1 2009-12-09 David Edelsohn <edelsohn@gnu.org>
3 * builtins.c (do_mpc_ckconv): Pass the component type to
6 2009-12-09 Xinliang David Li <davidxl@google.com>
8 PR tree-optimization/42337
9 * tree-ssa-pre.c (phi_translate_1): Push and Pop SEEN set.
11 2009-12-09 Nathan Froyd <froydnj@codesourcery.com>
13 * config/rs6000/vector.md (absv2sf2, negv2sf2, addv2sf3, subv2sf3,
14 mulv2sf3, divv2sf3): New expanders.
15 * config/rs6000/spe.md (spe_evabs, spe_evand, spe_evaddw, spe_evsubfw,
16 spe_evdivws): Rename to use standard GCC names.
17 * config/rs6000/paired.md (negv2sf, absv2sf2, addv2sf3, subv2sf3,
18 mulv2sf3, divv2sf3): Rename to avoid conflict with the new expanders.
19 * config/rs6000/rs6000.c (bdesc_2arg, bdesc_1arg): Use new CODE_FOR_
20 names for renamed patterns.
22 2009-12-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
24 * config/s390/s390.md ("copysign<mode>3"): Pattern removed.
26 2009-12-09 Jakub Jelinek <jakub@redhat.com>
28 * configure.ac: Compute ld_ver, ld_vers, ld_date, ld_vers_major,
29 ld_vers_minor and ld_vers_path always, not just when gcc_cv_ld_hidden
31 * configure: Regenerated.
33 2009-12-08 Richard Henderson <rth@redhat.com>
35 * combine.c (setup_incoming_promotions): Fix sign-extend of
36 zero-extend case; tidy conditions.
38 2009-12-08 Michael Matz <matz@suse.de>
41 * function.c (free_temp_slots): Only walk the temp slot
42 addresses and combine slots if we actually changes something.
43 (pop_temp_slots): Ditto.
45 2009-12-08 Olga Golovanevsky <olga@il.ibm.com>
48 * ipa-struct-reorg.c (compare_fields): New function.
49 (find_field_in_struct_1): Use compare_fields function.
50 (is_equal_types): Likewise.
52 2009-12-07 DJ Delorie <dj@redhat.com>
55 * config/mep/mep.c (mep_expand_prologue): Set
56 really_need_stack_frame after frame_size is set.
58 2009-12-07 Richard Henderson <rth@redhat.com>
61 * combine.c (setup_incoming_promotions): Improve the conditions
62 under which we respect the promotions applied.
64 2009-12-07 Eric Botcazou <ebotcazou@adacore.com>
66 * config/sparc/linux.h (ASM_SPEC): Pass -K PIC if -findirect-dispatch.
67 * config/sparc/linux64.h (ASM_SPEC): Likewise.
69 2009-12-07 Richard Henderson <rth@redhat.com>
73 * tree-ssa.c (insert_debug_temp_for_var_def): Skip propagation
74 for ssa names already registered for update.
76 2009-12-07 Jakub Jelinek <jakub@redhat.com>
79 * ddg.c (add_inter_loop_mem_dep): Use ANTI_DEP if from or to
82 2009-12-07 Sebastian Pop <sebastian.pop@amd.com>
84 * config/i386/driver-i386.c (host_detect_local_cpu): Add -mlwp to the
85 options when bit_LWP is set.
87 2009-12-07 Sebastian Pop <sebastian.pop@amd.com>
89 * config/i386/cpuid.h (bit_ABM): New.
90 * config/i386/driver-i386.c (host_detect_local_cpu): Add -mabm to the
91 options when bit_ABM is set.
93 2009-12-07 Jakub Jelinek <jakub@redhat.com>
95 * config/i386/i386.c (bdesc_special_args): Move __builtin_clzs from
97 (bdesc_args): ... here.
98 * config.gcc (i[34567]86-*-*): Include abmintrin.h.
99 (x86_64-*-*): Likewise.
101 2009-12-07 Sebastian Pop <sebastian.pop@amd.com>
103 * config.gcc (i[34567]86-*-*, x86_64-*-*): Add popcntintrin.h.
104 * config/i386/abmintrin.h (_mm_popcnt_u32, _mm_popcnt_u64): Moved...
105 * config/i386/i386-c.c (__POPCNT__): Defined.
106 * config/i386/popcntintrin.h: ...here. New file.
107 * config/i386/smmintrin.h (_mm_popcnt_u32, _mm_popcnt_u64): Moved...
108 Include popcntintrin.h.
109 * config/i386/x86intrin.h: Include popcntintrin.h when __POPCNT__
112 2009-12-07 Sebastian Pop <sebastian.pop@amd.com>
114 * config/i386/i386-protos.h (ix86_expand_fma4_multiple_memory):
116 * config/i386/i386.c (ix86_expand_fma4_multiple_memory): Removed.
117 * config/i386/sse.md: Remove all XOP splitters.
118 Allow the second and fourth operands of XOP multiply-add insns
121 2009-12-07 Sebastian Pop <sebastian.pop@amd.com>
123 * config/i386/sse.md: Remove all FMA4 splitters.
124 Allow the second operand of FMA4 insns to be a nonimmediate.
125 Fix comments punctuation.
127 2009-12-07 Julian Brown <julian@codesourcery.com>
129 * config/arm/constraints.md (Ps, Pt): New constraint letters.
130 * config/arm/thumb2.md (*thumb2_addsi_short): Tighten constraints.
132 2009-12-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
135 * configure.ac (HAVE_mpc): Don't define.
136 * config.in, configure: Regenerate.
139 * builtins.c: Remove HAVE_mpc* checks throughout.
140 * fold-const.c: Likewise.
142 * toplev.c: Likewise.
144 2009-12-07 Edmar Wienskoski <edmar@freescale.com>
146 * config.gcc (cpu_is_64bit): Add new core e500mc64.
147 (powerpc*-*-*): Add new core e500mc64.
148 * config/rs6000/e500mc64.md: New file.
149 * config/rs6000/rs6000.c (processor_costs): Add new costs for
151 (rs6000_override_options): Add e500mc64 case to
152 processor_target_table. Altivec and Spe options not allowed with
153 e500mc64. Disable string instructions for e500mc64. Enable branch
154 targets alignment for both e500mc and e500mc64. Initialize
155 rs6000_cost for e500mc64.
156 (rs6000_emit_sISEL): New function.
157 (rs6000_emit_sCOND): Call rs6000_emit_sISEL for isel targets.
158 (rs6000_emit_int_cmove): Fix mode of 64 bit isel pattern
160 (rs6000_issue_rate): Set issue rate for e500mc64.
161 (rs6000_rtx_costs): Set more accurate cost for mfcr instruction
162 on architectures with isel.
163 * config/rs6000/rs6000-protos.h (rs6000_emit_sISEL): Declare.
164 * config/rs6000/rs6000.h (processor_type): Add
165 PROCESSOR_PPCE500MC64.
166 (ASM_CPU_SPEC): Add e500mc64.
167 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc64.
169 (abssi2_isel): Expand pattern to handle DImode.
170 (nabs<mode>2_isel): New pattern.
171 (absdi2): Change pattern to handle 64 bit isel targets.
172 (absdi2_internal): Exclude ISEL targets.
173 (nabsdi2): Exclude ISEL targets.
174 * doc/invoke.texi: Add e500mc64 to list of cpus.
176 2009-12-07 Uros Bizjak <ubizjak@gmail.com>
178 * config/i386/i386.md (any_or): New code iterator.
179 (any_logic): Rename from plogic code iterator.
180 (logicprefix): Rename from plogicprefix code attribute.
181 (<code><mode>3): Macroize expander from {ior,xor}<mode>3 using
182 any_or code iterator.
183 (*<code><mode>_1): Macroize insn from *{ior,xor}<mode>_1 using
184 any_or code iterator.
185 (*<code><mode>_2): Ditto from *{ior,xor}<mode>_2.
186 (*<code><mode>_3): Ditto from *{ior,xor}<mode>_3.
187 (ior and xor splitters): Ditto.
188 * config/i386/mmx.md: Updated for rename.
189 * config/i386/sse.md: Ditto.
191 2009-12-07 Uros Bizjak <ubizjak@gmail.com>
193 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
194 Remove quotes around condition logic code.
196 2009-12-06 Richard Henderson <rth@redhat.com>
199 * tree-ssa-dom.c (degenerate_phi_result): Check for NULL phi
202 2009-12-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
204 * doc/install.texi: Document MPC is required.
206 2009-12-06 Uros Bizjak <ubizjak@gmail.com>
208 * config/i386/i386.md (g): Add HImode and QImode.
209 (general_szext_operand): New mode attribute.
210 (*test<mode>_1): Macroize insn from *test{qi,hi,si}_1 using
211 SWI124 mode iterator.
212 (and<mode>3): Macroize expander from and{qi,hi,si,di}3 using
214 (*and<mode>_2): Macroize insn from *and{qi,hi,si}_2 using
215 SWI124 mode iterator.
216 (ior<mode>3): Macroize expander from ior{qi,hi,si,di}3 using
218 (*ior<mode>_1): Macroize insn from *ior{hi,si,di}_1 using
219 SWI248 mode iterator.
220 (*ior<mode>_2): Macroize insn from *ior{qi,hi,si,di}_2 using
222 (*ior<mode>_3): Macroize insn from *ior{qi,hi,si,di}_3 using
224 (xor<mode>3): Macroize expander from xor{qi,hi,si,di}3 using
226 (*xor<mode>_1): Macroize insn from *xor{hi,si,di}_1 using
227 SWI248 mode iterator.
228 (*xor<mode>_2): Macroize insn from *xor{qi,hi,si,di}_2 using
230 (*xor<mode>_3): Macroize insn from *xor{qi,hi,si,di}_3 using
233 2009-12-05 Sebastian Pop <sebastian.pop@amd.com>
235 * config/i386/i386.c (TARGET_DEFAULT_TARGET_FLAGS): Add
237 * config/i386/i386.h (CC1_CPU_SPEC_1): Remove
238 "'-mfused-madd' was removed".
239 * config/i386/i386.opt (mfused-madd): New.
240 * config/i386/sse.md: Add TARGET_FUSED_MADD to FMA4 insns.
241 * doc/invoke.texi (-mfused-madd, -mno-fused-madd): Document.
243 2009-12-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
245 * pa64-hpux.h (LIB_SPEC): Handle -rdynamic.
246 * pa-hpux10.h (LIB_SPEC): Likewise.
247 * pa-hpux11.h (LIB_SPEC): Likewise.
250 * pa/linux-unwind.h (pa32_fallback_frame_state): Set fs->signal_frame
252 * pa/hpux-unwind.h (pa32_fallback_frame_state): Likewise.
254 2009-12-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
256 * configure: Regenerate.
258 2009-12-05 Richard Earnshaw <rearnsha@arm.com>
260 * arm/thumb2.md (thumb2_mulsi_short_compare0): Use a low-register
263 2009-12-04 David Daney <ddaney@caviumnetworks.com>
265 PR rtl-optimization/42164
266 * combine.c (combine_simplify_rtx): Handle truncation of integer
269 2009-12-04 Richard Guenther <rguenther@suse.de>
271 * lto-streamer-out.c (pack_ts_decl_common_value_fields):
272 Revert previous change.
273 (lto_output_ts_decl_common_tree_pointers): Stream DECL_VALUE_EXPR.
274 * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
277 2009-12-04 Richard Guenther <rguenther@suse.de>
279 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle
281 (call_may_clobber_ref_p_1): Likewise.
283 2009-12-04 Matthias Klose <doko@ubuntu.com>
284 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
287 * config.gcc (hppa*-*-linux*): Use config/t-slibgcc-libgcc.
288 * config/pa/pa-linux.h (LIB_SPEC): Remove.
290 2009-12-03 Sebastian Pop <sebastian.pop@amd.com>
291 Richard Henderson <rth@redhat.com>
293 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Remove.
294 * config/i386/i386.c (ix86_fma4_valid_op_p): Remove.
295 * config/i386/i386.md: Do not use ix86_fma4_valid_op_p.
296 * config/i386/sse.md (fma4_*): Remove alternative with operand 1
297 matching a memory access. Do not use ix86_fma4_valid_op_p.
299 Do not use ix86_fma4_valid_op_p in FMA4 and XOP splitters.
301 2009-12-03 Richard Henderson <rth@redhat.com>
303 * config/i386/i386.c (ix86_fixup_binary_operands): For FMA4, force
304 all operands into registers.
306 2009-12-03 Sebastian Pop <sebastian.pop@amd.com>
308 * config/i386/i386.c (ix86_expand_fma4_multiple_memory): Remove unused
310 * config/i386/i386-protos.h (ix86_expand_fma4_multiple_memory): Same.
311 * config/i386/sse.md: Same.
313 2009-12-03 Richard Guenther <rguenther@suse.de>
315 * cgraphunit.c (assemble_thunk): Use DECL_ASSEMBLER_NAME
316 instead of DECL_NAME for the entry point.
318 2009-12-03 Richard Earnshaw <rearnsha@arm.com>
320 * arm/linux-atomic.c (SYNC_LOCK_RELEASE): Place memory barrier
321 before the lock release.
323 2009-12-03 Michael Matz <matz@suse.de>
326 * cfgexpand.c (struct stack_var): Add conflicts member.
327 (stack_vars_conflict, stack_vars_conflict_alloc,
328 n_stack_vars_conflict): Remove.
329 (add_stack_var): Initialize conflicts member.
330 (triangular_index, resize_stack_vars_conflict): Remove.
331 (add_stack_var_conflict, stack_var_conflict_p): Rewrite in
333 (union_stack_vars): Only run over the conflicts.
334 (partition_stack_vars): Remove special case.
335 (expand_used_vars_for_block): Don't call resize_stack_vars_conflict,
336 don't create self-conflicts.
337 (account_used_vars_for_block): Don't create any conflicts.
338 (fini_vars_expansion): Free bitmaps, don't free or clear removed
341 2009-12-03 Bernd Schmidt <bernd.schmidt@analog.com>
344 * regrename.c (live_in_chains): New variable.
345 (verify_reg_tracked): New static function.
346 (scan_rtx_reg): Update live_in_chains.
347 (scan_rtx): Only promote sets in COND_EXEC to OP_INOUT if
348 we're already tracking the reg.
349 (build_def_use): Likewise. Initialize live_in_chains.
351 2009-12-03 Ken Werner <ken.werner@de.ibm.com>
353 * config/spu/spu-elf.h (STARTFILE_SPEC): Add support for gprof
355 * config/spu/spu-protos.h (spu_function_profiler): Add prototype.
356 * config/spu/spu.c (spu_function_profiler): New function.
357 * config/spu/spu.h (FUNCTION_PROFILER): Invoke
358 spu_function_profiler.
359 (NO_PROFILE_COUNTERS): Define.
360 (PROFILE_BEFORE_PROLOGUE): Likewise.
362 2009-12-03 Dave Korn <dave.korn.cygwin@gmail.com>
364 * ggc-page.c (struct free_object): Pull definition out ...
365 (struct globals): .. from here.
367 2009-12-02 Richard Guenther <rguenther@suse.de>
369 * fold-const.c (div_if_zero_remainder): Honor that sizetypes
370 are sign-extending. Simplify.
372 2009-12-02 Richard Henderson <rth@redhat.com>
375 * tree-loop-distribution.c (build_size_arg_loc): Tidy.
376 (generate_memset_zero): Convert to sizetype properly. Tidy.
378 2009-12-02 Richard Guenther <rguenther@suse.de>
380 * lto-streamer-out.c (pack_ts_decl_common_value_fields):
381 Do not pretend we have value exprs.
383 2009-12-02 Richard Guenther <rguenther@suse.de>
386 * fold-const.c (try_move_mult_to_index): Do not leak
387 domain types into the IL.
389 2009-12-02 Richard Guenther <rguenther@suse.de>
392 * tree.c (free_lang_data): Disable if not using LTO.
394 2009-12-02 Richard Guenther <rguenther@suse.de>
397 * cfgloopmanip.c (remove_path): Avoid cancelling loops twice.
399 2009-12-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
402 * tree.h (int_or_pointer_precision): Remove.
403 * tree.c (int_or_pointer_precision): Remove.
404 (integer_pow2p): Use TYPE_PRECISION instead.
405 (tree_log2): Likewise.
406 (tree_floor_log2): Likewise.
407 (signed_or_unsigned_type_for): Likewise.
408 * fold-const.c (fit_double_type): Likewise.
409 * varasm.c (initializer_constant_valid_p): Likewise.
411 2009-12-02 Ira Rosen <irar@il.ibm.com>
413 * doc/invoke.texi (-fdump-tree-slp): Document.
414 (-ftree-vectorizer-verbose): Update.
415 (-ftree-slp-vectorize): Document.
417 2009-12-02 Nick Clifton <nickc@redhat.com>
419 * config/rx/rx.c (rx_conditional_register_usage): Do not warn if
420 no fixed registers are available for interrupt handlers. Do not
421 fix normal registers.
422 (MUST_SAVE_ACC_REGISTER): New macro.
423 (rx_get_stack_layout): Create a stack frame for fast interrupt
424 handlers, if necessary. Push extra registers if needed in order
425 to save the accumulator.
426 (rx_expand_prologue): Create a stack frame for fast interrupt
427 handlers, if necessary.
428 (rx_expand_builtin_mvfc): Handle the case where there is no target.
430 2009-12-01 Sebastian Pop <sebastian.pop@amd.com>
432 * config/i386/abmintrin.h (__lzcnt16): New.
435 * config/i386/i386-builtin-types.def (UINT16_FTYPE_UINT16): New.
436 * config/i386/i386.c (IX86_BUILTIN_CLZS): New.
437 (bdesc_special_args): Add __builtin_clzs.
438 (ix86_expand_args_builtin): Handle UINT16_FTYPE_UINT16.
440 2009-12-01 Sebastian Pop <sebastian.pop@amd.com>
442 * config/i386/abmintrin.h (_mm_popcnt_u32): New.
443 (_mm_popcnt_u64): New.
445 2009-12-01 Sebastian Pop <sebastian.pop@amd.com>
447 * config/i386/abmintrin.h: New.
448 * config/i386/i386-c.c (ix86_target_macros_internal): Defined __ABM__.
449 * config/i386/x86intrin.h: Include abmintrin.h when __ABM__ is defined.
451 2009-12-01 Uros Bizjak <ubizjak@gmail.com>
453 * config/i386/i386.md (SWI124): Rename from CRC32MODE.
454 (crc32modesuffix): Remove.
455 (crc32modeconstraint): Ditto.
456 (sse4_2_crc32<mode>): Update for renamed mode iterator. Use
457 imodesuffix instead of crc32modesuffix and <r>m instead of
460 2009-12-01 Jakub Jelinek <jakub@redhat.com>
463 * tree-cfgcleanup.c (cleanup_omp_return): Don't ICE if control_bb
464 contains no statements.
466 2009-12-01 Grigori Fursin <grigori.fursin@inria.fr>
467 Joern Rennecke <amylaar@spamcop.net>
469 * cgraphunit.c (plugin.h): Include.
470 (ipa_passes): Invoke PLUGIN_ALL_IPA_PASSES_START /
471 PLUGIN_ALL_IPA_PASSES_END at start / end of processing.
472 * gcc-plugin.h (highlev-plugin-common.h, hashtab.h): Include.
473 (enum plugin_event): Define by including plugin.def.
474 Last enumerator is now called PLUGIN_EVENT_FIRST_DYNAMIC.
475 (plugin_event_name): Change type to const char **.
476 (get_event_last, get_named_event_id, unregister_callback): Declare.
477 (register_callback): Change type of event argument to int.
478 (highlev-plugin-common.h): New file.
479 * Makefile.in (GCC_PLUGIN_H): Add highlev-plugin-common.h and
481 (tree-optimize.o passes.o): Depend on $(PLUGIN_H).
482 (PLUGIN_HEADERS): Add opts.h, $(PARAMS_H) and plugin.def.
483 (s-header-vars): New rule.
484 (install-plugin): Depend on s-header-vars. Install b-header-vars.
485 * params.c (get_num_compiler_params): New function.
486 * params.h (get_num_compiler_params): Declare.
487 * passes.c (plugin.h): Include.
488 (make_pass_instance): Invoke PLUGIN_NEW_PASS.
489 (do_per_function_toporder, pass_init_dump_file): No longer static.
490 (pass_fini_dump_file): Likewise.
491 (execute_one_pass): Likewise. Invoke PLUGIN_OVERRIDE_GATE and
492 PLUGIN_PASS_EXECUTION.
493 (execute_ipa_pass_list): Invoke PLUGIN_EARLY_GIMPLE_PASSES_START and
494 PLUGIN_EARLY_GIMPLE_PASSES_END.
495 * plugin.c (plugin_event_name_init): New array, defined by
496 including plugin.def.
497 (FMT_FOR_PLUGIN_EVENT): Update.
498 (plugin_event_name): Change type to const char ** and initialize
499 to plugin_event_name_init.
500 (event_tab, event_last, event_horizon): New variable.
501 (get_event_last): New function.
502 (plugin_callbacks_init): New array.
503 (plugin_callbacks: Change type to struct callback_info **.
504 Initialize to plugin_callbacks_init.
505 (htab_event_eq, get_named_event_id, unregister_callback): New function.
506 (invoke_plugin_va_callbacks): Likewise.
507 (register_callback): Change type of event argument to int.
508 Handle new events. Allow dynamic events.
509 (invoke_plugin_callbacks): Likewise. Return success status.
510 (plugins_active_p): Allow dynamic callbacks.
511 * plugin.def: New file.
512 * plugin.h (invoke_plugin_callbacks): Update prototype.
513 (invoke_plugin_va_callbacks): Declare.
514 * tree-optimize.c (plugin.h): Include.
515 (tree_rest_of_compilation): Invoke PLUGIN_ALL_PASSES_START and
516 PLUGIN_ALL_PASSES_END.
517 * tree-pass.h (execute_one_pass, pass_init_dump_file): Declare.
518 (pass_fini_dump_file, do_per_function_toporder): Likewise.
519 * doc/plugin.texi: Document new event types.
521 2009-12-01 Martin Jambor <mjambor@suse.cz>
523 PR tree-optimization/42237
524 * tree-sra.c (sra_ipa_modify_assign): Split gimple_reg_type assignments
525 in between references into two.
527 2009-12-01 Richard Guenther <rguenther@suse.de>
529 * tree-inline.c (copy_tree_body_r): Do not set TREE_BLOCK
530 to the block of the call when remapping a type.
532 2009-12-01 Martin Jambor <mjambor@suse.cz>
534 * cgraph.h (struct cgraph_edge): Reorder fields. Make loop_nest
536 * ipa-prop.h (struct ipa_param_call_note): Likewise.
537 * ipa-prop.c (ipa_note_param_call): Initialize note->loop_nest.
539 2009-12-01 Richard Guenther <rguenther@suse.de>
541 * final.c (rest_of_clean_state): If -fcompare-debug is
542 given dump final insns without UIDs.
543 * tree-ssa-live.c (remove_unused_scope_block_p): Remove
544 after_inlining checks.
546 2009-11-30 Chao-ying Fu <fu@mips.com>
548 * config/mips/mips-dsp.md (mips_lhx_<mode>): Use sign_extend.
550 2009-11-30 Dave Korn <dave.korn.cygwin@gmail.com>
552 * configure.ac (USE_CYGWIN_LIBSTDCXX_WRAPPERS): Define to reflect
553 status of AC_CHECK_FUNC for Cygwin DLL libstdc++ support wrappers.
554 * configure: Regenerate.
555 * config.in: Regenerate.
557 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Define list of --wrap
558 options for Cygwin DLL libstdc++ support wrappers.
559 (CXX_WRAP_SPEC_OPT): Define spec to use wrappers or not by default
560 according to defined value of USE_CYGWIN_LIBSTDCXX_WRAPPERS.
561 (CXX_WRAP_SPEC): Define entire wrapper spec in or out according to
562 whether USE_CYGWIN_LIBSTDCXX_WRAPPERS is even defined or not.
563 (LINK_SPEC): Include CXX_WRAP_SPEC.
564 * gcc/config/i386/winnt.c (wrapper_strcmp): New qsort helper function.
565 (i386_find_on_wrapper_list): Check if a function is found on the list
566 of libstdc++ wrapper options.
567 (i386_pe_file_end): If we are importing a wrapped function, also emit
568 an external declaration for the real version.
569 * config/i386/cygming.opt (muse-libstdc-wrappers): New option for
570 Cygwin targets. Update copyright year.
572 2009-11-30 Steve Ellcey <sje@cup.hp.com>
573 Jakub Jelinek <jakub@redhat.com>
575 * function.c (instantiate_virtual_regs_in_insn): Copy to new reg
578 2009-11-30 Anatoly Sokolov <aesok@post.ru>
580 * config/sh/sh.c (sh_promote_prototypes): Make static.
581 (sh_function_value, sh_libcall_value, sh_function_value_regno_p): New
583 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
584 * config/sh/sh.h (FUNCTION_VALUE_REGNO_P): Redefine, use
585 sh_function_value_regno_p.
586 (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
587 * config/sh/sh-protos.h (sh_function_value_regno_p): Declare.
588 (sh_promote_prototypes) : Remove.
590 2009-11-30 Julian Brown <julian@codesourcery.com>
592 * config/arm/arm.h (PREFERRED_RELOAD_CLASS): Don't restrict Thumb-2
595 2009-11-30 Richard Henderson <rth@redhat.com>
597 * config/i386/i386.c (ix86_vec_interleave_v2df_operator_ok): New.
598 (bdesc_special_args): Update insn codes.
599 (avx_vpermilp_parallel): Correct range check.
600 (ix86_rtx_costs): Handle vector permutation rtx codes.
601 (struct expand_vec_perm_d): Move earlier.
602 (get_mode_wider_vector): New.
603 (expand_vec_perm_broadcast_1): New.
604 (ix86_expand_vector_init_duplicate): Use it. Tidy AVX modes.
605 (expand_vec_perm_broadcast): New.
606 (ix86_expand_vec_perm_builtin_1): Use it.
607 * config/i386/i386-protos.h: Update.
608 * config/i386/predicates.md (avx_vbroadcast_operand): New.
609 * config/i386/sse.md (AVX256MODE24P): New.
610 (ssescalarmodesuffix2s): New.
611 (avxhalfvecmode, avxscalarmode): Fill out to all modes.
612 (avxmodesuffixf2c): Add V8SI, V4DI.
613 (vec_dupv4sf): New expander.
614 (*vec_dupv4sf_avx): Add vbroadcastss alternative.
615 (*vec_set<mode>_0_avx, **vec_set<mode>_0_sse4_1): Macro-ize for
616 V4SF and V4SI. Move C alternatives to front. Add insertps and
618 (*vec_set<mode>_0_sse2): Split out from ...
619 (vec_set<mode>_0): Macro-ize for V4SF and V4SI.
620 (vec_interleave_highv2df, vec_interleave_lowv2df): Require register
621 destination; use ix86_vec_interleave_v2df_operator_ok, instead of
622 ix86_fixup_binary_operands.
623 (*avx_interleave_highv2df, avx_interleave_lowv2df): Add movddup.
624 (*sse3_interleave_highv2df, sse3_interleave_lowv2df): New.
625 (*avx_movddup, *sse3_movddup): Remove. New splitter from
626 vec_select form to vec_duplicate form.
627 (*sse2_interleave_highv2df, sse2_interleave_lowv2df): Use
628 ix86_vec_interleave_v2df_operator_ok.
629 (avx_movddup256, avx_unpcklpd256): Change to expanders, merge into ...
630 (*avx_unpcklpd256): ... here.
631 (*vec_dupv4si_avx): New.
632 (*vec_dupv2di_avx): Add movddup alternative.
633 (*vec_dupv2di_sse3): New.
634 (vec_dup<AVX256MODE24P>): Replace avx_vbroadcasts<AVXMODEF4P> and
635 avx_vbroadcastss256; represent with vec_duplicate instead of
636 nested vec_concat operations.
637 (avx_vbroadcastf128_<mode>): Rename from
638 avx_vbroadcastf128_p<avxmodesuffixf2c>256.
639 (*avx_vperm_broadcast_v4sf): New.
640 (*avx_vperm_broadcast_<AVX256MODEF2P>): New.
642 2009-11-30 Martin Jambor <mjambor@suse.cz>
645 * tree-sra.c (struct access): New field grp_different_types.
646 (dump_access): Dump grp_different_types.
647 (compare_access_positions): Prefer scalars and vectors over other
649 (sort_and_splice_var_accesses): Set grp_different_types if appropriate.
650 (sra_modify_expr): Use the original also when dealing with a complex
651 or vector group accessed as multiple types.
653 2009-11-30 Richard Henderson <rth@redhat.com>
655 * config/i386/i386.c (avx_vperm2f128_parallel): New.
656 * config/i386/i386-protos.h: Declare it.
657 * config/i386/predicates.md (avx_vperm2f128_v8sf_operand,
658 avx_vperm2f128_v8si_operand, avx_vperm2f128_v4df_operand): New.
659 * config/i386/sse.md (avx_vperm2f128<mode>3): Change to expander.
660 (*avx_vperm2f128<mode>_full): Renamed from avx_vperm2f128<mode>3.
661 (*avx_vperm2f128<mode>_nozero): New.
663 2009-11-30 Richard Henderson <rth@redhat.com>
665 * config/i386/i386-builtin-types.def (V4DF_FTYPE_V4DF_V4DF_V4DI): New.
666 (V8SF_FTYPE_V8SF_V8SF_V8SI): New.
667 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Support
668 V4DF and V8SF for AVX; relax constraint on V4SF to SSE1 from SSE2.
669 (IX86_BUILTIN_VEC_PERM_V4DF, IX86_BUILTIN_VEC_PERM_V8SF): New.
670 (bdesc_args): Add them.
671 (ix86_expand_builtin): Expand them.
672 (expand_vec_perm_pshufb2): Only operate on 16-byte vectors.
674 2009-11-30 Martin Jambor <mjambor@suse.cz>
677 * ipa-prop.c (ipa_write_node_info): Initialize note_count to zero.
679 2009-11-30 Jakub Jelinek <jakub@redhat.com>
681 * ipa-reference.c (propagate): Only dump bitmaps if computed.
683 2009-11-30 Olga Golovanevsky <olga@il.ibm.com>
686 * ipa-struct-reorg.c (new_var_eq): Use DECL_UID to hash new variables.
687 (new_var_hash): Likewise.
688 (is_in_new_vars_htab): Likewise.
689 (add_to_new_vars_htab): Likewise.
691 2009-11-30 Ira Rosen <irar@il.ibm.com>
693 * tree-vect-stmts.c (vectorizable_assignment): Support
696 2009-11-30 Richard Guenther <rguenther@suse.de>
698 * doc/contrib.texi (Contributors): Add myself.
700 2009-11-30 Richard Guenther <rguenther@suse.de>
702 * tree.c (free_lang_data): Do not set debug_info_level to
705 2009-11-30 Richard Guenther <rguenther@suse.de>
709 * expr.c (expand_expr_addr_expr_1): Properly expand the initializer
712 2009-11-30 Richard Guenther <rguenther@suse.de>
714 * tree-into-ssa.c (insert_phi_nodes): Add PHI nodes in
717 2009-11-30 Richard Guenther <rguenther@suse.de>
719 * tree-dump.c (dump_option_value_in): Add TDF_NOUID.
720 * tree-pass.h (TDF_NOUID): Likewise.
721 * print-rtl.c: Include tree-pass.h.
722 (print_mem_expr): Pass dump_flags.
723 (print_rtx): Likewise.
724 * print-tree.c: Include tree-pass.h.
725 (print_node_brief): Handle TDF_NOUID.
726 (print_node): Likewise.
727 * tree-pretty-print.c (dump_decl_name): Likewise.
728 (dump_generic_node): Likewise.
729 * Makefile.in (print-rtl.o, print-tree.o): Add $(TREE_PASS_H)
732 2009-11-30 Nick Clifton <nickc@redhat.com>
734 * config/stormy16/stormy16-lib2-count-leading-zeros.c: Delete.
735 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Remove
736 stormy16-lib2-count-leading-zeros.c.
737 * config/stormy16/stormy16-lib2.c (__clzhi2): Move code from
738 __stormy16_count_leading_zeros() into this function.
739 (__ctzhi2): Use __builtin_clz.
740 (__ffshi2): Likewise.
742 2009-11-30 Eric Botcazou <ebotcazou@adacore.com>
744 * config/sparc/sparc.c (DF_MODES): Simplify.
745 (TF_ONLY_MODES, OF_ONLY_MODES): Delete.
746 (TF_MODES, OF_MODES): Adjust for above change.
747 (TF_MODES_NO_S, OF_MODES_NO_S): Likewise.
748 * config/sparc/sparc.h (REGNO_REG_CLASS): Move around.
750 2009-11-30 Paolo Bonzini <bonzini@gnu.org>
752 PR rtl-optimization/41812
753 * fwprop.c (local_md, local_lr): New globals.
754 (process_defs, process_uses): Remove local_md argument. Never
755 consider dead pseudos to have singleton def-use chains.
756 (single_def_use_enter_block): Perform LR simulation.
757 (build_single_def_use_links): Remove local_md local variable.
758 Add DF_NOTE. Allocate local_lr.
759 (fwprop_done): Do not remove DF_CHAIN, we do not use it anymore.
760 * df-problems.c (df_md_scratch): New.
761 (df_md_alloc, df_md_free): Allocate/free it.
762 (df_md_local_compute): Only include live registers in init.
763 (df_md_transfer_function): Prune the in-set computed by
764 the confluence function, and the gen-set too.
766 2009-11-30 Hans-Peter Nilsson <hp@axis.com>
768 PR rtl-optimization/40086
769 * reorg.c (relax_delay_slots): When looking for redundant insn at
770 the branch target, use next_real_insn, not next_active_insn.
772 2009-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
774 * doc/install.texi: Update minimum MPC version to 0.8.
776 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
778 * config/rs6000/rs6000.md (fnmaddsf4_powerpc_1): Remove
779 HONOR_SIGNED_ZEROS final condition.
780 (fnmsubsf4_powerpc_1): Same.
781 (fnmadddf4_fpr_1): Same.
782 (fnmsubdf4_fpr_1): Same.
784 2009-11-29 Ira Rosen <irar@il.ibm.com>
786 PR tree-optimization/42193
787 * tree-vect-stmts.c (vectorizable_operation): Set vectorization factor
788 to 1 in case of basic block SLP.
789 (vectorizable_load): Likewise.
791 2009-11-28 Jan Hubicka <jh@suse.cz>
793 * cgraph.c (same_body_alias_1): Break out of
794 (same_body_alias): ... here; remove comdat check; it is handled
796 (cgraph_add_thunk): New.
797 (dump_cgraph_node): Dump aliases and thunks.
798 * cgraph.h (cgraph_thunk_info): New structure.
799 (struct cgraph_node): Add thunk info.
800 (cgraph_add_thunk): New.
801 * cgraphunit.c (cgraph_emit_thunks): Remove.
802 (cgraph_finalize_compilation_unit): Do not call cgraph_emit_thunks.
803 (assemble_thunk): New function.
804 (cgraph_expand_function): Handle thunks.
806 (init_lowered_empty_function): New.
807 * cp-objcp-common.h (LANG_HOOKS_CALLGRAPH_EMIT_ASSOCIATED_THUNKS):
809 * lto-cgraph.c (lto_output_node): Stream thunk info.
810 (input_node): Likewise.
811 * langhooks.h (lang_hooks_for_callgraph): Remove emit_associated_thunks.
812 * langhooks-def.h (LANG_HOOKS_CALLGRAPH_EMIT_ASSOCIATED_THUNKS): Remove.
813 (LANG_HOOKS_CALLGRAPH_INITIALIZER): Update.
814 * i386.c (x86_output_mi_thunk): Make output prettier.
816 2009-11-28 Richard Guenther <rguenther@suse.de>
818 PR tree-optimization/42183
819 * tree-nrv.c (tree_nrv): Bail out if the RESULT_DECL has its
820 address taken. Merge the addressable state of the NRV
821 variable and the result instead of copying it.
823 2009-11-28 Jakub Jelinek <jakub@redhat.com>
825 * matrix-reorg.c (analyze_matrix_allocation_site): Remove unused
826 malloc_fname variable.
827 (check_allocation_function): Remove unused gsi and bb_level_0
829 (transform_access_sites): Remove unused d_type_size and d_type_size_k
831 * omega.c (resurrect_subs): Remove unused n variable.
832 (omega_solve_geq): Remove unused neweqns variable.
833 * lto-streamer-in.c (lto_read_tree): Remove unused end_marker variable.
834 * tree-inline.c (declare_return_variable): Remove USE_P argument,
835 return use instead of var.
836 (remap_decl, remap_block): Remove unused fn variable.
837 (expand_call_inline): Remove unused retvar variable, adjust
838 declare_return_variable caller.
839 (optimize_inline_calls): Remove unused prev_fn variable.
840 * tree-vect-slp.c (vect_analyze_slp_instance): Remove unused ncopies
842 (vect_create_mask_and_perm): Remove unused group_size and dr_chain_size
844 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle MINUS_EXPR
846 * tree-vect-loop.c (vect_analyze_loop_form): Remove unused backedge
848 (vect_create_epilog_for_reduction): Remove unused bytesize variable.
849 * omp-low.c (workshare_safe_to_combine_p): Remove par_entry_bb
850 parameter. Remove unused par_stmt variable.
851 (determine_parallel_type): Adjust workshare_safe_to_combine_p caller.
852 (expand_omp_sections): Remove unused l1 variable.
853 (lower_omp_for): Remove unused ilist variable.
854 * tree-loop-distribution.c (mark_nodes_having_upstream_mem_writes):
855 Remove unused has_upstream_mem_write_p variable.
856 * recog.c (decode_asm_operands): Remove unused noperands variable.
857 * tree-ssa-alias.c (refs_may_alias_p_1): Remove unused size1 and
859 * libgcov.c (__gcov_merge_delta): Remove unused last variable.
860 * tree-call-cdce.c (gen_conditions_for_pow_int_base): Remove unused
862 (gen_conditions_for_pow): Remove unused ec variable.
863 * tree-ssa-sccvn.c (vn_reference_lookup_3): Remove unused size
865 * ipa-struct-reorg.c (program_redefines_malloc_p): Remove unused
867 * tree-ssa-sink.c (statement_sink_location): Remove unused code
869 * regmove.c (copy_src_to_dest): Remove unused insn_uid and move_uid
871 * tree-complex.c (create_one_component_var): Remove unused inner_type
873 * calls.c (emit_call_1): Don't GEN_INT (struct_value_size)
874 unnecessarily when GEN_*CALL omits that argument.
875 * regrename.c (regrename_optimize): Remove unused regs_seen variable.
876 (build_def_use): Remove unused icode variable.
877 * ipa-pure-const.c (check_call): Remove unused callee and avail
879 * tree-dfa.c (add_referenced_var): Remove unused v_ann variable.
880 * tree-vect-patterns.c (vect_recog_pow_pattern): Remove unused type
882 (vect_pattern_recog): Remove unused stmt variable.
883 * sel-sched-ir.c (make_regions_from_the_rest): Remove unused
884 new_regions variable.
885 * postreload.c (reload_cse_simplify_operands): Remove unused mode
887 * tree-parloops.c (create_call_for_reduction_1): Remove unused
889 (create_parallel_loop): Remove unused res variable.
890 (gen_parallel_loop): Remove unused nloop variable.
891 * tree-vect-loop-manip.c (vect_loop_versioning): Likewise.
892 * value-prof.c (gimple_mod_subtract_transform,
893 gimple_stringops_transform): Remove unused value variable.
894 (gimple_stringops_values_to_profile): Remove unused fcode variable.
895 * tree-vrp.c (register_new_assert_for): Remove unused found variable.
896 (vrp_visit_switch_stmt): Remove unused n variable.
897 * tree-vect-stmts.c (vectorizable_conversion): Remove unused expr
899 (vectorizable_operation): Remove unused shift_p variable.
900 (vectorizable_store): Remove unused first_stmt_vinfo variable.
901 * tree-ssa-operands.c (add_stmt_operand): Remove unused v_ann variable.
902 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove unused bb
904 (vect_permute_store_chain): Remove unused scalar_dest variable.
905 (vect_supportable_dr_alignment): Remove unused invariant_in_outerloop
907 * tree-ssa-threadupdate.c (thread_single_edge): Remove unused
909 * tree-optimize.c (tree_rest_of_compilation): Remove unused node
911 * optabs.c (expand_binop): Remove unused equiv_value variable.
912 (emit_libcall_block): Remove unused prev variable.
913 (init_optabs): Remove unused int_mode variable.
914 * tree-ssa-structalias.c (scc_visit): Remove unused have_ref_node
916 (do_structure_copy): Remove unused lhsbase and rhsbase variables.
917 (find_func_aliases): Remove unused rhstype variable.
918 (ipa_pta_execute): Remove unused varid variable.
920 2009-11-28 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
922 * config/avr/avr.h (ASM_OUTPUT_EXTERNAL): Add.
924 2009-11-28 David Binderman <dcb314@hotmail.com>
926 * ira-color.c (put_allocno_into_bucket): Remove set but not used
927 local variable hard_regs_num.
928 * ira-lives.c (process_single_reg_class_operands): Remove cover_class.
929 * loop-unswitch.c (unswitch_loop): Remove zero_bitmap.
930 * lower-subreg.c (decompose_multiword_subregs): Remove next.
932 2009-11-27 Martin Jambor <mjambor@suse.cz>
935 * tree-sra.c (get_replaced_param_substitute): Call create_tmp_var
936 instead of create_tmp_var. Set DECL_GIMPLE_REG_P to one manually
937 for vector and complex types.
938 (get_adjustment_for_base): Describe return value in the comment.
940 2009-11-27 Nick Clifton <nickc@redhat.com>
942 * longlong.h (count_leading_zeros): Define macro for stormy16 target.
943 (COUNT_LEADING_ZEROS_0): Likewise.
944 * config/stormy16/stormy16-lib2.c: Arrange for separate
945 compilation of each function.
946 (__ffshi2): New function.
947 (__stormy16_count_leading_zeros): New function.
948 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Use stub files to
949 compile each function into its own object file.
950 (stormy16-lib2-ashlsi3.c): New stub file.
951 (stormy16-lib2-ashrsi3.c): New stub file.
952 (stormy16-lib2-clzhi2.c): New stub file.
953 (stormy16-lib2-count-leading-zeros.c): New stub file.
954 (stormy16-lib2-ctzhi2.c): New stub file.
955 (stormy16-lib2-divsi3.c): New stub file.
956 (stormy16-lib2-ffshi2.c): New stub file.
957 (stormy16-lib2-lshrsi3.c): New stub file.
958 (stormy16-lib2-modsi3.c): New stub file.
959 (stormy16-lib2-parityhi2.c): New stub file.
960 (stormy16-lib2-popcounthi2.c): New stub file.
961 (stormy16-lib2-udivmodsi4.c): New stub file.
962 (stormy16-lib2-udivsi3.c): New stub file.
963 (stormy16-lib2-umodsi3.c): New stub file.
965 2009-11-27 Richard Henderson <rth@redhat.com>
967 * config/i386/sse.md (vec_interleave_highv16qi,
968 vec_interleave_lowv16qi, vec_interleave_highv8hi,
969 vec_interleave_lowv8hi, vec_interleave_highv4si,
970 vec_interleave_lowv4si, vec_interleave_highv2di,
971 vec_interleave_lowv2di, vec_interleave_highv4sf,
972 vec_interleave_lowv4sf, vec_interleave_highv2df,
973 vec_interleave_lowv2df): Remove expanders.
974 (sse_unpcklps, sse_unpckhps, sse2_unpckhpd_exp, sse2_unpcklpd_exp,
975 sse2_punpckhqdq, sse2_punpcklqdq, sse2_punpckhbw, sse2_punpcklbw,
976 sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq):
977 Rename to their proper vec_interleave equivalent. Update all users
979 * config/i386/i386.c, config/i386/i386.md: Update all users.
981 2009-11-27 Michael Matz <matz@suse.de>
983 PR rtl-optimization/42084
984 * cfgexpand.c (maybe_cleanup_end_of_block): Add new parameter,
985 use it to stop walking.
986 (expand_gimple_cond): Adjust call to above.
988 2009-11-27 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
991 * gthr-solaris.h (__gthread_mutex_destroy): Remove UNUSED.
992 [SUPPORTS_WEAK && GTHREAD_USE_WEAK] (__gthread_active_p): Use
993 __extension__ to allow cast from function pointer to object
995 * doc/install.texi (--enable-threads): Clarify use of Solaris threads.
997 2009-11-27 Steven Bosscher <steven@gcc.gnu.org>
999 * config/ia64/itanium1.md: Remove.
1000 * config/ia64/ia64.md: Do not include it.
1001 * config/ia64/ia64.c (ia64_handle_option): Remove "itanium",
1002 "itanium1", and "merced" from the processor alias table.
1003 (clocks, add_cycles): Remove global variables.
1004 (ia64_sched_reorder2): Don't set/use them.
1005 (ia64_dfa_new_cycle, ia64_h_i_d_extended, ia64_reorg): Likewise.
1006 (bundling): Likewise. Remove extra pass for MMMUL/MMSHF.
1008 2009-11-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1010 * config/s390/s390.c (last_scheduled_insn): New variable.
1011 (s390_fpload_toreg, s390_z10_prevent_earlyload_conflicts): New
1013 (s390_sched_reorder, s390_sched_variable_issue): New functions.
1014 (TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_REORDER): Target hooks
1017 2009-11-27 Michael Matz <matz@suse.de>
1020 * tree-eh.c (lower_catch): Stop after expanding a catch-all.
1022 2009-11-27 Richard Guenther <rguenther@suse.de>
1024 * timevar.def (TV_LOOP_MOVE_INVARIANTS, TV_LOOP_UNSWITCH,
1025 TV_LOOP_UNROLL, TV_LOOP_DOLOOP): New timevars.
1026 * loop-init.c (pass_rtl_move_loop_invariants): Use
1027 TV_LOOP_MOVE_INVARIANTS.
1028 (pass_rtl_unswitch): Use TV_LOOP_UNSWITCH.
1029 (pass_rtl_unroll_and_peel): Use TV_LOOP_UNROLL.
1030 (pass_rtl_doloop): Use TV_LOOP_DOLOOP.
1032 2009-11-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1034 * emit-rtl.c (next_active_insn, prev_active_insn): Correct comment.
1036 2009-11-27 Jakub Jelinek <jakub@redhat.com>
1038 * config/i386/i386.c (ix86_emit_restore_sse_regs_using_mov): Remove
1039 unused insn variable.
1040 * genemit.c (output_peephole2_scratches): Only declare and initialize
1041 _regs_allocated if it will be ever used.
1042 * cfgloopmanip.c (create_empty_if_region_on_edge): Remove unused
1044 (create_empty_loop_on_edge): Remove unused freq and cnt variables.
1045 * unwind-c.c (PERSONALITY_FUNCTION): Remove unused action_record
1048 * opts.c (decode_options): If optimize is bigger than 255,
1051 2009-11-26 Richard Henderson <rth@redhat.com>
1053 * config/i386/sse.md (mulv16qi3): Change back from an expander
1054 to an insn-and-split.
1055 (mulv4si): Mention AVX not XOP for AVX exception.
1056 (*sse2_mulv4si3): Likewise.
1057 (mulv2di3): Use vmulld not vpmacsdd for XOP expansion. Tidy.
1059 2009-11-26 Bernd Schmidt <bernd.schmidt@analog.com>
1061 * cfgexpand (n_stack_vars_conflict): New static variable.
1062 (triangular_index): Reduce likelyhood of overflow by performing
1063 the division before the multiplication.
1064 (resize_stack_vars_conflict): Call fatal_error if overflow
1065 occurred in triangular_index. Update n_stack_vars_conflict.
1068 * regrename.c (struct du_chain): Remove member earlyclobber.
1069 (scan_rtx_reg): Don't set it. Remove argument earlyclobber,
1070 all callers changed.
1071 (scan_rtx): Remove argument earlyclobber, all callers changed.
1072 (hide_operands, restore_operands, record_out_operands): New functions,
1073 broken out of build_def_use.
1074 (build_def_use): Call them as necessary.
1076 * regrename.c (struct du_head): New members id, conflicts,
1077 hard_conflicts and cannot_rename.
1078 (enum scan_actions): Remove terminate_all_read and
1079 terminate_overlapping_read; add mark_all_read.
1080 (scan_actions_name): Likewise.
1081 (du_head_p): New typedef. Define a vector type for it.
1082 (id_to_chain): New static variable.
1083 (note_sets, clear_dead_regs): Delete functions.
1084 (free_chain_data): New function.
1085 (merge_overlapping_regs): Simply walk the conflicts bitmap.
1086 Remove argument B, all callers changed.
1087 (regrename_optimize): Allocate id_to_chain. Ignore chains that have
1088 the cannot_rename bit set. Update regno and nregs of a renamed chain.
1089 Call free_chain_data when done.
1090 (do_replace): Remove death notes when the renamed reg is set in the
1091 last insn; add them if not.
1092 (mark_conflict, note_sets_clobbers): New static function.
1093 (fail_current_block, current_id, open_chains_set, live_hard_regs): New
1095 (scan_rtx_reg): Keep track of conflicts between chains, and between
1096 chains and hard regs. Don't terminate chains when we find a read we
1097 can't handle, mark it unrenameable instead. For terminate_write,
1098 terminate chains that are written with an exact match or a superset
1099 of registers. Set fail_current_block if multi-word lifetimes are too
1101 (scan_rtx_address): Use mark_all_read instead of terminate_all_read.
1102 (build_def_use): Initialize current_id, live_chains and live_hard_regs;
1103 free memory for them when done.
1104 Rearrange the steps so that earlyclobbers are noted before reads
1105 are processed. Add new steps to keep track of hard register lifetimes
1106 outside insn operands.
1108 2009-11-26 Richard Guenther <rguenther@suse.de>
1110 * tree-ssa-dce.c (nr_walks): New variable.
1111 (mark_aliased_reaching_defs_necessary): Adjust oracle cut-off.
1112 (perform_tree_ssa_dce): Init nr_walks.
1114 2009-11-26 Michael Matz <matz@suse.de>
1116 PR tree-optimization/41905
1117 * tree-eh.c (lower_eh_constructs_2): Don't add assignments
1118 below statements that can't fall thru.
1120 2009-11-26 Michael Matz <matz@suse.de>
1122 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
1123 expand_builtin_sprintf): Remove.
1124 (expand_builtin): Don't call them.
1126 2009-11-26 Richard Guenther <rguenther@suse.de>
1128 * tree-ssa-dce.c (perform_tree_ssa_dce): Allocate visited bitmap.
1130 2009-11-26 Nick Clifton <nickc@redhat.com>
1132 * config/rx/rx.c (rx_expand_epilogue): Add checks for sibcalls
1133 being used incorrectly.
1134 (rx_function_ok_for_sibcall): New function. Do not allow indirect
1135 sibcalls, or sibcalls from interrupt functions.
1136 (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
1137 * config/rx/rx.md (sibcall): Convert to a define_expand. Check
1138 for a MEM inside a MEM.
1139 (sibcall_value): Likewise.
1140 (sibcall_internal): New pattern containing old sibcall pattern.
1141 (sibcall_value_internal): Likewise.
1143 2009-11-25 Richard Henderson <rth@redhat.com>
1145 * config/i386/i386-builtin-types.awk (DEF_VECTOR_TYPE): Allow an
1146 optional 3rd argument to define the mode.
1147 * config/i386/i386-builtin-types.def (UQI, UHI, USI, UDI): New.
1148 (V2UDI, V4USI, V8UHI, V16UQI): New.
1149 (V4SF_FTYPE_V4SF_V4SF_V4SI, V2UDI_FTYPE_V2UDI_V2UDI_V2UDI,
1150 V4USI_FTYPE_V4USI_V4USI_V4USI, V8UHI_FTYPE_V8UHI_V8UHI_V8UHI,
1151 V16UQI_FTYPE_V16UQI_V16UQI_V16UQI): New.
1152 * config/i386/i386-modes.def: Rearrange for double-wide AVX.
1153 * config/i386/i386-protos.h (ix86_expand_vec_extract_even_odd): New.
1154 * config/i386/i386.c (IX86_BUILTIN_VEC_PERM_*): New.
1155 (bdesc_args): Add the builtin definitions to match.
1156 (ix86_expand_builtin): Expand them.
1157 (ix86_builtin_vectorization_cost): Rename from
1158 x86_builtin_vectorization_cost.
1159 (ix86_vectorize_builtin_vec_perm, struct expand_vec_perm_d,
1160 doublesize_vector_mode, expand_vselect, expand_vselect_vconcat,
1161 expand_vec_perm_blend, expand_vec_perm_vpermil,
1162 expand_vec_perm_pshufb, expand_vec_perm_1,
1163 expand_vec_perm_pshuflw_pshufhw, expand_vec_perm_palignr,
1164 expand_vec_perm_interleave2, expand_vec_perm_pshufb2,
1165 expand_vec_perm_even_odd_1, expand_vec_perm_even_odd,
1166 ix86_expand_vec_perm_builtin_1, extract_vec_perm_cst,
1167 ix86_expand_vec_perm_builtin, ix86_vectorize_builtin_vec_perm_ok,
1168 ix86_expand_vec_extract_even_odd, TARGET_VECTORIZE_BUILTIN_VEC_PERM,
1169 TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): New.
1170 * sse.md (SSEMODE_EO): New.
1171 (vec_extract_even<mode>): Use SSEMODE_EO and
1172 ix86_expand_vec_extract_even_odd.
1173 (vec_extract_odd<mode>): Likewise.
1174 (mulv16qi3, vec_pack_trunc_v8hi, vec_pack_trunc_v4si,
1175 vec_pack_trunc_v2di): Use ix86_expand_vec_extract_even_odd.
1177 2009-11-25 Richard Henderson <rth@redhat.com>
1179 * target.h (targetm.vectorize.builtin_vec_perm_ok): New.
1180 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): New.
1181 * hooks.h, hooks.c (hook_bool_tree_tree_true): New.
1182 * tree-vect-slp.c (vect_create_mask_and_perm): Don't create
1183 the vector constant here...
1184 (vect_transform_slp_perm_load): ... do it here instead. Validate
1185 that the permutation vector is implementable by the target.
1187 2009-11-25 Jakub Jelinek <jakub@redhat.com>
1189 * config/rs6000/sysv4.opt (mregnames): Change Var to rs6000_regnames.
1190 * config/rs6000/sysv4.h (TARGET_REGNAMES): Define.
1192 * print-rtl.c (print_rtx): When printing newline, append
1193 print_rtx_head and indentation after the newline.
1196 * config/i386/i386.c (print_operand): For 32-byte memory use
1197 YMMWORD in -masm=intel mode. Use TBYTE instead of XWORD.
1198 * config/i386/i386.md (crc32modesuffix): Expand to nothing
1199 in -masm=intel mode.
1200 (sse4_2_crc32di): Print just crc32 instead of crc32q in
1202 * config/i386/mmx.md (*mmx_pinsrw): Print correct size of
1203 memory operand in -masm=intel mode.
1204 * config/i386/sse.md (*avx_pinsr<ssevecsize>, *sse4_1_pinsrb,
1205 *sse2_pinsrw): Likewise.
1206 (sse_cvtss2siq, sse_cvtss2siq_2, sse_cvttss2siq): Don't print
1207 q suffix in -masm=intel mode.
1209 2009-11-25 Eric Botcazou <ebotcazou@adacore.com>
1214 * dwarf2out.c (dwarf2out_args_size_adjust): Rename to...
1215 (dwarf2out_stack_adjust): ...this. Do not adjust the arg size for
1216 ACCUMULATE_OUTGOING_ARGS targets. Rename former version to...
1217 (dwarf2out_notice_stack_adjust): ...this. Adjust for above renaming.
1218 (dwarf2out_frame_debug_expr): Revert previous change and adjust for
1220 (dwarf2out_frame_debug): Add ??? comment. Adjust for above renaming.
1222 2009-11-25 Uros Bizjak <ubizjak@gmail.com>
1224 * config/i386/predicates.md (emms_operation): New predicate.
1225 (vzeroupper_operation): Ditto.
1226 (vzeroall_operation): Improve pattern recognition.
1227 * config/i386/sse.md (avx_vzeroupper_rex64): Remove insn pattern.
1228 (avx_vzeroupper): Change insn pattern to expander.
1229 (*avx_vzeroupper): New insn pattern. Use vzeroupper_operation
1231 (*avx_vzeroall): Remove operands 1 and 2.
1232 * config/i386/mmx.md (mmx_emms): Change insn pattern to expander.
1234 (*mmx_emms): New insn pattern. Use emms_operation predicate.
1235 (*mmx_femms): Ditto.
1236 * config/i386/i386.c (enum ix86_builtins)
1237 <IX86_BUILTIN_VZEROUPPER_REX64>: Remove.
1238 (struct builtin_description) <CODE_FOR_avx_vzeroupper_rex64>:
1239 Remove initailization.
1240 <CODE_FOR_avx_vzeroupper>: Unconditionally initialize here.
1242 2009-11-25 Paul Brook <paul@codesourcery.com>
1244 * config/arm/arm.md (consttable_4): Handle (high ...).
1246 2009-11-25 Robert Nelson <robert.nelson@digikey.com>
1247 Richard Earnshaw <rearnsha@arm.com>
1249 * arm.h (enum vfp_reg_type): Add VFP_NONE.
1250 * arm.c (all_fpus): Use it for floating point units that aren't based
1251 on the VFP architecture.
1252 (aapcs_vfp_is_call_or_return_candidate): Make base_mode a pointer to
1255 2009-11-25 H.J. Lu <hongjiu.lu@intel.com>
1257 * alias.c: Remove trailing white spaces.
1258 * alloc-pool.c: Likewise.
1259 * alloc-pool.h: Likewise.
1260 * attribs.c: Likewise.
1261 * auto-inc-dec.c: Likewise.
1262 * basic-block.h: Likewise.
1263 * bb-reorder.c: Likewise.
1264 * bt-load.c: Likewise.
1265 * builtins.c: Likewise.
1266 * builtins.def: Likewise.
1267 * c-common.c: Likewise.
1268 * c-common.h: Likewise.
1269 * c-cppbuiltin.c: Likewise.
1270 * c-decl.c: Likewise.
1271 * c-format.c: Likewise.
1272 * c-lex.c: Likewise.
1273 * c-omp.c: Likewise.
1274 * c-opts.c: Likewise.
1275 * c-parser.c: Likewise.
1276 * c-pretty-print.c: Likewise.
1277 * c-tree.h: Likewise.
1278 * c-typeck.c: Likewise.
1279 * caller-save.c: Likewise.
1280 * calls.c: Likewise.
1282 * cfganal.c: Likewise.
1283 * cfgexpand.c: Likewise.
1284 * cfghooks.c: Likewise.
1285 * cfghooks.h: Likewise.
1286 * cfglayout.c: Likewise.
1287 * cfgloop.c: Likewise.
1288 * cfgloop.h: Likewise.
1289 * cfgloopmanip.c: Likewise.
1290 * cfgrtl.c: Likewise.
1291 * cgraph.c: Likewise.
1292 * cgraph.h: Likewise.
1293 * cgraphbuild.c: Likewise.
1294 * cgraphunit.c: Likewise.
1295 * cif-code.def: Likewise.
1296 * collect2.c: Likewise.
1297 * combine.c: Likewise.
1298 * convert.c: Likewise.
1299 * coverage.c: Likewise.
1300 * crtstuff.c: Likewise.
1302 * cselib.c: Likewise.
1303 * dbgcnt.c: Likewise.
1304 * dbgcnt.def: Likewise.
1305 * dbgcnt.h: Likewise.
1306 * dbxout.c: Likewise.
1310 * defaults.h: Likewise.
1311 * df-byte-scan.c: Likewise.
1312 * df-core.c: Likewise.
1313 * df-problems.c: Likewise.
1314 * df-scan.c: Likewise.
1317 * diagnostic.c: Likewise.
1318 * diagnostic.h: Likewise.
1319 * dominance.c: Likewise.
1320 * domwalk.c: Likewise.
1321 * double-int.c: Likewise.
1322 * double-int.h: Likewise.
1324 * dwarf2asm.c: Likewise.
1325 * dwarf2asm.h: Likewise.
1326 * dwarf2out.c: Likewise.
1327 * ebitmap.c: Likewise.
1328 * ebitmap.h: Likewise.
1329 * emit-rtl.c: Likewise.
1330 * et-forest.c: Likewise.
1331 * except.c: Likewise.
1332 * except.h: Likewise.
1333 * expmed.c: Likewise.
1336 * final.c: Likewise.
1337 * flags.h: Likewise.
1338 * fold-const.c: Likewise.
1339 * function.c: Likewise.
1340 * function.h: Likewise.
1341 * fwprop.c: Likewise.
1343 * gcov-dump.c: Likewise.
1344 * gcov-io.c: Likewise.
1345 * gcov-io.h: Likewise.
1348 * genattr.c: Likewise.
1349 * genattrtab.c: Likewise.
1350 * genautomata.c: Likewise.
1351 * genchecksum.c: Likewise.
1352 * genconfig.c: Likewise.
1353 * genflags.c: Likewise.
1354 * gengtype-parse.c: Likewise.
1355 * gengtype.c: Likewise.
1356 * gengtype.h: Likewise.
1357 * genmddeps.c: Likewise.
1358 * genmodes.c: Likewise.
1359 * genopinit.c: Likewise.
1360 * genpreds.c: Likewise.
1361 * gensupport.c: Likewise.
1362 * ggc-common.c: Likewise.
1363 * ggc-page.c: Likewise.
1364 * ggc-zone.c: Likewise.
1366 * gimple-iterator.c: Likewise.
1367 * gimple-low.c: Likewise.
1368 * gimple-pretty-print.c: Likewise.
1369 * gimple.c: Likewise.
1370 * gimple.def: Likewise.
1371 * gimple.h: Likewise.
1372 * gimplify.c: Likewise.
1373 * graphds.c: Likewise.
1374 * graphite-clast-to-gimple.c: Likewise.
1375 * gthr-nks.h: Likewise.
1376 * gthr-posix.c: Likewise.
1377 * gthr-posix.h: Likewise.
1378 * gthr-posix95.h: Likewise.
1379 * gthr-single.h: Likewise.
1380 * gthr-tpf.h: Likewise.
1381 * gthr-vxworks.h: Likewise.
1383 * haifa-sched.c: Likewise.
1384 * hard-reg-set.h: Likewise.
1385 * hooks.c: Likewise.
1386 * hooks.h: Likewise.
1387 * hosthooks.h: Likewise.
1388 * hwint.h: Likewise.
1389 * ifcvt.c: Likewise.
1390 * incpath.c: Likewise.
1391 * init-regs.c: Likewise.
1392 * integrate.c: Likewise.
1393 * ipa-cp.c: Likewise.
1394 * ipa-inline.c: Likewise.
1395 * ipa-prop.c: Likewise.
1396 * ipa-pure-const.c: Likewise.
1397 * ipa-reference.c: Likewise.
1398 * ipa-struct-reorg.c: Likewise.
1399 * ipa-struct-reorg.h: Likewise.
1400 * ipa-type-escape.c: Likewise.
1401 * ipa-type-escape.h: Likewise.
1402 * ipa-utils.c: Likewise.
1403 * ipa-utils.h: Likewise.
1405 * ira-build.c: Likewise.
1406 * ira-color.c: Likewise.
1407 * ira-conflicts.c: Likewise.
1408 * ira-costs.c: Likewise.
1409 * ira-emit.c: Likewise.
1410 * ira-int.h: Likewise.
1411 * ira-lives.c: Likewise.
1414 * lambda-code.c: Likewise.
1415 * lambda-mat.c: Likewise.
1416 * lambda-trans.c: Likewise.
1417 * lambda.h: Likewise.
1418 * langhooks.c: Likewise.
1420 * libgcov.c: Likewise.
1421 * lists.c: Likewise.
1422 * loop-doloop.c: Likewise.
1423 * loop-init.c: Likewise.
1424 * loop-invariant.c: Likewise.
1425 * loop-iv.c: Likewise.
1426 * loop-unroll.c: Likewise.
1427 * lower-subreg.c: Likewise.
1428 * lto-cgraph.c: Likewise.
1429 * lto-compress.c: Likewise.
1430 * lto-opts.c: Likewise.
1431 * lto-section-in.c: Likewise.
1432 * lto-section-out.c: Likewise.
1433 * lto-streamer-in.c: Likewise.
1434 * lto-streamer-out.c: Likewise.
1435 * lto-streamer.c: Likewise.
1436 * lto-streamer.h: Likewise.
1437 * lto-symtab.c: Likewise.
1438 * lto-wpa-fixup.c: Likewise.
1439 * matrix-reorg.c: Likewise.
1441 * mode-switching.c: Likewise.
1442 * modulo-sched.c: Likewise.
1443 * omega.c: Likewise.
1444 * omega.h: Likewise.
1445 * omp-low.c: Likewise.
1446 * optabs.c: Likewise.
1447 * optabs.h: Likewise.
1448 * opts-common.c: Likewise.
1450 * params.def: Likewise.
1451 * params.h: Likewise.
1452 * passes.c: Likewise.
1453 * plugin.c: Likewise.
1454 * postreload-gcse.c: Likewise.
1455 * postreload.c: Likewise.
1456 * predict.c: Likewise.
1457 * predict.def: Likewise.
1458 * pretty-print.c: Likewise.
1459 * pretty-print.h: Likewise.
1460 * print-rtl.c: Likewise.
1461 * print-tree.c: Likewise.
1462 * profile.c: Likewise.
1463 * read-rtl.c: Likewise.
1465 * recog.c: Likewise.
1466 * reg-stack.c: Likewise.
1467 * regcprop.c: Likewise.
1468 * reginfo.c: Likewise.
1469 * regmove.c: Likewise.
1470 * regrename.c: Likewise.
1472 * regstat.c: Likewise.
1473 * reload.c: Likewise.
1474 * reload1.c: Likewise.
1475 * resource.c: Likewise.
1477 * rtl.def: Likewise.
1479 * rtlanal.c: Likewise.
1480 * sbitmap.c: Likewise.
1481 * sched-deps.c: Likewise.
1482 * sched-ebb.c: Likewise.
1483 * sched-int.h: Likewise.
1484 * sched-rgn.c: Likewise.
1485 * sched-vis.c: Likewise.
1486 * sdbout.c: Likewise.
1487 * sel-sched-dump.c: Likewise.
1488 * sel-sched-dump.h: Likewise.
1489 * sel-sched-ir.c: Likewise.
1490 * sel-sched-ir.h: Likewise.
1491 * sel-sched.c: Likewise.
1492 * sel-sched.h: Likewise.
1495 * simplify-rtx.c: Likewise.
1496 * stack-ptr-mod.c: Likewise.
1498 * stor-layout.c: Likewise.
1499 * store-motion.c: Likewise.
1500 * stringpool.c: Likewise.
1501 * stub-objc.c: Likewise.
1502 * sync-builtins.def: Likewise.
1503 * target-def.h: Likewise.
1504 * target.h: Likewise.
1505 * targhooks.c: Likewise.
1506 * targhooks.h: Likewise.
1507 * timevar.c: Likewise.
1508 * tlink.c: Likewise.
1509 * toplev.c: Likewise.
1510 * toplev.h: Likewise.
1511 * tracer.c: Likewise.
1512 * tree-affine.c: Likewise.
1513 * tree-affine.h: Likewise.
1514 * tree-browser.def: Likewise.
1515 * tree-call-cdce.c: Likewise.
1516 * tree-cfg.c: Likewise.
1517 * tree-cfgcleanup.c: Likewise.
1518 * tree-chrec.c: Likewise.
1519 * tree-chrec.h: Likewise.
1520 * tree-complex.c: Likewise.
1521 * tree-data-ref.c: Likewise.
1522 * tree-data-ref.h: Likewise.
1523 * tree-dfa.c: Likewise.
1524 * tree-dump.c: Likewise.
1525 * tree-dump.h: Likewise.
1526 * tree-eh.c: Likewise.
1527 * tree-flow-inline.h: Likewise.
1528 * tree-flow.h: Likewise.
1529 * tree-if-conv.c: Likewise.
1530 * tree-inline.c: Likewise.
1531 * tree-into-ssa.c: Likewise.
1532 * tree-loop-distribution.c: Likewise.
1533 * tree-loop-linear.c: Likewise.
1534 * tree-mudflap.c: Likewise.
1535 * tree-nested.c: Likewise.
1536 * tree-nomudflap.c: Likewise.
1537 * tree-nrv.c: Likewise.
1538 * tree-object-size.c: Likewise.
1539 * tree-optimize.c: Likewise.
1540 * tree-outof-ssa.c: Likewise.
1541 * tree-parloops.c: Likewise.
1542 * tree-pass.h: Likewise.
1543 * tree-phinodes.c: Likewise.
1544 * tree-predcom.c: Likewise.
1545 * tree-pretty-print.c: Likewise.
1546 * tree-profile.c: Likewise.
1547 * tree-scalar-evolution.c: Likewise.
1548 * tree-ssa-address.c: Likewise.
1549 * tree-ssa-alias.c: Likewise.
1550 * tree-ssa-ccp.c: Likewise.
1551 * tree-ssa-coalesce.c: Likewise.
1552 * tree-ssa-copy.c: Likewise.
1553 * tree-ssa-copyrename.c: Likewise.
1554 * tree-ssa-dce.c: Likewise.
1555 * tree-ssa-dom.c: Likewise.
1556 * tree-ssa-dse.c: Likewise.
1557 * tree-ssa-forwprop.c: Likewise.
1558 * tree-ssa-ifcombine.c: Likewise.
1559 * tree-ssa-live.c: Likewise.
1560 * tree-ssa-live.h: Likewise.
1561 * tree-ssa-loop-ch.c: Likewise.
1562 * tree-ssa-loop-im.c: Likewise.
1563 * tree-ssa-loop-ivcanon.c: Likewise.
1564 * tree-ssa-loop-ivopts.c: Likewise.
1565 * tree-ssa-loop-manip.c: Likewise.
1566 * tree-ssa-loop-niter.c: Likewise.
1567 * tree-ssa-loop-prefetch.c: Likewise.
1568 * tree-ssa-loop-unswitch.c: Likewise.
1569 * tree-ssa-loop.c: Likewise.
1570 * tree-ssa-math-opts.c: Likewise.
1571 * tree-ssa-operands.c: Likewise.
1572 * tree-ssa-operands.h: Likewise.
1573 * tree-ssa-phiopt.c: Likewise.
1574 * tree-ssa-phiprop.c: Likewise.
1575 * tree-ssa-pre.c: Likewise.
1576 * tree-ssa-propagate.c: Likewise.
1577 * tree-ssa-reassoc.c: Likewise.
1578 * tree-ssa-sccvn.c: Likewise.
1579 * tree-ssa-sink.c: Likewise.
1580 * tree-ssa-structalias.c: Likewise.
1581 * tree-ssa-ter.c: Likewise.
1582 * tree-ssa-threadedge.c: Likewise.
1583 * tree-ssa-threadupdate.c: Likewise.
1584 * tree-ssa-uncprop.c: Likewise.
1585 * tree-ssa.c: Likewise.
1586 * tree-ssanames.c: Likewise.
1587 * tree-switch-conversion.c: Likewise.
1588 * tree-tailcall.c: Likewise.
1589 * tree-vect-data-refs.c: Likewise.
1590 * tree-vect-generic.c: Likewise.
1591 * tree-vect-loop-manip.c: Likewise.
1592 * tree-vect-loop.c: Likewise.
1593 * tree-vect-patterns.c: Likewise.
1594 * tree-vect-slp.c: Likewise.
1595 * tree-vect-stmts.c: Likewise.
1596 * tree-vectorizer.c: Likewise.
1597 * tree-vectorizer.h: Likewise.
1598 * tree-vrp.c: Likewise.
1600 * tree.def: Likewise.
1602 * treestruct.def: Likewise.
1603 * unwind-compat.c: Likewise.
1604 * unwind-dw2-fde-glibc.c: Likewise.
1605 * unwind-dw2.c: Likewise.
1606 * value-prof.c: Likewise.
1607 * value-prof.h: Likewise.
1608 * var-tracking.c: Likewise.
1609 * varasm.c: Likewise.
1610 * varpool.c: Likewise.
1613 * vmsdbgout.c: Likewise.
1615 * xcoffout.c: Likewise.
1617 2009-11-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1619 * pa.c (output_call): Only use sr4 for long interspace calls if
1620 call binds local and generating non PIC code.
1621 (attr_length_call): Adjust length calculation for above.
1623 2009-11-25 Uros Bizjak <ubizjak@gmail.com>
1625 * config/i386/i386.md (plusminus_carry_mnemonic): New code attribute.
1626 (add<mode>3_carry): Change operand order of plus RTX.
1627 (*add<mode>3_carry): Ditto.
1628 (*addsi3_carry_zext): Ditto.
1629 (*add<dwi>3_doubleword): Update for changed operand order.
1630 (*negti2_1 splitter): Ditto.
1631 (*negdi2_1 splitter): Ditto.
1632 (<plusminus_insn><mode>3_carry): Macroize expander from
1633 {add,sub}<mode>3_carry patterns using plusminus code iterator.
1634 (*<plusminus_insn><mode>3_carry): Macroize insn from
1635 *{add,sub}<mode>3_carry patetrns using plusminus code iterator.
1636 (neg<mode>2): Macroize expander from neg{qi,hi,si,di,ti}2
1637 patterns using SDWIM mode iterator.
1638 (*neg<dwi>2_doubleword): New insn_and_split pattern. Macroize
1639 pattern from *neg{di,ti}2_1 patterns and corresponding splitters
1640 using DWIH mode iterator.
1641 (*neg<mode>2_1): Macroize insn from neg{qi,hi,si,di}2_1 patterns
1642 using SWI mode iterator.
1643 (*neg<mode>2_cmpz): Ditto from neg{qi,hi,si,di}2_cmpz patterns.
1644 (one_cmpl<mode>2): Macroize expander from one_cmpl{qi,hi,si,di}2
1645 patterns using SWIM mode iterator.
1646 (*one_cmpl<mode>2_1): Macroize insn from one_cmpl{hi,si,di}2_1
1647 patterns using SWI248 mode iterator.
1648 (*one_cmpl<mode>2_2): Macroize insn from one_cmpl{qi,hi,si,di}2_2
1649 patterns using SWI mode iterator.
1650 (*one_cmpl<mode>2_2 splitter): Macroize splitter from
1651 one_cmpl{qi,hi,si,di}2_2 splitter patterns using SWI mode iterator.
1653 2009-11-24 Michael Matz <matz@suse.de>
1655 * expr.c (set_storage_via_libcall): Fix build_call_expr call.
1657 2009-11-24 David Binderman <dcb314@hotmail.com>
1659 * expr.c (store_field): Remove set but not used local variable
1661 (expand_expr_real_2): Remove treeop2.
1662 * gcse.c (update_ld_motion_stores): Remove new_rtx.
1663 * haifa-sched.c (max_issue): Remove points.
1664 (sched_create_recovery_edges): Remove e.
1665 * ira-costs.c (setup_allocno_cover_class_and_costs): Remove mode.
1667 2009-11-24 Nick Clifton <nickc@redhat.com>
1669 * config/v850/v850.c (function_arg): Fix handling of zero-length
1672 2009-11-24 Michael Matz <matz@suse.de>
1674 * tree.h (union tree_ann_d): Don't declare.
1675 (tree_base): Remove ann field.
1676 (struct var_ann_d): Declare forward.
1677 (tree_result_decl, tree_parm_decl, tree_var_decl): Add ann field.
1678 (DECL_VAR_ANN_PTR): New macro.
1679 * tree-dfa.c (create_var_ann): Rewrite in terms of above macro,
1680 accept only VAR, PARM or RESULT decls.
1681 (create_tree_common_ann): Remove.
1682 (remove_referenced_var): Use DECL_VAR_ANN_PTR.
1683 * tree-eh.c (lookup_expr_eh_lp): Remove.
1684 * tree-flow-inline.h (var_ann, get_var_ann): Rewrite in terms of
1686 (ann_type, tree_common_ann, get_tree_common_ann): Remove.
1687 * tree-flow.h (enum tree_ann_type): Remove.
1688 (struct tree_ann_common_d): Remove.
1689 (struct var_ann_d): Remove common field.
1690 (union tree_ann_d): Remove.
1691 (tree_ann_t, tree_ann_common_t): Remove typedefs.
1692 (tree_common_ann, get_tree_common_ann, ann_type,
1693 create_tree_common_ann, lookup_expr_eh_lp): Don't declare.
1694 * tree-ssa.c (delete_tree_ssa): Use DECL_VAR_ANN_PTR.
1695 * tree.c (copy_node_stat): Use DECL_VAR_ANN_PTR.
1696 * builtins.c (expand_builtin_memcpy): Use
1697 currently_expanding_gimple_stmt instead of tree annotation.
1698 (expand_builtin_memset_args): Ditto.
1699 * cfgexpand.c (currently_expanding_gimple_stmt): Add global variable.
1700 (expand_call_stmt): Don't set tree annotation.
1701 (expand_gimple_basic_block): Set currently_expanding_gimple_stmt.
1702 * expr.c (expand_expr_real): Don't call lookup_expr_eh_lp.
1703 * gimple.h (currently_expanding_gimple_stmt): Declare.
1705 2009-11-24 Paolo Carlini <paolo.carlini@oracle.com>
1707 * dwarf2out.c (add_location_or_const_value_attribute): Remove
1708 useless NOTE_VAR_LOCATION_STATUS call.
1709 * cfgrtl.c (commit_one_edge_insertion): Remove useless loop, tidy.
1711 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
1713 * lto-wrapper.c (lto_wrapper_exit): Don't try to delete files if
1714 being called recursively.
1716 2009-11-24 Basile Starynkevitch <basile@starynkevitch.net>
1718 * Makefile.in (PLUGIN_HEADERS): Added files: cppdefault.h flags.h
1719 $(MD5_H) params.def params.h prefix.h tree-inline.h.
1721 2009-11-24 Paul Brook <paul@codesourcery.com>
1723 * gcc/config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Fix comment
1726 2009-11-24 Julian Brown <julian@codesourcery.com>
1727 Paul Brook <paul@codesourcery.com>
1729 * config/arm/arm.c (TARGET_DWARF_REGISTER_SPAN): Define.
1730 (arm_dwarf_register_span): New function.
1731 (arm_dbx_register_number): Add VFPv3 dwarf numbering.
1733 2009-11-24 David Binderman <dcb314@hotmail.com>
1735 * cfgrtl.c (commit_one_edge_insertion): Remove set but not used
1736 local variable bb_note.
1737 * dominance.c (get_dominated_by): Likewise local var n.
1738 (output_file_names): Likewise local var idx.
1739 (add_location_or_const_value_attribute): Likewise local var status.
1740 * dwarf2out.c (gen_variable_die): Likewise local var field.
1741 * emit-rtl.c (no_line_numbers): Remove.
1742 (init_emit_once): Remove line_numbers parameter.
1743 * rtl.h (init_emit_once): Adjust prototype.
1744 * toplev.c (backend_init): Adjust init_emit_once call.
1746 2009-11-24 Richard Guenther <rguenther@suse.de>
1748 PR tree-optimization/42142
1749 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
1750 Handle iv-dependent (non-)kills properly.
1751 (mark_aliased_reaching_defs_necessary): Pass the basic-block
1752 of the reference statement to mark_aliased_reaching_defs_necessary_1.
1754 2009-11-24 Martin Jambor <mjambor@suse.cz>
1756 PR tree-optimization/42154
1757 * tree-sra.c (struct access): Added comments.
1758 (sra_modify_expr): Build references to the old aggregate with
1759 build_ref_for_offset instead of reusing access->expr.
1760 (load_assign_lhs_subreplacements): Likewise.
1762 2009-11-24 Uros Bizjak <ubizjak@gmail.com>
1764 * config/i386/i386.md (add<mode>3_carry): Change insn pattern
1766 (sub<mode>3_carry): Ditto.
1767 (x86_mov<mode>cc_0_m1): Ditto.
1768 (*add<mode>3_carry): New insn pattern. Use VOIDmode match_operator
1769 for ix86_carry_flag_operator operator predicate.
1770 (*sub<mode>3_carry): Ditto.
1771 (*x86_mov<mode>cc_0_m1): Ditto.
1772 (*addsi3_carry_zext): Use VOIDmode match_operator for
1773 ix86_carry_flag_operator operator predicate.
1774 (*subsi3_carry_zext): Ditto.
1775 (*x86_mov<mode>cc_0_m1_s): Ditto.
1776 (*x86_mov<mode>cc_0_m1_neg): Ditto.
1777 * config/i386/predocates.md (ix86_carry_flag_operator): Do not
1778 check operator sub-expressions for FLAGS_REG and const0_rtx.
1779 * config/i386/i386.c (*ix86_gen_sub3_carry): Update prototype.
1780 (ix86_expand_int_movcc): Update calls to gen_x86_mov{si,di}cc_0_m1.
1781 (ix86_expand_int_addcc): Update calls to
1782 gen_{add,sub}{qi,hi,si,di}3_carry. Do not set mode of compare_op.
1783 (ix86_expand_strlensi_unroll_1): Update calls to ix86_gen_sub3_carry.
1784 Do not set mode of compare operation.
1786 2009-11-23 Jan Hubicka <jh@suse.cz>
1789 * ipa-inline.c (inline_transform): Avoid ICE when transform is called
1792 2009-11-23 Jan Hubicka <jh@suse.cz>
1794 * ipa-cp.c (ipcp_compute_node_scale): Work around completely
1795 wrong profile updates.
1796 * predict.c (counts_to_freqs): Be expected for ENTRY/EXIT block
1797 having largest frequency.
1798 * ira-live.c (ira_implicitly_set_insn_hard_regs): Silecne
1799 used uninitalized warning.
1800 * tree-optimize.c (execute_fixup_cfg): Rescale entry and exit block
1803 2009-11-23 Uros Bizjak <ubizjak@gmail.com>
1805 * config/alpha/alpha.md (*cmp_sadd_sidi): Use gen_lowpart instead
1806 of gen_rtx_REG to generate operand 5.
1807 (*cmp_ssub_sidi): Ditto.
1809 2009-11-23 Richard Henderson <rth@redhat.com>
1811 * config/i386/i386.c (avx_vpermilp_parallel): Fix sign compare
1814 2009-11-23 Paul Brook <paul@codesourcery.com>
1816 * config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Add special
1817 case for noreturn functions.
1818 (arm_compute_save_reg_mask): Remove special noreturn handling.
1820 2009-11-23 Richard Guenther <rguenther@suse.de>
1822 * tree-dfa.c (get_ref_base_and_extent): Adjust maximum access
1823 size for DECL bases.
1825 2009-11-22 Richard Henderson <rth@redhat.com>
1827 * i386.c (avx_vpermilp_parallel): New function.
1828 * i386-protos.h: Declare it.
1829 * predicates.md (avx_vpermilp_v8sf_operand, avx_vpermilp_v4df_operand,
1830 avx_vpermilp_v4sf_operand, avx_vpermilp_v2df_operand): New.
1831 * sse.md (AVXMODEFDP, AVXMODEFSP): New iterators.
1832 (ssescalarnum, ssedoublesizemode): Add AVX modes.
1833 (vpermilbits): Remove.
1834 (avx_vpermil<mode>): Change insns to expanders.
1835 (*avx_vpermil<mode>): New. Use vec_select.
1837 2009-11-22 Richard Earnshaw <rearnsha@arm.com>
1839 * opts.c (decode_options): Don't enable flag_schedule_insns
1840 when optimizing for size.
1841 * doc/invoke.texi: Document change.
1843 2009-11-22 Uros Bizjak <ubizjak@gmail.com>
1846 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
1847 of scratch register to SImode.
1848 (*cmp_sadd_sidi): Ditto.
1849 (*cmp_ssub_si): Ditto.
1850 (*cmp_ssub_sidi): Ditto.
1852 2009-11-21 Ian Lance Taylor <iant@google.com>
1854 * Makefile.in (HOST_LIBS): Move higher in file.
1855 (LINKER, LINKER_FLAGS): If ENABLE_BUILD_WITH_CXX, but $(HOST_LIBS)
1856 is not empty, set to $(CC) and $(CFLAGS).
1858 2009-11-22 Martin Jambor <mjambor@suse.cz>
1860 * tree-cfg.c (verify_types_in_gimple_reference): Error out on
1861 V_C_E of an SSA_NAME or an invariant if lvalue is required.
1862 (verify_gimple_call): Verify LHS also with with
1863 verify_types_in_gimple_reference.
1865 2009-11-21 Martin Jambor <mjambor@suse.cz>
1868 * tree-sra.c (access_precludes_ipa_sra_p): New function.
1869 (splice_param_accesses): Check all accesses by calling
1870 access_precludes_ipa_sra_p.
1871 (sra_ipa_modify_expr): Rename argument erite to dont_convert and do
1872 not convert types if it is true.
1873 (sra_ipa_modify_assign): Convert types in case of mismatch.
1875 2009-11-21 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1877 * config/sh/sh.md (cmpeqsi_t-1): Use logical_operand predicate
1880 2009-11-21 Adam Nemet <adambnemet@gmail.com>
1882 * config/mips/mips-protos.h (mulsidi3_gen_fn): New typedef.
1883 (mips_mulsidi3_gen_fn): Declare new function.
1884 * config/mips/mips.c (mips_mulsidi3_gen_fn): New function.
1885 * config/mips/mips.md (<u>mulsidi3): Change condition to use
1886 mips_mulsidi3_gen_fn. Use mips_mulsidi3_gen_fn to generate the insn.
1887 (<u>mulsidi3_64bit): Don't match for ISA_HAS_DMUL3.
1888 (mulsidi3_64bit_dmul): New define_insn.
1890 2009-11-21 Ben Elliston <bje@au.ibm.com>
1892 * gengtype-lex.l: Enable noinput flex option.
1893 (YY_NO_INPUT): Remove define.
1895 2009-11-21 Alexandre Oliva <aoliva@redhat.com>
1897 * tree-ssa.c (find_released_ssa_name): Handle NULL wi.
1898 (insert_debug_temp_for_var_def): Handle degenerate PHI nodes.
1899 (insert_debug_temps_for_defs): Handle PHI nodes.
1900 * tree-ssa-dom.c (degenerate_phi_result): Don't crash on released
1903 2009-11-21 Alexandre Oliva <aoliva@redhat.com>
1905 * tree-ssa-pre.c (remove_dead_inserted_code): Don't release_defs
1906 after remove_phi_node.
1908 2009-11-21 Alexandre Oliva <aoliva@redhat.com>
1910 PR tree-optimization/42078
1911 * gimple.h (gimple_replace_lhs): New declaration.
1912 * gimple.c (gimple_replace_lhs): New function.
1913 * tree-ssa-math-opts.c (execute_cse_reciprocals): Call it before
1916 2009-11-20 Sebastian Pop <sebastian.pop@amd.com>
1918 * config/i386/sse.md (*xop_pmacsdql_mem): Don't call reg_mentioned_p.
1919 (xop_mulv2div2di3_low): Same.
1920 (*xop_pmacsdqh_mem): Same.
1922 2009-11-20 Richard Henderson <rth@redhat.com>
1924 * config/i386/i386-builtin-types.awk: New file.
1925 * config/i386/i386-builtin-types.def: New file.
1926 * config/i386/t-i386: Use them to build i386-builtin-types.inc.
1927 * config/i386/i386.c: Include it.
1928 (ix86_builtin_type_tab, ix86_get_builtin_type): New.
1929 (ix86_builtin_func_type_tab, ix86_get_builtin_func_type): New.
1930 (struct builtin_isa): Remove GTY marker. Replace tree type with
1931 ix86_builtin_func_type; add set_and_not_built_p.
1932 (def_builtin): Change type parameter to tcode; use
1933 ix86_get_builtin_func_type; update all callers. Accept zero mask
1934 to mean the builtin is unconditionally available.
1935 (ix86_add_new_builtins): Use set_and_not_built_p instead of type
1937 (enum ix86_special_builtin_type, enum ix86_builtin_type): Remove.
1938 Update some users to rationalized enumeration codes from new include.
1939 (enum multi_arg_type): Remove. Replace all enumeration values
1940 with defines to new ix86_builtin_func_type.
1941 (ix86_init_mmx_sse_builtins): Don't build any types here. Defer
1942 all type resolution to def_builtin.
1943 (ix86_init_builtin_types): Split out from ...
1944 (ix86_init_builtins): ... here. Use ix86_get_builtin_func_type.
1946 2009-11-20 Michael Meissner <meissner@linux.vnet.ibm.com>
1949 * config/rs6000/rs6000.c (struct machine_function): Revert
1950 2009-10-23 change to set VRSAVE to non-0 if we use VSX.
1951 (rs6000_expand_to_rtl_hook): Ditto.
1952 (rs6000_check_vector_mode): Ditto.
1953 (compute_vrsave_mask): Ditto.
1955 2009-11-20 Paul Brook <paul@codesourcery.com>
1957 * doc/invoke.texi: Document ARM -mcpu=cortex-a5.
1958 * config/arm/arm-cores.def: Add cortex-a5.
1959 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a5.
1960 * config/arm/arm-tune.md: Regenerate.
1962 2009-11-20 Olga Golovanevsky <olga@il.ibm.com>
1965 * ipa-struct-reorg.c (find_pos_in_stmt): New parameter.
1966 (ref_pos): New field in structure.
1967 (insert_new_var_in_stmt): New function.
1970 2009-11-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1972 * config.gcc (alpha*-dec-osf[45]*): Set use_gcc_stdint.
1973 * config/alpha/osf.h (SIG_ATOMIC_TYPE): Define.
1974 (INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE): Define.
1975 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
1976 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
1977 INT_LEAST64_TYPE): Define.
1978 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
1979 UINT_LEAST64_TYPE): Define.
1980 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
1981 INT_FAST64_TYPE): Define.
1982 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
1983 UINT_FAST64_TYPE): Define.
1984 (INTPTR_TYPE, UINTPTR_TYPE): Define.
1986 2009-11-20 Julian Brown <julian@codesourcery.com>
1988 * config/arm/arm.h (ASM_OUTPUT_REG_PUSH): Handle STATIC_CHAIN_REGNUM
1989 specially for Thumb-1.
1990 (ASM_OUTPUT_REG_POP): Likewise.
1992 2009-11-19 Jason Merrill <jason@redhat.com>
1994 * dwarf2out.c (get_context_die): Take TYPE_MAIN_VARIANT.
1996 2009-11-19 Basile Starynkevitch <basile@starynkevitch.net>
1997 Rafael Avila de Espindola <espindola@google.com>
1999 * doc/plugins.texi (Plugin initialization): Added advices for
2000 retrieving the version of GCC at plugin compilation and loading times.
2002 2009-11-19 Basile Starynkevitch <basile@starynkevitch.net>
2004 * plugin.c (FMT_FOR_PLUGIN_EVENT): added definition.
2005 (dump_active_plugins): output to file everything. Use
2006 internationalized dump & FMT_FOR_PLUGIN_EVENT.
2008 2009-11-19 Richard Guenther <rguenther@suse.de>
2010 * gimple.c (canonicalize_cond_expr_cond): Strip conversions
2011 around truth-valued expressions.
2012 * tree.c (free_lang_data): Untangle check for LTO frontend.
2014 2009-11-19 Jakub Jelinek <jakub@redhat.com>
2016 * tree.c (need_assembler_name_p): Use cgraph_get_node instead
2017 of cgraph_node_for_decl.
2018 * cgraph.h (cgraph_node_for_decl): Remove prototype.
2019 * cgraph.c (cgraph_node_for_decl): Remove.
2020 (cgraph_get_node): Just return NULL if !cgraph_hash.
2022 2009-11-19 Paul Brook <paul@codesourcery.com>
2024 * config.gcc: Add new ARM --with-fpu options.
2025 * doc/invoke.texi: Docuent ARM -mfpu=fpv4-sp-d16.
2026 * config/arm/arm.c (all_fpus): Add fpv4-sp-d16.
2028 2009-11-18 Richard Guenther <rguenther@suse.de>
2030 * gimple.h (union gimple_statement_d): Add gsmembase member.
2031 (gimple_vuse_op): Use gsmembase for access.
2032 (gimple_vdef_op): Likewise.
2033 (gimple_vuse): Likewise.
2034 (gimple_vdef): Likewise.
2035 (gimple_vuse_ptr): Likewise.
2036 (gimple_vdef_ptr): Likewise.
2037 (gimple_set_vuse): Likewise.
2038 (gimple_set_vdef): Likewise.
2039 * gsstruct.def (GSS_WITH_MEM_OPS_BASE): Add.
2041 2009-11-18 Daniel Jacobowitz <dan@codesourcery.com>
2043 * doc/arm-neon-intrinsics.texi: Regenerated.
2045 2009-11-18 Daniel Jacobowitz <dan@codesourcery.com>
2047 * config/arm/neon-docgen.ml (analyze_shape_elt): Handle alternatives.
2049 2009-11-18 Paul Brook <paul@codesourcery.com>
2050 Daniel Jacobowitz <dan@codesourcery.com>
2052 * config/arm/arm.c (FL_ARCH7EM, FL_FOR_ARCH7EM): Define.
2053 (arm_arch7em): New variable.
2054 (all_architectures): Add armv7e-m.
2055 (arm_override_options): Set arm_arch7em.
2056 * config/arm/arm.h (TARGET_DSP_MULTIPLY, TARGET_INT_SIMD):
2057 Include arm_arch7em.
2058 (arm_arch7em): Declare.
2060 2009-11-18 Richard Guenther <rguenther@suse.de>
2062 * lto-streamer-in.c (input_gimple_stmt): Assert that we find
2063 a valid field decl if checking is enabled.
2065 2009-11-18 Martin Jambor <mjambor@suse.cz>
2067 * ipa-prop.h (struct ipa_param_call_note): New field lto_stmt_uid.
2068 (lto_ipa_fixup_call_notes): Declare.
2069 * ipa-prop.c (ipa_note_param_call): Store gimple uid.
2070 (update_call_notes_after_inlining): Copy call stmt uid to the new
2072 (ipa_write_param_call_note): New function.
2073 (ipa_read_param_call_note): New function
2074 (ipa_write_node_info): Write also param call notes. Removed a bogus
2075 comment, reformatted to fit 80 columns.
2076 (ipa_read_node_info): Read also param call notes. Removed a bogus
2077 comment. Remove ipa_edge_args_vector growth.
2078 (lto_ipa_fixup_call_notes): New function.
2079 * ipa-cp.c (pass_ipa_cp): Add stmt_fixup hook.
2080 * ipa-inline.c (cgraph_mark_inline_edge): Perform indirect
2081 inlining regardless of flag_wpa.
2082 (cgraph_decide_inlining_of_small_functions): Likewise.
2083 (cgraph_decide_inlining): Likewise.
2084 (inline_read_summary): Likewise.
2086 2009-11-18 Jan Hubicka <jh@suse.cz>
2088 * predict.c (compute_function_frequency): Export.
2089 * predict.h (compute_function_frequency): Declare.
2090 * tree-optimize.c (execute_fixup_cfg): Rescale frequencies.
2092 2009-11-18 Martin Jambor <mjambor@suse.cz>
2094 * passes.c (ipa_write_summaries): Call renumber_gimple_stmt_uids
2095 on all nodes we write summaries for.
2097 2009-11-18 Shujing Zhao <pearly.zhao@oracle.com>
2100 * params.def (PARAM_INLINE_UNIT_GROWTH, PARAM_IPCP_UNIT_GROWTH)
2101 (PARAM_EARLY_INLINING_INSNS, PARAM_IRA_MAX_LOOPS_NUM)
2102 (PARAM_IRA_MAX_CONFLICT_TABLE_SIZE)
2103 (PARAM_LOOP_INVARIANT_MAX_BBS_IN_LOOP)
2104 (PARAM_MIN_INSN_TO_PREFETCH_RATIO)
2105 (PARAM_PREFETCH_MIN_INSN_TO_MEM_RATIO)
2106 (PARAM_IPA_SRA_PTR_GROWTH_FACTOR): Uppercase the first letter of the
2109 2009-11-18 Jakub Jelinek <jakub@redhat.com>
2111 * dwarf2out.c (loc_list_from_tree): Don't call rtl_for_decl_location
2113 (rtl_for_decl_location): Try harder to get a rtl for TREE_STATIC vars.
2116 * cgraph.h (struct cgraph_node): Add same_body and same_body_alias
2118 (cgraph_same_body_alias, cgraph_remove_same_body_alias): New
2120 * cgraphunit.c (cgraph_expand_function, cgraph_emit_thunks,
2121 cgraph_materialize_all_clones): Handle same_body aliases.
2122 * cgraph.c (cgraph_allocate_node): New function.
2123 (cgraph_create_node): Use it.
2124 (cgraph_node_for_decl, cgraph_node, cgraph_get_node,
2125 cgraph_node_for_asm, cgraph_remove_node): Handle same_body aliases.
2126 (cgraph_same_body_alias, cgraph_remove_same_body_alias): New
2128 * lto-cgraph.c (lto_output_node): Stream out same_body aliases.
2129 (input_node): Stream in same_body aliases.
2130 * lto-symtab.c (lto_cgraph_replace_node): Clear node pointers
2131 for same_body aliases.
2132 (lto_symtab_merge_cgraph_nodes_1): Handle same_body aliases.
2134 2009-11-18 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2137 * config/darwin.h: Use the extension stub libraries to access
2138 current libgcc_s features.
2140 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
2143 * tree-vect-loop.c (vect_loop_kill_debug_uses): New.
2144 (vect_transform_loop): Call it.
2146 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
2148 * tree-ssa.c (insert_debug_temp_for_var_def): Fix handling of
2151 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
2155 * graphite-scop-detection.c (stmt_simple_for_scop_p): Debug stmts
2157 * graphite-sese-to-poly.c (graphite_stmt_p): Likewise.
2158 (try_generate_gimple_bb): Skip debug stmts when finding data refs.
2159 * sese.c (sese_build_liveouts_bb): Skip debug stmts.
2160 (sese_bad_liveouts_use): New.
2161 (sese_reset_debug_liveouts_bb): New.
2162 (sese_build_liveouts): Use it.
2163 (rename_variables_in_stmt): Reset debug stmts rather than creating
2165 (expand_scalar_variable_stmt): Likewise.
2167 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
2169 * df-scan.c (df_ref_create): Don't mark BB as dirty on debug insns.
2170 (df_ref_remove): Likewise.
2172 2009-11-17 Jan Hubicka <jh@suse.cz>
2174 * ipa-struct-reorg.c (update_cgraph_with_malloc_call): Fix profile
2177 2009-11-17 Eric Botcazou <ebotcazou@adacore.com>
2179 * toplev.c (process_options): Remove dead code.
2180 * doc/invoke.texi (-frename-registers): Mention -fpeel-loops.
2182 2009-11-17 Rafael Avila de Espindola <espindola@google.com>
2184 * lto-symtab.c (lto_symtab_resolve_symbols): Always initialize the
2187 2009-11-17 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2189 PR tree-optimization/41857
2190 * tree-ssa-address.c (move_hint_to_base): Use void pointer to
2191 TYPE's address space instead of pointer to TYPE.
2193 2009-11-17 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2195 * reload.c (find_reloads_address): Fix typo.
2197 2009-11-17 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2199 * config/spu/spu.c (get_pic_reg): Use LAST_ARG_REGNUM as PIC
2200 registers in leaf functions if possible.
2202 2009-11-17 Maxim Kuvyrkov <maxim@codesourcery.com>
2204 * config/m68k/m68k-devices.def: Add MCF5441x family.
2206 2009-11-17 Jan Hubicka <jh@suse.cz>
2208 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Do not access
2210 * cgraphunit.c (verify_cgraph_node): Verify frequencies for match.
2212 2009-11-17 Uros Bizjak <ubizjak@gmail.com>
2214 * config/i386/predicates.md (x86_64_szext_general_operand): Do not
2215 nest ior expressions.
2216 (x86_64_szext_nonmemory_operand): Ditto.
2217 (call_insn_operand): Ditto.
2219 2009-11-16 Alexandre Oliva <aoliva@redhat.com>
2221 * stmt.c (expand_asm_stmt): Get locus from stmt.
2223 2009-11-16 Alexandre Oliva <aoliva@redhat.com>
2225 * tree-cfg.c (gimple_redirect_edge_and_branch) <case GIMPLE_ASM>:
2226 Create the decl label for the new dest block on demand. Require
2227 a fallthrough edge if no asm labels were redirected.
2229 2009-11-16 Uros Bizjak <ubizjak@gmail.com>
2231 * config/i386/i386.md (cbranchsi4): Use nonimmediate_operand for
2232 operand 1 predicate.
2233 (cstoresi4): Ditto for operand 2.
2234 (cbranch<mode>4): Macroize expander from cbranch{qi,hi,si,di,ti}4
2235 patterns using SDWIM mode iterator.
2236 (cstore<mode>4): Macroize expander from cstore{qi,hi,si,di}4 patterns
2237 using SWIM mode iterator.
2238 (cmpdi_1): Rename from cmpdi_1_rex64.
2239 (cmp<mode>_1): Macroize expander from cmp{si,di}_1 patterns using
2240 SWI48 mode iterator.
2241 (*cmp<mode>_1): Macroize insn from *cmp{qi,hi,si,di}_1_insn patterns
2242 using SWI mode iterator.
2243 (*cmp<mode>_ccno_1): Ditto from *cmp{qi,hi,si,di}_ccno_1.
2244 (*cmp<mode>_minus_1): Ditto from *cmp{qi,hi,si,di}_minus_1.
2245 (*cmpqi_ext_3_insn): Make private.
2246 (*cmpqi_ext_3_insn_rex64): Make private.
2247 (cmpstrnsi): Update for renamed cmpdi_1_rex64.
2248 * config/i386/predicates.md (cmpsi_operand): Remove.
2250 2009-11-16 Paul Brook <paul@codesourcery.com>
2252 * doc/invoke.texi: Document ARM VFPv4 based FPUs.
2253 * config/arm/arm.c (all_fpus): Add VFPv4 entries.
2255 2009-11-14 Jan Hubicka <jh@suse.cz>
2257 * cgraphbuild.c (compute_call_stmt_bb_frequency): Use proper
2259 * cgraph.c (cgraph_clone_edge): Avoid freq_scale 0 to completely
2260 zero out all callees.
2261 * cgraphunit.c (verify_cgraph_node): Verify cgraph nodes for
2262 frequency and count match.
2263 * ipa-inline.c (update_noncloned_frequencies): New function.
2264 (cgraph_clone_inlined_nodes): Use it.
2265 * tree-inline.c (copy_bb): Fix frequency scaling; output
2266 diagnostic on frequency mismatches to dump file.
2267 (initialize_cfun): Do not scale frequency; fix count scaling;
2268 initialize entry and exit block frequencies; copy profile info.
2269 (copy_cfg_body): Use frequency_scale as argument; fix count scaling.
2270 (copy_body): Use frequency_scale as argument.
2271 (expand_call_inline): Compute frequency scale and output diagnostic
2273 (delete_unreachable_blocks_update_callgrah): Remove checking that
2274 has to be done after edge redirection.
2275 (tree_function_versioning): Update initialize_cfun and copy_body call.
2277 2009-11-14 Jan Hubicka <jh@suse.cz>
2279 * cgraph.c (cgraph_release_function_body): Update use of
2280 ipa_transforms_to_apply.
2281 (cgraph_remove_node): Remove ipa_transforms_to_apply.
2282 * cgraph.h (struct cgraph_node): Add ipa_transforms_to_apply.
2283 * cgraphunit.c (save_inline_function_body): Clear ipa_transforms for
2285 (cgraph_materialize_clone): Remove original if dead.
2286 * lto-streamer-in.c (lto_read_body): Remove FIXME and
2287 ipa_transforms_to_apply hack.
2288 * function.h (struct function): Add ipa_transforms_to_apply.
2289 * ipa.c (cgraph_remove_unreachable_nodes): Handle dead clone originals.
2290 * tree-inline.c (copy_bb): Update sanity check.
2291 (initialize_cfun): Do not copy ipa_transforms_to_apply.
2292 (expand_call_inline): remove dead clone originals.
2293 (tree_function_versioning): Merge transformation queues.
2294 * passes.c (add_ipa_transform_pass): Remove.
2295 (execute_one_ipa_transform_pass): Update ipa_transforms_to_apply
2297 (execute_all_ipa_transforms): Update.
2298 (execute_one_pass): Update.
2300 2009-11-14 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2302 PR target/21078, 21080
2303 * config/avr/avr.c (avr_return_addr_rtx): New function for
2304 builtin_return_address.
2305 (expand_prologue): Calculate stack usage.
2306 (avr_asm_function_end_prologue): Output stack size and offset label.
2307 * config/avr/avr.h (RETURN_ADDR_RTX): Replace.
2308 (machine_function): Add stack_usage.
2309 * config/avr/avr-protos.h (avr_return_addr_rtx): New function.
2311 2009-11-14 Anatoly Sokolov <aesok@post.ru>
2313 * config/iq2000/iq2000.c (iq2000_function_value): Make static, add
2314 new 'outgoing' argument.
2315 (iq2000_libcall_value, iq2000_function_value_regno_p): New functions.
2316 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
2317 * config/iq2000/iq2000.h (FUNCTION_VALUE_REGNO_P): Redefine, use
2318 iq2000_function_value_regno_p.
2319 (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
2320 * config/iq2000/iq2000-protos.h (iq2000_function_value_regno_p):
2323 2009-11-14 Richard Earnshaw <rearnsha@arm.com>
2326 * arm.md (adddi_sesidi_di): Place tied contraint first.
2327 (adddi_zesidi_di, subdi_di_zesidi, subdi_di_sesidi): Likewise
2328 (subdi_zesidi_di, subdi_sesidi_di): Likewise.
2329 (mulsi3_compare0, mulsi_compare0_scratch): Likewise.
2330 (mulsi3addsi, mulsi3addsi_compare0): Likewise.
2331 (mulsi3addsi_compare0_scratch, smulsi3_highpart_nov6): Likewise.
2332 (umulsi3_highpart_nov6, anddi_zesidi_di, anddi_sesdi_di): Likewise.
2333 (anddi_notdi_di, iordi_sesidi_di, xordi_sesidi_di): Likewise.
2334 (andsi_iorsi3_notsi, arm_ashldi3_1bit, arm_ashrdi3_1_bit): Likewise.
2335 (arm_lshrdi3_1bit, one_cmpldi2): Likewise.
2337 2009-11-14 Uros Bizjak <ubizjak@gmail.com>
2339 * config/i386/predicates.md (call_register_no_elim_operand):
2340 New predicate. Reject stack register as valid call operand
2342 (call_insn_operand): Use call_register_no_elim_operand.
2344 2009-11-13 Richard Henderson <rth@redhat.com>
2346 * function.c (stack_protect_prologue): Don't bypass expand_expr
2347 for stack_protect_guard and guard_decl.
2348 (stack_protect_epilogue): Likewise.
2350 2009-11-13 Jan Hubicka <jh@suse.cz>
2352 * ipa.c (function_and_variable_visibility): Clear COMDAT on functions
2353 when to PUBLIC is set.
2355 2009-11-13 Jakub Jelinek <jakub@redhat.com>
2358 * gimplify.c (gimplify_omp_atomic): Set DECL_GIMPLE_REG_P on
2361 2009-11-13 Uros Bizjak <ubizjak@gmail.com>
2364 * config/i386/i386.md (*call_pop_1, *call_1, *call_value_pop_1,
2365 *call_value_1): Use "lsm" as operand 1 constraint.
2366 * config/i386/predicates.md (call_insn_operand): Depend on
2367 index_register_operand to avoid %esp register.
2369 2009-11-13 Uros Bizjak <ubizjak@gmail.com>
2372 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
2375 * config/i386/i386.h (ix86_arch_indices) <X86_ARCH_CALL_ESP>: New.
2376 (TARGET_CALL_ESP): New define.
2377 * config/i386/i386.c (initial_ix86_tune_features): Initialize
2379 * config/i386/i386.md (*call_pop_1_esp, *call_1_esp,
2380 *call_value_pop_1_esp, *call_value_1_esp): Rename from *call_pop_1,
2381 *call_1, *call_value_pop_1 and *call_value_1. Depend on
2383 (*call_pop_1, *call_1, *call_value_pop_1, *call_value_1):
2384 New patterns, use "lsm" as operand 1 constraint.
2385 * config/i386/predicates.md (call_insn_operand): Depend on
2386 index_register_operand for !TARGET_CALL_ESP to avoid %esp register.
2388 2009-11-13 Jason Merrill <jason@redhat.com>
2391 * dwarf2out.c (gen_variable_die): Don't worry about DECL_COMDAT.
2392 Don't emit a second declaration at any scope.
2394 2009-11-13 Andrey Belevantsev <abel@ispras.ru>
2396 PR rtl-optimization/41697
2397 * sel-sched-ir.c (fallthru_bb_of_jump): Bail out when a block with
2398 a conditional jump has a single successor.
2400 2009-11-13 Andrey Belevantsev <abel@ispras.ru>
2402 * sched-deps.c (init_deps): New parameter lazy_reg_last. Don't
2403 allocate reg_last when in case lazy_reg_last is true.
2404 (init_deps_reg_last): New.
2405 (free_deps): When max_reg is 0, this context is already freed.
2406 * sched-int.h (init_deps_reg_last): Export.
2407 (init_deps): Update prototype.
2408 * sched-ebb.c (schedule_ebb): Update the call to init_deps.
2409 * sched-rgn.c (sched_rgn_compute_dependencies): Likewise.
2410 * ddg.c (build_intra_loop_deps): Likewise.
2411 * sel-sched-ir.c (copy_deps_context, create_deps_context,
2412 reset_deps_context, deps_init_id): Likewise.
2413 (init_first_time_insn_data): Lazy allocate INSN_DEPS_CONTEXT.
2414 (free_data_for_scheduled_insn): New, break down from ...
2415 (free_first_time_insn_data): ... here.
2416 (has_dependence_p): Allocate reg_last now, when it is needed.
2417 (extend_insn_data): When maximal LUID is big enough, allocate
2418 per-insn data in smaller chunks.
2419 * sel-sched-ir.h (free_data_for_scheduled_insn): Export.
2420 * sel-sched.c (update_seqnos_and_stage): Free INSN_DEPS_CONTEXT
2423 2009-11-13 Uros Bizjak <ubizjak@gmail.com>
2425 * config/i386/i386.md (call_value): Fix comment.
2426 (sibcall_value): Ditto.
2428 2009-11-13 Eric Botcazou <ebotcazou@adacore.com>
2430 * config/i386/linux-unwind.h (x86_frob_update_context): New function.
2431 (MD_FROB_UPDATE_CONTEXT): Define.
2433 2009-11-12 Eric Botcazou <ebotcazou@adacore.com>
2434 Laurent GUERBY <laurent@guerby.net>
2436 * config/sparc/linux-unwind.h (sparc64_fallback_frame_state): Tidy.
2437 Do not schedule an %sp restore. Compensate for RETURN_ADDR_OFFSET.
2438 (sparc_fallback_frame_state): Tidy. Compensate for RETURN_ADDR_OFFSET.
2440 2009-11-12 Jan Hubicka <jh@suse.cz>
2442 * ipa.c (function_and_variable_visibility): Fix my accidentail commit
2443 and clear DECL_COMMON on localized declarations.
2445 2009-11-12 Bernd Schmidt <bernd.schmidt@analog.com>
2448 * regrename.c (struct du_head): New structure; some elements moved
2450 (struct du_chain): ... this one.
2451 (open_chains, closed_chains): Now of type struct du_head *.
2452 (do_replace): Accept du_head argument, not du_chain. All callers
2453 changed. Modified code to match new data structures.
2454 (build_def_use): Return a list of du_head structures. Modified code
2455 to match new data structures.
2456 (dump_def_use_chain): Accept du_head argument, not du_chain. All
2457 callers changed. Modified code to match new data structures.
2458 (merge_overlapping_regs): Accept du_head argument, not du_chain. All
2459 callers changed. Modified code to match new data structures.
2460 (scan_rtx_reg): Change type of this_regno and this_nregs to unsigned.
2461 Allocate a du_head structure as well as a du_chain when creating a
2462 new chain. Modified other code to match new data structures.
2464 2009-11-12 Jan Hubicka <jh@suse.cz>
2466 * cgraph.h (varpool_node_name): Declare.
2467 * cgraphunit.c (process_function_and_variable_attributes): Set
2468 force_output flag on used variables.
2469 * ipa.c (function_and_variable_visibility): Dump externally visible
2470 and needed variables.
2471 * varpool.c (varpool_node_name): Export.
2472 (decide_is_variable_needed): Check COMDAT for externally visible vars;
2475 2009-11-12 Uros Bizjak <ubizjak@gmail.com>
2478 * simplify-rtx.c (simplify_replace_fn_rtx) <case 'e'>: Skip
2479 processing if XEXP (x, i) is NULL.
2481 2009-11-12 Jan Hubicka <jh@suse.cz>
2483 * ipa.c (function_and_variable_visibility): Verify that WEAK || COMMON
2484 imply PUBLIC || EXTERNAL.
2486 2009-11-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2489 * cfgexpand.c (expand_gimple_basic_block): Append NOP to a fallthru,
2490 single successor block, ending with jump created by RTL expander.
2492 2009-11-11 Jan Hubicka <jh@suse.cz>
2495 * ipa.c (function_and_variable_visibility): Do not privatize COMDAT
2496 and WEAK variables at -fwhole-program.
2499 * ipa.c (whole_program_function_and_variable_visility): COMDAT
2500 functions/variables are not needed even if they are externally visible.
2502 2009-11-11 Jan Hubicka <jh@suse.cz>
2504 (patch by Richard Guenther)
2505 * lto-streamer-out.c (output_function): Output head of argument list
2507 * lto-streamer-in.c (input_function): Re-map arguments into merged
2510 2009-11-11 Jan Hubicka <jh@suse.cz>
2512 * lto-cgraph.c: Include gcov-io.h
2513 (output_profile_summary): New function.
2514 (output_cgraph): Use it.
2515 (input_profile_summary): New function.
2516 (input_cgraph): Use it.
2517 * coverage.c (build_ctr_info_value): Use varpool; initalize
2518 DECL_ASSEMBLER_NAME.
2519 (create_coverage): Likewise.
2520 * tree-profile.c (tree_init_ic_make_global_vars): Likewise.
2521 (tree_init_edge_profiler): Likewise.
2522 * Makefile.in (lto-cgraph.o): Add dependency on gcov-io.h.
2524 2009-11-11 Kai Tietz <kai.tietz@onevision.com>
2526 * config/i386/cygming.h (HANDLE_PRAGMA_PUSH_POP_MACRO): Removed.
2527 * c-pragma.c (def_pragma_macro_value): Likewise.
2528 (def_pragma_macro): Likewise.
2529 (pushed_macro_table): Likewise.
2530 (HANDLE_PRAGMA_PUSH_POP_MACRO): Remove guarded code.
2531 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): Removed.
2533 2009-11-11 Basile Starynkevitch <basile@starynkevitch.net>
2535 * doc/plugins.texi (Registering custom attributes): section
2536 renamed as (Registering custom attributes or pragmas).
2537 Mentions custom attributes & pragmas, and c_register_pragma, with
2539 * doc/cpp.texi (Pragmas): Mentions that plugins can provide their
2541 * doc/extend.texi (Function Attributes): Mentions that plugin can
2542 provide their attributes.
2544 2009-11-11 Jon Beniston <jon@beniston.com>
2546 * config.gcc: Add lm32 elf and uclinux targets.
2547 * config/lm32: New directory.
2548 * config/lm32/lm32.c: New file.
2549 * config/lm32/lm32.h: New file.
2550 * config/lm32/lm32.md: New file.
2551 * config/lm32/lm32.opt: New file.
2552 * config/lm32/lm32-protos.h: New file.
2553 * config/lm32/constraints.md: New file.
2554 * config/lm32/predicates.md: New file.
2555 * config/lm32/sfp-machine.h: New file.
2556 * config/lm32/t-fprules-softfp: New file.
2557 * config/lm32/uclinux-elf.h: New file.
2558 * doc/invoke.texi: Document lm32 options.
2559 * doc/contrib.texi: Document lm32 porter.
2560 * doc/install.texi: Document lm32 targets.
2562 2009-11-11 Martin Jambor <mjambor@suse.cz>
2565 * ipa-prop.c (ipa_update_after_lto_read): Call
2566 ipa_check_create_node_params and ipa_check_create_edge_args. Also
2567 call ipa_initialize_node_params instead of ipa_populate_param_decls.
2569 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
2571 * config/arm/arm.c (neon_vdup_constant, neon_make_constant): New.
2572 (neon_expand_vector_init): Use them. Also handle non-constant
2573 vectors with identical elements and vectors with only one
2574 non-constant element.
2575 (arm_print_operand): Handle 'y' modifier.
2576 * config/arm/arm-protos.h (neon_make_constant): Declare.
2577 * config/arm/neon.md (neon_vdup_n<mode>): Split into two
2578 patterns. Use VX instead of VDQW for the first one. Allow
2579 a VFP alternative and V32 modes for the second one.
2580 * config/arm/neon.ml (shape_elt): Add Alternatives.
2581 (ops): Use Alternatives for vdup lane instructions.
2582 * config/arm/neon-testgen.ml (analyze_shape): Handle Alternatives.
2583 * config/arm/vec-common.md (mov<mode>): Use neon_make_constant.
2585 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
2587 * config/arm/neon.md (*neon_mov<mode>): Reject two non-register
2589 (movti, mov<mode>): Call force_reg on one operand if required.
2590 * config/arm/vec-common.md (mov<mode>): Likewise.
2592 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
2594 * config/arm/arm.c (arm_override_options): Enable scheduling for
2597 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
2601 * expr.h (anti_adjust_stack_and_probe): Declare.
2602 * explow.c (anti_adjust_stack_and_probe): Make global, add ADJUST_BACK
2603 parameter and rewrite head comment.
2604 (allocate_dynamic_stack_space): Adjust call to above function.
2605 * function.c (expand_function_end): Handle STACK_CHECK_MOVING_SP.
2607 * tree.h (dwarf2out_args_size): Delete.
2608 * dwarf2out.c (dwarf2out_args_size): Make static and move around.
2609 (dwarf2out_args_size_adjust): Delete prototype and move around.
2610 (dwarf2out_frame_debug_expr): Do not record arg size adjustments for
2611 ACCUMULATE_OUTGOING_ARGS targets.
2613 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
2615 * config/sparc/sparc.c (print_operand) <')'>: Test for a non-null
2616 DECL_SIZE of DECL_RESULT before evaluating it.
2618 2009-11-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2620 PR tree-optimization/41987
2621 * fold-const.c (const_binop): Avoid using fold_buildN().
2623 2009-11-10 Martin Jambor <mjambor@suse.cz>
2625 * tree-pass.h (struct ipa_opt_pass_d): Added stmt_fixup field.
2626 (execute_all_ipa_stmt_fixups): Declare.
2627 * ipa-cp.c (pass_ipa_cp): Added stmt_fixup value.
2628 * ipa-inline.c (pass_ipa_inline): Likewise.
2629 * ipa-pure-const.c (pass_ipa_pure_cons): Likewise.
2630 * ipa-reference.c (pass_ipa_reference): Likewise.
2631 * ipa.c (pass_ipa_whole_program_visibility): Likewise.
2632 * lto-streamer-out.c (pass_ipa_lto_gimple_out): Likewise.
2633 (pass_ipa_lto_finish_out): Likewise.
2634 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Likewise.
2635 * passes.c (execute_ipa_stmt_fixups): New function.
2636 (execute_all_ipa_stmt_fixups): New function.
2637 * lto-streamer-in.c (input_function): Call execute_all_ipa_stmt_fixups.
2639 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
2642 * explow.c (probe_stack_range): Fix typo.
2643 * config/sparc/sparc.md (probe_stack): New expander.
2645 2009-11-09 Dave Korn <dave.korn.cygwin@gmail.com>
2647 * config/i386/cygwin.h (LINK_SPEC): Add -tsaware flag if !mno-cygwin.
2649 2009-11-09 Jason Merrill <jason@redhat.com>
2651 * gdbinit.in (pgq): New function for printing gimple sequence.
2653 2009-11-09 Paul Brook <paul@codesourcery.com>
2654 Daniel Jacobowitz <dan@codesourcery.com>
2655 Sandra Loosemore <sandra@codesourcery.com>
2657 * doc/extend.texi (Half-Precision): Update wording to reflect
2658 that there are now multiple -mfpu options that enable fp16
2660 * doc/invoke.texi: Update list of ARM -mfpu= options.
2661 * config.gcc: Update ARM --with-fpu option list.
2662 * config/arm/arm.c (all_fpus): Add vfpv3-fp16, vfpv3-d16-fp16,
2663 vfpv3xd and vfpv3xd-fp16.
2664 (use_vfp_abi): New function.
2665 (aapcs_vfp_is_call_or_return_candidate): Avoid double precision regs
2667 (aapcs_vfp_is_return_candidate, aapcs_vfp_is_call_candidate,
2668 aapcs_vfp_allocate_return_reg): Use use_vfp_abi.
2669 (arm_rtx_costs_1, arm_size_rtx_costs, arm_fastmul_rtx_costs,
2670 arm_9e_rtx_costs): Only expect double-precision operations if the FPU
2672 (coproc_secondary_reload_class): Reload HFmode via GENERAL_REGS if no
2674 (arm_print_operand): Handle 'p' modifier.
2675 (arm_hard_regno_mode_ok): : Allow HFmode in VFP registers if
2677 * config/arm/arm.h (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Define.
2678 (TARGET_FP16): Define.
2679 * config/arm/vfp.md: Disable double-precision patterns if the FPU
2680 does not provide them.
2681 (arm_movdi_vfp, thumb2_movdi_vfp): Use fcpys to move
2682 double-precision values on a single-precision FPU.
2683 (movdf_vfp, thumb2_movdf_vfp): Likewise. Use "Dy" for
2684 double-precision constants.
2685 (movhf_vfp_neon): New pattern (was movhf_vfp).
2686 (movhf_vfp): Remove NEON instructions.
2687 * config/arm/constraints.md: Add new "Dy" constraint for
2688 double-precision constants. Update description of "Dv".
2689 * config/arm/arm.md: Disable double-precision patterns if the FPU
2690 does not provide them
2692 2009-11-09 Jakub Jelinek <jakub@redhat.com>
2694 * config/i386/i386.c (print_operand) <case 'D'>: Fix formatting.
2695 (print_operand) <case 'Y'>: Likewise. Fix a pasto in operand lossage
2698 2009-11-08 H.J. Lu <hongjiu.lu@intel.com>
2700 * collect2.c (main): Search PLUGIN_LD for plugin linker.
2702 * configure.ac (--with-plugin-ld): New. Default to ld.
2703 * configure: Regenerated.
2704 * config.in: Likewise.
2706 * exec-tool.in (ORIGINAL_PLUGIN_LD_FOR_TARGET): New.
2707 (collect-ld): Use ORIGINAL_PLUGIN_LD_FOR_TARGET for -plugin.
2709 2009-11-08 Jonathan Gray <jsg@openbsd.org>
2711 * config/openbsd-stdint.h: Change to reflect what
2712 c_common_nodes_and_builtins expects.
2714 2009-11-08 Paolo Carlini <paolo.carlini@oracle.com>
2716 * builtins.c (apply_args_reg_offset): Remove commented out delaration.
2718 2009-11-08 Jakub Jelinek <jakub@redhat.com>
2721 * config/i386/i386.c (get_some_local_dynamic_name): Don't assert
2722 function contains at least one local dynamic name.
2723 (print_operand) <case '&'>: Instead output operand lossage diagnostics
2724 here if that happens.
2726 2009-11-08 Zbigniew Chamski <zbigniew.chamski@gmail.com>
2727 Joern Rennecke <amylaar@spamcop.net>
2729 * cfgrtl.c (pass_free_cfg): Add pass name.
2730 * cgraphbuild.c (pass_build_cgraph_edges): Likewise.
2731 (pass_rebuild_cgraph_edges, pass_remove_cgraph_callee_edges): Likewise.
2732 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Change pass name.
2733 * df-core.c (pass_df_initialize_no_opt): Likewise.
2734 * except.c (pass_rtl_eh): Likewise.
2735 * function.c (pass_init_function, pass_leaf_regs): Likewise.
2736 * gcse.c (pass_rtl_pre): Change pass name.
2737 * passes.c (pass_postreload): Add pass name.
2738 (make_pass_instance): Don't use duplicate-tracking logic for
2739 names starting with '*'.
2740 (next_pass_1): Assert that pass has a name.
2741 (register_one_dump_file): If there is an space in the name,
2743 * predict.c (pass_strip_predict_hints): Add pass name.
2744 * reg-stack.c (pass_stack_regs): Likewise.
2745 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
2746 * tree-cfg.c (pass_warn_function_return,
2747 pass_warn_function_noreturn): Add pass name.
2748 * tree-dfa.c (pass_referenced_vars): Likewise.
2749 * tree-optimize.c (pass_cleanup_cfg_post_optimizing):
2750 Fix whitespace before comment.
2751 (pass_fixup_cfg): Add pass name, fix whitespace before comment.
2752 (pass_init_datastructures): Add pass name.
2753 * tree-ssa-loop.c (pass_record_bounds): Likewise.
2754 * tree-ssa.c (pass_early_warn_uninitialized,
2755 pass_late_warn_uninitialized): Likewise.
2756 * tree.c (pass_ipa_free_lang_data): Likewise.
2757 * doc/passes.texi (pass manager): Document how to disambiguate
2760 2009-11-08 Paolo Bonzini <bonzini@gnu.org>
2762 * df-problems.c: Fix documentation for forward simulation of LR.
2763 (df_simulate_one_insn_forwards): Use df_simulate_find_defs.
2764 (df_simulate_finalize_forwards): Remove.
2765 * df.h (df_simulate_finalize_forwards): Remove.
2767 2009-11-08 Richard Guenther <rguenther@suse.de>
2769 * tree-ssa-structalias.c (build_succ_graph): Properly make
2770 variables escape if they are stored to anything.
2772 2009-11-08 Richard Guenther <rguenther@suse.de>
2774 PR rtl-optimization/41928
2775 * loop-invariant.c (free_loop_data): If we didn't allocate
2776 loop data do not try to free it.
2778 2009-11-07 Jason Merrill <jason@redhat.com>
2780 * tree.c (reconstruct_complex_type): Preserve attributes.
2782 2009-11-07 Richard Guenther <rguenther@suse.de>
2784 * tree-ssa-structalias.c (build_succ_graph): Feed stores
2785 to anything only to variables that can take pointers.
2786 (get_constraint_for_ssa_var): Properly exclude full
2787 variables from expanding.
2788 (first_vi_for_offset): Avoid overflow in arithmetic.
2789 (first_or_preceding_vi_for_offset): Likewise.
2790 (count_num_arguments): Fix implementation.
2791 (gate_ipa_pta): Do not run when not optimizing.
2793 2009-11-07 David Binderman <dcb314@hotmail.com>
2795 * builtins.c (apply_args_size, expand_builtin_mathfn, expand_powi,
2796 expand_builtin_expect, maybe_emit_sprintf_chk_warning): Remove some
2797 set but not used variables.
2798 (apply_args_reg_offset): Comment out as unused.
2799 * calls.c (flags_from_decl_or_type): Likewise.
2800 * genautomata.c (check_regexp_units_distribution): Likewise.
2802 2009-11-07 Uros Bizjak <ubizjak@gmail.com>
2804 * config/i386/sse.md (xop_pmacsww, xop_pmacssww, xop_pmacsdd,
2805 xop_pmacssdd, xop_pmacssdql, xop_pmacssdqh, xop_pmacsdql,
2806 *xop_pmacsdql_mem, xop_pmacsdqh, *xop_pmacsdqh_mem, xop_pmacsswd,
2807 xop_pmacswd, xop_pmadcsswd, xop_pmadcswd, xop_pcmov_<mode>,
2808 xop_pcmov_<mode>256, xop_pperm, xop_pperm_pack_v2di_v4si,
2809 xop_pperm_pack_v4si_v8hi, xop_pperm_pack_v8hi_v16qi): Compress
2810 operand alternatives.
2812 2009-11-06 Michael Matz <matz@suse.de>
2815 * tree-ssa-math-opts.c (execute_cse_reciprocals): Check all uses
2816 of a potential reciprocal to really be reciprocals.
2818 2009-11-06 Jakub Jelinek <jakub@redhat.com>
2820 * config/i386/x86intrin.h: Include fma4intrin.h, xopintrin.h and
2821 lwpintrin.h after immintrin.h.
2822 * config/i386/fma4intrin.h (__v8sf, __v4df, __m256, __m256d): Remove
2826 * c-common.c (fold_offsetof_1) <case ARRAY_REF>: Don't crash for VLAs
2827 or non-constant index, allow index one past the last element and
2828 allow exceeding array bound in arrays that might be used as flexible
2831 2009-11-05 Richard Henderson <rth@redhat.com>
2833 * config/i386/ia32intrin.h: Protect CRC32 builtins with __SSE4_2__.
2835 2009-11-05 Paul Brook <paul@codesourcery.com>
2837 * config/arm/arm.c (arm_fp_model, arm_fpu_arch, arm_fpu_tune): Remove.
2838 (arm_fpu_desc): New.
2839 (all_fpus): Add FPU details.
2840 (fp_model_for_fpu): Remove.
2841 (arm_override_options): Set and use arm_fpu_desc and arm_fpu_attr.
2842 (arm_output_epilogue, arm_save_coproc_regs): Use TARGET_FPA_EMU2.
2843 (arm_file_start): Use arm_fpu_desc.
2844 * config/arm/arm.h (TARGET_FPA, TARGET_MAVERICK, TARGET_VFP,
2845 TARGET_VFPD32, TARGET_VFP3, TARGET_NEON_FP16, TARGET_NEON): Use
2847 (TARGET_FPA_EMU2): Define.
2848 (arm_fp_model, fputype, arm_fpu_tune): Remove.
2849 (vfp_reg_type, arm_fpu_desc): New.
2850 * config/arm/arm.md (attr fpu): Simplify.
2851 * config/arm/fpa.md (movxf_fpa): Use TARGET_FPA_EMU2.
2852 * config/arm/linux-elf.h (FPUTYPE_DEFAULT): Use string value.
2853 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Use string value.
2854 * config/arm/netbsd-elf.h (FPUTYPE_DEFAULT): Use string value.
2855 * config/arm/vxworks.h (FPUTYPE_DEFAULT): Use string value.
2857 2009-11-05 Michael Matz <matz@suse.de>
2859 * config/i386/i386.c (ix86_builtin_reciprocal): Remove dependency
2861 * doc/invoke.texi (-mrecip): Clarify that we don't need -mrecip
2864 2009-11-04 Jason Merrill <jason@redhat.com>
2867 * varasm.c (initializer_constant_valid_p): A PLUS_EXPR
2868 or MINUS_EXPR of REAL_TYPE is not a valid constant initializer.
2869 (output_constant): Avoid crash after error.
2871 2009-11-05 Martin Jambor <mjambor@suse.cz>
2873 * tree-sra.c (struct access): Changed comment of next_sibling field.
2874 (analyze_modified_params): Loop over accesses of a group rather than
2875 over all with the ame base, pass a common bitmap to
2877 (unmodified_by_ref_scalar_representative): Build link lists of
2878 accesses of a group.
2879 (splice_param_accesses): Likewise.
2881 2009-11-04 Kenneth Zadeck <zadeck@naturalbridge.com>
2883 * df-scan.c (df-uses-record): Add case zero_extract of mem.
2885 2009-11-04 Eric Botcazou <ebotcazou@adacore.com>
2889 * config/i386/i386.md (probe_stack): New expander.
2890 (logical operation peepholes): Do not split stack checking probes.
2892 2009-11-04 Harsha Jagasia <harsha.jagasia@amd.com>
2893 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2895 * doc/invoke.texi (-mlwp): Add documentation.
2896 * doc/extend.texi (x86 intrinsics): Add LWP intrinsics.
2897 * config.gcc (i[34567]86-*-*): Include lwpintrin.h.
2898 (x86_64-*-*): Ditto.
2899 * config/i386/lwpintrin.h: New file, provide x86 compiler
2900 intrinisics for LWP.
2901 * config/i386/cpuid.h (bit_LWP): Define LWP bit.
2902 * config/i386/x86intrin.h: Add LWP check and lwpintrin.h.
2903 * config/i386/i386-c.c (ix86_target_macros_internal): Check
2905 * config/i386/i386.h (TARGET_LWP): New macro for LWP.
2906 * config/i386/i386.opt (-mlwp): New switch for LWP support.
2907 * config/i386/i386.c (OPTION_MASK_ISA_LWP_SET): New.
2908 (OPTION_MASK_ISA_LWP_UNSET): New.
2909 (ix86_handle_option): Handle -mlwp.
2910 (isa_opts): Handle -mlwp.
2911 (enum pta_flags): Add PTA_LWP.
2912 (override_options): Add LWP support.
2913 (IX86_BUILTIN_LLWPCB16): New for LWP intrinsic.
2914 (IX86_BUILTIN_LLWPCB32): Ditto.
2915 (IX86_BUILTIN_LLWPCB64): Ditto.
2916 (IX86_BUILTIN_SLWPCB16): Ditto.
2917 (IX86_BUILTIN_SLWPCB32): Ditto.
2918 (IX86_BUILTIN_SLWPCB64): Ditto.
2919 (IX86_BUILTIN_LWPVAL16): Ditto.
2920 (IX86_BUILTIN_LWPVAL32): Ditto.
2921 (IX86_BUILTIN_LWPVAL64): Ditto.
2922 (IX86_BUILTIN_LWPINS16): Ditto.
2923 (IX86_BUILTIN_LWPINS32): Ditto.
2924 (IX86_BUILTIN_LWPINS64): Ditto.
2925 (enum ix86_special_builtin_type): Add LWP intrinsic support.
2926 (builtin_description): Ditto.
2927 (ix86_init_mmx_sse_builtins): Ditto.
2928 (ix86_expand_special_args_builtin): Ditto.
2929 * config/i386/i386.md (UNSPEC_LLWP_INTRINSIC): Add new UNSPEC for
2931 (UNSPEC_SLWP_INTRINSIC): Ditto.
2932 (UNSPECV_LWPVAL_INTRINSIC): Ditto.
2933 (UNSPECV_LWPINS_INTRINSIC): Ditto.
2934 (lwp_llwpcbhi1): New lwp pattern.
2935 (lwp_llwpcbsi1): Ditto.
2936 (lwp_llwpcbdi1): Ditto.
2937 (lwp_slwpcbhi1): Ditto.
2938 (lwp_slwpcbsi1): Ditto.
2939 (lwp_slwpcbdi1): Ditto.
2940 (lwp_lwpvalhi3): Ditto.
2941 (lwp_lwpvalsi3): Ditto.
2942 (lwp_lwpvaldi3): Ditto.
2943 (lwp_lwpinshi3): Ditto.
2944 (lwp_lwpinssi3): Ditto.
2945 (lwp_lwpinsdi3): Ditto.
2947 2009-11-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
2948 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
2951 * simplify-rtx.c (simplify_binary_operation_1): Simplify vec_select of
2954 2009-11-04 Richard Guenther <rguenther@suse.de>
2955 Rafael Avila de Espindola <espindola@google.com>
2957 * gcc.c (process_command): Handle arguments name@offset.
2959 2009-11-04 Harsha Jagasia <harsha.jagasia@amd.com>
2960 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2962 * config.gcc (i[34567]86-*-*): Include xopintrin.h.
2963 (x86_64-*-*): Ditto.
2964 * config/i386/xopintrin.h: New file, provide common x86 compiler
2965 intrinisics for XOP.
2966 * config/i386/cpuid.h (bit_XOP): Define XOP bit.
2967 * config/i386/x86intrin.h: Add XOP check and xopintrin.h.
2968 * config/i386/i386-c.c(ix86_target_macros_internal): Check
2970 * config/i386/i386.h(TARGET_XOP): New macro for XOP.
2971 * config/i386/i386.opt (-mxop): New switch for XOP support.
2972 * config/i386/i386.md (UNSPEC_XOP_UNSIGNED_CMP)
2973 (UNSPEC_XOP_TRUEFALSE)
2974 (UNSPEC_XOP_PERMUTE)
2975 (UNSPEC_FRCZ): Add new UNSPEC for XOP support.
2976 (PPERM_*): New constants for vpperm instruction.
2977 (xop_pcmov_<mode>): Add XOP conditional mov instructions.
2978 * config/i386/i386.c (OPTION_MASK_ISA_XOP_SET): New.
2979 (OPTION_MASK_ISA_XOP_UNSET): New.
2980 (OPTION_MASK_ISA_XOP_UNSET): Change definition to depend on XOP.
2981 (ix86_handle_option): Handle -mxop.
2982 (isa_opts): Handle -mxop.
2983 (enum pta_flags): Add PTA_XOP.
2984 (override_options): Add XOP support.
2985 (print_operand): Add code for XOP compare instructions.
2986 (ix86_expand_sse_movcc): Extend for XOP conditional move instruction.
2987 (ix86_expand_int_vcond): Extend for XOP compare instruction.
2989 (IX86_BUILTIN_VPCMOV): New for XOP intrinsic.
2990 (IX86_BUILTIN_VPCMOV_V2DI): Ditto.
2991 (IX86_BUILTIN_VPCMOV_V4SI): Ditto.
2992 (IX86_BUILTIN_VPCMOV_V8HI): Ditto.
2993 (IX86_BUILTIN_VPCMOV_V16QI): Ditto.
2994 (IX86_BUILTIN_VPCMOV_V4SF): Ditto.
2995 (IX86_BUILTIN_VPCMOV_V2DF): Ditto.
2997 (IX86_BUILTIN_VPCMOV256): Ditto.
2998 (IX86_BUILTIN_VPCMOV_V4DI256): Ditto.
2999 (IX86_BUILTIN_VPCMOV_V8SI256): Ditto.
3000 (IX86_BUILTIN_VPCMOV_V16HI256): Ditto.
3001 (IX86_BUILTIN_VPCMOV_V32QI256): Ditto.
3002 (IX86_BUILTIN_VPCMOV_V8SF256): Ditto.
3003 (IX86_BUILTIN_VPCMOV_V4DF256): Ditto.
3005 (IX86_BUILTIN_VPPERM): Ditto.
3007 (IX86_BUILTIN_VPMACSSWW): Ditto.
3008 (IX86_BUILTIN_VPMACSWW): Ditto.
3009 (IX86_BUILTIN_VPMACSSWD): Ditto.
3010 (IX86_BUILTIN_VPMACSWD): Ditto.
3011 (IX86_BUILTIN_VPMACSSDD): Ditto.
3012 (IX86_BUILTIN_VPMACSDD): Ditto.
3013 (IX86_BUILTIN_VPMACSSDQL): Ditto.
3014 (IX86_BUILTIN_VPMACSSDQH): Ditto.
3015 (IX86_BUILTIN_VPMACSDQL): Ditto.
3016 (IX86_BUILTIN_VPMACSDQH): Ditto.
3017 (IX86_BUILTIN_VPMADCSSWD): Ditto.
3018 (IX86_BUILTIN_VPMADCSWD): Ditto.
3020 (IX86_BUILTIN_VPHADDBW): Ditto.
3021 (IX86_BUILTIN_VPHADDBD): Ditto.
3022 (IX86_BUILTIN_VPHADDBQ): Ditto.
3023 (IX86_BUILTIN_VPHADDWD): Ditto.
3024 (IX86_BUILTIN_VPHADDWQ): Ditto.
3025 (IX86_BUILTIN_VPHADDDQ): Ditto.
3026 (IX86_BUILTIN_VPHADDUBW): Ditto.
3027 (IX86_BUILTIN_VPHADDUBD): Ditto.
3028 (IX86_BUILTIN_VPHADDUBQ): Ditto.
3029 (IX86_BUILTIN_VPHADDUWD): Ditto.
3030 (IX86_BUILTIN_VPHADDUWQ): Ditto.
3031 (IX86_BUILTIN_VPHADDUDQ): Ditto.
3032 (IX86_BUILTIN_VPHSUBBW): Ditto.
3033 (IX86_BUILTIN_VPHSUBWD): Ditto.
3034 (IX86_BUILTIN_VPHSUBDQ): Ditto.
3036 (IX86_BUILTIN_VPROTB): Ditto.
3037 (IX86_BUILTIN_VPROTW): Ditto.
3038 (IX86_BUILTIN_VPROTD): Ditto.
3039 (IX86_BUILTIN_VPROTQ): Ditto.
3040 (IX86_BUILTIN_VPROTB_IMM): Ditto.
3041 (IX86_BUILTIN_VPROTW_IMM): Ditto.
3042 (IX86_BUILTIN_VPROTD_IMM): Ditto.
3043 (IX86_BUILTIN_VPROTQ_IMM): Ditto.
3045 (IX86_BUILTIN_VPSHLB): Ditto.
3046 (IX86_BUILTIN_VPSHLW): Ditto.
3047 (IX86_BUILTIN_VPSHLD): Ditto.
3048 (IX86_BUILTIN_VPSHLQ): Ditto.
3049 (IX86_BUILTIN_VPSHAB): Ditto.
3050 (IX86_BUILTIN_VPSHAW): Ditto.
3051 (IX86_BUILTIN_VPSHAD): Ditto.
3052 (IX86_BUILTIN_VPSHAQ): Ditto.
3054 (IX86_BUILTIN_VFRCZSS): Ditto.
3055 (IX86_BUILTIN_VFRCZSD): Ditto.
3056 (IX86_BUILTIN_VFRCZPS): Ditto.
3057 (IX86_BUILTIN_VFRCZPD): Ditto.
3058 (IX86_BUILTIN_VFRCZPS256): Ditto.
3059 (IX86_BUILTIN_VFRCZPD256): Ditto.
3061 (IX86_BUILTIN_VPCOMEQUB): Ditto.
3062 (IX86_BUILTIN_VPCOMNEUB): Ditto.
3063 (IX86_BUILTIN_VPCOMLTUB): Ditto.
3064 (IX86_BUILTIN_VPCOMLEUB): Ditto.
3065 (IX86_BUILTIN_VPCOMGTUB): Ditto.
3066 (IX86_BUILTIN_VPCOMGEUB): Ditto.
3067 (IX86_BUILTIN_VPCOMFALSEUB): Ditto.
3068 (IX86_BUILTIN_VPCOMTRUEUB): Ditto.
3070 (IX86_BUILTIN_VPCOMEQUW): Ditto.
3071 (IX86_BUILTIN_VPCOMNEUW): Ditto.
3072 (IX86_BUILTIN_VPCOMLTUW): Ditto.
3073 (IX86_BUILTIN_VPCOMLEUW): Ditto.
3074 (IX86_BUILTIN_VPCOMGTUW): Ditto.
3075 (IX86_BUILTIN_VPCOMGEUW): Ditto.
3076 (IX86_BUILTIN_VPCOMFALSEUW): Ditto.
3077 (IX86_BUILTIN_VPCOMTRUEUW): Ditto.
3079 (IX86_BUILTIN_VPCOMEQUD): Ditto.
3080 (IX86_BUILTIN_VPCOMNEUD): Ditto.
3081 (IX86_BUILTIN_VPCOMLTUD): Ditto.
3082 (IX86_BUILTIN_VPCOMLEUD): Ditto.
3083 (IX86_BUILTIN_VPCOMGTUD): Ditto.
3084 (IX86_BUILTIN_VPCOMGEUD): Ditto.
3085 (IX86_BUILTIN_VPCOMFALSEUD): Ditto.
3086 (IX86_BUILTIN_VPCOMTRUEUD): Ditto.
3088 (IX86_BUILTIN_VPCOMEQUQ): Ditto.
3089 (IX86_BUILTIN_VPCOMNEUQ): Ditto.
3090 (IX86_BUILTIN_VPCOMLTUQ): Ditto.
3091 (IX86_BUILTIN_VPCOMLEUQ): Ditto.
3092 (IX86_BUILTIN_VPCOMGTUQ): Ditto.
3093 (IX86_BUILTIN_VPCOMGEUQ): Ditto.
3094 (IX86_BUILTIN_VPCOMFALSEUQ): Ditto.
3095 (IX86_BUILTIN_VPCOMTRUEUQ): Ditto.
3097 (IX86_BUILTIN_VPCOMEQB): Ditto.
3098 (IX86_BUILTIN_VPCOMNEB): Ditto.
3099 (IX86_BUILTIN_VPCOMLTB): Ditto.
3100 (IX86_BUILTIN_VPCOMLEB): Ditto.
3101 (IX86_BUILTIN_VPCOMGTB): Ditto.
3102 (IX86_BUILTIN_VPCOMGEB): Ditto.
3103 (IX86_BUILTIN_VPCOMFALSEB): Ditto.
3104 (IX86_BUILTIN_VPCOMTRUEB): Ditto.
3106 (IX86_BUILTIN_VPCOMEQW): Ditto.
3107 (IX86_BUILTIN_VPCOMNEW): Ditto.
3108 (IX86_BUILTIN_VPCOMLTW): Ditto.
3109 (IX86_BUILTIN_VPCOMLEW): Ditto.
3110 (IX86_BUILTIN_VPCOMGTW): Ditto.
3111 (IX86_BUILTIN_VPCOMGEW): Ditto.
3112 (IX86_BUILTIN_VPCOMFALSEW): Ditto.
3113 (IX86_BUILTIN_VPCOMTRUEW): Ditto.
3115 (IX86_BUILTIN_VPCOMEQD): Ditto.
3116 (IX86_BUILTIN_VPCOMNED): Ditto.
3117 (IX86_BUILTIN_VPCOMLTD): Ditto.
3118 (IX86_BUILTIN_VPCOMLED): Ditto.
3119 (IX86_BUILTIN_VPCOMGTD): Ditto.
3120 (IX86_BUILTIN_VPCOMGED): Ditto.
3121 (IX86_BUILTIN_VPCOMFALSED): Ditto.
3122 (IX86_BUILTIN_VPCOMTRUED): Ditto.
3124 (IX86_BUILTIN_VPCOMEQQ): Ditto.
3125 (IX86_BUILTIN_VPCOMNEQ): Ditto.
3126 (IX86_BUILTIN_VPCOMLTQ): Ditto.
3127 (IX86_BUILTIN_VPCOMLEQ): Ditto.
3128 (IX86_BUILTIN_VPCOMGTQ): Ditto.
3129 (IX86_BUILTIN_VPCOMGEQ): Ditto.
3130 (IX86_BUILTIN_VPCOMFALSEQ): Ditto.
3131 (IX86_BUILTIN_VPCOMTRUEQ): Ditto.
3133 (enum multi_arg_type): New enum for describing the various XOP
3134 intrinsic argument types.
3135 (bdesc_multi_arg): New table for XOP intrinsics.
3136 (ix86_init_mmx_sse_builtins): Add XOP intrinsic support.
3137 (ix86_expand_multi_arg_builtin): New function for creating XOP
3140 * config/i386/sse.md (sserotatemax): New mode attribute for XOP.
3141 (xop_pmacsww): Ditto.
3142 (xop_pmacssww): Ditto.
3143 (xop_pmacsdd): Ditto.
3144 (xop_pmacssdd): Ditto.
3145 (xop_pmacssdql): Ditto.
3146 (xop_pmacssdqh): Ditto.
3147 (xop_pmacsdql): Ditto.
3148 (xop_pmacsdql_mem): Ditto.
3149 (xop_mulv2div2di3_low): Ditto.
3150 (xop_pmacsdqh): Ditto.
3151 (xop_pmacsdqh_mem): Ditto.
3152 (xop_mulv2div2di3_high): Ditto.
3153 (xop_pmacsswd): Ditto.
3154 (xop_pmacswd): Ditto.
3155 (xop_pmadcsswd): Ditto.
3156 (xop_pmadcswd): Ditto.
3157 (xop_pcmov_<mode>): Ditto.
3158 (xop_pcmov_<mode>256): Ditto.
3159 (xop_phaddbw): Ditto.
3160 (xop_phaddbd): Ditto.
3161 (xop_phaddbq): Ditto.
3162 (xop_phaddwd): Ditto.
3163 (xop_phaddwq): Ditto.
3164 (xop_phadddq): Ditto.
3165 (xop_phaddubw): Ditto.
3166 (xop_phaddubd): Ditto.
3167 (xop_phaddubq): Ditto.
3168 (xop_phadduwd): Ditto.
3169 (xop_phadduwq): Ditto.
3170 (xop_phaddudq): Ditto.
3171 (xop_phsubbw): Ditto.
3172 (xop_phsubwd): Ditto.
3173 (xop_phsubdq): Ditto.
3175 (rotl<mode>3): Ditto.
3176 (rotr<mode>3): Ditto.
3177 (xop_rotl<mode>3): Ditto.
3178 (xop_rotr<mode>3): Ditto.
3179 (vrotr<mode>3): Ditto.
3180 (vrotl<mode>3): Ditto.
3181 (xop_vrotl<mode>3): Ditto.
3182 (vlshr<mode>3): Ditto.
3183 (vashr<mode>3): Ditto.
3185 (xop_ashl<mode>3): Ditto.
3186 (xop_lshl<mode>3): Ditto.
3187 (ashlv16qi3): Ditto.
3188 (lshlv16qi3): Ditto.
3189 (ashrv16qi3): Ditto.
3191 (xop_frcz<mode>2): Ditto.
3192 (xop_vmfrcz<mode>2): Ditto.
3193 (xop_frcz<mode>2256): Ditto.
3194 (xop_maskcmp<mode>3): Ditto.
3195 (xop_maskcmp_uns<mode>3): Ditto.
3196 (xop_maskcmp_uns2<mode>3): Ditto.
3197 (xop_pcom_tf<mode>3): Ditto.
3199 * doc/invoke.texi (-mxop): Add documentation.
3200 * doc/extend.texi (x86 intrinsics): Add XOP intrinsics.
3202 2009-11-03 Mark Mitchell <mark@codesourcery.com>
3205 * gcc.c (SWITCHES_NEED_SPACES): Define to "o".
3206 * config/alpha/osf.h (SWITCHES_NEED_SPACES): Remove here.
3207 * config/mips/iris.h (SWITCHES_NEED_SPACES): Remove here.
3209 2009-11-04 Richard Earnshaw <rearnsha@arm.com>
3212 * arm.md (peephole2 patterns for move and compare): New.
3214 2009-11-04 Nick Clifton <nickc@redhat.com>
3216 * defaults.h (CONSTANT_ADDRESS_P): Provide a default definition.
3217 Make sure that it does not allow CONST_DOUBLEs.
3218 * doc/tm.texi (CONSTANT_ADDRESS_P): Update description.
3219 * config/avr/avr.h (CONSTANT_ADDRESS_P): Delete.
3220 * config/bfin/bfin.h (CONSTANT_ADDRESS_P): Delete.
3221 * config/cris/cris.h (CONSTANT_ADDRESS_P): Delete.
3222 * config/fr30/fr30.h (CONSTANT_ADDRESS_P): Delete.
3223 * config/frv/frv.h (CONSTANT_ADDRESS_P): Delete.
3224 * config/m32c/m32c.h (CONSTANT_ADDRESS_P): Delete.
3225 * config/m68hc11/m68hc11.h (CONSTANT_ADDRESS_P): Delete.
3226 * config/mep/mep.h (CONSTANT_ADDRESS_P): Delete.
3227 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Delete.
3228 * config/moxie/moxie.h (CONSTANT_ADDRESS_P): Delete.
3229 * config/pdp11/pdp11.h (CONSTANT_ADDRESS_P): Delete.
3230 * config/picochip/picochip.h (CONSTANT_ADDRESS_P): Delete.
3231 * config/score/score.h (CONSTANT_ADDRESS_P): Delete.
3232 * config/stormy16/stormy16.h (CONSTANT_ADDRESS_P): Delete.
3234 2009-11-04 Richard Guenther <rguenther@suse.de>
3236 PR tree-optimization/41919
3237 * tree-vrp.c (test_for_singularity): Properly compare values.
3239 2009-11-04 Revital Eres <eres@il.ibm.com>
3241 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
3242 Consider peeling for alignment only for stores and remove
3243 redundant assignment.
3245 2009-11-04 Maxim Kuvyrkov <maxim@codesourcery.com>
3248 * config/m68k/m68k.c (m68k_reg_present_p): New static function.
3249 (m68k_ok_for_sibcall_p): Handle different result return locations.
3251 2009-11-04 Richard Guenther <rguenther@suse.de>
3253 * c-opts.c (c_common_post_options): Move LTO option processing
3255 * opts.c (decode_options): ... here.
3257 2009-11-04 Jakub Jelinek <jakub@redhat.com>
3259 * c-common.c (fold_offsetof_1): Use %wd instead of
3260 HOST_WIDE_INT_PRINT_DEC.
3262 2009-11-04 Maciej W. Rozycki <macro@linux-mips.org>
3264 * config/vax/linux.h (TARGET_OS_CPP_BUILTINS): Don't define
3267 2009-11-04 Maciej W. Rozycki <macro@linux-mips.org>
3269 * config.gcc (vax-*-linux*): Keep the original contents of
3270 tmake_file while adding vax/t-linux.
3272 2009-11-03 Eric Botcazou <ebotcazou@adacore.com>
3276 * expr.h (STACK_CHECK_PROBE_INTERVAL): Delete.
3277 (STACK_CHECK_PROBE_INTERVAL_EXP): New macro.
3278 (STACK_CHECK_MOVING_SP): Likewise.
3279 * system.h (STACK_CHECK_PROBE_INTERVAL): Poison it.
3280 * doc/tm.texi (Stack Checking): Delete STACK_CHECK_PROBE_INTERVAL.
3281 Document STACK_CHECK_PROBE_INTERVAL_EXP and STACK_CHECK_MOVING_SP.
3282 * doc/md.texi (Standard Pattern Names): Tweak entry of CHECK_STACK.
3283 Document PROBE_STACK.
3284 * explow.c (anti_adjust_stack_and_probe): New function.
3285 (allocate_dynamic_stack_space): Do not directly allocate space if
3286 STACK_CHECK_MOVING_SP, instead invoke above function.
3287 (emit_stack_probe): Handle probe_stack insn.
3288 (PROBE_INTERVAL): New macro.
3289 (STACK_GROW_OPTAB): Likewise.
3290 (STACK_GROW_OFF): Likewise.
3291 (probe_stack_range): Use Pmode and memory_address consistently. Fix
3292 loop condition in the small constant case. Rewrite in the general
3293 case to be immune to wraparounds. Make sure the address of probes
3294 is valid. Try to use [base + disp] addressing mode if possible.
3295 * ira.c (setup_eliminable_regset): Set frame_pointer_needed if stack
3296 checking is enabled and STACK_CHECK_MOVING_SP.
3297 * rtlanal.c (may_trap_p_1) <MEM>: If stack checking is enabled,
3298 return 1 for volatile references to the stack pointer.
3299 * tree.c (build_common_builtin_nodes): Do not set ECF_NOTHROW on
3300 __builtin_alloca if stack checking is enabled.
3301 * unwind-dw2.c (uw_identify_context): Take into account whether the
3302 context is that of a signal frame or not.
3303 * config/i386/linux.h (STACK_CHECK_MOVING_SP): Define to 1.
3304 * config/i386/linux64.h (STACK_CHECK_MOVING_SP): Likewise.
3306 2009-11-03 Jakub Jelinek <jakub@redhat.com>
3308 PR rtl-optimization/41917
3309 * rtlanal.c (num_sign_bit_copies1) <case UMOD>: If sign bit of second
3310 operand isn't known to be 0, return 1.
3312 2009-11-03 Richard Sandiford <rdsandiford@googlemail.com>
3314 * config/mips/mips.md: Fix typos.
3316 2009-11-03 Richard Sandiford <rdsandiford@googlemail.com>
3318 * doc/invoke.texi: Fix typo.
3320 2009-11-03 Paul Brook <paul@codesourcery.com>
3322 * config/arm/neon.ml (vectype): Add T_floatSF.
3323 (string_of_vectype): Ditto.
3324 * config/arm/neon-gen.ml (signed_ctype): Add T_floatSF.
3325 (deftypes): Use float for float32_t.
3326 * config/arm/arm_neon.h: Regenerate.
3328 2009-11-03 Nick Clifton <nickc@redhat.com>
3329 Kevin Buettner <kevinb@redhat.com>
3331 * config/rx/predicates.md (rx_store_multiple_vector): Reverse
3332 order of expected registers.
3333 (rx_load_multiple_vector): Likewise.
3334 (rx_rtsd_vector): Likewise.
3335 * config/rx/rx.c (rx_cpu_type): New variable.
3336 (rx_print_operand): Fix bug printing 64-bit constant values.
3337 (rx_emit_stack_pushm): Reverse order of pushed registers.
3338 (gen_rx_store_vector): Likewise.
3339 (is_fast_interrupt_func): Only accept "fast_interrupt" as the
3341 (is_exception_func): Rename to is_interrupt_func and only accept
3342 "interrupt" as the attribute name.
3343 (rx_get_stack_layout): Use new function name.
3344 (rx_func_attr_inlinable): Likewise.
3345 (rx_attribute_table): Remove "exception".
3346 (rx_expand_prologue): If necessary push the accumulator register
3347 in the prologue of interrupt functions.
3348 (rx_expand_epilogue): If necessary pop the accumulator.
3349 (rx_builtins): Add RX_BUILTIN_MVTIPL.
3350 (rx_expand_builtin_stz): Remove.
3351 (rx_expand_builtin_mvtipl): New function.
3352 (rx_init_builtins): Handle RX_BUILTIN_MVTIPL.
3353 (rx_expand_builtin): Likewise.
3354 (rx_enable_fpu): New variable.
3355 (rx_handle_option): Handle -fpu, -nofpu, -mcpu and -patch.
3356 * config/rx/rx.h (TARGET_CPU_CPP_BUILTINS): Assert machine based
3357 on rx_cpu_type. Define __RX_FPU_INSNS__ if FPU insns are allowed.
3358 (enum rx_cpu_types): Define.
3359 (ASM_SPEC): Pass -m32bit-doubles on to assembler.
3360 (INCOMING_FRAME_SP_OFFSET): Define.
3361 (ARG_POINTER_CFA_OFFSET): Define.
3362 (FRAME_POINTER_CFA_OFFSET): Define.
3363 (OVERRIDE_OPTIONS): Enable fast math if RX FPU insns are enabled.
3364 (ALLOW_RX_FPU_INSNS): Define.
3365 * config/rx/rx.md: Test ALLOW_RX_FPU_INSNS instead of
3366 fast_math_flags_set_p.
3367 (UNSPEC_BUILTIN_MVTIPL): Define.
3368 (revl): Rename to bswapsi2.
3369 (bswaphi2): New pattern.
3370 (mvtachi): Mark as volatile because it uses a register unknown to GCC.
3371 (mvtaclo): Likewise.
3373 (mvtc): Remove clobber of cc0.
3376 * config/rx/rx.opt (mieee): Remove.
3381 (msave-acc-in-interrupts): Add.
3382 * config/rx/t-rx (MULTILIB_OPTIONS): Change default to 64bit doubles.
3383 (MULTILIB_DIRS): Likewise.
3384 (MULTILIB_MATCHES): Treat -fpu as an alias for -m32bit-doubles.
3385 * doc/extend.texi: Remove description of "exception" function
3387 * doc/invoke.texi: Document -fpu, -nofpu, -mcpu=, -patch= and
3388 -msave-acc-in-interrupts options.
3390 2009-11-03 Richard Guenther <rguenther@suse.de>
3392 * c-common.c (fold_offsetof_1): Use HOST_WIDE_INT_PRINT_DEC.
3394 2009-11-03 Dodji Seketeli <dodji@redhat.com>
3397 * c-common.c (fold_offsetof_1): Issue errors when the member
3398 designator of the offsetof expression is not legitimate.
3400 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
3402 * config/i386/i386.md (*call_value_1_rex64_ms_sysv): Use register
3403 names instead of numerical constants.
3404 (sse_prologue_save): Ditto.
3405 (*sse_prologue_save_insn): Ditto.
3407 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
3410 * config/i386/i386.h (ix86_arch_indices) <X86_ARCH_CALL_ESP>: New.
3411 (TARGET_CALL_ESP): New define.
3412 * config/i386/i386.c (initial_ix86_tune_features): Initialize
3414 * config/i386/i386.md (*call_pop_1_esp, *call_1_esp,
3415 *call_value_pop_1_esp, *call_value_1_esp): Rename from *call_pop_1,
3416 *call_1, *call_value_pop_1 and *call_value_1. Depend on
3418 (*call_pop_1, *call_1, *call_value_pop_1, *call_value_1):
3419 New patterns, use "lsm" as operand 1 constraint.
3420 * config/i386/predicates.md (call_insn_operand): Depend on
3421 index_register_operand for !TARGET_CALL_ESP to avoid %esp register.
3423 2009-11-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3425 PR tree-optimization/41857
3426 * tree-flow.h (rewrite_use_address): Add BASE_HINT argument.
3427 * tree-ssa-loop-ivopts.c (rewrite_use_address): Pass base hint
3429 * tree-ssa-address.c (move_hint_to_base): New function.
3430 (most_expensive_mult_to_index): Add TYPE argument. Use mode and
3431 address space associated with TYPE.
3432 (addr_to_parts): Add TYPE and BASE_HINT arguments. Pass TYPE to
3433 most_expensive_mult_to_index. Call move_hint_to_base.
3434 (create_mem_ref): Add BASE_HINT argument. Pass BASE_HINT and
3435 TYPE to addr_to_parts.
3437 2009-11-02 Martin Jambor <mjambor@suse.cz>
3439 PR tree-optimization/41750
3440 * tree-sra.c (analyze_modified_params): Loop over all
3441 representatives of components of a parameter.
3443 2009-11-02 Jakub Jelinek <jakub@redhat.com>
3445 PR tree-optimization/41841
3446 * ipa-struct-reorg.c (build_data_structure): Don't attempt to look at
3447 local variables of not yet materialized clones.
3450 * cfgexpand.c (expand_debug_expr): Don't attempt to create DECL_RTL
3451 for a VOIDmode variable.
3454 * c-pragma.c (visstack): Change into vector of ints rather than
3455 enum symbol_visibility.
3456 (push_visibility): Add kind argument, push default_visibility together
3458 (pop_visibility): Add kind argument, return true if successful, fail
3459 if visibility stack is empty or if stack top is of different kind.
3460 (handle_pragma_visibility): Don't check length of visstack, instead
3461 call pop_visibility and issue diagnostics if it failed. Pass 0
3462 as last argument to push_visibility and pop_visibility.
3463 * c-pragma.h (push_visibility): Add kind argument.
3464 (pop_visibility): Likewise. Return bool instead of void.
3466 2009-11-01 Eric Botcazou <ebotcazou@adacore.com>
3468 * tree.def (TARGET_MEM_REF): Update comment.
3469 * alias.c (get_alias_set): Retrieve the original memory reference for
3470 a TARGET_MEM_REF before proceeding.
3472 2009-10-31 Anatoly Sokolov <aesok@post.ru>
3474 * config/frv/frv.c (frv_function_value, frv_libcall_value,
3475 frv_function_value_regno_p): New functions.
3476 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
3477 * config/frv/frv.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
3478 (FUNCTION_VALUE_REGNO_P): Redefine, use frv_function_value_regno_p.
3479 * config/frv/frv-protos.h (frv_function_value_regno_p): Declare.
3481 2009-10-31 Anatoly Sokolov <aesok@post.ru>
3483 * config/mn10300/mn10300.c (mn10300_function_value): Make static, add
3484 new 'outgoing' argument.
3485 (mn10300_libcall_value, mn10300_function_value_regno_p): New functions.
3486 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
3487 * config/mn10300/mn10300.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
3488 LIBCALL_VALUE): Remove.
3489 (FUNCTION_VALUE_REGNO_P): Redefine, use mn10300_function_value_regno_p.
3490 * config/mn10300/mn10300-protos.h (mn10300_function_value): Remove.
3491 (mh10300_function_value_regno_p): Declare.
3493 2009-10-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3495 * config/arm/cortex-a9.md: New - integer pipeline description.
3497 2009-10-31 Eric Botcazou <ebotcazou@adacore.com>
3499 * tree-ssa-sccvn.c (vn_reference_lookup_3): Bail out instead of
3500 aborting if the sizes of the two references don't match.
3502 2009-10-31 Toon Moene <toon@moene.org>
3504 * ipa-inline.c (cgraph_decide_inlining):
3505 Include reason for not inlining called-once functions in dump file.
3507 2009-10-30 Daniel Gutson <dgutson@codesourcery.com>
3509 * config/arm/linux-eabi.h (LINK_SPEC): BE8_LINK_SPEC added.
3510 * config/arm/bpapi.h (BE8_LINK_SPEC): New define.
3511 (LINK_SPEC): BE_LINK_SPEC added.
3513 2009-10-30 Richard Guenther <rguenther@suse.de>
3516 * lto-streamer.h (struct lto_file_decl_data): Remove fd member.
3518 2009-10-30 Nathan Sidwell <nathan@codesourcery.com>
3520 * target-def.h (TARGET_ASM_TTYPE): Correct typo of TARGET_ARM_TTYPE.
3521 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): Remove unused
3524 2009-10-30 Martin Jambor <mjambor@suse.cz>
3526 * tree-sra.c (build_ref_for_offset_1): Remove a comment.
3528 2009-10-30 H.J. Lu <hongjiu.lu@intel.com>
3531 * cfgexpand.c (expand_stack_alignment): Call update_stack_boundary
3532 first. Move assert on stack_alignment_estimated just before
3533 setting stack_realign_needed.
3534 (gimple_expand_cfg): Initialize stack_alignment_estimated to 0.
3535 Don't call update_stack_boundary.
3537 * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): New.
3538 (verride_options): Don't check ix86_force_align_arg_pointer here.
3539 (ix86_function_ok_for_sibcall): Use it.
3540 (ix86_update_stack_boundary): Likewise.
3542 * config/i386/i386.h (STACK_REALIGN_DEFAULT): Update comments.
3544 2009-10-30 Richard Earnshaw <rearnsha@arm.com>
3546 * arm.md (QHSI): New mode iterator.
3547 (movqi): If generating for thumb, then truncate any immediate to
3549 * thumb2.md (thumb2_movsi_shortim and peephole2 generator): Replace
3551 (thumb2_mov<mode>_shortim and peephole2 generator): ... iterator based
3554 2009-10-29 Cary Coutant <ccoutant@google.com>
3557 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hook (two
3558 locations in the source).
3559 (store_vcall_insn): New function.
3560 (lookup_vcall_insn): New function.
3561 (dwarf2out_virtual_call_token): Use store_vcall_insn.
3562 (dwarf2out_copy_call_info): New function.
3563 (dwarf2out_virtual_call): Use lookup_vcall_insn.
3564 * emit-rtl.c (try_split): Call copy_call_info debug hook.
3565 * debug.h (struct gcc_debug_hooks): Add copy_call_info hook.
3566 * debug.c (do_nothing_debug_hooks): Add dummy entry for new hook.
3567 (debug_nothing_rtx_rtx): New dummy hook.
3568 * dbxout.c (dbx_debug_hooks): Add dummy entry for new hook.
3569 (xcoff_debug_hooks): Likewise.
3570 * sdbout.c (sdb_debug_hooks): Likewise.
3571 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
3573 2009-10-29 David Daney <ddaney@caviumnetworks.com>
3575 * doc/invoke.texi (mmcount-ra-address): Document new command line
3577 * config/mips/mips.opt (mmcount-ra-address): New option.
3578 * config/mips/mips-protos.h (mips_function_profiler): Declare new
3580 * config/mips/mips.c (struct mips_frame_info): Add ra_fp_offset
3582 (mips_for_each_saved_gpr_and_fpr): Set ra_fp_offset.
3583 (mips_function_profiler): Moved from FUNCTION_PROFILER, and
3585 * config/mips/mips.h (FUNCTION_PROFILER): Body of macro moved to
3586 mips_function_profiler.
3588 2009-10-29 Steve Ellcey <sje@cup.hp.com>
3592 * doc/tm.texi (OVERRIDE_OPTIONS): Update.
3593 (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
3594 * optc-gen.awk (cl_target_option_restore): Include call to
3595 targetm.override_options_after_change.
3596 * target-def.h (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
3597 * target.h (override_options_after_change): New.
3598 * c-common.c (parse_optimize_options): Call
3599 targetm.override_options_after_change.
3600 * config/ia64/ia64.c (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
3601 (ia64_override_options_after_change): New.
3602 (ia64_override_options) Add call to above.
3604 2009-10-29 Michael Matz <matz@suse.de>
3606 * tree-ssa-math-opts.c (execute_convert_to_rsqrt): Remove.
3607 (gate_convert_to_rsqrt): Ditto.
3608 (pass_convert_to_rsqrt): Ditto.
3609 * tree-pass.h (pass_convert_to_rsqrt): Don't declare.
3610 * passes.c (init_optimization_passes): Don't add pass_convert_to_rsqrt
3613 * config/i386/i386.c (ix86_emit_swdivsf): Change evaluation order.
3615 2009-10-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3617 * config/arm/arm.c (find_best_start): Fix type of remainder to be
3620 2009-10-29 Martin Jambor <mjambor@suse.cz>
3622 PR tree-optimization/41775
3623 * tree-sra.c (build_ref_for_offset): Unshare *expr if not NULL.
3624 (generate_subtree_copies): Do not unshare agg.
3625 (load_assign_lhs_subreplacements): Do not unshare rhs.
3626 (sra_modify_assign): Do not unshare exprs.
3627 (propagate_subacesses_accross_link): Renamed to
3628 propagate_subaccesses_across_link.
3630 2009-10-29 Richard Earnshaw <rearnsha@arm.com>
3632 * arm.c (count_insns_for_constant): Rework to support counting for
3633 thumb2 immediates as well.
3634 (find_best_start): Split out from arm_gen_constant.
3635 (arm_gen_constant): Rework to support XOR with immediate.
3637 2009-10-29 Chao-ying Fu <fu@mips.com>
3639 * config/mips/mips.c (mips_emit_unary, mips_force_unary): New
3641 (mips_expand_synci_loop): Use the length rtx to control the
3642 synci loop from the begin rtx that points to the first byte of
3645 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
3647 * doc/invoke.texi: Rename -use-linker-plugin -fuse-linker-plugin.
3649 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
3651 * dbxout.c (dbxout_common_check): Accept non public trees.
3652 * dwarf2out.c (fortran_common): Accept non public trees.
3654 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
3656 * common.opt (fuse-linker-plugin): New option.
3657 * gcc.c (LINK_COMMAND_SPEC, main): Rename use-linker-plugin to
3659 * opts.c (common_handle_option): Ignore OPT_fuse_linker_plugin.
3661 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
3663 PR rtl-optimization/39715
3664 * config/arm/arm.md (cstoresi4): Use gen_cstoresi_ltu_thumb1.
3665 (gen_cstoresi_ltu_thumb1): New splitter.
3667 2009-10-28 Richard Guenther <rguenther@suse.de>
3671 * tree-ssa.c (useless_type_conversion_p): Do not treat
3672 conversions to pointers to incomplete types as useless.
3673 * gimple.c (gimple_types_compatible_p): Compare struct tags,
3676 2009-10-28 Jakub Jelinek <jakub@redhat.com>
3678 * var-tracking.c (emit_note_insn_var_location): Don't call the second
3679 vt_expand_loc unnecessarily when location is not a register nor
3683 * ipa-struct-reorg.c (find_field_in_struct_1): Return NULL if
3684 fields don't have DECL_NAME.
3687 * builtins.c (get_builtin_sync_mem): Expand loc in ptr_mode,
3688 call convert_memory_address on addr.
3691 * config/i386/i386.c (ix86_pic_register_p): Don't call
3692 rtx_equal_for_cselib_p for VALUEs discarded as useless.
3694 2009-10-28 Richard Sandiford <rdsandiford@googlemail.com>
3696 * var-tracking.c (emit_note_insn_var_location): Get the mode of
3697 a variable part from its REG, MEM or VALUE.
3699 2009-10-28 Richard Guenther <rguenther@suse.de>
3701 * gimple.c (gimple_get_alias_set): Fix comment typo.
3703 2009-10-28 Richard Guenther <rguenther@suse.de>
3705 * tree.c (free_lang_data_in_type): Do not call get_alias_set.
3706 (free_lang_data): Unconditionally compute alias sets for all
3707 standard integer types. Bail out if gate bailed out previously.
3708 Do not reset the types_compatible_p langhook.
3709 (gate_free_lang_data): Remove.
3710 (struct pass_ipa_free_lang_data): Enable unconditionally.
3711 * gimple.c (gimple_get_alias_set): Use the same alias-set for
3714 2009-10-28 Richard Guenther <rguenther@suse.de>
3717 * tree-ssa-alias.c (refs_may_alias_p_1): Deal with CONST_DECLs
3718 (ref_maybe_used_by_call_p_1): Fix bcopy handling.
3719 (call_may_clobber_ref_p_1): Likewise.
3720 * tree-ssa-structalias.c (find_func_aliases): Likewise.
3721 * alias.c (nonoverlapping_memrefs_p): Deal with CONST_DECLs.
3723 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
3725 PR rtl-optimization/41812
3728 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3730 * df-problems.c (df_md_scratch): New.
3731 (df_md_alloc, df_md_free): Allocate/free it.
3732 (df_md_local_compute): Only include live registers in init.
3733 (df_md_transfer_function): Prune the in-set computed by
3734 the confluence function, and the gen-set too.
3736 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
3738 PR rtl-optimization/39715
3739 * combine.c (simplify_comparison): Use extensions to
3740 widen comparisons. Try an ANDing first.
3742 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
3744 PR rtl-optimization/40741
3745 * config/arm/arm.c (thumb1_rtx_costs): IOR or XOR with
3746 a small constant is cheap.
3747 * config/arm/arm.md (andsi3, iorsi3): Try to place the result of
3748 force_reg on the LHS.
3749 (xorsi3): Likewise, and split the XOR if the constant is complex
3750 and not in Thumb mode.
3752 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
3754 * expmed.c (emit_store_flag): Check costs before
3755 transforming to the opposite representation.
3757 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
3759 * config/sh/sh.md (cbranchfp4_media): Remove hack extending
3760 cstore result to DImode.
3762 2009-10-28 Kaz Kojima <kkojima@gcc.gnu.org>
3764 * config/sh/sh.md (stuff_delay_slot): Move const_int pattern
3765 inside the unspec vector.
3767 2009-10-27 Richard Henderson <rth@redhat.com>
3769 * cgraphunit.c (cgraph_optimize): Maintain timevar stack properly.
3771 2009-10-27 Richard Henderson <rth@redhat.com>
3774 * tree-eh.c (eh_region_may_contain_throw_map): Rename from
3775 eh_region_may_contain_throw; update users.
3776 (eh_region_may_contain_throw): New function.
3777 (lower_catch): Check flag_exceptions before creating exception region.
3778 (lower_eh_filter, lower_eh_must_not_throw): Likewise.
3779 (lower_cleanup): Tidy existing flag_exceptions check to match.
3781 2009-10-27 Kai Tietz <kai.tietz@onevision.com>
3784 * config/i386/mingw32.h (CHECK_EXECUTE_STACK_ENABLED): New macro.
3785 * config/i386/mingw.opt: Add fset-stack-executable.
3786 * config/i386/i386.c (ix86_trampoline_init): Make call to
3787 emit_library_call conditional, if CHECK_EXECUTE_STACK_ENABLED is
3788 defined and its value is not zero.
3791 2009-10-27 Richard Guenther <rguenther@suse.de>
3793 * tree-ssa-structalias.c (find_func_aliases): In IPA mode
3794 handle calls to externally visible functions like in regular mode.
3795 (create_variable_info_for): Do not create function infos here.
3796 (have_alias_info): Remove write-only variable.
3797 (solve_constraints): New function split out from common code
3798 in compute_points_to_sets and ipa_pta_execute.
3799 (compute_points_to_sets): Adjust.
3800 (ipa_pta_execute): Likewise. Handle clones and externally visible
3801 functions like in non-IPA mode.
3803 2009-10-27 Jakub Jelinek <jakub@redhat.com>
3806 * c-typeck.c (convert_arguments): Return -1 if any of the arguments is
3809 2009-10-27 Richard Guenther <rguenther@suse.de>
3811 * tree-complex.c (expand_complex_div_wide): Check for
3812 INTEGER_CST, not TREE_CONSTANT on comparison folding result.
3814 2009-10-27 Revital Eres <eres@il.ibm.com>
3816 PR tree-optimization/40648
3817 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
3818 Change decision of when to peel for alignment.
3820 2009-10-27 Richard Guenther <rguenther@suse.de>
3823 * gimple.c (gimple_types_compatible_p): Handle OFFSET_TYPE.
3825 2009-10-27 Aldy Hernandez <aldyh@redhat.com>
3828 * fold-const.c (fold_binary_loc): Do not call
3829 protected_set_expr_location.
3831 2009-10-27 Wei Guozhi <carrot@google.com>
3834 * target.h (have_conditional_execution): Add a new target hook
3836 * target-def.h (TARGET_HAVE_CONDITIONAL_EXECUTION): Likewise.
3837 * targhooks.h (default_have_conditional_execution): Likewise.
3838 * targhooks.c (default_have_conditional_execution): Likewise.
3839 * doc/tm.texi (TARGET_HAVE_CONDITIONAL_EXECUTION): Document it.
3840 * config/arm/arm.c (TARGET_HAVE_CONDITIONAL_EXECUTION): Define it.
3841 (arm_have_conditional_execution): New function.
3842 * ifcvt.c (noce_process_if_block, find_if_header,
3843 cond_exec_find_if_block, dead_or_predicable): Change the usage of
3844 macro HAVE_conditional_execution to a target hook call.
3845 * recog.c (peephole2_optimize): Likewise.
3846 * sched-rgn.c (add_branch_dependences): Likewise.
3847 * final.c (asm_insn_count, final_scan_insn): Likewise.
3848 * bb-reorder.c (HAVE_conditional_execution): Remove it.
3850 2009-10-26 Ben Elliston <bje@au.ibm.com>
3851 Michael Meissner <meissner@linux.vnet.ibm.com>
3852 Ulrich Weigand <uweigand@de.ibm.com>
3854 * config.gcc (spu-*-elf*): Add spu_cache.h to extra_headers.
3855 * config/spu/spu_cache.h: New file.
3857 * config/spu/cachemgr.c: New file.
3858 * config/spu/cache.S: New file.
3860 * config/spu/spu.h (ASM_OUTPUT_SYMBOL_REF): Define.
3861 (ADDR_SPACE_EA): Define.
3862 (TARGET_ADDR_SPACE_KEYWORDS): Define.
3863 * config/spu/spu.c (EAmode): New macro.
3864 (TARGET_ADDR_SPACE_POINTER_MODE): Define.
3865 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
3866 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Likewise.
3867 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
3868 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
3869 (TARGET_ADDR_SPACE_CONVERT): Likewise.
3870 (TARGET_ASM_SELECT_SECTION): Likewise.
3871 (TARGET_ASM_UNIQUE_SECTION): Likewise.
3872 (TARGET_ASM_UNALIGNED_SI_OP): Likewise.
3873 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
3874 (ea_symbol_ref): New function.
3875 (spu_legitimate_constant_p): Handle __ea qualified addresses.
3876 (spu_addr_space_legitimate_address_p): New function.
3877 (spu_addr_space_legitimize_address): Likewise.
3878 (cache_fetch): New global.
3879 (cache_fetch_dirty): Likewise.
3880 (ea_alias_set): Likewise.
3881 (ea_load_store): New function.
3882 (ea_load_store_inline): Likewise.
3883 (expand_ea_mem): Likewise.
3884 (spu_expand_mov): Handle __ea qualified memory references.
3885 (spu_addr_space_pointer_mode): New function.
3886 (spu_addr_space_address_mode): Likewise.
3887 (spu_addr_space_subset_p): Likewise.
3888 (spu_addr_space_convert): Likewise.
3889 (spu_section_type_flags): Handle "._ea" section.
3890 (spu_select_section): New function.
3891 (spu_unique_section): Likewise.
3892 * config/spu/spu-c.c (spu_cpu_cpp_builtins): Support __EA32__
3893 and __EA64__ predefined macros.
3894 * config/spu/spu-elf.h (LIB_SPEC): Handle -mcache-size= and
3895 -matomic-updates switches.
3897 * config/spu/t-spu-elf (MULTILIB_OPTIONS): Define.
3898 (EXTRA_MULTILIB_PARTS): Add libgcc_cachemgr.a,
3899 libgcc_cachemgr_nonatomic.a, libgcc_cache8k.a, libgcc_cache16k.a,
3900 libgcc_cache32k.a, libgcc_cache64k.a, libgcc_cache128k.a.
3901 ($(T)cachemgr.o, $(T)cachemgr_nonatomic.o): New target.
3902 ($(T)cache8k.o, $(T)cache16k.o, $(T)cache32k.o, $(T)cache64k.o,
3903 $(T)cache128k.o): Likewise.
3904 ($(T)libgcc_%.a): Likewise.
3906 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_ADDRESS_SPACE_CONVERSION.
3907 * config/spu/spu.opt (-mea32/-mea64): Add switches.
3908 (-maddress-space-conversion): Likewise.
3909 (-mcache-size=): Likewise.
3910 (-matomic-updates): Likewise.
3911 * doc/invoke.texi (-mea32/-mea64): Document.
3912 (-maddress-space-conversion): Likewise.
3913 (-mcache-size=): Likewise.
3914 (-matomic-updates): Likewise.
3916 2009-10-26 Ben Elliston <bje@au.ibm.com>
3917 Michael Meissner <meissner@linux.vnet.ibm.com>
3918 Ulrich Weigand <uweigand@de.ibm.com>
3920 * doc/tm.texi (TARGET_ADDR_SPACE_KEYWORDS): Document.
3922 * c-common.c (c_common_reswords): If TARGET_ADDR_SPACE_KEYWORDS is
3923 defined, add the named address space keywords.
3924 (c_addr_space_name): New function.
3925 (complete_array_type): Preserve named address space.
3926 (handle_mode_attribute): Use targetm.addr_space.valid_pointer_mode
3927 instead of targetm.valid_pointer_mode.
3929 * c-common.h (enum rid): Add RID_ADDR_SPACE_0 .. RID_ADDR_SPACE_15,
3930 RID_FIRST_ADDR_SPACE and RID_LAST_ADDR_SPACE.
3931 (ADDR_SPACE_KEYWORD): New macro.
3932 (c_addr_space_name): Add prototype.
3934 * c-tree.h (struct c_declspecs): Add address_space member.
3935 (declspecs_add_addrspace): Add prototype.
3937 * c-pretty-print.c (pp_c_type_qualifier_list): Handle address spaces.
3939 * c-parser.c (c_parse_init): Add assertion.
3940 (typedef enum c_id_kind): Add C_ID_ADDRSPACE.
3941 (c_lex_one_token): Handle address space keywords.
3942 (c_token_starts_typename): Likewise.
3943 (c_token_starts_declspecs): Likewise.
3944 (c_parser_declspecs): Likewise.
3945 (c_parser_postfix_expression_after_paren_type): Diagnose compound
3946 literal within function qualified with named address space.
3948 * c-decl.c (diagnose_mismatched_decls): Diagnose conflicting named
3949 address space qualifiers.
3950 (shadow_tag_warned): Warn about useless address space qualifiers.
3951 (quals_from_declspecs): Handle address space qualifiers.
3952 (grokdeclarator): Likewise.
3953 (build_null_declspecs): Likewise.
3954 (declspecs_add_addrspace): New function.
3956 * c-typeck.c (addr_space_superset): New function.
3957 (qualify_type): Handle named address spaces.
3958 (composite_type): Likewise.
3959 (common_pointer_type): Likewise.
3960 (comp_target_types): Likewise.
3961 (build_conditional_expr): Likewise.
3962 (handle_warn_cast_qual): Likewise.
3963 (build_c_cast): Likewise.
3964 (convert_for_assignment): Likewise.
3965 (build_binary_op): Likewise.
3966 (pointer_diff): Handle named address spaces. Use intermediate
3967 integer type of sufficient size if required.
3969 2009-10-26 Ben Elliston <bje@au.ibm.com>
3970 Michael Meissner <meissner@linux.vnet.ibm.com>
3971 Ulrich Weigand <uweigand@de.ibm.com>
3973 * doc/tm.texi (TARGET_ADDR_SPACE_POINTER_MODE): Document.
3974 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
3975 (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
3977 * target.h (struct target_def): Add pointer_mode, address_mode,
3978 and valid_pointer_mode to addr_space substructure.
3979 * target-def.h (TARGET_ADDR_SPACE_POINTER_MODE): Define.
3980 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
3981 (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
3982 (TARGET_ADDR_SPACE_HOOKS): Add them.
3983 * targhooks.c (target_default_pointer_address_modes_p): New function.
3984 * target.h (target_default_pointer_address_modes_p): Add prototype.
3985 * targhooks.c (default_addr_space_pointer_mode): New function.
3986 (default_addr_space_address_mode): Likewise.
3987 (default_addr_space_valid_pointer_mode): Likewise.
3988 * targhooks.h (default_addr_space_pointer_mode): Add prototype.
3989 (default_addr_space_address_mode): Likewise.
3990 (default_addr_space_valid_pointer_mode): Likewise.
3991 * output.h (default_valid_pointer_mode): Move to ...
3992 * targhooks.h (default_valid_pointer_mode): ... here.
3993 * varasm.c (default_valid_pointer_mode): Move to ...
3994 * targhooks.c (default_valid_pointer_mode): ... here.
3996 * varasm.c (output_constant): Use targetm.addr_space.valid_pointer_mode
3997 instead of targetm.valid_pointer_mode.
3999 * fold-const.c (fit_double_type): Use int_or_pointer_precision.
4000 * tree.c (integer_pow2p): Likewise.
4001 (tree_log2): Likewise.
4002 (tree_floor_log2): Likewise.
4003 (signed_or_unsigned_type_for): Support pointer type of different size.
4004 (int_or_pointer_precision): New function.
4005 * tree.h (int_or_pointer_precision): Add prototype.
4006 * stor-layout.c (layout_type): Set TYPE_PRECISION for offset types.
4007 * varasm.c (initializer_constant_valid_p): Use TYPE_PRECISION of
4008 incoming pointer type instead of POINTER_SIZE.
4010 * tree.c (build_pointer_type): Use appropriate pointer mode
4011 instead of ptr_mode.
4012 (build_reference_type): Likewise.
4013 * expr.c (store_expr): Likewise.
4014 (expand_expr_addr_expr): Likewise.
4015 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Likewise.
4016 * cfgexpand.c (expand_debug_expr): Likewise.
4018 * auto-inc-dec.c: Include "target.h".
4019 (try_merge): Use appropriate address mode instead of Pmode.
4020 (find_inc): Likewise.
4021 * combine.c (find_split_point): Likewise.
4022 * cselib.c (cselib_record_sets): Likewise.
4023 * dse.c (replace_inc_dec): Likewise.
4024 (canon_address): Likewise.
4025 * var-tracking.c (replace_expr_with_values): Likewise.
4026 (count_uses): Likewise.
4027 (add_uses): Likewise.
4028 (add_stores): Likewise.
4029 * emit-rtl.c: Include "target.h".
4030 (adjust_address_1): Use appropriate address mode instead of Pmode.
4031 (offset_address): Likewise.
4032 * explow.c (break_out_memory_refs): Likewise.
4033 (memory_address_addr_space): Likewise.
4034 (promote_mode): Likewise.
4035 * expr.c (move_by_pieces): Likewise.
4036 (emit_block_move_via_loop): Likewise.
4037 (store_by_pieces): Likewise.
4038 (store_by_pieces_1): Likewise.
4039 (expand_assignment): Likewise.
4040 (store_constructor): Likewise.
4041 (expand_expr_addr_expr): Likewise.
4042 (expand_expr_real_1): Likewise.
4043 * cfgexpand.c (expand_debug_expr): Likewise.
4044 * ifcvt.c (noce_try_cmove_arith): Likewise.
4045 * regcprop.c (kill_autoinc_value): Likewise.
4046 * regmove.c (try_auto_increment): Likewise.
4047 * reload.c (find_reloads): Likewise.
4048 (find_reloads_address): Likewise.
4049 (find_reloads_address_1): Likewise.
4050 * sched-deps.c: Include "target.h".
4051 (sched_analyze_1): Use appropriate address mode instead of Pmode.
4052 (sched_analyze_2): Likewise.
4053 * sel-sched-dump.c: Include "target.h".
4054 (debug_mem_addr_value): Use appropriate address mode instead of Pmode.
4055 * stor-layout.c (layout_type): Likewise.
4056 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
4057 (multiplier_allowed_in_address_p): Likewise.
4058 (get_address_cost): Likewise.
4059 * varasm.c (make_decl_rtl): Likewise.
4061 * expr.c (expand_assignment): Always convert offsets to appropriate
4063 (store_expr): Likewise.
4064 (store_constructor): Likewise.
4065 (expand_expr_real_1): Likewise.
4067 * reload.h (form_sum): Add MODE argument.
4068 * reload.c (form_sum): Add MODE argument, use it instead of Pmode.
4069 Update recursive calls.
4070 (subst_indexed_address): Update calls to form_sum.
4072 * tree-flow.h (addr_for_mem_ref): Add ADDRSPACE argument.
4073 * tree-ssa-address.c: Include "target.h".
4074 (templates): Replace by ...
4075 (mem_addr_template_list): ... this new vector.
4076 (TEMPL_IDX): Handle address space numbers.
4077 (gen_addr_rtx): Add address mode argument, use it instead of Pmode.
4078 (addr_for_mem_ref): Add ADDRSPACE argument. Use per-address-space
4079 instead of global cache. Update call to gen_addr_rtx.
4080 (valid_mem_ref_p): Update call to addr_for_mem_ref.
4081 * expr.c (expand_expr_real_1): Update call to addr_for_mem_ref.
4083 * rtl.h (convert_memory_address_addr_space): Add prototype.
4084 (convert_memory_address): Define as macro.
4085 * explow.c (convert_memory_address): Rename to ...
4086 (convert_memory_address_addr_space): ... this. Add ADDRSPACE argument.
4087 Use appropriate pointer and address modes instead of ptr_mode / Pmode.
4088 Update recursive calls.
4089 (memory_address_addr_space): Call convert_memory_address_addr_space.
4090 * expmed.c (make_tree): Likewise.
4091 * expr.c (expand_assignment): Likewise.
4092 (expand_expr_addr_expr_1): Likewise. Also, add ADDRSPACE argument.
4093 (expand_expr_addr_expr): Likewise. Also, update call.
4095 * alias.c (find_base_value): Guard pointer size optimizations.
4096 (find_base_term): Likewise.
4097 * rtlanal.c (nonzero_bits1): Likewise.
4098 (num_sign_bit_copies1): Likewise.
4099 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
4101 * Makefile.in (tree-ssa-address.o): Add $(TARGET_H) dependency.
4102 (emit-rtl.o): Likewise.
4103 (auto-inc-dec.o): Likewise.
4104 (sched-deps.o): Likewise.
4106 2009-10-26 Ben Elliston <bje@au.ibm.com>
4107 Michael Meissner <meissner@linux.vnet.ibm.com>
4108 Ulrich Weigand <uweigand@de.ibm.com>
4110 * doc/extend.texi (Named Address Spaces): New section.
4111 * coretypes.h (addr_space_t): New type.
4112 (ADDR_SPACE_GENERIC): New define.
4113 (ADDR_SPACE_GENERIC_P): New macro.
4115 * doc/tm.texi (Named Address Spaces): New section.
4116 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Document.
4117 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Document.
4118 (TARGET_ADDR_SPACE_SUBSET_P): Document.
4119 (TARGET_ADDR_SPACE_CONVERT): Document.
4120 * target.h (struct gcc_target): Add addr_space substructure.
4121 * target-def.h (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Define.
4122 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
4123 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
4124 (TARGET_ADDR_SPACE_CONVERT): Likewise.
4125 (TARGET_ADDR_SPACE_HOOKS): Likewise.
4126 (TARGET_INITIALIZER): Initialize addr_space hooks.
4127 * targhooks.c (default_addr_space_legitimate_address_p): New function.
4128 (default_addr_space_legitimize_address): Likewise.
4129 (default_addr_space_subset_p): Likewise.
4130 (default_addr_space_convert): Likewise.
4131 * targhooks.h (default_addr_space_legitimate_address_p): Add prototype.
4132 (default_addr_space_legitimize_address): Likewise.
4133 (default_addr_space_subset_p): Likewise.
4134 (default_addr_space_convert): Likewise.
4136 * doc/rtl.texi (MEM_ADDR_SPACE): Document.
4137 * rtl.h (mem_attrs): Add ADDRSPACE memory attribute.
4138 (MEM_ADDR_SPACE): New macro.
4139 * emit-rtl.c (get_mem_attrs): Add ADDRSPACE argument and set
4140 address space memory attribute.
4141 (mem_attrs_htab_hash): Handle address space memory attribute.
4142 (mem_attrs_htab_eq): Likewise.
4143 (set_mem_attributes_minus_bitpos): Likewise.
4144 (set_mem_alias_set): Likewise.
4145 (set_mem_align): Likewise.
4146 (set_mem_expr): Likewise.
4147 (set_mem_offset): Likewise.
4148 (set_mem_size): Likewise.
4149 (adjust_address_1): Likewise.
4150 (offset_address): Likewise.
4151 (widen_memoy_address): Likewise.
4152 (get_spill_slot_decl): Likewise.
4153 (set_mem_attrs_for_spill): Likewise.
4154 (set_mem_addr_space): New function.
4155 * emit-rtl.h (set_mem_addr_space): Add prototype.
4156 * print-rtl.c (print_rtx): Print address space memory attribute.
4157 * expr.c (expand_assignment): Set address space memory attribute
4158 of generated MEM RTXes as appropriate.
4159 (expand_expr_real_1): Likewise.
4160 * cfgexpand.c (expand_debug_expr): Likewise.
4161 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
4163 * tree.h (struct tree_base): Add address_space bitfield. Reduce
4164 size of "spare" bitfield.
4165 (TYPE_ADDR_SPACE): New macro.
4166 (ENCODE_QUAL_ADDR_SPACE): Likewise.
4167 (DECODE_QUAL_ADDR_SPACE): Likewise.
4168 (CLEAR_QUAL_ADDR_SPACE): Likewise.
4169 (KEEP_QUAL_ADDR_SPACE): Likewise.
4170 (TYPE_QUALS): Encode type address space.
4171 (TYPE_QUALS_NO_ADDR_SPACE): New macro.
4172 * tree.c (set_type_quals): Set type address space.
4173 (build_array_type): Inherit array address space from element type.
4174 * print-tree.c (print_node_brief): Print type address space.
4175 (print_node): Likewise.
4176 * tree-pretty-print.c (dump_generic_node): Likewise.
4178 * explow.c (memory_address): Rename to ...
4179 (memory_address_addr_space): ... this. Add ADDRSPACE argument.
4180 Use address-space aware variants of memory address routines.
4181 * recog.c (memory_address_p): Rename to ...
4182 (memory_address_addr_space_p): ... this. Add ADDSPACE argument.
4183 Use address-space aware variants of memory address routines.
4184 (offsettable_address_p): Rename to ...
4185 (offsettable_address_addr_space_p): ... this. Add ADDRSPACE argument.
4186 Use address-space aware variants of memory address routines.
4187 * reload.c (strict_memory_address_p): Rename to ...
4188 (strict_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
4189 Use address-space aware variants of memory address routines.
4190 (maybe_memory_address_p): Rename to ...
4191 (maybe_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
4192 Use address-space aware variants of memory address routines.
4193 * expr.h (memory_address_addr_space): Add prototype.
4194 (memory_address): Define as macro.
4195 * recog.h (memory_address_addr_space_p): Add prototype.
4196 (memory_address_p): Define as macro.
4197 (offsettable_address_addr_space_p): Add prototype.
4198 (offsettable_address_p): Define as macro.
4199 (strict_memory_address_addr_space_p): Add prototype.
4200 (strict_memory_address_p): Define as macro.
4202 * combine.c (find_split_point): Use address-space aware variants
4203 of memory address routines.
4204 * emit-rtl.c (operand_subword): Likewise.
4205 (change_address_1): Likewise.
4206 (adjust_address_1): Likewise.
4207 (offset_address): Likewise.
4208 * expr.c (emit_move_insn): Likewise.
4209 (expand_assignment): Likewise.
4210 (expand_expr_real_1): Likewise.
4211 * recog.c (verify_changes): Likewise.
4212 (general_operand): Likewise.
4213 (offsettable_memref_p): Likewise.
4214 (offsettable_nonstrict_memref_p): Likewise.
4215 (constrain_operands): Likewise.
4216 * reload.c (get_secondary_mem): Likewise.
4217 (find_reloads_toplev): Likewise.
4218 (find_reloads_address): Likewise.
4219 (find_reloads_subreg_address): Likewise.
4220 * reload1.c (reload): Likewise.
4221 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
4222 * rtl.h (address_cost): Add ADDRSPACE argument.
4223 * rtlanal.c (address_cost): Add ADDRSPACE argument. Use address-space
4224 aware variant of memory address routines.
4225 * loop-invariant.c (create_new_invariant): Update address_cost call.
4226 * tree-ssa-loop-ivopts.c (computation_cost): Likewise.
4227 * fwprop.c (should_replace_address): Add ADDRSPACE argument.
4228 Use address-space aware variant of memory address routines.
4229 (propagate_rtx_1): Update call to should_replace_address.
4230 * tree-flow.h (multiplier_allowed_in_address_p): Add ADDRSPACE
4232 * tree-ssa-loop-ivopts.c (multiplier_allowed_in_address_p): Add
4233 ADDRSPACE argument. Use per-address-space instead of global cache.
4234 Use address-space aware variant of memory address routines.
4235 (get_address_cost): Likewise.
4236 (get_computation_cost_at): Update calls.
4237 * tree-ssa-address.c (valid_mem_ref_p): Add ADDRSPACE argument.
4238 Use address-space aware variant of memory address routines.
4239 (create_mem_ref_raw): Update call to valid_mem_ref_p.
4240 (most_expensive_mult_to_index): Update call to
4241 multiplier_allowed_in_address_p.
4243 * dwarf2out.c (modified_type_die): Output DW_AT_address_class
4244 attribute to indicate named address spaces.
4246 * varasm.c (get_variable_section): DECLs in named address spaces
4249 * reload.c (find_reloads_address): Do not use LEGITIMIZE_RELOAD_ADDRESS
4250 for addresses in a non-generic address space.
4252 * expr.c (emit_block_move_hints): Do not use libcalls for
4253 memory in non-generic address spaces.
4254 (clear_storage_hints): Likewise.
4255 (expand_assignment): Likewise.
4257 * fold-const.c (operand_equal_p): Expressions refering to different
4258 address spaces are not equivalent.
4260 * rtl.c (rtx_equal_p_cb): MEMs refering to different address
4261 spaces are not equivalent.
4262 (rtx_equal_p): Likewise.
4263 * cse.c (exp_equiv_p): Likewise.
4264 * jump.c (rtx_renumbered_equal_p): Likewise.
4265 * reload.c (operands_match_p): Likewise.
4267 * alias.c (nonoverlapping_memrefs_p): MEMs refering to different
4268 address spaces may alias.
4269 (true_dependence): Likewise.
4270 (canon_true_dependence): Likewise.
4271 (write_dependence_p): Likewise.
4273 * dse.c (canon_address): Handle named address spaces.
4274 * ifcvt.c (noce_try_cmove_arith): Likewise.
4276 * tree.def (ADDR_SPACE_CONVERT_EXPR): New tree code.
4277 * expr.c (expand_expr_real_2): Expand ADDR_SPACE_CONVERT_EXPR.
4278 * convert.c (convert_to_pointer): Generate ADDR_SPACE_CONVERT_EXPR
4279 to handle conversions between different address spaces.
4280 * fold-const.c (fold_convert_loc): Likewise.
4281 (fold_unary_loc): Handle ADDR_SPACE_CONVERT_EXPR.
4282 * tree-pretty-print.c (dump_generic_node): Likewise.
4283 * gimple-pretty-print.c (dump_unary_rhs): Likewise.
4284 * tree-cfg.c (verify_gimple_assign_unary): Likewise.
4285 * tree-inline.c (estimate_operator_cost): Likewise.
4286 * tree-ssa.c (useless_type_conversion_p): Conversions between pointers
4287 to different address spaces are not useless.
4289 2009-10-26 Jakub Jelinek <jakub@redhat.com>
4292 * cfgcleanup.c (trivially_empty_bb_p): New function.
4293 (try_optimize_bb): Use it instead of checking BB_HEAD == BB_END.
4296 * dwarf2out.c (add_pubname, add_pubtype, generic_parameter_die,
4297 add_name_and_src_coords_attributes, gen_namespace_die,
4298 dwarf2out_set_name): Handle dwarf2_name returning NULL.
4300 2009-10-26 Nick Clifton <nickc@redhat.com>
4302 * config.gcc: Add support for RX target.
4303 * config/rx: New directory.
4304 * config/rx/constraints.md: New file.
4305 * config/rx/predicates.md: New file.
4306 * config/rx/rx.c: New file.
4307 * config/rx/rx.h: New file.
4308 * config/rx/rx.md: New file.
4309 * config/rx/rx.opt: New file.
4310 * config/rx/rx-protos.h: New file.
4311 * config/rx/t-rx: New file.
4312 * doc/extend.texi: Document RX function attributes.
4313 * doc/invoke.texi: Document RX specific command line options.
4314 * doc/contrib.texi: Document RX contribution.
4315 * doc/md.texi: Document RX constraints.
4316 * doc/install.texi: Document RX support.
4318 2009-10-26 Michael Matz <matz@suse.de>
4320 PR tree-optimization/41783
4321 * tree-ssa-alias.c (get_continuation_for_phi): Export, add a special
4322 case for simple diamonds.
4323 * tree-ssa-alias.h (get_continuation_for_phi): Declare.
4324 * tree-ssa-pre.c (translate_vuse_through_block): Add same_valid
4325 argument, use alias oracle to skip some vdefs.
4326 (phi_translate_1): Change call to above, don't allocate new
4327 value ids if they can stay the same.
4328 (compute_avail): Allow vuse walking when looking up references.
4330 2009-10-26 Richard Guenther <rguenther@suse.de>
4332 PR tree-optimization/41826
4333 * tree-ssa-structalias.c (get_constraint_for_ptr_offset): Avoid
4334 access to re-allocated vector fields.
4336 2009-10-26 Richard Guenther <rguenther@suse.de>
4338 * graphite-sese-to-poly.c (check_poly_representation): Fix
4339 compile without checking.
4341 2009-10-26 Janus Weil <janus@gcc.gnu.org>
4344 * gimple.h (tree_annotate_all_with_location): Remove prototype.
4345 * gimplify.c (tree_should_carry_location_p,
4346 tree_annotate_one_with_location,tree_annotate_all_with_location):
4347 Remove obsolete functions.
4349 2009-10-25 Kaz Kojima <kkojima@gcc.gnu.org>
4352 * config/sh/sh.md (stuff_delay_slot): Don't set T_REG in pattern.
4354 2009-10-25 Richard Guenther <rguenther@suse.de>
4356 * lto-streamer-in.c (unpack_ts_decl_common_value_fields):
4357 Stream DECL_RESTRICTED_P.
4358 * lto-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
4360 2009-10-25 Richard Sandiford <rdsandiford@googlemail.com>
4362 * config/mips/mips.c (mips_restore_gp_from_cprestore_slot): Emit
4363 a note when expanding to nothing.
4365 2009-10-25 Richard Guenther <rguenther@suse.de>
4368 * tree.c (find_decls_types_r): Deal with Java overloading
4369 BINFO_VIRTUALS for its own purpose.
4371 2009-10-24 Adam Nemet <anemet@caviumnetworks.com>
4373 * config/mips/predicates.md (hilo_operand): New predicate.
4374 * config/mips/mips.md (<u>mulsidi3_64bit): Change it to a
4375 define_insn. Correct !ISA_HAS_EXT_INS length from 24 to 28. Move
4376 splitter part from here ...:
4377 (<u>mulsidi3_64bit splitter for !ISA_HAS_EXT_INS): ... to here. Swap
4378 op0 and op4 to match the DINS case.
4379 (<u>mulsidi3_64bit splitter for ISA_HAS_EXT_INS): New splitter.
4381 2009-10-24 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
4384 * avr.md (QIDI): Add new mode iterator.
4385 (sbrx_branch<mode>): Create new zero extract bit, test and jump
4386 patterns for all QI thru DI modes combinations.
4387 (sbrx_and_branch<mode>): Create new and based bit test and jump
4388 patterns for QI thru SI modes.
4389 avr.c (avr_out_sbxx_branch): Use only bit number.
4391 2009-10-24 Jan Hubicka <jh@suse.cz>
4393 * ipa-reference.c (check_call): Noreturn notrhow calls do not write
4395 (analyze_function): When analyzing noreturn nothrow call, do not
4396 compute written stats; free bitmaps of vars early if possible.
4397 (generate_summary): Only update bitmaps if computed.
4398 (propagate): Only dump bitmaps if computed.
4399 (ipa_reference_read_summary): Fix pasto.
4401 2009-10-24 Eric Botcazou <ebotcazou@adacore.com>
4403 * tree-ssa-alias.c (nonaliasing_component_refs_p): Rename into...
4404 (aliasing_component_refs_p): ...this. Return true if there is no
4405 common base and the base access types have the same alias set.
4406 (indirect_ref_may_alias_decl_p): Adjust for above renaming.
4407 (indirect_refs_may_alias_p): Likewise.
4409 2009-10-23 Joseph Myers <joseph@codesourcery.com>
4412 * c-typeck.c (c_finish_stmt_expr): Do not wrap error_mark_node in
4413 a C_MAYBE_CONST_EXPR.
4415 2009-10-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4418 * config/rs6000/rs6000.c (struct machine_function): Add
4419 vsx_or_altivec_used_p to record if vector types are used.
4420 (rs6000_expand_to_rtl_hook): Rename from
4421 rs6000_alloc_sdmode_stack_slot. If VSX, check to see if there are
4422 any vector operations, so if there are, we can set VRSAVE to
4423 non-zero when only floating point vector registers are used.
4424 (TARGET_EXPAND_TO_RTL_HOOK): Use rs6000_expand_to_rtl_hook.
4425 (rs6000_check_vector_mode): Inner function to check if vector
4426 types are used in the code.
4427 (compute_vrsave_mask): If VSX, make sure VRSAVE is non-zero if
4428 vector instructions are used.
4430 * config/rs6000/rs6000.h (HARD_REGNO_CALL_PART_CLOBBERED):
4431 Indicate that VSX registers which overlap floating point
4432 registers, can't be used across a call, since the ABI only states
4433 the scalar part of the register will be saved and restored.
4435 2009-10-23 Joseph Myers <joseph@codesourcery.com>
4438 * alias.c (get_alias_set): Call langhook before returning 0 for
4439 types with structural equality.
4440 * c-common.c (c_common_get_alias_set): Use alias set of element
4441 type for arrays with structural comparison.
4443 2009-10-23 Richard Guenther <rguenther@suse.de>
4446 * cfgexpand.c (expand_call_stmt): Use gimple_has_side_effects and
4447 gimple_call_nothrow_p.
4449 2009-10-23 Richard Guenther <rguenther@suse.de>
4451 PR tree-optimization/41778
4452 * tree-ssa-pre.c (do_regular_insertion): Only insert if a
4453 redundancy along a path in the CFG we want to optimize for speed
4454 is going to be removed.
4455 (execute_pre): Do partial-PRE only if the function is to be
4456 optimized for speed.
4457 (gate_pre): Do not turn off all of PRE when not optimizing a
4460 2009-10-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4462 * builtins.c (fold_builtin_cabs): Use validate_arg().
4463 (fold_builtin_cexp): Fix if-logic.
4464 (fold_builtin_1): Check subtype for BUILT_IN_CIMAG.
4466 2009-10-22 Jeff Law <law@redhat.com>
4468 * ira-lives.c (process_single_reg_class_operands): Update the
4469 hard reg costs for all the hard registers desired by the
4470 single reg class operand.
4472 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
4474 * simplify-rtx.c (simplify_replace_fn_rtx): Add a fallback case
4475 for rtxes that aren't handled specially.
4477 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
4479 * rtl.h (shallow_copy_rtvec): Declare.
4480 * rtl.c (shallow_copy_rtvec): New function.
4481 * cselib.c (cselib_subst_to_values): Use it. Only modify an
4482 rtx field if the subrtx has changed.
4484 2009-10-22 Anatoly Sokolov <aesok@post.ru>
4486 * config/m32c/m32c.c (m32c_function_value_regno_p): New function.
4487 (m32c_function_value): Make static, add new 'outgoing' argument.
4488 (m32c_libcall_value): Make static, add new 'fun' argument.
4489 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
4490 * config/m32c/m32c.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
4491 (FUNCTION_VALUE_REGNO_P): Redefine, use m32c_function_value_regno_p.
4492 * config/m32c/m32c-protos.h (m32c_function_value_regno_p): Declare.
4493 (m32c_function_value, m32c_libcall_value): Delete declaration.
4495 2009-10-22 Diego Novillo <dnovillo@google.com>
4497 * Makefile.in (PLUGIN_HEADERS): Add output.h and IPA_UTILS_H.
4499 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
4501 * tree-cfg.c (gimple_duplicate_sese_tail): Fix typos/indentation/white
4504 2009-10-22 Richard Guenther <rguenther@suse.de>
4506 * lto-streamer.h (lto_symtab_merge_cgraph_nodes): Declare.
4507 * lto-symtab.c (struct lto_symtab_entry_def): Add node member.
4508 (lto_symtab_merge): Do not merge cgraph nodes here.
4509 (lto_symtab_resolve_can_prevail_p): Simplify.
4510 (lto_symtab_resolve_symbols): Store cgraph node.
4511 (lto_symtab_merge_decls_1): Simplify. Do not drop non-prevailing
4512 functions from the symtab.
4513 (lto_symtab_merge_cgraph_nodes_1): New function.
4514 (lto_symtab_merge_cgraph_nodes): Likewise.
4516 2009-10-22 Richard Guenther <rguenther@suse.de>
4519 * lto-streamer-out.c (lto_output_location): Stream the
4521 * lto-streamer-in.c (lto_input_location): Likewise.
4523 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
4525 * cfgloopmanip.c (duplicate_subloops): Export.
4526 * tree-parloops.c (loop_parallel_p): Dump if loop is innermost.
4527 (transform_to_exit_first_loop): Duplicate bbs starting from
4528 header up to loop->latch instead of exit->src.
4529 Initialize control variable to the correct number of iterations.
4530 (gather_scalar_reductions): Do not register double reductions.
4531 (parallelize_loops): Dump which loop is tested.
4532 Indicate whether the parallelized loop is inner or not.
4533 Remove the innermost-loop requirement.
4534 * cfgloop.h (duplicate_subloops): Export.
4535 * tree-cfg.c (add_phi_args_after_redirect): New function.
4536 (gimple_duplicate_sese_tail): Remove the no-subloops constraint.
4537 Call duplicate_subloops.
4538 Update number of iterations at the exit condition.
4539 Don't redirect nexits always to the loop exit.
4540 Redirect copied edges from latch to the loop exit.
4542 2009-10-22 Jan Hubicka <jh@suse.cz>
4544 * ipa-cp.c (ipcp_read_summary): Remove now invalid FIXME and
4546 * ipa-inline.c (cgraph_mark_inline_edge,
4547 cgraph_decide_inlining_of_small_function,
4548 cgraph_decide_inlining, inline_read_summary): Disable indirect
4549 inlining for WPA for time being.
4551 PR tree-optimize/40556
4552 * ipa-inline.c (cgraph_early_inlining): Fix iterations condition.
4554 2009-10-22 Richard Guenther <rguenther@suse.de>
4556 * lto-streamer.h (lto_symtab_clear_resolution): Remove.
4557 * lto-symtab.c (lto_symtab_clear_resolution): Likewise.
4559 2009-10-22 Jan Hubicka <jh@suse.cz>
4562 * ipa-reference.c (has_proper_scope_for_analysis): Add fixme about
4564 (check_call): Handle only indirect calls.
4565 (propagate_bits): Update comment.
4566 (write_node_summary_p): Turn bogus check to assert.
4567 (ipa_reference_write_summary): Stream calls_read_all properly.
4568 (ipa_reference_read_summary): Stream in calls_read_all properly.
4569 (read_write_all_from_decl): New function.
4570 (propagate): Handle OVERWRITABLE nodes and external calls here.
4571 * ipa-pre-const.c (check_call): In IPA mode handle indirect
4573 (analyze_function): Do not check visibility here.
4574 (add_new_function): We summary OVERWRITABLE too.
4575 (generate_summary): Stream OVERWRITABLE nodes too.
4576 (propagate): Handle external calls and OVERWRITABLE nodes here.
4577 (local_pure_const): Check visibility here.
4579 2009-10-22 Jan Hubicka <jh@suse.cz>
4581 * ipa-cp.c (ipcp_write_summary, ipcp_read_summary): New functions.
4582 (pass_ipa_cp): Register them.
4583 (ipcp_init_stage): Analyze all functions for whopr/lto.
4584 (ipcp_propagate_stage): Skip external calls.
4585 (ipcp_iterate_stage): Call ipa_update_after_lto_read if needed.
4586 * ipa-reference.c (write_node_summary_p): Fix thinko about
4588 * cgraphunit.c (ipa_passes): When in lto, ne er produce new summaries;
4589 when in ltrans, skip executing of ipa passes since everything
4590 should've been done.
4591 * ipa-inline.c (cgraph_decide_inlining): Remove FIXMEs.
4592 (inline_generate_summary): Likewise.
4593 (inline_read_summary): New function.
4594 (inline_write_summary): New function.
4595 (pass_ipa_inline): Register new hooks.
4596 * ipa-prop.c: Inlcude lto-streamer.h
4597 (ipa_edge_args_vector): Update declaration.
4598 (ipa_count_arguments, ipa_compute_jump_functions,
4599 ipa_free_edge_args_substructures): Move ipa_edge_args_vector into ggc.
4600 (ipa_write_jump_function, ipa_read_jump_function, ipa_write_node_info,
4601 ipa_read_node_info): New static functions.
4602 (ipa_prop_write_jump_functions, ipa_prop_read_jump_functions): Update.
4603 (duplicate_array): Use xmalloc.
4604 (duplicate_ggc_array): New.
4605 (ipa_edge_duplication_hook): Use it.
4606 (ipa_update_after_lto_read): New function.
4607 * ipa-prop.h (ipa_prop_write_jump_functions,
4608 ipa_prop_read_jump_functions): Declare.
4609 (ipa_pass_through_data, ipa_ancestor_jf_data, ipa_member_ptr_cst,
4610 jump_func_value, ipa_member_ptr_cst, ipa_edge_args): Add GTY markers.
4611 (ipa_edge_args_vector): Move into GGC.
4612 (ipa_check_create_edge_args): Update.
4613 (ipa_update_after_lto_read): New.
4614 * passes.c (ipa_write_summaries_1): When in wpa, do not write
4616 (ipa_read_summaries): When in ltrans, so not read summaries.
4617 * lto-streamer.c (lto_get_section_name): Add
4618 LTO_section_jump_functions.
4619 * lto-streamer.h (LTO_section_jump_functions): New section.
4620 (produce_asm): Declare.
4621 * lto-cgraph.c (output_cgraph): Output edges in reverse order.
4622 * lto-streamer-out.c (produce_asm): Export.
4623 * lto-streamer-in.c: Include tree-pass.h
4624 (input_function): Free dominance info when done.
4625 (lto_read_body): Push ipa_inline in ltrans stage.
4626 * gengtype.c (open_base_files): Add ipa-prop.h into includes.
4627 * Makefile.in (GTFILES): Add ipa-prop.h
4629 2009-10-22 Matthias Klose <doko@ubuntu.com>
4631 * doc/install.texi: Document --enable-browser-plugin.
4633 2009-10-21 Vladimir Makarov <vmakarov@redhat.com>
4635 * doc/invoke.texi (fira-loop-pressure): Update default value.
4636 * opts.c (decode_options): Remove default value setting for
4637 flag_ira_loop_pressure.
4638 * config/ia64/ia64.c (ia64_override_options): Set
4639 flag_ira_loop_pressure up for -O3.
4640 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
4642 2009-10-21 Sebastian Pop <sebastian.pop@amd.com>
4644 PR tree-optimization/41497
4645 * tree-scalar-evolution.c (analyze_evolution_in_loop): Return
4646 chrec_dont_know if the evolution function returned by follow_ssa_edge
4647 is constant in the analyzed loop and is not compatible with the
4648 initial value before the loop.
4649 * tree-chrec.h (no_evolution_in_loop_p): Call STRIP_NOPS.
4651 2009-10-21 Joseph Myers <joseph@codesourcery.com>
4653 * config/sh/sh.c (nonpic_symbol_mentioned_p): Allow UNSPEC_TPOFF.
4655 2009-10-21 Jakub Jelinek <jakub@redhat.com>
4658 * doc/invoke.texi: Document -print-multi-os-directory.
4660 2009-10-21 Jack Howarth <howarth@bromo.med.uc.edu>
4663 * gcc/config/darwin10.h: Use default_emit_unwind_label.
4664 * gcc/config/darwin.c: Disable -freorder-blocks-and-partition
4665 when darwin_emit_unwind_label is used.
4667 2009-10-21 Eric Botcazou <ebotcazou@adacore.com>
4669 * tree-vect-stmts.c (exist_non_indexing_operands_for_use_p): Tweak
4672 2009-10-20 Richard Henderson <rth@redhat.com>
4674 * tree-eh.c (lower_try_finally_copy): Do lower_eh_constructs_1
4675 before emit_post_landing_pad.
4677 2009-10-20 Adam Nemet <anemet@caviumnetworks.com>
4679 * config/mips/mips.c (mips_binary_cost): Add new argument speed.
4680 Use when calling rtx_costs.
4681 (mips_rtx_costs): Fix formatting. Use argument speed rather than the
4682 global optimize_size. Pass speed to mips_binary_cost.
4684 2009-10-20 Jakub Jelinek <jakub@redhat.com>
4686 * config/rs6000/rs6000.c (def_builtin): Set TREE_READONLY instead
4689 2009-10-20 Richard Sandiford <rdsandiford@googlemail.com>
4691 * rtl.h (simplify_replace_fn_rtx): Declare.
4692 (wrap_constant, unwrap_constant): Delete.
4693 * cfgexpand.c (unwrap_constant, wrap_constant): Delete.
4694 (expand_debug_expr): Don't call wrap_constant.
4695 * combine.c (rtx_subst_pair): Only define for AUTO_INC_DEC.
4696 (auto_adjust_pair): Fold into...
4697 (propagate_for_debug_subst): ...here. Only define for AUTO_INC_DEC.
4698 Just return a new value.
4699 (propagate_for_debug): Use simplify_replace_fn_rtx for AUTO_INC_DEC,
4700 otherwise use simplify_replace_rtx.
4701 * cselib.c (wrap_constant): Reinstate old definition.
4702 (cselib_expand_value_rtx_1): Don't wrap constants.
4703 * gcse.c (try_replace_reg): Don't use copy_rtx in the call to
4704 simplify_replace_rtx.
4705 (bypass_block): Fix formatting in calls to simplify_replace_rtx.
4706 * reload1.c (reload): Skip all uses for an insn before adjusting it.
4707 Use simplify_replace_rtx.
4708 * simplify-rtx.c (simplify_replace_fn_rtx): New function,
4710 (simplify_replace_rtx): ...here. Turn into a wrapper for
4711 simplify_replace_fn_rtx.
4712 (simplify_unary_operation): Don't unwrap CONSTs.
4713 * var-tracking.c (check_wrap_constant): Delete.
4714 (vt_expand_loc_callback): Don't call it.
4715 (vt_expand_loc): Likewise.
4717 2009-10-20 Pascal Obry <obry@adacore.com>
4718 Eric Botcazou <ebotcazou@adacore.com>
4720 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Add enclosing parens.
4722 2009-10-20 Michael Matz <matz@suse.de>
4724 * loop-invariant.c (create_new_invariant): Use different magic number.
4726 2009-10-20 Richard Earnshaw <rearnsha@arm.com>
4729 * arm.c (arm_override_options): Forcibly disable hot/cold block
4732 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
4735 * haifa-sched.c (try_ready): Skip debug deps updating speculation
4738 2009-10-20 Richard Guenther <rguenther@suse.de>
4740 * ggc-page.c: Include cfgloop.h.
4741 (struct max_alignment): Drop long double, add void *.
4742 (extra_order_size_table): Add low non-power-of-two multiples
4743 of MAX_ALIGNMENT. Drop small type-based entries, add
4744 tree_type, cgraph_node and loop.
4745 * alloc-pool.c (struct allocation_object_def): Drop long double
4748 2009-10-20 Jakub Jelinek <jakub@redhat.com>
4751 * loop-invariant.c (calculate_loop_reg_pressure): Don't count regs
4752 referenced just in DEBUG_INSNs.
4754 2009-10-20 Richard Guenther <rguenther@suse.de>
4757 * gimple.c (gimple_register_type): Make sure we register
4758 the types main variant first.
4760 2009-10-20 Richard Guenther <rguenther@suse.de>
4762 * gimple.c (gimple_types_compatible_p): Simplify. Move
4763 cheap checks before hashtable queries. Add checks for
4764 TYPE_NONALIASED_COMPONENT and DECL_NONADDRESSABLE_P.
4766 2009-10-20 Eric Botcazou <ebotcazou@adacore.com>
4768 * tree-sra.c (build_ref_for_offset_1) <RECORD_TYPE>: Skip fields
4769 without size or with size that can't be represented as a host integer.
4771 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
4773 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't regard
4774 the removal of a debug stmt as a significant change.
4776 2009-10-20 Wolfgang Gellerich <gellerich@de.ibm.com>
4778 * config/s390/s390.md: Added agen condition to operand
4779 forwarding bypasses. Added bypass for early address generation
4780 use of int results. Updated comments.
4782 2009-10-20 Stefan Dösinger <stefan@codeweavers.com>
4784 * config/i386/i386.c: Remove signal.h #include.
4786 2009-10-20 Jie Zhang <jie.zhang@analog.com>
4788 * simplify-rtx.c (simplify_const_unary_operation): Handle SS_ABS.
4789 * doc/rtl.texi: Document ss_abs.
4791 2009-10-19 Jakub Jelinek <jakub@redhat.com>
4793 * c-common.c (c_parse_error): Handle CPP_UTF8STRING.
4794 * c-lex.c (c_lex_with_flags): Likewise. Test C_LEX_STRING_NO_JOIN
4795 instead of C_LEX_RAW_STRINGS.
4796 (lex_string): Handle CPP_UTF8STRING.
4797 * c-parser.c (c_parser_postfix_expression): Likewise.
4798 * c-pragma.h (C_LEX_RAW_STRINGS): Rename to ...
4799 (C_LEX_STRING_NO_JOIN): ... this.
4801 2009-10-19 Anatoly Sokolov <aesok@post.ru>
4803 * config/cris/cris.c (cris_function_value, cris_libcall_value,
4804 cris_function_value_regno_p): New functions.
4805 (cris_promote_function_mode): Update comment.
4806 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
4807 * config/cris/cris.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
4808 (FUNCTION_VALUE_REGNO_P): Redefine, use cris_function_value_regno_p.
4809 * config/cris/cris-protos.h (cris_function_value_regno_p): Declare.
4811 2009-10-19 Jakub Jelinek <jakub@redhat.com>
4813 * unwind-dw2.c (execute_stack_op): Fix operand order for
4814 DW_OP_le, DW_OP_ge, DW_OP_lt and DW_OP_gt.
4816 2009-10-19 Eric Botcazou <ebotcazou@adacore.com>
4818 * gimple-low.c (struct lower_data): Add cannot_fallthru field.
4819 (lower_stmt) <GIMPLE_BIND>: Add comment.
4820 <GIMPLE_COND, GIMPLE_GOTO, GIMPLE_SWITCH>: Set cannot_fallthru to true
4822 <GIMPLE_RETURN>: Remove the statement if cannot_fallthru is set.
4823 Otherwise lower it and set cannot_fallthru to true.
4824 <GIMPLE_TRY>: Update cannot_fallthru for GIMPLE_TRY_FINALLY and return.
4825 <GIMPLE_CATCH, GIMPLE_EH_FILTER>: Set cannot_fallthru to false.
4826 <GIMPLE_CALL>: Set cannot_fallthru to false for BUILT_IN_SETJMP and
4827 to true for a noreturn call. Do not remove statements.
4828 <GIMPLE_OMP_PARALLEL, GIMPLE_OMP_TASK>: Set cannot_fallthru to false.
4829 Set cannot_fallthru to false on function exit.
4830 (gimple_stmt_may_fallthru) <GIMPLE_SWITCH>: Really return false.
4831 <GIMPLE_ASSIGN>: Remove.
4833 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4835 * config/s390/s390.c (s390_z10_optimize_cmp): Don't touch FP compares.
4837 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4839 * config/s390/s390.c (s390_z10_optimize_cmp): Use
4840 next/prev_active_insn to skip DEBUG_INSNs as well.
4842 2009-10-19 Joseph Myers <joseph@codesourcery.com>
4844 * config/arm/arm.c (output_move_neon): Use DImode in call to
4847 2009-10-19 Matthias Klose <doko@ubuntu.com>
4850 * config.gcc (arm*-*-linux-*eabi): Use config/t-slibgcc-libgcc.
4852 2009-10-19 Jakub Jelinek <jakub@redhat.com>
4854 * cfgexpand.c (expand_debug_expr): Fail if bitpos < 0 for non-MEM op0.
4856 2009-10-17 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
4859 * optabs.c (expand_binop): Make mode of shift count expression mode
4860 of shift count not target.
4863 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
4865 * tree-nested.c (convert_nonlocal_reference_stmt) <GIMPLE_COND>: New
4866 case. Force using values to replace references within the statement.
4867 (convert_local_reference_stmt): Likewise.
4869 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
4871 * gimple-low.c (lower_stmt) <GIMPLE_CALL>: If the call is noreturn,
4872 remove a subsequent GOTO or RETURN statement.
4874 2009-10-17 Andy Hutchinson <hutchinsonandy@aim.com>
4876 * config/avr.md (*movqi): Add zero as equally preferable constraint
4877 as general register.
4880 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
4882 * print-tree.c (print_node): Fix string for DECL_STRUCT_FUNCTION.
4884 2009-10-17 Richard Guenther <rguenther@suse.de>
4886 * lto-streamer-in.c (lto_input_location): Try to reuse previous maps.
4888 2009-10-17 Richard Guenther <rguenther@suse.de>
4890 * lto-streamer-in.c (input_gimple_stmt): Fixup FIELD_DECL
4891 operands in COMPONENT_REFs.
4893 2009-10-17 Anatoly Sokolov <aesok@post.ru>
4895 * targhooks.c (default_libcall_value): Don't use LIBCALL_VALUE macro
4896 if not defined. Change type of second argument to const_rtx.
4897 (default_function_value): Call gcc_unreachable if FUNCTION_VALUE
4899 * targhooks.h (default_libcall_value): Update prototype.
4900 * target.h (struct gcc_target): Change type of second argument of
4901 libcall_value to const_rtx.
4902 * config/arm/arm.c (arm_libcall_value): Change type of second argument
4904 (arm_libcall_uses_aapcs_base): Change type of argument to const_rtx.
4905 * doc/tm.texi (TARGET_LIBCALL_VALUE): Revise documentation.
4907 2009-10-17 Jakub Jelinek <jakub@redhat.com>
4910 * debug.h (struct gcc_debug_hooks): Add assembly_start hook.
4911 * cgraphunit.c (cgraph_optimize): Call it.
4912 * dwarf2out.c (dwarf2out_init): Move .cfi_sections printing into...
4913 (dwarf2out_assembly_start): ... here. New hook.
4914 (dwarf2out_debug_hooks): Add dwarf2out_assembly_start.
4915 * debug.c (do_nothing_debug_hooks): Do nothing for assembly_start
4917 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
4918 * sdbout.c (sdb_debug_hooks): Likewise.
4919 * vmsdbgout.c (vmsdbg_debug_hooks): Add vmsdbgout_assembly_start.
4920 (vmsdbgout_assembly_start): New hook.
4922 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
4924 * rtl.h (RTL_LOCATION): Fix typo.
4926 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
4928 * print-rtl.c (print_rtx): Print locators in asm_operands
4931 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
4934 * sched-deps.c (depl_on_debug_p): New.
4935 (attach_dep_link): Reject debug deps before nondebug deps.
4936 (add_to_deps_list): Insert debug deps after nondebug deps.
4937 (sd_lists_empty_p): Stop at first nonempty list. Disregard debug
4939 (sd_add_dep): Do not reject debug deps.
4940 (add_insn_mem_dependence): Don't count debug deps.
4941 (remove_from_deps): Likewise.
4942 (sched_analyze_2): Set up mem deps on debug insns.
4943 (sched_analyze_insn): Record reg uses for deps on debug insns.
4944 * haifa-sched.c (schedule_insn): Reset deferred debug insn. Don't
4945 try_ready nondebug insn after debug insn.
4946 * ddg.c (create_ddg_dep_from_intra_loop_link,
4947 create_ddg_dep_no_link): Don't reject debug deps.
4949 2009-10-16 Richard Guenther <rguenther@suse.de>
4951 * lto-symtab.c (merge_incomplete_and_complete_type): Remove.
4952 (maybe_merge_incomplete_and_complete_type): Likewise.
4953 (lto_symtab_merge): Do not call them. Do not warn for
4954 complete vs. incomplete compatible types.
4955 (lto_symtab_merge_decls_2): Simplify.
4956 * gimple.c (gimple_force_type_merge): Remove.
4957 (gimple_types_compatible_p): Make it static.
4958 * gimple.h (gimple_force_type_merge): Remove.
4959 (gimple_types_compatible_p): Likewise.
4961 2009-10-16 Jakub Jelinek <jakub@redhat.com>
4963 * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTRACT>: Cast
4964 DWARF2_ADDR_SIZE to int to avoid signed vs. unsigned warnings.
4966 2009-10-16 Richard Guenther <rguenther@suse.de>
4968 PR tree-optimization/41728
4969 * tree-ssa-dom.c (optimize_stmt): Mark the stmt modified
4970 if fold_stmt did anything.
4972 2009-10-16 Richard Guenther <rguenther@suse.de>
4975 * lto-streamer-in.c (lto_input_tree_ref): Revert last change.
4976 (maybe_fixup_handled_component): New function.
4977 (input_gimple_stmt): Fixup mismatched decl replacements.
4979 2009-10-16 Richard Guenther <rguenther@suse.de>
4982 * lto-streamer-out.c (lto_output_tree_ref): Handle DEBUG_EXPR_DECL
4983 the same as VAR_DECL.
4985 2009-10-16 Richard Guenther <rguenther@suse.de>
4987 * gimple.c (iterative_hash_gimple_type): For integer types
4988 also hash their minimum and maximum values and the string flag.
4989 For array types hash their domain and the string flag.
4991 2009-10-16 Richard Guenther <rguenther@suse.de>
4993 * gimple.c (gimple_types_compatible_p): Restrict completing
4994 types to record or unions. Simplify completion.
4995 Do not merge records or unions with different
4996 TYPE_STRUCTURAL_EQUALITY_P tag.
4997 (iterative_hash_gimple_type): Restrict non-recursing into
4998 pointer targets for records and unions.
5000 2009-10-15 Jakub Jelinek <jakub@redhat.com>
5003 * cfgexpand.c (expand_debug_expr): Handle CONJ_EXPR.
5004 * dwarf2out.c (mem_loc_descriptor): Don't handle
5005 POST_INT/POST_DEC/POST_MODIFY like SUBREG. For SUBREG
5006 punt if it is not lowpart subreg or if inner mode isn't
5009 2009-10-16 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5011 * config/s390/s390.c (s390_z10_optimize_cmp): Skip notes when
5012 investigating previous or next insns.
5014 2009-10-16 Eric Botcazou <ebotcazou@adacore.com>
5016 * tree-sra.c (build_ref_for_offset_1): Update comment.
5018 2009-10-16 Wolfgang Gellerich <gellerich@de.ibm.com>
5020 * config/s390/s390.md (atype): Added missing values.
5022 2009-10-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5025 * pa.md (casesi): Use sign extended index in call to gen_casesi64p.
5026 (casesi64p): Update pattern to reflect above.
5028 2009-10-15 Steve Ellcey <sje@cup.hp.com>
5030 PR rtl-optimization/41697
5031 * sel-sched-ir.h (_eligible_successor_edge_p): Check successor count.
5033 2009-10-15 Michael Meissner <meissner@linux.vnet.ibm.com>
5036 * config/rs6000/predicates.md: Update copyright year.
5037 * config/rs6000/altivec.md: Ditto.
5039 * config/rs6000/t-rs6000 (TM_H): Add rs6000-builtin.def.
5040 (MD_INCLUDES): Add a2.md.
5042 * config/rs6000/rs6000.c (rs6000_builtin_decls): Change
5043 RS6000_BUILTIN_COUNT to MAX_RS6000_BUILTINS.
5044 (builtin_classify): New static vector to classify various builtins
5045 to get the tree attributes correct.
5046 (def_builtin): Set the attributes of builtins based on what the
5047 builtin does (i.e. memory operation, floating point, saturation
5048 need special attributes, others are pure functions).
5050 * config/rs6000/rs6000.h (enum rs6000_btc): New enum to classify
5052 (enum rs6000_builtins): Include rs6000-builtin.def to define the
5053 builtins. Change the end marker to MAX_RS6000_BUILTINS from
5054 RS6000_BUILTIN_COUNT.
5055 (rs6000_builtin_decls): Change RS6000_BUILTIN_COUNT to
5056 MAX_RS6000_BUILTINS.
5058 * config/rs6000/rs6000-builtin.def: New file that combines the
5059 builtin enumeration name and attributes.
5061 2009-10-15 H.J. Lu <hongjiu.lu@intel.com>
5063 * config/i386/linux.h (ASM_SPEC): Add --32.
5065 2009-10-15 Jakub Jelinek <jakub@redhat.com>
5067 * dwarf2out.c (dwarf_tag_name): Handle DW_TAG_rvalue_reference_type
5068 and DW_TAG_template_alias.
5069 (dwarf_attr_name): Handle DW_AT_main_subprogram,
5070 DW_AT_data_bit_offset, DW_AT_const_expr, DW_AT_enum_class,
5071 DW_AT_linkage_name, DW_AT_GNU_guarded_by, DW_AT_GNU_pt_guarded_by,
5072 DW_AT_GNU_guarded, DW_AT_GNU_pt_guarded, DW_AT_GNU_locks_excluded,
5073 DW_AT_GNU_exclusive_locks_required, DW_AT_GNU_shared_locks_required
5074 and DW_AT_GNU_odr_signature.
5075 (dwarf_form_name): Handle DW_FORM_sec_offset, DW_FORM_exprloc,
5076 DW_FORM_flag_present and DW_FORM_ref_sig8.
5077 (output_signature): Only print name on the first byte.
5078 (output_die): Likewise for dw_val_class_data8.
5080 2009-10-15 Alexander Monakov <amonakov@ispras.ru>
5082 * doc/invoke.texi: Clarify that most optimizations are not enabled
5085 2009-10-15 Richard Guenther <rguenther@suse.de>
5088 * gimple.c (compare_type_names_p): Handle anonymous names
5089 differently based on new mode argument.
5090 (gimple_types_compatible_p): For structs also compare the tags.
5091 (iterative_hash_type_name): Rename to ...
5092 (iterative_hash_name): ... this. Hash all names.
5093 (iterative_hash_gimple_type): Fix hashing the struct tag of
5094 pointer targets. Hash field decl names.
5096 2009-10-15 Richard Guenther <rguenther@suse.de>
5099 * gimple.c (gimple_get_alias_set): Avoid recursing on
5100 invalid type topology.
5102 2009-10-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
5104 * config/spu/spu.c (get_branch_target): Use extract_asm_operands.
5106 2009-10-15 Richard Guenther <rguenther@suse.de>
5108 * tree.c (free_lang_data_in_decl): Free DECL_FCONTEXT.
5110 2009-10-15 Jakub Jelinek <jakub@redhat.com>
5112 * config/rs6000/option-defaults.h (OPTION_DEFAULT_SPECS): Don't
5113 add --with-tune{,-32,-64} configured default for -mtune if explicit
5116 2009-10-14 Daniel Gutson <dgutson@codesourcery.com>
5118 * config/arm/neon.md (neon_vshll_n<mode>): Checking Bounds fixed.
5120 2009-10-14 DJ Delorie <dj@redhat.com>
5122 * config/h8300/h8300.c (F): New.
5124 (h8300_emit_stack_adjustment): Call them.
5126 (h8300_push_pop): Likewise.
5127 (h8300_expand_prologue): Likewise.
5128 * config/h8300/h8300.h (DWARF2_DEBUGGING_INFO): Define.
5129 (MUST_USE_SJLJ_EXCEPTIONS): Define.
5130 (INCOMING_RETURN_ADDR_RTX): Define.
5131 (INCOMING_FRAME_SP_OFFSET): Define.
5132 (DWARF_CIE_DATA_ALIGNMENT): Define.
5134 2009-10-14 Jakub Jelinek <jakub@redhat.com>
5136 * stor-layout.c (place_field): Don't emit -Wpadded warnings for
5137 fields in builtin structs.
5138 (finalize_record_size): Likewise.
5140 2009-10-14 Richard Guenther <rguenther@suse.de>
5142 * gimple.c (gtc_ob): New global.
5143 (struct type_pair_d): Replace pointers with type UIDs.
5144 (type_pair_hash): Adjust.
5145 (type_pair_eq): Likewise.
5146 (lookup_type_pair): Likewise. Allocate from an obstack.
5147 (gimple_force_type_merge): Adjust.
5148 (gimple_types_compatible_p): Likewise.
5149 (free_gimple_type_tables): Free the obstack.
5151 2009-10-14 Jakub Jelinek <jakub@redhat.com>
5153 * tree-parloops.c (separate_decls_in_region_debug_bind): Drop debug
5154 stmts setting DEBUG_EXPR_DECLs.
5156 * cfgexpand.c (expand_debug_expr): Ignore zero-length bitfields.
5157 Don't crash if mode1 is VOIDmode.
5159 2009-09-26 Vladimir Makarov <vmakarov@redhat.com>
5161 * params.def (PARAM_IRA_LOOP_RESERVED_REGS): New.
5162 * params.h (IRA_LOOP_RESERVED_REGS): New.
5163 * tree-pass.h (pass_subregs_of_mode_init,
5164 pass_subregs_of_mode_finish): Remove.
5165 * passes.c (pass_subregs_of_mode_init,
5166 pass_subregs_of_mode_finish): Remove.
5167 (pass_reginfo_init): Move before loop optimizations.
5168 * config/i386/i386.h (STACK_REG_COVER_CLASS): Define.
5169 * common.opt (fira-loop-pressure): New.
5170 * toplev.h (flag_ira_loop_pressure): New.
5171 * rtl.h (init_subregs_of_mode, finish_subregs_of_mode): New externals.
5172 * reginfo.c (init_subregs_of_mode, finish_subregs_of_mode):
5173 Make external and void type functions.
5174 (gate_subregs_of_mode_init, pass_subregs_of_mode_init,
5175 pass_subregs_of_mode_finish): Remove.
5176 * ira-costs.c (init_costs): Call init_subregs_of_mode.
5177 * regmove.c: Include ira.h.
5178 (regmove_optimize): Call ira_set_pseudo_classes after IRA based
5179 register pressure calculation in loops.
5180 * loop-invariant.c: Include REGS_H and ira.h.
5181 (struct loop_data): New members max_reg_pressure, regs_ref, and
5183 (struct invariant): New member orig_regno.
5184 (curr_loop): New variable.
5185 (find_exits): Initialize regs_ref and regs_live.
5186 (create_new_invariant): Initialize orig_regno.
5187 (get_cover_class_and_nregs): New.
5188 (get_inv_cost): Make aregs_needed an array. Use regs_needed as an
5189 array. Add code for flag_ira_loop_pressure.
5190 (gain_for_invariant): Make new_regs an array. Add code for
5191 flag_ira_loop_pressure.
5192 (best_gain_for_invariant): Ditto.
5193 (set_move_mark): New parameter gain. Use it for debugging output.
5194 (find_invariants_to_move): Make regs_needed and new_regs an array.
5195 Add code for flag_ira_loop_pressure.
5196 (move_invariant_reg): Set up orig_regno.
5197 (move_invariants): Set up reg classes for pseudos for
5198 flag_ira_loop_pressure.
5199 (free_loop_data): Clear regs_ref and regs_live.
5200 (curr_regs_live, curr_reg_pressure, regs_set, n_regs_set,
5201 get_regno_cover_class, change_pressure, mark_regno_live,
5202 mark_regno_death, mark_reg_store, mark_reg_clobber,
5203 mark_reg_death, mark_ref_regs, calculate_loop_reg_pressure): New.
5204 (move_loop_invariants): Calculate pressure. Initialize curr_loop.
5205 * ira.c (ira): Call ira_set_pseudo_classes after IRA based
5206 register pressure calculation in loops if new regs were added.
5207 Call finish_subregs_of_mode.
5208 * opts.c (decode_options): Set up flag_ira_loop_pressure.
5209 * Makefile.in (loop-invariant.o): Add ira.h.
5211 * doc/invoke.texi (-fira-loop-pressure, ira-loop-reserved-regs):
5213 * doc/tm.texi (STACK_REG_COVER_CLASS): Describe.
5215 2009-10-14 Richard Guenther <rguenther@suse.de>
5217 * lto-symtab.c (lto_symtab_compatible): Fold in ...
5218 (lto_symtab_merge): ... here. Rewrite both to take the
5219 prevailing and a to-be-merged entry and to queue diagnostics properly.
5220 (lto_symtab_resolve_replaceable_p): New predicate for
5222 (lto_symtab_resolve_can_prevail_p): Likewise.
5223 (lto_symtab_resolve_symbols): Rewrite. Fold in code that
5224 handles merging commons by choosing the largest decl. Fold
5225 in code that gives ODR errors.
5226 (lto_symtab_merge_decls_2): Simplify a lot. Emit queued
5228 (lto_symtab_merge_decls_1): Re-structure. Deal with the
5229 case of no prevailing decl here. Diagnose mismatches
5230 in object types here. Drop all but the prevailing decls.
5231 (lto_symtab_prevailing_decl): Return the single prevailing decl.
5232 * lto-streamer-in.c (lto_input_tree_ref): Deal with
5233 VIEW_CONVERT_EXPRs in decl slots. Unshare the tree in this case.
5235 2009-10-14 Richard Guenther <rguenther@suse.de>
5238 * lto-streamer-in.c (input_bb): Replace debug stmts with
5239 nops instead of dropping them.
5241 2009-10-14 Nick Clifton <nickc@redhat.com>
5243 * gcc/doc/extended.texi: Replace the dash character with @minus{}
5244 in situations where it is being used as a minus symbol.
5245 * gcc/doc/tm.texi: Likewise.
5246 * gcc/doc/md.texi: Likewise.
5248 2009-10-14 Jakub Jelinek <jakub@redhat.com>
5250 PR preprocessor/41543
5251 * input.h (BUILTINS_LOCATION): Change to 1 from 2.
5252 Assert BUILTINS_LOCATION < RESERVED_LOCATION_COUNT.
5253 * tree.c: Include intl.h.
5254 (expand_location): Handle BUILTINS_LOCATION.
5255 * Makefile.in (tree.o): Depend on intl.h.
5258 * dwarf2out.c (dwarf2out_var_location): Always clear
5259 last_postcall_label when changing last_label.
5261 2009-10-14 Pascal Obry <obry@adacore.com>
5263 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Add -E.
5264 (process_command): Handle -E as done with -c and -S. Do not add
5265 the target executable suffix to the output file when -E is used.
5266 (main): Adjust error message accordingly.
5268 2009-10-14 Alexandre Oliva <aoliva@redhat.com>
5274 * tree.c (tree_node_structure_for_code): DEBUG_EXPR_DECL uses
5276 (tree_code_size): Likewise.
5278 2009-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5280 * builtins.c (fold_builtin_1): Support complex "arc" functions.
5281 * real.h (HAVE_mpc_arc): Define.
5283 2009-10-14 Kaz Kojima <kkojima@gcc.gnu.org>
5285 * config/sh/sh.c (TARGET_BUILTIN_DECL): Define.
5286 (struct builtin_description): Add fndecl field.
5287 (bdesc): Remove const qualifier. Update initializer.
5288 (sh_media_init_builtins): Remove const qualifier for d. Record
5289 the result of add_builtin_function to the fndecl field.
5290 (sh_builtin_decl): New.
5291 (sh_media_builtin_decl): New.
5293 2009-10-14 Hans-Peter Nilsson <hp@axis.com>
5296 * config/cris/cris.h (SECONDARY_RELOAD_CLASS): Handle reload
5297 requests between special registers.
5299 2009-10-13 Eric Botcazou <ebotcazou@adacore.com>
5301 * dwarf2out.c (mem_loc_descriptor): Accept UNGT as well.
5303 2009-10-13 Richard Henderson <rth@redhat.com>
5305 PR tree-optimization/41377
5306 * tree-eh.c (unsplit_eh): Propagate degenerate PHIs.
5307 (cleanup_empty_eh_merge_phis): New change_region parameter;
5308 pass it on to redirect_eh_edge_1. Update callers.
5309 (cleanup_empty_eh_unsplit): Don't require an existing EH label
5310 at the destination block.
5312 2009-10-13 Basile Starynkevitch <basile@starynkevitch.net>
5314 * passes.c (register_pass): Replaced gcc_unreachable by
5315 fatal_error on failure. Mentions plugins in comments & messages.
5317 2009-10-13 Jakub Jelinek <jakub@redhat.com>
5320 * rtl.h (DEBUG_EXPR_TREE_DECL): Define.
5321 * sched-vis.c (print_value): Use it.
5322 * cselib.c (cselib_hash_rtx): Likewise.
5323 * print-rtl.c (print_rtx): Likewise.
5324 * cfgexpand.c (expand_debug_rtx): Likewise.
5325 * var-tracking.c (vt_expand_loc_callback): Likewise.
5327 2009-10-13 Richard Guenther <rguenther@suse.de>
5330 * opts.c (handle_option): Split out code to handle setting
5331 the options flag var ...
5332 (set_option): ... here.
5333 * opts.h (set_option): Declare.
5334 * lto-opts.c (register_user_option_p): Include -fexceptions
5335 and all position independent code variants.
5336 (handle_common_option): Remove.
5337 (lto_reissue_options): Use set_option.
5339 2009-10-13 Martin Jambor <mjambor@suse.cz>
5341 PR tree-optimization/41661
5342 * ipa-prop.c (compute_complex_pass_through): Allow only operations
5343 that are tcc_comparisons or do not change the type in any
5345 * ipa-cp.c (ipcp_lattice_from_jfunc): Request boolean type when
5346 folding tcc_comparison operations.
5348 2009-10-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5350 * config/s390/s390.c (s390_encode_section_info): Handle BLKmode
5353 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
5359 * tree.def (DEBUG_EXPR_DECL): New.
5360 * rtl.def (DEBUG_EXPR): New.
5361 * gengtype.c (adjust_field_rtx_def): Handle it.
5362 * tree-ssa.c (propagate_var_def_into_debug_stmts): Rename to...
5363 (insert_debug_temp_for_var_def): ... this. Drop support for
5364 moving. Take iterator for def stmt; insert debug stmt before it.
5365 Scan early for use count and kind in debug stmts.
5366 (propagate_defs_into_debug_stmts): Rename to...
5367 (insert_debug_temps_for_defs): ... this. Likewise.
5368 * tree.h (DEBUG_TEMP_UID): New.
5369 * tree.c (next_debug_decl_uid): New.
5370 (make_node_stat): Count debug decls separately.
5371 (copy_node_stat): Likewise.
5372 * cfgexpand.c (expand_debug_expr): Handle DEBUG_EXPR_DECL.
5373 * var-tracking.c (dv_is_decl_p): Recognize it.
5374 (VALUE_RECURSED_INTO): Apply to DEBUG_EXPRs too.
5375 (track_expr_p): Track expanded DEBUG_EXPR_DECLs.
5376 (vt_expand_loc_callback): Expand DEBUG_EXPRs.
5377 (emit_note_insn_var_location): Don't emit notes for DEBUG_EXPR_DECLs.
5378 * cselib.c (rtx_equal_for_cselib_p): Handle DEBUG_EXPR.
5379 (cselib_hash_rtx): Likewise.
5380 (cselib_expand_value_rtx_1): Use callback for DEBUG_EXPR.
5381 * tree-ssa-operands.c (get_expr_operands): Skip DEBUG_EXPR_DECLs in
5383 * emit-rtl.c (verify_rtx_sharing): Handle DEBUG_EXPR and VALUE.
5384 (copy_rtx_if_shared_1, reset_used_flags, set_used_flags): Likewise.
5385 * rtl.c (copy_rtx): Likewise.
5386 (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_EXPR.
5387 * print-rtl.c (print_rtx): Likewise.
5388 * sched-vis.c (print_value): Likewise.
5389 (print_insn): Handle DEBUG_EXPR_DECL.
5390 * tree-dump.c (dequeue_and_dump): Likewise.
5391 * tree-pretty-print.c (dump_decl_name, dump_generic_node): Likewise.
5392 * gimple-iterator (gsi_replace): Check for same lhs.
5393 (gsi_remove): Insert debug temps.
5394 * tree-ssa-loop-im.c (rewrite_reciprocal): Replace with same lhs.
5395 (move_computations_stmt): Drop explicit propagation into debug stmts.
5396 (rewrite_bittest): Likewise. Use gsi_remove for propagation.
5397 * tree-ssa-reassoc.c (rewrite_expr_tree, linearize_expr): Likewise.
5398 * tree-ssa-sink.c (statement_sink_location): Likewise.
5399 * tree-ssa-forwprop (forward_propagate_addr_expr): Likewise.
5400 * tree-ssanames.c (release_ssa_name): Adjust for rename.
5401 * tree-flow.h: Likewise.
5402 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Don't mark
5403 debug temps without values.
5404 (eliminate_unnecessary_stmts): Don't discard just-inserted
5407 2009-10-12 Hans-Peter Nilsson <hp@axis.com>
5410 * config/cris/cris.md (andu): Check that operand 1 is one of the
5411 general registers. Fix typo in head comment.
5413 2009-10-12 Stefan Dösinger <stefan@codeweavers.com>
5415 * config/i386/i386.md (vswapmov): New.
5416 * config/i386/i386.c (ix86_handle_fndecl_attribute): New.
5417 (ix86_function_ms_hook_prologue): New.
5418 (ix86_expand_prologue): Handle ms_hook_prologue attribute.
5419 * configure.ac: Test for swap suffix support in as.
5420 * configure: Rebuild.
5422 2009-10-12 Jakub Jelinek <jakub@redhat.com>
5425 * config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
5426 paradoxical subregs to prevent partial register stalls if the inner
5427 mode is integer mode.
5429 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
5431 * config/i386/i386.md (*setcc_<mode>_2): Remove insn pattern.
5433 2009-10-12 Dodji Seketeli <dodji@redhat.com>
5436 * gcc/dwarf2out.c (template_parameter_pack_die,
5437 gen_formal_parameter_pack_die): Use add_name_and_src_coords_attributes.
5439 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
5442 * tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
5444 (maybe_register_def): Likewise. Take stmt iterator.
5445 (rewrite_update_stmt): Take stmt iterator and pass it on.
5446 (rewrite_update_enter_block): Pass stmt iterator.
5448 2009-10-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
5450 * config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
5451 (spu_builtin_decl): New function.
5453 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
5455 * config/i386/i386.md (SWIM): New mode iterator.
5456 (mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
5457 using SWIM mode iterator.
5458 (x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
5459 patterns using SWI48 mode iterator.
5460 (*x86_mov<mode>cc_0_m1_se): Macroize insn from
5461 *x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
5462 (*x86_mov<mode>cc_0_m1_neg): New insn pattern.
5463 (*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
5464 patterns using SWI248 mode iterator.
5465 * config/i386/i386.c (ix86_expand_int_movcc): Update the call to
5466 gen_x86_movdicc_0_m1_rex64 for renamed function
5468 2009-10-11 Jose Ruiz <ruiz@adacore.com>
5469 Eric Botcazou <ebotcazou@adacore.com>
5472 * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
5473 * config/sparc/sol2-unwind.h: New file.
5475 2009-10-11 Olivier Hainque <hainque@adacore.com>
5476 Eric Botcazou <ebotcazou@adacore.com>
5479 * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
5480 * config/i386/sol2-unwind.h: New file.
5482 2009-10-11 H.J. Lu <hongjiu.lu@intel.com>
5485 * config/i386/i386.md (addsi_1_zext): Get the proper second
5488 2009-10-11 Richard Sandiford <rdsandiford@googlemail.com>
5490 * simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
5491 all OLD_RTXes, not just REGs. Use copy_rtx to create the
5494 2009-10-11 Richard Guenther <rguenther@suse.de>
5496 * gimple.c (iterative_hash_type_name): Do not handle special
5499 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
5501 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
5502 (*setcc_si_1_and): Ditto.
5503 (*setcc_si_1_movzbl): Ditto.
5504 (*setcc_<mode>_2): Ditto.
5505 (*setcc_qi): Rename from *setcc_1.
5506 (*setcc_qi_slp): Rename from *setcc_2.
5508 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
5509 (*zero_extendqisi2_movzbw_and splitter): Ditto.
5511 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
5512 "if" condition, there is already assert with reload_completed present.
5514 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
5516 * plugin.c (try_init_one_plugin): Improve constness of variable err.
5518 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
5520 * doc/install.texi (Final install): Refer to
5521 http://gcc.gnu.org/bugs/ for bug reporting.
5523 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
5525 * configure.ac: Add test for dci instruction.
5526 * configure: Regenerate.
5527 * config.in: Likewise.
5528 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
5529 * doc/invoke.texi: Add cpu_type 476 and 476fp.
5530 (-mmulhw): Add 476 to description.
5531 (-mdlmzb): Likewise.
5532 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
5533 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
5534 (processor_target_table): Add 476 and 476fp entries.
5535 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
5536 (rs6000_issue_rate): Add CPU_PPC476.
5537 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
5538 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
5539 (processor_type): Add PROCESSOR_PPC476.
5540 (EXTRA_SPECS): Add asm_cpu_476 string.
5541 * config/rs6000/rs6000.md (define_attr "type"): Add isel attribute.
5542 (define_attr "cpu"): Add ppc476.
5544 Update comments for 476.
5545 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
5546 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
5547 Update copyright year.
5548 * config/rs6000/476.md: New file.
5549 * config/rs6000/40x.md: Add description for "isel" attribute.
5550 Update copyright year.
5551 * config/rs6000/440.md: Likewise.
5552 * config/rs6000/603.md: Likewise.
5553 * config/rs6000/6xx.md: Likewise.
5554 * config/rs6000/7450.md: Likewise.
5555 * config/rs6000/7xx.md: Likewise.
5556 * config/rs6000/8540.md: Likewise.
5557 * config/rs6000/cell.md: Likewise.
5558 * config/rs6000/e300c2c3.md: Likewise.
5559 * config/rs6000/e500mc.md: Likewise.
5560 * config/rs6000/mpc.md: Likewise.
5561 * config/rs6000/power4.md: Likewise.
5562 * config/rs6000/power5.md: Likewise.
5563 * config/rs6000/power6.md: Likewise.
5564 * config/rs6000/power7.md: Likewise.
5565 * config/rs6000/rios1.md: Likewise.
5566 * config/rs6000/rios2.md: Likewise.
5567 * config/rs6000/rs64.md: Likewise.
5569 2009-10-10 Richard Guenther <rguenther@suse.de>
5571 PR tree-optimization/41654
5572 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
5573 a cond expr before calling gimple_cond_set_condition_from_tree.
5574 (ifcombine_iforif): Likewise.
5576 2009-10-09 Ian Lance Taylor <iant@google.com>
5578 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
5579 * configure: Rebuild.
5581 2009-10-09 Neil Vachharajani <nvachhar@google.com>
5583 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
5586 2009-10-09 Richard Guenther <rguenther@suse.de>
5589 * target-def.h (TARGET_BUILTIN_DECL): Define.
5590 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
5591 * target.h (struct gcc_target): Add builtin_decl target hook.
5592 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
5593 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
5595 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
5596 not gcc_unreachable.
5597 (lto_output_builtin_tree): Sorry if the target does not support
5598 streaming target builtins.
5599 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
5600 (rs6000_builtin_decl): New function.
5601 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
5602 (ix86_builtin_decl): New function.
5604 2009-10-09 Jakub Jelinek <jakub@redhat.com>
5606 PR preprocessor/41445
5607 * c-ppoutput.c (do_line_change): New function.
5608 (cb_line_change): Use it.
5609 (scan_translation_unit): Call do_line_change if
5610 avoid_paste or PREV_WHITE and token location is on a different line
5611 than print.src_line.
5614 * dwarf2out.c (dwarf2out_init): Test whether
5615 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
5618 PR rtl-optimization/41646
5619 * calls.c (expand_call): For BLKmode types returned in registers
5620 avoid likely spilled hard regs in copy_blkmode_from_reg generated
5623 2009-10-09 Richard Guenther <rguenther@suse.de>
5625 PR tree-optimization/41634
5626 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
5627 we remove the correct elements.
5628 (optimize_stmt): Make sure to update stmt operands before
5629 optimizing redundancies.
5631 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5633 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
5635 2009-10-09 Richard Guenther <rguenther@suse.de>
5638 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
5640 (lto_wrapper_exit): New function.
5642 (fatal_perror): Likewise.
5643 (fork_execute): Use global args_name, do not free it.
5644 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
5645 * lto-streamer.h: Remove duplicate prototypes.
5647 2009-10-09 Richard Guenther <rguenther@suse.de>
5649 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
5650 before calling stmt_can_throw_external.
5652 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
5654 PR tree-optimization/40071
5655 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
5656 pointer if the original data reference doesn't conflict with the
5657 created vector data reference. Fix long line.
5659 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
5661 * config/i386/i386.md (any_div): New code iterator.
5662 (u): Handle div and udiv.
5664 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
5666 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
5667 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
5668 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
5669 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
5671 2009-10-08 Joseph Myers <joseph@codesourcery.com>
5673 * gcc.c (main): Remove trailing "." from diagnostics.
5675 2009-10-08 Cary Coutant <ccoutant@google.com>
5677 Add support for debugging with ICF (Identical Code Folding).
5678 * calls.c (debug.h): New #include.
5679 (emit_call_1): Call virtual_call_token debug hook.
5680 * common.opt (-fenable-icf-debug): New option.
5681 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
5682 locations in the source).
5683 (poc_label_num): New variable.
5684 (dcall_entry, vcall_entry): New typedefs.
5685 (dcall_table, vcall_table): New variables.
5686 (struct vcall_insn): New type.
5687 (vcall_insn_table): New variable.
5688 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
5689 (size_of_dcall_table): New function.
5690 (output_dcall_table): New function.
5691 (size_of_vcall_table): New function.
5692 (output_vcall_table): New function.
5693 (dwarf2out_direct_call): New function.
5694 (vcall_insn_table_hash): New function.
5695 (vcall_insn_table_eq): New function.
5696 (dwarf2out_virtual_call_token): New function.
5697 (dwarf2out_virtual_call): New function.
5698 (dwarf2out_init): Allocate new tables and sections.
5699 (prune_unused_types): Mark DIEs referenced from direct call table.
5700 (dwarf2out_finish): Output direct and virtual call tables.
5701 * final.c (final_scan_insn): Call direct_call and virtual_call
5703 * debug.h (struct gcc_debug_hooks): Add direct_call,
5704 virtual_call_token, virtual_call hooks.
5705 (debug_nothing_uid): New function.
5706 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
5707 (debug_nothing_uid): New function.
5708 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
5709 (xcoff_debug_hooks): Likewise.
5710 * sdbout.c (sdb_debug_hooks): Likewise.
5711 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
5712 * doc/invoke.texi (-fenable-icf-debug): New option.
5714 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
5717 * regmove.c (regmove_backward_pass): Replace src with dst in the
5718 debug insn, and check for dst before rather than after.
5720 2009-10-08 Janis Johnson <janis187@us.ibm.com>
5722 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
5723 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
5725 2009-10-08 Jan Hubicka <jh@suse.cz>
5728 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
5729 do not mark cgraph nodes as needed.
5730 (record_references_in_initializer): Add new only_vars parameter.
5731 * cgraph.h (record_references_in_initializer): New parameter.
5732 * varasm.c (assemble_variable): Update call.
5733 * varpool.c (varpool_analyze_pending_decls): Always look for
5736 2009-10-08 Anatoly Sokolov <aesok@post.ru>
5738 * config/avr/avr.c (last_insn_address) Remove variable.
5739 (expand_prologue): Don't initialise last_insn_address variable.
5740 (final_prescan_insn): Don't output insn size.
5741 * config/avr/avr.opt (msize): Remove switch.
5742 * doc/invoke.texi (AVR Options): Remove documentation of -msize
5745 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
5747 * combine.c (label_tick_ebb_start): Fix comment.
5748 (combine_instructions): Set label_tick and label_tick_ebb_start before
5749 calling setup_incoming_promotions. Start them from 1. Increment
5750 label_tick instead of deriving it from the BB index. Rather than
5751 comparing ticks use the block from the previous iteration to decide
5752 whether to start a new EBB. Remove empty lines before function.
5754 2009-10-08 Michael Matz <matz@suse.de>
5757 * builtins.c (fold_builtin_isascii): Use fold_build2.
5758 (fold_builtin_isdigit): Ditto.
5759 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
5760 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
5761 remove_useless_stmts_cond, remove_useless_stmts_tf,
5762 remove_useless_stmts_tc, remove_useless_stmts_bind,
5763 remove_useless_stmts_goto, remove_useless_stmts_label,
5764 remove_useless_stmts_1, remove_useless_stmts,
5765 pass_remove_useless_stmts): Remove.
5766 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
5767 * passes.c (init_optimization_passes): Don't add
5768 pass_remove_useless_stmts.
5769 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
5770 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
5772 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
5773 for static constants.
5774 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
5775 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
5777 2009-10-08 Richard Guenther <rguenther@suse.de>
5779 * gimple.c (free_gimple_type_tables): New function.
5780 * gimple.h (free_gimple_type_tables): Declare.
5782 2009-10-07 Mark Heffernan <meheff@google.com>
5784 * ipa-prop.c (ipa_print_node_params) Only print
5785 names of named arguments.
5787 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
5789 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
5790 being statically linked.
5792 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5794 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
5796 2009-10-08 Jan Hubicka <jh@suse.cz>
5799 * ipa.c (cgraph_externally_visible_p,
5800 function_and_variable_visibility,
5801 whole_program_function_and_variable_visibility): Skip non-finalized
5804 2009-10-08 Nick Clifton <nickc@redhat.com>
5806 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
5809 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
5812 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
5814 2009-10-07 Joseph Myers <joseph@codesourcery.com>
5817 * c-common.c (c_fully_fold_internal): Strip nops from the result
5818 of recursive calls to c_fully_fold_internal.
5819 (c_wrap_maybe_const): New.
5820 (c_save_expr): Use c_wrap_maybe_const.
5821 * c-common.h (c_wrap_maybe_const): Declare.
5822 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
5823 build_binary_op): Use c_wrap_maybe_const.
5825 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5827 * real.c: Fix comment to reflect actual exponent size.
5829 2009-10-08 Ben Elliston <bje@au.ibm.com>
5831 * config/rs6000/a2.md: Add FSF comment header.
5833 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
5835 * config/i386/i386.md (any_extend): New code iterator.
5836 (u, s): New code attributes.
5838 (DWIH): Rewrite as code iterator for SI and DI modes.
5839 (DWI): Rewrite as mode attribute.
5840 (dwi): New mode attribute.
5841 (di): Depend on SI mode and DI mode.
5842 (doubleint_general_operand): Remove mode attribute.
5844 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
5847 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
5848 (*sub<mode>3_doubleword): Ditto.
5850 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
5851 using SWIM248 mode iterator.
5852 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
5853 using SWI48 mode iterator.
5854 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
5855 patterns using DWIH mode iterator and any_extend code iterator.
5856 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
5857 using any_extend code iterator.
5858 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
5859 patterns using DWIH mode iterator and any_extend code iterator.
5860 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
5861 using any_extend code iterator.
5862 (<s>mul<mode>3_highpart): Macroize expander from
5863 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
5864 and any_extend code iterator.
5865 (*<s>muldi3_highpart_1): Macroize insn from
5866 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
5867 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
5868 patterns using any_extend code iterator.
5869 (*<s>mulsi3_highpart_zext): Macroize insn from
5870 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
5872 2009-10-07 Jakub Jelinek <jakub@redhat.com>
5874 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
5875 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
5876 refering to a DIE with DW_AT_const_value.
5878 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
5881 * ira-lives.c (check_and_make_def_conflict): Process all operands.
5883 2009-10-06 Jan Hubicka <jh@suse.cz>
5885 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
5888 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
5890 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
5891 *lea_2_rex64): Move before *add<mode>_1 pattern.
5893 2009-10-07 Jan Hubicka <jh@suse.cz>
5895 * collect2.c (main): Add -fno-whole-program.
5896 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
5898 2009-10-07 Jan Hubicka <jh@suse.cz>
5900 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
5901 has no address taken.
5902 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
5904 (cgraph_clone_node): Clear externally_visible flag for clones.
5905 * cgraph.h (cgraph_only_called_directly_p,
5906 cgraph_can_remove_if_no_direct_calls_p): New predicates.
5907 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
5908 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
5909 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
5910 ipcp_insert_stage): Likwise.
5911 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
5912 externally_visible flag.
5913 (verify_cgraph_node): Verify that inline clones look right.
5914 (process_function_and_variable_attributes): Do not set
5915 externally_visible flags.
5916 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
5918 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
5920 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
5921 clear externally_visible when turning into inline clones
5922 (cgraph_mark_inline_edge): Use new predicates.
5923 (cgraph_estimate_growth): Likewise.
5924 (cgraph_decide_inlining): Likewise.
5925 * ipa.c (cgraph_postorder): Likewise.
5926 (cgraph_remove_unreachable_nodes): Likewise; sanity check
5927 that inline clones are not needed.
5928 (cgraph_externally_visible_p): New predicate.
5929 (function_and_variable_visibility): Add whole_program parameter;
5930 always set externally_visible flag; handle COMDAT function
5932 (local_function_and_variable_visibility): New function.
5933 (gate_whole_program_function_and_variable_visibility): New function.
5934 (whole_program_function_and_variable_visibility): New function.
5935 (pass_ipa_whole_program_visibility): New function.
5936 * passes.c (init_optimization_passes): Add whole program visibility
5938 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
5939 not care about needed/reachable flags.
5940 * varpool.c: Include flags.h
5941 (decide_is_variable_needed): When doing LTO assume whole-program mode.
5942 (varpool_finalize_decl): When we are in LTO read-back, all variables
5944 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
5946 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5948 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
5951 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5953 * config.gcc: Don't include the makefile fragments intended for
5955 * config/s390/fixdfdi.h: File removed.
5956 * config/s390/libgcc-glibc.ver: File removed.
5957 * config/s390/s390.h: Remove the fixdfdi.h hack.
5958 * config/s390/t-crtstuff: File moved to libgcc dir.
5959 * config/s390/t-linux: Likewise.
5960 * config/s390/t-tpf: libgcc specific parts removed.
5961 * config/s390/t-linux64: Likewise.
5963 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
5965 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
5966 (lto-compress.o): Likewise.
5968 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
5971 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
5972 dllexport to class members here.
5973 (i386_pe_determine_dllimport_p): Only check static class data for
5975 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
5976 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
5977 functions for vague linkage.
5978 (i386_pe_type_dllexport_p): Fix formatting.
5979 (maybe_add_dllexport) New function.
5980 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
5983 2009-10-07 Ben Elliston <bje@au.ibm.com>
5985 * config/rs6000/a2.md: Remove duplicated lines.
5987 2009-10-07 Ben Elliston <bje@au.ibm.com>
5989 * config.gcc (powerpc*-*-*): Handle a2.
5990 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
5991 * config/rs6000/a2.md: New file.
5992 * config/rs6000/rs6000.opt (mno-update): New.
5993 (mupdate): Return to using a mask, not a var.
5994 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
5995 (enum processor_type): Add PROCESSOR_PPCA2.
5996 * config/rs6000/rs6000.c (ppca2_cost): New costs.
5997 (rs6000_override_options): Add "a2" to processor_target_table.
5998 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
5999 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
6001 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
6003 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
6004 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
6005 reference to nonexistent gen_truncxfxf2 function.
6007 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
6009 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
6010 (DWIH, g, di, doubleint_general_operand): New mode attributes.
6011 (general_operand): Handle TI mode.
6012 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
6013 using SDWIM mode iterator.
6014 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
6015 pattern from *add{di,ti}3_1 patterns and corresponding splitters
6016 using DWI mode iterator.
6017 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
6018 patterns using SWI mode iterator.
6019 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
6020 using SWI48 mode iterator.
6021 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
6022 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
6023 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
6024 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
6025 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
6026 using SDWIM mode iterator.
6027 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
6028 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
6029 using DWI mode iterator.
6030 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
6031 patterns using SWI mode iterator.
6032 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
6033 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
6034 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
6035 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
6036 patterns using plusminus code iterator.
6037 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
6038 sub<mode>3 patterns using plusminus code iterator.
6039 * config/i386/i386.c (override_options): Update the call to
6040 gen_subdi_carry_rex64 for renamed function.
6041 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
6042 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
6043 calls to instruction expanders.
6045 2009-10-06 Martin Jambor <mjambor@suse.cz>
6048 * opts.c (decode_options): Run IPA-SRA at -O2.
6050 2009-10-06 Richard Guenther <rguenther@suse.de>
6052 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
6054 2009-10-06 Tobias Burnus <burnus@net-b.de>
6057 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
6058 -flto and -fwhole-program flags can be combined.
6060 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
6063 * gcc.c (process_command): Check that -o argument was specified.
6065 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
6067 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
6069 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6071 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
6072 * doc/invoke.texi (Warning Options): Annotate allowed languages
6073 for -Wunsuffixed-float-constants.
6075 2009-10-05 Jakub Jelinek <jakub@redhat.com>
6077 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
6078 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
6079 same name and isn't the main variant.
6082 * dwarf2out.c (loc_by_reference): Removed.
6083 (dw_loc_list_1): New function.
6084 (dw_loc_list): Remove toplev argument, add want_address argument.
6085 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
6086 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
6087 want_address == 2 to dw_loc_list. For successful dw_loc_list
6088 set have_address to 1 only if want_address is not 0.
6090 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
6092 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
6093 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
6094 a code block followed by two pointers.
6095 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
6096 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
6097 (MIPS_MOVE): Likewise.
6098 (MIPS_LUI): Likewise.
6099 (MIPS_JR): Likewise.
6100 (MIPS_BAL): Likewise.
6101 (MIPS_NOP): Likewise.
6102 (mips_asm_trampoline_template): Delete.
6103 (mips_trampoline_code_size): New function.
6104 (mips_trampoline_init): Add shorter sequences for all cases
6105 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
6106 Calculate the opcodes directly, rather than copying from a template.
6107 Only flush the code part of the trampoline.
6108 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
6110 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
6112 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
6113 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
6114 (INCOMING_RETURN_ADDR_RTX): Likewise.
6115 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
6117 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
6118 with RETURN_ADDR_REGNUM.
6119 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
6120 * config/mips/mips.c (mips16_build_call_stub): Replace
6121 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
6122 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
6123 (mips_print_operand_punctuation): Likewise.
6124 (mips_frame_set): Likewise.
6125 (mips16e_output_save_restore): Likewise.
6126 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
6127 (mips_save_reg_p): Likewise.
6128 (mips_return_addr): Likewise.
6129 (mips_set_return_address): Likewise.
6130 (mips_direct_save_slot_move_p): Likewise.
6131 (mips_output_function_prologue): Likewise.
6132 (mips_restore_reg): Likewise.
6133 (mips_expand_epilogue): Likewise.
6134 (mips_epilogue_uses): Likewise.
6135 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
6136 (*mov<mode>_ra): Use it instead of a hard-coded 31.
6137 (clear_hazard_<mode>): Likewise.
6138 (call_internal): Likewise.
6139 (call_internal_direct): Likewise.
6140 (call_direct_split): Likewise.
6141 (call_value_internal): Likewise.
6142 (call_value_split): Likewise.
6143 (call_value_internal_direct): Likewise.
6144 (call_value_direct_split): Likewise.
6145 (call_value_multiple_internal): Likewise.
6146 (call_value_multiple_split): Likewise.
6148 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
6149 Jakub Jelinek <jakub@redhat.com>
6151 PR rtl-optimization/41511
6152 * combine.c (record_value_for_reg): Pass explicit values as argument
6153 to get_last_value_validate.
6154 (get_last_value_validate): Document INSN parameter.
6155 For non-readonly MEMs, assume they might have been modified if INSN
6156 was in another basic block.
6157 (get_last_value): Minor reformatting.
6159 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
6162 * final.c (asm_str_count): Split out from asm_insn_count.
6163 * rtl.h (asm_str_count): New prototype.
6164 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
6167 2009-10-05 Sriraman Tallam <tmsriram@google.com>
6169 * doc/plugins.texi: Change plugin_pass to register_pass_info.
6171 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
6172 Rafael Espindola <espindola@google.com>
6174 * gengtype.c (write_types): Moved call to write_func_for_structure
6175 into seperate loops.
6177 2009-10-05 Richard Guenther <rguenther@suse.de>
6180 * lto-cgraph.c (output_cgraph): Output toplevel asms.
6181 (input_cgraph_1): Input toplevel asms.
6183 2009-10-05 Richard Guenther <rguenther@suse.de>
6186 * lto-symtab.c (lto_compatible_attributes_p): Remove.
6187 (external_aggregate_decl_p): Likewise.
6188 (lto_symtab_compatible): Re-structure. Remove dead code.
6189 For variables ignore toplevel qualifiers when comparing types.
6190 Issue warnings, not errors for mismatched user-alignment.
6192 2009-10-05 Richard Guenther <rguenther@suse.de>
6196 * lto-symtab.c (struct lto_symtab_base_def): Remove.
6197 (struct lto_symtab_identifier_def): Likewise.
6198 (struct lto_symtab_decl_def): Likewise.
6199 (struct lto_symtab_entry_def): New.
6200 (lto_symtab_identifier_t): Rename to ...
6201 (lto_symtab_entry_t): ... this.
6202 (lto_symtab_decls): Remove.
6203 (lto_symtab_base_hash): Rename to ...
6204 (lto_symtab_entry_hash): ... this.
6205 (lto_symtab_base_eq): Rename to ...
6206 (lto_symtab_entry_eq): ... this.
6207 (lto_symtab_base_marked_p): Rename to ...
6208 (lto_symtab_entry_marked_p): ... this.
6209 (lto_symtab_identifier_marked_p): Remove.
6210 (lto_symtab_decl_marked_p): Likewise.
6211 (lto_symtab_maybe_init_hash_tables): Rename to ...
6212 (lto_symtab_maybe_init_hash_table): ... this.
6213 (lto_symtab_set_resolution_and_file_data): Remove.
6214 (lto_symtab_register_decl): New function.
6215 (lto_symtab_get_identifier): Remove.
6216 (lto_symtab_get): New function.
6217 (lto_symtab_get_resolution): Adjust.
6218 (lto_symtab_get_identifier_decl): Remove.
6219 (lto_symtab_set_identifier_decl): Likewise.
6220 (lto_symtab_merge_decl): Rename to ...
6221 (lto_symtab_merge): ... this. Rewrite.
6222 (lto_symtab_merge_var): Remove.
6223 (lto_symtab_merge_fn): Likewise.
6224 (lto_symtab_prevailing_decl): Adjust.
6225 (lto_cgraph_replace_node): New function.
6226 (lto_symtab_merge_decls_2): Likewise.
6227 (lto_symtab_merge_decls_1): Likewise.
6228 (lto_symtab_fixup_var_decls): Likewise.
6229 (lto_symtab_resolve_symbols): Likewise.
6230 (lto_symtab_merge_decls): Likewise.
6231 (lto_symtab_prevailing_decl): Adjust.
6232 (lto_symtab_get_symtab_def): Remove.
6233 (lto_symtab_get_file_data): Likewise.
6234 (lto_symtab_clear_resolution): Adjust.
6235 (lto_symtab_clear_resolution): Likewise.
6236 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
6237 (input_cgraph_1): Likewise.
6238 * lto-streamer-in.c (get_resolution): Do not provide fake
6239 symbol resolutions here.
6240 (deferred_global_decls): Remove.
6241 (lto_register_deferred_decls_in_symtab): Likewise.
6242 (lto_register_var_decl_in_symtab): Change signature, register
6243 variable via lto_symtab_register_decl.
6244 (lto_register_function_decl_in_symtab): Likewise.
6245 (lto_read_tree): Adjust.
6246 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
6247 (lto_symtab_merge_var): Likewise.
6248 (lto_symtab_merge_fn): Likewise.
6249 (lto_symtab_register_decl): Declare.
6250 (lto_symtab_merge_decls): Likewise.
6252 2009-10-05 Richard Guenther <rguenther@suse.de>
6254 PR tree-optimization/23821
6255 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
6256 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
6257 simple IV increments.
6259 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6261 * config/arm/arm.c (arm_override_options): Really initialize
6262 flag_dwarf2_cfi_asm to 0.
6264 2009-10-05 Doug Kwan <dougkwan@google.com>
6266 PR rtl-optimization/41574
6267 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
6268 floating point and we are not doing unsafe math optimizations.
6270 2009-10-03 Simon Baldwin <simonb@google.com>
6271 Cary Coutant <ccoutant@google.com>
6272 Rafael Espindola <espindola@google.com>
6273 Richard Guenther <rguenther@suse.de>
6274 Jan Hubicka <jh@suse.cz>
6275 Doug Kwan <dougkwan@google.com>
6276 H.J. Lu <hongjiu.lu@intel.com>
6277 Bill Maddox <maddox@google.com>
6278 Ryan Mansfield <rmansfield@qnx.com>
6279 Diego Novillo <dnovillo@google.com>
6280 Ollie Wild <aaw@google.com>
6281 Kenneth Zadeck <zadeck@naturalbridge.com>
6283 * lto-cgraph.c: New file.
6284 * lto-compress.c: New file.
6285 * lto-compress.h: New file.
6286 * lto-opts.c: New file.
6287 * lto-section-in.c: New file.
6288 * lto-section-out.c: New file.
6289 * lto-streamer-in.c: New file.
6290 * lto-streamer-out.c: New file.
6291 * lto-streamer.c: New file.
6292 * lto-streamer.h: New file.
6293 * lto-symtab.c: New file.
6294 * lto-wpa-fixup.c: New file.
6295 * lto-wrapper.c: New file.
6297 2009-10-03 Simon Baldwin <baldwin@google.com>
6298 Ben Elliston <bje@au.ibm.com>
6299 Rafael Espindola <espindola@google.com>
6300 Nathan Froyd <froydnj@codesourcery.com>
6301 Jan Hubicka <jh@suse.cz>
6302 Doug Kwan <dougkwan@google.com>
6303 Diego Novillo <dnovillo@google.com>
6304 Kenneth Zadeck <zadeck@naturalbridge.com>
6306 * Makefile.in (enable_lto): New.
6307 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
6308 (LINKER_PLUGIN_API_H): Define.
6309 (LTO_SYMTAB_H): Define.
6310 (LTO_STREAMER_H): Define.
6311 (TREE_VECTORIZER_H): Define.
6312 (INCLUDES): Add LIBELFINC.
6313 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
6314 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
6315 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
6316 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
6317 (native): Add lto-wrapper$(exeext)
6318 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
6319 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
6320 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
6321 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
6322 (varasm.o): Add dependency on tree-iterator.h.
6323 (cgraph.o): Add dependency on cif-code.def.
6324 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
6325 (ipa-pure-const.o): Likewise.
6326 (GTFILES): Add lto-symtab.c.
6327 (install-lto-wrapper): New.
6328 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
6329 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
6330 * config.in: Regenerate.
6332 2009-10-03 Rafael Espindola <espindola@google.com>
6333 Diego Novillo <dnovillo@google.com>
6335 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
6336 ipa_write_summaries.
6337 Call execute_ipa_summary_passes for all_regular_ipa_passes and
6339 (cgraph_optimize): Make extern.
6341 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
6342 Kenneth Zadeck <zadeck@naturalbridge.com>
6344 * toplev.c (in_lto_p): Declare.
6345 * collect2.c (scan_prog_file): Read all the output when reading
6346 information for LTO.
6347 (enum lto_mode_d): Declare.
6349 2009-10-03 Richard Guenther <rguenther@suse.de>
6350 Diego Novillo <dnovillo@google.com>
6352 * gimple.c: Include target.h and alias.h.
6353 (gimple_types): Declare.
6354 (type_hash_cache): Declare.
6355 (gimple_alloc_stat): Make extern.
6356 (gimple_build_eh_must_not_throw): Call
6357 gimple_eh_must_not_throw_set_fndecl.
6358 (struct type_pair_d): Declare.
6359 (type_pair_t): Declare.
6360 (type_pair_hash): New.
6361 (type_pair_eq): New.
6362 (lookup_type_pair): New.
6363 (gimple_force_type_merge): New.
6364 (compare_type_names_p): New.
6365 (compare_field_offset): New.
6366 (gimple_types_compatible_p): New.
6367 (struct sccs): Declare.
6368 (next_dfs_num): Declare.
6369 (iterative_hash_gimple_type): New.
6371 (iterative_hash_type_name): New.
6372 (iterative_hash_gimple_type): New.
6373 (gimple_type_hash): New.
6374 (gimple_type_eq): New.
6375 (gimple_register_type): New.
6376 (print_gimple_types_stats): New.
6377 (gimple_signed_or_unsigned_type): New.
6378 (gimple_unsigned_type): New.
6379 (gimple_signed_type): New.
6380 (gimple_get_alias_set): New.
6381 (gimple_decl_printable_name): Do not use DMGL_TYPES.
6382 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
6383 (gimple_force_type_merge): Declare.
6384 (gimple_types_compatible_p): Declare.
6385 (gimple_register_type): Declare.
6386 (print_gimple_types_stats): Declare.
6387 (gimple_unsigned_type): Declare.
6388 (gimple_signed_type): Declare.
6389 (gimple_get_alias_set): Declare.
6390 (gimple_eh_must_not_throw_set_fndecl): New.
6392 2009-10-03 Jan Hubicka <jh@suse.cz>
6393 Kenneth Zadeck <zadeck@naturalbridge.com>
6395 * ipa-pure-const.c: Include lto-streamer.h.
6396 (register_hooks): Factor out of ...
6397 (generate_summary): ... here.
6398 (pure_const_write_summary): New.
6399 (pure_const_read_summary): New.
6400 (pass_ipa_pure_const): Add pure_const_write_summary and
6401 pure_const_read_summary.
6402 * ipa-reference.c: Include lto-streamer.h.
6403 (add_new_function): New.
6404 (remove_node_data): New.
6405 (duplicate_node_data): New.
6406 (ipa_init): Guard against multiple calls.
6407 Move hook setup from analyze_function.
6408 (write_node_summary_p): New.
6409 (ipa_reference_write_summary): New.
6410 (ipa_reference_read_summary): New.
6411 (pass_ipa_reference): Add ipa_reference_write_summary and
6412 ipa_reference_read_summary.
6413 * cgraph.h (cgraph_local_info): Add field lto_file_data.
6414 (struct cgraph_edge): Add fields lto_stmt_uid and
6415 call_stmt_cannot_inline_p.
6416 (cgraph_optimize): Declare.
6417 (cgraph_decide_is_function_needed): Declare.
6418 (reset_inline_failed): Declare.
6419 (enum LTO_cgraph_tags): Declare.
6420 (LTO_cgraph_tag_names): Declare.
6421 (LCC_NOT_FOUND): Define.
6423 2009-10-03 Doug Kwan <dougkwan@google.com>
6424 Rafael Espindola <espindola@google.com>
6425 Jan Hubicka <jh@suse.cz>
6426 Diego Novillo <dnovillo@google.com>
6427 Kenneth Zadeck <zadeck@naturalbridge.com>
6429 * passes.c (all_regular_ipa_passes): New.
6430 (all_ipa_passes): Rename to all_small_ipa_passes.
6431 (init_optimization_passes): Init all_regular_ipa_passes.
6432 * tree-pass.h (all_regular_ipa_passes): New.
6433 (all_ipa_passes): Rename to all_small_ipa_passes.
6434 * passes.c (all_lto_gen_passes): New.
6435 (init_optimization_passes): Initialize all_lto_gen_passes.
6436 (execute_ipa_summary_passes): Make non-static.
6437 (ipa_write_summaries_1): New.
6438 (ipa_write_summaries_2): New.
6439 (ipa_write_summaries): New.
6440 (ipa_write_summaries_of_cgraph_node_set): New.
6441 (ipa_read_summaries_1): New.
6442 (ipa_read_summaries): New.
6443 (execute_ipa_pass_list): Call cgraph_process_new_functions.
6444 (execute_regular_ipa_pass_list): Remove.
6445 (init_optimization_passes): Schedule
6446 pass_rebuild_cgraph_edges and pass_early_inline outside
6447 of pass_all_early_optimizations. Document reason.
6448 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
6449 pass_ipa_lto_finish_out): New pass.
6450 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
6451 (execute_all_ipa_transforms): New.
6452 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
6453 (dump_properties, debug_properties): New.
6454 * tree-optimize.c (gate_all_early_local_passes): Return
6455 false if we are in lto1.
6456 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
6457 * tree-pass.h (execute_all_ipa_transforms): Declare.
6458 (pass_ipa_function_and_variable_visibility): Declare.
6459 (pass_ipa_early_inline): Declare.
6460 (pass_ipa_lto_gimple_out): Declare.
6461 (pass_ipa_lto_wpa_fixup): Declare.
6462 (pass_ipa_lto_finish_out): Declare.
6463 (all_small_ipa_passes, all_regular_ipa_passes,
6464 all_lto_gen_passes): Declare.
6465 (execute_ipa_summary_passes): Declare.
6466 (execute_all_ipa_transforms): Declare.
6467 (ipa_write_summaries): Declare
6468 (ipa_write_summaries_of_cgraph_node_set): Declare.
6469 (ipa_read_summaries): Declare.
6471 2009-10-03 Doug Kwan <dougkwan@google.com>
6472 Ollie Wild <aaw@google.com>
6474 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
6476 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
6477 (lto_mode): New variable.
6478 (maybe_run_lto_and_relink): Handle the -fwpa option.
6479 (main): Handle the -fwpa option.
6480 (maybe_unlink_list): New function.
6481 * gcc.c (link_lto_options): Replace -flto with -fwpa.
6482 * common.opt (flto): New flag.
6483 * toplev.c (flag_generate_lto): Declare.
6485 2009-10-03 Simon Baldwin <simonb@google.com>
6487 * common.opt (flto-compression-level): New flag.
6489 * opts.c: Include lto-opts.h.
6490 (handle_option): Call lto_register_user_option for each
6491 valid option handled.
6492 (decode_options): Clear registered options before the options
6495 2009-10-03 Cary Coutant <ccoutant@google.com>
6497 * collect2.c (is_elf): New function.
6498 (scan_prog_file): Require LTO object to be in ELF format.
6500 2009-10-03 Rafael Espindola <espindola@google.com>
6502 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
6503 libgcc to the linker.
6505 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
6507 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
6508 (collect_execute): Add flags argument. Pass flags to pex_run. Update
6510 * collect2.h (collect_execute): Add flags argument.
6511 * tlink.c (tlink_execute): Update call to collect_execute.
6512 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
6513 (use_linker_plugin): New.
6514 (use_linker_plugin_spec_function): New.
6515 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
6516 (linker_plugin_file_spec): New.
6517 (lto_wrapper_spec): New.
6518 (lto_gcc_spec): New.
6519 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
6520 (static_spec_functions): Add use-linker-plugin.
6521 (process_command): Handle -use-linker-plugin.
6522 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
6523 linker_plugin_file_spec and lto_gcc_spec.
6524 (use_linker_plugin_spec_function): New.
6526 2009-10-03 Richard Guenther <rguenther@suse.de>
6530 * tree.h (is_lang_specific): Include LANG_TYPE.
6531 * tree.c (find_decls_types_r): Manually add interesting parts
6532 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
6534 * gimple.c (type_pair_hash): Make symmetric.
6535 (type_pair_eq): Likewise.
6536 (lookup_type_pair): Increase initial hashtable size.
6537 (gimple_force_type_merge): Rely on type-pair symmetry.
6538 (visit): Remove excessive checking code.
6539 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
6540 (gimple_register_type): Remove getenv calls, shrink initial
6544 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
6545 inline functions if not generating lto output.
6548 * toplev.c (finalize): In WPA mode remove the asm file.
6550 2009-10-03 Doug Kwan <dougkwan@google.com>
6552 * ipa-inline.c (cgraph_mark_inline): Check
6553 edge->call_stmt_cannot_inline_p instead of calling
6554 gimple_call_cannot_inline_p.
6555 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
6556 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
6557 (inline_generate_summary): Do nothing in LTRANS.
6558 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
6559 exists before calling gimple_call_cannot_inline_p.
6560 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
6561 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
6562 Update new_edge->lto_stmt_uid.
6563 * cgraphbuild.c (reset_inline_failed): New.
6565 * common.opt (fwpa): New flag.
6566 (fltrans): New option.
6567 * gcc.c (gcc_lto_option_t): New type.
6568 (current_lto_option): New variable.
6569 (lto_single_spec_function): Remove and is replaced by ..
6570 (lto_option_spec_function): New function.
6571 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
6572 passing the -flto flag.
6573 (cc1_options): Separate non-LTO related parts into ..
6574 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
6575 (lto1_options): New spec for lto FE.
6576 (link_lto_options): New spec for handling LTO flags in linker.
6577 (invoke_lto_single): Re-format to fit in 80 column. Replace
6578 lto-single with lto-option.
6579 (static_specs): Add cc1_non_lto_options, lto1_options and
6581 (static_spec_function): Replace lto-single with lto-option.
6582 (process_command): Handle -flto, -fwpa and -fltran by setting
6583 current_lto_option and not passing it to subprocess unconditionally.
6585 2009-10-03 Bill Maddox <maddox@google.com>
6587 Add `gcc' driver support for link-time code generation (LTO).
6589 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
6590 (lto_flag, lto_objects, lto_o_file): New variables.
6591 (struct lto_object, struct lto_object_list): New structures.
6592 (collect_exit, handler): Remove LTO temporary output file on exit.
6593 (add_lto_object): New function.
6594 (maybe_run_lto_and_relink): New function. Perform link time code
6595 generation and relinking for object files containing LTO information.
6596 (main): Invoke maybe_run_lto_and_relink().
6597 (dump_argv): New function. For debugging, currently disabled.
6598 (scan_prog_file): Add LTO information pass.
6599 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
6601 * toplev.c (compile_file): Emit assembler directive to create
6602 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
6604 2009-10-03 Diego Novillo <dnovillo@google.com>
6606 * c.opt: Add LTO to warn_abi and warn_psabi.
6608 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
6609 inline function. Ignore language-specific nodes. Update all users.
6610 (find_decls_types_r): Do not traverse the subtrees of
6611 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
6612 * tree.h (is_lang_specific): New.
6613 * langhooks.h (struct lang_hooks_for_decls): Remove
6614 may_need_assembler_name_p. Update all users.
6616 * c-common.c (set_builtin_user_assembler_name): Move ...
6617 * builtins.c (set_builtin_user_assembler_name): ... here.
6618 (is_builtin_name): Add comment
6619 (is_builtin_fn): New.
6620 * except.c (output_ttype): Only call
6621 lookup_type_for_runtime if TYPE is not a runtime type.
6623 * passes.c (register_pass): Call position_pass on
6624 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
6625 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
6626 (TV_IPA_LTO_DECL_IO): Define.
6627 (TV_IPA_LTO_CGRAPH_IO): Define.
6629 (TV_WHOPR_WPA): Define.
6630 (TV_WHOPR_WPA_IO): Define.
6631 (TV_WHOPR_LTRANS): Define.
6632 (TV_WHOPR_WPA_FIXUP): Define.
6633 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
6634 * tree-cfg.c (tree_node_can_be_shared): Make extern.
6635 * tree-flow.h (tree_node_can_be_shared): Declare.
6636 * tree-inline.c (tree_can_inline_p): Check that E has a
6637 statement associated with it.
6638 * tree.c (free_lang_data_in_binf): Factor out of ...
6639 (free_lang_data_in_type): ... here.
6640 Call RECORD_OR_UNION_TYPE_P.
6641 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
6642 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
6643 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
6644 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
6645 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
6646 (gate_free_lang_data): Return true if flag_generate_lto is set.
6647 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
6648 * c-common.h (set_builtin_user_assembler_name): Move ...
6649 * tree.h (set_builtin_user_assembler_name): ... here.
6651 * common.opt (flto-report): New flag.
6652 * opts.c (complain_wrong_lang): Do not complain if running lto1.
6653 * collect2.c (scan_prog_file): Send the error output of
6654 'nm' to HOST_BIT_BUCKET.
6656 2009-10-03 Ollie Wild <aaw@google.com>
6658 * langhooks-def.h (lhd_begin_section): New function declaration.
6659 (lhd_write_section): New function declaration.
6660 (lhd_end_section): New function declaration.
6661 (LANG_HOOKS_BEGIN_SECTION): New macro.
6662 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
6663 (LANG_HOOKS_END_SECTION): New macro.
6664 (LANG_HOOKS_LTO): New macro.
6665 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
6666 * langhooks.c (output.h): Add include.
6667 (saved_section): New static variable.
6668 (lhd_begin_section): New function.
6669 (lhd_write_section_data): New function.
6670 (lhd_end_section): New function.
6671 * langhooks.h (struct lang_hooks_for_lto): New structure.
6672 (struct lang_hooks): Add member lto.
6673 * Makefile.in (langhooks.o): Add dependency on output.h.
6675 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
6677 2009-10-03 Richard Guenther <rguenther@suse.de>
6679 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
6682 2009-10-03 Simon Baldwin <simonb@google.com>
6683 Richard Guenther <rguenther@suse.de>
6684 Janis Johnson <janis187@us.ibm.com>
6685 Doug Kwan <dougkwan@google.com>
6686 Diego Novillo <dnovillo@google.com>
6687 Ramana Radhakrishnan <ramana.r@gmail.com>
6688 Ollie Wild <aaw@google.com>
6690 * doc/install.texi: Add documentation for libelf and --enable-lto.
6691 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
6692 -flto-report, -flto-compression-level and -use-linker-plugin.
6693 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
6694 Add section for LTO Testing.
6696 2009-10-02 Cary Coutant <ccoutant@google.com>
6698 Add support for comdat type sections for DWARF v4.
6699 Merge from dwarf4 branch.
6701 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
6702 (dw_die_ref): Define vector type.
6703 (enum dw_val_class): Add dw_val_class_data8.
6704 (struct dw_val_struct): Add v.val_data8.
6705 (comdat_type_node_ref): New type.
6706 (struct die_struct): Move die_symbol into a union; add new field
6707 die_type_node. Change all uses.
6708 (comdat_type_node): New type.
6709 (skeleton_chain_node): New type.
6710 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
6711 (comdat_type_list): New variable.
6712 (dwarf_tag_name): Add DW_TAG_type_unit.
6713 (dwarf_attr_name): Add DW_AT_signature.
6714 (add_AT_data8): New function.
6715 (replace_child): New function.
6716 (move_all_children): New function.
6717 (print_signature): New function.
6718 (print_die): Print signature information; add dw_val_class_data8.
6719 (attr_checksum): Support dw_val_class_data8.
6720 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
6721 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
6722 (checksum_sleb128, checksum_uleb128): New functions.
6723 (checksum_die_context): New function.
6724 (loc_checksum_ordered): New function.
6725 (attr_checksum_ordered): New function.
6726 (struct checksum_attributes): New structure.
6727 (collect_checksum_attributes): New function.
6728 (die_checksum_ordered): New function.
6729 (generate_type_signature): New function.
6730 (same_dw_val_p): Add dw_val_class_data8.
6731 (is_symbol_die): Use new is_declaration_die function.
6732 (is_declaration_die): New function.
6733 (should_move_die_to_comdat): New function.
6734 (clone_die): New function.
6735 (clone_tree): New function.
6736 (clone_as_declaration): New function.
6737 (copy_declaration_context): New function.
6738 (generate_skeleton_ancestor_tree): New function.
6739 (generate_skeleton_bottom_up): New function.
6740 (generate_skeleton): New function.
6741 (remove_child_or_replace_with_skeleton): New function.
6742 (break_out_comdat_types): New function.
6743 (struct decl_table_entry): New type.
6744 (htab_decl_hash): New function.
6745 (htab_decl_eq): New function.
6746 (htab_decl_del): New function.
6747 (copy_ancestor_tree): New function.
6748 (copy_decls_walk): New function.
6749 (copy_decls_for_unworthy_types): New function.
6750 (build_abbrev_table): Don't assert on missing die_symbol when doing
6751 comdat type sections.
6752 (size_of_die): Use DW_FORM_sig8 for external references. Add
6754 (unmark_dies): Don't assert for unmarked dies when doing comdat
6756 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
6757 (output_signature): New function.
6758 (output_die): Likewise.
6759 (output_compilation_unit_header): Mark output as DWARF version 3
6760 even if generating DWARF 4.
6761 (output_comdat_type_unit): New function.
6762 (output_line_info): Mark output as DWARF version 3 even if generating
6764 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
6766 (dwarf2out_end_source_file): Likewise.
6767 (prune_unused_types_walk_attribs): Don't follow references into
6768 comdat type sections.
6769 (prune_unused_types_mark): When generating type units, do not mark
6770 children of non-defining declarations of types; do mark children of
6772 (prune_unused_types): Process comdat type sections.
6773 (htab_ct_hash): New function.
6774 (htab_ct_eq): New function.
6775 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
6776 Add a pointer to the line table from type unit entries so
6777 DW_AT_decl_file has meaning.
6778 * varasm.c (default_elf_asm_named_section): Use identifier name as
6779 comdat key instead of lang hook.
6781 2009-10-02 Neil Vachharajani <nvachhar@google.com>
6783 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
6785 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
6787 * config/i386/i386.md (SWIM248): New mode iterator.
6788 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
6789 divmodhi4 patterns using SWIM248 macro.
6790 (*divmod<mode>4): Macroize insn_and_split pattern from
6791 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
6792 and their corresponding splitters usign SWIM248 macro. Split SImode
6793 insn to generate cltd and DImode insn to generate cqto instead of
6794 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
6795 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
6796 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
6797 *divmodsi_noext patterns using SWIM248 macro.
6798 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
6799 udivmodhi4 patterns using SWIM248 macro.
6800 (*udivmod<mode>4): Macroize insn_and_split pattern from
6801 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
6802 corresponding splitters using SWIM248 macro.
6803 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
6804 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
6806 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
6808 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
6809 of zero-sized element is zero-sized regardless of its extent.
6811 2009-10-02 Jakub Jelinek <jakub@redhat.com>
6814 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
6815 * configure: Regenerated.
6816 * config.in: Regenerated.
6817 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
6818 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
6819 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
6820 not emitting .eh_frame, emit .cfi_sections .debug_frame
6825 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
6826 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
6828 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
6829 vars use DECL_RTL with resetting it back to NULL afterwards.
6830 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
6831 rtx_equal_p instead of asserting it is a SYMBOL_REF.
6832 (value_format): For dw_val_class_addr only use DW_FORM_addr if
6833 the attribute type allows it, otherwise use DW_FORM_dataN.
6834 (mem_loc_descriptor): Handle CONST_STRING.
6835 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
6836 Handle MEM with CONST_STRING address using add_AT_string.
6837 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
6838 CONST_STRING for const arrays initialized with a string literal.
6839 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
6840 (dwarf2out_finish): Call resolve_addr.
6842 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
6843 Maxim Kuvyrkov <maxim@codesourcery.com>
6845 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
6847 2009-10-02 Nick Clifton <nickc@redhat.com>
6849 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
6850 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
6852 2009-10-01 Jan Hubicka <jh@suse.cz>
6854 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
6855 (cgraph_create_virtual_clone): Just pass redirect_callers
6857 * cgraph.h (cgraph_clone_node): Update prototype.
6858 * ipa-pure-const.c (self_recursive_p): New function.
6859 (propagate): Use it.
6860 * ipa-inline.c (cgraph_clone_inlined_nodes,
6861 cgraph_decide_recursive_inlining): Update.
6863 2009-10-01 David Daney <ddaney@caviumnetworks.com>
6865 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
6866 instructions for TARGET_OCTEON.
6868 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6870 * config/arm/arm.c (arm_override_options): Turn off
6871 flag_dwarf2_cfi_asm for AAPCS variants.
6873 2009-10-01 Martin Jambor <mjambor@suse.cz>
6876 * tree-sra.c (convert_callers): Do not call
6877 compute_inline_parameters on one caller more than once.
6879 2009-10-01 Nick Clifton <nickc@redhat.com>
6881 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
6882 an empty string if not already defined.
6884 2009-10-01 Martin Jambor <mjambor@suse.cz>
6887 * tree-sra.c (is_va_list_type): New function.
6888 (find_var_candidates): Call is_va_list_type.
6889 (find_param_candidates): Check that the type or the type pointed
6890 to are not va_list types.
6892 2009-10-01 Martin Jambor <mjambor@suse.cz>
6895 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
6896 DECL_ARTIFICIAL (param_decl) is true.
6898 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
6900 * tree.h (tree_decl_common::lang_flag_8): New.
6901 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
6903 * c-common.h (RID_CONSTEXPR): New.
6905 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
6907 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
6908 Use ref-all pointers.
6909 (alpha_gimplify_va_arg): Ditto.
6911 2009-09-30 Jakub Jelinek <jakub@redhat.com>
6914 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
6915 before insn counting loop now that BB_END (bb) is counted. Ensure
6916 the return value isn't zero.
6918 2009-09-30 Nick Clifton <nickc@redhat.com>
6920 * config.gcc (sh-symbianelf): Replace definition of extra_objs
6921 with separate definitions of c_target_objs and cxx_target_objs.
6922 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
6924 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
6925 sh_symbian_import_export_class.
6926 * config/sh/sh-protos.h: Fix names of exported symbian functions.
6927 * config/sh/symbian.c: Delete, moving code into...
6928 * config/sh/symbian-base.c: ... here
6929 * config/sh/symbian-c.c: ... and here
6930 * config/sh/symbian-cxx.c: ... and here.
6932 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
6935 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
6936 of plus RTX into register.
6938 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6940 * doc/install.texi: Linguistic and markup fixes.
6941 (Configuration) <--disable-cpp>: Remove description.
6942 <--enable-maintainer-mode>: Autotools files are affected, too.
6943 <--with-sysroot>: Improve description.
6944 (Building): Bump required GNU make version.
6946 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
6948 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
6949 (x86_64-*-*): Ditto.
6951 * config/i386/fma4intrin.h: New file, provide common x86 compiler
6952 intrinisics for FMA4.
6953 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
6954 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
6955 Add FMA4 check and fma4intrin.h.
6956 * config/i386/i386-c.c(ix86_target_macros_internal): Check
6958 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
6959 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
6960 constant for FMA4 support.
6961 (UNSPEC_FMA4_FMADDSUB): Ditto.
6962 (UNSPEC_FMA4_FMSUBADD): Ditto.
6963 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
6964 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
6965 (ix86_expand_fma4_multiple_memory): Ditto.
6966 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
6967 (OPTION_MASK_ISA_FMA4_UNSET): New.
6968 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
6969 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
6970 (ix86_handle_option): Handle -mfma4.
6971 (isa_opts): Handle -mfma4.
6972 (enum pta_flags): Add PTA_FMA4.
6973 (override_options): Add FMA4 support.
6974 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
6975 (IX86_BUILTIN_VFMADDSD): Ditto.
6976 (IX86_BUILTIN_VFMADDPS): Ditto.
6977 (IX86_BUILTIN_VFMADDPD): Ditto.
6978 (IX86_BUILTIN_VFMSUBSS): Ditto.
6979 (IX86_BUILTIN_VFMSUBSD): Ditto.
6980 (IX86_BUILTIN_VFMSUBPS): Ditto.
6981 (IX86_BUILTIN_VFMSUBPD): Ditto.
6982 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
6983 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
6984 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
6985 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
6986 (IX86_BUILTIN_VFNMADDSS): Ditto.
6987 (IX86_BUILTIN_VFNMADDSD): Ditto.
6988 (IX86_BUILTIN_VFNMADDPS): Ditto.
6989 (IX86_BUILTIN_VFNMADDPD): Ditto.
6990 (IX86_BUILTIN_VFNMSUBSS): Ditto.
6991 (IX86_BUILTIN_VFNMSUBSD): Ditto.
6992 (IX86_BUILTIN_VFNMSUBPS): Ditto.
6993 (IX86_BUILTIN_VFNMSUBPD): Ditto.
6994 (IX86_BUILTIN_VFMADDPS256): Ditto.
6995 (IX86_BUILTIN_VFMADDPD256): Ditto.
6996 (IX86_BUILTIN_VFMSUBPS256): Ditto.
6997 (IX86_BUILTIN_VFMSUBPD256): Ditto.
6998 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
6999 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
7000 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
7001 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
7002 (IX86_BUILTIN_VFNMADDPS256): Ditto.
7003 (IX86_BUILTIN_VFNMADDPD256): Ditto.
7004 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
7005 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
7006 (enum multi_arg_type): New enum for describing the various FMA4
7007 intrinsic argument types.
7008 (bdesc_multi_arg): New table for FMA4 intrinsics.
7009 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
7010 (ix86_expand_multi_arg_builtin): New function for creating FMA4
7012 (ix86_expand_builtin): Add FMA4 intrinsic support.
7013 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
7014 operand instructions.
7015 (ix86_expand_fma4_multiple_memory): New function to split the
7016 second memory reference from FMA4 instructions.
7017 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
7018 (ssemodesuffixf2s): Ditto.
7019 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
7021 (fma4_fmsub<mode>4): Ditto.
7022 (fma4_fnmadd<mode>4): Ditto.
7023 (fma4_fnmsub<mode>4): Ditto.
7024 (fma4_vmfmadd<mode>4): Ditto.
7025 (fma4_vmfmsub<mode>4): Ditto.
7026 (fma4_vmfnmadd<mode>4): Ditto.
7027 (fma4_vmfnmsub<mode>4): Ditto.
7028 (fma4_fmadd<mode>4256): Ditto.
7029 (fma4_fmsub<mode>4256): Ditto.
7030 (fma4_fnmadd<mode>4256): Ditto.
7031 (fma4_fnmsub<mode>4256): Ditto.
7032 (fma4_fmaddsubv8sf4): Ditto.
7033 (fma4_fmaddsubv4sf4): Ditto.
7034 (fma4_fmaddsubv4df4): Ditto.
7035 (fma4_fmaddsubv2df4): Ditto.
7036 (fma4_fmsubaddv8sf4): Ditto.
7037 (fma4_fmsubaddv4sf4): Ditto.
7038 (fma4_fmsubaddv4df4): Ditto.
7039 (fma4_fmsubaddv2df4): Ditto.
7040 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
7041 instructions for intrinsics.
7042 (fma4i_fmsub<mode>4): Ditto.
7043 (fma4i_fnmadd<mode>4): Ditto.
7044 (fma4i_fnmsub<mode>4): Ditto.
7045 (fma4i_vmfmadd<mode>4): Ditto.
7046 (fma4i_vmfmsub<mode>4): Ditto.
7047 (fma4i_vmfnmadd<mode>4): Ditto.
7048 (fma4i_vmfnmsub<mode>4): Ditto.
7049 (fma4i_fmadd<mode>4256): Ditto.
7050 (fma4i_fmsub<mode>4256): Ditto.
7051 (fma4i_fnmadd<mode>4256): Ditto.
7052 (fma4i_fnmsub<mode>4256): Ditto.
7053 (fma4i_fmaddsubv8sf4): Ditto.
7054 (fma4i_fmaddsubv4sf4): Ditto.
7055 (fma4i_fmaddsubv4df4): Ditto.
7056 (fma4i_fmaddsubv2df4): Ditto.
7057 (fma4i_fmsubaddv8sf4): Ditto.
7058 (fma4i_fmsubaddv4sf4): Ditto.
7059 (fma4i_fmsubaddv4df4): Ditto.
7060 (fma4i_fmsubaddv2df4): Ditto.
7062 * doc/invoke.texi (-mfma4): Add documentation.
7063 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
7065 2009-09-29 Richard Henderson <rth@redhat.com>
7067 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
7068 an edge to the new destination block.
7070 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7073 * pa.c (hppa_profile_hook): Use
7074 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
7076 2009-09-29 Steve Ellcey <sje@cup.hp.com>
7077 Alexander Monakov <amonakov@ispras.ru>
7080 * config/ia64/predicates.md (not_postinc_destination_operand): New.
7081 (not_postinc_memory_operand): New.
7082 (not_postinc_move_operand): New.
7083 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
7084 (*cmovsi_internal): Ditto.
7086 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
7088 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
7089 restrict issue_rate in first pass when scheduling for register
7092 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
7093 Rafael Avila de Espindola <espindola@google.com>
7095 * gengtype.c (plugin_output): New.
7096 (get_output_file_with_visibility): Return plugin_output for plugins.
7097 (main): Parse and use the -P option.
7098 * gty.texi: Update the command line format.
7100 2009-09-29 Jakub Jelinek <jakub@redhat.com>
7103 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
7105 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
7106 out if !const_ok_for_output.
7109 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
7110 case VAR_LOCATION>: Remove gcc_unreachable ().
7112 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
7114 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
7115 (x86_64-*-*): Ditto.
7116 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
7117 back to smmintrin.h.
7118 * config/i386/cpuid.h (bit_SSE5): Remove SSE5 bit.
7119 * config/i386/x86intrin.h: Remove SSE5.
7120 * config/i386/mmintrin-common.h: Delete file.
7121 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
7123 2009-09-29 Richard Guenther <rguenther@suse.de>
7125 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
7126 resulting from stack temporaries on STRICT_ALIGNMENT targets.
7128 2009-09-29 Nick Clifton <nickc@redhat.com>
7130 * function.c (current_function_name): If there is no current
7131 function just return "<none>".
7133 2009-09-28 Sriraman Tallam <tmsriram@google.com>
7135 * tree-pass.h (register_pass_info): New structure.
7136 (pass_positioning_ops): Move enum from gcc-plugin.h.
7137 (register_pass): New function.
7138 * gcc-plugin.h (plugin_pass): Delete structure.
7139 (pass_positioning_ops): Delete enum.
7140 * plugin.c (regsiter_pass): Delete function.
7141 (position_pass): Delete function.
7142 (added_pass_nodes): Delete variable.
7143 (prev_added_pass_nodes): Delete variable.
7144 (pass_list_node): Delete structure.
7145 * passes.c (make_pass_instance): New function.
7146 (next_pass_1): Change to call make_pass_instance.
7147 (pass_list_node): Move structure from gcc-plugin.h.
7148 (added_pass_nodes): Move variable from plugin.c.
7149 (prev_added_pass_nodes): Move variable from plugin.c.
7150 (position_pass): New function.
7151 (register_pass): New function.
7153 2009-09-28 Easwaran Raman <eraman@google.com>
7155 * ifcvt.c (noce_try_abs): Recognize pattern and call
7156 expand_one_cmpl_abs_nojump.
7157 * optabs.c (expand_one_cmpl_abs_nojump): New function.
7158 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
7160 2009-09-28 Ian Lance Taylor <iant@google.com>
7163 * c-opts.c (c_common_handle_option): Don't set
7164 warn_jump_misses_init for -Wall.
7165 * doc/invoke.texi (Warning Options): Update documentation.
7167 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7169 * Makefile.in ($(out_object_file)): Depend on
7170 gt-$(basename $(notdir $(out_file))).h.
7172 2009-09-28 Richard Henderson <rth@redhat.com>
7174 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
7175 * except.c (gen_eh_region): Set it.
7176 (duplicate_eh_regions_1): Copy it.
7177 * tree-eh.c (lower_resx): Use it to determine which function
7180 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
7181 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
7182 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
7183 * tree.c (build_common_builtin_nodes): Remove parameter. Build
7184 BUILT_IN_CXA_END_CLEANUP if necessary.
7186 * c-common.c (c_define_builtins): Update call to
7187 build_common_builtin_nodes.
7189 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
7191 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
7193 2009-09-28 Michael Matz <matz@suse.de>
7195 * builtins.c (interclass_mathfn_icode): New helper.
7196 (expand_builtin_interclass_mathfn): Use it here, and split folding
7198 (fold_builtin_interclass_mathfn): ... this new folder.
7199 (build_call_nofold_loc): New static helper.
7200 (build_call_nofold): New wrapper macro for above.
7201 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
7202 (expand_builtin_pow): Ditto.
7203 (expand_builtin_memset_args): Ditto.
7204 (expand_builtin_printf): Ditto.
7205 (expand_builtin_fprintf): Ditto.
7206 (expand_builtin_sprintf): Ditto.
7207 (expand_builtin_memory_chk): Ditto.
7208 (expand_builtin_mempcpy_args): Ditto and don't call folders.
7209 (expand_builtin_stpcpy): Ditto.
7210 (expand_builtin_strcmp): Ditto.
7211 (expand_builtin_strncmp): Ditto.
7212 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
7213 (expand_builtin_strcpy_args): Don't call folders.
7214 (expand_builtin_memcmp): Ditto.
7215 (expand_builtin_strncpy): Ditto, and use target.
7216 (expand_builtin_memcpy): Ditto.
7217 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
7218 expand_builtin_strpbrk, expand_builtin_memmove,
7219 expand_builtin_memmove_args, expand_builtin_bcopy,
7220 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
7221 expand_builtin_strspn, expand_builtin_strcspn,
7222 expand_builtin_fputs): Remove these.
7223 (expand_builtin): Don't call the above, change calls to other
7224 expanders that changed prototype.
7225 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
7226 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
7227 fold_builtin_interclass_mathfn.
7228 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
7229 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
7231 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
7232 * passes.c (init_optimization_passes): Move pass_fold_builtins
7233 after last phiopt pass.
7234 * tree-inline.c (fold_marked_statements): When folding builtins
7235 iterate over all instruction potentially generated.
7236 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
7238 (fold_gimple_call): Use it to always fold calls (into potentially
7239 multiple instructions).
7240 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
7241 calls into zero at this time.
7242 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
7243 statements generated by builtin folding.
7245 2009-09-28 Nick Clifton <nickc@redhat.com>
7247 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
7249 2009-09-28 Duncan Sands <baldrick@free.fr>
7251 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
7252 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
7253 (register_callback): Dispatch it.
7254 (invoke_plugin_callbacks): Incorporate in sanity check.
7255 * ggc.h (ggc_register_cache_tab): Add declaration.
7256 * ggc-common.c (ggc_register_root_tab): Simplify.
7257 (const_ggc_cache_tab_t): New typedef.
7258 (extra_cache_vec): New vector of dynamically added cache tables.
7259 (ggc_register_cache_tab): New function.
7260 (ggc_scan_cache_tab): New function.
7261 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
7262 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
7264 2009-09-27 Richard Henderson <rth@redhat.com>
7266 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
7267 which we remove __builtin_stack_restore.
7269 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
7271 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
7272 to test for GRD_INVARIANT.
7273 (simple_rhs_p): Anything that's function_invariant_p is fine.
7275 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
7277 * gengtype.c (main): Use plunge_files instead of plugin_output.
7279 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
7280 Rafael Avila de Espindola <espindola@google.com>
7282 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
7283 Don't print pch related info if it is false.
7284 (main): Don't print pch info in plugin mode.
7286 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
7288 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
7289 with dw_val_class_const_double.
7290 (struct dw_val_struct): Replace val_long_long with val_double and
7291 adjust for above change.
7292 (output_loc_operands): Likewise.
7293 (add_AT_long_long): Rename into...
7294 (add_AT_double): ...this.
7295 (print_die): Replace dw_val_class_long_long with
7296 dw_val_class_const_double and adjust.
7297 (attr_checksum): Likewise.
7298 (same_dw_val_p): Likewise.
7299 (size_of_die): Likewise.
7300 (value_format): Likewise.
7301 (output_die): Likewise.
7302 (loc_descriptor) <CONST_DOUBLE>: Likewise.
7303 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
7304 instead of add_AT_long_long.
7305 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
7306 value with the precision of its type.
7308 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
7311 * c-typeck.c (build_conditional_expr): Use the readonly and
7312 volatile flags of the operand types, not of the operands itself.
7314 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
7316 * collect2.c (main): Look for -brtl before adding libraries.
7318 2009-09-27 Jonathan Gray <jsg@openbsd.org>
7320 * config.gcc: Update OpenBSD targets.
7321 * config/openbsd-stdint.h: New file.
7322 * config/openbsd-libpthread.h: New file.
7323 * config/openbsd.h: Update and break out LIB_SPEC definition.
7324 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
7325 * config/i386/openbsdelf.h: Correct types.
7326 * config/m68k/openbsd.h: Likewise.
7327 * config/mips/openbsd.h: Likewise.
7328 * config/vax/openbsd.h: Likewise.
7330 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
7332 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
7333 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
7334 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
7335 of the length and zero.
7337 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7339 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
7340 (FLAGS_H): Add options.h $(REAL_H).
7341 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
7342 (TREE_VECTORIZER_H): New.
7343 (EBITMAP_H): Renamed from EBIMAP_H.
7344 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
7345 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
7346 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
7347 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
7348 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
7349 (graphite-clast-to-gimple.o, graphite-dependences.o)
7350 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
7351 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
7352 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
7353 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
7354 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
7355 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
7356 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
7357 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
7358 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
7359 updated and fixed as per above changes and per
7360 check_makefile_deps.sh output.
7363 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
7364 * configure: Regenerate.
7366 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7368 * doc/install.texi: Update minimum MPC version to 0.7.
7370 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
7372 * doc/install.texi (Binaries): Remove reference to the binary
7373 distribution CD-ROM from the FSF.
7375 2009-09-26 Michael Matz <matz@suse.de>
7379 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
7380 that are mentioned in the body.
7382 2009-09-26 Michael Matz <matz@suse.de>
7384 PR tree-optimization/41454
7385 * tree-ssa-dom (stmts_to_rescan): Remove variable.
7386 (tree_ssa_dominator_optimize): Don't allocate and free it.
7387 (dom_opt_leave_block): Don't iterate over it.
7388 (eliminate_redundant_computations): Don't return a value.
7389 (cprop_operand, cprop_into_stmt): Ditto.
7390 (optimize_stmt): Don't defer updating stmts.
7392 2009-09-25 Dodji Seketeli <dodji@redhat.com>
7394 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
7395 generic_parameter_die, template_parameter_pack_die,
7396 gen_formal_parameter_die, gen_subprogram_die): Adjust after
7397 renaming DW_TAG_formal_parameter_pack and
7398 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
7399 and DW_TAG_GNU_template_parameter_pack.
7401 2009-09-25 Anatoly Sokolov <aesok@post.ru>
7403 * config/v850/v850.h (FUNCTION_VALUE): Remove.
7404 * config/v850/v850.c (v850_function_value): New function.
7405 (TARGET_FUNCTION_VALUE): Define.
7407 2009-09-25 Jakub Jelinek <jakub@redhat.com>
7409 * tree-vect-stmts.c (vectorizable_call): Call
7410 mark_symbols_for_renaming after vect_finish_stmt_generation.
7412 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
7413 to loc_descriptor_from_tree.
7414 (add_location_or_const_value_attribute): Pass 0 instead of 2
7415 for decl_by_reference_p decls.
7417 2009-09-25 Richard Guenther <rguenther@suse.de>
7420 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
7423 2009-09-25 Ben Elliston <bje@au.ibm.com>
7425 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
7428 2009-09-25 Alan Modra <amodra@bigpond.net.au>
7430 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
7431 form of instruction.
7433 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7436 * fold-const.c (const_binop): Handle complex int division.
7437 * tree-complex.c (expand_complex_div_straight,
7438 expand_complex_div_wide): Update comments.
7440 2009-09-24 DJ Delorie <dj@redhat.com>
7443 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
7444 (reg_class): Likewise.
7445 (REG_CLASS_NAMES): Likewise.
7446 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
7447 (m32c_override_options): Disable -fivopts for M32C.
7449 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
7451 * config/rs6000/predicates.md (indexed_or_indirect_operand):
7452 Delete VSX load/store with update support.
7453 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
7454 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
7458 (VStype_load_update): Ditto.
7459 (VStype_store_update): Ditto.
7460 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
7461 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
7463 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
7464 load/store with update builtins.
7466 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
7468 * libgcc2.c (L_trampoline): Prototype for getpagesize
7469 and mprotect in WINNT case.
7471 2009-09-24 Anatoly Sokolov <aesok@post.ru>
7473 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
7474 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
7475 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
7476 'outgoing' argument.
7477 (TARGET_FUNCTION_VALUE): Define.
7479 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
7481 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
7483 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
7486 * common.opt: Initialize dwarf_strict to -1.
7487 * toplev.c (process_options): Catch unset dwarf_strict
7488 and set to 0 for all targets not overriding.
7489 * config/darwin.c (darwin_override_options): Catch unset
7490 dwarf_strict and override to 1.
7492 2009-09-24 Jeff Law <law@redhat.com>
7494 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
7496 2009-09-24 Richard Guenther <rguenther@suse.de>
7498 PR tree-optimization/36143
7499 PR tree-optimization/38747
7500 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
7501 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
7503 2009-09-24 Jakub Jelinek <jakub@redhat.com>
7506 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
7507 return false instead of gcc_unreachable (). For CONST return the
7508 value returned by recursive call instead of always returning true.
7509 (tree_add_const_value_attribute): Return the value returned by
7510 add_const_value_attribute instead of always returning true if rtl
7513 2009-09-23 Justin Seyster <jrseys@gmail.com>
7515 * Makefile.in (PLUGIN_HEADERS): Include real.h.
7517 2009-09-24 Jakub Jelinek <jakub@redhat.com>
7519 * cgraphunit.c (cgraph_lower_function): Revert last change.
7520 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
7521 instead of DECL_NO_STATIC_CHAIN.
7522 * tree-cfg.c (verify_gimple_call): Likewise.
7523 * tree-nested.c (get_chain_decl, get_chain_field,
7524 convert_tramp_reference_op, convert_gimple_call): Likewise.
7525 (convert_all_function_calls): Likewise. Always set or clear
7526 DECL_STATIC_CHAIN initially, for !n->outer clear it.
7527 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
7528 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
7530 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
7531 DECL_NO_STATIC_CHAIN.
7532 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
7533 instead of DECL_NO_STATIC_CHAIN.
7534 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
7535 decl_function_context.
7536 * varasm.c (initializer_constant_valid_p): Likewise.
7537 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
7538 (DECL_STATIC_CHAIN): ... this.
7539 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
7540 instead of DECL_NO_STATIC_CHAIN.
7542 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
7543 Rafael Avila de Espindola <espindola@google.com>
7545 * gengtype.c (nb_plugin_files): Make it unsigned to match
7546 num_gt_files. Adjust other variables to avoid warnings.
7547 (main): Allocate an all zero lang_bitmap before each plugin file name
7548 to match regular file names.
7550 2009-09-23 Richard Henderson <rth@redhat.com>
7552 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
7553 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
7554 static chain passed in memory.
7555 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
7556 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
7557 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
7558 STATIC_CHAIN_REGNUM defined.
7560 * config/picochip/picochip-protos.h: s/class/klass/.
7561 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
7562 (picochip_static_chain): New.
7563 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
7564 (STATIC_CHAIN_INCOMING): Remove.
7566 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
7567 (xtensa_static_chain): New.
7568 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
7569 (STATIC_CHAIN_INCOMING): Remove.
7571 2009-09-23 Anatoly Sokolov <aesok@post.ru>
7573 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
7574 * config/pa/pa-protos.h (function_value): Remove.
7575 * config/pa/pa.c (pa_function_value): Rename from function_value.
7576 Make static, add 'outgoing' argument.
7577 (TARGET_FUNCTION_VALUE): Define.
7579 2009-09-23 Anatoly Sokolov <aesok@post.ru>
7581 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
7582 instead of cfun->machine->is_leaf.
7583 * config/avr/avr.h (machine_function): Remove is_leaf field.
7585 2009-09-23 Jakub Jelinek <jakub@redhat.com>
7588 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
7589 DW_OP_piece after DW_OP_stack_value, adjust size calculations
7590 for it, when DW_OP_stack_value and DW_OP_implicit_value has
7591 the same size, prefer DW_OP_stack_value.
7592 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
7593 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
7595 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
7598 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
7600 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
7603 * cfgexpand.c (convert_debug_memory_address): New.
7604 (expand_debug_expr): Convert base address and offset to the same
7605 mode. Use it to convert addresses to other modes. Accept
7608 2009-09-23 Dodji Seketeli <dodji@redhat.com>
7611 * function.h (types_used_by_vars_hash): Declare new hash table.
7612 (types_used_by_vars_eq, types_used_by_var_decl_insert): Declare
7613 equality and hash function for the hash table.
7614 (types_used_by_cur_var_decl): Declare a new global chained list.
7615 (types_used_by_var_decl_insert): Declare new function.
7616 * function.c (types_used_by_vars_hash): Define the hashtable ...
7617 (types_used_by_vars_eq, types_used_by_vars_do_hash): ... as well as
7618 its equality and hash functions.
7619 (hash_types_used_by_vars_entry): New hash helper.
7620 (types_used_by_cur_var_decl): Define the global chained list.
7621 (used_types_insert): Update the list of types used by the global
7622 variable being parsed.
7623 (types_used_by_var_decl_insert): Define new function.
7624 * c-common.h (record_types_used_by_current_var_decl): Declare ...
7625 * c-common.c (record_types_used_by_current_var_decl): ... new
7627 * c-decl.c (finish_decl): Record the types used by the global
7628 variable declaration we've just parsed.
7629 * dwarf2out.c (premark_used_types): Insert a new line between
7630 comment and function.
7631 (premark_used_types_helper): Fix comment.
7632 (premark_types_used_by_global_vars_helper,
7633 premark_types_used_by_global_vars): New functions.
7634 (prune_unused_types): Do not prune types used by global variables.
7636 2009-09-23 Richard Guenther <rguenther@suse.de>
7638 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
7639 produced for bigendian targets with promoted subregs.
7641 2009-09-23 Richard Guenther <rguenther@suse.de>
7643 * value-prof.c (gimple_ic): Purge old EH edges only after building
7646 2009-09-23 Nick Clifton <nickc@redhat.com>
7648 * config/arc/arc.c (arc_trampoline_init): Fix typo.
7650 2009-09-23 Jakub Jelinek <jakub@redhat.com>
7653 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
7656 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
7657 on non-nested functions.
7659 2009-09-23 Jakub Jelinek <jakub@redhat.com>
7660 Jan Hubicka <jh@suse.cz>
7662 * dwarf2out.c (loc_list_plus_const): Only define if
7663 DWARF2_DEBUGGING_INFO.
7664 (address_of_int_loc_descriptor): Likewise.
7667 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
7669 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
7672 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
7673 constant is more than zero.
7675 2009-09-23 Alan Modra <amodra@bigpond.net.au>
7678 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
7679 call final to emit non-scheduled prologue, instead insert at entry.
7681 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
7682 Joseph S. Myers <joseph@codesourcery.com>
7684 * doc/install.texi (*-*-freebsd*): Add proper format codes.
7686 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
7687 Rafael Avila de Espindola <espindola@google.com>
7689 * gengtype.c (is_file_equal): New function.
7690 (close_output_files): Use is_file_equal. Free of->buf.
7692 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
7693 Rafael Avila de Espindola <espindola@google.com>
7695 * gengtype.c (write_types, write_local): Add the output_header
7696 argument. Update all callers.
7698 2009-09-22 Dodji Seketeli <dodji@redhat.com>
7700 * dwarf2out.c (template_parameter_pack_die,
7701 gen_formal_parameter_pack_die ): New functions.
7702 (make_ith_pack_parameter_name): Remove this function.
7703 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
7704 DW_TAG_formal_parameter_pack.
7705 (gen_generic_params_dies): Represent each template parameter pack
7706 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
7707 represented by usual DW_TAG_template_*_parameter DIEs that are
7708 children of the DW_TAG_template_parameter_pack element DIE.
7709 (generic_parameter_die): This doesn't deal with parameter pack
7710 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
7711 of parameter pack DIEs.
7712 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
7713 in certain cases, e.g. for pack elements.
7714 (gen_formal_types_die, gen_decl_die): Adjust usage of
7715 gen_formal_parameter_die.
7716 (gen_subprogram_die): Represent each function parameter pack by a
7717 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
7718 represented by usual DW_TAG_formal_parameter DIEs that are children
7719 of the DW_TAG_formal_parameter_pack DIE. Remove references to
7720 ____builtin_va_alist decls as no part of the compiler uses those
7722 * langhooks.h (struct lang_hooks_for_decls): Add
7723 function_parm_expanded_from_pack_p, get_generic_function_decl
7724 and function_parameter_pack_p hooks. Fix comment for
7725 get_innermost_generic_parms hook.
7726 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
7727 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
7728 macros and use them to initialize lang_hook.
7730 2009-09-22 Richard Henderson <rth@redhat.com>
7732 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
7733 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
7734 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
7735 on TRAMPOLINE_TEMPLATE.
7736 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
7737 TRAMPOLINE_ADJUST_ADDRESS.
7738 * targhooks.c (default_asm_trampoline_template): Remove.
7739 (default_trampoline_adjust_address): Remove.
7740 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
7741 * targhooks.h: Update decls.
7743 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
7745 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
7746 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
7747 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
7749 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
7752 * reload1.c (reload): Reset debug insns with pseudos without
7755 2009-09-22 Janis Johnson <janis187@us.ibm.com>
7757 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
7758 unconditional true for decimal float modes.
7759 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
7760 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
7762 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
7764 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
7765 Enable a new case for __FreeBSD__ >= 7.
7766 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
7767 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
7768 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
7769 and USE_LD_AS_NEEDED.
7771 * doc/install.texi (*-*-freebsd*): Update target information.
7773 2009-09-22 Richard Guenther <rguenther@suse.de>
7776 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
7777 arrays really properly.
7779 2009-09-22 Richard Henderson <rth@redhat.com>
7782 * target.h (struct gcc_target): Add asm_out.trampoline_template,
7783 calls.static_chain, calls.trampoline_init,
7784 calls.trampoline_adjust_address.
7785 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
7786 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
7787 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
7788 * builtins.c (expand_builtin_setjmp_receiver): Use
7789 targetm.calls.static_chain; only clobber registers.
7790 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
7791 set up memory attributes properly for the trampoline block.
7792 (expand_builtin_adjust_trampoline): Use
7793 targetm.calls.trampoline_adjust_address.
7794 * calls.c (prepare_call_address): Add fndecl argument. Use
7795 targetm.calls.static_chain.
7796 * df-scan.c (df_need_static_chain_reg): Remove.
7797 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
7798 consolodate static chain handling.
7799 * doc/tm.texi: Document new hooks.
7800 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
7801 (init_emit_regs): Don't initialize them.
7802 * expr.h (prepare_call_address): Update decl.
7803 * final.c (profile_function): Use targetm.calls.static_chain.
7804 * function.c (expand_function_start): Likewise.
7805 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
7806 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
7807 only clobber registers.
7808 * targhooks.c (default_static_chain): New.
7809 (default_asm_trampoline_template, default_trampoline_init): New.
7810 (default_trampoline_adjust_address): New.
7811 * targhooks.h: Declare them.
7812 * varasm.c (assemble_trampoline_template): Use
7813 targetm.asm_out.trampoline_template. Make the memory block const
7816 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
7817 alpha_initialize_trampoline. Make static. Merge VMS parameter
7818 differences into the TARGET_ABI_OPEN_VMS code block.
7819 (TARGET_TRAMPOLINE_INIT): New.
7820 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
7821 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
7822 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
7823 (INITIALIZE_TRAMPOLINE): Remove.
7825 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
7826 (TRAMPOLINE_TEMPLATE): Merge with ...
7827 (INITIALIZE_TRAMPOLINE): ... this and move ...
7828 * config/arc/arc.c (arc_trampoline_init): ... here.
7829 (TARGET_TRAMPOLINE_INIT): New.
7831 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
7832 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
7833 (arm_asm_trampoline_template): New.
7834 (arm_trampoline_init, arm_trampoline_adjust_address): New.
7835 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
7836 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
7837 code to arm_asm_trampoline_template.
7838 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
7839 arm_trampoline_adjust_address.
7840 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
7841 adjust for target hook parameters.
7843 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
7846 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
7847 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
7848 (bfin_trampoline_init): Rename from initialize_trampoline;
7849 make static; update for target hook parameters.
7850 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
7851 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
7852 bfin_asm_trampoline_template.
7853 (INITIALIZE_TRAMPOLINE): Remove.
7855 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
7856 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
7857 cris_trampoline_init): New.
7858 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
7859 cris_asm_trampoline_template.
7860 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
7861 adjust for target hook parameters.
7863 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
7865 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
7866 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
7867 fr30_trampoline_init): New.
7868 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
7869 fr30_asm_trampoline_template.
7870 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
7871 adjust for target hook parameters.
7873 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
7874 (frv_trampoline_init): Rename from frv_initialize_trampoline;
7875 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
7876 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
7877 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
7879 * config/h8300/h8300.c (h8300_trampoline_init): New.
7880 (TARGET_TRAMPOLINE_INIT): New.
7881 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
7882 to h8300_trampoline_init and adjust for hook parameters.
7884 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
7885 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
7886 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
7887 make static; adjust for hook parameters.
7888 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
7890 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
7891 (TARGET_TRAMPOLINE_INIT): New.
7892 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
7893 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
7894 iq2000_asm_trampoline_template.
7895 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
7896 (TRAMPOLINE_CODE_SIZE): New.
7897 (TRAMPOLINE_SIZE): Use it.
7898 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
7900 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
7901 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
7902 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
7903 adjust for hook parameters.
7904 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
7906 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
7907 (m32r_trampoline_init): New.
7908 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
7909 m32r_trampoline_init.
7911 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
7912 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
7913 make static; update for hook parameters.
7914 * config/m68hc11/m68hc11-protos.h: Update.
7915 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
7917 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
7918 (TARGET_TRAMPOLINE_INIT): New.
7919 (mcore_function_value): Fix typo.
7920 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
7921 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
7922 to mcore_asm_trampoline_template.
7923 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
7925 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
7926 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
7927 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
7928 update for hook parameters.
7929 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
7931 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
7932 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
7933 mips_trampoline_init): New.
7934 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
7935 mips_asm_trampoline_template.
7936 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
7937 update for hook parameters.
7939 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
7940 (TARGET_TRAMPOLINE_INIT): New.
7941 (mmix_trampoline_size): Remove.
7942 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
7943 make static. Remove out-of-date tetra vs octa comment.
7944 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
7945 make static; update for hook parameters.
7946 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
7947 (INITIALIZE_TRAMPOLINE): Remove.
7948 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
7949 (TRAMPOLINE_ALIGNMENT): New.
7950 * gcc/config/mmix/mmix-protos.h: Update.
7952 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
7953 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
7954 mn10300_trampoline_init): New.
7955 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
7956 mn10300_asm_trampoline_template.
7957 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
7959 * config/moxie/moxie.c (moxie_static_chain,
7960 moxie_asm_trampoline_template, moxie_trampoline_init,
7961 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
7962 TARGET_TRAMPOLINE_INIT): New.
7963 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
7964 moxie_trampoline_init.
7965 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
7966 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
7968 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
7969 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
7970 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
7971 pa_trampoline_adjust_address): New.
7972 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
7973 pa_asm_trampoline_template.
7974 (TRAMPOLINE_ALIGNMENT): New.
7975 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
7976 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
7977 adjust for hook parameters.
7978 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
7980 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
7981 (TARGET_TRAMPOLINE_INIT): New.
7982 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
7983 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
7985 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
7987 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
7988 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
7989 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
7990 make static; adjust parameters for the hook.
7991 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
7993 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
7994 s390_trampoline_template; make static.
7995 (s390_trampoline_init): Rename from s390_initialize_trampoline;
7996 make static; adjust for target hook.
7997 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
7998 * config/s390/s390-protos.h: Remove trampoline decls.
7999 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
8000 (TRAMPOLINE_TEMPLATE): Remove.
8001 (TRAMPOLINE_ALIGNMENT): New.
8003 * config/score/score-protos.h (score_initialize_trampoline): Remove.
8004 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
8005 (TARGET_TRAMPOLINE_INIT): New.
8006 (score_asm_trampoline_template): New.
8007 (score_trampoline_init): Rename from score_initialize_trampoline;
8008 make static; adjust for hook parameters.
8009 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
8010 score[37]_asm_trampoline_template.
8011 (INITIALIZE_TRAMPOLINE): Remove.
8012 * config/score/score3.c (score3_asm_trampoline_template): New.
8013 (score3_trampoline_init): Rename from score3_initialize_trampoline;
8014 adjust for target hook.
8015 * config/score/score7.c (score7_asm_trampoline_template): New.
8016 (score7_trampoline_init): Rename from score7_initialize_trampoline;
8017 adjust for target hook.
8018 * config/score/score3.h, config/score/score7.h: Update.
8020 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
8021 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
8022 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
8023 (sh_trampoline_init): Rename from sh_initialize_trampoline;
8024 make static; adjust for target hook parameters.
8025 (sh_trampoline_adjust_address): New.
8026 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
8027 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
8029 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
8030 (sparc32_initialize_trampoline): Rename from
8031 sparc_initialize_trampoline; make static; replace tramp parameter
8032 with m_tramp and update memory accesses.
8033 (sparc64_initialize_trampoline): Similarly.
8034 (sparc_trampoline_init): New.
8035 * config/sparc/sparc-protos.h: Remove trampoline decls.
8036 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
8037 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
8039 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
8040 (array_to_constant): Make ARR parameter const.
8041 (spu_trampoline_init): Rename from spu_initialize_trampoline;
8042 make static; update for hook parameters.
8043 * config/spu/spu-protos.h: Update decls.
8044 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
8046 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
8047 from xstormy16_initialize_trampoline; make static; update for
8049 (TARGET_TRAMPOLINE_INIT): New.
8050 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
8052 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
8053 (TARGET_TRAMPOLINE_INIT): New.
8054 (v850_can_eliminate): Make static.
8055 (v850_asm_trampoline_template, v850_trampoline_init): New.
8056 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
8057 v850_asm_trampoline_template.
8058 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
8059 and adjust for target hook parameters.
8061 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
8062 (TARGET_TRAMPOLINE_INIT): New.
8063 (vax_asm_trampoline_template, vax_trampoline_init): New.
8064 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
8065 vax_asm_trampoline_template.
8066 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
8068 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
8069 (TARGET_TRAMPOLINE_INIT): New.
8070 (xtensa_asm_trampoline_template): Rename from
8071 xtensa_trampoline_template; make static.
8072 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
8073 make static; update for hook parameters.
8074 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
8075 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
8076 (INITIALIZE_TRAMPOLINE): Remove.
8078 * config/i386/i386.c (ix86_function_regparm): Do not issue an
8079 error for nested functions with regparm=3.
8080 (ix86_compute_frame_layout): Adjust frame pointer offset for
8081 ix86_static_chain_on_stack.
8082 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
8083 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
8084 don't reset to UNITS_PER_WORD.
8085 (ix86_emit_leave): Adjust ix86_cfa_state.
8086 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
8087 (ix86_static_chain): New.
8088 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
8089 make static; update for target hook parameters; use ix86_static_chain.
8090 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
8091 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
8092 (INITIALIZE_TRAMPOLINE): Remove.
8093 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
8094 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
8095 to the end. Add static_chain_on_stack.
8096 (ix86_static_chain_on_stack): New.
8098 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
8099 (m68k_output_mi_thunk): Don't use static_chain_rtx.
8100 (m68k_trampoline_init): New.
8101 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
8102 m68k_trampoline_init and adjust for hook parameters.
8103 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
8104 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
8106 2009-09-22 Jakub Jelinek <jakub@redhat.com>
8108 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
8109 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
8111 * reload1.c (reload): Call wrap_constant when substituting
8112 reg for equiv inside of DEBUG_INSNs.
8115 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
8116 add_call_src_coords_attributes, add_high_low_attributes,
8117 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
8118 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
8119 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
8120 when -gdwarf-2 -gstrict-dwarf.
8121 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
8122 -gdwarf-[23] -gstrict-dwarf.
8123 (address_of_int_loc_descriptor, loc_descriptor,
8124 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
8125 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
8126 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
8128 2009-09-22 Richard Guenther <rguenther@suse.de>
8130 PR tree-optimization/41428
8131 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
8132 (ccp_finalize): Pass it to substitute_and_fold.
8134 2009-09-22 Richard Guenther <rguenther@suse.de>
8136 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
8137 (substitute_and_fold): Adjust prototype.
8138 * tree-vrp.c (vrp_evaluate_conditional): Make static.
8139 (simplify_stmt_using_ranges): Likewise.
8140 (fold_predicate_in): Move here from tree-ssa-propagate.c.
8141 (vrp_fold_stmt): New function.
8142 (vrp_finalize): Pass it to substitute_and_fold.
8143 * tree-flow.h (vrp_evaluate_conditional): Remove.
8144 (simplify_stmt_using_ranges): Likewise.
8145 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
8146 * tree-ssa-copy.c (fini_copy_prop): Likewise.
8147 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
8149 (fold_predicate_in): Move to tree-vrp.c.
8150 (substitute_and_fold): Use the callback instead of calling into
8151 tree-vrp.c functions directly.
8153 2009-09-22 Jakub Jelinek <jakub@redhat.com>
8155 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
8156 comparison warning on rs6000.
8159 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
8160 GIMPLE_EH_MUST_NOT_THROW cleanup.
8161 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
8163 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
8166 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
8167 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
8168 LIB_SPEC for darwin10 and later since it always uses the unwinder in
8169 libSystem which is derived from the gcc 4.2.1 unwinder.
8171 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
8174 * varasm.c (default_encode_section_info): Copy TLS model into
8175 sym_ref flags regardless of backend support for TLS, for all
8176 model types except TLS_MODEL_EMULATED.
8178 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
8181 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
8182 we can handle it correctly.
8184 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
8186 * doc/install.texi (os2): Remove section.
8188 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
8190 * doc/standards.texi (Objective-C): Adjust two URLs.
8192 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
8194 * tree-tailcall.c (process_assignment): Don't check if a
8195 multiplication or an addition are already present.
8196 (find_tail_calls): Combine multiple additions and multiplications.
8197 (adjust_accumulator_values): Emit accumulators.
8199 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
8201 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
8202 xmm register restore.
8204 2009-09-21 Jan Hubicka <jh@suse.cz>
8206 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
8207 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
8210 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
8212 * stor-layout.c (layout_type): Remove obsolete code.
8214 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
8217 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
8219 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8222 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
8223 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
8224 (fold_builtin_2, do_mpc_arg1): Update accordingly.
8225 * fold-const.c (const_binop): Likewise.
8226 * real.h (do_mpc_arg2): Update prototype.
8228 2009-09-20 Jan Hubicka <jh@suse.cz>
8230 * dwarf2out.c (add_const_value_attribute): Return true if successful.
8231 (add_location_or_const_value_attribute): Rewrite using
8233 (tree_add_const_value_attribute): Return true if successful.
8234 (tree_add_const_value_attribute_for_decl): Likewise.
8236 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
8237 (loc_descriptor): ... here;
8238 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
8239 (cst_pool_loc_descr): Break out from ...; do not reffer constant
8240 pool items that was not marked for output.
8241 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
8242 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
8243 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
8244 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
8245 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
8246 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
8247 DW_OP_stack_value to get address of items that are not available
8249 (dw_loc_list): Handle single element lists correctly.
8251 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
8252 Pascal Obry <obry@adacore.com>
8254 * unwind-dw2-fde.c (classify_object_over_fdes):
8255 Cast the constant 1 to _Unwind_Ptr.
8256 (add_fdes): Likewise.
8257 (linear_search_fdes): Likewise.
8259 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
8261 * stor-layout.c (set_sizetype): Avoid useless type copy.
8263 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
8265 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
8267 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
8268 * configure, config.in: Regenerate.
8269 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
8271 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
8272 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
8273 for global data if the output could be used in a shared library.
8274 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
8275 to 0 if TARGET_WRITABLE_EH_FRAME.
8277 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
8279 PR rtl-optimization/39886
8280 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
8281 just when insn is equal to BB_END (bb).
8283 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
8285 * config/mips/mips.opt (mrelax-pic-calls): New option.
8286 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
8288 (mips_unspec_call): Change "unspec_call" expander into this.
8289 (mips_strip_unspec_call): New function.
8290 (mips_got_load): Call mips_unspec_call instead of
8291 gen_unspec_call<mode>.
8292 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
8294 (mips_cfg_in_reorg): New function.
8295 (mips16_lay_out_constants): Use it to decide whether to call
8296 CFG-aware insn splitting.
8297 (r10k_insert_cache_barriers): Move CFG set-up code from here to
8298 mips_reorg. Move DF set-up code from here ...
8299 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
8301 (mips_reorg): Call mips_df_reorg instead of
8302 r10k_insert_cache_barriers. Move CFG set-up code here from
8303 r10k_insert_cache_barriers.
8304 (mips_call_expr_from_insn): New function.
8305 (mips_pic_call_symbol_from_set): Likewise.
8306 (mips_find_pic_call_symbol): Likewise.
8307 (mips_annotate_pic_call_expr): Likewise.
8308 (mips_get_pic_call_symbol): Likewise.
8309 (mips_annotate_pic_calls): Likewise.
8310 (mips_override_options): Disable -mrelax-pic-calls unless PIC
8312 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
8313 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
8314 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
8316 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
8317 (unspec_call<mode>): Remove it.
8318 (sibcall_internal, sibcall_value_internal,
8319 sibcall_value_multiple_internal, call_internal, call_split,
8320 call_value_internal, call_value_split,
8321 call_value_multiple_internal, call_value_multiple_split): Pass
8322 SIZE_OPNO to MIPS_CALL.
8323 (call_internal_direct, call_direct_split,
8324 call_value_internal_direct, call_value_direct_split): Pass -1 as
8325 SIZE_OPNO to MIPS_CALL.
8326 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
8327 * configure: Regenerate.
8328 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
8329 and -mno-relax-pic-calls.
8330 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
8332 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8335 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
8336 in the directory this rule is called from, rather than the
8337 toplevel 'gcc' directory, to fix in-tree build.
8339 2009-09-19 Chris Demetriou <cgd@google.com>
8341 PR preprocessor/28435:
8342 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
8343 to cpplib that the preprocessor output is needed.
8345 2009-09-19 Jakub Jelinek <jakub@redhat.com>
8347 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
8348 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
8349 *return_and_restore_fpregs_<mode>,
8350 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
8353 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
8354 instead of assuming it has always a REG inside of it.
8356 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
8358 * config/freebsd.h: Update comment on types.
8359 (WINT_TYPE): Define.
8361 2009-09-18 Jason Merrill <jason@redhat.com>
8363 * c.opt: Add -fno-deduce-init-list.
8365 2009-09-18 Neil Vachharajani <nvachhar@google.com>
8367 * value-prof.c (interesting_stringop_to_profile_p): Added output
8368 argument to indicate which parameter is the size parameter.
8369 * value-prof.c (gimple_stringop_fixed_value): Use
8370 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
8371 * value-prof.c (gimple_stringops_transform): Update call sites to
8372 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
8374 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
8377 From David Binderman <dcb314@hotmail.com>:
8378 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
8379 local variable f. Remove stale comments.
8380 (ix86_compute_frame_layout): Remove useless local variable total_size.
8381 Remove #if 0'd code.
8382 (legitimate_address_p): Remove useless local variables
8383 reason_rtx and reason.
8384 (ix86_split_copysign_const): Remove useless local variable op1.
8385 (scale_counter): Remove useless local variable piece_size_mask.
8387 2009-09-18 Jakub Jelinek <jakub@redhat.com>
8389 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
8392 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
8395 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
8397 2009-09-17 Jakub Jelinek <jakub@redhat.com>
8399 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
8402 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
8404 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
8405 DW_OP_implicit_value even without dwarf_version 4.
8407 2009-09-17 Jan Hubicka <jh@suse.cz>
8409 * dwarf2out.c: Include tree-pass.h and gimple.h.
8410 (loc_list_plus_const): New function.
8411 (loc_descriptor_from_tree_1): Rename to ...
8412 (loc_descriptor_from_tree): ... remove original.
8413 (loc_list_from_tree): New function.
8414 (add_AT_location_description): Accept location list.
8415 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
8416 (concatn_mem_loc_descriptor): Remove.
8417 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
8419 (secname_for_decl): Move up.
8420 (hidden_reference_p): New function; break out from ...
8421 (loc_by_refernece): ... here; move up.
8422 (dw_loc_list): New function.
8423 (single_element_loc_list): New function.
8424 (single_element_loc_list_p): New function.
8425 (add_loc_descr_to_each): New function.
8426 (add_loc_list): New function.
8427 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
8428 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
8429 add diagnostics why expansion failed.
8430 (add_location_or_const_value_attribute): Support location lists.
8431 (add_bound_info): Likewise.
8432 (descr_info_loc): Update call of loc_descriptor_from_tree.
8433 (gen_variable_die): Work on location lists.
8434 * final.c (pass_final): Add dump file.
8435 * Makefile.in (dwarf2out.o): Add new dependencies.
8437 2009-09-17 Janis Johnson <janis187@us.ibm.com>
8440 * real.c decimal_from_integer, decimal_integer_string): New.
8441 (real_from_integer): Use them as special case for decimal float.
8442 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
8443 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
8444 Do not append zero after the decimal point in string to convert.
8446 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
8448 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
8449 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
8451 2009-09-17 Martin Jambor <mjambor@suse.cz>
8453 * common.opt (fipa-sra): New switch.
8454 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
8455 * timevar.def (TV_IPA_SRA): New timevar.
8456 * params.def (ipa-sra-ptr-growth-factor): New parameter.
8457 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
8458 * tree-sra.c: Include cgraph.c.
8459 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
8460 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
8461 and grp_not_necessarilly_dereferenced.
8462 (func_param_count): New variable.
8463 (encountered_apply_args): New variable.
8464 (bb_dereferences): New variable.
8465 (final_bbs): New variable.
8466 (no_accesses_representant): New variable.
8467 (no_accesses_p): New function.
8468 (dump_access): Dump the new fields.
8469 (sra_initialize): Set encountered_apply_args to false.
8470 (get_ssa_base_param): New function.
8471 (mark_parm_dereference): New function.
8472 (create_access): Caring for INIDRECT_REFs and different handling of
8473 varialble length accesses in early IPA SRA. Store the stmt - a new
8474 parameter - to the new access.
8475 (build_access_from_expr_1): New parameter stmt, passed to
8476 create_access. Handle INDIRECT_REFs.
8477 (build_access_from_expr): Pass the current statement to
8478 build_access_from_expr_1.
8479 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
8481 (build_accesses_from_assign): Pass the current statement to
8482 build_access_from_expr_1. Do not create assign links in IPA-SRA.
8483 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
8484 final_bbs when necessary. Check for calls to __builtin_apply_args.
8485 Fixup EH info if anythng was changed.
8486 (is_unused_scalar_param): New function.
8487 (ptr_parm_has_direct_uses): New function.
8488 (find_param_candidates): New function.
8489 (mark_maybe_modified): New function.
8490 (analyze_modified_params): New function.
8491 (propagate_dereference_distances): New function.
8492 (dump_dereferences_table): New function.
8493 (analyze_caller_dereference_legality): New function.
8494 (unmodified_by_ref_scalar_representative): New function.
8495 (splice_param_accesses): New function.
8496 (decide_one_param_reduction): New function.
8497 (enum ipa_splicing_result): New type.
8498 (splice_all_param_accesses): New function.
8499 (get_param_index): New function.
8500 (turn_representatives_into_adjustments): New function.
8501 (analyze_all_param_acesses): New function.
8502 (get_replaced_param_substitute): New function.
8503 (get_adjustment_for_base): New function.
8504 (replace_removed_params_ssa_names): New function.
8505 (sra_ipa_reset_debug_stmts): New function.
8506 (sra_ipa_modify_expr): New function.
8507 (sra_ipa_modify_assign): New function.
8508 (convert_callers): New function.
8509 (modify_function): New function.
8510 (ipa_sra_preliminary_function_checks): New function.
8511 (ipa_early_sra): New function.
8512 (ipa_early_sra_gate): New function.
8513 (pass_early_ipa_sra): New variable.
8514 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
8516 2009-09-17 Michael Matz <matz@suse.de>
8519 * tree.c (build_type_attribute_qual_variant): Export.
8520 * tree.h (build_type_attribute_qual_variant): Declare.
8521 * tree-inline.c (remap_type_1): Use it to build variants with
8522 the original qualifiers and attributes.
8524 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8526 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
8527 without a fallthrough edge.
8529 2009-09-16 DJ Delorie <dj@redhat.com>
8531 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
8532 chip and ignore the "fast_interrupt" attribute if so.
8534 2009-09-16 Richard Henderson <rth@redhat.com>
8537 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
8540 2009-09-16 Richard Henderson <rth@redhat.com>
8543 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
8544 is set only if DECL_NO_STATIC_CHAIN is unset.
8545 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
8546 (FOR_EACH_NEST_INFO): New.
8547 (walk_all_functions): Use it.
8548 (finalize_nesting_tree): Likewise.
8549 (unnest_nesting_tree): Likewise.
8550 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
8551 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
8552 (convert_gimple_call): Early out if gimple_call_chain already set.
8553 (convert_all_function_calls): Iterate until no new functions
8554 require a static chain.
8555 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
8556 when building a trampoline. Use dump_function_to_file instead
8558 (lower_nested_functions): Open dump_file. Validate that decls
8559 that have DECL_NO_STATIC_CHAIN from the front end don't have that
8560 bit reset by this pass.
8562 2009-09-16 Michael Matz <matz@suse.de>
8565 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
8566 shorten decl_common_unused.
8567 (DECL_RESTRICTED_P): New accessor.
8568 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
8569 to disambiguate marked decls and restrict pointers.
8571 2009-09-16 Richard Henderson <rth@redhat.com>
8574 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
8576 2009-09-16 Jakub Jelinek <jakub@redhat.com>
8578 * integrate.c (set_block_abstract_flags): Call
8579 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
8581 2009-09-16 Richard Guenther <rguenther@suse.de>
8584 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
8587 2009-09-16 DJ Delorie <dj@redhat.com>
8588 Kaz Kojima <kkojima@gcc.gnu.org>
8590 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
8591 (sh_expand_prologue): Update calls to output_stack_adjust.
8592 (sh_expand_epilogue): Likewise.
8594 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
8597 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
8598 trying to limit the extent of searches in the insn stream.
8600 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
8601 Jakub Jelinek <jakub@redhat.com>
8605 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
8607 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
8608 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
8609 (rs6000_savres_strategy): Always save FP registers inline if the
8610 target doesn't support hardware double-precision. Set the above
8611 bits in return value when needed.
8612 (rs6000_savres_routine_sym): Fix computation for cache selector.
8613 Mark the generated symbol as a function. Rename exitp argument to
8614 lr. Move code for determining the name of the symbol...
8615 (rs6000_savres_routine_name): ...here. New function. Add cases for
8616 getting the names right on AIX and 64-bit Linux.
8617 (savres_routine_name): New variable.
8618 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
8619 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
8620 on what the target routine uses as a base register. If savep && lr
8621 describe saving of r0 into memory slot.
8622 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
8623 line calls for AIX ABI.
8624 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
8625 determine FP save/restore functions.
8626 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
8627 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
8629 (rs6000_emit_epilogue): Adjust computation of restore_lr.
8630 Duplicate restoration of LR and execute the appropriate one
8631 depending on whether GPRs are being restored inline. Set r11 from
8632 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
8633 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
8634 Fix out of line calls for AIX ABI.
8635 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
8637 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
8639 (*restore_gpregs_spe): Likewise.
8640 (*return_and_restore_gpregs_spe): Likewise.
8641 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
8642 Define to empty string unconditionally.
8643 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
8644 Define to empty string unconditionally.
8645 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
8648 2009-09-15 Jan Hubicka <jh@suse.cz>
8650 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
8651 * params.def (inline-insns-auto): Likewise.
8653 2009-09-15 Martin Jambor <mjambor@suse.cz>
8655 * ipa-inline.c (estimate_function_body_sizes): Dump info about
8656 individual statements only at TDF_DETAILS dump level. Format
8657 source for 80 characters per line.
8659 2009-09-15 Christian Bruel <christian.bruel@st.com>
8661 * regrename.c (do_replace): Update REG_DEAD notes.
8663 2009-09-15 Revital Eres <eres@il.ibm.com>
8665 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
8666 * targhooks.c (default_builtin_support_vector_misalignment):
8667 New builtin function.
8668 * targhooks.h (default_builtin_support_vector_misalignment):
8670 * target.h (builtin_support_vector_misalignment):
8671 New field in struct gcc_target.
8672 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
8673 new builtin function.
8674 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
8676 * config/rs6000/rs6000.c
8677 (rs6000_builtin_support_vector_misalignment): New function.
8678 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
8680 2009-09-15 Jie Zhang <jie.zhang@analog.com>
8682 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
8684 (bfin_optimize_loop): Likewise.
8685 (bfin_gen_bundles): Likewise.
8686 (workaround_speculation): Likewise.
8687 (find_load): Return NULL_RTX for debug_insn.
8689 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
8691 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
8694 2009-09-14 DJ Delorie <dj@redhat.com>
8696 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
8697 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
8700 2009-09-14 Richard Henderson <rth@redhat.com>
8701 Jakub Jelinek <jakub@redhat.com>
8703 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
8704 * cfgbuild.c (make_edges): Handle asm goto.
8705 * cfglayout.c (fixup_reorder_chain): Likewise.
8706 * cfgrtl.c (patch_jump_insn): Likewise.
8707 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
8708 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
8709 (gimple_build_asm_vec): Add and use labels parameter.
8710 (gimple_build_asm): Remove.
8711 (walk_gimple_asm): Walk labels too.
8712 * gimple.def (GIMPLE_ASM): Update docs.
8713 * gimple.h: Update decls.
8714 (struct gimple_statement_asm): Change nc to use unsigned char;
8716 (gimple_asm_nlabels): New.
8717 (gimple_asm_label_op, gimple_asm_set_label_op): New.
8718 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
8719 into gimple_build_asm_vec.
8720 * jump.c (mark_jump_label_asm): New.
8721 (mark_jump_label): Use it.
8722 (redirect_jump_1): Handle asm goto.
8723 (invert_jump_1): Soft fail if X is null.
8724 * recog.c (extract_asm_operands): New.
8725 (asm_noperands): Use it; handle asm labels.
8726 (decode_asm_operands): Use extract_asm_operands.
8727 (asm_operand_ok): Properly handle empty string.
8728 * reg-stack.c (get_asm_operands_in_out): Rename from
8729 get_asm_operand_n_inputs; use extract_asm_operands; return both
8730 inputs and outputs by reference; update all callers.
8731 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
8732 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
8733 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
8734 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
8735 (extract_asm_operands): Declare.
8736 * stmt.c (expand_asm_operands): Add and use labels parameter.
8737 (check_unique_operand_names): Likewise.
8738 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
8739 (expand_asm_stmt): Handle asm labels.
8740 * tree-cfg.c (make_gimple_asm_edges): New.
8741 (make_edges): Use it.
8742 (cleanup_dead_labels): Handle asm labels.
8743 (is_ctrl_altering_stmt): Likewise.
8744 (gimple_redirect_edge_and_branch): Likewise.
8745 * tree.def (ASM_EXPR): Add 5th operand.
8746 * tree.h (ASM_LABELS): New.
8747 (resolve_asm_operand_names): Update decl.
8749 * c-parser.c (c_parser_asm_statement): Parse asm goto.
8750 (c_parser_asm_goto_operands): New.
8751 * c-tree.h (build_asm_expr): Update decl.
8752 * c-typeck.c (build_asm_expr): Add and use labels parameter.
8753 * doc/extend.texi: Document asm goto.
8755 2009-09-14 Richard Henderson <rth@redhat.com>
8757 * except.h: Update declarations.
8758 (struct pointer_map_t): Forward declare.
8759 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
8760 (struct eh_landing_pad_d, eh_landing_pad): New.
8761 (struct eh_catch_d, eh_catch): New.
8762 (struct eh_region_d): Remove next_region_sharing_label, aka,
8763 label, tree_label, landing_pad, post_landing_pad, resume,
8764 may_contain_throw. Rename region_number to index. Remove
8765 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
8766 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
8767 (VEC(eh_landing_pad,gc)): New.
8768 (struct eh_status): Remove last_region_number. Add lp_array,
8769 throw_stmt_table, ttype_data, ehspec_data.
8770 (ehr_next, FOR_ALL_EH_REGION_AT): New.
8771 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
8772 * except.c (lang_protect_cleanup_actions): Return tree.
8773 (struct ehl_map_entry): Remove.
8774 (init_eh_for_function): Push zero entries for region and lp_array.
8775 (gen_eh_region): Add to region_array immediately.
8776 (gen_eh_region_catch): Operate on eh_catch objects.
8777 (gen_eh_landing_pad): New.
8778 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
8779 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
8780 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
8781 (get_eh_landing_pad_from_number_fn): New.
8782 (get_eh_landing_pad_from_number): New.
8783 (get_eh_region_from_lp_number_fn): New.
8784 (get_eh_region_from_lp_number): New.
8785 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
8786 (get_exception_pointer, get_exception_filter): Remove.
8787 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
8788 (current_function_has_exception_handlers): Simplify.
8789 (bring_to_root, eh_region_replaceable_by_p): Remove.
8790 (replace_region, hash_type_list, hash_eh_region): Remove.
8791 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
8792 (label_to_region_map, num_eh_regions): Remove.
8793 (get_next_region_sharing_label, must_not_throw_labels): Remove.
8794 (find_exception_handler_labels): Remove.
8795 (duplicate_eh_regions_0, find_prev_try): Remove.
8796 (struct duplicate_eh_regions_data): New.
8797 (duplicate_eh_regions_1): Rewrite.
8798 (duplicate_eh_regions): Return a pointer map instead of an
8800 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
8801 (redirect_eh_edge_to_label): Remove.
8802 (eh_region_outermost): Rewrite using eh_region pointers
8803 instead of integers.
8804 (add_ttypes_entry): Update for ttype_data move to eh_status.
8805 (add_ehspec_entry): Rewrite with VEC instead of varray.
8806 (assign_filter_values): Likewise. Export.
8807 (build_post_landing_pads, connect_post_landing_pads): Remove.
8808 (dw2_build_landing_pads): Rewrite to use lp_array.
8809 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
8810 (sjlj_assign_call_site_values): Rewrite to use lp_array.
8811 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
8812 (sjlj_mark_call_sites): Update for landing pad numbers.
8813 (finish_eh_generation): Rewrite.
8814 (gate_handle_eh): Do nothing for no eh tree.
8815 (pass_rtl_eh): Move up near finish_eh_generation.
8816 (remove_eh_landing_pad): New.
8817 (remove_eh_handler): Export.
8818 (remove_eh_region, remove_eh_handler_and_replace): Remove.
8819 (for_each_eh_label): Rewrite to use lp_array.
8820 (make_reg_eh_region_note): New.
8821 (make_reg_eh_region_note_nothrow_nononlocal): New.
8822 (insn_could_throw_p): New.
8823 (copy_reg_eh_region_note_forward): New.
8824 (copy_reg_eh_region_note_backward): New.
8825 (check_handled, add_reachable_handler): Remove.
8826 (reachable_next_level, foreach_reachable_handler): Remove.
8827 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
8828 (get_eh_region_and_lp_from_rtx): New.
8829 (get_eh_region_from_rtx): New.
8830 (can_throw_internal_1, can_throw_external_1): Remove.
8831 (can_throw_internal): Use get_eh_region_from_rtx.
8832 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
8833 (insn_nothrow_p, can_nonlocal_goto): New.
8834 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
8835 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
8836 (add_action_record): Use VEC not varray.
8837 (collect_one_action_chain): Update for eh_region changes.
8838 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
8839 Use get_eh_region_and_lp_from_rtx.
8840 (gate_convert_to_eh_region_ranges): New.
8841 (pass_convert_to_eh_region_ranges): Use it.
8842 (push_uleb128, push_sleb128): Use VEC not varray.
8843 (output_one_function_exception_table): Likewise.
8844 (dump_eh_tree): Update for eh_region changes.
8845 (verify_eh_tree): Likewise.
8846 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
8847 * tree-eh.c: Include target.h.
8848 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
8849 Don't disallow GIMPLE_RESX; adjust argument check.
8850 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
8851 (record_stmt_eh_region): Update for landing pad numbers;
8852 generate a landing pad if necessary.
8853 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
8854 (remove_stmt_from_eh_lp_fn): Similarly.
8855 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
8856 Update for lp numbers; don't special case missing throw_stmt_table.
8857 (lookup_expr_eh_lp): Similarly.
8858 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
8859 (eh_seq, eh_region_may_contain_throw): New.
8860 (struct leh_state): Add ehp_region.
8861 (struct leh_tf_state): Remove eh_label.
8862 (emit_post_landing_pad): New.
8863 (emit_resx, emit_eh_dispatch): New.
8864 (note_eh_region_may_contain_throw): New.
8865 (frob_into_branch_around): Take eh_region not eh label;
8866 emit eh code into eh_seq.
8867 (honor_protect_cleanup_actions): Early exit for no actions. Don't
8868 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
8869 lower_eh_must_not_throw. Emit code to eh_seq.
8870 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
8871 (lower_try_finally_onedest): Likewise.
8872 (lower_try_finally_copy): Likewise.
8873 (lower_try_finally_switch): Likewise.
8874 (lower_try_finally): Initialize ehp_region.
8875 (lower_catch): Update for eh_catch objects.
8876 (lower_eh_filter): Don't handle must_not_throw.
8877 (lower_eh_must_not_throw): New.
8878 (lower_cleanup): Don't set eh_label.
8879 (lower_eh_constructs_2): Resolve eh builtins.
8880 Handle GIMPLE_EH_MUST_NOT_THROW.
8881 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
8882 Add eh_seq to the end of the function body.
8883 (make_eh_dispatch_edges): New.
8884 (make_eh_edge): Remove.
8885 (make_eh_edges): Simplify for landing pads.
8886 (redirect_eh_edge_1): New.
8887 (redirect_eh_edge): Use it.
8888 (redirect_eh_dispatch_edge): New.
8889 (stmt_could_throw_p): Use a switch. Allow RESX.
8890 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
8891 (stmt_can_throw_internal): Likewise.
8892 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
8893 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
8894 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
8895 (gate_refactor_eh): New.
8896 (pass_refactor_eh): Use it.
8897 (lower_resx, execute_lower_resx, pass_lower_resx): New.
8898 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
8899 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
8900 (remove_unreachable_handlers): Rename from
8901 tree_remove_unreachable_handlers; rewrite for landing pads;
8902 call remove_eh_handler directly.
8903 (remove_unreachable_handlers_no_lp): New.
8904 (unsplit_eh, unsplit_all_eh): New.
8905 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
8906 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
8907 (cleanup_empty_eh_unsplit): New.
8908 (cleanup_empty_eh): Rewrite.
8909 (cleanup_all_empty_eh): New.
8910 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
8911 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
8912 (gate_cleanup_eh): New.
8913 (pass_cleanup_eh): Use it.
8914 (verify_eh_edges): Move later in file. Expect one EH edge.
8915 (verify_eh_dispatch_edge): New.
8917 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
8918 (gtype-desc.o): Add TARGET_H.
8919 (tree.o): Use EXCEPT_H, not except.h.
8920 (cfgbuild.o): Add EXPR_H.
8921 (GTFILES): Add vecprim.h.
8922 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
8923 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
8924 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
8925 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
8926 * calls.c (emit_call_1): Use make_reg_eh_region_note.
8927 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
8928 calls to can_throw_internal.
8929 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
8930 (make_edges): Don't handle RESX; use can_nonlocal_goto.
8931 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
8932 (expand_gimple_stmt): Use make_reg_eh_region_note.
8933 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
8934 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
8935 or find_exception_handler_labels.
8936 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
8937 there is exacly one EH edge. Use can_nonlocal_goto and
8939 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
8940 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
8941 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
8942 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
8943 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
8944 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
8945 * dse.c (scan_insn): Use insn_could_throw_p.
8946 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
8947 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
8948 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
8949 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
8950 EXC_PTR_EXPR or FILTER_EXPR.
8951 (tree_expr_nonzero_warnv_p): Likewise.
8952 * function.h: Include vecprim.h, not varray.h
8953 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
8954 move ttype_data and ehspec_data members to struct eh_status; change
8955 action_record_data member to a VEC.
8956 * gcse.c (hash_scan_set): Use can_throw_internal.
8957 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
8958 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
8959 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
8960 (block_may_fallthru): Don't handle RESX_EXPR.
8961 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
8962 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
8963 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
8964 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
8965 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
8966 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
8967 (gimple_size): Likewise.
8968 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
8969 (gimple_build_resx): Use gimple_build_with_ops.
8970 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
8971 (is_gimple_val): Likewise.
8972 (is_gimple_stmt): Remove RESX_EXPR.
8973 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
8974 (GIMPLE_RESX): Reorder with other EH constructs.
8975 * gimple.h (struct gimple_statement_eh_mnt): New.
8976 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
8977 (gimple_eh_filter_must_not_throw): Remove.
8978 (gimple_eh_filter_set_must_not_throw): Remove.
8979 (gimple_eh_must_not_throw_fndecl): New.
8980 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
8981 (is_gimple_resx): New.
8982 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
8983 Don't copy EH_FILTER_MUST_NOT_THROW.
8984 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
8985 * ipa-inline.c (estimate_function_body_sizes): Don't try to
8986 handle must_not_throw_labels specially.
8987 * ipa-pure-const.c (check_call): Update debug statement for LP.
8988 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
8989 * ipa-utils.c (get_base_var): Likewise.
8990 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
8991 * lower-subreg.c (move_eh_region_note): Remove.
8992 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
8993 * omp-low.c (new_omp_context): Update for eh_lp_nr.
8994 (create_task_copyfn): Likewise.
8995 (maybe_catch_exception): Use gimple_build_eh_filter.
8996 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
8997 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
8998 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
8999 and pass_lower_resx.
9000 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
9001 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
9002 can_throw_internal, can_nonlocal_goto.
9003 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
9004 copy_reg_eh_region_note_forward.
9005 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
9006 (emit_output_reload_insns): Likewise.
9007 (copy_eh_notes): Remove.
9008 * rtl.def (RESX): Remove.
9009 * rtl.h: Update declarations.
9010 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
9011 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
9012 (update_eh_label): Remove.
9013 (cleanup_dead_labels_eh): New.
9014 (cleanup_deal_labels): Use it instead of update_eh_label.
9015 (gimple_merge_blocks): Update landing pad data structure when
9016 removing a landing pad label.
9017 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
9018 test; handle GIMPLE_EH_MUST_NOT_THROW.
9019 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
9020 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
9021 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
9022 (verify_stmt): Likewise. Verify landing pads.
9023 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
9024 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
9025 (struct move_stmt_d): Add eh_map.
9026 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
9027 (move_stmt_r): Remap eh region numbers in builtin calls,
9028 resx and eh_dispatch.
9029 (move_block_to_fn): Remove eh_offset parameter. Use
9030 maybe_duplicate_eh_stmt_fn.
9031 (find_outermost_region_in_block): Operate on eh_region pointers
9032 instead of region numbers.
9033 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
9034 duplicate_eh_regions.
9035 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
9036 test earlier. Disallow EH landing pads.
9037 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
9038 * tree-flow.h: Update declarations.
9039 (struct tree_ann_common_d): Replace rn with lp_nr.
9040 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
9041 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
9042 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
9043 resx and eh_dispatch.
9044 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
9045 (copy_edges_for_bb): Use make_eh_dispatch_edges.
9046 (copy_cfg_body): Expect eh_map instead of eh_region_offset
9047 from duplicate_eh_regions.
9048 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
9049 update RESX; handle EH_DISPATCH.
9050 (expand_call_inline): Set eh_lp_nr, not eh_region.
9051 (maybe_inline_call_in_expr): Likewise.
9052 * tree-inline.h (struct copy_body_data): Replace eh_region with
9053 eh_lp_nr, eh_region_offset with eh_map.
9054 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
9055 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
9056 * tree-pretty-print.c (dump_generic_node): Don't handle
9057 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
9058 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
9059 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
9060 EXC_PTR_EXPR, FILTER_EXPR.
9061 * tree-ssa-operands.c (get_expr_operands): Likewise.
9062 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
9063 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
9064 (ao_ref_init_from_vn_reference): Likewise.
9065 * tree-ssa-sink.c (statement_sink_location): Likewise.
9066 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
9067 (mark_virtual_phi_result_for_renaming): Export. Tidy.
9068 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
9069 EXC_PTR_EXPR, FILTER_EXPR.
9070 (is_exception_related): Remove.
9071 (compute_avail): Don't call it.
9072 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
9073 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
9074 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
9075 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
9077 (build_resx): Remove.
9078 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
9079 * tree.h: Update declarations.
9080 (EH_FILTER_MUST_NOT_THROW): Remove.
9081 (struct tree_label_decl): Add eh_landing_pad_nr.
9082 (EH_LANDING_PAD_NR): New.
9083 * value-prof.c (gimple_ic): Tidy variable names. Update for
9084 landing pad numbers.
9085 (gimple_stringop_fixed_value): Tidy variable names. Assert
9086 that neither call stmt can throw.
9087 * vecprim.h (uchar): New.
9088 (VEC(uchar,heap), VEC(uchar,gc)): New.
9090 * c-common.c (c_define_builtins): Update call to
9091 build_common_builtin_nodes.
9092 * c-parser.c (c_parse_file): Don't call
9093 default_init_unwind_resume_libfunc.
9095 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
9097 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
9098 (mips_cprestore_address_p): Likewise.
9099 (mips_save_gp_to_cprestore_slot): Likewise.
9100 (mips_restore_gp): Rename to...
9101 (mips_restore_gp_from_cprestore_slot): ...this.
9102 (mips_must_initialize_gp_p): Declare.
9103 (mips_emit_save_slot_move): Likewise.
9104 (mips_output_load_label): Return nothing.
9105 (mips_eh_uses): Declare.
9106 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
9107 (TARGET_CPRESTORE_DIRECTIVE): New macro.
9108 (TARGET_ABSOLUTE_JUMPS): Likewise.
9109 (EH_USES): Likewise.
9110 (FIRST_PSEUDO_REGISTER): Update comment.
9111 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
9112 (MIPS_CALL): ...here.
9113 (REGISTER_NAMES): Add $cprestore.
9114 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
9115 Add load_label_length, has_inflexible_gp_insn_p,
9116 has_flexible_gp_insn_p, must_initialize_gp_p and
9117 must_restore_gp_when_clobbered_p.
9118 (mips_expand_call): Don't generate split instructions here.
9119 (mips_split_call): Update the call to mips_restore_gp after
9120 the above name change.
9121 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
9122 (mips_find_gp_ref): New function.
9123 (mips_insn_has_inflexible_gp_ref_p): Likewise.
9124 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
9125 (mips_insn_has_flexible_gp_ref_p): Likewise.
9126 (mips_cfun_has_flexible_gp_ref_p): Likewise.
9127 (mips_function_has_gp_insn): Delete.
9128 (mips_global_pointer): Drop the df_regs_ever_live_p check.
9129 Use the new functions above. Only return INVALID_REGNUM
9130 for TARGET_ABSOLUTE_JUMPS.
9131 (mips_must_initialize_gp_p): New function.
9132 (mips_get_cprestore_base_and_offset): New function, extracted from...
9133 (mips_cprestore_slot): ...here. Take a bool parameter.
9134 (mips_cfun_has_cprestore_slot_p): New function.
9135 (mips_cprestore_address_p): Likewise.
9136 (mips_save_gp_to_cprestore_slot): Likewise.
9137 (mips_restore_gp): Rename to...
9138 (mips_restore_gp_from_cprestore_slot): ...this. Assert
9139 epilogue_completed. Update the call to mips_cprestore_slot.
9140 Test cfun->machine->must_restore_gp_when_clobbered_p.
9141 (mips_direct_save_slot_move_p): New function.
9142 (mips_emit_save_slot_move): Likewise.
9143 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
9144 of cfun->machine->global_pointer.
9145 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
9146 (mips_save_reg): Use mips_emit_save_slot_move.
9147 (mips_expand_prologue): Set must_initialize_gp_p.
9148 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
9149 for all cprestore saves. Emit a use_cprestore instruction after
9150 setting up the cprestore slot.
9151 (mips_restore_reg): Use mips_emit_save_slot_move.
9152 (mips_process_load_label): New function.
9153 (mips_load_label_length): Likewise.
9154 (mips_output_load_label): Don't return asm: output it here instead.
9155 Use mips_process_load_label.
9156 (mips_adjust_insn_length): Adjust the length of branch instructions
9157 that have length MAX_PIC_BRANCH_LENGTH.
9158 (mips_output_conditional_branch): Update the call to
9159 mips_output_load_label. Assume the branch target is OPERANDS[0]
9160 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
9161 (mips_output_order_conditional_branch): Swap the meaning of
9162 OPERANDS[0] and OPERANDS[1].
9163 (mips_variable_issue): Don't count ghost instructions.
9164 (mips_expand_ghost_gp_insns): New function.
9165 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
9166 (mips_output_mi_thunk): Set must_initialize_gp_p.
9167 (mips_eh_uses): New function.
9168 * config/mips/predicates.md (cprestore_save_slot_operand)
9169 (cprestore_load_slot_operand): New predicates.
9170 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
9171 (UNSPEC_MOVE_GP): Likewise.
9172 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
9173 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
9174 (CPRESTORE_SLOT_REGNUM): New register.
9175 (MAX_PIC_BRANCH_LENGTH): New constant.
9176 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
9177 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
9178 branches. Fix commentary.
9179 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
9180 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
9181 Change type to "ghost".
9182 (loadgp_absolute_<mode>): Likewise.
9183 (loadgp_rtp_<mode>): Likewise.
9184 (copygp_mips16): Likewise.
9185 (loadgp_blockage): Remove redundant mode attribute.
9186 (potential_cprestore): New instruction.
9187 (cprestore): Turn into an unspec set.
9188 (use_cprestore): New instruction.
9189 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
9190 (*branch_fp_inverted): Likewise.
9191 (*branch_order<mode>): Likewise.
9192 (*branch_order<mode>_inverted): Likewise.
9193 (*branch_equality<mode>): Likewise.
9194 (*branch_equality<mode>_inverted): Likewise.
9195 (*branch_bit<bbv><mode>): Likewise.
9196 (*branch_bit<bbv><mode>_inverted): Likewise.
9197 (*branch_equality<mode>_mips16): Remove redundant mode.
9198 (jump): Turn into a define_expand.
9199 (*jump_absolute): New instruction.
9200 (*jump_pic): Likewise.
9201 (*jump_mips16): Rename previously-unnamed pattern. Remove
9202 redundant mode attribute.
9203 (restore_gp): Split on epilogue_completed rather than
9204 reload_completed. Change type to "ghost".
9205 (move_gp<mode>): New instruction.
9206 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
9207 Remove redundant mode attribute.
9208 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
9209 (bc1any4f, bc1any2t, bc1any2f): Likewise.
9210 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
9212 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
9215 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
9216 are returned in the same register (vs34 or v2) that Altivec vector
9217 types are returned in.
9218 (rs6000_libcall_value): Ditto.
9221 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
9222 instead of explicit addsi3/adddi3 calls.
9223 (rs6000_split_multireg_move): Ditto.
9224 (rs6000_emit_allocate_stack): Ditto.
9225 (rs6000_emit_prologue): Ditto.
9226 (rs6000_output_mi_thunk): Ditto.
9228 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
9229 size is 64 bits if we can use 64-bit registers.
9231 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
9233 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
9236 From Jie Zhang <jie.zhang@analog.com>:
9237 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
9238 save FP and RETS with saveall attribute.
9239 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
9240 with saveall attribute.
9242 * config/bfin/bfin.c (bfin_expand_builtin,
9243 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
9246 From Jie Zhang <jie.zhang@analog.com>:
9247 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
9248 before use in two places.
9249 * config/bfin/bfin.md (AREG): Define mode iterator.
9250 (reload_in, reload_out): Use mode iterator AREG.
9252 2009-09-14 Richard Guenther <rguenther@suse.de>
9255 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
9256 EH personality path.
9258 2009-09-13 Richard Guenther <rguenther@suse.de>
9259 Rafael Avila de Espindola <espindola@google.com>
9261 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
9262 (LANG_HOOKS_EH_PERSONALITY): Likewise.
9263 (LANG_HOOKS_INITIALIZER): Adjust.
9264 (lhd_pass_through_t): Declare.
9265 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
9267 * langhooks.c (lhd_pass_through_t): New function.
9268 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
9269 dwarf2out_begin_prologue): Use personality from current_function_decl.
9270 * expr.h (get_personality_function): Declare.
9271 * expr.c (get_personality_function): New function.
9272 (build_personality_function): Likewise.
9273 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
9274 (eh_personality_libfunc): Remove.
9275 * optabs.c (build_libfunc_function): New function split out from ...
9276 (init_one_libfunc): ... here.
9277 * tree.h (DECL_FUNCTION_PERSONALITY): New.
9278 (tree_function_decl): Add personality.
9279 (lhd_gcc_personality): Declare.
9280 (build_personality_function): Likewise.
9281 * tree.c (gcc_eh_personality_decl): New.
9282 (lhd_gcc_personality): New function.
9283 * except.h (lang_eh_runtime_type): Remove.
9284 (enum eh_personality_kind): New.
9285 (build_personality_function): Declare.
9286 (function_needs_eh_personality): Declare.
9287 * except.c (lang_eh_runtime_type): Remove.
9288 (function_needs_eh_personality): New function.
9289 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
9290 (sjlj_emit_function_enter, output_function_exception_table):
9291 Use personality from current_function_decl.
9292 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
9293 * tree-inline.c (tree_can_inline_p): Do not inline across different
9295 (expand_call_inline): Likewise. Adjust the callers EH personality.
9296 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
9297 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
9298 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
9299 (c-parser.o): Likewise
9300 * c-tree.h (c_eh_initialized_p): Remove.
9301 (c_maybe_initialize_eh): Likewise.
9302 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
9303 (finish_decl): Don't call c_maybe_initialize_eh.
9304 (c_eh_initialized_p): Remove.
9305 (c_maybe_initialize_eh): Likewise.
9306 * c-parser.c (c_parser_omp_construct): Likewise.
9307 (c_parse_file): Initialize exception handling.
9309 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
9311 * config.gcc (tm_file): Remove i386/biarch32.h
9312 for i?86-w64-mingw* case.
9313 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
9315 * config.host: Set for x64 mingw the option
9316 use_long_long_for_widest_fast_int to yes.
9318 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
9320 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
9321 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
9322 (dbxout_begin_function): Likewise.
9323 * final.c (dwarf2_debug_info_emitted_p): New predicate.
9324 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
9325 set on the function.
9326 (final_end_function): Likewise.
9327 (final_scan_insn): Likewise.
9328 (rest_of_handle_final): Likewise.
9329 * varasm.c (assemble_start_function): Likewise.
9330 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
9332 2009-09-12 Jason Merrill <jason@redhat.com>
9334 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
9335 * opts.c (common_handle_option): constify.
9337 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
9339 * doc/install.texi (avr): Remove obsolete reference site.
9341 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
9343 * doc/install.texi (Binaries): Adjust AIX link.
9345 2009-09-12 Akim Demaille <demaille@gostai.com>
9347 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
9348 Use an imperative sentence.
9350 2009-09-11 Richard Henderson <rth@redhat.com>
9352 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
9353 structure-name and has-tree-operands arguments; update all entries.
9354 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
9356 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
9357 (gsstruct_code_size): New.
9358 (gss_for_code_): New.
9359 (gss_for_code): Remove.
9360 (gimple_size): Rewrite using gsstruct_code_size.
9361 (gimple_statement_structure): Move to gimple.h.
9362 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
9363 (gss_for_code, gimple_statement_structure): New.
9364 (gimple_ops): Use new arrays; tidy.
9366 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9368 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
9369 operand to be a PLUS expression.
9370 * config/pa/pa.c (pa_secondary_reload): Likewise.
9372 2009-09-11 Jakub Jelinek <jakub@redhat.com>
9374 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
9376 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
9379 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
9381 From Jie Zhang <jie.zhang@analog.com>:
9382 * doc/extend.texi (node Function Attributes): Document l2
9384 (node Blackfin Variable Attributes): Document l2 variable attributes.
9386 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
9388 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
9389 to match the system compiler's configuration at inflection point.
9390 Add comment to remark a remaining difference with system compiler.
9392 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
9393 * configure: Regenerate.
9395 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
9397 From Jie Zhang <jie.zhang@analog.com>:
9398 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
9399 (bfin_handle_l2_attribute): New.
9400 (bfin_attribute_table): Add l2 attribute.
9402 2009-09-11 Michael Matz <matz@suse.de>
9405 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
9406 on the local_decls list.
9408 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
9412 * cselib.c (cselib_expand_value_rtx_cb): Document callback
9414 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
9415 for VALUEs, to implement the documented interface.
9416 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
9417 Adjust for VALUEs and anything else, to implement the
9418 documented interface.
9420 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
9422 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
9423 with actual SPE/paired vector modes before using 64-bit alignment.
9424 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
9426 2009-09-10 DJ Delorie <dj@redhat.com>
9428 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
9431 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
9432 * config/mep/mep.c (mep_legitimate_constant_p): New.
9433 * config/mep/mep-protos.h: Prototype it.
9435 2009-09-10 Richard Henderson <rth@redhat.com>
9437 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
9439 2009-09-10 Jason Merrill <jason@redhat.com>
9441 * tree.c (chain_index): New fn.
9442 * tree.h: Declare it.
9444 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9446 * config/sol2-c.c (cmn_err_length_specs): Initialize
9447 scalar_identity_flag.
9449 2009-09-10 Richard Henderson <rth@redhat.com>
9451 * tree.h (struct tree_decl_common): Move align member earlier;
9452 move label_decl_uid member ...
9453 (struct tree_label_decl): ... here.
9454 (LABEL_DECL_UID): Update to match.
9456 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
9459 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
9460 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
9462 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
9463 dest_prev if the edge is complex.
9465 * tree-cfg.c (is_ctrl_stmt): Use a switch.
9467 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
9468 loop latch tests earlier.
9470 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
9471 before GIMPLE_RETURN, not after its predecessor; insert
9474 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
9475 gimple_seq_empty_p to test for no PHI nodes.
9476 * tree-cfg.c (split_critical_edges): Likewise.
9478 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
9480 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
9482 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
9483 introduced by the VTA branch merge.
9485 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
9487 * ira-conflicts.c: Use fputs or putc instead of fprintf
9491 * tree-switch-conversion.c: Ditto.
9493 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
9495 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
9496 introduced by the VTA branch merge.
9498 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
9501 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
9503 PR rtl-optimization/39779
9504 * expr.c (convert_modes): Return when mode == oldmode after
9505 CONST_INTs are processed.
9507 2009-09-10 Nick Clifton <nickc@redhat.com>
9509 * config/mep/mep.c (mep_encode_section_info): Copy weakness
9510 attribute and referring decl when creating renamed symbol.
9512 2009-09-10 Richard Guenther <rguenther@suse.de>
9515 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
9517 (cgraph_finalize_compilation_unit): Compute reachability
9518 before emitting thunks. Properly process aliases before
9519 possibly removing unreachable nodes.
9521 2009-09-10 Richard Guenther <rguenther@suse.de>
9524 * tree.c (struct free_lang_data_d): Add worklist member.
9525 (find_decls_types_r): Push onto the worklist instead of recursing.
9526 Handle TREE_BINFOs properly.
9527 (find_decls_types): New function wrapped around find_decls_types_r
9528 to process the worklist.
9529 (find_decls_types_in_eh_region): Use it.
9530 (find_decls_types_in_node): Likewise.
9531 (find_decls_types_in_var): Likewise.
9532 (free_lang_data_in_cgraph): Likewise. Free the worklist.
9533 * tree.h (RECORD_OR_UNION_TYPE_P): New.
9534 (AGGREGATE_TYPE_P): Adjust.
9536 2009-09-09 Jason Merrill <jason@redhat.com>
9538 * configure.ac: Check glibc version even if we have an in-tree
9541 2009-09-09 Anthony Green <green@moxielogic.com>
9543 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
9544 the constant 0 when appropriate.
9545 * config/moxie/constraints.md: Add constraint O.
9547 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
9548 to pass up to 6 32-bit argument values in registers.
9549 (moxie_function_arg): Ditto.
9550 (moxie_arg_partial_bytes): Ditto.
9551 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
9552 (REG_PARM_STACK_SPACE): Ditto.
9553 (FUNCTION_ARG_REGNO_P): Ditto.
9555 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
9556 instruction to allocate stack space.
9558 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
9560 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
9561 unnecessarily stringent constraints. Fix address
9562 calculation in the splitters.
9564 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
9566 PR rtl-optimization/39779
9567 * expr.c (convert_modes): Return when mode == oldmode after
9568 CONST_INTs are processed.
9570 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
9573 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
9574 (ix86_expand_prologue): Take frame.padding0 into logic of
9576 (ix86_expand_epilogue): Likewise.
9578 2009-09-09 Jakub Jelinek <jakub@redhat.com>
9580 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
9582 (SHLIB_LINK, SHLIB_INSTALL): Use them.
9583 * config/t-slibgcc-libgcc: New file.
9584 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
9586 2009-09-09 Martin Jambor <mjambor@suse.cz>
9588 PR tree-optimization/41089
9589 * tree-sra.c (find_var_candidates): Do not consider va_lists in
9592 2009-09-09 Richard Henderson <rth@redhat.com>
9594 * gimple.h (CASE_GIMPLE_OMP): New.
9595 (is_gimple_omp): Use it.
9596 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
9597 (verify_gimple_debug): Likewise.
9599 2009-09-09 Richard Guenther <rguenther@suse.de>
9601 PR tree-optimization/41101
9602 * tree-ssa-pre.c (maximal_set): Remove.
9603 (compute_antic_aux): Treat the maximal set as implicitly all ones.
9604 Defer all blocks we didn't visit at least one successor.
9605 (add_to_exp_gen): Do not add to the maximal set.
9606 (make_values_for_phi): Likewise.
9607 (compute_avail): Likewise.
9608 (init_pre): Do not allocate the maximal set.
9609 (execute_pre): Do not dump it.
9611 2009-09-09 Martin Jambor <mjambor@suse.cz>
9613 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
9614 an SSA_NAME rather than a is_gimple_variable.
9616 2009-09-09 Richard Guenther <rguenther@suse.de>
9619 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
9620 code dealing with plain pointer bases.
9621 (maybe_fold_offset_to_reference): Likewise.
9622 (maybe_fold_stmt_addition): Adjust.
9624 2009-09-09 Richard Guenther <rguenther@suse.de>
9626 * tree.c (free_lang_data_in_type): Do not free the type variant
9628 (free_lang_data): Merge char_type_node with its properly signed
9630 (pass_ipa_free): Collect after freeing language specific data.
9632 2009-09-09 Michael Matz <matz@suse.de>
9635 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
9636 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
9637 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
9640 2009-09-08 DJ Delorie <dj@redhat.com>
9642 * config/mep/mep.c (conversions[]): Add "ml" pattern.
9644 2009-09-04 Jason Merrill <jason@redhat.com>
9646 * tree.c (tree_find_value): Remove.
9647 * tree.h: Remove prototype.
9648 * varasm.c (assemble_external): Use value_member instead.
9650 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
9652 * toplev.c (process_options): Choose default debugging type when
9653 gtoggle enables debug info and type is unset.
9655 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
9659 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
9662 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
9664 * configure: Rebuilt with modified libtool.m4.
9666 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
9671 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
9673 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
9675 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
9676 (remove_statement): Likewise.
9677 (rewrite_use_nonlinear_expr): Adjust.
9678 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
9679 * tree-ssa.c (release_defs_bitset): ... this. New.
9680 * tree-flow.h (release_defs_bitset): Declare.
9682 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
9685 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
9686 in the middle block.
9688 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
9690 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
9691 via intptr_t to long type.
9692 (insert_operand_rank): Cast long type via intptr_t to
9694 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
9696 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
9697 from pointer to unsigned via uintptr_t.
9699 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
9700 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
9702 * configure: Regenerated.
9703 * config.in: Regenerated
9704 * system.h (stdint.h): Add include.
9705 (inttypes.h): Likewise.
9706 * Makefile.in (aclocal): Add config/stdint.m4.
9707 * aclocal.m4: Regenerated.
9709 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
9711 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
9713 (note_np_check_stores): New function.
9714 (harmless_null_pointer_p): New function.
9715 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
9716 changed. Take into account whether we're in the shadow of a condjump
9717 that tested NP_REG for NULL.
9718 Lose all code that tested for SEQUENCEs.
9719 (workaround_speculation): Avoid inserting NOPs for loads that are
9720 either always executed or a NULL pointer.
9722 2009-09-08 Jan Hubicka <jh@suse.cz>
9724 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
9725 * params.def (early-inlining-insns): Likewise.
9727 2009-09-08 Jakub Jelinek <jakub@redhat.com>
9729 PR rtl-optimization/41239
9730 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
9731 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
9733 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
9734 across calls, as the calls might not always return normally.
9735 (call_may_noreturn_p): New function.
9736 (deps_analyze_insn): Update last_function_call_may_noreturn list.
9737 (init_deps): Initialize it.
9738 (remove_from_deps): Also remove calls from
9739 last_function_call_may_noreturn list.
9741 2009-09-07 Richard Henderson <rth@redhat.com>
9743 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
9744 more VR->OPERANDS than LHS operands. Free LHS before returning.
9746 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
9748 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
9749 (attr "addrtype"): New member "spreg".
9750 Use it if mem_spfp_address_operand is true for the address.
9751 (attr "type"): New entry "stall".
9752 (cpu_unit "load"): New.
9753 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
9755 (insn_reservation "loadsp"): New.
9756 (insn_reservation "load_stall1"): New.
9757 (insn_reservation "load_stall3"): New.
9759 * config/bfin/predicates.md (const1_operand, const3_operand): New.
9760 (mem_p_address_operand): Exclude stack and frame pointer based
9762 (mem_spfp_address_operand): New; match them here.
9763 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
9764 (bfin_reorg): Call it if scheduling insns.
9765 (bfin_gen_bundles): Remove dummy insns created by
9766 add_sched_insns_for_speculation.
9768 From Jie Zhang <jie.zhang@analog.com>:
9769 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
9770 bfin_si_revision, bfin_workarounds): Move these ...
9771 * config/bfin/bfin.h: ... here.
9773 From Mike Frysinger <michael.frysinger@analog.com>
9774 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
9775 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
9776 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
9777 bf547m, bf548m, and bf549m.
9778 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
9779 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
9780 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
9781 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
9782 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
9783 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
9784 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
9785 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
9786 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
9787 bf542m, bf544m, bf547m, bf548m, and bf549m.
9789 From Jie Zhang <jie.zhang@analog.com>:
9790 * config/bfin/predicates.md (p_register_operand): New predicate.
9791 (dp_register_operand): New predicate.
9792 * config/bfin/bfin-protos.h (WA_05000074): Define.
9793 (ENABLE_WA_05000074): Define.
9794 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
9795 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
9796 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
9797 (define_attr addrtype): Allow load/store register to be P register.
9798 (define_attr storereg): New.
9799 (define_cpu_unit anomaly_05000074): New.
9800 (define_insn_reservation dsp32shiftimm): New.
9801 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
9802 (define_insn_reservation loadp): Cannot use slot2.
9803 (define_insn_reservation loadsp): Cannot use slot2.
9804 (define_insn_reservation storep): Cannot use slot2. Does not
9805 apply when working around 05000074.
9806 (define_insn_reservation storep_anomaly_05000074): New.
9807 (define_insn_reservation storei): Does not apply when working
9809 (define_insn_reservation storei_anomaly_05000074): New.
9810 (define_attr length): Add dsp32shiftimm case.
9811 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
9812 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
9813 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
9814 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
9815 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
9817 2009-09-07 Martin Jambor <mjambor@suse.cz>
9820 * tree-sra.c (create_artificial_child_access): Return NULL if
9821 build_ref_for_offset fails.
9822 (propagate_subacesses_accross_link): Allow build_ref_for_offset
9823 and create_artificial_child_access to fail.
9825 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
9828 * unwind-dw2.c (uw_init_context_1): Mark noinline.
9829 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
9830 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
9832 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
9834 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
9835 block, ensure it has an exit edge. Emit a barrier after a jump.
9837 2009-09-07 Nick Clifton <nickc@redhat.com>
9839 * gcc.c (this_is_linker_script): New variable. Like
9840 this_is_library_file but for the %T constructor.
9841 (end_going_arg): If this_is_linker_script is set then locate the
9842 script and insert a --script switch before it
9843 (do_spec_2): Initialise this_is_linker_script.
9844 (do_spec_1): Likewise. Handle %T construct.
9845 (eval_spec_function): Preserve this_is_linker_script.
9846 * doc/invoke.texi: Document %T construct in spec files.
9847 * config/m32c/m32c.h (LIB_SPEC): Use it.
9849 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9851 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
9852 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
9853 when volatile flag is set.
9854 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
9856 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
9859 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
9860 (combine_stack_adjustments_for_block): Allow insns between stack
9861 adjustments and stores with corresponding pre-(dec|inc)rement or
9862 pre-modify operation.
9864 2009-09-06 Jakub Jelinek <jakub@redhat.com>
9867 * combine-stack-adj.c (struct csa_memlist): Rename to...
9868 (struct csa_reflist): ... this. Rename mem field to ref.
9869 (free_csa_memlist): Rename to...
9870 (free_csa_reflist): ... this.
9871 (record_one_stack_memref): Rename to...
9872 (record_one_stack_ref): ... this. Handle also REG_P.
9873 (try_apply_stack_adjustment): Handle also REG_P.
9874 (struct record_stack_memrefs_data): Rename to...
9875 (struct record_stack_refs_data): ... this. Rename memlist field to
9877 (record_stack_memrefs): Rename to...
9878 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
9879 subexpressions instead of failing when a MEM contains SP references.
9880 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
9881 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
9883 2009-09-06 Richard Guenther <rguenther@suse.de>
9886 * tree.c (build_array_type): Do not record types marked
9887 with structural equality in the canonical type hashtable.
9889 2009-09-06 Richard Guenther <rguenther@suse.de>
9892 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
9894 2009-09-05 Richard Guenther <rguenther@suse.de>
9897 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
9899 2009-09-05 Richard Guenther <rguenther@suse.de>
9902 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
9904 2009-09-05 Richard Guenther <rguenther@suse.de>
9907 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
9908 before comparing function argument types.
9910 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
9913 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
9916 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
9919 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
9921 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
9922 locators before emit_insn is called.
9924 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
9927 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
9928 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
9929 (reginfo_init): Don't call allocate_reg_info.
9931 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
9934 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
9935 NONDEBUG_INSN_P instead of INSN_P.
9937 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
9940 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
9942 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
9945 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
9946 pattern of the split.
9948 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
9950 * toplev.c (process_options): Move setter of flag_var_tracking
9951 before other tests that depend on it. Move down setter of
9952 flag_rename_registers. Don't enable var-tracking-assignments
9953 by default if selective scheduling is enabled. Warn if both
9956 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
9958 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
9959 comment. Use switch statement to catch overlaps between rtx
9960 and tree codes. Accept FUNCTION_DECLs in addition to those in...
9961 (IS_DECL_CODE): ... here. Remove.
9962 (check_value_is_not_decl): Remove.
9963 (dv_from_decl, dv_from_value): Check after conversion.
9965 2009-09-04 Richard Guenther <rguenther@suse.de>
9968 * (cgraph_finalize_compilation_unit): Move finalizing aliases
9969 after emitting tunks. Move emitting thunks and ctors from ...
9970 (cgraph_optimize): ... here. Remove redundant
9971 cgraph_analyze_functions.
9972 * varasm.c (find_decl_and_mark_needed): Remove no longer
9974 (finish_aliases_1): Adjust check for thunk aliases.
9976 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
9978 * config/arm/arm.md (ctzsi2): Added braces
9979 to avoid warning that broke booststrap.
9981 2009-09-04 Martin Jambor <mjambor@suse.cz>
9983 PR tree-optimization/41112
9984 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
9985 handle variable-bounded arrays.
9986 (expr_with_var_bounded_array_refs_p): New function.
9987 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
9989 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
9991 * config/s390/2097.md: Removed two incorrect bypasses.
9992 (z10_fsimpdf): Fixed latency.
9993 (z10_fhex): New insn_reservation.
9994 (z10_floaddf): Fixed latency.
9995 (z10_floadsf): Fixed latency.
9996 (z10_ftrunctf): Fixed latency.
9997 (z10_ftruncdf): Fixed latency.
9998 * config/s390/s390.c (z10_cost): Fixed values.
9999 (s390_adjust_priority): Added z10 path.
10000 * config/s390/s390.md (type): Added fhex.
10001 (*mov<mode>_64dfp): Updated type attribute.
10002 (*mov<mode>_64): Updated type attribute.
10003 (*mov<mode>_31): Updated type attribute.
10004 (*mov<mode>"): Likewise.
10005 * config/s390/2084.md (x_fsimpdf): Updated condition.
10007 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
10009 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
10010 RTXs in the predicate for operand 1.
10012 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
10014 * config/arm/arm.md (UNSPEC_RBIT): New constant.
10015 (rbitsi2): New insn.
10016 (ctzsi2): New expand.
10017 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
10019 2009-09-03 Martin Jambor <mjambor@suse.cz>
10021 * tree-sra.c (duplicate_expr_for_different_base): Removed.
10022 (create_artificial_child_access): Use build_ref_for_offset instead
10023 of duplicate_expr_for_different_base.
10024 (propagate_subacesses_accross_link): Likewise.
10026 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
10028 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
10030 (mips16e_collect_argument_saves): Skip debug instructions.
10031 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
10032 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
10033 (r10k_insert_cache_barriers): Likewise.
10034 (mips_reorg_process_insns): Likewise.
10036 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
10039 * ira.c (update_equiv_reg): Remove check on class likely spill.
10041 2009-09-03 Jakub Jelinek <jakub@redhat.com>
10044 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
10045 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
10049 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
10050 the stack slot if it is passed by invisible reference.
10051 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
10052 by invisible reference.
10054 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
10056 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
10057 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
10058 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
10060 * config/bfin/sync.md: New file.
10061 * config/bfin/bfin.md: Include it.
10062 (UNSPEC_ATOMIC): New.
10063 (UNSPEC_ONES): Provide a unique number.
10065 From Jie Zhang <jie.zhang@analog.com>:
10066 * config/bfin/bfin.c (ret_regs): New.
10067 (must_save_fp_p): Don't return true because of frame_pointer_needed.
10068 (must_save_rets_p): New.
10069 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
10070 current_function_is_leaf.
10071 (do_link): Likewise.
10072 (do_unlink): Likewise.
10073 (expand_interrupt_handler_prologue): Use ret_regs array.
10074 (expand_interrupt_handler_epilogue): Use ret_regs array and
10075 pass return register to gen_return_internal.
10076 (bfin_expand_epilogue): Pass return register to
10077 gen_return_internal.
10078 (bfin_expand_call): Explicitly clobber RETS.
10079 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
10080 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
10081 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
10082 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
10084 (return_internal): Take a reg rtx rather than the register number.
10086 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
10088 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
10089 when comparing against estimated_loop_iterations_int return.
10091 2009-09-03 Richard Guenther <rguenther@suse.de>
10093 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
10094 eh_personality_libfunc.
10096 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
10098 * tree-parloops.c (separate_decls_in_region): Add space.
10100 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
10102 * tree-parloops.c (separate_decls_in_region): Change the condition
10103 checking if there are reductions in the loop.
10105 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
10107 PR tree-optimization/38275
10108 * tree-parloops.c (parallelize_loops): Replace profitability condition
10109 for expected number of iterations.
10111 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
10113 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
10114 (bootstrap-debug): Explain conditions in which it becomes default.
10115 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
10118 2009-09-03 Namhyung Kim <namhyung@gmail.com>
10120 * doc/invoke.texi (Optimize Options): Move
10121 -finline-small-functions to the -O2 list.
10123 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
10125 * toplev.c (process_options): Enable var-tracking-assignments
10126 by default if var-tracking is enabled.
10128 2009-09-02 David Daney <ddaney@caviumnetworks.com>
10130 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
10132 * emit-rtl.c (prev_nonnote_insn_bb): New function.
10133 * rtl.h (prev_nonnote_insn_bb): Declare it.
10135 2009-09-03 Diego Novillo <dnovillo@google.com>
10137 * cgraph.c (cgraph_node_for_decl): New.
10138 * cgraph.h (cgraph_node_for_decl): Declare.
10139 * tree.c (host_integerp): Return 0 if T is NULL.
10141 2009-09-03 Diego Novillo <dnovillo@google.com>
10143 * tree.h (struct alias_pair): Move from varasm.c.
10144 (alias_pairs): Likewise.
10145 (TYPE_MAXVAL): Define.
10146 (TYPE_MINVAL): Define.
10147 (iterative_hash_host_wide_int): Declare.
10148 (remove_unreachable_alias_pairs): Declare.
10149 * tree-pass.h (pass_ipa_free_lang_data): Declare.
10150 * diagnostic.c (default_diagnostic_starter): Make extern.
10151 (default_diagnostic_finalizer): Make extern.
10152 * diagnostic.h (default_diagnostic_starter): Declare.
10153 (default_diagnostic_finalizer): Declare.
10154 (default_tree_printer): Declare.
10155 * toplev.c (default_tree_printer): Make extern.
10157 2009-09-03 Richard Guenther <rguenther@suse.de>
10158 Diego Novillo <dnovillo@google.com>
10160 * cgraph.c (cgraph_add_new_function): Remove gimplification.
10161 * cgraphunit.c (cgraph_expand_function): Do not emit
10162 associated thunks from here.
10163 (cgraph_emit_thunks): New.
10164 (cgraph_optimize): Call it.
10165 Return if any IPA pass finds an error.
10166 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
10169 2009-09-03 Simon Baldwin <simonb@google.com>
10170 Rafael Espindola <espindola@google.com>
10171 Richard Guenther <rguenther@suse.de>
10172 Doug Kwan <dougkwan@google.com>
10173 Diego Novillo <dnovillo@google.com>
10175 * tree.c: Include tree-pass.h, langhooks-def.h,
10176 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
10177 (free_lang_data_in_type): New.
10178 (need_assembler_name_p): New.
10179 (free_lang_data_in_block): New.
10180 (free_lang_data_in_decl): New.
10181 (struct free_lang_data_d): New.
10182 (add_tree_to_fld_list): New.
10183 (find_decls_types_r): New.
10184 (get_eh_types_for_runtime): New.
10185 (find_decls_types_in_eh_region): New.
10186 (find_decls_types_in_node): New.
10187 (find_decls_types_in_var): New.
10188 (free_lang_data_in_cgraph): New.
10189 (free_lang_data): New.
10190 (gate_free_lang_data): New.
10191 (pass_ipa_free_lang_data): New.
10193 2009-09-03 Diego Novillo <dnovillo@google.com>
10195 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
10196 * langhooks.h (struct lang_hooks): Add field free_lang_data.
10197 (lang_hooks): Remove const qualifier.
10198 * ipa.c (cgraph_remove_unreachable_nodes): Call
10199 remove_unreachable_alias_pairs.
10200 * except.c (add_type_for_runtime): Check if TYPE has
10201 already been converted.
10202 (lookup_type_for_runtime): Likewise.
10203 (check_handled): Handle converted types.
10204 * varasm.c (remove_unreachable_alias_pairs): New.
10205 * gimple.c: Include demangle.h.
10206 (gimple_decl_printable_name): New.
10207 (gimple_fold_obj_type_ref): New.
10208 * gimple.h (gimple_decl_printable_name): Declare.
10209 (gimple_fold_obj_type_ref): Declare.
10210 * passes.c (init_optimization_passes): Add pass
10211 pass_ipa_free_lang_data.
10212 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
10213 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
10215 2009-09-03 Diego Novillo <dnovillo@google.com>
10217 * c-lang.c (lang_hooks): Remove const qualifier.
10219 2009-09-02 Loren James Rittle <ljrittle@acm.org>
10221 * doc/install.texi (*-*-freebsd*): Update target information.
10223 2009-09-02 Anatoly Sokolov <aesok@post.ru>
10225 * hard-reg-set.h (call_fixed_regs): Remove.
10226 * reginfo.c (call_fixed_regs): Remove.
10227 (init_reg_sets_1): Remove initialization of call_fixed_regs.
10228 (globalize_reg): Don't use call_fixed_regs.
10229 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
10232 2009-09-01 Michael Matz <matz@suse.de>
10234 * expr.h (emit_storent_insn, expand_expr_real_1,
10235 expand_expr_real_2): Declare.
10236 * expr.c (emit_storent_insn, expand_expr_real_1,
10237 expand_expr_real_2): Export.
10238 (store_expr): Setting and evaluating dont_return_target is useless.
10239 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
10240 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
10241 * except.c (expand_resx_expr): Rename to ...
10242 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
10243 * except.h (expand_resx_stmt): Declare.
10244 * stmt.c: Add include gimple.h
10245 (expand_asm_expr): Rename to ...
10246 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
10247 (expand_case): Rewrite to take gimple statement.
10248 * tree.h (expand_asm_stmt): Declare.
10249 (expand_case): Change prototype.
10250 * Makefile.in (stmt.o): Depend on gimple.h.
10251 * builtins.c (expand_builtin_synchronize): Build gimple asm
10252 statement, not an ASM_EXPR.
10253 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
10254 gimple_to_tree, release_stmt_tree): Remove.
10255 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
10256 ggc_free, but hold comparison code and operands separately.
10257 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
10258 (expand_call_stmt, expand_gimple_stmt_1,
10259 expand_gimple_stmt): New helpers.
10260 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
10261 release_stmt_tree. Call expand_gimple_stmt instead.
10262 (expand_gimple_basic_block): Ditto.
10264 * calls.c (emit_call_1): Don't look at EH regions here, make
10265 fntree parameter useless.
10266 (expand_call): New local rettype for TREE_TYPE(exp), use it
10267 throughout. Remove local p, use addr instead.
10268 Don't look at EH regions here.
10270 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
10272 * doc/invoke.texi (-fsched-pressure): Document it.
10273 (-fsched-reg-pressure-heuristic): Remove it.
10275 * reload.c (ira.h): Include.
10276 (find_reloads): Add choosing reload on number of small spilled
10279 * haifa-sched.c (ira.h): Include.
10280 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
10281 saved_reg_pressure, curr_reg_live, saved_reg_live,
10282 region_ref_regs): New variables.
10283 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
10284 initiate_reg_pressure_info, setup_ref_regs,
10285 initiate_bb_reg_pressure_info, save_reg_pressure,
10286 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
10288 (setup_insn_reg_pressure_info): New function.
10289 (rank_for_schedule): Add pressure checking and insn issue time.
10290 Remove comparison of insn reg weights.
10291 (ready_sort): Set insn reg pressure info.
10292 (update_register_pressure, setup_insn_max_reg_pressure,
10293 update_reg_and_insn_max_reg_pressure,
10294 sched_setup_bb_reg_pressure_info): New functions.
10295 (schedule_insn): Add code for printing and updating reg pressure info.
10296 (find_set_reg_weight, find_insn_reg_weight): Remove.
10297 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
10298 (debug_ready_list): Print reg pressure info.
10299 (schedule_block): Ditto. Check insn issue time.
10300 (sched_init): Set up sched_pressure_p. Allocate and set up some
10301 reg pressure related info.
10302 (sched_finish): Free some reg pressure related info.
10303 (fix_tick_ready): Make insn always ready if pressure_p.
10304 (init_h_i_d): Don't call find_insn_reg_weight.
10305 (haifa_finish_h_i_d): Free insn reg pressure info.
10307 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
10308 ira_memory_move_cost, ira_class_hard_regs,
10309 ira_class_hard_regs_num, ira_no_alloc_regs,
10310 ira_available_class_regs, ira_reg_class_cover_size,
10311 ira_reg_class_cover, ira_class_translate): Move to ira.h.
10313 * ira-lives.c (single_reg_class): Check mode to find how many
10314 registers are necessary for operand.
10315 (ira_implicitly_set_insn_hard_regs): New.
10317 * common.opt (fsched-pressure): New options.
10318 (fsched-reg-pressure-heuristic): Remove.
10320 * ira.c (setup_eliminable_regset): Rename to
10321 ira_setup_eliminable_regset. Make it external.
10322 (expand_reg_info): Pass cover class to setup_reg_classes.
10323 (ira): Call resize_reg_info instead of allocate_reg_info.
10325 * sched-deps.c: Include ira.h.
10326 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
10327 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
10328 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
10329 mark_insn_hard_regno_birth, mark_insn_reg_birth,
10330 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
10331 mark_insn_reg_store, mark_insn_reg_clobber,
10332 setup_insn_reg_pressure_info): New.
10333 (sched_analyze_1): Update implicit_reg_pending_uses.
10334 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
10335 Use them to create dependencies. Set insn reg uses and pressure
10336 info. Process reg_pending_uses in one place.
10337 (free_deps): Free implicit sets.
10338 (remove_from_deps): Remove implicit sets if necessary. Check
10339 implicit sets when clearing reg_last_in_use.
10340 (init_deps_global): Clear implicit_reg_pending_clobbers and
10341 implicit_reg_pending_uses.
10343 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
10344 ira_memory_move_cost, ira_class_hard_regs,
10345 ira_class_hard_regs_num, ira_no_alloc_regs,
10346 ira_available_class_regs, ira_reg_class_cover_size,
10347 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
10348 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
10349 ira_implicitly_set_insn_hard_regs): New prototypes.
10351 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
10352 cost_elements_num): New variables.
10353 (allocno_costs, total_costs): Rename to costs and
10354 total_allocno_costs.
10355 (COSTS_OF_ALLOCNO): Rename to COSTS.
10356 (allocno_pref): Rename to pref.
10357 (allocno_pref_buffer): Rename to pref_buffer.
10358 (common_classes): Rename to regno_cover_class.
10360 (record_reg_classes): Set allocno attributes only if allocno_p.
10361 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
10362 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
10363 and COSTS_OF_ALLOCNO.
10364 (print_costs): Rename to print_allocno_costs.
10365 (print_pseudo_costs): New.
10366 (process_bb_node_for_costs): Split into 2 functions with new
10367 function process_bb_for_costs. Pass BB to process_bb_for_costs.
10368 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
10369 new parameter dump_file. Use cost_elements_num instead of
10370 ira_allocnos_num. Make one iteration if preferred classes were
10371 already calculated for scheduler. Make 2 versions of code
10372 depending on allocno_p.
10373 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
10374 regno_cover_class and COSTS instead of common_classes and
10376 (init_costs, finish_costs): New.
10377 (ira_costs): Set up allocno_p and cost_elements_num. Call
10378 init_costs and finish_costs.
10379 (ira_set_pseudo_classes): New.
10381 * rtl.h (allocate_reg_info): Remove.
10382 (resize_reg_info): Change return type.
10383 (reg_cover_class): New.
10384 (setup_reg_classes): Add new parameter.
10386 * sched-int.h (struct deps_reg): New member implicit_sets.
10387 (sched_pressure_p, sched_regno_cover_class): New external definitions.
10388 (INCREASE_BITS): New macro.
10389 (struct reg_pressure_data, struct reg_use_data): New.
10390 (struct _haifa_insn_data): Remove reg_weight. Add members
10391 reg_pressure, reg_use_list, reg_set_list, and
10392 reg_pressure_excess_cost_change.
10393 (struct deps): New member implicit_sets.
10394 (pressure_p): New variable.
10395 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
10396 (struct reg_pressure_data, struct reg_use_data): New.
10397 (INSN_REG_WEIGHT): Remove.
10398 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
10399 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
10400 (sched_init_region_reg_pressure_info,
10401 sched_setup_bb_reg_pressure_info): New prototypes.
10403 * reginfo.c (struct reg_pref): New member coverclass.
10404 (reg_cover_class): New function.
10405 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
10406 (reg_info_size): New variable.
10407 (allocate_reg_info): Make static. Setup reg_info_size.
10408 (resize_reg_info): Use reg_info_size. Return flag of resizing.
10409 (setup_reg_classes): Add a new parameter. Setup cover class too.
10411 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
10414 * sched-rgn.c (deps_join): Set up implicit_sets.
10415 (schedule_region): Set up region and basic blocks pressure
10418 * passes.c (init_optimization_passes): Move
10419 pass_subregs_of_mode_init before pass_sched.
10421 2009-09-02 Martin Jambor <mjambor@suse.cz>
10423 * tree-sra.c (struct access): New field grp_hint.
10424 (dump_access): Dump grp_hint.
10425 (sort_and_splice_var_accesses): Set grp_hint if a group is read
10427 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
10428 those which have been specifically read and somehow written to.
10429 (propagate_subacesses_accross_link): Set grp_hint of right child and
10430 also possibly of the left child.
10432 2009-09-02 Jakub Jelinek <jakub@redhat.com>
10434 * tree-object-size.c (addr_object_size): Always use object_size_type
10435 0 or 2 when determining the pointer pointed object size.
10437 2009-09-02 Richard Guenther <rguenther@suse.de>
10440 2009-08-31 Richard Guenther <rguenther@suse.de>
10442 * builtins.c (fold_builtin_memory_op): Use the alias oracle
10443 to query if the memory regions for memmove overlap.
10444 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
10445 asserts on pointers, instead deal with odd trees.
10446 (ptr_derefs_may_alias_p): Likewise.
10447 (refs_may_alias_p_1): Constructor bases also never alias.
10449 2009-08-01 Christian Bruel <christian.bruel@st.com>
10452 2009-07-31 Christian Bruel <christian.bruel@st.com>
10453 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
10455 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
10457 * doc/invoke.texi (-fvar-tracking-assignments): New.
10458 (-fvar-tracking-assignments-toggle): New.
10459 (-fdump-final-insns=file): Mark filename as optional.
10460 (--param min-nondebug-insn-uid): New.
10461 (-gdwarf-@{version}): Mention version 4.
10462 * opts.c (common_handle_option): Accept it.
10463 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
10464 * regrename.c (regrename_optimize): Drop last. Don't count debug
10465 insns as uses. Don't reject change because of debug insn.
10466 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
10467 from the chain starter, and check for inexact matches in DEBUG_INSNS.
10468 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
10469 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
10470 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
10471 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
10472 * doc/gimple.texi (is_gimple_debug): New.
10473 (gimple_debug_bind_p): New.
10474 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
10475 * doc/install.texi (bootstrap-debug): More details.
10476 (bootstrap-debug-big, bootstrap-debug-lean): Document.
10477 (bootstrap-debug-lib): More details.
10478 (bootstrap-debug-ckovw): Update.
10479 (bootstrap-time): New.
10480 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
10481 (insert_phi_nodes_for): Insert debug stmts.
10482 (rewrite_stmt): Take iterator. Insert debug stmts.
10483 (rewrite_enter_block): Adjust.
10484 (maybe_replace_use_in_debug_stmt): New.
10485 (rewrite_update_stmt): Use it.
10486 (mark_use_interesting): Return early for debug stmts.
10487 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
10488 stmts before replacing stmt.
10489 (move_computations_stmt): Likewise.
10490 * ira-conflicts.c (add_copies): Skip debug insns.
10491 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
10492 (regstat_bb_compute_ri): Skip debug insns.
10493 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
10494 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
10495 check_loop_closed_ssa_stmt): Skip debug stmts.
10496 * tree-tailcall.c (find_tail_calls): Likewise.
10497 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
10498 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
10499 (build_var_debug_value_stat): Declare.
10500 (build_var_debug_value): Define.
10501 (target_for_debug_bind): Declare.
10502 * reload.c (find_equiv_reg): Skip debug insns.
10503 * rtlanal.c (reg_used_between_p): Skip debug insns.
10504 (side_effects_p): Likewise.
10505 (canonicalize_condition): Likewise.
10506 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
10507 insns never depend on debug insns.
10508 (create_ddg_dep_no_link): Likewise.
10509 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
10510 Don't add inter-loop dependencies for debug insns.
10511 (build_intra_loop_deps): Likewise.
10512 (create_ddg): Count debug insns.
10513 * ddg.h (struct ddg::num_debug): New.
10514 (num_backargs): Pair up with previous int field.
10515 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
10516 -fcompare-debug-second.
10517 * final.c (get_attr_length_1): Skip debug insns.
10518 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
10519 * gcc.c (invoke_as): Call compare-debug-dump-opt.
10520 (driver_self_specs): Map -fdump-final-insns to
10521 -fdump-final-insns=..
10522 (get_local_tick): New.
10523 (compare_debug_dump_opt_spec_function): Test for . argument and
10524 compute output name. Compute temp output spec without flag name.
10525 Compute -frandom-seed.
10526 (OPT): Undef after use.
10527 * cfgloopanal.c (num_loop_insns): Skip debug insns.
10528 (average_num_loop_insns): Likewise.
10529 * params.h (MIN_NONDEBUG_INSN_UID): New.
10530 * gimple.def (GIMPLE_DEBUG): New.
10531 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
10532 * auto-inc-dec.c (merge_in_block): Skip debug insns.
10533 (merge_in_block): Fix whitespace.
10534 * toplev.c (flag_var_tracking): Update comment.
10535 (flag_var_tracking_assignments): New.
10536 (flag_var_tracking_assignments_toggle): New.
10537 (process_options): Don't open final insns dump file if we're not
10538 going to write to it. Compute defaults for var_tracking.
10539 * df-scan.c (df_insn_rescan_debug_internal): New.
10540 (df_uses_record): Handle debug insns.
10541 * haifa-sched.c (ready): Initialize n_debug.
10542 (contributes_to_priority): Skip debug insns.
10543 (dep_list_size): New.
10544 (priority): Use it.
10545 (rank_for_schedule): Likewise. Schedule debug insns as soon as
10546 they're ready. Disregard previous debug insns to make decisions.
10547 (queue_insn): Never queue debug insns.
10548 (ready_add, ready_remove_first, ready_remove): Count debug insns.
10549 (schedule_insn): Don't reject debug insns because of issue rate.
10550 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
10551 (queue_to_ready): Skip and discount debug insns.
10552 (choose_ready): Let debug insns through.
10553 (schedule_block): Check boundary debug insns. Discount debug
10554 insns, schedule them early. Adjust whitespace.
10555 (set_priorities): Check for boundary debug insns.
10556 (add_jump_dependencies): Use dep_list_size.
10557 (prev_non_location_insn): New.
10558 (check_cfg): Use it.
10559 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
10561 (remove_unused_ivs): Reset debug stmts.
10562 * modulo-sched.c (const_iteration_count): Skip debug insns.
10563 (res_MII): Discount debug insns.
10564 (loop_single_full_bb_p): Skip debug insns.
10565 (sms_schedule): Likewise.
10566 (sms_schedule_by_order): Likewise.
10567 (ps_has_conflicts): Likewise.
10568 * caller-save.c (refmarker_fn): New.
10569 (save_call_clobbered_regs): Replace regs with saved mem in
10571 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
10572 Call refmarker_fn mark for hardregnos.
10573 (mark_reg_as_referenced): New.
10574 (replace_reg_with_saved_mem): New.
10575 * ipa-pure-const.c (check_stmt): Skip debug stmts.
10576 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
10578 (cse_extended_basic_block): Skip debug insns.
10579 (count_reg_usage): Likewise.
10580 (is_dead_reg): New, split out of...
10581 (set_live_p): ... here.
10582 (insn_live_p): Use it for debug insns.
10583 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
10584 (execute_optimize_stdarg): Likewise.
10585 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
10586 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
10587 changes in debug stmts as changes.
10588 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
10589 (moveup_expr): Don't move across debug insns. Don't move
10590 debug insn if it would create a bookkeeping block.
10591 (moveup_expr_cached): Don't use cache for debug insns that
10592 are heads of blocks.
10593 (compute_av_set_inside_bb): Skip debug insns.
10594 (sel_rank_for_schedule): Schedule debug insns first. Remove
10596 (block_valid_for_bookkeeping_p); Support lax searches.
10597 (create_block_for_bookkeeping): Adjust block numbers when
10598 encountering debug-only blocks.
10599 (find_place_for_bookkeeping): Deal with debug-only blocks.
10600 (generate_bookkeeping_insn): Accept no place to insert.
10601 (remove_temp_moveop_nops): New argument full_tidying.
10602 (prepare_place_to_insert): Deal with debug insns.
10603 (advance_state_on_fence): Debug insns don't start cycles.
10604 (update_boundaries): Take fence as argument. Deal with
10606 (schedule_expr_on_boundary): No full_tidying on debug insns.
10607 (fill_insns): Deal with debug insns.
10608 (track_scheduled_insns_and_blocks): Don't count debug insns.
10609 (need_nop_to_preserve_insn_bb): New, split out of...
10610 (remove_insn_from_stream): ... this.
10611 (fur_orig_expr_not_found): Skip debug insns.
10612 * rtl.def (VALUE): Move up.
10614 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
10615 (nearest_common_dominator_of_uses): Take debug_stmts argument.
10616 Set it if debug stmts are found.
10617 (statement_sink_location): Skip debug stmts. Propagate
10618 moving defs into debug stmts.
10619 * ifcvt.c (first_active_insn): Skip debug insns.
10620 (last_active_insns): Likewise.
10621 (cond_exec_process_insns): Likewise.
10622 (noce_process_if_block): Likewise.
10623 (check_cond_move_block): Likewise.
10624 (cond_move_convert_if_block): Likewise.
10625 (block_jumps_and_fallthru_p): Likewise.
10626 (dead_or_predicable): Likewise.
10627 * dwarf2out.c (debug_str_hash_forced): New.
10628 (find_AT_string): Add comment.
10629 (gen_label_for_indirect_string): New.
10630 (get_debug_string_label): New.
10631 (AT_string_form): Use it.
10632 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
10633 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
10634 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
10635 several operations that cannot be represented with DWARF opcodes.
10636 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
10637 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
10638 (dwarf2out_var_location): Take during-call mark into account.
10639 (output_indirect_string): Update comment. Output if there are
10640 label and references.
10641 (prune_indirect_string): New.
10642 (prune_unused_types): Call it if debug_str_hash_forced.
10643 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
10644 (dw_long_long_const): Remove.
10645 (struct dw_val_struct): Change val_long_long type to rtx.
10646 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
10647 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
10648 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
10649 component instead of HOST_BITS_PER_LONG.
10650 (output_loc_operands): Likewise. For const8* assert
10651 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
10652 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
10653 rather than HOST_BITS_PER_LONG is >= 64.
10654 (add_AT_long_long): Remove val_hi and val_lo arguments, add
10656 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
10657 HOST_BITS_PER_LONG for dw_val_class_long_long.
10658 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
10659 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
10660 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
10662 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
10663 Handle DW_OP_implicit_value.
10664 (extract_int): Move prototype earlier.
10665 (mem_loc_descriptor): For SUBREG punt if inner
10666 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
10667 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
10668 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
10669 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
10670 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
10671 instead of Pmode size.
10672 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
10673 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
10674 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
10675 (concat_loc_descriptor, concatn_loc_descriptor,
10676 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
10677 (add_location_or_const_value_attribute): Likewise. For single
10678 location loc_lists attempt to use add_const_value_attribute
10679 for constant decls. Add DW_AT_const_value even if
10680 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
10682 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
10683 (control_flow_insn_p): Likewise.
10684 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
10685 (separate_decls_in_region_debug_bind): New.
10686 (separate_decls_in_region): Process debug bind stmts afterwards.
10687 * recog.c (verify_changes): Handle debug insns.
10688 (extract_insn): Likewise.
10689 (peephole2_optimize): Skip debug insns.
10690 * dse.c (scan_insn): Skip debug insns.
10691 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
10693 (setup_id_for_insn): Handle debug insns.
10694 (maybe_tidy_empty_bb): Adjust whitespace.
10695 (tidy_control_flow): Skip debug insns.
10696 (sel_remove_insn): Adjust for debug insns.
10697 (sel_estimate_number_of_insns): Skip debug insns.
10698 (create_insn_rtx_from_pattern): Handle debug insns.
10699 (create_copy_of_insn_rtx): Likewise.
10700 * sel-sched-.h (sel_bb_end): Declare.
10701 (sel_bb_empty_or_nop_p): New.
10702 (get_all_loop_exits): Use it.
10703 (_eligible_successor_edge_p): Likewise.
10704 (return_nop_to_pool): Adjust.
10705 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
10706 * ira-lives.c (process_bb_node_lives): Skip debug insns.
10707 * gimple-pretty-print.c (dump_gimple_debug): New.
10708 (dump_gimple_stmt): Use it.
10709 (dump_bb_header): Skip gimple debug stmts.
10710 * regmove.c (optimize_reg_copy_1): Discount debug insns.
10711 (fixup_match_2): Likewise.
10712 (regmove_backward_pass): Likewise. Simplify combined
10713 replacement. Handle debug insns.
10714 * function.c (instantiate_virtual_regs): Handle debug insns.
10715 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
10716 * print-rtl.h: Include cselib.h.
10717 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
10718 * df.h (df_inns_rescan_debug_internal): Declare.
10719 * gcse.c (alloc_hash_table): Estimate n_insns.
10720 (cprop_insn): Don't regard debug insns as changes.
10721 (bypass_conditional_jumps): Skip debug insns.
10722 (one_pre_gcse_pass): Adjust.
10723 (one_code_hoisting_pass): Likewise.
10724 (compute_ld_motion_mems): Skip debug insns.
10725 (one_cprop_pass): Adjust.
10726 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
10727 (if_convertible_stmt_p): Handle debug stmts.
10728 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
10729 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
10730 * ira-build.c (create_bb_allocnos): Skip debug insns.
10731 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
10732 (has_single_use): Likewise.
10733 (single_imm_use): Likewise.
10734 (num_imm_uses): Likewise.
10735 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
10736 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
10737 (create_outofssa_var_map): Likewise.
10738 * lower-subreg.c (adjust_decomposed_uses): New.
10739 (resolve_debug): New.
10740 (decompose_multiword_subregs): Use it.
10741 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
10742 * emit-rtl.c: Include params.h.
10743 (cur_debug_insn_uid): Define.
10744 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
10745 (copy_rtx_if_shared_1): Handle debug insns.
10746 (reset_used_flags): Likewise.
10747 (set_used_flags): LIkewise.
10748 (get_max_insn_count): New.
10749 (next_nondebug_insn): New.
10750 (prev_nondebug_insn): New.
10751 (make_debug_insn_raw): New.
10752 (emit_insn_before_noloc): Handle debug insns.
10753 (emit_jump_insn_before_noloc): Likewise.
10754 (emit_call_insn_before_noloc): Likewise.
10755 (emit_debug_insn_before_noloc): New.
10756 (emit_insn_after_noloc): Handle debug insns.
10757 (emit_jump_insn_after_noloc): Likewise.
10758 (emit_call_insn_after_noloc): Likewise.
10759 (emit_debug_insn_after_noloc): Likewise.
10760 (emit_insn_after): Take loc from earlier non-debug insn.
10761 (emit_jump_insn_after): Likewise.
10762 (emit_call_insn_after): Likewise.
10763 (emit_debug_insn_after_setloc): New.
10764 (emit_debug_insn_after): New.
10765 (emit_insn_before): Take loc from later non-debug insn.
10766 (emit_jump_insn_before): Likewise.
10767 (emit_call_insn_before): Likewise.
10768 (emit_debug_insn_before_setloc): New.
10769 (emit_debug_insn_before): New.
10770 (emit_insn): Handle debug insns.
10771 (emit_debug_insn): New.
10772 (emit_jump_insn): Handle debug insns.
10773 (emit_call_insn): Likewise.
10775 (init_emit): Take min-nondebug-insn-uid into account.
10776 Initialize cur_debug_insn_uid.
10777 (emit_copy_of_insn_after): Handle debug insns.
10778 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
10779 location of single rhs in place.
10780 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
10781 (floor_sdiv_adjust): New.
10782 (cell_sdiv_adjust): New.
10783 (cell_udiv_adjust): New.
10784 (round_sdiv_adjust): New.
10785 (round_udiv_adjust): New.
10786 (wrap_constant): Moved from cselib.
10787 (unwrap_constant): New.
10788 (expand_debug_expr): New.
10789 (expand_debug_locations): New.
10790 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
10792 (gimple_expand_cfg): Expand debug locations.
10793 * cselib.c: Include tree-pass.h.
10794 (struct expand_value_data): New.
10795 (cselib_record_sets_hook): New.
10796 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
10797 (cselib_clear_table): Move, and implemnet in terms of...
10798 (cselib_reset_table_with_next_value): ... this.
10799 (cselib_get_next_unknown_value): New.
10800 (discard_useless_locs): Don't discard preserved values.
10801 (cselib_preserve_value): New.
10802 (cselib_preserved_value_p): New.
10803 (cselib_preserve_definitely): New.
10804 (cselib_clear_preserve): New.
10805 (cselib_preserve_only_values): New.
10806 (new_cselib_val): Take rtx argument. Dump it in details.
10807 (cselib_lookup_mem): Adjust.
10808 (expand_loc): Take regs_active in struct. Adjust. Silence
10809 dumps unless details are requested.
10810 (cselib_expand_value_rtx_cb): New.
10811 (cselib_expand_value_rtx): Rename and reimplment in terms of...
10812 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
10813 without details. Copy more subregs. Try to resolve values
10814 using a callback. Wrap constants.
10815 (cselib_subst_to_values): Adjust.
10816 (cselib_log_lookup): New.
10817 (cselib_lookup): Call it.
10818 (cselib_invalidate_regno): Don't count preserved values as useless.
10819 (cselib_invalidate_mem): Likewise.
10820 (cselib_record_set): Likewise.
10821 (struct set): Renamed to cselib_set, moved to cselib.h.
10822 (cselib_record_sets): Adjust. Call hook.
10823 (cselib_process_insn): Reset table when it would be cleared.
10824 (dump_cselib_val): New.
10825 (dump_cselib_table): New.
10826 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
10827 (remove_forwarder_block): Support moving debug stmts.
10828 * cselib.h (cselib_record_sets_hook): Declare.
10829 (cselib_expand_callback): New type.
10830 (cselib_expand_value_rtx_cb): Declare.
10831 (cselib_reset_table_with_next_value): Declare.
10832 (cselib_get_next_unknown_value): Declare.
10833 (cselib_preserve_value): Declare.
10834 (cselib_preserved_value_p): Declare.
10835 (cselib_preserve_only_values): Declare.
10836 (dump_cselib_table): Declare.
10837 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
10838 (try_crossjump_to_edge): Likewise.
10839 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
10840 dominated blocks when debug stmts are present.
10841 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
10842 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
10843 (set_var_live_on_entry): Likewise.
10844 * loop-invariant.c (find_invariants_bb): Skip debug insns.
10845 * cfglayout.c (curr_location, last_location): Make static.
10846 (set_curr_insn_source_location): Don't avoid bouncing.
10847 (get_curr_insn_source_location): New.
10848 (get_curr_insn_block): New.
10849 (duplicate_insn_chain): Handle debug insns.
10850 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
10852 * common.opt (fcompare-debug): Move to sort order.
10853 (fdump-unnumbered-links): Likewise.
10854 (fvar-tracking-assignments): New.
10855 (fvar-tracking-assignments-toggle): New.
10856 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
10857 because of debug stmts.
10858 (mark_stmt_if_obviously_necessary): Mark debug stmts.
10859 (eliminate_unnecessary_stmts): Walk dominated blocks before
10861 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
10862 * ira.c (memref_used_between_p): Skip debug insns.
10863 (update_equiv_regs): Likewise.
10864 * sched-deps.c (sd_lists_size): Accept empty list.
10865 (sd_init_insn): Mark debug insns.
10866 (sd_finish_insn): Unmark them.
10867 (sd_add_dep): Reject non-debug deps on debug insns.
10868 (fixup_sched_groups): Give debug insns group treatment.
10870 (sched_analyze_reg): Don't mark debug insns for sched before call.
10871 (sched_analyze_2): Handle debug insns.
10872 (sched_analyze_insn): Compute next non-debug insn. Handle debug
10874 (deps_analyze_insn): Handle debug insns.
10875 (deps_start_bb): Skip debug insns.
10876 (init_deps): Initialize last_debug_insn.
10877 * tree-ssa.c (target_for_debug_bind): New.
10878 (find_released_ssa_name): New.
10879 (propagate_var_def_into_debug_stmts): New.
10880 (propagate_defs_into_debug_stmts): New.
10881 (verify_ssa): Skip debug bind stmts without values.
10882 (warn_uninialized_vars): Skip debug stmts.
10883 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
10884 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
10885 (rtx_equal_p): Likewise.
10886 * ira-costs.c (scan_one_insn): Skip debug insns.
10887 (process_bb_node_for_hard_reg_moves): Likewise.
10888 * rtl.h (DEBUG_INSN_P): New.
10889 (NONDEBUG_INSN_P): New.
10890 (MAY_HAVE_DEBUG_INSNS): New.
10891 (INSN_P): Accept debug insns.
10892 (RTX_FRAME_RELATED_P): Likewise.
10893 (INSN_DELETED_P): Likewise
10894 (PAT_VAR_LOCATION_DECL): New.
10895 (PAT_VAR_LOCATION_LOC): New.
10896 (PAT_VAR_OCATION_STATUS): New.
10897 (NOTE_VAR_LOCATION_DECL): Reimplement.
10898 (NOTE_VAR_LOCATION_LOC): Likewise.
10899 (NOTE_VAR_LOCATION_STATUS): Likewise.
10900 (INSN_VAR_LOCATION): New.
10901 (INSN_VAR_LOCATION_DECL): New.
10902 (INSN_VAR_LOCATION_LOC): New.
10903 (INSN_VAR_LOCATION_STATUS): New.
10904 (gen_rtx_UNKNOWN_VAR_LOC): New.
10905 (VAR_LOC_UNKNOWN_P): New.
10906 (NOTE_DURING_CALL_P): New.
10907 (SCHED_GROUP_P): Accept debug insns.
10908 (emit_debug_insn_before): Declare.
10909 (emit_debug_insn_before_noloc): Declare.
10910 (emit_debug_insn_beore_setloc): Declare.
10911 (emit_debug_insn_after): Declare.
10912 (emit_debug_insn_after_noloc): Declare.
10913 (emit_debug_insn_after_setloc): Declare.
10914 (emit_debug_insn): Declare.
10915 (make_debug_insn_raw): Declare.
10916 (prev_nondebug_insn): Declare.
10917 (next_nondebug_insn): Declare.
10918 (delegitimize_mem_from_attrs): Declare.
10919 (get_max_insn_count): Declare.
10920 (wrap_constant): Declare.
10921 (unwrap_constant): Declare.
10922 (get_curr_insn_source_location): Declare.
10923 (get_curr_insn_block): Declare.
10924 * tree-inline.c (insert_debug_decl_map): New.
10925 (processing_debug_stmt): New.
10926 (remap_decl): Don't create new mappings in debug stmts.
10927 (remap_gimple_op_r): Don't add references in debug stmts.
10928 (copy_tree_body_r): Likewise.
10929 (remap_gimple_stmt): Handle debug bind stmts.
10930 (copy_bb): Skip debug stmts.
10931 (copy_edges_for_bb): Likewise.
10932 (copy_debug_stmt): New.
10933 (copy_debug_stmts): New.
10934 (copy_body): Copy debug stmts at the end.
10935 (insert_init_debug_bind): New.
10936 (insert_init_stmt): Take id. Skip and emit debug stmts.
10937 (setup_one_parameter): Remap variable earlier, register debug mapping.
10938 (estimate_num_insns): Skip debug stmts.
10939 (expand_call_inline): Preserve debug_map.
10940 (optimize_inline_calls): Check for no debug_stmts left-overs.
10941 (unsave_expr_now): Preserve debug_map.
10942 (copy_gimple_seq_and_replace_locals): Likewise.
10943 (tree_function_versioning): Check for no debug_stmts left-overs.
10944 Init and destroy debug_map as needed. Split edges unconditionally.
10945 (build_duplicate_type): Init and destroy debug_map as needed.
10946 * tree-inline.h: Include gimple.h instead of pointer-set.h.
10947 (struct copy_body_data): Add debug_stmts and debug_map.
10948 * sched-int.h (struct ready_list): Add n_debug.
10949 (struct deps): Add last_debug_insn.
10950 (DEBUG_INSN_SCHED_P): New.
10951 (BOUNDARY_DEBUG_INSN_P): New.
10952 (SCHEDULE_DEBUG_INSN_P): New.
10953 (sd_iterator_cond): Accept empty list.
10954 * combine.c (create_log_links): Skip debug insns.
10955 (combine_instructions): Likewise.
10956 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
10957 return value is always unshared.
10958 (struct rtx_subst_pair): New.
10959 (auto_adjust_pair): New.
10960 (propagate_for_debug_subst): New.
10961 (propagate_for_debug): New.
10962 (try_combine): Skip debug insns. Propagate removed defs into
10964 (next_nonnote_nondebug_insn): New.
10965 (distribute_notes): Use it. Skip debug insns.
10966 (distribute_links): Skip debug insns.
10967 * tree-outof-ssa.c (set_location_for_edge): Likewise.
10968 * resource.c (mark_target_live_regs): Likewise.
10969 * var-tracking.c: Include cselib.h and target.h.
10970 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
10972 (micro_operation_type_name): New.
10973 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
10974 (struct micro_operation_def): Update comments.
10975 (decl_or_value): New type. Use instead of decls.
10976 (struct emit_note_data_def): Add vars.
10977 (struct attrs_def): Use decl_or_value.
10978 (struct variable_tracking_info_def): Add permp, flooded.
10979 (struct location_chain_def): Update comment.
10980 (struct variable_part_def): Use decl_or_value.
10981 (struct variable_def): Make var_part a variable length array.
10982 (valvar_pool): New.
10983 (scratch_regs): New.
10984 (cselib_hook_called): New.
10985 (dv_is_decl_p): New.
10986 (dv_is_value_p): New.
10988 (dv_as_value): New.
10989 (dv_as_opaque): New.
10990 (dv_onepart_p): New.
10992 (IS_DECL_CODE): New.
10993 (check_value_is_not_decl): New.
10994 (dv_from_decl): New.
10995 (dv_from_value): New.
10996 (dv_htab_hash): New.
10997 (variable_htab_hash): Use it.
10998 (variable_htab_eq): Support values.
10999 (variable_htab_free): Free from the right pool.
11000 (attrs_list_member, attrs_list_insert): Use decl_or_value.
11001 (attrs_list_union): Adjust.
11002 (attrs_list_mpdv_union): New.
11003 (tie_break_pointers): New.
11004 (canon_value_cmp): New.
11005 (unshare_variable): Return possibly-modified slot.
11006 (vars_copy_1): Adjust.
11007 (var_reg_decl_set): Adjust. Split out of...
11008 (var_reg_set): ... this.
11009 (get_init_value): Adjust.
11010 (var_reg_delete_and_set): Adjust.
11011 (var_reg_delete): Adjust.
11012 (var_regno_delete): Adjust.
11013 (var_mem_decl_set): Split out of...
11014 (var_mem_set): ... this.
11015 (var_mem_delete_and_set): Adjust.
11016 (var_mem_delete): Adjust.
11019 (val_resolve): New.
11020 (variable_union): Adjust. Speed up merge of 1-part vars.
11021 (variable_canonicalize): Use unshared slot.
11022 (VALUED_RECURSED_INTO): New.
11023 (find_loc_in_1pdv): New.
11024 (struct dfset_merge): New.
11025 (insert_into_intersection): New.
11026 (intersect_loc_chains): New.
11028 (canonicalize_loc_order_check): New.
11029 (canonicalize_values_mark): New.
11030 (canonicalize_values_star): New.
11031 (variable_merge_over_cur): New.
11032 (variable_merge_over_src): New.
11033 (dataflow_set_merge): New.
11034 (dataflow_set_equiv_regs): New.
11035 (remove_duplicate_values): New.
11036 (struct dfset_post_merge): New.
11037 (variable_post_merge_new_vals): New.
11038 (variable_post_merge_perm_vals): New.
11039 (dataflow_post_merge_adjust): New.
11040 (find_mem_expr_in_1pdv): New.
11041 (dataflow_set_preserve_mem_locs): New.
11042 (dataflow_set_remove_mem_locs): New.
11043 (dataflow_set_clear_at_call): New.
11044 (onepart_variable_different_p): New.
11045 (variable_different_p): Use it.
11046 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
11047 (track_expr_p): Add need_rtl parameter. Don't generate rtl
11049 (track_loc_p): Pass it true.
11050 (struct count_use_info): New.
11051 (find_use_val): New.
11052 (replace_expr_with_values): New.
11053 (log_op_type): New.
11054 (use_type): New, partially split out of...
11055 (count_uses): ... this. Count new micro-ops.
11056 (count_uses_1): Adjust.
11057 (count_stores): Adjust.
11058 (count_with_sets): New.
11059 (VAL_NEEDS_RESOLUTION): New.
11060 (VAL_HOLDS_TRACK_EXPR): New.
11061 (VAL_EXPR_IS_COPIED): New.
11062 (VAL_EXPR_IS_CLOBBERED): New.
11063 (add_uses): Adjust. Generate new micro-ops.
11064 (add_uses_1): Adjust.
11065 (add_stores): Generate new micro-ops.
11066 (add_with_sets): New.
11067 (find_src_status): Adjust.
11068 (find_src_set_src): Adjust.
11069 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
11070 Handle new micro-ops. Canonicalize value equivalances.
11071 (vt_find_locations): Compute total size of hash tables for
11072 dumping. Perform merge for var-tracking-assignments. Don't
11073 disregard single-block loops.
11074 (dump_attrs_list): Handle decl_or_value.
11075 (dump_variable): Take variable. Deal with decl_or_value.
11076 (dump_variable_slot): New.
11077 (dump_vars): Use it.
11078 (dump_dataflow_sets): Adjust.
11079 (set_slot_part): New, extended to support one-part variables
11080 after splitting out of...
11081 (set_variable_part): ... this.
11082 (clobber_slot_part): New, split out of...
11083 (clobber_variable_part): ... this.
11084 (delete_slot_part): New, split out of...
11085 (delete_variable_part): .... this.
11086 (check_wrap_constant): New.
11087 (vt_expand_loc_callback): New.
11088 (vt_expand_loc): New.
11089 (emit_note_insn_var_location): Adjust. Handle values. Handle
11090 EMIT_NOTE_AFTER_CALL_INSN.
11091 (emit_notes_for_differences_1): Adjust. Handle values.
11092 (emit_notes_for_differences_2): Likewise.
11093 (emit_notes_for_differences): Adjust.
11094 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
11095 Adjust. Handle new micro-ops.
11096 (vt_add_function_parameters): Adjust. Create and bind values.
11097 (vt_initialize): Adjust. Initialize scratch_regs and
11098 valvar_pool, flooded and perm.. Initialize and use cselib. Log
11099 operations. Move some code to count_with_sets and add_with_sets.
11100 (delete_debug_insns): New.
11101 (vt_debug_insns_local): New.
11102 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
11104 (var_tracking_main): If var-tracking-assignments is enabled
11105 but var-tracking isn't, delete debug insns and leave. Likewise
11106 if we exceed limits or fail the stack adjustments tests, and
11107 after all var-tracking processing.
11108 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
11109 (dataflow_set): Add traversed_vars.
11110 (value_chain, const_value_chain): New typedefs.
11111 (value_chain_pool, value_chains): New variables.
11112 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
11113 add_value_chains, add_cselib_value_chains, remove_value_chain,
11114 remove_value_chains, remove_cselib_value_chains): New functions.
11115 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
11116 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
11118 (shared_hash_find_slot_unshare, shared_hash_find_slot,
11119 shared_hash_find_slot_noinsert, shared_hash_find): Update.
11120 (dst_can_be_shared): New variable.
11121 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
11122 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
11123 different from set->vars, look up slot again instead of using the
11125 (dataflow_set_init): Initialize traversed_vars.
11126 (variable_union): Use shared_hash_*. Use initially NO_INSERT
11127 lookup if set->vars is shared. Don't keep slot cleared before
11128 calling unshare_variable. Unshare set->vars if needed. Adjust
11129 unshare_variable callers. Clear dst_can_be_shared if needed.
11130 Even ->refcount == 1 vars must be unshared if set->vars is shared
11131 and var needs to be modified.
11132 (dataflow_set_union): Set traversed_vars during canonicalization.
11133 (VALUE_CHANGED, DECL_CHANGED): Define.
11134 (set_dv_changed, dv_changed_p): New static inlines.
11135 (track_expr_p): Clear DECL_CHANGED.
11136 (dump_dataflow_sets): Set it.
11137 (variable_was_changed): Call set_dv_changed.
11138 (emit_note_insn_var_location): Likewise.
11139 (changed_variables_stack): New variable.
11140 (check_changed_vars_1, check_changed_vars_2): New functions.
11141 (emit_notes_for_changes): Do nothing if changed_variables is
11142 empty. Traverse changed_variables with check_changed_vars_1,
11143 call check_changed_vars_2 on each changed_variables_stack entry.
11144 (emit_notes_in_bb): Add SET argument. Just clear it at the
11145 beginning, use it instead of local &set, don't destroy it at the end.
11146 (vt_emit_notes): Call dataflow_set_clear early on all
11147 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
11148 computed set, dataflow_set_clear also VTI(bb)->in when we are
11149 done with the basic block. Initialize changed_variables_stack,
11150 free it afterwards. If ENABLE_CHECKING verify that after noting
11151 differences to an empty set value_chains hash table is empty.
11152 (vt_initialize): Initialize value_chains and value_chain_pool.
11153 (vt_finalize): Delete value_chains htab, free value_chain_pool.
11154 (variable_tracking_main): Call dump_dataflow_sets before calling
11155 vt_emit_notes, not after it.
11156 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
11157 (propagate_var_def_into_debug_stmts): Declare.
11158 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
11159 (df_set_note): Reject debug insns.
11160 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
11161 add notes to debug insns.
11162 (df_note_bb_compute): Adjust. Likewise.
11163 (df_simulate_uses): Skip debug insns.
11164 (df_simulate_initialize_backwards): Likewise.
11165 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
11166 (subst_stack_regs_pat): Reject debug insns.
11167 (convert_regs_1): Handle debug insns.
11168 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
11169 (print-rtl.o): Depend on cselib.h.
11170 (cselib.o): Depend on TREE_PASS_H.
11171 (var-tracking.o): Depend on cselib.h and TARGET_H.
11172 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
11173 (init_ready_list): Skip boundary debug insns.
11174 (add_branch_dependences): Skip debug insns.
11175 (free_block_dependencies): Check for blocks with only debug insns.
11176 (compute_priorities): Likewise.
11177 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
11178 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
11180 (gimple_build_debug_bind_stat): New.
11181 (empty_body_p): Skip debug stmts.
11182 (gimple_has_side_effects): Likewise.
11183 (gimple_rhs_has_side_effects): Likewise.
11184 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
11185 (gimple_build_debug_bind_stat): Declare.
11186 (gimple_build_debug_bind): Define.
11187 (is_gimple_debug): New.
11188 (gimple_debug_bind_p): New.
11189 (gimple_debug_bind_get_var): New.
11190 (gimple_debug_bind_get_value): New.
11191 (gimple_debug_bind_get_value_ptr): New.
11192 (gimple_debug_bind_set_var): New.
11193 (gimple_debug_bind_set_value): New.
11194 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
11195 (gimple_debug_bind_reset_value): New.
11196 (gimple_debug_bind_has_value_p): New.
11197 (gsi_next_nondebug): New.
11198 (gsi_prev_nondebug): New.
11199 (gsi_start_nondebug_bb): New.
11200 (gsi_last_nondebug_bb): New.
11201 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
11202 (print_insn): Handle DEBUG_INSN.
11203 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
11204 of first insn prevail.
11205 (first_stmt): Skip debug stmts.
11206 (first_non_label_stmt): Likewise.
11207 (last_stmt): Likewise.
11208 (has_zero_uses_1): New.
11209 (single_imm_use_1): New.
11210 (verify_gimple_debug): New.
11211 (verify_types_in_gimple_stmt): Handle debug stmts.
11212 (verify_stmt): Likewise.
11213 (debug_loop_num): Skip debug stmts.
11214 (remove_edge_and_dominated_blocks): Remove dominators last.
11215 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
11216 (linearize_expr): Likewise.
11217 * config/i386/i386.c (ix86_delegitimize_address): Call
11218 default implementation.
11219 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
11220 (group_barrier_needed): Skip debug insns.
11221 (emit_insn_group_barriers): Likewise.
11222 (emit_all_insn_group_barriers): Likewise.
11223 (ia64_variable_issue): Handle debug insns.
11224 (ia64_dfa_new_cycle): Likewise.
11225 (final_emit_insn_group_barriers): Skip debug insns.
11226 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
11227 def cfa without frame.
11228 (process_set): Likewise.
11229 (process_for_unwind_directive): Pass frame on.
11230 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
11231 (rs6000_delegitimize_address): New.
11232 (rs6000_debug_adjust_cost): Handle debug insns.
11233 (is_microcoded_insn): Likewise.
11234 (is_cracked_insn): Likewise.
11235 (is_nonpipeline_insn): Likewise.
11236 (insn_must_be_first_in_group): Likewise.
11237 (insn_must_be_last_in_group): Likewise.
11238 (force_new_group): Likewise.
11239 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
11240 contains only debug insns.
11241 (rtl_merge_blocks): Skip debug insns.
11242 (purge_dead_edges): Likewise.
11243 (rtl_block_ends_with_call_p): Skip debug insns.
11244 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
11245 (mark_reg_dependencies): Skip debug insns.
11246 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
11247 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
11248 * tree-ssa-threadedge.c
11249 (record_temporary_equivalences_from_stmts): Skip debug stmts.
11250 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
11251 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
11252 (copyprop_hardreg_forward_1): Handle debug insns.
11253 * reload1.c (reload): Skip debug insns. Replace unassigned
11254 pseudos in debug insns with their equivalences.
11255 (eliminate_regs_in_insn): Skip debug insns.
11256 (emit_input_reload_insns): Skip debug insns at first, adjust
11258 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
11259 (get_indirect_ref_operands): Pass opf_no_vops on.
11260 (get_expr_operands): Likewise. Skip debug stmts.
11261 (parse_ssa_operands): Scan debug insns with opf_no_vops.
11263 2009-09-01 Richard Henderson <rth@redhat.com>
11265 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
11266 stmt_ends_pp_p statements at least once.
11267 * tree-vrp.c (vrp_initialize): Likewise.
11268 (vrp_visit_stmt): Be prepared for non-interesting stmts.
11270 2009-09-01 Dodji Seketeli <dodji@redhat.com>
11273 Fix AIX bootstrap after PR debug/30161
11274 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
11275 that is a GNU extension.
11276 (tmpl_value_parm_die_table): Move the definition of this global
11277 outside #ifdef DWARF2_DEBUGGING_INFO region.
11279 2009-09-01 Richard Guenther <rguenther@suse.de>
11281 * tree.c (tree_expr_size): New function.
11282 * tree.h (tree_expr_size): Declare.
11283 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
11284 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
11285 * langhooks.c (lhd_expr_size): Remove.
11286 * langhooks.h (struct lang_hooks): Remove expr_size.
11287 * explow.c (expr_size): Use tree_expr_size.
11288 (int_expr_size): Likewise.
11289 * langhooks-def.h (lhd_expr_size): Remove.
11290 (LANG_HOOKS_EXPR_SIZE): Likewise.
11291 (LANG_HOOKS_INITIALIZER): Adjust.
11293 2009-09-01 Richard Guenther <rguenther@suse.de>
11295 * tree-flow.h (mark_addressable): Move declaration ...
11296 * tree.h (mark_addressable): ... here.
11297 * stmt.c (expand_asm_operands): Use mark_addressable, not
11298 lang_hooks.mark_addressable.
11299 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
11300 LANG_HOOKS_MARK_ADDRESSABLE.
11301 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
11302 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
11304 2009-08-31 Chris Demetriou <cgd@google.com>
11306 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
11307 vectorize if not TARGET_SSE2.
11309 2009-08-31 DJ Delorie <dj@redhat.com>
11311 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
11312 registers if no coprocessor is enabled.
11314 2009-08-31 Dodji Seketeli <dodji@redhat.com>
11317 * cgraph.h (cgraph_get_node): Declare ...
11318 * cgraph.c (cgraph_get_node): ... new function.
11319 * dwarf2out.c (gen_generic_params_dies,
11320 generic_parameter_die, tree_add_const_value_attribute_for_decl,
11321 make_ith_pack_parameter_name,
11322 append_entry_to_tmpl_value_parm_die_table,
11323 gen_remaining_tmpl_value_param_die_attribute): New functions.
11324 (gen_subprogram_die): Generate debug info for template parameters
11325 if debug info level is higher than DINFO_LEVEL_TERSE.
11326 Use tree_add_const_value_attribute_for_decl instead of
11327 tree_add_const_value_attribute.
11328 (gen_const_die): Use tree_add_const_value_attribute_for_decl
11329 instead of tree_add_const_value_attribute.
11330 (gen_struct_or_union_type_die): Generate debug
11331 info for template parameters if debug info level is higher than
11333 (tree_add_const_value_attribute): Handle integral and pointer
11334 constants. Update comment.
11335 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
11336 (dwarf_attr_name): Support DW_AT_GNU_template_name.
11337 (reference_to_unused): Fix thinko. Remove redundant predicates from
11339 (tree_add_const_value_attribute): Make this work for constant
11341 tree_add_const_value_attribute_for_decl is to be used for variable
11343 (add_location_or_const_value_attribute): Use
11344 tree_add_const_value_attribute_for_decl now.
11345 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
11346 DW_TAG_template_value_param DIEs after function DIEs have been
11348 * langhooks.h (lang_hooks_for_types): Add
11349 get_argument_pack_elems.
11350 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
11351 (lang_hooks): Added get_innermost_generic_parms,
11352 get_innermost_generic_args.
11353 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
11354 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
11355 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
11356 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
11358 2009-08-31 DJ Delorie <dj@redhat.com>
11360 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
11361 it once we start generating the prologue or epilogue.
11362 (mep_call_saves_register): If the frame is locked, re-use
11364 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
11365 (mep_expand_prologue): Call it.
11366 (mep_expand_epilogue): Likewise.
11367 (mep_start_function): Use the same logic as mep_expand_prologue.
11368 (mep_pass_by_reference): Make logic more readable.
11369 (mep_return_in_memory): Zero-sized objects are passed in memory.
11370 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
11372 2009-08-31 Richard Guenther <rguenther@suse.de>
11374 * builtins.c (fold_builtin_memory_op): Use the alias oracle
11375 to query if the memory regions for memmove overlap.
11376 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
11377 asserts on pointers, instead deal with odd trees.
11378 (ptr_derefs_may_alias_p): Likewise.
11379 (refs_may_alias_p_1): Constructor bases also never alias.
11381 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
11383 * doc/install.texi (Final install): Adjust reference on where to
11384 order printed manuals.
11386 2009-08-30 Olivier Hainque <hainque@adacore.com>
11388 * dwarf2out.c (switch_to_frame_table_section): Move
11389 definition prior to first use.
11391 2009-08-30 Richard Guenther <rguenther@suse.de>
11393 PR tree-optimization/41186
11394 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
11395 (ao_ref_init_from_ptr_and_size): New function.
11396 (ref_maybe_used_by_call_p_1): Be more precise tracking
11397 used ranges for builtin functions.
11398 (ref_maybe_used_by_call_p): Adjust.
11399 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
11400 ranges for builtin functions.
11401 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
11403 2009-08-30 Alan Modra <amodra@bigpond.net.au>
11406 * fwprop.c (get_reg_use_in): Delete.
11407 (free_load_extend): New function.
11408 (forward_propagate_subreg): Use it.
11410 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
11412 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
11414 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
11417 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
11420 2009-08-29 Douglas B Rupp <rupp@gnat.com>
11422 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
11423 fini or fini_array section.
11425 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11427 * graphite-dependences.c (graphite_legal_transform_bb): Call
11428 pbb_remove_duplicate_pdrs.
11429 * graphite-poly.c (can_collapse_pdr): Removed.
11430 (pdr_find_duplicate): Removed.
11431 (can_collapse_pdrs): New.
11432 (pbb_remove_duplicate_pdrs): New.
11433 (new_poly_dr): Do not look for duplicates.
11434 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
11435 (PBB_PDR_DUPLICATES_REMOVED): New.
11436 (pbb_remove_duplicate_pdrs): Declared.
11438 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11440 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
11441 the strides by multiplying by PDR_NB_REFS.
11442 * graphite-poly.c (can_collapse_pdr): New.
11443 (pdr_find_duplicate): New.
11444 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
11445 Initialize PDR_NB_REFS.
11446 * graphite-poly.h (struct poly_dr): Add field nb_refs.
11447 (PDR_NB_REFS): New.
11448 (new_poly_dr): Number of subscripts is a graphite_dim_t.
11450 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11452 PR middle-end/40965
11453 * graphite-poly.c (apply_poly_transforms): Remove legality test before
11456 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11458 * graphite-dependences.c (pddr_original_scattering): Return NULL
11459 for read-read dependence relations.
11460 * graphite-poly.h (enum poly_dr_type): Fix comment.
11462 (pdr_write_p): New.
11463 (pdr_may_write_p): New.
11465 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11467 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
11468 (struct poly_dr): Same.
11469 (new_poly_dr): Same.
11470 * graphite-poly.c (new_poly_dr): Same.
11471 * graphite-dependences.c (dot_deps): Disable call to system.
11473 2009-08-28 Cary Coutant <ccoutant@google.com>
11476 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
11477 struct/union/enum types local to a function.
11479 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
11480 Sebastian Pop <sebastian.pop@amd.com>
11482 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
11483 pbb_strip_mine_time_depth. Changed the implementation so that
11484 transformation is expressed as a transformation on
11485 time (scatttering) dimensions. Also, ensures that the 2d+1
11486 scheduling format is preserved.
11487 (pbb_strip_mine_profitable_p): Profitability is based on the
11488 iteration number of a given time (scattering) dimension,
11489 and not on a original loop depth dimension.
11490 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
11491 (pbb_do_strip_mine): Call psct_dynamic_dim.
11492 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
11493 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
11494 (pbb_nb_dynamic_scattering_transform): New.
11495 (psct_dynamic_dim): New.
11497 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
11499 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
11500 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
11501 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
11502 * graphite-interchange.c (build_linearized_memory_access): Same.
11503 (memory_stride_in_loop): Same.
11505 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11507 * graphite-dependences.c (pddr_original_scattering): New.
11508 (graphite_legal_transform_dr): Call pddr_original_scattering.
11511 * graphite-dependences.h (dot_deps): Declared.
11512 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
11513 (print_pdr): Print PDR_ID.
11514 * graphite-poly.h (struct poly_dr): Add field id.
11517 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
11519 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11521 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
11522 not delete the original dependence relation.
11524 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11526 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
11527 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
11528 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
11529 (free_poly_ddr): New.
11530 (pddr_is_empty): New.
11531 (dependence_polyhedron_1): Now returns a poly_ddr_p.
11532 (dependence_polyhedron): Same. Remove useless gcc_assert.
11534 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
11535 (graphite_carried_dependence_level_k): Call pddr_is_empty.
11536 * graphite-dependences.h (enum poly_dependence_kind): New.
11537 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
11538 (PDRP_SOURCE): Renamed PDDR_SOURCE.
11539 (PDRP_SINK): Renamed PDDR_SINK.
11540 (PDRP_DDP): Renamed PDDR_DDP.
11542 (free_poly_ddr): Declared.
11543 * graphite-poly.c (new_scop): Use the new hash function names.
11544 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
11545 into original_pddrs.
11546 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
11548 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11550 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
11551 bounds with LT_EXPR to make niter analysis more precise on code
11552 generated by Graphite.
11554 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11556 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
11557 (graphite_legal_transform_bb): Same.
11558 (poly_drs_may_alias_p): Same.
11560 2009-08-28 Richard Guenther <rguenther@suse.de>
11562 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
11564 2009-08-28 Jan Beulich <jbeulich@novell.com>
11566 * config/i386/netware.c: Include langhooks.h.
11567 (i386_nlm_encode_section_info): Simplify.
11568 (netware_override_options): Delete.
11569 * config/i386/netware.h (netware_override_options): Delete
11571 (OVERRIDE_OPTIONS): Delete definition.
11572 (SUBTARGET_OVERRIDE_OPTIONS): Define.
11573 (ASM_COMMENT_START): Define.
11574 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
11576 2009-08-28 Jan Beulich <jbeulich@novell.com>
11578 * configure.ac: For in-tree ld, do a plain version check to
11579 determine whether comdat groups are supported.
11580 * configure: Regenerate.
11582 2009-08-28 Olivier Hainque <hainque@adacore.com>
11584 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
11585 always defined. Reflect definition or absence of such for
11586 COLLECT_EXPORT_LIST. Readability helper.
11587 (scanfilter): New enum, to help control what symbols
11588 are to be considered or ignored by scan_prog_file.
11589 (enum pass): Rename as "scanpass", moved together with scanfilter
11590 prior to scan_prog_file's prototype.
11591 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
11592 Group prototype with the scanpass/scanfilter definitions, factorize
11593 head comments for the several implementations at the prototype.
11594 (main): Reorganize the first pass link control to let AIX
11595 drag only the needed frame tables in executables. Prevent
11596 frame tables collection during the scan aimed at static ctors.
11597 Pre-link and scan for frame tables later to compensate.
11598 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
11599 A C statement to issue assembly directives that create a reference
11600 to the given DWARF table identifier label from the current function
11602 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
11603 to differentiate first time section entry. Only emit a .data
11604 tables start identifier label the first time around.
11605 (switch_to_frame_table_section): New function. Helper for
11606 output_call_frame_info to switch possibly BACK into the eh_frame
11607 or the debug_frame section depending on FOR_EH.
11608 (output_call_frame_info): Use helper to first enter the proper
11610 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
11611 emit a link to the frame table start label from each function
11613 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
11614 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
11615 * config/rs6000/rs6000-protos.h: Declare it.
11616 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
11618 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
11620 * config/sh/sh.c (split_branches): Check the result of
11623 2009-08-27 Steve Ellcey <sje@cup.hp.com>
11625 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
11626 using -pthread -fopenmp
11628 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
11630 * doc/service.texi (service directory): Update URL.
11632 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
11634 PR rtl-optimization/40861
11635 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
11636 extract word from a multi-word subreg for negative byte positions.
11638 2009-08-27 Tristan Gingold <gingold@adacore.com>
11639 Douglas B Rupp <rupp@gnat.com>
11641 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
11642 (SECTION_VMS_OVERLAY): Define.
11643 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
11645 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
11647 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
11648 common_object declarations.
11649 (ia64_section_type_flags): Set section flag for common_object.
11650 * config/ia64/ia64-protos.h
11651 (ia64_vms_output_aligned_decl_common): Declare.
11652 (ia64_vms_elf_asm_named_section): Declare.
11654 2009-08-27 Michael Matz <matz@suse.de>
11656 * expr.c (expand_expr_real_2): New function taking exploded
11657 unary or binary expression, split out from ...
11658 (expand_expr_real_1): ... here. Move over all unary/binary
11659 switch parts to above function, in particular these codes:
11660 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
11661 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
11662 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
11663 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
11664 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
11665 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
11666 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
11667 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
11668 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
11669 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
11670 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
11671 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
11672 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
11673 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
11674 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
11675 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
11676 VEC_PACK_FIX_TRUNC_EXPR.
11677 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
11680 2009-08-27 Richard Guenther <rguenther@suse.de>
11682 * gengtype.c (main): Handle uint64_t.
11683 * ipa-utils.c (get_base_var): Indent properly.
11684 * tree-ssa-live.c (debug_scope_block): New function.
11685 * tree-flow.h (debug_scope_block): Declare.
11686 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
11687 * basic-block.h (enum profile_status): Rename to
11688 enum profile_status_d.
11689 (x_profile_status): Adjust type.
11691 2009-08-27 Dodji Seketeli <dodji@redhat.com>
11694 * dwarf2out.c (get_context_die): Declare this static function.
11695 (gen_type_die_with_usage): Make sure a DIE is a generated for
11696 the context of a typedef.
11698 2009-08-26 Anatoly Sokolov <aesok@post.ru>
11700 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
11703 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
11705 * config/mips/mips-protos.h (mips_output_sync): Declare.
11706 (mips_sync_loop_insns): Likewise.
11707 (mips_output_sync_loop): Replace first two parameters with an rtx.
11708 * config/mips/mips.c (mips_multi_member): New structure.
11709 (mips_multi_members): New variable.
11710 (mips_multi_start): New function.
11711 (mips_multi_add): Likewise.
11712 (mips_multi_add_insn): Likewise.
11713 (mips_multi_add_label): Likewise.
11714 (mips_multi_last_index): Likewise.
11715 (mips_multi_copy_insn): Likewise.
11716 (mips_multi_set_operand): Likewise.
11717 (mips_multi_write): Likewise.
11718 (mips_print_operand_punctuation): Remove '%|' and '%-'.
11719 (mips_init_print_operand_punct): Update accordingly.
11720 (mips_start_ll_sc_sync_block): New function.
11721 (mips_end_ll_sc_sync_block): Likewise.
11722 (mips_output_sync): Likewise.
11723 (mips_sync_insn1_template): Likewise.
11724 (mips_sync_insn2_template): Likewise.
11725 (mips_get_sync_operand): Likewise.
11726 (mips_process_sync_loop): Likewise.
11727 (mips_output_sync_loop): Use mips_process_sync_loop.
11728 (mips_sync_loop_insns): New function.
11729 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
11730 (MIPS_COMPARE_AND_SWAP_12): Likewise.
11731 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
11732 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
11733 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
11734 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
11735 (MIPS_SYNC_OLD_OP_12): Likewise.
11736 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
11737 (MIPS_SYNC_NEW_OP_12): Likewise.
11738 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
11739 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
11740 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
11741 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
11742 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
11743 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
11744 * config/mips/mips.md (sync_mem): New attribute.
11745 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
11746 (sync_exclusive_mask, sync_required_oldval): Likewise.
11747 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
11748 (sync_release_barrier): Likewise.
11749 (length): Handle sync loops.
11750 (sync): Use mips_output_sync.
11751 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
11752 (sync_compare_and_swap<mode>): Set the new sync_* attributes
11753 and use mips_output_sync_loop.
11754 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
11755 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
11756 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
11757 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
11758 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
11759 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
11760 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
11761 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
11762 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
11764 2009-08-26 Richard Guenther <rguenther@suse.de>
11766 PR middle-end/41163
11767 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
11768 the types to not match.
11769 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
11771 * tree-ssa.c (useless_type_conversion_p): Conversions to
11772 pointers to unprototyped functions are useless.
11774 2009-08-26 Richard Guenther <rguenther@suse.de>
11776 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
11777 whole-program condition, prepare to be called for non-globals.
11778 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
11779 params build a representative with known type and track its fields.
11781 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
11783 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
11784 clearing by a taken branch.
11785 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
11786 effectively after bbro pass.
11787 (sync_nand<mode>): Ditto.
11788 (sync_old_<fetchop_name><mode>): Ditto.
11789 (sync_old_nand<mode>): Ditto.
11790 (sync_new_<fetchop_name><mode>): Dito.
11791 (sync_new_nand<mode>): Ditto.
11792 (sync_compare_and_swap<mode>_1): Ditto.
11793 (*sync_compare_and_swap<mode>): Ditto.
11794 (sync_lock_test_and_set<mode>_1): Ditto.
11795 ("sync_lock_test_and_set<mode>): Ditto.
11797 2009-08-25 Douglas B Rupp <rupp@gnat.com>
11799 * hwint.h (HOST_LONG_FORMAT): New macro
11800 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
11801 Use HOST_PTR_PRINTF.
11802 * system.h (HOST_PTR_PRINTF): Resurrect old macro
11803 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
11804 (HOST_PTR_PRINTF): Document.
11806 2009-08-25 Jan Hubicka <jh@suse.cz>
11808 * config/i386/bmmintrin.h: Replace by #error.
11811 Michael Meissner <michael.meissner@amd.com>
11812 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11813 Tony Linthicum <tony.linthicum@amd.com>
11815 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
11816 (TARGET_ROUND): New macro for the round/ptest instructions which
11817 are shared between SSE4.1 and SSE5.
11818 (OPTION_MASK_ISA_ROUND): Ditto.
11819 (OPTION_ISA_ROUND): Ditto.
11820 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
11821 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
11823 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
11824 (-mfused-madd): New switch to give users control over whether the
11825 compiler optimizes to use the multiply/add SSE5 instructions.
11827 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
11828 (ix86_handle_option): Turn off 3dnow if -msse5.
11829 (override_options): Add SSE5 support.
11830 (print_operand): %Y prints comparison codes for SSE5 com/pcom
11832 (ix86_expand_sse_movcc): Add SSE5 support.
11833 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
11834 vector type to the next largest size.
11835 (ix86_expand_sse5_pack): New function to use pperm to pack a
11836 vector type to the next smallest size.
11837 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
11838 (IX86_BUILTIN_FMADDSD): Ditto.
11839 (IX86_BUILTIN_FMADDPS): Ditto.
11840 (IX86_BUILTIN_FMADDPD): Ditto.
11841 (IX86_BUILTIN_FMSUBSS): Ditto.
11842 (IX86_BUILTIN_FMSUBSD): Ditto.
11843 (IX86_BUILTIN_FMSUBPS): Ditto.
11844 (IX86_BUILTIN_FMSUBPD): Ditto.
11845 (IX86_BUILTIN_FNMADDSS): Ditto.
11846 (IX86_BUILTIN_FNMADDSD): Ditto.
11847 (IX86_BUILTIN_FNMADDPS): Ditto.
11848 (IX86_BUILTIN_FNMADDPD): Ditto.
11849 (IX86_BUILTIN_FNMSUBSS): Ditto.
11850 (IX86_BUILTIN_FNMSUBSD): Ditto.
11851 (IX86_BUILTIN_FNMSUBPS): Ditto.
11852 (IX86_BUILTIN_FNMSUBPD): Ditto.
11853 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
11854 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
11855 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
11856 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
11857 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
11858 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
11859 (IX86_BUILTIN_PPERM): Ditto.
11860 (IX86_BUILTIN_PERMPS): Ditto.
11861 (IX86_BUILTIN_PERMPD): Ditto.
11862 (IX86_BUILTIN_PMACSSWW): Ditto.
11863 (IX86_BUILTIN_PMACSWW): Ditto.
11864 (IX86_BUILTIN_PMACSSWD): Ditto.
11865 (IX86_BUILTIN_PMACSWD): Ditto.
11866 (IX86_BUILTIN_PMACSSDD): Ditto.
11867 (IX86_BUILTIN_PMACSDD): Ditto.
11868 (IX86_BUILTIN_PMACSSDQL): Ditto.
11869 (IX86_BUILTIN_PMACSSDQH): Ditto.
11870 (IX86_BUILTIN_PMACSDQL): Ditto.
11871 (IX86_BUILTIN_PMACSDQH): Ditto.
11872 (IX86_BUILTIN_PMADCSSWD): Ditto.
11873 (IX86_BUILTIN_PMADCSWD): Ditto.
11874 (IX86_BUILTIN_PHADDBW): Ditto.
11875 (IX86_BUILTIN_PHADDBD): Ditto.
11876 (IX86_BUILTIN_PHADDBQ): Ditto.
11877 (IX86_BUILTIN_PHADDWD): Ditto.
11878 (IX86_BUILTIN_PHADDWQ): Ditto.
11879 (IX86_BUILTIN_PHADDDQ): Ditto.
11880 (IX86_BUILTIN_PHADDUBW): Ditto.
11881 (IX86_BUILTIN_PHADDUBD): Ditto.
11882 (IX86_BUILTIN_PHADDUBQ): Ditto.
11883 (IX86_BUILTIN_PHADDUWD): Ditto.
11884 (IX86_BUILTIN_PHADDUWQ): Ditto.
11885 (IX86_BUILTIN_PHADDUDQ): Ditto.
11886 (IX86_BUILTIN_PHSUBBW): Ditto.
11887 (IX86_BUILTIN_PHSUBWD): Ditto.
11888 (IX86_BUILTIN_PHSUBDQ): Ditto.
11889 (IX86_BUILTIN_PROTB): Ditto.
11890 (IX86_BUILTIN_PROTW): Ditto.
11891 (IX86_BUILTIN_PROTD): Ditto.
11892 (IX86_BUILTIN_PROTQ): Ditto.
11893 (IX86_BUILTIN_PROTB_IMM): Ditto.
11894 (IX86_BUILTIN_PROTW_IMM): Ditto.
11895 (IX86_BUILTIN_PROTD_IMM): Ditto.
11896 (IX86_BUILTIN_PROTQ_IMM): Ditto.
11897 (IX86_BUILTIN_PSHLB): Ditto.
11898 (IX86_BUILTIN_PSHLW): Ditto.
11899 (IX86_BUILTIN_PSHLD): Ditto.
11900 (IX86_BUILTIN_PSHLQ): Ditto.
11901 (IX86_BUILTIN_PSHAB): Ditto.
11902 (IX86_BUILTIN_PSHAW): Ditto.
11903 (IX86_BUILTIN_PSHAD): Ditto.
11904 (IX86_BUILTIN_PSHAQ): Ditto.
11905 (IX86_BUILTIN_FRCZSS): Ditto.
11906 (IX86_BUILTIN_FRCZSD): Ditto.
11907 (IX86_BUILTIN_FRCZPS): Ditto.
11908 (IX86_BUILTIN_FRCZPD): Ditto.
11909 (IX86_BUILTIN_CVTPH2PS): Ditto.
11910 (IX86_BUILTIN_CVTPS2PH): Ditto.
11911 (IX86_BUILTIN_COMEQSS): Ditto.
11912 (IX86_BUILTIN_COMNESS): Ditto.
11913 (IX86_BUILTIN_COMLTSS): Ditto.
11914 (IX86_BUILTIN_COMLESS): Ditto.
11915 (IX86_BUILTIN_COMGTSS): Ditto.
11916 (IX86_BUILTIN_COMGESS): Ditto.
11917 (IX86_BUILTIN_COMUEQSS): Ditto.
11918 (IX86_BUILTIN_COMUNESS): Ditto.
11919 (IX86_BUILTIN_COMULTSS): Ditto.
11920 (IX86_BUILTIN_COMULESS): Ditto.
11921 (IX86_BUILTIN_COMUGTSS): Ditto.
11922 (IX86_BUILTIN_COMUGESS): Ditto.
11923 (IX86_BUILTIN_COMORDSS): Ditto.
11924 (IX86_BUILTIN_COMUNORDSS): Ditto.
11925 (IX86_BUILTIN_COMFALSESS): Ditto.
11926 (IX86_BUILTIN_COMTRUESS): Ditto.
11927 (IX86_BUILTIN_COMEQSD): Ditto.
11928 (IX86_BUILTIN_COMNESD): Ditto.
11929 (IX86_BUILTIN_COMLTSD): Ditto.
11930 (IX86_BUILTIN_COMLESD): Ditto.
11931 (IX86_BUILTIN_COMGTSD): Ditto.
11932 (IX86_BUILTIN_COMGESD): Ditto.
11933 (IX86_BUILTIN_COMUEQSD): Ditto.
11934 (IX86_BUILTIN_COMUNESD): Ditto.
11935 (IX86_BUILTIN_COMULTSD): Ditto.
11936 (IX86_BUILTIN_COMULESD): Ditto.
11937 (IX86_BUILTIN_COMUGTSD): Ditto.
11938 (IX86_BUILTIN_COMUGESD): Ditto.
11939 (IX86_BUILTIN_COMORDSD): Ditto.
11940 (IX86_BUILTIN_COMUNORDSD): Ditto.
11941 (IX86_BUILTIN_COMFALSESD): Ditto.
11942 (IX86_BUILTIN_COMTRUESD): Ditto.
11943 (IX86_BUILTIN_COMEQPS): Ditto.
11944 (IX86_BUILTIN_COMNEPS): Ditto.
11945 (IX86_BUILTIN_COMLTPS): Ditto.
11946 (IX86_BUILTIN_COMLEPS): Ditto.
11947 (IX86_BUILTIN_COMGTPS): Ditto.
11948 (IX86_BUILTIN_COMGEPS): Ditto.
11949 (IX86_BUILTIN_COMUEQPS): Ditto.
11950 (IX86_BUILTIN_COMUNEPS): Ditto.
11951 (IX86_BUILTIN_COMULTPS): Ditto.
11952 (IX86_BUILTIN_COMULEPS): Ditto.
11953 (IX86_BUILTIN_COMUGTPS): Ditto.
11954 (IX86_BUILTIN_COMUGEPS): Ditto.
11955 (IX86_BUILTIN_COMORDPS): Ditto.
11956 (IX86_BUILTIN_COMUNORDPS): Ditto.
11957 (IX86_BUILTIN_COMFALSEPS): Ditto.
11958 (IX86_BUILTIN_COMTRUEPS): Ditto.
11959 (IX86_BUILTIN_COMEQPD): Ditto.
11960 (IX86_BUILTIN_COMNEPD): Ditto.
11961 (IX86_BUILTIN_COMLTPD): Ditto.
11962 (IX86_BUILTIN_COMLEPD): Ditto.
11963 (IX86_BUILTIN_COMGTPD): Ditto.
11964 (IX86_BUILTIN_COMGEPD): Ditto.
11965 (IX86_BUILTIN_COMUEQPD): Ditto.
11966 (IX86_BUILTIN_COMUNEPD): Ditto.
11967 (IX86_BUILTIN_COMULTPD): Ditto.
11968 (IX86_BUILTIN_COMULEPD): Ditto.
11969 (IX86_BUILTIN_COMUGTPD): Ditto.
11970 (IX86_BUILTIN_COMUGEPD): Ditto.
11971 (IX86_BUILTIN_COMORDPD): Ditto.
11972 (IX86_BUILTIN_COMUNORDPD): Ditto.
11973 (IX86_BUILTIN_COMFALSEPD): Ditto.
11974 (IX86_BUILTIN_COMTRUEPD): Ditto.
11975 (IX86_BUILTIN_PCOMEQUB): Ditto.
11976 (IX86_BUILTIN_PCOMNEUB): Ditto.
11977 (IX86_BUILTIN_PCOMLTUB): Ditto.
11978 (IX86_BUILTIN_PCOMLEUB): Ditto.
11979 (IX86_BUILTIN_PCOMGTUB): Ditto.
11980 (IX86_BUILTIN_PCOMGEUB): Ditto.
11981 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
11982 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
11983 (IX86_BUILTIN_PCOMEQUW): Ditto.
11984 (IX86_BUILTIN_PCOMNEUW): Ditto.
11985 (IX86_BUILTIN_PCOMLTUW): Ditto.
11986 (IX86_BUILTIN_PCOMLEUW): Ditto.
11987 (IX86_BUILTIN_PCOMGTUW): Ditto.
11988 (IX86_BUILTIN_PCOMGEUW): Ditto.
11989 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
11990 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
11991 (IX86_BUILTIN_PCOMEQUD): Ditto.
11992 (IX86_BUILTIN_PCOMNEUD): Ditto.
11993 (IX86_BUILTIN_PCOMLTUD): Ditto.
11994 (IX86_BUILTIN_PCOMLEUD): Ditto.
11995 (IX86_BUILTIN_PCOMGTUD): Ditto.
11996 (IX86_BUILTIN_PCOMGEUD): Ditto.
11997 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
11998 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
11999 (IX86_BUILTIN_PCOMEQUQ): Ditto.
12000 (IX86_BUILTIN_PCOMNEUQ): Ditto.
12001 (IX86_BUILTIN_PCOMLTUQ): Ditto.
12002 (IX86_BUILTIN_PCOMLEUQ): Ditto.
12003 (IX86_BUILTIN_PCOMGTUQ): Ditto.
12004 (IX86_BUILTIN_PCOMGEUQ): Ditto.
12005 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
12006 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
12007 (IX86_BUILTIN_PCOMEQB): Ditto.
12008 (IX86_BUILTIN_PCOMNEB): Ditto.
12009 (IX86_BUILTIN_PCOMLTB): Ditto.
12010 (IX86_BUILTIN_PCOMLEB): Ditto.
12011 (IX86_BUILTIN_PCOMGTB): Ditto.
12012 (IX86_BUILTIN_PCOMGEB): Ditto.
12013 (IX86_BUILTIN_PCOMFALSEB): Ditto.
12014 (IX86_BUILTIN_PCOMTRUEB): Ditto.
12015 (IX86_BUILTIN_PCOMEQW): Ditto.
12016 (IX86_BUILTIN_PCOMNEW): Ditto.
12017 (IX86_BUILTIN_PCOMLTW): Ditto.
12018 (IX86_BUILTIN_PCOMLEW): Ditto.
12019 (IX86_BUILTIN_PCOMGTW): Ditto.
12020 (IX86_BUILTIN_PCOMGEW): Ditto.
12021 (IX86_BUILTIN_PCOMFALSEW): Ditto.
12022 (IX86_BUILTIN_PCOMTRUEW): Ditto.
12023 (IX86_BUILTIN_PCOMEQD): Ditto.
12024 (IX86_BUILTIN_PCOMNED): Ditto.
12025 (IX86_BUILTIN_PCOMLTD): Ditto.
12026 (IX86_BUILTIN_PCOMLED): Ditto.
12027 (IX86_BUILTIN_PCOMGTD): Ditto.
12028 (IX86_BUILTIN_PCOMGED): Ditto.
12029 (IX86_BUILTIN_PCOMFALSED): Ditto.
12030 (IX86_BUILTIN_PCOMTRUED): Ditto.
12031 (IX86_BUILTIN_PCOMEQQ): Ditto.
12032 (IX86_BUILTIN_PCOMNEQ): Ditto.
12033 (IX86_BUILTIN_PCOMLTQ): Ditto.
12034 (IX86_BUILTIN_PCOMLEQ): Ditto.
12035 (IX86_BUILTIN_PCOMGTQ): Ditto.
12036 (IX86_BUILTIN_PCOMGEQ): Ditto.
12037 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
12038 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
12039 (enum multi_arg_type): New enum for describing the various SSE5
12040 intrinsic argument types.
12041 (bdesc_multi_arg): New table for SSE5 intrinsics.
12042 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
12043 (ix86_expand_multi_arg_builtin): New function for creating SSE5
12045 (ix86_expand_builtin): Add SSE5 intrinsic support.
12046 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
12047 operand instructions.
12048 (ix86_expand_sse5_multiple_memory): New function to split the
12049 second memory reference from SSE5 instructions.
12050 (type_has_variadic_args_p): Delete in favor of stdarg_p.
12051 (ix86_return_pops_args): Use stdarg_p to determine if the function
12052 has variable arguments.
12053 (ix86_setup_incoming_varargs): Ditto.
12054 (x86_this_parameter): Ditto.
12056 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
12058 (ix86_expand_sse5_pack): Ditto.
12059 (ix86_sse5_valid_op_p): Ditto.
12060 (ix86_expand_sse5_multiple_memory): Ditto.
12062 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
12063 constant for SSE5 support.
12064 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
12065 (UNSPEC_SSE5_TRUEFALSE): Ditto.
12066 (UNSPEC_SSE5_PERMUTE): Ditto.
12067 (UNSPEC_SSE5_ASHIFT): Ditto.
12068 (UNSPEC_SSE5_LSHIFT): Ditto.
12069 (UNSPEC_FRCZ): Ditto.
12070 (UNSPEC_CVTPH2PS): Ditto.
12071 (UNSPEC_CVTPS2PH): Ditto.
12072 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
12073 (PCOM_TRUE): Ditto.
12074 (COM_FALSE_S): Ditto.
12075 (COM_FALSE_P): Ditto.
12076 (COM_TRUE_S): Ditto.
12077 (COM_TRUE_P): Ditto.
12078 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
12079 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
12081 (memory attribute): Ditto.
12082 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
12083 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
12084 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
12085 (floor<mode>2): Ditto.
12086 (ceil<mode>2): Ditto.
12087 (btrunc<mode>2): Ditto.
12088 (nearbyintdf2): Ditto.
12089 (nearbyintsf2): Ditto.
12090 (sse_setccsf): Disable if SSE5.
12091 (sse_setccdf): Ditto.
12092 (sse5_setcc<mode>): New support for SSE5 conditional move.
12093 (sse5_pcmov_<mode>): Ditto.
12095 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
12096 (SSEMODEF4): Ditto.
12097 (SSEMODEF2P): Ditto.
12098 (ssemodesuffixf4): New mode attribute for SSE5.
12099 (ssemodesuffixf2s): Ditto.
12100 (ssemodesuffixf2c): Ditto.
12101 (sserotatemax): Ditto.
12102 (ssescalarmode): Ditto.
12103 (sse_maskcmpv4sf3): Disable if SSE5.
12104 (sse_maskcmpv2df3): Ditto.
12105 (sse_vmmaskcmpv4sf3): Ditto.
12106 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
12107 (sse5_vmfmadd<mode>4): Ditto.
12108 (sse5_fmsub<mode>4): Ditto.
12109 (sse5_vmfmsub<mode>4): Ditto.
12110 (sse5_fnmadd<mode>4): Ditto.
12111 (sse5_vmfnmadd<mode>4): Ditto.
12112 (sse5_fnmsub<mode>4): Ditto.
12113 (sse5_vmfnmsub<mode>4): Ditto.
12114 (sse5i_fmadd<mode>4): Ditto.
12115 (sse5i_fmsub<mode>4): Ditto.
12116 (sse5i_fnmadd<mode>4): Ditto.
12117 (sse5i_fnmsub<mode>4): Ditto.
12118 (sse5i_vmfmadd<mode>4): Ditto.
12119 (sse5i_vmfmsub<mode>4): Ditto.
12120 (sse5i_vmfnmadd<mode>4): Ditto.
12121 (sse5i_vmfnmsub<mode>4): Ditto.
12122 (mulv16qi3): Add SSE5 support.
12124 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
12125 (sse2_mulv4si3): Disable if SSE5.
12126 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
12127 (sse4_1_roundps): Ditto.
12128 (sse4_1_roundsd): Ditto.
12129 (sse4_1_roundss): Ditto.
12130 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
12132 (sse_maskcmpsf3): Ditto.
12133 (sse_vmmaskcmpv4sf3): Ditto.
12134 (sse2_maskcmpv2df3): Ditto.
12135 (sse2_maskcmpdf3): Ditto.
12136 (sse2_vmmaskcmpv2df3): Ditto.
12137 (sse2_eq<mode>3): Ditto.
12138 (sse2_gt<mode>3): Ditto.
12139 (sse5_pcmov_<mode>): Add SSE5 support.
12140 (vec_unpacku_hi_v16qi): Ditto.
12141 (vec_unpacks_hi_v16qi): Ditto.
12142 (vec_unpacku_lo_v16qi): Ditto.
12143 (vec_unpacks_lo_v16qi): Ditto.
12144 (vec_unpacku_hi_v8hi): Ditto.
12145 (vec_unpacks_hi_v8hi): Ditto.
12146 (vec_unpacku_lo_v8hi): Ditto.
12147 (vec_unpacks_lo_v8hi): Ditto.
12148 (vec_unpacku_hi_v4si): Ditto.
12149 (vec_unpacks_hi_v4si): Ditto.
12150 (vec_unpacku_lo_v4si): Ditto.
12151 (vec_unpacks_lo_v4si): Ditto.
12152 (sse5_pmacsww): New SSE5 intrinsic insn.
12153 (sse5_pmacssww): Ditto.
12154 (sse5_pmacsdd): Ditto.
12155 (sse5_pmacssdd): Ditto.
12156 (sse5_pmacssdql): Ditto.
12157 (sse5_pmacssdqh): Ditto.
12158 (sse5_pmacsdqh): Ditto.
12159 (sse5_pmacsswd): Ditto.
12160 (sse5_pmacswd): Ditto.
12161 (sse5_pmadcsswd): Ditto.
12162 (sse5_pmadcswd): Ditto.
12163 (sse5_pcmov_<move>): Conditional move support on SSE5.
12164 (sse5_phaddbw): New SSE5 intrinsic insn.
12165 (sse5_phaddbd): Ditto.
12166 (sse5_phaddbq): Ditto.
12167 (sse5_phaddwd): Ditto.
12168 (sse5_phaddwq): Ditto.
12169 (sse5_phadddq): Ditto.
12170 (sse5_phaddubw): Ditto.
12171 (sse5_phaddubd): Ditto.
12172 (sse5_phaddubq): Ditto.
12173 (sse5_phadduwd): Ditto.
12174 (sse5_phadduwq): Ditto.
12175 (sse5_phaddudq): Ditto.
12176 (sse5_phsubbw): Ditto.
12177 (sse5_phsubwd): Ditto.
12178 (sse5_phsubdq): Ditto.
12179 (sse5_pperm): Ditto.
12180 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
12181 (sse5_pperm_zero_v16qi_v8hi): Ditto.
12182 (sse5_pperm_sign_v8hi_v4si): Ditto.
12183 (sse5_pperm_zero_v8hi_v4si): Ditto.
12184 (sse5_pperm_sign_v4si_v2di): Ditto.
12185 (sse5_pperm_sign_v4si_v2di): Ditto.
12186 (sse5_pperm_pack_v2di_v4si): Ditto.
12187 (sse5_pperm_pack_v4si_v8hi): Ditto.
12188 (sse5_pperm_pack_v8hi_v16qi): Ditto.
12189 (sse5_perm<mode>): New SSE5 intrinsic insn.
12190 (rotl<mode>3): Ditto.
12191 (sse5_rotl<mode>3): Ditto.
12192 (sse5_ashl<mode>3): Ditto.
12193 (sse5_lshl<mode>3): Ditto.
12194 (sse5_frcz<mode>2): Ditto.
12195 (sse5s_frcz<mode>2): Ditto.
12196 (sse5_cvtph2ps): Ditto.
12197 (sse5_cvtps2ph): Ditto.
12198 (sse5_vmmaskcmp<mode>3): Ditto.
12199 (sse5_com_tf<mode>3): Ditto.
12200 (sse5_maskcmp<mode>3): Ditto.
12201 (sse5_maskcmp_uns<mode>3): Ditto.
12202 (sse5_maskcmp_uns2<mode>3): Ditto.
12203 (sse5_pcom_tf<mode>3): Ditto.
12205 * config/i386/predicates.md (sse5_comparison_float_operator):
12206 New predicate to match the comparison operators supported by
12207 the SSE5 com instruction.
12208 (ix86_comparison_int_operator): New predicate to match just the
12209 signed int comparisons.
12210 (ix86_comparison_uns_operator): New predicate to match just the
12211 unsigned int comparisons.
12213 * doc/invoke.texi (-msse5): Add documentation.
12214 (-mfused-madd): Ditto.
12216 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
12218 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
12220 (x86_64-*-*): Ditto.
12222 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
12224 * config/i386/bmmintrin.h: New file, provide common x86 compiler
12225 intrinisics for SSE5.
12227 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
12230 * config/i386/mmintrin-common.h: New file, to contain common
12231 instructions between SSE4.1 and SSE5.
12233 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
12234 FOREACH_FUNCTION_ARGS to iterate over the argument list.
12235 (gen_regparm_prefix): Ditto.
12237 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
12238 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
12239 prototype_p to determine if a function is prototyped.
12241 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
12243 * c-common.c (c_common_reswords) add the alignof keyword,
12244 with same RID as __alignof and __alignof__
12246 2009-08-25 Anatoly Sokolov <aesok@post.ru>
12248 * hooks.h (hook_bool_const_int_const_int_true): Declare.
12249 * hooks.c (hook_bool_const_int_const_int_true): New function.
12250 * target.h (struct gcc_target): Add can_eliminate field.
12251 * target-def.h (TARGET_CAN_ELIMINATE): Define.
12252 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
12253 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
12254 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
12255 (elim_table): Revise comment.
12256 * system.h (CAN_ELIMINATE): Poison.
12257 * defaults.h (CAN_ELIMINATE): Remove.
12258 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
12260 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
12261 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
12263 (alpha_vms_can_eliminate): Declare as static, change return type to
12265 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
12267 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
12268 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
12269 (arm_can_eliminate): New function.
12271 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
12272 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
12273 (avr_can_eliminate): Declare as static.
12274 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
12276 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
12277 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
12278 (bfin_can_eliminate): New function.
12280 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
12281 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
12282 (crx_can_eliminate): New function.
12284 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
12285 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
12286 (fr30_can_eliminate): New function.
12288 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
12289 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
12290 (frv_can_eliminate): New function.
12292 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
12293 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
12294 (h8300_can_eliminate): New function.
12296 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
12297 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
12298 (i386_can_eliminate): Declare as static, change return type to bool.
12299 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
12301 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
12302 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
12303 (ia64_can_eliminate): New function.
12305 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
12306 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
12307 (iq2000_can_eliminate): New function.
12309 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
12310 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
12311 (m32r_can_eliminate): New function.
12313 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
12314 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
12315 (m68hc11_can_eliminate): New function.
12317 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
12318 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
12319 (m68k_can_eliminate): New function.
12321 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
12322 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
12323 (mep_can_eliminate): New function.
12325 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
12326 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
12327 (mips_can_eliminate): New function.
12329 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
12330 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
12331 (rs6000_can_eliminate): New function.
12333 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
12334 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
12335 (s390_can_eliminate): Declare as static.
12336 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
12338 * config/score/score.h (CAN_ELIMINATE): Remove macro.
12339 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
12340 (score_can_eliminate): New function.
12342 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
12343 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
12344 (sparc_can_eliminate): Declare as static.
12345 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
12347 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
12348 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
12349 (xstormy16_can_eliminate): New function.
12351 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
12352 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
12353 (v850_can_eliminate): New function.
12355 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
12357 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
12358 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
12359 (*movdfcc_ext[1234]): Disable for IEEE mode.
12361 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
12363 * gimplify.c (prepare_gimple_addressable): New static function.
12364 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
12366 (gimplify_addr_expr): Invoke it similarly on the operand instead of
12367 manually fiddling with it.
12369 2009-08-25 Michael Matz <matz@suse.de>
12371 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
12372 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
12374 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
12375 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
12376 (do_jump): Split out code for simple binary comparisons into ...
12377 (do_jump_1): ... this, taking the individual operands and code.
12378 Change callers to helper function above accordingly.
12379 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
12382 2009-08-25 Michael Matz <matz@suse.de>
12384 * expr.h (struct separate_ops, sepops): New type for passing
12385 around an exploded simple expression.
12386 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
12387 Use this structure instead of expression tree.
12388 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
12389 expression, only its type.
12390 (expand_vec_cond_expr): Take type and individual operands instead
12391 of full expression.
12392 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
12393 expand_vec_shift_expr): Change prototype accordingly.
12394 * tree-vect-stmts.c (vectorizable_condition): Change call of
12395 expand_vec_cond_expr_p to pass only type.
12396 * expr.c (do_store_flags): Change prototype and implementation
12397 to take an exploded expression.
12398 (expand_expr_real_1): New local ops initialized with details
12399 of the full expression. Use it instead of full
12400 expression in calls to do_store_flags, expand_vec_cond_expr,
12401 expand_widen_pattern_expr and expand_vec_shift_expr.
12403 2009-08-25 Michael Matz <matz@suse.de>
12405 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
12406 treeop2 initialized with first three operands of the full expression.
12407 Substitute all TREE_OPERAND (exp, [012]) calls with them.
12409 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
12411 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
12412 (__gthread_objc_condition_allocate): Mark arguments as unused.
12413 (__gthread_objc_condition_deallocate): Likewise.
12414 (__gthread_objc_condition_wait): Likewise.
12415 (__gthread_objc_condition_broadcast): Likewise.
12416 (__gthread_objc_condition_signal): Likewise.
12417 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
12418 (__gthread_objc_thread_id): Likewise.
12420 2009-08-25 Janus Weil <janus@gcc.gnu.org>
12422 PR middle-end/41149
12423 * tree-pretty-print.c (print_call_name): Print the correct call name
12424 for procedure pointer components.
12426 2009-08-24 Steve Ellcey <sje@cup.hp.com>
12428 * config/ia64/ia64.c (ia64_promote_function_mode): Call
12429 default_promote_function_mode when not VMS.
12431 2009-08-24 Olivier Hainque <hainque@adacore.com>
12433 * convert.c (convert_to_integer): Don't assume an input pointer is
12434 POINTER_SIZE wide. Fetch from the type instead.
12436 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12438 * configure.ac (AC_PREREQ): Bump to 2.64.
12440 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
12442 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
12443 (process_command): Don't search standard_exec_prefix_1 and
12444 standard_exec_prefix_2.
12446 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12448 * config/arm/arm.c (output_return_instruction): Handle for
12451 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12453 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
12455 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12457 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
12458 (*arm_movdf_vfp): Likewise.
12460 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12462 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
12463 (vashr<mode>3): Rename from ashr<mode>3.
12464 (vlshr<mode>3): Rename from lshr<mode>3.
12466 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
12469 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
12470 (check_format_info_main): Use scalar_identify_flag.
12471 (check_format_types): Check for scalar size identity if
12472 scalar_identify_flag is set.
12473 (printf_length_specs): Extend by new field.
12474 (asm_fprintf_length_specs): Likewise.
12475 (gcc_diag_length_specs): Likewise.
12476 (scanf_length_specs): Likewise.
12477 (strfmon_length_specs): Likewise.
12478 (gcc_gfc_length_specs): Likewise.
12479 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
12480 (ms_printf_flag_specs): Likewise.
12481 * c-format.h (format_length_info): Add new member scalar_identity_flag.
12483 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
12486 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
12487 (*call_value_pop_1): Ditto.
12488 (*sibcall_pop_1): New insn pattern.
12489 (*sibcall_value_pop_1): Ditto.
12491 2009-08-23 Alan Modra <amodra@bigpond.net.au>
12494 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
12497 2009-08-23 Alan Modra <amodra@bigpond.net.au>
12500 * fwprop.c (try_fwprop_subst): Allow multiple sets.
12501 (get_reg_use_in): New function.
12502 (forward_propagate_subreg): Propagate through subreg of zero_extend
12505 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
12507 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
12508 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
12510 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12512 * configure.ac: Remove --with-datarootdir, --with-docdir,
12513 --with-htmldir switches. No need to call AC_SUBST for
12514 datarootdir, docdir, htmldir any more.
12515 * configure: Regenerate.
12516 * doc/install.texi (Configuration): Document --datarootdir,
12517 --docdir, --htmldir, --pdfdir; update documentation for
12518 --infodir, --mandir.
12519 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
12522 * aclocal.m4: Regenerate.
12523 * config.in: Regenerate.
12524 * configure: Regenerate.
12526 2009-08-21 Douglas B Rupp <rupp@gnat.com>
12527 Olivier Hainque <hainque@adacore.com>
12529 * config/ia64/ia64.c: Include libfuncs.h.
12530 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
12531 (ia64_expand_call): Use reg 25 on VMS.
12532 (ia64_initialize_trampoline): Fix for VMS ABI.
12533 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
12534 (ia64_function_arg): Initialize reg 25 on VMS.
12535 Fix OpenVMS ABI issues for varargs.
12536 For OpenVMS, emit the Argument Information register set in the
12537 incoming/sibcall case as well.
12538 (ia64_arg_type): New function.
12539 (ia64_function_arg_advance): Keep track of cum->words.
12540 Fix OpenVMS ABI issues for varargs.
12541 (ia64_function_value): On VMS, promote mode of non-aggregate types.
12542 (ia64_override_options): Set flag_no_common on VMS.
12543 (ia64_init_builtins): Disable FWRITE builtin.
12544 (ia64_asm_output_external): Call DO_CRTL_NAMES.
12545 (ia64_vms_init_libfuncs): Add decc$ routines.
12546 (ia64_vms_valid_pointer_mode): New function.
12547 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
12548 (ia64_promote_function_mode): New function
12549 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
12550 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
12551 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
12552 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
12553 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
12554 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
12555 Suppress trailing '#' if VALUE is numeric.
12556 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
12557 ia64_promote_function_mode.
12558 (TARGET_VALID_POINTER_MODE): Define.
12560 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
12563 * config/rs6000/rs6000.c (rs6000_override_options): Use
12564 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
12567 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
12568 reporting of vector + decimal/boolean/complex error.
12570 2009-08-21 Jakub Jelinek <jakub@redhat.com>
12572 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
12573 __vector double TYPE_DECL.
12575 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
12577 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
12578 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
12579 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
12580 to pointer to enum machine_mode. Update all callers as needed.
12582 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
12584 * config/alpha/alpha.md (exception_receiver): Emit alternative
12585 GP load sequence if flag_reorder_blocks_and_partition is set.
12586 (*exception_receiver_2): Also enable when
12587 flag_reorder_blocks_and_partition is set.
12589 2009-08-20 Matt Rice <ratmice@gmail.com>
12590 Diego Novillo <dnovillo@google.com>
12592 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
12595 2009-08-20 Richard Guenther <rguenther@suse.de>
12597 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
12598 * c-tree.h (c_dup_lang_specific_decl): Remove.
12599 (struct lang_decl, struct lang_type): Move definitions ...
12600 * c-lang.h: ... here. New file.
12601 * c-decl.c: Include c-lang.h.
12602 (c_dup_lang_specific_decl): Remove.
12603 * c-typeck.c: Include c-lang.h.
12604 * Makefile.in (c-decl.o): Add c-lang.h dependency.
12605 (c-typeck.o): Likewise.
12606 * c-config-lang.in (gtfiles): Add c-lang.h.
12607 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
12610 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
12612 * config/alpha/alpha.c (alpha_end_function): Do not clear
12613 crtl->emit structure and free insn locators if cfun->is_thunk is true,
12614 this is now handled in generic code.
12616 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
12618 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
12619 (s390_z10_fix_long_loop_prediction): New function.
12620 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
12621 (s390_reorg): Walk over the INSNs and invoke
12622 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
12624 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
12626 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
12627 "*brx_64bit", "*brx_31bit"): New patterns.
12628 * config/s390/s390.c ('E'): New output modifier.
12630 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12631 Richard Earnshaw <richard.earnshaw@arm.com>
12633 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
12634 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
12636 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12638 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
12640 * pa.c (emit_move_sequence): Check if address of operand1 is valid
12641 for mode mode of operand0 when doing secondary reload for SAR.
12643 2009-08-19 Jakub Jelinek <jakub@redhat.com>
12645 PR middle-end/41123
12646 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
12647 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
12649 2009-08-19 Jason Merrill <jason@redhat.com>
12651 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
12652 supported template depth in C++0x.
12654 2009-08-19 Jakub Jelinek <jakub@redhat.com>
12656 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
12657 free_after_compilation.
12658 * config/score/score7.c (score7_output_mi_thunk): Likewise.
12659 * config/score/score3.c (score3_output_mi_thunk): Likewise.
12660 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
12661 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
12662 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
12663 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
12664 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
12666 2009-08-19 Ian Lance Taylor <iant@google.com>
12668 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
12669 of (plus (mult (neg B) C) A).
12671 2009-08-18 Michael Matz <matz@suse.de>
12673 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
12674 instead of comparing TYPE_MAIN_VARIANT for equality.
12675 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
12676 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
12677 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
12678 * gimplify.c (goa_lhs_expr_p): Ditto and use
12679 STRIP_USELESS_TYPE_CONVERSION.
12681 2009-08-18 Michael Matz <matz@suse.de>
12683 * tree-ssa-structalias.c (create_variable_info_for): Also mark
12684 first field in a struct.
12685 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
12687 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
12689 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
12690 locators before emit_insn is called. Remove assert that
12692 (alpha_end_function): Clear crtl->emit structure and free insn
12693 locators if cfun->is_thunk is true.
12695 2009-08-18 Jason Merrill <jason@redhat.com>
12697 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
12699 * configure.ac: Test for it.
12700 * configure, config.in: Regenerate.
12701 * doc/install.texi: Document --enable-gnu-unique-object.
12703 2009-08-18 Richard Guenther <rguenther@suse.de>
12705 PR middle-end/41094
12706 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
12707 pow(x,y*z) only if x is nonnegative.
12709 2009-08-18 Jakub Jelinek <jakub@redhat.com>
12711 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
12715 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
12716 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
12718 2009-08-17 DJ Delorie <dj@redhat.com>
12720 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
12721 * config/m32c/prologue.md (epilogue_freit): New.
12723 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
12724 (bank_switch_p): Likewise.
12725 (fast_interrupt_p): Likewise.
12726 (interrupt_p): Likewise.
12727 (m32c_conditional_register_usage): Round memregs size up.
12728 (need_to_save): We only need to save $a0 when we use ENTER.
12729 (interrupt_p): Check for fast_interrupt too.
12730 (bank_switch_p): New.
12731 (fast_interrupt_p): New.
12732 (m32c_attribute_table): Add bank_switch and fast_interrupt.
12733 (m32c_emit_prolog): Support bank switching and fast interrupts.
12734 * doc/extend.texi (Function Attributes): Add bank_switch and
12737 2009-08-17 Douglas B Rupp <rupp@gnat.com>
12739 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
12740 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
12742 2009-08-16 Douglas B Rupp <rupp@gnat.com>
12744 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
12745 (menu): Add IA-64/VMS Options.
12746 (IA-64/VMS Options): Likewise.
12748 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
12751 * config/mips/mips.md (*lwxs): Use :P for pointer values.
12753 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
12755 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
12756 (mips_pop_asm_switch): Likewise.
12757 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
12759 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
12760 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
12761 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
12762 (mips_print_operand_punctuation): Use them. Check mips_noreorder
12763 instead of set_noreorder.
12764 (mips_output_function_prologue): Use the new functions.
12765 (mips_output_function_epilogue): Likewise.
12766 (mips_need_noat_wrapper_p): New function, split out from...
12767 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
12768 Use mips_push_asm_switch and mips_pop_asm_switch.
12769 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
12770 and mips_pop_asm_switch.
12771 (ASM_OUTPUT_REG_POP): Likewise.
12772 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
12773 Use mips_pop_asm_switch.
12774 (mips_asm_switch): New structure.
12775 (set_noreorder, set_nomacro): Replace with...
12776 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
12777 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
12778 instead of set_nomacro.
12779 (fix_truncsfsi2_macro): Likewise.
12780 (cprestore): Likewise.
12781 (hazard): Use mips_noreorder instead of set_noreorder.
12782 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
12784 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
12786 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
12787 from prev_active_insn.
12789 2009-08-16 Anatoly Sokolov <aesok@post.ru>
12791 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
12792 * config/avr/avr.c (avr_override_options): Initialize
12793 avr_current_arch variable.
12794 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
12795 __AVR_HAVE_16BIT_SP__ according to the device type.
12796 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
12798 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
12799 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
12801 2009-08-16 Dodji Seketeli <dodji@redhat.com>
12804 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
12805 generating inlined subroutine die only. We shouldn't be
12806 called for anything else.
12807 (gen_block_die): Don't generate inline subroutine debug info for
12810 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
12812 * graphite-poly.c (print_pbb): Print PBB index.
12814 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
12816 PR middle-end/40981
12817 * graphite-interchange.c (ppl_max_for_le): Moved...
12818 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
12819 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
12820 ppl_Pointset_Powerset_C_Polyhedron_maximize.
12821 * graphite-ppl.h (ppl_max_for_le): Declared.
12823 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
12825 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
12826 supported on all platforms.
12827 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
12828 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
12829 * c-pragma.c: Likewise.
12830 * target-def.h (TARGET_INITIALIZER): Remove
12831 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
12832 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
12834 2009-08-14 Douglas B Rupp <rupp@gnat.com>
12836 * config/ia64/fde-vms.c: New file.
12837 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
12838 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
12839 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
12840 (uw_frame_state_for): Only register a personality routine if it is
12841 known to be compatible with our expectations.
12842 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
12843 Declare unw_table_entry stack variable and
12844 mod all calls to _Unwind_FindTableEntry to add arg.
12845 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
12846 (_Unwind_FindTableEntry): Add arg to prototype.
12848 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
12850 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
12851 field 'signal_pfs_loc'.
12852 (uw_frame_state_for): Remove duplicate code dealing with leaf
12853 procedures without unwind info.
12854 If in the frame after unwinding through a signal handler, restore
12855 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
12856 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
12857 'pfs_loc' to the AR.PFS location in the signal context; instead
12858 set 'signal_pfs_loc'.
12859 Manually generate the unwind info for the AR.PFS register.
12860 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
12861 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
12862 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
12863 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
12864 instead set 'signal_pfs_loc'.
12865 Remove code preventing the AR.PFS register from being restored
12866 from the signal context.
12868 2009-08-14 Douglas B Rupp <rupp@gnat.com>
12869 Tristan Gingold <gingold@adacore.com>
12871 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
12872 * config/ia64/t-vms: New file.
12873 * config/ia64/vms64.h: New file.
12874 * config/ia64/vms.h: New file.
12875 * config/ia64/vms-crtinit.asm: New file.
12876 * config/ia64/vms_symvec_libgcc_s.opt: New file.
12877 * config/ia64/vms-unwind.h: New file.
12879 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
12881 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
12884 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12886 PR middle-end/30789
12887 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
12888 Move declaration...
12889 * real.h (do_mpc_arg2): ... here.
12890 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
12893 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
12895 * final.c (add_debug_prefix_map): Don't use GC memory for
12896 old_prefix and new_prefix.
12898 2009-08-14 Richard Guenther <rguenther@suse.de>
12900 * ipa-prop.c (compute_complex_pass_through): If we cannot
12901 compute a non-varying offset for IPA_JF_ANCESTOR punt.
12903 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12905 * c-lex.c (c_lex_with_flags): Increase size of local variable
12906 to avoid memory clobber.
12908 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
12911 * config/i386/i386.c (ix86_fp_comparison_strategy):
12912 Only enable/disable sahf at function granularity.
12914 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
12916 PR rtl-optimization/41064
12917 * reload1.c (reload_as_needed): Don't call extract_insn
12918 for known invalid replacements after calling
12919 validate_replace_rtx_group and verify_changes.
12921 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
12924 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
12925 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
12926 ix86_expand_fp_vcond.
12927 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
12928 Assert that operation is supported by ix86_expand_int_vcond.
12929 (vcondu<SSEMODE124C8:mode>): Ditto.
12931 2009-08-13 DJ Delorie <dj@redhat.com>
12933 * config/i386/djgpp-stdint.h: New.
12934 * config.gcc (djgpp): Use it.
12936 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
12938 * config/sh/sh.c (sh_override_options): When flag_exceptions or
12939 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
12941 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
12943 * tree-ssa-loop-prefetch.c
12944 (prune_ref_by_group_reuse): Enhance probabilistic analysis
12945 for long-stride pruning.
12946 (compute_miss_rate): New function to compute the probability
12947 that two memory references access different cache lines.
12949 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
12951 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
12953 2009-08-13 Richard Guenther <rguenther@suse.de>
12955 PR middle-end/41047
12956 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
12957 use the constant pointer type.
12958 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
12959 of CV qualifiers on the target pointer type.
12960 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
12961 conversion check before restrict check.
12963 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
12966 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
12968 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
12970 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
12972 2009-08-12 Richard Guenther <rguenther@suse.de>
12974 PR tree-optimization/41011
12975 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
12976 and reference constructing.
12978 2009-08-12 Xinliang David Li <davidxl@google.com>
12980 PR tree-optimization/41012
12981 * tree-flow.h : New external interface.
12982 * gimple-low.c (check_call_arg): Change to public function.
12983 Remove argument mismatch check in lowering.
12984 * tree-inline.h (tree_can_inline_p): Interface change.
12985 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
12986 into this function.
12987 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
12988 Call change to tree_can_inline_p function.
12989 (cgraph_decide_inlining_incrementally): Ditto.
12991 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
12993 PR tree-optimization/41031
12994 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
12995 on the partition variable rather than promote_mode on the source
12996 type. Assert that the partition variable's type has the same
12997 mode as the source value's.
12999 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
13001 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
13002 for for_return == 2.
13003 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
13005 * calls.c (expand_call): Fix typo.
13006 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
13008 * stmt.c (expand_value_return): Use promote_function_mode to copy out
13010 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
13011 * config/cris/cris.c (cris_promote_function_mode): Likewise.
13012 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
13013 * config/pa/pa.c (pa_promote_function_mode): Likewise.
13015 2009-08-12 Andrew Haley <aph@redhat.com>
13017 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
13019 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
13022 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
13024 2009-08-12 Richard Guenther <rguenther@suse.de>
13026 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
13027 * gimplify.c (gimplify_modify_expr): Do not use
13028 lang_hooks.types_compatible_p.
13029 * tree-ssa.c (useless_type_conversion_p): For aggregates
13030 just return false if the canonical types differ.
13032 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
13034 PR middle-end/40980
13035 * sese.c (convert_for_phi_arg): New.
13036 (add_guard_exit_phis): Use convert_for_phi_arg.
13038 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
13040 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
13041 unknown subscript upper bounds.
13043 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
13044 Pranav Garg <pranav.garg2107@gmail.com>
13046 * graphite-interchange.c (gather_access_strides): Removed.
13047 (ppl_max_for_le): New.
13048 (build_linearized_memory_access): New.
13049 (memory_stride_in_loop): New.
13050 (pbb_interchange_profitable_p): Reimplemented.
13051 * graphite-ppl.h (ppl_new_id_map): New.
13052 (ppl_interchange): New.
13054 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
13056 * graphite-interchange.c (compute_subscript): Removed.
13057 (compute_array_size_cstr): Removed.
13058 (compute_array_size_poly): Removed.
13059 (compute_array_size): Removed.
13060 (gather_access_strides_poly): Removed.
13061 (gather_access_strides): Empty.
13063 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
13065 * graphite-dependences.c (dependence_polyhedron_1): Replace
13066 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
13067 (graphite_legal_transform_dr): Same.
13068 (graphite_carried_dependence_level_k): Same.
13069 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
13070 Initialize PDR_NB_SUBSCRIPTS.
13071 (print_pdr_access_layout): Replace pdr_nb_subscripts with
13073 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
13074 (PDR_NB_SUBSCRIPTS): New.
13075 (pdr_nb_subscripts): Removed.
13076 (pdr_dim): Simplified.
13077 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
13078 with PDR_NB_SUBSCRIPTS.
13080 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
13082 * graphite-interchange.c (compute_array_size): Remove use of
13083 PDR_DATA_CONTAINER.
13084 * graphite-poly.c (new_poly_dr): Remove argument data_container.
13085 Do not initialize PDR_DATA_CONTAINER.
13086 (print_pdr): Do not print PDR_DATA_CONTAINER.
13087 * graphite-poly.h (struct poly_dr): Remove data_container field.
13088 (PDR_DATA_CONTAINER): Removed.
13089 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
13090 PDR_DATA_CONTAINER.
13091 (build_poly_dr): Same.
13093 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
13094 Sebastian Pop <sebastian.pop@amd.com>
13096 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
13097 copy of the dependence polyhedron. Free the temporary objects.
13098 (graphite_carried_dependence_level_k): Free unused objects before
13101 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
13103 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
13104 Early return without analyzing the data dependences if no
13105 transform has been done. Call restore_scattering if the transform
13107 (graphite-interchange.c): Same.
13108 * graphite-poly.c (print_scattering_function): Test for
13110 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
13111 (apply_poly_transforms): Do not gcc_assert that
13112 the transform is legal.
13113 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
13114 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
13115 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
13116 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
13117 * graphite-poly.h (struct poly_scattering): New.
13118 (struct poly_bb): Add original, transformed, and saved fields.
13119 Remove transformed_scattering, original_scattering,
13120 nb_local_variables and nb_scattering_transform fields.
13121 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
13122 (poly_scattering_new): New.
13123 (poly_scattering_free): New.
13124 (poly_scattering_copy): New.
13125 (store_scattering_pbb): New.
13126 (store_scattering): New.
13127 (restore_scattering_pbb): New.
13128 (restore_scattering): New.
13129 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
13130 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
13132 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
13134 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
13135 (print_scop): Same.
13137 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
13139 * Makefile.in (graphite.o): Depends on PREDICT_H.
13140 * graphite.c: Include predict.h.
13141 (graphite_finalize): Call tree_estimate_probability.
13142 * predict.c (predict_loops): Do not call scev_initialize and
13144 (tree_estimate_probability_bb): New.
13145 (tree_estimate_probability): Do not initialize loops: move that
13146 code to the driver. Call tree_estimate_probability_bb.
13147 (tree_estimate_probability_driver): New.
13148 (pass_profile): Use tree_estimate_probability_driver.
13149 * predict.h (tree_estimate_probability): Declared.
13151 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
13153 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
13154 * graphite-dependences.c (graphite_legal_transform): Add time to
13155 TV_GRAPHITE_DATA_DEPS.
13156 (dependency_between_pbbs_p): Same.
13157 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
13159 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
13161 PR rtl-optimization/41033
13162 * alias.c (nonoverlapping_component_refs_p): Punt when strict
13163 aliasing is disabled.
13165 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
13167 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
13168 si_mask_operand, and_load_operand, low_bitmask_operand,
13169 and_reg_operand, and_operand): New predicates.
13170 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
13171 * config/mips/mips.c (and_operands_ok): New function.
13172 * config/mips/mips-protos.h (and_operands_ok): Declare it.
13173 * config/mips/mips.md (move_type): Add ext_ins and logical.
13174 (type): Handle them.
13175 (and<mode>3): Use and_reg_operand as the second operand's predicate.
13176 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
13177 shift_shift. Remove commutative constraint modifier.
13178 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
13180 (*clear_upper32_dext): Remove define_insn_and_split.
13181 (*clear_upper32): Turn this define_insn_and_split ...
13182 (splitter for ANDing register with 0xffff_ffff): .. into this.
13184 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
13186 * combine.c (try_widen_shift_mode): Factor out code to check if an
13187 integer constant is a low-order bitmask from here ...
13188 * rtlanal.c (low_bitmask_len): ... to here.
13189 * rtl.h (low_bitmask_len): Declare.
13191 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
13194 * config/alpha/alpha.md (addsi3): Remove expander.
13195 (addsi3): Rename from *addsi3_internal insn pattern.
13196 (subsi3): Remove expander.
13197 (subsi3): Rename from *subsi3_internal insn pattern.
13199 2009-08-11 Douglas B Rupp <rupp@gnat.com>
13201 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
13204 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
13205 Eric Botcazou <botcazou@adacore.com>
13206 Douglas B Rupp <rupp@gnat.com>
13208 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
13209 that records that fit in 64 bits are returned by immediate value,
13210 as required by OpenVMS Calling Standard.
13211 (function_value): Adjust for above modification.
13212 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
13213 virtual_incoming_args_rtx as base object, not next_arg.
13214 * config/alpha/vms.h (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
13216 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13218 * reload.c (find_reloads_subreg_address): Check the original
13219 req_equiv_mem address to detect the case where an address is
13220 not valid in the outer mode.
13222 2009-08-11 Richard Guenther <rguenther@suse.de>
13225 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
13227 2009-08-10 Douglas B Rupp <rupp@gnat.com>
13229 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
13230 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
13232 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
13233 Douglas B Rupp <rupp@gnat.com>
13235 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
13236 PT_STACK when frame_pointer_needed on OpenVMS.
13237 (alpha_pv_save_size, alpha_using_fp): Remove.
13238 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
13239 with proper processing for PT_NULL.
13240 (alpha_vms_initial_elimination_offset): New function. Support for
13241 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
13242 (alpha_sa_size): Force procedure type to PT_STACK when
13243 frame_pointer_needed on OpenVMS.
13244 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
13245 (alpha_using_fp): Likewise.
13246 (alpha_vms_can_eliminate): Add prototype.
13247 (alpha_vms_initial_elimination_offset): Likewise.
13248 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
13249 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
13251 2009-08-10 Eric Botcazou <botcazou@adacore.com>
13252 Douglas B Rupp <rupp@gnat.com>
13254 * config/alpha/alpha.c (common_object_handler): New function.
13255 (vms_attribute_table): Declare a single attribute "common_object".
13256 (vms_output_aligned_decl_common): New global function.
13257 (SECTION_VMS_OVERLAY): Delete.
13258 (SECTION_VMS_GLOBAL): Likewise.
13259 (SECTION_VMS_INITIALIZE): Likewise.
13260 (vms_asm_named_section): Remove support for above flags.
13261 (vms_section_type_flags): Delete.
13262 (TARGET_SECTION_TYPE_FLAGS): Likewise.
13263 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
13264 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
13265 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
13267 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
13270 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
13271 (sub_ddmmss): Likewise.
13273 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
13276 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
13279 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13282 * reload1.c (reload_as_needed): Use cancel_changes to completely
13283 undo a failed replacement attempt.
13285 2009-08-10 Richard Guenther <rguenther@suse.de>
13287 PR middle-end/41006
13288 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
13289 (useless_type_conversion_p): ... here. Require pointer targets
13292 2009-08-10 Dodji Seketeli <dodji@redhat.com>
13295 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
13296 loose the original type of the statement list.
13298 2009-08-09 Douglas B Rupp <rupp@gnat.com>
13300 * config/alpha/alpha.c: Include libfuncs.h
13301 (avms_asm_output_extern): New function.
13302 (alpha_init_libfuncs): Init some decc libfuncs.
13303 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
13304 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
13305 (DO_CRTL_NAMES): Define.
13306 (LIB_SPEC): Remove.
13307 * config/alpha/vms64.h (POINTERS_EXTEND_UNSIGNED): Remove undef.
13308 (LONG_TYPE_SIZE): Define.
13309 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
13310 (SUBTARGET_SWITCHES): Define malloc64 switch.
13311 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
13312 (MASK_RETURN_ADDR): Define.
13313 doc/invoke.texi (mmalloc64): Document switch.
13315 2009-08-09 Olivier Hainque <hainque@adacore.com>
13316 Douglas B Rupp <rupp@gnat.com>
13318 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
13319 uses_condition_handler.
13320 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
13321 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
13322 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
13323 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
13324 (code_for_builtin): New insn codes for the new alpha_builtins.
13325 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
13326 (alpha_sa_size): Account for uses_condition_handler.
13327 (alpha_expand_prologue): Likewise.
13328 (alpha_start_function): Likewise.
13329 (alpha_expand_epilogue): Likewise.
13330 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
13331 establish/revert expanders.
13332 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
13333 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
13334 New expander, resorting to the alpha.c associated function.
13335 (builtin_revert_vms_condition_handler): Likewise.
13336 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
13337 __gcc_shell_handler, the static VMS condition handler used as
13338 an indirection wrapper to the current dynamically established
13340 * config/alpha/vms-unwind.h: Complete rewrite.
13341 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
13342 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
13344 2009-08-09 Eric Botcazou <botcazou@adacore.com>
13345 Douglas B Rupp <rupp@gnat.com>
13347 * config/alpha/alpha.c (alpha_links): Add 'target' field.
13348 (alpha_need_linkage): Handle aliases. Return function symbol.
13349 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
13350 Use ultimate alias target for the linkage name.
13351 * config/alpha/alpha.md (movmemdi): Use the symbol returned
13352 by alpha_need_linkage for the function symbol.
13353 (setmemdi): Likewise.
13355 2009-08-09 Douglas B Rupp <rupp@gnat.com>
13357 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
13358 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
13359 (ASM_WEAKEN_LABEL): Define.
13360 (CRT_CALL_STATIC_FUNCTION): Define.
13361 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
13362 (ENDFILE_SPEC): Define.
13363 (INIT_SECTION_ASM_OP): Define.
13364 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
13365 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
13366 crtend.o crtendS.o.
13367 (MULTILIB_OSDIRNAMES): Define.
13368 (shlib_version): Define.
13369 (SHLIB_EXT): Define.
13370 (SHLIB_OBJS): Define.
13371 (SHLIB_NAME): Define.
13372 (SHLIB_MULTILIB): Define.
13373 (SHLIB_INSTALL): Define.
13374 (SHLIB_SYMVEC): Define.
13375 (SHLIB_SYMVECX2): Define.
13376 (SHLIB_LINK): Define.
13378 2009-08-09 Douglas B Rupp <rupp@gnat.com>
13380 * config/alpha/alpha.c (alpha_initialize_trampoline):
13381 Initialize VMS trampoline IAW ABI for bounded procedure calls.
13382 (alpha_start_function): Emit transfer address on nested functions
13383 for VMS trampoline call.
13384 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
13385 since no longer used.
13386 * config/alpha/vms-tramp.asm: Remove.
13387 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
13388 since now only data initialized at runtime.
13390 2009-08-09 Douglas B Rupp <rupp@gnat.com>
13392 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
13393 (LINK_GCC_C_SEQUENCE_SPEC): Define.
13394 (MD_EXEC_PREFIX): Remove, no longer used.
13395 (MD_STARTFILE_PREFIX): Likewise.
13396 (INCLUDE_DEFAULTS): Likewise.
13397 * config/alpha/t-vms:
13398 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
13400 2009-08-09 Richard Guenther <rguenther@suse.de>
13402 PR tree-optimization/41016
13403 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
13404 (operand_precision): Remove.
13405 (integral_operand_p): Likewise.
13406 (recognize_single_bit_test): Adjust.
13408 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
13410 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
13411 operation overflows. Likewise non-cast unary arithmetic.
13412 If one arm of a conditional expression is always taken,
13413 inhibit evaluation warnings for the other arm. Likewise inhibit
13414 evaluation warnings for the second && or || operand if the first
13415 operand is enough to determine the result.
13416 * c-typeck.c (build_conditional_expr): Apply the same inhibition
13418 (build_binary_op): Prevent duplicate evaluation warnings.
13420 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
13422 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
13423 and destination have different modes, Use promote_mode to
13424 determine the signedness of the conversion. Assert that the
13425 promoted source mode matches the destination mode. Don't pass
13426 the destination and destination mode to expand_expr if the source
13427 mode is different. Simplify conversion logic.
13429 2009-08-09 Ira Rosen <irar@il.ibm.com>
13431 PR tree-optimization/41008
13432 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
13433 from condition only in case it's a comparison. Adjust checks.
13435 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
13437 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
13438 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
13439 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
13440 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
13441 (dump_cand): Handle them.
13442 (struct iv_cand): New members COST_STEP and AINC_USE.
13443 (stmt_after_increment): Likewise.
13444 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
13445 callers changed. Use gimple_uid comparison instead of scanning.
13446 (add_candidate_1): When looking for identical candidates, take
13447 AINC_USE into account. Set it for new candidates.
13448 (force_expr_to_var_cost): Cast target_spill_cost to int.
13449 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
13450 All callers changed. Check for availability of autoinc addressing
13451 modes, both in general for a given mode, and in the specific use case.
13452 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
13454 (get_computation_cost): Likewise.
13455 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
13456 add_autoinc_candidates): New static functions.
13457 (add_candidate): Call add_autoinc_candidates for candidates based on
13459 (find_iv_candidates): Call set_autoinc_for_original_candidates.
13460 (determine_use_iv_cost_address): If we have an autoinc candidate at
13461 the matching use, verify autoinc is possible and subtract the cost
13462 of the candidate's step from the cost.
13463 (determine_iv_cost): Record the cost of the increment in the COST_STEP
13464 member of the candidate.
13465 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
13466 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
13468 2009-08-09 Douglas B Rupp <rupp@gnat.com>
13470 * config.build (ia64-hp-*vms*): New target.
13471 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
13472 with ia64-hp-*vms*.
13473 * config.gcc (ia64-hp-*vms*): New target.
13474 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
13475 with ia64-hp-*vms*.
13476 * config.host (ia64-hp-*vms*): New target.
13477 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
13478 with ia64-hp-*vms*.
13480 2009-08-08 Richard Guenther <rguenther@suse.de>
13482 PR tree-optimization/40991
13483 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
13485 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
13487 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
13488 mode check. Do truncations in an integer mode.
13489 (force_to_mode): Handle subregs for all mode types. Only do
13490 arithmetic simplifications on integer modes.
13492 2009-08-07 Richard Guenther <rguenther@suse.de>
13494 PR tree-optimization/40999
13495 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
13496 (maybe_fold_reference): Lookup constant initializers.
13497 (fold_gimple_assign): Likewise.
13499 2009-08-07 Richard Guenther <rguenther@suse.de>
13501 * tree-ssa.c (useless_type_conversion_p_1): Only for types
13502 that require structural equality defer to the langhook.
13504 2009-08-07 Martin Jambor <mjambor@suse.cz>
13506 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
13508 (struct ipa_pass_through_data): New type.
13509 (struct ipa_ancestor_jf_data): New type.
13510 (union jump_func_value): Removed field formal_id, added fields
13511 pass_through and ancestor.
13512 (struct ipa_param_call_note): Changed type of formal_id to int from
13514 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
13515 operations jump functions and ancestor jump functions.
13516 (compute_complex_pass_through): New function.
13517 (compute_scalar_jump_functions): Call compute_complex_pass_through,
13518 reflect changes in the jump function strucutre.
13519 (update_jump_functions_after_inlining): Ignore complex pass-through
13520 and ancestor jump functions.
13521 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
13522 polynomial pass-through with operation jump functions.
13524 2009-08-07 Jakub Jelinek <jakub@redhat.com>
13526 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
13527 fde->dw_fde_begin as begin label instead of hot/cold label.
13528 Use LLSDAC label instead of LLSDA for second section lsda.
13529 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
13530 label instead of LLSDA if it is true.
13531 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
13533 * except.c (add_call_site, dw2_size_of_call_site_table): Add
13534 SECTION argument. Use it as index into crtl->eh.call_site_record
13536 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
13537 use it to determine how to print table entries instead of using
13538 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
13539 label instead of normal begin label as base.
13540 (sjlj_assign_call_site_values): Adjust add_call_site caller.
13541 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
13542 ensure no EH range spans between sections and that landing pads
13543 are always in the corresponding section.
13544 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
13545 for crtl->eh.call_site_record being an array rather than scalar.
13546 (output_one_function_exception_table): New function, copied
13547 from output_function_exception_table. Adjust
13548 dw2_size_of_call_site_table, dw2_output_call_site_table
13549 callers. For SECOND section use *C suffixed labels.
13550 (output_function_exception_table): Call
13551 output_one_function_exception_table and, when doing hot/cold
13552 partitioning, also another time for the second section.
13553 * opts.c: Include except.h.
13554 (decode_options): Allow -freorder-blocks-and-partition with
13555 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
13556 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
13557 * function.h (struct rtl_eh): Change call_site_record from
13558 scalar into array of 2 elements.
13560 2009-08-07 Martin Jambor <mjambor@suse.cz>
13562 * ipa-prop.c (count_formal_params_1): New function.
13563 (ipa_get_vector_of_formal_parms): New function.
13564 (get_vector_of_formal_parm_types): New function.
13565 (ipa_modify_formal_parameters): New function.
13566 (ipa_modify_call_arguments): New function.
13567 (index_in_adjustments_multiple_times_p): New function.
13568 (ipa_combine_adjustments): New function.
13569 (ipa_dump_param_adjustments): New function.
13570 * ipa-prop.h (struct ipa_parm_adjustment): New type.
13571 (ipa_get_vector_of_formal_parms): Declare.
13572 (ipa_modify_formal_parameters): Declare.
13573 (ipa_modify_call_arguments): Declare.
13574 (ipa_combine_adjustments): Declare.
13575 (ipa_dump_param_adjustments): Declare.
13576 (build_ref_for_offset): Declare.
13577 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
13578 * tree-sra.c: Include ipa-prop.c.
13579 (build_ref_for_offset): Make public.
13581 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
13583 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
13585 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
13587 * gcc/doc/extend.texi (__builtin_extract_return_address)
13588 (__builtin_frob_return_address): Document.
13590 2009-08-06 Paul Brook <paul@codesourcery.com>
13592 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
13593 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
13594 implementation on ARMv6-M.
13596 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
13598 * doc/extend.texi (pcs): Document new attribute for ARM.
13600 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
13602 * arm.c (pcs_attribute_args): Comment out unsupported attribute
13605 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
13607 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
13610 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
13612 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
13614 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
13616 Merge ARM/hard_vfp_branch to trunk.
13618 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
13620 * arm.c (libcall_eq): New function.
13621 (libcall_hash): New function.
13622 (add_libcall): New function.
13623 (arm_libcall_uses_aapcs_base): New function.
13624 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
13625 libcalls using the base PCS.
13626 (arm_init_cumulative_args): Likewise.
13628 2009-07-20 Joseph Myers <joseph@codesourcery.com>
13630 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
13631 Use base ABI for conversion libfuncs between HFmode and SFmode.
13633 2009-05-12 Joseph Myers <joseph@codesourcery.com>
13635 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
13636 V4SImode as representatives of all 64-bit and 128-bit vector
13637 types. Allow vector types without vector modes.
13638 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
13639 without vector modes like BLKmode.
13640 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
13641 BLKmode. Avoid unsupported vector modes or TImode moves for
13643 (aapcs_vfp_allocate_return_reg): Likewise.
13644 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
13645 V8QImode if TARGET_NEON || TARGET_IWMMXT.
13647 2009-05-12 Joseph Myers <joseph@codesourcery.com>
13649 * config/arm/arm.c (arm_handle_pcs_attribute): New.
13650 (arm_get_pcs_model): Pass attribute arguments to
13651 arm_pcs_from_attribute.
13652 (arm_init_cumulative_args): Use base AAPCS for conversions from
13653 floating-point types to DImode.
13654 (arm_attribute_table): Add pcs attribute.
13655 (arm_handle_pcs_attribute): New.
13656 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
13657 conversions from floating-point types to DImode, also declare them
13658 to use base AAPCS and declare functions they call to use base
13659 AAPCS and their RTABI names.
13661 2009-05-12 Joseph Myers <joseph@codesourcery.com>
13663 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
13664 -mfloat-abi=hard not being supported for VFP.
13666 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
13668 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
13669 SYMBOL_REF to hard_libcall_value.
13671 2009-03-05 Joseph Myers <joseph@codesourcery.com>
13672 Richard Earnshaw <rearnsha@arm.com>
13674 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
13675 has been put on the stack, all remaining co-processory arguments for
13676 that co-processor also go on the stack.
13678 2009-03-05 Joseph Myers <joseph@codesourcery.com>
13680 * config/arm/arm.c (arm_return_in_memory): Handle returning
13681 vectors of suitable size in registers also for AAPCS case.
13683 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
13685 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
13687 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
13689 ARM Hard-VFP calling convention
13690 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
13691 * target.h (gcc_target): Add libcall_value to table of call hooks.
13692 * targhooks.h (default_libcall_value): Default implementation.
13693 * targhooks.c (default_libcall_value): Likewise.
13694 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
13695 * optabs.c (expand_unop): Use it.
13696 * expr.h (hard_libcall_value): Pass the function RTX through.
13697 * calls.c (emit_library_call_value_1): Update call to
13698 hard_libcall_value.
13699 * explow.c (hard_libcall_value): Use new target hook.
13700 * config/arm/arm.c: Include cgraph.h
13701 (TARGET_FUNCTION_VALUE): Override default hook.
13702 (arm_pcs_default): New variable.
13703 (arm_override_options): Don't fault hard calling convention with VFP.
13704 Add support for AAPCS variants.
13705 (arm_function_value): Make static. Handle AAPCS variants.
13706 (arm_libcall_value): New function.
13707 (arm_apply_result_size): Handle VFP registers in results.
13708 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
13710 (pcs_attribute_args): New variable.
13711 (arm_pcs_from_attribute): New function.
13712 (arm_get_pcs_model): New function.
13713 (aapcs_vfp_cum_init): New function.
13714 (aapcs_vfp_sub_candidate): New function.
13715 (aapcs_vfp_is_return_candidate): New function.
13716 (aapcs_vfp_is_call_candidate): New function.
13717 (aapcs_vfp_allocate): New function.
13718 (aapcs_vfp_allocate_return_reg): New function.
13719 (aapcs_vfp_advance): New function.
13720 (aapcs_cp_arg_layout): New variable.
13721 (aapcs_select_call_coproc): New function.
13722 (aapcs_select_return_coproc): New function.
13723 (aapcs_allocate_return_reg): New function.
13724 (aapcs_libcall_value): New function.
13725 (aapcs_layout_arg): New function.
13726 (arm_init_cumulative_args): Initialize AAPCS args data.
13727 (arm_function_arg): Handle AAPCS variants using new interface.
13728 (arm_arg_parital_bytes): Likewise.
13729 (arm_function_arg_advance): New function.
13730 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
13731 calling conventions.
13732 (arm_setup_incoming_varargs): Handle new AAPCS args data.
13733 * arm.h (NUM_VFP_ARG_REGS): Define.
13734 (LIBCALL_VALUE): Update.
13735 (FUNCTION_VALUE): Delete.
13736 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
13737 (arm_pcs): New enum.
13738 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
13739 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
13740 (FUNCTION_ARG_REGNO_P): Add VFP regs.
13741 * arm-protos.h (arm_function_arg_advance): Add.
13742 (aapcs_libcall_value): Add.
13743 (arm_function_value): Delete.
13745 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
13746 H.J. Lu <hongjiu.lu@intel.com>
13749 * config/i386/i386.c (standard_sse_mode_p): Remove.
13750 (standard_sse_constant_p): Return 2 for integer mode
13751 vector_all_ones_operand when SSE2 is enabled.
13752 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
13753 (ix86_expand_vector_move): Do not check for negative values from
13754 standard_sse_constant_p.
13756 2009-08-06 Richard Guenther <rguenther@suse.de>
13758 * tree-ssa.c (useless_type_conversion_p_1): Make function and
13759 array type comparisons frontend independent.
13760 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
13761 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
13762 out array reference lower bound and element size operands.
13763 (ao_ref_init_from_vn_reference): Properly compute the offset
13764 for ARRAY_RANGE_REF.
13765 (vn_reference_fold_indirect): Fill out array reference lower
13766 bound and element size operands.
13767 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
13768 a non gimple valued reference operand which can happen for
13769 array reference lower bound or element size.
13770 (create_component_ref_by_pieces_1): Properly generate the
13771 element size operand for array references.
13773 2009-08-06 Richard Guenther <rguenther@suse.de>
13775 PR tree-optimization/40964
13776 * tree.c (iterative_hash_host_wide_int): Export.
13777 * tree.h (iterative_hash_host_wide_int): Declare.
13778 * tree-ssa-structalias.c (heapvar_map): New struct.
13779 (heapvar_map_eq): New function.
13780 (heapvar_map_hash): Likewise.
13781 (heapvar_lookup): Adjust.
13782 (heapvar_insert): Likewise.
13783 (make_constraint_from_heapvar): Allow multiple heap variables
13784 per decl at different offsets.
13785 (init_alias_heapvars): Adjust.
13787 2009-08-04 David Daney <ddaney@caviumnetworks.com>
13789 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
13790 * mips_output_sync_loop (mips_output_sync_loop): Only emit
13791 trailing sync if TARGET_SYNC_AFTER_SC.
13793 2009-08-05 David Daney <ddaney@caviumnetworks.com>
13795 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
13796 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
13797 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
13798 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
13799 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
13800 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
13801 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
13802 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
13803 test_and_set_12): Rewrite calls to mips_output_sync_loop.
13804 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
13805 the prototype declaration match the definition.
13806 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
13807 instructions explicitly. Add barrier_before and operands
13809 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
13810 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
13811 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
13812 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
13813 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
13814 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
13816 2009-08-05 Andrew Pinski <pinskia@gmail.com>
13818 * tree-ssa-alias.c: Fix intervals to use [) syntax.
13820 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
13821 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
13824 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
13827 2009-08-05 Jakub Jelinek <jakub@redhat.com>
13829 PR rtl-optimization/40924
13830 * dse.c (canon_address): Before calling cselib_expand_value_rtx
13831 make sure canon_rtx (mem_address) isn't simpler than
13832 canon_rtx (expanded_mem_address).
13834 2009-08-05 Li Feng <nemokingdom@gmail.com>
13836 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
13837 for each poly_bb_p.
13838 (build_scop_drs): Build alias set for each SCoP.
13840 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
13842 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
13843 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
13844 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
13845 (MIPS_ARCH_FLOAT_SPEC): Likewise.
13846 (BASE_DRIVER_SELF_SPECS): Likewise.
13848 2009-08-04 Andrew Pinski <pinskia@gmail.com>
13850 * tree-ssa-alias.c: Fix some comment typos.
13852 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
13854 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
13855 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
13857 2009-08-03 Janis Johnson <janis187@us.ibm.com>
13860 * simplify-rtx.c (simplify_binary_operation_1): Disable
13861 simplifications for decimal float operations.
13863 2009-08-03 Jakub Jelinek <jakub@redhat.com>
13865 PR middle-end/40943
13866 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
13867 operand of INDIRECT_REF.
13869 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
13871 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
13872 constants referencing TLS symbols.
13874 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
13876 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
13877 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
13879 2009-08-03 Richard Guenther <rguenther@suse.de>
13881 * tree.c (make_vector_type): Build a main variant first,
13882 get the canonical one and then build the variant.
13883 * tree-ssa.c (useless_type_conversion_p_1): Handle
13885 (useless_type_conversion_p): Conversions to pointers to
13886 incomplete record types are useless.
13888 2009-08-03 Richard Guenther <rguenther@suse.de>
13890 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
13891 file will be created.
13892 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
13893 * toplev.c (compile_file): Adjust comment.
13895 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
13897 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
13898 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
13899 (TARGET_PROMOTE_FUNCTION_MODE): Define.
13900 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
13901 (sh_promote_function_mode): Fix typo.
13903 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
13905 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
13907 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13909 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
13910 declaration arguments.
13912 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
13914 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
13915 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
13916 (ix86_split_ashl): Ditto.
13917 (ix86_expand_vector_init_one_nonzero): Ditto.
13918 (ix86_expand_vector_set): Ditto.
13919 (ix86_expand_reduc_v4sf): Ditto.
13921 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
13923 * explow.c (promote_function_mode): Remove assert.
13924 * config/sh/sh.c (sh_promote_function_mode): Declare.
13926 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13928 * config/pa/pa.c (pa_promote_function_mode): Declare.
13929 Change to static. Fix promote_mode call.
13931 * gthr-dce.h (CONST_CAST2): Define if not defined.
13932 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
13934 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
13936 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
13938 * expr.c (store_constructor): Use promote_decl_mode. Remove
13939 now write-only variable unsignedp.
13940 (expand_expr_real_1): Use promote_decl_mode.
13941 * expr.h (promote_function_mode, promote_decl_mode): New.
13942 (promote_mode): Remove last argument.
13943 * function.c (assign_temp): Drop last argument of promote_mode.
13944 (assign_parm_find_data_types): Use promote_function_mode.
13945 (assign_parm_setup_reg): Likewise.
13946 (expand_function_end): Use promote_function_mode.
13947 * calls.c (initialize_argument_information): Use promote_function_mode.
13948 (precompute_arguments): Use promote_mode instead of checking if
13949 only PROMOTE_FUNCTION_MODE is defined.
13950 (expand_call): When making sibcall decisions, use promote_function_mode.
13951 Below, remove an if for targetm.calls.promote_function_return and
13952 and use promote_function_mode.
13953 (emit_library_call_value_1): Use promote_function_mode, fix bug
13954 where promote_mode was passed FOR_CALL == 0 for a return value in an
13956 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
13957 * explow.c (promote_function_mode, promote_decl_mode): New.
13958 (promote_mode): Keep only the FOR_CALL == 0 case.
13959 * combine.c (setup_incoming_promotion): Remove test of
13960 promote_function_args. Use promote_function_mode.
13961 * stmt.c (expand_value_return): Use promote_decl_mode.
13962 (expand_decl): Use promote_decl_mode.
13964 * expr.c (store_constructor): Use promote_decl_mode. Remove
13965 now write-only variable unsignedp.
13966 (expand_expr_real_1): Use promote_decl_mode.
13967 * expr.h (promote_function_mode, promote_decl_mode): New.
13968 (promote_mode): Remove last argument.
13969 * function.c (assign_temp): Drop last argument of promote_mode.
13970 (assign_parm_find_data_types): Use promote_function_mode.
13971 (assign_parm_setup_reg): Likewise.
13972 (expand_function_end): Use promote_function_mode.
13973 * calls.c (initialize_argument_information): Use promote_function_mode.
13974 (precompute_arguments): Use promote_mode instead of checking if
13975 only PROMOTE_FUNCTION_MODE is defined.
13976 (expand_call): When making sibcall decisions, use promote_function_mode.
13977 Below, remove an if for targetm.calls.promote_function_return and
13978 and use promote_function_mode.
13979 (emit_library_call_value_1): Use promote_function_mode, fix bug
13980 where promote_mode was passed FOR_CALL == 0 for a return value in an
13982 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
13983 * explow.c (promote_function_mode, promote_decl_mode): New.
13984 (promote_mode): Keep only the FOR_CALL == 0 case.
13985 * combine.c (setup_incoming_promotion): Remove test of
13986 promote_function_args. Use promote_function_mode.
13987 * stmt.c (expand_value_return): Use promote_decl_mode.
13988 (expand_decl): Use promote_decl_mode.
13990 * explow.c (promote_function_mode): Just call the target hook.
13991 * targhooks.c (default_promote_function_mode,
13992 default_promote_function_mode_always_promote): New.
13993 * targhooks.h (default_promote_function_mode,
13994 default_promote_function_mode_always_promote): Declare.
13995 * target.h (promote_function_args, promote_function_return): Remove.
13996 (promote_function_mode): New.
13997 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
13998 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
13999 (TARGET_PROMOTE_FUNCTION_MODE): New.
14000 (TARGET_CALLS): Adjust.
14001 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
14002 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
14004 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
14005 * config/s390/s390.c (s390_promote_function_mode): ... here,
14006 with pointer handling.
14007 (TARGET_PROMOTE_FUNCTION_MODE): Define.
14008 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
14010 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
14011 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
14012 with pointer handling.
14013 (TARGET_PROMOTE_FUNCTION_MODE): Define.
14014 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
14016 * config/sh/sh-protos.h (sh_promote_function_mode): New.
14017 * config/sh/sh.c (sh_promote_function_mode): New.
14018 (TARGET_PROMOTE_FUNCTION_MODE): Define.
14019 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
14021 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
14022 * config/cris/cris.c (cris_promote_function_mode): ... here.
14023 (TARGET_PROMOTE_FUNCTION_MODE): Define.
14024 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
14026 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
14027 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
14028 (TARGET_PROMOTE_FUNCTION_MODE): Define.
14029 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
14031 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
14032 * config/arm/arm.c (arm_promote_function_mode): ... here, without
14033 complex type handling.
14034 (TARGET_PROMOTE_FUNCTION_MODE): Define.
14035 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
14037 * config/pa/pa.c (pa_promote_function_mode): New.
14038 (TARGET_PROMOTE_FUNCTION_MODE): Define.
14039 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
14041 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
14042 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
14043 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
14044 * config/xtensa/xtensa.c: Likewise.
14045 * config/stormy16/stormy16.c: Likewise.
14046 * config/iq2000/iq2000.c: Likewise.
14047 * config/rs6000/rs6000.c: Likewise.
14048 * config/picochip/picochip.c: Likewise.
14049 * config/arc/arc.c: Likewise.
14050 * config/mcore/mcore.c: Likewise.
14051 * config/score/score.c: Likewise.
14052 * config/mips/mips.c: Likewise.
14053 * config/bfin/bfin.c: Likewise.
14054 * config/ia64/ia64.c: Likewise (disabled though).
14056 * config/frv/frv.h: Remove pointless remark.
14058 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
14059 TARGET_PROMOTE_FUNCTION_ARGS,
14060 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
14061 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
14063 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
14065 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
14066 -floop-parallelize-all.
14067 * toplev.c (process_options): Rename flag_graphite_force_parallel to
14068 flag_loop_parallelize_all.
14069 * tree-ssa-loop.c (gate_graphite_transforms): Same.
14070 * graphite.c (graphite_transform_loops): Same.
14071 * common.opt: Same.
14072 * graphite-poly.c (apply_poly_transforms): Same.
14074 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
14076 PR tree-optimization/40914
14077 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
14078 if set, then check the delta field of the PMF record.
14079 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
14080 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
14081 call is stored in the delta.
14083 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
14085 * config/mips/mips.md (*clear_upper32_dext): New pattern.
14087 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
14089 * config/i386/bsd.h (ASM_BYTE): New define.
14090 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
14091 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
14092 .byte. Use fputs or putc instead of fprintf where appropriate.
14093 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
14094 fputs or putc instead of fprintf where appropriate.
14095 * config/i386/i386elf.h: Ditto.
14096 * config/i386/sysv4.h: Ditto.
14098 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
14099 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
14100 (*tls_global_dynamic_64): Ditto.
14102 2009-07-31 Christian Bruel <christian.bruel@st.com>
14104 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
14106 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14108 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
14109 Remove dead code for MINUS.
14111 2009-07-31 Anthony Green <green@moxielogic.com>
14113 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
14115 (moxie_expand_epilogue): Ditto for epilogue.
14116 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
14117 incoming arguments.
14118 (moxie_function_arg): Ditto.
14119 (moxie_pass_by_reference): Ditto.
14120 (moxie_arg_partial_bytes): Ditto.
14121 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
14122 (FUNCTION_ARG_ADVANCE) Ditto.
14123 (REG_PARM_STACK_SPACE) Ditto.
14124 (FUNCTION_ARG_REGNO_P) Dito.
14126 * config.gcc: Add moxie linux config support.
14127 * gcc/config/moxie/uclinux.h: New file.
14129 2009-07-31 DJ Delorie <dj@redhat.com>
14131 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
14132 (UNSPECV_SP_SWITCH_E): New.
14133 (sp_switch_1): Change to an unspec.
14134 (sp_switch_2): Change to an unspec. Don't use post-inc when we
14136 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
14137 reference the new stack's address
14139 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14141 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
14142 graphite-clast-to-gimple.o, graphite-dependences.o,
14143 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
14144 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
14145 (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): New.
14149 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
14150 * cfgloop.h (struct loop): Add can_be_parallel field.
14151 * common.opt (fgraphite-identity): Moved up.
14152 (fgraphite-force-parallel): New flag.
14153 * graphite.c: Rewrite.
14154 * graphite.h: Rewrite.
14155 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
14157 * toplev.c (graphite_out_file): New file descriptor.
14158 (graphite_in_file): New.
14159 (process_options): flag_graphite_force_parallel cannot be used without
14161 * tree-ssa-loop.c: Include toplev.h.
14162 (gate_graphite_transforms): Enable flag_graphite for
14163 flag_graphite_force_parallel.
14165 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14167 * ChangeLog.graphite: New.
14168 * graphite-blocking.c: New.
14169 * graphite-clast-to-gimple.c: New.
14170 * graphite-clast-to-gimple.h: New.
14171 * graphite-dependences.c: New.
14172 * graphite-dependences.h: New.
14173 * graphite-interchange.c: New.
14174 * graphite-poly.c: New.
14175 * graphite-poly.h: New.
14176 * graphite-ppl.c: New.
14177 * graphite-ppl.h: New.
14178 * graphite-scop-detection.c: New.
14179 * graphite-scop-detection.h: New.
14180 * graphite-sese-to-poly.c: New.
14181 * graphite-sese-to-poly.h: New.
14185 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14187 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
14188 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
14190 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14192 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
14193 (scev_is_linear_expression): Return false if the evolution is not
14194 affine multivariate.
14196 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14198 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
14199 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
14201 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14203 * tree-data-ref.c (debug_data_references): New.
14204 (debug_data_reference): New.
14205 * tree-data-ref.h (debug_data_references): Declared.
14206 (debug_data_reference): Declared.
14208 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14210 * tree-data-ref.c (stmt_simple_memref_p: Removed.
14211 * tree-data-ref.h (scop_p): Removed.
14212 (struct data_reference): Remove field scop.
14213 (DR_SCOP): Removed.
14214 (stmt_simple_memref_p): Removed.
14216 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14218 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
14219 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
14222 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14224 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
14226 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14228 * doc/invoke.texi (-fgraphite-identity): Documented.
14230 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14232 * tree-scalar-evolution.c: Fix comment.
14233 (instantiate_scev_1): Return unknow from scev instantiation if the
14234 result is not above instantiate_below.
14236 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14238 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
14239 static anymore. Instantiate the symbols that may have been introduced
14241 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
14244 2009-07-30 DJ Delorie <dj@redhat.com>
14246 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
14247 .vliw directive to VLIW sections.
14249 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14251 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
14253 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
14254 (AUTOHEADER): New variable.
14255 ($(srcdir)/cstamp-h.in): Use it.
14257 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
14258 Pat Haugen <pthaugen@us.ibm.com>
14259 Revital Eres <ERES@il.ibm.com>
14261 * config/rs6000/vector.md (VEC_F): Add VSX support.
14264 (mov<mode>): Ditto.
14265 (vector_load_<mode>): Ditto.
14266 (vector_store_<mode>): Ditto.
14267 (vector GPR move split): Ditto.
14268 (vec_reload_and_plus_<mptrsize>): Ditto.
14269 (vec_reload_and_reg_<mptrsize>): Ditto.
14270 (add<mode>3): Ditto.
14271 (sub<mode>3): Ditto.
14272 (mul<mode>3): Ditto.
14273 (neg<mode>2): Ditto.
14274 (abs<mode>2): Ditto.
14275 (smin<mode>3): Ditto.
14276 (smax<mode>3): Ditto.
14277 (vector_eq<mode>): Ditto.
14278 (vector_gt<mode>): Ditto.
14279 (vector_ge<mode>): Ditto.
14280 (vector_gtu<mode>): Ditto.
14281 (vector_select_<mode>_uns): Ditto.
14282 (vector_eq_<mode>_p): Ditto.
14283 (vector_gt_<mode>_p): Ditto.
14284 (vector_ge_<mode>_p): Ditto.
14285 (vector_gtu_<mode>_p): Ditto.
14286 (cr6_test_for_zero): Ditto.
14287 (cr6_test_for_zero_reverse): Ditto.
14288 (cr6_test_for_lt): Ditto.
14289 (cr6_test_for_lt_reverse): Ditto.
14290 (xor<mode>3): Ditto.
14291 (ior<mode>3): Ditto.
14292 (and<mode>3): Ditto.
14293 (one_cmpl<mode>2): Ditto.
14294 (nor<mode>2): Ditto.
14295 (andc<mode>2): Ditto.
14296 (float<VEC_int<mode>2): Ditto.
14297 (unsigned_float<VEC_int><mode>2): Ditto.
14298 (fix_trunc<mode><VEC_int>2): Ditto.
14299 (fixuns_trunc<mode><VEC_int>2): Ditto.
14301 (vec_set<mode>): Ditto.
14302 (vec_extract<mode>): Ditto.
14303 (vec_interleave_highv4sf): Ditto.
14304 (vec_interleave_lowv4sf): Ditto.
14305 (vec_realign_load_<mode>): Ditto.
14306 (vec_shl_<mode>): Ditto.
14307 (vec_shr_<mode>): Ditto.
14308 (div<mode>3): New patterns for VSX.
14309 (vec_interleave_highv2df): Ditto.
14310 (vec_interleave_lowv2df): Ditto.
14311 (vec_pack_trunc_v2df): Ditto.
14312 (vec_pack_sfix_trunc_v2df): Ditto.
14313 (vec_pack_ufix_trunc_v2df): Ditto.
14314 (vec_unpacks_hi_v4sf): Ditto.
14315 (vec_unpacks_lo_v4sf): Ditto.
14316 (vec_unpacks_float_hi_v4si): Ditto.
14317 (vec_unpacks_float_lo_v4si): Ditto.
14318 (vec_unpacku_float_hi_v4si): Ditto.
14319 (vec_unpacku_float_lo_v4si): Ditto.
14320 (movmisalign<mode>): Ditto.
14321 (vector_ceil<mode>2): New patterns for vectorizing math library.
14322 (vector_floor<mode>2): Ditto.
14323 (vector_btrunc<mode>2): Ditto.
14324 (vector_copysign<mode>3): Ditto.
14326 * config/rs6000/predicates.md (easy_vector_constant_msb): New
14327 predicate for setting the high bit in each word, used for copysign.
14329 * config/rs6000/ppc-asm.h (f19): Whitespace.
14330 (f32-f63): Define if VSX.
14331 (v0-v31): Define if Altivec.
14332 (vs0-vs63): Define if VSX.
14334 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
14336 * config/rs6000/power7.md: New file, provide tuning parameters for
14339 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
14340 (rs6000_cpu_cpp_builtins): Ditto.
14341 (altivec_overloaded_builtins): Ditto.
14342 (altivec_resolve_overloaded_builtin): Ditto.
14344 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
14345 debug switch to disable vectorizing simple math builtin
14348 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
14349 Vectorize simple math builtin functions.
14350 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
14351 hook to vectorize math builtins.
14352 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
14353 (rs6000_builtin_conversion): Add VSX/power7 support.
14354 (rs6000_builtin_vec_perm): Ditto.
14355 (vsplits_constant): Add support for loading up a vector constant
14356 with just the high bit set in each part.
14357 (rs6000_expand_vector_init): Add VSX/power7 support.
14358 (rs6000_expand_vector_set): Ditto.
14359 (rs6000_expand_vector_extract): Ditto.
14360 (rs6000_emit_move): Ditto.
14361 (bdesc_3arg): Ditto.
14362 (bdesc_2arg): Ditto.
14363 (bdesc_1arg): Ditto.
14364 (rs6000_expand_ternop_builtin): Ditto.
14365 (altivec_expand_builtin): Ditto.
14366 (rs6000_expand_unop_builtin): Ditto.
14367 (rs6000_init_builtins): Ditto.
14368 (altivec_init_builtins): Ditto.
14369 (builtin_function_type): Ditto.
14370 (rs6000_common_init_builtins): Ditto.
14371 (rs6000_handle_altivec_attribute); Ditto.
14372 (rs6000_mangle_type): Ditto.
14373 (rs6000_vector_mode_supported_p): Ditto.
14374 (rs6000_mode_dependent_address): Altivec addresses with AND -16
14375 are mode dependent.
14377 * config/rs6000/vsx.md: New file for VSX support.
14379 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
14380 identifing values with just the most significant bit set.
14381 (enum rs6000_builtins): Add builtins for VSX. Add simple math
14382 vectorized builtins.
14384 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
14385 (UNSPEC_VRFIM): Delete.
14386 (splitter for loading up vector with most significant bit): New
14387 splitter for vectorizing copysign.
14388 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
14389 vectorizing simple math functions.
14390 (altivec_vrfip): Add support for vectorizing simple math functions.
14391 (altivec_vrfim): Ditto.
14392 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
14394 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
14395 (power7.md, vsx.md): Include for power7 support.
14396 (copysigndf3): Use VSX instructions if -mvsx.
14397 (negdf2_fpr): Ditto.
14398 (absdf2_fpr): Ditto.
14399 (nabsdf2_fpr): Ditto.
14400 (adddf3_fpr): Ditto.
14401 (subdf3_fpr): Ditto.
14402 (muldf3_fpr): Ditto.
14403 (divdf3_fpr): Ditto.
14404 (fix_truncdfdi2_fpr): Ditto.
14405 (cmpdf_internal1): Ditto.
14406 (fred, fred_fpr): Convert into expander/insn to add VSX support.
14407 (btruncdf2, btruncdf2_fpr): Ditto.
14408 (ceildf2, ceildf2_fpr): Ditto.
14409 (floordf2, floordf2_fpr): Ditto.
14410 (floatdidf2, floatdidf2_fpr): Ditto.
14411 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
14412 (fmsubdf4_fpr): Ditto.
14413 (fnmadddf4_fpr_1): Ditto.
14414 (fnmadddf4_fpr_2): Ditto.
14415 (fnmsubdf4_fpr_1): Ditto.
14416 (fnmsubdf4_fpr_2): Ditto.
14417 (fixuns_truncdfdi2): Add expander for VSX support.
14418 (fix_truncdfdi2): Ditto.
14419 (fix_truncdfsi2): Ditto.
14420 (ftruncdf2): Ditto.
14421 (btruncsf2): Whitespace.
14422 (movdf_hardfloat32): Add support for VSX registers.
14423 (movdf_softfloat32): Ditto.
14424 (movdf_hardfloat64): Ditto.
14425 (movdf_hardfloat64_mfpgpr): Ditto.
14426 (movdf_softfloat64): Ditto.
14427 (movti splitters): Add check for vector registers supporting
14428 TImode in the future.
14429 (bpermd): Add power7 bpermd instruction.
14431 * config/rs6000/altivec.h (vec_div): Define if VSX.
14434 (vec_nmadd): Ditto.
14435 (vec_nearbyint): Ditto.
14438 (all predicates): Use the generic builtin function, and not the V4SF
14439 specific function so that the predicates will work with VSX's V2DF.
14440 (vec_all_*): Ditto.
14441 (vec_any_*): Ditto.
14443 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
14444 Document new VSX functions and types.
14446 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
14449 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
14450 "wa", and "j" constraints. Modify "v" to talk about Altivec
14451 instead of just vector.
14453 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
14456 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
14457 location for phi arguments.
14458 (rewrite_update_phi_arguments): Find locations for reaching defs.
14459 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
14460 Add location to add_phi_arg calls.
14461 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
14462 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
14463 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
14464 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
14465 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
14466 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
14467 * tree-phinodes.c (make_phi_node): Initialize location.
14468 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
14469 (add_phi_arg): Add location parameter.
14470 (remove_phi_arg_num): Move location when moving phi argument.
14471 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
14473 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
14474 slpeel_update_phi_nodes_for_guard1,
14475 slpeel_update_phi_nodes_for_guard2,
14476 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
14477 vect_loop_versioning): Set locations.
14478 * tree-parloops.c (create_phi_for_local_result,
14479 transform_to_exit_first_loop, create_parallel_loop): Add locations.
14480 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
14481 * tree-vect-loop.c (get_initial_def_for_induction,
14482 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
14484 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
14485 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
14486 (gimple_phi_arg_set_location): New. Set locus.
14487 (gimple_phi_arg_has_location): New. Check for locus.
14488 (redirect_edge_var_map_location): New. Return locus from var_map.
14489 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
14490 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
14491 combining PHI arguments.
14492 (cond_store_replacement): Set location.
14493 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
14494 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
14495 scop_add_exit_phis_edge): Add locations.
14496 * tree-cfgcleanup.c (remove_forwarder_block,
14497 remove_forwarder_block_with_phi): Add locations.
14498 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
14499 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
14501 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
14502 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
14503 flush_pending_stmts): Add source location.
14504 * lambda-code.c (perfect_nestify): Maintain location stack with argument
14505 stack to preserve locations.
14506 * tree-vect-stmts.c (vectorizable_load): Add location.
14507 * tree-inline.c (copy_phis_for_bb): Copy locus.
14508 (setup_one_parameter): Add call locus to inlined parameter stmts.
14509 (initialize_inlined_parameters): Pass in call location as parameter
14511 (tree_function_versioning): Pass location to setup_one_parameter.
14512 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
14513 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
14514 copy and edge lists.
14515 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
14516 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
14517 locus parameter and override the stmt default if provided.
14518 (new_elim_graph, clear_elim_graph, delete_elim_graph,
14519 elim_graph_add_edge, elim_graph_remove_succ_edge,
14520 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
14521 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
14522 eliminate_phi): Add locus info in elimination graph for each edge and
14524 (insert_backedge_copies): Copy locus if present.
14525 * tree-flow.h (struct _edge_var_map): Add locus field.
14526 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
14527 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
14528 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
14530 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
14532 2009-07-30 Martin Jambor <mjambor@suse.cz>
14534 PR tree-optimization/40570
14535 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
14536 use inlining loops.
14538 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
14540 * ssa-loop-manip.c: Include langhooks.h.
14541 (rewrite_phi_with_iv): New.
14542 (rewrite_all_phi_nodes_with_iv): New.
14543 (canonicalize_loop_ivs): Move here from tree-parloops.c.
14544 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
14545 * tree-parloops.c (loop_parallel_p): Move out all conditions
14546 except dependency check.
14547 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
14548 (gen_parallel_loop): Call canonicalize_loop_ivs without
14549 reduction_list argument.
14550 (build_new_reduction): New.
14551 (gather_scalar_reductions): New.
14552 (try_get_loop_niter): New.
14553 (try_create_reduction_list): New.
14554 (parallleize_loops): Change the parallel conditions check.
14555 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
14556 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
14558 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
14560 * opt-functions.awk (opt_args): Allow argument to be enclosed in
14562 * doc/options.texi (Option properties): Mention new quoting syntax.
14564 2009-07-29 Douglas B Rupp <rupp@gnat.com>
14566 * config/alpha/alpha.c (alpha_start_function):
14567 Handle VMS_DEBUG_MAIN_POINTER
14568 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
14569 * doc/invoke.texi: Document -mdebug-main switch.
14571 2009-07-29 Richard Henderson <rth@redhat.com>
14573 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
14574 (cgraph_create_edge_including_clones): Likewise.
14575 * tree-inline.c (copy_bb): Operate on the correct edges
14576 when updating the callgraph.
14578 2009-07-29 Douglas B Rupp <rupp@gnat.com>
14580 * config/alpha/vms-cc.c: Deleted.
14581 * config/alpha/vms-ld.c: Deleted.
14582 * config/alpha/t-vms64: Moved to config/vms
14583 * config/alpha/vms-crt0-64.c: Moved to config/vms
14584 * config/alpha/vms-crt0.c: Moved to config/vms
14585 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
14586 * config/alpha/vms-psxcrt0.c: Moved to config/vms
14587 * config/alpha/xm-vms.h: Moved to config/vms
14588 * config/alpha/x-vms: Moved to config/vms
14589 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
14591 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
14592 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
14594 * config/vms/t-vms64: Moved here from config/alpha
14595 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
14596 (argc,argv,envp): Enforce 32bit malloc'ing.
14597 * config/vms/vms-psxcrt0-64.c: Likewise.
14598 * config/vms/vms-crt0.c: Moved here from config/alpha.
14599 * config/vms/vms-psxcrt0.c: Likewise.
14600 * config/vms/vms-crtl-64.h: New file.
14601 * config/vms/vms-crtl.h: New file.
14602 * config/vms/vms.opt: New file.
14603 * config/vms/xm-vms64.h: New file.
14604 * config/vms/xm-vms.h: Moved here from config/alpha.
14605 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
14607 * config/vms/x-vms: Moved here from config/alpha.
14608 (version, VMS_EXTRA_PARTS): Moved to t-vms.
14609 (vms-ld.o, vms-cc.o): Removed.
14610 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
14612 2009-07-29 Douglas B Rupp <rupp@gnat.com>
14614 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
14615 correct stack (obvious VMS fix).
14617 2009-07-29 Douglas B Rupp <rupp@gnat.com>
14619 * dwarf2out.c (output_file_names): Output VMS style file name, size,
14620 date, version info if VMS_DEBUGGING_INFO defined.
14621 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
14622 size, date calculating code moved here.
14624 2009-07-29 Paul Brook <paul@codesourcery.com>
14626 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
14629 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
14632 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
14633 to DImode when generating insq_le insn.
14635 2009-07-28 Douglas B Rupp <rupp@gnat.com>
14637 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
14638 New macro set for VMS_DEBUGGGING_INFO.
14639 (AT_string_form): Use it.
14641 2009-07-28 DJ Delorie <dj@redhat.com>
14643 * config/mep/mep.c (vtext_section): New.
14644 (vftext_section): New.
14645 (ftext_section): New.
14646 (mep_select_section): Add support for functions.
14647 (mep_unique_section): Likewise.
14648 (mep_asm_init_sections): Likewise.
14649 (mep_encode_section_info): Remove it from here.
14651 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
14653 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
14655 * tree.h (TREE_DEPRECATED): Document it is used for types too.
14656 (TYPE_VECTOR_OPAQUE): Use default_def_flag
14658 2009-07-28 Douglas B Rupp <rupp@gnat.com>
14660 * dwarf2out.c (output_file_names): Test new macro
14661 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
14662 (add_comp_dir_attribute): Likewise.
14664 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
14666 * config/i386/mingw-w64.h (LINK_SPEC): Add
14667 separating space between commands.
14669 2009-07-28 Jan Hubicka <jh@suse.cz>
14671 PR tree-optimization/40759
14672 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
14675 2009-07-27 DJ Delorie <dj@redhat.com>
14677 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
14678 types are dword-aligned.
14679 (mep_expand_va_start): Likewise.
14681 2009-07-27 Olivier Hainque <hainque@adacore.com>
14682 Douglas B Rupp <rupp@gnat.com>
14684 * convert.c (convert_to_pointer): Don't assume the target
14685 pointer type is POINTER_SIZE long. Fetch its precision instead.
14687 2009-07-27 Douglas B Rupp <rupp@gnat.com>
14689 * system.h (fopen): Undefine if macro.
14691 2009-07-27 Jakub Jelinek <jakub@redhat.com>
14693 * dwarf2out.c (output_cfi_p): Removed.
14694 (output_cfis): New function.
14695 (output_fde): New function, split from output_call_frame_info.
14696 (output_call_frame_info): Use it.
14697 (dwarf2out_switch_text_section): Use output_cfis.
14699 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
14701 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
14702 TARGET_BI_ARCH is specified without enabling SJLJ.
14703 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
14704 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
14706 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
14708 * arm.md (negdi2): Use DImode if forcing a value into a register.
14710 2009-07-26 Ira Rosen <irar@il.ibm.com>
14712 PR tree-optimization/40801
14713 * tree-vect-stmts.c (vectorizable_call): Get previous copy
14714 of vector operand from the previous copy of vector statement.
14715 Pass the correct definition type value to
14716 vect_get_vec_def_for_stmt_copy().
14718 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14720 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
14721 const char ** conversion.
14723 2009-07-25 David Daney <ddaney@caviumnetworks.com>
14725 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
14726 fancy_abort() if !ENABLE_ASSERT_CHECKING.
14727 (gcc_unreachable): Invoke __builtin_unreachable() if
14728 !ENABLE_ASSERT_CHECKING.
14730 2009-07-25 David Daney <ddaney@caviumnetworks.com>
14732 PR rtl-optimization/40445
14733 * emit-rtl.c (next_nonnote_insn_bb): New function.
14734 * rtl.h (next_nonnote_insn_bb): Declare new function.
14735 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
14736 with no successors that is the successor of the ENTRY_BLOCK.
14737 Continue from the top after removing an empty fallthrough block.
14738 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
14739 of next_nonnote_insn.
14741 2009-07-25 David Daney <ddaney@caviumnetworks.com>
14743 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
14745 2009-07-25 Martin Jambor <mjambor@suse.cz>
14747 * c-common.c (c_common_attribute_table): New element for noclone.
14748 (handle_noclone_attribute): New function. Forward-declare.
14749 * tree-inline.c (tree_versionable_function_p): Check for noclone
14751 * doc/extend.texi (Labels as Values): Document need for noclone.
14752 (Function Attributes): Document noclone attribute.
14754 2009-07-25 Jakub Jelinek <jakub@redhat.com>
14756 PR rtl-optimization/34999
14757 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
14758 and dw_fde_switched_cold_to_hot fields.
14759 (output_cfi_p): New function.
14760 (output_call_frame_info): If fde->dw_fde_switched_sections,
14761 output 2 FDEs instead of one with corrupted header.
14762 (dwarf2out_do_cfi_startproc): New function.
14763 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
14764 and fde->dw_fde_switched_cold_to_hot.
14765 (dwarf2out_switch_text_section): Compute
14766 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
14767 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
14768 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
14769 Otherwise, compute fde->dw_fde_switch_cfi.
14771 2009-07-24 Cary Coutant <ccoutant@google.com>
14773 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
14775 2009-07-24 Cary Coutant <ccoutant@google.com>
14777 * cfghooks.c (split_block): Copy discriminator to new block.
14778 * tree-cfg.c (assign_discriminator): Check location of last
14779 instruction in block as well as first.
14781 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
14783 * config/i386/linux.c: Use fputs or putc instead of fprintf
14785 * config/i386/gas.h: Ditto.
14786 * config/i386/x86-64.h: Ditto.
14787 * config/i386/att.h: Ditto.
14789 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14791 * expmed.c (emit_store_flag): Use a recursive call to optimize the
14794 2009-07-24 Martin Jambor <mjambor@suse.cz>
14796 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
14797 (ipa_push_func_to_list_1): Declare.
14798 (ipa_push_func_to_list): New function.
14800 * ipa-prop.c (ipa_push_func_to_list_1): New function.
14801 (ipa_init_func_list): Call ipa_push_func_to_list_1.
14802 (ipa_push_func_to_list): Removed.
14803 (ipa_pop_func_from_list): Clear node_enqueued flag.
14805 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
14807 * config/s390/s390.c (override_options): Default
14808 max-unrolled-insns to 100 for z10 tuning.
14810 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
14812 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
14813 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
14814 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
14815 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
14816 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
14817 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
14818 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
14820 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
14822 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
14823 use default set in mingw32.h header.
14824 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
14825 64-bit /mingw/include path.
14826 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
14829 2009-07-23 Neil Vachharajani <nvachhar@google.com>
14831 PR rtl-optimization/40209
14832 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
14834 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
14836 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
14837 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
14838 with the rest of string where appropriate. Use fputs or putc
14839 instead of fprintf where appropriate.
14841 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
14842 Pat Haugen <pthaugen@us.ibm.com>
14843 Revital Eres <ERES@il.ibm.com>
14845 * config/rs6000/vector.md: New file. Move most of the vector
14846 expander support here from altivec.md to allow for the VSX vector
14847 unit in the future. Add support for secondary_reload patterns.
14848 Rewrite the patterns for vector comparison, and vector comparison
14849 predicate instructions so that the RTL expresses the desired
14850 behavior, instead of using unspec.
14852 * config/rs6000/constraints.md ("f" constraint): Use
14853 rs6000_constraints to hold the precalculated register class.
14854 ("d" constraint): Ditto.
14855 ("wd" constraint): New constraint for VSX.
14856 ("wf" constraint): Ditto.
14857 ("ws" constraint): Ditto.
14858 ("wa" constraint): Ditto.
14859 ("wZ" constraint): Ditto.
14860 ("j" constraint): Ditto.
14862 * config/rs6000/predicates.md (vsx_register_operand): New
14864 (vfloat_operand): New predicate for vector.md.
14865 (vint_operand): Ditto.
14866 (vlogical_operand): Ditto.
14867 (easy_fp_constant): If VSX, 0.0 is an easy constant.
14868 (easy_vector_constant): Add VSX support.
14869 (altivec_indexed_or_indirect_operand): New predicate for
14870 recognizing Altivec style memory references with AND -16.
14872 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
14873 for vector secondary reload support.
14874 (rs6000_vector_reg_class): Delete, replacing it with
14875 rs6000_constraints.
14876 (rs6000_vsx_reg_class): Ditto.
14877 (rs6000_constraints): New array to hold the register classes of
14878 each of the register constraints that can vary at runtime.
14879 (builtin_mode_to_type): New static array for builtin function type
14881 (builtin_hash_table): New static hash table for builtin function
14883 (TARGET_SECONDARY_RELOAD): Define target hook.
14884 (TARGET_IRA_COVER_CLASSES): Ditto.
14885 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
14886 registers are 128 bits if VSX memory reference instructions are used.
14887 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
14888 unit is being used.
14889 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
14890 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
14891 Print several of the scheduling related parameters.
14892 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
14893 rs6000_constraints instead of rs6000_vector_reg_class. Move
14894 -mdebug=reg code to rs6000_debug_reg_global. Add support for
14895 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
14896 Altivec. Add VSX support. Setup for secondary reload support on
14897 Altivec/VSX registers.
14898 (rs6000_override_options): Make power7 set the scheduling groups
14899 like the power5. Add support for new debug switches to override
14900 the scheduling defaults. Temporarily disable -mcpu=power7 from
14901 setting -mvsx. Add support for debug switches -malways-hint,
14902 -msched-groups, and -malign-branch-targets.
14903 (rs6000_buitlin_conversion): Add support for returning unsigned
14904 vector conversion functions to fix regressions due to stricter
14906 (rs6000_builtin_mul_widen_even): Ditto.
14907 (rs6000_builtin_mul_widen_odd): Ditto.
14908 (rs6000_builtin_vec_perm): Ditto.
14909 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
14910 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
14911 to zero a register.
14912 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
14913 generated upstream.
14914 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
14915 VSX types for bit operations. Changes to accomidate vector.md.
14916 (bdesc_2arg): Ditto.
14917 (bdesc_1arg): Ditto.
14918 (struct builtin_description_predicates): Rewrite predicate
14919 handling so that RTL describes the operation, instead of passing
14920 the instruction to be used as a string argument.
14921 (bdesc_altivec_preds): Ditto.
14922 (altivec_expand_predicate_builtin): Ditto.
14923 (altivec_expand_builtin): Ditto.
14924 (rs6000_expand_ternop_builtin): Use a switch instead of an if
14925 statement for vsldoi support.
14926 (altivec_expand_ld_builtin): Change to use new names from vector.md.
14927 (altivec_expand_st_builtin): Ditto.
14928 (paired_expand_builtin): Whitespace changes.
14929 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
14930 builtin_mode_to_type table for secondary reload. Call
14931 builtin_function_type to build random builtin functions.
14932 (altivec_init_builtins): Change to use builtin_function_type to
14933 create builtin function types dynamically as we need them.
14934 (builtin_hash_function): New support for hashing the tree types
14935 for builtin function as we need it, rather than trying to build
14936 all of the trees that we need. Add initial preliminary VSX support.
14937 (builtin_function_type): Ditto.
14938 (builtin_function_eq): Ditto.
14939 (builtin_hash_struct): Ditto.
14940 (rs6000_init_builtins): Ditto.
14941 (rs6000_common_init_builtins): Ditto.
14942 (altivec_init_builtins): Ditto.
14943 (rs6000_common_init_builtins): Ditto.
14944 (enum reload_reg_type): New enum for simplifing reg classes.
14945 (rs6000_reload_register_type): Simplify register classes into GPR,
14946 Vector, and other registers. Altivec and VSX addresses in reload.
14947 (rs6000_secondary_reload_inner): Ditto.
14948 (rs6000_ira_cover_classes): New target hook, that returns the
14949 appropriate cover classes, based on -mvsx being used or not.
14950 (rs6000_secondary_reload_class): Add VSX support.
14951 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
14952 (get_vsel_insn): Ditto.
14953 (rs6000_emit_vector_compare): Rewrite vector conditional support
14954 so that where we can, we use RTL operators, instead of blindly use
14956 (rs6000_emit_vector_select): Ditto.
14957 (rs6000_emit_vector_cond_expr): Ditto.
14958 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
14959 (create_TOC_reference): Add -mdebug=addr support.
14960 (emit_frame_save): VSX loads/stores need register indexed addressing.
14962 * config/rs6000/rs6000.md: Include vector.md.
14964 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
14966 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
14967 support for V2DI, V2DF in logical, permute, select operations.
14969 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
14970 switch for vsx/power7.
14971 (-mvsx-scalar-memory): Ditto.
14972 (-mvsx-align-128): Ditto.
14973 (-mallow-movmisalign): Ditto.
14974 (-mallow-df-permute): Ditto.
14975 (-msched-groups): Ditto.
14976 (-malways-hint): Ditto.
14977 (-malign-branch-targets): Ditto.
14979 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
14981 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
14982 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
14983 (rs6000_vector_reg_class): Delete.
14984 (rs6000_vsx_reg_class): Ditto.
14985 (enum rs6000_reg_class_enum): New enum for the constraints that
14986 vary based on target switches.
14987 (rs6000_constraints): New array to hold the register class for all
14988 of the register constraints that vary based on the switches used.
14989 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
14990 (enum rs6000_builtins): Add unsigned varients for the builtin
14991 declarations returned by target hooks for expanding multiplies,
14992 select, and permute operations. Add VSX builtins.
14993 (enum rs6000_builtin_type_index): Add entries for VSX.
14994 (V2DI_type_node): Ditto.
14995 (V2DF_type_node): Ditto.
14996 (unsigned_V2DI_type_node): Ditto.
14997 (bool_long_type_node): Ditto.
14998 (intDI_type_internal_node): Ditto.
14999 (uintDI_type_internal_node): Ditto.
15000 (double_type_internal_node): Ditto.
15002 * config/rs6000/altivec.md (whole file): Move all expanders to
15003 vector.md from altivec.md. Rename insn matching functions to be
15005 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
15006 (altivec_vcmp*): Ditto.
15007 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
15008 (VM): New iterator for moves that includes the VSX types.
15009 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
15010 (altivec_vperm_<mode>_uns): New, for unsigned types.
15011 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
15012 (altivec_eq<mode>): Ditto.
15013 (altivec_gt<mode>): Ditto.
15014 (altivec_gtu<mode>): Ditto.
15015 (altivec_eqv4sf): Ditto.
15016 (altivec_gev4sf): Ditto.
15017 (altivec_gtv4sf): Ditto.
15018 (altivec_vcmpbfp_p): Ditto.
15020 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
15022 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
15025 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
15028 * config/i386/i386.c (output_387_ffreep): Rewrite to use
15029 ASM_SHORT instead of .word.
15030 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
15031 instead of .word in asm template.
15033 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
15036 * ira-lives.c (bb_has_abnormal_call_pred): New function.
15037 (process_bb_node_lives): Use it.
15039 * ira.c (setup_cover_and_important_classes): Don't setup
15040 ira_important_class_nums. Add cover classes to the end of
15042 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
15044 (find_reg_class_closure): Use reorder_important_classes.
15046 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
15048 * config/i386/i386.c (i386_ira_cover_classes): New function.
15049 (TARGET_IRA_COVER_CLASSES): Redefine.
15051 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
15052 importance of order of cover classes in the array.
15054 2009-07-22 Diego Novillo <dnovillo@google.com>
15056 * tree-pass.h (TDF_EH): Define.
15057 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
15058 contains TDF_EH, print the EH region number holding GS.
15059 * tree-dump.c (dump_options): Add "eh".
15060 * doc/invoke.texi: Document it.
15062 2009-07-22 Doug Kwan <dougkwan@google.com>
15064 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
15066 2009-07-22 Michael Matz <matz@suse.de>
15068 PR tree-optimization/35229
15069 PR tree-optimization/39300
15071 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
15072 (inhibit_phi_insertion): New function.
15073 (insert_into_preds_of_block): Call it for REFERENCEs.
15074 (init_pre): Initialize and finalize scalar evolutions.
15075 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
15077 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
15079 * config/i386/predicates.md (zero_extended_scalar_load_operand):
15080 Use CONST_VECTOR_NUNITS to determine number of elements.
15082 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
15084 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
15085 (U, W): Constraints are now deprecated and will be removed if we
15086 run out of letters.
15087 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
15089 ("prefetch"): Add the stcmh instruction for prefetching.
15090 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
15092 (s390_short_displacement): Return always true if compiling for
15093 machines not providing the long displacement facility.
15094 (s390_mem_constraint): Support the new constraint letter Z.
15095 (s390_check_qrst_address): New function.
15097 2009-07-21 DJ Delorie <dj@redhat.com>
15099 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
15102 2009-07-21 Jason Merrill <jason@redhat.com>
15104 * c-common.c (max_tinst_depth): Increase default to 1024.
15106 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
15108 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
15109 (vec_unpacku_float_lo_v4si): Ditto.
15111 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
15114 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
15115 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
15116 (builtin_description): Add __builtin_ia32_cvtudq2ps.
15117 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
15119 2009-07-21 Jakub Jelinek <jakub@redhat.com>
15121 PR tree-optimization/40813
15122 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
15125 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
15127 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
15128 with a NOP_EXPR if needed.
15130 2009-07-21 Paul Brook <paul@codesourcery.com>
15132 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
15133 Terminate debug dump with newline.
15135 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15137 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
15138 Cast "1" to unsigned HOST_WIDE_INT.
15139 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
15140 deposit length to the maximum length - lsb. Extend length if
15141 HOST_BITS_PER_WIDE_INT is 32.
15143 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
15145 * cgraph.h (constant_pool_htab): New function.
15146 (constant_descriptor_tree): Move from varasm.c.
15147 * varasm.c (constant_pool_htab): New function.
15148 (constant_descriptor_tree): Move to cgraph.h.
15150 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
15152 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
15154 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
15156 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
15159 2009-07-20 Xinliang David Li <davidxl@google.com>
15161 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
15163 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
15165 * config/mips/mips.md (move_type): Add arith.
15166 (type): Handle arith.
15167 (zero_extendsidi2): Rename this into ...
15168 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
15169 (zero_extendsidi2): New expander.
15170 (*zero_extendsidi2_dext): New pattern.
15172 2009-07-20 Nick Clifton <nickc@redhat.com>
15174 * config.gcc (mips64-*-*): Add definition of tm_defines in order
15175 to set MIPS_ABI_DEFAULT.
15176 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
15178 2009-07-20 Jakub Jelinek <jakub@redhat.com>
15180 * tree-object-size.c (addr_object_size): Handle unions with
15181 array in it as last field of structs in __bos (, 1) as __bos (, 0).
15183 PR tree-optimization/40792
15184 * tree.c (build_function_type_skip_args): Remove bogus assert.
15186 2009-07-20 Jan Hubicka <jh@suse.cz>
15187 Martin Jambor <mjambor@suse.cz>
15189 * cgraph.h (combined_args_to_skip): New field.
15190 * cgraph.c (cgraph_create_virtual_clone): Properly handle
15191 combined_args_to_skip and args_to_skip.
15192 * tree-inline.c (update_clone_info): New function.
15193 (tree_function_versioning): Call update_clone_info.
15194 * cgraphunit.c (cgraph_materialize_clone): Dump materialized
15196 (cgraph_materialize_all_clones): More extensive dumping, working
15197 with combined_args_to_skip rather than args_to_skip.
15199 2009-07-20 Ira Rosen <irar@il.ibm.com>
15201 * tree-vectorizer.h (vectorizable_condition): Add parameters.
15202 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
15203 (get_initial_def_for_reduction): Likewise.
15204 (vectorizable_reduction): Skip the check of first operand in case
15205 of COND_EXPR. Add check that it is outer loop vectorization if
15206 nested cycle was detected. Call vectorizable_condition() for
15207 COND_EXPR. If reduction epilogue cannot be created do not fail for
15208 nested cycles (if it is not double reduction). Assert that there
15209 is only one type in the loop in case of COND_EXPR. Call
15210 vectorizable_condition() to vectorize COND_EXPR.
15211 * tree-vect-stmts.c (vectorizable_condition): Update comment.
15212 Add parameters. Allow nested cycles if called from
15213 vectorizable_reduction(). Use reduction vector variable if provided.
15214 (vect_analyze_stmt): Call vectorizable_reduction() before
15215 vectorizable_condition().
15216 (vect_transform_stmt): Update call to vectorizable_condition().
15218 2009-07-20 Christian Bruel <christian.bruel@st.com>
15220 * config/sh/sh.opt (-mfmovd): Resurrect and document.
15221 * doc/invoke.texi (-mfmovd): Likewise.
15222 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
15224 2009-07-20 Jan Hubicka <jh@suse.cz>
15226 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
15227 when handling SSA name.
15229 2009-07-19 Jan Hubicka <jh@suse.cz>
15231 PR tree-optimization/40676
15232 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
15233 virtual PHIs in empty BBs.
15235 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
15237 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
15238 re-expanded the compound use gen_lowpart instead to convert to the
15241 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
15243 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
15244 OUTER_CONST arguments.
15245 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
15246 the new wider mode will be masked off.
15247 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
15249 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
15251 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
15252 high-order bits are zero.
15254 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
15256 * combine.c (simplify_shift_const_1): Split code to determine
15257 shift_mode into ...
15258 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
15259 new bits shifted in are identical to the old sign bit.
15261 2009-07-18 Richard Guenther <rguenther@suse.de>
15264 * gimplify.c (gimplify_call_expr): Reject code using results from
15265 functions returning void.
15267 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
15269 * doc/md.texi: Document the new PowerPC "es" constraint.
15270 Document that "m" can include automodified addresses on this target,
15271 and explain how %U must be used. Extend the "Q" and "Z" documentation
15272 to suggest "es" as well as "m".
15273 * config/rs6000/constraints.md (es): New memory constraint.
15274 (Q, Z): Update strings to match new documentation.
15276 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
15278 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
15279 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
15280 * config/rs6000/predicates.md (volatile_mem_operand): Use
15281 offsettable_nonstrict_memref_p.
15282 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
15283 (*floatunssidf2_internal): Likewise.
15284 (*fix_truncdfsi2_internal): Likewise.
15285 (*fix_trunctfsi2_internal): Likewise.
15287 2009-07-17 Anatoly Sokolov <aesok@post.ru>
15289 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
15290 atmega32u2 devices.
15291 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
15293 2009-07-17 Richard Guenther <rguenther@suse.de>
15296 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
15297 (pass_warn_unused_result): Likewise.
15298 (TODO_set_props): Remove.
15299 * omp-low.c (diagnose_omp_structured_block_errors): Change to
15301 (pass_diagnose_omp_blocks): Define.
15302 * c-decl.c (pop_file_scope): Do not finalize the CU here.
15303 (c_gimple_diagnostics_recursively): Remove.
15304 (finish_function): Do not call it.
15305 (c_write_global_declarations): Continue after errors.
15306 Finalize the CU here.
15307 * c-gimplify.c (c_genericize): Do not gimplify here.
15308 * c-common.c (c_warn_unused_result): Move ...
15309 * tree-cfg.c (do_warn_unused_result): ... here.
15310 (run_warn_unused_result): New function.
15311 (gate_warn_unused_result): New function.
15312 (pass_warn_unused_result): New pass.
15313 * c-common.h (c_warn_unused_result): Remove.
15314 * flags.h (flag_warn_unused_result): Declare.
15315 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
15316 * opts.c (flag_warn_unused_result): Initialize to false.
15317 * toplev.c (compile_file): Add comment.
15318 * omp-low.c (create_omp_child_function): Do not register
15319 the function with the frontend.
15320 (diagnose_omp_structured_block_errors): Prepare to be
15321 called as optimization pass.
15322 (gate_diagnose_omp_blocks): New function.
15323 (pass_diagnose_omp_blocks): New pass.
15324 * cgraph.h (cgraph_optimize): Remove.
15325 (cgraph_analyze_function): Likewise.
15326 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
15327 * cgraphunit.c (cgraph_lower_function): Lower nested functions
15328 before their parents here.
15329 (cgraph_finalize_function): Not here.
15330 (cgraph_analyze_function): Gimplify functions here.
15331 (cgraph_finalize_compilation_unit): Continue after errors.
15332 Optimize the callgraph from here.
15333 (cgraph_optimize): Make static.
15334 * langhooks.c (write_global_declarations): Finalize the CU.
15335 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
15336 (gimplify_function_tree): Assert we gimplify only once.
15337 Set PROP_gimple_any property.
15338 * tree-nested.c (gimplify_all_functions): New function.
15339 (lower_nested_functions): Gimplify all nested functions.
15340 * gimple.h (diagnose_omp_structured_block_errors): Remove.
15341 * passes.c (init_optimization_passes): Add pass_warn_unused_result
15342 and pass_diagnose_omp_blocks after gimplification. Do not
15343 set TODO_set_props on all_lowering_passes.
15344 (execute_one_pass): Do not handle TODO_set_props.
15345 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
15346 (gimplify.o): Add tree-pass.h dependency.
15347 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
15348 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
15349 (unsave_r): Likewise.
15350 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
15351 temporary variable.
15353 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
15355 * doc/service.texi (Service): Restore previously removed link,
15356 which isn't broken after all.
15358 2009-07-17 Richard Guenther <rguenther@suse.de>
15360 PR tree-optimization/40321
15361 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
15362 PHI nodes to the maximal set.
15363 (make_values_for_phi): Add PHI arguments to the maximal set.
15364 (execute_pre): Dump PHI_GEN and the maximal set.
15366 2009-07-17 Jakub Jelinek <jakub@redhat.com>
15369 * gimplify.c (gimplify_conversion): Don't change non-conversions into
15372 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
15374 * doc/extend.texi (Nested Functions): Replace broken link with
15376 * doc/service.texi (Service): Remove broken link.
15378 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
15381 * builtins.c (expand_builtin_memcmp): Use loc instead of
15382 EXPR_LOCATION (exp).
15383 (expand_builtin_strncmp): Likewise.
15385 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
15386 Manuel López-Ibáñez <manu@gcc.gnu.org>
15389 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
15390 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
15391 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
15392 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
15393 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
15394 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
15395 tree-inline.c, c-common.c, c-common.h, gimple.c,
15396 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
15397 convert.c: Add location argument to fold_{unary,binary,ternary},
15398 fold_build[123], build_call_expr, build_size_arg,
15399 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
15400 fold_build1_initializer, fold_build2_initializer,
15401 fold_build3_initializer, fold_build_call_array,
15402 fold_build_call_array_initializer, fold_single_bit_test,
15403 omit_one_operand, omit_two_operands, invert_truthvalue,
15404 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
15405 combine_comparisons, fold_builtin_*, fold_call_expr,
15406 build_range_check, maybe_fold_offset_to_address, round_up,
15409 2009-07-16 Jason Merrill <jason@redhat.com>
15412 * c-common.c (c_common_reswords): Add __is_standard_layout
15414 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
15415 * doc/implement-cxx.texi: New.
15416 * doc/gcc.texi: Include it.
15418 2009-07-16 DJ Delorie <dj@redhat.com>
15420 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
15421 compares that may be indirectly affected by previous instructions.
15423 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15425 * builtins.c (do_mpc_arg2): New.
15426 (fold_builtin_2): Fold builtin cpow.
15427 * real.h (HAVE_mpc_pow): New.
15429 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
15431 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
15432 comparison to skip unprofitable schedule
15434 2009-07-16 Simon Baldwin <simonb@google.com>
15436 * gcc.c (option_map): New flag -no-canonical-prefixes.
15437 * (display_help): Print help text for new flag.
15438 * (process_command): Move options translation and language specifics
15439 and handle new flag early. Use it to set a function pointer to a
15440 prefix builder. Replace make_relative_prefix calls with calls to
15441 the function pointed to. Ignore new flag in regular options handling.
15442 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
15444 2009-07-15 DJ Delorie <dj@redhat.com>
15446 * config/mep/mep.md (sibcall_internal): Change register to avoid
15447 argument registers.
15448 (sibcall_value_internal): Likewise.
15450 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
15452 PR rtl-optimization/40710
15453 * resource.c (mark_target_live_regs): Reset DF problem to LR.
15455 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
15457 * config/mips/mips.md (*extenddi_truncate<mode>,
15458 *extendsi_truncate<mode>): Change type attribute to move_type
15459 with shift_shift. Split out code handling exts from here ...
15460 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
15462 (*extendhi_truncateqi): Change type attribute to move_type with
15463 shift_shift. Split out code handling exts from here ...
15464 (*extendhi_truncateqi_exts): ... to this new pattern.
15466 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
15468 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
15469 instead of "and" with inverted sign bit mask value. Use
15470 "nonimmediate_operand" for operand 1 and operand 2 predicate.
15471 Allocate registers only for operand 4 and operand 5.
15473 2009-07-15 Jakub Jelinek <jakub@redhat.com>
15475 PR middle-end/40747
15476 * fold-const.c (fold_cond_expr_with_comparison): When folding
15477 < and <= to MIN, make sure the MIN uses the same type as the
15478 comparison's operands.
15480 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
15482 * arm.md (ior_xor): New code iterator.
15483 (split for ior/xor with shift and zero-extend): New split pattern.
15484 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
15486 2009-07-15 Richard Guenther <rguenther@suse.de>
15488 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
15491 2009-07-15 Richard Guenther <rguenther@suse.de>
15493 PR middle-end/40753
15494 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
15496 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
15498 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
15499 handle 2.6.30 kernel.
15501 2009-07-15 DJ Delorie <dj@redhat.com>
15503 * config/mep/mep.md (sibcall_internal): Change register to allow
15504 for 24-bit addresses.
15505 (sibcall_value_internal): Likewise.
15507 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
15509 * doc/invoke.texi: Added descriptions of the scheduling heuristics
15510 that are enabled/disabled by the flags introduced by a previous patch.
15512 2009-07-14 DJ Delorie <dj@redhat.com>
15514 * config/mep/mep.md (sibcall_internal): Include non-toggling
15516 (sibcall_value_internal): Likewise.
15518 2009-07-14 Taras Glek <tglek@mozilla.com>
15519 Rafael Espindola <espindola@google.com>
15521 * doc/sourcebuild.texi: Document install-plugin target.
15522 * configure.ac: Added install-plugin target to language makefiles.
15523 * configure: Regenerate.
15524 * Makefile.in (install-plugin): Install more headers,
15525 depend on lang.install-plugin.
15527 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
15529 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
15532 2009-07-14 DJ Delorie <dj@redhat.com>
15534 * config/mep/mep.c (mep_vliw_jmp_match): New function.
15535 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
15536 * config/mep/mep.md (sibcall_internal): Change test from
15537 mep_vliw_mode_match to mep_vliw_jmp_match.
15538 (sibcall_value_internal): Likewise.
15540 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
15542 * config/i386/sse.md (copysign<mode>3): New expander.
15543 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
15544 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
15545 Use ix86_build_const_vector.
15546 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
15547 IX86_BUILTIN_CPYSGNPD.
15548 (builtin_description): Add __builtin_ia32_copysignps and
15549 __builtin_ia32_copysignpd.
15550 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
15551 and BUILT_IN_COPYSIGNF.
15553 2009-07-13 Jason Merrill <jason@redhat.com>
15555 * builtins.c (can_trust_pointer_alignment): New fn.
15556 (get_pointer_alignment): Factor it out from here.
15557 * tree.h: Declare it.
15559 2009-07-14 David Edelsohn <edelsohn@gnu.org>
15561 * config/rs6000/predicates.md (offsettable_mem_operand): Test
15564 2009-07-14 Dodji Seketeli <dodji@redhat.com>
15568 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
15570 2009-07-14 Richard Guenther <rguenther@suse.de>
15571 Andrey Belevantsev <abel@ispras.ru>
15573 PR middle-end/40745
15574 * cfgexpand.c (partition_stack_vars): Do not bother to update
15575 alias information when not optimizing.
15577 2009-07-14 Richard Guenther <rguenther@suse.de>
15578 Andrey Belevantsev <abel@ispras.ru>
15580 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
15581 (pt_solution_set): Likewise.
15582 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
15583 * tree-ssa-structalias.c (pt_solution_set): New function.
15584 * final.c (rest_of_clean_state): Free SSA data structures.
15585 * print-rtl.c (print_decl_name): Remove.
15586 (print_mem_expr): Implement in terms of print_generic_expr.
15587 * alias.c (ao_ref_from_mem): New function.
15588 (rtx_refs_may_alias_p): Likewise.
15589 (true_dependence): Query alias-export info.
15590 (canon_true_dependence): Likewise.
15591 (write_dependence_p): Likewise.
15592 * tree-dfa.c (get_ref_base_and_extent): For void types leave
15594 * emit-rtl.c (component_ref_for_mem_expr): Remove.
15595 (mem_expr_equal_p): Use operand_equal_p.
15596 (set_mem_attributes_minus_bitpos): Do not use
15597 component_ref_for_mem_expr.
15598 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
15599 (update_alias_info_with_stack_vars): Likewise.
15600 (partition_stack_vars): Call update_alias_info_with_stack_vars.
15601 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
15602 explicitly nor clear stmt operands.
15603 Free the decl-to-pointer map.
15604 * tree-optimize.c (execute_free_datastructures): Do not free
15605 SSA data structures here.
15606 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
15607 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
15608 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
15610 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
15612 2009-07-13 DJ Delorie <dj@redhat.com>
15614 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
15615 unrolling at the right iteration count.
15617 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
15620 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
15622 * haifa-sched.c (rank_for_schedule): Introduced flags to
15623 enable/disable individual scheduling heuristics.
15624 * common.opt: Introduced flags to enable/disable individual
15625 heuristics in the scheduler.
15626 * doc/invoke.texi: Introduced flags to enable/disable individual
15627 heuristics in the scheduler.
15629 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
15631 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
15632 config/i386/mingw-tls.c.
15633 * config/i386/mingw-tls.c: Removed.
15635 2009-07-13 Ira Rosen <irar@il.ibm.com>
15637 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
15638 checks access only relevant statements.
15639 (vectorizable_reduction): Likewise.
15641 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
15643 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
15644 just for 32-bit case.
15646 2009-07-12 Jan Hubicka <jh@suse.cz>
15648 PR tree-optimization/40585
15649 * except.c (expand_resx_expr): When there already is resume
15650 instruction, produce linked list.
15651 (build_post_landing_pads): Assert that resume is empty.
15652 (connect_post_landing_pads): Handle resume lists.
15653 (dump_eh_tree): Dump resume list.
15655 2009-07-12 Ira Rosen <irar@il.ibm.com>
15657 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
15658 with additional argument.
15659 * tree-vectorizer.h (enum vect_def_type): Add
15660 vect_double_reduction_def.
15661 (vect_is_simple_reduction): Add argument.
15662 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
15664 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
15665 vect_is_simple_reduction with additional argument.
15666 (vect_analyze_loop_operations): Handle exit phi nodes in case of
15668 (reduction_code_for_scalar_code): Handle additional codes by
15669 returning ERROR_MARK for them. Fix comment and indentation.
15670 (vect_is_simple_reduction): Fix comment, add argument to specify
15671 double reduction. Detect double reduction.
15672 (get_initial_def_for_induction): Fix indentation.
15673 (get_initial_def_for_reduction): Fix comment and indentation.
15674 Handle double reduction. Create initial definitions that do not
15675 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
15676 (vect_create_epilog_for_reduction): Fix comment, add argument to
15677 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
15678 epilogue result extraction. Create double reduction phi node and
15679 replace relevant uses.
15680 (vectorizable_reduction): Call vect_is_simple_reduction with
15681 additional argument. Fix indentation. Update epilogue code treatment
15682 according to the changes in reduction_code_for_scalar_code. Check
15683 for double reduction. Call vect_create_epilog_for_reduction with
15684 additional argument.
15685 * tree-vect-stmts.c (process_use): Handle double reduction, update
15687 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
15688 (vect_get_vec_def_for_operand): Likewise.
15690 2009-07-12 Danny Smith <dansmister@gmail.com>
15692 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
15693 dllexport if !TREE_PUBLIC.
15694 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
15696 2009-07-11 Anatoly Sokolov <aesok@post.ru>
15698 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
15699 (avr_extra_arch_macro) Remove declatation.
15700 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
15701 (avr_extra_arch_macro) Declare as static.
15702 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
15704 2009-07-11 Jan Hubicka <jh@suse.cz>
15706 PR middle-end/48388
15707 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
15709 2009-07-11 Jakub Jelinek <jakub@redhat.com>
15712 * dwarf2out.c (dw_fde_struct): Add in_std_section and
15713 cold_in_std_section bits.
15714 (dwarf2out_begin_prologue): Initialize them.
15715 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
15716 if already covered by text_section or cold_text_section range.
15718 PR rtl-optimization/40667
15719 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
15720 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
15721 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
15722 * config/i386/i386.c (ix86_minimum_alignment): New function.
15723 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
15724 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
15725 * emit-rtl.c (gen_reg_rtx): Likewise.
15726 * function.c (assign_parms): Likewise. If nominal_type needs
15727 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
15728 rather than passed_type's alignment.
15731 * function.c (assign_parm_setup_stack): Adjust
15732 MEM_OFFSET (data->stack_parm) if promoted_mode is different
15733 from nominal_mode on big endian.
15735 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
15737 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
15739 2009-07-10 DJ Delorie <dj@redhat.com>
15741 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
15743 2009-07-10 Mark Mitchell <mark@codesourcery.com>
15745 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
15747 (thumb2_cbnz): Likewise.
15749 2009-07-10 David Daney <ddaney@caviumnetworks.com>
15752 * config.gcc (supported_defaults): Add synci.
15753 (with_synci): Add validation.
15754 (all_defaults): Add synci.
15755 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
15758 * config/mips/mips.opt (msynci): New option.
15759 * config/mips/mips.c (mips_override_options): Warn on use of
15760 -msynci for targets that do now support it.
15761 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
15763 * gcc/doc/invoke.texi (-msynci): Document the new option.
15764 * doc/install.texi (--with-synci): Document the new option.
15766 2009-07-10 Richard Guenther <rguenther@suse.de>
15768 PR tree-optimization/40496
15769 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
15770 the PHI result with a compatible type.
15772 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
15776 * c.opt (Wunused-result): New.
15777 * doc/invoke.texi: Document it.
15778 * c-common.c (c_warn_unused_result): Use it.
15780 2009-07-09 DJ Delorie <dj@redhat.com>
15782 * targhooks.c (default_target_can_inline_p): Rename from
15783 default_target_option_can_inline_p.
15784 * targhooks.h (default_target_can_inline_p): Likewise.
15785 * target-def.h (TARGET_CAN_INLINE_P): Rename from
15786 TARGET_OPTION_CAN_INLINE_P.
15787 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
15788 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
15789 (mep_target_can_inline_p): Rename from
15790 mep_target_option_can_inline_p.
15793 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
15794 registers used to pass vectors.
15796 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
15798 2009-07-09 Tom Tromey <tromey@redhat.com>
15800 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
15801 * config/mmix/mmix.c: Include dwarf2.h.
15802 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
15803 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
15804 * config/sh/sh.c: Include dwarf2.h.
15805 * config/i386/i386.c: Include dwarf2.h.
15806 * Makefile.in (DWARF2_H): Remove 'elf'.
15807 * except.c: Include dwarf2.h.
15808 * unwind-dw2.c: Include dwarf2.h.
15809 * dwarf2out.c: Include dwarf2.h.
15810 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
15811 * unwind-dw2-fde.c: Include dwarf2.h.
15812 * dwarf2asm.c: Include dwarf2.h.
15814 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
15816 * haifa-sched.c (insn_finishes_cycle_p): New static function.
15817 (max_issue): Use it.
15818 * sched-int.h (struct sched_info: insn_finishes_block_p): New
15820 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
15821 (region_sched_info): Update.
15822 * sched-ebb.c (ebb_sched_info): Update.
15823 * modulo-sched.c (sms_sched_info): Update.
15824 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
15826 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
15828 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
15830 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
15832 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
15834 2009-07-09 Jakub Jelinek <jakub@redhat.com>
15836 PR middle-end/40692
15837 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
15838 arg1 with arg01 if arg1 is already INTEGER_CST.
15840 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
15842 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
15843 Transform (and (truncate)) into (truncate (and)).
15845 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
15847 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
15848 creating LHS paradoxical subregs. Fix surrounding returns to
15849 use NULL_RTX rather than 0.
15851 2009-07-08 DJ Delorie <dj@redhat.com>
15853 * config/mep/mep.c (mep_option_can_inline_p): New.
15854 (TARGET_OPTION_CAN_INLINE_P): Define.
15856 2009-07-08 Mark Wielaard <mjw@redhat.com>
15859 * dwarf2out.c (add_data_member_location_attribute): When we have
15860 only a constant offset don't emit a new location description using
15861 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
15864 2009-07-08 Richard Henderson <rth@redhat.com>
15867 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
15868 (enum reg_class): Add CLOBBERED_REGS.
15869 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
15870 * config/i386/i386.c (ix86_conditional_register_usage): Moved
15871 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
15872 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
15873 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
15874 force 64-bit sibcalls into R11.
15875 * config/i386/constraints.md (U): New constraint.
15876 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
15877 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
15878 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
15880 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
15882 * basic-block.h (dump_regset, debug_regset): Remove duplicate
15884 * c-objc-common.h (c_initialize_diagnostics): Ditto.
15885 * ebitmap.h (dump_ebitmap): Ditto.
15886 * optabs.h (optab_libfunc): Ditto.
15887 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
15888 * tree-flow.h (vect_can_force_dr_alignment_p,
15889 get_vectype_for_scalar_type): Ditto.
15890 (vectorize_loops): Move prototype to ...
15891 * tree-vectorizer.h: ... here. Also, adjust comment.
15892 (vect_set_verbosity_level): Remove duplicate prototype.
15893 * tree-ssa-loop.c: Include tree-vectorizer.h.
15894 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
15896 2009-07-08 Nick Clifton <nickc@redhat.com>
15898 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
15901 2009-07-08 DJ Delorie <dj@redhat.com>
15903 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
15904 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
15905 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
15907 * config/mep/intrinsics.md: Regenerated.
15908 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
15909 registers when asm() or calls are detected.
15911 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
15914 * gimplify.c (gimplify_expr): Propagate no_warning flag when
15916 * gimple (gimple_build_call_from_tree): Likewise.
15917 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
15918 no_warning flag before warning.
15920 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
15922 * tree.c (set_expr_locus): Remove.
15923 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
15924 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
15926 * gimplify.c (internal_get_tmp_var): Likewise.
15927 (gimplify_call_expr): Likewise.
15928 (gimplify_one_sizepos): Likewise.
15930 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
15933 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
15934 to variables for debugging purposes.
15936 2009-06-23 Mark Loeser <mark@halcy0n.com>
15939 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
15941 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
15943 * pretty-print.c (pp_base_format): Remove %J.
15944 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
15945 gcc_cxxdiag_char_table): Likewise.
15946 (init_dynamic_diag_info): Likewise.
15948 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
15950 * pretty-print.c (pp_base_format): Remove %H.
15951 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
15952 gcc_cxxdiag_char_table): Likewise.
15953 (init_dynamic_diag_info): Likewise.
15954 * config/mep/mep.c (mep_select_section): Likewise.
15956 2009-07-07 Duncan Sands <baldrick@free.fr>
15958 * final.c (pass_clean_state): Give the pass a name.
15959 * passes.c (pass_rest_of_compilation): Likewise.
15960 * tree-optimize.c (pass_all_optimizations): Likewise.
15962 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
15964 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
15965 an extra 'decl' for error_at.
15967 2009-07-07 Jakub Jelinek <jakub@redhat.com>
15969 PR middle-end/40669
15970 * tree-tailcall.c (adjust_return_value_with_ops,
15971 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
15972 if it has complex or vector type.
15974 2009-07-07 Olivier Hainque <hainque@adacore.com>
15976 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
15979 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
15981 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
15983 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
15985 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
15986 * c-decl.c: Likewise.
15987 * function.c: Likewise.
15988 * varasm.c: Likewise.
15989 * tree-ssa.c: Likewise.
15990 * c-common.c: Likewise.
15991 * tree-cfg.c: Likewise.
15992 * config/spu/spu.c: Likewise.
15993 * config/ia64/ia64.c: Likewise.
15994 * config/v850/v850.c: Likewise.
15996 2009-07-06 DJ Delorie <dj@redhat.com>
15998 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
15999 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
16000 unspecified accesses to control registers.
16001 * config/mep/intrinsics.md: Regenerate.
16002 * config/mep/intrinsics.h: Regenerate.
16003 * config/mep/mep-intrin.h: Regenerate.
16005 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
16007 * c-lex.c: Replace %H by an explicit location. Update all calls.
16008 * c-common.c: Likewise.
16009 * c-decl.c: Likewise.
16010 * c-typeck.c: Likewise.
16011 * fold-const.c: Likewise.
16012 * gimplify.c: Likewise.
16013 * stmt.c: Likewise.
16014 * tree-cfg.c: Likewise.
16015 * tree-ssa-loop-niter.c: Likewise.
16016 * tree-vrp.c: Likewise.
16017 * value-prof.c: Likewise.
16019 2009-07-06 Diego Novillo <dnovillo@google.com>
16021 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
16022 if it has one. Handle cases where VAR does not have an
16023 annotation or cfun is NULL.
16025 2009-07-06 Diego Novillo <dnovillo@google.com>
16027 * tree.c: Include debug.h.
16028 (initialize_tree_contains_struct): New.
16029 (init_ttree): Call it.
16030 (tree_node_structure_for_code): Factor out of ...
16031 (tree_node_structure): ... here.
16032 * treestruct.def (TS_PHI_NODE): Remove.
16033 (TS_GIMPLE_STATEMENT): Remove.
16035 2009-07-06 Diego Novillo <dnovillo@google.com>
16037 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
16038 (debug_tree_chain): Handle cycles.
16040 2009-07-06 Nick Clifton <nickc@redhat.com>
16041 DJ Delorie <dj@redhat.com>
16043 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
16044 __FMOVD_ENABLED__ is defined.
16046 (TARGET_FMOVD): Provide a default definition.
16047 (MASK_FMOVD): Likewise.
16048 (TARGET_CPU_CPP_BUILTINS): Define
16049 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
16050 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
16051 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
16052 (split for DF load from memory into register): Also handle
16053 MEMs which consist of REG+DISP addressing.
16054 (split for DF store from register to memory): Likewise.
16055 (movsf_ie): Always use single fp_mode.
16056 * config/sh/sh.c (sh_override_options): Do not automatically
16057 enable TARGET_MOVD for the SH2A when supporting doubles - leave
16058 that to the -mfmovd command line switch.
16059 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
16060 (fldi_ok): Always allow.
16061 * config/sh/sh.opt (mfmovd): Remove this switch.
16062 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
16064 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
16065 Kaz Kojima <kkojima@gcc.gnu.org>
16067 PR rtl-optimization/30807
16068 * postreload.c (reload_combine): For every new use of REG_SUM,
16069 record the use of BASE.
16071 2009-07-06 Jan Hubicka <jh@suse.cz>
16073 * params.def: Revert my accidental commit at 2009-06-30.
16075 2009-07-04 Ian Lance Taylor <iant@google.com>
16078 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
16080 (mingw_format_attribute_overrides): Likewise.
16082 2009-07-04 Jakub Jelinek <jakub@redhat.com>
16085 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
16086 don't check cfa.reg. Instead of cfa.indirect use
16087 fde && fde->drap_reg != INVALID_REGNUM test.
16089 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
16091 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
16093 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
16096 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
16098 2009-07-03 Richard Guenther <rguenther@suse.de>
16100 PR tree-optimization/40640
16101 * tree-switch-conversion.c (build_arrays): Perform arithmetic
16104 2009-07-03 Jan Hubicka <jh@suse.cz>
16106 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
16107 for size, reduce amount of inlining.
16109 2009-07-03 Richard Guenther <rguenther@suse.de>
16111 PR middle-end/34163
16112 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
16113 if t +- x is known to not overflow and the conversion widens the
16115 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
16117 2009-07-03 Jan Hubicka <jh@suse.cz>
16119 * ipa-pure-const.c (analyze): Update loop optimizer init.
16120 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
16121 try_remove_empty_loop, remove_empty_loops): Remove.
16122 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
16123 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
16124 to mark regular loops as neccesary.
16125 (degenerate_phi_p): New function.
16126 (propagate_necessity, remove_dead_phis): Use it.
16127 (forward_edge_to_pdom): Likewise.
16128 (eliminate_unnecessary_stmts): Take care to remove uses of results of
16129 virtual PHI nodes that became unreachable.
16130 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
16131 * tree-flow.h (remove_empty_loops): Remove.
16132 * passes.c (init_optimization_passes): Remove.
16134 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
16136 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
16137 can_create_pseudo_p.
16138 (*fix_trunc<mode>_i387_1): Ditto.
16139 (*floathi<mode>2_1): Ditto.
16140 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
16141 (*fistdi2_1): Ditto.
16142 (*fist<mode>2_1): Ditto.
16143 (frndintxf2_floor): Ditto.
16144 (*fist<mode>2_floor_1): Ditto.
16145 (frndintxf2_ceil): Ditto.
16146 (*fist<mode>2_ceil_1): Ditto.
16147 (frndintxf2_trunc): Ditto.
16148 (frndintxf2_mask_pm): Ditto.
16149 (fxam<mode>2_i387_with_temp): Ditto.
16150 * config/i386/sse.md (mulv16qi3): Ditto.
16151 (*sse2_mulv4si3): Ditto.
16153 (sse4_2_pcmpestr): Ditto.
16154 (sse4_2_pcmpistr): Ditto.
16156 2009-07-03 Jan Hubicka <jh@suse.cz>
16158 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
16159 (mark_stmt_necessary): Set it.
16160 (mark_operand_necessary): Set it.
16161 (mark_control_dependent_edges_necessary): Set it.
16162 (mark_virtual_phi_result_for_renaming): New function.
16163 (get_live_post_dom): New function.
16164 (forward_edge_to_pdom): New function.
16165 (remove_dead_stmt): Fix handling of control dependences.
16166 (tree_dce_init): Init new bitmap.
16167 (tree_dce_done): Free it.
16169 2009-07-02 Richard Guenther <rguenther@suse.de>
16172 * tree-ssa-structalias.c (new_var_info): Initialize
16175 2009-07-02 Jan Hubicka <jh@suse.cz>
16177 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
16180 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
16182 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
16183 instead of recomputing it. Adjust calls.
16184 (emit_store_flag): Adjust recursive calls.
16186 2009-07-02 Richard Guenther <rguenther@suse.de>
16188 * tree-ssa-live.c (remove_unused_locals): Do not remove
16190 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
16191 of DECL_EXTERNAL for HEAP variables.
16192 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
16193 HEAP variables. Do not adjust RESTRICT vars.
16194 (find_what_var_points_to): Nobody cares if something
16195 points to READONLY.
16197 2009-07-02 Ben Elliston <bje@au.ibm.com>
16199 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
16200 pc_low and pc_high declarations to the top of the function.
16202 2009-07-01 DJ Delorie <dj@redhat.com>
16204 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
16205 registers as fixed.
16206 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
16207 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
16208 unspecified accesses to control registers.
16209 * config/mep/intrinsics.md: Regenerate.
16210 * config/mep/intrinsics.h: Regenerate.
16211 * config/mep/mep-intrin.h: Regenerate.
16213 2009-07-01 Anthony Green <green@moxielogic.com>
16215 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
16216 instruction when possible.
16217 (moxie_expand_prologue): Ditto. Also, save an instruction and
16218 some complexity by popping off of $r12 instead of $sp.
16219 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
16222 2009-07-01 Richard Henderson <rth@redhat.com>
16225 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
16226 contained no insns, reposition note before last insn.
16228 2009-07-01 Richard Henderson <rth@redhat.com>
16231 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
16232 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
16234 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
16237 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
16238 darwin9 for printing reg addresses with %y.
16240 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
16242 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
16243 truncation from operands in binary operations.
16245 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
16248 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
16249 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
16250 subreg of op0 to the original op0.
16252 * expmed.c (store_bit_field_1): Use a temporary as the destination
16253 instead of a paradoxical subreg when we need to truncate the result.
16255 2009-07-01 DJ Delorie <dj@redhat.com>
16257 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
16258 names to VLIW variants.
16259 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
16260 * config/mep/intrinsics.md: Regenerate.
16261 * config/mep/intrinsics.h: Regenerate.
16262 * config/mep/mep-intrin.h: Regenerate.
16264 2009-07-01 Jakub Jelinek <jakub@redhat.com>
16267 * jump.c (returnjump_p): Revert last patch.
16268 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
16270 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16273 * pa.md (casesi32p): Use jump table label to determine the offset
16275 (casesi64p): Likewise.
16277 * pa.c (forward_branch_p): Return bool type. Use instruction
16278 addresses when available. Assert that INSN has a jump label.
16279 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
16282 2009-07-01 Richard Guenther <rguenther@suse.de>
16284 PR tree-optimization/19831
16285 * tree-ssa-dce.c (propagate_necessity): Calls to functions
16286 that only act as barriers do not make any previous stores necessary.
16287 * tree-ssa-structalias.c (handle_lhs_call): Delay making
16288 HEAP variables global, do not add a constraint from nonlocal.
16289 (find_func_aliases): Handle escapes through return statements.
16290 (compute_points_to_sets): Make escaped HEAP variables global.
16292 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
16295 * expmed.c (emit_store_flag): Perform a conversion if necessary,
16296 after reducing a DImode cstore to SImode.
16298 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
16300 * expr.c (expand_expr_real_1): Reinstate fallthrough to
16301 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
16303 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
16305 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
16306 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
16308 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
16309 and umod_optab if TARGET_BSD_DIVMOD.
16310 * config/vax/lib1funcs.asm: New file.
16311 * config/vax/t-linux: New file.
16312 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
16314 2009-06-30 Jakub Jelinek <jakub@redhat.com>
16317 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
16318 to type arguments that have void type.
16321 * dwarf2out.c (gen_formal_parameter_die): Call
16322 equate_decl_number_to_die if node is different from origin.
16324 2009-06-30 Anthony Green <green@moxielogic.com>
16326 Clean up moxie port for --enable-build-with-cxx.
16327 * config/moxie/moxie.c (moxie_function_value): First two
16328 parameters are const_tree, not tree.
16329 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
16330 (REG_CLASS_NAMES): Ditto.
16331 (REGNO_REG_CLASS): Ditto.
16332 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
16333 (moxie_function_value): Fix constyness of arguments.
16335 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
16337 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
16338 finalize_size_functions before further processing.
16339 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
16340 (variable_size): Call self_referential_size on size expressions
16341 that contain a PLACEHOLDER_EXPR.
16342 (size_functions): New static variable.
16343 (copy_self_referential_tree_r): New static function.
16344 (self_referential_size): Likewise.
16345 (finalize_size_functions): New global function.
16346 * tree.c: Include tree-inline.h.
16347 (push_without_duplicates): New static function.
16348 (find_placeholder_in_expr): New global function.
16349 (substitute_in_expr) <tcc_declaration>: Return the replacement object
16351 <tcc_expression>: Likewise.
16352 <tcc_vl_exp>: If the replacement object is a constant, try to inline
16353 the call in the expression.
16354 * tree.h (finalize_size_functions): Declare.
16355 (find_placeholder_in_expr): Likewise.
16356 (FIND_PLACEHOLDER_IN_EXPR): New macro.
16357 (substitute_placeholder_in_expr): Update comment.
16358 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
16360 (copy_tree_body_r): Likewise.
16361 (copy_tree_body): New static function.
16362 (maybe_inline_call_in_expr): New global function.
16363 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
16364 (maybe_inline_call_in_expr): Declare.
16365 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
16366 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
16369 2009-06-30 Richard Guenther <rguenther@suse.de>
16371 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
16373 (propagate_necessity): Do not mark reaching defs of stores
16376 2009-06-30 Jan Hubicka <jh@suse.cz>
16378 * cfgloopanal.c (check_irred): Move into ...
16379 (mark_irreducible_loops): ... here; return true if ireducible
16381 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
16382 (analyze_function): Try to prove loop finiteness.
16383 * cfgloop.h (mark_irreducible_loops): Update prototype.
16384 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
16386 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
16388 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
16390 2009-06-30 Ira Rosen <irar@il.ibm.com>
16392 PR tree-optimization/40542
16393 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
16396 2009-06-30 Martin Jambor <mjambor@suse.cz>
16398 PR tree-optimization/40582
16399 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
16400 than useless_type_conversion_p.
16401 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
16404 2009-06-30 Martin Jambor <mjambor@suse.cz>
16406 PR middle-end/40554
16407 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
16409 2009-06-30 Richard Guenther <rguenther@suse.de>
16411 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
16412 use ao_ref references.
16413 (walk_aliased_vdefs): Likewise.
16414 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
16415 * tree-ssa-dce.c (struct ref_data): Remove.
16416 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
16417 (mark_aliased_reaching_defs_necessary): Adjust.
16418 (mark_all_reaching_defs_necessary_1): Likewise.
16420 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
16423 * expmed.c (emit_cstore): New name of emit_store_flag_1.
16424 (emit_store_flag_1): Extract from emit_store_flag, adjust
16425 calls to (what now is) emit_cstore.
16426 (emit_store_flag): Call emit_store_flag_1 and also use it
16427 for what used to be recursive calls.
16429 2009-06-30 Wei Guozhi <carrot@google.com>
16432 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
16433 if the target bb post dominates from bb.
16434 * config/i386/i386.c (memory_address_length): Check existence of base
16435 register before using it.
16437 2009-06-30 Nick Clifton <nickc@redhat.com>
16438 DJ Delorie <dj@redhat.com>
16440 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
16441 __FMOVD_ENABLED__ is defined.
16443 (TARGET_FMOVD): Provide a default definition.
16444 (MASK_FMOVD): Likewise.
16445 (TARGET_CPU_CPP_BUILTINS): Define
16446 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
16447 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
16448 two fmov instructions depending upon whether TARGET_FMOVD is
16450 (split for DF load from memory into register): Also handle
16451 MEMs which consist of REG+DISP addressing.
16452 (split for DF store from register to memory): Likewise.
16453 * config/sh/sh.opt (mfmovd): Remove this switch.
16454 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
16455 * config/sh/sh.c (sh_override_options): Do not automatically
16456 enable TARGET_MOVD for the SH2A when supporting doubles - leave
16457 that to the -mfmovd command line switch.
16459 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
16461 (fldi_ok): Always allow.
16462 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
16464 2009-06-29 DJ Delorie <dj@redhat.com>
16466 * doc/install.texi (mep-x-elf): Correct chip's full name.
16468 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
16470 * doc/extend.texi: Fix typo.
16472 2009-06-29 Tom Tromey <tromey@redhat.com>
16474 * dwarf2.h: Remove.
16475 * Makefile.in (DWARF2_H): New variable.
16476 (except.o): Use it.
16477 (dwarf2out.o): Likewise.
16478 (dwarf2asm.o): Likewise.
16479 * config/i386/t-i386: Use DWARF2_H.
16480 * except.c: Include elf/dwarf2.h.
16481 * unwind-dw2.c: Include elf/dwarf2.h.
16482 * dwarf2out.c: Include elf/dwarf2.h.
16483 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
16484 <dtprel>: New field.
16485 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
16486 (size_of_loc_descr): Likewise.
16487 (output_loc_operands_raw): Likewise.
16488 (output_loc_operands): Handle new dtprel field.
16489 (loc_checksum): Update.
16490 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
16491 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
16492 * unwind-dw2-fde.c: Include elf/dwarf2.h.
16493 * dwarf2asm.c: Include elf/dwarf2.h.
16494 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
16495 * config/mmix/mmix.c: Include elf/dwarf2.h.
16496 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
16497 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
16498 * config/sh/sh.c: Include elf/dwarf2.h.
16499 * config/i386/i386.c: Include elf/dwarf2.h.
16501 2009-06-29 DJ Delorie <dj@redhat.com>
16503 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
16505 * doc/extend.texi: Add MeP attributes and pragmas.
16506 * doc/invoke.text: Add MeP Options.
16507 * doc/contrib.texi: Add MeP contribution.
16508 * doc/md.texi: Add MeP constraints.
16509 * doc/install.texi: Add MeP target.
16511 2009-06-30 Anatoly Sokolov <aesok@post.ru>
16513 * target.h (struct gcc_target): Add frame_pointer_required field.
16514 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
16515 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
16516 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
16518 * reload1.c (update_eliminables): (Ditto.).
16519 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
16520 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
16521 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
16523 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
16525 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
16526 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
16527 (arm_frame_pointer_required): New function.
16529 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
16530 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16531 (avr_frame_pointer_required_p): Declare as static.
16532 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
16534 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
16535 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
16536 (bfin_frame_pointer_required): Make as static, change return type
16538 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
16540 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
16541 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16542 (cris_frame_pointer_required): New function.
16544 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
16546 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
16547 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16548 (fr30_frame_pointer_required): New function.
16550 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
16551 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
16552 (frv_frame_pointer_required): Make as static, change return type
16554 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
16556 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
16557 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16558 (ix86_frame_pointer_required): Make as static, change return type to
16560 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
16562 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
16563 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16565 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
16567 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
16569 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
16571 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
16572 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16573 (mips_frame_pointer_required): Make as static.
16574 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
16576 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
16577 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16578 (mmix_frame_pointer_required): Mew function.
16580 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
16581 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16583 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
16585 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
16587 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
16589 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
16590 (CAN_ELIMINATE): Redefine.
16591 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16592 (sparc_frame_pointer_required): New function.
16593 (sparc_can_eliminate): New function.
16594 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
16596 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
16597 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
16599 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
16600 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
16601 (xtensa_frame_pointer_required): Make as static, change return type
16603 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
16606 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
16608 * doc/plugins.texi: Document PLUGIN_START_UNIT.
16609 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
16610 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
16611 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
16612 (register_callback): Handle PLUGIN_START_UNIT.
16613 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
16615 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
16617 * tree.c (process_call_operands): Propagate TREE_READONLY from the
16619 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
16620 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
16622 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
16624 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
16627 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
16629 * doc/extend.texi (Additional Floating Types): __float128 is also
16630 supported on i386 targets.
16632 2009-06-29 Richard Guenther <rguenther@suse.de>
16634 PR middle-end/14187
16635 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
16637 (pt_solutions_same_restrict_base): Declare.
16638 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
16640 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
16641 (make_constraint_from, make_copy_constraint): Move earlier.
16642 (make_constraint_from_heapvar): New function.
16643 (make_constraint_from_restrict): Likewise.
16644 (handle_lhs_call): Use it.
16645 (find_func_aliases): Use it to track conversions to restrict
16646 qualified pointers.
16647 (struct fieldoff): Add only_restrict_pointers flag.
16648 (push_fields_onto_fieldstack): Initialize it.
16649 (create_variable_info_for): Track global restrict qualified pointers.
16650 (intra_create_variable_infos): Use make_constraint_from_heapvar.
16651 Track restrict qualified pointer arguments.
16652 (set_uids_in_ptset): Use varinfo is_global_var flag.
16653 (find_what_var_points_to): Set the vars_contains_restrict flag.
16654 Always create the points-to solution for sets including restrict tags.
16655 (pt_solutions_same_restrict_base): New function.
16656 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
16657 qualified pointers use pt_solutions_same_restrict_base as
16658 additional source for disambiguation.
16660 2009-06-29 Richard Guenther <rguenther@suse.de>
16662 PR middle-end/38212
16663 * alias.c (find_base_decl): Remove.
16664 (get_deref_alias_set_1): Remove restrict handling.
16665 * c-common.c (c_apply_type_quals_to_decl): Do not set
16666 DECL_POINTER_ALIAS_SET.
16667 * gimplify.c (find_single_pointer_decl_1): Remove.
16668 (find_single_pointer_decl): Likewise.
16669 (internal_get_tmp_var): Remove restrict handling.
16670 (gimple_regimplify_operands): Likewise.
16671 * omp-low.c (expand_omp_atomic_pipeline): Do not set
16672 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
16673 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
16674 * tree.c (restrict_base_for_decl): Remove.
16675 (init_ttree): Do not allocate it.
16676 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
16677 LABEL_DECL_UID for label decls.
16678 (copy_node_stat): Do not copy restrict information.
16679 (decl_restrict_base_lookup): Remove.
16680 (decl_restrict_base_insert): Likewise.
16681 (print_restrict_base_statistics): Likewise.
16682 (dump_tree_statistics): Do not call print_restrict_base_statistics.
16683 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
16684 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
16685 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
16686 (LABEL_DECL_UID): Adjust.
16687 (DECL_BASED_ON_RESTRICT_P): Remove.
16688 (DECL_GET_RESTRICT_BASE): Likewise.
16689 (SET_DECL_RESTRICT_BASE): Likewise.
16690 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
16692 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
16693 instead of DECL_POINTER_ALIAS_SET.
16694 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
16695 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
16696 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
16698 2009-06-29 Richard Guenther <rguenther@suse.de>
16700 PR tree-optimization/40579
16701 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
16702 the IL to simplify has constants that overflowed.
16704 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
16706 PR tree-optimization/40550
16707 * tree-vect-generic.c (expand_vector_operations_1): Compute in
16708 vector_compute_type only when the size of vector_compute_type is
16709 less than the size of type.
16711 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
16713 * fold-const.c (contains_label_1): Fix comments.
16714 (contains_label_p): Do not walk trees multiple time.
16716 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
16718 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
16719 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
16720 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
16721 ix86_fp_comparison_operator.
16722 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
16723 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
16724 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
16725 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
16726 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
16727 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
16728 (related splits): Change predicate to ix86_fp_comparison_operator.
16729 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
16730 instead of ix86_fp_comparison_codes.
16731 (ix86_trivial_fp_comparison_operator,
16732 ix86_fp_comparison_operator): New.
16733 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
16734 (ix86_expand_compare): Eliminate last two parameters.
16735 (ix86_fp_jump_nontrivial_p): Kill.
16736 * config/i386/i386.c (put_condition_code): Eliminate call to
16737 ix86_fp_comparison_codes and subsequent assertion.
16738 (ix86_fp_comparison_codes): Eliminate.
16739 (ix86_fp_swap_condition): New.
16740 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
16741 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
16742 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
16743 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
16744 and ix86_fp_swap_condition.
16745 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
16746 Use ix86_fp_comparison_strategy.
16747 (ix86_expand_compare): Likewise. Eliminate last two arguments.
16748 (ix86_fp_jump_nontrivial_p): Eliminate.
16749 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
16750 call to ix86_expand_compare.
16751 (ix86_split_fp_branch, ix86_expand_setcc,
16752 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
16753 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
16755 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
16757 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
16758 related to jump_clobbers.
16759 * config/arm/arm.md (conds): Remove jump_clob case.
16760 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
16761 splits): Change comparison_operator to arm_comparison_operator.
16762 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
16765 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
16767 * dojump.c (do_compare_rtx_and_jump): Try swapping the
16768 condition for floating point modes.
16769 * expmed.c (emit_store_flag_1): Move here a bigger part
16770 of emit_store_flag.
16771 (emit_store_flag): Try swapping the condition for floating point
16773 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
16775 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
16777 * expr.c (expand_expr_real_1): Just use do_store_flag.
16778 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
16779 emit_store_flag_force.
16780 * expmed.c (emit_store_flag_force): Copy here trick
16781 previously in expand_expr_real_1. Try reversing the comparison.
16782 (emit_store_flag_1): Work if target is NULL.
16783 (emit_store_flag): Work if target is NULL, using the result mode
16784 from the comparison. Use split_comparison, restructure final part
16785 to simplify conditionals.
16787 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
16789 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
16790 * dojump.c (do_jump): Change handling of floating-point
16791 ops to use just do_compare_and_jump.
16792 (split_comparison): New.
16793 (do_compare_rtx_and_jump): Add here logic coming previously
16794 in do_jump, using split_comparison.
16796 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
16799 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
16801 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
16803 * tree-ssa-alias.c: Fix unintentional commit.
16805 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
16807 * passes.c (execute_one_pass): Fix unintentional commit.
16809 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
16811 * df-problems.c (df_set_seen, df_unset_seen): Delete.
16812 (df_rd_local_compute, df_md_local_compute): Inline them.
16814 (df_md_scratch): New.
16815 (df_md_alloc, df_md_free): Allocate/free it.
16816 (df_md_local_compute): Only include live registers in init.
16817 (df_md_transfer_function): Prune the in-set computed by
16818 the confluence function, and the gen-set too.
16820 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
16822 PR rtl-optimization/26854
16823 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
16824 * df-problems.c (df_rd_add_problem): Fix comment.
16825 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
16826 df_md_simulate_artificial_defs_at_top,
16827 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
16828 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
16829 df_md_transfer_function, df_md_init, df_md_confluence_0,
16830 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
16831 problem_MD, df_md_add_problem): New.
16832 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
16833 df_md_get_bb_info): New.
16834 (DF_LAST_PROBLEM_PLUS1): Adjust.
16836 * Makefile.in (fwprop.o): Include domwalk.h.
16837 * fwprop.c: Include domwalk.h.
16838 (reg_defs, reg_defs_stack): New.
16839 (bitmap_only_bit_between): Remove.
16840 (process_defs): New.
16841 (process_uses): Use reg_defs and local_md instead of
16842 bitmap_only_bit_between and local_rd.
16843 (single_def_use_enter_block): New, from build_single_def_use_links.
16844 (single_def_use_leave_block): New.
16845 (build_single_def_use_links): Remove code moved to
16846 single_def_use_enter_block, invoke domwalk.
16847 (use_killed_between): Adjust comment.
16849 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
16851 * bitmap.h (bitmap_ior_and_into): New.
16852 * bitmap.c (bitmap_ior_and_into): New.
16854 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
16856 * domwalk.h (struct dom_walk_data): Remove all callbacks except
16857 before_dom_children_before_stmts and after_dom_children_after_stmts.
16858 Rename the two remaining callbacks to just before_dom_children and
16859 after_dom_children. Remove other GIMPLE statement walking bits.
16860 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
16861 * graphite.c: Do not include domwalk.h.
16862 * tree-into-ssa.c (interesting_blocks): New global.
16863 (struct mark_def_sites_global_data): Remove it and names_to_rename.
16864 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
16865 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
16866 now that they're not domwalk callbacks.
16867 (rewrite_initialize_block): Rename to...
16868 (rewrite_enter_block): ... this, place after called functions. Test
16869 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
16870 (rewrite_finalize_block): Rename to...
16871 (rewrite_leave_block): ... this, place after called functions.
16872 (rewrite_update_init_block): Rename to...
16873 (rewrite_update_enter_block): ... this, place after called functions.
16874 Test interesting_blocks, call rewrite_update_stmt and
16875 rewrite_update_phi_arguments.
16876 (rewrite_update_fini_block): Rename to...
16877 (rewrite_leave_block): ... this, place after called functions.
16878 (rewrite_blocks): Remove last argument, simplify initialization of
16880 (mark_def_sites_initialize_block): Rename to...
16881 (mark_def_sites_block): ... this, call mark_def_sites.
16882 (mark_def_sites_blocks): Remove argument, simplify initialization of
16884 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
16885 (update_ssa): Likewise.
16886 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
16888 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
16889 (dom_opt_initialize_block): Rename to...
16890 (dom_opt_enter_block): ... this, place after called functions. Walk
16891 statements here, inline propagate_to_outgoing_edges.
16892 (dom_opt_finalize_block): Rename to...
16893 (dom_opt_leave_block): ... this, place after called functions.
16894 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
16896 (dse_enter_block, dse_record_phi): New.
16897 (dse_record_phis): Delete.
16898 (dse_finalize_block): Rename to...
16899 (dse_leave_block): ... this.
16900 (tree_ssa_dse): Simplify initialization of walk_data.
16901 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
16902 Adjust initialization of walk_data.
16903 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
16904 * tree-ssa-loop-phiopt.c (get_non_trapping):
16905 Adjust initialization of walk_data.
16906 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
16907 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
16908 it's not a domwalk callback.
16909 (uncprop_initialize_block): Rename to...
16910 (dse_enter_block): ... this, call uncprop_into_successor_phis.
16911 (dse_finalize_block): Rename to...
16912 (dse_leave_block): ... this.
16913 (tree_ssa_uncprop): Simplify initialization of walk_data.
16914 * Makefile.in: Adjust dependencies.
16916 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
16918 * arm.md (casesi): Fix test for Thumb1.
16919 (thumb1_casesi_internal_pic): Likewise.
16920 (thumb1_casesi_dispatch): Likewise.
16922 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
16924 * config/arm/arm-cores.def: Added core cortex-m0.
16925 * config/arm/arm-tune.md: Regenerated.
16926 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
16928 2009-06-26 DJ Delorie <dj@redhat.com>
16930 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
16932 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
16933 the scheduler doesn't tag jump insns.
16935 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
16937 * c-decl.c (merge_decls): Re-indent.
16939 2009-06-26 Janis Johnson <janis187@us.ibm.com>
16942 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
16943 Special-case decimal float constants.
16945 2009-06-26 Richard Henderson <rth@redhat.com>
16947 * function.h (struct function): Add cannot_be_copied_reason,
16948 and cannot_be_copied_set.
16949 * tree-inline.c (has_label_address_in_static_1): Rename from
16950 inline_forbidden_p_2; don't set inline_forbidden_reason here.
16951 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
16952 don't set inline_forbidden_reason.
16953 (copy_forbidden): New function, split out of inline_forbidden_p.
16954 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
16955 (inline_forbidden_p): Use copy_forbidden.
16956 (tree_versionable_function_p): Likewise.
16957 (inlinable_function_p): Merge into tree_inlinable_function_p.
16958 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
16959 * ipa-cp.c (ipcp_versionable_function_p): New function.
16960 (ipcp_cloning_candidate_p): Use it.
16961 (ipcp_node_modifiable_p): Likewise.
16963 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
16965 * builtins.c (expand_builtin_alloca): Handle builtin alloca
16966 that is marked not to be inlined. Remove flag_mudflap use.
16967 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
16968 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
16970 2009-06-26 Steve Ellcey <sje@cup.hp.com>
16973 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
16974 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
16976 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
16978 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
16980 (__mingwthr_remove_key_dtor): Likewise.
16982 2009-06-26 Richard Guenther <rguenther@suse.de>
16984 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
16986 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
16988 PR middle-end/40525
16989 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
16990 try the non-cond_exec path also.
16992 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16995 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
16996 (output_cbranch): Use new functions.
16997 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
17000 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
17001 Pat Haugen <pthaugen@us.ibm.com>
17002 Revital Eres <ERES@il.ibm.com>
17004 * config/rs6000/rs6000.c (print_operand): Correct lossage message
17005 for %c error. Add %x support to print VSX registers as a unified
17006 register set, instead of separate float and altivec registers.
17007 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
17008 %y case, and add support for VSX pre-modify addresses.
17009 (output_toc): Add assert for CONST containing an integer constant
17011 (rs6000_adjust_cost): Add POWER7 support.
17012 (insn_must_be_first_in_group): Ditto.
17013 (insn_must_be_last_in_group): Ditto.
17014 (rs6000_emit_popcount): Ditto.
17015 (rs6000_vector_mode_supported_p): Ditto.
17017 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
17018 Change some of the functions called by macros to being called
17019 through a pointer, so debug functions can be inserted if
17020 -mdebug=addr or -mdebug=cost.
17021 (rs6000_preferred_reload_class_ptr): Ditto.
17022 (rs6000_secondary_reload_class_ptr): Ditto.
17023 (rs6000_secondary_memory_needed_ptr): Ditto.
17024 (rs6000_cannot_change_mode_class_ptr): Ditto.
17025 (rs6000_secondary_reload_inner): Ditto.
17026 (rs6000_legitimize_reload_address): Ditto.
17027 (rs6000_legitimize_reload_address_ptr): Ditto.
17028 (rs6000_mode_dependent_address): Ditto.
17029 (rs6000_mode_dependent_address_ptr): Ditto.
17031 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
17032 function to return true if the mode allows reg + integer
17034 (virtual_stack_registers_memory_p): New function to return true if
17035 the address refers to a virtual stack register.
17036 (rs6000_legitimate_offset_address_p): Move code to say whether a
17037 mode supports reg+int addressing to reg_offset_addressing_ok_p and
17039 (rs6000_legitimate_address_p): Add checks for modes that only can
17040 do reg+reg addressing. Start adding VSX support.
17041 (rs6000_legitimize_reload_address): Ditto.
17042 (rs6000_legitimize_address): Ditto.
17043 (rs6000_debug_legitimate_address_p): New debug functions for
17044 -mdebug=addr and -mdebug=cost.
17045 (rs6000_debug_rtx_costs): Ditto.
17046 (rs6000_debug_address_costs): Ditto.
17047 (rs6000_debug_adjust_cost): Ditto.
17048 (rs6000_debug_legitimize_address): Ditto.
17049 (rs6000_legitimize_reload_address_ptr): Point to call normal
17050 function or debug function. Make functions called via pointer
17052 (rs6000_mode_dependent_address_ptr): Ditto.
17053 (rs6000_secondary_reload_class_ptr): Ditto.
17054 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
17055 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
17056 into a friendlier error.
17057 (rs6000_init_builtins): Add initial VSX support.
17058 (rs6000_adjust_cost): Fix some spacing issues.
17060 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
17061 (REG_CLASS_NAMES): Ditto.
17062 (REG_CLASS_CONTENTS): Ditto.
17063 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
17064 pointer, to add -mdebug=addr support.
17065 (CANNOT_CHANGE_MODE_CLASS): Ditto.
17066 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
17067 -mdebug=addr support.
17068 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
17069 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
17070 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
17072 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
17074 (bswapsi*): Set attribute types for load/store. Add combiner
17075 patterns to eliminate zero extend on 64-bit.
17076 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
17077 stdbrx if the hardware supports those instructions.
17079 2009-06-25 Ian Lance Taylor <iant@google.com>
17081 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
17082 (Link Options): Document -static-libstdc++.
17084 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
17087 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
17088 DATA_ALIGNMENT instead.
17090 2009-06-25 Richard Guenther <rguenther@suse.de>
17092 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
17093 indirect references against the callused/escaped solutions.
17094 (call_may_clobber_ref_p_1): Likewise.
17096 2009-06-25 Martin Jambor <mjambor@suse.cz>
17098 PR tree-optimization/40493
17099 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
17100 (enum unscalarized_data_handling): New type.
17101 (handle_unscalarized_data_in_subtree): Return what has been done.
17102 (load_assign_lhs_subreplacements): Handle left flushes differently.
17103 (sra_modify_assign): Use unscalarized_data_handling, simplified
17104 condition determining whether to remove the statement.
17106 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
17108 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
17109 excerpt - @ should be doubled for texinfo.
17111 2009-06-24 Ian Lance Taylor <iant@google.com>
17113 * config/arc/arc.c: Include "df.h".
17114 (arc_attribute_table): Make static. Move higher in file.
17115 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
17116 (output_shift): Initialize n later to avoid warning.
17117 * config/arm/arm.c (arm_attribute_table): Make static. Move
17119 * config/avr/avr.c (avr_attribute_table): Make static. Move
17121 (reg_class_tab): Change array type from int to enum reg_class.
17122 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
17124 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
17125 (lshrhi3_out): Likewise.
17126 (class_likely_spilled_p): Change return type to bool.
17127 (avr_rtx_costs): Use local code variable with enum type.
17128 * config/avr/avr.md (movmemhi): Use add_reg_note.
17129 (andhi3, andsi3): Don't use AS2 with "and".
17130 (iorhi3, iorsi3): Don't use AS2 with "or".
17131 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
17132 * config/crx/crx.c: Include "df.h".
17133 (crx_attribute_table): Make static.
17134 * config/m32r/m32r.c: Include "df.h".
17135 (m32r_attribute_table): Make static. Move higher in file.
17136 (pop): Use add_reg_note.
17137 (block_move_call): Change 0 to LCT_NORMAL in function call.
17138 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
17139 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
17140 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
17141 declare, not just when TREE_CODE is defined.
17142 * config/m68hc11/m68hc11.c: Include "expr.h".
17143 (m68hc11_attribute_table): Make static. Move higher in file.
17144 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
17146 (m68hc11_register_indirect_p): Likewise.
17147 (m68hc11_function_arg_padding): Change return type to enum
17149 (emit_move_after_reload): Use add_reg_note.
17150 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
17151 (m68hc11_split_logical): Likewise.
17152 (m68hc11_rtx_costs): Add local code_and outer_code variables with
17154 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
17155 to VOIDmode in function call.
17156 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
17158 (m68hc11_split_logical): Update declaration.
17159 (m68hc11_function_arg_padding): Update declaration.
17160 * config/mcore/mcore.c (regno_reg_class): Change form array of int
17161 to array of enum reg_class.
17162 (mcore_attribute_table): Make static. Move higher in file.
17163 (mcore_rtx_costs): Add cast to enum type.
17164 * config/mcore/mcore.h (regno_reg_class): Update declaration.
17165 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
17166 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
17168 * config/sh/predicates.md (trapping_target_operand): Rename and to
17170 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
17172 * config/spu/spu.c (spu_attribute_table): Make static. Move
17174 * config/v850/v850.c (v850_attribute_table): Make static. Move
17176 (v850_rtx_costs): Use local code with enum type.
17177 (expand_epilogue): Add cast.
17178 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
17180 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
17183 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
17184 -m2a-single-only and -m2a-nofpu.
17185 * config/sh/sh.opt: Document m2a generates FPU code.
17187 2009-06-24 Anatoly Sokolov <aesok@post.ru>
17189 * defaults.h (CAN_ELIMINATE): Provide default.
17190 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
17191 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
17192 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
17193 * config/spu/spu.h (CAN_ELIMINATE): Delete.
17194 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
17195 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
17196 * config/cris/cris.h (CAN_ELIMINATE): Delete.
17197 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
17198 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
17199 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
17201 2009-06-24 DJ Delorie <dj@redhat.com>
17203 * mep-ext-cop.cpu: Fix copyright notice.
17204 * mep-default: Fix copyright notice.
17205 * mep-core: Fix copyright notice.
17206 * mep: Fix copyright notice.
17207 * mep-ivc2: Fix copyright notice.
17208 * mep-c5: Fix copyright notice.
17210 2009-06-24 Denis Chertykov <chertykov@gmail.com>
17212 * doc/contrib.texi (Contributors):
17214 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
17216 PR middle-end/40501
17217 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
17218 src and dst operands if necessary.
17220 2009-06-23 DJ Delorie <dj@redhat.com>
17223 * config.gcc: Add mep support.
17224 * recog.c: Resurrect validate_replace_rtx_subexp().
17225 * recog.h: Likewise.
17226 * config/mep/: Add new port:
17227 * config/mep/constraints.md: New file.
17228 * config/mep/default.h: New file.
17229 * config/mep/intrinsics.h: New file.
17230 * config/mep/intrinsics.md: New file.
17231 * config/mep/ivc2-template.h: New file.
17232 * config/mep/mep-c5.cpu: New file.
17233 * config/mep/mep-core.cpu: New file.
17234 * config/mep/mep-default.cpu: New file.
17235 * config/mep/mep-ext-cop.cpu: New file.
17236 * config/mep/mep-intrin.h: New file.
17237 * config/mep/mep-ivc2.cpu: New file.
17238 * config/mep/mep-lib1.asm: New file.
17239 * config/mep/mep-lib2.c: New file.
17240 * config/mep/mep-pragma.c: New file.
17241 * config/mep/mep-protos.h: New file.
17242 * config/mep/mep-tramp.c: New file.
17243 * config/mep/mep.c: New file.
17244 * config/mep/mep.cpu: New file.
17245 * config/mep/mep.h: New file.
17246 * config/mep/mep.md: New file.
17247 * config/mep/mep.opt: New file.
17248 * config/mep/predicates.md: New file.
17249 * config/mep/t-mep: New file.
17251 2009-06-23 Ian Lance Taylor <iant@google.com>
17253 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
17254 from loose_warn into c_loose_warn and from strict_warn into
17255 c_strict_warn. Set and substitute warn_cxxflags. Check for
17256 --enable-build-with-cxx. Set and substitute
17257 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
17258 * Makefile.in (CXXFLAGS): New variable.
17259 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
17260 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
17261 the default is the same as $(STRICT_WARN).
17262 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
17263 (CXX): New variable.
17264 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
17265 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
17266 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
17267 (HOST_LIBS): New variable.
17268 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
17269 (ALL_CXXFLAGS): New variable.
17270 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
17271 * doc/install.texi (Configuration): Document
17272 --enable-build-with-cxx, --with-stage1-ldflags,
17273 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
17274 * configure: Rebuild.
17276 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17278 * config/arm/arm.c (arm_override_options): Fix braces and formatting
17279 from previous commit.
17281 2009-06-23 Ian Lance Taylor <iant@google.com>
17283 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
17285 2009-06-23 Ian Lance Taylor <iant@google.com>
17287 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
17288 with ATTRIBUTE_UNUSED.
17290 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
17291 Pat Haugen <pthaugen@us.ibm.com>
17292 Revital Eres <eres@il.ibm.com>
17294 * config.in (HAVE_AS_POPCNTD): Add default definition.
17295 (HAVE_AS_LWSYNC): Ditto.
17297 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
17299 (gcc_cv_as_powerpc_cmpb): Ditto.
17300 (gcc_cv_as_powerpc_dfp): Ditto.
17301 (gcc_cv_as_powerpc_vsx): Ditto.
17302 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
17303 supporting the popcntd/lwsync instructions.
17304 (gcc_cv_as_powerpc_lwsync): Ditto.
17305 * configure: Regenerate.
17307 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
17308 -mcpu=native and -mcpu=power7.
17309 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
17311 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
17312 a variable instead of a mask to reduce the number of mask bits.
17313 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
17314 (-mbit-word): Ditto.
17315 (-mregnames): Ditto.
17316 * config/rs6000/rs6000.opt (-mupdate): Ditto.
17317 (-mfused-madd): Ditto.
17319 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
17321 (-mvsx): New switch for VSX instructions.
17322 (-misel): Move from a variable to a mask to allow it to be set by
17325 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
17326 function declaration to an array declaration.
17327 (rs6000_hard_regno_nregs): New external array declaration.
17329 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
17330 files included by rs6000.md.
17332 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
17333 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
17335 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
17337 (rs6000_debug_reg): New -mdebug= variables.
17338 (rs6000_debug_addr): Ditto.
17339 (rs6000_debug_cost): Ditto.
17340 (rs6000_pmode): New variable to hold Pmode.
17341 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
17342 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
17343 calculated at compiler start.
17344 (rs6000_hard_regno_nregs): Change function to an array which holds
17345 HARD_REGNO_NREGS calculated at compiler start.
17346 (rs6000_explicit_options): Delete isel field.
17347 (rs6000_vector_unit): New array to hold which vector unit
17348 supports arithmetic options for a given type.
17349 (rs6000_vector_mem): New array to hold which vector unit supports
17350 memory reference operations for a given type.
17351 (rs6000_vector_align): New array to given the alignment of each
17353 (power7_cost): New basic costs for power7.
17354 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
17355 (rs6000_hard_regno_nregs_internal): New function, moved from
17356 HARD_REGNO_NREGS, to calculate the number of registers each hard
17357 register takes for each type.
17358 (rs6000_debug_reg_print): New function for -mdebug=reg support.
17359 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
17360 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
17361 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
17362 unit information here so it is calculated once at compiler startup
17364 (rs6000_override_options): Make -misel a target mask. Add more
17365 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
17366 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
17368 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
17369 (rs6000_handle_option): Move -misel from variable to target mask.
17370 (rs6000_builtin_mask_for_load): Add VSX support.
17371 (rs6000_conditional_register_usage): Ditto.
17372 (USE_ALTIVEC_FOR_ARG_P): Ditto.
17373 (function_arg_boundary): Ditto.
17374 (rs6000_expand_builtin): Ditto.
17375 (def_builtin): Make abort message a little friendlier.
17376 (rs6000_emit_int_cmove): Add support for 64-bit isel.
17378 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
17379 assembler support the popcntd instruction instead of a vsx
17380 instruction to enable power7 support.
17381 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
17382 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
17383 option to the assembler if -mcpu=native.
17384 (ASM_CPU_NATIVE_SPEC): Ditto.
17385 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
17387 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
17388 the lwsync instruction.
17389 (enum processor_type): Add PROCESSOR_POWER7.
17390 (rs6000_debug_reg): New -mdebug= options.
17391 (rs6000_debug_addr): Ditto.
17392 (rs6000_debug_cost): Ditto.
17393 (rs6000_isel): Delete.
17394 (enum rs6000_vector): New enum to say what vector unit we have.
17395 (VECTOR_UNIT_*): New macros to say which vector unit has
17396 arithmetic operations for a given type.
17397 (VECTOR_MEM_*): New macros to say which vector unit has memory
17398 operations for a given type.
17399 (TARGET_LDBRX): Whether the machine supports the ldbrx
17401 (TARGET_ISEL): Delete, -misel moved to be a mask.
17402 (TARGET_ISEL64): New macro for 64-bit isel support.
17403 (UNITS_PER_VSX_WORD): New macro.
17404 (POINTER_SIZE): Move to be an external variable, rather than
17405 calculating whether we are generating 32 ot 64-bit code.
17407 (STACK_BOUNDARY): Add VSX support.
17408 (LOCAL_ALIGNMENT): Ditto.
17409 (SLOW_UNALIGNED_ACCESS): Ditto.
17410 (VSX_REGNO_P): New macro for VSX support.
17411 (VFLOAT_REGNO_P): Ditto.
17412 (VINT_REGNO_P): Ditto.
17413 (VLOGICAL_REGNO_P): Ditto.
17414 (VSX_VECTOR_MODE): Ditto.
17415 (VSX_SCALAR_MODE): Ditto.
17417 (VSX_MOVE_MODE): Ditto.
17418 (VSX_REG_CLASS_P): Ditto.
17419 (HARD_REGNO_NREGS): Instead of calling a function, use an array
17421 (UNITS_PER_SIMD_WORD): Add VSX support.
17422 (MODES_TIEABLE_P): Ditto.
17423 (STARTING_FRAME_OFFSET): Ditto.
17424 (STACK_DYNAMIC_OFFSET): Ditto.
17425 (EPILOGUE_USES): Ditto.
17426 (REGNO_REG_CLASS): Move to array lookup.
17427 (CLASS_MAX_NREGS): Ditto.
17428 (rs6000_vector_reg_class): Add declaration.
17429 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
17430 overlap with the floating point and Altivec registers.
17432 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
17434 * config/rs6000/driver-rs6000.c (asm_names): New static array to
17435 give the appropriate asm switches if -mcpu=native.
17436 (host_detect_local_cpu): Add support for "asm".
17437 (host_detect_local_cpu): Follow GNU code guidelines for name.
17439 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
17440 -mbit-word to a variable instead of being a target mask.
17442 * config/rs6000/sync.md (lwsync): If the assembler supports it,
17443 emit the lwsync instruction instead of emitting the instruction as
17444 an integer constant.
17446 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
17447 fixuns_trundfsi2, move expander into rs6000.md.
17449 * config/rs6000/rs6000.md (cpu): Add power7.
17450 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
17451 (logical predicate patterns): Change the single instruction
17452 primitives that set CR0 to be fast_compare instead of compare.
17454 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
17455 (popcntddi2): Ditto.
17456 (popcount<mode>): Ditto.
17457 (floating multiply/add insns): Name the floating point
17458 multiply/add insns.
17459 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
17460 (isel_unsigned_<mode>): Ditto.
17461 (fixuns_trundfsi2): Move expander here from spe.md.
17462 (smindi3): Define if we have -misel on 64-bit systems.
17467 2009-06-23 Anatoly Sokolov <aesok@post.ru>
17469 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
17471 * config/avr/avr.c (avr_current_device): New variable.
17472 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
17473 (avr_arch, mcu_type_s): Move to avr.h.
17474 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
17475 default_data_section_start fields.
17476 (avr_arch): Moved from avr.c.
17477 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
17478 library_name fields.
17479 (avr_current_device, avr_mcu_types, avr_arch_types,
17480 avr_device_to_arch, avr_device_to_data_start,
17481 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
17482 (EXTRA_SPEC_FUNCTIONS): Define.
17483 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
17484 options mapping. Use device_to_arch and device_to_data_start insted.
17485 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
17486 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
17487 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
17488 * config/avr/driver-avr.c: New file.
17489 * config/avr/avr-devices.c: New file.
17491 2009-06-23 Jakub Jelinek <jakub@redhat.com>
17493 * var-tracking.c (unshare_variable): Force initialized to
17494 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
17495 (set_variable_part): Likewise.
17496 (struct variable_union_info): Remove pos_src field.
17497 (vui_vec, vui_allocated): New variables.
17498 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
17499 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
17500 == 1 use a simpler sorting algorithm. Compute pos field right
17501 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
17502 Avoid quadratic comparison if !flag_var_tracking_uninit.
17503 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
17504 unshare_variable unconditionally.
17505 (dataflow_set_different_2): Removed.
17506 (dataflow_set_different): Don't traverse second hash table.
17507 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
17508 unconditionally to var_reg_set or var_mem_set.
17509 (emit_notes_in_bb): Likewise.
17510 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
17512 (emit_note_insn_var_location): Don't set initialized to
17513 VAR_INIT_STATUS_INITIALIZED early.
17514 (vt_finalize): Free vui_vec if needed, clear vui_vec and
17516 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
17518 * tree-object-size.c (addr_object_size): Instead of checking
17519 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
17520 are no FIELD_DECLs following it.
17522 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
17524 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
17525 order to match bswaps with signed source operands.
17527 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17529 * sdbout.c (sdbout_one_type): Fix braces in switch.
17531 2009-06-23 Richard Guenther <rguenther@suse.de>
17533 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
17535 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
17536 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
17537 var_callused, callused_tree, var_storedanything, storedanything_tree,
17538 var_integer, integer_tree): Remove global variables.
17539 (new_var_info): Do not pass new id, append the new var to the
17540 global variable vector.
17541 (do_ds_constraint): Use is_global_var member of the variable-info.
17542 (new_scalar_tmp_constraint_exp): Adjust.
17543 (create_function_info_for): Likewise.
17544 (create_variable_info_for): Likewise.
17545 (find_what_var_points_to): Remove dead code.
17546 (init_base_vars): Simplify.
17547 (compute_points_to_sets): Adjust.
17549 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
17551 * combine.c (try_combine): Dump information about the insns we're
17554 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
17556 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
17557 check when calling force_to_mode on TRUNCATE's operand.
17559 2009-06-22 Ian Lance Taylor <iant@google.com>
17561 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
17563 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
17565 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
17567 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17569 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
17570 override library linkage flags such as -static-libgcc or
17573 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
17575 * config/m68k/m68k-devices.def: Add line for MCF5221x.
17577 2009-06-22 Ian Lance Taylor <iant@google.com>
17579 * config/linux.opt: Put mglibc ahead of muclibc.
17581 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
17582 for duplicate decls.
17584 2009-06-22 Matthias Klose <doko@ubuntu.com>
17586 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
17588 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
17591 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
17592 instead of NULL if a parser error occurs.
17594 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17596 * dwarf2out.c (dwarf2_debug_hooks): Initialize
17597 non-DWARF2_DEBUGGING_INFO version.
17599 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
17601 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
17602 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
17604 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
17605 (LIBGCC2_TF_CEXT): Define.
17608 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17611 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
17613 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17615 * config/arm/arm.c (arm_override_options): Disable
17616 -mcaller-super-interworking and -mcallee-super-interworking.
17617 * doc/invoke.texi (ARM Options): Document this.
17619 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
17621 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
17622 * config/arm/constraints.md (j): New constraint for movw operands.
17623 (N): Remove thumb2 meaning.
17624 * config/arm/arm.md (*arm_movw): Delete.
17625 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
17626 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
17627 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
17629 2009-06-22 Martin Jambor <mjambor@suse.cz>
17631 PR tree-optimization/40492
17632 * tree-sra.c (sra_modify_assign): Pass zero offsets to
17633 build_ref_for_offset.
17635 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
17637 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
17638 JUMP_TABLE_DATA_P predicates where applicable.
17639 * auto-inc-dec.c: Ditto.
17640 * builtins.c: Ditto.
17641 * caller-save.c: Ditto.
17643 * cfgcleanup.c: Ditto.
17644 * cfglayout.c: Ditto.
17646 * combine.c: Ditto.
17647 * combine-stack-adj.c: Ditto.
17651 * df-scan.c: Ditto.
17653 * dwarf2asm.c: Ditto.
17654 * dwarf2out.c: Ditto.
17655 * emit-rtl.c: Ditto.
17661 * function.c: Ditto.
17664 * genpreds.c: Ditto.
17665 * genrecog.c: Ditto.
17667 * ira-costs.c: Ditto.
17668 * ira-lives.c: Ditto.
17670 * loop-iv.c: Ditto.
17671 * lower-subreg.c: Ditto.
17672 * modulo-sched.c: Ditto.
17674 * postreload.c: Ditto.
17675 * print-rtl.c: Ditto.
17677 * reginfo.c: Ditto.
17678 * regmove.c: Ditto.
17679 * reload1.c: Ditto.
17682 * rtlanal.c: Ditto.
17684 * sched-vis.c: Ditto.
17686 * sel-sched-ir.c: Ditto.
17687 * simplify-rtx.c: Ditto.
17688 * targhooks.c: Ditto.
17689 * var-tracking.c: Ditto.
17690 * vmsdbgout.c: Ditto.
17692 2009-06-22 Matthias Klose <doko@ubuntu.com>
17694 * Makefile.in (install-plugin): Always use DESTDIR.
17696 2009-06-22 Olivier Hainque <hainque@adacore.com>
17698 * config/pa/pa.c (output_call): Don't optimize post call jumps
17699 into return address adjustments if the call may throw.
17701 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
17703 * arm.c (thumb1_output_casesi): New function.
17704 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
17705 optimizing for size or PIC.
17706 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
17707 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
17708 (casesi): Handle Thumb-1 when optimizing for size or PIC.
17709 (thumb1_casesi_internal_pic): New expand rule.
17710 (thumb1_casesi_dispatch): New pattern.
17711 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
17713 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
17714 in the text seciton when PIC or optimizing for size.
17715 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
17716 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
17717 preservation properties of code.
17718 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
17719 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
17720 (__gnu_thumb1_case_si): New function.
17721 * t-arm (LIB1ASMSRC): Define here.
17722 (LIB1ASMFUNCS): Add some common functions.
17723 * t-arm-elf (LIB1ASMSRC): Delete.
17724 (LIB1ASMFUNCS): Append to existing set.
17725 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
17726 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
17727 * t-symbian (LIB1ASMFUNCS): Likewise.
17728 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
17729 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
17731 2009-06-21 Richard Guenther <rguenther@suse.de>
17733 PR tree-optimization/38729
17734 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
17735 to loops with a single exit if -fno-expensive-optimizations.
17737 2009-06-21 Jakub Jelinek <jakub@redhat.com>
17739 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
17740 (dataflow_set): Change vars type from htab_t to shared_hash.
17741 (shared_hash_pool, empty_shared_hash): New variables.
17742 (vars_clear): Removed.
17743 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
17744 shared_hash_find_slot_unshare, shared_hash_find_slot,
17745 shared_hash_find_slot_noinsert, shared_hash_find): New
17747 (shared_hash_unshare, shared_hash_destroy): New functions.
17748 (unshare_variable): Unshare set->vars if shared, use
17750 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
17751 (get_init_value, find_src_set_src, dump_dataflow_set,
17752 clobber_variable_part, emit_notes_for_differences): Use
17754 (dataflow_set_init): Remove second argument, set vars to
17755 empty_shared_hash instead of creating a new htab.
17756 (dataflow_set_clear): Call shared_hash_destroy and set vars
17757 to empty_shared_hash instead of calling vars_clear.
17758 (dataflow_set_copy): Don't call vars_copy, instead just share
17759 the src htab with dst.
17760 (variable_union): Use shared_hash_*, use initially NO_INSERT
17761 lookup if set->vars is shared. Don't keep slot cleared before
17762 calling unshare_variable. Unshare set->vars if needed.
17763 Even ->refcount == 1 vars must be unshared if set->vars is shared
17764 and var needs to be modified.
17765 (variable_canonicalize): New function.
17766 (dataflow_set_union): If dst->vars is empty, just share src->vars
17767 with dst->vars and traverse with variable_canonicalize to canonicalize
17768 and unshare what is needed.
17769 (dataflow_set_different): If old_set and new_set use the same shared
17770 htab, they aren't different. If number of htab elements is different,
17771 htabs are different. Use shared_hash_*.
17772 (dataflow_set_destroy): Call shared_hash_destroy instead of
17774 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
17775 second argument to dataflow_set_init.
17776 (vt_initialize): Likewise. Initialize shared_hash_pool and
17777 empty_shared_hash, move bb in/out initialization afterwards.
17778 Use variable_htab_free instead of NULL as changed_variables del hook.
17779 (variable_was_changed): Change type of second argument to pointer to
17780 dataflow_set. When inserting var into changed_variables, bump
17781 refcount. Unshare set->vars if set is shared htab and slot needs to
17783 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
17784 lookup if set->vars is shared. Unshare set->vars if needed.
17785 Even ->refcount == 1 vars must be unshared if set->vars is shared
17786 and var needs to be modified. Adjust variable_was_changed caller.
17787 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
17788 vars must be unshared if set->vars is shared and var needs to be
17789 modified. Adjust variable_was_changed caller.
17790 (emit_note_insn_var_location): Don't pool_free var.
17791 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
17793 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
17794 free_alloc_pool on shared_hash_pool.
17796 2009-06-20 Anthony Green <green@moxielogic.com>
17798 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
17799 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
17801 2009-06-20 Richard Guenther <rguenther@suse.de>
17803 * tree-ssa-structalias.c (find_func_aliases): For memset use
17804 a constraint from NULL if we memset to zero.
17805 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
17806 we explicitly handle that do not read from memory.
17807 (call_may_clobber_ref_p_1): Properly handle builtins that may
17810 2009-06-20 Richard Guenther <rguenther@suse.de>
17812 PR tree-optimization/40495
17813 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
17814 (new_scalar_tmp_constraint_exp): New function.
17815 (process_constraint): Do not create temporary decls.
17816 (process_all_all_constraints): Likewise.
17817 (handle_const_call): Likewise.
17818 (create_function_info_for): Do not set decl.
17820 2009-06-19 Ian Lance Taylor <iant@google.com>
17822 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
17823 (rs6000_attribute_table): Make static; move before use.
17825 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
17827 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
17828 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
17829 Propagate the TREE_READONLY flag without overwriting it.
17830 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
17831 Propagate the TREE_READONLY flag onto the result.
17832 (process_call_operands): Move around. Use correct constant value.
17834 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17837 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
17838 * config/arm/arm.md: Likewise.
17840 2009-06-19 Ian Lance Taylor <iant@google.com>
17842 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
17843 to GIMPLE_ERROR_MARK.
17845 * c-typeck.c (build_conditional_expr): Add op1_original_type and
17846 op2_original_type parameters. Warn about using different enum types.
17847 * c-parser.c (c_parser_conditional_expression): Pass original
17848 types to build_conditional_expr.
17849 * c-tree.h (build_conditional_expr): Update declaration.
17851 2009-06-19 Ian Lance Taylor <iant@google.com>
17853 * config/i386/i386.c (ix86_function_specific_save): Test that
17854 fields match values, rather than testing the values are in a
17857 2009-06-19 Richard Guenther <rguenther@suse.de>
17859 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
17860 ADDR_EXPR pointers.
17861 (ptr_derefs_may_alias_p): Likewise.
17862 (ptr_deref_may_alias_ref_p_1): New function.
17863 (ptr_deref_may_alias_ref_p): Likewise.
17864 (ref_maybe_used_by_call_p_1): Handle builtins that are not
17865 covered by looking at the ESCAPED solution.
17866 (call_may_clobber_ref_p_1): Likewise.
17867 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
17868 Handle NULL_TREE offset. Do not produce redundant constraints.
17869 (process_all_all_constraints): New helper function.
17870 (do_structure_copy): Use it.
17871 (handle_lhs_call): Likewise.
17872 (find_func_aliases): Handle some builtins with pointer arguments
17873 and/or return values explicitly.
17875 2009-06-19 Ian Lance Taylor <iant@google.com>
17877 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
17879 2009-06-19 Ian Lance Taylor <iant@google.com>
17881 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
17883 2009-06-19 Ian Lance Taylor <iant@google.com>
17885 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
17886 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
17889 * c-decl.c (finish_decl): If -Wc++-compat, warn about
17890 uninitialized const.
17892 2009-06-19 Ian Lance Taylor <iant@google.com>
17894 * dse.c (struct store_info): Rename bitmap field to bmap. Change
17897 * c-decl.c (in_struct, struct_types): Remove.
17898 (struct c_binding): Add in_struct field.
17899 (c_binding_ptr): Define type, along with VEC.
17900 (struct c_struct_parse_info): Define.
17901 (struct_parse_info): New static variable.
17902 (bind): Initialize in_struct field.
17903 (start_struct): Remove enclosing_in_struct and
17904 enclosing_struct_types parameters. Add
17905 enclosing_struct_parse_info parameter. Change all callers. Set
17906 struct_parse_info rather than in_struct and struct_types.
17907 (grokfield): If -Wc++-compat and there is a symbol binding for the
17908 field name, set the in_struct flag and push it on the
17909 struct_parse_info->fields vector.
17910 (warn_cxx_compat_finish_struct): New static function.
17911 (finish_struct): Remove enclosing_in_struct and
17912 enclosing_struct_types parameters. Add
17913 enclosing_struct_parse_info parameter. Change all callers. Don't
17914 set C_TYPE_DEFINED_IN_STRUCT here. Call
17915 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
17916 parameter. Only push on struct_types if warn_cxx_compat.
17917 (finish_enum): Only push on struct_types if warn_cxx_compat.
17918 (declspecs_add_type): Add loc parameter. Change all callers.
17919 Change all error calls to error_at. Pass loc, not input_location,
17920 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
17921 defined in a struct. If -Wc++-compat and parsing a struct, record
17922 that a typedef name was used.
17923 * c-parser.c (c_parser_declspecs): Get location to pass to
17924 declspecs_add_type.
17925 (c_parser_struct_or_union_specifier): Update calls to start_struct
17927 * c-tree.h (struct c_struct_parse_info): Declare.
17928 (finish_struct, start_struct): Update declarations.
17929 (declspecs_add_type): Update declaration.
17931 2009-06-19 Ian Lance Taylor <iant@google.com>
17933 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
17934 variable with an anonymous type.
17936 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
17938 * see.c: Remove for real.
17940 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
17942 * optabs.h (enum optab_index): Add new OTI_significand.
17943 (significand_optab): Define corresponding macro.
17944 * optabs.c (init_optabs): Initialize significand_optab.
17945 * genopinit.c (optabs): Implement significand_optab using
17946 significand?f2 patterns.
17947 * builtins.c (expand_builtin_mathfn): Handle
17948 BUILT_IN_SIGNIFICAND{,F,L}.
17949 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
17950 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
17952 * config/i386/i386.md (significandxf2, significand<mode>2): New
17953 expanders to implement significandf, significand and significandl
17954 built-ins as inline x87 intrinsics.
17956 2009-06-18 Anatoly Sokolov <aesok@post.ru>
17958 * config/avr/avr.c (avr_override_options): Remove setting value of
17959 PARAM_INLINE_CALL_COST.
17961 2009-06-18 Richard Henderson <rth@redhat.com>
17964 * tree-pass.h (TDF_ASMNAME): New.
17965 * tree-dump.c (dump_options): Add asmname.
17966 * doc/invoke.texi: Document it.
17968 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
17969 (dump_decl_name): ...here.
17970 (dump_function_name): New flags arg; mind TDF_ASMNAME.
17971 (dump_generic_node): Update dump_function_name calls.
17972 (print_call_name): New flags arg; update all dump calls.
17973 * diagnostic.h (print_call_name): Update.
17974 * gimple-pretty-print.c (dump_gimple_call): Update.
17976 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
17979 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
17981 2009-06-18 Diego Novillo <dnovillo@google.com>
17983 * doc/plugins.texi: Document plugin_is_GPL_compatible.
17984 * plugin.c (str_license): Declare.
17985 (try_init_one_plugin): Assert that the symbol
17986 'plugin_is_GPL_compatible' exists.
17988 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
17991 * Makefile.in (OBJS-common): Remove see.o.
17993 * common.opt (fsee): Mark as preserved for backward compatibility.
17994 * opts.c (common_handle_option): Add OPT_fsee to the backward
17995 compatibility section.
17996 * passes.c (init_optimization_passes, pass_see): Remove pass.
17997 * timevar.def (TV_SEE): Remove.
17998 * tree-pass.h (pass_see): Remove declaration.
17999 * doc/invoke.texi (-fsee): Remove documentation.
18001 2009-06-18 Martin Jambor <mjambor@suse.cz>
18003 * tree-sra.c: Include statistics.h
18004 (sra_stats): New variable.
18005 (sra_initialize): Clear sra_stats.
18006 (create_access_replacement): Increment sra_stats.replacements.
18007 (get_access_replacement): Do not return twice.
18008 (analyze_all_variable_accesses): Increment statistics counter by the
18009 number of scalarized aggregates.
18010 (generate_subtree_copies): Increment sra_stats.subtree_copies.
18011 (sra_modify_expr): Increment sra_stats.exprs.
18012 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
18013 (sra_modify_assign): Increment sra_stats.exprs,
18014 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
18015 (perform_intra_sra): Update statistics counters.
18016 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
18018 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
18020 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
18021 (arm_scalar_mode_supported_p): New function.
18023 2009-06-18 Paul Brook <paul@codesourcery.com>
18024 Sandra Loosemore <sandra@codesourcery.com>
18026 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
18027 (__extendhfsf2, __truncsfhf2): Define.
18028 * config/arm/fp16.c: New file.
18029 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
18030 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
18032 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
18034 * doc/extend.texi (Half-Precision): New section.
18035 * doc/invoke.texi (Option Summary): List -mfp16-format.
18036 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
18037 * config/arm/arm.opt (mfp16-format=): New.
18038 * config/arm/arm.c: Include intl.h.
18039 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
18040 (TARGET_INVALID_RETURN_TYPE): Redefine.
18041 (TARGET_PROMOTED_TYPE): Redefine.
18042 (TARGET_CONVERT_TO_TYPE): Redefine.
18043 (arm_fp16_format): Define.
18044 (all_fpus): Add entry for neon-fp16.
18045 (fp_model_for_fpu): Likewise.
18046 (struct fp16_format): Declare.
18047 (all_fp16_formats): Define.
18048 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
18050 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
18052 (arm_legitimate_index_p): Treat HFmode like HImode.
18053 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
18054 (coproc_secondary_reload_class): Special-case HFmode.
18055 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
18056 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
18057 (arm_init_fp16_builtins): New.
18058 (arm_init_builtins): Call it.
18059 (arm_invalid_parameter_type): New.
18060 (arm_invalid_return_type): New.
18061 (arm_promoted_type): New.
18062 (arm_convert_to_type).
18063 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
18065 (arm_emit_fp16_const): New function.
18066 (arm_mangle_type): Mangle __fp16 as "Dh".
18067 * config/arm/arm.h (TARGET_VFPD32): Make it know about
18069 (TARGET_NEON_FP16): New.
18070 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
18071 (enum fputype): Add FPUTYPE_NEON_FP16.
18072 (enum arm_fp16_format_type): Declare.
18073 (arm_fp16_format): Declare.
18074 (LARGEST_EXPONENT_IS_NORMAL): Define.
18075 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
18076 * config/arm/arm-modes.def (HFmode): Define.
18077 * config/arm/vfp.md (*movhf_vfp): New.
18078 (extendhfsf2): New.
18080 * config/arm/arm.md (fpu): Add neon_fp16.
18081 (floatsihf2, floatdihf2): New.
18082 (fix_trunchfsi2, fix_trunchfdi2): New.
18084 (extendhfdf2): New.
18086 (*arm32_movhf): New.
18087 (*thumb1_movhf): New.
18088 (consttable_2): Add check for HFmode constants.
18089 (consttable_4): Handle HFmode constants.
18091 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
18093 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
18095 2009-06-17 Olivier Hainque <hainque@adacore.com>
18097 * collect2.c (main): Use CONST_CAST2 to perform char ** to
18098 const char ** conversion in AIX specific section.
18100 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
18102 * config/i386/i386.c (ix86_special_builtin_type): Remove
18103 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
18104 (bdesc_special_args): Updated.
18105 (ix86_init_mmx_sse_builtins): Likewise.
18106 (ix86_expand_special_args_builtin): Likewise.
18108 2009-06-17 Richard Henderson <rth@redhat.com>
18110 * tree-pretty-print.c (maybe_dump_asm_name): New.
18111 (dump_decl_name): Use it.
18112 (PRINT_FUNCTION_NAME): Merge into...
18113 (dump_function_name): ... here. Use maybe_dump_asm_name.
18115 2009-06-17 Cary Coutant <ccoutant@google.com>
18117 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
18119 * debug.c (struct gcc_debug_hooks): Change placeholder for
18121 (debug_nothing_int_charstar_int): Replaced by...
18122 (debug_nothing_int_charstar_int_bool): ...this.
18123 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
18124 source_line prototype.
18125 (debug_nothing_int_charstar_int): Replaced by...
18126 (debug_nothing_int_charstar_int_bool): ...this.
18127 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
18128 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
18129 Output is_stmt operand when necessary.
18130 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
18131 (notice_source_line): Add is_stmt parameter.
18132 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
18133 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
18135 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
18136 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
18138 2009-06-17 Ian Lance Taylor <iant@google.com>
18140 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
18142 (struct store_by_pieces_d): Rename from store_by_pieces. Change
18145 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
18147 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
18148 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
18149 tree_strip_sign_nop_conversions and
18150 tree_ssa_strip_useless_type_conversions rather than stripping
18151 the operations here.
18152 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
18154 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
18155 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
18156 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
18157 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
18160 2009-06-17 Michael Eager <eager@eagercon.com>
18162 * config/rs6000/constraints.md (register_constraint "d"): New.
18163 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
18164 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
18165 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
18166 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
18167 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
18168 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
18169 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
18170 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
18171 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
18172 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
18174 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
18175 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
18176 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
18177 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
18178 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
18179 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
18180 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
18181 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
18182 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
18183 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
18184 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
18185 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
18186 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
18187 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
18189 2009-06-16 Ian Lance Taylor <iant@google.com>
18191 * profile.c (total_num_never_executed): Don't define.
18192 (compute_branch_probabilities): Don't count or print
18193 num_never_executed.
18194 (init_branch_prob): Don't set total_num_never_executed.
18195 (end_branch_prob): Don't print total_num_never_executed.
18197 2009-06-17 David Daney <ddaney@caviumnetworks.com>
18199 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
18201 2009-06-17 David Edelsohn <edelsohn@gnu.org>
18203 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
18204 (nabstd2_fpr): Same.
18206 2009-06-17 Steve Ellcey <sje@cup.hp.com>
18208 * expr.c (expand_assignment): Change complex type check.
18210 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
18212 * doc/plugins.texi (Building GCC plugins): Added new section.
18214 2009-06-17 Ian Lance Taylor <iant@google.com>
18216 * c-pch.c (get_ident): Don't set size of templ array.
18217 (pch_init): Don't set size of partial_pch array.
18219 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
18220 string constant to intialize an array whose size is the length of
18223 2009-06-17 Richard Guenther <rguenther@suse.de>
18225 PR tree-optimization/40389
18226 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
18227 to addressable types.
18228 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
18230 2009-06-17 Richard Guenther <rguenther@suse.de>
18232 PR middle-end/40460
18233 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
18234 if there is no evolution of left in the loop bail out.
18235 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
18236 chrec_fold_multiply.
18238 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
18239 Janis Johnson <janis187@us.ibm.com>
18242 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
18243 for the symbol ref of a constant that is the source of a move
18244 - nor for any other not-obvious-label-ref constants.
18246 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
18248 * plugin.c (position_pass): Skip newly inserted pass during list
18249 traversal to avoid repeated insertion.
18251 2009-06-16 Ian Lance Taylor <iant@google.com>
18253 * vec.h (VEC_stack_alloc): Define different version if
18254 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
18255 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
18256 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
18257 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
18259 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
18261 * config.gcc (extra_headers): Add ia32intrin.h for x86.
18263 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
18264 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
18265 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
18266 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
18267 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
18268 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
18269 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
18270 (bdesc_special_args): Add __builtin_ia32_rdtsc and
18271 __builtin_ia32_rdtscp.
18272 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
18273 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
18274 and __builtin_ia32_rorhi.
18275 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
18276 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
18277 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
18278 (ix86_expand_args_builtin): Likewise.
18279 (ix86_expand_special_args_builtin): Likewise.
18281 * config/i386/i386.md (UNSPECV_RDTSCP): New.
18282 (UNSPECV_RDTSC): Likewise.
18283 (UNSPECV_RDPMC): Likewise.
18284 (*bsr): Renamed to ...
18286 (*bsr_rex64): Renamed to ...
18289 (*rdpmc): Likewise.
18290 (*rdpmc_rex64): Likewise.
18292 (*rdtsc): Likewise.
18293 (*rdtsc_rex64): Likewise.
18294 (rdtscp): Likewise.
18295 (*rdtscp): Likewise.
18296 (*rdtscp_rex64): Likewise.
18298 * config/i386/ia32intrin.h: New.
18300 * config/i386/x86intrin.h: Include <ia32intrin.h>.
18302 2009-06-16 Ian Lance Taylor <iant@google.com>
18304 * ira-build.c (copy_info_to_removed_store_destinations):
18305 Initialize parent_a.
18307 2009-06-16 Ian Lance Taylor <iant@google.com>
18309 * c-decl.c (grokdeclarator): Change size_varies to bool.
18311 2009-06-16 Ian Lance Taylor <iant@google.com>
18313 * sel-sched.c: Make forward declarations of move_op_hooks and
18314 fur_hooks explicitly extern.
18316 2009-06-16 Ian Lance Taylor <iant@google.com>
18318 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
18319 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
18321 2009-06-16 Ian Lance Taylor <iant@google.com>
18323 * resource.c (mark_referenced_resources): Change
18324 include_delayed_effects parameter to bool. Change all callers.
18325 (mark_end_of_function_resources): Likewise.
18326 * reorg.c (insn_references_resource_p): Likewise.
18327 (insn_sets_resource_p): Likewise.
18328 * resource.h (mark_referenced_resources): Update declaration.
18329 (mark_end_of_function_resources): Update declaration.
18331 2009-06-16 David Edelsohn <edelsohn@gnu.org>
18333 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
18335 2009-06-16 David Edelsohn <edelsohn@gnu.org>
18337 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
18338 GCC can bootstrap on AIX with GNU Binutils 2.20.
18340 2009-06-16 Ian Lance Taylor <iant@google.com>
18342 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
18344 2009-06-16 Ian Lance Taylor <iant@google.com>
18346 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
18347 inline, not extern inline.
18348 (exact_log2): Likewise.
18349 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
18351 (exact_log2): Likewise, but don't test CTZ_HWI.
18353 2009-06-16 Ian Lance Taylor <iant@google.com>
18355 * bitmap.c (bitmap_clear): Don't declare as inline.
18356 * gimple.c (gimplify_assign): Likewise.
18357 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
18358 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
18359 (sched_scan_info): Remove duplicate definition.
18361 2009-06-16 Ian Lance Taylor <iant@google.com>
18363 * c-common.c (skip_evaluation): Don't define.
18364 (c_inhibit_evaluation_warnings): Define global variable.
18365 (overflow_warning): Check c_inhibit_evaluation_warnings rather
18366 than skip_evaluation.
18367 (convert_and_check, warn_for_div_by_zero): Likewise.
18368 * c-common.h (skip_evaluation): Don't declare.
18369 (c_inhibit_evaluation_warnings): Declare.
18370 * c-parser.c (c_parser_typeof_specifier): Set
18371 c_inhibit_evaluation_warnings rather than skip_evaluation.
18372 (c_parser_conditional_expression): Likewise.
18373 (c_parser_binary_expression): Likewise.
18374 (c_parser_sizeof_expression): Likewise.
18375 (c_parser_alignof_expression): Likewise.
18376 * c-typeck.c (build_indirect_ref): Check
18377 c_inhibit_evaluation_warnings rather than skip_evaluation.
18378 (build_conditional_expr, build_binary_op): Likewise.
18380 2009-06-16 Richard Guenther <rguenther@suse.de>
18382 * tree-ssa-alias.c (is_escape_site): Remove.
18383 * tree-ssa-alias.h (enum escape_type): Remove.
18384 (is_escape_site): Likewise.
18385 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
18386 via casts and asms without deferring to is_escape_site.
18388 2009-06-16 Jakub Jelinek <jakub@redhat.com>
18390 PR middle-end/40446
18391 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
18392 use gen_lowpart if op0 has complex mode.
18394 2009-06-16 Richard Guenther <rguenther@suse.de>
18396 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
18397 variables add them to ESCAPED.
18398 (find_func_aliases): Do not make all indirectly stored values escaped.
18400 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
18402 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
18403 make_decl_one_only.
18405 2009-06-16 Martin Jambor <mjambor@suse.cz>
18407 PR tree-optimization/40432
18408 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
18409 check whether we need to force gimple register operand.
18411 2009-06-16 Martin Jambor <mjambor@suse.cz>
18413 PR tree-optimization/40413
18414 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
18415 build_ref_for_offset.
18416 (propagate_subacesses_accross_link): Fix a typo in a comment.
18418 2009-06-16 Ira Rosen <irar@il.ibm.com>
18420 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
18421 with additional parameter.
18422 * tree-vectorizer.h (enum vect_def_type): Add new value
18424 (enum vect_relevant): Add comments.
18425 (vect_is_simple_reduction): Add new argument.
18426 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
18427 Detect nested cycles.
18428 (vect_is_simple_reduction): Update documentation, add an argument to
18429 distinguish inner-loop reduction from nested cycle, detect nested
18430 cycles, fix printings and indentation, don't swap operands in case
18432 (get_initial_def_for_reduction): Handle subtraction.
18433 (vect_create_epilog_for_reduction): Add new argument to specify
18434 reduction variable.
18435 (vect_finalize_reduction): Handle subtraction, fix comments.
18436 (vectorizable_reduction): Handle nested cycles. In case of nested
18437 cycle keep track of the reduction variable position. Call
18438 vect_is_simple_reduction with additional parameter. Use original
18439 statement code in reduction epilogue for nested cycle. Call
18440 vect_create_epilog_for_reduction with additional parameter.
18441 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
18442 inner-loop vectorization.
18443 (vect_recog_widen_sum_pattern): Likewise.
18444 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
18446 (vect_mark_stmts_to_be_vectorized): Likewise.
18447 (vect_get_vec_def_for_operand): Handle nested cycles.
18449 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18451 * doc/invoke.texi (Debugging Options): Fix option index entries
18452 for -fdump-statistics, -frandom-seed add entries for
18453 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
18454 (FRV Options): Fix entries for -mTLS, -mtls.
18455 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
18456 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
18457 (M68hc1x Options): Fix @itemx for -mnominmax.
18458 (MCore Options): Fix entry for -mno-lsim.
18459 (MMIX Options): Fix entry for -mabi=mmixware.
18460 (PDP-11 Options): Fix entry for -mbcopy-builtin.
18462 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
18464 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
18465 Mention the plugin mode of gengtype.
18466 * doc/gty.texi (Source Files Containing Type Information): Likewise.
18467 * gengtype.c: Updated copyright.
18468 (plugin_files, nb_plugin_files) Added new static variables.
18469 (measure_input_list) Care about plugin_files.
18470 (write_rtx_next): Added early return in plugin mode.
18471 (create_file): Updated copyright year in generated file. Added
18473 (oprintf): Added early return if NULL outf.
18474 (get_output_file_with_visibility): Care of plugin_files.
18475 (get_output_file_name): May return null.
18476 (write_local): Added early return.
18477 (put_mangled_filename): Ditto.
18478 (finish_root_table): Added check for base_files.
18479 (write_roots): Care about null when plugins.
18480 (main): Added plugin mode.
18482 2009-06-15 Ian Lance Taylor <iant@google.com>
18484 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
18485 * gcov.c (read_count_file): Add braces around variables declared
18488 * c.opt (Wjump-misses-init): New warning.
18489 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
18490 -Wall and -Wc++-compat if not already set.
18491 (c_common_post_options): Clear warn_jump_misses_init if it was not
18493 * c-decl.c (struct c_binding): Change type field to a union with
18494 new label field. Make it the first field in the struct. Update
18495 references to type to use u.type instead.
18496 (struct c_spot_bindings): Define.
18497 (struct c_goto_bindings): Define.
18498 (c_goto_bindings_p): Define, along with VECs.
18499 (struct c_label_vars): Define.
18500 (struct c_scope): Add has_label_bindings field.
18501 (bind_label, set_spot_bindings): New static functions.
18502 (decl_jump_unsafe, update_spot_bindings): New static functions.
18503 (update_label_decls): New static function.
18504 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
18505 Update binding u.label field to shadowed field.
18506 (c_binding_start_stmt_expr): New function.
18507 (c_binding_end_stmt_expr): New function.
18508 (pushdecl): Don't call c_begin_vm_scope.
18509 (make_label): Add defining and p_label_vars parameters. Change
18511 (lookup_label): Correct test for whether a label has not yet been
18512 defined. Call bind_label rather than bind.
18513 (warn_about_goto): New static function.
18514 (lookup_label_for_goto): New function.
18515 (declare_label): Call bind_label rather than bind.
18516 (check_earlier_gotos): New static function.
18517 (define_label): Don't give errors about jumping into statement
18518 expressions or scopes of variably modified types. Call
18519 set_spot_bindings and check_earlier_gotos. Call bind_label
18520 instead of bind. Don't set label_context_stack_se or
18521 label_context_stack_vm.
18522 (c_get_switch_bindings): New function.
18523 (c_release_switch_bindings): New function.
18524 (c_check_switch_jump_warnings): New function.
18525 (start_function): Don't set label_context_stack_se or
18526 label_context_stack_vm.
18527 (finish_function): Likewise.
18528 * c-typeck.c (label_context_stack_se): Don't define.
18529 (label_context_stack_vm): Don't define.
18530 (c_finish_goto_label): Call lookup_label_for_goto rather than
18531 lookup_label. Don't give errors about jumping into a statement
18532 expression or the scope of a variably modified type. Don't set
18533 label_context_stack_se or label_context_stack_vm.
18534 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
18535 fields. Add bindings field.
18536 (c_start_case): Don't set deleted fields. Set bindings field.
18537 (do_case): Rework order of tests. Don't check blocked_stmt_expr
18538 or blocked_vm. Call c_check_switch_jump_warnings.
18539 (c_finish_case): Don't test blocked_stmt_expr field. Call
18540 c_release_switch_bindings.
18541 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
18542 c_switch_stack. Don't walk label_context_stack_se labels. Don't
18543 set label_context_stack_se. Call c_bindings_start_stmt_expr.
18544 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
18545 c_switch_stack. Don't walk label_context_stack_se labels. Don't
18546 set label_context_stack_se. Call c_bindings_end_stmt_expr.
18547 (c_begin_vm_scope, c_end_vm_scope): Don't define.
18548 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
18549 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
18550 (C_DECL_UNJUMPABLE_VM): Don't define.
18551 (C_DECL_UNDEFINABLE_VM): Don't define.
18552 (struct c_label_list): Don't define.
18553 (struct c_label_context_se): Don't define.
18554 (struct c_label_context_vm): Don't define.
18555 (struct c_spot_bindings): Declare.
18556 (c_bindings_start_stmt_expr): Declare.
18557 (c_bindings_end_stmt_expr): Declare.
18558 (lookup_label_for_goto): Declare.
18559 (c_get_switch_bindings, c_release_switch_bindings): Declare.
18560 (c_check_switch_jump_warnings): Declare.
18561 (label_context_stack_se, label_context_stack_vm): Don't declare.
18562 (c_finish_goto_label): Update declaration.
18563 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
18564 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
18565 (Warning Options): Document -Wjump-misses-init.
18567 2009-06-15 Jakub Jelinek <jakub@redhat.com>
18569 * tree-object-size.c (addr_object_size): Fix a pasto in the last
18572 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
18574 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
18576 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
18578 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
18580 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
18582 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
18584 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
18586 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
18587 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
18588 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
18589 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
18590 * dwarf2asm.c (dw2_force_const_mem): Update call to
18591 make_decl_one_only.
18592 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
18593 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
18594 * langhooks.c (lhd_comdat_group): Remove.
18595 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
18596 * tree.h (DECL_COMDAT_GROUP): New.
18597 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
18598 (tree_decl_with_vis): Add comdat_group. Remove one_only.
18599 (make_decl_one_only): Change signature.
18600 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
18601 make_decl_one_only.
18602 (make_decl_one_only): Change signature.
18603 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
18605 2009-06-15 Richard Guenther <rguenther@suse.de>
18607 PR middle-end/40439
18608 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
18610 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18612 * tree-ssa-math-opts.c: Remove extra divide.
18614 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18616 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
18618 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18620 * passes.c: Add bswap pass.
18621 * tree-pass.h: Add pass_optimize_bswap declaration.
18622 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
18623 Include rtl.h, expr.h and optabs.h for optab_handler check.
18624 (struct symbolic_number, pass_optimize_bswap): New definition.
18625 (do_shift_rotate, verify_symbolic_number_p): New functions.
18626 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
18627 (gate_optimize_bswap): New function.
18628 * tree.c (widest_int_cst_value): New function.
18629 * tree.h (widest_int_cst_value): Prototype added.
18631 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
18633 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
18634 REG_EQUAL/REG_EQUIV notes.
18636 2009-06-14 Richard Guenther <rguenther@suse.de>
18638 PR middle-end/40389
18639 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
18640 has its address taken if NRV was applied and it is addressable.
18641 * tree-ssa-structalias.c (get_constraint_for_address_of): New
18642 function split out from ...
18643 (get_constraint_for_1): ... here.
18644 (handle_rhs_call): Use it to mark the return slot escaped if
18645 it is addressable and NRV was applied.
18647 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
18649 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
18650 Change first argument type to location_t.
18651 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
18652 Do not set input_location.
18653 Use loc instead of input_location throughout.
18655 2009-06-13 Richard Guenther <rguenther@suse.de>
18657 PR tree-optimization/40421
18658 * tree-predcom.c (should_unroll_loop_p): Remove.
18659 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
18661 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
18663 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
18664 Add location argument.
18666 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
18668 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
18670 * config/s390/s390.c (s390_build_builtin_va_list): Same.
18671 (s390_gimplify_va_arg): Pass location to create_artificial_label.
18672 * config/spu/spu-protos.h: Add location to
18673 spu_resolve_overloaded_builtin.
18674 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
18675 spu_build_builtin_va_list.
18676 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
18677 argument. Pass location to build_function_call_vec.
18678 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
18680 (emit_fpu_switch): Same.
18681 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
18682 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
18683 to build_decl and create_artificial_label.
18684 (xtensa_gimplify_va_arg_expr): Same.
18685 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
18686 (xstormy16_gimplify_va_arg_expr): Same.
18687 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
18688 * config/arm/arm.c (arm_build_builtin_va_list): Same.
18689 * config/mips/mips.c (mips_build_builtin_va_list): Same.
18690 (mips16_build_function_stub): Same.
18691 (mips16_build_call_stub): Same.
18693 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
18696 * arm/constraints.md (Pa, Pb): New constraints.
18697 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
18698 split pattern to deal with them.
18700 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
18702 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
18703 fix index entry for -Xpreprocessor.
18705 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
18707 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
18708 Add location argument to build_decl call.
18709 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
18710 (rs6000_init_builtins): Same.
18711 (spe_init_builtins): Same.
18712 (rs6000_gimplify_va_arg): Add location argument to
18713 create_artificial_label call.
18715 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
18717 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
18718 * combine-stack-adj.c (pass_stack_adjustments): Use it.
18719 * Makefile.in: Fix GGC dependency for gcse.o.
18721 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
18723 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
18724 * gimple-pretty-print.c (dump_gimple_stmt): Same.
18725 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
18727 * c-parser.c (c_parser_binary_expression): Use current column while
18728 building binary operations.
18729 * common.opt (fshow-column): Enable by default.
18730 * tree-vrp.c (check_array_ref): Use warning_at.
18731 (check_array_bounds): Use location from call back if expr has no
18733 * tree.h: Add location argument to maybe_fold_*.
18734 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
18735 (maybe_fold_offset_to_array_ref): Add location argument and use it.
18736 (maybe_fold_offset_to_component_ref): Same.
18737 (maybe_fold_offset_to_reference): Same.
18738 (maybe_fold_offset_to_address): Same.
18739 (maybe_fold_stmt_indirect): Same.
18740 (maybe_fold_stmt_addition): Same.
18741 (fold_stmt_r): Pass location to maybe_fold_*.
18742 (fold_gimple_assign): Same.
18743 * c-tree.h: Add location argument to finish_decl,
18744 default_function_array_conversion, store_init_value.
18745 * c-decl.c (define_label): Use error_at.
18746 (c_make_fname_decl): Pass location to finish_decl.
18747 (finish_decl): New location argument.
18748 (build_compound_literal): Pass location to store_init_value.
18749 (grokdeclarator): Pass location to finish_decl.
18751 * c-typeck.c (array_to_pointer_conversion): New location argument.
18752 (function_to_pointer_conversion): Same.
18753 (default_function_array_conversion): Same.
18754 (parser_build_unary_op): Pass location to overflow_warning.
18755 (parser_build_binary_op): Same. Use warning_at.
18756 (build_unary_op): Pass location to array_to_pointer_conversion.
18757 (build_c_cast): Pass location to digest_init.
18758 (build_modify_expr): New location argument.
18759 (convert_for_assignment): Same.
18760 (store_init_value): Same.
18761 (digest_init): Same.
18762 (output_init_element): Pass location to digest_init and
18763 array_to_pointer_conversion.
18764 (c_finish_return): Pass location to convert_for_assignment.
18765 * gimplify.c (gimplify_conversion): Pass location to
18766 maybe_fold_offset_to_address.
18767 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
18768 to maybe_fold_stmt_addition.
18769 * c-omp.c (c_finish_omp_atomic): Pass new location to
18771 (c_finish_omp_for): Same.
18772 * c-common.c (overflow_warning): New argument.
18773 * c-common.h: New argument to build_modify_expr, overflow_warning.
18774 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
18776 (c_parser_initializer): Pass location to
18777 default_function_array_conversion.
18778 (c_parser_initelt): Same.
18779 (c_parser_initval): Same.
18780 (c_parser_asm_operands): Same.
18781 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
18782 (c_parser_conditional_expression): Same.
18783 (c_parser_binary_expression): Add location info to stack. Use it.
18784 (c_parser_unary_expression): Pass location to
18785 default_function_array_conversion, parser_build_unary_op,
18786 build_indirect_ref, c_parser_postfix_expression_after_primary.
18787 (c_parser_postfix_expression_after_primary): New location argument.
18789 (c_parser_expression_conv): Pass location to
18790 default_function_array_conversion.
18791 (c_parser_expr_list): Same.
18792 (c_parser_omp_atomic): Same.
18793 (c_parser_omp_for_loop): Same.
18794 * c-tree.h (struct c_declarator): Add comment to id_loc.
18795 (build_array_declarator): New argument.
18796 * c-decl.c (build_array_declarator): Add location argument.
18797 (grokdeclarator): Set id_loc for cdk_array.
18798 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
18799 build_array_declarator.
18800 * tree.c (build_omp_clause): Add location argument.
18801 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
18802 (OMP_CLAUSE_LOCATION): New macro.
18803 (struct tree_omp_clause): Add location field.
18804 (build_omp_clause): Add argument.
18805 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
18807 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
18808 (cp_parser_omp_clause_collapse): Same.
18809 (cp_parser_omp_clause_default): Same.
18810 (cp_parser_omp_clause_if): Same.
18811 (cp_parser_omp_clause_nowait): Same.
18812 (cp_parser_omp_clause_num_threads): Same.
18813 (cp_parser_omp_clause_ordered): Same.
18814 (cp_parser_omp_clause_schedule): Same.
18815 (cp_parser_omp_clause_untied): Same.
18816 (cp_parser_omp_for_loop): Same.
18817 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
18818 * c-tree.h (c_start_case): Add location argument.
18819 (c_process_expr_stmt): Same.
18820 (c_finish_goto_*): Same.
18821 * tree-parloops.c (initialize_reductions): Pass location to
18823 (create_parallel_loop): Same.
18824 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
18825 (gfc_trans_omp_reduction_list): Same.
18826 (gfc_trans_omp_clauses): Same.
18827 (gfc_trans_omp_do): Same.
18828 * c-typeck.c (c_finish_goto_label): Same.
18829 (c_finish_goto_ptr): New location argument.
18830 (c_start_case): Same.
18831 (emit_side_effect_warnings): Same.
18832 (c_process_expr_stmt): Same.
18833 (c_finish_stmt_expr): Same.
18834 (c_finish_omp_clauses): Use error_at instead of error.
18835 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
18837 * c-omp.c (c_split_parallel_clauses): New location argument.
18838 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
18839 to build_omp_clause.
18840 (convert_local_reference_stmt): Same.
18841 (convert_gimple_call): Same.
18842 * c-common.h (c_split_parallel_clauses): New argument.
18843 * c-parser.c (c_parser_statement_after_labels): Pass location to
18844 c_finish_goto_label.
18845 (c_parser_switch_statement): Pass location to c_start_case.
18846 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
18847 and c_process_expr_stmt.
18848 (c_parser_omp_variable_list): Add location argument.
18849 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
18850 (c_parser_omp_clause_default): Same.
18851 (c_parser_omp_clause_if): Same.
18852 (c_parser_omp_clause_num_threads): Same.
18853 (-c_parser_omp_clause_ordered): Same.
18854 (c_parser_omp_clause_reduction): Pass location to
18855 c_parser_omp_variable_list.
18856 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
18857 (c_parser_omp_clause_untied): Same.
18858 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
18859 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
18861 * c-tree.h (check_for_loop_decls, undeclared_variable,
18862 build_component_ref, build_array_ref, build_external_ref,
18863 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
18864 build_conditional_expr, build_compound_expr, c_cast_expr,
18865 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
18866 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
18868 * c-semantics.c (build_stmt): Same.
18869 (build_case_label): Same.
18870 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
18871 (undeclared_variable): New argument.
18872 (make_label): Same.
18873 (lookup_label): Pass location on down.
18874 (define_label): Same.
18875 (finish_decl): Same.
18876 (build_compound_literal): Same.
18877 (finish_struct): Same.
18878 (finish_function): Do not set location here.
18879 (check_for_loop_decls): New argument.
18880 * tree.c (save_expr): Set location.
18881 (build_empty_stmt): New argument.
18882 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
18883 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
18884 * builtins.c (gimplify_va_arg_expr): Use locations.
18885 (expand_builtin_sync_operation): Same.
18886 * c-typeck.c (build_component_ref): New argument.
18887 (build_array_ref): Same.
18888 (build_external_ref): Same.
18889 (c_expr_sizeof_expr): Same.
18890 (c_expr_sizeof_type): Same.
18891 (parser_build_unary_op): Same.
18892 (build_conditional_expr): Same.
18893 (build_compound_expr): Pass location on down.
18894 (build_compound_expr): New argument.
18895 (build_c_cast): Same.
18896 (c_cast_expr): Same.
18897 (build_asm_expr): Same.
18898 (c_finish_return): Same.
18899 (c_process_expr_stmt): Pass location on down.
18900 (c_finish_stmt_expr): New argument.
18901 (push_clenaup): Same.
18902 (c_finish_omp_parallel): Same.
18903 (c_finish_omp_task): Same.
18904 * gimplify.c (gimplify_call_expr): Pass location on down.
18905 * c-omp.c (c_finish_omp_master): New argument.
18906 (c_finish_omp_critical): Same.
18907 (c_finish_omp_ordered): Same.
18908 (c_finish_omp_barrier): Same.
18909 (-c_finish_omp_taskwait): Same.
18910 (c_finish_omp_atomic): Same.
18911 (c_finish_omp_flush): Same.
18912 * tree-inline.c (copy_tree_body_r): Pass location on down.
18913 (inline_forbidden_p): Remove use of input_location.
18914 * c-gimplify.c (c_build_bind_expr): New argument.
18915 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
18916 (c_sizeof_or_alignof_type): New argument.
18917 (c_alignof_expr): Same.
18918 (build_va_arg): Same.
18919 (c_add_case_label): Same.
18920 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
18921 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
18922 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
18923 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
18924 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
18925 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
18927 * stub-objc.c (objc_build_selector_expr): Same.
18928 (objc_build_throw_stmt): Same.
18929 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
18930 (c_parser_initelt): Same.
18931 (c_parser_compound_statement): Same.
18932 (c_parser_compound_statement_nostart): Same.
18933 (c_parser_label): Same.
18934 (c_parser_statement_after_labels): Same.
18935 (c_parser_if_body): Same.
18936 (c_parser_else_body): Same.
18937 (c_parser_if_statement): Same.
18938 (c_parser_switch_statement): Same.
18939 (c_parser_while_statement): Same.
18940 (c_parser_do_statement): Same.
18941 (c_parser_for_statement): Same.
18942 (c_parser_asm_statement): Same.
18943 (c_parser_conditional_expression): Same.
18944 (c_parser_binary_expression): Same.
18945 (c_parser_cast_expression): Same.
18946 (c_parser_unary_expression): Same.
18947 (c_parser_sizeof_expression): Same.
18948 (c_parser_alignof_expression): Same.
18949 (c_parser_postfix_expression): Same.
18950 (c_parser_expression): Same.
18951 (c_parser_objc_receiver): Same.
18952 (c_parser_omp_variable_list): Same.
18953 (c_parser_omp_structured_block): Same.
18954 (c_parser_omp_atomic): New argument.
18955 (c_parser_omp_barrier): Same.
18956 (c_parser_omp_critical): Same.
18957 (c_parser_omp_flush): Pass location on down.
18958 (c_parser_omp_for_loop): New argument.
18959 (c_parser_omp_for): Same.
18960 (c_parser_omp_master): Same.
18961 (c_parser_omp_ordered): Same.
18962 (c_parser_omp_sections_scope): Same.
18963 (c_parser_omp_sections): Same.
18964 (c_parser_omp_parallel): Same.
18965 (c_parser_omp_single): Same.
18966 (c_parser_omp_task): Same.
18967 (c_parser_omp_taskwait): Pass location on down.
18968 (c_parser_omp_construct): Same.
18969 (c_parser_omp_threadprivate): Same.
18970 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
18971 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
18972 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
18973 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
18974 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
18975 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
18976 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
18977 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
18978 config/i386/i386.c, stmt.c:
18979 Add location argument to the following function definitions and/or
18980 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
18981 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
18982 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
18983 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
18984 do_case, c_finish_bc_stmt, build_compound_literal,
18985 build_function_call.
18986 * c-decl.c (build_compound_literal): Add location argument.
18987 Make all diagnostic calls use location.
18988 (start_struct): Same.
18989 (finish_struct): Same.
18990 (start_enum): Same.
18991 (build_enumerator): Same.
18992 (start_function): Same.
18993 (grokdeclarator): Make all diagnostic calls use location.
18994 (store_parm_decls_oldstyle): Same.
18995 * c-typeck.c (build_function_call): Add location argument.
18996 Make all diagnostic calls use location.
18998 (c_finish_bc_stmt): Same.
18999 * tree-nested.c (get_trampoline_type): Add argument.
19000 Pass location to build_decl.
19001 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
19002 * rtl.h (RTL_LOCATION): New.
19003 * c-common.c (c_add_case_label): Add location argument.
19004 Make all diagnostic calls use location.
19005 * c-common.h: Add location argument to make_fname_decl, do_case,
19006 c_add_case_label, build_function_call, resolve_overloaded_builtin.
19007 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
19008 Set it appropriately for every case. Pass enum_loc to start_enum
19009 call. Pass value_loc first to build_enumerator. Pass enum_loc to
19011 (c_parser_struct_or_union_specifier): Save location. Use it for
19012 start_struct, finish_struct, and parser_xref_tag.
19014 2009-06-12 Ian Lance Taylor <iant@google.com>
19016 * fold-const.c (fold_unary): Rename local variable and to and_expr.
19018 * c-opts.c (c_common_handle_option): For -Wc++-compat set
19019 cpp_opts->warn_cxx_operator_names.
19021 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
19024 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
19025 is returns NULL and OP is a VCE, look through the VCE.
19027 2009-06-12 Ian Lance Taylor <iant@google.com>
19030 * collect2.c (main): Use CONST_CAST2 in code inside #if
19031 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
19033 2009-06-12 Joey Ye <joey.ye@intel.com>
19035 PR middle-end/39146
19036 * cfgexpand.c (get_decl_align_unit): Update
19037 max_used_stack_slot_alignment with align instead of
19038 stack_alignment_needed.
19040 * function.c (assign_stack_local_1): Update
19041 max_used_stack_slot_alignment with alignment_in_bits instead
19042 of stack_alignment_needed.
19043 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
19046 2009-06-12 Jakub Jelinek <jakub@redhat.com>
19048 * dwarf2out.c (last_var_location_insn): New variable.
19049 (dwarf2out_end_epilogue): Clear last_var_location_insn.
19050 (dwarf2out_var_location): Don't record anything after last real
19051 insn. Only change labels if there were any real instructions
19052 in between last note and this one, or if changed sections.
19054 2009-06-11 Richard Henderson <rth@redhat.com>
19056 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
19057 note when storing the frame pointer in a register.
19058 (FRP): Don't redefine to nothing for epilogue.
19059 (alpha_expand_epilogue): Mark register and sp restores.
19060 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
19062 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
19063 when gen_lowpart is needed.
19065 2009-06-11 Richard Henderson <rth@redhat.com>
19067 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
19069 * dwarf2out.c (need_data_align_sf_opcode): New.
19070 (div_data_align): Move earlier.
19071 (def_cfa_1, reg_save): Use it.
19073 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
19075 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
19076 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
19077 (ix86_handle_option): Handle OPT_mcrc32.
19078 (ix86_target_string): Add -mcrc32.
19079 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
19081 * config/i386/i386.h (TARGET_CRC32): New.
19083 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
19084 (sse4_2_crc32di): Likewise.
19086 * config/i386/i386.opt (mcrc32): New.
19088 * doc/invoke.texi: Document -mcrc32.
19090 2009-06-11 Richard Henderson <rth@redhat.com>
19092 * common.opt (gdwarf-): Accept a version number.
19093 * doc/invoke.texi (gdwarf-): Update docs.
19094 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
19095 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
19096 version level, and record it.
19098 * dwarf2.h (DW_CIE_VERSION): Remove.
19099 * dwarf2out.c (DWARF_VERSION): Remove.
19100 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
19101 (output_call_frame_info): Use CIE version 3 for dwarf3,
19102 or if the return register column is out of range for version 1.
19103 (dwarf_stack_op_name): Add all dwarf3 values.
19104 (DEBUG_PUBTYPES_SECTION): New.
19105 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
19106 encoding change for dwarf3.
19107 (output_die) [dw_val_class_die_ref]: Likewise.
19108 (output_compilation_unit_header): Emit correct version for dwarf3.
19109 (output_line_info): Likewise.
19110 (output_pubnames): Update for DWARF_VERSION removal.
19111 (output_aranges): Likewise.
19112 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
19113 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
19114 (dwarf2out_finish): Likewise.
19116 2009-06-11 David Daney <ddaney@caviumnetworks.com>
19118 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
19121 2009-06-11 David Daney <ddaney@caviumnetworks.com>
19124 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
19125 * builtins.c (expand_builtin_unreachable): New function.
19126 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
19127 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
19128 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
19130 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
19131 searching for missing barriers.
19133 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
19135 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
19136 when -fprofile-generate* was passed.
19137 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
19139 2009-06-11 Anthony Green <green@moxielogic.com>
19141 * config/moxie/moxie.md: Define length attribute for all instructions.
19143 (*b<cond:code>): Support limited branch ranges for new PC-relative
19144 branch instructions.
19145 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
19147 2009-06-11 Jakub Jelinek <jakub@redhat.com>
19149 * config/i386/i386.c (min_insn_size): Use get_attr_length
19150 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
19151 For __asm return 0.
19153 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
19154 instead of emit_insn_before.
19156 2009-06-10 Ian Lance Taylor <iant@google.com>
19159 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
19162 2009-06-10 Revital Eres <eres@il.ibm.com>
19164 * passes.c (init_optimization_passes): Reschedule
19165 predictive-commoning pass before complete unroll pass.
19167 2009-06-10 Martin Jambor <mjambor@suse.cz>
19169 * cgraph.c (cgraph_node_can_be_local_p): New function.
19170 (cgraph_make_node_local): New function.
19171 * cgraph.h (cgraph_node_can_be_local_p): Declare.
19172 (cgraph_make_node_local): Declare.
19174 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
19176 * tree.h (tree_base): Add packed_flag and user_align fields.
19177 Decrease size of spare field.
19178 (TYPE_USER_ALIGN): Use user_align from tree_base.
19179 (DECL_USER_ALIGN): Likewise.
19180 (TYPE_PACKED): Use packed_flag from tree_base.
19181 (DECL_PACKED): Likewise.
19182 (tree_type): Delete packed_flag and user_align fields. Widen
19183 precision field. Widen mode field and shuffle fields to align
19184 mode on an 8-bit boundary.
19185 (tree_decl_common): Delete decl_flag_1 and user_align fields.
19186 Renumber decl_flag_* fields. Fix comments. Widen
19187 decl_common_unused field.
19188 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
19189 (DECL_EXTERNAL): Likewise.
19190 (DECL_BIT_FIELD): Likewise.
19191 (DECL_NONADDRESSABLE_P): Likewise.
19192 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
19193 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
19195 2009-06-10 Ian Lance Taylor <iant@google.com>
19197 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
19198 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
19199 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
19200 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
19201 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
19202 DEF_VEC_ALLOC_FUNC_P.
19203 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
19204 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
19205 DEF_VEC_ALLOC_FUNC_O.
19206 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
19207 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
19208 DEF_VEC_ALLOC_FUNC_I.
19209 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
19210 (vec_stack_p_reserve_exact_1): Declare.
19211 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
19212 (vec_stack_free): Declare.
19213 (VEC_stack_alloc): Define.
19214 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
19215 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
19216 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
19217 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
19219 (stack_vecs): New static variable.
19220 (vec_stack_p_reserve_exact_1): New function.
19221 (vec_stack_o_reserve_1): New static function.
19222 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
19223 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
19224 (vec_stack_free): New function.
19225 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
19226 (VEC_df_ref_stack_alloc): Define.
19227 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
19228 DEF_VEC_ALLOC_P_STACK.
19229 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
19230 (struct df_collection_rec): Change _vec fields to VEC. Remove
19232 (df_free_collection_rec): Adjust for new fields.
19233 (df_insn_rescan): Use new df_collection_rec fields.
19234 (df_notes_rescan, df_canonize_collection_rec): Likewise.
19235 (df_ref_create_structure, df_ref_record): Likewise.
19236 (df_get_conditional_uses, df_get_call_refs): Likewise.
19237 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
19238 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
19239 (df_record_exit_block_uses, df_bb_verify): Likewise.
19240 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
19241 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
19242 Remove count parameter. Change return type to void. Change all
19244 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
19245 Remove count parameter. Change return type to void. Change all
19247 (df_install_refs): Change old_vec parameter to VEC. Remove count
19248 parameter. Change all callers.
19249 (df_install_mws): Change old_vec parameter to VEC. Remove count
19250 parameter. Change all callers.
19251 (df_refs_verify): Change new_rec parameter to VEC. Change call
19253 (df_mws_verify): Likewise.
19255 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
19257 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
19259 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
19261 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
19263 2009-06-10 Anthony Green <green@moxielogic.com>
19265 * config/moxie/crti.asm: New file.
19266 * config/moxie/crtn.asm: New file.
19267 * config/moxie/moxie.c: New file.
19268 * config/moxie/moxie.h: New file.
19269 * config/moxie/sfp-machine.h: New file.
19270 * config/moxie/moxie-protos.h: New file.
19271 * config/moxie/t-moxie: Created.
19272 * config/moxie/t-moxie-softfp: Created.
19273 * config/moxie/moxie.md: Created.
19274 * config/moxie/constraints.md: Created.
19275 * config.gcc: Add moxie support.
19276 * doc/md.texi (Machine Constraints): Add moxie constraints.
19277 * doc/contrib.texi (Contributors): Mention moxie port.
19278 * doc/install.texi (Specific): Mention the moxie port.
19280 2009-06-09 Ian Lance Taylor <iant@google.com>
19282 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
19283 compiling with C++.
19284 * optabs.c (optab_table): Only use designated initializers if
19285 HAVE_DESIGNATED_INITIALIZERS is defined.
19286 (convert_optab_table): Likewise.
19287 (init_optabs): Always call init_insn_codes if
19288 HAVE_DESIGNATED_INITIALIZERS is not defined.
19290 2009-06-09 Ian Lance Taylor <iant@google.com>
19292 * targhooks.c (default_builtin_vectorized_function): Change fn
19293 parameter to unsigned int.
19294 (default_builtin_vectorized_conversion): Change code parameter to
19296 (default_builtin_reciprocal): Change fn parameter to unsigned int.
19297 * targhooks.h: Update declarations.
19298 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
19299 parameter to unsigned int.
19301 * c-typeck.c (comptypes_check_enum_int): New static function.
19302 (comptypes_internal): Add enum_and_int_p parameter. Change all
19304 (comp_target_types): Add location parameter. Change all callers.
19305 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
19306 Change all callers.
19307 (function_types_compatible_p, type_lists_compatible_p): Likewise.
19308 (build_conditional_expr): Add colon_loc parameter. Change all
19310 (convert_for_assignment): Add location parameter. Change all callers.
19311 * c-parser.c (c_parser_conditional_expression): Pass location of
19312 colon to build_conditional_expr.
19313 * c-tree.h (build_conditional_expr): Update declaration.
19315 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
19317 * graphite.c: Revert previous patch.
19319 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
19322 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
19324 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
19326 * tree-ssa-loop-prefetch.c
19327 (loop_prefetch_arrays): Fixed a portability problem in printf format
19330 2009-06-09 Martin Jambor <mjambor@suse.cz>
19332 PR tree-optimization/40351
19333 * tree-sra.c (propagate_subacesses_accross_link): Check that a
19334 refrence to a potential artifical subaccess can be constructed.
19336 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
19338 * config/sh/sh-protos.h (sh_optimization_options): Declare.
19339 (sh_override_options): Likewise.
19340 * config/sh/sh.c: Include params.h.
19341 (sh_optimization_options): New.
19342 (sh_override_options): Likewise.
19343 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
19344 (OVERRIDE_OPTIONS): Use sh_override_options.
19346 2009-06-08 Jakub Jelinek <jakub@redhat.com>
19348 * dwarf2out.c (emit_cfa_remember): New variable.
19349 (add_fde_cfi): If emit_cfa_remember, recurse to add
19350 DW_CFA_remember_state first.
19351 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
19352 instead just set emit_cfa_remember.
19354 2009-06-08 Jan Hubicka <jh@suse.cz>
19357 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
19359 2009-06-08 Jan Hubicka <jh@suse.cz>
19361 PR middle-end/39834
19362 * cgraphunit.c (save_inline_function_body): Do not copy transform
19363 hooks for saved inline bodies.
19364 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
19365 for given function.
19367 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
19369 * jump.c (returnjump_p): Handle delayed branches. Add missing
19372 2009-06-08 Jan Hubicka <jh@suse.cz>
19374 PR middle-end/40102
19375 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
19376 original node might've been modified.
19377 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
19379 2009-06-08 Jakub Jelinek <jakub@redhat.com>
19381 * tree-object-size.c (addr_object_size): Add OSI argument.
19382 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
19383 (compute_builtin_object_size, expr_object_size): Adjust callers.
19384 (plus_stmt_object_size): Call addr_object_size instead of
19385 compute_builtin_object_size.
19387 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
19388 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19390 * tree-ssa-loop-prefetch.c
19391 (gather_memory_references): Introduced a counter for the number of
19393 (anything_to_prefetch_p): Introduced a counter for the number of
19395 (is_loop_prefetching_profitable): New function with a cost model
19397 (loop_prefetch_arrays): Use the new cost model to determine if
19398 prefetching is profitable.
19399 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
19400 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
19401 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
19402 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
19403 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
19404 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
19406 2009-06-08 Michael Matz <matz@suse.de>
19409 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
19410 partitions use the same.
19411 (expand_one_var): Deal with DECL_RTL sometimes begin set also
19412 for basevars of SSA_NAMEs.
19413 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
19414 to not expand them twice.
19415 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
19418 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
19420 * common.opt (fcompare-debug=, fcompare-debug-second): New.
19421 (fdump-final-insns=, gtoggle): New.
19422 * doc/invoke.texi: Document them.
19423 * final.c (rest_of_clean_state): Dump final insn stream.
19424 * gcc.c (invoke_as): Hook in -fcompare-debug.
19425 (static_spec_functions): Add compare-debug-dump-opt,
19426 compare-debug-self-opt and compare-debug-auxbase-opt.
19427 (compare_debug, compare_debug_second, compare_debug_opt): New.
19428 (switches_debug_check, n_switches_debug_check): New.
19429 (debug_auxbase_opt, debug_check_temp_file): New.
19430 (process_command): Handle -fno-compare-debug, -fcompare-debug and
19432 (do_self_spec): Handle arguments after switches.
19433 (do_spec_1): Add .gk extension to temp file basenames for compare.
19434 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
19435 (cc1_options): Use it instead of normal auxbase computation for
19436 the second compare-debug compilation.
19437 (compare_files): New.
19438 (main): Set up and implement compare debug mode.
19439 (compare_debug_dump_opt_spec_function): New.
19440 (compare_debug_self_opt_spec_function): New.
19441 (compare_debug_auxbase_opt_spec_function): New.
19442 * toplev.c (process_options): Handle flag_gtoggle,
19443 flag_dump_final_insns.
19444 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
19445 during -fcompare-debug-second compilation.
19447 2009-06-07 Ian Lance Taylor <iant@google.com>
19449 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
19450 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
19452 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
19453 with no default node. Change warning with %H to warning_at.
19454 Don't clear warn_switch around case checking.
19455 * doc/invoke.texi (Warning Options): Clarify distinction between
19456 -Wswitch and -Wswitch-enum.
19458 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
19460 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
19462 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
19464 * gbl-ctors.h: Add header guard.
19466 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
19468 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
19469 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
19470 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
19471 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
19472 prototypes for removed functions.
19473 (expressions_equal_p): Move to ...
19474 * tree-ssa-sccvn.h: ... here and ...
19475 * matrix-reorg.c: ... adjust includes.
19477 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
19479 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
19481 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
19483 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
19484 (finish_function): Remove erroneous whitespace.
19486 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
19488 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
19489 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
19491 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
19493 * errors.c (internal_error): Commentary typo fix.
19494 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
19495 * tree-ssa-pre.c: Ditto.
19497 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
19499 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
19500 them is supposed to hold actual statements.
19502 2009-06-06 Ian Lance Taylor <iant@google.com>
19504 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
19505 empty statements can now have attributes.
19507 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
19509 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
19510 * config/mips/mips.md: Ditto.
19512 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
19514 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
19516 (__eabi_uconvert): Likewise.
19518 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
19520 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
19521 CFI_* definitions with IN_GCC.
19523 2009-06-05 David Edelsohn <edelsohn@gnu.org>
19525 * xcoffout.h (xcoffout_source_line): Update prototype.
19527 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19529 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
19530 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
19532 2009-06-05 Jakub Jelinek <jakub@redhat.com>
19534 PR middle-end/40340
19535 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
19536 inlined_function_outer_scope_p blocks for artificial inlines
19538 * tree.c (tree_nonartificial_location): Rewrite using
19539 block_nonartificial_location.
19541 2009-06-05 Revital Eres <eres@il.ibm.com>
19542 Leehod Baruch <leehod@il.ibm.com>
19544 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
19545 (expand_expr_real_1): Remove comment.
19546 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
19547 Vectorize misaligned access when the target supports it.
19548 (vect_supportable_dr_alignment): Check for unaligned access support.
19549 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
19552 2009-06-05 Julian Brown <julian@codesourcery.com>
19554 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
19555 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
19557 2009-06-05 Richard Guenther <rguenther@suse.de>
19560 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
19561 as possibly unused.
19563 2009-06-05 Jakub Jelinek <jakub@redhat.com>
19565 * config/s390/s390.c (global_not_special_regno_p): New static inline.
19566 (save_gprs): Don't tell unwinder when a global register is saved.
19567 (s390_emit_epilogue): Emit needed epilogue unwind info.
19569 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
19571 * dwarf2out.c (deferred_asm_name): New.
19572 (add_name_and_src_coords_attributes): Defer creation of
19573 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
19575 (move_linkage_attr): New.
19576 (dwarf2out_finish): Revisit deferrals and emit attributes at the
19579 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
19581 * tree-nested.c (finalize_nesting_tree_1): Declare the
19582 frame_decl in the binding tree.
19584 2009-06-04 Cary Coutant <ccoutant@google.com>
19586 * basic-block.h (struct basic_block_def): Add discriminator field.
19587 * dbxout.c (dbxout_source_line): Add new parameter. Change all
19589 * debug.c (do_nothing_debug_hooks): Add additional entry.
19590 (debug_nothing_int_charstar_int): New function.
19591 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
19592 (debug_nothing_int_charstar_int): New declaration.
19593 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
19594 discriminator value in .loc directive.
19595 * final.c (last_discriminator): New variable.
19596 (discriminator): New variable.
19597 (final_start_function): Initialize above variables, pass current
19598 discriminator to debug hook.
19599 (notice_source_line): Check for discriminator change.
19600 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
19601 * sdbout.c (sdbout_source_line): New parameter.
19602 * tree-cfg.c (struct locus_discrim_map): New structure type.
19603 (discriminator_per_locus): New hash table.
19604 (build_gimple_cfg): Allocate and free discriminator hash table.
19605 (make_edges): Call assign_discriminator.
19606 (locus_map_hash): New function.
19607 (locus_map_eq): New function.
19608 (next_discriminator_for_locus): New function.
19609 (same_line_p): New function.
19610 (assign_discriminator): New function.
19611 (make_cond_expr_edges): Call assign_discriminator.
19612 (make_gimple_switch_edges): Likewise.
19613 (first_non_label_stmt): New function.
19614 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
19616 * xcoffout.c (xcoffout_source_line): Add new parameter.
19618 * configure.ac (gcc_cv_as_discriminator): New configury check for
19619 gas support for discriminator.
19620 * configure: Regenerate.
19621 * config.in: Regenerate.
19623 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19625 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
19626 val after checking for integers.
19628 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
19630 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
19632 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
19633 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
19634 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
19635 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
19636 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
19637 X64_SSE_REGPARM_MAX.
19638 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
19639 X64_SSE_REGPARM_MAX.
19641 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
19643 * gcc.c (report_times_to_file): New.
19644 (execute): Implement it.
19645 (process_command): Support -time=.
19646 * doc/invoke.texi: Document it.
19648 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
19650 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
19651 that have value exprs.
19653 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
19655 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
19656 declarations for constants until...
19657 (dw2_output_indirect_constant_1): ... this point.
19659 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
19662 * arm.md (arm_addsi3): Don't try to split an add with an
19663 eliminable register until after reload has completed.
19665 2009-06-03 Ian Lance Taylor <iant@google.com>
19667 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
19668 * genattrtab.c (write_length_unit_log): Likewise.
19669 * genchecksum.c (dosum): Likewise.
19670 * gengtype.c (write_rtx_next): Likewise.
19671 (finish_root_table, write_roots): Likewise.
19672 * gimple.c (gimple_ops_offset_): Likewise.
19673 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
19674 * config/arc/arc.c (arc_attribute_table): Likewise.
19675 * config/arm/arm.c (arm_attribute_table): Likewise.
19676 * config/avr/avr.c (avr_attribute_table): Likewise.
19677 * config/crx/crx.c (crx_attribute_table): Likewise.
19678 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
19679 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
19680 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
19681 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
19682 * config/sh/sh.c (sh_attribute_table): Likewise.
19683 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
19684 * config/spu/spu.c (spu_attribute_table): Likewise.
19685 * config/v850/v850.c (v850_attribute_table): Likewise.
19687 * config/alpha/alpha.c (vms_attribute_table): Make static.
19688 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
19689 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
19690 * config/mips/mips.c (mips_attribute_table): Likewise.
19692 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
19694 (cc1-checksum.o): Likewise.
19696 2009-06-03 Steve Ellcey <sje@cup.hp.com>
19698 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
19700 2009-06-03 Jakub Jelinek <jakub@redhat.com>
19702 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
19703 insn if it is changing sp. Use gen_add3_insn instead of
19704 conditionally gen_addsi3 and gen_adddi3.
19705 (offset_below_red_zone_p): New static inline function.
19706 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
19707 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
19708 * config/rs6000/ppc-asm.h: Include auto-host.h.
19709 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
19710 CFI_RESTORE): Define.
19711 * config/rs6000/crtresxgpr.asm: Add unwind info.
19712 * config/rs6000/crtresxfpr.asm: Likewise.
19713 * config/rs6000/crtresgpr.asm: Likewise.
19714 * config/rs6000/crtresfpr.asm: Likewise.
19715 * config/rs6000/crtsavgpr.asm: Likewise.
19716 * config/rs6000/crtsavfpr.asm: Likewise.
19718 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
19719 argument of DWARF2_FRAME_REG_OUT macros.
19721 2009-06-03 Julian Brown <julian@codesourcery.com>
19723 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
19724 words or less (including TImode) in core registers.
19726 2009-06-03 Richard Guenther <rguenther@suse.de>
19728 PR middle-end/40328
19729 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
19731 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
19733 * statistics.c (statistics_counter_event): Do not record event
19734 in pass dump if its number == -1.
19735 (curr_statistics_hash): Add assert that we never get passes
19736 with static number == -1.
19738 2009-06-03 Richard Guenther <rguenther@suse.de>
19739 Andrey Belevantsev <abel@ispras.ru>
19741 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
19742 non-BLKmode arrays addressable.
19744 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
19746 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
19747 * config/m68k/m68k.h: ... here.
19749 2009-06-03 Martin Jambor <mjambor@suse.cz>
19751 PR tree-optimization/40323
19752 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
19755 2009-06-03 Richard Guenther <rguenther@suse.de>
19757 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
19760 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
19762 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
19763 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
19764 JUMP_TABLE_DATA_P where applicable.
19765 * config/sh/sh.c: Ditto.
19766 * config/sh/sh.h: Ditto.
19767 * config/sh/sh.md: Ditto.
19768 * config/sh/symbian.c: Ditto.
19770 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
19772 * config/i386/driver-i386.c (describe_cache): Optimize
19773 concatenation of strings. Use snprintf instead of sprintf.
19774 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
19775 target when not compiling with GCC.
19777 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
19779 * config/sh/sh.c: Revert last change.
19780 (sh_expand_epilogue): Emit a blockage insn before the frame
19781 pointer adjustment unconditionally.
19783 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
19785 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
19786 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
19787 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
19788 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
19789 to COLLECT_GCC_OPTIONS.
19791 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
19793 * collect2.c (target_system_root): New variable.
19794 (main): Handle --sysroot=.
19795 (ignore_library): Strip the sysroot from the library path.
19797 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
19799 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
19800 (collect2.o): Depend on collect2-aix.h.
19801 (collect2-aix.o): New rule.
19802 * collect2-aix.h: New file.
19803 * collect2-aix.c: Likewise.
19804 * collect2.c: Include collect2-aix.h. Don't undefine
19805 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
19806 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
19807 Use TARGET_AIX_VERSION instead of _AIX51.
19808 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
19809 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
19810 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
19811 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
19812 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
19814 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
19816 * collect2.c (ignore_library): Avoid premature post-increment
19817 and null deference.
19819 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
19821 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
19822 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
19823 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
19824 CROSS_DIRECTORY_STRUCTURE too.
19825 (LINK_LIBG_SPEC): Likewise.
19826 (LIB_SPEC): Add %R to sysroot paths.
19827 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
19828 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
19829 * config/rs6000/aix51.h: As for aix43.h.
19830 * config/rs6000/aix52.h: Likewise.
19831 * config/rs6000/aix53.h: Likewise.
19832 * config/rs6000/aix61.h: Likewise.
19833 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
19834 to the beginning of sysroot paths.
19836 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
19838 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
19839 INSN_LISTs that are out of the REG_NOTE range.
19841 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
19843 * loop-unroll.c (struct iv_to_split): Add pointer to next.
19844 (struct var_to_expand): Likewise.
19845 (struct opt_info): Add head and tail for linked lists of the above.
19846 (analyze_insn_to_expand_var): Initialize next.
19847 (analyze_iv_to_split_insn): Likewise.
19848 (analyze_insns_in_loop): Create linked lists.
19849 (allocate_basic_variable): Simplify for use without hash table.
19850 (insert_var_expansion_initialization): Likewise, make it type-safer.
19851 (combine_var_copies_in_loop_exit): Likewise.
19852 (apply_opt_in_copies): Walk lists rather than hash tables.
19853 (release_var_copies): Simplified and inlined by hand into...
19854 (free_opt_info): ... this function.
19856 2009-06-02 Richard Guenther <rguenther@suse.de>
19858 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
19861 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
19863 * cfgexpand.c (gimple_expand_cfg): Discard the source location
19864 only for builtins that are not overridden.
19866 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
19868 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
19871 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
19873 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
19875 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
19877 * combine.c (move_deaths): Compare LUIDs within the same BB only.
19879 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
19881 * common.opt (fdump-unnumbered-links): New.
19882 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
19883 * print-rtl.c (flag_dump_unnumbered_links): New.
19884 (print_rtx): Test it.
19886 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
19888 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
19889 push/pop multiple to 8-byte alignment.
19891 2009-06-01 Jakub Jelinek <jakub@redhat.com>
19893 * config/i386/i386.c (queued_cfa_restores): New static variable.
19894 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
19896 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
19897 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
19898 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
19899 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
19900 note unconditionally.
19901 (ix86_emit_restore_regs_using_mov): Likewise.
19902 (ix86_emit_restore_sse_regs_using_mov): Likewise.
19903 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
19904 it through to ix86_emit_restore_reg_using_pop.
19905 (ix86_emit_leave): Add RED_OFFSET argument. Call
19906 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
19907 instead of adding REG_CFA_OFFSET note unconditionally.
19908 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
19909 the above functions. Call ix86_add_queued_cfa_restore_notes when
19912 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
19913 force output of the label even for dwarf2out_do_cfi_asm.
19914 (add_fde_cfi): If -g2 and above and cfi might change CFA,
19915 force creation of CFI label and chain DW_CFA_set_loc jumping to it
19916 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
19918 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
19919 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
19920 dwarf2out_cfi_label callers.
19921 * tree.h (dwarf2out_cfi_label): Adjust prototype.
19922 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
19923 Adjust dwarf2out_cfi_label callers.
19924 * config/vax/vax.c (vax_output_function_prologue): Likewise.
19926 * config/i386/i386.h (struct machine_cfa_state,
19927 struct machine_function): Guard with ifndef USED_FOR_TARGET
19928 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
19931 * emutls.c (__emutls_get_address): Change arr->size to mean number
19932 of allocated arr->data entries instead of # of slots + 1.
19934 PR middle-end/40316
19935 * recog.c (peep2_reinit_state): New function.
19936 (peephole2_init_state): Use it at the end of a basic block and also
19937 when seeing a RTX_FRAME_RELATED_P insn.
19939 2009-06-01 Steve Ellcey <sje@cup.hp.com>
19941 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
19942 fixuns_truncrfdi2): New.
19943 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
19944 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
19945 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
19946 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
19947 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
19948 *recip_approx): Remove.
19949 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
19950 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
19951 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
19953 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
19956 2009-06-01 Ian Lance Taylor <iant@google.com>
19958 * attribs.c (register_attribute): Use CONST_CAST.
19959 * collect2.c (main): Use CONST_CAST2.
19960 (scan_prog_file): Likewise.
19961 * gcc.c (process_command, main): Likewise.
19962 * toplev.c (toplev_main): Likewise.
19964 * c-typeck.c (handle_warn_cast_qual): New static function,
19965 partially broken out of build_c_cast.
19966 (build_c_cast): Call handle_warn_cast_qual.
19967 * doc/invoke.texi (Warning Options): Document new effect of
19970 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
19972 * diagnostic.c (diagnostic_build_prefix): Always print columns.
19973 (diagnostic_report_current_module): Print columns.
19974 * common.opt (flag_show_column): Enable by default.
19976 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
19978 * alias.c (find_base_term): Check for NULL term before returning.
19980 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
19982 Revert due to PR40320:
19983 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
19984 * calls.c (emit_library_call_value_1): Don't force_operand for move
19987 2009-06-01 Olivier Hainque <hainque@adacore.com>
19988 Eric Botcazou <ebotcazou@adacore.com>
19990 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
19991 to be processed as a bitfield for constructor output purposes.
19992 * output.h (initializer_constant_valid_for_bitfield_p): Declare
19994 * varasm.c (oc_local_state): New type, output_constructor
19995 local state to support communication with helpers.
19996 (oc_outer_state): New type, output_constructor outer state of
19997 relevance in recursive calls.
19998 (output_constructor_array_range): New output_constructor helper,
19999 extracted code for an array range element.
20000 (output_constructor_regular_field): New output_constructor helper,
20001 extracted code for an element that is not a bitfield.
20002 (output_constructor_bitfield): New output_constructor helper,
20003 extracted code for a bitfield element. Accept an OUTER state
20004 argument for recursive processing. Recurse on record or array
20005 CONSTRUCTOR values, possibly past noop conversions.
20006 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
20007 VALUE is a valid constant-valued expression for use in a static
20008 bit-field initializer.
20009 (output_constructor): Rework to use helpers. Accept and honor an
20010 OUTER state argument for recursive calls. Return total size. Be
20011 prepared for nested constructors initializing bitfields.
20012 (output_constant): Feed OUTER in calls to output_constructor.
20014 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
20016 * calls.c (emit_library_call_value_1): Don't force_operand for move
20019 2009-06-01 Nick Clifton <nickc@redhat.com>
20021 * doc/invoke.texi (IA-64 Options): Fix typo.
20023 2009-06-01 Ira Rosen <irar@il.ibm.com>
20025 PR tree-optimization/39129
20026 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
20028 (vect_do_peeling_for_loop_bound): Use
20029 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
20030 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
20031 (vect_loop_versioning): Likewise.
20032 (vect_create_cond_for_alias_checks): Fix indentation.
20033 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
20035 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
20036 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
20037 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
20038 "control flow in loop".
20039 (vect_estimate_min_profitable_iters): Use
20040 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
20041 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
20042 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
20043 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
20044 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
20045 statement belongs to a group of strided accesses with the exact code
20047 (vectorizable_load): Likewise.
20048 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
20049 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
20051 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
20053 * config/freebsd-stdint.h: New file.
20054 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
20055 Add freebsd-stdint.h to tm_file.
20057 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
20059 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
20060 (thumb2_extendhidi2): Likewise.
20062 2009-05-31 Ian Lance Taylor <iant@google.com>
20064 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
20066 2009-05-31 Ian Lance Taylor <iant@google.com>
20068 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
20069 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
20070 (ipa-reference.o): Depend upon gt-ipa-reference.h.
20072 2009-05-31 Jason Merrill <jason@redhat.com>
20074 * tree-pretty-print.c (print_call_name): Take the callee, not the
20075 call itself. Make non-static. Use dump_function_name for functions.
20076 (dump_generic_node): Adjust.
20077 * diagnostic.h: Declare print_call_name.
20078 * gimple-pretty-print.c (dump_gimple_call): Use it.
20080 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
20082 * config/sh/sh.md (ashldi3_std): New define_expand.
20085 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
20088 * config/sh/sh.c: Include debug.h.
20089 (sh_expand_epilogue): Emit a blockage insn before the frame
20090 pointer adjustment also when dwarf2out_do_frame returns true.
20092 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
20094 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
20095 (thumb2_extendqidi2): New pattern.
20097 2009-05-31 Ira Rosen <irar@il.ibm.com>
20099 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
20100 mark phis for renaming.
20101 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
20102 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
20103 Call mark_sym_for_renaming.
20104 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
20105 * tree-vect-loop.c (vect_transform_loop): Remove
20106 vect_memsyms_to_rename initialization and a call to
20107 mark_set_for_renaming.
20109 2009-05-31 Jakub Jelinek <jakub@redhat.com>
20111 PR middle-end/40304
20112 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
20113 frame related even if !set_cfa && style < 0.
20115 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
20117 * config/i386/mingw-tls.c: New file.
20118 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
20119 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
20120 defining _WIN32 but not __CYGWIN__.
20122 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20124 * configure.ac: Add MPC support.
20126 * config.in, configure: Regenerate.
20128 2009-05-29 Richard Henderson <rth@redhat.com>
20130 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
20131 NOTE_INSN_BASIC_BLOCK.
20132 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
20133 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
20134 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
20136 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
20138 (add_cfi): Disable check redefining cfa away from drap.
20139 (lookup_cfa_1): Add remember argument; handle remember/restore.
20140 (lookup_cfa): Pass remember argument.
20141 (cfa_remember): New.
20142 (compute_barrier_args_size_1): Remove sibcall check.
20143 (dwarf2out_frame_debug_def_cfa): New.
20144 (dwarf2out_frame_debug_adjust_cfa): New.
20145 (dwarf2out_frame_debug_cfa_offset): New.
20146 (dwarf2out_frame_debug_cfa_register): New.
20147 (dwarf2out_frame_debug_cfa_restore): New.
20148 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
20149 (dwarf2out_begin_epilogue): New.
20150 (dwarf2out_frame_debug_restore_state): New.
20151 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
20152 DW_CFA_restore_state.
20153 (output_cfi_directive): Likewise.
20154 (convert_cfa_to_fb_loc_list): Likewise.
20155 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
20156 * dwarf2out.h: Update.
20157 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
20158 (copy_insn_1): Early out for null.
20159 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
20160 and dwarf2out_frame_debug_restore_state.
20161 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
20162 (prologue_insn_hash, epilogue_insn_hash): New.
20163 (free_after_compilation): Adjust freeing accordingly.
20164 (record_insns): Create hash table if needed; push insns into
20165 hash instead of array.
20166 (maybe_copy_epilogue_insn): New.
20167 (contains): Search hash table instead of array.
20168 (sibcall_epilogue_contains): Remove.
20169 (thread_prologue_and_epilogue_insns): Split eh_return insns
20170 and mark them as epilogues.
20171 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
20172 scanning in terms of basic blocks.
20173 * insn-notes.def (CFA_RESTORE_STATE): New.
20174 * jump.c (returnjump_p_1): Accept EH_RETURN.
20175 (eh_returnjump_p_1, eh_returnjump_p): New.
20176 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
20177 CFA_REGISTER, CFA_RESTORE): New.
20178 * rtl.def (EH_RETURN): New.
20179 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
20181 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
20182 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
20184 * config/i386/i386.c (gen_push): Update cfa state.
20185 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
20186 add a CFA_ADJUST_CFA note.
20187 (ix86_dwarf_handle_frame_unspec): Remove.
20188 (ix86_expand_prologue): Update cfa state.
20189 (ix86_emit_restore_reg_using_pop): New.
20190 (ix86_emit_restore_regs_using_pop): New.
20191 (ix86_emit_leave): New.
20192 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
20193 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
20194 * config/i386/i386.h (struct machine_cfa_state): New.
20195 (ix86_cfa_state): New.
20196 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
20197 (eh_return_internal): Merge from eh_return_<mode>,
20198 use eh_return rtx, split w/ epilogue.
20200 2009-05-29 Ian Lance Taylor <iant@google.com>
20202 * builtins.c (validate_gimple_arglist): Don't use va_arg with
20204 * calls.c (emit_library_call_value_1): Likewise.
20206 * c-typeck.c (c_build_va_arg): New function.
20207 * c-tree.h (c_build_va_arg): Declare.
20208 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
20209 instead of build_va_arg.
20211 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
20213 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
20214 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
20215 (ptr_difference_cost): Use affine combinations to compute it.
20216 (difference_cost): Likewise.
20217 (get_computation_cost_at): Compute more accurate cost for addresses
20218 if the ratio is a multiplier allowed in addresses.
20219 For non-addresses, consider that an additional offset or symbol is
20222 2009-05-29 Jakub Jelinek <jakub@redhat.com>
20224 * config/i386/i386.c (ix86_decompose_address): Avoid useless
20225 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
20227 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
20228 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
20229 (prefix_rex): For UNIT_MMX don't imply the prefix by default
20231 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
20232 to 1 for TYPE_SSE{IADD1,CVT1}.
20233 (prefix_vex_imm8): Removed.
20234 (length_vex): Only pass 1 as second argument to
20235 ix86_attr_length_vex_default if prefix_extra is 0.
20236 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
20237 (length): For prefix vex computation use length_immediate
20238 attribute instead of prefix_vex_imm8.
20239 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
20240 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
20241 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
20242 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
20243 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
20244 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
20245 a space in between the operands.
20246 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
20247 if one operand is 0xff and the other one si, di, bp or sp.
20248 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
20249 other one si, di, bp or sp.
20250 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
20251 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
20252 type and mode attributes.
20253 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
20254 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
20255 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
20256 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
20257 prefix_data16 attribute iff MODE_DF.
20258 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
20259 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
20260 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
20261 constm128_operand in length_immediate computation.
20262 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
20263 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
20264 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
20265 length_immediate attribute to 1.
20266 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
20267 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
20268 for certain alternatives.
20269 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
20270 prefix_data16 attribute if MODE_V1DF.
20271 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
20272 length_immediate to 1.
20273 (set_got_rex64, set_rip_rex64): Remove length attribute, set
20274 length_address to 4, set mode attribute to MODE_DI.
20275 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
20276 (fxam<mode>2_i387): Set length attribute to 4.
20277 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
20278 *prefetch_3dnow_rex): Override length_address attribute.
20279 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
20281 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
20282 (constm128_operand): Removed.
20283 * config/i386/i386.c (memory_address_length): For
20284 disp && !index && !base in 64-bit mode account for SIB byte if
20285 print_operand_address can't optimize disp32 into disp32(%rip)
20286 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
20287 for fs: or gs: segment.
20288 (ix86_attr_length_immediate_default): When checking if shortform
20289 is possible, truncate immediate to the length of the non-shortened
20291 (ix86_attr_length_address_default): Ignore MEM_P operands
20293 (ix86_attr_length_vex_default): Only check for DImode on
20294 GENERAL_REG_P operands.
20295 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
20296 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
20297 (sse_cvttps2pi): Clear prefix_rep attribute.
20298 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
20300 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
20301 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
20302 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
20303 iff operand 2 is const_int_operand.
20304 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
20305 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
20306 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
20308 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
20310 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
20311 prefix_data16 attribute for movlpd and movhpd instructions.
20312 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
20313 length_immediate for shufpd instruction.
20314 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
20315 (avx_cmpp<avxmodesuffixf2c><mode>3,
20316 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
20317 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
20318 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
20319 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
20320 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
20321 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
20322 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
20323 prefix_data16 attribute for the first alternative to 1.
20324 (*avx_loadlps): Override length_immediate for the first alternative.
20325 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
20326 attributes for second alternative.
20327 (*vec_concatv2sf_sse4_1): Override length_immediate and
20328 prefix_data16 attributes for second alternative.
20329 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
20330 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
20331 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
20332 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
20333 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
20334 prefix_data16 and length_immediate to 1.
20335 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
20337 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
20338 prefix_extra attribute for variants that don't have 0f prefix alone.
20339 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
20340 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
20341 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
20342 *sse4_1_pextrd): Set length_immediate to 1.
20343 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
20344 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
20346 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
20347 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
20348 length_immediate to 1 for second alternative.
20349 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
20350 prefix_extra and length_immediate attributes for the first
20352 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
20354 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
20355 to 1 for the first and third alternative.
20356 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
20358 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
20360 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
20362 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
20363 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
20364 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
20365 *avx_psign<mode>3): Set prefix_extra attribute to 1.
20366 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
20367 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
20368 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
20369 ssse3_psign<mode>3): Override prefix_rex attribute.
20370 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
20371 (ssse3_palignrti): Override length_immediate to 1.
20372 (ssse3_palignrdi): Override length_immediate to 1, override
20373 prefix_rex attribute.
20374 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
20375 (sse4a_extrqi): Override length_immediate to 2.
20376 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
20377 (sse4a_insertq): Override prefix_data16 to 0.
20378 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
20379 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
20380 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
20381 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
20382 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
20383 and length_immediate to 1.
20384 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
20385 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
20386 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
20387 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
20388 and length_immediate to 1.
20389 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
20390 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
20391 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
20392 avx_ptest256): Override prefix_extra to 1.
20393 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
20394 Override prefix_data16 and length_immediate to 1.
20395 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
20396 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
20397 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
20398 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
20399 prefix_data16 to 0 and prefix_extra to 2.
20400 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
20401 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
20403 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
20404 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
20405 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
20406 and prefix_extra to 2.
20407 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
20408 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
20409 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
20410 avx_vpermilvar<mode>3,
20411 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
20412 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
20413 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
20414 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
20415 Override prefix_extra to 1.
20416 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
20417 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
20418 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
20419 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
20420 prefix_extra and length_immediate to 1.
20421 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
20423 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
20424 to 1 for the first alternative.
20425 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
20426 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
20428 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
20429 *movv2sf_internal_avx, *movv2sf_internal): Override
20430 prefix_rep attribute for certain alternatives.
20431 (*mov<mode>_internal): Override prefix_rep or prefix_data16
20432 attributes for certain alternatives.
20433 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
20434 attributes for certain alternatives.
20435 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
20436 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
20437 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
20438 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
20439 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
20440 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
20441 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
20442 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
20443 length_immediate to 1 if operand 2 is const_int_operand.
20444 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
20445 *vec_extractv2si_1): Set length_immediate attribute to 1.
20446 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
20447 using old 3DNOW insn rather than SSE/3DNOW_A.
20448 (mmx_emms, mmx_femms): Clear modrm attribute.
20450 2009-05-29 Martin Jambor <mjambor@suse.cz>
20452 * tree-sra.c: New implementation of SRA.
20454 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
20455 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
20456 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
20457 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
20458 (SRA_MAX_STRUCTURE_COUNT): Removed.
20459 (SRA_FIELD_STRUCTURE_RATIO): Removed.
20460 * doc/invoke.texi (sra-max-structure-size): Removed.
20461 (sra-field-structure-ratio): Removed.
20463 2009-05-29 Jakub Jelinek <jakub@redhat.com>
20465 PR middle-end/40291
20466 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
20469 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
20471 PR rtl-optimization/40101
20472 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
20473 seqno. Adjust comment.
20474 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
20475 inserting bookkeeping before a jump, the jump is not scheduled.
20476 When no positive seqno found, provide a value. Add comment.
20478 2009-05-29 Richard Guenther <rguenther@suse.de>
20480 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
20481 short-cutting on the first component.
20483 2009-05-29 Jakub Jelinek <jakub@redhat.com>
20485 PR middle-end/39958
20486 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
20487 for trees other than decls/types.
20489 2009-05-29 Richard Guenther <rguenther@suse.de>
20491 * tree-ssa-operands.c (get_expr_operands): Do not handle
20492 INDIRECT_REFs in the handled-component case. Remove
20493 unused get_ref_base_and_extent case.
20494 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
20495 tree_low_cst and host_integerp where possible.
20496 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
20497 codes for equivalence.
20498 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
20500 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
20502 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
20503 to tmake_file for i[34567]86-*-cygwin*.
20505 2009-05-29 Jakub Jelinek <jakub@redhat.com>
20508 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
20509 (altivec_categorize_keyword, init_vector_keywords,
20510 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
20513 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
20515 * tree.c (handle_dll_attribute): Check if node is
20516 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
20518 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
20520 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
20522 (thumb2_zero_extendqidi2): Likewise.
20524 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
20526 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
20527 instead of gen_movrt.
20528 * config/sh/sh.md (movrt): Remove.
20530 2009-05-28 Steve Ellcey <sje@cup.hp.com>
20532 * doc/invoke.texi (IA-64 Options):
20533 Add -msdata, -mfused-madd, -mno-inline-float-divide,
20534 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
20535 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
20536 -msched-prefer-non-control-spec-insns,
20537 -msched-stop-bits-after-every-cycle,
20538 -msched-count-spec-in-critical-path,
20539 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
20540 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
20541 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
20542 and -msched-spec-verbose.
20544 2009-05-28 Joseph Myers <joseph@codesourcery.com>
20546 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
20547 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
20549 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
20551 2009-05-28 Richard Guenther <rguenther@suse.de>
20553 * tree-ssa-alias.c (ao_ref_init): New function.
20554 (ao_ref_base): Likewise.
20555 (ao_ref_base_alias_set): Likewise.
20556 (ao_ref_alias_set): Likewise.
20557 (refs_may_alias_p_1): Change signature.
20558 (refs_may_alias_p): Adjust.
20559 (refs_anti_dependent_p): Likewise.
20560 (refs_output_dependent_p): Likewise.
20561 (call_may_clobber_ref_p_1): Change signature.
20562 (call_may_clobber_ref_p): Adjust.
20563 (stmt_may_clobber_ref_p_1): New function split out from ...
20564 (stmt_may_clobber_ref_p): ... here.
20565 (maybe_skip_until): Adjust signature.
20566 (get_continuation_for_phi): Likewise.
20567 (walk_non_aliased_vuses): Likewise.
20568 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
20569 (ao_ref_init): Declare.
20570 (ao_ref_base): Likewise.
20571 (ao_ref_alias_set): Likewise.
20572 (stmt_may_clobber_ref_p_1): Likewise.
20573 (walk_non_aliased_vuses): Adjust.
20574 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
20575 (get_ref_from_reference_ops): remove.
20576 (vn_reference_lookup_2): Adjust signature.
20577 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
20578 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
20579 (vn_reference_lookup): Adjust.
20580 (vn_reference_insert): Likewise.
20581 (vn_reference_insert_pieces): Adjust signature.
20582 (visit_reference_op_call): Adjust.
20583 * tree-ssa-pre.c (get_expr_type): Simplify.
20584 (phi_translate_1): Adjust.
20585 (compute_avail): Likewise.
20586 (translate_vuse_through_block): Do not re-build trees.
20587 (value_dies_in_block_x): Likewise.
20588 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
20590 (vn_reference_lookup_pieces): Adjust declaration.
20591 (vn_reference_insert_pieces): Likewise.
20593 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
20595 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
20596 with checking disabled.
20598 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
20602 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
20603 macro definition for support of three-operand format aligned
20604 .comm directive in assembler on cygwin/pe/mingw target OS.
20605 * configure: Regenerate.
20606 * config.h: Regenerate.
20608 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
20609 aligned form of .comm directive if -mpe-aligned-commons is in effect.
20610 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
20612 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
20613 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
20615 2009-05-28 Ira Rosen <irar@il.ibm.com>
20617 PR tree-optimization/40254
20618 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
20619 in analysis of basic blocks.
20621 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
20623 PR middle-end/33699
20624 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
20625 * target-def.h (TARGET_CONST_ANCHOR): New macro.
20626 (TARGET_INITIALIZER): Use it.
20627 * cse.c (CHEAPER): Move it up to the other macros.
20628 (insert): Rename this ...
20629 (insert_with_costs): ... to this. Add cost parameters. Update
20631 (insert): New function. Call insert_with_costs.
20632 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
20633 find_reg_offset_for_const, try_const_anchors): New functions.
20634 (cse_insn): Call try_const_anchors. Adjust cost of src_related
20635 when using a const-anchor. Call insert_const_anchors.
20636 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
20637 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
20639 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
20641 * tree-inline.c (remap_decls): Enable nonlocalized variables
20642 when not optimizing.
20644 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
20646 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
20647 Simplify other tests involving optimize.
20649 2009-05-27 Tom Tromey <tromey@redhat.com>
20651 * unwind-dw2.c (_Unwind_DebugHook): New function.
20652 (uw_install_context): Call _Unwind_DebugHook.
20654 2009-05-27 Tom Tromey <tromey@redhat.com>
20656 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
20658 2009-05-27 Ian Lance Taylor <iant@google.com>
20660 * Makefile.in (LINKER, LINKER_FLAGS): Define.
20661 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
20662 (ALL_LINKERFLAGS): Define.
20663 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
20664 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
20665 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
20666 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
20667 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
20668 $(LINKER_FOR_BUILD).
20669 (build/gcov-iov$(build_exeext)): Likewise.
20671 2009-05-27 Julian Brown <julian@codesourcery.com>
20673 * gcse.c (target.h): Include.
20674 (can_assign_to_reg_without_clobbers_p): Check that the target allows
20675 copy of argument to a pseudo register.
20677 2009-05-27 Diego Novillo <dnovillo@google.com>
20679 * tree-ssa-live.c (dump_scope_block): Document arguments.
20680 (dump_scope_blocks): Document.
20681 (debug_scope_blocks): New.
20682 * tree-flow.h (debug_scope_blocks): Declare.
20684 2009-05-21 Denis Chertykov <denisc@overta.ru>
20686 * doc/contrib.texi (Contributors): Add myself to the list.
20688 2009-05-27 Olivier Hainque <hainque@adacore.com>
20690 * expr.c (target_align): New function. Alignment the TARGET of an
20691 assignment may be assume to have.
20692 (highest_pow2_factor_for_target): Use it instead of relying on
20693 immediate tree attributes of TARGET, not necessarily honored when
20694 intermediate bitfields are involved.
20696 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
20699 * config/i386/driver-i386.c (host_detect_local_cpu): Support
20700 AVX, SSE4, AES, PCLMUL and POPCNT.
20702 2009-05-27 Diego Novillo <dnovillo@google.com>
20704 * tree-pretty-print.c (dump_location): New.
20705 (dump_generic_node): Call it.
20706 Factor code to handle BLOCK nodes ...
20707 (dump_block_node): ... here.
20709 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
20711 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
20713 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
20715 * gcc-plugin.h: Include config.h and system.h.
20716 (IN_GCC): Define if not defined.
20718 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
20720 PR middle-end/40249
20721 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
20724 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
20726 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
20728 * config/m32r/m32r.h: Ditto.
20729 * config/m32r/m32r.md: Ditto.
20730 * config/m32r/predicates.md: Ditto.
20732 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
20734 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
20736 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
20739 (Loading plugins): typo.
20740 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
20741 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
20742 (Interacting with the GCC Garbage Collector): Added new section.
20743 (Giving information about a plugin): Added new section for
20745 * ggc.h (ggc_register_root_tab): Added declaration.
20746 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
20747 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
20748 (register_callback): Improved comment in declaration.
20749 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
20750 (extra_root_vec) Added static variable for dynamic roots registration.
20751 (ggc_register_root_tab) Added new routine.
20752 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
20753 PLUGIN_GGC_MARKING event.
20754 * ggc-zone.c: Include plugin.h.
20755 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
20756 * ggc-page.c: Include plugin.h.
20757 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
20758 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
20759 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
20760 (register_callback): check lack of callbacks for
20761 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
20762 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
20763 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
20764 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
20765 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
20766 dependency on plugin.h.
20767 (plugin.o): Added dependency on ggc.h...
20769 2009-05-26 Richard Guenther <rguenther@suse.de>
20771 PR middle-end/40248
20773 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
20774 with mismatched comparison modes.
20776 * expr.c (expand_expr_real_1): Expand the operand of a
20777 VIEW_CONVERT_EXPR in its natural mode.
20779 2009-05-26 Ian Lance Taylor <iant@google.com>
20781 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
20782 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
20783 (ALL_COMPILERFLAGS): Define.
20784 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
20785 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
20786 (collect2$(exeext), collect2.o): Likewise.
20787 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
20788 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
20789 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
20790 (libbackend.o, intl.o, cppdefault.o): Likewise.
20791 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
20792 (build/%.o): Use $(COMPILER_FOR_BUILD).
20793 (build/gen%$(build_exeext)): Likewise.
20794 (build/gcov-iov$(build_exeext)): LIkewise.
20795 * config/t-darwin (darwin.o): Use $(COMPILER).
20796 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
20797 * config/t-sol2 (sol2-c.o): Likewise.
20798 (sol2.o): Likewise.
20799 * config/t-vxworks (vxworks.o): Likewise.
20800 * config/x-darwin (host-darwin.o): Likewise.
20801 * config/x-hpux (host-hpux.o): Likewise.
20802 * config/x-linux (host-linux.o): Likewise.
20803 * config/x-solaris (host-solaris.o): Likewise.
20804 * config/alpha/x-alpha (driver-alpha.o): Likewise.
20805 * config/arm/t-arm (arm-c.o): Likewise.
20806 * config/arm/t-pe (pe.o): Likewise.
20807 * config/arm/t-wince-pe (pe.o): Likewise.
20808 * config/i386/t-cygming (winnt.o): Likewise.
20809 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
20810 * config/i386/t-cygwin (cygwin1.o): Likewise.
20811 (cygwin2.o): Likewise.
20812 * config/i386/t-i386 (i386-c.o): Likewise.
20813 * config/i386/t-interix (winnt.o): Likewise.
20814 * config/i386/t-netware (netware.o): Likewise.
20815 * config/i386/t-nwld (nwld.o): Likewise.
20816 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
20817 * config/i386/x-i386 (driver-i386.o): Likewise.
20818 * config/i386/x-cygwin (host-cygwin.o): Likewise.
20819 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
20820 * config/ia64/t-ia64 (ia64-c.o): Likewise.
20821 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
20822 * config/mips/x-native (driver-native.o): Likewise.
20823 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
20824 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
20825 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
20826 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
20827 * config/score/t-score-elf (score7.o): Likewise.
20828 (score3.o): Likewise.
20829 * config/sh/t-sh (sh-c.o): Likewise.
20830 * config/sh/t-symbian (sh-c.o): Likewise.
20831 (symbian.o): Likewise.
20832 * config/spu/t-spu-elf (spu-c.o): Likewise.
20833 * config/v850/t-v850 (v850-c.o): Likewise.
20834 * config/v850/t-v850e (v850-c.o): Likewise.
20836 2009-05-26 Richard Guenther <rguenther@suse.de>
20838 PR tree-optimization/40122
20839 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
20840 VECTOR_CSTs if possible.
20841 (fold_gimple_assign): Likewise.
20843 2009-05-26 Richard Guenther <rguenther@suse.de>
20845 PR middle-end/40252
20846 * fold-const.c (fold_binary): Use the correct types for building
20849 2009-05-26 Richard Guenther <rguenther@suse.de>
20851 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
20852 redundant calls to merge_alias_info.
20853 (bump_vector_ptr): Likewise.
20854 * tree-ssa-copy.c (merge_alias_info): Remove.
20855 (replace_exp_1): Remove call to merge_alias_info.
20856 (propagate_tree_value): Likewise.
20857 (fini_copy_prop): Propagate points-to info.
20858 * tree-flow.h (merge_alias_info): Remove.
20860 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
20862 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
20864 2009-05-25 Jan Hubicka <jh@suse.cz>
20866 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
20867 * cgraph.h (struct inline_summary): New filed self_wize,
20868 size_inlining_benefit, self_time and time_inlining_benefit.
20869 (struct cgraph_global_info): Replace insns by time ans size fields.
20870 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
20871 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
20872 (ipcp_update_callgraph): Do not touch function bodies.
20873 * ipa-inline.c: Include except.h
20874 (MAX_TIME): New constant.
20875 (overall_insns): Remove.
20876 (leaf_node_p): New.
20877 (overall_size, max_benefit): New static variables.
20878 (cgraph_estimate_time_after_inlining): New function.
20879 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
20880 (cgraph_clone_inlined_nodes): Update size.
20881 (cgraph_mark_inline_edge): Update size.
20882 (cgraph_estimate_growth): Use size info.
20883 (cgraph_check_inline_limits): Check size.
20884 (cgraph_default_inline_p): Likewise.
20885 (cgraph_edge_badness): Compute badness based on benefit and size cost.
20886 (cgraph_decide_recursive_inlining): Check size.
20887 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
20889 (cgraph_decide_inlining): Likewise.
20890 (cgraph_decide_inlining_incrementally): Likewise; honor
20891 PARAM_EARLY_INLINING_INSNS.
20892 (likely_eliminated_by_inlining_p): New predicate.
20893 (estimate_function_body_sizes): New function.
20894 (compute_inline_parameters): Use it.
20895 * except.c (must_not_throw_labels): New function.
20896 * except.h (must_not_throw_labels): Declare.
20897 * tree-inline.c (init_inline_once): Kill inlining_weigths
20898 * tree-ssa-structalias.c: Avoid uninitialized warning.
20899 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
20900 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
20901 (PARAM_INLINE_CALL_COST): Remove.
20902 (PARAM_EARLY_INLINING_INSNS): New.
20904 2009-05-25 Richard Guenther <rguenther@suse.de>
20906 PR tree-optimization/36327
20907 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
20908 callback for reference translation or lookup at the point of may-defs.
20909 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
20910 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
20911 for union COMPONENT_REFs.
20912 (vn_reference_lookup_3): New callback. Lookup from memset
20913 and CONSTRUCTOR assignment, translate through struct copies.
20914 (vn_reference_lookup_pieces): Make sure to not free the
20915 passed operands array. Adjust walk_non_aliased_vuses call.
20916 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
20917 make sure we do not leak memory.
20919 2009-05-25 Richard Guenther <rguenther@suse.de>
20921 * tree-ssa-alias.h (dump_points_to_solution): Declare.
20922 * tree-inline.c (expand_call_inline): Reset the escaped and
20923 callused solutions.
20924 * tree-ssa-structalias.c (pass_build_ealias): New.
20925 * tree-pass.h (pass_build_ealias): Declare.
20926 * passes.c (init_optimization_passes): Add PTA during
20927 early optimizations.
20928 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
20929 and CALLUSED solutions.
20930 (dump_points_to_solution): New function, split out from ...
20931 (dump_points_to_info_for): ... here.
20932 * tree-parloops.c (parallelize_loops): Reset the escaped and
20933 callused solutions.
20935 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
20938 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
20939 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
20941 2009-05-25 Ira Rosen <irar@il.ibm.com>
20943 PR tree-optimization/40238
20944 * tree-vect-stmts.c (vect_init_vector): Insert initialization
20945 statements after basic block's labels.
20946 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
20947 to free the allocated memory.
20949 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
20951 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
20952 return address with a USE.
20954 2009-05-24 Richard Guenther <rguenther@suse.de>
20956 PR middle-end/40233
20957 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
20958 array type from the main variant of the inner type.
20960 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
20962 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
20963 definition to bool (from int) to un-break build.
20964 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
20966 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
20968 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
20969 discard_stmt_changes): Delete.
20970 * tree-ssa-operands.c (scb_stack): Delete.
20971 (init_ssa_operands): Do not initialize it.
20972 (fini_ssa_operands): Do not free it.
20973 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
20975 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
20976 update_stmt, remove the others. Fix comments.
20977 * tree-dfa.c (optimize_stack_restore): Likewise.
20978 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
20979 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
20980 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
20981 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
20983 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
20984 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
20985 (dom_opt_finalize_block): Likewise, adjusting access to
20987 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
20988 (stmts_to_rescan): Change item type to gimple.
20989 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
20991 2009-05-24 Ira Rosen <irar@il.ibm.com>
20993 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
20994 * tree-pass.h (pass_slp_vectorize): New pass.
20995 * params.h (SLP_MAX_INSNS_IN_BB): Define.
20996 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
20997 * tree-vectorizer.c (timevar.h): Include.
20998 (user_vect_verbosity_level): Declare.
20999 (vect_location): Fix comment.
21000 (vect_set_verbosity_level): Update user_vect_verbosity_level
21001 instead of vect_verbosity_level.
21002 (vect_set_dump_settings): Add an argument. Ignore user defined
21003 verbosity if dump flags require higher level of verbosity. Print to
21004 stderr only for loop vectorization.
21005 (vectorize_loops): Update call to vect_set_dump_settings.
21006 (execute_vect_slp): New function.
21007 (gate_vect_slp): Likewise.
21008 (struct gimple_opt_pass pass_slp_vectorize): New.
21009 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
21010 access its members.
21011 (vec_info_for_bb): New function.
21012 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
21013 (VECTORIZATION_ENABLED): New macro.
21014 (SLP_ENABLED, SLP_DISABLED): Likewise.
21015 (vect_is_simple_use): Add bb_vec_info argument.
21016 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
21017 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
21018 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
21019 vect_schedule_slp, vect_analyze_slp): Likewise.
21020 (vect_analyze_stmt): Add slp_tree argument.
21021 (find_bb_location): Declare.
21022 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
21023 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
21024 (vect_analyze_loop_operations, vect_analyze_loop,
21025 get_initial_def_for_induction, vect_create_epilog_for_reduction,
21026 vect_finalize_reduction, vectorizable_reduction,
21027 vectorizable_live_operation, vect_transform_loop): Likewise.
21028 * tree-data-ref.c (dr_analyze_innermost): Update comment,
21029 skip evolution analysis if analyzing a basic block.
21030 (dr_analyze_indices): Likewise.
21031 (initialize_data_dependence_relation): Skip the test whether the
21032 object is invariant for basic blocks.
21033 (compute_all_dependences): Skip dependence analysis for data
21034 references in basic blocks.
21035 (find_data_references_in_stmt): Don't fail in case of invariant
21036 access in basic block.
21037 (find_data_references_in_bb): New function.
21038 (find_data_references_in_loop): Move code to
21039 find_data_references_in_bb and add a call to it.
21040 (compute_data_dependences_for_bb): New function.
21041 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
21042 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
21044 (vect_analyze_data_ref_dependence): Check for interleaving in case of
21045 unknown dependence in basic block and fail in case of dependence in
21047 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
21048 dependence instances from either loop or basic block vectorization
21050 (vect_compute_data_ref_alignment): Check if it is loop vectorization
21051 before calling nested_in_vect_loop_p.
21052 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
21053 dependence instances from either loop or basic block vectorization
21055 (vect_verify_datarefs_alignment): Likewise.
21056 (vect_enhance_data_refs_alignment): Adjust function calls.
21057 (vect_analyze_data_refs_alignment): Likewise.
21058 (vect_analyze_group_access): Fix printing. Skip different checks if
21059 DR_STEP is 0. Keep strided stores either in loop or basic block
21060 vectorization data structure. Fix indentation.
21061 (vect_analyze_data_ref_access): Fix comments, allow zero step in
21063 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
21064 dependence instances from either loop or basic block vectorization
21066 (vect_analyze_data_refs): Update comment. Call
21067 compute_data_dependences_for_bb to analyze basic blocks.
21068 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
21069 case of loop vectorization. In case of basic block vectorization use
21070 data-ref itself as a base.
21071 (vect_create_data_ref_ptr): In case of basic block vectorization:
21072 don't advance the pointer, add new statements before the current
21073 statement. Adjust function calls.
21074 (vect_supportable_dr_alignment): Support only aligned accesses in
21075 basic block vectorization.
21076 * common.opt (ftree-slp-vectorize): New flag.
21077 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
21078 (vect_pattern_recog_1): Likewise.
21079 * tree-vect-stmts.c (process_use): Likewise.
21080 (vect_init_vector): Add new statements in the beginning of the basic
21081 block in case of basic block SLP.
21082 (vect_get_vec_def_for_operand): Adjust function calls.
21083 (vect_finish_stmt_generation): Likewise.
21084 (vectorizable_call): Add assert that it is loop vectorization, adjust
21086 (vectorizable_conversion, vectorizable_assignment): Likewise.
21087 (vectorizable_operation): In case of basic block SLP, take
21088 vectorization factor from statement's type and skip the relevance
21089 check. Adjust function calls.
21090 (vectorizable_type_demotion): Add assert that it is loop
21091 vectorization, adjust function calls.
21092 (vectorizable_type_promotion): Likewise.
21093 (vectorizable_store): Check for outer loop only in case of loop
21094 vectorization. Adjust function calls. For basic blocks, skip the
21095 relevance check and don't advance pointers.
21096 (vectorizable_load): Likewise.
21097 (vectorizable_condition): Add assert that it is loop vectorization,
21098 adjust function calls.
21099 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
21100 that it is not reduction, get vector type, call only supported
21101 functions, skip loop specific parts.
21102 (vect_transform_stmt): Check for outer loop only in case of loop
21104 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
21105 (vect_is_simple_use): Fix comment, add new argument, fix conditions
21106 for external definition.
21107 * passes.c (pass_slp_vectorize): New pass.
21108 * tree-vect-slp.c (find_bb_location): New function.
21109 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
21110 check for patterns only in loops.
21111 (vect_build_slp_tree): Add argument, adjust function calls, fail in
21112 case of multiple types in basic block SLP.
21113 (vect_mark_slp_stmts_relevant): New function.
21114 (vect_supported_load_permutation_p): Fix comment.
21115 (vect_analyze_slp_instance): Add argument. In case of basic block
21116 SLP, take vectorization factor from statement's type, check that
21117 unrolling factor is 1. Adjust function call. Save SLP instance in
21118 either loop or basic block vectorization structure. Return FALSE,
21120 (vect_analyze_slp): Add argument. Get strided stores groups from
21121 either loop or basic block vectorization structure. Return FALSE
21122 if basic block SLP failed.
21123 (new_bb_vec_info): New function.
21124 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
21125 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
21126 (vect_schedule_slp): Add argument. Get SLP instances from either
21127 loop or basic block vectorization structure. Set vectorization factor
21128 to be 1 for basic block SLP.
21129 (vect_slp_transform_bb): New function.
21130 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
21132 2009-05-23 Mark Mitchell <mark@codesourcery.com>
21134 * final.c (shorten_branches): Do not align labels for jump tables.
21135 (final_scan_insn): Use JUMP_TABLE_DATA_P.
21137 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
21139 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
21140 Remove outdated reference to flow.c and fix nits.
21141 * doc/gccint.texi: Tweak RTL description.
21142 * doc/rtl.texi: Likewise.
21144 2009-05-23 Denis Chertykov <chertykov@gmail.com>
21146 * config/avr/avr.c: Change my email address.
21147 * config/avr/avr.h: Likewise.
21148 * config/avr/avr.md: Likewise.
21149 * config/avr/avr-protos.h: Likewise.
21150 * config/avr/libgcc.S: Likewise.
21152 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
21154 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
21155 (spu_split_load, spu_split_store): Change return type to int.
21156 (spu_split_convert): Declare.
21157 * config/spu/predicates.md (spu_mem_operand): Remove.
21158 (spu_mov_operand): Update.
21159 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
21160 * config/spu/spu.c (regno_aligned_for_load): Remove.
21161 (reg_aligned_for_addr, spu_expand_load): Define.
21162 (spu_expand_extv): Reimplement and handle MEM.
21163 (spu_expand_insv): Handle MEM.
21164 (spu_sched_reorder): Handle insn's with length 0.
21165 (spu_legitimate_address_p): Reimplement.
21166 (store_with_one_insn_p): Return TRUE for any mode with size
21167 larger than 16 bytes.
21168 (address_needs_split): Define.
21169 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
21171 (spu_convert_move): Define.
21172 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
21173 (spu_split_store): Change all MEM's to TImode.
21174 (spu_init_expanders): Preallocate registers that correspond to
21175 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
21177 (spu_split_convert): Define.
21178 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
21179 (_move<mode>, _movdi, _movti): Update predicate and condition.
21180 (load, store): Change to define_split.
21181 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
21183 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
21184 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
21185 define_insn_and_split of lshr<mode>3.
21186 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
21187 (<v>ashr<mode>3_imm): Define.
21188 (extv, extzv, insv): Allow MEM operands.
21189 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
21190 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
21191 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
21192 (_spu_convert2): Change to define_insn_and_split and remove the
21193 corresponding define_peephole2.
21194 (stack_protect_set, stack_protect_test, stack_protect_test_si):
21195 Change predicates to memory_operand.
21197 2009-05-22 Mark Mitchell <mark@codesourcery.com>
21199 * config/arm/thumb2.md: Add 16-bit multiply instructions.
21201 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
21203 PR tree-optimization/40219
21204 * tree.c (iterative_hash_expr): Make sure the builtin function is
21205 a normal builtin function and not a front end or back end builtin
21206 before indexing into the built_in_decls array.
21208 2009-05-22 Richard Guenther <rguenther@suse.de>
21210 PR middle-end/38964
21211 * alias.c (write_dependence_p): Do not use TBAA for answering
21212 anti-dependence or output-dependence.
21213 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
21214 (emit_pointer_definition): Remove.
21215 (emit_alias_warning): Likewise.
21216 (find_what_var_points_to): Remove TBAA pruning code.
21217 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
21219 (compute_points_to_sets): Remove code computing the set of
21220 dereferenced pointers.
21221 * tree-data-ref.c (dr_may_alias_p): Properly use the split
21222 oracle for querying anti and output dependencies.
21223 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
21224 if TBAA may be applied.
21225 (refs_anti_dependent_p): New function.
21226 (refs_output_dependent_p): Likewise.
21227 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
21228 (refs_output_dependent_p): Likewise.
21229 * doc/tree-ssa.texi (Memory model): New section.
21230 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
21231 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
21232 * cfgexpand.c (expand_gimple_basic_block): Do not handle
21233 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
21234 * expr.c (expand_expr_real_1): Likewise.
21235 * gimple-low.c (lower_stmt): Likewise.
21236 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
21237 (dump_gimple_cdt): Remove.
21238 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
21239 (gimple_size): Likewise.
21240 (walk_gimple_op): Likewise.
21241 (is_gimple_stmt): Likewise.
21242 (walk_stmt_load_store_addr_ops): Likewise.
21243 (gimple_build_cdt): Remove.
21244 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
21245 * gimple.h (gimple_cdt_new_type): Remove.
21246 (gimple_cdt_new_type_ptr): Likewise.
21247 (gimple_cdt_set_new_type): Likewise.
21248 (gimple_cdt_location): Likewise.
21249 (gimple_cdt_location_ptr): Likewise.
21250 (gimple_cdt_set_location): Likewise.
21251 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
21252 * tree-cfg.c (remove_useless_stmts_1): Do not handle
21253 GIMPLE_CHANGE_DYNAMIC_TYPE.
21254 (verify_types_in_gimple_stmt): Likewise.
21255 * tree-inline.c (estimate_num_insns): Likewise.
21256 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
21257 (copy_decl_to_var): Likewise.
21258 (copy_result_decl_to_var): Likewise.
21259 * tree-pretty-print.c (dump_generic_node): Do not handle
21260 CHANGE_DYNAMIC_TYPE_EXPR.
21261 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
21262 * tree-ssa-operands.c (get_expr_operands): Likewise.
21263 * tree-ssa-structalias.c (struct variable_info): Remove
21264 no_tbaa_pruning member.
21265 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
21266 (unify_nodes): Do not copy it.
21267 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
21268 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
21269 (set_uids_in_ptset): Do not check it.
21270 (find_what_var_points_to): Likewise.
21271 (compute_tbaa_pruning): Remove.
21272 (compute_points_to_sets): Do not call it.
21273 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
21274 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
21275 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
21276 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
21277 (DECL_NO_TBAA_P): Likewise.
21278 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
21279 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
21280 (expand_omp_atomic_pipeline): Do not set it.
21281 * print-tree.c (print_node): Do not dump it.
21282 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
21285 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
21288 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
21291 2009-05-22 Mark Mitchell <mark@codesourcery.com>
21293 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
21296 2009-05-22 Ben Elliston <bje@au.ibm.com>
21298 * Makefile.in (bversion.h, s-bversion): New targets.
21299 (TOPLEV_H): Add bversion.h.
21300 * toplev.h: Include "bversion.h".
21301 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
21302 the __format__ attribute only if compiling with the same version
21303 of GCC as the sources (the "build version").
21305 2009-05-22 Ben Elliston <bje@au.ibm.com>
21307 * c-format.c (handle_format_attribute): Fix comment typo.
21309 2009-05-21 Steve Ellcey <sje@cup.hp.com>
21312 * config/ia64/ia64.opt (mfused-madd): New.
21313 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
21314 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
21315 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
21316 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
21317 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
21318 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
21319 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
21320 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
21321 instruction if !TARGET_FUSED_MADD.
21322 (fpma, fpms): Remove colon from name.
21324 2009-05-22 Richard Guenther <rguenther@suse.de>
21326 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
21327 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
21328 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
21330 (create_expression_by_pieces): Only convert if necessary.
21331 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
21332 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
21334 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
21336 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
21337 regular pattern from a template and rename it ...
21338 (*extzv_truncsi_exts): ... to this.
21340 2009-05-21 Richard Guenther <rguenther@suse.de>
21342 * cgraph.h (struct cgraph_node): Remove inline_decl member.
21343 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
21344 (cgraph_default_inline_p): Likewise.
21345 (cgraph_decide_inlining_incrementally): Likewise.
21347 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
21348 Uros Bizjak <ubizjak@gmail.com>
21350 * config/i386/cpuid.h (bit_MOVBE): New.
21352 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
21354 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
21355 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
21356 (ix86_handle_option): Handle OPT_mmovbe.
21357 (ix86_target_string): Add -mmovbe.
21358 (pta_flags): Add PTA_MOVBE.
21359 (processor_alias_table): Add PTA_MOVBE to "atom".
21360 (override_options): Handle PTA_MOVBE.
21362 * config/i386/i386.h (TARGET_MOVBE): New.
21364 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
21365 (*bswapsi_movbe): New.
21366 (*bswapdi_movbe): Likewise.
21367 (bswapdi2): Renamed to ...
21368 (*bswapdi_1): This.
21369 (bswapdi2): New expander.
21371 * config/i386/i386.opt (mmovbe): New.
21373 * doc/invoke.texi: Document -mmovbe.
21375 2009-05-21 Taras Glek <tglek@mozilla.com>
21377 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
21378 * gcc-plugin.h (plugin_init): Updated signature.
21379 * gcc-plugin.h (plugin_name_args): Moved to this header.
21380 * doc/plugins.texi (plugin_init): Updated documention to reflect
21382 * doc/plugins.texi (plugin_name_args): Added to documention.
21384 2009-05-21 Mark Mitchell <mark@codesourcery.com>
21386 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
21387 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
21389 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
21391 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
21392 JUMP_TABLE_DATA_P predicates where applicable.
21393 * config/i386/predicates.md: Ditto.
21394 * config/i386/sse.md: Ditto.
21396 2009-05-21 Jakub Jelinek <jakub@redhat.com>
21398 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
21399 operand2 -128 override length_immediate attribute to 1.
21400 * config/i386/predicates.md (constm128_operand): New predicate.
21402 * config/i386/i386.c (memory_address_length): Handle %r12
21403 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
21405 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
21406 mode look through optional ZERO_EXTEND and SUBREG.
21407 * config/i386/i386.md (R12_REG): New define_constant.
21408 (prefix_data16): For sse unit set also for MODE_TI insns.
21409 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
21410 insns set if operand 1 is ext_QIreg_operand.
21411 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
21412 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
21414 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
21415 mode from MODE_DI to MODE_SI.
21416 (movdi_1_rex64): Override modrm and length_immediate attributes
21417 only for movabs (TYPE_IMOV, alternative 2).
21418 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
21419 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
21420 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
21421 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
21422 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
21423 prefix_rex attribute if DImode.
21424 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
21425 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
21426 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
21427 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
21428 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
21429 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
21430 Likewise. For TYPE_IMOV clear length_immediate attribute.
21431 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
21432 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
21433 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
21434 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
21435 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
21436 or one operand TYPE_ISHIFT.
21437 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
21438 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
21439 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
21440 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
21441 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
21442 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
21443 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
21444 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
21445 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
21446 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
21447 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
21448 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
21449 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
21450 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
21451 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
21452 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
21453 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
21454 set mode attribute, don't override length attribute.
21455 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
21457 (return_internal_long): Set length attribute to 2 instead of 1.
21458 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
21459 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
21460 prefix_rex attribute.
21461 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
21463 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
21465 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21467 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
21469 2009-05-20 Ian Lance Taylor <iant@google.com>
21471 * tree.c (build_tree_list_vec_stat): New function.
21472 (ctor_to_vec): New function.
21473 (build_nt_call_vec): New function.
21474 (build_call_array): Change args to be a const pointer.
21475 (build_call_vec): New function.
21476 * tree.h (build_nt_call_vec): Declare.
21477 (build_tree_list_vec_stat): Declare.
21478 (build_tree_list_vec): Define.
21479 (build_call_array): Update declaration.
21480 (build_call_vec): Declare.
21481 (ctor_to_vec): Declare.
21482 * c-common.c (tree_vector_cache): New static variable.
21483 (make_tree_vector): New function.
21484 (release_tree_vector): New function.
21485 (make_tree_vector_single): New function.
21486 (make_tree_vector_copy): New function.
21487 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
21488 (make_tree_vector_single, make_tree_vector_copy): Declare.
21489 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
21490 (c_parser_expr_list): Don't manage cache here, instead call
21492 (c_parser_release_expr_list): Remove static function.
21493 (c_parser_vec_to_tree_list): Remove static function.
21494 (c_parser_attributes): Call build_tree_list_vec instead of
21495 c_parser_vec_to_tree_list. Call release_tree_vector instead of
21496 c_parser_release_expr_list.
21497 (c_parser_postfix_expression_after_primary): Likewise.
21498 (c_parser_objc_keywordexpr): Likewise.
21500 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
21502 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
21503 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
21504 TARGET_CONVERT_TO_TYPE.
21505 * hooks.c (hook_tree_const_tree_null): Define.
21506 * hooks.h (hook_tree_const_tree_null): Declare.
21507 * target.h (struct gcc_target): Add invalid_parameter_type,
21508 invalid_return_type, promoted_type, and convert_to_type fields.
21509 * target-def.h (TARGET_INVALID_PARAMETER_TYPE): Define.
21510 (TARGET_INVALID_RETURN_TYPE): Define.
21511 (TARGET_PROMOTED_TYPE): Define.
21512 (TARGET_CONVERT_TO_TYPE): Define.
21513 (TARGET_INITIALIZER): Update for new fields.
21514 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
21515 (grokparms): Check targetm.invalid_parameter_type.
21516 * c-typeck.c (default_conversion): Check targetm.promoted_type.
21517 * c-convert.c (convert): Check targetm.convert_to_type.
21519 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
21521 * config/mips/mips.md (*extenddi_truncate<mode>,
21522 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
21524 (*extendhi_truncateqi): New define_insn_and_sptit.
21526 2009-05-20 Jakub Jelinek <jakub@redhat.com>
21528 PR middle-end/40204
21529 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
21530 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
21532 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
21534 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
21535 the operand of VIEW_CONVERT_EXPR.
21537 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
21539 * config/i386/driver-i386.c (host_detect_local_cpu): Check
21540 extended family and model for Intel processors. Support Intel Atom.
21542 2009-05-20 Olivier Hainque <hainque@adacore.com>
21544 * gstab.h (stab_code_type): Define, to be used instead of the
21545 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
21547 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
21548 occurrences by stab_code_type.
21549 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
21551 2009-05-20 Martin Jambor <mjambor@suse.cz>
21553 * tree-flow.h (insert_edge_copies_seq): Undeclare.
21554 (sra_insert_before): Likewise.
21555 (sra_insert_after): Likewise.
21556 (sra_init_cache): Likewise.
21557 (sra_type_can_be_decomposed_p): Likewise.
21558 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
21559 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
21560 (sra_insert_before): Likewise.
21561 (sra_insert_after): Likewise.
21562 (sra_init_cache): Likewise.
21563 (insert_edge_copies_seq): Made static and moved upwards.
21565 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
21568 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
21570 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
21571 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
21574 2009-05-20 Richard Guenther <rguenther@suse.de>
21576 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
21577 with mismatched comparison modes.
21579 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21581 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
21582 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
21583 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
21584 with shifts for Thumb2.
21585 (orsi_notsi): New for orn.
21586 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
21587 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
21588 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
21589 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
21590 Don't invert remainder for IOR.
21592 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
21594 PR tree-optimization/40087
21595 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
21596 number_of_iterations_ne): Rename never_infinite argument.
21597 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
21598 number_of_iterations_le): Handle pointer-type ivs when
21599 exit_must_be_taken is false.
21600 (number_of_iterations_cond): Do not always assume that
21601 exit_must_be_taken if the control variable is a pointer.
21603 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
21605 * c-typeck.c (build_binary_op): Allow % on integal vectors.
21606 * doc/extend.texi (Vector Extension): Document that % is allowed too.
21608 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
21610 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
21611 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
21613 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
21616 * c.opt (Wlogical-op): Disabled by default.
21617 * c-opt (c_common_post_options): Do not enable Wlogical-op with
21619 * doc/invoke.texi (Wlogical-op): Likewise.
21621 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
21623 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
21625 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
21626 Propagate the type of the first operand.
21627 <ASSERT_EXPR>: Simplify.
21628 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
21629 Rewrite using the RHS code as discriminant.
21630 <NOP_EXPR>: Turn into CASE_CONVERT.
21631 <PLUS_EXPR>: Propagate the type of the first operand.
21633 2009-05-19 Steve Ellcey <sje@cup.hp.com>
21635 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
21636 (ia64_dconst_0_375): New.
21637 * config/ia64/ia64.c (ia64_override_options): Remove
21638 -minline-sqrt-min-latency warning.
21639 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
21640 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
21641 * config/ia64/ia64.md (*sqrt_approx): Remove.
21642 (sqrtsf2): Remove #if 0.
21643 (sqrtsf2_internal_thr): Rewrite and move to div.md.
21644 (sqrtdf): Remove assert.
21645 (sqrtdf2_internal_thr): Rewrite and move to div.md.
21646 (sqrtxf2): Remove #if 0.
21647 (sqrtxf2_internal_thr): Rewrite and move to div.md.
21648 * div.md (sqrt_approx_rf): New.
21649 (sqrtsf2_internal_thr): New implementation.
21650 (sqrtsf2_internal_lat): New.
21651 (sqrtdf2_internal_thr: New implementation.
21652 (sqrtxf2_internal): New implementation.
21654 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
21655 Hans-Peter Nilsson <hp@axis.com>
21657 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
21658 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
21659 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
21660 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
21661 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
21662 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
21663 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
21664 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
21665 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
21666 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
21667 * c-common.c: ...from here.
21669 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
21671 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
21673 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21675 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
21677 2009-05-19 Ben Elliston <bje@au.ibm.com>
21679 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
21680 assignments with memcpy calls.
21681 (add_fdes): Likewise.
21682 (binary_search_unencoded_fdes): Likewise.
21683 (linear_search_fdes): Eliminate type puns.
21685 2009-05-19 Richard Guenther <rguenther@suse.de>
21687 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
21688 not falsely claim to have propagated into all uses.
21690 2009-05-19 Ben Elliston <bje@au.ibm.com>
21692 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
21695 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
21697 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
21698 * config/sh/sh.c (sh_legitimate_address_p): Make static.
21699 (TARGET_LEGITIMATE_ADDRESS_P): New.
21700 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21701 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
21703 2009-05-18 Dodji Seketeli <dodji@redhat.com>
21706 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
21707 child of the containing namespace's DIE.
21709 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
21711 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
21712 *zero_extendhi_truncqi): Move after the zero_extend patterns.
21713 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
21716 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
21719 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
21720 gen_align with gen_pad.
21721 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
21722 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
21724 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
21725 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
21727 * config/i386/i386.md (align): Renamed to ...
21728 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
21729 ASM_OUTPUT_MAX_SKIP_PAD.
21731 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
21733 * config.gcc: Fix variable syntax.
21736 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
21737 before calling exact_log2.
21738 (output_iorsi3): Likewise.
21739 (output_xorsi3): Likewise.
21741 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
21743 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
21744 for the none zero constant operand except for EQ and NE
21745 comprisons even when the first operand is R0.
21747 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
21749 * config/s390/2064.md: Remove trailing whitespaces.
21750 * config/s390/2084.md: Likewise.
21751 * config/s390/constraints.md: Likewise.
21752 * config/s390/fixdfdi.h: Likewise.
21753 * config/s390/libgcc-glibc.ver: Likewise.
21754 * config/s390/s390-modes.def: Likewise.
21755 * config/s390/s390-protos.h: Likewise.
21756 * config/s390/s390.c: Likewise.
21757 * config/s390/s390.h: Likewise.
21758 * config/s390/s390.md: Likewise.
21759 * config/s390/tpf-unwind.h: Likewise.
21761 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
21763 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
21765 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
21768 * configure.ac (m68k-*-*): Check if binutils support TLS.
21769 * configure: Regenerate.
21770 * config/m68k/predicates.md (symbolic_operand): Extend comment.
21771 * config/m68k/constraints.md (Cu): New constraint.
21772 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
21773 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
21774 (movsi): Handle TLS symbols.
21775 (addsi3_5200): Handle XTLS symbols, indent.
21776 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
21777 (m68k_tls_reference_p): Declare.
21778 (m68k_legitimize_address): Declare.
21779 (m68k_unwrap_symbol): Declare.
21780 * config/m68k/m68k.opt (mxtls): New option.
21781 * config/m68k/m68k.c (ggc.h): Include.
21782 (m68k_output_dwarf_dtprel): Implement hook.
21783 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
21784 (m68k_expand_prologue): Load GOT pointer when function needs it.
21785 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
21786 (m68k_legitimate_constant_address_p): Same.
21787 (m68k_decompose_address): Handle TLS references.
21788 (m68k_get_gp): New static function.
21789 (enum m68k_reloc): New contants.
21790 (TLS_RELOC_P): New macro.
21791 (m68k_wrap_symbol): New static function.
21792 (m68k_unwrap_symbol): New function.
21793 (m68k_final_prescan_insn_1): New static function.
21794 (m68k_final_prescan_insn): New function.
21795 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
21797 (legitimize_pic_address): Handle TLS references..
21798 (m68k_tls_get_addr, m68k_get_tls_get_addr)
21799 (m68k_libcall_value_in_a0_p)
21800 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
21801 (m68k_call_m68k_read_tp): Helper variables and functions for ...
21802 (m68k_legitimize_tls_address): Handle TLS references.
21803 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
21805 (m68k_legitimize_address): Handle TLS symbols.
21806 (m68k_get_reloc_decoration): New static function.
21807 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
21809 (m68k_output_dwarf_dtprel): Implement hook.
21810 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
21811 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
21812 m68k_call_* routines.
21813 (sched_attr_op_type): Handle TLS symbols.
21814 (gt-m68k.h): Include.
21815 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
21816 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
21818 2009-05-18 Martin Jambor <mjambor@suse.cz>
21820 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
21821 (visit_store_addr_for_mod_analysis): New function.
21822 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
21823 (determine_cst_member_ptr): Use gimple_assign_single_p.
21824 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
21825 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
21826 operands. Don't check number of operands of a NOP_EXPR.
21828 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
21830 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
21832 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
21835 * c-common.c (warn_logical_operator): Don't warn if one of
21836 expression isn't always true or false.
21838 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
21840 * config/i386/biarch32.h: New file.
21841 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
21843 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
21845 * config/mips/mips.md (*zero_extend<mode>_trunchi,
21846 *zero_extend<mode>_truncqi): Merge these into ...
21847 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
21848 Name the pattern following this as *zero_extendhi_truncqi.
21850 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
21852 PR middle-end/39301
21853 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
21854 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
21855 (output_info): Make field HOST_WIDEST_INT.
21856 (print_statistics): Use HOST_WIDEST_INT_PRINT.
21857 (dump_bitmat_statistics): Same.
21859 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
21861 * config.gcc (use_gcc_stdint): Set to wrap.
21862 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
21863 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
21864 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
21865 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
21866 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
21867 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
21868 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
21869 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
21871 2009-05-16 Joseph Myers <joseph@codesourcery.com>
21873 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
21875 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
21876 Move definitions earlier.
21877 (OPT_ARCH64, OPT_ARCH32): Define.
21878 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
21881 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
21884 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
21887 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
21889 * arm.md (movdi2): Copy non-reg values to DImode registers.
21891 2009-05-16 Jakub Jelinek <jakub@redhat.com>
21894 * final.c (label_to_max_skip): New function.
21895 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
21896 CODE_LABEL_NUMBER <= max_labelno.
21897 * output.h (label_to_max_skip): New prototype.
21898 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
21899 (ix86_avoid_jump_mispredicts): ... this. Don't define if
21900 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
21901 Handle CODE_LABELs with >= 16 byte alignment or with
21902 max_skip == (1 << align) - 1.
21903 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
21904 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
21907 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
21908 .p2align 3 if MAX_SKIP is smaller than 7.
21909 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
21911 2009-05-15 Ian Lance Taylor <iant@google.com>
21913 * alias.c (struct alias_set_entry_d): Rename from struct
21914 alias_set_entry. Change all uses.
21915 * except.c (struct call_site_record_d): Rename from struct
21916 call_site_record. Change all uses.
21917 * except.h (struct eh_region_d): Rename from struct eh_region.
21919 * gcse.c (struct hash_table_d): Rename from struct hash_table.
21921 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
21922 ivtype_map_elt. Change all uses.
21923 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
21925 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
21926 * graphite.h (struct name_tree_d): Rename from struct name_tree.
21928 (struct sese_d): Rename from struct sese. Change all uses.
21929 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
21930 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
21931 * optabs.h (struct optab_d): Rename from struct optab. Change all
21933 (struct convert_optab_d): Rename from struct convert_optab.
21935 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
21936 ipa_opt_pass. Change all uses.
21937 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
21940 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
21941 defined as a typedef.
21942 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
21945 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
21948 * fold-const.c (make_range,build_range_check,merge_ranges): Move
21950 (merge_ranges): Returns bool.
21951 * tree.h (make_range): .. to here.
21952 (build_range_check): Likewise.
21953 (merge_ranges): Likewise. Renamed from merge_ranges.
21954 * c-typeck.c (parser_build_binary_op): Update calls to
21955 warn_logical_operator.
21956 * c-common.c (warn_logical_operator): Add new warning.
21957 * c-common.h (warn_logical_operator): Update declaration.
21959 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
21961 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
21963 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21965 * doc/install.texi: Document MPC requirements, flags etc.
21967 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
21968 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
21969 Evaluate constant arguments.
21970 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
21971 (fold_builtin_1): Likewise, also evaluate constant arguments.
21972 Remove superfluous break.
21973 (do_mpc_ckconv): New.
21974 * real.h: Include mpc.h.
21975 * toplev.c (print_version): Output MPC version info if available.
21977 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
21979 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
21981 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
21983 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
21986 2009-05-15 Jan Hubicka <jh@suse.cz>
21988 * doc/invoke.texi (max-early-inliner-iterations): New flag.
21989 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
21990 (try_inline): Fix return value.
21991 (cgraph_decide_inlining_incrementally): Honor new value.
21992 (cgraph_early_inlining): Handle indirect inlining.
21993 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
21995 2009-05-15 Jan Hubicka <jh@suse.cz>
21997 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
21998 * cgraphunit.c (cgraph_finalize_function): Set it.
21999 (cgraph_expand_function): Use it.
22001 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
22003 * real.c (encode_ieee_half): Define.
22004 (decode_ieee_half): Define.
22005 (ieee_half_format): Define.
22006 (arm_half_format): Define.
22007 * real.h (ieee_half_format): Declare.
22008 (arm_half_format): Declare.
22010 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
22012 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
22013 swapped, and reversed optabs exist before trying to use them.
22015 2009-05-15 Paul Brook <paul@codesourcery.com>
22016 Sandra Loosemore <sandra@codesourcery.com>
22018 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
22019 loads. Allow PRE_DEC.
22020 (output_move_neon): Handle PRE_DEC.
22021 (arm_print_operand): Add 'A' for neon structure loads.
22022 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
22023 * config/arm/neon.md (neon_mov): Update comment.
22024 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
22026 (Um): New constraint.
22028 2009-05-15 Jan Hubicka <jh@suse.cz>
22030 Revert the following patch until testsuite fallout is fixed:
22031 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
22032 * cgraph.h (struct inline_summary): New filed self_wize,
22033 size_inlining_benefit, self_time and time_inlining_benefit.
22034 (struct cgraph_global_info): Replace insns by time ans size fields.
22035 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
22036 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
22037 (ipcp_update_callgraph): Do not touch function bodies.
22038 * ipa-inline.c: Include except.h
22039 (MAX_TIME): New constant.
22040 (overall_insns): Remove
22041 (overall_size, max_benefit): New static variables.
22042 (cgraph_estimate_time_after_inlining): New function.
22043 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
22044 (cgraph_clone_inlined_nodes): Update size.
22045 (cgraph_mark_inline_edge): Update size.
22046 (cgraph_estimate_growth): Use size info.
22047 (cgraph_check_inline_limits): Check size.
22048 (cgraph_default_inline_p): Likewise.
22049 (cgraph_edge_badness): Compute badness based on benefit and size cost.
22050 (cgraph_decide_recursive_inlining): Check size.
22051 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
22053 (cgraph_decide_inlining): Likewise.
22054 (cgraph_decide_inlining_incrementally): Likewise; honor
22055 PARAM_EARLY_INLINING_INSNS.
22056 (likely_eliminated_by_inlining_p): New predicate.
22057 (estimate_function_body_sizes): New function.
22058 (compute_inline_parameters): Use it.
22059 * except.c (must_not_throw_labels): New function.
22060 * except.h (must_not_throw_labels): Declare.
22061 * tree-inline.c (init_inline_once): Kill inlining_weigths
22062 * tree-ssa-structalias.c: Avoid uninitialized warning.
22063 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
22064 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
22065 (PARAM_INLINE_CALL_COST): Remove.
22066 (PARAM_EARLY_INLINING_INSNS): New.
22068 2009-05-15 Richard Guenther <rguenther@suse.de>
22070 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
22071 not TODO_update_ssa.
22073 2009-05-15 Richard Guenther <rguenther@suse.de>
22075 PR tree-optimization/39999
22076 * gimple.h (gimple_expr_type): Use the expression type looking
22077 through useless conversions.
22078 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
22079 (vn_nary_op_insert_stmt): Likewise.
22080 (simplify_binary_expression): Likewise.
22082 2009-05-15 Richard Guenther <rguenther@suse.de>
22084 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
22085 New options, enabled by default.
22086 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
22088 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
22089 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
22090 * tree-ssa-structalias.c (gate_tree_pta): New function.
22091 (pass_build_alias): Use it.
22093 2009-05-15 Joseph Myers <joseph@codesourcery.com>
22095 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
22096 recurse on an invariant address if a conversion from a pointer
22097 type to a wider integer type is involved.
22099 2009-05-15 Jan Hubicka <jh@suse.cz>
22101 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
22102 * cgraph.h (struct inline_summary): New filed self_wize,
22103 size_inlining_benefit, self_time and time_inlining_benefit.
22104 (struct cgraph_global_info): Replace insns by time ans size fields.
22105 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
22106 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
22107 (ipcp_update_callgraph): Do not touch function bodies.
22108 * ipa-inline.c: Include except.h
22109 (MAX_TIME): New constant.
22110 (overall_insns): Remove
22111 (overall_size, max_benefit): New static variables.
22112 (cgraph_estimate_time_after_inlining): New function.
22113 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
22114 (cgraph_clone_inlined_nodes): Update size.
22115 (cgraph_mark_inline_edge): Update size.
22116 (cgraph_estimate_growth): Use size info.
22117 (cgraph_check_inline_limits): Check size.
22118 (cgraph_default_inline_p): Likewise.
22119 (cgraph_edge_badness): Compute badness based on benefit and size cost.
22120 (cgraph_decide_recursive_inlining): Check size.
22121 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
22123 (cgraph_decide_inlining): Likewise.
22124 (cgraph_decide_inlining_incrementally): Likewise; honor
22125 PARAM_EARLY_INLINING_INSNS.
22126 (likely_eliminated_by_inlining_p): New predicate.
22127 (estimate_function_body_sizes): New function.
22128 (compute_inline_parameters): Use it.
22129 * except.c (must_not_throw_labels): New function.
22130 * except.h (must_not_throw_labels): Declare.
22131 * tree-inline.c (init_inline_once): Kill inlining_weigths
22132 * tree-ssa-structalias.c: Avoid uninitialized warning.
22133 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
22134 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
22135 (PARAM_INLINE_CALL_COST): Remove.
22136 (PARAM_EARLY_INLINING_INSNS): New.
22137 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
22138 (inline-call-cost): Remove.
22139 (early-inlining-insns): New.
22141 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
22143 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
22145 (print_int_cst_bounds_in_octal_p): Likewise.
22146 (dbxout_type): Adjust calls to above functions. Be prepared to deal
22148 * dwarf2out.c (base_type_die): Likewise.
22149 (is_subrange_type): Delete.
22150 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
22151 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
22152 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
22153 if the destination type is boolean.
22154 (build_range_check): Do not special-case subtypes.
22155 (fold_sign_changed_comparison): Likewise.
22156 (fold_unary): Likewise.
22157 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
22158 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
22159 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
22160 * tree.c (subrange_type_for_debug_p): New predicate based on the
22161 former is_subrange_type.
22162 * tree.h (subrange_type_for_debug_p): Declare.
22163 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
22164 (convert_affine_scev): Remove call to above function.
22165 (chrec_convert_aggressive): Likewise.
22166 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
22167 false for conversions involving subtypes.
22168 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
22169 (vrp_val_min): Likewise.
22170 (needs_overflow_infinity): Likewise.
22171 (extract_range_from_unary_expr): Likewise.
22173 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
22175 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
22176 * config/frv/frv.c: Likewise.
22177 * config/s390/s390.c: Likewise.
22178 * config/sparc/sparc.h: Likewise.
22179 * config/i386/i386.h: Likewise.
22180 * config/i386/i386.c: Likewise.
22181 * config/crx/crx.c: Likewise.
22182 * config/m68hc11/m68hc11.h: Likewise.
22183 * config/iq2000/iq2000.c: Likewise.
22184 * config/mn10300/mn10300.h: Likewise.
22185 * config/mn10300/mn10300.c: Likewise.
22186 * config/m68k/m68k.c: Likewise.
22187 * config/rs6000/rs6000.c: Likewise.
22188 * config/rs6000/xcoff.h: Likewise.
22189 * config/rs6000/linux64.h: Likewise.
22190 * config/rs6000/sysv4.h: Likewise.
22191 * config/score/score3.c: Likewise.
22192 * config/score/score7.c: Likewise.
22193 * config/score/score.c: Likewise.
22194 * config/arm/arm.md: Likewise.
22195 * config/mips/mips.c: Likewise.
22196 * config/mips/mips.md: Likewise.
22197 * config/bfin/bfin.h: Likewise.
22198 * config/pa/pa.c: Likewise.
22199 * config/pa/constraints.md: Likewise.
22201 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
22202 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
22203 * config/pdp11/pdp11.h: Use memory_address_p instead.
22205 2009-05-14 Ian Lance Taylor <iant@google.com>
22207 * passes.c (finish_optimization_passes): Change i to int.
22208 * plugin.c (plugins_active_p): Change event to int.
22209 (dump_active_plugins): Likewise.
22210 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
22212 * tree.c (tree_range_check_failed): Change c to unsigned int.
22213 (omp_clause_range_check_failed): Likewise.
22214 (build_common_builtin_nodes): Change mode to int. Add cast.
22215 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
22216 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
22218 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
22219 ++ or -- with a variable of enum type.
22221 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
22224 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
22226 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
22228 * store-motion.c: Do not include params.h
22229 * Makefile.in: Fix dependencies for various files.
22231 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
22233 * auto-inc-dec.c: Fix pass description, remove apparent
22234 accidental duplication.
22236 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
22238 PR middle-end/40147
22239 * ipa-utils.h (memory_identifier_string): Moved to ...
22240 * tree.h (memory_identifier_string): Here. Add GTY(()).
22242 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
22244 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
22245 in the former documentation of...
22246 (GO_IF_LEGITIMATE_ADDRESS): ... this.
22247 * ira-conflicts.c (get_dup_num): Use address_operand.
22248 * targhooks.c (default_legitimate_address_p): New.
22249 * targhooks.h (default_legitimate_address_p): New.
22250 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
22252 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
22253 * target.h (struct target): Add legitimate_address_p.
22254 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
22255 (TARGET_INITIALIZER): Include it.
22257 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22258 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
22259 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
22260 (TARGET_LEGITIMATE_ADDRESS_P): New.
22262 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22263 (REG_OK_STRICT_P): Delete.
22264 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
22265 (frv_legitimate_address_p_1): ... this.
22266 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
22267 (frv_legitimate_address_p_1): ... the renamed old
22268 frv_legitimate_address_p.
22269 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
22270 (TARGET_LEGITIMATE_ADDRESS_P): New.
22272 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22273 * config/s390/s390-protos.h (legitimate_address_p): Remove.
22274 * config/s390/s390.c (legitimate_address_p): Rename to...
22275 (s390_legitimate_address_p): ... this, make static.
22276 (legitimize_address): Adjust call.
22277 (TARGET_LEGITIMATE_ADDRESS_P): New.
22278 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
22280 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22281 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
22282 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
22283 (TARGET_LEGITIMATE_ADDRESS_P): New.
22285 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22286 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
22287 * config/spu/spu.c (spu_legitimate_address): Rename to...
22288 (spu_legitimate_address_p): ... this, make static.
22289 (TARGET_LEGITIMATE_ADDRESS_P): New.
22291 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22292 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
22293 * config/sparc/sparc.c (legitimate_address_p): Rename to...
22294 (sparc_legitimate_address_p): ... this, make static and return bool.
22295 (legitimize_address): Adjust call.
22296 (TARGET_LEGITIMATE_ADDRESS_P): New.
22298 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22299 * config/i386/i386-protos.h (legitimate_address_p): Remove.
22300 * config/i386/i386.c (legitimate_address_p): Rename to...
22301 (ix86_legitimate_address_p): ... this, make static.
22302 (constant_address_p): Move after it, adjust call.
22303 (TARGET_LEGITIMATE_ADDRESS_P): New.
22305 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22306 * config/avr/avr-protos.h (legitimate_address_p): Remove.
22307 * config/avr/avr.c (legitimate_address_p): Rename to...
22308 (avr_legitimate_address_p): ... this, make static.
22309 (legitimize_address): Adjust call.
22310 (TARGET_LEGITIMATE_ADDRESS_P): New.
22312 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22313 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
22314 * config/crx/crx.c (crx_legitimate_address_p): Make static.
22315 (TARGET_LEGITIMATE_ADDRESS_P): New.
22317 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22318 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
22319 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
22320 (TARGET_LEGITIMATE_ADDRESS_P): New.
22322 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22323 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
22325 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
22327 (TARGET_LEGITIMATE_ADDRESS_P): New.
22329 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22330 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
22332 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
22334 (m68hc11_legitimate_address_p): ... this, make static.
22335 (go_if_legitimate_address_internal): Rename to...
22336 (m68hc11_legitimate_address_p_1): ... this.
22337 (legitimize_address): Adjust call.
22338 (TARGET_LEGITIMATE_ADDRESS_P): New.
22340 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22341 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
22342 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
22343 (TARGET_LEGITIMATE_ADDRESS_P): New.
22345 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22346 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
22347 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
22348 (mn10300_legitimate_address_p): ... this, make static.
22349 (TARGET_LEGITIMATE_ADDRESS_P): New.
22351 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22352 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
22353 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
22354 (TARGET_LEGITIMATE_ADDRESS_P): New.
22356 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22357 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
22358 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
22359 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22360 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
22361 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
22362 (rs6000_legitimate_address_p): ... this, make static.
22363 (TARGET_LEGITIMATE_ADDRESS_P): New.
22364 (REG_MODE_OK_FOR_BASE_P): Delete.
22365 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
22367 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22368 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
22370 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
22371 static, adjust types.
22372 (TARGET_LEGITIMATE_ADDRESS_P): New.
22374 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22375 * config/score/score.c (score_address_p): Rename to...
22376 (score_legitimate_address_p): ... this.
22377 (TARGET_LEGITIMATE_ADDRESS_P): New.
22378 * config/score/score3.c (score3_address_p): Rename to...
22379 (score3_legitimate_address_p): ... this.
22380 * config/score/score7.c (score7_address_p): Rename to...
22381 (score7_legitimate_address_p): ... this.
22383 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
22384 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
22385 GO_IF_LEGITIMATE_ADDRESS): Delete.
22386 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
22387 thumb2_legitimate_address_p): Delete.
22388 (arm_legitimate_address_p): Rename to...
22389 (arm_legitimate_address_outer_p): ... this.
22390 * config/arm/constraints.md ("Uq"): Adjust call.
22391 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
22392 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
22394 (arm_legitimate_address_outer_p): ... this.
22395 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
22397 (TARGET_LEGITIMATE_ADDRESS_P): New.
22399 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22400 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
22401 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
22402 (TARGET_LEGITIMATE_ADDRESS_P): New.
22404 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22405 * config/vax/vax-protos.h (legitimate_address_p): Remove.
22406 * config/vax/vax.c (legitimate_address_p): Rename to...
22407 (vax_legitimate_address_p): ... this, make static.
22408 (TARGET_LEGITIMATE_ADDRESS_P): New.
22410 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22411 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
22412 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
22413 (TARGET_LEGITIMATE_ADDRESS_P): New.
22415 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22416 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
22417 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
22418 (mmix_legitimate_address_p): ... this, make static.
22419 (TARGET_LEGITIMATE_ADDRESS_P): New.
22421 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22422 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
22423 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
22424 (TARGET_LEGITIMATE_ADDRESS_P): New.
22426 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
22428 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
22429 of MODE_COMPLEX_INT.
22431 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
22433 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
22434 LCT_NORMAL in function call.
22435 * mips-tdump.c (print_file_desc): Add cast to enum type.
22436 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
22437 (mark_stabs): Add casts to enum types.
22438 (parse_stabs_common): Add casts to enum types.
22440 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
22442 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
22443 Check for invalid values of LETTER.
22445 2009-05-13 Taras Glek <tglek@mozilla.com>
22447 * attribs.c (register_attribute): moved out attribute registration
22448 into register_attribute.
22449 * doc/plugins.texi: Documented register_attribute and
22451 * gcc-plugin.h: Added forward decl for register_attribute.
22452 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
22453 * plugin.c (register_callback, invoke_plugin_callbacks): Added
22454 PLUGIN_ATTRIBUTES boilerplate.
22456 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
22458 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
22459 values even in sentinel and empty entries.
22460 (ms_printf_flag_specs): Likewise.
22461 (ms_scanf_flag_specs): Likewise.
22462 (ms_strftime_flag_specs): Likewise.
22463 (ms_print_char_table): Likewise.
22464 (ms_scan_char_table): Likewise.
22465 (ms_time_char_table): Likewise.
22467 2009-05-13 Doug Kwan <dougkwan@google.com>
22469 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
22471 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
22473 * config/mips/mips.md (store): Add attributes for QI and HI.
22475 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
22476 (truncdi<mode>2): ... this new pattern.
22478 2009-05-13 Brad Hards <bradh@kde.org>
22480 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
22482 2009-05-14 Jakub Jelinek <jakub@redhat.com>
22483 Ben Elliston <bje@au.ibm.com>
22485 PR middle-end/40035
22486 * dse.c (check_mem_read_rtx): Guard against width == -1.
22488 2009-05-13 Michael Matz <matz@suse.de>
22490 PR middle-end/39976
22491 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
22492 (trivially_conflicts_p): New function.
22493 (insert_backedge_copies): Use it.
22495 2009-05-13 Janis Johnson <janis187@us.ibm.com>
22497 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
22498 (handle_stdc_pragma): Use new enum constant names.
22499 (handle_pragma_float_const_decimal64): Ditto.
22501 2009-05-13 Ian Lance Taylor <iant@google.com>
22503 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
22506 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
22508 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
22509 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
22511 * config/m68k/m68k.h (FL_UCLINUX): Define.
22513 2009-05-13 Jan Hubicka <jh@suse.cz>
22515 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
22517 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
22519 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
22520 unless -fschedule-insns is specified.
22522 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
22525 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
22526 TARGET_EXPAND_CBRANCHDI4.
22527 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
22528 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
22529 (cmpeqdi): Fix comment.
22531 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
22533 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
22534 (sh_legitimate_address_p): Likewise.
22535 * config/sh/sh.c (sh_legitimate_index_p): New.
22536 (sh_legitimate_address_p): Likewise.
22537 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
22538 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
22539 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
22540 (MAYBE_BASE_REGISTER_RTX_P): New macro.
22541 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
22542 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
22543 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
22544 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
22545 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
22547 2009-05-12 Jan Hubicka <jh@suse.cz>
22549 * tree-inline.c (estimate_operator_cost): Add operands;
22550 when division happens by constant, it is cheap.
22551 (estimate_num_insns): Loads and stores are not having cost of 0;
22552 EH magic stuff is cheap; when computing runtime cost of switch,
22553 use log2 base of amount of its cases; builtin_expect has cost of 0;
22554 compute cost for moving return value of call.
22555 (init_inline_once): Initialize time_based flags.
22556 * tree-inline.h (eni_weights_d): Add time_based flag.
22558 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
22560 * df-core.c: Update head documentation.
22562 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
22565 * rs6000.c (rs6000_generate_compare): Use op1b instead of
22566 shadowing exisiting variable op1.
22568 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
22571 * config/i386/driver-i386.c (processor_signatures): New enum.
22572 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
22573 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
22574 processor signature to detect geode processor.
22576 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
22580 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
22582 * optabs.c (prepare_cmp_insn): Temporarily disable test that
22583 causes spurious differences between trunk and cond-optab branch.
22585 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
22587 * dojump.c (compare_from_rtx): Delete.
22588 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
22589 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
22590 if the comparison does not satisfy the predicate; test predicates for
22591 operands 2 and 3 of a cstore pattern. Don't try cstore optab
22592 further if one existing pattern fails.
22593 * expr.h (compare_from_rtx): Delete.
22594 (prepare_operand): Declare it.
22595 * optabs.c: Change "lib call" to "libcall" throughout.
22596 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
22597 HAVE_conditional_trap, emit_cmp_insn): Delete.
22598 (can_compare_p): Delete cmp_optab case.
22599 (prepare_float_lib_cmp): Return an rtx and a machine mode.
22600 Accept other parameters by value.
22601 (prepare_operand): Make non-static.
22602 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
22603 other parameters by value. Try to widen operands here based on
22604 an optab_methods argument and looking at cbranch_optab.
22605 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
22606 loop. Use cbranch_optab directly.
22607 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
22608 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
22610 (emit_conditional_move, emit_conditional_add): Inline what's needed
22611 of compare_from_rtx, using new prepare_cmp_insn for the rest.
22612 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
22613 with COMPARE. Move cmov_optab and cstore_optab above
22614 with cbranch_optab, move cmp_optab down with ucmp_optab,
22615 remove tst_otpab. Do not initialize trap_rtx.
22616 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
22617 for trap code. Do not check HAVE_conditional_trap. Use
22618 prepare_cmp_insn. Accept no predicate for operand 3.
22619 * optabs.h (OTI_cmp): Mark as used only for libcalls.
22620 (OTI_ctrap, ctrap_optab): New.
22621 (tst_optab): Delete.
22622 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
22623 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
22624 with lookup of ctrap_optab.
22625 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
22627 (ctrap_optab): New.
22629 * combine.c (combine_simplify_rtx, simplify_set): Do not
22630 special case comparing against zero for cc0 machines.
22631 * simplify-rtx.c (simplify_binary_operation_1): Never remove
22632 COMPARE on cc0 machines.
22633 (simplify_relational_operation): Return a new expression when
22634 a COMPARE could be removed.
22635 * final.c (final_scan_insn): Compare cc_status values
22636 against LHS of a (compare FOO (const_int 0)) cc0 source.
22637 Also check if cc_status.value is the full compare.
22639 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
22640 (cstoreMM4): Document.
22641 (conditional_trap): Document ctrapMM4 instead.
22642 (sync_compare_and_swapMM): Refer to cbranchcc4.
22643 (Dependent Patterns): Eliminate obsolete information referring to
22644 the old jump optimization phase.
22645 (Canonicalization): Include cbranchcc4 case, omit canonicalization
22646 of compares with 0 on cc0 machines.
22647 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
22648 avoiding references to cc0. Remove text about storing operands
22650 * doc/tm.texi (Condition Codes): Include blurb on different
22651 condition code representations, separate into subsections for
22652 CC0, MODE_CC and conditional execution.
22654 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
22655 alpha_emit_setcc): Accept operands and a machine mode.
22656 * config/alpha/alpha.c (alpha_emit_conditional_branch):
22657 Get code/op0/op1 from operands, use machine mode argument
22658 instead of alpha_compare.fp_p. Emit the branch here.
22659 (alpha_emit_setcc): Likewise, and return boolean.
22660 (alpha_emit_conditional_move): Likewise. Assert that
22661 cmp_op_mode == cmp_mode, and simplify accordingly.
22662 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
22663 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
22664 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
22666 (stack probe test): Use cbranchdi4.
22667 * config/alpha/predicates.md (alpha_cbranch_operator): New.
22669 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
22670 * config/arc/arc.h (movsicc, movsfcc): Use it.
22671 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
22672 (cbranchsi4, cstoresi4): New.
22673 (cmpsi, bCC and sCC expanders): Remove.
22675 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
22676 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
22677 * config/arm/predicates.md (arm_comparison_operator): Only include
22678 floating-point operators if there is a hardware floating-point unit.
22679 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
22680 deferring to cbranch_cc and cstore_cc respectively.
22681 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
22682 cbranch_cc, cstore_cc): New.
22683 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
22685 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
22687 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
22688 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
22690 (adjust_insn_length): Adjust calls.
22691 (avr_reorg): Handle (compare (foo) (const_int 0)).
22692 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
22693 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
22694 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
22695 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
22697 (cbranchqi4, cbranchhi4, cbranchsi4): New.
22698 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
22700 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
22701 (cbranchsi4, cstorebi4, cstoresi4): New.
22702 (movbisi): This insn is duplicate, split it to zero_extend.
22703 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
22704 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
22705 (bfin_optimize_loop): Use cbranch expander.
22706 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
22707 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
22708 (bfin_bimode_comparison_operator): ... this.
22709 (bfin_direct_comparison_operator): New.
22711 * config/cris/cris.c (cris_normal_notice_update_cc): Look
22712 inside (compare FOO (const_int 0)).
22713 (cris_rtx_costs): Handle ZERO_EXTRACT.
22714 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
22715 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
22716 (*tstdi_v32): Delete.
22717 (*cmpdi_non_v32): Add M alternative for operand 1.
22718 (cmpsi, cmp<mode>): Make private.
22719 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
22721 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
22723 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
22724 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
22725 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
22726 (cc_reg_operand): New.
22727 (any_cond): Delete.
22728 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
22729 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
22730 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
22731 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
22732 crx_expand_scond): Delete.
22734 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
22736 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
22737 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
22739 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
22740 cstoresi4, cstoresf4, cstoredf4): New.
22741 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
22742 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
22743 Receive the entire operands array.
22744 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
22745 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
22746 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
22747 Get test/op0/op1 from the operands array.
22748 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
22750 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
22751 (h8300_expand_store): New.
22752 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
22754 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
22755 (h8300_expand_store): New.
22756 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
22757 or do not try to produce (set (cc0) REG).
22758 (peepholes): Wrap arguments with COMPARE. Add a peephole to
22759 change a compare into a move to a scratch register. Disable some
22760 peepholes when comparing with zero.
22761 (tstsi, tsthi, tstsi, cmpqi): Make private.
22763 (bCC, sCC): Delete.
22764 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
22767 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
22768 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
22769 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
22770 (ix86_emit_i387_log1p): Use cbranchxf2.
22771 (ix86_expand_setcc): Return void.
22772 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
22773 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
22774 cmp<MODEF>, cmpcc): Remove.
22775 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
22776 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
22777 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
22778 (sCC and bCC expanders): Remove.
22779 (stack_protect_test): Use cbranchcc4.
22781 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
22783 (ia64_expand_compare): Accept three rtx by reference and return void.
22784 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
22785 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
22786 from *expr. Update *expr with the BImode comparison to do.
22787 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
22788 cmptf, bCC, sCC, conditional_trap): Delete.
22789 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
22790 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
22791 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
22792 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
22793 * config/ia64/predicates.md (ia64_cbranch_operator): New.
22795 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
22796 type of last argument.
22797 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
22798 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
22799 use machine mode argument instead of branch_type. Remove dead
22800 code for floating-point comparisons.
22801 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
22802 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
22804 (cbranchsi4, cstoresi4): New.
22805 * config/iq2000/predicates.md (reg_or_const_operand): New.
22807 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
22808 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
22809 (b<code>_op): Rewrite to...
22810 (bcc_op): ... this, using match_operator.
22811 (s<code>_op): Rewrite to...
22812 (scc_op): ... this, using match_operator.
22813 (s<code>_24_op): Rewrite to...
22814 (scc_op_24): ... this, using match_operator.
22815 (s<code>_<mode>): Rewrite to...
22816 (cstore<mode>4): ... this, using match_operator.
22817 (s<code>_<mode>_24): Rewrite to...
22818 (cstore<mode>4_24): ... this, using match_operator.
22819 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
22820 m32c_unpend_compare, m32c_expand_scc): Delete.
22821 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
22822 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
22823 (m32c_expand_movcc): Change NE to EQ if necessary.
22824 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
22826 * config/m32r/m32r-protos.h (gen_cond_store): New.
22827 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
22828 (gen_cond_store): New, from sCC patterns.
22829 (m32r_expand_block_move): Use cbranchsi4.
22830 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
22831 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
22832 (cbranchsi4, cstoresi4): New.
22834 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
22836 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
22837 (m68hc11_notice_update_cc): Look into a compare with 0.
22838 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
22840 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
22841 cmphi, cmpqi, bCC): Delete.
22842 (cbranchsi4, cbranchhi4, cbranchqi4): New.
22843 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
22844 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
22847 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
22848 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
22849 * config/m68k/constraints.md (H): New.
22850 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
22851 the define_insn below.
22852 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
22853 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
22854 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
22855 patterns): Wrap RHS with COMPARE.
22856 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
22857 (*cmpdi_internal): Name this pattern.
22858 (cmpdi): Change to define_insn.
22859 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
22860 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
22861 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
22863 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
22864 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
22865 (conditional_trap): Change to...
22866 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
22867 (*conditional_trap): Use the ordered_comparison_operator and
22868 const1_operand predicates.
22869 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
22870 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
22871 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
22872 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
22874 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
22875 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
22876 (mcore_gen_compare): New.
22877 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
22878 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
22879 (mcore_gen_compare): ... this.
22880 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
22881 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
22882 (stack probe pattern): Use cbranchsi4.
22884 * config/mips/predicates.md (mips_cstore_operator): New.
22885 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
22886 * config/mips/mips.md (any_cond): Delete.
22887 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
22889 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
22890 fixuns_truncsfdi2): Use cbranch patterns.
22891 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
22892 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
22893 Adjust call to mips_expand_conditional_branch.
22894 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
22896 * config/mips/mips-protos.h (mips_expand_conditional_branch,
22897 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
22898 * config/mips/mips.c (cmp_operands): Delete.
22899 (mips_emit_compare): Get comparison operands from *op0/*op1.
22900 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
22901 that it succeeds. Use op0/op1 instead of cmp_operands.
22902 (mips_expand_conditional_branch, mips_expand_conditional_move,
22903 mips_expand_conditional_trap): Likewise.
22904 (mips_block_move_loop): Use cbranch patterns.
22905 * config/mips/mips.h (cmp_operands): Delete.
22907 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
22908 (mmix_gen_compare_reg): Just return a register in the right CC mode.
22909 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
22910 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
22911 (*cmpcc_folded): Rename to...
22912 (*cmpdi_folded): this.
22913 (*cmpcc): Rename to...
22915 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
22918 (cbranchdf4): New. Handle invalid comparisons here.
22919 * config/mmix/predicates.md (float_comparison_operator): New.
22921 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
22922 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
22923 * config/mn10300/mn10300.md (tst): Delete.
22924 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
22925 Name these patterns and wrap RHS in a compare.
22926 (*cmpsi): Make this pattern private. Include tst.
22927 (*cmpsf): Make this pattern private.
22928 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
22929 (compare with zero peepholes): Likewise.
22931 (cbranchsi4, cbranchsf4): New.
22932 (casesi): Use cbranchsi4.
22934 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
22935 hppa_branch_type): Delete.
22936 (return_addr_rtx): Use cbranchsi4.
22937 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
22938 Emit CCFPmode comparison here.
22939 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
22940 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
22941 hppa_branch_type): Delete.
22942 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
22943 (movsicc, movdicc): Remove references to hppa_compare_op0,
22944 hppa_compare_op1 and compare_from_rtx.
22945 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
22946 (casesi): Use cbranchsi4.
22948 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
22949 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
22950 * config/pdp11/pdp11.md (register_or_const0_operand): New.
22951 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
22952 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
22954 (cbranchdf4, cbranchhi4, cbranchqi4): New.
22955 (*branch, *branch_inverted): New.
22957 * config/picochip/picochip.md (cbranchhi4): Use
22958 ordered_comparison_operator.
22959 (cmphi, bCC): Remove.
22961 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
22962 (trap_comparison_operator): Delete.
22963 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
22964 rs6000_emit_cbranch): Accept mode and operands.
22965 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
22966 rs6000_compare_fp_p): Delete.
22967 (rs6000_generate_compare): Accept mode and comparison. Extract code
22968 and op0/op1 from there. Replace references to rs6000_compare_op0
22969 and rs6000_compare_op1.
22970 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
22971 extract result from passed operands.
22972 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
22973 extract loc from passed operands.
22974 (rs6000_emit_cmove): Likewise.
22975 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
22976 rs6000_compare_fp_p): Delete.
22977 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
22978 (cbranch<GPR>4, cbranch<FP>4): New.
22979 (cstore<mode>4): New. Consolidate here all choices about when to use
22980 portable or specialized sCC sequences.
22981 (stack_protect_test): Use cbranchsi4.
22982 (conditional_trap): Replace with ctrap<GPR>4.
22983 (conditional trap insn): Replace trap_comparison_operator with
22984 ordered_comparison_operator.
22986 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
22987 (s390_emit_prologue): Use ctrap.
22988 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
22989 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
22990 New predicates replacing...
22991 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
22992 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
22993 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
22994 (add<mode>cc): Do not use s390_compare_op0/op1.
22995 (s<code>): Change to...
22996 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
22997 (seq): Change to...
22998 (cstorecc4): ... this. Handle EQ or NE equally.
22999 (*sne): Un-privatize for use in cstorecc4.
23000 (b<code>): Change to...
23001 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
23002 (conditional_trap): Replace with...
23003 (ctrap<GPR>4, ctrap<FP>4): ... these.
23004 (stack_protect): Use cbranchcc4.
23006 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
23007 * config/score/score-protos.h (score_gen_cmp): Delete.
23008 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
23009 (score_block_move-loop): Use cbranchsi4.
23010 * config/score/score.md (cbranchsi4): New.
23011 (cmpsi, bCC): Delete.
23012 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
23013 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
23014 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
23015 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
23016 * config/score/score3.h (score3_gen_cmp): Delete.
23017 * config/score/score7.h (score7_gen_cmp): Delete.
23019 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
23020 (sh_emit_scc_to_t): ... this. Return void.
23021 (from_compare): Rename to...
23022 (sh_emit_compare_and_branch): ... this.
23023 (sh_emit_compare_and_set): New.
23024 (sh_expand_t_scc): Accept operands.
23025 * config/sh/predicates.md (sh_float_comparison_operator): New.
23026 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
23027 (prepare_scc_operands): Rename to...
23028 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
23030 (sh_emit_cheap_store_flag): New.
23031 (sh_emit_set_t_insn): New.
23032 (from_compare): Rename to...
23033 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
23034 handling of TARGET_SH2E floating point to avoid recursive call.
23035 Generate branch here.
23036 (sh_emit_compare_and_set): New.
23037 (sh_expand_t_scc): Get op0/op1 from arguments.
23038 (sh_emit_cheap_store_flag): New.
23039 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
23041 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
23042 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
23043 (movsicc, movdicc): Do nothing when it recreated operands from
23044 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
23045 prepare_scc_operands (now sh_emit_scc_to_t).
23046 (udivdi3): Use cstoresi4.
23047 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
23048 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
23049 (cbranchint4_media, cbranchfp4_media): New.
23050 (casesi): Use cbranchdi4.
23051 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
23053 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
23054 (movnegt): Remove second operand.
23055 (cbranchsf4, cbranchdf4): New.
23056 (stack_protect): Use cbranchdi4/cbranchsi4.
23058 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
23059 (gen_compare_reg): Accept comparison, extract part of it to...
23060 (gen_compare_reg_1): ... this.
23061 (gen_compare_operator): Delete.
23062 (gen_v9_scc): Accept separate destination, comparison code and arms.
23063 Do not use sparc_compare_op0/sparc_compare_op1.
23064 (emit_scc_insn, emit_conditional_branch_insn): New.
23065 (emit_v9_brxx): Make static. Remove useless assertion.
23066 (sparc_emit_float_lib_cmp): Return RTL instead of calling
23068 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
23069 * config/sparc/sparc-protos.h (gen_compare_reg,
23070 sparc_emit_float_lib_cmp): Adjust prototype.
23071 (emit_scc_insn, emit_conditional_branch_insn): New.
23072 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
23073 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
23074 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
23075 iterators to the top.
23076 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
23077 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
23078 snedi_special_trunc): Delete.
23079 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
23080 and snedi_special_trunc.
23081 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
23082 cbranchdi4, cbranch<F:mode>4): New.
23083 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
23084 here. Use gen_compare_reg instead of gen_compare_operator.
23085 (conditional_trap): Replace with...
23086 (ctrapsi4, ctrapdi4): ... this.
23087 (stack_protect_test): Use cbranchcc4.
23089 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
23091 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
23092 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
23093 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
23094 from operands[0] or operands[3] depending on is_set.
23095 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
23096 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
23097 cmpdf, bCC), sCC: Remove.
23098 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
23099 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
23101 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
23102 spu_emit_branch_or_set.
23104 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
23106 * config/stormy16/stormy16.h (xstormy16_compare_op0,
23107 xstormy16_compare_op1): Delete.
23108 * config/stormy16/stormy16.c (xstormy16_compare_op0,
23109 xstormy16_compare_op1): Delete.
23110 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
23112 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
23113 (cmphi, cmpsi, bCC): Remove.
23115 * config/v850/v850.md (tstsi, cmpsi): Fold into...
23116 (*cmpsi): ... this one.
23117 (cbranchsi4, cstoresi4): New.
23118 (bCC expanders): Delete.
23119 (sCC insns): Fold into...
23120 (*setcc): ... this one.
23121 (casesi): Do not use gen_cmpsi and gen_bgtu.
23122 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
23123 (movsicc): Simplify.
23124 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
23126 * config/vax/vax-protos.h (cond_name): New.
23127 (vax_output_conditional_branch): Remove.
23128 * config/vax/vax.c (cond_name): New.
23129 (vax_output_conditional_branch): Remove.
23130 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
23131 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
23132 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
23133 (bit<VAXint>): Wrap source with (compare).
23134 (b<code> and following unnamed pattern): Rename to *branch and
23135 *branch_reversed. Change macroization to match_operator.
23136 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
23138 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
23139 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
23140 Change last argument to machine_mode.
23141 (xtensa_expand_scc): Add machine_mode argument.
23142 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
23143 (gen_conditional_move, xtensa_expand_conditional_branch,
23144 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
23145 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
23146 Adjust operand numbers.
23147 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
23149 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
23150 (cmpsi, cmpsf, b<code>, s<code>): Delete.
23151 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
23153 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
23155 * optabs.c (prepare_cmp_insn): Temporarily disable test that
23156 causes spurious differences between trunk and cond-optab branch.
23158 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
23161 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
23163 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
23165 * tree.c (iterative_hash_pointer): Delete.
23166 (iterative_hash_expr): Short-circuit handling of NULL pointer.
23167 Hash UIDs and versions of SSA names. Don't special-case built-in
23168 function declarations.
23170 2009-05-11 Ian Lance Taylor <iant@google.com>
23173 * graphite.c: Force -Wc++-compat to only be a warning before
23174 #including "cloog/cloog.h".
23176 2009-05-11 Martin Jambor <mjambor@suse.cz>
23178 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
23180 2009-05-11 Jan Hubicka <jh@suse.cz>
23182 * tree-ssa-loop-ivcanon.c: Include target.h
23183 (struct loop_size): new structure.
23184 (constant_after_peeling): New predicate.
23185 (tree_estimate_loop_size): New function.
23186 (estimated_unrolled_size): Rewrite for new estimates.
23187 (try_unroll_loop_completely): Use new estimates.
23188 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
23190 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
23192 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
23193 libcpp interface change.
23194 (spu_macro_to_expand): Likewise.
23196 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
23198 PR tree-optimization/40026
23199 * gimplify.c (gimplify_init_constructor): Change initial conditional
23200 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
23201 optimize_compound_literals_in_ctor.
23203 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
23205 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
23207 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
23209 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
23211 * tree-vect-data-refs.c (vect_analyze_group_access): Use
23212 HOST_WIDE_INT for gap.
23214 2009-05-11 Ira Rosen <irar@il.ibm.com>
23216 PR tree-optimization/40074
23217 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
23218 account in group size and step comparison.
23220 2009-05-11 Richard Guenther <rguenther@suse.de>
23222 * passes.c (init_optimization_passes): Strip now incorrect comment.
23223 (execute_function_todo): Do not set PROP_alias.
23224 * tree-pass.h (PROP_alias): Remove.
23225 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
23226 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
23227 * tree-nrv.c (pass_return_slot): Likewise.
23228 * tree-object-size.c (pass_object_sizes): Likewise.
23229 * tree-ssa-dom.c (pass_dominator): Likewise.
23230 (pass_phi_only_cprop): Likewise.
23231 * tree-ssa-dse.c (pass_dse): Likewise.
23232 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
23233 (pass_cselim): Likewise.
23234 * tree-ssa-pre.c (pass_pre): Likewise.
23235 (pass_fre): Likewise.
23236 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
23237 * tree-ssa-sink.c (pass_sink_code): Likewise.
23238 * tree-stdarg.c (pass_stdarg): Likewise.
23239 * tree-tailcall.c (pass_tail_calls): Likewise.
23240 * tree-vrp.c (pass_vrp): Likewise.
23242 2009-05-10 Ian Lance Taylor <iant@google.com>
23244 * basic-block.h (enum profile_status): Break out of struct
23245 control_flow_graph.
23246 * cgraph.h (struct inline_summary): Break out of struct
23248 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
23249 of struct cgraph_order_sort.
23250 * combine.c (enum undo_kind): New enum, broken out of struct undo.
23251 * cse.c (struct branch_path): Break out of struct
23252 cse_basic_block_data.
23253 * except.h (enum eh_region_type): Break out of struct eh_region.
23254 * gcc.c (enum add_del): Break out of struct modify_target.
23255 * genrecog.c (enum decision_type): Break out of struct decision_test.
23256 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
23258 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
23259 * regmove.c (enum match_use): New enum, broken out of struct match.
23260 * sched-int.h (enum post_call_group): New enum, broken out of
23262 (struct deps_reg): Break out of struct deps.
23263 * target.h (struct asm_int_op): Break out of struct gcc_target.
23264 * tree-eh.c (struct goto_queue_node): Break out of struct
23266 * tree-inline.h (enum copy_body_cge_which): Break out of
23268 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
23270 * c-decl.c (in_struct, struct_types): New static variables.
23271 (pushtag): Add loc parameter. Change all callers.
23272 (lookup_tag): Add ploc parameter. Change all callers.
23273 (check_compound_literal_type): New function.
23274 (parser_xref_tag): Add loc parameter. Change all callers. If
23275 -Wc++-compat, warn about struct/union/enum types defined within a
23277 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
23278 and loc parameters. Change all callers. Change error calls to
23279 error_at, using loc. For a redefinition, if the location of the
23280 original definition is known, report it. Set in_struct and
23281 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
23282 (finish_struct): Add new parameters enclosing_in_struct and
23283 enclosing_struct_types. Change all callers. Set
23284 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
23285 in the struct. If in a struct, add this struct to struct_types.
23286 (start_enum): Add loc parameter. Change all callers. Use
23287 error_at for errors, using loc. For a redefinition, if the
23288 location of the original definition is known, report it. If in a
23289 struct, add this enum type to struct_types. If -Wc++-compat warn
23290 if in sizeof, typeof, or alignof.
23291 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
23292 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
23293 (c_parser_enum_specifier): Get enum location for start_enum.
23294 (c_parser_struct_or_union_specifier): Get struct location for
23295 start_struct. Save in_struct and struct_types status between
23296 start_struct and finish_struct.
23297 (c_parser_cast_expression): Get location of cast.
23298 (c_parser_alignof_expression): Get location of type.
23299 (c_parser_postfix_expression): Likewise.
23300 (c_parser_postfix_expression_after_paren_type): Add type_loc
23301 parameter. Change all callers. Call check_compound_literal_type.
23302 Use type_loc for error about variable size type.
23303 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
23304 of an enum constant from an enum type defined in a struct or union.
23305 (c_cast_expr): Add loc parameter. Change all callers. If
23306 -Wc++-compat, warn about defining a type in a cast.
23307 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
23308 (start_enum, start_struct, finish_struct): Update declarations.
23309 (parser_xref_tag, c_cast_expr): Update declarations.
23310 (check_compound_literal_type): Declare.
23312 2009-05-11 Ben Elliston <bje@au.ibm.com>
23314 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
23315 for recent libcpp interface change.
23316 (rs6000_macro_to_expand): Likewise.
23318 2009-05-10 Michael Matz <matz@suse.de>
23321 * config/arm/arm.c (require_pic_register): Emit on entry edge,
23322 not at entry of function.
23324 2009-05-10 Richard Guenther <rguenther@suse.de>
23326 PR tree-optimization/40081
23328 * tree-sra.c (instantiate_element): Instantiate scalar replacements
23329 using the main variant of the element type. Do not fiddle with
23330 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
23332 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
23333 structs with volatile fields.
23335 2009-05-10 Jan Hubicka <jh@suse.cz>
23337 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
23338 (estimate_move_cost): Assert that it does not get called for
23340 (estimate_num_insns): Skip VOID types in argument handling.
23341 (optimize_inline_calls): Delete unreachable blocks and verify that
23342 callgraph is valid.
23344 2009-05-10 Jan Hubicka <jh@suse.cz>
23346 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
23347 * cgraph.c (cgraph_mark_address_taken_node): New function.
23348 (dump_cgraph_node): Dump new flag.
23349 * cgraph.h (struct cgraph_node): Add address_taken.
23350 (cgraph_mark_address_taken_node): New function.
23351 * ipa.c (cgraph_postorder): Prioritize functions with address taken
23352 since new direct calls can be born.
23354 2009-05-10 Joseph Myers <joseph@codesourcery.com>
23356 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
23357 tok->val.node.node.
23359 2009-05-10 Jan Hubicka <jh@suse.cz>
23361 PR middle-end/40084
23362 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
23364 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
23365 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
23366 * tree-inline.c (copy_bb): Set frequency correctly.
23367 (fold_marked_statements): Update call to
23368 cgraph_update_edges_for_call_stmt.
23370 2009-05-10 Joseph Myers <joseph@codesourcery.com>
23372 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
23373 identifiers in diagnostics.
23374 * config/arm/arm.c (arm_handle_fndecl_attribute,
23375 arm_handle_isr_attribute): Likewise.
23376 * config/avr/avr.c (avr_handle_progmem_attribute,
23377 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
23378 * config/bfin/bfin.c (handle_int_attribute,
23379 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
23380 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
23381 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
23383 * config/darwin.c (darwin_handle_kext_attribute,
23384 darwin_handle_weak_import_attribute): Likewise.
23385 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
23386 h8300_handle_eightbit_data_attribute,
23387 h8300_handle_tiny_data_attribute): Likewise.
23388 * config/i386/i386.c (ix86_handle_cconv_attribute,
23389 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
23390 * config/i386/winnt.c (ix86_handle_shared_attribute,
23391 ix86_handle_selectany_attribute): Likewise.
23392 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
23393 * config/m32c/m32c.c (function_vector_handler): Likewise.
23394 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
23395 m68hc11_handle_fntype_attribute): Likewise.
23396 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
23397 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
23398 * config/mips/mips.c (mips_insert_attributes,
23399 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
23400 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
23401 rs6000_handle_struct_attribute): Likewise.
23402 * config/sh/sh.c (sh_insert_attributes,
23403 sh_handle_resbank_handler_attribute,
23404 sh_handle_interrupt_handler_attribute,
23405 sh2a_handle_function_vector_handler_attribute,
23406 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
23408 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
23409 * config/spu/spu.c (spu_handle_fndecl_attribute,
23410 spu_handle_vector_attribute): Likewise.
23411 * config/stormy16/stormy16.c
23412 (xstormy16_handle_interrupt_attribute): Likewise.
23413 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
23414 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
23416 2009-05-10 Joseph Myers <joseph@codesourcery.com>
23418 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
23419 (pp_translate_identifiers): New.
23420 (pp_identifier): Only conditionally translate identifier to locale
23422 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
23423 (pp_base_tree_identifier): Only conditionally translate identifier
23424 to locale character set.
23425 * c-pretty-print.c (M_): Define.
23426 (pp_c_type_specifier, pp_c_primary_expression): Mark English
23427 fragments for conditional translation with M_.
23428 * tree-pretty-print.c (maybe_init_pretty_print): Disable
23429 identifier translation.
23431 2009-05-10 Richard Guenther <rguenther@suse.de>
23433 PR tree-optimization/40081
23434 * tree-sra.c (instantiate_element): Instantiate scalar replacements
23435 using the main variant of the element type. Do not fiddle with
23436 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
23438 2009-05-09 Jan Hubicka <jh@suse.cz>
23440 PR middle-end/40080
23441 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
23442 indirect calls; verify cgraph afterwards.
23444 2009-05-09 Jan Hubicka <jh@suse.cz>
23447 * ipa.c (update_inlined_to_pointer): New function.
23448 (cgraph_remove_unreachable_nodes): Use it.
23450 2009-05-09 Jan Hubicka <jh@suse.cz>
23452 * tree-eh.c (struct leh_state): Remove prev_try.
23453 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
23454 not track prev_try.
23455 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
23456 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
23457 remove_eh_handler_and_replace, foreach_reachable_handler,
23458 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
23459 * except.h (struct eh_region): Remove eh_region_u_cleanup.
23460 (gen_eh_region_cleanup): Update prototype.
23462 2009-05-09 Jan Hubicka <jh@suse.cz>
23464 PR middle-end/40043
23465 * except.c (copy_eh_region): Always set prev_try.
23466 (redirect_eh_edge_to_label): Find outer try.
23467 (foreach_reachable_handler): When looking for prev try
23468 handle case where previous try is not going to be taken.
23470 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
23472 PR tree-optimization/40049
23473 * tree-vect-stmts.c (vectorizable_operation): If the machine has
23474 only vector/vector shifts, convert the type of the constant to the
23475 appropriate type to avoid building incorrect trees, which
23476 eventually have problems with garbage collection.
23478 2009-05-08 Joseph Myers <joseph@codesourcery.com>
23480 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
23481 -1 for complex floating-point types if honoring signed zeros.
23483 2009-05-08 Jan Hubicka <jh@suse.cz>
23485 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
23486 argument; handle correctly when profile is absent.
23487 (build_cgraph_edges): Update.
23488 (rebuild_cgraph_edges): Update.
23489 * cgraph.c: Do not include varray.h.
23490 (cgraph_set_call_stmt_including_clones): New function.
23491 (cgraph_create_edge_including_clones): Likewise
23492 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
23493 (cgraph_update_edges_for_call_stmt): Handle clones.
23494 (cgraph_remove_node): Handle clone tree.
23495 (cgraph_remove_node_and_inline_clones): New function.
23496 (dump_cgraph_node): Dump clone tree.
23497 (cgraph_clone_node): Handle clone tree.
23498 (clone_function_name): Bring here from tree-inline.c.
23499 (cgraph_create_virtual_clone): New function.
23500 * cgraph.h (ipa_replace_map): Move here from ipa.h.
23501 (cgraph_clone_info): New function.
23502 (strut cgraph_node): Add clone_info and new clone tree pointers.
23503 (cgraph_remove_node_and_inline_clones,
23504 cgraph_set_call_stmt_including_clones,
23505 cgraph_create_edge_including_clones,
23506 cgraph_create_virtual_clone): Declare.
23507 (cgraph_function_versioning): Use VEC argument.
23508 (compute_call_stmt_bb_frequency): Update prototype.
23509 (cgraph_materialize_all_clones): New function.
23510 * ipa-cp.c (ipcp_update_cloned_node): Remove.
23511 (ipcp_create_replace_map): Update to VECtors.
23512 (ipcp_update_callgraph): Use virtual clones.
23513 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
23514 (ipcp_update_profiling): Do not update local profiling.
23515 (ipcp_insert_stage): Use VECtors and virtual clones.
23516 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
23517 (clone_of_p): New function.
23518 (cgraph_preserve_function_body_p): Use clone tree.
23519 (cgraph_optimize): Materialize clones.
23520 (cgraph_function_versioning): Update for VECtors.
23521 (save_inline_function_body): Use clone tree.
23522 (cgraph_materialize_clone): New function.
23523 (cgraph_materialize_all_clones): Likewise.
23524 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
23525 * ipa.c: Include gimple.h.
23526 (cgraph_remove_unreachable_nodes): Use clone tree.
23527 * ipa-prop.c (ipa_note_param_call): Update call to
23528 compute_call_stmt_bb_frequencycall.
23529 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
23530 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
23531 (copy_bb): Handle updating of clone tree; add new edge when new call
23533 (expand_call_inline): Be strict about every call having edge.
23534 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
23535 (delete_unreachable_blocks_update_callgraph): New function.
23536 (tree_function_versioning): Use VECtors; always remove unreachable
23537 blocks and fold conditionals.
23538 * tree-inline.h: Do not include varray.h.
23539 (tree_function_versioning): Remove.
23540 * Makefile.in (GTFILES): Remove tree-inline.c
23541 * passes.c (do_per_function): Do only functions having body.
23542 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
23545 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
23546 Andrew Morrow <acm@google.com>
23549 * c-common.c (c_common_attribute_table): Permit deprecated
23550 attribute to take an optional argument.
23551 (handle_deprecated_attribute): If the optional argument to
23552 __attribute__((deprecated)) is not a string ignore the attribute
23553 and emit a warning.
23555 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
23556 * c-typeck.c (build_component_ref): Likewise.
23557 (build_external_ref): Likewise.
23559 * toplev.c (warn_deprecated_use): Add an attribute argument.
23560 Emit the message associated with __attribute__((deprecated)).
23562 * toplev.h (warn_deprecated_use): Updated.
23564 * doc/extend.texi: Document new optional parameter to
23565 __attribute__((deprecated))
23567 2009-05-08 Michael Eager <eager@eagercon.com>
23569 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
23570 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
23572 2009-05-08 Richard Guenther <rguenther@suse.de>
23574 PR tree-optimization/40062
23575 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
23576 Avoid exponential behavior.
23578 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
23580 PR rtl-optimization/33928
23582 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
23583 process_uses, build_single_def_use_links): New.
23584 (update_df): Update use_def_ref.
23585 (forward_propagate_into): Use get_def_for_use instead of use-def
23587 (fwprop_init): Call build_single_def_use_links and let it initialize
23589 (fwprop_done): Free use_def_ref.
23590 (fwprop_addr): Eliminate duplicate call to df_set_flags.
23591 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
23592 df_rd_simulate_one_insn): New.
23593 (df_rd_bb_local_compute_process_def): Update head comment.
23594 (df_chain_create_bb): Use the new RD simulation functions.
23595 * df.h (df_rd_simulate_artificial_defs_at_top,
23596 df_rd_simulate_one_insn): New.
23597 * opts.c (decode_options): Enable fwprop at -O1.
23598 * doc/invoke.texi (-fforward-propagate): Document this.
23600 2009-05-08 Joseph Myers <joseph@codesourcery.com>
23603 * c-typeck.c (build_binary_op): Handle arithmetic between one real
23604 and one complex operand specially.
23605 * tree-complex.c (some_nonzerop): Do not identify a real value as
23606 zero if flag_signed_zeros.
23608 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
23610 PR rtl-optimization/33928
23611 * loop-invariant.c (record_use): Fix && vs. || mishap.
23613 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
23615 PR rtl-optimization/33928
23616 * loop-invariant.c (struct use): Add addr_use_p.
23617 (struct def): Add n_addr_uses.
23618 (struct invariant): Add cheap_address.
23619 (create_new_invariant): Set cheap_address.
23620 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
23621 (record_uses): Pass df_ref to record_use.
23622 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
23625 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
23627 * config/sh/sh.c: Do not include c-pragma.h.
23629 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
23631 * config/spu/spu.c: Remove include of c-common.h.
23633 2009-05-07 Janis Johnson <janis187@us.ibm.com>
23636 * c-common.h (mark_valid_location_for_stdc_pragma,
23637 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
23638 clear_float_const_decimal64, float_const_decimal64_p): New.
23639 * c.opt (Wunsuffixed-float-constants): New.
23640 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
23641 unsuffixed float constant, handle new warning.
23642 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
23643 * c-decl.c (c_scope): New flag float_const_decimal64.
23644 (set_float_const_decimal64, clear_float_const_decimal64,
23645 float_const_decimal64_p): New.
23646 (push_scope): Set new flag.
23647 * c-parser.c (c_parser_translation_unit): Mark when it's valid
23648 to use STDC pragmas.
23649 (c_parser_external_declaration): Ditto.
23650 (c_parser_compound_statement_nostart): Ditto.
23651 * c-pragma.c (valid_location_for_stdc_pragma,
23652 mark_valid_location_for_stdc_pragma,
23653 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
23654 handle_pragma_float_const_decimal64): New.
23655 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
23656 * cp/semantics.c (valid_location_for_stdc_pragma_p,
23657 set_float_const_decimal64, clear_float_const_decimal64,
23658 float_const_decimal64_p): New dummy functions.
23659 * doc/extend.texi (Decimal Float): Remove statement that the
23660 pragma, and suffix for double constants, are not supported.
23661 * doc/invoke.texi (Warning Options): List new option.
23662 (-Wunsuffixed-float-constants): New.
23664 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
23666 * config/i386/i386.c: Do not include c-common.h.
23668 2009-05-07 Mark Heffernan <meheff@google.com>
23670 * doc/invoke.texi (Debugging Options): Document change of debugging
23672 * opts.c (decode_options): Make dump_base_name relative to
23673 aux_base_name directory.
23675 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
23677 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
23678 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
23680 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
23682 * Makefile.in (install-plugin): Simplify a bit.
23684 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
23686 * Makefile.in (OBJS-common): Add regcprop.o.
23688 * timevar.def (TV_CPROP_REGISTERS): New.
23689 * regrename.c (regrename_optimize): Return 0.
23690 (rest_of_handle_regrename): Delete.
23691 (pass_rename_registers): Point to regrename_optimize.
23692 (struct value_data_entry, struct value_data,
23693 kill_value_one_regno, kill_value_regno, kill_value,
23694 set_value_regno, init_value_data, kill_clobbered_value,
23695 kill_set_value, kill_autoinc_value, copy_value,
23696 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
23697 replace_oldest_value_reg, replace_oldest_value_addr,
23698 replace_oldest_value_mem, copyprop_hardreg_forward_1,
23699 debug_value_data, validate_value_data): Move...
23700 * regcprop.c: ... here.
23701 (rest_of_handle_cprop): Delete.
23702 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
23704 2009-05-07 Jakub Jelinek <jakub@redhat.com>
23706 PR middle-end/40057
23707 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
23708 GEN_INT for 1 << bitnum.
23709 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
23710 build_int_cst_type.
23712 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
23714 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
23715 Remove wrong description of "nand" operation.
23717 2009-05-06 Richard Guenther <rguenther@suse.de>
23718 Adam Nemet <anemet@caviumnetworks.com>
23720 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
23721 comment. Add that if LHS is not a gimple register, then RHS1 has
23722 to be a single object (GIMPLE_SINGLE_RHS).
23724 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
23726 * expr.c (get_def_for_expr): Move it up in the file.
23727 (store_field): When expanding a bit-field store, look at the
23728 defining gimple stmt for the masking conversion.
23730 2009-05-06 Janis Johnson <janis187@us.ibm.com>
23732 PR middle-end/39986
23733 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
23734 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
23735 32-bit memcpy into long.
23737 2009-05-06 Jakub Jelinek <jakub@redhat.com>
23739 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
23740 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
23742 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
23743 instead of appending DW_OP_deref*.
23745 2009-05-06 Michael Matz <matz@suse.de>
23747 PR middle-end/40021
23748 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
23749 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
23751 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
23753 * Makefile.in (install-plugin): Fix srcdir handling.
23755 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
23757 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
23758 when processing for not_regs_needed bitmap.
23759 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
23760 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
23761 handling it for rhs.
23763 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
23765 * config/i386/i386.md (unnamed inc/dec peephole): Use
23766 optimize_insn_for_size_p instead of optimize_size.
23767 * config/i386/predicates.md (incdec_operand): Likewise.
23768 (aligned_operand): Likewise.
23769 * config/i386/sse.md (divv8sf3): Likewise.
23770 (sqrtv8sf2): Likewise.
23772 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
23774 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
23776 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
23778 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
23780 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
23781 ssemodesuffixf2c with avxmodesuffixf2c.
23783 2009-05-06 Joseph Myers <joseph@codesourcery.com>
23786 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
23788 2009-05-05 Jakub Jelinek <jakub@redhat.com>
23790 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
23791 (struct tree_base): Adjust spacing for 8 bit boundaries.
23792 (struct tree_decl_common): Add decl_by_reference_flag bit.
23793 (DECL_BY_REFERENCE): Adjust.
23794 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
23795 print DECL_BY_REFERENCE bit.
23796 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
23797 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
23798 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
23799 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
23802 PR middle-end/39666
23803 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
23804 range of the type, but default label is missing, add it with one
23805 of the existing labels instead of adding a new label for it.
23807 2009-05-05 Joseph Myers <joseph@codesourcery.com>
23811 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
23813 * Makefile.in (enable_plugin, plugin_includedir): New.
23814 (install): Depend on install-plugin.
23815 (PLUGIN_HEADERS): New.
23816 (install-plugin): New.
23817 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
23819 2009-05-05 Richard Guenther <rguenther@suse.de>
23821 PR tree-optimization/40022
23822 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
23824 (phivn_valid_p): Fix tuplification error, simplify.
23825 (phiprop_insert_phi): Add dumps.
23826 (propagate_with_phi): Simplify.
23828 2009-05-05 Richard Guenther <rguenther@suse.de>
23830 PR middle-end/40023
23831 * builtins.c (gimplify_va_arg_expr): Properly build the address.
23833 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
23835 * tree.h (strip_float_extensions): Remove duplicate declaration.
23836 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
23837 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
23838 block_ultimate_origin): Rearrange the declarations line to match the
23839 comment that indicates the .c file which the functions are defined.
23840 (dwarf2out_*, set_decl_rtl): Add comment.
23841 (get_base_address): Adjust comment.
23842 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
23843 declarations line and add comment.
23844 (is_builtin_name): Add blank after function name, for clarity.
23846 2009-05-04 Joseph Myers <joseph@codesourcery.com>
23848 * attribs.c (decl_attributes): Use %qE for identifiers in
23850 * cgraphunit.c (verify_cgraph_node): Translate function names to
23851 locale character set in diagnostics.
23852 * coverage.c (get_coverage_counts): Use %qE for identifiers in
23854 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
23855 Document that functions are named in UTF-8.
23856 * expr.c (expand_expr_real_1): Translate function names to locale
23857 character set in diagnostics.
23858 * gimplify.c (omp_notice_variable, omp_is_private,
23859 gimplify_scan_omp_clauses): Use %qE for identifiers in
23861 * langhooks.c (lhd_print_error_function): Translate function names
23862 to locale character set.
23863 * langhooks.h (decl_printable_name): Document that return value is
23864 in internal character set.
23865 * stmt.c: Include pretty-print.h
23866 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
23868 (resolve_operand_name_1): Translate named operand name to locale
23870 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
23872 * toplev.c (announce_function): Translate function names to locale
23874 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
23875 (default_tree_printer): Use pp_identifier or translate identifiers
23876 to locale character set. Mark "<anonymous>" for translation.
23877 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
23878 for identifiers in diagnostics.
23879 * tree.c (handle_dll_attribute): Use %qE for identifiers in
23881 * varasm.c (output_constructor): Use %qE for identifiers in
23884 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
23886 * configure.ac: use ` ` instead of $()
23887 * configure: Regenerate.
23889 2009-05-05 Ben Elliston <bje@au.ibm.com>
23891 * config/pa/linux-atomic.c: Eliminate conditional include of
23892 errno.h on non-LP64 systems to simplify build requirements.
23894 2009-05-04 Joseph Myers <joseph@codesourcery.com>
23896 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
23898 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
23899 and pass value to identifier_to_locale.
23900 (warn_variable_length_array): Make name a tree.
23901 (grokdeclarator): Separate diagnostic texts for named and unnamed
23902 declarators. Use %qE for named declarators.
23903 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
23905 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
23906 identifiers in diagnostics.
23907 * c-typeck.c (push_member_name, start_init): Pass identifiers to
23908 identifier_to_locale. Mark "anonymous" strings for translation.
23910 2009-05-04 Michael Eager <eager@eagercon.com>
23912 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
23913 address for DImode/DFmode only if double-precision FP regs.
23915 2009-05-04 Michael Eager <eager@eagercon.com>
23917 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
23918 TARGET_SINGLE_FLOAT check.
23920 2009-05-04 Michael Eager <eager@eagercon.com>
23922 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
23924 2009-05-04 Michael Eager <eager@eagercon.com>
23926 * gcc/config.gcc (powerpc-xilinx-eabi*): Add tm t-xilinx
23927 * config/rs6000/t-xilinx: New
23929 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
23931 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
23932 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
23933 * gcc/explow.c (memory_address): Use target hook.
23934 * gcc/targhooks.c (default_legitimize_address): New.
23935 * gcc/targhooks.h (default_legitimize_address): New.
23936 * gcc/target.h (legitimize_address): New.
23937 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
23938 (TARGET_INITIALIZER): Include it.
23939 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
23941 * config/bfin/bfin-protos.h (legitimize_address): Remove.
23942 * config/bfin/bfin.c (legitimize_address): Remove.
23943 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
23944 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
23946 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
23947 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
23949 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
23950 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
23951 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
23952 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
23953 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
23954 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
23955 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
23956 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
23957 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
23958 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
23959 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
23960 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
23961 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
23962 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
23963 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
23964 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
23965 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
23966 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
23967 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
23968 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
23969 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
23970 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
23971 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
23973 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
23974 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
23975 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
23976 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
23977 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
23978 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
23979 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
23980 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
23981 (thumb_legitimize_address): Delete.
23982 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
23983 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
23984 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
23985 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
23986 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
23987 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
23989 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
23992 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
23993 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
23994 * config/m32r/m32r.c (m32r_legitimize_address): New.
23995 * config/m68k/m68k.c (m68k_legitimize_address): New.
23996 * config/score/score.c (score_legitimize_address): Standardize.
23997 * config/score/score3.c (score3_legitimize_address): Standardize.
23998 * config/score/score3.h (score3_legitimize_address): Adjust.
23999 * config/score/score7.c (score7_legitimize_address): Standardize.
24000 * config/score/score7.h (score7_legitimize_address): Adjust.
24001 * config/sh/sh.c (sh_legitimize_address): New.
24002 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
24004 * gcc/config/s390/s390.c (legitimize_address): Rename to...
24005 (s390_legitimize_address): ... this.
24006 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
24007 (sparc_legitimize_address): ... this.
24008 * gcc/config/i386/i386.c (legitimize_address): Rename to...
24009 (ix86_legitimize_address): ... this.
24010 * gcc/config/avr/avr.c (legitimize_address): Rename to...
24011 (avr_legitimize_address): ... this.
24012 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
24013 (mn10300_legitimize_address): ... this.
24014 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
24015 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
24016 (alpha_expand_mov): Adjust call.
24018 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
24019 * config/spu/spu.c (spu_legitimize_address): Likewise.
24020 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
24021 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
24023 2009-05-04 Joseph Myers <joseph@codesourcery.com>
24025 * intl.c (locale_encoding, locale_utf8): New.
24026 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
24027 * intl.h (locale_encoding, locale_utf8): Declare.
24028 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
24029 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
24031 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
24033 (pp_tree_identifier): Define to call pp_base_tree_identifier.
24034 (pp_base_tree_identifier): Declare as function.
24035 (identifier_to_locale): Declare.
24036 * Makefile.in (pretty-print.o): Update dependencies.
24037 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
24039 2009-05-04 Richard Guenther <rguenther@suse.de>
24041 PR middle-end/40015
24042 * builtins.c (fold_builtin_memory_op): Do not decay to element
24043 type if the size matches the whole array.
24045 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
24047 * expmed.c (synth_mult): When trying out a shift, pass the result
24050 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
24052 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
24053 (shiftsub1_cost): New.
24054 (init_expmed): Compute shiftsub1_cost.
24055 (synth_mult): Optimize multiplications by constants of the form
24056 -(2^^m-1) for some constant positive integer m.
24058 2009-05-03 Richard Guenther <rguenther@suse.de>
24061 * c-typeck.c (array_to_pointer_conversion): Do not built
24062 ADDR_EXPRs of arrays of pointer-to-element type.
24063 * c-gimplify.c (c_gimplify_expr): Revert change fixing
24064 up wrong ADDR_EXPRs after-the-fact.
24065 * c-common.c (strict_aliasing_warning): Strip pointer
24066 conversions for obtaining the original type.
24067 * builtins.c (fold_builtin_memset): Handle array types.
24068 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
24071 2009-05-03 Richard Guenther <rguenther@suse.de>
24073 PR middle-end/23329
24074 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
24075 Do not lose casts from array types with unknown extent to array
24076 types with known extent.
24077 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
24078 alias set compatibility.
24080 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
24082 * flags.h (extra_warnings): Delete.
24083 * toplev.c (process_options): Handle Wuninitialized here.
24084 * opts.c (extra_warnings): Delete.
24085 (set_Wextra): Delete.
24086 (common_handle_option): -Wextra can be handled automatically.
24087 * c-opts.c (c_common_handle_option): Delete obsolete code.
24088 (c_common_post_options): Simplify comment.
24089 * common.opt (W): Add Var.
24091 (Wuninitialized): Initialize to -1.
24093 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
24094 Richard Guenther <rguenther@suse.de>
24096 * expr.c (get_def_for_expr): New function.
24097 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
24098 SSA rather than trees.
24099 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
24100 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
24102 2009-05-03 Joseph Myers <joseph@codesourcery.com>
24104 * c-common.c (reswords): Add _Imaginary.
24105 * c-common.c (enum rid): Add RID_IMAGINARY.
24107 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
24109 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
24110 Patch by Richard Guenther.
24112 2009-05-03 Anatoly Sokolov <aesok@post.ru>
24114 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
24115 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
24116 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
24117 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
24118 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
24119 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
24120 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
24121 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
24122 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
24123 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
24124 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
24125 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
24126 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
24127 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
24128 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
24129 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
24130 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
24131 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
24133 2009-05-02 Richard Guenther <rguenther@suse.de>
24135 PR tree-optimization/39940
24136 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
24139 2009-05-02 Richard Guenther <rguenther@suse.de>
24141 PR middle-end/40001
24142 * tree-ssa.c (execute_update_addresses_taken): Properly check
24143 if we can mark a variable DECL_GIMPLE_REG_P.
24144 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
24145 back to the end of the function.
24146 (is_gimple_reg_type): Remove complex type special casing.
24147 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
24150 2009-05-02 Ben Elliston <bje@au.ibm.com>
24152 * doc/collect2.texi (Collect2): Document search path behaviour
24153 when configured with --with-ld.
24155 2009-05-02 Jan Hubicka <jh@suse.cz>
24157 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
24158 parameter; update callers.
24159 (coalesce_cost_edge): EH edges are costier because they needs
24160 splitting even if not critical and even more costier when there are
24161 multiple EH predecestors.
24163 2009-05-02 Jan Hubicka <jh@suse.cz>
24165 * except.c (remove_eh_handler_and_replace): Handle updating after
24166 removing TRY blocks.
24168 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
24170 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
24172 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
24174 * varasm.c: Do not include c-pragma.h.
24175 * attribs.c: Do not incude c-common.h.
24177 2009-05-01 Michael Matz <matz@suse.de>
24179 * calls.c (initialize_argument_information): Handle SSA names like
24180 decls with a non MEM_P DECL_RTL.
24182 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
24184 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
24185 * ipa-utils.c: Likewise.
24186 * ipa-type-escape.c: Likewise.
24187 * cgraphunit.c Do not include c-common.h.
24188 * ipa-pure-const.c: Likewise.
24189 * tree-if-conv.c: Likewise.
24190 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
24191 * ipa-struct-reorg.c: Likewise.
24192 * tree-nomudflap.c: Likewise.
24193 * tree-ssa-structalias.c: Likewise.
24195 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
24197 * store-motion.c: Many cleanups to make this pass a first-class
24198 citizen instead of an appendix to gcse load motion. Add TODO list
24199 to make this pass faster/cleaner/better.
24201 (struct ls_expr): Post gcse.c-split cleanups.
24202 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
24203 "stores" field to "avail_stores".
24204 (pre_ldst_mems): Rename to store_motion_mems.
24205 (pre_ldst_table): Rename to store_motion_mems_table.
24206 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
24207 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
24208 (ldst_entry): Rename to st_expr_entry, update users.
24209 (free_ldst_entry): Rename to free_st_expr_entry, update users.
24210 (free_ldst_mems): Rename to free_store_motion_mems, update users.
24211 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
24213 (first_ls_expr): Rename to first_st_expr, update users.
24214 (next_ls_expr): Rename to next_st_expr, update users.
24215 (print_ldst_list): Rename to print_store_motion_mems. Print names of
24216 fields properly for store motion instead of names inherited from load
24218 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
24219 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
24222 (ae_kill): Rename to st_kill, update users.
24223 (ae_gen): Rename to st_avloc, update users.
24224 (transp): Rename to st_transp, update users.
24225 (pre_insert_map): Rename to st_insert_map, update users.
24226 (pre_delete_map): Rename to st_delete_map, update users.
24227 (insert_store, build_store_vectors, free_store_memory,
24228 one_store_motion_pass): Update for abovementioned changes.
24230 (gcse_subst_count, gcse_create_count): Remove.
24231 (one_store_motion_pass): New statistics counters "n_stores_deleted"
24232 and "n_stores_created", local variables.
24234 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
24237 (regvec, compute_store_table_current_insn): Remove.
24238 (reg_set_info, reg_clear_last_set): Remove.
24239 (compute_store_table): Use DF caches instead of local dataflow
24242 2009-05-01 Joseph Myers <joseph@codesourcery.com>
24244 * c-objc-common.c (c_tree_printer): Print identifiers with
24245 pp_identifier, not pp_string. Mark "({anonymous})" for
24247 * c-pretty-print.c (pp_c_ws_string): New.
24248 (pp_c_cv_qualifier, pp_c_type_specifier,
24249 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
24250 pp_c_storage_class_specifier, pp_c_function_specifier,
24251 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
24252 pp_c_primary_expression, pp_c_postfix_expression,
24253 pp_c_unary_expression, pp_c_shift_expression,
24254 pp_c_relational_expression, pp_c_equality_expression,
24255 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
24256 use pp_string and pp_c_ws_string in place of pp_identifier and
24257 pp_c_identifier for non-identifiers. Mark English strings for
24259 * c-pretty-print.h (pp_c_ws_string): Declare.
24261 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
24262 Roland McGrath <roland@redhat.com>
24264 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
24265 (ENABLE_LD_BUILDID): New configuration option.
24266 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
24267 (LINK_BUILDID_SPEC): New macro.
24268 (init_spec): If defined, prepend it between LINK_EH_SPEC and
24270 * doc/install.texi: Document --enable-linker-build-id option.
24271 * configure: Rebuild.
24272 * config.in: Rebuild.
24274 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
24276 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
24277 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
24278 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
24279 MIPS_GP_SAVE_AREA_SIZE.
24280 * config/mips/mips.c (struct mips_frame_info): Update comment
24281 before arg_pointer_offset and hard_frame_pointer_offset.
24282 (mips_compute_frame_info): Update diagram before function: to
24283 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
24284 indicate the position of frame_pointer_rtx with -fstack-protector and
24285 to show args_size. Don't allocate cprestore area for leaf functions
24286 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
24288 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
24290 2009-04-30 Michael Matz <matz@suse.de>
24292 PR tree-optimization/39955
24293 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
24295 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
24297 * ira.c (setup_cover_and_important_classes): Use safe macro
24298 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
24300 * genpreds.c (write_tm_preds_h): Output suitable definition of
24301 REG_CLASS_FOR_CONSTRAINT.
24303 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
24305 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
24307 * bitmap.c (bitmap_descriptor): Likewise.
24308 * ggc-common.c (loc_descriptor): Likewise.
24309 * varray.c (varray_descriptor): Likewise.
24310 * vec.c (vec_descriptor): Likewise.
24312 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
24314 * Makefile.in (dce.o): Add $(EXCEPT_H).
24315 * dce.c: Include except.h and delete redundant vector definitions.
24316 (deletable_insn_p): Return false for non-call insns that can throw
24319 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
24321 * gcse.c (ae_gen): Remove.
24322 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
24323 and make non-static function to make it available in store-motion.c.
24324 Update call sites with search-and-replace.
24325 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
24326 extract_mentioned_regs, extract_mentioned_regs_helper,
24327 find_moveable_store, compute_store_table, load_kills_store, find_loads,
24328 store_killed_in_insn, store_killed_after, store_killed_before,
24329 build_store_vectors, insert_insn_start_basic_block, insert-store,
24330 remove_reachable_equiv_notes, replace_store_insn, delete_store,
24331 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
24332 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
24333 * store-motion.c: ...new file. Also copy data structures from gcse.c
24334 and clean up to remove parts not used by store motion.
24335 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
24336 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
24338 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24341 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
24342 when optimizing for size.
24344 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
24346 * gcse.c (gcse_constant_p): Fix typo in last change.
24348 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
24350 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
24352 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
24354 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
24356 2009-04-29 James E. Wilson <wilson@codesourcery.com>
24358 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
24359 CONST_HIGH_PART result.
24361 2009-04-29 Anatoly Sokolov <aesok@post.ru>
24363 * config/avr/avr.c (initial_elimination_offset): Rename to
24364 avr_initial_elimination_offset.
24365 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
24366 change return type to bool.
24367 (avr_can_eliminate): New function.
24368 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
24369 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
24370 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
24371 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
24372 avr_initial_elimination_offset.
24373 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
24374 (avr_initial_elimination_offset): Define.
24376 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
24377 Steven Bosscher <steven@gcc.gnu.org>
24379 PR rtl-optimization/39938
24380 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
24381 * cfgrtl.c: Include insn-attr.h.
24382 (rest_of_pass_free_cfg): New function.
24383 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
24384 * resource.c (init_resource_info): Remove call to df_analyze.
24386 2009-04-29 Richard Guenther <rguenther@suse.de>
24389 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
24390 allow conversion to signed integers.
24392 2009-04-29 Richard Guenther <rguenther@suse.de>
24394 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
24395 shifts of floating point vectors if the shift amount is
24396 a constant multiple of the element size.
24398 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
24399 Michael Matz <matz@suse.de>
24401 PR middle-end/39927
24403 * tree-outof-ssa.c (emit_partition_copy): New function.
24404 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
24405 insert_part_to_rtx_on_edge): Perform the partition base var
24406 copy using emit_partition_copy.
24407 (insert_value_copy_on_edge): Convert constants to the right mode.
24408 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
24409 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
24411 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
24413 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
24414 scan backwards to try to find a constant to initialize it.
24416 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
24417 insn before the loop_end instruction, don't look past labels.
24419 2009-04-29 Richard Guenther <rguenther@suse.de>
24421 PR middle-end/39937
24422 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
24423 loose type conversions.
24424 (forward_propagate_addr_expr): Fix tuplification bug. Remove
24425 stmts only if there are no uses of its definition.
24427 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
24429 * config/bfin/bfin.h (splitting_loops): Declare.
24430 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
24431 Reorder bit definitions to be ascending.
24432 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
24433 * config/bfin/bfin.c (splitting_loops): New variable.
24434 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
24435 (struct loop_info): Remove members INIT and LOOP_INIT.
24436 (bfin_optimize_loop): Don't set them. Reorder the code that generates
24437 the LSETUP sequence. Allow LC to be loaded from any register, but
24438 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
24439 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
24441 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
24442 of reload_completed.
24445 * config/bfin/bfin.md (movsi_insn): Refine constraints.
24447 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
24449 * Makefile.in (PLUGIN_VERSION_H): New.
24450 (OBJS-common): Remove plugin-version.o.
24451 (plugin.o): Depend on (PLUGIN_VERSION_H).
24452 (plugin-version.o): Remove.
24453 * configure: Regenerate
24454 * configure.ac: Create plugin-version.h.
24455 * gcc-plugin.h (plugin_gcc_version): Remove.
24456 (plugin_default_version_check): Change signature.
24457 * plugin-version.c: Remove.
24458 * plugin.c: Include plugin-version.h.
24459 (str_plugin_gcc_version_name): Remove.
24460 (try_init_one_plugin): Pass gcc version to plugin_init.
24461 (plugin_default_version_check): Both gcc and plugin versions are now
24464 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
24466 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
24467 problematic last insns. Test for TYPE_CALL rather than CALL_P.
24468 Remove special case testing for last insn of inner loops. Don't fail
24469 if the loop ends with a jump, emit an extra nop instead.
24471 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
24472 DREGS rather than comparing directly. Remove code that tries to
24473 account for latencies.
24475 2009-04-29 Richard Guenther <rguenther@suse.de>
24477 PR tree-optimization/39941
24478 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
24479 eliminating an indirect call.
24481 2009-04-29 Richard Guenther <rguenther@suse.de>
24483 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
24484 parameter. Allow invariants as base if !require_lvalue.
24485 (verify_gimple_assign_single): Adjust.
24487 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
24489 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
24490 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
24491 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
24492 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
24493 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
24495 * config/bfin/bfin.c (bfin_expand_builtin,
24496 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
24498 2009-04-28 Richard Guenther <rguenther@suse.de>
24500 * tree-vect-loop.c (get_initial_def_for_induction): Use
24501 correct types for pointer increment.
24503 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24505 * toplev.c (print_version): Update GMP version string calculation.
24507 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
24509 PR rtl-optimization/39938
24510 * resource.c (init_resource_info): Add call to df_analyze.
24512 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
24514 * config/alpha/alpha.md (usegp): Cast the result of
24515 alpha_find_lo_sum_using_gp to enum attr_usegp.
24516 * config/alpha/alpha.c (override_options): Remove end-of-structure
24517 marker element from cpu_table. Use array size of cpu_table to handle
24518 -mcpu and -mtune options.
24519 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
24521 2009-04-28 Joseph Myers <joseph@codesourcery.com>
24523 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
24524 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
24525 tune_32 and tune_64.
24526 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
24527 support on PowerPC.
24528 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
24529 * config/rs6000/option-defaults.h: ... here. New file.
24530 (OPT_64, OPT_32): Define.
24531 (MASK_64BIT): Define to 0 if not already defined.
24532 (OPT_ARCH64, OPT_ARCH32): Define.
24533 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
24536 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24538 * config/arm/arm.c (arm_override_options): Emit error on using
24541 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
24543 PR rtl-optimization/39914
24544 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
24545 registers for allocnos created from user-defined variables only
24546 when not optimizing.
24548 2009-04-28 Richard Guenther <rguenther@suse.de>
24550 PR middle-end/39937
24551 * fold-const.c (fold_binary): Use distribute_real_division only
24554 2009-04-28 Steve Ellcey <sje@cup.hp.com>
24556 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
24557 add hpux-stdint.h to tm_file.
24558 (hppa[12]*-*-hpux11*): Ditto.
24559 (ia64*-*-hpux*): Ditto.
24560 * config/hpux-stdint.h: New.
24561 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
24562 __STDC_EXT__ for all compiles.
24563 * config/pa/pa-hpux.h: Ditto.
24564 * config/pa/pa-hpux10.h: Ditto.
24565 * config/pa/pa-hpux11.h: Ditto.
24567 2009-04-28 Catherine Moore <clm@codesourcery.com>
24569 * debug.h (set_name): Add comment.
24571 2009-04-28 Andrew Pinski <pinskia@gmail.com>
24574 * config/darwin.c (machopic_gen_offset): Check
24575 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
24576 * config/arm/arm.c (require_pic_register): Likewise.
24578 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
24580 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
24581 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
24582 m32c_promote_prototypes): Delete.
24584 2009-04-28 Michael Matz <matz@suse.de>
24586 PR middle-end/39922
24587 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
24590 2009-04-28 Richard Guenther <rguenther@suse.de>
24592 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
24594 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24596 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
24597 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
24598 * config/arm/arm-tune.md: Regenerate.
24600 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
24602 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
24603 block if there are complex incoming edges.
24604 (sel_merge_blocks): Remove useless assert.
24605 (sel_redirect_edge_and_branch): Check that edge was redirected.
24606 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
24607 (sel_find_rgns): Delete declaration.
24608 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
24609 the region when it is not a preheader.
24611 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
24614 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
24616 2009-04-28 Richard Guenther <rguenther@suse.de>
24618 * tree.h (SSA_NAME_VALUE): Remove.
24619 (struct tree_ssa_name): Remove value_handle member.
24620 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
24621 array for jump threading.
24622 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
24624 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
24625 * tree-flow.h (threadedge_initialize_values): Declare.
24626 (threadedge_finalize_values): Likewise.
24627 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
24628 (SSA_NAME_VALUE): Define.
24629 (threadedge_initialize_values): New function.
24630 (threadedge_finalize_values): Likewise.
24631 * tree-ssa-dom.c (ssa_name_values): New global variable.
24632 (SSA_NAME_VALUE): Define.
24633 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
24635 2009-04-28 Ira Rosen <irar@il.ibm.com>
24637 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
24638 Use REPORT_VECTORIZED_LOCATIONS instead
24639 REPORT_VECTORIZED_LOOPS.
24640 * tree-vectorizer.c (vect_verbosity_level): Make static.
24641 (vect_loop_location): Rename to vect_location.
24642 (vect_set_verbosity_level): Update comment.
24643 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
24645 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
24646 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
24647 instead REPORT_UNVECTORIZED_LOOPS.
24648 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
24649 and vect_loop_def to vect_external_def and vect_internal_def.
24650 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
24651 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
24652 REPORT_UNVECTORIZED_LOCATIONS.
24653 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
24654 and vect_used_in_loop and to vect_unused_in_scope and
24655 vect_used_in_scope.
24656 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
24657 (vect_verbosity_level): Remove declaration.
24658 (vect_analyze_operations): Likewise.
24659 (vect_analyze_stmt): Declare.
24660 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
24661 REPORT_UNVECTORIZED_LOCATIONS.
24662 (vect_get_loop_niters): Fix indentation.
24663 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
24664 (vect_analyze_loop_operations): New function.
24665 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
24666 vect_analyze_operations.
24667 (vect_is_simple_reduction): Use new names.
24668 (vectorizable_live_operation, vect_transform_loop): Likewise.
24669 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
24670 to specify whether the data references can be a part of interleaving
24672 (vect_analyze_data_ref_dependence): Use new names.
24673 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
24674 (vect_create_addr_base_for_vector_ref): Remove redundant code.
24675 * tree-vect-patterns.c (widened_name_p): Use new names.
24676 (vect_recog_dot_prod_pattern): Likewise.
24677 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
24678 (process_use, vect_mark_stmts_to_be_vectorized,
24679 vect_model_simple_cost, vect_model_store_cost,
24680 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
24681 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
24682 vectorizable_operation, vectorizable_type_demotion,
24683 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
24684 vectorizable_condition): Likewise.
24685 (vect_analyze_operations): Split into vect_analyze_loop_operations
24687 (vect_analyze_stmt): ... new function.
24688 (new_stmt_vec_info): Use new names.
24689 (vect_is_simple_use): Use new names and fix comment.
24690 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
24691 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
24693 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
24696 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
24697 and integer modes for x87 operands. Do not ICE for unsupported size,
24698 generate error instead. Generate error for unsupported operand types.
24699 ['z']: Do not handle HImode memory operands specially. Warning
24700 for floating-point operands. Fallthru to 'Z' for unsupported operand
24701 types. Do not ICE for unsupported size, generate error instead.
24702 (output_387_binary_op): Use %Z to output operands.
24703 (output_fp_compare): Ditto.
24704 (output_387_reg_move): Ditto.
24706 2009-04-28 Ben Elliston <bje@au.ibm.com>
24711 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24713 * builtins.c (c_strlen): Do not warn here.
24714 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
24715 * c-common.c (pointer_int_sum): Take an explicit location.
24716 Warn about offsets out of bounds.
24717 * c-common.h (pointer_int_sum): Adjust declaration.
24719 2009-04-27 Ian Lance Taylor <iant@google.com>
24721 * collect2.c (is_ctor_dtor): Change type of ret field in struct
24723 * dce.c (run_fast_df_dce): Change type of old_flags to int.
24724 * df-core.c (df_set_flags): Change return type to int. Change
24725 type of old_flags to int.
24726 (df_clear_flags): Likewise.
24727 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
24728 (df_get_conditional_uses): Likewise.
24729 * df.h (df_set_flags, df_clear_flags): Update declarations.
24730 * dwarf2out.c (struct indirect_string_node): Change type of form
24731 field to enum dwarf_form.
24732 (AT_string_form): Change return type to enum dwarf_form.
24733 * fixed-value.c (fixed_compare): Add cast to enum type.
24734 * fwprop.c (update_df): Change 0 to VOIDmode.
24735 * gensupport.c: Change 0 to UNKNOWN.
24736 * gimple.h (gimple_cond_code): Add cast to enum type.
24737 * haifa-sched.c (reemit_notes): Add cast to enum type.
24738 * hooks.c (hook_int_void_no_regs): Remove function.
24739 * hooks.h (hook_int_void_no_regs): Remove declaration.
24740 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
24741 * predict.c (combine_predictions_for_insn): Add casts to enum type.
24742 * real.c (real_arithmetic): Add cast to enum type.
24743 (real_compare): Likewise.
24744 * target.h (struct gcc_target): Change return type of
24745 branch_target_register_class to enum reg_class.
24746 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
24747 default_branch_target_register_class.
24748 * targhooks.c (default_branch_target_register_class): New function.
24749 * targhooks.h (default_branch_target_register_class): Declare.
24750 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
24751 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
24753 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
24755 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
24756 vect_uninitialized_def. Change 0 to ERROR_MARK.
24757 * tree-vect-stmts.c (supportable_widening_operation): Don't
24758 initialize icode1 and icode2.
24759 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
24760 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
24762 (cmn_err_flag_specs): Change 0 to STD_C89.
24763 (cmn_err_char_table): Likewise.
24764 * config/arm/arm.c (get_arm_condition_code): Change type of code
24765 to enum arm_cond_code.
24766 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
24767 (IWMMXT_BUILTIN2): Likewise.
24768 (neon_builtin_type_bits): Don't define typedef.
24769 (neon_builtin_datum): Change type of bits field to int.
24770 (arm_expand_neon_args): Add cast to enum type.
24771 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
24773 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
24774 casts to enum type.
24775 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
24777 * config/mips/mips.md (jal_macro): Return enum constant.
24778 (single_insn): Likewise.
24779 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
24781 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
24782 casts to enum type.
24783 * config/s390/s390.c (s390_tune_flags): Change type to int.
24784 (s390_arch_flags): Likewise.
24785 (s390_handle_arch_option): Change flags field of struct pta to int.
24786 * config/s390/s390.h (s390_tune_flags): Update declaration.
24787 (s390_arch_flags): Likewise.
24788 * config/sh/sh.c (prepare_move_operands): Compare
24789 tls_symbolic_operand result with enum constant.
24790 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
24791 (sh_expand_prologue): Add cast to enum type.
24792 (sh_expand_epilogue): Likewise.
24793 (tls_symbolic_operand): Change return type to enum tls_model.
24794 (fpscr_set_from_mem): Add cast to enum type.
24795 (legitimize_pic_address): Compare tls_symbolic_operand result with
24797 (sh_target_reg_class): Change return type to enum reg_class.
24798 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
24800 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
24801 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
24802 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
24803 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
24804 (delayed_branch, tls_call_delay): Likewise.
24805 (eligible_for_sibcall_delay): Likewise.
24806 (eligible_for_return_delay): Likewise.
24807 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
24808 (spu_expand_builtin_1): Likewise.
24810 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
24811 for all types of conversions.
24812 (output_init_element): Issue -Wc++-compat warning if needed when
24813 initializing a bitfield with enum type.
24814 * c-parser.c (c_parser_expression): Set original_type to
24815 original_type of right hand operand of comma operator.
24817 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24819 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
24821 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
24822 * doc/cpp.texi (Standard Predefined Macros)
24823 (Implementation-defined behavior): Likewise.
24824 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
24825 * doc/gimple.texi (GIMPLE Exception Handling)
24826 (@code{GIMPLE_ASSIGN}): Likewise.
24827 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
24828 * doc/invoke.texi (Warning Options, Optimize Options)
24829 (AVR Options, Darwin Options): Likewise.
24830 (Optimize Options): Reformulate -fwhole-program description.
24831 * doc/loop.texi (Lambda): Likewise.
24832 * doc/md.texi (Output Template, Define Constraints)
24833 (Standard Names, Insn Splitting): Likewise.
24834 * doc/options.texi (Option properties): Likewise.
24835 * doc/passes.texi (Tree-SSA passes): Likewise.
24836 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
24837 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
24838 (File Names and DBX): Likewise.
24839 * doc/trouble.texi (Incompatibilities): Likewise.
24841 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
24843 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
24844 instruction is correct.
24846 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
24848 Allow non-constant arguments to conversion intrinsics.
24849 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
24850 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
24851 * spu.c (print_operand): Handle 'v' and 'w'.
24852 (exp2_immediate_p, spu_gen_exp2): Define.
24853 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
24854 spu_convtf_1): Update parameter descriptions.
24855 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
24856 * constraints.md ('v', 'w'): New.
24857 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
24859 (i2f, I2F): New define_mode_attr.
24860 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
24861 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
24862 fixuns_truncv4sfv4si2): Update to use mode attribute.
24863 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
24864 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
24865 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
24866 patterns for combine.
24868 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
24870 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
24871 (cprop, hoist, pre, store_motion): New debug counters.
24872 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
24873 is not an RTL pass anymore.
24874 (pass_profiling): Remove extern decl for pass removed in 2005.
24875 (pass_gcse, pass_jump_bypass): Remove.
24876 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
24877 to 0 for clean state.
24878 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
24879 * cse.c (gate_handle_cse_after_global_opts,
24880 rest_of_handle_cse_after_global_opts): New functions.
24881 (pass_cse_after_global_opts): New pass, does local CSE.
24882 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
24883 (TV_CPROP): New timevar.
24884 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
24885 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
24886 (gcse_main, recompute_all_luids): Remove.
24887 (compute_hash_table_work): Call max_reg_num instead of reading
24889 (cprop_jump): Don't set run_jump_opt_after_gcse.
24890 (constprop_register): Always allow to alter jumps.
24891 (cprop_insn): Likewise.
24892 (do_local_cprop): Likewise.
24893 (local_cprop_pass): Likewise. Return non-zero if something changed.
24894 (cprop): Remove function, fold interesting bits into one_cprop_pass.
24895 (find_implicit_sets): Add note about missed optimization opportunity.
24896 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
24897 pass_rtl_cprop execute function.
24898 Don't bother tracking the pass number, each pass gets its own dumpfile
24900 Always allow to alter jumpsand bypass jumps.
24901 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
24902 will just find no suitable set.
24903 (pre_edge_insert): Fix dumping, this function is for PRE only.
24904 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
24905 pass_rtl_pre execute function.
24906 (hoist_code): Return non-zero if something changed. Keep track of
24907 substitutions and insertions for statistics gathering similar to PRE.
24908 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
24909 called from the pass_rtl_hoist execute function. Show pass statistics.
24910 (compute_store_table): Use max_reg_num directly instead of using the
24911 formerly global max_gcse_regno.
24912 (build_store_vectors): Likewise.
24913 (replace_store_insn): Fix dumping.
24914 (store_motion): Rename to ...
24915 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
24916 pass, called from the pass_rtl_store_motion execute function. Keep
24917 track of substitutions and insertions for statistics gathering similar
24919 (bypass_jumps): Remove, fold interesting bits into ...
24920 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
24921 from the pass_rtl_cprop execute function.
24922 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
24923 pass_jump_bypass): Remove.
24924 (gate_handle_gcse, rest_of_handle_gcse): Remove.
24925 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
24926 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
24927 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
24928 (gate_rtl_store_motion, execute_rtl_store_motion,
24929 pass_rtl_store_motion): New.
24930 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
24931 make it clear that -fcse-skip-blocks is a no-op for backward compat.
24932 * passes.c (init_optimization_passes): Remove pass_gcse and
24933 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
24934 and cse_after_global_opts in place of pass_gcse. Schedule cprop
24935 instead of pass_jump_bypass.
24937 2009-04-27 Richard Guenther <rguenther@suse.de>
24939 PR middle-end/39928
24940 * gimplify.c (gimplify_expr): If we are required to create
24941 a temporary make sure it ends up as register.
24943 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
24946 * config/i386/i386.c (construct_container): Don't call
24947 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
24948 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
24950 2009-04-27 Michael Matz <matz@suse.de>
24952 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
24953 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
24954 * tree-ssa-live.h (find_replaceable_exprs): Return a bitmap.
24955 (dump_replaceable_exprs): Take a bitmap.
24956 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
24958 (expand_gimple_basic_block): Likewise.
24959 * tree-ssa-ter.c (struct temp_expr_table_d): Make
24960 replaceable_expressions member a bitmap.
24961 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
24962 (mark_replaceable): Likewise.
24963 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
24964 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
24966 2009-04-27 Richard Guenther <rguenther@suse.de>
24968 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
24969 (verify_stmts): Dispatch to gimple/type verification code.
24970 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
24971 issue with call argument types.
24973 2009-04-27 Michael Matz <matz@suse.de>
24975 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
24976 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
24979 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
24980 Eric Botcazou <ebotcazou@adacore.com>
24982 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
24983 a label's basic block.
24984 (mark_target_live_regs): Tidy and rework obsolete comments.
24985 Change back DF problem to LIVE. If a label starts a basic block,
24986 assume that all registers that used to be live then still are.
24987 (init_resource_info): If a label starts a basic block, set its
24988 BLOCK_FOR_INSN accordingly.
24989 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
24991 2009-04-27 Richard Guenther <rguenther@suse.de>
24993 * tree-flow-inline.h (function_ann): Remove.
24994 (get_function_ann): Likewise.
24995 * tree-dfa.c (create_function_ann): Remove.
24996 * tree-flow.h (struct static_var_ann_d): Remove.
24997 (struct function_ann_d): Likewise.
24998 (union tree_ann_d): Remove fdecl member.
24999 (function_ann_t): Remove.
25000 (function_ann, get_function_ann, create_function_ann): Remove
25003 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
25005 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
25007 2009-04-27 Jan Hubicka <jh@suse.cz>
25009 * ipa-pure-const.c (struct funct_state_d): New fields
25010 state_previously_known, looping_previously_known; remove
25011 state_set_in_source.
25012 (analyze_function): Use new fields.
25013 (propagate): Avoid assumption that state_set_in_source imply
25016 * tree-ssa-loop-niter.c (finite_loop_p): New function.
25017 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
25018 * cfgloop.h (finite_loop_p): Declare.
25020 2009-04-26 Michael Matz <matz@suse.de>
25022 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
25024 2009-04-26 Michael Matz <matz@suse.de>
25026 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
25027 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
25028 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
25029 pass_mark_used_blocks): Remove.
25030 * tree-optimize.c (pass_free_datastructures,
25031 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
25032 * passes.c (init_optimization_passes): Don't call
25033 pass_mark_used_blocks, remove dead code.
25035 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
25037 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
25038 * tree-ssa-live.h (register_ssa_partition): Likewise.
25040 2009-04-26 Michael Matz <matz@suse.de>
25043 * builtins.c (fold_builtin_next_arg): Handle SSA names.
25044 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
25045 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
25047 (compare_pairs): Swap cost comparison.
25048 (coalesce_ssa_name): Don't use change_partition_var.
25049 * tree-nrv.c (struct nrv_data): Add modified member.
25050 (finalize_nrv_r): Set it.
25051 (tree_nrv): Use it to update statements.
25052 (pass_nrv): Require PROP_ssa.
25053 * tree-mudflap.c (mf_decl_cache_locals,
25054 mf_build_check_statement_for): Use make_rename_temp.
25055 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
25056 * alias.c (find_base_decl): Handle SSA names.
25057 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
25058 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
25059 * rtl.h (set_reg_attrs_for_parm): Declare.
25060 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
25061 to "optimized", remove unused locals at finish.
25062 (execute_free_datastructures): Make global, call
25063 delete_tree_cfg_annotations.
25064 (execute_free_cfg_annotations): Don't call
25065 delete_tree_cfg_annotations.
25067 * ssaexpand.h: New file.
25068 * expr.c (toplevel): Include ssaexpand.h.
25069 (expand_assignment): Handle SSA names the same as register variables.
25070 (expand_expr_real_1): Expand SSA names.
25071 * cfgexpand.c (toplevel): Include ssaexpand.h.
25072 (SA): New global variable.
25073 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
25074 (SSAVAR): New macro.
25075 (set_rtl): New helper function.
25076 (add_stack_var): Deal with SSA names, use set_rtl.
25077 (expand_one_stack_var_at): Likewise.
25078 (expand_one_stack_var): Deal with SSA names.
25079 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
25080 before unique numbers.
25081 (expand_stack_vars): Use set_rtl.
25082 (expand_one_var): Accept SSA names, add asserts for them, feed them
25083 to above subroutines.
25084 (expand_used_vars): Expand all partitions (without default defs),
25085 then only the local decls (ignoring those expanded already).
25086 (expand_gimple_cond): Remove edges when jumpif() expands an
25087 unconditional jump.
25088 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
25089 or remove abnormal edges. Ignore insns setting the LHS of a TERed
25091 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
25092 members of SA; deal with PARM_DECL partitions here; expand
25093 all PHI nodes, free tree datastructures and SA. Commit instructions
25094 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
25095 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
25096 info and statements at start, collect garbage at finish.
25097 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
25098 (VAR_ANN_PARTITION) Remove.
25099 (change_partition_var): Don't declare.
25100 (partition_to_var): Always return SSA names.
25101 (var_to_partition): Only accept SSA names.
25102 (register_ssa_partition): Only check argument.
25103 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
25105 (delete_var_map): Don't free it.
25106 (var_union): Only accept SSA names, simplify.
25107 (partition_view_init): Mark only useful SSA names as used.
25108 (partition_view_fini): Only deal with SSA names.
25109 (change_partition_var): Remove.
25110 (dump_var_map): Use ssa_name instead of partition_to_var member.
25111 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
25113 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
25114 (struct _elim_graph): New member const_dests; nodes member vector of
25116 (set_location_for_edge): New static helper.
25117 (create_temp): Remove.
25118 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
25119 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
25120 (new_elim_graph): Allocate const_dests member.
25121 (clean_elim_graph): Truncate const_dests member.
25122 (delete_elim_graph): Free const_dests member.
25123 (elim_graph_size): Adapt to new type of nodes member.
25124 (elim_graph_add_node): Likewise.
25125 (eliminate_name): Likewise.
25126 (eliminate_build): Don't take basic block argument, deal only with
25127 partition numbers, not variables.
25128 (get_temp_reg): New static helper.
25129 (elim_create): Use it, deal with RTL temporaries instead of trees.
25130 (eliminate_phi): Adjust all calls to new signature.
25131 (assign_vars, replace_use_variable, replace_def_variable): Remove.
25132 (rewrite_trees): Only do checking.
25133 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
25134 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
25135 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
25136 contains_tree_r, MAX_STMTS_IN_LATCH,
25137 process_single_block_loop_latch, analyze_edges_for_bb,
25138 perform_edge_inserts): Remove.
25139 (expand_phi_nodes): New global function.
25140 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
25141 functions, initialize new parameter, remember partitions having a
25143 (finish_out_of_ssa): New global function.
25144 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
25145 don't reset in_ssa_p here, don't disable TER when mudflap.
25146 (pass_del_ssa): Remove.
25147 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
25149 (execute_free_datastructures): Declare.
25150 * Makefile.in (SSAEXPAND_H): New variable.
25151 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
25152 * basic-block.h (commit_one_edge_insertion): Declare.
25153 * passes.c (init_optimization_passes): Move pass_nrv and
25154 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
25155 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
25156 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
25157 (redirect_branch_edge): Deal with super block when expanding, split
25158 out jump patching itself into ...
25159 (patch_jump_insn): ... here, new static helper.
25161 2009-04-26 Michael Matz <matz@suse.de>
25163 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
25164 beyond num_ssa_names.
25165 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
25166 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
25168 2009-04-26 Jakub Jelinek <jakub@redhat.com>
25170 PR inline-asm/39543
25171 * fwprop.c (forward_propagate_asm): New function.
25172 (forward_propagate_and_simplify): Propagate also into __asm, if it
25173 doesn't increase the number of referenced registers.
25176 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
25178 2009-04-26 Jakub Jelinek <jakub@redhat.com>
25180 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
25181 note_nonlocal_vla_type for nonlocal VLAs.
25182 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
25183 contains_remapped_vars, remap_vla_decls): New functions.
25184 (convert_nonlocal_reference_stmt): If not optimizing, call
25185 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
25186 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
25187 if it wasn't found in var_map.
25188 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
25189 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
25190 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
25192 * gimplify.c (nonlocal_vlas): New variable.
25193 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
25195 (gimplify_body): Create and destroy nonlocal_vlas.
25197 * dwarf2out.c (loc_descr_plus_const): New function.
25198 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
25199 mem_loc_descriptor, loc_descriptor_from_tree_1,
25200 descr_info_loc, gen_variable_die): Use it.
25202 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
25203 !TREE_STATIC VAR_DECLs.
25204 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
25205 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
25206 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
25207 DECL_BY_REFERENCE is valid.
25208 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
25209 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
25210 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
25211 Copy DECL_BY_REFERENCE.
25212 (struct nesting_copy_body_data): New type.
25213 (nesting_copy_decl): New function.
25214 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
25215 if they have variable length.
25217 2009-04-26 Michael Matz <matz@suse.de>
25219 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
25220 mark new temporaries for renaming.
25222 2009-04-26 Joseph Myers <joseph@codesourcery.com>
25225 * c-decl.c (global_bindings_p): Return negative value.
25226 (c_variable_size): New. Based on variable_size from
25228 (grokdeclarator): Call c_variable_size not variable_size.
25230 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
25232 * config/i386/i386.c (print_operand) ['z']: Fix typo.
25234 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
25236 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
25237 Redefine it to just use mingw/include.
25238 (ASM_SPEC): Rules for -m32 and -m64.
25239 (LINK_SPEC): Use Likewise.
25240 (SPEC_32): New define.
25241 (SPEC_64): Likewise.
25242 (SUB_LINK_SPEC): Likewise.
25243 (MULTILIB_DEFAULTS): New define.
25244 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
25245 Add multilib options.
25246 (MULTILIB_DIRNAMES): Likewise.
25247 (MULTILIB_OSDIRNAMES): Likewise.
25248 (LIBGCC): Likewise.
25249 (INSTALL_LIBGCC): Likewise.
25251 2009-04-26 Joseph Myers <joseph@codesourcery.com>
25254 * c-tree.h (enum c_inline_static_type): New.
25255 (record_inline_static): Declare.
25256 * c-decl.c (struct c_inline_static, c_inline_statics,
25257 record_inline_static, check_inline_statics): New.
25258 (pop_file_scope): Call check_inline_statics.
25259 (start_decl): Call record_inline_static instead of pedwarning
25260 directly for static in inline function.
25261 * c-typeck.c (build_external_ref): Call record_inline_static
25262 instead of pedwarning directly for static referenced in inline
25265 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
25267 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
25268 not new but only being rescanned.
25269 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
25270 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
25271 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
25272 record_set_info, compute_set, grealloc): Remove.
25273 (recompute_all_luids): New function.
25274 (gcse_main): Don't compute sets, and don't do related memory
25275 allocations/free-ing. If something changed before the end of the
25276 pass, update LUIDs using recompute_all_luids.
25277 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
25278 (free_gcse_mem): Don't free it either.
25279 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
25280 Use the df insn LUIDs.
25281 (load_killed_in_block): Likewise.
25282 (compute_hash_table_work): Don't compute reg_set_in_block.
25283 (compute_transp): Use DF_REG_DEF_CHAINs.
25284 (local_cprop_pass): Don't use compute_sets and related functions.
25285 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
25286 Use get_max_uid() instead of max_cuid.
25287 (insert_insn_end_basic_block, pre_insert_copy_insn,
25288 update_ld_motion_stores): Don't try to
25289 keep reg_set tables up to date.
25290 (pre_insert_copies): Use df insn LUIDs.
25291 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
25292 (reg_set_info): Don't use extra bitmap argument.
25293 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
25294 information to compute regs_set_in_block.
25295 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
25296 (bypass_jumps): Don't use compute_sets and friends.
25298 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25301 * opts.c (undocumented_msg): Do not leave blank even with
25304 2009-04-25 Joseph Myers <joseph@codesourcery.com>
25306 * c-decl.c (build_enumerator): Allow values folding to integer
25307 constants but not integer constant expressions with a pedwarn if
25310 2009-04-25 Joseph Myers <joseph@codesourcery.com>
25313 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
25314 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
25315 type is an integer constant.
25317 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
25320 * config/i386/i386.c (print_operand) ['z']: Revert handling of
25323 2009-04-25 Joseph Myers <joseph@codesourcery.com>
25326 * c-decl.c (grokdeclarator): Diagnose declarations of functions
25327 with variably modified return type and no storage class
25328 specifiers, except for the case of nested functions. Distinguish
25329 extern declarations of functions with variably modified return
25330 types from those of objects with variably modified types.
25332 2009-04-25 Jan Hubicka <jh@suse.cz>
25334 * tree.c (list_equal_p): New function.
25335 * tree.h (list_equal_p): Declare.
25336 * coretypes.h (edge_def, edge, const_edge, basic_block_def
25337 basic_block_def, basic_block, const_basic_block): New.
25338 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
25339 (redirect_eh_edge): New function.
25340 (make_eh_edge_update_phi): EH edges are not abnormal.
25341 * except.c: Include tree-flow.h.
25342 (list_match): New function.
25343 (eh_region_replaceable_by_p): New function.
25344 (replace_region): New function.
25345 (hash_type_list): New function.
25346 (hash_eh_region): New function.
25347 (eh_regions_equal_p): New function.
25348 (merge_peers): New function.
25349 (remove_unreachable_regions): Verify EH tree when checking;
25351 (copy_eh_region_1): New function.
25352 (copy_eh_region): New function.
25353 (push_reachable_handler): New function.
25354 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
25355 regions without label but with live RESX.
25356 * except.h (redirect_eh_edge_to_label): New.
25357 * tree-flow.h (redirect_eh_edge): New.
25358 * coretypes.h (edge_def, edge, const_edge, basic_block_def
25359 basic_block_def, basic_block, const_basic_block): Remove.
25360 * Makefile.in (except.o): Add dependency on tree-flow.h
25361 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
25362 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
25365 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
25368 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
25369 on the destination of memcpy.
25371 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
25373 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
25374 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
25375 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
25377 2009-04-25 Jan Hubicka <jh@suse.cz>
25379 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
25380 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
25381 to be reached by different label than left.
25382 (update_eh_edges): Update comment; remove edge_to_remove if possible
25383 and return true if suceeded.
25384 (cleanup_empty_eh): Accept sharing map; handle shared regions.
25385 (cleanup_eh): Compute sharing map.
25386 * except.c (remove_eh_handler_and_replace): Add argument if we should
25388 (remove_unreachable_regions): Update for label sharing.
25389 (label_to_region_map): Likewise.
25390 (get_next_region_sharing_label): New function.
25391 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
25393 (remove_eh_handler): Update.
25394 (remove_eh_region_and_replace_by_outer_of): New function.
25395 * except.h (struct eh_region): Add next_region_sharing_label.
25396 (remove_eh_region_and_replace_by_outer_of,
25397 get_next_region_sharing_label): Declare.
25398 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
25400 2009-04-25 Jan Hubicka <jh@suse.cz>
25402 * tree-cfg.c (split_critical_edges): Split also edges where we can't
25403 insert code even if they are not critical.
25405 2009-04-25 Jan Hubicka <jh@suse.cz>
25407 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
25408 (gimple_can_remove_branch_p): EH edges won't remove branch by
25410 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
25411 updating of non-abnormal EH edges.
25412 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
25413 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
25414 (split_critical_edges): Split also edges where emitting code on them
25415 will lead to splitting later.
25417 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
25418 H.J. Lu <hongjiu.lu@intel.com>
25421 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
25422 the configured assembler supports fildq and fistpq mnemonics.
25423 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
25424 * configure: Regenerated.
25425 * config.in: Ditto.
25427 * config/i386/i386.c (print_operand): Handle 'Z'.
25428 ['z']: Remove handling of special fild/fist suffixes.
25429 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
25430 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
25431 suffix of fild insn.
25432 (*floatsi<mode>2_vector_mixed): Ditto.
25433 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
25434 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
25435 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
25436 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
25437 * config/i386/gas.h (GAS_MNEMONICS): Remove.
25439 2009-04-25 Ben Elliston <bje@au.ibm.com>
25441 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
25442 the source of a set operation.
25444 2009-04-25 Anatoly Sokolov <aesok@post.ru>
25446 * target.h (struct gcc_target): Add case_values_threshold field.
25447 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
25448 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
25449 * targhooks.c (default_case_values_threshold): New function.
25450 * targhooks.h (default_case_values_threshold): Declare function.
25451 * stmt.c (expand_case): Use case_values_threshold target hook.
25452 * expr.h (case_values_threshold): Remove declartation.
25453 * expr.c (case_values_threshold): Remove function.
25454 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
25456 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
25457 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
25458 (avr_case_values_threshold): Declare as static.
25459 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
25461 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
25462 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
25463 (mn10300_case_values_threshold): New function.
25465 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
25467 * ira.c (setup_cover_and_important_classes): Add enum cast.
25469 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
25471 * genpreds.c (write_enum_constraint_num): Output definition of
25472 CONSTRAINT_NUM_DEFINED_P macro.
25473 * ira.c (setup_cover_and_important_classes): Use
25474 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
25476 2009-04-24 DJ Delorie <dj@redhat.com>
25478 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
25479 __SH2A_SINGLE_ONLY__ also.
25481 2009-04-24 Steve Ellcey <sje@cup.hp.com>
25483 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
25484 (movdf_internal): Ditto.
25485 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
25486 SFmode and DFmode constants.
25487 (ia64_print_operand): Add 'G' format for printing
25488 floating point constants.
25490 2009-04-24 Richard Guenther <rguenther@suse.de>
25492 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
25493 from unsigned additions.
25495 2009-04-24 Joseph Myers <joseph@codesourcery.com>
25497 * c-typeck.c (set_init_index): Allow array designators that are
25498 not integer constant expressions with a pedwarn if pedantic.
25500 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
25502 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
25503 zero if no overlap in nonzero bits between the operands.
25505 2009-04-24 Ian Lance Taylor <iant@google.com>
25507 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
25508 (record_dead_and_set_regs): Likewise.
25509 * df.h (struct df_mw_hardreg): Change flags field to int.
25510 (struct df_base_ref): Likewise.
25511 (struct df): Change changeable_flags field to int.
25512 * df-scan.c (df_defs_record): Change clobber_flags to int.
25513 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
25514 constants rather than #define macros.
25515 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
25516 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
25517 (enum dwarf_calling_convention): Likewise.
25518 (enum dwarf_line_number_x_ops): Likewise.
25519 (enum dwarf_call_frame_info): Likewise.
25520 (enum dwarf_source_language): Likewise.
25521 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
25522 (add_calling_convention_attribute): Likewise.
25523 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
25524 (combine_comparisons): Change compcode to int. Add cast to enum type.
25525 * genrecog.c (maybe_both_true_2): Change c to int.
25526 (write_switch): Likewise. Add cast to enum type.
25527 * gimplify.c (gimplify_omp_for): Handle return values from
25528 gimplify_expr using MIN rather than bitwise or.
25529 (gimplify_expr): Add cast to enum type.
25530 * ipa-prop.c (update_jump_functions_after_inlining): Change
25531 IPA_BOTTOM to IPA_JF_UNKNOWN.
25532 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
25533 Add casts to enum type.
25534 (setup_cover_and_important_classes): Change cl to int. Add casts
25536 (setup_class_translate): Change cl and mode to int.
25537 (ira_init_once): Change mode to int.
25538 (free_register_move_costs): Likewise.
25539 (setup_prohibited_mode_move_regs): Add casts to enum type.
25540 * langhooks.c (add_builtin_function_common): Rework assertion that
25541 value fits bitfield.
25542 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
25543 * omega.c (omega_do_elimination): Avoid math on enum types.
25544 * optabs.c (expand_vec_shift_expr): Remove casts to int.
25545 * opts.c (set_debug_level): Change 2 to enum constant. Use new
25546 int local to handle integral_argment value.
25547 * regmove.c (try_auto_increment): Change PUT_MODE to
25549 * reload.c (push_secondary_reload): Add casts to enum type.
25550 (secondary_reload_class, find_valid_class): Likewise.
25551 * reload1.c (emit_input_reload_insns): Likewise.
25552 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
25553 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
25554 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
25556 * tree.c (build_common_builtin_nodes): Add casts to enum type.
25557 * tree-complex.c (complex_lattice_t): Typedef to int rather than
25559 (expand_complex_libcall): Add casts to enum type.
25560 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
25561 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
25562 with ERROR_MARK, not NUM_TREE_CODES.
25563 (vect_create_epilog_for_reduction): Likewise.
25564 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
25565 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
25566 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
25568 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
25569 vect_unused_in_loop. Change 0 to loop_vect.
25570 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
25571 * var-tracking.c (get_init_value): Change return type to enum
25573 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
25574 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
25576 (arm_override_options): Add casts to enum type.
25577 (arm_emit_tls_decoration): Likewise.
25578 * config/i386/i386.c (ix86_function_specific_restore): Add casts
25580 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
25581 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
25582 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
25584 * config/s390/s390.c (code_for_builtin_64): Change to array of
25586 (code_for_builtin_31): Likewise.
25587 (s390_expand_builtin): Change code_for_builtin to enum insn_code
25589 * config/sparc/sparc.c (sparc_override_options): Change value
25590 field in struct code_model to enum cmodel. In initializer change
25591 0 to NULL and add cast to enum type.
25593 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
25594 Change all callers. Issue a -Wc++-compat warning using
25595 lhs_origtype if necessary.
25596 (convert_for_assignment): Issue -Wc++-compat warnings about
25597 invalid conversions to enum type on assignment.
25598 * c-common.h (build_modify_expr): Update declaration.
25600 2009-04-24 Nick Clifton <nickc@redhat.com>
25602 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
25603 (function_arg_advance): Likewise.
25604 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
25607 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
25609 * config/s390/constraints.md ('I', 'J'): Fix condition.
25611 2009-04-24 Diego Novillo <dnovillo@google.com>
25613 * gengtype-parse.c (parse_error): Add newline after message.
25615 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
25617 * config/i386/sse.md (avxmodesuffixs): Removed.
25618 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
25619 (*avx_pinsr<ssevecsize>): This.
25621 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
25623 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
25624 follow chains of regs with a single definition, and allow expressions
25625 that are function_invariant_p.
25626 (simple_rhs_p): Allow expressions that are function_invariant_p.
25628 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
25630 PR middle-end/39867
25631 * fold-const.c (fold_cond_expr_with_comparison): When folding
25632 > and >= to MAX, make sure the MAX uses the same type as the
25633 comparison's operands.
25635 2009-04-24 Nick Clifton <nickc@redhat.com>
25637 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
25638 addressing for DImode accesses.
25639 (frv_print_operand_address): Handle PLUS case.
25640 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
25642 2009-04-24 Jakub Jelinek <jakub@redhat.com>
25644 PR rtl-optimization/39794
25645 * alias.c (canon_true_dependence): Add x_addr argument.
25646 * rtl.h (canon_true_dependence): Adjust prototype.
25647 * cse.c (check_dependence): Adjust canon_true_dependence callers.
25648 * cselib.c (cselib_invalidate_mem): Likewise.
25649 * gcse.c (compute_transp): Likewise.
25650 * dse.c (scan_reads_nospill): Likewise.
25651 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
25652 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
25653 canon_base_addr of the group, plus optional offset.
25654 (struct group_info): Rename canon_base_mem to
25656 (get_group_info): Set canon_base_addr to canon_rtx of base, not
25657 canon_rtx of base_mem.
25659 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
25661 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
25662 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
25664 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25666 * config/spu/spu-builtins.h: Delete file.
25668 * config/spu/spu.h (enum spu_builtin_type): Move here from
25670 (struct spu_builtin_description): Likewise. Add GTY marker.
25671 Do not use enum spu_function_code or enum insn_code.
25672 (spu_builtins): Add extern declaration.
25674 * config/spu/spu.c: Do not include "spu-builtins.h".
25675 (enum spu_function_code, enum spu_builtin_type_index,
25676 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
25677 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
25678 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
25679 unsigned_V2DI_type_node): Move here from spu-builtins.h.
25680 (spu_builtin_types): Make static. Add GTY marker.
25681 (spu_builtins): Add extern declaration with GTY marker.
25682 Include "gt-spu.h".
25684 * config/spu/spu-c.c: Do not include "spu-builtins.h".
25685 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
25686 Check programmatically whether all parameters are scalar.
25688 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
25690 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
25692 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
25693 assignment from the constructor either if the target is volatile.
25695 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
25697 * config/arm/arm.md (insv): Do not share operands[0].
25699 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
25701 * config/vxlib-tls.c (active_tls_threads): Delete.
25702 (delete_hook_installed): New.
25703 (tls_delete_hook): Don't delete the delete hook.
25704 (tls_destructor): Delete it here.
25705 (__gthread_set_specific): Adjust installing the delete hook.
25706 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
25707 __gthread_leave_tsd_dtor_context.
25709 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
25711 * c-format.c (gcc_tdiag_char_table): Add support for %E.
25713 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
25715 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
25717 (alpha_rtx_costs): Ditto.
25718 (emit_unlikely_jump): Use add_reg_note.
25719 (emit_frame_store_1): Ditto.
25720 (alpha_expand_prologue): Ditto.
25721 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
25722 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
25724 2009-04-23 Nick Clifton <nickc@redhat.com>
25726 * config/v850/v850.md (epilogue): Remove suppressed code.
25727 (return): Rename to return_simple and remove test of frame size.
25728 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
25729 to gen_return_simple.
25731 2009-04-22 Jing Yu <jingyu@google.com>
25734 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
25736 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
25739 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
25740 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
25741 value is a VECTOR_CST, the element type is the element type of the
25744 2009-04-22 DJ Delorie <dj@redhat.com>
25746 * config/m32c/m32c.h: Update GTY annotations to new syntax.
25748 2009-04-22 Jakub Jelinek <jakub@redhat.com>
25750 * alias.c (find_base_term): Move around LO_SUM case, so that
25751 CONST falls through into PLUS/MINUS handling.
25754 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
25755 into 0, use omit_one_operand.
25757 2009-04-23 Ben Elliston <bje@au.ibm.com>
25759 * config/rs6000/linux-unwind.h (get_regs): Remove type
25760 puns. Change the type of `pc' to an array of unsigned ints and
25761 update all users. Constify frame24.
25763 2009-04-22 DJ Delorie <dj@redhat.com>
25765 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
25766 declarations before code.
25767 (current_function_special_page_vector): Likewise.
25768 (m32c_expand_insv): Silence a warning.
25770 2009-04-21 Taras Glek <tglek@mozilla.com>
25772 * alias.c: Update GTY annotations to new syntax.
25773 * basic-block.h: Likewise.
25774 * bitmap.h: Likewise.
25775 * c-common.h: Likewise.
25776 * c-decl.c: Likewise.
25777 * c-parser.c: Likewise.
25778 * c-pragma.c: Likewise.
25779 * c-tree.h: Likewise.
25780 * cfgloop.h: Likewise.
25781 * cgraph.h: Likewise.
25782 * config/alpha/alpha.c: Likewise.
25783 * config/arm/arm.h: Likewise.
25784 * config/avr/avr.h: Likewise.
25785 * config/bfin/bfin.c: Likewise.
25786 * config/cris/cris.c: Likewise.
25787 * config/darwin.c: Likewise.
25788 * config/frv/frv.c: Likewise.
25789 * config/i386/i386.c: Likewise.
25790 * config/i386/i386.h: Likewise.
25791 * config/i386/winnt.c: Likewise.
25792 * config/ia64/ia64.h: Likewise.
25793 * config/iq2000/iq2000.c: Likewise.
25794 * config/mips/mips.c: Likewise.
25795 * config/mmix/mmix.h: Likewise.
25796 * config/pa/pa.c: Likewise.
25797 * config/pa/pa.h: Likewise.
25798 * config/rs6000/rs6000.c: Likewise.
25799 * config/s390/s390.c: Likewise.
25800 * config/sparc/sparc.c: Likewise.
25801 * config/xtensa/xtensa.c: Likewise.
25802 * cselib.h: Likewise.
25803 * dbxout.c: Likewise.
25804 * dwarf2out.c: Likewise.
25805 * except.c: Likewise.
25806 * except.h: Likewise.
25807 * fixed-value.h: Likewise.
25808 * function.c: Likewise.
25809 * function.h: Likewise.
25810 * gimple.h: Likewise.
25811 * integrate.c: Likewise.
25812 * optabs.c: Likewise.
25813 * output.h: Likewise.
25814 * real.h: Likewise.
25816 * stringpool.c: Likewise.
25817 * tree-data-ref.c: Likewise.
25818 * tree-flow.h: Likewise.
25819 * tree-scalar-evolution.c: Likewise.
25820 * tree-ssa-address.c: Likewise.
25821 * tree-ssa-alias.h: Likewise.
25822 * tree-ssa-operands.h: Likewise.
25823 * tree.c: Likewise.
25824 * tree.h: Likewise.
25825 * varasm.c: Likewise.
25826 * varray.h: Likewise.
25828 * coretypes.h: Do not define GTY macro if it is already defined.
25829 * doc/gty.texi: Update GTY documentation to new syntax.
25830 * gengtype-lex.l: Enforce attribute-like syntax for GTY
25831 annotations on structs.
25832 * gengtype-parse.c: Likewise.
25834 2009-04-22 Mark Heffernan <meheff@google.com>
25836 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
25838 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
25840 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
25843 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
25845 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
25846 the same as a PLUS without a shift. Increase the cost of a
25849 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25851 * Makefile.in: Update dependencies.
25852 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
25853 * errors.h: Remove bogus comment about compatibility.
25854 (warning): Update declaration.
25855 * genautomata.c: Update all calls to warning.
25856 * gimple.c: Do not include errors.h. Include toplev.h.
25857 * tree-ssa-structalias.c: Do not include errors.h.
25858 * omega.c: Likewise.
25859 * tree-ssa-reassoc.c: Likewise.
25860 * config/spu/spu-c.c: Likewise.
25861 * config/spu/t-spu-elf: Update dependencies.
25863 2009-04-22 Richard Guenther <rguenther@suse.de>
25865 PR tree-optimization/39824
25866 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
25867 make sure the types are compatible.
25869 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25872 * c-common.c (c_parse_error): Take a token_flags parameter.
25873 Use token_type for the token type instead.
25874 Pass token_flags to cpp_type2name.
25875 * c-common.h (c_parse_error): Update declaration.
25876 * c-parser.c (c_parser_error): Pass 0 as token flags.
25878 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
25880 PR rtl-optimization/39580
25881 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
25883 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25885 * function.c (expand_function_end): Do not emit a jump to the "naked"
25886 return label for fall-through returns.
25887 * except.c (sjlj_emit_function_exit): Always place the call to the
25888 unregister function at the location installed by expand_function_end.
25890 2009-04-22 Richard Guenther <rguenther@suse.de>
25892 PR tree-optimization/39845
25893 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
25894 (gen_inbound_check): Likewise.
25896 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
25898 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
25900 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
25901 * config/vxlib.c (__gthread_once): Add race guard for PPC.
25903 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
25905 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
25906 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
25907 shift counts to avoid out-of-bounds array accesses.
25909 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
25911 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
25912 (Pmode): Move above.
25914 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
25916 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
25917 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
25918 GET_CODE macro. Use IN_RANGE macro where appropriate.
25919 * config/alpha/alpha.h: Ditto.
25920 * config/alpha/alpha.md: Ditto.
25921 * config/alpha/constraints.md: Ditto.
25922 * config/alpha/predicates.md: Ditto.
25924 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
25926 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
25927 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25928 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25929 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25930 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25931 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25932 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25933 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25934 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25935 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25936 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25937 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25938 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25939 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25940 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25941 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25942 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25943 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25944 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25945 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25946 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25947 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25948 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25949 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25950 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25951 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25952 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25954 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
25956 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
25957 references from comments.
25958 * cfgbuild.c (count_basic_blocks): Delete.
25959 (find_basic_blocks_1): Delete.
25960 (find_basic_blocks): Delete.
25961 * except.c (finish_eh_generation): Make static. Move comment from
25962 except.h here. Remove find_basic_blocks references from comments.
25963 * except.h (finish_eh_generation): Delete.
25964 * basic-block.h (find_basic_blocks): Delete.
25965 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
25967 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
25969 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
25970 (sdbout_parms): Likewise.
25972 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
25974 * config/sh/sh.c (prepare_cbranch_operands): Use
25975 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
25976 (expand_cbranchdi4): Likewise.
25977 (from_compare): Add cast to enum type.
25978 (expand_cbranchsi4): Use add_reg_note.
25979 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
25980 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
25981 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
25982 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
25983 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
25984 instead of CODE_FOR_nothing.
25985 (cbranchdi4): Likewise. Fix the order of arguments for
25987 (push_fpscr): Use add_reg_note.
25988 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
25989 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
25991 2009-04-21 Joseph Myers <joseph@codesourcery.com>
25993 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
25994 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
25995 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
25996 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
25997 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
25998 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
25999 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
26000 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
26001 config/alpha/x-vms, config/arc/t-arc,
26002 config/arm/README-interworking, config/arm/arm-c.c,
26003 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
26004 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
26005 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
26006 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
26007 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
26008 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
26009 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
26010 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
26011 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
26012 config/cris/t-elfmulti, config/crx/t-crx,
26013 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
26014 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
26015 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
26016 config/h8300/t-h8300, config/i386/athlon.md,
26017 config/i386/darwin-libgcc.10.4.ver,
26018 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
26019 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
26020 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
26021 config/i386/t-linux64, config/i386/t-nwld,
26022 config/i386/t-rtems-i386, config/i386/t-sol2-10,
26023 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
26024 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
26025 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
26026 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
26027 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
26028 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
26029 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
26030 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
26031 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
26032 config/m68k/t-uclinux, config/mcore/t-mcore,
26033 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
26034 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
26035 config/mips/crtn.asm, config/mips/irix-crti.asm,
26036 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
26037 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
26038 config/mips/mips-fixed.md, config/mips/sb1.md,
26039 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
26040 config/mips/t-iris6, config/mips/t-isa3264,
26041 config/mips/t-libgcc-mips16, config/mips/t-linux64,
26042 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
26043 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
26044 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
26045 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
26046 config/mn10300/t-linux, config/mn10300/t-mn10300,
26047 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
26048 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
26049 config/picochip/libgccExtras/clzsi2.asm,
26050 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
26051 config/rs6000/darwin-libgcc.10.4.ver,
26052 config/rs6000/darwin-libgcc.10.5.ver,
26053 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
26054 config/rs6000/t-aix43, config/rs6000/t-aix52,
26055 config/rs6000/t-darwin, config/rs6000/t-fprules,
26056 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
26057 config/rs6000/t-lynx, config/rs6000/t-netbsd,
26058 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
26059 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
26060 config/rs6000/t-rtems, config/rs6000/t-spe,
26061 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
26062 config/score/t-score-elf, config/sh/divcost-analysis,
26063 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
26064 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
26065 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
26066 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
26067 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
26068 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
26069 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
26070 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
26071 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
26072 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
26073 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
26074 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
26075 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
26076 limitx.h, version.c, xcoff.h: Add copyright and license notices.
26077 * config/h8300/genmova.sh: Include copyright and license notices
26078 in generated output.
26079 * config/h8300/mova.md: Regenerate.
26080 * doc/install.texi2html: Include word "Copyright" in copyright
26081 notice and use name "Free Software Foundation, Inc.".
26082 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
26083 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
26084 ChangeLog-2007, ChangeLog-2008: Correct dates.
26086 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
26088 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
26089 NE_EXPR operations as well.
26090 * c-parser.c (c_parser_condition): Do not set location information on
26092 (c_parser_conditional_expression): Likewise.
26093 (c_parser_binary_expression): Set location information on operators.
26094 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
26095 TRUTH_NOT_EXPR has been folded.
26096 * fold-const.c (fold_truth_not_expr): Copy location information from
26097 the incoming expression to the outgoing one.
26098 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
26099 recursive calls on the LHS of the operator but pass that of the
26100 operator to recursive calls on the RHS of the operator. Set it
26102 (shortcut_cond_expr): Set the locus of the operator on the second
26103 COND_EXPR and that of the expression on the first in degenerate cases.
26104 Pass the locus of the expression to calls to shortcut_cond_r.
26105 Set the locus of the 'then' block on the associated jump, if any.
26106 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
26107 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
26108 expression to call to gimplify_boolean_expr.
26110 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
26112 * config.gcc: Add additional configuration for
26113 i686-w64-mingw* and x86_64-w64-mingw* triplet.
26114 * config/i386/mingw-w64.h: New mingw-w64 specific header.
26115 (CPP_SPEC): Redefine for allowing -municode option.
26116 (STARTFILE_SPEC): Likewise.
26117 * config/i386/t-mingw-w64: New.
26118 * config/i386/mingw-w64.opt: New.
26119 (municode): Add new target option.
26120 * doc/invoke.texi (municode): Add documentation for new option.
26122 2009-04-21 Ian Lance Taylor <iant@google.com>
26124 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
26125 Correct test for number of arguments.
26126 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
26128 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
26130 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
26131 argument of emit_library_call.
26133 2009-04-21 Richard Guenther <rguenther@suse.de>
26135 PR middle-end/39829
26136 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
26137 inside VIEW_CONVERT_EXPRs.
26139 2009-04-21 Martin Jambor <mjambor@suse.cz>
26141 * tree-switch-conversion.c (build_constructors): Split a long line.
26142 (constructor_contains_same_values_p): New function.
26143 (build_one_array): Create assigns of constants if possible, do not
26144 call mark_sym_for_renaming, call update_stmt.
26145 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
26146 make_rename_temp. Do not call mark_symbols_for_renaming, call
26148 (gen_def_assigns): Do not call mark_symbols_for_renaming or
26149 find_new_referenced_vars, call update_stmt.
26150 (gen_inbound_check): Use create_tmp_var and create ssa names manually
26151 instead of calling make_rename_temp. Do not call
26152 find_new_referenced_vars or mark_symbols_for_renaming, call
26155 2009-04-21 Richard Guenther <rguenther@suse.de>
26157 PR tree-optimization/39827
26158 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
26159 (tree_ssa_phiprop): Pass the correct array size.
26161 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
26163 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
26165 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
26168 * c-typeck.c (lvalue_p): Move declaration ...
26169 * c-common.h (lvalue_p): ... to here.
26170 * c-common.c (candidate_equal_p): New.
26171 (add_tlist): Use it.
26172 (merge_tlist): Use it.
26173 (warn_for_collisions_1): Likewise.
26174 (warning_candidate_p): Accept more candidates.
26175 (verify_tree): A warning candidate can be an expression. Use
26178 2009-04-21 Ben Elliston <bje@au.ibm.com>
26181 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
26182 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
26183 options. Remove -mcall-solaris documentation.
26185 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26188 * doc/invoke.texi (-Wlong-long): Update description.
26189 * c-lex (interpret_integer): Only warn if there was no previous
26190 overflow and -Wlong-long is enabled.
26191 * c-decl.c (declspecs_add_type): Drop redundant flags.
26192 * c.opt (Wlong-long): Init to -1.
26193 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
26194 and front-end warn_long_long. Wlong-long only depends on other
26195 flags if it is uninitialized.
26196 * c-parser.c (disable_extension_diagnostics): warn_long_long is
26197 the same for CPP and FE.
26198 (restore_extension_diagnostics): Likewise.
26200 2009-04-20 Ian Lance Taylor <iant@google.com>
26202 Fix enum conversions which are invalid in C++:
26203 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
26204 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
26205 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
26206 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
26207 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
26208 (dbxout_parms): Likewise.
26209 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
26210 (df_clear_flags): Likewise.
26211 * df-problems.c (df_rd_bb_local_compute_process_def): Change
26212 top_flag parameter to int.
26213 (df_chain_create_bb_process_use): Likewise.
26214 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
26216 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
26217 (df_ref_create_structure, df_def_record_1): Likewise.
26218 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
26219 (df_notes_rescan): Change 0 to VOIDmode in function call.
26220 (df_get_call_refs, df_insn_refs_collect): Likewise.
26221 (df_bb_regs_collect): Likewise.
26222 (df_entry_block_defs_collect): Likewise.
26223 (df_exit_block_uses_collect): Likewise.
26224 * df.h: Update declarations.
26225 * double-int.c (double_int_divmod): Add cast to enum type.
26226 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
26227 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
26228 (based_loc_descr): Likewise.
26229 (loc_descriptor_from_tree_1): Change first_op and second_op to
26230 enum dwarf_location_atom. Add cast to enum type.
26231 * expmed.c (init_expmed): Change 0 to SET in function call.
26232 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
26233 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
26234 (do_store_flag): Likewise.
26235 * fixed-value.h (struct fixed_value): Change mode to enum
26237 * function.c (assign_parms): Change 0 to VOIDmode in function call.
26238 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
26240 (insert_insn_decl, insert_decl, insert_state): Likewise.
26241 (automata_list_finish): Likewise.
26242 * genrecog.c (process_define_predicate): Add cast to enum type.
26243 * gensupport.c (init_predicate_table): Add cast to enum type.
26244 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
26246 (gimple_build_call_1, gimple_build_label): Likewise.
26247 (gimple_build_goto, gimple_build_asm_1): Likewise.
26248 (gimple_build_switch_1, gimple_build_cdt): Likewise.
26249 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
26250 (enum fallback): Rename from enum fallback_t.
26251 (fallback_t): Typedef as int.
26252 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
26253 GSI_SAME_STMT in function call.
26254 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
26256 (setup_reg_class_relations): Likewise.
26257 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
26258 (setup_prohibited_class_mode_regs): Add cast to enum type.
26259 (setup_prohibited_mode_move_regs): Likewise.
26260 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
26261 (record_address_regs): Change i to enum reg_class.
26262 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
26263 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
26264 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
26265 (GET_MODE_2XWIDER_MODE): Likewise.
26266 (GET_CLASS_NARROWEST_MODE): Likewise.
26267 * omp-low.c (expand_omp_for): Add cast to enum type.
26268 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
26269 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
26270 * postreload.c (reload_cse_simplify_operands): Change rclass local
26272 * predict.c (combine_predictions_for_insn): Change best_predictor
26273 and predictor to enum br_predictor.
26274 (combine_predictions_for_bb): Likewise.
26275 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
26276 use SET_PREDICT_EXPR_OUTCOME.
26277 * real.c (real_arithmetic): Change icode to code in function call.
26278 * reginfo.c (init_move_cost): Add casts to enum type.
26279 (init_reg_sets_1, init_fake_stack_mems): Likewise.
26280 * regmove.c (regclass_compatible_p): Change class0 and class1 to
26282 * reload.c (find_valid_class): Add casts to enum type.
26283 (push_reload): Change 0 to NO_REGS in function call.
26284 (find_reloads): Change this_alternative to array of enum
26285 reg_class. Remove some now-unnecessary casts.
26286 (make_memloc): Change 0 to VOIDmode in function call.
26287 * reload1.c (reload): Change 0 to VOIDmode in function call.
26288 (eliminate_regs_1, elimination_effects): Likewise.
26289 (eliminate_regs_in_insn): Likewise.
26290 (emit_input_reload_insns): Add cast to enum type.
26291 (delete_output_reload): Change 0 to VOIDmode in function call.
26292 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
26293 to enum type in function call.
26294 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
26295 (SET_PREDICT_EXPR_OUTCOME): Define.
26296 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
26297 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
26298 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
26299 (dump_function): Likewise.
26300 * tree-dump.h: Update declarations.
26301 * tree-pass.h: Update declarations.
26302 * varasm.c (assemble_integer): Change mclass to enum mode_class.
26303 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
26305 (arm_rtx_costs_1): Correct parenthesization.
26306 (arm_rtx_costs): Add casts to enum type.
26307 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
26308 (vfp_emit_fstmd): Use add_rg_note.
26309 (emit_multi_reg_push, emit_sfm): Likewise.
26310 (thumb_set_frame_pointer): Likewise.
26311 (arm_expand_prologue): Likewise.
26312 (arm_regno_class): Change return type to enum reg_class.
26313 (thumb1_expand_prologue): Use add_reg_note.
26314 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
26315 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
26317 * config/arm/gentune.sh: Add cast to enum type.
26318 * config/arm/arm-tune.md: Rebuild.
26319 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
26320 (ix86_split_fp_branch, predict_jump): Likewise.
26321 (ix86_expand_multi_arg_builtin): Change sub_code from enum
26322 insn_code to enum rtx_code.
26323 (ix86_builtin_vectorized_function): Add cast to enum type.
26324 * config/i386/i386.md (truncdfsf2): Change slot to enum
26326 (truncxf<mode>2, isinf<mode>2): Likewise.
26327 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
26329 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
26330 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
26331 (insert_bundle_state): Change 1 to INSERT in function call.
26332 (ia64_add_bundle_selector_before): Likewise.
26333 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
26334 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
26335 (restore_stack_nonlocal): Likewise.
26336 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
26338 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
26340 (mips_rtx_costs): Likewise.
26341 (mips_override_options): Add casts to enum type.
26342 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
26344 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
26345 (store_reg, set_reg_plus_d): Likewise.
26346 (hppa_expand_prologue, hppa_profile_hook): Likewise.
26347 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
26349 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
26351 (emit_unlikely_jump): Use add_reg_note.
26352 (rs6000_emit_allocate_stack): Likewise.
26353 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
26354 (output_toc): Change 1 to INSERT in function call.
26355 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
26356 (rs6000_initialize_trampoline): Likewise.
26357 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
26359 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
26360 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
26361 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
26362 (save_gprs): Use add_reg_note.
26363 (s390_emit_prologue): Likewise.
26364 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
26365 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
26366 (sparc_fold_builtin): Add cast to enum type.
26367 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
26369 (spu_expand_prologue): Use add_reg_note.
26370 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
26372 2009-04-20 Ian Lance Taylor <iant@google.com>
26374 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
26375 (c_parser_postfix_expression_after_primary): Get VEC for list of
26376 arguments. Get original types of arguments. Call
26377 build_function_call_vec.
26378 (cached_expr_list_1, cached_expr_list_2): New static variables.
26379 (c_parser_expr_list): Change return type to VEC *. Add
26380 p_orig_types parameter. Change all callers.
26381 (c_parser_release_expr): New static function.
26382 (c_parser_vec_to_tree_list): New static function.
26383 * c-typeck.c (build_function_call): Rewrite to build a VEC and
26384 call build_function_call_vec.
26385 (build_function_call_vec): New function, based on old
26386 build_function_call.
26387 (convert_arguments): Remove nargs and argarray parameters. Change
26388 values to a VEC. Add origtypes parameter.
26389 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
26390 (convert_for_assignment): Add origtype parameter. Change all
26391 callers. If warn_cxx_compat, check for conversion to an enum
26392 type when calling a function.
26393 (store_init_value): Add origtype parameter. Change all callers.
26394 (digest_init): Likewise.
26395 (struct init_node): Add origtype field.
26396 (add_pending_init): Add origtype parameter. Change all callers.
26397 (output_init_element): Likewise.
26398 (output_pending_init_elements): Pass origtype from init_node to
26399 output_init_element.
26400 (process_init_element): Pass origtype from c_expr to
26401 output_init_element.
26402 (c_finish_return): Add origtype parameter. Change all callers.
26403 * c-common.c (sync_resolve_size): Change params to VEC *. Change
26405 (sync_resolve_params): Likewise.
26406 (sync_resolve_return): Change params to first_param. Change caller.
26407 (resolve_overloaded_builtins): Change params to VEC *. Change
26408 callers. Save first parameter around call to build_function_call_vec.
26409 * c-decl.c (finish_decl): Add origtype parameter. Change all
26410 callers. Call build_function_call_vec rather than
26411 build_function_call for cleanup.
26412 * c-tree.h: Update declarations.
26413 * c-common.h: Update declarations.
26414 * stub-objc.c (objc_rewrite_function_call): Change parameter from
26415 params to first_param.
26416 * target.h (struct gcc_target): Change resolve_overloaded_builtin
26417 params parameter from tree to void *.
26418 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
26419 Change arglist parameter to have type void *, and to be a pointer
26421 * config/rs6000/rs6000-protos.h
26422 (altivec_resolve_overloaded_builtin): Update declaration.
26423 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
26424 fnargs parameter to have type void *, and to be a pointer to a
26425 VEC. Call build_function_call_vec instead of
26426 build_function_call.
26427 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
26429 2009-04-20 Joey Ye <joey.ye@intel.com>
26430 Xuepeng Guo <xuepeng.guo@intel.com>
26431 H.J. Lu <hongjiu.lu@intel.com>
26433 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
26435 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
26436 (IX86_LEA_PRIORITY): Likewise.
26437 (distance_non_agu_define): New function.
26438 (distance_agu_use): Likewise.
26439 (ix86_lea_for_add_ok): Likewise.
26440 (ix86_dep_by_shift_count): Likewise.
26442 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
26443 should split for LEA.
26445 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
26447 (ix86_dep_by_shift_count): Likewise.
26449 2009-04-20 Richard Guenther <rguenther@suse.de>
26451 * expr.c (handled_component_p): Move ...
26452 * tree.h (handled_component_p): ... here.
26453 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
26454 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
26455 and REALPART_EXPR to be in one group.
26457 2009-04-20 Richard Guenther <rguenther@suse.de>
26459 * basic-block.h (get_all_dominated_blocks): Declare.
26460 * dominance.c (get_all_dominated_blocks): New function.
26461 * tree-cfg.c (get_all_dominated_blocks): Remove.
26462 (remove_edge_and_dominated_blocks): Adjust.
26463 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
26464 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
26465 instead of recursing.
26467 2009-04-20 Doug Kwan <dougkwan@google.com>
26469 * cgraph.h (cgraph_node_ptr): New type for vector functions.
26470 (struct cgraph_node_set_def): New type.
26471 (cgraph_node_set) New type. Also declare vector functions.
26472 (struct cgraph_node_set_element_def): New type.
26473 (cgraph_node_set_element): Ditto.
26474 (cgraph_node_set_iterator): New iterator type.
26475 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
26476 cgraph_node_set_remove, dump_cgraph_node_set,
26477 debug_cgraph_node_set): New prototypes.
26478 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
26479 cgraph_node_set_size): New inlines.
26480 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
26481 including cgraph.h.
26482 (struct ipa_opt_pass): Add struct cgraph_node_set_def
26483 argument to function 'write_summary'.
26484 * ipa.c: Include ggc.h.
26485 (hash_cgraph_node_set_element,
26486 eq_cgraph_node_set_element, cgraph_node_set_new,
26487 cgraph_node_set_add, cgraph_node_set_remove,
26488 cgraph_node_set_find, dump_cgraph_node_set,
26489 debug_cgraph_node_set): New functions.
26490 * Makefile.in (ipa.o): Add dependency on GGC_H.
26492 2009-04-20 Ira Rosen <irar@il.ibm.com>
26494 PR tree-optimization/39675
26495 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
26496 check of the return code of vect_schedule_slp. Check that
26497 stmt_vec_info still exists for the statement, before checking its
26498 vectorization type.
26500 2009-04-20 Michael Matz <matz@suse.de>
26502 * Makefile.in (generated_files): Take out $(simple_generated_c).
26504 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
26506 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
26507 (UINTPTR_TYPE): Likewise.
26509 2009-04-19 Joseph Myers <joseph@codesourcery.com>
26512 * c-typeck.c (digest_init): Check for initializing an array with a
26515 2009-04-19 Joseph Myers <joseph@codesourcery.com>
26518 * c-semantics.c (pop_stmt_list): Propagate
26519 STATEMENT_LIST_HAS_LABEL to parent statement list.
26521 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
26523 * config/mips/mips.h (mips_tune_attr): New macro.
26524 * config/mips/mips.md (cpu): Use it.
26526 2009-04-19 Joseph Myers <joseph@codesourcery.com>
26529 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
26532 2009-04-19 Diego Novillo <dnovillo@google.com>
26534 * toplev.c (compile_file): Move call to coverage_finish ...
26535 * cgraphunit.c (ipa_passes): ... here.
26536 Call cgraph_process_new_functions.
26537 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
26538 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
26540 2009-04-19 Jan Hubicka <jh@suse.cz>
26542 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
26544 (dump_cgraph_node): Dump can throw external flag.
26545 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
26547 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
26551 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
26552 * common.opt (Wlogical-op): Move from here...
26553 * c.opt (Wlogical-op): ... to here.
26554 * c-typeck.c (parser_build_binary_op): Update call to
26555 warn_logical_operator.
26556 * c-opts.c (c_common_post_options): Enable warn_logical_op with
26558 * c-common.c (warn_logical_op): Update.
26559 * c-common.h (warn_logical_op): Update declaration.
26561 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
26563 * tree.c (protected_set_expr_location): Fix formatting.
26565 2009-04-18 Joseph Myers <joseph@codesourcery.com>
26568 * c-typeck.c (readonly_warning): new.
26569 (build_unary_op, build_modify_expr): Use readonly_warning for
26570 storing into something readonly but not const-qualified.
26572 2009-04-18 Joseph Myers <joseph@codesourcery.com>
26575 * c-typeck.c (build_unary_op): Check for taking address of
26576 expression of type void.
26578 2009-04-18 Joseph Myers <joseph@codesourcery.com>
26581 * c-typeck.c (build_function_call): Check for calling a function
26582 with qualified void return types. Call require_complete_type when
26585 2009-04-18 Jan Hubicka <jh@suse.cz>
26587 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
26589 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
26590 can_throw_external flag.
26591 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
26592 * ipa-pure-const.c (ignore_edge): New function.
26593 (propagate): Compute order for NOTHROW computation; set NOTHROWs
26594 only over can_throw_external edges.
26595 (local_pure_const): Add nothrow flag.
26596 * ipa-utils.c (searchc): Add ignore_edge callback.
26597 (ipa_utils_reduced_inorder): Add ignore_edge callback.
26598 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
26599 (set_nothrow_function_flags): Update cgraph.
26600 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
26602 2009-04-18 Richard Guenther <rguenther@suse.de>
26604 PR middle-end/39804
26605 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
26606 (fold_stmt): ... this and ...
26607 (fold_stmt_inplace): ... this.
26608 (fold_stmt_1): Fold references in calls and asms.
26609 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
26611 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
26613 * tree-vrp.c (ssa_name_nonzero_p): Remove.
26614 * tree.h: Remove the prototype for ssa_name_nonzero_p.
26616 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
26618 * tree.c (function_args_count): Remove.
26619 * tree.h: Remove the prototype for function_args_count.
26621 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
26623 * tree-iterator.c (expr_only): Remove.
26624 * tree.h: Remove the prototype for expr_only.
26626 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
26628 * reginfo.c (cannot_change_mode_set_regs): Remove.
26629 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
26631 2009-04-08 Anatoly Sokolov <aesok@post.ru>
26633 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
26634 whether operands 0 and 1 overlaps.
26636 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
26638 PR middle-end/36902
26639 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
26640 pointer. Use warning_at instead of warning.
26641 (search_for_addr_array): Likewise.
26642 (check_array_bounds): Likewise.
26643 (check_all_array_refs): Check that the incoming edge is not in the
26644 list of edges to be removed.
26645 (check_all_array_refs): Avoid the temporal pointer.
26646 (vrp_visit_cond_stmt): Fix typo.
26647 (simplify_switch_using_ranges): Handle the case where the switch
26648 index is an integer constant.
26650 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
26652 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
26654 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
26656 * doc/extend.texi, doc/invoke.texi: Fix typos.
26658 2009-04-17 Cary Coutant <ccoutant@google.com>
26660 * tree-flow-inline.h (get_lineno): Fix inverted test.
26662 2009-04-17 Diego Novillo <dnovillo@google.com>
26664 * tree-ssa-pre.c (create_expression_by_pieces): Remove
26665 assertion for AVAIL_OUT.
26667 2009-04-17 Mike Frysinger <vapier@gentoo.org>
26670 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
26671 * config/sh/linux-atomic.asm: Likewise.
26673 2009-04-17 Diego Novillo <dnovillo@google.com>
26675 * except.c (debug_eh_tree): New.
26676 (struct eh_region, struct eh_status): Move ...
26677 * except.h: ... here.
26678 (add_type_for_runtime): Declare extern.
26679 (lookup_type_for_runtime): Likewise.
26680 (debug_eh_tree): Declare.
26681 * Makefile.in (GTFILES): List except.h before except.c
26683 2009-04-17 Diego Novillo <dnovillo@google.com>
26685 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
26686 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
26687 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
26688 (find_vars_r): ... here.
26689 * tree-flow.h (find_referenced_vars_in): Declare.
26690 * tree-ssa-pre.c (create_expression_by_pieces): Assert
26691 that AVAIL_OUT exists for BLOCK.
26692 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
26693 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
26694 (tree-parloops.o): Likewise.
26696 2009-04-17 Simon Baldwin <simonb@google.com>
26698 * toplev.c (default_tree_printer): Add handling for %E format.
26700 2009-04-17 Diego Novillo <dnovillo@google.com>
26702 * tree-pretty-print.c (dump_generic_node): Add break after
26703 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
26704 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
26705 FUNCTION_TYPE together. Call print_struct_decl when printing
26706 structures and TDF_SLIM is not given.
26707 (print_struct_decl): Fix logic for detecting recursion.
26709 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
26712 * gcc.c (create_at_file): New.
26713 (compile_input_file_p): New.
26714 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
26715 * main.c (main): Update call to toplev_main.
26716 * toplev.c (toplev_main): Change signature. Call expandargv.
26717 * toplev.h (toplev_main): Change signature.
26719 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
26721 * dwarf2out.c (field_byte_offset): Use the type size as the field size
26722 if the latter is not constant.
26724 2009-04-17 David Edelsohn <edelsohn@gnu.org>
26726 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
26728 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
26730 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
26731 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
26733 2009-04-17 Richard Guenther <rguenther@suse.de>
26735 * tree-ssa-structalias.c (get_constraint_for_component_ref):
26736 Handle component references view-converting an invariant address.
26738 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
26740 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
26741 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
26742 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
26743 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
26744 Use @deftypevr rather than @deftypevar.
26746 2009-04-17 Richard Guenther <rguenther@suse.de>
26748 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
26749 (get_prop_source_stmt): Likewise.
26750 (can_propagate_from): Likewise.
26752 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
26754 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
26755 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
26756 (--with-multilib-list): Add default value.
26757 * configure: Regenerate.
26758 * Makefile.in (TM_ENDIAN_CONFIG): Define.
26759 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
26760 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
26761 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
26762 Don't add default cpu to multilib list unnecessarily, but do enable
26763 the relevant compiler option..
26764 Add support for --with-multilib-list=<blank> and
26765 --with-multilib-list=!<somelib> to supress unwanted multilibs.
26766 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
26767 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
26768 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
26769 TM_MULTILIB_CONFIG.
26770 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
26771 (MULTILIB_OSDIRNAMES): New variable.
26772 * config/sh/t-1e: Delete file.
26773 * config/sh/t-mlib-sh1: Delete file.
26774 * config/sh/t-mlib-sh2: Delete file.
26775 * config/sh/t-mlib-sh2a: Delete file.
26776 * config/sh/t-mlib-sh2a-nofpu: Delete file.
26777 * config/sh/t-mlib-sh2a-single: Delete file.
26778 * config/sh/t-mlib-sh2a-single-only: Delete file.
26779 * config/sh/t-mlib-sh2e: Delete file.
26780 * config/sh/t-mlib-sh3e: Delete file.
26781 * config/sh/t-mlib-sh4: Delete file.
26782 * config/sh/t-mlib-sh4-nofpu: Delete file.
26783 * config/sh/t-mlib-sh4-single: Delete file.
26784 * config/sh/t-mlib-sh4-single-only: Delete file.
26785 * config/sh/t-mlib-sh4a: Delete file.
26786 * config/sh/t-mlib-sh4a-nofpu: Delete file.
26787 * config/sh/t-mlib-sh4a-single: Delete file.
26788 * config/sh/t-mlib-sh4a-single-only: Delete file.
26789 * config/sh/t-mlib-sh4al: Delete file.
26790 * config/sh/t-mlib-sh5-32media: Delete file.
26791 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
26792 * config/sh/t-mlib-sh5-64media: Delete file.
26793 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
26794 * config/sh/t-mlib-sh5-compact: Delete file.
26795 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
26796 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
26797 * doc/install.texi (Options specification): Add
26798 --with-multilib-list and --with-endian.
26800 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
26802 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
26804 (OBJS-common): Add plugin-version.o.
26805 (plugin-version.o): New.
26806 * gcc-plugin.h (plugin_gcc_version): New.
26807 (plugin_default_version_check): New.
26808 (plugin_init_func, plugin_init): Add version argument.
26809 * plugin-version.c: New.
26810 * plugin.c (str_plugin_gcc_version_name): New.
26811 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
26812 pass it to the init function.
26813 (plugin_default_version_check): New.
26815 2009-04-17 Richard Guenther <rguenther@suse.de>
26817 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
26818 for decl-vs-decl disambiguation.
26820 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
26822 * config/s390/s390.h (s390_tune_attr): New macro definition.
26823 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
26825 2009-04-17 Richard Guenther <rguenther@suse.de>
26827 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
26828 (fold_stmt_r): Likewise.
26829 (maybe_fold_reference): New function.
26830 (fold_gimple_assign): Handle cases fold_stmt_r did.
26831 (fold_stmt): Do not use fold_stmt_r.
26832 (fold_stmt_inplace): Likewise.
26834 2009-04-17 Richard Guenther <rguenther@suse.de>
26836 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
26837 (record_equivalences_from_stmt): Remove useless checks and
26839 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
26840 the type is already suitable.
26842 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
26844 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
26846 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
26848 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
26849 (CMPtype): Define as __gcc_CMPtype.
26851 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
26853 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
26854 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
26856 2009-04-17 Richard Guenther <rguenther@suse.de>
26858 PR tree-optimization/39746
26859 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
26860 special-casing for builtins and static variable use/def.
26861 (call_may_clobber_ref_p_1): Likewise.
26863 2009-04-16 Ian Lance Taylor <iant@google.com>
26865 * df.h: Include "timevar.h".
26866 (struct df_problem): Change tv_id field to timevar_id_t.
26867 * tree-pass.h: Include "timevar.h".
26868 (struct opt_pass): Change tv_id field to timevar_id_t.
26869 * timevar.h (timevar_id_t): Define TV_NONE.
26870 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
26871 TV_NONE rather than tv_id != 0.
26872 (execute_one_pass): Likewise.
26873 * Makefile.in (DF_H): Add $(TIMEVAR_H).
26874 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
26875 dependencies to $(TREE_PASS_H).
26876 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
26878 (pass_branch_target_load_optimize2): Likewise.
26879 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
26880 (pass_outof_cfg_layout_mode): Likewise.
26881 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
26882 (pass_rebuild_cgraph_edges): Likewise.
26883 (pass_remove_cgraph_callee_edges): Likewise.
26884 * df-core.c (pass_df_initialize_opt): Likewise.
26885 (pass_df_initialize_no_opt): Likewise.
26886 (pass_df_finish): Likewise.
26887 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
26888 * except.c (pass_set_nothrow_function_flags): Likewise.
26889 (pass_convert_to_eh_region_ranges): Likewise.
26890 * final.c (pass_compute_alignments): Likewise.
26891 * function.c (pass_instantiate_virtual_regs): Likewise.
26892 (pass_init_function): Likewise.
26893 (pass_leaf_regs): Likewise.
26894 (pass_match_asm_constraints): Likewise.
26895 * gimple-low.c (pass_lower_cf): Likewise.
26896 (pass_mark_used_blocks): Likewise.
26897 * init-regs.c (pass_initialize_regs): Likewise.
26898 * integrate.c (pass_initial_value_sets): Likewise.
26899 * ira.c (pass_ira): Likewise.
26900 * jump.c (pass_cleanup_barriers): Likewise.
26901 * omp-low.c (pass_expand_omp): Likewise.
26902 (pass_lower_omp): Likewise.
26903 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
26904 * recog.c (pass_split_all_insns): Likewise.
26905 (pass_split_after_reload): Likewise.
26906 (pass_split_before_regstack): Likewise.
26907 (pass_split_before_sched2): Likewise.
26908 (pass_split_for_shorten_branches): Likewise.
26909 * reginfo.c (pass_reginfo_init): Likewise.
26910 (pass_subregs_of_mode_init): Likewise.
26911 (pass_subregs_of_mode_finish): Likewise.
26912 * passes.c (pass_postreload): Likewise.
26913 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
26914 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
26915 (pass_warn_function_return): Likewise.
26916 (pass_warn_function_noreturn): Likewise.
26917 * tree-complex.c (pass_lower_complex): Likewise.
26918 (pass_lower_complex_O0): Likewise.
26919 * tree-if-conv.c (pass_if_conversion): Likewise.
26920 * tree-into-ssa.c (pass_build_ssa): Likewise.
26921 * tree-mudflap.c (pass_mudflap_1): Likewise.
26922 (pass_mudflap_2): Likewise.
26923 * tree-nomudflap.c (pass_mudflap_1): Likewise.
26924 (pass_mudflap_2): Likewise.
26925 * tree-nrv.c (pass_return_slot): Likewise.
26926 * tree-object-size.c (pass_object_sizes): Likewise.
26927 * tree-optimize.c (pass_all_optimizations): Likewise.
26928 (pass_early_local_passes): Likewise.
26929 (pass_all_early_optimizations): Likewise.
26930 (pass_cleanup_cfg): Likewise.
26931 (pass_cleanup_cfg_post_optimizing): Likewise.
26932 (pass_free_datastructures): Likewise.
26933 (pass_free_cfg_annotations): Likewise.
26934 (pass_fixup_cfg): Likewise.
26935 (pass_init_datastructures): Likewise.
26936 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
26937 (pass_late_warn_uninitialized): Likewise.
26938 (pass_update_address_taken): Likewise.
26939 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
26940 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
26941 (pass_cse_sincos): Likewise.
26942 (pass_convert_to_rsqrt): Likewise.
26943 * tree-ssa-structalias.c (pass_build_alias): Likewise.
26944 * tree-stdarg.c (pass_stdarg): Likewise.
26945 * tree-tailcall.c (pass_tail_recursion): Likewise.
26946 (pass_tail_calls): Likewise.
26947 * tree-vect-generic.c (pass_lower_vector): Likewise.
26948 (pass_lower_vector_ssa): Likewise.
26949 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
26951 2009-04-16 Joseph Myers <joseph@codesourcery.com>
26953 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
26955 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
26957 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
26958 logical and signext.
26960 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
26963 * config/sh/predicates.md (arith_operand): Check if the operand
26964 of TRUNCATE is a REG.
26966 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
26968 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
26969 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
26971 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
26973 * tree-iterator.c (tsi_split_statement_list_after,
26974 tsi_split_statement_list_before): Remove.
26975 * tree-iterator.h: Remove the prototypes for
26976 tsi_split_statement_list_after and tsi_split_statement_list_before.
26978 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
26980 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
26981 * tree-ssa-propagate.h: Remove the prototype for
26982 stmt_makes_single_load.
26984 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
26986 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
26987 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
26989 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
26991 * tree-iterator.c (EXPR_LAST_BODY): Remove.
26993 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
26995 * except.c (eh_region_outer_p): Remove.
26996 * except.h: Remove the prototype for eh_region_outer_p.
26998 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
27000 * function.c (current_function_assembler_name): Remove.
27001 * function.h: Remove the prototype for
27002 current_function_assembler_name.
27004 2009-04-16 Ian Lance Taylor <iant@google.com>
27006 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
27007 (add_reg_note): Call alloc_reg_note.
27008 * rtl.h (alloc_reg_note): Declare.
27009 * combine.c (try_combine): Use alloc_reg_note.
27010 (recog_for_combine, move_deaths): Likewise.
27011 (distribute_notes): Use alloc_reg_note and add_reg_note.
27012 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
27013 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
27014 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
27016 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
27018 PR rtl-optimization/39762
27019 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
27020 ira_may_move_out_cost): Add comments about way of their usage.
27021 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
27023 * ira-conflicts.c (process_regs_for_copy): Use function
27024 ira_get_register_move_cost instead of global
27025 ira_register_move_cost.
27027 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
27028 color_pass, move_spill_restore, update_curr_costs): Ditto.
27030 * ira-lives.c (process_single_reg_class_operands): Ditto.
27032 * ira-emit.c (emit_move_list): Ditto.
27034 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
27035 (record_reg_classes): Ditto. Use functions
27036 ira_get_register_move_cost and ira_get_may_move_cost instead of
27037 global vars ira_register_move_cost, ira_may_move_out_cost and
27038 ira_may_move_in_cost.
27039 (record_address_regs): Don't call ira_init_register_move_cost.
27040 Use function ira_get_may_move_cost instead of global
27041 ira_may_move_in_cost.
27042 (process_bb_node_for_hard_reg_moves): Use function
27043 ira_get_register_move_cost instead of global ira_register_move_cost.
27044 (ira_costs): Don't call ira_init_register_move_cost.
27046 2009-04-16 Richard Guenther <rguenther@suse.de>
27048 * tree-cfg.c (verify_gimple_assign_binary):
27049 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
27050 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
27051 (create_general_new_stmt): Note that this function is broken.
27053 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
27055 * common.opt (fhelp): Add Var(help_flag).
27056 * gcc-plugin.h (plugin_info): Add help.
27057 * plugin.c (plugin_name_args): Add help.
27058 (register_plugin_info): Set plugin->help.
27059 (print_help_one_plugin): New.
27060 (print_plugins_help): New.
27061 * plugin.h (print_plugins_help): New.
27062 * toplev.c (toplev_main): Call print_plugins_help if needed.
27064 2009-04-16 Richard Guenther <rguenther@suse.de>
27066 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
27067 (gimple_ior_addresses_taken_1): New function.
27068 (gimple_ior_addresses_taken): Likewise.
27069 * gimple.h (struct gimple_statement_with_ops_base): Remove
27070 addresses_taken member.
27071 (gimple_ior_addresses_taken): Declare.
27072 (gimple_addresses_taken, gimple_addresses_taken_ptr,
27073 gimple_set_addresses_taken): Remove.
27074 * ipa-reference.c (mark_address): New function.
27075 (scan_stmt_for_static_refs): Use it for marking addresses taken.
27076 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
27077 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
27078 (gimple_add_to_addresses_taken): Remove.
27079 (get_tmr_operands): Call mark_address_taken.
27080 (get_asm_expr_operands): Likewise.
27081 (get_expr_operands): Likewise.
27082 (build_ssa_operands): Do not clear the addresses_taken bitmap.
27083 (free_stmt_operands): Do not free it.
27084 * tree-ssa.c (delete_tree_ssa): Likewise.
27085 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
27087 2009-04-16 Richard Guenther <rguenther@suse.de>
27089 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
27090 (walk_stmt_load_store_ops): Likewise.
27091 * gimple.c (get_base_loadstore): New function.
27092 (walk_stmt_load_store_addr_ops): Likewise.
27093 (walk_stmt_load_store_ops): Likewise.
27094 * ipa-pure-const.c (check_op): Simplify.
27095 (check_load, check_store): New functions.
27096 (check_stmt): Use walk_stmt_load_store_ops.
27097 * ipa-reference.c (mark_load): Adjust signature.
27098 (mark_store): Likewise.
27099 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
27101 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
27103 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
27104 (plugin_info): New.
27105 * opts.c (common_handle_option): Don't call print_version.
27106 * plugin.c (plugin_name_args): Add version.
27107 (register_plugin_info): New.
27108 (register_callback): Handle PLUGIN_INFO.
27109 (try_init_one_plugin): New.
27110 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
27112 (finalize_one_plugin): New.
27113 (finalize_plugins): New.
27114 (print_one_plugin): New.
27115 (print_plugins_versions): New.
27116 * plugin.h (print_plugins_versions): New.
27117 (finalize_plugins): New.
27118 * toplev.c (compile_file): Don't call initialize_plugins.
27119 (print_version): Call print_plugins_versions.
27120 (toplev_main): Call initialize_plugins. Print version if needed.
27121 Call finalize_plugins.
27123 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
27125 * common.opt (fversion): New.
27126 * gcc.c (print_version): New.
27127 (process_command): Don't print the version. Just set print_version.
27128 (main): Print version. Call subprocesses if print_version and
27129 verbose_flag are set.
27130 * opts.c (common_handle_option): Handle OPT_fversion.
27132 2009-04-16 Richard Guenther <rguenther@suse.de>
27133 Ira Rosen <irar@il.ibm.com>
27135 PR tree-optimization/39698
27136 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
27137 type of the reduction variable. Only generate the def if
27140 * omp-low.c (expand_omp_for_generic): When converting to a pointer
27141 make sure to first convert to an integer of the same precision.
27142 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
27143 the type of the evolution correctly in computing the new
27144 induction variable base.
27146 2009-04-16 Richard Guenther <rguenther@suse.de>
27148 PR middle-end/39625
27149 * tree-cfg.c (make_blocks): Split statements with to-be
27150 abnormal SSA names on the lhs.
27152 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
27154 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
27155 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
27156 * c-typeck.c (really_start_incremental_init): Likewise.
27157 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
27158 (TARGET_INITIALIZER): Remove it.
27159 * target.h (struct target): Remove vector_opaque_p.
27160 * tree.c (build_opaque_vector_type): New.
27161 * tree.h (TYPE_VECTOR_OPAQUE): New.
27162 (build_opaque_vector_type): Declare.
27163 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
27164 * config/rs6000/rs6000.c (build_opaque_vector_type,
27165 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
27166 (rs6000_init_builtins): Use build_opaque_vector_type for
27167 opaque_V4SI_type_node.
27169 2009-04-15 Catherine Moore <clm@codesourcery.com>
27171 * debug.h (set_name): Declare.
27172 * dwarf2out.c (dwarf2out_set_name): Declare.
27173 (dwarf2_debug_hooks): Add set_name.
27174 (find_AT_string): New.
27175 (add_AT_string): Call find_AT_string.
27176 (dwarf2out_set_name): New.
27177 * cp/decl.c (grokdeclarator): Call set_name.
27178 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
27179 * debug.c (do_nothing_debug_hooks): Likewise.
27180 * dbxout.c (dbx_debug_hooks): Likewise.
27181 * sdbout.c (sdb_debug_hooks): Likewise.
27183 2009-04-15 Michael Eager <eager@eagercon.com>
27185 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
27186 reg for single-precision FPU.
27187 * config/rs6000/rs6000.md (movsi_internal1): Only for
27188 !TARGET_SINGLE_FPU.
27189 (movsi_internal1_single): New. Add pattern to move SI values to/from
27190 single-precision FP regs.
27192 2009-04-15 Richard Guenther <rguenther@suse.de>
27194 * omp-low.c (lower_rec_input_clauses): Build correct address
27196 (expand_omp_for_generic): Fix multiplication type.
27197 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
27198 (generate_memset_zero): Fix types.
27199 * tree-profile.c (prepare_instrumented_value): Correctly
27202 2009-04-15 Ian Lance Taylor <iant@google.com>
27204 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
27205 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
27206 for -Wall and for -Wc++-compat.
27207 (c_common_post_options): For C++, set warn_enum_compare if not
27209 * c-tree.h (struct c_expr): Add field original_type.
27210 (build_external_ref): Update declaration.
27211 * c-parser.c (c_parser_braced_init): Set original_type.
27212 (c_parser_initelt): Likewise.
27213 (c_parser_expr_no_commas): Likewise.
27214 (c_parser_conditional_expression): Likewise.
27215 (c_parser_cast_expression): Likewise.
27216 (c_parser_unary_expression): Likewise. Pull setting of
27217 original_code to top of function.
27218 (c_parser_sizeof_expression): Set original_type.
27219 (c_parser_alignof_expression): Likewise.
27220 (c_parser_postfix_expression): Likewise. Pull setting of
27221 original_code to top of function.
27222 (c_parser_postfix_expression_after_paren_type): Set original_type.
27223 (c_parser_postfix_expression_after_primary): Likewise.
27224 (c_parser_expression): Likewise.
27225 * c-typeck.c (build_external_ref): Add type parameter. Change all
27227 (c_expr_sizeof_expr): Set original_type field.
27228 (parser_build_unary_op): Likewise.
27229 (parser_build_binary_op): Likewise. Optionally warn about
27230 comparisons of enums of different types.
27231 (digest_init): Set original_type field.
27232 (really_start_incremental_init): Likewise.
27233 (push_init_level, pop_init_level): Likewise.
27234 * doc/invoke.texi (Warning Options): -Wenum-compare now
27237 2009-04-15 Richard Guenther <rguenther@suse.de>
27239 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
27240 out a necessary conversion.
27241 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
27242 names we didn't value number.
27243 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
27245 2009-04-15 Richard Guenther <rguenther@suse.de>
27247 PR tree-optimization/39764
27248 * tree-ssa-ccp.c (get_value): Canonicalize value with
27249 canonicalize_float_value.
27251 2009-04-15 Jan Hubicka <jh@suse.cz>
27253 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
27254 Wrong version of patch.
27256 2009-04-15 Jan Hubicka <jh@suse.cz>
27258 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
27260 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
27262 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
27263 our distinct integral and vector types.
27265 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
27267 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
27268 * init.c (build_vtbl_address): Remove call to assemble_external.
27270 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
27272 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
27273 output for other floating point modes.
27275 2009-04-14 Diego Novillo <dnovillo@google.com>
27277 * diagnostic.c (diagnostic_report_diagnostic): Do not
27278 warn about loaded plugins for DK_ERROR and DK_WARNING.
27279 * c-decl.c (declspecs_add_type): Move call to
27280 invoke_plugin_callbacks ...
27281 * c-parser.c (c_parser_declspecs): ... here.
27282 * plugin.c (dump_active_plugins): Tidy output.
27284 2009-04-14 Diego Novillo <dnovillo@google.com>
27285 Le-Chun Wu <lcwu@google.com>
27287 * configure.ac: Add --enable-plugin support.
27288 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
27289 * Makefile.in (PLUGIN_H): Define.
27290 Export ENABLE_PLUGIN and GMPINC to site.exp.
27291 Add PLUGINLIBS to link command.
27292 Add/modify dependencies for plugin.o and files including plugin.h.
27294 * config.in: Regenerate.
27296 * opts.c (common_handle_option): Handle OPT_fplugin_ and
27299 2009-04-14 Le-Chun Wu <lcwu@google.com>
27301 * tree-pass.h (register_one_dump_file): Add a prototype for
27302 register_one_dump_file.
27303 * toplev.c (compile_file): Call initialize_plugins.
27304 (do_compile): Call invoke_plugin_callbacks.
27305 (toplev_main): Call invoke_plugin_callbacks.
27306 * common.opt: Add -fplugin= and -fplugin-arg-.
27307 * gcc-plugin.h: New public header file for plugins to include.
27308 * plugin.c: New source file.
27309 * plugin.h: New internal header file.
27310 * passes.c (register_one_dump_file): Make it external.
27312 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
27314 2009-04-14 Diego Novillo <dnovillo@google.com>
27316 * doc/plugins.texi: New.
27317 * doc/gccint.texi: Add reference to Plugins chapter.
27318 * doc/invoke.texi: Document -fplugin and -fplugin-arg
27319 * diagnostic.c (diagnostic_report_diagnostic): Warn about
27320 loaded plugins, if any.
27321 * timevar.def (TV_PLUGIN_INIT): Define.
27322 (TV_PLUGIN_RUN): Define.
27323 * plugin.c: Include timevar.h
27324 (plugins_active_p): New.
27325 (dump_active_plugins): New.
27326 (debug_active_plugins): New.
27328 2009-04-14 Joseph Myers <joseph@codesourcery.com>
27330 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
27332 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
27334 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
27336 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
27337 the same as a minus without a shift.
27339 2009-04-14 Nick Clifton <nickc@redhat.com>
27341 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
27342 comparisons with small integers will always produce a short
27345 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
27348 2008-12-19 Diego Novillo <dnovillo@google.com>
27350 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
27352 2009-04-14 Richard Guenther <rguenther@suse.de>
27354 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
27356 (verify_gimple_assign_binary): Likewise. Handle shifts and
27358 (verify_gimple_phi): Print the mismatched argument position.
27359 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
27361 (vect_update_init_of_dr): Likewise.
27362 * matrix-reorg.c (transform_access_sites): Do what the
27364 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
27366 2009-04-13 Michael Eager <eager@eagercon.com>
27368 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
27369 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
27370 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
27371 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
27372 remove duplicate config
27374 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
27376 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
27377 file_name:line_number type locator of the call site.
27379 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
27381 * genautomata.c: Put blank after comma.
27382 (automaton_decls): New.
27383 (struct unit_usage): Add comments to member next.
27384 (store_alt_unit_usage): Keep the list ordered.
27385 (unit_present_on_list_p, equal_alternatives_p): New.
27386 (check_regexp_units_distribution): Check units distribution
27387 correctness correctly.
27388 (main): Don't write automata if error is found. Return correct
27391 * config/m68k/cf.md (cfv4_ds): Remove.
27392 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
27393 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
27395 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
27396 power4-load-ext, power4-store, power4-store-update,
27397 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
27398 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
27399 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
27400 power4-sqrt, power4-isync): Modify reservation to make correct
27401 unit distribution to automata.
27403 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
27404 power5-store-update, power5-two, power5-three, power5-lmul,
27405 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
27407 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
27409 * except.c (pass_set_nothrow_function_flags): Set name and add
27411 (set_nothrow_function_flags): Mention in the dump file when
27412 changing a function to nothrow.
27414 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
27417 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
27418 instead of unsigned long.
27420 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
27422 * config/arm/arm.c (return_used_this_function): Remove.
27423 (arm_output_function_prologue): Remove use of
27424 return_used_this_function.
27425 (output_return_instruction): Replace use of
27426 return_used_this_function
27427 by cfun->machine->return_used_this_function.
27428 (arm_output_epilogue): Likewise.
27429 (arm_output_function_epilogue): Likewise.
27430 (thumb_unexpanded_epilogue): Likewise.
27431 * config/arm/arm.h (struct machine_function):
27432 New member return_used_this_function.
27434 2009-04-12 Mark Mitchell <mark@codesourcery.com>
27436 * doc/install.texi: Correct description of default directory for
27437 --with-gxx-include-dir.
27439 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
27441 * fold-const.c (build_range_check): Properly deal with enumeral and
27442 boolean base types.
27444 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
27446 * doc/invoke.texi (max_gcse_passes): Remove documentation.
27447 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
27448 * params.h (MAX_GCSE_PASSES): Remove.
27449 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
27450 in sequence. Remove ability to run multiple passes.
27451 (bypass_jumps): Report run as third CPROP pass.
27453 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
27455 PR middle-end/39651
27456 * except.c (can_throw_external): Look at each insn in a SEQUENCE
27457 when deciding whether the whole SEQUENCE can throw.
27459 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
27462 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
27463 offseted label references.
27465 2009-04-11 Jan Hubicka <jh@suse.cz>
27467 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
27469 2009-04-11 Richard Guenther <rguenther@suse.de>
27471 PR middle-end/39732
27472 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
27473 return variables as TREE_ADDRESSABLE.
27475 2009-04-11 Richard Guenther <rguenther@suse.de>
27477 PR tree-optimization/39713
27478 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
27479 reference trees have SSA_NAME operands.
27481 2009-04-11 Richard Guenther <rguenther@suse.de>
27484 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
27485 address expressions.
27487 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
27489 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
27490 match changes in Cygwin 1.7
27491 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
27492 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
27494 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
27496 PR tree-optimization/39701
27497 * doc/invoke.texi (Optimization Options): Document change in
27498 meaning and initialization of -fdelete-null-pointer-checks.
27500 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
27502 PR middle-end/39701
27503 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
27505 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
27508 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
27510 2009-04-10 Chao-ying Fu <fu@mips.com>
27512 * doc/tm.texi (Instruction Output): Document
27513 TARGET_ASM_FINAL_POSTSCAN_INSN.
27514 * target.h (final_postscan_insn): New field in asm_out.
27515 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
27516 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
27517 * final.c (final_scan_insn): Call
27518 targetm.asm_out.final_postscan_insn after outputting
27519 an asm macro and a normal instruction.
27521 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
27522 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
27523 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
27524 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
27525 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
27527 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
27529 PR middle-end/39701
27530 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
27531 variables as non-NULL even with -fdelete-null-pointer-checks.
27533 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
27535 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
27537 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
27540 * config/i386/i386.c (classify_argument): Handle SCmode with
27541 (bit_offset % 64) != 0.
27543 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
27545 * doc/invoke.texi (Optimize Options): Add cross-reference to
27546 -Q --help=optimizers examples.
27548 2009-04-10 Ben Elliston <bje@au.ibm.com>
27551 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
27552 regalign for the reg == fpr and TDmode case.
27554 2009-04-09 David Ayers <ayers@fsfe.org>
27557 * objc/objc-act.c (warn_with_method): Remove helper function.
27558 (check_duplicates): Call warning and inform directly.
27559 (really_start_method): Likewise.
27561 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
27563 * expmed.c (expand_divmod): Always use a comparison for a division
27564 by a large unsigned integer.
27566 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
27567 for things others than variables or functions as nonzero.
27569 2009-04-09 Nick Clifton <nickc@redhat.com>
27571 * unwind-compat.c: Change copyright header to refer to version
27572 3 of the GNU General Public License with version 3.1 of the
27573 GCC Runtime Library Exception and to point readers at the
27574 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
27575 * config/alpha/crtfastmath.c: Likewise.
27576 * config/alpha/linux-unwind.h: Likewise.
27577 * config/alpha/qrnnd.asm: Likewise.
27578 * config/alpha/vms-crt0-64.c: Likewise.
27579 * config/alpha/vms-crt0.c: Likewise.
27580 * config/alpha/vms-dwarf2.asm: Likewise.
27581 * config/alpha/vms-dwarf2eh.asm: Likewise.
27582 * config/alpha/vms-psxcrt0-64.c: Likewise.
27583 * config/alpha/vms-psxcrt0.c: Likewise.
27584 * config/alpha/vms_tramp.asm: Likewise.
27585 * config/arc/initfini.c: Likewise.
27586 * config/arc/lib1funcs.asm: Likewise.
27587 * config/arm/bpabi-v6m.S: Likewise.
27588 * config/arm/bpabi.S: Likewise.
27589 * config/arm/bpabi.c: Likewise.
27590 * config/arm/crti.asm: Likewise.
27591 * config/arm/crtn.asm: Likewise.
27592 * config/arm/ieee754-df.S: Likewise.
27593 * config/arm/ieee754-sf.S: Likewise.
27594 * config/arm/lib1funcs.asm: Likewise.
27595 * config/arm/libunwind.S: Likewise.
27596 * config/arm/linux-atomic.c: Likewise.
27597 * config/arm/mmintrin.h: Likewise.
27598 * config/arm/pr-support.c: Likewise.
27599 * config/arm/unaligned-funcs.c: Likewise.
27600 * config/arm/unwind-arm.c: Likewise.
27601 * config/arm/unwind-arm.h: Likewise.
27602 * config/avr/libgcc.S: Likewise.
27603 * config/bfin/crti.s: Likewise.
27604 * config/bfin/crtlibid.s: Likewise.
27605 * config/bfin/crtn.s: Likewise.
27606 * config/bfin/lib1funcs.asm: Likewise.
27607 * config/bfin/linux-unwind.h: Likewise.
27608 * config/cris/arit.c: Likewise.
27609 * config/cris/cris_abi_symbol.c: Likewise.
27610 * config/darwin-64.c: Likewise.
27611 * config/darwin-crt2.c: Likewise.
27612 * config/darwin-crt3.c: Likewise.
27613 * config/darwin.h: Likewise.
27614 * config/dbxelf.h: Likewise.
27615 * config/dfp-bit.c: Likewise.
27616 * config/dfp-bit.h: Likewise.
27617 * config/elfos.h: Likewise.
27618 * config/fixed-bit.c: Likewise.
27619 * config/fixed-bit.h: Likewise.
27620 * config/fp-bit.c: Likewise.
27621 * config/fp-bit.h: Likewise.
27622 * config/fr30/crti.asm: Likewise.
27623 * config/fr30/crtn.asm: Likewise.
27624 * config/fr30/lib1funcs.asm: Likewise.
27625 * config/freebsd-spec.h: Likewise.
27626 * config/frv/cmovd.c: Likewise.
27627 * config/frv/cmovh.c: Likewise.
27628 * config/frv/cmovw.c: Likewise.
27629 * config/frv/frvbegin.c: Likewise.
27630 * config/frv/frvend.c: Likewise.
27631 * config/frv/lib1funcs.asm: Likewise.
27632 * config/glibc-stdint.h: Likewise.
27633 * config/h8300/clzhi2.c: Likewise.
27634 * config/h8300/crti.asm: Likewise.
27635 * config/h8300/crtn.asm: Likewise.
27636 * config/h8300/ctzhi2.c: Likewise.
27637 * config/h8300/fixunssfsi.c: Likewise.
27638 * config/h8300/lib1funcs.asm: Likewise.
27639 * config/h8300/parityhi2.c: Likewise.
27640 * config/h8300/popcounthi2.c: Likewise.
27641 * config/i386/ammintrin.h: Likewise.
27642 * config/i386/att.h: Likewise.
27643 * config/i386/avxintrin.h: Likewise.
27644 * config/i386/biarch64.h: Likewise.
27645 * config/i386/bmmintrin.h: Likewise.
27646 * config/i386/cpuid.h: Likewise.
27647 * config/i386/cross-stdarg.h: Likewise.
27648 * config/i386/crtfastmath.c: Likewise.
27649 * config/i386/crtprec.c: Likewise.
27650 * config/i386/cygming-crtbegin.c: Likewise.
27651 * config/i386/cygming-crtend.c: Likewise.
27652 * config/i386/cygwin.asm: Likewise.
27653 * config/i386/emmintrin.h: Likewise.
27654 * config/i386/gmm_malloc.h: Likewise.
27655 * config/i386/gthr-win32.c: Likewise.
27656 * config/i386/i386.h: Likewise.
27657 * config/i386/immintrin.h: Likewise.
27658 * config/i386/linux-unwind.h: Likewise.
27659 * config/i386/linux64.h: Likewise.
27660 * config/i386/mm3dnow.h: Likewise.
27661 * config/i386/mmintrin-common.h: Likewise.
27662 * config/i386/mmintrin.h: Likewise.
27663 * config/i386/nmmintrin.h: Likewise.
27664 * config/i386/pmm_malloc.h: Likewise.
27665 * config/i386/pmmintrin.h: Likewise.
27666 * config/i386/smmintrin.h: Likewise.
27667 * config/i386/sol2-c1.asm: Likewise.
27668 * config/i386/sol2-ci.asm: Likewise.
27669 * config/i386/sol2-cn.asm: Likewise.
27670 * config/i386/sol2-gc1.asm: Likewise.
27671 * config/i386/tmmintrin.h: Likewise.
27672 * config/i386/unix.h: Likewise.
27673 * config/i386/w32-unwind.h: Likewise.
27674 * config/i386/wmmintrin.h: Likewise.
27675 * config/i386/x86-64.h: Likewise.
27676 * config/i386/x86intrin.h: Likewise.
27677 * config/i386/xmmintrin.h: Likewise.
27678 * config/ia64/crtbegin.asm: Likewise.
27679 * config/ia64/crtend.asm: Likewise.
27680 * config/ia64/crtfastmath.c: Likewise.
27681 * config/ia64/crti.asm: Likewise.
27682 * config/ia64/crtn.asm: Likewise.
27683 * config/ia64/fde-glibc.c: Likewise.
27684 * config/ia64/lib1funcs.asm: Likewise.
27685 * config/ia64/linux-unwind.h: Likewise.
27686 * config/ia64/quadlib.c: Likewise.
27687 * config/ia64/unwind-ia64.c: Likewise.
27688 * config/linux.h: Likewise.
27689 * config/m32c/m32c-lib1.S: Likewise.
27690 * config/m32c/m32c-lib2-trapv.c: Likewise.
27691 * config/m32c/m32c-lib2.c: Likewise.
27692 * config/m32r/initfini.c: Likewise.
27693 * config/m68hc11/larith.asm: Likewise.
27694 * config/m68hc11/m68hc11-crt0.S: Likewise.
27695 * config/m68k/cf.md: Likewise.
27696 * config/m68k/crti.s: Likewise.
27697 * config/m68k/crtn.s: Likewise.
27698 * config/m68k/lb1sf68.asm: Likewise.
27699 * config/m68k/linux-unwind.h: Likewise.
27700 * config/mcore/crti.asm: Likewise.
27701 * config/mcore/crtn.asm: Likewise.
27702 * config/mcore/lib1.asm: Likewise.
27703 * config/mips/linux-unwind.h: Likewise.
27704 * config/mips/loongson.h: Likewise.
27705 * config/mips/mips16.S: Likewise.
27706 * config/mmix/crti.asm: Likewise.
27707 * config/mmix/crtn.asm: Likewise.
27708 * config/pa/fptr.c: Likewise.
27709 * config/pa/hpux-unwind.h: Likewise.
27710 * config/pa/lib2funcs.asm: Likewise.
27711 * config/pa/linux-atomic.c: Likewise.
27712 * config/pa/linux-unwind.h: Likewise.
27713 * config/pa/milli64.S: Likewise.
27714 * config/pa/quadlib.c: Likewise.
27715 * config/pa/stublib.c: Likewise.
27716 * config/picochip/libgccExtras/adddi3.asm: Likewise.
27717 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
27718 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
27719 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
27720 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
27721 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
27722 * config/picochip/libgccExtras/divmod15.asm: Likewise.
27723 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
27724 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
27725 * config/picochip/libgccExtras/longjmp.asm: Likewise.
27726 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
27727 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
27728 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
27729 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
27730 * config/picochip/libgccExtras/setjmp.asm: Likewise.
27731 * config/picochip/libgccExtras/subdi3.asm: Likewise.
27732 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
27733 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
27734 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
27735 * config/rs6000/750cl.h: Likewise.
27736 * config/rs6000/altivec.h: Likewise.
27737 * config/rs6000/biarch64.h: Likewise.
27738 * config/rs6000/crtresfpr.asm: Likewise.
27739 * config/rs6000/crtresgpr.asm: Likewise.
27740 * config/rs6000/crtresxfpr.asm: Likewise.
27741 * config/rs6000/crtresxgpr.asm: Likewise.
27742 * config/rs6000/crtsavfpr.asm: Likewise.
27743 * config/rs6000/crtsavgpr.asm: Likewise.
27744 * config/rs6000/darwin-asm.h: Likewise.
27745 * config/rs6000/darwin-fallback.c: Likewise.
27746 * config/rs6000/darwin-fpsave.asm: Likewise.
27747 * config/rs6000/darwin-ldouble.c: Likewise.
27748 * config/rs6000/darwin-tramp.asm: Likewise.
27749 * config/rs6000/darwin-unwind.h: Likewise.
27750 * config/rs6000/darwin-vecsave.asm: Likewise.
27751 * config/rs6000/darwin-world.asm: Likewise.
27752 * config/rs6000/e500crtres32gpr.asm: Likewise.
27753 * config/rs6000/e500crtres64gpr.asm: Likewise.
27754 * config/rs6000/e500crtres64gprctr.asm: Likewise.
27755 * config/rs6000/e500crtrest32gpr.asm: Likewise.
27756 * config/rs6000/e500crtrest64gpr.asm: Likewise.
27757 * config/rs6000/e500crtresx32gpr.asm: Likewise.
27758 * config/rs6000/e500crtresx64gpr.asm: Likewise.
27759 * config/rs6000/e500crtsav32gpr.asm: Likewise.
27760 * config/rs6000/e500crtsav64gpr.asm: Likewise.
27761 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
27762 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
27763 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
27764 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
27765 * config/rs6000/eabi-ci.asm: Likewise.
27766 * config/rs6000/eabi-cn.asm: Likewise.
27767 * config/rs6000/eabi.asm: Likewise.
27768 * config/rs6000/linux-unwind.h: Likewise.
27769 * config/rs6000/linux64.h: Likewise.
27770 * config/rs6000/paired.h: Likewise.
27771 * config/rs6000/paired.md: Likewise.
27772 * config/rs6000/ppc64-fp.c: Likewise.
27773 * config/rs6000/ppu_intrinsics.h: Likewise.
27774 * config/rs6000/rs6000.h: Likewise.
27775 * config/rs6000/si2vmx.h: Likewise.
27776 * config/rs6000/sol-ci.asm: Likewise.
27777 * config/rs6000/sol-cn.asm: Likewise.
27778 * config/rs6000/spe.h: Likewise.
27779 * config/rs6000/spu2vmx.h: Likewise.
27780 * config/rs6000/sysv4.h: Likewise.
27781 * config/rs6000/tramp.asm: Likewise.
27782 * config/rs6000/vec_types.h: Likewise.
27783 * config/s390/linux-unwind.h: Likewise.
27784 * config/s390/tpf-unwind.h: Likewise.
27785 * config/score/crti.asm: Likewise.
27786 * config/score/crtn.asm: Likewise.
27787 * config/sh/crt1.asm: Likewise.
27788 * config/sh/crti.asm: Likewise.
27789 * config/sh/crtn.asm: Likewise.
27790 * config/sh/divtab-sh4-300.c: Likewise.
27791 * config/sh/divtab-sh4.c: Likewise.
27792 * config/sh/divtab.c: Likewise.
27793 * config/sh/lib1funcs-4-300.asm: Likewise.
27794 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
27795 * config/sh/lib1funcs.asm: Likewise.
27796 * config/sh/lib1funcs.h: Likewise.
27797 * config/sh/linux-atomic.asm: Likewise.
27798 * config/sh/linux-unwind.h: Likewise.
27799 * config/sh/shmedia.h: Likewise.
27800 * config/sh/sshmedia.h: Likewise.
27801 * config/sh/ushmedia.h: Likewise.
27802 * config/sparc/crtfastmath.c: Likewise.
27803 * config/sparc/linux-unwind.h: Likewise.
27804 * config/sparc/sol2-c1.asm: Likewise.
27805 * config/sparc/sol2-ci.asm: Likewise.
27806 * config/sparc/sol2-cn.asm: Likewise.
27807 * config/spu/divmodti4.c: Likewise.
27808 * config/spu/divv2df3.c: Likewise.
27809 * config/spu/float_disf.c: Likewise.
27810 * config/spu/float_unsdidf.c: Likewise.
27811 * config/spu/float_unsdisf.c: Likewise.
27812 * config/spu/float_unssidf.c: Likewise.
27813 * config/spu/mfc_multi_tag_release.c: Likewise.
27814 * config/spu/mfc_multi_tag_reserve.c: Likewise.
27815 * config/spu/mfc_tag_release.c: Likewise.
27816 * config/spu/mfc_tag_reserve.c: Likewise.
27817 * config/spu/mfc_tag_table.c: Likewise.
27818 * config/spu/multi3.c: Likewise.
27819 * config/spu/spu_internals.h: Likewise.
27820 * config/spu/spu_intrinsics.h: Likewise.
27821 * config/spu/spu_mfcio.h: Likewise.
27822 * config/spu/vec_types.h: Likewise.
27823 * config/spu/vmx2spu.h: Likewise.
27824 * config/stormy16/stormy16-lib2.c: Likewise.
27825 * config/svr4.h: Likewise.
27826 * config/sync.c: Likewise.
27827 * config/v850/lib1funcs.asm: Likewise.
27828 * config/vxlib-tls.c: Likewise.
27829 * config/vxlib.c: Likewise.
27830 * config/vxworks-dummy.h: Likewise.
27831 * config/xtensa/crti.asm: Likewise.
27832 * config/xtensa/crtn.asm: Likewise.
27833 * config/xtensa/ieee754-df.S: Likewise.
27834 * config/xtensa/ieee754-sf.S: Likewise.
27835 * config/xtensa/lib1funcs.asm: Likewise.
27836 * config/xtensa/lib2funcs.S: Likewise.
27837 * config/xtensa/linux-unwind.h: Likewise.
27838 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
27839 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
27840 * coretypes.h: Likewise.
27841 * crtstuff.c: Likewise.
27842 * defaults.h: Likewise.
27843 * dwarf2.h: Likewise.
27844 * emutls.c: Likewise.
27845 * gbl-ctors.h: Likewise.
27846 * gcov-io.h: Likewise.
27847 * ginclude/float.h: Likewise.
27848 * ginclude/iso646.h: Likewise.
27849 * ginclude/stdarg.h: Likewise.
27850 * ginclude/stdbool.h: Likewise.
27851 * ginclude/stddef.h: Likewise.
27852 * ginclude/stdfix.h: Likewise.
27853 * ginclude/stdint-gcc.h: Likewise.
27854 * ginclude/tgmath.h: Likewise.
27855 * gthr-aix.h: Likewise.
27856 * gthr-dce.h: Likewise.
27857 * gthr-gnat.c: Likewise.
27858 * gthr-gnat.h: Likewise.
27859 * gthr-lynx.h: Likewise.
27860 * gthr-mipssde.h: Likewise.
27861 * gthr-nks.h: Likewise.
27862 * gthr-posix.c: Likewise.
27863 * gthr-posix.h: Likewise.
27864 * gthr-posix95.h: Likewise.
27865 * gthr-rtems.h: Likewise.
27866 * gthr-single.h: Likewise.
27867 * gthr-solaris.h: Likewise.
27868 * gthr-tpf.h: Likewise.
27869 * gthr-vxworks.h: Likewise.
27870 * gthr-win32.h: Likewise.
27871 * gthr.h: Likewise.
27872 * libgcc2.c: Likewise.
27873 * libgcc2.h: Likewise.
27874 * libgcov.c: Likewise.
27875 * tsystem.h: Likewise.
27876 * typeclass.h: Likewise.
27877 * unwind-c.c: Likewise.
27878 * unwind-compat.h: Likewise.
27879 * unwind-dw2-fde-compat.c: Likewise.
27880 * unwind-dw2-fde-darwin.c: Likewise.
27881 * unwind-dw2-fde-glibc.c: Likewise.
27882 * unwind-dw2-fde.c: Likewise.
27883 * unwind-dw2-fde.h: Likewise.
27884 * unwind-dw2.c: Likewise.
27885 * unwind-dw2.h: Likewise.
27886 * unwind-generic.h: Likewise.
27887 * unwind-pe.h: Likewise.
27888 * unwind-sjlj.c: Likewise.
27889 * unwind.inc: Likewise.
27890 * config/arm/neon-gen.ml: Change generated copyright header to
27891 refer to version 3 of the GNU General Public License with
27892 version 3.1 of the GCC Runtime Library Exception and to point
27893 readers at the COPYING3 and COPYING3.RUNTIME files and the
27894 FSF's license web page.
27895 * config/arm/arm_neon.h: Regenerate.
27897 2009-04-09 Jakub Jelinek <jakub@redhat.com>
27899 * config/cris/cris.md: Change copyright header to refer to version
27900 3 of the GNU General Public License.
27901 * doc/install.texi2html: Change copyright header to refer to version
27902 3 of the GNU General Public License and to point readers at the
27903 COPYING3 file and the FSF's license web page.
27904 * config/vax/linux.h: Likewise.
27906 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
27908 * config/i386/i386.md (cmpcc): New.
27909 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
27910 (sync_compare_and_swap_cc*): Delete.
27912 * config/s390/s390.c (s390_compare_emitted): Remove.
27913 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
27914 s390_compare_emitted used to be handled. Assert that modes match.
27915 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
27916 refer to sync_compare_and_swap_ccsi.
27917 * config/s390/s390.h (s390_compare_emitted): Remove.
27918 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
27919 instead of s390_compare_emitted.
27920 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
27921 instead of s390_compare_emitted.
27922 * config/s390/s390.md (cmpcc): New.
27923 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
27924 CC_REGNUM, do not pretend it's set.
27925 (sync_compare_and_swap_cc*): Delete.
27926 * config/s390/predicates.md (cc_reg_operand): New.
27928 * expr.c (sync_compare_and_swap_cc): Delete.
27929 * optabs.h (sync_compare_and_swap_cc): Delete.
27930 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
27931 is being used with can_compare_p.
27932 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
27933 (find_cc_set): New.
27934 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
27935 look for a MODE_CC set instead. Use emit_store_flag.
27936 (expand_compare_and_swap_loop): Likewise, with some additional
27937 complication to avoid a force_reg when useless. Use
27938 emit_cmp_and_jump_insns.
27939 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
27940 * doc/md.texi (sync_compare_and_swap_cc): Merge with
27941 sync_compare_and_swap documentation.
27943 2009-04-09 Jan Hubicka <jh@suse.cz>
27945 * except.c (find_prev_try): Break out from ....
27946 (duplicate_eh_regions): ... here; properly update prev_try pointers
27947 when duplication part of tree.
27948 (dump_eh_tree): Improve dumping.
27949 (verify_eh_region): New.
27950 (verify_eh_tree): Use it.
27952 2009-04-06 Richard Guenther <rguenther@suse.de>
27954 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
27955 &ARRAY addresses by adjusting their types and prepending
27957 * tree-cfg.c (verify_gimple_assign_single): Verify that
27958 addresses are correct.
27960 2009-04-09 Richard Guenther <rguenther@suse.de>
27962 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
27963 indices into an array reference if possible.
27964 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
27965 Fold POINTER_PLUS_EXPR statements with invariant address.
27967 2009-04-09 Alan Modra <amodra@bigpond.net.au>
27970 * config.gcc (powerpc64-*-linux*): Always build biarch.
27972 2009-04-09 Joseph Myers <joseph@codesourcery.com>
27975 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
27976 it and pedwarn if this results in an INTEGER_CST.
27978 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27980 * doc/install.texi: Update minimum GMP version. Remove obsolete
27981 text in MPFR section.
27983 2009-04-08 Jakub Jelinek <jakub@redhat.com>
27985 * dwarf2out.c (class_scope_p): New static inline.
27986 (class_or_namespace_scope_p): Use it.
27987 (gen_variable_die): Use DW_TAG_member tag for static data member
27988 declarations instead of DW_TAG_variable.
27990 PR middle-end/39573
27991 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
27994 2009-04-08 Richard Guenther <rguenther@suse.de>
27996 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
27997 valueize random data.
27999 2009-04-08 David Edelsohn <edelsohn@gnu.org>
28001 * config.gcc (aix tm_file): Add aix-stdint.h.
28002 (aix tm clause use_gcc_stdint): Set to wrap.
28003 * config/rs6000/aix-stdint.h: New file.
28005 2009-04-08 Richard Guenther <rguenther@suse.de>
28007 PR middle-end/36291
28008 * tree-dfa.c (add_referenced_var): Do not recurse into
28009 global initializers.
28010 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
28012 (fold_const_aggregate_ref): Likewise.
28014 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
28016 * recog.c (ordered_comparison_operator): New.
28017 * gensupport.c (std_preds): Add it.
28018 * doc/md.texi (Machine-Independent Predicates): Document it.
28020 2009-04-08 Jan Hubicka <jh@suse.cz>
28022 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
28023 * function.h (rtl_eh): Remove exception_handler_label_map.
28024 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
28025 remove_exception_handler_label, for_each_eh_label_1): Remove.
28026 (rtl_remove_unreachable_regions): Remove.
28027 (convert_from_eh_region_ranges): Do not remove unreachable regions.
28028 (find_exception_handler_labels): Don't build the hashtable.
28029 (maybe_remove_eh_handler): Remove.
28030 (for_each_eh_label): Rewrite to walk the tree.
28031 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
28032 * except.h (maybe_remove_eh_handler): Remove.
28033 * passes.c (init_optimization_passes): Schedule second EH cleanup
28035 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
28036 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
28038 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
28040 * genoutput.c (validate_optab_operands): New.
28041 (gen_insn, gen_expand): Call it.
28043 * genflags.c (gen_insn): Detect misused iterators.
28044 (main): Pass line_no to gen_insn, exit with status 1 on error.
28046 * genextract.c (line_no): Make global.
28047 (VEC_safe_set_locstr): Change assertion to error message.
28048 (main): Exit with status 1 on error.
28050 2009-04-08 Joseph Myers <joseph@codesourcery.com>
28054 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
28055 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
28056 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
28057 * c-convert.c (convert): Do not call fold on results of conversion
28058 functions when the result is a C_MAYBE_CONST_EXPR.
28059 * c-parser.c (c_parser_postfix_expression): Do not fold condition
28060 of __builtin_choose_expr.
28061 * c-typeck.c (remove_c_maybe_const_expr): New.
28062 (build_unary_op, build_conditional_expr, build_compound_expr,
28063 build_binary_op, c_objc_common_truthvalue_conversion): Call
28064 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
28067 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
28069 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
28070 CODE to produce a new one. Add a prototype to use fold_convert_const
28072 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
28075 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
28076 mix declarations and code.
28078 2009-04-08 Ben Elliston <bje@au.ibm.com>
28080 * gcc.c: Replace `CC' with `GCC' throughout.
28082 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
28084 * doc/invoke.texi: Document Atom support.
28086 2009-04-07 Jason Merrill <jason@redhat.com>
28089 * c-common.h, c-common.c: Add flag_pretty_templates.
28090 * c-opts.c (c_common_handle_option): Set it.
28091 * c.opt: Add -fno-pretty-templates.
28092 * doc/invoke.texi (C++ Dialect Options): Likewise.
28094 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
28096 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
28097 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
28098 (ia64_expand_builtin): Likewise.
28100 2009-04-07 Martin Jambor <mjambor@suse.cz>
28102 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
28103 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
28104 ADDR_EXPRS are include too.
28106 2009-04-07 Richard Guenther <rguenther@suse.de>
28108 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
28109 decls are only used if passes as parameters or if they are
28110 local statics and the call is not to a builtin.
28111 (call_may_clobber_ref_p_1): Likewise.
28113 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
28115 * expr.c (do_store_flag): Remove last argument. Simplify code
28116 to avoid duplication of tests already done by can_compare_p.
28117 (expand_expr_real_1): Adjust caller.
28119 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
28121 * optabs.c (can_compare_p): Test the predicate of a
28122 cbranch and cstore pattern.
28124 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
28126 * expr.c (convert_move): Use emit_store_flag instead of
28129 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
28131 * config/i386/i386.c (ix86_compare_emitted): Remove.
28132 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
28133 ix86_compare_op0 like ix86_compare_emitted used to be handled.
28134 * config/i386/i386.h (ix86_compare_emitted): Remove.
28135 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
28136 instead of ix86_compare_emitted.
28137 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
28139 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
28141 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
28142 Add t-sysroot-suffix to tmake_file.
28143 * config/print-sysroot-suffix.sh: New file.
28144 * config/t-sysroot-suffix: New file.
28146 2009-04-07 Ben Elliston <bje@au.ibm.com>
28148 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
28149 as the latter produces a warning when the target does not support
28152 2009-04-07 Ben Elliston <bje@au.ibm.com>
28154 * dfp.c: Replace type punning assignments with memcpy throughout.
28155 * Makefile.in (dfp.o-warn): Remove.
28157 2009-04-07 Alan Modra <amodra@bigpond.net.au>
28160 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
28161 Include soft-fp/t-softfp after rs6000/t-linux64.
28163 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
28165 * stor-layout.c (set_sizetype): Use the full precision of their
28166 machine mode for bitsize types.
28168 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
28170 * config/i386/i386.md: Revert 2 accidental checkins.
28172 2009-04-06 Joey Ye <joey.ye@intel.com>
28173 Xuepeng Guo <xuepeng.guo@intel.com>
28174 H.J. Lu <hongjiu.lu@intel.com>
28176 Atom pipeline model, tuning and insn selection.
28177 * config.gcc (atom): Add atom config options and target.
28179 * config/i386/atom.md: New.
28181 * config/i386/i386.c (atom_cost): New cost.
28182 (m_ATOM): New macro flag.
28183 (initial_ix86_tune_features): Set m_ATOM.
28184 (x86_accumulate_outgoing_args): Likewise.
28185 (x86_arch_always_fancy_math_387): Likewise.
28186 (processor_target): Add Atom cost.
28187 (cpu_names): Add Atom cpu name.
28188 (override_options): Set Atom ISA.
28189 (ix86_issue_rate): New case PROCESSOR_ATOM.
28190 (ix86_adjust_cost): Likewise.
28192 * config/i386/i386.h (TARGET_ATOM): New target macro.
28193 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
28194 (TARGET_OPT_AGU): New target option.
28195 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
28196 (processor_type): Add PROCESSOR_ATOM.
28198 * config/i386/i386.md (cpu): Add new value "atom".
28199 (use_carry, movu): New attr.
28200 (atom.md): Include atom.md.
28201 (adddi3_carry_rex64): Set attr "use_carry".
28202 (addqi3_carry): Likewise.
28203 (addhi3_carry): Likewise.
28204 (addsi3_carry): Likewise.
28205 (*addsi3_carry_zext): Likewise.
28206 (subdi3_carry_rex64): Likewise.
28207 (subqi3_carry): Likewise.
28208 (subhi3_carry): Likewise.
28209 (subsi3_carry): Likewise.
28210 (x86_movdicc_0_m1_rex64): Likewise.
28211 (*x86_movdicc_0_m1_se): Likewise.
28212 (x86_movsicc_0_m1): Likewise.
28213 (*x86_movsicc_0_m1_se): Likewise.
28214 (*adddi_1_rex64): Emit add insn as much as possible.
28215 (*addsi_1): Likewise.
28216 (return_internal): Set atom_unit.
28217 (return_internal_long): Likewise.
28218 (return_pop_internal): Likewise.
28219 (*rcpsf2_sse): Set atom_sse_attr attr.
28220 (*qrt<mode>2_sse): Likewise.
28221 (*prefetch_sse): Likewise.
28223 * config/i386/i386-c.c (ix86_target_macros_internal): New case
28225 (ix86_target_macros_internal): Likewise.
28227 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
28228 (*prefetch_sse_rex): Likewise.
28229 (sse_rcpv4sf2): Likewise.
28230 (sse_vmrcpv4sf2): Likewise.
28231 (sse_sqrtv4sf2): Likewise.
28232 (<sse>_vmsqrt<mode>2): Likewise.
28233 (sse_ldmxcsr): Likewise.
28234 (sse_stmxcsr): Likewise.
28235 (*sse_sfence): Likewise.
28236 (sse2_clflush): Likewise.
28237 (*sse2_mfence): Likewise.
28238 (*sse2_lfence): Likewise.
28239 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
28240 (<sse>_movup<ssemodesuffixf2c>): Likewise.
28241 (avx_movdqu<avxmodesuffix>): Likewise.
28242 (avx_lddqu<avxmodesuffix>): Likewise.
28243 (sse2_movntv2di): Change attr "type" to "ssemov".
28244 (sse2_movntsi): Likewise.
28245 (rsqrtv8sf2): Change attr "type" to "sseadd".
28246 (sse3_addsubv2df3): Set attr "atom_unit".
28247 (sse3_h<plusminus_insn>v4sf3): Likewise.
28248 (*sse2_pmaddwd): Likewise.
28249 (*vec_extractv2di_1_rex64): Likewise.
28250 (*vec_extractv2di_1_avx): Likewise.
28251 (sse2_psadbw): Likewise.
28252 (ssse3_phaddwv8hi3): Likewise.
28253 (ssse3_phaddwv4hi3): Likewise.
28254 (ssse3_phadddv4si3): Likewise.
28255 (ssse3_phadddv2si3): Likewise.
28256 (ssse3_phaddswv8hi3): Likewise.
28257 (ssse3_phaddswv4hi3): Likewise.
28258 (ssse3_phsubwv8hi3): Likewise.
28259 (ssse3_phsubwv4hi3): Likewise.
28260 (ssse3_phsubdv4si3): Likewise.
28261 (ssse3_phsubdv2si3): Likewise.
28262 (ssse3_phsubswv8hi3): Likewise.
28263 (ssse3_phsubswv4hi3): Likewise.
28264 (ssse3_pmaddubsw128): Likewise.
28265 (sse3_pmaddubsw: Likewise.
28266 (ssse3_palignrti): Likewise.
28267 (ssse3_palignrdi): Likewise.
28269 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
28271 * doc/install.texi (Specific): Fix two cross-references to MinGW.
28273 2009-04-06 Richard Guenther <rguenther@suse.de>
28275 PR tree-optimization/28868
28276 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
28277 of which PHI results we inserted.
28278 (insert_into_preds_of_block): Record inserted PHIs.
28279 (eliminate): Eliminate redundant PHI nodes.
28280 (init_pre): Init inserted_phi_names.
28282 2009-04-06 Richard Guenther <rguenther@suse.de>
28284 PR tree-optimization/39643
28285 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
28286 IMAGPART_EXPRs of complex constants.
28287 (execute_fold_all_builtins): If we folded a call queue
28288 TODO_update_address_taken.
28290 2009-04-06 Jan Hubicka <jh@suse.cz>
28292 PR middle-end/39659
28293 * except.c (remove_unreachable_regions): Propagate may_contain_throw
28296 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
28298 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
28300 (ic_invalidate_array): Likewise.
28302 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
28304 * calls.c (emit_library_call_value_1): Fix a problem with parameter
28305 alignment for library calls.
28307 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
28309 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
28310 (mingw32 tm clause use_gcc_stdint): Set to wrap.
28311 * config/i386/mingw-stdint.h: New file.
28313 2009-04-05 Richard Guenther <rguenther@suse.de>
28315 PR tree-optimization/39648
28316 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
28317 our &A vs. &A[0] IL deficiencies.
28319 2009-04-04 Jan Hubicka <jh@suse.cz>
28321 * except.c (sjlj_find_directly_reachable_regions): Be ready for
28322 removed toplevel regions.
28323 (sjlj_mark_call_sites): Likewise.
28325 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
28327 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
28328 (cygwin tm clause use_gcc_stdint): Set to wrap.
28329 * config/i386/cygwin-stdint.h: New file.
28331 2009-04-04 Richard Guenther <rguenther@suse.de>
28333 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
28334 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
28335 single-argument PHIs if we are in loop-closed SSA form.
28336 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
28337 for the pre-condition.
28338 (slpeel_tree_peel_loop_to_edge): Likewise.
28339 (vect_build_loop_niters): Take an optional sequence to append stmts.
28340 (vect_generate_tmps_on_preheader): Likewise.
28341 (vect_do_peeling_for_loop_bound): Take extra guards for the
28343 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
28344 the cost model check.
28345 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
28346 guards if we are going to peel. Do not apply versioning in that case.
28347 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
28348 (vect_do_peeling_for_loop_bound): Likewise.
28349 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
28350 loop bound only record extra pre-conditions, do not apply loop
28353 2009-04-04 Richard Guenther <rguenther@suse.de>
28355 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
28358 2009-04-04 Jan Hubicka <jh@suse.cz>
28360 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
28361 last_basic_block for size of bb->index indexed array.
28362 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
28363 compute_out, link_btr_uses, build_btr_def_use_webs,
28364 build_btr_def_use_webs, migrate_btr_defs): Likewise.
28366 2009-04-04 Jan Hubicka <jh@suse.cz>
28368 * except.c (remove_eh_handler_and_replace): Break out from ...
28369 (remove_eh_handler): ... here.
28370 (bring_to_root): New function.
28371 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
28372 handled ones, bring others to root of tree.
28374 2009-04-04 Jan Hubicka <jh@suse.cz>
28376 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
28377 (all_phis_safe_to_merge): New function.
28378 (update_info): New structure.
28379 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
28380 (cleanup_empty_eh): Update SSA if possible.
28382 2009-04-04 Richard Guenther <rguenther@suse.de>
28384 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
28385 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
28386 (append_vuse): Likewise.
28388 2009-04-04 Jakub Jelinek <jakub@redhat.com>
28390 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
28391 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
28392 instead of REG_UNSAVED for DW_CFA_undefined.
28393 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
28394 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
28397 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
28400 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
28402 2009-04-04 Richard Guenther <rguenther@suse.de>
28404 PR tree-optimization/8781
28405 PR tree-optimization/37892
28406 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
28407 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
28408 (valueize_refs): Call it for *& valueizations.
28409 (shared_reference_ops_from_ref): Rename to ...
28410 (valueize_shared_reference_ops_from_ref): ... this and valueize.
28411 (shared_reference_ops_from_call): Rename to ...
28412 (valueize_shared_reference_ops_from_call): ... this and valueize.
28413 (vn_reference_lookup): Update.
28414 (visit_reference_op_call): Likewise.
28415 * tree-ssa-pre.c (phi_translate_1): Fold *&.
28416 (eliminate): Value-replace the call address in call statements.
28418 2009-04-04 Richard Guenther <rguenther@suse.de>
28420 PR tree-optimization/39636
28421 * tree-ssa-forwprop.c
28422 (forward_propagate_addr_into_variable_array_index): Check for
28423 GIMPLE_ASSIGN before accessing the rhs code.
28425 2009-04-03 Jason Merrill <jason@redhat.com>
28427 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
28429 2009-04-03 Steve Ellcey <sje@cup.hp.com>
28431 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
28432 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
28433 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
28434 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
28435 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
28436 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
28437 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
28438 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
28439 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
28440 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
28441 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
28442 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
28443 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
28444 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
28445 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
28446 Use fr_reg_or_fp01_operand instead of fr_register_operand
28448 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
28449 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
28450 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
28452 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
28454 PR rtl-optimization/39607
28455 PR rtl-optimization/39631
28459 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
28460 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
28461 instead of DF_LR_OUT.
28462 * ira-lives.c (process_bb_node_lives): Ditto.
28463 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
28464 instead of DF_LR_{OUT,IN}.
28465 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
28466 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
28468 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
28470 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
28471 (execute_lower_omp): Always run but take the short way out if -fopenmp
28473 (gate_lower_omp): Remove, forcing the pass manager to always run the
28474 pass and always set PROP_gimple_lomp.
28475 (pass_lower_omp): Remove gate function.
28476 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
28477 PROP_trees. Instead, require it.
28478 * ipa-cp.c (pass_ipa_cp): Likewise.
28479 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
28480 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
28481 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
28482 and PROP_gimple_leh.
28484 2009-04-03 Richard Guenther <rguenther@suse.de>
28486 PR middle-end/13146
28487 PR tree-optimization/23940
28488 PR tree-optimization/33237
28489 PR middle-end/33974
28490 PR middle-end/34093
28491 PR tree-optimization/36201
28492 PR tree-optimization/36230
28493 PR tree-optimization/38049
28494 PR tree-optimization/38207
28495 PR tree-optimization/38230
28496 PR tree-optimization/38301
28497 PR tree-optimization/38585
28498 PR middle-end/38895
28499 PR tree-optimization/38985
28500 PR tree-optimization/39299
28501 * tree-ssa-structalias.h: Remove.
28502 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
28503 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
28504 (struct vuse_element_d): Remove.
28505 (struct vuse_vec_d): Likewise.
28506 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
28507 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
28508 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
28509 VUSE_ELEMENT_VAR): Likewise.
28510 (struct voptype_d): Likewise.
28511 (NUM_VOP_FREE_BUCKETS): Likewise.
28512 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
28513 (struct stmt_operands_d): Remove.
28514 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
28515 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
28516 VDEF_NUM, VDEF_VECT): Likewise.
28517 (copy_virtual_operands): Remove.
28518 (operand_build_cmp): Likewise.
28519 (create_ssa_artificial_load_stmt): Likewise.
28520 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
28521 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
28522 vuse_index and mayuse_index members. Pack and move done and iter_type
28523 members to the front.
28524 (SSA_OP_VMAYUSE): Remove.
28525 (SSA_OP_VIRTUAL_USES): Adjust.
28526 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
28527 (unlink_stmt_vdef): Declare.
28528 (add_to_addressable_set): Remove.
28529 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
28530 (vrp_visit_stmt): Likewise.
28531 * doc/tree-ssa.texi (Alias analysis): Update.
28532 * doc/invoke.texi (max-aliased-vops): Remove docs.
28533 (avg-aliased-vops): Likewise.
28534 * tree-into-ssa.c (syms_to_rename): Remove.
28535 (need_to_update_vops_p): Likewise.
28536 (need_to_initialize_update_ssa_p): Rename to ...
28537 (update_ssa_initialized_fn): ... this. Track function we are
28539 (symbol_marked_for_renaming): Simplify.
28540 (add_new_name_mapping): Do not set need_to_update_vops_p.
28541 (dump_currdefs): Use SYMS_TO_RENAME.
28542 (rewrite_update_stmt): Always walk all uses/defs.
28543 (dump_update_ssa): Adjust.
28544 (init_update_ssa): Take function argument. Track what we are
28546 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
28547 (create_new_def_for): Initialize for cfun, assert we are initialized
28549 (mark_sym_for_renaming): Simplify.
28550 (mark_set_for_renaming): Do not initialize update-ssa.
28551 (need_ssa_update_p): Simplify. Take function argument.
28552 (name_mappings_registered_p): Assert we ask for the correct function.
28553 (name_registered_for_update_p): Likewise.
28554 (ssa_names_to_replace): Likewise.
28555 (release_ssa_name_after_update_ssa): Likewise.
28556 (update_ssa): Likewise. Use SYMS_TO_RENAME.
28557 (dump_decl_set): Do not print a newline.
28558 (debug_decl_set): Do it here.
28559 (dump_update_ssa): And here.
28560 * tree-ssa-loop-im.c (move_computations): Adjust.
28561 (movement_possibility): Likewise.
28562 (determine_max_movement): Likewise.
28563 (gather_mem_refs_stmt): Likewise.
28564 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
28565 or NAME_MEMORY_TAG.
28566 * tree-complex.c (update_all_vops): Remove.
28567 (expand_complex_move): Adjust.
28568 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
28569 Simplify test for memory referencing statement. Exclude
28570 non-invariant ADDR_EXPRs.
28571 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
28572 * tree-loop-distribution.c (generate_memset_zero): Adjust.
28573 (rdg_flag_uses): Likewise.
28574 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
28576 (tree_optimize_tail_calls_1): Also split the
28577 edge from the entry block if we have degenerate PHI nodes in
28578 the first basic block.
28579 * tree.c (init_ttree): Remove memory-tag related code.
28580 (tree_code_size): Likewise.
28581 (tree_node_structure): Likewise.
28582 (build7_stat): Re-write to be build6_stat.
28583 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
28584 (SSA_VAR_P): Adjust.
28585 (struct tree_memory_tag): Remove.
28586 (struct tree_memory_partition_tag): Likewise.
28587 (union tree_node): Adjust.
28588 (build7): Re-write to be build6.
28589 * tree-pass.h (pass_reset_cc_flags): Remove.
28590 (TODO_update_address_taken): New flag.
28591 (pass_simple_dse): Remove.
28592 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
28593 * params.h (MAX_ALIASED_VOPS): Remove.
28594 (AVG_ALIASED_VOPS): Likewise.
28595 * omp-low.c (expand_omp_taskreg): Update SSA form.
28596 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
28597 aliases the lhs in a copy stmt.
28598 * tree-ssa-dse.c (struct address_walk_data): Remove.
28599 (memory_ssa_name_same): Likewise.
28600 (memory_address_same): Likewise.
28601 (get_kill_of_stmt_lhs): Likewise.
28602 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
28603 unused stores. Look through PHI nodes into post-dominated regions.
28604 (dse_optimize_stmt): Simplify. Properly remove stores.
28605 (tree_ssa_dse): Compute dominators.
28606 (execute_simple_dse): Remove.
28607 (pass_simple_dse): Likewise.
28608 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
28609 gimple_loaded_syms and gimple_stored_syms computation.
28610 * toplev.c (dump_memory_report): Dump alias and pta stats.
28611 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
28612 (vn_reference_eq): Likewise.
28613 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
28614 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
28615 valueize_vuses): Remove.
28616 (get_def_ref_stmt_vuses): Simplify. Rename to ...
28617 (get_def_ref_stmt_vuse): ... this.
28618 (vn_reference_lookup_2): New function.
28619 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
28620 walking equivalent vuses. Simplify.
28621 (vn_reference_lookup): Likewise.
28622 (vn_reference_insert): Likewise.
28623 (vn_reference_insert_pieces): Likewise.
28624 (visit_reference_op_call): Simplify.
28625 (visit_reference_op_load): Likewise.
28626 (visit_reference_op_store): Likewise.
28627 (init_scc_vn): Remove shared_lookup_vuses initialization.
28628 (free_scc_vn): Remove shared_lookup_vuses freeing.
28629 (sort_vuses, sort_vuses_heap): Remove.
28630 (get_ref_from_reference_ops): Export.
28631 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
28632 vector with single vuse pointer.
28633 (vn_reference_lookup_pieces, vn_reference_lookup,
28634 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
28635 (shared_vuses_from_stmt): Remove.
28636 (get_ref_from_reference_ops): Declare.
28637 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
28638 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
28639 memory-tag related code.
28640 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
28641 (likely_value): Add comment, skip static-chain of call statements.
28642 (surely_varying_stmt_p): Adjust.
28643 (gimplify_and_update_call_from_tree): Likewise.
28644 (execute_fold_all_builtins): Do not rebuild alias info.
28645 (gimplify_and_update_call_from_tree): Properly update VOPs.
28646 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
28647 (copy_ref_info): Remove memory-tag related code.
28648 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
28649 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
28650 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
28652 * tree-ssa-dom.c (gimple_p): Remove typedef.
28653 (eliminate_redundant_computations): Adjust.
28654 (record_equivalences_from_stmt): Likewise.
28655 (avail_expr_hash): Likewise.
28656 (avail_expr_eq): Likewise.
28657 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
28658 (stmt_makes_single_load): Likewise.
28659 (stmt_makes_single_store): Likewise.
28660 * tree-ssa-alias.c: Rewrite completely.
28661 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
28662 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
28663 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
28664 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
28665 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
28666 Remove public functions.
28667 (pass_reset_cc_flags): Remove.
28668 (pass_build_alias): Move ...
28669 * tree-ssa-structalias.c (pass_build_alias): ... here.
28670 * tree-ssa-alias.c (may_be_aliased): Move ...
28671 * tree-flow-inline.h (may_be_aliased): ... here.
28672 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
28673 count_uses_and_derefs): Move ...
28674 * gimple.c: ... here.
28675 * gimple.h (count_uses_and_derefs): Declare.
28676 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
28677 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
28678 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
28679 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
28680 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
28681 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
28682 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
28684 * tree-dfa.c (refs_may_alias_p): Move ...
28685 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
28686 * tree-ssa-alias.h: New file.
28687 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
28688 (statement_sink_location): Likewise.
28689 * opts.c (decode_options): Do not adjust max-aliased-vops or
28690 avg-aliased-vops values.
28691 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
28692 (TV_CALL_CLOBBER): Likewise.
28693 (TV_FLOW_SENSITIVE): Likewise.
28694 (TV_FLOW_INSENSITIVE): Likewise.
28695 (TV_MEMORY_PARTITIONING): Likewise.
28696 (TV_ALIAS_STMT_WALK): New timevar.
28697 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
28698 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
28699 (get_address_description): Remove memory-tag related code.
28700 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
28701 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
28702 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
28703 and immediate uses in statements. Document.
28704 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
28705 (dump_symbols): Remove.
28706 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
28707 * alias.c (get_deref_alias_set): New function split out from ...
28708 (get_alias_set): ... here.
28709 * alias.h (get_deref_alias_set): Declare.
28710 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
28711 type parameter. Remove restrict pointer handling. Create a
28712 ref-all pointer in case type-based alias sets do not conflict.
28713 (vect_analyze_data_refs): Remove SMT related code.
28714 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
28715 (vectorizable_load): Likewise.
28716 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
28717 (DR_SYMBOL_TAG, DR_VOPS): Remove.
28718 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
28719 Ignore vops and SMTs.
28720 (dr_analyze_alias): Likewise..
28721 (free_data_ref): Likewise.
28722 (create_data_ref): Likewise.
28723 (analyze_all_data_dependences): Likewise.
28724 (get_references_in_stmt): Adjust.
28725 * tree-flow-inline.h (gimple_aliases_computed_p,
28726 gimple_addressable_vars, gimple_call_clobbered_vars,
28727 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
28728 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
28729 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
28730 gimple_mem_ref_stats): Remove.
28731 (gimple_vop): New function.
28732 (op_iter_next_use): Remove vuses and mayuses cases.
28733 (op_iter_next_def): Remove vdefs case.
28734 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
28735 (clear_and_done_ssa_iter): Do not set removed fields.
28736 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
28737 Assert we are not iterating over vuses or vdefs if not also
28738 iterating over uses or defs.
28739 (op_iter_init_use): Likewise.
28740 (op_iter_init_def): Likewise.
28741 (op_iter_next_vdef): Remove.
28742 (op_iter_next_mustdef): Likewise.
28743 (op_iter_init_vdef): Likewise.
28744 (compare_ssa_operands_equal): Likewise.
28745 (link_use_stmts_after): Handle vuse operand.
28746 (is_call_used): Use is_call_clobbered.
28747 (is_call_clobbered): Global variables are always call clobbered,
28748 query the call-clobbers bitmap.
28749 (mark_call_clobbered): Ignore global variables.
28750 (clear_call_clobbered): Likewise.
28751 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
28752 virtual operands sanity check.
28753 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
28755 (TARGET_MEM_REF): Remove TMR_TAG operand.
28756 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
28757 Remove call-clobber related code.
28758 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
28759 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
28760 partitions or escape reason.
28761 (get_single_def_stmt, get_single_def_stmt_from_phi,
28762 get_single_def_stmt_with_phi): Remove.
28763 (dump_referenced_vars): Tidy.
28764 (get_ref_base_and_extent): Allow bare decls.
28765 (collect_dfa_stats): Adjust.
28766 * graphite.c (rename_variables_in_stmt): Adjust.
28767 (graphite_copy_stmts_from_block): Likewise.
28768 (translate_clast): Likewise.
28769 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
28771 (translate_vuse_through_block): Use the oracle.
28772 (phi_translate_1): Adjust.
28773 (value_dies_in_block_x): Use the oracle. Cache the outcome
28775 (valid_in_sets): Check if the VUSE for
28776 a REFERENCE is available.
28777 (eliminate): Do not remove stmts during elimination,
28778 instead queue and remove them afterwards.
28779 (do_pre): Do not rebuild alias info.
28780 (pass_pre): Run TODO_rebuild_alias before PRE.
28781 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
28782 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
28783 (mark_all_v_defs_stmt): Remove.
28784 (mark_all_v_defs_seq): Adjust.
28785 (sra_replace): Likewise.
28786 (scalarize_use): Likewise.
28787 (scalarize_copy): Likewise.
28788 (scalarize_init): Likewise.
28789 (scalarize_ldst): Likewise.
28790 (todoflags): Remove.
28791 (tree_sra): Do not rebuild alias info.
28792 (tree_sra_early): Adjust.
28793 (pass_sra): Run TODO_update_address_taken before SRA.
28794 * tree-predcom.c (set_alias_info): Remove.
28795 (prepare_initializers_chain): Do not call it.
28796 (mark_virtual_ops_for_renaming): Adjust.
28797 (mark_virtual_ops_for_renaming_list): Remove.
28798 (initialize_root_vars): Adjust.
28799 (initialize_root_vars_lm): Likewise.
28800 (prepare_initializers_chain): Likewise.
28801 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
28802 (may_propagate_copy_into_stmt): Likewise.
28803 (merge_alias_info): Do nothing for now.
28804 (propagate_tree_value_into_stmt): Adjust.
28805 (stmt_may_generate_copy): Likewise.
28806 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
28807 not mark symbols for renaming.
28808 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
28809 with the same statement, make sure to update the new pointed-to one.
28810 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
28811 call statements, do not mark symbols for renaming.
28812 (mark_operand_necessary): Dump something.
28813 (ref_may_be_aliased): New function.
28814 (mark_aliased_reaching_defs_necessary_1): New helper function.
28815 (mark_aliased_reaching_defs_necessary): Likewise.
28816 (mark_all_reaching_defs_necessary_1): Likewise.
28817 (mark_all_reaching_defs_necessary): Likewise.
28818 (propagate_necessity): Do not process virtual PHIs. For
28819 non-aliased loads mark all reaching definitions as necessary.
28820 For aliased loads and stores mark the immediate dominating
28821 aliased clobbers as necessary.
28822 (visited): New global static.
28823 (perform_tree_ssa_dce): Free visited bitmap after propagating
28825 (remove_dead_phis): Perform simple dead virtual PHI removal.
28826 (remove_dead_stmt): Properly unlink virtual operands when
28828 (eliminate_unnecessary_stmts): Schedule PHI removal after
28830 * tree-ssa-ter.c (is_replaceable_p): Adjust.
28831 (process_replaceable): Likewise.
28832 (find_replaceable_in_bb): Likewise.
28833 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
28834 based on the single gimple vop.
28835 (verify_flow_insensitive_alias_info): Remove.
28836 (verify_flow_sensitive_alias_info): Likewise.
28837 (verify_call_clobbering): Likewise.
28838 (verify_memory_partitions): Likewise.
28839 (verify_alias_info): Likewise.
28840 (verify_ssa): Adjust..
28841 (execute_update_addresses_taken): Export. Update SSA
28842 manually. Optimize only when optimizing. Use a local bitmap.
28843 (pass_update_address_taken): Remove TODO_update_ssa, add
28845 (pass_update_address_taken): Just use TODO_update_address_taken.
28846 (init_tree_ssa): Do not initialize addressable_vars.
28847 (verify_ssa): Verify new VUSE / VDEF properties.
28848 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
28849 Do not call verify_alias_info.
28850 (delete_tree_ssa): Clear the VUSE, VDEF operands.
28851 Do not free the loaded and stored syms bitmaps. Reset the escaped
28852 and callused solutions. Do not free addressable_vars.
28853 Remove memory-tag related code.
28854 (warn_uninitialized_var): Aliases are always available.
28855 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
28856 * lambda-code.c (can_put_in_inner_loop): Adjust.
28857 (can_put_after_inner_loop): Likewise.
28858 (perfect_nestify): Likewise.
28859 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
28860 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
28861 (vectorizable_conversion): Do not mark symbols for renaming.
28862 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
28863 (expand_call_inline): Unlink the calls virtual operands before
28865 (tree_function_versioning): Do not call update_ssa if we are not
28866 updating clones. Simplify.
28867 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
28868 (propagate_with_phi): Likewise..
28869 * tree-outof-ssa.c (create_temp): Remove memory tag and call
28870 clobber code. Assert we are not aliased or global.
28871 * tree-flow.h: Include tree-ssa-alias.h
28872 (enum escape_type): Remove.
28873 (struct mem_sym_stats_d): Likewise.
28874 (struct mem_ref_stats_d): Likewise.
28875 (struct gimple_df): Add vop member. Remove global_var,
28876 call_clobbered_vars, call_used_vars, addressable_vars,
28877 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
28878 escaped and callused members.
28879 (struct ptr_info_def): Remove all members, add points-to solution
28881 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
28882 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
28883 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
28884 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
28885 (tree-ssa-alias.o): Likewise.
28886 (toplev.o): Add tree-ssa-alias.h
28887 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
28888 * gimple.c (gimple_set_bb): Fix off-by-one error.
28889 (is_gimple_reg): Do not handle memory tags.
28890 (gimple_copy): Also copy virtual operands.
28891 Delay updating the statement. Do not reset loaded and stored syms.
28892 (gimple_set_stored_syms): Remove.
28893 (gimple_set_loaded_syms): Likewise.
28894 (gimple_call_copy_skip_args): Copy the virtual operands
28895 and mark the new statement modified.
28896 * tree-ssa-structalias.c (may_alias_p): Remove.
28897 (set_uids_in_ptset): Take the alias set to prune with as
28898 parameter. Fold in the alias test of may_alias_p.
28899 (compute_points_to_sets): Compute whether a ptr is dereferenced
28900 in a local sbitmap.
28901 (process_constraint): Deal with &ANYTHING on the lhs, reject all
28902 other ADDRESSOF constraints on the lhs.
28903 (get_constraint_for_component_ref): Assert that we don't get
28904 ADDRESSOF constraints from the base of the reference.
28905 Properly generate UNKNOWN_OFFSET for DEREF if needed.
28906 (struct variable_info): Remove collapsed_to member.
28907 (get_varinfo_fc): Remove.
28908 (new_var_info): Do not set collapsed_to.
28909 (dump_constraint): Do not follow cycles.
28910 (dump_constraint_graph): Likewise.
28911 (build_pred_graph): Likewise.
28912 (build_succ_graph): Likewise.
28913 (rewrite_constraints): Likewise.
28914 (do_simple_structure_copy): Remove.
28915 (do_rhs_deref_structure_copy): Remove.
28916 (do_lhs_deref_structure_copy): Remove.
28917 (collapse_rest_of_var): Remove.
28918 (do_structure_copy): Re-implement.
28919 (pta_stats): New global variable.
28920 (dump_pta_stats): New function.
28921 (struct constraint_expr): Make offset signed.
28922 (UNKNOWN_OFFSET): Define special value.
28923 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
28924 (solution_set_expand): New helper function split out from ...
28925 (do_sd_constraint): ... here.
28926 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
28927 (do_ds_constraint): Likewise.
28928 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
28929 and CALLUSED = *CALLUSED.
28930 (set_union_with_increment): Make inc argument signed.
28931 (type_safe): Remove.
28932 (get_constraint_for_ptr_offset): Handle unknown and negative
28934 (first_vi_for_offset): Handle offsets before start. Bail
28935 out early for offsets beyond the variable extent.
28936 (first_or_preceding_vi_for_offset): New function.
28937 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
28938 Together with ESCAPED = *ESCAPED this properly computes reachability.
28939 (find_what_var_points_to): New function.
28940 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
28941 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
28942 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
28943 pt_solutions_intersect): New functions.
28944 (compute_call_used_vars): Remove.
28945 (compute_may_aliases): New main entry into PTA computation.
28946 * gimple.h (gimple_p): New typedef.
28947 (struct gimple_statement_base): Remove references_memory_p.
28948 (struct gimple_statement_with_memory_ops_base): Remove
28949 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
28951 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
28952 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
28953 gimple_set_references_memory): Remove.
28954 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
28955 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
28957 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
28958 (verify_expr): Allow RESULT_DECL.
28959 (gimple_duplicate_bb): Do not copy virtual operands.
28960 (gimple_duplicate_sese_region): Adjust.
28961 (gimple_duplicate_sese_tail): Likewise.
28962 (mark_virtual_ops_in_region): Remove.
28963 (move_sese_region_to_fn): Do not call it.
28964 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
28965 and pass_simple_dse.
28966 (execute_function_todo): Handle TODO_update_address_taken,
28967 call execute_update_addresses_taken for TODO_rebuild_alias.
28968 (execute_todo): Adjust.
28969 (execute_one_pass): Init dump files early.
28970 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
28972 (create_general_new_stmt): Clear vops.
28973 * tree-ssa-reassoc.c (get_rank): Adjust.
28974 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
28975 symbols for renaming.
28976 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
28977 (PARAM_AVG_ALIASED_VOPS): Likewise.
28978 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
28979 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
28980 * tree-ssa-operands.c: Simplify for new virtual operand representation.
28981 (operand_build_cmp, copy_virtual_operands,
28982 create_ssa_artificial_load_stmt, add_to_addressable_set,
28983 gimple_add_to_addresses_taken): Remove public functions.
28984 (unlink_stmt_vdef): New function.
28986 2009-04-03 Alan Modra <amodra@bigpond.net.au>
28988 * config.gcc (powerpc-*-linux*): Merge variants.
28990 2009-04-02 Chao-ying Fu <fu@mips.com>
28991 James Grosbach <james.grosbach@microchip.com>
28993 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
28994 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
28996 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
28997 keep_interrupts_masked_p, use_debug_exception_return_p.
28998 (mips_attribute_table): Add interrupt, use_shadow_register_set,
28999 keep_interrupts_masked, use_debug_exception_return.
29000 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
29001 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
29003 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
29004 (mips_print_operand): Process COP0 registers to print $0 .. $31
29005 correctly for GAS to process.
29006 (mips_interrupt_extra_call_saved_reg_p): New function.
29007 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
29009 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
29010 (mips_compute_frame_info): Add supports for interrupt context that
29011 includes doubleword accumulators and COP0 registers.
29012 (mips_for_each_saved_acc): New function.
29013 (mips_for_each_saved_gpr_and_fpr): Change the function name from
29014 mips_for_each_saved_reg.
29015 (mips_save_reg): Save accumulators.
29016 (mips_kernel_reg_p): A new for_each_rtx callback.
29017 (mips_expand_prologue): Support interrupt handlers.
29018 (mips_restore_reg): Restore accumulators.
29019 (mips_expand_epilogue): Support interrupt handlers.
29020 (mips_can_use_return_insn): Return false for interrupt handlers.
29021 (mips_epilogue_uses): New function.
29022 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
29023 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
29024 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
29025 cop0_move): New instructions.
29026 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
29027 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
29029 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
29031 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
29032 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
29033 interrupt handlers, we use K0 as the temporary register.
29034 (EPILOGUE_USES): Change to a function call.
29035 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
29036 handlers, we use K0 as the temporary register.
29038 * doc/extend.texi (Function Attributes): Document interrupt,
29039 use_shadow_register_set, keep_interrupts_masked,
29040 use_debug_exception_return for MIPS attributes.
29042 2009-04-03 Alan Modra <amodra@bigpond.net.au>
29044 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
29045 Remove a number of t-files from tmake_file.
29046 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
29047 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
29048 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
29049 target_prototype, not TARGET_PROTOTYPE.
29050 (LINK_OS_GNU_SPEC): Define.
29051 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
29052 and darwin-ldoubdle.c.
29054 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
29057 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
29058 (cpp_options): Ditto.
29059 (default_compilers): Ditto.
29060 (display_help): Ditto.
29061 (process_command): Ditto.
29062 (do_spec_1): Ditto.
29063 (set_input): Use lbasename instead of duplicate code.
29064 (save_temps_prefix): New static for -save-temps=obj.
29065 (save_temps_length): Ditto.
29067 * doc/invoke.texi (-save-temps=obj): Document new variant to
29068 -save-temps switch.
29070 2009-04-02 Jeff Law <law@redhat.com>
29072 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
29075 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
29077 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
29078 * configure: Regenerated.
29080 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
29082 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
29083 share the argument list.
29085 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
29089 2009-02-12 Diego Novillo <dnovillo@google.com>
29091 * varpool.c (debug_varpool): New.
29092 * cgraph.h (debug_varpool): Declare.
29094 2009-04-02 Jan Hubicka <jh@suse.cz>
29096 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
29099 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
29101 * config/i386/i386.c (ix86_abi): Move initialization to ...
29102 (override_options): Here.
29104 2009-04-02 Christian Bruel <christian.bruel@st.com>
29106 * config/sh/sh.c (sh_dwarf_register_span): New function.
29107 (TARGET_DWARF_REGISTER_SPAN): Define.
29108 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
29110 2009-04-02 Ira Rosen <irar@il.ibm.com>
29112 PR tree-optimization/39595
29113 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
29114 interleaved loads group is not greater than the SLP group size.
29116 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
29118 * builtins.c (is_builtin_name): New.
29119 (called_as_built_in): Use is_builtin_name.
29120 * tree.h (is_builtin_name): New.
29121 * varasm.c (incorporeal_function_p): Use is_builtin_name
29123 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
29125 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
29127 2009-04-02 Dodji Seketeli <dodji@redhat.com>
29130 * c-decl.c (clone_underlying_type): Move this ...
29131 * c-common.c (set_underlying_type): ... here.
29132 Also, make sure the function properly sets TYPE_STUB_DECL() on
29133 the newly created typedef variant type.
29134 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
29135 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
29138 2009-04-02 Richard Guenther <rguenther@suse.de>
29140 PR tree-optimization/37221
29141 * tree-flow.h (degenerate_phi_result): Declare.
29142 * tree-ssa-dom.c (degenerate_phi_result): Export.
29143 * tree-scalar-evolution.c (analyze_initial_condition): If
29144 the initial condition is defined by a degenerate PHI node
29145 use the degenerate value.
29147 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
29149 PR rtl-optimization/39588
29150 * combine.c (merge_outer_ops): Do not set the constant when this
29152 (simplify_shift_const_1): Do not modify it either in this case.
29154 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
29156 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
29157 tuning is deprecated if -mtune value is set to an Itanium1 variant.
29159 2009-04-01 Janis Johnson <janis187@us.ibm.com>
29162 * c-lex.c (interpret_float): Default (no suffix) is double.
29164 2009-04-1 Xinliang David Li <davidxl@google.com>
29166 * config/i386/i386.c (legitimate_constant_p): Recognize
29167 all one vector constant.
29169 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
29171 * config/vax/vax.c: Add #includes to silence warnings.
29172 Change #include order to silence two warnings.
29174 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
29176 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
29177 (ASM_SPEC): Pass -k to the assembler for PIC code.
29179 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
29181 * config.gcc: Add vax-*-linux* to the switch.
29182 * config/vax/linux.h: New file. (TARGET_VERSION,
29183 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
29185 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
29187 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
29188 Use predicate macros instead of GET_CODE() == foo.
29189 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
29190 ashlsi3, rotrsi3, <unnamed>): Likewise.
29192 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
29194 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
29195 jbbccihi, jbbccisi): Remova trailing whitespace.
29196 * config/vax/constraints.md: Likewise.
29197 * config/vax/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
29198 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
29199 * config/vax/predicates.md: Likewise.
29200 * config/vax/vax.c (print_operand_address, vax_output_int_move,
29201 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
29202 * config/vax/vax.h: Likewise.
29203 * config/vax/vax.md (nonlocal_goto): Likewise.
29205 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
29207 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
29208 (indirectable_address_p, adjacent_operands_p): Add spaces around
29210 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
29212 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
29214 * config/vax/vax.c (legitimate_constant_address_p,
29215 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
29216 index_term_p, reg_plus_index_p, legitimate_address_p,
29217 vax_mode_dependent_address_p): Update comments to match functions
29218 modified by the recent int->bool conversion.
29220 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
29222 * config/vax/builtins.md: Update copyright message.
29223 * config/vax/constraints.md: Likewise.
29224 * config/vax/netbsd-elf.h: Likewise.
29225 * config/vax/predicates.md: Likewise.
29226 * config/vax/vax-protos.h: Likewise.
29227 * config/vax/vax.c: Likewise.
29228 * config/vax/vax.h: Likewise.
29229 * config/vax/vax.md: Likewise.
29230 * config/vax/vax.opt: Likewise.
29232 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
29234 * config/vax/builtins.md (ffssi2, ffssi2_internal,
29235 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
29236 * config/vax/constraints.md (B, R): Likewise.
29237 * config/vax/predicates.md (external_memory_operand,
29238 nonimmediate_addsub_di_operand): Likewise.
29239 * config/vax/vax.c (vax_output_int_add): Likewise.
29240 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
29241 untyped_call): Likewise.
29243 2009-04-01 Matt Thomas <matt@3am-software.com>
29245 * config/vax/predicates.md: New file.
29246 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
29247 external_const_operand, nonsymbolic_operand, external_memory_operand,
29248 indirect_memory_operand, indexed_memory_operand,
29249 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
29250 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
29252 * config/vax/constraints.md: New file.
29253 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
29255 * config/vax/builtins.md: New file.
29256 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
29257 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
29259 * config/vax/vax.opt (mqmath): Add option.
29260 * config/vax/vax.md (isfx): Extend with DI.
29261 (VAXintQH, VAXintQHSD): Define.
29262 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
29263 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
29264 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
29265 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
29266 (movdi): Update constraints and use vax_output_int_move().
29267 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
29268 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
29269 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
29270 nonlocal_goto): New.
29271 (mov<mode>): Extend accepted operand types.
29272 (subdi3_old): Rename from subdi3, change update constraints and use
29273 a new implementation.
29274 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
29275 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
29276 MOVE_RATIO, CLEAR_RATIO): Define.
29277 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
29278 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
29279 (PRINT_OPERAND): Redefine using a function instead of inlined code.
29280 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
29281 (split_quadword_operands): Make static and really allow variable
29283 (print_operand_address): Update for PIC generation.
29284 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
29285 indexable_address_p, fixup_mathdi_operand,
29286 vax_expand_addsub_di_operands, adjacent_operands_p): New.
29287 (vax_float_literal, legitimate_constant_p,
29288 indirectable_constant_address_p, index_term_p,
29289 reg_plus_index_p): Return bool instead of int.
29290 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
29292 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
29294 (vax_output_conditional_branch): Indent.
29295 (legitimate_constant_address_p, indirectable_constant_address_p,
29296 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
29297 vax_mode_dependent_address_p): Return bool instead of int, update for
29299 * config/vax/vax-protos.h (legitimate_constant_address_p,
29300 legitimate_constant_p, legitimate_address_p,
29301 vax_mode_dependent_address_p): Change declaration to bool.
29302 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
29303 vax_expand_addsub_di_operands, vax_output_int_subtract,
29304 vax_output_movmemsi): Declare.
29305 (split_quadword_operands, vax_float_literal): Delete declaration.
29306 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
29307 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
29308 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
29309 ASM_OUTPUT_DWARF_PCREL): Define.
29310 (ASM_SPEC): Change definition to allow PIC generation.
29312 2009-04-01 Steve Ellcey <sje@cup.hp.com>
29314 * doc/sourcebuild.texi: Update front-end requirements.
29316 2009-04-01 Jakub Jelinek <jakub@redhat.com>
29319 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
29320 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
29321 (booldi3_internal3): Use boolean_or_operator instead of
29324 2009-04-01 Joseph Myers <joseph@codesourcery.com>
29327 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
29328 declarator whose size is not an integer constant expression but
29329 folds to an integer constant, then treat it as a constant
29332 2009-04-01 Richard Guenther <rguenther@suse.de>
29334 * fold-const.c (fold_plusminus_mult_expr): Do not fold
29335 i * 4 + 2 to (i * 2 + 1) * 2.
29337 2009-04-01 Jakub Jelinek <jakub@redhat.com>
29340 * c-parser.c (c_parser_asm_statement): Skip until close paren and
29341 return if c_parser_asm_string_literal returned NULL.
29343 2009-04-01 Nick Clifton <nickc@redhat.com>
29345 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
29347 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
29348 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
29349 other typedefs to avoid conflicts with libgcc2.c. Define labels
29350 to gain 16-bit bit-manipulation functions from libgcc2.c and then
29352 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
29353 to gain 16-bit trapping arithmetic functions from libgcc2.c and
29356 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
29358 * varasm.c (default_function_rodata_section): Declare DOT as
29361 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
29362 Andrey Galkin <agalkin@hypercom.com>
29365 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
29366 Make object_name unique for each process.
29368 2009-04-01 Jakub Jelinek <jakub@redhat.com>
29371 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
29372 addressable variables in the parallel that could go out of scope while
29373 running queued tasks.
29375 2009-04-01 Anatoly Sokolov <aesok@post.ru>
29377 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
29378 (CASE_VALUES_THRESHOLD): Redefine.
29379 * config/avr/avr.c (avr_override_options): Remove initialization of
29380 avr_case_values_threshold variable.
29381 (avr_case_values_threshold): Remove variable. Add new function.
29382 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
29383 * config/avr/avr.opt (mno-tablejump): Remove option.
29384 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
29386 2009-04-01 DJ Delorie <dj@redhat.com>
29388 * varasm.c (default_function_rodata_section): Don't assume
29389 anything about where the first '.' in the section name is.
29391 2009-04-01 Alan Modra <amodra@bigpond.net.au>
29393 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
29394 rs6000_emit_stack_tie.
29396 2009-03-31 Ian Lance Taylor <iant@google.com>
29398 * tree-eh.c (tree_remove_unreachable_handlers): Compare
29399 gimple_code with GIMPLE_RESX, not RESX.
29401 2009-03-31 Joseph Myers <joseph@codesourcery.com>
29403 * c-common.c (c_get_ident): New.
29404 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
29406 2009-04-01 Ben Elliston <bje@au.ibm.com>
29408 * config/rs6000/sysv4.opt (msdata): Improve option description.
29410 2009-03-31 Steve Ellcey <sje@cup.hp.com>
29412 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
29413 (divdf3_internal_lat): Remove.
29414 (divxf3_internal_lat): Remove.
29415 (divxf3_internal_thr): Remove.
29416 (divxf): Use divxf3_internal.
29417 * config/ia64/div.md (divsf3_internal_lat): New.
29418 (divdf3_internal_lat): New.
29419 (divxf3_internal): New.
29421 2009-03-31 Joseph Myers <joseph@codesourcery.com>
29424 * Makefile.in (USE_GCC_STDINT): Define.
29425 (stmp-int-hdrs): Install stdint.h if applicable.
29426 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
29428 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
29429 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
29430 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
29431 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
29432 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
29433 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
29434 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
29435 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
29436 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
29437 (c_common_nodes_and_builtins): Initialize
29438 underlying_wchar_type_node. Do not initialize
29439 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
29440 nodes for new types.
29441 (c_stddef_cpp_builtins): Define macros for new types.
29442 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
29444 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
29445 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
29446 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
29447 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
29448 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
29449 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
29450 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
29451 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
29452 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
29453 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
29454 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
29455 int16_type_node, int32_type_node, int64_type_node,
29456 uint8_type_node, uint16_type_node, c_uint32_type_node,
29457 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
29458 int_least32_type_node, int_least64_type_node,
29459 uint_least8_type_node, uint_least16_type_node,
29460 uint_least32_type_node, uint_least64_type_node,
29461 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
29462 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
29463 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
29464 uintptr_type_node): Define.
29465 * c-cppbuiltin.c (builtin_define_constants,
29466 builtin_define_type_minmax): New.
29467 (builtin_define_stdint_macros): Define more macros.
29468 (c_cpp_builtins): Define more limit macros.
29469 (type_suffix): New.
29470 (builtin_define_type_max): Define in terms of
29471 builtin_define_type_minmax. Remove is_long parameter. All
29473 * config.gcc (use_gcc_stdint): Define.
29474 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
29475 Add newlib-stdint.h for generic targets.
29476 * config/glibc-stdint.h, config/newlib-stdint.h,
29477 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
29478 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
29479 * config/score/score.h (UINTPTR_TYPE): Define.
29480 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
29481 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
29482 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
29483 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
29484 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
29485 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
29486 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
29487 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
29488 * config/spu/spu.h (STDINT_LONG32): Define.
29489 * configure.ac (use_gcc_stdint): Substitute.
29490 * configure: Regenerate.
29491 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
29492 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
29493 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
29494 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
29495 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
29496 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
29497 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
29498 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
29499 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
29500 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
29501 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
29502 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
29503 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
29504 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
29505 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
29506 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
29507 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
29508 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
29509 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
29510 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
29511 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
29512 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
29513 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
29514 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
29515 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
29516 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
29517 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
29518 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
29519 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
29521 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
29523 * loop-iv.c (suitable_set_for_replacement): Renamed from
29524 simplify_using_assignment; changed to return bool and to accept new
29525 args DEST and SRC. Return true iff we find a source/destination pair
29526 that can be used to make a replacement, and fill SRC and DEST if so.
29527 Remove arg ALTERED. Don't deal with altered regs here. All callers
29529 (simplify_using_initial_values): Deal with altered regs here and track
29530 more precisely the effect they have on the validity of our expression.
29532 * loop-iv.c (simplify_using_condition): A condition of the form
29533 (EQ REG CONST) can be used to simply make a substitution.
29534 (simplify_using_initial_values): Keep track of conditions we have seen
29535 and keep using them to simplify new expressions, while applying the
29536 same substitutions to them as to the expression.
29538 * simplify-rtx.c (simplify_relational_operation_1): Simplify
29539 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
29542 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
29543 changed. Use this when trying to improve the upper bound.
29544 Generate the comparison by using simplify_gen_relational.
29546 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
29548 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
29550 (simplify_using_assignment, simplify_using_initial_values): Call
29551 replace_in_expr to make replacements. Call replace_single_def_regs
29552 once on the initial version of the expression.
29554 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
29557 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
29559 2009-03-31 Richard Guenther <rguenther@suse.de>
29561 PR middle-end/31029
29562 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
29563 equality comparisons. Fold C - X CMP X if C % 2 == 1.
29565 2009-03-31 Richard Guenther <rguenther@suse.de>
29567 * tree.h (div_if_zero_remainder): Declare.
29568 * fold-const.c (div_if_zero_remainder): Export.
29569 * tree-ssa-forwprop.c
29570 (forward_propagate_addr_into_variable_array_index): Handle
29571 constant array index addition outside of the variable index.
29573 2009-03-31 Joseph Myers <joseph@codesourcery.com>
29576 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
29577 define_splits, floatunssi<mode>2): Require x87 conversions from
29578 DImode to be permitted.
29580 2009-03-31 Joseph Myers <joseph@codesourcery.com>
29582 PR preprocessor/15638
29583 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
29585 2009-03-31 Richard Guenther <rguenther@suse.de>
29587 PR middle-end/23401
29588 PR middle-end/27810
29589 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
29590 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
29591 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
29592 a separate statement.
29593 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
29594 (lookup_tmp_var): Likewise.
29595 (is_gimple_formal_tmp_or_call_rhs): Remove.
29596 (is_gimple_reg_or_call_rhs): Rename to ...
29597 (is_gimple_reg_rhs_or_call): ... this.
29598 (is_gimple_mem_or_call_rhs): Rename to ...
29599 (is_gimple_mem_rhs_or_call): ... this.
29600 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
29601 DECL_GIMPLE_REG_P only if is_formal is true.
29602 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
29603 for non-proper post-modify expression gimplification.
29604 (gimplify_self_mod_expr): For post-modify expressions gimplify
29605 the lvalue to a minimal lvalue.
29606 (rhs_predicate_for): Remove formal temp case.
29607 (gimplify_modify_expr_rhs): Likewise.
29608 (gimplify_addr_expr): Use is_gimple_reg.
29609 (gimplify_expr): Remove formal temp cases.
29610 (gimple_regimplify_operands): Likewise.
29611 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
29612 and FILTER_EXPR like constants.
29613 * gimple.c (walk_gimple_op): Fix val_only initialization, use
29615 (is_gimple_formal_tmp_rhs): Remove.
29616 (is_gimple_reg_rhs): Remove special casing.
29617 (is_gimple_mem_rhs): Fix.
29618 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
29619 (is_gimple_formal_tmp_var): Remove.
29620 (is_gimple_formal_tmp_reg): Likewise.
29621 (is_gimple_min_lval): Allow invariant component ref parts.
29622 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
29623 is_gimple_formal_tmp_reg): Remove declarations.
29624 * tree-cfg.c (verify_expr): Verify that variables with address
29625 taken do not have DECL_GIMPLE_REG_P set.
29626 * tree-mudflap.c (mf_build_check_statement_for): Use
29627 force_gimple_operand instead of gimplify_expr.
29629 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
29631 * modulo-sched.c (sms_schedule_by_order): Pass the actual
29632 schedulable rows to compute_split_row.
29634 2009-03-31 Ben Elliston <bje@au.ibm.com>
29637 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
29640 2009-03-31 Alan Modra <amodra@bigpond.net.au>
29642 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
29643 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
29644 * configure: Regenerate.
29645 * config.in: Regenerate.
29646 * config/rs6000/rs6000.opt (mtls-markers): Add.
29647 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
29648 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
29649 (tls_ld_aix, tls_ld_sysv): Likewise.
29650 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
29651 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
29653 2009-03-31 Alan Modra <amodra@bigpond.net.au>
29655 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
29657 2009-03-30 Jan Hubicka <jh@suse.cz>
29659 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
29661 (tree_remove_unreachable_handlers): Cleanup EH predecestor
29662 detection and label handling.
29664 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
29666 * ira-int.h (ira_allocno): Rename left_conflicts_num to
29667 left_conflicts_size.
29668 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
29669 ALLOCNO_LEFT_CONFLICTS_SIZE.
29671 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
29672 remove_allocno_from_bucket_and_push,
29673 allocno_spill_priority_compare, push_allocnos_to_stack,
29674 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
29675 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
29676 (setup_allocno_left_conflicts_num): Ditto. Rename to
29677 setup_allocno_left_conflicts_size.
29678 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
29679 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
29680 setup_allocno_left_conflicts_size instead of
29681 setup_allocno_left_conflicts_num.
29683 * ira-build.c (ira_create_allocno): Use
29684 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
29685 ALLOCNO_LEFT_CONFLICTS_NUM.
29687 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
29689 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
29690 instead of DF_LR_OUT.
29692 * ira-lives.c (process_bb_node_lives): Ditto.
29694 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
29695 instead of DF_LR_{OUT,IN}.
29697 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
29699 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
29701 2009-03-30 Jan Hubicka <jh@suse.cz>
29703 * except.c (label_to_region_map): Fix thinko.
29705 2009-03-30 Steve Ellcey <sje@cup.hp.com>
29707 PR middle-end/38237
29708 * tree.h (tree_find_value): New declaration.
29709 * tree.c (tree_find_value): New function.
29710 * varasm.c (assemble_external): Avoid duplicate entries on lists.
29712 2009-03-30 Jakub Jelinek <jakub@redhat.com>
29715 * c-decl.c (struct c_binding): Add locus field.
29716 (bind): Add locus argument, set locus field from it.
29717 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
29718 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
29719 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
29720 implicitly_declare, undeclared_variable, lookup_label,
29721 declare_label, c_make_fname_decl, c_builtin_function,
29722 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
29725 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
29728 * config/i386/i386.c (classify_argument): Check total size of
29731 2009-03-30 Martin Jambor <mjambor@suse.cz>
29733 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
29734 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
29735 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
29738 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
29739 seen_variable_array_ref while also traversing a union.
29741 * tree-inline.c (optimize_inline_calls): Do not call
29742 cgraph_node_remove_callees.
29743 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
29744 (pass_remove_cgraph_callee_edges): New variable.
29745 * passes.c (init_optimization_passes): Add
29746 pass_remove_cgraph_callee_edges after early inlining and before all
29747 late intraprocedural passes.
29749 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
29751 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
29753 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
29754 Fix typos in names.
29756 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
29758 * combine.c (simplify_comparison): Use have_insn_for.
29759 * dojump.c (do_jump): Likewise.
29761 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
29763 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
29764 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
29765 sparc_compare_op0 like sparc_compare_emitted used to be handled.
29766 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
29767 instead of sparc_compare_emitted.
29768 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
29769 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
29770 instead of sparc_compare_emitted.
29772 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
29774 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
29775 enter/exit cfglayout mode.
29776 (pass_partition_block): Require it.
29777 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
29778 (combine_instructions): Track basic blocks instead of labels.
29779 (update_cfg_for_uncondjump): New.
29780 (try_combine): Use it. Update jumps after rescanning.
29781 (pass_combine): Require PROP_cfglayout.
29782 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
29784 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
29786 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
29787 Provide/destroy PROP_cfglayout respectively.
29788 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
29789 * tree-pass.h (PROP_cfglayout): New.
29791 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
29793 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
29794 fold_convert_const_fixed_from_fixed,
29795 fold_convert_const_fixed_from_int,
29796 fold_convert_const_fixed_from_real, fold_negate_const): Do not
29797 set TREE_CONSTANT_OVERFLOW.
29798 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
29799 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
29801 2009-03-30 Ira Rosen <irar@il.ibm.com>
29803 * tree-vect-loop-manip.c: New file.
29804 * tree-vectorizer.c: Update documentation and included files.
29805 (vect_loop_location): Make extern.
29806 (rename_use_op): Move to tree-vect-loop-manip.c
29807 (rename_variables_in_bb, rename_variables_in_loop,
29808 slpeel_update_phis_for_duplicate_loop,
29809 slpeel_update_phi_nodes_for_guard1,
29810 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
29811 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
29812 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
29813 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
29814 find_loop_location): Likewise.
29815 (new_stmt_vec_info): Move to tree-vect-stmts.c.
29816 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
29817 get_vectype_for_scalar_type, vect_is_simple_use,
29818 supportable_widening_operation, supportable_narrowing_operation):
29820 (bb_in_loop_p): Move to tree-vect-loop.c.
29821 (new_loop_vec_info, destroy_loop_vec_info,
29822 reduction_code_for_scalar_code, report_vect_op,
29823 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
29824 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
29825 (vect_supportable_dr_alignment): Likewise.
29826 * tree-vectorizer.h (tree-data-ref.h): Include.
29827 (vect_loop_location): Declare.
29828 Reorganize function declarations according to the new file structure.
29829 * tree-vect-loop.c: New file.
29830 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
29831 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
29832 * tree-vect-data-refs.c: New file.
29833 * tree-vect-patterns.c (timevar.h): Don't include.
29834 * tree-vect-stmts.c: New file.
29835 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
29836 tree-vect-slp.c, tree-vect-loop.c.
29837 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
29838 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
29839 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
29840 (tree-vect-analyze.o): Remove.
29841 (tree-vect-transform.o): Likewise.
29842 (tree-vect-data-refs.o): Add rule.
29843 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
29844 tree-vect-slp.o): Likewise.
29845 (tree-vect-patterns.o): Remove redundant dependencies.
29846 (tree-vectorizer.o): Likewise.
29847 * tree-vect-slp.c: New file.
29849 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29851 * optc-gen.awk: Warn if an option flag has multiple different
29854 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
29856 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
29857 -floop-block): Document dependences on PPL, CLooG and Graphite.
29859 2009-03-30 Joseph Myers <joseph@codesourcery.com>
29861 PR rtl-optimization/323
29862 * c-common.c (c_fully_fold, convert_and_check,
29863 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
29864 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
29865 * c-common.def (EXCESS_PRECISION_EXPR): New.
29866 * c-cppbuiltin.c (builtin_define_float_constants): Define
29867 constants with enough digits for long double.
29868 * c-lex.c (interpret_float): Interpret constant with excess
29869 precision where appropriate.
29870 * c-opts.c (c_common_post_options): Set
29871 flag_excess_precision_cmdline. Give an error for
29872 -fexcess-precision=standard for C++ for processors where the
29873 option is significant.
29874 * c-parser.c (c_parser_conditional_expression): Handle excess
29875 precision in condition.
29876 * c-typeck.c (convert_arguments): Handle arguments with excess
29878 (build_unary_op): Move excess precision outside operation.
29879 (build_conditional_expr): Likewise.
29880 (build_compound_expr): Likewise.
29881 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
29882 (build_modify_expr): Handle excess precision in RHS.
29883 (convert_for_assignment): Handle excess precision in converted
29885 (digest_init, output_init_element, process_init_element): Handle
29886 excess precision in initializer.
29887 (c_finish_return): Handle excess precision in return value.
29888 (build_binary_op): Handle excess precision in operands and add
29889 excess precision as needed for operation.
29890 * common.opt (-fexcess-precision=): New option.
29891 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
29892 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
29893 For standard excess precision, output explicit conversion to and
29894 truncation from XFmode.
29895 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
29896 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
29897 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
29898 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
29899 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
29900 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
29901 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
29902 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
29903 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
29904 define_splits, sqrt<mode>2): Disable where appropriate for
29905 standard excess precision.
29906 * convert.c (convert_to_real): Do not shorten arithmetic to type
29907 for which excess precision would be used.
29908 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
29909 * doc/invoke.texi (-fexcess-precision=): Document option.
29910 (-mfpmath=): Correct index entry.
29911 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
29912 flag_excess_precision): New.
29913 * langhooks.c (lhd_post_options): Set
29914 flag_excess_precision_cmdline.
29915 * opts.c (common_handle_option): Handle -fexcess-precision=.
29916 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
29917 init_excess_precision): New.
29918 (lang_dependent_init_target): Call init_excess_precision.
29919 * tree.c (excess_precision_type): New.
29920 * tree.h (excess_precision_type): Declare.
29922 2009-03-30 Joseph Myers <joseph@codesourcery.com>
29925 * c-typeck.c (build_component_ref): Do not copy qualifiers from
29926 non-lvalue to component.
29928 2009-03-29 Joseph Myers <joseph@codesourcery.com>
29930 PR preprocessor/34695
29931 * Makefile.in (c-opts.o): Depend on c-tree.h.
29932 * c-common.c: Move down include of diagnostic.h.
29933 (done_lexing, c_cpp_error): New.
29934 * c-common.h (done_lexing): Declare.
29935 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
29937 * c-opts.c: Include c-tree.h.
29938 (c_common_init_options): Set preprocessor error callback.
29939 (c_common_handle_option): Do not set preprocessor
29940 inhibit_warnings, warnings_are_errors, warn_system_headers,
29941 pedantic_errors or inhibit_warnings flags.
29942 (c_common_post_options): Do not check cpp_errors (parse_in).
29943 (c_common_finish): Do not output dependencies if there were
29944 errors. Do not check return value of cpp_finish.
29945 * c-ppoutput.c (pp_file_change): Set input_location.
29946 * c-tree.h (c_cpp_error): Declare.
29947 * diagnostic.c (diagnostic_set_info_translated): Also initialize
29949 (diagnostic_build_prefix): Check override_column.
29950 * diagnostic.h (diagnostic_info): Add override_column field.
29951 (diagnostic_override_column): Define.
29953 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
29955 * c-common.c (c_expand_expr, c_staticp): Remove.
29956 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
29957 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
29958 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
29959 * c-gimplify.c (gimplify_compound_literal_expr,
29960 optimize_compound_literals_in_ctor): Remove.
29961 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
29962 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
29963 * c-semantics.c (emit_local_var): Remove.
29965 * langhooks-def.h (lhd_expand_expr): Remove.
29966 * langhooks.c (lhd_expand_expr): Remove.
29967 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
29969 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
29970 handling from c-semantics.c; don't call into langhook.
29971 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
29972 * gimplify.c (gimplify_compound_literal_expr,
29973 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
29974 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
29975 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
29976 as was done in c-gimplify.c.
29977 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
29978 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
29979 Move from c-common.h.
29980 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
29982 * tree.c (staticp): Do not call langhook.
29983 * langhooks.c (lhd_staticp): Delete.
29984 * langhooks-def.h (lhd_staticp): Delete prototype.
29985 (LANG_HOOKS_STATICP): Delete.
29986 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
29988 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
29989 instead of DECL_STMTs.
29991 2009-03-29 Joseph Myers <joseph@codesourcery.com>
29999 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
30001 (fold_call_expr): Return a NOP_EXPR from folding rather than the
30002 contained expression.
30003 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
30004 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
30005 conditional expressions for C.
30006 (decl_constant_value_for_optimization): Move from
30007 decl_constant_value_for_broken_optimization in c-typeck.c. Check
30008 whether optimizing and that the expression is a VAR_DECL not of
30009 array type instead of doing such checks in the caller. Do not
30010 check pedantic. Call gcc_unreachable for C++.
30011 * c-common.def (C_MAYBE_CONST_EXPR): New.
30012 * c-common.h (c_fully_fold, c_save_expr,
30013 decl_constant_value_for_optimization): New prototypes.
30014 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
30015 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
30016 EXPR_INT_CONST_OPERANDS): Define.
30017 * c-convert.c (convert): Strip nops from expression.
30018 * c-decl.c (groktypename): Take extra parameters expr and
30019 expr_const_operands. Update call to grokdeclarator.
30020 (start_decl): Update call to grokdeclarator. Add statement for
30021 expressions used in type of decl.
30022 (grokparm): Update call to grokdeclarator.
30023 (push_parm_decl): Update call to grokdeclarator.
30024 (build_compound_literal): Add parameter non_const and build a
30025 C_MAYBE_COSNT_EXPR if applicable.
30026 (grokdeclarator): Take extra parameters expr and
30027 expr_const_operands. Track expressions used in declaration
30028 specifiers and declarators. Fold array sizes and track whether
30029 they are constant expressions and whether they are integer
30030 constant expressions.
30031 (parser_xref_tag): Set expr and expr_const_operands fields in
30033 (grokfield): Update call to grokdeclarator.
30034 (start_function): Update call to grokdeclarator.
30035 (build_null_declspecs): Set expr and expr_const_operands fields in
30037 (declspecs_add_type): Handle expressions in typeof specifiers.
30038 * c-parser.c (c_parser_declspecs): Set expr and
30039 expr_const_operands fields for declaration specifiers.
30040 (c_parser_enum_specifier): Likewise.
30041 (c_parser_struct_or_union_specifier): Likewise.
30042 (c_parser_typeof_specifier): Likewise. Update call to
30043 groktypename. Fold expression as needed. Return expressions with
30044 type instead of adding statements.
30045 (c_parser_attributes): Update calls to c_parser_expr_list.
30046 (c_parser_statement_after_labels): Fold expression before passing
30047 to objc_build_throw_stmt.
30048 (c_parser_condition): Fold expression.
30049 (c_parser_asm_operands): Fold expression.
30050 (c_parser_conditional_expression): Use c_save_expr. Update call
30051 to build_conditional_expr.
30052 (c_parser_alignof_expression): Update call to groktypename.
30053 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
30054 original_code. Fold expression argument of va_arg. Create
30055 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
30056 argument to va_arg. Update calls to groktypename. Fold array
30057 index for offsetof. Verify that first argument to
30058 __builtin_choose_expr has integer type.
30059 (c_parser_postfix_expression_after_paren_type): Update calls to
30060 groktypename and build_compound_literal. Handle expressions with
30061 side effects in type name.
30062 (c_parser_postfix_expression_after_primary): Update call to
30063 c_parser_expr_list. Set original_code for calls to
30064 __builtin_constant_p.
30065 (c_parser_expr_list): Take extra parameter fold_p. Fold
30066 expressions if requested.
30067 (c_parser_objc_type_name): Update call to groktypename.
30068 (c_parser_objc_synchronized_statement): Fold expression.
30069 (c_parser_objc_receiver): Fold expression.
30070 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
30071 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
30072 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
30073 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
30074 (struct c_typespec): Add elements expr and expr_const_operands.
30075 (struct c_declspecs): Add elements expr and expr_const_operands.
30076 (groktypename, build_conditional_expr, build_compound_literal):
30078 (in_late_binary_op): Declare.
30079 * c-typeck.c (note_integer_operands): New function.
30080 (in_late_binary_op): New variable.
30081 (decl_constant_value_for_broken_optimization): Move to c-common.c
30082 and rename to decl_constant_value_for_optimization.
30083 (default_function_array_conversion): Do not strip nops.
30084 (default_conversion): Do not call
30085 decl_constant_value_for_broken_optimization.
30086 (build_array_ref): Do not fold result.
30087 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
30088 result when operand is a VLA.
30089 (c_expr_sizeof_type): Update call to groktypename. Handle
30090 expressions included in type name. Use C_MAYBE_CONST_EXPR for
30091 result when operand names a VLA type.
30092 (build_function_call): Update call to build_compound_literal.
30093 Only fold result for calls to __builtin_* functions. Strip
30094 NOP_EXPR from INTEGER_CST returned from such functions. Fold
30095 the function designator.
30096 (convert_arguments): Fold arguments. Update call to
30097 convert_for_assignment.
30098 (build_unary_op): Handle increment and decrement of
30099 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
30100 decrement earlier. Fold operand of increment and decrement.
30101 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
30102 built for integer operand. Wrap returns that are INTEGER_CSTs
30103 without being integer constant expressions or that have integer
30104 constant operands without being INTEGER_CSTs.
30105 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
30106 (build_conditional_expr): Add operand ifexp_bcp. Track whether
30107 result is an integer constant expression or can be used in
30108 unevaluated parts of one and avoid folding and wrap as
30109 appropriate. Fold operands before possibly doing -Wsign-compare
30111 (build_compound_expr): Wrap result for C99 if operands can be used
30112 in integer constant expressions.
30113 (build_c_cast): Update call to digest_init. Do not ignore
30114 overflow from casting floating-point constants to integers. Wrap
30115 results that could be confused with integer constant expressions,
30116 null pointer constants or floating-point constants.
30117 (c_cast_expr): Update call to groktypename. Handle expressions
30118 included in type name.
30119 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
30120 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
30121 Update calls to convert_for_assignment.
30122 (convert_for_assignment): Take new parameter
30123 null_pointer_constant. Do not strip nops or call
30124 decl_constant_value_for_broken_optimization. Set
30125 in_late_binary_op for conversions to boolean.
30126 (store_init_value): Update call to digest_init.
30127 (digest_init): Take new parameter null_pointer_constant. Do not
30128 call decl_constant_value_for_broken_optimization. pedwarn for
30129 initializers not constant expressions. Update calls to
30130 convert_for_assignment.
30131 (constructor_nonconst): New.
30132 (struct constructor_stack): Add nonconst element.
30133 (really_start_incremental_init, push_init_level, pop_init_level):
30134 Handle constructor_nonconst and nonconst element.
30135 (set_init_index): Call constant_expression_warning for array
30137 (output_init_element): Fold value. Set constructor_nonconst as
30138 applicable. pedwarn for initializers not constant expressions.
30139 Update call to digest_init. Call constant_expression_warning
30140 where constant initializers are required.
30141 (process_init_element): Use c_save_expr.
30142 (c_finish_goto_ptr): Fold expression.
30143 (c_finish_return): Fold return value. Update call to
30144 convert_for_assignment.
30145 (c_start_case): Fold switch expression.
30146 (c_process_expr_stmt): Fold expression.
30147 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
30148 ensure statement expression is not evaluated in constant expression.
30149 (build_binary_op): Track whether results are integer constant
30150 expressions or may occur in such, disable folding and wrap results
30151 as applicable. Fold operands for -Wsign-compare warnings unless
30153 (c_objc_common_truthvalue_conversion): Handle results folded to
30154 integer constants that are not integer constant expressions.
30155 * doc/extend.texi: Document when typeof operands are evaluated,
30156 that condition of __builtin_choose_expr is an integer constant
30157 expression, and more about use of __builtin_constant_p in
30160 2009-03-29 Richard Guenther <rguenther@suse.de>
30162 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
30163 propagate addresses of array references.
30165 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
30167 * regmove.c (perhaps_ends_bb_p): Remove.
30168 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
30169 from INSN and check that the main loop stays within that basic block.
30170 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
30171 (regmove_forward_pass): Split out from regmove_optimize. Use
30172 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
30173 (regmove_backward_pass): Split out from regmove_optimize. Use
30174 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
30175 (regmove_optimize): Simplify.
30177 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
30180 * config/i386/i386.c (classify_argument): Ignore flexible array
30181 member in struct and warn ABI change.
30183 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
30185 * config/i386/i386-protos.h (ix86_agi_dependent): New.
30187 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
30188 (ix86_adjust_cost): Updated.
30190 2009-03-29 Jan Hubicka <jh@suse.cz>
30192 PR middle-end/28850
30193 * tree-pass.h (pass_cleanup_eh): New function.
30194 (remove_unreachable_regions): Break code handling RTL
30195 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
30196 that can not be reached by runtime.
30197 (can_be_reached_by_runtime): New function.
30198 (label_to_region_map): New function.
30199 (num_eh_regions): New function.
30200 (rtl_remove_unreachable_regions): New function.
30201 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
30202 (remove_eh_region): New function.
30203 * except.h: Include sbitmap and vecprim.
30204 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
30205 num_eh_regions): Declare.
30206 * passes.c (init_optimization_passes): Schedule cleanup_eh.
30207 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
30208 * tree-eh.c (tree_remove_unreachable_handlers): New function.
30209 (tree_empty_eh_handler_p): New function.
30210 (cleanup_empty_eh): New function.
30211 (cleanup_eh): New function.
30212 (pass_cleanup_eh): New function.
30214 2009-03-29 Jan Hubicka <jh@suse.cz>
30216 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
30217 for removed regions.
30219 2009-03-29 Jan Hubicka <jh@suse.cz>
30221 * except.c (dump_eh_tree): Dump all datastructures.
30223 2009-03-29 Jan Hubicka <jh@suse.cz>
30225 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
30226 (duplicate_eh_regions_1): Likewise.
30227 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
30228 vector; call EH verification.
30229 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
30230 Be ready for region being removed.
30232 2009-03-29 Jan Hubicka <jh@suse.cz>
30234 * bitmap.c (bitmap_last_set_bit): New function.
30235 * bitmap.h (bitmap_last_set_bit): Declare.
30237 2009-03-29 David Ayers <ayers@fsfe.org>
30240 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
30241 by calling objc_compare_types and surpress warnings about
30242 incompatible C pointers that are compatible ObjC pointers.
30244 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
30246 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
30247 call initialize_inline_failed.
30248 (initialize_inline_failed): Move it from here ...
30249 * cgraph.c (initialize_inline_failed): ... to here.
30250 (cgraph_create_edge): Call initialize_inline_failed rather than
30251 setting inline_failed directly.
30253 2009-03-29 Ben Elliston <bje@au.ibm.com>
30256 * sysv4.opt (msdata): Improve comment.
30257 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
30258 * sysv4.h (SVR4_ASM_SPEC): Likewise.
30260 2009-03-29 Ben Elliston <bje@au.ibm.com>
30263 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
30264 load and store attributes.
30266 2009-03-29 Ben Elliston <bje@au.ibm.com>
30268 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
30269 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
30270 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
30271 * doc/extend.texi (X86 Built-in Functions): Add index entries for
30272 __builtin_infq and __builtin_huge_valq.
30274 2009-03-28 Anatoly Sokolov <aesok@post.ru>
30276 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
30278 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
30279 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
30281 2009-03-28 Xinliang David Li <davidxl@google.com>
30283 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
30284 (do_dbg_cnt): New function.
30286 2009-03-28 Jan Hubicka <jh@suse.cz>
30288 Merge from pretty-ipa:
30290 2009-03-27 Jan Hubicka <jh@suse.cz>
30292 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
30293 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
30294 * passes.c (function_called_by_processed_nodes_p): New.
30295 * ipa-pure-const.c (check_call): Fix handling of operands.
30296 (analyze_function): Dump debug output for skipped bodies.
30297 (local_pure_const): Use function_called_by_processed_nodes_p.
30298 * dwarf2out.c (reference_to_unused): Use output.
30299 * passes.c (do_per_function_toporder): Likewise.
30301 2008-11-12 Jan Hubicka <jh@suse.cz>
30303 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
30304 * ipa-pure-const.c (funct_state_d): Add can throw field; make
30305 state_set_in_source enum
30306 (check_decl): Ignore memory tags; do not set fake looping flags;
30308 (check_operand, check_tree, check_rhs_var, check_lhs_var,
30309 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
30310 (check_call, analyze_function): Rewrite.
30312 (add_new_function): Update call of analyze_function.
30313 (generate_summary): Add call of analyze_function.
30314 (propagate): Propagate can_throw; handle state_set_in_source correctly.
30315 (local_pure_const): New function.
30316 (pass_local_pure_const): New pass.
30317 * ipa-inline.c (inline_transform): Set after_inlining.
30318 * tree-eh.c (stmt_can_throw_external): New.
30319 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
30320 work with aliasing built.
30321 * tree-flow.h (stmt_can_throw_external): New.
30322 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
30323 and local pure/const pass in early and late optimization queue.
30325 2009-03-28 Martin Jambor <mjambor@suse.cz>
30327 * fold-const.c (get_pointer_modulus_and_residue): New parameter
30329 (fold_binary): Allow function decl aligment consideration is the
30330 second argument is integer constant one.
30331 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
30332 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
30333 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
30335 2009-03-28 Jan Hubicka <jh@suse.cz>
30337 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
30338 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
30339 * function.h (rtl_data): Add nothrow flag.
30340 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
30341 set DECL_NOTHROW for AVAILABLE functions.
30343 2009-03-28 Jakub Jelinek <jakub@redhat.com>
30345 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
30346 following vector keyword has expansion starting with pixel or bool
30347 keyword, expand vector to __vector and pixel or bool to __pixel or
30351 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
30352 warn_if_disallowed_function_p): Removed.
30353 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
30354 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
30355 warning_if_disallowed_function_p.
30356 * flags.h (warn_if_disallowed_function_p,
30357 warn_disallowed_functions): Removed.
30358 * common.opt (Wdisallowed-function-list=): Removed.
30359 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
30361 2009-03-28 Richard Guenther <rguenther@suse.de>
30363 PR tree-optimization/38723
30364 * tree-ssa-pre.c (compute_avail): Add all default definitions to
30367 2009-03-28 Jan Hubicka <jh@suse.cz>
30369 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
30370 test introduced by my previous patch.
30372 2009-03-28 Richard Guenther <rguenther@suse.de>
30374 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
30375 the PHIs value undefined.
30377 2009-03-28 Jan Hubicka <jh@suse.cz>
30379 * tree-pass.h (pass_fixup_cfg): New pass.
30380 * ipa-inline.c (inline_transform): Set
30381 always_inline_functions_inlined/after_inlining.
30382 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
30383 (pass_fixup_cfg): New pass.
30384 * passes.c (init_optimization_passes): Add fixup_cfg.
30386 2009-03-28 Richard Guenther <rguenther@suse.de>
30388 PR tree-optimization/38458
30389 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
30390 argument use the arguments copy-of value.
30392 2009-03-28 Richard Guenther <rguenther@suse.de>
30394 PR tree-optimization/38180
30395 * tree-ssa-ccp.c (get_default_value): Simplify.
30396 (likely_value): Likewise.
30397 (surely_varying_stmt_p): Properly handle VOP case.
30398 (ccp_initialize): Likewise.
30399 (ccp_fold): Handle propagating through *&.
30400 (fold_const_aggregate_ref): Also handle decls.
30402 2009-03-28 Jan Hubicka <jh@suse.cz>
30404 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
30405 * cgraph.h (cgraph_node): Likewise.
30406 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
30407 (cgraph_reset_node): Use process flag.
30408 (cgraph_mark_functions_to_output): Likewise.
30409 (cgraph_expand_function): Likewise.
30410 (cgraph_expand_all_functions): Likewise.
30411 (cgraph_output_in_order): Likewise.
30412 * dwarf2out.c (reference_to_unused): Likewise.
30413 * passes.c do_per_function_toporder): Likewise.
30415 2009-03-28 Jan Hubicka <jh@suse.cz>
30417 Bring from lto-branch:
30419 2008-09-03 Doug Kwan <dougkwan@google.com>
30421 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
30422 enums instead of reason strings.
30423 * cgraph.c (cgraph_create_edge): Same.
30424 (cgraph_inline_failed_string): New function.
30425 * cgraph.h (cgraph_inline_failed_t): New enum type.
30426 (cgraph_inline_failed_string): New prototype.
30427 (struct cgraph_edge): Change type of INLINED_FAILED from constant
30428 char pointer to cgraph_inline_failed_t.
30429 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
30430 (cgraph_default_inline_p): Ditto.
30431 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
30432 to cgraph_inline_failed_t pointer.
30433 * cif-code.def: New file.
30434 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
30436 (cgraph_check_inline_limits): Change type of REASON to pointer to
30437 cgraph_inline_failed_t. Replace reason strings with enums.
30438 (cgraph_default_inline_p): Ditto.
30439 (cgraph_recursive_inlining_p): Ditto.
30440 (update_caller_keys): Change type of FAILED_REASON to
30441 cgraph_inline_failed_t.
30442 (cgraph_set_inline_failed): Change type of REASON to pointer to
30443 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
30444 convert enums to strings for text output.
30445 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
30446 to be of type cgraph_inline_failed_t. Replace reason strings with
30447 enums. Call cgraph_inline_failed_string to covert enums
30448 to strings for text output.
30449 (cgraph_decide_inlining): Replace reason strings with enums.
30450 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
30451 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
30453 * tree-inline.c (expand_call_inline): Change type of REASON
30454 to cgraph_inline_failed_t. Replace reason strings with enums.
30455 Call cgraph_inline_failed_string for text output.
30456 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
30459 2009-03-28 Jan Hubicka <jh@suse.cz>
30461 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
30462 cgraph_clone_node): Remove master clone handling.
30463 (cgraph_is_master_clone, cgraph_master_clone): Remove.
30464 * cgraph.h (master_clone): Remove.
30465 (cgraph_is_master_clone, cgraph_master_clone): Remove.
30466 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
30467 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
30469 2009-03-28 Jan Hubicka <jh@suse.cz>
30471 * cgraph.c (cgraph_function_body_availability): Functions declared
30472 inline are always safe to assume that it is not going to be replaced.
30474 2009-03-28 Richard Guenther <rguenther@suse.de>
30476 PR tree-optimization/38513
30477 * tree-ssa-pre.c (eliminate): Remove redundant stores.
30478 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
30479 EXC_PTR_EXPR and FILTER_EXPR.
30480 (get_ref_from_reference_ops): Likewise.
30482 2009-03-28 Richard Guenther <rguenther@suse.de>
30484 PR tree-optimization/38968
30485 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
30486 Use FLOOR_MOD_EXPR to compute misalignment.
30488 2009-03-28 Richard Guenther <rguenther@suse.de>
30490 PR tree-optimization/37795
30491 * tree.h (combine_comparisons): Declare.
30492 * fold-const.c (combine_comparisons): Export.
30493 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
30495 (ifcombine_iforif): Use combine_comparisons.
30497 2009-03-28 Jan Hubicka <jh@suse.cz>
30499 * tree-eh.c (inlinable_call_p): New function.
30500 (make_eh_edges): Use it.
30501 (verify_eh_edges): Use it.
30502 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
30503 * except.c (reachable_next_level): Add inlinable_function argument
30504 (sjlj_find_directly_reachable_regions): Update.
30505 (add_reachable_handler): Do not set saw_any_handlers.
30506 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
30507 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
30508 Add new inlinable call parameter.
30509 (can_throw_internal, can_throw_external): Update.
30510 * except.h (can_throw_internal_1, can_throw_external_1,
30511 foreach_reachable_handler): Update declaration.
30513 2009-03-28 Joseph Myers <joseph@codesourcery.com>
30515 * config/arm/t-arm-coff, config/h8300/coff.h,
30516 config/i386/i386-aout.h, config/i386/i386-coff.h,
30517 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
30518 config/pdp11/2bsd.h, config/rs6000/aix41.h,
30519 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
30520 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
30521 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
30522 sys-types.h: Remove.
30523 * Makefile.in: Remove protoize and fixproto support and references
30525 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
30526 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
30528 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
30529 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
30530 unprotoize$(exeext).
30531 (rest.encap): Don't depend on $(STMP_FIXPROTO)
30532 (.PHONY): Don't depend on proto.
30533 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
30534 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
30535 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
30536 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
30537 build/gen-protos.o, build/scan.o, xsys-protos.h,
30538 build/fix-header$(build_exeext), build/fix-header.o,
30539 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
30540 stmp-install-fixproto): Remove.
30541 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
30542 SYSCALLS.c or fixproto files.
30543 (install-common): Don't install protoize.
30544 (install-headers-tar, install-headers-cpio, install-headers-cp):
30545 Don't depend on $(STMP_FIXPROTO).
30546 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
30547 install fixproto files or write out fixproto settings.
30548 (uninstall): Don't uninstall protoize.
30549 * config.gcc (use_fixproto): Remove.
30550 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
30551 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
30552 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
30553 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
30554 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
30555 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
30556 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
30557 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
30558 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
30559 * config/t-vxworks (STMP_FIXPROTO): Remove.
30560 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
30561 STMP_FIXPROTO): Remove.
30562 * config.in, configure: Regenerate.
30563 * crtstuff.c (gid_t, uid_t): Don't undefine.
30564 * doc/install.texi: Change m68k-coff to m68k-elf in example.
30565 (arm-*-coff, arm-*-aout: Remove target entries.
30566 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
30567 Remove mention of AIX 4.1.
30568 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
30569 * doc/invoke.texi (Running Protoize): Remove.
30570 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
30571 (Protoize Caveats): Remove.
30572 * tsystem.h: Update comments on headers assumed to exist.
30574 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
30576 * genautomata.c: Add a new year to the copyright. Add a new
30578 (struct insn_reserv_decl): Add comments for member bypass_list.
30579 (find_bypass): Remove.
30580 (insert_bypass): New.
30581 (process_decls): Use insert_bypass.
30582 (output_internal_insn_latency_func): Output all bypasses with the
30583 same input insn in one switch case.
30585 * rtl.def (define_bypass): Describe bypass choice.
30586 * doc/md.texi (define_bypass): Ditto.
30588 2009-03-27 Richard Guenther <rguenther@suse.de>
30590 * gimplify.c (mark_addressable): Export.
30591 * tree-flow.h (mark_addressable): Declare.
30592 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
30593 * tree-ssa.c (verify_phi_args): Verify that address taken
30594 variables have TREE_ADDRESSABLE set.
30596 2009-03-27 Richard Guenther <rguenther@suse.de>
30598 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
30599 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
30600 Do not mark decls TREE_ADDRESSABLE.
30601 (build_fold_addr_expr): Adjust.
30602 (fold_addr_expr): Remove.
30603 (fold_unary): Use build_fold_addr_expr.
30604 (fold_comparison): Likewise.
30605 (split_address_to_core_and_offset): Likewise.
30606 * coverage.c (tree_coverage_counter_addr): Mark the array decl
30608 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
30609 (gimplify_modify_expr_to_memcpy): Mark source and destination
30611 * omp-low.c (create_omp_child_function): Mark the object decl
30613 (lower_rec_input_clauses): Mark the var we take the address of
30615 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
30617 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
30619 PR middle-end/39315
30620 * cfgexpand.c (expand_one_stack_var_at): Change alignment
30621 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
30623 2009-03-27 Richard Guenther <rguenther@suse.de>
30625 PR tree-optimization/39120
30626 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
30628 (handle_lhs_call): Process return constraints. Add escape
30629 constraints if necessary.
30630 (handle_const_call): Fill out return constraints. Make nested
30631 case more precise. Avoid consttmp if possible.
30632 (handle_pure_call): Fill out return constraints. Avoid
30633 callused if possible.
30634 (find_func_aliases): Simplify call handling.
30636 2009-03-27 Richard Guenther <rguenther@suse.de>
30638 PR tree-optimization/39120
30639 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
30640 as a representative.
30641 (solve_graph): Do propagate CALLUSED.
30642 (handle_pure_call): Use a scalar constraint from CALLUSED for
30644 (find_what_p_points_to): CALLUSED shall not appear in poins-to
30647 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
30650 * c-common.c (handle_aligned_attribute): Properly check alignment
30651 overflow. Use (1U << i) instead of (1 << i).
30653 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
30655 * expr.h (get_mem_align_offset): Updated.
30657 * tree.h (tree_decl_common): Change align to "unsigned int" and
30658 move it before pointer_alias_set.
30660 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
30661 Jakub Jelinek <jakub@redhat.com>
30664 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
30665 gr_register_operand with gr_reg_or_0_operand.
30666 (cmpxchg_rel_di): Likewise.
30667 (sync_lock_test_and_set<mode>): Likewise.
30669 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
30671 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
30672 (true_regnum): Likewise.
30674 * rtlanal.c (subreg_info): Moved to ...
30675 * rtl.h (subreg_info): Here. New.
30676 (subreg_get_info): New.
30678 * rtlanal.c (subreg_get_info): Make it extern.
30680 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
30683 * config/i386/i386.c (ix86_abi): New.
30684 (override_options): Handle -mabi=.
30685 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
30686 (ix86_call_abi_override): Likewise.
30687 (init_cumulative_args): Likewise.
30688 (function_arg_advance): Likewise.
30689 (function_arg_64): Likewise.
30690 (function_arg): Likewise.
30691 (ix86_pass_by_reference): Likewise.
30692 (ix86_function_value_regno_p): Likewise.
30693 (ix86_build_builtin_va_list_abi): Likewise.
30694 (setup_incoming_varargs_64): Likewise.
30695 (is_va_list_char_pointer): Likewise.
30696 (ix86_init_machine_status): Likewise.
30697 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
30698 (ix86_function_type_abi): Return enum calling_abi. Rewrite
30699 for 64bit. Replace DEFAULT_ABI with ix86_abi.
30700 (ix86_function_abi): Make it static and return enum calling_abi.
30701 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
30703 (ix86_fn_abi_va_list): Updated.
30705 * config/i386/i386.h (ix86_abi): New.
30706 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
30707 (CONDITIONAL_REGISTER_USAGE): Likewise.
30708 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
30709 (machine_function): Likewise.
30711 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
30713 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
30714 (STACK_BOUNDARY): Likewise.
30715 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
30717 * config/i386/i386.opt (mabi=): New.
30719 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
30720 return enum calling_abi.
30721 (ix86_function_type_abi): Likewise.
30722 (ix86_function_abi): Removed.
30724 * doc/invoke.texi: Document -mabi= option for x86.
30726 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30728 * builtins.c (real_dconstp): Delete.
30729 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
30731 2009-03-27 Dodji Seketeli <dodji@redhat.com>
30732 Jakub Jelinek <jakub@redhat.com>
30735 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
30736 (gen_subprogram_die): When a function is explicit, generate the
30737 DW_AT_explicit attribute.
30738 * langhooks.h (struct lang_hooks_for_decls): Add
30739 function_decl_explicit_p langhook.
30740 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
30741 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
30743 2009-03-27 Jakub Jelinek <jakub@redhat.com>
30745 * builtins.c (fold_builtin_memory_op): Optimize memmove
30746 into memcpy if we can prove source and destination don't overlap.
30748 * tree-inline.c: Include gt-tree-inline.h.
30749 (clone_fn_id_num): New variable.
30750 (clone_function_name): New function.
30751 (tree_function_versioning): Use it.
30752 * Makefile.in (GTFILES): Add tree-inline.c.
30754 2009-03-27 Mark Mitchell <mark@codesourcery.com>
30756 * BASE-VER: Change to 4.5.0.
30758 2009-03-27 Xinliang David Li <davidxl@google.com>
30760 PR tree-optimization/39557
30761 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
30763 2009-03-27 Xinliang David Li <davidxl@google.com>
30765 PR tree-optimization/39548
30766 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
30769 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
30771 * c-common.c (pointer_int_sum): Use %wd on return from
30774 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
30776 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
30777 on return from tree_low_cst.
30779 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
30782 * ginclude/stdarg.h (va_copy): Define also for
30783 __GXX_EXPERIMENTAL_CXX0X__.
30785 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30788 * builtins.h (c_strlen): Do not warn here.
30789 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
30790 * c-common.c (pointer_int_sum): Take an explicit location.
30791 Warn about offsets out of bounds.
30792 * c-common.h (pointer_int_sum): Adjust declaration.
30794 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
30796 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
30799 2009-03-26 Jakub Jelinek <jakub@redhat.com>
30802 * opts.c (warn_if_disallowed_function_p): Don't assume
30803 get_callee_fndecl must return non-NULL.
30805 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
30807 PR rtl-optimization/39522
30808 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
30809 when reg_reloaded_valid is set.
30811 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
30813 * config/spu/divv2df3.c: New file.
30814 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
30815 (DPBIT_FUNCS): Filter out _div_df.
30817 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
30819 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
30820 a jump insn, count that jump in the distance to the loop start.
30822 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
30825 * config/sh/sh.c (calc_live_regs): Fix condition for global
30826 registers except PIC_OFFSET_TABLE_REGNUM.
30828 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
30831 * doc/invoke.texi (-mconsole): New.
30833 (-mno-cygwin): New.
30835 (-mnop-fun-dllimport): New.
30839 (sub section "i386 and x86-64 Windows Options"): New.
30841 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
30843 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
30844 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
30846 2009-03-25 Richard Guenther <rguenther@suse.de>
30848 PR middle-end/39497
30849 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
30852 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
30854 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
30855 neither of haifa/selective schedulers are working.
30857 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
30859 * doc/invoke.texi (Debugging Options): Fix description of
30860 -fno-merge-debug-strings.
30862 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
30864 * config/cris/libgcc.ver: New version-script.
30865 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
30867 * configure.ac <GAS features, nop mnemonic>: Add pattern
30868 crisv32-*-* for "nop".
30869 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
30870 * configure: Regenerate.
30872 2009-03-24 Ira Rosen <irar@il.ibm.com>
30874 PR tree-optimization/39529
30875 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
30876 mark_sym_for_renaming for the tag copied to the new vector
30879 2009-03-24 Arthur Loiret <aloiret@debian.org>
30881 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
30882 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
30883 EXTRA_SPEC_FUNCTIONS.
30884 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
30885 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
30886 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
30887 -march and -mtune options.
30889 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
30891 * config/m68k/t-rtems: Add m5329 multilib.
30893 2009-03-24 Dodji Seketeli <dodji@redhat.com>
30894 Jakub Jelinek <jakub@redhat.com>
30897 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
30900 2009-03-23 Jakub Jelinek <jakub@redhat.com>
30903 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
30904 instead of c_parser_expression_conv, if original_code isn't one of the
30905 4 allowed comparison codes, fail.
30907 2009-03-23 Richard Guenther <rguenther@suse.de>
30909 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
30910 * tree.h (struct tree_type): Likewise.
30911 * reload.h (struct insn_chain): Likewise.
30912 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
30913 * function.h (struct function): Likewise.
30914 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
30916 2009-03-23 Jakub Jelinek <jakub@redhat.com>
30918 PR tree-optimization/39516
30919 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
30921 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
30923 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
30924 should be set true if BITS_PER_WORD of target is bigger than 32
30926 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
30928 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
30929 Translate -B-options to -rpath-link. Correct existing
30930 rpath-link and conditionalize on !nostdlib.
30932 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
30934 * doc/extend.texi (Function Attributes, Variable Attributes):
30936 * doc/invoke.texi (Debugging Options, Optimize Options)
30937 (i386 and x86-64 Options, MCore Options): Likewise.
30939 2009-03-20 Jakub Jelinek <jakub@redhat.com>
30942 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
30943 it for block local namespace aliases.
30944 (gen_decl_die): Pass context_die to gen_namespace_die.
30946 2009-03-19 Jakub Jelinek <jakub@redhat.com>
30949 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
30950 minimum or maximum value.
30952 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
30954 * reginfo.c (globalize_reg): Recompute derived reg sets.
30956 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
30959 * libgcc2.c (mprotect): Do not use signed arguments for
30960 VirtualProtect, use DWORD arguments. Also fix the 'may
30961 be used uninitialized' warning for the np variable.
30963 2009-03-19 Jakub Jelinek <jakub@redhat.com>
30966 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
30967 functions using regparm calling conventions when not optimizing.
30968 (ix86_function_sseregparm): Similarly for sseregparm calling
30971 2009-03-19 Li Feng <nemokingdom@gmail.com>
30973 PR middle-end/39500
30974 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
30975 dependence if the first conflict is after niter iterations.
30977 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
30979 PR middle-end/38609
30980 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
30981 functions with dynamic stack-pointer adjustments.
30983 2009-03-19 Ben Elliston <bje@au.ibm.com>
30985 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
30986 option; change to -msdata=data.
30988 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
30990 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
30993 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
30996 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
30998 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
31000 * doc/invoke.texi (Code Gen Options): Expand discussion of
31003 2009-03-18 Jakub Jelinek <jakub@redhat.com>
31005 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
31006 * matrix-reorg.c (struct matrix_info): Likewise.
31007 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
31008 * rtl.h (struct mem_attrs): Likewise.
31009 * df.h (struct df): Likewise.
31010 * tree-data-ref.h (struct data_dependence_relation): Likewise.
31011 * ira-int.h (struct ira_allocno): Likewise.
31012 * df-scan.c (struct df_collection_rec): Likewise.
31013 * ira.c (struct equivalence): Likewise.
31014 * function.c (struct temp_slot): Likewise.
31015 * cfgloop.h (struct loop): Likewise.
31018 * function.c (use_register_for_decl): When not optimizing, disregard
31019 register keyword for variables with types containing methods.
31021 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
31023 PR middle-end/39447
31024 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
31025 (is_simple_operand): Call contains_component_ref_p before calling data
31026 reference analysis that would fail on COMPONENT_REFs.
31028 * tree-vrp.c (search_for_addr_array): Fix formatting.
31030 2009-03-18 Richard Guenther <rguenther@suse.de>
31032 * tree-vect-transform.c (vect_loop_versioning): Fold the
31033 generated comparisons.
31034 * tree-vectorizer.c (set_prologue_iterations): Likewise.
31035 (slpeel_tree_peel_loop_to_edge): Likewise.
31037 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
31039 PR middle-end/37805
31040 * opts.c (print_specific_help): In addition to `undocumented',
31041 accept `separate' and `joined' flags if passed alone. Describe
31042 output by the first matched one of those.
31043 (common_handle_option): Skip over empty strings.
31044 * gcc.c (display_help): Fix help string for `--help='.
31045 * doc/invoke.texi (Option Summary, Overall Options): With
31046 `--help=', classes and qualifiers can both be repeated, but
31047 only the latter can be negated. One should not pass only
31048 negated qualifiers. Fix markup and examples.
31051 2008-10-14 Jakub Jelinek <jakub@redhat.com>
31052 PR middle-end/37805
31053 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
31054 and -fhelp=separate.
31056 2009-03-17 Jing Yu <jingyu@google.com>
31058 PR middle-end/39378
31059 * function.h (struct rtl_data): Move is_thunk from here...
31060 (struct function): ...to here.
31061 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
31062 * varasm.c (assemble_start_function): Change is_thunk from crtl to
31064 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
31066 (alpha_does_function_need_gp, alpha_start_function): Likewise.
31067 (alpha_output_function_end_prologue): Likewise.
31068 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
31069 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
31070 (rs6000_output_function_epilogue): Likewise.
31071 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
31073 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
31076 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
31077 from different units in a single alternative.
31078 (*truncdfsf_i387): Ditto.
31079 (*truncxfsf2_mixed): Ditto.
31080 (*truncxfdf2_mixed): Ditto.
31082 2009-03-17 Jakub Jelinek <jakub@redhat.com>
31084 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
31085 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
31088 * tree-ssa-live.c (remove_unused_locals): Don't remove local
31089 unused non-artificial variables when not optimizing.
31092 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
31093 DW_TAG_imported_module even if decl is IMPORTED_DECL with
31094 NAMESPACE_DECL in its DECL_INITIAL.
31096 PR middle-end/39443
31097 * optabs.c (set_user_assembler_libfunc): New function.
31098 * expr.h (set_user_assembler_libfunc): New prototype.
31099 * c-common.c: Include libfuncs.h.
31100 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
31101 for memcmp, memset, memcpy, memmove and abort.
31102 * Makefile.in (c-common.o): Depend on libfuncs.h.
31105 * dwarf2out.c (gen_inlined_enumeration_type_die,
31106 gen_inlined_structure_type_die, gen_inlined_union_type_die,
31107 gen_tagged_type_instantiation_die): Removed.
31108 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
31111 2009-03-17 Janis Johnson <janis187@us.ibm.com>
31114 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
31116 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
31117 (check-parallel-%): Ditto.
31118 (check-consistency): Ditto.
31120 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
31122 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
31123 local variable rhs by NULL_TREE.
31125 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
31128 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
31130 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
31133 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
31135 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
31138 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
31139 for ms->sysv ABI calls only in 64bit mode.
31141 * config/i386/i386.md (untyped_call): Support 32bit.
31143 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
31145 * doc/extend.texi: Replace x86_65 with x86_64.
31147 2009-03-16 Jakub Jelinek <jakub@redhat.com>
31149 PR tree-optimization/39455
31150 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
31151 mismatches for POINTER_TYPE_P (type).
31152 (number_of_iterations_le): Likewise.
31154 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
31156 * config/picochip/picochip.c: Removed profiling support.
31157 * config/picochip/picochip.md: Removed profiling instruction.
31158 * config/picochip/picochip.h: Removed profiling builtin.
31160 2009-03-16 Joseph Myers <joseph@codesourcery.com>
31162 * doc/install.texi (--with-host-libstdcxx): Document.
31164 2009-03-14 Anatoly Sokolov <aesok@post.ru>
31167 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
31168 generate a warning if the function name does not begin with
31169 "__vector" and the function has either the 'signal' or 'interrupt'
31170 attribute, from here to ...
31171 (avr_declare_function_name): ...here. New function.
31172 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
31173 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
31175 2009-03-14 Jakub Jelinek <jakub@redhat.com>
31178 * cse.c (fold_rtx): Don't modify original const_arg1 when
31179 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
31180 separate variable instead.
31181 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
31182 from out of range shift counts.
31183 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
31185 2009-03-13 Catherine Moore <clm@codesourcery.com>
31187 * config/i386/x-mingw32 (host-mingw32.o): Replace
31188 diagnostic.h with $(DIAGNOSTIC_H).
31190 2009-03-12 Jakub Jelinek <jakub@redhat.com>
31193 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
31195 * config/i386/sync.md (sync_compare_and_swap<mode>,
31196 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
31197 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
31199 (sync_double_compare_and_swapdi_pic,
31200 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
31201 cmpxchg8b_pic_memory_operand instead of just memory_operand.
31203 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
31206 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
31208 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
31211 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
31212 (avx_addsubv4df3): Likewise.
31213 (*avx_addsubv4sf3): Likewise.
31214 (sse3_addsubv4sf3): Likewise.
31216 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
31219 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
31221 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
31224 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
31225 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
31226 registers for allocnos created from user-defined variables.
31228 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
31231 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
31232 of non-integer mode as well.
31234 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
31236 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
31237 for functions for which the parameter types are unknown.
31239 2009-03-11 Jakub Jelinek <jakub@redhat.com>
31242 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
31243 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
31244 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
31245 * config/i386/i386.c (ix86_local_alignment): For
31246 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
31247 long long variables on the stack to avoid dynamic realignment.
31248 Allow the first argument to be a decl rather than type.
31249 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
31251 2009-03-11 Nick Clifton <nickc@redhat.com>
31254 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
31256 Add description to mno-lsim option.
31257 * config/mcore/mcore.h: Remove comment about deprecated m4align
31259 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
31260 * doc/invoke.texi: Add description of mno-lsim and
31261 mstack-increment options.
31263 * config/fr30/fr30.opt: Document the -mno-lsim option.
31264 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
31265 and -mno-lsim options.
31267 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
31269 * fold-const.c (fold_comparison): Only call fold_inf_compare
31270 if the mode supports infinities.
31272 2009-03-11 Jason Merrill <jason@redhat.com>
31275 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
31276 end already did. Notice GIMPLE_CALL modifications of the result.
31277 Don't copy debug information from an ignored decl or a decl from
31280 2009-03-10 Richard Guenther <rguenther@suse.de>
31281 Nathan Froyd <froydnj@codesourcery.com>
31283 PR middle-end/37850
31284 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
31285 (__divMODE3): Likewise.
31287 2009-03-09 Jakub Jelinek <jakub@redhat.com>
31289 PR tree-optimization/39394
31290 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
31291 DECL_SIZE_UNIT of variable length FIELD_DECLs.
31293 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
31295 * recog.c (verfiy_changes): Disallow renaming of hard regs in
31296 inline asms for register asm ("") declarations.
31298 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
31300 * fold-const.c (fold_unary): Fix comment.
31302 2009-03-07 Jan Hubicka <jh@suse.cz>
31305 * tree-inline.c (setup_one_parameter): Do replacement of const
31306 argument by constant in SSA form.
31308 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
31310 PR middle-end/38028
31311 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
31312 determine alignment passed to assign_stack_local.
31313 (assign_parms_unsplit_complex): Likewise.
31314 * except.c (sjlj_build_landing_pads): Likewise.
31316 2009-03-06 Jakub Jelinek <jakub@redhat.com>
31318 PR middle-end/39360
31319 * tree-flow.h (add_referenced_var): Return bool instead of void.
31320 * tree-dfa.c (add_referenced_var): Return result of
31321 referenced_var_check_and_insert call.
31322 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
31323 of referenced_var_check_and_insert.
31326 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
31327 (gen_variable_die): Emit DW_AT_location on abstract static variable's
31328 DIE, don't emit it if abstract origin already has it.
31329 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
31330 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
31332 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
31334 * genpreds.c (needs_variable): Fix parentheses at variable name
31336 (write_tm_constrs_h): Indent generated code.
31338 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
31340 * doc/extend.texi (Function Attributes): Add documentation
31341 for isr attributes.
31343 2009-03-06 Jakub Jelinek <jakub@redhat.com>
31346 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
31347 take locus from its DECL_SOURCE_LOCATION instead of input_location.
31349 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
31351 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
31354 2009-03-05 Jakub Jelinek <jakub@redhat.com>
31357 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
31358 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
31360 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
31362 * config/i386/i386.md (R8_REG, R9_REG): New constants.
31363 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
31364 constants instead of magic numbers.
31365 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
31367 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
31368 (x86_64_ms_abi_int_parameter_registers): Ditto.
31369 (x86_64_int_return_registers): Ditto.
31370 (ix86_maybe_switch_abi): Ditto.
31371 (ix86_expand_call): Ditto for clobbered_registers array.
31372 (ix86_hard_regno_mode_ok): Ditto.
31373 (x86_extended_QIreg_mentioned_p): Ditto.
31375 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
31377 PR tree-optimization/39349
31378 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
31380 * combine.c (gen_lowpart_for_combine): Use omode when generating
31383 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
31385 PR rtl-optimization/39235
31386 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
31388 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
31390 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
31392 2009-03-04 Richard Guenther <rguenther@suse.de>
31394 PR tree-optimization/39362
31395 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
31396 that occur in abnormal PHIs should be varying.
31398 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
31400 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
31402 (simple_iv): Take loop as an argument instead of statement.
31403 * tree-scalar-evolution.h (simple_iv): Declaration changed.
31404 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
31406 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
31408 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
31409 * matrix-reorg.c (analyze_transpose): Ditto.
31410 * tree-data-ref.c (dr_analyze_innermost): Ditto.
31411 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
31412 * tree-predcom.c (ref_at_iteration): Ditto.
31413 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
31415 2009-03-04 Richard Guenther <rguenther@suse.de>
31417 PR tree-optimization/39358
31418 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
31419 escaped_id and callused_id.
31420 (solve_graph): Likewise.
31422 2009-03-04 Richard Guenther <rguenther@suse.de>
31424 PR tree-optimization/39339
31425 * tree-sra.c (try_instantiate_multiple_fields): Make it
31426 no longer ICE on the above.
31428 2009-03-03 Joseph Myers <joseph@codesourcery.com>
31430 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
31431 that fits within Pmode.
31433 2009-03-03 Steve Ellcey <sje@cup.hp.com>
31435 PR middle-end/10109
31436 * tm.texi (LIBCALL_VALUE): Update description.
31438 2009-03-03 Steve Ellcey <sje@cup.hp.com>
31440 PR middle-end/34443
31441 * doc/extend.texi (section): Update description.
31443 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
31445 PR middle-end/39345
31446 * tree-inline.c (remapped_type): New.
31447 (can_be_nonlocal): Call remapped_type instead of remap_type.
31449 2009-03-03 Jakub Jelinek <jakub@redhat.com>
31452 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
31453 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
31455 2009-03-03 Richard Guenther <rguenther@suse.de>
31457 PR middle-end/39272
31458 * tree.c (tree_nonartificial_location): New function.
31459 * tree.h (tree_nonartificial_location): Declare.
31460 * builtins.c (expand_builtin_memory_chk): Provide location
31461 of the call location for artificial function pieces.
31462 (maybe_emit_chk_warning): Likewise.
31463 (maybe_emit_sprintf_chk_warning): Likewise.
31464 (maybe_emit_free_warning): Likewise.
31465 * expr.c (expand_expr_real_1): Likewise.
31467 2009-03-03 Jakub Jelinek <jakub@redhat.com>
31469 PR tree-optimization/39343
31470 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
31471 COMPONENT_REF t has ARRAY_TYPE.
31473 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
31475 PR middle-end/39335
31476 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
31477 when the type precision of the induction variable should be
31478 larger than the type precision of nit.
31479 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
31480 * graphite.c (graphite_loop_normal_form): Same.
31481 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
31483 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
31485 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
31486 (*call_1_rex64_ms_sysv): Use named constants instead of magic
31487 numbers to describe clobbered registers.
31488 (*call_value_0_rex64_ms_sysv): Ditto.
31489 * config/i386/mmx.md (mmx_emms): Ditto.
31490 (mmx_femms): Ditto.
31492 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
31494 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
31497 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
31499 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
31500 (spu_section_type_flags): New function.
31502 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
31504 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
31505 reg_class_contents of FLOAT_REGS into a temporary.
31507 2009-03-02 Richard Guenther <rguenther@suse.de>
31508 Ira Rosen <irar@il.ibm.com>
31510 PR tree-optimization/39318
31511 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
31512 information to the vectorized statement.
31514 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
31516 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
31517 variable. Use defined names instead of magic constants for REX SSE
31520 2009-03-01 Richard Guenther <rguenther@suse.de>
31522 PR tree-optimization/39331
31523 * omp-low.c (lower_send_shared_vars): Do not receive new
31524 values for the reference of DECL_BY_REFERENCE parms or results.
31526 2009-03-01 Jan Hubicka <jh@suse.cz>
31529 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
31530 BLOCK_NONLOCALIZED_VAR): New macros.
31531 (tree_block): Add nonlocalized_vars.
31532 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
31533 gen_decl_die): Add origin argument. Allow generation of die with
31534 origin at hand only.
31535 (gen_member_die, gen_type_die_with_usage, force_decl_die,
31536 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
31538 (gen_block_die): Fix checking for unused blocks.
31539 (process_scope_var): Break out from .... ; work with origins only.
31540 (decls_for_scope) ... here; process nonlocalized list.
31541 (dwarf2out_ignore_block): Look for nonlocalized vars.
31542 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
31544 (dump_scope_block): Dump them.
31545 * tree-inline.c (remap_decls): Handle nonlocalized vars.
31546 (remap_block): Likewise.
31547 (can_be_nonlocal): New predicate.
31548 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
31550 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
31552 * configure: Regenerate.
31554 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
31556 * optc-gen.awk: No need to duplicate option flags twice.
31557 Reuse help texts for duplicate options which do not have any.
31559 * gcc.c (display_help): Document --version.
31561 * gcc.c (main): If print_help_list and verbose_flag, ensure
31562 driver output comes before subprocess output.
31564 * optc-gen.awk: Assign all remaining fields to help string,
31565 space-separated, for multi-line help in *.opt.
31567 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
31568 -Wno-pedantic-ms-format is for MinGW targets only.
31570 * doc/options.texi (Option file format): Fix bad indentation,
31571 restoring dropped sentence.
31573 2009-02-28 Jan Hubicka <jh@suse.cz>
31575 * tree-inline.c (tree_function_versioning): Output debug info.
31577 2009-02-28 Jan Hubicka <jh@suse.cz>
31580 * tree-inline.c (setup_one_parameter): Do not copy propagate
31581 arguments when not optimizing.
31583 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
31586 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
31587 (avx_addsubv4df3): Likewise.
31588 (*avx_addsubv4sf3): Likewise.
31589 (sse3_addsubv4sf3): Likewise.
31590 (*avx_addsubv2df3): Likewise.
31591 (sse3_addsubv2df3): Likewise.
31592 (avx_unpckhps256): Correct item selectors.
31593 (avx_unpcklps256): Likewise.
31594 (avx_unpckhpd256): Likewise.
31595 (avx_unpcklpd256): Likewise.
31597 2009-02-28 Jan Hubicka <jh@suse.cz>
31599 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
31601 (copy_arguments_for_versioning): If var is declared don't declare it.
31602 (tree_function_versioning): First setup substitutions and then copy
31605 2009-02-27 Jan Hubicka <jh@suse.cz>
31608 * cgraph.h (varpool_output_debug_info): Remove.
31609 * cgraphunit.c (varpool_output_debug_info): Remove.
31610 * dwarf2out.c (deferred_locations_struct): New struct
31611 (deferred_locations): New type.
31612 (deferred_locations_list): New static var.
31613 (deffer_location): New function.
31614 (gen_variable_die): Use it.
31615 (decls_for_scope): Output info on local static vars.
31616 (dwarf2out_finish): Process deferred locations.
31617 * varpool.c (varpool_output_debug_info): Remove.
31619 2009-02-27 Jan Hubicka <jh@suse.cz>
31622 * tree.h (TREE_PROTECTED): Fix comment.
31623 (BLOCK_HANDLER_BLOCK): Remove.
31624 (struct tree_block): Remove handler_block add body_block.
31625 (inlined_function_outer_scope_p): New.
31626 (is_body_block): Remove.
31627 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
31628 * dwarf2out.c (is_inlined_entry_point): Remove.
31629 (add_high_low_attributes): Use inlined_function_outer_scope_p.
31630 (gen_block_die): Use is_inlined_entry_point check. Remove body block
31632 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
31633 * gimplify.c (gimplify_expr): Gimplify body blocks.
31634 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
31635 block with multiple subblocks.
31636 (dump_scope_block): Prettier output; dump more flags and info.
31637 (dump_scope_blocks): New.
31638 (remove_unused_locals): Use dump_scope_blocks.
31639 * tree-flow.h (dump_scope_blocks): Declare.
31640 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
31641 * stmt.c (is_body_block): Remove.
31642 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
31643 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
31645 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
31647 PR middle-end/39308
31648 * graphite.c (graphite_loop_normal_form): Do not call
31649 number_of_iterations_exit from a gcc_assert.
31651 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
31653 * config/s390/s390.c (s390_swap_cmp): Look for conditional
31654 jumps if COND is NULL.
31655 (find_cond_jump): New function.
31656 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
31657 * config/s390/s390.md: Remove z10_cobra attribute value.
31659 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
31661 * config/alpha/alpha.h (alpha_expand_mov): Return false if
31662 force_const_mem returns NULL_RTX.
31664 2009-02-26 Jan Hubicka <jh@suse.cz>
31667 * cgraph.h (varpool_output_debug_info): Remove.
31668 * cgraphunit.c (varpool_output_debug_info): Remove.
31669 * dwarf2out.c (deferred_locations_struct): New struct
31670 (deferred_locations): New type.
31671 (deferred_locations_list): New static var.
31672 (deffer_location): New function.
31673 (gen_variable_die): Use it.
31674 (decls_for_scope): Output info on local static vars.
31675 (dwarf2out_finish): Process deferred locations.
31676 * varpool.c (varpool_output_debug_info): Remove.
31678 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
31680 PR rtl-optimization/39241
31681 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
31682 to subreg_offset_representable_p.
31684 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
31686 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
31687 execute function prototype. Get f and nregs from max_reg_num
31688 and get_insns. Remove the first backward pass as it's dead,
31689 guard the forward pass by flag_expensive_optimizations.
31690 (rest_of_handle_regmove): Delete.
31691 (pass_regmove): Replace it with regmove_optimize.
31693 2009-02-25 Martin Jambor <mjambor@suse.cz>
31695 PR tree-optimization/39259
31696 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
31697 calls_alloca function flags.
31698 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
31699 calls are detected.
31701 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
31703 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
31704 flags_set_1_rtx, flags_set_1_set): Delete.
31705 (regmove_optimize): Do not call mark_flags_life_zones.
31707 2009-02-24 Julian Brown <julian@codesourcery.com>
31710 * config/arm/arm.c (require_pic_register): Only set
31711 cfun->machine->pic_reg once per function.
31713 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
31715 * doc/invoke.texi (Link Options): Document an easier way to pass
31716 options that take arguments to the GNU linker using -Xlinker and -Wl.
31718 2009-02-24 Steve Ellcey <sje@cup.hp.com>
31721 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
31723 2009-02-24 Richard Guenther <rguenther@suse.de>
31726 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
31728 2009-02-24 Richard Guenther <rguenther@suse.de>
31729 Zdenek Dvorak <ook@ucw.cz>
31731 PR tree-optimization/39233
31732 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
31733 from converting them to a generic type.
31735 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
31737 PR tree-optimization/39260
31738 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
31739 contains a condition with a real type.
31740 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
31742 2009-02-23 Jason Merrill <jason@redhat.com>
31745 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
31746 narrowing_initializer_constant_valid_p.
31747 (narrowing_initializer_constant_valid_p): Don't return
31748 null_pointer_node for adding a pointer to itself.
31750 2009-02-23 Jan Hubicka <jh@suse.cz>
31753 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
31756 2009-02-23 Jan Hubicka <jh@suse.cz>
31758 PR tree-optimization/37709
31759 * tree.c (block_ultimate_origin): Move here from dwarf2out.
31760 * tree.h (block_ultimate_origin): Declare.
31761 * dwarf2out.c (block_ultimate_origin): Move to tree.c
31762 * tree-ssa-live.c (remove_unused_scope_block_p):
31763 Eliminate blocks containig no instructions nor live variables nor
31765 (dump_scope_block): New function.
31766 (remove_unused_locals): Enable removal of dead blocks by default;
31767 enable dumping at TDF_DETAILS.
31769 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
31771 * config/i386/i386.c (classify_argument): Don't allow COImode
31773 (function_arg_advance_32): Don't allow OImode.
31774 (function_arg_32): Likewise.
31775 (function_value_32): Likewise.
31776 (return_in_memory_32): Likewise.
31777 (function_arg_64): Remove OImode comment.
31779 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
31782 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
31783 ix86_expand_vector_set for V4DImode in 64bit mode only.
31784 (ix86_expand_vector_init_one_var): Likewise.
31786 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
31788 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
31790 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
31793 * loop-iv.c: Revert last change.
31794 * emit-rtl.c: Likewise.
31796 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
31799 * config/i386/i386.c (type_natural_mode): Remove an extra
31800 space in the warning message.
31801 (function_value_32): Handle 32-byte vector modes.
31802 (return_in_memory_32): Likewise.
31804 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
31806 * loop-iv.c (truncate_value): New function.
31807 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
31809 (lowpart_subreg): Move to...
31810 * emit-rtl.c: ...here.
31812 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
31814 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
31815 accidental and undocumented change at revision 140860.
31817 2009-02-21 Joseph Myers <joseph@codesourcery.com>
31819 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
31820 take gimple_seq * arguments.
31821 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
31822 types_compatible_p langhook.
31824 2009-02-20 Mark Mitchell <mark@codesourcery.com>
31825 Joseph Myers <joseph@codesourcery.com>
31827 * config/arm/arm.c (arm_builtin_va_list): New function.
31828 (arm_expand_builtin_va_start): Likewise.
31829 (arm_gimplify_va_arg_expr): Likewise.
31830 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
31831 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
31832 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
31833 (va_list_type): New variable.
31834 (arm_mangle_type): Mangle va_list_type appropriately.
31836 2009-02-20 Jakub Jelinek <jakub@redhat.com>
31838 PR middle-end/39157
31839 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
31840 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
31841 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
31842 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
31843 parameter to 1000 for -O1 by default.
31844 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
31846 * loop-invariant.c: Include params.h.
31847 (move_loop_invariants): Don't call move_single_loop_invariants on
31850 2009-02-20 Jaka Mocnik <jaka@xlab.si>
31852 * calls.c (emit_library_call_value_1): Use slot_offset instead of
31853 offset when calculating bounds for indexing stack_usage_map. Fixes
31854 a buffer overflow with certain target setups.
31856 2009-02-20 Jakub Jelinek <jakub@redhat.com>
31859 * calls.c (expand_call): Clear try_tail_call if caller and callee
31860 disagree in promotion of function return value.
31862 2009-02-19 Jakub Jelinek <jakub@redhat.com>
31865 * c-common.c (c_determine_visibility): If visibility changed and
31866 DECL_RTL has been already set, call make_decl_rtl to update symbol
31869 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
31872 * varasm.c (assemble_variable): Don't check DECL_NAME when
31873 globalizing a variable.
31875 2009-02-19 Joseph Myers <joseph@codesourcery.com>
31878 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
31879 expression before any __builtin_trap call.
31880 * c-typeck.c (build_function_call): Convert and check function
31881 arguments before generating a call to a trap. Evaluate the
31882 function arguments before the trap.
31884 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
31887 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
31888 (UNSPEC_FXAM_MEM): New unspec.
31889 (fxam<mode>2_i387_with_temp): New insn and split pattern.
31890 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
31891 memory using fxam<mode>2_i387_with_temp to remove excess precision.
31893 2009-02-19 Richard Guenther <rguenther@suse.de>
31895 PR tree-optimization/39207
31896 PR tree-optimization/39074
31897 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
31898 storedanything_tree): New.
31899 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
31900 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
31901 (build_succ_graph): Add edges from STOREDANYTHING to all
31903 (init_base_vars): Initialize STOREDANYTHING.
31904 (compute_points_to_sets): Free substitution info after
31905 building the succ graph.
31906 (ipa_pta_execute): Likewise.
31908 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
31910 (do_ds_constraint): Do not add to special var or non-pointer
31912 (type_could_have_pointers): Split out from ...
31913 (could_have_pointers): ... here. For arrays use the element type.
31914 (create_variable_info_for): Initialize may_have_pointers.
31915 (new_var_info): Likewise.
31916 (handle_lhs_call): Make the HEAP variable unknown-sized.
31917 (intra_create_variable_infos): Use a type with pointers for
31918 PARM_NOALIAS, make it unknown-sized.
31920 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
31923 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
31925 2009-02-18 Jason Merrill <jason@redhat.com>
31928 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
31929 value if DECL_EXTERNAL.
31930 * tree-sra.c (sra_walk_gimple_assign): Likewise.
31931 * target.h (gcc_target::binds_local_p): Clarify "module".
31932 * tree.h (TREE_PUBLIC): Clarify "module".
31934 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
31937 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
31938 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
31940 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
31943 * c.opt (Wabi): Support C and ObjC.
31946 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
31948 * config/i386/i386.c (classify_argument): Warn once about the ABI
31949 change when passing union with long double.
31951 * doc/invoke.texi: Update -Wabi for warning psABI changes.
31953 2009-02-18 Joseph Myers <joseph@codesourcery.com>
31956 * c-parser.c (c_parser_compound_statement): Always enter and leave
31959 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
31962 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
31964 2009-02-18 Jakub Jelinek <jakub@redhat.com>
31966 PR tree-optimization/36922
31967 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
31968 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
31971 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
31973 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
31976 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
31978 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
31980 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
31982 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
31985 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
31986 Richard Sandiford <rdsandiford@googlemail.com>
31988 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
31989 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
31990 (loongson_biadd): ...this.
31992 2009-02-17 Richard Guenther <rguenther@suse.de>
31994 PR tree-optimization/39202
31995 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
31996 a var make sure to follow existing collapses.
31998 2009-02-17 Richard Guenther <rguenther@suse.de>
32000 PR middle-end/39214
32001 * langhooks.c (lhd_print_error_function): Check for NULL block.
32003 2009-02-17 Richard Guenther <rguenther@suse.de>
32005 PR tree-optimization/39204
32006 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
32009 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
32011 * config/soft-fp/double.h: Update from glibc CVS.
32013 2009-02-17 Richard Guenther <rguenther@suse.de>
32015 PR tree-optimization/39207
32016 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
32017 strict-aliasing warnings for pointers pointing to NULL.
32019 2009-02-16 Joseph Myers <joseph@codesourcery.com>
32022 * c-parser.c (c_parser_braced_init): Call pop_init_level when
32023 skipping until next close brace.
32025 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
32028 * config/i386/i386.c (ix86_expand_push): Set memory alignment
32029 to function argument boundary.
32031 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
32033 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
32034 in the lea_add. Reload eventually constraints it properly.
32035 * config/picochip/constraints.md: Remove the target constraint
32036 "b", since it is not needed anymore.
32038 2009-02-16 Jakub Jelinek <jakub@redhat.com>
32040 * gthr-dce.h: Uglify function parameter and local variable names.
32041 * gthr-gnat.h: Likewise.
32042 * gthr-mipssde.h: Likewise.
32043 * gthr-nks.h: Likewise.
32044 * gthr-posix95.h: Likewise.
32045 * gthr-posix.h: Likewise.
32046 * gthr-rtems.h: Likewise.
32047 * gthr-single.h: Likewise.
32048 * gthr-solaris.h: Likewise.
32049 * gthr-tpf.h: Likewise.
32050 * gthr-vxworks.h: Likewise.
32051 * gthr-win32.h: Likewise.
32053 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
32056 * config/i386/i386.md: Restrict the new peephole2 to move
32057 between MMX/SSE registers.
32059 2009-02-15 Richard Guenther <rguenther@suse.de>
32062 2009-02-13 Richard Guenther <rguenther@suse.de>
32064 * configure.ac: Enable LFS.
32065 * configure: Re-generate.
32066 * config.in: Likewise.
32068 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
32070 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
32071 spu_srqwbyte, spu_srqwbytebc): Define.
32072 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
32073 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
32074 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
32075 "shrqby_<mode>"): New insn-and-split patterns.
32076 * config/spu/spu.c (expand_builtin_args): Determine and return
32077 number of operands using spu_builtin_description data.
32078 (spu_expand_builtin_1): Use it.
32080 2009-02-13 Steve Ellcey <sje@cup.hp.com>
32083 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
32086 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
32089 * config/i386/i386.c (override_options): Correct warning
32090 messages for -malign-loops, -malign-jumps and -malign-functions.
32092 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
32095 * config/i386/i386.md: Restrict the new peephole2 to move
32096 between the general purpose registers.
32098 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
32101 * config/i386/i386.c (type_natural_mode): Add a new argument.
32102 Return the original mode and warn ABI change if vector size is 32byte.
32103 (function_arg_advance): Updated.
32104 (function_arg): Likewise.
32105 (ix86_function_value): Likewise.
32106 (ix86_return_in_memory): Likewise.
32107 (ix86_sol10_return_in_memory): Likewise.
32108 (ix86_gimplify_va_arg): Likewise.
32109 (function_arg_32): Don't warn ABX ABI change here.
32110 (function_arg_64): Likewise.
32112 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
32114 * loop-iv.c (implies_p): In the final case, test that operands 0
32115 of the two comparisons match.
32117 * config/bfin/bfin.c (find_prev_insn_start): New function.
32118 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
32119 (find_next_insn_start): Move.
32121 2009-02-13 Richard Guenther <rguenther@suse.de>
32123 * configure.ac: Enable LFS.
32124 * configure: Re-generate.
32125 * config.in: Likewise.
32127 2009-02-13 Joseph Myers <joseph@codesourcery.com>
32130 * c-parser.c (c_parser_parms_list_declarator): Discard pending
32131 sizes on syntax error after some arguments have been parsed.
32133 2009-02-12 Jakub Jelinek <jakub@redhat.com>
32135 * doc/invoke.texi (-fira): Remove.
32137 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
32139 * caller-save.c: Replace regclass.c with reginfo.c in comments.
32140 * recog.c: Likewise.
32143 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
32145 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
32146 (umul_ppmm): Likewise.
32147 (count_leading_zeros): Likewise.
32148 (count_trailing_zeros): Likewise.
32149 (UMUL_TIME): Likewise.
32151 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
32153 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
32154 soft-fp/t-softfp to tmake_file.
32156 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
32157 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
32158 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
32159 IA64_BUILTIN_INFQ]: New.
32160 (ia64_init_builtins): Initialize __builtin_infq,
32161 __builtin_fabsq and __builtin_copysignq if not HPUX.
32162 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
32163 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
32165 * config/ia64/lib1funcs.asm (__divtf3): Define only if
32167 (__fixtfti): Likewise.
32168 (__fixunstfti): Likewise.
32169 (__floattitf): Likewise.
32171 * config/ia64/libgcc-glibc.ver: New.
32172 * config/ia64/t-fprules-softfp: Likewise.
32173 * config/ia64/sfp-machine.h: Likewise.
32175 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
32176 (LIBGCC2_TF_CEXT): Likewise.
32177 (TF_SIZE): Likewise.
32178 (TARGET_INIT_LIBFUNCS): Likewise.
32180 * config/ia64/t-glibc (SHLINB_MAPFILES):
32181 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
32183 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
32185 * config/i386/i386.c (construct_container): Rewrite processing
32186 BLKmode with X86_64_SSE_CLASS.
32188 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
32191 * config/i386/i386.md: Replace simplify_replace_rtx with
32192 replace_rtx in the new peephole2.
32194 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
32196 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
32197 loop unrolling do not happen at -O2.
32199 2009-02-12 Michael Matz <matz@suse.de>
32201 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
32203 2009-02-12 Jakub Jelinek <jakub@redhat.com>
32205 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
32208 2009-02-12 Ben Elliston <bje@au.ibm.com>
32210 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
32211 patterns when updating the back chain. Missed in the 2009-02-10
32214 2009-02-11 Janis Johnson <janis187@us.ibm.com>
32216 * doc/extend.texi (Decimal Floating Types): Update identifier of
32217 draft TR and list of missing support.
32219 2009-02-11 Jakub Jelinek <jakub@redhat.com>
32221 PR middle-end/39154
32222 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
32223 bit to variable length decl's flags, add it also to its
32224 pointer replacement variable.
32226 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
32227 Jakub Jelinek <jakub@redhat.com>
32230 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
32231 (memory_blockage): New expander.
32232 (*memory_blockage): New insn pattern.
32233 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
32234 instead of general blockage at the end of function prologue when
32235 frame pointer is used to access red zone area. Do not emit blockage
32236 when profiling, it is emitted in generic code.
32237 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
32238 function epilogue when frame pointer is used to access red zone area.
32240 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
32243 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
32244 by arithmetic with memory operands.
32245 * config/i386/predicates.md (commutative_operator): New.
32247 2009-02-10 Janis Johnson <janis187@us.ibm.com>
32249 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
32252 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
32254 * alias.h (record_alias_subset): Declare.
32255 * alias.c (record_alias_subset): Make global.
32257 2009-02-10 Nick Clifton <nickc@redhat.com>
32259 * tree-parloops.c: Change license to GPLv3.
32260 * ipa-struct-reorg.c: Change license to GPLv3.
32261 * ipa-struct-reorg.h: Change license to GPLv3.
32263 2009-02-10 Steve Ellcey <sje@cup.hp.com>
32266 * c-decl.c (start_struct): Return NULL on error.
32268 2009-02-10 Jakub Jelinek <jakub@redhat.com>
32270 PR middle-end/39124
32271 * cfgloopmanip.c (remove_path): Call remove_bbs after
32272 cancel_loop_tree, not before it.
32275 * function.h (struct function): Add has_local_explicit_reg_vars bit.
32276 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
32277 VAR_DECLs were seen.
32278 * tree-ssa-live.c (remove_unused_locals): Recompute
32279 cfun->has_local_explicit_reg_vars.
32280 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
32281 copies or clearings if cfun->has_local_explicit_reg_vars.
32283 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
32286 * config/i386/i386.c (expand_prologue): Emit blockage at the end
32287 of function prologue when frame pointer is used to access
32290 2009-02-10 Richard Guenther <rguenther@suse.de>
32292 PR middle-end/39127
32293 * gimplify.c (gimple_regimplify_operands): Always look if
32294 we need to create a temporary.
32296 2009-02-10 Richard Guenther <rguenther@suse.de>
32298 PR tree-optimization/39132
32299 * tree-loop-distribution.c (todo): New global var.
32300 (generate_memset_zero): Trigger TODO_rebuild_alias.
32301 (tree_loop_distribution): Return todo.
32303 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
32306 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
32307 (x86_64_reg_class_name): Removed.
32308 (classify_argument): Return 0 if bytes > 32. Return 0 if the
32309 first one isn't X86_64_SSE_CLASS or any other ones aren't
32310 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
32311 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
32312 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
32313 and 3 X86_64_SSEUP_CLASS.
32314 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
32315 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
32317 2009-02-10 Ben Elliston <bje@au.ibm.com>
32319 * config/rs6000/rs6000.md (allocate_stack): Always use an update
32320 form instruction to update the stack back chain word, even if the
32321 user has disabled the generation of update instructions.
32322 (movdi_<mode>_update_stack): New.
32323 (movsi_update_stack): Likewise.
32324 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
32325 always use an update form instruction to update the stack back
32328 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
32330 PR middle-end/38953
32331 * graphite.c (if_region_set_false_region): After moving a region in
32332 the false branch of a condition, remove the empty dummy basic block.
32333 (gloog): Remove wrong fix for PR38953.
32335 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
32337 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
32338 generation due to implicit sign extension.
32340 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
32342 PR middle-end/38981
32343 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
32344 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
32346 2009-02-09 Richard Guenther <rguenther@suse.de>
32348 PR middle-end/35202
32349 * convert.c (convert_to_real): Disable (float)fn((double)x)
32350 to fnf(x) conversion if errno differences may occur and
32351 -fmath-errno is set.
32353 2009-02-07 Anatoly Sokolov <aesok@post.ru>
32355 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
32356 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
32357 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
32359 2009-02-06 Joseph Myers <joseph@codesourcery.com>
32362 * c-common.c (handle_alias_attribute): Disallow attribute for
32363 anything not a FUNCTION_DECL or VAR_DECL.
32365 2009-02-06 Janis Johnson <janis187@us.ibm.com>
32368 * real.c (do_compare): Special-case compare of zero against
32369 decimal float value.
32371 2009-02-06 Joseph Myers <joseph@codesourcery.com>
32374 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
32375 as indicating flexible array members unless the field itself is
32376 being declarared as the incomplete array.
32378 2009-02-06 Jan Hubicka <jh@suse.cz>
32380 PR tree-optimization/38844
32381 * ipa-inline.c (try_inline): Stop inlining recursion when edge
32382 is already inlined.
32384 2009-02-06 Richard Guenther <rguenther@suse.de>
32386 PR middle-end/38977
32387 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
32388 fork because we may expand it as __gcov_fork.
32390 2009-02-06 Nick Clifton <nickc@redhat.com>
32392 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
32394 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
32396 PR tree-optimization/35659
32397 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
32398 vn_phi_eq): Shortcut if hashcode does not match.
32399 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
32401 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
32402 and avoid iterative_hash_expr.
32403 (FOR_EACH_VALUE_ID_IN_SET): New.
32404 (value_id_compare): Remove.
32405 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
32406 sort expressions by value id.
32408 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
32411 * config/sh/predicates.md (general_movsrc_operand): Don't check
32412 the subreg of system registers here.
32414 2009-02-05 Jakub Jelinek <jakub@redhat.com>
32417 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
32418 on the copied decl.
32420 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
32422 PR rtl-optimization/39110
32423 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
32424 addresses, not aligned ones.
32426 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
32427 Richard Guenther <rguenther@suse.de>
32429 PR tree-optimization/39100
32430 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
32431 comment says and add edges.
32433 2009-02-05 Joseph Myers <joseph@codesourcery.com>
32436 * c-common.c (handle_tls_model_attribute): Ignore attribute for
32437 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
32439 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
32441 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
32442 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
32443 register_bb_in_sese, new_sese, free_sese): Moved.
32444 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
32445 outermost_loop_in_scop, build_scop_iteration_domain,
32446 expand_scalar_variables_ssa_name, get_vdef_before_scop,
32447 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
32448 Use loop_in_sese_p instead of loop_in_scop_p.
32449 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
32450 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
32451 (scopdet_basic_block_info): Fix bug in scop detection.
32452 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
32453 eq_loop_to_cloog_loop): Remove.
32454 (nb_loops_around_loop_in_scop, nb_loop
32455 ref_nb_loops): Moved here...
32456 * graphite.h (ref_nb_loops): ... from here.
32457 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
32458 (loop_domain_dim, loop_iteration_vector_dim): Remove.
32459 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
32461 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
32462 Hans-Peter Nilsson <hp@axis.com>
32464 PR rtl-optimization/37889
32465 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
32466 Move offset handling from PLUS to before the switch. Use new
32467 arguments when considering SYMBOL_REFs too.
32468 (rtx_addr_can_trap_p): Pass dummy offset and size.
32469 (enum may_trap_p_flags): Remove.
32470 (may_trap_p_1): Pass size from MEM_SIZE.
32472 PR rtl-optimization/38921
32473 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
32474 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
32475 * rtlanal.c (may_trap_after_code_motion_p): Delete.
32476 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
32478 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
32480 AVX Programming Reference (January, 2009)
32481 * config/i386/sse.md (*vpclmulqdq): New.
32483 2009-02-04 Jakub Jelinek <jakub@redhat.com>
32485 PR tree-optimization/38977
32486 PR gcov-profile/38292
32487 * calls.c (special_function_p): Disregard __builtin_ prefix.
32489 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
32491 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
32492 non-indexable addresses even before reload.
32494 2009-02-03 Joseph Myers <joseph@codesourcery.com>
32497 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
32498 as having variable size. Do not give an error for unnamed
32499 parameters with [*] declarators. Give a warning for type names
32500 with [*] declarators and mark them as variable size.
32501 * c-parser.c (c_parser_sizeof_expression): Do not give an error
32502 for sizeof applied to [*] type names.
32504 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
32507 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
32509 2009-02-03 Jakub Jelinek <jakub@redhat.com>
32511 * gcc.c (process_command): Update copyright notice dates.
32512 * gcov.c (print_version): Likewise.
32513 * gcov-dump.c (print_version): Likewise.
32514 * mips-tfile.c (main): Likewise.
32515 * mips-tdump.c (main): Likewise.
32517 2009-02-03 Joseph Myers <joseph@codesourcery.com>
32520 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
32521 for composite type involving a zero-length array type.
32523 2009-02-03 Jakub Jelinek <jakub@redhat.com>
32526 * function.c (match_asm_constraints_1): Skip over
32527 initial optional % in the constraint.
32529 PR inline-asm/39059
32530 * c-parser.c (c_parser_postfix_expression): If fixed point is not
32531 supported, don't accept FIXED_CSTs.
32532 * c-decl.c (finish_declspecs): Error if fixed point is not supported
32533 and _Sat is used without _Fract/_Accum. Set specs->type to
32534 integer_type_node for cts_fract/cts_accum if fixed point is not
32537 2009-02-02 Catherine Moore <clm@codesourcery.com>
32539 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
32541 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
32543 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
32544 (ABI_HAS_64BIT_SYMBOLS): Use it.
32545 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
32547 2009-02-02 Paul Brook <paul@codesourcery.com>
32549 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
32551 2009-02-02 Jakub Jelinek <jakub@redhat.com>
32553 PR inline-asm/39058
32554 * recog.h (asm_operand_ok): Add constraints argument.
32555 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
32556 recurse on matching constraint.
32557 (check_asm_operands): Pass constraints as 3rd argument to
32558 asm_operand_ok. Don't look up matching constraint here.
32559 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
32562 2009-02-02 Ben Elliston <bje@au.ibm.com>
32564 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
32565 TARGET_NARROW_VOLATILE_BITFIELD macro names.
32567 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
32569 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
32570 information. Remove some obsolete information. Reorganize.
32572 * config/pa/fptr.c: Revert license to GPL 2.
32573 * config/pa/milli64.S: Likewise.
32575 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
32578 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
32579 LIBRARY name in, instead of hard-coding it.
32580 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
32581 extra target make frag to tmake_files according to EH model.
32582 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
32583 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
32584 frags that define makefile variable EH_MODEL appropriately.
32585 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
32586 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
32587 to "-sjlj" according to type of EH configured.
32588 (LIBGCC_SONAME): Concatenate it to shared library base name.
32589 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
32590 to "_sjlj" according to type of EH configured.
32591 (LIBGCC_SONAME): Concatenate it to shared library base name.
32592 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
32593 (SHLIB_LINK): Add missing semicolon to if-else construct.
32594 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
32595 string value of "pe_dll" command-line option.
32596 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
32597 (SHLIB_SONAME): Use it when overriding t-cygming default.
32598 (SHLIB_IMPLIB): Override t-cygming default.
32599 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
32600 string value of "pe_dll" command-line option.
32602 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
32605 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
32606 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
32608 2009-01-31 Richard Guenther <rguenther@suse.de>
32610 PR tree-optimization/38937
32611 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
32612 computing the transitive closure.
32614 2009-01-30 Richard Guenther <rguenther@suse.de>
32616 PR tree-optimization/39041
32617 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
32618 Propagate variable indices only if the types match for this stmt.
32620 2009-01-30 Jakub Jelinek <jakub@redhat.com>
32623 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
32624 inline but never defined.
32626 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
32628 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
32629 (*insv_h_di_reg_extimm): New insn.
32630 (*insv_l<mode>_reg_extimm): New insn.
32632 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
32634 * config/picochip/picochip.c (flag_conserve_stack): set
32635 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
32636 fconserve-stack. Reduce call-overhead used by inliner.
32638 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
32641 * common.opt (flag_conserve_stack): Initialised to zero.
32643 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
32646 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
32647 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
32650 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
32652 * ira-color.c (allocno_reload_assign): Update comments.
32653 * regmove.c (regmove_optimize): Likewise.
32657 2009-01-29 Robert Millan <rmh@aybabtu.com>
32659 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
32660 * config/i386/kopensolaris-gnu.h: New file. Undefine
32661 `MD_UNWIND_SUPPORT'.
32662 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
32664 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
32666 PR tree-optimization/39007
32667 * tree-loop-distribution.c (generate_builtin): Use
32668 recompute_dominator to compute the immediate dominator of the
32669 basic block just after the loop.
32671 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
32673 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
32674 (ASM_OUTPUT_DWARF_PCREL): Define.
32676 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
32678 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
32679 * doc/passes.texi: Remove entries about regclass, local-alloc, and
32680 global. Modify entries about regmove and IRA.
32682 * ra-conflict.c: Remove the file.
32684 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
32686 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
32687 (pass_regclass_init): Rename to pass_reginfo_init.
32689 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
32691 * toplev.h (flag_ira): Remove.
32693 * caller-save.c (setup_save_areas): Remove flag_ira.
32695 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
32697 * global.c: Remove the file.
32699 * opts.c (decode_options): Remove flag_ira.
32701 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
32703 * regmove.c: Modify file description.
32704 (find_use_as_address, try_auto_increment): Define them only if
32705 AUTO_INC_DEC is defined.
32706 (replacement_quality, replace_in_call_usage, fixup_match_1,
32707 stable_and_no_regs_but_for_p): Remove.
32708 (reg_set_in_bb): Make it static.
32709 (regmove_optimize): Remove flag_ira and code which worked for
32712 * local-alloc.c: Remove the file.
32714 * common.opt (fira): Remove.
32716 * ira.c: Include except.h.
32717 (eliminable_regset): Move from global.c.
32718 (mark_elimination): Ditto. Remove flag_ira.
32719 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
32720 equiv_mem_modified, validate_equiv_mem_from_store,
32721 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
32722 contains_replace_regs, memref_referenced_p, memref_used_between_p,
32723 no_equiv, recorded_label_ref): Move from local-alloc.c.
32724 (update_equiv_regs): Ditto. Make it static.
32725 (print_insn_chain, print_insn_chains): Move it from global.c.
32726 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
32727 (build_insn_chain): Ditto. Make it static.
32728 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
32729 Rename to init_live_subregs.
32730 (gate_ira): Remove flag_ira.
32732 * regclass.c: Rename reginfo.c. Change file description.
32733 (FORBIDDEN_INC_DEC_CLASSES): Remove.
32734 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
32735 (init_reg_sets_1): Remove code for evaluation of
32736 reg_class_superclasses and losing_caller_save_reg_set.
32737 (init_regs): Remove init_reg_autoinc.
32738 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
32739 ok_for_base_p_nonstrict): Remove.
32740 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
32741 (pass_regclass_init): Rename to pass_reginfo_init. Modify
32742 corresponding entries.
32743 (dump_regclass, record_operand_costs, scan_one_insn,
32744 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
32745 record_address_regs, auto_inc_dec_reg_p): Remove.
32746 (gt-regclass.h): Rename to gt-reginfo.h.
32748 * rtl.h (dump_global_regs, retry_global_alloc,
32749 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
32751 * Makefile.in (RA_H): Remove.
32752 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
32753 Rename regclass.o to reginfo.o.
32754 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
32756 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
32757 (GTFILES): Rename regclass.c to reginfo.c.
32759 * passes.c (init_optimization_passes): Remove pass_local_alloc and
32760 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
32762 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
32763 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
32765 (finish_spills): Ditto. Remove code for !flag_ira.
32767 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
32769 PR middle-end/35854
32770 * doc/invoke.texi (rtl debug options): Complete rewrite.
32771 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
32773 * mode-switching.c (pass_mode_switching): Rename pass from
32774 "mode-sw" to "mode_sw".
32775 * except.c (pass_convert_to_eh_ranges): Rename pass from
32776 "eh-ranges" to "eh_ranges".
32777 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
32781 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
32782 Alexander Monakov <amonakov@ispras.ru>
32784 PR middle-end/38857
32785 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
32787 (move_exprs_to_boundary): Change return type and pass through
32788 should_move from move_op. Relax assert. Update usage ...
32789 (schedule_expr_on_boundary): ... here. Use should_move instead of
32791 (move_op_orig_expr_found): Indicate that insn was disconnected from
32793 (code_motion_process_successors): Do not call after_merge_succs
32794 callback if original expression was not found when traversing any of
32796 (code_motion_path_driver): Change return type. Update prototype.
32797 (move_op): Update comment. Add a new parameter (should_move). Update
32798 prototype. Set *should_move based on indication provided by
32799 move_op_orig_expr_found.
32801 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
32803 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
32804 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
32805 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
32806 * config/rs6000/rs6000.c (rs6000_override_options): Default
32807 avoid-indexed-addresses on for Power6, off for everything else.
32808 (avoiding_indexed_address_p): New function.
32809 (rs6000_legitimize_address): Use it.
32810 (rs6000_legitimate_address): Likewise.
32811 * config/rs6000/rs6000.md (movXX_updateX): Likewise
32813 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
32815 PR tree-optimization/38997
32816 * tree-loop-distribution.c (generate_memset_zero): Use
32817 POINTER_PLUS_EXPR for a pointer addition.
32819 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
32821 * config/s390/s390.md (bswap<mode>2): New pattern added.
32823 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
32825 * config/s390/s390.md (*tls_load_31): Added type attribute.
32827 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
32829 * config/s390/s390.md: Fix a few comments.
32831 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
32833 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
32834 (*tm<mode>_full): Fixed z10prop attribute.
32835 (*tst<mode>_extimm): Fixed z10prop attribute.
32836 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
32837 (*tstqiCCT_cconly): Fixed z10prop attribute.
32838 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
32839 (*movsi_larl): Fixed z10prop attribute.
32840 (*movsi_zarch): Fixed z10prop attribute.
32841 (*movsi_eas): Fixed z10prop attribute.
32842 (*movhi): Fixed z10prop attribute.
32843 (*movqi): Fixed z10prop attribute.
32844 (*movstrictqi): Fixed z10prop attribute.
32845 (*mov<mode>): Fixed z10prop attribute.
32846 (*movcc): Fixed z10prop attribute.
32847 (*sethighpartdi_64): Fixed z10prop attribute.
32848 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
32849 (*negdi2_sign_cc): Fixed z10prop attribute.
32850 (*negdi2_sign): Fixed z10prop attribute.
32851 (*absdi2_sign_cc): Fixed z10prop attribute.
32852 (*absdi2_sign): Fixed z10prop attribute.
32853 (*negabsdi2_sign_cc): Fixed z10prop attribute.
32854 (*negabsdi2_sign): Fixed z10prop attribute.
32855 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
32856 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
32857 (doloop_si64): Fixed z10prop attribute.
32858 (doloop_si31): Fixed z10prop attribute.
32859 (doloop_long): Fixed z10prop attribute.
32860 (indirect_jump): Fixed z10prop attribute.
32861 (nop): Fixed z10prop attribute.
32862 (main_base_64): Fixed z10prop attribute.
32863 (reload_base_64): Fixed z10prop attribute.
32865 2009-01-28 Jakub Jelinek <jakub@redhat.com>
32867 PR rtl-optimization/38740
32868 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
32870 * config/mips/mips.c (mips_reorg): Likewise.
32872 2009-01-28 Richard Guenther <rguenther@suse.de>
32874 PR tree-optimization/38926
32875 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
32876 with the correct value id to a value.
32877 (do_regular_insertion): Use the value number of edoubleprime
32878 for the value number of the expr.
32881 2008-08-21 Richard Guenther <rguenther@suse.de>
32883 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
32884 a PHI ask VN if it is already available.
32885 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
32886 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
32888 2009-01-28 Jakub Jelinek <jakub@redhat.com>
32890 PR middle-end/38934
32891 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
32892 set to varying whenever max has TREE_OVERFLOW set, similarly
32893 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
32895 2009-01-28 Richard Guenther <rguenther@suse.de>
32897 PR middle-end/38908
32898 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
32899 uninitialized aggregate uses in call arguments.
32901 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
32903 PR tree-optimization/38984
32904 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
32905 the nothing_id variable if -fno-delete-null-pointer-checks.
32907 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
32910 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
32911 (set_got_offset_rex64): Ditto.
32913 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
32916 * doc/extend.texi: Improve local variable with asm reg.
32918 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
32920 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
32921 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
32922 was not supplied then set warn_packed_bitfield_compat to the
32923 default value of 1.
32924 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
32927 2009-01-27 Richard Guenther <rguenther@suse.de>
32929 PR tree-optimization/38503
32930 * cfgexpand.c (expand_gimple_basic_block): Ignore
32931 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
32932 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
32933 variables that cannot have TBAA applied.
32934 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
32937 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
32939 PR middle-end/38969
32940 * calls.c (initialize_argument_information): Do not wrap complex
32941 arguments in SAVE_EXPR.
32943 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
32945 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
32946 (INSTALL_LIBGCC): Revert typo commit.
32948 2009-01-26 Richard Guenther <rguenther@suse.de>
32950 PR tree-optimization/38745
32951 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
32952 from special handling.
32954 2009-01-26 Richard Guenther <rguenther@suse.de>
32956 PR tree-optimization/38745
32957 * tree-ssa.c (execute_update_addresses_taken): Do not include
32958 variables that cannot possibly be a register in not_reg_needs.
32959 Do not clear TREE_ADDRESSABLE on vars that may not become
32961 * tree-ssa.c (update_alias_info_1): Include those in the set
32962 of addressable vars.
32964 2009-01-26 Richard Guenther <rguenther@suse.de>
32966 PR middle-end/38851
32967 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
32968 * tree-ssa-dse.c: Include langhooks.h
32969 (execute_simple_dse): Remove stores with zero size.
32971 2009-01-24 Jakub Jelinek <jakub@redhat.com>
32974 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
32977 2009-01-24 Julian Brown <julian@codesourcery.com>
32979 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
32980 config/arm/linux-atomic.c.
32981 * config/arm/linux-atomic.c: New.
32983 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
32985 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
32986 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
32987 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
32989 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
32992 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
32995 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
32997 PR tree-optimization/38953
32998 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
32999 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
33000 (gloog): Split the exit of the scop when the scop exit is a loop exit.
33001 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
33004 2009-01-24 Paul Brook <paul@codesourcery.com>
33006 * config/arm/neon.md (neon_type): Move to arm.md.
33007 (neon_mov<VSTRUCT>): Add neon_type attribute.
33008 * config/arm/arm.md (neon_type): Move to here.
33009 (conds): Add "unconditioal" and use as default for NEON insns.
33011 2009-01-24 Ben Elliston <bje@au.ibm.com>
33013 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
33014 void *' warning from -Wc++-compat.
33015 * Makefile.in (dominance.o-warn): Remove.
33017 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
33019 PR tree-optimization/38932
33020 * fold-const.c (fold_unary_ignore_overflow): New.
33021 * tree.h (fold_unary_ignore_overflow): Declare.
33022 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
33023 * tree-ssa-sccvn.c (visit_reference_op_load,
33024 simplify_unary_expression): Likewise.
33026 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
33028 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
33029 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
33030 regardless of their type.
33031 * c-common.c (handle_packed_attribute): Don't ignore packed on
33033 * c.opt (Wpacked-bitfield-compat): New warning option.
33034 * stor-layout.c (place_field): Warn if offset of a field changed.
33035 * doc/extend.texi (packed): Mention the ABI change.
33036 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
33037 (Warning Options): Add it to the list.
33039 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
33041 * c-opts.c (c_common_post_options): Fix a typo in comments.
33043 2009-01-22 Steve Ellcey <sje@cup.hp.com>
33045 PR middle-end/38615
33046 * gimplify.c (gimplify_init_constructor): Fix promotion of const
33047 variables to static.
33048 * doc/invoke.texi (-fmerge-all-constants): Update description.
33050 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
33053 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
33054 (*movdi_1_rex64): Use type "mmx" for alternative 5.
33056 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
33058 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
33060 (LOCAL_ALIGNMENT): Similarly.
33062 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
33063 Joseph Myers <joseph@codesourcery.com>
33065 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
33066 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
33067 * config/arm/arm-tune.md: Regenerate.
33068 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
33071 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
33073 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
33074 version number to five.
33076 2009-01-22 Dodji Seketeli <dodji@redhat.com>
33079 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
33080 * c-common.c (set_underlying_type): Likewise.
33081 (is_typedef_decl ): Likewise
33083 (set_underlying_type): Likewise.
33084 (is_typedef_type): Likewise.
33086 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
33088 PR middle-end/38587
33089 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
33092 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
33095 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
33096 (LIBGCC_SPEC): Don't define.
33097 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
33099 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
33101 PR rtl-optimization/38879
33102 * alias.c (base_alias_check): Unaligned access via AND address can
33103 alias all surrounding object types except those with sizes equal
33104 or wider than the size of unaligned access.
33106 2009-01-21 Dodji Seketeli <dodji@redhat.com>
33109 * c-decl.c (clone_underlying_type): Move this ...
33110 * c-common.c (set_underlying_type): ... here.
33111 Also, make sure the function properly sets TYPE_STUB_DECL() on
33112 the newly created typedef variant type.
33113 (is_typedef_decl ): New entry point.
33114 * tree.h: Added a new member member_types_needing_access_check to
33115 struct tree_decl_non_common.
33116 (set_underlying_type): New entry point.
33117 (is_typedef_type): Likewise.
33119 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
33121 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
33122 Check whether two instructions have memory references that
33123 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
33124 are helper functions for traversing.
33125 * alias.h (insn_alias_sets_confilict_p): New prototypes.
33126 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
33127 not to draw dependency edge for instructions with non-conflicting
33130 2009-01-20 Joseph Myers <joseph@codesourcery.com>
33133 * longlong.h: Update copyright years. Use soft-fp license notice.
33134 Sync __clz_tab declaration with glibc.
33136 2009-01-20 Steve Ellcey <sje@cup.hp.com>
33139 * doc/extend.texi (syscall_linkage): New.
33140 (version_id): Modify.
33142 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
33143 Richard Guenther <rguenther@suse.de>
33145 PR tree-optimization/38747
33146 PR tree-optimization/38748
33147 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
33148 conversion if the base address is an indirect reference and the
33149 aliasing sets could cause issues.
33151 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
33153 * common.opt (fgraphite, fgraphite-identity): Add comment for
33154 explaining why these options are not documented.
33156 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
33158 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
33159 gimple_call_lhs is NULL.
33161 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
33164 * emit-rtl.c (adjust_address_1): Make sure memref is never
33167 2009-01-20 Ben Elliston <bje@au.ibm.com>
33169 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
33170 const qualifier from arg parameter. Remove unnecessary cast to char *.
33171 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
33172 const qualifier from arg 2.
33174 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
33176 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
33178 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
33181 * rtl.h (reinit_regs): New prototype.
33182 * regclass.c: Include ira.h.
33183 (reinit_regs): New.
33184 * Makefile.in (regclass.o): Add ira.h.
33185 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
33187 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
33190 * c-common.c (handle_aligned_attribute): Use
33191 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
33192 default alignment value.
33194 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
33196 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
33197 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
33199 * doc/extend.texi: Update __attribute__ ((aligned)). Document
33200 __BIGGEST_ALIGNMENT__.
33202 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
33204 2009-01-18 Richard Guenther <rguenther@suse.de>
33206 PR tree-optimization/38819
33207 * tree-flow.h (operation_could_trap_helper_p): Declare.
33208 * tree-eh.c (operation_could_trap_helper_p): Export.
33209 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
33210 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
33211 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
33212 are about to insert a possibly trapping instruction and fail
33215 2009-01-18 Andreas Schwab <schwab@suse.de>
33217 * doc/install.texi (Configuration): Remove obsolete paragraph
33218 about use of --with-gnu-ld with --with-gnu-as.
33220 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
33222 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
33223 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
33224 Follow spelling conventions.
33226 2009-01-18 Ben Elliston <bje@au.ibm.com>
33228 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
33229 C++ warning about implicit conversion from void * to struct
33231 (bitmap_obstack_free): Likewise for bitmap_element *.
33232 * Makefile.in (bitmap.o-warn): Remove.
33234 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
33236 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
33238 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
33239 Tobias Grosser <tobi.grosser@amd.com>
33241 * graphite.c (graphite_trans_scop_block): Do not block single
33244 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
33246 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
33247 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
33248 test with assertion.
33250 2009-01-16 Richard Guenther <rguenther@suse.de>
33252 PR tree-optimization/38835
33253 PR middle-end/36227
33254 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
33255 and INT + PTR -> (INT)(PTR p+ INT) folding.
33256 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
33258 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
33261 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
33262 the subreg from a lowpart subreg if it is also casting the value.
33264 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
33265 Tobias Grosser <tobi.grosser@amd.com>
33267 * graphite.c (compare_prefix_loops): New.
33268 (build_scop_canonical_schedules): Rewritten.
33269 (graphite_transform_loops): Move build_scop_canonical_schedules
33270 after build_scop_iteration_domain.
33272 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
33273 Tobias Grosser <tobi.grosser@amd.com>
33275 * graphite.c (add_conditions_to_domain): Add the loops to
33276 the dimension of the iteration domain. Do copy the domain
33277 only when it exists.
33278 (build_scop_conditions_1): Do not call add_conditions_to_domain.
33279 (add_conditions_to_constraints): New.
33280 (can_generate_code_stmt, can_generate_code): Removed.
33281 (gloog): Do not call can_generate_code.
33282 (graphite_transform_loops): Call add_conditions_to_constraints
33283 after building the iteration domain.
33285 2009-01-16 Jakub Jelinek <jakub@redhat.com>
33287 PR tree-optimization/38789
33288 * tree-ssa-threadedge.c
33289 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
33290 __builtin_constant_p.
33292 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
33294 * dce.c (delete_unmarked_insns): Reversed the order that insns are
33295 examined before deleting them.
33297 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
33299 * function.c (aggregate_value_p): Correctly extract the function
33300 type from CALL_EXPR_FN lookup.
33302 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
33304 * config/picochip/picochip.c (picochip_override_options): Revert
33305 CFI asm flag disable commited previously.
33307 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
33308 Tobias Grosser <tobi.grosser@amd.com>
33309 Jan Sjodin <jan.sjodin@amd.com>
33311 * graphite.c (scan_tree_for_params): On substractions negate
33312 all the coefficients of the term.
33313 (clast_to_gcc_expression_red): New. Handle reduction expressions
33314 of more than two operands.
33315 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
33316 (get_vdef_before_scop): Handle also the case of default definitions.
33318 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
33320 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
33321 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
33322 Also use them when walking CALL_INSN_FUNCTION_USAGE.
33324 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
33325 Joey Ye <joey.ye@intel.com>
33327 PR middle-end/37843
33328 * cfgexpand.c (expand_stack_alignment): Don't update stack
33329 boundary nor check incoming stack boundary here.
33330 (gimple_expand_cfg): Update stack boundary and check incoming
33331 stack boundary here.
33333 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
33335 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
33337 2009-01-14 Jakub Jelinek <jakub@redhat.com>
33339 PR rtl-optimization/38245
33340 * calls.c (expand_call): Add stack arguments to
33341 CALL_INSN_FUNCTION_USAGE even for pure calls (when
33342 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
33343 in regs and partially in memory or BLKmode arguments.
33344 (emit_library_call_value_1): Add stack arguments to
33345 CALL_INSN_FUNCTION_USAGE even for pure calls (when
33346 ACCUMULATE_OUTGOING_ARGS).
33347 * dce.c: Include tm_p.h.
33348 (find_call_stack_args): New function.
33349 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
33351 (mark_insn): Call find_call_stack_args for CALL_Ps.
33352 (prescan_insns_for_dce): Walk insns backwards in bb rather than
33353 forwards. Allocate and free arg_stores bitmap if needed, pass it
33354 down to deletable_insn_p, don't mark stores set in arg_stores
33355 bitmap, clear the bitmap at the beginning of each bb.
33356 * Makefile.in (dce.o): Depend on $(TM_P_H).
33358 2009-01-14 Michael Meissner <gnu@the-meissners.org>
33361 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
33362 to make sure the insn is a conditional test (bug 22599). Reformat a
33365 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
33367 PR middle-end/38431
33368 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
33369 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
33370 (gloog): Do not call cleanup_tree_cfg.
33371 (graphite_transform_loops): Call cleanup_tree_cfg after all
33372 scops have been code generated.
33374 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
33375 * doc/gty.texi (Invoking the garbage collector): Added new node
33376 and section documenting ggc_collect.
33378 2009-01-14 Richard Guenther <rguenther@suse.de>
33380 PR tree-optimization/38826
33381 PR middle-end/38477
33382 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
33383 initialization notes only if we actually emitted a warning.
33384 (intra_create_variable_infos): Add constraints for a result decl
33385 that is passed by hidden reference.
33386 (build_pred_graph): Mark all related variables non-direct on
33389 2009-01-14 Nick Clifton <nickc@redhat.com>
33391 * ira-conflicts.c: Include addresses.h for the definition of
33393 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
33394 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
33396 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
33399 * Makefile.in (ira-lives.o): Add except.h.
33401 * ira-lives.c: Include except.h.
33402 (process_bb_node_lives): Process can_throw_internal.
33404 2009-01-13 Jakub Jelinek <jakub@redhat.com>
33406 PR rtl-optimization/38774
33407 * combine.c (simplify_set): When undoing cc_use change, don't do
33408 PUT_CODE on the newly created comparison, but instead put back the
33411 2009-01-13 Joseph Myers <joseph@codesourcery.com>
33413 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
33414 values. Remove duplicate arm8 entry.
33416 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
33418 PR tree-optimization/38786
33419 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
33420 the SSA_NAME case of expand_scalar_variables_expr.
33421 Set the type of an expression to the type of its assign statement.
33422 (expand_scalar_variables_expr): Also gather the scalar computation
33423 used to index the memory access. Do not pass loop_p.
33424 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
33425 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
33426 the gimple_stmt_iterator where it inserts new code.
33427 Do not pass loop_p.
33428 (copy_bb_and_scalar_dependences): Do not pass loop_p.
33429 (translate_clast): Update call to copy_bb_and_scalar_dependences.
33431 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
33433 * graphite.h (debug_value): Removed.
33434 * graphite.c (debug_value): Removed.
33436 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
33438 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
33439 ldrd/strd with two 32-bit instructions.
33441 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
33443 * config/arm/arm.c (struct processors): Pass for speed down into
33444 cost helper functions.
33445 (const_ok_for_op): Handle COMPARE and inequality nodes.
33446 (arm_rtx_costs_1): Rewrite.
33447 (arm_size_rtx_costs): Update prototype.
33448 (arm_rtx_costs): Pass speed down to helper functions.
33449 (arm_slowmul_rtx_costs): Rework cost calculations.
33450 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
33451 (arm_9e_rtx_costs): Likewise.
33453 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
33455 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
33456 relocations of local symbols wider than UNITS_PER_WORD are not valid.
33457 (alpha_legitimize_address): Do not split local symbols wider than
33458 UNITS_PER_WORD into HIGH/LO_SUM parts.
33460 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
33463 * gcc.c (process_command): Replace call to execvp with calls
33464 to pex_one and exit.
33466 2009-01-03 Anatoly Sokolov <aesok@post.ru>
33469 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
33470 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
33471 variant for devices with 3-byte PC.
33472 (__tablejump_elpm__): New.
33474 2009-01-12 Jakub Jelinek <jakub@redhat.com>
33477 * c-parser.c (c_parser_postfix_expression): Allow `->' in
33478 offsetof member-designator, handle it as `[0].'.
33480 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
33482 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
33483 function when not using named sections on targets with named sections
33484 if branch distance is less than 262132.
33486 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
33488 * combine.c (combine_instructions): Recompute
33489 optimize_this_for_speed_p for each BB in the main combine loop.
33491 2009-01-12 Tomas Bily <tbily@suse.cz>
33494 * tree-loop-distribution.c (prop_phis): New function.
33495 (generate_builtin): Call prop_phis.
33497 2009-01-12 Jakub Jelinek <jakub@redhat.com>
33499 PR tree-optimization/38807
33500 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
33501 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
33503 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
33505 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
33506 subreg of op0 to the original op0.
33508 2009-01-11 Laurent GUERBY <laurent@guerby.net>
33510 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
33512 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
33515 * mips-tfile.c (parse_def): Fix parsing of def strings
33516 starting with digits.
33518 2009-01-10 Jakub Jelinek <jakub@redhat.com>
33521 * config/arm/arm.c (arm_is_long_call_p): Don't call
33522 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
33524 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
33526 * regrename.c (regrename_optimize): Fix dumping.
33527 (find_oldest_value_reg): Preserve REG_POINTER.
33528 (copy_hardreg_forward_1): Likewise.
33530 2009-01-09 Diego Novillo <dnovillo@google.com>
33532 * gimple.h (struct gimple_statement_base) <uid>: Document
33533 the restrictions on its use.
33534 (gimple_uid): Tidy.
33535 (gimple_set_uid): Tidy.
33537 2009-01-09 Jakub Jelinek <jakub@redhat.com>
33539 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
33540 zero guard even if align_bytes != 0 and count is smaller than
33543 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
33545 PR rtl-optimization/38495
33546 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
33547 (add_range_and_copies_from_move_list): Print all added ranges.
33548 Add ranges to memory optimized destination.
33550 2009-01-09 Jakub Jelinek <jakub@redhat.com>
33554 * config/i386/i386.c (override_options): Reject
33555 -mstringop-strategy=rep_8byte with -m32.
33556 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
33557 to 1. Do count comparison against epilogue_size_needed at compile
33558 time even when count_exp was constant forced into register. For
33559 size_needed don't jump to epilogue, instead just avoid aligning
33560 and invoke the body algorithm. If need_zero_guard, add zero guard
33561 even if count is non-zero, but smaller than size_needed + number of
33562 bytes that could be stored for alignment.
33563 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
33564 to 1. If need_zero_guard, add zero guard even if count is non-zero,
33565 but smaller than size_needed + number of bytes that could be stored
33566 for alignment. Compare size_needed with epilogue_size_needed instead
33567 of desired_align - align, don't adjust size_needed, pass
33568 epilogue_size_needed to the epilogue expanders.
33571 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
33573 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
33575 * pa.c (last_address): Change to unsigned.
33576 (update_total_code_bytes): Change argument to unsigned. Don't
33577 check if insn addresses are set.
33578 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
33579 addresses are not set.
33580 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
33582 2009-01-09 Nick Clifton <nickc@redhat.com>
33584 * config/sh/symbian.c: Replace uses of DECL_INLINE with
33585 DECL_DECLARED_INLINE_P.
33587 2009-01-09 Jakub Jelinek <jakub@redhat.com>
33589 PR middle-end/38347
33590 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
33591 GET_MODE (op0) in operand_subword_force calls.
33593 PR middle-end/38771
33594 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
33595 fold_convert arg0 operands to TREE_TYPE (op0) first.
33597 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
33599 * params.def (ira-max-conflict-table-size): Decrease default value
33602 2009-01-08 Jakub Jelinek <jakub@redhat.com>
33604 PR tree-optimization/37031
33605 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
33607 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
33608 allocate it using gc instead of heap, use VEC_quick_push instead of
33610 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
33611 instead of heap, use VEC_quick_push instead of VEC_safe_push.
33612 * tree-data-ref.h (struct access_matrix): Change matrix to gc
33613 allocated vector from heap allocated.
33614 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
33615 * tree-loop-linear.c (linear_transform_loops): Allocate nest
33616 vector only after perfect_loop_nest_depth call.
33618 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
33619 Jan Sjodin <jan.sjodin@amd.com>
33621 PR tree-optimization/38559
33622 * graphite.c (debug_value, copy_constraint,
33623 swap_constraint_variables, scale_constraint_variable, ): New.
33624 (get_lower_bound, get_upper_bound): Removed.
33625 (graphite_trans_bb_strip_mine): Clean up this code that works
33626 only for constant number of iterations. Fully copy upper and
33627 lower bound constraints, not only the constant part of them.
33628 * graphite.h (debug_value): Declared.
33630 2009-01-08 Ira Rosen <irar@il.ibm.com>
33632 PR tree-optimization/37194
33633 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
33634 Don't add the cost of cost model guard in prologue to scalar
33635 outside cost in case of known number of iterations.
33637 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
33638 Alan Modra <amodra@bigpond.net.au>
33640 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
33641 non-word-aligned REG+CONST addressing.
33643 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
33646 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
33647 free_after_compilation when outputting a thunk.
33648 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
33649 Do not call free_after_compilation here.
33651 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
33653 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
33654 (ix86_valid_target_attribute_inner_p): Ditto.
33656 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
33658 PR tree-optimization/38492
33659 PR tree-optimization/38498
33660 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
33661 * tree-chrec.h (scev_is_linear_expression): Declared.
33662 * graphite.c (graphite_cannot_represent_loop_niter): New.
33663 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
33664 (graphite_loop_normal_form): Use gcc_assert.
33665 (scan_tree_for_params): Use CASE_CONVERT.
33666 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
33667 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
33668 Use gcc_assert. Discard scops that contain unhandled cases.
33669 (build_scop_conditions): Return a boolean status for unhandled cases.
33670 (strip_mine_profitable_p): Print the loop number, not its depth.
33671 (is_interchange_valid): Pass the depth of the loop nest, don't
33672 recompute it wrongly.
33673 (graphite_trans_bb_block): Same.
33674 (graphite_trans_bb_block): Print tentative of loop blocking.
33675 (graphite_trans_scop_block): Do not print that the loop has been
33677 (graphite_transform_loops): Do not handle scops that contain condition
33680 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
33682 AVX Programming Reference (December, 2008)
33683 * config/i386/avxintrin.h (_mm256_stream_si256): New.
33684 (_mm256_stream_pd): Likewise.
33685 (_mm256_stream_ps): Likewise.
33687 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
33688 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
33689 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
33690 (bdesc_special_args): Add __builtin_ia32_movntdq256,
33691 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
33692 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
33693 (ix86_expand_special_args_builtin): Likewise.
33695 * config/i386/sse.md (AVXMODEDI): New.
33696 (avx_movnt<mode>): Likewise.
33697 (avx_movnt<mode>): Likewise.
33698 (<sse>_movnt<mode>): Remove AVX support.
33699 (sse2_movntv2di): Likewise.
33701 2009-01-07 Richard Guenther <rguenther@suse.de>
33703 PR middle-end/38751
33704 * fold-const.c (extract_muldiv): Remove obsolete comment.
33705 (fold_plusminus_mult_expr): Undo MINUS_EXPR
33706 to PLUS_EXPR canonicalization for the canonicalization.
33708 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
33710 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
33711 hosted cross-compilers generating less efficient code.
33713 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
33715 * function.h (rtl_data): Add a dbr_scheduled_p field.
33716 * reorg.c (dbr_schedule): Set it.
33717 (gate_handle_delay_slots): Check it.
33718 * config/mips/mips.c (mips_base_delayed_branch): Delete.
33719 (mips_reorg): Check flag_delayed_branch instead of
33720 mips_base_delayed_branch.
33721 (mips_override_options): Don't set mips_base_delayed_branch
33722 or flag_delayed_branch.
33724 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
33726 PR rtl-optimization/38426.
33727 * ira.c (ira): Set current_function_is_leaf earlier.
33729 2009-01-06 Jakub Jelinek <jakub@redhat.com>
33731 PR rtl-optimization/38722
33732 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
33733 too early, only set a flag and modify after last possible
33736 2009-01-06 Janis Johnson <janis187@us.ibm.com>
33739 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
33740 * real.c (decimal_single_format): Correct values of emin and emax.
33741 (decimal_double_format): Ditto.
33742 (decimal_quad_format): Ditto.
33743 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
33744 computation of DECnn_MIN and DECnn_MAX for corrected values of
33745 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
33746 __DECnn_MIN__, and adjust its computation for the corrected value
33749 2009-01-06 Jan Hubicka <jh@suse.cz>
33752 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
33754 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
33756 * doc/contrib.texi (Contributors): Slightly adjust the end note.
33757 Add Robert Clark to the list of testers.
33759 2009-01-06 Jan Hubicka <jh@suse.cz>
33760 Kai Tietz <kai.tietz@onevision.com>
33762 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
33763 * config/i386/i386.c (ix86_expand_call): Add clobbers.
33765 2009-01-06 Jan Hubicka <jh@suse.cz>
33766 Kai Tietz <kai.tietz@onevision.com>
33768 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
33770 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
33771 (ix86_nsaved_regs): Count only general purpose regs.
33772 (ix86_nsaved_sseregs): New.
33773 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
33774 to 16 for w64; compute padding and size of sse reg save area.
33775 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
33776 general purpose regs.
33777 (ix86_emit_save_sse_regs_using_mov): New.
33778 (ix86_expand_prologue): Save SSE regs if needed.
33779 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
33780 (ix86_emit_restore_sse_regs_using_mov): New.
33781 (ix86_expand_epilogue): Save SSE regs if needed.
33783 2009-01-06 Jan Hubicka <jh@suse.cz>
33784 Kai Tietz <kai.tietz@onevision.com>
33786 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
33787 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
33788 functions when accumulate outgoing args is off.
33790 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
33793 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
33794 before using pseudos_have_intersected_live_ranges_p.
33796 * ira-int.h (ira_assert): Always define.
33798 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
33800 AVX Programming Reference (December, 2008)
33801 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
33802 (_mm256_permute2_pd): Likewise.
33803 (_mm_permute2_ps): Likewise.
33804 (_mm256_permute2_ps): Likewise.
33805 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
33806 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
33808 * config/i386/i386.c (ix86_builtins): Remove
33809 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
33810 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
33811 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
33812 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
33813 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
33814 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
33815 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
33816 __builtin_ia32_vpermil2ps256.
33817 (ix86_init_mmx_sse_builtins): Updated.
33818 (ix86_expand_args_builtin): Likewise.
33820 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
33822 * pa.c (output_call): Relocate non-jump insns in the delay slot of
33823 long absolute calls when generating PA 2.0 code.
33825 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
33827 PR rtl-optimization/38583
33828 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
33830 * params.def (ira-max-conflict-table-size): New.
33832 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
33834 * ira.h (ira_conflicts_p): New external definition.
33836 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
33837 table. Report this. Return result of building.
33838 (ira_build_conflicts): Use ira_conflicts_p. Check result of
33839 building conflict table.
33841 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
33842 (ira_color): Use ira_conflicts_p.
33844 * global.c: Include ira.h.
33845 (pseudo_for_reload_consideration_p, build_insn_chain): Use
33848 * Makefile.in (global.o): Add ira.h.
33850 * ira-build.c (mark_all_loops_for_removal,
33851 propagate_some_info_from_allocno): New.
33852 (remove_unnecessary_allocnos): Call
33853 propagate_some_info_from_allocno.
33854 (remove_low_level_allocnos): New.
33855 (remove_unnecessary_regions): Add parameter. Call
33856 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
33857 parameter to remove_unnecessary_regions.
33858 (ira_build): Remove all regions but root if the conflict table was
33859 not built. Update conflict hard regs for allocnos crossing calls.
33861 * ira.c (ira_conflicts_p): New global.
33862 (ira): Define and use ira_conflicts_p.
33864 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
33865 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
33866 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
33868 2009-01-06 Ben Elliston <bje@au.ibm.com>
33870 * gengtype-lex.l (YY_NO_INPUT): Define.
33872 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
33875 * c-common.c (handle_vector_size_attribute): Also reject
33876 BOOLEAN_TYPE types.
33878 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
33880 PR tree-optimization/38492
33881 * graphite.c (rename_map_elt, debug_rename_elt,
33882 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
33883 rename_map_elt_info, eq_rename_map_elts,
33884 get_new_name_from_old_name, bb_in_sese_p): Moved around.
33885 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
33886 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
33887 (sese_build_livein_liveouts): New.
33888 (new_sese, free_sese): New.
33889 (new_scop): Call new_sese.
33890 (free_scop): Call free_sese.
33891 (rename_variables_from_edge, rename_phis_end_scop): Removed.
33892 (register_old_new_names): Renamed register_old_and_new_names.
33893 (register_scop_liveout_renames, add_loop_exit_phis,
33894 insert_loop_close_phis, struct igp,
33895 default_liveout_before_guard, add_guard_exit_phis,
33896 insert_guard_phis, copy_renames): New.
33897 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
33898 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
33899 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
33900 (scop_adjust_phis_for_liveouts): New.
33901 (gloog): Call scop_adjust_phis_for_liveouts.
33903 * graphite.h (struct sese): Documented. Added fields liveout,
33904 num_ver and livein.
33905 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
33906 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
33907 (struct scop): Added field liveout_renames.
33908 (SCOP_LIVEOUT_RENAMES): New.
33910 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
33912 PR tree-optimization/38510
33913 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
33914 (translate_clast): Call recompute_all_dominators before
33916 (gloog): Call recompute_all_dominators before graphite_verify.
33918 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
33919 Jan Sjodin <jan.sjodin@amd.com>
33921 PR tree-optimization/38500
33922 * graphite.c (create_sese_edges): Call fix_loop_structure after
33925 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
33927 * config.gcc: Add m32r*-*-rtems*.
33928 * config/m32r/rtems.h: New file.
33930 2009-01-05 Ben Elliston <bje@au.ibm.com>
33932 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
33933 (.po.pox): Likewise.
33934 (po/gcc.pot): Likewise.
33936 2009-01-04 David S. Miller <davem@davemloft.net>
33938 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
33939 (STARTING_FRAME_OFFSET): Always set to zero.
33941 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
33943 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
33944 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
33945 fixed-point types, and vectors of the same.
33947 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
33949 * config/mips/sync.md (*mb_barrier): Rename to...
33950 (*memory_barrier): ...this.
33952 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
33954 * doc/extend.texi (Function Attributes): Move @cindex after @item
33955 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
33956 and put in alphabetical order. Fix 'target' name and put in order.
33957 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
33960 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
33962 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
33963 (memory_barrier): Expand as unspec instead of unspec_volatile.
33964 Remove mem:BLK from insn operands. Use Pmode scratch register.
33965 (*memory_barrier): Define as unspec instead of unspec_volatile.
33966 Use (match_dup 0) as input operand.
33968 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
33969 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
33970 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
33971 scratch register. Remove operand 1.
33972 (*stbar): Define as unspec instead of unspec_volatile.
33973 Use (match_dup 0) as input operand, remove (const_int 8).
33974 (*membar): Define as unspec instead of unspec_volatile.
33975 Use (match_dup 0) as input operand, remove input operand 2.
33977 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
33978 (memory_barrier): Expand as unspec instead of unspec_volatile.
33979 Remove mem:BLK from insn operands. Use Pmode scratch register.
33980 (*memory_barrier): Define as unspec instead of unspec_volatile.
33981 Use (match_dup 0) as input operand.
33983 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
33984 Remove mem:BLK from insn operands. Use Pmode scratch register.
33985 Set volatile flag on operand 0.
33986 (*memory_barrier): New insn pattern.
33988 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
33990 (*memory_barrier): Use (match_dup 0) as input operand.
33992 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
33993 Remove mem:BLK from insn operands. Use Pmode scratch register.
33994 Set volatile flag on operand 0.
33995 (*mb_internal): New insn pattern.
33997 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
33999 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
34001 PR middle-end/38586
34002 * function.c (struct temp_slot): Move to the section of the file
34003 that deals with temp slots. Remove field 'address'.
34004 (temp_slot_address_table): New hash table of address -> temp slot.
34005 (struct temp_slot_address_entry): New struct, items for the table.
34006 (temp_slot_address_compute_hash, temp_slot_address_hash,
34007 temp_slot_address_eq, insert_temp_slot_address): Support functions
34009 (find_temp_slot_from_address): Rewrite to use the new hash table.
34010 (remove_unused_temp_slot_addresses): Remove addresses of temp
34011 slots that have been made available.
34012 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
34013 worker function for remove_unused_temp_slot_addresses.
34014 (assign_stack_temp_for_type): Don't clear the temp slot address list.
34015 Add the temp slot address to the address -> temp slot map.
34016 (update_temp_slot_address): Update via insert_temp_slot_address.
34017 (free_temp_slots): Call remove_unused_temp_slot_addresses.
34018 (pop_temp_slots): Likewise.
34019 (init_temp_slots): Allocate the address -> temp slot map, or empty
34020 the map if it is already allocated.
34021 (prepare_function_start): Initialize temp slot processing.
34023 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
34025 PR middle-end/38584
34026 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
34027 Calculate the size of all stack vars assuming no packing of stack
34028 vars will happen, replacing a quadratic algorithm with a linear one.
34030 2009-01-03 Jakub Jelinek <jakub@redhat.com>
34033 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
34036 2009-01-03 Diego Novillo <dnovillo@google.com>
34038 * doc/contrib.texi: Update contributions.
34040 2009-01-03 Jakub Jelinek <jakub@redhat.com>
34043 * builtins.c (fold_builtin_memory_op): Give up if either operand
34044 is volatile. Set srctype or desttype to non-qualified version
34048 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
34049 and FUNCTION_DECLs.
34051 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
34053 PR rtl-optimization/35805
34054 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
34055 problem if fast dce is able to remove any instructions.
34056 * dce.c (dce_process_block): Fix dump message.
34058 2009-01-02 Mark Mitchell <mark@codesourcery.com>
34061 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
34063 2009-01-02 Jakub Jelinek <jakub@redhat.com>
34065 PR middle-end/38690
34066 * tree-flow.h (op_code_prio, op_prio): New prototypes.
34067 * tree-pretty-print.c (op_code_prio): New function.
34068 (op_prio): No longer static. Use op_code_prio.
34069 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
34070 Use op_prio and op_code_prio to determine if () should be
34071 printed around operand(s) or not.
34073 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
34074 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
34075 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
34076 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
34077 pp_character instead of pp_string for single letter printing.
34079 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
34081 * doc/extend.texi: Fix '#pragma GCC option' typo.
34083 2009-01-02 Richard Guenther <rguenther@suse.de>
34085 * doc/install.texi (--enable-checking): Mention different
34086 default for stage1.
34087 (--enable-stage1-checking): Document.
34089 2009-01-01 Andrew Pinski <pinskia@gmail.com>
34091 PR middle-end/30142
34092 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
34093 case to be an error.
34095 2009-01-02 Ben Elliston <bje@au.ibm.com>
34097 * config/fp-bit.h (pack_d): Constify argument.
34098 * config/fp-bit.c (makenan): Constify return type. Remove casts.
34099 (isnan): Constify argument.
34101 (iszero): Likewise.
34102 (pack_d): Likewise.
34103 (_fpadd_parts): Constify return type.
34104 (_fpmul_parts): Likewise.
34105 (_fpdiv_parts): Likewise.
34107 2009-01-01 Jakub Jelinek <jakub@redhat.com>
34110 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
34111 warn about overwriting initializer with side-effects or
34112 -Woverride-init if !IMPLICIT.
34113 (output_init_element): Likewise. Pass IMPLICIT down to
34115 (process_init_element): Add IMPLICIT argument. Pass it down
34116 to output_init_element.
34117 (push_init_element, pop_init_level, set_designator): Adjust
34118 process_init_element callers.
34119 (set_nonincremental_init, set_nonincremental_init_from_string):
34120 Adjust add_pending_init callers.
34121 (output_pending_init_elements): Adjust output_init_element callers.
34122 * c-tree.h (process_init_element): Adjust prototype.
34123 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
34124 process_init_element callers.
34127 Copyright (C) 2009 Free Software Foundation, Inc.
34129 Copying and distribution of this file, with or without modification,
34130 are permitted in any medium without royalty provided the copyright
34131 notice and this notice are preserved.