1 2009-12-07 Richard Henderson <rth@redhat.com>
5 * tree-ssa.c (insert_debug_temp_for_var_def): Skip propagation
6 for ssa names already registered for update.
8 2009-12-07 Jakub Jelinek <jakub@redhat.com>
11 * ddg.c (add_inter_loop_mem_dep): Use ANTI_DEP if from or to
14 2009-12-07 Sebastian Pop <sebastian.pop@amd.com>
16 * config/i386/driver-i386.c (host_detect_local_cpu): Add -mlwp to the
17 options when bit_LWP is set.
19 2009-12-07 Sebastian Pop <sebastian.pop@amd.com>
21 * config/i386/cpuid.h (bit_ABM): New.
22 * config/i386/driver-i386.c (host_detect_local_cpu): Add -mabm to the
23 options when bit_ABM is set.
25 2009-12-07 Jakub Jelinek <jakub@redhat.com>
27 * config/i386/i386.c (bdesc_special_args): Move __builtin_clzs from
29 (bdesc_args): ... here.
30 * config.gcc (i[34567]86-*-*): Include abmintrin.h.
31 (x86_64-*-*): Likewise.
33 2009-12-07 Sebastian Pop <sebastian.pop@amd.com>
35 * config.gcc (i[34567]86-*-*, x86_64-*-*): Add popcntintrin.h.
36 * config/i386/abmintrin.h (_mm_popcnt_u32, _mm_popcnt_u64): Moved...
37 * config/i386/i386-c.c (__POPCNT__): Defined.
38 * config/i386/popcntintrin.h: ...here. New file.
39 * config/i386/smmintrin.h (_mm_popcnt_u32, _mm_popcnt_u64): Moved...
40 Include popcntintrin.h.
41 * config/i386/x86intrin.h: Include popcntintrin.h when __POPCNT__
44 2009-12-07 Sebastian Pop <sebastian.pop@amd.com>
46 * config/i386/i386-protos.h (ix86_expand_fma4_multiple_memory):
48 * config/i386/i386.c (ix86_expand_fma4_multiple_memory): Removed.
49 * config/i386/sse.md: Remove all XOP splitters.
50 Allow the second and fourth operands of XOP multiply-add insns
53 2009-12-07 Sebastian Pop <sebastian.pop@amd.com>
55 * config/i386/sse.md: Remove all FMA4 splitters.
56 Allow the second operand of FMA4 insns to be a nonimmediate.
57 Fix comments punctuation.
59 2009-12-07 Julian Brown <julian@codesourcery.com>
61 * config/arm/constraints.md (Ps, Pt): New constraint letters.
62 * config/arm/thumb2.md (*thumb2_addsi_short): Tighten constraints.
64 2009-12-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
67 * configure.ac (HAVE_mpc): Don't define.
68 * config.in, configure: Regenerate.
71 * builtins.c: Remove HAVE_mpc* checks throughout.
72 * fold-const.c: Likewise.
76 2009-12-07 Edmar Wienskoski <edmar@freescale.com>
78 * config.gcc (cpu_is_64bit): Add new core e500mc64.
79 (powerpc*-*-*): Add new core e500mc64.
80 * config/rs6000/e500mc64.md: New file.
81 * config/rs6000/rs6000.c (processor_costs): Add new costs for
83 (rs6000_override_options): Add e500mc64 case to
84 processor_target_table. Altivec and Spe options not allowed with
85 e500mc64. Disable string instructions for e500mc64. Enable branch
86 targets alignment for both e500mc and e500mc64. Initialize
87 rs6000_cost for e500mc64.
88 (rs6000_emit_sISEL): New function.
89 (rs6000_emit_sCOND): Call rs6000_emit_sISEL for isel targets.
90 (rs6000_emit_int_cmove): Fix mode of 64 bit isel pattern
92 (rs6000_issue_rate): Set issue rate for e500mc64.
93 (rs6000_rtx_costs): Set more accurate cost for mfcr instruction
94 on architectures with isel.
95 * config/rs6000/rs6000-protos.h (rs6000_emit_sISEL): Declare.
96 * config/rs6000/rs6000.h (processor_type): Add
97 PROCESSOR_PPCE500MC64.
98 (ASM_CPU_SPEC): Add e500mc64.
99 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc64.
101 (abssi2_isel): Expand pattern to handle DImode.
102 (nabs<mode>2_isel): New pattern.
103 (absdi2): Change pattern to handle 64 bit isel targets.
104 (absdi2_internal): Exclude ISEL targets.
105 (nabsdi2): Exclude ISEL targets.
106 * doc/invoke.texi: Add e500mc64 to list of cpus.
108 2009-12-07 Uros Bizjak <ubizjak@gmail.com>
110 * config/i386/i386.md (any_or): New code iterator.
111 (any_logic): Rename from plogic code iterator.
112 (logicprefix): Rename from plogicprefix code attribute.
113 (<code><mode>3): Macroize expander from {ior,xor}<mode>3 using
114 any_or code iterator.
115 (*<code><mode>_1): Macroize insn from *{ior,xor}<mode>_1 using
116 any_or code iterator.
117 (*<code><mode>_2): Ditto from *{ior,xor}<mode>_2.
118 (*<code><mode>_3): Ditto from *{ior,xor}<mode>_3.
119 (ior and xor splitters): Ditto.
120 * config/i386/mmx.md: Updated for rename.
121 * config/i386/sse.md: Ditto.
123 2009-12-07 Uros Bizjak <ubizjak@gmail.com>
125 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
126 Remove quotes around condition logic code.
128 2009-12-06 Richard Henderson <rth@redhat.com>
131 * tree-ssa-dom.c (degenerate_phi_result): Check for NULL phi
134 2009-12-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
136 * doc/install.texi: Document MPC is required.
138 2009-12-06 Uros Bizjak <ubizjak@gmail.com>
140 * config/i386/i386.md (g): Add HImode and QImode.
141 (general_szext_operand): New mode attribute.
142 (*test<mode>_1): Macroize insn from *test{qi,hi,si}_1 using
143 SWI124 mode iterator.
144 (and<mode>3): Macroize expander from and{qi,hi,si,di}3 using
146 (*and<mode>_2): Macroize insn from *and{qi,hi,si}_2 using
147 SWI124 mode iterator.
148 (ior<mode>3): Macroize expander from ior{qi,hi,si,di}3 using
150 (*ior<mode>_1): Macroize insn from *ior{hi,si,di}_1 using
151 SWI248 mode iterator.
152 (*ior<mode>_2): Macroize insn from *ior{qi,hi,si,di}_2 using
154 (*ior<mode>_3): Macroize insn from *ior{qi,hi,si,di}_3 using
156 (xor<mode>3): Macroize expander from xor{qi,hi,si,di}3 using
158 (*xor<mode>_1): Macroize insn from *xor{hi,si,di}_1 using
159 SWI248 mode iterator.
160 (*xor<mode>_2): Macroize insn from *xor{qi,hi,si,di}_2 using
162 (*xor<mode>_3): Macroize insn from *xor{qi,hi,si,di}_3 using
165 2009-12-05 Sebastian Pop <sebastian.pop@amd.com>
167 * config/i386/i386.c (TARGET_DEFAULT_TARGET_FLAGS): Add
169 * config/i386/i386.h (CC1_CPU_SPEC_1): Remove
170 "'-mfused-madd' was removed".
171 * config/i386/i386.opt (mfused-madd): New.
172 * config/i386/sse.md: Add TARGET_FUSED_MADD to FMA4 insns.
173 * doc/invoke.texi (-mfused-madd, -mno-fused-madd): Document.
175 2009-12-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
177 * pa64-hpux.h (LIB_SPEC): Handle -rdynamic.
178 * pa-hpux10.h (LIB_SPEC): Likewise.
179 * pa-hpux11.h (LIB_SPEC): Likewise.
182 * pa/linux-unwind.h (pa32_fallback_frame_state): Set fs->signal_frame
184 * pa/hpux-unwind.h (pa32_fallback_frame_state): Likewise.
186 2009-12-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
188 * configure: Regenerate.
190 2009-12-05 Richard Earnshaw <rearnsha@arm.com>
192 * arm/thumb2.md (thumb2_mulsi_short_compare0): Use a low-register
195 2009-12-04 David Daney <ddaney@caviumnetworks.com>
197 PR rtl-optimization/42164
198 * combine.c (combine_simplify_rtx): Handle truncation of integer
201 2009-12-04 Richard Guenther <rguenther@suse.de>
203 * lto-streamer-out.c (pack_ts_decl_common_value_fields):
204 Revert previous change.
205 (lto_output_ts_decl_common_tree_pointers): Stream DECL_VALUE_EXPR.
206 * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
209 2009-12-04 Richard Guenther <rguenther@suse.de>
211 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle
213 (call_may_clobber_ref_p_1): Likewise.
215 2009-12-04 Matthias Klose <doko@ubuntu.com>
216 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
219 * config.gcc (hppa*-*-linux*): Use config/t-slibgcc-libgcc.
220 * config/pa/pa-linux.h (LIB_SPEC): Remove.
222 2009-12-03 Sebastian Pop <sebastian.pop@amd.com>
223 Richard Henderson <rth@redhat.com>
225 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Remove.
226 * config/i386/i386.c (ix86_fma4_valid_op_p): Remove.
227 * config/i386/i386.md: Do not use ix86_fma4_valid_op_p.
228 * config/i386/sse.md (fma4_*): Remove alternative with operand 1
229 matching a memory access. Do not use ix86_fma4_valid_op_p.
231 Do not use ix86_fma4_valid_op_p in FMA4 and XOP splitters.
233 2009-12-03 Richard Henderson <rth@redhat.com>
235 * config/i386/i386.c (ix86_fixup_binary_operands): For FMA4, force
236 all operands into registers.
238 2009-12-03 Sebastian Pop <sebastian.pop@amd.com>
240 * config/i386/i386.c (ix86_expand_fma4_multiple_memory): Remove unused
242 * config/i386/i386-protos.h (ix86_expand_fma4_multiple_memory): Same.
243 * config/i386/sse.md: Same.
245 2009-12-03 Richard Guenther <rguenther@suse.de>
247 * cgraphunit.c (assemble_thunk): Use DECL_ASSEMBLER_NAME
248 instead of DECL_NAME for the entry point.
250 2009-12-03 Richard Earnshaw <rearnsha@arm.com>
252 * arm/linux-atomic.c (SYNC_LOCK_RELEASE): Place memory barrier
253 before the lock release.
255 2009-12-03 Michael Matz <matz@suse.de>
258 * cfgexpand.c (struct stack_var): Add conflicts member.
259 (stack_vars_conflict, stack_vars_conflict_alloc,
260 n_stack_vars_conflict): Remove.
261 (add_stack_var): Initialize conflicts member.
262 (triangular_index, resize_stack_vars_conflict): Remove.
263 (add_stack_var_conflict, stack_var_conflict_p): Rewrite in
265 (union_stack_vars): Only run over the conflicts.
266 (partition_stack_vars): Remove special case.
267 (expand_used_vars_for_block): Don't call resize_stack_vars_conflict,
268 don't create self-conflicts.
269 (account_used_vars_for_block): Don't create any conflicts.
270 (fini_vars_expansion): Free bitmaps, don't free or clear removed
273 2009-12-03 Bernd Schmidt <bernd.schmidt@analog.com>
276 * regrename.c (live_in_chains): New variable.
277 (verify_reg_tracked): New static function.
278 (scan_rtx_reg): Update live_in_chains.
279 (scan_rtx): Only promote sets in COND_EXEC to OP_INOUT if
280 we're already tracking the reg.
281 (build_def_use): Likewise. Initialize live_in_chains.
283 2009-12-03 Ken Werner <ken.werner@de.ibm.com>
285 * config/spu/spu-elf.h (STARTFILE_SPEC): Add support for gprof
287 * config/spu/spu-protos.h (spu_function_profiler): Add prototype.
288 * config/spu/spu.c (spu_function_profiler): New function.
289 * config/spu/spu.h (FUNCTION_PROFILER): Invoke
290 spu_function_profiler.
291 (NO_PROFILE_COUNTERS): Define.
292 (PROFILE_BEFORE_PROLOGUE): Likewise.
294 2009-12-03 Dave Korn <dave.korn.cygwin@gmail.com>
296 * ggc-page.c (struct free_object): Pull definition out ...
297 (struct globals): .. from here.
299 2009-12-02 Richard Guenther <rguenther@suse.de>
301 * fold-const.c (div_if_zero_remainder): Honor that sizetypes
302 are sign-extending. Simplify.
304 2009-12-02 Richard Henderson <rth@redhat.com>
307 * tree-loop-distribution.c (build_size_arg_loc): Tidy.
308 (generate_memset_zero): Convert to sizetype properly. Tidy.
310 2009-12-02 Richard Guenther <rguenther@suse.de>
312 * lto-streamer-out.c (pack_ts_decl_common_value_fields):
313 Do not pretend we have value exprs.
315 2009-12-02 Richard Guenther <rguenther@suse.de>
318 * fold-const.c (try_move_mult_to_index): Do not leak
319 domain types into the IL.
321 2009-12-02 Richard Guenther <rguenther@suse.de>
324 * tree.c (free_lang_data): Disable if not using LTO.
326 2009-12-02 Richard Guenther <rguenther@suse.de>
329 * cfgloopmanip.c (remove_path): Avoid cancelling loops twice.
331 2009-12-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
334 * tree.h (int_or_pointer_precision): Remove.
335 * tree.c (int_or_pointer_precision): Remove.
336 (integer_pow2p): Use TYPE_PRECISION instead.
337 (tree_log2): Likewise.
338 (tree_floor_log2): Likewise.
339 (signed_or_unsigned_type_for): Likewise.
340 * fold-const.c (fit_double_type): Likewise.
341 * varasm.c (initializer_constant_valid_p): Likewise.
343 2009-12-02 Ira Rosen <irar@il.ibm.com>
345 * doc/invoke.texi (-fdump-tree-slp): Document.
346 (-ftree-vectorizer-verbose): Update.
347 (-ftree-slp-vectorize): Document.
349 2009-12-02 Nick Clifton <nickc@redhat.com>
351 * config/rx/rx.c (rx_conditional_register_usage): Do not warn if
352 no fixed registers are available for interrupt handlers. Do not
353 fix normal registers.
354 (MUST_SAVE_ACC_REGISTER): New macro.
355 (rx_get_stack_layout): Create a stack frame for fast interrupt
356 handlers, if necessary. Push extra registers if needed in order
357 to save the accumulator.
358 (rx_expand_prologue): Create a stack frame for fast interrupt
359 handlers, if necessary.
360 (rx_expand_builtin_mvfc): Handle the case where there is no target.
362 2009-12-01 Sebastian Pop <sebastian.pop@amd.com>
364 * config/i386/abmintrin.h (__lzcnt16): New.
367 * config/i386/i386-builtin-types.def (UINT16_FTYPE_UINT16): New.
368 * config/i386/i386.c (IX86_BUILTIN_CLZS): New.
369 (bdesc_special_args): Add __builtin_clzs.
370 (ix86_expand_args_builtin): Handle UINT16_FTYPE_UINT16.
372 2009-12-01 Sebastian Pop <sebastian.pop@amd.com>
374 * config/i386/abmintrin.h (_mm_popcnt_u32): New.
375 (_mm_popcnt_u64): New.
377 2009-12-01 Sebastian Pop <sebastian.pop@amd.com>
379 * config/i386/abmintrin.h: New.
380 * config/i386/i386-c.c (ix86_target_macros_internal): Defined __ABM__.
381 * config/i386/x86intrin.h: Include abmintrin.h when __ABM__ is defined.
383 2009-12-01 Uros Bizjak <ubizjak@gmail.com>
385 * config/i386/i386.md (SWI124): Rename from CRC32MODE.
386 (crc32modesuffix): Remove.
387 (crc32modeconstraint): Ditto.
388 (sse4_2_crc32<mode>): Update for renamed mode iterator. Use
389 imodesuffix instead of crc32modesuffix and <r>m instead of
392 2009-12-01 Jakub Jelinek <jakub@redhat.com>
395 * tree-cfgcleanup.c (cleanup_omp_return): Don't ICE if control_bb
396 contains no statements.
398 2009-12-01 Grigori Fursin <grigori.fursin@inria.fr>
399 Joern Rennecke <amylaar@spamcop.net>
401 * cgraphunit.c (plugin.h): Include.
402 (ipa_passes): Invoke PLUGIN_ALL_IPA_PASSES_START /
403 PLUGIN_ALL_IPA_PASSES_END at start / end of processing.
404 * gcc-plugin.h (highlev-plugin-common.h, hashtab.h): Include.
405 (enum plugin_event): Define by including plugin.def.
406 Last enumerator is now called PLUGIN_EVENT_FIRST_DYNAMIC.
407 (plugin_event_name): Change type to const char **.
408 (get_event_last, get_named_event_id, unregister_callback): Declare.
409 (register_callback): Change type of event argument to int.
410 (highlev-plugin-common.h): New file.
411 * Makefile.in (GCC_PLUGIN_H): Add highlev-plugin-common.h and
413 (tree-optimize.o passes.o): Depend on $(PLUGIN_H).
414 (PLUGIN_HEADERS): Add opts.h, $(PARAMS_H) and plugin.def.
415 (s-header-vars): New rule.
416 (install-plugin): Depend on s-header-vars. Install b-header-vars.
417 * params.c (get_num_compiler_params): New function.
418 * params.h (get_num_compiler_params): Declare.
419 * passes.c (plugin.h): Include.
420 (make_pass_instance): Invoke PLUGIN_NEW_PASS.
421 (do_per_function_toporder, pass_init_dump_file): No longer static.
422 (pass_fini_dump_file): Likewise.
423 (execute_one_pass): Likewise. Invoke PLUGIN_OVERRIDE_GATE and
424 PLUGIN_PASS_EXECUTION.
425 (execute_ipa_pass_list): Invoke PLUGIN_EARLY_GIMPLE_PASSES_START and
426 PLUGIN_EARLY_GIMPLE_PASSES_END.
427 * plugin.c (plugin_event_name_init): New array, defined by
428 including plugin.def.
429 (FMT_FOR_PLUGIN_EVENT): Update.
430 (plugin_event_name): Change type to const char ** and initialize
431 to plugin_event_name_init.
432 (event_tab, event_last, event_horizon): New variable.
433 (get_event_last): New function.
434 (plugin_callbacks_init): New array.
435 (plugin_callbacks: Change type to struct callback_info **.
436 Initialize to plugin_callbacks_init.
437 (htab_event_eq, get_named_event_id, unregister_callback): New function.
438 (invoke_plugin_va_callbacks): Likewise.
439 (register_callback): Change type of event argument to int.
440 Handle new events. Allow dynamic events.
441 (invoke_plugin_callbacks): Likewise. Return success status.
442 (plugins_active_p): Allow dynamic callbacks.
443 * plugin.def: New file.
444 * plugin.h (invoke_plugin_callbacks): Update prototype.
445 (invoke_plugin_va_callbacks): Declare.
446 * tree-optimize.c (plugin.h): Include.
447 (tree_rest_of_compilation): Invoke PLUGIN_ALL_PASSES_START and
448 PLUGIN_ALL_PASSES_END.
449 * tree-pass.h (execute_one_pass, pass_init_dump_file): Declare.
450 (pass_fini_dump_file, do_per_function_toporder): Likewise.
451 * doc/plugin.texi: Document new event types.
453 2009-12-01 Martin Jambor <mjambor@suse.cz>
455 PR tree-optimization/42237
456 * tree-sra.c (sra_ipa_modify_assign): Split gimple_reg_type assignments
457 in between references into two.
459 2009-12-01 Richard Guenther <rguenther@suse.de>
461 * tree-inline.c (copy_tree_body_r): Do not set TREE_BLOCK
462 to the block of the call when remapping a type.
464 2009-12-01 Martin Jambor <mjambor@suse.cz>
466 * cgraph.h (struct cgraph_edge): Reorder fields. Make loop_nest
468 * ipa-prop.h (struct ipa_param_call_note): Likewise.
469 * ipa-prop.c (ipa_note_param_call): Initialize note->loop_nest.
471 2009-12-01 Richard Guenther <rguenther@suse.de>
473 * final.c (rest_of_clean_state): If -fcompare-debug is
474 given dump final insns without UIDs.
475 * tree-ssa-live.c (remove_unused_scope_block_p): Remove
476 after_inlining checks.
478 2009-11-30 Chao-ying Fu <fu@mips.com>
480 * config/mips/mips-dsp.md (mips_lhx_<mode>): Use sign_extend.
482 2009-11-30 Dave Korn <dave.korn.cygwin@gmail.com>
484 * configure.ac (USE_CYGWIN_LIBSTDCXX_WRAPPERS): Define to reflect
485 status of AC_CHECK_FUNC for Cygwin DLL libstdc++ support wrappers.
486 * configure: Regenerate.
487 * config.in: Regenerate.
489 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Define list of --wrap
490 options for Cygwin DLL libstdc++ support wrappers.
491 (CXX_WRAP_SPEC_OPT): Define spec to use wrappers or not by default
492 according to defined value of USE_CYGWIN_LIBSTDCXX_WRAPPERS.
493 (CXX_WRAP_SPEC): Define entire wrapper spec in or out according to
494 whether USE_CYGWIN_LIBSTDCXX_WRAPPERS is even defined or not.
495 (LINK_SPEC): Include CXX_WRAP_SPEC.
496 * gcc/config/i386/winnt.c (wrapper_strcmp): New qsort helper function.
497 (i386_find_on_wrapper_list): Check if a function is found on the list
498 of libstdc++ wrapper options.
499 (i386_pe_file_end): If we are importing a wrapped function, also emit
500 an external declaration for the real version.
501 * config/i386/cygming.opt (muse-libstdc-wrappers): New option for
502 Cygwin targets. Update copyright year.
504 2009-11-30 Steve Ellcey <sje@cup.hp.com>
505 Jakub Jelinek <jakub@redhat.com>
507 * function.c (instantiate_virtual_regs_in_insn): Copy to new reg
510 2009-11-30 Anatoly Sokolov <aesok@post.ru>
512 * config/sh/sh.c (sh_promote_prototypes): Make static.
513 (sh_function_value, sh_libcall_value, sh_function_value_regno_p): New
515 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
516 * config/sh/sh.h (FUNCTION_VALUE_REGNO_P): Redefine, use
517 sh_function_value_regno_p.
518 (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
519 * config/sh/sh-protos.h (sh_function_value_regno_p): Declare.
520 (sh_promote_prototypes) : Remove.
522 2009-11-30 Julian Brown <julian@codesourcery.com>
524 * config/arm/arm.h (PREFERRED_RELOAD_CLASS): Don't restrict Thumb-2
527 2009-11-30 Richard Henderson <rth@redhat.com>
529 * config/i386/i386.c (ix86_vec_interleave_v2df_operator_ok): New.
530 (bdesc_special_args): Update insn codes.
531 (avx_vpermilp_parallel): Correct range check.
532 (ix86_rtx_costs): Handle vector permutation rtx codes.
533 (struct expand_vec_perm_d): Move earlier.
534 (get_mode_wider_vector): New.
535 (expand_vec_perm_broadcast_1): New.
536 (ix86_expand_vector_init_duplicate): Use it. Tidy AVX modes.
537 (expand_vec_perm_broadcast): New.
538 (ix86_expand_vec_perm_builtin_1): Use it.
539 * config/i386/i386-protos.h: Update.
540 * config/i386/predicates.md (avx_vbroadcast_operand): New.
541 * config/i386/sse.md (AVX256MODE24P): New.
542 (ssescalarmodesuffix2s): New.
543 (avxhalfvecmode, avxscalarmode): Fill out to all modes.
544 (avxmodesuffixf2c): Add V8SI, V4DI.
545 (vec_dupv4sf): New expander.
546 (*vec_dupv4sf_avx): Add vbroadcastss alternative.
547 (*vec_set<mode>_0_avx, **vec_set<mode>_0_sse4_1): Macro-ize for
548 V4SF and V4SI. Move C alternatives to front. Add insertps and
550 (*vec_set<mode>_0_sse2): Split out from ...
551 (vec_set<mode>_0): Macro-ize for V4SF and V4SI.
552 (vec_interleave_highv2df, vec_interleave_lowv2df): Require register
553 destination; use ix86_vec_interleave_v2df_operator_ok, instead of
554 ix86_fixup_binary_operands.
555 (*avx_interleave_highv2df, avx_interleave_lowv2df): Add movddup.
556 (*sse3_interleave_highv2df, sse3_interleave_lowv2df): New.
557 (*avx_movddup, *sse3_movddup): Remove. New splitter from
558 vec_select form to vec_duplicate form.
559 (*sse2_interleave_highv2df, sse2_interleave_lowv2df): Use
560 ix86_vec_interleave_v2df_operator_ok.
561 (avx_movddup256, avx_unpcklpd256): Change to expanders, merge into ...
562 (*avx_unpcklpd256): ... here.
563 (*vec_dupv4si_avx): New.
564 (*vec_dupv2di_avx): Add movddup alternative.
565 (*vec_dupv2di_sse3): New.
566 (vec_dup<AVX256MODE24P>): Replace avx_vbroadcasts<AVXMODEF4P> and
567 avx_vbroadcastss256; represent with vec_duplicate instead of
568 nested vec_concat operations.
569 (avx_vbroadcastf128_<mode>): Rename from
570 avx_vbroadcastf128_p<avxmodesuffixf2c>256.
571 (*avx_vperm_broadcast_v4sf): New.
572 (*avx_vperm_broadcast_<AVX256MODEF2P>): New.
574 2009-11-30 Martin Jambor <mjambor@suse.cz>
577 * tree-sra.c (struct access): New field grp_different_types.
578 (dump_access): Dump grp_different_types.
579 (compare_access_positions): Prefer scalars and vectors over other
581 (sort_and_splice_var_accesses): Set grp_different_types if appropriate.
582 (sra_modify_expr): Use the original also when dealing with a complex
583 or vector group accessed as multiple types.
585 2009-11-30 Richard Henderson <rth@redhat.com>
587 * config/i386/i386.c (avx_vperm2f128_parallel): New.
588 * config/i386/i386-protos.h: Declare it.
589 * config/i386/predicates.md (avx_vperm2f128_v8sf_operand,
590 avx_vperm2f128_v8si_operand, avx_vperm2f128_v4df_operand): New.
591 * config/i386/sse.md (avx_vperm2f128<mode>3): Change to expander.
592 (*avx_vperm2f128<mode>_full): Renamed from avx_vperm2f128<mode>3.
593 (*avx_vperm2f128<mode>_nozero): New.
595 2009-11-30 Richard Henderson <rth@redhat.com>
597 * config/i386/i386-builtin-types.def (V4DF_FTYPE_V4DF_V4DF_V4DI): New.
598 (V8SF_FTYPE_V8SF_V8SF_V8SI): New.
599 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Support
600 V4DF and V8SF for AVX; relax constraint on V4SF to SSE1 from SSE2.
601 (IX86_BUILTIN_VEC_PERM_V4DF, IX86_BUILTIN_VEC_PERM_V8SF): New.
602 (bdesc_args): Add them.
603 (ix86_expand_builtin): Expand them.
604 (expand_vec_perm_pshufb2): Only operate on 16-byte vectors.
606 2009-11-30 Martin Jambor <mjambor@suse.cz>
609 * ipa-prop.c (ipa_write_node_info): Initialize note_count to zero.
611 2009-11-30 Jakub Jelinek <jakub@redhat.com>
613 * ipa-reference.c (propagate): Only dump bitmaps if computed.
615 2009-11-30 Olga Golovanevsky <olga@il.ibm.com>
618 * ipa-struct-reorg.c (new_var_eq): Use DECL_UID to hash new variables.
619 (new_var_hash): Likewise.
620 (is_in_new_vars_htab): Likewise.
621 (add_to_new_vars_htab): Likewise.
623 2009-11-30 Ira Rosen <irar@il.ibm.com>
625 * tree-vect-stmts.c (vectorizable_assignment): Support
628 2009-11-30 Richard Guenther <rguenther@suse.de>
630 * doc/contrib.texi (Contributors): Add myself.
632 2009-11-30 Richard Guenther <rguenther@suse.de>
634 * tree.c (free_lang_data): Do not set debug_info_level to
637 2009-11-30 Richard Guenther <rguenther@suse.de>
641 * expr.c (expand_expr_addr_expr_1): Properly expand the initializer
644 2009-11-30 Richard Guenther <rguenther@suse.de>
646 * tree-into-ssa.c (insert_phi_nodes): Add PHI nodes in
649 2009-11-30 Richard Guenther <rguenther@suse.de>
651 * tree-dump.c (dump_option_value_in): Add TDF_NOUID.
652 * tree-pass.h (TDF_NOUID): Likewise.
653 * print-rtl.c: Include tree-pass.h.
654 (print_mem_expr): Pass dump_flags.
655 (print_rtx): Likewise.
656 * print-tree.c: Include tree-pass.h.
657 (print_node_brief): Handle TDF_NOUID.
658 (print_node): Likewise.
659 * tree-pretty-print.c (dump_decl_name): Likewise.
660 (dump_generic_node): Likewise.
661 * Makefile.in (print-rtl.o, print-tree.o): Add $(TREE_PASS_H)
664 2009-11-30 Nick Clifton <nickc@redhat.com>
666 * config/stormy16/stormy16-lib2-count-leading-zeros.c: Delete.
667 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Remove
668 stormy16-lib2-count-leading-zeros.c.
669 * config/stormy16/stormy16-lib2.c (__clzhi2): Move code from
670 __stormy16_count_leading_zeros() into this function.
671 (__ctzhi2): Use __builtin_clz.
672 (__ffshi2): Likewise.
674 2009-11-30 Eric Botcazou <ebotcazou@adacore.com>
676 * config/sparc/sparc.c (DF_MODES): Simplify.
677 (TF_ONLY_MODES, OF_ONLY_MODES): Delete.
678 (TF_MODES, OF_MODES): Adjust for above change.
679 (TF_MODES_NO_S, OF_MODES_NO_S): Likewise.
680 * config/sparc/sparc.h (REGNO_REG_CLASS): Move around.
682 2009-11-30 Paolo Bonzini <bonzini@gnu.org>
684 PR rtl-optimization/41812
685 * fwprop.c (local_md, local_lr): New globals.
686 (process_defs, process_uses): Remove local_md argument. Never
687 consider dead pseudos to have singleton def-use chains.
688 (single_def_use_enter_block): Perform LR simulation.
689 (build_single_def_use_links): Remove local_md local variable.
690 Add DF_NOTE. Allocate local_lr.
691 (fwprop_done): Do not remove DF_CHAIN, we do not use it anymore.
692 * df-problems.c (df_md_scratch): New.
693 (df_md_alloc, df_md_free): Allocate/free it.
694 (df_md_local_compute): Only include live registers in init.
695 (df_md_transfer_function): Prune the in-set computed by
696 the confluence function, and the gen-set too.
698 2009-11-30 Hans-Peter Nilsson <hp@axis.com>
700 PR rtl-optimization/40086
701 * reorg.c (relax_delay_slots): When looking for redundant insn at
702 the branch target, use next_real_insn, not next_active_insn.
704 2009-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
706 * doc/install.texi: Update minimum MPC version to 0.8.
708 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
710 * config/rs6000/rs6000.md (fnmaddsf4_powerpc_1): Remove
711 HONOR_SIGNED_ZEROS final condition.
712 (fnmsubsf4_powerpc_1): Same.
713 (fnmadddf4_fpr_1): Same.
714 (fnmsubdf4_fpr_1): Same.
716 2009-11-29 Ira Rosen <irar@il.ibm.com>
718 PR tree-optimization/42193
719 * tree-vect-stmts.c (vectorizable_operation): Set vectorization factor
720 to 1 in case of basic block SLP.
721 (vectorizable_load): Likewise.
723 2009-11-28 Jan Hubicka <jh@suse.cz>
725 * cgraph.c (same_body_alias_1): Break out of
726 (same_body_alias): ... here; remove comdat check; it is handled
728 (cgraph_add_thunk): New.
729 (dump_cgraph_node): Dump aliases and thunks.
730 * cgraph.h (cgraph_thunk_info): New structure.
731 (struct cgraph_node): Add thunk info.
732 (cgraph_add_thunk): New.
733 * cgraphunit.c (cgraph_emit_thunks): Remove.
734 (cgraph_finalize_compilation_unit): Do not call cgraph_emit_thunks.
735 (assemble_thunk): New function.
736 (cgraph_expand_function): Handle thunks.
738 (init_lowered_empty_function): New.
739 * cp-objcp-common.h (LANG_HOOKS_CALLGRAPH_EMIT_ASSOCIATED_THUNKS):
741 * lto-cgraph.c (lto_output_node): Stream thunk info.
742 (input_node): Likewise.
743 * langhooks.h (lang_hooks_for_callgraph): Remove emit_associated_thunks.
744 * langhooks-def.h (LANG_HOOKS_CALLGRAPH_EMIT_ASSOCIATED_THUNKS): Remove.
745 (LANG_HOOKS_CALLGRAPH_INITIALIZER): Update.
746 * i386.c (x86_output_mi_thunk): Make output prettier.
748 2009-11-28 Richard Guenther <rguenther@suse.de>
750 PR tree-optimization/42183
751 * tree-nrv.c (tree_nrv): Bail out if the RESULT_DECL has its
752 address taken. Merge the addressable state of the NRV
753 variable and the result instead of copying it.
755 2009-11-28 Jakub Jelinek <jakub@redhat.com>
757 * matrix-reorg.c (analyze_matrix_allocation_site): Remove unused
758 malloc_fname variable.
759 (check_allocation_function): Remove unused gsi and bb_level_0
761 (transform_access_sites): Remove unused d_type_size and d_type_size_k
763 * omega.c (resurrect_subs): Remove unused n variable.
764 (omega_solve_geq): Remove unused neweqns variable.
765 * lto-streamer-in.c (lto_read_tree): Remove unused end_marker variable.
766 * tree-inline.c (declare_return_variable): Remove USE_P argument,
767 return use instead of var.
768 (remap_decl, remap_block): Remove unused fn variable.
769 (expand_call_inline): Remove unused retvar variable, adjust
770 declare_return_variable caller.
771 (optimize_inline_calls): Remove unused prev_fn variable.
772 * tree-vect-slp.c (vect_analyze_slp_instance): Remove unused ncopies
774 (vect_create_mask_and_perm): Remove unused group_size and dr_chain_size
776 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle MINUS_EXPR
778 * tree-vect-loop.c (vect_analyze_loop_form): Remove unused backedge
780 (vect_create_epilog_for_reduction): Remove unused bytesize variable.
781 * omp-low.c (workshare_safe_to_combine_p): Remove par_entry_bb
782 parameter. Remove unused par_stmt variable.
783 (determine_parallel_type): Adjust workshare_safe_to_combine_p caller.
784 (expand_omp_sections): Remove unused l1 variable.
785 (lower_omp_for): Remove unused ilist variable.
786 * tree-loop-distribution.c (mark_nodes_having_upstream_mem_writes):
787 Remove unused has_upstream_mem_write_p variable.
788 * recog.c (decode_asm_operands): Remove unused noperands variable.
789 * tree-ssa-alias.c (refs_may_alias_p_1): Remove unused size1 and
791 * libgcov.c (__gcov_merge_delta): Remove unused last variable.
792 * tree-call-cdce.c (gen_conditions_for_pow_int_base): Remove unused
794 (gen_conditions_for_pow): Remove unused ec variable.
795 * tree-ssa-sccvn.c (vn_reference_lookup_3): Remove unused size
797 * ipa-struct-reorg.c (program_redefines_malloc_p): Remove unused
799 * tree-ssa-sink.c (statement_sink_location): Remove unused code
801 * regmove.c (copy_src_to_dest): Remove unused insn_uid and move_uid
803 * tree-complex.c (create_one_component_var): Remove unused inner_type
805 * calls.c (emit_call_1): Don't GEN_INT (struct_value_size)
806 unnecessarily when GEN_*CALL omits that argument.
807 * regrename.c (regrename_optimize): Remove unused regs_seen variable.
808 (build_def_use): Remove unused icode variable.
809 * ipa-pure-const.c (check_call): Remove unused callee and avail
811 * tree-dfa.c (add_referenced_var): Remove unused v_ann variable.
812 * tree-vect-patterns.c (vect_recog_pow_pattern): Remove unused type
814 (vect_pattern_recog): Remove unused stmt variable.
815 * sel-sched-ir.c (make_regions_from_the_rest): Remove unused
816 new_regions variable.
817 * postreload.c (reload_cse_simplify_operands): Remove unused mode
819 * tree-parloops.c (create_call_for_reduction_1): Remove unused
821 (create_parallel_loop): Remove unused res variable.
822 (gen_parallel_loop): Remove unused nloop variable.
823 * tree-vect-loop-manip.c (vect_loop_versioning): Likewise.
824 * value-prof.c (gimple_mod_subtract_transform,
825 gimple_stringops_transform): Remove unused value variable.
826 (gimple_stringops_values_to_profile): Remove unused fcode variable.
827 * tree-vrp.c (register_new_assert_for): Remove unused found variable.
828 (vrp_visit_switch_stmt): Remove unused n variable.
829 * tree-vect-stmts.c (vectorizable_conversion): Remove unused expr
831 (vectorizable_operation): Remove unused shift_p variable.
832 (vectorizable_store): Remove unused first_stmt_vinfo variable.
833 * tree-ssa-operands.c (add_stmt_operand): Remove unused v_ann variable.
834 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove unused bb
836 (vect_permute_store_chain): Remove unused scalar_dest variable.
837 (vect_supportable_dr_alignment): Remove unused invariant_in_outerloop
839 * tree-ssa-threadupdate.c (thread_single_edge): Remove unused
841 * tree-optimize.c (tree_rest_of_compilation): Remove unused node
843 * optabs.c (expand_binop): Remove unused equiv_value variable.
844 (emit_libcall_block): Remove unused prev variable.
845 (init_optabs): Remove unused int_mode variable.
846 * tree-ssa-structalias.c (scc_visit): Remove unused have_ref_node
848 (do_structure_copy): Remove unused lhsbase and rhsbase variables.
849 (find_func_aliases): Remove unused rhstype variable.
850 (ipa_pta_execute): Remove unused varid variable.
852 2009-11-28 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
854 * config/avr/avr.h (ASM_OUTPUT_EXTERNAL): Add.
856 2009-11-28 David Binderman <dcb314@hotmail.com>
858 * ira-color.c (put_allocno_into_bucket): Remove set but not used
859 local variable hard_regs_num.
860 * ira-lives.c (process_single_reg_class_operands): Remove cover_class.
861 * loop-unswitch.c (unswitch_loop): Remove zero_bitmap.
862 * lower-subreg.c (decompose_multiword_subregs): Remove next.
864 2009-11-27 Martin Jambor <mjambor@suse.cz>
867 * tree-sra.c (get_replaced_param_substitute): Call create_tmp_var
868 instead of create_tmp_var. Set DECL_GIMPLE_REG_P to one manually
869 for vector and complex types.
870 (get_adjustment_for_base): Describe return value in the comment.
872 2009-11-27 Nick Clifton <nickc@redhat.com>
874 * longlong.h (count_leading_zeros): Define macro for stormy16 target.
875 (COUNT_LEADING_ZEROS_0): Likewise.
876 * config/stormy16/stormy16-lib2.c: Arrange for separate
877 compilation of each function.
878 (__ffshi2): New function.
879 (__stormy16_count_leading_zeros): New function.
880 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Use stub files to
881 compile each function into its own object file.
882 (stormy16-lib2-ashlsi3.c): New stub file.
883 (stormy16-lib2-ashrsi3.c): New stub file.
884 (stormy16-lib2-clzhi2.c): New stub file.
885 (stormy16-lib2-count-leading-zeros.c): New stub file.
886 (stormy16-lib2-ctzhi2.c): New stub file.
887 (stormy16-lib2-divsi3.c): New stub file.
888 (stormy16-lib2-ffshi2.c): New stub file.
889 (stormy16-lib2-lshrsi3.c): New stub file.
890 (stormy16-lib2-modsi3.c): New stub file.
891 (stormy16-lib2-parityhi2.c): New stub file.
892 (stormy16-lib2-popcounthi2.c): New stub file.
893 (stormy16-lib2-udivmodsi4.c): New stub file.
894 (stormy16-lib2-udivsi3.c): New stub file.
895 (stormy16-lib2-umodsi3.c): New stub file.
897 2009-11-27 Richard Henderson <rth@redhat.com>
899 * config/i386/sse.md (vec_interleave_highv16qi,
900 vec_interleave_lowv16qi, vec_interleave_highv8hi,
901 vec_interleave_lowv8hi, vec_interleave_highv4si,
902 vec_interleave_lowv4si, vec_interleave_highv2di,
903 vec_interleave_lowv2di, vec_interleave_highv4sf,
904 vec_interleave_lowv4sf, vec_interleave_highv2df,
905 vec_interleave_lowv2df): Remove expanders.
906 (sse_unpcklps, sse_unpckhps, sse2_unpckhpd_exp, sse2_unpcklpd_exp,
907 sse2_punpckhqdq, sse2_punpcklqdq, sse2_punpckhbw, sse2_punpcklbw,
908 sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq):
909 Rename to their proper vec_interleave equivalent. Update all users
911 * config/i386/i386.c, config/i386/i386.md: Update all users.
913 2009-11-27 Michael Matz <matz@suse.de>
915 PR rtl-optimization/42084
916 * cfgexpand.c (maybe_cleanup_end_of_block): Add new parameter,
917 use it to stop walking.
918 (expand_gimple_cond): Adjust call to above.
920 2009-11-27 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
923 * gthr-solaris.h (__gthread_mutex_destroy): Remove UNUSED.
924 [SUPPORTS_WEAK && GTHREAD_USE_WEAK] (__gthread_active_p): Use
925 __extension__ to allow cast from function pointer to object
927 * doc/install.texi (--enable-threads): Clarify use of Solaris threads.
929 2009-11-27 Steven Bosscher <steven@gcc.gnu.org>
931 * config/ia64/itanium1.md: Remove.
932 * config/ia64/ia64.md: Do not include it.
933 * config/ia64/ia64.c (ia64_handle_option): Remove "itanium",
934 "itanium1", and "merced" from the processor alias table.
935 (clocks, add_cycles): Remove global variables.
936 (ia64_sched_reorder2): Don't set/use them.
937 (ia64_dfa_new_cycle, ia64_h_i_d_extended, ia64_reorg): Likewise.
938 (bundling): Likewise. Remove extra pass for MMMUL/MMSHF.
940 2009-11-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
942 * config/s390/s390.c (last_scheduled_insn): New variable.
943 (s390_fpload_toreg, s390_z10_prevent_earlyload_conflicts): New
945 (s390_sched_reorder, s390_sched_variable_issue): New functions.
946 (TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_REORDER): Target hooks
949 2009-11-27 Michael Matz <matz@suse.de>
952 * tree-eh.c (lower_catch): Stop after expanding a catch-all.
954 2009-11-27 Richard Guenther <rguenther@suse.de>
956 * timevar.def (TV_LOOP_MOVE_INVARIANTS, TV_LOOP_UNSWITCH,
957 TV_LOOP_UNROLL, TV_LOOP_DOLOOP): New timevars.
958 * loop-init.c (pass_rtl_move_loop_invariants): Use
959 TV_LOOP_MOVE_INVARIANTS.
960 (pass_rtl_unswitch): Use TV_LOOP_UNSWITCH.
961 (pass_rtl_unroll_and_peel): Use TV_LOOP_UNROLL.
962 (pass_rtl_doloop): Use TV_LOOP_DOLOOP.
964 2009-11-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
966 * emit-rtl.c (next_active_insn, prev_active_insn): Correct comment.
968 2009-11-27 Jakub Jelinek <jakub@redhat.com>
970 * config/i386/i386.c (ix86_emit_restore_sse_regs_using_mov): Remove
971 unused insn variable.
972 * genemit.c (output_peephole2_scratches): Only declare and initialize
973 _regs_allocated if it will be ever used.
974 * cfgloopmanip.c (create_empty_if_region_on_edge): Remove unused
976 (create_empty_loop_on_edge): Remove unused freq and cnt variables.
977 * unwind-c.c (PERSONALITY_FUNCTION): Remove unused action_record
980 * opts.c (decode_options): If optimize is bigger than 255,
983 2009-11-26 Richard Henderson <rth@redhat.com>
985 * config/i386/sse.md (mulv16qi3): Change back from an expander
986 to an insn-and-split.
987 (mulv4si): Mention AVX not XOP for AVX exception.
988 (*sse2_mulv4si3): Likewise.
989 (mulv2di3): Use vmulld not vpmacsdd for XOP expansion. Tidy.
991 2009-11-26 Bernd Schmidt <bernd.schmidt@analog.com>
993 * cfgexpand (n_stack_vars_conflict): New static variable.
994 (triangular_index): Reduce likelyhood of overflow by performing
995 the division before the multiplication.
996 (resize_stack_vars_conflict): Call fatal_error if overflow
997 occurred in triangular_index. Update n_stack_vars_conflict.
1000 * regrename.c (struct du_chain): Remove member earlyclobber.
1001 (scan_rtx_reg): Don't set it. Remove argument earlyclobber,
1002 all callers changed.
1003 (scan_rtx): Remove argument earlyclobber, all callers changed.
1004 (hide_operands, restore_operands, record_out_operands): New functions,
1005 broken out of build_def_use.
1006 (build_def_use): Call them as necessary.
1008 * regrename.c (struct du_head): New members id, conflicts,
1009 hard_conflicts and cannot_rename.
1010 (enum scan_actions): Remove terminate_all_read and
1011 terminate_overlapping_read; add mark_all_read.
1012 (scan_actions_name): Likewise.
1013 (du_head_p): New typedef. Define a vector type for it.
1014 (id_to_chain): New static variable.
1015 (note_sets, clear_dead_regs): Delete functions.
1016 (free_chain_data): New function.
1017 (merge_overlapping_regs): Simply walk the conflicts bitmap.
1018 Remove argument B, all callers changed.
1019 (regrename_optimize): Allocate id_to_chain. Ignore chains that have
1020 the cannot_rename bit set. Update regno and nregs of a renamed chain.
1021 Call free_chain_data when done.
1022 (do_replace): Remove death notes when the renamed reg is set in the
1023 last insn; add them if not.
1024 (mark_conflict, note_sets_clobbers): New static function.
1025 (fail_current_block, current_id, open_chains_set, live_hard_regs): New
1027 (scan_rtx_reg): Keep track of conflicts between chains, and between
1028 chains and hard regs. Don't terminate chains when we find a read we
1029 can't handle, mark it unrenameable instead. For terminate_write,
1030 terminate chains that are written with an exact match or a superset
1031 of registers. Set fail_current_block if multi-word lifetimes are too
1033 (scan_rtx_address): Use mark_all_read instead of terminate_all_read.
1034 (build_def_use): Initialize current_id, live_chains and live_hard_regs;
1035 free memory for them when done.
1036 Rearrange the steps so that earlyclobbers are noted before reads
1037 are processed. Add new steps to keep track of hard register lifetimes
1038 outside insn operands.
1040 2009-11-26 Richard Guenther <rguenther@suse.de>
1042 * tree-ssa-dce.c (nr_walks): New variable.
1043 (mark_aliased_reaching_defs_necessary): Adjust oracle cut-off.
1044 (perform_tree_ssa_dce): Init nr_walks.
1046 2009-11-26 Michael Matz <matz@suse.de>
1048 PR tree-optimization/41905
1049 * tree-eh.c (lower_eh_constructs_2): Don't add assignments
1050 below statements that can't fall thru.
1052 2009-11-26 Michael Matz <matz@suse.de>
1054 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
1055 expand_builtin_sprintf): Remove.
1056 (expand_builtin): Don't call them.
1058 2009-11-26 Richard Guenther <rguenther@suse.de>
1060 * tree-ssa-dce.c (perform_tree_ssa_dce): Allocate visited bitmap.
1062 2009-11-26 Nick Clifton <nickc@redhat.com>
1064 * config/rx/rx.c (rx_expand_epilogue): Add checks for sibcalls
1065 being used incorrectly.
1066 (rx_function_ok_for_sibcall): New function. Do not allow indirect
1067 sibcalls, or sibcalls from interrupt functions.
1068 (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
1069 * config/rx/rx.md (sibcall): Convert to a define_expand. Check
1070 for a MEM inside a MEM.
1071 (sibcall_value): Likewise.
1072 (sibcall_internal): New pattern containing old sibcall pattern.
1073 (sibcall_value_internal): Likewise.
1075 2009-11-25 Richard Henderson <rth@redhat.com>
1077 * config/i386/i386-builtin-types.awk (DEF_VECTOR_TYPE): Allow an
1078 optional 3rd argument to define the mode.
1079 * config/i386/i386-builtin-types.def (UQI, UHI, USI, UDI): New.
1080 (V2UDI, V4USI, V8UHI, V16UQI): New.
1081 (V4SF_FTYPE_V4SF_V4SF_V4SI, V2UDI_FTYPE_V2UDI_V2UDI_V2UDI,
1082 V4USI_FTYPE_V4USI_V4USI_V4USI, V8UHI_FTYPE_V8UHI_V8UHI_V8UHI,
1083 V16UQI_FTYPE_V16UQI_V16UQI_V16UQI): New.
1084 * config/i386/i386-modes.def: Rearrange for double-wide AVX.
1085 * config/i386/i386-protos.h (ix86_expand_vec_extract_even_odd): New.
1086 * config/i386/i386.c (IX86_BUILTIN_VEC_PERM_*): New.
1087 (bdesc_args): Add the builtin definitions to match.
1088 (ix86_expand_builtin): Expand them.
1089 (ix86_builtin_vectorization_cost): Rename from
1090 x86_builtin_vectorization_cost.
1091 (ix86_vectorize_builtin_vec_perm, struct expand_vec_perm_d,
1092 doublesize_vector_mode, expand_vselect, expand_vselect_vconcat,
1093 expand_vec_perm_blend, expand_vec_perm_vpermil,
1094 expand_vec_perm_pshufb, expand_vec_perm_1,
1095 expand_vec_perm_pshuflw_pshufhw, expand_vec_perm_palignr,
1096 expand_vec_perm_interleave2, expand_vec_perm_pshufb2,
1097 expand_vec_perm_even_odd_1, expand_vec_perm_even_odd,
1098 ix86_expand_vec_perm_builtin_1, extract_vec_perm_cst,
1099 ix86_expand_vec_perm_builtin, ix86_vectorize_builtin_vec_perm_ok,
1100 ix86_expand_vec_extract_even_odd, TARGET_VECTORIZE_BUILTIN_VEC_PERM,
1101 TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): New.
1102 * sse.md (SSEMODE_EO): New.
1103 (vec_extract_even<mode>): Use SSEMODE_EO and
1104 ix86_expand_vec_extract_even_odd.
1105 (vec_extract_odd<mode>): Likewise.
1106 (mulv16qi3, vec_pack_trunc_v8hi, vec_pack_trunc_v4si,
1107 vec_pack_trunc_v2di): Use ix86_expand_vec_extract_even_odd.
1109 2009-11-25 Richard Henderson <rth@redhat.com>
1111 * target.h (targetm.vectorize.builtin_vec_perm_ok): New.
1112 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): New.
1113 * hooks.h, hooks.c (hook_bool_tree_tree_true): New.
1114 * tree-vect-slp.c (vect_create_mask_and_perm): Don't create
1115 the vector constant here...
1116 (vect_transform_slp_perm_load): ... do it here instead. Validate
1117 that the permutation vector is implementable by the target.
1119 2009-11-25 Jakub Jelinek <jakub@redhat.com>
1121 * config/rs6000/sysv4.opt (mregnames): Change Var to rs6000_regnames.
1122 * config/rs6000/sysv4.h (TARGET_REGNAMES): Define.
1124 * print-rtl.c (print_rtx): When printing newline, append
1125 print_rtx_head and indentation after the newline.
1128 * config/i386/i386.c (print_operand): For 32-byte memory use
1129 YMMWORD in -masm=intel mode. Use TBYTE instead of XWORD.
1130 * config/i386/i386.md (crc32modesuffix): Expand to nothing
1131 in -masm=intel mode.
1132 (sse4_2_crc32di): Print just crc32 instead of crc32q in
1134 * config/i386/mmx.md (*mmx_pinsrw): Print correct size of
1135 memory operand in -masm=intel mode.
1136 * config/i386/sse.md (*avx_pinsr<ssevecsize>, *sse4_1_pinsrb,
1137 *sse2_pinsrw): Likewise.
1138 (sse_cvtss2siq, sse_cvtss2siq_2, sse_cvttss2siq): Don't print
1139 q suffix in -masm=intel mode.
1141 2009-11-25 Eric Botcazou <ebotcazou@adacore.com>
1146 * dwarf2out.c (dwarf2out_args_size_adjust): Rename to...
1147 (dwarf2out_stack_adjust): ...this. Do not adjust the arg size for
1148 ACCUMULATE_OUTGOING_ARGS targets. Rename former version to...
1149 (dwarf2out_notice_stack_adjust): ...this. Adjust for above renaming.
1150 (dwarf2out_frame_debug_expr): Revert previous change and adjust for
1152 (dwarf2out_frame_debug): Add ??? comment. Adjust for above renaming.
1154 2009-11-25 Uros Bizjak <ubizjak@gmail.com>
1156 * config/i386/predicates.md (emms_operation): New predicate.
1157 (vzeroupper_operation): Ditto.
1158 (vzeroall_operation): Improve pattern recognition.
1159 * config/i386/sse.md (avx_vzeroupper_rex64): Remove insn pattern.
1160 (avx_vzeroupper): Change insn pattern to expander.
1161 (*avx_vzeroupper): New insn pattern. Use vzeroupper_operation
1163 (*avx_vzeroall): Remove operands 1 and 2.
1164 * config/i386/mmx.md (mmx_emms): Change insn pattern to expander.
1166 (*mmx_emms): New insn pattern. Use emms_operation predicate.
1167 (*mmx_femms): Ditto.
1168 * config/i386/i386.c (enum ix86_builtins)
1169 <IX86_BUILTIN_VZEROUPPER_REX64>: Remove.
1170 (struct builtin_description) <CODE_FOR_avx_vzeroupper_rex64>:
1171 Remove initailization.
1172 <CODE_FOR_avx_vzeroupper>: Unconditionally initialize here.
1174 2009-11-25 Paul Brook <paul@codesourcery.com>
1176 * config/arm/arm.md (consttable_4): Handle (high ...).
1178 2009-11-25 Robert Nelson <robert.nelson@digikey.com>
1179 Richard Earnshaw <rearnsha@arm.com>
1181 * arm.h (enum vfp_reg_type): Add VFP_NONE.
1182 * arm.c (all_fpus): Use it for floating point units that aren't based
1183 on the VFP architecture.
1184 (aapcs_vfp_is_call_or_return_candidate): Make base_mode a pointer to
1187 2009-11-25 H.J. Lu <hongjiu.lu@intel.com>
1189 * alias.c: Remove trailing white spaces.
1190 * alloc-pool.c: Likewise.
1191 * alloc-pool.h: Likewise.
1192 * attribs.c: Likewise.
1193 * auto-inc-dec.c: Likewise.
1194 * basic-block.h: Likewise.
1195 * bb-reorder.c: Likewise.
1196 * bt-load.c: Likewise.
1197 * builtins.c: Likewise.
1198 * builtins.def: Likewise.
1199 * c-common.c: Likewise.
1200 * c-common.h: Likewise.
1201 * c-cppbuiltin.c: Likewise.
1202 * c-decl.c: Likewise.
1203 * c-format.c: Likewise.
1204 * c-lex.c: Likewise.
1205 * c-omp.c: Likewise.
1206 * c-opts.c: Likewise.
1207 * c-parser.c: Likewise.
1208 * c-pretty-print.c: Likewise.
1209 * c-tree.h: Likewise.
1210 * c-typeck.c: Likewise.
1211 * caller-save.c: Likewise.
1212 * calls.c: Likewise.
1214 * cfganal.c: Likewise.
1215 * cfgexpand.c: Likewise.
1216 * cfghooks.c: Likewise.
1217 * cfghooks.h: Likewise.
1218 * cfglayout.c: Likewise.
1219 * cfgloop.c: Likewise.
1220 * cfgloop.h: Likewise.
1221 * cfgloopmanip.c: Likewise.
1222 * cfgrtl.c: Likewise.
1223 * cgraph.c: Likewise.
1224 * cgraph.h: Likewise.
1225 * cgraphbuild.c: Likewise.
1226 * cgraphunit.c: Likewise.
1227 * cif-code.def: Likewise.
1228 * collect2.c: Likewise.
1229 * combine.c: Likewise.
1230 * convert.c: Likewise.
1231 * coverage.c: Likewise.
1232 * crtstuff.c: Likewise.
1234 * cselib.c: Likewise.
1235 * dbgcnt.c: Likewise.
1236 * dbgcnt.def: Likewise.
1237 * dbgcnt.h: Likewise.
1238 * dbxout.c: Likewise.
1242 * defaults.h: Likewise.
1243 * df-byte-scan.c: Likewise.
1244 * df-core.c: Likewise.
1245 * df-problems.c: Likewise.
1246 * df-scan.c: Likewise.
1249 * diagnostic.c: Likewise.
1250 * diagnostic.h: Likewise.
1251 * dominance.c: Likewise.
1252 * domwalk.c: Likewise.
1253 * double-int.c: Likewise.
1254 * double-int.h: Likewise.
1256 * dwarf2asm.c: Likewise.
1257 * dwarf2asm.h: Likewise.
1258 * dwarf2out.c: Likewise.
1259 * ebitmap.c: Likewise.
1260 * ebitmap.h: Likewise.
1261 * emit-rtl.c: Likewise.
1262 * et-forest.c: Likewise.
1263 * except.c: Likewise.
1264 * except.h: Likewise.
1265 * expmed.c: Likewise.
1268 * final.c: Likewise.
1269 * flags.h: Likewise.
1270 * fold-const.c: Likewise.
1271 * function.c: Likewise.
1272 * function.h: Likewise.
1273 * fwprop.c: Likewise.
1275 * gcov-dump.c: Likewise.
1276 * gcov-io.c: Likewise.
1277 * gcov-io.h: Likewise.
1280 * genattr.c: Likewise.
1281 * genattrtab.c: Likewise.
1282 * genautomata.c: Likewise.
1283 * genchecksum.c: Likewise.
1284 * genconfig.c: Likewise.
1285 * genflags.c: Likewise.
1286 * gengtype-parse.c: Likewise.
1287 * gengtype.c: Likewise.
1288 * gengtype.h: Likewise.
1289 * genmddeps.c: Likewise.
1290 * genmodes.c: Likewise.
1291 * genopinit.c: Likewise.
1292 * genpreds.c: Likewise.
1293 * gensupport.c: Likewise.
1294 * ggc-common.c: Likewise.
1295 * ggc-page.c: Likewise.
1296 * ggc-zone.c: Likewise.
1298 * gimple-iterator.c: Likewise.
1299 * gimple-low.c: Likewise.
1300 * gimple-pretty-print.c: Likewise.
1301 * gimple.c: Likewise.
1302 * gimple.def: Likewise.
1303 * gimple.h: Likewise.
1304 * gimplify.c: Likewise.
1305 * graphds.c: Likewise.
1306 * graphite-clast-to-gimple.c: Likewise.
1307 * gthr-nks.h: Likewise.
1308 * gthr-posix.c: Likewise.
1309 * gthr-posix.h: Likewise.
1310 * gthr-posix95.h: Likewise.
1311 * gthr-single.h: Likewise.
1312 * gthr-tpf.h: Likewise.
1313 * gthr-vxworks.h: Likewise.
1315 * haifa-sched.c: Likewise.
1316 * hard-reg-set.h: Likewise.
1317 * hooks.c: Likewise.
1318 * hooks.h: Likewise.
1319 * hosthooks.h: Likewise.
1320 * hwint.h: Likewise.
1321 * ifcvt.c: Likewise.
1322 * incpath.c: Likewise.
1323 * init-regs.c: Likewise.
1324 * integrate.c: Likewise.
1325 * ipa-cp.c: Likewise.
1326 * ipa-inline.c: Likewise.
1327 * ipa-prop.c: Likewise.
1328 * ipa-pure-const.c: Likewise.
1329 * ipa-reference.c: Likewise.
1330 * ipa-struct-reorg.c: Likewise.
1331 * ipa-struct-reorg.h: Likewise.
1332 * ipa-type-escape.c: Likewise.
1333 * ipa-type-escape.h: Likewise.
1334 * ipa-utils.c: Likewise.
1335 * ipa-utils.h: Likewise.
1337 * ira-build.c: Likewise.
1338 * ira-color.c: Likewise.
1339 * ira-conflicts.c: Likewise.
1340 * ira-costs.c: Likewise.
1341 * ira-emit.c: Likewise.
1342 * ira-int.h: Likewise.
1343 * ira-lives.c: Likewise.
1346 * lambda-code.c: Likewise.
1347 * lambda-mat.c: Likewise.
1348 * lambda-trans.c: Likewise.
1349 * lambda.h: Likewise.
1350 * langhooks.c: Likewise.
1352 * libgcov.c: Likewise.
1353 * lists.c: Likewise.
1354 * loop-doloop.c: Likewise.
1355 * loop-init.c: Likewise.
1356 * loop-invariant.c: Likewise.
1357 * loop-iv.c: Likewise.
1358 * loop-unroll.c: Likewise.
1359 * lower-subreg.c: Likewise.
1360 * lto-cgraph.c: Likewise.
1361 * lto-compress.c: Likewise.
1362 * lto-opts.c: Likewise.
1363 * lto-section-in.c: Likewise.
1364 * lto-section-out.c: Likewise.
1365 * lto-streamer-in.c: Likewise.
1366 * lto-streamer-out.c: Likewise.
1367 * lto-streamer.c: Likewise.
1368 * lto-streamer.h: Likewise.
1369 * lto-symtab.c: Likewise.
1370 * lto-wpa-fixup.c: Likewise.
1371 * matrix-reorg.c: Likewise.
1373 * mode-switching.c: Likewise.
1374 * modulo-sched.c: Likewise.
1375 * omega.c: Likewise.
1376 * omega.h: Likewise.
1377 * omp-low.c: Likewise.
1378 * optabs.c: Likewise.
1379 * optabs.h: Likewise.
1380 * opts-common.c: Likewise.
1382 * params.def: Likewise.
1383 * params.h: Likewise.
1384 * passes.c: Likewise.
1385 * plugin.c: Likewise.
1386 * postreload-gcse.c: Likewise.
1387 * postreload.c: Likewise.
1388 * predict.c: Likewise.
1389 * predict.def: Likewise.
1390 * pretty-print.c: Likewise.
1391 * pretty-print.h: Likewise.
1392 * print-rtl.c: Likewise.
1393 * print-tree.c: Likewise.
1394 * profile.c: Likewise.
1395 * read-rtl.c: Likewise.
1397 * recog.c: Likewise.
1398 * reg-stack.c: Likewise.
1399 * regcprop.c: Likewise.
1400 * reginfo.c: Likewise.
1401 * regmove.c: Likewise.
1402 * regrename.c: Likewise.
1404 * regstat.c: Likewise.
1405 * reload.c: Likewise.
1406 * reload1.c: Likewise.
1407 * resource.c: Likewise.
1409 * rtl.def: Likewise.
1411 * rtlanal.c: Likewise.
1412 * sbitmap.c: Likewise.
1413 * sched-deps.c: Likewise.
1414 * sched-ebb.c: Likewise.
1415 * sched-int.h: Likewise.
1416 * sched-rgn.c: Likewise.
1417 * sched-vis.c: Likewise.
1418 * sdbout.c: Likewise.
1419 * sel-sched-dump.c: Likewise.
1420 * sel-sched-dump.h: Likewise.
1421 * sel-sched-ir.c: Likewise.
1422 * sel-sched-ir.h: Likewise.
1423 * sel-sched.c: Likewise.
1424 * sel-sched.h: Likewise.
1427 * simplify-rtx.c: Likewise.
1428 * stack-ptr-mod.c: Likewise.
1430 * stor-layout.c: Likewise.
1431 * store-motion.c: Likewise.
1432 * stringpool.c: Likewise.
1433 * stub-objc.c: Likewise.
1434 * sync-builtins.def: Likewise.
1435 * target-def.h: Likewise.
1436 * target.h: Likewise.
1437 * targhooks.c: Likewise.
1438 * targhooks.h: Likewise.
1439 * timevar.c: Likewise.
1440 * tlink.c: Likewise.
1441 * toplev.c: Likewise.
1442 * toplev.h: Likewise.
1443 * tracer.c: Likewise.
1444 * tree-affine.c: Likewise.
1445 * tree-affine.h: Likewise.
1446 * tree-browser.def: Likewise.
1447 * tree-call-cdce.c: Likewise.
1448 * tree-cfg.c: Likewise.
1449 * tree-cfgcleanup.c: Likewise.
1450 * tree-chrec.c: Likewise.
1451 * tree-chrec.h: Likewise.
1452 * tree-complex.c: Likewise.
1453 * tree-data-ref.c: Likewise.
1454 * tree-data-ref.h: Likewise.
1455 * tree-dfa.c: Likewise.
1456 * tree-dump.c: Likewise.
1457 * tree-dump.h: Likewise.
1458 * tree-eh.c: Likewise.
1459 * tree-flow-inline.h: Likewise.
1460 * tree-flow.h: Likewise.
1461 * tree-if-conv.c: Likewise.
1462 * tree-inline.c: Likewise.
1463 * tree-into-ssa.c: Likewise.
1464 * tree-loop-distribution.c: Likewise.
1465 * tree-loop-linear.c: Likewise.
1466 * tree-mudflap.c: Likewise.
1467 * tree-nested.c: Likewise.
1468 * tree-nomudflap.c: Likewise.
1469 * tree-nrv.c: Likewise.
1470 * tree-object-size.c: Likewise.
1471 * tree-optimize.c: Likewise.
1472 * tree-outof-ssa.c: Likewise.
1473 * tree-parloops.c: Likewise.
1474 * tree-pass.h: Likewise.
1475 * tree-phinodes.c: Likewise.
1476 * tree-predcom.c: Likewise.
1477 * tree-pretty-print.c: Likewise.
1478 * tree-profile.c: Likewise.
1479 * tree-scalar-evolution.c: Likewise.
1480 * tree-ssa-address.c: Likewise.
1481 * tree-ssa-alias.c: Likewise.
1482 * tree-ssa-ccp.c: Likewise.
1483 * tree-ssa-coalesce.c: Likewise.
1484 * tree-ssa-copy.c: Likewise.
1485 * tree-ssa-copyrename.c: Likewise.
1486 * tree-ssa-dce.c: Likewise.
1487 * tree-ssa-dom.c: Likewise.
1488 * tree-ssa-dse.c: Likewise.
1489 * tree-ssa-forwprop.c: Likewise.
1490 * tree-ssa-ifcombine.c: Likewise.
1491 * tree-ssa-live.c: Likewise.
1492 * tree-ssa-live.h: Likewise.
1493 * tree-ssa-loop-ch.c: Likewise.
1494 * tree-ssa-loop-im.c: Likewise.
1495 * tree-ssa-loop-ivcanon.c: Likewise.
1496 * tree-ssa-loop-ivopts.c: Likewise.
1497 * tree-ssa-loop-manip.c: Likewise.
1498 * tree-ssa-loop-niter.c: Likewise.
1499 * tree-ssa-loop-prefetch.c: Likewise.
1500 * tree-ssa-loop-unswitch.c: Likewise.
1501 * tree-ssa-loop.c: Likewise.
1502 * tree-ssa-math-opts.c: Likewise.
1503 * tree-ssa-operands.c: Likewise.
1504 * tree-ssa-operands.h: Likewise.
1505 * tree-ssa-phiopt.c: Likewise.
1506 * tree-ssa-phiprop.c: Likewise.
1507 * tree-ssa-pre.c: Likewise.
1508 * tree-ssa-propagate.c: Likewise.
1509 * tree-ssa-reassoc.c: Likewise.
1510 * tree-ssa-sccvn.c: Likewise.
1511 * tree-ssa-sink.c: Likewise.
1512 * tree-ssa-structalias.c: Likewise.
1513 * tree-ssa-ter.c: Likewise.
1514 * tree-ssa-threadedge.c: Likewise.
1515 * tree-ssa-threadupdate.c: Likewise.
1516 * tree-ssa-uncprop.c: Likewise.
1517 * tree-ssa.c: Likewise.
1518 * tree-ssanames.c: Likewise.
1519 * tree-switch-conversion.c: Likewise.
1520 * tree-tailcall.c: Likewise.
1521 * tree-vect-data-refs.c: Likewise.
1522 * tree-vect-generic.c: Likewise.
1523 * tree-vect-loop-manip.c: Likewise.
1524 * tree-vect-loop.c: Likewise.
1525 * tree-vect-patterns.c: Likewise.
1526 * tree-vect-slp.c: Likewise.
1527 * tree-vect-stmts.c: Likewise.
1528 * tree-vectorizer.c: Likewise.
1529 * tree-vectorizer.h: Likewise.
1530 * tree-vrp.c: Likewise.
1532 * tree.def: Likewise.
1534 * treestruct.def: Likewise.
1535 * unwind-compat.c: Likewise.
1536 * unwind-dw2-fde-glibc.c: Likewise.
1537 * unwind-dw2.c: Likewise.
1538 * value-prof.c: Likewise.
1539 * value-prof.h: Likewise.
1540 * var-tracking.c: Likewise.
1541 * varasm.c: Likewise.
1542 * varpool.c: Likewise.
1545 * vmsdbgout.c: Likewise.
1547 * xcoffout.c: Likewise.
1549 2009-11-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1551 * pa.c (output_call): Only use sr4 for long interspace calls if
1552 call binds local and generating non PIC code.
1553 (attr_length_call): Adjust length calculation for above.
1555 2009-11-25 Uros Bizjak <ubizjak@gmail.com>
1557 * config/i386/i386.md (plusminus_carry_mnemonic): New code attribute.
1558 (add<mode>3_carry): Change operand order of plus RTX.
1559 (*add<mode>3_carry): Ditto.
1560 (*addsi3_carry_zext): Ditto.
1561 (*add<dwi>3_doubleword): Update for changed operand order.
1562 (*negti2_1 splitter): Ditto.
1563 (*negdi2_1 splitter): Ditto.
1564 (<plusminus_insn><mode>3_carry): Macroize expander from
1565 {add,sub}<mode>3_carry patterns using plusminus code iterator.
1566 (*<plusminus_insn><mode>3_carry): Macroize insn from
1567 *{add,sub}<mode>3_carry patetrns using plusminus code iterator.
1568 (neg<mode>2): Macroize expander from neg{qi,hi,si,di,ti}2
1569 patterns using SDWIM mode iterator.
1570 (*neg<dwi>2_doubleword): New insn_and_split pattern. Macroize
1571 pattern from *neg{di,ti}2_1 patterns and corresponding splitters
1572 using DWIH mode iterator.
1573 (*neg<mode>2_1): Macroize insn from neg{qi,hi,si,di}2_1 patterns
1574 using SWI mode iterator.
1575 (*neg<mode>2_cmpz): Ditto from neg{qi,hi,si,di}2_cmpz patterns.
1576 (one_cmpl<mode>2): Macroize expander from one_cmpl{qi,hi,si,di}2
1577 patterns using SWIM mode iterator.
1578 (*one_cmpl<mode>2_1): Macroize insn from one_cmpl{hi,si,di}2_1
1579 patterns using SWI248 mode iterator.
1580 (*one_cmpl<mode>2_2): Macroize insn from one_cmpl{qi,hi,si,di}2_2
1581 patterns using SWI mode iterator.
1582 (*one_cmpl<mode>2_2 splitter): Macroize splitter from
1583 one_cmpl{qi,hi,si,di}2_2 splitter patterns using SWI mode iterator.
1585 2009-11-24 Michael Matz <matz@suse.de>
1587 * expr.c (set_storage_via_libcall): Fix build_call_expr call.
1589 2009-11-24 David Binderman <dcb314@hotmail.com>
1591 * expr.c (store_field): Remove set but not used local variable
1593 (expand_expr_real_2): Remove treeop2.
1594 * gcse.c (update_ld_motion_stores): Remove new_rtx.
1595 * haifa-sched.c (max_issue): Remove points.
1596 (sched_create_recovery_edges): Remove e.
1597 * ira-costs.c (setup_allocno_cover_class_and_costs): Remove mode.
1599 2009-11-24 Nick Clifton <nickc@redhat.com>
1601 * config/v850/v850.c (function_arg): Fix handling of zero-length
1604 2009-11-24 Michael Matz <matz@suse.de>
1606 * tree.h (union tree_ann_d): Don't declare.
1607 (tree_base): Remove ann field.
1608 (struct var_ann_d): Declare forward.
1609 (tree_result_decl, tree_parm_decl, tree_var_decl): Add ann field.
1610 (DECL_VAR_ANN_PTR): New macro.
1611 * tree-dfa.c (create_var_ann): Rewrite in terms of above macro,
1612 accept only VAR, PARM or RESULT decls.
1613 (create_tree_common_ann): Remove.
1614 (remove_referenced_var): Use DECL_VAR_ANN_PTR.
1615 * tree-eh.c (lookup_expr_eh_lp): Remove.
1616 * tree-flow-inline.h (var_ann, get_var_ann): Rewrite in terms of
1618 (ann_type, tree_common_ann, get_tree_common_ann): Remove.
1619 * tree-flow.h (enum tree_ann_type): Remove.
1620 (struct tree_ann_common_d): Remove.
1621 (struct var_ann_d): Remove common field.
1622 (union tree_ann_d): Remove.
1623 (tree_ann_t, tree_ann_common_t): Remove typedefs.
1624 (tree_common_ann, get_tree_common_ann, ann_type,
1625 create_tree_common_ann, lookup_expr_eh_lp): Don't declare.
1626 * tree-ssa.c (delete_tree_ssa): Use DECL_VAR_ANN_PTR.
1627 * tree.c (copy_node_stat): Use DECL_VAR_ANN_PTR.
1628 * builtins.c (expand_builtin_memcpy): Use
1629 currently_expanding_gimple_stmt instead of tree annotation.
1630 (expand_builtin_memset_args): Ditto.
1631 * cfgexpand.c (currently_expanding_gimple_stmt): Add global variable.
1632 (expand_call_stmt): Don't set tree annotation.
1633 (expand_gimple_basic_block): Set currently_expanding_gimple_stmt.
1634 * expr.c (expand_expr_real): Don't call lookup_expr_eh_lp.
1635 * gimple.h (currently_expanding_gimple_stmt): Declare.
1637 2009-11-24 Paolo Carlini <paolo.carlini@oracle.com>
1639 * dwarf2out.c (add_location_or_const_value_attribute): Remove
1640 useless NOTE_VAR_LOCATION_STATUS call.
1641 * cfgrtl.c (commit_one_edge_insertion): Remove useless loop, tidy.
1643 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
1645 * lto-wrapper.c (lto_wrapper_exit): Don't try to delete files if
1646 being called recursively.
1648 2009-11-24 Basile Starynkevitch <basile@starynkevitch.net>
1650 * Makefile.in (PLUGIN_HEADERS): Added files: cppdefault.h flags.h
1651 $(MD5_H) params.def params.h prefix.h tree-inline.h.
1653 2009-11-24 Paul Brook <paul@codesourcery.com>
1655 * gcc/config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Fix comment
1658 2009-11-24 Julian Brown <julian@codesourcery.com>
1659 Paul Brook <paul@codesourcery.com>
1661 * config/arm/arm.c (TARGET_DWARF_REGISTER_SPAN): Define.
1662 (arm_dwarf_register_span): New function.
1663 (arm_dbx_register_number): Add VFPv3 dwarf numbering.
1665 2009-11-24 David Binderman <dcb314@hotmail.com>
1667 * cfgrtl.c (commit_one_edge_insertion): Remove set but not used
1668 local variable bb_note.
1669 * dominance.c (get_dominated_by): Likewise local var n.
1670 (output_file_names): Likewise local var idx.
1671 (add_location_or_const_value_attribute): Likewise local var status.
1672 * dwarf2out.c (gen_variable_die): Likewise local var field.
1673 * emit-rtl.c (no_line_numbers): Remove.
1674 (init_emit_once): Remove line_numbers parameter.
1675 * rtl.h (init_emit_once): Adjust prototype.
1676 * toplev.c (backend_init): Adjust init_emit_once call.
1678 2009-11-24 Richard Guenther <rguenther@suse.de>
1680 PR tree-optimization/42142
1681 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
1682 Handle iv-dependent (non-)kills properly.
1683 (mark_aliased_reaching_defs_necessary): Pass the basic-block
1684 of the reference statement to mark_aliased_reaching_defs_necessary_1.
1686 2009-11-24 Martin Jambor <mjambor@suse.cz>
1688 PR tree-optimization/42154
1689 * tree-sra.c (struct access): Added comments.
1690 (sra_modify_expr): Build references to the old aggregate with
1691 build_ref_for_offset instead of reusing access->expr.
1692 (load_assign_lhs_subreplacements): Likewise.
1694 2009-11-24 Uros Bizjak <ubizjak@gmail.com>
1696 * config/i386/i386.md (add<mode>3_carry): Change insn pattern
1698 (sub<mode>3_carry): Ditto.
1699 (x86_mov<mode>cc_0_m1): Ditto.
1700 (*add<mode>3_carry): New insn pattern. Use VOIDmode match_operator
1701 for ix86_carry_flag_operator operator predicate.
1702 (*sub<mode>3_carry): Ditto.
1703 (*x86_mov<mode>cc_0_m1): Ditto.
1704 (*addsi3_carry_zext): Use VOIDmode match_operator for
1705 ix86_carry_flag_operator operator predicate.
1706 (*subsi3_carry_zext): Ditto.
1707 (*x86_mov<mode>cc_0_m1_s): Ditto.
1708 (*x86_mov<mode>cc_0_m1_neg): Ditto.
1709 * config/i386/predocates.md (ix86_carry_flag_operator): Do not
1710 check operator sub-expressions for FLAGS_REG and const0_rtx.
1711 * config/i386/i386.c (*ix86_gen_sub3_carry): Update prototype.
1712 (ix86_expand_int_movcc): Update calls to gen_x86_mov{si,di}cc_0_m1.
1713 (ix86_expand_int_addcc): Update calls to
1714 gen_{add,sub}{qi,hi,si,di}3_carry. Do not set mode of compare_op.
1715 (ix86_expand_strlensi_unroll_1): Update calls to ix86_gen_sub3_carry.
1716 Do not set mode of compare operation.
1718 2009-11-23 Jan Hubicka <jh@suse.cz>
1721 * ipa-inline.c (inline_transform): Avoid ICE when transform is called
1724 2009-11-23 Jan Hubicka <jh@suse.cz>
1726 * ipa-cp.c (ipcp_compute_node_scale): Work around completely
1727 wrong profile updates.
1728 * predict.c (counts_to_freqs): Be expected for ENTRY/EXIT block
1729 having largest frequency.
1730 * ira-live.c (ira_implicitly_set_insn_hard_regs): Silecne
1731 used uninitalized warning.
1732 * tree-optimize.c (execute_fixup_cfg): Rescale entry and exit block
1735 2009-11-23 Uros Bizjak <ubizjak@gmail.com>
1737 * config/alpha/alpha.md (*cmp_sadd_sidi): Use gen_lowpart instead
1738 of gen_rtx_REG to generate operand 5.
1739 (*cmp_ssub_sidi): Ditto.
1741 2009-11-23 Richard Henderson <rth@redhat.com>
1743 * config/i386/i386.c (avx_vpermilp_parallel): Fix sign compare
1746 2009-11-23 Paul Brook <paul@codesourcery.com>
1748 * config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Add special
1749 case for noreturn functions.
1750 (arm_compute_save_reg_mask): Remove special noreturn handling.
1752 2009-11-23 Richard Guenther <rguenther@suse.de>
1754 * tree-dfa.c (get_ref_base_and_extent): Adjust maximum access
1755 size for DECL bases.
1757 2009-11-22 Richard Henderson <rth@redhat.com>
1759 * i386.c (avx_vpermilp_parallel): New function.
1760 * i386-protos.h: Declare it.
1761 * predicates.md (avx_vpermilp_v8sf_operand, avx_vpermilp_v4df_operand,
1762 avx_vpermilp_v4sf_operand, avx_vpermilp_v2df_operand): New.
1763 * sse.md (AVXMODEFDP, AVXMODEFSP): New iterators.
1764 (ssescalarnum, ssedoublesizemode): Add AVX modes.
1765 (vpermilbits): Remove.
1766 (avx_vpermil<mode>): Change insns to expanders.
1767 (*avx_vpermil<mode>): New. Use vec_select.
1769 2009-11-22 Richard Earnshaw <rearnsha@arm.com>
1771 * opts.c (decode_options): Don't enable flag_schedule_insns
1772 when optimizing for size.
1773 * doc/invoke.texi: Document change.
1775 2009-11-22 Uros Bizjak <ubizjak@gmail.com>
1778 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
1779 of scratch register to SImode.
1780 (*cmp_sadd_sidi): Ditto.
1781 (*cmp_ssub_si): Ditto.
1782 (*cmp_ssub_sidi): Ditto.
1784 2009-11-21 Ian Lance Taylor <iant@google.com>
1786 * Makefile.in (HOST_LIBS): Move higher in file.
1787 (LINKER, LINKER_FLAGS): If ENABLE_BUILD_WITH_CXX, but $(HOST_LIBS)
1788 is not empty, set to $(CC) and $(CFLAGS).
1790 2009-11-22 Martin Jambor <mjambor@suse.cz>
1792 * tree-cfg.c (verify_types_in_gimple_reference): Error out on
1793 V_C_E of an SSA_NAME or an invariant if lvalue is required.
1794 (verify_gimple_call): Verify LHS also with with
1795 verify_types_in_gimple_reference.
1797 2009-11-21 Martin Jambor <mjambor@suse.cz>
1800 * tree-sra.c (access_precludes_ipa_sra_p): New function.
1801 (splice_param_accesses): Check all accesses by calling
1802 access_precludes_ipa_sra_p.
1803 (sra_ipa_modify_expr): Rename argument erite to dont_convert and do
1804 not convert types if it is true.
1805 (sra_ipa_modify_assign): Convert types in case of mismatch.
1807 2009-11-21 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1809 * config/sh/sh.md (cmpeqsi_t-1): Use logical_operand predicate
1812 2009-11-21 Adam Nemet <adambnemet@gmail.com>
1814 * config/mips/mips-protos.h (mulsidi3_gen_fn): New typedef.
1815 (mips_mulsidi3_gen_fn): Declare new function.
1816 * config/mips/mips.c (mips_mulsidi3_gen_fn): New function.
1817 * config/mips/mips.md (<u>mulsidi3): Change condition to use
1818 mips_mulsidi3_gen_fn. Use mips_mulsidi3_gen_fn to generate the insn.
1819 (<u>mulsidi3_64bit): Don't match for ISA_HAS_DMUL3.
1820 (mulsidi3_64bit_dmul): New define_insn.
1822 2009-11-21 Ben Elliston <bje@au.ibm.com>
1824 * gengtype-lex.l: Enable noinput flex option.
1825 (YY_NO_INPUT): Remove define.
1827 2009-11-21 Alexandre Oliva <aoliva@redhat.com>
1829 * tree-ssa.c (find_released_ssa_name): Handle NULL wi.
1830 (insert_debug_temp_for_var_def): Handle degenerate PHI nodes.
1831 (insert_debug_temps_for_defs): Handle PHI nodes.
1832 * tree-ssa-dom.c (degenerate_phi_result): Don't crash on released
1835 2009-11-21 Alexandre Oliva <aoliva@redhat.com>
1837 * tree-ssa-pre.c (remove_dead_inserted_code): Don't release_defs
1838 after remove_phi_node.
1840 2009-11-21 Alexandre Oliva <aoliva@redhat.com>
1842 PR tree-optimization/42078
1843 * gimple.h (gimple_replace_lhs): New declaration.
1844 * gimple.c (gimple_replace_lhs): New function.
1845 * tree-ssa-math-opts.c (execute_cse_reciprocals): Call it before
1848 2009-11-20 Sebastian Pop <sebastian.pop@amd.com>
1850 * config/i386/sse.md (*xop_pmacsdql_mem): Don't call reg_mentioned_p.
1851 (xop_mulv2div2di3_low): Same.
1852 (*xop_pmacsdqh_mem): Same.
1854 2009-11-20 Richard Henderson <rth@redhat.com>
1856 * config/i386/i386-builtin-types.awk: New file.
1857 * config/i386/i386-builtin-types.def: New file.
1858 * config/i386/t-i386: Use them to build i386-builtin-types.inc.
1859 * config/i386/i386.c: Include it.
1860 (ix86_builtin_type_tab, ix86_get_builtin_type): New.
1861 (ix86_builtin_func_type_tab, ix86_get_builtin_func_type): New.
1862 (struct builtin_isa): Remove GTY marker. Replace tree type with
1863 ix86_builtin_func_type; add set_and_not_built_p.
1864 (def_builtin): Change type parameter to tcode; use
1865 ix86_get_builtin_func_type; update all callers. Accept zero mask
1866 to mean the builtin is unconditionally available.
1867 (ix86_add_new_builtins): Use set_and_not_built_p instead of type
1869 (enum ix86_special_builtin_type, enum ix86_builtin_type): Remove.
1870 Update some users to rationalized enumeration codes from new include.
1871 (enum multi_arg_type): Remove. Replace all enumeration values
1872 with defines to new ix86_builtin_func_type.
1873 (ix86_init_mmx_sse_builtins): Don't build any types here. Defer
1874 all type resolution to def_builtin.
1875 (ix86_init_builtin_types): Split out from ...
1876 (ix86_init_builtins): ... here. Use ix86_get_builtin_func_type.
1878 2009-11-20 Michael Meissner <meissner@linux.vnet.ibm.com>
1881 * config/rs6000/rs6000.c (struct machine_function): Revert
1882 2009-10-23 change to set VRSAVE to non-0 if we use VSX.
1883 (rs6000_expand_to_rtl_hook): Ditto.
1884 (rs6000_check_vector_mode): Ditto.
1885 (compute_vrsave_mask): Ditto.
1887 2009-11-20 Paul Brook <paul@codesourcery.com>
1889 * doc/invoke.texi: Document ARM -mcpu=cortex-a5.
1890 * config/arm/arm-cores.def: Add cortex-a5.
1891 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a5.
1892 * config/arm/arm-tune.md: Regenerate.
1894 2009-11-20 Olga Golovanevsky <olga@il.ibm.com>
1897 * ipa-struct-reorg.c (find_pos_in_stmt): New parameter.
1898 (ref_pos): New field in structure.
1899 (insert_new_var_in_stmt): New function.
1902 2009-11-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1904 * config.gcc (alpha*-dec-osf[45]*): Set use_gcc_stdint.
1905 * config/alpha/osf.h (SIG_ATOMIC_TYPE): Define.
1906 (INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE): Define.
1907 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
1908 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
1909 INT_LEAST64_TYPE): Define.
1910 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
1911 UINT_LEAST64_TYPE): Define.
1912 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
1913 INT_FAST64_TYPE): Define.
1914 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
1915 UINT_FAST64_TYPE): Define.
1916 (INTPTR_TYPE, UINTPTR_TYPE): Define.
1918 2009-11-20 Julian Brown <julian@codesourcery.com>
1920 * config/arm/arm.h (ASM_OUTPUT_REG_PUSH): Handle STATIC_CHAIN_REGNUM
1921 specially for Thumb-1.
1922 (ASM_OUTPUT_REG_POP): Likewise.
1924 2009-11-19 Jason Merrill <jason@redhat.com>
1926 * dwarf2out.c (get_context_die): Take TYPE_MAIN_VARIANT.
1928 2009-11-19 Basile Starynkevitch <basile@starynkevitch.net>
1929 Rafael Avila de Espindola <espindola@google.com>
1931 * doc/plugins.texi (Plugin initialization): Added advices for
1932 retrieving the version of GCC at plugin compilation and loading times.
1934 2009-11-19 Basile Starynkevitch <basile@starynkevitch.net>
1936 * plugin.c (FMT_FOR_PLUGIN_EVENT): added definition.
1937 (dump_active_plugins): output to file everything. Use
1938 internationalized dump & FMT_FOR_PLUGIN_EVENT.
1940 2009-11-19 Richard Guenther <rguenther@suse.de>
1942 * gimple.c (canonicalize_cond_expr_cond): Strip conversions
1943 around truth-valued expressions.
1944 * tree.c (free_lang_data): Untangle check for LTO frontend.
1946 2009-11-19 Jakub Jelinek <jakub@redhat.com>
1948 * tree.c (need_assembler_name_p): Use cgraph_get_node instead
1949 of cgraph_node_for_decl.
1950 * cgraph.h (cgraph_node_for_decl): Remove prototype.
1951 * cgraph.c (cgraph_node_for_decl): Remove.
1952 (cgraph_get_node): Just return NULL if !cgraph_hash.
1954 2009-11-19 Paul Brook <paul@codesourcery.com>
1956 * config.gcc: Add new ARM --with-fpu options.
1957 * doc/invoke.texi: Docuent ARM -mfpu=fpv4-sp-d16.
1958 * config/arm/arm.c (all_fpus): Add fpv4-sp-d16.
1960 2009-11-18 Richard Guenther <rguenther@suse.de>
1962 * gimple.h (union gimple_statement_d): Add gsmembase member.
1963 (gimple_vuse_op): Use gsmembase for access.
1964 (gimple_vdef_op): Likewise.
1965 (gimple_vuse): Likewise.
1966 (gimple_vdef): Likewise.
1967 (gimple_vuse_ptr): Likewise.
1968 (gimple_vdef_ptr): Likewise.
1969 (gimple_set_vuse): Likewise.
1970 (gimple_set_vdef): Likewise.
1971 * gsstruct.def (GSS_WITH_MEM_OPS_BASE): Add.
1973 2009-11-18 Daniel Jacobowitz <dan@codesourcery.com>
1975 * doc/arm-neon-intrinsics.texi: Regenerated.
1977 2009-11-18 Daniel Jacobowitz <dan@codesourcery.com>
1979 * config/arm/neon-docgen.ml (analyze_shape_elt): Handle alternatives.
1981 2009-11-18 Paul Brook <paul@codesourcery.com>
1982 Daniel Jacobowitz <dan@codesourcery.com>
1984 * config/arm/arm.c (FL_ARCH7EM, FL_FOR_ARCH7EM): Define.
1985 (arm_arch7em): New variable.
1986 (all_architectures): Add armv7e-m.
1987 (arm_override_options): Set arm_arch7em.
1988 * config/arm/arm.h (TARGET_DSP_MULTIPLY, TARGET_INT_SIMD):
1989 Include arm_arch7em.
1990 (arm_arch7em): Declare.
1992 2009-11-18 Richard Guenther <rguenther@suse.de>
1994 * lto-streamer-in.c (input_gimple_stmt): Assert that we find
1995 a valid field decl if checking is enabled.
1997 2009-11-18 Martin Jambor <mjambor@suse.cz>
1999 * ipa-prop.h (struct ipa_param_call_note): New field lto_stmt_uid.
2000 (lto_ipa_fixup_call_notes): Declare.
2001 * ipa-prop.c (ipa_note_param_call): Store gimple uid.
2002 (update_call_notes_after_inlining): Copy call stmt uid to the new
2004 (ipa_write_param_call_note): New function.
2005 (ipa_read_param_call_note): New function
2006 (ipa_write_node_info): Write also param call notes. Removed a bogus
2007 comment, reformatted to fit 80 columns.
2008 (ipa_read_node_info): Read also param call notes. Removed a bogus
2009 comment. Remove ipa_edge_args_vector growth.
2010 (lto_ipa_fixup_call_notes): New function.
2011 * ipa-cp.c (pass_ipa_cp): Add stmt_fixup hook.
2012 * ipa-inline.c (cgraph_mark_inline_edge): Perform indirect
2013 inlining regardless of flag_wpa.
2014 (cgraph_decide_inlining_of_small_functions): Likewise.
2015 (cgraph_decide_inlining): Likewise.
2016 (inline_read_summary): Likewise.
2018 2009-11-18 Jan Hubicka <jh@suse.cz>
2020 * predict.c (compute_function_frequency): Export.
2021 * predict.h (compute_function_frequency): Declare.
2022 * tree-optimize.c (execute_fixup_cfg): Rescale frequencies.
2024 2009-11-18 Martin Jambor <mjambor@suse.cz>
2026 * passes.c (ipa_write_summaries): Call renumber_gimple_stmt_uids
2027 on all nodes we write summaries for.
2029 2009-11-18 Shujing Zhao <pearly.zhao@oracle.com>
2032 * params.def (PARAM_INLINE_UNIT_GROWTH, PARAM_IPCP_UNIT_GROWTH)
2033 (PARAM_EARLY_INLINING_INSNS, PARAM_IRA_MAX_LOOPS_NUM)
2034 (PARAM_IRA_MAX_CONFLICT_TABLE_SIZE)
2035 (PARAM_LOOP_INVARIANT_MAX_BBS_IN_LOOP)
2036 (PARAM_MIN_INSN_TO_PREFETCH_RATIO)
2037 (PARAM_PREFETCH_MIN_INSN_TO_MEM_RATIO)
2038 (PARAM_IPA_SRA_PTR_GROWTH_FACTOR): Uppercase the first letter of the
2041 2009-11-18 Jakub Jelinek <jakub@redhat.com>
2043 * dwarf2out.c (loc_list_from_tree): Don't call rtl_for_decl_location
2045 (rtl_for_decl_location): Try harder to get a rtl for TREE_STATIC vars.
2048 * cgraph.h (struct cgraph_node): Add same_body and same_body_alias
2050 (cgraph_same_body_alias, cgraph_remove_same_body_alias): New
2052 * cgraphunit.c (cgraph_expand_function, cgraph_emit_thunks,
2053 cgraph_materialize_all_clones): Handle same_body aliases.
2054 * cgraph.c (cgraph_allocate_node): New function.
2055 (cgraph_create_node): Use it.
2056 (cgraph_node_for_decl, cgraph_node, cgraph_get_node,
2057 cgraph_node_for_asm, cgraph_remove_node): Handle same_body aliases.
2058 (cgraph_same_body_alias, cgraph_remove_same_body_alias): New
2060 * lto-cgraph.c (lto_output_node): Stream out same_body aliases.
2061 (input_node): Stream in same_body aliases.
2062 * lto-symtab.c (lto_cgraph_replace_node): Clear node pointers
2063 for same_body aliases.
2064 (lto_symtab_merge_cgraph_nodes_1): Handle same_body aliases.
2066 2009-11-18 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2069 * config/darwin.h: Use the extension stub libraries to access
2070 current libgcc_s features.
2072 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
2075 * tree-vect-loop.c (vect_loop_kill_debug_uses): New.
2076 (vect_transform_loop): Call it.
2078 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
2080 * tree-ssa.c (insert_debug_temp_for_var_def): Fix handling of
2083 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
2087 * graphite-scop-detection.c (stmt_simple_for_scop_p): Debug stmts
2089 * graphite-sese-to-poly.c (graphite_stmt_p): Likewise.
2090 (try_generate_gimple_bb): Skip debug stmts when finding data refs.
2091 * sese.c (sese_build_liveouts_bb): Skip debug stmts.
2092 (sese_bad_liveouts_use): New.
2093 (sese_reset_debug_liveouts_bb): New.
2094 (sese_build_liveouts): Use it.
2095 (rename_variables_in_stmt): Reset debug stmts rather than creating
2097 (expand_scalar_variable_stmt): Likewise.
2099 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
2101 * df-scan.c (df_ref_create): Don't mark BB as dirty on debug insns.
2102 (df_ref_remove): Likewise.
2104 2009-11-17 Jan Hubicka <jh@suse.cz>
2106 * ipa-struct-reorg.c (update_cgraph_with_malloc_call): Fix profile
2109 2009-11-17 Eric Botcazou <ebotcazou@adacore.com>
2111 * toplev.c (process_options): Remove dead code.
2112 * doc/invoke.texi (-frename-registers): Mention -fpeel-loops.
2114 2009-11-17 Rafael Avila de Espindola <espindola@google.com>
2116 * lto-symtab.c (lto_symtab_resolve_symbols): Always initialize the
2119 2009-11-17 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2121 PR tree-optimization/41857
2122 * tree-ssa-address.c (move_hint_to_base): Use void pointer to
2123 TYPE's address space instead of pointer to TYPE.
2125 2009-11-17 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2127 * reload.c (find_reloads_address): Fix typo.
2129 2009-11-17 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2131 * config/spu/spu.c (get_pic_reg): Use LAST_ARG_REGNUM as PIC
2132 registers in leaf functions if possible.
2134 2009-11-17 Maxim Kuvyrkov <maxim@codesourcery.com>
2136 * config/m68k/m68k-devices.def: Add MCF5441x family.
2138 2009-11-17 Jan Hubicka <jh@suse.cz>
2140 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Do not access
2142 * cgraphunit.c (verify_cgraph_node): Verify frequencies for match.
2144 2009-11-17 Uros Bizjak <ubizjak@gmail.com>
2146 * config/i386/predicates.md (x86_64_szext_general_operand): Do not
2147 nest ior expressions.
2148 (x86_64_szext_nonmemory_operand): Ditto.
2149 (call_insn_operand): Ditto.
2151 2009-11-16 Alexandre Oliva <aoliva@redhat.com>
2153 * stmt.c (expand_asm_stmt): Get locus from stmt.
2155 2009-11-16 Alexandre Oliva <aoliva@redhat.com>
2157 * tree-cfg.c (gimple_redirect_edge_and_branch) <case GIMPLE_ASM>:
2158 Create the decl label for the new dest block on demand. Require
2159 a fallthrough edge if no asm labels were redirected.
2161 2009-11-16 Uros Bizjak <ubizjak@gmail.com>
2163 * config/i386/i386.md (cbranchsi4): Use nonimmediate_operand for
2164 operand 1 predicate.
2165 (cstoresi4): Ditto for operand 2.
2166 (cbranch<mode>4): Macroize expander from cbranch{qi,hi,si,di,ti}4
2167 patterns using SDWIM mode iterator.
2168 (cstore<mode>4): Macroize expander from cstore{qi,hi,si,di}4 patterns
2169 using SWIM mode iterator.
2170 (cmpdi_1): Rename from cmpdi_1_rex64.
2171 (cmp<mode>_1): Macroize expander from cmp{si,di}_1 patterns using
2172 SWI48 mode iterator.
2173 (*cmp<mode>_1): Macroize insn from *cmp{qi,hi,si,di}_1_insn patterns
2174 using SWI mode iterator.
2175 (*cmp<mode>_ccno_1): Ditto from *cmp{qi,hi,si,di}_ccno_1.
2176 (*cmp<mode>_minus_1): Ditto from *cmp{qi,hi,si,di}_minus_1.
2177 (*cmpqi_ext_3_insn): Make private.
2178 (*cmpqi_ext_3_insn_rex64): Make private.
2179 (cmpstrnsi): Update for renamed cmpdi_1_rex64.
2180 * config/i386/predicates.md (cmpsi_operand): Remove.
2182 2009-11-16 Paul Brook <paul@codesourcery.com>
2184 * doc/invoke.texi: Document ARM VFPv4 based FPUs.
2185 * config/arm/arm.c (all_fpus): Add VFPv4 entries.
2187 2009-11-14 Jan Hubicka <jh@suse.cz>
2189 * cgraphbuild.c (compute_call_stmt_bb_frequency): Use proper
2191 * cgraph.c (cgraph_clone_edge): Avoid freq_scale 0 to completely
2192 zero out all callees.
2193 * cgraphunit.c (verify_cgraph_node): Verify cgraph nodes for
2194 frequency and count match.
2195 * ipa-inline.c (update_noncloned_frequencies): New function.
2196 (cgraph_clone_inlined_nodes): Use it.
2197 * tree-inline.c (copy_bb): Fix frequency scaling; output
2198 diagnostic on frequency mismatches to dump file.
2199 (initialize_cfun): Do not scale frequency; fix count scaling;
2200 initialize entry and exit block frequencies; copy profile info.
2201 (copy_cfg_body): Use frequency_scale as argument; fix count scaling.
2202 (copy_body): Use frequency_scale as argument.
2203 (expand_call_inline): Compute frequency scale and output diagnostic
2205 (delete_unreachable_blocks_update_callgrah): Remove checking that
2206 has to be done after edge redirection.
2207 (tree_function_versioning): Update initialize_cfun and copy_body call.
2209 2009-11-14 Jan Hubicka <jh@suse.cz>
2211 * cgraph.c (cgraph_release_function_body): Update use of
2212 ipa_transforms_to_apply.
2213 (cgraph_remove_node): Remove ipa_transforms_to_apply.
2214 * cgraph.h (struct cgraph_node): Add ipa_transforms_to_apply.
2215 * cgraphunit.c (save_inline_function_body): Clear ipa_transforms for
2217 (cgraph_materialize_clone): Remove original if dead.
2218 * lto-streamer-in.c (lto_read_body): Remove FIXME and
2219 ipa_transforms_to_apply hack.
2220 * function.h (struct function): Add ipa_transforms_to_apply.
2221 * ipa.c (cgraph_remove_unreachable_nodes): Handle dead clone originals.
2222 * tree-inline.c (copy_bb): Update sanity check.
2223 (initialize_cfun): Do not copy ipa_transforms_to_apply.
2224 (expand_call_inline): remove dead clone originals.
2225 (tree_function_versioning): Merge transformation queues.
2226 * passes.c (add_ipa_transform_pass): Remove.
2227 (execute_one_ipa_transform_pass): Update ipa_transforms_to_apply
2229 (execute_all_ipa_transforms): Update.
2230 (execute_one_pass): Update.
2232 2009-11-14 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2234 PR target/21078, 21080
2235 * config/avr/avr.c (avr_return_addr_rtx): New function for
2236 builtin_return_address.
2237 (expand_prologue): Calculate stack usage.
2238 (avr_asm_function_end_prologue): Output stack size and offset label.
2239 * config/avr/avr.h (RETURN_ADDR_RTX): Replace.
2240 (machine_function): Add stack_usage.
2241 * config/avr/avr-protos.h (avr_return_addr_rtx): New function.
2243 2009-11-14 Anatoly Sokolov <aesok@post.ru>
2245 * config/iq2000/iq2000.c (iq2000_function_value): Make static, add
2246 new 'outgoing' argument.
2247 (iq2000_libcall_value, iq2000_function_value_regno_p): New functions.
2248 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
2249 * config/iq2000/iq2000.h (FUNCTION_VALUE_REGNO_P): Redefine, use
2250 iq2000_function_value_regno_p.
2251 (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
2252 * config/iq2000/iq2000-protos.h (iq2000_function_value_regno_p):
2255 2009-11-14 Richard Earnshaw <rearnsha@arm.com>
2258 * arm.md (adddi_sesidi_di): Place tied contraint first.
2259 (adddi_zesidi_di, subdi_di_zesidi, subdi_di_sesidi): Likewise
2260 (subdi_zesidi_di, subdi_sesidi_di): Likewise.
2261 (mulsi3_compare0, mulsi_compare0_scratch): Likewise.
2262 (mulsi3addsi, mulsi3addsi_compare0): Likewise.
2263 (mulsi3addsi_compare0_scratch, smulsi3_highpart_nov6): Likewise.
2264 (umulsi3_highpart_nov6, anddi_zesidi_di, anddi_sesdi_di): Likewise.
2265 (anddi_notdi_di, iordi_sesidi_di, xordi_sesidi_di): Likewise.
2266 (andsi_iorsi3_notsi, arm_ashldi3_1bit, arm_ashrdi3_1_bit): Likewise.
2267 (arm_lshrdi3_1bit, one_cmpldi2): Likewise.
2269 2009-11-14 Uros Bizjak <ubizjak@gmail.com>
2271 * config/i386/predicates.md (call_register_no_elim_operand):
2272 New predicate. Reject stack register as valid call operand
2274 (call_insn_operand): Use call_register_no_elim_operand.
2276 2009-11-13 Richard Henderson <rth@redhat.com>
2278 * function.c (stack_protect_prologue): Don't bypass expand_expr
2279 for stack_protect_guard and guard_decl.
2280 (stack_protect_epilogue): Likewise.
2282 2009-11-13 Jan Hubicka <jh@suse.cz>
2284 * ipa.c (function_and_variable_visibility): Clear COMDAT on functions
2285 when to PUBLIC is set.
2287 2009-11-13 Jakub Jelinek <jakub@redhat.com>
2290 * gimplify.c (gimplify_omp_atomic): Set DECL_GIMPLE_REG_P on
2293 2009-11-13 Uros Bizjak <ubizjak@gmail.com>
2296 * config/i386/i386.md (*call_pop_1, *call_1, *call_value_pop_1,
2297 *call_value_1): Use "lsm" as operand 1 constraint.
2298 * config/i386/predicates.md (call_insn_operand): Depend on
2299 index_register_operand to avoid %esp register.
2301 2009-11-13 Uros Bizjak <ubizjak@gmail.com>
2304 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
2307 * config/i386/i386.h (ix86_arch_indices) <X86_ARCH_CALL_ESP>: New.
2308 (TARGET_CALL_ESP): New define.
2309 * config/i386/i386.c (initial_ix86_tune_features): Initialize
2311 * config/i386/i386.md (*call_pop_1_esp, *call_1_esp,
2312 *call_value_pop_1_esp, *call_value_1_esp): Rename from *call_pop_1,
2313 *call_1, *call_value_pop_1 and *call_value_1. Depend on
2315 (*call_pop_1, *call_1, *call_value_pop_1, *call_value_1):
2316 New patterns, use "lsm" as operand 1 constraint.
2317 * config/i386/predicates.md (call_insn_operand): Depend on
2318 index_register_operand for !TARGET_CALL_ESP to avoid %esp register.
2320 2009-11-13 Jason Merrill <jason@redhat.com>
2323 * dwarf2out.c (gen_variable_die): Don't worry about DECL_COMDAT.
2324 Don't emit a second declaration at any scope.
2326 2009-11-13 Andrey Belevantsev <abel@ispras.ru>
2328 PR rtl-optimization/41697
2329 * sel-sched-ir.c (fallthru_bb_of_jump): Bail out when a block with
2330 a conditional jump has a single successor.
2332 2009-11-13 Andrey Belevantsev <abel@ispras.ru>
2334 * sched-deps.c (init_deps): New parameter lazy_reg_last. Don't
2335 allocate reg_last when in case lazy_reg_last is true.
2336 (init_deps_reg_last): New.
2337 (free_deps): When max_reg is 0, this context is already freed.
2338 * sched-int.h (init_deps_reg_last): Export.
2339 (init_deps): Update prototype.
2340 * sched-ebb.c (schedule_ebb): Update the call to init_deps.
2341 * sched-rgn.c (sched_rgn_compute_dependencies): Likewise.
2342 * ddg.c (build_intra_loop_deps): Likewise.
2343 * sel-sched-ir.c (copy_deps_context, create_deps_context,
2344 reset_deps_context, deps_init_id): Likewise.
2345 (init_first_time_insn_data): Lazy allocate INSN_DEPS_CONTEXT.
2346 (free_data_for_scheduled_insn): New, break down from ...
2347 (free_first_time_insn_data): ... here.
2348 (has_dependence_p): Allocate reg_last now, when it is needed.
2349 (extend_insn_data): When maximal LUID is big enough, allocate
2350 per-insn data in smaller chunks.
2351 * sel-sched-ir.h (free_data_for_scheduled_insn): Export.
2352 * sel-sched.c (update_seqnos_and_stage): Free INSN_DEPS_CONTEXT
2355 2009-11-13 Uros Bizjak <ubizjak@gmail.com>
2357 * config/i386/i386.md (call_value): Fix comment.
2358 (sibcall_value): Ditto.
2360 2009-11-13 Eric Botcazou <ebotcazou@adacore.com>
2362 * config/i386/linux-unwind.h (x86_frob_update_context): New function.
2363 (MD_FROB_UPDATE_CONTEXT): Define.
2365 2009-11-12 Eric Botcazou <ebotcazou@adacore.com>
2366 Laurent GUERBY <laurent@guerby.net>
2368 * config/sparc/linux-unwind.h (sparc64_fallback_frame_state): Tidy.
2369 Do not schedule an %sp restore. Compensate for RETURN_ADDR_OFFSET.
2370 (sparc_fallback_frame_state): Tidy. Compensate for RETURN_ADDR_OFFSET.
2372 2009-11-12 Jan Hubicka <jh@suse.cz>
2374 * ipa.c (function_and_variable_visibility): Fix my accidentail commit
2375 and clear DECL_COMMON on localized declarations.
2377 2009-11-12 Bernd Schmidt <bernd.schmidt@analog.com>
2380 * regrename.c (struct du_head): New structure; some elements moved
2382 (struct du_chain): ... this one.
2383 (open_chains, closed_chains): Now of type struct du_head *.
2384 (do_replace): Accept du_head argument, not du_chain. All callers
2385 changed. Modified code to match new data structures.
2386 (build_def_use): Return a list of du_head structures. Modified code
2387 to match new data structures.
2388 (dump_def_use_chain): Accept du_head argument, not du_chain. All
2389 callers changed. Modified code to match new data structures.
2390 (merge_overlapping_regs): Accept du_head argument, not du_chain. All
2391 callers changed. Modified code to match new data structures.
2392 (scan_rtx_reg): Change type of this_regno and this_nregs to unsigned.
2393 Allocate a du_head structure as well as a du_chain when creating a
2394 new chain. Modified other code to match new data structures.
2396 2009-11-12 Jan Hubicka <jh@suse.cz>
2398 * cgraph.h (varpool_node_name): Declare.
2399 * cgraphunit.c (process_function_and_variable_attributes): Set
2400 force_output flag on used variables.
2401 * ipa.c (function_and_variable_visibility): Dump externally visible
2402 and needed variables.
2403 * varpool.c (varpool_node_name): Export.
2404 (decide_is_variable_needed): Check COMDAT for externally visible vars;
2407 2009-11-12 Uros Bizjak <ubizjak@gmail.com>
2410 * simplify-rtx.c (simplify_replace_fn_rtx) <case 'e'>: Skip
2411 processing if XEXP (x, i) is NULL.
2413 2009-11-12 Jan Hubicka <jh@suse.cz>
2415 * ipa.c (function_and_variable_visibility): Verify that WEAK || COMMON
2416 imply PUBLIC || EXTERNAL.
2418 2009-11-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2421 * cfgexpand.c (expand_gimple_basic_block): Append NOP to a fallthru,
2422 single successor block, ending with jump created by RTL expander.
2424 2009-11-11 Jan Hubicka <jh@suse.cz>
2427 * ipa.c (function_and_variable_visibility): Do not privatize COMDAT
2428 and WEAK variables at -fwhole-program.
2431 * ipa.c (whole_program_function_and_variable_visility): COMDAT
2432 functions/variables are not needed even if they are externally visible.
2434 2009-11-11 Jan Hubicka <jh@suse.cz>
2436 (patch by Richard Guenther)
2437 * lto-streamer-out.c (output_function): Output head of argument list
2439 * lto-streamer-in.c (input_function): Re-map arguments into merged
2442 2009-11-11 Jan Hubicka <jh@suse.cz>
2444 * lto-cgraph.c: Include gcov-io.h
2445 (output_profile_summary): New function.
2446 (output_cgraph): Use it.
2447 (input_profile_summary): New function.
2448 (input_cgraph): Use it.
2449 * coverage.c (build_ctr_info_value): Use varpool; initalize
2450 DECL_ASSEMBLER_NAME.
2451 (create_coverage): Likewise.
2452 * tree-profile.c (tree_init_ic_make_global_vars): Likewise.
2453 (tree_init_edge_profiler): Likewise.
2454 * Makefile.in (lto-cgraph.o): Add dependency on gcov-io.h.
2456 2009-11-11 Kai Tietz <kai.tietz@onevision.com>
2458 * config/i386/cygming.h (HANDLE_PRAGMA_PUSH_POP_MACRO): Removed.
2459 * c-pragma.c (def_pragma_macro_value): Likewise.
2460 (def_pragma_macro): Likewise.
2461 (pushed_macro_table): Likewise.
2462 (HANDLE_PRAGMA_PUSH_POP_MACRO): Remove guarded code.
2463 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): Removed.
2465 2009-11-11 Basile Starynkevitch <basile@starynkevitch.net>
2467 * doc/plugins.texi (Registering custom attributes): section
2468 renamed as (Registering custom attributes or pragmas).
2469 Mentions custom attributes & pragmas, and c_register_pragma, with
2471 * doc/cpp.texi (Pragmas): Mentions that plugins can provide their
2473 * doc/extend.texi (Function Attributes): Mentions that plugin can
2474 provide their attributes.
2476 2009-11-11 Jon Beniston <jon@beniston.com>
2478 * config.gcc: Add lm32 elf and uclinux targets.
2479 * config/lm32: New directory.
2480 * config/lm32/lm32.c: New file.
2481 * config/lm32/lm32.h: New file.
2482 * config/lm32/lm32.md: New file.
2483 * config/lm32/lm32.opt: New file.
2484 * config/lm32/lm32-protos.h: New file.
2485 * config/lm32/constraints.md: New file.
2486 * config/lm32/predicates.md: New file.
2487 * config/lm32/sfp-machine.h: New file.
2488 * config/lm32/t-fprules-softfp: New file.
2489 * config/lm32/uclinux-elf.h: New file.
2490 * doc/invoke.texi: Document lm32 options.
2491 * doc/contrib.texi: Document lm32 porter.
2492 * doc/install.texi: Document lm32 targets.
2494 2009-11-11 Martin Jambor <mjambor@suse.cz>
2497 * ipa-prop.c (ipa_update_after_lto_read): Call
2498 ipa_check_create_node_params and ipa_check_create_edge_args. Also
2499 call ipa_initialize_node_params instead of ipa_populate_param_decls.
2501 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
2503 * config/arm/arm.c (neon_vdup_constant, neon_make_constant): New.
2504 (neon_expand_vector_init): Use them. Also handle non-constant
2505 vectors with identical elements and vectors with only one
2506 non-constant element.
2507 (arm_print_operand): Handle 'y' modifier.
2508 * config/arm/arm-protos.h (neon_make_constant): Declare.
2509 * config/arm/neon.md (neon_vdup_n<mode>): Split into two
2510 patterns. Use VX instead of VDQW for the first one. Allow
2511 a VFP alternative and V32 modes for the second one.
2512 * config/arm/neon.ml (shape_elt): Add Alternatives.
2513 (ops): Use Alternatives for vdup lane instructions.
2514 * config/arm/neon-testgen.ml (analyze_shape): Handle Alternatives.
2515 * config/arm/vec-common.md (mov<mode>): Use neon_make_constant.
2517 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
2519 * config/arm/neon.md (*neon_mov<mode>): Reject two non-register
2521 (movti, mov<mode>): Call force_reg on one operand if required.
2522 * config/arm/vec-common.md (mov<mode>): Likewise.
2524 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
2526 * config/arm/arm.c (arm_override_options): Enable scheduling for
2529 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
2533 * expr.h (anti_adjust_stack_and_probe): Declare.
2534 * explow.c (anti_adjust_stack_and_probe): Make global, add ADJUST_BACK
2535 parameter and rewrite head comment.
2536 (allocate_dynamic_stack_space): Adjust call to above function.
2537 * function.c (expand_function_end): Handle STACK_CHECK_MOVING_SP.
2539 * tree.h (dwarf2out_args_size): Delete.
2540 * dwarf2out.c (dwarf2out_args_size): Make static and move around.
2541 (dwarf2out_args_size_adjust): Delete prototype and move around.
2542 (dwarf2out_frame_debug_expr): Do not record arg size adjustments for
2543 ACCUMULATE_OUTGOING_ARGS targets.
2545 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
2547 * config/sparc/sparc.c (print_operand) <')'>: Test for a non-null
2548 DECL_SIZE of DECL_RESULT before evaluating it.
2550 2009-11-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2552 PR tree-optimization/41987
2553 * fold-const.c (const_binop): Avoid using fold_buildN().
2555 2009-11-10 Martin Jambor <mjambor@suse.cz>
2557 * tree-pass.h (struct ipa_opt_pass_d): Added stmt_fixup field.
2558 (execute_all_ipa_stmt_fixups): Declare.
2559 * ipa-cp.c (pass_ipa_cp): Added stmt_fixup value.
2560 * ipa-inline.c (pass_ipa_inline): Likewise.
2561 * ipa-pure-const.c (pass_ipa_pure_cons): Likewise.
2562 * ipa-reference.c (pass_ipa_reference): Likewise.
2563 * ipa.c (pass_ipa_whole_program_visibility): Likewise.
2564 * lto-streamer-out.c (pass_ipa_lto_gimple_out): Likewise.
2565 (pass_ipa_lto_finish_out): Likewise.
2566 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Likewise.
2567 * passes.c (execute_ipa_stmt_fixups): New function.
2568 (execute_all_ipa_stmt_fixups): New function.
2569 * lto-streamer-in.c (input_function): Call execute_all_ipa_stmt_fixups.
2571 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
2574 * explow.c (probe_stack_range): Fix typo.
2575 * config/sparc/sparc.md (probe_stack): New expander.
2577 2009-11-09 Dave Korn <dave.korn.cygwin@gmail.com>
2579 * config/i386/cygwin.h (LINK_SPEC): Add -tsaware flag if !mno-cygwin.
2581 2009-11-09 Jason Merrill <jason@redhat.com>
2583 * gdbinit.in (pgq): New function for printing gimple sequence.
2585 2009-11-09 Paul Brook <paul@codesourcery.com>
2586 Daniel Jacobowitz <dan@codesourcery.com>
2587 Sandra Loosemore <sandra@codesourcery.com>
2589 * doc/extend.texi (Half-Precision): Update wording to reflect
2590 that there are now multiple -mfpu options that enable fp16
2592 * doc/invoke.texi: Update list of ARM -mfpu= options.
2593 * config.gcc: Update ARM --with-fpu option list.
2594 * config/arm/arm.c (all_fpus): Add vfpv3-fp16, vfpv3-d16-fp16,
2595 vfpv3xd and vfpv3xd-fp16.
2596 (use_vfp_abi): New function.
2597 (aapcs_vfp_is_call_or_return_candidate): Avoid double precision regs
2599 (aapcs_vfp_is_return_candidate, aapcs_vfp_is_call_candidate,
2600 aapcs_vfp_allocate_return_reg): Use use_vfp_abi.
2601 (arm_rtx_costs_1, arm_size_rtx_costs, arm_fastmul_rtx_costs,
2602 arm_9e_rtx_costs): Only expect double-precision operations if the FPU
2604 (coproc_secondary_reload_class): Reload HFmode via GENERAL_REGS if no
2606 (arm_print_operand): Handle 'p' modifier.
2607 (arm_hard_regno_mode_ok): : Allow HFmode in VFP registers if
2609 * config/arm/arm.h (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Define.
2610 (TARGET_FP16): Define.
2611 * config/arm/vfp.md: Disable double-precision patterns if the FPU
2612 does not provide them.
2613 (arm_movdi_vfp, thumb2_movdi_vfp): Use fcpys to move
2614 double-precision values on a single-precision FPU.
2615 (movdf_vfp, thumb2_movdf_vfp): Likewise. Use "Dy" for
2616 double-precision constants.
2617 (movhf_vfp_neon): New pattern (was movhf_vfp).
2618 (movhf_vfp): Remove NEON instructions.
2619 * config/arm/constraints.md: Add new "Dy" constraint for
2620 double-precision constants. Update description of "Dv".
2621 * config/arm/arm.md: Disable double-precision patterns if the FPU
2622 does not provide them
2624 2009-11-09 Jakub Jelinek <jakub@redhat.com>
2626 * config/i386/i386.c (print_operand) <case 'D'>: Fix formatting.
2627 (print_operand) <case 'Y'>: Likewise. Fix a pasto in operand lossage
2630 2009-11-08 H.J. Lu <hongjiu.lu@intel.com>
2632 * collect2.c (main): Search PLUGIN_LD for plugin linker.
2634 * configure.ac (--with-plugin-ld): New. Default to ld.
2635 * configure: Regenerated.
2636 * config.in: Likewise.
2638 * exec-tool.in (ORIGINAL_PLUGIN_LD_FOR_TARGET): New.
2639 (collect-ld): Use ORIGINAL_PLUGIN_LD_FOR_TARGET for -plugin.
2641 2009-11-08 Jonathan Gray <jsg@openbsd.org>
2643 * config/openbsd-stdint.h: Change to reflect what
2644 c_common_nodes_and_builtins expects.
2646 2009-11-08 Paolo Carlini <paolo.carlini@oracle.com>
2648 * builtins.c (apply_args_reg_offset): Remove commented out delaration.
2650 2009-11-08 Jakub Jelinek <jakub@redhat.com>
2653 * config/i386/i386.c (get_some_local_dynamic_name): Don't assert
2654 function contains at least one local dynamic name.
2655 (print_operand) <case '&'>: Instead output operand lossage diagnostics
2656 here if that happens.
2658 2009-11-08 Zbigniew Chamski <zbigniew.chamski@gmail.com>
2659 Joern Rennecke <amylaar@spamcop.net>
2661 * cfgrtl.c (pass_free_cfg): Add pass name.
2662 * cgraphbuild.c (pass_build_cgraph_edges): Likewise.
2663 (pass_rebuild_cgraph_edges, pass_remove_cgraph_callee_edges): Likewise.
2664 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Change pass name.
2665 * df-core.c (pass_df_initialize_no_opt): Likewise.
2666 * except.c (pass_rtl_eh): Likewise.
2667 * function.c (pass_init_function, pass_leaf_regs): Likewise.
2668 * gcse.c (pass_rtl_pre): Change pass name.
2669 * passes.c (pass_postreload): Add pass name.
2670 (make_pass_instance): Don't use duplicate-tracking logic for
2671 names starting with '*'.
2672 (next_pass_1): Assert that pass has a name.
2673 (register_one_dump_file): If there is an space in the name,
2675 * predict.c (pass_strip_predict_hints): Add pass name.
2676 * reg-stack.c (pass_stack_regs): Likewise.
2677 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
2678 * tree-cfg.c (pass_warn_function_return,
2679 pass_warn_function_noreturn): Add pass name.
2680 * tree-dfa.c (pass_referenced_vars): Likewise.
2681 * tree-optimize.c (pass_cleanup_cfg_post_optimizing):
2682 Fix whitespace before comment.
2683 (pass_fixup_cfg): Add pass name, fix whitespace before comment.
2684 (pass_init_datastructures): Add pass name.
2685 * tree-ssa-loop.c (pass_record_bounds): Likewise.
2686 * tree-ssa.c (pass_early_warn_uninitialized,
2687 pass_late_warn_uninitialized): Likewise.
2688 * tree.c (pass_ipa_free_lang_data): Likewise.
2689 * doc/passes.texi (pass manager): Document how to disambiguate
2692 2009-11-08 Paolo Bonzini <bonzini@gnu.org>
2694 * df-problems.c: Fix documentation for forward simulation of LR.
2695 (df_simulate_one_insn_forwards): Use df_simulate_find_defs.
2696 (df_simulate_finalize_forwards): Remove.
2697 * df.h (df_simulate_finalize_forwards): Remove.
2699 2009-11-08 Richard Guenther <rguenther@suse.de>
2701 * tree-ssa-structalias.c (build_succ_graph): Properly make
2702 variables escape if they are stored to anything.
2704 2009-11-08 Richard Guenther <rguenther@suse.de>
2706 PR rtl-optimization/41928
2707 * loop-invariant.c (free_loop_data): If we didn't allocate
2708 loop data do not try to free it.
2710 2009-11-07 Jason Merrill <jason@redhat.com>
2712 * tree.c (reconstruct_complex_type): Preserve attributes.
2714 2009-11-07 Richard Guenther <rguenther@suse.de>
2716 * tree-ssa-structalias.c (build_succ_graph): Feed stores
2717 to anything only to variables that can take pointers.
2718 (get_constraint_for_ssa_var): Properly exclude full
2719 variables from expanding.
2720 (first_vi_for_offset): Avoid overflow in arithmetic.
2721 (first_or_preceding_vi_for_offset): Likewise.
2722 (count_num_arguments): Fix implementation.
2723 (gate_ipa_pta): Do not run when not optimizing.
2725 2009-11-07 David Binderman <dcb314@hotmail.com>
2727 * builtins.c (apply_args_size, expand_builtin_mathfn, expand_powi,
2728 expand_builtin_expect, maybe_emit_sprintf_chk_warning): Remove some
2729 set but not used variables.
2730 (apply_args_reg_offset): Comment out as unused.
2731 * calls.c (flags_from_decl_or_type): Likewise.
2732 * genautomata.c (check_regexp_units_distribution): Likewise.
2734 2009-11-07 Uros Bizjak <ubizjak@gmail.com>
2736 * config/i386/sse.md (xop_pmacsww, xop_pmacssww, xop_pmacsdd,
2737 xop_pmacssdd, xop_pmacssdql, xop_pmacssdqh, xop_pmacsdql,
2738 *xop_pmacsdql_mem, xop_pmacsdqh, *xop_pmacsdqh_mem, xop_pmacsswd,
2739 xop_pmacswd, xop_pmadcsswd, xop_pmadcswd, xop_pcmov_<mode>,
2740 xop_pcmov_<mode>256, xop_pperm, xop_pperm_pack_v2di_v4si,
2741 xop_pperm_pack_v4si_v8hi, xop_pperm_pack_v8hi_v16qi): Compress
2742 operand alternatives.
2744 2009-11-06 Michael Matz <matz@suse.de>
2747 * tree-ssa-math-opts.c (execute_cse_reciprocals): Check all uses
2748 of a potential reciprocal to really be reciprocals.
2750 2009-11-06 Jakub Jelinek <jakub@redhat.com>
2752 * config/i386/x86intrin.h: Include fma4intrin.h, xopintrin.h and
2753 lwpintrin.h after immintrin.h.
2754 * config/i386/fma4intrin.h (__v8sf, __v4df, __m256, __m256d): Remove
2758 * c-common.c (fold_offsetof_1) <case ARRAY_REF>: Don't crash for VLAs
2759 or non-constant index, allow index one past the last element and
2760 allow exceeding array bound in arrays that might be used as flexible
2763 2009-11-05 Richard Henderson <rth@redhat.com>
2765 * config/i386/ia32intrin.h: Protect CRC32 builtins with __SSE4_2__.
2767 2009-11-05 Paul Brook <paul@codesourcery.com>
2769 * config/arm/arm.c (arm_fp_model, arm_fpu_arch, arm_fpu_tune): Remove.
2770 (arm_fpu_desc): New.
2771 (all_fpus): Add FPU details.
2772 (fp_model_for_fpu): Remove.
2773 (arm_override_options): Set and use arm_fpu_desc and arm_fpu_attr.
2774 (arm_output_epilogue, arm_save_coproc_regs): Use TARGET_FPA_EMU2.
2775 (arm_file_start): Use arm_fpu_desc.
2776 * config/arm/arm.h (TARGET_FPA, TARGET_MAVERICK, TARGET_VFP,
2777 TARGET_VFPD32, TARGET_VFP3, TARGET_NEON_FP16, TARGET_NEON): Use
2779 (TARGET_FPA_EMU2): Define.
2780 (arm_fp_model, fputype, arm_fpu_tune): Remove.
2781 (vfp_reg_type, arm_fpu_desc): New.
2782 * config/arm/arm.md (attr fpu): Simplify.
2783 * config/arm/fpa.md (movxf_fpa): Use TARGET_FPA_EMU2.
2784 * config/arm/linux-elf.h (FPUTYPE_DEFAULT): Use string value.
2785 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Use string value.
2786 * config/arm/netbsd-elf.h (FPUTYPE_DEFAULT): Use string value.
2787 * config/arm/vxworks.h (FPUTYPE_DEFAULT): Use string value.
2789 2009-11-05 Michael Matz <matz@suse.de>
2791 * config/i386/i386.c (ix86_builtin_reciprocal): Remove dependency
2793 * doc/invoke.texi (-mrecip): Clarify that we don't need -mrecip
2796 2009-11-04 Jason Merrill <jason@redhat.com>
2799 * varasm.c (initializer_constant_valid_p): A PLUS_EXPR
2800 or MINUS_EXPR of REAL_TYPE is not a valid constant initializer.
2801 (output_constant): Avoid crash after error.
2803 2009-11-05 Martin Jambor <mjambor@suse.cz>
2805 * tree-sra.c (struct access): Changed comment of next_sibling field.
2806 (analyze_modified_params): Loop over accesses of a group rather than
2807 over all with the ame base, pass a common bitmap to
2809 (unmodified_by_ref_scalar_representative): Build link lists of
2810 accesses of a group.
2811 (splice_param_accesses): Likewise.
2813 2009-11-04 Kenneth Zadeck <zadeck@naturalbridge.com>
2815 * df-scan.c (df-uses-record): Add case zero_extract of mem.
2817 2009-11-04 Eric Botcazou <ebotcazou@adacore.com>
2821 * config/i386/i386.md (probe_stack): New expander.
2822 (logical operation peepholes): Do not split stack checking probes.
2824 2009-11-04 Harsha Jagasia <harsha.jagasia@amd.com>
2825 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2827 * doc/invoke.texi (-mlwp): Add documentation.
2828 * doc/extend.texi (x86 intrinsics): Add LWP intrinsics.
2829 * config.gcc (i[34567]86-*-*): Include lwpintrin.h.
2830 (x86_64-*-*): Ditto.
2831 * config/i386/lwpintrin.h: New file, provide x86 compiler
2832 intrinisics for LWP.
2833 * config/i386/cpuid.h (bit_LWP): Define LWP bit.
2834 * config/i386/x86intrin.h: Add LWP check and lwpintrin.h.
2835 * config/i386/i386-c.c (ix86_target_macros_internal): Check
2837 * config/i386/i386.h (TARGET_LWP): New macro for LWP.
2838 * config/i386/i386.opt (-mlwp): New switch for LWP support.
2839 * config/i386/i386.c (OPTION_MASK_ISA_LWP_SET): New.
2840 (OPTION_MASK_ISA_LWP_UNSET): New.
2841 (ix86_handle_option): Handle -mlwp.
2842 (isa_opts): Handle -mlwp.
2843 (enum pta_flags): Add PTA_LWP.
2844 (override_options): Add LWP support.
2845 (IX86_BUILTIN_LLWPCB16): New for LWP intrinsic.
2846 (IX86_BUILTIN_LLWPCB32): Ditto.
2847 (IX86_BUILTIN_LLWPCB64): Ditto.
2848 (IX86_BUILTIN_SLWPCB16): Ditto.
2849 (IX86_BUILTIN_SLWPCB32): Ditto.
2850 (IX86_BUILTIN_SLWPCB64): Ditto.
2851 (IX86_BUILTIN_LWPVAL16): Ditto.
2852 (IX86_BUILTIN_LWPVAL32): Ditto.
2853 (IX86_BUILTIN_LWPVAL64): Ditto.
2854 (IX86_BUILTIN_LWPINS16): Ditto.
2855 (IX86_BUILTIN_LWPINS32): Ditto.
2856 (IX86_BUILTIN_LWPINS64): Ditto.
2857 (enum ix86_special_builtin_type): Add LWP intrinsic support.
2858 (builtin_description): Ditto.
2859 (ix86_init_mmx_sse_builtins): Ditto.
2860 (ix86_expand_special_args_builtin): Ditto.
2861 * config/i386/i386.md (UNSPEC_LLWP_INTRINSIC): Add new UNSPEC for
2863 (UNSPEC_SLWP_INTRINSIC): Ditto.
2864 (UNSPECV_LWPVAL_INTRINSIC): Ditto.
2865 (UNSPECV_LWPINS_INTRINSIC): Ditto.
2866 (lwp_llwpcbhi1): New lwp pattern.
2867 (lwp_llwpcbsi1): Ditto.
2868 (lwp_llwpcbdi1): Ditto.
2869 (lwp_slwpcbhi1): Ditto.
2870 (lwp_slwpcbsi1): Ditto.
2871 (lwp_slwpcbdi1): Ditto.
2872 (lwp_lwpvalhi3): Ditto.
2873 (lwp_lwpvalsi3): Ditto.
2874 (lwp_lwpvaldi3): Ditto.
2875 (lwp_lwpinshi3): Ditto.
2876 (lwp_lwpinssi3): Ditto.
2877 (lwp_lwpinsdi3): Ditto.
2879 2009-11-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
2880 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
2883 * simplify-rtx.c (simplify_binary_operation_1): Simplify vec_select of
2886 2009-11-04 Richard Guenther <rguenther@suse.de>
2887 Rafael Avila de Espindola <espindola@google.com>
2889 * gcc.c (process_command): Handle arguments name@offset.
2891 2009-11-04 Harsha Jagasia <harsha.jagasia@amd.com>
2892 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2894 * config.gcc (i[34567]86-*-*): Include xopintrin.h.
2895 (x86_64-*-*): Ditto.
2896 * config/i386/xopintrin.h: New file, provide common x86 compiler
2897 intrinisics for XOP.
2898 * config/i386/cpuid.h (bit_XOP): Define XOP bit.
2899 * config/i386/x86intrin.h: Add XOP check and xopintrin.h.
2900 * config/i386/i386-c.c(ix86_target_macros_internal): Check
2902 * config/i386/i386.h(TARGET_XOP): New macro for XOP.
2903 * config/i386/i386.opt (-mxop): New switch for XOP support.
2904 * config/i386/i386.md (UNSPEC_XOP_UNSIGNED_CMP)
2905 (UNSPEC_XOP_TRUEFALSE)
2906 (UNSPEC_XOP_PERMUTE)
2907 (UNSPEC_FRCZ): Add new UNSPEC for XOP support.
2908 (PPERM_*): New constants for vpperm instruction.
2909 (xop_pcmov_<mode>): Add XOP conditional mov instructions.
2910 * config/i386/i386.c (OPTION_MASK_ISA_XOP_SET): New.
2911 (OPTION_MASK_ISA_XOP_UNSET): New.
2912 (OPTION_MASK_ISA_XOP_UNSET): Change definition to depend on XOP.
2913 (ix86_handle_option): Handle -mxop.
2914 (isa_opts): Handle -mxop.
2915 (enum pta_flags): Add PTA_XOP.
2916 (override_options): Add XOP support.
2917 (print_operand): Add code for XOP compare instructions.
2918 (ix86_expand_sse_movcc): Extend for XOP conditional move instruction.
2919 (ix86_expand_int_vcond): Extend for XOP compare instruction.
2921 (IX86_BUILTIN_VPCMOV): New for XOP intrinsic.
2922 (IX86_BUILTIN_VPCMOV_V2DI): Ditto.
2923 (IX86_BUILTIN_VPCMOV_V4SI): Ditto.
2924 (IX86_BUILTIN_VPCMOV_V8HI): Ditto.
2925 (IX86_BUILTIN_VPCMOV_V16QI): Ditto.
2926 (IX86_BUILTIN_VPCMOV_V4SF): Ditto.
2927 (IX86_BUILTIN_VPCMOV_V2DF): Ditto.
2929 (IX86_BUILTIN_VPCMOV256): Ditto.
2930 (IX86_BUILTIN_VPCMOV_V4DI256): Ditto.
2931 (IX86_BUILTIN_VPCMOV_V8SI256): Ditto.
2932 (IX86_BUILTIN_VPCMOV_V16HI256): Ditto.
2933 (IX86_BUILTIN_VPCMOV_V32QI256): Ditto.
2934 (IX86_BUILTIN_VPCMOV_V8SF256): Ditto.
2935 (IX86_BUILTIN_VPCMOV_V4DF256): Ditto.
2937 (IX86_BUILTIN_VPPERM): Ditto.
2939 (IX86_BUILTIN_VPMACSSWW): Ditto.
2940 (IX86_BUILTIN_VPMACSWW): Ditto.
2941 (IX86_BUILTIN_VPMACSSWD): Ditto.
2942 (IX86_BUILTIN_VPMACSWD): Ditto.
2943 (IX86_BUILTIN_VPMACSSDD): Ditto.
2944 (IX86_BUILTIN_VPMACSDD): Ditto.
2945 (IX86_BUILTIN_VPMACSSDQL): Ditto.
2946 (IX86_BUILTIN_VPMACSSDQH): Ditto.
2947 (IX86_BUILTIN_VPMACSDQL): Ditto.
2948 (IX86_BUILTIN_VPMACSDQH): Ditto.
2949 (IX86_BUILTIN_VPMADCSSWD): Ditto.
2950 (IX86_BUILTIN_VPMADCSWD): Ditto.
2952 (IX86_BUILTIN_VPHADDBW): Ditto.
2953 (IX86_BUILTIN_VPHADDBD): Ditto.
2954 (IX86_BUILTIN_VPHADDBQ): Ditto.
2955 (IX86_BUILTIN_VPHADDWD): Ditto.
2956 (IX86_BUILTIN_VPHADDWQ): Ditto.
2957 (IX86_BUILTIN_VPHADDDQ): Ditto.
2958 (IX86_BUILTIN_VPHADDUBW): Ditto.
2959 (IX86_BUILTIN_VPHADDUBD): Ditto.
2960 (IX86_BUILTIN_VPHADDUBQ): Ditto.
2961 (IX86_BUILTIN_VPHADDUWD): Ditto.
2962 (IX86_BUILTIN_VPHADDUWQ): Ditto.
2963 (IX86_BUILTIN_VPHADDUDQ): Ditto.
2964 (IX86_BUILTIN_VPHSUBBW): Ditto.
2965 (IX86_BUILTIN_VPHSUBWD): Ditto.
2966 (IX86_BUILTIN_VPHSUBDQ): Ditto.
2968 (IX86_BUILTIN_VPROTB): Ditto.
2969 (IX86_BUILTIN_VPROTW): Ditto.
2970 (IX86_BUILTIN_VPROTD): Ditto.
2971 (IX86_BUILTIN_VPROTQ): Ditto.
2972 (IX86_BUILTIN_VPROTB_IMM): Ditto.
2973 (IX86_BUILTIN_VPROTW_IMM): Ditto.
2974 (IX86_BUILTIN_VPROTD_IMM): Ditto.
2975 (IX86_BUILTIN_VPROTQ_IMM): Ditto.
2977 (IX86_BUILTIN_VPSHLB): Ditto.
2978 (IX86_BUILTIN_VPSHLW): Ditto.
2979 (IX86_BUILTIN_VPSHLD): Ditto.
2980 (IX86_BUILTIN_VPSHLQ): Ditto.
2981 (IX86_BUILTIN_VPSHAB): Ditto.
2982 (IX86_BUILTIN_VPSHAW): Ditto.
2983 (IX86_BUILTIN_VPSHAD): Ditto.
2984 (IX86_BUILTIN_VPSHAQ): Ditto.
2986 (IX86_BUILTIN_VFRCZSS): Ditto.
2987 (IX86_BUILTIN_VFRCZSD): Ditto.
2988 (IX86_BUILTIN_VFRCZPS): Ditto.
2989 (IX86_BUILTIN_VFRCZPD): Ditto.
2990 (IX86_BUILTIN_VFRCZPS256): Ditto.
2991 (IX86_BUILTIN_VFRCZPD256): Ditto.
2993 (IX86_BUILTIN_VPCOMEQUB): Ditto.
2994 (IX86_BUILTIN_VPCOMNEUB): Ditto.
2995 (IX86_BUILTIN_VPCOMLTUB): Ditto.
2996 (IX86_BUILTIN_VPCOMLEUB): Ditto.
2997 (IX86_BUILTIN_VPCOMGTUB): Ditto.
2998 (IX86_BUILTIN_VPCOMGEUB): Ditto.
2999 (IX86_BUILTIN_VPCOMFALSEUB): Ditto.
3000 (IX86_BUILTIN_VPCOMTRUEUB): Ditto.
3002 (IX86_BUILTIN_VPCOMEQUW): Ditto.
3003 (IX86_BUILTIN_VPCOMNEUW): Ditto.
3004 (IX86_BUILTIN_VPCOMLTUW): Ditto.
3005 (IX86_BUILTIN_VPCOMLEUW): Ditto.
3006 (IX86_BUILTIN_VPCOMGTUW): Ditto.
3007 (IX86_BUILTIN_VPCOMGEUW): Ditto.
3008 (IX86_BUILTIN_VPCOMFALSEUW): Ditto.
3009 (IX86_BUILTIN_VPCOMTRUEUW): Ditto.
3011 (IX86_BUILTIN_VPCOMEQUD): Ditto.
3012 (IX86_BUILTIN_VPCOMNEUD): Ditto.
3013 (IX86_BUILTIN_VPCOMLTUD): Ditto.
3014 (IX86_BUILTIN_VPCOMLEUD): Ditto.
3015 (IX86_BUILTIN_VPCOMGTUD): Ditto.
3016 (IX86_BUILTIN_VPCOMGEUD): Ditto.
3017 (IX86_BUILTIN_VPCOMFALSEUD): Ditto.
3018 (IX86_BUILTIN_VPCOMTRUEUD): Ditto.
3020 (IX86_BUILTIN_VPCOMEQUQ): Ditto.
3021 (IX86_BUILTIN_VPCOMNEUQ): Ditto.
3022 (IX86_BUILTIN_VPCOMLTUQ): Ditto.
3023 (IX86_BUILTIN_VPCOMLEUQ): Ditto.
3024 (IX86_BUILTIN_VPCOMGTUQ): Ditto.
3025 (IX86_BUILTIN_VPCOMGEUQ): Ditto.
3026 (IX86_BUILTIN_VPCOMFALSEUQ): Ditto.
3027 (IX86_BUILTIN_VPCOMTRUEUQ): Ditto.
3029 (IX86_BUILTIN_VPCOMEQB): Ditto.
3030 (IX86_BUILTIN_VPCOMNEB): Ditto.
3031 (IX86_BUILTIN_VPCOMLTB): Ditto.
3032 (IX86_BUILTIN_VPCOMLEB): Ditto.
3033 (IX86_BUILTIN_VPCOMGTB): Ditto.
3034 (IX86_BUILTIN_VPCOMGEB): Ditto.
3035 (IX86_BUILTIN_VPCOMFALSEB): Ditto.
3036 (IX86_BUILTIN_VPCOMTRUEB): Ditto.
3038 (IX86_BUILTIN_VPCOMEQW): Ditto.
3039 (IX86_BUILTIN_VPCOMNEW): Ditto.
3040 (IX86_BUILTIN_VPCOMLTW): Ditto.
3041 (IX86_BUILTIN_VPCOMLEW): Ditto.
3042 (IX86_BUILTIN_VPCOMGTW): Ditto.
3043 (IX86_BUILTIN_VPCOMGEW): Ditto.
3044 (IX86_BUILTIN_VPCOMFALSEW): Ditto.
3045 (IX86_BUILTIN_VPCOMTRUEW): Ditto.
3047 (IX86_BUILTIN_VPCOMEQD): Ditto.
3048 (IX86_BUILTIN_VPCOMNED): Ditto.
3049 (IX86_BUILTIN_VPCOMLTD): Ditto.
3050 (IX86_BUILTIN_VPCOMLED): Ditto.
3051 (IX86_BUILTIN_VPCOMGTD): Ditto.
3052 (IX86_BUILTIN_VPCOMGED): Ditto.
3053 (IX86_BUILTIN_VPCOMFALSED): Ditto.
3054 (IX86_BUILTIN_VPCOMTRUED): Ditto.
3056 (IX86_BUILTIN_VPCOMEQQ): Ditto.
3057 (IX86_BUILTIN_VPCOMNEQ): Ditto.
3058 (IX86_BUILTIN_VPCOMLTQ): Ditto.
3059 (IX86_BUILTIN_VPCOMLEQ): Ditto.
3060 (IX86_BUILTIN_VPCOMGTQ): Ditto.
3061 (IX86_BUILTIN_VPCOMGEQ): Ditto.
3062 (IX86_BUILTIN_VPCOMFALSEQ): Ditto.
3063 (IX86_BUILTIN_VPCOMTRUEQ): Ditto.
3065 (enum multi_arg_type): New enum for describing the various XOP
3066 intrinsic argument types.
3067 (bdesc_multi_arg): New table for XOP intrinsics.
3068 (ix86_init_mmx_sse_builtins): Add XOP intrinsic support.
3069 (ix86_expand_multi_arg_builtin): New function for creating XOP
3072 * config/i386/sse.md (sserotatemax): New mode attribute for XOP.
3073 (xop_pmacsww): Ditto.
3074 (xop_pmacssww): Ditto.
3075 (xop_pmacsdd): Ditto.
3076 (xop_pmacssdd): Ditto.
3077 (xop_pmacssdql): Ditto.
3078 (xop_pmacssdqh): Ditto.
3079 (xop_pmacsdql): Ditto.
3080 (xop_pmacsdql_mem): Ditto.
3081 (xop_mulv2div2di3_low): Ditto.
3082 (xop_pmacsdqh): Ditto.
3083 (xop_pmacsdqh_mem): Ditto.
3084 (xop_mulv2div2di3_high): Ditto.
3085 (xop_pmacsswd): Ditto.
3086 (xop_pmacswd): Ditto.
3087 (xop_pmadcsswd): Ditto.
3088 (xop_pmadcswd): Ditto.
3089 (xop_pcmov_<mode>): Ditto.
3090 (xop_pcmov_<mode>256): Ditto.
3091 (xop_phaddbw): Ditto.
3092 (xop_phaddbd): Ditto.
3093 (xop_phaddbq): Ditto.
3094 (xop_phaddwd): Ditto.
3095 (xop_phaddwq): Ditto.
3096 (xop_phadddq): Ditto.
3097 (xop_phaddubw): Ditto.
3098 (xop_phaddubd): Ditto.
3099 (xop_phaddubq): Ditto.
3100 (xop_phadduwd): Ditto.
3101 (xop_phadduwq): Ditto.
3102 (xop_phaddudq): Ditto.
3103 (xop_phsubbw): Ditto.
3104 (xop_phsubwd): Ditto.
3105 (xop_phsubdq): Ditto.
3107 (rotl<mode>3): Ditto.
3108 (rotr<mode>3): Ditto.
3109 (xop_rotl<mode>3): Ditto.
3110 (xop_rotr<mode>3): Ditto.
3111 (vrotr<mode>3): Ditto.
3112 (vrotl<mode>3): Ditto.
3113 (xop_vrotl<mode>3): Ditto.
3114 (vlshr<mode>3): Ditto.
3115 (vashr<mode>3): Ditto.
3117 (xop_ashl<mode>3): Ditto.
3118 (xop_lshl<mode>3): Ditto.
3119 (ashlv16qi3): Ditto.
3120 (lshlv16qi3): Ditto.
3121 (ashrv16qi3): Ditto.
3123 (xop_frcz<mode>2): Ditto.
3124 (xop_vmfrcz<mode>2): Ditto.
3125 (xop_frcz<mode>2256): Ditto.
3126 (xop_maskcmp<mode>3): Ditto.
3127 (xop_maskcmp_uns<mode>3): Ditto.
3128 (xop_maskcmp_uns2<mode>3): Ditto.
3129 (xop_pcom_tf<mode>3): Ditto.
3131 * doc/invoke.texi (-mxop): Add documentation.
3132 * doc/extend.texi (x86 intrinsics): Add XOP intrinsics.
3134 2009-11-03 Mark Mitchell <mark@codesourcery.com>
3137 * gcc.c (SWITCHES_NEED_SPACES): Define to "o".
3138 * config/alpha/osf.h (SWITCHES_NEED_SPACES): Remove here.
3139 * config/mips/iris.h (SWITCHES_NEED_SPACES): Remove here.
3141 2009-11-04 Richard Earnshaw <rearnsha@arm.com>
3144 * arm.md (peephole2 patterns for move and compare): New.
3146 2009-11-04 Nick Clifton <nickc@redhat.com>
3148 * defaults.h (CONSTANT_ADDRESS_P): Provide a default definition.
3149 Make sure that it does not allow CONST_DOUBLEs.
3150 * doc/tm.texi (CONSTANT_ADDRESS_P): Update description.
3151 * config/avr/avr.h (CONSTANT_ADDRESS_P): Delete.
3152 * config/bfin/bfin.h (CONSTANT_ADDRESS_P): Delete.
3153 * config/cris/cris.h (CONSTANT_ADDRESS_P): Delete.
3154 * config/fr30/fr30.h (CONSTANT_ADDRESS_P): Delete.
3155 * config/frv/frv.h (CONSTANT_ADDRESS_P): Delete.
3156 * config/m32c/m32c.h (CONSTANT_ADDRESS_P): Delete.
3157 * config/m68hc11/m68hc11.h (CONSTANT_ADDRESS_P): Delete.
3158 * config/mep/mep.h (CONSTANT_ADDRESS_P): Delete.
3159 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Delete.
3160 * config/moxie/moxie.h (CONSTANT_ADDRESS_P): Delete.
3161 * config/pdp11/pdp11.h (CONSTANT_ADDRESS_P): Delete.
3162 * config/picochip/picochip.h (CONSTANT_ADDRESS_P): Delete.
3163 * config/score/score.h (CONSTANT_ADDRESS_P): Delete.
3164 * config/stormy16/stormy16.h (CONSTANT_ADDRESS_P): Delete.
3166 2009-11-04 Richard Guenther <rguenther@suse.de>
3168 PR tree-optimization/41919
3169 * tree-vrp.c (test_for_singularity): Properly compare values.
3171 2009-11-04 Revital Eres <eres@il.ibm.com>
3173 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
3174 Consider peeling for alignment only for stores and remove
3175 redundant assignment.
3177 2009-11-04 Maxim Kuvyrkov <maxim@codesourcery.com>
3180 * config/m68k/m68k.c (m68k_reg_present_p): New static function.
3181 (m68k_ok_for_sibcall_p): Handle different result return locations.
3183 2009-11-04 Richard Guenther <rguenther@suse.de>
3185 * c-opts.c (c_common_post_options): Move LTO option processing
3187 * opts.c (decode_options): ... here.
3189 2009-11-04 Jakub Jelinek <jakub@redhat.com>
3191 * c-common.c (fold_offsetof_1): Use %wd instead of
3192 HOST_WIDE_INT_PRINT_DEC.
3194 2009-11-04 Maciej W. Rozycki <macro@linux-mips.org>
3196 * config/vax/linux.h (TARGET_OS_CPP_BUILTINS): Don't define
3199 2009-11-04 Maciej W. Rozycki <macro@linux-mips.org>
3201 * config.gcc (vax-*-linux*): Keep the original contents of
3202 tmake_file while adding vax/t-linux.
3204 2009-11-03 Eric Botcazou <ebotcazou@adacore.com>
3208 * expr.h (STACK_CHECK_PROBE_INTERVAL): Delete.
3209 (STACK_CHECK_PROBE_INTERVAL_EXP): New macro.
3210 (STACK_CHECK_MOVING_SP): Likewise.
3211 * system.h (STACK_CHECK_PROBE_INTERVAL): Poison it.
3212 * doc/tm.texi (Stack Checking): Delete STACK_CHECK_PROBE_INTERVAL.
3213 Document STACK_CHECK_PROBE_INTERVAL_EXP and STACK_CHECK_MOVING_SP.
3214 * doc/md.texi (Standard Pattern Names): Tweak entry of CHECK_STACK.
3215 Document PROBE_STACK.
3216 * explow.c (anti_adjust_stack_and_probe): New function.
3217 (allocate_dynamic_stack_space): Do not directly allocate space if
3218 STACK_CHECK_MOVING_SP, instead invoke above function.
3219 (emit_stack_probe): Handle probe_stack insn.
3220 (PROBE_INTERVAL): New macro.
3221 (STACK_GROW_OPTAB): Likewise.
3222 (STACK_GROW_OFF): Likewise.
3223 (probe_stack_range): Use Pmode and memory_address consistently. Fix
3224 loop condition in the small constant case. Rewrite in the general
3225 case to be immune to wraparounds. Make sure the address of probes
3226 is valid. Try to use [base + disp] addressing mode if possible.
3227 * ira.c (setup_eliminable_regset): Set frame_pointer_needed if stack
3228 checking is enabled and STACK_CHECK_MOVING_SP.
3229 * rtlanal.c (may_trap_p_1) <MEM>: If stack checking is enabled,
3230 return 1 for volatile references to the stack pointer.
3231 * tree.c (build_common_builtin_nodes): Do not set ECF_NOTHROW on
3232 __builtin_alloca if stack checking is enabled.
3233 * unwind-dw2.c (uw_identify_context): Take into account whether the
3234 context is that of a signal frame or not.
3235 * config/i386/linux.h (STACK_CHECK_MOVING_SP): Define to 1.
3236 * config/i386/linux64.h (STACK_CHECK_MOVING_SP): Likewise.
3238 2009-11-03 Jakub Jelinek <jakub@redhat.com>
3240 PR rtl-optimization/41917
3241 * rtlanal.c (num_sign_bit_copies1) <case UMOD>: If sign bit of second
3242 operand isn't known to be 0, return 1.
3244 2009-11-03 Richard Sandiford <rdsandiford@googlemail.com>
3246 * config/mips/mips.md: Fix typos.
3248 2009-11-03 Richard Sandiford <rdsandiford@googlemail.com>
3250 * doc/invoke.texi: Fix typo.
3252 2009-11-03 Paul Brook <paul@codesourcery.com>
3254 * config/arm/neon.ml (vectype): Add T_floatSF.
3255 (string_of_vectype): Ditto.
3256 * config/arm/neon-gen.ml (signed_ctype): Add T_floatSF.
3257 (deftypes): Use float for float32_t.
3258 * config/arm/arm_neon.h: Regenerate.
3260 2009-11-03 Nick Clifton <nickc@redhat.com>
3261 Kevin Buettner <kevinb@redhat.com>
3263 * config/rx/predicates.md (rx_store_multiple_vector): Reverse
3264 order of expected registers.
3265 (rx_load_multiple_vector): Likewise.
3266 (rx_rtsd_vector): Likewise.
3267 * config/rx/rx.c (rx_cpu_type): New variable.
3268 (rx_print_operand): Fix bug printing 64-bit constant values.
3269 (rx_emit_stack_pushm): Reverse order of pushed registers.
3270 (gen_rx_store_vector): Likewise.
3271 (is_fast_interrupt_func): Only accept "fast_interrupt" as the
3273 (is_exception_func): Rename to is_interrupt_func and only accept
3274 "interrupt" as the attribute name.
3275 (rx_get_stack_layout): Use new function name.
3276 (rx_func_attr_inlinable): Likewise.
3277 (rx_attribute_table): Remove "exception".
3278 (rx_expand_prologue): If necessary push the accumulator register
3279 in the prologue of interrupt functions.
3280 (rx_expand_epilogue): If necessary pop the accumulator.
3281 (rx_builtins): Add RX_BUILTIN_MVTIPL.
3282 (rx_expand_builtin_stz): Remove.
3283 (rx_expand_builtin_mvtipl): New function.
3284 (rx_init_builtins): Handle RX_BUILTIN_MVTIPL.
3285 (rx_expand_builtin): Likewise.
3286 (rx_enable_fpu): New variable.
3287 (rx_handle_option): Handle -fpu, -nofpu, -mcpu and -patch.
3288 * config/rx/rx.h (TARGET_CPU_CPP_BUILTINS): Assert machine based
3289 on rx_cpu_type. Define __RX_FPU_INSNS__ if FPU insns are allowed.
3290 (enum rx_cpu_types): Define.
3291 (ASM_SPEC): Pass -m32bit-doubles on to assembler.
3292 (INCOMING_FRAME_SP_OFFSET): Define.
3293 (ARG_POINTER_CFA_OFFSET): Define.
3294 (FRAME_POINTER_CFA_OFFSET): Define.
3295 (OVERRIDE_OPTIONS): Enable fast math if RX FPU insns are enabled.
3296 (ALLOW_RX_FPU_INSNS): Define.
3297 * config/rx/rx.md: Test ALLOW_RX_FPU_INSNS instead of
3298 fast_math_flags_set_p.
3299 (UNSPEC_BUILTIN_MVTIPL): Define.
3300 (revl): Rename to bswapsi2.
3301 (bswaphi2): New pattern.
3302 (mvtachi): Mark as volatile because it uses a register unknown to GCC.
3303 (mvtaclo): Likewise.
3305 (mvtc): Remove clobber of cc0.
3308 * config/rx/rx.opt (mieee): Remove.
3313 (msave-acc-in-interrupts): Add.
3314 * config/rx/t-rx (MULTILIB_OPTIONS): Change default to 64bit doubles.
3315 (MULTILIB_DIRS): Likewise.
3316 (MULTILIB_MATCHES): Treat -fpu as an alias for -m32bit-doubles.
3317 * doc/extend.texi: Remove description of "exception" function
3319 * doc/invoke.texi: Document -fpu, -nofpu, -mcpu=, -patch= and
3320 -msave-acc-in-interrupts options.
3322 2009-11-03 Richard Guenther <rguenther@suse.de>
3324 * c-common.c (fold_offsetof_1): Use HOST_WIDE_INT_PRINT_DEC.
3326 2009-11-03 Dodji Seketeli <dodji@redhat.com>
3329 * c-common.c (fold_offsetof_1): Issue errors when the member
3330 designator of the offsetof expression is not legitimate.
3332 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
3334 * config/i386/i386.md (*call_value_1_rex64_ms_sysv): Use register
3335 names instead of numerical constants.
3336 (sse_prologue_save): Ditto.
3337 (*sse_prologue_save_insn): Ditto.
3339 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
3342 * config/i386/i386.h (ix86_arch_indices) <X86_ARCH_CALL_ESP>: New.
3343 (TARGET_CALL_ESP): New define.
3344 * config/i386/i386.c (initial_ix86_tune_features): Initialize
3346 * config/i386/i386.md (*call_pop_1_esp, *call_1_esp,
3347 *call_value_pop_1_esp, *call_value_1_esp): Rename from *call_pop_1,
3348 *call_1, *call_value_pop_1 and *call_value_1. Depend on
3350 (*call_pop_1, *call_1, *call_value_pop_1, *call_value_1):
3351 New patterns, use "lsm" as operand 1 constraint.
3352 * config/i386/predicates.md (call_insn_operand): Depend on
3353 index_register_operand for !TARGET_CALL_ESP to avoid %esp register.
3355 2009-11-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3357 PR tree-optimization/41857
3358 * tree-flow.h (rewrite_use_address): Add BASE_HINT argument.
3359 * tree-ssa-loop-ivopts.c (rewrite_use_address): Pass base hint
3361 * tree-ssa-address.c (move_hint_to_base): New function.
3362 (most_expensive_mult_to_index): Add TYPE argument. Use mode and
3363 address space associated with TYPE.
3364 (addr_to_parts): Add TYPE and BASE_HINT arguments. Pass TYPE to
3365 most_expensive_mult_to_index. Call move_hint_to_base.
3366 (create_mem_ref): Add BASE_HINT argument. Pass BASE_HINT and
3367 TYPE to addr_to_parts.
3369 2009-11-02 Martin Jambor <mjambor@suse.cz>
3371 PR tree-optimization/41750
3372 * tree-sra.c (analyze_modified_params): Loop over all
3373 representatives of components of a parameter.
3375 2009-11-02 Jakub Jelinek <jakub@redhat.com>
3377 PR tree-optimization/41841
3378 * ipa-struct-reorg.c (build_data_structure): Don't attempt to look at
3379 local variables of not yet materialized clones.
3382 * cfgexpand.c (expand_debug_expr): Don't attempt to create DECL_RTL
3383 for a VOIDmode variable.
3386 * c-pragma.c (visstack): Change into vector of ints rather than
3387 enum symbol_visibility.
3388 (push_visibility): Add kind argument, push default_visibility together
3390 (pop_visibility): Add kind argument, return true if successful, fail
3391 if visibility stack is empty or if stack top is of different kind.
3392 (handle_pragma_visibility): Don't check length of visstack, instead
3393 call pop_visibility and issue diagnostics if it failed. Pass 0
3394 as last argument to push_visibility and pop_visibility.
3395 * c-pragma.h (push_visibility): Add kind argument.
3396 (pop_visibility): Likewise. Return bool instead of void.
3398 2009-11-01 Eric Botcazou <ebotcazou@adacore.com>
3400 * tree.def (TARGET_MEM_REF): Update comment.
3401 * alias.c (get_alias_set): Retrieve the original memory reference for
3402 a TARGET_MEM_REF before proceeding.
3404 2009-10-31 Anatoly Sokolov <aesok@post.ru>
3406 * config/frv/frv.c (frv_function_value, frv_libcall_value,
3407 frv_function_value_regno_p): New functions.
3408 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
3409 * config/frv/frv.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
3410 (FUNCTION_VALUE_REGNO_P): Redefine, use frv_function_value_regno_p.
3411 * config/frv/frv-protos.h (frv_function_value_regno_p): Declare.
3413 2009-10-31 Anatoly Sokolov <aesok@post.ru>
3415 * config/mn10300/mn10300.c (mn10300_function_value): Make static, add
3416 new 'outgoing' argument.
3417 (mn10300_libcall_value, mn10300_function_value_regno_p): New functions.
3418 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
3419 * config/mn10300/mn10300.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
3420 LIBCALL_VALUE): Remove.
3421 (FUNCTION_VALUE_REGNO_P): Redefine, use mn10300_function_value_regno_p.
3422 * config/mn10300/mn10300-protos.h (mn10300_function_value): Remove.
3423 (mh10300_function_value_regno_p): Declare.
3425 2009-10-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3427 * config/arm/cortex-a9.md: New - integer pipeline description.
3429 2009-10-31 Eric Botcazou <ebotcazou@adacore.com>
3431 * tree-ssa-sccvn.c (vn_reference_lookup_3): Bail out instead of
3432 aborting if the sizes of the two references don't match.
3434 2009-10-31 Toon Moene <toon@moene.org>
3436 * ipa-inline.c (cgraph_decide_inlining):
3437 Include reason for not inlining called-once functions in dump file.
3439 2009-10-30 Daniel Gutson <dgutson@codesourcery.com>
3441 * config/arm/linux-eabi.h (LINK_SPEC): BE8_LINK_SPEC added.
3442 * config/arm/bpapi.h (BE8_LINK_SPEC): New define.
3443 (LINK_SPEC): BE_LINK_SPEC added.
3445 2009-10-30 Richard Guenther <rguenther@suse.de>
3448 * lto-streamer.h (struct lto_file_decl_data): Remove fd member.
3450 2009-10-30 Nathan Sidwell <nathan@codesourcery.com>
3452 * target-def.h (TARGET_ASM_TTYPE): Correct typo of TARGET_ARM_TTYPE.
3453 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): Remove unused
3456 2009-10-30 Martin Jambor <mjambor@suse.cz>
3458 * tree-sra.c (build_ref_for_offset_1): Remove a comment.
3460 2009-10-30 H.J. Lu <hongjiu.lu@intel.com>
3463 * cfgexpand.c (expand_stack_alignment): Call update_stack_boundary
3464 first. Move assert on stack_alignment_estimated just before
3465 setting stack_realign_needed.
3466 (gimple_expand_cfg): Initialize stack_alignment_estimated to 0.
3467 Don't call update_stack_boundary.
3469 * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): New.
3470 (verride_options): Don't check ix86_force_align_arg_pointer here.
3471 (ix86_function_ok_for_sibcall): Use it.
3472 (ix86_update_stack_boundary): Likewise.
3474 * config/i386/i386.h (STACK_REALIGN_DEFAULT): Update comments.
3476 2009-10-30 Richard Earnshaw <rearnsha@arm.com>
3478 * arm.md (QHSI): New mode iterator.
3479 (movqi): If generating for thumb, then truncate any immediate to
3481 * thumb2.md (thumb2_movsi_shortim and peephole2 generator): Replace
3483 (thumb2_mov<mode>_shortim and peephole2 generator): ... iterator based
3486 2009-10-29 Cary Coutant <ccoutant@google.com>
3489 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hook (two
3490 locations in the source).
3491 (store_vcall_insn): New function.
3492 (lookup_vcall_insn): New function.
3493 (dwarf2out_virtual_call_token): Use store_vcall_insn.
3494 (dwarf2out_copy_call_info): New function.
3495 (dwarf2out_virtual_call): Use lookup_vcall_insn.
3496 * emit-rtl.c (try_split): Call copy_call_info debug hook.
3497 * debug.h (struct gcc_debug_hooks): Add copy_call_info hook.
3498 * debug.c (do_nothing_debug_hooks): Add dummy entry for new hook.
3499 (debug_nothing_rtx_rtx): New dummy hook.
3500 * dbxout.c (dbx_debug_hooks): Add dummy entry for new hook.
3501 (xcoff_debug_hooks): Likewise.
3502 * sdbout.c (sdb_debug_hooks): Likewise.
3503 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
3505 2009-10-29 David Daney <ddaney@caviumnetworks.com>
3507 * doc/invoke.texi (mmcount-ra-address): Document new command line
3509 * config/mips/mips.opt (mmcount-ra-address): New option.
3510 * config/mips/mips-protos.h (mips_function_profiler): Declare new
3512 * config/mips/mips.c (struct mips_frame_info): Add ra_fp_offset
3514 (mips_for_each_saved_gpr_and_fpr): Set ra_fp_offset.
3515 (mips_function_profiler): Moved from FUNCTION_PROFILER, and
3517 * config/mips/mips.h (FUNCTION_PROFILER): Body of macro moved to
3518 mips_function_profiler.
3520 2009-10-29 Steve Ellcey <sje@cup.hp.com>
3524 * doc/tm.texi (OVERRIDE_OPTIONS): Update.
3525 (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
3526 * optc-gen.awk (cl_target_option_restore): Include call to
3527 targetm.override_options_after_change.
3528 * target-def.h (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
3529 * target.h (override_options_after_change): New.
3530 * c-common.c (parse_optimize_options): Call
3531 targetm.override_options_after_change.
3532 * config/ia64/ia64.c (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
3533 (ia64_override_options_after_change): New.
3534 (ia64_override_options) Add call to above.
3536 2009-10-29 Michael Matz <matz@suse.de>
3538 * tree-ssa-math-opts.c (execute_convert_to_rsqrt): Remove.
3539 (gate_convert_to_rsqrt): Ditto.
3540 (pass_convert_to_rsqrt): Ditto.
3541 * tree-pass.h (pass_convert_to_rsqrt): Don't declare.
3542 * passes.c (init_optimization_passes): Don't add pass_convert_to_rsqrt
3545 * config/i386/i386.c (ix86_emit_swdivsf): Change evaluation order.
3547 2009-10-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3549 * config/arm/arm.c (find_best_start): Fix type of remainder to be
3552 2009-10-29 Martin Jambor <mjambor@suse.cz>
3554 PR tree-optimization/41775
3555 * tree-sra.c (build_ref_for_offset): Unshare *expr if not NULL.
3556 (generate_subtree_copies): Do not unshare agg.
3557 (load_assign_lhs_subreplacements): Do not unshare rhs.
3558 (sra_modify_assign): Do not unshare exprs.
3559 (propagate_subacesses_accross_link): Renamed to
3560 propagate_subaccesses_across_link.
3562 2009-10-29 Richard Earnshaw <rearnsha@arm.com>
3564 * arm.c (count_insns_for_constant): Rework to support counting for
3565 thumb2 immediates as well.
3566 (find_best_start): Split out from arm_gen_constant.
3567 (arm_gen_constant): Rework to support XOR with immediate.
3569 2009-10-29 Chao-ying Fu <fu@mips.com>
3571 * config/mips/mips.c (mips_emit_unary, mips_force_unary): New
3573 (mips_expand_synci_loop): Use the length rtx to control the
3574 synci loop from the begin rtx that points to the first byte of
3577 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
3579 * doc/invoke.texi: Rename -use-linker-plugin -fuse-linker-plugin.
3581 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
3583 * dbxout.c (dbxout_common_check): Accept non public trees.
3584 * dwarf2out.c (fortran_common): Accept non public trees.
3586 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
3588 * common.opt (fuse-linker-plugin): New option.
3589 * gcc.c (LINK_COMMAND_SPEC, main): Rename use-linker-plugin to
3591 * opts.c (common_handle_option): Ignore OPT_fuse_linker_plugin.
3593 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
3595 PR rtl-optimization/39715
3596 * config/arm/arm.md (cstoresi4): Use gen_cstoresi_ltu_thumb1.
3597 (gen_cstoresi_ltu_thumb1): New splitter.
3599 2009-10-28 Richard Guenther <rguenther@suse.de>
3603 * tree-ssa.c (useless_type_conversion_p): Do not treat
3604 conversions to pointers to incomplete types as useless.
3605 * gimple.c (gimple_types_compatible_p): Compare struct tags,
3608 2009-10-28 Jakub Jelinek <jakub@redhat.com>
3610 * var-tracking.c (emit_note_insn_var_location): Don't call the second
3611 vt_expand_loc unnecessarily when location is not a register nor
3615 * ipa-struct-reorg.c (find_field_in_struct_1): Return NULL if
3616 fields don't have DECL_NAME.
3619 * builtins.c (get_builtin_sync_mem): Expand loc in ptr_mode,
3620 call convert_memory_address on addr.
3623 * config/i386/i386.c (ix86_pic_register_p): Don't call
3624 rtx_equal_for_cselib_p for VALUEs discarded as useless.
3626 2009-10-28 Richard Sandiford <rdsandiford@googlemail.com>
3628 * var-tracking.c (emit_note_insn_var_location): Get the mode of
3629 a variable part from its REG, MEM or VALUE.
3631 2009-10-28 Richard Guenther <rguenther@suse.de>
3633 * gimple.c (gimple_get_alias_set): Fix comment typo.
3635 2009-10-28 Richard Guenther <rguenther@suse.de>
3637 * tree.c (free_lang_data_in_type): Do not call get_alias_set.
3638 (free_lang_data): Unconditionally compute alias sets for all
3639 standard integer types. Bail out if gate bailed out previously.
3640 Do not reset the types_compatible_p langhook.
3641 (gate_free_lang_data): Remove.
3642 (struct pass_ipa_free_lang_data): Enable unconditionally.
3643 * gimple.c (gimple_get_alias_set): Use the same alias-set for
3646 2009-10-28 Richard Guenther <rguenther@suse.de>
3649 * tree-ssa-alias.c (refs_may_alias_p_1): Deal with CONST_DECLs
3650 (ref_maybe_used_by_call_p_1): Fix bcopy handling.
3651 (call_may_clobber_ref_p_1): Likewise.
3652 * tree-ssa-structalias.c (find_func_aliases): Likewise.
3653 * alias.c (nonoverlapping_memrefs_p): Deal with CONST_DECLs.
3655 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
3657 PR rtl-optimization/41812
3660 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3662 * df-problems.c (df_md_scratch): New.
3663 (df_md_alloc, df_md_free): Allocate/free it.
3664 (df_md_local_compute): Only include live registers in init.
3665 (df_md_transfer_function): Prune the in-set computed by
3666 the confluence function, and the gen-set too.
3668 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
3670 PR rtl-optimization/39715
3671 * combine.c (simplify_comparison): Use extensions to
3672 widen comparisons. Try an ANDing first.
3674 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
3676 PR rtl-optimization/40741
3677 * config/arm/arm.c (thumb1_rtx_costs): IOR or XOR with
3678 a small constant is cheap.
3679 * config/arm/arm.md (andsi3, iorsi3): Try to place the result of
3680 force_reg on the LHS.
3681 (xorsi3): Likewise, and split the XOR if the constant is complex
3682 and not in Thumb mode.
3684 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
3686 * expmed.c (emit_store_flag): Check costs before
3687 transforming to the opposite representation.
3689 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
3691 * config/sh/sh.md (cbranchfp4_media): Remove hack extending
3692 cstore result to DImode.
3694 2009-10-28 Kaz Kojima <kkojima@gcc.gnu.org>
3696 * config/sh/sh.md (stuff_delay_slot): Move const_int pattern
3697 inside the unspec vector.
3699 2009-10-27 Richard Henderson <rth@redhat.com>
3701 * cgraphunit.c (cgraph_optimize): Maintain timevar stack properly.
3703 2009-10-27 Richard Henderson <rth@redhat.com>
3706 * tree-eh.c (eh_region_may_contain_throw_map): Rename from
3707 eh_region_may_contain_throw; update users.
3708 (eh_region_may_contain_throw): New function.
3709 (lower_catch): Check flag_exceptions before creating exception region.
3710 (lower_eh_filter, lower_eh_must_not_throw): Likewise.
3711 (lower_cleanup): Tidy existing flag_exceptions check to match.
3713 2009-10-27 Kai Tietz <kai.tietz@onevision.com>
3716 * config/i386/mingw32.h (CHECK_EXECUTE_STACK_ENABLED): New macro.
3717 * config/i386/mingw.opt: Add fset-stack-executable.
3718 * config/i386/i386.c (ix86_trampoline_init): Make call to
3719 emit_library_call conditional, if CHECK_EXECUTE_STACK_ENABLED is
3720 defined and its value is not zero.
3723 2009-10-27 Richard Guenther <rguenther@suse.de>
3725 * tree-ssa-structalias.c (find_func_aliases): In IPA mode
3726 handle calls to externally visible functions like in regular mode.
3727 (create_variable_info_for): Do not create function infos here.
3728 (have_alias_info): Remove write-only variable.
3729 (solve_constraints): New function split out from common code
3730 in compute_points_to_sets and ipa_pta_execute.
3731 (compute_points_to_sets): Adjust.
3732 (ipa_pta_execute): Likewise. Handle clones and externally visible
3733 functions like in non-IPA mode.
3735 2009-10-27 Jakub Jelinek <jakub@redhat.com>
3738 * c-typeck.c (convert_arguments): Return -1 if any of the arguments is
3741 2009-10-27 Richard Guenther <rguenther@suse.de>
3743 * tree-complex.c (expand_complex_div_wide): Check for
3744 INTEGER_CST, not TREE_CONSTANT on comparison folding result.
3746 2009-10-27 Revital Eres <eres@il.ibm.com>
3748 PR tree-optimization/40648
3749 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
3750 Change decision of when to peel for alignment.
3752 2009-10-27 Richard Guenther <rguenther@suse.de>
3755 * gimple.c (gimple_types_compatible_p): Handle OFFSET_TYPE.
3757 2009-10-27 Aldy Hernandez <aldyh@redhat.com>
3760 * fold-const.c (fold_binary_loc): Do not call
3761 protected_set_expr_location.
3763 2009-10-27 Wei Guozhi <carrot@google.com>
3766 * target.h (have_conditional_execution): Add a new target hook
3768 * target-def.h (TARGET_HAVE_CONDITIONAL_EXECUTION): Likewise.
3769 * targhooks.h (default_have_conditional_execution): Likewise.
3770 * targhooks.c (default_have_conditional_execution): Likewise.
3771 * doc/tm.texi (TARGET_HAVE_CONDITIONAL_EXECUTION): Document it.
3772 * config/arm/arm.c (TARGET_HAVE_CONDITIONAL_EXECUTION): Define it.
3773 (arm_have_conditional_execution): New function.
3774 * ifcvt.c (noce_process_if_block, find_if_header,
3775 cond_exec_find_if_block, dead_or_predicable): Change the usage of
3776 macro HAVE_conditional_execution to a target hook call.
3777 * recog.c (peephole2_optimize): Likewise.
3778 * sched-rgn.c (add_branch_dependences): Likewise.
3779 * final.c (asm_insn_count, final_scan_insn): Likewise.
3780 * bb-reorder.c (HAVE_conditional_execution): Remove it.
3782 2009-10-26 Ben Elliston <bje@au.ibm.com>
3783 Michael Meissner <meissner@linux.vnet.ibm.com>
3784 Ulrich Weigand <uweigand@de.ibm.com>
3786 * config.gcc (spu-*-elf*): Add spu_cache.h to extra_headers.
3787 * config/spu/spu_cache.h: New file.
3789 * config/spu/cachemgr.c: New file.
3790 * config/spu/cache.S: New file.
3792 * config/spu/spu.h (ASM_OUTPUT_SYMBOL_REF): Define.
3793 (ADDR_SPACE_EA): Define.
3794 (TARGET_ADDR_SPACE_KEYWORDS): Define.
3795 * config/spu/spu.c (EAmode): New macro.
3796 (TARGET_ADDR_SPACE_POINTER_MODE): Define.
3797 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
3798 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Likewise.
3799 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
3800 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
3801 (TARGET_ADDR_SPACE_CONVERT): Likewise.
3802 (TARGET_ASM_SELECT_SECTION): Likewise.
3803 (TARGET_ASM_UNIQUE_SECTION): Likewise.
3804 (TARGET_ASM_UNALIGNED_SI_OP): Likewise.
3805 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
3806 (ea_symbol_ref): New function.
3807 (spu_legitimate_constant_p): Handle __ea qualified addresses.
3808 (spu_addr_space_legitimate_address_p): New function.
3809 (spu_addr_space_legitimize_address): Likewise.
3810 (cache_fetch): New global.
3811 (cache_fetch_dirty): Likewise.
3812 (ea_alias_set): Likewise.
3813 (ea_load_store): New function.
3814 (ea_load_store_inline): Likewise.
3815 (expand_ea_mem): Likewise.
3816 (spu_expand_mov): Handle __ea qualified memory references.
3817 (spu_addr_space_pointer_mode): New function.
3818 (spu_addr_space_address_mode): Likewise.
3819 (spu_addr_space_subset_p): Likewise.
3820 (spu_addr_space_convert): Likewise.
3821 (spu_section_type_flags): Handle "._ea" section.
3822 (spu_select_section): New function.
3823 (spu_unique_section): Likewise.
3824 * config/spu/spu-c.c (spu_cpu_cpp_builtins): Support __EA32__
3825 and __EA64__ predefined macros.
3826 * config/spu/spu-elf.h (LIB_SPEC): Handle -mcache-size= and
3827 -matomic-updates switches.
3829 * config/spu/t-spu-elf (MULTILIB_OPTIONS): Define.
3830 (EXTRA_MULTILIB_PARTS): Add libgcc_cachemgr.a,
3831 libgcc_cachemgr_nonatomic.a, libgcc_cache8k.a, libgcc_cache16k.a,
3832 libgcc_cache32k.a, libgcc_cache64k.a, libgcc_cache128k.a.
3833 ($(T)cachemgr.o, $(T)cachemgr_nonatomic.o): New target.
3834 ($(T)cache8k.o, $(T)cache16k.o, $(T)cache32k.o, $(T)cache64k.o,
3835 $(T)cache128k.o): Likewise.
3836 ($(T)libgcc_%.a): Likewise.
3838 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_ADDRESS_SPACE_CONVERSION.
3839 * config/spu/spu.opt (-mea32/-mea64): Add switches.
3840 (-maddress-space-conversion): Likewise.
3841 (-mcache-size=): Likewise.
3842 (-matomic-updates): Likewise.
3843 * doc/invoke.texi (-mea32/-mea64): Document.
3844 (-maddress-space-conversion): Likewise.
3845 (-mcache-size=): Likewise.
3846 (-matomic-updates): Likewise.
3848 2009-10-26 Ben Elliston <bje@au.ibm.com>
3849 Michael Meissner <meissner@linux.vnet.ibm.com>
3850 Ulrich Weigand <uweigand@de.ibm.com>
3852 * doc/tm.texi (TARGET_ADDR_SPACE_KEYWORDS): Document.
3854 * c-common.c (c_common_reswords): If TARGET_ADDR_SPACE_KEYWORDS is
3855 defined, add the named address space keywords.
3856 (c_addr_space_name): New function.
3857 (complete_array_type): Preserve named address space.
3858 (handle_mode_attribute): Use targetm.addr_space.valid_pointer_mode
3859 instead of targetm.valid_pointer_mode.
3861 * c-common.h (enum rid): Add RID_ADDR_SPACE_0 .. RID_ADDR_SPACE_15,
3862 RID_FIRST_ADDR_SPACE and RID_LAST_ADDR_SPACE.
3863 (ADDR_SPACE_KEYWORD): New macro.
3864 (c_addr_space_name): Add prototype.
3866 * c-tree.h (struct c_declspecs): Add address_space member.
3867 (declspecs_add_addrspace): Add prototype.
3869 * c-pretty-print.c (pp_c_type_qualifier_list): Handle address spaces.
3871 * c-parser.c (c_parse_init): Add assertion.
3872 (typedef enum c_id_kind): Add C_ID_ADDRSPACE.
3873 (c_lex_one_token): Handle address space keywords.
3874 (c_token_starts_typename): Likewise.
3875 (c_token_starts_declspecs): Likewise.
3876 (c_parser_declspecs): Likewise.
3877 (c_parser_postfix_expression_after_paren_type): Diagnose compound
3878 literal within function qualified with named address space.
3880 * c-decl.c (diagnose_mismatched_decls): Diagnose conflicting named
3881 address space qualifiers.
3882 (shadow_tag_warned): Warn about useless address space qualifiers.
3883 (quals_from_declspecs): Handle address space qualifiers.
3884 (grokdeclarator): Likewise.
3885 (build_null_declspecs): Likewise.
3886 (declspecs_add_addrspace): New function.
3888 * c-typeck.c (addr_space_superset): New function.
3889 (qualify_type): Handle named address spaces.
3890 (composite_type): Likewise.
3891 (common_pointer_type): Likewise.
3892 (comp_target_types): Likewise.
3893 (build_conditional_expr): Likewise.
3894 (handle_warn_cast_qual): Likewise.
3895 (build_c_cast): Likewise.
3896 (convert_for_assignment): Likewise.
3897 (build_binary_op): Likewise.
3898 (pointer_diff): Handle named address spaces. Use intermediate
3899 integer type of sufficient size if required.
3901 2009-10-26 Ben Elliston <bje@au.ibm.com>
3902 Michael Meissner <meissner@linux.vnet.ibm.com>
3903 Ulrich Weigand <uweigand@de.ibm.com>
3905 * doc/tm.texi (TARGET_ADDR_SPACE_POINTER_MODE): Document.
3906 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
3907 (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
3909 * target.h (struct target_def): Add pointer_mode, address_mode,
3910 and valid_pointer_mode to addr_space substructure.
3911 * target-def.h (TARGET_ADDR_SPACE_POINTER_MODE): Define.
3912 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
3913 (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
3914 (TARGET_ADDR_SPACE_HOOKS): Add them.
3915 * targhooks.c (target_default_pointer_address_modes_p): New function.
3916 * target.h (target_default_pointer_address_modes_p): Add prototype.
3917 * targhooks.c (default_addr_space_pointer_mode): New function.
3918 (default_addr_space_address_mode): Likewise.
3919 (default_addr_space_valid_pointer_mode): Likewise.
3920 * targhooks.h (default_addr_space_pointer_mode): Add prototype.
3921 (default_addr_space_address_mode): Likewise.
3922 (default_addr_space_valid_pointer_mode): Likewise.
3923 * output.h (default_valid_pointer_mode): Move to ...
3924 * targhooks.h (default_valid_pointer_mode): ... here.
3925 * varasm.c (default_valid_pointer_mode): Move to ...
3926 * targhooks.c (default_valid_pointer_mode): ... here.
3928 * varasm.c (output_constant): Use targetm.addr_space.valid_pointer_mode
3929 instead of targetm.valid_pointer_mode.
3931 * fold-const.c (fit_double_type): Use int_or_pointer_precision.
3932 * tree.c (integer_pow2p): Likewise.
3933 (tree_log2): Likewise.
3934 (tree_floor_log2): Likewise.
3935 (signed_or_unsigned_type_for): Support pointer type of different size.
3936 (int_or_pointer_precision): New function.
3937 * tree.h (int_or_pointer_precision): Add prototype.
3938 * stor-layout.c (layout_type): Set TYPE_PRECISION for offset types.
3939 * varasm.c (initializer_constant_valid_p): Use TYPE_PRECISION of
3940 incoming pointer type instead of POINTER_SIZE.
3942 * tree.c (build_pointer_type): Use appropriate pointer mode
3943 instead of ptr_mode.
3944 (build_reference_type): Likewise.
3945 * expr.c (store_expr): Likewise.
3946 (expand_expr_addr_expr): Likewise.
3947 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Likewise.
3948 * cfgexpand.c (expand_debug_expr): Likewise.
3950 * auto-inc-dec.c: Include "target.h".
3951 (try_merge): Use appropriate address mode instead of Pmode.
3952 (find_inc): Likewise.
3953 * combine.c (find_split_point): Likewise.
3954 * cselib.c (cselib_record_sets): Likewise.
3955 * dse.c (replace_inc_dec): Likewise.
3956 (canon_address): Likewise.
3957 * var-tracking.c (replace_expr_with_values): Likewise.
3958 (count_uses): Likewise.
3959 (add_uses): Likewise.
3960 (add_stores): Likewise.
3961 * emit-rtl.c: Include "target.h".
3962 (adjust_address_1): Use appropriate address mode instead of Pmode.
3963 (offset_address): Likewise.
3964 * explow.c (break_out_memory_refs): Likewise.
3965 (memory_address_addr_space): Likewise.
3966 (promote_mode): Likewise.
3967 * expr.c (move_by_pieces): Likewise.
3968 (emit_block_move_via_loop): Likewise.
3969 (store_by_pieces): Likewise.
3970 (store_by_pieces_1): Likewise.
3971 (expand_assignment): Likewise.
3972 (store_constructor): Likewise.
3973 (expand_expr_addr_expr): Likewise.
3974 (expand_expr_real_1): Likewise.
3975 * cfgexpand.c (expand_debug_expr): Likewise.
3976 * ifcvt.c (noce_try_cmove_arith): Likewise.
3977 * regcprop.c (kill_autoinc_value): Likewise.
3978 * regmove.c (try_auto_increment): Likewise.
3979 * reload.c (find_reloads): Likewise.
3980 (find_reloads_address): Likewise.
3981 (find_reloads_address_1): Likewise.
3982 * sched-deps.c: Include "target.h".
3983 (sched_analyze_1): Use appropriate address mode instead of Pmode.
3984 (sched_analyze_2): Likewise.
3985 * sel-sched-dump.c: Include "target.h".
3986 (debug_mem_addr_value): Use appropriate address mode instead of Pmode.
3987 * stor-layout.c (layout_type): Likewise.
3988 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
3989 (multiplier_allowed_in_address_p): Likewise.
3990 (get_address_cost): Likewise.
3991 * varasm.c (make_decl_rtl): Likewise.
3993 * expr.c (expand_assignment): Always convert offsets to appropriate
3995 (store_expr): Likewise.
3996 (store_constructor): Likewise.
3997 (expand_expr_real_1): Likewise.
3999 * reload.h (form_sum): Add MODE argument.
4000 * reload.c (form_sum): Add MODE argument, use it instead of Pmode.
4001 Update recursive calls.
4002 (subst_indexed_address): Update calls to form_sum.
4004 * tree-flow.h (addr_for_mem_ref): Add ADDRSPACE argument.
4005 * tree-ssa-address.c: Include "target.h".
4006 (templates): Replace by ...
4007 (mem_addr_template_list): ... this new vector.
4008 (TEMPL_IDX): Handle address space numbers.
4009 (gen_addr_rtx): Add address mode argument, use it instead of Pmode.
4010 (addr_for_mem_ref): Add ADDRSPACE argument. Use per-address-space
4011 instead of global cache. Update call to gen_addr_rtx.
4012 (valid_mem_ref_p): Update call to addr_for_mem_ref.
4013 * expr.c (expand_expr_real_1): Update call to addr_for_mem_ref.
4015 * rtl.h (convert_memory_address_addr_space): Add prototype.
4016 (convert_memory_address): Define as macro.
4017 * explow.c (convert_memory_address): Rename to ...
4018 (convert_memory_address_addr_space): ... this. Add ADDRSPACE argument.
4019 Use appropriate pointer and address modes instead of ptr_mode / Pmode.
4020 Update recursive calls.
4021 (memory_address_addr_space): Call convert_memory_address_addr_space.
4022 * expmed.c (make_tree): Likewise.
4023 * expr.c (expand_assignment): Likewise.
4024 (expand_expr_addr_expr_1): Likewise. Also, add ADDRSPACE argument.
4025 (expand_expr_addr_expr): Likewise. Also, update call.
4027 * alias.c (find_base_value): Guard pointer size optimizations.
4028 (find_base_term): Likewise.
4029 * rtlanal.c (nonzero_bits1): Likewise.
4030 (num_sign_bit_copies1): Likewise.
4031 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
4033 * Makefile.in (tree-ssa-address.o): Add $(TARGET_H) dependency.
4034 (emit-rtl.o): Likewise.
4035 (auto-inc-dec.o): Likewise.
4036 (sched-deps.o): Likewise.
4038 2009-10-26 Ben Elliston <bje@au.ibm.com>
4039 Michael Meissner <meissner@linux.vnet.ibm.com>
4040 Ulrich Weigand <uweigand@de.ibm.com>
4042 * doc/extend.texi (Named Address Spaces): New section.
4043 * coretypes.h (addr_space_t): New type.
4044 (ADDR_SPACE_GENERIC): New define.
4045 (ADDR_SPACE_GENERIC_P): New macro.
4047 * doc/tm.texi (Named Address Spaces): New section.
4048 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Document.
4049 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Document.
4050 (TARGET_ADDR_SPACE_SUBSET_P): Document.
4051 (TARGET_ADDR_SPACE_CONVERT): Document.
4052 * target.h (struct gcc_target): Add addr_space substructure.
4053 * target-def.h (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Define.
4054 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
4055 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
4056 (TARGET_ADDR_SPACE_CONVERT): Likewise.
4057 (TARGET_ADDR_SPACE_HOOKS): Likewise.
4058 (TARGET_INITIALIZER): Initialize addr_space hooks.
4059 * targhooks.c (default_addr_space_legitimate_address_p): New function.
4060 (default_addr_space_legitimize_address): Likewise.
4061 (default_addr_space_subset_p): Likewise.
4062 (default_addr_space_convert): Likewise.
4063 * targhooks.h (default_addr_space_legitimate_address_p): Add prototype.
4064 (default_addr_space_legitimize_address): Likewise.
4065 (default_addr_space_subset_p): Likewise.
4066 (default_addr_space_convert): Likewise.
4068 * doc/rtl.texi (MEM_ADDR_SPACE): Document.
4069 * rtl.h (mem_attrs): Add ADDRSPACE memory attribute.
4070 (MEM_ADDR_SPACE): New macro.
4071 * emit-rtl.c (get_mem_attrs): Add ADDRSPACE argument and set
4072 address space memory attribute.
4073 (mem_attrs_htab_hash): Handle address space memory attribute.
4074 (mem_attrs_htab_eq): Likewise.
4075 (set_mem_attributes_minus_bitpos): Likewise.
4076 (set_mem_alias_set): Likewise.
4077 (set_mem_align): Likewise.
4078 (set_mem_expr): Likewise.
4079 (set_mem_offset): Likewise.
4080 (set_mem_size): Likewise.
4081 (adjust_address_1): Likewise.
4082 (offset_address): Likewise.
4083 (widen_memoy_address): Likewise.
4084 (get_spill_slot_decl): Likewise.
4085 (set_mem_attrs_for_spill): Likewise.
4086 (set_mem_addr_space): New function.
4087 * emit-rtl.h (set_mem_addr_space): Add prototype.
4088 * print-rtl.c (print_rtx): Print address space memory attribute.
4089 * expr.c (expand_assignment): Set address space memory attribute
4090 of generated MEM RTXes as appropriate.
4091 (expand_expr_real_1): Likewise.
4092 * cfgexpand.c (expand_debug_expr): Likewise.
4093 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
4095 * tree.h (struct tree_base): Add address_space bitfield. Reduce
4096 size of "spare" bitfield.
4097 (TYPE_ADDR_SPACE): New macro.
4098 (ENCODE_QUAL_ADDR_SPACE): Likewise.
4099 (DECODE_QUAL_ADDR_SPACE): Likewise.
4100 (CLEAR_QUAL_ADDR_SPACE): Likewise.
4101 (KEEP_QUAL_ADDR_SPACE): Likewise.
4102 (TYPE_QUALS): Encode type address space.
4103 (TYPE_QUALS_NO_ADDR_SPACE): New macro.
4104 * tree.c (set_type_quals): Set type address space.
4105 (build_array_type): Inherit array address space from element type.
4106 * print-tree.c (print_node_brief): Print type address space.
4107 (print_node): Likewise.
4108 * tree-pretty-print.c (dump_generic_node): Likewise.
4110 * explow.c (memory_address): Rename to ...
4111 (memory_address_addr_space): ... this. Add ADDRSPACE argument.
4112 Use address-space aware variants of memory address routines.
4113 * recog.c (memory_address_p): Rename to ...
4114 (memory_address_addr_space_p): ... this. Add ADDSPACE argument.
4115 Use address-space aware variants of memory address routines.
4116 (offsettable_address_p): Rename to ...
4117 (offsettable_address_addr_space_p): ... this. Add ADDRSPACE argument.
4118 Use address-space aware variants of memory address routines.
4119 * reload.c (strict_memory_address_p): Rename to ...
4120 (strict_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
4121 Use address-space aware variants of memory address routines.
4122 (maybe_memory_address_p): Rename to ...
4123 (maybe_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
4124 Use address-space aware variants of memory address routines.
4125 * expr.h (memory_address_addr_space): Add prototype.
4126 (memory_address): Define as macro.
4127 * recog.h (memory_address_addr_space_p): Add prototype.
4128 (memory_address_p): Define as macro.
4129 (offsettable_address_addr_space_p): Add prototype.
4130 (offsettable_address_p): Define as macro.
4131 (strict_memory_address_addr_space_p): Add prototype.
4132 (strict_memory_address_p): Define as macro.
4134 * combine.c (find_split_point): Use address-space aware variants
4135 of memory address routines.
4136 * emit-rtl.c (operand_subword): Likewise.
4137 (change_address_1): Likewise.
4138 (adjust_address_1): Likewise.
4139 (offset_address): Likewise.
4140 * expr.c (emit_move_insn): Likewise.
4141 (expand_assignment): Likewise.
4142 (expand_expr_real_1): Likewise.
4143 * recog.c (verify_changes): Likewise.
4144 (general_operand): Likewise.
4145 (offsettable_memref_p): Likewise.
4146 (offsettable_nonstrict_memref_p): Likewise.
4147 (constrain_operands): Likewise.
4148 * reload.c (get_secondary_mem): Likewise.
4149 (find_reloads_toplev): Likewise.
4150 (find_reloads_address): Likewise.
4151 (find_reloads_subreg_address): Likewise.
4152 * reload1.c (reload): Likewise.
4153 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
4154 * rtl.h (address_cost): Add ADDRSPACE argument.
4155 * rtlanal.c (address_cost): Add ADDRSPACE argument. Use address-space
4156 aware variant of memory address routines.
4157 * loop-invariant.c (create_new_invariant): Update address_cost call.
4158 * tree-ssa-loop-ivopts.c (computation_cost): Likewise.
4159 * fwprop.c (should_replace_address): Add ADDRSPACE argument.
4160 Use address-space aware variant of memory address routines.
4161 (propagate_rtx_1): Update call to should_replace_address.
4162 * tree-flow.h (multiplier_allowed_in_address_p): Add ADDRSPACE
4164 * tree-ssa-loop-ivopts.c (multiplier_allowed_in_address_p): Add
4165 ADDRSPACE argument. Use per-address-space instead of global cache.
4166 Use address-space aware variant of memory address routines.
4167 (get_address_cost): Likewise.
4168 (get_computation_cost_at): Update calls.
4169 * tree-ssa-address.c (valid_mem_ref_p): Add ADDRSPACE argument.
4170 Use address-space aware variant of memory address routines.
4171 (create_mem_ref_raw): Update call to valid_mem_ref_p.
4172 (most_expensive_mult_to_index): Update call to
4173 multiplier_allowed_in_address_p.
4175 * dwarf2out.c (modified_type_die): Output DW_AT_address_class
4176 attribute to indicate named address spaces.
4178 * varasm.c (get_variable_section): DECLs in named address spaces
4181 * reload.c (find_reloads_address): Do not use LEGITIMIZE_RELOAD_ADDRESS
4182 for addresses in a non-generic address space.
4184 * expr.c (emit_block_move_hints): Do not use libcalls for
4185 memory in non-generic address spaces.
4186 (clear_storage_hints): Likewise.
4187 (expand_assignment): Likewise.
4189 * fold-const.c (operand_equal_p): Expressions refering to different
4190 address spaces are not equivalent.
4192 * rtl.c (rtx_equal_p_cb): MEMs refering to different address
4193 spaces are not equivalent.
4194 (rtx_equal_p): Likewise.
4195 * cse.c (exp_equiv_p): Likewise.
4196 * jump.c (rtx_renumbered_equal_p): Likewise.
4197 * reload.c (operands_match_p): Likewise.
4199 * alias.c (nonoverlapping_memrefs_p): MEMs refering to different
4200 address spaces may alias.
4201 (true_dependence): Likewise.
4202 (canon_true_dependence): Likewise.
4203 (write_dependence_p): Likewise.
4205 * dse.c (canon_address): Handle named address spaces.
4206 * ifcvt.c (noce_try_cmove_arith): Likewise.
4208 * tree.def (ADDR_SPACE_CONVERT_EXPR): New tree code.
4209 * expr.c (expand_expr_real_2): Expand ADDR_SPACE_CONVERT_EXPR.
4210 * convert.c (convert_to_pointer): Generate ADDR_SPACE_CONVERT_EXPR
4211 to handle conversions between different address spaces.
4212 * fold-const.c (fold_convert_loc): Likewise.
4213 (fold_unary_loc): Handle ADDR_SPACE_CONVERT_EXPR.
4214 * tree-pretty-print.c (dump_generic_node): Likewise.
4215 * gimple-pretty-print.c (dump_unary_rhs): Likewise.
4216 * tree-cfg.c (verify_gimple_assign_unary): Likewise.
4217 * tree-inline.c (estimate_operator_cost): Likewise.
4218 * tree-ssa.c (useless_type_conversion_p): Conversions between pointers
4219 to different address spaces are not useless.
4221 2009-10-26 Jakub Jelinek <jakub@redhat.com>
4224 * cfgcleanup.c (trivially_empty_bb_p): New function.
4225 (try_optimize_bb): Use it instead of checking BB_HEAD == BB_END.
4228 * dwarf2out.c (add_pubname, add_pubtype, generic_parameter_die,
4229 add_name_and_src_coords_attributes, gen_namespace_die,
4230 dwarf2out_set_name): Handle dwarf2_name returning NULL.
4232 2009-10-26 Nick Clifton <nickc@redhat.com>
4234 * config.gcc: Add support for RX target.
4235 * config/rx: New directory.
4236 * config/rx/constraints.md: New file.
4237 * config/rx/predicates.md: New file.
4238 * config/rx/rx.c: New file.
4239 * config/rx/rx.h: New file.
4240 * config/rx/rx.md: New file.
4241 * config/rx/rx.opt: New file.
4242 * config/rx/rx-protos.h: New file.
4243 * config/rx/t-rx: New file.
4244 * doc/extend.texi: Document RX function attributes.
4245 * doc/invoke.texi: Document RX specific command line options.
4246 * doc/contrib.texi: Document RX contribution.
4247 * doc/md.texi: Document RX constraints.
4248 * doc/install.texi: Document RX support.
4250 2009-10-26 Michael Matz <matz@suse.de>
4252 PR tree-optimization/41783
4253 * tree-ssa-alias.c (get_continuation_for_phi): Export, add a special
4254 case for simple diamonds.
4255 * tree-ssa-alias.h (get_continuation_for_phi): Declare.
4256 * tree-ssa-pre.c (translate_vuse_through_block): Add same_valid
4257 argument, use alias oracle to skip some vdefs.
4258 (phi_translate_1): Change call to above, don't allocate new
4259 value ids if they can stay the same.
4260 (compute_avail): Allow vuse walking when looking up references.
4262 2009-10-26 Richard Guenther <rguenther@suse.de>
4264 PR tree-optimization/41826
4265 * tree-ssa-structalias.c (get_constraint_for_ptr_offset): Avoid
4266 access to re-allocated vector fields.
4268 2009-10-26 Richard Guenther <rguenther@suse.de>
4270 * graphite-sese-to-poly.c (check_poly_representation): Fix
4271 compile without checking.
4273 2009-10-26 Janus Weil <janus@gcc.gnu.org>
4276 * gimple.h (tree_annotate_all_with_location): Remove prototype.
4277 * gimplify.c (tree_should_carry_location_p,
4278 tree_annotate_one_with_location,tree_annotate_all_with_location):
4279 Remove obsolete functions.
4281 2009-10-25 Kaz Kojima <kkojima@gcc.gnu.org>
4284 * config/sh/sh.md (stuff_delay_slot): Don't set T_REG in pattern.
4286 2009-10-25 Richard Guenther <rguenther@suse.de>
4288 * lto-streamer-in.c (unpack_ts_decl_common_value_fields):
4289 Stream DECL_RESTRICTED_P.
4290 * lto-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
4292 2009-10-25 Richard Sandiford <rdsandiford@googlemail.com>
4294 * config/mips/mips.c (mips_restore_gp_from_cprestore_slot): Emit
4295 a note when expanding to nothing.
4297 2009-10-25 Richard Guenther <rguenther@suse.de>
4300 * tree.c (find_decls_types_r): Deal with Java overloading
4301 BINFO_VIRTUALS for its own purpose.
4303 2009-10-24 Adam Nemet <anemet@caviumnetworks.com>
4305 * config/mips/predicates.md (hilo_operand): New predicate.
4306 * config/mips/mips.md (<u>mulsidi3_64bit): Change it to a
4307 define_insn. Correct !ISA_HAS_EXT_INS length from 24 to 28. Move
4308 splitter part from here ...:
4309 (<u>mulsidi3_64bit splitter for !ISA_HAS_EXT_INS): ... to here. Swap
4310 op0 and op4 to match the DINS case.
4311 (<u>mulsidi3_64bit splitter for ISA_HAS_EXT_INS): New splitter.
4313 2009-10-24 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
4316 * avr.md (QIDI): Add new mode iterator.
4317 (sbrx_branch<mode>): Create new zero extract bit, test and jump
4318 patterns for all QI thru DI modes combinations.
4319 (sbrx_and_branch<mode>): Create new and based bit test and jump
4320 patterns for QI thru SI modes.
4321 avr.c (avr_out_sbxx_branch): Use only bit number.
4323 2009-10-24 Jan Hubicka <jh@suse.cz>
4325 * ipa-reference.c (check_call): Noreturn notrhow calls do not write
4327 (analyze_function): When analyzing noreturn nothrow call, do not
4328 compute written stats; free bitmaps of vars early if possible.
4329 (generate_summary): Only update bitmaps if computed.
4330 (propagate): Only dump bitmaps if computed.
4331 (ipa_reference_read_summary): Fix pasto.
4333 2009-10-24 Eric Botcazou <ebotcazou@adacore.com>
4335 * tree-ssa-alias.c (nonaliasing_component_refs_p): Rename into...
4336 (aliasing_component_refs_p): ...this. Return true if there is no
4337 common base and the base access types have the same alias set.
4338 (indirect_ref_may_alias_decl_p): Adjust for above renaming.
4339 (indirect_refs_may_alias_p): Likewise.
4341 2009-10-23 Joseph Myers <joseph@codesourcery.com>
4344 * c-typeck.c (c_finish_stmt_expr): Do not wrap error_mark_node in
4345 a C_MAYBE_CONST_EXPR.
4347 2009-10-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4350 * config/rs6000/rs6000.c (struct machine_function): Add
4351 vsx_or_altivec_used_p to record if vector types are used.
4352 (rs6000_expand_to_rtl_hook): Rename from
4353 rs6000_alloc_sdmode_stack_slot. If VSX, check to see if there are
4354 any vector operations, so if there are, we can set VRSAVE to
4355 non-zero when only floating point vector registers are used.
4356 (TARGET_EXPAND_TO_RTL_HOOK): Use rs6000_expand_to_rtl_hook.
4357 (rs6000_check_vector_mode): Inner function to check if vector
4358 types are used in the code.
4359 (compute_vrsave_mask): If VSX, make sure VRSAVE is non-zero if
4360 vector instructions are used.
4362 * config/rs6000/rs6000.h (HARD_REGNO_CALL_PART_CLOBBERED):
4363 Indicate that VSX registers which overlap floating point
4364 registers, can't be used across a call, since the ABI only states
4365 the scalar part of the register will be saved and restored.
4367 2009-10-23 Joseph Myers <joseph@codesourcery.com>
4370 * alias.c (get_alias_set): Call langhook before returning 0 for
4371 types with structural equality.
4372 * c-common.c (c_common_get_alias_set): Use alias set of element
4373 type for arrays with structural comparison.
4375 2009-10-23 Richard Guenther <rguenther@suse.de>
4378 * cfgexpand.c (expand_call_stmt): Use gimple_has_side_effects and
4379 gimple_call_nothrow_p.
4381 2009-10-23 Richard Guenther <rguenther@suse.de>
4383 PR tree-optimization/41778
4384 * tree-ssa-pre.c (do_regular_insertion): Only insert if a
4385 redundancy along a path in the CFG we want to optimize for speed
4386 is going to be removed.
4387 (execute_pre): Do partial-PRE only if the function is to be
4388 optimized for speed.
4389 (gate_pre): Do not turn off all of PRE when not optimizing a
4392 2009-10-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4394 * builtins.c (fold_builtin_cabs): Use validate_arg().
4395 (fold_builtin_cexp): Fix if-logic.
4396 (fold_builtin_1): Check subtype for BUILT_IN_CIMAG.
4398 2009-10-22 Jeff Law <law@redhat.com>
4400 * ira-lives.c (process_single_reg_class_operands): Update the
4401 hard reg costs for all the hard registers desired by the
4402 single reg class operand.
4404 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
4406 * simplify-rtx.c (simplify_replace_fn_rtx): Add a fallback case
4407 for rtxes that aren't handled specially.
4409 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
4411 * rtl.h (shallow_copy_rtvec): Declare.
4412 * rtl.c (shallow_copy_rtvec): New function.
4413 * cselib.c (cselib_subst_to_values): Use it. Only modify an
4414 rtx field if the subrtx has changed.
4416 2009-10-22 Anatoly Sokolov <aesok@post.ru>
4418 * config/m32c/m32c.c (m32c_function_value_regno_p): New function.
4419 (m32c_function_value): Make static, add new 'outgoing' argument.
4420 (m32c_libcall_value): Make static, add new 'fun' argument.
4421 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
4422 * config/m32c/m32c.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
4423 (FUNCTION_VALUE_REGNO_P): Redefine, use m32c_function_value_regno_p.
4424 * config/m32c/m32c-protos.h (m32c_function_value_regno_p): Declare.
4425 (m32c_function_value, m32c_libcall_value): Delete declaration.
4427 2009-10-22 Diego Novillo <dnovillo@google.com>
4429 * Makefile.in (PLUGIN_HEADERS): Add output.h and IPA_UTILS_H.
4431 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
4433 * tree-cfg.c (gimple_duplicate_sese_tail): Fix typos/indentation/white
4436 2009-10-22 Richard Guenther <rguenther@suse.de>
4438 * lto-streamer.h (lto_symtab_merge_cgraph_nodes): Declare.
4439 * lto-symtab.c (struct lto_symtab_entry_def): Add node member.
4440 (lto_symtab_merge): Do not merge cgraph nodes here.
4441 (lto_symtab_resolve_can_prevail_p): Simplify.
4442 (lto_symtab_resolve_symbols): Store cgraph node.
4443 (lto_symtab_merge_decls_1): Simplify. Do not drop non-prevailing
4444 functions from the symtab.
4445 (lto_symtab_merge_cgraph_nodes_1): New function.
4446 (lto_symtab_merge_cgraph_nodes): Likewise.
4448 2009-10-22 Richard Guenther <rguenther@suse.de>
4451 * lto-streamer-out.c (lto_output_location): Stream the
4453 * lto-streamer-in.c (lto_input_location): Likewise.
4455 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
4457 * cfgloopmanip.c (duplicate_subloops): Export.
4458 * tree-parloops.c (loop_parallel_p): Dump if loop is innermost.
4459 (transform_to_exit_first_loop): Duplicate bbs starting from
4460 header up to loop->latch instead of exit->src.
4461 Initialize control variable to the correct number of iterations.
4462 (gather_scalar_reductions): Do not register double reductions.
4463 (parallelize_loops): Dump which loop is tested.
4464 Indicate whether the parallelized loop is inner or not.
4465 Remove the innermost-loop requirement.
4466 * cfgloop.h (duplicate_subloops): Export.
4467 * tree-cfg.c (add_phi_args_after_redirect): New function.
4468 (gimple_duplicate_sese_tail): Remove the no-subloops constraint.
4469 Call duplicate_subloops.
4470 Update number of iterations at the exit condition.
4471 Don't redirect nexits always to the loop exit.
4472 Redirect copied edges from latch to the loop exit.
4474 2009-10-22 Jan Hubicka <jh@suse.cz>
4476 * ipa-cp.c (ipcp_read_summary): Remove now invalid FIXME and
4478 * ipa-inline.c (cgraph_mark_inline_edge,
4479 cgraph_decide_inlining_of_small_function,
4480 cgraph_decide_inlining, inline_read_summary): Disable indirect
4481 inlining for WPA for time being.
4483 PR tree-optimize/40556
4484 * ipa-inline.c (cgraph_early_inlining): Fix iterations condition.
4486 2009-10-22 Richard Guenther <rguenther@suse.de>
4488 * lto-streamer.h (lto_symtab_clear_resolution): Remove.
4489 * lto-symtab.c (lto_symtab_clear_resolution): Likewise.
4491 2009-10-22 Jan Hubicka <jh@suse.cz>
4494 * ipa-reference.c (has_proper_scope_for_analysis): Add fixme about
4496 (check_call): Handle only indirect calls.
4497 (propagate_bits): Update comment.
4498 (write_node_summary_p): Turn bogus check to assert.
4499 (ipa_reference_write_summary): Stream calls_read_all properly.
4500 (ipa_reference_read_summary): Stream in calls_read_all properly.
4501 (read_write_all_from_decl): New function.
4502 (propagate): Handle OVERWRITABLE nodes and external calls here.
4503 * ipa-pre-const.c (check_call): In IPA mode handle indirect
4505 (analyze_function): Do not check visibility here.
4506 (add_new_function): We summary OVERWRITABLE too.
4507 (generate_summary): Stream OVERWRITABLE nodes too.
4508 (propagate): Handle external calls and OVERWRITABLE nodes here.
4509 (local_pure_const): Check visibility here.
4511 2009-10-22 Jan Hubicka <jh@suse.cz>
4513 * ipa-cp.c (ipcp_write_summary, ipcp_read_summary): New functions.
4514 (pass_ipa_cp): Register them.
4515 (ipcp_init_stage): Analyze all functions for whopr/lto.
4516 (ipcp_propagate_stage): Skip external calls.
4517 (ipcp_iterate_stage): Call ipa_update_after_lto_read if needed.
4518 * ipa-reference.c (write_node_summary_p): Fix thinko about
4520 * cgraphunit.c (ipa_passes): When in lto, ne er produce new summaries;
4521 when in ltrans, skip executing of ipa passes since everything
4522 should've been done.
4523 * ipa-inline.c (cgraph_decide_inlining): Remove FIXMEs.
4524 (inline_generate_summary): Likewise.
4525 (inline_read_summary): New function.
4526 (inline_write_summary): New function.
4527 (pass_ipa_inline): Register new hooks.
4528 * ipa-prop.c: Inlcude lto-streamer.h
4529 (ipa_edge_args_vector): Update declaration.
4530 (ipa_count_arguments, ipa_compute_jump_functions,
4531 ipa_free_edge_args_substructures): Move ipa_edge_args_vector into ggc.
4532 (ipa_write_jump_function, ipa_read_jump_function, ipa_write_node_info,
4533 ipa_read_node_info): New static functions.
4534 (ipa_prop_write_jump_functions, ipa_prop_read_jump_functions): Update.
4535 (duplicate_array): Use xmalloc.
4536 (duplicate_ggc_array): New.
4537 (ipa_edge_duplication_hook): Use it.
4538 (ipa_update_after_lto_read): New function.
4539 * ipa-prop.h (ipa_prop_write_jump_functions,
4540 ipa_prop_read_jump_functions): Declare.
4541 (ipa_pass_through_data, ipa_ancestor_jf_data, ipa_member_ptr_cst,
4542 jump_func_value, ipa_member_ptr_cst, ipa_edge_args): Add GTY markers.
4543 (ipa_edge_args_vector): Move into GGC.
4544 (ipa_check_create_edge_args): Update.
4545 (ipa_update_after_lto_read): New.
4546 * passes.c (ipa_write_summaries_1): When in wpa, do not write
4548 (ipa_read_summaries): When in ltrans, so not read summaries.
4549 * lto-streamer.c (lto_get_section_name): Add
4550 LTO_section_jump_functions.
4551 * lto-streamer.h (LTO_section_jump_functions): New section.
4552 (produce_asm): Declare.
4553 * lto-cgraph.c (output_cgraph): Output edges in reverse order.
4554 * lto-streamer-out.c (produce_asm): Export.
4555 * lto-streamer-in.c: Include tree-pass.h
4556 (input_function): Free dominance info when done.
4557 (lto_read_body): Push ipa_inline in ltrans stage.
4558 * gengtype.c (open_base_files): Add ipa-prop.h into includes.
4559 * Makefile.in (GTFILES): Add ipa-prop.h
4561 2009-10-22 Matthias Klose <doko@ubuntu.com>
4563 * doc/install.texi: Document --enable-browser-plugin.
4565 2009-10-21 Vladimir Makarov <vmakarov@redhat.com>
4567 * doc/invoke.texi (fira-loop-pressure): Update default value.
4568 * opts.c (decode_options): Remove default value setting for
4569 flag_ira_loop_pressure.
4570 * config/ia64/ia64.c (ia64_override_options): Set
4571 flag_ira_loop_pressure up for -O3.
4572 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
4574 2009-10-21 Sebastian Pop <sebastian.pop@amd.com>
4576 PR tree-optimization/41497
4577 * tree-scalar-evolution.c (analyze_evolution_in_loop): Return
4578 chrec_dont_know if the evolution function returned by follow_ssa_edge
4579 is constant in the analyzed loop and is not compatible with the
4580 initial value before the loop.
4581 * tree-chrec.h (no_evolution_in_loop_p): Call STRIP_NOPS.
4583 2009-10-21 Joseph Myers <joseph@codesourcery.com>
4585 * config/sh/sh.c (nonpic_symbol_mentioned_p): Allow UNSPEC_TPOFF.
4587 2009-10-21 Jakub Jelinek <jakub@redhat.com>
4590 * doc/invoke.texi: Document -print-multi-os-directory.
4592 2009-10-21 Jack Howarth <howarth@bromo.med.uc.edu>
4595 * gcc/config/darwin10.h: Use default_emit_unwind_label.
4596 * gcc/config/darwin.c: Disable -freorder-blocks-and-partition
4597 when darwin_emit_unwind_label is used.
4599 2009-10-21 Eric Botcazou <ebotcazou@adacore.com>
4601 * tree-vect-stmts.c (exist_non_indexing_operands_for_use_p): Tweak
4604 2009-10-20 Richard Henderson <rth@redhat.com>
4606 * tree-eh.c (lower_try_finally_copy): Do lower_eh_constructs_1
4607 before emit_post_landing_pad.
4609 2009-10-20 Adam Nemet <anemet@caviumnetworks.com>
4611 * config/mips/mips.c (mips_binary_cost): Add new argument speed.
4612 Use when calling rtx_costs.
4613 (mips_rtx_costs): Fix formatting. Use argument speed rather than the
4614 global optimize_size. Pass speed to mips_binary_cost.
4616 2009-10-20 Jakub Jelinek <jakub@redhat.com>
4618 * config/rs6000/rs6000.c (def_builtin): Set TREE_READONLY instead
4621 2009-10-20 Richard Sandiford <rdsandiford@googlemail.com>
4623 * rtl.h (simplify_replace_fn_rtx): Declare.
4624 (wrap_constant, unwrap_constant): Delete.
4625 * cfgexpand.c (unwrap_constant, wrap_constant): Delete.
4626 (expand_debug_expr): Don't call wrap_constant.
4627 * combine.c (rtx_subst_pair): Only define for AUTO_INC_DEC.
4628 (auto_adjust_pair): Fold into...
4629 (propagate_for_debug_subst): ...here. Only define for AUTO_INC_DEC.
4630 Just return a new value.
4631 (propagate_for_debug): Use simplify_replace_fn_rtx for AUTO_INC_DEC,
4632 otherwise use simplify_replace_rtx.
4633 * cselib.c (wrap_constant): Reinstate old definition.
4634 (cselib_expand_value_rtx_1): Don't wrap constants.
4635 * gcse.c (try_replace_reg): Don't use copy_rtx in the call to
4636 simplify_replace_rtx.
4637 (bypass_block): Fix formatting in calls to simplify_replace_rtx.
4638 * reload1.c (reload): Skip all uses for an insn before adjusting it.
4639 Use simplify_replace_rtx.
4640 * simplify-rtx.c (simplify_replace_fn_rtx): New function,
4642 (simplify_replace_rtx): ...here. Turn into a wrapper for
4643 simplify_replace_fn_rtx.
4644 (simplify_unary_operation): Don't unwrap CONSTs.
4645 * var-tracking.c (check_wrap_constant): Delete.
4646 (vt_expand_loc_callback): Don't call it.
4647 (vt_expand_loc): Likewise.
4649 2009-10-20 Pascal Obry <obry@adacore.com>
4650 Eric Botcazou <ebotcazou@adacore.com>
4652 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Add enclosing parens.
4654 2009-10-20 Michael Matz <matz@suse.de>
4656 * loop-invariant.c (create_new_invariant): Use different magic number.
4658 2009-10-20 Richard Earnshaw <rearnsha@arm.com>
4661 * arm.c (arm_override_options): Forcibly disable hot/cold block
4664 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
4667 * haifa-sched.c (try_ready): Skip debug deps updating speculation
4670 2009-10-20 Richard Guenther <rguenther@suse.de>
4672 * ggc-page.c: Include cfgloop.h.
4673 (struct max_alignment): Drop long double, add void *.
4674 (extra_order_size_table): Add low non-power-of-two multiples
4675 of MAX_ALIGNMENT. Drop small type-based entries, add
4676 tree_type, cgraph_node and loop.
4677 * alloc-pool.c (struct allocation_object_def): Drop long double
4680 2009-10-20 Jakub Jelinek <jakub@redhat.com>
4683 * loop-invariant.c (calculate_loop_reg_pressure): Don't count regs
4684 referenced just in DEBUG_INSNs.
4686 2009-10-20 Richard Guenther <rguenther@suse.de>
4689 * gimple.c (gimple_register_type): Make sure we register
4690 the types main variant first.
4692 2009-10-20 Richard Guenther <rguenther@suse.de>
4694 * gimple.c (gimple_types_compatible_p): Simplify. Move
4695 cheap checks before hashtable queries. Add checks for
4696 TYPE_NONALIASED_COMPONENT and DECL_NONADDRESSABLE_P.
4698 2009-10-20 Eric Botcazou <ebotcazou@adacore.com>
4700 * tree-sra.c (build_ref_for_offset_1) <RECORD_TYPE>: Skip fields
4701 without size or with size that can't be represented as a host integer.
4703 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
4705 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't regard
4706 the removal of a debug stmt as a significant change.
4708 2009-10-20 Wolfgang Gellerich <gellerich@de.ibm.com>
4710 * config/s390/s390.md: Added agen condition to operand
4711 forwarding bypasses. Added bypass for early address generation
4712 use of int results. Updated comments.
4714 2009-10-20 Stefan Dösinger <stefan@codeweavers.com>
4716 * config/i386/i386.c: Remove signal.h #include.
4718 2009-10-20 Jie Zhang <jie.zhang@analog.com>
4720 * simplify-rtx.c (simplify_const_unary_operation): Handle SS_ABS.
4721 * doc/rtl.texi: Document ss_abs.
4723 2009-10-19 Jakub Jelinek <jakub@redhat.com>
4725 * c-common.c (c_parse_error): Handle CPP_UTF8STRING.
4726 * c-lex.c (c_lex_with_flags): Likewise. Test C_LEX_STRING_NO_JOIN
4727 instead of C_LEX_RAW_STRINGS.
4728 (lex_string): Handle CPP_UTF8STRING.
4729 * c-parser.c (c_parser_postfix_expression): Likewise.
4730 * c-pragma.h (C_LEX_RAW_STRINGS): Rename to ...
4731 (C_LEX_STRING_NO_JOIN): ... this.
4733 2009-10-19 Anatoly Sokolov <aesok@post.ru>
4735 * config/cris/cris.c (cris_function_value, cris_libcall_value,
4736 cris_function_value_regno_p): New functions.
4737 (cris_promote_function_mode): Update comment.
4738 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
4739 * config/cris/cris.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
4740 (FUNCTION_VALUE_REGNO_P): Redefine, use cris_function_value_regno_p.
4741 * config/cris/cris-protos.h (cris_function_value_regno_p): Declare.
4743 2009-10-19 Jakub Jelinek <jakub@redhat.com>
4745 * unwind-dw2.c (execute_stack_op): Fix operand order for
4746 DW_OP_le, DW_OP_ge, DW_OP_lt and DW_OP_gt.
4748 2009-10-19 Eric Botcazou <ebotcazou@adacore.com>
4750 * gimple-low.c (struct lower_data): Add cannot_fallthru field.
4751 (lower_stmt) <GIMPLE_BIND>: Add comment.
4752 <GIMPLE_COND, GIMPLE_GOTO, GIMPLE_SWITCH>: Set cannot_fallthru to true
4754 <GIMPLE_RETURN>: Remove the statement if cannot_fallthru is set.
4755 Otherwise lower it and set cannot_fallthru to true.
4756 <GIMPLE_TRY>: Update cannot_fallthru for GIMPLE_TRY_FINALLY and return.
4757 <GIMPLE_CATCH, GIMPLE_EH_FILTER>: Set cannot_fallthru to false.
4758 <GIMPLE_CALL>: Set cannot_fallthru to false for BUILT_IN_SETJMP and
4759 to true for a noreturn call. Do not remove statements.
4760 <GIMPLE_OMP_PARALLEL, GIMPLE_OMP_TASK>: Set cannot_fallthru to false.
4761 Set cannot_fallthru to false on function exit.
4762 (gimple_stmt_may_fallthru) <GIMPLE_SWITCH>: Really return false.
4763 <GIMPLE_ASSIGN>: Remove.
4765 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4767 * config/s390/s390.c (s390_z10_optimize_cmp): Don't touch FP compares.
4769 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4771 * config/s390/s390.c (s390_z10_optimize_cmp): Use
4772 next/prev_active_insn to skip DEBUG_INSNs as well.
4774 2009-10-19 Joseph Myers <joseph@codesourcery.com>
4776 * config/arm/arm.c (output_move_neon): Use DImode in call to
4779 2009-10-19 Matthias Klose <doko@ubuntu.com>
4782 * config.gcc (arm*-*-linux-*eabi): Use config/t-slibgcc-libgcc.
4784 2009-10-19 Jakub Jelinek <jakub@redhat.com>
4786 * cfgexpand.c (expand_debug_expr): Fail if bitpos < 0 for non-MEM op0.
4788 2009-10-17 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
4791 * optabs.c (expand_binop): Make mode of shift count expression mode
4792 of shift count not target.
4795 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
4797 * tree-nested.c (convert_nonlocal_reference_stmt) <GIMPLE_COND>: New
4798 case. Force using values to replace references within the statement.
4799 (convert_local_reference_stmt): Likewise.
4801 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
4803 * gimple-low.c (lower_stmt) <GIMPLE_CALL>: If the call is noreturn,
4804 remove a subsequent GOTO or RETURN statement.
4806 2009-10-17 Andy Hutchinson <hutchinsonandy@aim.com>
4808 * config/avr.md (*movqi): Add zero as equally preferable constraint
4809 as general register.
4812 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
4814 * print-tree.c (print_node): Fix string for DECL_STRUCT_FUNCTION.
4816 2009-10-17 Richard Guenther <rguenther@suse.de>
4818 * lto-streamer-in.c (lto_input_location): Try to reuse previous maps.
4820 2009-10-17 Richard Guenther <rguenther@suse.de>
4822 * lto-streamer-in.c (input_gimple_stmt): Fixup FIELD_DECL
4823 operands in COMPONENT_REFs.
4825 2009-10-17 Anatoly Sokolov <aesok@post.ru>
4827 * targhooks.c (default_libcall_value): Don't use LIBCALL_VALUE macro
4828 if not defined. Change type of second argument to const_rtx.
4829 (default_function_value): Call gcc_unreachable if FUNCTION_VALUE
4831 * targhooks.h (default_libcall_value): Update prototype.
4832 * target.h (struct gcc_target): Change type of second argument of
4833 libcall_value to const_rtx.
4834 * config/arm/arm.c (arm_libcall_value): Change type of second argument
4836 (arm_libcall_uses_aapcs_base): Change type of argument to const_rtx.
4837 * doc/tm.texi (TARGET_LIBCALL_VALUE): Revise documentation.
4839 2009-10-17 Jakub Jelinek <jakub@redhat.com>
4842 * debug.h (struct gcc_debug_hooks): Add assembly_start hook.
4843 * cgraphunit.c (cgraph_optimize): Call it.
4844 * dwarf2out.c (dwarf2out_init): Move .cfi_sections printing into...
4845 (dwarf2out_assembly_start): ... here. New hook.
4846 (dwarf2out_debug_hooks): Add dwarf2out_assembly_start.
4847 * debug.c (do_nothing_debug_hooks): Do nothing for assembly_start
4849 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
4850 * sdbout.c (sdb_debug_hooks): Likewise.
4851 * vmsdbgout.c (vmsdbg_debug_hooks): Add vmsdbgout_assembly_start.
4852 (vmsdbgout_assembly_start): New hook.
4854 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
4856 * rtl.h (RTL_LOCATION): Fix typo.
4858 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
4860 * print-rtl.c (print_rtx): Print locators in asm_operands
4863 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
4866 * sched-deps.c (depl_on_debug_p): New.
4867 (attach_dep_link): Reject debug deps before nondebug deps.
4868 (add_to_deps_list): Insert debug deps after nondebug deps.
4869 (sd_lists_empty_p): Stop at first nonempty list. Disregard debug
4871 (sd_add_dep): Do not reject debug deps.
4872 (add_insn_mem_dependence): Don't count debug deps.
4873 (remove_from_deps): Likewise.
4874 (sched_analyze_2): Set up mem deps on debug insns.
4875 (sched_analyze_insn): Record reg uses for deps on debug insns.
4876 * haifa-sched.c (schedule_insn): Reset deferred debug insn. Don't
4877 try_ready nondebug insn after debug insn.
4878 * ddg.c (create_ddg_dep_from_intra_loop_link,
4879 create_ddg_dep_no_link): Don't reject debug deps.
4881 2009-10-16 Richard Guenther <rguenther@suse.de>
4883 * lto-symtab.c (merge_incomplete_and_complete_type): Remove.
4884 (maybe_merge_incomplete_and_complete_type): Likewise.
4885 (lto_symtab_merge): Do not call them. Do not warn for
4886 complete vs. incomplete compatible types.
4887 (lto_symtab_merge_decls_2): Simplify.
4888 * gimple.c (gimple_force_type_merge): Remove.
4889 (gimple_types_compatible_p): Make it static.
4890 * gimple.h (gimple_force_type_merge): Remove.
4891 (gimple_types_compatible_p): Likewise.
4893 2009-10-16 Jakub Jelinek <jakub@redhat.com>
4895 * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTRACT>: Cast
4896 DWARF2_ADDR_SIZE to int to avoid signed vs. unsigned warnings.
4898 2009-10-16 Richard Guenther <rguenther@suse.de>
4900 PR tree-optimization/41728
4901 * tree-ssa-dom.c (optimize_stmt): Mark the stmt modified
4902 if fold_stmt did anything.
4904 2009-10-16 Richard Guenther <rguenther@suse.de>
4907 * lto-streamer-in.c (lto_input_tree_ref): Revert last change.
4908 (maybe_fixup_handled_component): New function.
4909 (input_gimple_stmt): Fixup mismatched decl replacements.
4911 2009-10-16 Richard Guenther <rguenther@suse.de>
4914 * lto-streamer-out.c (lto_output_tree_ref): Handle DEBUG_EXPR_DECL
4915 the same as VAR_DECL.
4917 2009-10-16 Richard Guenther <rguenther@suse.de>
4919 * gimple.c (iterative_hash_gimple_type): For integer types
4920 also hash their minimum and maximum values and the string flag.
4921 For array types hash their domain and the string flag.
4923 2009-10-16 Richard Guenther <rguenther@suse.de>
4925 * gimple.c (gimple_types_compatible_p): Restrict completing
4926 types to record or unions. Simplify completion.
4927 Do not merge records or unions with different
4928 TYPE_STRUCTURAL_EQUALITY_P tag.
4929 (iterative_hash_gimple_type): Restrict non-recursing into
4930 pointer targets for records and unions.
4932 2009-10-15 Jakub Jelinek <jakub@redhat.com>
4935 * cfgexpand.c (expand_debug_expr): Handle CONJ_EXPR.
4936 * dwarf2out.c (mem_loc_descriptor): Don't handle
4937 POST_INT/POST_DEC/POST_MODIFY like SUBREG. For SUBREG
4938 punt if it is not lowpart subreg or if inner mode isn't
4941 2009-10-16 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4943 * config/s390/s390.c (s390_z10_optimize_cmp): Skip notes when
4944 investigating previous or next insns.
4946 2009-10-16 Eric Botcazou <ebotcazou@adacore.com>
4948 * tree-sra.c (build_ref_for_offset_1): Update comment.
4950 2009-10-16 Wolfgang Gellerich <gellerich@de.ibm.com>
4952 * config/s390/s390.md (atype): Added missing values.
4954 2009-10-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4957 * pa.md (casesi): Use sign extended index in call to gen_casesi64p.
4958 (casesi64p): Update pattern to reflect above.
4960 2009-10-15 Steve Ellcey <sje@cup.hp.com>
4962 PR rtl-optimization/41697
4963 * sel-sched-ir.h (_eligible_successor_edge_p): Check successor count.
4965 2009-10-15 Michael Meissner <meissner@linux.vnet.ibm.com>
4968 * config/rs6000/predicates.md: Update copyright year.
4969 * config/rs6000/altivec.md: Ditto.
4971 * config/rs6000/t-rs6000 (TM_H): Add rs6000-builtin.def.
4972 (MD_INCLUDES): Add a2.md.
4974 * config/rs6000/rs6000.c (rs6000_builtin_decls): Change
4975 RS6000_BUILTIN_COUNT to MAX_RS6000_BUILTINS.
4976 (builtin_classify): New static vector to classify various builtins
4977 to get the tree attributes correct.
4978 (def_builtin): Set the attributes of builtins based on what the
4979 builtin does (i.e. memory operation, floating point, saturation
4980 need special attributes, others are pure functions).
4982 * config/rs6000/rs6000.h (enum rs6000_btc): New enum to classify
4984 (enum rs6000_builtins): Include rs6000-builtin.def to define the
4985 builtins. Change the end marker to MAX_RS6000_BUILTINS from
4986 RS6000_BUILTIN_COUNT.
4987 (rs6000_builtin_decls): Change RS6000_BUILTIN_COUNT to
4988 MAX_RS6000_BUILTINS.
4990 * config/rs6000/rs6000-builtin.def: New file that combines the
4991 builtin enumeration name and attributes.
4993 2009-10-15 H.J. Lu <hongjiu.lu@intel.com>
4995 * config/i386/linux.h (ASM_SPEC): Add --32.
4997 2009-10-15 Jakub Jelinek <jakub@redhat.com>
4999 * dwarf2out.c (dwarf_tag_name): Handle DW_TAG_rvalue_reference_type
5000 and DW_TAG_template_alias.
5001 (dwarf_attr_name): Handle DW_AT_main_subprogram,
5002 DW_AT_data_bit_offset, DW_AT_const_expr, DW_AT_enum_class,
5003 DW_AT_linkage_name, DW_AT_GNU_guarded_by, DW_AT_GNU_pt_guarded_by,
5004 DW_AT_GNU_guarded, DW_AT_GNU_pt_guarded, DW_AT_GNU_locks_excluded,
5005 DW_AT_GNU_exclusive_locks_required, DW_AT_GNU_shared_locks_required
5006 and DW_AT_GNU_odr_signature.
5007 (dwarf_form_name): Handle DW_FORM_sec_offset, DW_FORM_exprloc,
5008 DW_FORM_flag_present and DW_FORM_ref_sig8.
5009 (output_signature): Only print name on the first byte.
5010 (output_die): Likewise for dw_val_class_data8.
5012 2009-10-15 Alexander Monakov <amonakov@ispras.ru>
5014 * doc/invoke.texi: Clarify that most optimizations are not enabled
5017 2009-10-15 Richard Guenther <rguenther@suse.de>
5020 * gimple.c (compare_type_names_p): Handle anonymous names
5021 differently based on new mode argument.
5022 (gimple_types_compatible_p): For structs also compare the tags.
5023 (iterative_hash_type_name): Rename to ...
5024 (iterative_hash_name): ... this. Hash all names.
5025 (iterative_hash_gimple_type): Fix hashing the struct tag of
5026 pointer targets. Hash field decl names.
5028 2009-10-15 Richard Guenther <rguenther@suse.de>
5031 * gimple.c (gimple_get_alias_set): Avoid recursing on
5032 invalid type topology.
5034 2009-10-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
5036 * config/spu/spu.c (get_branch_target): Use extract_asm_operands.
5038 2009-10-15 Richard Guenther <rguenther@suse.de>
5040 * tree.c (free_lang_data_in_decl): Free DECL_FCONTEXT.
5042 2009-10-15 Jakub Jelinek <jakub@redhat.com>
5044 * config/rs6000/option-defaults.h (OPTION_DEFAULT_SPECS): Don't
5045 add --with-tune{,-32,-64} configured default for -mtune if explicit
5048 2009-10-14 Daniel Gutson <dgutson@codesourcery.com>
5050 * config/arm/neon.md (neon_vshll_n<mode>): Checking Bounds fixed.
5052 2009-10-14 DJ Delorie <dj@redhat.com>
5054 * config/h8300/h8300.c (F): New.
5056 (h8300_emit_stack_adjustment): Call them.
5058 (h8300_push_pop): Likewise.
5059 (h8300_expand_prologue): Likewise.
5060 * config/h8300/h8300.h (DWARF2_DEBUGGING_INFO): Define.
5061 (MUST_USE_SJLJ_EXCEPTIONS): Define.
5062 (INCOMING_RETURN_ADDR_RTX): Define.
5063 (INCOMING_FRAME_SP_OFFSET): Define.
5064 (DWARF_CIE_DATA_ALIGNMENT): Define.
5066 2009-10-14 Jakub Jelinek <jakub@redhat.com>
5068 * stor-layout.c (place_field): Don't emit -Wpadded warnings for
5069 fields in builtin structs.
5070 (finalize_record_size): Likewise.
5072 2009-10-14 Richard Guenther <rguenther@suse.de>
5074 * gimple.c (gtc_ob): New global.
5075 (struct type_pair_d): Replace pointers with type UIDs.
5076 (type_pair_hash): Adjust.
5077 (type_pair_eq): Likewise.
5078 (lookup_type_pair): Likewise. Allocate from an obstack.
5079 (gimple_force_type_merge): Adjust.
5080 (gimple_types_compatible_p): Likewise.
5081 (free_gimple_type_tables): Free the obstack.
5083 2009-10-14 Jakub Jelinek <jakub@redhat.com>
5085 * tree-parloops.c (separate_decls_in_region_debug_bind): Drop debug
5086 stmts setting DEBUG_EXPR_DECLs.
5088 * cfgexpand.c (expand_debug_expr): Ignore zero-length bitfields.
5089 Don't crash if mode1 is VOIDmode.
5091 2009-09-26 Vladimir Makarov <vmakarov@redhat.com>
5093 * params.def (PARAM_IRA_LOOP_RESERVED_REGS): New.
5094 * params.h (IRA_LOOP_RESERVED_REGS): New.
5095 * tree-pass.h (pass_subregs_of_mode_init,
5096 pass_subregs_of_mode_finish): Remove.
5097 * passes.c (pass_subregs_of_mode_init,
5098 pass_subregs_of_mode_finish): Remove.
5099 (pass_reginfo_init): Move before loop optimizations.
5100 * config/i386/i386.h (STACK_REG_COVER_CLASS): Define.
5101 * common.opt (fira-loop-pressure): New.
5102 * toplev.h (flag_ira_loop_pressure): New.
5103 * rtl.h (init_subregs_of_mode, finish_subregs_of_mode): New externals.
5104 * reginfo.c (init_subregs_of_mode, finish_subregs_of_mode):
5105 Make external and void type functions.
5106 (gate_subregs_of_mode_init, pass_subregs_of_mode_init,
5107 pass_subregs_of_mode_finish): Remove.
5108 * ira-costs.c (init_costs): Call init_subregs_of_mode.
5109 * regmove.c: Include ira.h.
5110 (regmove_optimize): Call ira_set_pseudo_classes after IRA based
5111 register pressure calculation in loops.
5112 * loop-invariant.c: Include REGS_H and ira.h.
5113 (struct loop_data): New members max_reg_pressure, regs_ref, and
5115 (struct invariant): New member orig_regno.
5116 (curr_loop): New variable.
5117 (find_exits): Initialize regs_ref and regs_live.
5118 (create_new_invariant): Initialize orig_regno.
5119 (get_cover_class_and_nregs): New.
5120 (get_inv_cost): Make aregs_needed an array. Use regs_needed as an
5121 array. Add code for flag_ira_loop_pressure.
5122 (gain_for_invariant): Make new_regs an array. Add code for
5123 flag_ira_loop_pressure.
5124 (best_gain_for_invariant): Ditto.
5125 (set_move_mark): New parameter gain. Use it for debugging output.
5126 (find_invariants_to_move): Make regs_needed and new_regs an array.
5127 Add code for flag_ira_loop_pressure.
5128 (move_invariant_reg): Set up orig_regno.
5129 (move_invariants): Set up reg classes for pseudos for
5130 flag_ira_loop_pressure.
5131 (free_loop_data): Clear regs_ref and regs_live.
5132 (curr_regs_live, curr_reg_pressure, regs_set, n_regs_set,
5133 get_regno_cover_class, change_pressure, mark_regno_live,
5134 mark_regno_death, mark_reg_store, mark_reg_clobber,
5135 mark_reg_death, mark_ref_regs, calculate_loop_reg_pressure): New.
5136 (move_loop_invariants): Calculate pressure. Initialize curr_loop.
5137 * ira.c (ira): Call ira_set_pseudo_classes after IRA based
5138 register pressure calculation in loops if new regs were added.
5139 Call finish_subregs_of_mode.
5140 * opts.c (decode_options): Set up flag_ira_loop_pressure.
5141 * Makefile.in (loop-invariant.o): Add ira.h.
5143 * doc/invoke.texi (-fira-loop-pressure, ira-loop-reserved-regs):
5145 * doc/tm.texi (STACK_REG_COVER_CLASS): Describe.
5147 2009-10-14 Richard Guenther <rguenther@suse.de>
5149 * lto-symtab.c (lto_symtab_compatible): Fold in ...
5150 (lto_symtab_merge): ... here. Rewrite both to take the
5151 prevailing and a to-be-merged entry and to queue diagnostics properly.
5152 (lto_symtab_resolve_replaceable_p): New predicate for
5154 (lto_symtab_resolve_can_prevail_p): Likewise.
5155 (lto_symtab_resolve_symbols): Rewrite. Fold in code that
5156 handles merging commons by choosing the largest decl. Fold
5157 in code that gives ODR errors.
5158 (lto_symtab_merge_decls_2): Simplify a lot. Emit queued
5160 (lto_symtab_merge_decls_1): Re-structure. Deal with the
5161 case of no prevailing decl here. Diagnose mismatches
5162 in object types here. Drop all but the prevailing decls.
5163 (lto_symtab_prevailing_decl): Return the single prevailing decl.
5164 * lto-streamer-in.c (lto_input_tree_ref): Deal with
5165 VIEW_CONVERT_EXPRs in decl slots. Unshare the tree in this case.
5167 2009-10-14 Richard Guenther <rguenther@suse.de>
5170 * lto-streamer-in.c (input_bb): Replace debug stmts with
5171 nops instead of dropping them.
5173 2009-10-14 Nick Clifton <nickc@redhat.com>
5175 * gcc/doc/extended.texi: Replace the dash character with @minus{}
5176 in situations where it is being used as a minus symbol.
5177 * gcc/doc/tm.texi: Likewise.
5178 * gcc/doc/md.texi: Likewise.
5180 2009-10-14 Jakub Jelinek <jakub@redhat.com>
5182 PR preprocessor/41543
5183 * input.h (BUILTINS_LOCATION): Change to 1 from 2.
5184 Assert BUILTINS_LOCATION < RESERVED_LOCATION_COUNT.
5185 * tree.c: Include intl.h.
5186 (expand_location): Handle BUILTINS_LOCATION.
5187 * Makefile.in (tree.o): Depend on intl.h.
5190 * dwarf2out.c (dwarf2out_var_location): Always clear
5191 last_postcall_label when changing last_label.
5193 2009-10-14 Pascal Obry <obry@adacore.com>
5195 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Add -E.
5196 (process_command): Handle -E as done with -c and -S. Do not add
5197 the target executable suffix to the output file when -E is used.
5198 (main): Adjust error message accordingly.
5200 2009-10-14 Alexandre Oliva <aoliva@redhat.com>
5206 * tree.c (tree_node_structure_for_code): DEBUG_EXPR_DECL uses
5208 (tree_code_size): Likewise.
5210 2009-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5212 * builtins.c (fold_builtin_1): Support complex "arc" functions.
5213 * real.h (HAVE_mpc_arc): Define.
5215 2009-10-14 Kaz Kojima <kkojima@gcc.gnu.org>
5217 * config/sh/sh.c (TARGET_BUILTIN_DECL): Define.
5218 (struct builtin_description): Add fndecl field.
5219 (bdesc): Remove const qualifier. Update initializer.
5220 (sh_media_init_builtins): Remove const qualifier for d. Record
5221 the result of add_builtin_function to the fndecl field.
5222 (sh_builtin_decl): New.
5223 (sh_media_builtin_decl): New.
5225 2009-10-14 Hans-Peter Nilsson <hp@axis.com>
5228 * config/cris/cris.h (SECONDARY_RELOAD_CLASS): Handle reload
5229 requests between special registers.
5231 2009-10-13 Eric Botcazou <ebotcazou@adacore.com>
5233 * dwarf2out.c (mem_loc_descriptor): Accept UNGT as well.
5235 2009-10-13 Richard Henderson <rth@redhat.com>
5237 PR tree-optimization/41377
5238 * tree-eh.c (unsplit_eh): Propagate degenerate PHIs.
5239 (cleanup_empty_eh_merge_phis): New change_region parameter;
5240 pass it on to redirect_eh_edge_1. Update callers.
5241 (cleanup_empty_eh_unsplit): Don't require an existing EH label
5242 at the destination block.
5244 2009-10-13 Basile Starynkevitch <basile@starynkevitch.net>
5246 * passes.c (register_pass): Replaced gcc_unreachable by
5247 fatal_error on failure. Mentions plugins in comments & messages.
5249 2009-10-13 Jakub Jelinek <jakub@redhat.com>
5252 * rtl.h (DEBUG_EXPR_TREE_DECL): Define.
5253 * sched-vis.c (print_value): Use it.
5254 * cselib.c (cselib_hash_rtx): Likewise.
5255 * print-rtl.c (print_rtx): Likewise.
5256 * cfgexpand.c (expand_debug_rtx): Likewise.
5257 * var-tracking.c (vt_expand_loc_callback): Likewise.
5259 2009-10-13 Richard Guenther <rguenther@suse.de>
5262 * opts.c (handle_option): Split out code to handle setting
5263 the options flag var ...
5264 (set_option): ... here.
5265 * opts.h (set_option): Declare.
5266 * lto-opts.c (register_user_option_p): Include -fexceptions
5267 and all position independent code variants.
5268 (handle_common_option): Remove.
5269 (lto_reissue_options): Use set_option.
5271 2009-10-13 Martin Jambor <mjambor@suse.cz>
5273 PR tree-optimization/41661
5274 * ipa-prop.c (compute_complex_pass_through): Allow only operations
5275 that are tcc_comparisons or do not change the type in any
5277 * ipa-cp.c (ipcp_lattice_from_jfunc): Request boolean type when
5278 folding tcc_comparison operations.
5280 2009-10-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5282 * config/s390/s390.c (s390_encode_section_info): Handle BLKmode
5285 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
5291 * tree.def (DEBUG_EXPR_DECL): New.
5292 * rtl.def (DEBUG_EXPR): New.
5293 * gengtype.c (adjust_field_rtx_def): Handle it.
5294 * tree-ssa.c (propagate_var_def_into_debug_stmts): Rename to...
5295 (insert_debug_temp_for_var_def): ... this. Drop support for
5296 moving. Take iterator for def stmt; insert debug stmt before it.
5297 Scan early for use count and kind in debug stmts.
5298 (propagate_defs_into_debug_stmts): Rename to...
5299 (insert_debug_temps_for_defs): ... this. Likewise.
5300 * tree.h (DEBUG_TEMP_UID): New.
5301 * tree.c (next_debug_decl_uid): New.
5302 (make_node_stat): Count debug decls separately.
5303 (copy_node_stat): Likewise.
5304 * cfgexpand.c (expand_debug_expr): Handle DEBUG_EXPR_DECL.
5305 * var-tracking.c (dv_is_decl_p): Recognize it.
5306 (VALUE_RECURSED_INTO): Apply to DEBUG_EXPRs too.
5307 (track_expr_p): Track expanded DEBUG_EXPR_DECLs.
5308 (vt_expand_loc_callback): Expand DEBUG_EXPRs.
5309 (emit_note_insn_var_location): Don't emit notes for DEBUG_EXPR_DECLs.
5310 * cselib.c (rtx_equal_for_cselib_p): Handle DEBUG_EXPR.
5311 (cselib_hash_rtx): Likewise.
5312 (cselib_expand_value_rtx_1): Use callback for DEBUG_EXPR.
5313 * tree-ssa-operands.c (get_expr_operands): Skip DEBUG_EXPR_DECLs in
5315 * emit-rtl.c (verify_rtx_sharing): Handle DEBUG_EXPR and VALUE.
5316 (copy_rtx_if_shared_1, reset_used_flags, set_used_flags): Likewise.
5317 * rtl.c (copy_rtx): Likewise.
5318 (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_EXPR.
5319 * print-rtl.c (print_rtx): Likewise.
5320 * sched-vis.c (print_value): Likewise.
5321 (print_insn): Handle DEBUG_EXPR_DECL.
5322 * tree-dump.c (dequeue_and_dump): Likewise.
5323 * tree-pretty-print.c (dump_decl_name, dump_generic_node): Likewise.
5324 * gimple-iterator (gsi_replace): Check for same lhs.
5325 (gsi_remove): Insert debug temps.
5326 * tree-ssa-loop-im.c (rewrite_reciprocal): Replace with same lhs.
5327 (move_computations_stmt): Drop explicit propagation into debug stmts.
5328 (rewrite_bittest): Likewise. Use gsi_remove for propagation.
5329 * tree-ssa-reassoc.c (rewrite_expr_tree, linearize_expr): Likewise.
5330 * tree-ssa-sink.c (statement_sink_location): Likewise.
5331 * tree-ssa-forwprop (forward_propagate_addr_expr): Likewise.
5332 * tree-ssanames.c (release_ssa_name): Adjust for rename.
5333 * tree-flow.h: Likewise.
5334 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Don't mark
5335 debug temps without values.
5336 (eliminate_unnecessary_stmts): Don't discard just-inserted
5339 2009-10-12 Hans-Peter Nilsson <hp@axis.com>
5342 * config/cris/cris.md (andu): Check that operand 1 is one of the
5343 general registers. Fix typo in head comment.
5345 2009-10-12 Stefan Dösinger <stefan@codeweavers.com>
5347 * config/i386/i386.md (vswapmov): New.
5348 * config/i386/i386.c (ix86_handle_fndecl_attribute): New.
5349 (ix86_function_ms_hook_prologue): New.
5350 (ix86_expand_prologue): Handle ms_hook_prologue attribute.
5351 * configure.ac: Test for swap suffix support in as.
5352 * configure: Rebuild.
5354 2009-10-12 Jakub Jelinek <jakub@redhat.com>
5357 * config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
5358 paradoxical subregs to prevent partial register stalls if the inner
5359 mode is integer mode.
5361 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
5363 * config/i386/i386.md (*setcc_<mode>_2): Remove insn pattern.
5365 2009-10-12 Dodji Seketeli <dodji@redhat.com>
5368 * gcc/dwarf2out.c (template_parameter_pack_die,
5369 gen_formal_parameter_pack_die): Use add_name_and_src_coords_attributes.
5371 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
5374 * tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
5376 (maybe_register_def): Likewise. Take stmt iterator.
5377 (rewrite_update_stmt): Take stmt iterator and pass it on.
5378 (rewrite_update_enter_block): Pass stmt iterator.
5380 2009-10-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
5382 * config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
5383 (spu_builtin_decl): New function.
5385 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
5387 * config/i386/i386.md (SWIM): New mode iterator.
5388 (mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
5389 using SWIM mode iterator.
5390 (x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
5391 patterns using SWI48 mode iterator.
5392 (*x86_mov<mode>cc_0_m1_se): Macroize insn from
5393 *x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
5394 (*x86_mov<mode>cc_0_m1_neg): New insn pattern.
5395 (*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
5396 patterns using SWI248 mode iterator.
5397 * config/i386/i386.c (ix86_expand_int_movcc): Update the call to
5398 gen_x86_movdicc_0_m1_rex64 for renamed function
5400 2009-10-11 Jose Ruiz <ruiz@adacore.com>
5401 Eric Botcazou <ebotcazou@adacore.com>
5404 * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
5405 * config/sparc/sol2-unwind.h: New file.
5407 2009-10-11 Olivier Hainque <hainque@adacore.com>
5408 Eric Botcazou <ebotcazou@adacore.com>
5411 * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
5412 * config/i386/sol2-unwind.h: New file.
5414 2009-10-11 H.J. Lu <hongjiu.lu@intel.com>
5417 * config/i386/i386.md (addsi_1_zext): Get the proper second
5420 2009-10-11 Richard Sandiford <rdsandiford@googlemail.com>
5422 * simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
5423 all OLD_RTXes, not just REGs. Use copy_rtx to create the
5426 2009-10-11 Richard Guenther <rguenther@suse.de>
5428 * gimple.c (iterative_hash_type_name): Do not handle special
5431 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
5433 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
5434 (*setcc_si_1_and): Ditto.
5435 (*setcc_si_1_movzbl): Ditto.
5436 (*setcc_<mode>_2): Ditto.
5437 (*setcc_qi): Rename from *setcc_1.
5438 (*setcc_qi_slp): Rename from *setcc_2.
5440 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
5441 (*zero_extendqisi2_movzbw_and splitter): Ditto.
5443 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
5444 "if" condition, there is already assert with reload_completed present.
5446 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
5448 * plugin.c (try_init_one_plugin): Improve constness of variable err.
5450 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
5452 * doc/install.texi (Final install): Refer to
5453 http://gcc.gnu.org/bugs/ for bug reporting.
5455 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
5457 * configure.ac: Add test for dci instruction.
5458 * configure: Regenerate.
5459 * config.in: Likewise.
5460 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
5461 * doc/invoke.texi: Add cpu_type 476 and 476fp.
5462 (-mmulhw): Add 476 to description.
5463 (-mdlmzb): Likewise.
5464 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
5465 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
5466 (processor_target_table): Add 476 and 476fp entries.
5467 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
5468 (rs6000_issue_rate): Add CPU_PPC476.
5469 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
5470 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
5471 (processor_type): Add PROCESSOR_PPC476.
5472 (EXTRA_SPECS): Add asm_cpu_476 string.
5473 * config/rs6000/rs6000.md (define_attr "type"): Add isel attribute.
5474 (define_attr "cpu"): Add ppc476.
5476 Update comments for 476.
5477 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
5478 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
5479 Update copyright year.
5480 * config/rs6000/476.md: New file.
5481 * config/rs6000/40x.md: Add description for "isel" attribute.
5482 Update copyright year.
5483 * config/rs6000/440.md: Likewise.
5484 * config/rs6000/603.md: Likewise.
5485 * config/rs6000/6xx.md: Likewise.
5486 * config/rs6000/7450.md: Likewise.
5487 * config/rs6000/7xx.md: Likewise.
5488 * config/rs6000/8540.md: Likewise.
5489 * config/rs6000/cell.md: Likewise.
5490 * config/rs6000/e300c2c3.md: Likewise.
5491 * config/rs6000/e500mc.md: Likewise.
5492 * config/rs6000/mpc.md: Likewise.
5493 * config/rs6000/power4.md: Likewise.
5494 * config/rs6000/power5.md: Likewise.
5495 * config/rs6000/power6.md: Likewise.
5496 * config/rs6000/power7.md: Likewise.
5497 * config/rs6000/rios1.md: Likewise.
5498 * config/rs6000/rios2.md: Likewise.
5499 * config/rs6000/rs64.md: Likewise.
5501 2009-10-10 Richard Guenther <rguenther@suse.de>
5503 PR tree-optimization/41654
5504 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
5505 a cond expr before calling gimple_cond_set_condition_from_tree.
5506 (ifcombine_iforif): Likewise.
5508 2009-10-09 Ian Lance Taylor <iant@google.com>
5510 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
5511 * configure: Rebuild.
5513 2009-10-09 Neil Vachharajani <nvachhar@google.com>
5515 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
5518 2009-10-09 Richard Guenther <rguenther@suse.de>
5521 * target-def.h (TARGET_BUILTIN_DECL): Define.
5522 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
5523 * target.h (struct gcc_target): Add builtin_decl target hook.
5524 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
5525 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
5527 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
5528 not gcc_unreachable.
5529 (lto_output_builtin_tree): Sorry if the target does not support
5530 streaming target builtins.
5531 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
5532 (rs6000_builtin_decl): New function.
5533 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
5534 (ix86_builtin_decl): New function.
5536 2009-10-09 Jakub Jelinek <jakub@redhat.com>
5538 PR preprocessor/41445
5539 * c-ppoutput.c (do_line_change): New function.
5540 (cb_line_change): Use it.
5541 (scan_translation_unit): Call do_line_change if
5542 avoid_paste or PREV_WHITE and token location is on a different line
5543 than print.src_line.
5546 * dwarf2out.c (dwarf2out_init): Test whether
5547 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
5550 PR rtl-optimization/41646
5551 * calls.c (expand_call): For BLKmode types returned in registers
5552 avoid likely spilled hard regs in copy_blkmode_from_reg generated
5555 2009-10-09 Richard Guenther <rguenther@suse.de>
5557 PR tree-optimization/41634
5558 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
5559 we remove the correct elements.
5560 (optimize_stmt): Make sure to update stmt operands before
5561 optimizing redundancies.
5563 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5565 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
5567 2009-10-09 Richard Guenther <rguenther@suse.de>
5570 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
5572 (lto_wrapper_exit): New function.
5574 (fatal_perror): Likewise.
5575 (fork_execute): Use global args_name, do not free it.
5576 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
5577 * lto-streamer.h: Remove duplicate prototypes.
5579 2009-10-09 Richard Guenther <rguenther@suse.de>
5581 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
5582 before calling stmt_can_throw_external.
5584 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
5586 PR tree-optimization/40071
5587 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
5588 pointer if the original data reference doesn't conflict with the
5589 created vector data reference. Fix long line.
5591 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
5593 * config/i386/i386.md (any_div): New code iterator.
5594 (u): Handle div and udiv.
5596 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
5598 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
5599 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
5600 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
5601 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
5603 2009-10-08 Joseph Myers <joseph@codesourcery.com>
5605 * gcc.c (main): Remove trailing "." from diagnostics.
5607 2009-10-08 Cary Coutant <ccoutant@google.com>
5609 Add support for debugging with ICF (Identical Code Folding).
5610 * calls.c (debug.h): New #include.
5611 (emit_call_1): Call virtual_call_token debug hook.
5612 * common.opt (-fenable-icf-debug): New option.
5613 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
5614 locations in the source).
5615 (poc_label_num): New variable.
5616 (dcall_entry, vcall_entry): New typedefs.
5617 (dcall_table, vcall_table): New variables.
5618 (struct vcall_insn): New type.
5619 (vcall_insn_table): New variable.
5620 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
5621 (size_of_dcall_table): New function.
5622 (output_dcall_table): New function.
5623 (size_of_vcall_table): New function.
5624 (output_vcall_table): New function.
5625 (dwarf2out_direct_call): New function.
5626 (vcall_insn_table_hash): New function.
5627 (vcall_insn_table_eq): New function.
5628 (dwarf2out_virtual_call_token): New function.
5629 (dwarf2out_virtual_call): New function.
5630 (dwarf2out_init): Allocate new tables and sections.
5631 (prune_unused_types): Mark DIEs referenced from direct call table.
5632 (dwarf2out_finish): Output direct and virtual call tables.
5633 * final.c (final_scan_insn): Call direct_call and virtual_call
5635 * debug.h (struct gcc_debug_hooks): Add direct_call,
5636 virtual_call_token, virtual_call hooks.
5637 (debug_nothing_uid): New function.
5638 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
5639 (debug_nothing_uid): New function.
5640 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
5641 (xcoff_debug_hooks): Likewise.
5642 * sdbout.c (sdb_debug_hooks): Likewise.
5643 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
5644 * doc/invoke.texi (-fenable-icf-debug): New option.
5646 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
5649 * regmove.c (regmove_backward_pass): Replace src with dst in the
5650 debug insn, and check for dst before rather than after.
5652 2009-10-08 Janis Johnson <janis187@us.ibm.com>
5654 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
5655 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
5657 2009-10-08 Jan Hubicka <jh@suse.cz>
5660 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
5661 do not mark cgraph nodes as needed.
5662 (record_references_in_initializer): Add new only_vars parameter.
5663 * cgraph.h (record_references_in_initializer): New parameter.
5664 * varasm.c (assemble_variable): Update call.
5665 * varpool.c (varpool_analyze_pending_decls): Always look for
5668 2009-10-08 Anatoly Sokolov <aesok@post.ru>
5670 * config/avr/avr.c (last_insn_address) Remove variable.
5671 (expand_prologue): Don't initialise last_insn_address variable.
5672 (final_prescan_insn): Don't output insn size.
5673 * config/avr/avr.opt (msize): Remove switch.
5674 * doc/invoke.texi (AVR Options): Remove documentation of -msize
5677 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
5679 * combine.c (label_tick_ebb_start): Fix comment.
5680 (combine_instructions): Set label_tick and label_tick_ebb_start before
5681 calling setup_incoming_promotions. Start them from 1. Increment
5682 label_tick instead of deriving it from the BB index. Rather than
5683 comparing ticks use the block from the previous iteration to decide
5684 whether to start a new EBB. Remove empty lines before function.
5686 2009-10-08 Michael Matz <matz@suse.de>
5689 * builtins.c (fold_builtin_isascii): Use fold_build2.
5690 (fold_builtin_isdigit): Ditto.
5691 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
5692 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
5693 remove_useless_stmts_cond, remove_useless_stmts_tf,
5694 remove_useless_stmts_tc, remove_useless_stmts_bind,
5695 remove_useless_stmts_goto, remove_useless_stmts_label,
5696 remove_useless_stmts_1, remove_useless_stmts,
5697 pass_remove_useless_stmts): Remove.
5698 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
5699 * passes.c (init_optimization_passes): Don't add
5700 pass_remove_useless_stmts.
5701 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
5702 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
5704 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
5705 for static constants.
5706 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
5707 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
5709 2009-10-08 Richard Guenther <rguenther@suse.de>
5711 * gimple.c (free_gimple_type_tables): New function.
5712 * gimple.h (free_gimple_type_tables): Declare.
5714 2009-10-07 Mark Heffernan <meheff@google.com>
5716 * ipa-prop.c (ipa_print_node_params) Only print
5717 names of named arguments.
5719 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
5721 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
5722 being statically linked.
5724 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5726 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
5728 2009-10-08 Jan Hubicka <jh@suse.cz>
5731 * ipa.c (cgraph_externally_visible_p,
5732 function_and_variable_visibility,
5733 whole_program_function_and_variable_visibility): Skip non-finalized
5736 2009-10-08 Nick Clifton <nickc@redhat.com>
5738 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
5741 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
5744 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
5746 2009-10-07 Joseph Myers <joseph@codesourcery.com>
5749 * c-common.c (c_fully_fold_internal): Strip nops from the result
5750 of recursive calls to c_fully_fold_internal.
5751 (c_wrap_maybe_const): New.
5752 (c_save_expr): Use c_wrap_maybe_const.
5753 * c-common.h (c_wrap_maybe_const): Declare.
5754 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
5755 build_binary_op): Use c_wrap_maybe_const.
5757 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5759 * real.c: Fix comment to reflect actual exponent size.
5761 2009-10-08 Ben Elliston <bje@au.ibm.com>
5763 * config/rs6000/a2.md: Add FSF comment header.
5765 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
5767 * config/i386/i386.md (any_extend): New code iterator.
5768 (u, s): New code attributes.
5770 (DWIH): Rewrite as code iterator for SI and DI modes.
5771 (DWI): Rewrite as mode attribute.
5772 (dwi): New mode attribute.
5773 (di): Depend on SI mode and DI mode.
5774 (doubleint_general_operand): Remove mode attribute.
5776 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
5779 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
5780 (*sub<mode>3_doubleword): Ditto.
5782 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
5783 using SWIM248 mode iterator.
5784 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
5785 using SWI48 mode iterator.
5786 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
5787 patterns using DWIH mode iterator and any_extend code iterator.
5788 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
5789 using any_extend code iterator.
5790 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
5791 patterns using DWIH mode iterator and any_extend code iterator.
5792 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
5793 using any_extend code iterator.
5794 (<s>mul<mode>3_highpart): Macroize expander from
5795 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
5796 and any_extend code iterator.
5797 (*<s>muldi3_highpart_1): Macroize insn from
5798 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
5799 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
5800 patterns using any_extend code iterator.
5801 (*<s>mulsi3_highpart_zext): Macroize insn from
5802 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
5804 2009-10-07 Jakub Jelinek <jakub@redhat.com>
5806 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
5807 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
5808 refering to a DIE with DW_AT_const_value.
5810 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
5813 * ira-lives.c (check_and_make_def_conflict): Process all operands.
5815 2009-10-06 Jan Hubicka <jh@suse.cz>
5817 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
5820 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
5822 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
5823 *lea_2_rex64): Move before *add<mode>_1 pattern.
5825 2009-10-07 Jan Hubicka <jh@suse.cz>
5827 * collect2.c (main): Add -fno-whole-program.
5828 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
5830 2009-10-07 Jan Hubicka <jh@suse.cz>
5832 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
5833 has no address taken.
5834 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
5836 (cgraph_clone_node): Clear externally_visible flag for clones.
5837 * cgraph.h (cgraph_only_called_directly_p,
5838 cgraph_can_remove_if_no_direct_calls_p): New predicates.
5839 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
5840 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
5841 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
5842 ipcp_insert_stage): Likwise.
5843 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
5844 externally_visible flag.
5845 (verify_cgraph_node): Verify that inline clones look right.
5846 (process_function_and_variable_attributes): Do not set
5847 externally_visible flags.
5848 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
5850 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
5852 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
5853 clear externally_visible when turning into inline clones
5854 (cgraph_mark_inline_edge): Use new predicates.
5855 (cgraph_estimate_growth): Likewise.
5856 (cgraph_decide_inlining): Likewise.
5857 * ipa.c (cgraph_postorder): Likewise.
5858 (cgraph_remove_unreachable_nodes): Likewise; sanity check
5859 that inline clones are not needed.
5860 (cgraph_externally_visible_p): New predicate.
5861 (function_and_variable_visibility): Add whole_program parameter;
5862 always set externally_visible flag; handle COMDAT function
5864 (local_function_and_variable_visibility): New function.
5865 (gate_whole_program_function_and_variable_visibility): New function.
5866 (whole_program_function_and_variable_visibility): New function.
5867 (pass_ipa_whole_program_visibility): New function.
5868 * passes.c (init_optimization_passes): Add whole program visibility
5870 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
5871 not care about needed/reachable flags.
5872 * varpool.c: Include flags.h
5873 (decide_is_variable_needed): When doing LTO assume whole-program mode.
5874 (varpool_finalize_decl): When we are in LTO read-back, all variables
5876 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
5878 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5880 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
5883 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5885 * config.gcc: Don't include the makefile fragments intended for
5887 * config/s390/fixdfdi.h: File removed.
5888 * config/s390/libgcc-glibc.ver: File removed.
5889 * config/s390/s390.h: Remove the fixdfdi.h hack.
5890 * config/s390/t-crtstuff: File moved to libgcc dir.
5891 * config/s390/t-linux: Likewise.
5892 * config/s390/t-tpf: libgcc specific parts removed.
5893 * config/s390/t-linux64: Likewise.
5895 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
5897 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
5898 (lto-compress.o): Likewise.
5900 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
5903 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
5904 dllexport to class members here.
5905 (i386_pe_determine_dllimport_p): Only check static class data for
5907 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
5908 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
5909 functions for vague linkage.
5910 (i386_pe_type_dllexport_p): Fix formatting.
5911 (maybe_add_dllexport) New function.
5912 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
5915 2009-10-07 Ben Elliston <bje@au.ibm.com>
5917 * config/rs6000/a2.md: Remove duplicated lines.
5919 2009-10-07 Ben Elliston <bje@au.ibm.com>
5921 * config.gcc (powerpc*-*-*): Handle a2.
5922 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
5923 * config/rs6000/a2.md: New file.
5924 * config/rs6000/rs6000.opt (mno-update): New.
5925 (mupdate): Return to using a mask, not a var.
5926 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
5927 (enum processor_type): Add PROCESSOR_PPCA2.
5928 * config/rs6000/rs6000.c (ppca2_cost): New costs.
5929 (rs6000_override_options): Add "a2" to processor_target_table.
5930 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
5931 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
5933 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
5935 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
5936 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
5937 reference to nonexistent gen_truncxfxf2 function.
5939 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
5941 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
5942 (DWIH, g, di, doubleint_general_operand): New mode attributes.
5943 (general_operand): Handle TI mode.
5944 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
5945 using SDWIM mode iterator.
5946 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
5947 pattern from *add{di,ti}3_1 patterns and corresponding splitters
5948 using DWI mode iterator.
5949 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
5950 patterns using SWI mode iterator.
5951 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
5952 using SWI48 mode iterator.
5953 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
5954 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
5955 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
5956 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
5957 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
5958 using SDWIM mode iterator.
5959 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
5960 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
5961 using DWI mode iterator.
5962 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
5963 patterns using SWI mode iterator.
5964 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
5965 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
5966 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
5967 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
5968 patterns using plusminus code iterator.
5969 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
5970 sub<mode>3 patterns using plusminus code iterator.
5971 * config/i386/i386.c (override_options): Update the call to
5972 gen_subdi_carry_rex64 for renamed function.
5973 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
5974 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
5975 calls to instruction expanders.
5977 2009-10-06 Martin Jambor <mjambor@suse.cz>
5980 * opts.c (decode_options): Run IPA-SRA at -O2.
5982 2009-10-06 Richard Guenther <rguenther@suse.de>
5984 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
5986 2009-10-06 Tobias Burnus <burnus@net-b.de>
5989 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
5990 -flto and -fwhole-program flags can be combined.
5992 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
5995 * gcc.c (process_command): Check that -o argument was specified.
5997 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
5999 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
6001 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6003 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
6004 * doc/invoke.texi (Warning Options): Annotate allowed languages
6005 for -Wunsuffixed-float-constants.
6007 2009-10-05 Jakub Jelinek <jakub@redhat.com>
6009 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
6010 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
6011 same name and isn't the main variant.
6014 * dwarf2out.c (loc_by_reference): Removed.
6015 (dw_loc_list_1): New function.
6016 (dw_loc_list): Remove toplev argument, add want_address argument.
6017 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
6018 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
6019 want_address == 2 to dw_loc_list. For successful dw_loc_list
6020 set have_address to 1 only if want_address is not 0.
6022 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
6024 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
6025 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
6026 a code block followed by two pointers.
6027 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
6028 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
6029 (MIPS_MOVE): Likewise.
6030 (MIPS_LUI): Likewise.
6031 (MIPS_JR): Likewise.
6032 (MIPS_BAL): Likewise.
6033 (MIPS_NOP): Likewise.
6034 (mips_asm_trampoline_template): Delete.
6035 (mips_trampoline_code_size): New function.
6036 (mips_trampoline_init): Add shorter sequences for all cases
6037 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
6038 Calculate the opcodes directly, rather than copying from a template.
6039 Only flush the code part of the trampoline.
6040 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
6042 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
6044 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
6045 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
6046 (INCOMING_RETURN_ADDR_RTX): Likewise.
6047 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
6049 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
6050 with RETURN_ADDR_REGNUM.
6051 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
6052 * config/mips/mips.c (mips16_build_call_stub): Replace
6053 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
6054 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
6055 (mips_print_operand_punctuation): Likewise.
6056 (mips_frame_set): Likewise.
6057 (mips16e_output_save_restore): Likewise.
6058 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
6059 (mips_save_reg_p): Likewise.
6060 (mips_return_addr): Likewise.
6061 (mips_set_return_address): Likewise.
6062 (mips_direct_save_slot_move_p): Likewise.
6063 (mips_output_function_prologue): Likewise.
6064 (mips_restore_reg): Likewise.
6065 (mips_expand_epilogue): Likewise.
6066 (mips_epilogue_uses): Likewise.
6067 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
6068 (*mov<mode>_ra): Use it instead of a hard-coded 31.
6069 (clear_hazard_<mode>): Likewise.
6070 (call_internal): Likewise.
6071 (call_internal_direct): Likewise.
6072 (call_direct_split): Likewise.
6073 (call_value_internal): Likewise.
6074 (call_value_split): Likewise.
6075 (call_value_internal_direct): Likewise.
6076 (call_value_direct_split): Likewise.
6077 (call_value_multiple_internal): Likewise.
6078 (call_value_multiple_split): Likewise.
6080 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
6081 Jakub Jelinek <jakub@redhat.com>
6083 PR rtl-optimization/41511
6084 * combine.c (record_value_for_reg): Pass explicit values as argument
6085 to get_last_value_validate.
6086 (get_last_value_validate): Document INSN parameter.
6087 For non-readonly MEMs, assume they might have been modified if INSN
6088 was in another basic block.
6089 (get_last_value): Minor reformatting.
6091 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
6094 * final.c (asm_str_count): Split out from asm_insn_count.
6095 * rtl.h (asm_str_count): New prototype.
6096 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
6099 2009-10-05 Sriraman Tallam <tmsriram@google.com>
6101 * doc/plugins.texi: Change plugin_pass to register_pass_info.
6103 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
6104 Rafael Espindola <espindola@google.com>
6106 * gengtype.c (write_types): Moved call to write_func_for_structure
6107 into seperate loops.
6109 2009-10-05 Richard Guenther <rguenther@suse.de>
6112 * lto-cgraph.c (output_cgraph): Output toplevel asms.
6113 (input_cgraph_1): Input toplevel asms.
6115 2009-10-05 Richard Guenther <rguenther@suse.de>
6118 * lto-symtab.c (lto_compatible_attributes_p): Remove.
6119 (external_aggregate_decl_p): Likewise.
6120 (lto_symtab_compatible): Re-structure. Remove dead code.
6121 For variables ignore toplevel qualifiers when comparing types.
6122 Issue warnings, not errors for mismatched user-alignment.
6124 2009-10-05 Richard Guenther <rguenther@suse.de>
6128 * lto-symtab.c (struct lto_symtab_base_def): Remove.
6129 (struct lto_symtab_identifier_def): Likewise.
6130 (struct lto_symtab_decl_def): Likewise.
6131 (struct lto_symtab_entry_def): New.
6132 (lto_symtab_identifier_t): Rename to ...
6133 (lto_symtab_entry_t): ... this.
6134 (lto_symtab_decls): Remove.
6135 (lto_symtab_base_hash): Rename to ...
6136 (lto_symtab_entry_hash): ... this.
6137 (lto_symtab_base_eq): Rename to ...
6138 (lto_symtab_entry_eq): ... this.
6139 (lto_symtab_base_marked_p): Rename to ...
6140 (lto_symtab_entry_marked_p): ... this.
6141 (lto_symtab_identifier_marked_p): Remove.
6142 (lto_symtab_decl_marked_p): Likewise.
6143 (lto_symtab_maybe_init_hash_tables): Rename to ...
6144 (lto_symtab_maybe_init_hash_table): ... this.
6145 (lto_symtab_set_resolution_and_file_data): Remove.
6146 (lto_symtab_register_decl): New function.
6147 (lto_symtab_get_identifier): Remove.
6148 (lto_symtab_get): New function.
6149 (lto_symtab_get_resolution): Adjust.
6150 (lto_symtab_get_identifier_decl): Remove.
6151 (lto_symtab_set_identifier_decl): Likewise.
6152 (lto_symtab_merge_decl): Rename to ...
6153 (lto_symtab_merge): ... this. Rewrite.
6154 (lto_symtab_merge_var): Remove.
6155 (lto_symtab_merge_fn): Likewise.
6156 (lto_symtab_prevailing_decl): Adjust.
6157 (lto_cgraph_replace_node): New function.
6158 (lto_symtab_merge_decls_2): Likewise.
6159 (lto_symtab_merge_decls_1): Likewise.
6160 (lto_symtab_fixup_var_decls): Likewise.
6161 (lto_symtab_resolve_symbols): Likewise.
6162 (lto_symtab_merge_decls): Likewise.
6163 (lto_symtab_prevailing_decl): Adjust.
6164 (lto_symtab_get_symtab_def): Remove.
6165 (lto_symtab_get_file_data): Likewise.
6166 (lto_symtab_clear_resolution): Adjust.
6167 (lto_symtab_clear_resolution): Likewise.
6168 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
6169 (input_cgraph_1): Likewise.
6170 * lto-streamer-in.c (get_resolution): Do not provide fake
6171 symbol resolutions here.
6172 (deferred_global_decls): Remove.
6173 (lto_register_deferred_decls_in_symtab): Likewise.
6174 (lto_register_var_decl_in_symtab): Change signature, register
6175 variable via lto_symtab_register_decl.
6176 (lto_register_function_decl_in_symtab): Likewise.
6177 (lto_read_tree): Adjust.
6178 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
6179 (lto_symtab_merge_var): Likewise.
6180 (lto_symtab_merge_fn): Likewise.
6181 (lto_symtab_register_decl): Declare.
6182 (lto_symtab_merge_decls): Likewise.
6184 2009-10-05 Richard Guenther <rguenther@suse.de>
6186 PR tree-optimization/23821
6187 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
6188 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
6189 simple IV increments.
6191 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6193 * config/arm/arm.c (arm_override_options): Really initialize
6194 flag_dwarf2_cfi_asm to 0.
6196 2009-10-05 Doug Kwan <dougkwan@google.com>
6198 PR rtl-optimization/41574
6199 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
6200 floating point and we are not doing unsafe math optimizations.
6202 2009-10-03 Simon Baldwin <simonb@google.com>
6203 Cary Coutant <ccoutant@google.com>
6204 Rafael Espindola <espindola@google.com>
6205 Richard Guenther <rguenther@suse.de>
6206 Jan Hubicka <jh@suse.cz>
6207 Doug Kwan <dougkwan@google.com>
6208 H.J. Lu <hongjiu.lu@intel.com>
6209 Bill Maddox <maddox@google.com>
6210 Ryan Mansfield <rmansfield@qnx.com>
6211 Diego Novillo <dnovillo@google.com>
6212 Ollie Wild <aaw@google.com>
6213 Kenneth Zadeck <zadeck@naturalbridge.com>
6215 * lto-cgraph.c: New file.
6216 * lto-compress.c: New file.
6217 * lto-compress.h: New file.
6218 * lto-opts.c: New file.
6219 * lto-section-in.c: New file.
6220 * lto-section-out.c: New file.
6221 * lto-streamer-in.c: New file.
6222 * lto-streamer-out.c: New file.
6223 * lto-streamer.c: New file.
6224 * lto-streamer.h: New file.
6225 * lto-symtab.c: New file.
6226 * lto-wpa-fixup.c: New file.
6227 * lto-wrapper.c: New file.
6229 2009-10-03 Simon Baldwin <baldwin@google.com>
6230 Ben Elliston <bje@au.ibm.com>
6231 Rafael Espindola <espindola@google.com>
6232 Nathan Froyd <froydnj@codesourcery.com>
6233 Jan Hubicka <jh@suse.cz>
6234 Doug Kwan <dougkwan@google.com>
6235 Diego Novillo <dnovillo@google.com>
6236 Kenneth Zadeck <zadeck@naturalbridge.com>
6238 * Makefile.in (enable_lto): New.
6239 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
6240 (LINKER_PLUGIN_API_H): Define.
6241 (LTO_SYMTAB_H): Define.
6242 (LTO_STREAMER_H): Define.
6243 (TREE_VECTORIZER_H): Define.
6244 (INCLUDES): Add LIBELFINC.
6245 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
6246 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
6247 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
6248 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
6249 (native): Add lto-wrapper$(exeext)
6250 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
6251 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
6252 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
6253 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
6254 (varasm.o): Add dependency on tree-iterator.h.
6255 (cgraph.o): Add dependency on cif-code.def.
6256 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
6257 (ipa-pure-const.o): Likewise.
6258 (GTFILES): Add lto-symtab.c.
6259 (install-lto-wrapper): New.
6260 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
6261 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
6262 * config.in: Regenerate.
6264 2009-10-03 Rafael Espindola <espindola@google.com>
6265 Diego Novillo <dnovillo@google.com>
6267 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
6268 ipa_write_summaries.
6269 Call execute_ipa_summary_passes for all_regular_ipa_passes and
6271 (cgraph_optimize): Make extern.
6273 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
6274 Kenneth Zadeck <zadeck@naturalbridge.com>
6276 * toplev.c (in_lto_p): Declare.
6277 * collect2.c (scan_prog_file): Read all the output when reading
6278 information for LTO.
6279 (enum lto_mode_d): Declare.
6281 2009-10-03 Richard Guenther <rguenther@suse.de>
6282 Diego Novillo <dnovillo@google.com>
6284 * gimple.c: Include target.h and alias.h.
6285 (gimple_types): Declare.
6286 (type_hash_cache): Declare.
6287 (gimple_alloc_stat): Make extern.
6288 (gimple_build_eh_must_not_throw): Call
6289 gimple_eh_must_not_throw_set_fndecl.
6290 (struct type_pair_d): Declare.
6291 (type_pair_t): Declare.
6292 (type_pair_hash): New.
6293 (type_pair_eq): New.
6294 (lookup_type_pair): New.
6295 (gimple_force_type_merge): New.
6296 (compare_type_names_p): New.
6297 (compare_field_offset): New.
6298 (gimple_types_compatible_p): New.
6299 (struct sccs): Declare.
6300 (next_dfs_num): Declare.
6301 (iterative_hash_gimple_type): New.
6303 (iterative_hash_type_name): New.
6304 (iterative_hash_gimple_type): New.
6305 (gimple_type_hash): New.
6306 (gimple_type_eq): New.
6307 (gimple_register_type): New.
6308 (print_gimple_types_stats): New.
6309 (gimple_signed_or_unsigned_type): New.
6310 (gimple_unsigned_type): New.
6311 (gimple_signed_type): New.
6312 (gimple_get_alias_set): New.
6313 (gimple_decl_printable_name): Do not use DMGL_TYPES.
6314 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
6315 (gimple_force_type_merge): Declare.
6316 (gimple_types_compatible_p): Declare.
6317 (gimple_register_type): Declare.
6318 (print_gimple_types_stats): Declare.
6319 (gimple_unsigned_type): Declare.
6320 (gimple_signed_type): Declare.
6321 (gimple_get_alias_set): Declare.
6322 (gimple_eh_must_not_throw_set_fndecl): New.
6324 2009-10-03 Jan Hubicka <jh@suse.cz>
6325 Kenneth Zadeck <zadeck@naturalbridge.com>
6327 * ipa-pure-const.c: Include lto-streamer.h.
6328 (register_hooks): Factor out of ...
6329 (generate_summary): ... here.
6330 (pure_const_write_summary): New.
6331 (pure_const_read_summary): New.
6332 (pass_ipa_pure_const): Add pure_const_write_summary and
6333 pure_const_read_summary.
6334 * ipa-reference.c: Include lto-streamer.h.
6335 (add_new_function): New.
6336 (remove_node_data): New.
6337 (duplicate_node_data): New.
6338 (ipa_init): Guard against multiple calls.
6339 Move hook setup from analyze_function.
6340 (write_node_summary_p): New.
6341 (ipa_reference_write_summary): New.
6342 (ipa_reference_read_summary): New.
6343 (pass_ipa_reference): Add ipa_reference_write_summary and
6344 ipa_reference_read_summary.
6345 * cgraph.h (cgraph_local_info): Add field lto_file_data.
6346 (struct cgraph_edge): Add fields lto_stmt_uid and
6347 call_stmt_cannot_inline_p.
6348 (cgraph_optimize): Declare.
6349 (cgraph_decide_is_function_needed): Declare.
6350 (reset_inline_failed): Declare.
6351 (enum LTO_cgraph_tags): Declare.
6352 (LTO_cgraph_tag_names): Declare.
6353 (LCC_NOT_FOUND): Define.
6355 2009-10-03 Doug Kwan <dougkwan@google.com>
6356 Rafael Espindola <espindola@google.com>
6357 Jan Hubicka <jh@suse.cz>
6358 Diego Novillo <dnovillo@google.com>
6359 Kenneth Zadeck <zadeck@naturalbridge.com>
6361 * passes.c (all_regular_ipa_passes): New.
6362 (all_ipa_passes): Rename to all_small_ipa_passes.
6363 (init_optimization_passes): Init all_regular_ipa_passes.
6364 * tree-pass.h (all_regular_ipa_passes): New.
6365 (all_ipa_passes): Rename to all_small_ipa_passes.
6366 * passes.c (all_lto_gen_passes): New.
6367 (init_optimization_passes): Initialize all_lto_gen_passes.
6368 (execute_ipa_summary_passes): Make non-static.
6369 (ipa_write_summaries_1): New.
6370 (ipa_write_summaries_2): New.
6371 (ipa_write_summaries): New.
6372 (ipa_write_summaries_of_cgraph_node_set): New.
6373 (ipa_read_summaries_1): New.
6374 (ipa_read_summaries): New.
6375 (execute_ipa_pass_list): Call cgraph_process_new_functions.
6376 (execute_regular_ipa_pass_list): Remove.
6377 (init_optimization_passes): Schedule
6378 pass_rebuild_cgraph_edges and pass_early_inline outside
6379 of pass_all_early_optimizations. Document reason.
6380 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
6381 pass_ipa_lto_finish_out): New pass.
6382 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
6383 (execute_all_ipa_transforms): New.
6384 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
6385 (dump_properties, debug_properties): New.
6386 * tree-optimize.c (gate_all_early_local_passes): Return
6387 false if we are in lto1.
6388 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
6389 * tree-pass.h (execute_all_ipa_transforms): Declare.
6390 (pass_ipa_function_and_variable_visibility): Declare.
6391 (pass_ipa_early_inline): Declare.
6392 (pass_ipa_lto_gimple_out): Declare.
6393 (pass_ipa_lto_wpa_fixup): Declare.
6394 (pass_ipa_lto_finish_out): Declare.
6395 (all_small_ipa_passes, all_regular_ipa_passes,
6396 all_lto_gen_passes): Declare.
6397 (execute_ipa_summary_passes): Declare.
6398 (execute_all_ipa_transforms): Declare.
6399 (ipa_write_summaries): Declare
6400 (ipa_write_summaries_of_cgraph_node_set): Declare.
6401 (ipa_read_summaries): Declare.
6403 2009-10-03 Doug Kwan <dougkwan@google.com>
6404 Ollie Wild <aaw@google.com>
6406 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
6408 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
6409 (lto_mode): New variable.
6410 (maybe_run_lto_and_relink): Handle the -fwpa option.
6411 (main): Handle the -fwpa option.
6412 (maybe_unlink_list): New function.
6413 * gcc.c (link_lto_options): Replace -flto with -fwpa.
6414 * common.opt (flto): New flag.
6415 * toplev.c (flag_generate_lto): Declare.
6417 2009-10-03 Simon Baldwin <simonb@google.com>
6419 * common.opt (flto-compression-level): New flag.
6421 * opts.c: Include lto-opts.h.
6422 (handle_option): Call lto_register_user_option for each
6423 valid option handled.
6424 (decode_options): Clear registered options before the options
6427 2009-10-03 Cary Coutant <ccoutant@google.com>
6429 * collect2.c (is_elf): New function.
6430 (scan_prog_file): Require LTO object to be in ELF format.
6432 2009-10-03 Rafael Espindola <espindola@google.com>
6434 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
6435 libgcc to the linker.
6437 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
6439 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
6440 (collect_execute): Add flags argument. Pass flags to pex_run. Update
6442 * collect2.h (collect_execute): Add flags argument.
6443 * tlink.c (tlink_execute): Update call to collect_execute.
6444 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
6445 (use_linker_plugin): New.
6446 (use_linker_plugin_spec_function): New.
6447 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
6448 (linker_plugin_file_spec): New.
6449 (lto_wrapper_spec): New.
6450 (lto_gcc_spec): New.
6451 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
6452 (static_spec_functions): Add use-linker-plugin.
6453 (process_command): Handle -use-linker-plugin.
6454 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
6455 linker_plugin_file_spec and lto_gcc_spec.
6456 (use_linker_plugin_spec_function): New.
6458 2009-10-03 Richard Guenther <rguenther@suse.de>
6462 * tree.h (is_lang_specific): Include LANG_TYPE.
6463 * tree.c (find_decls_types_r): Manually add interesting parts
6464 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
6466 * gimple.c (type_pair_hash): Make symmetric.
6467 (type_pair_eq): Likewise.
6468 (lookup_type_pair): Increase initial hashtable size.
6469 (gimple_force_type_merge): Rely on type-pair symmetry.
6470 (visit): Remove excessive checking code.
6471 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
6472 (gimple_register_type): Remove getenv calls, shrink initial
6476 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
6477 inline functions if not generating lto output.
6480 * toplev.c (finalize): In WPA mode remove the asm file.
6482 2009-10-03 Doug Kwan <dougkwan@google.com>
6484 * ipa-inline.c (cgraph_mark_inline): Check
6485 edge->call_stmt_cannot_inline_p instead of calling
6486 gimple_call_cannot_inline_p.
6487 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
6488 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
6489 (inline_generate_summary): Do nothing in LTRANS.
6490 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
6491 exists before calling gimple_call_cannot_inline_p.
6492 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
6493 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
6494 Update new_edge->lto_stmt_uid.
6495 * cgraphbuild.c (reset_inline_failed): New.
6497 * common.opt (fwpa): New flag.
6498 (fltrans): New option.
6499 * gcc.c (gcc_lto_option_t): New type.
6500 (current_lto_option): New variable.
6501 (lto_single_spec_function): Remove and is replaced by ..
6502 (lto_option_spec_function): New function.
6503 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
6504 passing the -flto flag.
6505 (cc1_options): Separate non-LTO related parts into ..
6506 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
6507 (lto1_options): New spec for lto FE.
6508 (link_lto_options): New spec for handling LTO flags in linker.
6509 (invoke_lto_single): Re-format to fit in 80 column. Replace
6510 lto-single with lto-option.
6511 (static_specs): Add cc1_non_lto_options, lto1_options and
6513 (static_spec_function): Replace lto-single with lto-option.
6514 (process_command): Handle -flto, -fwpa and -fltran by setting
6515 current_lto_option and not passing it to subprocess unconditionally.
6517 2009-10-03 Bill Maddox <maddox@google.com>
6519 Add `gcc' driver support for link-time code generation (LTO).
6521 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
6522 (lto_flag, lto_objects, lto_o_file): New variables.
6523 (struct lto_object, struct lto_object_list): New structures.
6524 (collect_exit, handler): Remove LTO temporary output file on exit.
6525 (add_lto_object): New function.
6526 (maybe_run_lto_and_relink): New function. Perform link time code
6527 generation and relinking for object files containing LTO information.
6528 (main): Invoke maybe_run_lto_and_relink().
6529 (dump_argv): New function. For debugging, currently disabled.
6530 (scan_prog_file): Add LTO information pass.
6531 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
6533 * toplev.c (compile_file): Emit assembler directive to create
6534 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
6536 2009-10-03 Diego Novillo <dnovillo@google.com>
6538 * c.opt: Add LTO to warn_abi and warn_psabi.
6540 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
6541 inline function. Ignore language-specific nodes. Update all users.
6542 (find_decls_types_r): Do not traverse the subtrees of
6543 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
6544 * tree.h (is_lang_specific): New.
6545 * langhooks.h (struct lang_hooks_for_decls): Remove
6546 may_need_assembler_name_p. Update all users.
6548 * c-common.c (set_builtin_user_assembler_name): Move ...
6549 * builtins.c (set_builtin_user_assembler_name): ... here.
6550 (is_builtin_name): Add comment
6551 (is_builtin_fn): New.
6552 * except.c (output_ttype): Only call
6553 lookup_type_for_runtime if TYPE is not a runtime type.
6555 * passes.c (register_pass): Call position_pass on
6556 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
6557 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
6558 (TV_IPA_LTO_DECL_IO): Define.
6559 (TV_IPA_LTO_CGRAPH_IO): Define.
6561 (TV_WHOPR_WPA): Define.
6562 (TV_WHOPR_WPA_IO): Define.
6563 (TV_WHOPR_LTRANS): Define.
6564 (TV_WHOPR_WPA_FIXUP): Define.
6565 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
6566 * tree-cfg.c (tree_node_can_be_shared): Make extern.
6567 * tree-flow.h (tree_node_can_be_shared): Declare.
6568 * tree-inline.c (tree_can_inline_p): Check that E has a
6569 statement associated with it.
6570 * tree.c (free_lang_data_in_binf): Factor out of ...
6571 (free_lang_data_in_type): ... here.
6572 Call RECORD_OR_UNION_TYPE_P.
6573 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
6574 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
6575 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
6576 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
6577 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
6578 (gate_free_lang_data): Return true if flag_generate_lto is set.
6579 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
6580 * c-common.h (set_builtin_user_assembler_name): Move ...
6581 * tree.h (set_builtin_user_assembler_name): ... here.
6583 * common.opt (flto-report): New flag.
6584 * opts.c (complain_wrong_lang): Do not complain if running lto1.
6585 * collect2.c (scan_prog_file): Send the error output of
6586 'nm' to HOST_BIT_BUCKET.
6588 2009-10-03 Ollie Wild <aaw@google.com>
6590 * langhooks-def.h (lhd_begin_section): New function declaration.
6591 (lhd_write_section): New function declaration.
6592 (lhd_end_section): New function declaration.
6593 (LANG_HOOKS_BEGIN_SECTION): New macro.
6594 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
6595 (LANG_HOOKS_END_SECTION): New macro.
6596 (LANG_HOOKS_LTO): New macro.
6597 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
6598 * langhooks.c (output.h): Add include.
6599 (saved_section): New static variable.
6600 (lhd_begin_section): New function.
6601 (lhd_write_section_data): New function.
6602 (lhd_end_section): New function.
6603 * langhooks.h (struct lang_hooks_for_lto): New structure.
6604 (struct lang_hooks): Add member lto.
6605 * Makefile.in (langhooks.o): Add dependency on output.h.
6607 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
6609 2009-10-03 Richard Guenther <rguenther@suse.de>
6611 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
6614 2009-10-03 Simon Baldwin <simonb@google.com>
6615 Richard Guenther <rguenther@suse.de>
6616 Janis Johnson <janis187@us.ibm.com>
6617 Doug Kwan <dougkwan@google.com>
6618 Diego Novillo <dnovillo@google.com>
6619 Ramana Radhakrishnan <ramana.r@gmail.com>
6620 Ollie Wild <aaw@google.com>
6622 * doc/install.texi: Add documentation for libelf and --enable-lto.
6623 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
6624 -flto-report, -flto-compression-level and -use-linker-plugin.
6625 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
6626 Add section for LTO Testing.
6628 2009-10-02 Cary Coutant <ccoutant@google.com>
6630 Add support for comdat type sections for DWARF v4.
6631 Merge from dwarf4 branch.
6633 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
6634 (dw_die_ref): Define vector type.
6635 (enum dw_val_class): Add dw_val_class_data8.
6636 (struct dw_val_struct): Add v.val_data8.
6637 (comdat_type_node_ref): New type.
6638 (struct die_struct): Move die_symbol into a union; add new field
6639 die_type_node. Change all uses.
6640 (comdat_type_node): New type.
6641 (skeleton_chain_node): New type.
6642 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
6643 (comdat_type_list): New variable.
6644 (dwarf_tag_name): Add DW_TAG_type_unit.
6645 (dwarf_attr_name): Add DW_AT_signature.
6646 (add_AT_data8): New function.
6647 (replace_child): New function.
6648 (move_all_children): New function.
6649 (print_signature): New function.
6650 (print_die): Print signature information; add dw_val_class_data8.
6651 (attr_checksum): Support dw_val_class_data8.
6652 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
6653 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
6654 (checksum_sleb128, checksum_uleb128): New functions.
6655 (checksum_die_context): New function.
6656 (loc_checksum_ordered): New function.
6657 (attr_checksum_ordered): New function.
6658 (struct checksum_attributes): New structure.
6659 (collect_checksum_attributes): New function.
6660 (die_checksum_ordered): New function.
6661 (generate_type_signature): New function.
6662 (same_dw_val_p): Add dw_val_class_data8.
6663 (is_symbol_die): Use new is_declaration_die function.
6664 (is_declaration_die): New function.
6665 (should_move_die_to_comdat): New function.
6666 (clone_die): New function.
6667 (clone_tree): New function.
6668 (clone_as_declaration): New function.
6669 (copy_declaration_context): New function.
6670 (generate_skeleton_ancestor_tree): New function.
6671 (generate_skeleton_bottom_up): New function.
6672 (generate_skeleton): New function.
6673 (remove_child_or_replace_with_skeleton): New function.
6674 (break_out_comdat_types): New function.
6675 (struct decl_table_entry): New type.
6676 (htab_decl_hash): New function.
6677 (htab_decl_eq): New function.
6678 (htab_decl_del): New function.
6679 (copy_ancestor_tree): New function.
6680 (copy_decls_walk): New function.
6681 (copy_decls_for_unworthy_types): New function.
6682 (build_abbrev_table): Don't assert on missing die_symbol when doing
6683 comdat type sections.
6684 (size_of_die): Use DW_FORM_sig8 for external references. Add
6686 (unmark_dies): Don't assert for unmarked dies when doing comdat
6688 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
6689 (output_signature): New function.
6690 (output_die): Likewise.
6691 (output_compilation_unit_header): Mark output as DWARF version 3
6692 even if generating DWARF 4.
6693 (output_comdat_type_unit): New function.
6694 (output_line_info): Mark output as DWARF version 3 even if generating
6696 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
6698 (dwarf2out_end_source_file): Likewise.
6699 (prune_unused_types_walk_attribs): Don't follow references into
6700 comdat type sections.
6701 (prune_unused_types_mark): When generating type units, do not mark
6702 children of non-defining declarations of types; do mark children of
6704 (prune_unused_types): Process comdat type sections.
6705 (htab_ct_hash): New function.
6706 (htab_ct_eq): New function.
6707 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
6708 Add a pointer to the line table from type unit entries so
6709 DW_AT_decl_file has meaning.
6710 * varasm.c (default_elf_asm_named_section): Use identifier name as
6711 comdat key instead of lang hook.
6713 2009-10-02 Neil Vachharajani <nvachhar@google.com>
6715 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
6717 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
6719 * config/i386/i386.md (SWIM248): New mode iterator.
6720 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
6721 divmodhi4 patterns using SWIM248 macro.
6722 (*divmod<mode>4): Macroize insn_and_split pattern from
6723 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
6724 and their corresponding splitters usign SWIM248 macro. Split SImode
6725 insn to generate cltd and DImode insn to generate cqto instead of
6726 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
6727 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
6728 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
6729 *divmodsi_noext patterns using SWIM248 macro.
6730 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
6731 udivmodhi4 patterns using SWIM248 macro.
6732 (*udivmod<mode>4): Macroize insn_and_split pattern from
6733 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
6734 corresponding splitters using SWIM248 macro.
6735 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
6736 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
6738 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
6740 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
6741 of zero-sized element is zero-sized regardless of its extent.
6743 2009-10-02 Jakub Jelinek <jakub@redhat.com>
6746 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
6747 * configure: Regenerated.
6748 * config.in: Regenerated.
6749 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
6750 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
6751 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
6752 not emitting .eh_frame, emit .cfi_sections .debug_frame
6757 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
6758 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
6760 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
6761 vars use DECL_RTL with resetting it back to NULL afterwards.
6762 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
6763 rtx_equal_p instead of asserting it is a SYMBOL_REF.
6764 (value_format): For dw_val_class_addr only use DW_FORM_addr if
6765 the attribute type allows it, otherwise use DW_FORM_dataN.
6766 (mem_loc_descriptor): Handle CONST_STRING.
6767 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
6768 Handle MEM with CONST_STRING address using add_AT_string.
6769 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
6770 CONST_STRING for const arrays initialized with a string literal.
6771 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
6772 (dwarf2out_finish): Call resolve_addr.
6774 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
6775 Maxim Kuvyrkov <maxim@codesourcery.com>
6777 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
6779 2009-10-02 Nick Clifton <nickc@redhat.com>
6781 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
6782 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
6784 2009-10-01 Jan Hubicka <jh@suse.cz>
6786 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
6787 (cgraph_create_virtual_clone): Just pass redirect_callers
6789 * cgraph.h (cgraph_clone_node): Update prototype.
6790 * ipa-pure-const.c (self_recursive_p): New function.
6791 (propagate): Use it.
6792 * ipa-inline.c (cgraph_clone_inlined_nodes,
6793 cgraph_decide_recursive_inlining): Update.
6795 2009-10-01 David Daney <ddaney@caviumnetworks.com>
6797 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
6798 instructions for TARGET_OCTEON.
6800 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6802 * config/arm/arm.c (arm_override_options): Turn off
6803 flag_dwarf2_cfi_asm for AAPCS variants.
6805 2009-10-01 Martin Jambor <mjambor@suse.cz>
6808 * tree-sra.c (convert_callers): Do not call
6809 compute_inline_parameters on one caller more than once.
6811 2009-10-01 Nick Clifton <nickc@redhat.com>
6813 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
6814 an empty string if not already defined.
6816 2009-10-01 Martin Jambor <mjambor@suse.cz>
6819 * tree-sra.c (is_va_list_type): New function.
6820 (find_var_candidates): Call is_va_list_type.
6821 (find_param_candidates): Check that the type or the type pointed
6822 to are not va_list types.
6824 2009-10-01 Martin Jambor <mjambor@suse.cz>
6827 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
6828 DECL_ARTIFICIAL (param_decl) is true.
6830 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
6832 * tree.h (tree_decl_common::lang_flag_8): New.
6833 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
6835 * c-common.h (RID_CONSTEXPR): New.
6837 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
6839 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
6840 Use ref-all pointers.
6841 (alpha_gimplify_va_arg): Ditto.
6843 2009-09-30 Jakub Jelinek <jakub@redhat.com>
6846 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
6847 before insn counting loop now that BB_END (bb) is counted. Ensure
6848 the return value isn't zero.
6850 2009-09-30 Nick Clifton <nickc@redhat.com>
6852 * config.gcc (sh-symbianelf): Replace definition of extra_objs
6853 with separate definitions of c_target_objs and cxx_target_objs.
6854 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
6856 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
6857 sh_symbian_import_export_class.
6858 * config/sh/sh-protos.h: Fix names of exported symbian functions.
6859 * config/sh/symbian.c: Delete, moving code into...
6860 * config/sh/symbian-base.c: ... here
6861 * config/sh/symbian-c.c: ... and here
6862 * config/sh/symbian-cxx.c: ... and here.
6864 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
6867 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
6868 of plus RTX into register.
6870 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6872 * doc/install.texi: Linguistic and markup fixes.
6873 (Configuration) <--disable-cpp>: Remove description.
6874 <--enable-maintainer-mode>: Autotools files are affected, too.
6875 <--with-sysroot>: Improve description.
6876 (Building): Bump required GNU make version.
6878 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
6880 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
6881 (x86_64-*-*): Ditto.
6883 * config/i386/fma4intrin.h: New file, provide common x86 compiler
6884 intrinisics for FMA4.
6885 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
6886 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
6887 Add FMA4 check and fma4intrin.h.
6888 * config/i386/i386-c.c(ix86_target_macros_internal): Check
6890 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
6891 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
6892 constant for FMA4 support.
6893 (UNSPEC_FMA4_FMADDSUB): Ditto.
6894 (UNSPEC_FMA4_FMSUBADD): Ditto.
6895 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
6896 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
6897 (ix86_expand_fma4_multiple_memory): Ditto.
6898 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
6899 (OPTION_MASK_ISA_FMA4_UNSET): New.
6900 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
6901 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
6902 (ix86_handle_option): Handle -mfma4.
6903 (isa_opts): Handle -mfma4.
6904 (enum pta_flags): Add PTA_FMA4.
6905 (override_options): Add FMA4 support.
6906 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
6907 (IX86_BUILTIN_VFMADDSD): Ditto.
6908 (IX86_BUILTIN_VFMADDPS): Ditto.
6909 (IX86_BUILTIN_VFMADDPD): Ditto.
6910 (IX86_BUILTIN_VFMSUBSS): Ditto.
6911 (IX86_BUILTIN_VFMSUBSD): Ditto.
6912 (IX86_BUILTIN_VFMSUBPS): Ditto.
6913 (IX86_BUILTIN_VFMSUBPD): Ditto.
6914 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
6915 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
6916 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
6917 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
6918 (IX86_BUILTIN_VFNMADDSS): Ditto.
6919 (IX86_BUILTIN_VFNMADDSD): Ditto.
6920 (IX86_BUILTIN_VFNMADDPS): Ditto.
6921 (IX86_BUILTIN_VFNMADDPD): Ditto.
6922 (IX86_BUILTIN_VFNMSUBSS): Ditto.
6923 (IX86_BUILTIN_VFNMSUBSD): Ditto.
6924 (IX86_BUILTIN_VFNMSUBPS): Ditto.
6925 (IX86_BUILTIN_VFNMSUBPD): Ditto.
6926 (IX86_BUILTIN_VFMADDPS256): Ditto.
6927 (IX86_BUILTIN_VFMADDPD256): Ditto.
6928 (IX86_BUILTIN_VFMSUBPS256): Ditto.
6929 (IX86_BUILTIN_VFMSUBPD256): Ditto.
6930 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
6931 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
6932 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
6933 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
6934 (IX86_BUILTIN_VFNMADDPS256): Ditto.
6935 (IX86_BUILTIN_VFNMADDPD256): Ditto.
6936 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
6937 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
6938 (enum multi_arg_type): New enum for describing the various FMA4
6939 intrinsic argument types.
6940 (bdesc_multi_arg): New table for FMA4 intrinsics.
6941 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
6942 (ix86_expand_multi_arg_builtin): New function for creating FMA4
6944 (ix86_expand_builtin): Add FMA4 intrinsic support.
6945 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
6946 operand instructions.
6947 (ix86_expand_fma4_multiple_memory): New function to split the
6948 second memory reference from FMA4 instructions.
6949 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
6950 (ssemodesuffixf2s): Ditto.
6951 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
6953 (fma4_fmsub<mode>4): Ditto.
6954 (fma4_fnmadd<mode>4): Ditto.
6955 (fma4_fnmsub<mode>4): Ditto.
6956 (fma4_vmfmadd<mode>4): Ditto.
6957 (fma4_vmfmsub<mode>4): Ditto.
6958 (fma4_vmfnmadd<mode>4): Ditto.
6959 (fma4_vmfnmsub<mode>4): Ditto.
6960 (fma4_fmadd<mode>4256): Ditto.
6961 (fma4_fmsub<mode>4256): Ditto.
6962 (fma4_fnmadd<mode>4256): Ditto.
6963 (fma4_fnmsub<mode>4256): Ditto.
6964 (fma4_fmaddsubv8sf4): Ditto.
6965 (fma4_fmaddsubv4sf4): Ditto.
6966 (fma4_fmaddsubv4df4): Ditto.
6967 (fma4_fmaddsubv2df4): Ditto.
6968 (fma4_fmsubaddv8sf4): Ditto.
6969 (fma4_fmsubaddv4sf4): Ditto.
6970 (fma4_fmsubaddv4df4): Ditto.
6971 (fma4_fmsubaddv2df4): Ditto.
6972 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
6973 instructions for intrinsics.
6974 (fma4i_fmsub<mode>4): Ditto.
6975 (fma4i_fnmadd<mode>4): Ditto.
6976 (fma4i_fnmsub<mode>4): Ditto.
6977 (fma4i_vmfmadd<mode>4): Ditto.
6978 (fma4i_vmfmsub<mode>4): Ditto.
6979 (fma4i_vmfnmadd<mode>4): Ditto.
6980 (fma4i_vmfnmsub<mode>4): Ditto.
6981 (fma4i_fmadd<mode>4256): Ditto.
6982 (fma4i_fmsub<mode>4256): Ditto.
6983 (fma4i_fnmadd<mode>4256): Ditto.
6984 (fma4i_fnmsub<mode>4256): Ditto.
6985 (fma4i_fmaddsubv8sf4): Ditto.
6986 (fma4i_fmaddsubv4sf4): Ditto.
6987 (fma4i_fmaddsubv4df4): Ditto.
6988 (fma4i_fmaddsubv2df4): Ditto.
6989 (fma4i_fmsubaddv8sf4): Ditto.
6990 (fma4i_fmsubaddv4sf4): Ditto.
6991 (fma4i_fmsubaddv4df4): Ditto.
6992 (fma4i_fmsubaddv2df4): Ditto.
6994 * doc/invoke.texi (-mfma4): Add documentation.
6995 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
6997 2009-09-29 Richard Henderson <rth@redhat.com>
6999 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
7000 an edge to the new destination block.
7002 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7005 * pa.c (hppa_profile_hook): Use
7006 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
7008 2009-09-29 Steve Ellcey <sje@cup.hp.com>
7009 Alexander Monakov <amonakov@ispras.ru>
7012 * config/ia64/predicates.md (not_postinc_destination_operand): New.
7013 (not_postinc_memory_operand): New.
7014 (not_postinc_move_operand): New.
7015 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
7016 (*cmovsi_internal): Ditto.
7018 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
7020 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
7021 restrict issue_rate in first pass when scheduling for register
7024 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
7025 Rafael Avila de Espindola <espindola@google.com>
7027 * gengtype.c (plugin_output): New.
7028 (get_output_file_with_visibility): Return plugin_output for plugins.
7029 (main): Parse and use the -P option.
7030 * gty.texi: Update the command line format.
7032 2009-09-29 Jakub Jelinek <jakub@redhat.com>
7035 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
7037 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
7038 out if !const_ok_for_output.
7041 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
7042 case VAR_LOCATION>: Remove gcc_unreachable ().
7044 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
7046 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
7047 (x86_64-*-*): Ditto.
7048 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
7049 back to smmintrin.h.
7050 * config/i386/cpuid.h (bit_SSE5): Remove SSE5 bit.
7051 * config/i386/x86intrin.h: Remove SSE5.
7052 * config/i386/mmintrin-common.h: Delete file.
7053 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
7055 2009-09-29 Richard Guenther <rguenther@suse.de>
7057 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
7058 resulting from stack temporaries on STRICT_ALIGNMENT targets.
7060 2009-09-29 Nick Clifton <nickc@redhat.com>
7062 * function.c (current_function_name): If there is no current
7063 function just return "<none>".
7065 2009-09-28 Sriraman Tallam <tmsriram@google.com>
7067 * tree-pass.h (register_pass_info): New structure.
7068 (pass_positioning_ops): Move enum from gcc-plugin.h.
7069 (register_pass): New function.
7070 * gcc-plugin.h (plugin_pass): Delete structure.
7071 (pass_positioning_ops): Delete enum.
7072 * plugin.c (regsiter_pass): Delete function.
7073 (position_pass): Delete function.
7074 (added_pass_nodes): Delete variable.
7075 (prev_added_pass_nodes): Delete variable.
7076 (pass_list_node): Delete structure.
7077 * passes.c (make_pass_instance): New function.
7078 (next_pass_1): Change to call make_pass_instance.
7079 (pass_list_node): Move structure from gcc-plugin.h.
7080 (added_pass_nodes): Move variable from plugin.c.
7081 (prev_added_pass_nodes): Move variable from plugin.c.
7082 (position_pass): New function.
7083 (register_pass): New function.
7085 2009-09-28 Easwaran Raman <eraman@google.com>
7087 * ifcvt.c (noce_try_abs): Recognize pattern and call
7088 expand_one_cmpl_abs_nojump.
7089 * optabs.c (expand_one_cmpl_abs_nojump): New function.
7090 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
7092 2009-09-28 Ian Lance Taylor <iant@google.com>
7095 * c-opts.c (c_common_handle_option): Don't set
7096 warn_jump_misses_init for -Wall.
7097 * doc/invoke.texi (Warning Options): Update documentation.
7099 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7101 * Makefile.in ($(out_object_file)): Depend on
7102 gt-$(basename $(notdir $(out_file))).h.
7104 2009-09-28 Richard Henderson <rth@redhat.com>
7106 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
7107 * except.c (gen_eh_region): Set it.
7108 (duplicate_eh_regions_1): Copy it.
7109 * tree-eh.c (lower_resx): Use it to determine which function
7112 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
7113 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
7114 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
7115 * tree.c (build_common_builtin_nodes): Remove parameter. Build
7116 BUILT_IN_CXA_END_CLEANUP if necessary.
7118 * c-common.c (c_define_builtins): Update call to
7119 build_common_builtin_nodes.
7121 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
7123 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
7125 2009-09-28 Michael Matz <matz@suse.de>
7127 * builtins.c (interclass_mathfn_icode): New helper.
7128 (expand_builtin_interclass_mathfn): Use it here, and split folding
7130 (fold_builtin_interclass_mathfn): ... this new folder.
7131 (build_call_nofold_loc): New static helper.
7132 (build_call_nofold): New wrapper macro for above.
7133 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
7134 (expand_builtin_pow): Ditto.
7135 (expand_builtin_memset_args): Ditto.
7136 (expand_builtin_printf): Ditto.
7137 (expand_builtin_fprintf): Ditto.
7138 (expand_builtin_sprintf): Ditto.
7139 (expand_builtin_memory_chk): Ditto.
7140 (expand_builtin_mempcpy_args): Ditto and don't call folders.
7141 (expand_builtin_stpcpy): Ditto.
7142 (expand_builtin_strcmp): Ditto.
7143 (expand_builtin_strncmp): Ditto.
7144 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
7145 (expand_builtin_strcpy_args): Don't call folders.
7146 (expand_builtin_memcmp): Ditto.
7147 (expand_builtin_strncpy): Ditto, and use target.
7148 (expand_builtin_memcpy): Ditto.
7149 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
7150 expand_builtin_strpbrk, expand_builtin_memmove,
7151 expand_builtin_memmove_args, expand_builtin_bcopy,
7152 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
7153 expand_builtin_strspn, expand_builtin_strcspn,
7154 expand_builtin_fputs): Remove these.
7155 (expand_builtin): Don't call the above, change calls to other
7156 expanders that changed prototype.
7157 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
7158 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
7159 fold_builtin_interclass_mathfn.
7160 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
7161 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
7163 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
7164 * passes.c (init_optimization_passes): Move pass_fold_builtins
7165 after last phiopt pass.
7166 * tree-inline.c (fold_marked_statements): When folding builtins
7167 iterate over all instruction potentially generated.
7168 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
7170 (fold_gimple_call): Use it to always fold calls (into potentially
7171 multiple instructions).
7172 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
7173 calls into zero at this time.
7174 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
7175 statements generated by builtin folding.
7177 2009-09-28 Nick Clifton <nickc@redhat.com>
7179 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
7181 2009-09-28 Duncan Sands <baldrick@free.fr>
7183 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
7184 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
7185 (register_callback): Dispatch it.
7186 (invoke_plugin_callbacks): Incorporate in sanity check.
7187 * ggc.h (ggc_register_cache_tab): Add declaration.
7188 * ggc-common.c (ggc_register_root_tab): Simplify.
7189 (const_ggc_cache_tab_t): New typedef.
7190 (extra_cache_vec): New vector of dynamically added cache tables.
7191 (ggc_register_cache_tab): New function.
7192 (ggc_scan_cache_tab): New function.
7193 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
7194 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
7196 2009-09-27 Richard Henderson <rth@redhat.com>
7198 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
7199 which we remove __builtin_stack_restore.
7201 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
7203 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
7204 to test for GRD_INVARIANT.
7205 (simple_rhs_p): Anything that's function_invariant_p is fine.
7207 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
7209 * gengtype.c (main): Use plunge_files instead of plugin_output.
7211 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
7212 Rafael Avila de Espindola <espindola@google.com>
7214 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
7215 Don't print pch related info if it is false.
7216 (main): Don't print pch info in plugin mode.
7218 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
7220 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
7221 with dw_val_class_const_double.
7222 (struct dw_val_struct): Replace val_long_long with val_double and
7223 adjust for above change.
7224 (output_loc_operands): Likewise.
7225 (add_AT_long_long): Rename into...
7226 (add_AT_double): ...this.
7227 (print_die): Replace dw_val_class_long_long with
7228 dw_val_class_const_double and adjust.
7229 (attr_checksum): Likewise.
7230 (same_dw_val_p): Likewise.
7231 (size_of_die): Likewise.
7232 (value_format): Likewise.
7233 (output_die): Likewise.
7234 (loc_descriptor) <CONST_DOUBLE>: Likewise.
7235 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
7236 instead of add_AT_long_long.
7237 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
7238 value with the precision of its type.
7240 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
7243 * c-typeck.c (build_conditional_expr): Use the readonly and
7244 volatile flags of the operand types, not of the operands itself.
7246 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
7248 * collect2.c (main): Look for -brtl before adding libraries.
7250 2009-09-27 Jonathan Gray <jsg@openbsd.org>
7252 * config.gcc: Update OpenBSD targets.
7253 * config/openbsd-stdint.h: New file.
7254 * config/openbsd-libpthread.h: New file.
7255 * config/openbsd.h: Update and break out LIB_SPEC definition.
7256 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
7257 * config/i386/openbsdelf.h: Correct types.
7258 * config/m68k/openbsd.h: Likewise.
7259 * config/mips/openbsd.h: Likewise.
7260 * config/vax/openbsd.h: Likewise.
7262 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
7264 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
7265 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
7266 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
7267 of the length and zero.
7269 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7271 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
7272 (FLAGS_H): Add options.h $(REAL_H).
7273 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
7274 (TREE_VECTORIZER_H): New.
7275 (EBITMAP_H): Renamed from EBIMAP_H.
7276 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
7277 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
7278 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
7279 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
7280 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
7281 (graphite-clast-to-gimple.o, graphite-dependences.o)
7282 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
7283 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
7284 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
7285 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
7286 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
7287 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
7288 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
7289 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
7290 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
7291 updated and fixed as per above changes and per
7292 check_makefile_deps.sh output.
7295 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
7296 * configure: Regenerate.
7298 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7300 * doc/install.texi: Update minimum MPC version to 0.7.
7302 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
7304 * doc/install.texi (Binaries): Remove reference to the binary
7305 distribution CD-ROM from the FSF.
7307 2009-09-26 Michael Matz <matz@suse.de>
7311 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
7312 that are mentioned in the body.
7314 2009-09-26 Michael Matz <matz@suse.de>
7316 PR tree-optimization/41454
7317 * tree-ssa-dom (stmts_to_rescan): Remove variable.
7318 (tree_ssa_dominator_optimize): Don't allocate and free it.
7319 (dom_opt_leave_block): Don't iterate over it.
7320 (eliminate_redundant_computations): Don't return a value.
7321 (cprop_operand, cprop_into_stmt): Ditto.
7322 (optimize_stmt): Don't defer updating stmts.
7324 2009-09-25 Dodji Seketeli <dodji@redhat.com>
7326 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
7327 generic_parameter_die, template_parameter_pack_die,
7328 gen_formal_parameter_die, gen_subprogram_die): Adjust after
7329 renaming DW_TAG_formal_parameter_pack and
7330 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
7331 and DW_TAG_GNU_template_parameter_pack.
7333 2009-09-25 Anatoly Sokolov <aesok@post.ru>
7335 * config/v850/v850.h (FUNCTION_VALUE): Remove.
7336 * config/v850/v850.c (v850_function_value): New function.
7337 (TARGET_FUNCTION_VALUE): Define.
7339 2009-09-25 Jakub Jelinek <jakub@redhat.com>
7341 * tree-vect-stmts.c (vectorizable_call): Call
7342 mark_symbols_for_renaming after vect_finish_stmt_generation.
7344 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
7345 to loc_descriptor_from_tree.
7346 (add_location_or_const_value_attribute): Pass 0 instead of 2
7347 for decl_by_reference_p decls.
7349 2009-09-25 Richard Guenther <rguenther@suse.de>
7352 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
7355 2009-09-25 Ben Elliston <bje@au.ibm.com>
7357 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
7360 2009-09-25 Alan Modra <amodra@bigpond.net.au>
7362 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
7363 form of instruction.
7365 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7368 * fold-const.c (const_binop): Handle complex int division.
7369 * tree-complex.c (expand_complex_div_straight,
7370 expand_complex_div_wide): Update comments.
7372 2009-09-24 DJ Delorie <dj@redhat.com>
7375 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
7376 (reg_class): Likewise.
7377 (REG_CLASS_NAMES): Likewise.
7378 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
7379 (m32c_override_options): Disable -fivopts for M32C.
7381 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
7383 * config/rs6000/predicates.md (indexed_or_indirect_operand):
7384 Delete VSX load/store with update support.
7385 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
7386 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
7390 (VStype_load_update): Ditto.
7391 (VStype_store_update): Ditto.
7392 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
7393 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
7395 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
7396 load/store with update builtins.
7398 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
7400 * libgcc2.c (L_trampoline): Prototype for getpagesize
7401 and mprotect in WINNT case.
7403 2009-09-24 Anatoly Sokolov <aesok@post.ru>
7405 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
7406 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
7407 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
7408 'outgoing' argument.
7409 (TARGET_FUNCTION_VALUE): Define.
7411 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
7413 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
7415 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
7418 * common.opt: Initialize dwarf_strict to -1.
7419 * toplev.c (process_options): Catch unset dwarf_strict
7420 and set to 0 for all targets not overriding.
7421 * config/darwin.c (darwin_override_options): Catch unset
7422 dwarf_strict and override to 1.
7424 2009-09-24 Jeff Law <law@redhat.com>
7426 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
7428 2009-09-24 Richard Guenther <rguenther@suse.de>
7430 PR tree-optimization/36143
7431 PR tree-optimization/38747
7432 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
7433 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
7435 2009-09-24 Jakub Jelinek <jakub@redhat.com>
7438 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
7439 return false instead of gcc_unreachable (). For CONST return the
7440 value returned by recursive call instead of always returning true.
7441 (tree_add_const_value_attribute): Return the value returned by
7442 add_const_value_attribute instead of always returning true if rtl
7445 2009-09-23 Justin Seyster <jrseys@gmail.com>
7447 * Makefile.in (PLUGIN_HEADERS): Include real.h.
7449 2009-09-24 Jakub Jelinek <jakub@redhat.com>
7451 * cgraphunit.c (cgraph_lower_function): Revert last change.
7452 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
7453 instead of DECL_NO_STATIC_CHAIN.
7454 * tree-cfg.c (verify_gimple_call): Likewise.
7455 * tree-nested.c (get_chain_decl, get_chain_field,
7456 convert_tramp_reference_op, convert_gimple_call): Likewise.
7457 (convert_all_function_calls): Likewise. Always set or clear
7458 DECL_STATIC_CHAIN initially, for !n->outer clear it.
7459 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
7460 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
7462 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
7463 DECL_NO_STATIC_CHAIN.
7464 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
7465 instead of DECL_NO_STATIC_CHAIN.
7466 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
7467 decl_function_context.
7468 * varasm.c (initializer_constant_valid_p): Likewise.
7469 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
7470 (DECL_STATIC_CHAIN): ... this.
7471 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
7472 instead of DECL_NO_STATIC_CHAIN.
7474 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
7475 Rafael Avila de Espindola <espindola@google.com>
7477 * gengtype.c (nb_plugin_files): Make it unsigned to match
7478 num_gt_files. Adjust other variables to avoid warnings.
7479 (main): Allocate an all zero lang_bitmap before each plugin file name
7480 to match regular file names.
7482 2009-09-23 Richard Henderson <rth@redhat.com>
7484 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
7485 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
7486 static chain passed in memory.
7487 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
7488 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
7489 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
7490 STATIC_CHAIN_REGNUM defined.
7492 * config/picochip/picochip-protos.h: s/class/klass/.
7493 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
7494 (picochip_static_chain): New.
7495 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
7496 (STATIC_CHAIN_INCOMING): Remove.
7498 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
7499 (xtensa_static_chain): New.
7500 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
7501 (STATIC_CHAIN_INCOMING): Remove.
7503 2009-09-23 Anatoly Sokolov <aesok@post.ru>
7505 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
7506 * config/pa/pa-protos.h (function_value): Remove.
7507 * config/pa/pa.c (pa_function_value): Rename from function_value.
7508 Make static, add 'outgoing' argument.
7509 (TARGET_FUNCTION_VALUE): Define.
7511 2009-09-23 Anatoly Sokolov <aesok@post.ru>
7513 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
7514 instead of cfun->machine->is_leaf.
7515 * config/avr/avr.h (machine_function): Remove is_leaf field.
7517 2009-09-23 Jakub Jelinek <jakub@redhat.com>
7520 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
7521 DW_OP_piece after DW_OP_stack_value, adjust size calculations
7522 for it, when DW_OP_stack_value and DW_OP_implicit_value has
7523 the same size, prefer DW_OP_stack_value.
7524 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
7525 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
7527 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
7530 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
7532 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
7535 * cfgexpand.c (convert_debug_memory_address): New.
7536 (expand_debug_expr): Convert base address and offset to the same
7537 mode. Use it to convert addresses to other modes. Accept
7540 2009-09-23 Dodji Seketeli <dodji@redhat.com>
7543 * function.h (types_used_by_vars_hash): Declare new hash table.
7544 (types_used_by_vars_eq, types_used_by_var_decl_insert): Declare
7545 equality and hash function for the hash table.
7546 (types_used_by_cur_var_decl): Declare a new global chained list.
7547 (types_used_by_var_decl_insert): Declare new function.
7548 * function.c (types_used_by_vars_hash): Define the hashtable ...
7549 (types_used_by_vars_eq, types_used_by_vars_do_hash): ... as well as
7550 its equality and hash functions.
7551 (hash_types_used_by_vars_entry): New hash helper.
7552 (types_used_by_cur_var_decl): Define the global chained list.
7553 (used_types_insert): Update the list of types used by the global
7554 variable being parsed.
7555 (types_used_by_var_decl_insert): Define new function.
7556 * c-common.h (record_types_used_by_current_var_decl): Declare ...
7557 * c-common.c (record_types_used_by_current_var_decl): ... new
7559 * c-decl.c (finish_decl): Record the types used by the global
7560 variable declaration we've just parsed.
7561 * dwarf2out.c (premark_used_types): Insert a new line between
7562 comment and function.
7563 (premark_used_types_helper): Fix comment.
7564 (premark_types_used_by_global_vars_helper,
7565 premark_types_used_by_global_vars): New functions.
7566 (prune_unused_types): Do not prune types used by global variables.
7568 2009-09-23 Richard Guenther <rguenther@suse.de>
7570 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
7571 produced for bigendian targets with promoted subregs.
7573 2009-09-23 Richard Guenther <rguenther@suse.de>
7575 * value-prof.c (gimple_ic): Purge old EH edges only after building
7578 2009-09-23 Nick Clifton <nickc@redhat.com>
7580 * config/arc/arc.c (arc_trampoline_init): Fix typo.
7582 2009-09-23 Jakub Jelinek <jakub@redhat.com>
7585 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
7588 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
7589 on non-nested functions.
7591 2009-09-23 Jakub Jelinek <jakub@redhat.com>
7592 Jan Hubicka <jh@suse.cz>
7594 * dwarf2out.c (loc_list_plus_const): Only define if
7595 DWARF2_DEBUGGING_INFO.
7596 (address_of_int_loc_descriptor): Likewise.
7599 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
7601 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
7604 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
7605 constant is more than zero.
7607 2009-09-23 Alan Modra <amodra@bigpond.net.au>
7610 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
7611 call final to emit non-scheduled prologue, instead insert at entry.
7613 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
7614 Joseph S. Myers <joseph@codesourcery.com>
7616 * doc/install.texi (*-*-freebsd*): Add proper format codes.
7618 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
7619 Rafael Avila de Espindola <espindola@google.com>
7621 * gengtype.c (is_file_equal): New function.
7622 (close_output_files): Use is_file_equal. Free of->buf.
7624 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
7625 Rafael Avila de Espindola <espindola@google.com>
7627 * gengtype.c (write_types, write_local): Add the output_header
7628 argument. Update all callers.
7630 2009-09-22 Dodji Seketeli <dodji@redhat.com>
7632 * dwarf2out.c (template_parameter_pack_die,
7633 gen_formal_parameter_pack_die ): New functions.
7634 (make_ith_pack_parameter_name): Remove this function.
7635 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
7636 DW_TAG_formal_parameter_pack.
7637 (gen_generic_params_dies): Represent each template parameter pack
7638 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
7639 represented by usual DW_TAG_template_*_parameter DIEs that are
7640 children of the DW_TAG_template_parameter_pack element DIE.
7641 (generic_parameter_die): This doesn't deal with parameter pack
7642 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
7643 of parameter pack DIEs.
7644 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
7645 in certain cases, e.g. for pack elements.
7646 (gen_formal_types_die, gen_decl_die): Adjust usage of
7647 gen_formal_parameter_die.
7648 (gen_subprogram_die): Represent each function parameter pack by a
7649 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
7650 represented by usual DW_TAG_formal_parameter DIEs that are children
7651 of the DW_TAG_formal_parameter_pack DIE. Remove references to
7652 ____builtin_va_alist decls as no part of the compiler uses those
7654 * langhooks.h (struct lang_hooks_for_decls): Add
7655 function_parm_expanded_from_pack_p, get_generic_function_decl
7656 and function_parameter_pack_p hooks. Fix comment for
7657 get_innermost_generic_parms hook.
7658 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
7659 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
7660 macros and use them to initialize lang_hook.
7662 2009-09-22 Richard Henderson <rth@redhat.com>
7664 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
7665 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
7666 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
7667 on TRAMPOLINE_TEMPLATE.
7668 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
7669 TRAMPOLINE_ADJUST_ADDRESS.
7670 * targhooks.c (default_asm_trampoline_template): Remove.
7671 (default_trampoline_adjust_address): Remove.
7672 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
7673 * targhooks.h: Update decls.
7675 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
7677 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
7678 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
7679 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
7681 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
7684 * reload1.c (reload): Reset debug insns with pseudos without
7687 2009-09-22 Janis Johnson <janis187@us.ibm.com>
7689 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
7690 unconditional true for decimal float modes.
7691 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
7692 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
7694 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
7696 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
7697 Enable a new case for __FreeBSD__ >= 7.
7698 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
7699 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
7700 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
7701 and USE_LD_AS_NEEDED.
7703 * doc/install.texi (*-*-freebsd*): Update target information.
7705 2009-09-22 Richard Guenther <rguenther@suse.de>
7708 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
7709 arrays really properly.
7711 2009-09-22 Richard Henderson <rth@redhat.com>
7714 * target.h (struct gcc_target): Add asm_out.trampoline_template,
7715 calls.static_chain, calls.trampoline_init,
7716 calls.trampoline_adjust_address.
7717 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
7718 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
7719 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
7720 * builtins.c (expand_builtin_setjmp_receiver): Use
7721 targetm.calls.static_chain; only clobber registers.
7722 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
7723 set up memory attributes properly for the trampoline block.
7724 (expand_builtin_adjust_trampoline): Use
7725 targetm.calls.trampoline_adjust_address.
7726 * calls.c (prepare_call_address): Add fndecl argument. Use
7727 targetm.calls.static_chain.
7728 * df-scan.c (df_need_static_chain_reg): Remove.
7729 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
7730 consolodate static chain handling.
7731 * doc/tm.texi: Document new hooks.
7732 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
7733 (init_emit_regs): Don't initialize them.
7734 * expr.h (prepare_call_address): Update decl.
7735 * final.c (profile_function): Use targetm.calls.static_chain.
7736 * function.c (expand_function_start): Likewise.
7737 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
7738 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
7739 only clobber registers.
7740 * targhooks.c (default_static_chain): New.
7741 (default_asm_trampoline_template, default_trampoline_init): New.
7742 (default_trampoline_adjust_address): New.
7743 * targhooks.h: Declare them.
7744 * varasm.c (assemble_trampoline_template): Use
7745 targetm.asm_out.trampoline_template. Make the memory block const
7748 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
7749 alpha_initialize_trampoline. Make static. Merge VMS parameter
7750 differences into the TARGET_ABI_OPEN_VMS code block.
7751 (TARGET_TRAMPOLINE_INIT): New.
7752 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
7753 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
7754 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
7755 (INITIALIZE_TRAMPOLINE): Remove.
7757 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
7758 (TRAMPOLINE_TEMPLATE): Merge with ...
7759 (INITIALIZE_TRAMPOLINE): ... this and move ...
7760 * config/arc/arc.c (arc_trampoline_init): ... here.
7761 (TARGET_TRAMPOLINE_INIT): New.
7763 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
7764 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
7765 (arm_asm_trampoline_template): New.
7766 (arm_trampoline_init, arm_trampoline_adjust_address): New.
7767 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
7768 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
7769 code to arm_asm_trampoline_template.
7770 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
7771 arm_trampoline_adjust_address.
7772 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
7773 adjust for target hook parameters.
7775 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
7778 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
7779 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
7780 (bfin_trampoline_init): Rename from initialize_trampoline;
7781 make static; update for target hook parameters.
7782 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
7783 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
7784 bfin_asm_trampoline_template.
7785 (INITIALIZE_TRAMPOLINE): Remove.
7787 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
7788 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
7789 cris_trampoline_init): New.
7790 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
7791 cris_asm_trampoline_template.
7792 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
7793 adjust for target hook parameters.
7795 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
7797 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
7798 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
7799 fr30_trampoline_init): New.
7800 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
7801 fr30_asm_trampoline_template.
7802 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
7803 adjust for target hook parameters.
7805 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
7806 (frv_trampoline_init): Rename from frv_initialize_trampoline;
7807 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
7808 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
7809 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
7811 * config/h8300/h8300.c (h8300_trampoline_init): New.
7812 (TARGET_TRAMPOLINE_INIT): New.
7813 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
7814 to h8300_trampoline_init and adjust for hook parameters.
7816 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
7817 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
7818 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
7819 make static; adjust for hook parameters.
7820 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
7822 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
7823 (TARGET_TRAMPOLINE_INIT): New.
7824 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
7825 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
7826 iq2000_asm_trampoline_template.
7827 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
7828 (TRAMPOLINE_CODE_SIZE): New.
7829 (TRAMPOLINE_SIZE): Use it.
7830 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
7832 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
7833 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
7834 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
7835 adjust for hook parameters.
7836 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
7838 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
7839 (m32r_trampoline_init): New.
7840 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
7841 m32r_trampoline_init.
7843 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
7844 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
7845 make static; update for hook parameters.
7846 * config/m68hc11/m68hc11-protos.h: Update.
7847 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
7849 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
7850 (TARGET_TRAMPOLINE_INIT): New.
7851 (mcore_function_value): Fix typo.
7852 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
7853 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
7854 to mcore_asm_trampoline_template.
7855 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
7857 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
7858 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
7859 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
7860 update for hook parameters.
7861 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
7863 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
7864 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
7865 mips_trampoline_init): New.
7866 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
7867 mips_asm_trampoline_template.
7868 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
7869 update for hook parameters.
7871 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
7872 (TARGET_TRAMPOLINE_INIT): New.
7873 (mmix_trampoline_size): Remove.
7874 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
7875 make static. Remove out-of-date tetra vs octa comment.
7876 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
7877 make static; update for hook parameters.
7878 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
7879 (INITIALIZE_TRAMPOLINE): Remove.
7880 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
7881 (TRAMPOLINE_ALIGNMENT): New.
7882 * gcc/config/mmix/mmix-protos.h: Update.
7884 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
7885 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
7886 mn10300_trampoline_init): New.
7887 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
7888 mn10300_asm_trampoline_template.
7889 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
7891 * config/moxie/moxie.c (moxie_static_chain,
7892 moxie_asm_trampoline_template, moxie_trampoline_init,
7893 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
7894 TARGET_TRAMPOLINE_INIT): New.
7895 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
7896 moxie_trampoline_init.
7897 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
7898 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
7900 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
7901 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
7902 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
7903 pa_trampoline_adjust_address): New.
7904 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
7905 pa_asm_trampoline_template.
7906 (TRAMPOLINE_ALIGNMENT): New.
7907 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
7908 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
7909 adjust for hook parameters.
7910 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
7912 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
7913 (TARGET_TRAMPOLINE_INIT): New.
7914 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
7915 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
7917 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
7919 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
7920 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
7921 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
7922 make static; adjust parameters for the hook.
7923 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
7925 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
7926 s390_trampoline_template; make static.
7927 (s390_trampoline_init): Rename from s390_initialize_trampoline;
7928 make static; adjust for target hook.
7929 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
7930 * config/s390/s390-protos.h: Remove trampoline decls.
7931 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
7932 (TRAMPOLINE_TEMPLATE): Remove.
7933 (TRAMPOLINE_ALIGNMENT): New.
7935 * config/score/score-protos.h (score_initialize_trampoline): Remove.
7936 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
7937 (TARGET_TRAMPOLINE_INIT): New.
7938 (score_asm_trampoline_template): New.
7939 (score_trampoline_init): Rename from score_initialize_trampoline;
7940 make static; adjust for hook parameters.
7941 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
7942 score[37]_asm_trampoline_template.
7943 (INITIALIZE_TRAMPOLINE): Remove.
7944 * config/score/score3.c (score3_asm_trampoline_template): New.
7945 (score3_trampoline_init): Rename from score3_initialize_trampoline;
7946 adjust for target hook.
7947 * config/score/score7.c (score7_asm_trampoline_template): New.
7948 (score7_trampoline_init): Rename from score7_initialize_trampoline;
7949 adjust for target hook.
7950 * config/score/score3.h, config/score/score7.h: Update.
7952 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
7953 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
7954 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
7955 (sh_trampoline_init): Rename from sh_initialize_trampoline;
7956 make static; adjust for target hook parameters.
7957 (sh_trampoline_adjust_address): New.
7958 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
7959 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
7961 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
7962 (sparc32_initialize_trampoline): Rename from
7963 sparc_initialize_trampoline; make static; replace tramp parameter
7964 with m_tramp and update memory accesses.
7965 (sparc64_initialize_trampoline): Similarly.
7966 (sparc_trampoline_init): New.
7967 * config/sparc/sparc-protos.h: Remove trampoline decls.
7968 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
7969 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
7971 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
7972 (array_to_constant): Make ARR parameter const.
7973 (spu_trampoline_init): Rename from spu_initialize_trampoline;
7974 make static; update for hook parameters.
7975 * config/spu/spu-protos.h: Update decls.
7976 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
7978 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
7979 from xstormy16_initialize_trampoline; make static; update for
7981 (TARGET_TRAMPOLINE_INIT): New.
7982 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
7984 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
7985 (TARGET_TRAMPOLINE_INIT): New.
7986 (v850_can_eliminate): Make static.
7987 (v850_asm_trampoline_template, v850_trampoline_init): New.
7988 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
7989 v850_asm_trampoline_template.
7990 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
7991 and adjust for target hook parameters.
7993 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
7994 (TARGET_TRAMPOLINE_INIT): New.
7995 (vax_asm_trampoline_template, vax_trampoline_init): New.
7996 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
7997 vax_asm_trampoline_template.
7998 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
8000 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
8001 (TARGET_TRAMPOLINE_INIT): New.
8002 (xtensa_asm_trampoline_template): Rename from
8003 xtensa_trampoline_template; make static.
8004 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
8005 make static; update for hook parameters.
8006 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
8007 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
8008 (INITIALIZE_TRAMPOLINE): Remove.
8010 * config/i386/i386.c (ix86_function_regparm): Do not issue an
8011 error for nested functions with regparm=3.
8012 (ix86_compute_frame_layout): Adjust frame pointer offset for
8013 ix86_static_chain_on_stack.
8014 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
8015 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
8016 don't reset to UNITS_PER_WORD.
8017 (ix86_emit_leave): Adjust ix86_cfa_state.
8018 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
8019 (ix86_static_chain): New.
8020 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
8021 make static; update for target hook parameters; use ix86_static_chain.
8022 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
8023 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
8024 (INITIALIZE_TRAMPOLINE): Remove.
8025 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
8026 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
8027 to the end. Add static_chain_on_stack.
8028 (ix86_static_chain_on_stack): New.
8030 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
8031 (m68k_output_mi_thunk): Don't use static_chain_rtx.
8032 (m68k_trampoline_init): New.
8033 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
8034 m68k_trampoline_init and adjust for hook parameters.
8035 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
8036 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
8038 2009-09-22 Jakub Jelinek <jakub@redhat.com>
8040 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
8041 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
8043 * reload1.c (reload): Call wrap_constant when substituting
8044 reg for equiv inside of DEBUG_INSNs.
8047 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
8048 add_call_src_coords_attributes, add_high_low_attributes,
8049 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
8050 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
8051 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
8052 when -gdwarf-2 -gstrict-dwarf.
8053 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
8054 -gdwarf-[23] -gstrict-dwarf.
8055 (address_of_int_loc_descriptor, loc_descriptor,
8056 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
8057 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
8058 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
8060 2009-09-22 Richard Guenther <rguenther@suse.de>
8062 PR tree-optimization/41428
8063 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
8064 (ccp_finalize): Pass it to substitute_and_fold.
8066 2009-09-22 Richard Guenther <rguenther@suse.de>
8068 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
8069 (substitute_and_fold): Adjust prototype.
8070 * tree-vrp.c (vrp_evaluate_conditional): Make static.
8071 (simplify_stmt_using_ranges): Likewise.
8072 (fold_predicate_in): Move here from tree-ssa-propagate.c.
8073 (vrp_fold_stmt): New function.
8074 (vrp_finalize): Pass it to substitute_and_fold.
8075 * tree-flow.h (vrp_evaluate_conditional): Remove.
8076 (simplify_stmt_using_ranges): Likewise.
8077 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
8078 * tree-ssa-copy.c (fini_copy_prop): Likewise.
8079 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
8081 (fold_predicate_in): Move to tree-vrp.c.
8082 (substitute_and_fold): Use the callback instead of calling into
8083 tree-vrp.c functions directly.
8085 2009-09-22 Jakub Jelinek <jakub@redhat.com>
8087 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
8088 comparison warning on rs6000.
8091 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
8092 GIMPLE_EH_MUST_NOT_THROW cleanup.
8093 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
8095 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
8098 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
8099 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
8100 LIB_SPEC for darwin10 and later since it always uses the unwinder in
8101 libSystem which is derived from the gcc 4.2.1 unwinder.
8103 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
8106 * varasm.c (default_encode_section_info): Copy TLS model into
8107 sym_ref flags regardless of backend support for TLS, for all
8108 model types except TLS_MODEL_EMULATED.
8110 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
8113 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
8114 we can handle it correctly.
8116 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
8118 * doc/install.texi (os2): Remove section.
8120 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
8122 * doc/standards.texi (Objective-C): Adjust two URLs.
8124 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
8126 * tree-tailcall.c (process_assignment): Don't check if a
8127 multiplication or an addition are already present.
8128 (find_tail_calls): Combine multiple additions and multiplications.
8129 (adjust_accumulator_values): Emit accumulators.
8131 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
8133 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
8134 xmm register restore.
8136 2009-09-21 Jan Hubicka <jh@suse.cz>
8138 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
8139 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
8142 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
8144 * stor-layout.c (layout_type): Remove obsolete code.
8146 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
8149 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
8151 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8154 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
8155 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
8156 (fold_builtin_2, do_mpc_arg1): Update accordingly.
8157 * fold-const.c (const_binop): Likewise.
8158 * real.h (do_mpc_arg2): Update prototype.
8160 2009-09-20 Jan Hubicka <jh@suse.cz>
8162 * dwarf2out.c (add_const_value_attribute): Return true if successful.
8163 (add_location_or_const_value_attribute): Rewrite using
8165 (tree_add_const_value_attribute): Return true if successful.
8166 (tree_add_const_value_attribute_for_decl): Likewise.
8168 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
8169 (loc_descriptor): ... here;
8170 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
8171 (cst_pool_loc_descr): Break out from ...; do not reffer constant
8172 pool items that was not marked for output.
8173 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
8174 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
8175 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
8176 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
8177 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
8178 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
8179 DW_OP_stack_value to get address of items that are not available
8181 (dw_loc_list): Handle single element lists correctly.
8183 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
8184 Pascal Obry <obry@adacore.com>
8186 * unwind-dw2-fde.c (classify_object_over_fdes):
8187 Cast the constant 1 to _Unwind_Ptr.
8188 (add_fdes): Likewise.
8189 (linear_search_fdes): Likewise.
8191 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
8193 * stor-layout.c (set_sizetype): Avoid useless type copy.
8195 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
8197 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
8199 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
8200 * configure, config.in: Regenerate.
8201 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
8203 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
8204 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
8205 for global data if the output could be used in a shared library.
8206 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
8207 to 0 if TARGET_WRITABLE_EH_FRAME.
8209 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
8211 PR rtl-optimization/39886
8212 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
8213 just when insn is equal to BB_END (bb).
8215 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
8217 * config/mips/mips.opt (mrelax-pic-calls): New option.
8218 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
8220 (mips_unspec_call): Change "unspec_call" expander into this.
8221 (mips_strip_unspec_call): New function.
8222 (mips_got_load): Call mips_unspec_call instead of
8223 gen_unspec_call<mode>.
8224 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
8226 (mips_cfg_in_reorg): New function.
8227 (mips16_lay_out_constants): Use it to decide whether to call
8228 CFG-aware insn splitting.
8229 (r10k_insert_cache_barriers): Move CFG set-up code from here to
8230 mips_reorg. Move DF set-up code from here ...
8231 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
8233 (mips_reorg): Call mips_df_reorg instead of
8234 r10k_insert_cache_barriers. Move CFG set-up code here from
8235 r10k_insert_cache_barriers.
8236 (mips_call_expr_from_insn): New function.
8237 (mips_pic_call_symbol_from_set): Likewise.
8238 (mips_find_pic_call_symbol): Likewise.
8239 (mips_annotate_pic_call_expr): Likewise.
8240 (mips_get_pic_call_symbol): Likewise.
8241 (mips_annotate_pic_calls): Likewise.
8242 (mips_override_options): Disable -mrelax-pic-calls unless PIC
8244 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
8245 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
8246 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
8248 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
8249 (unspec_call<mode>): Remove it.
8250 (sibcall_internal, sibcall_value_internal,
8251 sibcall_value_multiple_internal, call_internal, call_split,
8252 call_value_internal, call_value_split,
8253 call_value_multiple_internal, call_value_multiple_split): Pass
8254 SIZE_OPNO to MIPS_CALL.
8255 (call_internal_direct, call_direct_split,
8256 call_value_internal_direct, call_value_direct_split): Pass -1 as
8257 SIZE_OPNO to MIPS_CALL.
8258 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
8259 * configure: Regenerate.
8260 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
8261 and -mno-relax-pic-calls.
8262 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
8264 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8267 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
8268 in the directory this rule is called from, rather than the
8269 toplevel 'gcc' directory, to fix in-tree build.
8271 2009-09-19 Chris Demetriou <cgd@google.com>
8273 PR preprocessor/28435:
8274 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
8275 to cpplib that the preprocessor output is needed.
8277 2009-09-19 Jakub Jelinek <jakub@redhat.com>
8279 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
8280 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
8281 *return_and_restore_fpregs_<mode>,
8282 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
8285 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
8286 instead of assuming it has always a REG inside of it.
8288 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
8290 * config/freebsd.h: Update comment on types.
8291 (WINT_TYPE): Define.
8293 2009-09-18 Jason Merrill <jason@redhat.com>
8295 * c.opt: Add -fno-deduce-init-list.
8297 2009-09-18 Neil Vachharajani <nvachhar@google.com>
8299 * value-prof.c (interesting_stringop_to_profile_p): Added output
8300 argument to indicate which parameter is the size parameter.
8301 * value-prof.c (gimple_stringop_fixed_value): Use
8302 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
8303 * value-prof.c (gimple_stringops_transform): Update call sites to
8304 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
8306 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
8309 From David Binderman <dcb314@hotmail.com>:
8310 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
8311 local variable f. Remove stale comments.
8312 (ix86_compute_frame_layout): Remove useless local variable total_size.
8313 Remove #if 0'd code.
8314 (legitimate_address_p): Remove useless local variables
8315 reason_rtx and reason.
8316 (ix86_split_copysign_const): Remove useless local variable op1.
8317 (scale_counter): Remove useless local variable piece_size_mask.
8319 2009-09-18 Jakub Jelinek <jakub@redhat.com>
8321 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
8324 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
8327 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
8329 2009-09-17 Jakub Jelinek <jakub@redhat.com>
8331 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
8334 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
8336 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
8337 DW_OP_implicit_value even without dwarf_version 4.
8339 2009-09-17 Jan Hubicka <jh@suse.cz>
8341 * dwarf2out.c: Include tree-pass.h and gimple.h.
8342 (loc_list_plus_const): New function.
8343 (loc_descriptor_from_tree_1): Rename to ...
8344 (loc_descriptor_from_tree): ... remove original.
8345 (loc_list_from_tree): New function.
8346 (add_AT_location_description): Accept location list.
8347 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
8348 (concatn_mem_loc_descriptor): Remove.
8349 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
8351 (secname_for_decl): Move up.
8352 (hidden_reference_p): New function; break out from ...
8353 (loc_by_refernece): ... here; move up.
8354 (dw_loc_list): New function.
8355 (single_element_loc_list): New function.
8356 (single_element_loc_list_p): New function.
8357 (add_loc_descr_to_each): New function.
8358 (add_loc_list): New function.
8359 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
8360 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
8361 add diagnostics why expansion failed.
8362 (add_location_or_const_value_attribute): Support location lists.
8363 (add_bound_info): Likewise.
8364 (descr_info_loc): Update call of loc_descriptor_from_tree.
8365 (gen_variable_die): Work on location lists.
8366 * final.c (pass_final): Add dump file.
8367 * Makefile.in (dwarf2out.o): Add new dependencies.
8369 2009-09-17 Janis Johnson <janis187@us.ibm.com>
8372 * real.c decimal_from_integer, decimal_integer_string): New.
8373 (real_from_integer): Use them as special case for decimal float.
8374 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
8375 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
8376 Do not append zero after the decimal point in string to convert.
8378 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
8380 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
8381 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
8383 2009-09-17 Martin Jambor <mjambor@suse.cz>
8385 * common.opt (fipa-sra): New switch.
8386 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
8387 * timevar.def (TV_IPA_SRA): New timevar.
8388 * params.def (ipa-sra-ptr-growth-factor): New parameter.
8389 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
8390 * tree-sra.c: Include cgraph.c.
8391 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
8392 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
8393 and grp_not_necessarilly_dereferenced.
8394 (func_param_count): New variable.
8395 (encountered_apply_args): New variable.
8396 (bb_dereferences): New variable.
8397 (final_bbs): New variable.
8398 (no_accesses_representant): New variable.
8399 (no_accesses_p): New function.
8400 (dump_access): Dump the new fields.
8401 (sra_initialize): Set encountered_apply_args to false.
8402 (get_ssa_base_param): New function.
8403 (mark_parm_dereference): New function.
8404 (create_access): Caring for INIDRECT_REFs and different handling of
8405 varialble length accesses in early IPA SRA. Store the stmt - a new
8406 parameter - to the new access.
8407 (build_access_from_expr_1): New parameter stmt, passed to
8408 create_access. Handle INDIRECT_REFs.
8409 (build_access_from_expr): Pass the current statement to
8410 build_access_from_expr_1.
8411 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
8413 (build_accesses_from_assign): Pass the current statement to
8414 build_access_from_expr_1. Do not create assign links in IPA-SRA.
8415 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
8416 final_bbs when necessary. Check for calls to __builtin_apply_args.
8417 Fixup EH info if anythng was changed.
8418 (is_unused_scalar_param): New function.
8419 (ptr_parm_has_direct_uses): New function.
8420 (find_param_candidates): New function.
8421 (mark_maybe_modified): New function.
8422 (analyze_modified_params): New function.
8423 (propagate_dereference_distances): New function.
8424 (dump_dereferences_table): New function.
8425 (analyze_caller_dereference_legality): New function.
8426 (unmodified_by_ref_scalar_representative): New function.
8427 (splice_param_accesses): New function.
8428 (decide_one_param_reduction): New function.
8429 (enum ipa_splicing_result): New type.
8430 (splice_all_param_accesses): New function.
8431 (get_param_index): New function.
8432 (turn_representatives_into_adjustments): New function.
8433 (analyze_all_param_acesses): New function.
8434 (get_replaced_param_substitute): New function.
8435 (get_adjustment_for_base): New function.
8436 (replace_removed_params_ssa_names): New function.
8437 (sra_ipa_reset_debug_stmts): New function.
8438 (sra_ipa_modify_expr): New function.
8439 (sra_ipa_modify_assign): New function.
8440 (convert_callers): New function.
8441 (modify_function): New function.
8442 (ipa_sra_preliminary_function_checks): New function.
8443 (ipa_early_sra): New function.
8444 (ipa_early_sra_gate): New function.
8445 (pass_early_ipa_sra): New variable.
8446 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
8448 2009-09-17 Michael Matz <matz@suse.de>
8451 * tree.c (build_type_attribute_qual_variant): Export.
8452 * tree.h (build_type_attribute_qual_variant): Declare.
8453 * tree-inline.c (remap_type_1): Use it to build variants with
8454 the original qualifiers and attributes.
8456 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8458 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
8459 without a fallthrough edge.
8461 2009-09-16 DJ Delorie <dj@redhat.com>
8463 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
8464 chip and ignore the "fast_interrupt" attribute if so.
8466 2009-09-16 Richard Henderson <rth@redhat.com>
8469 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
8472 2009-09-16 Richard Henderson <rth@redhat.com>
8475 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
8476 is set only if DECL_NO_STATIC_CHAIN is unset.
8477 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
8478 (FOR_EACH_NEST_INFO): New.
8479 (walk_all_functions): Use it.
8480 (finalize_nesting_tree): Likewise.
8481 (unnest_nesting_tree): Likewise.
8482 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
8483 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
8484 (convert_gimple_call): Early out if gimple_call_chain already set.
8485 (convert_all_function_calls): Iterate until no new functions
8486 require a static chain.
8487 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
8488 when building a trampoline. Use dump_function_to_file instead
8490 (lower_nested_functions): Open dump_file. Validate that decls
8491 that have DECL_NO_STATIC_CHAIN from the front end don't have that
8492 bit reset by this pass.
8494 2009-09-16 Michael Matz <matz@suse.de>
8497 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
8498 shorten decl_common_unused.
8499 (DECL_RESTRICTED_P): New accessor.
8500 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
8501 to disambiguate marked decls and restrict pointers.
8503 2009-09-16 Richard Henderson <rth@redhat.com>
8506 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
8508 2009-09-16 Jakub Jelinek <jakub@redhat.com>
8510 * integrate.c (set_block_abstract_flags): Call
8511 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
8513 2009-09-16 Richard Guenther <rguenther@suse.de>
8516 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
8519 2009-09-16 DJ Delorie <dj@redhat.com>
8520 Kaz Kojima <kkojima@gcc.gnu.org>
8522 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
8523 (sh_expand_prologue): Update calls to output_stack_adjust.
8524 (sh_expand_epilogue): Likewise.
8526 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
8529 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
8530 trying to limit the extent of searches in the insn stream.
8532 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
8533 Jakub Jelinek <jakub@redhat.com>
8537 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
8539 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
8540 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
8541 (rs6000_savres_strategy): Always save FP registers inline if the
8542 target doesn't support hardware double-precision. Set the above
8543 bits in return value when needed.
8544 (rs6000_savres_routine_sym): Fix computation for cache selector.
8545 Mark the generated symbol as a function. Rename exitp argument to
8546 lr. Move code for determining the name of the symbol...
8547 (rs6000_savres_routine_name): ...here. New function. Add cases for
8548 getting the names right on AIX and 64-bit Linux.
8549 (savres_routine_name): New variable.
8550 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
8551 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
8552 on what the target routine uses as a base register. If savep && lr
8553 describe saving of r0 into memory slot.
8554 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
8555 line calls for AIX ABI.
8556 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
8557 determine FP save/restore functions.
8558 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
8559 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
8561 (rs6000_emit_epilogue): Adjust computation of restore_lr.
8562 Duplicate restoration of LR and execute the appropriate one
8563 depending on whether GPRs are being restored inline. Set r11 from
8564 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
8565 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
8566 Fix out of line calls for AIX ABI.
8567 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
8569 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
8571 (*restore_gpregs_spe): Likewise.
8572 (*return_and_restore_gpregs_spe): Likewise.
8573 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
8574 Define to empty string unconditionally.
8575 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
8576 Define to empty string unconditionally.
8577 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
8580 2009-09-15 Jan Hubicka <jh@suse.cz>
8582 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
8583 * params.def (inline-insns-auto): Likewise.
8585 2009-09-15 Martin Jambor <mjambor@suse.cz>
8587 * ipa-inline.c (estimate_function_body_sizes): Dump info about
8588 individual statements only at TDF_DETAILS dump level. Format
8589 source for 80 characters per line.
8591 2009-09-15 Christian Bruel <christian.bruel@st.com>
8593 * regrename.c (do_replace): Update REG_DEAD notes.
8595 2009-09-15 Revital Eres <eres@il.ibm.com>
8597 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
8598 * targhooks.c (default_builtin_support_vector_misalignment):
8599 New builtin function.
8600 * targhooks.h (default_builtin_support_vector_misalignment):
8602 * target.h (builtin_support_vector_misalignment):
8603 New field in struct gcc_target.
8604 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
8605 new builtin function.
8606 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
8608 * config/rs6000/rs6000.c
8609 (rs6000_builtin_support_vector_misalignment): New function.
8610 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
8612 2009-09-15 Jie Zhang <jie.zhang@analog.com>
8614 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
8616 (bfin_optimize_loop): Likewise.
8617 (bfin_gen_bundles): Likewise.
8618 (workaround_speculation): Likewise.
8619 (find_load): Return NULL_RTX for debug_insn.
8621 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
8623 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
8626 2009-09-14 DJ Delorie <dj@redhat.com>
8628 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
8629 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
8632 2009-09-14 Richard Henderson <rth@redhat.com>
8633 Jakub Jelinek <jakub@redhat.com>
8635 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
8636 * cfgbuild.c (make_edges): Handle asm goto.
8637 * cfglayout.c (fixup_reorder_chain): Likewise.
8638 * cfgrtl.c (patch_jump_insn): Likewise.
8639 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
8640 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
8641 (gimple_build_asm_vec): Add and use labels parameter.
8642 (gimple_build_asm): Remove.
8643 (walk_gimple_asm): Walk labels too.
8644 * gimple.def (GIMPLE_ASM): Update docs.
8645 * gimple.h: Update decls.
8646 (struct gimple_statement_asm): Change nc to use unsigned char;
8648 (gimple_asm_nlabels): New.
8649 (gimple_asm_label_op, gimple_asm_set_label_op): New.
8650 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
8651 into gimple_build_asm_vec.
8652 * jump.c (mark_jump_label_asm): New.
8653 (mark_jump_label): Use it.
8654 (redirect_jump_1): Handle asm goto.
8655 (invert_jump_1): Soft fail if X is null.
8656 * recog.c (extract_asm_operands): New.
8657 (asm_noperands): Use it; handle asm labels.
8658 (decode_asm_operands): Use extract_asm_operands.
8659 (asm_operand_ok): Properly handle empty string.
8660 * reg-stack.c (get_asm_operands_in_out): Rename from
8661 get_asm_operand_n_inputs; use extract_asm_operands; return both
8662 inputs and outputs by reference; update all callers.
8663 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
8664 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
8665 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
8666 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
8667 (extract_asm_operands): Declare.
8668 * stmt.c (expand_asm_operands): Add and use labels parameter.
8669 (check_unique_operand_names): Likewise.
8670 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
8671 (expand_asm_stmt): Handle asm labels.
8672 * tree-cfg.c (make_gimple_asm_edges): New.
8673 (make_edges): Use it.
8674 (cleanup_dead_labels): Handle asm labels.
8675 (is_ctrl_altering_stmt): Likewise.
8676 (gimple_redirect_edge_and_branch): Likewise.
8677 * tree.def (ASM_EXPR): Add 5th operand.
8678 * tree.h (ASM_LABELS): New.
8679 (resolve_asm_operand_names): Update decl.
8681 * c-parser.c (c_parser_asm_statement): Parse asm goto.
8682 (c_parser_asm_goto_operands): New.
8683 * c-tree.h (build_asm_expr): Update decl.
8684 * c-typeck.c (build_asm_expr): Add and use labels parameter.
8685 * doc/extend.texi: Document asm goto.
8687 2009-09-14 Richard Henderson <rth@redhat.com>
8689 * except.h: Update declarations.
8690 (struct pointer_map_t): Forward declare.
8691 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
8692 (struct eh_landing_pad_d, eh_landing_pad): New.
8693 (struct eh_catch_d, eh_catch): New.
8694 (struct eh_region_d): Remove next_region_sharing_label, aka,
8695 label, tree_label, landing_pad, post_landing_pad, resume,
8696 may_contain_throw. Rename region_number to index. Remove
8697 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
8698 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
8699 (VEC(eh_landing_pad,gc)): New.
8700 (struct eh_status): Remove last_region_number. Add lp_array,
8701 throw_stmt_table, ttype_data, ehspec_data.
8702 (ehr_next, FOR_ALL_EH_REGION_AT): New.
8703 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
8704 * except.c (lang_protect_cleanup_actions): Return tree.
8705 (struct ehl_map_entry): Remove.
8706 (init_eh_for_function): Push zero entries for region and lp_array.
8707 (gen_eh_region): Add to region_array immediately.
8708 (gen_eh_region_catch): Operate on eh_catch objects.
8709 (gen_eh_landing_pad): New.
8710 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
8711 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
8712 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
8713 (get_eh_landing_pad_from_number_fn): New.
8714 (get_eh_landing_pad_from_number): New.
8715 (get_eh_region_from_lp_number_fn): New.
8716 (get_eh_region_from_lp_number): New.
8717 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
8718 (get_exception_pointer, get_exception_filter): Remove.
8719 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
8720 (current_function_has_exception_handlers): Simplify.
8721 (bring_to_root, eh_region_replaceable_by_p): Remove.
8722 (replace_region, hash_type_list, hash_eh_region): Remove.
8723 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
8724 (label_to_region_map, num_eh_regions): Remove.
8725 (get_next_region_sharing_label, must_not_throw_labels): Remove.
8726 (find_exception_handler_labels): Remove.
8727 (duplicate_eh_regions_0, find_prev_try): Remove.
8728 (struct duplicate_eh_regions_data): New.
8729 (duplicate_eh_regions_1): Rewrite.
8730 (duplicate_eh_regions): Return a pointer map instead of an
8732 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
8733 (redirect_eh_edge_to_label): Remove.
8734 (eh_region_outermost): Rewrite using eh_region pointers
8735 instead of integers.
8736 (add_ttypes_entry): Update for ttype_data move to eh_status.
8737 (add_ehspec_entry): Rewrite with VEC instead of varray.
8738 (assign_filter_values): Likewise. Export.
8739 (build_post_landing_pads, connect_post_landing_pads): Remove.
8740 (dw2_build_landing_pads): Rewrite to use lp_array.
8741 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
8742 (sjlj_assign_call_site_values): Rewrite to use lp_array.
8743 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
8744 (sjlj_mark_call_sites): Update for landing pad numbers.
8745 (finish_eh_generation): Rewrite.
8746 (gate_handle_eh): Do nothing for no eh tree.
8747 (pass_rtl_eh): Move up near finish_eh_generation.
8748 (remove_eh_landing_pad): New.
8749 (remove_eh_handler): Export.
8750 (remove_eh_region, remove_eh_handler_and_replace): Remove.
8751 (for_each_eh_label): Rewrite to use lp_array.
8752 (make_reg_eh_region_note): New.
8753 (make_reg_eh_region_note_nothrow_nononlocal): New.
8754 (insn_could_throw_p): New.
8755 (copy_reg_eh_region_note_forward): New.
8756 (copy_reg_eh_region_note_backward): New.
8757 (check_handled, add_reachable_handler): Remove.
8758 (reachable_next_level, foreach_reachable_handler): Remove.
8759 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
8760 (get_eh_region_and_lp_from_rtx): New.
8761 (get_eh_region_from_rtx): New.
8762 (can_throw_internal_1, can_throw_external_1): Remove.
8763 (can_throw_internal): Use get_eh_region_from_rtx.
8764 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
8765 (insn_nothrow_p, can_nonlocal_goto): New.
8766 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
8767 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
8768 (add_action_record): Use VEC not varray.
8769 (collect_one_action_chain): Update for eh_region changes.
8770 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
8771 Use get_eh_region_and_lp_from_rtx.
8772 (gate_convert_to_eh_region_ranges): New.
8773 (pass_convert_to_eh_region_ranges): Use it.
8774 (push_uleb128, push_sleb128): Use VEC not varray.
8775 (output_one_function_exception_table): Likewise.
8776 (dump_eh_tree): Update for eh_region changes.
8777 (verify_eh_tree): Likewise.
8778 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
8779 * tree-eh.c: Include target.h.
8780 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
8781 Don't disallow GIMPLE_RESX; adjust argument check.
8782 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
8783 (record_stmt_eh_region): Update for landing pad numbers;
8784 generate a landing pad if necessary.
8785 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
8786 (remove_stmt_from_eh_lp_fn): Similarly.
8787 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
8788 Update for lp numbers; don't special case missing throw_stmt_table.
8789 (lookup_expr_eh_lp): Similarly.
8790 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
8791 (eh_seq, eh_region_may_contain_throw): New.
8792 (struct leh_state): Add ehp_region.
8793 (struct leh_tf_state): Remove eh_label.
8794 (emit_post_landing_pad): New.
8795 (emit_resx, emit_eh_dispatch): New.
8796 (note_eh_region_may_contain_throw): New.
8797 (frob_into_branch_around): Take eh_region not eh label;
8798 emit eh code into eh_seq.
8799 (honor_protect_cleanup_actions): Early exit for no actions. Don't
8800 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
8801 lower_eh_must_not_throw. Emit code to eh_seq.
8802 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
8803 (lower_try_finally_onedest): Likewise.
8804 (lower_try_finally_copy): Likewise.
8805 (lower_try_finally_switch): Likewise.
8806 (lower_try_finally): Initialize ehp_region.
8807 (lower_catch): Update for eh_catch objects.
8808 (lower_eh_filter): Don't handle must_not_throw.
8809 (lower_eh_must_not_throw): New.
8810 (lower_cleanup): Don't set eh_label.
8811 (lower_eh_constructs_2): Resolve eh builtins.
8812 Handle GIMPLE_EH_MUST_NOT_THROW.
8813 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
8814 Add eh_seq to the end of the function body.
8815 (make_eh_dispatch_edges): New.
8816 (make_eh_edge): Remove.
8817 (make_eh_edges): Simplify for landing pads.
8818 (redirect_eh_edge_1): New.
8819 (redirect_eh_edge): Use it.
8820 (redirect_eh_dispatch_edge): New.
8821 (stmt_could_throw_p): Use a switch. Allow RESX.
8822 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
8823 (stmt_can_throw_internal): Likewise.
8824 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
8825 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
8826 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
8827 (gate_refactor_eh): New.
8828 (pass_refactor_eh): Use it.
8829 (lower_resx, execute_lower_resx, pass_lower_resx): New.
8830 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
8831 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
8832 (remove_unreachable_handlers): Rename from
8833 tree_remove_unreachable_handlers; rewrite for landing pads;
8834 call remove_eh_handler directly.
8835 (remove_unreachable_handlers_no_lp): New.
8836 (unsplit_eh, unsplit_all_eh): New.
8837 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
8838 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
8839 (cleanup_empty_eh_unsplit): New.
8840 (cleanup_empty_eh): Rewrite.
8841 (cleanup_all_empty_eh): New.
8842 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
8843 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
8844 (gate_cleanup_eh): New.
8845 (pass_cleanup_eh): Use it.
8846 (verify_eh_edges): Move later in file. Expect one EH edge.
8847 (verify_eh_dispatch_edge): New.
8849 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
8850 (gtype-desc.o): Add TARGET_H.
8851 (tree.o): Use EXCEPT_H, not except.h.
8852 (cfgbuild.o): Add EXPR_H.
8853 (GTFILES): Add vecprim.h.
8854 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
8855 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
8856 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
8857 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
8858 * calls.c (emit_call_1): Use make_reg_eh_region_note.
8859 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
8860 calls to can_throw_internal.
8861 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
8862 (make_edges): Don't handle RESX; use can_nonlocal_goto.
8863 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
8864 (expand_gimple_stmt): Use make_reg_eh_region_note.
8865 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
8866 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
8867 or find_exception_handler_labels.
8868 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
8869 there is exacly one EH edge. Use can_nonlocal_goto and
8871 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
8872 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
8873 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
8874 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
8875 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
8876 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
8877 * dse.c (scan_insn): Use insn_could_throw_p.
8878 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
8879 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
8880 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
8881 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
8882 EXC_PTR_EXPR or FILTER_EXPR.
8883 (tree_expr_nonzero_warnv_p): Likewise.
8884 * function.h: Include vecprim.h, not varray.h
8885 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
8886 move ttype_data and ehspec_data members to struct eh_status; change
8887 action_record_data member to a VEC.
8888 * gcse.c (hash_scan_set): Use can_throw_internal.
8889 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
8890 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
8891 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
8892 (block_may_fallthru): Don't handle RESX_EXPR.
8893 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
8894 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
8895 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
8896 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
8897 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
8898 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
8899 (gimple_size): Likewise.
8900 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
8901 (gimple_build_resx): Use gimple_build_with_ops.
8902 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
8903 (is_gimple_val): Likewise.
8904 (is_gimple_stmt): Remove RESX_EXPR.
8905 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
8906 (GIMPLE_RESX): Reorder with other EH constructs.
8907 * gimple.h (struct gimple_statement_eh_mnt): New.
8908 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
8909 (gimple_eh_filter_must_not_throw): Remove.
8910 (gimple_eh_filter_set_must_not_throw): Remove.
8911 (gimple_eh_must_not_throw_fndecl): New.
8912 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
8913 (is_gimple_resx): New.
8914 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
8915 Don't copy EH_FILTER_MUST_NOT_THROW.
8916 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
8917 * ipa-inline.c (estimate_function_body_sizes): Don't try to
8918 handle must_not_throw_labels specially.
8919 * ipa-pure-const.c (check_call): Update debug statement for LP.
8920 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
8921 * ipa-utils.c (get_base_var): Likewise.
8922 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
8923 * lower-subreg.c (move_eh_region_note): Remove.
8924 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
8925 * omp-low.c (new_omp_context): Update for eh_lp_nr.
8926 (create_task_copyfn): Likewise.
8927 (maybe_catch_exception): Use gimple_build_eh_filter.
8928 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
8929 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
8930 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
8931 and pass_lower_resx.
8932 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
8933 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
8934 can_throw_internal, can_nonlocal_goto.
8935 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
8936 copy_reg_eh_region_note_forward.
8937 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
8938 (emit_output_reload_insns): Likewise.
8939 (copy_eh_notes): Remove.
8940 * rtl.def (RESX): Remove.
8941 * rtl.h: Update declarations.
8942 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
8943 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
8944 (update_eh_label): Remove.
8945 (cleanup_dead_labels_eh): New.
8946 (cleanup_deal_labels): Use it instead of update_eh_label.
8947 (gimple_merge_blocks): Update landing pad data structure when
8948 removing a landing pad label.
8949 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
8950 test; handle GIMPLE_EH_MUST_NOT_THROW.
8951 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
8952 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
8953 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
8954 (verify_stmt): Likewise. Verify landing pads.
8955 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
8956 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
8957 (struct move_stmt_d): Add eh_map.
8958 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
8959 (move_stmt_r): Remap eh region numbers in builtin calls,
8960 resx and eh_dispatch.
8961 (move_block_to_fn): Remove eh_offset parameter. Use
8962 maybe_duplicate_eh_stmt_fn.
8963 (find_outermost_region_in_block): Operate on eh_region pointers
8964 instead of region numbers.
8965 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
8966 duplicate_eh_regions.
8967 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
8968 test earlier. Disallow EH landing pads.
8969 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
8970 * tree-flow.h: Update declarations.
8971 (struct tree_ann_common_d): Replace rn with lp_nr.
8972 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
8973 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
8974 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
8975 resx and eh_dispatch.
8976 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
8977 (copy_edges_for_bb): Use make_eh_dispatch_edges.
8978 (copy_cfg_body): Expect eh_map instead of eh_region_offset
8979 from duplicate_eh_regions.
8980 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
8981 update RESX; handle EH_DISPATCH.
8982 (expand_call_inline): Set eh_lp_nr, not eh_region.
8983 (maybe_inline_call_in_expr): Likewise.
8984 * tree-inline.h (struct copy_body_data): Replace eh_region with
8985 eh_lp_nr, eh_region_offset with eh_map.
8986 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
8987 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
8988 * tree-pretty-print.c (dump_generic_node): Don't handle
8989 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
8990 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
8991 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
8992 EXC_PTR_EXPR, FILTER_EXPR.
8993 * tree-ssa-operands.c (get_expr_operands): Likewise.
8994 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
8995 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
8996 (ao_ref_init_from_vn_reference): Likewise.
8997 * tree-ssa-sink.c (statement_sink_location): Likewise.
8998 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
8999 (mark_virtual_phi_result_for_renaming): Export. Tidy.
9000 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
9001 EXC_PTR_EXPR, FILTER_EXPR.
9002 (is_exception_related): Remove.
9003 (compute_avail): Don't call it.
9004 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
9005 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
9006 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
9007 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
9009 (build_resx): Remove.
9010 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
9011 * tree.h: Update declarations.
9012 (EH_FILTER_MUST_NOT_THROW): Remove.
9013 (struct tree_label_decl): Add eh_landing_pad_nr.
9014 (EH_LANDING_PAD_NR): New.
9015 * value-prof.c (gimple_ic): Tidy variable names. Update for
9016 landing pad numbers.
9017 (gimple_stringop_fixed_value): Tidy variable names. Assert
9018 that neither call stmt can throw.
9019 * vecprim.h (uchar): New.
9020 (VEC(uchar,heap), VEC(uchar,gc)): New.
9022 * c-common.c (c_define_builtins): Update call to
9023 build_common_builtin_nodes.
9024 * c-parser.c (c_parse_file): Don't call
9025 default_init_unwind_resume_libfunc.
9027 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
9029 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
9030 (mips_cprestore_address_p): Likewise.
9031 (mips_save_gp_to_cprestore_slot): Likewise.
9032 (mips_restore_gp): Rename to...
9033 (mips_restore_gp_from_cprestore_slot): ...this.
9034 (mips_must_initialize_gp_p): Declare.
9035 (mips_emit_save_slot_move): Likewise.
9036 (mips_output_load_label): Return nothing.
9037 (mips_eh_uses): Declare.
9038 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
9039 (TARGET_CPRESTORE_DIRECTIVE): New macro.
9040 (TARGET_ABSOLUTE_JUMPS): Likewise.
9041 (EH_USES): Likewise.
9042 (FIRST_PSEUDO_REGISTER): Update comment.
9043 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
9044 (MIPS_CALL): ...here.
9045 (REGISTER_NAMES): Add $cprestore.
9046 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
9047 Add load_label_length, has_inflexible_gp_insn_p,
9048 has_flexible_gp_insn_p, must_initialize_gp_p and
9049 must_restore_gp_when_clobbered_p.
9050 (mips_expand_call): Don't generate split instructions here.
9051 (mips_split_call): Update the call to mips_restore_gp after
9052 the above name change.
9053 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
9054 (mips_find_gp_ref): New function.
9055 (mips_insn_has_inflexible_gp_ref_p): Likewise.
9056 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
9057 (mips_insn_has_flexible_gp_ref_p): Likewise.
9058 (mips_cfun_has_flexible_gp_ref_p): Likewise.
9059 (mips_function_has_gp_insn): Delete.
9060 (mips_global_pointer): Drop the df_regs_ever_live_p check.
9061 Use the new functions above. Only return INVALID_REGNUM
9062 for TARGET_ABSOLUTE_JUMPS.
9063 (mips_must_initialize_gp_p): New function.
9064 (mips_get_cprestore_base_and_offset): New function, extracted from...
9065 (mips_cprestore_slot): ...here. Take a bool parameter.
9066 (mips_cfun_has_cprestore_slot_p): New function.
9067 (mips_cprestore_address_p): Likewise.
9068 (mips_save_gp_to_cprestore_slot): Likewise.
9069 (mips_restore_gp): Rename to...
9070 (mips_restore_gp_from_cprestore_slot): ...this. Assert
9071 epilogue_completed. Update the call to mips_cprestore_slot.
9072 Test cfun->machine->must_restore_gp_when_clobbered_p.
9073 (mips_direct_save_slot_move_p): New function.
9074 (mips_emit_save_slot_move): Likewise.
9075 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
9076 of cfun->machine->global_pointer.
9077 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
9078 (mips_save_reg): Use mips_emit_save_slot_move.
9079 (mips_expand_prologue): Set must_initialize_gp_p.
9080 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
9081 for all cprestore saves. Emit a use_cprestore instruction after
9082 setting up the cprestore slot.
9083 (mips_restore_reg): Use mips_emit_save_slot_move.
9084 (mips_process_load_label): New function.
9085 (mips_load_label_length): Likewise.
9086 (mips_output_load_label): Don't return asm: output it here instead.
9087 Use mips_process_load_label.
9088 (mips_adjust_insn_length): Adjust the length of branch instructions
9089 that have length MAX_PIC_BRANCH_LENGTH.
9090 (mips_output_conditional_branch): Update the call to
9091 mips_output_load_label. Assume the branch target is OPERANDS[0]
9092 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
9093 (mips_output_order_conditional_branch): Swap the meaning of
9094 OPERANDS[0] and OPERANDS[1].
9095 (mips_variable_issue): Don't count ghost instructions.
9096 (mips_expand_ghost_gp_insns): New function.
9097 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
9098 (mips_output_mi_thunk): Set must_initialize_gp_p.
9099 (mips_eh_uses): New function.
9100 * config/mips/predicates.md (cprestore_save_slot_operand)
9101 (cprestore_load_slot_operand): New predicates.
9102 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
9103 (UNSPEC_MOVE_GP): Likewise.
9104 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
9105 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
9106 (CPRESTORE_SLOT_REGNUM): New register.
9107 (MAX_PIC_BRANCH_LENGTH): New constant.
9108 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
9109 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
9110 branches. Fix commentary.
9111 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
9112 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
9113 Change type to "ghost".
9114 (loadgp_absolute_<mode>): Likewise.
9115 (loadgp_rtp_<mode>): Likewise.
9116 (copygp_mips16): Likewise.
9117 (loadgp_blockage): Remove redundant mode attribute.
9118 (potential_cprestore): New instruction.
9119 (cprestore): Turn into an unspec set.
9120 (use_cprestore): New instruction.
9121 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
9122 (*branch_fp_inverted): Likewise.
9123 (*branch_order<mode>): Likewise.
9124 (*branch_order<mode>_inverted): Likewise.
9125 (*branch_equality<mode>): Likewise.
9126 (*branch_equality<mode>_inverted): Likewise.
9127 (*branch_bit<bbv><mode>): Likewise.
9128 (*branch_bit<bbv><mode>_inverted): Likewise.
9129 (*branch_equality<mode>_mips16): Remove redundant mode.
9130 (jump): Turn into a define_expand.
9131 (*jump_absolute): New instruction.
9132 (*jump_pic): Likewise.
9133 (*jump_mips16): Rename previously-unnamed pattern. Remove
9134 redundant mode attribute.
9135 (restore_gp): Split on epilogue_completed rather than
9136 reload_completed. Change type to "ghost".
9137 (move_gp<mode>): New instruction.
9138 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
9139 Remove redundant mode attribute.
9140 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
9141 (bc1any4f, bc1any2t, bc1any2f): Likewise.
9142 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
9144 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
9147 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
9148 are returned in the same register (vs34 or v2) that Altivec vector
9149 types are returned in.
9150 (rs6000_libcall_value): Ditto.
9153 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
9154 instead of explicit addsi3/adddi3 calls.
9155 (rs6000_split_multireg_move): Ditto.
9156 (rs6000_emit_allocate_stack): Ditto.
9157 (rs6000_emit_prologue): Ditto.
9158 (rs6000_output_mi_thunk): Ditto.
9160 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
9161 size is 64 bits if we can use 64-bit registers.
9163 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
9165 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
9168 From Jie Zhang <jie.zhang@analog.com>:
9169 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
9170 save FP and RETS with saveall attribute.
9171 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
9172 with saveall attribute.
9174 * config/bfin/bfin.c (bfin_expand_builtin,
9175 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
9178 From Jie Zhang <jie.zhang@analog.com>:
9179 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
9180 before use in two places.
9181 * config/bfin/bfin.md (AREG): Define mode iterator.
9182 (reload_in, reload_out): Use mode iterator AREG.
9184 2009-09-14 Richard Guenther <rguenther@suse.de>
9187 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
9188 EH personality path.
9190 2009-09-13 Richard Guenther <rguenther@suse.de>
9191 Rafael Avila de Espindola <espindola@google.com>
9193 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
9194 (LANG_HOOKS_EH_PERSONALITY): Likewise.
9195 (LANG_HOOKS_INITIALIZER): Adjust.
9196 (lhd_pass_through_t): Declare.
9197 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
9199 * langhooks.c (lhd_pass_through_t): New function.
9200 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
9201 dwarf2out_begin_prologue): Use personality from current_function_decl.
9202 * expr.h (get_personality_function): Declare.
9203 * expr.c (get_personality_function): New function.
9204 (build_personality_function): Likewise.
9205 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
9206 (eh_personality_libfunc): Remove.
9207 * optabs.c (build_libfunc_function): New function split out from ...
9208 (init_one_libfunc): ... here.
9209 * tree.h (DECL_FUNCTION_PERSONALITY): New.
9210 (tree_function_decl): Add personality.
9211 (lhd_gcc_personality): Declare.
9212 (build_personality_function): Likewise.
9213 * tree.c (gcc_eh_personality_decl): New.
9214 (lhd_gcc_personality): New function.
9215 * except.h (lang_eh_runtime_type): Remove.
9216 (enum eh_personality_kind): New.
9217 (build_personality_function): Declare.
9218 (function_needs_eh_personality): Declare.
9219 * except.c (lang_eh_runtime_type): Remove.
9220 (function_needs_eh_personality): New function.
9221 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
9222 (sjlj_emit_function_enter, output_function_exception_table):
9223 Use personality from current_function_decl.
9224 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
9225 * tree-inline.c (tree_can_inline_p): Do not inline across different
9227 (expand_call_inline): Likewise. Adjust the callers EH personality.
9228 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
9229 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
9230 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
9231 (c-parser.o): Likewise
9232 * c-tree.h (c_eh_initialized_p): Remove.
9233 (c_maybe_initialize_eh): Likewise.
9234 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
9235 (finish_decl): Don't call c_maybe_initialize_eh.
9236 (c_eh_initialized_p): Remove.
9237 (c_maybe_initialize_eh): Likewise.
9238 * c-parser.c (c_parser_omp_construct): Likewise.
9239 (c_parse_file): Initialize exception handling.
9241 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
9243 * config.gcc (tm_file): Remove i386/biarch32.h
9244 for i?86-w64-mingw* case.
9245 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
9247 * config.host: Set for x64 mingw the option
9248 use_long_long_for_widest_fast_int to yes.
9250 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
9252 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
9253 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
9254 (dbxout_begin_function): Likewise.
9255 * final.c (dwarf2_debug_info_emitted_p): New predicate.
9256 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
9257 set on the function.
9258 (final_end_function): Likewise.
9259 (final_scan_insn): Likewise.
9260 (rest_of_handle_final): Likewise.
9261 * varasm.c (assemble_start_function): Likewise.
9262 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
9264 2009-09-12 Jason Merrill <jason@redhat.com>
9266 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
9267 * opts.c (common_handle_option): constify.
9269 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
9271 * doc/install.texi (avr): Remove obsolete reference site.
9273 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
9275 * doc/install.texi (Binaries): Adjust AIX link.
9277 2009-09-12 Akim Demaille <demaille@gostai.com>
9279 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
9280 Use an imperative sentence.
9282 2009-09-11 Richard Henderson <rth@redhat.com>
9284 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
9285 structure-name and has-tree-operands arguments; update all entries.
9286 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
9288 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
9289 (gsstruct_code_size): New.
9290 (gss_for_code_): New.
9291 (gss_for_code): Remove.
9292 (gimple_size): Rewrite using gsstruct_code_size.
9293 (gimple_statement_structure): Move to gimple.h.
9294 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
9295 (gss_for_code, gimple_statement_structure): New.
9296 (gimple_ops): Use new arrays; tidy.
9298 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9300 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
9301 operand to be a PLUS expression.
9302 * config/pa/pa.c (pa_secondary_reload): Likewise.
9304 2009-09-11 Jakub Jelinek <jakub@redhat.com>
9306 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
9308 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
9311 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
9313 From Jie Zhang <jie.zhang@analog.com>:
9314 * doc/extend.texi (node Function Attributes): Document l2
9316 (node Blackfin Variable Attributes): Document l2 variable attributes.
9318 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
9320 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
9321 to match the system compiler's configuration at inflection point.
9322 Add comment to remark a remaining difference with system compiler.
9324 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
9325 * configure: Regenerate.
9327 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
9329 From Jie Zhang <jie.zhang@analog.com>:
9330 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
9331 (bfin_handle_l2_attribute): New.
9332 (bfin_attribute_table): Add l2 attribute.
9334 2009-09-11 Michael Matz <matz@suse.de>
9337 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
9338 on the local_decls list.
9340 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
9344 * cselib.c (cselib_expand_value_rtx_cb): Document callback
9346 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
9347 for VALUEs, to implement the documented interface.
9348 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
9349 Adjust for VALUEs and anything else, to implement the
9350 documented interface.
9352 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
9354 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
9355 with actual SPE/paired vector modes before using 64-bit alignment.
9356 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
9358 2009-09-10 DJ Delorie <dj@redhat.com>
9360 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
9363 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
9364 * config/mep/mep.c (mep_legitimate_constant_p): New.
9365 * config/mep/mep-protos.h: Prototype it.
9367 2009-09-10 Richard Henderson <rth@redhat.com>
9369 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
9371 2009-09-10 Jason Merrill <jason@redhat.com>
9373 * tree.c (chain_index): New fn.
9374 * tree.h: Declare it.
9376 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9378 * config/sol2-c.c (cmn_err_length_specs): Initialize
9379 scalar_identity_flag.
9381 2009-09-10 Richard Henderson <rth@redhat.com>
9383 * tree.h (struct tree_decl_common): Move align member earlier;
9384 move label_decl_uid member ...
9385 (struct tree_label_decl): ... here.
9386 (LABEL_DECL_UID): Update to match.
9388 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
9391 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
9392 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
9394 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
9395 dest_prev if the edge is complex.
9397 * tree-cfg.c (is_ctrl_stmt): Use a switch.
9399 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
9400 loop latch tests earlier.
9402 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
9403 before GIMPLE_RETURN, not after its predecessor; insert
9406 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
9407 gimple_seq_empty_p to test for no PHI nodes.
9408 * tree-cfg.c (split_critical_edges): Likewise.
9410 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
9412 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
9414 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
9415 introduced by the VTA branch merge.
9417 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
9419 * ira-conflicts.c: Use fputs or putc instead of fprintf
9423 * tree-switch-conversion.c: Ditto.
9425 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
9427 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
9428 introduced by the VTA branch merge.
9430 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
9433 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
9435 PR rtl-optimization/39779
9436 * expr.c (convert_modes): Return when mode == oldmode after
9437 CONST_INTs are processed.
9439 2009-09-10 Nick Clifton <nickc@redhat.com>
9441 * config/mep/mep.c (mep_encode_section_info): Copy weakness
9442 attribute and referring decl when creating renamed symbol.
9444 2009-09-10 Richard Guenther <rguenther@suse.de>
9447 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
9449 (cgraph_finalize_compilation_unit): Compute reachability
9450 before emitting thunks. Properly process aliases before
9451 possibly removing unreachable nodes.
9453 2009-09-10 Richard Guenther <rguenther@suse.de>
9456 * tree.c (struct free_lang_data_d): Add worklist member.
9457 (find_decls_types_r): Push onto the worklist instead of recursing.
9458 Handle TREE_BINFOs properly.
9459 (find_decls_types): New function wrapped around find_decls_types_r
9460 to process the worklist.
9461 (find_decls_types_in_eh_region): Use it.
9462 (find_decls_types_in_node): Likewise.
9463 (find_decls_types_in_var): Likewise.
9464 (free_lang_data_in_cgraph): Likewise. Free the worklist.
9465 * tree.h (RECORD_OR_UNION_TYPE_P): New.
9466 (AGGREGATE_TYPE_P): Adjust.
9468 2009-09-09 Jason Merrill <jason@redhat.com>
9470 * configure.ac: Check glibc version even if we have an in-tree
9473 2009-09-09 Anthony Green <green@moxielogic.com>
9475 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
9476 the constant 0 when appropriate.
9477 * config/moxie/constraints.md: Add constraint O.
9479 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
9480 to pass up to 6 32-bit argument values in registers.
9481 (moxie_function_arg): Ditto.
9482 (moxie_arg_partial_bytes): Ditto.
9483 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
9484 (REG_PARM_STACK_SPACE): Ditto.
9485 (FUNCTION_ARG_REGNO_P): Ditto.
9487 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
9488 instruction to allocate stack space.
9490 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
9492 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
9493 unnecessarily stringent constraints. Fix address
9494 calculation in the splitters.
9496 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
9498 PR rtl-optimization/39779
9499 * expr.c (convert_modes): Return when mode == oldmode after
9500 CONST_INTs are processed.
9502 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
9505 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
9506 (ix86_expand_prologue): Take frame.padding0 into logic of
9508 (ix86_expand_epilogue): Likewise.
9510 2009-09-09 Jakub Jelinek <jakub@redhat.com>
9512 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
9514 (SHLIB_LINK, SHLIB_INSTALL): Use them.
9515 * config/t-slibgcc-libgcc: New file.
9516 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
9518 2009-09-09 Martin Jambor <mjambor@suse.cz>
9520 PR tree-optimization/41089
9521 * tree-sra.c (find_var_candidates): Do not consider va_lists in
9524 2009-09-09 Richard Henderson <rth@redhat.com>
9526 * gimple.h (CASE_GIMPLE_OMP): New.
9527 (is_gimple_omp): Use it.
9528 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
9529 (verify_gimple_debug): Likewise.
9531 2009-09-09 Richard Guenther <rguenther@suse.de>
9533 PR tree-optimization/41101
9534 * tree-ssa-pre.c (maximal_set): Remove.
9535 (compute_antic_aux): Treat the maximal set as implicitly all ones.
9536 Defer all blocks we didn't visit at least one successor.
9537 (add_to_exp_gen): Do not add to the maximal set.
9538 (make_values_for_phi): Likewise.
9539 (compute_avail): Likewise.
9540 (init_pre): Do not allocate the maximal set.
9541 (execute_pre): Do not dump it.
9543 2009-09-09 Martin Jambor <mjambor@suse.cz>
9545 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
9546 an SSA_NAME rather than a is_gimple_variable.
9548 2009-09-09 Richard Guenther <rguenther@suse.de>
9551 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
9552 code dealing with plain pointer bases.
9553 (maybe_fold_offset_to_reference): Likewise.
9554 (maybe_fold_stmt_addition): Adjust.
9556 2009-09-09 Richard Guenther <rguenther@suse.de>
9558 * tree.c (free_lang_data_in_type): Do not free the type variant
9560 (free_lang_data): Merge char_type_node with its properly signed
9562 (pass_ipa_free): Collect after freeing language specific data.
9564 2009-09-09 Michael Matz <matz@suse.de>
9567 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
9568 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
9569 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
9572 2009-09-08 DJ Delorie <dj@redhat.com>
9574 * config/mep/mep.c (conversions[]): Add "ml" pattern.
9576 2009-09-04 Jason Merrill <jason@redhat.com>
9578 * tree.c (tree_find_value): Remove.
9579 * tree.h: Remove prototype.
9580 * varasm.c (assemble_external): Use value_member instead.
9582 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
9584 * toplev.c (process_options): Choose default debugging type when
9585 gtoggle enables debug info and type is unset.
9587 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
9591 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
9594 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
9596 * configure: Rebuilt with modified libtool.m4.
9598 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
9603 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
9605 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
9607 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
9608 (remove_statement): Likewise.
9609 (rewrite_use_nonlinear_expr): Adjust.
9610 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
9611 * tree-ssa.c (release_defs_bitset): ... this. New.
9612 * tree-flow.h (release_defs_bitset): Declare.
9614 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
9617 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
9618 in the middle block.
9620 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
9622 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
9623 via intptr_t to long type.
9624 (insert_operand_rank): Cast long type via intptr_t to
9626 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
9628 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
9629 from pointer to unsigned via uintptr_t.
9631 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
9632 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
9634 * configure: Regenerated.
9635 * config.in: Regenerated
9636 * system.h (stdint.h): Add include.
9637 (inttypes.h): Likewise.
9638 * Makefile.in (aclocal): Add config/stdint.m4.
9639 * aclocal.m4: Regenerated.
9641 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
9643 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
9645 (note_np_check_stores): New function.
9646 (harmless_null_pointer_p): New function.
9647 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
9648 changed. Take into account whether we're in the shadow of a condjump
9649 that tested NP_REG for NULL.
9650 Lose all code that tested for SEQUENCEs.
9651 (workaround_speculation): Avoid inserting NOPs for loads that are
9652 either always executed or a NULL pointer.
9654 2009-09-08 Jan Hubicka <jh@suse.cz>
9656 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
9657 * params.def (early-inlining-insns): Likewise.
9659 2009-09-08 Jakub Jelinek <jakub@redhat.com>
9661 PR rtl-optimization/41239
9662 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
9663 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
9665 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
9666 across calls, as the calls might not always return normally.
9667 (call_may_noreturn_p): New function.
9668 (deps_analyze_insn): Update last_function_call_may_noreturn list.
9669 (init_deps): Initialize it.
9670 (remove_from_deps): Also remove calls from
9671 last_function_call_may_noreturn list.
9673 2009-09-07 Richard Henderson <rth@redhat.com>
9675 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
9676 more VR->OPERANDS than LHS operands. Free LHS before returning.
9678 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
9680 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
9681 (attr "addrtype"): New member "spreg".
9682 Use it if mem_spfp_address_operand is true for the address.
9683 (attr "type"): New entry "stall".
9684 (cpu_unit "load"): New.
9685 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
9687 (insn_reservation "loadsp"): New.
9688 (insn_reservation "load_stall1"): New.
9689 (insn_reservation "load_stall3"): New.
9691 * config/bfin/predicates.md (const1_operand, const3_operand): New.
9692 (mem_p_address_operand): Exclude stack and frame pointer based
9694 (mem_spfp_address_operand): New; match them here.
9695 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
9696 (bfin_reorg): Call it if scheduling insns.
9697 (bfin_gen_bundles): Remove dummy insns created by
9698 add_sched_insns_for_speculation.
9700 From Jie Zhang <jie.zhang@analog.com>:
9701 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
9702 bfin_si_revision, bfin_workarounds): Move these ...
9703 * config/bfin/bfin.h: ... here.
9705 From Mike Frysinger <michael.frysinger@analog.com>
9706 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
9707 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
9708 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
9709 bf547m, bf548m, and bf549m.
9710 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
9711 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
9712 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
9713 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
9714 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
9715 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
9716 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
9717 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
9718 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
9719 bf542m, bf544m, bf547m, bf548m, and bf549m.
9721 From Jie Zhang <jie.zhang@analog.com>:
9722 * config/bfin/predicates.md (p_register_operand): New predicate.
9723 (dp_register_operand): New predicate.
9724 * config/bfin/bfin-protos.h (WA_05000074): Define.
9725 (ENABLE_WA_05000074): Define.
9726 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
9727 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
9728 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
9729 (define_attr addrtype): Allow load/store register to be P register.
9730 (define_attr storereg): New.
9731 (define_cpu_unit anomaly_05000074): New.
9732 (define_insn_reservation dsp32shiftimm): New.
9733 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
9734 (define_insn_reservation loadp): Cannot use slot2.
9735 (define_insn_reservation loadsp): Cannot use slot2.
9736 (define_insn_reservation storep): Cannot use slot2. Does not
9737 apply when working around 05000074.
9738 (define_insn_reservation storep_anomaly_05000074): New.
9739 (define_insn_reservation storei): Does not apply when working
9741 (define_insn_reservation storei_anomaly_05000074): New.
9742 (define_attr length): Add dsp32shiftimm case.
9743 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
9744 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
9745 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
9746 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
9747 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
9749 2009-09-07 Martin Jambor <mjambor@suse.cz>
9752 * tree-sra.c (create_artificial_child_access): Return NULL if
9753 build_ref_for_offset fails.
9754 (propagate_subacesses_accross_link): Allow build_ref_for_offset
9755 and create_artificial_child_access to fail.
9757 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
9760 * unwind-dw2.c (uw_init_context_1): Mark noinline.
9761 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
9762 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
9764 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
9766 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
9767 block, ensure it has an exit edge. Emit a barrier after a jump.
9769 2009-09-07 Nick Clifton <nickc@redhat.com>
9771 * gcc.c (this_is_linker_script): New variable. Like
9772 this_is_library_file but for the %T constructor.
9773 (end_going_arg): If this_is_linker_script is set then locate the
9774 script and insert a --script switch before it
9775 (do_spec_2): Initialise this_is_linker_script.
9776 (do_spec_1): Likewise. Handle %T construct.
9777 (eval_spec_function): Preserve this_is_linker_script.
9778 * doc/invoke.texi: Document %T construct in spec files.
9779 * config/m32c/m32c.h (LIB_SPEC): Use it.
9781 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9783 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
9784 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
9785 when volatile flag is set.
9786 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
9788 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
9791 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
9792 (combine_stack_adjustments_for_block): Allow insns between stack
9793 adjustments and stores with corresponding pre-(dec|inc)rement or
9794 pre-modify operation.
9796 2009-09-06 Jakub Jelinek <jakub@redhat.com>
9799 * combine-stack-adj.c (struct csa_memlist): Rename to...
9800 (struct csa_reflist): ... this. Rename mem field to ref.
9801 (free_csa_memlist): Rename to...
9802 (free_csa_reflist): ... this.
9803 (record_one_stack_memref): Rename to...
9804 (record_one_stack_ref): ... this. Handle also REG_P.
9805 (try_apply_stack_adjustment): Handle also REG_P.
9806 (struct record_stack_memrefs_data): Rename to...
9807 (struct record_stack_refs_data): ... this. Rename memlist field to
9809 (record_stack_memrefs): Rename to...
9810 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
9811 subexpressions instead of failing when a MEM contains SP references.
9812 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
9813 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
9815 2009-09-06 Richard Guenther <rguenther@suse.de>
9818 * tree.c (build_array_type): Do not record types marked
9819 with structural equality in the canonical type hashtable.
9821 2009-09-06 Richard Guenther <rguenther@suse.de>
9824 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
9826 2009-09-05 Richard Guenther <rguenther@suse.de>
9829 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
9831 2009-09-05 Richard Guenther <rguenther@suse.de>
9834 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
9836 2009-09-05 Richard Guenther <rguenther@suse.de>
9839 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
9840 before comparing function argument types.
9842 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
9845 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
9848 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
9851 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
9853 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
9854 locators before emit_insn is called.
9856 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
9859 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
9860 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
9861 (reginfo_init): Don't call allocate_reg_info.
9863 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
9866 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
9867 NONDEBUG_INSN_P instead of INSN_P.
9869 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
9872 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
9874 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
9877 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
9878 pattern of the split.
9880 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
9882 * toplev.c (process_options): Move setter of flag_var_tracking
9883 before other tests that depend on it. Move down setter of
9884 flag_rename_registers. Don't enable var-tracking-assignments
9885 by default if selective scheduling is enabled. Warn if both
9888 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
9890 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
9891 comment. Use switch statement to catch overlaps between rtx
9892 and tree codes. Accept FUNCTION_DECLs in addition to those in...
9893 (IS_DECL_CODE): ... here. Remove.
9894 (check_value_is_not_decl): Remove.
9895 (dv_from_decl, dv_from_value): Check after conversion.
9897 2009-09-04 Richard Guenther <rguenther@suse.de>
9900 * (cgraph_finalize_compilation_unit): Move finalizing aliases
9901 after emitting tunks. Move emitting thunks and ctors from ...
9902 (cgraph_optimize): ... here. Remove redundant
9903 cgraph_analyze_functions.
9904 * varasm.c (find_decl_and_mark_needed): Remove no longer
9906 (finish_aliases_1): Adjust check for thunk aliases.
9908 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
9910 * config/arm/arm.md (ctzsi2): Added braces
9911 to avoid warning that broke booststrap.
9913 2009-09-04 Martin Jambor <mjambor@suse.cz>
9915 PR tree-optimization/41112
9916 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
9917 handle variable-bounded arrays.
9918 (expr_with_var_bounded_array_refs_p): New function.
9919 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
9921 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
9923 * config/s390/2097.md: Removed two incorrect bypasses.
9924 (z10_fsimpdf): Fixed latency.
9925 (z10_fhex): New insn_reservation.
9926 (z10_floaddf): Fixed latency.
9927 (z10_floadsf): Fixed latency.
9928 (z10_ftrunctf): Fixed latency.
9929 (z10_ftruncdf): Fixed latency.
9930 * config/s390/s390.c (z10_cost): Fixed values.
9931 (s390_adjust_priority): Added z10 path.
9932 * config/s390/s390.md (type): Added fhex.
9933 (*mov<mode>_64dfp): Updated type attribute.
9934 (*mov<mode>_64): Updated type attribute.
9935 (*mov<mode>_31): Updated type attribute.
9936 (*mov<mode>"): Likewise.
9937 * config/s390/2084.md (x_fsimpdf): Updated condition.
9939 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
9941 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
9942 RTXs in the predicate for operand 1.
9944 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
9946 * config/arm/arm.md (UNSPEC_RBIT): New constant.
9947 (rbitsi2): New insn.
9948 (ctzsi2): New expand.
9949 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
9951 2009-09-03 Martin Jambor <mjambor@suse.cz>
9953 * tree-sra.c (duplicate_expr_for_different_base): Removed.
9954 (create_artificial_child_access): Use build_ref_for_offset instead
9955 of duplicate_expr_for_different_base.
9956 (propagate_subacesses_accross_link): Likewise.
9958 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
9960 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
9962 (mips16e_collect_argument_saves): Skip debug instructions.
9963 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
9964 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
9965 (r10k_insert_cache_barriers): Likewise.
9966 (mips_reorg_process_insns): Likewise.
9968 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
9971 * ira.c (update_equiv_reg): Remove check on class likely spill.
9973 2009-09-03 Jakub Jelinek <jakub@redhat.com>
9976 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
9977 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
9981 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
9982 the stack slot if it is passed by invisible reference.
9983 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
9984 by invisible reference.
9986 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
9988 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
9989 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
9990 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
9992 * config/bfin/sync.md: New file.
9993 * config/bfin/bfin.md: Include it.
9994 (UNSPEC_ATOMIC): New.
9995 (UNSPEC_ONES): Provide a unique number.
9997 From Jie Zhang <jie.zhang@analog.com>:
9998 * config/bfin/bfin.c (ret_regs): New.
9999 (must_save_fp_p): Don't return true because of frame_pointer_needed.
10000 (must_save_rets_p): New.
10001 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
10002 current_function_is_leaf.
10003 (do_link): Likewise.
10004 (do_unlink): Likewise.
10005 (expand_interrupt_handler_prologue): Use ret_regs array.
10006 (expand_interrupt_handler_epilogue): Use ret_regs array and
10007 pass return register to gen_return_internal.
10008 (bfin_expand_epilogue): Pass return register to
10009 gen_return_internal.
10010 (bfin_expand_call): Explicitly clobber RETS.
10011 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
10012 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
10013 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
10014 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
10016 (return_internal): Take a reg rtx rather than the register number.
10018 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
10020 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
10021 when comparing against estimated_loop_iterations_int return.
10023 2009-09-03 Richard Guenther <rguenther@suse.de>
10025 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
10026 eh_personality_libfunc.
10028 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
10030 * tree-parloops.c (separate_decls_in_region): Add space.
10032 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
10034 * tree-parloops.c (separate_decls_in_region): Change the condition
10035 checking if there are reductions in the loop.
10037 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
10039 PR tree-optimization/38275
10040 * tree-parloops.c (parallelize_loops): Replace profitability condition
10041 for expected number of iterations.
10043 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
10045 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
10046 (bootstrap-debug): Explain conditions in which it becomes default.
10047 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
10050 2009-09-03 Namhyung Kim <namhyung@gmail.com>
10052 * doc/invoke.texi (Optimize Options): Move
10053 -finline-small-functions to the -O2 list.
10055 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
10057 * toplev.c (process_options): Enable var-tracking-assignments
10058 by default if var-tracking is enabled.
10060 2009-09-02 David Daney <ddaney@caviumnetworks.com>
10062 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
10064 * emit-rtl.c (prev_nonnote_insn_bb): New function.
10065 * rtl.h (prev_nonnote_insn_bb): Declare it.
10067 2009-09-03 Diego Novillo <dnovillo@google.com>
10069 * cgraph.c (cgraph_node_for_decl): New.
10070 * cgraph.h (cgraph_node_for_decl): Declare.
10071 * tree.c (host_integerp): Return 0 if T is NULL.
10073 2009-09-03 Diego Novillo <dnovillo@google.com>
10075 * tree.h (struct alias_pair): Move from varasm.c.
10076 (alias_pairs): Likewise.
10077 (TYPE_MAXVAL): Define.
10078 (TYPE_MINVAL): Define.
10079 (iterative_hash_host_wide_int): Declare.
10080 (remove_unreachable_alias_pairs): Declare.
10081 * tree-pass.h (pass_ipa_free_lang_data): Declare.
10082 * diagnostic.c (default_diagnostic_starter): Make extern.
10083 (default_diagnostic_finalizer): Make extern.
10084 * diagnostic.h (default_diagnostic_starter): Declare.
10085 (default_diagnostic_finalizer): Declare.
10086 (default_tree_printer): Declare.
10087 * toplev.c (default_tree_printer): Make extern.
10089 2009-09-03 Richard Guenther <rguenther@suse.de>
10090 Diego Novillo <dnovillo@google.com>
10092 * cgraph.c (cgraph_add_new_function): Remove gimplification.
10093 * cgraphunit.c (cgraph_expand_function): Do not emit
10094 associated thunks from here.
10095 (cgraph_emit_thunks): New.
10096 (cgraph_optimize): Call it.
10097 Return if any IPA pass finds an error.
10098 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
10101 2009-09-03 Simon Baldwin <simonb@google.com>
10102 Rafael Espindola <espindola@google.com>
10103 Richard Guenther <rguenther@suse.de>
10104 Doug Kwan <dougkwan@google.com>
10105 Diego Novillo <dnovillo@google.com>
10107 * tree.c: Include tree-pass.h, langhooks-def.h,
10108 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
10109 (free_lang_data_in_type): New.
10110 (need_assembler_name_p): New.
10111 (free_lang_data_in_block): New.
10112 (free_lang_data_in_decl): New.
10113 (struct free_lang_data_d): New.
10114 (add_tree_to_fld_list): New.
10115 (find_decls_types_r): New.
10116 (get_eh_types_for_runtime): New.
10117 (find_decls_types_in_eh_region): New.
10118 (find_decls_types_in_node): New.
10119 (find_decls_types_in_var): New.
10120 (free_lang_data_in_cgraph): New.
10121 (free_lang_data): New.
10122 (gate_free_lang_data): New.
10123 (pass_ipa_free_lang_data): New.
10125 2009-09-03 Diego Novillo <dnovillo@google.com>
10127 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
10128 * langhooks.h (struct lang_hooks): Add field free_lang_data.
10129 (lang_hooks): Remove const qualifier.
10130 * ipa.c (cgraph_remove_unreachable_nodes): Call
10131 remove_unreachable_alias_pairs.
10132 * except.c (add_type_for_runtime): Check if TYPE has
10133 already been converted.
10134 (lookup_type_for_runtime): Likewise.
10135 (check_handled): Handle converted types.
10136 * varasm.c (remove_unreachable_alias_pairs): New.
10137 * gimple.c: Include demangle.h.
10138 (gimple_decl_printable_name): New.
10139 (gimple_fold_obj_type_ref): New.
10140 * gimple.h (gimple_decl_printable_name): Declare.
10141 (gimple_fold_obj_type_ref): Declare.
10142 * passes.c (init_optimization_passes): Add pass
10143 pass_ipa_free_lang_data.
10144 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
10145 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
10147 2009-09-03 Diego Novillo <dnovillo@google.com>
10149 * c-lang.c (lang_hooks): Remove const qualifier.
10151 2009-09-02 Loren James Rittle <ljrittle@acm.org>
10153 * doc/install.texi (*-*-freebsd*): Update target information.
10155 2009-09-02 Anatoly Sokolov <aesok@post.ru>
10157 * hard-reg-set.h (call_fixed_regs): Remove.
10158 * reginfo.c (call_fixed_regs): Remove.
10159 (init_reg_sets_1): Remove initialization of call_fixed_regs.
10160 (globalize_reg): Don't use call_fixed_regs.
10161 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
10164 2009-09-01 Michael Matz <matz@suse.de>
10166 * expr.h (emit_storent_insn, expand_expr_real_1,
10167 expand_expr_real_2): Declare.
10168 * expr.c (emit_storent_insn, expand_expr_real_1,
10169 expand_expr_real_2): Export.
10170 (store_expr): Setting and evaluating dont_return_target is useless.
10171 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
10172 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
10173 * except.c (expand_resx_expr): Rename to ...
10174 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
10175 * except.h (expand_resx_stmt): Declare.
10176 * stmt.c: Add include gimple.h
10177 (expand_asm_expr): Rename to ...
10178 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
10179 (expand_case): Rewrite to take gimple statement.
10180 * tree.h (expand_asm_stmt): Declare.
10181 (expand_case): Change prototype.
10182 * Makefile.in (stmt.o): Depend on gimple.h.
10183 * builtins.c (expand_builtin_synchronize): Build gimple asm
10184 statement, not an ASM_EXPR.
10185 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
10186 gimple_to_tree, release_stmt_tree): Remove.
10187 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
10188 ggc_free, but hold comparison code and operands separately.
10189 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
10190 (expand_call_stmt, expand_gimple_stmt_1,
10191 expand_gimple_stmt): New helpers.
10192 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
10193 release_stmt_tree. Call expand_gimple_stmt instead.
10194 (expand_gimple_basic_block): Ditto.
10196 * calls.c (emit_call_1): Don't look at EH regions here, make
10197 fntree parameter useless.
10198 (expand_call): New local rettype for TREE_TYPE(exp), use it
10199 throughout. Remove local p, use addr instead.
10200 Don't look at EH regions here.
10202 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
10204 * doc/invoke.texi (-fsched-pressure): Document it.
10205 (-fsched-reg-pressure-heuristic): Remove it.
10207 * reload.c (ira.h): Include.
10208 (find_reloads): Add choosing reload on number of small spilled
10211 * haifa-sched.c (ira.h): Include.
10212 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
10213 saved_reg_pressure, curr_reg_live, saved_reg_live,
10214 region_ref_regs): New variables.
10215 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
10216 initiate_reg_pressure_info, setup_ref_regs,
10217 initiate_bb_reg_pressure_info, save_reg_pressure,
10218 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
10220 (setup_insn_reg_pressure_info): New function.
10221 (rank_for_schedule): Add pressure checking and insn issue time.
10222 Remove comparison of insn reg weights.
10223 (ready_sort): Set insn reg pressure info.
10224 (update_register_pressure, setup_insn_max_reg_pressure,
10225 update_reg_and_insn_max_reg_pressure,
10226 sched_setup_bb_reg_pressure_info): New functions.
10227 (schedule_insn): Add code for printing and updating reg pressure info.
10228 (find_set_reg_weight, find_insn_reg_weight): Remove.
10229 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
10230 (debug_ready_list): Print reg pressure info.
10231 (schedule_block): Ditto. Check insn issue time.
10232 (sched_init): Set up sched_pressure_p. Allocate and set up some
10233 reg pressure related info.
10234 (sched_finish): Free some reg pressure related info.
10235 (fix_tick_ready): Make insn always ready if pressure_p.
10236 (init_h_i_d): Don't call find_insn_reg_weight.
10237 (haifa_finish_h_i_d): Free insn reg pressure info.
10239 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
10240 ira_memory_move_cost, ira_class_hard_regs,
10241 ira_class_hard_regs_num, ira_no_alloc_regs,
10242 ira_available_class_regs, ira_reg_class_cover_size,
10243 ira_reg_class_cover, ira_class_translate): Move to ira.h.
10245 * ira-lives.c (single_reg_class): Check mode to find how many
10246 registers are necessary for operand.
10247 (ira_implicitly_set_insn_hard_regs): New.
10249 * common.opt (fsched-pressure): New options.
10250 (fsched-reg-pressure-heuristic): Remove.
10252 * ira.c (setup_eliminable_regset): Rename to
10253 ira_setup_eliminable_regset. Make it external.
10254 (expand_reg_info): Pass cover class to setup_reg_classes.
10255 (ira): Call resize_reg_info instead of allocate_reg_info.
10257 * sched-deps.c: Include ira.h.
10258 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
10259 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
10260 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
10261 mark_insn_hard_regno_birth, mark_insn_reg_birth,
10262 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
10263 mark_insn_reg_store, mark_insn_reg_clobber,
10264 setup_insn_reg_pressure_info): New.
10265 (sched_analyze_1): Update implicit_reg_pending_uses.
10266 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
10267 Use them to create dependencies. Set insn reg uses and pressure
10268 info. Process reg_pending_uses in one place.
10269 (free_deps): Free implicit sets.
10270 (remove_from_deps): Remove implicit sets if necessary. Check
10271 implicit sets when clearing reg_last_in_use.
10272 (init_deps_global): Clear implicit_reg_pending_clobbers and
10273 implicit_reg_pending_uses.
10275 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
10276 ira_memory_move_cost, ira_class_hard_regs,
10277 ira_class_hard_regs_num, ira_no_alloc_regs,
10278 ira_available_class_regs, ira_reg_class_cover_size,
10279 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
10280 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
10281 ira_implicitly_set_insn_hard_regs): New prototypes.
10283 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
10284 cost_elements_num): New variables.
10285 (allocno_costs, total_costs): Rename to costs and
10286 total_allocno_costs.
10287 (COSTS_OF_ALLOCNO): Rename to COSTS.
10288 (allocno_pref): Rename to pref.
10289 (allocno_pref_buffer): Rename to pref_buffer.
10290 (common_classes): Rename to regno_cover_class.
10292 (record_reg_classes): Set allocno attributes only if allocno_p.
10293 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
10294 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
10295 and COSTS_OF_ALLOCNO.
10296 (print_costs): Rename to print_allocno_costs.
10297 (print_pseudo_costs): New.
10298 (process_bb_node_for_costs): Split into 2 functions with new
10299 function process_bb_for_costs. Pass BB to process_bb_for_costs.
10300 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
10301 new parameter dump_file. Use cost_elements_num instead of
10302 ira_allocnos_num. Make one iteration if preferred classes were
10303 already calculated for scheduler. Make 2 versions of code
10304 depending on allocno_p.
10305 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
10306 regno_cover_class and COSTS instead of common_classes and
10308 (init_costs, finish_costs): New.
10309 (ira_costs): Set up allocno_p and cost_elements_num. Call
10310 init_costs and finish_costs.
10311 (ira_set_pseudo_classes): New.
10313 * rtl.h (allocate_reg_info): Remove.
10314 (resize_reg_info): Change return type.
10315 (reg_cover_class): New.
10316 (setup_reg_classes): Add new parameter.
10318 * sched-int.h (struct deps_reg): New member implicit_sets.
10319 (sched_pressure_p, sched_regno_cover_class): New external definitions.
10320 (INCREASE_BITS): New macro.
10321 (struct reg_pressure_data, struct reg_use_data): New.
10322 (struct _haifa_insn_data): Remove reg_weight. Add members
10323 reg_pressure, reg_use_list, reg_set_list, and
10324 reg_pressure_excess_cost_change.
10325 (struct deps): New member implicit_sets.
10326 (pressure_p): New variable.
10327 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
10328 (struct reg_pressure_data, struct reg_use_data): New.
10329 (INSN_REG_WEIGHT): Remove.
10330 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
10331 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
10332 (sched_init_region_reg_pressure_info,
10333 sched_setup_bb_reg_pressure_info): New prototypes.
10335 * reginfo.c (struct reg_pref): New member coverclass.
10336 (reg_cover_class): New function.
10337 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
10338 (reg_info_size): New variable.
10339 (allocate_reg_info): Make static. Setup reg_info_size.
10340 (resize_reg_info): Use reg_info_size. Return flag of resizing.
10341 (setup_reg_classes): Add a new parameter. Setup cover class too.
10343 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
10346 * sched-rgn.c (deps_join): Set up implicit_sets.
10347 (schedule_region): Set up region and basic blocks pressure
10350 * passes.c (init_optimization_passes): Move
10351 pass_subregs_of_mode_init before pass_sched.
10353 2009-09-02 Martin Jambor <mjambor@suse.cz>
10355 * tree-sra.c (struct access): New field grp_hint.
10356 (dump_access): Dump grp_hint.
10357 (sort_and_splice_var_accesses): Set grp_hint if a group is read
10359 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
10360 those which have been specifically read and somehow written to.
10361 (propagate_subacesses_accross_link): Set grp_hint of right child and
10362 also possibly of the left child.
10364 2009-09-02 Jakub Jelinek <jakub@redhat.com>
10366 * tree-object-size.c (addr_object_size): Always use object_size_type
10367 0 or 2 when determining the pointer pointed object size.
10369 2009-09-02 Richard Guenther <rguenther@suse.de>
10372 2009-08-31 Richard Guenther <rguenther@suse.de>
10374 * builtins.c (fold_builtin_memory_op): Use the alias oracle
10375 to query if the memory regions for memmove overlap.
10376 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
10377 asserts on pointers, instead deal with odd trees.
10378 (ptr_derefs_may_alias_p): Likewise.
10379 (refs_may_alias_p_1): Constructor bases also never alias.
10381 2009-08-01 Christian Bruel <christian.bruel@st.com>
10384 2009-07-31 Christian Bruel <christian.bruel@st.com>
10385 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
10387 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
10389 * doc/invoke.texi (-fvar-tracking-assignments): New.
10390 (-fvar-tracking-assignments-toggle): New.
10391 (-fdump-final-insns=file): Mark filename as optional.
10392 (--param min-nondebug-insn-uid): New.
10393 (-gdwarf-@{version}): Mention version 4.
10394 * opts.c (common_handle_option): Accept it.
10395 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
10396 * regrename.c (regrename_optimize): Drop last. Don't count debug
10397 insns as uses. Don't reject change because of debug insn.
10398 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
10399 from the chain starter, and check for inexact matches in DEBUG_INSNS.
10400 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
10401 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
10402 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
10403 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
10404 * doc/gimple.texi (is_gimple_debug): New.
10405 (gimple_debug_bind_p): New.
10406 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
10407 * doc/install.texi (bootstrap-debug): More details.
10408 (bootstrap-debug-big, bootstrap-debug-lean): Document.
10409 (bootstrap-debug-lib): More details.
10410 (bootstrap-debug-ckovw): Update.
10411 (bootstrap-time): New.
10412 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
10413 (insert_phi_nodes_for): Insert debug stmts.
10414 (rewrite_stmt): Take iterator. Insert debug stmts.
10415 (rewrite_enter_block): Adjust.
10416 (maybe_replace_use_in_debug_stmt): New.
10417 (rewrite_update_stmt): Use it.
10418 (mark_use_interesting): Return early for debug stmts.
10419 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
10420 stmts before replacing stmt.
10421 (move_computations_stmt): Likewise.
10422 * ira-conflicts.c (add_copies): Skip debug insns.
10423 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
10424 (regstat_bb_compute_ri): Skip debug insns.
10425 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
10426 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
10427 check_loop_closed_ssa_stmt): Skip debug stmts.
10428 * tree-tailcall.c (find_tail_calls): Likewise.
10429 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
10430 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
10431 (build_var_debug_value_stat): Declare.
10432 (build_var_debug_value): Define.
10433 (target_for_debug_bind): Declare.
10434 * reload.c (find_equiv_reg): Skip debug insns.
10435 * rtlanal.c (reg_used_between_p): Skip debug insns.
10436 (side_effects_p): Likewise.
10437 (canonicalize_condition): Likewise.
10438 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
10439 insns never depend on debug insns.
10440 (create_ddg_dep_no_link): Likewise.
10441 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
10442 Don't add inter-loop dependencies for debug insns.
10443 (build_intra_loop_deps): Likewise.
10444 (create_ddg): Count debug insns.
10445 * ddg.h (struct ddg::num_debug): New.
10446 (num_backargs): Pair up with previous int field.
10447 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
10448 -fcompare-debug-second.
10449 * final.c (get_attr_length_1): Skip debug insns.
10450 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
10451 * gcc.c (invoke_as): Call compare-debug-dump-opt.
10452 (driver_self_specs): Map -fdump-final-insns to
10453 -fdump-final-insns=..
10454 (get_local_tick): New.
10455 (compare_debug_dump_opt_spec_function): Test for . argument and
10456 compute output name. Compute temp output spec without flag name.
10457 Compute -frandom-seed.
10458 (OPT): Undef after use.
10459 * cfgloopanal.c (num_loop_insns): Skip debug insns.
10460 (average_num_loop_insns): Likewise.
10461 * params.h (MIN_NONDEBUG_INSN_UID): New.
10462 * gimple.def (GIMPLE_DEBUG): New.
10463 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
10464 * auto-inc-dec.c (merge_in_block): Skip debug insns.
10465 (merge_in_block): Fix whitespace.
10466 * toplev.c (flag_var_tracking): Update comment.
10467 (flag_var_tracking_assignments): New.
10468 (flag_var_tracking_assignments_toggle): New.
10469 (process_options): Don't open final insns dump file if we're not
10470 going to write to it. Compute defaults for var_tracking.
10471 * df-scan.c (df_insn_rescan_debug_internal): New.
10472 (df_uses_record): Handle debug insns.
10473 * haifa-sched.c (ready): Initialize n_debug.
10474 (contributes_to_priority): Skip debug insns.
10475 (dep_list_size): New.
10476 (priority): Use it.
10477 (rank_for_schedule): Likewise. Schedule debug insns as soon as
10478 they're ready. Disregard previous debug insns to make decisions.
10479 (queue_insn): Never queue debug insns.
10480 (ready_add, ready_remove_first, ready_remove): Count debug insns.
10481 (schedule_insn): Don't reject debug insns because of issue rate.
10482 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
10483 (queue_to_ready): Skip and discount debug insns.
10484 (choose_ready): Let debug insns through.
10485 (schedule_block): Check boundary debug insns. Discount debug
10486 insns, schedule them early. Adjust whitespace.
10487 (set_priorities): Check for boundary debug insns.
10488 (add_jump_dependencies): Use dep_list_size.
10489 (prev_non_location_insn): New.
10490 (check_cfg): Use it.
10491 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
10493 (remove_unused_ivs): Reset debug stmts.
10494 * modulo-sched.c (const_iteration_count): Skip debug insns.
10495 (res_MII): Discount debug insns.
10496 (loop_single_full_bb_p): Skip debug insns.
10497 (sms_schedule): Likewise.
10498 (sms_schedule_by_order): Likewise.
10499 (ps_has_conflicts): Likewise.
10500 * caller-save.c (refmarker_fn): New.
10501 (save_call_clobbered_regs): Replace regs with saved mem in
10503 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
10504 Call refmarker_fn mark for hardregnos.
10505 (mark_reg_as_referenced): New.
10506 (replace_reg_with_saved_mem): New.
10507 * ipa-pure-const.c (check_stmt): Skip debug stmts.
10508 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
10510 (cse_extended_basic_block): Skip debug insns.
10511 (count_reg_usage): Likewise.
10512 (is_dead_reg): New, split out of...
10513 (set_live_p): ... here.
10514 (insn_live_p): Use it for debug insns.
10515 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
10516 (execute_optimize_stdarg): Likewise.
10517 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
10518 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
10519 changes in debug stmts as changes.
10520 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
10521 (moveup_expr): Don't move across debug insns. Don't move
10522 debug insn if it would create a bookkeeping block.
10523 (moveup_expr_cached): Don't use cache for debug insns that
10524 are heads of blocks.
10525 (compute_av_set_inside_bb): Skip debug insns.
10526 (sel_rank_for_schedule): Schedule debug insns first. Remove
10528 (block_valid_for_bookkeeping_p); Support lax searches.
10529 (create_block_for_bookkeeping): Adjust block numbers when
10530 encountering debug-only blocks.
10531 (find_place_for_bookkeeping): Deal with debug-only blocks.
10532 (generate_bookkeeping_insn): Accept no place to insert.
10533 (remove_temp_moveop_nops): New argument full_tidying.
10534 (prepare_place_to_insert): Deal with debug insns.
10535 (advance_state_on_fence): Debug insns don't start cycles.
10536 (update_boundaries): Take fence as argument. Deal with
10538 (schedule_expr_on_boundary): No full_tidying on debug insns.
10539 (fill_insns): Deal with debug insns.
10540 (track_scheduled_insns_and_blocks): Don't count debug insns.
10541 (need_nop_to_preserve_insn_bb): New, split out of...
10542 (remove_insn_from_stream): ... this.
10543 (fur_orig_expr_not_found): Skip debug insns.
10544 * rtl.def (VALUE): Move up.
10546 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
10547 (nearest_common_dominator_of_uses): Take debug_stmts argument.
10548 Set it if debug stmts are found.
10549 (statement_sink_location): Skip debug stmts. Propagate
10550 moving defs into debug stmts.
10551 * ifcvt.c (first_active_insn): Skip debug insns.
10552 (last_active_insns): Likewise.
10553 (cond_exec_process_insns): Likewise.
10554 (noce_process_if_block): Likewise.
10555 (check_cond_move_block): Likewise.
10556 (cond_move_convert_if_block): Likewise.
10557 (block_jumps_and_fallthru_p): Likewise.
10558 (dead_or_predicable): Likewise.
10559 * dwarf2out.c (debug_str_hash_forced): New.
10560 (find_AT_string): Add comment.
10561 (gen_label_for_indirect_string): New.
10562 (get_debug_string_label): New.
10563 (AT_string_form): Use it.
10564 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
10565 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
10566 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
10567 several operations that cannot be represented with DWARF opcodes.
10568 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
10569 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
10570 (dwarf2out_var_location): Take during-call mark into account.
10571 (output_indirect_string): Update comment. Output if there are
10572 label and references.
10573 (prune_indirect_string): New.
10574 (prune_unused_types): Call it if debug_str_hash_forced.
10575 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
10576 (dw_long_long_const): Remove.
10577 (struct dw_val_struct): Change val_long_long type to rtx.
10578 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
10579 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
10580 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
10581 component instead of HOST_BITS_PER_LONG.
10582 (output_loc_operands): Likewise. For const8* assert
10583 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
10584 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
10585 rather than HOST_BITS_PER_LONG is >= 64.
10586 (add_AT_long_long): Remove val_hi and val_lo arguments, add
10588 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
10589 HOST_BITS_PER_LONG for dw_val_class_long_long.
10590 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
10591 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
10592 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
10594 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
10595 Handle DW_OP_implicit_value.
10596 (extract_int): Move prototype earlier.
10597 (mem_loc_descriptor): For SUBREG punt if inner
10598 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
10599 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
10600 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
10601 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
10602 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
10603 instead of Pmode size.
10604 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
10605 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
10606 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
10607 (concat_loc_descriptor, concatn_loc_descriptor,
10608 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
10609 (add_location_or_const_value_attribute): Likewise. For single
10610 location loc_lists attempt to use add_const_value_attribute
10611 for constant decls. Add DW_AT_const_value even if
10612 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
10614 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
10615 (control_flow_insn_p): Likewise.
10616 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
10617 (separate_decls_in_region_debug_bind): New.
10618 (separate_decls_in_region): Process debug bind stmts afterwards.
10619 * recog.c (verify_changes): Handle debug insns.
10620 (extract_insn): Likewise.
10621 (peephole2_optimize): Skip debug insns.
10622 * dse.c (scan_insn): Skip debug insns.
10623 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
10625 (setup_id_for_insn): Handle debug insns.
10626 (maybe_tidy_empty_bb): Adjust whitespace.
10627 (tidy_control_flow): Skip debug insns.
10628 (sel_remove_insn): Adjust for debug insns.
10629 (sel_estimate_number_of_insns): Skip debug insns.
10630 (create_insn_rtx_from_pattern): Handle debug insns.
10631 (create_copy_of_insn_rtx): Likewise.
10632 * sel-sched-.h (sel_bb_end): Declare.
10633 (sel_bb_empty_or_nop_p): New.
10634 (get_all_loop_exits): Use it.
10635 (_eligible_successor_edge_p): Likewise.
10636 (return_nop_to_pool): Adjust.
10637 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
10638 * ira-lives.c (process_bb_node_lives): Skip debug insns.
10639 * gimple-pretty-print.c (dump_gimple_debug): New.
10640 (dump_gimple_stmt): Use it.
10641 (dump_bb_header): Skip gimple debug stmts.
10642 * regmove.c (optimize_reg_copy_1): Discount debug insns.
10643 (fixup_match_2): Likewise.
10644 (regmove_backward_pass): Likewise. Simplify combined
10645 replacement. Handle debug insns.
10646 * function.c (instantiate_virtual_regs): Handle debug insns.
10647 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
10648 * print-rtl.h: Include cselib.h.
10649 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
10650 * df.h (df_inns_rescan_debug_internal): Declare.
10651 * gcse.c (alloc_hash_table): Estimate n_insns.
10652 (cprop_insn): Don't regard debug insns as changes.
10653 (bypass_conditional_jumps): Skip debug insns.
10654 (one_pre_gcse_pass): Adjust.
10655 (one_code_hoisting_pass): Likewise.
10656 (compute_ld_motion_mems): Skip debug insns.
10657 (one_cprop_pass): Adjust.
10658 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
10659 (if_convertible_stmt_p): Handle debug stmts.
10660 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
10661 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
10662 * ira-build.c (create_bb_allocnos): Skip debug insns.
10663 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
10664 (has_single_use): Likewise.
10665 (single_imm_use): Likewise.
10666 (num_imm_uses): Likewise.
10667 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
10668 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
10669 (create_outofssa_var_map): Likewise.
10670 * lower-subreg.c (adjust_decomposed_uses): New.
10671 (resolve_debug): New.
10672 (decompose_multiword_subregs): Use it.
10673 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
10674 * emit-rtl.c: Include params.h.
10675 (cur_debug_insn_uid): Define.
10676 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
10677 (copy_rtx_if_shared_1): Handle debug insns.
10678 (reset_used_flags): Likewise.
10679 (set_used_flags): LIkewise.
10680 (get_max_insn_count): New.
10681 (next_nondebug_insn): New.
10682 (prev_nondebug_insn): New.
10683 (make_debug_insn_raw): New.
10684 (emit_insn_before_noloc): Handle debug insns.
10685 (emit_jump_insn_before_noloc): Likewise.
10686 (emit_call_insn_before_noloc): Likewise.
10687 (emit_debug_insn_before_noloc): New.
10688 (emit_insn_after_noloc): Handle debug insns.
10689 (emit_jump_insn_after_noloc): Likewise.
10690 (emit_call_insn_after_noloc): Likewise.
10691 (emit_debug_insn_after_noloc): Likewise.
10692 (emit_insn_after): Take loc from earlier non-debug insn.
10693 (emit_jump_insn_after): Likewise.
10694 (emit_call_insn_after): Likewise.
10695 (emit_debug_insn_after_setloc): New.
10696 (emit_debug_insn_after): New.
10697 (emit_insn_before): Take loc from later non-debug insn.
10698 (emit_jump_insn_before): Likewise.
10699 (emit_call_insn_before): Likewise.
10700 (emit_debug_insn_before_setloc): New.
10701 (emit_debug_insn_before): New.
10702 (emit_insn): Handle debug insns.
10703 (emit_debug_insn): New.
10704 (emit_jump_insn): Handle debug insns.
10705 (emit_call_insn): Likewise.
10707 (init_emit): Take min-nondebug-insn-uid into account.
10708 Initialize cur_debug_insn_uid.
10709 (emit_copy_of_insn_after): Handle debug insns.
10710 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
10711 location of single rhs in place.
10712 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
10713 (floor_sdiv_adjust): New.
10714 (cell_sdiv_adjust): New.
10715 (cell_udiv_adjust): New.
10716 (round_sdiv_adjust): New.
10717 (round_udiv_adjust): New.
10718 (wrap_constant): Moved from cselib.
10719 (unwrap_constant): New.
10720 (expand_debug_expr): New.
10721 (expand_debug_locations): New.
10722 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
10724 (gimple_expand_cfg): Expand debug locations.
10725 * cselib.c: Include tree-pass.h.
10726 (struct expand_value_data): New.
10727 (cselib_record_sets_hook): New.
10728 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
10729 (cselib_clear_table): Move, and implemnet in terms of...
10730 (cselib_reset_table_with_next_value): ... this.
10731 (cselib_get_next_unknown_value): New.
10732 (discard_useless_locs): Don't discard preserved values.
10733 (cselib_preserve_value): New.
10734 (cselib_preserved_value_p): New.
10735 (cselib_preserve_definitely): New.
10736 (cselib_clear_preserve): New.
10737 (cselib_preserve_only_values): New.
10738 (new_cselib_val): Take rtx argument. Dump it in details.
10739 (cselib_lookup_mem): Adjust.
10740 (expand_loc): Take regs_active in struct. Adjust. Silence
10741 dumps unless details are requested.
10742 (cselib_expand_value_rtx_cb): New.
10743 (cselib_expand_value_rtx): Rename and reimplment in terms of...
10744 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
10745 without details. Copy more subregs. Try to resolve values
10746 using a callback. Wrap constants.
10747 (cselib_subst_to_values): Adjust.
10748 (cselib_log_lookup): New.
10749 (cselib_lookup): Call it.
10750 (cselib_invalidate_regno): Don't count preserved values as useless.
10751 (cselib_invalidate_mem): Likewise.
10752 (cselib_record_set): Likewise.
10753 (struct set): Renamed to cselib_set, moved to cselib.h.
10754 (cselib_record_sets): Adjust. Call hook.
10755 (cselib_process_insn): Reset table when it would be cleared.
10756 (dump_cselib_val): New.
10757 (dump_cselib_table): New.
10758 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
10759 (remove_forwarder_block): Support moving debug stmts.
10760 * cselib.h (cselib_record_sets_hook): Declare.
10761 (cselib_expand_callback): New type.
10762 (cselib_expand_value_rtx_cb): Declare.
10763 (cselib_reset_table_with_next_value): Declare.
10764 (cselib_get_next_unknown_value): Declare.
10765 (cselib_preserve_value): Declare.
10766 (cselib_preserved_value_p): Declare.
10767 (cselib_preserve_only_values): Declare.
10768 (dump_cselib_table): Declare.
10769 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
10770 (try_crossjump_to_edge): Likewise.
10771 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
10772 dominated blocks when debug stmts are present.
10773 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
10774 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
10775 (set_var_live_on_entry): Likewise.
10776 * loop-invariant.c (find_invariants_bb): Skip debug insns.
10777 * cfglayout.c (curr_location, last_location): Make static.
10778 (set_curr_insn_source_location): Don't avoid bouncing.
10779 (get_curr_insn_source_location): New.
10780 (get_curr_insn_block): New.
10781 (duplicate_insn_chain): Handle debug insns.
10782 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
10784 * common.opt (fcompare-debug): Move to sort order.
10785 (fdump-unnumbered-links): Likewise.
10786 (fvar-tracking-assignments): New.
10787 (fvar-tracking-assignments-toggle): New.
10788 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
10789 because of debug stmts.
10790 (mark_stmt_if_obviously_necessary): Mark debug stmts.
10791 (eliminate_unnecessary_stmts): Walk dominated blocks before
10793 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
10794 * ira.c (memref_used_between_p): Skip debug insns.
10795 (update_equiv_regs): Likewise.
10796 * sched-deps.c (sd_lists_size): Accept empty list.
10797 (sd_init_insn): Mark debug insns.
10798 (sd_finish_insn): Unmark them.
10799 (sd_add_dep): Reject non-debug deps on debug insns.
10800 (fixup_sched_groups): Give debug insns group treatment.
10802 (sched_analyze_reg): Don't mark debug insns for sched before call.
10803 (sched_analyze_2): Handle debug insns.
10804 (sched_analyze_insn): Compute next non-debug insn. Handle debug
10806 (deps_analyze_insn): Handle debug insns.
10807 (deps_start_bb): Skip debug insns.
10808 (init_deps): Initialize last_debug_insn.
10809 * tree-ssa.c (target_for_debug_bind): New.
10810 (find_released_ssa_name): New.
10811 (propagate_var_def_into_debug_stmts): New.
10812 (propagate_defs_into_debug_stmts): New.
10813 (verify_ssa): Skip debug bind stmts without values.
10814 (warn_uninialized_vars): Skip debug stmts.
10815 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
10816 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
10817 (rtx_equal_p): Likewise.
10818 * ira-costs.c (scan_one_insn): Skip debug insns.
10819 (process_bb_node_for_hard_reg_moves): Likewise.
10820 * rtl.h (DEBUG_INSN_P): New.
10821 (NONDEBUG_INSN_P): New.
10822 (MAY_HAVE_DEBUG_INSNS): New.
10823 (INSN_P): Accept debug insns.
10824 (RTX_FRAME_RELATED_P): Likewise.
10825 (INSN_DELETED_P): Likewise
10826 (PAT_VAR_LOCATION_DECL): New.
10827 (PAT_VAR_LOCATION_LOC): New.
10828 (PAT_VAR_OCATION_STATUS): New.
10829 (NOTE_VAR_LOCATION_DECL): Reimplement.
10830 (NOTE_VAR_LOCATION_LOC): Likewise.
10831 (NOTE_VAR_LOCATION_STATUS): Likewise.
10832 (INSN_VAR_LOCATION): New.
10833 (INSN_VAR_LOCATION_DECL): New.
10834 (INSN_VAR_LOCATION_LOC): New.
10835 (INSN_VAR_LOCATION_STATUS): New.
10836 (gen_rtx_UNKNOWN_VAR_LOC): New.
10837 (VAR_LOC_UNKNOWN_P): New.
10838 (NOTE_DURING_CALL_P): New.
10839 (SCHED_GROUP_P): Accept debug insns.
10840 (emit_debug_insn_before): Declare.
10841 (emit_debug_insn_before_noloc): Declare.
10842 (emit_debug_insn_beore_setloc): Declare.
10843 (emit_debug_insn_after): Declare.
10844 (emit_debug_insn_after_noloc): Declare.
10845 (emit_debug_insn_after_setloc): Declare.
10846 (emit_debug_insn): Declare.
10847 (make_debug_insn_raw): Declare.
10848 (prev_nondebug_insn): Declare.
10849 (next_nondebug_insn): Declare.
10850 (delegitimize_mem_from_attrs): Declare.
10851 (get_max_insn_count): Declare.
10852 (wrap_constant): Declare.
10853 (unwrap_constant): Declare.
10854 (get_curr_insn_source_location): Declare.
10855 (get_curr_insn_block): Declare.
10856 * tree-inline.c (insert_debug_decl_map): New.
10857 (processing_debug_stmt): New.
10858 (remap_decl): Don't create new mappings in debug stmts.
10859 (remap_gimple_op_r): Don't add references in debug stmts.
10860 (copy_tree_body_r): Likewise.
10861 (remap_gimple_stmt): Handle debug bind stmts.
10862 (copy_bb): Skip debug stmts.
10863 (copy_edges_for_bb): Likewise.
10864 (copy_debug_stmt): New.
10865 (copy_debug_stmts): New.
10866 (copy_body): Copy debug stmts at the end.
10867 (insert_init_debug_bind): New.
10868 (insert_init_stmt): Take id. Skip and emit debug stmts.
10869 (setup_one_parameter): Remap variable earlier, register debug mapping.
10870 (estimate_num_insns): Skip debug stmts.
10871 (expand_call_inline): Preserve debug_map.
10872 (optimize_inline_calls): Check for no debug_stmts left-overs.
10873 (unsave_expr_now): Preserve debug_map.
10874 (copy_gimple_seq_and_replace_locals): Likewise.
10875 (tree_function_versioning): Check for no debug_stmts left-overs.
10876 Init and destroy debug_map as needed. Split edges unconditionally.
10877 (build_duplicate_type): Init and destroy debug_map as needed.
10878 * tree-inline.h: Include gimple.h instead of pointer-set.h.
10879 (struct copy_body_data): Add debug_stmts and debug_map.
10880 * sched-int.h (struct ready_list): Add n_debug.
10881 (struct deps): Add last_debug_insn.
10882 (DEBUG_INSN_SCHED_P): New.
10883 (BOUNDARY_DEBUG_INSN_P): New.
10884 (SCHEDULE_DEBUG_INSN_P): New.
10885 (sd_iterator_cond): Accept empty list.
10886 * combine.c (create_log_links): Skip debug insns.
10887 (combine_instructions): Likewise.
10888 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
10889 return value is always unshared.
10890 (struct rtx_subst_pair): New.
10891 (auto_adjust_pair): New.
10892 (propagate_for_debug_subst): New.
10893 (propagate_for_debug): New.
10894 (try_combine): Skip debug insns. Propagate removed defs into
10896 (next_nonnote_nondebug_insn): New.
10897 (distribute_notes): Use it. Skip debug insns.
10898 (distribute_links): Skip debug insns.
10899 * tree-outof-ssa.c (set_location_for_edge): Likewise.
10900 * resource.c (mark_target_live_regs): Likewise.
10901 * var-tracking.c: Include cselib.h and target.h.
10902 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
10904 (micro_operation_type_name): New.
10905 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
10906 (struct micro_operation_def): Update comments.
10907 (decl_or_value): New type. Use instead of decls.
10908 (struct emit_note_data_def): Add vars.
10909 (struct attrs_def): Use decl_or_value.
10910 (struct variable_tracking_info_def): Add permp, flooded.
10911 (struct location_chain_def): Update comment.
10912 (struct variable_part_def): Use decl_or_value.
10913 (struct variable_def): Make var_part a variable length array.
10914 (valvar_pool): New.
10915 (scratch_regs): New.
10916 (cselib_hook_called): New.
10917 (dv_is_decl_p): New.
10918 (dv_is_value_p): New.
10920 (dv_as_value): New.
10921 (dv_as_opaque): New.
10922 (dv_onepart_p): New.
10924 (IS_DECL_CODE): New.
10925 (check_value_is_not_decl): New.
10926 (dv_from_decl): New.
10927 (dv_from_value): New.
10928 (dv_htab_hash): New.
10929 (variable_htab_hash): Use it.
10930 (variable_htab_eq): Support values.
10931 (variable_htab_free): Free from the right pool.
10932 (attrs_list_member, attrs_list_insert): Use decl_or_value.
10933 (attrs_list_union): Adjust.
10934 (attrs_list_mpdv_union): New.
10935 (tie_break_pointers): New.
10936 (canon_value_cmp): New.
10937 (unshare_variable): Return possibly-modified slot.
10938 (vars_copy_1): Adjust.
10939 (var_reg_decl_set): Adjust. Split out of...
10940 (var_reg_set): ... this.
10941 (get_init_value): Adjust.
10942 (var_reg_delete_and_set): Adjust.
10943 (var_reg_delete): Adjust.
10944 (var_regno_delete): Adjust.
10945 (var_mem_decl_set): Split out of...
10946 (var_mem_set): ... this.
10947 (var_mem_delete_and_set): Adjust.
10948 (var_mem_delete): Adjust.
10951 (val_resolve): New.
10952 (variable_union): Adjust. Speed up merge of 1-part vars.
10953 (variable_canonicalize): Use unshared slot.
10954 (VALUED_RECURSED_INTO): New.
10955 (find_loc_in_1pdv): New.
10956 (struct dfset_merge): New.
10957 (insert_into_intersection): New.
10958 (intersect_loc_chains): New.
10960 (canonicalize_loc_order_check): New.
10961 (canonicalize_values_mark): New.
10962 (canonicalize_values_star): New.
10963 (variable_merge_over_cur): New.
10964 (variable_merge_over_src): New.
10965 (dataflow_set_merge): New.
10966 (dataflow_set_equiv_regs): New.
10967 (remove_duplicate_values): New.
10968 (struct dfset_post_merge): New.
10969 (variable_post_merge_new_vals): New.
10970 (variable_post_merge_perm_vals): New.
10971 (dataflow_post_merge_adjust): New.
10972 (find_mem_expr_in_1pdv): New.
10973 (dataflow_set_preserve_mem_locs): New.
10974 (dataflow_set_remove_mem_locs): New.
10975 (dataflow_set_clear_at_call): New.
10976 (onepart_variable_different_p): New.
10977 (variable_different_p): Use it.
10978 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
10979 (track_expr_p): Add need_rtl parameter. Don't generate rtl
10981 (track_loc_p): Pass it true.
10982 (struct count_use_info): New.
10983 (find_use_val): New.
10984 (replace_expr_with_values): New.
10985 (log_op_type): New.
10986 (use_type): New, partially split out of...
10987 (count_uses): ... this. Count new micro-ops.
10988 (count_uses_1): Adjust.
10989 (count_stores): Adjust.
10990 (count_with_sets): New.
10991 (VAL_NEEDS_RESOLUTION): New.
10992 (VAL_HOLDS_TRACK_EXPR): New.
10993 (VAL_EXPR_IS_COPIED): New.
10994 (VAL_EXPR_IS_CLOBBERED): New.
10995 (add_uses): Adjust. Generate new micro-ops.
10996 (add_uses_1): Adjust.
10997 (add_stores): Generate new micro-ops.
10998 (add_with_sets): New.
10999 (find_src_status): Adjust.
11000 (find_src_set_src): Adjust.
11001 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
11002 Handle new micro-ops. Canonicalize value equivalances.
11003 (vt_find_locations): Compute total size of hash tables for
11004 dumping. Perform merge for var-tracking-assignments. Don't
11005 disregard single-block loops.
11006 (dump_attrs_list): Handle decl_or_value.
11007 (dump_variable): Take variable. Deal with decl_or_value.
11008 (dump_variable_slot): New.
11009 (dump_vars): Use it.
11010 (dump_dataflow_sets): Adjust.
11011 (set_slot_part): New, extended to support one-part variables
11012 after splitting out of...
11013 (set_variable_part): ... this.
11014 (clobber_slot_part): New, split out of...
11015 (clobber_variable_part): ... this.
11016 (delete_slot_part): New, split out of...
11017 (delete_variable_part): .... this.
11018 (check_wrap_constant): New.
11019 (vt_expand_loc_callback): New.
11020 (vt_expand_loc): New.
11021 (emit_note_insn_var_location): Adjust. Handle values. Handle
11022 EMIT_NOTE_AFTER_CALL_INSN.
11023 (emit_notes_for_differences_1): Adjust. Handle values.
11024 (emit_notes_for_differences_2): Likewise.
11025 (emit_notes_for_differences): Adjust.
11026 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
11027 Adjust. Handle new micro-ops.
11028 (vt_add_function_parameters): Adjust. Create and bind values.
11029 (vt_initialize): Adjust. Initialize scratch_regs and
11030 valvar_pool, flooded and perm.. Initialize and use cselib. Log
11031 operations. Move some code to count_with_sets and add_with_sets.
11032 (delete_debug_insns): New.
11033 (vt_debug_insns_local): New.
11034 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
11036 (var_tracking_main): If var-tracking-assignments is enabled
11037 but var-tracking isn't, delete debug insns and leave. Likewise
11038 if we exceed limits or fail the stack adjustments tests, and
11039 after all var-tracking processing.
11040 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
11041 (dataflow_set): Add traversed_vars.
11042 (value_chain, const_value_chain): New typedefs.
11043 (value_chain_pool, value_chains): New variables.
11044 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
11045 add_value_chains, add_cselib_value_chains, remove_value_chain,
11046 remove_value_chains, remove_cselib_value_chains): New functions.
11047 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
11048 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
11050 (shared_hash_find_slot_unshare, shared_hash_find_slot,
11051 shared_hash_find_slot_noinsert, shared_hash_find): Update.
11052 (dst_can_be_shared): New variable.
11053 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
11054 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
11055 different from set->vars, look up slot again instead of using the
11057 (dataflow_set_init): Initialize traversed_vars.
11058 (variable_union): Use shared_hash_*. Use initially NO_INSERT
11059 lookup if set->vars is shared. Don't keep slot cleared before
11060 calling unshare_variable. Unshare set->vars if needed. Adjust
11061 unshare_variable callers. Clear dst_can_be_shared if needed.
11062 Even ->refcount == 1 vars must be unshared if set->vars is shared
11063 and var needs to be modified.
11064 (dataflow_set_union): Set traversed_vars during canonicalization.
11065 (VALUE_CHANGED, DECL_CHANGED): Define.
11066 (set_dv_changed, dv_changed_p): New static inlines.
11067 (track_expr_p): Clear DECL_CHANGED.
11068 (dump_dataflow_sets): Set it.
11069 (variable_was_changed): Call set_dv_changed.
11070 (emit_note_insn_var_location): Likewise.
11071 (changed_variables_stack): New variable.
11072 (check_changed_vars_1, check_changed_vars_2): New functions.
11073 (emit_notes_for_changes): Do nothing if changed_variables is
11074 empty. Traverse changed_variables with check_changed_vars_1,
11075 call check_changed_vars_2 on each changed_variables_stack entry.
11076 (emit_notes_in_bb): Add SET argument. Just clear it at the
11077 beginning, use it instead of local &set, don't destroy it at the end.
11078 (vt_emit_notes): Call dataflow_set_clear early on all
11079 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
11080 computed set, dataflow_set_clear also VTI(bb)->in when we are
11081 done with the basic block. Initialize changed_variables_stack,
11082 free it afterwards. If ENABLE_CHECKING verify that after noting
11083 differences to an empty set value_chains hash table is empty.
11084 (vt_initialize): Initialize value_chains and value_chain_pool.
11085 (vt_finalize): Delete value_chains htab, free value_chain_pool.
11086 (variable_tracking_main): Call dump_dataflow_sets before calling
11087 vt_emit_notes, not after it.
11088 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
11089 (propagate_var_def_into_debug_stmts): Declare.
11090 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
11091 (df_set_note): Reject debug insns.
11092 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
11093 add notes to debug insns.
11094 (df_note_bb_compute): Adjust. Likewise.
11095 (df_simulate_uses): Skip debug insns.
11096 (df_simulate_initialize_backwards): Likewise.
11097 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
11098 (subst_stack_regs_pat): Reject debug insns.
11099 (convert_regs_1): Handle debug insns.
11100 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
11101 (print-rtl.o): Depend on cselib.h.
11102 (cselib.o): Depend on TREE_PASS_H.
11103 (var-tracking.o): Depend on cselib.h and TARGET_H.
11104 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
11105 (init_ready_list): Skip boundary debug insns.
11106 (add_branch_dependences): Skip debug insns.
11107 (free_block_dependencies): Check for blocks with only debug insns.
11108 (compute_priorities): Likewise.
11109 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
11110 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
11112 (gimple_build_debug_bind_stat): New.
11113 (empty_body_p): Skip debug stmts.
11114 (gimple_has_side_effects): Likewise.
11115 (gimple_rhs_has_side_effects): Likewise.
11116 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
11117 (gimple_build_debug_bind_stat): Declare.
11118 (gimple_build_debug_bind): Define.
11119 (is_gimple_debug): New.
11120 (gimple_debug_bind_p): New.
11121 (gimple_debug_bind_get_var): New.
11122 (gimple_debug_bind_get_value): New.
11123 (gimple_debug_bind_get_value_ptr): New.
11124 (gimple_debug_bind_set_var): New.
11125 (gimple_debug_bind_set_value): New.
11126 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
11127 (gimple_debug_bind_reset_value): New.
11128 (gimple_debug_bind_has_value_p): New.
11129 (gsi_next_nondebug): New.
11130 (gsi_prev_nondebug): New.
11131 (gsi_start_nondebug_bb): New.
11132 (gsi_last_nondebug_bb): New.
11133 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
11134 (print_insn): Handle DEBUG_INSN.
11135 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
11136 of first insn prevail.
11137 (first_stmt): Skip debug stmts.
11138 (first_non_label_stmt): Likewise.
11139 (last_stmt): Likewise.
11140 (has_zero_uses_1): New.
11141 (single_imm_use_1): New.
11142 (verify_gimple_debug): New.
11143 (verify_types_in_gimple_stmt): Handle debug stmts.
11144 (verify_stmt): Likewise.
11145 (debug_loop_num): Skip debug stmts.
11146 (remove_edge_and_dominated_blocks): Remove dominators last.
11147 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
11148 (linearize_expr): Likewise.
11149 * config/i386/i386.c (ix86_delegitimize_address): Call
11150 default implementation.
11151 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
11152 (group_barrier_needed): Skip debug insns.
11153 (emit_insn_group_barriers): Likewise.
11154 (emit_all_insn_group_barriers): Likewise.
11155 (ia64_variable_issue): Handle debug insns.
11156 (ia64_dfa_new_cycle): Likewise.
11157 (final_emit_insn_group_barriers): Skip debug insns.
11158 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
11159 def cfa without frame.
11160 (process_set): Likewise.
11161 (process_for_unwind_directive): Pass frame on.
11162 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
11163 (rs6000_delegitimize_address): New.
11164 (rs6000_debug_adjust_cost): Handle debug insns.
11165 (is_microcoded_insn): Likewise.
11166 (is_cracked_insn): Likewise.
11167 (is_nonpipeline_insn): Likewise.
11168 (insn_must_be_first_in_group): Likewise.
11169 (insn_must_be_last_in_group): Likewise.
11170 (force_new_group): Likewise.
11171 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
11172 contains only debug insns.
11173 (rtl_merge_blocks): Skip debug insns.
11174 (purge_dead_edges): Likewise.
11175 (rtl_block_ends_with_call_p): Skip debug insns.
11176 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
11177 (mark_reg_dependencies): Skip debug insns.
11178 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
11179 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
11180 * tree-ssa-threadedge.c
11181 (record_temporary_equivalences_from_stmts): Skip debug stmts.
11182 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
11183 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
11184 (copyprop_hardreg_forward_1): Handle debug insns.
11185 * reload1.c (reload): Skip debug insns. Replace unassigned
11186 pseudos in debug insns with their equivalences.
11187 (eliminate_regs_in_insn): Skip debug insns.
11188 (emit_input_reload_insns): Skip debug insns at first, adjust
11190 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
11191 (get_indirect_ref_operands): Pass opf_no_vops on.
11192 (get_expr_operands): Likewise. Skip debug stmts.
11193 (parse_ssa_operands): Scan debug insns with opf_no_vops.
11195 2009-09-01 Richard Henderson <rth@redhat.com>
11197 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
11198 stmt_ends_pp_p statements at least once.
11199 * tree-vrp.c (vrp_initialize): Likewise.
11200 (vrp_visit_stmt): Be prepared for non-interesting stmts.
11202 2009-09-01 Dodji Seketeli <dodji@redhat.com>
11205 Fix AIX bootstrap after PR debug/30161
11206 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
11207 that is a GNU extension.
11208 (tmpl_value_parm_die_table): Move the definition of this global
11209 outside #ifdef DWARF2_DEBUGGING_INFO region.
11211 2009-09-01 Richard Guenther <rguenther@suse.de>
11213 * tree.c (tree_expr_size): New function.
11214 * tree.h (tree_expr_size): Declare.
11215 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
11216 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
11217 * langhooks.c (lhd_expr_size): Remove.
11218 * langhooks.h (struct lang_hooks): Remove expr_size.
11219 * explow.c (expr_size): Use tree_expr_size.
11220 (int_expr_size): Likewise.
11221 * langhooks-def.h (lhd_expr_size): Remove.
11222 (LANG_HOOKS_EXPR_SIZE): Likewise.
11223 (LANG_HOOKS_INITIALIZER): Adjust.
11225 2009-09-01 Richard Guenther <rguenther@suse.de>
11227 * tree-flow.h (mark_addressable): Move declaration ...
11228 * tree.h (mark_addressable): ... here.
11229 * stmt.c (expand_asm_operands): Use mark_addressable, not
11230 lang_hooks.mark_addressable.
11231 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
11232 LANG_HOOKS_MARK_ADDRESSABLE.
11233 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
11234 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
11236 2009-08-31 Chris Demetriou <cgd@google.com>
11238 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
11239 vectorize if not TARGET_SSE2.
11241 2009-08-31 DJ Delorie <dj@redhat.com>
11243 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
11244 registers if no coprocessor is enabled.
11246 2009-08-31 Dodji Seketeli <dodji@redhat.com>
11249 * cgraph.h (cgraph_get_node): Declare ...
11250 * cgraph.c (cgraph_get_node): ... new function.
11251 * dwarf2out.c (gen_generic_params_dies,
11252 generic_parameter_die, tree_add_const_value_attribute_for_decl,
11253 make_ith_pack_parameter_name,
11254 append_entry_to_tmpl_value_parm_die_table,
11255 gen_remaining_tmpl_value_param_die_attribute): New functions.
11256 (gen_subprogram_die): Generate debug info for template parameters
11257 if debug info level is higher than DINFO_LEVEL_TERSE.
11258 Use tree_add_const_value_attribute_for_decl instead of
11259 tree_add_const_value_attribute.
11260 (gen_const_die): Use tree_add_const_value_attribute_for_decl
11261 instead of tree_add_const_value_attribute.
11262 (gen_struct_or_union_type_die): Generate debug
11263 info for template parameters if debug info level is higher than
11265 (tree_add_const_value_attribute): Handle integral and pointer
11266 constants. Update comment.
11267 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
11268 (dwarf_attr_name): Support DW_AT_GNU_template_name.
11269 (reference_to_unused): Fix thinko. Remove redundant predicates from
11271 (tree_add_const_value_attribute): Make this work for constant
11273 tree_add_const_value_attribute_for_decl is to be used for variable
11275 (add_location_or_const_value_attribute): Use
11276 tree_add_const_value_attribute_for_decl now.
11277 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
11278 DW_TAG_template_value_param DIEs after function DIEs have been
11280 * langhooks.h (lang_hooks_for_types): Add
11281 get_argument_pack_elems.
11282 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
11283 (lang_hooks): Added get_innermost_generic_parms,
11284 get_innermost_generic_args.
11285 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
11286 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
11287 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
11288 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
11290 2009-08-31 DJ Delorie <dj@redhat.com>
11292 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
11293 it once we start generating the prologue or epilogue.
11294 (mep_call_saves_register): If the frame is locked, re-use
11296 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
11297 (mep_expand_prologue): Call it.
11298 (mep_expand_epilogue): Likewise.
11299 (mep_start_function): Use the same logic as mep_expand_prologue.
11300 (mep_pass_by_reference): Make logic more readable.
11301 (mep_return_in_memory): Zero-sized objects are passed in memory.
11302 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
11304 2009-08-31 Richard Guenther <rguenther@suse.de>
11306 * builtins.c (fold_builtin_memory_op): Use the alias oracle
11307 to query if the memory regions for memmove overlap.
11308 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
11309 asserts on pointers, instead deal with odd trees.
11310 (ptr_derefs_may_alias_p): Likewise.
11311 (refs_may_alias_p_1): Constructor bases also never alias.
11313 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
11315 * doc/install.texi (Final install): Adjust reference on where to
11316 order printed manuals.
11318 2009-08-30 Olivier Hainque <hainque@adacore.com>
11320 * dwarf2out.c (switch_to_frame_table_section): Move
11321 definition prior to first use.
11323 2009-08-30 Richard Guenther <rguenther@suse.de>
11325 PR tree-optimization/41186
11326 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
11327 (ao_ref_init_from_ptr_and_size): New function.
11328 (ref_maybe_used_by_call_p_1): Be more precise tracking
11329 used ranges for builtin functions.
11330 (ref_maybe_used_by_call_p): Adjust.
11331 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
11332 ranges for builtin functions.
11333 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
11335 2009-08-30 Alan Modra <amodra@bigpond.net.au>
11338 * fwprop.c (get_reg_use_in): Delete.
11339 (free_load_extend): New function.
11340 (forward_propagate_subreg): Use it.
11342 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
11344 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
11346 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
11349 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
11352 2009-08-29 Douglas B Rupp <rupp@gnat.com>
11354 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
11355 fini or fini_array section.
11357 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11359 * graphite-dependences.c (graphite_legal_transform_bb): Call
11360 pbb_remove_duplicate_pdrs.
11361 * graphite-poly.c (can_collapse_pdr): Removed.
11362 (pdr_find_duplicate): Removed.
11363 (can_collapse_pdrs): New.
11364 (pbb_remove_duplicate_pdrs): New.
11365 (new_poly_dr): Do not look for duplicates.
11366 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
11367 (PBB_PDR_DUPLICATES_REMOVED): New.
11368 (pbb_remove_duplicate_pdrs): Declared.
11370 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11372 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
11373 the strides by multiplying by PDR_NB_REFS.
11374 * graphite-poly.c (can_collapse_pdr): New.
11375 (pdr_find_duplicate): New.
11376 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
11377 Initialize PDR_NB_REFS.
11378 * graphite-poly.h (struct poly_dr): Add field nb_refs.
11379 (PDR_NB_REFS): New.
11380 (new_poly_dr): Number of subscripts is a graphite_dim_t.
11382 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11384 PR middle-end/40965
11385 * graphite-poly.c (apply_poly_transforms): Remove legality test before
11388 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11390 * graphite-dependences.c (pddr_original_scattering): Return NULL
11391 for read-read dependence relations.
11392 * graphite-poly.h (enum poly_dr_type): Fix comment.
11394 (pdr_write_p): New.
11395 (pdr_may_write_p): New.
11397 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11399 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
11400 (struct poly_dr): Same.
11401 (new_poly_dr): Same.
11402 * graphite-poly.c (new_poly_dr): Same.
11403 * graphite-dependences.c (dot_deps): Disable call to system.
11405 2009-08-28 Cary Coutant <ccoutant@google.com>
11408 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
11409 struct/union/enum types local to a function.
11411 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
11412 Sebastian Pop <sebastian.pop@amd.com>
11414 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
11415 pbb_strip_mine_time_depth. Changed the implementation so that
11416 transformation is expressed as a transformation on
11417 time (scatttering) dimensions. Also, ensures that the 2d+1
11418 scheduling format is preserved.
11419 (pbb_strip_mine_profitable_p): Profitability is based on the
11420 iteration number of a given time (scattering) dimension,
11421 and not on a original loop depth dimension.
11422 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
11423 (pbb_do_strip_mine): Call psct_dynamic_dim.
11424 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
11425 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
11426 (pbb_nb_dynamic_scattering_transform): New.
11427 (psct_dynamic_dim): New.
11429 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
11431 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
11432 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
11433 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
11434 * graphite-interchange.c (build_linearized_memory_access): Same.
11435 (memory_stride_in_loop): Same.
11437 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11439 * graphite-dependences.c (pddr_original_scattering): New.
11440 (graphite_legal_transform_dr): Call pddr_original_scattering.
11443 * graphite-dependences.h (dot_deps): Declared.
11444 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
11445 (print_pdr): Print PDR_ID.
11446 * graphite-poly.h (struct poly_dr): Add field id.
11449 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
11451 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11453 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
11454 not delete the original dependence relation.
11456 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11458 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
11459 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
11460 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
11461 (free_poly_ddr): New.
11462 (pddr_is_empty): New.
11463 (dependence_polyhedron_1): Now returns a poly_ddr_p.
11464 (dependence_polyhedron): Same. Remove useless gcc_assert.
11466 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
11467 (graphite_carried_dependence_level_k): Call pddr_is_empty.
11468 * graphite-dependences.h (enum poly_dependence_kind): New.
11469 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
11470 (PDRP_SOURCE): Renamed PDDR_SOURCE.
11471 (PDRP_SINK): Renamed PDDR_SINK.
11472 (PDRP_DDP): Renamed PDDR_DDP.
11474 (free_poly_ddr): Declared.
11475 * graphite-poly.c (new_scop): Use the new hash function names.
11476 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
11477 into original_pddrs.
11478 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
11480 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11482 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
11483 bounds with LT_EXPR to make niter analysis more precise on code
11484 generated by Graphite.
11486 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11488 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
11489 (graphite_legal_transform_bb): Same.
11490 (poly_drs_may_alias_p): Same.
11492 2009-08-28 Richard Guenther <rguenther@suse.de>
11494 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
11496 2009-08-28 Jan Beulich <jbeulich@novell.com>
11498 * config/i386/netware.c: Include langhooks.h.
11499 (i386_nlm_encode_section_info): Simplify.
11500 (netware_override_options): Delete.
11501 * config/i386/netware.h (netware_override_options): Delete
11503 (OVERRIDE_OPTIONS): Delete definition.
11504 (SUBTARGET_OVERRIDE_OPTIONS): Define.
11505 (ASM_COMMENT_START): Define.
11506 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
11508 2009-08-28 Jan Beulich <jbeulich@novell.com>
11510 * configure.ac: For in-tree ld, do a plain version check to
11511 determine whether comdat groups are supported.
11512 * configure: Regenerate.
11514 2009-08-28 Olivier Hainque <hainque@adacore.com>
11516 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
11517 always defined. Reflect definition or absence of such for
11518 COLLECT_EXPORT_LIST. Readability helper.
11519 (scanfilter): New enum, to help control what symbols
11520 are to be considered or ignored by scan_prog_file.
11521 (enum pass): Rename as "scanpass", moved together with scanfilter
11522 prior to scan_prog_file's prototype.
11523 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
11524 Group prototype with the scanpass/scanfilter definitions, factorize
11525 head comments for the several implementations at the prototype.
11526 (main): Reorganize the first pass link control to let AIX
11527 drag only the needed frame tables in executables. Prevent
11528 frame tables collection during the scan aimed at static ctors.
11529 Pre-link and scan for frame tables later to compensate.
11530 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
11531 A C statement to issue assembly directives that create a reference
11532 to the given DWARF table identifier label from the current function
11534 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
11535 to differentiate first time section entry. Only emit a .data
11536 tables start identifier label the first time around.
11537 (switch_to_frame_table_section): New function. Helper for
11538 output_call_frame_info to switch possibly BACK into the eh_frame
11539 or the debug_frame section depending on FOR_EH.
11540 (output_call_frame_info): Use helper to first enter the proper
11542 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
11543 emit a link to the frame table start label from each function
11545 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
11546 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
11547 * config/rs6000/rs6000-protos.h: Declare it.
11548 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
11550 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
11552 * config/sh/sh.c (split_branches): Check the result of
11555 2009-08-27 Steve Ellcey <sje@cup.hp.com>
11557 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
11558 using -pthread -fopenmp
11560 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
11562 * doc/service.texi (service directory): Update URL.
11564 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
11566 PR rtl-optimization/40861
11567 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
11568 extract word from a multi-word subreg for negative byte positions.
11570 2009-08-27 Tristan Gingold <gingold@adacore.com>
11571 Douglas B Rupp <rupp@gnat.com>
11573 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
11574 (SECTION_VMS_OVERLAY): Define.
11575 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
11577 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
11579 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
11580 common_object declarations.
11581 (ia64_section_type_flags): Set section flag for common_object.
11582 * config/ia64/ia64-protos.h
11583 (ia64_vms_output_aligned_decl_common): Declare.
11584 (ia64_vms_elf_asm_named_section): Declare.
11586 2009-08-27 Michael Matz <matz@suse.de>
11588 * expr.c (expand_expr_real_2): New function taking exploded
11589 unary or binary expression, split out from ...
11590 (expand_expr_real_1): ... here. Move over all unary/binary
11591 switch parts to above function, in particular these codes:
11592 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
11593 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
11594 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
11595 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
11596 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
11597 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
11598 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
11599 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
11600 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
11601 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
11602 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
11603 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
11604 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
11605 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
11606 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
11607 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
11608 VEC_PACK_FIX_TRUNC_EXPR.
11609 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
11612 2009-08-27 Richard Guenther <rguenther@suse.de>
11614 * gengtype.c (main): Handle uint64_t.
11615 * ipa-utils.c (get_base_var): Indent properly.
11616 * tree-ssa-live.c (debug_scope_block): New function.
11617 * tree-flow.h (debug_scope_block): Declare.
11618 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
11619 * basic-block.h (enum profile_status): Rename to
11620 enum profile_status_d.
11621 (x_profile_status): Adjust type.
11623 2009-08-27 Dodji Seketeli <dodji@redhat.com>
11626 * dwarf2out.c (get_context_die): Declare this static function.
11627 (gen_type_die_with_usage): Make sure a DIE is a generated for
11628 the context of a typedef.
11630 2009-08-26 Anatoly Sokolov <aesok@post.ru>
11632 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
11635 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
11637 * config/mips/mips-protos.h (mips_output_sync): Declare.
11638 (mips_sync_loop_insns): Likewise.
11639 (mips_output_sync_loop): Replace first two parameters with an rtx.
11640 * config/mips/mips.c (mips_multi_member): New structure.
11641 (mips_multi_members): New variable.
11642 (mips_multi_start): New function.
11643 (mips_multi_add): Likewise.
11644 (mips_multi_add_insn): Likewise.
11645 (mips_multi_add_label): Likewise.
11646 (mips_multi_last_index): Likewise.
11647 (mips_multi_copy_insn): Likewise.
11648 (mips_multi_set_operand): Likewise.
11649 (mips_multi_write): Likewise.
11650 (mips_print_operand_punctuation): Remove '%|' and '%-'.
11651 (mips_init_print_operand_punct): Update accordingly.
11652 (mips_start_ll_sc_sync_block): New function.
11653 (mips_end_ll_sc_sync_block): Likewise.
11654 (mips_output_sync): Likewise.
11655 (mips_sync_insn1_template): Likewise.
11656 (mips_sync_insn2_template): Likewise.
11657 (mips_get_sync_operand): Likewise.
11658 (mips_process_sync_loop): Likewise.
11659 (mips_output_sync_loop): Use mips_process_sync_loop.
11660 (mips_sync_loop_insns): New function.
11661 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
11662 (MIPS_COMPARE_AND_SWAP_12): Likewise.
11663 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
11664 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
11665 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
11666 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
11667 (MIPS_SYNC_OLD_OP_12): Likewise.
11668 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
11669 (MIPS_SYNC_NEW_OP_12): Likewise.
11670 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
11671 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
11672 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
11673 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
11674 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
11675 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
11676 * config/mips/mips.md (sync_mem): New attribute.
11677 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
11678 (sync_exclusive_mask, sync_required_oldval): Likewise.
11679 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
11680 (sync_release_barrier): Likewise.
11681 (length): Handle sync loops.
11682 (sync): Use mips_output_sync.
11683 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
11684 (sync_compare_and_swap<mode>): Set the new sync_* attributes
11685 and use mips_output_sync_loop.
11686 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
11687 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
11688 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
11689 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
11690 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
11691 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
11692 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
11693 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
11694 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
11696 2009-08-26 Richard Guenther <rguenther@suse.de>
11698 PR middle-end/41163
11699 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
11700 the types to not match.
11701 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
11703 * tree-ssa.c (useless_type_conversion_p): Conversions to
11704 pointers to unprototyped functions are useless.
11706 2009-08-26 Richard Guenther <rguenther@suse.de>
11708 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
11709 whole-program condition, prepare to be called for non-globals.
11710 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
11711 params build a representative with known type and track its fields.
11713 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
11715 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
11716 clearing by a taken branch.
11717 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
11718 effectively after bbro pass.
11719 (sync_nand<mode>): Ditto.
11720 (sync_old_<fetchop_name><mode>): Ditto.
11721 (sync_old_nand<mode>): Ditto.
11722 (sync_new_<fetchop_name><mode>): Dito.
11723 (sync_new_nand<mode>): Ditto.
11724 (sync_compare_and_swap<mode>_1): Ditto.
11725 (*sync_compare_and_swap<mode>): Ditto.
11726 (sync_lock_test_and_set<mode>_1): Ditto.
11727 ("sync_lock_test_and_set<mode>): Ditto.
11729 2009-08-25 Douglas B Rupp <rupp@gnat.com>
11731 * hwint.h (HOST_LONG_FORMAT): New macro
11732 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
11733 Use HOST_PTR_PRINTF.
11734 * system.h (HOST_PTR_PRINTF): Resurrect old macro
11735 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
11736 (HOST_PTR_PRINTF): Document.
11738 2009-08-25 Jan Hubicka <jh@suse.cz>
11740 * config/i386/bmmintrin.h: Replace by #error.
11743 Michael Meissner <michael.meissner@amd.com>
11744 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11745 Tony Linthicum <tony.linthicum@amd.com>
11747 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
11748 (TARGET_ROUND): New macro for the round/ptest instructions which
11749 are shared between SSE4.1 and SSE5.
11750 (OPTION_MASK_ISA_ROUND): Ditto.
11751 (OPTION_ISA_ROUND): Ditto.
11752 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
11753 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
11755 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
11756 (-mfused-madd): New switch to give users control over whether the
11757 compiler optimizes to use the multiply/add SSE5 instructions.
11759 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
11760 (ix86_handle_option): Turn off 3dnow if -msse5.
11761 (override_options): Add SSE5 support.
11762 (print_operand): %Y prints comparison codes for SSE5 com/pcom
11764 (ix86_expand_sse_movcc): Add SSE5 support.
11765 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
11766 vector type to the next largest size.
11767 (ix86_expand_sse5_pack): New function to use pperm to pack a
11768 vector type to the next smallest size.
11769 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
11770 (IX86_BUILTIN_FMADDSD): Ditto.
11771 (IX86_BUILTIN_FMADDPS): Ditto.
11772 (IX86_BUILTIN_FMADDPD): Ditto.
11773 (IX86_BUILTIN_FMSUBSS): Ditto.
11774 (IX86_BUILTIN_FMSUBSD): Ditto.
11775 (IX86_BUILTIN_FMSUBPS): Ditto.
11776 (IX86_BUILTIN_FMSUBPD): Ditto.
11777 (IX86_BUILTIN_FNMADDSS): Ditto.
11778 (IX86_BUILTIN_FNMADDSD): Ditto.
11779 (IX86_BUILTIN_FNMADDPS): Ditto.
11780 (IX86_BUILTIN_FNMADDPD): Ditto.
11781 (IX86_BUILTIN_FNMSUBSS): Ditto.
11782 (IX86_BUILTIN_FNMSUBSD): Ditto.
11783 (IX86_BUILTIN_FNMSUBPS): Ditto.
11784 (IX86_BUILTIN_FNMSUBPD): Ditto.
11785 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
11786 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
11787 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
11788 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
11789 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
11790 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
11791 (IX86_BUILTIN_PPERM): Ditto.
11792 (IX86_BUILTIN_PERMPS): Ditto.
11793 (IX86_BUILTIN_PERMPD): Ditto.
11794 (IX86_BUILTIN_PMACSSWW): Ditto.
11795 (IX86_BUILTIN_PMACSWW): Ditto.
11796 (IX86_BUILTIN_PMACSSWD): Ditto.
11797 (IX86_BUILTIN_PMACSWD): Ditto.
11798 (IX86_BUILTIN_PMACSSDD): Ditto.
11799 (IX86_BUILTIN_PMACSDD): Ditto.
11800 (IX86_BUILTIN_PMACSSDQL): Ditto.
11801 (IX86_BUILTIN_PMACSSDQH): Ditto.
11802 (IX86_BUILTIN_PMACSDQL): Ditto.
11803 (IX86_BUILTIN_PMACSDQH): Ditto.
11804 (IX86_BUILTIN_PMADCSSWD): Ditto.
11805 (IX86_BUILTIN_PMADCSWD): Ditto.
11806 (IX86_BUILTIN_PHADDBW): Ditto.
11807 (IX86_BUILTIN_PHADDBD): Ditto.
11808 (IX86_BUILTIN_PHADDBQ): Ditto.
11809 (IX86_BUILTIN_PHADDWD): Ditto.
11810 (IX86_BUILTIN_PHADDWQ): Ditto.
11811 (IX86_BUILTIN_PHADDDQ): Ditto.
11812 (IX86_BUILTIN_PHADDUBW): Ditto.
11813 (IX86_BUILTIN_PHADDUBD): Ditto.
11814 (IX86_BUILTIN_PHADDUBQ): Ditto.
11815 (IX86_BUILTIN_PHADDUWD): Ditto.
11816 (IX86_BUILTIN_PHADDUWQ): Ditto.
11817 (IX86_BUILTIN_PHADDUDQ): Ditto.
11818 (IX86_BUILTIN_PHSUBBW): Ditto.
11819 (IX86_BUILTIN_PHSUBWD): Ditto.
11820 (IX86_BUILTIN_PHSUBDQ): Ditto.
11821 (IX86_BUILTIN_PROTB): Ditto.
11822 (IX86_BUILTIN_PROTW): Ditto.
11823 (IX86_BUILTIN_PROTD): Ditto.
11824 (IX86_BUILTIN_PROTQ): Ditto.
11825 (IX86_BUILTIN_PROTB_IMM): Ditto.
11826 (IX86_BUILTIN_PROTW_IMM): Ditto.
11827 (IX86_BUILTIN_PROTD_IMM): Ditto.
11828 (IX86_BUILTIN_PROTQ_IMM): Ditto.
11829 (IX86_BUILTIN_PSHLB): Ditto.
11830 (IX86_BUILTIN_PSHLW): Ditto.
11831 (IX86_BUILTIN_PSHLD): Ditto.
11832 (IX86_BUILTIN_PSHLQ): Ditto.
11833 (IX86_BUILTIN_PSHAB): Ditto.
11834 (IX86_BUILTIN_PSHAW): Ditto.
11835 (IX86_BUILTIN_PSHAD): Ditto.
11836 (IX86_BUILTIN_PSHAQ): Ditto.
11837 (IX86_BUILTIN_FRCZSS): Ditto.
11838 (IX86_BUILTIN_FRCZSD): Ditto.
11839 (IX86_BUILTIN_FRCZPS): Ditto.
11840 (IX86_BUILTIN_FRCZPD): Ditto.
11841 (IX86_BUILTIN_CVTPH2PS): Ditto.
11842 (IX86_BUILTIN_CVTPS2PH): Ditto.
11843 (IX86_BUILTIN_COMEQSS): Ditto.
11844 (IX86_BUILTIN_COMNESS): Ditto.
11845 (IX86_BUILTIN_COMLTSS): Ditto.
11846 (IX86_BUILTIN_COMLESS): Ditto.
11847 (IX86_BUILTIN_COMGTSS): Ditto.
11848 (IX86_BUILTIN_COMGESS): Ditto.
11849 (IX86_BUILTIN_COMUEQSS): Ditto.
11850 (IX86_BUILTIN_COMUNESS): Ditto.
11851 (IX86_BUILTIN_COMULTSS): Ditto.
11852 (IX86_BUILTIN_COMULESS): Ditto.
11853 (IX86_BUILTIN_COMUGTSS): Ditto.
11854 (IX86_BUILTIN_COMUGESS): Ditto.
11855 (IX86_BUILTIN_COMORDSS): Ditto.
11856 (IX86_BUILTIN_COMUNORDSS): Ditto.
11857 (IX86_BUILTIN_COMFALSESS): Ditto.
11858 (IX86_BUILTIN_COMTRUESS): Ditto.
11859 (IX86_BUILTIN_COMEQSD): Ditto.
11860 (IX86_BUILTIN_COMNESD): Ditto.
11861 (IX86_BUILTIN_COMLTSD): Ditto.
11862 (IX86_BUILTIN_COMLESD): Ditto.
11863 (IX86_BUILTIN_COMGTSD): Ditto.
11864 (IX86_BUILTIN_COMGESD): Ditto.
11865 (IX86_BUILTIN_COMUEQSD): Ditto.
11866 (IX86_BUILTIN_COMUNESD): Ditto.
11867 (IX86_BUILTIN_COMULTSD): Ditto.
11868 (IX86_BUILTIN_COMULESD): Ditto.
11869 (IX86_BUILTIN_COMUGTSD): Ditto.
11870 (IX86_BUILTIN_COMUGESD): Ditto.
11871 (IX86_BUILTIN_COMORDSD): Ditto.
11872 (IX86_BUILTIN_COMUNORDSD): Ditto.
11873 (IX86_BUILTIN_COMFALSESD): Ditto.
11874 (IX86_BUILTIN_COMTRUESD): Ditto.
11875 (IX86_BUILTIN_COMEQPS): Ditto.
11876 (IX86_BUILTIN_COMNEPS): Ditto.
11877 (IX86_BUILTIN_COMLTPS): Ditto.
11878 (IX86_BUILTIN_COMLEPS): Ditto.
11879 (IX86_BUILTIN_COMGTPS): Ditto.
11880 (IX86_BUILTIN_COMGEPS): Ditto.
11881 (IX86_BUILTIN_COMUEQPS): Ditto.
11882 (IX86_BUILTIN_COMUNEPS): Ditto.
11883 (IX86_BUILTIN_COMULTPS): Ditto.
11884 (IX86_BUILTIN_COMULEPS): Ditto.
11885 (IX86_BUILTIN_COMUGTPS): Ditto.
11886 (IX86_BUILTIN_COMUGEPS): Ditto.
11887 (IX86_BUILTIN_COMORDPS): Ditto.
11888 (IX86_BUILTIN_COMUNORDPS): Ditto.
11889 (IX86_BUILTIN_COMFALSEPS): Ditto.
11890 (IX86_BUILTIN_COMTRUEPS): Ditto.
11891 (IX86_BUILTIN_COMEQPD): Ditto.
11892 (IX86_BUILTIN_COMNEPD): Ditto.
11893 (IX86_BUILTIN_COMLTPD): Ditto.
11894 (IX86_BUILTIN_COMLEPD): Ditto.
11895 (IX86_BUILTIN_COMGTPD): Ditto.
11896 (IX86_BUILTIN_COMGEPD): Ditto.
11897 (IX86_BUILTIN_COMUEQPD): Ditto.
11898 (IX86_BUILTIN_COMUNEPD): Ditto.
11899 (IX86_BUILTIN_COMULTPD): Ditto.
11900 (IX86_BUILTIN_COMULEPD): Ditto.
11901 (IX86_BUILTIN_COMUGTPD): Ditto.
11902 (IX86_BUILTIN_COMUGEPD): Ditto.
11903 (IX86_BUILTIN_COMORDPD): Ditto.
11904 (IX86_BUILTIN_COMUNORDPD): Ditto.
11905 (IX86_BUILTIN_COMFALSEPD): Ditto.
11906 (IX86_BUILTIN_COMTRUEPD): Ditto.
11907 (IX86_BUILTIN_PCOMEQUB): Ditto.
11908 (IX86_BUILTIN_PCOMNEUB): Ditto.
11909 (IX86_BUILTIN_PCOMLTUB): Ditto.
11910 (IX86_BUILTIN_PCOMLEUB): Ditto.
11911 (IX86_BUILTIN_PCOMGTUB): Ditto.
11912 (IX86_BUILTIN_PCOMGEUB): Ditto.
11913 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
11914 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
11915 (IX86_BUILTIN_PCOMEQUW): Ditto.
11916 (IX86_BUILTIN_PCOMNEUW): Ditto.
11917 (IX86_BUILTIN_PCOMLTUW): Ditto.
11918 (IX86_BUILTIN_PCOMLEUW): Ditto.
11919 (IX86_BUILTIN_PCOMGTUW): Ditto.
11920 (IX86_BUILTIN_PCOMGEUW): Ditto.
11921 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
11922 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
11923 (IX86_BUILTIN_PCOMEQUD): Ditto.
11924 (IX86_BUILTIN_PCOMNEUD): Ditto.
11925 (IX86_BUILTIN_PCOMLTUD): Ditto.
11926 (IX86_BUILTIN_PCOMLEUD): Ditto.
11927 (IX86_BUILTIN_PCOMGTUD): Ditto.
11928 (IX86_BUILTIN_PCOMGEUD): Ditto.
11929 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
11930 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
11931 (IX86_BUILTIN_PCOMEQUQ): Ditto.
11932 (IX86_BUILTIN_PCOMNEUQ): Ditto.
11933 (IX86_BUILTIN_PCOMLTUQ): Ditto.
11934 (IX86_BUILTIN_PCOMLEUQ): Ditto.
11935 (IX86_BUILTIN_PCOMGTUQ): Ditto.
11936 (IX86_BUILTIN_PCOMGEUQ): Ditto.
11937 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
11938 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
11939 (IX86_BUILTIN_PCOMEQB): Ditto.
11940 (IX86_BUILTIN_PCOMNEB): Ditto.
11941 (IX86_BUILTIN_PCOMLTB): Ditto.
11942 (IX86_BUILTIN_PCOMLEB): Ditto.
11943 (IX86_BUILTIN_PCOMGTB): Ditto.
11944 (IX86_BUILTIN_PCOMGEB): Ditto.
11945 (IX86_BUILTIN_PCOMFALSEB): Ditto.
11946 (IX86_BUILTIN_PCOMTRUEB): Ditto.
11947 (IX86_BUILTIN_PCOMEQW): Ditto.
11948 (IX86_BUILTIN_PCOMNEW): Ditto.
11949 (IX86_BUILTIN_PCOMLTW): Ditto.
11950 (IX86_BUILTIN_PCOMLEW): Ditto.
11951 (IX86_BUILTIN_PCOMGTW): Ditto.
11952 (IX86_BUILTIN_PCOMGEW): Ditto.
11953 (IX86_BUILTIN_PCOMFALSEW): Ditto.
11954 (IX86_BUILTIN_PCOMTRUEW): Ditto.
11955 (IX86_BUILTIN_PCOMEQD): Ditto.
11956 (IX86_BUILTIN_PCOMNED): Ditto.
11957 (IX86_BUILTIN_PCOMLTD): Ditto.
11958 (IX86_BUILTIN_PCOMLED): Ditto.
11959 (IX86_BUILTIN_PCOMGTD): Ditto.
11960 (IX86_BUILTIN_PCOMGED): Ditto.
11961 (IX86_BUILTIN_PCOMFALSED): Ditto.
11962 (IX86_BUILTIN_PCOMTRUED): Ditto.
11963 (IX86_BUILTIN_PCOMEQQ): Ditto.
11964 (IX86_BUILTIN_PCOMNEQ): Ditto.
11965 (IX86_BUILTIN_PCOMLTQ): Ditto.
11966 (IX86_BUILTIN_PCOMLEQ): Ditto.
11967 (IX86_BUILTIN_PCOMGTQ): Ditto.
11968 (IX86_BUILTIN_PCOMGEQ): Ditto.
11969 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
11970 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
11971 (enum multi_arg_type): New enum for describing the various SSE5
11972 intrinsic argument types.
11973 (bdesc_multi_arg): New table for SSE5 intrinsics.
11974 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
11975 (ix86_expand_multi_arg_builtin): New function for creating SSE5
11977 (ix86_expand_builtin): Add SSE5 intrinsic support.
11978 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
11979 operand instructions.
11980 (ix86_expand_sse5_multiple_memory): New function to split the
11981 second memory reference from SSE5 instructions.
11982 (type_has_variadic_args_p): Delete in favor of stdarg_p.
11983 (ix86_return_pops_args): Use stdarg_p to determine if the function
11984 has variable arguments.
11985 (ix86_setup_incoming_varargs): Ditto.
11986 (x86_this_parameter): Ditto.
11988 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
11990 (ix86_expand_sse5_pack): Ditto.
11991 (ix86_sse5_valid_op_p): Ditto.
11992 (ix86_expand_sse5_multiple_memory): Ditto.
11994 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
11995 constant for SSE5 support.
11996 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
11997 (UNSPEC_SSE5_TRUEFALSE): Ditto.
11998 (UNSPEC_SSE5_PERMUTE): Ditto.
11999 (UNSPEC_SSE5_ASHIFT): Ditto.
12000 (UNSPEC_SSE5_LSHIFT): Ditto.
12001 (UNSPEC_FRCZ): Ditto.
12002 (UNSPEC_CVTPH2PS): Ditto.
12003 (UNSPEC_CVTPS2PH): Ditto.
12004 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
12005 (PCOM_TRUE): Ditto.
12006 (COM_FALSE_S): Ditto.
12007 (COM_FALSE_P): Ditto.
12008 (COM_TRUE_S): Ditto.
12009 (COM_TRUE_P): Ditto.
12010 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
12011 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
12013 (memory attribute): Ditto.
12014 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
12015 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
12016 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
12017 (floor<mode>2): Ditto.
12018 (ceil<mode>2): Ditto.
12019 (btrunc<mode>2): Ditto.
12020 (nearbyintdf2): Ditto.
12021 (nearbyintsf2): Ditto.
12022 (sse_setccsf): Disable if SSE5.
12023 (sse_setccdf): Ditto.
12024 (sse5_setcc<mode>): New support for SSE5 conditional move.
12025 (sse5_pcmov_<mode>): Ditto.
12027 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
12028 (SSEMODEF4): Ditto.
12029 (SSEMODEF2P): Ditto.
12030 (ssemodesuffixf4): New mode attribute for SSE5.
12031 (ssemodesuffixf2s): Ditto.
12032 (ssemodesuffixf2c): Ditto.
12033 (sserotatemax): Ditto.
12034 (ssescalarmode): Ditto.
12035 (sse_maskcmpv4sf3): Disable if SSE5.
12036 (sse_maskcmpv2df3): Ditto.
12037 (sse_vmmaskcmpv4sf3): Ditto.
12038 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
12039 (sse5_vmfmadd<mode>4): Ditto.
12040 (sse5_fmsub<mode>4): Ditto.
12041 (sse5_vmfmsub<mode>4): Ditto.
12042 (sse5_fnmadd<mode>4): Ditto.
12043 (sse5_vmfnmadd<mode>4): Ditto.
12044 (sse5_fnmsub<mode>4): Ditto.
12045 (sse5_vmfnmsub<mode>4): Ditto.
12046 (sse5i_fmadd<mode>4): Ditto.
12047 (sse5i_fmsub<mode>4): Ditto.
12048 (sse5i_fnmadd<mode>4): Ditto.
12049 (sse5i_fnmsub<mode>4): Ditto.
12050 (sse5i_vmfmadd<mode>4): Ditto.
12051 (sse5i_vmfmsub<mode>4): Ditto.
12052 (sse5i_vmfnmadd<mode>4): Ditto.
12053 (sse5i_vmfnmsub<mode>4): Ditto.
12054 (mulv16qi3): Add SSE5 support.
12056 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
12057 (sse2_mulv4si3): Disable if SSE5.
12058 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
12059 (sse4_1_roundps): Ditto.
12060 (sse4_1_roundsd): Ditto.
12061 (sse4_1_roundss): Ditto.
12062 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
12064 (sse_maskcmpsf3): Ditto.
12065 (sse_vmmaskcmpv4sf3): Ditto.
12066 (sse2_maskcmpv2df3): Ditto.
12067 (sse2_maskcmpdf3): Ditto.
12068 (sse2_vmmaskcmpv2df3): Ditto.
12069 (sse2_eq<mode>3): Ditto.
12070 (sse2_gt<mode>3): Ditto.
12071 (sse5_pcmov_<mode>): Add SSE5 support.
12072 (vec_unpacku_hi_v16qi): Ditto.
12073 (vec_unpacks_hi_v16qi): Ditto.
12074 (vec_unpacku_lo_v16qi): Ditto.
12075 (vec_unpacks_lo_v16qi): Ditto.
12076 (vec_unpacku_hi_v8hi): Ditto.
12077 (vec_unpacks_hi_v8hi): Ditto.
12078 (vec_unpacku_lo_v8hi): Ditto.
12079 (vec_unpacks_lo_v8hi): Ditto.
12080 (vec_unpacku_hi_v4si): Ditto.
12081 (vec_unpacks_hi_v4si): Ditto.
12082 (vec_unpacku_lo_v4si): Ditto.
12083 (vec_unpacks_lo_v4si): Ditto.
12084 (sse5_pmacsww): New SSE5 intrinsic insn.
12085 (sse5_pmacssww): Ditto.
12086 (sse5_pmacsdd): Ditto.
12087 (sse5_pmacssdd): Ditto.
12088 (sse5_pmacssdql): Ditto.
12089 (sse5_pmacssdqh): Ditto.
12090 (sse5_pmacsdqh): Ditto.
12091 (sse5_pmacsswd): Ditto.
12092 (sse5_pmacswd): Ditto.
12093 (sse5_pmadcsswd): Ditto.
12094 (sse5_pmadcswd): Ditto.
12095 (sse5_pcmov_<move>): Conditional move support on SSE5.
12096 (sse5_phaddbw): New SSE5 intrinsic insn.
12097 (sse5_phaddbd): Ditto.
12098 (sse5_phaddbq): Ditto.
12099 (sse5_phaddwd): Ditto.
12100 (sse5_phaddwq): Ditto.
12101 (sse5_phadddq): Ditto.
12102 (sse5_phaddubw): Ditto.
12103 (sse5_phaddubd): Ditto.
12104 (sse5_phaddubq): Ditto.
12105 (sse5_phadduwd): Ditto.
12106 (sse5_phadduwq): Ditto.
12107 (sse5_phaddudq): Ditto.
12108 (sse5_phsubbw): Ditto.
12109 (sse5_phsubwd): Ditto.
12110 (sse5_phsubdq): Ditto.
12111 (sse5_pperm): Ditto.
12112 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
12113 (sse5_pperm_zero_v16qi_v8hi): Ditto.
12114 (sse5_pperm_sign_v8hi_v4si): Ditto.
12115 (sse5_pperm_zero_v8hi_v4si): Ditto.
12116 (sse5_pperm_sign_v4si_v2di): Ditto.
12117 (sse5_pperm_sign_v4si_v2di): Ditto.
12118 (sse5_pperm_pack_v2di_v4si): Ditto.
12119 (sse5_pperm_pack_v4si_v8hi): Ditto.
12120 (sse5_pperm_pack_v8hi_v16qi): Ditto.
12121 (sse5_perm<mode>): New SSE5 intrinsic insn.
12122 (rotl<mode>3): Ditto.
12123 (sse5_rotl<mode>3): Ditto.
12124 (sse5_ashl<mode>3): Ditto.
12125 (sse5_lshl<mode>3): Ditto.
12126 (sse5_frcz<mode>2): Ditto.
12127 (sse5s_frcz<mode>2): Ditto.
12128 (sse5_cvtph2ps): Ditto.
12129 (sse5_cvtps2ph): Ditto.
12130 (sse5_vmmaskcmp<mode>3): Ditto.
12131 (sse5_com_tf<mode>3): Ditto.
12132 (sse5_maskcmp<mode>3): Ditto.
12133 (sse5_maskcmp_uns<mode>3): Ditto.
12134 (sse5_maskcmp_uns2<mode>3): Ditto.
12135 (sse5_pcom_tf<mode>3): Ditto.
12137 * config/i386/predicates.md (sse5_comparison_float_operator):
12138 New predicate to match the comparison operators supported by
12139 the SSE5 com instruction.
12140 (ix86_comparison_int_operator): New predicate to match just the
12141 signed int comparisons.
12142 (ix86_comparison_uns_operator): New predicate to match just the
12143 unsigned int comparisons.
12145 * doc/invoke.texi (-msse5): Add documentation.
12146 (-mfused-madd): Ditto.
12148 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
12150 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
12152 (x86_64-*-*): Ditto.
12154 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
12156 * config/i386/bmmintrin.h: New file, provide common x86 compiler
12157 intrinisics for SSE5.
12159 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
12162 * config/i386/mmintrin-common.h: New file, to contain common
12163 instructions between SSE4.1 and SSE5.
12165 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
12166 FOREACH_FUNCTION_ARGS to iterate over the argument list.
12167 (gen_regparm_prefix): Ditto.
12169 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
12170 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
12171 prototype_p to determine if a function is prototyped.
12173 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
12175 * c-common.c (c_common_reswords) add the alignof keyword,
12176 with same RID as __alignof and __alignof__
12178 2009-08-25 Anatoly Sokolov <aesok@post.ru>
12180 * hooks.h (hook_bool_const_int_const_int_true): Declare.
12181 * hooks.c (hook_bool_const_int_const_int_true): New function.
12182 * target.h (struct gcc_target): Add can_eliminate field.
12183 * target-def.h (TARGET_CAN_ELIMINATE): Define.
12184 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
12185 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
12186 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
12187 (elim_table): Revise comment.
12188 * system.h (CAN_ELIMINATE): Poison.
12189 * defaults.h (CAN_ELIMINATE): Remove.
12190 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
12192 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
12193 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
12195 (alpha_vms_can_eliminate): Declare as static, change return type to
12197 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
12199 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
12200 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
12201 (arm_can_eliminate): New function.
12203 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
12204 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
12205 (avr_can_eliminate): Declare as static.
12206 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
12208 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
12209 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
12210 (bfin_can_eliminate): New function.
12212 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
12213 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
12214 (crx_can_eliminate): New function.
12216 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
12217 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
12218 (fr30_can_eliminate): New function.
12220 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
12221 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
12222 (frv_can_eliminate): New function.
12224 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
12225 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
12226 (h8300_can_eliminate): New function.
12228 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
12229 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
12230 (i386_can_eliminate): Declare as static, change return type to bool.
12231 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
12233 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
12234 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
12235 (ia64_can_eliminate): New function.
12237 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
12238 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
12239 (iq2000_can_eliminate): New function.
12241 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
12242 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
12243 (m32r_can_eliminate): New function.
12245 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
12246 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
12247 (m68hc11_can_eliminate): New function.
12249 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
12250 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
12251 (m68k_can_eliminate): New function.
12253 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
12254 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
12255 (mep_can_eliminate): New function.
12257 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
12258 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
12259 (mips_can_eliminate): New function.
12261 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
12262 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
12263 (rs6000_can_eliminate): New function.
12265 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
12266 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
12267 (s390_can_eliminate): Declare as static.
12268 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
12270 * config/score/score.h (CAN_ELIMINATE): Remove macro.
12271 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
12272 (score_can_eliminate): New function.
12274 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
12275 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
12276 (sparc_can_eliminate): Declare as static.
12277 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
12279 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
12280 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
12281 (xstormy16_can_eliminate): New function.
12283 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
12284 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
12285 (v850_can_eliminate): New function.
12287 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
12289 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
12290 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
12291 (*movdfcc_ext[1234]): Disable for IEEE mode.
12293 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
12295 * gimplify.c (prepare_gimple_addressable): New static function.
12296 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
12298 (gimplify_addr_expr): Invoke it similarly on the operand instead of
12299 manually fiddling with it.
12301 2009-08-25 Michael Matz <matz@suse.de>
12303 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
12304 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
12306 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
12307 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
12308 (do_jump): Split out code for simple binary comparisons into ...
12309 (do_jump_1): ... this, taking the individual operands and code.
12310 Change callers to helper function above accordingly.
12311 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
12314 2009-08-25 Michael Matz <matz@suse.de>
12316 * expr.h (struct separate_ops, sepops): New type for passing
12317 around an exploded simple expression.
12318 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
12319 Use this structure instead of expression tree.
12320 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
12321 expression, only its type.
12322 (expand_vec_cond_expr): Take type and individual operands instead
12323 of full expression.
12324 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
12325 expand_vec_shift_expr): Change prototype accordingly.
12326 * tree-vect-stmts.c (vectorizable_condition): Change call of
12327 expand_vec_cond_expr_p to pass only type.
12328 * expr.c (do_store_flags): Change prototype and implementation
12329 to take an exploded expression.
12330 (expand_expr_real_1): New local ops initialized with details
12331 of the full expression. Use it instead of full
12332 expression in calls to do_store_flags, expand_vec_cond_expr,
12333 expand_widen_pattern_expr and expand_vec_shift_expr.
12335 2009-08-25 Michael Matz <matz@suse.de>
12337 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
12338 treeop2 initialized with first three operands of the full expression.
12339 Substitute all TREE_OPERAND (exp, [012]) calls with them.
12341 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
12343 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
12344 (__gthread_objc_condition_allocate): Mark arguments as unused.
12345 (__gthread_objc_condition_deallocate): Likewise.
12346 (__gthread_objc_condition_wait): Likewise.
12347 (__gthread_objc_condition_broadcast): Likewise.
12348 (__gthread_objc_condition_signal): Likewise.
12349 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
12350 (__gthread_objc_thread_id): Likewise.
12352 2009-08-25 Janus Weil <janus@gcc.gnu.org>
12354 PR middle-end/41149
12355 * tree-pretty-print.c (print_call_name): Print the correct call name
12356 for procedure pointer components.
12358 2009-08-24 Steve Ellcey <sje@cup.hp.com>
12360 * config/ia64/ia64.c (ia64_promote_function_mode): Call
12361 default_promote_function_mode when not VMS.
12363 2009-08-24 Olivier Hainque <hainque@adacore.com>
12365 * convert.c (convert_to_integer): Don't assume an input pointer is
12366 POINTER_SIZE wide. Fetch from the type instead.
12368 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12370 * configure.ac (AC_PREREQ): Bump to 2.64.
12372 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
12374 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
12375 (process_command): Don't search standard_exec_prefix_1 and
12376 standard_exec_prefix_2.
12378 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12380 * config/arm/arm.c (output_return_instruction): Handle for
12383 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12385 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
12387 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12389 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
12390 (*arm_movdf_vfp): Likewise.
12392 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12394 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
12395 (vashr<mode>3): Rename from ashr<mode>3.
12396 (vlshr<mode>3): Rename from lshr<mode>3.
12398 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
12401 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
12402 (check_format_info_main): Use scalar_identify_flag.
12403 (check_format_types): Check for scalar size identity if
12404 scalar_identify_flag is set.
12405 (printf_length_specs): Extend by new field.
12406 (asm_fprintf_length_specs): Likewise.
12407 (gcc_diag_length_specs): Likewise.
12408 (scanf_length_specs): Likewise.
12409 (strfmon_length_specs): Likewise.
12410 (gcc_gfc_length_specs): Likewise.
12411 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
12412 (ms_printf_flag_specs): Likewise.
12413 * c-format.h (format_length_info): Add new member scalar_identity_flag.
12415 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
12418 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
12419 (*call_value_pop_1): Ditto.
12420 (*sibcall_pop_1): New insn pattern.
12421 (*sibcall_value_pop_1): Ditto.
12423 2009-08-23 Alan Modra <amodra@bigpond.net.au>
12426 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
12429 2009-08-23 Alan Modra <amodra@bigpond.net.au>
12432 * fwprop.c (try_fwprop_subst): Allow multiple sets.
12433 (get_reg_use_in): New function.
12434 (forward_propagate_subreg): Propagate through subreg of zero_extend
12437 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
12439 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
12440 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
12442 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12444 * configure.ac: Remove --with-datarootdir, --with-docdir,
12445 --with-htmldir switches. No need to call AC_SUBST for
12446 datarootdir, docdir, htmldir any more.
12447 * configure: Regenerate.
12448 * doc/install.texi (Configuration): Document --datarootdir,
12449 --docdir, --htmldir, --pdfdir; update documentation for
12450 --infodir, --mandir.
12451 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
12454 * aclocal.m4: Regenerate.
12455 * config.in: Regenerate.
12456 * configure: Regenerate.
12458 2009-08-21 Douglas B Rupp <rupp@gnat.com>
12459 Olivier Hainque <hainque@adacore.com>
12461 * config/ia64/ia64.c: Include libfuncs.h.
12462 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
12463 (ia64_expand_call): Use reg 25 on VMS.
12464 (ia64_initialize_trampoline): Fix for VMS ABI.
12465 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
12466 (ia64_function_arg): Initialize reg 25 on VMS.
12467 Fix OpenVMS ABI issues for varargs.
12468 For OpenVMS, emit the Argument Information register set in the
12469 incoming/sibcall case as well.
12470 (ia64_arg_type): New function.
12471 (ia64_function_arg_advance): Keep track of cum->words.
12472 Fix OpenVMS ABI issues for varargs.
12473 (ia64_function_value): On VMS, promote mode of non-aggregate types.
12474 (ia64_override_options): Set flag_no_common on VMS.
12475 (ia64_init_builtins): Disable FWRITE builtin.
12476 (ia64_asm_output_external): Call DO_CRTL_NAMES.
12477 (ia64_vms_init_libfuncs): Add decc$ routines.
12478 (ia64_vms_valid_pointer_mode): New function.
12479 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
12480 (ia64_promote_function_mode): New function
12481 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
12482 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
12483 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
12484 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
12485 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
12486 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
12487 Suppress trailing '#' if VALUE is numeric.
12488 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
12489 ia64_promote_function_mode.
12490 (TARGET_VALID_POINTER_MODE): Define.
12492 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
12495 * config/rs6000/rs6000.c (rs6000_override_options): Use
12496 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
12499 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
12500 reporting of vector + decimal/boolean/complex error.
12502 2009-08-21 Jakub Jelinek <jakub@redhat.com>
12504 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
12505 __vector double TYPE_DECL.
12507 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
12509 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
12510 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
12511 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
12512 to pointer to enum machine_mode. Update all callers as needed.
12514 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
12516 * config/alpha/alpha.md (exception_receiver): Emit alternative
12517 GP load sequence if flag_reorder_blocks_and_partition is set.
12518 (*exception_receiver_2): Also enable when
12519 flag_reorder_blocks_and_partition is set.
12521 2009-08-20 Matt Rice <ratmice@gmail.com>
12522 Diego Novillo <dnovillo@google.com>
12524 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
12527 2009-08-20 Richard Guenther <rguenther@suse.de>
12529 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
12530 * c-tree.h (c_dup_lang_specific_decl): Remove.
12531 (struct lang_decl, struct lang_type): Move definitions ...
12532 * c-lang.h: ... here. New file.
12533 * c-decl.c: Include c-lang.h.
12534 (c_dup_lang_specific_decl): Remove.
12535 * c-typeck.c: Include c-lang.h.
12536 * Makefile.in (c-decl.o): Add c-lang.h dependency.
12537 (c-typeck.o): Likewise.
12538 * c-config-lang.in (gtfiles): Add c-lang.h.
12539 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
12542 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
12544 * config/alpha/alpha.c (alpha_end_function): Do not clear
12545 crtl->emit structure and free insn locators if cfun->is_thunk is true,
12546 this is now handled in generic code.
12548 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
12550 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
12551 (s390_z10_fix_long_loop_prediction): New function.
12552 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
12553 (s390_reorg): Walk over the INSNs and invoke
12554 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
12556 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
12558 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
12559 "*brx_64bit", "*brx_31bit"): New patterns.
12560 * config/s390/s390.c ('E'): New output modifier.
12562 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12563 Richard Earnshaw <richard.earnshaw@arm.com>
12565 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
12566 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
12568 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12570 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
12572 * pa.c (emit_move_sequence): Check if address of operand1 is valid
12573 for mode mode of operand0 when doing secondary reload for SAR.
12575 2009-08-19 Jakub Jelinek <jakub@redhat.com>
12577 PR middle-end/41123
12578 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
12579 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
12581 2009-08-19 Jason Merrill <jason@redhat.com>
12583 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
12584 supported template depth in C++0x.
12586 2009-08-19 Jakub Jelinek <jakub@redhat.com>
12588 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
12589 free_after_compilation.
12590 * config/score/score7.c (score7_output_mi_thunk): Likewise.
12591 * config/score/score3.c (score3_output_mi_thunk): Likewise.
12592 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
12593 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
12594 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
12595 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
12596 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
12598 2009-08-19 Ian Lance Taylor <iant@google.com>
12600 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
12601 of (plus (mult (neg B) C) A).
12603 2009-08-18 Michael Matz <matz@suse.de>
12605 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
12606 instead of comparing TYPE_MAIN_VARIANT for equality.
12607 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
12608 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
12609 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
12610 * gimplify.c (goa_lhs_expr_p): Ditto and use
12611 STRIP_USELESS_TYPE_CONVERSION.
12613 2009-08-18 Michael Matz <matz@suse.de>
12615 * tree-ssa-structalias.c (create_variable_info_for): Also mark
12616 first field in a struct.
12617 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
12619 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
12621 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
12622 locators before emit_insn is called. Remove assert that
12624 (alpha_end_function): Clear crtl->emit structure and free insn
12625 locators if cfun->is_thunk is true.
12627 2009-08-18 Jason Merrill <jason@redhat.com>
12629 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
12631 * configure.ac: Test for it.
12632 * configure, config.in: Regenerate.
12633 * doc/install.texi: Document --enable-gnu-unique-object.
12635 2009-08-18 Richard Guenther <rguenther@suse.de>
12637 PR middle-end/41094
12638 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
12639 pow(x,y*z) only if x is nonnegative.
12641 2009-08-18 Jakub Jelinek <jakub@redhat.com>
12643 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
12647 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
12648 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
12650 2009-08-17 DJ Delorie <dj@redhat.com>
12652 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
12653 * config/m32c/prologue.md (epilogue_freit): New.
12655 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
12656 (bank_switch_p): Likewise.
12657 (fast_interrupt_p): Likewise.
12658 (interrupt_p): Likewise.
12659 (m32c_conditional_register_usage): Round memregs size up.
12660 (need_to_save): We only need to save $a0 when we use ENTER.
12661 (interrupt_p): Check for fast_interrupt too.
12662 (bank_switch_p): New.
12663 (fast_interrupt_p): New.
12664 (m32c_attribute_table): Add bank_switch and fast_interrupt.
12665 (m32c_emit_prolog): Support bank switching and fast interrupts.
12666 * doc/extend.texi (Function Attributes): Add bank_switch and
12669 2009-08-17 Douglas B Rupp <rupp@gnat.com>
12671 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
12672 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
12674 2009-08-16 Douglas B Rupp <rupp@gnat.com>
12676 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
12677 (menu): Add IA-64/VMS Options.
12678 (IA-64/VMS Options): Likewise.
12680 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
12683 * config/mips/mips.md (*lwxs): Use :P for pointer values.
12685 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
12687 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
12688 (mips_pop_asm_switch): Likewise.
12689 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
12691 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
12692 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
12693 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
12694 (mips_print_operand_punctuation): Use them. Check mips_noreorder
12695 instead of set_noreorder.
12696 (mips_output_function_prologue): Use the new functions.
12697 (mips_output_function_epilogue): Likewise.
12698 (mips_need_noat_wrapper_p): New function, split out from...
12699 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
12700 Use mips_push_asm_switch and mips_pop_asm_switch.
12701 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
12702 and mips_pop_asm_switch.
12703 (ASM_OUTPUT_REG_POP): Likewise.
12704 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
12705 Use mips_pop_asm_switch.
12706 (mips_asm_switch): New structure.
12707 (set_noreorder, set_nomacro): Replace with...
12708 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
12709 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
12710 instead of set_nomacro.
12711 (fix_truncsfsi2_macro): Likewise.
12712 (cprestore): Likewise.
12713 (hazard): Use mips_noreorder instead of set_noreorder.
12714 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
12716 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
12718 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
12719 from prev_active_insn.
12721 2009-08-16 Anatoly Sokolov <aesok@post.ru>
12723 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
12724 * config/avr/avr.c (avr_override_options): Initialize
12725 avr_current_arch variable.
12726 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
12727 __AVR_HAVE_16BIT_SP__ according to the device type.
12728 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
12730 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
12731 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
12733 2009-08-16 Dodji Seketeli <dodji@redhat.com>
12736 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
12737 generating inlined subroutine die only. We shouldn't be
12738 called for anything else.
12739 (gen_block_die): Don't generate inline subroutine debug info for
12742 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
12744 * graphite-poly.c (print_pbb): Print PBB index.
12746 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
12748 PR middle-end/40981
12749 * graphite-interchange.c (ppl_max_for_le): Moved...
12750 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
12751 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
12752 ppl_Pointset_Powerset_C_Polyhedron_maximize.
12753 * graphite-ppl.h (ppl_max_for_le): Declared.
12755 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
12757 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
12758 supported on all platforms.
12759 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
12760 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
12761 * c-pragma.c: Likewise.
12762 * target-def.h (TARGET_INITIALIZER): Remove
12763 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
12764 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
12766 2009-08-14 Douglas B Rupp <rupp@gnat.com>
12768 * config/ia64/fde-vms.c: New file.
12769 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
12770 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
12771 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
12772 (uw_frame_state_for): Only register a personality routine if it is
12773 known to be compatible with our expectations.
12774 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
12775 Declare unw_table_entry stack variable and
12776 mod all calls to _Unwind_FindTableEntry to add arg.
12777 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
12778 (_Unwind_FindTableEntry): Add arg to prototype.
12780 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
12782 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
12783 field 'signal_pfs_loc'.
12784 (uw_frame_state_for): Remove duplicate code dealing with leaf
12785 procedures without unwind info.
12786 If in the frame after unwinding through a signal handler, restore
12787 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
12788 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
12789 'pfs_loc' to the AR.PFS location in the signal context; instead
12790 set 'signal_pfs_loc'.
12791 Manually generate the unwind info for the AR.PFS register.
12792 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
12793 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
12794 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
12795 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
12796 instead set 'signal_pfs_loc'.
12797 Remove code preventing the AR.PFS register from being restored
12798 from the signal context.
12800 2009-08-14 Douglas B Rupp <rupp@gnat.com>
12801 Tristan Gingold <gingold@adacore.com>
12803 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
12804 * config/ia64/t-vms: New file.
12805 * config/ia64/vms64.h: New file.
12806 * config/ia64/vms.h: New file.
12807 * config/ia64/vms-crtinit.asm: New file.
12808 * config/ia64/vms_symvec_libgcc_s.opt: New file.
12809 * config/ia64/vms-unwind.h: New file.
12811 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
12813 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
12816 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12818 PR middle-end/30789
12819 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
12820 Move declaration...
12821 * real.h (do_mpc_arg2): ... here.
12822 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
12825 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
12827 * final.c (add_debug_prefix_map): Don't use GC memory for
12828 old_prefix and new_prefix.
12830 2009-08-14 Richard Guenther <rguenther@suse.de>
12832 * ipa-prop.c (compute_complex_pass_through): If we cannot
12833 compute a non-varying offset for IPA_JF_ANCESTOR punt.
12835 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12837 * c-lex.c (c_lex_with_flags): Increase size of local variable
12838 to avoid memory clobber.
12840 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
12843 * config/i386/i386.c (ix86_fp_comparison_strategy):
12844 Only enable/disable sahf at function granularity.
12846 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
12848 PR rtl-optimization/41064
12849 * reload1.c (reload_as_needed): Don't call extract_insn
12850 for known invalid replacements after calling
12851 validate_replace_rtx_group and verify_changes.
12853 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
12856 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
12857 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
12858 ix86_expand_fp_vcond.
12859 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
12860 Assert that operation is supported by ix86_expand_int_vcond.
12861 (vcondu<SSEMODE124C8:mode>): Ditto.
12863 2009-08-13 DJ Delorie <dj@redhat.com>
12865 * config/i386/djgpp-stdint.h: New.
12866 * config.gcc (djgpp): Use it.
12868 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
12870 * config/sh/sh.c (sh_override_options): When flag_exceptions or
12871 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
12873 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
12875 * tree-ssa-loop-prefetch.c
12876 (prune_ref_by_group_reuse): Enhance probabilistic analysis
12877 for long-stride pruning.
12878 (compute_miss_rate): New function to compute the probability
12879 that two memory references access different cache lines.
12881 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
12883 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
12885 2009-08-13 Richard Guenther <rguenther@suse.de>
12887 PR middle-end/41047
12888 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
12889 use the constant pointer type.
12890 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
12891 of CV qualifiers on the target pointer type.
12892 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
12893 conversion check before restrict check.
12895 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
12898 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
12900 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
12902 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
12904 2009-08-12 Richard Guenther <rguenther@suse.de>
12906 PR tree-optimization/41011
12907 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
12908 and reference constructing.
12910 2009-08-12 Xinliang David Li <davidxl@google.com>
12912 PR tree-optimization/41012
12913 * tree-flow.h : New external interface.
12914 * gimple-low.c (check_call_arg): Change to public function.
12915 Remove argument mismatch check in lowering.
12916 * tree-inline.h (tree_can_inline_p): Interface change.
12917 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
12918 into this function.
12919 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
12920 Call change to tree_can_inline_p function.
12921 (cgraph_decide_inlining_incrementally): Ditto.
12923 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
12925 PR tree-optimization/41031
12926 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
12927 on the partition variable rather than promote_mode on the source
12928 type. Assert that the partition variable's type has the same
12929 mode as the source value's.
12931 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
12933 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
12934 for for_return == 2.
12935 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
12937 * calls.c (expand_call): Fix typo.
12938 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
12940 * stmt.c (expand_value_return): Use promote_function_mode to copy out
12942 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
12943 * config/cris/cris.c (cris_promote_function_mode): Likewise.
12944 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
12945 * config/pa/pa.c (pa_promote_function_mode): Likewise.
12947 2009-08-12 Andrew Haley <aph@redhat.com>
12949 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
12951 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
12954 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
12956 2009-08-12 Richard Guenther <rguenther@suse.de>
12958 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
12959 * gimplify.c (gimplify_modify_expr): Do not use
12960 lang_hooks.types_compatible_p.
12961 * tree-ssa.c (useless_type_conversion_p): For aggregates
12962 just return false if the canonical types differ.
12964 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
12966 PR middle-end/40980
12967 * sese.c (convert_for_phi_arg): New.
12968 (add_guard_exit_phis): Use convert_for_phi_arg.
12970 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
12972 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
12973 unknown subscript upper bounds.
12975 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
12976 Pranav Garg <pranav.garg2107@gmail.com>
12978 * graphite-interchange.c (gather_access_strides): Removed.
12979 (ppl_max_for_le): New.
12980 (build_linearized_memory_access): New.
12981 (memory_stride_in_loop): New.
12982 (pbb_interchange_profitable_p): Reimplemented.
12983 * graphite-ppl.h (ppl_new_id_map): New.
12984 (ppl_interchange): New.
12986 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
12988 * graphite-interchange.c (compute_subscript): Removed.
12989 (compute_array_size_cstr): Removed.
12990 (compute_array_size_poly): Removed.
12991 (compute_array_size): Removed.
12992 (gather_access_strides_poly): Removed.
12993 (gather_access_strides): Empty.
12995 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
12997 * graphite-dependences.c (dependence_polyhedron_1): Replace
12998 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
12999 (graphite_legal_transform_dr): Same.
13000 (graphite_carried_dependence_level_k): Same.
13001 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
13002 Initialize PDR_NB_SUBSCRIPTS.
13003 (print_pdr_access_layout): Replace pdr_nb_subscripts with
13005 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
13006 (PDR_NB_SUBSCRIPTS): New.
13007 (pdr_nb_subscripts): Removed.
13008 (pdr_dim): Simplified.
13009 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
13010 with PDR_NB_SUBSCRIPTS.
13012 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
13014 * graphite-interchange.c (compute_array_size): Remove use of
13015 PDR_DATA_CONTAINER.
13016 * graphite-poly.c (new_poly_dr): Remove argument data_container.
13017 Do not initialize PDR_DATA_CONTAINER.
13018 (print_pdr): Do not print PDR_DATA_CONTAINER.
13019 * graphite-poly.h (struct poly_dr): Remove data_container field.
13020 (PDR_DATA_CONTAINER): Removed.
13021 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
13022 PDR_DATA_CONTAINER.
13023 (build_poly_dr): Same.
13025 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
13026 Sebastian Pop <sebastian.pop@amd.com>
13028 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
13029 copy of the dependence polyhedron. Free the temporary objects.
13030 (graphite_carried_dependence_level_k): Free unused objects before
13033 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
13035 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
13036 Early return without analyzing the data dependences if no
13037 transform has been done. Call restore_scattering if the transform
13039 (graphite-interchange.c): Same.
13040 * graphite-poly.c (print_scattering_function): Test for
13042 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
13043 (apply_poly_transforms): Do not gcc_assert that
13044 the transform is legal.
13045 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
13046 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
13047 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
13048 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
13049 * graphite-poly.h (struct poly_scattering): New.
13050 (struct poly_bb): Add original, transformed, and saved fields.
13051 Remove transformed_scattering, original_scattering,
13052 nb_local_variables and nb_scattering_transform fields.
13053 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
13054 (poly_scattering_new): New.
13055 (poly_scattering_free): New.
13056 (poly_scattering_copy): New.
13057 (store_scattering_pbb): New.
13058 (store_scattering): New.
13059 (restore_scattering_pbb): New.
13060 (restore_scattering): New.
13061 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
13062 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
13064 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
13066 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
13067 (print_scop): Same.
13069 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
13071 * Makefile.in (graphite.o): Depends on PREDICT_H.
13072 * graphite.c: Include predict.h.
13073 (graphite_finalize): Call tree_estimate_probability.
13074 * predict.c (predict_loops): Do not call scev_initialize and
13076 (tree_estimate_probability_bb): New.
13077 (tree_estimate_probability): Do not initialize loops: move that
13078 code to the driver. Call tree_estimate_probability_bb.
13079 (tree_estimate_probability_driver): New.
13080 (pass_profile): Use tree_estimate_probability_driver.
13081 * predict.h (tree_estimate_probability): Declared.
13083 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
13085 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
13086 * graphite-dependences.c (graphite_legal_transform): Add time to
13087 TV_GRAPHITE_DATA_DEPS.
13088 (dependency_between_pbbs_p): Same.
13089 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
13091 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
13093 PR rtl-optimization/41033
13094 * alias.c (nonoverlapping_component_refs_p): Punt when strict
13095 aliasing is disabled.
13097 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
13099 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
13100 si_mask_operand, and_load_operand, low_bitmask_operand,
13101 and_reg_operand, and_operand): New predicates.
13102 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
13103 * config/mips/mips.c (and_operands_ok): New function.
13104 * config/mips/mips-protos.h (and_operands_ok): Declare it.
13105 * config/mips/mips.md (move_type): Add ext_ins and logical.
13106 (type): Handle them.
13107 (and<mode>3): Use and_reg_operand as the second operand's predicate.
13108 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
13109 shift_shift. Remove commutative constraint modifier.
13110 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
13112 (*clear_upper32_dext): Remove define_insn_and_split.
13113 (*clear_upper32): Turn this define_insn_and_split ...
13114 (splitter for ANDing register with 0xffff_ffff): .. into this.
13116 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
13118 * combine.c (try_widen_shift_mode): Factor out code to check if an
13119 integer constant is a low-order bitmask from here ...
13120 * rtlanal.c (low_bitmask_len): ... to here.
13121 * rtl.h (low_bitmask_len): Declare.
13123 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
13126 * config/alpha/alpha.md (addsi3): Remove expander.
13127 (addsi3): Rename from *addsi3_internal insn pattern.
13128 (subsi3): Remove expander.
13129 (subsi3): Rename from *subsi3_internal insn pattern.
13131 2009-08-11 Douglas B Rupp <rupp@gnat.com>
13133 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
13136 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
13137 Eric Botcazou <botcazou@adacore.com>
13138 Douglas B Rupp <rupp@gnat.com>
13140 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
13141 that records that fit in 64 bits are returned by immediate value,
13142 as required by OpenVMS Calling Standard.
13143 (function_value): Adjust for above modification.
13144 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
13145 virtual_incoming_args_rtx as base object, not next_arg.
13146 * config/alpha/vms.h (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
13148 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13150 * reload.c (find_reloads_subreg_address): Check the original
13151 req_equiv_mem address to detect the case where an address is
13152 not valid in the outer mode.
13154 2009-08-11 Richard Guenther <rguenther@suse.de>
13157 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
13159 2009-08-10 Douglas B Rupp <rupp@gnat.com>
13161 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
13162 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
13164 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
13165 Douglas B Rupp <rupp@gnat.com>
13167 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
13168 PT_STACK when frame_pointer_needed on OpenVMS.
13169 (alpha_pv_save_size, alpha_using_fp): Remove.
13170 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
13171 with proper processing for PT_NULL.
13172 (alpha_vms_initial_elimination_offset): New function. Support for
13173 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
13174 (alpha_sa_size): Force procedure type to PT_STACK when
13175 frame_pointer_needed on OpenVMS.
13176 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
13177 (alpha_using_fp): Likewise.
13178 (alpha_vms_can_eliminate): Add prototype.
13179 (alpha_vms_initial_elimination_offset): Likewise.
13180 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
13181 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
13183 2009-08-10 Eric Botcazou <botcazou@adacore.com>
13184 Douglas B Rupp <rupp@gnat.com>
13186 * config/alpha/alpha.c (common_object_handler): New function.
13187 (vms_attribute_table): Declare a single attribute "common_object".
13188 (vms_output_aligned_decl_common): New global function.
13189 (SECTION_VMS_OVERLAY): Delete.
13190 (SECTION_VMS_GLOBAL): Likewise.
13191 (SECTION_VMS_INITIALIZE): Likewise.
13192 (vms_asm_named_section): Remove support for above flags.
13193 (vms_section_type_flags): Delete.
13194 (TARGET_SECTION_TYPE_FLAGS): Likewise.
13195 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
13196 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
13197 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
13199 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
13202 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
13203 (sub_ddmmss): Likewise.
13205 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
13208 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
13211 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13214 * reload1.c (reload_as_needed): Use cancel_changes to completely
13215 undo a failed replacement attempt.
13217 2009-08-10 Richard Guenther <rguenther@suse.de>
13219 PR middle-end/41006
13220 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
13221 (useless_type_conversion_p): ... here. Require pointer targets
13224 2009-08-10 Dodji Seketeli <dodji@redhat.com>
13227 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
13228 loose the original type of the statement list.
13230 2009-08-09 Douglas B Rupp <rupp@gnat.com>
13232 * config/alpha/alpha.c: Include libfuncs.h
13233 (avms_asm_output_extern): New function.
13234 (alpha_init_libfuncs): Init some decc libfuncs.
13235 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
13236 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
13237 (DO_CRTL_NAMES): Define.
13238 (LIB_SPEC): Remove.
13239 * config/alpha/vms64.h (POINTERS_EXTEND_UNSIGNED): Remove undef.
13240 (LONG_TYPE_SIZE): Define.
13241 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
13242 (SUBTARGET_SWITCHES): Define malloc64 switch.
13243 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
13244 (MASK_RETURN_ADDR): Define.
13245 doc/invoke.texi (mmalloc64): Document switch.
13247 2009-08-09 Olivier Hainque <hainque@adacore.com>
13248 Douglas B Rupp <rupp@gnat.com>
13250 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
13251 uses_condition_handler.
13252 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
13253 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
13254 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
13255 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
13256 (code_for_builtin): New insn codes for the new alpha_builtins.
13257 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
13258 (alpha_sa_size): Account for uses_condition_handler.
13259 (alpha_expand_prologue): Likewise.
13260 (alpha_start_function): Likewise.
13261 (alpha_expand_epilogue): Likewise.
13262 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
13263 establish/revert expanders.
13264 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
13265 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
13266 New expander, resorting to the alpha.c associated function.
13267 (builtin_revert_vms_condition_handler): Likewise.
13268 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
13269 __gcc_shell_handler, the static VMS condition handler used as
13270 an indirection wrapper to the current dynamically established
13272 * config/alpha/vms-unwind.h: Complete rewrite.
13273 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
13274 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
13276 2009-08-09 Eric Botcazou <botcazou@adacore.com>
13277 Douglas B Rupp <rupp@gnat.com>
13279 * config/alpha/alpha.c (alpha_links): Add 'target' field.
13280 (alpha_need_linkage): Handle aliases. Return function symbol.
13281 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
13282 Use ultimate alias target for the linkage name.
13283 * config/alpha/alpha.md (movmemdi): Use the symbol returned
13284 by alpha_need_linkage for the function symbol.
13285 (setmemdi): Likewise.
13287 2009-08-09 Douglas B Rupp <rupp@gnat.com>
13289 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
13290 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
13291 (ASM_WEAKEN_LABEL): Define.
13292 (CRT_CALL_STATIC_FUNCTION): Define.
13293 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
13294 (ENDFILE_SPEC): Define.
13295 (INIT_SECTION_ASM_OP): Define.
13296 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
13297 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
13298 crtend.o crtendS.o.
13299 (MULTILIB_OSDIRNAMES): Define.
13300 (shlib_version): Define.
13301 (SHLIB_EXT): Define.
13302 (SHLIB_OBJS): Define.
13303 (SHLIB_NAME): Define.
13304 (SHLIB_MULTILIB): Define.
13305 (SHLIB_INSTALL): Define.
13306 (SHLIB_SYMVEC): Define.
13307 (SHLIB_SYMVECX2): Define.
13308 (SHLIB_LINK): Define.
13310 2009-08-09 Douglas B Rupp <rupp@gnat.com>
13312 * config/alpha/alpha.c (alpha_initialize_trampoline):
13313 Initialize VMS trampoline IAW ABI for bounded procedure calls.
13314 (alpha_start_function): Emit transfer address on nested functions
13315 for VMS trampoline call.
13316 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
13317 since no longer used.
13318 * config/alpha/vms-tramp.asm: Remove.
13319 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
13320 since now only data initialized at runtime.
13322 2009-08-09 Douglas B Rupp <rupp@gnat.com>
13324 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
13325 (LINK_GCC_C_SEQUENCE_SPEC): Define.
13326 (MD_EXEC_PREFIX): Remove, no longer used.
13327 (MD_STARTFILE_PREFIX): Likewise.
13328 (INCLUDE_DEFAULTS): Likewise.
13329 * config/alpha/t-vms:
13330 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
13332 2009-08-09 Richard Guenther <rguenther@suse.de>
13334 PR tree-optimization/41016
13335 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
13336 (operand_precision): Remove.
13337 (integral_operand_p): Likewise.
13338 (recognize_single_bit_test): Adjust.
13340 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
13342 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
13343 operation overflows. Likewise non-cast unary arithmetic.
13344 If one arm of a conditional expression is always taken,
13345 inhibit evaluation warnings for the other arm. Likewise inhibit
13346 evaluation warnings for the second && or || operand if the first
13347 operand is enough to determine the result.
13348 * c-typeck.c (build_conditional_expr): Apply the same inhibition
13350 (build_binary_op): Prevent duplicate evaluation warnings.
13352 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
13354 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
13355 and destination have different modes, Use promote_mode to
13356 determine the signedness of the conversion. Assert that the
13357 promoted source mode matches the destination mode. Don't pass
13358 the destination and destination mode to expand_expr if the source
13359 mode is different. Simplify conversion logic.
13361 2009-08-09 Ira Rosen <irar@il.ibm.com>
13363 PR tree-optimization/41008
13364 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
13365 from condition only in case it's a comparison. Adjust checks.
13367 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
13369 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
13370 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
13371 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
13372 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
13373 (dump_cand): Handle them.
13374 (struct iv_cand): New members COST_STEP and AINC_USE.
13375 (stmt_after_increment): Likewise.
13376 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
13377 callers changed. Use gimple_uid comparison instead of scanning.
13378 (add_candidate_1): When looking for identical candidates, take
13379 AINC_USE into account. Set it for new candidates.
13380 (force_expr_to_var_cost): Cast target_spill_cost to int.
13381 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
13382 All callers changed. Check for availability of autoinc addressing
13383 modes, both in general for a given mode, and in the specific use case.
13384 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
13386 (get_computation_cost): Likewise.
13387 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
13388 add_autoinc_candidates): New static functions.
13389 (add_candidate): Call add_autoinc_candidates for candidates based on
13391 (find_iv_candidates): Call set_autoinc_for_original_candidates.
13392 (determine_use_iv_cost_address): If we have an autoinc candidate at
13393 the matching use, verify autoinc is possible and subtract the cost
13394 of the candidate's step from the cost.
13395 (determine_iv_cost): Record the cost of the increment in the COST_STEP
13396 member of the candidate.
13397 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
13398 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
13400 2009-08-09 Douglas B Rupp <rupp@gnat.com>
13402 * config.build (ia64-hp-*vms*): New target.
13403 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
13404 with ia64-hp-*vms*.
13405 * config.gcc (ia64-hp-*vms*): New target.
13406 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
13407 with ia64-hp-*vms*.
13408 * config.host (ia64-hp-*vms*): New target.
13409 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
13410 with ia64-hp-*vms*.
13412 2009-08-08 Richard Guenther <rguenther@suse.de>
13414 PR tree-optimization/40991
13415 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
13417 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
13419 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
13420 mode check. Do truncations in an integer mode.
13421 (force_to_mode): Handle subregs for all mode types. Only do
13422 arithmetic simplifications on integer modes.
13424 2009-08-07 Richard Guenther <rguenther@suse.de>
13426 PR tree-optimization/40999
13427 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
13428 (maybe_fold_reference): Lookup constant initializers.
13429 (fold_gimple_assign): Likewise.
13431 2009-08-07 Richard Guenther <rguenther@suse.de>
13433 * tree-ssa.c (useless_type_conversion_p_1): Only for types
13434 that require structural equality defer to the langhook.
13436 2009-08-07 Martin Jambor <mjambor@suse.cz>
13438 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
13440 (struct ipa_pass_through_data): New type.
13441 (struct ipa_ancestor_jf_data): New type.
13442 (union jump_func_value): Removed field formal_id, added fields
13443 pass_through and ancestor.
13444 (struct ipa_param_call_note): Changed type of formal_id to int from
13446 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
13447 operations jump functions and ancestor jump functions.
13448 (compute_complex_pass_through): New function.
13449 (compute_scalar_jump_functions): Call compute_complex_pass_through,
13450 reflect changes in the jump function strucutre.
13451 (update_jump_functions_after_inlining): Ignore complex pass-through
13452 and ancestor jump functions.
13453 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
13454 polynomial pass-through with operation jump functions.
13456 2009-08-07 Jakub Jelinek <jakub@redhat.com>
13458 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
13459 fde->dw_fde_begin as begin label instead of hot/cold label.
13460 Use LLSDAC label instead of LLSDA for second section lsda.
13461 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
13462 label instead of LLSDA if it is true.
13463 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
13465 * except.c (add_call_site, dw2_size_of_call_site_table): Add
13466 SECTION argument. Use it as index into crtl->eh.call_site_record
13468 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
13469 use it to determine how to print table entries instead of using
13470 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
13471 label instead of normal begin label as base.
13472 (sjlj_assign_call_site_values): Adjust add_call_site caller.
13473 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
13474 ensure no EH range spans between sections and that landing pads
13475 are always in the corresponding section.
13476 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
13477 for crtl->eh.call_site_record being an array rather than scalar.
13478 (output_one_function_exception_table): New function, copied
13479 from output_function_exception_table. Adjust
13480 dw2_size_of_call_site_table, dw2_output_call_site_table
13481 callers. For SECOND section use *C suffixed labels.
13482 (output_function_exception_table): Call
13483 output_one_function_exception_table and, when doing hot/cold
13484 partitioning, also another time for the second section.
13485 * opts.c: Include except.h.
13486 (decode_options): Allow -freorder-blocks-and-partition with
13487 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
13488 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
13489 * function.h (struct rtl_eh): Change call_site_record from
13490 scalar into array of 2 elements.
13492 2009-08-07 Martin Jambor <mjambor@suse.cz>
13494 * ipa-prop.c (count_formal_params_1): New function.
13495 (ipa_get_vector_of_formal_parms): New function.
13496 (get_vector_of_formal_parm_types): New function.
13497 (ipa_modify_formal_parameters): New function.
13498 (ipa_modify_call_arguments): New function.
13499 (index_in_adjustments_multiple_times_p): New function.
13500 (ipa_combine_adjustments): New function.
13501 (ipa_dump_param_adjustments): New function.
13502 * ipa-prop.h (struct ipa_parm_adjustment): New type.
13503 (ipa_get_vector_of_formal_parms): Declare.
13504 (ipa_modify_formal_parameters): Declare.
13505 (ipa_modify_call_arguments): Declare.
13506 (ipa_combine_adjustments): Declare.
13507 (ipa_dump_param_adjustments): Declare.
13508 (build_ref_for_offset): Declare.
13509 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
13510 * tree-sra.c: Include ipa-prop.c.
13511 (build_ref_for_offset): Make public.
13513 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
13515 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
13517 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
13519 * gcc/doc/extend.texi (__builtin_extract_return_address)
13520 (__builtin_frob_return_address): Document.
13522 2009-08-06 Paul Brook <paul@codesourcery.com>
13524 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
13525 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
13526 implementation on ARMv6-M.
13528 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
13530 * doc/extend.texi (pcs): Document new attribute for ARM.
13532 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
13534 * arm.c (pcs_attribute_args): Comment out unsupported attribute
13537 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
13539 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
13542 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
13544 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
13546 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
13548 Merge ARM/hard_vfp_branch to trunk.
13550 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
13552 * arm.c (libcall_eq): New function.
13553 (libcall_hash): New function.
13554 (add_libcall): New function.
13555 (arm_libcall_uses_aapcs_base): New function.
13556 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
13557 libcalls using the base PCS.
13558 (arm_init_cumulative_args): Likewise.
13560 2009-07-20 Joseph Myers <joseph@codesourcery.com>
13562 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
13563 Use base ABI for conversion libfuncs between HFmode and SFmode.
13565 2009-05-12 Joseph Myers <joseph@codesourcery.com>
13567 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
13568 V4SImode as representatives of all 64-bit and 128-bit vector
13569 types. Allow vector types without vector modes.
13570 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
13571 without vector modes like BLKmode.
13572 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
13573 BLKmode. Avoid unsupported vector modes or TImode moves for
13575 (aapcs_vfp_allocate_return_reg): Likewise.
13576 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
13577 V8QImode if TARGET_NEON || TARGET_IWMMXT.
13579 2009-05-12 Joseph Myers <joseph@codesourcery.com>
13581 * config/arm/arm.c (arm_handle_pcs_attribute): New.
13582 (arm_get_pcs_model): Pass attribute arguments to
13583 arm_pcs_from_attribute.
13584 (arm_init_cumulative_args): Use base AAPCS for conversions from
13585 floating-point types to DImode.
13586 (arm_attribute_table): Add pcs attribute.
13587 (arm_handle_pcs_attribute): New.
13588 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
13589 conversions from floating-point types to DImode, also declare them
13590 to use base AAPCS and declare functions they call to use base
13591 AAPCS and their RTABI names.
13593 2009-05-12 Joseph Myers <joseph@codesourcery.com>
13595 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
13596 -mfloat-abi=hard not being supported for VFP.
13598 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
13600 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
13601 SYMBOL_REF to hard_libcall_value.
13603 2009-03-05 Joseph Myers <joseph@codesourcery.com>
13604 Richard Earnshaw <rearnsha@arm.com>
13606 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
13607 has been put on the stack, all remaining co-processory arguments for
13608 that co-processor also go on the stack.
13610 2009-03-05 Joseph Myers <joseph@codesourcery.com>
13612 * config/arm/arm.c (arm_return_in_memory): Handle returning
13613 vectors of suitable size in registers also for AAPCS case.
13615 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
13617 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
13619 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
13621 ARM Hard-VFP calling convention
13622 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
13623 * target.h (gcc_target): Add libcall_value to table of call hooks.
13624 * targhooks.h (default_libcall_value): Default implementation.
13625 * targhooks.c (default_libcall_value): Likewise.
13626 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
13627 * optabs.c (expand_unop): Use it.
13628 * expr.h (hard_libcall_value): Pass the function RTX through.
13629 * calls.c (emit_library_call_value_1): Update call to
13630 hard_libcall_value.
13631 * explow.c (hard_libcall_value): Use new target hook.
13632 * config/arm/arm.c: Include cgraph.h
13633 (TARGET_FUNCTION_VALUE): Override default hook.
13634 (arm_pcs_default): New variable.
13635 (arm_override_options): Don't fault hard calling convention with VFP.
13636 Add support for AAPCS variants.
13637 (arm_function_value): Make static. Handle AAPCS variants.
13638 (arm_libcall_value): New function.
13639 (arm_apply_result_size): Handle VFP registers in results.
13640 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
13642 (pcs_attribute_args): New variable.
13643 (arm_pcs_from_attribute): New function.
13644 (arm_get_pcs_model): New function.
13645 (aapcs_vfp_cum_init): New function.
13646 (aapcs_vfp_sub_candidate): New function.
13647 (aapcs_vfp_is_return_candidate): New function.
13648 (aapcs_vfp_is_call_candidate): New function.
13649 (aapcs_vfp_allocate): New function.
13650 (aapcs_vfp_allocate_return_reg): New function.
13651 (aapcs_vfp_advance): New function.
13652 (aapcs_cp_arg_layout): New variable.
13653 (aapcs_select_call_coproc): New function.
13654 (aapcs_select_return_coproc): New function.
13655 (aapcs_allocate_return_reg): New function.
13656 (aapcs_libcall_value): New function.
13657 (aapcs_layout_arg): New function.
13658 (arm_init_cumulative_args): Initialize AAPCS args data.
13659 (arm_function_arg): Handle AAPCS variants using new interface.
13660 (arm_arg_parital_bytes): Likewise.
13661 (arm_function_arg_advance): New function.
13662 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
13663 calling conventions.
13664 (arm_setup_incoming_varargs): Handle new AAPCS args data.
13665 * arm.h (NUM_VFP_ARG_REGS): Define.
13666 (LIBCALL_VALUE): Update.
13667 (FUNCTION_VALUE): Delete.
13668 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
13669 (arm_pcs): New enum.
13670 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
13671 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
13672 (FUNCTION_ARG_REGNO_P): Add VFP regs.
13673 * arm-protos.h (arm_function_arg_advance): Add.
13674 (aapcs_libcall_value): Add.
13675 (arm_function_value): Delete.
13677 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
13678 H.J. Lu <hongjiu.lu@intel.com>
13681 * config/i386/i386.c (standard_sse_mode_p): Remove.
13682 (standard_sse_constant_p): Return 2 for integer mode
13683 vector_all_ones_operand when SSE2 is enabled.
13684 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
13685 (ix86_expand_vector_move): Do not check for negative values from
13686 standard_sse_constant_p.
13688 2009-08-06 Richard Guenther <rguenther@suse.de>
13690 * tree-ssa.c (useless_type_conversion_p_1): Make function and
13691 array type comparisons frontend independent.
13692 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
13693 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
13694 out array reference lower bound and element size operands.
13695 (ao_ref_init_from_vn_reference): Properly compute the offset
13696 for ARRAY_RANGE_REF.
13697 (vn_reference_fold_indirect): Fill out array reference lower
13698 bound and element size operands.
13699 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
13700 a non gimple valued reference operand which can happen for
13701 array reference lower bound or element size.
13702 (create_component_ref_by_pieces_1): Properly generate the
13703 element size operand for array references.
13705 2009-08-06 Richard Guenther <rguenther@suse.de>
13707 PR tree-optimization/40964
13708 * tree.c (iterative_hash_host_wide_int): Export.
13709 * tree.h (iterative_hash_host_wide_int): Declare.
13710 * tree-ssa-structalias.c (heapvar_map): New struct.
13711 (heapvar_map_eq): New function.
13712 (heapvar_map_hash): Likewise.
13713 (heapvar_lookup): Adjust.
13714 (heapvar_insert): Likewise.
13715 (make_constraint_from_heapvar): Allow multiple heap variables
13716 per decl at different offsets.
13717 (init_alias_heapvars): Adjust.
13719 2009-08-04 David Daney <ddaney@caviumnetworks.com>
13721 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
13722 * mips_output_sync_loop (mips_output_sync_loop): Only emit
13723 trailing sync if TARGET_SYNC_AFTER_SC.
13725 2009-08-05 David Daney <ddaney@caviumnetworks.com>
13727 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
13728 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
13729 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
13730 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
13731 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
13732 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
13733 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
13734 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
13735 test_and_set_12): Rewrite calls to mips_output_sync_loop.
13736 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
13737 the prototype declaration match the definition.
13738 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
13739 instructions explicitly. Add barrier_before and operands
13741 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
13742 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
13743 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
13744 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
13745 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
13746 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
13748 2009-08-05 Andrew Pinski <pinskia@gmail.com>
13750 * tree-ssa-alias.c: Fix intervals to use [) syntax.
13752 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
13753 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
13756 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
13759 2009-08-05 Jakub Jelinek <jakub@redhat.com>
13761 PR rtl-optimization/40924
13762 * dse.c (canon_address): Before calling cselib_expand_value_rtx
13763 make sure canon_rtx (mem_address) isn't simpler than
13764 canon_rtx (expanded_mem_address).
13766 2009-08-05 Li Feng <nemokingdom@gmail.com>
13768 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
13769 for each poly_bb_p.
13770 (build_scop_drs): Build alias set for each SCoP.
13772 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
13774 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
13775 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
13776 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
13777 (MIPS_ARCH_FLOAT_SPEC): Likewise.
13778 (BASE_DRIVER_SELF_SPECS): Likewise.
13780 2009-08-04 Andrew Pinski <pinskia@gmail.com>
13782 * tree-ssa-alias.c: Fix some comment typos.
13784 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
13786 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
13787 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
13789 2009-08-03 Janis Johnson <janis187@us.ibm.com>
13792 * simplify-rtx.c (simplify_binary_operation_1): Disable
13793 simplifications for decimal float operations.
13795 2009-08-03 Jakub Jelinek <jakub@redhat.com>
13797 PR middle-end/40943
13798 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
13799 operand of INDIRECT_REF.
13801 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
13803 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
13804 constants referencing TLS symbols.
13806 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
13808 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
13809 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
13811 2009-08-03 Richard Guenther <rguenther@suse.de>
13813 * tree.c (make_vector_type): Build a main variant first,
13814 get the canonical one and then build the variant.
13815 * tree-ssa.c (useless_type_conversion_p_1): Handle
13817 (useless_type_conversion_p): Conversions to pointers to
13818 incomplete record types are useless.
13820 2009-08-03 Richard Guenther <rguenther@suse.de>
13822 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
13823 file will be created.
13824 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
13825 * toplev.c (compile_file): Adjust comment.
13827 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
13829 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
13830 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
13831 (TARGET_PROMOTE_FUNCTION_MODE): Define.
13832 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
13833 (sh_promote_function_mode): Fix typo.
13835 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
13837 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
13839 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13841 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
13842 declaration arguments.
13844 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
13846 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
13847 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
13848 (ix86_split_ashl): Ditto.
13849 (ix86_expand_vector_init_one_nonzero): Ditto.
13850 (ix86_expand_vector_set): Ditto.
13851 (ix86_expand_reduc_v4sf): Ditto.
13853 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
13855 * explow.c (promote_function_mode): Remove assert.
13856 * config/sh/sh.c (sh_promote_function_mode): Declare.
13858 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13860 * config/pa/pa.c (pa_promote_function_mode): Declare.
13861 Change to static. Fix promote_mode call.
13863 * gthr-dce.h (CONST_CAST2): Define if not defined.
13864 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
13866 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
13868 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
13870 * expr.c (store_constructor): Use promote_decl_mode. Remove
13871 now write-only variable unsignedp.
13872 (expand_expr_real_1): Use promote_decl_mode.
13873 * expr.h (promote_function_mode, promote_decl_mode): New.
13874 (promote_mode): Remove last argument.
13875 * function.c (assign_temp): Drop last argument of promote_mode.
13876 (assign_parm_find_data_types): Use promote_function_mode.
13877 (assign_parm_setup_reg): Likewise.
13878 (expand_function_end): Use promote_function_mode.
13879 * calls.c (initialize_argument_information): Use promote_function_mode.
13880 (precompute_arguments): Use promote_mode instead of checking if
13881 only PROMOTE_FUNCTION_MODE is defined.
13882 (expand_call): When making sibcall decisions, use promote_function_mode.
13883 Below, remove an if for targetm.calls.promote_function_return and
13884 and use promote_function_mode.
13885 (emit_library_call_value_1): Use promote_function_mode, fix bug
13886 where promote_mode was passed FOR_CALL == 0 for a return value in an
13888 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
13889 * explow.c (promote_function_mode, promote_decl_mode): New.
13890 (promote_mode): Keep only the FOR_CALL == 0 case.
13891 * combine.c (setup_incoming_promotion): Remove test of
13892 promote_function_args. Use promote_function_mode.
13893 * stmt.c (expand_value_return): Use promote_decl_mode.
13894 (expand_decl): Use promote_decl_mode.
13896 * expr.c (store_constructor): Use promote_decl_mode. Remove
13897 now write-only variable unsignedp.
13898 (expand_expr_real_1): Use promote_decl_mode.
13899 * expr.h (promote_function_mode, promote_decl_mode): New.
13900 (promote_mode): Remove last argument.
13901 * function.c (assign_temp): Drop last argument of promote_mode.
13902 (assign_parm_find_data_types): Use promote_function_mode.
13903 (assign_parm_setup_reg): Likewise.
13904 (expand_function_end): Use promote_function_mode.
13905 * calls.c (initialize_argument_information): Use promote_function_mode.
13906 (precompute_arguments): Use promote_mode instead of checking if
13907 only PROMOTE_FUNCTION_MODE is defined.
13908 (expand_call): When making sibcall decisions, use promote_function_mode.
13909 Below, remove an if for targetm.calls.promote_function_return and
13910 and use promote_function_mode.
13911 (emit_library_call_value_1): Use promote_function_mode, fix bug
13912 where promote_mode was passed FOR_CALL == 0 for a return value in an
13914 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
13915 * explow.c (promote_function_mode, promote_decl_mode): New.
13916 (promote_mode): Keep only the FOR_CALL == 0 case.
13917 * combine.c (setup_incoming_promotion): Remove test of
13918 promote_function_args. Use promote_function_mode.
13919 * stmt.c (expand_value_return): Use promote_decl_mode.
13920 (expand_decl): Use promote_decl_mode.
13922 * explow.c (promote_function_mode): Just call the target hook.
13923 * targhooks.c (default_promote_function_mode,
13924 default_promote_function_mode_always_promote): New.
13925 * targhooks.h (default_promote_function_mode,
13926 default_promote_function_mode_always_promote): Declare.
13927 * target.h (promote_function_args, promote_function_return): Remove.
13928 (promote_function_mode): New.
13929 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
13930 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
13931 (TARGET_PROMOTE_FUNCTION_MODE): New.
13932 (TARGET_CALLS): Adjust.
13933 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
13934 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
13936 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
13937 * config/s390/s390.c (s390_promote_function_mode): ... here,
13938 with pointer handling.
13939 (TARGET_PROMOTE_FUNCTION_MODE): Define.
13940 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
13942 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
13943 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
13944 with pointer handling.
13945 (TARGET_PROMOTE_FUNCTION_MODE): Define.
13946 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
13948 * config/sh/sh-protos.h (sh_promote_function_mode): New.
13949 * config/sh/sh.c (sh_promote_function_mode): New.
13950 (TARGET_PROMOTE_FUNCTION_MODE): Define.
13951 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
13953 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
13954 * config/cris/cris.c (cris_promote_function_mode): ... here.
13955 (TARGET_PROMOTE_FUNCTION_MODE): Define.
13956 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
13958 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
13959 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
13960 (TARGET_PROMOTE_FUNCTION_MODE): Define.
13961 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
13963 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
13964 * config/arm/arm.c (arm_promote_function_mode): ... here, without
13965 complex type handling.
13966 (TARGET_PROMOTE_FUNCTION_MODE): Define.
13967 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
13969 * config/pa/pa.c (pa_promote_function_mode): New.
13970 (TARGET_PROMOTE_FUNCTION_MODE): Define.
13971 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
13973 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
13974 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
13975 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
13976 * config/xtensa/xtensa.c: Likewise.
13977 * config/stormy16/stormy16.c: Likewise.
13978 * config/iq2000/iq2000.c: Likewise.
13979 * config/rs6000/rs6000.c: Likewise.
13980 * config/picochip/picochip.c: Likewise.
13981 * config/arc/arc.c: Likewise.
13982 * config/mcore/mcore.c: Likewise.
13983 * config/score/score.c: Likewise.
13984 * config/mips/mips.c: Likewise.
13985 * config/bfin/bfin.c: Likewise.
13986 * config/ia64/ia64.c: Likewise (disabled though).
13988 * config/frv/frv.h: Remove pointless remark.
13990 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
13991 TARGET_PROMOTE_FUNCTION_ARGS,
13992 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
13993 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
13995 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
13997 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
13998 -floop-parallelize-all.
13999 * toplev.c (process_options): Rename flag_graphite_force_parallel to
14000 flag_loop_parallelize_all.
14001 * tree-ssa-loop.c (gate_graphite_transforms): Same.
14002 * graphite.c (graphite_transform_loops): Same.
14003 * common.opt: Same.
14004 * graphite-poly.c (apply_poly_transforms): Same.
14006 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
14008 PR tree-optimization/40914
14009 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
14010 if set, then check the delta field of the PMF record.
14011 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
14012 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
14013 call is stored in the delta.
14015 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
14017 * config/mips/mips.md (*clear_upper32_dext): New pattern.
14019 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
14021 * config/i386/bsd.h (ASM_BYTE): New define.
14022 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
14023 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
14024 .byte. Use fputs or putc instead of fprintf where appropriate.
14025 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
14026 fputs or putc instead of fprintf where appropriate.
14027 * config/i386/i386elf.h: Ditto.
14028 * config/i386/sysv4.h: Ditto.
14030 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
14031 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
14032 (*tls_global_dynamic_64): Ditto.
14034 2009-07-31 Christian Bruel <christian.bruel@st.com>
14036 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
14038 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14040 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
14041 Remove dead code for MINUS.
14043 2009-07-31 Anthony Green <green@moxielogic.com>
14045 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
14047 (moxie_expand_epilogue): Ditto for epilogue.
14048 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
14049 incoming arguments.
14050 (moxie_function_arg): Ditto.
14051 (moxie_pass_by_reference): Ditto.
14052 (moxie_arg_partial_bytes): Ditto.
14053 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
14054 (FUNCTION_ARG_ADVANCE) Ditto.
14055 (REG_PARM_STACK_SPACE) Ditto.
14056 (FUNCTION_ARG_REGNO_P) Dito.
14058 * config.gcc: Add moxie linux config support.
14059 * gcc/config/moxie/uclinux.h: New file.
14061 2009-07-31 DJ Delorie <dj@redhat.com>
14063 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
14064 (UNSPECV_SP_SWITCH_E): New.
14065 (sp_switch_1): Change to an unspec.
14066 (sp_switch_2): Change to an unspec. Don't use post-inc when we
14068 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
14069 reference the new stack's address
14071 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14073 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
14074 graphite-clast-to-gimple.o, graphite-dependences.o,
14075 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
14076 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
14077 (graphite-blocking.o,
14078 graphite-clast-to-gimple.o, graphite-dependences.o,
14079 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
14080 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
14081 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
14082 * cfgloop.h (struct loop): Add can_be_parallel field.
14083 * common.opt (fgraphite-identity): Moved up.
14084 (fgraphite-force-parallel): New flag.
14085 * graphite.c: Rewrite.
14086 * graphite.h: Rewrite.
14087 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
14089 * toplev.c (graphite_out_file): New file descriptor.
14090 (graphite_in_file): New.
14091 (process_options): flag_graphite_force_parallel cannot be used without
14093 * tree-ssa-loop.c: Include toplev.h.
14094 (gate_graphite_transforms): Enable flag_graphite for
14095 flag_graphite_force_parallel.
14097 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14099 * ChangeLog.graphite: New.
14100 * graphite-blocking.c: New.
14101 * graphite-clast-to-gimple.c: New.
14102 * graphite-clast-to-gimple.h: New.
14103 * graphite-dependences.c: New.
14104 * graphite-dependences.h: New.
14105 * graphite-interchange.c: New.
14106 * graphite-poly.c: New.
14107 * graphite-poly.h: New.
14108 * graphite-ppl.c: New.
14109 * graphite-ppl.h: New.
14110 * graphite-scop-detection.c: New.
14111 * graphite-scop-detection.h: New.
14112 * graphite-sese-to-poly.c: New.
14113 * graphite-sese-to-poly.h: New.
14117 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14119 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
14120 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
14122 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14124 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
14125 (scev_is_linear_expression): Return false if the evolution is not
14126 affine multivariate.
14128 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14130 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
14131 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
14133 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14135 * tree-data-ref.c (debug_data_references): New.
14136 (debug_data_reference): New.
14137 * tree-data-ref.h (debug_data_references): Declared.
14138 (debug_data_reference): Declared.
14140 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14142 * tree-data-ref.c (stmt_simple_memref_p: Removed.
14143 * tree-data-ref.h (scop_p): Removed.
14144 (struct data_reference): Remove field scop.
14145 (DR_SCOP): Removed.
14146 (stmt_simple_memref_p): Removed.
14148 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14150 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
14151 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
14154 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14156 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
14158 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14160 * doc/invoke.texi (-fgraphite-identity): Documented.
14162 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14164 * tree-scalar-evolution.c: Fix comment.
14165 (instantiate_scev_1): Return unknow from scev instantiation if the
14166 result is not above instantiate_below.
14168 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14170 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
14171 static anymore. Instantiate the symbols that may have been introduced
14173 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
14176 2009-07-30 DJ Delorie <dj@redhat.com>
14178 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
14179 .vliw directive to VLIW sections.
14181 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14183 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
14185 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
14186 (AUTOHEADER): New variable.
14187 ($(srcdir)/cstamp-h.in): Use it.
14189 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
14190 Pat Haugen <pthaugen@us.ibm.com>
14191 Revital Eres <ERES@il.ibm.com>
14193 * config/rs6000/vector.md (VEC_F): Add VSX support.
14196 (mov<mode>): Ditto.
14197 (vector_load_<mode>): Ditto.
14198 (vector_store_<mode>): Ditto.
14199 (vector GPR move split): Ditto.
14200 (vec_reload_and_plus_<mptrsize>): Ditto.
14201 (vec_reload_and_reg_<mptrsize>): Ditto.
14202 (add<mode>3): Ditto.
14203 (sub<mode>3): Ditto.
14204 (mul<mode>3): Ditto.
14205 (neg<mode>2): Ditto.
14206 (abs<mode>2): Ditto.
14207 (smin<mode>3): Ditto.
14208 (smax<mode>3): Ditto.
14209 (vector_eq<mode>): Ditto.
14210 (vector_gt<mode>): Ditto.
14211 (vector_ge<mode>): Ditto.
14212 (vector_gtu<mode>): Ditto.
14213 (vector_select_<mode>_uns): Ditto.
14214 (vector_eq_<mode>_p): Ditto.
14215 (vector_gt_<mode>_p): Ditto.
14216 (vector_ge_<mode>_p): Ditto.
14217 (vector_gtu_<mode>_p): Ditto.
14218 (cr6_test_for_zero): Ditto.
14219 (cr6_test_for_zero_reverse): Ditto.
14220 (cr6_test_for_lt): Ditto.
14221 (cr6_test_for_lt_reverse): Ditto.
14222 (xor<mode>3): Ditto.
14223 (ior<mode>3): Ditto.
14224 (and<mode>3): Ditto.
14225 (one_cmpl<mode>2): Ditto.
14226 (nor<mode>2): Ditto.
14227 (andc<mode>2): Ditto.
14228 (float<VEC_int<mode>2): Ditto.
14229 (unsigned_float<VEC_int><mode>2): Ditto.
14230 (fix_trunc<mode><VEC_int>2): Ditto.
14231 (fixuns_trunc<mode><VEC_int>2): Ditto.
14233 (vec_set<mode>): Ditto.
14234 (vec_extract<mode>): Ditto.
14235 (vec_interleave_highv4sf): Ditto.
14236 (vec_interleave_lowv4sf): Ditto.
14237 (vec_realign_load_<mode>): Ditto.
14238 (vec_shl_<mode>): Ditto.
14239 (vec_shr_<mode>): Ditto.
14240 (div<mode>3): New patterns for VSX.
14241 (vec_interleave_highv2df): Ditto.
14242 (vec_interleave_lowv2df): Ditto.
14243 (vec_pack_trunc_v2df): Ditto.
14244 (vec_pack_sfix_trunc_v2df): Ditto.
14245 (vec_pack_ufix_trunc_v2df): Ditto.
14246 (vec_unpacks_hi_v4sf): Ditto.
14247 (vec_unpacks_lo_v4sf): Ditto.
14248 (vec_unpacks_float_hi_v4si): Ditto.
14249 (vec_unpacks_float_lo_v4si): Ditto.
14250 (vec_unpacku_float_hi_v4si): Ditto.
14251 (vec_unpacku_float_lo_v4si): Ditto.
14252 (movmisalign<mode>): Ditto.
14253 (vector_ceil<mode>2): New patterns for vectorizing math library.
14254 (vector_floor<mode>2): Ditto.
14255 (vector_btrunc<mode>2): Ditto.
14256 (vector_copysign<mode>3): Ditto.
14258 * config/rs6000/predicates.md (easy_vector_constant_msb): New
14259 predicate for setting the high bit in each word, used for copysign.
14261 * config/rs6000/ppc-asm.h (f19): Whitespace.
14262 (f32-f63): Define if VSX.
14263 (v0-v31): Define if Altivec.
14264 (vs0-vs63): Define if VSX.
14266 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
14268 * config/rs6000/power7.md: New file, provide tuning parameters for
14271 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
14272 (rs6000_cpu_cpp_builtins): Ditto.
14273 (altivec_overloaded_builtins): Ditto.
14274 (altivec_resolve_overloaded_builtin): Ditto.
14276 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
14277 debug switch to disable vectorizing simple math builtin
14280 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
14281 Vectorize simple math builtin functions.
14282 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
14283 hook to vectorize math builtins.
14284 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
14285 (rs6000_builtin_conversion): Add VSX/power7 support.
14286 (rs6000_builtin_vec_perm): Ditto.
14287 (vsplits_constant): Add support for loading up a vector constant
14288 with just the high bit set in each part.
14289 (rs6000_expand_vector_init): Add VSX/power7 support.
14290 (rs6000_expand_vector_set): Ditto.
14291 (rs6000_expand_vector_extract): Ditto.
14292 (rs6000_emit_move): Ditto.
14293 (bdesc_3arg): Ditto.
14294 (bdesc_2arg): Ditto.
14295 (bdesc_1arg): Ditto.
14296 (rs6000_expand_ternop_builtin): Ditto.
14297 (altivec_expand_builtin): Ditto.
14298 (rs6000_expand_unop_builtin): Ditto.
14299 (rs6000_init_builtins): Ditto.
14300 (altivec_init_builtins): Ditto.
14301 (builtin_function_type): Ditto.
14302 (rs6000_common_init_builtins): Ditto.
14303 (rs6000_handle_altivec_attribute); Ditto.
14304 (rs6000_mangle_type): Ditto.
14305 (rs6000_vector_mode_supported_p): Ditto.
14306 (rs6000_mode_dependent_address): Altivec addresses with AND -16
14307 are mode dependent.
14309 * config/rs6000/vsx.md: New file for VSX support.
14311 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
14312 identifing values with just the most significant bit set.
14313 (enum rs6000_builtins): Add builtins for VSX. Add simple math
14314 vectorized builtins.
14316 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
14317 (UNSPEC_VRFIM): Delete.
14318 (splitter for loading up vector with most significant bit): New
14319 splitter for vectorizing copysign.
14320 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
14321 vectorizing simple math functions.
14322 (altivec_vrfip): Add support for vectorizing simple math functions.
14323 (altivec_vrfim): Ditto.
14324 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
14326 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
14327 (power7.md, vsx.md): Include for power7 support.
14328 (copysigndf3): Use VSX instructions if -mvsx.
14329 (negdf2_fpr): Ditto.
14330 (absdf2_fpr): Ditto.
14331 (nabsdf2_fpr): Ditto.
14332 (adddf3_fpr): Ditto.
14333 (subdf3_fpr): Ditto.
14334 (muldf3_fpr): Ditto.
14335 (divdf3_fpr): Ditto.
14336 (fix_truncdfdi2_fpr): Ditto.
14337 (cmpdf_internal1): Ditto.
14338 (fred, fred_fpr): Convert into expander/insn to add VSX support.
14339 (btruncdf2, btruncdf2_fpr): Ditto.
14340 (ceildf2, ceildf2_fpr): Ditto.
14341 (floordf2, floordf2_fpr): Ditto.
14342 (floatdidf2, floatdidf2_fpr): Ditto.
14343 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
14344 (fmsubdf4_fpr): Ditto.
14345 (fnmadddf4_fpr_1): Ditto.
14346 (fnmadddf4_fpr_2): Ditto.
14347 (fnmsubdf4_fpr_1): Ditto.
14348 (fnmsubdf4_fpr_2): Ditto.
14349 (fixuns_truncdfdi2): Add expander for VSX support.
14350 (fix_truncdfdi2): Ditto.
14351 (fix_truncdfsi2): Ditto.
14352 (ftruncdf2): Ditto.
14353 (btruncsf2): Whitespace.
14354 (movdf_hardfloat32): Add support for VSX registers.
14355 (movdf_softfloat32): Ditto.
14356 (movdf_hardfloat64): Ditto.
14357 (movdf_hardfloat64_mfpgpr): Ditto.
14358 (movdf_softfloat64): Ditto.
14359 (movti splitters): Add check for vector registers supporting
14360 TImode in the future.
14361 (bpermd): Add power7 bpermd instruction.
14363 * config/rs6000/altivec.h (vec_div): Define if VSX.
14366 (vec_nmadd): Ditto.
14367 (vec_nearbyint): Ditto.
14370 (all predicates): Use the generic builtin function, and not the V4SF
14371 specific function so that the predicates will work with VSX's V2DF.
14372 (vec_all_*): Ditto.
14373 (vec_any_*): Ditto.
14375 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
14376 Document new VSX functions and types.
14378 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
14381 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
14382 "wa", and "j" constraints. Modify "v" to talk about Altivec
14383 instead of just vector.
14385 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
14388 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
14389 location for phi arguments.
14390 (rewrite_update_phi_arguments): Find locations for reaching defs.
14391 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
14392 Add location to add_phi_arg calls.
14393 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
14394 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
14395 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
14396 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
14397 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
14398 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
14399 * tree-phinodes.c (make_phi_node): Initialize location.
14400 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
14401 (add_phi_arg): Add location parameter.
14402 (remove_phi_arg_num): Move location when moving phi argument.
14403 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
14405 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
14406 slpeel_update_phi_nodes_for_guard1,
14407 slpeel_update_phi_nodes_for_guard2,
14408 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
14409 vect_loop_versioning): Set locations.
14410 * tree-parloops.c (create_phi_for_local_result,
14411 transform_to_exit_first_loop, create_parallel_loop): Add locations.
14412 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
14413 * tree-vect-loop.c (get_initial_def_for_induction,
14414 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
14416 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
14417 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
14418 (gimple_phi_arg_set_location): New. Set locus.
14419 (gimple_phi_arg_has_location): New. Check for locus.
14420 (redirect_edge_var_map_location): New. Return locus from var_map.
14421 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
14422 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
14423 combining PHI arguments.
14424 (cond_store_replacement): Set location.
14425 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
14426 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
14427 scop_add_exit_phis_edge): Add locations.
14428 * tree-cfgcleanup.c (remove_forwarder_block,
14429 remove_forwarder_block_with_phi): Add locations.
14430 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
14431 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
14433 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
14434 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
14435 flush_pending_stmts): Add source location.
14436 * lambda-code.c (perfect_nestify): Maintain location stack with argument
14437 stack to preserve locations.
14438 * tree-vect-stmts.c (vectorizable_load): Add location.
14439 * tree-inline.c (copy_phis_for_bb): Copy locus.
14440 (setup_one_parameter): Add call locus to inlined parameter stmts.
14441 (initialize_inlined_parameters): Pass in call location as parameter
14443 (tree_function_versioning): Pass location to setup_one_parameter.
14444 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
14445 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
14446 copy and edge lists.
14447 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
14448 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
14449 locus parameter and override the stmt default if provided.
14450 (new_elim_graph, clear_elim_graph, delete_elim_graph,
14451 elim_graph_add_edge, elim_graph_remove_succ_edge,
14452 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
14453 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
14454 eliminate_phi): Add locus info in elimination graph for each edge and
14456 (insert_backedge_copies): Copy locus if present.
14457 * tree-flow.h (struct _edge_var_map): Add locus field.
14458 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
14459 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
14460 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
14462 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
14464 2009-07-30 Martin Jambor <mjambor@suse.cz>
14466 PR tree-optimization/40570
14467 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
14468 use inlining loops.
14470 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
14472 * ssa-loop-manip.c: Include langhooks.h.
14473 (rewrite_phi_with_iv): New.
14474 (rewrite_all_phi_nodes_with_iv): New.
14475 (canonicalize_loop_ivs): Move here from tree-parloops.c.
14476 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
14477 * tree-parloops.c (loop_parallel_p): Move out all conditions
14478 except dependency check.
14479 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
14480 (gen_parallel_loop): Call canonicalize_loop_ivs without
14481 reduction_list argument.
14482 (build_new_reduction): New.
14483 (gather_scalar_reductions): New.
14484 (try_get_loop_niter): New.
14485 (try_create_reduction_list): New.
14486 (parallleize_loops): Change the parallel conditions check.
14487 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
14488 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
14490 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
14492 * opt-functions.awk (opt_args): Allow argument to be enclosed in
14494 * doc/options.texi (Option properties): Mention new quoting syntax.
14496 2009-07-29 Douglas B Rupp <rupp@gnat.com>
14498 * config/alpha/alpha.c (alpha_start_function):
14499 Handle VMS_DEBUG_MAIN_POINTER
14500 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
14501 * doc/invoke.texi: Document -mdebug-main switch.
14503 2009-07-29 Richard Henderson <rth@redhat.com>
14505 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
14506 (cgraph_create_edge_including_clones): Likewise.
14507 * tree-inline.c (copy_bb): Operate on the correct edges
14508 when updating the callgraph.
14510 2009-07-29 Douglas B Rupp <rupp@gnat.com>
14512 * config/alpha/vms-cc.c: Deleted.
14513 * config/alpha/vms-ld.c: Deleted.
14514 * config/alpha/t-vms64: Moved to config/vms
14515 * config/alpha/vms-crt0-64.c: Moved to config/vms
14516 * config/alpha/vms-crt0.c: Moved to config/vms
14517 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
14518 * config/alpha/vms-psxcrt0.c: Moved to config/vms
14519 * config/alpha/xm-vms.h: Moved to config/vms
14520 * config/alpha/x-vms: Moved to config/vms
14521 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
14523 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
14524 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
14526 * config/vms/t-vms64: Moved here from config/alpha
14527 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
14528 (argc,argv,envp): Enforce 32bit malloc'ing.
14529 * config/vms/vms-psxcrt0-64.c: Likewise.
14530 * config/vms/vms-crt0.c: Moved here from config/alpha.
14531 * config/vms/vms-psxcrt0.c: Likewise.
14532 * config/vms/vms-crtl-64.h: New file.
14533 * config/vms/vms-crtl.h: New file.
14534 * config/vms/vms.opt: New file.
14535 * config/vms/xm-vms64.h: New file.
14536 * config/vms/xm-vms.h: Moved here from config/alpha.
14537 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
14539 * config/vms/x-vms: Moved here from config/alpha.
14540 (version, VMS_EXTRA_PARTS): Moved to t-vms.
14541 (vms-ld.o, vms-cc.o): Removed.
14542 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
14544 2009-07-29 Douglas B Rupp <rupp@gnat.com>
14546 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
14547 correct stack (obvious VMS fix).
14549 2009-07-29 Douglas B Rupp <rupp@gnat.com>
14551 * dwarf2out.c (output_file_names): Output VMS style file name, size,
14552 date, version info if VMS_DEBUGGING_INFO defined.
14553 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
14554 size, date calculating code moved here.
14556 2009-07-29 Paul Brook <paul@codesourcery.com>
14558 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
14561 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
14564 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
14565 to DImode when generating insq_le insn.
14567 2009-07-28 Douglas B Rupp <rupp@gnat.com>
14569 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
14570 New macro set for VMS_DEBUGGGING_INFO.
14571 (AT_string_form): Use it.
14573 2009-07-28 DJ Delorie <dj@redhat.com>
14575 * config/mep/mep.c (vtext_section): New.
14576 (vftext_section): New.
14577 (ftext_section): New.
14578 (mep_select_section): Add support for functions.
14579 (mep_unique_section): Likewise.
14580 (mep_asm_init_sections): Likewise.
14581 (mep_encode_section_info): Remove it from here.
14583 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
14585 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
14587 * tree.h (TREE_DEPRECATED): Document it is used for types too.
14588 (TYPE_VECTOR_OPAQUE): Use default_def_flag
14590 2009-07-28 Douglas B Rupp <rupp@gnat.com>
14592 * dwarf2out.c (output_file_names): Test new macro
14593 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
14594 (add_comp_dir_attribute): Likewise.
14596 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
14598 * config/i386/mingw-w64.h (LINK_SPEC): Add
14599 separating space between commands.
14601 2009-07-28 Jan Hubicka <jh@suse.cz>
14603 PR tree-optimization/40759
14604 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
14607 2009-07-27 DJ Delorie <dj@redhat.com>
14609 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
14610 types are dword-aligned.
14611 (mep_expand_va_start): Likewise.
14613 2009-07-27 Olivier Hainque <hainque@adacore.com>
14614 Douglas B Rupp <rupp@gnat.com>
14616 * convert.c (convert_to_pointer): Don't assume the target
14617 pointer type is POINTER_SIZE long. Fetch its precision instead.
14619 2009-07-27 Douglas B Rupp <rupp@gnat.com>
14621 * system.h (fopen): Undefine if macro.
14623 2009-07-27 Jakub Jelinek <jakub@redhat.com>
14625 * dwarf2out.c (output_cfi_p): Removed.
14626 (output_cfis): New function.
14627 (output_fde): New function, split from output_call_frame_info.
14628 (output_call_frame_info): Use it.
14629 (dwarf2out_switch_text_section): Use output_cfis.
14631 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
14633 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
14634 TARGET_BI_ARCH is specified without enabling SJLJ.
14635 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
14636 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
14638 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
14640 * arm.md (negdi2): Use DImode if forcing a value into a register.
14642 2009-07-26 Ira Rosen <irar@il.ibm.com>
14644 PR tree-optimization/40801
14645 * tree-vect-stmts.c (vectorizable_call): Get previous copy
14646 of vector operand from the previous copy of vector statement.
14647 Pass the correct definition type value to
14648 vect_get_vec_def_for_stmt_copy().
14650 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14652 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
14653 const char ** conversion.
14655 2009-07-25 David Daney <ddaney@caviumnetworks.com>
14657 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
14658 fancy_abort() if !ENABLE_ASSERT_CHECKING.
14659 (gcc_unreachable): Invoke __builtin_unreachable() if
14660 !ENABLE_ASSERT_CHECKING.
14662 2009-07-25 David Daney <ddaney@caviumnetworks.com>
14664 PR rtl-optimization/40445
14665 * emit-rtl.c (next_nonnote_insn_bb): New function.
14666 * rtl.h (next_nonnote_insn_bb): Declare new function.
14667 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
14668 with no successors that is the successor of the ENTRY_BLOCK.
14669 Continue from the top after removing an empty fallthrough block.
14670 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
14671 of next_nonnote_insn.
14673 2009-07-25 David Daney <ddaney@caviumnetworks.com>
14675 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
14677 2009-07-25 Martin Jambor <mjambor@suse.cz>
14679 * c-common.c (c_common_attribute_table): New element for noclone.
14680 (handle_noclone_attribute): New function. Forward-declare.
14681 * tree-inline.c (tree_versionable_function_p): Check for noclone
14683 * doc/extend.texi (Labels as Values): Document need for noclone.
14684 (Function Attributes): Document noclone attribute.
14686 2009-07-25 Jakub Jelinek <jakub@redhat.com>
14688 PR rtl-optimization/34999
14689 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
14690 and dw_fde_switched_cold_to_hot fields.
14691 (output_cfi_p): New function.
14692 (output_call_frame_info): If fde->dw_fde_switched_sections,
14693 output 2 FDEs instead of one with corrupted header.
14694 (dwarf2out_do_cfi_startproc): New function.
14695 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
14696 and fde->dw_fde_switched_cold_to_hot.
14697 (dwarf2out_switch_text_section): Compute
14698 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
14699 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
14700 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
14701 Otherwise, compute fde->dw_fde_switch_cfi.
14703 2009-07-24 Cary Coutant <ccoutant@google.com>
14705 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
14707 2009-07-24 Cary Coutant <ccoutant@google.com>
14709 * cfghooks.c (split_block): Copy discriminator to new block.
14710 * tree-cfg.c (assign_discriminator): Check location of last
14711 instruction in block as well as first.
14713 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
14715 * config/i386/linux.c: Use fputs or putc instead of fprintf
14717 * config/i386/gas.h: Ditto.
14718 * config/i386/x86-64.h: Ditto.
14719 * config/i386/att.h: Ditto.
14721 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14723 * expmed.c (emit_store_flag): Use a recursive call to optimize the
14726 2009-07-24 Martin Jambor <mjambor@suse.cz>
14728 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
14729 (ipa_push_func_to_list_1): Declare.
14730 (ipa_push_func_to_list): New function.
14732 * ipa-prop.c (ipa_push_func_to_list_1): New function.
14733 (ipa_init_func_list): Call ipa_push_func_to_list_1.
14734 (ipa_push_func_to_list): Removed.
14735 (ipa_pop_func_from_list): Clear node_enqueued flag.
14737 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
14739 * config/s390/s390.c (override_options): Default
14740 max-unrolled-insns to 100 for z10 tuning.
14742 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
14744 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
14745 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
14746 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
14747 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
14748 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
14749 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
14750 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
14752 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
14754 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
14755 use default set in mingw32.h header.
14756 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
14757 64-bit /mingw/include path.
14758 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
14761 2009-07-23 Neil Vachharajani <nvachhar@google.com>
14763 PR rtl-optimization/40209
14764 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
14766 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
14768 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
14769 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
14770 with the rest of string where appropriate. Use fputs or putc
14771 instead of fprintf where appropriate.
14773 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
14774 Pat Haugen <pthaugen@us.ibm.com>
14775 Revital Eres <ERES@il.ibm.com>
14777 * config/rs6000/vector.md: New file. Move most of the vector
14778 expander support here from altivec.md to allow for the VSX vector
14779 unit in the future. Add support for secondary_reload patterns.
14780 Rewrite the patterns for vector comparison, and vector comparison
14781 predicate instructions so that the RTL expresses the desired
14782 behavior, instead of using unspec.
14784 * config/rs6000/constraints.md ("f" constraint): Use
14785 rs6000_constraints to hold the precalculated register class.
14786 ("d" constraint): Ditto.
14787 ("wd" constraint): New constraint for VSX.
14788 ("wf" constraint): Ditto.
14789 ("ws" constraint): Ditto.
14790 ("wa" constraint): Ditto.
14791 ("wZ" constraint): Ditto.
14792 ("j" constraint): Ditto.
14794 * config/rs6000/predicates.md (vsx_register_operand): New
14796 (vfloat_operand): New predicate for vector.md.
14797 (vint_operand): Ditto.
14798 (vlogical_operand): Ditto.
14799 (easy_fp_constant): If VSX, 0.0 is an easy constant.
14800 (easy_vector_constant): Add VSX support.
14801 (altivec_indexed_or_indirect_operand): New predicate for
14802 recognizing Altivec style memory references with AND -16.
14804 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
14805 for vector secondary reload support.
14806 (rs6000_vector_reg_class): Delete, replacing it with
14807 rs6000_constraints.
14808 (rs6000_vsx_reg_class): Ditto.
14809 (rs6000_constraints): New array to hold the register classes of
14810 each of the register constraints that can vary at runtime.
14811 (builtin_mode_to_type): New static array for builtin function type
14813 (builtin_hash_table): New static hash table for builtin function
14815 (TARGET_SECONDARY_RELOAD): Define target hook.
14816 (TARGET_IRA_COVER_CLASSES): Ditto.
14817 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
14818 registers are 128 bits if VSX memory reference instructions are used.
14819 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
14820 unit is being used.
14821 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
14822 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
14823 Print several of the scheduling related parameters.
14824 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
14825 rs6000_constraints instead of rs6000_vector_reg_class. Move
14826 -mdebug=reg code to rs6000_debug_reg_global. Add support for
14827 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
14828 Altivec. Add VSX support. Setup for secondary reload support on
14829 Altivec/VSX registers.
14830 (rs6000_override_options): Make power7 set the scheduling groups
14831 like the power5. Add support for new debug switches to override
14832 the scheduling defaults. Temporarily disable -mcpu=power7 from
14833 setting -mvsx. Add support for debug switches -malways-hint,
14834 -msched-groups, and -malign-branch-targets.
14835 (rs6000_buitlin_conversion): Add support for returning unsigned
14836 vector conversion functions to fix regressions due to stricter
14838 (rs6000_builtin_mul_widen_even): Ditto.
14839 (rs6000_builtin_mul_widen_odd): Ditto.
14840 (rs6000_builtin_vec_perm): Ditto.
14841 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
14842 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
14843 to zero a register.
14844 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
14845 generated upstream.
14846 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
14847 VSX types for bit operations. Changes to accomidate vector.md.
14848 (bdesc_2arg): Ditto.
14849 (bdesc_1arg): Ditto.
14850 (struct builtin_description_predicates): Rewrite predicate
14851 handling so that RTL describes the operation, instead of passing
14852 the instruction to be used as a string argument.
14853 (bdesc_altivec_preds): Ditto.
14854 (altivec_expand_predicate_builtin): Ditto.
14855 (altivec_expand_builtin): Ditto.
14856 (rs6000_expand_ternop_builtin): Use a switch instead of an if
14857 statement for vsldoi support.
14858 (altivec_expand_ld_builtin): Change to use new names from vector.md.
14859 (altivec_expand_st_builtin): Ditto.
14860 (paired_expand_builtin): Whitespace changes.
14861 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
14862 builtin_mode_to_type table for secondary reload. Call
14863 builtin_function_type to build random builtin functions.
14864 (altivec_init_builtins): Change to use builtin_function_type to
14865 create builtin function types dynamically as we need them.
14866 (builtin_hash_function): New support for hashing the tree types
14867 for builtin function as we need it, rather than trying to build
14868 all of the trees that we need. Add initial preliminary VSX support.
14869 (builtin_function_type): Ditto.
14870 (builtin_function_eq): Ditto.
14871 (builtin_hash_struct): Ditto.
14872 (rs6000_init_builtins): Ditto.
14873 (rs6000_common_init_builtins): Ditto.
14874 (altivec_init_builtins): Ditto.
14875 (rs6000_common_init_builtins): Ditto.
14876 (enum reload_reg_type): New enum for simplifing reg classes.
14877 (rs6000_reload_register_type): Simplify register classes into GPR,
14878 Vector, and other registers. Altivec and VSX addresses in reload.
14879 (rs6000_secondary_reload_inner): Ditto.
14880 (rs6000_ira_cover_classes): New target hook, that returns the
14881 appropriate cover classes, based on -mvsx being used or not.
14882 (rs6000_secondary_reload_class): Add VSX support.
14883 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
14884 (get_vsel_insn): Ditto.
14885 (rs6000_emit_vector_compare): Rewrite vector conditional support
14886 so that where we can, we use RTL operators, instead of blindly use
14888 (rs6000_emit_vector_select): Ditto.
14889 (rs6000_emit_vector_cond_expr): Ditto.
14890 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
14891 (create_TOC_reference): Add -mdebug=addr support.
14892 (emit_frame_save): VSX loads/stores need register indexed addressing.
14894 * config/rs6000/rs6000.md: Include vector.md.
14896 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
14898 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
14899 support for V2DI, V2DF in logical, permute, select operations.
14901 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
14902 switch for vsx/power7.
14903 (-mvsx-scalar-memory): Ditto.
14904 (-mvsx-align-128): Ditto.
14905 (-mallow-movmisalign): Ditto.
14906 (-mallow-df-permute): Ditto.
14907 (-msched-groups): Ditto.
14908 (-malways-hint): Ditto.
14909 (-malign-branch-targets): Ditto.
14911 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
14913 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
14914 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
14915 (rs6000_vector_reg_class): Delete.
14916 (rs6000_vsx_reg_class): Ditto.
14917 (enum rs6000_reg_class_enum): New enum for the constraints that
14918 vary based on target switches.
14919 (rs6000_constraints): New array to hold the register class for all
14920 of the register constraints that vary based on the switches used.
14921 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
14922 (enum rs6000_builtins): Add unsigned varients for the builtin
14923 declarations returned by target hooks for expanding multiplies,
14924 select, and permute operations. Add VSX builtins.
14925 (enum rs6000_builtin_type_index): Add entries for VSX.
14926 (V2DI_type_node): Ditto.
14927 (V2DF_type_node): Ditto.
14928 (unsigned_V2DI_type_node): Ditto.
14929 (bool_long_type_node): Ditto.
14930 (intDI_type_internal_node): Ditto.
14931 (uintDI_type_internal_node): Ditto.
14932 (double_type_internal_node): Ditto.
14934 * config/rs6000/altivec.md (whole file): Move all expanders to
14935 vector.md from altivec.md. Rename insn matching functions to be
14937 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
14938 (altivec_vcmp*): Ditto.
14939 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
14940 (VM): New iterator for moves that includes the VSX types.
14941 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
14942 (altivec_vperm_<mode>_uns): New, for unsigned types.
14943 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
14944 (altivec_eq<mode>): Ditto.
14945 (altivec_gt<mode>): Ditto.
14946 (altivec_gtu<mode>): Ditto.
14947 (altivec_eqv4sf): Ditto.
14948 (altivec_gev4sf): Ditto.
14949 (altivec_gtv4sf): Ditto.
14950 (altivec_vcmpbfp_p): Ditto.
14952 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
14954 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
14957 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
14960 * config/i386/i386.c (output_387_ffreep): Rewrite to use
14961 ASM_SHORT instead of .word.
14962 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
14963 instead of .word in asm template.
14965 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
14968 * ira-lives.c (bb_has_abnormal_call_pred): New function.
14969 (process_bb_node_lives): Use it.
14971 * ira.c (setup_cover_and_important_classes): Don't setup
14972 ira_important_class_nums. Add cover classes to the end of
14974 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
14976 (find_reg_class_closure): Use reorder_important_classes.
14978 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
14980 * config/i386/i386.c (i386_ira_cover_classes): New function.
14981 (TARGET_IRA_COVER_CLASSES): Redefine.
14983 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
14984 importance of order of cover classes in the array.
14986 2009-07-22 Diego Novillo <dnovillo@google.com>
14988 * tree-pass.h (TDF_EH): Define.
14989 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
14990 contains TDF_EH, print the EH region number holding GS.
14991 * tree-dump.c (dump_options): Add "eh".
14992 * doc/invoke.texi: Document it.
14994 2009-07-22 Doug Kwan <dougkwan@google.com>
14996 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
14998 2009-07-22 Michael Matz <matz@suse.de>
15000 PR tree-optimization/35229
15001 PR tree-optimization/39300
15003 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
15004 (inhibit_phi_insertion): New function.
15005 (insert_into_preds_of_block): Call it for REFERENCEs.
15006 (init_pre): Initialize and finalize scalar evolutions.
15007 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
15009 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
15011 * config/i386/predicates.md (zero_extended_scalar_load_operand):
15012 Use CONST_VECTOR_NUNITS to determine number of elements.
15014 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
15016 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
15017 (U, W): Constraints are now deprecated and will be removed if we
15018 run out of letters.
15019 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
15021 ("prefetch"): Add the stcmh instruction for prefetching.
15022 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
15024 (s390_short_displacement): Return always true if compiling for
15025 machines not providing the long displacement facility.
15026 (s390_mem_constraint): Support the new constraint letter Z.
15027 (s390_check_qrst_address): New function.
15029 2009-07-21 DJ Delorie <dj@redhat.com>
15031 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
15034 2009-07-21 Jason Merrill <jason@redhat.com>
15036 * c-common.c (max_tinst_depth): Increase default to 1024.
15038 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
15040 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
15041 (vec_unpacku_float_lo_v4si): Ditto.
15043 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
15046 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
15047 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
15048 (builtin_description): Add __builtin_ia32_cvtudq2ps.
15049 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
15051 2009-07-21 Jakub Jelinek <jakub@redhat.com>
15053 PR tree-optimization/40813
15054 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
15057 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
15059 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
15060 with a NOP_EXPR if needed.
15062 2009-07-21 Paul Brook <paul@codesourcery.com>
15064 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
15065 Terminate debug dump with newline.
15067 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15069 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
15070 Cast "1" to unsigned HOST_WIDE_INT.
15071 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
15072 deposit length to the maximum length - lsb. Extend length if
15073 HOST_BITS_PER_WIDE_INT is 32.
15075 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
15077 * cgraph.h (constant_pool_htab): New function.
15078 (constant_descriptor_tree): Move from varasm.c.
15079 * varasm.c (constant_pool_htab): New function.
15080 (constant_descriptor_tree): Move to cgraph.h.
15082 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
15084 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
15086 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
15088 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
15091 2009-07-20 Xinliang David Li <davidxl@google.com>
15093 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
15095 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
15097 * config/mips/mips.md (move_type): Add arith.
15098 (type): Handle arith.
15099 (zero_extendsidi2): Rename this into ...
15100 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
15101 (zero_extendsidi2): New expander.
15102 (*zero_extendsidi2_dext): New pattern.
15104 2009-07-20 Nick Clifton <nickc@redhat.com>
15106 * config.gcc (mips64-*-*): Add definition of tm_defines in order
15107 to set MIPS_ABI_DEFAULT.
15108 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
15110 2009-07-20 Jakub Jelinek <jakub@redhat.com>
15112 * tree-object-size.c (addr_object_size): Handle unions with
15113 array in it as last field of structs in __bos (, 1) as __bos (, 0).
15115 PR tree-optimization/40792
15116 * tree.c (build_function_type_skip_args): Remove bogus assert.
15118 2009-07-20 Jan Hubicka <jh@suse.cz>
15119 Martin Jambor <mjambor@suse.cz>
15121 * cgraph.h (combined_args_to_skip): New field.
15122 * cgraph.c (cgraph_create_virtual_clone): Properly handle
15123 combined_args_to_skip and args_to_skip.
15124 * tree-inline.c (update_clone_info): New function.
15125 (tree_function_versioning): Call update_clone_info.
15126 * cgraphunit.c (cgraph_materialize_clone): Dump materialized
15128 (cgraph_materialize_all_clones): More extensive dumping, working
15129 with combined_args_to_skip rather than args_to_skip.
15131 2009-07-20 Ira Rosen <irar@il.ibm.com>
15133 * tree-vectorizer.h (vectorizable_condition): Add parameters.
15134 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
15135 (get_initial_def_for_reduction): Likewise.
15136 (vectorizable_reduction): Skip the check of first operand in case
15137 of COND_EXPR. Add check that it is outer loop vectorization if
15138 nested cycle was detected. Call vectorizable_condition() for
15139 COND_EXPR. If reduction epilogue cannot be created do not fail for
15140 nested cycles (if it is not double reduction). Assert that there
15141 is only one type in the loop in case of COND_EXPR. Call
15142 vectorizable_condition() to vectorize COND_EXPR.
15143 * tree-vect-stmts.c (vectorizable_condition): Update comment.
15144 Add parameters. Allow nested cycles if called from
15145 vectorizable_reduction(). Use reduction vector variable if provided.
15146 (vect_analyze_stmt): Call vectorizable_reduction() before
15147 vectorizable_condition().
15148 (vect_transform_stmt): Update call to vectorizable_condition().
15150 2009-07-20 Christian Bruel <christian.bruel@st.com>
15152 * config/sh/sh.opt (-mfmovd): Resurrect and document.
15153 * doc/invoke.texi (-mfmovd): Likewise.
15154 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
15156 2009-07-20 Jan Hubicka <jh@suse.cz>
15158 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
15159 when handling SSA name.
15161 2009-07-19 Jan Hubicka <jh@suse.cz>
15163 PR tree-optimization/40676
15164 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
15165 virtual PHIs in empty BBs.
15167 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
15169 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
15170 re-expanded the compound use gen_lowpart instead to convert to the
15173 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
15175 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
15176 OUTER_CONST arguments.
15177 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
15178 the new wider mode will be masked off.
15179 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
15181 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
15183 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
15184 high-order bits are zero.
15186 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
15188 * combine.c (simplify_shift_const_1): Split code to determine
15189 shift_mode into ...
15190 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
15191 new bits shifted in are identical to the old sign bit.
15193 2009-07-18 Richard Guenther <rguenther@suse.de>
15196 * gimplify.c (gimplify_call_expr): Reject code using results from
15197 functions returning void.
15199 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
15201 * doc/md.texi: Document the new PowerPC "es" constraint.
15202 Document that "m" can include automodified addresses on this target,
15203 and explain how %U must be used. Extend the "Q" and "Z" documentation
15204 to suggest "es" as well as "m".
15205 * config/rs6000/constraints.md (es): New memory constraint.
15206 (Q, Z): Update strings to match new documentation.
15208 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
15210 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
15211 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
15212 * config/rs6000/predicates.md (volatile_mem_operand): Use
15213 offsettable_nonstrict_memref_p.
15214 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
15215 (*floatunssidf2_internal): Likewise.
15216 (*fix_truncdfsi2_internal): Likewise.
15217 (*fix_trunctfsi2_internal): Likewise.
15219 2009-07-17 Anatoly Sokolov <aesok@post.ru>
15221 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
15222 atmega32u2 devices.
15223 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
15225 2009-07-17 Richard Guenther <rguenther@suse.de>
15228 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
15229 (pass_warn_unused_result): Likewise.
15230 (TODO_set_props): Remove.
15231 * omp-low.c (diagnose_omp_structured_block_errors): Change to
15233 (pass_diagnose_omp_blocks): Define.
15234 * c-decl.c (pop_file_scope): Do not finalize the CU here.
15235 (c_gimple_diagnostics_recursively): Remove.
15236 (finish_function): Do not call it.
15237 (c_write_global_declarations): Continue after errors.
15238 Finalize the CU here.
15239 * c-gimplify.c (c_genericize): Do not gimplify here.
15240 * c-common.c (c_warn_unused_result): Move ...
15241 * tree-cfg.c (do_warn_unused_result): ... here.
15242 (run_warn_unused_result): New function.
15243 (gate_warn_unused_result): New function.
15244 (pass_warn_unused_result): New pass.
15245 * c-common.h (c_warn_unused_result): Remove.
15246 * flags.h (flag_warn_unused_result): Declare.
15247 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
15248 * opts.c (flag_warn_unused_result): Initialize to false.
15249 * toplev.c (compile_file): Add comment.
15250 * omp-low.c (create_omp_child_function): Do not register
15251 the function with the frontend.
15252 (diagnose_omp_structured_block_errors): Prepare to be
15253 called as optimization pass.
15254 (gate_diagnose_omp_blocks): New function.
15255 (pass_diagnose_omp_blocks): New pass.
15256 * cgraph.h (cgraph_optimize): Remove.
15257 (cgraph_analyze_function): Likewise.
15258 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
15259 * cgraphunit.c (cgraph_lower_function): Lower nested functions
15260 before their parents here.
15261 (cgraph_finalize_function): Not here.
15262 (cgraph_analyze_function): Gimplify functions here.
15263 (cgraph_finalize_compilation_unit): Continue after errors.
15264 Optimize the callgraph from here.
15265 (cgraph_optimize): Make static.
15266 * langhooks.c (write_global_declarations): Finalize the CU.
15267 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
15268 (gimplify_function_tree): Assert we gimplify only once.
15269 Set PROP_gimple_any property.
15270 * tree-nested.c (gimplify_all_functions): New function.
15271 (lower_nested_functions): Gimplify all nested functions.
15272 * gimple.h (diagnose_omp_structured_block_errors): Remove.
15273 * passes.c (init_optimization_passes): Add pass_warn_unused_result
15274 and pass_diagnose_omp_blocks after gimplification. Do not
15275 set TODO_set_props on all_lowering_passes.
15276 (execute_one_pass): Do not handle TODO_set_props.
15277 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
15278 (gimplify.o): Add tree-pass.h dependency.
15279 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
15280 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
15281 (unsave_r): Likewise.
15282 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
15283 temporary variable.
15285 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
15287 * doc/service.texi (Service): Restore previously removed link,
15288 which isn't broken after all.
15290 2009-07-17 Richard Guenther <rguenther@suse.de>
15292 PR tree-optimization/40321
15293 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
15294 PHI nodes to the maximal set.
15295 (make_values_for_phi): Add PHI arguments to the maximal set.
15296 (execute_pre): Dump PHI_GEN and the maximal set.
15298 2009-07-17 Jakub Jelinek <jakub@redhat.com>
15301 * gimplify.c (gimplify_conversion): Don't change non-conversions into
15304 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
15306 * doc/extend.texi (Nested Functions): Replace broken link with
15308 * doc/service.texi (Service): Remove broken link.
15310 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
15313 * builtins.c (expand_builtin_memcmp): Use loc instead of
15314 EXPR_LOCATION (exp).
15315 (expand_builtin_strncmp): Likewise.
15317 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
15318 Manuel López-Ibáñez <manu@gcc.gnu.org>
15321 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
15322 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
15323 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
15324 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
15325 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
15326 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
15327 tree-inline.c, c-common.c, c-common.h, gimple.c,
15328 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
15329 convert.c: Add location argument to fold_{unary,binary,ternary},
15330 fold_build[123], build_call_expr, build_size_arg,
15331 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
15332 fold_build1_initializer, fold_build2_initializer,
15333 fold_build3_initializer, fold_build_call_array,
15334 fold_build_call_array_initializer, fold_single_bit_test,
15335 omit_one_operand, omit_two_operands, invert_truthvalue,
15336 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
15337 combine_comparisons, fold_builtin_*, fold_call_expr,
15338 build_range_check, maybe_fold_offset_to_address, round_up,
15341 2009-07-16 Jason Merrill <jason@redhat.com>
15344 * c-common.c (c_common_reswords): Add __is_standard_layout
15346 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
15347 * doc/implement-cxx.texi: New.
15348 * doc/gcc.texi: Include it.
15350 2009-07-16 DJ Delorie <dj@redhat.com>
15352 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
15353 compares that may be indirectly affected by previous instructions.
15355 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15357 * builtins.c (do_mpc_arg2): New.
15358 (fold_builtin_2): Fold builtin cpow.
15359 * real.h (HAVE_mpc_pow): New.
15361 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
15363 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
15364 comparison to skip unprofitable schedule
15366 2009-07-16 Simon Baldwin <simonb@google.com>
15368 * gcc.c (option_map): New flag -no-canonical-prefixes.
15369 * (display_help): Print help text for new flag.
15370 * (process_command): Move options translation and language specifics
15371 and handle new flag early. Use it to set a function pointer to a
15372 prefix builder. Replace make_relative_prefix calls with calls to
15373 the function pointed to. Ignore new flag in regular options handling.
15374 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
15376 2009-07-15 DJ Delorie <dj@redhat.com>
15378 * config/mep/mep.md (sibcall_internal): Change register to avoid
15379 argument registers.
15380 (sibcall_value_internal): Likewise.
15382 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
15384 PR rtl-optimization/40710
15385 * resource.c (mark_target_live_regs): Reset DF problem to LR.
15387 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
15389 * config/mips/mips.md (*extenddi_truncate<mode>,
15390 *extendsi_truncate<mode>): Change type attribute to move_type
15391 with shift_shift. Split out code handling exts from here ...
15392 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
15394 (*extendhi_truncateqi): Change type attribute to move_type with
15395 shift_shift. Split out code handling exts from here ...
15396 (*extendhi_truncateqi_exts): ... to this new pattern.
15398 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
15400 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
15401 instead of "and" with inverted sign bit mask value. Use
15402 "nonimmediate_operand" for operand 1 and operand 2 predicate.
15403 Allocate registers only for operand 4 and operand 5.
15405 2009-07-15 Jakub Jelinek <jakub@redhat.com>
15407 PR middle-end/40747
15408 * fold-const.c (fold_cond_expr_with_comparison): When folding
15409 < and <= to MIN, make sure the MIN uses the same type as the
15410 comparison's operands.
15412 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
15414 * arm.md (ior_xor): New code iterator.
15415 (split for ior/xor with shift and zero-extend): New split pattern.
15416 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
15418 2009-07-15 Richard Guenther <rguenther@suse.de>
15420 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
15423 2009-07-15 Richard Guenther <rguenther@suse.de>
15425 PR middle-end/40753
15426 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
15428 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
15430 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
15431 handle 2.6.30 kernel.
15433 2009-07-15 DJ Delorie <dj@redhat.com>
15435 * config/mep/mep.md (sibcall_internal): Change register to allow
15436 for 24-bit addresses.
15437 (sibcall_value_internal): Likewise.
15439 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
15441 * doc/invoke.texi: Added descriptions of the scheduling heuristics
15442 that are enabled/disabled by the flags introduced by a previous patch.
15444 2009-07-14 DJ Delorie <dj@redhat.com>
15446 * config/mep/mep.md (sibcall_internal): Include non-toggling
15448 (sibcall_value_internal): Likewise.
15450 2009-07-14 Taras Glek <tglek@mozilla.com>
15451 Rafael Espindola <espindola@google.com>
15453 * doc/sourcebuild.texi: Document install-plugin target.
15454 * configure.ac: Added install-plugin target to language makefiles.
15455 * configure: Regenerate.
15456 * Makefile.in (install-plugin): Install more headers,
15457 depend on lang.install-plugin.
15459 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
15461 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
15464 2009-07-14 DJ Delorie <dj@redhat.com>
15466 * config/mep/mep.c (mep_vliw_jmp_match): New function.
15467 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
15468 * config/mep/mep.md (sibcall_internal): Change test from
15469 mep_vliw_mode_match to mep_vliw_jmp_match.
15470 (sibcall_value_internal): Likewise.
15472 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
15474 * config/i386/sse.md (copysign<mode>3): New expander.
15475 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
15476 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
15477 Use ix86_build_const_vector.
15478 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
15479 IX86_BUILTIN_CPYSGNPD.
15480 (builtin_description): Add __builtin_ia32_copysignps and
15481 __builtin_ia32_copysignpd.
15482 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
15483 and BUILT_IN_COPYSIGNF.
15485 2009-07-13 Jason Merrill <jason@redhat.com>
15487 * builtins.c (can_trust_pointer_alignment): New fn.
15488 (get_pointer_alignment): Factor it out from here.
15489 * tree.h: Declare it.
15491 2009-07-14 David Edelsohn <edelsohn@gnu.org>
15493 * config/rs6000/predicates.md (offsettable_mem_operand): Test
15496 2009-07-14 Dodji Seketeli <dodji@redhat.com>
15500 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
15502 2009-07-14 Richard Guenther <rguenther@suse.de>
15503 Andrey Belevantsev <abel@ispras.ru>
15505 PR middle-end/40745
15506 * cfgexpand.c (partition_stack_vars): Do not bother to update
15507 alias information when not optimizing.
15509 2009-07-14 Richard Guenther <rguenther@suse.de>
15510 Andrey Belevantsev <abel@ispras.ru>
15512 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
15513 (pt_solution_set): Likewise.
15514 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
15515 * tree-ssa-structalias.c (pt_solution_set): New function.
15516 * final.c (rest_of_clean_state): Free SSA data structures.
15517 * print-rtl.c (print_decl_name): Remove.
15518 (print_mem_expr): Implement in terms of print_generic_expr.
15519 * alias.c (ao_ref_from_mem): New function.
15520 (rtx_refs_may_alias_p): Likewise.
15521 (true_dependence): Query alias-export info.
15522 (canon_true_dependence): Likewise.
15523 (write_dependence_p): Likewise.
15524 * tree-dfa.c (get_ref_base_and_extent): For void types leave
15526 * emit-rtl.c (component_ref_for_mem_expr): Remove.
15527 (mem_expr_equal_p): Use operand_equal_p.
15528 (set_mem_attributes_minus_bitpos): Do not use
15529 component_ref_for_mem_expr.
15530 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
15531 (update_alias_info_with_stack_vars): Likewise.
15532 (partition_stack_vars): Call update_alias_info_with_stack_vars.
15533 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
15534 explicitly nor clear stmt operands.
15535 Free the decl-to-pointer map.
15536 * tree-optimize.c (execute_free_datastructures): Do not free
15537 SSA data structures here.
15538 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
15539 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
15540 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
15542 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
15544 2009-07-13 DJ Delorie <dj@redhat.com>
15546 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
15547 unrolling at the right iteration count.
15549 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
15552 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
15554 * haifa-sched.c (rank_for_schedule): Introduced flags to
15555 enable/disable individual scheduling heuristics.
15556 * common.opt: Introduced flags to enable/disable individual
15557 heuristics in the scheduler.
15558 * doc/invoke.texi: Introduced flags to enable/disable individual
15559 heuristics in the scheduler.
15561 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
15563 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
15564 config/i386/mingw-tls.c.
15565 * config/i386/mingw-tls.c: Removed.
15567 2009-07-13 Ira Rosen <irar@il.ibm.com>
15569 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
15570 checks access only relevant statements.
15571 (vectorizable_reduction): Likewise.
15573 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
15575 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
15576 just for 32-bit case.
15578 2009-07-12 Jan Hubicka <jh@suse.cz>
15580 PR tree-optimization/40585
15581 * except.c (expand_resx_expr): When there already is resume
15582 instruction, produce linked list.
15583 (build_post_landing_pads): Assert that resume is empty.
15584 (connect_post_landing_pads): Handle resume lists.
15585 (dump_eh_tree): Dump resume list.
15587 2009-07-12 Ira Rosen <irar@il.ibm.com>
15589 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
15590 with additional argument.
15591 * tree-vectorizer.h (enum vect_def_type): Add
15592 vect_double_reduction_def.
15593 (vect_is_simple_reduction): Add argument.
15594 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
15596 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
15597 vect_is_simple_reduction with additional argument.
15598 (vect_analyze_loop_operations): Handle exit phi nodes in case of
15600 (reduction_code_for_scalar_code): Handle additional codes by
15601 returning ERROR_MARK for them. Fix comment and indentation.
15602 (vect_is_simple_reduction): Fix comment, add argument to specify
15603 double reduction. Detect double reduction.
15604 (get_initial_def_for_induction): Fix indentation.
15605 (get_initial_def_for_reduction): Fix comment and indentation.
15606 Handle double reduction. Create initial definitions that do not
15607 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
15608 (vect_create_epilog_for_reduction): Fix comment, add argument to
15609 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
15610 epilogue result extraction. Create double reduction phi node and
15611 replace relevant uses.
15612 (vectorizable_reduction): Call vect_is_simple_reduction with
15613 additional argument. Fix indentation. Update epilogue code treatment
15614 according to the changes in reduction_code_for_scalar_code. Check
15615 for double reduction. Call vect_create_epilog_for_reduction with
15616 additional argument.
15617 * tree-vect-stmts.c (process_use): Handle double reduction, update
15619 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
15620 (vect_get_vec_def_for_operand): Likewise.
15622 2009-07-12 Danny Smith <dansmister@gmail.com>
15624 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
15625 dllexport if !TREE_PUBLIC.
15626 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
15628 2009-07-11 Anatoly Sokolov <aesok@post.ru>
15630 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
15631 (avr_extra_arch_macro) Remove declatation.
15632 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
15633 (avr_extra_arch_macro) Declare as static.
15634 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
15636 2009-07-11 Jan Hubicka <jh@suse.cz>
15638 PR middle-end/48388
15639 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
15641 2009-07-11 Jakub Jelinek <jakub@redhat.com>
15644 * dwarf2out.c (dw_fde_struct): Add in_std_section and
15645 cold_in_std_section bits.
15646 (dwarf2out_begin_prologue): Initialize them.
15647 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
15648 if already covered by text_section or cold_text_section range.
15650 PR rtl-optimization/40667
15651 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
15652 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
15653 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
15654 * config/i386/i386.c (ix86_minimum_alignment): New function.
15655 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
15656 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
15657 * emit-rtl.c (gen_reg_rtx): Likewise.
15658 * function.c (assign_parms): Likewise. If nominal_type needs
15659 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
15660 rather than passed_type's alignment.
15663 * function.c (assign_parm_setup_stack): Adjust
15664 MEM_OFFSET (data->stack_parm) if promoted_mode is different
15665 from nominal_mode on big endian.
15667 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
15669 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
15671 2009-07-10 DJ Delorie <dj@redhat.com>
15673 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
15675 2009-07-10 Mark Mitchell <mark@codesourcery.com>
15677 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
15679 (thumb2_cbnz): Likewise.
15681 2009-07-10 David Daney <ddaney@caviumnetworks.com>
15684 * config.gcc (supported_defaults): Add synci.
15685 (with_synci): Add validation.
15686 (all_defaults): Add synci.
15687 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
15690 * config/mips/mips.opt (msynci): New option.
15691 * config/mips/mips.c (mips_override_options): Warn on use of
15692 -msynci for targets that do now support it.
15693 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
15695 * gcc/doc/invoke.texi (-msynci): Document the new option.
15696 * doc/install.texi (--with-synci): Document the new option.
15698 2009-07-10 Richard Guenther <rguenther@suse.de>
15700 PR tree-optimization/40496
15701 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
15702 the PHI result with a compatible type.
15704 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
15708 * c.opt (Wunused-result): New.
15709 * doc/invoke.texi: Document it.
15710 * c-common.c (c_warn_unused_result): Use it.
15712 2009-07-09 DJ Delorie <dj@redhat.com>
15714 * targhooks.c (default_target_can_inline_p): Rename from
15715 default_target_option_can_inline_p.
15716 * targhooks.h (default_target_can_inline_p): Likewise.
15717 * target-def.h (TARGET_CAN_INLINE_P): Rename from
15718 TARGET_OPTION_CAN_INLINE_P.
15719 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
15720 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
15721 (mep_target_can_inline_p): Rename from
15722 mep_target_option_can_inline_p.
15725 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
15726 registers used to pass vectors.
15728 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
15730 2009-07-09 Tom Tromey <tromey@redhat.com>
15732 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
15733 * config/mmix/mmix.c: Include dwarf2.h.
15734 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
15735 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
15736 * config/sh/sh.c: Include dwarf2.h.
15737 * config/i386/i386.c: Include dwarf2.h.
15738 * Makefile.in (DWARF2_H): Remove 'elf'.
15739 * except.c: Include dwarf2.h.
15740 * unwind-dw2.c: Include dwarf2.h.
15741 * dwarf2out.c: Include dwarf2.h.
15742 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
15743 * unwind-dw2-fde.c: Include dwarf2.h.
15744 * dwarf2asm.c: Include dwarf2.h.
15746 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
15748 * haifa-sched.c (insn_finishes_cycle_p): New static function.
15749 (max_issue): Use it.
15750 * sched-int.h (struct sched_info: insn_finishes_block_p): New
15752 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
15753 (region_sched_info): Update.
15754 * sched-ebb.c (ebb_sched_info): Update.
15755 * modulo-sched.c (sms_sched_info): Update.
15756 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
15758 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
15760 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
15762 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
15764 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
15766 2009-07-09 Jakub Jelinek <jakub@redhat.com>
15768 PR middle-end/40692
15769 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
15770 arg1 with arg01 if arg1 is already INTEGER_CST.
15772 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
15774 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
15775 Transform (and (truncate)) into (truncate (and)).
15777 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
15779 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
15780 creating LHS paradoxical subregs. Fix surrounding returns to
15781 use NULL_RTX rather than 0.
15783 2009-07-08 DJ Delorie <dj@redhat.com>
15785 * config/mep/mep.c (mep_option_can_inline_p): New.
15786 (TARGET_OPTION_CAN_INLINE_P): Define.
15788 2009-07-08 Mark Wielaard <mjw@redhat.com>
15791 * dwarf2out.c (add_data_member_location_attribute): When we have
15792 only a constant offset don't emit a new location description using
15793 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
15796 2009-07-08 Richard Henderson <rth@redhat.com>
15799 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
15800 (enum reg_class): Add CLOBBERED_REGS.
15801 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
15802 * config/i386/i386.c (ix86_conditional_register_usage): Moved
15803 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
15804 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
15805 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
15806 force 64-bit sibcalls into R11.
15807 * config/i386/constraints.md (U): New constraint.
15808 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
15809 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
15810 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
15812 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
15814 * basic-block.h (dump_regset, debug_regset): Remove duplicate
15816 * c-objc-common.h (c_initialize_diagnostics): Ditto.
15817 * ebitmap.h (dump_ebitmap): Ditto.
15818 * optabs.h (optab_libfunc): Ditto.
15819 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
15820 * tree-flow.h (vect_can_force_dr_alignment_p,
15821 get_vectype_for_scalar_type): Ditto.
15822 (vectorize_loops): Move prototype to ...
15823 * tree-vectorizer.h: ... here. Also, adjust comment.
15824 (vect_set_verbosity_level): Remove duplicate prototype.
15825 * tree-ssa-loop.c: Include tree-vectorizer.h.
15826 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
15828 2009-07-08 Nick Clifton <nickc@redhat.com>
15830 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
15833 2009-07-08 DJ Delorie <dj@redhat.com>
15835 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
15836 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
15837 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
15839 * config/mep/intrinsics.md: Regenerated.
15840 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
15841 registers when asm() or calls are detected.
15843 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
15846 * gimplify.c (gimplify_expr): Propagate no_warning flag when
15848 * gimple (gimple_build_call_from_tree): Likewise.
15849 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
15850 no_warning flag before warning.
15852 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
15854 * tree.c (set_expr_locus): Remove.
15855 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
15856 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
15858 * gimplify.c (internal_get_tmp_var): Likewise.
15859 (gimplify_call_expr): Likewise.
15860 (gimplify_one_sizepos): Likewise.
15862 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
15865 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
15866 to variables for debugging purposes.
15868 2009-06-23 Mark Loeser <mark@halcy0n.com>
15871 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
15873 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
15875 * pretty-print.c (pp_base_format): Remove %J.
15876 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
15877 gcc_cxxdiag_char_table): Likewise.
15878 (init_dynamic_diag_info): Likewise.
15880 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
15882 * pretty-print.c (pp_base_format): Remove %H.
15883 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
15884 gcc_cxxdiag_char_table): Likewise.
15885 (init_dynamic_diag_info): Likewise.
15886 * config/mep/mep.c (mep_select_section): Likewise.
15888 2009-07-07 Duncan Sands <baldrick@free.fr>
15890 * final.c (pass_clean_state): Give the pass a name.
15891 * passes.c (pass_rest_of_compilation): Likewise.
15892 * tree-optimize.c (pass_all_optimizations): Likewise.
15894 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
15896 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
15897 an extra 'decl' for error_at.
15899 2009-07-07 Jakub Jelinek <jakub@redhat.com>
15901 PR middle-end/40669
15902 * tree-tailcall.c (adjust_return_value_with_ops,
15903 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
15904 if it has complex or vector type.
15906 2009-07-07 Olivier Hainque <hainque@adacore.com>
15908 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
15911 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
15913 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
15915 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
15917 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
15918 * c-decl.c: Likewise.
15919 * function.c: Likewise.
15920 * varasm.c: Likewise.
15921 * tree-ssa.c: Likewise.
15922 * c-common.c: Likewise.
15923 * tree-cfg.c: Likewise.
15924 * config/spu/spu.c: Likewise.
15925 * config/ia64/ia64.c: Likewise.
15926 * config/v850/v850.c: Likewise.
15928 2009-07-06 DJ Delorie <dj@redhat.com>
15930 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
15931 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
15932 unspecified accesses to control registers.
15933 * config/mep/intrinsics.md: Regenerate.
15934 * config/mep/intrinsics.h: Regenerate.
15935 * config/mep/mep-intrin.h: Regenerate.
15937 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
15939 * c-lex.c: Replace %H by an explicit location. Update all calls.
15940 * c-common.c: Likewise.
15941 * c-decl.c: Likewise.
15942 * c-typeck.c: Likewise.
15943 * fold-const.c: Likewise.
15944 * gimplify.c: Likewise.
15945 * stmt.c: Likewise.
15946 * tree-cfg.c: Likewise.
15947 * tree-ssa-loop-niter.c: Likewise.
15948 * tree-vrp.c: Likewise.
15949 * value-prof.c: Likewise.
15951 2009-07-06 Diego Novillo <dnovillo@google.com>
15953 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
15954 if it has one. Handle cases where VAR does not have an
15955 annotation or cfun is NULL.
15957 2009-07-06 Diego Novillo <dnovillo@google.com>
15959 * tree.c: Include debug.h.
15960 (initialize_tree_contains_struct): New.
15961 (init_ttree): Call it.
15962 (tree_node_structure_for_code): Factor out of ...
15963 (tree_node_structure): ... here.
15964 * treestruct.def (TS_PHI_NODE): Remove.
15965 (TS_GIMPLE_STATEMENT): Remove.
15967 2009-07-06 Diego Novillo <dnovillo@google.com>
15969 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
15970 (debug_tree_chain): Handle cycles.
15972 2009-07-06 Nick Clifton <nickc@redhat.com>
15973 DJ Delorie <dj@redhat.com>
15975 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
15976 __FMOVD_ENABLED__ is defined.
15978 (TARGET_FMOVD): Provide a default definition.
15979 (MASK_FMOVD): Likewise.
15980 (TARGET_CPU_CPP_BUILTINS): Define
15981 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
15982 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
15983 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
15984 (split for DF load from memory into register): Also handle
15985 MEMs which consist of REG+DISP addressing.
15986 (split for DF store from register to memory): Likewise.
15987 (movsf_ie): Always use single fp_mode.
15988 * config/sh/sh.c (sh_override_options): Do not automatically
15989 enable TARGET_MOVD for the SH2A when supporting doubles - leave
15990 that to the -mfmovd command line switch.
15991 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
15992 (fldi_ok): Always allow.
15993 * config/sh/sh.opt (mfmovd): Remove this switch.
15994 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
15996 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
15997 Kaz Kojima <kkojima@gcc.gnu.org>
15999 PR rtl-optimization/30807
16000 * postreload.c (reload_combine): For every new use of REG_SUM,
16001 record the use of BASE.
16003 2009-07-06 Jan Hubicka <jh@suse.cz>
16005 * params.def: Revert my accidental commit at 2009-06-30.
16007 2009-07-04 Ian Lance Taylor <iant@google.com>
16010 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
16012 (mingw_format_attribute_overrides): Likewise.
16014 2009-07-04 Jakub Jelinek <jakub@redhat.com>
16017 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
16018 don't check cfa.reg. Instead of cfa.indirect use
16019 fde && fde->drap_reg != INVALID_REGNUM test.
16021 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
16023 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
16025 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
16028 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
16030 2009-07-03 Richard Guenther <rguenther@suse.de>
16032 PR tree-optimization/40640
16033 * tree-switch-conversion.c (build_arrays): Perform arithmetic
16036 2009-07-03 Jan Hubicka <jh@suse.cz>
16038 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
16039 for size, reduce amount of inlining.
16041 2009-07-03 Richard Guenther <rguenther@suse.de>
16043 PR middle-end/34163
16044 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
16045 if t +- x is known to not overflow and the conversion widens the
16047 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
16049 2009-07-03 Jan Hubicka <jh@suse.cz>
16051 * ipa-pure-const.c (analyze): Update loop optimizer init.
16052 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
16053 try_remove_empty_loop, remove_empty_loops): Remove.
16054 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
16055 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
16056 to mark regular loops as neccesary.
16057 (degenerate_phi_p): New function.
16058 (propagate_necessity, remove_dead_phis): Use it.
16059 (forward_edge_to_pdom): Likewise.
16060 (eliminate_unnecessary_stmts): Take care to remove uses of results of
16061 virtual PHI nodes that became unreachable.
16062 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
16063 * tree-flow.h (remove_empty_loops): Remove.
16064 * passes.c (init_optimization_passes): Remove.
16066 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
16068 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
16069 can_create_pseudo_p.
16070 (*fix_trunc<mode>_i387_1): Ditto.
16071 (*floathi<mode>2_1): Ditto.
16072 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
16073 (*fistdi2_1): Ditto.
16074 (*fist<mode>2_1): Ditto.
16075 (frndintxf2_floor): Ditto.
16076 (*fist<mode>2_floor_1): Ditto.
16077 (frndintxf2_ceil): Ditto.
16078 (*fist<mode>2_ceil_1): Ditto.
16079 (frndintxf2_trunc): Ditto.
16080 (frndintxf2_mask_pm): Ditto.
16081 (fxam<mode>2_i387_with_temp): Ditto.
16082 * config/i386/sse.md (mulv16qi3): Ditto.
16083 (*sse2_mulv4si3): Ditto.
16085 (sse4_2_pcmpestr): Ditto.
16086 (sse4_2_pcmpistr): Ditto.
16088 2009-07-03 Jan Hubicka <jh@suse.cz>
16090 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
16091 (mark_stmt_necessary): Set it.
16092 (mark_operand_necessary): Set it.
16093 (mark_control_dependent_edges_necessary): Set it.
16094 (mark_virtual_phi_result_for_renaming): New function.
16095 (get_live_post_dom): New function.
16096 (forward_edge_to_pdom): New function.
16097 (remove_dead_stmt): Fix handling of control dependences.
16098 (tree_dce_init): Init new bitmap.
16099 (tree_dce_done): Free it.
16101 2009-07-02 Richard Guenther <rguenther@suse.de>
16104 * tree-ssa-structalias.c (new_var_info): Initialize
16107 2009-07-02 Jan Hubicka <jh@suse.cz>
16109 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
16112 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
16114 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
16115 instead of recomputing it. Adjust calls.
16116 (emit_store_flag): Adjust recursive calls.
16118 2009-07-02 Richard Guenther <rguenther@suse.de>
16120 * tree-ssa-live.c (remove_unused_locals): Do not remove
16122 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
16123 of DECL_EXTERNAL for HEAP variables.
16124 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
16125 HEAP variables. Do not adjust RESTRICT vars.
16126 (find_what_var_points_to): Nobody cares if something
16127 points to READONLY.
16129 2009-07-02 Ben Elliston <bje@au.ibm.com>
16131 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
16132 pc_low and pc_high declarations to the top of the function.
16134 2009-07-01 DJ Delorie <dj@redhat.com>
16136 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
16137 registers as fixed.
16138 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
16139 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
16140 unspecified accesses to control registers.
16141 * config/mep/intrinsics.md: Regenerate.
16142 * config/mep/intrinsics.h: Regenerate.
16143 * config/mep/mep-intrin.h: Regenerate.
16145 2009-07-01 Anthony Green <green@moxielogic.com>
16147 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
16148 instruction when possible.
16149 (moxie_expand_prologue): Ditto. Also, save an instruction and
16150 some complexity by popping off of $r12 instead of $sp.
16151 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
16154 2009-07-01 Richard Henderson <rth@redhat.com>
16157 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
16158 contained no insns, reposition note before last insn.
16160 2009-07-01 Richard Henderson <rth@redhat.com>
16163 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
16164 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
16166 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
16169 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
16170 darwin9 for printing reg addresses with %y.
16172 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
16174 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
16175 truncation from operands in binary operations.
16177 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
16180 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
16181 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
16182 subreg of op0 to the original op0.
16184 * expmed.c (store_bit_field_1): Use a temporary as the destination
16185 instead of a paradoxical subreg when we need to truncate the result.
16187 2009-07-01 DJ Delorie <dj@redhat.com>
16189 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
16190 names to VLIW variants.
16191 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
16192 * config/mep/intrinsics.md: Regenerate.
16193 * config/mep/intrinsics.h: Regenerate.
16194 * config/mep/mep-intrin.h: Regenerate.
16196 2009-07-01 Jakub Jelinek <jakub@redhat.com>
16199 * jump.c (returnjump_p): Revert last patch.
16200 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
16202 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16205 * pa.md (casesi32p): Use jump table label to determine the offset
16207 (casesi64p): Likewise.
16209 * pa.c (forward_branch_p): Return bool type. Use instruction
16210 addresses when available. Assert that INSN has a jump label.
16211 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
16214 2009-07-01 Richard Guenther <rguenther@suse.de>
16216 PR tree-optimization/19831
16217 * tree-ssa-dce.c (propagate_necessity): Calls to functions
16218 that only act as barriers do not make any previous stores necessary.
16219 * tree-ssa-structalias.c (handle_lhs_call): Delay making
16220 HEAP variables global, do not add a constraint from nonlocal.
16221 (find_func_aliases): Handle escapes through return statements.
16222 (compute_points_to_sets): Make escaped HEAP variables global.
16224 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
16227 * expmed.c (emit_store_flag): Perform a conversion if necessary,
16228 after reducing a DImode cstore to SImode.
16230 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
16232 * expr.c (expand_expr_real_1): Reinstate fallthrough to
16233 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
16235 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
16237 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
16238 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
16240 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
16241 and umod_optab if TARGET_BSD_DIVMOD.
16242 * config/vax/lib1funcs.asm: New file.
16243 * config/vax/t-linux: New file.
16244 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
16246 2009-06-30 Jakub Jelinek <jakub@redhat.com>
16249 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
16250 to type arguments that have void type.
16253 * dwarf2out.c (gen_formal_parameter_die): Call
16254 equate_decl_number_to_die if node is different from origin.
16256 2009-06-30 Anthony Green <green@moxielogic.com>
16258 Clean up moxie port for --enable-build-with-cxx.
16259 * config/moxie/moxie.c (moxie_function_value): First two
16260 parameters are const_tree, not tree.
16261 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
16262 (REG_CLASS_NAMES): Ditto.
16263 (REGNO_REG_CLASS): Ditto.
16264 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
16265 (moxie_function_value): Fix constyness of arguments.
16267 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
16269 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
16270 finalize_size_functions before further processing.
16271 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
16272 (variable_size): Call self_referential_size on size expressions
16273 that contain a PLACEHOLDER_EXPR.
16274 (size_functions): New static variable.
16275 (copy_self_referential_tree_r): New static function.
16276 (self_referential_size): Likewise.
16277 (finalize_size_functions): New global function.
16278 * tree.c: Include tree-inline.h.
16279 (push_without_duplicates): New static function.
16280 (find_placeholder_in_expr): New global function.
16281 (substitute_in_expr) <tcc_declaration>: Return the replacement object
16283 <tcc_expression>: Likewise.
16284 <tcc_vl_exp>: If the replacement object is a constant, try to inline
16285 the call in the expression.
16286 * tree.h (finalize_size_functions): Declare.
16287 (find_placeholder_in_expr): Likewise.
16288 (FIND_PLACEHOLDER_IN_EXPR): New macro.
16289 (substitute_placeholder_in_expr): Update comment.
16290 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
16292 (copy_tree_body_r): Likewise.
16293 (copy_tree_body): New static function.
16294 (maybe_inline_call_in_expr): New global function.
16295 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
16296 (maybe_inline_call_in_expr): Declare.
16297 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
16298 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
16301 2009-06-30 Richard Guenther <rguenther@suse.de>
16303 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
16305 (propagate_necessity): Do not mark reaching defs of stores
16308 2009-06-30 Jan Hubicka <jh@suse.cz>
16310 * cfgloopanal.c (check_irred): Move into ...
16311 (mark_irreducible_loops): ... here; return true if ireducible
16313 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
16314 (analyze_function): Try to prove loop finiteness.
16315 * cfgloop.h (mark_irreducible_loops): Update prototype.
16316 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
16318 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
16320 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
16322 2009-06-30 Ira Rosen <irar@il.ibm.com>
16324 PR tree-optimization/40542
16325 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
16328 2009-06-30 Martin Jambor <mjambor@suse.cz>
16330 PR tree-optimization/40582
16331 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
16332 than useless_type_conversion_p.
16333 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
16336 2009-06-30 Martin Jambor <mjambor@suse.cz>
16338 PR middle-end/40554
16339 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
16341 2009-06-30 Richard Guenther <rguenther@suse.de>
16343 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
16344 use ao_ref references.
16345 (walk_aliased_vdefs): Likewise.
16346 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
16347 * tree-ssa-dce.c (struct ref_data): Remove.
16348 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
16349 (mark_aliased_reaching_defs_necessary): Adjust.
16350 (mark_all_reaching_defs_necessary_1): Likewise.
16352 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
16355 * expmed.c (emit_cstore): New name of emit_store_flag_1.
16356 (emit_store_flag_1): Extract from emit_store_flag, adjust
16357 calls to (what now is) emit_cstore.
16358 (emit_store_flag): Call emit_store_flag_1 and also use it
16359 for what used to be recursive calls.
16361 2009-06-30 Wei Guozhi <carrot@google.com>
16364 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
16365 if the target bb post dominates from bb.
16366 * config/i386/i386.c (memory_address_length): Check existence of base
16367 register before using it.
16369 2009-06-30 Nick Clifton <nickc@redhat.com>
16370 DJ Delorie <dj@redhat.com>
16372 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
16373 __FMOVD_ENABLED__ is defined.
16375 (TARGET_FMOVD): Provide a default definition.
16376 (MASK_FMOVD): Likewise.
16377 (TARGET_CPU_CPP_BUILTINS): Define
16378 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
16379 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
16380 two fmov instructions depending upon whether TARGET_FMOVD is
16382 (split for DF load from memory into register): Also handle
16383 MEMs which consist of REG+DISP addressing.
16384 (split for DF store from register to memory): Likewise.
16385 * config/sh/sh.opt (mfmovd): Remove this switch.
16386 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
16387 * config/sh/sh.c (sh_override_options): Do not automatically
16388 enable TARGET_MOVD for the SH2A when supporting doubles - leave
16389 that to the -mfmovd command line switch.
16391 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
16393 (fldi_ok): Always allow.
16394 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
16396 2009-06-29 DJ Delorie <dj@redhat.com>
16398 * doc/install.texi (mep-x-elf): Correct chip's full name.
16400 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
16402 * doc/extend.texi: Fix typo.
16404 2009-06-29 Tom Tromey <tromey@redhat.com>
16406 * dwarf2.h: Remove.
16407 * Makefile.in (DWARF2_H): New variable.
16408 (except.o): Use it.
16409 (dwarf2out.o): Likewise.
16410 (dwarf2asm.o): Likewise.
16411 * config/i386/t-i386: Use DWARF2_H.
16412 * except.c: Include elf/dwarf2.h.
16413 * unwind-dw2.c: Include elf/dwarf2.h.
16414 * dwarf2out.c: Include elf/dwarf2.h.
16415 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
16416 <dtprel>: New field.
16417 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
16418 (size_of_loc_descr): Likewise.
16419 (output_loc_operands_raw): Likewise.
16420 (output_loc_operands): Handle new dtprel field.
16421 (loc_checksum): Update.
16422 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
16423 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
16424 * unwind-dw2-fde.c: Include elf/dwarf2.h.
16425 * dwarf2asm.c: Include elf/dwarf2.h.
16426 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
16427 * config/mmix/mmix.c: Include elf/dwarf2.h.
16428 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
16429 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
16430 * config/sh/sh.c: Include elf/dwarf2.h.
16431 * config/i386/i386.c: Include elf/dwarf2.h.
16433 2009-06-29 DJ Delorie <dj@redhat.com>
16435 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
16437 * doc/extend.texi: Add MeP attributes and pragmas.
16438 * doc/invoke.text: Add MeP Options.
16439 * doc/contrib.texi: Add MeP contribution.
16440 * doc/md.texi: Add MeP constraints.
16441 * doc/install.texi: Add MeP target.
16443 2009-06-30 Anatoly Sokolov <aesok@post.ru>
16445 * target.h (struct gcc_target): Add frame_pointer_required field.
16446 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
16447 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
16448 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
16450 * reload1.c (update_eliminables): (Ditto.).
16451 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
16452 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
16453 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
16455 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
16457 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
16458 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
16459 (arm_frame_pointer_required): New function.
16461 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
16462 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16463 (avr_frame_pointer_required_p): Declare as static.
16464 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
16466 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
16467 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
16468 (bfin_frame_pointer_required): Make as static, change return type
16470 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
16472 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
16473 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16474 (cris_frame_pointer_required): New function.
16476 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
16478 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
16479 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16480 (fr30_frame_pointer_required): New function.
16482 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
16483 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
16484 (frv_frame_pointer_required): Make as static, change return type
16486 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
16488 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
16489 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16490 (ix86_frame_pointer_required): Make as static, change return type to
16492 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
16494 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
16495 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16497 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
16499 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
16501 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
16503 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
16504 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16505 (mips_frame_pointer_required): Make as static.
16506 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
16508 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
16509 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16510 (mmix_frame_pointer_required): Mew function.
16512 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
16513 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16515 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
16517 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
16519 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
16521 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
16522 (CAN_ELIMINATE): Redefine.
16523 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16524 (sparc_frame_pointer_required): New function.
16525 (sparc_can_eliminate): New function.
16526 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
16528 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
16529 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
16531 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
16532 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
16533 (xtensa_frame_pointer_required): Make as static, change return type
16535 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
16538 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
16540 * doc/plugins.texi: Document PLUGIN_START_UNIT.
16541 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
16542 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
16543 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
16544 (register_callback): Handle PLUGIN_START_UNIT.
16545 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
16547 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
16549 * tree.c (process_call_operands): Propagate TREE_READONLY from the
16551 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
16552 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
16554 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
16556 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
16559 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
16561 * doc/extend.texi (Additional Floating Types): __float128 is also
16562 supported on i386 targets.
16564 2009-06-29 Richard Guenther <rguenther@suse.de>
16566 PR middle-end/14187
16567 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
16569 (pt_solutions_same_restrict_base): Declare.
16570 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
16572 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
16573 (make_constraint_from, make_copy_constraint): Move earlier.
16574 (make_constraint_from_heapvar): New function.
16575 (make_constraint_from_restrict): Likewise.
16576 (handle_lhs_call): Use it.
16577 (find_func_aliases): Use it to track conversions to restrict
16578 qualified pointers.
16579 (struct fieldoff): Add only_restrict_pointers flag.
16580 (push_fields_onto_fieldstack): Initialize it.
16581 (create_variable_info_for): Track global restrict qualified pointers.
16582 (intra_create_variable_infos): Use make_constraint_from_heapvar.
16583 Track restrict qualified pointer arguments.
16584 (set_uids_in_ptset): Use varinfo is_global_var flag.
16585 (find_what_var_points_to): Set the vars_contains_restrict flag.
16586 Always create the points-to solution for sets including restrict tags.
16587 (pt_solutions_same_restrict_base): New function.
16588 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
16589 qualified pointers use pt_solutions_same_restrict_base as
16590 additional source for disambiguation.
16592 2009-06-29 Richard Guenther <rguenther@suse.de>
16594 PR middle-end/38212
16595 * alias.c (find_base_decl): Remove.
16596 (get_deref_alias_set_1): Remove restrict handling.
16597 * c-common.c (c_apply_type_quals_to_decl): Do not set
16598 DECL_POINTER_ALIAS_SET.
16599 * gimplify.c (find_single_pointer_decl_1): Remove.
16600 (find_single_pointer_decl): Likewise.
16601 (internal_get_tmp_var): Remove restrict handling.
16602 (gimple_regimplify_operands): Likewise.
16603 * omp-low.c (expand_omp_atomic_pipeline): Do not set
16604 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
16605 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
16606 * tree.c (restrict_base_for_decl): Remove.
16607 (init_ttree): Do not allocate it.
16608 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
16609 LABEL_DECL_UID for label decls.
16610 (copy_node_stat): Do not copy restrict information.
16611 (decl_restrict_base_lookup): Remove.
16612 (decl_restrict_base_insert): Likewise.
16613 (print_restrict_base_statistics): Likewise.
16614 (dump_tree_statistics): Do not call print_restrict_base_statistics.
16615 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
16616 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
16617 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
16618 (LABEL_DECL_UID): Adjust.
16619 (DECL_BASED_ON_RESTRICT_P): Remove.
16620 (DECL_GET_RESTRICT_BASE): Likewise.
16621 (SET_DECL_RESTRICT_BASE): Likewise.
16622 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
16624 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
16625 instead of DECL_POINTER_ALIAS_SET.
16626 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
16627 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
16628 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
16630 2009-06-29 Richard Guenther <rguenther@suse.de>
16632 PR tree-optimization/40579
16633 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
16634 the IL to simplify has constants that overflowed.
16636 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
16638 PR tree-optimization/40550
16639 * tree-vect-generic.c (expand_vector_operations_1): Compute in
16640 vector_compute_type only when the size of vector_compute_type is
16641 less than the size of type.
16643 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
16645 * fold-const.c (contains_label_1): Fix comments.
16646 (contains_label_p): Do not walk trees multiple time.
16648 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
16650 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
16651 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
16652 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
16653 ix86_fp_comparison_operator.
16654 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
16655 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
16656 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
16657 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
16658 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
16659 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
16660 (related splits): Change predicate to ix86_fp_comparison_operator.
16661 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
16662 instead of ix86_fp_comparison_codes.
16663 (ix86_trivial_fp_comparison_operator,
16664 ix86_fp_comparison_operator): New.
16665 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
16666 (ix86_expand_compare): Eliminate last two parameters.
16667 (ix86_fp_jump_nontrivial_p): Kill.
16668 * config/i386/i386.c (put_condition_code): Eliminate call to
16669 ix86_fp_comparison_codes and subsequent assertion.
16670 (ix86_fp_comparison_codes): Eliminate.
16671 (ix86_fp_swap_condition): New.
16672 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
16673 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
16674 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
16675 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
16676 and ix86_fp_swap_condition.
16677 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
16678 Use ix86_fp_comparison_strategy.
16679 (ix86_expand_compare): Likewise. Eliminate last two arguments.
16680 (ix86_fp_jump_nontrivial_p): Eliminate.
16681 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
16682 call to ix86_expand_compare.
16683 (ix86_split_fp_branch, ix86_expand_setcc,
16684 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
16685 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
16687 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
16689 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
16690 related to jump_clobbers.
16691 * config/arm/arm.md (conds): Remove jump_clob case.
16692 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
16693 splits): Change comparison_operator to arm_comparison_operator.
16694 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
16697 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
16699 * dojump.c (do_compare_rtx_and_jump): Try swapping the
16700 condition for floating point modes.
16701 * expmed.c (emit_store_flag_1): Move here a bigger part
16702 of emit_store_flag.
16703 (emit_store_flag): Try swapping the condition for floating point
16705 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
16707 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
16709 * expr.c (expand_expr_real_1): Just use do_store_flag.
16710 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
16711 emit_store_flag_force.
16712 * expmed.c (emit_store_flag_force): Copy here trick
16713 previously in expand_expr_real_1. Try reversing the comparison.
16714 (emit_store_flag_1): Work if target is NULL.
16715 (emit_store_flag): Work if target is NULL, using the result mode
16716 from the comparison. Use split_comparison, restructure final part
16717 to simplify conditionals.
16719 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
16721 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
16722 * dojump.c (do_jump): Change handling of floating-point
16723 ops to use just do_compare_and_jump.
16724 (split_comparison): New.
16725 (do_compare_rtx_and_jump): Add here logic coming previously
16726 in do_jump, using split_comparison.
16728 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
16731 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
16733 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
16735 * tree-ssa-alias.c: Fix unintentional commit.
16737 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
16739 * passes.c (execute_one_pass): Fix unintentional commit.
16741 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
16743 * df-problems.c (df_set_seen, df_unset_seen): Delete.
16744 (df_rd_local_compute, df_md_local_compute): Inline them.
16746 (df_md_scratch): New.
16747 (df_md_alloc, df_md_free): Allocate/free it.
16748 (df_md_local_compute): Only include live registers in init.
16749 (df_md_transfer_function): Prune the in-set computed by
16750 the confluence function, and the gen-set too.
16752 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
16754 PR rtl-optimization/26854
16755 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
16756 * df-problems.c (df_rd_add_problem): Fix comment.
16757 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
16758 df_md_simulate_artificial_defs_at_top,
16759 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
16760 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
16761 df_md_transfer_function, df_md_init, df_md_confluence_0,
16762 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
16763 problem_MD, df_md_add_problem): New.
16764 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
16765 df_md_get_bb_info): New.
16766 (DF_LAST_PROBLEM_PLUS1): Adjust.
16768 * Makefile.in (fwprop.o): Include domwalk.h.
16769 * fwprop.c: Include domwalk.h.
16770 (reg_defs, reg_defs_stack): New.
16771 (bitmap_only_bit_between): Remove.
16772 (process_defs): New.
16773 (process_uses): Use reg_defs and local_md instead of
16774 bitmap_only_bit_between and local_rd.
16775 (single_def_use_enter_block): New, from build_single_def_use_links.
16776 (single_def_use_leave_block): New.
16777 (build_single_def_use_links): Remove code moved to
16778 single_def_use_enter_block, invoke domwalk.
16779 (use_killed_between): Adjust comment.
16781 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
16783 * bitmap.h (bitmap_ior_and_into): New.
16784 * bitmap.c (bitmap_ior_and_into): New.
16786 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
16788 * domwalk.h (struct dom_walk_data): Remove all callbacks except
16789 before_dom_children_before_stmts and after_dom_children_after_stmts.
16790 Rename the two remaining callbacks to just before_dom_children and
16791 after_dom_children. Remove other GIMPLE statement walking bits.
16792 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
16793 * graphite.c: Do not include domwalk.h.
16794 * tree-into-ssa.c (interesting_blocks): New global.
16795 (struct mark_def_sites_global_data): Remove it and names_to_rename.
16796 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
16797 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
16798 now that they're not domwalk callbacks.
16799 (rewrite_initialize_block): Rename to...
16800 (rewrite_enter_block): ... this, place after called functions. Test
16801 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
16802 (rewrite_finalize_block): Rename to...
16803 (rewrite_leave_block): ... this, place after called functions.
16804 (rewrite_update_init_block): Rename to...
16805 (rewrite_update_enter_block): ... this, place after called functions.
16806 Test interesting_blocks, call rewrite_update_stmt and
16807 rewrite_update_phi_arguments.
16808 (rewrite_update_fini_block): Rename to...
16809 (rewrite_leave_block): ... this, place after called functions.
16810 (rewrite_blocks): Remove last argument, simplify initialization of
16812 (mark_def_sites_initialize_block): Rename to...
16813 (mark_def_sites_block): ... this, call mark_def_sites.
16814 (mark_def_sites_blocks): Remove argument, simplify initialization of
16816 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
16817 (update_ssa): Likewise.
16818 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
16820 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
16821 (dom_opt_initialize_block): Rename to...
16822 (dom_opt_enter_block): ... this, place after called functions. Walk
16823 statements here, inline propagate_to_outgoing_edges.
16824 (dom_opt_finalize_block): Rename to...
16825 (dom_opt_leave_block): ... this, place after called functions.
16826 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
16828 (dse_enter_block, dse_record_phi): New.
16829 (dse_record_phis): Delete.
16830 (dse_finalize_block): Rename to...
16831 (dse_leave_block): ... this.
16832 (tree_ssa_dse): Simplify initialization of walk_data.
16833 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
16834 Adjust initialization of walk_data.
16835 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
16836 * tree-ssa-loop-phiopt.c (get_non_trapping):
16837 Adjust initialization of walk_data.
16838 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
16839 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
16840 it's not a domwalk callback.
16841 (uncprop_initialize_block): Rename to...
16842 (dse_enter_block): ... this, call uncprop_into_successor_phis.
16843 (dse_finalize_block): Rename to...
16844 (dse_leave_block): ... this.
16845 (tree_ssa_uncprop): Simplify initialization of walk_data.
16846 * Makefile.in: Adjust dependencies.
16848 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
16850 * arm.md (casesi): Fix test for Thumb1.
16851 (thumb1_casesi_internal_pic): Likewise.
16852 (thumb1_casesi_dispatch): Likewise.
16854 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
16856 * config/arm/arm-cores.def: Added core cortex-m0.
16857 * config/arm/arm-tune.md: Regenerated.
16858 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
16860 2009-06-26 DJ Delorie <dj@redhat.com>
16862 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
16864 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
16865 the scheduler doesn't tag jump insns.
16867 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
16869 * c-decl.c (merge_decls): Re-indent.
16871 2009-06-26 Janis Johnson <janis187@us.ibm.com>
16874 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
16875 Special-case decimal float constants.
16877 2009-06-26 Richard Henderson <rth@redhat.com>
16879 * function.h (struct function): Add cannot_be_copied_reason,
16880 and cannot_be_copied_set.
16881 * tree-inline.c (has_label_address_in_static_1): Rename from
16882 inline_forbidden_p_2; don't set inline_forbidden_reason here.
16883 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
16884 don't set inline_forbidden_reason.
16885 (copy_forbidden): New function, split out of inline_forbidden_p.
16886 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
16887 (inline_forbidden_p): Use copy_forbidden.
16888 (tree_versionable_function_p): Likewise.
16889 (inlinable_function_p): Merge into tree_inlinable_function_p.
16890 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
16891 * ipa-cp.c (ipcp_versionable_function_p): New function.
16892 (ipcp_cloning_candidate_p): Use it.
16893 (ipcp_node_modifiable_p): Likewise.
16895 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
16897 * builtins.c (expand_builtin_alloca): Handle builtin alloca
16898 that is marked not to be inlined. Remove flag_mudflap use.
16899 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
16900 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
16902 2009-06-26 Steve Ellcey <sje@cup.hp.com>
16905 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
16906 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
16908 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
16910 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
16912 (__mingwthr_remove_key_dtor): Likewise.
16914 2009-06-26 Richard Guenther <rguenther@suse.de>
16916 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
16918 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
16920 PR middle-end/40525
16921 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
16922 try the non-cond_exec path also.
16924 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16927 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
16928 (output_cbranch): Use new functions.
16929 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
16932 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
16933 Pat Haugen <pthaugen@us.ibm.com>
16934 Revital Eres <ERES@il.ibm.com>
16936 * config/rs6000/rs6000.c (print_operand): Correct lossage message
16937 for %c error. Add %x support to print VSX registers as a unified
16938 register set, instead of separate float and altivec registers.
16939 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
16940 %y case, and add support for VSX pre-modify addresses.
16941 (output_toc): Add assert for CONST containing an integer constant
16943 (rs6000_adjust_cost): Add POWER7 support.
16944 (insn_must_be_first_in_group): Ditto.
16945 (insn_must_be_last_in_group): Ditto.
16946 (rs6000_emit_popcount): Ditto.
16947 (rs6000_vector_mode_supported_p): Ditto.
16949 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
16950 Change some of the functions called by macros to being called
16951 through a pointer, so debug functions can be inserted if
16952 -mdebug=addr or -mdebug=cost.
16953 (rs6000_preferred_reload_class_ptr): Ditto.
16954 (rs6000_secondary_reload_class_ptr): Ditto.
16955 (rs6000_secondary_memory_needed_ptr): Ditto.
16956 (rs6000_cannot_change_mode_class_ptr): Ditto.
16957 (rs6000_secondary_reload_inner): Ditto.
16958 (rs6000_legitimize_reload_address): Ditto.
16959 (rs6000_legitimize_reload_address_ptr): Ditto.
16960 (rs6000_mode_dependent_address): Ditto.
16961 (rs6000_mode_dependent_address_ptr): Ditto.
16963 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
16964 function to return true if the mode allows reg + integer
16966 (virtual_stack_registers_memory_p): New function to return true if
16967 the address refers to a virtual stack register.
16968 (rs6000_legitimate_offset_address_p): Move code to say whether a
16969 mode supports reg+int addressing to reg_offset_addressing_ok_p and
16971 (rs6000_legitimate_address_p): Add checks for modes that only can
16972 do reg+reg addressing. Start adding VSX support.
16973 (rs6000_legitimize_reload_address): Ditto.
16974 (rs6000_legitimize_address): Ditto.
16975 (rs6000_debug_legitimate_address_p): New debug functions for
16976 -mdebug=addr and -mdebug=cost.
16977 (rs6000_debug_rtx_costs): Ditto.
16978 (rs6000_debug_address_costs): Ditto.
16979 (rs6000_debug_adjust_cost): Ditto.
16980 (rs6000_debug_legitimize_address): Ditto.
16981 (rs6000_legitimize_reload_address_ptr): Point to call normal
16982 function or debug function. Make functions called via pointer
16984 (rs6000_mode_dependent_address_ptr): Ditto.
16985 (rs6000_secondary_reload_class_ptr): Ditto.
16986 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
16987 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
16988 into a friendlier error.
16989 (rs6000_init_builtins): Add initial VSX support.
16990 (rs6000_adjust_cost): Fix some spacing issues.
16992 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
16993 (REG_CLASS_NAMES): Ditto.
16994 (REG_CLASS_CONTENTS): Ditto.
16995 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
16996 pointer, to add -mdebug=addr support.
16997 (CANNOT_CHANGE_MODE_CLASS): Ditto.
16998 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
16999 -mdebug=addr support.
17000 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
17001 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
17002 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
17004 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
17006 (bswapsi*): Set attribute types for load/store. Add combiner
17007 patterns to eliminate zero extend on 64-bit.
17008 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
17009 stdbrx if the hardware supports those instructions.
17011 2009-06-25 Ian Lance Taylor <iant@google.com>
17013 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
17014 (Link Options): Document -static-libstdc++.
17016 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
17019 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
17020 DATA_ALIGNMENT instead.
17022 2009-06-25 Richard Guenther <rguenther@suse.de>
17024 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
17025 indirect references against the callused/escaped solutions.
17026 (call_may_clobber_ref_p_1): Likewise.
17028 2009-06-25 Martin Jambor <mjambor@suse.cz>
17030 PR tree-optimization/40493
17031 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
17032 (enum unscalarized_data_handling): New type.
17033 (handle_unscalarized_data_in_subtree): Return what has been done.
17034 (load_assign_lhs_subreplacements): Handle left flushes differently.
17035 (sra_modify_assign): Use unscalarized_data_handling, simplified
17036 condition determining whether to remove the statement.
17038 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
17040 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
17041 excerpt - @ should be doubled for texinfo.
17043 2009-06-24 Ian Lance Taylor <iant@google.com>
17045 * config/arc/arc.c: Include "df.h".
17046 (arc_attribute_table): Make static. Move higher in file.
17047 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
17048 (output_shift): Initialize n later to avoid warning.
17049 * config/arm/arm.c (arm_attribute_table): Make static. Move
17051 * config/avr/avr.c (avr_attribute_table): Make static. Move
17053 (reg_class_tab): Change array type from int to enum reg_class.
17054 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
17056 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
17057 (lshrhi3_out): Likewise.
17058 (class_likely_spilled_p): Change return type to bool.
17059 (avr_rtx_costs): Use local code variable with enum type.
17060 * config/avr/avr.md (movmemhi): Use add_reg_note.
17061 (andhi3, andsi3): Don't use AS2 with "and".
17062 (iorhi3, iorsi3): Don't use AS2 with "or".
17063 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
17064 * config/crx/crx.c: Include "df.h".
17065 (crx_attribute_table): Make static.
17066 * config/m32r/m32r.c: Include "df.h".
17067 (m32r_attribute_table): Make static. Move higher in file.
17068 (pop): Use add_reg_note.
17069 (block_move_call): Change 0 to LCT_NORMAL in function call.
17070 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
17071 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
17072 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
17073 declare, not just when TREE_CODE is defined.
17074 * config/m68hc11/m68hc11.c: Include "expr.h".
17075 (m68hc11_attribute_table): Make static. Move higher in file.
17076 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
17078 (m68hc11_register_indirect_p): Likewise.
17079 (m68hc11_function_arg_padding): Change return type to enum
17081 (emit_move_after_reload): Use add_reg_note.
17082 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
17083 (m68hc11_split_logical): Likewise.
17084 (m68hc11_rtx_costs): Add local code_and outer_code variables with
17086 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
17087 to VOIDmode in function call.
17088 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
17090 (m68hc11_split_logical): Update declaration.
17091 (m68hc11_function_arg_padding): Update declaration.
17092 * config/mcore/mcore.c (regno_reg_class): Change form array of int
17093 to array of enum reg_class.
17094 (mcore_attribute_table): Make static. Move higher in file.
17095 (mcore_rtx_costs): Add cast to enum type.
17096 * config/mcore/mcore.h (regno_reg_class): Update declaration.
17097 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
17098 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
17100 * config/sh/predicates.md (trapping_target_operand): Rename and to
17102 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
17104 * config/spu/spu.c (spu_attribute_table): Make static. Move
17106 * config/v850/v850.c (v850_attribute_table): Make static. Move
17108 (v850_rtx_costs): Use local code with enum type.
17109 (expand_epilogue): Add cast.
17110 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
17112 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
17115 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
17116 -m2a-single-only and -m2a-nofpu.
17117 * config/sh/sh.opt: Document m2a generates FPU code.
17119 2009-06-24 Anatoly Sokolov <aesok@post.ru>
17121 * defaults.h (CAN_ELIMINATE): Provide default.
17122 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
17123 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
17124 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
17125 * config/spu/spu.h (CAN_ELIMINATE): Delete.
17126 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
17127 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
17128 * config/cris/cris.h (CAN_ELIMINATE): Delete.
17129 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
17130 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
17131 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
17133 2009-06-24 DJ Delorie <dj@redhat.com>
17135 * mep-ext-cop.cpu: Fix copyright notice.
17136 * mep-default: Fix copyright notice.
17137 * mep-core: Fix copyright notice.
17138 * mep: Fix copyright notice.
17139 * mep-ivc2: Fix copyright notice.
17140 * mep-c5: Fix copyright notice.
17142 2009-06-24 Denis Chertykov <chertykov@gmail.com>
17144 * doc/contrib.texi (Contributors):
17146 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
17148 PR middle-end/40501
17149 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
17150 src and dst operands if necessary.
17152 2009-06-23 DJ Delorie <dj@redhat.com>
17155 * config.gcc: Add mep support.
17156 * recog.c: Resurrect validate_replace_rtx_subexp().
17157 * recog.h: Likewise.
17158 * config/mep/: Add new port:
17159 * config/mep/constraints.md: New file.
17160 * config/mep/default.h: New file.
17161 * config/mep/intrinsics.h: New file.
17162 * config/mep/intrinsics.md: New file.
17163 * config/mep/ivc2-template.h: New file.
17164 * config/mep/mep-c5.cpu: New file.
17165 * config/mep/mep-core.cpu: New file.
17166 * config/mep/mep-default.cpu: New file.
17167 * config/mep/mep-ext-cop.cpu: New file.
17168 * config/mep/mep-intrin.h: New file.
17169 * config/mep/mep-ivc2.cpu: New file.
17170 * config/mep/mep-lib1.asm: New file.
17171 * config/mep/mep-lib2.c: New file.
17172 * config/mep/mep-pragma.c: New file.
17173 * config/mep/mep-protos.h: New file.
17174 * config/mep/mep-tramp.c: New file.
17175 * config/mep/mep.c: New file.
17176 * config/mep/mep.cpu: New file.
17177 * config/mep/mep.h: New file.
17178 * config/mep/mep.md: New file.
17179 * config/mep/mep.opt: New file.
17180 * config/mep/predicates.md: New file.
17181 * config/mep/t-mep: New file.
17183 2009-06-23 Ian Lance Taylor <iant@google.com>
17185 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
17186 from loose_warn into c_loose_warn and from strict_warn into
17187 c_strict_warn. Set and substitute warn_cxxflags. Check for
17188 --enable-build-with-cxx. Set and substitute
17189 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
17190 * Makefile.in (CXXFLAGS): New variable.
17191 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
17192 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
17193 the default is the same as $(STRICT_WARN).
17194 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
17195 (CXX): New variable.
17196 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
17197 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
17198 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
17199 (HOST_LIBS): New variable.
17200 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
17201 (ALL_CXXFLAGS): New variable.
17202 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
17203 * doc/install.texi (Configuration): Document
17204 --enable-build-with-cxx, --with-stage1-ldflags,
17205 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
17206 * configure: Rebuild.
17208 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17210 * config/arm/arm.c (arm_override_options): Fix braces and formatting
17211 from previous commit.
17213 2009-06-23 Ian Lance Taylor <iant@google.com>
17215 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
17217 2009-06-23 Ian Lance Taylor <iant@google.com>
17219 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
17220 with ATTRIBUTE_UNUSED.
17222 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
17223 Pat Haugen <pthaugen@us.ibm.com>
17224 Revital Eres <eres@il.ibm.com>
17226 * config.in (HAVE_AS_POPCNTD): Add default definition.
17227 (HAVE_AS_LWSYNC): Ditto.
17229 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
17231 (gcc_cv_as_powerpc_cmpb): Ditto.
17232 (gcc_cv_as_powerpc_dfp): Ditto.
17233 (gcc_cv_as_powerpc_vsx): Ditto.
17234 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
17235 supporting the popcntd/lwsync instructions.
17236 (gcc_cv_as_powerpc_lwsync): Ditto.
17237 * configure: Regenerate.
17239 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
17240 -mcpu=native and -mcpu=power7.
17241 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
17243 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
17244 a variable instead of a mask to reduce the number of mask bits.
17245 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
17246 (-mbit-word): Ditto.
17247 (-mregnames): Ditto.
17248 * config/rs6000/rs6000.opt (-mupdate): Ditto.
17249 (-mfused-madd): Ditto.
17251 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
17253 (-mvsx): New switch for VSX instructions.
17254 (-misel): Move from a variable to a mask to allow it to be set by
17257 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
17258 function declaration to an array declaration.
17259 (rs6000_hard_regno_nregs): New external array declaration.
17261 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
17262 files included by rs6000.md.
17264 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
17265 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
17267 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
17269 (rs6000_debug_reg): New -mdebug= variables.
17270 (rs6000_debug_addr): Ditto.
17271 (rs6000_debug_cost): Ditto.
17272 (rs6000_pmode): New variable to hold Pmode.
17273 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
17274 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
17275 calculated at compiler start.
17276 (rs6000_hard_regno_nregs): Change function to an array which holds
17277 HARD_REGNO_NREGS calculated at compiler start.
17278 (rs6000_explicit_options): Delete isel field.
17279 (rs6000_vector_unit): New array to hold which vector unit
17280 supports arithmetic options for a given type.
17281 (rs6000_vector_mem): New array to hold which vector unit supports
17282 memory reference operations for a given type.
17283 (rs6000_vector_align): New array to given the alignment of each
17285 (power7_cost): New basic costs for power7.
17286 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
17287 (rs6000_hard_regno_nregs_internal): New function, moved from
17288 HARD_REGNO_NREGS, to calculate the number of registers each hard
17289 register takes for each type.
17290 (rs6000_debug_reg_print): New function for -mdebug=reg support.
17291 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
17292 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
17293 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
17294 unit information here so it is calculated once at compiler startup
17296 (rs6000_override_options): Make -misel a target mask. Add more
17297 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
17298 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
17300 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
17301 (rs6000_handle_option): Move -misel from variable to target mask.
17302 (rs6000_builtin_mask_for_load): Add VSX support.
17303 (rs6000_conditional_register_usage): Ditto.
17304 (USE_ALTIVEC_FOR_ARG_P): Ditto.
17305 (function_arg_boundary): Ditto.
17306 (rs6000_expand_builtin): Ditto.
17307 (def_builtin): Make abort message a little friendlier.
17308 (rs6000_emit_int_cmove): Add support for 64-bit isel.
17310 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
17311 assembler support the popcntd instruction instead of a vsx
17312 instruction to enable power7 support.
17313 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
17314 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
17315 option to the assembler if -mcpu=native.
17316 (ASM_CPU_NATIVE_SPEC): Ditto.
17317 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
17319 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
17320 the lwsync instruction.
17321 (enum processor_type): Add PROCESSOR_POWER7.
17322 (rs6000_debug_reg): New -mdebug= options.
17323 (rs6000_debug_addr): Ditto.
17324 (rs6000_debug_cost): Ditto.
17325 (rs6000_isel): Delete.
17326 (enum rs6000_vector): New enum to say what vector unit we have.
17327 (VECTOR_UNIT_*): New macros to say which vector unit has
17328 arithmetic operations for a given type.
17329 (VECTOR_MEM_*): New macros to say which vector unit has memory
17330 operations for a given type.
17331 (TARGET_LDBRX): Whether the machine supports the ldbrx
17333 (TARGET_ISEL): Delete, -misel moved to be a mask.
17334 (TARGET_ISEL64): New macro for 64-bit isel support.
17335 (UNITS_PER_VSX_WORD): New macro.
17336 (POINTER_SIZE): Move to be an external variable, rather than
17337 calculating whether we are generating 32 ot 64-bit code.
17339 (STACK_BOUNDARY): Add VSX support.
17340 (LOCAL_ALIGNMENT): Ditto.
17341 (SLOW_UNALIGNED_ACCESS): Ditto.
17342 (VSX_REGNO_P): New macro for VSX support.
17343 (VFLOAT_REGNO_P): Ditto.
17344 (VINT_REGNO_P): Ditto.
17345 (VLOGICAL_REGNO_P): Ditto.
17346 (VSX_VECTOR_MODE): Ditto.
17347 (VSX_SCALAR_MODE): Ditto.
17349 (VSX_MOVE_MODE): Ditto.
17350 (VSX_REG_CLASS_P): Ditto.
17351 (HARD_REGNO_NREGS): Instead of calling a function, use an array
17353 (UNITS_PER_SIMD_WORD): Add VSX support.
17354 (MODES_TIEABLE_P): Ditto.
17355 (STARTING_FRAME_OFFSET): Ditto.
17356 (STACK_DYNAMIC_OFFSET): Ditto.
17357 (EPILOGUE_USES): Ditto.
17358 (REGNO_REG_CLASS): Move to array lookup.
17359 (CLASS_MAX_NREGS): Ditto.
17360 (rs6000_vector_reg_class): Add declaration.
17361 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
17362 overlap with the floating point and Altivec registers.
17364 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
17366 * config/rs6000/driver-rs6000.c (asm_names): New static array to
17367 give the appropriate asm switches if -mcpu=native.
17368 (host_detect_local_cpu): Add support for "asm".
17369 (host_detect_local_cpu): Follow GNU code guidelines for name.
17371 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
17372 -mbit-word to a variable instead of being a target mask.
17374 * config/rs6000/sync.md (lwsync): If the assembler supports it,
17375 emit the lwsync instruction instead of emitting the instruction as
17376 an integer constant.
17378 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
17379 fixuns_trundfsi2, move expander into rs6000.md.
17381 * config/rs6000/rs6000.md (cpu): Add power7.
17382 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
17383 (logical predicate patterns): Change the single instruction
17384 primitives that set CR0 to be fast_compare instead of compare.
17386 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
17387 (popcntddi2): Ditto.
17388 (popcount<mode>): Ditto.
17389 (floating multiply/add insns): Name the floating point
17390 multiply/add insns.
17391 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
17392 (isel_unsigned_<mode>): Ditto.
17393 (fixuns_trundfsi2): Move expander here from spe.md.
17394 (smindi3): Define if we have -misel on 64-bit systems.
17399 2009-06-23 Anatoly Sokolov <aesok@post.ru>
17401 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
17403 * config/avr/avr.c (avr_current_device): New variable.
17404 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
17405 (avr_arch, mcu_type_s): Move to avr.h.
17406 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
17407 default_data_section_start fields.
17408 (avr_arch): Moved from avr.c.
17409 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
17410 library_name fields.
17411 (avr_current_device, avr_mcu_types, avr_arch_types,
17412 avr_device_to_arch, avr_device_to_data_start,
17413 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
17414 (EXTRA_SPEC_FUNCTIONS): Define.
17415 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
17416 options mapping. Use device_to_arch and device_to_data_start insted.
17417 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
17418 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
17419 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
17420 * config/avr/driver-avr.c: New file.
17421 * config/avr/avr-devices.c: New file.
17423 2009-06-23 Jakub Jelinek <jakub@redhat.com>
17425 * var-tracking.c (unshare_variable): Force initialized to
17426 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
17427 (set_variable_part): Likewise.
17428 (struct variable_union_info): Remove pos_src field.
17429 (vui_vec, vui_allocated): New variables.
17430 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
17431 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
17432 == 1 use a simpler sorting algorithm. Compute pos field right
17433 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
17434 Avoid quadratic comparison if !flag_var_tracking_uninit.
17435 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
17436 unshare_variable unconditionally.
17437 (dataflow_set_different_2): Removed.
17438 (dataflow_set_different): Don't traverse second hash table.
17439 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
17440 unconditionally to var_reg_set or var_mem_set.
17441 (emit_notes_in_bb): Likewise.
17442 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
17444 (emit_note_insn_var_location): Don't set initialized to
17445 VAR_INIT_STATUS_INITIALIZED early.
17446 (vt_finalize): Free vui_vec if needed, clear vui_vec and
17448 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
17450 * tree-object-size.c (addr_object_size): Instead of checking
17451 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
17452 are no FIELD_DECLs following it.
17454 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
17456 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
17457 order to match bswaps with signed source operands.
17459 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17461 * sdbout.c (sdbout_one_type): Fix braces in switch.
17463 2009-06-23 Richard Guenther <rguenther@suse.de>
17465 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
17467 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
17468 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
17469 var_callused, callused_tree, var_storedanything, storedanything_tree,
17470 var_integer, integer_tree): Remove global variables.
17471 (new_var_info): Do not pass new id, append the new var to the
17472 global variable vector.
17473 (do_ds_constraint): Use is_global_var member of the variable-info.
17474 (new_scalar_tmp_constraint_exp): Adjust.
17475 (create_function_info_for): Likewise.
17476 (create_variable_info_for): Likewise.
17477 (find_what_var_points_to): Remove dead code.
17478 (init_base_vars): Simplify.
17479 (compute_points_to_sets): Adjust.
17481 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
17483 * combine.c (try_combine): Dump information about the insns we're
17486 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
17488 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
17489 check when calling force_to_mode on TRUNCATE's operand.
17491 2009-06-22 Ian Lance Taylor <iant@google.com>
17493 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
17495 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
17497 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
17499 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17501 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
17502 override library linkage flags such as -static-libgcc or
17505 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
17507 * config/m68k/m68k-devices.def: Add line for MCF5221x.
17509 2009-06-22 Ian Lance Taylor <iant@google.com>
17511 * config/linux.opt: Put mglibc ahead of muclibc.
17513 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
17514 for duplicate decls.
17516 2009-06-22 Matthias Klose <doko@ubuntu.com>
17518 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
17520 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
17523 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
17524 instead of NULL if a parser error occurs.
17526 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17528 * dwarf2out.c (dwarf2_debug_hooks): Initialize
17529 non-DWARF2_DEBUGGING_INFO version.
17531 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
17533 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
17534 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
17536 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
17537 (LIBGCC2_TF_CEXT): Define.
17540 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17543 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
17545 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17547 * config/arm/arm.c (arm_override_options): Disable
17548 -mcaller-super-interworking and -mcallee-super-interworking.
17549 * doc/invoke.texi (ARM Options): Document this.
17551 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
17553 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
17554 * config/arm/constraints.md (j): New constraint for movw operands.
17555 (N): Remove thumb2 meaning.
17556 * config/arm/arm.md (*arm_movw): Delete.
17557 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
17558 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
17559 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
17561 2009-06-22 Martin Jambor <mjambor@suse.cz>
17563 PR tree-optimization/40492
17564 * tree-sra.c (sra_modify_assign): Pass zero offsets to
17565 build_ref_for_offset.
17567 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
17569 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
17570 JUMP_TABLE_DATA_P predicates where applicable.
17571 * auto-inc-dec.c: Ditto.
17572 * builtins.c: Ditto.
17573 * caller-save.c: Ditto.
17575 * cfgcleanup.c: Ditto.
17576 * cfglayout.c: Ditto.
17578 * combine.c: Ditto.
17579 * combine-stack-adj.c: Ditto.
17583 * df-scan.c: Ditto.
17585 * dwarf2asm.c: Ditto.
17586 * dwarf2out.c: Ditto.
17587 * emit-rtl.c: Ditto.
17593 * function.c: Ditto.
17596 * genpreds.c: Ditto.
17597 * genrecog.c: Ditto.
17599 * ira-costs.c: Ditto.
17600 * ira-lives.c: Ditto.
17602 * loop-iv.c: Ditto.
17603 * lower-subreg.c: Ditto.
17604 * modulo-sched.c: Ditto.
17606 * postreload.c: Ditto.
17607 * print-rtl.c: Ditto.
17609 * reginfo.c: Ditto.
17610 * regmove.c: Ditto.
17611 * reload1.c: Ditto.
17614 * rtlanal.c: Ditto.
17616 * sched-vis.c: Ditto.
17618 * sel-sched-ir.c: Ditto.
17619 * simplify-rtx.c: Ditto.
17620 * targhooks.c: Ditto.
17621 * var-tracking.c: Ditto.
17622 * vmsdbgout.c: Ditto.
17624 2009-06-22 Matthias Klose <doko@ubuntu.com>
17626 * Makefile.in (install-plugin): Always use DESTDIR.
17628 2009-06-22 Olivier Hainque <hainque@adacore.com>
17630 * config/pa/pa.c (output_call): Don't optimize post call jumps
17631 into return address adjustments if the call may throw.
17633 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
17635 * arm.c (thumb1_output_casesi): New function.
17636 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
17637 optimizing for size or PIC.
17638 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
17639 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
17640 (casesi): Handle Thumb-1 when optimizing for size or PIC.
17641 (thumb1_casesi_internal_pic): New expand rule.
17642 (thumb1_casesi_dispatch): New pattern.
17643 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
17645 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
17646 in the text seciton when PIC or optimizing for size.
17647 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
17648 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
17649 preservation properties of code.
17650 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
17651 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
17652 (__gnu_thumb1_case_si): New function.
17653 * t-arm (LIB1ASMSRC): Define here.
17654 (LIB1ASMFUNCS): Add some common functions.
17655 * t-arm-elf (LIB1ASMSRC): Delete.
17656 (LIB1ASMFUNCS): Append to existing set.
17657 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
17658 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
17659 * t-symbian (LIB1ASMFUNCS): Likewise.
17660 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
17661 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
17663 2009-06-21 Richard Guenther <rguenther@suse.de>
17665 PR tree-optimization/38729
17666 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
17667 to loops with a single exit if -fno-expensive-optimizations.
17669 2009-06-21 Jakub Jelinek <jakub@redhat.com>
17671 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
17672 (dataflow_set): Change vars type from htab_t to shared_hash.
17673 (shared_hash_pool, empty_shared_hash): New variables.
17674 (vars_clear): Removed.
17675 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
17676 shared_hash_find_slot_unshare, shared_hash_find_slot,
17677 shared_hash_find_slot_noinsert, shared_hash_find): New
17679 (shared_hash_unshare, shared_hash_destroy): New functions.
17680 (unshare_variable): Unshare set->vars if shared, use
17682 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
17683 (get_init_value, find_src_set_src, dump_dataflow_set,
17684 clobber_variable_part, emit_notes_for_differences): Use
17686 (dataflow_set_init): Remove second argument, set vars to
17687 empty_shared_hash instead of creating a new htab.
17688 (dataflow_set_clear): Call shared_hash_destroy and set vars
17689 to empty_shared_hash instead of calling vars_clear.
17690 (dataflow_set_copy): Don't call vars_copy, instead just share
17691 the src htab with dst.
17692 (variable_union): Use shared_hash_*, use initially NO_INSERT
17693 lookup if set->vars is shared. Don't keep slot cleared before
17694 calling unshare_variable. Unshare set->vars if needed.
17695 Even ->refcount == 1 vars must be unshared if set->vars is shared
17696 and var needs to be modified.
17697 (variable_canonicalize): New function.
17698 (dataflow_set_union): If dst->vars is empty, just share src->vars
17699 with dst->vars and traverse with variable_canonicalize to canonicalize
17700 and unshare what is needed.
17701 (dataflow_set_different): If old_set and new_set use the same shared
17702 htab, they aren't different. If number of htab elements is different,
17703 htabs are different. Use shared_hash_*.
17704 (dataflow_set_destroy): Call shared_hash_destroy instead of
17706 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
17707 second argument to dataflow_set_init.
17708 (vt_initialize): Likewise. Initialize shared_hash_pool and
17709 empty_shared_hash, move bb in/out initialization afterwards.
17710 Use variable_htab_free instead of NULL as changed_variables del hook.
17711 (variable_was_changed): Change type of second argument to pointer to
17712 dataflow_set. When inserting var into changed_variables, bump
17713 refcount. Unshare set->vars if set is shared htab and slot needs to
17715 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
17716 lookup if set->vars is shared. Unshare set->vars if needed.
17717 Even ->refcount == 1 vars must be unshared if set->vars is shared
17718 and var needs to be modified. Adjust variable_was_changed caller.
17719 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
17720 vars must be unshared if set->vars is shared and var needs to be
17721 modified. Adjust variable_was_changed caller.
17722 (emit_note_insn_var_location): Don't pool_free var.
17723 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
17725 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
17726 free_alloc_pool on shared_hash_pool.
17728 2009-06-20 Anthony Green <green@moxielogic.com>
17730 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
17731 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
17733 2009-06-20 Richard Guenther <rguenther@suse.de>
17735 * tree-ssa-structalias.c (find_func_aliases): For memset use
17736 a constraint from NULL if we memset to zero.
17737 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
17738 we explicitly handle that do not read from memory.
17739 (call_may_clobber_ref_p_1): Properly handle builtins that may
17742 2009-06-20 Richard Guenther <rguenther@suse.de>
17744 PR tree-optimization/40495
17745 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
17746 (new_scalar_tmp_constraint_exp): New function.
17747 (process_constraint): Do not create temporary decls.
17748 (process_all_all_constraints): Likewise.
17749 (handle_const_call): Likewise.
17750 (create_function_info_for): Do not set decl.
17752 2009-06-19 Ian Lance Taylor <iant@google.com>
17754 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
17755 (rs6000_attribute_table): Make static; move before use.
17757 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
17759 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
17760 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
17761 Propagate the TREE_READONLY flag without overwriting it.
17762 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
17763 Propagate the TREE_READONLY flag onto the result.
17764 (process_call_operands): Move around. Use correct constant value.
17766 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17769 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
17770 * config/arm/arm.md: Likewise.
17772 2009-06-19 Ian Lance Taylor <iant@google.com>
17774 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
17775 to GIMPLE_ERROR_MARK.
17777 * c-typeck.c (build_conditional_expr): Add op1_original_type and
17778 op2_original_type parameters. Warn about using different enum types.
17779 * c-parser.c (c_parser_conditional_expression): Pass original
17780 types to build_conditional_expr.
17781 * c-tree.h (build_conditional_expr): Update declaration.
17783 2009-06-19 Ian Lance Taylor <iant@google.com>
17785 * config/i386/i386.c (ix86_function_specific_save): Test that
17786 fields match values, rather than testing the values are in a
17789 2009-06-19 Richard Guenther <rguenther@suse.de>
17791 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
17792 ADDR_EXPR pointers.
17793 (ptr_derefs_may_alias_p): Likewise.
17794 (ptr_deref_may_alias_ref_p_1): New function.
17795 (ptr_deref_may_alias_ref_p): Likewise.
17796 (ref_maybe_used_by_call_p_1): Handle builtins that are not
17797 covered by looking at the ESCAPED solution.
17798 (call_may_clobber_ref_p_1): Likewise.
17799 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
17800 Handle NULL_TREE offset. Do not produce redundant constraints.
17801 (process_all_all_constraints): New helper function.
17802 (do_structure_copy): Use it.
17803 (handle_lhs_call): Likewise.
17804 (find_func_aliases): Handle some builtins with pointer arguments
17805 and/or return values explicitly.
17807 2009-06-19 Ian Lance Taylor <iant@google.com>
17809 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
17811 2009-06-19 Ian Lance Taylor <iant@google.com>
17813 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
17815 2009-06-19 Ian Lance Taylor <iant@google.com>
17817 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
17818 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
17821 * c-decl.c (finish_decl): If -Wc++-compat, warn about
17822 uninitialized const.
17824 2009-06-19 Ian Lance Taylor <iant@google.com>
17826 * dse.c (struct store_info): Rename bitmap field to bmap. Change
17829 * c-decl.c (in_struct, struct_types): Remove.
17830 (struct c_binding): Add in_struct field.
17831 (c_binding_ptr): Define type, along with VEC.
17832 (struct c_struct_parse_info): Define.
17833 (struct_parse_info): New static variable.
17834 (bind): Initialize in_struct field.
17835 (start_struct): Remove enclosing_in_struct and
17836 enclosing_struct_types parameters. Add
17837 enclosing_struct_parse_info parameter. Change all callers. Set
17838 struct_parse_info rather than in_struct and struct_types.
17839 (grokfield): If -Wc++-compat and there is a symbol binding for the
17840 field name, set the in_struct flag and push it on the
17841 struct_parse_info->fields vector.
17842 (warn_cxx_compat_finish_struct): New static function.
17843 (finish_struct): Remove enclosing_in_struct and
17844 enclosing_struct_types parameters. Add
17845 enclosing_struct_parse_info parameter. Change all callers. Don't
17846 set C_TYPE_DEFINED_IN_STRUCT here. Call
17847 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
17848 parameter. Only push on struct_types if warn_cxx_compat.
17849 (finish_enum): Only push on struct_types if warn_cxx_compat.
17850 (declspecs_add_type): Add loc parameter. Change all callers.
17851 Change all error calls to error_at. Pass loc, not input_location,
17852 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
17853 defined in a struct. If -Wc++-compat and parsing a struct, record
17854 that a typedef name was used.
17855 * c-parser.c (c_parser_declspecs): Get location to pass to
17856 declspecs_add_type.
17857 (c_parser_struct_or_union_specifier): Update calls to start_struct
17859 * c-tree.h (struct c_struct_parse_info): Declare.
17860 (finish_struct, start_struct): Update declarations.
17861 (declspecs_add_type): Update declaration.
17863 2009-06-19 Ian Lance Taylor <iant@google.com>
17865 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
17866 variable with an anonymous type.
17868 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
17870 * see.c: Remove for real.
17872 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
17874 * optabs.h (enum optab_index): Add new OTI_significand.
17875 (significand_optab): Define corresponding macro.
17876 * optabs.c (init_optabs): Initialize significand_optab.
17877 * genopinit.c (optabs): Implement significand_optab using
17878 significand?f2 patterns.
17879 * builtins.c (expand_builtin_mathfn): Handle
17880 BUILT_IN_SIGNIFICAND{,F,L}.
17881 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
17882 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
17884 * config/i386/i386.md (significandxf2, significand<mode>2): New
17885 expanders to implement significandf, significand and significandl
17886 built-ins as inline x87 intrinsics.
17888 2009-06-18 Anatoly Sokolov <aesok@post.ru>
17890 * config/avr/avr.c (avr_override_options): Remove setting value of
17891 PARAM_INLINE_CALL_COST.
17893 2009-06-18 Richard Henderson <rth@redhat.com>
17896 * tree-pass.h (TDF_ASMNAME): New.
17897 * tree-dump.c (dump_options): Add asmname.
17898 * doc/invoke.texi: Document it.
17900 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
17901 (dump_decl_name): ...here.
17902 (dump_function_name): New flags arg; mind TDF_ASMNAME.
17903 (dump_generic_node): Update dump_function_name calls.
17904 (print_call_name): New flags arg; update all dump calls.
17905 * diagnostic.h (print_call_name): Update.
17906 * gimple-pretty-print.c (dump_gimple_call): Update.
17908 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
17911 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
17913 2009-06-18 Diego Novillo <dnovillo@google.com>
17915 * doc/plugins.texi: Document plugin_is_GPL_compatible.
17916 * plugin.c (str_license): Declare.
17917 (try_init_one_plugin): Assert that the symbol
17918 'plugin_is_GPL_compatible' exists.
17920 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
17923 * Makefile.in (OBJS-common): Remove see.o.
17925 * common.opt (fsee): Mark as preserved for backward compatibility.
17926 * opts.c (common_handle_option): Add OPT_fsee to the backward
17927 compatibility section.
17928 * passes.c (init_optimization_passes, pass_see): Remove pass.
17929 * timevar.def (TV_SEE): Remove.
17930 * tree-pass.h (pass_see): Remove declaration.
17931 * doc/invoke.texi (-fsee): Remove documentation.
17933 2009-06-18 Martin Jambor <mjambor@suse.cz>
17935 * tree-sra.c: Include statistics.h
17936 (sra_stats): New variable.
17937 (sra_initialize): Clear sra_stats.
17938 (create_access_replacement): Increment sra_stats.replacements.
17939 (get_access_replacement): Do not return twice.
17940 (analyze_all_variable_accesses): Increment statistics counter by the
17941 number of scalarized aggregates.
17942 (generate_subtree_copies): Increment sra_stats.subtree_copies.
17943 (sra_modify_expr): Increment sra_stats.exprs.
17944 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
17945 (sra_modify_assign): Increment sra_stats.exprs,
17946 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
17947 (perform_intra_sra): Update statistics counters.
17948 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
17950 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
17952 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
17953 (arm_scalar_mode_supported_p): New function.
17955 2009-06-18 Paul Brook <paul@codesourcery.com>
17956 Sandra Loosemore <sandra@codesourcery.com>
17958 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
17959 (__extendhfsf2, __truncsfhf2): Define.
17960 * config/arm/fp16.c: New file.
17961 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
17962 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
17964 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
17966 * doc/extend.texi (Half-Precision): New section.
17967 * doc/invoke.texi (Option Summary): List -mfp16-format.
17968 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
17969 * config/arm/arm.opt (mfp16-format=): New.
17970 * config/arm/arm.c: Include intl.h.
17971 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
17972 (TARGET_INVALID_RETURN_TYPE): Redefine.
17973 (TARGET_PROMOTED_TYPE): Redefine.
17974 (TARGET_CONVERT_TO_TYPE): Redefine.
17975 (arm_fp16_format): Define.
17976 (all_fpus): Add entry for neon-fp16.
17977 (fp_model_for_fpu): Likewise.
17978 (struct fp16_format): Declare.
17979 (all_fp16_formats): Define.
17980 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
17982 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
17984 (arm_legitimate_index_p): Treat HFmode like HImode.
17985 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
17986 (coproc_secondary_reload_class): Special-case HFmode.
17987 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
17988 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
17989 (arm_init_fp16_builtins): New.
17990 (arm_init_builtins): Call it.
17991 (arm_invalid_parameter_type): New.
17992 (arm_invalid_return_type): New.
17993 (arm_promoted_type): New.
17994 (arm_convert_to_type).
17995 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
17997 (arm_emit_fp16_const): New function.
17998 (arm_mangle_type): Mangle __fp16 as "Dh".
17999 * config/arm/arm.h (TARGET_VFPD32): Make it know about
18001 (TARGET_NEON_FP16): New.
18002 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
18003 (enum fputype): Add FPUTYPE_NEON_FP16.
18004 (enum arm_fp16_format_type): Declare.
18005 (arm_fp16_format): Declare.
18006 (LARGEST_EXPONENT_IS_NORMAL): Define.
18007 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
18008 * config/arm/arm-modes.def (HFmode): Define.
18009 * config/arm/vfp.md (*movhf_vfp): New.
18010 (extendhfsf2): New.
18012 * config/arm/arm.md (fpu): Add neon_fp16.
18013 (floatsihf2, floatdihf2): New.
18014 (fix_trunchfsi2, fix_trunchfdi2): New.
18016 (extendhfdf2): New.
18018 (*arm32_movhf): New.
18019 (*thumb1_movhf): New.
18020 (consttable_2): Add check for HFmode constants.
18021 (consttable_4): Handle HFmode constants.
18023 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
18025 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
18027 2009-06-17 Olivier Hainque <hainque@adacore.com>
18029 * collect2.c (main): Use CONST_CAST2 to perform char ** to
18030 const char ** conversion in AIX specific section.
18032 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
18034 * config/i386/i386.c (ix86_special_builtin_type): Remove
18035 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
18036 (bdesc_special_args): Updated.
18037 (ix86_init_mmx_sse_builtins): Likewise.
18038 (ix86_expand_special_args_builtin): Likewise.
18040 2009-06-17 Richard Henderson <rth@redhat.com>
18042 * tree-pretty-print.c (maybe_dump_asm_name): New.
18043 (dump_decl_name): Use it.
18044 (PRINT_FUNCTION_NAME): Merge into...
18045 (dump_function_name): ... here. Use maybe_dump_asm_name.
18047 2009-06-17 Cary Coutant <ccoutant@google.com>
18049 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
18051 * debug.c (struct gcc_debug_hooks): Change placeholder for
18053 (debug_nothing_int_charstar_int): Replaced by...
18054 (debug_nothing_int_charstar_int_bool): ...this.
18055 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
18056 source_line prototype.
18057 (debug_nothing_int_charstar_int): Replaced by...
18058 (debug_nothing_int_charstar_int_bool): ...this.
18059 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
18060 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
18061 Output is_stmt operand when necessary.
18062 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
18063 (notice_source_line): Add is_stmt parameter.
18064 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
18065 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
18067 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
18068 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
18070 2009-06-17 Ian Lance Taylor <iant@google.com>
18072 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
18074 (struct store_by_pieces_d): Rename from store_by_pieces. Change
18077 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
18079 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
18080 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
18081 tree_strip_sign_nop_conversions and
18082 tree_ssa_strip_useless_type_conversions rather than stripping
18083 the operations here.
18084 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
18086 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
18087 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
18088 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
18089 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
18092 2009-06-17 Michael Eager <eager@eagercon.com>
18094 * config/rs6000/constraints.md (register_constraint "d"): New.
18095 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
18096 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
18097 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
18098 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
18099 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
18100 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
18101 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
18102 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
18103 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
18104 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
18106 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
18107 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
18108 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
18109 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
18110 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
18111 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
18112 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
18113 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
18114 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
18115 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
18116 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
18117 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
18118 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
18119 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
18121 2009-06-16 Ian Lance Taylor <iant@google.com>
18123 * profile.c (total_num_never_executed): Don't define.
18124 (compute_branch_probabilities): Don't count or print
18125 num_never_executed.
18126 (init_branch_prob): Don't set total_num_never_executed.
18127 (end_branch_prob): Don't print total_num_never_executed.
18129 2009-06-17 David Daney <ddaney@caviumnetworks.com>
18131 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
18133 2009-06-17 David Edelsohn <edelsohn@gnu.org>
18135 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
18136 (nabstd2_fpr): Same.
18138 2009-06-17 Steve Ellcey <sje@cup.hp.com>
18140 * expr.c (expand_assignment): Change complex type check.
18142 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
18144 * doc/plugins.texi (Building GCC plugins): Added new section.
18146 2009-06-17 Ian Lance Taylor <iant@google.com>
18148 * c-pch.c (get_ident): Don't set size of templ array.
18149 (pch_init): Don't set size of partial_pch array.
18151 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
18152 string constant to intialize an array whose size is the length of
18155 2009-06-17 Richard Guenther <rguenther@suse.de>
18157 PR tree-optimization/40389
18158 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
18159 to addressable types.
18160 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
18162 2009-06-17 Richard Guenther <rguenther@suse.de>
18164 PR middle-end/40460
18165 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
18166 if there is no evolution of left in the loop bail out.
18167 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
18168 chrec_fold_multiply.
18170 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
18171 Janis Johnson <janis187@us.ibm.com>
18174 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
18175 for the symbol ref of a constant that is the source of a move
18176 - nor for any other not-obvious-label-ref constants.
18178 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
18180 * plugin.c (position_pass): Skip newly inserted pass during list
18181 traversal to avoid repeated insertion.
18183 2009-06-16 Ian Lance Taylor <iant@google.com>
18185 * vec.h (VEC_stack_alloc): Define different version if
18186 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
18187 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
18188 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
18189 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
18191 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
18193 * config.gcc (extra_headers): Add ia32intrin.h for x86.
18195 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
18196 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
18197 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
18198 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
18199 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
18200 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
18201 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
18202 (bdesc_special_args): Add __builtin_ia32_rdtsc and
18203 __builtin_ia32_rdtscp.
18204 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
18205 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
18206 and __builtin_ia32_rorhi.
18207 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
18208 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
18209 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
18210 (ix86_expand_args_builtin): Likewise.
18211 (ix86_expand_special_args_builtin): Likewise.
18213 * config/i386/i386.md (UNSPECV_RDTSCP): New.
18214 (UNSPECV_RDTSC): Likewise.
18215 (UNSPECV_RDPMC): Likewise.
18216 (*bsr): Renamed to ...
18218 (*bsr_rex64): Renamed to ...
18221 (*rdpmc): Likewise.
18222 (*rdpmc_rex64): Likewise.
18224 (*rdtsc): Likewise.
18225 (*rdtsc_rex64): Likewise.
18226 (rdtscp): Likewise.
18227 (*rdtscp): Likewise.
18228 (*rdtscp_rex64): Likewise.
18230 * config/i386/ia32intrin.h: New.
18232 * config/i386/x86intrin.h: Include <ia32intrin.h>.
18234 2009-06-16 Ian Lance Taylor <iant@google.com>
18236 * ira-build.c (copy_info_to_removed_store_destinations):
18237 Initialize parent_a.
18239 2009-06-16 Ian Lance Taylor <iant@google.com>
18241 * c-decl.c (grokdeclarator): Change size_varies to bool.
18243 2009-06-16 Ian Lance Taylor <iant@google.com>
18245 * sel-sched.c: Make forward declarations of move_op_hooks and
18246 fur_hooks explicitly extern.
18248 2009-06-16 Ian Lance Taylor <iant@google.com>
18250 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
18251 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
18253 2009-06-16 Ian Lance Taylor <iant@google.com>
18255 * resource.c (mark_referenced_resources): Change
18256 include_delayed_effects parameter to bool. Change all callers.
18257 (mark_end_of_function_resources): Likewise.
18258 * reorg.c (insn_references_resource_p): Likewise.
18259 (insn_sets_resource_p): Likewise.
18260 * resource.h (mark_referenced_resources): Update declaration.
18261 (mark_end_of_function_resources): Update declaration.
18263 2009-06-16 David Edelsohn <edelsohn@gnu.org>
18265 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
18267 2009-06-16 David Edelsohn <edelsohn@gnu.org>
18269 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
18270 GCC can bootstrap on AIX with GNU Binutils 2.20.
18272 2009-06-16 Ian Lance Taylor <iant@google.com>
18274 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
18276 2009-06-16 Ian Lance Taylor <iant@google.com>
18278 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
18279 inline, not extern inline.
18280 (exact_log2): Likewise.
18281 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
18283 (exact_log2): Likewise, but don't test CTZ_HWI.
18285 2009-06-16 Ian Lance Taylor <iant@google.com>
18287 * bitmap.c (bitmap_clear): Don't declare as inline.
18288 * gimple.c (gimplify_assign): Likewise.
18289 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
18290 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
18291 (sched_scan_info): Remove duplicate definition.
18293 2009-06-16 Ian Lance Taylor <iant@google.com>
18295 * c-common.c (skip_evaluation): Don't define.
18296 (c_inhibit_evaluation_warnings): Define global variable.
18297 (overflow_warning): Check c_inhibit_evaluation_warnings rather
18298 than skip_evaluation.
18299 (convert_and_check, warn_for_div_by_zero): Likewise.
18300 * c-common.h (skip_evaluation): Don't declare.
18301 (c_inhibit_evaluation_warnings): Declare.
18302 * c-parser.c (c_parser_typeof_specifier): Set
18303 c_inhibit_evaluation_warnings rather than skip_evaluation.
18304 (c_parser_conditional_expression): Likewise.
18305 (c_parser_binary_expression): Likewise.
18306 (c_parser_sizeof_expression): Likewise.
18307 (c_parser_alignof_expression): Likewise.
18308 * c-typeck.c (build_indirect_ref): Check
18309 c_inhibit_evaluation_warnings rather than skip_evaluation.
18310 (build_conditional_expr, build_binary_op): Likewise.
18312 2009-06-16 Richard Guenther <rguenther@suse.de>
18314 * tree-ssa-alias.c (is_escape_site): Remove.
18315 * tree-ssa-alias.h (enum escape_type): Remove.
18316 (is_escape_site): Likewise.
18317 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
18318 via casts and asms without deferring to is_escape_site.
18320 2009-06-16 Jakub Jelinek <jakub@redhat.com>
18322 PR middle-end/40446
18323 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
18324 use gen_lowpart if op0 has complex mode.
18326 2009-06-16 Richard Guenther <rguenther@suse.de>
18328 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
18329 variables add them to ESCAPED.
18330 (find_func_aliases): Do not make all indirectly stored values escaped.
18332 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
18334 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
18335 make_decl_one_only.
18337 2009-06-16 Martin Jambor <mjambor@suse.cz>
18339 PR tree-optimization/40432
18340 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
18341 check whether we need to force gimple register operand.
18343 2009-06-16 Martin Jambor <mjambor@suse.cz>
18345 PR tree-optimization/40413
18346 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
18347 build_ref_for_offset.
18348 (propagate_subacesses_accross_link): Fix a typo in a comment.
18350 2009-06-16 Ira Rosen <irar@il.ibm.com>
18352 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
18353 with additional parameter.
18354 * tree-vectorizer.h (enum vect_def_type): Add new value
18356 (enum vect_relevant): Add comments.
18357 (vect_is_simple_reduction): Add new argument.
18358 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
18359 Detect nested cycles.
18360 (vect_is_simple_reduction): Update documentation, add an argument to
18361 distinguish inner-loop reduction from nested cycle, detect nested
18362 cycles, fix printings and indentation, don't swap operands in case
18364 (get_initial_def_for_reduction): Handle subtraction.
18365 (vect_create_epilog_for_reduction): Add new argument to specify
18366 reduction variable.
18367 (vect_finalize_reduction): Handle subtraction, fix comments.
18368 (vectorizable_reduction): Handle nested cycles. In case of nested
18369 cycle keep track of the reduction variable position. Call
18370 vect_is_simple_reduction with additional parameter. Use original
18371 statement code in reduction epilogue for nested cycle. Call
18372 vect_create_epilog_for_reduction with additional parameter.
18373 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
18374 inner-loop vectorization.
18375 (vect_recog_widen_sum_pattern): Likewise.
18376 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
18378 (vect_mark_stmts_to_be_vectorized): Likewise.
18379 (vect_get_vec_def_for_operand): Handle nested cycles.
18381 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18383 * doc/invoke.texi (Debugging Options): Fix option index entries
18384 for -fdump-statistics, -frandom-seed add entries for
18385 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
18386 (FRV Options): Fix entries for -mTLS, -mtls.
18387 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
18388 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
18389 (M68hc1x Options): Fix @itemx for -mnominmax.
18390 (MCore Options): Fix entry for -mno-lsim.
18391 (MMIX Options): Fix entry for -mabi=mmixware.
18392 (PDP-11 Options): Fix entry for -mbcopy-builtin.
18394 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
18396 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
18397 Mention the plugin mode of gengtype.
18398 * doc/gty.texi (Source Files Containing Type Information): Likewise.
18399 * gengtype.c: Updated copyright.
18400 (plugin_files, nb_plugin_files) Added new static variables.
18401 (measure_input_list) Care about plugin_files.
18402 (write_rtx_next): Added early return in plugin mode.
18403 (create_file): Updated copyright year in generated file. Added
18405 (oprintf): Added early return if NULL outf.
18406 (get_output_file_with_visibility): Care of plugin_files.
18407 (get_output_file_name): May return null.
18408 (write_local): Added early return.
18409 (put_mangled_filename): Ditto.
18410 (finish_root_table): Added check for base_files.
18411 (write_roots): Care about null when plugins.
18412 (main): Added plugin mode.
18414 2009-06-15 Ian Lance Taylor <iant@google.com>
18416 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
18417 * gcov.c (read_count_file): Add braces around variables declared
18420 * c.opt (Wjump-misses-init): New warning.
18421 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
18422 -Wall and -Wc++-compat if not already set.
18423 (c_common_post_options): Clear warn_jump_misses_init if it was not
18425 * c-decl.c (struct c_binding): Change type field to a union with
18426 new label field. Make it the first field in the struct. Update
18427 references to type to use u.type instead.
18428 (struct c_spot_bindings): Define.
18429 (struct c_goto_bindings): Define.
18430 (c_goto_bindings_p): Define, along with VECs.
18431 (struct c_label_vars): Define.
18432 (struct c_scope): Add has_label_bindings field.
18433 (bind_label, set_spot_bindings): New static functions.
18434 (decl_jump_unsafe, update_spot_bindings): New static functions.
18435 (update_label_decls): New static function.
18436 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
18437 Update binding u.label field to shadowed field.
18438 (c_binding_start_stmt_expr): New function.
18439 (c_binding_end_stmt_expr): New function.
18440 (pushdecl): Don't call c_begin_vm_scope.
18441 (make_label): Add defining and p_label_vars parameters. Change
18443 (lookup_label): Correct test for whether a label has not yet been
18444 defined. Call bind_label rather than bind.
18445 (warn_about_goto): New static function.
18446 (lookup_label_for_goto): New function.
18447 (declare_label): Call bind_label rather than bind.
18448 (check_earlier_gotos): New static function.
18449 (define_label): Don't give errors about jumping into statement
18450 expressions or scopes of variably modified types. Call
18451 set_spot_bindings and check_earlier_gotos. Call bind_label
18452 instead of bind. Don't set label_context_stack_se or
18453 label_context_stack_vm.
18454 (c_get_switch_bindings): New function.
18455 (c_release_switch_bindings): New function.
18456 (c_check_switch_jump_warnings): New function.
18457 (start_function): Don't set label_context_stack_se or
18458 label_context_stack_vm.
18459 (finish_function): Likewise.
18460 * c-typeck.c (label_context_stack_se): Don't define.
18461 (label_context_stack_vm): Don't define.
18462 (c_finish_goto_label): Call lookup_label_for_goto rather than
18463 lookup_label. Don't give errors about jumping into a statement
18464 expression or the scope of a variably modified type. Don't set
18465 label_context_stack_se or label_context_stack_vm.
18466 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
18467 fields. Add bindings field.
18468 (c_start_case): Don't set deleted fields. Set bindings field.
18469 (do_case): Rework order of tests. Don't check blocked_stmt_expr
18470 or blocked_vm. Call c_check_switch_jump_warnings.
18471 (c_finish_case): Don't test blocked_stmt_expr field. Call
18472 c_release_switch_bindings.
18473 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
18474 c_switch_stack. Don't walk label_context_stack_se labels. Don't
18475 set label_context_stack_se. Call c_bindings_start_stmt_expr.
18476 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
18477 c_switch_stack. Don't walk label_context_stack_se labels. Don't
18478 set label_context_stack_se. Call c_bindings_end_stmt_expr.
18479 (c_begin_vm_scope, c_end_vm_scope): Don't define.
18480 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
18481 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
18482 (C_DECL_UNJUMPABLE_VM): Don't define.
18483 (C_DECL_UNDEFINABLE_VM): Don't define.
18484 (struct c_label_list): Don't define.
18485 (struct c_label_context_se): Don't define.
18486 (struct c_label_context_vm): Don't define.
18487 (struct c_spot_bindings): Declare.
18488 (c_bindings_start_stmt_expr): Declare.
18489 (c_bindings_end_stmt_expr): Declare.
18490 (lookup_label_for_goto): Declare.
18491 (c_get_switch_bindings, c_release_switch_bindings): Declare.
18492 (c_check_switch_jump_warnings): Declare.
18493 (label_context_stack_se, label_context_stack_vm): Don't declare.
18494 (c_finish_goto_label): Update declaration.
18495 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
18496 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
18497 (Warning Options): Document -Wjump-misses-init.
18499 2009-06-15 Jakub Jelinek <jakub@redhat.com>
18501 * tree-object-size.c (addr_object_size): Fix a pasto in the last
18504 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
18506 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
18508 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
18510 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
18512 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
18514 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
18516 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
18518 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
18519 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
18520 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
18521 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
18522 * dwarf2asm.c (dw2_force_const_mem): Update call to
18523 make_decl_one_only.
18524 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
18525 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
18526 * langhooks.c (lhd_comdat_group): Remove.
18527 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
18528 * tree.h (DECL_COMDAT_GROUP): New.
18529 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
18530 (tree_decl_with_vis): Add comdat_group. Remove one_only.
18531 (make_decl_one_only): Change signature.
18532 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
18533 make_decl_one_only.
18534 (make_decl_one_only): Change signature.
18535 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
18537 2009-06-15 Richard Guenther <rguenther@suse.de>
18539 PR middle-end/40439
18540 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
18542 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18544 * tree-ssa-math-opts.c: Remove extra divide.
18546 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18548 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
18550 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18552 * passes.c: Add bswap pass.
18553 * tree-pass.h: Add pass_optimize_bswap declaration.
18554 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
18555 Include rtl.h, expr.h and optabs.h for optab_handler check.
18556 (struct symbolic_number, pass_optimize_bswap): New definition.
18557 (do_shift_rotate, verify_symbolic_number_p): New functions.
18558 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
18559 (gate_optimize_bswap): New function.
18560 * tree.c (widest_int_cst_value): New function.
18561 * tree.h (widest_int_cst_value): Prototype added.
18563 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
18565 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
18566 REG_EQUAL/REG_EQUIV notes.
18568 2009-06-14 Richard Guenther <rguenther@suse.de>
18570 PR middle-end/40389
18571 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
18572 has its address taken if NRV was applied and it is addressable.
18573 * tree-ssa-structalias.c (get_constraint_for_address_of): New
18574 function split out from ...
18575 (get_constraint_for_1): ... here.
18576 (handle_rhs_call): Use it to mark the return slot escaped if
18577 it is addressable and NRV was applied.
18579 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
18581 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
18582 Change first argument type to location_t.
18583 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
18584 Do not set input_location.
18585 Use loc instead of input_location throughout.
18587 2009-06-13 Richard Guenther <rguenther@suse.de>
18589 PR tree-optimization/40421
18590 * tree-predcom.c (should_unroll_loop_p): Remove.
18591 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
18593 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
18595 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
18596 Add location argument.
18598 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
18600 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
18602 * config/s390/s390.c (s390_build_builtin_va_list): Same.
18603 (s390_gimplify_va_arg): Pass location to create_artificial_label.
18604 * config/spu/spu-protos.h: Add location to
18605 spu_resolve_overloaded_builtin.
18606 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
18607 spu_build_builtin_va_list.
18608 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
18609 argument. Pass location to build_function_call_vec.
18610 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
18612 (emit_fpu_switch): Same.
18613 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
18614 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
18615 to build_decl and create_artificial_label.
18616 (xtensa_gimplify_va_arg_expr): Same.
18617 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
18618 (xstormy16_gimplify_va_arg_expr): Same.
18619 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
18620 * config/arm/arm.c (arm_build_builtin_va_list): Same.
18621 * config/mips/mips.c (mips_build_builtin_va_list): Same.
18622 (mips16_build_function_stub): Same.
18623 (mips16_build_call_stub): Same.
18625 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
18628 * arm/constraints.md (Pa, Pb): New constraints.
18629 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
18630 split pattern to deal with them.
18632 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
18634 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
18635 fix index entry for -Xpreprocessor.
18637 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
18639 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
18640 Add location argument to build_decl call.
18641 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
18642 (rs6000_init_builtins): Same.
18643 (spe_init_builtins): Same.
18644 (rs6000_gimplify_va_arg): Add location argument to
18645 create_artificial_label call.
18647 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
18649 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
18650 * combine-stack-adj.c (pass_stack_adjustments): Use it.
18651 * Makefile.in: Fix GGC dependency for gcse.o.
18653 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
18655 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
18656 * gimple-pretty-print.c (dump_gimple_stmt): Same.
18657 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
18659 * c-parser.c (c_parser_binary_expression): Use current column while
18660 building binary operations.
18661 * common.opt (fshow-column): Enable by default.
18662 * tree-vrp.c (check_array_ref): Use warning_at.
18663 (check_array_bounds): Use location from call back if expr has no
18665 * tree.h: Add location argument to maybe_fold_*.
18666 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
18667 (maybe_fold_offset_to_array_ref): Add location argument and use it.
18668 (maybe_fold_offset_to_component_ref): Same.
18669 (maybe_fold_offset_to_reference): Same.
18670 (maybe_fold_offset_to_address): Same.
18671 (maybe_fold_stmt_indirect): Same.
18672 (maybe_fold_stmt_addition): Same.
18673 (fold_stmt_r): Pass location to maybe_fold_*.
18674 (fold_gimple_assign): Same.
18675 * c-tree.h: Add location argument to finish_decl,
18676 default_function_array_conversion, store_init_value.
18677 * c-decl.c (define_label): Use error_at.
18678 (c_make_fname_decl): Pass location to finish_decl.
18679 (finish_decl): New location argument.
18680 (build_compound_literal): Pass location to store_init_value.
18681 (grokdeclarator): Pass location to finish_decl.
18683 * c-typeck.c (array_to_pointer_conversion): New location argument.
18684 (function_to_pointer_conversion): Same.
18685 (default_function_array_conversion): Same.
18686 (parser_build_unary_op): Pass location to overflow_warning.
18687 (parser_build_binary_op): Same. Use warning_at.
18688 (build_unary_op): Pass location to array_to_pointer_conversion.
18689 (build_c_cast): Pass location to digest_init.
18690 (build_modify_expr): New location argument.
18691 (convert_for_assignment): Same.
18692 (store_init_value): Same.
18693 (digest_init): Same.
18694 (output_init_element): Pass location to digest_init and
18695 array_to_pointer_conversion.
18696 (c_finish_return): Pass location to convert_for_assignment.
18697 * gimplify.c (gimplify_conversion): Pass location to
18698 maybe_fold_offset_to_address.
18699 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
18700 to maybe_fold_stmt_addition.
18701 * c-omp.c (c_finish_omp_atomic): Pass new location to
18703 (c_finish_omp_for): Same.
18704 * c-common.c (overflow_warning): New argument.
18705 * c-common.h: New argument to build_modify_expr, overflow_warning.
18706 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
18708 (c_parser_initializer): Pass location to
18709 default_function_array_conversion.
18710 (c_parser_initelt): Same.
18711 (c_parser_initval): Same.
18712 (c_parser_asm_operands): Same.
18713 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
18714 (c_parser_conditional_expression): Same.
18715 (c_parser_binary_expression): Add location info to stack. Use it.
18716 (c_parser_unary_expression): Pass location to
18717 default_function_array_conversion, parser_build_unary_op,
18718 build_indirect_ref, c_parser_postfix_expression_after_primary.
18719 (c_parser_postfix_expression_after_primary): New location argument.
18721 (c_parser_expression_conv): Pass location to
18722 default_function_array_conversion.
18723 (c_parser_expr_list): Same.
18724 (c_parser_omp_atomic): Same.
18725 (c_parser_omp_for_loop): Same.
18726 * c-tree.h (struct c_declarator): Add comment to id_loc.
18727 (build_array_declarator): New argument.
18728 * c-decl.c (build_array_declarator): Add location argument.
18729 (grokdeclarator): Set id_loc for cdk_array.
18730 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
18731 build_array_declarator.
18732 * tree.c (build_omp_clause): Add location argument.
18733 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
18734 (OMP_CLAUSE_LOCATION): New macro.
18735 (struct tree_omp_clause): Add location field.
18736 (build_omp_clause): Add argument.
18737 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
18739 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
18740 (cp_parser_omp_clause_collapse): Same.
18741 (cp_parser_omp_clause_default): Same.
18742 (cp_parser_omp_clause_if): Same.
18743 (cp_parser_omp_clause_nowait): Same.
18744 (cp_parser_omp_clause_num_threads): Same.
18745 (cp_parser_omp_clause_ordered): Same.
18746 (cp_parser_omp_clause_schedule): Same.
18747 (cp_parser_omp_clause_untied): Same.
18748 (cp_parser_omp_for_loop): Same.
18749 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
18750 * c-tree.h (c_start_case): Add location argument.
18751 (c_process_expr_stmt): Same.
18752 (c_finish_goto_*): Same.
18753 * tree-parloops.c (initialize_reductions): Pass location to
18755 (create_parallel_loop): Same.
18756 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
18757 (gfc_trans_omp_reduction_list): Same.
18758 (gfc_trans_omp_clauses): Same.
18759 (gfc_trans_omp_do): Same.
18760 * c-typeck.c (c_finish_goto_label): Same.
18761 (c_finish_goto_ptr): New location argument.
18762 (c_start_case): Same.
18763 (emit_side_effect_warnings): Same.
18764 (c_process_expr_stmt): Same.
18765 (c_finish_stmt_expr): Same.
18766 (c_finish_omp_clauses): Use error_at instead of error.
18767 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
18769 * c-omp.c (c_split_parallel_clauses): New location argument.
18770 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
18771 to build_omp_clause.
18772 (convert_local_reference_stmt): Same.
18773 (convert_gimple_call): Same.
18774 * c-common.h (c_split_parallel_clauses): New argument.
18775 * c-parser.c (c_parser_statement_after_labels): Pass location to
18776 c_finish_goto_label.
18777 (c_parser_switch_statement): Pass location to c_start_case.
18778 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
18779 and c_process_expr_stmt.
18780 (c_parser_omp_variable_list): Add location argument.
18781 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
18782 (c_parser_omp_clause_default): Same.
18783 (c_parser_omp_clause_if): Same.
18784 (c_parser_omp_clause_num_threads): Same.
18785 (-c_parser_omp_clause_ordered): Same.
18786 (c_parser_omp_clause_reduction): Pass location to
18787 c_parser_omp_variable_list.
18788 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
18789 (c_parser_omp_clause_untied): Same.
18790 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
18791 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
18793 * c-tree.h (check_for_loop_decls, undeclared_variable,
18794 build_component_ref, build_array_ref, build_external_ref,
18795 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
18796 build_conditional_expr, build_compound_expr, c_cast_expr,
18797 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
18798 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
18800 * c-semantics.c (build_stmt): Same.
18801 (build_case_label): Same.
18802 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
18803 (undeclared_variable): New argument.
18804 (make_label): Same.
18805 (lookup_label): Pass location on down.
18806 (define_label): Same.
18807 (finish_decl): Same.
18808 (build_compound_literal): Same.
18809 (finish_struct): Same.
18810 (finish_function): Do not set location here.
18811 (check_for_loop_decls): New argument.
18812 * tree.c (save_expr): Set location.
18813 (build_empty_stmt): New argument.
18814 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
18815 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
18816 * builtins.c (gimplify_va_arg_expr): Use locations.
18817 (expand_builtin_sync_operation): Same.
18818 * c-typeck.c (build_component_ref): New argument.
18819 (build_array_ref): Same.
18820 (build_external_ref): Same.
18821 (c_expr_sizeof_expr): Same.
18822 (c_expr_sizeof_type): Same.
18823 (parser_build_unary_op): Same.
18824 (build_conditional_expr): Same.
18825 (build_compound_expr): Pass location on down.
18826 (build_compound_expr): New argument.
18827 (build_c_cast): Same.
18828 (c_cast_expr): Same.
18829 (build_asm_expr): Same.
18830 (c_finish_return): Same.
18831 (c_process_expr_stmt): Pass location on down.
18832 (c_finish_stmt_expr): New argument.
18833 (push_clenaup): Same.
18834 (c_finish_omp_parallel): Same.
18835 (c_finish_omp_task): Same.
18836 * gimplify.c (gimplify_call_expr): Pass location on down.
18837 * c-omp.c (c_finish_omp_master): New argument.
18838 (c_finish_omp_critical): Same.
18839 (c_finish_omp_ordered): Same.
18840 (c_finish_omp_barrier): Same.
18841 (-c_finish_omp_taskwait): Same.
18842 (c_finish_omp_atomic): Same.
18843 (c_finish_omp_flush): Same.
18844 * tree-inline.c (copy_tree_body_r): Pass location on down.
18845 (inline_forbidden_p): Remove use of input_location.
18846 * c-gimplify.c (c_build_bind_expr): New argument.
18847 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
18848 (c_sizeof_or_alignof_type): New argument.
18849 (c_alignof_expr): Same.
18850 (build_va_arg): Same.
18851 (c_add_case_label): Same.
18852 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
18853 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
18854 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
18855 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
18856 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
18857 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
18859 * stub-objc.c (objc_build_selector_expr): Same.
18860 (objc_build_throw_stmt): Same.
18861 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
18862 (c_parser_initelt): Same.
18863 (c_parser_compound_statement): Same.
18864 (c_parser_compound_statement_nostart): Same.
18865 (c_parser_label): Same.
18866 (c_parser_statement_after_labels): Same.
18867 (c_parser_if_body): Same.
18868 (c_parser_else_body): Same.
18869 (c_parser_if_statement): Same.
18870 (c_parser_switch_statement): Same.
18871 (c_parser_while_statement): Same.
18872 (c_parser_do_statement): Same.
18873 (c_parser_for_statement): Same.
18874 (c_parser_asm_statement): Same.
18875 (c_parser_conditional_expression): Same.
18876 (c_parser_binary_expression): Same.
18877 (c_parser_cast_expression): Same.
18878 (c_parser_unary_expression): Same.
18879 (c_parser_sizeof_expression): Same.
18880 (c_parser_alignof_expression): Same.
18881 (c_parser_postfix_expression): Same.
18882 (c_parser_expression): Same.
18883 (c_parser_objc_receiver): Same.
18884 (c_parser_omp_variable_list): Same.
18885 (c_parser_omp_structured_block): Same.
18886 (c_parser_omp_atomic): New argument.
18887 (c_parser_omp_barrier): Same.
18888 (c_parser_omp_critical): Same.
18889 (c_parser_omp_flush): Pass location on down.
18890 (c_parser_omp_for_loop): New argument.
18891 (c_parser_omp_for): Same.
18892 (c_parser_omp_master): Same.
18893 (c_parser_omp_ordered): Same.
18894 (c_parser_omp_sections_scope): Same.
18895 (c_parser_omp_sections): Same.
18896 (c_parser_omp_parallel): Same.
18897 (c_parser_omp_single): Same.
18898 (c_parser_omp_task): Same.
18899 (c_parser_omp_taskwait): Pass location on down.
18900 (c_parser_omp_construct): Same.
18901 (c_parser_omp_threadprivate): Same.
18902 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
18903 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
18904 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
18905 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
18906 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
18907 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
18908 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
18909 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
18910 config/i386/i386.c, stmt.c:
18911 Add location argument to the following function definitions and/or
18912 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
18913 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
18914 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
18915 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
18916 do_case, c_finish_bc_stmt, build_compound_literal,
18917 build_function_call.
18918 * c-decl.c (build_compound_literal): Add location argument.
18919 Make all diagnostic calls use location.
18920 (start_struct): Same.
18921 (finish_struct): Same.
18922 (start_enum): Same.
18923 (build_enumerator): Same.
18924 (start_function): Same.
18925 (grokdeclarator): Make all diagnostic calls use location.
18926 (store_parm_decls_oldstyle): Same.
18927 * c-typeck.c (build_function_call): Add location argument.
18928 Make all diagnostic calls use location.
18930 (c_finish_bc_stmt): Same.
18931 * tree-nested.c (get_trampoline_type): Add argument.
18932 Pass location to build_decl.
18933 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
18934 * rtl.h (RTL_LOCATION): New.
18935 * c-common.c (c_add_case_label): Add location argument.
18936 Make all diagnostic calls use location.
18937 * c-common.h: Add location argument to make_fname_decl, do_case,
18938 c_add_case_label, build_function_call, resolve_overloaded_builtin.
18939 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
18940 Set it appropriately for every case. Pass enum_loc to start_enum
18941 call. Pass value_loc first to build_enumerator. Pass enum_loc to
18943 (c_parser_struct_or_union_specifier): Save location. Use it for
18944 start_struct, finish_struct, and parser_xref_tag.
18946 2009-06-12 Ian Lance Taylor <iant@google.com>
18948 * fold-const.c (fold_unary): Rename local variable and to and_expr.
18950 * c-opts.c (c_common_handle_option): For -Wc++-compat set
18951 cpp_opts->warn_cxx_operator_names.
18953 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
18956 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
18957 is returns NULL and OP is a VCE, look through the VCE.
18959 2009-06-12 Ian Lance Taylor <iant@google.com>
18962 * collect2.c (main): Use CONST_CAST2 in code inside #if
18963 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
18965 2009-06-12 Joey Ye <joey.ye@intel.com>
18967 PR middle-end/39146
18968 * cfgexpand.c (get_decl_align_unit): Update
18969 max_used_stack_slot_alignment with align instead of
18970 stack_alignment_needed.
18972 * function.c (assign_stack_local_1): Update
18973 max_used_stack_slot_alignment with alignment_in_bits instead
18974 of stack_alignment_needed.
18975 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
18978 2009-06-12 Jakub Jelinek <jakub@redhat.com>
18980 * dwarf2out.c (last_var_location_insn): New variable.
18981 (dwarf2out_end_epilogue): Clear last_var_location_insn.
18982 (dwarf2out_var_location): Don't record anything after last real
18983 insn. Only change labels if there were any real instructions
18984 in between last note and this one, or if changed sections.
18986 2009-06-11 Richard Henderson <rth@redhat.com>
18988 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
18989 note when storing the frame pointer in a register.
18990 (FRP): Don't redefine to nothing for epilogue.
18991 (alpha_expand_epilogue): Mark register and sp restores.
18992 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
18994 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
18995 when gen_lowpart is needed.
18997 2009-06-11 Richard Henderson <rth@redhat.com>
18999 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
19001 * dwarf2out.c (need_data_align_sf_opcode): New.
19002 (div_data_align): Move earlier.
19003 (def_cfa_1, reg_save): Use it.
19005 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
19007 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
19008 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
19009 (ix86_handle_option): Handle OPT_mcrc32.
19010 (ix86_target_string): Add -mcrc32.
19011 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
19013 * config/i386/i386.h (TARGET_CRC32): New.
19015 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
19016 (sse4_2_crc32di): Likewise.
19018 * config/i386/i386.opt (mcrc32): New.
19020 * doc/invoke.texi: Document -mcrc32.
19022 2009-06-11 Richard Henderson <rth@redhat.com>
19024 * common.opt (gdwarf-): Accept a version number.
19025 * doc/invoke.texi (gdwarf-): Update docs.
19026 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
19027 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
19028 version level, and record it.
19030 * dwarf2.h (DW_CIE_VERSION): Remove.
19031 * dwarf2out.c (DWARF_VERSION): Remove.
19032 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
19033 (output_call_frame_info): Use CIE version 3 for dwarf3,
19034 or if the return register column is out of range for version 1.
19035 (dwarf_stack_op_name): Add all dwarf3 values.
19036 (DEBUG_PUBTYPES_SECTION): New.
19037 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
19038 encoding change for dwarf3.
19039 (output_die) [dw_val_class_die_ref]: Likewise.
19040 (output_compilation_unit_header): Emit correct version for dwarf3.
19041 (output_line_info): Likewise.
19042 (output_pubnames): Update for DWARF_VERSION removal.
19043 (output_aranges): Likewise.
19044 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
19045 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
19046 (dwarf2out_finish): Likewise.
19048 2009-06-11 David Daney <ddaney@caviumnetworks.com>
19050 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
19053 2009-06-11 David Daney <ddaney@caviumnetworks.com>
19056 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
19057 * builtins.c (expand_builtin_unreachable): New function.
19058 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
19059 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
19060 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
19062 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
19063 searching for missing barriers.
19065 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
19067 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
19068 when -fprofile-generate* was passed.
19069 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
19071 2009-06-11 Anthony Green <green@moxielogic.com>
19073 * config/moxie/moxie.md: Define length attribute for all instructions.
19075 (*b<cond:code>): Support limited branch ranges for new PC-relative
19076 branch instructions.
19077 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
19079 2009-06-11 Jakub Jelinek <jakub@redhat.com>
19081 * config/i386/i386.c (min_insn_size): Use get_attr_length
19082 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
19083 For __asm return 0.
19085 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
19086 instead of emit_insn_before.
19088 2009-06-10 Ian Lance Taylor <iant@google.com>
19091 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
19094 2009-06-10 Revital Eres <eres@il.ibm.com>
19096 * passes.c (init_optimization_passes): Reschedule
19097 predictive-commoning pass before complete unroll pass.
19099 2009-06-10 Martin Jambor <mjambor@suse.cz>
19101 * cgraph.c (cgraph_node_can_be_local_p): New function.
19102 (cgraph_make_node_local): New function.
19103 * cgraph.h (cgraph_node_can_be_local_p): Declare.
19104 (cgraph_make_node_local): Declare.
19106 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
19108 * tree.h (tree_base): Add packed_flag and user_align fields.
19109 Decrease size of spare field.
19110 (TYPE_USER_ALIGN): Use user_align from tree_base.
19111 (DECL_USER_ALIGN): Likewise.
19112 (TYPE_PACKED): Use packed_flag from tree_base.
19113 (DECL_PACKED): Likewise.
19114 (tree_type): Delete packed_flag and user_align fields. Widen
19115 precision field. Widen mode field and shuffle fields to align
19116 mode on an 8-bit boundary.
19117 (tree_decl_common): Delete decl_flag_1 and user_align fields.
19118 Renumber decl_flag_* fields. Fix comments. Widen
19119 decl_common_unused field.
19120 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
19121 (DECL_EXTERNAL): Likewise.
19122 (DECL_BIT_FIELD): Likewise.
19123 (DECL_NONADDRESSABLE_P): Likewise.
19124 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
19125 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
19127 2009-06-10 Ian Lance Taylor <iant@google.com>
19129 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
19130 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
19131 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
19132 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
19133 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
19134 DEF_VEC_ALLOC_FUNC_P.
19135 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
19136 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
19137 DEF_VEC_ALLOC_FUNC_O.
19138 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
19139 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
19140 DEF_VEC_ALLOC_FUNC_I.
19141 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
19142 (vec_stack_p_reserve_exact_1): Declare.
19143 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
19144 (vec_stack_free): Declare.
19145 (VEC_stack_alloc): Define.
19146 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
19147 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
19148 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
19149 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
19151 (stack_vecs): New static variable.
19152 (vec_stack_p_reserve_exact_1): New function.
19153 (vec_stack_o_reserve_1): New static function.
19154 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
19155 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
19156 (vec_stack_free): New function.
19157 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
19158 (VEC_df_ref_stack_alloc): Define.
19159 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
19160 DEF_VEC_ALLOC_P_STACK.
19161 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
19162 (struct df_collection_rec): Change _vec fields to VEC. Remove
19164 (df_free_collection_rec): Adjust for new fields.
19165 (df_insn_rescan): Use new df_collection_rec fields.
19166 (df_notes_rescan, df_canonize_collection_rec): Likewise.
19167 (df_ref_create_structure, df_ref_record): Likewise.
19168 (df_get_conditional_uses, df_get_call_refs): Likewise.
19169 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
19170 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
19171 (df_record_exit_block_uses, df_bb_verify): Likewise.
19172 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
19173 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
19174 Remove count parameter. Change return type to void. Change all
19176 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
19177 Remove count parameter. Change return type to void. Change all
19179 (df_install_refs): Change old_vec parameter to VEC. Remove count
19180 parameter. Change all callers.
19181 (df_install_mws): Change old_vec parameter to VEC. Remove count
19182 parameter. Change all callers.
19183 (df_refs_verify): Change new_rec parameter to VEC. Change call
19185 (df_mws_verify): Likewise.
19187 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
19189 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
19191 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
19193 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
19195 2009-06-10 Anthony Green <green@moxielogic.com>
19197 * config/moxie/crti.asm: New file.
19198 * config/moxie/crtn.asm: New file.
19199 * config/moxie/moxie.c: New file.
19200 * config/moxie/moxie.h: New file.
19201 * config/moxie/sfp-machine.h: New file.
19202 * config/moxie/moxie-protos.h: New file.
19203 * config/moxie/t-moxie: Created.
19204 * config/moxie/t-moxie-softfp: Created.
19205 * config/moxie/moxie.md: Created.
19206 * config/moxie/constraints.md: Created.
19207 * config.gcc: Add moxie support.
19208 * doc/md.texi (Machine Constraints): Add moxie constraints.
19209 * doc/contrib.texi (Contributors): Mention moxie port.
19210 * doc/install.texi (Specific): Mention the moxie port.
19212 2009-06-09 Ian Lance Taylor <iant@google.com>
19214 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
19215 compiling with C++.
19216 * optabs.c (optab_table): Only use designated initializers if
19217 HAVE_DESIGNATED_INITIALIZERS is defined.
19218 (convert_optab_table): Likewise.
19219 (init_optabs): Always call init_insn_codes if
19220 HAVE_DESIGNATED_INITIALIZERS is not defined.
19222 2009-06-09 Ian Lance Taylor <iant@google.com>
19224 * targhooks.c (default_builtin_vectorized_function): Change fn
19225 parameter to unsigned int.
19226 (default_builtin_vectorized_conversion): Change code parameter to
19228 (default_builtin_reciprocal): Change fn parameter to unsigned int.
19229 * targhooks.h: Update declarations.
19230 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
19231 parameter to unsigned int.
19233 * c-typeck.c (comptypes_check_enum_int): New static function.
19234 (comptypes_internal): Add enum_and_int_p parameter. Change all
19236 (comp_target_types): Add location parameter. Change all callers.
19237 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
19238 Change all callers.
19239 (function_types_compatible_p, type_lists_compatible_p): Likewise.
19240 (build_conditional_expr): Add colon_loc parameter. Change all
19242 (convert_for_assignment): Add location parameter. Change all callers.
19243 * c-parser.c (c_parser_conditional_expression): Pass location of
19244 colon to build_conditional_expr.
19245 * c-tree.h (build_conditional_expr): Update declaration.
19247 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
19249 * graphite.c: Revert previous patch.
19251 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
19254 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
19256 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
19258 * tree-ssa-loop-prefetch.c
19259 (loop_prefetch_arrays): Fixed a portability problem in printf format
19262 2009-06-09 Martin Jambor <mjambor@suse.cz>
19264 PR tree-optimization/40351
19265 * tree-sra.c (propagate_subacesses_accross_link): Check that a
19266 refrence to a potential artifical subaccess can be constructed.
19268 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
19270 * config/sh/sh-protos.h (sh_optimization_options): Declare.
19271 (sh_override_options): Likewise.
19272 * config/sh/sh.c: Include params.h.
19273 (sh_optimization_options): New.
19274 (sh_override_options): Likewise.
19275 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
19276 (OVERRIDE_OPTIONS): Use sh_override_options.
19278 2009-06-08 Jakub Jelinek <jakub@redhat.com>
19280 * dwarf2out.c (emit_cfa_remember): New variable.
19281 (add_fde_cfi): If emit_cfa_remember, recurse to add
19282 DW_CFA_remember_state first.
19283 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
19284 instead just set emit_cfa_remember.
19286 2009-06-08 Jan Hubicka <jh@suse.cz>
19289 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
19291 2009-06-08 Jan Hubicka <jh@suse.cz>
19293 PR middle-end/39834
19294 * cgraphunit.c (save_inline_function_body): Do not copy transform
19295 hooks for saved inline bodies.
19296 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
19297 for given function.
19299 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
19301 * jump.c (returnjump_p): Handle delayed branches. Add missing
19304 2009-06-08 Jan Hubicka <jh@suse.cz>
19306 PR middle-end/40102
19307 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
19308 original node might've been modified.
19309 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
19311 2009-06-08 Jakub Jelinek <jakub@redhat.com>
19313 * tree-object-size.c (addr_object_size): Add OSI argument.
19314 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
19315 (compute_builtin_object_size, expr_object_size): Adjust callers.
19316 (plus_stmt_object_size): Call addr_object_size instead of
19317 compute_builtin_object_size.
19319 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
19320 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19322 * tree-ssa-loop-prefetch.c
19323 (gather_memory_references): Introduced a counter for the number of
19325 (anything_to_prefetch_p): Introduced a counter for the number of
19327 (is_loop_prefetching_profitable): New function with a cost model
19329 (loop_prefetch_arrays): Use the new cost model to determine if
19330 prefetching is profitable.
19331 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
19332 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
19333 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
19334 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
19335 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
19336 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
19338 2009-06-08 Michael Matz <matz@suse.de>
19341 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
19342 partitions use the same.
19343 (expand_one_var): Deal with DECL_RTL sometimes begin set also
19344 for basevars of SSA_NAMEs.
19345 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
19346 to not expand them twice.
19347 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
19350 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
19352 * common.opt (fcompare-debug=, fcompare-debug-second): New.
19353 (fdump-final-insns=, gtoggle): New.
19354 * doc/invoke.texi: Document them.
19355 * final.c (rest_of_clean_state): Dump final insn stream.
19356 * gcc.c (invoke_as): Hook in -fcompare-debug.
19357 (static_spec_functions): Add compare-debug-dump-opt,
19358 compare-debug-self-opt and compare-debug-auxbase-opt.
19359 (compare_debug, compare_debug_second, compare_debug_opt): New.
19360 (switches_debug_check, n_switches_debug_check): New.
19361 (debug_auxbase_opt, debug_check_temp_file): New.
19362 (process_command): Handle -fno-compare-debug, -fcompare-debug and
19364 (do_self_spec): Handle arguments after switches.
19365 (do_spec_1): Add .gk extension to temp file basenames for compare.
19366 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
19367 (cc1_options): Use it instead of normal auxbase computation for
19368 the second compare-debug compilation.
19369 (compare_files): New.
19370 (main): Set up and implement compare debug mode.
19371 (compare_debug_dump_opt_spec_function): New.
19372 (compare_debug_self_opt_spec_function): New.
19373 (compare_debug_auxbase_opt_spec_function): New.
19374 * toplev.c (process_options): Handle flag_gtoggle,
19375 flag_dump_final_insns.
19376 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
19377 during -fcompare-debug-second compilation.
19379 2009-06-07 Ian Lance Taylor <iant@google.com>
19381 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
19382 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
19384 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
19385 with no default node. Change warning with %H to warning_at.
19386 Don't clear warn_switch around case checking.
19387 * doc/invoke.texi (Warning Options): Clarify distinction between
19388 -Wswitch and -Wswitch-enum.
19390 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
19392 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
19394 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
19396 * gbl-ctors.h: Add header guard.
19398 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
19400 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
19401 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
19402 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
19403 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
19404 prototypes for removed functions.
19405 (expressions_equal_p): Move to ...
19406 * tree-ssa-sccvn.h: ... here and ...
19407 * matrix-reorg.c: ... adjust includes.
19409 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
19411 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
19413 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
19415 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
19416 (finish_function): Remove erroneous whitespace.
19418 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
19420 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
19421 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
19423 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
19425 * errors.c (internal_error): Commentary typo fix.
19426 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
19427 * tree-ssa-pre.c: Ditto.
19429 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
19431 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
19432 them is supposed to hold actual statements.
19434 2009-06-06 Ian Lance Taylor <iant@google.com>
19436 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
19437 empty statements can now have attributes.
19439 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
19441 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
19442 * config/mips/mips.md: Ditto.
19444 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
19446 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
19448 (__eabi_uconvert): Likewise.
19450 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
19452 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
19453 CFI_* definitions with IN_GCC.
19455 2009-06-05 David Edelsohn <edelsohn@gnu.org>
19457 * xcoffout.h (xcoffout_source_line): Update prototype.
19459 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19461 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
19462 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
19464 2009-06-05 Jakub Jelinek <jakub@redhat.com>
19466 PR middle-end/40340
19467 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
19468 inlined_function_outer_scope_p blocks for artificial inlines
19470 * tree.c (tree_nonartificial_location): Rewrite using
19471 block_nonartificial_location.
19473 2009-06-05 Revital Eres <eres@il.ibm.com>
19474 Leehod Baruch <leehod@il.ibm.com>
19476 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
19477 (expand_expr_real_1): Remove comment.
19478 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
19479 Vectorize misaligned access when the target supports it.
19480 (vect_supportable_dr_alignment): Check for unaligned access support.
19481 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
19484 2009-06-05 Julian Brown <julian@codesourcery.com>
19486 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
19487 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
19489 2009-06-05 Richard Guenther <rguenther@suse.de>
19492 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
19493 as possibly unused.
19495 2009-06-05 Jakub Jelinek <jakub@redhat.com>
19497 * config/s390/s390.c (global_not_special_regno_p): New static inline.
19498 (save_gprs): Don't tell unwinder when a global register is saved.
19499 (s390_emit_epilogue): Emit needed epilogue unwind info.
19501 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
19503 * dwarf2out.c (deferred_asm_name): New.
19504 (add_name_and_src_coords_attributes): Defer creation of
19505 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
19507 (move_linkage_attr): New.
19508 (dwarf2out_finish): Revisit deferrals and emit attributes at the
19511 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
19513 * tree-nested.c (finalize_nesting_tree_1): Declare the
19514 frame_decl in the binding tree.
19516 2009-06-04 Cary Coutant <ccoutant@google.com>
19518 * basic-block.h (struct basic_block_def): Add discriminator field.
19519 * dbxout.c (dbxout_source_line): Add new parameter. Change all
19521 * debug.c (do_nothing_debug_hooks): Add additional entry.
19522 (debug_nothing_int_charstar_int): New function.
19523 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
19524 (debug_nothing_int_charstar_int): New declaration.
19525 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
19526 discriminator value in .loc directive.
19527 * final.c (last_discriminator): New variable.
19528 (discriminator): New variable.
19529 (final_start_function): Initialize above variables, pass current
19530 discriminator to debug hook.
19531 (notice_source_line): Check for discriminator change.
19532 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
19533 * sdbout.c (sdbout_source_line): New parameter.
19534 * tree-cfg.c (struct locus_discrim_map): New structure type.
19535 (discriminator_per_locus): New hash table.
19536 (build_gimple_cfg): Allocate and free discriminator hash table.
19537 (make_edges): Call assign_discriminator.
19538 (locus_map_hash): New function.
19539 (locus_map_eq): New function.
19540 (next_discriminator_for_locus): New function.
19541 (same_line_p): New function.
19542 (assign_discriminator): New function.
19543 (make_cond_expr_edges): Call assign_discriminator.
19544 (make_gimple_switch_edges): Likewise.
19545 (first_non_label_stmt): New function.
19546 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
19548 * xcoffout.c (xcoffout_source_line): Add new parameter.
19550 * configure.ac (gcc_cv_as_discriminator): New configury check for
19551 gas support for discriminator.
19552 * configure: Regenerate.
19553 * config.in: Regenerate.
19555 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19557 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
19558 val after checking for integers.
19560 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
19562 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
19564 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
19565 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
19566 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
19567 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
19568 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
19569 X64_SSE_REGPARM_MAX.
19570 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
19571 X64_SSE_REGPARM_MAX.
19573 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
19575 * gcc.c (report_times_to_file): New.
19576 (execute): Implement it.
19577 (process_command): Support -time=.
19578 * doc/invoke.texi: Document it.
19580 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
19582 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
19583 that have value exprs.
19585 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
19587 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
19588 declarations for constants until...
19589 (dw2_output_indirect_constant_1): ... this point.
19591 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
19594 * arm.md (arm_addsi3): Don't try to split an add with an
19595 eliminable register until after reload has completed.
19597 2009-06-03 Ian Lance Taylor <iant@google.com>
19599 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
19600 * genattrtab.c (write_length_unit_log): Likewise.
19601 * genchecksum.c (dosum): Likewise.
19602 * gengtype.c (write_rtx_next): Likewise.
19603 (finish_root_table, write_roots): Likewise.
19604 * gimple.c (gimple_ops_offset_): Likewise.
19605 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
19606 * config/arc/arc.c (arc_attribute_table): Likewise.
19607 * config/arm/arm.c (arm_attribute_table): Likewise.
19608 * config/avr/avr.c (avr_attribute_table): Likewise.
19609 * config/crx/crx.c (crx_attribute_table): Likewise.
19610 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
19611 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
19612 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
19613 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
19614 * config/sh/sh.c (sh_attribute_table): Likewise.
19615 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
19616 * config/spu/spu.c (spu_attribute_table): Likewise.
19617 * config/v850/v850.c (v850_attribute_table): Likewise.
19619 * config/alpha/alpha.c (vms_attribute_table): Make static.
19620 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
19621 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
19622 * config/mips/mips.c (mips_attribute_table): Likewise.
19624 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
19626 (cc1-checksum.o): Likewise.
19628 2009-06-03 Steve Ellcey <sje@cup.hp.com>
19630 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
19632 2009-06-03 Jakub Jelinek <jakub@redhat.com>
19634 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
19635 insn if it is changing sp. Use gen_add3_insn instead of
19636 conditionally gen_addsi3 and gen_adddi3.
19637 (offset_below_red_zone_p): New static inline function.
19638 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
19639 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
19640 * config/rs6000/ppc-asm.h: Include auto-host.h.
19641 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
19642 CFI_RESTORE): Define.
19643 * config/rs6000/crtresxgpr.asm: Add unwind info.
19644 * config/rs6000/crtresxfpr.asm: Likewise.
19645 * config/rs6000/crtresgpr.asm: Likewise.
19646 * config/rs6000/crtresfpr.asm: Likewise.
19647 * config/rs6000/crtsavgpr.asm: Likewise.
19648 * config/rs6000/crtsavfpr.asm: Likewise.
19650 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
19651 argument of DWARF2_FRAME_REG_OUT macros.
19653 2009-06-03 Julian Brown <julian@codesourcery.com>
19655 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
19656 words or less (including TImode) in core registers.
19658 2009-06-03 Richard Guenther <rguenther@suse.de>
19660 PR middle-end/40328
19661 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
19663 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
19665 * statistics.c (statistics_counter_event): Do not record event
19666 in pass dump if its number == -1.
19667 (curr_statistics_hash): Add assert that we never get passes
19668 with static number == -1.
19670 2009-06-03 Richard Guenther <rguenther@suse.de>
19671 Andrey Belevantsev <abel@ispras.ru>
19673 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
19674 non-BLKmode arrays addressable.
19676 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
19678 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
19679 * config/m68k/m68k.h: ... here.
19681 2009-06-03 Martin Jambor <mjambor@suse.cz>
19683 PR tree-optimization/40323
19684 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
19687 2009-06-03 Richard Guenther <rguenther@suse.de>
19689 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
19692 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
19694 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
19695 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
19696 JUMP_TABLE_DATA_P where applicable.
19697 * config/sh/sh.c: Ditto.
19698 * config/sh/sh.h: Ditto.
19699 * config/sh/sh.md: Ditto.
19700 * config/sh/symbian.c: Ditto.
19702 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
19704 * config/i386/driver-i386.c (describe_cache): Optimize
19705 concatenation of strings. Use snprintf instead of sprintf.
19706 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
19707 target when not compiling with GCC.
19709 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
19711 * config/sh/sh.c: Revert last change.
19712 (sh_expand_epilogue): Emit a blockage insn before the frame
19713 pointer adjustment unconditionally.
19715 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
19717 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
19718 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
19719 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
19720 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
19721 to COLLECT_GCC_OPTIONS.
19723 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
19725 * collect2.c (target_system_root): New variable.
19726 (main): Handle --sysroot=.
19727 (ignore_library): Strip the sysroot from the library path.
19729 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
19731 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
19732 (collect2.o): Depend on collect2-aix.h.
19733 (collect2-aix.o): New rule.
19734 * collect2-aix.h: New file.
19735 * collect2-aix.c: Likewise.
19736 * collect2.c: Include collect2-aix.h. Don't undefine
19737 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
19738 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
19739 Use TARGET_AIX_VERSION instead of _AIX51.
19740 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
19741 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
19742 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
19743 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
19744 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
19746 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
19748 * collect2.c (ignore_library): Avoid premature post-increment
19749 and null deference.
19751 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
19753 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
19754 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
19755 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
19756 CROSS_DIRECTORY_STRUCTURE too.
19757 (LINK_LIBG_SPEC): Likewise.
19758 (LIB_SPEC): Add %R to sysroot paths.
19759 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
19760 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
19761 * config/rs6000/aix51.h: As for aix43.h.
19762 * config/rs6000/aix52.h: Likewise.
19763 * config/rs6000/aix53.h: Likewise.
19764 * config/rs6000/aix61.h: Likewise.
19765 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
19766 to the beginning of sysroot paths.
19768 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
19770 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
19771 INSN_LISTs that are out of the REG_NOTE range.
19773 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
19775 * loop-unroll.c (struct iv_to_split): Add pointer to next.
19776 (struct var_to_expand): Likewise.
19777 (struct opt_info): Add head and tail for linked lists of the above.
19778 (analyze_insn_to_expand_var): Initialize next.
19779 (analyze_iv_to_split_insn): Likewise.
19780 (analyze_insns_in_loop): Create linked lists.
19781 (allocate_basic_variable): Simplify for use without hash table.
19782 (insert_var_expansion_initialization): Likewise, make it type-safer.
19783 (combine_var_copies_in_loop_exit): Likewise.
19784 (apply_opt_in_copies): Walk lists rather than hash tables.
19785 (release_var_copies): Simplified and inlined by hand into...
19786 (free_opt_info): ... this function.
19788 2009-06-02 Richard Guenther <rguenther@suse.de>
19790 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
19793 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
19795 * cfgexpand.c (gimple_expand_cfg): Discard the source location
19796 only for builtins that are not overridden.
19798 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
19800 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
19803 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
19805 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
19807 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
19809 * combine.c (move_deaths): Compare LUIDs within the same BB only.
19811 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
19813 * common.opt (fdump-unnumbered-links): New.
19814 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
19815 * print-rtl.c (flag_dump_unnumbered_links): New.
19816 (print_rtx): Test it.
19818 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
19820 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
19821 push/pop multiple to 8-byte alignment.
19823 2009-06-01 Jakub Jelinek <jakub@redhat.com>
19825 * config/i386/i386.c (queued_cfa_restores): New static variable.
19826 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
19828 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
19829 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
19830 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
19831 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
19832 note unconditionally.
19833 (ix86_emit_restore_regs_using_mov): Likewise.
19834 (ix86_emit_restore_sse_regs_using_mov): Likewise.
19835 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
19836 it through to ix86_emit_restore_reg_using_pop.
19837 (ix86_emit_leave): Add RED_OFFSET argument. Call
19838 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
19839 instead of adding REG_CFA_OFFSET note unconditionally.
19840 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
19841 the above functions. Call ix86_add_queued_cfa_restore_notes when
19844 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
19845 force output of the label even for dwarf2out_do_cfi_asm.
19846 (add_fde_cfi): If -g2 and above and cfi might change CFA,
19847 force creation of CFI label and chain DW_CFA_set_loc jumping to it
19848 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
19850 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
19851 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
19852 dwarf2out_cfi_label callers.
19853 * tree.h (dwarf2out_cfi_label): Adjust prototype.
19854 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
19855 Adjust dwarf2out_cfi_label callers.
19856 * config/vax/vax.c (vax_output_function_prologue): Likewise.
19858 * config/i386/i386.h (struct machine_cfa_state,
19859 struct machine_function): Guard with ifndef USED_FOR_TARGET
19860 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
19863 * emutls.c (__emutls_get_address): Change arr->size to mean number
19864 of allocated arr->data entries instead of # of slots + 1.
19866 PR middle-end/40316
19867 * recog.c (peep2_reinit_state): New function.
19868 (peephole2_init_state): Use it at the end of a basic block and also
19869 when seeing a RTX_FRAME_RELATED_P insn.
19871 2009-06-01 Steve Ellcey <sje@cup.hp.com>
19873 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
19874 fixuns_truncrfdi2): New.
19875 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
19876 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
19877 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
19878 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
19879 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
19880 *recip_approx): Remove.
19881 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
19882 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
19883 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
19885 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
19888 2009-06-01 Ian Lance Taylor <iant@google.com>
19890 * attribs.c (register_attribute): Use CONST_CAST.
19891 * collect2.c (main): Use CONST_CAST2.
19892 (scan_prog_file): Likewise.
19893 * gcc.c (process_command, main): Likewise.
19894 * toplev.c (toplev_main): Likewise.
19896 * c-typeck.c (handle_warn_cast_qual): New static function,
19897 partially broken out of build_c_cast.
19898 (build_c_cast): Call handle_warn_cast_qual.
19899 * doc/invoke.texi (Warning Options): Document new effect of
19902 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
19904 * diagnostic.c (diagnostic_build_prefix): Always print columns.
19905 (diagnostic_report_current_module): Print columns.
19906 * common.opt (flag_show_column): Enable by default.
19908 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
19910 * alias.c (find_base_term): Check for NULL term before returning.
19912 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
19914 Revert due to PR40320:
19915 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
19916 * calls.c (emit_library_call_value_1): Don't force_operand for move
19919 2009-06-01 Olivier Hainque <hainque@adacore.com>
19920 Eric Botcazou <ebotcazou@adacore.com>
19922 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
19923 to be processed as a bitfield for constructor output purposes.
19924 * output.h (initializer_constant_valid_for_bitfield_p): Declare
19926 * varasm.c (oc_local_state): New type, output_constructor
19927 local state to support communication with helpers.
19928 (oc_outer_state): New type, output_constructor outer state of
19929 relevance in recursive calls.
19930 (output_constructor_array_range): New output_constructor helper,
19931 extracted code for an array range element.
19932 (output_constructor_regular_field): New output_constructor helper,
19933 extracted code for an element that is not a bitfield.
19934 (output_constructor_bitfield): New output_constructor helper,
19935 extracted code for a bitfield element. Accept an OUTER state
19936 argument for recursive processing. Recurse on record or array
19937 CONSTRUCTOR values, possibly past noop conversions.
19938 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
19939 VALUE is a valid constant-valued expression for use in a static
19940 bit-field initializer.
19941 (output_constructor): Rework to use helpers. Accept and honor an
19942 OUTER state argument for recursive calls. Return total size. Be
19943 prepared for nested constructors initializing bitfields.
19944 (output_constant): Feed OUTER in calls to output_constructor.
19946 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
19948 * calls.c (emit_library_call_value_1): Don't force_operand for move
19951 2009-06-01 Nick Clifton <nickc@redhat.com>
19953 * doc/invoke.texi (IA-64 Options): Fix typo.
19955 2009-06-01 Ira Rosen <irar@il.ibm.com>
19957 PR tree-optimization/39129
19958 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
19960 (vect_do_peeling_for_loop_bound): Use
19961 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
19962 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
19963 (vect_loop_versioning): Likewise.
19964 (vect_create_cond_for_alias_checks): Fix indentation.
19965 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
19967 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
19968 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
19969 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
19970 "control flow in loop".
19971 (vect_estimate_min_profitable_iters): Use
19972 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
19973 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
19974 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
19975 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
19976 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
19977 statement belongs to a group of strided accesses with the exact code
19979 (vectorizable_load): Likewise.
19980 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
19981 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
19983 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
19985 * config/freebsd-stdint.h: New file.
19986 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
19987 Add freebsd-stdint.h to tm_file.
19989 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
19991 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
19992 (thumb2_extendhidi2): Likewise.
19994 2009-05-31 Ian Lance Taylor <iant@google.com>
19996 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
19998 2009-05-31 Ian Lance Taylor <iant@google.com>
20000 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
20001 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
20002 (ipa-reference.o): Depend upon gt-ipa-reference.h.
20004 2009-05-31 Jason Merrill <jason@redhat.com>
20006 * tree-pretty-print.c (print_call_name): Take the callee, not the
20007 call itself. Make non-static. Use dump_function_name for functions.
20008 (dump_generic_node): Adjust.
20009 * diagnostic.h: Declare print_call_name.
20010 * gimple-pretty-print.c (dump_gimple_call): Use it.
20012 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
20014 * config/sh/sh.md (ashldi3_std): New define_expand.
20017 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
20020 * config/sh/sh.c: Include debug.h.
20021 (sh_expand_epilogue): Emit a blockage insn before the frame
20022 pointer adjustment also when dwarf2out_do_frame returns true.
20024 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
20026 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
20027 (thumb2_extendqidi2): New pattern.
20029 2009-05-31 Ira Rosen <irar@il.ibm.com>
20031 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
20032 mark phis for renaming.
20033 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
20034 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
20035 Call mark_sym_for_renaming.
20036 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
20037 * tree-vect-loop.c (vect_transform_loop): Remove
20038 vect_memsyms_to_rename initialization and a call to
20039 mark_set_for_renaming.
20041 2009-05-31 Jakub Jelinek <jakub@redhat.com>
20043 PR middle-end/40304
20044 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
20045 frame related even if !set_cfa && style < 0.
20047 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
20049 * config/i386/mingw-tls.c: New file.
20050 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
20051 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
20052 defining _WIN32 but not __CYGWIN__.
20054 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20056 * configure.ac: Add MPC support.
20058 * config.in, configure: Regenerate.
20060 2009-05-29 Richard Henderson <rth@redhat.com>
20062 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
20063 NOTE_INSN_BASIC_BLOCK.
20064 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
20065 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
20066 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
20068 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
20070 (add_cfi): Disable check redefining cfa away from drap.
20071 (lookup_cfa_1): Add remember argument; handle remember/restore.
20072 (lookup_cfa): Pass remember argument.
20073 (cfa_remember): New.
20074 (compute_barrier_args_size_1): Remove sibcall check.
20075 (dwarf2out_frame_debug_def_cfa): New.
20076 (dwarf2out_frame_debug_adjust_cfa): New.
20077 (dwarf2out_frame_debug_cfa_offset): New.
20078 (dwarf2out_frame_debug_cfa_register): New.
20079 (dwarf2out_frame_debug_cfa_restore): New.
20080 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
20081 (dwarf2out_begin_epilogue): New.
20082 (dwarf2out_frame_debug_restore_state): New.
20083 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
20084 DW_CFA_restore_state.
20085 (output_cfi_directive): Likewise.
20086 (convert_cfa_to_fb_loc_list): Likewise.
20087 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
20088 * dwarf2out.h: Update.
20089 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
20090 (copy_insn_1): Early out for null.
20091 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
20092 and dwarf2out_frame_debug_restore_state.
20093 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
20094 (prologue_insn_hash, epilogue_insn_hash): New.
20095 (free_after_compilation): Adjust freeing accordingly.
20096 (record_insns): Create hash table if needed; push insns into
20097 hash instead of array.
20098 (maybe_copy_epilogue_insn): New.
20099 (contains): Search hash table instead of array.
20100 (sibcall_epilogue_contains): Remove.
20101 (thread_prologue_and_epilogue_insns): Split eh_return insns
20102 and mark them as epilogues.
20103 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
20104 scanning in terms of basic blocks.
20105 * insn-notes.def (CFA_RESTORE_STATE): New.
20106 * jump.c (returnjump_p_1): Accept EH_RETURN.
20107 (eh_returnjump_p_1, eh_returnjump_p): New.
20108 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
20109 CFA_REGISTER, CFA_RESTORE): New.
20110 * rtl.def (EH_RETURN): New.
20111 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
20113 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
20114 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
20116 * config/i386/i386.c (gen_push): Update cfa state.
20117 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
20118 add a CFA_ADJUST_CFA note.
20119 (ix86_dwarf_handle_frame_unspec): Remove.
20120 (ix86_expand_prologue): Update cfa state.
20121 (ix86_emit_restore_reg_using_pop): New.
20122 (ix86_emit_restore_regs_using_pop): New.
20123 (ix86_emit_leave): New.
20124 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
20125 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
20126 * config/i386/i386.h (struct machine_cfa_state): New.
20127 (ix86_cfa_state): New.
20128 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
20129 (eh_return_internal): Merge from eh_return_<mode>,
20130 use eh_return rtx, split w/ epilogue.
20132 2009-05-29 Ian Lance Taylor <iant@google.com>
20134 * builtins.c (validate_gimple_arglist): Don't use va_arg with
20136 * calls.c (emit_library_call_value_1): Likewise.
20138 * c-typeck.c (c_build_va_arg): New function.
20139 * c-tree.h (c_build_va_arg): Declare.
20140 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
20141 instead of build_va_arg.
20143 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
20145 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
20146 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
20147 (ptr_difference_cost): Use affine combinations to compute it.
20148 (difference_cost): Likewise.
20149 (get_computation_cost_at): Compute more accurate cost for addresses
20150 if the ratio is a multiplier allowed in addresses.
20151 For non-addresses, consider that an additional offset or symbol is
20154 2009-05-29 Jakub Jelinek <jakub@redhat.com>
20156 * config/i386/i386.c (ix86_decompose_address): Avoid useless
20157 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
20159 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
20160 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
20161 (prefix_rex): For UNIT_MMX don't imply the prefix by default
20163 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
20164 to 1 for TYPE_SSE{IADD1,CVT1}.
20165 (prefix_vex_imm8): Removed.
20166 (length_vex): Only pass 1 as second argument to
20167 ix86_attr_length_vex_default if prefix_extra is 0.
20168 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
20169 (length): For prefix vex computation use length_immediate
20170 attribute instead of prefix_vex_imm8.
20171 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
20172 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
20173 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
20174 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
20175 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
20176 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
20177 a space in between the operands.
20178 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
20179 if one operand is 0xff and the other one si, di, bp or sp.
20180 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
20181 other one si, di, bp or sp.
20182 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
20183 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
20184 type and mode attributes.
20185 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
20186 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
20187 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
20188 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
20189 prefix_data16 attribute iff MODE_DF.
20190 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
20191 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
20192 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
20193 constm128_operand in length_immediate computation.
20194 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
20195 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
20196 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
20197 length_immediate attribute to 1.
20198 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
20199 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
20200 for certain alternatives.
20201 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
20202 prefix_data16 attribute if MODE_V1DF.
20203 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
20204 length_immediate to 1.
20205 (set_got_rex64, set_rip_rex64): Remove length attribute, set
20206 length_address to 4, set mode attribute to MODE_DI.
20207 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
20208 (fxam<mode>2_i387): Set length attribute to 4.
20209 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
20210 *prefetch_3dnow_rex): Override length_address attribute.
20211 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
20213 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
20214 (constm128_operand): Removed.
20215 * config/i386/i386.c (memory_address_length): For
20216 disp && !index && !base in 64-bit mode account for SIB byte if
20217 print_operand_address can't optimize disp32 into disp32(%rip)
20218 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
20219 for fs: or gs: segment.
20220 (ix86_attr_length_immediate_default): When checking if shortform
20221 is possible, truncate immediate to the length of the non-shortened
20223 (ix86_attr_length_address_default): Ignore MEM_P operands
20225 (ix86_attr_length_vex_default): Only check for DImode on
20226 GENERAL_REG_P operands.
20227 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
20228 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
20229 (sse_cvttps2pi): Clear prefix_rep attribute.
20230 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
20232 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
20233 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
20234 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
20235 iff operand 2 is const_int_operand.
20236 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
20237 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
20238 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
20240 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
20242 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
20243 prefix_data16 attribute for movlpd and movhpd instructions.
20244 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
20245 length_immediate for shufpd instruction.
20246 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
20247 (avx_cmpp<avxmodesuffixf2c><mode>3,
20248 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
20249 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
20250 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
20251 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
20252 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
20253 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
20254 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
20255 prefix_data16 attribute for the first alternative to 1.
20256 (*avx_loadlps): Override length_immediate for the first alternative.
20257 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
20258 attributes for second alternative.
20259 (*vec_concatv2sf_sse4_1): Override length_immediate and
20260 prefix_data16 attributes for second alternative.
20261 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
20262 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
20263 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
20264 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
20265 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
20266 prefix_data16 and length_immediate to 1.
20267 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
20269 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
20270 prefix_extra attribute for variants that don't have 0f prefix alone.
20271 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
20272 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
20273 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
20274 *sse4_1_pextrd): Set length_immediate to 1.
20275 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
20276 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
20278 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
20279 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
20280 length_immediate to 1 for second alternative.
20281 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
20282 prefix_extra and length_immediate attributes for the first
20284 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
20286 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
20287 to 1 for the first and third alternative.
20288 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
20290 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
20292 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
20294 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
20295 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
20296 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
20297 *avx_psign<mode>3): Set prefix_extra attribute to 1.
20298 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
20299 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
20300 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
20301 ssse3_psign<mode>3): Override prefix_rex attribute.
20302 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
20303 (ssse3_palignrti): Override length_immediate to 1.
20304 (ssse3_palignrdi): Override length_immediate to 1, override
20305 prefix_rex attribute.
20306 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
20307 (sse4a_extrqi): Override length_immediate to 2.
20308 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
20309 (sse4a_insertq): Override prefix_data16 to 0.
20310 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
20311 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
20312 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
20313 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
20314 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
20315 and length_immediate to 1.
20316 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
20317 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
20318 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
20319 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
20320 and length_immediate to 1.
20321 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
20322 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
20323 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
20324 avx_ptest256): Override prefix_extra to 1.
20325 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
20326 Override prefix_data16 and length_immediate to 1.
20327 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
20328 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
20329 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
20330 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
20331 prefix_data16 to 0 and prefix_extra to 2.
20332 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
20333 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
20335 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
20336 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
20337 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
20338 and prefix_extra to 2.
20339 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
20340 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
20341 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
20342 avx_vpermilvar<mode>3,
20343 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
20344 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
20345 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
20346 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
20347 Override prefix_extra to 1.
20348 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
20349 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
20350 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
20351 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
20352 prefix_extra and length_immediate to 1.
20353 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
20355 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
20356 to 1 for the first alternative.
20357 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
20358 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
20360 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
20361 *movv2sf_internal_avx, *movv2sf_internal): Override
20362 prefix_rep attribute for certain alternatives.
20363 (*mov<mode>_internal): Override prefix_rep or prefix_data16
20364 attributes for certain alternatives.
20365 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
20366 attributes for certain alternatives.
20367 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
20368 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
20369 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
20370 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
20371 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
20372 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
20373 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
20374 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
20375 length_immediate to 1 if operand 2 is const_int_operand.
20376 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
20377 *vec_extractv2si_1): Set length_immediate attribute to 1.
20378 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
20379 using old 3DNOW insn rather than SSE/3DNOW_A.
20380 (mmx_emms, mmx_femms): Clear modrm attribute.
20382 2009-05-29 Martin Jambor <mjambor@suse.cz>
20384 * tree-sra.c: New implementation of SRA.
20386 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
20387 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
20388 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
20389 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
20390 (SRA_MAX_STRUCTURE_COUNT): Removed.
20391 (SRA_FIELD_STRUCTURE_RATIO): Removed.
20392 * doc/invoke.texi (sra-max-structure-size): Removed.
20393 (sra-field-structure-ratio): Removed.
20395 2009-05-29 Jakub Jelinek <jakub@redhat.com>
20397 PR middle-end/40291
20398 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
20401 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
20403 PR rtl-optimization/40101
20404 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
20405 seqno. Adjust comment.
20406 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
20407 inserting bookkeeping before a jump, the jump is not scheduled.
20408 When no positive seqno found, provide a value. Add comment.
20410 2009-05-29 Richard Guenther <rguenther@suse.de>
20412 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
20413 short-cutting on the first component.
20415 2009-05-29 Jakub Jelinek <jakub@redhat.com>
20417 PR middle-end/39958
20418 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
20419 for trees other than decls/types.
20421 2009-05-29 Richard Guenther <rguenther@suse.de>
20423 * tree-ssa-operands.c (get_expr_operands): Do not handle
20424 INDIRECT_REFs in the handled-component case. Remove
20425 unused get_ref_base_and_extent case.
20426 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
20427 tree_low_cst and host_integerp where possible.
20428 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
20429 codes for equivalence.
20430 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
20432 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
20434 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
20435 to tmake_file for i[34567]86-*-cygwin*.
20437 2009-05-29 Jakub Jelinek <jakub@redhat.com>
20440 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
20441 (altivec_categorize_keyword, init_vector_keywords,
20442 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
20445 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
20447 * tree.c (handle_dll_attribute): Check if node is
20448 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
20450 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
20452 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
20454 (thumb2_zero_extendqidi2): Likewise.
20456 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
20458 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
20459 instead of gen_movrt.
20460 * config/sh/sh.md (movrt): Remove.
20462 2009-05-28 Steve Ellcey <sje@cup.hp.com>
20464 * doc/invoke.texi (IA-64 Options):
20465 Add -msdata, -mfused-madd, -mno-inline-float-divide,
20466 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
20467 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
20468 -msched-prefer-non-control-spec-insns,
20469 -msched-stop-bits-after-every-cycle,
20470 -msched-count-spec-in-critical-path,
20471 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
20472 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
20473 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
20474 and -msched-spec-verbose.
20476 2009-05-28 Joseph Myers <joseph@codesourcery.com>
20478 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
20479 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
20481 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
20483 2009-05-28 Richard Guenther <rguenther@suse.de>
20485 * tree-ssa-alias.c (ao_ref_init): New function.
20486 (ao_ref_base): Likewise.
20487 (ao_ref_base_alias_set): Likewise.
20488 (ao_ref_alias_set): Likewise.
20489 (refs_may_alias_p_1): Change signature.
20490 (refs_may_alias_p): Adjust.
20491 (refs_anti_dependent_p): Likewise.
20492 (refs_output_dependent_p): Likewise.
20493 (call_may_clobber_ref_p_1): Change signature.
20494 (call_may_clobber_ref_p): Adjust.
20495 (stmt_may_clobber_ref_p_1): New function split out from ...
20496 (stmt_may_clobber_ref_p): ... here.
20497 (maybe_skip_until): Adjust signature.
20498 (get_continuation_for_phi): Likewise.
20499 (walk_non_aliased_vuses): Likewise.
20500 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
20501 (ao_ref_init): Declare.
20502 (ao_ref_base): Likewise.
20503 (ao_ref_alias_set): Likewise.
20504 (stmt_may_clobber_ref_p_1): Likewise.
20505 (walk_non_aliased_vuses): Adjust.
20506 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
20507 (get_ref_from_reference_ops): remove.
20508 (vn_reference_lookup_2): Adjust signature.
20509 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
20510 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
20511 (vn_reference_lookup): Adjust.
20512 (vn_reference_insert): Likewise.
20513 (vn_reference_insert_pieces): Adjust signature.
20514 (visit_reference_op_call): Adjust.
20515 * tree-ssa-pre.c (get_expr_type): Simplify.
20516 (phi_translate_1): Adjust.
20517 (compute_avail): Likewise.
20518 (translate_vuse_through_block): Do not re-build trees.
20519 (value_dies_in_block_x): Likewise.
20520 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
20522 (vn_reference_lookup_pieces): Adjust declaration.
20523 (vn_reference_insert_pieces): Likewise.
20525 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
20527 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
20528 with checking disabled.
20530 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
20534 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
20535 macro definition for support of three-operand format aligned
20536 .comm directive in assembler on cygwin/pe/mingw target OS.
20537 * configure: Regenerate.
20538 * config.h: Regenerate.
20540 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
20541 aligned form of .comm directive if -mpe-aligned-commons is in effect.
20542 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
20544 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
20545 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
20547 2009-05-28 Ira Rosen <irar@il.ibm.com>
20549 PR tree-optimization/40254
20550 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
20551 in analysis of basic blocks.
20553 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
20555 PR middle-end/33699
20556 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
20557 * target-def.h (TARGET_CONST_ANCHOR): New macro.
20558 (TARGET_INITIALIZER): Use it.
20559 * cse.c (CHEAPER): Move it up to the other macros.
20560 (insert): Rename this ...
20561 (insert_with_costs): ... to this. Add cost parameters. Update
20563 (insert): New function. Call insert_with_costs.
20564 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
20565 find_reg_offset_for_const, try_const_anchors): New functions.
20566 (cse_insn): Call try_const_anchors. Adjust cost of src_related
20567 when using a const-anchor. Call insert_const_anchors.
20568 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
20569 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
20571 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
20573 * tree-inline.c (remap_decls): Enable nonlocalized variables
20574 when not optimizing.
20576 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
20578 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
20579 Simplify other tests involving optimize.
20581 2009-05-27 Tom Tromey <tromey@redhat.com>
20583 * unwind-dw2.c (_Unwind_DebugHook): New function.
20584 (uw_install_context): Call _Unwind_DebugHook.
20586 2009-05-27 Tom Tromey <tromey@redhat.com>
20588 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
20590 2009-05-27 Ian Lance Taylor <iant@google.com>
20592 * Makefile.in (LINKER, LINKER_FLAGS): Define.
20593 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
20594 (ALL_LINKERFLAGS): Define.
20595 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
20596 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
20597 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
20598 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
20599 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
20600 $(LINKER_FOR_BUILD).
20601 (build/gcov-iov$(build_exeext)): Likewise.
20603 2009-05-27 Julian Brown <julian@codesourcery.com>
20605 * gcse.c (target.h): Include.
20606 (can_assign_to_reg_without_clobbers_p): Check that the target allows
20607 copy of argument to a pseudo register.
20609 2009-05-27 Diego Novillo <dnovillo@google.com>
20611 * tree-ssa-live.c (dump_scope_block): Document arguments.
20612 (dump_scope_blocks): Document.
20613 (debug_scope_blocks): New.
20614 * tree-flow.h (debug_scope_blocks): Declare.
20616 2009-05-21 Denis Chertykov <denisc@overta.ru>
20618 * doc/contrib.texi (Contributors): Add myself to the list.
20620 2009-05-27 Olivier Hainque <hainque@adacore.com>
20622 * expr.c (target_align): New function. Alignment the TARGET of an
20623 assignment may be assume to have.
20624 (highest_pow2_factor_for_target): Use it instead of relying on
20625 immediate tree attributes of TARGET, not necessarily honored when
20626 intermediate bitfields are involved.
20628 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
20631 * config/i386/driver-i386.c (host_detect_local_cpu): Support
20632 AVX, SSE4, AES, PCLMUL and POPCNT.
20634 2009-05-27 Diego Novillo <dnovillo@google.com>
20636 * tree-pretty-print.c (dump_location): New.
20637 (dump_generic_node): Call it.
20638 Factor code to handle BLOCK nodes ...
20639 (dump_block_node): ... here.
20641 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
20643 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
20645 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
20647 * gcc-plugin.h: Include config.h and system.h.
20648 (IN_GCC): Define if not defined.
20650 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
20652 PR middle-end/40249
20653 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
20656 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
20658 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
20660 * config/m32r/m32r.h: Ditto.
20661 * config/m32r/m32r.md: Ditto.
20662 * config/m32r/predicates.md: Ditto.
20664 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
20666 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
20668 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
20671 (Loading plugins): typo.
20672 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
20673 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
20674 (Interacting with the GCC Garbage Collector): Added new section.
20675 (Giving information about a plugin): Added new section for
20677 * ggc.h (ggc_register_root_tab): Added declaration.
20678 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
20679 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
20680 (register_callback): Improved comment in declaration.
20681 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
20682 (extra_root_vec) Added static variable for dynamic roots registration.
20683 (ggc_register_root_tab) Added new routine.
20684 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
20685 PLUGIN_GGC_MARKING event.
20686 * ggc-zone.c: Include plugin.h.
20687 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
20688 * ggc-page.c: Include plugin.h.
20689 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
20690 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
20691 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
20692 (register_callback): check lack of callbacks for
20693 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
20694 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
20695 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
20696 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
20697 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
20698 dependency on plugin.h.
20699 (plugin.o): Added dependency on ggc.h...
20701 2009-05-26 Richard Guenther <rguenther@suse.de>
20703 PR middle-end/40248
20705 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
20706 with mismatched comparison modes.
20708 * expr.c (expand_expr_real_1): Expand the operand of a
20709 VIEW_CONVERT_EXPR in its natural mode.
20711 2009-05-26 Ian Lance Taylor <iant@google.com>
20713 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
20714 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
20715 (ALL_COMPILERFLAGS): Define.
20716 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
20717 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
20718 (collect2$(exeext), collect2.o): Likewise.
20719 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
20720 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
20721 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
20722 (libbackend.o, intl.o, cppdefault.o): Likewise.
20723 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
20724 (build/%.o): Use $(COMPILER_FOR_BUILD).
20725 (build/gen%$(build_exeext)): Likewise.
20726 (build/gcov-iov$(build_exeext)): LIkewise.
20727 * config/t-darwin (darwin.o): Use $(COMPILER).
20728 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
20729 * config/t-sol2 (sol2-c.o): Likewise.
20730 (sol2.o): Likewise.
20731 * config/t-vxworks (vxworks.o): Likewise.
20732 * config/x-darwin (host-darwin.o): Likewise.
20733 * config/x-hpux (host-hpux.o): Likewise.
20734 * config/x-linux (host-linux.o): Likewise.
20735 * config/x-solaris (host-solaris.o): Likewise.
20736 * config/alpha/x-alpha (driver-alpha.o): Likewise.
20737 * config/arm/t-arm (arm-c.o): Likewise.
20738 * config/arm/t-pe (pe.o): Likewise.
20739 * config/arm/t-wince-pe (pe.o): Likewise.
20740 * config/i386/t-cygming (winnt.o): Likewise.
20741 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
20742 * config/i386/t-cygwin (cygwin1.o): Likewise.
20743 (cygwin2.o): Likewise.
20744 * config/i386/t-i386 (i386-c.o): Likewise.
20745 * config/i386/t-interix (winnt.o): Likewise.
20746 * config/i386/t-netware (netware.o): Likewise.
20747 * config/i386/t-nwld (nwld.o): Likewise.
20748 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
20749 * config/i386/x-i386 (driver-i386.o): Likewise.
20750 * config/i386/x-cygwin (host-cygwin.o): Likewise.
20751 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
20752 * config/ia64/t-ia64 (ia64-c.o): Likewise.
20753 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
20754 * config/mips/x-native (driver-native.o): Likewise.
20755 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
20756 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
20757 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
20758 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
20759 * config/score/t-score-elf (score7.o): Likewise.
20760 (score3.o): Likewise.
20761 * config/sh/t-sh (sh-c.o): Likewise.
20762 * config/sh/t-symbian (sh-c.o): Likewise.
20763 (symbian.o): Likewise.
20764 * config/spu/t-spu-elf (spu-c.o): Likewise.
20765 * config/v850/t-v850 (v850-c.o): Likewise.
20766 * config/v850/t-v850e (v850-c.o): Likewise.
20768 2009-05-26 Richard Guenther <rguenther@suse.de>
20770 PR tree-optimization/40122
20771 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
20772 VECTOR_CSTs if possible.
20773 (fold_gimple_assign): Likewise.
20775 2009-05-26 Richard Guenther <rguenther@suse.de>
20777 PR middle-end/40252
20778 * fold-const.c (fold_binary): Use the correct types for building
20781 2009-05-26 Richard Guenther <rguenther@suse.de>
20783 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
20784 redundant calls to merge_alias_info.
20785 (bump_vector_ptr): Likewise.
20786 * tree-ssa-copy.c (merge_alias_info): Remove.
20787 (replace_exp_1): Remove call to merge_alias_info.
20788 (propagate_tree_value): Likewise.
20789 (fini_copy_prop): Propagate points-to info.
20790 * tree-flow.h (merge_alias_info): Remove.
20792 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
20794 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
20796 2009-05-25 Jan Hubicka <jh@suse.cz>
20798 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
20799 * cgraph.h (struct inline_summary): New filed self_wize,
20800 size_inlining_benefit, self_time and time_inlining_benefit.
20801 (struct cgraph_global_info): Replace insns by time ans size fields.
20802 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
20803 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
20804 (ipcp_update_callgraph): Do not touch function bodies.
20805 * ipa-inline.c: Include except.h
20806 (MAX_TIME): New constant.
20807 (overall_insns): Remove.
20808 (leaf_node_p): New.
20809 (overall_size, max_benefit): New static variables.
20810 (cgraph_estimate_time_after_inlining): New function.
20811 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
20812 (cgraph_clone_inlined_nodes): Update size.
20813 (cgraph_mark_inline_edge): Update size.
20814 (cgraph_estimate_growth): Use size info.
20815 (cgraph_check_inline_limits): Check size.
20816 (cgraph_default_inline_p): Likewise.
20817 (cgraph_edge_badness): Compute badness based on benefit and size cost.
20818 (cgraph_decide_recursive_inlining): Check size.
20819 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
20821 (cgraph_decide_inlining): Likewise.
20822 (cgraph_decide_inlining_incrementally): Likewise; honor
20823 PARAM_EARLY_INLINING_INSNS.
20824 (likely_eliminated_by_inlining_p): New predicate.
20825 (estimate_function_body_sizes): New function.
20826 (compute_inline_parameters): Use it.
20827 * except.c (must_not_throw_labels): New function.
20828 * except.h (must_not_throw_labels): Declare.
20829 * tree-inline.c (init_inline_once): Kill inlining_weigths
20830 * tree-ssa-structalias.c: Avoid uninitialized warning.
20831 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
20832 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
20833 (PARAM_INLINE_CALL_COST): Remove.
20834 (PARAM_EARLY_INLINING_INSNS): New.
20836 2009-05-25 Richard Guenther <rguenther@suse.de>
20838 PR tree-optimization/36327
20839 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
20840 callback for reference translation or lookup at the point of may-defs.
20841 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
20842 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
20843 for union COMPONENT_REFs.
20844 (vn_reference_lookup_3): New callback. Lookup from memset
20845 and CONSTRUCTOR assignment, translate through struct copies.
20846 (vn_reference_lookup_pieces): Make sure to not free the
20847 passed operands array. Adjust walk_non_aliased_vuses call.
20848 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
20849 make sure we do not leak memory.
20851 2009-05-25 Richard Guenther <rguenther@suse.de>
20853 * tree-ssa-alias.h (dump_points_to_solution): Declare.
20854 * tree-inline.c (expand_call_inline): Reset the escaped and
20855 callused solutions.
20856 * tree-ssa-structalias.c (pass_build_ealias): New.
20857 * tree-pass.h (pass_build_ealias): Declare.
20858 * passes.c (init_optimization_passes): Add PTA during
20859 early optimizations.
20860 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
20861 and CALLUSED solutions.
20862 (dump_points_to_solution): New function, split out from ...
20863 (dump_points_to_info_for): ... here.
20864 * tree-parloops.c (parallelize_loops): Reset the escaped and
20865 callused solutions.
20867 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
20870 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
20871 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
20873 2009-05-25 Ira Rosen <irar@il.ibm.com>
20875 PR tree-optimization/40238
20876 * tree-vect-stmts.c (vect_init_vector): Insert initialization
20877 statements after basic block's labels.
20878 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
20879 to free the allocated memory.
20881 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
20883 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
20884 return address with a USE.
20886 2009-05-24 Richard Guenther <rguenther@suse.de>
20888 PR middle-end/40233
20889 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
20890 array type from the main variant of the inner type.
20892 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
20894 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
20895 definition to bool (from int) to un-break build.
20896 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
20898 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
20900 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
20901 discard_stmt_changes): Delete.
20902 * tree-ssa-operands.c (scb_stack): Delete.
20903 (init_ssa_operands): Do not initialize it.
20904 (fini_ssa_operands): Do not free it.
20905 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
20907 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
20908 update_stmt, remove the others. Fix comments.
20909 * tree-dfa.c (optimize_stack_restore): Likewise.
20910 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
20911 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
20912 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
20913 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
20915 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
20916 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
20917 (dom_opt_finalize_block): Likewise, adjusting access to
20919 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
20920 (stmts_to_rescan): Change item type to gimple.
20921 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
20923 2009-05-24 Ira Rosen <irar@il.ibm.com>
20925 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
20926 * tree-pass.h (pass_slp_vectorize): New pass.
20927 * params.h (SLP_MAX_INSNS_IN_BB): Define.
20928 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
20929 * tree-vectorizer.c (timevar.h): Include.
20930 (user_vect_verbosity_level): Declare.
20931 (vect_location): Fix comment.
20932 (vect_set_verbosity_level): Update user_vect_verbosity_level
20933 instead of vect_verbosity_level.
20934 (vect_set_dump_settings): Add an argument. Ignore user defined
20935 verbosity if dump flags require higher level of verbosity. Print to
20936 stderr only for loop vectorization.
20937 (vectorize_loops): Update call to vect_set_dump_settings.
20938 (execute_vect_slp): New function.
20939 (gate_vect_slp): Likewise.
20940 (struct gimple_opt_pass pass_slp_vectorize): New.
20941 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
20942 access its members.
20943 (vec_info_for_bb): New function.
20944 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
20945 (VECTORIZATION_ENABLED): New macro.
20946 (SLP_ENABLED, SLP_DISABLED): Likewise.
20947 (vect_is_simple_use): Add bb_vec_info argument.
20948 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
20949 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
20950 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
20951 vect_schedule_slp, vect_analyze_slp): Likewise.
20952 (vect_analyze_stmt): Add slp_tree argument.
20953 (find_bb_location): Declare.
20954 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
20955 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
20956 (vect_analyze_loop_operations, vect_analyze_loop,
20957 get_initial_def_for_induction, vect_create_epilog_for_reduction,
20958 vect_finalize_reduction, vectorizable_reduction,
20959 vectorizable_live_operation, vect_transform_loop): Likewise.
20960 * tree-data-ref.c (dr_analyze_innermost): Update comment,
20961 skip evolution analysis if analyzing a basic block.
20962 (dr_analyze_indices): Likewise.
20963 (initialize_data_dependence_relation): Skip the test whether the
20964 object is invariant for basic blocks.
20965 (compute_all_dependences): Skip dependence analysis for data
20966 references in basic blocks.
20967 (find_data_references_in_stmt): Don't fail in case of invariant
20968 access in basic block.
20969 (find_data_references_in_bb): New function.
20970 (find_data_references_in_loop): Move code to
20971 find_data_references_in_bb and add a call to it.
20972 (compute_data_dependences_for_bb): New function.
20973 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
20974 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
20976 (vect_analyze_data_ref_dependence): Check for interleaving in case of
20977 unknown dependence in basic block and fail in case of dependence in
20979 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
20980 dependence instances from either loop or basic block vectorization
20982 (vect_compute_data_ref_alignment): Check if it is loop vectorization
20983 before calling nested_in_vect_loop_p.
20984 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
20985 dependence instances from either loop or basic block vectorization
20987 (vect_verify_datarefs_alignment): Likewise.
20988 (vect_enhance_data_refs_alignment): Adjust function calls.
20989 (vect_analyze_data_refs_alignment): Likewise.
20990 (vect_analyze_group_access): Fix printing. Skip different checks if
20991 DR_STEP is 0. Keep strided stores either in loop or basic block
20992 vectorization data structure. Fix indentation.
20993 (vect_analyze_data_ref_access): Fix comments, allow zero step in
20995 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
20996 dependence instances from either loop or basic block vectorization
20998 (vect_analyze_data_refs): Update comment. Call
20999 compute_data_dependences_for_bb to analyze basic blocks.
21000 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
21001 case of loop vectorization. In case of basic block vectorization use
21002 data-ref itself as a base.
21003 (vect_create_data_ref_ptr): In case of basic block vectorization:
21004 don't advance the pointer, add new statements before the current
21005 statement. Adjust function calls.
21006 (vect_supportable_dr_alignment): Support only aligned accesses in
21007 basic block vectorization.
21008 * common.opt (ftree-slp-vectorize): New flag.
21009 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
21010 (vect_pattern_recog_1): Likewise.
21011 * tree-vect-stmts.c (process_use): Likewise.
21012 (vect_init_vector): Add new statements in the beginning of the basic
21013 block in case of basic block SLP.
21014 (vect_get_vec_def_for_operand): Adjust function calls.
21015 (vect_finish_stmt_generation): Likewise.
21016 (vectorizable_call): Add assert that it is loop vectorization, adjust
21018 (vectorizable_conversion, vectorizable_assignment): Likewise.
21019 (vectorizable_operation): In case of basic block SLP, take
21020 vectorization factor from statement's type and skip the relevance
21021 check. Adjust function calls.
21022 (vectorizable_type_demotion): Add assert that it is loop
21023 vectorization, adjust function calls.
21024 (vectorizable_type_promotion): Likewise.
21025 (vectorizable_store): Check for outer loop only in case of loop
21026 vectorization. Adjust function calls. For basic blocks, skip the
21027 relevance check and don't advance pointers.
21028 (vectorizable_load): Likewise.
21029 (vectorizable_condition): Add assert that it is loop vectorization,
21030 adjust function calls.
21031 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
21032 that it is not reduction, get vector type, call only supported
21033 functions, skip loop specific parts.
21034 (vect_transform_stmt): Check for outer loop only in case of loop
21036 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
21037 (vect_is_simple_use): Fix comment, add new argument, fix conditions
21038 for external definition.
21039 * passes.c (pass_slp_vectorize): New pass.
21040 * tree-vect-slp.c (find_bb_location): New function.
21041 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
21042 check for patterns only in loops.
21043 (vect_build_slp_tree): Add argument, adjust function calls, fail in
21044 case of multiple types in basic block SLP.
21045 (vect_mark_slp_stmts_relevant): New function.
21046 (vect_supported_load_permutation_p): Fix comment.
21047 (vect_analyze_slp_instance): Add argument. In case of basic block
21048 SLP, take vectorization factor from statement's type, check that
21049 unrolling factor is 1. Adjust function call. Save SLP instance in
21050 either loop or basic block vectorization structure. Return FALSE,
21052 (vect_analyze_slp): Add argument. Get strided stores groups from
21053 either loop or basic block vectorization structure. Return FALSE
21054 if basic block SLP failed.
21055 (new_bb_vec_info): New function.
21056 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
21057 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
21058 (vect_schedule_slp): Add argument. Get SLP instances from either
21059 loop or basic block vectorization structure. Set vectorization factor
21060 to be 1 for basic block SLP.
21061 (vect_slp_transform_bb): New function.
21062 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
21064 2009-05-23 Mark Mitchell <mark@codesourcery.com>
21066 * final.c (shorten_branches): Do not align labels for jump tables.
21067 (final_scan_insn): Use JUMP_TABLE_DATA_P.
21069 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
21071 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
21072 Remove outdated reference to flow.c and fix nits.
21073 * doc/gccint.texi: Tweak RTL description.
21074 * doc/rtl.texi: Likewise.
21076 2009-05-23 Denis Chertykov <chertykov@gmail.com>
21078 * config/avr/avr.c: Change my email address.
21079 * config/avr/avr.h: Likewise.
21080 * config/avr/avr.md: Likewise.
21081 * config/avr/avr-protos.h: Likewise.
21082 * config/avr/libgcc.S: Likewise.
21084 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
21086 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
21087 (spu_split_load, spu_split_store): Change return type to int.
21088 (spu_split_convert): Declare.
21089 * config/spu/predicates.md (spu_mem_operand): Remove.
21090 (spu_mov_operand): Update.
21091 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
21092 * config/spu/spu.c (regno_aligned_for_load): Remove.
21093 (reg_aligned_for_addr, spu_expand_load): Define.
21094 (spu_expand_extv): Reimplement and handle MEM.
21095 (spu_expand_insv): Handle MEM.
21096 (spu_sched_reorder): Handle insn's with length 0.
21097 (spu_legitimate_address_p): Reimplement.
21098 (store_with_one_insn_p): Return TRUE for any mode with size
21099 larger than 16 bytes.
21100 (address_needs_split): Define.
21101 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
21103 (spu_convert_move): Define.
21104 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
21105 (spu_split_store): Change all MEM's to TImode.
21106 (spu_init_expanders): Preallocate registers that correspond to
21107 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
21109 (spu_split_convert): Define.
21110 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
21111 (_move<mode>, _movdi, _movti): Update predicate and condition.
21112 (load, store): Change to define_split.
21113 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
21115 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
21116 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
21117 define_insn_and_split of lshr<mode>3.
21118 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
21119 (<v>ashr<mode>3_imm): Define.
21120 (extv, extzv, insv): Allow MEM operands.
21121 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
21122 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
21123 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
21124 (_spu_convert2): Change to define_insn_and_split and remove the
21125 corresponding define_peephole2.
21126 (stack_protect_set, stack_protect_test, stack_protect_test_si):
21127 Change predicates to memory_operand.
21129 2009-05-22 Mark Mitchell <mark@codesourcery.com>
21131 * config/arm/thumb2.md: Add 16-bit multiply instructions.
21133 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
21135 PR tree-optimization/40219
21136 * tree.c (iterative_hash_expr): Make sure the builtin function is
21137 a normal builtin function and not a front end or back end builtin
21138 before indexing into the built_in_decls array.
21140 2009-05-22 Richard Guenther <rguenther@suse.de>
21142 PR middle-end/38964
21143 * alias.c (write_dependence_p): Do not use TBAA for answering
21144 anti-dependence or output-dependence.
21145 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
21146 (emit_pointer_definition): Remove.
21147 (emit_alias_warning): Likewise.
21148 (find_what_var_points_to): Remove TBAA pruning code.
21149 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
21151 (compute_points_to_sets): Remove code computing the set of
21152 dereferenced pointers.
21153 * tree-data-ref.c (dr_may_alias_p): Properly use the split
21154 oracle for querying anti and output dependencies.
21155 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
21156 if TBAA may be applied.
21157 (refs_anti_dependent_p): New function.
21158 (refs_output_dependent_p): Likewise.
21159 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
21160 (refs_output_dependent_p): Likewise.
21161 * doc/tree-ssa.texi (Memory model): New section.
21162 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
21163 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
21164 * cfgexpand.c (expand_gimple_basic_block): Do not handle
21165 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
21166 * expr.c (expand_expr_real_1): Likewise.
21167 * gimple-low.c (lower_stmt): Likewise.
21168 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
21169 (dump_gimple_cdt): Remove.
21170 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
21171 (gimple_size): Likewise.
21172 (walk_gimple_op): Likewise.
21173 (is_gimple_stmt): Likewise.
21174 (walk_stmt_load_store_addr_ops): Likewise.
21175 (gimple_build_cdt): Remove.
21176 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
21177 * gimple.h (gimple_cdt_new_type): Remove.
21178 (gimple_cdt_new_type_ptr): Likewise.
21179 (gimple_cdt_set_new_type): Likewise.
21180 (gimple_cdt_location): Likewise.
21181 (gimple_cdt_location_ptr): Likewise.
21182 (gimple_cdt_set_location): Likewise.
21183 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
21184 * tree-cfg.c (remove_useless_stmts_1): Do not handle
21185 GIMPLE_CHANGE_DYNAMIC_TYPE.
21186 (verify_types_in_gimple_stmt): Likewise.
21187 * tree-inline.c (estimate_num_insns): Likewise.
21188 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
21189 (copy_decl_to_var): Likewise.
21190 (copy_result_decl_to_var): Likewise.
21191 * tree-pretty-print.c (dump_generic_node): Do not handle
21192 CHANGE_DYNAMIC_TYPE_EXPR.
21193 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
21194 * tree-ssa-operands.c (get_expr_operands): Likewise.
21195 * tree-ssa-structalias.c (struct variable_info): Remove
21196 no_tbaa_pruning member.
21197 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
21198 (unify_nodes): Do not copy it.
21199 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
21200 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
21201 (set_uids_in_ptset): Do not check it.
21202 (find_what_var_points_to): Likewise.
21203 (compute_tbaa_pruning): Remove.
21204 (compute_points_to_sets): Do not call it.
21205 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
21206 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
21207 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
21208 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
21209 (DECL_NO_TBAA_P): Likewise.
21210 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
21211 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
21212 (expand_omp_atomic_pipeline): Do not set it.
21213 * print-tree.c (print_node): Do not dump it.
21214 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
21217 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
21220 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
21223 2009-05-22 Mark Mitchell <mark@codesourcery.com>
21225 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
21228 2009-05-22 Ben Elliston <bje@au.ibm.com>
21230 * Makefile.in (bversion.h, s-bversion): New targets.
21231 (TOPLEV_H): Add bversion.h.
21232 * toplev.h: Include "bversion.h".
21233 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
21234 the __format__ attribute only if compiling with the same version
21235 of GCC as the sources (the "build version").
21237 2009-05-22 Ben Elliston <bje@au.ibm.com>
21239 * c-format.c (handle_format_attribute): Fix comment typo.
21241 2009-05-21 Steve Ellcey <sje@cup.hp.com>
21244 * config/ia64/ia64.opt (mfused-madd): New.
21245 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
21246 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
21247 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
21248 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
21249 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
21250 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
21251 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
21252 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
21253 instruction if !TARGET_FUSED_MADD.
21254 (fpma, fpms): Remove colon from name.
21256 2009-05-22 Richard Guenther <rguenther@suse.de>
21258 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
21259 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
21260 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
21262 (create_expression_by_pieces): Only convert if necessary.
21263 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
21264 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
21266 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
21268 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
21269 regular pattern from a template and rename it ...
21270 (*extzv_truncsi_exts): ... to this.
21272 2009-05-21 Richard Guenther <rguenther@suse.de>
21274 * cgraph.h (struct cgraph_node): Remove inline_decl member.
21275 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
21276 (cgraph_default_inline_p): Likewise.
21277 (cgraph_decide_inlining_incrementally): Likewise.
21279 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
21280 Uros Bizjak <ubizjak@gmail.com>
21282 * config/i386/cpuid.h (bit_MOVBE): New.
21284 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
21286 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
21287 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
21288 (ix86_handle_option): Handle OPT_mmovbe.
21289 (ix86_target_string): Add -mmovbe.
21290 (pta_flags): Add PTA_MOVBE.
21291 (processor_alias_table): Add PTA_MOVBE to "atom".
21292 (override_options): Handle PTA_MOVBE.
21294 * config/i386/i386.h (TARGET_MOVBE): New.
21296 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
21297 (*bswapsi_movbe): New.
21298 (*bswapdi_movbe): Likewise.
21299 (bswapdi2): Renamed to ...
21300 (*bswapdi_1): This.
21301 (bswapdi2): New expander.
21303 * config/i386/i386.opt (mmovbe): New.
21305 * doc/invoke.texi: Document -mmovbe.
21307 2009-05-21 Taras Glek <tglek@mozilla.com>
21309 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
21310 * gcc-plugin.h (plugin_init): Updated signature.
21311 * gcc-plugin.h (plugin_name_args): Moved to this header.
21312 * doc/plugins.texi (plugin_init): Updated documention to reflect
21314 * doc/plugins.texi (plugin_name_args): Added to documention.
21316 2009-05-21 Mark Mitchell <mark@codesourcery.com>
21318 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
21319 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
21321 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
21323 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
21324 JUMP_TABLE_DATA_P predicates where applicable.
21325 * config/i386/predicates.md: Ditto.
21326 * config/i386/sse.md: Ditto.
21328 2009-05-21 Jakub Jelinek <jakub@redhat.com>
21330 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
21331 operand2 -128 override length_immediate attribute to 1.
21332 * config/i386/predicates.md (constm128_operand): New predicate.
21334 * config/i386/i386.c (memory_address_length): Handle %r12
21335 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
21337 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
21338 mode look through optional ZERO_EXTEND and SUBREG.
21339 * config/i386/i386.md (R12_REG): New define_constant.
21340 (prefix_data16): For sse unit set also for MODE_TI insns.
21341 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
21342 insns set if operand 1 is ext_QIreg_operand.
21343 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
21344 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
21346 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
21347 mode from MODE_DI to MODE_SI.
21348 (movdi_1_rex64): Override modrm and length_immediate attributes
21349 only for movabs (TYPE_IMOV, alternative 2).
21350 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
21351 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
21352 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
21353 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
21354 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
21355 prefix_rex attribute if DImode.
21356 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
21357 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
21358 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
21359 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
21360 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
21361 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
21362 Likewise. For TYPE_IMOV clear length_immediate attribute.
21363 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
21364 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
21365 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
21366 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
21367 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
21368 or one operand TYPE_ISHIFT.
21369 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
21370 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
21371 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
21372 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
21373 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
21374 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
21375 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
21376 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
21377 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
21378 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
21379 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
21380 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
21381 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
21382 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
21383 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
21384 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
21385 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
21386 set mode attribute, don't override length attribute.
21387 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
21389 (return_internal_long): Set length attribute to 2 instead of 1.
21390 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
21391 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
21392 prefix_rex attribute.
21393 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
21395 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
21397 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21399 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
21401 2009-05-20 Ian Lance Taylor <iant@google.com>
21403 * tree.c (build_tree_list_vec_stat): New function.
21404 (ctor_to_vec): New function.
21405 (build_nt_call_vec): New function.
21406 (build_call_array): Change args to be a const pointer.
21407 (build_call_vec): New function.
21408 * tree.h (build_nt_call_vec): Declare.
21409 (build_tree_list_vec_stat): Declare.
21410 (build_tree_list_vec): Define.
21411 (build_call_array): Update declaration.
21412 (build_call_vec): Declare.
21413 (ctor_to_vec): Declare.
21414 * c-common.c (tree_vector_cache): New static variable.
21415 (make_tree_vector): New function.
21416 (release_tree_vector): New function.
21417 (make_tree_vector_single): New function.
21418 (make_tree_vector_copy): New function.
21419 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
21420 (make_tree_vector_single, make_tree_vector_copy): Declare.
21421 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
21422 (c_parser_expr_list): Don't manage cache here, instead call
21424 (c_parser_release_expr_list): Remove static function.
21425 (c_parser_vec_to_tree_list): Remove static function.
21426 (c_parser_attributes): Call build_tree_list_vec instead of
21427 c_parser_vec_to_tree_list. Call release_tree_vector instead of
21428 c_parser_release_expr_list.
21429 (c_parser_postfix_expression_after_primary): Likewise.
21430 (c_parser_objc_keywordexpr): Likewise.
21432 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
21434 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
21435 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
21436 TARGET_CONVERT_TO_TYPE.
21437 * hooks.c (hook_tree_const_tree_null): Define.
21438 * hooks.h (hook_tree_const_tree_null): Declare.
21439 * target.h (struct gcc_target): Add invalid_parameter_type,
21440 invalid_return_type, promoted_type, and convert_to_type fields.
21441 * target-def.h (TARGET_INVALID_PARAMETER_TYPE): Define.
21442 (TARGET_INVALID_RETURN_TYPE): Define.
21443 (TARGET_PROMOTED_TYPE): Define.
21444 (TARGET_CONVERT_TO_TYPE): Define.
21445 (TARGET_INITIALIZER): Update for new fields.
21446 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
21447 (grokparms): Check targetm.invalid_parameter_type.
21448 * c-typeck.c (default_conversion): Check targetm.promoted_type.
21449 * c-convert.c (convert): Check targetm.convert_to_type.
21451 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
21453 * config/mips/mips.md (*extenddi_truncate<mode>,
21454 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
21456 (*extendhi_truncateqi): New define_insn_and_sptit.
21458 2009-05-20 Jakub Jelinek <jakub@redhat.com>
21460 PR middle-end/40204
21461 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
21462 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
21464 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
21466 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
21467 the operand of VIEW_CONVERT_EXPR.
21469 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
21471 * config/i386/driver-i386.c (host_detect_local_cpu): Check
21472 extended family and model for Intel processors. Support Intel Atom.
21474 2009-05-20 Olivier Hainque <hainque@adacore.com>
21476 * gstab.h (stab_code_type): Define, to be used instead of the
21477 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
21479 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
21480 occurrences by stab_code_type.
21481 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
21483 2009-05-20 Martin Jambor <mjambor@suse.cz>
21485 * tree-flow.h (insert_edge_copies_seq): Undeclare.
21486 (sra_insert_before): Likewise.
21487 (sra_insert_after): Likewise.
21488 (sra_init_cache): Likewise.
21489 (sra_type_can_be_decomposed_p): Likewise.
21490 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
21491 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
21492 (sra_insert_before): Likewise.
21493 (sra_insert_after): Likewise.
21494 (sra_init_cache): Likewise.
21495 (insert_edge_copies_seq): Made static and moved upwards.
21497 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
21500 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
21502 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
21503 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
21506 2009-05-20 Richard Guenther <rguenther@suse.de>
21508 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
21509 with mismatched comparison modes.
21511 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21513 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
21514 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
21515 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
21516 with shifts for Thumb2.
21517 (orsi_notsi): New for orn.
21518 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
21519 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
21520 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
21521 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
21522 Don't invert remainder for IOR.
21524 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
21526 PR tree-optimization/40087
21527 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
21528 number_of_iterations_ne): Rename never_infinite argument.
21529 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
21530 number_of_iterations_le): Handle pointer-type ivs when
21531 exit_must_be_taken is false.
21532 (number_of_iterations_cond): Do not always assume that
21533 exit_must_be_taken if the control variable is a pointer.
21535 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
21537 * c-typeck.c (build_binary_op): Allow % on integal vectors.
21538 * doc/extend.texi (Vector Extension): Document that % is allowed too.
21540 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
21542 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
21543 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
21545 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
21548 * c.opt (Wlogical-op): Disabled by default.
21549 * c-opt (c_common_post_options): Do not enable Wlogical-op with
21551 * doc/invoke.texi (Wlogical-op): Likewise.
21553 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
21555 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
21557 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
21558 Propagate the type of the first operand.
21559 <ASSERT_EXPR>: Simplify.
21560 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
21561 Rewrite using the RHS code as discriminant.
21562 <NOP_EXPR>: Turn into CASE_CONVERT.
21563 <PLUS_EXPR>: Propagate the type of the first operand.
21565 2009-05-19 Steve Ellcey <sje@cup.hp.com>
21567 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
21568 (ia64_dconst_0_375): New.
21569 * config/ia64/ia64.c (ia64_override_options): Remove
21570 -minline-sqrt-min-latency warning.
21571 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
21572 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
21573 * config/ia64/ia64.md (*sqrt_approx): Remove.
21574 (sqrtsf2): Remove #if 0.
21575 (sqrtsf2_internal_thr): Rewrite and move to div.md.
21576 (sqrtdf): Remove assert.
21577 (sqrtdf2_internal_thr): Rewrite and move to div.md.
21578 (sqrtxf2): Remove #if 0.
21579 (sqrtxf2_internal_thr): Rewrite and move to div.md.
21580 * div.md (sqrt_approx_rf): New.
21581 (sqrtsf2_internal_thr): New implementation.
21582 (sqrtsf2_internal_lat): New.
21583 (sqrtdf2_internal_thr: New implementation.
21584 (sqrtxf2_internal): New implementation.
21586 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
21587 Hans-Peter Nilsson <hp@axis.com>
21589 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
21590 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
21591 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
21592 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
21593 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
21594 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
21595 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
21596 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
21597 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
21598 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
21599 * c-common.c: ...from here.
21601 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
21603 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
21605 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21607 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
21609 2009-05-19 Ben Elliston <bje@au.ibm.com>
21611 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
21612 assignments with memcpy calls.
21613 (add_fdes): Likewise.
21614 (binary_search_unencoded_fdes): Likewise.
21615 (linear_search_fdes): Eliminate type puns.
21617 2009-05-19 Richard Guenther <rguenther@suse.de>
21619 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
21620 not falsely claim to have propagated into all uses.
21622 2009-05-19 Ben Elliston <bje@au.ibm.com>
21624 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
21627 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
21629 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
21630 * config/sh/sh.c (sh_legitimate_address_p): Make static.
21631 (TARGET_LEGITIMATE_ADDRESS_P): New.
21632 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21633 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
21635 2009-05-18 Dodji Seketeli <dodji@redhat.com>
21638 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
21639 child of the containing namespace's DIE.
21641 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
21643 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
21644 *zero_extendhi_truncqi): Move after the zero_extend patterns.
21645 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
21648 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
21651 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
21652 gen_align with gen_pad.
21653 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
21654 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
21656 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
21657 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
21659 * config/i386/i386.md (align): Renamed to ...
21660 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
21661 ASM_OUTPUT_MAX_SKIP_PAD.
21663 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
21665 * config.gcc: Fix variable syntax.
21668 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
21669 before calling exact_log2.
21670 (output_iorsi3): Likewise.
21671 (output_xorsi3): Likewise.
21673 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
21675 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
21676 for the none zero constant operand except for EQ and NE
21677 comprisons even when the first operand is R0.
21679 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
21681 * config/s390/2064.md: Remove trailing whitespaces.
21682 * config/s390/2084.md: Likewise.
21683 * config/s390/constraints.md: Likewise.
21684 * config/s390/fixdfdi.h: Likewise.
21685 * config/s390/libgcc-glibc.ver: Likewise.
21686 * config/s390/s390-modes.def: Likewise.
21687 * config/s390/s390-protos.h: Likewise.
21688 * config/s390/s390.c: Likewise.
21689 * config/s390/s390.h: Likewise.
21690 * config/s390/s390.md: Likewise.
21691 * config/s390/tpf-unwind.h: Likewise.
21693 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
21695 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
21697 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
21700 * configure.ac (m68k-*-*): Check if binutils support TLS.
21701 * configure: Regenerate.
21702 * config/m68k/predicates.md (symbolic_operand): Extend comment.
21703 * config/m68k/constraints.md (Cu): New constraint.
21704 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
21705 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
21706 (movsi): Handle TLS symbols.
21707 (addsi3_5200): Handle XTLS symbols, indent.
21708 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
21709 (m68k_tls_reference_p): Declare.
21710 (m68k_legitimize_address): Declare.
21711 (m68k_unwrap_symbol): Declare.
21712 * config/m68k/m68k.opt (mxtls): New option.
21713 * config/m68k/m68k.c (ggc.h): Include.
21714 (m68k_output_dwarf_dtprel): Implement hook.
21715 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
21716 (m68k_expand_prologue): Load GOT pointer when function needs it.
21717 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
21718 (m68k_legitimate_constant_address_p): Same.
21719 (m68k_decompose_address): Handle TLS references.
21720 (m68k_get_gp): New static function.
21721 (enum m68k_reloc): New contants.
21722 (TLS_RELOC_P): New macro.
21723 (m68k_wrap_symbol): New static function.
21724 (m68k_unwrap_symbol): New function.
21725 (m68k_final_prescan_insn_1): New static function.
21726 (m68k_final_prescan_insn): New function.
21727 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
21729 (legitimize_pic_address): Handle TLS references..
21730 (m68k_tls_get_addr, m68k_get_tls_get_addr)
21731 (m68k_libcall_value_in_a0_p)
21732 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
21733 (m68k_call_m68k_read_tp): Helper variables and functions for ...
21734 (m68k_legitimize_tls_address): Handle TLS references.
21735 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
21737 (m68k_legitimize_address): Handle TLS symbols.
21738 (m68k_get_reloc_decoration): New static function.
21739 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
21741 (m68k_output_dwarf_dtprel): Implement hook.
21742 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
21743 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
21744 m68k_call_* routines.
21745 (sched_attr_op_type): Handle TLS symbols.
21746 (gt-m68k.h): Include.
21747 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
21748 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
21750 2009-05-18 Martin Jambor <mjambor@suse.cz>
21752 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
21753 (visit_store_addr_for_mod_analysis): New function.
21754 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
21755 (determine_cst_member_ptr): Use gimple_assign_single_p.
21756 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
21757 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
21758 operands. Don't check number of operands of a NOP_EXPR.
21760 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
21762 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
21764 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
21767 * c-common.c (warn_logical_operator): Don't warn if one of
21768 expression isn't always true or false.
21770 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
21772 * config/i386/biarch32.h: New file.
21773 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
21775 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
21777 * config/mips/mips.md (*zero_extend<mode>_trunchi,
21778 *zero_extend<mode>_truncqi): Merge these into ...
21779 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
21780 Name the pattern following this as *zero_extendhi_truncqi.
21782 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
21784 PR middle-end/39301
21785 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
21786 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
21787 (output_info): Make field HOST_WIDEST_INT.
21788 (print_statistics): Use HOST_WIDEST_INT_PRINT.
21789 (dump_bitmat_statistics): Same.
21791 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
21793 * config.gcc (use_gcc_stdint): Set to wrap.
21794 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
21795 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
21796 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
21797 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
21798 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
21799 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
21800 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
21801 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
21803 2009-05-16 Joseph Myers <joseph@codesourcery.com>
21805 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
21807 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
21808 Move definitions earlier.
21809 (OPT_ARCH64, OPT_ARCH32): Define.
21810 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
21813 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
21816 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
21819 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
21821 * arm.md (movdi2): Copy non-reg values to DImode registers.
21823 2009-05-16 Jakub Jelinek <jakub@redhat.com>
21826 * final.c (label_to_max_skip): New function.
21827 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
21828 CODE_LABEL_NUMBER <= max_labelno.
21829 * output.h (label_to_max_skip): New prototype.
21830 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
21831 (ix86_avoid_jump_mispredicts): ... this. Don't define if
21832 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
21833 Handle CODE_LABELs with >= 16 byte alignment or with
21834 max_skip == (1 << align) - 1.
21835 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
21836 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
21839 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
21840 .p2align 3 if MAX_SKIP is smaller than 7.
21841 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
21843 2009-05-15 Ian Lance Taylor <iant@google.com>
21845 * alias.c (struct alias_set_entry_d): Rename from struct
21846 alias_set_entry. Change all uses.
21847 * except.c (struct call_site_record_d): Rename from struct
21848 call_site_record. Change all uses.
21849 * except.h (struct eh_region_d): Rename from struct eh_region.
21851 * gcse.c (struct hash_table_d): Rename from struct hash_table.
21853 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
21854 ivtype_map_elt. Change all uses.
21855 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
21857 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
21858 * graphite.h (struct name_tree_d): Rename from struct name_tree.
21860 (struct sese_d): Rename from struct sese. Change all uses.
21861 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
21862 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
21863 * optabs.h (struct optab_d): Rename from struct optab. Change all
21865 (struct convert_optab_d): Rename from struct convert_optab.
21867 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
21868 ipa_opt_pass. Change all uses.
21869 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
21872 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
21873 defined as a typedef.
21874 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
21877 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
21880 * fold-const.c (make_range,build_range_check,merge_ranges): Move
21882 (merge_ranges): Returns bool.
21883 * tree.h (make_range): .. to here.
21884 (build_range_check): Likewise.
21885 (merge_ranges): Likewise. Renamed from merge_ranges.
21886 * c-typeck.c (parser_build_binary_op): Update calls to
21887 warn_logical_operator.
21888 * c-common.c (warn_logical_operator): Add new warning.
21889 * c-common.h (warn_logical_operator): Update declaration.
21891 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
21893 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
21895 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21897 * doc/install.texi: Document MPC requirements, flags etc.
21899 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
21900 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
21901 Evaluate constant arguments.
21902 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
21903 (fold_builtin_1): Likewise, also evaluate constant arguments.
21904 Remove superfluous break.
21905 (do_mpc_ckconv): New.
21906 * real.h: Include mpc.h.
21907 * toplev.c (print_version): Output MPC version info if available.
21909 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
21911 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
21913 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
21915 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
21918 2009-05-15 Jan Hubicka <jh@suse.cz>
21920 * doc/invoke.texi (max-early-inliner-iterations): New flag.
21921 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
21922 (try_inline): Fix return value.
21923 (cgraph_decide_inlining_incrementally): Honor new value.
21924 (cgraph_early_inlining): Handle indirect inlining.
21925 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
21927 2009-05-15 Jan Hubicka <jh@suse.cz>
21929 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
21930 * cgraphunit.c (cgraph_finalize_function): Set it.
21931 (cgraph_expand_function): Use it.
21933 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
21935 * real.c (encode_ieee_half): Define.
21936 (decode_ieee_half): Define.
21937 (ieee_half_format): Define.
21938 (arm_half_format): Define.
21939 * real.h (ieee_half_format): Declare.
21940 (arm_half_format): Declare.
21942 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
21944 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
21945 swapped, and reversed optabs exist before trying to use them.
21947 2009-05-15 Paul Brook <paul@codesourcery.com>
21948 Sandra Loosemore <sandra@codesourcery.com>
21950 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
21951 loads. Allow PRE_DEC.
21952 (output_move_neon): Handle PRE_DEC.
21953 (arm_print_operand): Add 'A' for neon structure loads.
21954 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
21955 * config/arm/neon.md (neon_mov): Update comment.
21956 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
21958 (Um): New constraint.
21960 2009-05-15 Jan Hubicka <jh@suse.cz>
21962 Revert the following patch until testsuite fallout is fixed:
21963 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
21964 * cgraph.h (struct inline_summary): New filed self_wize,
21965 size_inlining_benefit, self_time and time_inlining_benefit.
21966 (struct cgraph_global_info): Replace insns by time ans size fields.
21967 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
21968 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
21969 (ipcp_update_callgraph): Do not touch function bodies.
21970 * ipa-inline.c: Include except.h
21971 (MAX_TIME): New constant.
21972 (overall_insns): Remove
21973 (overall_size, max_benefit): New static variables.
21974 (cgraph_estimate_time_after_inlining): New function.
21975 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
21976 (cgraph_clone_inlined_nodes): Update size.
21977 (cgraph_mark_inline_edge): Update size.
21978 (cgraph_estimate_growth): Use size info.
21979 (cgraph_check_inline_limits): Check size.
21980 (cgraph_default_inline_p): Likewise.
21981 (cgraph_edge_badness): Compute badness based on benefit and size cost.
21982 (cgraph_decide_recursive_inlining): Check size.
21983 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
21985 (cgraph_decide_inlining): Likewise.
21986 (cgraph_decide_inlining_incrementally): Likewise; honor
21987 PARAM_EARLY_INLINING_INSNS.
21988 (likely_eliminated_by_inlining_p): New predicate.
21989 (estimate_function_body_sizes): New function.
21990 (compute_inline_parameters): Use it.
21991 * except.c (must_not_throw_labels): New function.
21992 * except.h (must_not_throw_labels): Declare.
21993 * tree-inline.c (init_inline_once): Kill inlining_weigths
21994 * tree-ssa-structalias.c: Avoid uninitialized warning.
21995 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
21996 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
21997 (PARAM_INLINE_CALL_COST): Remove.
21998 (PARAM_EARLY_INLINING_INSNS): New.
22000 2009-05-15 Richard Guenther <rguenther@suse.de>
22002 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
22003 not TODO_update_ssa.
22005 2009-05-15 Richard Guenther <rguenther@suse.de>
22007 PR tree-optimization/39999
22008 * gimple.h (gimple_expr_type): Use the expression type looking
22009 through useless conversions.
22010 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
22011 (vn_nary_op_insert_stmt): Likewise.
22012 (simplify_binary_expression): Likewise.
22014 2009-05-15 Richard Guenther <rguenther@suse.de>
22016 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
22017 New options, enabled by default.
22018 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
22020 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
22021 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
22022 * tree-ssa-structalias.c (gate_tree_pta): New function.
22023 (pass_build_alias): Use it.
22025 2009-05-15 Joseph Myers <joseph@codesourcery.com>
22027 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
22028 recurse on an invariant address if a conversion from a pointer
22029 type to a wider integer type is involved.
22031 2009-05-15 Jan Hubicka <jh@suse.cz>
22033 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
22034 * cgraph.h (struct inline_summary): New filed self_wize,
22035 size_inlining_benefit, self_time and time_inlining_benefit.
22036 (struct cgraph_global_info): Replace insns by time ans size fields.
22037 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
22038 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
22039 (ipcp_update_callgraph): Do not touch function bodies.
22040 * ipa-inline.c: Include except.h
22041 (MAX_TIME): New constant.
22042 (overall_insns): Remove
22043 (overall_size, max_benefit): New static variables.
22044 (cgraph_estimate_time_after_inlining): New function.
22045 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
22046 (cgraph_clone_inlined_nodes): Update size.
22047 (cgraph_mark_inline_edge): Update size.
22048 (cgraph_estimate_growth): Use size info.
22049 (cgraph_check_inline_limits): Check size.
22050 (cgraph_default_inline_p): Likewise.
22051 (cgraph_edge_badness): Compute badness based on benefit and size cost.
22052 (cgraph_decide_recursive_inlining): Check size.
22053 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
22055 (cgraph_decide_inlining): Likewise.
22056 (cgraph_decide_inlining_incrementally): Likewise; honor
22057 PARAM_EARLY_INLINING_INSNS.
22058 (likely_eliminated_by_inlining_p): New predicate.
22059 (estimate_function_body_sizes): New function.
22060 (compute_inline_parameters): Use it.
22061 * except.c (must_not_throw_labels): New function.
22062 * except.h (must_not_throw_labels): Declare.
22063 * tree-inline.c (init_inline_once): Kill inlining_weigths
22064 * tree-ssa-structalias.c: Avoid uninitialized warning.
22065 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
22066 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
22067 (PARAM_INLINE_CALL_COST): Remove.
22068 (PARAM_EARLY_INLINING_INSNS): New.
22069 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
22070 (inline-call-cost): Remove.
22071 (early-inlining-insns): New.
22073 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
22075 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
22077 (print_int_cst_bounds_in_octal_p): Likewise.
22078 (dbxout_type): Adjust calls to above functions. Be prepared to deal
22080 * dwarf2out.c (base_type_die): Likewise.
22081 (is_subrange_type): Delete.
22082 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
22083 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
22084 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
22085 if the destination type is boolean.
22086 (build_range_check): Do not special-case subtypes.
22087 (fold_sign_changed_comparison): Likewise.
22088 (fold_unary): Likewise.
22089 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
22090 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
22091 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
22092 * tree.c (subrange_type_for_debug_p): New predicate based on the
22093 former is_subrange_type.
22094 * tree.h (subrange_type_for_debug_p): Declare.
22095 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
22096 (convert_affine_scev): Remove call to above function.
22097 (chrec_convert_aggressive): Likewise.
22098 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
22099 false for conversions involving subtypes.
22100 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
22101 (vrp_val_min): Likewise.
22102 (needs_overflow_infinity): Likewise.
22103 (extract_range_from_unary_expr): Likewise.
22105 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
22107 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
22108 * config/frv/frv.c: Likewise.
22109 * config/s390/s390.c: Likewise.
22110 * config/sparc/sparc.h: Likewise.
22111 * config/i386/i386.h: Likewise.
22112 * config/i386/i386.c: Likewise.
22113 * config/crx/crx.c: Likewise.
22114 * config/m68hc11/m68hc11.h: Likewise.
22115 * config/iq2000/iq2000.c: Likewise.
22116 * config/mn10300/mn10300.h: Likewise.
22117 * config/mn10300/mn10300.c: Likewise.
22118 * config/m68k/m68k.c: Likewise.
22119 * config/rs6000/rs6000.c: Likewise.
22120 * config/rs6000/xcoff.h: Likewise.
22121 * config/rs6000/linux64.h: Likewise.
22122 * config/rs6000/sysv4.h: Likewise.
22123 * config/score/score3.c: Likewise.
22124 * config/score/score7.c: Likewise.
22125 * config/score/score.c: Likewise.
22126 * config/arm/arm.md: Likewise.
22127 * config/mips/mips.c: Likewise.
22128 * config/mips/mips.md: Likewise.
22129 * config/bfin/bfin.h: Likewise.
22130 * config/pa/pa.c: Likewise.
22131 * config/pa/constraints.md: Likewise.
22133 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
22134 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
22135 * config/pdp11/pdp11.h: Use memory_address_p instead.
22137 2009-05-14 Ian Lance Taylor <iant@google.com>
22139 * passes.c (finish_optimization_passes): Change i to int.
22140 * plugin.c (plugins_active_p): Change event to int.
22141 (dump_active_plugins): Likewise.
22142 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
22144 * tree.c (tree_range_check_failed): Change c to unsigned int.
22145 (omp_clause_range_check_failed): Likewise.
22146 (build_common_builtin_nodes): Change mode to int. Add cast.
22147 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
22148 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
22150 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
22151 ++ or -- with a variable of enum type.
22153 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
22156 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
22158 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
22160 * store-motion.c: Do not include params.h
22161 * Makefile.in: Fix dependencies for various files.
22163 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
22165 * auto-inc-dec.c: Fix pass description, remove apparent
22166 accidental duplication.
22168 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
22170 PR middle-end/40147
22171 * ipa-utils.h (memory_identifier_string): Moved to ...
22172 * tree.h (memory_identifier_string): Here. Add GTY(()).
22174 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
22176 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
22177 in the former documentation of...
22178 (GO_IF_LEGITIMATE_ADDRESS): ... this.
22179 * ira-conflicts.c (get_dup_num): Use address_operand.
22180 * targhooks.c (default_legitimate_address_p): New.
22181 * targhooks.h (default_legitimate_address_p): New.
22182 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
22184 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
22185 * target.h (struct target): Add legitimate_address_p.
22186 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
22187 (TARGET_INITIALIZER): Include it.
22189 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22190 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
22191 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
22192 (TARGET_LEGITIMATE_ADDRESS_P): New.
22194 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22195 (REG_OK_STRICT_P): Delete.
22196 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
22197 (frv_legitimate_address_p_1): ... this.
22198 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
22199 (frv_legitimate_address_p_1): ... the renamed old
22200 frv_legitimate_address_p.
22201 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
22202 (TARGET_LEGITIMATE_ADDRESS_P): New.
22204 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22205 * config/s390/s390-protos.h (legitimate_address_p): Remove.
22206 * config/s390/s390.c (legitimate_address_p): Rename to...
22207 (s390_legitimate_address_p): ... this, make static.
22208 (legitimize_address): Adjust call.
22209 (TARGET_LEGITIMATE_ADDRESS_P): New.
22210 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
22212 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22213 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
22214 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
22215 (TARGET_LEGITIMATE_ADDRESS_P): New.
22217 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22218 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
22219 * config/spu/spu.c (spu_legitimate_address): Rename to...
22220 (spu_legitimate_address_p): ... this, make static.
22221 (TARGET_LEGITIMATE_ADDRESS_P): New.
22223 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22224 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
22225 * config/sparc/sparc.c (legitimate_address_p): Rename to...
22226 (sparc_legitimate_address_p): ... this, make static and return bool.
22227 (legitimize_address): Adjust call.
22228 (TARGET_LEGITIMATE_ADDRESS_P): New.
22230 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22231 * config/i386/i386-protos.h (legitimate_address_p): Remove.
22232 * config/i386/i386.c (legitimate_address_p): Rename to...
22233 (ix86_legitimate_address_p): ... this, make static.
22234 (constant_address_p): Move after it, adjust call.
22235 (TARGET_LEGITIMATE_ADDRESS_P): New.
22237 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22238 * config/avr/avr-protos.h (legitimate_address_p): Remove.
22239 * config/avr/avr.c (legitimate_address_p): Rename to...
22240 (avr_legitimate_address_p): ... this, make static.
22241 (legitimize_address): Adjust call.
22242 (TARGET_LEGITIMATE_ADDRESS_P): New.
22244 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22245 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
22246 * config/crx/crx.c (crx_legitimate_address_p): Make static.
22247 (TARGET_LEGITIMATE_ADDRESS_P): New.
22249 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22250 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
22251 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
22252 (TARGET_LEGITIMATE_ADDRESS_P): New.
22254 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22255 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
22257 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
22259 (TARGET_LEGITIMATE_ADDRESS_P): New.
22261 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22262 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
22264 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
22266 (m68hc11_legitimate_address_p): ... this, make static.
22267 (go_if_legitimate_address_internal): Rename to...
22268 (m68hc11_legitimate_address_p_1): ... this.
22269 (legitimize_address): Adjust call.
22270 (TARGET_LEGITIMATE_ADDRESS_P): New.
22272 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22273 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
22274 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
22275 (TARGET_LEGITIMATE_ADDRESS_P): New.
22277 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22278 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
22279 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
22280 (mn10300_legitimate_address_p): ... this, make static.
22281 (TARGET_LEGITIMATE_ADDRESS_P): New.
22283 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22284 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
22285 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
22286 (TARGET_LEGITIMATE_ADDRESS_P): New.
22288 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22289 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
22290 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
22291 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22292 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
22293 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
22294 (rs6000_legitimate_address_p): ... this, make static.
22295 (TARGET_LEGITIMATE_ADDRESS_P): New.
22296 (REG_MODE_OK_FOR_BASE_P): Delete.
22297 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
22299 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22300 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
22302 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
22303 static, adjust types.
22304 (TARGET_LEGITIMATE_ADDRESS_P): New.
22306 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22307 * config/score/score.c (score_address_p): Rename to...
22308 (score_legitimate_address_p): ... this.
22309 (TARGET_LEGITIMATE_ADDRESS_P): New.
22310 * config/score/score3.c (score3_address_p): Rename to...
22311 (score3_legitimate_address_p): ... this.
22312 * config/score/score7.c (score7_address_p): Rename to...
22313 (score7_legitimate_address_p): ... this.
22315 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
22316 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
22317 GO_IF_LEGITIMATE_ADDRESS): Delete.
22318 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
22319 thumb2_legitimate_address_p): Delete.
22320 (arm_legitimate_address_p): Rename to...
22321 (arm_legitimate_address_outer_p): ... this.
22322 * config/arm/constraints.md ("Uq"): Adjust call.
22323 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
22324 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
22326 (arm_legitimate_address_outer_p): ... this.
22327 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
22329 (TARGET_LEGITIMATE_ADDRESS_P): New.
22331 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22332 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
22333 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
22334 (TARGET_LEGITIMATE_ADDRESS_P): New.
22336 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22337 * config/vax/vax-protos.h (legitimate_address_p): Remove.
22338 * config/vax/vax.c (legitimate_address_p): Rename to...
22339 (vax_legitimate_address_p): ... this, make static.
22340 (TARGET_LEGITIMATE_ADDRESS_P): New.
22342 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22343 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
22344 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
22345 (TARGET_LEGITIMATE_ADDRESS_P): New.
22347 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22348 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
22349 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
22350 (mmix_legitimate_address_p): ... this, make static.
22351 (TARGET_LEGITIMATE_ADDRESS_P): New.
22353 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22354 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
22355 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
22356 (TARGET_LEGITIMATE_ADDRESS_P): New.
22358 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
22360 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
22361 of MODE_COMPLEX_INT.
22363 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
22365 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
22366 LCT_NORMAL in function call.
22367 * mips-tdump.c (print_file_desc): Add cast to enum type.
22368 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
22369 (mark_stabs): Add casts to enum types.
22370 (parse_stabs_common): Add casts to enum types.
22372 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
22374 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
22375 Check for invalid values of LETTER.
22377 2009-05-13 Taras Glek <tglek@mozilla.com>
22379 * attribs.c (register_attribute): moved out attribute registration
22380 into register_attribute.
22381 * doc/plugins.texi: Documented register_attribute and
22383 * gcc-plugin.h: Added forward decl for register_attribute.
22384 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
22385 * plugin.c (register_callback, invoke_plugin_callbacks): Added
22386 PLUGIN_ATTRIBUTES boilerplate.
22388 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
22390 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
22391 values even in sentinel and empty entries.
22392 (ms_printf_flag_specs): Likewise.
22393 (ms_scanf_flag_specs): Likewise.
22394 (ms_strftime_flag_specs): Likewise.
22395 (ms_print_char_table): Likewise.
22396 (ms_scan_char_table): Likewise.
22397 (ms_time_char_table): Likewise.
22399 2009-05-13 Doug Kwan <dougkwan@google.com>
22401 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
22403 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
22405 * config/mips/mips.md (store): Add attributes for QI and HI.
22407 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
22408 (truncdi<mode>2): ... this new pattern.
22410 2009-05-13 Brad Hards <bradh@kde.org>
22412 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
22414 2009-05-14 Jakub Jelinek <jakub@redhat.com>
22415 Ben Elliston <bje@au.ibm.com>
22417 PR middle-end/40035
22418 * dse.c (check_mem_read_rtx): Guard against width == -1.
22420 2009-05-13 Michael Matz <matz@suse.de>
22422 PR middle-end/39976
22423 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
22424 (trivially_conflicts_p): New function.
22425 (insert_backedge_copies): Use it.
22427 2009-05-13 Janis Johnson <janis187@us.ibm.com>
22429 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
22430 (handle_stdc_pragma): Use new enum constant names.
22431 (handle_pragma_float_const_decimal64): Ditto.
22433 2009-05-13 Ian Lance Taylor <iant@google.com>
22435 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
22438 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
22440 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
22441 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
22443 * config/m68k/m68k.h (FL_UCLINUX): Define.
22445 2009-05-13 Jan Hubicka <jh@suse.cz>
22447 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
22449 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
22451 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
22452 unless -fschedule-insns is specified.
22454 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
22457 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
22458 TARGET_EXPAND_CBRANCHDI4.
22459 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
22460 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
22461 (cmpeqdi): Fix comment.
22463 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
22465 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
22466 (sh_legitimate_address_p): Likewise.
22467 * config/sh/sh.c (sh_legitimate_index_p): New.
22468 (sh_legitimate_address_p): Likewise.
22469 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
22470 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
22471 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
22472 (MAYBE_BASE_REGISTER_RTX_P): New macro.
22473 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
22474 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
22475 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
22476 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
22477 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
22479 2009-05-12 Jan Hubicka <jh@suse.cz>
22481 * tree-inline.c (estimate_operator_cost): Add operands;
22482 when division happens by constant, it is cheap.
22483 (estimate_num_insns): Loads and stores are not having cost of 0;
22484 EH magic stuff is cheap; when computing runtime cost of switch,
22485 use log2 base of amount of its cases; builtin_expect has cost of 0;
22486 compute cost for moving return value of call.
22487 (init_inline_once): Initialize time_based flags.
22488 * tree-inline.h (eni_weights_d): Add time_based flag.
22490 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
22492 * df-core.c: Update head documentation.
22494 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
22497 * rs6000.c (rs6000_generate_compare): Use op1b instead of
22498 shadowing exisiting variable op1.
22500 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
22503 * config/i386/driver-i386.c (processor_signatures): New enum.
22504 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
22505 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
22506 processor signature to detect geode processor.
22508 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
22512 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
22514 * optabs.c (prepare_cmp_insn): Temporarily disable test that
22515 causes spurious differences between trunk and cond-optab branch.
22517 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
22519 * dojump.c (compare_from_rtx): Delete.
22520 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
22521 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
22522 if the comparison does not satisfy the predicate; test predicates for
22523 operands 2 and 3 of a cstore pattern. Don't try cstore optab
22524 further if one existing pattern fails.
22525 * expr.h (compare_from_rtx): Delete.
22526 (prepare_operand): Declare it.
22527 * optabs.c: Change "lib call" to "libcall" throughout.
22528 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
22529 HAVE_conditional_trap, emit_cmp_insn): Delete.
22530 (can_compare_p): Delete cmp_optab case.
22531 (prepare_float_lib_cmp): Return an rtx and a machine mode.
22532 Accept other parameters by value.
22533 (prepare_operand): Make non-static.
22534 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
22535 other parameters by value. Try to widen operands here based on
22536 an optab_methods argument and looking at cbranch_optab.
22537 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
22538 loop. Use cbranch_optab directly.
22539 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
22540 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
22542 (emit_conditional_move, emit_conditional_add): Inline what's needed
22543 of compare_from_rtx, using new prepare_cmp_insn for the rest.
22544 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
22545 with COMPARE. Move cmov_optab and cstore_optab above
22546 with cbranch_optab, move cmp_optab down with ucmp_optab,
22547 remove tst_otpab. Do not initialize trap_rtx.
22548 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
22549 for trap code. Do not check HAVE_conditional_trap. Use
22550 prepare_cmp_insn. Accept no predicate for operand 3.
22551 * optabs.h (OTI_cmp): Mark as used only for libcalls.
22552 (OTI_ctrap, ctrap_optab): New.
22553 (tst_optab): Delete.
22554 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
22555 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
22556 with lookup of ctrap_optab.
22557 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
22559 (ctrap_optab): New.
22561 * combine.c (combine_simplify_rtx, simplify_set): Do not
22562 special case comparing against zero for cc0 machines.
22563 * simplify-rtx.c (simplify_binary_operation_1): Never remove
22564 COMPARE on cc0 machines.
22565 (simplify_relational_operation): Return a new expression when
22566 a COMPARE could be removed.
22567 * final.c (final_scan_insn): Compare cc_status values
22568 against LHS of a (compare FOO (const_int 0)) cc0 source.
22569 Also check if cc_status.value is the full compare.
22571 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
22572 (cstoreMM4): Document.
22573 (conditional_trap): Document ctrapMM4 instead.
22574 (sync_compare_and_swapMM): Refer to cbranchcc4.
22575 (Dependent Patterns): Eliminate obsolete information referring to
22576 the old jump optimization phase.
22577 (Canonicalization): Include cbranchcc4 case, omit canonicalization
22578 of compares with 0 on cc0 machines.
22579 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
22580 avoiding references to cc0. Remove text about storing operands
22582 * doc/tm.texi (Condition Codes): Include blurb on different
22583 condition code representations, separate into subsections for
22584 CC0, MODE_CC and conditional execution.
22586 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
22587 alpha_emit_setcc): Accept operands and a machine mode.
22588 * config/alpha/alpha.c (alpha_emit_conditional_branch):
22589 Get code/op0/op1 from operands, use machine mode argument
22590 instead of alpha_compare.fp_p. Emit the branch here.
22591 (alpha_emit_setcc): Likewise, and return boolean.
22592 (alpha_emit_conditional_move): Likewise. Assert that
22593 cmp_op_mode == cmp_mode, and simplify accordingly.
22594 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
22595 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
22596 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
22598 (stack probe test): Use cbranchdi4.
22599 * config/alpha/predicates.md (alpha_cbranch_operator): New.
22601 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
22602 * config/arc/arc.h (movsicc, movsfcc): Use it.
22603 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
22604 (cbranchsi4, cstoresi4): New.
22605 (cmpsi, bCC and sCC expanders): Remove.
22607 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
22608 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
22609 * config/arm/predicates.md (arm_comparison_operator): Only include
22610 floating-point operators if there is a hardware floating-point unit.
22611 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
22612 deferring to cbranch_cc and cstore_cc respectively.
22613 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
22614 cbranch_cc, cstore_cc): New.
22615 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
22617 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
22619 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
22620 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
22622 (adjust_insn_length): Adjust calls.
22623 (avr_reorg): Handle (compare (foo) (const_int 0)).
22624 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
22625 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
22626 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
22627 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
22629 (cbranchqi4, cbranchhi4, cbranchsi4): New.
22630 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
22632 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
22633 (cbranchsi4, cstorebi4, cstoresi4): New.
22634 (movbisi): This insn is duplicate, split it to zero_extend.
22635 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
22636 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
22637 (bfin_optimize_loop): Use cbranch expander.
22638 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
22639 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
22640 (bfin_bimode_comparison_operator): ... this.
22641 (bfin_direct_comparison_operator): New.
22643 * config/cris/cris.c (cris_normal_notice_update_cc): Look
22644 inside (compare FOO (const_int 0)).
22645 (cris_rtx_costs): Handle ZERO_EXTRACT.
22646 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
22647 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
22648 (*tstdi_v32): Delete.
22649 (*cmpdi_non_v32): Add M alternative for operand 1.
22650 (cmpsi, cmp<mode>): Make private.
22651 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
22653 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
22655 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
22656 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
22657 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
22658 (cc_reg_operand): New.
22659 (any_cond): Delete.
22660 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
22661 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
22662 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
22663 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
22664 crx_expand_scond): Delete.
22666 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
22668 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
22669 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
22671 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
22672 cstoresi4, cstoresf4, cstoredf4): New.
22673 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
22674 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
22675 Receive the entire operands array.
22676 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
22677 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
22678 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
22679 Get test/op0/op1 from the operands array.
22680 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
22682 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
22683 (h8300_expand_store): New.
22684 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
22686 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
22687 (h8300_expand_store): New.
22688 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
22689 or do not try to produce (set (cc0) REG).
22690 (peepholes): Wrap arguments with COMPARE. Add a peephole to
22691 change a compare into a move to a scratch register. Disable some
22692 peepholes when comparing with zero.
22693 (tstsi, tsthi, tstsi, cmpqi): Make private.
22695 (bCC, sCC): Delete.
22696 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
22699 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
22700 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
22701 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
22702 (ix86_emit_i387_log1p): Use cbranchxf2.
22703 (ix86_expand_setcc): Return void.
22704 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
22705 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
22706 cmp<MODEF>, cmpcc): Remove.
22707 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
22708 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
22709 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
22710 (sCC and bCC expanders): Remove.
22711 (stack_protect_test): Use cbranchcc4.
22713 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
22715 (ia64_expand_compare): Accept three rtx by reference and return void.
22716 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
22717 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
22718 from *expr. Update *expr with the BImode comparison to do.
22719 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
22720 cmptf, bCC, sCC, conditional_trap): Delete.
22721 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
22722 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
22723 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
22724 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
22725 * config/ia64/predicates.md (ia64_cbranch_operator): New.
22727 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
22728 type of last argument.
22729 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
22730 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
22731 use machine mode argument instead of branch_type. Remove dead
22732 code for floating-point comparisons.
22733 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
22734 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
22736 (cbranchsi4, cstoresi4): New.
22737 * config/iq2000/predicates.md (reg_or_const_operand): New.
22739 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
22740 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
22741 (b<code>_op): Rewrite to...
22742 (bcc_op): ... this, using match_operator.
22743 (s<code>_op): Rewrite to...
22744 (scc_op): ... this, using match_operator.
22745 (s<code>_24_op): Rewrite to...
22746 (scc_op_24): ... this, using match_operator.
22747 (s<code>_<mode>): Rewrite to...
22748 (cstore<mode>4): ... this, using match_operator.
22749 (s<code>_<mode>_24): Rewrite to...
22750 (cstore<mode>4_24): ... this, using match_operator.
22751 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
22752 m32c_unpend_compare, m32c_expand_scc): Delete.
22753 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
22754 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
22755 (m32c_expand_movcc): Change NE to EQ if necessary.
22756 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
22758 * config/m32r/m32r-protos.h (gen_cond_store): New.
22759 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
22760 (gen_cond_store): New, from sCC patterns.
22761 (m32r_expand_block_move): Use cbranchsi4.
22762 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
22763 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
22764 (cbranchsi4, cstoresi4): New.
22766 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
22768 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
22769 (m68hc11_notice_update_cc): Look into a compare with 0.
22770 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
22772 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
22773 cmphi, cmpqi, bCC): Delete.
22774 (cbranchsi4, cbranchhi4, cbranchqi4): New.
22775 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
22776 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
22779 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
22780 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
22781 * config/m68k/constraints.md (H): New.
22782 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
22783 the define_insn below.
22784 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
22785 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
22786 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
22787 patterns): Wrap RHS with COMPARE.
22788 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
22789 (*cmpdi_internal): Name this pattern.
22790 (cmpdi): Change to define_insn.
22791 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
22792 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
22793 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
22795 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
22796 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
22797 (conditional_trap): Change to...
22798 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
22799 (*conditional_trap): Use the ordered_comparison_operator and
22800 const1_operand predicates.
22801 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
22802 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
22803 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
22804 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
22806 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
22807 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
22808 (mcore_gen_compare): New.
22809 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
22810 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
22811 (mcore_gen_compare): ... this.
22812 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
22813 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
22814 (stack probe pattern): Use cbranchsi4.
22816 * config/mips/predicates.md (mips_cstore_operator): New.
22817 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
22818 * config/mips/mips.md (any_cond): Delete.
22819 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
22821 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
22822 fixuns_truncsfdi2): Use cbranch patterns.
22823 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
22824 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
22825 Adjust call to mips_expand_conditional_branch.
22826 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
22828 * config/mips/mips-protos.h (mips_expand_conditional_branch,
22829 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
22830 * config/mips/mips.c (cmp_operands): Delete.
22831 (mips_emit_compare): Get comparison operands from *op0/*op1.
22832 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
22833 that it succeeds. Use op0/op1 instead of cmp_operands.
22834 (mips_expand_conditional_branch, mips_expand_conditional_move,
22835 mips_expand_conditional_trap): Likewise.
22836 (mips_block_move_loop): Use cbranch patterns.
22837 * config/mips/mips.h (cmp_operands): Delete.
22839 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
22840 (mmix_gen_compare_reg): Just return a register in the right CC mode.
22841 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
22842 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
22843 (*cmpcc_folded): Rename to...
22844 (*cmpdi_folded): this.
22845 (*cmpcc): Rename to...
22847 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
22850 (cbranchdf4): New. Handle invalid comparisons here.
22851 * config/mmix/predicates.md (float_comparison_operator): New.
22853 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
22854 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
22855 * config/mn10300/mn10300.md (tst): Delete.
22856 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
22857 Name these patterns and wrap RHS in a compare.
22858 (*cmpsi): Make this pattern private. Include tst.
22859 (*cmpsf): Make this pattern private.
22860 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
22861 (compare with zero peepholes): Likewise.
22863 (cbranchsi4, cbranchsf4): New.
22864 (casesi): Use cbranchsi4.
22866 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
22867 hppa_branch_type): Delete.
22868 (return_addr_rtx): Use cbranchsi4.
22869 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
22870 Emit CCFPmode comparison here.
22871 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
22872 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
22873 hppa_branch_type): Delete.
22874 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
22875 (movsicc, movdicc): Remove references to hppa_compare_op0,
22876 hppa_compare_op1 and compare_from_rtx.
22877 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
22878 (casesi): Use cbranchsi4.
22880 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
22881 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
22882 * config/pdp11/pdp11.md (register_or_const0_operand): New.
22883 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
22884 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
22886 (cbranchdf4, cbranchhi4, cbranchqi4): New.
22887 (*branch, *branch_inverted): New.
22889 * config/picochip/picochip.md (cbranchhi4): Use
22890 ordered_comparison_operator.
22891 (cmphi, bCC): Remove.
22893 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
22894 (trap_comparison_operator): Delete.
22895 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
22896 rs6000_emit_cbranch): Accept mode and operands.
22897 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
22898 rs6000_compare_fp_p): Delete.
22899 (rs6000_generate_compare): Accept mode and comparison. Extract code
22900 and op0/op1 from there. Replace references to rs6000_compare_op0
22901 and rs6000_compare_op1.
22902 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
22903 extract result from passed operands.
22904 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
22905 extract loc from passed operands.
22906 (rs6000_emit_cmove): Likewise.
22907 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
22908 rs6000_compare_fp_p): Delete.
22909 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
22910 (cbranch<GPR>4, cbranch<FP>4): New.
22911 (cstore<mode>4): New. Consolidate here all choices about when to use
22912 portable or specialized sCC sequences.
22913 (stack_protect_test): Use cbranchsi4.
22914 (conditional_trap): Replace with ctrap<GPR>4.
22915 (conditional trap insn): Replace trap_comparison_operator with
22916 ordered_comparison_operator.
22918 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
22919 (s390_emit_prologue): Use ctrap.
22920 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
22921 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
22922 New predicates replacing...
22923 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
22924 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
22925 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
22926 (add<mode>cc): Do not use s390_compare_op0/op1.
22927 (s<code>): Change to...
22928 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
22929 (seq): Change to...
22930 (cstorecc4): ... this. Handle EQ or NE equally.
22931 (*sne): Un-privatize for use in cstorecc4.
22932 (b<code>): Change to...
22933 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
22934 (conditional_trap): Replace with...
22935 (ctrap<GPR>4, ctrap<FP>4): ... these.
22936 (stack_protect): Use cbranchcc4.
22938 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
22939 * config/score/score-protos.h (score_gen_cmp): Delete.
22940 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
22941 (score_block_move-loop): Use cbranchsi4.
22942 * config/score/score.md (cbranchsi4): New.
22943 (cmpsi, bCC): Delete.
22944 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
22945 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
22946 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
22947 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
22948 * config/score/score3.h (score3_gen_cmp): Delete.
22949 * config/score/score7.h (score7_gen_cmp): Delete.
22951 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
22952 (sh_emit_scc_to_t): ... this. Return void.
22953 (from_compare): Rename to...
22954 (sh_emit_compare_and_branch): ... this.
22955 (sh_emit_compare_and_set): New.
22956 (sh_expand_t_scc): Accept operands.
22957 * config/sh/predicates.md (sh_float_comparison_operator): New.
22958 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
22959 (prepare_scc_operands): Rename to...
22960 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
22962 (sh_emit_cheap_store_flag): New.
22963 (sh_emit_set_t_insn): New.
22964 (from_compare): Rename to...
22965 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
22966 handling of TARGET_SH2E floating point to avoid recursive call.
22967 Generate branch here.
22968 (sh_emit_compare_and_set): New.
22969 (sh_expand_t_scc): Get op0/op1 from arguments.
22970 (sh_emit_cheap_store_flag): New.
22971 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
22973 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
22974 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
22975 (movsicc, movdicc): Do nothing when it recreated operands from
22976 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
22977 prepare_scc_operands (now sh_emit_scc_to_t).
22978 (udivdi3): Use cstoresi4.
22979 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
22980 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
22981 (cbranchint4_media, cbranchfp4_media): New.
22982 (casesi): Use cbranchdi4.
22983 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
22985 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
22986 (movnegt): Remove second operand.
22987 (cbranchsf4, cbranchdf4): New.
22988 (stack_protect): Use cbranchdi4/cbranchsi4.
22990 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
22991 (gen_compare_reg): Accept comparison, extract part of it to...
22992 (gen_compare_reg_1): ... this.
22993 (gen_compare_operator): Delete.
22994 (gen_v9_scc): Accept separate destination, comparison code and arms.
22995 Do not use sparc_compare_op0/sparc_compare_op1.
22996 (emit_scc_insn, emit_conditional_branch_insn): New.
22997 (emit_v9_brxx): Make static. Remove useless assertion.
22998 (sparc_emit_float_lib_cmp): Return RTL instead of calling
23000 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
23001 * config/sparc/sparc-protos.h (gen_compare_reg,
23002 sparc_emit_float_lib_cmp): Adjust prototype.
23003 (emit_scc_insn, emit_conditional_branch_insn): New.
23004 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
23005 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
23006 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
23007 iterators to the top.
23008 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
23009 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
23010 snedi_special_trunc): Delete.
23011 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
23012 and snedi_special_trunc.
23013 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
23014 cbranchdi4, cbranch<F:mode>4): New.
23015 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
23016 here. Use gen_compare_reg instead of gen_compare_operator.
23017 (conditional_trap): Replace with...
23018 (ctrapsi4, ctrapdi4): ... this.
23019 (stack_protect_test): Use cbranchcc4.
23021 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
23023 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
23024 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
23025 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
23026 from operands[0] or operands[3] depending on is_set.
23027 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
23028 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
23029 cmpdf, bCC), sCC: Remove.
23030 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
23031 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
23033 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
23034 spu_emit_branch_or_set.
23036 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
23038 * config/stormy16/stormy16.h (xstormy16_compare_op0,
23039 xstormy16_compare_op1): Delete.
23040 * config/stormy16/stormy16.c (xstormy16_compare_op0,
23041 xstormy16_compare_op1): Delete.
23042 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
23044 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
23045 (cmphi, cmpsi, bCC): Remove.
23047 * config/v850/v850.md (tstsi, cmpsi): Fold into...
23048 (*cmpsi): ... this one.
23049 (cbranchsi4, cstoresi4): New.
23050 (bCC expanders): Delete.
23051 (sCC insns): Fold into...
23052 (*setcc): ... this one.
23053 (casesi): Do not use gen_cmpsi and gen_bgtu.
23054 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
23055 (movsicc): Simplify.
23056 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
23058 * config/vax/vax-protos.h (cond_name): New.
23059 (vax_output_conditional_branch): Remove.
23060 * config/vax/vax.c (cond_name): New.
23061 (vax_output_conditional_branch): Remove.
23062 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
23063 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
23064 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
23065 (bit<VAXint>): Wrap source with (compare).
23066 (b<code> and following unnamed pattern): Rename to *branch and
23067 *branch_reversed. Change macroization to match_operator.
23068 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
23070 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
23071 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
23072 Change last argument to machine_mode.
23073 (xtensa_expand_scc): Add machine_mode argument.
23074 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
23075 (gen_conditional_move, xtensa_expand_conditional_branch,
23076 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
23077 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
23078 Adjust operand numbers.
23079 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
23081 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
23082 (cmpsi, cmpsf, b<code>, s<code>): Delete.
23083 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
23085 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
23087 * optabs.c (prepare_cmp_insn): Temporarily disable test that
23088 causes spurious differences between trunk and cond-optab branch.
23090 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
23093 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
23095 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
23097 * tree.c (iterative_hash_pointer): Delete.
23098 (iterative_hash_expr): Short-circuit handling of NULL pointer.
23099 Hash UIDs and versions of SSA names. Don't special-case built-in
23100 function declarations.
23102 2009-05-11 Ian Lance Taylor <iant@google.com>
23105 * graphite.c: Force -Wc++-compat to only be a warning before
23106 #including "cloog/cloog.h".
23108 2009-05-11 Martin Jambor <mjambor@suse.cz>
23110 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
23112 2009-05-11 Jan Hubicka <jh@suse.cz>
23114 * tree-ssa-loop-ivcanon.c: Include target.h
23115 (struct loop_size): new structure.
23116 (constant_after_peeling): New predicate.
23117 (tree_estimate_loop_size): New function.
23118 (estimated_unrolled_size): Rewrite for new estimates.
23119 (try_unroll_loop_completely): Use new estimates.
23120 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
23122 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
23124 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
23125 libcpp interface change.
23126 (spu_macro_to_expand): Likewise.
23128 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
23130 PR tree-optimization/40026
23131 * gimplify.c (gimplify_init_constructor): Change initial conditional
23132 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
23133 optimize_compound_literals_in_ctor.
23135 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
23137 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
23139 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
23141 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
23143 * tree-vect-data-refs.c (vect_analyze_group_access): Use
23144 HOST_WIDE_INT for gap.
23146 2009-05-11 Ira Rosen <irar@il.ibm.com>
23148 PR tree-optimization/40074
23149 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
23150 account in group size and step comparison.
23152 2009-05-11 Richard Guenther <rguenther@suse.de>
23154 * passes.c (init_optimization_passes): Strip now incorrect comment.
23155 (execute_function_todo): Do not set PROP_alias.
23156 * tree-pass.h (PROP_alias): Remove.
23157 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
23158 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
23159 * tree-nrv.c (pass_return_slot): Likewise.
23160 * tree-object-size.c (pass_object_sizes): Likewise.
23161 * tree-ssa-dom.c (pass_dominator): Likewise.
23162 (pass_phi_only_cprop): Likewise.
23163 * tree-ssa-dse.c (pass_dse): Likewise.
23164 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
23165 (pass_cselim): Likewise.
23166 * tree-ssa-pre.c (pass_pre): Likewise.
23167 (pass_fre): Likewise.
23168 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
23169 * tree-ssa-sink.c (pass_sink_code): Likewise.
23170 * tree-stdarg.c (pass_stdarg): Likewise.
23171 * tree-tailcall.c (pass_tail_calls): Likewise.
23172 * tree-vrp.c (pass_vrp): Likewise.
23174 2009-05-10 Ian Lance Taylor <iant@google.com>
23176 * basic-block.h (enum profile_status): Break out of struct
23177 control_flow_graph.
23178 * cgraph.h (struct inline_summary): Break out of struct
23180 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
23181 of struct cgraph_order_sort.
23182 * combine.c (enum undo_kind): New enum, broken out of struct undo.
23183 * cse.c (struct branch_path): Break out of struct
23184 cse_basic_block_data.
23185 * except.h (enum eh_region_type): Break out of struct eh_region.
23186 * gcc.c (enum add_del): Break out of struct modify_target.
23187 * genrecog.c (enum decision_type): Break out of struct decision_test.
23188 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
23190 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
23191 * regmove.c (enum match_use): New enum, broken out of struct match.
23192 * sched-int.h (enum post_call_group): New enum, broken out of
23194 (struct deps_reg): Break out of struct deps.
23195 * target.h (struct asm_int_op): Break out of struct gcc_target.
23196 * tree-eh.c (struct goto_queue_node): Break out of struct
23198 * tree-inline.h (enum copy_body_cge_which): Break out of
23200 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
23202 * c-decl.c (in_struct, struct_types): New static variables.
23203 (pushtag): Add loc parameter. Change all callers.
23204 (lookup_tag): Add ploc parameter. Change all callers.
23205 (check_compound_literal_type): New function.
23206 (parser_xref_tag): Add loc parameter. Change all callers. If
23207 -Wc++-compat, warn about struct/union/enum types defined within a
23209 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
23210 and loc parameters. Change all callers. Change error calls to
23211 error_at, using loc. For a redefinition, if the location of the
23212 original definition is known, report it. Set in_struct and
23213 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
23214 (finish_struct): Add new parameters enclosing_in_struct and
23215 enclosing_struct_types. Change all callers. Set
23216 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
23217 in the struct. If in a struct, add this struct to struct_types.
23218 (start_enum): Add loc parameter. Change all callers. Use
23219 error_at for errors, using loc. For a redefinition, if the
23220 location of the original definition is known, report it. If in a
23221 struct, add this enum type to struct_types. If -Wc++-compat warn
23222 if in sizeof, typeof, or alignof.
23223 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
23224 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
23225 (c_parser_enum_specifier): Get enum location for start_enum.
23226 (c_parser_struct_or_union_specifier): Get struct location for
23227 start_struct. Save in_struct and struct_types status between
23228 start_struct and finish_struct.
23229 (c_parser_cast_expression): Get location of cast.
23230 (c_parser_alignof_expression): Get location of type.
23231 (c_parser_postfix_expression): Likewise.
23232 (c_parser_postfix_expression_after_paren_type): Add type_loc
23233 parameter. Change all callers. Call check_compound_literal_type.
23234 Use type_loc for error about variable size type.
23235 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
23236 of an enum constant from an enum type defined in a struct or union.
23237 (c_cast_expr): Add loc parameter. Change all callers. If
23238 -Wc++-compat, warn about defining a type in a cast.
23239 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
23240 (start_enum, start_struct, finish_struct): Update declarations.
23241 (parser_xref_tag, c_cast_expr): Update declarations.
23242 (check_compound_literal_type): Declare.
23244 2009-05-11 Ben Elliston <bje@au.ibm.com>
23246 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
23247 for recent libcpp interface change.
23248 (rs6000_macro_to_expand): Likewise.
23250 2009-05-10 Michael Matz <matz@suse.de>
23253 * config/arm/arm.c (require_pic_register): Emit on entry edge,
23254 not at entry of function.
23256 2009-05-10 Richard Guenther <rguenther@suse.de>
23258 PR tree-optimization/40081
23260 * tree-sra.c (instantiate_element): Instantiate scalar replacements
23261 using the main variant of the element type. Do not fiddle with
23262 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
23264 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
23265 structs with volatile fields.
23267 2009-05-10 Jan Hubicka <jh@suse.cz>
23269 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
23270 (estimate_move_cost): Assert that it does not get called for
23272 (estimate_num_insns): Skip VOID types in argument handling.
23273 (optimize_inline_calls): Delete unreachable blocks and verify that
23274 callgraph is valid.
23276 2009-05-10 Jan Hubicka <jh@suse.cz>
23278 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
23279 * cgraph.c (cgraph_mark_address_taken_node): New function.
23280 (dump_cgraph_node): Dump new flag.
23281 * cgraph.h (struct cgraph_node): Add address_taken.
23282 (cgraph_mark_address_taken_node): New function.
23283 * ipa.c (cgraph_postorder): Prioritize functions with address taken
23284 since new direct calls can be born.
23286 2009-05-10 Joseph Myers <joseph@codesourcery.com>
23288 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
23289 tok->val.node.node.
23291 2009-05-10 Jan Hubicka <jh@suse.cz>
23293 PR middle-end/40084
23294 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
23296 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
23297 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
23298 * tree-inline.c (copy_bb): Set frequency correctly.
23299 (fold_marked_statements): Update call to
23300 cgraph_update_edges_for_call_stmt.
23302 2009-05-10 Joseph Myers <joseph@codesourcery.com>
23304 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
23305 identifiers in diagnostics.
23306 * config/arm/arm.c (arm_handle_fndecl_attribute,
23307 arm_handle_isr_attribute): Likewise.
23308 * config/avr/avr.c (avr_handle_progmem_attribute,
23309 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
23310 * config/bfin/bfin.c (handle_int_attribute,
23311 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
23312 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
23313 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
23315 * config/darwin.c (darwin_handle_kext_attribute,
23316 darwin_handle_weak_import_attribute): Likewise.
23317 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
23318 h8300_handle_eightbit_data_attribute,
23319 h8300_handle_tiny_data_attribute): Likewise.
23320 * config/i386/i386.c (ix86_handle_cconv_attribute,
23321 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
23322 * config/i386/winnt.c (ix86_handle_shared_attribute,
23323 ix86_handle_selectany_attribute): Likewise.
23324 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
23325 * config/m32c/m32c.c (function_vector_handler): Likewise.
23326 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
23327 m68hc11_handle_fntype_attribute): Likewise.
23328 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
23329 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
23330 * config/mips/mips.c (mips_insert_attributes,
23331 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
23332 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
23333 rs6000_handle_struct_attribute): Likewise.
23334 * config/sh/sh.c (sh_insert_attributes,
23335 sh_handle_resbank_handler_attribute,
23336 sh_handle_interrupt_handler_attribute,
23337 sh2a_handle_function_vector_handler_attribute,
23338 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
23340 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
23341 * config/spu/spu.c (spu_handle_fndecl_attribute,
23342 spu_handle_vector_attribute): Likewise.
23343 * config/stormy16/stormy16.c
23344 (xstormy16_handle_interrupt_attribute): Likewise.
23345 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
23346 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
23348 2009-05-10 Joseph Myers <joseph@codesourcery.com>
23350 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
23351 (pp_translate_identifiers): New.
23352 (pp_identifier): Only conditionally translate identifier to locale
23354 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
23355 (pp_base_tree_identifier): Only conditionally translate identifier
23356 to locale character set.
23357 * c-pretty-print.c (M_): Define.
23358 (pp_c_type_specifier, pp_c_primary_expression): Mark English
23359 fragments for conditional translation with M_.
23360 * tree-pretty-print.c (maybe_init_pretty_print): Disable
23361 identifier translation.
23363 2009-05-10 Richard Guenther <rguenther@suse.de>
23365 PR tree-optimization/40081
23366 * tree-sra.c (instantiate_element): Instantiate scalar replacements
23367 using the main variant of the element type. Do not fiddle with
23368 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
23370 2009-05-09 Jan Hubicka <jh@suse.cz>
23372 PR middle-end/40080
23373 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
23374 indirect calls; verify cgraph afterwards.
23376 2009-05-09 Jan Hubicka <jh@suse.cz>
23379 * ipa.c (update_inlined_to_pointer): New function.
23380 (cgraph_remove_unreachable_nodes): Use it.
23382 2009-05-09 Jan Hubicka <jh@suse.cz>
23384 * tree-eh.c (struct leh_state): Remove prev_try.
23385 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
23386 not track prev_try.
23387 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
23388 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
23389 remove_eh_handler_and_replace, foreach_reachable_handler,
23390 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
23391 * except.h (struct eh_region): Remove eh_region_u_cleanup.
23392 (gen_eh_region_cleanup): Update prototype.
23394 2009-05-09 Jan Hubicka <jh@suse.cz>
23396 PR middle-end/40043
23397 * except.c (copy_eh_region): Always set prev_try.
23398 (redirect_eh_edge_to_label): Find outer try.
23399 (foreach_reachable_handler): When looking for prev try
23400 handle case where previous try is not going to be taken.
23402 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
23404 PR tree-optimization/40049
23405 * tree-vect-stmts.c (vectorizable_operation): If the machine has
23406 only vector/vector shifts, convert the type of the constant to the
23407 appropriate type to avoid building incorrect trees, which
23408 eventually have problems with garbage collection.
23410 2009-05-08 Joseph Myers <joseph@codesourcery.com>
23412 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
23413 -1 for complex floating-point types if honoring signed zeros.
23415 2009-05-08 Jan Hubicka <jh@suse.cz>
23417 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
23418 argument; handle correctly when profile is absent.
23419 (build_cgraph_edges): Update.
23420 (rebuild_cgraph_edges): Update.
23421 * cgraph.c: Do not include varray.h.
23422 (cgraph_set_call_stmt_including_clones): New function.
23423 (cgraph_create_edge_including_clones): Likewise
23424 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
23425 (cgraph_update_edges_for_call_stmt): Handle clones.
23426 (cgraph_remove_node): Handle clone tree.
23427 (cgraph_remove_node_and_inline_clones): New function.
23428 (dump_cgraph_node): Dump clone tree.
23429 (cgraph_clone_node): Handle clone tree.
23430 (clone_function_name): Bring here from tree-inline.c.
23431 (cgraph_create_virtual_clone): New function.
23432 * cgraph.h (ipa_replace_map): Move here from ipa.h.
23433 (cgraph_clone_info): New function.
23434 (strut cgraph_node): Add clone_info and new clone tree pointers.
23435 (cgraph_remove_node_and_inline_clones,
23436 cgraph_set_call_stmt_including_clones,
23437 cgraph_create_edge_including_clones,
23438 cgraph_create_virtual_clone): Declare.
23439 (cgraph_function_versioning): Use VEC argument.
23440 (compute_call_stmt_bb_frequency): Update prototype.
23441 (cgraph_materialize_all_clones): New function.
23442 * ipa-cp.c (ipcp_update_cloned_node): Remove.
23443 (ipcp_create_replace_map): Update to VECtors.
23444 (ipcp_update_callgraph): Use virtual clones.
23445 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
23446 (ipcp_update_profiling): Do not update local profiling.
23447 (ipcp_insert_stage): Use VECtors and virtual clones.
23448 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
23449 (clone_of_p): New function.
23450 (cgraph_preserve_function_body_p): Use clone tree.
23451 (cgraph_optimize): Materialize clones.
23452 (cgraph_function_versioning): Update for VECtors.
23453 (save_inline_function_body): Use clone tree.
23454 (cgraph_materialize_clone): New function.
23455 (cgraph_materialize_all_clones): Likewise.
23456 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
23457 * ipa.c: Include gimple.h.
23458 (cgraph_remove_unreachable_nodes): Use clone tree.
23459 * ipa-prop.c (ipa_note_param_call): Update call to
23460 compute_call_stmt_bb_frequencycall.
23461 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
23462 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
23463 (copy_bb): Handle updating of clone tree; add new edge when new call
23465 (expand_call_inline): Be strict about every call having edge.
23466 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
23467 (delete_unreachable_blocks_update_callgraph): New function.
23468 (tree_function_versioning): Use VECtors; always remove unreachable
23469 blocks and fold conditionals.
23470 * tree-inline.h: Do not include varray.h.
23471 (tree_function_versioning): Remove.
23472 * Makefile.in (GTFILES): Remove tree-inline.c
23473 * passes.c (do_per_function): Do only functions having body.
23474 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
23477 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
23478 Andrew Morrow <acm@google.com>
23481 * c-common.c (c_common_attribute_table): Permit deprecated
23482 attribute to take an optional argument.
23483 (handle_deprecated_attribute): If the optional argument to
23484 __attribute__((deprecated)) is not a string ignore the attribute
23485 and emit a warning.
23487 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
23488 * c-typeck.c (build_component_ref): Likewise.
23489 (build_external_ref): Likewise.
23491 * toplev.c (warn_deprecated_use): Add an attribute argument.
23492 Emit the message associated with __attribute__((deprecated)).
23494 * toplev.h (warn_deprecated_use): Updated.
23496 * doc/extend.texi: Document new optional parameter to
23497 __attribute__((deprecated))
23499 2009-05-08 Michael Eager <eager@eagercon.com>
23501 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
23502 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
23504 2009-05-08 Richard Guenther <rguenther@suse.de>
23506 PR tree-optimization/40062
23507 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
23508 Avoid exponential behavior.
23510 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
23512 PR rtl-optimization/33928
23514 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
23515 process_uses, build_single_def_use_links): New.
23516 (update_df): Update use_def_ref.
23517 (forward_propagate_into): Use get_def_for_use instead of use-def
23519 (fwprop_init): Call build_single_def_use_links and let it initialize
23521 (fwprop_done): Free use_def_ref.
23522 (fwprop_addr): Eliminate duplicate call to df_set_flags.
23523 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
23524 df_rd_simulate_one_insn): New.
23525 (df_rd_bb_local_compute_process_def): Update head comment.
23526 (df_chain_create_bb): Use the new RD simulation functions.
23527 * df.h (df_rd_simulate_artificial_defs_at_top,
23528 df_rd_simulate_one_insn): New.
23529 * opts.c (decode_options): Enable fwprop at -O1.
23530 * doc/invoke.texi (-fforward-propagate): Document this.
23532 2009-05-08 Joseph Myers <joseph@codesourcery.com>
23535 * c-typeck.c (build_binary_op): Handle arithmetic between one real
23536 and one complex operand specially.
23537 * tree-complex.c (some_nonzerop): Do not identify a real value as
23538 zero if flag_signed_zeros.
23540 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
23542 PR rtl-optimization/33928
23543 * loop-invariant.c (record_use): Fix && vs. || mishap.
23545 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
23547 PR rtl-optimization/33928
23548 * loop-invariant.c (struct use): Add addr_use_p.
23549 (struct def): Add n_addr_uses.
23550 (struct invariant): Add cheap_address.
23551 (create_new_invariant): Set cheap_address.
23552 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
23553 (record_uses): Pass df_ref to record_use.
23554 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
23557 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
23559 * config/sh/sh.c: Do not include c-pragma.h.
23561 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
23563 * config/spu/spu.c: Remove include of c-common.h.
23565 2009-05-07 Janis Johnson <janis187@us.ibm.com>
23568 * c-common.h (mark_valid_location_for_stdc_pragma,
23569 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
23570 clear_float_const_decimal64, float_const_decimal64_p): New.
23571 * c.opt (Wunsuffixed-float-constants): New.
23572 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
23573 unsuffixed float constant, handle new warning.
23574 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
23575 * c-decl.c (c_scope): New flag float_const_decimal64.
23576 (set_float_const_decimal64, clear_float_const_decimal64,
23577 float_const_decimal64_p): New.
23578 (push_scope): Set new flag.
23579 * c-parser.c (c_parser_translation_unit): Mark when it's valid
23580 to use STDC pragmas.
23581 (c_parser_external_declaration): Ditto.
23582 (c_parser_compound_statement_nostart): Ditto.
23583 * c-pragma.c (valid_location_for_stdc_pragma,
23584 mark_valid_location_for_stdc_pragma,
23585 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
23586 handle_pragma_float_const_decimal64): New.
23587 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
23588 * cp/semantics.c (valid_location_for_stdc_pragma_p,
23589 set_float_const_decimal64, clear_float_const_decimal64,
23590 float_const_decimal64_p): New dummy functions.
23591 * doc/extend.texi (Decimal Float): Remove statement that the
23592 pragma, and suffix for double constants, are not supported.
23593 * doc/invoke.texi (Warning Options): List new option.
23594 (-Wunsuffixed-float-constants): New.
23596 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
23598 * config/i386/i386.c: Do not include c-common.h.
23600 2009-05-07 Mark Heffernan <meheff@google.com>
23602 * doc/invoke.texi (Debugging Options): Document change of debugging
23604 * opts.c (decode_options): Make dump_base_name relative to
23605 aux_base_name directory.
23607 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
23609 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
23610 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
23612 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
23614 * Makefile.in (install-plugin): Simplify a bit.
23616 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
23618 * Makefile.in (OBJS-common): Add regcprop.o.
23620 * timevar.def (TV_CPROP_REGISTERS): New.
23621 * regrename.c (regrename_optimize): Return 0.
23622 (rest_of_handle_regrename): Delete.
23623 (pass_rename_registers): Point to regrename_optimize.
23624 (struct value_data_entry, struct value_data,
23625 kill_value_one_regno, kill_value_regno, kill_value,
23626 set_value_regno, init_value_data, kill_clobbered_value,
23627 kill_set_value, kill_autoinc_value, copy_value,
23628 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
23629 replace_oldest_value_reg, replace_oldest_value_addr,
23630 replace_oldest_value_mem, copyprop_hardreg_forward_1,
23631 debug_value_data, validate_value_data): Move...
23632 * regcprop.c: ... here.
23633 (rest_of_handle_cprop): Delete.
23634 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
23636 2009-05-07 Jakub Jelinek <jakub@redhat.com>
23638 PR middle-end/40057
23639 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
23640 GEN_INT for 1 << bitnum.
23641 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
23642 build_int_cst_type.
23644 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
23646 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
23647 Remove wrong description of "nand" operation.
23649 2009-05-06 Richard Guenther <rguenther@suse.de>
23650 Adam Nemet <anemet@caviumnetworks.com>
23652 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
23653 comment. Add that if LHS is not a gimple register, then RHS1 has
23654 to be a single object (GIMPLE_SINGLE_RHS).
23656 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
23658 * expr.c (get_def_for_expr): Move it up in the file.
23659 (store_field): When expanding a bit-field store, look at the
23660 defining gimple stmt for the masking conversion.
23662 2009-05-06 Janis Johnson <janis187@us.ibm.com>
23664 PR middle-end/39986
23665 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
23666 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
23667 32-bit memcpy into long.
23669 2009-05-06 Jakub Jelinek <jakub@redhat.com>
23671 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
23672 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
23674 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
23675 instead of appending DW_OP_deref*.
23677 2009-05-06 Michael Matz <matz@suse.de>
23679 PR middle-end/40021
23680 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
23681 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
23683 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
23685 * Makefile.in (install-plugin): Fix srcdir handling.
23687 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
23689 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
23690 when processing for not_regs_needed bitmap.
23691 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
23692 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
23693 handling it for rhs.
23695 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
23697 * config/i386/i386.md (unnamed inc/dec peephole): Use
23698 optimize_insn_for_size_p instead of optimize_size.
23699 * config/i386/predicates.md (incdec_operand): Likewise.
23700 (aligned_operand): Likewise.
23701 * config/i386/sse.md (divv8sf3): Likewise.
23702 (sqrtv8sf2): Likewise.
23704 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
23706 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
23708 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
23710 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
23712 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
23713 ssemodesuffixf2c with avxmodesuffixf2c.
23715 2009-05-06 Joseph Myers <joseph@codesourcery.com>
23718 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
23720 2009-05-05 Jakub Jelinek <jakub@redhat.com>
23722 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
23723 (struct tree_base): Adjust spacing for 8 bit boundaries.
23724 (struct tree_decl_common): Add decl_by_reference_flag bit.
23725 (DECL_BY_REFERENCE): Adjust.
23726 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
23727 print DECL_BY_REFERENCE bit.
23728 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
23729 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
23730 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
23731 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
23734 PR middle-end/39666
23735 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
23736 range of the type, but default label is missing, add it with one
23737 of the existing labels instead of adding a new label for it.
23739 2009-05-05 Joseph Myers <joseph@codesourcery.com>
23743 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
23745 * Makefile.in (enable_plugin, plugin_includedir): New.
23746 (install): Depend on install-plugin.
23747 (PLUGIN_HEADERS): New.
23748 (install-plugin): New.
23749 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
23751 2009-05-05 Richard Guenther <rguenther@suse.de>
23753 PR tree-optimization/40022
23754 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
23756 (phivn_valid_p): Fix tuplification error, simplify.
23757 (phiprop_insert_phi): Add dumps.
23758 (propagate_with_phi): Simplify.
23760 2009-05-05 Richard Guenther <rguenther@suse.de>
23762 PR middle-end/40023
23763 * builtins.c (gimplify_va_arg_expr): Properly build the address.
23765 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
23767 * tree.h (strip_float_extensions): Remove duplicate declaration.
23768 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
23769 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
23770 block_ultimate_origin): Rearrange the declarations line to match the
23771 comment that indicates the .c file which the functions are defined.
23772 (dwarf2out_*, set_decl_rtl): Add comment.
23773 (get_base_address): Adjust comment.
23774 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
23775 declarations line and add comment.
23776 (is_builtin_name): Add blank after function name, for clarity.
23778 2009-05-04 Joseph Myers <joseph@codesourcery.com>
23780 * attribs.c (decl_attributes): Use %qE for identifiers in
23782 * cgraphunit.c (verify_cgraph_node): Translate function names to
23783 locale character set in diagnostics.
23784 * coverage.c (get_coverage_counts): Use %qE for identifiers in
23786 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
23787 Document that functions are named in UTF-8.
23788 * expr.c (expand_expr_real_1): Translate function names to locale
23789 character set in diagnostics.
23790 * gimplify.c (omp_notice_variable, omp_is_private,
23791 gimplify_scan_omp_clauses): Use %qE for identifiers in
23793 * langhooks.c (lhd_print_error_function): Translate function names
23794 to locale character set.
23795 * langhooks.h (decl_printable_name): Document that return value is
23796 in internal character set.
23797 * stmt.c: Include pretty-print.h
23798 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
23800 (resolve_operand_name_1): Translate named operand name to locale
23802 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
23804 * toplev.c (announce_function): Translate function names to locale
23806 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
23807 (default_tree_printer): Use pp_identifier or translate identifiers
23808 to locale character set. Mark "<anonymous>" for translation.
23809 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
23810 for identifiers in diagnostics.
23811 * tree.c (handle_dll_attribute): Use %qE for identifiers in
23813 * varasm.c (output_constructor): Use %qE for identifiers in
23816 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
23818 * configure.ac: use ` ` instead of $()
23819 * configure: Regenerate.
23821 2009-05-05 Ben Elliston <bje@au.ibm.com>
23823 * config/pa/linux-atomic.c: Eliminate conditional include of
23824 errno.h on non-LP64 systems to simplify build requirements.
23826 2009-05-04 Joseph Myers <joseph@codesourcery.com>
23828 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
23830 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
23831 and pass value to identifier_to_locale.
23832 (warn_variable_length_array): Make name a tree.
23833 (grokdeclarator): Separate diagnostic texts for named and unnamed
23834 declarators. Use %qE for named declarators.
23835 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
23837 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
23838 identifiers in diagnostics.
23839 * c-typeck.c (push_member_name, start_init): Pass identifiers to
23840 identifier_to_locale. Mark "anonymous" strings for translation.
23842 2009-05-04 Michael Eager <eager@eagercon.com>
23844 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
23845 address for DImode/DFmode only if double-precision FP regs.
23847 2009-05-04 Michael Eager <eager@eagercon.com>
23849 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
23850 TARGET_SINGLE_FLOAT check.
23852 2009-05-04 Michael Eager <eager@eagercon.com>
23854 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
23856 2009-05-04 Michael Eager <eager@eagercon.com>
23858 * gcc/config.gcc (powerpc-xilinx-eabi*): Add tm t-xilinx
23859 * config/rs6000/t-xilinx: New
23861 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
23863 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
23864 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
23865 * gcc/explow.c (memory_address): Use target hook.
23866 * gcc/targhooks.c (default_legitimize_address): New.
23867 * gcc/targhooks.h (default_legitimize_address): New.
23868 * gcc/target.h (legitimize_address): New.
23869 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
23870 (TARGET_INITIALIZER): Include it.
23871 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
23873 * config/bfin/bfin-protos.h (legitimize_address): Remove.
23874 * config/bfin/bfin.c (legitimize_address): Remove.
23875 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
23876 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
23878 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
23879 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
23881 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
23882 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
23883 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
23884 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
23885 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
23886 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
23887 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
23888 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
23889 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
23890 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
23891 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
23892 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
23893 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
23894 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
23895 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
23896 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
23897 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
23898 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
23899 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
23900 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
23901 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
23902 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
23903 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
23905 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
23906 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
23907 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
23908 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
23909 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
23910 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
23911 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
23912 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
23913 (thumb_legitimize_address): Delete.
23914 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
23915 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
23916 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
23917 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
23918 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
23919 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
23921 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
23924 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
23925 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
23926 * config/m32r/m32r.c (m32r_legitimize_address): New.
23927 * config/m68k/m68k.c (m68k_legitimize_address): New.
23928 * config/score/score.c (score_legitimize_address): Standardize.
23929 * config/score/score3.c (score3_legitimize_address): Standardize.
23930 * config/score/score3.h (score3_legitimize_address): Adjust.
23931 * config/score/score7.c (score7_legitimize_address): Standardize.
23932 * config/score/score7.h (score7_legitimize_address): Adjust.
23933 * config/sh/sh.c (sh_legitimize_address): New.
23934 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
23936 * gcc/config/s390/s390.c (legitimize_address): Rename to...
23937 (s390_legitimize_address): ... this.
23938 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
23939 (sparc_legitimize_address): ... this.
23940 * gcc/config/i386/i386.c (legitimize_address): Rename to...
23941 (ix86_legitimize_address): ... this.
23942 * gcc/config/avr/avr.c (legitimize_address): Rename to...
23943 (avr_legitimize_address): ... this.
23944 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
23945 (mn10300_legitimize_address): ... this.
23946 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
23947 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
23948 (alpha_expand_mov): Adjust call.
23950 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
23951 * config/spu/spu.c (spu_legitimize_address): Likewise.
23952 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
23953 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
23955 2009-05-04 Joseph Myers <joseph@codesourcery.com>
23957 * intl.c (locale_encoding, locale_utf8): New.
23958 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
23959 * intl.h (locale_encoding, locale_utf8): Declare.
23960 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
23961 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
23963 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
23965 (pp_tree_identifier): Define to call pp_base_tree_identifier.
23966 (pp_base_tree_identifier): Declare as function.
23967 (identifier_to_locale): Declare.
23968 * Makefile.in (pretty-print.o): Update dependencies.
23969 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
23971 2009-05-04 Richard Guenther <rguenther@suse.de>
23973 PR middle-end/40015
23974 * builtins.c (fold_builtin_memory_op): Do not decay to element
23975 type if the size matches the whole array.
23977 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
23979 * expmed.c (synth_mult): When trying out a shift, pass the result
23982 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
23984 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
23985 (shiftsub1_cost): New.
23986 (init_expmed): Compute shiftsub1_cost.
23987 (synth_mult): Optimize multiplications by constants of the form
23988 -(2^^m-1) for some constant positive integer m.
23990 2009-05-03 Richard Guenther <rguenther@suse.de>
23993 * c-typeck.c (array_to_pointer_conversion): Do not built
23994 ADDR_EXPRs of arrays of pointer-to-element type.
23995 * c-gimplify.c (c_gimplify_expr): Revert change fixing
23996 up wrong ADDR_EXPRs after-the-fact.
23997 * c-common.c (strict_aliasing_warning): Strip pointer
23998 conversions for obtaining the original type.
23999 * builtins.c (fold_builtin_memset): Handle array types.
24000 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
24003 2009-05-03 Richard Guenther <rguenther@suse.de>
24005 PR middle-end/23329
24006 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
24007 Do not lose casts from array types with unknown extent to array
24008 types with known extent.
24009 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
24010 alias set compatibility.
24012 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
24014 * flags.h (extra_warnings): Delete.
24015 * toplev.c (process_options): Handle Wuninitialized here.
24016 * opts.c (extra_warnings): Delete.
24017 (set_Wextra): Delete.
24018 (common_handle_option): -Wextra can be handled automatically.
24019 * c-opts.c (c_common_handle_option): Delete obsolete code.
24020 (c_common_post_options): Simplify comment.
24021 * common.opt (W): Add Var.
24023 (Wuninitialized): Initialize to -1.
24025 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
24026 Richard Guenther <rguenther@suse.de>
24028 * expr.c (get_def_for_expr): New function.
24029 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
24030 SSA rather than trees.
24031 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
24032 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
24034 2009-05-03 Joseph Myers <joseph@codesourcery.com>
24036 * c-common.c (reswords): Add _Imaginary.
24037 * c-common.c (enum rid): Add RID_IMAGINARY.
24039 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
24041 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
24042 Patch by Richard Guenther.
24044 2009-05-03 Anatoly Sokolov <aesok@post.ru>
24046 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
24047 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
24048 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
24049 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
24050 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
24051 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
24052 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
24053 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
24054 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
24055 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
24056 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
24057 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
24058 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
24059 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
24060 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
24061 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
24062 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
24063 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
24065 2009-05-02 Richard Guenther <rguenther@suse.de>
24067 PR tree-optimization/39940
24068 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
24071 2009-05-02 Richard Guenther <rguenther@suse.de>
24073 PR middle-end/40001
24074 * tree-ssa.c (execute_update_addresses_taken): Properly check
24075 if we can mark a variable DECL_GIMPLE_REG_P.
24076 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
24077 back to the end of the function.
24078 (is_gimple_reg_type): Remove complex type special casing.
24079 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
24082 2009-05-02 Ben Elliston <bje@au.ibm.com>
24084 * doc/collect2.texi (Collect2): Document search path behaviour
24085 when configured with --with-ld.
24087 2009-05-02 Jan Hubicka <jh@suse.cz>
24089 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
24090 parameter; update callers.
24091 (coalesce_cost_edge): EH edges are costier because they needs
24092 splitting even if not critical and even more costier when there are
24093 multiple EH predecestors.
24095 2009-05-02 Jan Hubicka <jh@suse.cz>
24097 * except.c (remove_eh_handler_and_replace): Handle updating after
24098 removing TRY blocks.
24100 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
24102 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
24104 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
24106 * varasm.c: Do not include c-pragma.h.
24107 * attribs.c: Do not incude c-common.h.
24109 2009-05-01 Michael Matz <matz@suse.de>
24111 * calls.c (initialize_argument_information): Handle SSA names like
24112 decls with a non MEM_P DECL_RTL.
24114 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
24116 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
24117 * ipa-utils.c: Likewise.
24118 * ipa-type-escape.c: Likewise.
24119 * cgraphunit.c Do not include c-common.h.
24120 * ipa-pure-const.c: Likewise.
24121 * tree-if-conv.c: Likewise.
24122 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
24123 * ipa-struct-reorg.c: Likewise.
24124 * tree-nomudflap.c: Likewise.
24125 * tree-ssa-structalias.c: Likewise.
24127 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
24129 * store-motion.c: Many cleanups to make this pass a first-class
24130 citizen instead of an appendix to gcse load motion. Add TODO list
24131 to make this pass faster/cleaner/better.
24133 (struct ls_expr): Post gcse.c-split cleanups.
24134 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
24135 "stores" field to "avail_stores".
24136 (pre_ldst_mems): Rename to store_motion_mems.
24137 (pre_ldst_table): Rename to store_motion_mems_table.
24138 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
24139 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
24140 (ldst_entry): Rename to st_expr_entry, update users.
24141 (free_ldst_entry): Rename to free_st_expr_entry, update users.
24142 (free_ldst_mems): Rename to free_store_motion_mems, update users.
24143 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
24145 (first_ls_expr): Rename to first_st_expr, update users.
24146 (next_ls_expr): Rename to next_st_expr, update users.
24147 (print_ldst_list): Rename to print_store_motion_mems. Print names of
24148 fields properly for store motion instead of names inherited from load
24150 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
24151 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
24154 (ae_kill): Rename to st_kill, update users.
24155 (ae_gen): Rename to st_avloc, update users.
24156 (transp): Rename to st_transp, update users.
24157 (pre_insert_map): Rename to st_insert_map, update users.
24158 (pre_delete_map): Rename to st_delete_map, update users.
24159 (insert_store, build_store_vectors, free_store_memory,
24160 one_store_motion_pass): Update for abovementioned changes.
24162 (gcse_subst_count, gcse_create_count): Remove.
24163 (one_store_motion_pass): New statistics counters "n_stores_deleted"
24164 and "n_stores_created", local variables.
24166 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
24169 (regvec, compute_store_table_current_insn): Remove.
24170 (reg_set_info, reg_clear_last_set): Remove.
24171 (compute_store_table): Use DF caches instead of local dataflow
24174 2009-05-01 Joseph Myers <joseph@codesourcery.com>
24176 * c-objc-common.c (c_tree_printer): Print identifiers with
24177 pp_identifier, not pp_string. Mark "({anonymous})" for
24179 * c-pretty-print.c (pp_c_ws_string): New.
24180 (pp_c_cv_qualifier, pp_c_type_specifier,
24181 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
24182 pp_c_storage_class_specifier, pp_c_function_specifier,
24183 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
24184 pp_c_primary_expression, pp_c_postfix_expression,
24185 pp_c_unary_expression, pp_c_shift_expression,
24186 pp_c_relational_expression, pp_c_equality_expression,
24187 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
24188 use pp_string and pp_c_ws_string in place of pp_identifier and
24189 pp_c_identifier for non-identifiers. Mark English strings for
24191 * c-pretty-print.h (pp_c_ws_string): Declare.
24193 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
24194 Roland McGrath <roland@redhat.com>
24196 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
24197 (ENABLE_LD_BUILDID): New configuration option.
24198 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
24199 (LINK_BUILDID_SPEC): New macro.
24200 (init_spec): If defined, prepend it between LINK_EH_SPEC and
24202 * doc/install.texi: Document --enable-linker-build-id option.
24203 * configure: Rebuild.
24204 * config.in: Rebuild.
24206 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
24208 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
24209 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
24210 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
24211 MIPS_GP_SAVE_AREA_SIZE.
24212 * config/mips/mips.c (struct mips_frame_info): Update comment
24213 before arg_pointer_offset and hard_frame_pointer_offset.
24214 (mips_compute_frame_info): Update diagram before function: to
24215 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
24216 indicate the position of frame_pointer_rtx with -fstack-protector and
24217 to show args_size. Don't allocate cprestore area for leaf functions
24218 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
24220 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
24222 2009-04-30 Michael Matz <matz@suse.de>
24224 PR tree-optimization/39955
24225 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
24227 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
24229 * ira.c (setup_cover_and_important_classes): Use safe macro
24230 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
24232 * genpreds.c (write_tm_preds_h): Output suitable definition of
24233 REG_CLASS_FOR_CONSTRAINT.
24235 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
24237 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
24239 * bitmap.c (bitmap_descriptor): Likewise.
24240 * ggc-common.c (loc_descriptor): Likewise.
24241 * varray.c (varray_descriptor): Likewise.
24242 * vec.c (vec_descriptor): Likewise.
24244 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
24246 * Makefile.in (dce.o): Add $(EXCEPT_H).
24247 * dce.c: Include except.h and delete redundant vector definitions.
24248 (deletable_insn_p): Return false for non-call insns that can throw
24251 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
24253 * gcse.c (ae_gen): Remove.
24254 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
24255 and make non-static function to make it available in store-motion.c.
24256 Update call sites with search-and-replace.
24257 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
24258 extract_mentioned_regs, extract_mentioned_regs_helper,
24259 find_moveable_store, compute_store_table, load_kills_store, find_loads,
24260 store_killed_in_insn, store_killed_after, store_killed_before,
24261 build_store_vectors, insert_insn_start_basic_block, insert-store,
24262 remove_reachable_equiv_notes, replace_store_insn, delete_store,
24263 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
24264 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
24265 * store-motion.c: ...new file. Also copy data structures from gcse.c
24266 and clean up to remove parts not used by store motion.
24267 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
24268 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
24270 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24273 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
24274 when optimizing for size.
24276 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
24278 * gcse.c (gcse_constant_p): Fix typo in last change.
24280 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
24282 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
24284 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
24286 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
24288 2009-04-29 James E. Wilson <wilson@codesourcery.com>
24290 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
24291 CONST_HIGH_PART result.
24293 2009-04-29 Anatoly Sokolov <aesok@post.ru>
24295 * config/avr/avr.c (initial_elimination_offset): Rename to
24296 avr_initial_elimination_offset.
24297 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
24298 change return type to bool.
24299 (avr_can_eliminate): New function.
24300 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
24301 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
24302 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
24303 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
24304 avr_initial_elimination_offset.
24305 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
24306 (avr_initial_elimination_offset): Define.
24308 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
24309 Steven Bosscher <steven@gcc.gnu.org>
24311 PR rtl-optimization/39938
24312 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
24313 * cfgrtl.c: Include insn-attr.h.
24314 (rest_of_pass_free_cfg): New function.
24315 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
24316 * resource.c (init_resource_info): Remove call to df_analyze.
24318 2009-04-29 Richard Guenther <rguenther@suse.de>
24321 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
24322 allow conversion to signed integers.
24324 2009-04-29 Richard Guenther <rguenther@suse.de>
24326 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
24327 shifts of floating point vectors if the shift amount is
24328 a constant multiple of the element size.
24330 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
24331 Michael Matz <matz@suse.de>
24333 PR middle-end/39927
24335 * tree-outof-ssa.c (emit_partition_copy): New function.
24336 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
24337 insert_part_to_rtx_on_edge): Perform the partition base var
24338 copy using emit_partition_copy.
24339 (insert_value_copy_on_edge): Convert constants to the right mode.
24340 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
24341 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
24343 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
24345 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
24346 scan backwards to try to find a constant to initialize it.
24348 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
24349 insn before the loop_end instruction, don't look past labels.
24351 2009-04-29 Richard Guenther <rguenther@suse.de>
24353 PR middle-end/39937
24354 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
24355 loose type conversions.
24356 (forward_propagate_addr_expr): Fix tuplification bug. Remove
24357 stmts only if there are no uses of its definition.
24359 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
24361 * config/bfin/bfin.h (splitting_loops): Declare.
24362 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
24363 Reorder bit definitions to be ascending.
24364 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
24365 * config/bfin/bfin.c (splitting_loops): New variable.
24366 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
24367 (struct loop_info): Remove members INIT and LOOP_INIT.
24368 (bfin_optimize_loop): Don't set them. Reorder the code that generates
24369 the LSETUP sequence. Allow LC to be loaded from any register, but
24370 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
24371 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
24373 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
24374 of reload_completed.
24377 * config/bfin/bfin.md (movsi_insn): Refine constraints.
24379 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
24381 * Makefile.in (PLUGIN_VERSION_H): New.
24382 (OBJS-common): Remove plugin-version.o.
24383 (plugin.o): Depend on (PLUGIN_VERSION_H).
24384 (plugin-version.o): Remove.
24385 * configure: Regenerate
24386 * configure.ac: Create plugin-version.h.
24387 * gcc-plugin.h (plugin_gcc_version): Remove.
24388 (plugin_default_version_check): Change signature.
24389 * plugin-version.c: Remove.
24390 * plugin.c: Include plugin-version.h.
24391 (str_plugin_gcc_version_name): Remove.
24392 (try_init_one_plugin): Pass gcc version to plugin_init.
24393 (plugin_default_version_check): Both gcc and plugin versions are now
24396 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
24398 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
24399 problematic last insns. Test for TYPE_CALL rather than CALL_P.
24400 Remove special case testing for last insn of inner loops. Don't fail
24401 if the loop ends with a jump, emit an extra nop instead.
24403 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
24404 DREGS rather than comparing directly. Remove code that tries to
24405 account for latencies.
24407 2009-04-29 Richard Guenther <rguenther@suse.de>
24409 PR tree-optimization/39941
24410 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
24411 eliminating an indirect call.
24413 2009-04-29 Richard Guenther <rguenther@suse.de>
24415 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
24416 parameter. Allow invariants as base if !require_lvalue.
24417 (verify_gimple_assign_single): Adjust.
24419 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
24421 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
24422 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
24423 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
24424 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
24425 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
24427 * config/bfin/bfin.c (bfin_expand_builtin,
24428 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
24430 2009-04-28 Richard Guenther <rguenther@suse.de>
24432 * tree-vect-loop.c (get_initial_def_for_induction): Use
24433 correct types for pointer increment.
24435 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24437 * toplev.c (print_version): Update GMP version string calculation.
24439 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
24441 PR rtl-optimization/39938
24442 * resource.c (init_resource_info): Add call to df_analyze.
24444 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
24446 * config/alpha/alpha.md (usegp): Cast the result of
24447 alpha_find_lo_sum_using_gp to enum attr_usegp.
24448 * config/alpha/alpha.c (override_options): Remove end-of-structure
24449 marker element from cpu_table. Use array size of cpu_table to handle
24450 -mcpu and -mtune options.
24451 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
24453 2009-04-28 Joseph Myers <joseph@codesourcery.com>
24455 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
24456 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
24457 tune_32 and tune_64.
24458 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
24459 support on PowerPC.
24460 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
24461 * config/rs6000/option-defaults.h: ... here. New file.
24462 (OPT_64, OPT_32): Define.
24463 (MASK_64BIT): Define to 0 if not already defined.
24464 (OPT_ARCH64, OPT_ARCH32): Define.
24465 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
24468 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24470 * config/arm/arm.c (arm_override_options): Emit error on using
24473 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
24475 PR rtl-optimization/39914
24476 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
24477 registers for allocnos created from user-defined variables only
24478 when not optimizing.
24480 2009-04-28 Richard Guenther <rguenther@suse.de>
24482 PR middle-end/39937
24483 * fold-const.c (fold_binary): Use distribute_real_division only
24486 2009-04-28 Steve Ellcey <sje@cup.hp.com>
24488 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
24489 add hpux-stdint.h to tm_file.
24490 (hppa[12]*-*-hpux11*): Ditto.
24491 (ia64*-*-hpux*): Ditto.
24492 * config/hpux-stdint.h: New.
24493 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
24494 __STDC_EXT__ for all compiles.
24495 * config/pa/pa-hpux.h: Ditto.
24496 * config/pa/pa-hpux10.h: Ditto.
24497 * config/pa/pa-hpux11.h: Ditto.
24499 2009-04-28 Catherine Moore <clm@codesourcery.com>
24501 * debug.h (set_name): Add comment.
24503 2009-04-28 Andrew Pinski <pinskia@gmail.com>
24506 * config/darwin.c (machopic_gen_offset): Check
24507 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
24508 * config/arm/arm.c (require_pic_register): Likewise.
24510 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
24512 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
24513 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
24514 m32c_promote_prototypes): Delete.
24516 2009-04-28 Michael Matz <matz@suse.de>
24518 PR middle-end/39922
24519 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
24522 2009-04-28 Richard Guenther <rguenther@suse.de>
24524 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
24526 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24528 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
24529 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
24530 * config/arm/arm-tune.md: Regenerate.
24532 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
24534 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
24535 block if there are complex incoming edges.
24536 (sel_merge_blocks): Remove useless assert.
24537 (sel_redirect_edge_and_branch): Check that edge was redirected.
24538 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
24539 (sel_find_rgns): Delete declaration.
24540 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
24541 the region when it is not a preheader.
24543 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
24546 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
24548 2009-04-28 Richard Guenther <rguenther@suse.de>
24550 * tree.h (SSA_NAME_VALUE): Remove.
24551 (struct tree_ssa_name): Remove value_handle member.
24552 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
24553 array for jump threading.
24554 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
24556 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
24557 * tree-flow.h (threadedge_initialize_values): Declare.
24558 (threadedge_finalize_values): Likewise.
24559 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
24560 (SSA_NAME_VALUE): Define.
24561 (threadedge_initialize_values): New function.
24562 (threadedge_finalize_values): Likewise.
24563 * tree-ssa-dom.c (ssa_name_values): New global variable.
24564 (SSA_NAME_VALUE): Define.
24565 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
24567 2009-04-28 Ira Rosen <irar@il.ibm.com>
24569 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
24570 Use REPORT_VECTORIZED_LOCATIONS instead
24571 REPORT_VECTORIZED_LOOPS.
24572 * tree-vectorizer.c (vect_verbosity_level): Make static.
24573 (vect_loop_location): Rename to vect_location.
24574 (vect_set_verbosity_level): Update comment.
24575 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
24577 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
24578 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
24579 instead REPORT_UNVECTORIZED_LOOPS.
24580 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
24581 and vect_loop_def to vect_external_def and vect_internal_def.
24582 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
24583 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
24584 REPORT_UNVECTORIZED_LOCATIONS.
24585 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
24586 and vect_used_in_loop and to vect_unused_in_scope and
24587 vect_used_in_scope.
24588 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
24589 (vect_verbosity_level): Remove declaration.
24590 (vect_analyze_operations): Likewise.
24591 (vect_analyze_stmt): Declare.
24592 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
24593 REPORT_UNVECTORIZED_LOCATIONS.
24594 (vect_get_loop_niters): Fix indentation.
24595 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
24596 (vect_analyze_loop_operations): New function.
24597 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
24598 vect_analyze_operations.
24599 (vect_is_simple_reduction): Use new names.
24600 (vectorizable_live_operation, vect_transform_loop): Likewise.
24601 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
24602 to specify whether the data references can be a part of interleaving
24604 (vect_analyze_data_ref_dependence): Use new names.
24605 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
24606 (vect_create_addr_base_for_vector_ref): Remove redundant code.
24607 * tree-vect-patterns.c (widened_name_p): Use new names.
24608 (vect_recog_dot_prod_pattern): Likewise.
24609 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
24610 (process_use, vect_mark_stmts_to_be_vectorized,
24611 vect_model_simple_cost, vect_model_store_cost,
24612 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
24613 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
24614 vectorizable_operation, vectorizable_type_demotion,
24615 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
24616 vectorizable_condition): Likewise.
24617 (vect_analyze_operations): Split into vect_analyze_loop_operations
24619 (vect_analyze_stmt): ... new function.
24620 (new_stmt_vec_info): Use new names.
24621 (vect_is_simple_use): Use new names and fix comment.
24622 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
24623 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
24625 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
24628 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
24629 and integer modes for x87 operands. Do not ICE for unsupported size,
24630 generate error instead. Generate error for unsupported operand types.
24631 ['z']: Do not handle HImode memory operands specially. Warning
24632 for floating-point operands. Fallthru to 'Z' for unsupported operand
24633 types. Do not ICE for unsupported size, generate error instead.
24634 (output_387_binary_op): Use %Z to output operands.
24635 (output_fp_compare): Ditto.
24636 (output_387_reg_move): Ditto.
24638 2009-04-28 Ben Elliston <bje@au.ibm.com>
24643 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24645 * builtins.c (c_strlen): Do not warn here.
24646 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
24647 * c-common.c (pointer_int_sum): Take an explicit location.
24648 Warn about offsets out of bounds.
24649 * c-common.h (pointer_int_sum): Adjust declaration.
24651 2009-04-27 Ian Lance Taylor <iant@google.com>
24653 * collect2.c (is_ctor_dtor): Change type of ret field in struct
24655 * dce.c (run_fast_df_dce): Change type of old_flags to int.
24656 * df-core.c (df_set_flags): Change return type to int. Change
24657 type of old_flags to int.
24658 (df_clear_flags): Likewise.
24659 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
24660 (df_get_conditional_uses): Likewise.
24661 * df.h (df_set_flags, df_clear_flags): Update declarations.
24662 * dwarf2out.c (struct indirect_string_node): Change type of form
24663 field to enum dwarf_form.
24664 (AT_string_form): Change return type to enum dwarf_form.
24665 * fixed-value.c (fixed_compare): Add cast to enum type.
24666 * fwprop.c (update_df): Change 0 to VOIDmode.
24667 * gensupport.c: Change 0 to UNKNOWN.
24668 * gimple.h (gimple_cond_code): Add cast to enum type.
24669 * haifa-sched.c (reemit_notes): Add cast to enum type.
24670 * hooks.c (hook_int_void_no_regs): Remove function.
24671 * hooks.h (hook_int_void_no_regs): Remove declaration.
24672 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
24673 * predict.c (combine_predictions_for_insn): Add casts to enum type.
24674 * real.c (real_arithmetic): Add cast to enum type.
24675 (real_compare): Likewise.
24676 * target.h (struct gcc_target): Change return type of
24677 branch_target_register_class to enum reg_class.
24678 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
24679 default_branch_target_register_class.
24680 * targhooks.c (default_branch_target_register_class): New function.
24681 * targhooks.h (default_branch_target_register_class): Declare.
24682 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
24683 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
24685 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
24687 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
24688 vect_uninitialized_def. Change 0 to ERROR_MARK.
24689 * tree-vect-stmts.c (supportable_widening_operation): Don't
24690 initialize icode1 and icode2.
24691 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
24692 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
24694 (cmn_err_flag_specs): Change 0 to STD_C89.
24695 (cmn_err_char_table): Likewise.
24696 * config/arm/arm.c (get_arm_condition_code): Change type of code
24697 to enum arm_cond_code.
24698 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
24699 (IWMMXT_BUILTIN2): Likewise.
24700 (neon_builtin_type_bits): Don't define typedef.
24701 (neon_builtin_datum): Change type of bits field to int.
24702 (arm_expand_neon_args): Add cast to enum type.
24703 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
24705 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
24706 casts to enum type.
24707 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
24709 * config/mips/mips.md (jal_macro): Return enum constant.
24710 (single_insn): Likewise.
24711 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
24713 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
24714 casts to enum type.
24715 * config/s390/s390.c (s390_tune_flags): Change type to int.
24716 (s390_arch_flags): Likewise.
24717 (s390_handle_arch_option): Change flags field of struct pta to int.
24718 * config/s390/s390.h (s390_tune_flags): Update declaration.
24719 (s390_arch_flags): Likewise.
24720 * config/sh/sh.c (prepare_move_operands): Compare
24721 tls_symbolic_operand result with enum constant.
24722 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
24723 (sh_expand_prologue): Add cast to enum type.
24724 (sh_expand_epilogue): Likewise.
24725 (tls_symbolic_operand): Change return type to enum tls_model.
24726 (fpscr_set_from_mem): Add cast to enum type.
24727 (legitimize_pic_address): Compare tls_symbolic_operand result with
24729 (sh_target_reg_class): Change return type to enum reg_class.
24730 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
24732 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
24733 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
24734 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
24735 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
24736 (delayed_branch, tls_call_delay): Likewise.
24737 (eligible_for_sibcall_delay): Likewise.
24738 (eligible_for_return_delay): Likewise.
24739 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
24740 (spu_expand_builtin_1): Likewise.
24742 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
24743 for all types of conversions.
24744 (output_init_element): Issue -Wc++-compat warning if needed when
24745 initializing a bitfield with enum type.
24746 * c-parser.c (c_parser_expression): Set original_type to
24747 original_type of right hand operand of comma operator.
24749 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24751 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
24753 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
24754 * doc/cpp.texi (Standard Predefined Macros)
24755 (Implementation-defined behavior): Likewise.
24756 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
24757 * doc/gimple.texi (GIMPLE Exception Handling)
24758 (@code{GIMPLE_ASSIGN}): Likewise.
24759 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
24760 * doc/invoke.texi (Warning Options, Optimize Options)
24761 (AVR Options, Darwin Options): Likewise.
24762 (Optimize Options): Reformulate -fwhole-program description.
24763 * doc/loop.texi (Lambda): Likewise.
24764 * doc/md.texi (Output Template, Define Constraints)
24765 (Standard Names, Insn Splitting): Likewise.
24766 * doc/options.texi (Option properties): Likewise.
24767 * doc/passes.texi (Tree-SSA passes): Likewise.
24768 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
24769 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
24770 (File Names and DBX): Likewise.
24771 * doc/trouble.texi (Incompatibilities): Likewise.
24773 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
24775 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
24776 instruction is correct.
24778 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
24780 Allow non-constant arguments to conversion intrinsics.
24781 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
24782 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
24783 * spu.c (print_operand): Handle 'v' and 'w'.
24784 (exp2_immediate_p, spu_gen_exp2): Define.
24785 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
24786 spu_convtf_1): Update parameter descriptions.
24787 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
24788 * constraints.md ('v', 'w'): New.
24789 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
24791 (i2f, I2F): New define_mode_attr.
24792 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
24793 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
24794 fixuns_truncv4sfv4si2): Update to use mode attribute.
24795 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
24796 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
24797 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
24798 patterns for combine.
24800 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
24802 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
24803 (cprop, hoist, pre, store_motion): New debug counters.
24804 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
24805 is not an RTL pass anymore.
24806 (pass_profiling): Remove extern decl for pass removed in 2005.
24807 (pass_gcse, pass_jump_bypass): Remove.
24808 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
24809 to 0 for clean state.
24810 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
24811 * cse.c (gate_handle_cse_after_global_opts,
24812 rest_of_handle_cse_after_global_opts): New functions.
24813 (pass_cse_after_global_opts): New pass, does local CSE.
24814 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
24815 (TV_CPROP): New timevar.
24816 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
24817 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
24818 (gcse_main, recompute_all_luids): Remove.
24819 (compute_hash_table_work): Call max_reg_num instead of reading
24821 (cprop_jump): Don't set run_jump_opt_after_gcse.
24822 (constprop_register): Always allow to alter jumps.
24823 (cprop_insn): Likewise.
24824 (do_local_cprop): Likewise.
24825 (local_cprop_pass): Likewise. Return non-zero if something changed.
24826 (cprop): Remove function, fold interesting bits into one_cprop_pass.
24827 (find_implicit_sets): Add note about missed optimization opportunity.
24828 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
24829 pass_rtl_cprop execute function.
24830 Don't bother tracking the pass number, each pass gets its own dumpfile
24832 Always allow to alter jumpsand bypass jumps.
24833 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
24834 will just find no suitable set.
24835 (pre_edge_insert): Fix dumping, this function is for PRE only.
24836 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
24837 pass_rtl_pre execute function.
24838 (hoist_code): Return non-zero if something changed. Keep track of
24839 substitutions and insertions for statistics gathering similar to PRE.
24840 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
24841 called from the pass_rtl_hoist execute function. Show pass statistics.
24842 (compute_store_table): Use max_reg_num directly instead of using the
24843 formerly global max_gcse_regno.
24844 (build_store_vectors): Likewise.
24845 (replace_store_insn): Fix dumping.
24846 (store_motion): Rename to ...
24847 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
24848 pass, called from the pass_rtl_store_motion execute function. Keep
24849 track of substitutions and insertions for statistics gathering similar
24851 (bypass_jumps): Remove, fold interesting bits into ...
24852 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
24853 from the pass_rtl_cprop execute function.
24854 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
24855 pass_jump_bypass): Remove.
24856 (gate_handle_gcse, rest_of_handle_gcse): Remove.
24857 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
24858 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
24859 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
24860 (gate_rtl_store_motion, execute_rtl_store_motion,
24861 pass_rtl_store_motion): New.
24862 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
24863 make it clear that -fcse-skip-blocks is a no-op for backward compat.
24864 * passes.c (init_optimization_passes): Remove pass_gcse and
24865 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
24866 and cse_after_global_opts in place of pass_gcse. Schedule cprop
24867 instead of pass_jump_bypass.
24869 2009-04-27 Richard Guenther <rguenther@suse.de>
24871 PR middle-end/39928
24872 * gimplify.c (gimplify_expr): If we are required to create
24873 a temporary make sure it ends up as register.
24875 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
24878 * config/i386/i386.c (construct_container): Don't call
24879 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
24880 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
24882 2009-04-27 Michael Matz <matz@suse.de>
24884 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
24885 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
24886 * tree-ssa-live.h (find_replaceable_exprs): Return a bitmap.
24887 (dump_replaceable_exprs): Take a bitmap.
24888 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
24890 (expand_gimple_basic_block): Likewise.
24891 * tree-ssa-ter.c (struct temp_expr_table_d): Make
24892 replaceable_expressions member a bitmap.
24893 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
24894 (mark_replaceable): Likewise.
24895 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
24896 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
24898 2009-04-27 Richard Guenther <rguenther@suse.de>
24900 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
24901 (verify_stmts): Dispatch to gimple/type verification code.
24902 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
24903 issue with call argument types.
24905 2009-04-27 Michael Matz <matz@suse.de>
24907 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
24908 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
24911 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
24912 Eric Botcazou <ebotcazou@adacore.com>
24914 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
24915 a label's basic block.
24916 (mark_target_live_regs): Tidy and rework obsolete comments.
24917 Change back DF problem to LIVE. If a label starts a basic block,
24918 assume that all registers that used to be live then still are.
24919 (init_resource_info): If a label starts a basic block, set its
24920 BLOCK_FOR_INSN accordingly.
24921 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
24923 2009-04-27 Richard Guenther <rguenther@suse.de>
24925 * tree-flow-inline.h (function_ann): Remove.
24926 (get_function_ann): Likewise.
24927 * tree-dfa.c (create_function_ann): Remove.
24928 * tree-flow.h (struct static_var_ann_d): Remove.
24929 (struct function_ann_d): Likewise.
24930 (union tree_ann_d): Remove fdecl member.
24931 (function_ann_t): Remove.
24932 (function_ann, get_function_ann, create_function_ann): Remove
24935 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
24937 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
24939 2009-04-27 Jan Hubicka <jh@suse.cz>
24941 * ipa-pure-const.c (struct funct_state_d): New fields
24942 state_previously_known, looping_previously_known; remove
24943 state_set_in_source.
24944 (analyze_function): Use new fields.
24945 (propagate): Avoid assumption that state_set_in_source imply
24948 * tree-ssa-loop-niter.c (finite_loop_p): New function.
24949 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
24950 * cfgloop.h (finite_loop_p): Declare.
24952 2009-04-26 Michael Matz <matz@suse.de>
24954 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
24956 2009-04-26 Michael Matz <matz@suse.de>
24958 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
24959 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
24960 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
24961 pass_mark_used_blocks): Remove.
24962 * tree-optimize.c (pass_free_datastructures,
24963 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
24964 * passes.c (init_optimization_passes): Don't call
24965 pass_mark_used_blocks, remove dead code.
24967 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
24969 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
24970 * tree-ssa-live.h (register_ssa_partition): Likewise.
24972 2009-04-26 Michael Matz <matz@suse.de>
24975 * builtins.c (fold_builtin_next_arg): Handle SSA names.
24976 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
24977 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
24979 (compare_pairs): Swap cost comparison.
24980 (coalesce_ssa_name): Don't use change_partition_var.
24981 * tree-nrv.c (struct nrv_data): Add modified member.
24982 (finalize_nrv_r): Set it.
24983 (tree_nrv): Use it to update statements.
24984 (pass_nrv): Require PROP_ssa.
24985 * tree-mudflap.c (mf_decl_cache_locals,
24986 mf_build_check_statement_for): Use make_rename_temp.
24987 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
24988 * alias.c (find_base_decl): Handle SSA names.
24989 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
24990 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
24991 * rtl.h (set_reg_attrs_for_parm): Declare.
24992 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
24993 to "optimized", remove unused locals at finish.
24994 (execute_free_datastructures): Make global, call
24995 delete_tree_cfg_annotations.
24996 (execute_free_cfg_annotations): Don't call
24997 delete_tree_cfg_annotations.
24999 * ssaexpand.h: New file.
25000 * expr.c (toplevel): Include ssaexpand.h.
25001 (expand_assignment): Handle SSA names the same as register variables.
25002 (expand_expr_real_1): Expand SSA names.
25003 * cfgexpand.c (toplevel): Include ssaexpand.h.
25004 (SA): New global variable.
25005 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
25006 (SSAVAR): New macro.
25007 (set_rtl): New helper function.
25008 (add_stack_var): Deal with SSA names, use set_rtl.
25009 (expand_one_stack_var_at): Likewise.
25010 (expand_one_stack_var): Deal with SSA names.
25011 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
25012 before unique numbers.
25013 (expand_stack_vars): Use set_rtl.
25014 (expand_one_var): Accept SSA names, add asserts for them, feed them
25015 to above subroutines.
25016 (expand_used_vars): Expand all partitions (without default defs),
25017 then only the local decls (ignoring those expanded already).
25018 (expand_gimple_cond): Remove edges when jumpif() expands an
25019 unconditional jump.
25020 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
25021 or remove abnormal edges. Ignore insns setting the LHS of a TERed
25023 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
25024 members of SA; deal with PARM_DECL partitions here; expand
25025 all PHI nodes, free tree datastructures and SA. Commit instructions
25026 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
25027 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
25028 info and statements at start, collect garbage at finish.
25029 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
25030 (VAR_ANN_PARTITION) Remove.
25031 (change_partition_var): Don't declare.
25032 (partition_to_var): Always return SSA names.
25033 (var_to_partition): Only accept SSA names.
25034 (register_ssa_partition): Only check argument.
25035 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
25037 (delete_var_map): Don't free it.
25038 (var_union): Only accept SSA names, simplify.
25039 (partition_view_init): Mark only useful SSA names as used.
25040 (partition_view_fini): Only deal with SSA names.
25041 (change_partition_var): Remove.
25042 (dump_var_map): Use ssa_name instead of partition_to_var member.
25043 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
25045 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
25046 (struct _elim_graph): New member const_dests; nodes member vector of
25048 (set_location_for_edge): New static helper.
25049 (create_temp): Remove.
25050 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
25051 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
25052 (new_elim_graph): Allocate const_dests member.
25053 (clean_elim_graph): Truncate const_dests member.
25054 (delete_elim_graph): Free const_dests member.
25055 (elim_graph_size): Adapt to new type of nodes member.
25056 (elim_graph_add_node): Likewise.
25057 (eliminate_name): Likewise.
25058 (eliminate_build): Don't take basic block argument, deal only with
25059 partition numbers, not variables.
25060 (get_temp_reg): New static helper.
25061 (elim_create): Use it, deal with RTL temporaries instead of trees.
25062 (eliminate_phi): Adjust all calls to new signature.
25063 (assign_vars, replace_use_variable, replace_def_variable): Remove.
25064 (rewrite_trees): Only do checking.
25065 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
25066 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
25067 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
25068 contains_tree_r, MAX_STMTS_IN_LATCH,
25069 process_single_block_loop_latch, analyze_edges_for_bb,
25070 perform_edge_inserts): Remove.
25071 (expand_phi_nodes): New global function.
25072 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
25073 functions, initialize new parameter, remember partitions having a
25075 (finish_out_of_ssa): New global function.
25076 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
25077 don't reset in_ssa_p here, don't disable TER when mudflap.
25078 (pass_del_ssa): Remove.
25079 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
25081 (execute_free_datastructures): Declare.
25082 * Makefile.in (SSAEXPAND_H): New variable.
25083 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
25084 * basic-block.h (commit_one_edge_insertion): Declare.
25085 * passes.c (init_optimization_passes): Move pass_nrv and
25086 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
25087 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
25088 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
25089 (redirect_branch_edge): Deal with super block when expanding, split
25090 out jump patching itself into ...
25091 (patch_jump_insn): ... here, new static helper.
25093 2009-04-26 Michael Matz <matz@suse.de>
25095 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
25096 beyond num_ssa_names.
25097 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
25098 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
25100 2009-04-26 Jakub Jelinek <jakub@redhat.com>
25102 PR inline-asm/39543
25103 * fwprop.c (forward_propagate_asm): New function.
25104 (forward_propagate_and_simplify): Propagate also into __asm, if it
25105 doesn't increase the number of referenced registers.
25108 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
25110 2009-04-26 Jakub Jelinek <jakub@redhat.com>
25112 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
25113 note_nonlocal_vla_type for nonlocal VLAs.
25114 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
25115 contains_remapped_vars, remap_vla_decls): New functions.
25116 (convert_nonlocal_reference_stmt): If not optimizing, call
25117 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
25118 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
25119 if it wasn't found in var_map.
25120 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
25121 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
25122 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
25124 * gimplify.c (nonlocal_vlas): New variable.
25125 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
25127 (gimplify_body): Create and destroy nonlocal_vlas.
25129 * dwarf2out.c (loc_descr_plus_const): New function.
25130 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
25131 mem_loc_descriptor, loc_descriptor_from_tree_1,
25132 descr_info_loc, gen_variable_die): Use it.
25134 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
25135 !TREE_STATIC VAR_DECLs.
25136 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
25137 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
25138 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
25139 DECL_BY_REFERENCE is valid.
25140 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
25141 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
25142 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
25143 Copy DECL_BY_REFERENCE.
25144 (struct nesting_copy_body_data): New type.
25145 (nesting_copy_decl): New function.
25146 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
25147 if they have variable length.
25149 2009-04-26 Michael Matz <matz@suse.de>
25151 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
25152 mark new temporaries for renaming.
25154 2009-04-26 Joseph Myers <joseph@codesourcery.com>
25157 * c-decl.c (global_bindings_p): Return negative value.
25158 (c_variable_size): New. Based on variable_size from
25160 (grokdeclarator): Call c_variable_size not variable_size.
25162 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
25164 * config/i386/i386.c (print_operand) ['z']: Fix typo.
25166 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
25168 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
25169 Redefine it to just use mingw/include.
25170 (ASM_SPEC): Rules for -m32 and -m64.
25171 (LINK_SPEC): Use Likewise.
25172 (SPEC_32): New define.
25173 (SPEC_64): Likewise.
25174 (SUB_LINK_SPEC): Likewise.
25175 (MULTILIB_DEFAULTS): New define.
25176 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
25177 Add multilib options.
25178 (MULTILIB_DIRNAMES): Likewise.
25179 (MULTILIB_OSDIRNAMES): Likewise.
25180 (LIBGCC): Likewise.
25181 (INSTALL_LIBGCC): Likewise.
25183 2009-04-26 Joseph Myers <joseph@codesourcery.com>
25186 * c-tree.h (enum c_inline_static_type): New.
25187 (record_inline_static): Declare.
25188 * c-decl.c (struct c_inline_static, c_inline_statics,
25189 record_inline_static, check_inline_statics): New.
25190 (pop_file_scope): Call check_inline_statics.
25191 (start_decl): Call record_inline_static instead of pedwarning
25192 directly for static in inline function.
25193 * c-typeck.c (build_external_ref): Call record_inline_static
25194 instead of pedwarning directly for static referenced in inline
25197 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
25199 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
25200 not new but only being rescanned.
25201 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
25202 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
25203 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
25204 record_set_info, compute_set, grealloc): Remove.
25205 (recompute_all_luids): New function.
25206 (gcse_main): Don't compute sets, and don't do related memory
25207 allocations/free-ing. If something changed before the end of the
25208 pass, update LUIDs using recompute_all_luids.
25209 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
25210 (free_gcse_mem): Don't free it either.
25211 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
25212 Use the df insn LUIDs.
25213 (load_killed_in_block): Likewise.
25214 (compute_hash_table_work): Don't compute reg_set_in_block.
25215 (compute_transp): Use DF_REG_DEF_CHAINs.
25216 (local_cprop_pass): Don't use compute_sets and related functions.
25217 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
25218 Use get_max_uid() instead of max_cuid.
25219 (insert_insn_end_basic_block, pre_insert_copy_insn,
25220 update_ld_motion_stores): Don't try to
25221 keep reg_set tables up to date.
25222 (pre_insert_copies): Use df insn LUIDs.
25223 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
25224 (reg_set_info): Don't use extra bitmap argument.
25225 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
25226 information to compute regs_set_in_block.
25227 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
25228 (bypass_jumps): Don't use compute_sets and friends.
25230 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25233 * opts.c (undocumented_msg): Do not leave blank even with
25236 2009-04-25 Joseph Myers <joseph@codesourcery.com>
25238 * c-decl.c (build_enumerator): Allow values folding to integer
25239 constants but not integer constant expressions with a pedwarn if
25242 2009-04-25 Joseph Myers <joseph@codesourcery.com>
25245 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
25246 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
25247 type is an integer constant.
25249 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
25252 * config/i386/i386.c (print_operand) ['z']: Revert handling of
25255 2009-04-25 Joseph Myers <joseph@codesourcery.com>
25258 * c-decl.c (grokdeclarator): Diagnose declarations of functions
25259 with variably modified return type and no storage class
25260 specifiers, except for the case of nested functions. Distinguish
25261 extern declarations of functions with variably modified return
25262 types from those of objects with variably modified types.
25264 2009-04-25 Jan Hubicka <jh@suse.cz>
25266 * tree.c (list_equal_p): New function.
25267 * tree.h (list_equal_p): Declare.
25268 * coretypes.h (edge_def, edge, const_edge, basic_block_def
25269 basic_block_def, basic_block, const_basic_block): New.
25270 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
25271 (redirect_eh_edge): New function.
25272 (make_eh_edge_update_phi): EH edges are not abnormal.
25273 * except.c: Include tree-flow.h.
25274 (list_match): New function.
25275 (eh_region_replaceable_by_p): New function.
25276 (replace_region): New function.
25277 (hash_type_list): New function.
25278 (hash_eh_region): New function.
25279 (eh_regions_equal_p): New function.
25280 (merge_peers): New function.
25281 (remove_unreachable_regions): Verify EH tree when checking;
25283 (copy_eh_region_1): New function.
25284 (copy_eh_region): New function.
25285 (push_reachable_handler): New function.
25286 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
25287 regions without label but with live RESX.
25288 * except.h (redirect_eh_edge_to_label): New.
25289 * tree-flow.h (redirect_eh_edge): New.
25290 * coretypes.h (edge_def, edge, const_edge, basic_block_def
25291 basic_block_def, basic_block, const_basic_block): Remove.
25292 * Makefile.in (except.o): Add dependency on tree-flow.h
25293 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
25294 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
25297 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
25300 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
25301 on the destination of memcpy.
25303 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
25305 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
25306 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
25307 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
25309 2009-04-25 Jan Hubicka <jh@suse.cz>
25311 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
25312 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
25313 to be reached by different label than left.
25314 (update_eh_edges): Update comment; remove edge_to_remove if possible
25315 and return true if suceeded.
25316 (cleanup_empty_eh): Accept sharing map; handle shared regions.
25317 (cleanup_eh): Compute sharing map.
25318 * except.c (remove_eh_handler_and_replace): Add argument if we should
25320 (remove_unreachable_regions): Update for label sharing.
25321 (label_to_region_map): Likewise.
25322 (get_next_region_sharing_label): New function.
25323 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
25325 (remove_eh_handler): Update.
25326 (remove_eh_region_and_replace_by_outer_of): New function.
25327 * except.h (struct eh_region): Add next_region_sharing_label.
25328 (remove_eh_region_and_replace_by_outer_of,
25329 get_next_region_sharing_label): Declare.
25330 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
25332 2009-04-25 Jan Hubicka <jh@suse.cz>
25334 * tree-cfg.c (split_critical_edges): Split also edges where we can't
25335 insert code even if they are not critical.
25337 2009-04-25 Jan Hubicka <jh@suse.cz>
25339 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
25340 (gimple_can_remove_branch_p): EH edges won't remove branch by
25342 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
25343 updating of non-abnormal EH edges.
25344 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
25345 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
25346 (split_critical_edges): Split also edges where emitting code on them
25347 will lead to splitting later.
25349 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
25350 H.J. Lu <hongjiu.lu@intel.com>
25353 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
25354 the configured assembler supports fildq and fistpq mnemonics.
25355 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
25356 * configure: Regenerated.
25357 * config.in: Ditto.
25359 * config/i386/i386.c (print_operand): Handle 'Z'.
25360 ['z']: Remove handling of special fild/fist suffixes.
25361 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
25362 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
25363 suffix of fild insn.
25364 (*floatsi<mode>2_vector_mixed): Ditto.
25365 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
25366 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
25367 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
25368 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
25369 * config/i386/gas.h (GAS_MNEMONICS): Remove.
25371 2009-04-25 Ben Elliston <bje@au.ibm.com>
25373 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
25374 the source of a set operation.
25376 2009-04-25 Anatoly Sokolov <aesok@post.ru>
25378 * target.h (struct gcc_target): Add case_values_threshold field.
25379 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
25380 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
25381 * targhooks.c (default_case_values_threshold): New function.
25382 * targhooks.h (default_case_values_threshold): Declare function.
25383 * stmt.c (expand_case): Use case_values_threshold target hook.
25384 * expr.h (case_values_threshold): Remove declartation.
25385 * expr.c (case_values_threshold): Remove function.
25386 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
25388 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
25389 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
25390 (avr_case_values_threshold): Declare as static.
25391 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
25393 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
25394 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
25395 (mn10300_case_values_threshold): New function.
25397 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
25399 * ira.c (setup_cover_and_important_classes): Add enum cast.
25401 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
25403 * genpreds.c (write_enum_constraint_num): Output definition of
25404 CONSTRAINT_NUM_DEFINED_P macro.
25405 * ira.c (setup_cover_and_important_classes): Use
25406 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
25408 2009-04-24 DJ Delorie <dj@redhat.com>
25410 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
25411 __SH2A_SINGLE_ONLY__ also.
25413 2009-04-24 Steve Ellcey <sje@cup.hp.com>
25415 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
25416 (movdf_internal): Ditto.
25417 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
25418 SFmode and DFmode constants.
25419 (ia64_print_operand): Add 'G' format for printing
25420 floating point constants.
25422 2009-04-24 Richard Guenther <rguenther@suse.de>
25424 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
25425 from unsigned additions.
25427 2009-04-24 Joseph Myers <joseph@codesourcery.com>
25429 * c-typeck.c (set_init_index): Allow array designators that are
25430 not integer constant expressions with a pedwarn if pedantic.
25432 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
25434 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
25435 zero if no overlap in nonzero bits between the operands.
25437 2009-04-24 Ian Lance Taylor <iant@google.com>
25439 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
25440 (record_dead_and_set_regs): Likewise.
25441 * df.h (struct df_mw_hardreg): Change flags field to int.
25442 (struct df_base_ref): Likewise.
25443 (struct df): Change changeable_flags field to int.
25444 * df-scan.c (df_defs_record): Change clobber_flags to int.
25445 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
25446 constants rather than #define macros.
25447 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
25448 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
25449 (enum dwarf_calling_convention): Likewise.
25450 (enum dwarf_line_number_x_ops): Likewise.
25451 (enum dwarf_call_frame_info): Likewise.
25452 (enum dwarf_source_language): Likewise.
25453 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
25454 (add_calling_convention_attribute): Likewise.
25455 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
25456 (combine_comparisons): Change compcode to int. Add cast to enum type.
25457 * genrecog.c (maybe_both_true_2): Change c to int.
25458 (write_switch): Likewise. Add cast to enum type.
25459 * gimplify.c (gimplify_omp_for): Handle return values from
25460 gimplify_expr using MIN rather than bitwise or.
25461 (gimplify_expr): Add cast to enum type.
25462 * ipa-prop.c (update_jump_functions_after_inlining): Change
25463 IPA_BOTTOM to IPA_JF_UNKNOWN.
25464 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
25465 Add casts to enum type.
25466 (setup_cover_and_important_classes): Change cl to int. Add casts
25468 (setup_class_translate): Change cl and mode to int.
25469 (ira_init_once): Change mode to int.
25470 (free_register_move_costs): Likewise.
25471 (setup_prohibited_mode_move_regs): Add casts to enum type.
25472 * langhooks.c (add_builtin_function_common): Rework assertion that
25473 value fits bitfield.
25474 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
25475 * omega.c (omega_do_elimination): Avoid math on enum types.
25476 * optabs.c (expand_vec_shift_expr): Remove casts to int.
25477 * opts.c (set_debug_level): Change 2 to enum constant. Use new
25478 int local to handle integral_argment value.
25479 * regmove.c (try_auto_increment): Change PUT_MODE to
25481 * reload.c (push_secondary_reload): Add casts to enum type.
25482 (secondary_reload_class, find_valid_class): Likewise.
25483 * reload1.c (emit_input_reload_insns): Likewise.
25484 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
25485 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
25486 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
25488 * tree.c (build_common_builtin_nodes): Add casts to enum type.
25489 * tree-complex.c (complex_lattice_t): Typedef to int rather than
25491 (expand_complex_libcall): Add casts to enum type.
25492 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
25493 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
25494 with ERROR_MARK, not NUM_TREE_CODES.
25495 (vect_create_epilog_for_reduction): Likewise.
25496 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
25497 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
25498 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
25500 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
25501 vect_unused_in_loop. Change 0 to loop_vect.
25502 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
25503 * var-tracking.c (get_init_value): Change return type to enum
25505 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
25506 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
25508 (arm_override_options): Add casts to enum type.
25509 (arm_emit_tls_decoration): Likewise.
25510 * config/i386/i386.c (ix86_function_specific_restore): Add casts
25512 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
25513 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
25514 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
25516 * config/s390/s390.c (code_for_builtin_64): Change to array of
25518 (code_for_builtin_31): Likewise.
25519 (s390_expand_builtin): Change code_for_builtin to enum insn_code
25521 * config/sparc/sparc.c (sparc_override_options): Change value
25522 field in struct code_model to enum cmodel. In initializer change
25523 0 to NULL and add cast to enum type.
25525 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
25526 Change all callers. Issue a -Wc++-compat warning using
25527 lhs_origtype if necessary.
25528 (convert_for_assignment): Issue -Wc++-compat warnings about
25529 invalid conversions to enum type on assignment.
25530 * c-common.h (build_modify_expr): Update declaration.
25532 2009-04-24 Nick Clifton <nickc@redhat.com>
25534 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
25535 (function_arg_advance): Likewise.
25536 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
25539 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
25541 * config/s390/constraints.md ('I', 'J'): Fix condition.
25543 2009-04-24 Diego Novillo <dnovillo@google.com>
25545 * gengtype-parse.c (parse_error): Add newline after message.
25547 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
25549 * config/i386/sse.md (avxmodesuffixs): Removed.
25550 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
25551 (*avx_pinsr<ssevecsize>): This.
25553 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
25555 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
25556 follow chains of regs with a single definition, and allow expressions
25557 that are function_invariant_p.
25558 (simple_rhs_p): Allow expressions that are function_invariant_p.
25560 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
25562 PR middle-end/39867
25563 * fold-const.c (fold_cond_expr_with_comparison): When folding
25564 > and >= to MAX, make sure the MAX uses the same type as the
25565 comparison's operands.
25567 2009-04-24 Nick Clifton <nickc@redhat.com>
25569 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
25570 addressing for DImode accesses.
25571 (frv_print_operand_address): Handle PLUS case.
25572 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
25574 2009-04-24 Jakub Jelinek <jakub@redhat.com>
25576 PR rtl-optimization/39794
25577 * alias.c (canon_true_dependence): Add x_addr argument.
25578 * rtl.h (canon_true_dependence): Adjust prototype.
25579 * cse.c (check_dependence): Adjust canon_true_dependence callers.
25580 * cselib.c (cselib_invalidate_mem): Likewise.
25581 * gcse.c (compute_transp): Likewise.
25582 * dse.c (scan_reads_nospill): Likewise.
25583 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
25584 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
25585 canon_base_addr of the group, plus optional offset.
25586 (struct group_info): Rename canon_base_mem to
25588 (get_group_info): Set canon_base_addr to canon_rtx of base, not
25589 canon_rtx of base_mem.
25591 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
25593 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
25594 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
25596 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25598 * config/spu/spu-builtins.h: Delete file.
25600 * config/spu/spu.h (enum spu_builtin_type): Move here from
25602 (struct spu_builtin_description): Likewise. Add GTY marker.
25603 Do not use enum spu_function_code or enum insn_code.
25604 (spu_builtins): Add extern declaration.
25606 * config/spu/spu.c: Do not include "spu-builtins.h".
25607 (enum spu_function_code, enum spu_builtin_type_index,
25608 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
25609 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
25610 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
25611 unsigned_V2DI_type_node): Move here from spu-builtins.h.
25612 (spu_builtin_types): Make static. Add GTY marker.
25613 (spu_builtins): Add extern declaration with GTY marker.
25614 Include "gt-spu.h".
25616 * config/spu/spu-c.c: Do not include "spu-builtins.h".
25617 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
25618 Check programmatically whether all parameters are scalar.
25620 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
25622 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
25624 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
25625 assignment from the constructor either if the target is volatile.
25627 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
25629 * config/arm/arm.md (insv): Do not share operands[0].
25631 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
25633 * config/vxlib-tls.c (active_tls_threads): Delete.
25634 (delete_hook_installed): New.
25635 (tls_delete_hook): Don't delete the delete hook.
25636 (tls_destructor): Delete it here.
25637 (__gthread_set_specific): Adjust installing the delete hook.
25638 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
25639 __gthread_leave_tsd_dtor_context.
25641 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
25643 * c-format.c (gcc_tdiag_char_table): Add support for %E.
25645 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
25647 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
25649 (alpha_rtx_costs): Ditto.
25650 (emit_unlikely_jump): Use add_reg_note.
25651 (emit_frame_store_1): Ditto.
25652 (alpha_expand_prologue): Ditto.
25653 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
25654 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
25656 2009-04-23 Nick Clifton <nickc@redhat.com>
25658 * config/v850/v850.md (epilogue): Remove suppressed code.
25659 (return): Rename to return_simple and remove test of frame size.
25660 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
25661 to gen_return_simple.
25663 2009-04-22 Jing Yu <jingyu@google.com>
25666 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
25668 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
25671 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
25672 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
25673 value is a VECTOR_CST, the element type is the element type of the
25676 2009-04-22 DJ Delorie <dj@redhat.com>
25678 * config/m32c/m32c.h: Update GTY annotations to new syntax.
25680 2009-04-22 Jakub Jelinek <jakub@redhat.com>
25682 * alias.c (find_base_term): Move around LO_SUM case, so that
25683 CONST falls through into PLUS/MINUS handling.
25686 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
25687 into 0, use omit_one_operand.
25689 2009-04-23 Ben Elliston <bje@au.ibm.com>
25691 * config/rs6000/linux-unwind.h (get_regs): Remove type
25692 puns. Change the type of `pc' to an array of unsigned ints and
25693 update all users. Constify frame24.
25695 2009-04-22 DJ Delorie <dj@redhat.com>
25697 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
25698 declarations before code.
25699 (current_function_special_page_vector): Likewise.
25700 (m32c_expand_insv): Silence a warning.
25702 2009-04-21 Taras Glek <tglek@mozilla.com>
25704 * alias.c: Update GTY annotations to new syntax.
25705 * basic-block.h: Likewise.
25706 * bitmap.h: Likewise.
25707 * c-common.h: Likewise.
25708 * c-decl.c: Likewise.
25709 * c-parser.c: Likewise.
25710 * c-pragma.c: Likewise.
25711 * c-tree.h: Likewise.
25712 * cfgloop.h: Likewise.
25713 * cgraph.h: Likewise.
25714 * config/alpha/alpha.c: Likewise.
25715 * config/arm/arm.h: Likewise.
25716 * config/avr/avr.h: Likewise.
25717 * config/bfin/bfin.c: Likewise.
25718 * config/cris/cris.c: Likewise.
25719 * config/darwin.c: Likewise.
25720 * config/frv/frv.c: Likewise.
25721 * config/i386/i386.c: Likewise.
25722 * config/i386/i386.h: Likewise.
25723 * config/i386/winnt.c: Likewise.
25724 * config/ia64/ia64.h: Likewise.
25725 * config/iq2000/iq2000.c: Likewise.
25726 * config/mips/mips.c: Likewise.
25727 * config/mmix/mmix.h: Likewise.
25728 * config/pa/pa.c: Likewise.
25729 * config/pa/pa.h: Likewise.
25730 * config/rs6000/rs6000.c: Likewise.
25731 * config/s390/s390.c: Likewise.
25732 * config/sparc/sparc.c: Likewise.
25733 * config/xtensa/xtensa.c: Likewise.
25734 * cselib.h: Likewise.
25735 * dbxout.c: Likewise.
25736 * dwarf2out.c: Likewise.
25737 * except.c: Likewise.
25738 * except.h: Likewise.
25739 * fixed-value.h: Likewise.
25740 * function.c: Likewise.
25741 * function.h: Likewise.
25742 * gimple.h: Likewise.
25743 * integrate.c: Likewise.
25744 * optabs.c: Likewise.
25745 * output.h: Likewise.
25746 * real.h: Likewise.
25748 * stringpool.c: Likewise.
25749 * tree-data-ref.c: Likewise.
25750 * tree-flow.h: Likewise.
25751 * tree-scalar-evolution.c: Likewise.
25752 * tree-ssa-address.c: Likewise.
25753 * tree-ssa-alias.h: Likewise.
25754 * tree-ssa-operands.h: Likewise.
25755 * tree.c: Likewise.
25756 * tree.h: Likewise.
25757 * varasm.c: Likewise.
25758 * varray.h: Likewise.
25760 * coretypes.h: Do not define GTY macro if it is already defined.
25761 * doc/gty.texi: Update GTY documentation to new syntax.
25762 * gengtype-lex.l: Enforce attribute-like syntax for GTY
25763 annotations on structs.
25764 * gengtype-parse.c: Likewise.
25766 2009-04-22 Mark Heffernan <meheff@google.com>
25768 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
25770 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
25772 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
25775 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
25777 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
25778 the same as a PLUS without a shift. Increase the cost of a
25781 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25783 * Makefile.in: Update dependencies.
25784 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
25785 * errors.h: Remove bogus comment about compatibility.
25786 (warning): Update declaration.
25787 * genautomata.c: Update all calls to warning.
25788 * gimple.c: Do not include errors.h. Include toplev.h.
25789 * tree-ssa-structalias.c: Do not include errors.h.
25790 * omega.c: Likewise.
25791 * tree-ssa-reassoc.c: Likewise.
25792 * config/spu/spu-c.c: Likewise.
25793 * config/spu/t-spu-elf: Update dependencies.
25795 2009-04-22 Richard Guenther <rguenther@suse.de>
25797 PR tree-optimization/39824
25798 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
25799 make sure the types are compatible.
25801 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25804 * c-common.c (c_parse_error): Take a token_flags parameter.
25805 Use token_type for the token type instead.
25806 Pass token_flags to cpp_type2name.
25807 * c-common.h (c_parse_error): Update declaration.
25808 * c-parser.c (c_parser_error): Pass 0 as token flags.
25810 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
25812 PR rtl-optimization/39580
25813 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
25815 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25817 * function.c (expand_function_end): Do not emit a jump to the "naked"
25818 return label for fall-through returns.
25819 * except.c (sjlj_emit_function_exit): Always place the call to the
25820 unregister function at the location installed by expand_function_end.
25822 2009-04-22 Richard Guenther <rguenther@suse.de>
25824 PR tree-optimization/39845
25825 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
25826 (gen_inbound_check): Likewise.
25828 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
25830 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
25832 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
25833 * config/vxlib.c (__gthread_once): Add race guard for PPC.
25835 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
25837 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
25838 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
25839 shift counts to avoid out-of-bounds array accesses.
25841 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
25843 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
25844 (Pmode): Move above.
25846 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
25848 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
25849 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
25850 GET_CODE macro. Use IN_RANGE macro where appropriate.
25851 * config/alpha/alpha.h: Ditto.
25852 * config/alpha/alpha.md: Ditto.
25853 * config/alpha/constraints.md: Ditto.
25854 * config/alpha/predicates.md: Ditto.
25856 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
25858 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
25859 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25860 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25861 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25862 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25863 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25864 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25865 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25866 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25867 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25868 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25869 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25870 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25871 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25872 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25873 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25874 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25875 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25876 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25877 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25878 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25879 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25880 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25881 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25882 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25883 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25884 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25886 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
25888 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
25889 references from comments.
25890 * cfgbuild.c (count_basic_blocks): Delete.
25891 (find_basic_blocks_1): Delete.
25892 (find_basic_blocks): Delete.
25893 * except.c (finish_eh_generation): Make static. Move comment from
25894 except.h here. Remove find_basic_blocks references from comments.
25895 * except.h (finish_eh_generation): Delete.
25896 * basic-block.h (find_basic_blocks): Delete.
25897 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
25899 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
25901 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
25902 (sdbout_parms): Likewise.
25904 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
25906 * config/sh/sh.c (prepare_cbranch_operands): Use
25907 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
25908 (expand_cbranchdi4): Likewise.
25909 (from_compare): Add cast to enum type.
25910 (expand_cbranchsi4): Use add_reg_note.
25911 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
25912 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
25913 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
25914 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
25915 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
25916 instead of CODE_FOR_nothing.
25917 (cbranchdi4): Likewise. Fix the order of arguments for
25919 (push_fpscr): Use add_reg_note.
25920 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
25921 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
25923 2009-04-21 Joseph Myers <joseph@codesourcery.com>
25925 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
25926 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
25927 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
25928 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
25929 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
25930 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
25931 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
25932 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
25933 config/alpha/x-vms, config/arc/t-arc,
25934 config/arm/README-interworking, config/arm/arm-c.c,
25935 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
25936 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
25937 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
25938 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
25939 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
25940 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
25941 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
25942 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
25943 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
25944 config/cris/t-elfmulti, config/crx/t-crx,
25945 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
25946 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
25947 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
25948 config/h8300/t-h8300, config/i386/athlon.md,
25949 config/i386/darwin-libgcc.10.4.ver,
25950 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
25951 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
25952 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
25953 config/i386/t-linux64, config/i386/t-nwld,
25954 config/i386/t-rtems-i386, config/i386/t-sol2-10,
25955 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
25956 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
25957 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
25958 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
25959 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
25960 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
25961 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
25962 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
25963 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
25964 config/m68k/t-uclinux, config/mcore/t-mcore,
25965 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
25966 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
25967 config/mips/crtn.asm, config/mips/irix-crti.asm,
25968 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
25969 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
25970 config/mips/mips-fixed.md, config/mips/sb1.md,
25971 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
25972 config/mips/t-iris6, config/mips/t-isa3264,
25973 config/mips/t-libgcc-mips16, config/mips/t-linux64,
25974 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
25975 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
25976 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
25977 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
25978 config/mn10300/t-linux, config/mn10300/t-mn10300,
25979 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
25980 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
25981 config/picochip/libgccExtras/clzsi2.asm,
25982 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
25983 config/rs6000/darwin-libgcc.10.4.ver,
25984 config/rs6000/darwin-libgcc.10.5.ver,
25985 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
25986 config/rs6000/t-aix43, config/rs6000/t-aix52,
25987 config/rs6000/t-darwin, config/rs6000/t-fprules,
25988 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
25989 config/rs6000/t-lynx, config/rs6000/t-netbsd,
25990 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
25991 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
25992 config/rs6000/t-rtems, config/rs6000/t-spe,
25993 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
25994 config/score/t-score-elf, config/sh/divcost-analysis,
25995 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
25996 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
25997 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
25998 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
25999 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
26000 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
26001 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
26002 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
26003 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
26004 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
26005 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
26006 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
26007 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
26008 limitx.h, version.c, xcoff.h: Add copyright and license notices.
26009 * config/h8300/genmova.sh: Include copyright and license notices
26010 in generated output.
26011 * config/h8300/mova.md: Regenerate.
26012 * doc/install.texi2html: Include word "Copyright" in copyright
26013 notice and use name "Free Software Foundation, Inc.".
26014 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
26015 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
26016 ChangeLog-2007, ChangeLog-2008: Correct dates.
26018 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
26020 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
26021 NE_EXPR operations as well.
26022 * c-parser.c (c_parser_condition): Do not set location information on
26024 (c_parser_conditional_expression): Likewise.
26025 (c_parser_binary_expression): Set location information on operators.
26026 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
26027 TRUTH_NOT_EXPR has been folded.
26028 * fold-const.c (fold_truth_not_expr): Copy location information from
26029 the incoming expression to the outgoing one.
26030 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
26031 recursive calls on the LHS of the operator but pass that of the
26032 operator to recursive calls on the RHS of the operator. Set it
26034 (shortcut_cond_expr): Set the locus of the operator on the second
26035 COND_EXPR and that of the expression on the first in degenerate cases.
26036 Pass the locus of the expression to calls to shortcut_cond_r.
26037 Set the locus of the 'then' block on the associated jump, if any.
26038 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
26039 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
26040 expression to call to gimplify_boolean_expr.
26042 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
26044 * config.gcc: Add additional configuration for
26045 i686-w64-mingw* and x86_64-w64-mingw* triplet.
26046 * config/i386/mingw-w64.h: New mingw-w64 specific header.
26047 (CPP_SPEC): Redefine for allowing -municode option.
26048 (STARTFILE_SPEC): Likewise.
26049 * config/i386/t-mingw-w64: New.
26050 * config/i386/mingw-w64.opt: New.
26051 (municode): Add new target option.
26052 * doc/invoke.texi (municode): Add documentation for new option.
26054 2009-04-21 Ian Lance Taylor <iant@google.com>
26056 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
26057 Correct test for number of arguments.
26058 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
26060 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
26062 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
26063 argument of emit_library_call.
26065 2009-04-21 Richard Guenther <rguenther@suse.de>
26067 PR middle-end/39829
26068 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
26069 inside VIEW_CONVERT_EXPRs.
26071 2009-04-21 Martin Jambor <mjambor@suse.cz>
26073 * tree-switch-conversion.c (build_constructors): Split a long line.
26074 (constructor_contains_same_values_p): New function.
26075 (build_one_array): Create assigns of constants if possible, do not
26076 call mark_sym_for_renaming, call update_stmt.
26077 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
26078 make_rename_temp. Do not call mark_symbols_for_renaming, call
26080 (gen_def_assigns): Do not call mark_symbols_for_renaming or
26081 find_new_referenced_vars, call update_stmt.
26082 (gen_inbound_check): Use create_tmp_var and create ssa names manually
26083 instead of calling make_rename_temp. Do not call
26084 find_new_referenced_vars or mark_symbols_for_renaming, call
26087 2009-04-21 Richard Guenther <rguenther@suse.de>
26089 PR tree-optimization/39827
26090 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
26091 (tree_ssa_phiprop): Pass the correct array size.
26093 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
26095 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
26097 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
26100 * c-typeck.c (lvalue_p): Move declaration ...
26101 * c-common.h (lvalue_p): ... to here.
26102 * c-common.c (candidate_equal_p): New.
26103 (add_tlist): Use it.
26104 (merge_tlist): Use it.
26105 (warn_for_collisions_1): Likewise.
26106 (warning_candidate_p): Accept more candidates.
26107 (verify_tree): A warning candidate can be an expression. Use
26110 2009-04-21 Ben Elliston <bje@au.ibm.com>
26113 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
26114 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
26115 options. Remove -mcall-solaris documentation.
26117 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26120 * doc/invoke.texi (-Wlong-long): Update description.
26121 * c-lex (interpret_integer): Only warn if there was no previous
26122 overflow and -Wlong-long is enabled.
26123 * c-decl.c (declspecs_add_type): Drop redundant flags.
26124 * c.opt (Wlong-long): Init to -1.
26125 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
26126 and front-end warn_long_long. Wlong-long only depends on other
26127 flags if it is uninitialized.
26128 * c-parser.c (disable_extension_diagnostics): warn_long_long is
26129 the same for CPP and FE.
26130 (restore_extension_diagnostics): Likewise.
26132 2009-04-20 Ian Lance Taylor <iant@google.com>
26134 Fix enum conversions which are invalid in C++:
26135 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
26136 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
26137 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
26138 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
26139 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
26140 (dbxout_parms): Likewise.
26141 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
26142 (df_clear_flags): Likewise.
26143 * df-problems.c (df_rd_bb_local_compute_process_def): Change
26144 top_flag parameter to int.
26145 (df_chain_create_bb_process_use): Likewise.
26146 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
26148 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
26149 (df_ref_create_structure, df_def_record_1): Likewise.
26150 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
26151 (df_notes_rescan): Change 0 to VOIDmode in function call.
26152 (df_get_call_refs, df_insn_refs_collect): Likewise.
26153 (df_bb_regs_collect): Likewise.
26154 (df_entry_block_defs_collect): Likewise.
26155 (df_exit_block_uses_collect): Likewise.
26156 * df.h: Update declarations.
26157 * double-int.c (double_int_divmod): Add cast to enum type.
26158 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
26159 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
26160 (based_loc_descr): Likewise.
26161 (loc_descriptor_from_tree_1): Change first_op and second_op to
26162 enum dwarf_location_atom. Add cast to enum type.
26163 * expmed.c (init_expmed): Change 0 to SET in function call.
26164 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
26165 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
26166 (do_store_flag): Likewise.
26167 * fixed-value.h (struct fixed_value): Change mode to enum
26169 * function.c (assign_parms): Change 0 to VOIDmode in function call.
26170 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
26172 (insert_insn_decl, insert_decl, insert_state): Likewise.
26173 (automata_list_finish): Likewise.
26174 * genrecog.c (process_define_predicate): Add cast to enum type.
26175 * gensupport.c (init_predicate_table): Add cast to enum type.
26176 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
26178 (gimple_build_call_1, gimple_build_label): Likewise.
26179 (gimple_build_goto, gimple_build_asm_1): Likewise.
26180 (gimple_build_switch_1, gimple_build_cdt): Likewise.
26181 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
26182 (enum fallback): Rename from enum fallback_t.
26183 (fallback_t): Typedef as int.
26184 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
26185 GSI_SAME_STMT in function call.
26186 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
26188 (setup_reg_class_relations): Likewise.
26189 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
26190 (setup_prohibited_class_mode_regs): Add cast to enum type.
26191 (setup_prohibited_mode_move_regs): Likewise.
26192 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
26193 (record_address_regs): Change i to enum reg_class.
26194 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
26195 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
26196 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
26197 (GET_MODE_2XWIDER_MODE): Likewise.
26198 (GET_CLASS_NARROWEST_MODE): Likewise.
26199 * omp-low.c (expand_omp_for): Add cast to enum type.
26200 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
26201 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
26202 * postreload.c (reload_cse_simplify_operands): Change rclass local
26204 * predict.c (combine_predictions_for_insn): Change best_predictor
26205 and predictor to enum br_predictor.
26206 (combine_predictions_for_bb): Likewise.
26207 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
26208 use SET_PREDICT_EXPR_OUTCOME.
26209 * real.c (real_arithmetic): Change icode to code in function call.
26210 * reginfo.c (init_move_cost): Add casts to enum type.
26211 (init_reg_sets_1, init_fake_stack_mems): Likewise.
26212 * regmove.c (regclass_compatible_p): Change class0 and class1 to
26214 * reload.c (find_valid_class): Add casts to enum type.
26215 (push_reload): Change 0 to NO_REGS in function call.
26216 (find_reloads): Change this_alternative to array of enum
26217 reg_class. Remove some now-unnecessary casts.
26218 (make_memloc): Change 0 to VOIDmode in function call.
26219 * reload1.c (reload): Change 0 to VOIDmode in function call.
26220 (eliminate_regs_1, elimination_effects): Likewise.
26221 (eliminate_regs_in_insn): Likewise.
26222 (emit_input_reload_insns): Add cast to enum type.
26223 (delete_output_reload): Change 0 to VOIDmode in function call.
26224 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
26225 to enum type in function call.
26226 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
26227 (SET_PREDICT_EXPR_OUTCOME): Define.
26228 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
26229 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
26230 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
26231 (dump_function): Likewise.
26232 * tree-dump.h: Update declarations.
26233 * tree-pass.h: Update declarations.
26234 * varasm.c (assemble_integer): Change mclass to enum mode_class.
26235 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
26237 (arm_rtx_costs_1): Correct parenthesization.
26238 (arm_rtx_costs): Add casts to enum type.
26239 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
26240 (vfp_emit_fstmd): Use add_rg_note.
26241 (emit_multi_reg_push, emit_sfm): Likewise.
26242 (thumb_set_frame_pointer): Likewise.
26243 (arm_expand_prologue): Likewise.
26244 (arm_regno_class): Change return type to enum reg_class.
26245 (thumb1_expand_prologue): Use add_reg_note.
26246 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
26247 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
26249 * config/arm/gentune.sh: Add cast to enum type.
26250 * config/arm/arm-tune.md: Rebuild.
26251 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
26252 (ix86_split_fp_branch, predict_jump): Likewise.
26253 (ix86_expand_multi_arg_builtin): Change sub_code from enum
26254 insn_code to enum rtx_code.
26255 (ix86_builtin_vectorized_function): Add cast to enum type.
26256 * config/i386/i386.md (truncdfsf2): Change slot to enum
26258 (truncxf<mode>2, isinf<mode>2): Likewise.
26259 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
26261 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
26262 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
26263 (insert_bundle_state): Change 1 to INSERT in function call.
26264 (ia64_add_bundle_selector_before): Likewise.
26265 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
26266 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
26267 (restore_stack_nonlocal): Likewise.
26268 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
26270 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
26272 (mips_rtx_costs): Likewise.
26273 (mips_override_options): Add casts to enum type.
26274 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
26276 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
26277 (store_reg, set_reg_plus_d): Likewise.
26278 (hppa_expand_prologue, hppa_profile_hook): Likewise.
26279 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
26281 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
26283 (emit_unlikely_jump): Use add_reg_note.
26284 (rs6000_emit_allocate_stack): Likewise.
26285 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
26286 (output_toc): Change 1 to INSERT in function call.
26287 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
26288 (rs6000_initialize_trampoline): Likewise.
26289 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
26291 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
26292 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
26293 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
26294 (save_gprs): Use add_reg_note.
26295 (s390_emit_prologue): Likewise.
26296 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
26297 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
26298 (sparc_fold_builtin): Add cast to enum type.
26299 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
26301 (spu_expand_prologue): Use add_reg_note.
26302 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
26304 2009-04-20 Ian Lance Taylor <iant@google.com>
26306 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
26307 (c_parser_postfix_expression_after_primary): Get VEC for list of
26308 arguments. Get original types of arguments. Call
26309 build_function_call_vec.
26310 (cached_expr_list_1, cached_expr_list_2): New static variables.
26311 (c_parser_expr_list): Change return type to VEC *. Add
26312 p_orig_types parameter. Change all callers.
26313 (c_parser_release_expr): New static function.
26314 (c_parser_vec_to_tree_list): New static function.
26315 * c-typeck.c (build_function_call): Rewrite to build a VEC and
26316 call build_function_call_vec.
26317 (build_function_call_vec): New function, based on old
26318 build_function_call.
26319 (convert_arguments): Remove nargs and argarray parameters. Change
26320 values to a VEC. Add origtypes parameter.
26321 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
26322 (convert_for_assignment): Add origtype parameter. Change all
26323 callers. If warn_cxx_compat, check for conversion to an enum
26324 type when calling a function.
26325 (store_init_value): Add origtype parameter. Change all callers.
26326 (digest_init): Likewise.
26327 (struct init_node): Add origtype field.
26328 (add_pending_init): Add origtype parameter. Change all callers.
26329 (output_init_element): Likewise.
26330 (output_pending_init_elements): Pass origtype from init_node to
26331 output_init_element.
26332 (process_init_element): Pass origtype from c_expr to
26333 output_init_element.
26334 (c_finish_return): Add origtype parameter. Change all callers.
26335 * c-common.c (sync_resolve_size): Change params to VEC *. Change
26337 (sync_resolve_params): Likewise.
26338 (sync_resolve_return): Change params to first_param. Change caller.
26339 (resolve_overloaded_builtins): Change params to VEC *. Change
26340 callers. Save first parameter around call to build_function_call_vec.
26341 * c-decl.c (finish_decl): Add origtype parameter. Change all
26342 callers. Call build_function_call_vec rather than
26343 build_function_call for cleanup.
26344 * c-tree.h: Update declarations.
26345 * c-common.h: Update declarations.
26346 * stub-objc.c (objc_rewrite_function_call): Change parameter from
26347 params to first_param.
26348 * target.h (struct gcc_target): Change resolve_overloaded_builtin
26349 params parameter from tree to void *.
26350 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
26351 Change arglist parameter to have type void *, and to be a pointer
26353 * config/rs6000/rs6000-protos.h
26354 (altivec_resolve_overloaded_builtin): Update declaration.
26355 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
26356 fnargs parameter to have type void *, and to be a pointer to a
26357 VEC. Call build_function_call_vec instead of
26358 build_function_call.
26359 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
26361 2009-04-20 Joey Ye <joey.ye@intel.com>
26362 Xuepeng Guo <xuepeng.guo@intel.com>
26363 H.J. Lu <hongjiu.lu@intel.com>
26365 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
26367 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
26368 (IX86_LEA_PRIORITY): Likewise.
26369 (distance_non_agu_define): New function.
26370 (distance_agu_use): Likewise.
26371 (ix86_lea_for_add_ok): Likewise.
26372 (ix86_dep_by_shift_count): Likewise.
26374 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
26375 should split for LEA.
26377 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
26379 (ix86_dep_by_shift_count): Likewise.
26381 2009-04-20 Richard Guenther <rguenther@suse.de>
26383 * expr.c (handled_component_p): Move ...
26384 * tree.h (handled_component_p): ... here.
26385 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
26386 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
26387 and REALPART_EXPR to be in one group.
26389 2009-04-20 Richard Guenther <rguenther@suse.de>
26391 * basic-block.h (get_all_dominated_blocks): Declare.
26392 * dominance.c (get_all_dominated_blocks): New function.
26393 * tree-cfg.c (get_all_dominated_blocks): Remove.
26394 (remove_edge_and_dominated_blocks): Adjust.
26395 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
26396 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
26397 instead of recursing.
26399 2009-04-20 Doug Kwan <dougkwan@google.com>
26401 * cgraph.h (cgraph_node_ptr): New type for vector functions.
26402 (struct cgraph_node_set_def): New type.
26403 (cgraph_node_set) New type. Also declare vector functions.
26404 (struct cgraph_node_set_element_def): New type.
26405 (cgraph_node_set_element): Ditto.
26406 (cgraph_node_set_iterator): New iterator type.
26407 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
26408 cgraph_node_set_remove, dump_cgraph_node_set,
26409 debug_cgraph_node_set): New prototypes.
26410 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
26411 cgraph_node_set_size): New inlines.
26412 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
26413 including cgraph.h.
26414 (struct ipa_opt_pass): Add struct cgraph_node_set_def
26415 argument to function 'write_summary'.
26416 * ipa.c: Include ggc.h.
26417 (hash_cgraph_node_set_element,
26418 eq_cgraph_node_set_element, cgraph_node_set_new,
26419 cgraph_node_set_add, cgraph_node_set_remove,
26420 cgraph_node_set_find, dump_cgraph_node_set,
26421 debug_cgraph_node_set): New functions.
26422 * Makefile.in (ipa.o): Add dependency on GGC_H.
26424 2009-04-20 Ira Rosen <irar@il.ibm.com>
26426 PR tree-optimization/39675
26427 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
26428 check of the return code of vect_schedule_slp. Check that
26429 stmt_vec_info still exists for the statement, before checking its
26430 vectorization type.
26432 2009-04-20 Michael Matz <matz@suse.de>
26434 * Makefile.in (generated_files): Take out $(simple_generated_c).
26436 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
26438 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
26439 (UINTPTR_TYPE): Likewise.
26441 2009-04-19 Joseph Myers <joseph@codesourcery.com>
26444 * c-typeck.c (digest_init): Check for initializing an array with a
26447 2009-04-19 Joseph Myers <joseph@codesourcery.com>
26450 * c-semantics.c (pop_stmt_list): Propagate
26451 STATEMENT_LIST_HAS_LABEL to parent statement list.
26453 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
26455 * config/mips/mips.h (mips_tune_attr): New macro.
26456 * config/mips/mips.md (cpu): Use it.
26458 2009-04-19 Joseph Myers <joseph@codesourcery.com>
26461 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
26464 2009-04-19 Diego Novillo <dnovillo@google.com>
26466 * toplev.c (compile_file): Move call to coverage_finish ...
26467 * cgraphunit.c (ipa_passes): ... here.
26468 Call cgraph_process_new_functions.
26469 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
26470 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
26472 2009-04-19 Jan Hubicka <jh@suse.cz>
26474 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
26476 (dump_cgraph_node): Dump can throw external flag.
26477 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
26479 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
26483 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
26484 * common.opt (Wlogical-op): Move from here...
26485 * c.opt (Wlogical-op): ... to here.
26486 * c-typeck.c (parser_build_binary_op): Update call to
26487 warn_logical_operator.
26488 * c-opts.c (c_common_post_options): Enable warn_logical_op with
26490 * c-common.c (warn_logical_op): Update.
26491 * c-common.h (warn_logical_op): Update declaration.
26493 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
26495 * tree.c (protected_set_expr_location): Fix formatting.
26497 2009-04-18 Joseph Myers <joseph@codesourcery.com>
26500 * c-typeck.c (readonly_warning): new.
26501 (build_unary_op, build_modify_expr): Use readonly_warning for
26502 storing into something readonly but not const-qualified.
26504 2009-04-18 Joseph Myers <joseph@codesourcery.com>
26507 * c-typeck.c (build_unary_op): Check for taking address of
26508 expression of type void.
26510 2009-04-18 Joseph Myers <joseph@codesourcery.com>
26513 * c-typeck.c (build_function_call): Check for calling a function
26514 with qualified void return types. Call require_complete_type when
26517 2009-04-18 Jan Hubicka <jh@suse.cz>
26519 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
26521 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
26522 can_throw_external flag.
26523 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
26524 * ipa-pure-const.c (ignore_edge): New function.
26525 (propagate): Compute order for NOTHROW computation; set NOTHROWs
26526 only over can_throw_external edges.
26527 (local_pure_const): Add nothrow flag.
26528 * ipa-utils.c (searchc): Add ignore_edge callback.
26529 (ipa_utils_reduced_inorder): Add ignore_edge callback.
26530 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
26531 (set_nothrow_function_flags): Update cgraph.
26532 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
26534 2009-04-18 Richard Guenther <rguenther@suse.de>
26536 PR middle-end/39804
26537 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
26538 (fold_stmt): ... this and ...
26539 (fold_stmt_inplace): ... this.
26540 (fold_stmt_1): Fold references in calls and asms.
26541 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
26543 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
26545 * tree-vrp.c (ssa_name_nonzero_p): Remove.
26546 * tree.h: Remove the prototype for ssa_name_nonzero_p.
26548 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
26550 * tree.c (function_args_count): Remove.
26551 * tree.h: Remove the prototype for function_args_count.
26553 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
26555 * tree-iterator.c (expr_only): Remove.
26556 * tree.h: Remove the prototype for expr_only.
26558 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
26560 * reginfo.c (cannot_change_mode_set_regs): Remove.
26561 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
26563 2009-04-08 Anatoly Sokolov <aesok@post.ru>
26565 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
26566 whether operands 0 and 1 overlaps.
26568 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
26570 PR middle-end/36902
26571 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
26572 pointer. Use warning_at instead of warning.
26573 (search_for_addr_array): Likewise.
26574 (check_array_bounds): Likewise.
26575 (check_all_array_refs): Check that the incoming edge is not in the
26576 list of edges to be removed.
26577 (check_all_array_refs): Avoid the temporal pointer.
26578 (vrp_visit_cond_stmt): Fix typo.
26579 (simplify_switch_using_ranges): Handle the case where the switch
26580 index is an integer constant.
26582 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
26584 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
26586 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
26588 * doc/extend.texi, doc/invoke.texi: Fix typos.
26590 2009-04-17 Cary Coutant <ccoutant@google.com>
26592 * tree-flow-inline.h (get_lineno): Fix inverted test.
26594 2009-04-17 Diego Novillo <dnovillo@google.com>
26596 * tree-ssa-pre.c (create_expression_by_pieces): Remove
26597 assertion for AVAIL_OUT.
26599 2009-04-17 Mike Frysinger <vapier@gentoo.org>
26602 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
26603 * config/sh/linux-atomic.asm: Likewise.
26605 2009-04-17 Diego Novillo <dnovillo@google.com>
26607 * except.c (debug_eh_tree): New.
26608 (struct eh_region, struct eh_status): Move ...
26609 * except.h: ... here.
26610 (add_type_for_runtime): Declare extern.
26611 (lookup_type_for_runtime): Likewise.
26612 (debug_eh_tree): Declare.
26613 * Makefile.in (GTFILES): List except.h before except.c
26615 2009-04-17 Diego Novillo <dnovillo@google.com>
26617 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
26618 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
26619 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
26620 (find_vars_r): ... here.
26621 * tree-flow.h (find_referenced_vars_in): Declare.
26622 * tree-ssa-pre.c (create_expression_by_pieces): Assert
26623 that AVAIL_OUT exists for BLOCK.
26624 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
26625 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
26626 (tree-parloops.o): Likewise.
26628 2009-04-17 Simon Baldwin <simonb@google.com>
26630 * toplev.c (default_tree_printer): Add handling for %E format.
26632 2009-04-17 Diego Novillo <dnovillo@google.com>
26634 * tree-pretty-print.c (dump_generic_node): Add break after
26635 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
26636 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
26637 FUNCTION_TYPE together. Call print_struct_decl when printing
26638 structures and TDF_SLIM is not given.
26639 (print_struct_decl): Fix logic for detecting recursion.
26641 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
26644 * gcc.c (create_at_file): New.
26645 (compile_input_file_p): New.
26646 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
26647 * main.c (main): Update call to toplev_main.
26648 * toplev.c (toplev_main): Change signature. Call expandargv.
26649 * toplev.h (toplev_main): Change signature.
26651 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
26653 * dwarf2out.c (field_byte_offset): Use the type size as the field size
26654 if the latter is not constant.
26656 2009-04-17 David Edelsohn <edelsohn@gnu.org>
26658 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
26660 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
26662 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
26663 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
26665 2009-04-17 Richard Guenther <rguenther@suse.de>
26667 * tree-ssa-structalias.c (get_constraint_for_component_ref):
26668 Handle component references view-converting an invariant address.
26670 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
26672 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
26673 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
26674 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
26675 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
26676 Use @deftypevr rather than @deftypevar.
26678 2009-04-17 Richard Guenther <rguenther@suse.de>
26680 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
26681 (get_prop_source_stmt): Likewise.
26682 (can_propagate_from): Likewise.
26684 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
26686 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
26687 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
26688 (--with-multilib-list): Add default value.
26689 * configure: Regenerate.
26690 * Makefile.in (TM_ENDIAN_CONFIG): Define.
26691 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
26692 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
26693 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
26694 Don't add default cpu to multilib list unnecessarily, but do enable
26695 the relevant compiler option..
26696 Add support for --with-multilib-list=<blank> and
26697 --with-multilib-list=!<somelib> to supress unwanted multilibs.
26698 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
26699 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
26700 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
26701 TM_MULTILIB_CONFIG.
26702 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
26703 (MULTILIB_OSDIRNAMES): New variable.
26704 * config/sh/t-1e: Delete file.
26705 * config/sh/t-mlib-sh1: Delete file.
26706 * config/sh/t-mlib-sh2: Delete file.
26707 * config/sh/t-mlib-sh2a: Delete file.
26708 * config/sh/t-mlib-sh2a-nofpu: Delete file.
26709 * config/sh/t-mlib-sh2a-single: Delete file.
26710 * config/sh/t-mlib-sh2a-single-only: Delete file.
26711 * config/sh/t-mlib-sh2e: Delete file.
26712 * config/sh/t-mlib-sh3e: Delete file.
26713 * config/sh/t-mlib-sh4: Delete file.
26714 * config/sh/t-mlib-sh4-nofpu: Delete file.
26715 * config/sh/t-mlib-sh4-single: Delete file.
26716 * config/sh/t-mlib-sh4-single-only: Delete file.
26717 * config/sh/t-mlib-sh4a: Delete file.
26718 * config/sh/t-mlib-sh4a-nofpu: Delete file.
26719 * config/sh/t-mlib-sh4a-single: Delete file.
26720 * config/sh/t-mlib-sh4a-single-only: Delete file.
26721 * config/sh/t-mlib-sh4al: Delete file.
26722 * config/sh/t-mlib-sh5-32media: Delete file.
26723 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
26724 * config/sh/t-mlib-sh5-64media: Delete file.
26725 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
26726 * config/sh/t-mlib-sh5-compact: Delete file.
26727 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
26728 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
26729 * doc/install.texi (Options specification): Add
26730 --with-multilib-list and --with-endian.
26732 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
26734 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
26736 (OBJS-common): Add plugin-version.o.
26737 (plugin-version.o): New.
26738 * gcc-plugin.h (plugin_gcc_version): New.
26739 (plugin_default_version_check): New.
26740 (plugin_init_func, plugin_init): Add version argument.
26741 * plugin-version.c: New.
26742 * plugin.c (str_plugin_gcc_version_name): New.
26743 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
26744 pass it to the init function.
26745 (plugin_default_version_check): New.
26747 2009-04-17 Richard Guenther <rguenther@suse.de>
26749 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
26750 for decl-vs-decl disambiguation.
26752 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
26754 * config/s390/s390.h (s390_tune_attr): New macro definition.
26755 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
26757 2009-04-17 Richard Guenther <rguenther@suse.de>
26759 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
26760 (fold_stmt_r): Likewise.
26761 (maybe_fold_reference): New function.
26762 (fold_gimple_assign): Handle cases fold_stmt_r did.
26763 (fold_stmt): Do not use fold_stmt_r.
26764 (fold_stmt_inplace): Likewise.
26766 2009-04-17 Richard Guenther <rguenther@suse.de>
26768 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
26769 (record_equivalences_from_stmt): Remove useless checks and
26771 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
26772 the type is already suitable.
26774 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
26776 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
26778 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
26780 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
26781 (CMPtype): Define as __gcc_CMPtype.
26783 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
26785 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
26786 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
26788 2009-04-17 Richard Guenther <rguenther@suse.de>
26790 PR tree-optimization/39746
26791 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
26792 special-casing for builtins and static variable use/def.
26793 (call_may_clobber_ref_p_1): Likewise.
26795 2009-04-16 Ian Lance Taylor <iant@google.com>
26797 * df.h: Include "timevar.h".
26798 (struct df_problem): Change tv_id field to timevar_id_t.
26799 * tree-pass.h: Include "timevar.h".
26800 (struct opt_pass): Change tv_id field to timevar_id_t.
26801 * timevar.h (timevar_id_t): Define TV_NONE.
26802 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
26803 TV_NONE rather than tv_id != 0.
26804 (execute_one_pass): Likewise.
26805 * Makefile.in (DF_H): Add $(TIMEVAR_H).
26806 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
26807 dependencies to $(TREE_PASS_H).
26808 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
26810 (pass_branch_target_load_optimize2): Likewise.
26811 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
26812 (pass_outof_cfg_layout_mode): Likewise.
26813 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
26814 (pass_rebuild_cgraph_edges): Likewise.
26815 (pass_remove_cgraph_callee_edges): Likewise.
26816 * df-core.c (pass_df_initialize_opt): Likewise.
26817 (pass_df_initialize_no_opt): Likewise.
26818 (pass_df_finish): Likewise.
26819 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
26820 * except.c (pass_set_nothrow_function_flags): Likewise.
26821 (pass_convert_to_eh_region_ranges): Likewise.
26822 * final.c (pass_compute_alignments): Likewise.
26823 * function.c (pass_instantiate_virtual_regs): Likewise.
26824 (pass_init_function): Likewise.
26825 (pass_leaf_regs): Likewise.
26826 (pass_match_asm_constraints): Likewise.
26827 * gimple-low.c (pass_lower_cf): Likewise.
26828 (pass_mark_used_blocks): Likewise.
26829 * init-regs.c (pass_initialize_regs): Likewise.
26830 * integrate.c (pass_initial_value_sets): Likewise.
26831 * ira.c (pass_ira): Likewise.
26832 * jump.c (pass_cleanup_barriers): Likewise.
26833 * omp-low.c (pass_expand_omp): Likewise.
26834 (pass_lower_omp): Likewise.
26835 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
26836 * recog.c (pass_split_all_insns): Likewise.
26837 (pass_split_after_reload): Likewise.
26838 (pass_split_before_regstack): Likewise.
26839 (pass_split_before_sched2): Likewise.
26840 (pass_split_for_shorten_branches): Likewise.
26841 * reginfo.c (pass_reginfo_init): Likewise.
26842 (pass_subregs_of_mode_init): Likewise.
26843 (pass_subregs_of_mode_finish): Likewise.
26844 * passes.c (pass_postreload): Likewise.
26845 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
26846 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
26847 (pass_warn_function_return): Likewise.
26848 (pass_warn_function_noreturn): Likewise.
26849 * tree-complex.c (pass_lower_complex): Likewise.
26850 (pass_lower_complex_O0): Likewise.
26851 * tree-if-conv.c (pass_if_conversion): Likewise.
26852 * tree-into-ssa.c (pass_build_ssa): Likewise.
26853 * tree-mudflap.c (pass_mudflap_1): Likewise.
26854 (pass_mudflap_2): Likewise.
26855 * tree-nomudflap.c (pass_mudflap_1): Likewise.
26856 (pass_mudflap_2): Likewise.
26857 * tree-nrv.c (pass_return_slot): Likewise.
26858 * tree-object-size.c (pass_object_sizes): Likewise.
26859 * tree-optimize.c (pass_all_optimizations): Likewise.
26860 (pass_early_local_passes): Likewise.
26861 (pass_all_early_optimizations): Likewise.
26862 (pass_cleanup_cfg): Likewise.
26863 (pass_cleanup_cfg_post_optimizing): Likewise.
26864 (pass_free_datastructures): Likewise.
26865 (pass_free_cfg_annotations): Likewise.
26866 (pass_fixup_cfg): Likewise.
26867 (pass_init_datastructures): Likewise.
26868 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
26869 (pass_late_warn_uninitialized): Likewise.
26870 (pass_update_address_taken): Likewise.
26871 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
26872 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
26873 (pass_cse_sincos): Likewise.
26874 (pass_convert_to_rsqrt): Likewise.
26875 * tree-ssa-structalias.c (pass_build_alias): Likewise.
26876 * tree-stdarg.c (pass_stdarg): Likewise.
26877 * tree-tailcall.c (pass_tail_recursion): Likewise.
26878 (pass_tail_calls): Likewise.
26879 * tree-vect-generic.c (pass_lower_vector): Likewise.
26880 (pass_lower_vector_ssa): Likewise.
26881 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
26883 2009-04-16 Joseph Myers <joseph@codesourcery.com>
26885 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
26887 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
26889 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
26890 logical and signext.
26892 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
26895 * config/sh/predicates.md (arith_operand): Check if the operand
26896 of TRUNCATE is a REG.
26898 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
26900 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
26901 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
26903 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
26905 * tree-iterator.c (tsi_split_statement_list_after,
26906 tsi_split_statement_list_before): Remove.
26907 * tree-iterator.h: Remove the prototypes for
26908 tsi_split_statement_list_after and tsi_split_statement_list_before.
26910 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
26912 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
26913 * tree-ssa-propagate.h: Remove the prototype for
26914 stmt_makes_single_load.
26916 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
26918 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
26919 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
26921 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
26923 * tree-iterator.c (EXPR_LAST_BODY): Remove.
26925 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
26927 * except.c (eh_region_outer_p): Remove.
26928 * except.h: Remove the prototype for eh_region_outer_p.
26930 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
26932 * function.c (current_function_assembler_name): Remove.
26933 * function.h: Remove the prototype for
26934 current_function_assembler_name.
26936 2009-04-16 Ian Lance Taylor <iant@google.com>
26938 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
26939 (add_reg_note): Call alloc_reg_note.
26940 * rtl.h (alloc_reg_note): Declare.
26941 * combine.c (try_combine): Use alloc_reg_note.
26942 (recog_for_combine, move_deaths): Likewise.
26943 (distribute_notes): Use alloc_reg_note and add_reg_note.
26944 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
26945 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
26946 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
26948 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
26950 PR rtl-optimization/39762
26951 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
26952 ira_may_move_out_cost): Add comments about way of their usage.
26953 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
26955 * ira-conflicts.c (process_regs_for_copy): Use function
26956 ira_get_register_move_cost instead of global
26957 ira_register_move_cost.
26959 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
26960 color_pass, move_spill_restore, update_curr_costs): Ditto.
26962 * ira-lives.c (process_single_reg_class_operands): Ditto.
26964 * ira-emit.c (emit_move_list): Ditto.
26966 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
26967 (record_reg_classes): Ditto. Use functions
26968 ira_get_register_move_cost and ira_get_may_move_cost instead of
26969 global vars ira_register_move_cost, ira_may_move_out_cost and
26970 ira_may_move_in_cost.
26971 (record_address_regs): Don't call ira_init_register_move_cost.
26972 Use function ira_get_may_move_cost instead of global
26973 ira_may_move_in_cost.
26974 (process_bb_node_for_hard_reg_moves): Use function
26975 ira_get_register_move_cost instead of global ira_register_move_cost.
26976 (ira_costs): Don't call ira_init_register_move_cost.
26978 2009-04-16 Richard Guenther <rguenther@suse.de>
26980 * tree-cfg.c (verify_gimple_assign_binary):
26981 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
26982 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
26983 (create_general_new_stmt): Note that this function is broken.
26985 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
26987 * common.opt (fhelp): Add Var(help_flag).
26988 * gcc-plugin.h (plugin_info): Add help.
26989 * plugin.c (plugin_name_args): Add help.
26990 (register_plugin_info): Set plugin->help.
26991 (print_help_one_plugin): New.
26992 (print_plugins_help): New.
26993 * plugin.h (print_plugins_help): New.
26994 * toplev.c (toplev_main): Call print_plugins_help if needed.
26996 2009-04-16 Richard Guenther <rguenther@suse.de>
26998 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
26999 (gimple_ior_addresses_taken_1): New function.
27000 (gimple_ior_addresses_taken): Likewise.
27001 * gimple.h (struct gimple_statement_with_ops_base): Remove
27002 addresses_taken member.
27003 (gimple_ior_addresses_taken): Declare.
27004 (gimple_addresses_taken, gimple_addresses_taken_ptr,
27005 gimple_set_addresses_taken): Remove.
27006 * ipa-reference.c (mark_address): New function.
27007 (scan_stmt_for_static_refs): Use it for marking addresses taken.
27008 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
27009 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
27010 (gimple_add_to_addresses_taken): Remove.
27011 (get_tmr_operands): Call mark_address_taken.
27012 (get_asm_expr_operands): Likewise.
27013 (get_expr_operands): Likewise.
27014 (build_ssa_operands): Do not clear the addresses_taken bitmap.
27015 (free_stmt_operands): Do not free it.
27016 * tree-ssa.c (delete_tree_ssa): Likewise.
27017 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
27019 2009-04-16 Richard Guenther <rguenther@suse.de>
27021 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
27022 (walk_stmt_load_store_ops): Likewise.
27023 * gimple.c (get_base_loadstore): New function.
27024 (walk_stmt_load_store_addr_ops): Likewise.
27025 (walk_stmt_load_store_ops): Likewise.
27026 * ipa-pure-const.c (check_op): Simplify.
27027 (check_load, check_store): New functions.
27028 (check_stmt): Use walk_stmt_load_store_ops.
27029 * ipa-reference.c (mark_load): Adjust signature.
27030 (mark_store): Likewise.
27031 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
27033 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
27035 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
27036 (plugin_info): New.
27037 * opts.c (common_handle_option): Don't call print_version.
27038 * plugin.c (plugin_name_args): Add version.
27039 (register_plugin_info): New.
27040 (register_callback): Handle PLUGIN_INFO.
27041 (try_init_one_plugin): New.
27042 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
27044 (finalize_one_plugin): New.
27045 (finalize_plugins): New.
27046 (print_one_plugin): New.
27047 (print_plugins_versions): New.
27048 * plugin.h (print_plugins_versions): New.
27049 (finalize_plugins): New.
27050 * toplev.c (compile_file): Don't call initialize_plugins.
27051 (print_version): Call print_plugins_versions.
27052 (toplev_main): Call initialize_plugins. Print version if needed.
27053 Call finalize_plugins.
27055 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
27057 * common.opt (fversion): New.
27058 * gcc.c (print_version): New.
27059 (process_command): Don't print the version. Just set print_version.
27060 (main): Print version. Call subprocesses if print_version and
27061 verbose_flag are set.
27062 * opts.c (common_handle_option): Handle OPT_fversion.
27064 2009-04-16 Richard Guenther <rguenther@suse.de>
27065 Ira Rosen <irar@il.ibm.com>
27067 PR tree-optimization/39698
27068 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
27069 type of the reduction variable. Only generate the def if
27072 * omp-low.c (expand_omp_for_generic): When converting to a pointer
27073 make sure to first convert to an integer of the same precision.
27074 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
27075 the type of the evolution correctly in computing the new
27076 induction variable base.
27078 2009-04-16 Richard Guenther <rguenther@suse.de>
27080 PR middle-end/39625
27081 * tree-cfg.c (make_blocks): Split statements with to-be
27082 abnormal SSA names on the lhs.
27084 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
27086 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
27087 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
27088 * c-typeck.c (really_start_incremental_init): Likewise.
27089 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
27090 (TARGET_INITIALIZER): Remove it.
27091 * target.h (struct target): Remove vector_opaque_p.
27092 * tree.c (build_opaque_vector_type): New.
27093 * tree.h (TYPE_VECTOR_OPAQUE): New.
27094 (build_opaque_vector_type): Declare.
27095 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
27096 * config/rs6000/rs6000.c (build_opaque_vector_type,
27097 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
27098 (rs6000_init_builtins): Use build_opaque_vector_type for
27099 opaque_V4SI_type_node.
27101 2009-04-15 Catherine Moore <clm@codesourcery.com>
27103 * debug.h (set_name): Declare.
27104 * dwarf2out.c (dwarf2out_set_name): Declare.
27105 (dwarf2_debug_hooks): Add set_name.
27106 (find_AT_string): New.
27107 (add_AT_string): Call find_AT_string.
27108 (dwarf2out_set_name): New.
27109 * cp/decl.c (grokdeclarator): Call set_name.
27110 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
27111 * debug.c (do_nothing_debug_hooks): Likewise.
27112 * dbxout.c (dbx_debug_hooks): Likewise.
27113 * sdbout.c (sdb_debug_hooks): Likewise.
27115 2009-04-15 Michael Eager <eager@eagercon.com>
27117 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
27118 reg for single-precision FPU.
27119 * config/rs6000/rs6000.md (movsi_internal1): Only for
27120 !TARGET_SINGLE_FPU.
27121 (movsi_internal1_single): New. Add pattern to move SI values to/from
27122 single-precision FP regs.
27124 2009-04-15 Richard Guenther <rguenther@suse.de>
27126 * omp-low.c (lower_rec_input_clauses): Build correct address
27128 (expand_omp_for_generic): Fix multiplication type.
27129 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
27130 (generate_memset_zero): Fix types.
27131 * tree-profile.c (prepare_instrumented_value): Correctly
27134 2009-04-15 Ian Lance Taylor <iant@google.com>
27136 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
27137 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
27138 for -Wall and for -Wc++-compat.
27139 (c_common_post_options): For C++, set warn_enum_compare if not
27141 * c-tree.h (struct c_expr): Add field original_type.
27142 (build_external_ref): Update declaration.
27143 * c-parser.c (c_parser_braced_init): Set original_type.
27144 (c_parser_initelt): Likewise.
27145 (c_parser_expr_no_commas): Likewise.
27146 (c_parser_conditional_expression): Likewise.
27147 (c_parser_cast_expression): Likewise.
27148 (c_parser_unary_expression): Likewise. Pull setting of
27149 original_code to top of function.
27150 (c_parser_sizeof_expression): Set original_type.
27151 (c_parser_alignof_expression): Likewise.
27152 (c_parser_postfix_expression): Likewise. Pull setting of
27153 original_code to top of function.
27154 (c_parser_postfix_expression_after_paren_type): Set original_type.
27155 (c_parser_postfix_expression_after_primary): Likewise.
27156 (c_parser_expression): Likewise.
27157 * c-typeck.c (build_external_ref): Add type parameter. Change all
27159 (c_expr_sizeof_expr): Set original_type field.
27160 (parser_build_unary_op): Likewise.
27161 (parser_build_binary_op): Likewise. Optionally warn about
27162 comparisons of enums of different types.
27163 (digest_init): Set original_type field.
27164 (really_start_incremental_init): Likewise.
27165 (push_init_level, pop_init_level): Likewise.
27166 * doc/invoke.texi (Warning Options): -Wenum-compare now
27169 2009-04-15 Richard Guenther <rguenther@suse.de>
27171 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
27172 out a necessary conversion.
27173 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
27174 names we didn't value number.
27175 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
27177 2009-04-15 Richard Guenther <rguenther@suse.de>
27179 PR tree-optimization/39764
27180 * tree-ssa-ccp.c (get_value): Canonicalize value with
27181 canonicalize_float_value.
27183 2009-04-15 Jan Hubicka <jh@suse.cz>
27185 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
27186 Wrong version of patch.
27188 2009-04-15 Jan Hubicka <jh@suse.cz>
27190 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
27192 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
27194 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
27195 our distinct integral and vector types.
27197 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
27199 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
27200 * init.c (build_vtbl_address): Remove call to assemble_external.
27202 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
27204 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
27205 output for other floating point modes.
27207 2009-04-14 Diego Novillo <dnovillo@google.com>
27209 * diagnostic.c (diagnostic_report_diagnostic): Do not
27210 warn about loaded plugins for DK_ERROR and DK_WARNING.
27211 * c-decl.c (declspecs_add_type): Move call to
27212 invoke_plugin_callbacks ...
27213 * c-parser.c (c_parser_declspecs): ... here.
27214 * plugin.c (dump_active_plugins): Tidy output.
27216 2009-04-14 Diego Novillo <dnovillo@google.com>
27217 Le-Chun Wu <lcwu@google.com>
27219 * configure.ac: Add --enable-plugin support.
27220 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
27221 * Makefile.in (PLUGIN_H): Define.
27222 Export ENABLE_PLUGIN and GMPINC to site.exp.
27223 Add PLUGINLIBS to link command.
27224 Add/modify dependencies for plugin.o and files including plugin.h.
27226 * config.in: Regenerate.
27228 * opts.c (common_handle_option): Handle OPT_fplugin_ and
27231 2009-04-14 Le-Chun Wu <lcwu@google.com>
27233 * tree-pass.h (register_one_dump_file): Add a prototype for
27234 register_one_dump_file.
27235 * toplev.c (compile_file): Call initialize_plugins.
27236 (do_compile): Call invoke_plugin_callbacks.
27237 (toplev_main): Call invoke_plugin_callbacks.
27238 * common.opt: Add -fplugin= and -fplugin-arg-.
27239 * gcc-plugin.h: New public header file for plugins to include.
27240 * plugin.c: New source file.
27241 * plugin.h: New internal header file.
27242 * passes.c (register_one_dump_file): Make it external.
27244 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
27246 2009-04-14 Diego Novillo <dnovillo@google.com>
27248 * doc/plugins.texi: New.
27249 * doc/gccint.texi: Add reference to Plugins chapter.
27250 * doc/invoke.texi: Document -fplugin and -fplugin-arg
27251 * diagnostic.c (diagnostic_report_diagnostic): Warn about
27252 loaded plugins, if any.
27253 * timevar.def (TV_PLUGIN_INIT): Define.
27254 (TV_PLUGIN_RUN): Define.
27255 * plugin.c: Include timevar.h
27256 (plugins_active_p): New.
27257 (dump_active_plugins): New.
27258 (debug_active_plugins): New.
27260 2009-04-14 Joseph Myers <joseph@codesourcery.com>
27262 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
27264 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
27266 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
27268 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
27269 the same as a minus without a shift.
27271 2009-04-14 Nick Clifton <nickc@redhat.com>
27273 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
27274 comparisons with small integers will always produce a short
27277 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
27280 2008-12-19 Diego Novillo <dnovillo@google.com>
27282 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
27284 2009-04-14 Richard Guenther <rguenther@suse.de>
27286 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
27288 (verify_gimple_assign_binary): Likewise. Handle shifts and
27290 (verify_gimple_phi): Print the mismatched argument position.
27291 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
27293 (vect_update_init_of_dr): Likewise.
27294 * matrix-reorg.c (transform_access_sites): Do what the
27296 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
27298 2009-04-13 Michael Eager <eager@eagercon.com>
27300 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
27301 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
27302 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
27303 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
27304 remove duplicate config
27306 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
27308 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
27309 file_name:line_number type locator of the call site.
27311 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
27313 * genautomata.c: Put blank after comma.
27314 (automaton_decls): New.
27315 (struct unit_usage): Add comments to member next.
27316 (store_alt_unit_usage): Keep the list ordered.
27317 (unit_present_on_list_p, equal_alternatives_p): New.
27318 (check_regexp_units_distribution): Check units distribution
27319 correctness correctly.
27320 (main): Don't write automata if error is found. Return correct
27323 * config/m68k/cf.md (cfv4_ds): Remove.
27324 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
27325 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
27327 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
27328 power4-load-ext, power4-store, power4-store-update,
27329 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
27330 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
27331 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
27332 power4-sqrt, power4-isync): Modify reservation to make correct
27333 unit distribution to automata.
27335 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
27336 power5-store-update, power5-two, power5-three, power5-lmul,
27337 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
27339 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
27341 * except.c (pass_set_nothrow_function_flags): Set name and add
27343 (set_nothrow_function_flags): Mention in the dump file when
27344 changing a function to nothrow.
27346 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
27349 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
27350 instead of unsigned long.
27352 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
27354 * config/arm/arm.c (return_used_this_function): Remove.
27355 (arm_output_function_prologue): Remove use of
27356 return_used_this_function.
27357 (output_return_instruction): Replace use of
27358 return_used_this_function
27359 by cfun->machine->return_used_this_function.
27360 (arm_output_epilogue): Likewise.
27361 (arm_output_function_epilogue): Likewise.
27362 (thumb_unexpanded_epilogue): Likewise.
27363 * config/arm/arm.h (struct machine_function):
27364 New member return_used_this_function.
27366 2009-04-12 Mark Mitchell <mark@codesourcery.com>
27368 * doc/install.texi: Correct description of default directory for
27369 --with-gxx-include-dir.
27371 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
27373 * fold-const.c (build_range_check): Properly deal with enumeral and
27374 boolean base types.
27376 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
27378 * doc/invoke.texi (max_gcse_passes): Remove documentation.
27379 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
27380 * params.h (MAX_GCSE_PASSES): Remove.
27381 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
27382 in sequence. Remove ability to run multiple passes.
27383 (bypass_jumps): Report run as third CPROP pass.
27385 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
27387 PR middle-end/39651
27388 * except.c (can_throw_external): Look at each insn in a SEQUENCE
27389 when deciding whether the whole SEQUENCE can throw.
27391 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
27394 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
27395 offseted label references.
27397 2009-04-11 Jan Hubicka <jh@suse.cz>
27399 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
27401 2009-04-11 Richard Guenther <rguenther@suse.de>
27403 PR middle-end/39732
27404 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
27405 return variables as TREE_ADDRESSABLE.
27407 2009-04-11 Richard Guenther <rguenther@suse.de>
27409 PR tree-optimization/39713
27410 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
27411 reference trees have SSA_NAME operands.
27413 2009-04-11 Richard Guenther <rguenther@suse.de>
27416 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
27417 address expressions.
27419 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
27421 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
27422 match changes in Cygwin 1.7
27423 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
27424 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
27426 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
27428 PR tree-optimization/39701
27429 * doc/invoke.texi (Optimization Options): Document change in
27430 meaning and initialization of -fdelete-null-pointer-checks.
27432 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
27434 PR middle-end/39701
27435 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
27437 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
27440 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
27442 2009-04-10 Chao-ying Fu <fu@mips.com>
27444 * doc/tm.texi (Instruction Output): Document
27445 TARGET_ASM_FINAL_POSTSCAN_INSN.
27446 * target.h (final_postscan_insn): New field in asm_out.
27447 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
27448 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
27449 * final.c (final_scan_insn): Call
27450 targetm.asm_out.final_postscan_insn after outputting
27451 an asm macro and a normal instruction.
27453 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
27454 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
27455 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
27456 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
27457 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
27459 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
27461 PR middle-end/39701
27462 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
27463 variables as non-NULL even with -fdelete-null-pointer-checks.
27465 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
27467 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
27469 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
27472 * config/i386/i386.c (classify_argument): Handle SCmode with
27473 (bit_offset % 64) != 0.
27475 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
27477 * doc/invoke.texi (Optimize Options): Add cross-reference to
27478 -Q --help=optimizers examples.
27480 2009-04-10 Ben Elliston <bje@au.ibm.com>
27483 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
27484 regalign for the reg == fpr and TDmode case.
27486 2009-04-09 David Ayers <ayers@fsfe.org>
27489 * objc/objc-act.c (warn_with_method): Remove helper function.
27490 (check_duplicates): Call warning and inform directly.
27491 (really_start_method): Likewise.
27493 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
27495 * expmed.c (expand_divmod): Always use a comparison for a division
27496 by a large unsigned integer.
27498 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
27499 for things others than variables or functions as nonzero.
27501 2009-04-09 Nick Clifton <nickc@redhat.com>
27503 * unwind-compat.c: Change copyright header to refer to version
27504 3 of the GNU General Public License with version 3.1 of the
27505 GCC Runtime Library Exception and to point readers at the
27506 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
27507 * config/alpha/crtfastmath.c: Likewise.
27508 * config/alpha/linux-unwind.h: Likewise.
27509 * config/alpha/qrnnd.asm: Likewise.
27510 * config/alpha/vms-crt0-64.c: Likewise.
27511 * config/alpha/vms-crt0.c: Likewise.
27512 * config/alpha/vms-dwarf2.asm: Likewise.
27513 * config/alpha/vms-dwarf2eh.asm: Likewise.
27514 * config/alpha/vms-psxcrt0-64.c: Likewise.
27515 * config/alpha/vms-psxcrt0.c: Likewise.
27516 * config/alpha/vms_tramp.asm: Likewise.
27517 * config/arc/initfini.c: Likewise.
27518 * config/arc/lib1funcs.asm: Likewise.
27519 * config/arm/bpabi-v6m.S: Likewise.
27520 * config/arm/bpabi.S: Likewise.
27521 * config/arm/bpabi.c: Likewise.
27522 * config/arm/crti.asm: Likewise.
27523 * config/arm/crtn.asm: Likewise.
27524 * config/arm/ieee754-df.S: Likewise.
27525 * config/arm/ieee754-sf.S: Likewise.
27526 * config/arm/lib1funcs.asm: Likewise.
27527 * config/arm/libunwind.S: Likewise.
27528 * config/arm/linux-atomic.c: Likewise.
27529 * config/arm/mmintrin.h: Likewise.
27530 * config/arm/pr-support.c: Likewise.
27531 * config/arm/unaligned-funcs.c: Likewise.
27532 * config/arm/unwind-arm.c: Likewise.
27533 * config/arm/unwind-arm.h: Likewise.
27534 * config/avr/libgcc.S: Likewise.
27535 * config/bfin/crti.s: Likewise.
27536 * config/bfin/crtlibid.s: Likewise.
27537 * config/bfin/crtn.s: Likewise.
27538 * config/bfin/lib1funcs.asm: Likewise.
27539 * config/bfin/linux-unwind.h: Likewise.
27540 * config/cris/arit.c: Likewise.
27541 * config/cris/cris_abi_symbol.c: Likewise.
27542 * config/darwin-64.c: Likewise.
27543 * config/darwin-crt2.c: Likewise.
27544 * config/darwin-crt3.c: Likewise.
27545 * config/darwin.h: Likewise.
27546 * config/dbxelf.h: Likewise.
27547 * config/dfp-bit.c: Likewise.
27548 * config/dfp-bit.h: Likewise.
27549 * config/elfos.h: Likewise.
27550 * config/fixed-bit.c: Likewise.
27551 * config/fixed-bit.h: Likewise.
27552 * config/fp-bit.c: Likewise.
27553 * config/fp-bit.h: Likewise.
27554 * config/fr30/crti.asm: Likewise.
27555 * config/fr30/crtn.asm: Likewise.
27556 * config/fr30/lib1funcs.asm: Likewise.
27557 * config/freebsd-spec.h: Likewise.
27558 * config/frv/cmovd.c: Likewise.
27559 * config/frv/cmovh.c: Likewise.
27560 * config/frv/cmovw.c: Likewise.
27561 * config/frv/frvbegin.c: Likewise.
27562 * config/frv/frvend.c: Likewise.
27563 * config/frv/lib1funcs.asm: Likewise.
27564 * config/glibc-stdint.h: Likewise.
27565 * config/h8300/clzhi2.c: Likewise.
27566 * config/h8300/crti.asm: Likewise.
27567 * config/h8300/crtn.asm: Likewise.
27568 * config/h8300/ctzhi2.c: Likewise.
27569 * config/h8300/fixunssfsi.c: Likewise.
27570 * config/h8300/lib1funcs.asm: Likewise.
27571 * config/h8300/parityhi2.c: Likewise.
27572 * config/h8300/popcounthi2.c: Likewise.
27573 * config/i386/ammintrin.h: Likewise.
27574 * config/i386/att.h: Likewise.
27575 * config/i386/avxintrin.h: Likewise.
27576 * config/i386/biarch64.h: Likewise.
27577 * config/i386/bmmintrin.h: Likewise.
27578 * config/i386/cpuid.h: Likewise.
27579 * config/i386/cross-stdarg.h: Likewise.
27580 * config/i386/crtfastmath.c: Likewise.
27581 * config/i386/crtprec.c: Likewise.
27582 * config/i386/cygming-crtbegin.c: Likewise.
27583 * config/i386/cygming-crtend.c: Likewise.
27584 * config/i386/cygwin.asm: Likewise.
27585 * config/i386/emmintrin.h: Likewise.
27586 * config/i386/gmm_malloc.h: Likewise.
27587 * config/i386/gthr-win32.c: Likewise.
27588 * config/i386/i386.h: Likewise.
27589 * config/i386/immintrin.h: Likewise.
27590 * config/i386/linux-unwind.h: Likewise.
27591 * config/i386/linux64.h: Likewise.
27592 * config/i386/mm3dnow.h: Likewise.
27593 * config/i386/mmintrin-common.h: Likewise.
27594 * config/i386/mmintrin.h: Likewise.
27595 * config/i386/nmmintrin.h: Likewise.
27596 * config/i386/pmm_malloc.h: Likewise.
27597 * config/i386/pmmintrin.h: Likewise.
27598 * config/i386/smmintrin.h: Likewise.
27599 * config/i386/sol2-c1.asm: Likewise.
27600 * config/i386/sol2-ci.asm: Likewise.
27601 * config/i386/sol2-cn.asm: Likewise.
27602 * config/i386/sol2-gc1.asm: Likewise.
27603 * config/i386/tmmintrin.h: Likewise.
27604 * config/i386/unix.h: Likewise.
27605 * config/i386/w32-unwind.h: Likewise.
27606 * config/i386/wmmintrin.h: Likewise.
27607 * config/i386/x86-64.h: Likewise.
27608 * config/i386/x86intrin.h: Likewise.
27609 * config/i386/xmmintrin.h: Likewise.
27610 * config/ia64/crtbegin.asm: Likewise.
27611 * config/ia64/crtend.asm: Likewise.
27612 * config/ia64/crtfastmath.c: Likewise.
27613 * config/ia64/crti.asm: Likewise.
27614 * config/ia64/crtn.asm: Likewise.
27615 * config/ia64/fde-glibc.c: Likewise.
27616 * config/ia64/lib1funcs.asm: Likewise.
27617 * config/ia64/linux-unwind.h: Likewise.
27618 * config/ia64/quadlib.c: Likewise.
27619 * config/ia64/unwind-ia64.c: Likewise.
27620 * config/linux.h: Likewise.
27621 * config/m32c/m32c-lib1.S: Likewise.
27622 * config/m32c/m32c-lib2-trapv.c: Likewise.
27623 * config/m32c/m32c-lib2.c: Likewise.
27624 * config/m32r/initfini.c: Likewise.
27625 * config/m68hc11/larith.asm: Likewise.
27626 * config/m68hc11/m68hc11-crt0.S: Likewise.
27627 * config/m68k/cf.md: Likewise.
27628 * config/m68k/crti.s: Likewise.
27629 * config/m68k/crtn.s: Likewise.
27630 * config/m68k/lb1sf68.asm: Likewise.
27631 * config/m68k/linux-unwind.h: Likewise.
27632 * config/mcore/crti.asm: Likewise.
27633 * config/mcore/crtn.asm: Likewise.
27634 * config/mcore/lib1.asm: Likewise.
27635 * config/mips/linux-unwind.h: Likewise.
27636 * config/mips/loongson.h: Likewise.
27637 * config/mips/mips16.S: Likewise.
27638 * config/mmix/crti.asm: Likewise.
27639 * config/mmix/crtn.asm: Likewise.
27640 * config/pa/fptr.c: Likewise.
27641 * config/pa/hpux-unwind.h: Likewise.
27642 * config/pa/lib2funcs.asm: Likewise.
27643 * config/pa/linux-atomic.c: Likewise.
27644 * config/pa/linux-unwind.h: Likewise.
27645 * config/pa/milli64.S: Likewise.
27646 * config/pa/quadlib.c: Likewise.
27647 * config/pa/stublib.c: Likewise.
27648 * config/picochip/libgccExtras/adddi3.asm: Likewise.
27649 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
27650 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
27651 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
27652 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
27653 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
27654 * config/picochip/libgccExtras/divmod15.asm: Likewise.
27655 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
27656 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
27657 * config/picochip/libgccExtras/longjmp.asm: Likewise.
27658 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
27659 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
27660 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
27661 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
27662 * config/picochip/libgccExtras/setjmp.asm: Likewise.
27663 * config/picochip/libgccExtras/subdi3.asm: Likewise.
27664 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
27665 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
27666 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
27667 * config/rs6000/750cl.h: Likewise.
27668 * config/rs6000/altivec.h: Likewise.
27669 * config/rs6000/biarch64.h: Likewise.
27670 * config/rs6000/crtresfpr.asm: Likewise.
27671 * config/rs6000/crtresgpr.asm: Likewise.
27672 * config/rs6000/crtresxfpr.asm: Likewise.
27673 * config/rs6000/crtresxgpr.asm: Likewise.
27674 * config/rs6000/crtsavfpr.asm: Likewise.
27675 * config/rs6000/crtsavgpr.asm: Likewise.
27676 * config/rs6000/darwin-asm.h: Likewise.
27677 * config/rs6000/darwin-fallback.c: Likewise.
27678 * config/rs6000/darwin-fpsave.asm: Likewise.
27679 * config/rs6000/darwin-ldouble.c: Likewise.
27680 * config/rs6000/darwin-tramp.asm: Likewise.
27681 * config/rs6000/darwin-unwind.h: Likewise.
27682 * config/rs6000/darwin-vecsave.asm: Likewise.
27683 * config/rs6000/darwin-world.asm: Likewise.
27684 * config/rs6000/e500crtres32gpr.asm: Likewise.
27685 * config/rs6000/e500crtres64gpr.asm: Likewise.
27686 * config/rs6000/e500crtres64gprctr.asm: Likewise.
27687 * config/rs6000/e500crtrest32gpr.asm: Likewise.
27688 * config/rs6000/e500crtrest64gpr.asm: Likewise.
27689 * config/rs6000/e500crtresx32gpr.asm: Likewise.
27690 * config/rs6000/e500crtresx64gpr.asm: Likewise.
27691 * config/rs6000/e500crtsav32gpr.asm: Likewise.
27692 * config/rs6000/e500crtsav64gpr.asm: Likewise.
27693 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
27694 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
27695 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
27696 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
27697 * config/rs6000/eabi-ci.asm: Likewise.
27698 * config/rs6000/eabi-cn.asm: Likewise.
27699 * config/rs6000/eabi.asm: Likewise.
27700 * config/rs6000/linux-unwind.h: Likewise.
27701 * config/rs6000/linux64.h: Likewise.
27702 * config/rs6000/paired.h: Likewise.
27703 * config/rs6000/paired.md: Likewise.
27704 * config/rs6000/ppc64-fp.c: Likewise.
27705 * config/rs6000/ppu_intrinsics.h: Likewise.
27706 * config/rs6000/rs6000.h: Likewise.
27707 * config/rs6000/si2vmx.h: Likewise.
27708 * config/rs6000/sol-ci.asm: Likewise.
27709 * config/rs6000/sol-cn.asm: Likewise.
27710 * config/rs6000/spe.h: Likewise.
27711 * config/rs6000/spu2vmx.h: Likewise.
27712 * config/rs6000/sysv4.h: Likewise.
27713 * config/rs6000/tramp.asm: Likewise.
27714 * config/rs6000/vec_types.h: Likewise.
27715 * config/s390/linux-unwind.h: Likewise.
27716 * config/s390/tpf-unwind.h: Likewise.
27717 * config/score/crti.asm: Likewise.
27718 * config/score/crtn.asm: Likewise.
27719 * config/sh/crt1.asm: Likewise.
27720 * config/sh/crti.asm: Likewise.
27721 * config/sh/crtn.asm: Likewise.
27722 * config/sh/divtab-sh4-300.c: Likewise.
27723 * config/sh/divtab-sh4.c: Likewise.
27724 * config/sh/divtab.c: Likewise.
27725 * config/sh/lib1funcs-4-300.asm: Likewise.
27726 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
27727 * config/sh/lib1funcs.asm: Likewise.
27728 * config/sh/lib1funcs.h: Likewise.
27729 * config/sh/linux-atomic.asm: Likewise.
27730 * config/sh/linux-unwind.h: Likewise.
27731 * config/sh/shmedia.h: Likewise.
27732 * config/sh/sshmedia.h: Likewise.
27733 * config/sh/ushmedia.h: Likewise.
27734 * config/sparc/crtfastmath.c: Likewise.
27735 * config/sparc/linux-unwind.h: Likewise.
27736 * config/sparc/sol2-c1.asm: Likewise.
27737 * config/sparc/sol2-ci.asm: Likewise.
27738 * config/sparc/sol2-cn.asm: Likewise.
27739 * config/spu/divmodti4.c: Likewise.
27740 * config/spu/divv2df3.c: Likewise.
27741 * config/spu/float_disf.c: Likewise.
27742 * config/spu/float_unsdidf.c: Likewise.
27743 * config/spu/float_unsdisf.c: Likewise.
27744 * config/spu/float_unssidf.c: Likewise.
27745 * config/spu/mfc_multi_tag_release.c: Likewise.
27746 * config/spu/mfc_multi_tag_reserve.c: Likewise.
27747 * config/spu/mfc_tag_release.c: Likewise.
27748 * config/spu/mfc_tag_reserve.c: Likewise.
27749 * config/spu/mfc_tag_table.c: Likewise.
27750 * config/spu/multi3.c: Likewise.
27751 * config/spu/spu_internals.h: Likewise.
27752 * config/spu/spu_intrinsics.h: Likewise.
27753 * config/spu/spu_mfcio.h: Likewise.
27754 * config/spu/vec_types.h: Likewise.
27755 * config/spu/vmx2spu.h: Likewise.
27756 * config/stormy16/stormy16-lib2.c: Likewise.
27757 * config/svr4.h: Likewise.
27758 * config/sync.c: Likewise.
27759 * config/v850/lib1funcs.asm: Likewise.
27760 * config/vxlib-tls.c: Likewise.
27761 * config/vxlib.c: Likewise.
27762 * config/vxworks-dummy.h: Likewise.
27763 * config/xtensa/crti.asm: Likewise.
27764 * config/xtensa/crtn.asm: Likewise.
27765 * config/xtensa/ieee754-df.S: Likewise.
27766 * config/xtensa/ieee754-sf.S: Likewise.
27767 * config/xtensa/lib1funcs.asm: Likewise.
27768 * config/xtensa/lib2funcs.S: Likewise.
27769 * config/xtensa/linux-unwind.h: Likewise.
27770 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
27771 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
27772 * coretypes.h: Likewise.
27773 * crtstuff.c: Likewise.
27774 * defaults.h: Likewise.
27775 * dwarf2.h: Likewise.
27776 * emutls.c: Likewise.
27777 * gbl-ctors.h: Likewise.
27778 * gcov-io.h: Likewise.
27779 * ginclude/float.h: Likewise.
27780 * ginclude/iso646.h: Likewise.
27781 * ginclude/stdarg.h: Likewise.
27782 * ginclude/stdbool.h: Likewise.
27783 * ginclude/stddef.h: Likewise.
27784 * ginclude/stdfix.h: Likewise.
27785 * ginclude/stdint-gcc.h: Likewise.
27786 * ginclude/tgmath.h: Likewise.
27787 * gthr-aix.h: Likewise.
27788 * gthr-dce.h: Likewise.
27789 * gthr-gnat.c: Likewise.
27790 * gthr-gnat.h: Likewise.
27791 * gthr-lynx.h: Likewise.
27792 * gthr-mipssde.h: Likewise.
27793 * gthr-nks.h: Likewise.
27794 * gthr-posix.c: Likewise.
27795 * gthr-posix.h: Likewise.
27796 * gthr-posix95.h: Likewise.
27797 * gthr-rtems.h: Likewise.
27798 * gthr-single.h: Likewise.
27799 * gthr-solaris.h: Likewise.
27800 * gthr-tpf.h: Likewise.
27801 * gthr-vxworks.h: Likewise.
27802 * gthr-win32.h: Likewise.
27803 * gthr.h: Likewise.
27804 * libgcc2.c: Likewise.
27805 * libgcc2.h: Likewise.
27806 * libgcov.c: Likewise.
27807 * tsystem.h: Likewise.
27808 * typeclass.h: Likewise.
27809 * unwind-c.c: Likewise.
27810 * unwind-compat.h: Likewise.
27811 * unwind-dw2-fde-compat.c: Likewise.
27812 * unwind-dw2-fde-darwin.c: Likewise.
27813 * unwind-dw2-fde-glibc.c: Likewise.
27814 * unwind-dw2-fde.c: Likewise.
27815 * unwind-dw2-fde.h: Likewise.
27816 * unwind-dw2.c: Likewise.
27817 * unwind-dw2.h: Likewise.
27818 * unwind-generic.h: Likewise.
27819 * unwind-pe.h: Likewise.
27820 * unwind-sjlj.c: Likewise.
27821 * unwind.inc: Likewise.
27822 * config/arm/neon-gen.ml: Change generated copyright header to
27823 refer to version 3 of the GNU General Public License with
27824 version 3.1 of the GCC Runtime Library Exception and to point
27825 readers at the COPYING3 and COPYING3.RUNTIME files and the
27826 FSF's license web page.
27827 * config/arm/arm_neon.h: Regenerate.
27829 2009-04-09 Jakub Jelinek <jakub@redhat.com>
27831 * config/cris/cris.md: Change copyright header to refer to version
27832 3 of the GNU General Public License.
27833 * doc/install.texi2html: Change copyright header to refer to version
27834 3 of the GNU General Public License and to point readers at the
27835 COPYING3 file and the FSF's license web page.
27836 * config/vax/linux.h: Likewise.
27838 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
27840 * config/i386/i386.md (cmpcc): New.
27841 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
27842 (sync_compare_and_swap_cc*): Delete.
27844 * config/s390/s390.c (s390_compare_emitted): Remove.
27845 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
27846 s390_compare_emitted used to be handled. Assert that modes match.
27847 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
27848 refer to sync_compare_and_swap_ccsi.
27849 * config/s390/s390.h (s390_compare_emitted): Remove.
27850 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
27851 instead of s390_compare_emitted.
27852 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
27853 instead of s390_compare_emitted.
27854 * config/s390/s390.md (cmpcc): New.
27855 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
27856 CC_REGNUM, do not pretend it's set.
27857 (sync_compare_and_swap_cc*): Delete.
27858 * config/s390/predicates.md (cc_reg_operand): New.
27860 * expr.c (sync_compare_and_swap_cc): Delete.
27861 * optabs.h (sync_compare_and_swap_cc): Delete.
27862 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
27863 is being used with can_compare_p.
27864 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
27865 (find_cc_set): New.
27866 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
27867 look for a MODE_CC set instead. Use emit_store_flag.
27868 (expand_compare_and_swap_loop): Likewise, with some additional
27869 complication to avoid a force_reg when useless. Use
27870 emit_cmp_and_jump_insns.
27871 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
27872 * doc/md.texi (sync_compare_and_swap_cc): Merge with
27873 sync_compare_and_swap documentation.
27875 2009-04-09 Jan Hubicka <jh@suse.cz>
27877 * except.c (find_prev_try): Break out from ....
27878 (duplicate_eh_regions): ... here; properly update prev_try pointers
27879 when duplication part of tree.
27880 (dump_eh_tree): Improve dumping.
27881 (verify_eh_region): New.
27882 (verify_eh_tree): Use it.
27884 2009-04-06 Richard Guenther <rguenther@suse.de>
27886 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
27887 &ARRAY addresses by adjusting their types and prepending
27889 * tree-cfg.c (verify_gimple_assign_single): Verify that
27890 addresses are correct.
27892 2009-04-09 Richard Guenther <rguenther@suse.de>
27894 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
27895 indices into an array reference if possible.
27896 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
27897 Fold POINTER_PLUS_EXPR statements with invariant address.
27899 2009-04-09 Alan Modra <amodra@bigpond.net.au>
27902 * config.gcc (powerpc64-*-linux*): Always build biarch.
27904 2009-04-09 Joseph Myers <joseph@codesourcery.com>
27907 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
27908 it and pedwarn if this results in an INTEGER_CST.
27910 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27912 * doc/install.texi: Update minimum GMP version. Remove obsolete
27913 text in MPFR section.
27915 2009-04-08 Jakub Jelinek <jakub@redhat.com>
27917 * dwarf2out.c (class_scope_p): New static inline.
27918 (class_or_namespace_scope_p): Use it.
27919 (gen_variable_die): Use DW_TAG_member tag for static data member
27920 declarations instead of DW_TAG_variable.
27922 PR middle-end/39573
27923 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
27926 2009-04-08 Richard Guenther <rguenther@suse.de>
27928 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
27929 valueize random data.
27931 2009-04-08 David Edelsohn <edelsohn@gnu.org>
27933 * config.gcc (aix tm_file): Add aix-stdint.h.
27934 (aix tm clause use_gcc_stdint): Set to wrap.
27935 * config/rs6000/aix-stdint.h: New file.
27937 2009-04-08 Richard Guenther <rguenther@suse.de>
27939 PR middle-end/36291
27940 * tree-dfa.c (add_referenced_var): Do not recurse into
27941 global initializers.
27942 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
27944 (fold_const_aggregate_ref): Likewise.
27946 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
27948 * recog.c (ordered_comparison_operator): New.
27949 * gensupport.c (std_preds): Add it.
27950 * doc/md.texi (Machine-Independent Predicates): Document it.
27952 2009-04-08 Jan Hubicka <jh@suse.cz>
27954 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
27955 * function.h (rtl_eh): Remove exception_handler_label_map.
27956 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
27957 remove_exception_handler_label, for_each_eh_label_1): Remove.
27958 (rtl_remove_unreachable_regions): Remove.
27959 (convert_from_eh_region_ranges): Do not remove unreachable regions.
27960 (find_exception_handler_labels): Don't build the hashtable.
27961 (maybe_remove_eh_handler): Remove.
27962 (for_each_eh_label): Rewrite to walk the tree.
27963 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
27964 * except.h (maybe_remove_eh_handler): Remove.
27965 * passes.c (init_optimization_passes): Schedule second EH cleanup
27967 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
27968 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
27970 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
27972 * genoutput.c (validate_optab_operands): New.
27973 (gen_insn, gen_expand): Call it.
27975 * genflags.c (gen_insn): Detect misused iterators.
27976 (main): Pass line_no to gen_insn, exit with status 1 on error.
27978 * genextract.c (line_no): Make global.
27979 (VEC_safe_set_locstr): Change assertion to error message.
27980 (main): Exit with status 1 on error.
27982 2009-04-08 Joseph Myers <joseph@codesourcery.com>
27986 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
27987 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
27988 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
27989 * c-convert.c (convert): Do not call fold on results of conversion
27990 functions when the result is a C_MAYBE_CONST_EXPR.
27991 * c-parser.c (c_parser_postfix_expression): Do not fold condition
27992 of __builtin_choose_expr.
27993 * c-typeck.c (remove_c_maybe_const_expr): New.
27994 (build_unary_op, build_conditional_expr, build_compound_expr,
27995 build_binary_op, c_objc_common_truthvalue_conversion): Call
27996 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
27999 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
28001 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
28002 CODE to produce a new one. Add a prototype to use fold_convert_const
28004 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
28007 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
28008 mix declarations and code.
28010 2009-04-08 Ben Elliston <bje@au.ibm.com>
28012 * gcc.c: Replace `CC' with `GCC' throughout.
28014 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
28016 * doc/invoke.texi: Document Atom support.
28018 2009-04-07 Jason Merrill <jason@redhat.com>
28021 * c-common.h, c-common.c: Add flag_pretty_templates.
28022 * c-opts.c (c_common_handle_option): Set it.
28023 * c.opt: Add -fno-pretty-templates.
28024 * doc/invoke.texi (C++ Dialect Options): Likewise.
28026 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
28028 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
28029 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
28030 (ia64_expand_builtin): Likewise.
28032 2009-04-07 Martin Jambor <mjambor@suse.cz>
28034 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
28035 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
28036 ADDR_EXPRS are include too.
28038 2009-04-07 Richard Guenther <rguenther@suse.de>
28040 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
28041 decls are only used if passes as parameters or if they are
28042 local statics and the call is not to a builtin.
28043 (call_may_clobber_ref_p_1): Likewise.
28045 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
28047 * expr.c (do_store_flag): Remove last argument. Simplify code
28048 to avoid duplication of tests already done by can_compare_p.
28049 (expand_expr_real_1): Adjust caller.
28051 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
28053 * optabs.c (can_compare_p): Test the predicate of a
28054 cbranch and cstore pattern.
28056 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
28058 * expr.c (convert_move): Use emit_store_flag instead of
28061 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
28063 * config/i386/i386.c (ix86_compare_emitted): Remove.
28064 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
28065 ix86_compare_op0 like ix86_compare_emitted used to be handled.
28066 * config/i386/i386.h (ix86_compare_emitted): Remove.
28067 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
28068 instead of ix86_compare_emitted.
28069 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
28071 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
28073 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
28074 Add t-sysroot-suffix to tmake_file.
28075 * config/print-sysroot-suffix.sh: New file.
28076 * config/t-sysroot-suffix: New file.
28078 2009-04-07 Ben Elliston <bje@au.ibm.com>
28080 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
28081 as the latter produces a warning when the target does not support
28084 2009-04-07 Ben Elliston <bje@au.ibm.com>
28086 * dfp.c: Replace type punning assignments with memcpy throughout.
28087 * Makefile.in (dfp.o-warn): Remove.
28089 2009-04-07 Alan Modra <amodra@bigpond.net.au>
28092 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
28093 Include soft-fp/t-softfp after rs6000/t-linux64.
28095 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
28097 * stor-layout.c (set_sizetype): Use the full precision of their
28098 machine mode for bitsize types.
28100 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
28102 * config/i386/i386.md: Revert 2 accidental checkins.
28104 2009-04-06 Joey Ye <joey.ye@intel.com>
28105 Xuepeng Guo <xuepeng.guo@intel.com>
28106 H.J. Lu <hongjiu.lu@intel.com>
28108 Atom pipeline model, tuning and insn selection.
28109 * config.gcc (atom): Add atom config options and target.
28111 * config/i386/atom.md: New.
28113 * config/i386/i386.c (atom_cost): New cost.
28114 (m_ATOM): New macro flag.
28115 (initial_ix86_tune_features): Set m_ATOM.
28116 (x86_accumulate_outgoing_args): Likewise.
28117 (x86_arch_always_fancy_math_387): Likewise.
28118 (processor_target): Add Atom cost.
28119 (cpu_names): Add Atom cpu name.
28120 (override_options): Set Atom ISA.
28121 (ix86_issue_rate): New case PROCESSOR_ATOM.
28122 (ix86_adjust_cost): Likewise.
28124 * config/i386/i386.h (TARGET_ATOM): New target macro.
28125 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
28126 (TARGET_OPT_AGU): New target option.
28127 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
28128 (processor_type): Add PROCESSOR_ATOM.
28130 * config/i386/i386.md (cpu): Add new value "atom".
28131 (use_carry, movu): New attr.
28132 (atom.md): Include atom.md.
28133 (adddi3_carry_rex64): Set attr "use_carry".
28134 (addqi3_carry): Likewise.
28135 (addhi3_carry): Likewise.
28136 (addsi3_carry): Likewise.
28137 (*addsi3_carry_zext): Likewise.
28138 (subdi3_carry_rex64): Likewise.
28139 (subqi3_carry): Likewise.
28140 (subhi3_carry): Likewise.
28141 (subsi3_carry): Likewise.
28142 (x86_movdicc_0_m1_rex64): Likewise.
28143 (*x86_movdicc_0_m1_se): Likewise.
28144 (x86_movsicc_0_m1): Likewise.
28145 (*x86_movsicc_0_m1_se): Likewise.
28146 (*adddi_1_rex64): Emit add insn as much as possible.
28147 (*addsi_1): Likewise.
28148 (return_internal): Set atom_unit.
28149 (return_internal_long): Likewise.
28150 (return_pop_internal): Likewise.
28151 (*rcpsf2_sse): Set atom_sse_attr attr.
28152 (*qrt<mode>2_sse): Likewise.
28153 (*prefetch_sse): Likewise.
28155 * config/i386/i386-c.c (ix86_target_macros_internal): New case
28157 (ix86_target_macros_internal): Likewise.
28159 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
28160 (*prefetch_sse_rex): Likewise.
28161 (sse_rcpv4sf2): Likewise.
28162 (sse_vmrcpv4sf2): Likewise.
28163 (sse_sqrtv4sf2): Likewise.
28164 (<sse>_vmsqrt<mode>2): Likewise.
28165 (sse_ldmxcsr): Likewise.
28166 (sse_stmxcsr): Likewise.
28167 (*sse_sfence): Likewise.
28168 (sse2_clflush): Likewise.
28169 (*sse2_mfence): Likewise.
28170 (*sse2_lfence): Likewise.
28171 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
28172 (<sse>_movup<ssemodesuffixf2c>): Likewise.
28173 (avx_movdqu<avxmodesuffix>): Likewise.
28174 (avx_lddqu<avxmodesuffix>): Likewise.
28175 (sse2_movntv2di): Change attr "type" to "ssemov".
28176 (sse2_movntsi): Likewise.
28177 (rsqrtv8sf2): Change attr "type" to "sseadd".
28178 (sse3_addsubv2df3): Set attr "atom_unit".
28179 (sse3_h<plusminus_insn>v4sf3): Likewise.
28180 (*sse2_pmaddwd): Likewise.
28181 (*vec_extractv2di_1_rex64): Likewise.
28182 (*vec_extractv2di_1_avx): Likewise.
28183 (sse2_psadbw): Likewise.
28184 (ssse3_phaddwv8hi3): Likewise.
28185 (ssse3_phaddwv4hi3): Likewise.
28186 (ssse3_phadddv4si3): Likewise.
28187 (ssse3_phadddv2si3): Likewise.
28188 (ssse3_phaddswv8hi3): Likewise.
28189 (ssse3_phaddswv4hi3): Likewise.
28190 (ssse3_phsubwv8hi3): Likewise.
28191 (ssse3_phsubwv4hi3): Likewise.
28192 (ssse3_phsubdv4si3): Likewise.
28193 (ssse3_phsubdv2si3): Likewise.
28194 (ssse3_phsubswv8hi3): Likewise.
28195 (ssse3_phsubswv4hi3): Likewise.
28196 (ssse3_pmaddubsw128): Likewise.
28197 (sse3_pmaddubsw: Likewise.
28198 (ssse3_palignrti): Likewise.
28199 (ssse3_palignrdi): Likewise.
28201 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
28203 * doc/install.texi (Specific): Fix two cross-references to MinGW.
28205 2009-04-06 Richard Guenther <rguenther@suse.de>
28207 PR tree-optimization/28868
28208 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
28209 of which PHI results we inserted.
28210 (insert_into_preds_of_block): Record inserted PHIs.
28211 (eliminate): Eliminate redundant PHI nodes.
28212 (init_pre): Init inserted_phi_names.
28214 2009-04-06 Richard Guenther <rguenther@suse.de>
28216 PR tree-optimization/39643
28217 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
28218 IMAGPART_EXPRs of complex constants.
28219 (execute_fold_all_builtins): If we folded a call queue
28220 TODO_update_address_taken.
28222 2009-04-06 Jan Hubicka <jh@suse.cz>
28224 PR middle-end/39659
28225 * except.c (remove_unreachable_regions): Propagate may_contain_throw
28228 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
28230 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
28232 (ic_invalidate_array): Likewise.
28234 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
28236 * calls.c (emit_library_call_value_1): Fix a problem with parameter
28237 alignment for library calls.
28239 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
28241 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
28242 (mingw32 tm clause use_gcc_stdint): Set to wrap.
28243 * config/i386/mingw-stdint.h: New file.
28245 2009-04-05 Richard Guenther <rguenther@suse.de>
28247 PR tree-optimization/39648
28248 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
28249 our &A vs. &A[0] IL deficiencies.
28251 2009-04-04 Jan Hubicka <jh@suse.cz>
28253 * except.c (sjlj_find_directly_reachable_regions): Be ready for
28254 removed toplevel regions.
28255 (sjlj_mark_call_sites): Likewise.
28257 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
28259 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
28260 (cygwin tm clause use_gcc_stdint): Set to wrap.
28261 * config/i386/cygwin-stdint.h: New file.
28263 2009-04-04 Richard Guenther <rguenther@suse.de>
28265 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
28266 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
28267 single-argument PHIs if we are in loop-closed SSA form.
28268 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
28269 for the pre-condition.
28270 (slpeel_tree_peel_loop_to_edge): Likewise.
28271 (vect_build_loop_niters): Take an optional sequence to append stmts.
28272 (vect_generate_tmps_on_preheader): Likewise.
28273 (vect_do_peeling_for_loop_bound): Take extra guards for the
28275 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
28276 the cost model check.
28277 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
28278 guards if we are going to peel. Do not apply versioning in that case.
28279 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
28280 (vect_do_peeling_for_loop_bound): Likewise.
28281 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
28282 loop bound only record extra pre-conditions, do not apply loop
28285 2009-04-04 Richard Guenther <rguenther@suse.de>
28287 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
28290 2009-04-04 Jan Hubicka <jh@suse.cz>
28292 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
28293 last_basic_block for size of bb->index indexed array.
28294 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
28295 compute_out, link_btr_uses, build_btr_def_use_webs,
28296 build_btr_def_use_webs, migrate_btr_defs): Likewise.
28298 2009-04-04 Jan Hubicka <jh@suse.cz>
28300 * except.c (remove_eh_handler_and_replace): Break out from ...
28301 (remove_eh_handler): ... here.
28302 (bring_to_root): New function.
28303 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
28304 handled ones, bring others to root of tree.
28306 2009-04-04 Jan Hubicka <jh@suse.cz>
28308 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
28309 (all_phis_safe_to_merge): New function.
28310 (update_info): New structure.
28311 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
28312 (cleanup_empty_eh): Update SSA if possible.
28314 2009-04-04 Richard Guenther <rguenther@suse.de>
28316 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
28317 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
28318 (append_vuse): Likewise.
28320 2009-04-04 Jakub Jelinek <jakub@redhat.com>
28322 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
28323 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
28324 instead of REG_UNSAVED for DW_CFA_undefined.
28325 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
28326 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
28329 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
28332 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
28334 2009-04-04 Richard Guenther <rguenther@suse.de>
28336 PR tree-optimization/8781
28337 PR tree-optimization/37892
28338 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
28339 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
28340 (valueize_refs): Call it for *& valueizations.
28341 (shared_reference_ops_from_ref): Rename to ...
28342 (valueize_shared_reference_ops_from_ref): ... this and valueize.
28343 (shared_reference_ops_from_call): Rename to ...
28344 (valueize_shared_reference_ops_from_call): ... this and valueize.
28345 (vn_reference_lookup): Update.
28346 (visit_reference_op_call): Likewise.
28347 * tree-ssa-pre.c (phi_translate_1): Fold *&.
28348 (eliminate): Value-replace the call address in call statements.
28350 2009-04-04 Richard Guenther <rguenther@suse.de>
28352 PR tree-optimization/39636
28353 * tree-ssa-forwprop.c
28354 (forward_propagate_addr_into_variable_array_index): Check for
28355 GIMPLE_ASSIGN before accessing the rhs code.
28357 2009-04-03 Jason Merrill <jason@redhat.com>
28359 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
28361 2009-04-03 Steve Ellcey <sje@cup.hp.com>
28363 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
28364 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
28365 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
28366 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
28367 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
28368 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
28369 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
28370 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
28371 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
28372 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
28373 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
28374 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
28375 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
28376 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
28377 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
28378 Use fr_reg_or_fp01_operand instead of fr_register_operand
28380 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
28381 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
28382 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
28384 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
28386 PR rtl-optimization/39607
28387 PR rtl-optimization/39631
28391 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
28392 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
28393 instead of DF_LR_OUT.
28394 * ira-lives.c (process_bb_node_lives): Ditto.
28395 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
28396 instead of DF_LR_{OUT,IN}.
28397 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
28398 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
28400 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
28402 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
28403 (execute_lower_omp): Always run but take the short way out if -fopenmp
28405 (gate_lower_omp): Remove, forcing the pass manager to always run the
28406 pass and always set PROP_gimple_lomp.
28407 (pass_lower_omp): Remove gate function.
28408 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
28409 PROP_trees. Instead, require it.
28410 * ipa-cp.c (pass_ipa_cp): Likewise.
28411 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
28412 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
28413 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
28414 and PROP_gimple_leh.
28416 2009-04-03 Richard Guenther <rguenther@suse.de>
28418 PR middle-end/13146
28419 PR tree-optimization/23940
28420 PR tree-optimization/33237
28421 PR middle-end/33974
28422 PR middle-end/34093
28423 PR tree-optimization/36201
28424 PR tree-optimization/36230
28425 PR tree-optimization/38049
28426 PR tree-optimization/38207
28427 PR tree-optimization/38230
28428 PR tree-optimization/38301
28429 PR tree-optimization/38585
28430 PR middle-end/38895
28431 PR tree-optimization/38985
28432 PR tree-optimization/39299
28433 * tree-ssa-structalias.h: Remove.
28434 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
28435 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
28436 (struct vuse_element_d): Remove.
28437 (struct vuse_vec_d): Likewise.
28438 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
28439 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
28440 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
28441 VUSE_ELEMENT_VAR): Likewise.
28442 (struct voptype_d): Likewise.
28443 (NUM_VOP_FREE_BUCKETS): Likewise.
28444 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
28445 (struct stmt_operands_d): Remove.
28446 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
28447 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
28448 VDEF_NUM, VDEF_VECT): Likewise.
28449 (copy_virtual_operands): Remove.
28450 (operand_build_cmp): Likewise.
28451 (create_ssa_artificial_load_stmt): Likewise.
28452 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
28453 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
28454 vuse_index and mayuse_index members. Pack and move done and iter_type
28455 members to the front.
28456 (SSA_OP_VMAYUSE): Remove.
28457 (SSA_OP_VIRTUAL_USES): Adjust.
28458 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
28459 (unlink_stmt_vdef): Declare.
28460 (add_to_addressable_set): Remove.
28461 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
28462 (vrp_visit_stmt): Likewise.
28463 * doc/tree-ssa.texi (Alias analysis): Update.
28464 * doc/invoke.texi (max-aliased-vops): Remove docs.
28465 (avg-aliased-vops): Likewise.
28466 * tree-into-ssa.c (syms_to_rename): Remove.
28467 (need_to_update_vops_p): Likewise.
28468 (need_to_initialize_update_ssa_p): Rename to ...
28469 (update_ssa_initialized_fn): ... this. Track function we are
28471 (symbol_marked_for_renaming): Simplify.
28472 (add_new_name_mapping): Do not set need_to_update_vops_p.
28473 (dump_currdefs): Use SYMS_TO_RENAME.
28474 (rewrite_update_stmt): Always walk all uses/defs.
28475 (dump_update_ssa): Adjust.
28476 (init_update_ssa): Take function argument. Track what we are
28478 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
28479 (create_new_def_for): Initialize for cfun, assert we are initialized
28481 (mark_sym_for_renaming): Simplify.
28482 (mark_set_for_renaming): Do not initialize update-ssa.
28483 (need_ssa_update_p): Simplify. Take function argument.
28484 (name_mappings_registered_p): Assert we ask for the correct function.
28485 (name_registered_for_update_p): Likewise.
28486 (ssa_names_to_replace): Likewise.
28487 (release_ssa_name_after_update_ssa): Likewise.
28488 (update_ssa): Likewise. Use SYMS_TO_RENAME.
28489 (dump_decl_set): Do not print a newline.
28490 (debug_decl_set): Do it here.
28491 (dump_update_ssa): And here.
28492 * tree-ssa-loop-im.c (move_computations): Adjust.
28493 (movement_possibility): Likewise.
28494 (determine_max_movement): Likewise.
28495 (gather_mem_refs_stmt): Likewise.
28496 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
28497 or NAME_MEMORY_TAG.
28498 * tree-complex.c (update_all_vops): Remove.
28499 (expand_complex_move): Adjust.
28500 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
28501 Simplify test for memory referencing statement. Exclude
28502 non-invariant ADDR_EXPRs.
28503 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
28504 * tree-loop-distribution.c (generate_memset_zero): Adjust.
28505 (rdg_flag_uses): Likewise.
28506 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
28508 (tree_optimize_tail_calls_1): Also split the
28509 edge from the entry block if we have degenerate PHI nodes in
28510 the first basic block.
28511 * tree.c (init_ttree): Remove memory-tag related code.
28512 (tree_code_size): Likewise.
28513 (tree_node_structure): Likewise.
28514 (build7_stat): Re-write to be build6_stat.
28515 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
28516 (SSA_VAR_P): Adjust.
28517 (struct tree_memory_tag): Remove.
28518 (struct tree_memory_partition_tag): Likewise.
28519 (union tree_node): Adjust.
28520 (build7): Re-write to be build6.
28521 * tree-pass.h (pass_reset_cc_flags): Remove.
28522 (TODO_update_address_taken): New flag.
28523 (pass_simple_dse): Remove.
28524 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
28525 * params.h (MAX_ALIASED_VOPS): Remove.
28526 (AVG_ALIASED_VOPS): Likewise.
28527 * omp-low.c (expand_omp_taskreg): Update SSA form.
28528 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
28529 aliases the lhs in a copy stmt.
28530 * tree-ssa-dse.c (struct address_walk_data): Remove.
28531 (memory_ssa_name_same): Likewise.
28532 (memory_address_same): Likewise.
28533 (get_kill_of_stmt_lhs): Likewise.
28534 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
28535 unused stores. Look through PHI nodes into post-dominated regions.
28536 (dse_optimize_stmt): Simplify. Properly remove stores.
28537 (tree_ssa_dse): Compute dominators.
28538 (execute_simple_dse): Remove.
28539 (pass_simple_dse): Likewise.
28540 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
28541 gimple_loaded_syms and gimple_stored_syms computation.
28542 * toplev.c (dump_memory_report): Dump alias and pta stats.
28543 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
28544 (vn_reference_eq): Likewise.
28545 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
28546 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
28547 valueize_vuses): Remove.
28548 (get_def_ref_stmt_vuses): Simplify. Rename to ...
28549 (get_def_ref_stmt_vuse): ... this.
28550 (vn_reference_lookup_2): New function.
28551 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
28552 walking equivalent vuses. Simplify.
28553 (vn_reference_lookup): Likewise.
28554 (vn_reference_insert): Likewise.
28555 (vn_reference_insert_pieces): Likewise.
28556 (visit_reference_op_call): Simplify.
28557 (visit_reference_op_load): Likewise.
28558 (visit_reference_op_store): Likewise.
28559 (init_scc_vn): Remove shared_lookup_vuses initialization.
28560 (free_scc_vn): Remove shared_lookup_vuses freeing.
28561 (sort_vuses, sort_vuses_heap): Remove.
28562 (get_ref_from_reference_ops): Export.
28563 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
28564 vector with single vuse pointer.
28565 (vn_reference_lookup_pieces, vn_reference_lookup,
28566 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
28567 (shared_vuses_from_stmt): Remove.
28568 (get_ref_from_reference_ops): Declare.
28569 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
28570 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
28571 memory-tag related code.
28572 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
28573 (likely_value): Add comment, skip static-chain of call statements.
28574 (surely_varying_stmt_p): Adjust.
28575 (gimplify_and_update_call_from_tree): Likewise.
28576 (execute_fold_all_builtins): Do not rebuild alias info.
28577 (gimplify_and_update_call_from_tree): Properly update VOPs.
28578 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
28579 (copy_ref_info): Remove memory-tag related code.
28580 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
28581 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
28582 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
28584 * tree-ssa-dom.c (gimple_p): Remove typedef.
28585 (eliminate_redundant_computations): Adjust.
28586 (record_equivalences_from_stmt): Likewise.
28587 (avail_expr_hash): Likewise.
28588 (avail_expr_eq): Likewise.
28589 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
28590 (stmt_makes_single_load): Likewise.
28591 (stmt_makes_single_store): Likewise.
28592 * tree-ssa-alias.c: Rewrite completely.
28593 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
28594 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
28595 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
28596 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
28597 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
28598 Remove public functions.
28599 (pass_reset_cc_flags): Remove.
28600 (pass_build_alias): Move ...
28601 * tree-ssa-structalias.c (pass_build_alias): ... here.
28602 * tree-ssa-alias.c (may_be_aliased): Move ...
28603 * tree-flow-inline.h (may_be_aliased): ... here.
28604 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
28605 count_uses_and_derefs): Move ...
28606 * gimple.c: ... here.
28607 * gimple.h (count_uses_and_derefs): Declare.
28608 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
28609 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
28610 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
28611 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
28612 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
28613 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
28614 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
28616 * tree-dfa.c (refs_may_alias_p): Move ...
28617 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
28618 * tree-ssa-alias.h: New file.
28619 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
28620 (statement_sink_location): Likewise.
28621 * opts.c (decode_options): Do not adjust max-aliased-vops or
28622 avg-aliased-vops values.
28623 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
28624 (TV_CALL_CLOBBER): Likewise.
28625 (TV_FLOW_SENSITIVE): Likewise.
28626 (TV_FLOW_INSENSITIVE): Likewise.
28627 (TV_MEMORY_PARTITIONING): Likewise.
28628 (TV_ALIAS_STMT_WALK): New timevar.
28629 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
28630 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
28631 (get_address_description): Remove memory-tag related code.
28632 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
28633 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
28634 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
28635 and immediate uses in statements. Document.
28636 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
28637 (dump_symbols): Remove.
28638 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
28639 * alias.c (get_deref_alias_set): New function split out from ...
28640 (get_alias_set): ... here.
28641 * alias.h (get_deref_alias_set): Declare.
28642 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
28643 type parameter. Remove restrict pointer handling. Create a
28644 ref-all pointer in case type-based alias sets do not conflict.
28645 (vect_analyze_data_refs): Remove SMT related code.
28646 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
28647 (vectorizable_load): Likewise.
28648 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
28649 (DR_SYMBOL_TAG, DR_VOPS): Remove.
28650 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
28651 Ignore vops and SMTs.
28652 (dr_analyze_alias): Likewise..
28653 (free_data_ref): Likewise.
28654 (create_data_ref): Likewise.
28655 (analyze_all_data_dependences): Likewise.
28656 (get_references_in_stmt): Adjust.
28657 * tree-flow-inline.h (gimple_aliases_computed_p,
28658 gimple_addressable_vars, gimple_call_clobbered_vars,
28659 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
28660 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
28661 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
28662 gimple_mem_ref_stats): Remove.
28663 (gimple_vop): New function.
28664 (op_iter_next_use): Remove vuses and mayuses cases.
28665 (op_iter_next_def): Remove vdefs case.
28666 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
28667 (clear_and_done_ssa_iter): Do not set removed fields.
28668 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
28669 Assert we are not iterating over vuses or vdefs if not also
28670 iterating over uses or defs.
28671 (op_iter_init_use): Likewise.
28672 (op_iter_init_def): Likewise.
28673 (op_iter_next_vdef): Remove.
28674 (op_iter_next_mustdef): Likewise.
28675 (op_iter_init_vdef): Likewise.
28676 (compare_ssa_operands_equal): Likewise.
28677 (link_use_stmts_after): Handle vuse operand.
28678 (is_call_used): Use is_call_clobbered.
28679 (is_call_clobbered): Global variables are always call clobbered,
28680 query the call-clobbers bitmap.
28681 (mark_call_clobbered): Ignore global variables.
28682 (clear_call_clobbered): Likewise.
28683 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
28684 virtual operands sanity check.
28685 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
28687 (TARGET_MEM_REF): Remove TMR_TAG operand.
28688 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
28689 Remove call-clobber related code.
28690 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
28691 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
28692 partitions or escape reason.
28693 (get_single_def_stmt, get_single_def_stmt_from_phi,
28694 get_single_def_stmt_with_phi): Remove.
28695 (dump_referenced_vars): Tidy.
28696 (get_ref_base_and_extent): Allow bare decls.
28697 (collect_dfa_stats): Adjust.
28698 * graphite.c (rename_variables_in_stmt): Adjust.
28699 (graphite_copy_stmts_from_block): Likewise.
28700 (translate_clast): Likewise.
28701 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
28703 (translate_vuse_through_block): Use the oracle.
28704 (phi_translate_1): Adjust.
28705 (value_dies_in_block_x): Use the oracle. Cache the outcome
28707 (valid_in_sets): Check if the VUSE for
28708 a REFERENCE is available.
28709 (eliminate): Do not remove stmts during elimination,
28710 instead queue and remove them afterwards.
28711 (do_pre): Do not rebuild alias info.
28712 (pass_pre): Run TODO_rebuild_alias before PRE.
28713 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
28714 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
28715 (mark_all_v_defs_stmt): Remove.
28716 (mark_all_v_defs_seq): Adjust.
28717 (sra_replace): Likewise.
28718 (scalarize_use): Likewise.
28719 (scalarize_copy): Likewise.
28720 (scalarize_init): Likewise.
28721 (scalarize_ldst): Likewise.
28722 (todoflags): Remove.
28723 (tree_sra): Do not rebuild alias info.
28724 (tree_sra_early): Adjust.
28725 (pass_sra): Run TODO_update_address_taken before SRA.
28726 * tree-predcom.c (set_alias_info): Remove.
28727 (prepare_initializers_chain): Do not call it.
28728 (mark_virtual_ops_for_renaming): Adjust.
28729 (mark_virtual_ops_for_renaming_list): Remove.
28730 (initialize_root_vars): Adjust.
28731 (initialize_root_vars_lm): Likewise.
28732 (prepare_initializers_chain): Likewise.
28733 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
28734 (may_propagate_copy_into_stmt): Likewise.
28735 (merge_alias_info): Do nothing for now.
28736 (propagate_tree_value_into_stmt): Adjust.
28737 (stmt_may_generate_copy): Likewise.
28738 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
28739 not mark symbols for renaming.
28740 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
28741 with the same statement, make sure to update the new pointed-to one.
28742 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
28743 call statements, do not mark symbols for renaming.
28744 (mark_operand_necessary): Dump something.
28745 (ref_may_be_aliased): New function.
28746 (mark_aliased_reaching_defs_necessary_1): New helper function.
28747 (mark_aliased_reaching_defs_necessary): Likewise.
28748 (mark_all_reaching_defs_necessary_1): Likewise.
28749 (mark_all_reaching_defs_necessary): Likewise.
28750 (propagate_necessity): Do not process virtual PHIs. For
28751 non-aliased loads mark all reaching definitions as necessary.
28752 For aliased loads and stores mark the immediate dominating
28753 aliased clobbers as necessary.
28754 (visited): New global static.
28755 (perform_tree_ssa_dce): Free visited bitmap after propagating
28757 (remove_dead_phis): Perform simple dead virtual PHI removal.
28758 (remove_dead_stmt): Properly unlink virtual operands when
28760 (eliminate_unnecessary_stmts): Schedule PHI removal after
28762 * tree-ssa-ter.c (is_replaceable_p): Adjust.
28763 (process_replaceable): Likewise.
28764 (find_replaceable_in_bb): Likewise.
28765 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
28766 based on the single gimple vop.
28767 (verify_flow_insensitive_alias_info): Remove.
28768 (verify_flow_sensitive_alias_info): Likewise.
28769 (verify_call_clobbering): Likewise.
28770 (verify_memory_partitions): Likewise.
28771 (verify_alias_info): Likewise.
28772 (verify_ssa): Adjust..
28773 (execute_update_addresses_taken): Export. Update SSA
28774 manually. Optimize only when optimizing. Use a local bitmap.
28775 (pass_update_address_taken): Remove TODO_update_ssa, add
28777 (pass_update_address_taken): Just use TODO_update_address_taken.
28778 (init_tree_ssa): Do not initialize addressable_vars.
28779 (verify_ssa): Verify new VUSE / VDEF properties.
28780 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
28781 Do not call verify_alias_info.
28782 (delete_tree_ssa): Clear the VUSE, VDEF operands.
28783 Do not free the loaded and stored syms bitmaps. Reset the escaped
28784 and callused solutions. Do not free addressable_vars.
28785 Remove memory-tag related code.
28786 (warn_uninitialized_var): Aliases are always available.
28787 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
28788 * lambda-code.c (can_put_in_inner_loop): Adjust.
28789 (can_put_after_inner_loop): Likewise.
28790 (perfect_nestify): Likewise.
28791 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
28792 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
28793 (vectorizable_conversion): Do not mark symbols for renaming.
28794 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
28795 (expand_call_inline): Unlink the calls virtual operands before
28797 (tree_function_versioning): Do not call update_ssa if we are not
28798 updating clones. Simplify.
28799 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
28800 (propagate_with_phi): Likewise..
28801 * tree-outof-ssa.c (create_temp): Remove memory tag and call
28802 clobber code. Assert we are not aliased or global.
28803 * tree-flow.h: Include tree-ssa-alias.h
28804 (enum escape_type): Remove.
28805 (struct mem_sym_stats_d): Likewise.
28806 (struct mem_ref_stats_d): Likewise.
28807 (struct gimple_df): Add vop member. Remove global_var,
28808 call_clobbered_vars, call_used_vars, addressable_vars,
28809 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
28810 escaped and callused members.
28811 (struct ptr_info_def): Remove all members, add points-to solution
28813 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
28814 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
28815 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
28816 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
28817 (tree-ssa-alias.o): Likewise.
28818 (toplev.o): Add tree-ssa-alias.h
28819 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
28820 * gimple.c (gimple_set_bb): Fix off-by-one error.
28821 (is_gimple_reg): Do not handle memory tags.
28822 (gimple_copy): Also copy virtual operands.
28823 Delay updating the statement. Do not reset loaded and stored syms.
28824 (gimple_set_stored_syms): Remove.
28825 (gimple_set_loaded_syms): Likewise.
28826 (gimple_call_copy_skip_args): Copy the virtual operands
28827 and mark the new statement modified.
28828 * tree-ssa-structalias.c (may_alias_p): Remove.
28829 (set_uids_in_ptset): Take the alias set to prune with as
28830 parameter. Fold in the alias test of may_alias_p.
28831 (compute_points_to_sets): Compute whether a ptr is dereferenced
28832 in a local sbitmap.
28833 (process_constraint): Deal with &ANYTHING on the lhs, reject all
28834 other ADDRESSOF constraints on the lhs.
28835 (get_constraint_for_component_ref): Assert that we don't get
28836 ADDRESSOF constraints from the base of the reference.
28837 Properly generate UNKNOWN_OFFSET for DEREF if needed.
28838 (struct variable_info): Remove collapsed_to member.
28839 (get_varinfo_fc): Remove.
28840 (new_var_info): Do not set collapsed_to.
28841 (dump_constraint): Do not follow cycles.
28842 (dump_constraint_graph): Likewise.
28843 (build_pred_graph): Likewise.
28844 (build_succ_graph): Likewise.
28845 (rewrite_constraints): Likewise.
28846 (do_simple_structure_copy): Remove.
28847 (do_rhs_deref_structure_copy): Remove.
28848 (do_lhs_deref_structure_copy): Remove.
28849 (collapse_rest_of_var): Remove.
28850 (do_structure_copy): Re-implement.
28851 (pta_stats): New global variable.
28852 (dump_pta_stats): New function.
28853 (struct constraint_expr): Make offset signed.
28854 (UNKNOWN_OFFSET): Define special value.
28855 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
28856 (solution_set_expand): New helper function split out from ...
28857 (do_sd_constraint): ... here.
28858 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
28859 (do_ds_constraint): Likewise.
28860 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
28861 and CALLUSED = *CALLUSED.
28862 (set_union_with_increment): Make inc argument signed.
28863 (type_safe): Remove.
28864 (get_constraint_for_ptr_offset): Handle unknown and negative
28866 (first_vi_for_offset): Handle offsets before start. Bail
28867 out early for offsets beyond the variable extent.
28868 (first_or_preceding_vi_for_offset): New function.
28869 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
28870 Together with ESCAPED = *ESCAPED this properly computes reachability.
28871 (find_what_var_points_to): New function.
28872 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
28873 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
28874 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
28875 pt_solutions_intersect): New functions.
28876 (compute_call_used_vars): Remove.
28877 (compute_may_aliases): New main entry into PTA computation.
28878 * gimple.h (gimple_p): New typedef.
28879 (struct gimple_statement_base): Remove references_memory_p.
28880 (struct gimple_statement_with_memory_ops_base): Remove
28881 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
28883 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
28884 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
28885 gimple_set_references_memory): Remove.
28886 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
28887 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
28889 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
28890 (verify_expr): Allow RESULT_DECL.
28891 (gimple_duplicate_bb): Do not copy virtual operands.
28892 (gimple_duplicate_sese_region): Adjust.
28893 (gimple_duplicate_sese_tail): Likewise.
28894 (mark_virtual_ops_in_region): Remove.
28895 (move_sese_region_to_fn): Do not call it.
28896 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
28897 and pass_simple_dse.
28898 (execute_function_todo): Handle TODO_update_address_taken,
28899 call execute_update_addresses_taken for TODO_rebuild_alias.
28900 (execute_todo): Adjust.
28901 (execute_one_pass): Init dump files early.
28902 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
28904 (create_general_new_stmt): Clear vops.
28905 * tree-ssa-reassoc.c (get_rank): Adjust.
28906 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
28907 symbols for renaming.
28908 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
28909 (PARAM_AVG_ALIASED_VOPS): Likewise.
28910 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
28911 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
28912 * tree-ssa-operands.c: Simplify for new virtual operand representation.
28913 (operand_build_cmp, copy_virtual_operands,
28914 create_ssa_artificial_load_stmt, add_to_addressable_set,
28915 gimple_add_to_addresses_taken): Remove public functions.
28916 (unlink_stmt_vdef): New function.
28918 2009-04-03 Alan Modra <amodra@bigpond.net.au>
28920 * config.gcc (powerpc-*-linux*): Merge variants.
28922 2009-04-02 Chao-ying Fu <fu@mips.com>
28923 James Grosbach <james.grosbach@microchip.com>
28925 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
28926 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
28928 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
28929 keep_interrupts_masked_p, use_debug_exception_return_p.
28930 (mips_attribute_table): Add interrupt, use_shadow_register_set,
28931 keep_interrupts_masked, use_debug_exception_return.
28932 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
28933 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
28935 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
28936 (mips_print_operand): Process COP0 registers to print $0 .. $31
28937 correctly for GAS to process.
28938 (mips_interrupt_extra_call_saved_reg_p): New function.
28939 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
28941 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
28942 (mips_compute_frame_info): Add supports for interrupt context that
28943 includes doubleword accumulators and COP0 registers.
28944 (mips_for_each_saved_acc): New function.
28945 (mips_for_each_saved_gpr_and_fpr): Change the function name from
28946 mips_for_each_saved_reg.
28947 (mips_save_reg): Save accumulators.
28948 (mips_kernel_reg_p): A new for_each_rtx callback.
28949 (mips_expand_prologue): Support interrupt handlers.
28950 (mips_restore_reg): Restore accumulators.
28951 (mips_expand_epilogue): Support interrupt handlers.
28952 (mips_can_use_return_insn): Return false for interrupt handlers.
28953 (mips_epilogue_uses): New function.
28954 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
28955 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
28956 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
28957 cop0_move): New instructions.
28958 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
28959 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
28961 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
28963 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
28964 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
28965 interrupt handlers, we use K0 as the temporary register.
28966 (EPILOGUE_USES): Change to a function call.
28967 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
28968 handlers, we use K0 as the temporary register.
28970 * doc/extend.texi (Function Attributes): Document interrupt,
28971 use_shadow_register_set, keep_interrupts_masked,
28972 use_debug_exception_return for MIPS attributes.
28974 2009-04-03 Alan Modra <amodra@bigpond.net.au>
28976 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
28977 Remove a number of t-files from tmake_file.
28978 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
28979 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
28980 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
28981 target_prototype, not TARGET_PROTOTYPE.
28982 (LINK_OS_GNU_SPEC): Define.
28983 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
28984 and darwin-ldoubdle.c.
28986 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
28989 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
28990 (cpp_options): Ditto.
28991 (default_compilers): Ditto.
28992 (display_help): Ditto.
28993 (process_command): Ditto.
28994 (do_spec_1): Ditto.
28995 (set_input): Use lbasename instead of duplicate code.
28996 (save_temps_prefix): New static for -save-temps=obj.
28997 (save_temps_length): Ditto.
28999 * doc/invoke.texi (-save-temps=obj): Document new variant to
29000 -save-temps switch.
29002 2009-04-02 Jeff Law <law@redhat.com>
29004 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
29007 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
29009 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
29010 * configure: Regenerated.
29012 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
29014 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
29015 share the argument list.
29017 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
29021 2009-02-12 Diego Novillo <dnovillo@google.com>
29023 * varpool.c (debug_varpool): New.
29024 * cgraph.h (debug_varpool): Declare.
29026 2009-04-02 Jan Hubicka <jh@suse.cz>
29028 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
29031 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
29033 * config/i386/i386.c (ix86_abi): Move initialization to ...
29034 (override_options): Here.
29036 2009-04-02 Christian Bruel <christian.bruel@st.com>
29038 * config/sh/sh.c (sh_dwarf_register_span): New function.
29039 (TARGET_DWARF_REGISTER_SPAN): Define.
29040 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
29042 2009-04-02 Ira Rosen <irar@il.ibm.com>
29044 PR tree-optimization/39595
29045 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
29046 interleaved loads group is not greater than the SLP group size.
29048 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
29050 * builtins.c (is_builtin_name): New.
29051 (called_as_built_in): Use is_builtin_name.
29052 * tree.h (is_builtin_name): New.
29053 * varasm.c (incorporeal_function_p): Use is_builtin_name
29055 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
29057 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
29059 2009-04-02 Dodji Seketeli <dodji@redhat.com>
29062 * c-decl.c (clone_underlying_type): Move this ...
29063 * c-common.c (set_underlying_type): ... here.
29064 Also, make sure the function properly sets TYPE_STUB_DECL() on
29065 the newly created typedef variant type.
29066 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
29067 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
29070 2009-04-02 Richard Guenther <rguenther@suse.de>
29072 PR tree-optimization/37221
29073 * tree-flow.h (degenerate_phi_result): Declare.
29074 * tree-ssa-dom.c (degenerate_phi_result): Export.
29075 * tree-scalar-evolution.c (analyze_initial_condition): If
29076 the initial condition is defined by a degenerate PHI node
29077 use the degenerate value.
29079 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
29081 PR rtl-optimization/39588
29082 * combine.c (merge_outer_ops): Do not set the constant when this
29084 (simplify_shift_const_1): Do not modify it either in this case.
29086 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
29088 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
29089 tuning is deprecated if -mtune value is set to an Itanium1 variant.
29091 2009-04-01 Janis Johnson <janis187@us.ibm.com>
29094 * c-lex.c (interpret_float): Default (no suffix) is double.
29096 2009-04-1 Xinliang David Li <davidxl@google.com>
29098 * config/i386/i386.c (legitimate_constant_p): Recognize
29099 all one vector constant.
29101 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
29103 * config/vax/vax.c: Add #includes to silence warnings.
29104 Change #include order to silence two warnings.
29106 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
29108 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
29109 (ASM_SPEC): Pass -k to the assembler for PIC code.
29111 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
29113 * config.gcc: Add vax-*-linux* to the switch.
29114 * config/vax/linux.h: New file. (TARGET_VERSION,
29115 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
29117 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
29119 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
29120 Use predicate macros instead of GET_CODE() == foo.
29121 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
29122 ashlsi3, rotrsi3, <unnamed>): Likewise.
29124 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
29126 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
29127 jbbccihi, jbbccisi): Remova trailing whitespace.
29128 * config/vax/constraints.md: Likewise.
29129 * config/vax/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
29130 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
29131 * config/vax/predicates.md: Likewise.
29132 * config/vax/vax.c (print_operand_address, vax_output_int_move,
29133 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
29134 * config/vax/vax.h: Likewise.
29135 * config/vax/vax.md (nonlocal_goto): Likewise.
29137 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
29139 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
29140 (indirectable_address_p, adjacent_operands_p): Add spaces around
29142 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
29144 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
29146 * config/vax/vax.c (legitimate_constant_address_p,
29147 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
29148 index_term_p, reg_plus_index_p, legitimate_address_p,
29149 vax_mode_dependent_address_p): Update comments to match functions
29150 modified by the recent int->bool conversion.
29152 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
29154 * config/vax/builtins.md: Update copyright message.
29155 * config/vax/constraints.md: Likewise.
29156 * config/vax/netbsd-elf.h: Likewise.
29157 * config/vax/predicates.md: Likewise.
29158 * config/vax/vax-protos.h: Likewise.
29159 * config/vax/vax.c: Likewise.
29160 * config/vax/vax.h: Likewise.
29161 * config/vax/vax.md: Likewise.
29162 * config/vax/vax.opt: Likewise.
29164 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
29166 * config/vax/builtins.md (ffssi2, ffssi2_internal,
29167 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
29168 * config/vax/constraints.md (B, R): Likewise.
29169 * config/vax/predicates.md (external_memory_operand,
29170 nonimmediate_addsub_di_operand): Likewise.
29171 * config/vax/vax.c (vax_output_int_add): Likewise.
29172 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
29173 untyped_call): Likewise.
29175 2009-04-01 Matt Thomas <matt@3am-software.com>
29177 * config/vax/predicates.md: New file.
29178 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
29179 external_const_operand, nonsymbolic_operand, external_memory_operand,
29180 indirect_memory_operand, indexed_memory_operand,
29181 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
29182 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
29184 * config/vax/constraints.md: New file.
29185 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
29187 * config/vax/builtins.md: New file.
29188 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
29189 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
29191 * config/vax/vax.opt (mqmath): Add option.
29192 * config/vax/vax.md (isfx): Extend with DI.
29193 (VAXintQH, VAXintQHSD): Define.
29194 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
29195 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
29196 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
29197 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
29198 (movdi): Update constraints and use vax_output_int_move().
29199 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
29200 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
29201 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
29202 nonlocal_goto): New.
29203 (mov<mode>): Extend accepted operand types.
29204 (subdi3_old): Rename from subdi3, change update constraints and use
29205 a new implementation.
29206 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
29207 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
29208 MOVE_RATIO, CLEAR_RATIO): Define.
29209 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
29210 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
29211 (PRINT_OPERAND): Redefine using a function instead of inlined code.
29212 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
29213 (split_quadword_operands): Make static and really allow variable
29215 (print_operand_address): Update for PIC generation.
29216 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
29217 indexable_address_p, fixup_mathdi_operand,
29218 vax_expand_addsub_di_operands, adjacent_operands_p): New.
29219 (vax_float_literal, legitimate_constant_p,
29220 indirectable_constant_address_p, index_term_p,
29221 reg_plus_index_p): Return bool instead of int.
29222 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
29224 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
29226 (vax_output_conditional_branch): Indent.
29227 (legitimate_constant_address_p, indirectable_constant_address_p,
29228 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
29229 vax_mode_dependent_address_p): Return bool instead of int, update for
29231 * config/vax/vax-protos.h (legitimate_constant_address_p,
29232 legitimate_constant_p, legitimate_address_p,
29233 vax_mode_dependent_address_p): Change declaration to bool.
29234 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
29235 vax_expand_addsub_di_operands, vax_output_int_subtract,
29236 vax_output_movmemsi): Declare.
29237 (split_quadword_operands, vax_float_literal): Delete declaration.
29238 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
29239 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
29240 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
29241 ASM_OUTPUT_DWARF_PCREL): Define.
29242 (ASM_SPEC): Change definition to allow PIC generation.
29244 2009-04-01 Steve Ellcey <sje@cup.hp.com>
29246 * doc/sourcebuild.texi: Update front-end requirements.
29248 2009-04-01 Jakub Jelinek <jakub@redhat.com>
29251 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
29252 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
29253 (booldi3_internal3): Use boolean_or_operator instead of
29256 2009-04-01 Joseph Myers <joseph@codesourcery.com>
29259 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
29260 declarator whose size is not an integer constant expression but
29261 folds to an integer constant, then treat it as a constant
29264 2009-04-01 Richard Guenther <rguenther@suse.de>
29266 * fold-const.c (fold_plusminus_mult_expr): Do not fold
29267 i * 4 + 2 to (i * 2 + 1) * 2.
29269 2009-04-01 Jakub Jelinek <jakub@redhat.com>
29272 * c-parser.c (c_parser_asm_statement): Skip until close paren and
29273 return if c_parser_asm_string_literal returned NULL.
29275 2009-04-01 Nick Clifton <nickc@redhat.com>
29277 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
29279 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
29280 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
29281 other typedefs to avoid conflicts with libgcc2.c. Define labels
29282 to gain 16-bit bit-manipulation functions from libgcc2.c and then
29284 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
29285 to gain 16-bit trapping arithmetic functions from libgcc2.c and
29288 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
29290 * varasm.c (default_function_rodata_section): Declare DOT as
29293 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
29294 Andrey Galkin <agalkin@hypercom.com>
29297 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
29298 Make object_name unique for each process.
29300 2009-04-01 Jakub Jelinek <jakub@redhat.com>
29303 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
29304 addressable variables in the parallel that could go out of scope while
29305 running queued tasks.
29307 2009-04-01 Anatoly Sokolov <aesok@post.ru>
29309 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
29310 (CASE_VALUES_THRESHOLD): Redefine.
29311 * config/avr/avr.c (avr_override_options): Remove initialization of
29312 avr_case_values_threshold variable.
29313 (avr_case_values_threshold): Remove variable. Add new function.
29314 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
29315 * config/avr/avr.opt (mno-tablejump): Remove option.
29316 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
29318 2009-04-01 DJ Delorie <dj@redhat.com>
29320 * varasm.c (default_function_rodata_section): Don't assume
29321 anything about where the first '.' in the section name is.
29323 2009-04-01 Alan Modra <amodra@bigpond.net.au>
29325 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
29326 rs6000_emit_stack_tie.
29328 2009-03-31 Ian Lance Taylor <iant@google.com>
29330 * tree-eh.c (tree_remove_unreachable_handlers): Compare
29331 gimple_code with GIMPLE_RESX, not RESX.
29333 2009-03-31 Joseph Myers <joseph@codesourcery.com>
29335 * c-common.c (c_get_ident): New.
29336 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
29338 2009-04-01 Ben Elliston <bje@au.ibm.com>
29340 * config/rs6000/sysv4.opt (msdata): Improve option description.
29342 2009-03-31 Steve Ellcey <sje@cup.hp.com>
29344 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
29345 (divdf3_internal_lat): Remove.
29346 (divxf3_internal_lat): Remove.
29347 (divxf3_internal_thr): Remove.
29348 (divxf): Use divxf3_internal.
29349 * config/ia64/div.md (divsf3_internal_lat): New.
29350 (divdf3_internal_lat): New.
29351 (divxf3_internal): New.
29353 2009-03-31 Joseph Myers <joseph@codesourcery.com>
29356 * Makefile.in (USE_GCC_STDINT): Define.
29357 (stmp-int-hdrs): Install stdint.h if applicable.
29358 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
29360 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
29361 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
29362 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
29363 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
29364 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
29365 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
29366 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
29367 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
29368 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
29369 (c_common_nodes_and_builtins): Initialize
29370 underlying_wchar_type_node. Do not initialize
29371 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
29372 nodes for new types.
29373 (c_stddef_cpp_builtins): Define macros for new types.
29374 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
29376 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
29377 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
29378 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
29379 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
29380 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
29381 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
29382 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
29383 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
29384 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
29385 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
29386 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
29387 int16_type_node, int32_type_node, int64_type_node,
29388 uint8_type_node, uint16_type_node, c_uint32_type_node,
29389 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
29390 int_least32_type_node, int_least64_type_node,
29391 uint_least8_type_node, uint_least16_type_node,
29392 uint_least32_type_node, uint_least64_type_node,
29393 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
29394 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
29395 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
29396 uintptr_type_node): Define.
29397 * c-cppbuiltin.c (builtin_define_constants,
29398 builtin_define_type_minmax): New.
29399 (builtin_define_stdint_macros): Define more macros.
29400 (c_cpp_builtins): Define more limit macros.
29401 (type_suffix): New.
29402 (builtin_define_type_max): Define in terms of
29403 builtin_define_type_minmax. Remove is_long parameter. All
29405 * config.gcc (use_gcc_stdint): Define.
29406 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
29407 Add newlib-stdint.h for generic targets.
29408 * config/glibc-stdint.h, config/newlib-stdint.h,
29409 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
29410 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
29411 * config/score/score.h (UINTPTR_TYPE): Define.
29412 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
29413 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
29414 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
29415 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
29416 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
29417 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
29418 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
29419 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
29420 * config/spu/spu.h (STDINT_LONG32): Define.
29421 * configure.ac (use_gcc_stdint): Substitute.
29422 * configure: Regenerate.
29423 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
29424 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
29425 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
29426 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
29427 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
29428 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
29429 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
29430 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
29431 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
29432 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
29433 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
29434 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
29435 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
29436 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
29437 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
29438 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
29439 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
29440 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
29441 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
29442 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
29443 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
29444 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
29445 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
29446 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
29447 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
29448 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
29449 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
29450 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
29451 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
29453 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
29455 * loop-iv.c (suitable_set_for_replacement): Renamed from
29456 simplify_using_assignment; changed to return bool and to accept new
29457 args DEST and SRC. Return true iff we find a source/destination pair
29458 that can be used to make a replacement, and fill SRC and DEST if so.
29459 Remove arg ALTERED. Don't deal with altered regs here. All callers
29461 (simplify_using_initial_values): Deal with altered regs here and track
29462 more precisely the effect they have on the validity of our expression.
29464 * loop-iv.c (simplify_using_condition): A condition of the form
29465 (EQ REG CONST) can be used to simply make a substitution.
29466 (simplify_using_initial_values): Keep track of conditions we have seen
29467 and keep using them to simplify new expressions, while applying the
29468 same substitutions to them as to the expression.
29470 * simplify-rtx.c (simplify_relational_operation_1): Simplify
29471 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
29474 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
29475 changed. Use this when trying to improve the upper bound.
29476 Generate the comparison by using simplify_gen_relational.
29478 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
29480 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
29482 (simplify_using_assignment, simplify_using_initial_values): Call
29483 replace_in_expr to make replacements. Call replace_single_def_regs
29484 once on the initial version of the expression.
29486 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
29489 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
29491 2009-03-31 Richard Guenther <rguenther@suse.de>
29493 PR middle-end/31029
29494 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
29495 equality comparisons. Fold C - X CMP X if C % 2 == 1.
29497 2009-03-31 Richard Guenther <rguenther@suse.de>
29499 * tree.h (div_if_zero_remainder): Declare.
29500 * fold-const.c (div_if_zero_remainder): Export.
29501 * tree-ssa-forwprop.c
29502 (forward_propagate_addr_into_variable_array_index): Handle
29503 constant array index addition outside of the variable index.
29505 2009-03-31 Joseph Myers <joseph@codesourcery.com>
29508 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
29509 define_splits, floatunssi<mode>2): Require x87 conversions from
29510 DImode to be permitted.
29512 2009-03-31 Joseph Myers <joseph@codesourcery.com>
29514 PR preprocessor/15638
29515 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
29517 2009-03-31 Richard Guenther <rguenther@suse.de>
29519 PR middle-end/23401
29520 PR middle-end/27810
29521 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
29522 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
29523 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
29524 a separate statement.
29525 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
29526 (lookup_tmp_var): Likewise.
29527 (is_gimple_formal_tmp_or_call_rhs): Remove.
29528 (is_gimple_reg_or_call_rhs): Rename to ...
29529 (is_gimple_reg_rhs_or_call): ... this.
29530 (is_gimple_mem_or_call_rhs): Rename to ...
29531 (is_gimple_mem_rhs_or_call): ... this.
29532 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
29533 DECL_GIMPLE_REG_P only if is_formal is true.
29534 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
29535 for non-proper post-modify expression gimplification.
29536 (gimplify_self_mod_expr): For post-modify expressions gimplify
29537 the lvalue to a minimal lvalue.
29538 (rhs_predicate_for): Remove formal temp case.
29539 (gimplify_modify_expr_rhs): Likewise.
29540 (gimplify_addr_expr): Use is_gimple_reg.
29541 (gimplify_expr): Remove formal temp cases.
29542 (gimple_regimplify_operands): Likewise.
29543 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
29544 and FILTER_EXPR like constants.
29545 * gimple.c (walk_gimple_op): Fix val_only initialization, use
29547 (is_gimple_formal_tmp_rhs): Remove.
29548 (is_gimple_reg_rhs): Remove special casing.
29549 (is_gimple_mem_rhs): Fix.
29550 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
29551 (is_gimple_formal_tmp_var): Remove.
29552 (is_gimple_formal_tmp_reg): Likewise.
29553 (is_gimple_min_lval): Allow invariant component ref parts.
29554 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
29555 is_gimple_formal_tmp_reg): Remove declarations.
29556 * tree-cfg.c (verify_expr): Verify that variables with address
29557 taken do not have DECL_GIMPLE_REG_P set.
29558 * tree-mudflap.c (mf_build_check_statement_for): Use
29559 force_gimple_operand instead of gimplify_expr.
29561 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
29563 * modulo-sched.c (sms_schedule_by_order): Pass the actual
29564 schedulable rows to compute_split_row.
29566 2009-03-31 Ben Elliston <bje@au.ibm.com>
29569 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
29572 2009-03-31 Alan Modra <amodra@bigpond.net.au>
29574 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
29575 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
29576 * configure: Regenerate.
29577 * config.in: Regenerate.
29578 * config/rs6000/rs6000.opt (mtls-markers): Add.
29579 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
29580 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
29581 (tls_ld_aix, tls_ld_sysv): Likewise.
29582 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
29583 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
29585 2009-03-31 Alan Modra <amodra@bigpond.net.au>
29587 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
29589 2009-03-30 Jan Hubicka <jh@suse.cz>
29591 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
29593 (tree_remove_unreachable_handlers): Cleanup EH predecestor
29594 detection and label handling.
29596 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
29598 * ira-int.h (ira_allocno): Rename left_conflicts_num to
29599 left_conflicts_size.
29600 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
29601 ALLOCNO_LEFT_CONFLICTS_SIZE.
29603 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
29604 remove_allocno_from_bucket_and_push,
29605 allocno_spill_priority_compare, push_allocnos_to_stack,
29606 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
29607 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
29608 (setup_allocno_left_conflicts_num): Ditto. Rename to
29609 setup_allocno_left_conflicts_size.
29610 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
29611 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
29612 setup_allocno_left_conflicts_size instead of
29613 setup_allocno_left_conflicts_num.
29615 * ira-build.c (ira_create_allocno): Use
29616 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
29617 ALLOCNO_LEFT_CONFLICTS_NUM.
29619 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
29621 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
29622 instead of DF_LR_OUT.
29624 * ira-lives.c (process_bb_node_lives): Ditto.
29626 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
29627 instead of DF_LR_{OUT,IN}.
29629 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
29631 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
29633 2009-03-30 Jan Hubicka <jh@suse.cz>
29635 * except.c (label_to_region_map): Fix thinko.
29637 2009-03-30 Steve Ellcey <sje@cup.hp.com>
29639 PR middle-end/38237
29640 * tree.h (tree_find_value): New declaration.
29641 * tree.c (tree_find_value): New function.
29642 * varasm.c (assemble_external): Avoid duplicate entries on lists.
29644 2009-03-30 Jakub Jelinek <jakub@redhat.com>
29647 * c-decl.c (struct c_binding): Add locus field.
29648 (bind): Add locus argument, set locus field from it.
29649 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
29650 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
29651 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
29652 implicitly_declare, undeclared_variable, lookup_label,
29653 declare_label, c_make_fname_decl, c_builtin_function,
29654 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
29657 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
29660 * config/i386/i386.c (classify_argument): Check total size of
29663 2009-03-30 Martin Jambor <mjambor@suse.cz>
29665 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
29666 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
29667 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
29670 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
29671 seen_variable_array_ref while also traversing a union.
29673 * tree-inline.c (optimize_inline_calls): Do not call
29674 cgraph_node_remove_callees.
29675 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
29676 (pass_remove_cgraph_callee_edges): New variable.
29677 * passes.c (init_optimization_passes): Add
29678 pass_remove_cgraph_callee_edges after early inlining and before all
29679 late intraprocedural passes.
29681 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
29683 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
29685 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
29686 Fix typos in names.
29688 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
29690 * combine.c (simplify_comparison): Use have_insn_for.
29691 * dojump.c (do_jump): Likewise.
29693 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
29695 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
29696 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
29697 sparc_compare_op0 like sparc_compare_emitted used to be handled.
29698 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
29699 instead of sparc_compare_emitted.
29700 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
29701 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
29702 instead of sparc_compare_emitted.
29704 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
29706 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
29707 enter/exit cfglayout mode.
29708 (pass_partition_block): Require it.
29709 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
29710 (combine_instructions): Track basic blocks instead of labels.
29711 (update_cfg_for_uncondjump): New.
29712 (try_combine): Use it. Update jumps after rescanning.
29713 (pass_combine): Require PROP_cfglayout.
29714 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
29716 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
29718 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
29719 Provide/destroy PROP_cfglayout respectively.
29720 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
29721 * tree-pass.h (PROP_cfglayout): New.
29723 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
29725 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
29726 fold_convert_const_fixed_from_fixed,
29727 fold_convert_const_fixed_from_int,
29728 fold_convert_const_fixed_from_real, fold_negate_const): Do not
29729 set TREE_CONSTANT_OVERFLOW.
29730 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
29731 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
29733 2009-03-30 Ira Rosen <irar@il.ibm.com>
29735 * tree-vect-loop-manip.c: New file.
29736 * tree-vectorizer.c: Update documentation and included files.
29737 (vect_loop_location): Make extern.
29738 (rename_use_op): Move to tree-vect-loop-manip.c
29739 (rename_variables_in_bb, rename_variables_in_loop,
29740 slpeel_update_phis_for_duplicate_loop,
29741 slpeel_update_phi_nodes_for_guard1,
29742 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
29743 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
29744 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
29745 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
29746 find_loop_location): Likewise.
29747 (new_stmt_vec_info): Move to tree-vect-stmts.c.
29748 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
29749 get_vectype_for_scalar_type, vect_is_simple_use,
29750 supportable_widening_operation, supportable_narrowing_operation):
29752 (bb_in_loop_p): Move to tree-vect-loop.c.
29753 (new_loop_vec_info, destroy_loop_vec_info,
29754 reduction_code_for_scalar_code, report_vect_op,
29755 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
29756 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
29757 (vect_supportable_dr_alignment): Likewise.
29758 * tree-vectorizer.h (tree-data-ref.h): Include.
29759 (vect_loop_location): Declare.
29760 Reorganize function declarations according to the new file structure.
29761 * tree-vect-loop.c: New file.
29762 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
29763 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
29764 * tree-vect-data-refs.c: New file.
29765 * tree-vect-patterns.c (timevar.h): Don't include.
29766 * tree-vect-stmts.c: New file.
29767 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
29768 tree-vect-slp.c, tree-vect-loop.c.
29769 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
29770 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
29771 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
29772 (tree-vect-analyze.o): Remove.
29773 (tree-vect-transform.o): Likewise.
29774 (tree-vect-data-refs.o): Add rule.
29775 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
29776 tree-vect-slp.o): Likewise.
29777 (tree-vect-patterns.o): Remove redundant dependencies.
29778 (tree-vectorizer.o): Likewise.
29779 * tree-vect-slp.c: New file.
29781 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29783 * optc-gen.awk: Warn if an option flag has multiple different
29786 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
29788 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
29789 -floop-block): Document dependences on PPL, CLooG and Graphite.
29791 2009-03-30 Joseph Myers <joseph@codesourcery.com>
29793 PR rtl-optimization/323
29794 * c-common.c (c_fully_fold, convert_and_check,
29795 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
29796 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
29797 * c-common.def (EXCESS_PRECISION_EXPR): New.
29798 * c-cppbuiltin.c (builtin_define_float_constants): Define
29799 constants with enough digits for long double.
29800 * c-lex.c (interpret_float): Interpret constant with excess
29801 precision where appropriate.
29802 * c-opts.c (c_common_post_options): Set
29803 flag_excess_precision_cmdline. Give an error for
29804 -fexcess-precision=standard for C++ for processors where the
29805 option is significant.
29806 * c-parser.c (c_parser_conditional_expression): Handle excess
29807 precision in condition.
29808 * c-typeck.c (convert_arguments): Handle arguments with excess
29810 (build_unary_op): Move excess precision outside operation.
29811 (build_conditional_expr): Likewise.
29812 (build_compound_expr): Likewise.
29813 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
29814 (build_modify_expr): Handle excess precision in RHS.
29815 (convert_for_assignment): Handle excess precision in converted
29817 (digest_init, output_init_element, process_init_element): Handle
29818 excess precision in initializer.
29819 (c_finish_return): Handle excess precision in return value.
29820 (build_binary_op): Handle excess precision in operands and add
29821 excess precision as needed for operation.
29822 * common.opt (-fexcess-precision=): New option.
29823 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
29824 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
29825 For standard excess precision, output explicit conversion to and
29826 truncation from XFmode.
29827 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
29828 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
29829 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
29830 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
29831 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
29832 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
29833 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
29834 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
29835 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
29836 define_splits, sqrt<mode>2): Disable where appropriate for
29837 standard excess precision.
29838 * convert.c (convert_to_real): Do not shorten arithmetic to type
29839 for which excess precision would be used.
29840 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
29841 * doc/invoke.texi (-fexcess-precision=): Document option.
29842 (-mfpmath=): Correct index entry.
29843 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
29844 flag_excess_precision): New.
29845 * langhooks.c (lhd_post_options): Set
29846 flag_excess_precision_cmdline.
29847 * opts.c (common_handle_option): Handle -fexcess-precision=.
29848 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
29849 init_excess_precision): New.
29850 (lang_dependent_init_target): Call init_excess_precision.
29851 * tree.c (excess_precision_type): New.
29852 * tree.h (excess_precision_type): Declare.
29854 2009-03-30 Joseph Myers <joseph@codesourcery.com>
29857 * c-typeck.c (build_component_ref): Do not copy qualifiers from
29858 non-lvalue to component.
29860 2009-03-29 Joseph Myers <joseph@codesourcery.com>
29862 PR preprocessor/34695
29863 * Makefile.in (c-opts.o): Depend on c-tree.h.
29864 * c-common.c: Move down include of diagnostic.h.
29865 (done_lexing, c_cpp_error): New.
29866 * c-common.h (done_lexing): Declare.
29867 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
29869 * c-opts.c: Include c-tree.h.
29870 (c_common_init_options): Set preprocessor error callback.
29871 (c_common_handle_option): Do not set preprocessor
29872 inhibit_warnings, warnings_are_errors, warn_system_headers,
29873 pedantic_errors or inhibit_warnings flags.
29874 (c_common_post_options): Do not check cpp_errors (parse_in).
29875 (c_common_finish): Do not output dependencies if there were
29876 errors. Do not check return value of cpp_finish.
29877 * c-ppoutput.c (pp_file_change): Set input_location.
29878 * c-tree.h (c_cpp_error): Declare.
29879 * diagnostic.c (diagnostic_set_info_translated): Also initialize
29881 (diagnostic_build_prefix): Check override_column.
29882 * diagnostic.h (diagnostic_info): Add override_column field.
29883 (diagnostic_override_column): Define.
29885 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
29887 * c-common.c (c_expand_expr, c_staticp): Remove.
29888 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
29889 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
29890 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
29891 * c-gimplify.c (gimplify_compound_literal_expr,
29892 optimize_compound_literals_in_ctor): Remove.
29893 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
29894 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
29895 * c-semantics.c (emit_local_var): Remove.
29897 * langhooks-def.h (lhd_expand_expr): Remove.
29898 * langhooks.c (lhd_expand_expr): Remove.
29899 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
29901 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
29902 handling from c-semantics.c; don't call into langhook.
29903 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
29904 * gimplify.c (gimplify_compound_literal_expr,
29905 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
29906 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
29907 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
29908 as was done in c-gimplify.c.
29909 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
29910 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
29911 Move from c-common.h.
29912 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
29914 * tree.c (staticp): Do not call langhook.
29915 * langhooks.c (lhd_staticp): Delete.
29916 * langhooks-def.h (lhd_staticp): Delete prototype.
29917 (LANG_HOOKS_STATICP): Delete.
29918 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
29920 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
29921 instead of DECL_STMTs.
29923 2009-03-29 Joseph Myers <joseph@codesourcery.com>
29931 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
29933 (fold_call_expr): Return a NOP_EXPR from folding rather than the
29934 contained expression.
29935 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
29936 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
29937 conditional expressions for C.
29938 (decl_constant_value_for_optimization): Move from
29939 decl_constant_value_for_broken_optimization in c-typeck.c. Check
29940 whether optimizing and that the expression is a VAR_DECL not of
29941 array type instead of doing such checks in the caller. Do not
29942 check pedantic. Call gcc_unreachable for C++.
29943 * c-common.def (C_MAYBE_CONST_EXPR): New.
29944 * c-common.h (c_fully_fold, c_save_expr,
29945 decl_constant_value_for_optimization): New prototypes.
29946 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
29947 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
29948 EXPR_INT_CONST_OPERANDS): Define.
29949 * c-convert.c (convert): Strip nops from expression.
29950 * c-decl.c (groktypename): Take extra parameters expr and
29951 expr_const_operands. Update call to grokdeclarator.
29952 (start_decl): Update call to grokdeclarator. Add statement for
29953 expressions used in type of decl.
29954 (grokparm): Update call to grokdeclarator.
29955 (push_parm_decl): Update call to grokdeclarator.
29956 (build_compound_literal): Add parameter non_const and build a
29957 C_MAYBE_COSNT_EXPR if applicable.
29958 (grokdeclarator): Take extra parameters expr and
29959 expr_const_operands. Track expressions used in declaration
29960 specifiers and declarators. Fold array sizes and track whether
29961 they are constant expressions and whether they are integer
29962 constant expressions.
29963 (parser_xref_tag): Set expr and expr_const_operands fields in
29965 (grokfield): Update call to grokdeclarator.
29966 (start_function): Update call to grokdeclarator.
29967 (build_null_declspecs): Set expr and expr_const_operands fields in
29969 (declspecs_add_type): Handle expressions in typeof specifiers.
29970 * c-parser.c (c_parser_declspecs): Set expr and
29971 expr_const_operands fields for declaration specifiers.
29972 (c_parser_enum_specifier): Likewise.
29973 (c_parser_struct_or_union_specifier): Likewise.
29974 (c_parser_typeof_specifier): Likewise. Update call to
29975 groktypename. Fold expression as needed. Return expressions with
29976 type instead of adding statements.
29977 (c_parser_attributes): Update calls to c_parser_expr_list.
29978 (c_parser_statement_after_labels): Fold expression before passing
29979 to objc_build_throw_stmt.
29980 (c_parser_condition): Fold expression.
29981 (c_parser_asm_operands): Fold expression.
29982 (c_parser_conditional_expression): Use c_save_expr. Update call
29983 to build_conditional_expr.
29984 (c_parser_alignof_expression): Update call to groktypename.
29985 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
29986 original_code. Fold expression argument of va_arg. Create
29987 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
29988 argument to va_arg. Update calls to groktypename. Fold array
29989 index for offsetof. Verify that first argument to
29990 __builtin_choose_expr has integer type.
29991 (c_parser_postfix_expression_after_paren_type): Update calls to
29992 groktypename and build_compound_literal. Handle expressions with
29993 side effects in type name.
29994 (c_parser_postfix_expression_after_primary): Update call to
29995 c_parser_expr_list. Set original_code for calls to
29996 __builtin_constant_p.
29997 (c_parser_expr_list): Take extra parameter fold_p. Fold
29998 expressions if requested.
29999 (c_parser_objc_type_name): Update call to groktypename.
30000 (c_parser_objc_synchronized_statement): Fold expression.
30001 (c_parser_objc_receiver): Fold expression.
30002 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
30003 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
30004 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
30005 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
30006 (struct c_typespec): Add elements expr and expr_const_operands.
30007 (struct c_declspecs): Add elements expr and expr_const_operands.
30008 (groktypename, build_conditional_expr, build_compound_literal):
30010 (in_late_binary_op): Declare.
30011 * c-typeck.c (note_integer_operands): New function.
30012 (in_late_binary_op): New variable.
30013 (decl_constant_value_for_broken_optimization): Move to c-common.c
30014 and rename to decl_constant_value_for_optimization.
30015 (default_function_array_conversion): Do not strip nops.
30016 (default_conversion): Do not call
30017 decl_constant_value_for_broken_optimization.
30018 (build_array_ref): Do not fold result.
30019 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
30020 result when operand is a VLA.
30021 (c_expr_sizeof_type): Update call to groktypename. Handle
30022 expressions included in type name. Use C_MAYBE_CONST_EXPR for
30023 result when operand names a VLA type.
30024 (build_function_call): Update call to build_compound_literal.
30025 Only fold result for calls to __builtin_* functions. Strip
30026 NOP_EXPR from INTEGER_CST returned from such functions. Fold
30027 the function designator.
30028 (convert_arguments): Fold arguments. Update call to
30029 convert_for_assignment.
30030 (build_unary_op): Handle increment and decrement of
30031 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
30032 decrement earlier. Fold operand of increment and decrement.
30033 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
30034 built for integer operand. Wrap returns that are INTEGER_CSTs
30035 without being integer constant expressions or that have integer
30036 constant operands without being INTEGER_CSTs.
30037 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
30038 (build_conditional_expr): Add operand ifexp_bcp. Track whether
30039 result is an integer constant expression or can be used in
30040 unevaluated parts of one and avoid folding and wrap as
30041 appropriate. Fold operands before possibly doing -Wsign-compare
30043 (build_compound_expr): Wrap result for C99 if operands can be used
30044 in integer constant expressions.
30045 (build_c_cast): Update call to digest_init. Do not ignore
30046 overflow from casting floating-point constants to integers. Wrap
30047 results that could be confused with integer constant expressions,
30048 null pointer constants or floating-point constants.
30049 (c_cast_expr): Update call to groktypename. Handle expressions
30050 included in type name.
30051 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
30052 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
30053 Update calls to convert_for_assignment.
30054 (convert_for_assignment): Take new parameter
30055 null_pointer_constant. Do not strip nops or call
30056 decl_constant_value_for_broken_optimization. Set
30057 in_late_binary_op for conversions to boolean.
30058 (store_init_value): Update call to digest_init.
30059 (digest_init): Take new parameter null_pointer_constant. Do not
30060 call decl_constant_value_for_broken_optimization. pedwarn for
30061 initializers not constant expressions. Update calls to
30062 convert_for_assignment.
30063 (constructor_nonconst): New.
30064 (struct constructor_stack): Add nonconst element.
30065 (really_start_incremental_init, push_init_level, pop_init_level):
30066 Handle constructor_nonconst and nonconst element.
30067 (set_init_index): Call constant_expression_warning for array
30069 (output_init_element): Fold value. Set constructor_nonconst as
30070 applicable. pedwarn for initializers not constant expressions.
30071 Update call to digest_init. Call constant_expression_warning
30072 where constant initializers are required.
30073 (process_init_element): Use c_save_expr.
30074 (c_finish_goto_ptr): Fold expression.
30075 (c_finish_return): Fold return value. Update call to
30076 convert_for_assignment.
30077 (c_start_case): Fold switch expression.
30078 (c_process_expr_stmt): Fold expression.
30079 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
30080 ensure statement expression is not evaluated in constant expression.
30081 (build_binary_op): Track whether results are integer constant
30082 expressions or may occur in such, disable folding and wrap results
30083 as applicable. Fold operands for -Wsign-compare warnings unless
30085 (c_objc_common_truthvalue_conversion): Handle results folded to
30086 integer constants that are not integer constant expressions.
30087 * doc/extend.texi: Document when typeof operands are evaluated,
30088 that condition of __builtin_choose_expr is an integer constant
30089 expression, and more about use of __builtin_constant_p in
30092 2009-03-29 Richard Guenther <rguenther@suse.de>
30094 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
30095 propagate addresses of array references.
30097 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
30099 * regmove.c (perhaps_ends_bb_p): Remove.
30100 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
30101 from INSN and check that the main loop stays within that basic block.
30102 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
30103 (regmove_forward_pass): Split out from regmove_optimize. Use
30104 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
30105 (regmove_backward_pass): Split out from regmove_optimize. Use
30106 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
30107 (regmove_optimize): Simplify.
30109 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
30112 * config/i386/i386.c (classify_argument): Ignore flexible array
30113 member in struct and warn ABI change.
30115 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
30117 * config/i386/i386-protos.h (ix86_agi_dependent): New.
30119 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
30120 (ix86_adjust_cost): Updated.
30122 2009-03-29 Jan Hubicka <jh@suse.cz>
30124 PR middle-end/28850
30125 * tree-pass.h (pass_cleanup_eh): New function.
30126 (remove_unreachable_regions): Break code handling RTL
30127 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
30128 that can not be reached by runtime.
30129 (can_be_reached_by_runtime): New function.
30130 (label_to_region_map): New function.
30131 (num_eh_regions): New function.
30132 (rtl_remove_unreachable_regions): New function.
30133 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
30134 (remove_eh_region): New function.
30135 * except.h: Include sbitmap and vecprim.
30136 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
30137 num_eh_regions): Declare.
30138 * passes.c (init_optimization_passes): Schedule cleanup_eh.
30139 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
30140 * tree-eh.c (tree_remove_unreachable_handlers): New function.
30141 (tree_empty_eh_handler_p): New function.
30142 (cleanup_empty_eh): New function.
30143 (cleanup_eh): New function.
30144 (pass_cleanup_eh): New function.
30146 2009-03-29 Jan Hubicka <jh@suse.cz>
30148 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
30149 for removed regions.
30151 2009-03-29 Jan Hubicka <jh@suse.cz>
30153 * except.c (dump_eh_tree): Dump all datastructures.
30155 2009-03-29 Jan Hubicka <jh@suse.cz>
30157 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
30158 (duplicate_eh_regions_1): Likewise.
30159 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
30160 vector; call EH verification.
30161 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
30162 Be ready for region being removed.
30164 2009-03-29 Jan Hubicka <jh@suse.cz>
30166 * bitmap.c (bitmap_last_set_bit): New function.
30167 * bitmap.h (bitmap_last_set_bit): Declare.
30169 2009-03-29 David Ayers <ayers@fsfe.org>
30172 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
30173 by calling objc_compare_types and surpress warnings about
30174 incompatible C pointers that are compatible ObjC pointers.
30176 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
30178 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
30179 call initialize_inline_failed.
30180 (initialize_inline_failed): Move it from here ...
30181 * cgraph.c (initialize_inline_failed): ... to here.
30182 (cgraph_create_edge): Call initialize_inline_failed rather than
30183 setting inline_failed directly.
30185 2009-03-29 Ben Elliston <bje@au.ibm.com>
30188 * sysv4.opt (msdata): Improve comment.
30189 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
30190 * sysv4.h (SVR4_ASM_SPEC): Likewise.
30192 2009-03-29 Ben Elliston <bje@au.ibm.com>
30195 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
30196 load and store attributes.
30198 2009-03-29 Ben Elliston <bje@au.ibm.com>
30200 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
30201 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
30202 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
30203 * doc/extend.texi (X86 Built-in Functions): Add index entries for
30204 __builtin_infq and __builtin_huge_valq.
30206 2009-03-28 Anatoly Sokolov <aesok@post.ru>
30208 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
30210 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
30211 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
30213 2009-03-28 Xinliang David Li <davidxl@google.com>
30215 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
30216 (do_dbg_cnt): New function.
30218 2009-03-28 Jan Hubicka <jh@suse.cz>
30220 Merge from pretty-ipa:
30222 2009-03-27 Jan Hubicka <jh@suse.cz>
30224 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
30225 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
30226 * passes.c (function_called_by_processed_nodes_p): New.
30227 * ipa-pure-const.c (check_call): Fix handling of operands.
30228 (analyze_function): Dump debug output for skipped bodies.
30229 (local_pure_const): Use function_called_by_processed_nodes_p.
30230 * dwarf2out.c (reference_to_unused): Use output.
30231 * passes.c (do_per_function_toporder): Likewise.
30233 2008-11-12 Jan Hubicka <jh@suse.cz>
30235 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
30236 * ipa-pure-const.c (funct_state_d): Add can throw field; make
30237 state_set_in_source enum
30238 (check_decl): Ignore memory tags; do not set fake looping flags;
30240 (check_operand, check_tree, check_rhs_var, check_lhs_var,
30241 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
30242 (check_call, analyze_function): Rewrite.
30244 (add_new_function): Update call of analyze_function.
30245 (generate_summary): Add call of analyze_function.
30246 (propagate): Propagate can_throw; handle state_set_in_source correctly.
30247 (local_pure_const): New function.
30248 (pass_local_pure_const): New pass.
30249 * ipa-inline.c (inline_transform): Set after_inlining.
30250 * tree-eh.c (stmt_can_throw_external): New.
30251 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
30252 work with aliasing built.
30253 * tree-flow.h (stmt_can_throw_external): New.
30254 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
30255 and local pure/const pass in early and late optimization queue.
30257 2009-03-28 Martin Jambor <mjambor@suse.cz>
30259 * fold-const.c (get_pointer_modulus_and_residue): New parameter
30261 (fold_binary): Allow function decl aligment consideration is the
30262 second argument is integer constant one.
30263 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
30264 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
30265 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
30267 2009-03-28 Jan Hubicka <jh@suse.cz>
30269 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
30270 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
30271 * function.h (rtl_data): Add nothrow flag.
30272 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
30273 set DECL_NOTHROW for AVAILABLE functions.
30275 2009-03-28 Jakub Jelinek <jakub@redhat.com>
30277 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
30278 following vector keyword has expansion starting with pixel or bool
30279 keyword, expand vector to __vector and pixel or bool to __pixel or
30283 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
30284 warn_if_disallowed_function_p): Removed.
30285 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
30286 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
30287 warning_if_disallowed_function_p.
30288 * flags.h (warn_if_disallowed_function_p,
30289 warn_disallowed_functions): Removed.
30290 * common.opt (Wdisallowed-function-list=): Removed.
30291 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
30293 2009-03-28 Richard Guenther <rguenther@suse.de>
30295 PR tree-optimization/38723
30296 * tree-ssa-pre.c (compute_avail): Add all default definitions to
30299 2009-03-28 Jan Hubicka <jh@suse.cz>
30301 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
30302 test introduced by my previous patch.
30304 2009-03-28 Richard Guenther <rguenther@suse.de>
30306 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
30307 the PHIs value undefined.
30309 2009-03-28 Jan Hubicka <jh@suse.cz>
30311 * tree-pass.h (pass_fixup_cfg): New pass.
30312 * ipa-inline.c (inline_transform): Set
30313 always_inline_functions_inlined/after_inlining.
30314 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
30315 (pass_fixup_cfg): New pass.
30316 * passes.c (init_optimization_passes): Add fixup_cfg.
30318 2009-03-28 Richard Guenther <rguenther@suse.de>
30320 PR tree-optimization/38458
30321 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
30322 argument use the arguments copy-of value.
30324 2009-03-28 Richard Guenther <rguenther@suse.de>
30326 PR tree-optimization/38180
30327 * tree-ssa-ccp.c (get_default_value): Simplify.
30328 (likely_value): Likewise.
30329 (surely_varying_stmt_p): Properly handle VOP case.
30330 (ccp_initialize): Likewise.
30331 (ccp_fold): Handle propagating through *&.
30332 (fold_const_aggregate_ref): Also handle decls.
30334 2009-03-28 Jan Hubicka <jh@suse.cz>
30336 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
30337 * cgraph.h (cgraph_node): Likewise.
30338 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
30339 (cgraph_reset_node): Use process flag.
30340 (cgraph_mark_functions_to_output): Likewise.
30341 (cgraph_expand_function): Likewise.
30342 (cgraph_expand_all_functions): Likewise.
30343 (cgraph_output_in_order): Likewise.
30344 * dwarf2out.c (reference_to_unused): Likewise.
30345 * passes.c do_per_function_toporder): Likewise.
30347 2009-03-28 Jan Hubicka <jh@suse.cz>
30349 Bring from lto-branch:
30351 2008-09-03 Doug Kwan <dougkwan@google.com>
30353 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
30354 enums instead of reason strings.
30355 * cgraph.c (cgraph_create_edge): Same.
30356 (cgraph_inline_failed_string): New function.
30357 * cgraph.h (cgraph_inline_failed_t): New enum type.
30358 (cgraph_inline_failed_string): New prototype.
30359 (struct cgraph_edge): Change type of INLINED_FAILED from constant
30360 char pointer to cgraph_inline_failed_t.
30361 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
30362 (cgraph_default_inline_p): Ditto.
30363 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
30364 to cgraph_inline_failed_t pointer.
30365 * cif-code.def: New file.
30366 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
30368 (cgraph_check_inline_limits): Change type of REASON to pointer to
30369 cgraph_inline_failed_t. Replace reason strings with enums.
30370 (cgraph_default_inline_p): Ditto.
30371 (cgraph_recursive_inlining_p): Ditto.
30372 (update_caller_keys): Change type of FAILED_REASON to
30373 cgraph_inline_failed_t.
30374 (cgraph_set_inline_failed): Change type of REASON to pointer to
30375 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
30376 convert enums to strings for text output.
30377 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
30378 to be of type cgraph_inline_failed_t. Replace reason strings with
30379 enums. Call cgraph_inline_failed_string to covert enums
30380 to strings for text output.
30381 (cgraph_decide_inlining): Replace reason strings with enums.
30382 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
30383 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
30385 * tree-inline.c (expand_call_inline): Change type of REASON
30386 to cgraph_inline_failed_t. Replace reason strings with enums.
30387 Call cgraph_inline_failed_string for text output.
30388 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
30391 2009-03-28 Jan Hubicka <jh@suse.cz>
30393 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
30394 cgraph_clone_node): Remove master clone handling.
30395 (cgraph_is_master_clone, cgraph_master_clone): Remove.
30396 * cgraph.h (master_clone): Remove.
30397 (cgraph_is_master_clone, cgraph_master_clone): Remove.
30398 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
30399 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
30401 2009-03-28 Jan Hubicka <jh@suse.cz>
30403 * cgraph.c (cgraph_function_body_availability): Functions declared
30404 inline are always safe to assume that it is not going to be replaced.
30406 2009-03-28 Richard Guenther <rguenther@suse.de>
30408 PR tree-optimization/38513
30409 * tree-ssa-pre.c (eliminate): Remove redundant stores.
30410 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
30411 EXC_PTR_EXPR and FILTER_EXPR.
30412 (get_ref_from_reference_ops): Likewise.
30414 2009-03-28 Richard Guenther <rguenther@suse.de>
30416 PR tree-optimization/38968
30417 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
30418 Use FLOOR_MOD_EXPR to compute misalignment.
30420 2009-03-28 Richard Guenther <rguenther@suse.de>
30422 PR tree-optimization/37795
30423 * tree.h (combine_comparisons): Declare.
30424 * fold-const.c (combine_comparisons): Export.
30425 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
30427 (ifcombine_iforif): Use combine_comparisons.
30429 2009-03-28 Jan Hubicka <jh@suse.cz>
30431 * tree-eh.c (inlinable_call_p): New function.
30432 (make_eh_edges): Use it.
30433 (verify_eh_edges): Use it.
30434 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
30435 * except.c (reachable_next_level): Add inlinable_function argument
30436 (sjlj_find_directly_reachable_regions): Update.
30437 (add_reachable_handler): Do not set saw_any_handlers.
30438 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
30439 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
30440 Add new inlinable call parameter.
30441 (can_throw_internal, can_throw_external): Update.
30442 * except.h (can_throw_internal_1, can_throw_external_1,
30443 foreach_reachable_handler): Update declaration.
30445 2009-03-28 Joseph Myers <joseph@codesourcery.com>
30447 * config/arm/t-arm-coff, config/h8300/coff.h,
30448 config/i386/i386-aout.h, config/i386/i386-coff.h,
30449 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
30450 config/pdp11/2bsd.h, config/rs6000/aix41.h,
30451 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
30452 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
30453 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
30454 sys-types.h: Remove.
30455 * Makefile.in: Remove protoize and fixproto support and references
30457 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
30458 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
30460 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
30461 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
30462 unprotoize$(exeext).
30463 (rest.encap): Don't depend on $(STMP_FIXPROTO)
30464 (.PHONY): Don't depend on proto.
30465 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
30466 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
30467 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
30468 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
30469 build/gen-protos.o, build/scan.o, xsys-protos.h,
30470 build/fix-header$(build_exeext), build/fix-header.o,
30471 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
30472 stmp-install-fixproto): Remove.
30473 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
30474 SYSCALLS.c or fixproto files.
30475 (install-common): Don't install protoize.
30476 (install-headers-tar, install-headers-cpio, install-headers-cp):
30477 Don't depend on $(STMP_FIXPROTO).
30478 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
30479 install fixproto files or write out fixproto settings.
30480 (uninstall): Don't uninstall protoize.
30481 * config.gcc (use_fixproto): Remove.
30482 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
30483 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
30484 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
30485 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
30486 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
30487 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
30488 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
30489 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
30490 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
30491 * config/t-vxworks (STMP_FIXPROTO): Remove.
30492 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
30493 STMP_FIXPROTO): Remove.
30494 * config.in, configure: Regenerate.
30495 * crtstuff.c (gid_t, uid_t): Don't undefine.
30496 * doc/install.texi: Change m68k-coff to m68k-elf in example.
30497 (arm-*-coff, arm-*-aout: Remove target entries.
30498 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
30499 Remove mention of AIX 4.1.
30500 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
30501 * doc/invoke.texi (Running Protoize): Remove.
30502 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
30503 (Protoize Caveats): Remove.
30504 * tsystem.h: Update comments on headers assumed to exist.
30506 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
30508 * genautomata.c: Add a new year to the copyright. Add a new
30510 (struct insn_reserv_decl): Add comments for member bypass_list.
30511 (find_bypass): Remove.
30512 (insert_bypass): New.
30513 (process_decls): Use insert_bypass.
30514 (output_internal_insn_latency_func): Output all bypasses with the
30515 same input insn in one switch case.
30517 * rtl.def (define_bypass): Describe bypass choice.
30518 * doc/md.texi (define_bypass): Ditto.
30520 2009-03-27 Richard Guenther <rguenther@suse.de>
30522 * gimplify.c (mark_addressable): Export.
30523 * tree-flow.h (mark_addressable): Declare.
30524 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
30525 * tree-ssa.c (verify_phi_args): Verify that address taken
30526 variables have TREE_ADDRESSABLE set.
30528 2009-03-27 Richard Guenther <rguenther@suse.de>
30530 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
30531 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
30532 Do not mark decls TREE_ADDRESSABLE.
30533 (build_fold_addr_expr): Adjust.
30534 (fold_addr_expr): Remove.
30535 (fold_unary): Use build_fold_addr_expr.
30536 (fold_comparison): Likewise.
30537 (split_address_to_core_and_offset): Likewise.
30538 * coverage.c (tree_coverage_counter_addr): Mark the array decl
30540 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
30541 (gimplify_modify_expr_to_memcpy): Mark source and destination
30543 * omp-low.c (create_omp_child_function): Mark the object decl
30545 (lower_rec_input_clauses): Mark the var we take the address of
30547 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
30549 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
30551 PR middle-end/39315
30552 * cfgexpand.c (expand_one_stack_var_at): Change alignment
30553 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
30555 2009-03-27 Richard Guenther <rguenther@suse.de>
30557 PR tree-optimization/39120
30558 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
30560 (handle_lhs_call): Process return constraints. Add escape
30561 constraints if necessary.
30562 (handle_const_call): Fill out return constraints. Make nested
30563 case more precise. Avoid consttmp if possible.
30564 (handle_pure_call): Fill out return constraints. Avoid
30565 callused if possible.
30566 (find_func_aliases): Simplify call handling.
30568 2009-03-27 Richard Guenther <rguenther@suse.de>
30570 PR tree-optimization/39120
30571 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
30572 as a representative.
30573 (solve_graph): Do propagate CALLUSED.
30574 (handle_pure_call): Use a scalar constraint from CALLUSED for
30576 (find_what_p_points_to): CALLUSED shall not appear in poins-to
30579 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
30582 * c-common.c (handle_aligned_attribute): Properly check alignment
30583 overflow. Use (1U << i) instead of (1 << i).
30585 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
30587 * expr.h (get_mem_align_offset): Updated.
30589 * tree.h (tree_decl_common): Change align to "unsigned int" and
30590 move it before pointer_alias_set.
30592 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
30593 Jakub Jelinek <jakub@redhat.com>
30596 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
30597 gr_register_operand with gr_reg_or_0_operand.
30598 (cmpxchg_rel_di): Likewise.
30599 (sync_lock_test_and_set<mode>): Likewise.
30601 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
30603 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
30604 (true_regnum): Likewise.
30606 * rtlanal.c (subreg_info): Moved to ...
30607 * rtl.h (subreg_info): Here. New.
30608 (subreg_get_info): New.
30610 * rtlanal.c (subreg_get_info): Make it extern.
30612 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
30615 * config/i386/i386.c (ix86_abi): New.
30616 (override_options): Handle -mabi=.
30617 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
30618 (ix86_call_abi_override): Likewise.
30619 (init_cumulative_args): Likewise.
30620 (function_arg_advance): Likewise.
30621 (function_arg_64): Likewise.
30622 (function_arg): Likewise.
30623 (ix86_pass_by_reference): Likewise.
30624 (ix86_function_value_regno_p): Likewise.
30625 (ix86_build_builtin_va_list_abi): Likewise.
30626 (setup_incoming_varargs_64): Likewise.
30627 (is_va_list_char_pointer): Likewise.
30628 (ix86_init_machine_status): Likewise.
30629 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
30630 (ix86_function_type_abi): Return enum calling_abi. Rewrite
30631 for 64bit. Replace DEFAULT_ABI with ix86_abi.
30632 (ix86_function_abi): Make it static and return enum calling_abi.
30633 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
30635 (ix86_fn_abi_va_list): Updated.
30637 * config/i386/i386.h (ix86_abi): New.
30638 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
30639 (CONDITIONAL_REGISTER_USAGE): Likewise.
30640 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
30641 (machine_function): Likewise.
30643 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
30645 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
30646 (STACK_BOUNDARY): Likewise.
30647 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
30649 * config/i386/i386.opt (mabi=): New.
30651 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
30652 return enum calling_abi.
30653 (ix86_function_type_abi): Likewise.
30654 (ix86_function_abi): Removed.
30656 * doc/invoke.texi: Document -mabi= option for x86.
30658 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30660 * builtins.c (real_dconstp): Delete.
30661 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
30663 2009-03-27 Dodji Seketeli <dodji@redhat.com>
30664 Jakub Jelinek <jakub@redhat.com>
30667 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
30668 (gen_subprogram_die): When a function is explicit, generate the
30669 DW_AT_explicit attribute.
30670 * langhooks.h (struct lang_hooks_for_decls): Add
30671 function_decl_explicit_p langhook.
30672 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
30673 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
30675 2009-03-27 Jakub Jelinek <jakub@redhat.com>
30677 * builtins.c (fold_builtin_memory_op): Optimize memmove
30678 into memcpy if we can prove source and destination don't overlap.
30680 * tree-inline.c: Include gt-tree-inline.h.
30681 (clone_fn_id_num): New variable.
30682 (clone_function_name): New function.
30683 (tree_function_versioning): Use it.
30684 * Makefile.in (GTFILES): Add tree-inline.c.
30686 2009-03-27 Mark Mitchell <mark@codesourcery.com>
30688 * BASE-VER: Change to 4.5.0.
30690 2009-03-27 Xinliang David Li <davidxl@google.com>
30692 PR tree-optimization/39557
30693 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
30695 2009-03-27 Xinliang David Li <davidxl@google.com>
30697 PR tree-optimization/39548
30698 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
30701 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
30703 * c-common.c (pointer_int_sum): Use %wd on return from
30706 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
30708 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
30709 on return from tree_low_cst.
30711 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
30714 * ginclude/stdarg.h (va_copy): Define also for
30715 __GXX_EXPERIMENTAL_CXX0X__.
30717 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30720 * builtins.h (c_strlen): Do not warn here.
30721 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
30722 * c-common.c (pointer_int_sum): Take an explicit location.
30723 Warn about offsets out of bounds.
30724 * c-common.h (pointer_int_sum): Adjust declaration.
30726 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
30728 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
30731 2009-03-26 Jakub Jelinek <jakub@redhat.com>
30734 * opts.c (warn_if_disallowed_function_p): Don't assume
30735 get_callee_fndecl must return non-NULL.
30737 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
30739 PR rtl-optimization/39522
30740 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
30741 when reg_reloaded_valid is set.
30743 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
30745 * config/spu/divv2df3.c: New file.
30746 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
30747 (DPBIT_FUNCS): Filter out _div_df.
30749 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
30751 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
30752 a jump insn, count that jump in the distance to the loop start.
30754 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
30757 * config/sh/sh.c (calc_live_regs): Fix condition for global
30758 registers except PIC_OFFSET_TABLE_REGNUM.
30760 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
30763 * doc/invoke.texi (-mconsole): New.
30765 (-mno-cygwin): New.
30767 (-mnop-fun-dllimport): New.
30771 (sub section "i386 and x86-64 Windows Options"): New.
30773 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
30775 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
30776 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
30778 2009-03-25 Richard Guenther <rguenther@suse.de>
30780 PR middle-end/39497
30781 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
30784 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
30786 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
30787 neither of haifa/selective schedulers are working.
30789 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
30791 * doc/invoke.texi (Debugging Options): Fix description of
30792 -fno-merge-debug-strings.
30794 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
30796 * config/cris/libgcc.ver: New version-script.
30797 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
30799 * configure.ac <GAS features, nop mnemonic>: Add pattern
30800 crisv32-*-* for "nop".
30801 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
30802 * configure: Regenerate.
30804 2009-03-24 Ira Rosen <irar@il.ibm.com>
30806 PR tree-optimization/39529
30807 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
30808 mark_sym_for_renaming for the tag copied to the new vector
30811 2009-03-24 Arthur Loiret <aloiret@debian.org>
30813 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
30814 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
30815 EXTRA_SPEC_FUNCTIONS.
30816 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
30817 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
30818 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
30819 -march and -mtune options.
30821 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
30823 * config/m68k/t-rtems: Add m5329 multilib.
30825 2009-03-24 Dodji Seketeli <dodji@redhat.com>
30826 Jakub Jelinek <jakub@redhat.com>
30829 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
30832 2009-03-23 Jakub Jelinek <jakub@redhat.com>
30835 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
30836 instead of c_parser_expression_conv, if original_code isn't one of the
30837 4 allowed comparison codes, fail.
30839 2009-03-23 Richard Guenther <rguenther@suse.de>
30841 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
30842 * tree.h (struct tree_type): Likewise.
30843 * reload.h (struct insn_chain): Likewise.
30844 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
30845 * function.h (struct function): Likewise.
30846 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
30848 2009-03-23 Jakub Jelinek <jakub@redhat.com>
30850 PR tree-optimization/39516
30851 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
30853 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
30855 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
30856 should be set true if BITS_PER_WORD of target is bigger than 32
30858 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
30860 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
30861 Translate -B-options to -rpath-link. Correct existing
30862 rpath-link and conditionalize on !nostdlib.
30864 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
30866 * doc/extend.texi (Function Attributes, Variable Attributes):
30868 * doc/invoke.texi (Debugging Options, Optimize Options)
30869 (i386 and x86-64 Options, MCore Options): Likewise.
30871 2009-03-20 Jakub Jelinek <jakub@redhat.com>
30874 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
30875 it for block local namespace aliases.
30876 (gen_decl_die): Pass context_die to gen_namespace_die.
30878 2009-03-19 Jakub Jelinek <jakub@redhat.com>
30881 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
30882 minimum or maximum value.
30884 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
30886 * reginfo.c (globalize_reg): Recompute derived reg sets.
30888 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
30891 * libgcc2.c (mprotect): Do not use signed arguments for
30892 VirtualProtect, use DWORD arguments. Also fix the 'may
30893 be used uninitialized' warning for the np variable.
30895 2009-03-19 Jakub Jelinek <jakub@redhat.com>
30898 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
30899 functions using regparm calling conventions when not optimizing.
30900 (ix86_function_sseregparm): Similarly for sseregparm calling
30903 2009-03-19 Li Feng <nemokingdom@gmail.com>
30905 PR middle-end/39500
30906 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
30907 dependence if the first conflict is after niter iterations.
30909 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
30911 PR middle-end/38609
30912 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
30913 functions with dynamic stack-pointer adjustments.
30915 2009-03-19 Ben Elliston <bje@au.ibm.com>
30917 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
30918 option; change to -msdata=data.
30920 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
30922 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
30925 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
30928 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
30930 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
30932 * doc/invoke.texi (Code Gen Options): Expand discussion of
30935 2009-03-18 Jakub Jelinek <jakub@redhat.com>
30937 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
30938 * matrix-reorg.c (struct matrix_info): Likewise.
30939 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
30940 * rtl.h (struct mem_attrs): Likewise.
30941 * df.h (struct df): Likewise.
30942 * tree-data-ref.h (struct data_dependence_relation): Likewise.
30943 * ira-int.h (struct ira_allocno): Likewise.
30944 * df-scan.c (struct df_collection_rec): Likewise.
30945 * ira.c (struct equivalence): Likewise.
30946 * function.c (struct temp_slot): Likewise.
30947 * cfgloop.h (struct loop): Likewise.
30950 * function.c (use_register_for_decl): When not optimizing, disregard
30951 register keyword for variables with types containing methods.
30953 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
30955 PR middle-end/39447
30956 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
30957 (is_simple_operand): Call contains_component_ref_p before calling data
30958 reference analysis that would fail on COMPONENT_REFs.
30960 * tree-vrp.c (search_for_addr_array): Fix formatting.
30962 2009-03-18 Richard Guenther <rguenther@suse.de>
30964 * tree-vect-transform.c (vect_loop_versioning): Fold the
30965 generated comparisons.
30966 * tree-vectorizer.c (set_prologue_iterations): Likewise.
30967 (slpeel_tree_peel_loop_to_edge): Likewise.
30969 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
30971 PR middle-end/37805
30972 * opts.c (print_specific_help): In addition to `undocumented',
30973 accept `separate' and `joined' flags if passed alone. Describe
30974 output by the first matched one of those.
30975 (common_handle_option): Skip over empty strings.
30976 * gcc.c (display_help): Fix help string for `--help='.
30977 * doc/invoke.texi (Option Summary, Overall Options): With
30978 `--help=', classes and qualifiers can both be repeated, but
30979 only the latter can be negated. One should not pass only
30980 negated qualifiers. Fix markup and examples.
30983 2008-10-14 Jakub Jelinek <jakub@redhat.com>
30984 PR middle-end/37805
30985 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
30986 and -fhelp=separate.
30988 2009-03-17 Jing Yu <jingyu@google.com>
30990 PR middle-end/39378
30991 * function.h (struct rtl_data): Move is_thunk from here...
30992 (struct function): ...to here.
30993 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
30994 * varasm.c (assemble_start_function): Change is_thunk from crtl to
30996 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
30998 (alpha_does_function_need_gp, alpha_start_function): Likewise.
30999 (alpha_output_function_end_prologue): Likewise.
31000 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
31001 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
31002 (rs6000_output_function_epilogue): Likewise.
31003 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
31005 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
31008 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
31009 from different units in a single alternative.
31010 (*truncdfsf_i387): Ditto.
31011 (*truncxfsf2_mixed): Ditto.
31012 (*truncxfdf2_mixed): Ditto.
31014 2009-03-17 Jakub Jelinek <jakub@redhat.com>
31016 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
31017 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
31020 * tree-ssa-live.c (remove_unused_locals): Don't remove local
31021 unused non-artificial variables when not optimizing.
31024 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
31025 DW_TAG_imported_module even if decl is IMPORTED_DECL with
31026 NAMESPACE_DECL in its DECL_INITIAL.
31028 PR middle-end/39443
31029 * optabs.c (set_user_assembler_libfunc): New function.
31030 * expr.h (set_user_assembler_libfunc): New prototype.
31031 * c-common.c: Include libfuncs.h.
31032 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
31033 for memcmp, memset, memcpy, memmove and abort.
31034 * Makefile.in (c-common.o): Depend on libfuncs.h.
31037 * dwarf2out.c (gen_inlined_enumeration_type_die,
31038 gen_inlined_structure_type_die, gen_inlined_union_type_die,
31039 gen_tagged_type_instantiation_die): Removed.
31040 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
31043 2009-03-17 Janis Johnson <janis187@us.ibm.com>
31046 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
31048 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
31049 (check-parallel-%): Ditto.
31050 (check-consistency): Ditto.
31052 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
31054 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
31055 local variable rhs by NULL_TREE.
31057 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
31060 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
31062 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
31065 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
31067 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
31070 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
31071 for ms->sysv ABI calls only in 64bit mode.
31073 * config/i386/i386.md (untyped_call): Support 32bit.
31075 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
31077 * doc/extend.texi: Replace x86_65 with x86_64.
31079 2009-03-16 Jakub Jelinek <jakub@redhat.com>
31081 PR tree-optimization/39455
31082 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
31083 mismatches for POINTER_TYPE_P (type).
31084 (number_of_iterations_le): Likewise.
31086 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
31088 * config/picochip/picochip.c: Removed profiling support.
31089 * config/picochip/picochip.md: Removed profiling instruction.
31090 * config/picochip/picochip.h: Removed profiling builtin.
31092 2009-03-16 Joseph Myers <joseph@codesourcery.com>
31094 * doc/install.texi (--with-host-libstdcxx): Document.
31096 2009-03-14 Anatoly Sokolov <aesok@post.ru>
31099 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
31100 generate a warning if the function name does not begin with
31101 "__vector" and the function has either the 'signal' or 'interrupt'
31102 attribute, from here to ...
31103 (avr_declare_function_name): ...here. New function.
31104 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
31105 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
31107 2009-03-14 Jakub Jelinek <jakub@redhat.com>
31110 * cse.c (fold_rtx): Don't modify original const_arg1 when
31111 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
31112 separate variable instead.
31113 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
31114 from out of range shift counts.
31115 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
31117 2009-03-13 Catherine Moore <clm@codesourcery.com>
31119 * config/i386/x-mingw32 (host-mingw32.o): Replace
31120 diagnostic.h with $(DIAGNOSTIC_H).
31122 2009-03-12 Jakub Jelinek <jakub@redhat.com>
31125 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
31127 * config/i386/sync.md (sync_compare_and_swap<mode>,
31128 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
31129 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
31131 (sync_double_compare_and_swapdi_pic,
31132 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
31133 cmpxchg8b_pic_memory_operand instead of just memory_operand.
31135 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
31138 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
31140 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
31143 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
31144 (avx_addsubv4df3): Likewise.
31145 (*avx_addsubv4sf3): Likewise.
31146 (sse3_addsubv4sf3): Likewise.
31148 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
31151 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
31153 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
31156 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
31157 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
31158 registers for allocnos created from user-defined variables.
31160 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
31163 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
31164 of non-integer mode as well.
31166 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
31168 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
31169 for functions for which the parameter types are unknown.
31171 2009-03-11 Jakub Jelinek <jakub@redhat.com>
31174 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
31175 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
31176 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
31177 * config/i386/i386.c (ix86_local_alignment): For
31178 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
31179 long long variables on the stack to avoid dynamic realignment.
31180 Allow the first argument to be a decl rather than type.
31181 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
31183 2009-03-11 Nick Clifton <nickc@redhat.com>
31186 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
31188 Add description to mno-lsim option.
31189 * config/mcore/mcore.h: Remove comment about deprecated m4align
31191 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
31192 * doc/invoke.texi: Add description of mno-lsim and
31193 mstack-increment options.
31195 * config/fr30/fr30.opt: Document the -mno-lsim option.
31196 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
31197 and -mno-lsim options.
31199 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
31201 * fold-const.c (fold_comparison): Only call fold_inf_compare
31202 if the mode supports infinities.
31204 2009-03-11 Jason Merrill <jason@redhat.com>
31207 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
31208 end already did. Notice GIMPLE_CALL modifications of the result.
31209 Don't copy debug information from an ignored decl or a decl from
31212 2009-03-10 Richard Guenther <rguenther@suse.de>
31213 Nathan Froyd <froydnj@codesourcery.com>
31215 PR middle-end/37850
31216 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
31217 (__divMODE3): Likewise.
31219 2009-03-09 Jakub Jelinek <jakub@redhat.com>
31221 PR tree-optimization/39394
31222 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
31223 DECL_SIZE_UNIT of variable length FIELD_DECLs.
31225 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
31227 * recog.c (verfiy_changes): Disallow renaming of hard regs in
31228 inline asms for register asm ("") declarations.
31230 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
31232 * fold-const.c (fold_unary): Fix comment.
31234 2009-03-07 Jan Hubicka <jh@suse.cz>
31237 * tree-inline.c (setup_one_parameter): Do replacement of const
31238 argument by constant in SSA form.
31240 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
31242 PR middle-end/38028
31243 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
31244 determine alignment passed to assign_stack_local.
31245 (assign_parms_unsplit_complex): Likewise.
31246 * except.c (sjlj_build_landing_pads): Likewise.
31248 2009-03-06 Jakub Jelinek <jakub@redhat.com>
31250 PR middle-end/39360
31251 * tree-flow.h (add_referenced_var): Return bool instead of void.
31252 * tree-dfa.c (add_referenced_var): Return result of
31253 referenced_var_check_and_insert call.
31254 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
31255 of referenced_var_check_and_insert.
31258 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
31259 (gen_variable_die): Emit DW_AT_location on abstract static variable's
31260 DIE, don't emit it if abstract origin already has it.
31261 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
31262 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
31264 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
31266 * genpreds.c (needs_variable): Fix parentheses at variable name
31268 (write_tm_constrs_h): Indent generated code.
31270 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
31272 * doc/extend.texi (Function Attributes): Add documentation
31273 for isr attributes.
31275 2009-03-06 Jakub Jelinek <jakub@redhat.com>
31278 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
31279 take locus from its DECL_SOURCE_LOCATION instead of input_location.
31281 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
31283 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
31286 2009-03-05 Jakub Jelinek <jakub@redhat.com>
31289 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
31290 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
31292 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
31294 * config/i386/i386.md (R8_REG, R9_REG): New constants.
31295 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
31296 constants instead of magic numbers.
31297 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
31299 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
31300 (x86_64_ms_abi_int_parameter_registers): Ditto.
31301 (x86_64_int_return_registers): Ditto.
31302 (ix86_maybe_switch_abi): Ditto.
31303 (ix86_expand_call): Ditto for clobbered_registers array.
31304 (ix86_hard_regno_mode_ok): Ditto.
31305 (x86_extended_QIreg_mentioned_p): Ditto.
31307 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
31309 PR tree-optimization/39349
31310 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
31312 * combine.c (gen_lowpart_for_combine): Use omode when generating
31315 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
31317 PR rtl-optimization/39235
31318 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
31320 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
31322 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
31324 2009-03-04 Richard Guenther <rguenther@suse.de>
31326 PR tree-optimization/39362
31327 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
31328 that occur in abnormal PHIs should be varying.
31330 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
31332 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
31334 (simple_iv): Take loop as an argument instead of statement.
31335 * tree-scalar-evolution.h (simple_iv): Declaration changed.
31336 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
31338 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
31340 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
31341 * matrix-reorg.c (analyze_transpose): Ditto.
31342 * tree-data-ref.c (dr_analyze_innermost): Ditto.
31343 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
31344 * tree-predcom.c (ref_at_iteration): Ditto.
31345 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
31347 2009-03-04 Richard Guenther <rguenther@suse.de>
31349 PR tree-optimization/39358
31350 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
31351 escaped_id and callused_id.
31352 (solve_graph): Likewise.
31354 2009-03-04 Richard Guenther <rguenther@suse.de>
31356 PR tree-optimization/39339
31357 * tree-sra.c (try_instantiate_multiple_fields): Make it
31358 no longer ICE on the above.
31360 2009-03-03 Joseph Myers <joseph@codesourcery.com>
31362 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
31363 that fits within Pmode.
31365 2009-03-03 Steve Ellcey <sje@cup.hp.com>
31367 PR middle-end/10109
31368 * tm.texi (LIBCALL_VALUE): Update description.
31370 2009-03-03 Steve Ellcey <sje@cup.hp.com>
31372 PR middle-end/34443
31373 * doc/extend.texi (section): Update description.
31375 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
31377 PR middle-end/39345
31378 * tree-inline.c (remapped_type): New.
31379 (can_be_nonlocal): Call remapped_type instead of remap_type.
31381 2009-03-03 Jakub Jelinek <jakub@redhat.com>
31384 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
31385 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
31387 2009-03-03 Richard Guenther <rguenther@suse.de>
31389 PR middle-end/39272
31390 * tree.c (tree_nonartificial_location): New function.
31391 * tree.h (tree_nonartificial_location): Declare.
31392 * builtins.c (expand_builtin_memory_chk): Provide location
31393 of the call location for artificial function pieces.
31394 (maybe_emit_chk_warning): Likewise.
31395 (maybe_emit_sprintf_chk_warning): Likewise.
31396 (maybe_emit_free_warning): Likewise.
31397 * expr.c (expand_expr_real_1): Likewise.
31399 2009-03-03 Jakub Jelinek <jakub@redhat.com>
31401 PR tree-optimization/39343
31402 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
31403 COMPONENT_REF t has ARRAY_TYPE.
31405 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
31407 PR middle-end/39335
31408 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
31409 when the type precision of the induction variable should be
31410 larger than the type precision of nit.
31411 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
31412 * graphite.c (graphite_loop_normal_form): Same.
31413 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
31415 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
31417 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
31418 (*call_1_rex64_ms_sysv): Use named constants instead of magic
31419 numbers to describe clobbered registers.
31420 (*call_value_0_rex64_ms_sysv): Ditto.
31421 * config/i386/mmx.md (mmx_emms): Ditto.
31422 (mmx_femms): Ditto.
31424 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
31426 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
31429 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
31431 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
31432 (spu_section_type_flags): New function.
31434 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
31436 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
31437 reg_class_contents of FLOAT_REGS into a temporary.
31439 2009-03-02 Richard Guenther <rguenther@suse.de>
31440 Ira Rosen <irar@il.ibm.com>
31442 PR tree-optimization/39318
31443 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
31444 information to the vectorized statement.
31446 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
31448 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
31449 variable. Use defined names instead of magic constants for REX SSE
31452 2009-03-01 Richard Guenther <rguenther@suse.de>
31454 PR tree-optimization/39331
31455 * omp-low.c (lower_send_shared_vars): Do not receive new
31456 values for the reference of DECL_BY_REFERENCE parms or results.
31458 2009-03-01 Jan Hubicka <jh@suse.cz>
31461 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
31462 BLOCK_NONLOCALIZED_VAR): New macros.
31463 (tree_block): Add nonlocalized_vars.
31464 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
31465 gen_decl_die): Add origin argument. Allow generation of die with
31466 origin at hand only.
31467 (gen_member_die, gen_type_die_with_usage, force_decl_die,
31468 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
31470 (gen_block_die): Fix checking for unused blocks.
31471 (process_scope_var): Break out from .... ; work with origins only.
31472 (decls_for_scope) ... here; process nonlocalized list.
31473 (dwarf2out_ignore_block): Look for nonlocalized vars.
31474 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
31476 (dump_scope_block): Dump them.
31477 * tree-inline.c (remap_decls): Handle nonlocalized vars.
31478 (remap_block): Likewise.
31479 (can_be_nonlocal): New predicate.
31480 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
31482 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
31484 * configure: Regenerate.
31486 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
31488 * optc-gen.awk: No need to duplicate option flags twice.
31489 Reuse help texts for duplicate options which do not have any.
31491 * gcc.c (display_help): Document --version.
31493 * gcc.c (main): If print_help_list and verbose_flag, ensure
31494 driver output comes before subprocess output.
31496 * optc-gen.awk: Assign all remaining fields to help string,
31497 space-separated, for multi-line help in *.opt.
31499 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
31500 -Wno-pedantic-ms-format is for MinGW targets only.
31502 * doc/options.texi (Option file format): Fix bad indentation,
31503 restoring dropped sentence.
31505 2009-02-28 Jan Hubicka <jh@suse.cz>
31507 * tree-inline.c (tree_function_versioning): Output debug info.
31509 2009-02-28 Jan Hubicka <jh@suse.cz>
31512 * tree-inline.c (setup_one_parameter): Do not copy propagate
31513 arguments when not optimizing.
31515 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
31518 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
31519 (avx_addsubv4df3): Likewise.
31520 (*avx_addsubv4sf3): Likewise.
31521 (sse3_addsubv4sf3): Likewise.
31522 (*avx_addsubv2df3): Likewise.
31523 (sse3_addsubv2df3): Likewise.
31524 (avx_unpckhps256): Correct item selectors.
31525 (avx_unpcklps256): Likewise.
31526 (avx_unpckhpd256): Likewise.
31527 (avx_unpcklpd256): Likewise.
31529 2009-02-28 Jan Hubicka <jh@suse.cz>
31531 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
31533 (copy_arguments_for_versioning): If var is declared don't declare it.
31534 (tree_function_versioning): First setup substitutions and then copy
31537 2009-02-27 Jan Hubicka <jh@suse.cz>
31540 * cgraph.h (varpool_output_debug_info): Remove.
31541 * cgraphunit.c (varpool_output_debug_info): Remove.
31542 * dwarf2out.c (deferred_locations_struct): New struct
31543 (deferred_locations): New type.
31544 (deferred_locations_list): New static var.
31545 (deffer_location): New function.
31546 (gen_variable_die): Use it.
31547 (decls_for_scope): Output info on local static vars.
31548 (dwarf2out_finish): Process deferred locations.
31549 * varpool.c (varpool_output_debug_info): Remove.
31551 2009-02-27 Jan Hubicka <jh@suse.cz>
31554 * tree.h (TREE_PROTECTED): Fix comment.
31555 (BLOCK_HANDLER_BLOCK): Remove.
31556 (struct tree_block): Remove handler_block add body_block.
31557 (inlined_function_outer_scope_p): New.
31558 (is_body_block): Remove.
31559 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
31560 * dwarf2out.c (is_inlined_entry_point): Remove.
31561 (add_high_low_attributes): Use inlined_function_outer_scope_p.
31562 (gen_block_die): Use is_inlined_entry_point check. Remove body block
31564 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
31565 * gimplify.c (gimplify_expr): Gimplify body blocks.
31566 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
31567 block with multiple subblocks.
31568 (dump_scope_block): Prettier output; dump more flags and info.
31569 (dump_scope_blocks): New.
31570 (remove_unused_locals): Use dump_scope_blocks.
31571 * tree-flow.h (dump_scope_blocks): Declare.
31572 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
31573 * stmt.c (is_body_block): Remove.
31574 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
31575 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
31577 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
31579 PR middle-end/39308
31580 * graphite.c (graphite_loop_normal_form): Do not call
31581 number_of_iterations_exit from a gcc_assert.
31583 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
31585 * config/s390/s390.c (s390_swap_cmp): Look for conditional
31586 jumps if COND is NULL.
31587 (find_cond_jump): New function.
31588 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
31589 * config/s390/s390.md: Remove z10_cobra attribute value.
31591 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
31593 * config/alpha/alpha.h (alpha_expand_mov): Return false if
31594 force_const_mem returns NULL_RTX.
31596 2009-02-26 Jan Hubicka <jh@suse.cz>
31599 * cgraph.h (varpool_output_debug_info): Remove.
31600 * cgraphunit.c (varpool_output_debug_info): Remove.
31601 * dwarf2out.c (deferred_locations_struct): New struct
31602 (deferred_locations): New type.
31603 (deferred_locations_list): New static var.
31604 (deffer_location): New function.
31605 (gen_variable_die): Use it.
31606 (decls_for_scope): Output info on local static vars.
31607 (dwarf2out_finish): Process deferred locations.
31608 * varpool.c (varpool_output_debug_info): Remove.
31610 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
31612 PR rtl-optimization/39241
31613 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
31614 to subreg_offset_representable_p.
31616 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
31618 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
31619 execute function prototype. Get f and nregs from max_reg_num
31620 and get_insns. Remove the first backward pass as it's dead,
31621 guard the forward pass by flag_expensive_optimizations.
31622 (rest_of_handle_regmove): Delete.
31623 (pass_regmove): Replace it with regmove_optimize.
31625 2009-02-25 Martin Jambor <mjambor@suse.cz>
31627 PR tree-optimization/39259
31628 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
31629 calls_alloca function flags.
31630 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
31631 calls are detected.
31633 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
31635 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
31636 flags_set_1_rtx, flags_set_1_set): Delete.
31637 (regmove_optimize): Do not call mark_flags_life_zones.
31639 2009-02-24 Julian Brown <julian@codesourcery.com>
31642 * config/arm/arm.c (require_pic_register): Only set
31643 cfun->machine->pic_reg once per function.
31645 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
31647 * doc/invoke.texi (Link Options): Document an easier way to pass
31648 options that take arguments to the GNU linker using -Xlinker and -Wl.
31650 2009-02-24 Steve Ellcey <sje@cup.hp.com>
31653 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
31655 2009-02-24 Richard Guenther <rguenther@suse.de>
31658 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
31660 2009-02-24 Richard Guenther <rguenther@suse.de>
31661 Zdenek Dvorak <ook@ucw.cz>
31663 PR tree-optimization/39233
31664 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
31665 from converting them to a generic type.
31667 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
31669 PR tree-optimization/39260
31670 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
31671 contains a condition with a real type.
31672 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
31674 2009-02-23 Jason Merrill <jason@redhat.com>
31677 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
31678 narrowing_initializer_constant_valid_p.
31679 (narrowing_initializer_constant_valid_p): Don't return
31680 null_pointer_node for adding a pointer to itself.
31682 2009-02-23 Jan Hubicka <jh@suse.cz>
31685 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
31688 2009-02-23 Jan Hubicka <jh@suse.cz>
31690 PR tree-optimization/37709
31691 * tree.c (block_ultimate_origin): Move here from dwarf2out.
31692 * tree.h (block_ultimate_origin): Declare.
31693 * dwarf2out.c (block_ultimate_origin): Move to tree.c
31694 * tree-ssa-live.c (remove_unused_scope_block_p):
31695 Eliminate blocks containig no instructions nor live variables nor
31697 (dump_scope_block): New function.
31698 (remove_unused_locals): Enable removal of dead blocks by default;
31699 enable dumping at TDF_DETAILS.
31701 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
31703 * config/i386/i386.c (classify_argument): Don't allow COImode
31705 (function_arg_advance_32): Don't allow OImode.
31706 (function_arg_32): Likewise.
31707 (function_value_32): Likewise.
31708 (return_in_memory_32): Likewise.
31709 (function_arg_64): Remove OImode comment.
31711 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
31714 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
31715 ix86_expand_vector_set for V4DImode in 64bit mode only.
31716 (ix86_expand_vector_init_one_var): Likewise.
31718 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
31720 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
31722 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
31725 * loop-iv.c: Revert last change.
31726 * emit-rtl.c: Likewise.
31728 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
31731 * config/i386/i386.c (type_natural_mode): Remove an extra
31732 space in the warning message.
31733 (function_value_32): Handle 32-byte vector modes.
31734 (return_in_memory_32): Likewise.
31736 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
31738 * loop-iv.c (truncate_value): New function.
31739 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
31741 (lowpart_subreg): Move to...
31742 * emit-rtl.c: ...here.
31744 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
31746 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
31747 accidental and undocumented change at revision 140860.
31749 2009-02-21 Joseph Myers <joseph@codesourcery.com>
31751 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
31752 take gimple_seq * arguments.
31753 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
31754 types_compatible_p langhook.
31756 2009-02-20 Mark Mitchell <mark@codesourcery.com>
31757 Joseph Myers <joseph@codesourcery.com>
31759 * config/arm/arm.c (arm_builtin_va_list): New function.
31760 (arm_expand_builtin_va_start): Likewise.
31761 (arm_gimplify_va_arg_expr): Likewise.
31762 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
31763 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
31764 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
31765 (va_list_type): New variable.
31766 (arm_mangle_type): Mangle va_list_type appropriately.
31768 2009-02-20 Jakub Jelinek <jakub@redhat.com>
31770 PR middle-end/39157
31771 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
31772 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
31773 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
31774 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
31775 parameter to 1000 for -O1 by default.
31776 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
31778 * loop-invariant.c: Include params.h.
31779 (move_loop_invariants): Don't call move_single_loop_invariants on
31782 2009-02-20 Jaka Mocnik <jaka@xlab.si>
31784 * calls.c (emit_library_call_value_1): Use slot_offset instead of
31785 offset when calculating bounds for indexing stack_usage_map. Fixes
31786 a buffer overflow with certain target setups.
31788 2009-02-20 Jakub Jelinek <jakub@redhat.com>
31791 * calls.c (expand_call): Clear try_tail_call if caller and callee
31792 disagree in promotion of function return value.
31794 2009-02-19 Jakub Jelinek <jakub@redhat.com>
31797 * c-common.c (c_determine_visibility): If visibility changed and
31798 DECL_RTL has been already set, call make_decl_rtl to update symbol
31801 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
31804 * varasm.c (assemble_variable): Don't check DECL_NAME when
31805 globalizing a variable.
31807 2009-02-19 Joseph Myers <joseph@codesourcery.com>
31810 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
31811 expression before any __builtin_trap call.
31812 * c-typeck.c (build_function_call): Convert and check function
31813 arguments before generating a call to a trap. Evaluate the
31814 function arguments before the trap.
31816 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
31819 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
31820 (UNSPEC_FXAM_MEM): New unspec.
31821 (fxam<mode>2_i387_with_temp): New insn and split pattern.
31822 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
31823 memory using fxam<mode>2_i387_with_temp to remove excess precision.
31825 2009-02-19 Richard Guenther <rguenther@suse.de>
31827 PR tree-optimization/39207
31828 PR tree-optimization/39074
31829 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
31830 storedanything_tree): New.
31831 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
31832 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
31833 (build_succ_graph): Add edges from STOREDANYTHING to all
31835 (init_base_vars): Initialize STOREDANYTHING.
31836 (compute_points_to_sets): Free substitution info after
31837 building the succ graph.
31838 (ipa_pta_execute): Likewise.
31840 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
31842 (do_ds_constraint): Do not add to special var or non-pointer
31844 (type_could_have_pointers): Split out from ...
31845 (could_have_pointers): ... here. For arrays use the element type.
31846 (create_variable_info_for): Initialize may_have_pointers.
31847 (new_var_info): Likewise.
31848 (handle_lhs_call): Make the HEAP variable unknown-sized.
31849 (intra_create_variable_infos): Use a type with pointers for
31850 PARM_NOALIAS, make it unknown-sized.
31852 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
31855 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
31857 2009-02-18 Jason Merrill <jason@redhat.com>
31860 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
31861 value if DECL_EXTERNAL.
31862 * tree-sra.c (sra_walk_gimple_assign): Likewise.
31863 * target.h (gcc_target::binds_local_p): Clarify "module".
31864 * tree.h (TREE_PUBLIC): Clarify "module".
31866 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
31869 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
31870 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
31872 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
31875 * c.opt (Wabi): Support C and ObjC.
31878 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
31880 * config/i386/i386.c (classify_argument): Warn once about the ABI
31881 change when passing union with long double.
31883 * doc/invoke.texi: Update -Wabi for warning psABI changes.
31885 2009-02-18 Joseph Myers <joseph@codesourcery.com>
31888 * c-parser.c (c_parser_compound_statement): Always enter and leave
31891 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
31894 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
31896 2009-02-18 Jakub Jelinek <jakub@redhat.com>
31898 PR tree-optimization/36922
31899 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
31900 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
31903 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
31905 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
31908 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
31910 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
31912 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
31914 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
31917 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
31918 Richard Sandiford <rdsandiford@googlemail.com>
31920 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
31921 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
31922 (loongson_biadd): ...this.
31924 2009-02-17 Richard Guenther <rguenther@suse.de>
31926 PR tree-optimization/39202
31927 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
31928 a var make sure to follow existing collapses.
31930 2009-02-17 Richard Guenther <rguenther@suse.de>
31932 PR middle-end/39214
31933 * langhooks.c (lhd_print_error_function): Check for NULL block.
31935 2009-02-17 Richard Guenther <rguenther@suse.de>
31937 PR tree-optimization/39204
31938 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
31941 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
31943 * config/soft-fp/double.h: Update from glibc CVS.
31945 2009-02-17 Richard Guenther <rguenther@suse.de>
31947 PR tree-optimization/39207
31948 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
31949 strict-aliasing warnings for pointers pointing to NULL.
31951 2009-02-16 Joseph Myers <joseph@codesourcery.com>
31954 * c-parser.c (c_parser_braced_init): Call pop_init_level when
31955 skipping until next close brace.
31957 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
31960 * config/i386/i386.c (ix86_expand_push): Set memory alignment
31961 to function argument boundary.
31963 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
31965 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
31966 in the lea_add. Reload eventually constraints it properly.
31967 * config/picochip/constraints.md: Remove the target constraint
31968 "b", since it is not needed anymore.
31970 2009-02-16 Jakub Jelinek <jakub@redhat.com>
31972 * gthr-dce.h: Uglify function parameter and local variable names.
31973 * gthr-gnat.h: Likewise.
31974 * gthr-mipssde.h: Likewise.
31975 * gthr-nks.h: Likewise.
31976 * gthr-posix95.h: Likewise.
31977 * gthr-posix.h: Likewise.
31978 * gthr-rtems.h: Likewise.
31979 * gthr-single.h: Likewise.
31980 * gthr-solaris.h: Likewise.
31981 * gthr-tpf.h: Likewise.
31982 * gthr-vxworks.h: Likewise.
31983 * gthr-win32.h: Likewise.
31985 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
31988 * config/i386/i386.md: Restrict the new peephole2 to move
31989 between MMX/SSE registers.
31991 2009-02-15 Richard Guenther <rguenther@suse.de>
31994 2009-02-13 Richard Guenther <rguenther@suse.de>
31996 * configure.ac: Enable LFS.
31997 * configure: Re-generate.
31998 * config.in: Likewise.
32000 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
32002 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
32003 spu_srqwbyte, spu_srqwbytebc): Define.
32004 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
32005 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
32006 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
32007 "shrqby_<mode>"): New insn-and-split patterns.
32008 * config/spu/spu.c (expand_builtin_args): Determine and return
32009 number of operands using spu_builtin_description data.
32010 (spu_expand_builtin_1): Use it.
32012 2009-02-13 Steve Ellcey <sje@cup.hp.com>
32015 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
32018 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
32021 * config/i386/i386.c (override_options): Correct warning
32022 messages for -malign-loops, -malign-jumps and -malign-functions.
32024 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
32027 * config/i386/i386.md: Restrict the new peephole2 to move
32028 between the general purpose registers.
32030 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
32033 * config/i386/i386.c (type_natural_mode): Add a new argument.
32034 Return the original mode and warn ABI change if vector size is 32byte.
32035 (function_arg_advance): Updated.
32036 (function_arg): Likewise.
32037 (ix86_function_value): Likewise.
32038 (ix86_return_in_memory): Likewise.
32039 (ix86_sol10_return_in_memory): Likewise.
32040 (ix86_gimplify_va_arg): Likewise.
32041 (function_arg_32): Don't warn ABX ABI change here.
32042 (function_arg_64): Likewise.
32044 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
32046 * loop-iv.c (implies_p): In the final case, test that operands 0
32047 of the two comparisons match.
32049 * config/bfin/bfin.c (find_prev_insn_start): New function.
32050 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
32051 (find_next_insn_start): Move.
32053 2009-02-13 Richard Guenther <rguenther@suse.de>
32055 * configure.ac: Enable LFS.
32056 * configure: Re-generate.
32057 * config.in: Likewise.
32059 2009-02-13 Joseph Myers <joseph@codesourcery.com>
32062 * c-parser.c (c_parser_parms_list_declarator): Discard pending
32063 sizes on syntax error after some arguments have been parsed.
32065 2009-02-12 Jakub Jelinek <jakub@redhat.com>
32067 * doc/invoke.texi (-fira): Remove.
32069 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
32071 * caller-save.c: Replace regclass.c with reginfo.c in comments.
32072 * recog.c: Likewise.
32075 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
32077 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
32078 (umul_ppmm): Likewise.
32079 (count_leading_zeros): Likewise.
32080 (count_trailing_zeros): Likewise.
32081 (UMUL_TIME): Likewise.
32083 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
32085 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
32086 soft-fp/t-softfp to tmake_file.
32088 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
32089 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
32090 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
32091 IA64_BUILTIN_INFQ]: New.
32092 (ia64_init_builtins): Initialize __builtin_infq,
32093 __builtin_fabsq and __builtin_copysignq if not HPUX.
32094 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
32095 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
32097 * config/ia64/lib1funcs.asm (__divtf3): Define only if
32099 (__fixtfti): Likewise.
32100 (__fixunstfti): Likewise.
32101 (__floattitf): Likewise.
32103 * config/ia64/libgcc-glibc.ver: New.
32104 * config/ia64/t-fprules-softfp: Likewise.
32105 * config/ia64/sfp-machine.h: Likewise.
32107 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
32108 (LIBGCC2_TF_CEXT): Likewise.
32109 (TF_SIZE): Likewise.
32110 (TARGET_INIT_LIBFUNCS): Likewise.
32112 * config/ia64/t-glibc (SHLINB_MAPFILES):
32113 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
32115 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
32117 * config/i386/i386.c (construct_container): Rewrite processing
32118 BLKmode with X86_64_SSE_CLASS.
32120 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
32123 * config/i386/i386.md: Replace simplify_replace_rtx with
32124 replace_rtx in the new peephole2.
32126 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
32128 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
32129 loop unrolling do not happen at -O2.
32131 2009-02-12 Michael Matz <matz@suse.de>
32133 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
32135 2009-02-12 Jakub Jelinek <jakub@redhat.com>
32137 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
32140 2009-02-12 Ben Elliston <bje@au.ibm.com>
32142 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
32143 patterns when updating the back chain. Missed in the 2009-02-10
32146 2009-02-11 Janis Johnson <janis187@us.ibm.com>
32148 * doc/extend.texi (Decimal Floating Types): Update identifier of
32149 draft TR and list of missing support.
32151 2009-02-11 Jakub Jelinek <jakub@redhat.com>
32153 PR middle-end/39154
32154 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
32155 bit to variable length decl's flags, add it also to its
32156 pointer replacement variable.
32158 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
32159 Jakub Jelinek <jakub@redhat.com>
32162 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
32163 (memory_blockage): New expander.
32164 (*memory_blockage): New insn pattern.
32165 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
32166 instead of general blockage at the end of function prologue when
32167 frame pointer is used to access red zone area. Do not emit blockage
32168 when profiling, it is emitted in generic code.
32169 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
32170 function epilogue when frame pointer is used to access red zone area.
32172 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
32175 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
32176 by arithmetic with memory operands.
32177 * config/i386/predicates.md (commutative_operator): New.
32179 2009-02-10 Janis Johnson <janis187@us.ibm.com>
32181 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
32184 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
32186 * alias.h (record_alias_subset): Declare.
32187 * alias.c (record_alias_subset): Make global.
32189 2009-02-10 Nick Clifton <nickc@redhat.com>
32191 * tree-parloops.c: Change license to GPLv3.
32192 * ipa-struct-reorg.c: Change license to GPLv3.
32193 * ipa-struct-reorg.h: Change license to GPLv3.
32195 2009-02-10 Steve Ellcey <sje@cup.hp.com>
32198 * c-decl.c (start_struct): Return NULL on error.
32200 2009-02-10 Jakub Jelinek <jakub@redhat.com>
32202 PR middle-end/39124
32203 * cfgloopmanip.c (remove_path): Call remove_bbs after
32204 cancel_loop_tree, not before it.
32207 * function.h (struct function): Add has_local_explicit_reg_vars bit.
32208 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
32209 VAR_DECLs were seen.
32210 * tree-ssa-live.c (remove_unused_locals): Recompute
32211 cfun->has_local_explicit_reg_vars.
32212 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
32213 copies or clearings if cfun->has_local_explicit_reg_vars.
32215 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
32218 * config/i386/i386.c (expand_prologue): Emit blockage at the end
32219 of function prologue when frame pointer is used to access
32222 2009-02-10 Richard Guenther <rguenther@suse.de>
32224 PR middle-end/39127
32225 * gimplify.c (gimple_regimplify_operands): Always look if
32226 we need to create a temporary.
32228 2009-02-10 Richard Guenther <rguenther@suse.de>
32230 PR tree-optimization/39132
32231 * tree-loop-distribution.c (todo): New global var.
32232 (generate_memset_zero): Trigger TODO_rebuild_alias.
32233 (tree_loop_distribution): Return todo.
32235 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
32238 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
32239 (x86_64_reg_class_name): Removed.
32240 (classify_argument): Return 0 if bytes > 32. Return 0 if the
32241 first one isn't X86_64_SSE_CLASS or any other ones aren't
32242 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
32243 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
32244 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
32245 and 3 X86_64_SSEUP_CLASS.
32246 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
32247 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
32249 2009-02-10 Ben Elliston <bje@au.ibm.com>
32251 * config/rs6000/rs6000.md (allocate_stack): Always use an update
32252 form instruction to update the stack back chain word, even if the
32253 user has disabled the generation of update instructions.
32254 (movdi_<mode>_update_stack): New.
32255 (movsi_update_stack): Likewise.
32256 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
32257 always use an update form instruction to update the stack back
32260 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
32262 PR middle-end/38953
32263 * graphite.c (if_region_set_false_region): After moving a region in
32264 the false branch of a condition, remove the empty dummy basic block.
32265 (gloog): Remove wrong fix for PR38953.
32267 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
32269 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
32270 generation due to implicit sign extension.
32272 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
32274 PR middle-end/38981
32275 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
32276 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
32278 2009-02-09 Richard Guenther <rguenther@suse.de>
32280 PR middle-end/35202
32281 * convert.c (convert_to_real): Disable (float)fn((double)x)
32282 to fnf(x) conversion if errno differences may occur and
32283 -fmath-errno is set.
32285 2009-02-07 Anatoly Sokolov <aesok@post.ru>
32287 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
32288 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
32289 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
32291 2009-02-06 Joseph Myers <joseph@codesourcery.com>
32294 * c-common.c (handle_alias_attribute): Disallow attribute for
32295 anything not a FUNCTION_DECL or VAR_DECL.
32297 2009-02-06 Janis Johnson <janis187@us.ibm.com>
32300 * real.c (do_compare): Special-case compare of zero against
32301 decimal float value.
32303 2009-02-06 Joseph Myers <joseph@codesourcery.com>
32306 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
32307 as indicating flexible array members unless the field itself is
32308 being declarared as the incomplete array.
32310 2009-02-06 Jan Hubicka <jh@suse.cz>
32312 PR tree-optimization/38844
32313 * ipa-inline.c (try_inline): Stop inlining recursion when edge
32314 is already inlined.
32316 2009-02-06 Richard Guenther <rguenther@suse.de>
32318 PR middle-end/38977
32319 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
32320 fork because we may expand it as __gcov_fork.
32322 2009-02-06 Nick Clifton <nickc@redhat.com>
32324 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
32326 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
32328 PR tree-optimization/35659
32329 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
32330 vn_phi_eq): Shortcut if hashcode does not match.
32331 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
32333 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
32334 and avoid iterative_hash_expr.
32335 (FOR_EACH_VALUE_ID_IN_SET): New.
32336 (value_id_compare): Remove.
32337 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
32338 sort expressions by value id.
32340 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
32343 * config/sh/predicates.md (general_movsrc_operand): Don't check
32344 the subreg of system registers here.
32346 2009-02-05 Jakub Jelinek <jakub@redhat.com>
32349 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
32350 on the copied decl.
32352 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
32354 PR rtl-optimization/39110
32355 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
32356 addresses, not aligned ones.
32358 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
32359 Richard Guenther <rguenther@suse.de>
32361 PR tree-optimization/39100
32362 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
32363 comment says and add edges.
32365 2009-02-05 Joseph Myers <joseph@codesourcery.com>
32368 * c-common.c (handle_tls_model_attribute): Ignore attribute for
32369 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
32371 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
32373 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
32374 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
32375 register_bb_in_sese, new_sese, free_sese): Moved.
32376 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
32377 outermost_loop_in_scop, build_scop_iteration_domain,
32378 expand_scalar_variables_ssa_name, get_vdef_before_scop,
32379 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
32380 Use loop_in_sese_p instead of loop_in_scop_p.
32381 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
32382 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
32383 (scopdet_basic_block_info): Fix bug in scop detection.
32384 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
32385 eq_loop_to_cloog_loop): Remove.
32386 (nb_loops_around_loop_in_scop, nb_loop
32387 ref_nb_loops): Moved here...
32388 * graphite.h (ref_nb_loops): ... from here.
32389 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
32390 (loop_domain_dim, loop_iteration_vector_dim): Remove.
32391 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
32393 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
32394 Hans-Peter Nilsson <hp@axis.com>
32396 PR rtl-optimization/37889
32397 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
32398 Move offset handling from PLUS to before the switch. Use new
32399 arguments when considering SYMBOL_REFs too.
32400 (rtx_addr_can_trap_p): Pass dummy offset and size.
32401 (enum may_trap_p_flags): Remove.
32402 (may_trap_p_1): Pass size from MEM_SIZE.
32404 PR rtl-optimization/38921
32405 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
32406 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
32407 * rtlanal.c (may_trap_after_code_motion_p): Delete.
32408 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
32410 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
32412 AVX Programming Reference (January, 2009)
32413 * config/i386/sse.md (*vpclmulqdq): New.
32415 2009-02-04 Jakub Jelinek <jakub@redhat.com>
32417 PR tree-optimization/38977
32418 PR gcov-profile/38292
32419 * calls.c (special_function_p): Disregard __builtin_ prefix.
32421 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
32423 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
32424 non-indexable addresses even before reload.
32426 2009-02-03 Joseph Myers <joseph@codesourcery.com>
32429 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
32430 as having variable size. Do not give an error for unnamed
32431 parameters with [*] declarators. Give a warning for type names
32432 with [*] declarators and mark them as variable size.
32433 * c-parser.c (c_parser_sizeof_expression): Do not give an error
32434 for sizeof applied to [*] type names.
32436 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
32439 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
32441 2009-02-03 Jakub Jelinek <jakub@redhat.com>
32443 * gcc.c (process_command): Update copyright notice dates.
32444 * gcov.c (print_version): Likewise.
32445 * gcov-dump.c (print_version): Likewise.
32446 * mips-tfile.c (main): Likewise.
32447 * mips-tdump.c (main): Likewise.
32449 2009-02-03 Joseph Myers <joseph@codesourcery.com>
32452 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
32453 for composite type involving a zero-length array type.
32455 2009-02-03 Jakub Jelinek <jakub@redhat.com>
32458 * function.c (match_asm_constraints_1): Skip over
32459 initial optional % in the constraint.
32461 PR inline-asm/39059
32462 * c-parser.c (c_parser_postfix_expression): If fixed point is not
32463 supported, don't accept FIXED_CSTs.
32464 * c-decl.c (finish_declspecs): Error if fixed point is not supported
32465 and _Sat is used without _Fract/_Accum. Set specs->type to
32466 integer_type_node for cts_fract/cts_accum if fixed point is not
32469 2009-02-02 Catherine Moore <clm@codesourcery.com>
32471 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
32473 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
32475 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
32476 (ABI_HAS_64BIT_SYMBOLS): Use it.
32477 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
32479 2009-02-02 Paul Brook <paul@codesourcery.com>
32481 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
32483 2009-02-02 Jakub Jelinek <jakub@redhat.com>
32485 PR inline-asm/39058
32486 * recog.h (asm_operand_ok): Add constraints argument.
32487 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
32488 recurse on matching constraint.
32489 (check_asm_operands): Pass constraints as 3rd argument to
32490 asm_operand_ok. Don't look up matching constraint here.
32491 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
32494 2009-02-02 Ben Elliston <bje@au.ibm.com>
32496 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
32497 TARGET_NARROW_VOLATILE_BITFIELD macro names.
32499 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
32501 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
32502 information. Remove some obsolete information. Reorganize.
32504 * config/pa/fptr.c: Revert license to GPL 2.
32505 * config/pa/milli64.S: Likewise.
32507 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
32510 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
32511 LIBRARY name in, instead of hard-coding it.
32512 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
32513 extra target make frag to tmake_files according to EH model.
32514 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
32515 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
32516 frags that define makefile variable EH_MODEL appropriately.
32517 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
32518 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
32519 to "-sjlj" according to type of EH configured.
32520 (LIBGCC_SONAME): Concatenate it to shared library base name.
32521 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
32522 to "_sjlj" according to type of EH configured.
32523 (LIBGCC_SONAME): Concatenate it to shared library base name.
32524 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
32525 (SHLIB_LINK): Add missing semicolon to if-else construct.
32526 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
32527 string value of "pe_dll" command-line option.
32528 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
32529 (SHLIB_SONAME): Use it when overriding t-cygming default.
32530 (SHLIB_IMPLIB): Override t-cygming default.
32531 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
32532 string value of "pe_dll" command-line option.
32534 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
32537 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
32538 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
32540 2009-01-31 Richard Guenther <rguenther@suse.de>
32542 PR tree-optimization/38937
32543 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
32544 computing the transitive closure.
32546 2009-01-30 Richard Guenther <rguenther@suse.de>
32548 PR tree-optimization/39041
32549 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
32550 Propagate variable indices only if the types match for this stmt.
32552 2009-01-30 Jakub Jelinek <jakub@redhat.com>
32555 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
32556 inline but never defined.
32558 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
32560 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
32561 (*insv_h_di_reg_extimm): New insn.
32562 (*insv_l<mode>_reg_extimm): New insn.
32564 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
32566 * config/picochip/picochip.c (flag_conserve_stack): set
32567 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
32568 fconserve-stack. Reduce call-overhead used by inliner.
32570 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
32573 * common.opt (flag_conserve_stack): Initialised to zero.
32575 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
32578 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
32579 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
32582 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
32584 * ira-color.c (allocno_reload_assign): Update comments.
32585 * regmove.c (regmove_optimize): Likewise.
32589 2009-01-29 Robert Millan <rmh@aybabtu.com>
32591 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
32592 * config/i386/kopensolaris-gnu.h: New file. Undefine
32593 `MD_UNWIND_SUPPORT'.
32594 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
32596 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
32598 PR tree-optimization/39007
32599 * tree-loop-distribution.c (generate_builtin): Use
32600 recompute_dominator to compute the immediate dominator of the
32601 basic block just after the loop.
32603 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
32605 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
32606 (ASM_OUTPUT_DWARF_PCREL): Define.
32608 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
32610 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
32611 * doc/passes.texi: Remove entries about regclass, local-alloc, and
32612 global. Modify entries about regmove and IRA.
32614 * ra-conflict.c: Remove the file.
32616 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
32618 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
32619 (pass_regclass_init): Rename to pass_reginfo_init.
32621 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
32623 * toplev.h (flag_ira): Remove.
32625 * caller-save.c (setup_save_areas): Remove flag_ira.
32627 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
32629 * global.c: Remove the file.
32631 * opts.c (decode_options): Remove flag_ira.
32633 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
32635 * regmove.c: Modify file description.
32636 (find_use_as_address, try_auto_increment): Define them only if
32637 AUTO_INC_DEC is defined.
32638 (replacement_quality, replace_in_call_usage, fixup_match_1,
32639 stable_and_no_regs_but_for_p): Remove.
32640 (reg_set_in_bb): Make it static.
32641 (regmove_optimize): Remove flag_ira and code which worked for
32644 * local-alloc.c: Remove the file.
32646 * common.opt (fira): Remove.
32648 * ira.c: Include except.h.
32649 (eliminable_regset): Move from global.c.
32650 (mark_elimination): Ditto. Remove flag_ira.
32651 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
32652 equiv_mem_modified, validate_equiv_mem_from_store,
32653 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
32654 contains_replace_regs, memref_referenced_p, memref_used_between_p,
32655 no_equiv, recorded_label_ref): Move from local-alloc.c.
32656 (update_equiv_regs): Ditto. Make it static.
32657 (print_insn_chain, print_insn_chains): Move it from global.c.
32658 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
32659 (build_insn_chain): Ditto. Make it static.
32660 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
32661 Rename to init_live_subregs.
32662 (gate_ira): Remove flag_ira.
32664 * regclass.c: Rename reginfo.c. Change file description.
32665 (FORBIDDEN_INC_DEC_CLASSES): Remove.
32666 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
32667 (init_reg_sets_1): Remove code for evaluation of
32668 reg_class_superclasses and losing_caller_save_reg_set.
32669 (init_regs): Remove init_reg_autoinc.
32670 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
32671 ok_for_base_p_nonstrict): Remove.
32672 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
32673 (pass_regclass_init): Rename to pass_reginfo_init. Modify
32674 corresponding entries.
32675 (dump_regclass, record_operand_costs, scan_one_insn,
32676 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
32677 record_address_regs, auto_inc_dec_reg_p): Remove.
32678 (gt-regclass.h): Rename to gt-reginfo.h.
32680 * rtl.h (dump_global_regs, retry_global_alloc,
32681 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
32683 * Makefile.in (RA_H): Remove.
32684 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
32685 Rename regclass.o to reginfo.o.
32686 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
32688 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
32689 (GTFILES): Rename regclass.c to reginfo.c.
32691 * passes.c (init_optimization_passes): Remove pass_local_alloc and
32692 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
32694 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
32695 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
32697 (finish_spills): Ditto. Remove code for !flag_ira.
32699 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
32701 PR middle-end/35854
32702 * doc/invoke.texi (rtl debug options): Complete rewrite.
32703 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
32705 * mode-switching.c (pass_mode_switching): Rename pass from
32706 "mode-sw" to "mode_sw".
32707 * except.c (pass_convert_to_eh_ranges): Rename pass from
32708 "eh-ranges" to "eh_ranges".
32709 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
32713 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
32714 Alexander Monakov <amonakov@ispras.ru>
32716 PR middle-end/38857
32717 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
32719 (move_exprs_to_boundary): Change return type and pass through
32720 should_move from move_op. Relax assert. Update usage ...
32721 (schedule_expr_on_boundary): ... here. Use should_move instead of
32723 (move_op_orig_expr_found): Indicate that insn was disconnected from
32725 (code_motion_process_successors): Do not call after_merge_succs
32726 callback if original expression was not found when traversing any of
32728 (code_motion_path_driver): Change return type. Update prototype.
32729 (move_op): Update comment. Add a new parameter (should_move). Update
32730 prototype. Set *should_move based on indication provided by
32731 move_op_orig_expr_found.
32733 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
32735 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
32736 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
32737 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
32738 * config/rs6000/rs6000.c (rs6000_override_options): Default
32739 avoid-indexed-addresses on for Power6, off for everything else.
32740 (avoiding_indexed_address_p): New function.
32741 (rs6000_legitimize_address): Use it.
32742 (rs6000_legitimate_address): Likewise.
32743 * config/rs6000/rs6000.md (movXX_updateX): Likewise
32745 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
32747 PR tree-optimization/38997
32748 * tree-loop-distribution.c (generate_memset_zero): Use
32749 POINTER_PLUS_EXPR for a pointer addition.
32751 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
32753 * config/s390/s390.md (bswap<mode>2): New pattern added.
32755 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
32757 * config/s390/s390.md (*tls_load_31): Added type attribute.
32759 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
32761 * config/s390/s390.md: Fix a few comments.
32763 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
32765 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
32766 (*tm<mode>_full): Fixed z10prop attribute.
32767 (*tst<mode>_extimm): Fixed z10prop attribute.
32768 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
32769 (*tstqiCCT_cconly): Fixed z10prop attribute.
32770 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
32771 (*movsi_larl): Fixed z10prop attribute.
32772 (*movsi_zarch): Fixed z10prop attribute.
32773 (*movsi_eas): Fixed z10prop attribute.
32774 (*movhi): Fixed z10prop attribute.
32775 (*movqi): Fixed z10prop attribute.
32776 (*movstrictqi): Fixed z10prop attribute.
32777 (*mov<mode>): Fixed z10prop attribute.
32778 (*movcc): Fixed z10prop attribute.
32779 (*sethighpartdi_64): Fixed z10prop attribute.
32780 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
32781 (*negdi2_sign_cc): Fixed z10prop attribute.
32782 (*negdi2_sign): Fixed z10prop attribute.
32783 (*absdi2_sign_cc): Fixed z10prop attribute.
32784 (*absdi2_sign): Fixed z10prop attribute.
32785 (*negabsdi2_sign_cc): Fixed z10prop attribute.
32786 (*negabsdi2_sign): Fixed z10prop attribute.
32787 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
32788 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
32789 (doloop_si64): Fixed z10prop attribute.
32790 (doloop_si31): Fixed z10prop attribute.
32791 (doloop_long): Fixed z10prop attribute.
32792 (indirect_jump): Fixed z10prop attribute.
32793 (nop): Fixed z10prop attribute.
32794 (main_base_64): Fixed z10prop attribute.
32795 (reload_base_64): Fixed z10prop attribute.
32797 2009-01-28 Jakub Jelinek <jakub@redhat.com>
32799 PR rtl-optimization/38740
32800 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
32802 * config/mips/mips.c (mips_reorg): Likewise.
32804 2009-01-28 Richard Guenther <rguenther@suse.de>
32806 PR tree-optimization/38926
32807 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
32808 with the correct value id to a value.
32809 (do_regular_insertion): Use the value number of edoubleprime
32810 for the value number of the expr.
32813 2008-08-21 Richard Guenther <rguenther@suse.de>
32815 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
32816 a PHI ask VN if it is already available.
32817 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
32818 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
32820 2009-01-28 Jakub Jelinek <jakub@redhat.com>
32822 PR middle-end/38934
32823 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
32824 set to varying whenever max has TREE_OVERFLOW set, similarly
32825 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
32827 2009-01-28 Richard Guenther <rguenther@suse.de>
32829 PR middle-end/38908
32830 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
32831 uninitialized aggregate uses in call arguments.
32833 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
32835 PR tree-optimization/38984
32836 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
32837 the nothing_id variable if -fno-delete-null-pointer-checks.
32839 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
32842 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
32843 (set_got_offset_rex64): Ditto.
32845 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
32848 * doc/extend.texi: Improve local variable with asm reg.
32850 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
32852 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
32853 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
32854 was not supplied then set warn_packed_bitfield_compat to the
32855 default value of 1.
32856 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
32859 2009-01-27 Richard Guenther <rguenther@suse.de>
32861 PR tree-optimization/38503
32862 * cfgexpand.c (expand_gimple_basic_block): Ignore
32863 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
32864 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
32865 variables that cannot have TBAA applied.
32866 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
32869 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
32871 PR middle-end/38969
32872 * calls.c (initialize_argument_information): Do not wrap complex
32873 arguments in SAVE_EXPR.
32875 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
32877 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
32878 (INSTALL_LIBGCC): Revert typo commit.
32880 2009-01-26 Richard Guenther <rguenther@suse.de>
32882 PR tree-optimization/38745
32883 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
32884 from special handling.
32886 2009-01-26 Richard Guenther <rguenther@suse.de>
32888 PR tree-optimization/38745
32889 * tree-ssa.c (execute_update_addresses_taken): Do not include
32890 variables that cannot possibly be a register in not_reg_needs.
32891 Do not clear TREE_ADDRESSABLE on vars that may not become
32893 * tree-ssa.c (update_alias_info_1): Include those in the set
32894 of addressable vars.
32896 2009-01-26 Richard Guenther <rguenther@suse.de>
32898 PR middle-end/38851
32899 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
32900 * tree-ssa-dse.c: Include langhooks.h
32901 (execute_simple_dse): Remove stores with zero size.
32903 2009-01-24 Jakub Jelinek <jakub@redhat.com>
32906 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
32909 2009-01-24 Julian Brown <julian@codesourcery.com>
32911 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
32912 config/arm/linux-atomic.c.
32913 * config/arm/linux-atomic.c: New.
32915 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
32917 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
32918 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
32919 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
32921 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
32924 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
32927 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
32929 PR tree-optimization/38953
32930 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
32931 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
32932 (gloog): Split the exit of the scop when the scop exit is a loop exit.
32933 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
32936 2009-01-24 Paul Brook <paul@codesourcery.com>
32938 * config/arm/neon.md (neon_type): Move to arm.md.
32939 (neon_mov<VSTRUCT>): Add neon_type attribute.
32940 * config/arm/arm.md (neon_type): Move to here.
32941 (conds): Add "unconditioal" and use as default for NEON insns.
32943 2009-01-24 Ben Elliston <bje@au.ibm.com>
32945 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
32946 void *' warning from -Wc++-compat.
32947 * Makefile.in (dominance.o-warn): Remove.
32949 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
32951 PR tree-optimization/38932
32952 * fold-const.c (fold_unary_ignore_overflow): New.
32953 * tree.h (fold_unary_ignore_overflow): Declare.
32954 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
32955 * tree-ssa-sccvn.c (visit_reference_op_load,
32956 simplify_unary_expression): Likewise.
32958 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
32960 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
32961 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
32962 regardless of their type.
32963 * c-common.c (handle_packed_attribute): Don't ignore packed on
32965 * c.opt (Wpacked-bitfield-compat): New warning option.
32966 * stor-layout.c (place_field): Warn if offset of a field changed.
32967 * doc/extend.texi (packed): Mention the ABI change.
32968 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
32969 (Warning Options): Add it to the list.
32971 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
32973 * c-opts.c (c_common_post_options): Fix a typo in comments.
32975 2009-01-22 Steve Ellcey <sje@cup.hp.com>
32977 PR middle-end/38615
32978 * gimplify.c (gimplify_init_constructor): Fix promotion of const
32979 variables to static.
32980 * doc/invoke.texi (-fmerge-all-constants): Update description.
32982 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
32985 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
32986 (*movdi_1_rex64): Use type "mmx" for alternative 5.
32988 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
32990 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
32992 (LOCAL_ALIGNMENT): Similarly.
32994 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
32995 Joseph Myers <joseph@codesourcery.com>
32997 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
32998 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
32999 * config/arm/arm-tune.md: Regenerate.
33000 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
33003 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
33005 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
33006 version number to five.
33008 2009-01-22 Dodji Seketeli <dodji@redhat.com>
33011 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
33012 * c-common.c (set_underlying_type): Likewise.
33013 (is_typedef_decl ): Likewise
33015 (set_underlying_type): Likewise.
33016 (is_typedef_type): Likewise.
33018 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
33020 PR middle-end/38587
33021 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
33024 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
33027 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
33028 (LIBGCC_SPEC): Don't define.
33029 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
33031 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
33033 PR rtl-optimization/38879
33034 * alias.c (base_alias_check): Unaligned access via AND address can
33035 alias all surrounding object types except those with sizes equal
33036 or wider than the size of unaligned access.
33038 2009-01-21 Dodji Seketeli <dodji@redhat.com>
33041 * c-decl.c (clone_underlying_type): Move this ...
33042 * c-common.c (set_underlying_type): ... here.
33043 Also, make sure the function properly sets TYPE_STUB_DECL() on
33044 the newly created typedef variant type.
33045 (is_typedef_decl ): New entry point.
33046 * tree.h: Added a new member member_types_needing_access_check to
33047 struct tree_decl_non_common.
33048 (set_underlying_type): New entry point.
33049 (is_typedef_type): Likewise.
33051 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
33053 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
33054 Check whether two instructions have memory references that
33055 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
33056 are helper functions for traversing.
33057 * alias.h (insn_alias_sets_confilict_p): New prototypes.
33058 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
33059 not to draw dependency edge for instructions with non-conflicting
33062 2009-01-20 Joseph Myers <joseph@codesourcery.com>
33065 * longlong.h: Update copyright years. Use soft-fp license notice.
33066 Sync __clz_tab declaration with glibc.
33068 2009-01-20 Steve Ellcey <sje@cup.hp.com>
33071 * doc/extend.texi (syscall_linkage): New.
33072 (version_id): Modify.
33074 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
33075 Richard Guenther <rguenther@suse.de>
33077 PR tree-optimization/38747
33078 PR tree-optimization/38748
33079 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
33080 conversion if the base address is an indirect reference and the
33081 aliasing sets could cause issues.
33083 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
33085 * common.opt (fgraphite, fgraphite-identity): Add comment for
33086 explaining why these options are not documented.
33088 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
33090 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
33091 gimple_call_lhs is NULL.
33093 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
33096 * emit-rtl.c (adjust_address_1): Make sure memref is never
33099 2009-01-20 Ben Elliston <bje@au.ibm.com>
33101 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
33102 const qualifier from arg parameter. Remove unnecessary cast to char *.
33103 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
33104 const qualifier from arg 2.
33106 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
33108 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
33110 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
33113 * rtl.h (reinit_regs): New prototype.
33114 * regclass.c: Include ira.h.
33115 (reinit_regs): New.
33116 * Makefile.in (regclass.o): Add ira.h.
33117 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
33119 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
33122 * c-common.c (handle_aligned_attribute): Use
33123 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
33124 default alignment value.
33126 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
33128 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
33129 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
33131 * doc/extend.texi: Update __attribute__ ((aligned)). Document
33132 __BIGGEST_ALIGNMENT__.
33134 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
33136 2009-01-18 Richard Guenther <rguenther@suse.de>
33138 PR tree-optimization/38819
33139 * tree-flow.h (operation_could_trap_helper_p): Declare.
33140 * tree-eh.c (operation_could_trap_helper_p): Export.
33141 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
33142 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
33143 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
33144 are about to insert a possibly trapping instruction and fail
33147 2009-01-18 Andreas Schwab <schwab@suse.de>
33149 * doc/install.texi (Configuration): Remove obsolete paragraph
33150 about use of --with-gnu-ld with --with-gnu-as.
33152 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
33154 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
33155 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
33156 Follow spelling conventions.
33158 2009-01-18 Ben Elliston <bje@au.ibm.com>
33160 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
33161 C++ warning about implicit conversion from void * to struct
33163 (bitmap_obstack_free): Likewise for bitmap_element *.
33164 * Makefile.in (bitmap.o-warn): Remove.
33166 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
33168 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
33170 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
33171 Tobias Grosser <tobi.grosser@amd.com>
33173 * graphite.c (graphite_trans_scop_block): Do not block single
33176 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
33178 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
33179 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
33180 test with assertion.
33182 2009-01-16 Richard Guenther <rguenther@suse.de>
33184 PR tree-optimization/38835
33185 PR middle-end/36227
33186 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
33187 and INT + PTR -> (INT)(PTR p+ INT) folding.
33188 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
33190 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
33193 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
33194 the subreg from a lowpart subreg if it is also casting the value.
33196 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
33197 Tobias Grosser <tobi.grosser@amd.com>
33199 * graphite.c (compare_prefix_loops): New.
33200 (build_scop_canonical_schedules): Rewritten.
33201 (graphite_transform_loops): Move build_scop_canonical_schedules
33202 after build_scop_iteration_domain.
33204 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
33205 Tobias Grosser <tobi.grosser@amd.com>
33207 * graphite.c (add_conditions_to_domain): Add the loops to
33208 the dimension of the iteration domain. Do copy the domain
33209 only when it exists.
33210 (build_scop_conditions_1): Do not call add_conditions_to_domain.
33211 (add_conditions_to_constraints): New.
33212 (can_generate_code_stmt, can_generate_code): Removed.
33213 (gloog): Do not call can_generate_code.
33214 (graphite_transform_loops): Call add_conditions_to_constraints
33215 after building the iteration domain.
33217 2009-01-16 Jakub Jelinek <jakub@redhat.com>
33219 PR tree-optimization/38789
33220 * tree-ssa-threadedge.c
33221 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
33222 __builtin_constant_p.
33224 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
33226 * dce.c (delete_unmarked_insns): Reversed the order that insns are
33227 examined before deleting them.
33229 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
33231 * function.c (aggregate_value_p): Correctly extract the function
33232 type from CALL_EXPR_FN lookup.
33234 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
33236 * config/picochip/picochip.c (picochip_override_options): Revert
33237 CFI asm flag disable commited previously.
33239 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
33240 Tobias Grosser <tobi.grosser@amd.com>
33241 Jan Sjodin <jan.sjodin@amd.com>
33243 * graphite.c (scan_tree_for_params): On substractions negate
33244 all the coefficients of the term.
33245 (clast_to_gcc_expression_red): New. Handle reduction expressions
33246 of more than two operands.
33247 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
33248 (get_vdef_before_scop): Handle also the case of default definitions.
33250 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
33252 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
33253 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
33254 Also use them when walking CALL_INSN_FUNCTION_USAGE.
33256 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
33257 Joey Ye <joey.ye@intel.com>
33259 PR middle-end/37843
33260 * cfgexpand.c (expand_stack_alignment): Don't update stack
33261 boundary nor check incoming stack boundary here.
33262 (gimple_expand_cfg): Update stack boundary and check incoming
33263 stack boundary here.
33265 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
33267 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
33269 2009-01-14 Jakub Jelinek <jakub@redhat.com>
33271 PR rtl-optimization/38245
33272 * calls.c (expand_call): Add stack arguments to
33273 CALL_INSN_FUNCTION_USAGE even for pure calls (when
33274 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
33275 in regs and partially in memory or BLKmode arguments.
33276 (emit_library_call_value_1): Add stack arguments to
33277 CALL_INSN_FUNCTION_USAGE even for pure calls (when
33278 ACCUMULATE_OUTGOING_ARGS).
33279 * dce.c: Include tm_p.h.
33280 (find_call_stack_args): New function.
33281 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
33283 (mark_insn): Call find_call_stack_args for CALL_Ps.
33284 (prescan_insns_for_dce): Walk insns backwards in bb rather than
33285 forwards. Allocate and free arg_stores bitmap if needed, pass it
33286 down to deletable_insn_p, don't mark stores set in arg_stores
33287 bitmap, clear the bitmap at the beginning of each bb.
33288 * Makefile.in (dce.o): Depend on $(TM_P_H).
33290 2009-01-14 Michael Meissner <gnu@the-meissners.org>
33293 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
33294 to make sure the insn is a conditional test (bug 22599). Reformat a
33297 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
33299 PR middle-end/38431
33300 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
33301 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
33302 (gloog): Do not call cleanup_tree_cfg.
33303 (graphite_transform_loops): Call cleanup_tree_cfg after all
33304 scops have been code generated.
33306 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
33307 * doc/gty.texi (Invoking the garbage collector): Added new node
33308 and section documenting ggc_collect.
33310 2009-01-14 Richard Guenther <rguenther@suse.de>
33312 PR tree-optimization/38826
33313 PR middle-end/38477
33314 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
33315 initialization notes only if we actually emitted a warning.
33316 (intra_create_variable_infos): Add constraints for a result decl
33317 that is passed by hidden reference.
33318 (build_pred_graph): Mark all related variables non-direct on
33321 2009-01-14 Nick Clifton <nickc@redhat.com>
33323 * ira-conflicts.c: Include addresses.h for the definition of
33325 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
33326 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
33328 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
33331 * Makefile.in (ira-lives.o): Add except.h.
33333 * ira-lives.c: Include except.h.
33334 (process_bb_node_lives): Process can_throw_internal.
33336 2009-01-13 Jakub Jelinek <jakub@redhat.com>
33338 PR rtl-optimization/38774
33339 * combine.c (simplify_set): When undoing cc_use change, don't do
33340 PUT_CODE on the newly created comparison, but instead put back the
33343 2009-01-13 Joseph Myers <joseph@codesourcery.com>
33345 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
33346 values. Remove duplicate arm8 entry.
33348 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
33350 PR tree-optimization/38786
33351 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
33352 the SSA_NAME case of expand_scalar_variables_expr.
33353 Set the type of an expression to the type of its assign statement.
33354 (expand_scalar_variables_expr): Also gather the scalar computation
33355 used to index the memory access. Do not pass loop_p.
33356 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
33357 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
33358 the gimple_stmt_iterator where it inserts new code.
33359 Do not pass loop_p.
33360 (copy_bb_and_scalar_dependences): Do not pass loop_p.
33361 (translate_clast): Update call to copy_bb_and_scalar_dependences.
33363 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
33365 * graphite.h (debug_value): Removed.
33366 * graphite.c (debug_value): Removed.
33368 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
33370 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
33371 ldrd/strd with two 32-bit instructions.
33373 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
33375 * config/arm/arm.c (struct processors): Pass for speed down into
33376 cost helper functions.
33377 (const_ok_for_op): Handle COMPARE and inequality nodes.
33378 (arm_rtx_costs_1): Rewrite.
33379 (arm_size_rtx_costs): Update prototype.
33380 (arm_rtx_costs): Pass speed down to helper functions.
33381 (arm_slowmul_rtx_costs): Rework cost calculations.
33382 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
33383 (arm_9e_rtx_costs): Likewise.
33385 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
33387 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
33388 relocations of local symbols wider than UNITS_PER_WORD are not valid.
33389 (alpha_legitimize_address): Do not split local symbols wider than
33390 UNITS_PER_WORD into HIGH/LO_SUM parts.
33392 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
33395 * gcc.c (process_command): Replace call to execvp with calls
33396 to pex_one and exit.
33398 2009-01-03 Anatoly Sokolov <aesok@post.ru>
33401 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
33402 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
33403 variant for devices with 3-byte PC.
33404 (__tablejump_elpm__): New.
33406 2009-01-12 Jakub Jelinek <jakub@redhat.com>
33409 * c-parser.c (c_parser_postfix_expression): Allow `->' in
33410 offsetof member-designator, handle it as `[0].'.
33412 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
33414 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
33415 function when not using named sections on targets with named sections
33416 if branch distance is less than 262132.
33418 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
33420 * combine.c (combine_instructions): Recompute
33421 optimize_this_for_speed_p for each BB in the main combine loop.
33423 2009-01-12 Tomas Bily <tbily@suse.cz>
33426 * tree-loop-distribution.c (prop_phis): New function.
33427 (generate_builtin): Call prop_phis.
33429 2009-01-12 Jakub Jelinek <jakub@redhat.com>
33431 PR tree-optimization/38807
33432 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
33433 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
33435 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
33437 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
33438 subreg of op0 to the original op0.
33440 2009-01-11 Laurent GUERBY <laurent@guerby.net>
33442 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
33444 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
33447 * mips-tfile.c (parse_def): Fix parsing of def strings
33448 starting with digits.
33450 2009-01-10 Jakub Jelinek <jakub@redhat.com>
33453 * config/arm/arm.c (arm_is_long_call_p): Don't call
33454 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
33456 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
33458 * regrename.c (regrename_optimize): Fix dumping.
33459 (find_oldest_value_reg): Preserve REG_POINTER.
33460 (copy_hardreg_forward_1): Likewise.
33462 2009-01-09 Diego Novillo <dnovillo@google.com>
33464 * gimple.h (struct gimple_statement_base) <uid>: Document
33465 the restrictions on its use.
33466 (gimple_uid): Tidy.
33467 (gimple_set_uid): Tidy.
33469 2009-01-09 Jakub Jelinek <jakub@redhat.com>
33471 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
33472 zero guard even if align_bytes != 0 and count is smaller than
33475 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
33477 PR rtl-optimization/38495
33478 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
33479 (add_range_and_copies_from_move_list): Print all added ranges.
33480 Add ranges to memory optimized destination.
33482 2009-01-09 Jakub Jelinek <jakub@redhat.com>
33486 * config/i386/i386.c (override_options): Reject
33487 -mstringop-strategy=rep_8byte with -m32.
33488 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
33489 to 1. Do count comparison against epilogue_size_needed at compile
33490 time even when count_exp was constant forced into register. For
33491 size_needed don't jump to epilogue, instead just avoid aligning
33492 and invoke the body algorithm. If need_zero_guard, add zero guard
33493 even if count is non-zero, but smaller than size_needed + number of
33494 bytes that could be stored for alignment.
33495 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
33496 to 1. If need_zero_guard, add zero guard even if count is non-zero,
33497 but smaller than size_needed + number of bytes that could be stored
33498 for alignment. Compare size_needed with epilogue_size_needed instead
33499 of desired_align - align, don't adjust size_needed, pass
33500 epilogue_size_needed to the epilogue expanders.
33503 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
33505 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
33507 * pa.c (last_address): Change to unsigned.
33508 (update_total_code_bytes): Change argument to unsigned. Don't
33509 check if insn addresses are set.
33510 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
33511 addresses are not set.
33512 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
33514 2009-01-09 Nick Clifton <nickc@redhat.com>
33516 * config/sh/symbian.c: Replace uses of DECL_INLINE with
33517 DECL_DECLARED_INLINE_P.
33519 2009-01-09 Jakub Jelinek <jakub@redhat.com>
33521 PR middle-end/38347
33522 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
33523 GET_MODE (op0) in operand_subword_force calls.
33525 PR middle-end/38771
33526 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
33527 fold_convert arg0 operands to TREE_TYPE (op0) first.
33529 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
33531 * params.def (ira-max-conflict-table-size): Decrease default value
33534 2009-01-08 Jakub Jelinek <jakub@redhat.com>
33536 PR tree-optimization/37031
33537 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
33539 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
33540 allocate it using gc instead of heap, use VEC_quick_push instead of
33542 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
33543 instead of heap, use VEC_quick_push instead of VEC_safe_push.
33544 * tree-data-ref.h (struct access_matrix): Change matrix to gc
33545 allocated vector from heap allocated.
33546 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
33547 * tree-loop-linear.c (linear_transform_loops): Allocate nest
33548 vector only after perfect_loop_nest_depth call.
33550 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
33551 Jan Sjodin <jan.sjodin@amd.com>
33553 PR tree-optimization/38559
33554 * graphite.c (debug_value, copy_constraint,
33555 swap_constraint_variables, scale_constraint_variable, ): New.
33556 (get_lower_bound, get_upper_bound): Removed.
33557 (graphite_trans_bb_strip_mine): Clean up this code that works
33558 only for constant number of iterations. Fully copy upper and
33559 lower bound constraints, not only the constant part of them.
33560 * graphite.h (debug_value): Declared.
33562 2009-01-08 Ira Rosen <irar@il.ibm.com>
33564 PR tree-optimization/37194
33565 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
33566 Don't add the cost of cost model guard in prologue to scalar
33567 outside cost in case of known number of iterations.
33569 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
33570 Alan Modra <amodra@bigpond.net.au>
33572 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
33573 non-word-aligned REG+CONST addressing.
33575 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
33578 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
33579 free_after_compilation when outputting a thunk.
33580 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
33581 Do not call free_after_compilation here.
33583 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
33585 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
33586 (ix86_valid_target_attribute_inner_p): Ditto.
33588 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
33590 PR tree-optimization/38492
33591 PR tree-optimization/38498
33592 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
33593 * tree-chrec.h (scev_is_linear_expression): Declared.
33594 * graphite.c (graphite_cannot_represent_loop_niter): New.
33595 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
33596 (graphite_loop_normal_form): Use gcc_assert.
33597 (scan_tree_for_params): Use CASE_CONVERT.
33598 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
33599 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
33600 Use gcc_assert. Discard scops that contain unhandled cases.
33601 (build_scop_conditions): Return a boolean status for unhandled cases.
33602 (strip_mine_profitable_p): Print the loop number, not its depth.
33603 (is_interchange_valid): Pass the depth of the loop nest, don't
33604 recompute it wrongly.
33605 (graphite_trans_bb_block): Same.
33606 (graphite_trans_bb_block): Print tentative of loop blocking.
33607 (graphite_trans_scop_block): Do not print that the loop has been
33609 (graphite_transform_loops): Do not handle scops that contain condition
33612 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
33614 AVX Programming Reference (December, 2008)
33615 * config/i386/avxintrin.h (_mm256_stream_si256): New.
33616 (_mm256_stream_pd): Likewise.
33617 (_mm256_stream_ps): Likewise.
33619 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
33620 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
33621 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
33622 (bdesc_special_args): Add __builtin_ia32_movntdq256,
33623 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
33624 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
33625 (ix86_expand_special_args_builtin): Likewise.
33627 * config/i386/sse.md (AVXMODEDI): New.
33628 (avx_movnt<mode>): Likewise.
33629 (avx_movnt<mode>): Likewise.
33630 (<sse>_movnt<mode>): Remove AVX support.
33631 (sse2_movntv2di): Likewise.
33633 2009-01-07 Richard Guenther <rguenther@suse.de>
33635 PR middle-end/38751
33636 * fold-const.c (extract_muldiv): Remove obsolete comment.
33637 (fold_plusminus_mult_expr): Undo MINUS_EXPR
33638 to PLUS_EXPR canonicalization for the canonicalization.
33640 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
33642 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
33643 hosted cross-compilers generating less efficient code.
33645 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
33647 * function.h (rtl_data): Add a dbr_scheduled_p field.
33648 * reorg.c (dbr_schedule): Set it.
33649 (gate_handle_delay_slots): Check it.
33650 * config/mips/mips.c (mips_base_delayed_branch): Delete.
33651 (mips_reorg): Check flag_delayed_branch instead of
33652 mips_base_delayed_branch.
33653 (mips_override_options): Don't set mips_base_delayed_branch
33654 or flag_delayed_branch.
33656 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
33658 PR rtl-optimization/38426.
33659 * ira.c (ira): Set current_function_is_leaf earlier.
33661 2009-01-06 Jakub Jelinek <jakub@redhat.com>
33663 PR rtl-optimization/38722
33664 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
33665 too early, only set a flag and modify after last possible
33668 2009-01-06 Janis Johnson <janis187@us.ibm.com>
33671 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
33672 * real.c (decimal_single_format): Correct values of emin and emax.
33673 (decimal_double_format): Ditto.
33674 (decimal_quad_format): Ditto.
33675 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
33676 computation of DECnn_MIN and DECnn_MAX for corrected values of
33677 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
33678 __DECnn_MIN__, and adjust its computation for the corrected value
33681 2009-01-06 Jan Hubicka <jh@suse.cz>
33684 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
33686 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
33688 * doc/contrib.texi (Contributors): Slightly adjust the end note.
33689 Add Robert Clark to the list of testers.
33691 2009-01-06 Jan Hubicka <jh@suse.cz>
33692 Kai Tietz <kai.tietz@onevision.com>
33694 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
33695 * config/i386/i386.c (ix86_expand_call): Add clobbers.
33697 2009-01-06 Jan Hubicka <jh@suse.cz>
33698 Kai Tietz <kai.tietz@onevision.com>
33700 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
33702 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
33703 (ix86_nsaved_regs): Count only general purpose regs.
33704 (ix86_nsaved_sseregs): New.
33705 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
33706 to 16 for w64; compute padding and size of sse reg save area.
33707 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
33708 general purpose regs.
33709 (ix86_emit_save_sse_regs_using_mov): New.
33710 (ix86_expand_prologue): Save SSE regs if needed.
33711 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
33712 (ix86_emit_restore_sse_regs_using_mov): New.
33713 (ix86_expand_epilogue): Save SSE regs if needed.
33715 2009-01-06 Jan Hubicka <jh@suse.cz>
33716 Kai Tietz <kai.tietz@onevision.com>
33718 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
33719 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
33720 functions when accumulate outgoing args is off.
33722 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
33725 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
33726 before using pseudos_have_intersected_live_ranges_p.
33728 * ira-int.h (ira_assert): Always define.
33730 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
33732 AVX Programming Reference (December, 2008)
33733 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
33734 (_mm256_permute2_pd): Likewise.
33735 (_mm_permute2_ps): Likewise.
33736 (_mm256_permute2_ps): Likewise.
33737 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
33738 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
33740 * config/i386/i386.c (ix86_builtins): Remove
33741 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
33742 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
33743 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
33744 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
33745 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
33746 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
33747 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
33748 __builtin_ia32_vpermil2ps256.
33749 (ix86_init_mmx_sse_builtins): Updated.
33750 (ix86_expand_args_builtin): Likewise.
33752 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
33754 * pa.c (output_call): Relocate non-jump insns in the delay slot of
33755 long absolute calls when generating PA 2.0 code.
33757 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
33759 PR rtl-optimization/38583
33760 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
33762 * params.def (ira-max-conflict-table-size): New.
33764 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
33766 * ira.h (ira_conflicts_p): New external definition.
33768 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
33769 table. Report this. Return result of building.
33770 (ira_build_conflicts): Use ira_conflicts_p. Check result of
33771 building conflict table.
33773 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
33774 (ira_color): Use ira_conflicts_p.
33776 * global.c: Include ira.h.
33777 (pseudo_for_reload_consideration_p, build_insn_chain): Use
33780 * Makefile.in (global.o): Add ira.h.
33782 * ira-build.c (mark_all_loops_for_removal,
33783 propagate_some_info_from_allocno): New.
33784 (remove_unnecessary_allocnos): Call
33785 propagate_some_info_from_allocno.
33786 (remove_low_level_allocnos): New.
33787 (remove_unnecessary_regions): Add parameter. Call
33788 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
33789 parameter to remove_unnecessary_regions.
33790 (ira_build): Remove all regions but root if the conflict table was
33791 not built. Update conflict hard regs for allocnos crossing calls.
33793 * ira.c (ira_conflicts_p): New global.
33794 (ira): Define and use ira_conflicts_p.
33796 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
33797 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
33798 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
33800 2009-01-06 Ben Elliston <bje@au.ibm.com>
33802 * gengtype-lex.l (YY_NO_INPUT): Define.
33804 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
33807 * c-common.c (handle_vector_size_attribute): Also reject
33808 BOOLEAN_TYPE types.
33810 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
33812 PR tree-optimization/38492
33813 * graphite.c (rename_map_elt, debug_rename_elt,
33814 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
33815 rename_map_elt_info, eq_rename_map_elts,
33816 get_new_name_from_old_name, bb_in_sese_p): Moved around.
33817 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
33818 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
33819 (sese_build_livein_liveouts): New.
33820 (new_sese, free_sese): New.
33821 (new_scop): Call new_sese.
33822 (free_scop): Call free_sese.
33823 (rename_variables_from_edge, rename_phis_end_scop): Removed.
33824 (register_old_new_names): Renamed register_old_and_new_names.
33825 (register_scop_liveout_renames, add_loop_exit_phis,
33826 insert_loop_close_phis, struct igp,
33827 default_liveout_before_guard, add_guard_exit_phis,
33828 insert_guard_phis, copy_renames): New.
33829 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
33830 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
33831 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
33832 (scop_adjust_phis_for_liveouts): New.
33833 (gloog): Call scop_adjust_phis_for_liveouts.
33835 * graphite.h (struct sese): Documented. Added fields liveout,
33836 num_ver and livein.
33837 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
33838 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
33839 (struct scop): Added field liveout_renames.
33840 (SCOP_LIVEOUT_RENAMES): New.
33842 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
33844 PR tree-optimization/38510
33845 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
33846 (translate_clast): Call recompute_all_dominators before
33848 (gloog): Call recompute_all_dominators before graphite_verify.
33850 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
33851 Jan Sjodin <jan.sjodin@amd.com>
33853 PR tree-optimization/38500
33854 * graphite.c (create_sese_edges): Call fix_loop_structure after
33857 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
33859 * config.gcc: Add m32r*-*-rtems*.
33860 * config/m32r/rtems.h: New file.
33862 2009-01-05 Ben Elliston <bje@au.ibm.com>
33864 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
33865 (.po.pox): Likewise.
33866 (po/gcc.pot): Likewise.
33868 2009-01-04 David S. Miller <davem@davemloft.net>
33870 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
33871 (STARTING_FRAME_OFFSET): Always set to zero.
33873 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
33875 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
33876 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
33877 fixed-point types, and vectors of the same.
33879 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
33881 * config/mips/sync.md (*mb_barrier): Rename to...
33882 (*memory_barrier): ...this.
33884 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
33886 * doc/extend.texi (Function Attributes): Move @cindex after @item
33887 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
33888 and put in alphabetical order. Fix 'target' name and put in order.
33889 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
33892 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
33894 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
33895 (memory_barrier): Expand as unspec instead of unspec_volatile.
33896 Remove mem:BLK from insn operands. Use Pmode scratch register.
33897 (*memory_barrier): Define as unspec instead of unspec_volatile.
33898 Use (match_dup 0) as input operand.
33900 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
33901 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
33902 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
33903 scratch register. Remove operand 1.
33904 (*stbar): Define as unspec instead of unspec_volatile.
33905 Use (match_dup 0) as input operand, remove (const_int 8).
33906 (*membar): Define as unspec instead of unspec_volatile.
33907 Use (match_dup 0) as input operand, remove input operand 2.
33909 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
33910 (memory_barrier): Expand as unspec instead of unspec_volatile.
33911 Remove mem:BLK from insn operands. Use Pmode scratch register.
33912 (*memory_barrier): Define as unspec instead of unspec_volatile.
33913 Use (match_dup 0) as input operand.
33915 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
33916 Remove mem:BLK from insn operands. Use Pmode scratch register.
33917 Set volatile flag on operand 0.
33918 (*memory_barrier): New insn pattern.
33920 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
33922 (*memory_barrier): Use (match_dup 0) as input operand.
33924 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
33925 Remove mem:BLK from insn operands. Use Pmode scratch register.
33926 Set volatile flag on operand 0.
33927 (*mb_internal): New insn pattern.
33929 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
33931 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
33933 PR middle-end/38586
33934 * function.c (struct temp_slot): Move to the section of the file
33935 that deals with temp slots. Remove field 'address'.
33936 (temp_slot_address_table): New hash table of address -> temp slot.
33937 (struct temp_slot_address_entry): New struct, items for the table.
33938 (temp_slot_address_compute_hash, temp_slot_address_hash,
33939 temp_slot_address_eq, insert_temp_slot_address): Support functions
33941 (find_temp_slot_from_address): Rewrite to use the new hash table.
33942 (remove_unused_temp_slot_addresses): Remove addresses of temp
33943 slots that have been made available.
33944 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
33945 worker function for remove_unused_temp_slot_addresses.
33946 (assign_stack_temp_for_type): Don't clear the temp slot address list.
33947 Add the temp slot address to the address -> temp slot map.
33948 (update_temp_slot_address): Update via insert_temp_slot_address.
33949 (free_temp_slots): Call remove_unused_temp_slot_addresses.
33950 (pop_temp_slots): Likewise.
33951 (init_temp_slots): Allocate the address -> temp slot map, or empty
33952 the map if it is already allocated.
33953 (prepare_function_start): Initialize temp slot processing.
33955 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
33957 PR middle-end/38584
33958 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
33959 Calculate the size of all stack vars assuming no packing of stack
33960 vars will happen, replacing a quadratic algorithm with a linear one.
33962 2009-01-03 Jakub Jelinek <jakub@redhat.com>
33965 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
33968 2009-01-03 Diego Novillo <dnovillo@google.com>
33970 * doc/contrib.texi: Update contributions.
33972 2009-01-03 Jakub Jelinek <jakub@redhat.com>
33975 * builtins.c (fold_builtin_memory_op): Give up if either operand
33976 is volatile. Set srctype or desttype to non-qualified version
33980 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
33981 and FUNCTION_DECLs.
33983 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
33985 PR rtl-optimization/35805
33986 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
33987 problem if fast dce is able to remove any instructions.
33988 * dce.c (dce_process_block): Fix dump message.
33990 2009-01-02 Mark Mitchell <mark@codesourcery.com>
33993 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
33995 2009-01-02 Jakub Jelinek <jakub@redhat.com>
33997 PR middle-end/38690
33998 * tree-flow.h (op_code_prio, op_prio): New prototypes.
33999 * tree-pretty-print.c (op_code_prio): New function.
34000 (op_prio): No longer static. Use op_code_prio.
34001 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
34002 Use op_prio and op_code_prio to determine if () should be
34003 printed around operand(s) or not.
34005 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
34006 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
34007 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
34008 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
34009 pp_character instead of pp_string for single letter printing.
34011 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
34013 * doc/extend.texi: Fix '#pragma GCC option' typo.
34015 2009-01-02 Richard Guenther <rguenther@suse.de>
34017 * doc/install.texi (--enable-checking): Mention different
34018 default for stage1.
34019 (--enable-stage1-checking): Document.
34021 2009-01-01 Andrew Pinski <pinskia@gmail.com>
34023 PR middle-end/30142
34024 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
34025 case to be an error.
34027 2009-01-02 Ben Elliston <bje@au.ibm.com>
34029 * config/fp-bit.h (pack_d): Constify argument.
34030 * config/fp-bit.c (makenan): Constify return type. Remove casts.
34031 (isnan): Constify argument.
34033 (iszero): Likewise.
34034 (pack_d): Likewise.
34035 (_fpadd_parts): Constify return type.
34036 (_fpmul_parts): Likewise.
34037 (_fpdiv_parts): Likewise.
34039 2009-01-01 Jakub Jelinek <jakub@redhat.com>
34042 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
34043 warn about overwriting initializer with side-effects or
34044 -Woverride-init if !IMPLICIT.
34045 (output_init_element): Likewise. Pass IMPLICIT down to
34047 (process_init_element): Add IMPLICIT argument. Pass it down
34048 to output_init_element.
34049 (push_init_element, pop_init_level, set_designator): Adjust
34050 process_init_element callers.
34051 (set_nonincremental_init, set_nonincremental_init_from_string):
34052 Adjust add_pending_init callers.
34053 (output_pending_init_elements): Adjust output_init_element callers.
34054 * c-tree.h (process_init_element): Adjust prototype.
34055 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
34056 process_init_element callers.
34059 Copyright (C) 2009 Free Software Foundation, Inc.
34061 Copying and distribution of this file, with or without modification,
34062 are permitted in any medium without royalty provided the copyright
34063 notice and this notice are preserved.