1 2009-12-07 Sebastian Pop <sebastian.pop@amd.com>
3 * config.gcc (i[34567]86-*-*, x86_64-*-*): Add popcntintrin.h.
4 * config/i386/abmintrin.h (_mm_popcnt_u32, _mm_popcnt_u64): Moved...
5 * config/i386/i386-c.c (__POPCNT__): Defined.
6 * config/i386/popcntintrin.h: ...here. New file.
7 * config/i386/smmintrin.h (_mm_popcnt_u32, _mm_popcnt_u64): Moved...
8 Include popcntintrin.h.
9 * config/i386/x86intrin.h: Include popcntintrin.h when __POPCNT__
12 2009-12-07 Sebastian Pop <sebastian.pop@amd.com>
14 * config/i386/i386-protos.h (ix86_expand_fma4_multiple_memory):
16 * config/i386/i386.c (ix86_expand_fma4_multiple_memory): Removed.
17 * config/i386/sse.md: Remove all XOP splitters.
18 Allow the second and fourth operands of XOP multiply-add insns
21 2009-12-07 Sebastian Pop <sebastian.pop@amd.com>
23 * config/i386/sse.md: Remove all FMA4 splitters.
24 Allow the second operand of FMA4 insns to be a nonimmediate.
25 Fix comments punctuation.
27 2009-12-07 Julian Brown <julian@codesourcery.com>
29 * config/arm/constraints.md (Ps, Pt): New constraint letters.
30 * config/arm/thumb2.md (*thumb2_addsi_short): Tighten constraints.
32 2009-12-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
35 * configure.ac (HAVE_mpc): Don't define.
36 * config.in, configure: Regenerate.
39 * builtins.c: Remove HAVE_mpc* checks throughout.
40 * fold-const.c: Likewise.
44 2009-12-07 Edmar Wienskoski <edmar@freescale.com>
46 * config.gcc (cpu_is_64bit): Add new core e500mc64.
47 (powerpc*-*-*): Add new core e500mc64.
48 * config/rs6000/e500mc64.md: New file.
49 * config/rs6000/rs6000.c (processor_costs): Add new costs for
51 (rs6000_override_options): Add e500mc64 case to
52 processor_target_table. Altivec and Spe options not allowed with
53 e500mc64. Disable string instructions for e500mc64. Enable branch
54 targets alignment for both e500mc and e500mc64. Initialize
55 rs6000_cost for e500mc64.
56 (rs6000_emit_sISEL): New function.
57 (rs6000_emit_sCOND): Call rs6000_emit_sISEL for isel targets.
58 (rs6000_emit_int_cmove): Fix mode of 64 bit isel pattern
60 (rs6000_issue_rate): Set issue rate for e500mc64.
61 (rs6000_rtx_costs): Set more accurate cost for mfcr instruction
62 on architectures with isel.
63 * config/rs6000/rs6000-protos.h (rs6000_emit_sISEL): Declare.
64 * config/rs6000/rs6000.h (processor_type): Add
65 PROCESSOR_PPCE500MC64.
66 (ASM_CPU_SPEC): Add e500mc64.
67 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc64.
69 (abssi2_isel): Expand pattern to handle DImode.
70 (nabs<mode>2_isel): New pattern.
71 (absdi2): Change pattern to handle 64 bit isel targets.
72 (absdi2_internal): Exclude ISEL targets.
73 (nabsdi2): Exclude ISEL targets.
74 * doc/invoke.texi: Add e500mc64 to list of cpus.
76 2009-12-07 Uros Bizjak <ubizjak@gmail.com>
78 * config/i386/i386.md (any_or): New code iterator.
79 (any_logic): Rename from plogic code iterator.
80 (logicprefix): Rename from plogicprefix code attribute.
81 (<code><mode>3): Macroize expander from {ior,xor}<mode>3 using
83 (*<code><mode>_1): Macroize insn from *{ior,xor}<mode>_1 using
85 (*<code><mode>_2): Ditto from *{ior,xor}<mode>_2.
86 (*<code><mode>_3): Ditto from *{ior,xor}<mode>_3.
87 (ior and xor splitters): Ditto.
88 * config/i386/mmx.md: Updated for rename.
89 * config/i386/sse.md: Ditto.
91 2009-12-07 Uros Bizjak <ubizjak@gmail.com>
93 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
94 Remove quotes around condition logic code.
96 2009-12-06 Richard Henderson <rth@redhat.com>
99 * tree-ssa-dom.c (degenerate_phi_result): Check for NULL phi
102 2009-12-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
104 * doc/install.texi: Document MPC is required.
106 2009-12-06 Uros Bizjak <ubizjak@gmail.com>
108 * config/i386/i386.md (g): Add HImode and QImode.
109 (general_szext_operand): New mode attribute.
110 (*test<mode>_1): Macroize insn from *test{qi,hi,si}_1 using
111 SWI124 mode iterator.
112 (and<mode>3): Macroize expander from and{qi,hi,si,di}3 using
114 (*and<mode>_2): Macroize insn from *and{qi,hi,si}_2 using
115 SWI124 mode iterator.
116 (ior<mode>3): Macroize expander from ior{qi,hi,si,di}3 using
118 (*ior<mode>_1): Macroize insn from *ior{hi,si,di}_1 using
119 SWI248 mode iterator.
120 (*ior<mode>_2): Macroize insn from *ior{qi,hi,si,di}_2 using
122 (*ior<mode>_3): Macroize insn from *ior{qi,hi,si,di}_3 using
124 (xor<mode>3): Macroize expander from xor{qi,hi,si,di}3 using
126 (*xor<mode>_1): Macroize insn from *xor{hi,si,di}_1 using
127 SWI248 mode iterator.
128 (*xor<mode>_2): Macroize insn from *xor{qi,hi,si,di}_2 using
130 (*xor<mode>_3): Macroize insn from *xor{qi,hi,si,di}_3 using
133 2009-12-05 Sebastian Pop <sebastian.pop@amd.com>
135 * config/i386/i386.c (TARGET_DEFAULT_TARGET_FLAGS): Add
137 * config/i386/i386.h (CC1_CPU_SPEC_1): Remove
138 "'-mfused-madd' was removed".
139 * config/i386/i386.opt (mfused-madd): New.
140 * config/i386/sse.md: Add TARGET_FUSED_MADD to FMA4 insns.
141 * doc/invoke.texi (-mfused-madd, -mno-fused-madd): Document.
143 2009-12-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
145 * pa64-hpux.h (LIB_SPEC): Handle -rdynamic.
146 * pa-hpux10.h (LIB_SPEC): Likewise.
147 * pa-hpux11.h (LIB_SPEC): Likewise.
150 * pa/linux-unwind.h (pa32_fallback_frame_state): Set fs->signal_frame
152 * pa/hpux-unwind.h (pa32_fallback_frame_state): Likewise.
154 2009-12-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
156 * configure: Regenerate.
158 2009-12-05 Richard Earnshaw <rearnsha@arm.com>
160 * arm/thumb2.md (thumb2_mulsi_short_compare0): Use a low-register
163 2009-12-04 David Daney <ddaney@caviumnetworks.com>
165 PR rtl-optimization/42164
166 * combine.c (combine_simplify_rtx): Handle truncation of integer
169 2009-12-04 Richard Guenther <rguenther@suse.de>
171 * lto-streamer-out.c (pack_ts_decl_common_value_fields):
172 Revert previous change.
173 (lto_output_ts_decl_common_tree_pointers): Stream DECL_VALUE_EXPR.
174 * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
177 2009-12-04 Richard Guenther <rguenther@suse.de>
179 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle
181 (call_may_clobber_ref_p_1): Likewise.
183 2009-12-04 Matthias Klose <doko@ubuntu.com>
184 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
187 * config.gcc (hppa*-*-linux*): Use config/t-slibgcc-libgcc.
188 * config/pa/pa-linux.h (LIB_SPEC): Remove.
190 2009-12-03 Sebastian Pop <sebastian.pop@amd.com>
191 Richard Henderson <rth@redhat.com>
193 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Remove.
194 * config/i386/i386.c (ix86_fma4_valid_op_p): Remove.
195 * config/i386/i386.md: Do not use ix86_fma4_valid_op_p.
196 * config/i386/sse.md (fma4_*): Remove alternative with operand 1
197 matching a memory access. Do not use ix86_fma4_valid_op_p.
199 Do not use ix86_fma4_valid_op_p in FMA4 and XOP splitters.
201 2009-12-03 Richard Henderson <rth@redhat.com>
203 * config/i386/i386.c (ix86_fixup_binary_operands): For FMA4, force
204 all operands into registers.
206 2009-12-03 Sebastian Pop <sebastian.pop@amd.com>
208 * config/i386/i386.c (ix86_expand_fma4_multiple_memory): Remove unused
210 * config/i386/i386-protos.h (ix86_expand_fma4_multiple_memory): Same.
211 * config/i386/sse.md: Same.
213 2009-12-03 Richard Guenther <rguenther@suse.de>
215 * cgraphunit.c (assemble_thunk): Use DECL_ASSEMBLER_NAME
216 instead of DECL_NAME for the entry point.
218 2009-12-03 Richard Earnshaw <rearnsha@arm.com>
220 * arm/linux-atomic.c (SYNC_LOCK_RELEASE): Place memory barrier
221 before the lock release.
223 2009-12-03 Michael Matz <matz@suse.de>
226 * cfgexpand.c (struct stack_var): Add conflicts member.
227 (stack_vars_conflict, stack_vars_conflict_alloc,
228 n_stack_vars_conflict): Remove.
229 (add_stack_var): Initialize conflicts member.
230 (triangular_index, resize_stack_vars_conflict): Remove.
231 (add_stack_var_conflict, stack_var_conflict_p): Rewrite in
233 (union_stack_vars): Only run over the conflicts.
234 (partition_stack_vars): Remove special case.
235 (expand_used_vars_for_block): Don't call resize_stack_vars_conflict,
236 don't create self-conflicts.
237 (account_used_vars_for_block): Don't create any conflicts.
238 (fini_vars_expansion): Free bitmaps, don't free or clear removed
241 2009-12-03 Bernd Schmidt <bernd.schmidt@analog.com>
244 * regrename.c (live_in_chains): New variable.
245 (verify_reg_tracked): New static function.
246 (scan_rtx_reg): Update live_in_chains.
247 (scan_rtx): Only promote sets in COND_EXEC to OP_INOUT if
248 we're already tracking the reg.
249 (build_def_use): Likewise. Initialize live_in_chains.
251 2009-12-03 Ken Werner <ken.werner@de.ibm.com>
253 * config/spu/spu-elf.h (STARTFILE_SPEC): Add support for gprof
255 * config/spu/spu-protos.h (spu_function_profiler): Add prototype.
256 * config/spu/spu.c (spu_function_profiler): New function.
257 * config/spu/spu.h (FUNCTION_PROFILER): Invoke
258 spu_function_profiler.
259 (NO_PROFILE_COUNTERS): Define.
260 (PROFILE_BEFORE_PROLOGUE): Likewise.
262 2009-12-03 Dave Korn <dave.korn.cygwin@gmail.com>
264 * ggc-page.c (struct free_object): Pull definition out ...
265 (struct globals): .. from here.
267 2009-12-02 Richard Guenther <rguenther@suse.de>
269 * fold-const.c (div_if_zero_remainder): Honor that sizetypes
270 are sign-extending. Simplify.
272 2009-12-02 Richard Henderson <rth@redhat.com>
275 * tree-loop-distribution.c (build_size_arg_loc): Tidy.
276 (generate_memset_zero): Convert to sizetype properly. Tidy.
278 2009-12-02 Richard Guenther <rguenther@suse.de>
280 * lto-streamer-out.c (pack_ts_decl_common_value_fields):
281 Do not pretend we have value exprs.
283 2009-12-02 Richard Guenther <rguenther@suse.de>
286 * fold-const.c (try_move_mult_to_index): Do not leak
287 domain types into the IL.
289 2009-12-02 Richard Guenther <rguenther@suse.de>
292 * tree.c (free_lang_data): Disable if not using LTO.
294 2009-12-02 Richard Guenther <rguenther@suse.de>
297 * cfgloopmanip.c (remove_path): Avoid cancelling loops twice.
299 2009-12-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
302 * tree.h (int_or_pointer_precision): Remove.
303 * tree.c (int_or_pointer_precision): Remove.
304 (integer_pow2p): Use TYPE_PRECISION instead.
305 (tree_log2): Likewise.
306 (tree_floor_log2): Likewise.
307 (signed_or_unsigned_type_for): Likewise.
308 * fold-const.c (fit_double_type): Likewise.
309 * varasm.c (initializer_constant_valid_p): Likewise.
311 2009-12-02 Ira Rosen <irar@il.ibm.com>
313 * doc/invoke.texi (-fdump-tree-slp): Document.
314 (-ftree-vectorizer-verbose): Update.
315 (-ftree-slp-vectorize): Document.
317 2009-12-02 Nick Clifton <nickc@redhat.com>
319 * config/rx/rx.c (rx_conditional_register_usage): Do not warn if
320 no fixed registers are available for interrupt handlers. Do not
321 fix normal registers.
322 (MUST_SAVE_ACC_REGISTER): New macro.
323 (rx_get_stack_layout): Create a stack frame for fast interrupt
324 handlers, if necessary. Push extra registers if needed in order
325 to save the accumulator.
326 (rx_expand_prologue): Create a stack frame for fast interrupt
327 handlers, if necessary.
328 (rx_expand_builtin_mvfc): Handle the case where there is no target.
330 2009-12-01 Sebastian Pop <sebastian.pop@amd.com>
332 * config/i386/abmintrin.h (__lzcnt16): New.
335 * config/i386/i386-builtin-types.def (UINT16_FTYPE_UINT16): New.
336 * config/i386/i386.c (IX86_BUILTIN_CLZS): New.
337 (bdesc_special_args): Add __builtin_clzs.
338 (ix86_expand_args_builtin): Handle UINT16_FTYPE_UINT16.
340 2009-12-01 Sebastian Pop <sebastian.pop@amd.com>
342 * config/i386/abmintrin.h (_mm_popcnt_u32): New.
343 (_mm_popcnt_u64): New.
345 2009-12-01 Sebastian Pop <sebastian.pop@amd.com>
347 * config/i386/abmintrin.h: New.
348 * config/i386/i386-c.c (ix86_target_macros_internal): Defined __ABM__.
349 * config/i386/x86intrin.h: Include abmintrin.h when __ABM__ is defined.
351 2009-12-01 Uros Bizjak <ubizjak@gmail.com>
353 * config/i386/i386.md (SWI124): Rename from CRC32MODE.
354 (crc32modesuffix): Remove.
355 (crc32modeconstraint): Ditto.
356 (sse4_2_crc32<mode>): Update for renamed mode iterator. Use
357 imodesuffix instead of crc32modesuffix and <r>m instead of
360 2009-12-01 Jakub Jelinek <jakub@redhat.com>
363 * tree-cfgcleanup.c (cleanup_omp_return): Don't ICE if control_bb
364 contains no statements.
366 2009-12-01 Grigori Fursin <grigori.fursin@inria.fr>
367 Joern Rennecke <amylaar@spamcop.net>
369 * cgraphunit.c (plugin.h): Include.
370 (ipa_passes): Invoke PLUGIN_ALL_IPA_PASSES_START /
371 PLUGIN_ALL_IPA_PASSES_END at start / end of processing.
372 * gcc-plugin.h (highlev-plugin-common.h, hashtab.h): Include.
373 (enum plugin_event): Define by including plugin.def.
374 Last enumerator is now called PLUGIN_EVENT_FIRST_DYNAMIC.
375 (plugin_event_name): Change type to const char **.
376 (get_event_last, get_named_event_id, unregister_callback): Declare.
377 (register_callback): Change type of event argument to int.
378 (highlev-plugin-common.h): New file.
379 * Makefile.in (GCC_PLUGIN_H): Add highlev-plugin-common.h and
381 (tree-optimize.o passes.o): Depend on $(PLUGIN_H).
382 (PLUGIN_HEADERS): Add opts.h, $(PARAMS_H) and plugin.def.
383 (s-header-vars): New rule.
384 (install-plugin): Depend on s-header-vars. Install b-header-vars.
385 * params.c (get_num_compiler_params): New function.
386 * params.h (get_num_compiler_params): Declare.
387 * passes.c (plugin.h): Include.
388 (make_pass_instance): Invoke PLUGIN_NEW_PASS.
389 (do_per_function_toporder, pass_init_dump_file): No longer static.
390 (pass_fini_dump_file): Likewise.
391 (execute_one_pass): Likewise. Invoke PLUGIN_OVERRIDE_GATE and
392 PLUGIN_PASS_EXECUTION.
393 (execute_ipa_pass_list): Invoke PLUGIN_EARLY_GIMPLE_PASSES_START and
394 PLUGIN_EARLY_GIMPLE_PASSES_END.
395 * plugin.c (plugin_event_name_init): New array, defined by
396 including plugin.def.
397 (FMT_FOR_PLUGIN_EVENT): Update.
398 (plugin_event_name): Change type to const char ** and initialize
399 to plugin_event_name_init.
400 (event_tab, event_last, event_horizon): New variable.
401 (get_event_last): New function.
402 (plugin_callbacks_init): New array.
403 (plugin_callbacks: Change type to struct callback_info **.
404 Initialize to plugin_callbacks_init.
405 (htab_event_eq, get_named_event_id, unregister_callback): New function.
406 (invoke_plugin_va_callbacks): Likewise.
407 (register_callback): Change type of event argument to int.
408 Handle new events. Allow dynamic events.
409 (invoke_plugin_callbacks): Likewise. Return success status.
410 (plugins_active_p): Allow dynamic callbacks.
411 * plugin.def: New file.
412 * plugin.h (invoke_plugin_callbacks): Update prototype.
413 (invoke_plugin_va_callbacks): Declare.
414 * tree-optimize.c (plugin.h): Include.
415 (tree_rest_of_compilation): Invoke PLUGIN_ALL_PASSES_START and
416 PLUGIN_ALL_PASSES_END.
417 * tree-pass.h (execute_one_pass, pass_init_dump_file): Declare.
418 (pass_fini_dump_file, do_per_function_toporder): Likewise.
419 * doc/plugin.texi: Document new event types.
421 2009-12-01 Martin Jambor <mjambor@suse.cz>
423 PR tree-optimization/42237
424 * tree-sra.c (sra_ipa_modify_assign): Split gimple_reg_type assignments
425 in between references into two.
427 2009-12-01 Richard Guenther <rguenther@suse.de>
429 * tree-inline.c (copy_tree_body_r): Do not set TREE_BLOCK
430 to the block of the call when remapping a type.
432 2009-12-01 Martin Jambor <mjambor@suse.cz>
434 * cgraph.h (struct cgraph_edge): Reorder fields. Make loop_nest
436 * ipa-prop.h (struct ipa_param_call_note): Likewise.
437 * ipa-prop.c (ipa_note_param_call): Initialize note->loop_nest.
439 2009-12-01 Richard Guenther <rguenther@suse.de>
441 * final.c (rest_of_clean_state): If -fcompare-debug is
442 given dump final insns without UIDs.
443 * tree-ssa-live.c (remove_unused_scope_block_p): Remove
444 after_inlining checks.
446 2009-11-30 Chao-ying Fu <fu@mips.com>
448 * config/mips/mips-dsp.md (mips_lhx_<mode>): Use sign_extend.
450 2009-11-30 Dave Korn <dave.korn.cygwin@gmail.com>
452 * configure.ac (USE_CYGWIN_LIBSTDCXX_WRAPPERS): Define to reflect
453 status of AC_CHECK_FUNC for Cygwin DLL libstdc++ support wrappers.
454 * configure: Regenerate.
455 * config.in: Regenerate.
457 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Define list of --wrap
458 options for Cygwin DLL libstdc++ support wrappers.
459 (CXX_WRAP_SPEC_OPT): Define spec to use wrappers or not by default
460 according to defined value of USE_CYGWIN_LIBSTDCXX_WRAPPERS.
461 (CXX_WRAP_SPEC): Define entire wrapper spec in or out according to
462 whether USE_CYGWIN_LIBSTDCXX_WRAPPERS is even defined or not.
463 (LINK_SPEC): Include CXX_WRAP_SPEC.
464 * gcc/config/i386/winnt.c (wrapper_strcmp): New qsort helper function.
465 (i386_find_on_wrapper_list): Check if a function is found on the list
466 of libstdc++ wrapper options.
467 (i386_pe_file_end): If we are importing a wrapped function, also emit
468 an external declaration for the real version.
469 * config/i386/cygming.opt (muse-libstdc-wrappers): New option for
470 Cygwin targets. Update copyright year.
472 2009-11-30 Steve Ellcey <sje@cup.hp.com>
473 Jakub Jelinek <jakub@redhat.com>
475 * function.c (instantiate_virtual_regs_in_insn): Copy to new reg
478 2009-11-30 Anatoly Sokolov <aesok@post.ru>
480 * config/sh/sh.c (sh_promote_prototypes): Make static.
481 (sh_function_value, sh_libcall_value, sh_function_value_regno_p): New
483 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
484 * config/sh/sh.h (FUNCTION_VALUE_REGNO_P): Redefine, use
485 sh_function_value_regno_p.
486 (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
487 * config/sh/sh-protos.h (sh_function_value_regno_p): Declare.
488 (sh_promote_prototypes) : Remove.
490 2009-11-30 Julian Brown <julian@codesourcery.com>
492 * config/arm/arm.h (PREFERRED_RELOAD_CLASS): Don't restrict Thumb-2
495 2009-11-30 Richard Henderson <rth@redhat.com>
497 * config/i386/i386.c (ix86_vec_interleave_v2df_operator_ok): New.
498 (bdesc_special_args): Update insn codes.
499 (avx_vpermilp_parallel): Correct range check.
500 (ix86_rtx_costs): Handle vector permutation rtx codes.
501 (struct expand_vec_perm_d): Move earlier.
502 (get_mode_wider_vector): New.
503 (expand_vec_perm_broadcast_1): New.
504 (ix86_expand_vector_init_duplicate): Use it. Tidy AVX modes.
505 (expand_vec_perm_broadcast): New.
506 (ix86_expand_vec_perm_builtin_1): Use it.
507 * config/i386/i386-protos.h: Update.
508 * config/i386/predicates.md (avx_vbroadcast_operand): New.
509 * config/i386/sse.md (AVX256MODE24P): New.
510 (ssescalarmodesuffix2s): New.
511 (avxhalfvecmode, avxscalarmode): Fill out to all modes.
512 (avxmodesuffixf2c): Add V8SI, V4DI.
513 (vec_dupv4sf): New expander.
514 (*vec_dupv4sf_avx): Add vbroadcastss alternative.
515 (*vec_set<mode>_0_avx, **vec_set<mode>_0_sse4_1): Macro-ize for
516 V4SF and V4SI. Move C alternatives to front. Add insertps and
518 (*vec_set<mode>_0_sse2): Split out from ...
519 (vec_set<mode>_0): Macro-ize for V4SF and V4SI.
520 (vec_interleave_highv2df, vec_interleave_lowv2df): Require register
521 destination; use ix86_vec_interleave_v2df_operator_ok, instead of
522 ix86_fixup_binary_operands.
523 (*avx_interleave_highv2df, avx_interleave_lowv2df): Add movddup.
524 (*sse3_interleave_highv2df, sse3_interleave_lowv2df): New.
525 (*avx_movddup, *sse3_movddup): Remove. New splitter from
526 vec_select form to vec_duplicate form.
527 (*sse2_interleave_highv2df, sse2_interleave_lowv2df): Use
528 ix86_vec_interleave_v2df_operator_ok.
529 (avx_movddup256, avx_unpcklpd256): Change to expanders, merge into ...
530 (*avx_unpcklpd256): ... here.
531 (*vec_dupv4si_avx): New.
532 (*vec_dupv2di_avx): Add movddup alternative.
533 (*vec_dupv2di_sse3): New.
534 (vec_dup<AVX256MODE24P>): Replace avx_vbroadcasts<AVXMODEF4P> and
535 avx_vbroadcastss256; represent with vec_duplicate instead of
536 nested vec_concat operations.
537 (avx_vbroadcastf128_<mode>): Rename from
538 avx_vbroadcastf128_p<avxmodesuffixf2c>256.
539 (*avx_vperm_broadcast_v4sf): New.
540 (*avx_vperm_broadcast_<AVX256MODEF2P>): New.
542 2009-11-30 Martin Jambor <mjambor@suse.cz>
545 * tree-sra.c (struct access): New field grp_different_types.
546 (dump_access): Dump grp_different_types.
547 (compare_access_positions): Prefer scalars and vectors over other
549 (sort_and_splice_var_accesses): Set grp_different_types if appropriate.
550 (sra_modify_expr): Use the original also when dealing with a complex
551 or vector group accessed as multiple types.
553 2009-11-30 Richard Henderson <rth@redhat.com>
555 * config/i386/i386.c (avx_vperm2f128_parallel): New.
556 * config/i386/i386-protos.h: Declare it.
557 * config/i386/predicates.md (avx_vperm2f128_v8sf_operand,
558 avx_vperm2f128_v8si_operand, avx_vperm2f128_v4df_operand): New.
559 * config/i386/sse.md (avx_vperm2f128<mode>3): Change to expander.
560 (*avx_vperm2f128<mode>_full): Renamed from avx_vperm2f128<mode>3.
561 (*avx_vperm2f128<mode>_nozero): New.
563 2009-11-30 Richard Henderson <rth@redhat.com>
565 * config/i386/i386-builtin-types.def (V4DF_FTYPE_V4DF_V4DF_V4DI): New.
566 (V8SF_FTYPE_V8SF_V8SF_V8SI): New.
567 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Support
568 V4DF and V8SF for AVX; relax constraint on V4SF to SSE1 from SSE2.
569 (IX86_BUILTIN_VEC_PERM_V4DF, IX86_BUILTIN_VEC_PERM_V8SF): New.
570 (bdesc_args): Add them.
571 (ix86_expand_builtin): Expand them.
572 (expand_vec_perm_pshufb2): Only operate on 16-byte vectors.
574 2009-11-30 Martin Jambor <mjambor@suse.cz>
577 * ipa-prop.c (ipa_write_node_info): Initialize note_count to zero.
579 2009-11-30 Jakub Jelinek <jakub@redhat.com>
581 * ipa-reference.c (propagate): Only dump bitmaps if computed.
583 2009-11-30 Olga Golovanevsky <olga@il.ibm.com>
586 * ipa-struct-reorg.c (new_var_eq): Use DECL_UID to hash new variables.
587 (new_var_hash): Likewise.
588 (is_in_new_vars_htab): Likewise.
589 (add_to_new_vars_htab): Likewise.
591 2009-11-30 Ira Rosen <irar@il.ibm.com>
593 * tree-vect-stmts.c (vectorizable_assignment): Support
596 2009-11-30 Richard Guenther <rguenther@suse.de>
598 * doc/contrib.texi (Contributors): Add myself.
600 2009-11-30 Richard Guenther <rguenther@suse.de>
602 * tree.c (free_lang_data): Do not set debug_info_level to
605 2009-11-30 Richard Guenther <rguenther@suse.de>
609 * expr.c (expand_expr_addr_expr_1): Properly expand the initializer
612 2009-11-30 Richard Guenther <rguenther@suse.de>
614 * tree-into-ssa.c (insert_phi_nodes): Add PHI nodes in
617 2009-11-30 Richard Guenther <rguenther@suse.de>
619 * tree-dump.c (dump_option_value_in): Add TDF_NOUID.
620 * tree-pass.h (TDF_NOUID): Likewise.
621 * print-rtl.c: Include tree-pass.h.
622 (print_mem_expr): Pass dump_flags.
623 (print_rtx): Likewise.
624 * print-tree.c: Include tree-pass.h.
625 (print_node_brief): Handle TDF_NOUID.
626 (print_node): Likewise.
627 * tree-pretty-print.c (dump_decl_name): Likewise.
628 (dump_generic_node): Likewise.
629 * Makefile.in (print-rtl.o, print-tree.o): Add $(TREE_PASS_H)
632 2009-11-30 Nick Clifton <nickc@redhat.com>
634 * config/stormy16/stormy16-lib2-count-leading-zeros.c: Delete.
635 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Remove
636 stormy16-lib2-count-leading-zeros.c.
637 * config/stormy16/stormy16-lib2.c (__clzhi2): Move code from
638 __stormy16_count_leading_zeros() into this function.
639 (__ctzhi2): Use __builtin_clz.
640 (__ffshi2): Likewise.
642 2009-11-30 Eric Botcazou <ebotcazou@adacore.com>
644 * config/sparc/sparc.c (DF_MODES): Simplify.
645 (TF_ONLY_MODES, OF_ONLY_MODES): Delete.
646 (TF_MODES, OF_MODES): Adjust for above change.
647 (TF_MODES_NO_S, OF_MODES_NO_S): Likewise.
648 * config/sparc/sparc.h (REGNO_REG_CLASS): Move around.
650 2009-11-30 Paolo Bonzini <bonzini@gnu.org>
652 PR rtl-optimization/41812
653 * fwprop.c (local_md, local_lr): New globals.
654 (process_defs, process_uses): Remove local_md argument. Never
655 consider dead pseudos to have singleton def-use chains.
656 (single_def_use_enter_block): Perform LR simulation.
657 (build_single_def_use_links): Remove local_md local variable.
658 Add DF_NOTE. Allocate local_lr.
659 (fwprop_done): Do not remove DF_CHAIN, we do not use it anymore.
660 * df-problems.c (df_md_scratch): New.
661 (df_md_alloc, df_md_free): Allocate/free it.
662 (df_md_local_compute): Only include live registers in init.
663 (df_md_transfer_function): Prune the in-set computed by
664 the confluence function, and the gen-set too.
666 2009-11-30 Hans-Peter Nilsson <hp@axis.com>
668 PR rtl-optimization/40086
669 * reorg.c (relax_delay_slots): When looking for redundant insn at
670 the branch target, use next_real_insn, not next_active_insn.
672 2009-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
674 * doc/install.texi: Update minimum MPC version to 0.8.
676 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
678 * config/rs6000/rs6000.md (fnmaddsf4_powerpc_1): Remove
679 HONOR_SIGNED_ZEROS final condition.
680 (fnmsubsf4_powerpc_1): Same.
681 (fnmadddf4_fpr_1): Same.
682 (fnmsubdf4_fpr_1): Same.
684 2009-11-29 Ira Rosen <irar@il.ibm.com>
686 PR tree-optimization/42193
687 * tree-vect-stmts.c (vectorizable_operation): Set vectorization factor
688 to 1 in case of basic block SLP.
689 (vectorizable_load): Likewise.
691 2009-11-28 Jan Hubicka <jh@suse.cz>
693 * cgraph.c (same_body_alias_1): Break out of
694 (same_body_alias): ... here; remove comdat check; it is handled
696 (cgraph_add_thunk): New.
697 (dump_cgraph_node): Dump aliases and thunks.
698 * cgraph.h (cgraph_thunk_info): New structure.
699 (struct cgraph_node): Add thunk info.
700 (cgraph_add_thunk): New.
701 * cgraphunit.c (cgraph_emit_thunks): Remove.
702 (cgraph_finalize_compilation_unit): Do not call cgraph_emit_thunks.
703 (assemble_thunk): New function.
704 (cgraph_expand_function): Handle thunks.
706 (init_lowered_empty_function): New.
707 * cp-objcp-common.h (LANG_HOOKS_CALLGRAPH_EMIT_ASSOCIATED_THUNKS):
709 * lto-cgraph.c (lto_output_node): Stream thunk info.
710 (input_node): Likewise.
711 * langhooks.h (lang_hooks_for_callgraph): Remove emit_associated_thunks.
712 * langhooks-def.h (LANG_HOOKS_CALLGRAPH_EMIT_ASSOCIATED_THUNKS): Remove.
713 (LANG_HOOKS_CALLGRAPH_INITIALIZER): Update.
714 * i386.c (x86_output_mi_thunk): Make output prettier.
716 2009-11-28 Richard Guenther <rguenther@suse.de>
718 PR tree-optimization/42183
719 * tree-nrv.c (tree_nrv): Bail out if the RESULT_DECL has its
720 address taken. Merge the addressable state of the NRV
721 variable and the result instead of copying it.
723 2009-11-28 Jakub Jelinek <jakub@redhat.com>
725 * matrix-reorg.c (analyze_matrix_allocation_site): Remove unused
726 malloc_fname variable.
727 (check_allocation_function): Remove unused gsi and bb_level_0
729 (transform_access_sites): Remove unused d_type_size and d_type_size_k
731 * omega.c (resurrect_subs): Remove unused n variable.
732 (omega_solve_geq): Remove unused neweqns variable.
733 * lto-streamer-in.c (lto_read_tree): Remove unused end_marker variable.
734 * tree-inline.c (declare_return_variable): Remove USE_P argument,
735 return use instead of var.
736 (remap_decl, remap_block): Remove unused fn variable.
737 (expand_call_inline): Remove unused retvar variable, adjust
738 declare_return_variable caller.
739 (optimize_inline_calls): Remove unused prev_fn variable.
740 * tree-vect-slp.c (vect_analyze_slp_instance): Remove unused ncopies
742 (vect_create_mask_and_perm): Remove unused group_size and dr_chain_size
744 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle MINUS_EXPR
746 * tree-vect-loop.c (vect_analyze_loop_form): Remove unused backedge
748 (vect_create_epilog_for_reduction): Remove unused bytesize variable.
749 * omp-low.c (workshare_safe_to_combine_p): Remove par_entry_bb
750 parameter. Remove unused par_stmt variable.
751 (determine_parallel_type): Adjust workshare_safe_to_combine_p caller.
752 (expand_omp_sections): Remove unused l1 variable.
753 (lower_omp_for): Remove unused ilist variable.
754 * tree-loop-distribution.c (mark_nodes_having_upstream_mem_writes):
755 Remove unused has_upstream_mem_write_p variable.
756 * recog.c (decode_asm_operands): Remove unused noperands variable.
757 * tree-ssa-alias.c (refs_may_alias_p_1): Remove unused size1 and
759 * libgcov.c (__gcov_merge_delta): Remove unused last variable.
760 * tree-call-cdce.c (gen_conditions_for_pow_int_base): Remove unused
762 (gen_conditions_for_pow): Remove unused ec variable.
763 * tree-ssa-sccvn.c (vn_reference_lookup_3): Remove unused size
765 * ipa-struct-reorg.c (program_redefines_malloc_p): Remove unused
767 * tree-ssa-sink.c (statement_sink_location): Remove unused code
769 * regmove.c (copy_src_to_dest): Remove unused insn_uid and move_uid
771 * tree-complex.c (create_one_component_var): Remove unused inner_type
773 * calls.c (emit_call_1): Don't GEN_INT (struct_value_size)
774 unnecessarily when GEN_*CALL omits that argument.
775 * regrename.c (regrename_optimize): Remove unused regs_seen variable.
776 (build_def_use): Remove unused icode variable.
777 * ipa-pure-const.c (check_call): Remove unused callee and avail
779 * tree-dfa.c (add_referenced_var): Remove unused v_ann variable.
780 * tree-vect-patterns.c (vect_recog_pow_pattern): Remove unused type
782 (vect_pattern_recog): Remove unused stmt variable.
783 * sel-sched-ir.c (make_regions_from_the_rest): Remove unused
784 new_regions variable.
785 * postreload.c (reload_cse_simplify_operands): Remove unused mode
787 * tree-parloops.c (create_call_for_reduction_1): Remove unused
789 (create_parallel_loop): Remove unused res variable.
790 (gen_parallel_loop): Remove unused nloop variable.
791 * tree-vect-loop-manip.c (vect_loop_versioning): Likewise.
792 * value-prof.c (gimple_mod_subtract_transform,
793 gimple_stringops_transform): Remove unused value variable.
794 (gimple_stringops_values_to_profile): Remove unused fcode variable.
795 * tree-vrp.c (register_new_assert_for): Remove unused found variable.
796 (vrp_visit_switch_stmt): Remove unused n variable.
797 * tree-vect-stmts.c (vectorizable_conversion): Remove unused expr
799 (vectorizable_operation): Remove unused shift_p variable.
800 (vectorizable_store): Remove unused first_stmt_vinfo variable.
801 * tree-ssa-operands.c (add_stmt_operand): Remove unused v_ann variable.
802 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove unused bb
804 (vect_permute_store_chain): Remove unused scalar_dest variable.
805 (vect_supportable_dr_alignment): Remove unused invariant_in_outerloop
807 * tree-ssa-threadupdate.c (thread_single_edge): Remove unused
809 * tree-optimize.c (tree_rest_of_compilation): Remove unused node
811 * optabs.c (expand_binop): Remove unused equiv_value variable.
812 (emit_libcall_block): Remove unused prev variable.
813 (init_optabs): Remove unused int_mode variable.
814 * tree-ssa-structalias.c (scc_visit): Remove unused have_ref_node
816 (do_structure_copy): Remove unused lhsbase and rhsbase variables.
817 (find_func_aliases): Remove unused rhstype variable.
818 (ipa_pta_execute): Remove unused varid variable.
820 2009-11-28 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
822 * config/avr/avr.h (ASM_OUTPUT_EXTERNAL): Add.
824 2009-11-28 David Binderman <dcb314@hotmail.com>
826 * ira-color.c (put_allocno_into_bucket): Remove set but not used
827 local variable hard_regs_num.
828 * ira-lives.c (process_single_reg_class_operands): Remove cover_class.
829 * loop-unswitch.c (unswitch_loop): Remove zero_bitmap.
830 * lower-subreg.c (decompose_multiword_subregs): Remove next.
832 2009-11-27 Martin Jambor <mjambor@suse.cz>
835 * tree-sra.c (get_replaced_param_substitute): Call create_tmp_var
836 instead of create_tmp_var. Set DECL_GIMPLE_REG_P to one manually
837 for vector and complex types.
838 (get_adjustment_for_base): Describe return value in the comment.
840 2009-11-27 Nick Clifton <nickc@redhat.com>
842 * longlong.h (count_leading_zeros): Define macro for stormy16 target.
843 (COUNT_LEADING_ZEROS_0): Likewise.
844 * config/stormy16/stormy16-lib2.c: Arrange for separate
845 compilation of each function.
846 (__ffshi2): New function.
847 (__stormy16_count_leading_zeros): New function.
848 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Use stub files to
849 compile each function into its own object file.
850 (stormy16-lib2-ashlsi3.c): New stub file.
851 (stormy16-lib2-ashrsi3.c): New stub file.
852 (stormy16-lib2-clzhi2.c): New stub file.
853 (stormy16-lib2-count-leading-zeros.c): New stub file.
854 (stormy16-lib2-ctzhi2.c): New stub file.
855 (stormy16-lib2-divsi3.c): New stub file.
856 (stormy16-lib2-ffshi2.c): New stub file.
857 (stormy16-lib2-lshrsi3.c): New stub file.
858 (stormy16-lib2-modsi3.c): New stub file.
859 (stormy16-lib2-parityhi2.c): New stub file.
860 (stormy16-lib2-popcounthi2.c): New stub file.
861 (stormy16-lib2-udivmodsi4.c): New stub file.
862 (stormy16-lib2-udivsi3.c): New stub file.
863 (stormy16-lib2-umodsi3.c): New stub file.
865 2009-11-27 Richard Henderson <rth@redhat.com>
867 * config/i386/sse.md (vec_interleave_highv16qi,
868 vec_interleave_lowv16qi, vec_interleave_highv8hi,
869 vec_interleave_lowv8hi, vec_interleave_highv4si,
870 vec_interleave_lowv4si, vec_interleave_highv2di,
871 vec_interleave_lowv2di, vec_interleave_highv4sf,
872 vec_interleave_lowv4sf, vec_interleave_highv2df,
873 vec_interleave_lowv2df): Remove expanders.
874 (sse_unpcklps, sse_unpckhps, sse2_unpckhpd_exp, sse2_unpcklpd_exp,
875 sse2_punpckhqdq, sse2_punpcklqdq, sse2_punpckhbw, sse2_punpcklbw,
876 sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq):
877 Rename to their proper vec_interleave equivalent. Update all users
879 * config/i386/i386.c, config/i386/i386.md: Update all users.
881 2009-11-27 Michael Matz <matz@suse.de>
883 PR rtl-optimization/42084
884 * cfgexpand.c (maybe_cleanup_end_of_block): Add new parameter,
885 use it to stop walking.
886 (expand_gimple_cond): Adjust call to above.
888 2009-11-27 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
891 * gthr-solaris.h (__gthread_mutex_destroy): Remove UNUSED.
892 [SUPPORTS_WEAK && GTHREAD_USE_WEAK] (__gthread_active_p): Use
893 __extension__ to allow cast from function pointer to object
895 * doc/install.texi (--enable-threads): Clarify use of Solaris threads.
897 2009-11-27 Steven Bosscher <steven@gcc.gnu.org>
899 * config/ia64/itanium1.md: Remove.
900 * config/ia64/ia64.md: Do not include it.
901 * config/ia64/ia64.c (ia64_handle_option): Remove "itanium",
902 "itanium1", and "merced" from the processor alias table.
903 (clocks, add_cycles): Remove global variables.
904 (ia64_sched_reorder2): Don't set/use them.
905 (ia64_dfa_new_cycle, ia64_h_i_d_extended, ia64_reorg): Likewise.
906 (bundling): Likewise. Remove extra pass for MMMUL/MMSHF.
908 2009-11-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
910 * config/s390/s390.c (last_scheduled_insn): New variable.
911 (s390_fpload_toreg, s390_z10_prevent_earlyload_conflicts): New
913 (s390_sched_reorder, s390_sched_variable_issue): New functions.
914 (TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_REORDER): Target hooks
917 2009-11-27 Michael Matz <matz@suse.de>
920 * tree-eh.c (lower_catch): Stop after expanding a catch-all.
922 2009-11-27 Richard Guenther <rguenther@suse.de>
924 * timevar.def (TV_LOOP_MOVE_INVARIANTS, TV_LOOP_UNSWITCH,
925 TV_LOOP_UNROLL, TV_LOOP_DOLOOP): New timevars.
926 * loop-init.c (pass_rtl_move_loop_invariants): Use
927 TV_LOOP_MOVE_INVARIANTS.
928 (pass_rtl_unswitch): Use TV_LOOP_UNSWITCH.
929 (pass_rtl_unroll_and_peel): Use TV_LOOP_UNROLL.
930 (pass_rtl_doloop): Use TV_LOOP_DOLOOP.
932 2009-11-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
934 * emit-rtl.c (next_active_insn, prev_active_insn): Correct comment.
936 2009-11-27 Jakub Jelinek <jakub@redhat.com>
938 * config/i386/i386.c (ix86_emit_restore_sse_regs_using_mov): Remove
939 unused insn variable.
940 * genemit.c (output_peephole2_scratches): Only declare and initialize
941 _regs_allocated if it will be ever used.
942 * cfgloopmanip.c (create_empty_if_region_on_edge): Remove unused
944 (create_empty_loop_on_edge): Remove unused freq and cnt variables.
945 * unwind-c.c (PERSONALITY_FUNCTION): Remove unused action_record
948 * opts.c (decode_options): If optimize is bigger than 255,
951 2009-11-26 Richard Henderson <rth@redhat.com>
953 * config/i386/sse.md (mulv16qi3): Change back from an expander
954 to an insn-and-split.
955 (mulv4si): Mention AVX not XOP for AVX exception.
956 (*sse2_mulv4si3): Likewise.
957 (mulv2di3): Use vmulld not vpmacsdd for XOP expansion. Tidy.
959 2009-11-26 Bernd Schmidt <bernd.schmidt@analog.com>
961 * cfgexpand (n_stack_vars_conflict): New static variable.
962 (triangular_index): Reduce likelyhood of overflow by performing
963 the division before the multiplication.
964 (resize_stack_vars_conflict): Call fatal_error if overflow
965 occurred in triangular_index. Update n_stack_vars_conflict.
968 * regrename.c (struct du_chain): Remove member earlyclobber.
969 (scan_rtx_reg): Don't set it. Remove argument earlyclobber,
971 (scan_rtx): Remove argument earlyclobber, all callers changed.
972 (hide_operands, restore_operands, record_out_operands): New functions,
973 broken out of build_def_use.
974 (build_def_use): Call them as necessary.
976 * regrename.c (struct du_head): New members id, conflicts,
977 hard_conflicts and cannot_rename.
978 (enum scan_actions): Remove terminate_all_read and
979 terminate_overlapping_read; add mark_all_read.
980 (scan_actions_name): Likewise.
981 (du_head_p): New typedef. Define a vector type for it.
982 (id_to_chain): New static variable.
983 (note_sets, clear_dead_regs): Delete functions.
984 (free_chain_data): New function.
985 (merge_overlapping_regs): Simply walk the conflicts bitmap.
986 Remove argument B, all callers changed.
987 (regrename_optimize): Allocate id_to_chain. Ignore chains that have
988 the cannot_rename bit set. Update regno and nregs of a renamed chain.
989 Call free_chain_data when done.
990 (do_replace): Remove death notes when the renamed reg is set in the
991 last insn; add them if not.
992 (mark_conflict, note_sets_clobbers): New static function.
993 (fail_current_block, current_id, open_chains_set, live_hard_regs): New
995 (scan_rtx_reg): Keep track of conflicts between chains, and between
996 chains and hard regs. Don't terminate chains when we find a read we
997 can't handle, mark it unrenameable instead. For terminate_write,
998 terminate chains that are written with an exact match or a superset
999 of registers. Set fail_current_block if multi-word lifetimes are too
1001 (scan_rtx_address): Use mark_all_read instead of terminate_all_read.
1002 (build_def_use): Initialize current_id, live_chains and live_hard_regs;
1003 free memory for them when done.
1004 Rearrange the steps so that earlyclobbers are noted before reads
1005 are processed. Add new steps to keep track of hard register lifetimes
1006 outside insn operands.
1008 2009-11-26 Richard Guenther <rguenther@suse.de>
1010 * tree-ssa-dce.c (nr_walks): New variable.
1011 (mark_aliased_reaching_defs_necessary): Adjust oracle cut-off.
1012 (perform_tree_ssa_dce): Init nr_walks.
1014 2009-11-26 Michael Matz <matz@suse.de>
1016 PR tree-optimization/41905
1017 * tree-eh.c (lower_eh_constructs_2): Don't add assignments
1018 below statements that can't fall thru.
1020 2009-11-26 Michael Matz <matz@suse.de>
1022 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
1023 expand_builtin_sprintf): Remove.
1024 (expand_builtin): Don't call them.
1026 2009-11-26 Richard Guenther <rguenther@suse.de>
1028 * tree-ssa-dce.c (perform_tree_ssa_dce): Allocate visited bitmap.
1030 2009-11-26 Nick Clifton <nickc@redhat.com>
1032 * config/rx/rx.c (rx_expand_epilogue): Add checks for sibcalls
1033 being used incorrectly.
1034 (rx_function_ok_for_sibcall): New function. Do not allow indirect
1035 sibcalls, or sibcalls from interrupt functions.
1036 (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
1037 * config/rx/rx.md (sibcall): Convert to a define_expand. Check
1038 for a MEM inside a MEM.
1039 (sibcall_value): Likewise.
1040 (sibcall_internal): New pattern containing old sibcall pattern.
1041 (sibcall_value_internal): Likewise.
1043 2009-11-25 Richard Henderson <rth@redhat.com>
1045 * config/i386/i386-builtin-types.awk (DEF_VECTOR_TYPE): Allow an
1046 optional 3rd argument to define the mode.
1047 * config/i386/i386-builtin-types.def (UQI, UHI, USI, UDI): New.
1048 (V2UDI, V4USI, V8UHI, V16UQI): New.
1049 (V4SF_FTYPE_V4SF_V4SF_V4SI, V2UDI_FTYPE_V2UDI_V2UDI_V2UDI,
1050 V4USI_FTYPE_V4USI_V4USI_V4USI, V8UHI_FTYPE_V8UHI_V8UHI_V8UHI,
1051 V16UQI_FTYPE_V16UQI_V16UQI_V16UQI): New.
1052 * config/i386/i386-modes.def: Rearrange for double-wide AVX.
1053 * config/i386/i386-protos.h (ix86_expand_vec_extract_even_odd): New.
1054 * config/i386/i386.c (IX86_BUILTIN_VEC_PERM_*): New.
1055 (bdesc_args): Add the builtin definitions to match.
1056 (ix86_expand_builtin): Expand them.
1057 (ix86_builtin_vectorization_cost): Rename from
1058 x86_builtin_vectorization_cost.
1059 (ix86_vectorize_builtin_vec_perm, struct expand_vec_perm_d,
1060 doublesize_vector_mode, expand_vselect, expand_vselect_vconcat,
1061 expand_vec_perm_blend, expand_vec_perm_vpermil,
1062 expand_vec_perm_pshufb, expand_vec_perm_1,
1063 expand_vec_perm_pshuflw_pshufhw, expand_vec_perm_palignr,
1064 expand_vec_perm_interleave2, expand_vec_perm_pshufb2,
1065 expand_vec_perm_even_odd_1, expand_vec_perm_even_odd,
1066 ix86_expand_vec_perm_builtin_1, extract_vec_perm_cst,
1067 ix86_expand_vec_perm_builtin, ix86_vectorize_builtin_vec_perm_ok,
1068 ix86_expand_vec_extract_even_odd, TARGET_VECTORIZE_BUILTIN_VEC_PERM,
1069 TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): New.
1070 * sse.md (SSEMODE_EO): New.
1071 (vec_extract_even<mode>): Use SSEMODE_EO and
1072 ix86_expand_vec_extract_even_odd.
1073 (vec_extract_odd<mode>): Likewise.
1074 (mulv16qi3, vec_pack_trunc_v8hi, vec_pack_trunc_v4si,
1075 vec_pack_trunc_v2di): Use ix86_expand_vec_extract_even_odd.
1077 2009-11-25 Richard Henderson <rth@redhat.com>
1079 * target.h (targetm.vectorize.builtin_vec_perm_ok): New.
1080 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): New.
1081 * hooks.h, hooks.c (hook_bool_tree_tree_true): New.
1082 * tree-vect-slp.c (vect_create_mask_and_perm): Don't create
1083 the vector constant here...
1084 (vect_transform_slp_perm_load): ... do it here instead. Validate
1085 that the permutation vector is implementable by the target.
1087 2009-11-25 Jakub Jelinek <jakub@redhat.com>
1089 * config/rs6000/sysv4.opt (mregnames): Change Var to rs6000_regnames.
1090 * config/rs6000/sysv4.h (TARGET_REGNAMES): Define.
1092 * print-rtl.c (print_rtx): When printing newline, append
1093 print_rtx_head and indentation after the newline.
1096 * config/i386/i386.c (print_operand): For 32-byte memory use
1097 YMMWORD in -masm=intel mode. Use TBYTE instead of XWORD.
1098 * config/i386/i386.md (crc32modesuffix): Expand to nothing
1099 in -masm=intel mode.
1100 (sse4_2_crc32di): Print just crc32 instead of crc32q in
1102 * config/i386/mmx.md (*mmx_pinsrw): Print correct size of
1103 memory operand in -masm=intel mode.
1104 * config/i386/sse.md (*avx_pinsr<ssevecsize>, *sse4_1_pinsrb,
1105 *sse2_pinsrw): Likewise.
1106 (sse_cvtss2siq, sse_cvtss2siq_2, sse_cvttss2siq): Don't print
1107 q suffix in -masm=intel mode.
1109 2009-11-25 Eric Botcazou <ebotcazou@adacore.com>
1114 * dwarf2out.c (dwarf2out_args_size_adjust): Rename to...
1115 (dwarf2out_stack_adjust): ...this. Do not adjust the arg size for
1116 ACCUMULATE_OUTGOING_ARGS targets. Rename former version to...
1117 (dwarf2out_notice_stack_adjust): ...this. Adjust for above renaming.
1118 (dwarf2out_frame_debug_expr): Revert previous change and adjust for
1120 (dwarf2out_frame_debug): Add ??? comment. Adjust for above renaming.
1122 2009-11-25 Uros Bizjak <ubizjak@gmail.com>
1124 * config/i386/predicates.md (emms_operation): New predicate.
1125 (vzeroupper_operation): Ditto.
1126 (vzeroall_operation): Improve pattern recognition.
1127 * config/i386/sse.md (avx_vzeroupper_rex64): Remove insn pattern.
1128 (avx_vzeroupper): Change insn pattern to expander.
1129 (*avx_vzeroupper): New insn pattern. Use vzeroupper_operation
1131 (*avx_vzeroall): Remove operands 1 and 2.
1132 * config/i386/mmx.md (mmx_emms): Change insn pattern to expander.
1134 (*mmx_emms): New insn pattern. Use emms_operation predicate.
1135 (*mmx_femms): Ditto.
1136 * config/i386/i386.c (enum ix86_builtins)
1137 <IX86_BUILTIN_VZEROUPPER_REX64>: Remove.
1138 (struct builtin_description) <CODE_FOR_avx_vzeroupper_rex64>:
1139 Remove initailization.
1140 <CODE_FOR_avx_vzeroupper>: Unconditionally initialize here.
1142 2009-11-25 Paul Brook <paul@codesourcery.com>
1144 * config/arm/arm.md (consttable_4): Handle (high ...).
1146 2009-11-25 Robert Nelson <robert.nelson@digikey.com>
1147 Richard Earnshaw <rearnsha@arm.com>
1149 * arm.h (enum vfp_reg_type): Add VFP_NONE.
1150 * arm.c (all_fpus): Use it for floating point units that aren't based
1151 on the VFP architecture.
1152 (aapcs_vfp_is_call_or_return_candidate): Make base_mode a pointer to
1155 2009-11-25 H.J. Lu <hongjiu.lu@intel.com>
1157 * alias.c: Remove trailing white spaces.
1158 * alloc-pool.c: Likewise.
1159 * alloc-pool.h: Likewise.
1160 * attribs.c: Likewise.
1161 * auto-inc-dec.c: Likewise.
1162 * basic-block.h: Likewise.
1163 * bb-reorder.c: Likewise.
1164 * bt-load.c: Likewise.
1165 * builtins.c: Likewise.
1166 * builtins.def: Likewise.
1167 * c-common.c: Likewise.
1168 * c-common.h: Likewise.
1169 * c-cppbuiltin.c: Likewise.
1170 * c-decl.c: Likewise.
1171 * c-format.c: Likewise.
1172 * c-lex.c: Likewise.
1173 * c-omp.c: Likewise.
1174 * c-opts.c: Likewise.
1175 * c-parser.c: Likewise.
1176 * c-pretty-print.c: Likewise.
1177 * c-tree.h: Likewise.
1178 * c-typeck.c: Likewise.
1179 * caller-save.c: Likewise.
1180 * calls.c: Likewise.
1182 * cfganal.c: Likewise.
1183 * cfgexpand.c: Likewise.
1184 * cfghooks.c: Likewise.
1185 * cfghooks.h: Likewise.
1186 * cfglayout.c: Likewise.
1187 * cfgloop.c: Likewise.
1188 * cfgloop.h: Likewise.
1189 * cfgloopmanip.c: Likewise.
1190 * cfgrtl.c: Likewise.
1191 * cgraph.c: Likewise.
1192 * cgraph.h: Likewise.
1193 * cgraphbuild.c: Likewise.
1194 * cgraphunit.c: Likewise.
1195 * cif-code.def: Likewise.
1196 * collect2.c: Likewise.
1197 * combine.c: Likewise.
1198 * convert.c: Likewise.
1199 * coverage.c: Likewise.
1200 * crtstuff.c: Likewise.
1202 * cselib.c: Likewise.
1203 * dbgcnt.c: Likewise.
1204 * dbgcnt.def: Likewise.
1205 * dbgcnt.h: Likewise.
1206 * dbxout.c: Likewise.
1210 * defaults.h: Likewise.
1211 * df-byte-scan.c: Likewise.
1212 * df-core.c: Likewise.
1213 * df-problems.c: Likewise.
1214 * df-scan.c: Likewise.
1217 * diagnostic.c: Likewise.
1218 * diagnostic.h: Likewise.
1219 * dominance.c: Likewise.
1220 * domwalk.c: Likewise.
1221 * double-int.c: Likewise.
1222 * double-int.h: Likewise.
1224 * dwarf2asm.c: Likewise.
1225 * dwarf2asm.h: Likewise.
1226 * dwarf2out.c: Likewise.
1227 * ebitmap.c: Likewise.
1228 * ebitmap.h: Likewise.
1229 * emit-rtl.c: Likewise.
1230 * et-forest.c: Likewise.
1231 * except.c: Likewise.
1232 * except.h: Likewise.
1233 * expmed.c: Likewise.
1236 * final.c: Likewise.
1237 * flags.h: Likewise.
1238 * fold-const.c: Likewise.
1239 * function.c: Likewise.
1240 * function.h: Likewise.
1241 * fwprop.c: Likewise.
1243 * gcov-dump.c: Likewise.
1244 * gcov-io.c: Likewise.
1245 * gcov-io.h: Likewise.
1248 * genattr.c: Likewise.
1249 * genattrtab.c: Likewise.
1250 * genautomata.c: Likewise.
1251 * genchecksum.c: Likewise.
1252 * genconfig.c: Likewise.
1253 * genflags.c: Likewise.
1254 * gengtype-parse.c: Likewise.
1255 * gengtype.c: Likewise.
1256 * gengtype.h: Likewise.
1257 * genmddeps.c: Likewise.
1258 * genmodes.c: Likewise.
1259 * genopinit.c: Likewise.
1260 * genpreds.c: Likewise.
1261 * gensupport.c: Likewise.
1262 * ggc-common.c: Likewise.
1263 * ggc-page.c: Likewise.
1264 * ggc-zone.c: Likewise.
1266 * gimple-iterator.c: Likewise.
1267 * gimple-low.c: Likewise.
1268 * gimple-pretty-print.c: Likewise.
1269 * gimple.c: Likewise.
1270 * gimple.def: Likewise.
1271 * gimple.h: Likewise.
1272 * gimplify.c: Likewise.
1273 * graphds.c: Likewise.
1274 * graphite-clast-to-gimple.c: Likewise.
1275 * gthr-nks.h: Likewise.
1276 * gthr-posix.c: Likewise.
1277 * gthr-posix.h: Likewise.
1278 * gthr-posix95.h: Likewise.
1279 * gthr-single.h: Likewise.
1280 * gthr-tpf.h: Likewise.
1281 * gthr-vxworks.h: Likewise.
1283 * haifa-sched.c: Likewise.
1284 * hard-reg-set.h: Likewise.
1285 * hooks.c: Likewise.
1286 * hooks.h: Likewise.
1287 * hosthooks.h: Likewise.
1288 * hwint.h: Likewise.
1289 * ifcvt.c: Likewise.
1290 * incpath.c: Likewise.
1291 * init-regs.c: Likewise.
1292 * integrate.c: Likewise.
1293 * ipa-cp.c: Likewise.
1294 * ipa-inline.c: Likewise.
1295 * ipa-prop.c: Likewise.
1296 * ipa-pure-const.c: Likewise.
1297 * ipa-reference.c: Likewise.
1298 * ipa-struct-reorg.c: Likewise.
1299 * ipa-struct-reorg.h: Likewise.
1300 * ipa-type-escape.c: Likewise.
1301 * ipa-type-escape.h: Likewise.
1302 * ipa-utils.c: Likewise.
1303 * ipa-utils.h: Likewise.
1305 * ira-build.c: Likewise.
1306 * ira-color.c: Likewise.
1307 * ira-conflicts.c: Likewise.
1308 * ira-costs.c: Likewise.
1309 * ira-emit.c: Likewise.
1310 * ira-int.h: Likewise.
1311 * ira-lives.c: Likewise.
1314 * lambda-code.c: Likewise.
1315 * lambda-mat.c: Likewise.
1316 * lambda-trans.c: Likewise.
1317 * lambda.h: Likewise.
1318 * langhooks.c: Likewise.
1320 * libgcov.c: Likewise.
1321 * lists.c: Likewise.
1322 * loop-doloop.c: Likewise.
1323 * loop-init.c: Likewise.
1324 * loop-invariant.c: Likewise.
1325 * loop-iv.c: Likewise.
1326 * loop-unroll.c: Likewise.
1327 * lower-subreg.c: Likewise.
1328 * lto-cgraph.c: Likewise.
1329 * lto-compress.c: Likewise.
1330 * lto-opts.c: Likewise.
1331 * lto-section-in.c: Likewise.
1332 * lto-section-out.c: Likewise.
1333 * lto-streamer-in.c: Likewise.
1334 * lto-streamer-out.c: Likewise.
1335 * lto-streamer.c: Likewise.
1336 * lto-streamer.h: Likewise.
1337 * lto-symtab.c: Likewise.
1338 * lto-wpa-fixup.c: Likewise.
1339 * matrix-reorg.c: Likewise.
1341 * mode-switching.c: Likewise.
1342 * modulo-sched.c: Likewise.
1343 * omega.c: Likewise.
1344 * omega.h: Likewise.
1345 * omp-low.c: Likewise.
1346 * optabs.c: Likewise.
1347 * optabs.h: Likewise.
1348 * opts-common.c: Likewise.
1350 * params.def: Likewise.
1351 * params.h: Likewise.
1352 * passes.c: Likewise.
1353 * plugin.c: Likewise.
1354 * postreload-gcse.c: Likewise.
1355 * postreload.c: Likewise.
1356 * predict.c: Likewise.
1357 * predict.def: Likewise.
1358 * pretty-print.c: Likewise.
1359 * pretty-print.h: Likewise.
1360 * print-rtl.c: Likewise.
1361 * print-tree.c: Likewise.
1362 * profile.c: Likewise.
1363 * read-rtl.c: Likewise.
1365 * recog.c: Likewise.
1366 * reg-stack.c: Likewise.
1367 * regcprop.c: Likewise.
1368 * reginfo.c: Likewise.
1369 * regmove.c: Likewise.
1370 * regrename.c: Likewise.
1372 * regstat.c: Likewise.
1373 * reload.c: Likewise.
1374 * reload1.c: Likewise.
1375 * resource.c: Likewise.
1377 * rtl.def: Likewise.
1379 * rtlanal.c: Likewise.
1380 * sbitmap.c: Likewise.
1381 * sched-deps.c: Likewise.
1382 * sched-ebb.c: Likewise.
1383 * sched-int.h: Likewise.
1384 * sched-rgn.c: Likewise.
1385 * sched-vis.c: Likewise.
1386 * sdbout.c: Likewise.
1387 * sel-sched-dump.c: Likewise.
1388 * sel-sched-dump.h: Likewise.
1389 * sel-sched-ir.c: Likewise.
1390 * sel-sched-ir.h: Likewise.
1391 * sel-sched.c: Likewise.
1392 * sel-sched.h: Likewise.
1395 * simplify-rtx.c: Likewise.
1396 * stack-ptr-mod.c: Likewise.
1398 * stor-layout.c: Likewise.
1399 * store-motion.c: Likewise.
1400 * stringpool.c: Likewise.
1401 * stub-objc.c: Likewise.
1402 * sync-builtins.def: Likewise.
1403 * target-def.h: Likewise.
1404 * target.h: Likewise.
1405 * targhooks.c: Likewise.
1406 * targhooks.h: Likewise.
1407 * timevar.c: Likewise.
1408 * tlink.c: Likewise.
1409 * toplev.c: Likewise.
1410 * toplev.h: Likewise.
1411 * tracer.c: Likewise.
1412 * tree-affine.c: Likewise.
1413 * tree-affine.h: Likewise.
1414 * tree-browser.def: Likewise.
1415 * tree-call-cdce.c: Likewise.
1416 * tree-cfg.c: Likewise.
1417 * tree-cfgcleanup.c: Likewise.
1418 * tree-chrec.c: Likewise.
1419 * tree-chrec.h: Likewise.
1420 * tree-complex.c: Likewise.
1421 * tree-data-ref.c: Likewise.
1422 * tree-data-ref.h: Likewise.
1423 * tree-dfa.c: Likewise.
1424 * tree-dump.c: Likewise.
1425 * tree-dump.h: Likewise.
1426 * tree-eh.c: Likewise.
1427 * tree-flow-inline.h: Likewise.
1428 * tree-flow.h: Likewise.
1429 * tree-if-conv.c: Likewise.
1430 * tree-inline.c: Likewise.
1431 * tree-into-ssa.c: Likewise.
1432 * tree-loop-distribution.c: Likewise.
1433 * tree-loop-linear.c: Likewise.
1434 * tree-mudflap.c: Likewise.
1435 * tree-nested.c: Likewise.
1436 * tree-nomudflap.c: Likewise.
1437 * tree-nrv.c: Likewise.
1438 * tree-object-size.c: Likewise.
1439 * tree-optimize.c: Likewise.
1440 * tree-outof-ssa.c: Likewise.
1441 * tree-parloops.c: Likewise.
1442 * tree-pass.h: Likewise.
1443 * tree-phinodes.c: Likewise.
1444 * tree-predcom.c: Likewise.
1445 * tree-pretty-print.c: Likewise.
1446 * tree-profile.c: Likewise.
1447 * tree-scalar-evolution.c: Likewise.
1448 * tree-ssa-address.c: Likewise.
1449 * tree-ssa-alias.c: Likewise.
1450 * tree-ssa-ccp.c: Likewise.
1451 * tree-ssa-coalesce.c: Likewise.
1452 * tree-ssa-copy.c: Likewise.
1453 * tree-ssa-copyrename.c: Likewise.
1454 * tree-ssa-dce.c: Likewise.
1455 * tree-ssa-dom.c: Likewise.
1456 * tree-ssa-dse.c: Likewise.
1457 * tree-ssa-forwprop.c: Likewise.
1458 * tree-ssa-ifcombine.c: Likewise.
1459 * tree-ssa-live.c: Likewise.
1460 * tree-ssa-live.h: Likewise.
1461 * tree-ssa-loop-ch.c: Likewise.
1462 * tree-ssa-loop-im.c: Likewise.
1463 * tree-ssa-loop-ivcanon.c: Likewise.
1464 * tree-ssa-loop-ivopts.c: Likewise.
1465 * tree-ssa-loop-manip.c: Likewise.
1466 * tree-ssa-loop-niter.c: Likewise.
1467 * tree-ssa-loop-prefetch.c: Likewise.
1468 * tree-ssa-loop-unswitch.c: Likewise.
1469 * tree-ssa-loop.c: Likewise.
1470 * tree-ssa-math-opts.c: Likewise.
1471 * tree-ssa-operands.c: Likewise.
1472 * tree-ssa-operands.h: Likewise.
1473 * tree-ssa-phiopt.c: Likewise.
1474 * tree-ssa-phiprop.c: Likewise.
1475 * tree-ssa-pre.c: Likewise.
1476 * tree-ssa-propagate.c: Likewise.
1477 * tree-ssa-reassoc.c: Likewise.
1478 * tree-ssa-sccvn.c: Likewise.
1479 * tree-ssa-sink.c: Likewise.
1480 * tree-ssa-structalias.c: Likewise.
1481 * tree-ssa-ter.c: Likewise.
1482 * tree-ssa-threadedge.c: Likewise.
1483 * tree-ssa-threadupdate.c: Likewise.
1484 * tree-ssa-uncprop.c: Likewise.
1485 * tree-ssa.c: Likewise.
1486 * tree-ssanames.c: Likewise.
1487 * tree-switch-conversion.c: Likewise.
1488 * tree-tailcall.c: Likewise.
1489 * tree-vect-data-refs.c: Likewise.
1490 * tree-vect-generic.c: Likewise.
1491 * tree-vect-loop-manip.c: Likewise.
1492 * tree-vect-loop.c: Likewise.
1493 * tree-vect-patterns.c: Likewise.
1494 * tree-vect-slp.c: Likewise.
1495 * tree-vect-stmts.c: Likewise.
1496 * tree-vectorizer.c: Likewise.
1497 * tree-vectorizer.h: Likewise.
1498 * tree-vrp.c: Likewise.
1500 * tree.def: Likewise.
1502 * treestruct.def: Likewise.
1503 * unwind-compat.c: Likewise.
1504 * unwind-dw2-fde-glibc.c: Likewise.
1505 * unwind-dw2.c: Likewise.
1506 * value-prof.c: Likewise.
1507 * value-prof.h: Likewise.
1508 * var-tracking.c: Likewise.
1509 * varasm.c: Likewise.
1510 * varpool.c: Likewise.
1513 * vmsdbgout.c: Likewise.
1515 * xcoffout.c: Likewise.
1517 2009-11-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1519 * pa.c (output_call): Only use sr4 for long interspace calls if
1520 call binds local and generating non PIC code.
1521 (attr_length_call): Adjust length calculation for above.
1523 2009-11-25 Uros Bizjak <ubizjak@gmail.com>
1525 * config/i386/i386.md (plusminus_carry_mnemonic): New code attribute.
1526 (add<mode>3_carry): Change operand order of plus RTX.
1527 (*add<mode>3_carry): Ditto.
1528 (*addsi3_carry_zext): Ditto.
1529 (*add<dwi>3_doubleword): Update for changed operand order.
1530 (*negti2_1 splitter): Ditto.
1531 (*negdi2_1 splitter): Ditto.
1532 (<plusminus_insn><mode>3_carry): Macroize expander from
1533 {add,sub}<mode>3_carry patterns using plusminus code iterator.
1534 (*<plusminus_insn><mode>3_carry): Macroize insn from
1535 *{add,sub}<mode>3_carry patetrns using plusminus code iterator.
1536 (neg<mode>2): Macroize expander from neg{qi,hi,si,di,ti}2
1537 patterns using SDWIM mode iterator.
1538 (*neg<dwi>2_doubleword): New insn_and_split pattern. Macroize
1539 pattern from *neg{di,ti}2_1 patterns and corresponding splitters
1540 using DWIH mode iterator.
1541 (*neg<mode>2_1): Macroize insn from neg{qi,hi,si,di}2_1 patterns
1542 using SWI mode iterator.
1543 (*neg<mode>2_cmpz): Ditto from neg{qi,hi,si,di}2_cmpz patterns.
1544 (one_cmpl<mode>2): Macroize expander from one_cmpl{qi,hi,si,di}2
1545 patterns using SWIM mode iterator.
1546 (*one_cmpl<mode>2_1): Macroize insn from one_cmpl{hi,si,di}2_1
1547 patterns using SWI248 mode iterator.
1548 (*one_cmpl<mode>2_2): Macroize insn from one_cmpl{qi,hi,si,di}2_2
1549 patterns using SWI mode iterator.
1550 (*one_cmpl<mode>2_2 splitter): Macroize splitter from
1551 one_cmpl{qi,hi,si,di}2_2 splitter patterns using SWI mode iterator.
1553 2009-11-24 Michael Matz <matz@suse.de>
1555 * expr.c (set_storage_via_libcall): Fix build_call_expr call.
1557 2009-11-24 David Binderman <dcb314@hotmail.com>
1559 * expr.c (store_field): Remove set but not used local variable
1561 (expand_expr_real_2): Remove treeop2.
1562 * gcse.c (update_ld_motion_stores): Remove new_rtx.
1563 * haifa-sched.c (max_issue): Remove points.
1564 (sched_create_recovery_edges): Remove e.
1565 * ira-costs.c (setup_allocno_cover_class_and_costs): Remove mode.
1567 2009-11-24 Nick Clifton <nickc@redhat.com>
1569 * config/v850/v850.c (function_arg): Fix handling of zero-length
1572 2009-11-24 Michael Matz <matz@suse.de>
1574 * tree.h (union tree_ann_d): Don't declare.
1575 (tree_base): Remove ann field.
1576 (struct var_ann_d): Declare forward.
1577 (tree_result_decl, tree_parm_decl, tree_var_decl): Add ann field.
1578 (DECL_VAR_ANN_PTR): New macro.
1579 * tree-dfa.c (create_var_ann): Rewrite in terms of above macro,
1580 accept only VAR, PARM or RESULT decls.
1581 (create_tree_common_ann): Remove.
1582 (remove_referenced_var): Use DECL_VAR_ANN_PTR.
1583 * tree-eh.c (lookup_expr_eh_lp): Remove.
1584 * tree-flow-inline.h (var_ann, get_var_ann): Rewrite in terms of
1586 (ann_type, tree_common_ann, get_tree_common_ann): Remove.
1587 * tree-flow.h (enum tree_ann_type): Remove.
1588 (struct tree_ann_common_d): Remove.
1589 (struct var_ann_d): Remove common field.
1590 (union tree_ann_d): Remove.
1591 (tree_ann_t, tree_ann_common_t): Remove typedefs.
1592 (tree_common_ann, get_tree_common_ann, ann_type,
1593 create_tree_common_ann, lookup_expr_eh_lp): Don't declare.
1594 * tree-ssa.c (delete_tree_ssa): Use DECL_VAR_ANN_PTR.
1595 * tree.c (copy_node_stat): Use DECL_VAR_ANN_PTR.
1596 * builtins.c (expand_builtin_memcpy): Use
1597 currently_expanding_gimple_stmt instead of tree annotation.
1598 (expand_builtin_memset_args): Ditto.
1599 * cfgexpand.c (currently_expanding_gimple_stmt): Add global variable.
1600 (expand_call_stmt): Don't set tree annotation.
1601 (expand_gimple_basic_block): Set currently_expanding_gimple_stmt.
1602 * expr.c (expand_expr_real): Don't call lookup_expr_eh_lp.
1603 * gimple.h (currently_expanding_gimple_stmt): Declare.
1605 2009-11-24 Paolo Carlini <paolo.carlini@oracle.com>
1607 * dwarf2out.c (add_location_or_const_value_attribute): Remove
1608 useless NOTE_VAR_LOCATION_STATUS call.
1609 * cfgrtl.c (commit_one_edge_insertion): Remove useless loop, tidy.
1611 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
1613 * lto-wrapper.c (lto_wrapper_exit): Don't try to delete files if
1614 being called recursively.
1616 2009-11-24 Basile Starynkevitch <basile@starynkevitch.net>
1618 * Makefile.in (PLUGIN_HEADERS): Added files: cppdefault.h flags.h
1619 $(MD5_H) params.def params.h prefix.h tree-inline.h.
1621 2009-11-24 Paul Brook <paul@codesourcery.com>
1623 * gcc/config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Fix comment
1626 2009-11-24 Julian Brown <julian@codesourcery.com>
1627 Paul Brook <paul@codesourcery.com>
1629 * config/arm/arm.c (TARGET_DWARF_REGISTER_SPAN): Define.
1630 (arm_dwarf_register_span): New function.
1631 (arm_dbx_register_number): Add VFPv3 dwarf numbering.
1633 2009-11-24 David Binderman <dcb314@hotmail.com>
1635 * cfgrtl.c (commit_one_edge_insertion): Remove set but not used
1636 local variable bb_note.
1637 * dominance.c (get_dominated_by): Likewise local var n.
1638 (output_file_names): Likewise local var idx.
1639 (add_location_or_const_value_attribute): Likewise local var status.
1640 * dwarf2out.c (gen_variable_die): Likewise local var field.
1641 * emit-rtl.c (no_line_numbers): Remove.
1642 (init_emit_once): Remove line_numbers parameter.
1643 * rtl.h (init_emit_once): Adjust prototype.
1644 * toplev.c (backend_init): Adjust init_emit_once call.
1646 2009-11-24 Richard Guenther <rguenther@suse.de>
1648 PR tree-optimization/42142
1649 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
1650 Handle iv-dependent (non-)kills properly.
1651 (mark_aliased_reaching_defs_necessary): Pass the basic-block
1652 of the reference statement to mark_aliased_reaching_defs_necessary_1.
1654 2009-11-24 Martin Jambor <mjambor@suse.cz>
1656 PR tree-optimization/42154
1657 * tree-sra.c (struct access): Added comments.
1658 (sra_modify_expr): Build references to the old aggregate with
1659 build_ref_for_offset instead of reusing access->expr.
1660 (load_assign_lhs_subreplacements): Likewise.
1662 2009-11-24 Uros Bizjak <ubizjak@gmail.com>
1664 * config/i386/i386.md (add<mode>3_carry): Change insn pattern
1666 (sub<mode>3_carry): Ditto.
1667 (x86_mov<mode>cc_0_m1): Ditto.
1668 (*add<mode>3_carry): New insn pattern. Use VOIDmode match_operator
1669 for ix86_carry_flag_operator operator predicate.
1670 (*sub<mode>3_carry): Ditto.
1671 (*x86_mov<mode>cc_0_m1): Ditto.
1672 (*addsi3_carry_zext): Use VOIDmode match_operator for
1673 ix86_carry_flag_operator operator predicate.
1674 (*subsi3_carry_zext): Ditto.
1675 (*x86_mov<mode>cc_0_m1_s): Ditto.
1676 (*x86_mov<mode>cc_0_m1_neg): Ditto.
1677 * config/i386/predocates.md (ix86_carry_flag_operator): Do not
1678 check operator sub-expressions for FLAGS_REG and const0_rtx.
1679 * config/i386/i386.c (*ix86_gen_sub3_carry): Update prototype.
1680 (ix86_expand_int_movcc): Update calls to gen_x86_mov{si,di}cc_0_m1.
1681 (ix86_expand_int_addcc): Update calls to
1682 gen_{add,sub}{qi,hi,si,di}3_carry. Do not set mode of compare_op.
1683 (ix86_expand_strlensi_unroll_1): Update calls to ix86_gen_sub3_carry.
1684 Do not set mode of compare operation.
1686 2009-11-23 Jan Hubicka <jh@suse.cz>
1689 * ipa-inline.c (inline_transform): Avoid ICE when transform is called
1692 2009-11-23 Jan Hubicka <jh@suse.cz>
1694 * ipa-cp.c (ipcp_compute_node_scale): Work around completely
1695 wrong profile updates.
1696 * predict.c (counts_to_freqs): Be expected for ENTRY/EXIT block
1697 having largest frequency.
1698 * ira-live.c (ira_implicitly_set_insn_hard_regs): Silecne
1699 used uninitalized warning.
1700 * tree-optimize.c (execute_fixup_cfg): Rescale entry and exit block
1703 2009-11-23 Uros Bizjak <ubizjak@gmail.com>
1705 * config/alpha/alpha.md (*cmp_sadd_sidi): Use gen_lowpart instead
1706 of gen_rtx_REG to generate operand 5.
1707 (*cmp_ssub_sidi): Ditto.
1709 2009-11-23 Richard Henderson <rth@redhat.com>
1711 * config/i386/i386.c (avx_vpermilp_parallel): Fix sign compare
1714 2009-11-23 Paul Brook <paul@codesourcery.com>
1716 * config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Add special
1717 case for noreturn functions.
1718 (arm_compute_save_reg_mask): Remove special noreturn handling.
1720 2009-11-23 Richard Guenther <rguenther@suse.de>
1722 * tree-dfa.c (get_ref_base_and_extent): Adjust maximum access
1723 size for DECL bases.
1725 2009-11-22 Richard Henderson <rth@redhat.com>
1727 * i386.c (avx_vpermilp_parallel): New function.
1728 * i386-protos.h: Declare it.
1729 * predicates.md (avx_vpermilp_v8sf_operand, avx_vpermilp_v4df_operand,
1730 avx_vpermilp_v4sf_operand, avx_vpermilp_v2df_operand): New.
1731 * sse.md (AVXMODEFDP, AVXMODEFSP): New iterators.
1732 (ssescalarnum, ssedoublesizemode): Add AVX modes.
1733 (vpermilbits): Remove.
1734 (avx_vpermil<mode>): Change insns to expanders.
1735 (*avx_vpermil<mode>): New. Use vec_select.
1737 2009-11-22 Richard Earnshaw <rearnsha@arm.com>
1739 * opts.c (decode_options): Don't enable flag_schedule_insns
1740 when optimizing for size.
1741 * doc/invoke.texi: Document change.
1743 2009-11-22 Uros Bizjak <ubizjak@gmail.com>
1746 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
1747 of scratch register to SImode.
1748 (*cmp_sadd_sidi): Ditto.
1749 (*cmp_ssub_si): Ditto.
1750 (*cmp_ssub_sidi): Ditto.
1752 2009-11-21 Ian Lance Taylor <iant@google.com>
1754 * Makefile.in (HOST_LIBS): Move higher in file.
1755 (LINKER, LINKER_FLAGS): If ENABLE_BUILD_WITH_CXX, but $(HOST_LIBS)
1756 is not empty, set to $(CC) and $(CFLAGS).
1758 2009-11-22 Martin Jambor <mjambor@suse.cz>
1760 * tree-cfg.c (verify_types_in_gimple_reference): Error out on
1761 V_C_E of an SSA_NAME or an invariant if lvalue is required.
1762 (verify_gimple_call): Verify LHS also with with
1763 verify_types_in_gimple_reference.
1765 2009-11-21 Martin Jambor <mjambor@suse.cz>
1768 * tree-sra.c (access_precludes_ipa_sra_p): New function.
1769 (splice_param_accesses): Check all accesses by calling
1770 access_precludes_ipa_sra_p.
1771 (sra_ipa_modify_expr): Rename argument erite to dont_convert and do
1772 not convert types if it is true.
1773 (sra_ipa_modify_assign): Convert types in case of mismatch.
1775 2009-11-21 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1777 * config/sh/sh.md (cmpeqsi_t-1): Use logical_operand predicate
1780 2009-11-21 Adam Nemet <adambnemet@gmail.com>
1782 * config/mips/mips-protos.h (mulsidi3_gen_fn): New typedef.
1783 (mips_mulsidi3_gen_fn): Declare new function.
1784 * config/mips/mips.c (mips_mulsidi3_gen_fn): New function.
1785 * config/mips/mips.md (<u>mulsidi3): Change condition to use
1786 mips_mulsidi3_gen_fn. Use mips_mulsidi3_gen_fn to generate the insn.
1787 (<u>mulsidi3_64bit): Don't match for ISA_HAS_DMUL3.
1788 (mulsidi3_64bit_dmul): New define_insn.
1790 2009-11-21 Ben Elliston <bje@au.ibm.com>
1792 * gengtype-lex.l: Enable noinput flex option.
1793 (YY_NO_INPUT): Remove define.
1795 2009-11-21 Alexandre Oliva <aoliva@redhat.com>
1797 * tree-ssa.c (find_released_ssa_name): Handle NULL wi.
1798 (insert_debug_temp_for_var_def): Handle degenerate PHI nodes.
1799 (insert_debug_temps_for_defs): Handle PHI nodes.
1800 * tree-ssa-dom.c (degenerate_phi_result): Don't crash on released
1803 2009-11-21 Alexandre Oliva <aoliva@redhat.com>
1805 * tree-ssa-pre.c (remove_dead_inserted_code): Don't release_defs
1806 after remove_phi_node.
1808 2009-11-21 Alexandre Oliva <aoliva@redhat.com>
1810 PR tree-optimization/42078
1811 * gimple.h (gimple_replace_lhs): New declaration.
1812 * gimple.c (gimple_replace_lhs): New function.
1813 * tree-ssa-math-opts.c (execute_cse_reciprocals): Call it before
1816 2009-11-20 Sebastian Pop <sebastian.pop@amd.com>
1818 * config/i386/sse.md (*xop_pmacsdql_mem): Don't call reg_mentioned_p.
1819 (xop_mulv2div2di3_low): Same.
1820 (*xop_pmacsdqh_mem): Same.
1822 2009-11-20 Richard Henderson <rth@redhat.com>
1824 * config/i386/i386-builtin-types.awk: New file.
1825 * config/i386/i386-builtin-types.def: New file.
1826 * config/i386/t-i386: Use them to build i386-builtin-types.inc.
1827 * config/i386/i386.c: Include it.
1828 (ix86_builtin_type_tab, ix86_get_builtin_type): New.
1829 (ix86_builtin_func_type_tab, ix86_get_builtin_func_type): New.
1830 (struct builtin_isa): Remove GTY marker. Replace tree type with
1831 ix86_builtin_func_type; add set_and_not_built_p.
1832 (def_builtin): Change type parameter to tcode; use
1833 ix86_get_builtin_func_type; update all callers. Accept zero mask
1834 to mean the builtin is unconditionally available.
1835 (ix86_add_new_builtins): Use set_and_not_built_p instead of type
1837 (enum ix86_special_builtin_type, enum ix86_builtin_type): Remove.
1838 Update some users to rationalized enumeration codes from new include.
1839 (enum multi_arg_type): Remove. Replace all enumeration values
1840 with defines to new ix86_builtin_func_type.
1841 (ix86_init_mmx_sse_builtins): Don't build any types here. Defer
1842 all type resolution to def_builtin.
1843 (ix86_init_builtin_types): Split out from ...
1844 (ix86_init_builtins): ... here. Use ix86_get_builtin_func_type.
1846 2009-11-20 Michael Meissner <meissner@linux.vnet.ibm.com>
1849 * config/rs6000/rs6000.c (struct machine_function): Revert
1850 2009-10-23 change to set VRSAVE to non-0 if we use VSX.
1851 (rs6000_expand_to_rtl_hook): Ditto.
1852 (rs6000_check_vector_mode): Ditto.
1853 (compute_vrsave_mask): Ditto.
1855 2009-11-20 Paul Brook <paul@codesourcery.com>
1857 * doc/invoke.texi: Document ARM -mcpu=cortex-a5.
1858 * config/arm/arm-cores.def: Add cortex-a5.
1859 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a5.
1860 * config/arm/arm-tune.md: Regenerate.
1862 2009-11-20 Olga Golovanevsky <olga@il.ibm.com>
1865 * ipa-struct-reorg.c (find_pos_in_stmt): New parameter.
1866 (ref_pos): New field in structure.
1867 (insert_new_var_in_stmt): New function.
1870 2009-11-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1872 * config.gcc (alpha*-dec-osf[45]*): Set use_gcc_stdint.
1873 * config/alpha/osf.h (SIG_ATOMIC_TYPE): Define.
1874 (INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE): Define.
1875 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
1876 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
1877 INT_LEAST64_TYPE): Define.
1878 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
1879 UINT_LEAST64_TYPE): Define.
1880 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
1881 INT_FAST64_TYPE): Define.
1882 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
1883 UINT_FAST64_TYPE): Define.
1884 (INTPTR_TYPE, UINTPTR_TYPE): Define.
1886 2009-11-20 Julian Brown <julian@codesourcery.com>
1888 * config/arm/arm.h (ASM_OUTPUT_REG_PUSH): Handle STATIC_CHAIN_REGNUM
1889 specially for Thumb-1.
1890 (ASM_OUTPUT_REG_POP): Likewise.
1892 2009-11-19 Jason Merrill <jason@redhat.com>
1894 * dwarf2out.c (get_context_die): Take TYPE_MAIN_VARIANT.
1896 2009-11-19 Basile Starynkevitch <basile@starynkevitch.net>
1897 Rafael Avila de Espindola <espindola@google.com>
1899 * doc/plugins.texi (Plugin initialization): Added advices for
1900 retrieving the version of GCC at plugin compilation and loading times.
1902 2009-11-19 Basile Starynkevitch <basile@starynkevitch.net>
1904 * plugin.c (FMT_FOR_PLUGIN_EVENT): added definition.
1905 (dump_active_plugins): output to file everything. Use
1906 internationalized dump & FMT_FOR_PLUGIN_EVENT.
1908 2009-11-19 Richard Guenther <rguenther@suse.de>
1910 * gimple.c (canonicalize_cond_expr_cond): Strip conversions
1911 around truth-valued expressions.
1912 * tree.c (free_lang_data): Untangle check for LTO frontend.
1914 2009-11-19 Jakub Jelinek <jakub@redhat.com>
1916 * tree.c (need_assembler_name_p): Use cgraph_get_node instead
1917 of cgraph_node_for_decl.
1918 * cgraph.h (cgraph_node_for_decl): Remove prototype.
1919 * cgraph.c (cgraph_node_for_decl): Remove.
1920 (cgraph_get_node): Just return NULL if !cgraph_hash.
1922 2009-11-19 Paul Brook <paul@codesourcery.com>
1924 * config.gcc: Add new ARM --with-fpu options.
1925 * doc/invoke.texi: Docuent ARM -mfpu=fpv4-sp-d16.
1926 * config/arm/arm.c (all_fpus): Add fpv4-sp-d16.
1928 2009-11-18 Richard Guenther <rguenther@suse.de>
1930 * gimple.h (union gimple_statement_d): Add gsmembase member.
1931 (gimple_vuse_op): Use gsmembase for access.
1932 (gimple_vdef_op): Likewise.
1933 (gimple_vuse): Likewise.
1934 (gimple_vdef): Likewise.
1935 (gimple_vuse_ptr): Likewise.
1936 (gimple_vdef_ptr): Likewise.
1937 (gimple_set_vuse): Likewise.
1938 (gimple_set_vdef): Likewise.
1939 * gsstruct.def (GSS_WITH_MEM_OPS_BASE): Add.
1941 2009-11-18 Daniel Jacobowitz <dan@codesourcery.com>
1943 * doc/arm-neon-intrinsics.texi: Regenerated.
1945 2009-11-18 Daniel Jacobowitz <dan@codesourcery.com>
1947 * config/arm/neon-docgen.ml (analyze_shape_elt): Handle alternatives.
1949 2009-11-18 Paul Brook <paul@codesourcery.com>
1950 Daniel Jacobowitz <dan@codesourcery.com>
1952 * config/arm/arm.c (FL_ARCH7EM, FL_FOR_ARCH7EM): Define.
1953 (arm_arch7em): New variable.
1954 (all_architectures): Add armv7e-m.
1955 (arm_override_options): Set arm_arch7em.
1956 * config/arm/arm.h (TARGET_DSP_MULTIPLY, TARGET_INT_SIMD):
1957 Include arm_arch7em.
1958 (arm_arch7em): Declare.
1960 2009-11-18 Richard Guenther <rguenther@suse.de>
1962 * lto-streamer-in.c (input_gimple_stmt): Assert that we find
1963 a valid field decl if checking is enabled.
1965 2009-11-18 Martin Jambor <mjambor@suse.cz>
1967 * ipa-prop.h (struct ipa_param_call_note): New field lto_stmt_uid.
1968 (lto_ipa_fixup_call_notes): Declare.
1969 * ipa-prop.c (ipa_note_param_call): Store gimple uid.
1970 (update_call_notes_after_inlining): Copy call stmt uid to the new
1972 (ipa_write_param_call_note): New function.
1973 (ipa_read_param_call_note): New function
1974 (ipa_write_node_info): Write also param call notes. Removed a bogus
1975 comment, reformatted to fit 80 columns.
1976 (ipa_read_node_info): Read also param call notes. Removed a bogus
1977 comment. Remove ipa_edge_args_vector growth.
1978 (lto_ipa_fixup_call_notes): New function.
1979 * ipa-cp.c (pass_ipa_cp): Add stmt_fixup hook.
1980 * ipa-inline.c (cgraph_mark_inline_edge): Perform indirect
1981 inlining regardless of flag_wpa.
1982 (cgraph_decide_inlining_of_small_functions): Likewise.
1983 (cgraph_decide_inlining): Likewise.
1984 (inline_read_summary): Likewise.
1986 2009-11-18 Jan Hubicka <jh@suse.cz>
1988 * predict.c (compute_function_frequency): Export.
1989 * predict.h (compute_function_frequency): Declare.
1990 * tree-optimize.c (execute_fixup_cfg): Rescale frequencies.
1992 2009-11-18 Martin Jambor <mjambor@suse.cz>
1994 * passes.c (ipa_write_summaries): Call renumber_gimple_stmt_uids
1995 on all nodes we write summaries for.
1997 2009-11-18 Shujing Zhao <pearly.zhao@oracle.com>
2000 * params.def (PARAM_INLINE_UNIT_GROWTH, PARAM_IPCP_UNIT_GROWTH)
2001 (PARAM_EARLY_INLINING_INSNS, PARAM_IRA_MAX_LOOPS_NUM)
2002 (PARAM_IRA_MAX_CONFLICT_TABLE_SIZE)
2003 (PARAM_LOOP_INVARIANT_MAX_BBS_IN_LOOP)
2004 (PARAM_MIN_INSN_TO_PREFETCH_RATIO)
2005 (PARAM_PREFETCH_MIN_INSN_TO_MEM_RATIO)
2006 (PARAM_IPA_SRA_PTR_GROWTH_FACTOR): Uppercase the first letter of the
2009 2009-11-18 Jakub Jelinek <jakub@redhat.com>
2011 * dwarf2out.c (loc_list_from_tree): Don't call rtl_for_decl_location
2013 (rtl_for_decl_location): Try harder to get a rtl for TREE_STATIC vars.
2016 * cgraph.h (struct cgraph_node): Add same_body and same_body_alias
2018 (cgraph_same_body_alias, cgraph_remove_same_body_alias): New
2020 * cgraphunit.c (cgraph_expand_function, cgraph_emit_thunks,
2021 cgraph_materialize_all_clones): Handle same_body aliases.
2022 * cgraph.c (cgraph_allocate_node): New function.
2023 (cgraph_create_node): Use it.
2024 (cgraph_node_for_decl, cgraph_node, cgraph_get_node,
2025 cgraph_node_for_asm, cgraph_remove_node): Handle same_body aliases.
2026 (cgraph_same_body_alias, cgraph_remove_same_body_alias): New
2028 * lto-cgraph.c (lto_output_node): Stream out same_body aliases.
2029 (input_node): Stream in same_body aliases.
2030 * lto-symtab.c (lto_cgraph_replace_node): Clear node pointers
2031 for same_body aliases.
2032 (lto_symtab_merge_cgraph_nodes_1): Handle same_body aliases.
2034 2009-11-18 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2037 * config/darwin.h: Use the extension stub libraries to access
2038 current libgcc_s features.
2040 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
2043 * tree-vect-loop.c (vect_loop_kill_debug_uses): New.
2044 (vect_transform_loop): Call it.
2046 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
2048 * tree-ssa.c (insert_debug_temp_for_var_def): Fix handling of
2051 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
2055 * graphite-scop-detection.c (stmt_simple_for_scop_p): Debug stmts
2057 * graphite-sese-to-poly.c (graphite_stmt_p): Likewise.
2058 (try_generate_gimple_bb): Skip debug stmts when finding data refs.
2059 * sese.c (sese_build_liveouts_bb): Skip debug stmts.
2060 (sese_bad_liveouts_use): New.
2061 (sese_reset_debug_liveouts_bb): New.
2062 (sese_build_liveouts): Use it.
2063 (rename_variables_in_stmt): Reset debug stmts rather than creating
2065 (expand_scalar_variable_stmt): Likewise.
2067 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
2069 * df-scan.c (df_ref_create): Don't mark BB as dirty on debug insns.
2070 (df_ref_remove): Likewise.
2072 2009-11-17 Jan Hubicka <jh@suse.cz>
2074 * ipa-struct-reorg.c (update_cgraph_with_malloc_call): Fix profile
2077 2009-11-17 Eric Botcazou <ebotcazou@adacore.com>
2079 * toplev.c (process_options): Remove dead code.
2080 * doc/invoke.texi (-frename-registers): Mention -fpeel-loops.
2082 2009-11-17 Rafael Avila de Espindola <espindola@google.com>
2084 * lto-symtab.c (lto_symtab_resolve_symbols): Always initialize the
2087 2009-11-17 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2089 PR tree-optimization/41857
2090 * tree-ssa-address.c (move_hint_to_base): Use void pointer to
2091 TYPE's address space instead of pointer to TYPE.
2093 2009-11-17 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2095 * reload.c (find_reloads_address): Fix typo.
2097 2009-11-17 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2099 * config/spu/spu.c (get_pic_reg): Use LAST_ARG_REGNUM as PIC
2100 registers in leaf functions if possible.
2102 2009-11-17 Maxim Kuvyrkov <maxim@codesourcery.com>
2104 * config/m68k/m68k-devices.def: Add MCF5441x family.
2106 2009-11-17 Jan Hubicka <jh@suse.cz>
2108 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Do not access
2110 * cgraphunit.c (verify_cgraph_node): Verify frequencies for match.
2112 2009-11-17 Uros Bizjak <ubizjak@gmail.com>
2114 * config/i386/predicates.md (x86_64_szext_general_operand): Do not
2115 nest ior expressions.
2116 (x86_64_szext_nonmemory_operand): Ditto.
2117 (call_insn_operand): Ditto.
2119 2009-11-16 Alexandre Oliva <aoliva@redhat.com>
2121 * stmt.c (expand_asm_stmt): Get locus from stmt.
2123 2009-11-16 Alexandre Oliva <aoliva@redhat.com>
2125 * tree-cfg.c (gimple_redirect_edge_and_branch) <case GIMPLE_ASM>:
2126 Create the decl label for the new dest block on demand. Require
2127 a fallthrough edge if no asm labels were redirected.
2129 2009-11-16 Uros Bizjak <ubizjak@gmail.com>
2131 * config/i386/i386.md (cbranchsi4): Use nonimmediate_operand for
2132 operand 1 predicate.
2133 (cstoresi4): Ditto for operand 2.
2134 (cbranch<mode>4): Macroize expander from cbranch{qi,hi,si,di,ti}4
2135 patterns using SDWIM mode iterator.
2136 (cstore<mode>4): Macroize expander from cstore{qi,hi,si,di}4 patterns
2137 using SWIM mode iterator.
2138 (cmpdi_1): Rename from cmpdi_1_rex64.
2139 (cmp<mode>_1): Macroize expander from cmp{si,di}_1 patterns using
2140 SWI48 mode iterator.
2141 (*cmp<mode>_1): Macroize insn from *cmp{qi,hi,si,di}_1_insn patterns
2142 using SWI mode iterator.
2143 (*cmp<mode>_ccno_1): Ditto from *cmp{qi,hi,si,di}_ccno_1.
2144 (*cmp<mode>_minus_1): Ditto from *cmp{qi,hi,si,di}_minus_1.
2145 (*cmpqi_ext_3_insn): Make private.
2146 (*cmpqi_ext_3_insn_rex64): Make private.
2147 (cmpstrnsi): Update for renamed cmpdi_1_rex64.
2148 * config/i386/predicates.md (cmpsi_operand): Remove.
2150 2009-11-16 Paul Brook <paul@codesourcery.com>
2152 * doc/invoke.texi: Document ARM VFPv4 based FPUs.
2153 * config/arm/arm.c (all_fpus): Add VFPv4 entries.
2155 2009-11-14 Jan Hubicka <jh@suse.cz>
2157 * cgraphbuild.c (compute_call_stmt_bb_frequency): Use proper
2159 * cgraph.c (cgraph_clone_edge): Avoid freq_scale 0 to completely
2160 zero out all callees.
2161 * cgraphunit.c (verify_cgraph_node): Verify cgraph nodes for
2162 frequency and count match.
2163 * ipa-inline.c (update_noncloned_frequencies): New function.
2164 (cgraph_clone_inlined_nodes): Use it.
2165 * tree-inline.c (copy_bb): Fix frequency scaling; output
2166 diagnostic on frequency mismatches to dump file.
2167 (initialize_cfun): Do not scale frequency; fix count scaling;
2168 initialize entry and exit block frequencies; copy profile info.
2169 (copy_cfg_body): Use frequency_scale as argument; fix count scaling.
2170 (copy_body): Use frequency_scale as argument.
2171 (expand_call_inline): Compute frequency scale and output diagnostic
2173 (delete_unreachable_blocks_update_callgrah): Remove checking that
2174 has to be done after edge redirection.
2175 (tree_function_versioning): Update initialize_cfun and copy_body call.
2177 2009-11-14 Jan Hubicka <jh@suse.cz>
2179 * cgraph.c (cgraph_release_function_body): Update use of
2180 ipa_transforms_to_apply.
2181 (cgraph_remove_node): Remove ipa_transforms_to_apply.
2182 * cgraph.h (struct cgraph_node): Add ipa_transforms_to_apply.
2183 * cgraphunit.c (save_inline_function_body): Clear ipa_transforms for
2185 (cgraph_materialize_clone): Remove original if dead.
2186 * lto-streamer-in.c (lto_read_body): Remove FIXME and
2187 ipa_transforms_to_apply hack.
2188 * function.h (struct function): Add ipa_transforms_to_apply.
2189 * ipa.c (cgraph_remove_unreachable_nodes): Handle dead clone originals.
2190 * tree-inline.c (copy_bb): Update sanity check.
2191 (initialize_cfun): Do not copy ipa_transforms_to_apply.
2192 (expand_call_inline): remove dead clone originals.
2193 (tree_function_versioning): Merge transformation queues.
2194 * passes.c (add_ipa_transform_pass): Remove.
2195 (execute_one_ipa_transform_pass): Update ipa_transforms_to_apply
2197 (execute_all_ipa_transforms): Update.
2198 (execute_one_pass): Update.
2200 2009-11-14 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2202 PR target/21078, 21080
2203 * config/avr/avr.c (avr_return_addr_rtx): New function for
2204 builtin_return_address.
2205 (expand_prologue): Calculate stack usage.
2206 (avr_asm_function_end_prologue): Output stack size and offset label.
2207 * config/avr/avr.h (RETURN_ADDR_RTX): Replace.
2208 (machine_function): Add stack_usage.
2209 * config/avr/avr-protos.h (avr_return_addr_rtx): New function.
2211 2009-11-14 Anatoly Sokolov <aesok@post.ru>
2213 * config/iq2000/iq2000.c (iq2000_function_value): Make static, add
2214 new 'outgoing' argument.
2215 (iq2000_libcall_value, iq2000_function_value_regno_p): New functions.
2216 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
2217 * config/iq2000/iq2000.h (FUNCTION_VALUE_REGNO_P): Redefine, use
2218 iq2000_function_value_regno_p.
2219 (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
2220 * config/iq2000/iq2000-protos.h (iq2000_function_value_regno_p):
2223 2009-11-14 Richard Earnshaw <rearnsha@arm.com>
2226 * arm.md (adddi_sesidi_di): Place tied contraint first.
2227 (adddi_zesidi_di, subdi_di_zesidi, subdi_di_sesidi): Likewise
2228 (subdi_zesidi_di, subdi_sesidi_di): Likewise.
2229 (mulsi3_compare0, mulsi_compare0_scratch): Likewise.
2230 (mulsi3addsi, mulsi3addsi_compare0): Likewise.
2231 (mulsi3addsi_compare0_scratch, smulsi3_highpart_nov6): Likewise.
2232 (umulsi3_highpart_nov6, anddi_zesidi_di, anddi_sesdi_di): Likewise.
2233 (anddi_notdi_di, iordi_sesidi_di, xordi_sesidi_di): Likewise.
2234 (andsi_iorsi3_notsi, arm_ashldi3_1bit, arm_ashrdi3_1_bit): Likewise.
2235 (arm_lshrdi3_1bit, one_cmpldi2): Likewise.
2237 2009-11-14 Uros Bizjak <ubizjak@gmail.com>
2239 * config/i386/predicates.md (call_register_no_elim_operand):
2240 New predicate. Reject stack register as valid call operand
2242 (call_insn_operand): Use call_register_no_elim_operand.
2244 2009-11-13 Richard Henderson <rth@redhat.com>
2246 * function.c (stack_protect_prologue): Don't bypass expand_expr
2247 for stack_protect_guard and guard_decl.
2248 (stack_protect_epilogue): Likewise.
2250 2009-11-13 Jan Hubicka <jh@suse.cz>
2252 * ipa.c (function_and_variable_visibility): Clear COMDAT on functions
2253 when to PUBLIC is set.
2255 2009-11-13 Jakub Jelinek <jakub@redhat.com>
2258 * gimplify.c (gimplify_omp_atomic): Set DECL_GIMPLE_REG_P on
2261 2009-11-13 Uros Bizjak <ubizjak@gmail.com>
2264 * config/i386/i386.md (*call_pop_1, *call_1, *call_value_pop_1,
2265 *call_value_1): Use "lsm" as operand 1 constraint.
2266 * config/i386/predicates.md (call_insn_operand): Depend on
2267 index_register_operand to avoid %esp register.
2269 2009-11-13 Uros Bizjak <ubizjak@gmail.com>
2272 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
2275 * config/i386/i386.h (ix86_arch_indices) <X86_ARCH_CALL_ESP>: New.
2276 (TARGET_CALL_ESP): New define.
2277 * config/i386/i386.c (initial_ix86_tune_features): Initialize
2279 * config/i386/i386.md (*call_pop_1_esp, *call_1_esp,
2280 *call_value_pop_1_esp, *call_value_1_esp): Rename from *call_pop_1,
2281 *call_1, *call_value_pop_1 and *call_value_1. Depend on
2283 (*call_pop_1, *call_1, *call_value_pop_1, *call_value_1):
2284 New patterns, use "lsm" as operand 1 constraint.
2285 * config/i386/predicates.md (call_insn_operand): Depend on
2286 index_register_operand for !TARGET_CALL_ESP to avoid %esp register.
2288 2009-11-13 Jason Merrill <jason@redhat.com>
2291 * dwarf2out.c (gen_variable_die): Don't worry about DECL_COMDAT.
2292 Don't emit a second declaration at any scope.
2294 2009-11-13 Andrey Belevantsev <abel@ispras.ru>
2296 PR rtl-optimization/41697
2297 * sel-sched-ir.c (fallthru_bb_of_jump): Bail out when a block with
2298 a conditional jump has a single successor.
2300 2009-11-13 Andrey Belevantsev <abel@ispras.ru>
2302 * sched-deps.c (init_deps): New parameter lazy_reg_last. Don't
2303 allocate reg_last when in case lazy_reg_last is true.
2304 (init_deps_reg_last): New.
2305 (free_deps): When max_reg is 0, this context is already freed.
2306 * sched-int.h (init_deps_reg_last): Export.
2307 (init_deps): Update prototype.
2308 * sched-ebb.c (schedule_ebb): Update the call to init_deps.
2309 * sched-rgn.c (sched_rgn_compute_dependencies): Likewise.
2310 * ddg.c (build_intra_loop_deps): Likewise.
2311 * sel-sched-ir.c (copy_deps_context, create_deps_context,
2312 reset_deps_context, deps_init_id): Likewise.
2313 (init_first_time_insn_data): Lazy allocate INSN_DEPS_CONTEXT.
2314 (free_data_for_scheduled_insn): New, break down from ...
2315 (free_first_time_insn_data): ... here.
2316 (has_dependence_p): Allocate reg_last now, when it is needed.
2317 (extend_insn_data): When maximal LUID is big enough, allocate
2318 per-insn data in smaller chunks.
2319 * sel-sched-ir.h (free_data_for_scheduled_insn): Export.
2320 * sel-sched.c (update_seqnos_and_stage): Free INSN_DEPS_CONTEXT
2323 2009-11-13 Uros Bizjak <ubizjak@gmail.com>
2325 * config/i386/i386.md (call_value): Fix comment.
2326 (sibcall_value): Ditto.
2328 2009-11-13 Eric Botcazou <ebotcazou@adacore.com>
2330 * config/i386/linux-unwind.h (x86_frob_update_context): New function.
2331 (MD_FROB_UPDATE_CONTEXT): Define.
2333 2009-11-12 Eric Botcazou <ebotcazou@adacore.com>
2334 Laurent GUERBY <laurent@guerby.net>
2336 * config/sparc/linux-unwind.h (sparc64_fallback_frame_state): Tidy.
2337 Do not schedule an %sp restore. Compensate for RETURN_ADDR_OFFSET.
2338 (sparc_fallback_frame_state): Tidy. Compensate for RETURN_ADDR_OFFSET.
2340 2009-11-12 Jan Hubicka <jh@suse.cz>
2342 * ipa.c (function_and_variable_visibility): Fix my accidentail commit
2343 and clear DECL_COMMON on localized declarations.
2345 2009-11-12 Bernd Schmidt <bernd.schmidt@analog.com>
2348 * regrename.c (struct du_head): New structure; some elements moved
2350 (struct du_chain): ... this one.
2351 (open_chains, closed_chains): Now of type struct du_head *.
2352 (do_replace): Accept du_head argument, not du_chain. All callers
2353 changed. Modified code to match new data structures.
2354 (build_def_use): Return a list of du_head structures. Modified code
2355 to match new data structures.
2356 (dump_def_use_chain): Accept du_head argument, not du_chain. All
2357 callers changed. Modified code to match new data structures.
2358 (merge_overlapping_regs): Accept du_head argument, not du_chain. All
2359 callers changed. Modified code to match new data structures.
2360 (scan_rtx_reg): Change type of this_regno and this_nregs to unsigned.
2361 Allocate a du_head structure as well as a du_chain when creating a
2362 new chain. Modified other code to match new data structures.
2364 2009-11-12 Jan Hubicka <jh@suse.cz>
2366 * cgraph.h (varpool_node_name): Declare.
2367 * cgraphunit.c (process_function_and_variable_attributes): Set
2368 force_output flag on used variables.
2369 * ipa.c (function_and_variable_visibility): Dump externally visible
2370 and needed variables.
2371 * varpool.c (varpool_node_name): Export.
2372 (decide_is_variable_needed): Check COMDAT for externally visible vars;
2375 2009-11-12 Uros Bizjak <ubizjak@gmail.com>
2378 * simplify-rtx.c (simplify_replace_fn_rtx) <case 'e'>: Skip
2379 processing if XEXP (x, i) is NULL.
2381 2009-11-12 Jan Hubicka <jh@suse.cz>
2383 * ipa.c (function_and_variable_visibility): Verify that WEAK || COMMON
2384 imply PUBLIC || EXTERNAL.
2386 2009-11-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2389 * cfgexpand.c (expand_gimple_basic_block): Append NOP to a fallthru,
2390 single successor block, ending with jump created by RTL expander.
2392 2009-11-11 Jan Hubicka <jh@suse.cz>
2395 * ipa.c (function_and_variable_visibility): Do not privatize COMDAT
2396 and WEAK variables at -fwhole-program.
2399 * ipa.c (whole_program_function_and_variable_visility): COMDAT
2400 functions/variables are not needed even if they are externally visible.
2402 2009-11-11 Jan Hubicka <jh@suse.cz>
2404 (patch by Richard Guenther)
2405 * lto-streamer-out.c (output_function): Output head of argument list
2407 * lto-streamer-in.c (input_function): Re-map arguments into merged
2410 2009-11-11 Jan Hubicka <jh@suse.cz>
2412 * lto-cgraph.c: Include gcov-io.h
2413 (output_profile_summary): New function.
2414 (output_cgraph): Use it.
2415 (input_profile_summary): New function.
2416 (input_cgraph): Use it.
2417 * coverage.c (build_ctr_info_value): Use varpool; initalize
2418 DECL_ASSEMBLER_NAME.
2419 (create_coverage): Likewise.
2420 * tree-profile.c (tree_init_ic_make_global_vars): Likewise.
2421 (tree_init_edge_profiler): Likewise.
2422 * Makefile.in (lto-cgraph.o): Add dependency on gcov-io.h.
2424 2009-11-11 Kai Tietz <kai.tietz@onevision.com>
2426 * config/i386/cygming.h (HANDLE_PRAGMA_PUSH_POP_MACRO): Removed.
2427 * c-pragma.c (def_pragma_macro_value): Likewise.
2428 (def_pragma_macro): Likewise.
2429 (pushed_macro_table): Likewise.
2430 (HANDLE_PRAGMA_PUSH_POP_MACRO): Remove guarded code.
2431 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): Removed.
2433 2009-11-11 Basile Starynkevitch <basile@starynkevitch.net>
2435 * doc/plugins.texi (Registering custom attributes): section
2436 renamed as (Registering custom attributes or pragmas).
2437 Mentions custom attributes & pragmas, and c_register_pragma, with
2439 * doc/cpp.texi (Pragmas): Mentions that plugins can provide their
2441 * doc/extend.texi (Function Attributes): Mentions that plugin can
2442 provide their attributes.
2444 2009-11-11 Jon Beniston <jon@beniston.com>
2446 * config.gcc: Add lm32 elf and uclinux targets.
2447 * config/lm32: New directory.
2448 * config/lm32/lm32.c: New file.
2449 * config/lm32/lm32.h: New file.
2450 * config/lm32/lm32.md: New file.
2451 * config/lm32/lm32.opt: New file.
2452 * config/lm32/lm32-protos.h: New file.
2453 * config/lm32/constraints.md: New file.
2454 * config/lm32/predicates.md: New file.
2455 * config/lm32/sfp-machine.h: New file.
2456 * config/lm32/t-fprules-softfp: New file.
2457 * config/lm32/uclinux-elf.h: New file.
2458 * doc/invoke.texi: Document lm32 options.
2459 * doc/contrib.texi: Document lm32 porter.
2460 * doc/install.texi: Document lm32 targets.
2462 2009-11-11 Martin Jambor <mjambor@suse.cz>
2465 * ipa-prop.c (ipa_update_after_lto_read): Call
2466 ipa_check_create_node_params and ipa_check_create_edge_args. Also
2467 call ipa_initialize_node_params instead of ipa_populate_param_decls.
2469 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
2471 * config/arm/arm.c (neon_vdup_constant, neon_make_constant): New.
2472 (neon_expand_vector_init): Use them. Also handle non-constant
2473 vectors with identical elements and vectors with only one
2474 non-constant element.
2475 (arm_print_operand): Handle 'y' modifier.
2476 * config/arm/arm-protos.h (neon_make_constant): Declare.
2477 * config/arm/neon.md (neon_vdup_n<mode>): Split into two
2478 patterns. Use VX instead of VDQW for the first one. Allow
2479 a VFP alternative and V32 modes for the second one.
2480 * config/arm/neon.ml (shape_elt): Add Alternatives.
2481 (ops): Use Alternatives for vdup lane instructions.
2482 * config/arm/neon-testgen.ml (analyze_shape): Handle Alternatives.
2483 * config/arm/vec-common.md (mov<mode>): Use neon_make_constant.
2485 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
2487 * config/arm/neon.md (*neon_mov<mode>): Reject two non-register
2489 (movti, mov<mode>): Call force_reg on one operand if required.
2490 * config/arm/vec-common.md (mov<mode>): Likewise.
2492 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
2494 * config/arm/arm.c (arm_override_options): Enable scheduling for
2497 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
2501 * expr.h (anti_adjust_stack_and_probe): Declare.
2502 * explow.c (anti_adjust_stack_and_probe): Make global, add ADJUST_BACK
2503 parameter and rewrite head comment.
2504 (allocate_dynamic_stack_space): Adjust call to above function.
2505 * function.c (expand_function_end): Handle STACK_CHECK_MOVING_SP.
2507 * tree.h (dwarf2out_args_size): Delete.
2508 * dwarf2out.c (dwarf2out_args_size): Make static and move around.
2509 (dwarf2out_args_size_adjust): Delete prototype and move around.
2510 (dwarf2out_frame_debug_expr): Do not record arg size adjustments for
2511 ACCUMULATE_OUTGOING_ARGS targets.
2513 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
2515 * config/sparc/sparc.c (print_operand) <')'>: Test for a non-null
2516 DECL_SIZE of DECL_RESULT before evaluating it.
2518 2009-11-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2520 PR tree-optimization/41987
2521 * fold-const.c (const_binop): Avoid using fold_buildN().
2523 2009-11-10 Martin Jambor <mjambor@suse.cz>
2525 * tree-pass.h (struct ipa_opt_pass_d): Added stmt_fixup field.
2526 (execute_all_ipa_stmt_fixups): Declare.
2527 * ipa-cp.c (pass_ipa_cp): Added stmt_fixup value.
2528 * ipa-inline.c (pass_ipa_inline): Likewise.
2529 * ipa-pure-const.c (pass_ipa_pure_cons): Likewise.
2530 * ipa-reference.c (pass_ipa_reference): Likewise.
2531 * ipa.c (pass_ipa_whole_program_visibility): Likewise.
2532 * lto-streamer-out.c (pass_ipa_lto_gimple_out): Likewise.
2533 (pass_ipa_lto_finish_out): Likewise.
2534 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Likewise.
2535 * passes.c (execute_ipa_stmt_fixups): New function.
2536 (execute_all_ipa_stmt_fixups): New function.
2537 * lto-streamer-in.c (input_function): Call execute_all_ipa_stmt_fixups.
2539 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
2542 * explow.c (probe_stack_range): Fix typo.
2543 * config/sparc/sparc.md (probe_stack): New expander.
2545 2009-11-09 Dave Korn <dave.korn.cygwin@gmail.com>
2547 * config/i386/cygwin.h (LINK_SPEC): Add -tsaware flag if !mno-cygwin.
2549 2009-11-09 Jason Merrill <jason@redhat.com>
2551 * gdbinit.in (pgq): New function for printing gimple sequence.
2553 2009-11-09 Paul Brook <paul@codesourcery.com>
2554 Daniel Jacobowitz <dan@codesourcery.com>
2555 Sandra Loosemore <sandra@codesourcery.com>
2557 * doc/extend.texi (Half-Precision): Update wording to reflect
2558 that there are now multiple -mfpu options that enable fp16
2560 * doc/invoke.texi: Update list of ARM -mfpu= options.
2561 * config.gcc: Update ARM --with-fpu option list.
2562 * config/arm/arm.c (all_fpus): Add vfpv3-fp16, vfpv3-d16-fp16,
2563 vfpv3xd and vfpv3xd-fp16.
2564 (use_vfp_abi): New function.
2565 (aapcs_vfp_is_call_or_return_candidate): Avoid double precision regs
2567 (aapcs_vfp_is_return_candidate, aapcs_vfp_is_call_candidate,
2568 aapcs_vfp_allocate_return_reg): Use use_vfp_abi.
2569 (arm_rtx_costs_1, arm_size_rtx_costs, arm_fastmul_rtx_costs,
2570 arm_9e_rtx_costs): Only expect double-precision operations if the FPU
2572 (coproc_secondary_reload_class): Reload HFmode via GENERAL_REGS if no
2574 (arm_print_operand): Handle 'p' modifier.
2575 (arm_hard_regno_mode_ok): : Allow HFmode in VFP registers if
2577 * config/arm/arm.h (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Define.
2578 (TARGET_FP16): Define.
2579 * config/arm/vfp.md: Disable double-precision patterns if the FPU
2580 does not provide them.
2581 (arm_movdi_vfp, thumb2_movdi_vfp): Use fcpys to move
2582 double-precision values on a single-precision FPU.
2583 (movdf_vfp, thumb2_movdf_vfp): Likewise. Use "Dy" for
2584 double-precision constants.
2585 (movhf_vfp_neon): New pattern (was movhf_vfp).
2586 (movhf_vfp): Remove NEON instructions.
2587 * config/arm/constraints.md: Add new "Dy" constraint for
2588 double-precision constants. Update description of "Dv".
2589 * config/arm/arm.md: Disable double-precision patterns if the FPU
2590 does not provide them
2592 2009-11-09 Jakub Jelinek <jakub@redhat.com>
2594 * config/i386/i386.c (print_operand) <case 'D'>: Fix formatting.
2595 (print_operand) <case 'Y'>: Likewise. Fix a pasto in operand lossage
2598 2009-11-08 H.J. Lu <hongjiu.lu@intel.com>
2600 * collect2.c (main): Search PLUGIN_LD for plugin linker.
2602 * configure.ac (--with-plugin-ld): New. Default to ld.
2603 * configure: Regenerated.
2604 * config.in: Likewise.
2606 * exec-tool.in (ORIGINAL_PLUGIN_LD_FOR_TARGET): New.
2607 (collect-ld): Use ORIGINAL_PLUGIN_LD_FOR_TARGET for -plugin.
2609 2009-11-08 Jonathan Gray <jsg@openbsd.org>
2611 * config/openbsd-stdint.h: Change to reflect what
2612 c_common_nodes_and_builtins expects.
2614 2009-11-08 Paolo Carlini <paolo.carlini@oracle.com>
2616 * builtins.c (apply_args_reg_offset): Remove commented out delaration.
2618 2009-11-08 Jakub Jelinek <jakub@redhat.com>
2621 * config/i386/i386.c (get_some_local_dynamic_name): Don't assert
2622 function contains at least one local dynamic name.
2623 (print_operand) <case '&'>: Instead output operand lossage diagnostics
2624 here if that happens.
2626 2009-11-08 Zbigniew Chamski <zbigniew.chamski@gmail.com>
2627 Joern Rennecke <amylaar@spamcop.net>
2629 * cfgrtl.c (pass_free_cfg): Add pass name.
2630 * cgraphbuild.c (pass_build_cgraph_edges): Likewise.
2631 (pass_rebuild_cgraph_edges, pass_remove_cgraph_callee_edges): Likewise.
2632 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Change pass name.
2633 * df-core.c (pass_df_initialize_no_opt): Likewise.
2634 * except.c (pass_rtl_eh): Likewise.
2635 * function.c (pass_init_function, pass_leaf_regs): Likewise.
2636 * gcse.c (pass_rtl_pre): Change pass name.
2637 * passes.c (pass_postreload): Add pass name.
2638 (make_pass_instance): Don't use duplicate-tracking logic for
2639 names starting with '*'.
2640 (next_pass_1): Assert that pass has a name.
2641 (register_one_dump_file): If there is an space in the name,
2643 * predict.c (pass_strip_predict_hints): Add pass name.
2644 * reg-stack.c (pass_stack_regs): Likewise.
2645 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
2646 * tree-cfg.c (pass_warn_function_return,
2647 pass_warn_function_noreturn): Add pass name.
2648 * tree-dfa.c (pass_referenced_vars): Likewise.
2649 * tree-optimize.c (pass_cleanup_cfg_post_optimizing):
2650 Fix whitespace before comment.
2651 (pass_fixup_cfg): Add pass name, fix whitespace before comment.
2652 (pass_init_datastructures): Add pass name.
2653 * tree-ssa-loop.c (pass_record_bounds): Likewise.
2654 * tree-ssa.c (pass_early_warn_uninitialized,
2655 pass_late_warn_uninitialized): Likewise.
2656 * tree.c (pass_ipa_free_lang_data): Likewise.
2657 * doc/passes.texi (pass manager): Document how to disambiguate
2660 2009-11-08 Paolo Bonzini <bonzini@gnu.org>
2662 * df-problems.c: Fix documentation for forward simulation of LR.
2663 (df_simulate_one_insn_forwards): Use df_simulate_find_defs.
2664 (df_simulate_finalize_forwards): Remove.
2665 * df.h (df_simulate_finalize_forwards): Remove.
2667 2009-11-08 Richard Guenther <rguenther@suse.de>
2669 * tree-ssa-structalias.c (build_succ_graph): Properly make
2670 variables escape if they are stored to anything.
2672 2009-11-08 Richard Guenther <rguenther@suse.de>
2674 PR rtl-optimization/41928
2675 * loop-invariant.c (free_loop_data): If we didn't allocate
2676 loop data do not try to free it.
2678 2009-11-07 Jason Merrill <jason@redhat.com>
2680 * tree.c (reconstruct_complex_type): Preserve attributes.
2682 2009-11-07 Richard Guenther <rguenther@suse.de>
2684 * tree-ssa-structalias.c (build_succ_graph): Feed stores
2685 to anything only to variables that can take pointers.
2686 (get_constraint_for_ssa_var): Properly exclude full
2687 variables from expanding.
2688 (first_vi_for_offset): Avoid overflow in arithmetic.
2689 (first_or_preceding_vi_for_offset): Likewise.
2690 (count_num_arguments): Fix implementation.
2691 (gate_ipa_pta): Do not run when not optimizing.
2693 2009-11-07 David Binderman <dcb314@hotmail.com>
2695 * builtins.c (apply_args_size, expand_builtin_mathfn, expand_powi,
2696 expand_builtin_expect, maybe_emit_sprintf_chk_warning): Remove some
2697 set but not used variables.
2698 (apply_args_reg_offset): Comment out as unused.
2699 * calls.c (flags_from_decl_or_type): Likewise.
2700 * genautomata.c (check_regexp_units_distribution): Likewise.
2702 2009-11-07 Uros Bizjak <ubizjak@gmail.com>
2704 * config/i386/sse.md (xop_pmacsww, xop_pmacssww, xop_pmacsdd,
2705 xop_pmacssdd, xop_pmacssdql, xop_pmacssdqh, xop_pmacsdql,
2706 *xop_pmacsdql_mem, xop_pmacsdqh, *xop_pmacsdqh_mem, xop_pmacsswd,
2707 xop_pmacswd, xop_pmadcsswd, xop_pmadcswd, xop_pcmov_<mode>,
2708 xop_pcmov_<mode>256, xop_pperm, xop_pperm_pack_v2di_v4si,
2709 xop_pperm_pack_v4si_v8hi, xop_pperm_pack_v8hi_v16qi): Compress
2710 operand alternatives.
2712 2009-11-06 Michael Matz <matz@suse.de>
2715 * tree-ssa-math-opts.c (execute_cse_reciprocals): Check all uses
2716 of a potential reciprocal to really be reciprocals.
2718 2009-11-06 Jakub Jelinek <jakub@redhat.com>
2720 * config/i386/x86intrin.h: Include fma4intrin.h, xopintrin.h and
2721 lwpintrin.h after immintrin.h.
2722 * config/i386/fma4intrin.h (__v8sf, __v4df, __m256, __m256d): Remove
2726 * c-common.c (fold_offsetof_1) <case ARRAY_REF>: Don't crash for VLAs
2727 or non-constant index, allow index one past the last element and
2728 allow exceeding array bound in arrays that might be used as flexible
2731 2009-11-05 Richard Henderson <rth@redhat.com>
2733 * config/i386/ia32intrin.h: Protect CRC32 builtins with __SSE4_2__.
2735 2009-11-05 Paul Brook <paul@codesourcery.com>
2737 * config/arm/arm.c (arm_fp_model, arm_fpu_arch, arm_fpu_tune): Remove.
2738 (arm_fpu_desc): New.
2739 (all_fpus): Add FPU details.
2740 (fp_model_for_fpu): Remove.
2741 (arm_override_options): Set and use arm_fpu_desc and arm_fpu_attr.
2742 (arm_output_epilogue, arm_save_coproc_regs): Use TARGET_FPA_EMU2.
2743 (arm_file_start): Use arm_fpu_desc.
2744 * config/arm/arm.h (TARGET_FPA, TARGET_MAVERICK, TARGET_VFP,
2745 TARGET_VFPD32, TARGET_VFP3, TARGET_NEON_FP16, TARGET_NEON): Use
2747 (TARGET_FPA_EMU2): Define.
2748 (arm_fp_model, fputype, arm_fpu_tune): Remove.
2749 (vfp_reg_type, arm_fpu_desc): New.
2750 * config/arm/arm.md (attr fpu): Simplify.
2751 * config/arm/fpa.md (movxf_fpa): Use TARGET_FPA_EMU2.
2752 * config/arm/linux-elf.h (FPUTYPE_DEFAULT): Use string value.
2753 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Use string value.
2754 * config/arm/netbsd-elf.h (FPUTYPE_DEFAULT): Use string value.
2755 * config/arm/vxworks.h (FPUTYPE_DEFAULT): Use string value.
2757 2009-11-05 Michael Matz <matz@suse.de>
2759 * config/i386/i386.c (ix86_builtin_reciprocal): Remove dependency
2761 * doc/invoke.texi (-mrecip): Clarify that we don't need -mrecip
2764 2009-11-04 Jason Merrill <jason@redhat.com>
2767 * varasm.c (initializer_constant_valid_p): A PLUS_EXPR
2768 or MINUS_EXPR of REAL_TYPE is not a valid constant initializer.
2769 (output_constant): Avoid crash after error.
2771 2009-11-05 Martin Jambor <mjambor@suse.cz>
2773 * tree-sra.c (struct access): Changed comment of next_sibling field.
2774 (analyze_modified_params): Loop over accesses of a group rather than
2775 over all with the ame base, pass a common bitmap to
2777 (unmodified_by_ref_scalar_representative): Build link lists of
2778 accesses of a group.
2779 (splice_param_accesses): Likewise.
2781 2009-11-04 Kenneth Zadeck <zadeck@naturalbridge.com>
2783 * df-scan.c (df-uses-record): Add case zero_extract of mem.
2785 2009-11-04 Eric Botcazou <ebotcazou@adacore.com>
2789 * config/i386/i386.md (probe_stack): New expander.
2790 (logical operation peepholes): Do not split stack checking probes.
2792 2009-11-04 Harsha Jagasia <harsha.jagasia@amd.com>
2793 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2795 * doc/invoke.texi (-mlwp): Add documentation.
2796 * doc/extend.texi (x86 intrinsics): Add LWP intrinsics.
2797 * config.gcc (i[34567]86-*-*): Include lwpintrin.h.
2798 (x86_64-*-*): Ditto.
2799 * config/i386/lwpintrin.h: New file, provide x86 compiler
2800 intrinisics for LWP.
2801 * config/i386/cpuid.h (bit_LWP): Define LWP bit.
2802 * config/i386/x86intrin.h: Add LWP check and lwpintrin.h.
2803 * config/i386/i386-c.c (ix86_target_macros_internal): Check
2805 * config/i386/i386.h (TARGET_LWP): New macro for LWP.
2806 * config/i386/i386.opt (-mlwp): New switch for LWP support.
2807 * config/i386/i386.c (OPTION_MASK_ISA_LWP_SET): New.
2808 (OPTION_MASK_ISA_LWP_UNSET): New.
2809 (ix86_handle_option): Handle -mlwp.
2810 (isa_opts): Handle -mlwp.
2811 (enum pta_flags): Add PTA_LWP.
2812 (override_options): Add LWP support.
2813 (IX86_BUILTIN_LLWPCB16): New for LWP intrinsic.
2814 (IX86_BUILTIN_LLWPCB32): Ditto.
2815 (IX86_BUILTIN_LLWPCB64): Ditto.
2816 (IX86_BUILTIN_SLWPCB16): Ditto.
2817 (IX86_BUILTIN_SLWPCB32): Ditto.
2818 (IX86_BUILTIN_SLWPCB64): Ditto.
2819 (IX86_BUILTIN_LWPVAL16): Ditto.
2820 (IX86_BUILTIN_LWPVAL32): Ditto.
2821 (IX86_BUILTIN_LWPVAL64): Ditto.
2822 (IX86_BUILTIN_LWPINS16): Ditto.
2823 (IX86_BUILTIN_LWPINS32): Ditto.
2824 (IX86_BUILTIN_LWPINS64): Ditto.
2825 (enum ix86_special_builtin_type): Add LWP intrinsic support.
2826 (builtin_description): Ditto.
2827 (ix86_init_mmx_sse_builtins): Ditto.
2828 (ix86_expand_special_args_builtin): Ditto.
2829 * config/i386/i386.md (UNSPEC_LLWP_INTRINSIC): Add new UNSPEC for
2831 (UNSPEC_SLWP_INTRINSIC): Ditto.
2832 (UNSPECV_LWPVAL_INTRINSIC): Ditto.
2833 (UNSPECV_LWPINS_INTRINSIC): Ditto.
2834 (lwp_llwpcbhi1): New lwp pattern.
2835 (lwp_llwpcbsi1): Ditto.
2836 (lwp_llwpcbdi1): Ditto.
2837 (lwp_slwpcbhi1): Ditto.
2838 (lwp_slwpcbsi1): Ditto.
2839 (lwp_slwpcbdi1): Ditto.
2840 (lwp_lwpvalhi3): Ditto.
2841 (lwp_lwpvalsi3): Ditto.
2842 (lwp_lwpvaldi3): Ditto.
2843 (lwp_lwpinshi3): Ditto.
2844 (lwp_lwpinssi3): Ditto.
2845 (lwp_lwpinsdi3): Ditto.
2847 2009-11-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
2848 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
2851 * simplify-rtx.c (simplify_binary_operation_1): Simplify vec_select of
2854 2009-11-04 Richard Guenther <rguenther@suse.de>
2855 Rafael Avila de Espindola <espindola@google.com>
2857 * gcc.c (process_command): Handle arguments name@offset.
2859 2009-11-04 Harsha Jagasia <harsha.jagasia@amd.com>
2860 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2862 * config.gcc (i[34567]86-*-*): Include xopintrin.h.
2863 (x86_64-*-*): Ditto.
2864 * config/i386/xopintrin.h: New file, provide common x86 compiler
2865 intrinisics for XOP.
2866 * config/i386/cpuid.h (bit_XOP): Define XOP bit.
2867 * config/i386/x86intrin.h: Add XOP check and xopintrin.h.
2868 * config/i386/i386-c.c(ix86_target_macros_internal): Check
2870 * config/i386/i386.h(TARGET_XOP): New macro for XOP.
2871 * config/i386/i386.opt (-mxop): New switch for XOP support.
2872 * config/i386/i386.md (UNSPEC_XOP_UNSIGNED_CMP)
2873 (UNSPEC_XOP_TRUEFALSE)
2874 (UNSPEC_XOP_PERMUTE)
2875 (UNSPEC_FRCZ): Add new UNSPEC for XOP support.
2876 (PPERM_*): New constants for vpperm instruction.
2877 (xop_pcmov_<mode>): Add XOP conditional mov instructions.
2878 * config/i386/i386.c (OPTION_MASK_ISA_XOP_SET): New.
2879 (OPTION_MASK_ISA_XOP_UNSET): New.
2880 (OPTION_MASK_ISA_XOP_UNSET): Change definition to depend on XOP.
2881 (ix86_handle_option): Handle -mxop.
2882 (isa_opts): Handle -mxop.
2883 (enum pta_flags): Add PTA_XOP.
2884 (override_options): Add XOP support.
2885 (print_operand): Add code for XOP compare instructions.
2886 (ix86_expand_sse_movcc): Extend for XOP conditional move instruction.
2887 (ix86_expand_int_vcond): Extend for XOP compare instruction.
2889 (IX86_BUILTIN_VPCMOV): New for XOP intrinsic.
2890 (IX86_BUILTIN_VPCMOV_V2DI): Ditto.
2891 (IX86_BUILTIN_VPCMOV_V4SI): Ditto.
2892 (IX86_BUILTIN_VPCMOV_V8HI): Ditto.
2893 (IX86_BUILTIN_VPCMOV_V16QI): Ditto.
2894 (IX86_BUILTIN_VPCMOV_V4SF): Ditto.
2895 (IX86_BUILTIN_VPCMOV_V2DF): Ditto.
2897 (IX86_BUILTIN_VPCMOV256): Ditto.
2898 (IX86_BUILTIN_VPCMOV_V4DI256): Ditto.
2899 (IX86_BUILTIN_VPCMOV_V8SI256): Ditto.
2900 (IX86_BUILTIN_VPCMOV_V16HI256): Ditto.
2901 (IX86_BUILTIN_VPCMOV_V32QI256): Ditto.
2902 (IX86_BUILTIN_VPCMOV_V8SF256): Ditto.
2903 (IX86_BUILTIN_VPCMOV_V4DF256): Ditto.
2905 (IX86_BUILTIN_VPPERM): Ditto.
2907 (IX86_BUILTIN_VPMACSSWW): Ditto.
2908 (IX86_BUILTIN_VPMACSWW): Ditto.
2909 (IX86_BUILTIN_VPMACSSWD): Ditto.
2910 (IX86_BUILTIN_VPMACSWD): Ditto.
2911 (IX86_BUILTIN_VPMACSSDD): Ditto.
2912 (IX86_BUILTIN_VPMACSDD): Ditto.
2913 (IX86_BUILTIN_VPMACSSDQL): Ditto.
2914 (IX86_BUILTIN_VPMACSSDQH): Ditto.
2915 (IX86_BUILTIN_VPMACSDQL): Ditto.
2916 (IX86_BUILTIN_VPMACSDQH): Ditto.
2917 (IX86_BUILTIN_VPMADCSSWD): Ditto.
2918 (IX86_BUILTIN_VPMADCSWD): Ditto.
2920 (IX86_BUILTIN_VPHADDBW): Ditto.
2921 (IX86_BUILTIN_VPHADDBD): Ditto.
2922 (IX86_BUILTIN_VPHADDBQ): Ditto.
2923 (IX86_BUILTIN_VPHADDWD): Ditto.
2924 (IX86_BUILTIN_VPHADDWQ): Ditto.
2925 (IX86_BUILTIN_VPHADDDQ): Ditto.
2926 (IX86_BUILTIN_VPHADDUBW): Ditto.
2927 (IX86_BUILTIN_VPHADDUBD): Ditto.
2928 (IX86_BUILTIN_VPHADDUBQ): Ditto.
2929 (IX86_BUILTIN_VPHADDUWD): Ditto.
2930 (IX86_BUILTIN_VPHADDUWQ): Ditto.
2931 (IX86_BUILTIN_VPHADDUDQ): Ditto.
2932 (IX86_BUILTIN_VPHSUBBW): Ditto.
2933 (IX86_BUILTIN_VPHSUBWD): Ditto.
2934 (IX86_BUILTIN_VPHSUBDQ): Ditto.
2936 (IX86_BUILTIN_VPROTB): Ditto.
2937 (IX86_BUILTIN_VPROTW): Ditto.
2938 (IX86_BUILTIN_VPROTD): Ditto.
2939 (IX86_BUILTIN_VPROTQ): Ditto.
2940 (IX86_BUILTIN_VPROTB_IMM): Ditto.
2941 (IX86_BUILTIN_VPROTW_IMM): Ditto.
2942 (IX86_BUILTIN_VPROTD_IMM): Ditto.
2943 (IX86_BUILTIN_VPROTQ_IMM): Ditto.
2945 (IX86_BUILTIN_VPSHLB): Ditto.
2946 (IX86_BUILTIN_VPSHLW): Ditto.
2947 (IX86_BUILTIN_VPSHLD): Ditto.
2948 (IX86_BUILTIN_VPSHLQ): Ditto.
2949 (IX86_BUILTIN_VPSHAB): Ditto.
2950 (IX86_BUILTIN_VPSHAW): Ditto.
2951 (IX86_BUILTIN_VPSHAD): Ditto.
2952 (IX86_BUILTIN_VPSHAQ): Ditto.
2954 (IX86_BUILTIN_VFRCZSS): Ditto.
2955 (IX86_BUILTIN_VFRCZSD): Ditto.
2956 (IX86_BUILTIN_VFRCZPS): Ditto.
2957 (IX86_BUILTIN_VFRCZPD): Ditto.
2958 (IX86_BUILTIN_VFRCZPS256): Ditto.
2959 (IX86_BUILTIN_VFRCZPD256): Ditto.
2961 (IX86_BUILTIN_VPCOMEQUB): Ditto.
2962 (IX86_BUILTIN_VPCOMNEUB): Ditto.
2963 (IX86_BUILTIN_VPCOMLTUB): Ditto.
2964 (IX86_BUILTIN_VPCOMLEUB): Ditto.
2965 (IX86_BUILTIN_VPCOMGTUB): Ditto.
2966 (IX86_BUILTIN_VPCOMGEUB): Ditto.
2967 (IX86_BUILTIN_VPCOMFALSEUB): Ditto.
2968 (IX86_BUILTIN_VPCOMTRUEUB): Ditto.
2970 (IX86_BUILTIN_VPCOMEQUW): Ditto.
2971 (IX86_BUILTIN_VPCOMNEUW): Ditto.
2972 (IX86_BUILTIN_VPCOMLTUW): Ditto.
2973 (IX86_BUILTIN_VPCOMLEUW): Ditto.
2974 (IX86_BUILTIN_VPCOMGTUW): Ditto.
2975 (IX86_BUILTIN_VPCOMGEUW): Ditto.
2976 (IX86_BUILTIN_VPCOMFALSEUW): Ditto.
2977 (IX86_BUILTIN_VPCOMTRUEUW): Ditto.
2979 (IX86_BUILTIN_VPCOMEQUD): Ditto.
2980 (IX86_BUILTIN_VPCOMNEUD): Ditto.
2981 (IX86_BUILTIN_VPCOMLTUD): Ditto.
2982 (IX86_BUILTIN_VPCOMLEUD): Ditto.
2983 (IX86_BUILTIN_VPCOMGTUD): Ditto.
2984 (IX86_BUILTIN_VPCOMGEUD): Ditto.
2985 (IX86_BUILTIN_VPCOMFALSEUD): Ditto.
2986 (IX86_BUILTIN_VPCOMTRUEUD): Ditto.
2988 (IX86_BUILTIN_VPCOMEQUQ): Ditto.
2989 (IX86_BUILTIN_VPCOMNEUQ): Ditto.
2990 (IX86_BUILTIN_VPCOMLTUQ): Ditto.
2991 (IX86_BUILTIN_VPCOMLEUQ): Ditto.
2992 (IX86_BUILTIN_VPCOMGTUQ): Ditto.
2993 (IX86_BUILTIN_VPCOMGEUQ): Ditto.
2994 (IX86_BUILTIN_VPCOMFALSEUQ): Ditto.
2995 (IX86_BUILTIN_VPCOMTRUEUQ): Ditto.
2997 (IX86_BUILTIN_VPCOMEQB): Ditto.
2998 (IX86_BUILTIN_VPCOMNEB): Ditto.
2999 (IX86_BUILTIN_VPCOMLTB): Ditto.
3000 (IX86_BUILTIN_VPCOMLEB): Ditto.
3001 (IX86_BUILTIN_VPCOMGTB): Ditto.
3002 (IX86_BUILTIN_VPCOMGEB): Ditto.
3003 (IX86_BUILTIN_VPCOMFALSEB): Ditto.
3004 (IX86_BUILTIN_VPCOMTRUEB): Ditto.
3006 (IX86_BUILTIN_VPCOMEQW): Ditto.
3007 (IX86_BUILTIN_VPCOMNEW): Ditto.
3008 (IX86_BUILTIN_VPCOMLTW): Ditto.
3009 (IX86_BUILTIN_VPCOMLEW): Ditto.
3010 (IX86_BUILTIN_VPCOMGTW): Ditto.
3011 (IX86_BUILTIN_VPCOMGEW): Ditto.
3012 (IX86_BUILTIN_VPCOMFALSEW): Ditto.
3013 (IX86_BUILTIN_VPCOMTRUEW): Ditto.
3015 (IX86_BUILTIN_VPCOMEQD): Ditto.
3016 (IX86_BUILTIN_VPCOMNED): Ditto.
3017 (IX86_BUILTIN_VPCOMLTD): Ditto.
3018 (IX86_BUILTIN_VPCOMLED): Ditto.
3019 (IX86_BUILTIN_VPCOMGTD): Ditto.
3020 (IX86_BUILTIN_VPCOMGED): Ditto.
3021 (IX86_BUILTIN_VPCOMFALSED): Ditto.
3022 (IX86_BUILTIN_VPCOMTRUED): Ditto.
3024 (IX86_BUILTIN_VPCOMEQQ): Ditto.
3025 (IX86_BUILTIN_VPCOMNEQ): Ditto.
3026 (IX86_BUILTIN_VPCOMLTQ): Ditto.
3027 (IX86_BUILTIN_VPCOMLEQ): Ditto.
3028 (IX86_BUILTIN_VPCOMGTQ): Ditto.
3029 (IX86_BUILTIN_VPCOMGEQ): Ditto.
3030 (IX86_BUILTIN_VPCOMFALSEQ): Ditto.
3031 (IX86_BUILTIN_VPCOMTRUEQ): Ditto.
3033 (enum multi_arg_type): New enum for describing the various XOP
3034 intrinsic argument types.
3035 (bdesc_multi_arg): New table for XOP intrinsics.
3036 (ix86_init_mmx_sse_builtins): Add XOP intrinsic support.
3037 (ix86_expand_multi_arg_builtin): New function for creating XOP
3040 * config/i386/sse.md (sserotatemax): New mode attribute for XOP.
3041 (xop_pmacsww): Ditto.
3042 (xop_pmacssww): Ditto.
3043 (xop_pmacsdd): Ditto.
3044 (xop_pmacssdd): Ditto.
3045 (xop_pmacssdql): Ditto.
3046 (xop_pmacssdqh): Ditto.
3047 (xop_pmacsdql): Ditto.
3048 (xop_pmacsdql_mem): Ditto.
3049 (xop_mulv2div2di3_low): Ditto.
3050 (xop_pmacsdqh): Ditto.
3051 (xop_pmacsdqh_mem): Ditto.
3052 (xop_mulv2div2di3_high): Ditto.
3053 (xop_pmacsswd): Ditto.
3054 (xop_pmacswd): Ditto.
3055 (xop_pmadcsswd): Ditto.
3056 (xop_pmadcswd): Ditto.
3057 (xop_pcmov_<mode>): Ditto.
3058 (xop_pcmov_<mode>256): Ditto.
3059 (xop_phaddbw): Ditto.
3060 (xop_phaddbd): Ditto.
3061 (xop_phaddbq): Ditto.
3062 (xop_phaddwd): Ditto.
3063 (xop_phaddwq): Ditto.
3064 (xop_phadddq): Ditto.
3065 (xop_phaddubw): Ditto.
3066 (xop_phaddubd): Ditto.
3067 (xop_phaddubq): Ditto.
3068 (xop_phadduwd): Ditto.
3069 (xop_phadduwq): Ditto.
3070 (xop_phaddudq): Ditto.
3071 (xop_phsubbw): Ditto.
3072 (xop_phsubwd): Ditto.
3073 (xop_phsubdq): Ditto.
3075 (rotl<mode>3): Ditto.
3076 (rotr<mode>3): Ditto.
3077 (xop_rotl<mode>3): Ditto.
3078 (xop_rotr<mode>3): Ditto.
3079 (vrotr<mode>3): Ditto.
3080 (vrotl<mode>3): Ditto.
3081 (xop_vrotl<mode>3): Ditto.
3082 (vlshr<mode>3): Ditto.
3083 (vashr<mode>3): Ditto.
3085 (xop_ashl<mode>3): Ditto.
3086 (xop_lshl<mode>3): Ditto.
3087 (ashlv16qi3): Ditto.
3088 (lshlv16qi3): Ditto.
3089 (ashrv16qi3): Ditto.
3091 (xop_frcz<mode>2): Ditto.
3092 (xop_vmfrcz<mode>2): Ditto.
3093 (xop_frcz<mode>2256): Ditto.
3094 (xop_maskcmp<mode>3): Ditto.
3095 (xop_maskcmp_uns<mode>3): Ditto.
3096 (xop_maskcmp_uns2<mode>3): Ditto.
3097 (xop_pcom_tf<mode>3): Ditto.
3099 * doc/invoke.texi (-mxop): Add documentation.
3100 * doc/extend.texi (x86 intrinsics): Add XOP intrinsics.
3102 2009-11-03 Mark Mitchell <mark@codesourcery.com>
3105 * gcc.c (SWITCHES_NEED_SPACES): Define to "o".
3106 * config/alpha/osf.h (SWITCHES_NEED_SPACES): Remove here.
3107 * config/mips/iris.h (SWITCHES_NEED_SPACES): Remove here.
3109 2009-11-04 Richard Earnshaw <rearnsha@arm.com>
3112 * arm.md (peephole2 patterns for move and compare): New.
3114 2009-11-04 Nick Clifton <nickc@redhat.com>
3116 * defaults.h (CONSTANT_ADDRESS_P): Provide a default definition.
3117 Make sure that it does not allow CONST_DOUBLEs.
3118 * doc/tm.texi (CONSTANT_ADDRESS_P): Update description.
3119 * config/avr/avr.h (CONSTANT_ADDRESS_P): Delete.
3120 * config/bfin/bfin.h (CONSTANT_ADDRESS_P): Delete.
3121 * config/cris/cris.h (CONSTANT_ADDRESS_P): Delete.
3122 * config/fr30/fr30.h (CONSTANT_ADDRESS_P): Delete.
3123 * config/frv/frv.h (CONSTANT_ADDRESS_P): Delete.
3124 * config/m32c/m32c.h (CONSTANT_ADDRESS_P): Delete.
3125 * config/m68hc11/m68hc11.h (CONSTANT_ADDRESS_P): Delete.
3126 * config/mep/mep.h (CONSTANT_ADDRESS_P): Delete.
3127 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Delete.
3128 * config/moxie/moxie.h (CONSTANT_ADDRESS_P): Delete.
3129 * config/pdp11/pdp11.h (CONSTANT_ADDRESS_P): Delete.
3130 * config/picochip/picochip.h (CONSTANT_ADDRESS_P): Delete.
3131 * config/score/score.h (CONSTANT_ADDRESS_P): Delete.
3132 * config/stormy16/stormy16.h (CONSTANT_ADDRESS_P): Delete.
3134 2009-11-04 Richard Guenther <rguenther@suse.de>
3136 PR tree-optimization/41919
3137 * tree-vrp.c (test_for_singularity): Properly compare values.
3139 2009-11-04 Revital Eres <eres@il.ibm.com>
3141 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
3142 Consider peeling for alignment only for stores and remove
3143 redundant assignment.
3145 2009-11-04 Maxim Kuvyrkov <maxim@codesourcery.com>
3148 * config/m68k/m68k.c (m68k_reg_present_p): New static function.
3149 (m68k_ok_for_sibcall_p): Handle different result return locations.
3151 2009-11-04 Richard Guenther <rguenther@suse.de>
3153 * c-opts.c (c_common_post_options): Move LTO option processing
3155 * opts.c (decode_options): ... here.
3157 2009-11-04 Jakub Jelinek <jakub@redhat.com>
3159 * c-common.c (fold_offsetof_1): Use %wd instead of
3160 HOST_WIDE_INT_PRINT_DEC.
3162 2009-11-04 Maciej W. Rozycki <macro@linux-mips.org>
3164 * config/vax/linux.h (TARGET_OS_CPP_BUILTINS): Don't define
3167 2009-11-04 Maciej W. Rozycki <macro@linux-mips.org>
3169 * config.gcc (vax-*-linux*): Keep the original contents of
3170 tmake_file while adding vax/t-linux.
3172 2009-11-03 Eric Botcazou <ebotcazou@adacore.com>
3176 * expr.h (STACK_CHECK_PROBE_INTERVAL): Delete.
3177 (STACK_CHECK_PROBE_INTERVAL_EXP): New macro.
3178 (STACK_CHECK_MOVING_SP): Likewise.
3179 * system.h (STACK_CHECK_PROBE_INTERVAL): Poison it.
3180 * doc/tm.texi (Stack Checking): Delete STACK_CHECK_PROBE_INTERVAL.
3181 Document STACK_CHECK_PROBE_INTERVAL_EXP and STACK_CHECK_MOVING_SP.
3182 * doc/md.texi (Standard Pattern Names): Tweak entry of CHECK_STACK.
3183 Document PROBE_STACK.
3184 * explow.c (anti_adjust_stack_and_probe): New function.
3185 (allocate_dynamic_stack_space): Do not directly allocate space if
3186 STACK_CHECK_MOVING_SP, instead invoke above function.
3187 (emit_stack_probe): Handle probe_stack insn.
3188 (PROBE_INTERVAL): New macro.
3189 (STACK_GROW_OPTAB): Likewise.
3190 (STACK_GROW_OFF): Likewise.
3191 (probe_stack_range): Use Pmode and memory_address consistently. Fix
3192 loop condition in the small constant case. Rewrite in the general
3193 case to be immune to wraparounds. Make sure the address of probes
3194 is valid. Try to use [base + disp] addressing mode if possible.
3195 * ira.c (setup_eliminable_regset): Set frame_pointer_needed if stack
3196 checking is enabled and STACK_CHECK_MOVING_SP.
3197 * rtlanal.c (may_trap_p_1) <MEM>: If stack checking is enabled,
3198 return 1 for volatile references to the stack pointer.
3199 * tree.c (build_common_builtin_nodes): Do not set ECF_NOTHROW on
3200 __builtin_alloca if stack checking is enabled.
3201 * unwind-dw2.c (uw_identify_context): Take into account whether the
3202 context is that of a signal frame or not.
3203 * config/i386/linux.h (STACK_CHECK_MOVING_SP): Define to 1.
3204 * config/i386/linux64.h (STACK_CHECK_MOVING_SP): Likewise.
3206 2009-11-03 Jakub Jelinek <jakub@redhat.com>
3208 PR rtl-optimization/41917
3209 * rtlanal.c (num_sign_bit_copies1) <case UMOD>: If sign bit of second
3210 operand isn't known to be 0, return 1.
3212 2009-11-03 Richard Sandiford <rdsandiford@googlemail.com>
3214 * config/mips/mips.md: Fix typos.
3216 2009-11-03 Richard Sandiford <rdsandiford@googlemail.com>
3218 * doc/invoke.texi: Fix typo.
3220 2009-11-03 Paul Brook <paul@codesourcery.com>
3222 * config/arm/neon.ml (vectype): Add T_floatSF.
3223 (string_of_vectype): Ditto.
3224 * config/arm/neon-gen.ml (signed_ctype): Add T_floatSF.
3225 (deftypes): Use float for float32_t.
3226 * config/arm/arm_neon.h: Regenerate.
3228 2009-11-03 Nick Clifton <nickc@redhat.com>
3229 Kevin Buettner <kevinb@redhat.com>
3231 * config/rx/predicates.md (rx_store_multiple_vector): Reverse
3232 order of expected registers.
3233 (rx_load_multiple_vector): Likewise.
3234 (rx_rtsd_vector): Likewise.
3235 * config/rx/rx.c (rx_cpu_type): New variable.
3236 (rx_print_operand): Fix bug printing 64-bit constant values.
3237 (rx_emit_stack_pushm): Reverse order of pushed registers.
3238 (gen_rx_store_vector): Likewise.
3239 (is_fast_interrupt_func): Only accept "fast_interrupt" as the
3241 (is_exception_func): Rename to is_interrupt_func and only accept
3242 "interrupt" as the attribute name.
3243 (rx_get_stack_layout): Use new function name.
3244 (rx_func_attr_inlinable): Likewise.
3245 (rx_attribute_table): Remove "exception".
3246 (rx_expand_prologue): If necessary push the accumulator register
3247 in the prologue of interrupt functions.
3248 (rx_expand_epilogue): If necessary pop the accumulator.
3249 (rx_builtins): Add RX_BUILTIN_MVTIPL.
3250 (rx_expand_builtin_stz): Remove.
3251 (rx_expand_builtin_mvtipl): New function.
3252 (rx_init_builtins): Handle RX_BUILTIN_MVTIPL.
3253 (rx_expand_builtin): Likewise.
3254 (rx_enable_fpu): New variable.
3255 (rx_handle_option): Handle -fpu, -nofpu, -mcpu and -patch.
3256 * config/rx/rx.h (TARGET_CPU_CPP_BUILTINS): Assert machine based
3257 on rx_cpu_type. Define __RX_FPU_INSNS__ if FPU insns are allowed.
3258 (enum rx_cpu_types): Define.
3259 (ASM_SPEC): Pass -m32bit-doubles on to assembler.
3260 (INCOMING_FRAME_SP_OFFSET): Define.
3261 (ARG_POINTER_CFA_OFFSET): Define.
3262 (FRAME_POINTER_CFA_OFFSET): Define.
3263 (OVERRIDE_OPTIONS): Enable fast math if RX FPU insns are enabled.
3264 (ALLOW_RX_FPU_INSNS): Define.
3265 * config/rx/rx.md: Test ALLOW_RX_FPU_INSNS instead of
3266 fast_math_flags_set_p.
3267 (UNSPEC_BUILTIN_MVTIPL): Define.
3268 (revl): Rename to bswapsi2.
3269 (bswaphi2): New pattern.
3270 (mvtachi): Mark as volatile because it uses a register unknown to GCC.
3271 (mvtaclo): Likewise.
3273 (mvtc): Remove clobber of cc0.
3276 * config/rx/rx.opt (mieee): Remove.
3281 (msave-acc-in-interrupts): Add.
3282 * config/rx/t-rx (MULTILIB_OPTIONS): Change default to 64bit doubles.
3283 (MULTILIB_DIRS): Likewise.
3284 (MULTILIB_MATCHES): Treat -fpu as an alias for -m32bit-doubles.
3285 * doc/extend.texi: Remove description of "exception" function
3287 * doc/invoke.texi: Document -fpu, -nofpu, -mcpu=, -patch= and
3288 -msave-acc-in-interrupts options.
3290 2009-11-03 Richard Guenther <rguenther@suse.de>
3292 * c-common.c (fold_offsetof_1): Use HOST_WIDE_INT_PRINT_DEC.
3294 2009-11-03 Dodji Seketeli <dodji@redhat.com>
3297 * c-common.c (fold_offsetof_1): Issue errors when the member
3298 designator of the offsetof expression is not legitimate.
3300 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
3302 * config/i386/i386.md (*call_value_1_rex64_ms_sysv): Use register
3303 names instead of numerical constants.
3304 (sse_prologue_save): Ditto.
3305 (*sse_prologue_save_insn): Ditto.
3307 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
3310 * config/i386/i386.h (ix86_arch_indices) <X86_ARCH_CALL_ESP>: New.
3311 (TARGET_CALL_ESP): New define.
3312 * config/i386/i386.c (initial_ix86_tune_features): Initialize
3314 * config/i386/i386.md (*call_pop_1_esp, *call_1_esp,
3315 *call_value_pop_1_esp, *call_value_1_esp): Rename from *call_pop_1,
3316 *call_1, *call_value_pop_1 and *call_value_1. Depend on
3318 (*call_pop_1, *call_1, *call_value_pop_1, *call_value_1):
3319 New patterns, use "lsm" as operand 1 constraint.
3320 * config/i386/predicates.md (call_insn_operand): Depend on
3321 index_register_operand for !TARGET_CALL_ESP to avoid %esp register.
3323 2009-11-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3325 PR tree-optimization/41857
3326 * tree-flow.h (rewrite_use_address): Add BASE_HINT argument.
3327 * tree-ssa-loop-ivopts.c (rewrite_use_address): Pass base hint
3329 * tree-ssa-address.c (move_hint_to_base): New function.
3330 (most_expensive_mult_to_index): Add TYPE argument. Use mode and
3331 address space associated with TYPE.
3332 (addr_to_parts): Add TYPE and BASE_HINT arguments. Pass TYPE to
3333 most_expensive_mult_to_index. Call move_hint_to_base.
3334 (create_mem_ref): Add BASE_HINT argument. Pass BASE_HINT and
3335 TYPE to addr_to_parts.
3337 2009-11-02 Martin Jambor <mjambor@suse.cz>
3339 PR tree-optimization/41750
3340 * tree-sra.c (analyze_modified_params): Loop over all
3341 representatives of components of a parameter.
3343 2009-11-02 Jakub Jelinek <jakub@redhat.com>
3345 PR tree-optimization/41841
3346 * ipa-struct-reorg.c (build_data_structure): Don't attempt to look at
3347 local variables of not yet materialized clones.
3350 * cfgexpand.c (expand_debug_expr): Don't attempt to create DECL_RTL
3351 for a VOIDmode variable.
3354 * c-pragma.c (visstack): Change into vector of ints rather than
3355 enum symbol_visibility.
3356 (push_visibility): Add kind argument, push default_visibility together
3358 (pop_visibility): Add kind argument, return true if successful, fail
3359 if visibility stack is empty or if stack top is of different kind.
3360 (handle_pragma_visibility): Don't check length of visstack, instead
3361 call pop_visibility and issue diagnostics if it failed. Pass 0
3362 as last argument to push_visibility and pop_visibility.
3363 * c-pragma.h (push_visibility): Add kind argument.
3364 (pop_visibility): Likewise. Return bool instead of void.
3366 2009-11-01 Eric Botcazou <ebotcazou@adacore.com>
3368 * tree.def (TARGET_MEM_REF): Update comment.
3369 * alias.c (get_alias_set): Retrieve the original memory reference for
3370 a TARGET_MEM_REF before proceeding.
3372 2009-10-31 Anatoly Sokolov <aesok@post.ru>
3374 * config/frv/frv.c (frv_function_value, frv_libcall_value,
3375 frv_function_value_regno_p): New functions.
3376 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
3377 * config/frv/frv.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
3378 (FUNCTION_VALUE_REGNO_P): Redefine, use frv_function_value_regno_p.
3379 * config/frv/frv-protos.h (frv_function_value_regno_p): Declare.
3381 2009-10-31 Anatoly Sokolov <aesok@post.ru>
3383 * config/mn10300/mn10300.c (mn10300_function_value): Make static, add
3384 new 'outgoing' argument.
3385 (mn10300_libcall_value, mn10300_function_value_regno_p): New functions.
3386 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
3387 * config/mn10300/mn10300.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
3388 LIBCALL_VALUE): Remove.
3389 (FUNCTION_VALUE_REGNO_P): Redefine, use mn10300_function_value_regno_p.
3390 * config/mn10300/mn10300-protos.h (mn10300_function_value): Remove.
3391 (mh10300_function_value_regno_p): Declare.
3393 2009-10-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3395 * config/arm/cortex-a9.md: New - integer pipeline description.
3397 2009-10-31 Eric Botcazou <ebotcazou@adacore.com>
3399 * tree-ssa-sccvn.c (vn_reference_lookup_3): Bail out instead of
3400 aborting if the sizes of the two references don't match.
3402 2009-10-31 Toon Moene <toon@moene.org>
3404 * ipa-inline.c (cgraph_decide_inlining):
3405 Include reason for not inlining called-once functions in dump file.
3407 2009-10-30 Daniel Gutson <dgutson@codesourcery.com>
3409 * config/arm/linux-eabi.h (LINK_SPEC): BE8_LINK_SPEC added.
3410 * config/arm/bpapi.h (BE8_LINK_SPEC): New define.
3411 (LINK_SPEC): BE_LINK_SPEC added.
3413 2009-10-30 Richard Guenther <rguenther@suse.de>
3416 * lto-streamer.h (struct lto_file_decl_data): Remove fd member.
3418 2009-10-30 Nathan Sidwell <nathan@codesourcery.com>
3420 * target-def.h (TARGET_ASM_TTYPE): Correct typo of TARGET_ARM_TTYPE.
3421 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): Remove unused
3424 2009-10-30 Martin Jambor <mjambor@suse.cz>
3426 * tree-sra.c (build_ref_for_offset_1): Remove a comment.
3428 2009-10-30 H.J. Lu <hongjiu.lu@intel.com>
3431 * cfgexpand.c (expand_stack_alignment): Call update_stack_boundary
3432 first. Move assert on stack_alignment_estimated just before
3433 setting stack_realign_needed.
3434 (gimple_expand_cfg): Initialize stack_alignment_estimated to 0.
3435 Don't call update_stack_boundary.
3437 * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): New.
3438 (verride_options): Don't check ix86_force_align_arg_pointer here.
3439 (ix86_function_ok_for_sibcall): Use it.
3440 (ix86_update_stack_boundary): Likewise.
3442 * config/i386/i386.h (STACK_REALIGN_DEFAULT): Update comments.
3444 2009-10-30 Richard Earnshaw <rearnsha@arm.com>
3446 * arm.md (QHSI): New mode iterator.
3447 (movqi): If generating for thumb, then truncate any immediate to
3449 * thumb2.md (thumb2_movsi_shortim and peephole2 generator): Replace
3451 (thumb2_mov<mode>_shortim and peephole2 generator): ... iterator based
3454 2009-10-29 Cary Coutant <ccoutant@google.com>
3457 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hook (two
3458 locations in the source).
3459 (store_vcall_insn): New function.
3460 (lookup_vcall_insn): New function.
3461 (dwarf2out_virtual_call_token): Use store_vcall_insn.
3462 (dwarf2out_copy_call_info): New function.
3463 (dwarf2out_virtual_call): Use lookup_vcall_insn.
3464 * emit-rtl.c (try_split): Call copy_call_info debug hook.
3465 * debug.h (struct gcc_debug_hooks): Add copy_call_info hook.
3466 * debug.c (do_nothing_debug_hooks): Add dummy entry for new hook.
3467 (debug_nothing_rtx_rtx): New dummy hook.
3468 * dbxout.c (dbx_debug_hooks): Add dummy entry for new hook.
3469 (xcoff_debug_hooks): Likewise.
3470 * sdbout.c (sdb_debug_hooks): Likewise.
3471 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
3473 2009-10-29 David Daney <ddaney@caviumnetworks.com>
3475 * doc/invoke.texi (mmcount-ra-address): Document new command line
3477 * config/mips/mips.opt (mmcount-ra-address): New option.
3478 * config/mips/mips-protos.h (mips_function_profiler): Declare new
3480 * config/mips/mips.c (struct mips_frame_info): Add ra_fp_offset
3482 (mips_for_each_saved_gpr_and_fpr): Set ra_fp_offset.
3483 (mips_function_profiler): Moved from FUNCTION_PROFILER, and
3485 * config/mips/mips.h (FUNCTION_PROFILER): Body of macro moved to
3486 mips_function_profiler.
3488 2009-10-29 Steve Ellcey <sje@cup.hp.com>
3492 * doc/tm.texi (OVERRIDE_OPTIONS): Update.
3493 (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
3494 * optc-gen.awk (cl_target_option_restore): Include call to
3495 targetm.override_options_after_change.
3496 * target-def.h (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
3497 * target.h (override_options_after_change): New.
3498 * c-common.c (parse_optimize_options): Call
3499 targetm.override_options_after_change.
3500 * config/ia64/ia64.c (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
3501 (ia64_override_options_after_change): New.
3502 (ia64_override_options) Add call to above.
3504 2009-10-29 Michael Matz <matz@suse.de>
3506 * tree-ssa-math-opts.c (execute_convert_to_rsqrt): Remove.
3507 (gate_convert_to_rsqrt): Ditto.
3508 (pass_convert_to_rsqrt): Ditto.
3509 * tree-pass.h (pass_convert_to_rsqrt): Don't declare.
3510 * passes.c (init_optimization_passes): Don't add pass_convert_to_rsqrt
3513 * config/i386/i386.c (ix86_emit_swdivsf): Change evaluation order.
3515 2009-10-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3517 * config/arm/arm.c (find_best_start): Fix type of remainder to be
3520 2009-10-29 Martin Jambor <mjambor@suse.cz>
3522 PR tree-optimization/41775
3523 * tree-sra.c (build_ref_for_offset): Unshare *expr if not NULL.
3524 (generate_subtree_copies): Do not unshare agg.
3525 (load_assign_lhs_subreplacements): Do not unshare rhs.
3526 (sra_modify_assign): Do not unshare exprs.
3527 (propagate_subacesses_accross_link): Renamed to
3528 propagate_subaccesses_across_link.
3530 2009-10-29 Richard Earnshaw <rearnsha@arm.com>
3532 * arm.c (count_insns_for_constant): Rework to support counting for
3533 thumb2 immediates as well.
3534 (find_best_start): Split out from arm_gen_constant.
3535 (arm_gen_constant): Rework to support XOR with immediate.
3537 2009-10-29 Chao-ying Fu <fu@mips.com>
3539 * config/mips/mips.c (mips_emit_unary, mips_force_unary): New
3541 (mips_expand_synci_loop): Use the length rtx to control the
3542 synci loop from the begin rtx that points to the first byte of
3545 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
3547 * doc/invoke.texi: Rename -use-linker-plugin -fuse-linker-plugin.
3549 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
3551 * dbxout.c (dbxout_common_check): Accept non public trees.
3552 * dwarf2out.c (fortran_common): Accept non public trees.
3554 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
3556 * common.opt (fuse-linker-plugin): New option.
3557 * gcc.c (LINK_COMMAND_SPEC, main): Rename use-linker-plugin to
3559 * opts.c (common_handle_option): Ignore OPT_fuse_linker_plugin.
3561 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
3563 PR rtl-optimization/39715
3564 * config/arm/arm.md (cstoresi4): Use gen_cstoresi_ltu_thumb1.
3565 (gen_cstoresi_ltu_thumb1): New splitter.
3567 2009-10-28 Richard Guenther <rguenther@suse.de>
3571 * tree-ssa.c (useless_type_conversion_p): Do not treat
3572 conversions to pointers to incomplete types as useless.
3573 * gimple.c (gimple_types_compatible_p): Compare struct tags,
3576 2009-10-28 Jakub Jelinek <jakub@redhat.com>
3578 * var-tracking.c (emit_note_insn_var_location): Don't call the second
3579 vt_expand_loc unnecessarily when location is not a register nor
3583 * ipa-struct-reorg.c (find_field_in_struct_1): Return NULL if
3584 fields don't have DECL_NAME.
3587 * builtins.c (get_builtin_sync_mem): Expand loc in ptr_mode,
3588 call convert_memory_address on addr.
3591 * config/i386/i386.c (ix86_pic_register_p): Don't call
3592 rtx_equal_for_cselib_p for VALUEs discarded as useless.
3594 2009-10-28 Richard Sandiford <rdsandiford@googlemail.com>
3596 * var-tracking.c (emit_note_insn_var_location): Get the mode of
3597 a variable part from its REG, MEM or VALUE.
3599 2009-10-28 Richard Guenther <rguenther@suse.de>
3601 * gimple.c (gimple_get_alias_set): Fix comment typo.
3603 2009-10-28 Richard Guenther <rguenther@suse.de>
3605 * tree.c (free_lang_data_in_type): Do not call get_alias_set.
3606 (free_lang_data): Unconditionally compute alias sets for all
3607 standard integer types. Bail out if gate bailed out previously.
3608 Do not reset the types_compatible_p langhook.
3609 (gate_free_lang_data): Remove.
3610 (struct pass_ipa_free_lang_data): Enable unconditionally.
3611 * gimple.c (gimple_get_alias_set): Use the same alias-set for
3614 2009-10-28 Richard Guenther <rguenther@suse.de>
3617 * tree-ssa-alias.c (refs_may_alias_p_1): Deal with CONST_DECLs
3618 (ref_maybe_used_by_call_p_1): Fix bcopy handling.
3619 (call_may_clobber_ref_p_1): Likewise.
3620 * tree-ssa-structalias.c (find_func_aliases): Likewise.
3621 * alias.c (nonoverlapping_memrefs_p): Deal with CONST_DECLs.
3623 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
3625 PR rtl-optimization/41812
3628 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3630 * df-problems.c (df_md_scratch): New.
3631 (df_md_alloc, df_md_free): Allocate/free it.
3632 (df_md_local_compute): Only include live registers in init.
3633 (df_md_transfer_function): Prune the in-set computed by
3634 the confluence function, and the gen-set too.
3636 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
3638 PR rtl-optimization/39715
3639 * combine.c (simplify_comparison): Use extensions to
3640 widen comparisons. Try an ANDing first.
3642 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
3644 PR rtl-optimization/40741
3645 * config/arm/arm.c (thumb1_rtx_costs): IOR or XOR with
3646 a small constant is cheap.
3647 * config/arm/arm.md (andsi3, iorsi3): Try to place the result of
3648 force_reg on the LHS.
3649 (xorsi3): Likewise, and split the XOR if the constant is complex
3650 and not in Thumb mode.
3652 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
3654 * expmed.c (emit_store_flag): Check costs before
3655 transforming to the opposite representation.
3657 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
3659 * config/sh/sh.md (cbranchfp4_media): Remove hack extending
3660 cstore result to DImode.
3662 2009-10-28 Kaz Kojima <kkojima@gcc.gnu.org>
3664 * config/sh/sh.md (stuff_delay_slot): Move const_int pattern
3665 inside the unspec vector.
3667 2009-10-27 Richard Henderson <rth@redhat.com>
3669 * cgraphunit.c (cgraph_optimize): Maintain timevar stack properly.
3671 2009-10-27 Richard Henderson <rth@redhat.com>
3674 * tree-eh.c (eh_region_may_contain_throw_map): Rename from
3675 eh_region_may_contain_throw; update users.
3676 (eh_region_may_contain_throw): New function.
3677 (lower_catch): Check flag_exceptions before creating exception region.
3678 (lower_eh_filter, lower_eh_must_not_throw): Likewise.
3679 (lower_cleanup): Tidy existing flag_exceptions check to match.
3681 2009-10-27 Kai Tietz <kai.tietz@onevision.com>
3684 * config/i386/mingw32.h (CHECK_EXECUTE_STACK_ENABLED): New macro.
3685 * config/i386/mingw.opt: Add fset-stack-executable.
3686 * config/i386/i386.c (ix86_trampoline_init): Make call to
3687 emit_library_call conditional, if CHECK_EXECUTE_STACK_ENABLED is
3688 defined and its value is not zero.
3691 2009-10-27 Richard Guenther <rguenther@suse.de>
3693 * tree-ssa-structalias.c (find_func_aliases): In IPA mode
3694 handle calls to externally visible functions like in regular mode.
3695 (create_variable_info_for): Do not create function infos here.
3696 (have_alias_info): Remove write-only variable.
3697 (solve_constraints): New function split out from common code
3698 in compute_points_to_sets and ipa_pta_execute.
3699 (compute_points_to_sets): Adjust.
3700 (ipa_pta_execute): Likewise. Handle clones and externally visible
3701 functions like in non-IPA mode.
3703 2009-10-27 Jakub Jelinek <jakub@redhat.com>
3706 * c-typeck.c (convert_arguments): Return -1 if any of the arguments is
3709 2009-10-27 Richard Guenther <rguenther@suse.de>
3711 * tree-complex.c (expand_complex_div_wide): Check for
3712 INTEGER_CST, not TREE_CONSTANT on comparison folding result.
3714 2009-10-27 Revital Eres <eres@il.ibm.com>
3716 PR tree-optimization/40648
3717 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
3718 Change decision of when to peel for alignment.
3720 2009-10-27 Richard Guenther <rguenther@suse.de>
3723 * gimple.c (gimple_types_compatible_p): Handle OFFSET_TYPE.
3725 2009-10-27 Aldy Hernandez <aldyh@redhat.com>
3728 * fold-const.c (fold_binary_loc): Do not call
3729 protected_set_expr_location.
3731 2009-10-27 Wei Guozhi <carrot@google.com>
3734 * target.h (have_conditional_execution): Add a new target hook
3736 * target-def.h (TARGET_HAVE_CONDITIONAL_EXECUTION): Likewise.
3737 * targhooks.h (default_have_conditional_execution): Likewise.
3738 * targhooks.c (default_have_conditional_execution): Likewise.
3739 * doc/tm.texi (TARGET_HAVE_CONDITIONAL_EXECUTION): Document it.
3740 * config/arm/arm.c (TARGET_HAVE_CONDITIONAL_EXECUTION): Define it.
3741 (arm_have_conditional_execution): New function.
3742 * ifcvt.c (noce_process_if_block, find_if_header,
3743 cond_exec_find_if_block, dead_or_predicable): Change the usage of
3744 macro HAVE_conditional_execution to a target hook call.
3745 * recog.c (peephole2_optimize): Likewise.
3746 * sched-rgn.c (add_branch_dependences): Likewise.
3747 * final.c (asm_insn_count, final_scan_insn): Likewise.
3748 * bb-reorder.c (HAVE_conditional_execution): Remove it.
3750 2009-10-26 Ben Elliston <bje@au.ibm.com>
3751 Michael Meissner <meissner@linux.vnet.ibm.com>
3752 Ulrich Weigand <uweigand@de.ibm.com>
3754 * config.gcc (spu-*-elf*): Add spu_cache.h to extra_headers.
3755 * config/spu/spu_cache.h: New file.
3757 * config/spu/cachemgr.c: New file.
3758 * config/spu/cache.S: New file.
3760 * config/spu/spu.h (ASM_OUTPUT_SYMBOL_REF): Define.
3761 (ADDR_SPACE_EA): Define.
3762 (TARGET_ADDR_SPACE_KEYWORDS): Define.
3763 * config/spu/spu.c (EAmode): New macro.
3764 (TARGET_ADDR_SPACE_POINTER_MODE): Define.
3765 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
3766 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Likewise.
3767 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
3768 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
3769 (TARGET_ADDR_SPACE_CONVERT): Likewise.
3770 (TARGET_ASM_SELECT_SECTION): Likewise.
3771 (TARGET_ASM_UNIQUE_SECTION): Likewise.
3772 (TARGET_ASM_UNALIGNED_SI_OP): Likewise.
3773 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
3774 (ea_symbol_ref): New function.
3775 (spu_legitimate_constant_p): Handle __ea qualified addresses.
3776 (spu_addr_space_legitimate_address_p): New function.
3777 (spu_addr_space_legitimize_address): Likewise.
3778 (cache_fetch): New global.
3779 (cache_fetch_dirty): Likewise.
3780 (ea_alias_set): Likewise.
3781 (ea_load_store): New function.
3782 (ea_load_store_inline): Likewise.
3783 (expand_ea_mem): Likewise.
3784 (spu_expand_mov): Handle __ea qualified memory references.
3785 (spu_addr_space_pointer_mode): New function.
3786 (spu_addr_space_address_mode): Likewise.
3787 (spu_addr_space_subset_p): Likewise.
3788 (spu_addr_space_convert): Likewise.
3789 (spu_section_type_flags): Handle "._ea" section.
3790 (spu_select_section): New function.
3791 (spu_unique_section): Likewise.
3792 * config/spu/spu-c.c (spu_cpu_cpp_builtins): Support __EA32__
3793 and __EA64__ predefined macros.
3794 * config/spu/spu-elf.h (LIB_SPEC): Handle -mcache-size= and
3795 -matomic-updates switches.
3797 * config/spu/t-spu-elf (MULTILIB_OPTIONS): Define.
3798 (EXTRA_MULTILIB_PARTS): Add libgcc_cachemgr.a,
3799 libgcc_cachemgr_nonatomic.a, libgcc_cache8k.a, libgcc_cache16k.a,
3800 libgcc_cache32k.a, libgcc_cache64k.a, libgcc_cache128k.a.
3801 ($(T)cachemgr.o, $(T)cachemgr_nonatomic.o): New target.
3802 ($(T)cache8k.o, $(T)cache16k.o, $(T)cache32k.o, $(T)cache64k.o,
3803 $(T)cache128k.o): Likewise.
3804 ($(T)libgcc_%.a): Likewise.
3806 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_ADDRESS_SPACE_CONVERSION.
3807 * config/spu/spu.opt (-mea32/-mea64): Add switches.
3808 (-maddress-space-conversion): Likewise.
3809 (-mcache-size=): Likewise.
3810 (-matomic-updates): Likewise.
3811 * doc/invoke.texi (-mea32/-mea64): Document.
3812 (-maddress-space-conversion): Likewise.
3813 (-mcache-size=): Likewise.
3814 (-matomic-updates): Likewise.
3816 2009-10-26 Ben Elliston <bje@au.ibm.com>
3817 Michael Meissner <meissner@linux.vnet.ibm.com>
3818 Ulrich Weigand <uweigand@de.ibm.com>
3820 * doc/tm.texi (TARGET_ADDR_SPACE_KEYWORDS): Document.
3822 * c-common.c (c_common_reswords): If TARGET_ADDR_SPACE_KEYWORDS is
3823 defined, add the named address space keywords.
3824 (c_addr_space_name): New function.
3825 (complete_array_type): Preserve named address space.
3826 (handle_mode_attribute): Use targetm.addr_space.valid_pointer_mode
3827 instead of targetm.valid_pointer_mode.
3829 * c-common.h (enum rid): Add RID_ADDR_SPACE_0 .. RID_ADDR_SPACE_15,
3830 RID_FIRST_ADDR_SPACE and RID_LAST_ADDR_SPACE.
3831 (ADDR_SPACE_KEYWORD): New macro.
3832 (c_addr_space_name): Add prototype.
3834 * c-tree.h (struct c_declspecs): Add address_space member.
3835 (declspecs_add_addrspace): Add prototype.
3837 * c-pretty-print.c (pp_c_type_qualifier_list): Handle address spaces.
3839 * c-parser.c (c_parse_init): Add assertion.
3840 (typedef enum c_id_kind): Add C_ID_ADDRSPACE.
3841 (c_lex_one_token): Handle address space keywords.
3842 (c_token_starts_typename): Likewise.
3843 (c_token_starts_declspecs): Likewise.
3844 (c_parser_declspecs): Likewise.
3845 (c_parser_postfix_expression_after_paren_type): Diagnose compound
3846 literal within function qualified with named address space.
3848 * c-decl.c (diagnose_mismatched_decls): Diagnose conflicting named
3849 address space qualifiers.
3850 (shadow_tag_warned): Warn about useless address space qualifiers.
3851 (quals_from_declspecs): Handle address space qualifiers.
3852 (grokdeclarator): Likewise.
3853 (build_null_declspecs): Likewise.
3854 (declspecs_add_addrspace): New function.
3856 * c-typeck.c (addr_space_superset): New function.
3857 (qualify_type): Handle named address spaces.
3858 (composite_type): Likewise.
3859 (common_pointer_type): Likewise.
3860 (comp_target_types): Likewise.
3861 (build_conditional_expr): Likewise.
3862 (handle_warn_cast_qual): Likewise.
3863 (build_c_cast): Likewise.
3864 (convert_for_assignment): Likewise.
3865 (build_binary_op): Likewise.
3866 (pointer_diff): Handle named address spaces. Use intermediate
3867 integer type of sufficient size if required.
3869 2009-10-26 Ben Elliston <bje@au.ibm.com>
3870 Michael Meissner <meissner@linux.vnet.ibm.com>
3871 Ulrich Weigand <uweigand@de.ibm.com>
3873 * doc/tm.texi (TARGET_ADDR_SPACE_POINTER_MODE): Document.
3874 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
3875 (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
3877 * target.h (struct target_def): Add pointer_mode, address_mode,
3878 and valid_pointer_mode to addr_space substructure.
3879 * target-def.h (TARGET_ADDR_SPACE_POINTER_MODE): Define.
3880 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
3881 (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
3882 (TARGET_ADDR_SPACE_HOOKS): Add them.
3883 * targhooks.c (target_default_pointer_address_modes_p): New function.
3884 * target.h (target_default_pointer_address_modes_p): Add prototype.
3885 * targhooks.c (default_addr_space_pointer_mode): New function.
3886 (default_addr_space_address_mode): Likewise.
3887 (default_addr_space_valid_pointer_mode): Likewise.
3888 * targhooks.h (default_addr_space_pointer_mode): Add prototype.
3889 (default_addr_space_address_mode): Likewise.
3890 (default_addr_space_valid_pointer_mode): Likewise.
3891 * output.h (default_valid_pointer_mode): Move to ...
3892 * targhooks.h (default_valid_pointer_mode): ... here.
3893 * varasm.c (default_valid_pointer_mode): Move to ...
3894 * targhooks.c (default_valid_pointer_mode): ... here.
3896 * varasm.c (output_constant): Use targetm.addr_space.valid_pointer_mode
3897 instead of targetm.valid_pointer_mode.
3899 * fold-const.c (fit_double_type): Use int_or_pointer_precision.
3900 * tree.c (integer_pow2p): Likewise.
3901 (tree_log2): Likewise.
3902 (tree_floor_log2): Likewise.
3903 (signed_or_unsigned_type_for): Support pointer type of different size.
3904 (int_or_pointer_precision): New function.
3905 * tree.h (int_or_pointer_precision): Add prototype.
3906 * stor-layout.c (layout_type): Set TYPE_PRECISION for offset types.
3907 * varasm.c (initializer_constant_valid_p): Use TYPE_PRECISION of
3908 incoming pointer type instead of POINTER_SIZE.
3910 * tree.c (build_pointer_type): Use appropriate pointer mode
3911 instead of ptr_mode.
3912 (build_reference_type): Likewise.
3913 * expr.c (store_expr): Likewise.
3914 (expand_expr_addr_expr): Likewise.
3915 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Likewise.
3916 * cfgexpand.c (expand_debug_expr): Likewise.
3918 * auto-inc-dec.c: Include "target.h".
3919 (try_merge): Use appropriate address mode instead of Pmode.
3920 (find_inc): Likewise.
3921 * combine.c (find_split_point): Likewise.
3922 * cselib.c (cselib_record_sets): Likewise.
3923 * dse.c (replace_inc_dec): Likewise.
3924 (canon_address): Likewise.
3925 * var-tracking.c (replace_expr_with_values): Likewise.
3926 (count_uses): Likewise.
3927 (add_uses): Likewise.
3928 (add_stores): Likewise.
3929 * emit-rtl.c: Include "target.h".
3930 (adjust_address_1): Use appropriate address mode instead of Pmode.
3931 (offset_address): Likewise.
3932 * explow.c (break_out_memory_refs): Likewise.
3933 (memory_address_addr_space): Likewise.
3934 (promote_mode): Likewise.
3935 * expr.c (move_by_pieces): Likewise.
3936 (emit_block_move_via_loop): Likewise.
3937 (store_by_pieces): Likewise.
3938 (store_by_pieces_1): Likewise.
3939 (expand_assignment): Likewise.
3940 (store_constructor): Likewise.
3941 (expand_expr_addr_expr): Likewise.
3942 (expand_expr_real_1): Likewise.
3943 * cfgexpand.c (expand_debug_expr): Likewise.
3944 * ifcvt.c (noce_try_cmove_arith): Likewise.
3945 * regcprop.c (kill_autoinc_value): Likewise.
3946 * regmove.c (try_auto_increment): Likewise.
3947 * reload.c (find_reloads): Likewise.
3948 (find_reloads_address): Likewise.
3949 (find_reloads_address_1): Likewise.
3950 * sched-deps.c: Include "target.h".
3951 (sched_analyze_1): Use appropriate address mode instead of Pmode.
3952 (sched_analyze_2): Likewise.
3953 * sel-sched-dump.c: Include "target.h".
3954 (debug_mem_addr_value): Use appropriate address mode instead of Pmode.
3955 * stor-layout.c (layout_type): Likewise.
3956 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
3957 (multiplier_allowed_in_address_p): Likewise.
3958 (get_address_cost): Likewise.
3959 * varasm.c (make_decl_rtl): Likewise.
3961 * expr.c (expand_assignment): Always convert offsets to appropriate
3963 (store_expr): Likewise.
3964 (store_constructor): Likewise.
3965 (expand_expr_real_1): Likewise.
3967 * reload.h (form_sum): Add MODE argument.
3968 * reload.c (form_sum): Add MODE argument, use it instead of Pmode.
3969 Update recursive calls.
3970 (subst_indexed_address): Update calls to form_sum.
3972 * tree-flow.h (addr_for_mem_ref): Add ADDRSPACE argument.
3973 * tree-ssa-address.c: Include "target.h".
3974 (templates): Replace by ...
3975 (mem_addr_template_list): ... this new vector.
3976 (TEMPL_IDX): Handle address space numbers.
3977 (gen_addr_rtx): Add address mode argument, use it instead of Pmode.
3978 (addr_for_mem_ref): Add ADDRSPACE argument. Use per-address-space
3979 instead of global cache. Update call to gen_addr_rtx.
3980 (valid_mem_ref_p): Update call to addr_for_mem_ref.
3981 * expr.c (expand_expr_real_1): Update call to addr_for_mem_ref.
3983 * rtl.h (convert_memory_address_addr_space): Add prototype.
3984 (convert_memory_address): Define as macro.
3985 * explow.c (convert_memory_address): Rename to ...
3986 (convert_memory_address_addr_space): ... this. Add ADDRSPACE argument.
3987 Use appropriate pointer and address modes instead of ptr_mode / Pmode.
3988 Update recursive calls.
3989 (memory_address_addr_space): Call convert_memory_address_addr_space.
3990 * expmed.c (make_tree): Likewise.
3991 * expr.c (expand_assignment): Likewise.
3992 (expand_expr_addr_expr_1): Likewise. Also, add ADDRSPACE argument.
3993 (expand_expr_addr_expr): Likewise. Also, update call.
3995 * alias.c (find_base_value): Guard pointer size optimizations.
3996 (find_base_term): Likewise.
3997 * rtlanal.c (nonzero_bits1): Likewise.
3998 (num_sign_bit_copies1): Likewise.
3999 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
4001 * Makefile.in (tree-ssa-address.o): Add $(TARGET_H) dependency.
4002 (emit-rtl.o): Likewise.
4003 (auto-inc-dec.o): Likewise.
4004 (sched-deps.o): Likewise.
4006 2009-10-26 Ben Elliston <bje@au.ibm.com>
4007 Michael Meissner <meissner@linux.vnet.ibm.com>
4008 Ulrich Weigand <uweigand@de.ibm.com>
4010 * doc/extend.texi (Named Address Spaces): New section.
4011 * coretypes.h (addr_space_t): New type.
4012 (ADDR_SPACE_GENERIC): New define.
4013 (ADDR_SPACE_GENERIC_P): New macro.
4015 * doc/tm.texi (Named Address Spaces): New section.
4016 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Document.
4017 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Document.
4018 (TARGET_ADDR_SPACE_SUBSET_P): Document.
4019 (TARGET_ADDR_SPACE_CONVERT): Document.
4020 * target.h (struct gcc_target): Add addr_space substructure.
4021 * target-def.h (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Define.
4022 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
4023 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
4024 (TARGET_ADDR_SPACE_CONVERT): Likewise.
4025 (TARGET_ADDR_SPACE_HOOKS): Likewise.
4026 (TARGET_INITIALIZER): Initialize addr_space hooks.
4027 * targhooks.c (default_addr_space_legitimate_address_p): New function.
4028 (default_addr_space_legitimize_address): Likewise.
4029 (default_addr_space_subset_p): Likewise.
4030 (default_addr_space_convert): Likewise.
4031 * targhooks.h (default_addr_space_legitimate_address_p): Add prototype.
4032 (default_addr_space_legitimize_address): Likewise.
4033 (default_addr_space_subset_p): Likewise.
4034 (default_addr_space_convert): Likewise.
4036 * doc/rtl.texi (MEM_ADDR_SPACE): Document.
4037 * rtl.h (mem_attrs): Add ADDRSPACE memory attribute.
4038 (MEM_ADDR_SPACE): New macro.
4039 * emit-rtl.c (get_mem_attrs): Add ADDRSPACE argument and set
4040 address space memory attribute.
4041 (mem_attrs_htab_hash): Handle address space memory attribute.
4042 (mem_attrs_htab_eq): Likewise.
4043 (set_mem_attributes_minus_bitpos): Likewise.
4044 (set_mem_alias_set): Likewise.
4045 (set_mem_align): Likewise.
4046 (set_mem_expr): Likewise.
4047 (set_mem_offset): Likewise.
4048 (set_mem_size): Likewise.
4049 (adjust_address_1): Likewise.
4050 (offset_address): Likewise.
4051 (widen_memoy_address): Likewise.
4052 (get_spill_slot_decl): Likewise.
4053 (set_mem_attrs_for_spill): Likewise.
4054 (set_mem_addr_space): New function.
4055 * emit-rtl.h (set_mem_addr_space): Add prototype.
4056 * print-rtl.c (print_rtx): Print address space memory attribute.
4057 * expr.c (expand_assignment): Set address space memory attribute
4058 of generated MEM RTXes as appropriate.
4059 (expand_expr_real_1): Likewise.
4060 * cfgexpand.c (expand_debug_expr): Likewise.
4061 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
4063 * tree.h (struct tree_base): Add address_space bitfield. Reduce
4064 size of "spare" bitfield.
4065 (TYPE_ADDR_SPACE): New macro.
4066 (ENCODE_QUAL_ADDR_SPACE): Likewise.
4067 (DECODE_QUAL_ADDR_SPACE): Likewise.
4068 (CLEAR_QUAL_ADDR_SPACE): Likewise.
4069 (KEEP_QUAL_ADDR_SPACE): Likewise.
4070 (TYPE_QUALS): Encode type address space.
4071 (TYPE_QUALS_NO_ADDR_SPACE): New macro.
4072 * tree.c (set_type_quals): Set type address space.
4073 (build_array_type): Inherit array address space from element type.
4074 * print-tree.c (print_node_brief): Print type address space.
4075 (print_node): Likewise.
4076 * tree-pretty-print.c (dump_generic_node): Likewise.
4078 * explow.c (memory_address): Rename to ...
4079 (memory_address_addr_space): ... this. Add ADDRSPACE argument.
4080 Use address-space aware variants of memory address routines.
4081 * recog.c (memory_address_p): Rename to ...
4082 (memory_address_addr_space_p): ... this. Add ADDSPACE argument.
4083 Use address-space aware variants of memory address routines.
4084 (offsettable_address_p): Rename to ...
4085 (offsettable_address_addr_space_p): ... this. Add ADDRSPACE argument.
4086 Use address-space aware variants of memory address routines.
4087 * reload.c (strict_memory_address_p): Rename to ...
4088 (strict_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
4089 Use address-space aware variants of memory address routines.
4090 (maybe_memory_address_p): Rename to ...
4091 (maybe_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
4092 Use address-space aware variants of memory address routines.
4093 * expr.h (memory_address_addr_space): Add prototype.
4094 (memory_address): Define as macro.
4095 * recog.h (memory_address_addr_space_p): Add prototype.
4096 (memory_address_p): Define as macro.
4097 (offsettable_address_addr_space_p): Add prototype.
4098 (offsettable_address_p): Define as macro.
4099 (strict_memory_address_addr_space_p): Add prototype.
4100 (strict_memory_address_p): Define as macro.
4102 * combine.c (find_split_point): Use address-space aware variants
4103 of memory address routines.
4104 * emit-rtl.c (operand_subword): Likewise.
4105 (change_address_1): Likewise.
4106 (adjust_address_1): Likewise.
4107 (offset_address): Likewise.
4108 * expr.c (emit_move_insn): Likewise.
4109 (expand_assignment): Likewise.
4110 (expand_expr_real_1): Likewise.
4111 * recog.c (verify_changes): Likewise.
4112 (general_operand): Likewise.
4113 (offsettable_memref_p): Likewise.
4114 (offsettable_nonstrict_memref_p): Likewise.
4115 (constrain_operands): Likewise.
4116 * reload.c (get_secondary_mem): Likewise.
4117 (find_reloads_toplev): Likewise.
4118 (find_reloads_address): Likewise.
4119 (find_reloads_subreg_address): Likewise.
4120 * reload1.c (reload): Likewise.
4121 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
4122 * rtl.h (address_cost): Add ADDRSPACE argument.
4123 * rtlanal.c (address_cost): Add ADDRSPACE argument. Use address-space
4124 aware variant of memory address routines.
4125 * loop-invariant.c (create_new_invariant): Update address_cost call.
4126 * tree-ssa-loop-ivopts.c (computation_cost): Likewise.
4127 * fwprop.c (should_replace_address): Add ADDRSPACE argument.
4128 Use address-space aware variant of memory address routines.
4129 (propagate_rtx_1): Update call to should_replace_address.
4130 * tree-flow.h (multiplier_allowed_in_address_p): Add ADDRSPACE
4132 * tree-ssa-loop-ivopts.c (multiplier_allowed_in_address_p): Add
4133 ADDRSPACE argument. Use per-address-space instead of global cache.
4134 Use address-space aware variant of memory address routines.
4135 (get_address_cost): Likewise.
4136 (get_computation_cost_at): Update calls.
4137 * tree-ssa-address.c (valid_mem_ref_p): Add ADDRSPACE argument.
4138 Use address-space aware variant of memory address routines.
4139 (create_mem_ref_raw): Update call to valid_mem_ref_p.
4140 (most_expensive_mult_to_index): Update call to
4141 multiplier_allowed_in_address_p.
4143 * dwarf2out.c (modified_type_die): Output DW_AT_address_class
4144 attribute to indicate named address spaces.
4146 * varasm.c (get_variable_section): DECLs in named address spaces
4149 * reload.c (find_reloads_address): Do not use LEGITIMIZE_RELOAD_ADDRESS
4150 for addresses in a non-generic address space.
4152 * expr.c (emit_block_move_hints): Do not use libcalls for
4153 memory in non-generic address spaces.
4154 (clear_storage_hints): Likewise.
4155 (expand_assignment): Likewise.
4157 * fold-const.c (operand_equal_p): Expressions refering to different
4158 address spaces are not equivalent.
4160 * rtl.c (rtx_equal_p_cb): MEMs refering to different address
4161 spaces are not equivalent.
4162 (rtx_equal_p): Likewise.
4163 * cse.c (exp_equiv_p): Likewise.
4164 * jump.c (rtx_renumbered_equal_p): Likewise.
4165 * reload.c (operands_match_p): Likewise.
4167 * alias.c (nonoverlapping_memrefs_p): MEMs refering to different
4168 address spaces may alias.
4169 (true_dependence): Likewise.
4170 (canon_true_dependence): Likewise.
4171 (write_dependence_p): Likewise.
4173 * dse.c (canon_address): Handle named address spaces.
4174 * ifcvt.c (noce_try_cmove_arith): Likewise.
4176 * tree.def (ADDR_SPACE_CONVERT_EXPR): New tree code.
4177 * expr.c (expand_expr_real_2): Expand ADDR_SPACE_CONVERT_EXPR.
4178 * convert.c (convert_to_pointer): Generate ADDR_SPACE_CONVERT_EXPR
4179 to handle conversions between different address spaces.
4180 * fold-const.c (fold_convert_loc): Likewise.
4181 (fold_unary_loc): Handle ADDR_SPACE_CONVERT_EXPR.
4182 * tree-pretty-print.c (dump_generic_node): Likewise.
4183 * gimple-pretty-print.c (dump_unary_rhs): Likewise.
4184 * tree-cfg.c (verify_gimple_assign_unary): Likewise.
4185 * tree-inline.c (estimate_operator_cost): Likewise.
4186 * tree-ssa.c (useless_type_conversion_p): Conversions between pointers
4187 to different address spaces are not useless.
4189 2009-10-26 Jakub Jelinek <jakub@redhat.com>
4192 * cfgcleanup.c (trivially_empty_bb_p): New function.
4193 (try_optimize_bb): Use it instead of checking BB_HEAD == BB_END.
4196 * dwarf2out.c (add_pubname, add_pubtype, generic_parameter_die,
4197 add_name_and_src_coords_attributes, gen_namespace_die,
4198 dwarf2out_set_name): Handle dwarf2_name returning NULL.
4200 2009-10-26 Nick Clifton <nickc@redhat.com>
4202 * config.gcc: Add support for RX target.
4203 * config/rx: New directory.
4204 * config/rx/constraints.md: New file.
4205 * config/rx/predicates.md: New file.
4206 * config/rx/rx.c: New file.
4207 * config/rx/rx.h: New file.
4208 * config/rx/rx.md: New file.
4209 * config/rx/rx.opt: New file.
4210 * config/rx/rx-protos.h: New file.
4211 * config/rx/t-rx: New file.
4212 * doc/extend.texi: Document RX function attributes.
4213 * doc/invoke.texi: Document RX specific command line options.
4214 * doc/contrib.texi: Document RX contribution.
4215 * doc/md.texi: Document RX constraints.
4216 * doc/install.texi: Document RX support.
4218 2009-10-26 Michael Matz <matz@suse.de>
4220 PR tree-optimization/41783
4221 * tree-ssa-alias.c (get_continuation_for_phi): Export, add a special
4222 case for simple diamonds.
4223 * tree-ssa-alias.h (get_continuation_for_phi): Declare.
4224 * tree-ssa-pre.c (translate_vuse_through_block): Add same_valid
4225 argument, use alias oracle to skip some vdefs.
4226 (phi_translate_1): Change call to above, don't allocate new
4227 value ids if they can stay the same.
4228 (compute_avail): Allow vuse walking when looking up references.
4230 2009-10-26 Richard Guenther <rguenther@suse.de>
4232 PR tree-optimization/41826
4233 * tree-ssa-structalias.c (get_constraint_for_ptr_offset): Avoid
4234 access to re-allocated vector fields.
4236 2009-10-26 Richard Guenther <rguenther@suse.de>
4238 * graphite-sese-to-poly.c (check_poly_representation): Fix
4239 compile without checking.
4241 2009-10-26 Janus Weil <janus@gcc.gnu.org>
4244 * gimple.h (tree_annotate_all_with_location): Remove prototype.
4245 * gimplify.c (tree_should_carry_location_p,
4246 tree_annotate_one_with_location,tree_annotate_all_with_location):
4247 Remove obsolete functions.
4249 2009-10-25 Kaz Kojima <kkojima@gcc.gnu.org>
4252 * config/sh/sh.md (stuff_delay_slot): Don't set T_REG in pattern.
4254 2009-10-25 Richard Guenther <rguenther@suse.de>
4256 * lto-streamer-in.c (unpack_ts_decl_common_value_fields):
4257 Stream DECL_RESTRICTED_P.
4258 * lto-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
4260 2009-10-25 Richard Sandiford <rdsandiford@googlemail.com>
4262 * config/mips/mips.c (mips_restore_gp_from_cprestore_slot): Emit
4263 a note when expanding to nothing.
4265 2009-10-25 Richard Guenther <rguenther@suse.de>
4268 * tree.c (find_decls_types_r): Deal with Java overloading
4269 BINFO_VIRTUALS for its own purpose.
4271 2009-10-24 Adam Nemet <anemet@caviumnetworks.com>
4273 * config/mips/predicates.md (hilo_operand): New predicate.
4274 * config/mips/mips.md (<u>mulsidi3_64bit): Change it to a
4275 define_insn. Correct !ISA_HAS_EXT_INS length from 24 to 28. Move
4276 splitter part from here ...:
4277 (<u>mulsidi3_64bit splitter for !ISA_HAS_EXT_INS): ... to here. Swap
4278 op0 and op4 to match the DINS case.
4279 (<u>mulsidi3_64bit splitter for ISA_HAS_EXT_INS): New splitter.
4281 2009-10-24 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
4284 * avr.md (QIDI): Add new mode iterator.
4285 (sbrx_branch<mode>): Create new zero extract bit, test and jump
4286 patterns for all QI thru DI modes combinations.
4287 (sbrx_and_branch<mode>): Create new and based bit test and jump
4288 patterns for QI thru SI modes.
4289 avr.c (avr_out_sbxx_branch): Use only bit number.
4291 2009-10-24 Jan Hubicka <jh@suse.cz>
4293 * ipa-reference.c (check_call): Noreturn notrhow calls do not write
4295 (analyze_function): When analyzing noreturn nothrow call, do not
4296 compute written stats; free bitmaps of vars early if possible.
4297 (generate_summary): Only update bitmaps if computed.
4298 (propagate): Only dump bitmaps if computed.
4299 (ipa_reference_read_summary): Fix pasto.
4301 2009-10-24 Eric Botcazou <ebotcazou@adacore.com>
4303 * tree-ssa-alias.c (nonaliasing_component_refs_p): Rename into...
4304 (aliasing_component_refs_p): ...this. Return true if there is no
4305 common base and the base access types have the same alias set.
4306 (indirect_ref_may_alias_decl_p): Adjust for above renaming.
4307 (indirect_refs_may_alias_p): Likewise.
4309 2009-10-23 Joseph Myers <joseph@codesourcery.com>
4312 * c-typeck.c (c_finish_stmt_expr): Do not wrap error_mark_node in
4313 a C_MAYBE_CONST_EXPR.
4315 2009-10-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4318 * config/rs6000/rs6000.c (struct machine_function): Add
4319 vsx_or_altivec_used_p to record if vector types are used.
4320 (rs6000_expand_to_rtl_hook): Rename from
4321 rs6000_alloc_sdmode_stack_slot. If VSX, check to see if there are
4322 any vector operations, so if there are, we can set VRSAVE to
4323 non-zero when only floating point vector registers are used.
4324 (TARGET_EXPAND_TO_RTL_HOOK): Use rs6000_expand_to_rtl_hook.
4325 (rs6000_check_vector_mode): Inner function to check if vector
4326 types are used in the code.
4327 (compute_vrsave_mask): If VSX, make sure VRSAVE is non-zero if
4328 vector instructions are used.
4330 * config/rs6000/rs6000.h (HARD_REGNO_CALL_PART_CLOBBERED):
4331 Indicate that VSX registers which overlap floating point
4332 registers, can't be used across a call, since the ABI only states
4333 the scalar part of the register will be saved and restored.
4335 2009-10-23 Joseph Myers <joseph@codesourcery.com>
4338 * alias.c (get_alias_set): Call langhook before returning 0 for
4339 types with structural equality.
4340 * c-common.c (c_common_get_alias_set): Use alias set of element
4341 type for arrays with structural comparison.
4343 2009-10-23 Richard Guenther <rguenther@suse.de>
4346 * cfgexpand.c (expand_call_stmt): Use gimple_has_side_effects and
4347 gimple_call_nothrow_p.
4349 2009-10-23 Richard Guenther <rguenther@suse.de>
4351 PR tree-optimization/41778
4352 * tree-ssa-pre.c (do_regular_insertion): Only insert if a
4353 redundancy along a path in the CFG we want to optimize for speed
4354 is going to be removed.
4355 (execute_pre): Do partial-PRE only if the function is to be
4356 optimized for speed.
4357 (gate_pre): Do not turn off all of PRE when not optimizing a
4360 2009-10-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4362 * builtins.c (fold_builtin_cabs): Use validate_arg().
4363 (fold_builtin_cexp): Fix if-logic.
4364 (fold_builtin_1): Check subtype for BUILT_IN_CIMAG.
4366 2009-10-22 Jeff Law <law@redhat.com>
4368 * ira-lives.c (process_single_reg_class_operands): Update the
4369 hard reg costs for all the hard registers desired by the
4370 single reg class operand.
4372 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
4374 * simplify-rtx.c (simplify_replace_fn_rtx): Add a fallback case
4375 for rtxes that aren't handled specially.
4377 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
4379 * rtl.h (shallow_copy_rtvec): Declare.
4380 * rtl.c (shallow_copy_rtvec): New function.
4381 * cselib.c (cselib_subst_to_values): Use it. Only modify an
4382 rtx field if the subrtx has changed.
4384 2009-10-22 Anatoly Sokolov <aesok@post.ru>
4386 * config/m32c/m32c.c (m32c_function_value_regno_p): New function.
4387 (m32c_function_value): Make static, add new 'outgoing' argument.
4388 (m32c_libcall_value): Make static, add new 'fun' argument.
4389 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
4390 * config/m32c/m32c.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
4391 (FUNCTION_VALUE_REGNO_P): Redefine, use m32c_function_value_regno_p.
4392 * config/m32c/m32c-protos.h (m32c_function_value_regno_p): Declare.
4393 (m32c_function_value, m32c_libcall_value): Delete declaration.
4395 2009-10-22 Diego Novillo <dnovillo@google.com>
4397 * Makefile.in (PLUGIN_HEADERS): Add output.h and IPA_UTILS_H.
4399 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
4401 * tree-cfg.c (gimple_duplicate_sese_tail): Fix typos/indentation/white
4404 2009-10-22 Richard Guenther <rguenther@suse.de>
4406 * lto-streamer.h (lto_symtab_merge_cgraph_nodes): Declare.
4407 * lto-symtab.c (struct lto_symtab_entry_def): Add node member.
4408 (lto_symtab_merge): Do not merge cgraph nodes here.
4409 (lto_symtab_resolve_can_prevail_p): Simplify.
4410 (lto_symtab_resolve_symbols): Store cgraph node.
4411 (lto_symtab_merge_decls_1): Simplify. Do not drop non-prevailing
4412 functions from the symtab.
4413 (lto_symtab_merge_cgraph_nodes_1): New function.
4414 (lto_symtab_merge_cgraph_nodes): Likewise.
4416 2009-10-22 Richard Guenther <rguenther@suse.de>
4419 * lto-streamer-out.c (lto_output_location): Stream the
4421 * lto-streamer-in.c (lto_input_location): Likewise.
4423 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
4425 * cfgloopmanip.c (duplicate_subloops): Export.
4426 * tree-parloops.c (loop_parallel_p): Dump if loop is innermost.
4427 (transform_to_exit_first_loop): Duplicate bbs starting from
4428 header up to loop->latch instead of exit->src.
4429 Initialize control variable to the correct number of iterations.
4430 (gather_scalar_reductions): Do not register double reductions.
4431 (parallelize_loops): Dump which loop is tested.
4432 Indicate whether the parallelized loop is inner or not.
4433 Remove the innermost-loop requirement.
4434 * cfgloop.h (duplicate_subloops): Export.
4435 * tree-cfg.c (add_phi_args_after_redirect): New function.
4436 (gimple_duplicate_sese_tail): Remove the no-subloops constraint.
4437 Call duplicate_subloops.
4438 Update number of iterations at the exit condition.
4439 Don't redirect nexits always to the loop exit.
4440 Redirect copied edges from latch to the loop exit.
4442 2009-10-22 Jan Hubicka <jh@suse.cz>
4444 * ipa-cp.c (ipcp_read_summary): Remove now invalid FIXME and
4446 * ipa-inline.c (cgraph_mark_inline_edge,
4447 cgraph_decide_inlining_of_small_function,
4448 cgraph_decide_inlining, inline_read_summary): Disable indirect
4449 inlining for WPA for time being.
4451 PR tree-optimize/40556
4452 * ipa-inline.c (cgraph_early_inlining): Fix iterations condition.
4454 2009-10-22 Richard Guenther <rguenther@suse.de>
4456 * lto-streamer.h (lto_symtab_clear_resolution): Remove.
4457 * lto-symtab.c (lto_symtab_clear_resolution): Likewise.
4459 2009-10-22 Jan Hubicka <jh@suse.cz>
4462 * ipa-reference.c (has_proper_scope_for_analysis): Add fixme about
4464 (check_call): Handle only indirect calls.
4465 (propagate_bits): Update comment.
4466 (write_node_summary_p): Turn bogus check to assert.
4467 (ipa_reference_write_summary): Stream calls_read_all properly.
4468 (ipa_reference_read_summary): Stream in calls_read_all properly.
4469 (read_write_all_from_decl): New function.
4470 (propagate): Handle OVERWRITABLE nodes and external calls here.
4471 * ipa-pre-const.c (check_call): In IPA mode handle indirect
4473 (analyze_function): Do not check visibility here.
4474 (add_new_function): We summary OVERWRITABLE too.
4475 (generate_summary): Stream OVERWRITABLE nodes too.
4476 (propagate): Handle external calls and OVERWRITABLE nodes here.
4477 (local_pure_const): Check visibility here.
4479 2009-10-22 Jan Hubicka <jh@suse.cz>
4481 * ipa-cp.c (ipcp_write_summary, ipcp_read_summary): New functions.
4482 (pass_ipa_cp): Register them.
4483 (ipcp_init_stage): Analyze all functions for whopr/lto.
4484 (ipcp_propagate_stage): Skip external calls.
4485 (ipcp_iterate_stage): Call ipa_update_after_lto_read if needed.
4486 * ipa-reference.c (write_node_summary_p): Fix thinko about
4488 * cgraphunit.c (ipa_passes): When in lto, ne er produce new summaries;
4489 when in ltrans, skip executing of ipa passes since everything
4490 should've been done.
4491 * ipa-inline.c (cgraph_decide_inlining): Remove FIXMEs.
4492 (inline_generate_summary): Likewise.
4493 (inline_read_summary): New function.
4494 (inline_write_summary): New function.
4495 (pass_ipa_inline): Register new hooks.
4496 * ipa-prop.c: Inlcude lto-streamer.h
4497 (ipa_edge_args_vector): Update declaration.
4498 (ipa_count_arguments, ipa_compute_jump_functions,
4499 ipa_free_edge_args_substructures): Move ipa_edge_args_vector into ggc.
4500 (ipa_write_jump_function, ipa_read_jump_function, ipa_write_node_info,
4501 ipa_read_node_info): New static functions.
4502 (ipa_prop_write_jump_functions, ipa_prop_read_jump_functions): Update.
4503 (duplicate_array): Use xmalloc.
4504 (duplicate_ggc_array): New.
4505 (ipa_edge_duplication_hook): Use it.
4506 (ipa_update_after_lto_read): New function.
4507 * ipa-prop.h (ipa_prop_write_jump_functions,
4508 ipa_prop_read_jump_functions): Declare.
4509 (ipa_pass_through_data, ipa_ancestor_jf_data, ipa_member_ptr_cst,
4510 jump_func_value, ipa_member_ptr_cst, ipa_edge_args): Add GTY markers.
4511 (ipa_edge_args_vector): Move into GGC.
4512 (ipa_check_create_edge_args): Update.
4513 (ipa_update_after_lto_read): New.
4514 * passes.c (ipa_write_summaries_1): When in wpa, do not write
4516 (ipa_read_summaries): When in ltrans, so not read summaries.
4517 * lto-streamer.c (lto_get_section_name): Add
4518 LTO_section_jump_functions.
4519 * lto-streamer.h (LTO_section_jump_functions): New section.
4520 (produce_asm): Declare.
4521 * lto-cgraph.c (output_cgraph): Output edges in reverse order.
4522 * lto-streamer-out.c (produce_asm): Export.
4523 * lto-streamer-in.c: Include tree-pass.h
4524 (input_function): Free dominance info when done.
4525 (lto_read_body): Push ipa_inline in ltrans stage.
4526 * gengtype.c (open_base_files): Add ipa-prop.h into includes.
4527 * Makefile.in (GTFILES): Add ipa-prop.h
4529 2009-10-22 Matthias Klose <doko@ubuntu.com>
4531 * doc/install.texi: Document --enable-browser-plugin.
4533 2009-10-21 Vladimir Makarov <vmakarov@redhat.com>
4535 * doc/invoke.texi (fira-loop-pressure): Update default value.
4536 * opts.c (decode_options): Remove default value setting for
4537 flag_ira_loop_pressure.
4538 * config/ia64/ia64.c (ia64_override_options): Set
4539 flag_ira_loop_pressure up for -O3.
4540 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
4542 2009-10-21 Sebastian Pop <sebastian.pop@amd.com>
4544 PR tree-optimization/41497
4545 * tree-scalar-evolution.c (analyze_evolution_in_loop): Return
4546 chrec_dont_know if the evolution function returned by follow_ssa_edge
4547 is constant in the analyzed loop and is not compatible with the
4548 initial value before the loop.
4549 * tree-chrec.h (no_evolution_in_loop_p): Call STRIP_NOPS.
4551 2009-10-21 Joseph Myers <joseph@codesourcery.com>
4553 * config/sh/sh.c (nonpic_symbol_mentioned_p): Allow UNSPEC_TPOFF.
4555 2009-10-21 Jakub Jelinek <jakub@redhat.com>
4558 * doc/invoke.texi: Document -print-multi-os-directory.
4560 2009-10-21 Jack Howarth <howarth@bromo.med.uc.edu>
4563 * gcc/config/darwin10.h: Use default_emit_unwind_label.
4564 * gcc/config/darwin.c: Disable -freorder-blocks-and-partition
4565 when darwin_emit_unwind_label is used.
4567 2009-10-21 Eric Botcazou <ebotcazou@adacore.com>
4569 * tree-vect-stmts.c (exist_non_indexing_operands_for_use_p): Tweak
4572 2009-10-20 Richard Henderson <rth@redhat.com>
4574 * tree-eh.c (lower_try_finally_copy): Do lower_eh_constructs_1
4575 before emit_post_landing_pad.
4577 2009-10-20 Adam Nemet <anemet@caviumnetworks.com>
4579 * config/mips/mips.c (mips_binary_cost): Add new argument speed.
4580 Use when calling rtx_costs.
4581 (mips_rtx_costs): Fix formatting. Use argument speed rather than the
4582 global optimize_size. Pass speed to mips_binary_cost.
4584 2009-10-20 Jakub Jelinek <jakub@redhat.com>
4586 * config/rs6000/rs6000.c (def_builtin): Set TREE_READONLY instead
4589 2009-10-20 Richard Sandiford <rdsandiford@googlemail.com>
4591 * rtl.h (simplify_replace_fn_rtx): Declare.
4592 (wrap_constant, unwrap_constant): Delete.
4593 * cfgexpand.c (unwrap_constant, wrap_constant): Delete.
4594 (expand_debug_expr): Don't call wrap_constant.
4595 * combine.c (rtx_subst_pair): Only define for AUTO_INC_DEC.
4596 (auto_adjust_pair): Fold into...
4597 (propagate_for_debug_subst): ...here. Only define for AUTO_INC_DEC.
4598 Just return a new value.
4599 (propagate_for_debug): Use simplify_replace_fn_rtx for AUTO_INC_DEC,
4600 otherwise use simplify_replace_rtx.
4601 * cselib.c (wrap_constant): Reinstate old definition.
4602 (cselib_expand_value_rtx_1): Don't wrap constants.
4603 * gcse.c (try_replace_reg): Don't use copy_rtx in the call to
4604 simplify_replace_rtx.
4605 (bypass_block): Fix formatting in calls to simplify_replace_rtx.
4606 * reload1.c (reload): Skip all uses for an insn before adjusting it.
4607 Use simplify_replace_rtx.
4608 * simplify-rtx.c (simplify_replace_fn_rtx): New function,
4610 (simplify_replace_rtx): ...here. Turn into a wrapper for
4611 simplify_replace_fn_rtx.
4612 (simplify_unary_operation): Don't unwrap CONSTs.
4613 * var-tracking.c (check_wrap_constant): Delete.
4614 (vt_expand_loc_callback): Don't call it.
4615 (vt_expand_loc): Likewise.
4617 2009-10-20 Pascal Obry <obry@adacore.com>
4618 Eric Botcazou <ebotcazou@adacore.com>
4620 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Add enclosing parens.
4622 2009-10-20 Michael Matz <matz@suse.de>
4624 * loop-invariant.c (create_new_invariant): Use different magic number.
4626 2009-10-20 Richard Earnshaw <rearnsha@arm.com>
4629 * arm.c (arm_override_options): Forcibly disable hot/cold block
4632 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
4635 * haifa-sched.c (try_ready): Skip debug deps updating speculation
4638 2009-10-20 Richard Guenther <rguenther@suse.de>
4640 * ggc-page.c: Include cfgloop.h.
4641 (struct max_alignment): Drop long double, add void *.
4642 (extra_order_size_table): Add low non-power-of-two multiples
4643 of MAX_ALIGNMENT. Drop small type-based entries, add
4644 tree_type, cgraph_node and loop.
4645 * alloc-pool.c (struct allocation_object_def): Drop long double
4648 2009-10-20 Jakub Jelinek <jakub@redhat.com>
4651 * loop-invariant.c (calculate_loop_reg_pressure): Don't count regs
4652 referenced just in DEBUG_INSNs.
4654 2009-10-20 Richard Guenther <rguenther@suse.de>
4657 * gimple.c (gimple_register_type): Make sure we register
4658 the types main variant first.
4660 2009-10-20 Richard Guenther <rguenther@suse.de>
4662 * gimple.c (gimple_types_compatible_p): Simplify. Move
4663 cheap checks before hashtable queries. Add checks for
4664 TYPE_NONALIASED_COMPONENT and DECL_NONADDRESSABLE_P.
4666 2009-10-20 Eric Botcazou <ebotcazou@adacore.com>
4668 * tree-sra.c (build_ref_for_offset_1) <RECORD_TYPE>: Skip fields
4669 without size or with size that can't be represented as a host integer.
4671 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
4673 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't regard
4674 the removal of a debug stmt as a significant change.
4676 2009-10-20 Wolfgang Gellerich <gellerich@de.ibm.com>
4678 * config/s390/s390.md: Added agen condition to operand
4679 forwarding bypasses. Added bypass for early address generation
4680 use of int results. Updated comments.
4682 2009-10-20 Stefan Dösinger <stefan@codeweavers.com>
4684 * config/i386/i386.c: Remove signal.h #include.
4686 2009-10-20 Jie Zhang <jie.zhang@analog.com>
4688 * simplify-rtx.c (simplify_const_unary_operation): Handle SS_ABS.
4689 * doc/rtl.texi: Document ss_abs.
4691 2009-10-19 Jakub Jelinek <jakub@redhat.com>
4693 * c-common.c (c_parse_error): Handle CPP_UTF8STRING.
4694 * c-lex.c (c_lex_with_flags): Likewise. Test C_LEX_STRING_NO_JOIN
4695 instead of C_LEX_RAW_STRINGS.
4696 (lex_string): Handle CPP_UTF8STRING.
4697 * c-parser.c (c_parser_postfix_expression): Likewise.
4698 * c-pragma.h (C_LEX_RAW_STRINGS): Rename to ...
4699 (C_LEX_STRING_NO_JOIN): ... this.
4701 2009-10-19 Anatoly Sokolov <aesok@post.ru>
4703 * config/cris/cris.c (cris_function_value, cris_libcall_value,
4704 cris_function_value_regno_p): New functions.
4705 (cris_promote_function_mode): Update comment.
4706 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
4707 * config/cris/cris.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
4708 (FUNCTION_VALUE_REGNO_P): Redefine, use cris_function_value_regno_p.
4709 * config/cris/cris-protos.h (cris_function_value_regno_p): Declare.
4711 2009-10-19 Jakub Jelinek <jakub@redhat.com>
4713 * unwind-dw2.c (execute_stack_op): Fix operand order for
4714 DW_OP_le, DW_OP_ge, DW_OP_lt and DW_OP_gt.
4716 2009-10-19 Eric Botcazou <ebotcazou@adacore.com>
4718 * gimple-low.c (struct lower_data): Add cannot_fallthru field.
4719 (lower_stmt) <GIMPLE_BIND>: Add comment.
4720 <GIMPLE_COND, GIMPLE_GOTO, GIMPLE_SWITCH>: Set cannot_fallthru to true
4722 <GIMPLE_RETURN>: Remove the statement if cannot_fallthru is set.
4723 Otherwise lower it and set cannot_fallthru to true.
4724 <GIMPLE_TRY>: Update cannot_fallthru for GIMPLE_TRY_FINALLY and return.
4725 <GIMPLE_CATCH, GIMPLE_EH_FILTER>: Set cannot_fallthru to false.
4726 <GIMPLE_CALL>: Set cannot_fallthru to false for BUILT_IN_SETJMP and
4727 to true for a noreturn call. Do not remove statements.
4728 <GIMPLE_OMP_PARALLEL, GIMPLE_OMP_TASK>: Set cannot_fallthru to false.
4729 Set cannot_fallthru to false on function exit.
4730 (gimple_stmt_may_fallthru) <GIMPLE_SWITCH>: Really return false.
4731 <GIMPLE_ASSIGN>: Remove.
4733 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4735 * config/s390/s390.c (s390_z10_optimize_cmp): Don't touch FP compares.
4737 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4739 * config/s390/s390.c (s390_z10_optimize_cmp): Use
4740 next/prev_active_insn to skip DEBUG_INSNs as well.
4742 2009-10-19 Joseph Myers <joseph@codesourcery.com>
4744 * config/arm/arm.c (output_move_neon): Use DImode in call to
4747 2009-10-19 Matthias Klose <doko@ubuntu.com>
4750 * config.gcc (arm*-*-linux-*eabi): Use config/t-slibgcc-libgcc.
4752 2009-10-19 Jakub Jelinek <jakub@redhat.com>
4754 * cfgexpand.c (expand_debug_expr): Fail if bitpos < 0 for non-MEM op0.
4756 2009-10-17 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
4759 * optabs.c (expand_binop): Make mode of shift count expression mode
4760 of shift count not target.
4763 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
4765 * tree-nested.c (convert_nonlocal_reference_stmt) <GIMPLE_COND>: New
4766 case. Force using values to replace references within the statement.
4767 (convert_local_reference_stmt): Likewise.
4769 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
4771 * gimple-low.c (lower_stmt) <GIMPLE_CALL>: If the call is noreturn,
4772 remove a subsequent GOTO or RETURN statement.
4774 2009-10-17 Andy Hutchinson <hutchinsonandy@aim.com>
4776 * config/avr.md (*movqi): Add zero as equally preferable constraint
4777 as general register.
4780 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
4782 * print-tree.c (print_node): Fix string for DECL_STRUCT_FUNCTION.
4784 2009-10-17 Richard Guenther <rguenther@suse.de>
4786 * lto-streamer-in.c (lto_input_location): Try to reuse previous maps.
4788 2009-10-17 Richard Guenther <rguenther@suse.de>
4790 * lto-streamer-in.c (input_gimple_stmt): Fixup FIELD_DECL
4791 operands in COMPONENT_REFs.
4793 2009-10-17 Anatoly Sokolov <aesok@post.ru>
4795 * targhooks.c (default_libcall_value): Don't use LIBCALL_VALUE macro
4796 if not defined. Change type of second argument to const_rtx.
4797 (default_function_value): Call gcc_unreachable if FUNCTION_VALUE
4799 * targhooks.h (default_libcall_value): Update prototype.
4800 * target.h (struct gcc_target): Change type of second argument of
4801 libcall_value to const_rtx.
4802 * config/arm/arm.c (arm_libcall_value): Change type of second argument
4804 (arm_libcall_uses_aapcs_base): Change type of argument to const_rtx.
4805 * doc/tm.texi (TARGET_LIBCALL_VALUE): Revise documentation.
4807 2009-10-17 Jakub Jelinek <jakub@redhat.com>
4810 * debug.h (struct gcc_debug_hooks): Add assembly_start hook.
4811 * cgraphunit.c (cgraph_optimize): Call it.
4812 * dwarf2out.c (dwarf2out_init): Move .cfi_sections printing into...
4813 (dwarf2out_assembly_start): ... here. New hook.
4814 (dwarf2out_debug_hooks): Add dwarf2out_assembly_start.
4815 * debug.c (do_nothing_debug_hooks): Do nothing for assembly_start
4817 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
4818 * sdbout.c (sdb_debug_hooks): Likewise.
4819 * vmsdbgout.c (vmsdbg_debug_hooks): Add vmsdbgout_assembly_start.
4820 (vmsdbgout_assembly_start): New hook.
4822 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
4824 * rtl.h (RTL_LOCATION): Fix typo.
4826 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
4828 * print-rtl.c (print_rtx): Print locators in asm_operands
4831 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
4834 * sched-deps.c (depl_on_debug_p): New.
4835 (attach_dep_link): Reject debug deps before nondebug deps.
4836 (add_to_deps_list): Insert debug deps after nondebug deps.
4837 (sd_lists_empty_p): Stop at first nonempty list. Disregard debug
4839 (sd_add_dep): Do not reject debug deps.
4840 (add_insn_mem_dependence): Don't count debug deps.
4841 (remove_from_deps): Likewise.
4842 (sched_analyze_2): Set up mem deps on debug insns.
4843 (sched_analyze_insn): Record reg uses for deps on debug insns.
4844 * haifa-sched.c (schedule_insn): Reset deferred debug insn. Don't
4845 try_ready nondebug insn after debug insn.
4846 * ddg.c (create_ddg_dep_from_intra_loop_link,
4847 create_ddg_dep_no_link): Don't reject debug deps.
4849 2009-10-16 Richard Guenther <rguenther@suse.de>
4851 * lto-symtab.c (merge_incomplete_and_complete_type): Remove.
4852 (maybe_merge_incomplete_and_complete_type): Likewise.
4853 (lto_symtab_merge): Do not call them. Do not warn for
4854 complete vs. incomplete compatible types.
4855 (lto_symtab_merge_decls_2): Simplify.
4856 * gimple.c (gimple_force_type_merge): Remove.
4857 (gimple_types_compatible_p): Make it static.
4858 * gimple.h (gimple_force_type_merge): Remove.
4859 (gimple_types_compatible_p): Likewise.
4861 2009-10-16 Jakub Jelinek <jakub@redhat.com>
4863 * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTRACT>: Cast
4864 DWARF2_ADDR_SIZE to int to avoid signed vs. unsigned warnings.
4866 2009-10-16 Richard Guenther <rguenther@suse.de>
4868 PR tree-optimization/41728
4869 * tree-ssa-dom.c (optimize_stmt): Mark the stmt modified
4870 if fold_stmt did anything.
4872 2009-10-16 Richard Guenther <rguenther@suse.de>
4875 * lto-streamer-in.c (lto_input_tree_ref): Revert last change.
4876 (maybe_fixup_handled_component): New function.
4877 (input_gimple_stmt): Fixup mismatched decl replacements.
4879 2009-10-16 Richard Guenther <rguenther@suse.de>
4882 * lto-streamer-out.c (lto_output_tree_ref): Handle DEBUG_EXPR_DECL
4883 the same as VAR_DECL.
4885 2009-10-16 Richard Guenther <rguenther@suse.de>
4887 * gimple.c (iterative_hash_gimple_type): For integer types
4888 also hash their minimum and maximum values and the string flag.
4889 For array types hash their domain and the string flag.
4891 2009-10-16 Richard Guenther <rguenther@suse.de>
4893 * gimple.c (gimple_types_compatible_p): Restrict completing
4894 types to record or unions. Simplify completion.
4895 Do not merge records or unions with different
4896 TYPE_STRUCTURAL_EQUALITY_P tag.
4897 (iterative_hash_gimple_type): Restrict non-recursing into
4898 pointer targets for records and unions.
4900 2009-10-15 Jakub Jelinek <jakub@redhat.com>
4903 * cfgexpand.c (expand_debug_expr): Handle CONJ_EXPR.
4904 * dwarf2out.c (mem_loc_descriptor): Don't handle
4905 POST_INT/POST_DEC/POST_MODIFY like SUBREG. For SUBREG
4906 punt if it is not lowpart subreg or if inner mode isn't
4909 2009-10-16 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4911 * config/s390/s390.c (s390_z10_optimize_cmp): Skip notes when
4912 investigating previous or next insns.
4914 2009-10-16 Eric Botcazou <ebotcazou@adacore.com>
4916 * tree-sra.c (build_ref_for_offset_1): Update comment.
4918 2009-10-16 Wolfgang Gellerich <gellerich@de.ibm.com>
4920 * config/s390/s390.md (atype): Added missing values.
4922 2009-10-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4925 * pa.md (casesi): Use sign extended index in call to gen_casesi64p.
4926 (casesi64p): Update pattern to reflect above.
4928 2009-10-15 Steve Ellcey <sje@cup.hp.com>
4930 PR rtl-optimization/41697
4931 * sel-sched-ir.h (_eligible_successor_edge_p): Check successor count.
4933 2009-10-15 Michael Meissner <meissner@linux.vnet.ibm.com>
4936 * config/rs6000/predicates.md: Update copyright year.
4937 * config/rs6000/altivec.md: Ditto.
4939 * config/rs6000/t-rs6000 (TM_H): Add rs6000-builtin.def.
4940 (MD_INCLUDES): Add a2.md.
4942 * config/rs6000/rs6000.c (rs6000_builtin_decls): Change
4943 RS6000_BUILTIN_COUNT to MAX_RS6000_BUILTINS.
4944 (builtin_classify): New static vector to classify various builtins
4945 to get the tree attributes correct.
4946 (def_builtin): Set the attributes of builtins based on what the
4947 builtin does (i.e. memory operation, floating point, saturation
4948 need special attributes, others are pure functions).
4950 * config/rs6000/rs6000.h (enum rs6000_btc): New enum to classify
4952 (enum rs6000_builtins): Include rs6000-builtin.def to define the
4953 builtins. Change the end marker to MAX_RS6000_BUILTINS from
4954 RS6000_BUILTIN_COUNT.
4955 (rs6000_builtin_decls): Change RS6000_BUILTIN_COUNT to
4956 MAX_RS6000_BUILTINS.
4958 * config/rs6000/rs6000-builtin.def: New file that combines the
4959 builtin enumeration name and attributes.
4961 2009-10-15 H.J. Lu <hongjiu.lu@intel.com>
4963 * config/i386/linux.h (ASM_SPEC): Add --32.
4965 2009-10-15 Jakub Jelinek <jakub@redhat.com>
4967 * dwarf2out.c (dwarf_tag_name): Handle DW_TAG_rvalue_reference_type
4968 and DW_TAG_template_alias.
4969 (dwarf_attr_name): Handle DW_AT_main_subprogram,
4970 DW_AT_data_bit_offset, DW_AT_const_expr, DW_AT_enum_class,
4971 DW_AT_linkage_name, DW_AT_GNU_guarded_by, DW_AT_GNU_pt_guarded_by,
4972 DW_AT_GNU_guarded, DW_AT_GNU_pt_guarded, DW_AT_GNU_locks_excluded,
4973 DW_AT_GNU_exclusive_locks_required, DW_AT_GNU_shared_locks_required
4974 and DW_AT_GNU_odr_signature.
4975 (dwarf_form_name): Handle DW_FORM_sec_offset, DW_FORM_exprloc,
4976 DW_FORM_flag_present and DW_FORM_ref_sig8.
4977 (output_signature): Only print name on the first byte.
4978 (output_die): Likewise for dw_val_class_data8.
4980 2009-10-15 Alexander Monakov <amonakov@ispras.ru>
4982 * doc/invoke.texi: Clarify that most optimizations are not enabled
4985 2009-10-15 Richard Guenther <rguenther@suse.de>
4988 * gimple.c (compare_type_names_p): Handle anonymous names
4989 differently based on new mode argument.
4990 (gimple_types_compatible_p): For structs also compare the tags.
4991 (iterative_hash_type_name): Rename to ...
4992 (iterative_hash_name): ... this. Hash all names.
4993 (iterative_hash_gimple_type): Fix hashing the struct tag of
4994 pointer targets. Hash field decl names.
4996 2009-10-15 Richard Guenther <rguenther@suse.de>
4999 * gimple.c (gimple_get_alias_set): Avoid recursing on
5000 invalid type topology.
5002 2009-10-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
5004 * config/spu/spu.c (get_branch_target): Use extract_asm_operands.
5006 2009-10-15 Richard Guenther <rguenther@suse.de>
5008 * tree.c (free_lang_data_in_decl): Free DECL_FCONTEXT.
5010 2009-10-15 Jakub Jelinek <jakub@redhat.com>
5012 * config/rs6000/option-defaults.h (OPTION_DEFAULT_SPECS): Don't
5013 add --with-tune{,-32,-64} configured default for -mtune if explicit
5016 2009-10-14 Daniel Gutson <dgutson@codesourcery.com>
5018 * config/arm/neon.md (neon_vshll_n<mode>): Checking Bounds fixed.
5020 2009-10-14 DJ Delorie <dj@redhat.com>
5022 * config/h8300/h8300.c (F): New.
5024 (h8300_emit_stack_adjustment): Call them.
5026 (h8300_push_pop): Likewise.
5027 (h8300_expand_prologue): Likewise.
5028 * config/h8300/h8300.h (DWARF2_DEBUGGING_INFO): Define.
5029 (MUST_USE_SJLJ_EXCEPTIONS): Define.
5030 (INCOMING_RETURN_ADDR_RTX): Define.
5031 (INCOMING_FRAME_SP_OFFSET): Define.
5032 (DWARF_CIE_DATA_ALIGNMENT): Define.
5034 2009-10-14 Jakub Jelinek <jakub@redhat.com>
5036 * stor-layout.c (place_field): Don't emit -Wpadded warnings for
5037 fields in builtin structs.
5038 (finalize_record_size): Likewise.
5040 2009-10-14 Richard Guenther <rguenther@suse.de>
5042 * gimple.c (gtc_ob): New global.
5043 (struct type_pair_d): Replace pointers with type UIDs.
5044 (type_pair_hash): Adjust.
5045 (type_pair_eq): Likewise.
5046 (lookup_type_pair): Likewise. Allocate from an obstack.
5047 (gimple_force_type_merge): Adjust.
5048 (gimple_types_compatible_p): Likewise.
5049 (free_gimple_type_tables): Free the obstack.
5051 2009-10-14 Jakub Jelinek <jakub@redhat.com>
5053 * tree-parloops.c (separate_decls_in_region_debug_bind): Drop debug
5054 stmts setting DEBUG_EXPR_DECLs.
5056 * cfgexpand.c (expand_debug_expr): Ignore zero-length bitfields.
5057 Don't crash if mode1 is VOIDmode.
5059 2009-09-26 Vladimir Makarov <vmakarov@redhat.com>
5061 * params.def (PARAM_IRA_LOOP_RESERVED_REGS): New.
5062 * params.h (IRA_LOOP_RESERVED_REGS): New.
5063 * tree-pass.h (pass_subregs_of_mode_init,
5064 pass_subregs_of_mode_finish): Remove.
5065 * passes.c (pass_subregs_of_mode_init,
5066 pass_subregs_of_mode_finish): Remove.
5067 (pass_reginfo_init): Move before loop optimizations.
5068 * config/i386/i386.h (STACK_REG_COVER_CLASS): Define.
5069 * common.opt (fira-loop-pressure): New.
5070 * toplev.h (flag_ira_loop_pressure): New.
5071 * rtl.h (init_subregs_of_mode, finish_subregs_of_mode): New externals.
5072 * reginfo.c (init_subregs_of_mode, finish_subregs_of_mode):
5073 Make external and void type functions.
5074 (gate_subregs_of_mode_init, pass_subregs_of_mode_init,
5075 pass_subregs_of_mode_finish): Remove.
5076 * ira-costs.c (init_costs): Call init_subregs_of_mode.
5077 * regmove.c: Include ira.h.
5078 (regmove_optimize): Call ira_set_pseudo_classes after IRA based
5079 register pressure calculation in loops.
5080 * loop-invariant.c: Include REGS_H and ira.h.
5081 (struct loop_data): New members max_reg_pressure, regs_ref, and
5083 (struct invariant): New member orig_regno.
5084 (curr_loop): New variable.
5085 (find_exits): Initialize regs_ref and regs_live.
5086 (create_new_invariant): Initialize orig_regno.
5087 (get_cover_class_and_nregs): New.
5088 (get_inv_cost): Make aregs_needed an array. Use regs_needed as an
5089 array. Add code for flag_ira_loop_pressure.
5090 (gain_for_invariant): Make new_regs an array. Add code for
5091 flag_ira_loop_pressure.
5092 (best_gain_for_invariant): Ditto.
5093 (set_move_mark): New parameter gain. Use it for debugging output.
5094 (find_invariants_to_move): Make regs_needed and new_regs an array.
5095 Add code for flag_ira_loop_pressure.
5096 (move_invariant_reg): Set up orig_regno.
5097 (move_invariants): Set up reg classes for pseudos for
5098 flag_ira_loop_pressure.
5099 (free_loop_data): Clear regs_ref and regs_live.
5100 (curr_regs_live, curr_reg_pressure, regs_set, n_regs_set,
5101 get_regno_cover_class, change_pressure, mark_regno_live,
5102 mark_regno_death, mark_reg_store, mark_reg_clobber,
5103 mark_reg_death, mark_ref_regs, calculate_loop_reg_pressure): New.
5104 (move_loop_invariants): Calculate pressure. Initialize curr_loop.
5105 * ira.c (ira): Call ira_set_pseudo_classes after IRA based
5106 register pressure calculation in loops if new regs were added.
5107 Call finish_subregs_of_mode.
5108 * opts.c (decode_options): Set up flag_ira_loop_pressure.
5109 * Makefile.in (loop-invariant.o): Add ira.h.
5111 * doc/invoke.texi (-fira-loop-pressure, ira-loop-reserved-regs):
5113 * doc/tm.texi (STACK_REG_COVER_CLASS): Describe.
5115 2009-10-14 Richard Guenther <rguenther@suse.de>
5117 * lto-symtab.c (lto_symtab_compatible): Fold in ...
5118 (lto_symtab_merge): ... here. Rewrite both to take the
5119 prevailing and a to-be-merged entry and to queue diagnostics properly.
5120 (lto_symtab_resolve_replaceable_p): New predicate for
5122 (lto_symtab_resolve_can_prevail_p): Likewise.
5123 (lto_symtab_resolve_symbols): Rewrite. Fold in code that
5124 handles merging commons by choosing the largest decl. Fold
5125 in code that gives ODR errors.
5126 (lto_symtab_merge_decls_2): Simplify a lot. Emit queued
5128 (lto_symtab_merge_decls_1): Re-structure. Deal with the
5129 case of no prevailing decl here. Diagnose mismatches
5130 in object types here. Drop all but the prevailing decls.
5131 (lto_symtab_prevailing_decl): Return the single prevailing decl.
5132 * lto-streamer-in.c (lto_input_tree_ref): Deal with
5133 VIEW_CONVERT_EXPRs in decl slots. Unshare the tree in this case.
5135 2009-10-14 Richard Guenther <rguenther@suse.de>
5138 * lto-streamer-in.c (input_bb): Replace debug stmts with
5139 nops instead of dropping them.
5141 2009-10-14 Nick Clifton <nickc@redhat.com>
5143 * gcc/doc/extended.texi: Replace the dash character with @minus{}
5144 in situations where it is being used as a minus symbol.
5145 * gcc/doc/tm.texi: Likewise.
5146 * gcc/doc/md.texi: Likewise.
5148 2009-10-14 Jakub Jelinek <jakub@redhat.com>
5150 PR preprocessor/41543
5151 * input.h (BUILTINS_LOCATION): Change to 1 from 2.
5152 Assert BUILTINS_LOCATION < RESERVED_LOCATION_COUNT.
5153 * tree.c: Include intl.h.
5154 (expand_location): Handle BUILTINS_LOCATION.
5155 * Makefile.in (tree.o): Depend on intl.h.
5158 * dwarf2out.c (dwarf2out_var_location): Always clear
5159 last_postcall_label when changing last_label.
5161 2009-10-14 Pascal Obry <obry@adacore.com>
5163 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Add -E.
5164 (process_command): Handle -E as done with -c and -S. Do not add
5165 the target executable suffix to the output file when -E is used.
5166 (main): Adjust error message accordingly.
5168 2009-10-14 Alexandre Oliva <aoliva@redhat.com>
5174 * tree.c (tree_node_structure_for_code): DEBUG_EXPR_DECL uses
5176 (tree_code_size): Likewise.
5178 2009-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5180 * builtins.c (fold_builtin_1): Support complex "arc" functions.
5181 * real.h (HAVE_mpc_arc): Define.
5183 2009-10-14 Kaz Kojima <kkojima@gcc.gnu.org>
5185 * config/sh/sh.c (TARGET_BUILTIN_DECL): Define.
5186 (struct builtin_description): Add fndecl field.
5187 (bdesc): Remove const qualifier. Update initializer.
5188 (sh_media_init_builtins): Remove const qualifier for d. Record
5189 the result of add_builtin_function to the fndecl field.
5190 (sh_builtin_decl): New.
5191 (sh_media_builtin_decl): New.
5193 2009-10-14 Hans-Peter Nilsson <hp@axis.com>
5196 * config/cris/cris.h (SECONDARY_RELOAD_CLASS): Handle reload
5197 requests between special registers.
5199 2009-10-13 Eric Botcazou <ebotcazou@adacore.com>
5201 * dwarf2out.c (mem_loc_descriptor): Accept UNGT as well.
5203 2009-10-13 Richard Henderson <rth@redhat.com>
5205 PR tree-optimization/41377
5206 * tree-eh.c (unsplit_eh): Propagate degenerate PHIs.
5207 (cleanup_empty_eh_merge_phis): New change_region parameter;
5208 pass it on to redirect_eh_edge_1. Update callers.
5209 (cleanup_empty_eh_unsplit): Don't require an existing EH label
5210 at the destination block.
5212 2009-10-13 Basile Starynkevitch <basile@starynkevitch.net>
5214 * passes.c (register_pass): Replaced gcc_unreachable by
5215 fatal_error on failure. Mentions plugins in comments & messages.
5217 2009-10-13 Jakub Jelinek <jakub@redhat.com>
5220 * rtl.h (DEBUG_EXPR_TREE_DECL): Define.
5221 * sched-vis.c (print_value): Use it.
5222 * cselib.c (cselib_hash_rtx): Likewise.
5223 * print-rtl.c (print_rtx): Likewise.
5224 * cfgexpand.c (expand_debug_rtx): Likewise.
5225 * var-tracking.c (vt_expand_loc_callback): Likewise.
5227 2009-10-13 Richard Guenther <rguenther@suse.de>
5230 * opts.c (handle_option): Split out code to handle setting
5231 the options flag var ...
5232 (set_option): ... here.
5233 * opts.h (set_option): Declare.
5234 * lto-opts.c (register_user_option_p): Include -fexceptions
5235 and all position independent code variants.
5236 (handle_common_option): Remove.
5237 (lto_reissue_options): Use set_option.
5239 2009-10-13 Martin Jambor <mjambor@suse.cz>
5241 PR tree-optimization/41661
5242 * ipa-prop.c (compute_complex_pass_through): Allow only operations
5243 that are tcc_comparisons or do not change the type in any
5245 * ipa-cp.c (ipcp_lattice_from_jfunc): Request boolean type when
5246 folding tcc_comparison operations.
5248 2009-10-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5250 * config/s390/s390.c (s390_encode_section_info): Handle BLKmode
5253 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
5259 * tree.def (DEBUG_EXPR_DECL): New.
5260 * rtl.def (DEBUG_EXPR): New.
5261 * gengtype.c (adjust_field_rtx_def): Handle it.
5262 * tree-ssa.c (propagate_var_def_into_debug_stmts): Rename to...
5263 (insert_debug_temp_for_var_def): ... this. Drop support for
5264 moving. Take iterator for def stmt; insert debug stmt before it.
5265 Scan early for use count and kind in debug stmts.
5266 (propagate_defs_into_debug_stmts): Rename to...
5267 (insert_debug_temps_for_defs): ... this. Likewise.
5268 * tree.h (DEBUG_TEMP_UID): New.
5269 * tree.c (next_debug_decl_uid): New.
5270 (make_node_stat): Count debug decls separately.
5271 (copy_node_stat): Likewise.
5272 * cfgexpand.c (expand_debug_expr): Handle DEBUG_EXPR_DECL.
5273 * var-tracking.c (dv_is_decl_p): Recognize it.
5274 (VALUE_RECURSED_INTO): Apply to DEBUG_EXPRs too.
5275 (track_expr_p): Track expanded DEBUG_EXPR_DECLs.
5276 (vt_expand_loc_callback): Expand DEBUG_EXPRs.
5277 (emit_note_insn_var_location): Don't emit notes for DEBUG_EXPR_DECLs.
5278 * cselib.c (rtx_equal_for_cselib_p): Handle DEBUG_EXPR.
5279 (cselib_hash_rtx): Likewise.
5280 (cselib_expand_value_rtx_1): Use callback for DEBUG_EXPR.
5281 * tree-ssa-operands.c (get_expr_operands): Skip DEBUG_EXPR_DECLs in
5283 * emit-rtl.c (verify_rtx_sharing): Handle DEBUG_EXPR and VALUE.
5284 (copy_rtx_if_shared_1, reset_used_flags, set_used_flags): Likewise.
5285 * rtl.c (copy_rtx): Likewise.
5286 (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_EXPR.
5287 * print-rtl.c (print_rtx): Likewise.
5288 * sched-vis.c (print_value): Likewise.
5289 (print_insn): Handle DEBUG_EXPR_DECL.
5290 * tree-dump.c (dequeue_and_dump): Likewise.
5291 * tree-pretty-print.c (dump_decl_name, dump_generic_node): Likewise.
5292 * gimple-iterator (gsi_replace): Check for same lhs.
5293 (gsi_remove): Insert debug temps.
5294 * tree-ssa-loop-im.c (rewrite_reciprocal): Replace with same lhs.
5295 (move_computations_stmt): Drop explicit propagation into debug stmts.
5296 (rewrite_bittest): Likewise. Use gsi_remove for propagation.
5297 * tree-ssa-reassoc.c (rewrite_expr_tree, linearize_expr): Likewise.
5298 * tree-ssa-sink.c (statement_sink_location): Likewise.
5299 * tree-ssa-forwprop (forward_propagate_addr_expr): Likewise.
5300 * tree-ssanames.c (release_ssa_name): Adjust for rename.
5301 * tree-flow.h: Likewise.
5302 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Don't mark
5303 debug temps without values.
5304 (eliminate_unnecessary_stmts): Don't discard just-inserted
5307 2009-10-12 Hans-Peter Nilsson <hp@axis.com>
5310 * config/cris/cris.md (andu): Check that operand 1 is one of the
5311 general registers. Fix typo in head comment.
5313 2009-10-12 Stefan Dösinger <stefan@codeweavers.com>
5315 * config/i386/i386.md (vswapmov): New.
5316 * config/i386/i386.c (ix86_handle_fndecl_attribute): New.
5317 (ix86_function_ms_hook_prologue): New.
5318 (ix86_expand_prologue): Handle ms_hook_prologue attribute.
5319 * configure.ac: Test for swap suffix support in as.
5320 * configure: Rebuild.
5322 2009-10-12 Jakub Jelinek <jakub@redhat.com>
5325 * config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
5326 paradoxical subregs to prevent partial register stalls if the inner
5327 mode is integer mode.
5329 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
5331 * config/i386/i386.md (*setcc_<mode>_2): Remove insn pattern.
5333 2009-10-12 Dodji Seketeli <dodji@redhat.com>
5336 * gcc/dwarf2out.c (template_parameter_pack_die,
5337 gen_formal_parameter_pack_die): Use add_name_and_src_coords_attributes.
5339 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
5342 * tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
5344 (maybe_register_def): Likewise. Take stmt iterator.
5345 (rewrite_update_stmt): Take stmt iterator and pass it on.
5346 (rewrite_update_enter_block): Pass stmt iterator.
5348 2009-10-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
5350 * config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
5351 (spu_builtin_decl): New function.
5353 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
5355 * config/i386/i386.md (SWIM): New mode iterator.
5356 (mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
5357 using SWIM mode iterator.
5358 (x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
5359 patterns using SWI48 mode iterator.
5360 (*x86_mov<mode>cc_0_m1_se): Macroize insn from
5361 *x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
5362 (*x86_mov<mode>cc_0_m1_neg): New insn pattern.
5363 (*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
5364 patterns using SWI248 mode iterator.
5365 * config/i386/i386.c (ix86_expand_int_movcc): Update the call to
5366 gen_x86_movdicc_0_m1_rex64 for renamed function
5368 2009-10-11 Jose Ruiz <ruiz@adacore.com>
5369 Eric Botcazou <ebotcazou@adacore.com>
5372 * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
5373 * config/sparc/sol2-unwind.h: New file.
5375 2009-10-11 Olivier Hainque <hainque@adacore.com>
5376 Eric Botcazou <ebotcazou@adacore.com>
5379 * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
5380 * config/i386/sol2-unwind.h: New file.
5382 2009-10-11 H.J. Lu <hongjiu.lu@intel.com>
5385 * config/i386/i386.md (addsi_1_zext): Get the proper second
5388 2009-10-11 Richard Sandiford <rdsandiford@googlemail.com>
5390 * simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
5391 all OLD_RTXes, not just REGs. Use copy_rtx to create the
5394 2009-10-11 Richard Guenther <rguenther@suse.de>
5396 * gimple.c (iterative_hash_type_name): Do not handle special
5399 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
5401 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
5402 (*setcc_si_1_and): Ditto.
5403 (*setcc_si_1_movzbl): Ditto.
5404 (*setcc_<mode>_2): Ditto.
5405 (*setcc_qi): Rename from *setcc_1.
5406 (*setcc_qi_slp): Rename from *setcc_2.
5408 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
5409 (*zero_extendqisi2_movzbw_and splitter): Ditto.
5411 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
5412 "if" condition, there is already assert with reload_completed present.
5414 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
5416 * plugin.c (try_init_one_plugin): Improve constness of variable err.
5418 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
5420 * doc/install.texi (Final install): Refer to
5421 http://gcc.gnu.org/bugs/ for bug reporting.
5423 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
5425 * configure.ac: Add test for dci instruction.
5426 * configure: Regenerate.
5427 * config.in: Likewise.
5428 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
5429 * doc/invoke.texi: Add cpu_type 476 and 476fp.
5430 (-mmulhw): Add 476 to description.
5431 (-mdlmzb): Likewise.
5432 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
5433 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
5434 (processor_target_table): Add 476 and 476fp entries.
5435 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
5436 (rs6000_issue_rate): Add CPU_PPC476.
5437 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
5438 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
5439 (processor_type): Add PROCESSOR_PPC476.
5440 (EXTRA_SPECS): Add asm_cpu_476 string.
5441 * config/rs6000/rs6000.md (define_attr "type"): Add isel attribute.
5442 (define_attr "cpu"): Add ppc476.
5444 Update comments for 476.
5445 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
5446 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
5447 Update copyright year.
5448 * config/rs6000/476.md: New file.
5449 * config/rs6000/40x.md: Add description for "isel" attribute.
5450 Update copyright year.
5451 * config/rs6000/440.md: Likewise.
5452 * config/rs6000/603.md: Likewise.
5453 * config/rs6000/6xx.md: Likewise.
5454 * config/rs6000/7450.md: Likewise.
5455 * config/rs6000/7xx.md: Likewise.
5456 * config/rs6000/8540.md: Likewise.
5457 * config/rs6000/cell.md: Likewise.
5458 * config/rs6000/e300c2c3.md: Likewise.
5459 * config/rs6000/e500mc.md: Likewise.
5460 * config/rs6000/mpc.md: Likewise.
5461 * config/rs6000/power4.md: Likewise.
5462 * config/rs6000/power5.md: Likewise.
5463 * config/rs6000/power6.md: Likewise.
5464 * config/rs6000/power7.md: Likewise.
5465 * config/rs6000/rios1.md: Likewise.
5466 * config/rs6000/rios2.md: Likewise.
5467 * config/rs6000/rs64.md: Likewise.
5469 2009-10-10 Richard Guenther <rguenther@suse.de>
5471 PR tree-optimization/41654
5472 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
5473 a cond expr before calling gimple_cond_set_condition_from_tree.
5474 (ifcombine_iforif): Likewise.
5476 2009-10-09 Ian Lance Taylor <iant@google.com>
5478 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
5479 * configure: Rebuild.
5481 2009-10-09 Neil Vachharajani <nvachhar@google.com>
5483 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
5486 2009-10-09 Richard Guenther <rguenther@suse.de>
5489 * target-def.h (TARGET_BUILTIN_DECL): Define.
5490 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
5491 * target.h (struct gcc_target): Add builtin_decl target hook.
5492 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
5493 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
5495 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
5496 not gcc_unreachable.
5497 (lto_output_builtin_tree): Sorry if the target does not support
5498 streaming target builtins.
5499 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
5500 (rs6000_builtin_decl): New function.
5501 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
5502 (ix86_builtin_decl): New function.
5504 2009-10-09 Jakub Jelinek <jakub@redhat.com>
5506 PR preprocessor/41445
5507 * c-ppoutput.c (do_line_change): New function.
5508 (cb_line_change): Use it.
5509 (scan_translation_unit): Call do_line_change if
5510 avoid_paste or PREV_WHITE and token location is on a different line
5511 than print.src_line.
5514 * dwarf2out.c (dwarf2out_init): Test whether
5515 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
5518 PR rtl-optimization/41646
5519 * calls.c (expand_call): For BLKmode types returned in registers
5520 avoid likely spilled hard regs in copy_blkmode_from_reg generated
5523 2009-10-09 Richard Guenther <rguenther@suse.de>
5525 PR tree-optimization/41634
5526 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
5527 we remove the correct elements.
5528 (optimize_stmt): Make sure to update stmt operands before
5529 optimizing redundancies.
5531 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5533 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
5535 2009-10-09 Richard Guenther <rguenther@suse.de>
5538 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
5540 (lto_wrapper_exit): New function.
5542 (fatal_perror): Likewise.
5543 (fork_execute): Use global args_name, do not free it.
5544 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
5545 * lto-streamer.h: Remove duplicate prototypes.
5547 2009-10-09 Richard Guenther <rguenther@suse.de>
5549 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
5550 before calling stmt_can_throw_external.
5552 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
5554 PR tree-optimization/40071
5555 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
5556 pointer if the original data reference doesn't conflict with the
5557 created vector data reference. Fix long line.
5559 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
5561 * config/i386/i386.md (any_div): New code iterator.
5562 (u): Handle div and udiv.
5564 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
5566 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
5567 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
5568 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
5569 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
5571 2009-10-08 Joseph Myers <joseph@codesourcery.com>
5573 * gcc.c (main): Remove trailing "." from diagnostics.
5575 2009-10-08 Cary Coutant <ccoutant@google.com>
5577 Add support for debugging with ICF (Identical Code Folding).
5578 * calls.c (debug.h): New #include.
5579 (emit_call_1): Call virtual_call_token debug hook.
5580 * common.opt (-fenable-icf-debug): New option.
5581 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
5582 locations in the source).
5583 (poc_label_num): New variable.
5584 (dcall_entry, vcall_entry): New typedefs.
5585 (dcall_table, vcall_table): New variables.
5586 (struct vcall_insn): New type.
5587 (vcall_insn_table): New variable.
5588 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
5589 (size_of_dcall_table): New function.
5590 (output_dcall_table): New function.
5591 (size_of_vcall_table): New function.
5592 (output_vcall_table): New function.
5593 (dwarf2out_direct_call): New function.
5594 (vcall_insn_table_hash): New function.
5595 (vcall_insn_table_eq): New function.
5596 (dwarf2out_virtual_call_token): New function.
5597 (dwarf2out_virtual_call): New function.
5598 (dwarf2out_init): Allocate new tables and sections.
5599 (prune_unused_types): Mark DIEs referenced from direct call table.
5600 (dwarf2out_finish): Output direct and virtual call tables.
5601 * final.c (final_scan_insn): Call direct_call and virtual_call
5603 * debug.h (struct gcc_debug_hooks): Add direct_call,
5604 virtual_call_token, virtual_call hooks.
5605 (debug_nothing_uid): New function.
5606 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
5607 (debug_nothing_uid): New function.
5608 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
5609 (xcoff_debug_hooks): Likewise.
5610 * sdbout.c (sdb_debug_hooks): Likewise.
5611 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
5612 * doc/invoke.texi (-fenable-icf-debug): New option.
5614 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
5617 * regmove.c (regmove_backward_pass): Replace src with dst in the
5618 debug insn, and check for dst before rather than after.
5620 2009-10-08 Janis Johnson <janis187@us.ibm.com>
5622 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
5623 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
5625 2009-10-08 Jan Hubicka <jh@suse.cz>
5628 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
5629 do not mark cgraph nodes as needed.
5630 (record_references_in_initializer): Add new only_vars parameter.
5631 * cgraph.h (record_references_in_initializer): New parameter.
5632 * varasm.c (assemble_variable): Update call.
5633 * varpool.c (varpool_analyze_pending_decls): Always look for
5636 2009-10-08 Anatoly Sokolov <aesok@post.ru>
5638 * config/avr/avr.c (last_insn_address) Remove variable.
5639 (expand_prologue): Don't initialise last_insn_address variable.
5640 (final_prescan_insn): Don't output insn size.
5641 * config/avr/avr.opt (msize): Remove switch.
5642 * doc/invoke.texi (AVR Options): Remove documentation of -msize
5645 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
5647 * combine.c (label_tick_ebb_start): Fix comment.
5648 (combine_instructions): Set label_tick and label_tick_ebb_start before
5649 calling setup_incoming_promotions. Start them from 1. Increment
5650 label_tick instead of deriving it from the BB index. Rather than
5651 comparing ticks use the block from the previous iteration to decide
5652 whether to start a new EBB. Remove empty lines before function.
5654 2009-10-08 Michael Matz <matz@suse.de>
5657 * builtins.c (fold_builtin_isascii): Use fold_build2.
5658 (fold_builtin_isdigit): Ditto.
5659 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
5660 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
5661 remove_useless_stmts_cond, remove_useless_stmts_tf,
5662 remove_useless_stmts_tc, remove_useless_stmts_bind,
5663 remove_useless_stmts_goto, remove_useless_stmts_label,
5664 remove_useless_stmts_1, remove_useless_stmts,
5665 pass_remove_useless_stmts): Remove.
5666 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
5667 * passes.c (init_optimization_passes): Don't add
5668 pass_remove_useless_stmts.
5669 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
5670 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
5672 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
5673 for static constants.
5674 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
5675 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
5677 2009-10-08 Richard Guenther <rguenther@suse.de>
5679 * gimple.c (free_gimple_type_tables): New function.
5680 * gimple.h (free_gimple_type_tables): Declare.
5682 2009-10-07 Mark Heffernan <meheff@google.com>
5684 * ipa-prop.c (ipa_print_node_params) Only print
5685 names of named arguments.
5687 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
5689 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
5690 being statically linked.
5692 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5694 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
5696 2009-10-08 Jan Hubicka <jh@suse.cz>
5699 * ipa.c (cgraph_externally_visible_p,
5700 function_and_variable_visibility,
5701 whole_program_function_and_variable_visibility): Skip non-finalized
5704 2009-10-08 Nick Clifton <nickc@redhat.com>
5706 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
5709 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
5712 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
5714 2009-10-07 Joseph Myers <joseph@codesourcery.com>
5717 * c-common.c (c_fully_fold_internal): Strip nops from the result
5718 of recursive calls to c_fully_fold_internal.
5719 (c_wrap_maybe_const): New.
5720 (c_save_expr): Use c_wrap_maybe_const.
5721 * c-common.h (c_wrap_maybe_const): Declare.
5722 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
5723 build_binary_op): Use c_wrap_maybe_const.
5725 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5727 * real.c: Fix comment to reflect actual exponent size.
5729 2009-10-08 Ben Elliston <bje@au.ibm.com>
5731 * config/rs6000/a2.md: Add FSF comment header.
5733 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
5735 * config/i386/i386.md (any_extend): New code iterator.
5736 (u, s): New code attributes.
5738 (DWIH): Rewrite as code iterator for SI and DI modes.
5739 (DWI): Rewrite as mode attribute.
5740 (dwi): New mode attribute.
5741 (di): Depend on SI mode and DI mode.
5742 (doubleint_general_operand): Remove mode attribute.
5744 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
5747 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
5748 (*sub<mode>3_doubleword): Ditto.
5750 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
5751 using SWIM248 mode iterator.
5752 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
5753 using SWI48 mode iterator.
5754 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
5755 patterns using DWIH mode iterator and any_extend code iterator.
5756 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
5757 using any_extend code iterator.
5758 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
5759 patterns using DWIH mode iterator and any_extend code iterator.
5760 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
5761 using any_extend code iterator.
5762 (<s>mul<mode>3_highpart): Macroize expander from
5763 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
5764 and any_extend code iterator.
5765 (*<s>muldi3_highpart_1): Macroize insn from
5766 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
5767 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
5768 patterns using any_extend code iterator.
5769 (*<s>mulsi3_highpart_zext): Macroize insn from
5770 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
5772 2009-10-07 Jakub Jelinek <jakub@redhat.com>
5774 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
5775 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
5776 refering to a DIE with DW_AT_const_value.
5778 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
5781 * ira-lives.c (check_and_make_def_conflict): Process all operands.
5783 2009-10-06 Jan Hubicka <jh@suse.cz>
5785 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
5788 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
5790 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
5791 *lea_2_rex64): Move before *add<mode>_1 pattern.
5793 2009-10-07 Jan Hubicka <jh@suse.cz>
5795 * collect2.c (main): Add -fno-whole-program.
5796 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
5798 2009-10-07 Jan Hubicka <jh@suse.cz>
5800 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
5801 has no address taken.
5802 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
5804 (cgraph_clone_node): Clear externally_visible flag for clones.
5805 * cgraph.h (cgraph_only_called_directly_p,
5806 cgraph_can_remove_if_no_direct_calls_p): New predicates.
5807 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
5808 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
5809 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
5810 ipcp_insert_stage): Likwise.
5811 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
5812 externally_visible flag.
5813 (verify_cgraph_node): Verify that inline clones look right.
5814 (process_function_and_variable_attributes): Do not set
5815 externally_visible flags.
5816 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
5818 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
5820 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
5821 clear externally_visible when turning into inline clones
5822 (cgraph_mark_inline_edge): Use new predicates.
5823 (cgraph_estimate_growth): Likewise.
5824 (cgraph_decide_inlining): Likewise.
5825 * ipa.c (cgraph_postorder): Likewise.
5826 (cgraph_remove_unreachable_nodes): Likewise; sanity check
5827 that inline clones are not needed.
5828 (cgraph_externally_visible_p): New predicate.
5829 (function_and_variable_visibility): Add whole_program parameter;
5830 always set externally_visible flag; handle COMDAT function
5832 (local_function_and_variable_visibility): New function.
5833 (gate_whole_program_function_and_variable_visibility): New function.
5834 (whole_program_function_and_variable_visibility): New function.
5835 (pass_ipa_whole_program_visibility): New function.
5836 * passes.c (init_optimization_passes): Add whole program visibility
5838 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
5839 not care about needed/reachable flags.
5840 * varpool.c: Include flags.h
5841 (decide_is_variable_needed): When doing LTO assume whole-program mode.
5842 (varpool_finalize_decl): When we are in LTO read-back, all variables
5844 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
5846 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5848 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
5851 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5853 * config.gcc: Don't include the makefile fragments intended for
5855 * config/s390/fixdfdi.h: File removed.
5856 * config/s390/libgcc-glibc.ver: File removed.
5857 * config/s390/s390.h: Remove the fixdfdi.h hack.
5858 * config/s390/t-crtstuff: File moved to libgcc dir.
5859 * config/s390/t-linux: Likewise.
5860 * config/s390/t-tpf: libgcc specific parts removed.
5861 * config/s390/t-linux64: Likewise.
5863 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
5865 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
5866 (lto-compress.o): Likewise.
5868 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
5871 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
5872 dllexport to class members here.
5873 (i386_pe_determine_dllimport_p): Only check static class data for
5875 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
5876 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
5877 functions for vague linkage.
5878 (i386_pe_type_dllexport_p): Fix formatting.
5879 (maybe_add_dllexport) New function.
5880 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
5883 2009-10-07 Ben Elliston <bje@au.ibm.com>
5885 * config/rs6000/a2.md: Remove duplicated lines.
5887 2009-10-07 Ben Elliston <bje@au.ibm.com>
5889 * config.gcc (powerpc*-*-*): Handle a2.
5890 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
5891 * config/rs6000/a2.md: New file.
5892 * config/rs6000/rs6000.opt (mno-update): New.
5893 (mupdate): Return to using a mask, not a var.
5894 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
5895 (enum processor_type): Add PROCESSOR_PPCA2.
5896 * config/rs6000/rs6000.c (ppca2_cost): New costs.
5897 (rs6000_override_options): Add "a2" to processor_target_table.
5898 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
5899 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
5901 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
5903 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
5904 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
5905 reference to nonexistent gen_truncxfxf2 function.
5907 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
5909 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
5910 (DWIH, g, di, doubleint_general_operand): New mode attributes.
5911 (general_operand): Handle TI mode.
5912 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
5913 using SDWIM mode iterator.
5914 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
5915 pattern from *add{di,ti}3_1 patterns and corresponding splitters
5916 using DWI mode iterator.
5917 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
5918 patterns using SWI mode iterator.
5919 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
5920 using SWI48 mode iterator.
5921 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
5922 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
5923 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
5924 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
5925 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
5926 using SDWIM mode iterator.
5927 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
5928 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
5929 using DWI mode iterator.
5930 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
5931 patterns using SWI mode iterator.
5932 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
5933 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
5934 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
5935 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
5936 patterns using plusminus code iterator.
5937 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
5938 sub<mode>3 patterns using plusminus code iterator.
5939 * config/i386/i386.c (override_options): Update the call to
5940 gen_subdi_carry_rex64 for renamed function.
5941 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
5942 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
5943 calls to instruction expanders.
5945 2009-10-06 Martin Jambor <mjambor@suse.cz>
5948 * opts.c (decode_options): Run IPA-SRA at -O2.
5950 2009-10-06 Richard Guenther <rguenther@suse.de>
5952 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
5954 2009-10-06 Tobias Burnus <burnus@net-b.de>
5957 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
5958 -flto and -fwhole-program flags can be combined.
5960 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
5963 * gcc.c (process_command): Check that -o argument was specified.
5965 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
5967 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
5969 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5971 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
5972 * doc/invoke.texi (Warning Options): Annotate allowed languages
5973 for -Wunsuffixed-float-constants.
5975 2009-10-05 Jakub Jelinek <jakub@redhat.com>
5977 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
5978 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
5979 same name and isn't the main variant.
5982 * dwarf2out.c (loc_by_reference): Removed.
5983 (dw_loc_list_1): New function.
5984 (dw_loc_list): Remove toplev argument, add want_address argument.
5985 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
5986 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
5987 want_address == 2 to dw_loc_list. For successful dw_loc_list
5988 set have_address to 1 only if want_address is not 0.
5990 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
5992 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
5993 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
5994 a code block followed by two pointers.
5995 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
5996 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
5997 (MIPS_MOVE): Likewise.
5998 (MIPS_LUI): Likewise.
5999 (MIPS_JR): Likewise.
6000 (MIPS_BAL): Likewise.
6001 (MIPS_NOP): Likewise.
6002 (mips_asm_trampoline_template): Delete.
6003 (mips_trampoline_code_size): New function.
6004 (mips_trampoline_init): Add shorter sequences for all cases
6005 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
6006 Calculate the opcodes directly, rather than copying from a template.
6007 Only flush the code part of the trampoline.
6008 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
6010 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
6012 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
6013 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
6014 (INCOMING_RETURN_ADDR_RTX): Likewise.
6015 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
6017 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
6018 with RETURN_ADDR_REGNUM.
6019 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
6020 * config/mips/mips.c (mips16_build_call_stub): Replace
6021 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
6022 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
6023 (mips_print_operand_punctuation): Likewise.
6024 (mips_frame_set): Likewise.
6025 (mips16e_output_save_restore): Likewise.
6026 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
6027 (mips_save_reg_p): Likewise.
6028 (mips_return_addr): Likewise.
6029 (mips_set_return_address): Likewise.
6030 (mips_direct_save_slot_move_p): Likewise.
6031 (mips_output_function_prologue): Likewise.
6032 (mips_restore_reg): Likewise.
6033 (mips_expand_epilogue): Likewise.
6034 (mips_epilogue_uses): Likewise.
6035 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
6036 (*mov<mode>_ra): Use it instead of a hard-coded 31.
6037 (clear_hazard_<mode>): Likewise.
6038 (call_internal): Likewise.
6039 (call_internal_direct): Likewise.
6040 (call_direct_split): Likewise.
6041 (call_value_internal): Likewise.
6042 (call_value_split): Likewise.
6043 (call_value_internal_direct): Likewise.
6044 (call_value_direct_split): Likewise.
6045 (call_value_multiple_internal): Likewise.
6046 (call_value_multiple_split): Likewise.
6048 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
6049 Jakub Jelinek <jakub@redhat.com>
6051 PR rtl-optimization/41511
6052 * combine.c (record_value_for_reg): Pass explicit values as argument
6053 to get_last_value_validate.
6054 (get_last_value_validate): Document INSN parameter.
6055 For non-readonly MEMs, assume they might have been modified if INSN
6056 was in another basic block.
6057 (get_last_value): Minor reformatting.
6059 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
6062 * final.c (asm_str_count): Split out from asm_insn_count.
6063 * rtl.h (asm_str_count): New prototype.
6064 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
6067 2009-10-05 Sriraman Tallam <tmsriram@google.com>
6069 * doc/plugins.texi: Change plugin_pass to register_pass_info.
6071 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
6072 Rafael Espindola <espindola@google.com>
6074 * gengtype.c (write_types): Moved call to write_func_for_structure
6075 into seperate loops.
6077 2009-10-05 Richard Guenther <rguenther@suse.de>
6080 * lto-cgraph.c (output_cgraph): Output toplevel asms.
6081 (input_cgraph_1): Input toplevel asms.
6083 2009-10-05 Richard Guenther <rguenther@suse.de>
6086 * lto-symtab.c (lto_compatible_attributes_p): Remove.
6087 (external_aggregate_decl_p): Likewise.
6088 (lto_symtab_compatible): Re-structure. Remove dead code.
6089 For variables ignore toplevel qualifiers when comparing types.
6090 Issue warnings, not errors for mismatched user-alignment.
6092 2009-10-05 Richard Guenther <rguenther@suse.de>
6096 * lto-symtab.c (struct lto_symtab_base_def): Remove.
6097 (struct lto_symtab_identifier_def): Likewise.
6098 (struct lto_symtab_decl_def): Likewise.
6099 (struct lto_symtab_entry_def): New.
6100 (lto_symtab_identifier_t): Rename to ...
6101 (lto_symtab_entry_t): ... this.
6102 (lto_symtab_decls): Remove.
6103 (lto_symtab_base_hash): Rename to ...
6104 (lto_symtab_entry_hash): ... this.
6105 (lto_symtab_base_eq): Rename to ...
6106 (lto_symtab_entry_eq): ... this.
6107 (lto_symtab_base_marked_p): Rename to ...
6108 (lto_symtab_entry_marked_p): ... this.
6109 (lto_symtab_identifier_marked_p): Remove.
6110 (lto_symtab_decl_marked_p): Likewise.
6111 (lto_symtab_maybe_init_hash_tables): Rename to ...
6112 (lto_symtab_maybe_init_hash_table): ... this.
6113 (lto_symtab_set_resolution_and_file_data): Remove.
6114 (lto_symtab_register_decl): New function.
6115 (lto_symtab_get_identifier): Remove.
6116 (lto_symtab_get): New function.
6117 (lto_symtab_get_resolution): Adjust.
6118 (lto_symtab_get_identifier_decl): Remove.
6119 (lto_symtab_set_identifier_decl): Likewise.
6120 (lto_symtab_merge_decl): Rename to ...
6121 (lto_symtab_merge): ... this. Rewrite.
6122 (lto_symtab_merge_var): Remove.
6123 (lto_symtab_merge_fn): Likewise.
6124 (lto_symtab_prevailing_decl): Adjust.
6125 (lto_cgraph_replace_node): New function.
6126 (lto_symtab_merge_decls_2): Likewise.
6127 (lto_symtab_merge_decls_1): Likewise.
6128 (lto_symtab_fixup_var_decls): Likewise.
6129 (lto_symtab_resolve_symbols): Likewise.
6130 (lto_symtab_merge_decls): Likewise.
6131 (lto_symtab_prevailing_decl): Adjust.
6132 (lto_symtab_get_symtab_def): Remove.
6133 (lto_symtab_get_file_data): Likewise.
6134 (lto_symtab_clear_resolution): Adjust.
6135 (lto_symtab_clear_resolution): Likewise.
6136 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
6137 (input_cgraph_1): Likewise.
6138 * lto-streamer-in.c (get_resolution): Do not provide fake
6139 symbol resolutions here.
6140 (deferred_global_decls): Remove.
6141 (lto_register_deferred_decls_in_symtab): Likewise.
6142 (lto_register_var_decl_in_symtab): Change signature, register
6143 variable via lto_symtab_register_decl.
6144 (lto_register_function_decl_in_symtab): Likewise.
6145 (lto_read_tree): Adjust.
6146 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
6147 (lto_symtab_merge_var): Likewise.
6148 (lto_symtab_merge_fn): Likewise.
6149 (lto_symtab_register_decl): Declare.
6150 (lto_symtab_merge_decls): Likewise.
6152 2009-10-05 Richard Guenther <rguenther@suse.de>
6154 PR tree-optimization/23821
6155 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
6156 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
6157 simple IV increments.
6159 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6161 * config/arm/arm.c (arm_override_options): Really initialize
6162 flag_dwarf2_cfi_asm to 0.
6164 2009-10-05 Doug Kwan <dougkwan@google.com>
6166 PR rtl-optimization/41574
6167 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
6168 floating point and we are not doing unsafe math optimizations.
6170 2009-10-03 Simon Baldwin <simonb@google.com>
6171 Cary Coutant <ccoutant@google.com>
6172 Rafael Espindola <espindola@google.com>
6173 Richard Guenther <rguenther@suse.de>
6174 Jan Hubicka <jh@suse.cz>
6175 Doug Kwan <dougkwan@google.com>
6176 H.J. Lu <hongjiu.lu@intel.com>
6177 Bill Maddox <maddox@google.com>
6178 Ryan Mansfield <rmansfield@qnx.com>
6179 Diego Novillo <dnovillo@google.com>
6180 Ollie Wild <aaw@google.com>
6181 Kenneth Zadeck <zadeck@naturalbridge.com>
6183 * lto-cgraph.c: New file.
6184 * lto-compress.c: New file.
6185 * lto-compress.h: New file.
6186 * lto-opts.c: New file.
6187 * lto-section-in.c: New file.
6188 * lto-section-out.c: New file.
6189 * lto-streamer-in.c: New file.
6190 * lto-streamer-out.c: New file.
6191 * lto-streamer.c: New file.
6192 * lto-streamer.h: New file.
6193 * lto-symtab.c: New file.
6194 * lto-wpa-fixup.c: New file.
6195 * lto-wrapper.c: New file.
6197 2009-10-03 Simon Baldwin <baldwin@google.com>
6198 Ben Elliston <bje@au.ibm.com>
6199 Rafael Espindola <espindola@google.com>
6200 Nathan Froyd <froydnj@codesourcery.com>
6201 Jan Hubicka <jh@suse.cz>
6202 Doug Kwan <dougkwan@google.com>
6203 Diego Novillo <dnovillo@google.com>
6204 Kenneth Zadeck <zadeck@naturalbridge.com>
6206 * Makefile.in (enable_lto): New.
6207 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
6208 (LINKER_PLUGIN_API_H): Define.
6209 (LTO_SYMTAB_H): Define.
6210 (LTO_STREAMER_H): Define.
6211 (TREE_VECTORIZER_H): Define.
6212 (INCLUDES): Add LIBELFINC.
6213 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
6214 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
6215 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
6216 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
6217 (native): Add lto-wrapper$(exeext)
6218 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
6219 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
6220 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
6221 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
6222 (varasm.o): Add dependency on tree-iterator.h.
6223 (cgraph.o): Add dependency on cif-code.def.
6224 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
6225 (ipa-pure-const.o): Likewise.
6226 (GTFILES): Add lto-symtab.c.
6227 (install-lto-wrapper): New.
6228 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
6229 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
6230 * config.in: Regenerate.
6232 2009-10-03 Rafael Espindola <espindola@google.com>
6233 Diego Novillo <dnovillo@google.com>
6235 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
6236 ipa_write_summaries.
6237 Call execute_ipa_summary_passes for all_regular_ipa_passes and
6239 (cgraph_optimize): Make extern.
6241 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
6242 Kenneth Zadeck <zadeck@naturalbridge.com>
6244 * toplev.c (in_lto_p): Declare.
6245 * collect2.c (scan_prog_file): Read all the output when reading
6246 information for LTO.
6247 (enum lto_mode_d): Declare.
6249 2009-10-03 Richard Guenther <rguenther@suse.de>
6250 Diego Novillo <dnovillo@google.com>
6252 * gimple.c: Include target.h and alias.h.
6253 (gimple_types): Declare.
6254 (type_hash_cache): Declare.
6255 (gimple_alloc_stat): Make extern.
6256 (gimple_build_eh_must_not_throw): Call
6257 gimple_eh_must_not_throw_set_fndecl.
6258 (struct type_pair_d): Declare.
6259 (type_pair_t): Declare.
6260 (type_pair_hash): New.
6261 (type_pair_eq): New.
6262 (lookup_type_pair): New.
6263 (gimple_force_type_merge): New.
6264 (compare_type_names_p): New.
6265 (compare_field_offset): New.
6266 (gimple_types_compatible_p): New.
6267 (struct sccs): Declare.
6268 (next_dfs_num): Declare.
6269 (iterative_hash_gimple_type): New.
6271 (iterative_hash_type_name): New.
6272 (iterative_hash_gimple_type): New.
6273 (gimple_type_hash): New.
6274 (gimple_type_eq): New.
6275 (gimple_register_type): New.
6276 (print_gimple_types_stats): New.
6277 (gimple_signed_or_unsigned_type): New.
6278 (gimple_unsigned_type): New.
6279 (gimple_signed_type): New.
6280 (gimple_get_alias_set): New.
6281 (gimple_decl_printable_name): Do not use DMGL_TYPES.
6282 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
6283 (gimple_force_type_merge): Declare.
6284 (gimple_types_compatible_p): Declare.
6285 (gimple_register_type): Declare.
6286 (print_gimple_types_stats): Declare.
6287 (gimple_unsigned_type): Declare.
6288 (gimple_signed_type): Declare.
6289 (gimple_get_alias_set): Declare.
6290 (gimple_eh_must_not_throw_set_fndecl): New.
6292 2009-10-03 Jan Hubicka <jh@suse.cz>
6293 Kenneth Zadeck <zadeck@naturalbridge.com>
6295 * ipa-pure-const.c: Include lto-streamer.h.
6296 (register_hooks): Factor out of ...
6297 (generate_summary): ... here.
6298 (pure_const_write_summary): New.
6299 (pure_const_read_summary): New.
6300 (pass_ipa_pure_const): Add pure_const_write_summary and
6301 pure_const_read_summary.
6302 * ipa-reference.c: Include lto-streamer.h.
6303 (add_new_function): New.
6304 (remove_node_data): New.
6305 (duplicate_node_data): New.
6306 (ipa_init): Guard against multiple calls.
6307 Move hook setup from analyze_function.
6308 (write_node_summary_p): New.
6309 (ipa_reference_write_summary): New.
6310 (ipa_reference_read_summary): New.
6311 (pass_ipa_reference): Add ipa_reference_write_summary and
6312 ipa_reference_read_summary.
6313 * cgraph.h (cgraph_local_info): Add field lto_file_data.
6314 (struct cgraph_edge): Add fields lto_stmt_uid and
6315 call_stmt_cannot_inline_p.
6316 (cgraph_optimize): Declare.
6317 (cgraph_decide_is_function_needed): Declare.
6318 (reset_inline_failed): Declare.
6319 (enum LTO_cgraph_tags): Declare.
6320 (LTO_cgraph_tag_names): Declare.
6321 (LCC_NOT_FOUND): Define.
6323 2009-10-03 Doug Kwan <dougkwan@google.com>
6324 Rafael Espindola <espindola@google.com>
6325 Jan Hubicka <jh@suse.cz>
6326 Diego Novillo <dnovillo@google.com>
6327 Kenneth Zadeck <zadeck@naturalbridge.com>
6329 * passes.c (all_regular_ipa_passes): New.
6330 (all_ipa_passes): Rename to all_small_ipa_passes.
6331 (init_optimization_passes): Init all_regular_ipa_passes.
6332 * tree-pass.h (all_regular_ipa_passes): New.
6333 (all_ipa_passes): Rename to all_small_ipa_passes.
6334 * passes.c (all_lto_gen_passes): New.
6335 (init_optimization_passes): Initialize all_lto_gen_passes.
6336 (execute_ipa_summary_passes): Make non-static.
6337 (ipa_write_summaries_1): New.
6338 (ipa_write_summaries_2): New.
6339 (ipa_write_summaries): New.
6340 (ipa_write_summaries_of_cgraph_node_set): New.
6341 (ipa_read_summaries_1): New.
6342 (ipa_read_summaries): New.
6343 (execute_ipa_pass_list): Call cgraph_process_new_functions.
6344 (execute_regular_ipa_pass_list): Remove.
6345 (init_optimization_passes): Schedule
6346 pass_rebuild_cgraph_edges and pass_early_inline outside
6347 of pass_all_early_optimizations. Document reason.
6348 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
6349 pass_ipa_lto_finish_out): New pass.
6350 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
6351 (execute_all_ipa_transforms): New.
6352 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
6353 (dump_properties, debug_properties): New.
6354 * tree-optimize.c (gate_all_early_local_passes): Return
6355 false if we are in lto1.
6356 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
6357 * tree-pass.h (execute_all_ipa_transforms): Declare.
6358 (pass_ipa_function_and_variable_visibility): Declare.
6359 (pass_ipa_early_inline): Declare.
6360 (pass_ipa_lto_gimple_out): Declare.
6361 (pass_ipa_lto_wpa_fixup): Declare.
6362 (pass_ipa_lto_finish_out): Declare.
6363 (all_small_ipa_passes, all_regular_ipa_passes,
6364 all_lto_gen_passes): Declare.
6365 (execute_ipa_summary_passes): Declare.
6366 (execute_all_ipa_transforms): Declare.
6367 (ipa_write_summaries): Declare
6368 (ipa_write_summaries_of_cgraph_node_set): Declare.
6369 (ipa_read_summaries): Declare.
6371 2009-10-03 Doug Kwan <dougkwan@google.com>
6372 Ollie Wild <aaw@google.com>
6374 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
6376 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
6377 (lto_mode): New variable.
6378 (maybe_run_lto_and_relink): Handle the -fwpa option.
6379 (main): Handle the -fwpa option.
6380 (maybe_unlink_list): New function.
6381 * gcc.c (link_lto_options): Replace -flto with -fwpa.
6382 * common.opt (flto): New flag.
6383 * toplev.c (flag_generate_lto): Declare.
6385 2009-10-03 Simon Baldwin <simonb@google.com>
6387 * common.opt (flto-compression-level): New flag.
6389 * opts.c: Include lto-opts.h.
6390 (handle_option): Call lto_register_user_option for each
6391 valid option handled.
6392 (decode_options): Clear registered options before the options
6395 2009-10-03 Cary Coutant <ccoutant@google.com>
6397 * collect2.c (is_elf): New function.
6398 (scan_prog_file): Require LTO object to be in ELF format.
6400 2009-10-03 Rafael Espindola <espindola@google.com>
6402 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
6403 libgcc to the linker.
6405 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
6407 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
6408 (collect_execute): Add flags argument. Pass flags to pex_run. Update
6410 * collect2.h (collect_execute): Add flags argument.
6411 * tlink.c (tlink_execute): Update call to collect_execute.
6412 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
6413 (use_linker_plugin): New.
6414 (use_linker_plugin_spec_function): New.
6415 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
6416 (linker_plugin_file_spec): New.
6417 (lto_wrapper_spec): New.
6418 (lto_gcc_spec): New.
6419 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
6420 (static_spec_functions): Add use-linker-plugin.
6421 (process_command): Handle -use-linker-plugin.
6422 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
6423 linker_plugin_file_spec and lto_gcc_spec.
6424 (use_linker_plugin_spec_function): New.
6426 2009-10-03 Richard Guenther <rguenther@suse.de>
6430 * tree.h (is_lang_specific): Include LANG_TYPE.
6431 * tree.c (find_decls_types_r): Manually add interesting parts
6432 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
6434 * gimple.c (type_pair_hash): Make symmetric.
6435 (type_pair_eq): Likewise.
6436 (lookup_type_pair): Increase initial hashtable size.
6437 (gimple_force_type_merge): Rely on type-pair symmetry.
6438 (visit): Remove excessive checking code.
6439 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
6440 (gimple_register_type): Remove getenv calls, shrink initial
6444 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
6445 inline functions if not generating lto output.
6448 * toplev.c (finalize): In WPA mode remove the asm file.
6450 2009-10-03 Doug Kwan <dougkwan@google.com>
6452 * ipa-inline.c (cgraph_mark_inline): Check
6453 edge->call_stmt_cannot_inline_p instead of calling
6454 gimple_call_cannot_inline_p.
6455 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
6456 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
6457 (inline_generate_summary): Do nothing in LTRANS.
6458 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
6459 exists before calling gimple_call_cannot_inline_p.
6460 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
6461 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
6462 Update new_edge->lto_stmt_uid.
6463 * cgraphbuild.c (reset_inline_failed): New.
6465 * common.opt (fwpa): New flag.
6466 (fltrans): New option.
6467 * gcc.c (gcc_lto_option_t): New type.
6468 (current_lto_option): New variable.
6469 (lto_single_spec_function): Remove and is replaced by ..
6470 (lto_option_spec_function): New function.
6471 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
6472 passing the -flto flag.
6473 (cc1_options): Separate non-LTO related parts into ..
6474 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
6475 (lto1_options): New spec for lto FE.
6476 (link_lto_options): New spec for handling LTO flags in linker.
6477 (invoke_lto_single): Re-format to fit in 80 column. Replace
6478 lto-single with lto-option.
6479 (static_specs): Add cc1_non_lto_options, lto1_options and
6481 (static_spec_function): Replace lto-single with lto-option.
6482 (process_command): Handle -flto, -fwpa and -fltran by setting
6483 current_lto_option and not passing it to subprocess unconditionally.
6485 2009-10-03 Bill Maddox <maddox@google.com>
6487 Add `gcc' driver support for link-time code generation (LTO).
6489 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
6490 (lto_flag, lto_objects, lto_o_file): New variables.
6491 (struct lto_object, struct lto_object_list): New structures.
6492 (collect_exit, handler): Remove LTO temporary output file on exit.
6493 (add_lto_object): New function.
6494 (maybe_run_lto_and_relink): New function. Perform link time code
6495 generation and relinking for object files containing LTO information.
6496 (main): Invoke maybe_run_lto_and_relink().
6497 (dump_argv): New function. For debugging, currently disabled.
6498 (scan_prog_file): Add LTO information pass.
6499 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
6501 * toplev.c (compile_file): Emit assembler directive to create
6502 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
6504 2009-10-03 Diego Novillo <dnovillo@google.com>
6506 * c.opt: Add LTO to warn_abi and warn_psabi.
6508 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
6509 inline function. Ignore language-specific nodes. Update all users.
6510 (find_decls_types_r): Do not traverse the subtrees of
6511 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
6512 * tree.h (is_lang_specific): New.
6513 * langhooks.h (struct lang_hooks_for_decls): Remove
6514 may_need_assembler_name_p. Update all users.
6516 * c-common.c (set_builtin_user_assembler_name): Move ...
6517 * builtins.c (set_builtin_user_assembler_name): ... here.
6518 (is_builtin_name): Add comment
6519 (is_builtin_fn): New.
6520 * except.c (output_ttype): Only call
6521 lookup_type_for_runtime if TYPE is not a runtime type.
6523 * passes.c (register_pass): Call position_pass on
6524 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
6525 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
6526 (TV_IPA_LTO_DECL_IO): Define.
6527 (TV_IPA_LTO_CGRAPH_IO): Define.
6529 (TV_WHOPR_WPA): Define.
6530 (TV_WHOPR_WPA_IO): Define.
6531 (TV_WHOPR_LTRANS): Define.
6532 (TV_WHOPR_WPA_FIXUP): Define.
6533 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
6534 * tree-cfg.c (tree_node_can_be_shared): Make extern.
6535 * tree-flow.h (tree_node_can_be_shared): Declare.
6536 * tree-inline.c (tree_can_inline_p): Check that E has a
6537 statement associated with it.
6538 * tree.c (free_lang_data_in_binf): Factor out of ...
6539 (free_lang_data_in_type): ... here.
6540 Call RECORD_OR_UNION_TYPE_P.
6541 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
6542 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
6543 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
6544 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
6545 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
6546 (gate_free_lang_data): Return true if flag_generate_lto is set.
6547 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
6548 * c-common.h (set_builtin_user_assembler_name): Move ...
6549 * tree.h (set_builtin_user_assembler_name): ... here.
6551 * common.opt (flto-report): New flag.
6552 * opts.c (complain_wrong_lang): Do not complain if running lto1.
6553 * collect2.c (scan_prog_file): Send the error output of
6554 'nm' to HOST_BIT_BUCKET.
6556 2009-10-03 Ollie Wild <aaw@google.com>
6558 * langhooks-def.h (lhd_begin_section): New function declaration.
6559 (lhd_write_section): New function declaration.
6560 (lhd_end_section): New function declaration.
6561 (LANG_HOOKS_BEGIN_SECTION): New macro.
6562 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
6563 (LANG_HOOKS_END_SECTION): New macro.
6564 (LANG_HOOKS_LTO): New macro.
6565 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
6566 * langhooks.c (output.h): Add include.
6567 (saved_section): New static variable.
6568 (lhd_begin_section): New function.
6569 (lhd_write_section_data): New function.
6570 (lhd_end_section): New function.
6571 * langhooks.h (struct lang_hooks_for_lto): New structure.
6572 (struct lang_hooks): Add member lto.
6573 * Makefile.in (langhooks.o): Add dependency on output.h.
6575 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
6577 2009-10-03 Richard Guenther <rguenther@suse.de>
6579 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
6582 2009-10-03 Simon Baldwin <simonb@google.com>
6583 Richard Guenther <rguenther@suse.de>
6584 Janis Johnson <janis187@us.ibm.com>
6585 Doug Kwan <dougkwan@google.com>
6586 Diego Novillo <dnovillo@google.com>
6587 Ramana Radhakrishnan <ramana.r@gmail.com>
6588 Ollie Wild <aaw@google.com>
6590 * doc/install.texi: Add documentation for libelf and --enable-lto.
6591 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
6592 -flto-report, -flto-compression-level and -use-linker-plugin.
6593 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
6594 Add section for LTO Testing.
6596 2009-10-02 Cary Coutant <ccoutant@google.com>
6598 Add support for comdat type sections for DWARF v4.
6599 Merge from dwarf4 branch.
6601 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
6602 (dw_die_ref): Define vector type.
6603 (enum dw_val_class): Add dw_val_class_data8.
6604 (struct dw_val_struct): Add v.val_data8.
6605 (comdat_type_node_ref): New type.
6606 (struct die_struct): Move die_symbol into a union; add new field
6607 die_type_node. Change all uses.
6608 (comdat_type_node): New type.
6609 (skeleton_chain_node): New type.
6610 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
6611 (comdat_type_list): New variable.
6612 (dwarf_tag_name): Add DW_TAG_type_unit.
6613 (dwarf_attr_name): Add DW_AT_signature.
6614 (add_AT_data8): New function.
6615 (replace_child): New function.
6616 (move_all_children): New function.
6617 (print_signature): New function.
6618 (print_die): Print signature information; add dw_val_class_data8.
6619 (attr_checksum): Support dw_val_class_data8.
6620 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
6621 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
6622 (checksum_sleb128, checksum_uleb128): New functions.
6623 (checksum_die_context): New function.
6624 (loc_checksum_ordered): New function.
6625 (attr_checksum_ordered): New function.
6626 (struct checksum_attributes): New structure.
6627 (collect_checksum_attributes): New function.
6628 (die_checksum_ordered): New function.
6629 (generate_type_signature): New function.
6630 (same_dw_val_p): Add dw_val_class_data8.
6631 (is_symbol_die): Use new is_declaration_die function.
6632 (is_declaration_die): New function.
6633 (should_move_die_to_comdat): New function.
6634 (clone_die): New function.
6635 (clone_tree): New function.
6636 (clone_as_declaration): New function.
6637 (copy_declaration_context): New function.
6638 (generate_skeleton_ancestor_tree): New function.
6639 (generate_skeleton_bottom_up): New function.
6640 (generate_skeleton): New function.
6641 (remove_child_or_replace_with_skeleton): New function.
6642 (break_out_comdat_types): New function.
6643 (struct decl_table_entry): New type.
6644 (htab_decl_hash): New function.
6645 (htab_decl_eq): New function.
6646 (htab_decl_del): New function.
6647 (copy_ancestor_tree): New function.
6648 (copy_decls_walk): New function.
6649 (copy_decls_for_unworthy_types): New function.
6650 (build_abbrev_table): Don't assert on missing die_symbol when doing
6651 comdat type sections.
6652 (size_of_die): Use DW_FORM_sig8 for external references. Add
6654 (unmark_dies): Don't assert for unmarked dies when doing comdat
6656 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
6657 (output_signature): New function.
6658 (output_die): Likewise.
6659 (output_compilation_unit_header): Mark output as DWARF version 3
6660 even if generating DWARF 4.
6661 (output_comdat_type_unit): New function.
6662 (output_line_info): Mark output as DWARF version 3 even if generating
6664 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
6666 (dwarf2out_end_source_file): Likewise.
6667 (prune_unused_types_walk_attribs): Don't follow references into
6668 comdat type sections.
6669 (prune_unused_types_mark): When generating type units, do not mark
6670 children of non-defining declarations of types; do mark children of
6672 (prune_unused_types): Process comdat type sections.
6673 (htab_ct_hash): New function.
6674 (htab_ct_eq): New function.
6675 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
6676 Add a pointer to the line table from type unit entries so
6677 DW_AT_decl_file has meaning.
6678 * varasm.c (default_elf_asm_named_section): Use identifier name as
6679 comdat key instead of lang hook.
6681 2009-10-02 Neil Vachharajani <nvachhar@google.com>
6683 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
6685 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
6687 * config/i386/i386.md (SWIM248): New mode iterator.
6688 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
6689 divmodhi4 patterns using SWIM248 macro.
6690 (*divmod<mode>4): Macroize insn_and_split pattern from
6691 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
6692 and their corresponding splitters usign SWIM248 macro. Split SImode
6693 insn to generate cltd and DImode insn to generate cqto instead of
6694 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
6695 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
6696 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
6697 *divmodsi_noext patterns using SWIM248 macro.
6698 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
6699 udivmodhi4 patterns using SWIM248 macro.
6700 (*udivmod<mode>4): Macroize insn_and_split pattern from
6701 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
6702 corresponding splitters using SWIM248 macro.
6703 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
6704 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
6706 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
6708 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
6709 of zero-sized element is zero-sized regardless of its extent.
6711 2009-10-02 Jakub Jelinek <jakub@redhat.com>
6714 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
6715 * configure: Regenerated.
6716 * config.in: Regenerated.
6717 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
6718 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
6719 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
6720 not emitting .eh_frame, emit .cfi_sections .debug_frame
6725 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
6726 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
6728 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
6729 vars use DECL_RTL with resetting it back to NULL afterwards.
6730 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
6731 rtx_equal_p instead of asserting it is a SYMBOL_REF.
6732 (value_format): For dw_val_class_addr only use DW_FORM_addr if
6733 the attribute type allows it, otherwise use DW_FORM_dataN.
6734 (mem_loc_descriptor): Handle CONST_STRING.
6735 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
6736 Handle MEM with CONST_STRING address using add_AT_string.
6737 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
6738 CONST_STRING for const arrays initialized with a string literal.
6739 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
6740 (dwarf2out_finish): Call resolve_addr.
6742 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
6743 Maxim Kuvyrkov <maxim@codesourcery.com>
6745 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
6747 2009-10-02 Nick Clifton <nickc@redhat.com>
6749 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
6750 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
6752 2009-10-01 Jan Hubicka <jh@suse.cz>
6754 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
6755 (cgraph_create_virtual_clone): Just pass redirect_callers
6757 * cgraph.h (cgraph_clone_node): Update prototype.
6758 * ipa-pure-const.c (self_recursive_p): New function.
6759 (propagate): Use it.
6760 * ipa-inline.c (cgraph_clone_inlined_nodes,
6761 cgraph_decide_recursive_inlining): Update.
6763 2009-10-01 David Daney <ddaney@caviumnetworks.com>
6765 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
6766 instructions for TARGET_OCTEON.
6768 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6770 * config/arm/arm.c (arm_override_options): Turn off
6771 flag_dwarf2_cfi_asm for AAPCS variants.
6773 2009-10-01 Martin Jambor <mjambor@suse.cz>
6776 * tree-sra.c (convert_callers): Do not call
6777 compute_inline_parameters on one caller more than once.
6779 2009-10-01 Nick Clifton <nickc@redhat.com>
6781 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
6782 an empty string if not already defined.
6784 2009-10-01 Martin Jambor <mjambor@suse.cz>
6787 * tree-sra.c (is_va_list_type): New function.
6788 (find_var_candidates): Call is_va_list_type.
6789 (find_param_candidates): Check that the type or the type pointed
6790 to are not va_list types.
6792 2009-10-01 Martin Jambor <mjambor@suse.cz>
6795 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
6796 DECL_ARTIFICIAL (param_decl) is true.
6798 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
6800 * tree.h (tree_decl_common::lang_flag_8): New.
6801 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
6803 * c-common.h (RID_CONSTEXPR): New.
6805 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
6807 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
6808 Use ref-all pointers.
6809 (alpha_gimplify_va_arg): Ditto.
6811 2009-09-30 Jakub Jelinek <jakub@redhat.com>
6814 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
6815 before insn counting loop now that BB_END (bb) is counted. Ensure
6816 the return value isn't zero.
6818 2009-09-30 Nick Clifton <nickc@redhat.com>
6820 * config.gcc (sh-symbianelf): Replace definition of extra_objs
6821 with separate definitions of c_target_objs and cxx_target_objs.
6822 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
6824 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
6825 sh_symbian_import_export_class.
6826 * config/sh/sh-protos.h: Fix names of exported symbian functions.
6827 * config/sh/symbian.c: Delete, moving code into...
6828 * config/sh/symbian-base.c: ... here
6829 * config/sh/symbian-c.c: ... and here
6830 * config/sh/symbian-cxx.c: ... and here.
6832 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
6835 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
6836 of plus RTX into register.
6838 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6840 * doc/install.texi: Linguistic and markup fixes.
6841 (Configuration) <--disable-cpp>: Remove description.
6842 <--enable-maintainer-mode>: Autotools files are affected, too.
6843 <--with-sysroot>: Improve description.
6844 (Building): Bump required GNU make version.
6846 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
6848 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
6849 (x86_64-*-*): Ditto.
6851 * config/i386/fma4intrin.h: New file, provide common x86 compiler
6852 intrinisics for FMA4.
6853 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
6854 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
6855 Add FMA4 check and fma4intrin.h.
6856 * config/i386/i386-c.c(ix86_target_macros_internal): Check
6858 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
6859 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
6860 constant for FMA4 support.
6861 (UNSPEC_FMA4_FMADDSUB): Ditto.
6862 (UNSPEC_FMA4_FMSUBADD): Ditto.
6863 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
6864 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
6865 (ix86_expand_fma4_multiple_memory): Ditto.
6866 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
6867 (OPTION_MASK_ISA_FMA4_UNSET): New.
6868 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
6869 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
6870 (ix86_handle_option): Handle -mfma4.
6871 (isa_opts): Handle -mfma4.
6872 (enum pta_flags): Add PTA_FMA4.
6873 (override_options): Add FMA4 support.
6874 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
6875 (IX86_BUILTIN_VFMADDSD): Ditto.
6876 (IX86_BUILTIN_VFMADDPS): Ditto.
6877 (IX86_BUILTIN_VFMADDPD): Ditto.
6878 (IX86_BUILTIN_VFMSUBSS): Ditto.
6879 (IX86_BUILTIN_VFMSUBSD): Ditto.
6880 (IX86_BUILTIN_VFMSUBPS): Ditto.
6881 (IX86_BUILTIN_VFMSUBPD): Ditto.
6882 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
6883 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
6884 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
6885 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
6886 (IX86_BUILTIN_VFNMADDSS): Ditto.
6887 (IX86_BUILTIN_VFNMADDSD): Ditto.
6888 (IX86_BUILTIN_VFNMADDPS): Ditto.
6889 (IX86_BUILTIN_VFNMADDPD): Ditto.
6890 (IX86_BUILTIN_VFNMSUBSS): Ditto.
6891 (IX86_BUILTIN_VFNMSUBSD): Ditto.
6892 (IX86_BUILTIN_VFNMSUBPS): Ditto.
6893 (IX86_BUILTIN_VFNMSUBPD): Ditto.
6894 (IX86_BUILTIN_VFMADDPS256): Ditto.
6895 (IX86_BUILTIN_VFMADDPD256): Ditto.
6896 (IX86_BUILTIN_VFMSUBPS256): Ditto.
6897 (IX86_BUILTIN_VFMSUBPD256): Ditto.
6898 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
6899 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
6900 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
6901 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
6902 (IX86_BUILTIN_VFNMADDPS256): Ditto.
6903 (IX86_BUILTIN_VFNMADDPD256): Ditto.
6904 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
6905 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
6906 (enum multi_arg_type): New enum for describing the various FMA4
6907 intrinsic argument types.
6908 (bdesc_multi_arg): New table for FMA4 intrinsics.
6909 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
6910 (ix86_expand_multi_arg_builtin): New function for creating FMA4
6912 (ix86_expand_builtin): Add FMA4 intrinsic support.
6913 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
6914 operand instructions.
6915 (ix86_expand_fma4_multiple_memory): New function to split the
6916 second memory reference from FMA4 instructions.
6917 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
6918 (ssemodesuffixf2s): Ditto.
6919 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
6921 (fma4_fmsub<mode>4): Ditto.
6922 (fma4_fnmadd<mode>4): Ditto.
6923 (fma4_fnmsub<mode>4): Ditto.
6924 (fma4_vmfmadd<mode>4): Ditto.
6925 (fma4_vmfmsub<mode>4): Ditto.
6926 (fma4_vmfnmadd<mode>4): Ditto.
6927 (fma4_vmfnmsub<mode>4): Ditto.
6928 (fma4_fmadd<mode>4256): Ditto.
6929 (fma4_fmsub<mode>4256): Ditto.
6930 (fma4_fnmadd<mode>4256): Ditto.
6931 (fma4_fnmsub<mode>4256): Ditto.
6932 (fma4_fmaddsubv8sf4): Ditto.
6933 (fma4_fmaddsubv4sf4): Ditto.
6934 (fma4_fmaddsubv4df4): Ditto.
6935 (fma4_fmaddsubv2df4): Ditto.
6936 (fma4_fmsubaddv8sf4): Ditto.
6937 (fma4_fmsubaddv4sf4): Ditto.
6938 (fma4_fmsubaddv4df4): Ditto.
6939 (fma4_fmsubaddv2df4): Ditto.
6940 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
6941 instructions for intrinsics.
6942 (fma4i_fmsub<mode>4): Ditto.
6943 (fma4i_fnmadd<mode>4): Ditto.
6944 (fma4i_fnmsub<mode>4): Ditto.
6945 (fma4i_vmfmadd<mode>4): Ditto.
6946 (fma4i_vmfmsub<mode>4): Ditto.
6947 (fma4i_vmfnmadd<mode>4): Ditto.
6948 (fma4i_vmfnmsub<mode>4): Ditto.
6949 (fma4i_fmadd<mode>4256): Ditto.
6950 (fma4i_fmsub<mode>4256): Ditto.
6951 (fma4i_fnmadd<mode>4256): Ditto.
6952 (fma4i_fnmsub<mode>4256): Ditto.
6953 (fma4i_fmaddsubv8sf4): Ditto.
6954 (fma4i_fmaddsubv4sf4): Ditto.
6955 (fma4i_fmaddsubv4df4): Ditto.
6956 (fma4i_fmaddsubv2df4): Ditto.
6957 (fma4i_fmsubaddv8sf4): Ditto.
6958 (fma4i_fmsubaddv4sf4): Ditto.
6959 (fma4i_fmsubaddv4df4): Ditto.
6960 (fma4i_fmsubaddv2df4): Ditto.
6962 * doc/invoke.texi (-mfma4): Add documentation.
6963 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
6965 2009-09-29 Richard Henderson <rth@redhat.com>
6967 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
6968 an edge to the new destination block.
6970 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6973 * pa.c (hppa_profile_hook): Use
6974 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
6976 2009-09-29 Steve Ellcey <sje@cup.hp.com>
6977 Alexander Monakov <amonakov@ispras.ru>
6980 * config/ia64/predicates.md (not_postinc_destination_operand): New.
6981 (not_postinc_memory_operand): New.
6982 (not_postinc_move_operand): New.
6983 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
6984 (*cmovsi_internal): Ditto.
6986 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
6988 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
6989 restrict issue_rate in first pass when scheduling for register
6992 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
6993 Rafael Avila de Espindola <espindola@google.com>
6995 * gengtype.c (plugin_output): New.
6996 (get_output_file_with_visibility): Return plugin_output for plugins.
6997 (main): Parse and use the -P option.
6998 * gty.texi: Update the command line format.
7000 2009-09-29 Jakub Jelinek <jakub@redhat.com>
7003 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
7005 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
7006 out if !const_ok_for_output.
7009 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
7010 case VAR_LOCATION>: Remove gcc_unreachable ().
7012 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
7014 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
7015 (x86_64-*-*): Ditto.
7016 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
7017 back to smmintrin.h.
7018 * config/i386/cpuid.h (bit_SSE5): Remove SSE5 bit.
7019 * config/i386/x86intrin.h: Remove SSE5.
7020 * config/i386/mmintrin-common.h: Delete file.
7021 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
7023 2009-09-29 Richard Guenther <rguenther@suse.de>
7025 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
7026 resulting from stack temporaries on STRICT_ALIGNMENT targets.
7028 2009-09-29 Nick Clifton <nickc@redhat.com>
7030 * function.c (current_function_name): If there is no current
7031 function just return "<none>".
7033 2009-09-28 Sriraman Tallam <tmsriram@google.com>
7035 * tree-pass.h (register_pass_info): New structure.
7036 (pass_positioning_ops): Move enum from gcc-plugin.h.
7037 (register_pass): New function.
7038 * gcc-plugin.h (plugin_pass): Delete structure.
7039 (pass_positioning_ops): Delete enum.
7040 * plugin.c (regsiter_pass): Delete function.
7041 (position_pass): Delete function.
7042 (added_pass_nodes): Delete variable.
7043 (prev_added_pass_nodes): Delete variable.
7044 (pass_list_node): Delete structure.
7045 * passes.c (make_pass_instance): New function.
7046 (next_pass_1): Change to call make_pass_instance.
7047 (pass_list_node): Move structure from gcc-plugin.h.
7048 (added_pass_nodes): Move variable from plugin.c.
7049 (prev_added_pass_nodes): Move variable from plugin.c.
7050 (position_pass): New function.
7051 (register_pass): New function.
7053 2009-09-28 Easwaran Raman <eraman@google.com>
7055 * ifcvt.c (noce_try_abs): Recognize pattern and call
7056 expand_one_cmpl_abs_nojump.
7057 * optabs.c (expand_one_cmpl_abs_nojump): New function.
7058 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
7060 2009-09-28 Ian Lance Taylor <iant@google.com>
7063 * c-opts.c (c_common_handle_option): Don't set
7064 warn_jump_misses_init for -Wall.
7065 * doc/invoke.texi (Warning Options): Update documentation.
7067 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7069 * Makefile.in ($(out_object_file)): Depend on
7070 gt-$(basename $(notdir $(out_file))).h.
7072 2009-09-28 Richard Henderson <rth@redhat.com>
7074 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
7075 * except.c (gen_eh_region): Set it.
7076 (duplicate_eh_regions_1): Copy it.
7077 * tree-eh.c (lower_resx): Use it to determine which function
7080 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
7081 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
7082 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
7083 * tree.c (build_common_builtin_nodes): Remove parameter. Build
7084 BUILT_IN_CXA_END_CLEANUP if necessary.
7086 * c-common.c (c_define_builtins): Update call to
7087 build_common_builtin_nodes.
7089 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
7091 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
7093 2009-09-28 Michael Matz <matz@suse.de>
7095 * builtins.c (interclass_mathfn_icode): New helper.
7096 (expand_builtin_interclass_mathfn): Use it here, and split folding
7098 (fold_builtin_interclass_mathfn): ... this new folder.
7099 (build_call_nofold_loc): New static helper.
7100 (build_call_nofold): New wrapper macro for above.
7101 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
7102 (expand_builtin_pow): Ditto.
7103 (expand_builtin_memset_args): Ditto.
7104 (expand_builtin_printf): Ditto.
7105 (expand_builtin_fprintf): Ditto.
7106 (expand_builtin_sprintf): Ditto.
7107 (expand_builtin_memory_chk): Ditto.
7108 (expand_builtin_mempcpy_args): Ditto and don't call folders.
7109 (expand_builtin_stpcpy): Ditto.
7110 (expand_builtin_strcmp): Ditto.
7111 (expand_builtin_strncmp): Ditto.
7112 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
7113 (expand_builtin_strcpy_args): Don't call folders.
7114 (expand_builtin_memcmp): Ditto.
7115 (expand_builtin_strncpy): Ditto, and use target.
7116 (expand_builtin_memcpy): Ditto.
7117 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
7118 expand_builtin_strpbrk, expand_builtin_memmove,
7119 expand_builtin_memmove_args, expand_builtin_bcopy,
7120 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
7121 expand_builtin_strspn, expand_builtin_strcspn,
7122 expand_builtin_fputs): Remove these.
7123 (expand_builtin): Don't call the above, change calls to other
7124 expanders that changed prototype.
7125 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
7126 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
7127 fold_builtin_interclass_mathfn.
7128 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
7129 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
7131 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
7132 * passes.c (init_optimization_passes): Move pass_fold_builtins
7133 after last phiopt pass.
7134 * tree-inline.c (fold_marked_statements): When folding builtins
7135 iterate over all instruction potentially generated.
7136 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
7138 (fold_gimple_call): Use it to always fold calls (into potentially
7139 multiple instructions).
7140 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
7141 calls into zero at this time.
7142 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
7143 statements generated by builtin folding.
7145 2009-09-28 Nick Clifton <nickc@redhat.com>
7147 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
7149 2009-09-28 Duncan Sands <baldrick@free.fr>
7151 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
7152 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
7153 (register_callback): Dispatch it.
7154 (invoke_plugin_callbacks): Incorporate in sanity check.
7155 * ggc.h (ggc_register_cache_tab): Add declaration.
7156 * ggc-common.c (ggc_register_root_tab): Simplify.
7157 (const_ggc_cache_tab_t): New typedef.
7158 (extra_cache_vec): New vector of dynamically added cache tables.
7159 (ggc_register_cache_tab): New function.
7160 (ggc_scan_cache_tab): New function.
7161 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
7162 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
7164 2009-09-27 Richard Henderson <rth@redhat.com>
7166 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
7167 which we remove __builtin_stack_restore.
7169 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
7171 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
7172 to test for GRD_INVARIANT.
7173 (simple_rhs_p): Anything that's function_invariant_p is fine.
7175 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
7177 * gengtype.c (main): Use plunge_files instead of plugin_output.
7179 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
7180 Rafael Avila de Espindola <espindola@google.com>
7182 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
7183 Don't print pch related info if it is false.
7184 (main): Don't print pch info in plugin mode.
7186 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
7188 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
7189 with dw_val_class_const_double.
7190 (struct dw_val_struct): Replace val_long_long with val_double and
7191 adjust for above change.
7192 (output_loc_operands): Likewise.
7193 (add_AT_long_long): Rename into...
7194 (add_AT_double): ...this.
7195 (print_die): Replace dw_val_class_long_long with
7196 dw_val_class_const_double and adjust.
7197 (attr_checksum): Likewise.
7198 (same_dw_val_p): Likewise.
7199 (size_of_die): Likewise.
7200 (value_format): Likewise.
7201 (output_die): Likewise.
7202 (loc_descriptor) <CONST_DOUBLE>: Likewise.
7203 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
7204 instead of add_AT_long_long.
7205 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
7206 value with the precision of its type.
7208 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
7211 * c-typeck.c (build_conditional_expr): Use the readonly and
7212 volatile flags of the operand types, not of the operands itself.
7214 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
7216 * collect2.c (main): Look for -brtl before adding libraries.
7218 2009-09-27 Jonathan Gray <jsg@openbsd.org>
7220 * config.gcc: Update OpenBSD targets.
7221 * config/openbsd-stdint.h: New file.
7222 * config/openbsd-libpthread.h: New file.
7223 * config/openbsd.h: Update and break out LIB_SPEC definition.
7224 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
7225 * config/i386/openbsdelf.h: Correct types.
7226 * config/m68k/openbsd.h: Likewise.
7227 * config/mips/openbsd.h: Likewise.
7228 * config/vax/openbsd.h: Likewise.
7230 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
7232 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
7233 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
7234 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
7235 of the length and zero.
7237 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7239 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
7240 (FLAGS_H): Add options.h $(REAL_H).
7241 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
7242 (TREE_VECTORIZER_H): New.
7243 (EBITMAP_H): Renamed from EBIMAP_H.
7244 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
7245 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
7246 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
7247 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
7248 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
7249 (graphite-clast-to-gimple.o, graphite-dependences.o)
7250 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
7251 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
7252 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
7253 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
7254 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
7255 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
7256 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
7257 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
7258 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
7259 updated and fixed as per above changes and per
7260 check_makefile_deps.sh output.
7263 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
7264 * configure: Regenerate.
7266 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7268 * doc/install.texi: Update minimum MPC version to 0.7.
7270 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
7272 * doc/install.texi (Binaries): Remove reference to the binary
7273 distribution CD-ROM from the FSF.
7275 2009-09-26 Michael Matz <matz@suse.de>
7279 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
7280 that are mentioned in the body.
7282 2009-09-26 Michael Matz <matz@suse.de>
7284 PR tree-optimization/41454
7285 * tree-ssa-dom (stmts_to_rescan): Remove variable.
7286 (tree_ssa_dominator_optimize): Don't allocate and free it.
7287 (dom_opt_leave_block): Don't iterate over it.
7288 (eliminate_redundant_computations): Don't return a value.
7289 (cprop_operand, cprop_into_stmt): Ditto.
7290 (optimize_stmt): Don't defer updating stmts.
7292 2009-09-25 Dodji Seketeli <dodji@redhat.com>
7294 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
7295 generic_parameter_die, template_parameter_pack_die,
7296 gen_formal_parameter_die, gen_subprogram_die): Adjust after
7297 renaming DW_TAG_formal_parameter_pack and
7298 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
7299 and DW_TAG_GNU_template_parameter_pack.
7301 2009-09-25 Anatoly Sokolov <aesok@post.ru>
7303 * config/v850/v850.h (FUNCTION_VALUE): Remove.
7304 * config/v850/v850.c (v850_function_value): New function.
7305 (TARGET_FUNCTION_VALUE): Define.
7307 2009-09-25 Jakub Jelinek <jakub@redhat.com>
7309 * tree-vect-stmts.c (vectorizable_call): Call
7310 mark_symbols_for_renaming after vect_finish_stmt_generation.
7312 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
7313 to loc_descriptor_from_tree.
7314 (add_location_or_const_value_attribute): Pass 0 instead of 2
7315 for decl_by_reference_p decls.
7317 2009-09-25 Richard Guenther <rguenther@suse.de>
7320 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
7323 2009-09-25 Ben Elliston <bje@au.ibm.com>
7325 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
7328 2009-09-25 Alan Modra <amodra@bigpond.net.au>
7330 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
7331 form of instruction.
7333 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7336 * fold-const.c (const_binop): Handle complex int division.
7337 * tree-complex.c (expand_complex_div_straight,
7338 expand_complex_div_wide): Update comments.
7340 2009-09-24 DJ Delorie <dj@redhat.com>
7343 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
7344 (reg_class): Likewise.
7345 (REG_CLASS_NAMES): Likewise.
7346 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
7347 (m32c_override_options): Disable -fivopts for M32C.
7349 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
7351 * config/rs6000/predicates.md (indexed_or_indirect_operand):
7352 Delete VSX load/store with update support.
7353 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
7354 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
7358 (VStype_load_update): Ditto.
7359 (VStype_store_update): Ditto.
7360 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
7361 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
7363 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
7364 load/store with update builtins.
7366 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
7368 * libgcc2.c (L_trampoline): Prototype for getpagesize
7369 and mprotect in WINNT case.
7371 2009-09-24 Anatoly Sokolov <aesok@post.ru>
7373 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
7374 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
7375 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
7376 'outgoing' argument.
7377 (TARGET_FUNCTION_VALUE): Define.
7379 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
7381 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
7383 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
7386 * common.opt: Initialize dwarf_strict to -1.
7387 * toplev.c (process_options): Catch unset dwarf_strict
7388 and set to 0 for all targets not overriding.
7389 * config/darwin.c (darwin_override_options): Catch unset
7390 dwarf_strict and override to 1.
7392 2009-09-24 Jeff Law <law@redhat.com>
7394 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
7396 2009-09-24 Richard Guenther <rguenther@suse.de>
7398 PR tree-optimization/36143
7399 PR tree-optimization/38747
7400 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
7401 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
7403 2009-09-24 Jakub Jelinek <jakub@redhat.com>
7406 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
7407 return false instead of gcc_unreachable (). For CONST return the
7408 value returned by recursive call instead of always returning true.
7409 (tree_add_const_value_attribute): Return the value returned by
7410 add_const_value_attribute instead of always returning true if rtl
7413 2009-09-23 Justin Seyster <jrseys@gmail.com>
7415 * Makefile.in (PLUGIN_HEADERS): Include real.h.
7417 2009-09-24 Jakub Jelinek <jakub@redhat.com>
7419 * cgraphunit.c (cgraph_lower_function): Revert last change.
7420 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
7421 instead of DECL_NO_STATIC_CHAIN.
7422 * tree-cfg.c (verify_gimple_call): Likewise.
7423 * tree-nested.c (get_chain_decl, get_chain_field,
7424 convert_tramp_reference_op, convert_gimple_call): Likewise.
7425 (convert_all_function_calls): Likewise. Always set or clear
7426 DECL_STATIC_CHAIN initially, for !n->outer clear it.
7427 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
7428 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
7430 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
7431 DECL_NO_STATIC_CHAIN.
7432 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
7433 instead of DECL_NO_STATIC_CHAIN.
7434 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
7435 decl_function_context.
7436 * varasm.c (initializer_constant_valid_p): Likewise.
7437 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
7438 (DECL_STATIC_CHAIN): ... this.
7439 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
7440 instead of DECL_NO_STATIC_CHAIN.
7442 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
7443 Rafael Avila de Espindola <espindola@google.com>
7445 * gengtype.c (nb_plugin_files): Make it unsigned to match
7446 num_gt_files. Adjust other variables to avoid warnings.
7447 (main): Allocate an all zero lang_bitmap before each plugin file name
7448 to match regular file names.
7450 2009-09-23 Richard Henderson <rth@redhat.com>
7452 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
7453 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
7454 static chain passed in memory.
7455 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
7456 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
7457 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
7458 STATIC_CHAIN_REGNUM defined.
7460 * config/picochip/picochip-protos.h: s/class/klass/.
7461 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
7462 (picochip_static_chain): New.
7463 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
7464 (STATIC_CHAIN_INCOMING): Remove.
7466 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
7467 (xtensa_static_chain): New.
7468 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
7469 (STATIC_CHAIN_INCOMING): Remove.
7471 2009-09-23 Anatoly Sokolov <aesok@post.ru>
7473 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
7474 * config/pa/pa-protos.h (function_value): Remove.
7475 * config/pa/pa.c (pa_function_value): Rename from function_value.
7476 Make static, add 'outgoing' argument.
7477 (TARGET_FUNCTION_VALUE): Define.
7479 2009-09-23 Anatoly Sokolov <aesok@post.ru>
7481 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
7482 instead of cfun->machine->is_leaf.
7483 * config/avr/avr.h (machine_function): Remove is_leaf field.
7485 2009-09-23 Jakub Jelinek <jakub@redhat.com>
7488 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
7489 DW_OP_piece after DW_OP_stack_value, adjust size calculations
7490 for it, when DW_OP_stack_value and DW_OP_implicit_value has
7491 the same size, prefer DW_OP_stack_value.
7492 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
7493 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
7495 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
7498 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
7500 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
7503 * cfgexpand.c (convert_debug_memory_address): New.
7504 (expand_debug_expr): Convert base address and offset to the same
7505 mode. Use it to convert addresses to other modes. Accept
7508 2009-09-23 Dodji Seketeli <dodji@redhat.com>
7511 * function.h (types_used_by_vars_hash): Declare new hash table.
7512 (types_used_by_vars_eq, types_used_by_var_decl_insert): Declare
7513 equality and hash function for the hash table.
7514 (types_used_by_cur_var_decl): Declare a new global chained list.
7515 (types_used_by_var_decl_insert): Declare new function.
7516 * function.c (types_used_by_vars_hash): Define the hashtable ...
7517 (types_used_by_vars_eq, types_used_by_vars_do_hash): ... as well as
7518 its equality and hash functions.
7519 (hash_types_used_by_vars_entry): New hash helper.
7520 (types_used_by_cur_var_decl): Define the global chained list.
7521 (used_types_insert): Update the list of types used by the global
7522 variable being parsed.
7523 (types_used_by_var_decl_insert): Define new function.
7524 * c-common.h (record_types_used_by_current_var_decl): Declare ...
7525 * c-common.c (record_types_used_by_current_var_decl): ... new
7527 * c-decl.c (finish_decl): Record the types used by the global
7528 variable declaration we've just parsed.
7529 * dwarf2out.c (premark_used_types): Insert a new line between
7530 comment and function.
7531 (premark_used_types_helper): Fix comment.
7532 (premark_types_used_by_global_vars_helper,
7533 premark_types_used_by_global_vars): New functions.
7534 (prune_unused_types): Do not prune types used by global variables.
7536 2009-09-23 Richard Guenther <rguenther@suse.de>
7538 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
7539 produced for bigendian targets with promoted subregs.
7541 2009-09-23 Richard Guenther <rguenther@suse.de>
7543 * value-prof.c (gimple_ic): Purge old EH edges only after building
7546 2009-09-23 Nick Clifton <nickc@redhat.com>
7548 * config/arc/arc.c (arc_trampoline_init): Fix typo.
7550 2009-09-23 Jakub Jelinek <jakub@redhat.com>
7553 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
7556 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
7557 on non-nested functions.
7559 2009-09-23 Jakub Jelinek <jakub@redhat.com>
7560 Jan Hubicka <jh@suse.cz>
7562 * dwarf2out.c (loc_list_plus_const): Only define if
7563 DWARF2_DEBUGGING_INFO.
7564 (address_of_int_loc_descriptor): Likewise.
7567 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
7569 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
7572 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
7573 constant is more than zero.
7575 2009-09-23 Alan Modra <amodra@bigpond.net.au>
7578 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
7579 call final to emit non-scheduled prologue, instead insert at entry.
7581 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
7582 Joseph S. Myers <joseph@codesourcery.com>
7584 * doc/install.texi (*-*-freebsd*): Add proper format codes.
7586 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
7587 Rafael Avila de Espindola <espindola@google.com>
7589 * gengtype.c (is_file_equal): New function.
7590 (close_output_files): Use is_file_equal. Free of->buf.
7592 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
7593 Rafael Avila de Espindola <espindola@google.com>
7595 * gengtype.c (write_types, write_local): Add the output_header
7596 argument. Update all callers.
7598 2009-09-22 Dodji Seketeli <dodji@redhat.com>
7600 * dwarf2out.c (template_parameter_pack_die,
7601 gen_formal_parameter_pack_die ): New functions.
7602 (make_ith_pack_parameter_name): Remove this function.
7603 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
7604 DW_TAG_formal_parameter_pack.
7605 (gen_generic_params_dies): Represent each template parameter pack
7606 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
7607 represented by usual DW_TAG_template_*_parameter DIEs that are
7608 children of the DW_TAG_template_parameter_pack element DIE.
7609 (generic_parameter_die): This doesn't deal with parameter pack
7610 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
7611 of parameter pack DIEs.
7612 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
7613 in certain cases, e.g. for pack elements.
7614 (gen_formal_types_die, gen_decl_die): Adjust usage of
7615 gen_formal_parameter_die.
7616 (gen_subprogram_die): Represent each function parameter pack by a
7617 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
7618 represented by usual DW_TAG_formal_parameter DIEs that are children
7619 of the DW_TAG_formal_parameter_pack DIE. Remove references to
7620 ____builtin_va_alist decls as no part of the compiler uses those
7622 * langhooks.h (struct lang_hooks_for_decls): Add
7623 function_parm_expanded_from_pack_p, get_generic_function_decl
7624 and function_parameter_pack_p hooks. Fix comment for
7625 get_innermost_generic_parms hook.
7626 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
7627 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
7628 macros and use them to initialize lang_hook.
7630 2009-09-22 Richard Henderson <rth@redhat.com>
7632 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
7633 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
7634 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
7635 on TRAMPOLINE_TEMPLATE.
7636 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
7637 TRAMPOLINE_ADJUST_ADDRESS.
7638 * targhooks.c (default_asm_trampoline_template): Remove.
7639 (default_trampoline_adjust_address): Remove.
7640 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
7641 * targhooks.h: Update decls.
7643 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
7645 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
7646 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
7647 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
7649 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
7652 * reload1.c (reload): Reset debug insns with pseudos without
7655 2009-09-22 Janis Johnson <janis187@us.ibm.com>
7657 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
7658 unconditional true for decimal float modes.
7659 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
7660 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
7662 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
7664 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
7665 Enable a new case for __FreeBSD__ >= 7.
7666 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
7667 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
7668 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
7669 and USE_LD_AS_NEEDED.
7671 * doc/install.texi (*-*-freebsd*): Update target information.
7673 2009-09-22 Richard Guenther <rguenther@suse.de>
7676 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
7677 arrays really properly.
7679 2009-09-22 Richard Henderson <rth@redhat.com>
7682 * target.h (struct gcc_target): Add asm_out.trampoline_template,
7683 calls.static_chain, calls.trampoline_init,
7684 calls.trampoline_adjust_address.
7685 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
7686 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
7687 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
7688 * builtins.c (expand_builtin_setjmp_receiver): Use
7689 targetm.calls.static_chain; only clobber registers.
7690 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
7691 set up memory attributes properly for the trampoline block.
7692 (expand_builtin_adjust_trampoline): Use
7693 targetm.calls.trampoline_adjust_address.
7694 * calls.c (prepare_call_address): Add fndecl argument. Use
7695 targetm.calls.static_chain.
7696 * df-scan.c (df_need_static_chain_reg): Remove.
7697 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
7698 consolodate static chain handling.
7699 * doc/tm.texi: Document new hooks.
7700 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
7701 (init_emit_regs): Don't initialize them.
7702 * expr.h (prepare_call_address): Update decl.
7703 * final.c (profile_function): Use targetm.calls.static_chain.
7704 * function.c (expand_function_start): Likewise.
7705 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
7706 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
7707 only clobber registers.
7708 * targhooks.c (default_static_chain): New.
7709 (default_asm_trampoline_template, default_trampoline_init): New.
7710 (default_trampoline_adjust_address): New.
7711 * targhooks.h: Declare them.
7712 * varasm.c (assemble_trampoline_template): Use
7713 targetm.asm_out.trampoline_template. Make the memory block const
7716 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
7717 alpha_initialize_trampoline. Make static. Merge VMS parameter
7718 differences into the TARGET_ABI_OPEN_VMS code block.
7719 (TARGET_TRAMPOLINE_INIT): New.
7720 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
7721 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
7722 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
7723 (INITIALIZE_TRAMPOLINE): Remove.
7725 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
7726 (TRAMPOLINE_TEMPLATE): Merge with ...
7727 (INITIALIZE_TRAMPOLINE): ... this and move ...
7728 * config/arc/arc.c (arc_trampoline_init): ... here.
7729 (TARGET_TRAMPOLINE_INIT): New.
7731 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
7732 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
7733 (arm_asm_trampoline_template): New.
7734 (arm_trampoline_init, arm_trampoline_adjust_address): New.
7735 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
7736 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
7737 code to arm_asm_trampoline_template.
7738 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
7739 arm_trampoline_adjust_address.
7740 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
7741 adjust for target hook parameters.
7743 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
7746 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
7747 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
7748 (bfin_trampoline_init): Rename from initialize_trampoline;
7749 make static; update for target hook parameters.
7750 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
7751 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
7752 bfin_asm_trampoline_template.
7753 (INITIALIZE_TRAMPOLINE): Remove.
7755 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
7756 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
7757 cris_trampoline_init): New.
7758 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
7759 cris_asm_trampoline_template.
7760 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
7761 adjust for target hook parameters.
7763 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
7765 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
7766 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
7767 fr30_trampoline_init): New.
7768 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
7769 fr30_asm_trampoline_template.
7770 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
7771 adjust for target hook parameters.
7773 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
7774 (frv_trampoline_init): Rename from frv_initialize_trampoline;
7775 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
7776 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
7777 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
7779 * config/h8300/h8300.c (h8300_trampoline_init): New.
7780 (TARGET_TRAMPOLINE_INIT): New.
7781 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
7782 to h8300_trampoline_init and adjust for hook parameters.
7784 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
7785 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
7786 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
7787 make static; adjust for hook parameters.
7788 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
7790 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
7791 (TARGET_TRAMPOLINE_INIT): New.
7792 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
7793 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
7794 iq2000_asm_trampoline_template.
7795 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
7796 (TRAMPOLINE_CODE_SIZE): New.
7797 (TRAMPOLINE_SIZE): Use it.
7798 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
7800 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
7801 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
7802 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
7803 adjust for hook parameters.
7804 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
7806 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
7807 (m32r_trampoline_init): New.
7808 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
7809 m32r_trampoline_init.
7811 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
7812 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
7813 make static; update for hook parameters.
7814 * config/m68hc11/m68hc11-protos.h: Update.
7815 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
7817 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
7818 (TARGET_TRAMPOLINE_INIT): New.
7819 (mcore_function_value): Fix typo.
7820 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
7821 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
7822 to mcore_asm_trampoline_template.
7823 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
7825 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
7826 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
7827 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
7828 update for hook parameters.
7829 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
7831 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
7832 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
7833 mips_trampoline_init): New.
7834 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
7835 mips_asm_trampoline_template.
7836 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
7837 update for hook parameters.
7839 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
7840 (TARGET_TRAMPOLINE_INIT): New.
7841 (mmix_trampoline_size): Remove.
7842 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
7843 make static. Remove out-of-date tetra vs octa comment.
7844 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
7845 make static; update for hook parameters.
7846 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
7847 (INITIALIZE_TRAMPOLINE): Remove.
7848 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
7849 (TRAMPOLINE_ALIGNMENT): New.
7850 * gcc/config/mmix/mmix-protos.h: Update.
7852 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
7853 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
7854 mn10300_trampoline_init): New.
7855 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
7856 mn10300_asm_trampoline_template.
7857 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
7859 * config/moxie/moxie.c (moxie_static_chain,
7860 moxie_asm_trampoline_template, moxie_trampoline_init,
7861 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
7862 TARGET_TRAMPOLINE_INIT): New.
7863 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
7864 moxie_trampoline_init.
7865 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
7866 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
7868 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
7869 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
7870 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
7871 pa_trampoline_adjust_address): New.
7872 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
7873 pa_asm_trampoline_template.
7874 (TRAMPOLINE_ALIGNMENT): New.
7875 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
7876 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
7877 adjust for hook parameters.
7878 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
7880 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
7881 (TARGET_TRAMPOLINE_INIT): New.
7882 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
7883 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
7885 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
7887 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
7888 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
7889 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
7890 make static; adjust parameters for the hook.
7891 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
7893 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
7894 s390_trampoline_template; make static.
7895 (s390_trampoline_init): Rename from s390_initialize_trampoline;
7896 make static; adjust for target hook.
7897 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
7898 * config/s390/s390-protos.h: Remove trampoline decls.
7899 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
7900 (TRAMPOLINE_TEMPLATE): Remove.
7901 (TRAMPOLINE_ALIGNMENT): New.
7903 * config/score/score-protos.h (score_initialize_trampoline): Remove.
7904 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
7905 (TARGET_TRAMPOLINE_INIT): New.
7906 (score_asm_trampoline_template): New.
7907 (score_trampoline_init): Rename from score_initialize_trampoline;
7908 make static; adjust for hook parameters.
7909 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
7910 score[37]_asm_trampoline_template.
7911 (INITIALIZE_TRAMPOLINE): Remove.
7912 * config/score/score3.c (score3_asm_trampoline_template): New.
7913 (score3_trampoline_init): Rename from score3_initialize_trampoline;
7914 adjust for target hook.
7915 * config/score/score7.c (score7_asm_trampoline_template): New.
7916 (score7_trampoline_init): Rename from score7_initialize_trampoline;
7917 adjust for target hook.
7918 * config/score/score3.h, config/score/score7.h: Update.
7920 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
7921 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
7922 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
7923 (sh_trampoline_init): Rename from sh_initialize_trampoline;
7924 make static; adjust for target hook parameters.
7925 (sh_trampoline_adjust_address): New.
7926 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
7927 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
7929 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
7930 (sparc32_initialize_trampoline): Rename from
7931 sparc_initialize_trampoline; make static; replace tramp parameter
7932 with m_tramp and update memory accesses.
7933 (sparc64_initialize_trampoline): Similarly.
7934 (sparc_trampoline_init): New.
7935 * config/sparc/sparc-protos.h: Remove trampoline decls.
7936 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
7937 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
7939 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
7940 (array_to_constant): Make ARR parameter const.
7941 (spu_trampoline_init): Rename from spu_initialize_trampoline;
7942 make static; update for hook parameters.
7943 * config/spu/spu-protos.h: Update decls.
7944 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
7946 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
7947 from xstormy16_initialize_trampoline; make static; update for
7949 (TARGET_TRAMPOLINE_INIT): New.
7950 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
7952 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
7953 (TARGET_TRAMPOLINE_INIT): New.
7954 (v850_can_eliminate): Make static.
7955 (v850_asm_trampoline_template, v850_trampoline_init): New.
7956 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
7957 v850_asm_trampoline_template.
7958 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
7959 and adjust for target hook parameters.
7961 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
7962 (TARGET_TRAMPOLINE_INIT): New.
7963 (vax_asm_trampoline_template, vax_trampoline_init): New.
7964 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
7965 vax_asm_trampoline_template.
7966 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
7968 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
7969 (TARGET_TRAMPOLINE_INIT): New.
7970 (xtensa_asm_trampoline_template): Rename from
7971 xtensa_trampoline_template; make static.
7972 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
7973 make static; update for hook parameters.
7974 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
7975 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
7976 (INITIALIZE_TRAMPOLINE): Remove.
7978 * config/i386/i386.c (ix86_function_regparm): Do not issue an
7979 error for nested functions with regparm=3.
7980 (ix86_compute_frame_layout): Adjust frame pointer offset for
7981 ix86_static_chain_on_stack.
7982 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
7983 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
7984 don't reset to UNITS_PER_WORD.
7985 (ix86_emit_leave): Adjust ix86_cfa_state.
7986 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
7987 (ix86_static_chain): New.
7988 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
7989 make static; update for target hook parameters; use ix86_static_chain.
7990 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
7991 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
7992 (INITIALIZE_TRAMPOLINE): Remove.
7993 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
7994 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
7995 to the end. Add static_chain_on_stack.
7996 (ix86_static_chain_on_stack): New.
7998 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
7999 (m68k_output_mi_thunk): Don't use static_chain_rtx.
8000 (m68k_trampoline_init): New.
8001 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
8002 m68k_trampoline_init and adjust for hook parameters.
8003 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
8004 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
8006 2009-09-22 Jakub Jelinek <jakub@redhat.com>
8008 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
8009 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
8011 * reload1.c (reload): Call wrap_constant when substituting
8012 reg for equiv inside of DEBUG_INSNs.
8015 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
8016 add_call_src_coords_attributes, add_high_low_attributes,
8017 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
8018 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
8019 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
8020 when -gdwarf-2 -gstrict-dwarf.
8021 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
8022 -gdwarf-[23] -gstrict-dwarf.
8023 (address_of_int_loc_descriptor, loc_descriptor,
8024 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
8025 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
8026 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
8028 2009-09-22 Richard Guenther <rguenther@suse.de>
8030 PR tree-optimization/41428
8031 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
8032 (ccp_finalize): Pass it to substitute_and_fold.
8034 2009-09-22 Richard Guenther <rguenther@suse.de>
8036 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
8037 (substitute_and_fold): Adjust prototype.
8038 * tree-vrp.c (vrp_evaluate_conditional): Make static.
8039 (simplify_stmt_using_ranges): Likewise.
8040 (fold_predicate_in): Move here from tree-ssa-propagate.c.
8041 (vrp_fold_stmt): New function.
8042 (vrp_finalize): Pass it to substitute_and_fold.
8043 * tree-flow.h (vrp_evaluate_conditional): Remove.
8044 (simplify_stmt_using_ranges): Likewise.
8045 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
8046 * tree-ssa-copy.c (fini_copy_prop): Likewise.
8047 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
8049 (fold_predicate_in): Move to tree-vrp.c.
8050 (substitute_and_fold): Use the callback instead of calling into
8051 tree-vrp.c functions directly.
8053 2009-09-22 Jakub Jelinek <jakub@redhat.com>
8055 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
8056 comparison warning on rs6000.
8059 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
8060 GIMPLE_EH_MUST_NOT_THROW cleanup.
8061 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
8063 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
8066 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
8067 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
8068 LIB_SPEC for darwin10 and later since it always uses the unwinder in
8069 libSystem which is derived from the gcc 4.2.1 unwinder.
8071 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
8074 * varasm.c (default_encode_section_info): Copy TLS model into
8075 sym_ref flags regardless of backend support for TLS, for all
8076 model types except TLS_MODEL_EMULATED.
8078 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
8081 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
8082 we can handle it correctly.
8084 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
8086 * doc/install.texi (os2): Remove section.
8088 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
8090 * doc/standards.texi (Objective-C): Adjust two URLs.
8092 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
8094 * tree-tailcall.c (process_assignment): Don't check if a
8095 multiplication or an addition are already present.
8096 (find_tail_calls): Combine multiple additions and multiplications.
8097 (adjust_accumulator_values): Emit accumulators.
8099 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
8101 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
8102 xmm register restore.
8104 2009-09-21 Jan Hubicka <jh@suse.cz>
8106 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
8107 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
8110 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
8112 * stor-layout.c (layout_type): Remove obsolete code.
8114 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
8117 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
8119 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8122 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
8123 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
8124 (fold_builtin_2, do_mpc_arg1): Update accordingly.
8125 * fold-const.c (const_binop): Likewise.
8126 * real.h (do_mpc_arg2): Update prototype.
8128 2009-09-20 Jan Hubicka <jh@suse.cz>
8130 * dwarf2out.c (add_const_value_attribute): Return true if successful.
8131 (add_location_or_const_value_attribute): Rewrite using
8133 (tree_add_const_value_attribute): Return true if successful.
8134 (tree_add_const_value_attribute_for_decl): Likewise.
8136 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
8137 (loc_descriptor): ... here;
8138 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
8139 (cst_pool_loc_descr): Break out from ...; do not reffer constant
8140 pool items that was not marked for output.
8141 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
8142 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
8143 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
8144 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
8145 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
8146 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
8147 DW_OP_stack_value to get address of items that are not available
8149 (dw_loc_list): Handle single element lists correctly.
8151 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
8152 Pascal Obry <obry@adacore.com>
8154 * unwind-dw2-fde.c (classify_object_over_fdes):
8155 Cast the constant 1 to _Unwind_Ptr.
8156 (add_fdes): Likewise.
8157 (linear_search_fdes): Likewise.
8159 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
8161 * stor-layout.c (set_sizetype): Avoid useless type copy.
8163 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
8165 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
8167 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
8168 * configure, config.in: Regenerate.
8169 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
8171 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
8172 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
8173 for global data if the output could be used in a shared library.
8174 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
8175 to 0 if TARGET_WRITABLE_EH_FRAME.
8177 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
8179 PR rtl-optimization/39886
8180 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
8181 just when insn is equal to BB_END (bb).
8183 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
8185 * config/mips/mips.opt (mrelax-pic-calls): New option.
8186 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
8188 (mips_unspec_call): Change "unspec_call" expander into this.
8189 (mips_strip_unspec_call): New function.
8190 (mips_got_load): Call mips_unspec_call instead of
8191 gen_unspec_call<mode>.
8192 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
8194 (mips_cfg_in_reorg): New function.
8195 (mips16_lay_out_constants): Use it to decide whether to call
8196 CFG-aware insn splitting.
8197 (r10k_insert_cache_barriers): Move CFG set-up code from here to
8198 mips_reorg. Move DF set-up code from here ...
8199 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
8201 (mips_reorg): Call mips_df_reorg instead of
8202 r10k_insert_cache_barriers. Move CFG set-up code here from
8203 r10k_insert_cache_barriers.
8204 (mips_call_expr_from_insn): New function.
8205 (mips_pic_call_symbol_from_set): Likewise.
8206 (mips_find_pic_call_symbol): Likewise.
8207 (mips_annotate_pic_call_expr): Likewise.
8208 (mips_get_pic_call_symbol): Likewise.
8209 (mips_annotate_pic_calls): Likewise.
8210 (mips_override_options): Disable -mrelax-pic-calls unless PIC
8212 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
8213 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
8214 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
8216 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
8217 (unspec_call<mode>): Remove it.
8218 (sibcall_internal, sibcall_value_internal,
8219 sibcall_value_multiple_internal, call_internal, call_split,
8220 call_value_internal, call_value_split,
8221 call_value_multiple_internal, call_value_multiple_split): Pass
8222 SIZE_OPNO to MIPS_CALL.
8223 (call_internal_direct, call_direct_split,
8224 call_value_internal_direct, call_value_direct_split): Pass -1 as
8225 SIZE_OPNO to MIPS_CALL.
8226 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
8227 * configure: Regenerate.
8228 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
8229 and -mno-relax-pic-calls.
8230 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
8232 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8235 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
8236 in the directory this rule is called from, rather than the
8237 toplevel 'gcc' directory, to fix in-tree build.
8239 2009-09-19 Chris Demetriou <cgd@google.com>
8241 PR preprocessor/28435:
8242 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
8243 to cpplib that the preprocessor output is needed.
8245 2009-09-19 Jakub Jelinek <jakub@redhat.com>
8247 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
8248 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
8249 *return_and_restore_fpregs_<mode>,
8250 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
8253 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
8254 instead of assuming it has always a REG inside of it.
8256 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
8258 * config/freebsd.h: Update comment on types.
8259 (WINT_TYPE): Define.
8261 2009-09-18 Jason Merrill <jason@redhat.com>
8263 * c.opt: Add -fno-deduce-init-list.
8265 2009-09-18 Neil Vachharajani <nvachhar@google.com>
8267 * value-prof.c (interesting_stringop_to_profile_p): Added output
8268 argument to indicate which parameter is the size parameter.
8269 * value-prof.c (gimple_stringop_fixed_value): Use
8270 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
8271 * value-prof.c (gimple_stringops_transform): Update call sites to
8272 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
8274 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
8277 From David Binderman <dcb314@hotmail.com>:
8278 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
8279 local variable f. Remove stale comments.
8280 (ix86_compute_frame_layout): Remove useless local variable total_size.
8281 Remove #if 0'd code.
8282 (legitimate_address_p): Remove useless local variables
8283 reason_rtx and reason.
8284 (ix86_split_copysign_const): Remove useless local variable op1.
8285 (scale_counter): Remove useless local variable piece_size_mask.
8287 2009-09-18 Jakub Jelinek <jakub@redhat.com>
8289 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
8292 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
8295 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
8297 2009-09-17 Jakub Jelinek <jakub@redhat.com>
8299 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
8302 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
8304 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
8305 DW_OP_implicit_value even without dwarf_version 4.
8307 2009-09-17 Jan Hubicka <jh@suse.cz>
8309 * dwarf2out.c: Include tree-pass.h and gimple.h.
8310 (loc_list_plus_const): New function.
8311 (loc_descriptor_from_tree_1): Rename to ...
8312 (loc_descriptor_from_tree): ... remove original.
8313 (loc_list_from_tree): New function.
8314 (add_AT_location_description): Accept location list.
8315 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
8316 (concatn_mem_loc_descriptor): Remove.
8317 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
8319 (secname_for_decl): Move up.
8320 (hidden_reference_p): New function; break out from ...
8321 (loc_by_refernece): ... here; move up.
8322 (dw_loc_list): New function.
8323 (single_element_loc_list): New function.
8324 (single_element_loc_list_p): New function.
8325 (add_loc_descr_to_each): New function.
8326 (add_loc_list): New function.
8327 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
8328 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
8329 add diagnostics why expansion failed.
8330 (add_location_or_const_value_attribute): Support location lists.
8331 (add_bound_info): Likewise.
8332 (descr_info_loc): Update call of loc_descriptor_from_tree.
8333 (gen_variable_die): Work on location lists.
8334 * final.c (pass_final): Add dump file.
8335 * Makefile.in (dwarf2out.o): Add new dependencies.
8337 2009-09-17 Janis Johnson <janis187@us.ibm.com>
8340 * real.c decimal_from_integer, decimal_integer_string): New.
8341 (real_from_integer): Use them as special case for decimal float.
8342 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
8343 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
8344 Do not append zero after the decimal point in string to convert.
8346 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
8348 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
8349 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
8351 2009-09-17 Martin Jambor <mjambor@suse.cz>
8353 * common.opt (fipa-sra): New switch.
8354 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
8355 * timevar.def (TV_IPA_SRA): New timevar.
8356 * params.def (ipa-sra-ptr-growth-factor): New parameter.
8357 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
8358 * tree-sra.c: Include cgraph.c.
8359 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
8360 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
8361 and grp_not_necessarilly_dereferenced.
8362 (func_param_count): New variable.
8363 (encountered_apply_args): New variable.
8364 (bb_dereferences): New variable.
8365 (final_bbs): New variable.
8366 (no_accesses_representant): New variable.
8367 (no_accesses_p): New function.
8368 (dump_access): Dump the new fields.
8369 (sra_initialize): Set encountered_apply_args to false.
8370 (get_ssa_base_param): New function.
8371 (mark_parm_dereference): New function.
8372 (create_access): Caring for INIDRECT_REFs and different handling of
8373 varialble length accesses in early IPA SRA. Store the stmt - a new
8374 parameter - to the new access.
8375 (build_access_from_expr_1): New parameter stmt, passed to
8376 create_access. Handle INDIRECT_REFs.
8377 (build_access_from_expr): Pass the current statement to
8378 build_access_from_expr_1.
8379 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
8381 (build_accesses_from_assign): Pass the current statement to
8382 build_access_from_expr_1. Do not create assign links in IPA-SRA.
8383 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
8384 final_bbs when necessary. Check for calls to __builtin_apply_args.
8385 Fixup EH info if anythng was changed.
8386 (is_unused_scalar_param): New function.
8387 (ptr_parm_has_direct_uses): New function.
8388 (find_param_candidates): New function.
8389 (mark_maybe_modified): New function.
8390 (analyze_modified_params): New function.
8391 (propagate_dereference_distances): New function.
8392 (dump_dereferences_table): New function.
8393 (analyze_caller_dereference_legality): New function.
8394 (unmodified_by_ref_scalar_representative): New function.
8395 (splice_param_accesses): New function.
8396 (decide_one_param_reduction): New function.
8397 (enum ipa_splicing_result): New type.
8398 (splice_all_param_accesses): New function.
8399 (get_param_index): New function.
8400 (turn_representatives_into_adjustments): New function.
8401 (analyze_all_param_acesses): New function.
8402 (get_replaced_param_substitute): New function.
8403 (get_adjustment_for_base): New function.
8404 (replace_removed_params_ssa_names): New function.
8405 (sra_ipa_reset_debug_stmts): New function.
8406 (sra_ipa_modify_expr): New function.
8407 (sra_ipa_modify_assign): New function.
8408 (convert_callers): New function.
8409 (modify_function): New function.
8410 (ipa_sra_preliminary_function_checks): New function.
8411 (ipa_early_sra): New function.
8412 (ipa_early_sra_gate): New function.
8413 (pass_early_ipa_sra): New variable.
8414 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
8416 2009-09-17 Michael Matz <matz@suse.de>
8419 * tree.c (build_type_attribute_qual_variant): Export.
8420 * tree.h (build_type_attribute_qual_variant): Declare.
8421 * tree-inline.c (remap_type_1): Use it to build variants with
8422 the original qualifiers and attributes.
8424 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8426 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
8427 without a fallthrough edge.
8429 2009-09-16 DJ Delorie <dj@redhat.com>
8431 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
8432 chip and ignore the "fast_interrupt" attribute if so.
8434 2009-09-16 Richard Henderson <rth@redhat.com>
8437 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
8440 2009-09-16 Richard Henderson <rth@redhat.com>
8443 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
8444 is set only if DECL_NO_STATIC_CHAIN is unset.
8445 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
8446 (FOR_EACH_NEST_INFO): New.
8447 (walk_all_functions): Use it.
8448 (finalize_nesting_tree): Likewise.
8449 (unnest_nesting_tree): Likewise.
8450 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
8451 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
8452 (convert_gimple_call): Early out if gimple_call_chain already set.
8453 (convert_all_function_calls): Iterate until no new functions
8454 require a static chain.
8455 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
8456 when building a trampoline. Use dump_function_to_file instead
8458 (lower_nested_functions): Open dump_file. Validate that decls
8459 that have DECL_NO_STATIC_CHAIN from the front end don't have that
8460 bit reset by this pass.
8462 2009-09-16 Michael Matz <matz@suse.de>
8465 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
8466 shorten decl_common_unused.
8467 (DECL_RESTRICTED_P): New accessor.
8468 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
8469 to disambiguate marked decls and restrict pointers.
8471 2009-09-16 Richard Henderson <rth@redhat.com>
8474 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
8476 2009-09-16 Jakub Jelinek <jakub@redhat.com>
8478 * integrate.c (set_block_abstract_flags): Call
8479 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
8481 2009-09-16 Richard Guenther <rguenther@suse.de>
8484 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
8487 2009-09-16 DJ Delorie <dj@redhat.com>
8488 Kaz Kojima <kkojima@gcc.gnu.org>
8490 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
8491 (sh_expand_prologue): Update calls to output_stack_adjust.
8492 (sh_expand_epilogue): Likewise.
8494 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
8497 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
8498 trying to limit the extent of searches in the insn stream.
8500 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
8501 Jakub Jelinek <jakub@redhat.com>
8505 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
8507 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
8508 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
8509 (rs6000_savres_strategy): Always save FP registers inline if the
8510 target doesn't support hardware double-precision. Set the above
8511 bits in return value when needed.
8512 (rs6000_savres_routine_sym): Fix computation for cache selector.
8513 Mark the generated symbol as a function. Rename exitp argument to
8514 lr. Move code for determining the name of the symbol...
8515 (rs6000_savres_routine_name): ...here. New function. Add cases for
8516 getting the names right on AIX and 64-bit Linux.
8517 (savres_routine_name): New variable.
8518 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
8519 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
8520 on what the target routine uses as a base register. If savep && lr
8521 describe saving of r0 into memory slot.
8522 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
8523 line calls for AIX ABI.
8524 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
8525 determine FP save/restore functions.
8526 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
8527 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
8529 (rs6000_emit_epilogue): Adjust computation of restore_lr.
8530 Duplicate restoration of LR and execute the appropriate one
8531 depending on whether GPRs are being restored inline. Set r11 from
8532 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
8533 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
8534 Fix out of line calls for AIX ABI.
8535 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
8537 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
8539 (*restore_gpregs_spe): Likewise.
8540 (*return_and_restore_gpregs_spe): Likewise.
8541 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
8542 Define to empty string unconditionally.
8543 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
8544 Define to empty string unconditionally.
8545 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
8548 2009-09-15 Jan Hubicka <jh@suse.cz>
8550 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
8551 * params.def (inline-insns-auto): Likewise.
8553 2009-09-15 Martin Jambor <mjambor@suse.cz>
8555 * ipa-inline.c (estimate_function_body_sizes): Dump info about
8556 individual statements only at TDF_DETAILS dump level. Format
8557 source for 80 characters per line.
8559 2009-09-15 Christian Bruel <christian.bruel@st.com>
8561 * regrename.c (do_replace): Update REG_DEAD notes.
8563 2009-09-15 Revital Eres <eres@il.ibm.com>
8565 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
8566 * targhooks.c (default_builtin_support_vector_misalignment):
8567 New builtin function.
8568 * targhooks.h (default_builtin_support_vector_misalignment):
8570 * target.h (builtin_support_vector_misalignment):
8571 New field in struct gcc_target.
8572 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
8573 new builtin function.
8574 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
8576 * config/rs6000/rs6000.c
8577 (rs6000_builtin_support_vector_misalignment): New function.
8578 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
8580 2009-09-15 Jie Zhang <jie.zhang@analog.com>
8582 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
8584 (bfin_optimize_loop): Likewise.
8585 (bfin_gen_bundles): Likewise.
8586 (workaround_speculation): Likewise.
8587 (find_load): Return NULL_RTX for debug_insn.
8589 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
8591 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
8594 2009-09-14 DJ Delorie <dj@redhat.com>
8596 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
8597 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
8600 2009-09-14 Richard Henderson <rth@redhat.com>
8601 Jakub Jelinek <jakub@redhat.com>
8603 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
8604 * cfgbuild.c (make_edges): Handle asm goto.
8605 * cfglayout.c (fixup_reorder_chain): Likewise.
8606 * cfgrtl.c (patch_jump_insn): Likewise.
8607 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
8608 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
8609 (gimple_build_asm_vec): Add and use labels parameter.
8610 (gimple_build_asm): Remove.
8611 (walk_gimple_asm): Walk labels too.
8612 * gimple.def (GIMPLE_ASM): Update docs.
8613 * gimple.h: Update decls.
8614 (struct gimple_statement_asm): Change nc to use unsigned char;
8616 (gimple_asm_nlabels): New.
8617 (gimple_asm_label_op, gimple_asm_set_label_op): New.
8618 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
8619 into gimple_build_asm_vec.
8620 * jump.c (mark_jump_label_asm): New.
8621 (mark_jump_label): Use it.
8622 (redirect_jump_1): Handle asm goto.
8623 (invert_jump_1): Soft fail if X is null.
8624 * recog.c (extract_asm_operands): New.
8625 (asm_noperands): Use it; handle asm labels.
8626 (decode_asm_operands): Use extract_asm_operands.
8627 (asm_operand_ok): Properly handle empty string.
8628 * reg-stack.c (get_asm_operands_in_out): Rename from
8629 get_asm_operand_n_inputs; use extract_asm_operands; return both
8630 inputs and outputs by reference; update all callers.
8631 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
8632 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
8633 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
8634 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
8635 (extract_asm_operands): Declare.
8636 * stmt.c (expand_asm_operands): Add and use labels parameter.
8637 (check_unique_operand_names): Likewise.
8638 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
8639 (expand_asm_stmt): Handle asm labels.
8640 * tree-cfg.c (make_gimple_asm_edges): New.
8641 (make_edges): Use it.
8642 (cleanup_dead_labels): Handle asm labels.
8643 (is_ctrl_altering_stmt): Likewise.
8644 (gimple_redirect_edge_and_branch): Likewise.
8645 * tree.def (ASM_EXPR): Add 5th operand.
8646 * tree.h (ASM_LABELS): New.
8647 (resolve_asm_operand_names): Update decl.
8649 * c-parser.c (c_parser_asm_statement): Parse asm goto.
8650 (c_parser_asm_goto_operands): New.
8651 * c-tree.h (build_asm_expr): Update decl.
8652 * c-typeck.c (build_asm_expr): Add and use labels parameter.
8653 * doc/extend.texi: Document asm goto.
8655 2009-09-14 Richard Henderson <rth@redhat.com>
8657 * except.h: Update declarations.
8658 (struct pointer_map_t): Forward declare.
8659 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
8660 (struct eh_landing_pad_d, eh_landing_pad): New.
8661 (struct eh_catch_d, eh_catch): New.
8662 (struct eh_region_d): Remove next_region_sharing_label, aka,
8663 label, tree_label, landing_pad, post_landing_pad, resume,
8664 may_contain_throw. Rename region_number to index. Remove
8665 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
8666 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
8667 (VEC(eh_landing_pad,gc)): New.
8668 (struct eh_status): Remove last_region_number. Add lp_array,
8669 throw_stmt_table, ttype_data, ehspec_data.
8670 (ehr_next, FOR_ALL_EH_REGION_AT): New.
8671 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
8672 * except.c (lang_protect_cleanup_actions): Return tree.
8673 (struct ehl_map_entry): Remove.
8674 (init_eh_for_function): Push zero entries for region and lp_array.
8675 (gen_eh_region): Add to region_array immediately.
8676 (gen_eh_region_catch): Operate on eh_catch objects.
8677 (gen_eh_landing_pad): New.
8678 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
8679 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
8680 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
8681 (get_eh_landing_pad_from_number_fn): New.
8682 (get_eh_landing_pad_from_number): New.
8683 (get_eh_region_from_lp_number_fn): New.
8684 (get_eh_region_from_lp_number): New.
8685 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
8686 (get_exception_pointer, get_exception_filter): Remove.
8687 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
8688 (current_function_has_exception_handlers): Simplify.
8689 (bring_to_root, eh_region_replaceable_by_p): Remove.
8690 (replace_region, hash_type_list, hash_eh_region): Remove.
8691 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
8692 (label_to_region_map, num_eh_regions): Remove.
8693 (get_next_region_sharing_label, must_not_throw_labels): Remove.
8694 (find_exception_handler_labels): Remove.
8695 (duplicate_eh_regions_0, find_prev_try): Remove.
8696 (struct duplicate_eh_regions_data): New.
8697 (duplicate_eh_regions_1): Rewrite.
8698 (duplicate_eh_regions): Return a pointer map instead of an
8700 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
8701 (redirect_eh_edge_to_label): Remove.
8702 (eh_region_outermost): Rewrite using eh_region pointers
8703 instead of integers.
8704 (add_ttypes_entry): Update for ttype_data move to eh_status.
8705 (add_ehspec_entry): Rewrite with VEC instead of varray.
8706 (assign_filter_values): Likewise. Export.
8707 (build_post_landing_pads, connect_post_landing_pads): Remove.
8708 (dw2_build_landing_pads): Rewrite to use lp_array.
8709 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
8710 (sjlj_assign_call_site_values): Rewrite to use lp_array.
8711 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
8712 (sjlj_mark_call_sites): Update for landing pad numbers.
8713 (finish_eh_generation): Rewrite.
8714 (gate_handle_eh): Do nothing for no eh tree.
8715 (pass_rtl_eh): Move up near finish_eh_generation.
8716 (remove_eh_landing_pad): New.
8717 (remove_eh_handler): Export.
8718 (remove_eh_region, remove_eh_handler_and_replace): Remove.
8719 (for_each_eh_label): Rewrite to use lp_array.
8720 (make_reg_eh_region_note): New.
8721 (make_reg_eh_region_note_nothrow_nononlocal): New.
8722 (insn_could_throw_p): New.
8723 (copy_reg_eh_region_note_forward): New.
8724 (copy_reg_eh_region_note_backward): New.
8725 (check_handled, add_reachable_handler): Remove.
8726 (reachable_next_level, foreach_reachable_handler): Remove.
8727 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
8728 (get_eh_region_and_lp_from_rtx): New.
8729 (get_eh_region_from_rtx): New.
8730 (can_throw_internal_1, can_throw_external_1): Remove.
8731 (can_throw_internal): Use get_eh_region_from_rtx.
8732 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
8733 (insn_nothrow_p, can_nonlocal_goto): New.
8734 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
8735 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
8736 (add_action_record): Use VEC not varray.
8737 (collect_one_action_chain): Update for eh_region changes.
8738 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
8739 Use get_eh_region_and_lp_from_rtx.
8740 (gate_convert_to_eh_region_ranges): New.
8741 (pass_convert_to_eh_region_ranges): Use it.
8742 (push_uleb128, push_sleb128): Use VEC not varray.
8743 (output_one_function_exception_table): Likewise.
8744 (dump_eh_tree): Update for eh_region changes.
8745 (verify_eh_tree): Likewise.
8746 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
8747 * tree-eh.c: Include target.h.
8748 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
8749 Don't disallow GIMPLE_RESX; adjust argument check.
8750 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
8751 (record_stmt_eh_region): Update for landing pad numbers;
8752 generate a landing pad if necessary.
8753 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
8754 (remove_stmt_from_eh_lp_fn): Similarly.
8755 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
8756 Update for lp numbers; don't special case missing throw_stmt_table.
8757 (lookup_expr_eh_lp): Similarly.
8758 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
8759 (eh_seq, eh_region_may_contain_throw): New.
8760 (struct leh_state): Add ehp_region.
8761 (struct leh_tf_state): Remove eh_label.
8762 (emit_post_landing_pad): New.
8763 (emit_resx, emit_eh_dispatch): New.
8764 (note_eh_region_may_contain_throw): New.
8765 (frob_into_branch_around): Take eh_region not eh label;
8766 emit eh code into eh_seq.
8767 (honor_protect_cleanup_actions): Early exit for no actions. Don't
8768 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
8769 lower_eh_must_not_throw. Emit code to eh_seq.
8770 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
8771 (lower_try_finally_onedest): Likewise.
8772 (lower_try_finally_copy): Likewise.
8773 (lower_try_finally_switch): Likewise.
8774 (lower_try_finally): Initialize ehp_region.
8775 (lower_catch): Update for eh_catch objects.
8776 (lower_eh_filter): Don't handle must_not_throw.
8777 (lower_eh_must_not_throw): New.
8778 (lower_cleanup): Don't set eh_label.
8779 (lower_eh_constructs_2): Resolve eh builtins.
8780 Handle GIMPLE_EH_MUST_NOT_THROW.
8781 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
8782 Add eh_seq to the end of the function body.
8783 (make_eh_dispatch_edges): New.
8784 (make_eh_edge): Remove.
8785 (make_eh_edges): Simplify for landing pads.
8786 (redirect_eh_edge_1): New.
8787 (redirect_eh_edge): Use it.
8788 (redirect_eh_dispatch_edge): New.
8789 (stmt_could_throw_p): Use a switch. Allow RESX.
8790 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
8791 (stmt_can_throw_internal): Likewise.
8792 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
8793 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
8794 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
8795 (gate_refactor_eh): New.
8796 (pass_refactor_eh): Use it.
8797 (lower_resx, execute_lower_resx, pass_lower_resx): New.
8798 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
8799 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
8800 (remove_unreachable_handlers): Rename from
8801 tree_remove_unreachable_handlers; rewrite for landing pads;
8802 call remove_eh_handler directly.
8803 (remove_unreachable_handlers_no_lp): New.
8804 (unsplit_eh, unsplit_all_eh): New.
8805 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
8806 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
8807 (cleanup_empty_eh_unsplit): New.
8808 (cleanup_empty_eh): Rewrite.
8809 (cleanup_all_empty_eh): New.
8810 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
8811 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
8812 (gate_cleanup_eh): New.
8813 (pass_cleanup_eh): Use it.
8814 (verify_eh_edges): Move later in file. Expect one EH edge.
8815 (verify_eh_dispatch_edge): New.
8817 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
8818 (gtype-desc.o): Add TARGET_H.
8819 (tree.o): Use EXCEPT_H, not except.h.
8820 (cfgbuild.o): Add EXPR_H.
8821 (GTFILES): Add vecprim.h.
8822 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
8823 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
8824 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
8825 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
8826 * calls.c (emit_call_1): Use make_reg_eh_region_note.
8827 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
8828 calls to can_throw_internal.
8829 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
8830 (make_edges): Don't handle RESX; use can_nonlocal_goto.
8831 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
8832 (expand_gimple_stmt): Use make_reg_eh_region_note.
8833 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
8834 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
8835 or find_exception_handler_labels.
8836 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
8837 there is exacly one EH edge. Use can_nonlocal_goto and
8839 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
8840 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
8841 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
8842 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
8843 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
8844 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
8845 * dse.c (scan_insn): Use insn_could_throw_p.
8846 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
8847 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
8848 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
8849 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
8850 EXC_PTR_EXPR or FILTER_EXPR.
8851 (tree_expr_nonzero_warnv_p): Likewise.
8852 * function.h: Include vecprim.h, not varray.h
8853 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
8854 move ttype_data and ehspec_data members to struct eh_status; change
8855 action_record_data member to a VEC.
8856 * gcse.c (hash_scan_set): Use can_throw_internal.
8857 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
8858 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
8859 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
8860 (block_may_fallthru): Don't handle RESX_EXPR.
8861 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
8862 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
8863 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
8864 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
8865 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
8866 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
8867 (gimple_size): Likewise.
8868 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
8869 (gimple_build_resx): Use gimple_build_with_ops.
8870 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
8871 (is_gimple_val): Likewise.
8872 (is_gimple_stmt): Remove RESX_EXPR.
8873 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
8874 (GIMPLE_RESX): Reorder with other EH constructs.
8875 * gimple.h (struct gimple_statement_eh_mnt): New.
8876 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
8877 (gimple_eh_filter_must_not_throw): Remove.
8878 (gimple_eh_filter_set_must_not_throw): Remove.
8879 (gimple_eh_must_not_throw_fndecl): New.
8880 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
8881 (is_gimple_resx): New.
8882 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
8883 Don't copy EH_FILTER_MUST_NOT_THROW.
8884 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
8885 * ipa-inline.c (estimate_function_body_sizes): Don't try to
8886 handle must_not_throw_labels specially.
8887 * ipa-pure-const.c (check_call): Update debug statement for LP.
8888 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
8889 * ipa-utils.c (get_base_var): Likewise.
8890 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
8891 * lower-subreg.c (move_eh_region_note): Remove.
8892 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
8893 * omp-low.c (new_omp_context): Update for eh_lp_nr.
8894 (create_task_copyfn): Likewise.
8895 (maybe_catch_exception): Use gimple_build_eh_filter.
8896 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
8897 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
8898 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
8899 and pass_lower_resx.
8900 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
8901 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
8902 can_throw_internal, can_nonlocal_goto.
8903 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
8904 copy_reg_eh_region_note_forward.
8905 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
8906 (emit_output_reload_insns): Likewise.
8907 (copy_eh_notes): Remove.
8908 * rtl.def (RESX): Remove.
8909 * rtl.h: Update declarations.
8910 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
8911 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
8912 (update_eh_label): Remove.
8913 (cleanup_dead_labels_eh): New.
8914 (cleanup_deal_labels): Use it instead of update_eh_label.
8915 (gimple_merge_blocks): Update landing pad data structure when
8916 removing a landing pad label.
8917 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
8918 test; handle GIMPLE_EH_MUST_NOT_THROW.
8919 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
8920 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
8921 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
8922 (verify_stmt): Likewise. Verify landing pads.
8923 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
8924 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
8925 (struct move_stmt_d): Add eh_map.
8926 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
8927 (move_stmt_r): Remap eh region numbers in builtin calls,
8928 resx and eh_dispatch.
8929 (move_block_to_fn): Remove eh_offset parameter. Use
8930 maybe_duplicate_eh_stmt_fn.
8931 (find_outermost_region_in_block): Operate on eh_region pointers
8932 instead of region numbers.
8933 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
8934 duplicate_eh_regions.
8935 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
8936 test earlier. Disallow EH landing pads.
8937 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
8938 * tree-flow.h: Update declarations.
8939 (struct tree_ann_common_d): Replace rn with lp_nr.
8940 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
8941 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
8942 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
8943 resx and eh_dispatch.
8944 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
8945 (copy_edges_for_bb): Use make_eh_dispatch_edges.
8946 (copy_cfg_body): Expect eh_map instead of eh_region_offset
8947 from duplicate_eh_regions.
8948 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
8949 update RESX; handle EH_DISPATCH.
8950 (expand_call_inline): Set eh_lp_nr, not eh_region.
8951 (maybe_inline_call_in_expr): Likewise.
8952 * tree-inline.h (struct copy_body_data): Replace eh_region with
8953 eh_lp_nr, eh_region_offset with eh_map.
8954 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
8955 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
8956 * tree-pretty-print.c (dump_generic_node): Don't handle
8957 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
8958 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
8959 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
8960 EXC_PTR_EXPR, FILTER_EXPR.
8961 * tree-ssa-operands.c (get_expr_operands): Likewise.
8962 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
8963 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
8964 (ao_ref_init_from_vn_reference): Likewise.
8965 * tree-ssa-sink.c (statement_sink_location): Likewise.
8966 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
8967 (mark_virtual_phi_result_for_renaming): Export. Tidy.
8968 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
8969 EXC_PTR_EXPR, FILTER_EXPR.
8970 (is_exception_related): Remove.
8971 (compute_avail): Don't call it.
8972 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
8973 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
8974 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
8975 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
8977 (build_resx): Remove.
8978 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
8979 * tree.h: Update declarations.
8980 (EH_FILTER_MUST_NOT_THROW): Remove.
8981 (struct tree_label_decl): Add eh_landing_pad_nr.
8982 (EH_LANDING_PAD_NR): New.
8983 * value-prof.c (gimple_ic): Tidy variable names. Update for
8984 landing pad numbers.
8985 (gimple_stringop_fixed_value): Tidy variable names. Assert
8986 that neither call stmt can throw.
8987 * vecprim.h (uchar): New.
8988 (VEC(uchar,heap), VEC(uchar,gc)): New.
8990 * c-common.c (c_define_builtins): Update call to
8991 build_common_builtin_nodes.
8992 * c-parser.c (c_parse_file): Don't call
8993 default_init_unwind_resume_libfunc.
8995 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
8997 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
8998 (mips_cprestore_address_p): Likewise.
8999 (mips_save_gp_to_cprestore_slot): Likewise.
9000 (mips_restore_gp): Rename to...
9001 (mips_restore_gp_from_cprestore_slot): ...this.
9002 (mips_must_initialize_gp_p): Declare.
9003 (mips_emit_save_slot_move): Likewise.
9004 (mips_output_load_label): Return nothing.
9005 (mips_eh_uses): Declare.
9006 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
9007 (TARGET_CPRESTORE_DIRECTIVE): New macro.
9008 (TARGET_ABSOLUTE_JUMPS): Likewise.
9009 (EH_USES): Likewise.
9010 (FIRST_PSEUDO_REGISTER): Update comment.
9011 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
9012 (MIPS_CALL): ...here.
9013 (REGISTER_NAMES): Add $cprestore.
9014 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
9015 Add load_label_length, has_inflexible_gp_insn_p,
9016 has_flexible_gp_insn_p, must_initialize_gp_p and
9017 must_restore_gp_when_clobbered_p.
9018 (mips_expand_call): Don't generate split instructions here.
9019 (mips_split_call): Update the call to mips_restore_gp after
9020 the above name change.
9021 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
9022 (mips_find_gp_ref): New function.
9023 (mips_insn_has_inflexible_gp_ref_p): Likewise.
9024 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
9025 (mips_insn_has_flexible_gp_ref_p): Likewise.
9026 (mips_cfun_has_flexible_gp_ref_p): Likewise.
9027 (mips_function_has_gp_insn): Delete.
9028 (mips_global_pointer): Drop the df_regs_ever_live_p check.
9029 Use the new functions above. Only return INVALID_REGNUM
9030 for TARGET_ABSOLUTE_JUMPS.
9031 (mips_must_initialize_gp_p): New function.
9032 (mips_get_cprestore_base_and_offset): New function, extracted from...
9033 (mips_cprestore_slot): ...here. Take a bool parameter.
9034 (mips_cfun_has_cprestore_slot_p): New function.
9035 (mips_cprestore_address_p): Likewise.
9036 (mips_save_gp_to_cprestore_slot): Likewise.
9037 (mips_restore_gp): Rename to...
9038 (mips_restore_gp_from_cprestore_slot): ...this. Assert
9039 epilogue_completed. Update the call to mips_cprestore_slot.
9040 Test cfun->machine->must_restore_gp_when_clobbered_p.
9041 (mips_direct_save_slot_move_p): New function.
9042 (mips_emit_save_slot_move): Likewise.
9043 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
9044 of cfun->machine->global_pointer.
9045 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
9046 (mips_save_reg): Use mips_emit_save_slot_move.
9047 (mips_expand_prologue): Set must_initialize_gp_p.
9048 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
9049 for all cprestore saves. Emit a use_cprestore instruction after
9050 setting up the cprestore slot.
9051 (mips_restore_reg): Use mips_emit_save_slot_move.
9052 (mips_process_load_label): New function.
9053 (mips_load_label_length): Likewise.
9054 (mips_output_load_label): Don't return asm: output it here instead.
9055 Use mips_process_load_label.
9056 (mips_adjust_insn_length): Adjust the length of branch instructions
9057 that have length MAX_PIC_BRANCH_LENGTH.
9058 (mips_output_conditional_branch): Update the call to
9059 mips_output_load_label. Assume the branch target is OPERANDS[0]
9060 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
9061 (mips_output_order_conditional_branch): Swap the meaning of
9062 OPERANDS[0] and OPERANDS[1].
9063 (mips_variable_issue): Don't count ghost instructions.
9064 (mips_expand_ghost_gp_insns): New function.
9065 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
9066 (mips_output_mi_thunk): Set must_initialize_gp_p.
9067 (mips_eh_uses): New function.
9068 * config/mips/predicates.md (cprestore_save_slot_operand)
9069 (cprestore_load_slot_operand): New predicates.
9070 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
9071 (UNSPEC_MOVE_GP): Likewise.
9072 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
9073 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
9074 (CPRESTORE_SLOT_REGNUM): New register.
9075 (MAX_PIC_BRANCH_LENGTH): New constant.
9076 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
9077 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
9078 branches. Fix commentary.
9079 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
9080 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
9081 Change type to "ghost".
9082 (loadgp_absolute_<mode>): Likewise.
9083 (loadgp_rtp_<mode>): Likewise.
9084 (copygp_mips16): Likewise.
9085 (loadgp_blockage): Remove redundant mode attribute.
9086 (potential_cprestore): New instruction.
9087 (cprestore): Turn into an unspec set.
9088 (use_cprestore): New instruction.
9089 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
9090 (*branch_fp_inverted): Likewise.
9091 (*branch_order<mode>): Likewise.
9092 (*branch_order<mode>_inverted): Likewise.
9093 (*branch_equality<mode>): Likewise.
9094 (*branch_equality<mode>_inverted): Likewise.
9095 (*branch_bit<bbv><mode>): Likewise.
9096 (*branch_bit<bbv><mode>_inverted): Likewise.
9097 (*branch_equality<mode>_mips16): Remove redundant mode.
9098 (jump): Turn into a define_expand.
9099 (*jump_absolute): New instruction.
9100 (*jump_pic): Likewise.
9101 (*jump_mips16): Rename previously-unnamed pattern. Remove
9102 redundant mode attribute.
9103 (restore_gp): Split on epilogue_completed rather than
9104 reload_completed. Change type to "ghost".
9105 (move_gp<mode>): New instruction.
9106 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
9107 Remove redundant mode attribute.
9108 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
9109 (bc1any4f, bc1any2t, bc1any2f): Likewise.
9110 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
9112 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
9115 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
9116 are returned in the same register (vs34 or v2) that Altivec vector
9117 types are returned in.
9118 (rs6000_libcall_value): Ditto.
9121 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
9122 instead of explicit addsi3/adddi3 calls.
9123 (rs6000_split_multireg_move): Ditto.
9124 (rs6000_emit_allocate_stack): Ditto.
9125 (rs6000_emit_prologue): Ditto.
9126 (rs6000_output_mi_thunk): Ditto.
9128 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
9129 size is 64 bits if we can use 64-bit registers.
9131 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
9133 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
9136 From Jie Zhang <jie.zhang@analog.com>:
9137 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
9138 save FP and RETS with saveall attribute.
9139 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
9140 with saveall attribute.
9142 * config/bfin/bfin.c (bfin_expand_builtin,
9143 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
9146 From Jie Zhang <jie.zhang@analog.com>:
9147 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
9148 before use in two places.
9149 * config/bfin/bfin.md (AREG): Define mode iterator.
9150 (reload_in, reload_out): Use mode iterator AREG.
9152 2009-09-14 Richard Guenther <rguenther@suse.de>
9155 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
9156 EH personality path.
9158 2009-09-13 Richard Guenther <rguenther@suse.de>
9159 Rafael Avila de Espindola <espindola@google.com>
9161 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
9162 (LANG_HOOKS_EH_PERSONALITY): Likewise.
9163 (LANG_HOOKS_INITIALIZER): Adjust.
9164 (lhd_pass_through_t): Declare.
9165 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
9167 * langhooks.c (lhd_pass_through_t): New function.
9168 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
9169 dwarf2out_begin_prologue): Use personality from current_function_decl.
9170 * expr.h (get_personality_function): Declare.
9171 * expr.c (get_personality_function): New function.
9172 (build_personality_function): Likewise.
9173 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
9174 (eh_personality_libfunc): Remove.
9175 * optabs.c (build_libfunc_function): New function split out from ...
9176 (init_one_libfunc): ... here.
9177 * tree.h (DECL_FUNCTION_PERSONALITY): New.
9178 (tree_function_decl): Add personality.
9179 (lhd_gcc_personality): Declare.
9180 (build_personality_function): Likewise.
9181 * tree.c (gcc_eh_personality_decl): New.
9182 (lhd_gcc_personality): New function.
9183 * except.h (lang_eh_runtime_type): Remove.
9184 (enum eh_personality_kind): New.
9185 (build_personality_function): Declare.
9186 (function_needs_eh_personality): Declare.
9187 * except.c (lang_eh_runtime_type): Remove.
9188 (function_needs_eh_personality): New function.
9189 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
9190 (sjlj_emit_function_enter, output_function_exception_table):
9191 Use personality from current_function_decl.
9192 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
9193 * tree-inline.c (tree_can_inline_p): Do not inline across different
9195 (expand_call_inline): Likewise. Adjust the callers EH personality.
9196 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
9197 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
9198 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
9199 (c-parser.o): Likewise
9200 * c-tree.h (c_eh_initialized_p): Remove.
9201 (c_maybe_initialize_eh): Likewise.
9202 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
9203 (finish_decl): Don't call c_maybe_initialize_eh.
9204 (c_eh_initialized_p): Remove.
9205 (c_maybe_initialize_eh): Likewise.
9206 * c-parser.c (c_parser_omp_construct): Likewise.
9207 (c_parse_file): Initialize exception handling.
9209 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
9211 * config.gcc (tm_file): Remove i386/biarch32.h
9212 for i?86-w64-mingw* case.
9213 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
9215 * config.host: Set for x64 mingw the option
9216 use_long_long_for_widest_fast_int to yes.
9218 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
9220 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
9221 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
9222 (dbxout_begin_function): Likewise.
9223 * final.c (dwarf2_debug_info_emitted_p): New predicate.
9224 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
9225 set on the function.
9226 (final_end_function): Likewise.
9227 (final_scan_insn): Likewise.
9228 (rest_of_handle_final): Likewise.
9229 * varasm.c (assemble_start_function): Likewise.
9230 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
9232 2009-09-12 Jason Merrill <jason@redhat.com>
9234 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
9235 * opts.c (common_handle_option): constify.
9237 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
9239 * doc/install.texi (avr): Remove obsolete reference site.
9241 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
9243 * doc/install.texi (Binaries): Adjust AIX link.
9245 2009-09-12 Akim Demaille <demaille@gostai.com>
9247 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
9248 Use an imperative sentence.
9250 2009-09-11 Richard Henderson <rth@redhat.com>
9252 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
9253 structure-name and has-tree-operands arguments; update all entries.
9254 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
9256 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
9257 (gsstruct_code_size): New.
9258 (gss_for_code_): New.
9259 (gss_for_code): Remove.
9260 (gimple_size): Rewrite using gsstruct_code_size.
9261 (gimple_statement_structure): Move to gimple.h.
9262 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
9263 (gss_for_code, gimple_statement_structure): New.
9264 (gimple_ops): Use new arrays; tidy.
9266 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9268 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
9269 operand to be a PLUS expression.
9270 * config/pa/pa.c (pa_secondary_reload): Likewise.
9272 2009-09-11 Jakub Jelinek <jakub@redhat.com>
9274 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
9276 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
9279 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
9281 From Jie Zhang <jie.zhang@analog.com>:
9282 * doc/extend.texi (node Function Attributes): Document l2
9284 (node Blackfin Variable Attributes): Document l2 variable attributes.
9286 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
9288 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
9289 to match the system compiler's configuration at inflection point.
9290 Add comment to remark a remaining difference with system compiler.
9292 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
9293 * configure: Regenerate.
9295 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
9297 From Jie Zhang <jie.zhang@analog.com>:
9298 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
9299 (bfin_handle_l2_attribute): New.
9300 (bfin_attribute_table): Add l2 attribute.
9302 2009-09-11 Michael Matz <matz@suse.de>
9305 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
9306 on the local_decls list.
9308 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
9312 * cselib.c (cselib_expand_value_rtx_cb): Document callback
9314 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
9315 for VALUEs, to implement the documented interface.
9316 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
9317 Adjust for VALUEs and anything else, to implement the
9318 documented interface.
9320 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
9322 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
9323 with actual SPE/paired vector modes before using 64-bit alignment.
9324 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
9326 2009-09-10 DJ Delorie <dj@redhat.com>
9328 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
9331 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
9332 * config/mep/mep.c (mep_legitimate_constant_p): New.
9333 * config/mep/mep-protos.h: Prototype it.
9335 2009-09-10 Richard Henderson <rth@redhat.com>
9337 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
9339 2009-09-10 Jason Merrill <jason@redhat.com>
9341 * tree.c (chain_index): New fn.
9342 * tree.h: Declare it.
9344 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9346 * config/sol2-c.c (cmn_err_length_specs): Initialize
9347 scalar_identity_flag.
9349 2009-09-10 Richard Henderson <rth@redhat.com>
9351 * tree.h (struct tree_decl_common): Move align member earlier;
9352 move label_decl_uid member ...
9353 (struct tree_label_decl): ... here.
9354 (LABEL_DECL_UID): Update to match.
9356 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
9359 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
9360 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
9362 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
9363 dest_prev if the edge is complex.
9365 * tree-cfg.c (is_ctrl_stmt): Use a switch.
9367 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
9368 loop latch tests earlier.
9370 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
9371 before GIMPLE_RETURN, not after its predecessor; insert
9374 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
9375 gimple_seq_empty_p to test for no PHI nodes.
9376 * tree-cfg.c (split_critical_edges): Likewise.
9378 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
9380 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
9382 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
9383 introduced by the VTA branch merge.
9385 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
9387 * ira-conflicts.c: Use fputs or putc instead of fprintf
9391 * tree-switch-conversion.c: Ditto.
9393 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
9395 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
9396 introduced by the VTA branch merge.
9398 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
9401 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
9403 PR rtl-optimization/39779
9404 * expr.c (convert_modes): Return when mode == oldmode after
9405 CONST_INTs are processed.
9407 2009-09-10 Nick Clifton <nickc@redhat.com>
9409 * config/mep/mep.c (mep_encode_section_info): Copy weakness
9410 attribute and referring decl when creating renamed symbol.
9412 2009-09-10 Richard Guenther <rguenther@suse.de>
9415 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
9417 (cgraph_finalize_compilation_unit): Compute reachability
9418 before emitting thunks. Properly process aliases before
9419 possibly removing unreachable nodes.
9421 2009-09-10 Richard Guenther <rguenther@suse.de>
9424 * tree.c (struct free_lang_data_d): Add worklist member.
9425 (find_decls_types_r): Push onto the worklist instead of recursing.
9426 Handle TREE_BINFOs properly.
9427 (find_decls_types): New function wrapped around find_decls_types_r
9428 to process the worklist.
9429 (find_decls_types_in_eh_region): Use it.
9430 (find_decls_types_in_node): Likewise.
9431 (find_decls_types_in_var): Likewise.
9432 (free_lang_data_in_cgraph): Likewise. Free the worklist.
9433 * tree.h (RECORD_OR_UNION_TYPE_P): New.
9434 (AGGREGATE_TYPE_P): Adjust.
9436 2009-09-09 Jason Merrill <jason@redhat.com>
9438 * configure.ac: Check glibc version even if we have an in-tree
9441 2009-09-09 Anthony Green <green@moxielogic.com>
9443 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
9444 the constant 0 when appropriate.
9445 * config/moxie/constraints.md: Add constraint O.
9447 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
9448 to pass up to 6 32-bit argument values in registers.
9449 (moxie_function_arg): Ditto.
9450 (moxie_arg_partial_bytes): Ditto.
9451 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
9452 (REG_PARM_STACK_SPACE): Ditto.
9453 (FUNCTION_ARG_REGNO_P): Ditto.
9455 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
9456 instruction to allocate stack space.
9458 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
9460 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
9461 unnecessarily stringent constraints. Fix address
9462 calculation in the splitters.
9464 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
9466 PR rtl-optimization/39779
9467 * expr.c (convert_modes): Return when mode == oldmode after
9468 CONST_INTs are processed.
9470 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
9473 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
9474 (ix86_expand_prologue): Take frame.padding0 into logic of
9476 (ix86_expand_epilogue): Likewise.
9478 2009-09-09 Jakub Jelinek <jakub@redhat.com>
9480 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
9482 (SHLIB_LINK, SHLIB_INSTALL): Use them.
9483 * config/t-slibgcc-libgcc: New file.
9484 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
9486 2009-09-09 Martin Jambor <mjambor@suse.cz>
9488 PR tree-optimization/41089
9489 * tree-sra.c (find_var_candidates): Do not consider va_lists in
9492 2009-09-09 Richard Henderson <rth@redhat.com>
9494 * gimple.h (CASE_GIMPLE_OMP): New.
9495 (is_gimple_omp): Use it.
9496 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
9497 (verify_gimple_debug): Likewise.
9499 2009-09-09 Richard Guenther <rguenther@suse.de>
9501 PR tree-optimization/41101
9502 * tree-ssa-pre.c (maximal_set): Remove.
9503 (compute_antic_aux): Treat the maximal set as implicitly all ones.
9504 Defer all blocks we didn't visit at least one successor.
9505 (add_to_exp_gen): Do not add to the maximal set.
9506 (make_values_for_phi): Likewise.
9507 (compute_avail): Likewise.
9508 (init_pre): Do not allocate the maximal set.
9509 (execute_pre): Do not dump it.
9511 2009-09-09 Martin Jambor <mjambor@suse.cz>
9513 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
9514 an SSA_NAME rather than a is_gimple_variable.
9516 2009-09-09 Richard Guenther <rguenther@suse.de>
9519 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
9520 code dealing with plain pointer bases.
9521 (maybe_fold_offset_to_reference): Likewise.
9522 (maybe_fold_stmt_addition): Adjust.
9524 2009-09-09 Richard Guenther <rguenther@suse.de>
9526 * tree.c (free_lang_data_in_type): Do not free the type variant
9528 (free_lang_data): Merge char_type_node with its properly signed
9530 (pass_ipa_free): Collect after freeing language specific data.
9532 2009-09-09 Michael Matz <matz@suse.de>
9535 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
9536 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
9537 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
9540 2009-09-08 DJ Delorie <dj@redhat.com>
9542 * config/mep/mep.c (conversions[]): Add "ml" pattern.
9544 2009-09-04 Jason Merrill <jason@redhat.com>
9546 * tree.c (tree_find_value): Remove.
9547 * tree.h: Remove prototype.
9548 * varasm.c (assemble_external): Use value_member instead.
9550 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
9552 * toplev.c (process_options): Choose default debugging type when
9553 gtoggle enables debug info and type is unset.
9555 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
9559 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
9562 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
9564 * configure: Rebuilt with modified libtool.m4.
9566 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
9571 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
9573 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
9575 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
9576 (remove_statement): Likewise.
9577 (rewrite_use_nonlinear_expr): Adjust.
9578 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
9579 * tree-ssa.c (release_defs_bitset): ... this. New.
9580 * tree-flow.h (release_defs_bitset): Declare.
9582 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
9585 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
9586 in the middle block.
9588 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
9590 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
9591 via intptr_t to long type.
9592 (insert_operand_rank): Cast long type via intptr_t to
9594 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
9596 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
9597 from pointer to unsigned via uintptr_t.
9599 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
9600 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
9602 * configure: Regenerated.
9603 * config.in: Regenerated
9604 * system.h (stdint.h): Add include.
9605 (inttypes.h): Likewise.
9606 * Makefile.in (aclocal): Add config/stdint.m4.
9607 * aclocal.m4: Regenerated.
9609 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
9611 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
9613 (note_np_check_stores): New function.
9614 (harmless_null_pointer_p): New function.
9615 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
9616 changed. Take into account whether we're in the shadow of a condjump
9617 that tested NP_REG for NULL.
9618 Lose all code that tested for SEQUENCEs.
9619 (workaround_speculation): Avoid inserting NOPs for loads that are
9620 either always executed or a NULL pointer.
9622 2009-09-08 Jan Hubicka <jh@suse.cz>
9624 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
9625 * params.def (early-inlining-insns): Likewise.
9627 2009-09-08 Jakub Jelinek <jakub@redhat.com>
9629 PR rtl-optimization/41239
9630 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
9631 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
9633 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
9634 across calls, as the calls might not always return normally.
9635 (call_may_noreturn_p): New function.
9636 (deps_analyze_insn): Update last_function_call_may_noreturn list.
9637 (init_deps): Initialize it.
9638 (remove_from_deps): Also remove calls from
9639 last_function_call_may_noreturn list.
9641 2009-09-07 Richard Henderson <rth@redhat.com>
9643 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
9644 more VR->OPERANDS than LHS operands. Free LHS before returning.
9646 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
9648 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
9649 (attr "addrtype"): New member "spreg".
9650 Use it if mem_spfp_address_operand is true for the address.
9651 (attr "type"): New entry "stall".
9652 (cpu_unit "load"): New.
9653 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
9655 (insn_reservation "loadsp"): New.
9656 (insn_reservation "load_stall1"): New.
9657 (insn_reservation "load_stall3"): New.
9659 * config/bfin/predicates.md (const1_operand, const3_operand): New.
9660 (mem_p_address_operand): Exclude stack and frame pointer based
9662 (mem_spfp_address_operand): New; match them here.
9663 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
9664 (bfin_reorg): Call it if scheduling insns.
9665 (bfin_gen_bundles): Remove dummy insns created by
9666 add_sched_insns_for_speculation.
9668 From Jie Zhang <jie.zhang@analog.com>:
9669 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
9670 bfin_si_revision, bfin_workarounds): Move these ...
9671 * config/bfin/bfin.h: ... here.
9673 From Mike Frysinger <michael.frysinger@analog.com>
9674 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
9675 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
9676 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
9677 bf547m, bf548m, and bf549m.
9678 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
9679 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
9680 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
9681 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
9682 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
9683 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
9684 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
9685 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
9686 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
9687 bf542m, bf544m, bf547m, bf548m, and bf549m.
9689 From Jie Zhang <jie.zhang@analog.com>:
9690 * config/bfin/predicates.md (p_register_operand): New predicate.
9691 (dp_register_operand): New predicate.
9692 * config/bfin/bfin-protos.h (WA_05000074): Define.
9693 (ENABLE_WA_05000074): Define.
9694 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
9695 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
9696 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
9697 (define_attr addrtype): Allow load/store register to be P register.
9698 (define_attr storereg): New.
9699 (define_cpu_unit anomaly_05000074): New.
9700 (define_insn_reservation dsp32shiftimm): New.
9701 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
9702 (define_insn_reservation loadp): Cannot use slot2.
9703 (define_insn_reservation loadsp): Cannot use slot2.
9704 (define_insn_reservation storep): Cannot use slot2. Does not
9705 apply when working around 05000074.
9706 (define_insn_reservation storep_anomaly_05000074): New.
9707 (define_insn_reservation storei): Does not apply when working
9709 (define_insn_reservation storei_anomaly_05000074): New.
9710 (define_attr length): Add dsp32shiftimm case.
9711 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
9712 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
9713 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
9714 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
9715 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
9717 2009-09-07 Martin Jambor <mjambor@suse.cz>
9720 * tree-sra.c (create_artificial_child_access): Return NULL if
9721 build_ref_for_offset fails.
9722 (propagate_subacesses_accross_link): Allow build_ref_for_offset
9723 and create_artificial_child_access to fail.
9725 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
9728 * unwind-dw2.c (uw_init_context_1): Mark noinline.
9729 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
9730 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
9732 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
9734 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
9735 block, ensure it has an exit edge. Emit a barrier after a jump.
9737 2009-09-07 Nick Clifton <nickc@redhat.com>
9739 * gcc.c (this_is_linker_script): New variable. Like
9740 this_is_library_file but for the %T constructor.
9741 (end_going_arg): If this_is_linker_script is set then locate the
9742 script and insert a --script switch before it
9743 (do_spec_2): Initialise this_is_linker_script.
9744 (do_spec_1): Likewise. Handle %T construct.
9745 (eval_spec_function): Preserve this_is_linker_script.
9746 * doc/invoke.texi: Document %T construct in spec files.
9747 * config/m32c/m32c.h (LIB_SPEC): Use it.
9749 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9751 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
9752 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
9753 when volatile flag is set.
9754 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
9756 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
9759 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
9760 (combine_stack_adjustments_for_block): Allow insns between stack
9761 adjustments and stores with corresponding pre-(dec|inc)rement or
9762 pre-modify operation.
9764 2009-09-06 Jakub Jelinek <jakub@redhat.com>
9767 * combine-stack-adj.c (struct csa_memlist): Rename to...
9768 (struct csa_reflist): ... this. Rename mem field to ref.
9769 (free_csa_memlist): Rename to...
9770 (free_csa_reflist): ... this.
9771 (record_one_stack_memref): Rename to...
9772 (record_one_stack_ref): ... this. Handle also REG_P.
9773 (try_apply_stack_adjustment): Handle also REG_P.
9774 (struct record_stack_memrefs_data): Rename to...
9775 (struct record_stack_refs_data): ... this. Rename memlist field to
9777 (record_stack_memrefs): Rename to...
9778 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
9779 subexpressions instead of failing when a MEM contains SP references.
9780 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
9781 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
9783 2009-09-06 Richard Guenther <rguenther@suse.de>
9786 * tree.c (build_array_type): Do not record types marked
9787 with structural equality in the canonical type hashtable.
9789 2009-09-06 Richard Guenther <rguenther@suse.de>
9792 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
9794 2009-09-05 Richard Guenther <rguenther@suse.de>
9797 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
9799 2009-09-05 Richard Guenther <rguenther@suse.de>
9802 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
9804 2009-09-05 Richard Guenther <rguenther@suse.de>
9807 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
9808 before comparing function argument types.
9810 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
9813 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
9816 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
9819 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
9821 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
9822 locators before emit_insn is called.
9824 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
9827 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
9828 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
9829 (reginfo_init): Don't call allocate_reg_info.
9831 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
9834 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
9835 NONDEBUG_INSN_P instead of INSN_P.
9837 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
9840 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
9842 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
9845 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
9846 pattern of the split.
9848 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
9850 * toplev.c (process_options): Move setter of flag_var_tracking
9851 before other tests that depend on it. Move down setter of
9852 flag_rename_registers. Don't enable var-tracking-assignments
9853 by default if selective scheduling is enabled. Warn if both
9856 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
9858 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
9859 comment. Use switch statement to catch overlaps between rtx
9860 and tree codes. Accept FUNCTION_DECLs in addition to those in...
9861 (IS_DECL_CODE): ... here. Remove.
9862 (check_value_is_not_decl): Remove.
9863 (dv_from_decl, dv_from_value): Check after conversion.
9865 2009-09-04 Richard Guenther <rguenther@suse.de>
9868 * (cgraph_finalize_compilation_unit): Move finalizing aliases
9869 after emitting tunks. Move emitting thunks and ctors from ...
9870 (cgraph_optimize): ... here. Remove redundant
9871 cgraph_analyze_functions.
9872 * varasm.c (find_decl_and_mark_needed): Remove no longer
9874 (finish_aliases_1): Adjust check for thunk aliases.
9876 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
9878 * config/arm/arm.md (ctzsi2): Added braces
9879 to avoid warning that broke booststrap.
9881 2009-09-04 Martin Jambor <mjambor@suse.cz>
9883 PR tree-optimization/41112
9884 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
9885 handle variable-bounded arrays.
9886 (expr_with_var_bounded_array_refs_p): New function.
9887 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
9889 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
9891 * config/s390/2097.md: Removed two incorrect bypasses.
9892 (z10_fsimpdf): Fixed latency.
9893 (z10_fhex): New insn_reservation.
9894 (z10_floaddf): Fixed latency.
9895 (z10_floadsf): Fixed latency.
9896 (z10_ftrunctf): Fixed latency.
9897 (z10_ftruncdf): Fixed latency.
9898 * config/s390/s390.c (z10_cost): Fixed values.
9899 (s390_adjust_priority): Added z10 path.
9900 * config/s390/s390.md (type): Added fhex.
9901 (*mov<mode>_64dfp): Updated type attribute.
9902 (*mov<mode>_64): Updated type attribute.
9903 (*mov<mode>_31): Updated type attribute.
9904 (*mov<mode>"): Likewise.
9905 * config/s390/2084.md (x_fsimpdf): Updated condition.
9907 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
9909 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
9910 RTXs in the predicate for operand 1.
9912 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
9914 * config/arm/arm.md (UNSPEC_RBIT): New constant.
9915 (rbitsi2): New insn.
9916 (ctzsi2): New expand.
9917 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
9919 2009-09-03 Martin Jambor <mjambor@suse.cz>
9921 * tree-sra.c (duplicate_expr_for_different_base): Removed.
9922 (create_artificial_child_access): Use build_ref_for_offset instead
9923 of duplicate_expr_for_different_base.
9924 (propagate_subacesses_accross_link): Likewise.
9926 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
9928 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
9930 (mips16e_collect_argument_saves): Skip debug instructions.
9931 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
9932 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
9933 (r10k_insert_cache_barriers): Likewise.
9934 (mips_reorg_process_insns): Likewise.
9936 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
9939 * ira.c (update_equiv_reg): Remove check on class likely spill.
9941 2009-09-03 Jakub Jelinek <jakub@redhat.com>
9944 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
9945 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
9949 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
9950 the stack slot if it is passed by invisible reference.
9951 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
9952 by invisible reference.
9954 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
9956 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
9957 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
9958 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
9960 * config/bfin/sync.md: New file.
9961 * config/bfin/bfin.md: Include it.
9962 (UNSPEC_ATOMIC): New.
9963 (UNSPEC_ONES): Provide a unique number.
9965 From Jie Zhang <jie.zhang@analog.com>:
9966 * config/bfin/bfin.c (ret_regs): New.
9967 (must_save_fp_p): Don't return true because of frame_pointer_needed.
9968 (must_save_rets_p): New.
9969 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
9970 current_function_is_leaf.
9971 (do_link): Likewise.
9972 (do_unlink): Likewise.
9973 (expand_interrupt_handler_prologue): Use ret_regs array.
9974 (expand_interrupt_handler_epilogue): Use ret_regs array and
9975 pass return register to gen_return_internal.
9976 (bfin_expand_epilogue): Pass return register to
9977 gen_return_internal.
9978 (bfin_expand_call): Explicitly clobber RETS.
9979 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
9980 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
9981 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
9982 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
9984 (return_internal): Take a reg rtx rather than the register number.
9986 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
9988 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
9989 when comparing against estimated_loop_iterations_int return.
9991 2009-09-03 Richard Guenther <rguenther@suse.de>
9993 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
9994 eh_personality_libfunc.
9996 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
9998 * tree-parloops.c (separate_decls_in_region): Add space.
10000 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
10002 * tree-parloops.c (separate_decls_in_region): Change the condition
10003 checking if there are reductions in the loop.
10005 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
10007 PR tree-optimization/38275
10008 * tree-parloops.c (parallelize_loops): Replace profitability condition
10009 for expected number of iterations.
10011 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
10013 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
10014 (bootstrap-debug): Explain conditions in which it becomes default.
10015 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
10018 2009-09-03 Namhyung Kim <namhyung@gmail.com>
10020 * doc/invoke.texi (Optimize Options): Move
10021 -finline-small-functions to the -O2 list.
10023 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
10025 * toplev.c (process_options): Enable var-tracking-assignments
10026 by default if var-tracking is enabled.
10028 2009-09-02 David Daney <ddaney@caviumnetworks.com>
10030 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
10032 * emit-rtl.c (prev_nonnote_insn_bb): New function.
10033 * rtl.h (prev_nonnote_insn_bb): Declare it.
10035 2009-09-03 Diego Novillo <dnovillo@google.com>
10037 * cgraph.c (cgraph_node_for_decl): New.
10038 * cgraph.h (cgraph_node_for_decl): Declare.
10039 * tree.c (host_integerp): Return 0 if T is NULL.
10041 2009-09-03 Diego Novillo <dnovillo@google.com>
10043 * tree.h (struct alias_pair): Move from varasm.c.
10044 (alias_pairs): Likewise.
10045 (TYPE_MAXVAL): Define.
10046 (TYPE_MINVAL): Define.
10047 (iterative_hash_host_wide_int): Declare.
10048 (remove_unreachable_alias_pairs): Declare.
10049 * tree-pass.h (pass_ipa_free_lang_data): Declare.
10050 * diagnostic.c (default_diagnostic_starter): Make extern.
10051 (default_diagnostic_finalizer): Make extern.
10052 * diagnostic.h (default_diagnostic_starter): Declare.
10053 (default_diagnostic_finalizer): Declare.
10054 (default_tree_printer): Declare.
10055 * toplev.c (default_tree_printer): Make extern.
10057 2009-09-03 Richard Guenther <rguenther@suse.de>
10058 Diego Novillo <dnovillo@google.com>
10060 * cgraph.c (cgraph_add_new_function): Remove gimplification.
10061 * cgraphunit.c (cgraph_expand_function): Do not emit
10062 associated thunks from here.
10063 (cgraph_emit_thunks): New.
10064 (cgraph_optimize): Call it.
10065 Return if any IPA pass finds an error.
10066 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
10069 2009-09-03 Simon Baldwin <simonb@google.com>
10070 Rafael Espindola <espindola@google.com>
10071 Richard Guenther <rguenther@suse.de>
10072 Doug Kwan <dougkwan@google.com>
10073 Diego Novillo <dnovillo@google.com>
10075 * tree.c: Include tree-pass.h, langhooks-def.h,
10076 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
10077 (free_lang_data_in_type): New.
10078 (need_assembler_name_p): New.
10079 (free_lang_data_in_block): New.
10080 (free_lang_data_in_decl): New.
10081 (struct free_lang_data_d): New.
10082 (add_tree_to_fld_list): New.
10083 (find_decls_types_r): New.
10084 (get_eh_types_for_runtime): New.
10085 (find_decls_types_in_eh_region): New.
10086 (find_decls_types_in_node): New.
10087 (find_decls_types_in_var): New.
10088 (free_lang_data_in_cgraph): New.
10089 (free_lang_data): New.
10090 (gate_free_lang_data): New.
10091 (pass_ipa_free_lang_data): New.
10093 2009-09-03 Diego Novillo <dnovillo@google.com>
10095 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
10096 * langhooks.h (struct lang_hooks): Add field free_lang_data.
10097 (lang_hooks): Remove const qualifier.
10098 * ipa.c (cgraph_remove_unreachable_nodes): Call
10099 remove_unreachable_alias_pairs.
10100 * except.c (add_type_for_runtime): Check if TYPE has
10101 already been converted.
10102 (lookup_type_for_runtime): Likewise.
10103 (check_handled): Handle converted types.
10104 * varasm.c (remove_unreachable_alias_pairs): New.
10105 * gimple.c: Include demangle.h.
10106 (gimple_decl_printable_name): New.
10107 (gimple_fold_obj_type_ref): New.
10108 * gimple.h (gimple_decl_printable_name): Declare.
10109 (gimple_fold_obj_type_ref): Declare.
10110 * passes.c (init_optimization_passes): Add pass
10111 pass_ipa_free_lang_data.
10112 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
10113 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
10115 2009-09-03 Diego Novillo <dnovillo@google.com>
10117 * c-lang.c (lang_hooks): Remove const qualifier.
10119 2009-09-02 Loren James Rittle <ljrittle@acm.org>
10121 * doc/install.texi (*-*-freebsd*): Update target information.
10123 2009-09-02 Anatoly Sokolov <aesok@post.ru>
10125 * hard-reg-set.h (call_fixed_regs): Remove.
10126 * reginfo.c (call_fixed_regs): Remove.
10127 (init_reg_sets_1): Remove initialization of call_fixed_regs.
10128 (globalize_reg): Don't use call_fixed_regs.
10129 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
10132 2009-09-01 Michael Matz <matz@suse.de>
10134 * expr.h (emit_storent_insn, expand_expr_real_1,
10135 expand_expr_real_2): Declare.
10136 * expr.c (emit_storent_insn, expand_expr_real_1,
10137 expand_expr_real_2): Export.
10138 (store_expr): Setting and evaluating dont_return_target is useless.
10139 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
10140 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
10141 * except.c (expand_resx_expr): Rename to ...
10142 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
10143 * except.h (expand_resx_stmt): Declare.
10144 * stmt.c: Add include gimple.h
10145 (expand_asm_expr): Rename to ...
10146 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
10147 (expand_case): Rewrite to take gimple statement.
10148 * tree.h (expand_asm_stmt): Declare.
10149 (expand_case): Change prototype.
10150 * Makefile.in (stmt.o): Depend on gimple.h.
10151 * builtins.c (expand_builtin_synchronize): Build gimple asm
10152 statement, not an ASM_EXPR.
10153 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
10154 gimple_to_tree, release_stmt_tree): Remove.
10155 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
10156 ggc_free, but hold comparison code and operands separately.
10157 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
10158 (expand_call_stmt, expand_gimple_stmt_1,
10159 expand_gimple_stmt): New helpers.
10160 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
10161 release_stmt_tree. Call expand_gimple_stmt instead.
10162 (expand_gimple_basic_block): Ditto.
10164 * calls.c (emit_call_1): Don't look at EH regions here, make
10165 fntree parameter useless.
10166 (expand_call): New local rettype for TREE_TYPE(exp), use it
10167 throughout. Remove local p, use addr instead.
10168 Don't look at EH regions here.
10170 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
10172 * doc/invoke.texi (-fsched-pressure): Document it.
10173 (-fsched-reg-pressure-heuristic): Remove it.
10175 * reload.c (ira.h): Include.
10176 (find_reloads): Add choosing reload on number of small spilled
10179 * haifa-sched.c (ira.h): Include.
10180 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
10181 saved_reg_pressure, curr_reg_live, saved_reg_live,
10182 region_ref_regs): New variables.
10183 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
10184 initiate_reg_pressure_info, setup_ref_regs,
10185 initiate_bb_reg_pressure_info, save_reg_pressure,
10186 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
10188 (setup_insn_reg_pressure_info): New function.
10189 (rank_for_schedule): Add pressure checking and insn issue time.
10190 Remove comparison of insn reg weights.
10191 (ready_sort): Set insn reg pressure info.
10192 (update_register_pressure, setup_insn_max_reg_pressure,
10193 update_reg_and_insn_max_reg_pressure,
10194 sched_setup_bb_reg_pressure_info): New functions.
10195 (schedule_insn): Add code for printing and updating reg pressure info.
10196 (find_set_reg_weight, find_insn_reg_weight): Remove.
10197 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
10198 (debug_ready_list): Print reg pressure info.
10199 (schedule_block): Ditto. Check insn issue time.
10200 (sched_init): Set up sched_pressure_p. Allocate and set up some
10201 reg pressure related info.
10202 (sched_finish): Free some reg pressure related info.
10203 (fix_tick_ready): Make insn always ready if pressure_p.
10204 (init_h_i_d): Don't call find_insn_reg_weight.
10205 (haifa_finish_h_i_d): Free insn reg pressure info.
10207 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
10208 ira_memory_move_cost, ira_class_hard_regs,
10209 ira_class_hard_regs_num, ira_no_alloc_regs,
10210 ira_available_class_regs, ira_reg_class_cover_size,
10211 ira_reg_class_cover, ira_class_translate): Move to ira.h.
10213 * ira-lives.c (single_reg_class): Check mode to find how many
10214 registers are necessary for operand.
10215 (ira_implicitly_set_insn_hard_regs): New.
10217 * common.opt (fsched-pressure): New options.
10218 (fsched-reg-pressure-heuristic): Remove.
10220 * ira.c (setup_eliminable_regset): Rename to
10221 ira_setup_eliminable_regset. Make it external.
10222 (expand_reg_info): Pass cover class to setup_reg_classes.
10223 (ira): Call resize_reg_info instead of allocate_reg_info.
10225 * sched-deps.c: Include ira.h.
10226 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
10227 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
10228 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
10229 mark_insn_hard_regno_birth, mark_insn_reg_birth,
10230 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
10231 mark_insn_reg_store, mark_insn_reg_clobber,
10232 setup_insn_reg_pressure_info): New.
10233 (sched_analyze_1): Update implicit_reg_pending_uses.
10234 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
10235 Use them to create dependencies. Set insn reg uses and pressure
10236 info. Process reg_pending_uses in one place.
10237 (free_deps): Free implicit sets.
10238 (remove_from_deps): Remove implicit sets if necessary. Check
10239 implicit sets when clearing reg_last_in_use.
10240 (init_deps_global): Clear implicit_reg_pending_clobbers and
10241 implicit_reg_pending_uses.
10243 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
10244 ira_memory_move_cost, ira_class_hard_regs,
10245 ira_class_hard_regs_num, ira_no_alloc_regs,
10246 ira_available_class_regs, ira_reg_class_cover_size,
10247 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
10248 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
10249 ira_implicitly_set_insn_hard_regs): New prototypes.
10251 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
10252 cost_elements_num): New variables.
10253 (allocno_costs, total_costs): Rename to costs and
10254 total_allocno_costs.
10255 (COSTS_OF_ALLOCNO): Rename to COSTS.
10256 (allocno_pref): Rename to pref.
10257 (allocno_pref_buffer): Rename to pref_buffer.
10258 (common_classes): Rename to regno_cover_class.
10260 (record_reg_classes): Set allocno attributes only if allocno_p.
10261 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
10262 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
10263 and COSTS_OF_ALLOCNO.
10264 (print_costs): Rename to print_allocno_costs.
10265 (print_pseudo_costs): New.
10266 (process_bb_node_for_costs): Split into 2 functions with new
10267 function process_bb_for_costs. Pass BB to process_bb_for_costs.
10268 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
10269 new parameter dump_file. Use cost_elements_num instead of
10270 ira_allocnos_num. Make one iteration if preferred classes were
10271 already calculated for scheduler. Make 2 versions of code
10272 depending on allocno_p.
10273 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
10274 regno_cover_class and COSTS instead of common_classes and
10276 (init_costs, finish_costs): New.
10277 (ira_costs): Set up allocno_p and cost_elements_num. Call
10278 init_costs and finish_costs.
10279 (ira_set_pseudo_classes): New.
10281 * rtl.h (allocate_reg_info): Remove.
10282 (resize_reg_info): Change return type.
10283 (reg_cover_class): New.
10284 (setup_reg_classes): Add new parameter.
10286 * sched-int.h (struct deps_reg): New member implicit_sets.
10287 (sched_pressure_p, sched_regno_cover_class): New external definitions.
10288 (INCREASE_BITS): New macro.
10289 (struct reg_pressure_data, struct reg_use_data): New.
10290 (struct _haifa_insn_data): Remove reg_weight. Add members
10291 reg_pressure, reg_use_list, reg_set_list, and
10292 reg_pressure_excess_cost_change.
10293 (struct deps): New member implicit_sets.
10294 (pressure_p): New variable.
10295 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
10296 (struct reg_pressure_data, struct reg_use_data): New.
10297 (INSN_REG_WEIGHT): Remove.
10298 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
10299 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
10300 (sched_init_region_reg_pressure_info,
10301 sched_setup_bb_reg_pressure_info): New prototypes.
10303 * reginfo.c (struct reg_pref): New member coverclass.
10304 (reg_cover_class): New function.
10305 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
10306 (reg_info_size): New variable.
10307 (allocate_reg_info): Make static. Setup reg_info_size.
10308 (resize_reg_info): Use reg_info_size. Return flag of resizing.
10309 (setup_reg_classes): Add a new parameter. Setup cover class too.
10311 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
10314 * sched-rgn.c (deps_join): Set up implicit_sets.
10315 (schedule_region): Set up region and basic blocks pressure
10318 * passes.c (init_optimization_passes): Move
10319 pass_subregs_of_mode_init before pass_sched.
10321 2009-09-02 Martin Jambor <mjambor@suse.cz>
10323 * tree-sra.c (struct access): New field grp_hint.
10324 (dump_access): Dump grp_hint.
10325 (sort_and_splice_var_accesses): Set grp_hint if a group is read
10327 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
10328 those which have been specifically read and somehow written to.
10329 (propagate_subacesses_accross_link): Set grp_hint of right child and
10330 also possibly of the left child.
10332 2009-09-02 Jakub Jelinek <jakub@redhat.com>
10334 * tree-object-size.c (addr_object_size): Always use object_size_type
10335 0 or 2 when determining the pointer pointed object size.
10337 2009-09-02 Richard Guenther <rguenther@suse.de>
10340 2009-08-31 Richard Guenther <rguenther@suse.de>
10342 * builtins.c (fold_builtin_memory_op): Use the alias oracle
10343 to query if the memory regions for memmove overlap.
10344 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
10345 asserts on pointers, instead deal with odd trees.
10346 (ptr_derefs_may_alias_p): Likewise.
10347 (refs_may_alias_p_1): Constructor bases also never alias.
10349 2009-08-01 Christian Bruel <christian.bruel@st.com>
10352 2009-07-31 Christian Bruel <christian.bruel@st.com>
10353 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
10355 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
10357 * doc/invoke.texi (-fvar-tracking-assignments): New.
10358 (-fvar-tracking-assignments-toggle): New.
10359 (-fdump-final-insns=file): Mark filename as optional.
10360 (--param min-nondebug-insn-uid): New.
10361 (-gdwarf-@{version}): Mention version 4.
10362 * opts.c (common_handle_option): Accept it.
10363 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
10364 * regrename.c (regrename_optimize): Drop last. Don't count debug
10365 insns as uses. Don't reject change because of debug insn.
10366 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
10367 from the chain starter, and check for inexact matches in DEBUG_INSNS.
10368 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
10369 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
10370 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
10371 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
10372 * doc/gimple.texi (is_gimple_debug): New.
10373 (gimple_debug_bind_p): New.
10374 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
10375 * doc/install.texi (bootstrap-debug): More details.
10376 (bootstrap-debug-big, bootstrap-debug-lean): Document.
10377 (bootstrap-debug-lib): More details.
10378 (bootstrap-debug-ckovw): Update.
10379 (bootstrap-time): New.
10380 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
10381 (insert_phi_nodes_for): Insert debug stmts.
10382 (rewrite_stmt): Take iterator. Insert debug stmts.
10383 (rewrite_enter_block): Adjust.
10384 (maybe_replace_use_in_debug_stmt): New.
10385 (rewrite_update_stmt): Use it.
10386 (mark_use_interesting): Return early for debug stmts.
10387 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
10388 stmts before replacing stmt.
10389 (move_computations_stmt): Likewise.
10390 * ira-conflicts.c (add_copies): Skip debug insns.
10391 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
10392 (regstat_bb_compute_ri): Skip debug insns.
10393 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
10394 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
10395 check_loop_closed_ssa_stmt): Skip debug stmts.
10396 * tree-tailcall.c (find_tail_calls): Likewise.
10397 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
10398 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
10399 (build_var_debug_value_stat): Declare.
10400 (build_var_debug_value): Define.
10401 (target_for_debug_bind): Declare.
10402 * reload.c (find_equiv_reg): Skip debug insns.
10403 * rtlanal.c (reg_used_between_p): Skip debug insns.
10404 (side_effects_p): Likewise.
10405 (canonicalize_condition): Likewise.
10406 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
10407 insns never depend on debug insns.
10408 (create_ddg_dep_no_link): Likewise.
10409 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
10410 Don't add inter-loop dependencies for debug insns.
10411 (build_intra_loop_deps): Likewise.
10412 (create_ddg): Count debug insns.
10413 * ddg.h (struct ddg::num_debug): New.
10414 (num_backargs): Pair up with previous int field.
10415 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
10416 -fcompare-debug-second.
10417 * final.c (get_attr_length_1): Skip debug insns.
10418 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
10419 * gcc.c (invoke_as): Call compare-debug-dump-opt.
10420 (driver_self_specs): Map -fdump-final-insns to
10421 -fdump-final-insns=..
10422 (get_local_tick): New.
10423 (compare_debug_dump_opt_spec_function): Test for . argument and
10424 compute output name. Compute temp output spec without flag name.
10425 Compute -frandom-seed.
10426 (OPT): Undef after use.
10427 * cfgloopanal.c (num_loop_insns): Skip debug insns.
10428 (average_num_loop_insns): Likewise.
10429 * params.h (MIN_NONDEBUG_INSN_UID): New.
10430 * gimple.def (GIMPLE_DEBUG): New.
10431 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
10432 * auto-inc-dec.c (merge_in_block): Skip debug insns.
10433 (merge_in_block): Fix whitespace.
10434 * toplev.c (flag_var_tracking): Update comment.
10435 (flag_var_tracking_assignments): New.
10436 (flag_var_tracking_assignments_toggle): New.
10437 (process_options): Don't open final insns dump file if we're not
10438 going to write to it. Compute defaults for var_tracking.
10439 * df-scan.c (df_insn_rescan_debug_internal): New.
10440 (df_uses_record): Handle debug insns.
10441 * haifa-sched.c (ready): Initialize n_debug.
10442 (contributes_to_priority): Skip debug insns.
10443 (dep_list_size): New.
10444 (priority): Use it.
10445 (rank_for_schedule): Likewise. Schedule debug insns as soon as
10446 they're ready. Disregard previous debug insns to make decisions.
10447 (queue_insn): Never queue debug insns.
10448 (ready_add, ready_remove_first, ready_remove): Count debug insns.
10449 (schedule_insn): Don't reject debug insns because of issue rate.
10450 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
10451 (queue_to_ready): Skip and discount debug insns.
10452 (choose_ready): Let debug insns through.
10453 (schedule_block): Check boundary debug insns. Discount debug
10454 insns, schedule them early. Adjust whitespace.
10455 (set_priorities): Check for boundary debug insns.
10456 (add_jump_dependencies): Use dep_list_size.
10457 (prev_non_location_insn): New.
10458 (check_cfg): Use it.
10459 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
10461 (remove_unused_ivs): Reset debug stmts.
10462 * modulo-sched.c (const_iteration_count): Skip debug insns.
10463 (res_MII): Discount debug insns.
10464 (loop_single_full_bb_p): Skip debug insns.
10465 (sms_schedule): Likewise.
10466 (sms_schedule_by_order): Likewise.
10467 (ps_has_conflicts): Likewise.
10468 * caller-save.c (refmarker_fn): New.
10469 (save_call_clobbered_regs): Replace regs with saved mem in
10471 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
10472 Call refmarker_fn mark for hardregnos.
10473 (mark_reg_as_referenced): New.
10474 (replace_reg_with_saved_mem): New.
10475 * ipa-pure-const.c (check_stmt): Skip debug stmts.
10476 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
10478 (cse_extended_basic_block): Skip debug insns.
10479 (count_reg_usage): Likewise.
10480 (is_dead_reg): New, split out of...
10481 (set_live_p): ... here.
10482 (insn_live_p): Use it for debug insns.
10483 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
10484 (execute_optimize_stdarg): Likewise.
10485 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
10486 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
10487 changes in debug stmts as changes.
10488 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
10489 (moveup_expr): Don't move across debug insns. Don't move
10490 debug insn if it would create a bookkeeping block.
10491 (moveup_expr_cached): Don't use cache for debug insns that
10492 are heads of blocks.
10493 (compute_av_set_inside_bb): Skip debug insns.
10494 (sel_rank_for_schedule): Schedule debug insns first. Remove
10496 (block_valid_for_bookkeeping_p); Support lax searches.
10497 (create_block_for_bookkeeping): Adjust block numbers when
10498 encountering debug-only blocks.
10499 (find_place_for_bookkeeping): Deal with debug-only blocks.
10500 (generate_bookkeeping_insn): Accept no place to insert.
10501 (remove_temp_moveop_nops): New argument full_tidying.
10502 (prepare_place_to_insert): Deal with debug insns.
10503 (advance_state_on_fence): Debug insns don't start cycles.
10504 (update_boundaries): Take fence as argument. Deal with
10506 (schedule_expr_on_boundary): No full_tidying on debug insns.
10507 (fill_insns): Deal with debug insns.
10508 (track_scheduled_insns_and_blocks): Don't count debug insns.
10509 (need_nop_to_preserve_insn_bb): New, split out of...
10510 (remove_insn_from_stream): ... this.
10511 (fur_orig_expr_not_found): Skip debug insns.
10512 * rtl.def (VALUE): Move up.
10514 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
10515 (nearest_common_dominator_of_uses): Take debug_stmts argument.
10516 Set it if debug stmts are found.
10517 (statement_sink_location): Skip debug stmts. Propagate
10518 moving defs into debug stmts.
10519 * ifcvt.c (first_active_insn): Skip debug insns.
10520 (last_active_insns): Likewise.
10521 (cond_exec_process_insns): Likewise.
10522 (noce_process_if_block): Likewise.
10523 (check_cond_move_block): Likewise.
10524 (cond_move_convert_if_block): Likewise.
10525 (block_jumps_and_fallthru_p): Likewise.
10526 (dead_or_predicable): Likewise.
10527 * dwarf2out.c (debug_str_hash_forced): New.
10528 (find_AT_string): Add comment.
10529 (gen_label_for_indirect_string): New.
10530 (get_debug_string_label): New.
10531 (AT_string_form): Use it.
10532 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
10533 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
10534 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
10535 several operations that cannot be represented with DWARF opcodes.
10536 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
10537 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
10538 (dwarf2out_var_location): Take during-call mark into account.
10539 (output_indirect_string): Update comment. Output if there are
10540 label and references.
10541 (prune_indirect_string): New.
10542 (prune_unused_types): Call it if debug_str_hash_forced.
10543 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
10544 (dw_long_long_const): Remove.
10545 (struct dw_val_struct): Change val_long_long type to rtx.
10546 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
10547 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
10548 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
10549 component instead of HOST_BITS_PER_LONG.
10550 (output_loc_operands): Likewise. For const8* assert
10551 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
10552 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
10553 rather than HOST_BITS_PER_LONG is >= 64.
10554 (add_AT_long_long): Remove val_hi and val_lo arguments, add
10556 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
10557 HOST_BITS_PER_LONG for dw_val_class_long_long.
10558 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
10559 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
10560 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
10562 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
10563 Handle DW_OP_implicit_value.
10564 (extract_int): Move prototype earlier.
10565 (mem_loc_descriptor): For SUBREG punt if inner
10566 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
10567 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
10568 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
10569 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
10570 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
10571 instead of Pmode size.
10572 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
10573 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
10574 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
10575 (concat_loc_descriptor, concatn_loc_descriptor,
10576 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
10577 (add_location_or_const_value_attribute): Likewise. For single
10578 location loc_lists attempt to use add_const_value_attribute
10579 for constant decls. Add DW_AT_const_value even if
10580 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
10582 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
10583 (control_flow_insn_p): Likewise.
10584 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
10585 (separate_decls_in_region_debug_bind): New.
10586 (separate_decls_in_region): Process debug bind stmts afterwards.
10587 * recog.c (verify_changes): Handle debug insns.
10588 (extract_insn): Likewise.
10589 (peephole2_optimize): Skip debug insns.
10590 * dse.c (scan_insn): Skip debug insns.
10591 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
10593 (setup_id_for_insn): Handle debug insns.
10594 (maybe_tidy_empty_bb): Adjust whitespace.
10595 (tidy_control_flow): Skip debug insns.
10596 (sel_remove_insn): Adjust for debug insns.
10597 (sel_estimate_number_of_insns): Skip debug insns.
10598 (create_insn_rtx_from_pattern): Handle debug insns.
10599 (create_copy_of_insn_rtx): Likewise.
10600 * sel-sched-.h (sel_bb_end): Declare.
10601 (sel_bb_empty_or_nop_p): New.
10602 (get_all_loop_exits): Use it.
10603 (_eligible_successor_edge_p): Likewise.
10604 (return_nop_to_pool): Adjust.
10605 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
10606 * ira-lives.c (process_bb_node_lives): Skip debug insns.
10607 * gimple-pretty-print.c (dump_gimple_debug): New.
10608 (dump_gimple_stmt): Use it.
10609 (dump_bb_header): Skip gimple debug stmts.
10610 * regmove.c (optimize_reg_copy_1): Discount debug insns.
10611 (fixup_match_2): Likewise.
10612 (regmove_backward_pass): Likewise. Simplify combined
10613 replacement. Handle debug insns.
10614 * function.c (instantiate_virtual_regs): Handle debug insns.
10615 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
10616 * print-rtl.h: Include cselib.h.
10617 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
10618 * df.h (df_inns_rescan_debug_internal): Declare.
10619 * gcse.c (alloc_hash_table): Estimate n_insns.
10620 (cprop_insn): Don't regard debug insns as changes.
10621 (bypass_conditional_jumps): Skip debug insns.
10622 (one_pre_gcse_pass): Adjust.
10623 (one_code_hoisting_pass): Likewise.
10624 (compute_ld_motion_mems): Skip debug insns.
10625 (one_cprop_pass): Adjust.
10626 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
10627 (if_convertible_stmt_p): Handle debug stmts.
10628 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
10629 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
10630 * ira-build.c (create_bb_allocnos): Skip debug insns.
10631 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
10632 (has_single_use): Likewise.
10633 (single_imm_use): Likewise.
10634 (num_imm_uses): Likewise.
10635 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
10636 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
10637 (create_outofssa_var_map): Likewise.
10638 * lower-subreg.c (adjust_decomposed_uses): New.
10639 (resolve_debug): New.
10640 (decompose_multiword_subregs): Use it.
10641 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
10642 * emit-rtl.c: Include params.h.
10643 (cur_debug_insn_uid): Define.
10644 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
10645 (copy_rtx_if_shared_1): Handle debug insns.
10646 (reset_used_flags): Likewise.
10647 (set_used_flags): LIkewise.
10648 (get_max_insn_count): New.
10649 (next_nondebug_insn): New.
10650 (prev_nondebug_insn): New.
10651 (make_debug_insn_raw): New.
10652 (emit_insn_before_noloc): Handle debug insns.
10653 (emit_jump_insn_before_noloc): Likewise.
10654 (emit_call_insn_before_noloc): Likewise.
10655 (emit_debug_insn_before_noloc): New.
10656 (emit_insn_after_noloc): Handle debug insns.
10657 (emit_jump_insn_after_noloc): Likewise.
10658 (emit_call_insn_after_noloc): Likewise.
10659 (emit_debug_insn_after_noloc): Likewise.
10660 (emit_insn_after): Take loc from earlier non-debug insn.
10661 (emit_jump_insn_after): Likewise.
10662 (emit_call_insn_after): Likewise.
10663 (emit_debug_insn_after_setloc): New.
10664 (emit_debug_insn_after): New.
10665 (emit_insn_before): Take loc from later non-debug insn.
10666 (emit_jump_insn_before): Likewise.
10667 (emit_call_insn_before): Likewise.
10668 (emit_debug_insn_before_setloc): New.
10669 (emit_debug_insn_before): New.
10670 (emit_insn): Handle debug insns.
10671 (emit_debug_insn): New.
10672 (emit_jump_insn): Handle debug insns.
10673 (emit_call_insn): Likewise.
10675 (init_emit): Take min-nondebug-insn-uid into account.
10676 Initialize cur_debug_insn_uid.
10677 (emit_copy_of_insn_after): Handle debug insns.
10678 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
10679 location of single rhs in place.
10680 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
10681 (floor_sdiv_adjust): New.
10682 (cell_sdiv_adjust): New.
10683 (cell_udiv_adjust): New.
10684 (round_sdiv_adjust): New.
10685 (round_udiv_adjust): New.
10686 (wrap_constant): Moved from cselib.
10687 (unwrap_constant): New.
10688 (expand_debug_expr): New.
10689 (expand_debug_locations): New.
10690 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
10692 (gimple_expand_cfg): Expand debug locations.
10693 * cselib.c: Include tree-pass.h.
10694 (struct expand_value_data): New.
10695 (cselib_record_sets_hook): New.
10696 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
10697 (cselib_clear_table): Move, and implemnet in terms of...
10698 (cselib_reset_table_with_next_value): ... this.
10699 (cselib_get_next_unknown_value): New.
10700 (discard_useless_locs): Don't discard preserved values.
10701 (cselib_preserve_value): New.
10702 (cselib_preserved_value_p): New.
10703 (cselib_preserve_definitely): New.
10704 (cselib_clear_preserve): New.
10705 (cselib_preserve_only_values): New.
10706 (new_cselib_val): Take rtx argument. Dump it in details.
10707 (cselib_lookup_mem): Adjust.
10708 (expand_loc): Take regs_active in struct. Adjust. Silence
10709 dumps unless details are requested.
10710 (cselib_expand_value_rtx_cb): New.
10711 (cselib_expand_value_rtx): Rename and reimplment in terms of...
10712 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
10713 without details. Copy more subregs. Try to resolve values
10714 using a callback. Wrap constants.
10715 (cselib_subst_to_values): Adjust.
10716 (cselib_log_lookup): New.
10717 (cselib_lookup): Call it.
10718 (cselib_invalidate_regno): Don't count preserved values as useless.
10719 (cselib_invalidate_mem): Likewise.
10720 (cselib_record_set): Likewise.
10721 (struct set): Renamed to cselib_set, moved to cselib.h.
10722 (cselib_record_sets): Adjust. Call hook.
10723 (cselib_process_insn): Reset table when it would be cleared.
10724 (dump_cselib_val): New.
10725 (dump_cselib_table): New.
10726 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
10727 (remove_forwarder_block): Support moving debug stmts.
10728 * cselib.h (cselib_record_sets_hook): Declare.
10729 (cselib_expand_callback): New type.
10730 (cselib_expand_value_rtx_cb): Declare.
10731 (cselib_reset_table_with_next_value): Declare.
10732 (cselib_get_next_unknown_value): Declare.
10733 (cselib_preserve_value): Declare.
10734 (cselib_preserved_value_p): Declare.
10735 (cselib_preserve_only_values): Declare.
10736 (dump_cselib_table): Declare.
10737 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
10738 (try_crossjump_to_edge): Likewise.
10739 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
10740 dominated blocks when debug stmts are present.
10741 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
10742 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
10743 (set_var_live_on_entry): Likewise.
10744 * loop-invariant.c (find_invariants_bb): Skip debug insns.
10745 * cfglayout.c (curr_location, last_location): Make static.
10746 (set_curr_insn_source_location): Don't avoid bouncing.
10747 (get_curr_insn_source_location): New.
10748 (get_curr_insn_block): New.
10749 (duplicate_insn_chain): Handle debug insns.
10750 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
10752 * common.opt (fcompare-debug): Move to sort order.
10753 (fdump-unnumbered-links): Likewise.
10754 (fvar-tracking-assignments): New.
10755 (fvar-tracking-assignments-toggle): New.
10756 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
10757 because of debug stmts.
10758 (mark_stmt_if_obviously_necessary): Mark debug stmts.
10759 (eliminate_unnecessary_stmts): Walk dominated blocks before
10761 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
10762 * ira.c (memref_used_between_p): Skip debug insns.
10763 (update_equiv_regs): Likewise.
10764 * sched-deps.c (sd_lists_size): Accept empty list.
10765 (sd_init_insn): Mark debug insns.
10766 (sd_finish_insn): Unmark them.
10767 (sd_add_dep): Reject non-debug deps on debug insns.
10768 (fixup_sched_groups): Give debug insns group treatment.
10770 (sched_analyze_reg): Don't mark debug insns for sched before call.
10771 (sched_analyze_2): Handle debug insns.
10772 (sched_analyze_insn): Compute next non-debug insn. Handle debug
10774 (deps_analyze_insn): Handle debug insns.
10775 (deps_start_bb): Skip debug insns.
10776 (init_deps): Initialize last_debug_insn.
10777 * tree-ssa.c (target_for_debug_bind): New.
10778 (find_released_ssa_name): New.
10779 (propagate_var_def_into_debug_stmts): New.
10780 (propagate_defs_into_debug_stmts): New.
10781 (verify_ssa): Skip debug bind stmts without values.
10782 (warn_uninialized_vars): Skip debug stmts.
10783 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
10784 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
10785 (rtx_equal_p): Likewise.
10786 * ira-costs.c (scan_one_insn): Skip debug insns.
10787 (process_bb_node_for_hard_reg_moves): Likewise.
10788 * rtl.h (DEBUG_INSN_P): New.
10789 (NONDEBUG_INSN_P): New.
10790 (MAY_HAVE_DEBUG_INSNS): New.
10791 (INSN_P): Accept debug insns.
10792 (RTX_FRAME_RELATED_P): Likewise.
10793 (INSN_DELETED_P): Likewise
10794 (PAT_VAR_LOCATION_DECL): New.
10795 (PAT_VAR_LOCATION_LOC): New.
10796 (PAT_VAR_OCATION_STATUS): New.
10797 (NOTE_VAR_LOCATION_DECL): Reimplement.
10798 (NOTE_VAR_LOCATION_LOC): Likewise.
10799 (NOTE_VAR_LOCATION_STATUS): Likewise.
10800 (INSN_VAR_LOCATION): New.
10801 (INSN_VAR_LOCATION_DECL): New.
10802 (INSN_VAR_LOCATION_LOC): New.
10803 (INSN_VAR_LOCATION_STATUS): New.
10804 (gen_rtx_UNKNOWN_VAR_LOC): New.
10805 (VAR_LOC_UNKNOWN_P): New.
10806 (NOTE_DURING_CALL_P): New.
10807 (SCHED_GROUP_P): Accept debug insns.
10808 (emit_debug_insn_before): Declare.
10809 (emit_debug_insn_before_noloc): Declare.
10810 (emit_debug_insn_beore_setloc): Declare.
10811 (emit_debug_insn_after): Declare.
10812 (emit_debug_insn_after_noloc): Declare.
10813 (emit_debug_insn_after_setloc): Declare.
10814 (emit_debug_insn): Declare.
10815 (make_debug_insn_raw): Declare.
10816 (prev_nondebug_insn): Declare.
10817 (next_nondebug_insn): Declare.
10818 (delegitimize_mem_from_attrs): Declare.
10819 (get_max_insn_count): Declare.
10820 (wrap_constant): Declare.
10821 (unwrap_constant): Declare.
10822 (get_curr_insn_source_location): Declare.
10823 (get_curr_insn_block): Declare.
10824 * tree-inline.c (insert_debug_decl_map): New.
10825 (processing_debug_stmt): New.
10826 (remap_decl): Don't create new mappings in debug stmts.
10827 (remap_gimple_op_r): Don't add references in debug stmts.
10828 (copy_tree_body_r): Likewise.
10829 (remap_gimple_stmt): Handle debug bind stmts.
10830 (copy_bb): Skip debug stmts.
10831 (copy_edges_for_bb): Likewise.
10832 (copy_debug_stmt): New.
10833 (copy_debug_stmts): New.
10834 (copy_body): Copy debug stmts at the end.
10835 (insert_init_debug_bind): New.
10836 (insert_init_stmt): Take id. Skip and emit debug stmts.
10837 (setup_one_parameter): Remap variable earlier, register debug mapping.
10838 (estimate_num_insns): Skip debug stmts.
10839 (expand_call_inline): Preserve debug_map.
10840 (optimize_inline_calls): Check for no debug_stmts left-overs.
10841 (unsave_expr_now): Preserve debug_map.
10842 (copy_gimple_seq_and_replace_locals): Likewise.
10843 (tree_function_versioning): Check for no debug_stmts left-overs.
10844 Init and destroy debug_map as needed. Split edges unconditionally.
10845 (build_duplicate_type): Init and destroy debug_map as needed.
10846 * tree-inline.h: Include gimple.h instead of pointer-set.h.
10847 (struct copy_body_data): Add debug_stmts and debug_map.
10848 * sched-int.h (struct ready_list): Add n_debug.
10849 (struct deps): Add last_debug_insn.
10850 (DEBUG_INSN_SCHED_P): New.
10851 (BOUNDARY_DEBUG_INSN_P): New.
10852 (SCHEDULE_DEBUG_INSN_P): New.
10853 (sd_iterator_cond): Accept empty list.
10854 * combine.c (create_log_links): Skip debug insns.
10855 (combine_instructions): Likewise.
10856 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
10857 return value is always unshared.
10858 (struct rtx_subst_pair): New.
10859 (auto_adjust_pair): New.
10860 (propagate_for_debug_subst): New.
10861 (propagate_for_debug): New.
10862 (try_combine): Skip debug insns. Propagate removed defs into
10864 (next_nonnote_nondebug_insn): New.
10865 (distribute_notes): Use it. Skip debug insns.
10866 (distribute_links): Skip debug insns.
10867 * tree-outof-ssa.c (set_location_for_edge): Likewise.
10868 * resource.c (mark_target_live_regs): Likewise.
10869 * var-tracking.c: Include cselib.h and target.h.
10870 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
10872 (micro_operation_type_name): New.
10873 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
10874 (struct micro_operation_def): Update comments.
10875 (decl_or_value): New type. Use instead of decls.
10876 (struct emit_note_data_def): Add vars.
10877 (struct attrs_def): Use decl_or_value.
10878 (struct variable_tracking_info_def): Add permp, flooded.
10879 (struct location_chain_def): Update comment.
10880 (struct variable_part_def): Use decl_or_value.
10881 (struct variable_def): Make var_part a variable length array.
10882 (valvar_pool): New.
10883 (scratch_regs): New.
10884 (cselib_hook_called): New.
10885 (dv_is_decl_p): New.
10886 (dv_is_value_p): New.
10888 (dv_as_value): New.
10889 (dv_as_opaque): New.
10890 (dv_onepart_p): New.
10892 (IS_DECL_CODE): New.
10893 (check_value_is_not_decl): New.
10894 (dv_from_decl): New.
10895 (dv_from_value): New.
10896 (dv_htab_hash): New.
10897 (variable_htab_hash): Use it.
10898 (variable_htab_eq): Support values.
10899 (variable_htab_free): Free from the right pool.
10900 (attrs_list_member, attrs_list_insert): Use decl_or_value.
10901 (attrs_list_union): Adjust.
10902 (attrs_list_mpdv_union): New.
10903 (tie_break_pointers): New.
10904 (canon_value_cmp): New.
10905 (unshare_variable): Return possibly-modified slot.
10906 (vars_copy_1): Adjust.
10907 (var_reg_decl_set): Adjust. Split out of...
10908 (var_reg_set): ... this.
10909 (get_init_value): Adjust.
10910 (var_reg_delete_and_set): Adjust.
10911 (var_reg_delete): Adjust.
10912 (var_regno_delete): Adjust.
10913 (var_mem_decl_set): Split out of...
10914 (var_mem_set): ... this.
10915 (var_mem_delete_and_set): Adjust.
10916 (var_mem_delete): Adjust.
10919 (val_resolve): New.
10920 (variable_union): Adjust. Speed up merge of 1-part vars.
10921 (variable_canonicalize): Use unshared slot.
10922 (VALUED_RECURSED_INTO): New.
10923 (find_loc_in_1pdv): New.
10924 (struct dfset_merge): New.
10925 (insert_into_intersection): New.
10926 (intersect_loc_chains): New.
10928 (canonicalize_loc_order_check): New.
10929 (canonicalize_values_mark): New.
10930 (canonicalize_values_star): New.
10931 (variable_merge_over_cur): New.
10932 (variable_merge_over_src): New.
10933 (dataflow_set_merge): New.
10934 (dataflow_set_equiv_regs): New.
10935 (remove_duplicate_values): New.
10936 (struct dfset_post_merge): New.
10937 (variable_post_merge_new_vals): New.
10938 (variable_post_merge_perm_vals): New.
10939 (dataflow_post_merge_adjust): New.
10940 (find_mem_expr_in_1pdv): New.
10941 (dataflow_set_preserve_mem_locs): New.
10942 (dataflow_set_remove_mem_locs): New.
10943 (dataflow_set_clear_at_call): New.
10944 (onepart_variable_different_p): New.
10945 (variable_different_p): Use it.
10946 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
10947 (track_expr_p): Add need_rtl parameter. Don't generate rtl
10949 (track_loc_p): Pass it true.
10950 (struct count_use_info): New.
10951 (find_use_val): New.
10952 (replace_expr_with_values): New.
10953 (log_op_type): New.
10954 (use_type): New, partially split out of...
10955 (count_uses): ... this. Count new micro-ops.
10956 (count_uses_1): Adjust.
10957 (count_stores): Adjust.
10958 (count_with_sets): New.
10959 (VAL_NEEDS_RESOLUTION): New.
10960 (VAL_HOLDS_TRACK_EXPR): New.
10961 (VAL_EXPR_IS_COPIED): New.
10962 (VAL_EXPR_IS_CLOBBERED): New.
10963 (add_uses): Adjust. Generate new micro-ops.
10964 (add_uses_1): Adjust.
10965 (add_stores): Generate new micro-ops.
10966 (add_with_sets): New.
10967 (find_src_status): Adjust.
10968 (find_src_set_src): Adjust.
10969 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
10970 Handle new micro-ops. Canonicalize value equivalances.
10971 (vt_find_locations): Compute total size of hash tables for
10972 dumping. Perform merge for var-tracking-assignments. Don't
10973 disregard single-block loops.
10974 (dump_attrs_list): Handle decl_or_value.
10975 (dump_variable): Take variable. Deal with decl_or_value.
10976 (dump_variable_slot): New.
10977 (dump_vars): Use it.
10978 (dump_dataflow_sets): Adjust.
10979 (set_slot_part): New, extended to support one-part variables
10980 after splitting out of...
10981 (set_variable_part): ... this.
10982 (clobber_slot_part): New, split out of...
10983 (clobber_variable_part): ... this.
10984 (delete_slot_part): New, split out of...
10985 (delete_variable_part): .... this.
10986 (check_wrap_constant): New.
10987 (vt_expand_loc_callback): New.
10988 (vt_expand_loc): New.
10989 (emit_note_insn_var_location): Adjust. Handle values. Handle
10990 EMIT_NOTE_AFTER_CALL_INSN.
10991 (emit_notes_for_differences_1): Adjust. Handle values.
10992 (emit_notes_for_differences_2): Likewise.
10993 (emit_notes_for_differences): Adjust.
10994 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
10995 Adjust. Handle new micro-ops.
10996 (vt_add_function_parameters): Adjust. Create and bind values.
10997 (vt_initialize): Adjust. Initialize scratch_regs and
10998 valvar_pool, flooded and perm.. Initialize and use cselib. Log
10999 operations. Move some code to count_with_sets and add_with_sets.
11000 (delete_debug_insns): New.
11001 (vt_debug_insns_local): New.
11002 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
11004 (var_tracking_main): If var-tracking-assignments is enabled
11005 but var-tracking isn't, delete debug insns and leave. Likewise
11006 if we exceed limits or fail the stack adjustments tests, and
11007 after all var-tracking processing.
11008 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
11009 (dataflow_set): Add traversed_vars.
11010 (value_chain, const_value_chain): New typedefs.
11011 (value_chain_pool, value_chains): New variables.
11012 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
11013 add_value_chains, add_cselib_value_chains, remove_value_chain,
11014 remove_value_chains, remove_cselib_value_chains): New functions.
11015 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
11016 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
11018 (shared_hash_find_slot_unshare, shared_hash_find_slot,
11019 shared_hash_find_slot_noinsert, shared_hash_find): Update.
11020 (dst_can_be_shared): New variable.
11021 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
11022 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
11023 different from set->vars, look up slot again instead of using the
11025 (dataflow_set_init): Initialize traversed_vars.
11026 (variable_union): Use shared_hash_*. Use initially NO_INSERT
11027 lookup if set->vars is shared. Don't keep slot cleared before
11028 calling unshare_variable. Unshare set->vars if needed. Adjust
11029 unshare_variable callers. Clear dst_can_be_shared if needed.
11030 Even ->refcount == 1 vars must be unshared if set->vars is shared
11031 and var needs to be modified.
11032 (dataflow_set_union): Set traversed_vars during canonicalization.
11033 (VALUE_CHANGED, DECL_CHANGED): Define.
11034 (set_dv_changed, dv_changed_p): New static inlines.
11035 (track_expr_p): Clear DECL_CHANGED.
11036 (dump_dataflow_sets): Set it.
11037 (variable_was_changed): Call set_dv_changed.
11038 (emit_note_insn_var_location): Likewise.
11039 (changed_variables_stack): New variable.
11040 (check_changed_vars_1, check_changed_vars_2): New functions.
11041 (emit_notes_for_changes): Do nothing if changed_variables is
11042 empty. Traverse changed_variables with check_changed_vars_1,
11043 call check_changed_vars_2 on each changed_variables_stack entry.
11044 (emit_notes_in_bb): Add SET argument. Just clear it at the
11045 beginning, use it instead of local &set, don't destroy it at the end.
11046 (vt_emit_notes): Call dataflow_set_clear early on all
11047 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
11048 computed set, dataflow_set_clear also VTI(bb)->in when we are
11049 done with the basic block. Initialize changed_variables_stack,
11050 free it afterwards. If ENABLE_CHECKING verify that after noting
11051 differences to an empty set value_chains hash table is empty.
11052 (vt_initialize): Initialize value_chains and value_chain_pool.
11053 (vt_finalize): Delete value_chains htab, free value_chain_pool.
11054 (variable_tracking_main): Call dump_dataflow_sets before calling
11055 vt_emit_notes, not after it.
11056 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
11057 (propagate_var_def_into_debug_stmts): Declare.
11058 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
11059 (df_set_note): Reject debug insns.
11060 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
11061 add notes to debug insns.
11062 (df_note_bb_compute): Adjust. Likewise.
11063 (df_simulate_uses): Skip debug insns.
11064 (df_simulate_initialize_backwards): Likewise.
11065 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
11066 (subst_stack_regs_pat): Reject debug insns.
11067 (convert_regs_1): Handle debug insns.
11068 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
11069 (print-rtl.o): Depend on cselib.h.
11070 (cselib.o): Depend on TREE_PASS_H.
11071 (var-tracking.o): Depend on cselib.h and TARGET_H.
11072 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
11073 (init_ready_list): Skip boundary debug insns.
11074 (add_branch_dependences): Skip debug insns.
11075 (free_block_dependencies): Check for blocks with only debug insns.
11076 (compute_priorities): Likewise.
11077 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
11078 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
11080 (gimple_build_debug_bind_stat): New.
11081 (empty_body_p): Skip debug stmts.
11082 (gimple_has_side_effects): Likewise.
11083 (gimple_rhs_has_side_effects): Likewise.
11084 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
11085 (gimple_build_debug_bind_stat): Declare.
11086 (gimple_build_debug_bind): Define.
11087 (is_gimple_debug): New.
11088 (gimple_debug_bind_p): New.
11089 (gimple_debug_bind_get_var): New.
11090 (gimple_debug_bind_get_value): New.
11091 (gimple_debug_bind_get_value_ptr): New.
11092 (gimple_debug_bind_set_var): New.
11093 (gimple_debug_bind_set_value): New.
11094 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
11095 (gimple_debug_bind_reset_value): New.
11096 (gimple_debug_bind_has_value_p): New.
11097 (gsi_next_nondebug): New.
11098 (gsi_prev_nondebug): New.
11099 (gsi_start_nondebug_bb): New.
11100 (gsi_last_nondebug_bb): New.
11101 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
11102 (print_insn): Handle DEBUG_INSN.
11103 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
11104 of first insn prevail.
11105 (first_stmt): Skip debug stmts.
11106 (first_non_label_stmt): Likewise.
11107 (last_stmt): Likewise.
11108 (has_zero_uses_1): New.
11109 (single_imm_use_1): New.
11110 (verify_gimple_debug): New.
11111 (verify_types_in_gimple_stmt): Handle debug stmts.
11112 (verify_stmt): Likewise.
11113 (debug_loop_num): Skip debug stmts.
11114 (remove_edge_and_dominated_blocks): Remove dominators last.
11115 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
11116 (linearize_expr): Likewise.
11117 * config/i386/i386.c (ix86_delegitimize_address): Call
11118 default implementation.
11119 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
11120 (group_barrier_needed): Skip debug insns.
11121 (emit_insn_group_barriers): Likewise.
11122 (emit_all_insn_group_barriers): Likewise.
11123 (ia64_variable_issue): Handle debug insns.
11124 (ia64_dfa_new_cycle): Likewise.
11125 (final_emit_insn_group_barriers): Skip debug insns.
11126 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
11127 def cfa without frame.
11128 (process_set): Likewise.
11129 (process_for_unwind_directive): Pass frame on.
11130 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
11131 (rs6000_delegitimize_address): New.
11132 (rs6000_debug_adjust_cost): Handle debug insns.
11133 (is_microcoded_insn): Likewise.
11134 (is_cracked_insn): Likewise.
11135 (is_nonpipeline_insn): Likewise.
11136 (insn_must_be_first_in_group): Likewise.
11137 (insn_must_be_last_in_group): Likewise.
11138 (force_new_group): Likewise.
11139 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
11140 contains only debug insns.
11141 (rtl_merge_blocks): Skip debug insns.
11142 (purge_dead_edges): Likewise.
11143 (rtl_block_ends_with_call_p): Skip debug insns.
11144 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
11145 (mark_reg_dependencies): Skip debug insns.
11146 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
11147 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
11148 * tree-ssa-threadedge.c
11149 (record_temporary_equivalences_from_stmts): Skip debug stmts.
11150 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
11151 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
11152 (copyprop_hardreg_forward_1): Handle debug insns.
11153 * reload1.c (reload): Skip debug insns. Replace unassigned
11154 pseudos in debug insns with their equivalences.
11155 (eliminate_regs_in_insn): Skip debug insns.
11156 (emit_input_reload_insns): Skip debug insns at first, adjust
11158 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
11159 (get_indirect_ref_operands): Pass opf_no_vops on.
11160 (get_expr_operands): Likewise. Skip debug stmts.
11161 (parse_ssa_operands): Scan debug insns with opf_no_vops.
11163 2009-09-01 Richard Henderson <rth@redhat.com>
11165 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
11166 stmt_ends_pp_p statements at least once.
11167 * tree-vrp.c (vrp_initialize): Likewise.
11168 (vrp_visit_stmt): Be prepared for non-interesting stmts.
11170 2009-09-01 Dodji Seketeli <dodji@redhat.com>
11173 Fix AIX bootstrap after PR debug/30161
11174 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
11175 that is a GNU extension.
11176 (tmpl_value_parm_die_table): Move the definition of this global
11177 outside #ifdef DWARF2_DEBUGGING_INFO region.
11179 2009-09-01 Richard Guenther <rguenther@suse.de>
11181 * tree.c (tree_expr_size): New function.
11182 * tree.h (tree_expr_size): Declare.
11183 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
11184 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
11185 * langhooks.c (lhd_expr_size): Remove.
11186 * langhooks.h (struct lang_hooks): Remove expr_size.
11187 * explow.c (expr_size): Use tree_expr_size.
11188 (int_expr_size): Likewise.
11189 * langhooks-def.h (lhd_expr_size): Remove.
11190 (LANG_HOOKS_EXPR_SIZE): Likewise.
11191 (LANG_HOOKS_INITIALIZER): Adjust.
11193 2009-09-01 Richard Guenther <rguenther@suse.de>
11195 * tree-flow.h (mark_addressable): Move declaration ...
11196 * tree.h (mark_addressable): ... here.
11197 * stmt.c (expand_asm_operands): Use mark_addressable, not
11198 lang_hooks.mark_addressable.
11199 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
11200 LANG_HOOKS_MARK_ADDRESSABLE.
11201 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
11202 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
11204 2009-08-31 Chris Demetriou <cgd@google.com>
11206 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
11207 vectorize if not TARGET_SSE2.
11209 2009-08-31 DJ Delorie <dj@redhat.com>
11211 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
11212 registers if no coprocessor is enabled.
11214 2009-08-31 Dodji Seketeli <dodji@redhat.com>
11217 * cgraph.h (cgraph_get_node): Declare ...
11218 * cgraph.c (cgraph_get_node): ... new function.
11219 * dwarf2out.c (gen_generic_params_dies,
11220 generic_parameter_die, tree_add_const_value_attribute_for_decl,
11221 make_ith_pack_parameter_name,
11222 append_entry_to_tmpl_value_parm_die_table,
11223 gen_remaining_tmpl_value_param_die_attribute): New functions.
11224 (gen_subprogram_die): Generate debug info for template parameters
11225 if debug info level is higher than DINFO_LEVEL_TERSE.
11226 Use tree_add_const_value_attribute_for_decl instead of
11227 tree_add_const_value_attribute.
11228 (gen_const_die): Use tree_add_const_value_attribute_for_decl
11229 instead of tree_add_const_value_attribute.
11230 (gen_struct_or_union_type_die): Generate debug
11231 info for template parameters if debug info level is higher than
11233 (tree_add_const_value_attribute): Handle integral and pointer
11234 constants. Update comment.
11235 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
11236 (dwarf_attr_name): Support DW_AT_GNU_template_name.
11237 (reference_to_unused): Fix thinko. Remove redundant predicates from
11239 (tree_add_const_value_attribute): Make this work for constant
11241 tree_add_const_value_attribute_for_decl is to be used for variable
11243 (add_location_or_const_value_attribute): Use
11244 tree_add_const_value_attribute_for_decl now.
11245 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
11246 DW_TAG_template_value_param DIEs after function DIEs have been
11248 * langhooks.h (lang_hooks_for_types): Add
11249 get_argument_pack_elems.
11250 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
11251 (lang_hooks): Added get_innermost_generic_parms,
11252 get_innermost_generic_args.
11253 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
11254 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
11255 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
11256 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
11258 2009-08-31 DJ Delorie <dj@redhat.com>
11260 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
11261 it once we start generating the prologue or epilogue.
11262 (mep_call_saves_register): If the frame is locked, re-use
11264 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
11265 (mep_expand_prologue): Call it.
11266 (mep_expand_epilogue): Likewise.
11267 (mep_start_function): Use the same logic as mep_expand_prologue.
11268 (mep_pass_by_reference): Make logic more readable.
11269 (mep_return_in_memory): Zero-sized objects are passed in memory.
11270 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
11272 2009-08-31 Richard Guenther <rguenther@suse.de>
11274 * builtins.c (fold_builtin_memory_op): Use the alias oracle
11275 to query if the memory regions for memmove overlap.
11276 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
11277 asserts on pointers, instead deal with odd trees.
11278 (ptr_derefs_may_alias_p): Likewise.
11279 (refs_may_alias_p_1): Constructor bases also never alias.
11281 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
11283 * doc/install.texi (Final install): Adjust reference on where to
11284 order printed manuals.
11286 2009-08-30 Olivier Hainque <hainque@adacore.com>
11288 * dwarf2out.c (switch_to_frame_table_section): Move
11289 definition prior to first use.
11291 2009-08-30 Richard Guenther <rguenther@suse.de>
11293 PR tree-optimization/41186
11294 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
11295 (ao_ref_init_from_ptr_and_size): New function.
11296 (ref_maybe_used_by_call_p_1): Be more precise tracking
11297 used ranges for builtin functions.
11298 (ref_maybe_used_by_call_p): Adjust.
11299 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
11300 ranges for builtin functions.
11301 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
11303 2009-08-30 Alan Modra <amodra@bigpond.net.au>
11306 * fwprop.c (get_reg_use_in): Delete.
11307 (free_load_extend): New function.
11308 (forward_propagate_subreg): Use it.
11310 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
11312 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
11314 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
11317 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
11320 2009-08-29 Douglas B Rupp <rupp@gnat.com>
11322 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
11323 fini or fini_array section.
11325 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11327 * graphite-dependences.c (graphite_legal_transform_bb): Call
11328 pbb_remove_duplicate_pdrs.
11329 * graphite-poly.c (can_collapse_pdr): Removed.
11330 (pdr_find_duplicate): Removed.
11331 (can_collapse_pdrs): New.
11332 (pbb_remove_duplicate_pdrs): New.
11333 (new_poly_dr): Do not look for duplicates.
11334 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
11335 (PBB_PDR_DUPLICATES_REMOVED): New.
11336 (pbb_remove_duplicate_pdrs): Declared.
11338 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11340 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
11341 the strides by multiplying by PDR_NB_REFS.
11342 * graphite-poly.c (can_collapse_pdr): New.
11343 (pdr_find_duplicate): New.
11344 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
11345 Initialize PDR_NB_REFS.
11346 * graphite-poly.h (struct poly_dr): Add field nb_refs.
11347 (PDR_NB_REFS): New.
11348 (new_poly_dr): Number of subscripts is a graphite_dim_t.
11350 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11352 PR middle-end/40965
11353 * graphite-poly.c (apply_poly_transforms): Remove legality test before
11356 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11358 * graphite-dependences.c (pddr_original_scattering): Return NULL
11359 for read-read dependence relations.
11360 * graphite-poly.h (enum poly_dr_type): Fix comment.
11362 (pdr_write_p): New.
11363 (pdr_may_write_p): New.
11365 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11367 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
11368 (struct poly_dr): Same.
11369 (new_poly_dr): Same.
11370 * graphite-poly.c (new_poly_dr): Same.
11371 * graphite-dependences.c (dot_deps): Disable call to system.
11373 2009-08-28 Cary Coutant <ccoutant@google.com>
11376 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
11377 struct/union/enum types local to a function.
11379 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
11380 Sebastian Pop <sebastian.pop@amd.com>
11382 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
11383 pbb_strip_mine_time_depth. Changed the implementation so that
11384 transformation is expressed as a transformation on
11385 time (scatttering) dimensions. Also, ensures that the 2d+1
11386 scheduling format is preserved.
11387 (pbb_strip_mine_profitable_p): Profitability is based on the
11388 iteration number of a given time (scattering) dimension,
11389 and not on a original loop depth dimension.
11390 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
11391 (pbb_do_strip_mine): Call psct_dynamic_dim.
11392 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
11393 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
11394 (pbb_nb_dynamic_scattering_transform): New.
11395 (psct_dynamic_dim): New.
11397 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
11399 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
11400 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
11401 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
11402 * graphite-interchange.c (build_linearized_memory_access): Same.
11403 (memory_stride_in_loop): Same.
11405 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11407 * graphite-dependences.c (pddr_original_scattering): New.
11408 (graphite_legal_transform_dr): Call pddr_original_scattering.
11411 * graphite-dependences.h (dot_deps): Declared.
11412 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
11413 (print_pdr): Print PDR_ID.
11414 * graphite-poly.h (struct poly_dr): Add field id.
11417 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
11419 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11421 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
11422 not delete the original dependence relation.
11424 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11426 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
11427 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
11428 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
11429 (free_poly_ddr): New.
11430 (pddr_is_empty): New.
11431 (dependence_polyhedron_1): Now returns a poly_ddr_p.
11432 (dependence_polyhedron): Same. Remove useless gcc_assert.
11434 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
11435 (graphite_carried_dependence_level_k): Call pddr_is_empty.
11436 * graphite-dependences.h (enum poly_dependence_kind): New.
11437 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
11438 (PDRP_SOURCE): Renamed PDDR_SOURCE.
11439 (PDRP_SINK): Renamed PDDR_SINK.
11440 (PDRP_DDP): Renamed PDDR_DDP.
11442 (free_poly_ddr): Declared.
11443 * graphite-poly.c (new_scop): Use the new hash function names.
11444 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
11445 into original_pddrs.
11446 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
11448 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11450 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
11451 bounds with LT_EXPR to make niter analysis more precise on code
11452 generated by Graphite.
11454 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11456 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
11457 (graphite_legal_transform_bb): Same.
11458 (poly_drs_may_alias_p): Same.
11460 2009-08-28 Richard Guenther <rguenther@suse.de>
11462 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
11464 2009-08-28 Jan Beulich <jbeulich@novell.com>
11466 * config/i386/netware.c: Include langhooks.h.
11467 (i386_nlm_encode_section_info): Simplify.
11468 (netware_override_options): Delete.
11469 * config/i386/netware.h (netware_override_options): Delete
11471 (OVERRIDE_OPTIONS): Delete definition.
11472 (SUBTARGET_OVERRIDE_OPTIONS): Define.
11473 (ASM_COMMENT_START): Define.
11474 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
11476 2009-08-28 Jan Beulich <jbeulich@novell.com>
11478 * configure.ac: For in-tree ld, do a plain version check to
11479 determine whether comdat groups are supported.
11480 * configure: Regenerate.
11482 2009-08-28 Olivier Hainque <hainque@adacore.com>
11484 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
11485 always defined. Reflect definition or absence of such for
11486 COLLECT_EXPORT_LIST. Readability helper.
11487 (scanfilter): New enum, to help control what symbols
11488 are to be considered or ignored by scan_prog_file.
11489 (enum pass): Rename as "scanpass", moved together with scanfilter
11490 prior to scan_prog_file's prototype.
11491 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
11492 Group prototype with the scanpass/scanfilter definitions, factorize
11493 head comments for the several implementations at the prototype.
11494 (main): Reorganize the first pass link control to let AIX
11495 drag only the needed frame tables in executables. Prevent
11496 frame tables collection during the scan aimed at static ctors.
11497 Pre-link and scan for frame tables later to compensate.
11498 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
11499 A C statement to issue assembly directives that create a reference
11500 to the given DWARF table identifier label from the current function
11502 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
11503 to differentiate first time section entry. Only emit a .data
11504 tables start identifier label the first time around.
11505 (switch_to_frame_table_section): New function. Helper for
11506 output_call_frame_info to switch possibly BACK into the eh_frame
11507 or the debug_frame section depending on FOR_EH.
11508 (output_call_frame_info): Use helper to first enter the proper
11510 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
11511 emit a link to the frame table start label from each function
11513 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
11514 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
11515 * config/rs6000/rs6000-protos.h: Declare it.
11516 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
11518 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
11520 * config/sh/sh.c (split_branches): Check the result of
11523 2009-08-27 Steve Ellcey <sje@cup.hp.com>
11525 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
11526 using -pthread -fopenmp
11528 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
11530 * doc/service.texi (service directory): Update URL.
11532 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
11534 PR rtl-optimization/40861
11535 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
11536 extract word from a multi-word subreg for negative byte positions.
11538 2009-08-27 Tristan Gingold <gingold@adacore.com>
11539 Douglas B Rupp <rupp@gnat.com>
11541 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
11542 (SECTION_VMS_OVERLAY): Define.
11543 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
11545 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
11547 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
11548 common_object declarations.
11549 (ia64_section_type_flags): Set section flag for common_object.
11550 * config/ia64/ia64-protos.h
11551 (ia64_vms_output_aligned_decl_common): Declare.
11552 (ia64_vms_elf_asm_named_section): Declare.
11554 2009-08-27 Michael Matz <matz@suse.de>
11556 * expr.c (expand_expr_real_2): New function taking exploded
11557 unary or binary expression, split out from ...
11558 (expand_expr_real_1): ... here. Move over all unary/binary
11559 switch parts to above function, in particular these codes:
11560 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
11561 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
11562 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
11563 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
11564 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
11565 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
11566 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
11567 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
11568 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
11569 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
11570 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
11571 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
11572 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
11573 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
11574 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
11575 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
11576 VEC_PACK_FIX_TRUNC_EXPR.
11577 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
11580 2009-08-27 Richard Guenther <rguenther@suse.de>
11582 * gengtype.c (main): Handle uint64_t.
11583 * ipa-utils.c (get_base_var): Indent properly.
11584 * tree-ssa-live.c (debug_scope_block): New function.
11585 * tree-flow.h (debug_scope_block): Declare.
11586 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
11587 * basic-block.h (enum profile_status): Rename to
11588 enum profile_status_d.
11589 (x_profile_status): Adjust type.
11591 2009-08-27 Dodji Seketeli <dodji@redhat.com>
11594 * dwarf2out.c (get_context_die): Declare this static function.
11595 (gen_type_die_with_usage): Make sure a DIE is a generated for
11596 the context of a typedef.
11598 2009-08-26 Anatoly Sokolov <aesok@post.ru>
11600 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
11603 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
11605 * config/mips/mips-protos.h (mips_output_sync): Declare.
11606 (mips_sync_loop_insns): Likewise.
11607 (mips_output_sync_loop): Replace first two parameters with an rtx.
11608 * config/mips/mips.c (mips_multi_member): New structure.
11609 (mips_multi_members): New variable.
11610 (mips_multi_start): New function.
11611 (mips_multi_add): Likewise.
11612 (mips_multi_add_insn): Likewise.
11613 (mips_multi_add_label): Likewise.
11614 (mips_multi_last_index): Likewise.
11615 (mips_multi_copy_insn): Likewise.
11616 (mips_multi_set_operand): Likewise.
11617 (mips_multi_write): Likewise.
11618 (mips_print_operand_punctuation): Remove '%|' and '%-'.
11619 (mips_init_print_operand_punct): Update accordingly.
11620 (mips_start_ll_sc_sync_block): New function.
11621 (mips_end_ll_sc_sync_block): Likewise.
11622 (mips_output_sync): Likewise.
11623 (mips_sync_insn1_template): Likewise.
11624 (mips_sync_insn2_template): Likewise.
11625 (mips_get_sync_operand): Likewise.
11626 (mips_process_sync_loop): Likewise.
11627 (mips_output_sync_loop): Use mips_process_sync_loop.
11628 (mips_sync_loop_insns): New function.
11629 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
11630 (MIPS_COMPARE_AND_SWAP_12): Likewise.
11631 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
11632 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
11633 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
11634 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
11635 (MIPS_SYNC_OLD_OP_12): Likewise.
11636 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
11637 (MIPS_SYNC_NEW_OP_12): Likewise.
11638 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
11639 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
11640 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
11641 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
11642 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
11643 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
11644 * config/mips/mips.md (sync_mem): New attribute.
11645 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
11646 (sync_exclusive_mask, sync_required_oldval): Likewise.
11647 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
11648 (sync_release_barrier): Likewise.
11649 (length): Handle sync loops.
11650 (sync): Use mips_output_sync.
11651 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
11652 (sync_compare_and_swap<mode>): Set the new sync_* attributes
11653 and use mips_output_sync_loop.
11654 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
11655 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
11656 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
11657 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
11658 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
11659 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
11660 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
11661 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
11662 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
11664 2009-08-26 Richard Guenther <rguenther@suse.de>
11666 PR middle-end/41163
11667 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
11668 the types to not match.
11669 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
11671 * tree-ssa.c (useless_type_conversion_p): Conversions to
11672 pointers to unprototyped functions are useless.
11674 2009-08-26 Richard Guenther <rguenther@suse.de>
11676 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
11677 whole-program condition, prepare to be called for non-globals.
11678 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
11679 params build a representative with known type and track its fields.
11681 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
11683 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
11684 clearing by a taken branch.
11685 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
11686 effectively after bbro pass.
11687 (sync_nand<mode>): Ditto.
11688 (sync_old_<fetchop_name><mode>): Ditto.
11689 (sync_old_nand<mode>): Ditto.
11690 (sync_new_<fetchop_name><mode>): Dito.
11691 (sync_new_nand<mode>): Ditto.
11692 (sync_compare_and_swap<mode>_1): Ditto.
11693 (*sync_compare_and_swap<mode>): Ditto.
11694 (sync_lock_test_and_set<mode>_1): Ditto.
11695 ("sync_lock_test_and_set<mode>): Ditto.
11697 2009-08-25 Douglas B Rupp <rupp@gnat.com>
11699 * hwint.h (HOST_LONG_FORMAT): New macro
11700 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
11701 Use HOST_PTR_PRINTF.
11702 * system.h (HOST_PTR_PRINTF): Resurrect old macro
11703 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
11704 (HOST_PTR_PRINTF): Document.
11706 2009-08-25 Jan Hubicka <jh@suse.cz>
11708 * config/i386/bmmintrin.h: Replace by #error.
11711 Michael Meissner <michael.meissner@amd.com>
11712 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11713 Tony Linthicum <tony.linthicum@amd.com>
11715 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
11716 (TARGET_ROUND): New macro for the round/ptest instructions which
11717 are shared between SSE4.1 and SSE5.
11718 (OPTION_MASK_ISA_ROUND): Ditto.
11719 (OPTION_ISA_ROUND): Ditto.
11720 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
11721 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
11723 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
11724 (-mfused-madd): New switch to give users control over whether the
11725 compiler optimizes to use the multiply/add SSE5 instructions.
11727 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
11728 (ix86_handle_option): Turn off 3dnow if -msse5.
11729 (override_options): Add SSE5 support.
11730 (print_operand): %Y prints comparison codes for SSE5 com/pcom
11732 (ix86_expand_sse_movcc): Add SSE5 support.
11733 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
11734 vector type to the next largest size.
11735 (ix86_expand_sse5_pack): New function to use pperm to pack a
11736 vector type to the next smallest size.
11737 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
11738 (IX86_BUILTIN_FMADDSD): Ditto.
11739 (IX86_BUILTIN_FMADDPS): Ditto.
11740 (IX86_BUILTIN_FMADDPD): Ditto.
11741 (IX86_BUILTIN_FMSUBSS): Ditto.
11742 (IX86_BUILTIN_FMSUBSD): Ditto.
11743 (IX86_BUILTIN_FMSUBPS): Ditto.
11744 (IX86_BUILTIN_FMSUBPD): Ditto.
11745 (IX86_BUILTIN_FNMADDSS): Ditto.
11746 (IX86_BUILTIN_FNMADDSD): Ditto.
11747 (IX86_BUILTIN_FNMADDPS): Ditto.
11748 (IX86_BUILTIN_FNMADDPD): Ditto.
11749 (IX86_BUILTIN_FNMSUBSS): Ditto.
11750 (IX86_BUILTIN_FNMSUBSD): Ditto.
11751 (IX86_BUILTIN_FNMSUBPS): Ditto.
11752 (IX86_BUILTIN_FNMSUBPD): Ditto.
11753 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
11754 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
11755 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
11756 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
11757 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
11758 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
11759 (IX86_BUILTIN_PPERM): Ditto.
11760 (IX86_BUILTIN_PERMPS): Ditto.
11761 (IX86_BUILTIN_PERMPD): Ditto.
11762 (IX86_BUILTIN_PMACSSWW): Ditto.
11763 (IX86_BUILTIN_PMACSWW): Ditto.
11764 (IX86_BUILTIN_PMACSSWD): Ditto.
11765 (IX86_BUILTIN_PMACSWD): Ditto.
11766 (IX86_BUILTIN_PMACSSDD): Ditto.
11767 (IX86_BUILTIN_PMACSDD): Ditto.
11768 (IX86_BUILTIN_PMACSSDQL): Ditto.
11769 (IX86_BUILTIN_PMACSSDQH): Ditto.
11770 (IX86_BUILTIN_PMACSDQL): Ditto.
11771 (IX86_BUILTIN_PMACSDQH): Ditto.
11772 (IX86_BUILTIN_PMADCSSWD): Ditto.
11773 (IX86_BUILTIN_PMADCSWD): Ditto.
11774 (IX86_BUILTIN_PHADDBW): Ditto.
11775 (IX86_BUILTIN_PHADDBD): Ditto.
11776 (IX86_BUILTIN_PHADDBQ): Ditto.
11777 (IX86_BUILTIN_PHADDWD): Ditto.
11778 (IX86_BUILTIN_PHADDWQ): Ditto.
11779 (IX86_BUILTIN_PHADDDQ): Ditto.
11780 (IX86_BUILTIN_PHADDUBW): Ditto.
11781 (IX86_BUILTIN_PHADDUBD): Ditto.
11782 (IX86_BUILTIN_PHADDUBQ): Ditto.
11783 (IX86_BUILTIN_PHADDUWD): Ditto.
11784 (IX86_BUILTIN_PHADDUWQ): Ditto.
11785 (IX86_BUILTIN_PHADDUDQ): Ditto.
11786 (IX86_BUILTIN_PHSUBBW): Ditto.
11787 (IX86_BUILTIN_PHSUBWD): Ditto.
11788 (IX86_BUILTIN_PHSUBDQ): Ditto.
11789 (IX86_BUILTIN_PROTB): Ditto.
11790 (IX86_BUILTIN_PROTW): Ditto.
11791 (IX86_BUILTIN_PROTD): Ditto.
11792 (IX86_BUILTIN_PROTQ): Ditto.
11793 (IX86_BUILTIN_PROTB_IMM): Ditto.
11794 (IX86_BUILTIN_PROTW_IMM): Ditto.
11795 (IX86_BUILTIN_PROTD_IMM): Ditto.
11796 (IX86_BUILTIN_PROTQ_IMM): Ditto.
11797 (IX86_BUILTIN_PSHLB): Ditto.
11798 (IX86_BUILTIN_PSHLW): Ditto.
11799 (IX86_BUILTIN_PSHLD): Ditto.
11800 (IX86_BUILTIN_PSHLQ): Ditto.
11801 (IX86_BUILTIN_PSHAB): Ditto.
11802 (IX86_BUILTIN_PSHAW): Ditto.
11803 (IX86_BUILTIN_PSHAD): Ditto.
11804 (IX86_BUILTIN_PSHAQ): Ditto.
11805 (IX86_BUILTIN_FRCZSS): Ditto.
11806 (IX86_BUILTIN_FRCZSD): Ditto.
11807 (IX86_BUILTIN_FRCZPS): Ditto.
11808 (IX86_BUILTIN_FRCZPD): Ditto.
11809 (IX86_BUILTIN_CVTPH2PS): Ditto.
11810 (IX86_BUILTIN_CVTPS2PH): Ditto.
11811 (IX86_BUILTIN_COMEQSS): Ditto.
11812 (IX86_BUILTIN_COMNESS): Ditto.
11813 (IX86_BUILTIN_COMLTSS): Ditto.
11814 (IX86_BUILTIN_COMLESS): Ditto.
11815 (IX86_BUILTIN_COMGTSS): Ditto.
11816 (IX86_BUILTIN_COMGESS): Ditto.
11817 (IX86_BUILTIN_COMUEQSS): Ditto.
11818 (IX86_BUILTIN_COMUNESS): Ditto.
11819 (IX86_BUILTIN_COMULTSS): Ditto.
11820 (IX86_BUILTIN_COMULESS): Ditto.
11821 (IX86_BUILTIN_COMUGTSS): Ditto.
11822 (IX86_BUILTIN_COMUGESS): Ditto.
11823 (IX86_BUILTIN_COMORDSS): Ditto.
11824 (IX86_BUILTIN_COMUNORDSS): Ditto.
11825 (IX86_BUILTIN_COMFALSESS): Ditto.
11826 (IX86_BUILTIN_COMTRUESS): Ditto.
11827 (IX86_BUILTIN_COMEQSD): Ditto.
11828 (IX86_BUILTIN_COMNESD): Ditto.
11829 (IX86_BUILTIN_COMLTSD): Ditto.
11830 (IX86_BUILTIN_COMLESD): Ditto.
11831 (IX86_BUILTIN_COMGTSD): Ditto.
11832 (IX86_BUILTIN_COMGESD): Ditto.
11833 (IX86_BUILTIN_COMUEQSD): Ditto.
11834 (IX86_BUILTIN_COMUNESD): Ditto.
11835 (IX86_BUILTIN_COMULTSD): Ditto.
11836 (IX86_BUILTIN_COMULESD): Ditto.
11837 (IX86_BUILTIN_COMUGTSD): Ditto.
11838 (IX86_BUILTIN_COMUGESD): Ditto.
11839 (IX86_BUILTIN_COMORDSD): Ditto.
11840 (IX86_BUILTIN_COMUNORDSD): Ditto.
11841 (IX86_BUILTIN_COMFALSESD): Ditto.
11842 (IX86_BUILTIN_COMTRUESD): Ditto.
11843 (IX86_BUILTIN_COMEQPS): Ditto.
11844 (IX86_BUILTIN_COMNEPS): Ditto.
11845 (IX86_BUILTIN_COMLTPS): Ditto.
11846 (IX86_BUILTIN_COMLEPS): Ditto.
11847 (IX86_BUILTIN_COMGTPS): Ditto.
11848 (IX86_BUILTIN_COMGEPS): Ditto.
11849 (IX86_BUILTIN_COMUEQPS): Ditto.
11850 (IX86_BUILTIN_COMUNEPS): Ditto.
11851 (IX86_BUILTIN_COMULTPS): Ditto.
11852 (IX86_BUILTIN_COMULEPS): Ditto.
11853 (IX86_BUILTIN_COMUGTPS): Ditto.
11854 (IX86_BUILTIN_COMUGEPS): Ditto.
11855 (IX86_BUILTIN_COMORDPS): Ditto.
11856 (IX86_BUILTIN_COMUNORDPS): Ditto.
11857 (IX86_BUILTIN_COMFALSEPS): Ditto.
11858 (IX86_BUILTIN_COMTRUEPS): Ditto.
11859 (IX86_BUILTIN_COMEQPD): Ditto.
11860 (IX86_BUILTIN_COMNEPD): Ditto.
11861 (IX86_BUILTIN_COMLTPD): Ditto.
11862 (IX86_BUILTIN_COMLEPD): Ditto.
11863 (IX86_BUILTIN_COMGTPD): Ditto.
11864 (IX86_BUILTIN_COMGEPD): Ditto.
11865 (IX86_BUILTIN_COMUEQPD): Ditto.
11866 (IX86_BUILTIN_COMUNEPD): Ditto.
11867 (IX86_BUILTIN_COMULTPD): Ditto.
11868 (IX86_BUILTIN_COMULEPD): Ditto.
11869 (IX86_BUILTIN_COMUGTPD): Ditto.
11870 (IX86_BUILTIN_COMUGEPD): Ditto.
11871 (IX86_BUILTIN_COMORDPD): Ditto.
11872 (IX86_BUILTIN_COMUNORDPD): Ditto.
11873 (IX86_BUILTIN_COMFALSEPD): Ditto.
11874 (IX86_BUILTIN_COMTRUEPD): Ditto.
11875 (IX86_BUILTIN_PCOMEQUB): Ditto.
11876 (IX86_BUILTIN_PCOMNEUB): Ditto.
11877 (IX86_BUILTIN_PCOMLTUB): Ditto.
11878 (IX86_BUILTIN_PCOMLEUB): Ditto.
11879 (IX86_BUILTIN_PCOMGTUB): Ditto.
11880 (IX86_BUILTIN_PCOMGEUB): Ditto.
11881 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
11882 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
11883 (IX86_BUILTIN_PCOMEQUW): Ditto.
11884 (IX86_BUILTIN_PCOMNEUW): Ditto.
11885 (IX86_BUILTIN_PCOMLTUW): Ditto.
11886 (IX86_BUILTIN_PCOMLEUW): Ditto.
11887 (IX86_BUILTIN_PCOMGTUW): Ditto.
11888 (IX86_BUILTIN_PCOMGEUW): Ditto.
11889 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
11890 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
11891 (IX86_BUILTIN_PCOMEQUD): Ditto.
11892 (IX86_BUILTIN_PCOMNEUD): Ditto.
11893 (IX86_BUILTIN_PCOMLTUD): Ditto.
11894 (IX86_BUILTIN_PCOMLEUD): Ditto.
11895 (IX86_BUILTIN_PCOMGTUD): Ditto.
11896 (IX86_BUILTIN_PCOMGEUD): Ditto.
11897 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
11898 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
11899 (IX86_BUILTIN_PCOMEQUQ): Ditto.
11900 (IX86_BUILTIN_PCOMNEUQ): Ditto.
11901 (IX86_BUILTIN_PCOMLTUQ): Ditto.
11902 (IX86_BUILTIN_PCOMLEUQ): Ditto.
11903 (IX86_BUILTIN_PCOMGTUQ): Ditto.
11904 (IX86_BUILTIN_PCOMGEUQ): Ditto.
11905 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
11906 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
11907 (IX86_BUILTIN_PCOMEQB): Ditto.
11908 (IX86_BUILTIN_PCOMNEB): Ditto.
11909 (IX86_BUILTIN_PCOMLTB): Ditto.
11910 (IX86_BUILTIN_PCOMLEB): Ditto.
11911 (IX86_BUILTIN_PCOMGTB): Ditto.
11912 (IX86_BUILTIN_PCOMGEB): Ditto.
11913 (IX86_BUILTIN_PCOMFALSEB): Ditto.
11914 (IX86_BUILTIN_PCOMTRUEB): Ditto.
11915 (IX86_BUILTIN_PCOMEQW): Ditto.
11916 (IX86_BUILTIN_PCOMNEW): Ditto.
11917 (IX86_BUILTIN_PCOMLTW): Ditto.
11918 (IX86_BUILTIN_PCOMLEW): Ditto.
11919 (IX86_BUILTIN_PCOMGTW): Ditto.
11920 (IX86_BUILTIN_PCOMGEW): Ditto.
11921 (IX86_BUILTIN_PCOMFALSEW): Ditto.
11922 (IX86_BUILTIN_PCOMTRUEW): Ditto.
11923 (IX86_BUILTIN_PCOMEQD): Ditto.
11924 (IX86_BUILTIN_PCOMNED): Ditto.
11925 (IX86_BUILTIN_PCOMLTD): Ditto.
11926 (IX86_BUILTIN_PCOMLED): Ditto.
11927 (IX86_BUILTIN_PCOMGTD): Ditto.
11928 (IX86_BUILTIN_PCOMGED): Ditto.
11929 (IX86_BUILTIN_PCOMFALSED): Ditto.
11930 (IX86_BUILTIN_PCOMTRUED): Ditto.
11931 (IX86_BUILTIN_PCOMEQQ): Ditto.
11932 (IX86_BUILTIN_PCOMNEQ): Ditto.
11933 (IX86_BUILTIN_PCOMLTQ): Ditto.
11934 (IX86_BUILTIN_PCOMLEQ): Ditto.
11935 (IX86_BUILTIN_PCOMGTQ): Ditto.
11936 (IX86_BUILTIN_PCOMGEQ): Ditto.
11937 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
11938 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
11939 (enum multi_arg_type): New enum for describing the various SSE5
11940 intrinsic argument types.
11941 (bdesc_multi_arg): New table for SSE5 intrinsics.
11942 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
11943 (ix86_expand_multi_arg_builtin): New function for creating SSE5
11945 (ix86_expand_builtin): Add SSE5 intrinsic support.
11946 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
11947 operand instructions.
11948 (ix86_expand_sse5_multiple_memory): New function to split the
11949 second memory reference from SSE5 instructions.
11950 (type_has_variadic_args_p): Delete in favor of stdarg_p.
11951 (ix86_return_pops_args): Use stdarg_p to determine if the function
11952 has variable arguments.
11953 (ix86_setup_incoming_varargs): Ditto.
11954 (x86_this_parameter): Ditto.
11956 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
11958 (ix86_expand_sse5_pack): Ditto.
11959 (ix86_sse5_valid_op_p): Ditto.
11960 (ix86_expand_sse5_multiple_memory): Ditto.
11962 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
11963 constant for SSE5 support.
11964 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
11965 (UNSPEC_SSE5_TRUEFALSE): Ditto.
11966 (UNSPEC_SSE5_PERMUTE): Ditto.
11967 (UNSPEC_SSE5_ASHIFT): Ditto.
11968 (UNSPEC_SSE5_LSHIFT): Ditto.
11969 (UNSPEC_FRCZ): Ditto.
11970 (UNSPEC_CVTPH2PS): Ditto.
11971 (UNSPEC_CVTPS2PH): Ditto.
11972 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
11973 (PCOM_TRUE): Ditto.
11974 (COM_FALSE_S): Ditto.
11975 (COM_FALSE_P): Ditto.
11976 (COM_TRUE_S): Ditto.
11977 (COM_TRUE_P): Ditto.
11978 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
11979 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
11981 (memory attribute): Ditto.
11982 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
11983 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
11984 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
11985 (floor<mode>2): Ditto.
11986 (ceil<mode>2): Ditto.
11987 (btrunc<mode>2): Ditto.
11988 (nearbyintdf2): Ditto.
11989 (nearbyintsf2): Ditto.
11990 (sse_setccsf): Disable if SSE5.
11991 (sse_setccdf): Ditto.
11992 (sse5_setcc<mode>): New support for SSE5 conditional move.
11993 (sse5_pcmov_<mode>): Ditto.
11995 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
11996 (SSEMODEF4): Ditto.
11997 (SSEMODEF2P): Ditto.
11998 (ssemodesuffixf4): New mode attribute for SSE5.
11999 (ssemodesuffixf2s): Ditto.
12000 (ssemodesuffixf2c): Ditto.
12001 (sserotatemax): Ditto.
12002 (ssescalarmode): Ditto.
12003 (sse_maskcmpv4sf3): Disable if SSE5.
12004 (sse_maskcmpv2df3): Ditto.
12005 (sse_vmmaskcmpv4sf3): Ditto.
12006 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
12007 (sse5_vmfmadd<mode>4): Ditto.
12008 (sse5_fmsub<mode>4): Ditto.
12009 (sse5_vmfmsub<mode>4): Ditto.
12010 (sse5_fnmadd<mode>4): Ditto.
12011 (sse5_vmfnmadd<mode>4): Ditto.
12012 (sse5_fnmsub<mode>4): Ditto.
12013 (sse5_vmfnmsub<mode>4): Ditto.
12014 (sse5i_fmadd<mode>4): Ditto.
12015 (sse5i_fmsub<mode>4): Ditto.
12016 (sse5i_fnmadd<mode>4): Ditto.
12017 (sse5i_fnmsub<mode>4): Ditto.
12018 (sse5i_vmfmadd<mode>4): Ditto.
12019 (sse5i_vmfmsub<mode>4): Ditto.
12020 (sse5i_vmfnmadd<mode>4): Ditto.
12021 (sse5i_vmfnmsub<mode>4): Ditto.
12022 (mulv16qi3): Add SSE5 support.
12024 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
12025 (sse2_mulv4si3): Disable if SSE5.
12026 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
12027 (sse4_1_roundps): Ditto.
12028 (sse4_1_roundsd): Ditto.
12029 (sse4_1_roundss): Ditto.
12030 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
12032 (sse_maskcmpsf3): Ditto.
12033 (sse_vmmaskcmpv4sf3): Ditto.
12034 (sse2_maskcmpv2df3): Ditto.
12035 (sse2_maskcmpdf3): Ditto.
12036 (sse2_vmmaskcmpv2df3): Ditto.
12037 (sse2_eq<mode>3): Ditto.
12038 (sse2_gt<mode>3): Ditto.
12039 (sse5_pcmov_<mode>): Add SSE5 support.
12040 (vec_unpacku_hi_v16qi): Ditto.
12041 (vec_unpacks_hi_v16qi): Ditto.
12042 (vec_unpacku_lo_v16qi): Ditto.
12043 (vec_unpacks_lo_v16qi): Ditto.
12044 (vec_unpacku_hi_v8hi): Ditto.
12045 (vec_unpacks_hi_v8hi): Ditto.
12046 (vec_unpacku_lo_v8hi): Ditto.
12047 (vec_unpacks_lo_v8hi): Ditto.
12048 (vec_unpacku_hi_v4si): Ditto.
12049 (vec_unpacks_hi_v4si): Ditto.
12050 (vec_unpacku_lo_v4si): Ditto.
12051 (vec_unpacks_lo_v4si): Ditto.
12052 (sse5_pmacsww): New SSE5 intrinsic insn.
12053 (sse5_pmacssww): Ditto.
12054 (sse5_pmacsdd): Ditto.
12055 (sse5_pmacssdd): Ditto.
12056 (sse5_pmacssdql): Ditto.
12057 (sse5_pmacssdqh): Ditto.
12058 (sse5_pmacsdqh): Ditto.
12059 (sse5_pmacsswd): Ditto.
12060 (sse5_pmacswd): Ditto.
12061 (sse5_pmadcsswd): Ditto.
12062 (sse5_pmadcswd): Ditto.
12063 (sse5_pcmov_<move>): Conditional move support on SSE5.
12064 (sse5_phaddbw): New SSE5 intrinsic insn.
12065 (sse5_phaddbd): Ditto.
12066 (sse5_phaddbq): Ditto.
12067 (sse5_phaddwd): Ditto.
12068 (sse5_phaddwq): Ditto.
12069 (sse5_phadddq): Ditto.
12070 (sse5_phaddubw): Ditto.
12071 (sse5_phaddubd): Ditto.
12072 (sse5_phaddubq): Ditto.
12073 (sse5_phadduwd): Ditto.
12074 (sse5_phadduwq): Ditto.
12075 (sse5_phaddudq): Ditto.
12076 (sse5_phsubbw): Ditto.
12077 (sse5_phsubwd): Ditto.
12078 (sse5_phsubdq): Ditto.
12079 (sse5_pperm): Ditto.
12080 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
12081 (sse5_pperm_zero_v16qi_v8hi): Ditto.
12082 (sse5_pperm_sign_v8hi_v4si): Ditto.
12083 (sse5_pperm_zero_v8hi_v4si): Ditto.
12084 (sse5_pperm_sign_v4si_v2di): Ditto.
12085 (sse5_pperm_sign_v4si_v2di): Ditto.
12086 (sse5_pperm_pack_v2di_v4si): Ditto.
12087 (sse5_pperm_pack_v4si_v8hi): Ditto.
12088 (sse5_pperm_pack_v8hi_v16qi): Ditto.
12089 (sse5_perm<mode>): New SSE5 intrinsic insn.
12090 (rotl<mode>3): Ditto.
12091 (sse5_rotl<mode>3): Ditto.
12092 (sse5_ashl<mode>3): Ditto.
12093 (sse5_lshl<mode>3): Ditto.
12094 (sse5_frcz<mode>2): Ditto.
12095 (sse5s_frcz<mode>2): Ditto.
12096 (sse5_cvtph2ps): Ditto.
12097 (sse5_cvtps2ph): Ditto.
12098 (sse5_vmmaskcmp<mode>3): Ditto.
12099 (sse5_com_tf<mode>3): Ditto.
12100 (sse5_maskcmp<mode>3): Ditto.
12101 (sse5_maskcmp_uns<mode>3): Ditto.
12102 (sse5_maskcmp_uns2<mode>3): Ditto.
12103 (sse5_pcom_tf<mode>3): Ditto.
12105 * config/i386/predicates.md (sse5_comparison_float_operator):
12106 New predicate to match the comparison operators supported by
12107 the SSE5 com instruction.
12108 (ix86_comparison_int_operator): New predicate to match just the
12109 signed int comparisons.
12110 (ix86_comparison_uns_operator): New predicate to match just the
12111 unsigned int comparisons.
12113 * doc/invoke.texi (-msse5): Add documentation.
12114 (-mfused-madd): Ditto.
12116 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
12118 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
12120 (x86_64-*-*): Ditto.
12122 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
12124 * config/i386/bmmintrin.h: New file, provide common x86 compiler
12125 intrinisics for SSE5.
12127 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
12130 * config/i386/mmintrin-common.h: New file, to contain common
12131 instructions between SSE4.1 and SSE5.
12133 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
12134 FOREACH_FUNCTION_ARGS to iterate over the argument list.
12135 (gen_regparm_prefix): Ditto.
12137 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
12138 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
12139 prototype_p to determine if a function is prototyped.
12141 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
12143 * c-common.c (c_common_reswords) add the alignof keyword,
12144 with same RID as __alignof and __alignof__
12146 2009-08-25 Anatoly Sokolov <aesok@post.ru>
12148 * hooks.h (hook_bool_const_int_const_int_true): Declare.
12149 * hooks.c (hook_bool_const_int_const_int_true): New function.
12150 * target.h (struct gcc_target): Add can_eliminate field.
12151 * target-def.h (TARGET_CAN_ELIMINATE): Define.
12152 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
12153 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
12154 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
12155 (elim_table): Revise comment.
12156 * system.h (CAN_ELIMINATE): Poison.
12157 * defaults.h (CAN_ELIMINATE): Remove.
12158 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
12160 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
12161 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
12163 (alpha_vms_can_eliminate): Declare as static, change return type to
12165 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
12167 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
12168 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
12169 (arm_can_eliminate): New function.
12171 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
12172 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
12173 (avr_can_eliminate): Declare as static.
12174 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
12176 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
12177 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
12178 (bfin_can_eliminate): New function.
12180 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
12181 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
12182 (crx_can_eliminate): New function.
12184 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
12185 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
12186 (fr30_can_eliminate): New function.
12188 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
12189 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
12190 (frv_can_eliminate): New function.
12192 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
12193 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
12194 (h8300_can_eliminate): New function.
12196 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
12197 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
12198 (i386_can_eliminate): Declare as static, change return type to bool.
12199 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
12201 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
12202 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
12203 (ia64_can_eliminate): New function.
12205 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
12206 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
12207 (iq2000_can_eliminate): New function.
12209 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
12210 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
12211 (m32r_can_eliminate): New function.
12213 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
12214 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
12215 (m68hc11_can_eliminate): New function.
12217 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
12218 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
12219 (m68k_can_eliminate): New function.
12221 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
12222 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
12223 (mep_can_eliminate): New function.
12225 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
12226 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
12227 (mips_can_eliminate): New function.
12229 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
12230 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
12231 (rs6000_can_eliminate): New function.
12233 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
12234 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
12235 (s390_can_eliminate): Declare as static.
12236 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
12238 * config/score/score.h (CAN_ELIMINATE): Remove macro.
12239 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
12240 (score_can_eliminate): New function.
12242 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
12243 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
12244 (sparc_can_eliminate): Declare as static.
12245 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
12247 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
12248 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
12249 (xstormy16_can_eliminate): New function.
12251 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
12252 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
12253 (v850_can_eliminate): New function.
12255 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
12257 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
12258 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
12259 (*movdfcc_ext[1234]): Disable for IEEE mode.
12261 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
12263 * gimplify.c (prepare_gimple_addressable): New static function.
12264 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
12266 (gimplify_addr_expr): Invoke it similarly on the operand instead of
12267 manually fiddling with it.
12269 2009-08-25 Michael Matz <matz@suse.de>
12271 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
12272 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
12274 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
12275 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
12276 (do_jump): Split out code for simple binary comparisons into ...
12277 (do_jump_1): ... this, taking the individual operands and code.
12278 Change callers to helper function above accordingly.
12279 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
12282 2009-08-25 Michael Matz <matz@suse.de>
12284 * expr.h (struct separate_ops, sepops): New type for passing
12285 around an exploded simple expression.
12286 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
12287 Use this structure instead of expression tree.
12288 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
12289 expression, only its type.
12290 (expand_vec_cond_expr): Take type and individual operands instead
12291 of full expression.
12292 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
12293 expand_vec_shift_expr): Change prototype accordingly.
12294 * tree-vect-stmts.c (vectorizable_condition): Change call of
12295 expand_vec_cond_expr_p to pass only type.
12296 * expr.c (do_store_flags): Change prototype and implementation
12297 to take an exploded expression.
12298 (expand_expr_real_1): New local ops initialized with details
12299 of the full expression. Use it instead of full
12300 expression in calls to do_store_flags, expand_vec_cond_expr,
12301 expand_widen_pattern_expr and expand_vec_shift_expr.
12303 2009-08-25 Michael Matz <matz@suse.de>
12305 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
12306 treeop2 initialized with first three operands of the full expression.
12307 Substitute all TREE_OPERAND (exp, [012]) calls with them.
12309 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
12311 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
12312 (__gthread_objc_condition_allocate): Mark arguments as unused.
12313 (__gthread_objc_condition_deallocate): Likewise.
12314 (__gthread_objc_condition_wait): Likewise.
12315 (__gthread_objc_condition_broadcast): Likewise.
12316 (__gthread_objc_condition_signal): Likewise.
12317 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
12318 (__gthread_objc_thread_id): Likewise.
12320 2009-08-25 Janus Weil <janus@gcc.gnu.org>
12322 PR middle-end/41149
12323 * tree-pretty-print.c (print_call_name): Print the correct call name
12324 for procedure pointer components.
12326 2009-08-24 Steve Ellcey <sje@cup.hp.com>
12328 * config/ia64/ia64.c (ia64_promote_function_mode): Call
12329 default_promote_function_mode when not VMS.
12331 2009-08-24 Olivier Hainque <hainque@adacore.com>
12333 * convert.c (convert_to_integer): Don't assume an input pointer is
12334 POINTER_SIZE wide. Fetch from the type instead.
12336 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12338 * configure.ac (AC_PREREQ): Bump to 2.64.
12340 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
12342 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
12343 (process_command): Don't search standard_exec_prefix_1 and
12344 standard_exec_prefix_2.
12346 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12348 * config/arm/arm.c (output_return_instruction): Handle for
12351 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12353 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
12355 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12357 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
12358 (*arm_movdf_vfp): Likewise.
12360 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12362 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
12363 (vashr<mode>3): Rename from ashr<mode>3.
12364 (vlshr<mode>3): Rename from lshr<mode>3.
12366 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
12369 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
12370 (check_format_info_main): Use scalar_identify_flag.
12371 (check_format_types): Check for scalar size identity if
12372 scalar_identify_flag is set.
12373 (printf_length_specs): Extend by new field.
12374 (asm_fprintf_length_specs): Likewise.
12375 (gcc_diag_length_specs): Likewise.
12376 (scanf_length_specs): Likewise.
12377 (strfmon_length_specs): Likewise.
12378 (gcc_gfc_length_specs): Likewise.
12379 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
12380 (ms_printf_flag_specs): Likewise.
12381 * c-format.h (format_length_info): Add new member scalar_identity_flag.
12383 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
12386 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
12387 (*call_value_pop_1): Ditto.
12388 (*sibcall_pop_1): New insn pattern.
12389 (*sibcall_value_pop_1): Ditto.
12391 2009-08-23 Alan Modra <amodra@bigpond.net.au>
12394 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
12397 2009-08-23 Alan Modra <amodra@bigpond.net.au>
12400 * fwprop.c (try_fwprop_subst): Allow multiple sets.
12401 (get_reg_use_in): New function.
12402 (forward_propagate_subreg): Propagate through subreg of zero_extend
12405 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
12407 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
12408 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
12410 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12412 * configure.ac: Remove --with-datarootdir, --with-docdir,
12413 --with-htmldir switches. No need to call AC_SUBST for
12414 datarootdir, docdir, htmldir any more.
12415 * configure: Regenerate.
12416 * doc/install.texi (Configuration): Document --datarootdir,
12417 --docdir, --htmldir, --pdfdir; update documentation for
12418 --infodir, --mandir.
12419 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
12422 * aclocal.m4: Regenerate.
12423 * config.in: Regenerate.
12424 * configure: Regenerate.
12426 2009-08-21 Douglas B Rupp <rupp@gnat.com>
12427 Olivier Hainque <hainque@adacore.com>
12429 * config/ia64/ia64.c: Include libfuncs.h.
12430 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
12431 (ia64_expand_call): Use reg 25 on VMS.
12432 (ia64_initialize_trampoline): Fix for VMS ABI.
12433 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
12434 (ia64_function_arg): Initialize reg 25 on VMS.
12435 Fix OpenVMS ABI issues for varargs.
12436 For OpenVMS, emit the Argument Information register set in the
12437 incoming/sibcall case as well.
12438 (ia64_arg_type): New function.
12439 (ia64_function_arg_advance): Keep track of cum->words.
12440 Fix OpenVMS ABI issues for varargs.
12441 (ia64_function_value): On VMS, promote mode of non-aggregate types.
12442 (ia64_override_options): Set flag_no_common on VMS.
12443 (ia64_init_builtins): Disable FWRITE builtin.
12444 (ia64_asm_output_external): Call DO_CRTL_NAMES.
12445 (ia64_vms_init_libfuncs): Add decc$ routines.
12446 (ia64_vms_valid_pointer_mode): New function.
12447 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
12448 (ia64_promote_function_mode): New function
12449 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
12450 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
12451 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
12452 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
12453 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
12454 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
12455 Suppress trailing '#' if VALUE is numeric.
12456 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
12457 ia64_promote_function_mode.
12458 (TARGET_VALID_POINTER_MODE): Define.
12460 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
12463 * config/rs6000/rs6000.c (rs6000_override_options): Use
12464 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
12467 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
12468 reporting of vector + decimal/boolean/complex error.
12470 2009-08-21 Jakub Jelinek <jakub@redhat.com>
12472 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
12473 __vector double TYPE_DECL.
12475 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
12477 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
12478 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
12479 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
12480 to pointer to enum machine_mode. Update all callers as needed.
12482 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
12484 * config/alpha/alpha.md (exception_receiver): Emit alternative
12485 GP load sequence if flag_reorder_blocks_and_partition is set.
12486 (*exception_receiver_2): Also enable when
12487 flag_reorder_blocks_and_partition is set.
12489 2009-08-20 Matt Rice <ratmice@gmail.com>
12490 Diego Novillo <dnovillo@google.com>
12492 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
12495 2009-08-20 Richard Guenther <rguenther@suse.de>
12497 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
12498 * c-tree.h (c_dup_lang_specific_decl): Remove.
12499 (struct lang_decl, struct lang_type): Move definitions ...
12500 * c-lang.h: ... here. New file.
12501 * c-decl.c: Include c-lang.h.
12502 (c_dup_lang_specific_decl): Remove.
12503 * c-typeck.c: Include c-lang.h.
12504 * Makefile.in (c-decl.o): Add c-lang.h dependency.
12505 (c-typeck.o): Likewise.
12506 * c-config-lang.in (gtfiles): Add c-lang.h.
12507 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
12510 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
12512 * config/alpha/alpha.c (alpha_end_function): Do not clear
12513 crtl->emit structure and free insn locators if cfun->is_thunk is true,
12514 this is now handled in generic code.
12516 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
12518 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
12519 (s390_z10_fix_long_loop_prediction): New function.
12520 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
12521 (s390_reorg): Walk over the INSNs and invoke
12522 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
12524 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
12526 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
12527 "*brx_64bit", "*brx_31bit"): New patterns.
12528 * config/s390/s390.c ('E'): New output modifier.
12530 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12531 Richard Earnshaw <richard.earnshaw@arm.com>
12533 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
12534 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
12536 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12538 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
12540 * pa.c (emit_move_sequence): Check if address of operand1 is valid
12541 for mode mode of operand0 when doing secondary reload for SAR.
12543 2009-08-19 Jakub Jelinek <jakub@redhat.com>
12545 PR middle-end/41123
12546 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
12547 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
12549 2009-08-19 Jason Merrill <jason@redhat.com>
12551 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
12552 supported template depth in C++0x.
12554 2009-08-19 Jakub Jelinek <jakub@redhat.com>
12556 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
12557 free_after_compilation.
12558 * config/score/score7.c (score7_output_mi_thunk): Likewise.
12559 * config/score/score3.c (score3_output_mi_thunk): Likewise.
12560 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
12561 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
12562 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
12563 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
12564 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
12566 2009-08-19 Ian Lance Taylor <iant@google.com>
12568 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
12569 of (plus (mult (neg B) C) A).
12571 2009-08-18 Michael Matz <matz@suse.de>
12573 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
12574 instead of comparing TYPE_MAIN_VARIANT for equality.
12575 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
12576 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
12577 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
12578 * gimplify.c (goa_lhs_expr_p): Ditto and use
12579 STRIP_USELESS_TYPE_CONVERSION.
12581 2009-08-18 Michael Matz <matz@suse.de>
12583 * tree-ssa-structalias.c (create_variable_info_for): Also mark
12584 first field in a struct.
12585 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
12587 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
12589 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
12590 locators before emit_insn is called. Remove assert that
12592 (alpha_end_function): Clear crtl->emit structure and free insn
12593 locators if cfun->is_thunk is true.
12595 2009-08-18 Jason Merrill <jason@redhat.com>
12597 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
12599 * configure.ac: Test for it.
12600 * configure, config.in: Regenerate.
12601 * doc/install.texi: Document --enable-gnu-unique-object.
12603 2009-08-18 Richard Guenther <rguenther@suse.de>
12605 PR middle-end/41094
12606 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
12607 pow(x,y*z) only if x is nonnegative.
12609 2009-08-18 Jakub Jelinek <jakub@redhat.com>
12611 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
12615 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
12616 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
12618 2009-08-17 DJ Delorie <dj@redhat.com>
12620 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
12621 * config/m32c/prologue.md (epilogue_freit): New.
12623 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
12624 (bank_switch_p): Likewise.
12625 (fast_interrupt_p): Likewise.
12626 (interrupt_p): Likewise.
12627 (m32c_conditional_register_usage): Round memregs size up.
12628 (need_to_save): We only need to save $a0 when we use ENTER.
12629 (interrupt_p): Check for fast_interrupt too.
12630 (bank_switch_p): New.
12631 (fast_interrupt_p): New.
12632 (m32c_attribute_table): Add bank_switch and fast_interrupt.
12633 (m32c_emit_prolog): Support bank switching and fast interrupts.
12634 * doc/extend.texi (Function Attributes): Add bank_switch and
12637 2009-08-17 Douglas B Rupp <rupp@gnat.com>
12639 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
12640 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
12642 2009-08-16 Douglas B Rupp <rupp@gnat.com>
12644 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
12645 (menu): Add IA-64/VMS Options.
12646 (IA-64/VMS Options): Likewise.
12648 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
12651 * config/mips/mips.md (*lwxs): Use :P for pointer values.
12653 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
12655 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
12656 (mips_pop_asm_switch): Likewise.
12657 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
12659 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
12660 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
12661 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
12662 (mips_print_operand_punctuation): Use them. Check mips_noreorder
12663 instead of set_noreorder.
12664 (mips_output_function_prologue): Use the new functions.
12665 (mips_output_function_epilogue): Likewise.
12666 (mips_need_noat_wrapper_p): New function, split out from...
12667 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
12668 Use mips_push_asm_switch and mips_pop_asm_switch.
12669 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
12670 and mips_pop_asm_switch.
12671 (ASM_OUTPUT_REG_POP): Likewise.
12672 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
12673 Use mips_pop_asm_switch.
12674 (mips_asm_switch): New structure.
12675 (set_noreorder, set_nomacro): Replace with...
12676 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
12677 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
12678 instead of set_nomacro.
12679 (fix_truncsfsi2_macro): Likewise.
12680 (cprestore): Likewise.
12681 (hazard): Use mips_noreorder instead of set_noreorder.
12682 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
12684 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
12686 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
12687 from prev_active_insn.
12689 2009-08-16 Anatoly Sokolov <aesok@post.ru>
12691 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
12692 * config/avr/avr.c (avr_override_options): Initialize
12693 avr_current_arch variable.
12694 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
12695 __AVR_HAVE_16BIT_SP__ according to the device type.
12696 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
12698 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
12699 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
12701 2009-08-16 Dodji Seketeli <dodji@redhat.com>
12704 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
12705 generating inlined subroutine die only. We shouldn't be
12706 called for anything else.
12707 (gen_block_die): Don't generate inline subroutine debug info for
12710 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
12712 * graphite-poly.c (print_pbb): Print PBB index.
12714 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
12716 PR middle-end/40981
12717 * graphite-interchange.c (ppl_max_for_le): Moved...
12718 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
12719 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
12720 ppl_Pointset_Powerset_C_Polyhedron_maximize.
12721 * graphite-ppl.h (ppl_max_for_le): Declared.
12723 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
12725 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
12726 supported on all platforms.
12727 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
12728 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
12729 * c-pragma.c: Likewise.
12730 * target-def.h (TARGET_INITIALIZER): Remove
12731 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
12732 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
12734 2009-08-14 Douglas B Rupp <rupp@gnat.com>
12736 * config/ia64/fde-vms.c: New file.
12737 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
12738 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
12739 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
12740 (uw_frame_state_for): Only register a personality routine if it is
12741 known to be compatible with our expectations.
12742 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
12743 Declare unw_table_entry stack variable and
12744 mod all calls to _Unwind_FindTableEntry to add arg.
12745 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
12746 (_Unwind_FindTableEntry): Add arg to prototype.
12748 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
12750 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
12751 field 'signal_pfs_loc'.
12752 (uw_frame_state_for): Remove duplicate code dealing with leaf
12753 procedures without unwind info.
12754 If in the frame after unwinding through a signal handler, restore
12755 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
12756 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
12757 'pfs_loc' to the AR.PFS location in the signal context; instead
12758 set 'signal_pfs_loc'.
12759 Manually generate the unwind info for the AR.PFS register.
12760 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
12761 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
12762 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
12763 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
12764 instead set 'signal_pfs_loc'.
12765 Remove code preventing the AR.PFS register from being restored
12766 from the signal context.
12768 2009-08-14 Douglas B Rupp <rupp@gnat.com>
12769 Tristan Gingold <gingold@adacore.com>
12771 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
12772 * config/ia64/t-vms: New file.
12773 * config/ia64/vms64.h: New file.
12774 * config/ia64/vms.h: New file.
12775 * config/ia64/vms-crtinit.asm: New file.
12776 * config/ia64/vms_symvec_libgcc_s.opt: New file.
12777 * config/ia64/vms-unwind.h: New file.
12779 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
12781 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
12784 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12786 PR middle-end/30789
12787 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
12788 Move declaration...
12789 * real.h (do_mpc_arg2): ... here.
12790 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
12793 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
12795 * final.c (add_debug_prefix_map): Don't use GC memory for
12796 old_prefix and new_prefix.
12798 2009-08-14 Richard Guenther <rguenther@suse.de>
12800 * ipa-prop.c (compute_complex_pass_through): If we cannot
12801 compute a non-varying offset for IPA_JF_ANCESTOR punt.
12803 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12805 * c-lex.c (c_lex_with_flags): Increase size of local variable
12806 to avoid memory clobber.
12808 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
12811 * config/i386/i386.c (ix86_fp_comparison_strategy):
12812 Only enable/disable sahf at function granularity.
12814 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
12816 PR rtl-optimization/41064
12817 * reload1.c (reload_as_needed): Don't call extract_insn
12818 for known invalid replacements after calling
12819 validate_replace_rtx_group and verify_changes.
12821 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
12824 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
12825 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
12826 ix86_expand_fp_vcond.
12827 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
12828 Assert that operation is supported by ix86_expand_int_vcond.
12829 (vcondu<SSEMODE124C8:mode>): Ditto.
12831 2009-08-13 DJ Delorie <dj@redhat.com>
12833 * config/i386/djgpp-stdint.h: New.
12834 * config.gcc (djgpp): Use it.
12836 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
12838 * config/sh/sh.c (sh_override_options): When flag_exceptions or
12839 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
12841 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
12843 * tree-ssa-loop-prefetch.c
12844 (prune_ref_by_group_reuse): Enhance probabilistic analysis
12845 for long-stride pruning.
12846 (compute_miss_rate): New function to compute the probability
12847 that two memory references access different cache lines.
12849 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
12851 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
12853 2009-08-13 Richard Guenther <rguenther@suse.de>
12855 PR middle-end/41047
12856 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
12857 use the constant pointer type.
12858 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
12859 of CV qualifiers on the target pointer type.
12860 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
12861 conversion check before restrict check.
12863 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
12866 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
12868 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
12870 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
12872 2009-08-12 Richard Guenther <rguenther@suse.de>
12874 PR tree-optimization/41011
12875 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
12876 and reference constructing.
12878 2009-08-12 Xinliang David Li <davidxl@google.com>
12880 PR tree-optimization/41012
12881 * tree-flow.h : New external interface.
12882 * gimple-low.c (check_call_arg): Change to public function.
12883 Remove argument mismatch check in lowering.
12884 * tree-inline.h (tree_can_inline_p): Interface change.
12885 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
12886 into this function.
12887 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
12888 Call change to tree_can_inline_p function.
12889 (cgraph_decide_inlining_incrementally): Ditto.
12891 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
12893 PR tree-optimization/41031
12894 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
12895 on the partition variable rather than promote_mode on the source
12896 type. Assert that the partition variable's type has the same
12897 mode as the source value's.
12899 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
12901 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
12902 for for_return == 2.
12903 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
12905 * calls.c (expand_call): Fix typo.
12906 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
12908 * stmt.c (expand_value_return): Use promote_function_mode to copy out
12910 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
12911 * config/cris/cris.c (cris_promote_function_mode): Likewise.
12912 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
12913 * config/pa/pa.c (pa_promote_function_mode): Likewise.
12915 2009-08-12 Andrew Haley <aph@redhat.com>
12917 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
12919 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
12922 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
12924 2009-08-12 Richard Guenther <rguenther@suse.de>
12926 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
12927 * gimplify.c (gimplify_modify_expr): Do not use
12928 lang_hooks.types_compatible_p.
12929 * tree-ssa.c (useless_type_conversion_p): For aggregates
12930 just return false if the canonical types differ.
12932 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
12934 PR middle-end/40980
12935 * sese.c (convert_for_phi_arg): New.
12936 (add_guard_exit_phis): Use convert_for_phi_arg.
12938 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
12940 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
12941 unknown subscript upper bounds.
12943 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
12944 Pranav Garg <pranav.garg2107@gmail.com>
12946 * graphite-interchange.c (gather_access_strides): Removed.
12947 (ppl_max_for_le): New.
12948 (build_linearized_memory_access): New.
12949 (memory_stride_in_loop): New.
12950 (pbb_interchange_profitable_p): Reimplemented.
12951 * graphite-ppl.h (ppl_new_id_map): New.
12952 (ppl_interchange): New.
12954 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
12956 * graphite-interchange.c (compute_subscript): Removed.
12957 (compute_array_size_cstr): Removed.
12958 (compute_array_size_poly): Removed.
12959 (compute_array_size): Removed.
12960 (gather_access_strides_poly): Removed.
12961 (gather_access_strides): Empty.
12963 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
12965 * graphite-dependences.c (dependence_polyhedron_1): Replace
12966 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
12967 (graphite_legal_transform_dr): Same.
12968 (graphite_carried_dependence_level_k): Same.
12969 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
12970 Initialize PDR_NB_SUBSCRIPTS.
12971 (print_pdr_access_layout): Replace pdr_nb_subscripts with
12973 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
12974 (PDR_NB_SUBSCRIPTS): New.
12975 (pdr_nb_subscripts): Removed.
12976 (pdr_dim): Simplified.
12977 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
12978 with PDR_NB_SUBSCRIPTS.
12980 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
12982 * graphite-interchange.c (compute_array_size): Remove use of
12983 PDR_DATA_CONTAINER.
12984 * graphite-poly.c (new_poly_dr): Remove argument data_container.
12985 Do not initialize PDR_DATA_CONTAINER.
12986 (print_pdr): Do not print PDR_DATA_CONTAINER.
12987 * graphite-poly.h (struct poly_dr): Remove data_container field.
12988 (PDR_DATA_CONTAINER): Removed.
12989 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
12990 PDR_DATA_CONTAINER.
12991 (build_poly_dr): Same.
12993 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
12994 Sebastian Pop <sebastian.pop@amd.com>
12996 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
12997 copy of the dependence polyhedron. Free the temporary objects.
12998 (graphite_carried_dependence_level_k): Free unused objects before
13001 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
13003 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
13004 Early return without analyzing the data dependences if no
13005 transform has been done. Call restore_scattering if the transform
13007 (graphite-interchange.c): Same.
13008 * graphite-poly.c (print_scattering_function): Test for
13010 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
13011 (apply_poly_transforms): Do not gcc_assert that
13012 the transform is legal.
13013 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
13014 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
13015 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
13016 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
13017 * graphite-poly.h (struct poly_scattering): New.
13018 (struct poly_bb): Add original, transformed, and saved fields.
13019 Remove transformed_scattering, original_scattering,
13020 nb_local_variables and nb_scattering_transform fields.
13021 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
13022 (poly_scattering_new): New.
13023 (poly_scattering_free): New.
13024 (poly_scattering_copy): New.
13025 (store_scattering_pbb): New.
13026 (store_scattering): New.
13027 (restore_scattering_pbb): New.
13028 (restore_scattering): New.
13029 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
13030 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
13032 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
13034 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
13035 (print_scop): Same.
13037 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
13039 * Makefile.in (graphite.o): Depends on PREDICT_H.
13040 * graphite.c: Include predict.h.
13041 (graphite_finalize): Call tree_estimate_probability.
13042 * predict.c (predict_loops): Do not call scev_initialize and
13044 (tree_estimate_probability_bb): New.
13045 (tree_estimate_probability): Do not initialize loops: move that
13046 code to the driver. Call tree_estimate_probability_bb.
13047 (tree_estimate_probability_driver): New.
13048 (pass_profile): Use tree_estimate_probability_driver.
13049 * predict.h (tree_estimate_probability): Declared.
13051 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
13053 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
13054 * graphite-dependences.c (graphite_legal_transform): Add time to
13055 TV_GRAPHITE_DATA_DEPS.
13056 (dependency_between_pbbs_p): Same.
13057 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
13059 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
13061 PR rtl-optimization/41033
13062 * alias.c (nonoverlapping_component_refs_p): Punt when strict
13063 aliasing is disabled.
13065 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
13067 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
13068 si_mask_operand, and_load_operand, low_bitmask_operand,
13069 and_reg_operand, and_operand): New predicates.
13070 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
13071 * config/mips/mips.c (and_operands_ok): New function.
13072 * config/mips/mips-protos.h (and_operands_ok): Declare it.
13073 * config/mips/mips.md (move_type): Add ext_ins and logical.
13074 (type): Handle them.
13075 (and<mode>3): Use and_reg_operand as the second operand's predicate.
13076 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
13077 shift_shift. Remove commutative constraint modifier.
13078 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
13080 (*clear_upper32_dext): Remove define_insn_and_split.
13081 (*clear_upper32): Turn this define_insn_and_split ...
13082 (splitter for ANDing register with 0xffff_ffff): .. into this.
13084 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
13086 * combine.c (try_widen_shift_mode): Factor out code to check if an
13087 integer constant is a low-order bitmask from here ...
13088 * rtlanal.c (low_bitmask_len): ... to here.
13089 * rtl.h (low_bitmask_len): Declare.
13091 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
13094 * config/alpha/alpha.md (addsi3): Remove expander.
13095 (addsi3): Rename from *addsi3_internal insn pattern.
13096 (subsi3): Remove expander.
13097 (subsi3): Rename from *subsi3_internal insn pattern.
13099 2009-08-11 Douglas B Rupp <rupp@gnat.com>
13101 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
13104 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
13105 Eric Botcazou <botcazou@adacore.com>
13106 Douglas B Rupp <rupp@gnat.com>
13108 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
13109 that records that fit in 64 bits are returned by immediate value,
13110 as required by OpenVMS Calling Standard.
13111 (function_value): Adjust for above modification.
13112 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
13113 virtual_incoming_args_rtx as base object, not next_arg.
13114 * config/alpha/vms.h (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
13116 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13118 * reload.c (find_reloads_subreg_address): Check the original
13119 req_equiv_mem address to detect the case where an address is
13120 not valid in the outer mode.
13122 2009-08-11 Richard Guenther <rguenther@suse.de>
13125 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
13127 2009-08-10 Douglas B Rupp <rupp@gnat.com>
13129 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
13130 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
13132 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
13133 Douglas B Rupp <rupp@gnat.com>
13135 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
13136 PT_STACK when frame_pointer_needed on OpenVMS.
13137 (alpha_pv_save_size, alpha_using_fp): Remove.
13138 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
13139 with proper processing for PT_NULL.
13140 (alpha_vms_initial_elimination_offset): New function. Support for
13141 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
13142 (alpha_sa_size): Force procedure type to PT_STACK when
13143 frame_pointer_needed on OpenVMS.
13144 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
13145 (alpha_using_fp): Likewise.
13146 (alpha_vms_can_eliminate): Add prototype.
13147 (alpha_vms_initial_elimination_offset): Likewise.
13148 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
13149 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
13151 2009-08-10 Eric Botcazou <botcazou@adacore.com>
13152 Douglas B Rupp <rupp@gnat.com>
13154 * config/alpha/alpha.c (common_object_handler): New function.
13155 (vms_attribute_table): Declare a single attribute "common_object".
13156 (vms_output_aligned_decl_common): New global function.
13157 (SECTION_VMS_OVERLAY): Delete.
13158 (SECTION_VMS_GLOBAL): Likewise.
13159 (SECTION_VMS_INITIALIZE): Likewise.
13160 (vms_asm_named_section): Remove support for above flags.
13161 (vms_section_type_flags): Delete.
13162 (TARGET_SECTION_TYPE_FLAGS): Likewise.
13163 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
13164 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
13165 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
13167 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
13170 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
13171 (sub_ddmmss): Likewise.
13173 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
13176 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
13179 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13182 * reload1.c (reload_as_needed): Use cancel_changes to completely
13183 undo a failed replacement attempt.
13185 2009-08-10 Richard Guenther <rguenther@suse.de>
13187 PR middle-end/41006
13188 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
13189 (useless_type_conversion_p): ... here. Require pointer targets
13192 2009-08-10 Dodji Seketeli <dodji@redhat.com>
13195 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
13196 loose the original type of the statement list.
13198 2009-08-09 Douglas B Rupp <rupp@gnat.com>
13200 * config/alpha/alpha.c: Include libfuncs.h
13201 (avms_asm_output_extern): New function.
13202 (alpha_init_libfuncs): Init some decc libfuncs.
13203 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
13204 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
13205 (DO_CRTL_NAMES): Define.
13206 (LIB_SPEC): Remove.
13207 * config/alpha/vms64.h (POINTERS_EXTEND_UNSIGNED): Remove undef.
13208 (LONG_TYPE_SIZE): Define.
13209 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
13210 (SUBTARGET_SWITCHES): Define malloc64 switch.
13211 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
13212 (MASK_RETURN_ADDR): Define.
13213 doc/invoke.texi (mmalloc64): Document switch.
13215 2009-08-09 Olivier Hainque <hainque@adacore.com>
13216 Douglas B Rupp <rupp@gnat.com>
13218 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
13219 uses_condition_handler.
13220 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
13221 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
13222 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
13223 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
13224 (code_for_builtin): New insn codes for the new alpha_builtins.
13225 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
13226 (alpha_sa_size): Account for uses_condition_handler.
13227 (alpha_expand_prologue): Likewise.
13228 (alpha_start_function): Likewise.
13229 (alpha_expand_epilogue): Likewise.
13230 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
13231 establish/revert expanders.
13232 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
13233 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
13234 New expander, resorting to the alpha.c associated function.
13235 (builtin_revert_vms_condition_handler): Likewise.
13236 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
13237 __gcc_shell_handler, the static VMS condition handler used as
13238 an indirection wrapper to the current dynamically established
13240 * config/alpha/vms-unwind.h: Complete rewrite.
13241 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
13242 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
13244 2009-08-09 Eric Botcazou <botcazou@adacore.com>
13245 Douglas B Rupp <rupp@gnat.com>
13247 * config/alpha/alpha.c (alpha_links): Add 'target' field.
13248 (alpha_need_linkage): Handle aliases. Return function symbol.
13249 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
13250 Use ultimate alias target for the linkage name.
13251 * config/alpha/alpha.md (movmemdi): Use the symbol returned
13252 by alpha_need_linkage for the function symbol.
13253 (setmemdi): Likewise.
13255 2009-08-09 Douglas B Rupp <rupp@gnat.com>
13257 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
13258 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
13259 (ASM_WEAKEN_LABEL): Define.
13260 (CRT_CALL_STATIC_FUNCTION): Define.
13261 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
13262 (ENDFILE_SPEC): Define.
13263 (INIT_SECTION_ASM_OP): Define.
13264 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
13265 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
13266 crtend.o crtendS.o.
13267 (MULTILIB_OSDIRNAMES): Define.
13268 (shlib_version): Define.
13269 (SHLIB_EXT): Define.
13270 (SHLIB_OBJS): Define.
13271 (SHLIB_NAME): Define.
13272 (SHLIB_MULTILIB): Define.
13273 (SHLIB_INSTALL): Define.
13274 (SHLIB_SYMVEC): Define.
13275 (SHLIB_SYMVECX2): Define.
13276 (SHLIB_LINK): Define.
13278 2009-08-09 Douglas B Rupp <rupp@gnat.com>
13280 * config/alpha/alpha.c (alpha_initialize_trampoline):
13281 Initialize VMS trampoline IAW ABI for bounded procedure calls.
13282 (alpha_start_function): Emit transfer address on nested functions
13283 for VMS trampoline call.
13284 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
13285 since no longer used.
13286 * config/alpha/vms-tramp.asm: Remove.
13287 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
13288 since now only data initialized at runtime.
13290 2009-08-09 Douglas B Rupp <rupp@gnat.com>
13292 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
13293 (LINK_GCC_C_SEQUENCE_SPEC): Define.
13294 (MD_EXEC_PREFIX): Remove, no longer used.
13295 (MD_STARTFILE_PREFIX): Likewise.
13296 (INCLUDE_DEFAULTS): Likewise.
13297 * config/alpha/t-vms:
13298 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
13300 2009-08-09 Richard Guenther <rguenther@suse.de>
13302 PR tree-optimization/41016
13303 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
13304 (operand_precision): Remove.
13305 (integral_operand_p): Likewise.
13306 (recognize_single_bit_test): Adjust.
13308 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
13310 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
13311 operation overflows. Likewise non-cast unary arithmetic.
13312 If one arm of a conditional expression is always taken,
13313 inhibit evaluation warnings for the other arm. Likewise inhibit
13314 evaluation warnings for the second && or || operand if the first
13315 operand is enough to determine the result.
13316 * c-typeck.c (build_conditional_expr): Apply the same inhibition
13318 (build_binary_op): Prevent duplicate evaluation warnings.
13320 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
13322 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
13323 and destination have different modes, Use promote_mode to
13324 determine the signedness of the conversion. Assert that the
13325 promoted source mode matches the destination mode. Don't pass
13326 the destination and destination mode to expand_expr if the source
13327 mode is different. Simplify conversion logic.
13329 2009-08-09 Ira Rosen <irar@il.ibm.com>
13331 PR tree-optimization/41008
13332 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
13333 from condition only in case it's a comparison. Adjust checks.
13335 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
13337 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
13338 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
13339 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
13340 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
13341 (dump_cand): Handle them.
13342 (struct iv_cand): New members COST_STEP and AINC_USE.
13343 (stmt_after_increment): Likewise.
13344 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
13345 callers changed. Use gimple_uid comparison instead of scanning.
13346 (add_candidate_1): When looking for identical candidates, take
13347 AINC_USE into account. Set it for new candidates.
13348 (force_expr_to_var_cost): Cast target_spill_cost to int.
13349 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
13350 All callers changed. Check for availability of autoinc addressing
13351 modes, both in general for a given mode, and in the specific use case.
13352 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
13354 (get_computation_cost): Likewise.
13355 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
13356 add_autoinc_candidates): New static functions.
13357 (add_candidate): Call add_autoinc_candidates for candidates based on
13359 (find_iv_candidates): Call set_autoinc_for_original_candidates.
13360 (determine_use_iv_cost_address): If we have an autoinc candidate at
13361 the matching use, verify autoinc is possible and subtract the cost
13362 of the candidate's step from the cost.
13363 (determine_iv_cost): Record the cost of the increment in the COST_STEP
13364 member of the candidate.
13365 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
13366 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
13368 2009-08-09 Douglas B Rupp <rupp@gnat.com>
13370 * config.build (ia64-hp-*vms*): New target.
13371 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
13372 with ia64-hp-*vms*.
13373 * config.gcc (ia64-hp-*vms*): New target.
13374 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
13375 with ia64-hp-*vms*.
13376 * config.host (ia64-hp-*vms*): New target.
13377 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
13378 with ia64-hp-*vms*.
13380 2009-08-08 Richard Guenther <rguenther@suse.de>
13382 PR tree-optimization/40991
13383 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
13385 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
13387 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
13388 mode check. Do truncations in an integer mode.
13389 (force_to_mode): Handle subregs for all mode types. Only do
13390 arithmetic simplifications on integer modes.
13392 2009-08-07 Richard Guenther <rguenther@suse.de>
13394 PR tree-optimization/40999
13395 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
13396 (maybe_fold_reference): Lookup constant initializers.
13397 (fold_gimple_assign): Likewise.
13399 2009-08-07 Richard Guenther <rguenther@suse.de>
13401 * tree-ssa.c (useless_type_conversion_p_1): Only for types
13402 that require structural equality defer to the langhook.
13404 2009-08-07 Martin Jambor <mjambor@suse.cz>
13406 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
13408 (struct ipa_pass_through_data): New type.
13409 (struct ipa_ancestor_jf_data): New type.
13410 (union jump_func_value): Removed field formal_id, added fields
13411 pass_through and ancestor.
13412 (struct ipa_param_call_note): Changed type of formal_id to int from
13414 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
13415 operations jump functions and ancestor jump functions.
13416 (compute_complex_pass_through): New function.
13417 (compute_scalar_jump_functions): Call compute_complex_pass_through,
13418 reflect changes in the jump function strucutre.
13419 (update_jump_functions_after_inlining): Ignore complex pass-through
13420 and ancestor jump functions.
13421 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
13422 polynomial pass-through with operation jump functions.
13424 2009-08-07 Jakub Jelinek <jakub@redhat.com>
13426 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
13427 fde->dw_fde_begin as begin label instead of hot/cold label.
13428 Use LLSDAC label instead of LLSDA for second section lsda.
13429 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
13430 label instead of LLSDA if it is true.
13431 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
13433 * except.c (add_call_site, dw2_size_of_call_site_table): Add
13434 SECTION argument. Use it as index into crtl->eh.call_site_record
13436 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
13437 use it to determine how to print table entries instead of using
13438 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
13439 label instead of normal begin label as base.
13440 (sjlj_assign_call_site_values): Adjust add_call_site caller.
13441 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
13442 ensure no EH range spans between sections and that landing pads
13443 are always in the corresponding section.
13444 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
13445 for crtl->eh.call_site_record being an array rather than scalar.
13446 (output_one_function_exception_table): New function, copied
13447 from output_function_exception_table. Adjust
13448 dw2_size_of_call_site_table, dw2_output_call_site_table
13449 callers. For SECOND section use *C suffixed labels.
13450 (output_function_exception_table): Call
13451 output_one_function_exception_table and, when doing hot/cold
13452 partitioning, also another time for the second section.
13453 * opts.c: Include except.h.
13454 (decode_options): Allow -freorder-blocks-and-partition with
13455 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
13456 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
13457 * function.h (struct rtl_eh): Change call_site_record from
13458 scalar into array of 2 elements.
13460 2009-08-07 Martin Jambor <mjambor@suse.cz>
13462 * ipa-prop.c (count_formal_params_1): New function.
13463 (ipa_get_vector_of_formal_parms): New function.
13464 (get_vector_of_formal_parm_types): New function.
13465 (ipa_modify_formal_parameters): New function.
13466 (ipa_modify_call_arguments): New function.
13467 (index_in_adjustments_multiple_times_p): New function.
13468 (ipa_combine_adjustments): New function.
13469 (ipa_dump_param_adjustments): New function.
13470 * ipa-prop.h (struct ipa_parm_adjustment): New type.
13471 (ipa_get_vector_of_formal_parms): Declare.
13472 (ipa_modify_formal_parameters): Declare.
13473 (ipa_modify_call_arguments): Declare.
13474 (ipa_combine_adjustments): Declare.
13475 (ipa_dump_param_adjustments): Declare.
13476 (build_ref_for_offset): Declare.
13477 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
13478 * tree-sra.c: Include ipa-prop.c.
13479 (build_ref_for_offset): Make public.
13481 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
13483 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
13485 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
13487 * gcc/doc/extend.texi (__builtin_extract_return_address)
13488 (__builtin_frob_return_address): Document.
13490 2009-08-06 Paul Brook <paul@codesourcery.com>
13492 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
13493 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
13494 implementation on ARMv6-M.
13496 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
13498 * doc/extend.texi (pcs): Document new attribute for ARM.
13500 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
13502 * arm.c (pcs_attribute_args): Comment out unsupported attribute
13505 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
13507 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
13510 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
13512 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
13514 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
13516 Merge ARM/hard_vfp_branch to trunk.
13518 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
13520 * arm.c (libcall_eq): New function.
13521 (libcall_hash): New function.
13522 (add_libcall): New function.
13523 (arm_libcall_uses_aapcs_base): New function.
13524 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
13525 libcalls using the base PCS.
13526 (arm_init_cumulative_args): Likewise.
13528 2009-07-20 Joseph Myers <joseph@codesourcery.com>
13530 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
13531 Use base ABI for conversion libfuncs between HFmode and SFmode.
13533 2009-05-12 Joseph Myers <joseph@codesourcery.com>
13535 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
13536 V4SImode as representatives of all 64-bit and 128-bit vector
13537 types. Allow vector types without vector modes.
13538 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
13539 without vector modes like BLKmode.
13540 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
13541 BLKmode. Avoid unsupported vector modes or TImode moves for
13543 (aapcs_vfp_allocate_return_reg): Likewise.
13544 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
13545 V8QImode if TARGET_NEON || TARGET_IWMMXT.
13547 2009-05-12 Joseph Myers <joseph@codesourcery.com>
13549 * config/arm/arm.c (arm_handle_pcs_attribute): New.
13550 (arm_get_pcs_model): Pass attribute arguments to
13551 arm_pcs_from_attribute.
13552 (arm_init_cumulative_args): Use base AAPCS for conversions from
13553 floating-point types to DImode.
13554 (arm_attribute_table): Add pcs attribute.
13555 (arm_handle_pcs_attribute): New.
13556 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
13557 conversions from floating-point types to DImode, also declare them
13558 to use base AAPCS and declare functions they call to use base
13559 AAPCS and their RTABI names.
13561 2009-05-12 Joseph Myers <joseph@codesourcery.com>
13563 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
13564 -mfloat-abi=hard not being supported for VFP.
13566 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
13568 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
13569 SYMBOL_REF to hard_libcall_value.
13571 2009-03-05 Joseph Myers <joseph@codesourcery.com>
13572 Richard Earnshaw <rearnsha@arm.com>
13574 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
13575 has been put on the stack, all remaining co-processory arguments for
13576 that co-processor also go on the stack.
13578 2009-03-05 Joseph Myers <joseph@codesourcery.com>
13580 * config/arm/arm.c (arm_return_in_memory): Handle returning
13581 vectors of suitable size in registers also for AAPCS case.
13583 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
13585 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
13587 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
13589 ARM Hard-VFP calling convention
13590 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
13591 * target.h (gcc_target): Add libcall_value to table of call hooks.
13592 * targhooks.h (default_libcall_value): Default implementation.
13593 * targhooks.c (default_libcall_value): Likewise.
13594 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
13595 * optabs.c (expand_unop): Use it.
13596 * expr.h (hard_libcall_value): Pass the function RTX through.
13597 * calls.c (emit_library_call_value_1): Update call to
13598 hard_libcall_value.
13599 * explow.c (hard_libcall_value): Use new target hook.
13600 * config/arm/arm.c: Include cgraph.h
13601 (TARGET_FUNCTION_VALUE): Override default hook.
13602 (arm_pcs_default): New variable.
13603 (arm_override_options): Don't fault hard calling convention with VFP.
13604 Add support for AAPCS variants.
13605 (arm_function_value): Make static. Handle AAPCS variants.
13606 (arm_libcall_value): New function.
13607 (arm_apply_result_size): Handle VFP registers in results.
13608 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
13610 (pcs_attribute_args): New variable.
13611 (arm_pcs_from_attribute): New function.
13612 (arm_get_pcs_model): New function.
13613 (aapcs_vfp_cum_init): New function.
13614 (aapcs_vfp_sub_candidate): New function.
13615 (aapcs_vfp_is_return_candidate): New function.
13616 (aapcs_vfp_is_call_candidate): New function.
13617 (aapcs_vfp_allocate): New function.
13618 (aapcs_vfp_allocate_return_reg): New function.
13619 (aapcs_vfp_advance): New function.
13620 (aapcs_cp_arg_layout): New variable.
13621 (aapcs_select_call_coproc): New function.
13622 (aapcs_select_return_coproc): New function.
13623 (aapcs_allocate_return_reg): New function.
13624 (aapcs_libcall_value): New function.
13625 (aapcs_layout_arg): New function.
13626 (arm_init_cumulative_args): Initialize AAPCS args data.
13627 (arm_function_arg): Handle AAPCS variants using new interface.
13628 (arm_arg_parital_bytes): Likewise.
13629 (arm_function_arg_advance): New function.
13630 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
13631 calling conventions.
13632 (arm_setup_incoming_varargs): Handle new AAPCS args data.
13633 * arm.h (NUM_VFP_ARG_REGS): Define.
13634 (LIBCALL_VALUE): Update.
13635 (FUNCTION_VALUE): Delete.
13636 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
13637 (arm_pcs): New enum.
13638 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
13639 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
13640 (FUNCTION_ARG_REGNO_P): Add VFP regs.
13641 * arm-protos.h (arm_function_arg_advance): Add.
13642 (aapcs_libcall_value): Add.
13643 (arm_function_value): Delete.
13645 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
13646 H.J. Lu <hongjiu.lu@intel.com>
13649 * config/i386/i386.c (standard_sse_mode_p): Remove.
13650 (standard_sse_constant_p): Return 2 for integer mode
13651 vector_all_ones_operand when SSE2 is enabled.
13652 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
13653 (ix86_expand_vector_move): Do not check for negative values from
13654 standard_sse_constant_p.
13656 2009-08-06 Richard Guenther <rguenther@suse.de>
13658 * tree-ssa.c (useless_type_conversion_p_1): Make function and
13659 array type comparisons frontend independent.
13660 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
13661 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
13662 out array reference lower bound and element size operands.
13663 (ao_ref_init_from_vn_reference): Properly compute the offset
13664 for ARRAY_RANGE_REF.
13665 (vn_reference_fold_indirect): Fill out array reference lower
13666 bound and element size operands.
13667 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
13668 a non gimple valued reference operand which can happen for
13669 array reference lower bound or element size.
13670 (create_component_ref_by_pieces_1): Properly generate the
13671 element size operand for array references.
13673 2009-08-06 Richard Guenther <rguenther@suse.de>
13675 PR tree-optimization/40964
13676 * tree.c (iterative_hash_host_wide_int): Export.
13677 * tree.h (iterative_hash_host_wide_int): Declare.
13678 * tree-ssa-structalias.c (heapvar_map): New struct.
13679 (heapvar_map_eq): New function.
13680 (heapvar_map_hash): Likewise.
13681 (heapvar_lookup): Adjust.
13682 (heapvar_insert): Likewise.
13683 (make_constraint_from_heapvar): Allow multiple heap variables
13684 per decl at different offsets.
13685 (init_alias_heapvars): Adjust.
13687 2009-08-04 David Daney <ddaney@caviumnetworks.com>
13689 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
13690 * mips_output_sync_loop (mips_output_sync_loop): Only emit
13691 trailing sync if TARGET_SYNC_AFTER_SC.
13693 2009-08-05 David Daney <ddaney@caviumnetworks.com>
13695 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
13696 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
13697 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
13698 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
13699 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
13700 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
13701 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
13702 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
13703 test_and_set_12): Rewrite calls to mips_output_sync_loop.
13704 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
13705 the prototype declaration match the definition.
13706 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
13707 instructions explicitly. Add barrier_before and operands
13709 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
13710 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
13711 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
13712 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
13713 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
13714 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
13716 2009-08-05 Andrew Pinski <pinskia@gmail.com>
13718 * tree-ssa-alias.c: Fix intervals to use [) syntax.
13720 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
13721 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
13724 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
13727 2009-08-05 Jakub Jelinek <jakub@redhat.com>
13729 PR rtl-optimization/40924
13730 * dse.c (canon_address): Before calling cselib_expand_value_rtx
13731 make sure canon_rtx (mem_address) isn't simpler than
13732 canon_rtx (expanded_mem_address).
13734 2009-08-05 Li Feng <nemokingdom@gmail.com>
13736 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
13737 for each poly_bb_p.
13738 (build_scop_drs): Build alias set for each SCoP.
13740 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
13742 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
13743 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
13744 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
13745 (MIPS_ARCH_FLOAT_SPEC): Likewise.
13746 (BASE_DRIVER_SELF_SPECS): Likewise.
13748 2009-08-04 Andrew Pinski <pinskia@gmail.com>
13750 * tree-ssa-alias.c: Fix some comment typos.
13752 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
13754 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
13755 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
13757 2009-08-03 Janis Johnson <janis187@us.ibm.com>
13760 * simplify-rtx.c (simplify_binary_operation_1): Disable
13761 simplifications for decimal float operations.
13763 2009-08-03 Jakub Jelinek <jakub@redhat.com>
13765 PR middle-end/40943
13766 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
13767 operand of INDIRECT_REF.
13769 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
13771 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
13772 constants referencing TLS symbols.
13774 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
13776 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
13777 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
13779 2009-08-03 Richard Guenther <rguenther@suse.de>
13781 * tree.c (make_vector_type): Build a main variant first,
13782 get the canonical one and then build the variant.
13783 * tree-ssa.c (useless_type_conversion_p_1): Handle
13785 (useless_type_conversion_p): Conversions to pointers to
13786 incomplete record types are useless.
13788 2009-08-03 Richard Guenther <rguenther@suse.de>
13790 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
13791 file will be created.
13792 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
13793 * toplev.c (compile_file): Adjust comment.
13795 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
13797 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
13798 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
13799 (TARGET_PROMOTE_FUNCTION_MODE): Define.
13800 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
13801 (sh_promote_function_mode): Fix typo.
13803 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
13805 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
13807 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13809 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
13810 declaration arguments.
13812 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
13814 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
13815 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
13816 (ix86_split_ashl): Ditto.
13817 (ix86_expand_vector_init_one_nonzero): Ditto.
13818 (ix86_expand_vector_set): Ditto.
13819 (ix86_expand_reduc_v4sf): Ditto.
13821 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
13823 * explow.c (promote_function_mode): Remove assert.
13824 * config/sh/sh.c (sh_promote_function_mode): Declare.
13826 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13828 * config/pa/pa.c (pa_promote_function_mode): Declare.
13829 Change to static. Fix promote_mode call.
13831 * gthr-dce.h (CONST_CAST2): Define if not defined.
13832 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
13834 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
13836 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
13838 * expr.c (store_constructor): Use promote_decl_mode. Remove
13839 now write-only variable unsignedp.
13840 (expand_expr_real_1): Use promote_decl_mode.
13841 * expr.h (promote_function_mode, promote_decl_mode): New.
13842 (promote_mode): Remove last argument.
13843 * function.c (assign_temp): Drop last argument of promote_mode.
13844 (assign_parm_find_data_types): Use promote_function_mode.
13845 (assign_parm_setup_reg): Likewise.
13846 (expand_function_end): Use promote_function_mode.
13847 * calls.c (initialize_argument_information): Use promote_function_mode.
13848 (precompute_arguments): Use promote_mode instead of checking if
13849 only PROMOTE_FUNCTION_MODE is defined.
13850 (expand_call): When making sibcall decisions, use promote_function_mode.
13851 Below, remove an if for targetm.calls.promote_function_return and
13852 and use promote_function_mode.
13853 (emit_library_call_value_1): Use promote_function_mode, fix bug
13854 where promote_mode was passed FOR_CALL == 0 for a return value in an
13856 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
13857 * explow.c (promote_function_mode, promote_decl_mode): New.
13858 (promote_mode): Keep only the FOR_CALL == 0 case.
13859 * combine.c (setup_incoming_promotion): Remove test of
13860 promote_function_args. Use promote_function_mode.
13861 * stmt.c (expand_value_return): Use promote_decl_mode.
13862 (expand_decl): Use promote_decl_mode.
13864 * expr.c (store_constructor): Use promote_decl_mode. Remove
13865 now write-only variable unsignedp.
13866 (expand_expr_real_1): Use promote_decl_mode.
13867 * expr.h (promote_function_mode, promote_decl_mode): New.
13868 (promote_mode): Remove last argument.
13869 * function.c (assign_temp): Drop last argument of promote_mode.
13870 (assign_parm_find_data_types): Use promote_function_mode.
13871 (assign_parm_setup_reg): Likewise.
13872 (expand_function_end): Use promote_function_mode.
13873 * calls.c (initialize_argument_information): Use promote_function_mode.
13874 (precompute_arguments): Use promote_mode instead of checking if
13875 only PROMOTE_FUNCTION_MODE is defined.
13876 (expand_call): When making sibcall decisions, use promote_function_mode.
13877 Below, remove an if for targetm.calls.promote_function_return and
13878 and use promote_function_mode.
13879 (emit_library_call_value_1): Use promote_function_mode, fix bug
13880 where promote_mode was passed FOR_CALL == 0 for a return value in an
13882 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
13883 * explow.c (promote_function_mode, promote_decl_mode): New.
13884 (promote_mode): Keep only the FOR_CALL == 0 case.
13885 * combine.c (setup_incoming_promotion): Remove test of
13886 promote_function_args. Use promote_function_mode.
13887 * stmt.c (expand_value_return): Use promote_decl_mode.
13888 (expand_decl): Use promote_decl_mode.
13890 * explow.c (promote_function_mode): Just call the target hook.
13891 * targhooks.c (default_promote_function_mode,
13892 default_promote_function_mode_always_promote): New.
13893 * targhooks.h (default_promote_function_mode,
13894 default_promote_function_mode_always_promote): Declare.
13895 * target.h (promote_function_args, promote_function_return): Remove.
13896 (promote_function_mode): New.
13897 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
13898 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
13899 (TARGET_PROMOTE_FUNCTION_MODE): New.
13900 (TARGET_CALLS): Adjust.
13901 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
13902 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
13904 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
13905 * config/s390/s390.c (s390_promote_function_mode): ... here,
13906 with pointer handling.
13907 (TARGET_PROMOTE_FUNCTION_MODE): Define.
13908 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
13910 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
13911 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
13912 with pointer handling.
13913 (TARGET_PROMOTE_FUNCTION_MODE): Define.
13914 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
13916 * config/sh/sh-protos.h (sh_promote_function_mode): New.
13917 * config/sh/sh.c (sh_promote_function_mode): New.
13918 (TARGET_PROMOTE_FUNCTION_MODE): Define.
13919 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
13921 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
13922 * config/cris/cris.c (cris_promote_function_mode): ... here.
13923 (TARGET_PROMOTE_FUNCTION_MODE): Define.
13924 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
13926 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
13927 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
13928 (TARGET_PROMOTE_FUNCTION_MODE): Define.
13929 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
13931 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
13932 * config/arm/arm.c (arm_promote_function_mode): ... here, without
13933 complex type handling.
13934 (TARGET_PROMOTE_FUNCTION_MODE): Define.
13935 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
13937 * config/pa/pa.c (pa_promote_function_mode): New.
13938 (TARGET_PROMOTE_FUNCTION_MODE): Define.
13939 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
13941 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
13942 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
13943 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
13944 * config/xtensa/xtensa.c: Likewise.
13945 * config/stormy16/stormy16.c: Likewise.
13946 * config/iq2000/iq2000.c: Likewise.
13947 * config/rs6000/rs6000.c: Likewise.
13948 * config/picochip/picochip.c: Likewise.
13949 * config/arc/arc.c: Likewise.
13950 * config/mcore/mcore.c: Likewise.
13951 * config/score/score.c: Likewise.
13952 * config/mips/mips.c: Likewise.
13953 * config/bfin/bfin.c: Likewise.
13954 * config/ia64/ia64.c: Likewise (disabled though).
13956 * config/frv/frv.h: Remove pointless remark.
13958 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
13959 TARGET_PROMOTE_FUNCTION_ARGS,
13960 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
13961 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
13963 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
13965 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
13966 -floop-parallelize-all.
13967 * toplev.c (process_options): Rename flag_graphite_force_parallel to
13968 flag_loop_parallelize_all.
13969 * tree-ssa-loop.c (gate_graphite_transforms): Same.
13970 * graphite.c (graphite_transform_loops): Same.
13971 * common.opt: Same.
13972 * graphite-poly.c (apply_poly_transforms): Same.
13974 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
13976 PR tree-optimization/40914
13977 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
13978 if set, then check the delta field of the PMF record.
13979 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
13980 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
13981 call is stored in the delta.
13983 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
13985 * config/mips/mips.md (*clear_upper32_dext): New pattern.
13987 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
13989 * config/i386/bsd.h (ASM_BYTE): New define.
13990 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
13991 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
13992 .byte. Use fputs or putc instead of fprintf where appropriate.
13993 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
13994 fputs or putc instead of fprintf where appropriate.
13995 * config/i386/i386elf.h: Ditto.
13996 * config/i386/sysv4.h: Ditto.
13998 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
13999 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
14000 (*tls_global_dynamic_64): Ditto.
14002 2009-07-31 Christian Bruel <christian.bruel@st.com>
14004 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
14006 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14008 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
14009 Remove dead code for MINUS.
14011 2009-07-31 Anthony Green <green@moxielogic.com>
14013 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
14015 (moxie_expand_epilogue): Ditto for epilogue.
14016 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
14017 incoming arguments.
14018 (moxie_function_arg): Ditto.
14019 (moxie_pass_by_reference): Ditto.
14020 (moxie_arg_partial_bytes): Ditto.
14021 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
14022 (FUNCTION_ARG_ADVANCE) Ditto.
14023 (REG_PARM_STACK_SPACE) Ditto.
14024 (FUNCTION_ARG_REGNO_P) Dito.
14026 * config.gcc: Add moxie linux config support.
14027 * gcc/config/moxie/uclinux.h: New file.
14029 2009-07-31 DJ Delorie <dj@redhat.com>
14031 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
14032 (UNSPECV_SP_SWITCH_E): New.
14033 (sp_switch_1): Change to an unspec.
14034 (sp_switch_2): Change to an unspec. Don't use post-inc when we
14036 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
14037 reference the new stack's address
14039 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14041 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
14042 graphite-clast-to-gimple.o, graphite-dependences.o,
14043 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
14044 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
14045 (graphite-blocking.o,
14046 graphite-clast-to-gimple.o, graphite-dependences.o,
14047 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
14048 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
14049 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
14050 * cfgloop.h (struct loop): Add can_be_parallel field.
14051 * common.opt (fgraphite-identity): Moved up.
14052 (fgraphite-force-parallel): New flag.
14053 * graphite.c: Rewrite.
14054 * graphite.h: Rewrite.
14055 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
14057 * toplev.c (graphite_out_file): New file descriptor.
14058 (graphite_in_file): New.
14059 (process_options): flag_graphite_force_parallel cannot be used without
14061 * tree-ssa-loop.c: Include toplev.h.
14062 (gate_graphite_transforms): Enable flag_graphite for
14063 flag_graphite_force_parallel.
14065 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14067 * ChangeLog.graphite: New.
14068 * graphite-blocking.c: New.
14069 * graphite-clast-to-gimple.c: New.
14070 * graphite-clast-to-gimple.h: New.
14071 * graphite-dependences.c: New.
14072 * graphite-dependences.h: New.
14073 * graphite-interchange.c: New.
14074 * graphite-poly.c: New.
14075 * graphite-poly.h: New.
14076 * graphite-ppl.c: New.
14077 * graphite-ppl.h: New.
14078 * graphite-scop-detection.c: New.
14079 * graphite-scop-detection.h: New.
14080 * graphite-sese-to-poly.c: New.
14081 * graphite-sese-to-poly.h: New.
14085 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14087 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
14088 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
14090 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14092 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
14093 (scev_is_linear_expression): Return false if the evolution is not
14094 affine multivariate.
14096 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14098 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
14099 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
14101 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14103 * tree-data-ref.c (debug_data_references): New.
14104 (debug_data_reference): New.
14105 * tree-data-ref.h (debug_data_references): Declared.
14106 (debug_data_reference): Declared.
14108 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14110 * tree-data-ref.c (stmt_simple_memref_p: Removed.
14111 * tree-data-ref.h (scop_p): Removed.
14112 (struct data_reference): Remove field scop.
14113 (DR_SCOP): Removed.
14114 (stmt_simple_memref_p): Removed.
14116 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14118 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
14119 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
14122 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14124 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
14126 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14128 * doc/invoke.texi (-fgraphite-identity): Documented.
14130 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14132 * tree-scalar-evolution.c: Fix comment.
14133 (instantiate_scev_1): Return unknow from scev instantiation if the
14134 result is not above instantiate_below.
14136 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14138 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
14139 static anymore. Instantiate the symbols that may have been introduced
14141 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
14144 2009-07-30 DJ Delorie <dj@redhat.com>
14146 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
14147 .vliw directive to VLIW sections.
14149 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14151 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
14153 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
14154 (AUTOHEADER): New variable.
14155 ($(srcdir)/cstamp-h.in): Use it.
14157 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
14158 Pat Haugen <pthaugen@us.ibm.com>
14159 Revital Eres <ERES@il.ibm.com>
14161 * config/rs6000/vector.md (VEC_F): Add VSX support.
14164 (mov<mode>): Ditto.
14165 (vector_load_<mode>): Ditto.
14166 (vector_store_<mode>): Ditto.
14167 (vector GPR move split): Ditto.
14168 (vec_reload_and_plus_<mptrsize>): Ditto.
14169 (vec_reload_and_reg_<mptrsize>): Ditto.
14170 (add<mode>3): Ditto.
14171 (sub<mode>3): Ditto.
14172 (mul<mode>3): Ditto.
14173 (neg<mode>2): Ditto.
14174 (abs<mode>2): Ditto.
14175 (smin<mode>3): Ditto.
14176 (smax<mode>3): Ditto.
14177 (vector_eq<mode>): Ditto.
14178 (vector_gt<mode>): Ditto.
14179 (vector_ge<mode>): Ditto.
14180 (vector_gtu<mode>): Ditto.
14181 (vector_select_<mode>_uns): Ditto.
14182 (vector_eq_<mode>_p): Ditto.
14183 (vector_gt_<mode>_p): Ditto.
14184 (vector_ge_<mode>_p): Ditto.
14185 (vector_gtu_<mode>_p): Ditto.
14186 (cr6_test_for_zero): Ditto.
14187 (cr6_test_for_zero_reverse): Ditto.
14188 (cr6_test_for_lt): Ditto.
14189 (cr6_test_for_lt_reverse): Ditto.
14190 (xor<mode>3): Ditto.
14191 (ior<mode>3): Ditto.
14192 (and<mode>3): Ditto.
14193 (one_cmpl<mode>2): Ditto.
14194 (nor<mode>2): Ditto.
14195 (andc<mode>2): Ditto.
14196 (float<VEC_int<mode>2): Ditto.
14197 (unsigned_float<VEC_int><mode>2): Ditto.
14198 (fix_trunc<mode><VEC_int>2): Ditto.
14199 (fixuns_trunc<mode><VEC_int>2): Ditto.
14201 (vec_set<mode>): Ditto.
14202 (vec_extract<mode>): Ditto.
14203 (vec_interleave_highv4sf): Ditto.
14204 (vec_interleave_lowv4sf): Ditto.
14205 (vec_realign_load_<mode>): Ditto.
14206 (vec_shl_<mode>): Ditto.
14207 (vec_shr_<mode>): Ditto.
14208 (div<mode>3): New patterns for VSX.
14209 (vec_interleave_highv2df): Ditto.
14210 (vec_interleave_lowv2df): Ditto.
14211 (vec_pack_trunc_v2df): Ditto.
14212 (vec_pack_sfix_trunc_v2df): Ditto.
14213 (vec_pack_ufix_trunc_v2df): Ditto.
14214 (vec_unpacks_hi_v4sf): Ditto.
14215 (vec_unpacks_lo_v4sf): Ditto.
14216 (vec_unpacks_float_hi_v4si): Ditto.
14217 (vec_unpacks_float_lo_v4si): Ditto.
14218 (vec_unpacku_float_hi_v4si): Ditto.
14219 (vec_unpacku_float_lo_v4si): Ditto.
14220 (movmisalign<mode>): Ditto.
14221 (vector_ceil<mode>2): New patterns for vectorizing math library.
14222 (vector_floor<mode>2): Ditto.
14223 (vector_btrunc<mode>2): Ditto.
14224 (vector_copysign<mode>3): Ditto.
14226 * config/rs6000/predicates.md (easy_vector_constant_msb): New
14227 predicate for setting the high bit in each word, used for copysign.
14229 * config/rs6000/ppc-asm.h (f19): Whitespace.
14230 (f32-f63): Define if VSX.
14231 (v0-v31): Define if Altivec.
14232 (vs0-vs63): Define if VSX.
14234 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
14236 * config/rs6000/power7.md: New file, provide tuning parameters for
14239 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
14240 (rs6000_cpu_cpp_builtins): Ditto.
14241 (altivec_overloaded_builtins): Ditto.
14242 (altivec_resolve_overloaded_builtin): Ditto.
14244 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
14245 debug switch to disable vectorizing simple math builtin
14248 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
14249 Vectorize simple math builtin functions.
14250 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
14251 hook to vectorize math builtins.
14252 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
14253 (rs6000_builtin_conversion): Add VSX/power7 support.
14254 (rs6000_builtin_vec_perm): Ditto.
14255 (vsplits_constant): Add support for loading up a vector constant
14256 with just the high bit set in each part.
14257 (rs6000_expand_vector_init): Add VSX/power7 support.
14258 (rs6000_expand_vector_set): Ditto.
14259 (rs6000_expand_vector_extract): Ditto.
14260 (rs6000_emit_move): Ditto.
14261 (bdesc_3arg): Ditto.
14262 (bdesc_2arg): Ditto.
14263 (bdesc_1arg): Ditto.
14264 (rs6000_expand_ternop_builtin): Ditto.
14265 (altivec_expand_builtin): Ditto.
14266 (rs6000_expand_unop_builtin): Ditto.
14267 (rs6000_init_builtins): Ditto.
14268 (altivec_init_builtins): Ditto.
14269 (builtin_function_type): Ditto.
14270 (rs6000_common_init_builtins): Ditto.
14271 (rs6000_handle_altivec_attribute); Ditto.
14272 (rs6000_mangle_type): Ditto.
14273 (rs6000_vector_mode_supported_p): Ditto.
14274 (rs6000_mode_dependent_address): Altivec addresses with AND -16
14275 are mode dependent.
14277 * config/rs6000/vsx.md: New file for VSX support.
14279 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
14280 identifing values with just the most significant bit set.
14281 (enum rs6000_builtins): Add builtins for VSX. Add simple math
14282 vectorized builtins.
14284 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
14285 (UNSPEC_VRFIM): Delete.
14286 (splitter for loading up vector with most significant bit): New
14287 splitter for vectorizing copysign.
14288 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
14289 vectorizing simple math functions.
14290 (altivec_vrfip): Add support for vectorizing simple math functions.
14291 (altivec_vrfim): Ditto.
14292 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
14294 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
14295 (power7.md, vsx.md): Include for power7 support.
14296 (copysigndf3): Use VSX instructions if -mvsx.
14297 (negdf2_fpr): Ditto.
14298 (absdf2_fpr): Ditto.
14299 (nabsdf2_fpr): Ditto.
14300 (adddf3_fpr): Ditto.
14301 (subdf3_fpr): Ditto.
14302 (muldf3_fpr): Ditto.
14303 (divdf3_fpr): Ditto.
14304 (fix_truncdfdi2_fpr): Ditto.
14305 (cmpdf_internal1): Ditto.
14306 (fred, fred_fpr): Convert into expander/insn to add VSX support.
14307 (btruncdf2, btruncdf2_fpr): Ditto.
14308 (ceildf2, ceildf2_fpr): Ditto.
14309 (floordf2, floordf2_fpr): Ditto.
14310 (floatdidf2, floatdidf2_fpr): Ditto.
14311 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
14312 (fmsubdf4_fpr): Ditto.
14313 (fnmadddf4_fpr_1): Ditto.
14314 (fnmadddf4_fpr_2): Ditto.
14315 (fnmsubdf4_fpr_1): Ditto.
14316 (fnmsubdf4_fpr_2): Ditto.
14317 (fixuns_truncdfdi2): Add expander for VSX support.
14318 (fix_truncdfdi2): Ditto.
14319 (fix_truncdfsi2): Ditto.
14320 (ftruncdf2): Ditto.
14321 (btruncsf2): Whitespace.
14322 (movdf_hardfloat32): Add support for VSX registers.
14323 (movdf_softfloat32): Ditto.
14324 (movdf_hardfloat64): Ditto.
14325 (movdf_hardfloat64_mfpgpr): Ditto.
14326 (movdf_softfloat64): Ditto.
14327 (movti splitters): Add check for vector registers supporting
14328 TImode in the future.
14329 (bpermd): Add power7 bpermd instruction.
14331 * config/rs6000/altivec.h (vec_div): Define if VSX.
14334 (vec_nmadd): Ditto.
14335 (vec_nearbyint): Ditto.
14338 (all predicates): Use the generic builtin function, and not the V4SF
14339 specific function so that the predicates will work with VSX's V2DF.
14340 (vec_all_*): Ditto.
14341 (vec_any_*): Ditto.
14343 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
14344 Document new VSX functions and types.
14346 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
14349 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
14350 "wa", and "j" constraints. Modify "v" to talk about Altivec
14351 instead of just vector.
14353 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
14356 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
14357 location for phi arguments.
14358 (rewrite_update_phi_arguments): Find locations for reaching defs.
14359 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
14360 Add location to add_phi_arg calls.
14361 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
14362 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
14363 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
14364 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
14365 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
14366 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
14367 * tree-phinodes.c (make_phi_node): Initialize location.
14368 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
14369 (add_phi_arg): Add location parameter.
14370 (remove_phi_arg_num): Move location when moving phi argument.
14371 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
14373 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
14374 slpeel_update_phi_nodes_for_guard1,
14375 slpeel_update_phi_nodes_for_guard2,
14376 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
14377 vect_loop_versioning): Set locations.
14378 * tree-parloops.c (create_phi_for_local_result,
14379 transform_to_exit_first_loop, create_parallel_loop): Add locations.
14380 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
14381 * tree-vect-loop.c (get_initial_def_for_induction,
14382 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
14384 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
14385 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
14386 (gimple_phi_arg_set_location): New. Set locus.
14387 (gimple_phi_arg_has_location): New. Check for locus.
14388 (redirect_edge_var_map_location): New. Return locus from var_map.
14389 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
14390 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
14391 combining PHI arguments.
14392 (cond_store_replacement): Set location.
14393 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
14394 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
14395 scop_add_exit_phis_edge): Add locations.
14396 * tree-cfgcleanup.c (remove_forwarder_block,
14397 remove_forwarder_block_with_phi): Add locations.
14398 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
14399 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
14401 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
14402 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
14403 flush_pending_stmts): Add source location.
14404 * lambda-code.c (perfect_nestify): Maintain location stack with argument
14405 stack to preserve locations.
14406 * tree-vect-stmts.c (vectorizable_load): Add location.
14407 * tree-inline.c (copy_phis_for_bb): Copy locus.
14408 (setup_one_parameter): Add call locus to inlined parameter stmts.
14409 (initialize_inlined_parameters): Pass in call location as parameter
14411 (tree_function_versioning): Pass location to setup_one_parameter.
14412 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
14413 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
14414 copy and edge lists.
14415 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
14416 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
14417 locus parameter and override the stmt default if provided.
14418 (new_elim_graph, clear_elim_graph, delete_elim_graph,
14419 elim_graph_add_edge, elim_graph_remove_succ_edge,
14420 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
14421 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
14422 eliminate_phi): Add locus info in elimination graph for each edge and
14424 (insert_backedge_copies): Copy locus if present.
14425 * tree-flow.h (struct _edge_var_map): Add locus field.
14426 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
14427 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
14428 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
14430 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
14432 2009-07-30 Martin Jambor <mjambor@suse.cz>
14434 PR tree-optimization/40570
14435 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
14436 use inlining loops.
14438 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
14440 * ssa-loop-manip.c: Include langhooks.h.
14441 (rewrite_phi_with_iv): New.
14442 (rewrite_all_phi_nodes_with_iv): New.
14443 (canonicalize_loop_ivs): Move here from tree-parloops.c.
14444 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
14445 * tree-parloops.c (loop_parallel_p): Move out all conditions
14446 except dependency check.
14447 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
14448 (gen_parallel_loop): Call canonicalize_loop_ivs without
14449 reduction_list argument.
14450 (build_new_reduction): New.
14451 (gather_scalar_reductions): New.
14452 (try_get_loop_niter): New.
14453 (try_create_reduction_list): New.
14454 (parallleize_loops): Change the parallel conditions check.
14455 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
14456 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
14458 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
14460 * opt-functions.awk (opt_args): Allow argument to be enclosed in
14462 * doc/options.texi (Option properties): Mention new quoting syntax.
14464 2009-07-29 Douglas B Rupp <rupp@gnat.com>
14466 * config/alpha/alpha.c (alpha_start_function):
14467 Handle VMS_DEBUG_MAIN_POINTER
14468 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
14469 * doc/invoke.texi: Document -mdebug-main switch.
14471 2009-07-29 Richard Henderson <rth@redhat.com>
14473 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
14474 (cgraph_create_edge_including_clones): Likewise.
14475 * tree-inline.c (copy_bb): Operate on the correct edges
14476 when updating the callgraph.
14478 2009-07-29 Douglas B Rupp <rupp@gnat.com>
14480 * config/alpha/vms-cc.c: Deleted.
14481 * config/alpha/vms-ld.c: Deleted.
14482 * config/alpha/t-vms64: Moved to config/vms
14483 * config/alpha/vms-crt0-64.c: Moved to config/vms
14484 * config/alpha/vms-crt0.c: Moved to config/vms
14485 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
14486 * config/alpha/vms-psxcrt0.c: Moved to config/vms
14487 * config/alpha/xm-vms.h: Moved to config/vms
14488 * config/alpha/x-vms: Moved to config/vms
14489 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
14491 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
14492 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
14494 * config/vms/t-vms64: Moved here from config/alpha
14495 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
14496 (argc,argv,envp): Enforce 32bit malloc'ing.
14497 * config/vms/vms-psxcrt0-64.c: Likewise.
14498 * config/vms/vms-crt0.c: Moved here from config/alpha.
14499 * config/vms/vms-psxcrt0.c: Likewise.
14500 * config/vms/vms-crtl-64.h: New file.
14501 * config/vms/vms-crtl.h: New file.
14502 * config/vms/vms.opt: New file.
14503 * config/vms/xm-vms64.h: New file.
14504 * config/vms/xm-vms.h: Moved here from config/alpha.
14505 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
14507 * config/vms/x-vms: Moved here from config/alpha.
14508 (version, VMS_EXTRA_PARTS): Moved to t-vms.
14509 (vms-ld.o, vms-cc.o): Removed.
14510 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
14512 2009-07-29 Douglas B Rupp <rupp@gnat.com>
14514 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
14515 correct stack (obvious VMS fix).
14517 2009-07-29 Douglas B Rupp <rupp@gnat.com>
14519 * dwarf2out.c (output_file_names): Output VMS style file name, size,
14520 date, version info if VMS_DEBUGGING_INFO defined.
14521 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
14522 size, date calculating code moved here.
14524 2009-07-29 Paul Brook <paul@codesourcery.com>
14526 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
14529 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
14532 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
14533 to DImode when generating insq_le insn.
14535 2009-07-28 Douglas B Rupp <rupp@gnat.com>
14537 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
14538 New macro set for VMS_DEBUGGGING_INFO.
14539 (AT_string_form): Use it.
14541 2009-07-28 DJ Delorie <dj@redhat.com>
14543 * config/mep/mep.c (vtext_section): New.
14544 (vftext_section): New.
14545 (ftext_section): New.
14546 (mep_select_section): Add support for functions.
14547 (mep_unique_section): Likewise.
14548 (mep_asm_init_sections): Likewise.
14549 (mep_encode_section_info): Remove it from here.
14551 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
14553 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
14555 * tree.h (TREE_DEPRECATED): Document it is used for types too.
14556 (TYPE_VECTOR_OPAQUE): Use default_def_flag
14558 2009-07-28 Douglas B Rupp <rupp@gnat.com>
14560 * dwarf2out.c (output_file_names): Test new macro
14561 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
14562 (add_comp_dir_attribute): Likewise.
14564 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
14566 * config/i386/mingw-w64.h (LINK_SPEC): Add
14567 separating space between commands.
14569 2009-07-28 Jan Hubicka <jh@suse.cz>
14571 PR tree-optimization/40759
14572 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
14575 2009-07-27 DJ Delorie <dj@redhat.com>
14577 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
14578 types are dword-aligned.
14579 (mep_expand_va_start): Likewise.
14581 2009-07-27 Olivier Hainque <hainque@adacore.com>
14582 Douglas B Rupp <rupp@gnat.com>
14584 * convert.c (convert_to_pointer): Don't assume the target
14585 pointer type is POINTER_SIZE long. Fetch its precision instead.
14587 2009-07-27 Douglas B Rupp <rupp@gnat.com>
14589 * system.h (fopen): Undefine if macro.
14591 2009-07-27 Jakub Jelinek <jakub@redhat.com>
14593 * dwarf2out.c (output_cfi_p): Removed.
14594 (output_cfis): New function.
14595 (output_fde): New function, split from output_call_frame_info.
14596 (output_call_frame_info): Use it.
14597 (dwarf2out_switch_text_section): Use output_cfis.
14599 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
14601 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
14602 TARGET_BI_ARCH is specified without enabling SJLJ.
14603 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
14604 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
14606 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
14608 * arm.md (negdi2): Use DImode if forcing a value into a register.
14610 2009-07-26 Ira Rosen <irar@il.ibm.com>
14612 PR tree-optimization/40801
14613 * tree-vect-stmts.c (vectorizable_call): Get previous copy
14614 of vector operand from the previous copy of vector statement.
14615 Pass the correct definition type value to
14616 vect_get_vec_def_for_stmt_copy().
14618 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14620 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
14621 const char ** conversion.
14623 2009-07-25 David Daney <ddaney@caviumnetworks.com>
14625 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
14626 fancy_abort() if !ENABLE_ASSERT_CHECKING.
14627 (gcc_unreachable): Invoke __builtin_unreachable() if
14628 !ENABLE_ASSERT_CHECKING.
14630 2009-07-25 David Daney <ddaney@caviumnetworks.com>
14632 PR rtl-optimization/40445
14633 * emit-rtl.c (next_nonnote_insn_bb): New function.
14634 * rtl.h (next_nonnote_insn_bb): Declare new function.
14635 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
14636 with no successors that is the successor of the ENTRY_BLOCK.
14637 Continue from the top after removing an empty fallthrough block.
14638 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
14639 of next_nonnote_insn.
14641 2009-07-25 David Daney <ddaney@caviumnetworks.com>
14643 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
14645 2009-07-25 Martin Jambor <mjambor@suse.cz>
14647 * c-common.c (c_common_attribute_table): New element for noclone.
14648 (handle_noclone_attribute): New function. Forward-declare.
14649 * tree-inline.c (tree_versionable_function_p): Check for noclone
14651 * doc/extend.texi (Labels as Values): Document need for noclone.
14652 (Function Attributes): Document noclone attribute.
14654 2009-07-25 Jakub Jelinek <jakub@redhat.com>
14656 PR rtl-optimization/34999
14657 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
14658 and dw_fde_switched_cold_to_hot fields.
14659 (output_cfi_p): New function.
14660 (output_call_frame_info): If fde->dw_fde_switched_sections,
14661 output 2 FDEs instead of one with corrupted header.
14662 (dwarf2out_do_cfi_startproc): New function.
14663 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
14664 and fde->dw_fde_switched_cold_to_hot.
14665 (dwarf2out_switch_text_section): Compute
14666 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
14667 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
14668 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
14669 Otherwise, compute fde->dw_fde_switch_cfi.
14671 2009-07-24 Cary Coutant <ccoutant@google.com>
14673 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
14675 2009-07-24 Cary Coutant <ccoutant@google.com>
14677 * cfghooks.c (split_block): Copy discriminator to new block.
14678 * tree-cfg.c (assign_discriminator): Check location of last
14679 instruction in block as well as first.
14681 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
14683 * config/i386/linux.c: Use fputs or putc instead of fprintf
14685 * config/i386/gas.h: Ditto.
14686 * config/i386/x86-64.h: Ditto.
14687 * config/i386/att.h: Ditto.
14689 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14691 * expmed.c (emit_store_flag): Use a recursive call to optimize the
14694 2009-07-24 Martin Jambor <mjambor@suse.cz>
14696 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
14697 (ipa_push_func_to_list_1): Declare.
14698 (ipa_push_func_to_list): New function.
14700 * ipa-prop.c (ipa_push_func_to_list_1): New function.
14701 (ipa_init_func_list): Call ipa_push_func_to_list_1.
14702 (ipa_push_func_to_list): Removed.
14703 (ipa_pop_func_from_list): Clear node_enqueued flag.
14705 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
14707 * config/s390/s390.c (override_options): Default
14708 max-unrolled-insns to 100 for z10 tuning.
14710 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
14712 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
14713 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
14714 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
14715 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
14716 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
14717 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
14718 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
14720 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
14722 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
14723 use default set in mingw32.h header.
14724 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
14725 64-bit /mingw/include path.
14726 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
14729 2009-07-23 Neil Vachharajani <nvachhar@google.com>
14731 PR rtl-optimization/40209
14732 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
14734 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
14736 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
14737 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
14738 with the rest of string where appropriate. Use fputs or putc
14739 instead of fprintf where appropriate.
14741 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
14742 Pat Haugen <pthaugen@us.ibm.com>
14743 Revital Eres <ERES@il.ibm.com>
14745 * config/rs6000/vector.md: New file. Move most of the vector
14746 expander support here from altivec.md to allow for the VSX vector
14747 unit in the future. Add support for secondary_reload patterns.
14748 Rewrite the patterns for vector comparison, and vector comparison
14749 predicate instructions so that the RTL expresses the desired
14750 behavior, instead of using unspec.
14752 * config/rs6000/constraints.md ("f" constraint): Use
14753 rs6000_constraints to hold the precalculated register class.
14754 ("d" constraint): Ditto.
14755 ("wd" constraint): New constraint for VSX.
14756 ("wf" constraint): Ditto.
14757 ("ws" constraint): Ditto.
14758 ("wa" constraint): Ditto.
14759 ("wZ" constraint): Ditto.
14760 ("j" constraint): Ditto.
14762 * config/rs6000/predicates.md (vsx_register_operand): New
14764 (vfloat_operand): New predicate for vector.md.
14765 (vint_operand): Ditto.
14766 (vlogical_operand): Ditto.
14767 (easy_fp_constant): If VSX, 0.0 is an easy constant.
14768 (easy_vector_constant): Add VSX support.
14769 (altivec_indexed_or_indirect_operand): New predicate for
14770 recognizing Altivec style memory references with AND -16.
14772 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
14773 for vector secondary reload support.
14774 (rs6000_vector_reg_class): Delete, replacing it with
14775 rs6000_constraints.
14776 (rs6000_vsx_reg_class): Ditto.
14777 (rs6000_constraints): New array to hold the register classes of
14778 each of the register constraints that can vary at runtime.
14779 (builtin_mode_to_type): New static array for builtin function type
14781 (builtin_hash_table): New static hash table for builtin function
14783 (TARGET_SECONDARY_RELOAD): Define target hook.
14784 (TARGET_IRA_COVER_CLASSES): Ditto.
14785 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
14786 registers are 128 bits if VSX memory reference instructions are used.
14787 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
14788 unit is being used.
14789 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
14790 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
14791 Print several of the scheduling related parameters.
14792 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
14793 rs6000_constraints instead of rs6000_vector_reg_class. Move
14794 -mdebug=reg code to rs6000_debug_reg_global. Add support for
14795 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
14796 Altivec. Add VSX support. Setup for secondary reload support on
14797 Altivec/VSX registers.
14798 (rs6000_override_options): Make power7 set the scheduling groups
14799 like the power5. Add support for new debug switches to override
14800 the scheduling defaults. Temporarily disable -mcpu=power7 from
14801 setting -mvsx. Add support for debug switches -malways-hint,
14802 -msched-groups, and -malign-branch-targets.
14803 (rs6000_buitlin_conversion): Add support for returning unsigned
14804 vector conversion functions to fix regressions due to stricter
14806 (rs6000_builtin_mul_widen_even): Ditto.
14807 (rs6000_builtin_mul_widen_odd): Ditto.
14808 (rs6000_builtin_vec_perm): Ditto.
14809 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
14810 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
14811 to zero a register.
14812 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
14813 generated upstream.
14814 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
14815 VSX types for bit operations. Changes to accomidate vector.md.
14816 (bdesc_2arg): Ditto.
14817 (bdesc_1arg): Ditto.
14818 (struct builtin_description_predicates): Rewrite predicate
14819 handling so that RTL describes the operation, instead of passing
14820 the instruction to be used as a string argument.
14821 (bdesc_altivec_preds): Ditto.
14822 (altivec_expand_predicate_builtin): Ditto.
14823 (altivec_expand_builtin): Ditto.
14824 (rs6000_expand_ternop_builtin): Use a switch instead of an if
14825 statement for vsldoi support.
14826 (altivec_expand_ld_builtin): Change to use new names from vector.md.
14827 (altivec_expand_st_builtin): Ditto.
14828 (paired_expand_builtin): Whitespace changes.
14829 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
14830 builtin_mode_to_type table for secondary reload. Call
14831 builtin_function_type to build random builtin functions.
14832 (altivec_init_builtins): Change to use builtin_function_type to
14833 create builtin function types dynamically as we need them.
14834 (builtin_hash_function): New support for hashing the tree types
14835 for builtin function as we need it, rather than trying to build
14836 all of the trees that we need. Add initial preliminary VSX support.
14837 (builtin_function_type): Ditto.
14838 (builtin_function_eq): Ditto.
14839 (builtin_hash_struct): Ditto.
14840 (rs6000_init_builtins): Ditto.
14841 (rs6000_common_init_builtins): Ditto.
14842 (altivec_init_builtins): Ditto.
14843 (rs6000_common_init_builtins): Ditto.
14844 (enum reload_reg_type): New enum for simplifing reg classes.
14845 (rs6000_reload_register_type): Simplify register classes into GPR,
14846 Vector, and other registers. Altivec and VSX addresses in reload.
14847 (rs6000_secondary_reload_inner): Ditto.
14848 (rs6000_ira_cover_classes): New target hook, that returns the
14849 appropriate cover classes, based on -mvsx being used or not.
14850 (rs6000_secondary_reload_class): Add VSX support.
14851 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
14852 (get_vsel_insn): Ditto.
14853 (rs6000_emit_vector_compare): Rewrite vector conditional support
14854 so that where we can, we use RTL operators, instead of blindly use
14856 (rs6000_emit_vector_select): Ditto.
14857 (rs6000_emit_vector_cond_expr): Ditto.
14858 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
14859 (create_TOC_reference): Add -mdebug=addr support.
14860 (emit_frame_save): VSX loads/stores need register indexed addressing.
14862 * config/rs6000/rs6000.md: Include vector.md.
14864 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
14866 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
14867 support for V2DI, V2DF in logical, permute, select operations.
14869 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
14870 switch for vsx/power7.
14871 (-mvsx-scalar-memory): Ditto.
14872 (-mvsx-align-128): Ditto.
14873 (-mallow-movmisalign): Ditto.
14874 (-mallow-df-permute): Ditto.
14875 (-msched-groups): Ditto.
14876 (-malways-hint): Ditto.
14877 (-malign-branch-targets): Ditto.
14879 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
14881 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
14882 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
14883 (rs6000_vector_reg_class): Delete.
14884 (rs6000_vsx_reg_class): Ditto.
14885 (enum rs6000_reg_class_enum): New enum for the constraints that
14886 vary based on target switches.
14887 (rs6000_constraints): New array to hold the register class for all
14888 of the register constraints that vary based on the switches used.
14889 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
14890 (enum rs6000_builtins): Add unsigned varients for the builtin
14891 declarations returned by target hooks for expanding multiplies,
14892 select, and permute operations. Add VSX builtins.
14893 (enum rs6000_builtin_type_index): Add entries for VSX.
14894 (V2DI_type_node): Ditto.
14895 (V2DF_type_node): Ditto.
14896 (unsigned_V2DI_type_node): Ditto.
14897 (bool_long_type_node): Ditto.
14898 (intDI_type_internal_node): Ditto.
14899 (uintDI_type_internal_node): Ditto.
14900 (double_type_internal_node): Ditto.
14902 * config/rs6000/altivec.md (whole file): Move all expanders to
14903 vector.md from altivec.md. Rename insn matching functions to be
14905 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
14906 (altivec_vcmp*): Ditto.
14907 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
14908 (VM): New iterator for moves that includes the VSX types.
14909 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
14910 (altivec_vperm_<mode>_uns): New, for unsigned types.
14911 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
14912 (altivec_eq<mode>): Ditto.
14913 (altivec_gt<mode>): Ditto.
14914 (altivec_gtu<mode>): Ditto.
14915 (altivec_eqv4sf): Ditto.
14916 (altivec_gev4sf): Ditto.
14917 (altivec_gtv4sf): Ditto.
14918 (altivec_vcmpbfp_p): Ditto.
14920 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
14922 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
14925 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
14928 * config/i386/i386.c (output_387_ffreep): Rewrite to use
14929 ASM_SHORT instead of .word.
14930 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
14931 instead of .word in asm template.
14933 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
14936 * ira-lives.c (bb_has_abnormal_call_pred): New function.
14937 (process_bb_node_lives): Use it.
14939 * ira.c (setup_cover_and_important_classes): Don't setup
14940 ira_important_class_nums. Add cover classes to the end of
14942 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
14944 (find_reg_class_closure): Use reorder_important_classes.
14946 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
14948 * config/i386/i386.c (i386_ira_cover_classes): New function.
14949 (TARGET_IRA_COVER_CLASSES): Redefine.
14951 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
14952 importance of order of cover classes in the array.
14954 2009-07-22 Diego Novillo <dnovillo@google.com>
14956 * tree-pass.h (TDF_EH): Define.
14957 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
14958 contains TDF_EH, print the EH region number holding GS.
14959 * tree-dump.c (dump_options): Add "eh".
14960 * doc/invoke.texi: Document it.
14962 2009-07-22 Doug Kwan <dougkwan@google.com>
14964 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
14966 2009-07-22 Michael Matz <matz@suse.de>
14968 PR tree-optimization/35229
14969 PR tree-optimization/39300
14971 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
14972 (inhibit_phi_insertion): New function.
14973 (insert_into_preds_of_block): Call it for REFERENCEs.
14974 (init_pre): Initialize and finalize scalar evolutions.
14975 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
14977 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
14979 * config/i386/predicates.md (zero_extended_scalar_load_operand):
14980 Use CONST_VECTOR_NUNITS to determine number of elements.
14982 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
14984 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
14985 (U, W): Constraints are now deprecated and will be removed if we
14986 run out of letters.
14987 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
14989 ("prefetch"): Add the stcmh instruction for prefetching.
14990 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
14992 (s390_short_displacement): Return always true if compiling for
14993 machines not providing the long displacement facility.
14994 (s390_mem_constraint): Support the new constraint letter Z.
14995 (s390_check_qrst_address): New function.
14997 2009-07-21 DJ Delorie <dj@redhat.com>
14999 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
15002 2009-07-21 Jason Merrill <jason@redhat.com>
15004 * c-common.c (max_tinst_depth): Increase default to 1024.
15006 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
15008 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
15009 (vec_unpacku_float_lo_v4si): Ditto.
15011 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
15014 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
15015 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
15016 (builtin_description): Add __builtin_ia32_cvtudq2ps.
15017 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
15019 2009-07-21 Jakub Jelinek <jakub@redhat.com>
15021 PR tree-optimization/40813
15022 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
15025 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
15027 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
15028 with a NOP_EXPR if needed.
15030 2009-07-21 Paul Brook <paul@codesourcery.com>
15032 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
15033 Terminate debug dump with newline.
15035 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15037 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
15038 Cast "1" to unsigned HOST_WIDE_INT.
15039 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
15040 deposit length to the maximum length - lsb. Extend length if
15041 HOST_BITS_PER_WIDE_INT is 32.
15043 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
15045 * cgraph.h (constant_pool_htab): New function.
15046 (constant_descriptor_tree): Move from varasm.c.
15047 * varasm.c (constant_pool_htab): New function.
15048 (constant_descriptor_tree): Move to cgraph.h.
15050 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
15052 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
15054 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
15056 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
15059 2009-07-20 Xinliang David Li <davidxl@google.com>
15061 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
15063 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
15065 * config/mips/mips.md (move_type): Add arith.
15066 (type): Handle arith.
15067 (zero_extendsidi2): Rename this into ...
15068 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
15069 (zero_extendsidi2): New expander.
15070 (*zero_extendsidi2_dext): New pattern.
15072 2009-07-20 Nick Clifton <nickc@redhat.com>
15074 * config.gcc (mips64-*-*): Add definition of tm_defines in order
15075 to set MIPS_ABI_DEFAULT.
15076 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
15078 2009-07-20 Jakub Jelinek <jakub@redhat.com>
15080 * tree-object-size.c (addr_object_size): Handle unions with
15081 array in it as last field of structs in __bos (, 1) as __bos (, 0).
15083 PR tree-optimization/40792
15084 * tree.c (build_function_type_skip_args): Remove bogus assert.
15086 2009-07-20 Jan Hubicka <jh@suse.cz>
15087 Martin Jambor <mjambor@suse.cz>
15089 * cgraph.h (combined_args_to_skip): New field.
15090 * cgraph.c (cgraph_create_virtual_clone): Properly handle
15091 combined_args_to_skip and args_to_skip.
15092 * tree-inline.c (update_clone_info): New function.
15093 (tree_function_versioning): Call update_clone_info.
15094 * cgraphunit.c (cgraph_materialize_clone): Dump materialized
15096 (cgraph_materialize_all_clones): More extensive dumping, working
15097 with combined_args_to_skip rather than args_to_skip.
15099 2009-07-20 Ira Rosen <irar@il.ibm.com>
15101 * tree-vectorizer.h (vectorizable_condition): Add parameters.
15102 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
15103 (get_initial_def_for_reduction): Likewise.
15104 (vectorizable_reduction): Skip the check of first operand in case
15105 of COND_EXPR. Add check that it is outer loop vectorization if
15106 nested cycle was detected. Call vectorizable_condition() for
15107 COND_EXPR. If reduction epilogue cannot be created do not fail for
15108 nested cycles (if it is not double reduction). Assert that there
15109 is only one type in the loop in case of COND_EXPR. Call
15110 vectorizable_condition() to vectorize COND_EXPR.
15111 * tree-vect-stmts.c (vectorizable_condition): Update comment.
15112 Add parameters. Allow nested cycles if called from
15113 vectorizable_reduction(). Use reduction vector variable if provided.
15114 (vect_analyze_stmt): Call vectorizable_reduction() before
15115 vectorizable_condition().
15116 (vect_transform_stmt): Update call to vectorizable_condition().
15118 2009-07-20 Christian Bruel <christian.bruel@st.com>
15120 * config/sh/sh.opt (-mfmovd): Resurrect and document.
15121 * doc/invoke.texi (-mfmovd): Likewise.
15122 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
15124 2009-07-20 Jan Hubicka <jh@suse.cz>
15126 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
15127 when handling SSA name.
15129 2009-07-19 Jan Hubicka <jh@suse.cz>
15131 PR tree-optimization/40676
15132 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
15133 virtual PHIs in empty BBs.
15135 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
15137 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
15138 re-expanded the compound use gen_lowpart instead to convert to the
15141 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
15143 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
15144 OUTER_CONST arguments.
15145 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
15146 the new wider mode will be masked off.
15147 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
15149 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
15151 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
15152 high-order bits are zero.
15154 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
15156 * combine.c (simplify_shift_const_1): Split code to determine
15157 shift_mode into ...
15158 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
15159 new bits shifted in are identical to the old sign bit.
15161 2009-07-18 Richard Guenther <rguenther@suse.de>
15164 * gimplify.c (gimplify_call_expr): Reject code using results from
15165 functions returning void.
15167 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
15169 * doc/md.texi: Document the new PowerPC "es" constraint.
15170 Document that "m" can include automodified addresses on this target,
15171 and explain how %U must be used. Extend the "Q" and "Z" documentation
15172 to suggest "es" as well as "m".
15173 * config/rs6000/constraints.md (es): New memory constraint.
15174 (Q, Z): Update strings to match new documentation.
15176 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
15178 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
15179 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
15180 * config/rs6000/predicates.md (volatile_mem_operand): Use
15181 offsettable_nonstrict_memref_p.
15182 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
15183 (*floatunssidf2_internal): Likewise.
15184 (*fix_truncdfsi2_internal): Likewise.
15185 (*fix_trunctfsi2_internal): Likewise.
15187 2009-07-17 Anatoly Sokolov <aesok@post.ru>
15189 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
15190 atmega32u2 devices.
15191 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
15193 2009-07-17 Richard Guenther <rguenther@suse.de>
15196 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
15197 (pass_warn_unused_result): Likewise.
15198 (TODO_set_props): Remove.
15199 * omp-low.c (diagnose_omp_structured_block_errors): Change to
15201 (pass_diagnose_omp_blocks): Define.
15202 * c-decl.c (pop_file_scope): Do not finalize the CU here.
15203 (c_gimple_diagnostics_recursively): Remove.
15204 (finish_function): Do not call it.
15205 (c_write_global_declarations): Continue after errors.
15206 Finalize the CU here.
15207 * c-gimplify.c (c_genericize): Do not gimplify here.
15208 * c-common.c (c_warn_unused_result): Move ...
15209 * tree-cfg.c (do_warn_unused_result): ... here.
15210 (run_warn_unused_result): New function.
15211 (gate_warn_unused_result): New function.
15212 (pass_warn_unused_result): New pass.
15213 * c-common.h (c_warn_unused_result): Remove.
15214 * flags.h (flag_warn_unused_result): Declare.
15215 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
15216 * opts.c (flag_warn_unused_result): Initialize to false.
15217 * toplev.c (compile_file): Add comment.
15218 * omp-low.c (create_omp_child_function): Do not register
15219 the function with the frontend.
15220 (diagnose_omp_structured_block_errors): Prepare to be
15221 called as optimization pass.
15222 (gate_diagnose_omp_blocks): New function.
15223 (pass_diagnose_omp_blocks): New pass.
15224 * cgraph.h (cgraph_optimize): Remove.
15225 (cgraph_analyze_function): Likewise.
15226 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
15227 * cgraphunit.c (cgraph_lower_function): Lower nested functions
15228 before their parents here.
15229 (cgraph_finalize_function): Not here.
15230 (cgraph_analyze_function): Gimplify functions here.
15231 (cgraph_finalize_compilation_unit): Continue after errors.
15232 Optimize the callgraph from here.
15233 (cgraph_optimize): Make static.
15234 * langhooks.c (write_global_declarations): Finalize the CU.
15235 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
15236 (gimplify_function_tree): Assert we gimplify only once.
15237 Set PROP_gimple_any property.
15238 * tree-nested.c (gimplify_all_functions): New function.
15239 (lower_nested_functions): Gimplify all nested functions.
15240 * gimple.h (diagnose_omp_structured_block_errors): Remove.
15241 * passes.c (init_optimization_passes): Add pass_warn_unused_result
15242 and pass_diagnose_omp_blocks after gimplification. Do not
15243 set TODO_set_props on all_lowering_passes.
15244 (execute_one_pass): Do not handle TODO_set_props.
15245 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
15246 (gimplify.o): Add tree-pass.h dependency.
15247 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
15248 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
15249 (unsave_r): Likewise.
15250 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
15251 temporary variable.
15253 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
15255 * doc/service.texi (Service): Restore previously removed link,
15256 which isn't broken after all.
15258 2009-07-17 Richard Guenther <rguenther@suse.de>
15260 PR tree-optimization/40321
15261 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
15262 PHI nodes to the maximal set.
15263 (make_values_for_phi): Add PHI arguments to the maximal set.
15264 (execute_pre): Dump PHI_GEN and the maximal set.
15266 2009-07-17 Jakub Jelinek <jakub@redhat.com>
15269 * gimplify.c (gimplify_conversion): Don't change non-conversions into
15272 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
15274 * doc/extend.texi (Nested Functions): Replace broken link with
15276 * doc/service.texi (Service): Remove broken link.
15278 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
15281 * builtins.c (expand_builtin_memcmp): Use loc instead of
15282 EXPR_LOCATION (exp).
15283 (expand_builtin_strncmp): Likewise.
15285 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
15286 Manuel López-Ibáñez <manu@gcc.gnu.org>
15289 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
15290 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
15291 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
15292 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
15293 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
15294 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
15295 tree-inline.c, c-common.c, c-common.h, gimple.c,
15296 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
15297 convert.c: Add location argument to fold_{unary,binary,ternary},
15298 fold_build[123], build_call_expr, build_size_arg,
15299 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
15300 fold_build1_initializer, fold_build2_initializer,
15301 fold_build3_initializer, fold_build_call_array,
15302 fold_build_call_array_initializer, fold_single_bit_test,
15303 omit_one_operand, omit_two_operands, invert_truthvalue,
15304 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
15305 combine_comparisons, fold_builtin_*, fold_call_expr,
15306 build_range_check, maybe_fold_offset_to_address, round_up,
15309 2009-07-16 Jason Merrill <jason@redhat.com>
15312 * c-common.c (c_common_reswords): Add __is_standard_layout
15314 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
15315 * doc/implement-cxx.texi: New.
15316 * doc/gcc.texi: Include it.
15318 2009-07-16 DJ Delorie <dj@redhat.com>
15320 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
15321 compares that may be indirectly affected by previous instructions.
15323 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15325 * builtins.c (do_mpc_arg2): New.
15326 (fold_builtin_2): Fold builtin cpow.
15327 * real.h (HAVE_mpc_pow): New.
15329 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
15331 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
15332 comparison to skip unprofitable schedule
15334 2009-07-16 Simon Baldwin <simonb@google.com>
15336 * gcc.c (option_map): New flag -no-canonical-prefixes.
15337 * (display_help): Print help text for new flag.
15338 * (process_command): Move options translation and language specifics
15339 and handle new flag early. Use it to set a function pointer to a
15340 prefix builder. Replace make_relative_prefix calls with calls to
15341 the function pointed to. Ignore new flag in regular options handling.
15342 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
15344 2009-07-15 DJ Delorie <dj@redhat.com>
15346 * config/mep/mep.md (sibcall_internal): Change register to avoid
15347 argument registers.
15348 (sibcall_value_internal): Likewise.
15350 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
15352 PR rtl-optimization/40710
15353 * resource.c (mark_target_live_regs): Reset DF problem to LR.
15355 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
15357 * config/mips/mips.md (*extenddi_truncate<mode>,
15358 *extendsi_truncate<mode>): Change type attribute to move_type
15359 with shift_shift. Split out code handling exts from here ...
15360 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
15362 (*extendhi_truncateqi): Change type attribute to move_type with
15363 shift_shift. Split out code handling exts from here ...
15364 (*extendhi_truncateqi_exts): ... to this new pattern.
15366 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
15368 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
15369 instead of "and" with inverted sign bit mask value. Use
15370 "nonimmediate_operand" for operand 1 and operand 2 predicate.
15371 Allocate registers only for operand 4 and operand 5.
15373 2009-07-15 Jakub Jelinek <jakub@redhat.com>
15375 PR middle-end/40747
15376 * fold-const.c (fold_cond_expr_with_comparison): When folding
15377 < and <= to MIN, make sure the MIN uses the same type as the
15378 comparison's operands.
15380 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
15382 * arm.md (ior_xor): New code iterator.
15383 (split for ior/xor with shift and zero-extend): New split pattern.
15384 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
15386 2009-07-15 Richard Guenther <rguenther@suse.de>
15388 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
15391 2009-07-15 Richard Guenther <rguenther@suse.de>
15393 PR middle-end/40753
15394 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
15396 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
15398 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
15399 handle 2.6.30 kernel.
15401 2009-07-15 DJ Delorie <dj@redhat.com>
15403 * config/mep/mep.md (sibcall_internal): Change register to allow
15404 for 24-bit addresses.
15405 (sibcall_value_internal): Likewise.
15407 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
15409 * doc/invoke.texi: Added descriptions of the scheduling heuristics
15410 that are enabled/disabled by the flags introduced by a previous patch.
15412 2009-07-14 DJ Delorie <dj@redhat.com>
15414 * config/mep/mep.md (sibcall_internal): Include non-toggling
15416 (sibcall_value_internal): Likewise.
15418 2009-07-14 Taras Glek <tglek@mozilla.com>
15419 Rafael Espindola <espindola@google.com>
15421 * doc/sourcebuild.texi: Document install-plugin target.
15422 * configure.ac: Added install-plugin target to language makefiles.
15423 * configure: Regenerate.
15424 * Makefile.in (install-plugin): Install more headers,
15425 depend on lang.install-plugin.
15427 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
15429 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
15432 2009-07-14 DJ Delorie <dj@redhat.com>
15434 * config/mep/mep.c (mep_vliw_jmp_match): New function.
15435 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
15436 * config/mep/mep.md (sibcall_internal): Change test from
15437 mep_vliw_mode_match to mep_vliw_jmp_match.
15438 (sibcall_value_internal): Likewise.
15440 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
15442 * config/i386/sse.md (copysign<mode>3): New expander.
15443 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
15444 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
15445 Use ix86_build_const_vector.
15446 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
15447 IX86_BUILTIN_CPYSGNPD.
15448 (builtin_description): Add __builtin_ia32_copysignps and
15449 __builtin_ia32_copysignpd.
15450 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
15451 and BUILT_IN_COPYSIGNF.
15453 2009-07-13 Jason Merrill <jason@redhat.com>
15455 * builtins.c (can_trust_pointer_alignment): New fn.
15456 (get_pointer_alignment): Factor it out from here.
15457 * tree.h: Declare it.
15459 2009-07-14 David Edelsohn <edelsohn@gnu.org>
15461 * config/rs6000/predicates.md (offsettable_mem_operand): Test
15464 2009-07-14 Dodji Seketeli <dodji@redhat.com>
15468 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
15470 2009-07-14 Richard Guenther <rguenther@suse.de>
15471 Andrey Belevantsev <abel@ispras.ru>
15473 PR middle-end/40745
15474 * cfgexpand.c (partition_stack_vars): Do not bother to update
15475 alias information when not optimizing.
15477 2009-07-14 Richard Guenther <rguenther@suse.de>
15478 Andrey Belevantsev <abel@ispras.ru>
15480 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
15481 (pt_solution_set): Likewise.
15482 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
15483 * tree-ssa-structalias.c (pt_solution_set): New function.
15484 * final.c (rest_of_clean_state): Free SSA data structures.
15485 * print-rtl.c (print_decl_name): Remove.
15486 (print_mem_expr): Implement in terms of print_generic_expr.
15487 * alias.c (ao_ref_from_mem): New function.
15488 (rtx_refs_may_alias_p): Likewise.
15489 (true_dependence): Query alias-export info.
15490 (canon_true_dependence): Likewise.
15491 (write_dependence_p): Likewise.
15492 * tree-dfa.c (get_ref_base_and_extent): For void types leave
15494 * emit-rtl.c (component_ref_for_mem_expr): Remove.
15495 (mem_expr_equal_p): Use operand_equal_p.
15496 (set_mem_attributes_minus_bitpos): Do not use
15497 component_ref_for_mem_expr.
15498 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
15499 (update_alias_info_with_stack_vars): Likewise.
15500 (partition_stack_vars): Call update_alias_info_with_stack_vars.
15501 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
15502 explicitly nor clear stmt operands.
15503 Free the decl-to-pointer map.
15504 * tree-optimize.c (execute_free_datastructures): Do not free
15505 SSA data structures here.
15506 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
15507 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
15508 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
15510 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
15512 2009-07-13 DJ Delorie <dj@redhat.com>
15514 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
15515 unrolling at the right iteration count.
15517 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
15520 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
15522 * haifa-sched.c (rank_for_schedule): Introduced flags to
15523 enable/disable individual scheduling heuristics.
15524 * common.opt: Introduced flags to enable/disable individual
15525 heuristics in the scheduler.
15526 * doc/invoke.texi: Introduced flags to enable/disable individual
15527 heuristics in the scheduler.
15529 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
15531 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
15532 config/i386/mingw-tls.c.
15533 * config/i386/mingw-tls.c: Removed.
15535 2009-07-13 Ira Rosen <irar@il.ibm.com>
15537 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
15538 checks access only relevant statements.
15539 (vectorizable_reduction): Likewise.
15541 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
15543 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
15544 just for 32-bit case.
15546 2009-07-12 Jan Hubicka <jh@suse.cz>
15548 PR tree-optimization/40585
15549 * except.c (expand_resx_expr): When there already is resume
15550 instruction, produce linked list.
15551 (build_post_landing_pads): Assert that resume is empty.
15552 (connect_post_landing_pads): Handle resume lists.
15553 (dump_eh_tree): Dump resume list.
15555 2009-07-12 Ira Rosen <irar@il.ibm.com>
15557 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
15558 with additional argument.
15559 * tree-vectorizer.h (enum vect_def_type): Add
15560 vect_double_reduction_def.
15561 (vect_is_simple_reduction): Add argument.
15562 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
15564 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
15565 vect_is_simple_reduction with additional argument.
15566 (vect_analyze_loop_operations): Handle exit phi nodes in case of
15568 (reduction_code_for_scalar_code): Handle additional codes by
15569 returning ERROR_MARK for them. Fix comment and indentation.
15570 (vect_is_simple_reduction): Fix comment, add argument to specify
15571 double reduction. Detect double reduction.
15572 (get_initial_def_for_induction): Fix indentation.
15573 (get_initial_def_for_reduction): Fix comment and indentation.
15574 Handle double reduction. Create initial definitions that do not
15575 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
15576 (vect_create_epilog_for_reduction): Fix comment, add argument to
15577 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
15578 epilogue result extraction. Create double reduction phi node and
15579 replace relevant uses.
15580 (vectorizable_reduction): Call vect_is_simple_reduction with
15581 additional argument. Fix indentation. Update epilogue code treatment
15582 according to the changes in reduction_code_for_scalar_code. Check
15583 for double reduction. Call vect_create_epilog_for_reduction with
15584 additional argument.
15585 * tree-vect-stmts.c (process_use): Handle double reduction, update
15587 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
15588 (vect_get_vec_def_for_operand): Likewise.
15590 2009-07-12 Danny Smith <dansmister@gmail.com>
15592 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
15593 dllexport if !TREE_PUBLIC.
15594 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
15596 2009-07-11 Anatoly Sokolov <aesok@post.ru>
15598 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
15599 (avr_extra_arch_macro) Remove declatation.
15600 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
15601 (avr_extra_arch_macro) Declare as static.
15602 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
15604 2009-07-11 Jan Hubicka <jh@suse.cz>
15606 PR middle-end/48388
15607 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
15609 2009-07-11 Jakub Jelinek <jakub@redhat.com>
15612 * dwarf2out.c (dw_fde_struct): Add in_std_section and
15613 cold_in_std_section bits.
15614 (dwarf2out_begin_prologue): Initialize them.
15615 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
15616 if already covered by text_section or cold_text_section range.
15618 PR rtl-optimization/40667
15619 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
15620 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
15621 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
15622 * config/i386/i386.c (ix86_minimum_alignment): New function.
15623 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
15624 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
15625 * emit-rtl.c (gen_reg_rtx): Likewise.
15626 * function.c (assign_parms): Likewise. If nominal_type needs
15627 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
15628 rather than passed_type's alignment.
15631 * function.c (assign_parm_setup_stack): Adjust
15632 MEM_OFFSET (data->stack_parm) if promoted_mode is different
15633 from nominal_mode on big endian.
15635 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
15637 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
15639 2009-07-10 DJ Delorie <dj@redhat.com>
15641 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
15643 2009-07-10 Mark Mitchell <mark@codesourcery.com>
15645 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
15647 (thumb2_cbnz): Likewise.
15649 2009-07-10 David Daney <ddaney@caviumnetworks.com>
15652 * config.gcc (supported_defaults): Add synci.
15653 (with_synci): Add validation.
15654 (all_defaults): Add synci.
15655 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
15658 * config/mips/mips.opt (msynci): New option.
15659 * config/mips/mips.c (mips_override_options): Warn on use of
15660 -msynci for targets that do now support it.
15661 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
15663 * gcc/doc/invoke.texi (-msynci): Document the new option.
15664 * doc/install.texi (--with-synci): Document the new option.
15666 2009-07-10 Richard Guenther <rguenther@suse.de>
15668 PR tree-optimization/40496
15669 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
15670 the PHI result with a compatible type.
15672 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
15676 * c.opt (Wunused-result): New.
15677 * doc/invoke.texi: Document it.
15678 * c-common.c (c_warn_unused_result): Use it.
15680 2009-07-09 DJ Delorie <dj@redhat.com>
15682 * targhooks.c (default_target_can_inline_p): Rename from
15683 default_target_option_can_inline_p.
15684 * targhooks.h (default_target_can_inline_p): Likewise.
15685 * target-def.h (TARGET_CAN_INLINE_P): Rename from
15686 TARGET_OPTION_CAN_INLINE_P.
15687 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
15688 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
15689 (mep_target_can_inline_p): Rename from
15690 mep_target_option_can_inline_p.
15693 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
15694 registers used to pass vectors.
15696 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
15698 2009-07-09 Tom Tromey <tromey@redhat.com>
15700 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
15701 * config/mmix/mmix.c: Include dwarf2.h.
15702 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
15703 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
15704 * config/sh/sh.c: Include dwarf2.h.
15705 * config/i386/i386.c: Include dwarf2.h.
15706 * Makefile.in (DWARF2_H): Remove 'elf'.
15707 * except.c: Include dwarf2.h.
15708 * unwind-dw2.c: Include dwarf2.h.
15709 * dwarf2out.c: Include dwarf2.h.
15710 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
15711 * unwind-dw2-fde.c: Include dwarf2.h.
15712 * dwarf2asm.c: Include dwarf2.h.
15714 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
15716 * haifa-sched.c (insn_finishes_cycle_p): New static function.
15717 (max_issue): Use it.
15718 * sched-int.h (struct sched_info: insn_finishes_block_p): New
15720 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
15721 (region_sched_info): Update.
15722 * sched-ebb.c (ebb_sched_info): Update.
15723 * modulo-sched.c (sms_sched_info): Update.
15724 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
15726 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
15728 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
15730 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
15732 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
15734 2009-07-09 Jakub Jelinek <jakub@redhat.com>
15736 PR middle-end/40692
15737 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
15738 arg1 with arg01 if arg1 is already INTEGER_CST.
15740 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
15742 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
15743 Transform (and (truncate)) into (truncate (and)).
15745 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
15747 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
15748 creating LHS paradoxical subregs. Fix surrounding returns to
15749 use NULL_RTX rather than 0.
15751 2009-07-08 DJ Delorie <dj@redhat.com>
15753 * config/mep/mep.c (mep_option_can_inline_p): New.
15754 (TARGET_OPTION_CAN_INLINE_P): Define.
15756 2009-07-08 Mark Wielaard <mjw@redhat.com>
15759 * dwarf2out.c (add_data_member_location_attribute): When we have
15760 only a constant offset don't emit a new location description using
15761 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
15764 2009-07-08 Richard Henderson <rth@redhat.com>
15767 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
15768 (enum reg_class): Add CLOBBERED_REGS.
15769 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
15770 * config/i386/i386.c (ix86_conditional_register_usage): Moved
15771 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
15772 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
15773 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
15774 force 64-bit sibcalls into R11.
15775 * config/i386/constraints.md (U): New constraint.
15776 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
15777 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
15778 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
15780 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
15782 * basic-block.h (dump_regset, debug_regset): Remove duplicate
15784 * c-objc-common.h (c_initialize_diagnostics): Ditto.
15785 * ebitmap.h (dump_ebitmap): Ditto.
15786 * optabs.h (optab_libfunc): Ditto.
15787 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
15788 * tree-flow.h (vect_can_force_dr_alignment_p,
15789 get_vectype_for_scalar_type): Ditto.
15790 (vectorize_loops): Move prototype to ...
15791 * tree-vectorizer.h: ... here. Also, adjust comment.
15792 (vect_set_verbosity_level): Remove duplicate prototype.
15793 * tree-ssa-loop.c: Include tree-vectorizer.h.
15794 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
15796 2009-07-08 Nick Clifton <nickc@redhat.com>
15798 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
15801 2009-07-08 DJ Delorie <dj@redhat.com>
15803 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
15804 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
15805 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
15807 * config/mep/intrinsics.md: Regenerated.
15808 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
15809 registers when asm() or calls are detected.
15811 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
15814 * gimplify.c (gimplify_expr): Propagate no_warning flag when
15816 * gimple (gimple_build_call_from_tree): Likewise.
15817 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
15818 no_warning flag before warning.
15820 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
15822 * tree.c (set_expr_locus): Remove.
15823 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
15824 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
15826 * gimplify.c (internal_get_tmp_var): Likewise.
15827 (gimplify_call_expr): Likewise.
15828 (gimplify_one_sizepos): Likewise.
15830 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
15833 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
15834 to variables for debugging purposes.
15836 2009-06-23 Mark Loeser <mark@halcy0n.com>
15839 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
15841 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
15843 * pretty-print.c (pp_base_format): Remove %J.
15844 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
15845 gcc_cxxdiag_char_table): Likewise.
15846 (init_dynamic_diag_info): Likewise.
15848 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
15850 * pretty-print.c (pp_base_format): Remove %H.
15851 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
15852 gcc_cxxdiag_char_table): Likewise.
15853 (init_dynamic_diag_info): Likewise.
15854 * config/mep/mep.c (mep_select_section): Likewise.
15856 2009-07-07 Duncan Sands <baldrick@free.fr>
15858 * final.c (pass_clean_state): Give the pass a name.
15859 * passes.c (pass_rest_of_compilation): Likewise.
15860 * tree-optimize.c (pass_all_optimizations): Likewise.
15862 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
15864 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
15865 an extra 'decl' for error_at.
15867 2009-07-07 Jakub Jelinek <jakub@redhat.com>
15869 PR middle-end/40669
15870 * tree-tailcall.c (adjust_return_value_with_ops,
15871 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
15872 if it has complex or vector type.
15874 2009-07-07 Olivier Hainque <hainque@adacore.com>
15876 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
15879 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
15881 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
15883 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
15885 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
15886 * c-decl.c: Likewise.
15887 * function.c: Likewise.
15888 * varasm.c: Likewise.
15889 * tree-ssa.c: Likewise.
15890 * c-common.c: Likewise.
15891 * tree-cfg.c: Likewise.
15892 * config/spu/spu.c: Likewise.
15893 * config/ia64/ia64.c: Likewise.
15894 * config/v850/v850.c: Likewise.
15896 2009-07-06 DJ Delorie <dj@redhat.com>
15898 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
15899 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
15900 unspecified accesses to control registers.
15901 * config/mep/intrinsics.md: Regenerate.
15902 * config/mep/intrinsics.h: Regenerate.
15903 * config/mep/mep-intrin.h: Regenerate.
15905 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
15907 * c-lex.c: Replace %H by an explicit location. Update all calls.
15908 * c-common.c: Likewise.
15909 * c-decl.c: Likewise.
15910 * c-typeck.c: Likewise.
15911 * fold-const.c: Likewise.
15912 * gimplify.c: Likewise.
15913 * stmt.c: Likewise.
15914 * tree-cfg.c: Likewise.
15915 * tree-ssa-loop-niter.c: Likewise.
15916 * tree-vrp.c: Likewise.
15917 * value-prof.c: Likewise.
15919 2009-07-06 Diego Novillo <dnovillo@google.com>
15921 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
15922 if it has one. Handle cases where VAR does not have an
15923 annotation or cfun is NULL.
15925 2009-07-06 Diego Novillo <dnovillo@google.com>
15927 * tree.c: Include debug.h.
15928 (initialize_tree_contains_struct): New.
15929 (init_ttree): Call it.
15930 (tree_node_structure_for_code): Factor out of ...
15931 (tree_node_structure): ... here.
15932 * treestruct.def (TS_PHI_NODE): Remove.
15933 (TS_GIMPLE_STATEMENT): Remove.
15935 2009-07-06 Diego Novillo <dnovillo@google.com>
15937 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
15938 (debug_tree_chain): Handle cycles.
15940 2009-07-06 Nick Clifton <nickc@redhat.com>
15941 DJ Delorie <dj@redhat.com>
15943 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
15944 __FMOVD_ENABLED__ is defined.
15946 (TARGET_FMOVD): Provide a default definition.
15947 (MASK_FMOVD): Likewise.
15948 (TARGET_CPU_CPP_BUILTINS): Define
15949 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
15950 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
15951 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
15952 (split for DF load from memory into register): Also handle
15953 MEMs which consist of REG+DISP addressing.
15954 (split for DF store from register to memory): Likewise.
15955 (movsf_ie): Always use single fp_mode.
15956 * config/sh/sh.c (sh_override_options): Do not automatically
15957 enable TARGET_MOVD for the SH2A when supporting doubles - leave
15958 that to the -mfmovd command line switch.
15959 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
15960 (fldi_ok): Always allow.
15961 * config/sh/sh.opt (mfmovd): Remove this switch.
15962 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
15964 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
15965 Kaz Kojima <kkojima@gcc.gnu.org>
15967 PR rtl-optimization/30807
15968 * postreload.c (reload_combine): For every new use of REG_SUM,
15969 record the use of BASE.
15971 2009-07-06 Jan Hubicka <jh@suse.cz>
15973 * params.def: Revert my accidental commit at 2009-06-30.
15975 2009-07-04 Ian Lance Taylor <iant@google.com>
15978 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
15980 (mingw_format_attribute_overrides): Likewise.
15982 2009-07-04 Jakub Jelinek <jakub@redhat.com>
15985 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
15986 don't check cfa.reg. Instead of cfa.indirect use
15987 fde && fde->drap_reg != INVALID_REGNUM test.
15989 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
15991 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
15993 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
15996 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
15998 2009-07-03 Richard Guenther <rguenther@suse.de>
16000 PR tree-optimization/40640
16001 * tree-switch-conversion.c (build_arrays): Perform arithmetic
16004 2009-07-03 Jan Hubicka <jh@suse.cz>
16006 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
16007 for size, reduce amount of inlining.
16009 2009-07-03 Richard Guenther <rguenther@suse.de>
16011 PR middle-end/34163
16012 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
16013 if t +- x is known to not overflow and the conversion widens the
16015 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
16017 2009-07-03 Jan Hubicka <jh@suse.cz>
16019 * ipa-pure-const.c (analyze): Update loop optimizer init.
16020 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
16021 try_remove_empty_loop, remove_empty_loops): Remove.
16022 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
16023 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
16024 to mark regular loops as neccesary.
16025 (degenerate_phi_p): New function.
16026 (propagate_necessity, remove_dead_phis): Use it.
16027 (forward_edge_to_pdom): Likewise.
16028 (eliminate_unnecessary_stmts): Take care to remove uses of results of
16029 virtual PHI nodes that became unreachable.
16030 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
16031 * tree-flow.h (remove_empty_loops): Remove.
16032 * passes.c (init_optimization_passes): Remove.
16034 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
16036 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
16037 can_create_pseudo_p.
16038 (*fix_trunc<mode>_i387_1): Ditto.
16039 (*floathi<mode>2_1): Ditto.
16040 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
16041 (*fistdi2_1): Ditto.
16042 (*fist<mode>2_1): Ditto.
16043 (frndintxf2_floor): Ditto.
16044 (*fist<mode>2_floor_1): Ditto.
16045 (frndintxf2_ceil): Ditto.
16046 (*fist<mode>2_ceil_1): Ditto.
16047 (frndintxf2_trunc): Ditto.
16048 (frndintxf2_mask_pm): Ditto.
16049 (fxam<mode>2_i387_with_temp): Ditto.
16050 * config/i386/sse.md (mulv16qi3): Ditto.
16051 (*sse2_mulv4si3): Ditto.
16053 (sse4_2_pcmpestr): Ditto.
16054 (sse4_2_pcmpistr): Ditto.
16056 2009-07-03 Jan Hubicka <jh@suse.cz>
16058 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
16059 (mark_stmt_necessary): Set it.
16060 (mark_operand_necessary): Set it.
16061 (mark_control_dependent_edges_necessary): Set it.
16062 (mark_virtual_phi_result_for_renaming): New function.
16063 (get_live_post_dom): New function.
16064 (forward_edge_to_pdom): New function.
16065 (remove_dead_stmt): Fix handling of control dependences.
16066 (tree_dce_init): Init new bitmap.
16067 (tree_dce_done): Free it.
16069 2009-07-02 Richard Guenther <rguenther@suse.de>
16072 * tree-ssa-structalias.c (new_var_info): Initialize
16075 2009-07-02 Jan Hubicka <jh@suse.cz>
16077 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
16080 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
16082 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
16083 instead of recomputing it. Adjust calls.
16084 (emit_store_flag): Adjust recursive calls.
16086 2009-07-02 Richard Guenther <rguenther@suse.de>
16088 * tree-ssa-live.c (remove_unused_locals): Do not remove
16090 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
16091 of DECL_EXTERNAL for HEAP variables.
16092 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
16093 HEAP variables. Do not adjust RESTRICT vars.
16094 (find_what_var_points_to): Nobody cares if something
16095 points to READONLY.
16097 2009-07-02 Ben Elliston <bje@au.ibm.com>
16099 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
16100 pc_low and pc_high declarations to the top of the function.
16102 2009-07-01 DJ Delorie <dj@redhat.com>
16104 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
16105 registers as fixed.
16106 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
16107 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
16108 unspecified accesses to control registers.
16109 * config/mep/intrinsics.md: Regenerate.
16110 * config/mep/intrinsics.h: Regenerate.
16111 * config/mep/mep-intrin.h: Regenerate.
16113 2009-07-01 Anthony Green <green@moxielogic.com>
16115 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
16116 instruction when possible.
16117 (moxie_expand_prologue): Ditto. Also, save an instruction and
16118 some complexity by popping off of $r12 instead of $sp.
16119 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
16122 2009-07-01 Richard Henderson <rth@redhat.com>
16125 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
16126 contained no insns, reposition note before last insn.
16128 2009-07-01 Richard Henderson <rth@redhat.com>
16131 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
16132 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
16134 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
16137 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
16138 darwin9 for printing reg addresses with %y.
16140 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
16142 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
16143 truncation from operands in binary operations.
16145 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
16148 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
16149 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
16150 subreg of op0 to the original op0.
16152 * expmed.c (store_bit_field_1): Use a temporary as the destination
16153 instead of a paradoxical subreg when we need to truncate the result.
16155 2009-07-01 DJ Delorie <dj@redhat.com>
16157 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
16158 names to VLIW variants.
16159 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
16160 * config/mep/intrinsics.md: Regenerate.
16161 * config/mep/intrinsics.h: Regenerate.
16162 * config/mep/mep-intrin.h: Regenerate.
16164 2009-07-01 Jakub Jelinek <jakub@redhat.com>
16167 * jump.c (returnjump_p): Revert last patch.
16168 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
16170 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16173 * pa.md (casesi32p): Use jump table label to determine the offset
16175 (casesi64p): Likewise.
16177 * pa.c (forward_branch_p): Return bool type. Use instruction
16178 addresses when available. Assert that INSN has a jump label.
16179 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
16182 2009-07-01 Richard Guenther <rguenther@suse.de>
16184 PR tree-optimization/19831
16185 * tree-ssa-dce.c (propagate_necessity): Calls to functions
16186 that only act as barriers do not make any previous stores necessary.
16187 * tree-ssa-structalias.c (handle_lhs_call): Delay making
16188 HEAP variables global, do not add a constraint from nonlocal.
16189 (find_func_aliases): Handle escapes through return statements.
16190 (compute_points_to_sets): Make escaped HEAP variables global.
16192 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
16195 * expmed.c (emit_store_flag): Perform a conversion if necessary,
16196 after reducing a DImode cstore to SImode.
16198 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
16200 * expr.c (expand_expr_real_1): Reinstate fallthrough to
16201 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
16203 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
16205 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
16206 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
16208 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
16209 and umod_optab if TARGET_BSD_DIVMOD.
16210 * config/vax/lib1funcs.asm: New file.
16211 * config/vax/t-linux: New file.
16212 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
16214 2009-06-30 Jakub Jelinek <jakub@redhat.com>
16217 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
16218 to type arguments that have void type.
16221 * dwarf2out.c (gen_formal_parameter_die): Call
16222 equate_decl_number_to_die if node is different from origin.
16224 2009-06-30 Anthony Green <green@moxielogic.com>
16226 Clean up moxie port for --enable-build-with-cxx.
16227 * config/moxie/moxie.c (moxie_function_value): First two
16228 parameters are const_tree, not tree.
16229 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
16230 (REG_CLASS_NAMES): Ditto.
16231 (REGNO_REG_CLASS): Ditto.
16232 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
16233 (moxie_function_value): Fix constyness of arguments.
16235 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
16237 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
16238 finalize_size_functions before further processing.
16239 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
16240 (variable_size): Call self_referential_size on size expressions
16241 that contain a PLACEHOLDER_EXPR.
16242 (size_functions): New static variable.
16243 (copy_self_referential_tree_r): New static function.
16244 (self_referential_size): Likewise.
16245 (finalize_size_functions): New global function.
16246 * tree.c: Include tree-inline.h.
16247 (push_without_duplicates): New static function.
16248 (find_placeholder_in_expr): New global function.
16249 (substitute_in_expr) <tcc_declaration>: Return the replacement object
16251 <tcc_expression>: Likewise.
16252 <tcc_vl_exp>: If the replacement object is a constant, try to inline
16253 the call in the expression.
16254 * tree.h (finalize_size_functions): Declare.
16255 (find_placeholder_in_expr): Likewise.
16256 (FIND_PLACEHOLDER_IN_EXPR): New macro.
16257 (substitute_placeholder_in_expr): Update comment.
16258 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
16260 (copy_tree_body_r): Likewise.
16261 (copy_tree_body): New static function.
16262 (maybe_inline_call_in_expr): New global function.
16263 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
16264 (maybe_inline_call_in_expr): Declare.
16265 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
16266 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
16269 2009-06-30 Richard Guenther <rguenther@suse.de>
16271 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
16273 (propagate_necessity): Do not mark reaching defs of stores
16276 2009-06-30 Jan Hubicka <jh@suse.cz>
16278 * cfgloopanal.c (check_irred): Move into ...
16279 (mark_irreducible_loops): ... here; return true if ireducible
16281 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
16282 (analyze_function): Try to prove loop finiteness.
16283 * cfgloop.h (mark_irreducible_loops): Update prototype.
16284 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
16286 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
16288 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
16290 2009-06-30 Ira Rosen <irar@il.ibm.com>
16292 PR tree-optimization/40542
16293 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
16296 2009-06-30 Martin Jambor <mjambor@suse.cz>
16298 PR tree-optimization/40582
16299 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
16300 than useless_type_conversion_p.
16301 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
16304 2009-06-30 Martin Jambor <mjambor@suse.cz>
16306 PR middle-end/40554
16307 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
16309 2009-06-30 Richard Guenther <rguenther@suse.de>
16311 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
16312 use ao_ref references.
16313 (walk_aliased_vdefs): Likewise.
16314 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
16315 * tree-ssa-dce.c (struct ref_data): Remove.
16316 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
16317 (mark_aliased_reaching_defs_necessary): Adjust.
16318 (mark_all_reaching_defs_necessary_1): Likewise.
16320 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
16323 * expmed.c (emit_cstore): New name of emit_store_flag_1.
16324 (emit_store_flag_1): Extract from emit_store_flag, adjust
16325 calls to (what now is) emit_cstore.
16326 (emit_store_flag): Call emit_store_flag_1 and also use it
16327 for what used to be recursive calls.
16329 2009-06-30 Wei Guozhi <carrot@google.com>
16332 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
16333 if the target bb post dominates from bb.
16334 * config/i386/i386.c (memory_address_length): Check existence of base
16335 register before using it.
16337 2009-06-30 Nick Clifton <nickc@redhat.com>
16338 DJ Delorie <dj@redhat.com>
16340 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
16341 __FMOVD_ENABLED__ is defined.
16343 (TARGET_FMOVD): Provide a default definition.
16344 (MASK_FMOVD): Likewise.
16345 (TARGET_CPU_CPP_BUILTINS): Define
16346 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
16347 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
16348 two fmov instructions depending upon whether TARGET_FMOVD is
16350 (split for DF load from memory into register): Also handle
16351 MEMs which consist of REG+DISP addressing.
16352 (split for DF store from register to memory): Likewise.
16353 * config/sh/sh.opt (mfmovd): Remove this switch.
16354 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
16355 * config/sh/sh.c (sh_override_options): Do not automatically
16356 enable TARGET_MOVD for the SH2A when supporting doubles - leave
16357 that to the -mfmovd command line switch.
16359 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
16361 (fldi_ok): Always allow.
16362 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
16364 2009-06-29 DJ Delorie <dj@redhat.com>
16366 * doc/install.texi (mep-x-elf): Correct chip's full name.
16368 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
16370 * doc/extend.texi: Fix typo.
16372 2009-06-29 Tom Tromey <tromey@redhat.com>
16374 * dwarf2.h: Remove.
16375 * Makefile.in (DWARF2_H): New variable.
16376 (except.o): Use it.
16377 (dwarf2out.o): Likewise.
16378 (dwarf2asm.o): Likewise.
16379 * config/i386/t-i386: Use DWARF2_H.
16380 * except.c: Include elf/dwarf2.h.
16381 * unwind-dw2.c: Include elf/dwarf2.h.
16382 * dwarf2out.c: Include elf/dwarf2.h.
16383 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
16384 <dtprel>: New field.
16385 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
16386 (size_of_loc_descr): Likewise.
16387 (output_loc_operands_raw): Likewise.
16388 (output_loc_operands): Handle new dtprel field.
16389 (loc_checksum): Update.
16390 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
16391 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
16392 * unwind-dw2-fde.c: Include elf/dwarf2.h.
16393 * dwarf2asm.c: Include elf/dwarf2.h.
16394 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
16395 * config/mmix/mmix.c: Include elf/dwarf2.h.
16396 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
16397 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
16398 * config/sh/sh.c: Include elf/dwarf2.h.
16399 * config/i386/i386.c: Include elf/dwarf2.h.
16401 2009-06-29 DJ Delorie <dj@redhat.com>
16403 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
16405 * doc/extend.texi: Add MeP attributes and pragmas.
16406 * doc/invoke.text: Add MeP Options.
16407 * doc/contrib.texi: Add MeP contribution.
16408 * doc/md.texi: Add MeP constraints.
16409 * doc/install.texi: Add MeP target.
16411 2009-06-30 Anatoly Sokolov <aesok@post.ru>
16413 * target.h (struct gcc_target): Add frame_pointer_required field.
16414 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
16415 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
16416 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
16418 * reload1.c (update_eliminables): (Ditto.).
16419 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
16420 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
16421 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
16423 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
16425 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
16426 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
16427 (arm_frame_pointer_required): New function.
16429 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
16430 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16431 (avr_frame_pointer_required_p): Declare as static.
16432 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
16434 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
16435 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
16436 (bfin_frame_pointer_required): Make as static, change return type
16438 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
16440 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
16441 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16442 (cris_frame_pointer_required): New function.
16444 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
16446 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
16447 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16448 (fr30_frame_pointer_required): New function.
16450 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
16451 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
16452 (frv_frame_pointer_required): Make as static, change return type
16454 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
16456 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
16457 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16458 (ix86_frame_pointer_required): Make as static, change return type to
16460 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
16462 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
16463 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16465 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
16467 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
16469 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
16471 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
16472 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16473 (mips_frame_pointer_required): Make as static.
16474 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
16476 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
16477 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16478 (mmix_frame_pointer_required): Mew function.
16480 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
16481 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16483 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
16485 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
16487 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
16489 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
16490 (CAN_ELIMINATE): Redefine.
16491 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16492 (sparc_frame_pointer_required): New function.
16493 (sparc_can_eliminate): New function.
16494 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
16496 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
16497 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
16499 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
16500 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
16501 (xtensa_frame_pointer_required): Make as static, change return type
16503 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
16506 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
16508 * doc/plugins.texi: Document PLUGIN_START_UNIT.
16509 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
16510 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
16511 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
16512 (register_callback): Handle PLUGIN_START_UNIT.
16513 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
16515 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
16517 * tree.c (process_call_operands): Propagate TREE_READONLY from the
16519 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
16520 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
16522 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
16524 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
16527 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
16529 * doc/extend.texi (Additional Floating Types): __float128 is also
16530 supported on i386 targets.
16532 2009-06-29 Richard Guenther <rguenther@suse.de>
16534 PR middle-end/14187
16535 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
16537 (pt_solutions_same_restrict_base): Declare.
16538 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
16540 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
16541 (make_constraint_from, make_copy_constraint): Move earlier.
16542 (make_constraint_from_heapvar): New function.
16543 (make_constraint_from_restrict): Likewise.
16544 (handle_lhs_call): Use it.
16545 (find_func_aliases): Use it to track conversions to restrict
16546 qualified pointers.
16547 (struct fieldoff): Add only_restrict_pointers flag.
16548 (push_fields_onto_fieldstack): Initialize it.
16549 (create_variable_info_for): Track global restrict qualified pointers.
16550 (intra_create_variable_infos): Use make_constraint_from_heapvar.
16551 Track restrict qualified pointer arguments.
16552 (set_uids_in_ptset): Use varinfo is_global_var flag.
16553 (find_what_var_points_to): Set the vars_contains_restrict flag.
16554 Always create the points-to solution for sets including restrict tags.
16555 (pt_solutions_same_restrict_base): New function.
16556 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
16557 qualified pointers use pt_solutions_same_restrict_base as
16558 additional source for disambiguation.
16560 2009-06-29 Richard Guenther <rguenther@suse.de>
16562 PR middle-end/38212
16563 * alias.c (find_base_decl): Remove.
16564 (get_deref_alias_set_1): Remove restrict handling.
16565 * c-common.c (c_apply_type_quals_to_decl): Do not set
16566 DECL_POINTER_ALIAS_SET.
16567 * gimplify.c (find_single_pointer_decl_1): Remove.
16568 (find_single_pointer_decl): Likewise.
16569 (internal_get_tmp_var): Remove restrict handling.
16570 (gimple_regimplify_operands): Likewise.
16571 * omp-low.c (expand_omp_atomic_pipeline): Do not set
16572 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
16573 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
16574 * tree.c (restrict_base_for_decl): Remove.
16575 (init_ttree): Do not allocate it.
16576 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
16577 LABEL_DECL_UID for label decls.
16578 (copy_node_stat): Do not copy restrict information.
16579 (decl_restrict_base_lookup): Remove.
16580 (decl_restrict_base_insert): Likewise.
16581 (print_restrict_base_statistics): Likewise.
16582 (dump_tree_statistics): Do not call print_restrict_base_statistics.
16583 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
16584 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
16585 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
16586 (LABEL_DECL_UID): Adjust.
16587 (DECL_BASED_ON_RESTRICT_P): Remove.
16588 (DECL_GET_RESTRICT_BASE): Likewise.
16589 (SET_DECL_RESTRICT_BASE): Likewise.
16590 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
16592 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
16593 instead of DECL_POINTER_ALIAS_SET.
16594 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
16595 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
16596 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
16598 2009-06-29 Richard Guenther <rguenther@suse.de>
16600 PR tree-optimization/40579
16601 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
16602 the IL to simplify has constants that overflowed.
16604 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
16606 PR tree-optimization/40550
16607 * tree-vect-generic.c (expand_vector_operations_1): Compute in
16608 vector_compute_type only when the size of vector_compute_type is
16609 less than the size of type.
16611 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
16613 * fold-const.c (contains_label_1): Fix comments.
16614 (contains_label_p): Do not walk trees multiple time.
16616 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
16618 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
16619 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
16620 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
16621 ix86_fp_comparison_operator.
16622 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
16623 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
16624 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
16625 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
16626 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
16627 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
16628 (related splits): Change predicate to ix86_fp_comparison_operator.
16629 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
16630 instead of ix86_fp_comparison_codes.
16631 (ix86_trivial_fp_comparison_operator,
16632 ix86_fp_comparison_operator): New.
16633 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
16634 (ix86_expand_compare): Eliminate last two parameters.
16635 (ix86_fp_jump_nontrivial_p): Kill.
16636 * config/i386/i386.c (put_condition_code): Eliminate call to
16637 ix86_fp_comparison_codes and subsequent assertion.
16638 (ix86_fp_comparison_codes): Eliminate.
16639 (ix86_fp_swap_condition): New.
16640 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
16641 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
16642 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
16643 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
16644 and ix86_fp_swap_condition.
16645 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
16646 Use ix86_fp_comparison_strategy.
16647 (ix86_expand_compare): Likewise. Eliminate last two arguments.
16648 (ix86_fp_jump_nontrivial_p): Eliminate.
16649 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
16650 call to ix86_expand_compare.
16651 (ix86_split_fp_branch, ix86_expand_setcc,
16652 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
16653 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
16655 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
16657 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
16658 related to jump_clobbers.
16659 * config/arm/arm.md (conds): Remove jump_clob case.
16660 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
16661 splits): Change comparison_operator to arm_comparison_operator.
16662 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
16665 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
16667 * dojump.c (do_compare_rtx_and_jump): Try swapping the
16668 condition for floating point modes.
16669 * expmed.c (emit_store_flag_1): Move here a bigger part
16670 of emit_store_flag.
16671 (emit_store_flag): Try swapping the condition for floating point
16673 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
16675 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
16677 * expr.c (expand_expr_real_1): Just use do_store_flag.
16678 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
16679 emit_store_flag_force.
16680 * expmed.c (emit_store_flag_force): Copy here trick
16681 previously in expand_expr_real_1. Try reversing the comparison.
16682 (emit_store_flag_1): Work if target is NULL.
16683 (emit_store_flag): Work if target is NULL, using the result mode
16684 from the comparison. Use split_comparison, restructure final part
16685 to simplify conditionals.
16687 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
16689 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
16690 * dojump.c (do_jump): Change handling of floating-point
16691 ops to use just do_compare_and_jump.
16692 (split_comparison): New.
16693 (do_compare_rtx_and_jump): Add here logic coming previously
16694 in do_jump, using split_comparison.
16696 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
16699 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
16701 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
16703 * tree-ssa-alias.c: Fix unintentional commit.
16705 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
16707 * passes.c (execute_one_pass): Fix unintentional commit.
16709 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
16711 * df-problems.c (df_set_seen, df_unset_seen): Delete.
16712 (df_rd_local_compute, df_md_local_compute): Inline them.
16714 (df_md_scratch): New.
16715 (df_md_alloc, df_md_free): Allocate/free it.
16716 (df_md_local_compute): Only include live registers in init.
16717 (df_md_transfer_function): Prune the in-set computed by
16718 the confluence function, and the gen-set too.
16720 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
16722 PR rtl-optimization/26854
16723 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
16724 * df-problems.c (df_rd_add_problem): Fix comment.
16725 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
16726 df_md_simulate_artificial_defs_at_top,
16727 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
16728 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
16729 df_md_transfer_function, df_md_init, df_md_confluence_0,
16730 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
16731 problem_MD, df_md_add_problem): New.
16732 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
16733 df_md_get_bb_info): New.
16734 (DF_LAST_PROBLEM_PLUS1): Adjust.
16736 * Makefile.in (fwprop.o): Include domwalk.h.
16737 * fwprop.c: Include domwalk.h.
16738 (reg_defs, reg_defs_stack): New.
16739 (bitmap_only_bit_between): Remove.
16740 (process_defs): New.
16741 (process_uses): Use reg_defs and local_md instead of
16742 bitmap_only_bit_between and local_rd.
16743 (single_def_use_enter_block): New, from build_single_def_use_links.
16744 (single_def_use_leave_block): New.
16745 (build_single_def_use_links): Remove code moved to
16746 single_def_use_enter_block, invoke domwalk.
16747 (use_killed_between): Adjust comment.
16749 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
16751 * bitmap.h (bitmap_ior_and_into): New.
16752 * bitmap.c (bitmap_ior_and_into): New.
16754 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
16756 * domwalk.h (struct dom_walk_data): Remove all callbacks except
16757 before_dom_children_before_stmts and after_dom_children_after_stmts.
16758 Rename the two remaining callbacks to just before_dom_children and
16759 after_dom_children. Remove other GIMPLE statement walking bits.
16760 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
16761 * graphite.c: Do not include domwalk.h.
16762 * tree-into-ssa.c (interesting_blocks): New global.
16763 (struct mark_def_sites_global_data): Remove it and names_to_rename.
16764 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
16765 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
16766 now that they're not domwalk callbacks.
16767 (rewrite_initialize_block): Rename to...
16768 (rewrite_enter_block): ... this, place after called functions. Test
16769 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
16770 (rewrite_finalize_block): Rename to...
16771 (rewrite_leave_block): ... this, place after called functions.
16772 (rewrite_update_init_block): Rename to...
16773 (rewrite_update_enter_block): ... this, place after called functions.
16774 Test interesting_blocks, call rewrite_update_stmt and
16775 rewrite_update_phi_arguments.
16776 (rewrite_update_fini_block): Rename to...
16777 (rewrite_leave_block): ... this, place after called functions.
16778 (rewrite_blocks): Remove last argument, simplify initialization of
16780 (mark_def_sites_initialize_block): Rename to...
16781 (mark_def_sites_block): ... this, call mark_def_sites.
16782 (mark_def_sites_blocks): Remove argument, simplify initialization of
16784 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
16785 (update_ssa): Likewise.
16786 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
16788 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
16789 (dom_opt_initialize_block): Rename to...
16790 (dom_opt_enter_block): ... this, place after called functions. Walk
16791 statements here, inline propagate_to_outgoing_edges.
16792 (dom_opt_finalize_block): Rename to...
16793 (dom_opt_leave_block): ... this, place after called functions.
16794 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
16796 (dse_enter_block, dse_record_phi): New.
16797 (dse_record_phis): Delete.
16798 (dse_finalize_block): Rename to...
16799 (dse_leave_block): ... this.
16800 (tree_ssa_dse): Simplify initialization of walk_data.
16801 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
16802 Adjust initialization of walk_data.
16803 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
16804 * tree-ssa-loop-phiopt.c (get_non_trapping):
16805 Adjust initialization of walk_data.
16806 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
16807 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
16808 it's not a domwalk callback.
16809 (uncprop_initialize_block): Rename to...
16810 (dse_enter_block): ... this, call uncprop_into_successor_phis.
16811 (dse_finalize_block): Rename to...
16812 (dse_leave_block): ... this.
16813 (tree_ssa_uncprop): Simplify initialization of walk_data.
16814 * Makefile.in: Adjust dependencies.
16816 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
16818 * arm.md (casesi): Fix test for Thumb1.
16819 (thumb1_casesi_internal_pic): Likewise.
16820 (thumb1_casesi_dispatch): Likewise.
16822 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
16824 * config/arm/arm-cores.def: Added core cortex-m0.
16825 * config/arm/arm-tune.md: Regenerated.
16826 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
16828 2009-06-26 DJ Delorie <dj@redhat.com>
16830 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
16832 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
16833 the scheduler doesn't tag jump insns.
16835 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
16837 * c-decl.c (merge_decls): Re-indent.
16839 2009-06-26 Janis Johnson <janis187@us.ibm.com>
16842 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
16843 Special-case decimal float constants.
16845 2009-06-26 Richard Henderson <rth@redhat.com>
16847 * function.h (struct function): Add cannot_be_copied_reason,
16848 and cannot_be_copied_set.
16849 * tree-inline.c (has_label_address_in_static_1): Rename from
16850 inline_forbidden_p_2; don't set inline_forbidden_reason here.
16851 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
16852 don't set inline_forbidden_reason.
16853 (copy_forbidden): New function, split out of inline_forbidden_p.
16854 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
16855 (inline_forbidden_p): Use copy_forbidden.
16856 (tree_versionable_function_p): Likewise.
16857 (inlinable_function_p): Merge into tree_inlinable_function_p.
16858 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
16859 * ipa-cp.c (ipcp_versionable_function_p): New function.
16860 (ipcp_cloning_candidate_p): Use it.
16861 (ipcp_node_modifiable_p): Likewise.
16863 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
16865 * builtins.c (expand_builtin_alloca): Handle builtin alloca
16866 that is marked not to be inlined. Remove flag_mudflap use.
16867 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
16868 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
16870 2009-06-26 Steve Ellcey <sje@cup.hp.com>
16873 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
16874 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
16876 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
16878 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
16880 (__mingwthr_remove_key_dtor): Likewise.
16882 2009-06-26 Richard Guenther <rguenther@suse.de>
16884 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
16886 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
16888 PR middle-end/40525
16889 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
16890 try the non-cond_exec path also.
16892 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16895 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
16896 (output_cbranch): Use new functions.
16897 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
16900 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
16901 Pat Haugen <pthaugen@us.ibm.com>
16902 Revital Eres <ERES@il.ibm.com>
16904 * config/rs6000/rs6000.c (print_operand): Correct lossage message
16905 for %c error. Add %x support to print VSX registers as a unified
16906 register set, instead of separate float and altivec registers.
16907 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
16908 %y case, and add support for VSX pre-modify addresses.
16909 (output_toc): Add assert for CONST containing an integer constant
16911 (rs6000_adjust_cost): Add POWER7 support.
16912 (insn_must_be_first_in_group): Ditto.
16913 (insn_must_be_last_in_group): Ditto.
16914 (rs6000_emit_popcount): Ditto.
16915 (rs6000_vector_mode_supported_p): Ditto.
16917 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
16918 Change some of the functions called by macros to being called
16919 through a pointer, so debug functions can be inserted if
16920 -mdebug=addr or -mdebug=cost.
16921 (rs6000_preferred_reload_class_ptr): Ditto.
16922 (rs6000_secondary_reload_class_ptr): Ditto.
16923 (rs6000_secondary_memory_needed_ptr): Ditto.
16924 (rs6000_cannot_change_mode_class_ptr): Ditto.
16925 (rs6000_secondary_reload_inner): Ditto.
16926 (rs6000_legitimize_reload_address): Ditto.
16927 (rs6000_legitimize_reload_address_ptr): Ditto.
16928 (rs6000_mode_dependent_address): Ditto.
16929 (rs6000_mode_dependent_address_ptr): Ditto.
16931 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
16932 function to return true if the mode allows reg + integer
16934 (virtual_stack_registers_memory_p): New function to return true if
16935 the address refers to a virtual stack register.
16936 (rs6000_legitimate_offset_address_p): Move code to say whether a
16937 mode supports reg+int addressing to reg_offset_addressing_ok_p and
16939 (rs6000_legitimate_address_p): Add checks for modes that only can
16940 do reg+reg addressing. Start adding VSX support.
16941 (rs6000_legitimize_reload_address): Ditto.
16942 (rs6000_legitimize_address): Ditto.
16943 (rs6000_debug_legitimate_address_p): New debug functions for
16944 -mdebug=addr and -mdebug=cost.
16945 (rs6000_debug_rtx_costs): Ditto.
16946 (rs6000_debug_address_costs): Ditto.
16947 (rs6000_debug_adjust_cost): Ditto.
16948 (rs6000_debug_legitimize_address): Ditto.
16949 (rs6000_legitimize_reload_address_ptr): Point to call normal
16950 function or debug function. Make functions called via pointer
16952 (rs6000_mode_dependent_address_ptr): Ditto.
16953 (rs6000_secondary_reload_class_ptr): Ditto.
16954 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
16955 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
16956 into a friendlier error.
16957 (rs6000_init_builtins): Add initial VSX support.
16958 (rs6000_adjust_cost): Fix some spacing issues.
16960 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
16961 (REG_CLASS_NAMES): Ditto.
16962 (REG_CLASS_CONTENTS): Ditto.
16963 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
16964 pointer, to add -mdebug=addr support.
16965 (CANNOT_CHANGE_MODE_CLASS): Ditto.
16966 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
16967 -mdebug=addr support.
16968 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
16969 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
16970 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
16972 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
16974 (bswapsi*): Set attribute types for load/store. Add combiner
16975 patterns to eliminate zero extend on 64-bit.
16976 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
16977 stdbrx if the hardware supports those instructions.
16979 2009-06-25 Ian Lance Taylor <iant@google.com>
16981 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
16982 (Link Options): Document -static-libstdc++.
16984 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
16987 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
16988 DATA_ALIGNMENT instead.
16990 2009-06-25 Richard Guenther <rguenther@suse.de>
16992 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
16993 indirect references against the callused/escaped solutions.
16994 (call_may_clobber_ref_p_1): Likewise.
16996 2009-06-25 Martin Jambor <mjambor@suse.cz>
16998 PR tree-optimization/40493
16999 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
17000 (enum unscalarized_data_handling): New type.
17001 (handle_unscalarized_data_in_subtree): Return what has been done.
17002 (load_assign_lhs_subreplacements): Handle left flushes differently.
17003 (sra_modify_assign): Use unscalarized_data_handling, simplified
17004 condition determining whether to remove the statement.
17006 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
17008 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
17009 excerpt - @ should be doubled for texinfo.
17011 2009-06-24 Ian Lance Taylor <iant@google.com>
17013 * config/arc/arc.c: Include "df.h".
17014 (arc_attribute_table): Make static. Move higher in file.
17015 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
17016 (output_shift): Initialize n later to avoid warning.
17017 * config/arm/arm.c (arm_attribute_table): Make static. Move
17019 * config/avr/avr.c (avr_attribute_table): Make static. Move
17021 (reg_class_tab): Change array type from int to enum reg_class.
17022 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
17024 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
17025 (lshrhi3_out): Likewise.
17026 (class_likely_spilled_p): Change return type to bool.
17027 (avr_rtx_costs): Use local code variable with enum type.
17028 * config/avr/avr.md (movmemhi): Use add_reg_note.
17029 (andhi3, andsi3): Don't use AS2 with "and".
17030 (iorhi3, iorsi3): Don't use AS2 with "or".
17031 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
17032 * config/crx/crx.c: Include "df.h".
17033 (crx_attribute_table): Make static.
17034 * config/m32r/m32r.c: Include "df.h".
17035 (m32r_attribute_table): Make static. Move higher in file.
17036 (pop): Use add_reg_note.
17037 (block_move_call): Change 0 to LCT_NORMAL in function call.
17038 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
17039 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
17040 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
17041 declare, not just when TREE_CODE is defined.
17042 * config/m68hc11/m68hc11.c: Include "expr.h".
17043 (m68hc11_attribute_table): Make static. Move higher in file.
17044 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
17046 (m68hc11_register_indirect_p): Likewise.
17047 (m68hc11_function_arg_padding): Change return type to enum
17049 (emit_move_after_reload): Use add_reg_note.
17050 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
17051 (m68hc11_split_logical): Likewise.
17052 (m68hc11_rtx_costs): Add local code_and outer_code variables with
17054 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
17055 to VOIDmode in function call.
17056 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
17058 (m68hc11_split_logical): Update declaration.
17059 (m68hc11_function_arg_padding): Update declaration.
17060 * config/mcore/mcore.c (regno_reg_class): Change form array of int
17061 to array of enum reg_class.
17062 (mcore_attribute_table): Make static. Move higher in file.
17063 (mcore_rtx_costs): Add cast to enum type.
17064 * config/mcore/mcore.h (regno_reg_class): Update declaration.
17065 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
17066 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
17068 * config/sh/predicates.md (trapping_target_operand): Rename and to
17070 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
17072 * config/spu/spu.c (spu_attribute_table): Make static. Move
17074 * config/v850/v850.c (v850_attribute_table): Make static. Move
17076 (v850_rtx_costs): Use local code with enum type.
17077 (expand_epilogue): Add cast.
17078 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
17080 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
17083 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
17084 -m2a-single-only and -m2a-nofpu.
17085 * config/sh/sh.opt: Document m2a generates FPU code.
17087 2009-06-24 Anatoly Sokolov <aesok@post.ru>
17089 * defaults.h (CAN_ELIMINATE): Provide default.
17090 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
17091 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
17092 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
17093 * config/spu/spu.h (CAN_ELIMINATE): Delete.
17094 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
17095 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
17096 * config/cris/cris.h (CAN_ELIMINATE): Delete.
17097 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
17098 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
17099 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
17101 2009-06-24 DJ Delorie <dj@redhat.com>
17103 * mep-ext-cop.cpu: Fix copyright notice.
17104 * mep-default: Fix copyright notice.
17105 * mep-core: Fix copyright notice.
17106 * mep: Fix copyright notice.
17107 * mep-ivc2: Fix copyright notice.
17108 * mep-c5: Fix copyright notice.
17110 2009-06-24 Denis Chertykov <chertykov@gmail.com>
17112 * doc/contrib.texi (Contributors):
17114 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
17116 PR middle-end/40501
17117 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
17118 src and dst operands if necessary.
17120 2009-06-23 DJ Delorie <dj@redhat.com>
17123 * config.gcc: Add mep support.
17124 * recog.c: Resurrect validate_replace_rtx_subexp().
17125 * recog.h: Likewise.
17126 * config/mep/: Add new port:
17127 * config/mep/constraints.md: New file.
17128 * config/mep/default.h: New file.
17129 * config/mep/intrinsics.h: New file.
17130 * config/mep/intrinsics.md: New file.
17131 * config/mep/ivc2-template.h: New file.
17132 * config/mep/mep-c5.cpu: New file.
17133 * config/mep/mep-core.cpu: New file.
17134 * config/mep/mep-default.cpu: New file.
17135 * config/mep/mep-ext-cop.cpu: New file.
17136 * config/mep/mep-intrin.h: New file.
17137 * config/mep/mep-ivc2.cpu: New file.
17138 * config/mep/mep-lib1.asm: New file.
17139 * config/mep/mep-lib2.c: New file.
17140 * config/mep/mep-pragma.c: New file.
17141 * config/mep/mep-protos.h: New file.
17142 * config/mep/mep-tramp.c: New file.
17143 * config/mep/mep.c: New file.
17144 * config/mep/mep.cpu: New file.
17145 * config/mep/mep.h: New file.
17146 * config/mep/mep.md: New file.
17147 * config/mep/mep.opt: New file.
17148 * config/mep/predicates.md: New file.
17149 * config/mep/t-mep: New file.
17151 2009-06-23 Ian Lance Taylor <iant@google.com>
17153 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
17154 from loose_warn into c_loose_warn and from strict_warn into
17155 c_strict_warn. Set and substitute warn_cxxflags. Check for
17156 --enable-build-with-cxx. Set and substitute
17157 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
17158 * Makefile.in (CXXFLAGS): New variable.
17159 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
17160 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
17161 the default is the same as $(STRICT_WARN).
17162 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
17163 (CXX): New variable.
17164 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
17165 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
17166 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
17167 (HOST_LIBS): New variable.
17168 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
17169 (ALL_CXXFLAGS): New variable.
17170 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
17171 * doc/install.texi (Configuration): Document
17172 --enable-build-with-cxx, --with-stage1-ldflags,
17173 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
17174 * configure: Rebuild.
17176 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17178 * config/arm/arm.c (arm_override_options): Fix braces and formatting
17179 from previous commit.
17181 2009-06-23 Ian Lance Taylor <iant@google.com>
17183 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
17185 2009-06-23 Ian Lance Taylor <iant@google.com>
17187 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
17188 with ATTRIBUTE_UNUSED.
17190 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
17191 Pat Haugen <pthaugen@us.ibm.com>
17192 Revital Eres <eres@il.ibm.com>
17194 * config.in (HAVE_AS_POPCNTD): Add default definition.
17195 (HAVE_AS_LWSYNC): Ditto.
17197 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
17199 (gcc_cv_as_powerpc_cmpb): Ditto.
17200 (gcc_cv_as_powerpc_dfp): Ditto.
17201 (gcc_cv_as_powerpc_vsx): Ditto.
17202 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
17203 supporting the popcntd/lwsync instructions.
17204 (gcc_cv_as_powerpc_lwsync): Ditto.
17205 * configure: Regenerate.
17207 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
17208 -mcpu=native and -mcpu=power7.
17209 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
17211 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
17212 a variable instead of a mask to reduce the number of mask bits.
17213 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
17214 (-mbit-word): Ditto.
17215 (-mregnames): Ditto.
17216 * config/rs6000/rs6000.opt (-mupdate): Ditto.
17217 (-mfused-madd): Ditto.
17219 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
17221 (-mvsx): New switch for VSX instructions.
17222 (-misel): Move from a variable to a mask to allow it to be set by
17225 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
17226 function declaration to an array declaration.
17227 (rs6000_hard_regno_nregs): New external array declaration.
17229 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
17230 files included by rs6000.md.
17232 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
17233 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
17235 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
17237 (rs6000_debug_reg): New -mdebug= variables.
17238 (rs6000_debug_addr): Ditto.
17239 (rs6000_debug_cost): Ditto.
17240 (rs6000_pmode): New variable to hold Pmode.
17241 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
17242 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
17243 calculated at compiler start.
17244 (rs6000_hard_regno_nregs): Change function to an array which holds
17245 HARD_REGNO_NREGS calculated at compiler start.
17246 (rs6000_explicit_options): Delete isel field.
17247 (rs6000_vector_unit): New array to hold which vector unit
17248 supports arithmetic options for a given type.
17249 (rs6000_vector_mem): New array to hold which vector unit supports
17250 memory reference operations for a given type.
17251 (rs6000_vector_align): New array to given the alignment of each
17253 (power7_cost): New basic costs for power7.
17254 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
17255 (rs6000_hard_regno_nregs_internal): New function, moved from
17256 HARD_REGNO_NREGS, to calculate the number of registers each hard
17257 register takes for each type.
17258 (rs6000_debug_reg_print): New function for -mdebug=reg support.
17259 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
17260 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
17261 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
17262 unit information here so it is calculated once at compiler startup
17264 (rs6000_override_options): Make -misel a target mask. Add more
17265 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
17266 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
17268 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
17269 (rs6000_handle_option): Move -misel from variable to target mask.
17270 (rs6000_builtin_mask_for_load): Add VSX support.
17271 (rs6000_conditional_register_usage): Ditto.
17272 (USE_ALTIVEC_FOR_ARG_P): Ditto.
17273 (function_arg_boundary): Ditto.
17274 (rs6000_expand_builtin): Ditto.
17275 (def_builtin): Make abort message a little friendlier.
17276 (rs6000_emit_int_cmove): Add support for 64-bit isel.
17278 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
17279 assembler support the popcntd instruction instead of a vsx
17280 instruction to enable power7 support.
17281 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
17282 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
17283 option to the assembler if -mcpu=native.
17284 (ASM_CPU_NATIVE_SPEC): Ditto.
17285 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
17287 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
17288 the lwsync instruction.
17289 (enum processor_type): Add PROCESSOR_POWER7.
17290 (rs6000_debug_reg): New -mdebug= options.
17291 (rs6000_debug_addr): Ditto.
17292 (rs6000_debug_cost): Ditto.
17293 (rs6000_isel): Delete.
17294 (enum rs6000_vector): New enum to say what vector unit we have.
17295 (VECTOR_UNIT_*): New macros to say which vector unit has
17296 arithmetic operations for a given type.
17297 (VECTOR_MEM_*): New macros to say which vector unit has memory
17298 operations for a given type.
17299 (TARGET_LDBRX): Whether the machine supports the ldbrx
17301 (TARGET_ISEL): Delete, -misel moved to be a mask.
17302 (TARGET_ISEL64): New macro for 64-bit isel support.
17303 (UNITS_PER_VSX_WORD): New macro.
17304 (POINTER_SIZE): Move to be an external variable, rather than
17305 calculating whether we are generating 32 ot 64-bit code.
17307 (STACK_BOUNDARY): Add VSX support.
17308 (LOCAL_ALIGNMENT): Ditto.
17309 (SLOW_UNALIGNED_ACCESS): Ditto.
17310 (VSX_REGNO_P): New macro for VSX support.
17311 (VFLOAT_REGNO_P): Ditto.
17312 (VINT_REGNO_P): Ditto.
17313 (VLOGICAL_REGNO_P): Ditto.
17314 (VSX_VECTOR_MODE): Ditto.
17315 (VSX_SCALAR_MODE): Ditto.
17317 (VSX_MOVE_MODE): Ditto.
17318 (VSX_REG_CLASS_P): Ditto.
17319 (HARD_REGNO_NREGS): Instead of calling a function, use an array
17321 (UNITS_PER_SIMD_WORD): Add VSX support.
17322 (MODES_TIEABLE_P): Ditto.
17323 (STARTING_FRAME_OFFSET): Ditto.
17324 (STACK_DYNAMIC_OFFSET): Ditto.
17325 (EPILOGUE_USES): Ditto.
17326 (REGNO_REG_CLASS): Move to array lookup.
17327 (CLASS_MAX_NREGS): Ditto.
17328 (rs6000_vector_reg_class): Add declaration.
17329 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
17330 overlap with the floating point and Altivec registers.
17332 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
17334 * config/rs6000/driver-rs6000.c (asm_names): New static array to
17335 give the appropriate asm switches if -mcpu=native.
17336 (host_detect_local_cpu): Add support for "asm".
17337 (host_detect_local_cpu): Follow GNU code guidelines for name.
17339 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
17340 -mbit-word to a variable instead of being a target mask.
17342 * config/rs6000/sync.md (lwsync): If the assembler supports it,
17343 emit the lwsync instruction instead of emitting the instruction as
17344 an integer constant.
17346 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
17347 fixuns_trundfsi2, move expander into rs6000.md.
17349 * config/rs6000/rs6000.md (cpu): Add power7.
17350 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
17351 (logical predicate patterns): Change the single instruction
17352 primitives that set CR0 to be fast_compare instead of compare.
17354 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
17355 (popcntddi2): Ditto.
17356 (popcount<mode>): Ditto.
17357 (floating multiply/add insns): Name the floating point
17358 multiply/add insns.
17359 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
17360 (isel_unsigned_<mode>): Ditto.
17361 (fixuns_trundfsi2): Move expander here from spe.md.
17362 (smindi3): Define if we have -misel on 64-bit systems.
17367 2009-06-23 Anatoly Sokolov <aesok@post.ru>
17369 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
17371 * config/avr/avr.c (avr_current_device): New variable.
17372 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
17373 (avr_arch, mcu_type_s): Move to avr.h.
17374 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
17375 default_data_section_start fields.
17376 (avr_arch): Moved from avr.c.
17377 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
17378 library_name fields.
17379 (avr_current_device, avr_mcu_types, avr_arch_types,
17380 avr_device_to_arch, avr_device_to_data_start,
17381 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
17382 (EXTRA_SPEC_FUNCTIONS): Define.
17383 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
17384 options mapping. Use device_to_arch and device_to_data_start insted.
17385 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
17386 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
17387 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
17388 * config/avr/driver-avr.c: New file.
17389 * config/avr/avr-devices.c: New file.
17391 2009-06-23 Jakub Jelinek <jakub@redhat.com>
17393 * var-tracking.c (unshare_variable): Force initialized to
17394 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
17395 (set_variable_part): Likewise.
17396 (struct variable_union_info): Remove pos_src field.
17397 (vui_vec, vui_allocated): New variables.
17398 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
17399 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
17400 == 1 use a simpler sorting algorithm. Compute pos field right
17401 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
17402 Avoid quadratic comparison if !flag_var_tracking_uninit.
17403 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
17404 unshare_variable unconditionally.
17405 (dataflow_set_different_2): Removed.
17406 (dataflow_set_different): Don't traverse second hash table.
17407 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
17408 unconditionally to var_reg_set or var_mem_set.
17409 (emit_notes_in_bb): Likewise.
17410 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
17412 (emit_note_insn_var_location): Don't set initialized to
17413 VAR_INIT_STATUS_INITIALIZED early.
17414 (vt_finalize): Free vui_vec if needed, clear vui_vec and
17416 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
17418 * tree-object-size.c (addr_object_size): Instead of checking
17419 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
17420 are no FIELD_DECLs following it.
17422 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
17424 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
17425 order to match bswaps with signed source operands.
17427 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17429 * sdbout.c (sdbout_one_type): Fix braces in switch.
17431 2009-06-23 Richard Guenther <rguenther@suse.de>
17433 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
17435 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
17436 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
17437 var_callused, callused_tree, var_storedanything, storedanything_tree,
17438 var_integer, integer_tree): Remove global variables.
17439 (new_var_info): Do not pass new id, append the new var to the
17440 global variable vector.
17441 (do_ds_constraint): Use is_global_var member of the variable-info.
17442 (new_scalar_tmp_constraint_exp): Adjust.
17443 (create_function_info_for): Likewise.
17444 (create_variable_info_for): Likewise.
17445 (find_what_var_points_to): Remove dead code.
17446 (init_base_vars): Simplify.
17447 (compute_points_to_sets): Adjust.
17449 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
17451 * combine.c (try_combine): Dump information about the insns we're
17454 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
17456 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
17457 check when calling force_to_mode on TRUNCATE's operand.
17459 2009-06-22 Ian Lance Taylor <iant@google.com>
17461 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
17463 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
17465 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
17467 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17469 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
17470 override library linkage flags such as -static-libgcc or
17473 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
17475 * config/m68k/m68k-devices.def: Add line for MCF5221x.
17477 2009-06-22 Ian Lance Taylor <iant@google.com>
17479 * config/linux.opt: Put mglibc ahead of muclibc.
17481 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
17482 for duplicate decls.
17484 2009-06-22 Matthias Klose <doko@ubuntu.com>
17486 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
17488 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
17491 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
17492 instead of NULL if a parser error occurs.
17494 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17496 * dwarf2out.c (dwarf2_debug_hooks): Initialize
17497 non-DWARF2_DEBUGGING_INFO version.
17499 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
17501 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
17502 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
17504 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
17505 (LIBGCC2_TF_CEXT): Define.
17508 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17511 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
17513 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17515 * config/arm/arm.c (arm_override_options): Disable
17516 -mcaller-super-interworking and -mcallee-super-interworking.
17517 * doc/invoke.texi (ARM Options): Document this.
17519 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
17521 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
17522 * config/arm/constraints.md (j): New constraint for movw operands.
17523 (N): Remove thumb2 meaning.
17524 * config/arm/arm.md (*arm_movw): Delete.
17525 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
17526 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
17527 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
17529 2009-06-22 Martin Jambor <mjambor@suse.cz>
17531 PR tree-optimization/40492
17532 * tree-sra.c (sra_modify_assign): Pass zero offsets to
17533 build_ref_for_offset.
17535 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
17537 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
17538 JUMP_TABLE_DATA_P predicates where applicable.
17539 * auto-inc-dec.c: Ditto.
17540 * builtins.c: Ditto.
17541 * caller-save.c: Ditto.
17543 * cfgcleanup.c: Ditto.
17544 * cfglayout.c: Ditto.
17546 * combine.c: Ditto.
17547 * combine-stack-adj.c: Ditto.
17551 * df-scan.c: Ditto.
17553 * dwarf2asm.c: Ditto.
17554 * dwarf2out.c: Ditto.
17555 * emit-rtl.c: Ditto.
17561 * function.c: Ditto.
17564 * genpreds.c: Ditto.
17565 * genrecog.c: Ditto.
17567 * ira-costs.c: Ditto.
17568 * ira-lives.c: Ditto.
17570 * loop-iv.c: Ditto.
17571 * lower-subreg.c: Ditto.
17572 * modulo-sched.c: Ditto.
17574 * postreload.c: Ditto.
17575 * print-rtl.c: Ditto.
17577 * reginfo.c: Ditto.
17578 * regmove.c: Ditto.
17579 * reload1.c: Ditto.
17582 * rtlanal.c: Ditto.
17584 * sched-vis.c: Ditto.
17586 * sel-sched-ir.c: Ditto.
17587 * simplify-rtx.c: Ditto.
17588 * targhooks.c: Ditto.
17589 * var-tracking.c: Ditto.
17590 * vmsdbgout.c: Ditto.
17592 2009-06-22 Matthias Klose <doko@ubuntu.com>
17594 * Makefile.in (install-plugin): Always use DESTDIR.
17596 2009-06-22 Olivier Hainque <hainque@adacore.com>
17598 * config/pa/pa.c (output_call): Don't optimize post call jumps
17599 into return address adjustments if the call may throw.
17601 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
17603 * arm.c (thumb1_output_casesi): New function.
17604 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
17605 optimizing for size or PIC.
17606 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
17607 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
17608 (casesi): Handle Thumb-1 when optimizing for size or PIC.
17609 (thumb1_casesi_internal_pic): New expand rule.
17610 (thumb1_casesi_dispatch): New pattern.
17611 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
17613 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
17614 in the text seciton when PIC or optimizing for size.
17615 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
17616 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
17617 preservation properties of code.
17618 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
17619 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
17620 (__gnu_thumb1_case_si): New function.
17621 * t-arm (LIB1ASMSRC): Define here.
17622 (LIB1ASMFUNCS): Add some common functions.
17623 * t-arm-elf (LIB1ASMSRC): Delete.
17624 (LIB1ASMFUNCS): Append to existing set.
17625 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
17626 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
17627 * t-symbian (LIB1ASMFUNCS): Likewise.
17628 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
17629 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
17631 2009-06-21 Richard Guenther <rguenther@suse.de>
17633 PR tree-optimization/38729
17634 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
17635 to loops with a single exit if -fno-expensive-optimizations.
17637 2009-06-21 Jakub Jelinek <jakub@redhat.com>
17639 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
17640 (dataflow_set): Change vars type from htab_t to shared_hash.
17641 (shared_hash_pool, empty_shared_hash): New variables.
17642 (vars_clear): Removed.
17643 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
17644 shared_hash_find_slot_unshare, shared_hash_find_slot,
17645 shared_hash_find_slot_noinsert, shared_hash_find): New
17647 (shared_hash_unshare, shared_hash_destroy): New functions.
17648 (unshare_variable): Unshare set->vars if shared, use
17650 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
17651 (get_init_value, find_src_set_src, dump_dataflow_set,
17652 clobber_variable_part, emit_notes_for_differences): Use
17654 (dataflow_set_init): Remove second argument, set vars to
17655 empty_shared_hash instead of creating a new htab.
17656 (dataflow_set_clear): Call shared_hash_destroy and set vars
17657 to empty_shared_hash instead of calling vars_clear.
17658 (dataflow_set_copy): Don't call vars_copy, instead just share
17659 the src htab with dst.
17660 (variable_union): Use shared_hash_*, use initially NO_INSERT
17661 lookup if set->vars is shared. Don't keep slot cleared before
17662 calling unshare_variable. Unshare set->vars if needed.
17663 Even ->refcount == 1 vars must be unshared if set->vars is shared
17664 and var needs to be modified.
17665 (variable_canonicalize): New function.
17666 (dataflow_set_union): If dst->vars is empty, just share src->vars
17667 with dst->vars and traverse with variable_canonicalize to canonicalize
17668 and unshare what is needed.
17669 (dataflow_set_different): If old_set and new_set use the same shared
17670 htab, they aren't different. If number of htab elements is different,
17671 htabs are different. Use shared_hash_*.
17672 (dataflow_set_destroy): Call shared_hash_destroy instead of
17674 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
17675 second argument to dataflow_set_init.
17676 (vt_initialize): Likewise. Initialize shared_hash_pool and
17677 empty_shared_hash, move bb in/out initialization afterwards.
17678 Use variable_htab_free instead of NULL as changed_variables del hook.
17679 (variable_was_changed): Change type of second argument to pointer to
17680 dataflow_set. When inserting var into changed_variables, bump
17681 refcount. Unshare set->vars if set is shared htab and slot needs to
17683 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
17684 lookup if set->vars is shared. Unshare set->vars if needed.
17685 Even ->refcount == 1 vars must be unshared if set->vars is shared
17686 and var needs to be modified. Adjust variable_was_changed caller.
17687 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
17688 vars must be unshared if set->vars is shared and var needs to be
17689 modified. Adjust variable_was_changed caller.
17690 (emit_note_insn_var_location): Don't pool_free var.
17691 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
17693 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
17694 free_alloc_pool on shared_hash_pool.
17696 2009-06-20 Anthony Green <green@moxielogic.com>
17698 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
17699 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
17701 2009-06-20 Richard Guenther <rguenther@suse.de>
17703 * tree-ssa-structalias.c (find_func_aliases): For memset use
17704 a constraint from NULL if we memset to zero.
17705 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
17706 we explicitly handle that do not read from memory.
17707 (call_may_clobber_ref_p_1): Properly handle builtins that may
17710 2009-06-20 Richard Guenther <rguenther@suse.de>
17712 PR tree-optimization/40495
17713 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
17714 (new_scalar_tmp_constraint_exp): New function.
17715 (process_constraint): Do not create temporary decls.
17716 (process_all_all_constraints): Likewise.
17717 (handle_const_call): Likewise.
17718 (create_function_info_for): Do not set decl.
17720 2009-06-19 Ian Lance Taylor <iant@google.com>
17722 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
17723 (rs6000_attribute_table): Make static; move before use.
17725 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
17727 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
17728 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
17729 Propagate the TREE_READONLY flag without overwriting it.
17730 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
17731 Propagate the TREE_READONLY flag onto the result.
17732 (process_call_operands): Move around. Use correct constant value.
17734 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17737 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
17738 * config/arm/arm.md: Likewise.
17740 2009-06-19 Ian Lance Taylor <iant@google.com>
17742 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
17743 to GIMPLE_ERROR_MARK.
17745 * c-typeck.c (build_conditional_expr): Add op1_original_type and
17746 op2_original_type parameters. Warn about using different enum types.
17747 * c-parser.c (c_parser_conditional_expression): Pass original
17748 types to build_conditional_expr.
17749 * c-tree.h (build_conditional_expr): Update declaration.
17751 2009-06-19 Ian Lance Taylor <iant@google.com>
17753 * config/i386/i386.c (ix86_function_specific_save): Test that
17754 fields match values, rather than testing the values are in a
17757 2009-06-19 Richard Guenther <rguenther@suse.de>
17759 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
17760 ADDR_EXPR pointers.
17761 (ptr_derefs_may_alias_p): Likewise.
17762 (ptr_deref_may_alias_ref_p_1): New function.
17763 (ptr_deref_may_alias_ref_p): Likewise.
17764 (ref_maybe_used_by_call_p_1): Handle builtins that are not
17765 covered by looking at the ESCAPED solution.
17766 (call_may_clobber_ref_p_1): Likewise.
17767 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
17768 Handle NULL_TREE offset. Do not produce redundant constraints.
17769 (process_all_all_constraints): New helper function.
17770 (do_structure_copy): Use it.
17771 (handle_lhs_call): Likewise.
17772 (find_func_aliases): Handle some builtins with pointer arguments
17773 and/or return values explicitly.
17775 2009-06-19 Ian Lance Taylor <iant@google.com>
17777 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
17779 2009-06-19 Ian Lance Taylor <iant@google.com>
17781 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
17783 2009-06-19 Ian Lance Taylor <iant@google.com>
17785 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
17786 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
17789 * c-decl.c (finish_decl): If -Wc++-compat, warn about
17790 uninitialized const.
17792 2009-06-19 Ian Lance Taylor <iant@google.com>
17794 * dse.c (struct store_info): Rename bitmap field to bmap. Change
17797 * c-decl.c (in_struct, struct_types): Remove.
17798 (struct c_binding): Add in_struct field.
17799 (c_binding_ptr): Define type, along with VEC.
17800 (struct c_struct_parse_info): Define.
17801 (struct_parse_info): New static variable.
17802 (bind): Initialize in_struct field.
17803 (start_struct): Remove enclosing_in_struct and
17804 enclosing_struct_types parameters. Add
17805 enclosing_struct_parse_info parameter. Change all callers. Set
17806 struct_parse_info rather than in_struct and struct_types.
17807 (grokfield): If -Wc++-compat and there is a symbol binding for the
17808 field name, set the in_struct flag and push it on the
17809 struct_parse_info->fields vector.
17810 (warn_cxx_compat_finish_struct): New static function.
17811 (finish_struct): Remove enclosing_in_struct and
17812 enclosing_struct_types parameters. Add
17813 enclosing_struct_parse_info parameter. Change all callers. Don't
17814 set C_TYPE_DEFINED_IN_STRUCT here. Call
17815 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
17816 parameter. Only push on struct_types if warn_cxx_compat.
17817 (finish_enum): Only push on struct_types if warn_cxx_compat.
17818 (declspecs_add_type): Add loc parameter. Change all callers.
17819 Change all error calls to error_at. Pass loc, not input_location,
17820 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
17821 defined in a struct. If -Wc++-compat and parsing a struct, record
17822 that a typedef name was used.
17823 * c-parser.c (c_parser_declspecs): Get location to pass to
17824 declspecs_add_type.
17825 (c_parser_struct_or_union_specifier): Update calls to start_struct
17827 * c-tree.h (struct c_struct_parse_info): Declare.
17828 (finish_struct, start_struct): Update declarations.
17829 (declspecs_add_type): Update declaration.
17831 2009-06-19 Ian Lance Taylor <iant@google.com>
17833 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
17834 variable with an anonymous type.
17836 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
17838 * see.c: Remove for real.
17840 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
17842 * optabs.h (enum optab_index): Add new OTI_significand.
17843 (significand_optab): Define corresponding macro.
17844 * optabs.c (init_optabs): Initialize significand_optab.
17845 * genopinit.c (optabs): Implement significand_optab using
17846 significand?f2 patterns.
17847 * builtins.c (expand_builtin_mathfn): Handle
17848 BUILT_IN_SIGNIFICAND{,F,L}.
17849 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
17850 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
17852 * config/i386/i386.md (significandxf2, significand<mode>2): New
17853 expanders to implement significandf, significand and significandl
17854 built-ins as inline x87 intrinsics.
17856 2009-06-18 Anatoly Sokolov <aesok@post.ru>
17858 * config/avr/avr.c (avr_override_options): Remove setting value of
17859 PARAM_INLINE_CALL_COST.
17861 2009-06-18 Richard Henderson <rth@redhat.com>
17864 * tree-pass.h (TDF_ASMNAME): New.
17865 * tree-dump.c (dump_options): Add asmname.
17866 * doc/invoke.texi: Document it.
17868 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
17869 (dump_decl_name): ...here.
17870 (dump_function_name): New flags arg; mind TDF_ASMNAME.
17871 (dump_generic_node): Update dump_function_name calls.
17872 (print_call_name): New flags arg; update all dump calls.
17873 * diagnostic.h (print_call_name): Update.
17874 * gimple-pretty-print.c (dump_gimple_call): Update.
17876 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
17879 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
17881 2009-06-18 Diego Novillo <dnovillo@google.com>
17883 * doc/plugins.texi: Document plugin_is_GPL_compatible.
17884 * plugin.c (str_license): Declare.
17885 (try_init_one_plugin): Assert that the symbol
17886 'plugin_is_GPL_compatible' exists.
17888 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
17891 * Makefile.in (OBJS-common): Remove see.o.
17893 * common.opt (fsee): Mark as preserved for backward compatibility.
17894 * opts.c (common_handle_option): Add OPT_fsee to the backward
17895 compatibility section.
17896 * passes.c (init_optimization_passes, pass_see): Remove pass.
17897 * timevar.def (TV_SEE): Remove.
17898 * tree-pass.h (pass_see): Remove declaration.
17899 * doc/invoke.texi (-fsee): Remove documentation.
17901 2009-06-18 Martin Jambor <mjambor@suse.cz>
17903 * tree-sra.c: Include statistics.h
17904 (sra_stats): New variable.
17905 (sra_initialize): Clear sra_stats.
17906 (create_access_replacement): Increment sra_stats.replacements.
17907 (get_access_replacement): Do not return twice.
17908 (analyze_all_variable_accesses): Increment statistics counter by the
17909 number of scalarized aggregates.
17910 (generate_subtree_copies): Increment sra_stats.subtree_copies.
17911 (sra_modify_expr): Increment sra_stats.exprs.
17912 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
17913 (sra_modify_assign): Increment sra_stats.exprs,
17914 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
17915 (perform_intra_sra): Update statistics counters.
17916 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
17918 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
17920 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
17921 (arm_scalar_mode_supported_p): New function.
17923 2009-06-18 Paul Brook <paul@codesourcery.com>
17924 Sandra Loosemore <sandra@codesourcery.com>
17926 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
17927 (__extendhfsf2, __truncsfhf2): Define.
17928 * config/arm/fp16.c: New file.
17929 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
17930 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
17932 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
17934 * doc/extend.texi (Half-Precision): New section.
17935 * doc/invoke.texi (Option Summary): List -mfp16-format.
17936 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
17937 * config/arm/arm.opt (mfp16-format=): New.
17938 * config/arm/arm.c: Include intl.h.
17939 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
17940 (TARGET_INVALID_RETURN_TYPE): Redefine.
17941 (TARGET_PROMOTED_TYPE): Redefine.
17942 (TARGET_CONVERT_TO_TYPE): Redefine.
17943 (arm_fp16_format): Define.
17944 (all_fpus): Add entry for neon-fp16.
17945 (fp_model_for_fpu): Likewise.
17946 (struct fp16_format): Declare.
17947 (all_fp16_formats): Define.
17948 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
17950 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
17952 (arm_legitimate_index_p): Treat HFmode like HImode.
17953 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
17954 (coproc_secondary_reload_class): Special-case HFmode.
17955 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
17956 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
17957 (arm_init_fp16_builtins): New.
17958 (arm_init_builtins): Call it.
17959 (arm_invalid_parameter_type): New.
17960 (arm_invalid_return_type): New.
17961 (arm_promoted_type): New.
17962 (arm_convert_to_type).
17963 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
17965 (arm_emit_fp16_const): New function.
17966 (arm_mangle_type): Mangle __fp16 as "Dh".
17967 * config/arm/arm.h (TARGET_VFPD32): Make it know about
17969 (TARGET_NEON_FP16): New.
17970 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
17971 (enum fputype): Add FPUTYPE_NEON_FP16.
17972 (enum arm_fp16_format_type): Declare.
17973 (arm_fp16_format): Declare.
17974 (LARGEST_EXPONENT_IS_NORMAL): Define.
17975 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
17976 * config/arm/arm-modes.def (HFmode): Define.
17977 * config/arm/vfp.md (*movhf_vfp): New.
17978 (extendhfsf2): New.
17980 * config/arm/arm.md (fpu): Add neon_fp16.
17981 (floatsihf2, floatdihf2): New.
17982 (fix_trunchfsi2, fix_trunchfdi2): New.
17984 (extendhfdf2): New.
17986 (*arm32_movhf): New.
17987 (*thumb1_movhf): New.
17988 (consttable_2): Add check for HFmode constants.
17989 (consttable_4): Handle HFmode constants.
17991 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
17993 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
17995 2009-06-17 Olivier Hainque <hainque@adacore.com>
17997 * collect2.c (main): Use CONST_CAST2 to perform char ** to
17998 const char ** conversion in AIX specific section.
18000 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
18002 * config/i386/i386.c (ix86_special_builtin_type): Remove
18003 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
18004 (bdesc_special_args): Updated.
18005 (ix86_init_mmx_sse_builtins): Likewise.
18006 (ix86_expand_special_args_builtin): Likewise.
18008 2009-06-17 Richard Henderson <rth@redhat.com>
18010 * tree-pretty-print.c (maybe_dump_asm_name): New.
18011 (dump_decl_name): Use it.
18012 (PRINT_FUNCTION_NAME): Merge into...
18013 (dump_function_name): ... here. Use maybe_dump_asm_name.
18015 2009-06-17 Cary Coutant <ccoutant@google.com>
18017 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
18019 * debug.c (struct gcc_debug_hooks): Change placeholder for
18021 (debug_nothing_int_charstar_int): Replaced by...
18022 (debug_nothing_int_charstar_int_bool): ...this.
18023 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
18024 source_line prototype.
18025 (debug_nothing_int_charstar_int): Replaced by...
18026 (debug_nothing_int_charstar_int_bool): ...this.
18027 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
18028 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
18029 Output is_stmt operand when necessary.
18030 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
18031 (notice_source_line): Add is_stmt parameter.
18032 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
18033 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
18035 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
18036 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
18038 2009-06-17 Ian Lance Taylor <iant@google.com>
18040 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
18042 (struct store_by_pieces_d): Rename from store_by_pieces. Change
18045 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
18047 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
18048 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
18049 tree_strip_sign_nop_conversions and
18050 tree_ssa_strip_useless_type_conversions rather than stripping
18051 the operations here.
18052 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
18054 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
18055 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
18056 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
18057 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
18060 2009-06-17 Michael Eager <eager@eagercon.com>
18062 * config/rs6000/constraints.md (register_constraint "d"): New.
18063 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
18064 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
18065 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
18066 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
18067 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
18068 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
18069 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
18070 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
18071 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
18072 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
18074 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
18075 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
18076 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
18077 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
18078 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
18079 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
18080 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
18081 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
18082 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
18083 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
18084 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
18085 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
18086 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
18087 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
18089 2009-06-16 Ian Lance Taylor <iant@google.com>
18091 * profile.c (total_num_never_executed): Don't define.
18092 (compute_branch_probabilities): Don't count or print
18093 num_never_executed.
18094 (init_branch_prob): Don't set total_num_never_executed.
18095 (end_branch_prob): Don't print total_num_never_executed.
18097 2009-06-17 David Daney <ddaney@caviumnetworks.com>
18099 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
18101 2009-06-17 David Edelsohn <edelsohn@gnu.org>
18103 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
18104 (nabstd2_fpr): Same.
18106 2009-06-17 Steve Ellcey <sje@cup.hp.com>
18108 * expr.c (expand_assignment): Change complex type check.
18110 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
18112 * doc/plugins.texi (Building GCC plugins): Added new section.
18114 2009-06-17 Ian Lance Taylor <iant@google.com>
18116 * c-pch.c (get_ident): Don't set size of templ array.
18117 (pch_init): Don't set size of partial_pch array.
18119 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
18120 string constant to intialize an array whose size is the length of
18123 2009-06-17 Richard Guenther <rguenther@suse.de>
18125 PR tree-optimization/40389
18126 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
18127 to addressable types.
18128 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
18130 2009-06-17 Richard Guenther <rguenther@suse.de>
18132 PR middle-end/40460
18133 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
18134 if there is no evolution of left in the loop bail out.
18135 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
18136 chrec_fold_multiply.
18138 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
18139 Janis Johnson <janis187@us.ibm.com>
18142 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
18143 for the symbol ref of a constant that is the source of a move
18144 - nor for any other not-obvious-label-ref constants.
18146 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
18148 * plugin.c (position_pass): Skip newly inserted pass during list
18149 traversal to avoid repeated insertion.
18151 2009-06-16 Ian Lance Taylor <iant@google.com>
18153 * vec.h (VEC_stack_alloc): Define different version if
18154 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
18155 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
18156 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
18157 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
18159 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
18161 * config.gcc (extra_headers): Add ia32intrin.h for x86.
18163 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
18164 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
18165 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
18166 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
18167 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
18168 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
18169 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
18170 (bdesc_special_args): Add __builtin_ia32_rdtsc and
18171 __builtin_ia32_rdtscp.
18172 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
18173 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
18174 and __builtin_ia32_rorhi.
18175 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
18176 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
18177 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
18178 (ix86_expand_args_builtin): Likewise.
18179 (ix86_expand_special_args_builtin): Likewise.
18181 * config/i386/i386.md (UNSPECV_RDTSCP): New.
18182 (UNSPECV_RDTSC): Likewise.
18183 (UNSPECV_RDPMC): Likewise.
18184 (*bsr): Renamed to ...
18186 (*bsr_rex64): Renamed to ...
18189 (*rdpmc): Likewise.
18190 (*rdpmc_rex64): Likewise.
18192 (*rdtsc): Likewise.
18193 (*rdtsc_rex64): Likewise.
18194 (rdtscp): Likewise.
18195 (*rdtscp): Likewise.
18196 (*rdtscp_rex64): Likewise.
18198 * config/i386/ia32intrin.h: New.
18200 * config/i386/x86intrin.h: Include <ia32intrin.h>.
18202 2009-06-16 Ian Lance Taylor <iant@google.com>
18204 * ira-build.c (copy_info_to_removed_store_destinations):
18205 Initialize parent_a.
18207 2009-06-16 Ian Lance Taylor <iant@google.com>
18209 * c-decl.c (grokdeclarator): Change size_varies to bool.
18211 2009-06-16 Ian Lance Taylor <iant@google.com>
18213 * sel-sched.c: Make forward declarations of move_op_hooks and
18214 fur_hooks explicitly extern.
18216 2009-06-16 Ian Lance Taylor <iant@google.com>
18218 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
18219 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
18221 2009-06-16 Ian Lance Taylor <iant@google.com>
18223 * resource.c (mark_referenced_resources): Change
18224 include_delayed_effects parameter to bool. Change all callers.
18225 (mark_end_of_function_resources): Likewise.
18226 * reorg.c (insn_references_resource_p): Likewise.
18227 (insn_sets_resource_p): Likewise.
18228 * resource.h (mark_referenced_resources): Update declaration.
18229 (mark_end_of_function_resources): Update declaration.
18231 2009-06-16 David Edelsohn <edelsohn@gnu.org>
18233 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
18235 2009-06-16 David Edelsohn <edelsohn@gnu.org>
18237 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
18238 GCC can bootstrap on AIX with GNU Binutils 2.20.
18240 2009-06-16 Ian Lance Taylor <iant@google.com>
18242 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
18244 2009-06-16 Ian Lance Taylor <iant@google.com>
18246 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
18247 inline, not extern inline.
18248 (exact_log2): Likewise.
18249 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
18251 (exact_log2): Likewise, but don't test CTZ_HWI.
18253 2009-06-16 Ian Lance Taylor <iant@google.com>
18255 * bitmap.c (bitmap_clear): Don't declare as inline.
18256 * gimple.c (gimplify_assign): Likewise.
18257 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
18258 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
18259 (sched_scan_info): Remove duplicate definition.
18261 2009-06-16 Ian Lance Taylor <iant@google.com>
18263 * c-common.c (skip_evaluation): Don't define.
18264 (c_inhibit_evaluation_warnings): Define global variable.
18265 (overflow_warning): Check c_inhibit_evaluation_warnings rather
18266 than skip_evaluation.
18267 (convert_and_check, warn_for_div_by_zero): Likewise.
18268 * c-common.h (skip_evaluation): Don't declare.
18269 (c_inhibit_evaluation_warnings): Declare.
18270 * c-parser.c (c_parser_typeof_specifier): Set
18271 c_inhibit_evaluation_warnings rather than skip_evaluation.
18272 (c_parser_conditional_expression): Likewise.
18273 (c_parser_binary_expression): Likewise.
18274 (c_parser_sizeof_expression): Likewise.
18275 (c_parser_alignof_expression): Likewise.
18276 * c-typeck.c (build_indirect_ref): Check
18277 c_inhibit_evaluation_warnings rather than skip_evaluation.
18278 (build_conditional_expr, build_binary_op): Likewise.
18280 2009-06-16 Richard Guenther <rguenther@suse.de>
18282 * tree-ssa-alias.c (is_escape_site): Remove.
18283 * tree-ssa-alias.h (enum escape_type): Remove.
18284 (is_escape_site): Likewise.
18285 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
18286 via casts and asms without deferring to is_escape_site.
18288 2009-06-16 Jakub Jelinek <jakub@redhat.com>
18290 PR middle-end/40446
18291 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
18292 use gen_lowpart if op0 has complex mode.
18294 2009-06-16 Richard Guenther <rguenther@suse.de>
18296 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
18297 variables add them to ESCAPED.
18298 (find_func_aliases): Do not make all indirectly stored values escaped.
18300 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
18302 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
18303 make_decl_one_only.
18305 2009-06-16 Martin Jambor <mjambor@suse.cz>
18307 PR tree-optimization/40432
18308 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
18309 check whether we need to force gimple register operand.
18311 2009-06-16 Martin Jambor <mjambor@suse.cz>
18313 PR tree-optimization/40413
18314 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
18315 build_ref_for_offset.
18316 (propagate_subacesses_accross_link): Fix a typo in a comment.
18318 2009-06-16 Ira Rosen <irar@il.ibm.com>
18320 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
18321 with additional parameter.
18322 * tree-vectorizer.h (enum vect_def_type): Add new value
18324 (enum vect_relevant): Add comments.
18325 (vect_is_simple_reduction): Add new argument.
18326 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
18327 Detect nested cycles.
18328 (vect_is_simple_reduction): Update documentation, add an argument to
18329 distinguish inner-loop reduction from nested cycle, detect nested
18330 cycles, fix printings and indentation, don't swap operands in case
18332 (get_initial_def_for_reduction): Handle subtraction.
18333 (vect_create_epilog_for_reduction): Add new argument to specify
18334 reduction variable.
18335 (vect_finalize_reduction): Handle subtraction, fix comments.
18336 (vectorizable_reduction): Handle nested cycles. In case of nested
18337 cycle keep track of the reduction variable position. Call
18338 vect_is_simple_reduction with additional parameter. Use original
18339 statement code in reduction epilogue for nested cycle. Call
18340 vect_create_epilog_for_reduction with additional parameter.
18341 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
18342 inner-loop vectorization.
18343 (vect_recog_widen_sum_pattern): Likewise.
18344 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
18346 (vect_mark_stmts_to_be_vectorized): Likewise.
18347 (vect_get_vec_def_for_operand): Handle nested cycles.
18349 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18351 * doc/invoke.texi (Debugging Options): Fix option index entries
18352 for -fdump-statistics, -frandom-seed add entries for
18353 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
18354 (FRV Options): Fix entries for -mTLS, -mtls.
18355 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
18356 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
18357 (M68hc1x Options): Fix @itemx for -mnominmax.
18358 (MCore Options): Fix entry for -mno-lsim.
18359 (MMIX Options): Fix entry for -mabi=mmixware.
18360 (PDP-11 Options): Fix entry for -mbcopy-builtin.
18362 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
18364 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
18365 Mention the plugin mode of gengtype.
18366 * doc/gty.texi (Source Files Containing Type Information): Likewise.
18367 * gengtype.c: Updated copyright.
18368 (plugin_files, nb_plugin_files) Added new static variables.
18369 (measure_input_list) Care about plugin_files.
18370 (write_rtx_next): Added early return in plugin mode.
18371 (create_file): Updated copyright year in generated file. Added
18373 (oprintf): Added early return if NULL outf.
18374 (get_output_file_with_visibility): Care of plugin_files.
18375 (get_output_file_name): May return null.
18376 (write_local): Added early return.
18377 (put_mangled_filename): Ditto.
18378 (finish_root_table): Added check for base_files.
18379 (write_roots): Care about null when plugins.
18380 (main): Added plugin mode.
18382 2009-06-15 Ian Lance Taylor <iant@google.com>
18384 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
18385 * gcov.c (read_count_file): Add braces around variables declared
18388 * c.opt (Wjump-misses-init): New warning.
18389 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
18390 -Wall and -Wc++-compat if not already set.
18391 (c_common_post_options): Clear warn_jump_misses_init if it was not
18393 * c-decl.c (struct c_binding): Change type field to a union with
18394 new label field. Make it the first field in the struct. Update
18395 references to type to use u.type instead.
18396 (struct c_spot_bindings): Define.
18397 (struct c_goto_bindings): Define.
18398 (c_goto_bindings_p): Define, along with VECs.
18399 (struct c_label_vars): Define.
18400 (struct c_scope): Add has_label_bindings field.
18401 (bind_label, set_spot_bindings): New static functions.
18402 (decl_jump_unsafe, update_spot_bindings): New static functions.
18403 (update_label_decls): New static function.
18404 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
18405 Update binding u.label field to shadowed field.
18406 (c_binding_start_stmt_expr): New function.
18407 (c_binding_end_stmt_expr): New function.
18408 (pushdecl): Don't call c_begin_vm_scope.
18409 (make_label): Add defining and p_label_vars parameters. Change
18411 (lookup_label): Correct test for whether a label has not yet been
18412 defined. Call bind_label rather than bind.
18413 (warn_about_goto): New static function.
18414 (lookup_label_for_goto): New function.
18415 (declare_label): Call bind_label rather than bind.
18416 (check_earlier_gotos): New static function.
18417 (define_label): Don't give errors about jumping into statement
18418 expressions or scopes of variably modified types. Call
18419 set_spot_bindings and check_earlier_gotos. Call bind_label
18420 instead of bind. Don't set label_context_stack_se or
18421 label_context_stack_vm.
18422 (c_get_switch_bindings): New function.
18423 (c_release_switch_bindings): New function.
18424 (c_check_switch_jump_warnings): New function.
18425 (start_function): Don't set label_context_stack_se or
18426 label_context_stack_vm.
18427 (finish_function): Likewise.
18428 * c-typeck.c (label_context_stack_se): Don't define.
18429 (label_context_stack_vm): Don't define.
18430 (c_finish_goto_label): Call lookup_label_for_goto rather than
18431 lookup_label. Don't give errors about jumping into a statement
18432 expression or the scope of a variably modified type. Don't set
18433 label_context_stack_se or label_context_stack_vm.
18434 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
18435 fields. Add bindings field.
18436 (c_start_case): Don't set deleted fields. Set bindings field.
18437 (do_case): Rework order of tests. Don't check blocked_stmt_expr
18438 or blocked_vm. Call c_check_switch_jump_warnings.
18439 (c_finish_case): Don't test blocked_stmt_expr field. Call
18440 c_release_switch_bindings.
18441 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
18442 c_switch_stack. Don't walk label_context_stack_se labels. Don't
18443 set label_context_stack_se. Call c_bindings_start_stmt_expr.
18444 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
18445 c_switch_stack. Don't walk label_context_stack_se labels. Don't
18446 set label_context_stack_se. Call c_bindings_end_stmt_expr.
18447 (c_begin_vm_scope, c_end_vm_scope): Don't define.
18448 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
18449 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
18450 (C_DECL_UNJUMPABLE_VM): Don't define.
18451 (C_DECL_UNDEFINABLE_VM): Don't define.
18452 (struct c_label_list): Don't define.
18453 (struct c_label_context_se): Don't define.
18454 (struct c_label_context_vm): Don't define.
18455 (struct c_spot_bindings): Declare.
18456 (c_bindings_start_stmt_expr): Declare.
18457 (c_bindings_end_stmt_expr): Declare.
18458 (lookup_label_for_goto): Declare.
18459 (c_get_switch_bindings, c_release_switch_bindings): Declare.
18460 (c_check_switch_jump_warnings): Declare.
18461 (label_context_stack_se, label_context_stack_vm): Don't declare.
18462 (c_finish_goto_label): Update declaration.
18463 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
18464 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
18465 (Warning Options): Document -Wjump-misses-init.
18467 2009-06-15 Jakub Jelinek <jakub@redhat.com>
18469 * tree-object-size.c (addr_object_size): Fix a pasto in the last
18472 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
18474 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
18476 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
18478 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
18480 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
18482 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
18484 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
18486 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
18487 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
18488 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
18489 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
18490 * dwarf2asm.c (dw2_force_const_mem): Update call to
18491 make_decl_one_only.
18492 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
18493 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
18494 * langhooks.c (lhd_comdat_group): Remove.
18495 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
18496 * tree.h (DECL_COMDAT_GROUP): New.
18497 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
18498 (tree_decl_with_vis): Add comdat_group. Remove one_only.
18499 (make_decl_one_only): Change signature.
18500 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
18501 make_decl_one_only.
18502 (make_decl_one_only): Change signature.
18503 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
18505 2009-06-15 Richard Guenther <rguenther@suse.de>
18507 PR middle-end/40439
18508 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
18510 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18512 * tree-ssa-math-opts.c: Remove extra divide.
18514 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18516 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
18518 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18520 * passes.c: Add bswap pass.
18521 * tree-pass.h: Add pass_optimize_bswap declaration.
18522 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
18523 Include rtl.h, expr.h and optabs.h for optab_handler check.
18524 (struct symbolic_number, pass_optimize_bswap): New definition.
18525 (do_shift_rotate, verify_symbolic_number_p): New functions.
18526 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
18527 (gate_optimize_bswap): New function.
18528 * tree.c (widest_int_cst_value): New function.
18529 * tree.h (widest_int_cst_value): Prototype added.
18531 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
18533 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
18534 REG_EQUAL/REG_EQUIV notes.
18536 2009-06-14 Richard Guenther <rguenther@suse.de>
18538 PR middle-end/40389
18539 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
18540 has its address taken if NRV was applied and it is addressable.
18541 * tree-ssa-structalias.c (get_constraint_for_address_of): New
18542 function split out from ...
18543 (get_constraint_for_1): ... here.
18544 (handle_rhs_call): Use it to mark the return slot escaped if
18545 it is addressable and NRV was applied.
18547 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
18549 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
18550 Change first argument type to location_t.
18551 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
18552 Do not set input_location.
18553 Use loc instead of input_location throughout.
18555 2009-06-13 Richard Guenther <rguenther@suse.de>
18557 PR tree-optimization/40421
18558 * tree-predcom.c (should_unroll_loop_p): Remove.
18559 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
18561 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
18563 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
18564 Add location argument.
18566 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
18568 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
18570 * config/s390/s390.c (s390_build_builtin_va_list): Same.
18571 (s390_gimplify_va_arg): Pass location to create_artificial_label.
18572 * config/spu/spu-protos.h: Add location to
18573 spu_resolve_overloaded_builtin.
18574 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
18575 spu_build_builtin_va_list.
18576 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
18577 argument. Pass location to build_function_call_vec.
18578 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
18580 (emit_fpu_switch): Same.
18581 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
18582 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
18583 to build_decl and create_artificial_label.
18584 (xtensa_gimplify_va_arg_expr): Same.
18585 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
18586 (xstormy16_gimplify_va_arg_expr): Same.
18587 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
18588 * config/arm/arm.c (arm_build_builtin_va_list): Same.
18589 * config/mips/mips.c (mips_build_builtin_va_list): Same.
18590 (mips16_build_function_stub): Same.
18591 (mips16_build_call_stub): Same.
18593 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
18596 * arm/constraints.md (Pa, Pb): New constraints.
18597 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
18598 split pattern to deal with them.
18600 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
18602 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
18603 fix index entry for -Xpreprocessor.
18605 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
18607 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
18608 Add location argument to build_decl call.
18609 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
18610 (rs6000_init_builtins): Same.
18611 (spe_init_builtins): Same.
18612 (rs6000_gimplify_va_arg): Add location argument to
18613 create_artificial_label call.
18615 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
18617 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
18618 * combine-stack-adj.c (pass_stack_adjustments): Use it.
18619 * Makefile.in: Fix GGC dependency for gcse.o.
18621 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
18623 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
18624 * gimple-pretty-print.c (dump_gimple_stmt): Same.
18625 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
18627 * c-parser.c (c_parser_binary_expression): Use current column while
18628 building binary operations.
18629 * common.opt (fshow-column): Enable by default.
18630 * tree-vrp.c (check_array_ref): Use warning_at.
18631 (check_array_bounds): Use location from call back if expr has no
18633 * tree.h: Add location argument to maybe_fold_*.
18634 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
18635 (maybe_fold_offset_to_array_ref): Add location argument and use it.
18636 (maybe_fold_offset_to_component_ref): Same.
18637 (maybe_fold_offset_to_reference): Same.
18638 (maybe_fold_offset_to_address): Same.
18639 (maybe_fold_stmt_indirect): Same.
18640 (maybe_fold_stmt_addition): Same.
18641 (fold_stmt_r): Pass location to maybe_fold_*.
18642 (fold_gimple_assign): Same.
18643 * c-tree.h: Add location argument to finish_decl,
18644 default_function_array_conversion, store_init_value.
18645 * c-decl.c (define_label): Use error_at.
18646 (c_make_fname_decl): Pass location to finish_decl.
18647 (finish_decl): New location argument.
18648 (build_compound_literal): Pass location to store_init_value.
18649 (grokdeclarator): Pass location to finish_decl.
18651 * c-typeck.c (array_to_pointer_conversion): New location argument.
18652 (function_to_pointer_conversion): Same.
18653 (default_function_array_conversion): Same.
18654 (parser_build_unary_op): Pass location to overflow_warning.
18655 (parser_build_binary_op): Same. Use warning_at.
18656 (build_unary_op): Pass location to array_to_pointer_conversion.
18657 (build_c_cast): Pass location to digest_init.
18658 (build_modify_expr): New location argument.
18659 (convert_for_assignment): Same.
18660 (store_init_value): Same.
18661 (digest_init): Same.
18662 (output_init_element): Pass location to digest_init and
18663 array_to_pointer_conversion.
18664 (c_finish_return): Pass location to convert_for_assignment.
18665 * gimplify.c (gimplify_conversion): Pass location to
18666 maybe_fold_offset_to_address.
18667 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
18668 to maybe_fold_stmt_addition.
18669 * c-omp.c (c_finish_omp_atomic): Pass new location to
18671 (c_finish_omp_for): Same.
18672 * c-common.c (overflow_warning): New argument.
18673 * c-common.h: New argument to build_modify_expr, overflow_warning.
18674 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
18676 (c_parser_initializer): Pass location to
18677 default_function_array_conversion.
18678 (c_parser_initelt): Same.
18679 (c_parser_initval): Same.
18680 (c_parser_asm_operands): Same.
18681 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
18682 (c_parser_conditional_expression): Same.
18683 (c_parser_binary_expression): Add location info to stack. Use it.
18684 (c_parser_unary_expression): Pass location to
18685 default_function_array_conversion, parser_build_unary_op,
18686 build_indirect_ref, c_parser_postfix_expression_after_primary.
18687 (c_parser_postfix_expression_after_primary): New location argument.
18689 (c_parser_expression_conv): Pass location to
18690 default_function_array_conversion.
18691 (c_parser_expr_list): Same.
18692 (c_parser_omp_atomic): Same.
18693 (c_parser_omp_for_loop): Same.
18694 * c-tree.h (struct c_declarator): Add comment to id_loc.
18695 (build_array_declarator): New argument.
18696 * c-decl.c (build_array_declarator): Add location argument.
18697 (grokdeclarator): Set id_loc for cdk_array.
18698 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
18699 build_array_declarator.
18700 * tree.c (build_omp_clause): Add location argument.
18701 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
18702 (OMP_CLAUSE_LOCATION): New macro.
18703 (struct tree_omp_clause): Add location field.
18704 (build_omp_clause): Add argument.
18705 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
18707 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
18708 (cp_parser_omp_clause_collapse): Same.
18709 (cp_parser_omp_clause_default): Same.
18710 (cp_parser_omp_clause_if): Same.
18711 (cp_parser_omp_clause_nowait): Same.
18712 (cp_parser_omp_clause_num_threads): Same.
18713 (cp_parser_omp_clause_ordered): Same.
18714 (cp_parser_omp_clause_schedule): Same.
18715 (cp_parser_omp_clause_untied): Same.
18716 (cp_parser_omp_for_loop): Same.
18717 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
18718 * c-tree.h (c_start_case): Add location argument.
18719 (c_process_expr_stmt): Same.
18720 (c_finish_goto_*): Same.
18721 * tree-parloops.c (initialize_reductions): Pass location to
18723 (create_parallel_loop): Same.
18724 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
18725 (gfc_trans_omp_reduction_list): Same.
18726 (gfc_trans_omp_clauses): Same.
18727 (gfc_trans_omp_do): Same.
18728 * c-typeck.c (c_finish_goto_label): Same.
18729 (c_finish_goto_ptr): New location argument.
18730 (c_start_case): Same.
18731 (emit_side_effect_warnings): Same.
18732 (c_process_expr_stmt): Same.
18733 (c_finish_stmt_expr): Same.
18734 (c_finish_omp_clauses): Use error_at instead of error.
18735 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
18737 * c-omp.c (c_split_parallel_clauses): New location argument.
18738 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
18739 to build_omp_clause.
18740 (convert_local_reference_stmt): Same.
18741 (convert_gimple_call): Same.
18742 * c-common.h (c_split_parallel_clauses): New argument.
18743 * c-parser.c (c_parser_statement_after_labels): Pass location to
18744 c_finish_goto_label.
18745 (c_parser_switch_statement): Pass location to c_start_case.
18746 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
18747 and c_process_expr_stmt.
18748 (c_parser_omp_variable_list): Add location argument.
18749 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
18750 (c_parser_omp_clause_default): Same.
18751 (c_parser_omp_clause_if): Same.
18752 (c_parser_omp_clause_num_threads): Same.
18753 (-c_parser_omp_clause_ordered): Same.
18754 (c_parser_omp_clause_reduction): Pass location to
18755 c_parser_omp_variable_list.
18756 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
18757 (c_parser_omp_clause_untied): Same.
18758 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
18759 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
18761 * c-tree.h (check_for_loop_decls, undeclared_variable,
18762 build_component_ref, build_array_ref, build_external_ref,
18763 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
18764 build_conditional_expr, build_compound_expr, c_cast_expr,
18765 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
18766 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
18768 * c-semantics.c (build_stmt): Same.
18769 (build_case_label): Same.
18770 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
18771 (undeclared_variable): New argument.
18772 (make_label): Same.
18773 (lookup_label): Pass location on down.
18774 (define_label): Same.
18775 (finish_decl): Same.
18776 (build_compound_literal): Same.
18777 (finish_struct): Same.
18778 (finish_function): Do not set location here.
18779 (check_for_loop_decls): New argument.
18780 * tree.c (save_expr): Set location.
18781 (build_empty_stmt): New argument.
18782 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
18783 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
18784 * builtins.c (gimplify_va_arg_expr): Use locations.
18785 (expand_builtin_sync_operation): Same.
18786 * c-typeck.c (build_component_ref): New argument.
18787 (build_array_ref): Same.
18788 (build_external_ref): Same.
18789 (c_expr_sizeof_expr): Same.
18790 (c_expr_sizeof_type): Same.
18791 (parser_build_unary_op): Same.
18792 (build_conditional_expr): Same.
18793 (build_compound_expr): Pass location on down.
18794 (build_compound_expr): New argument.
18795 (build_c_cast): Same.
18796 (c_cast_expr): Same.
18797 (build_asm_expr): Same.
18798 (c_finish_return): Same.
18799 (c_process_expr_stmt): Pass location on down.
18800 (c_finish_stmt_expr): New argument.
18801 (push_clenaup): Same.
18802 (c_finish_omp_parallel): Same.
18803 (c_finish_omp_task): Same.
18804 * gimplify.c (gimplify_call_expr): Pass location on down.
18805 * c-omp.c (c_finish_omp_master): New argument.
18806 (c_finish_omp_critical): Same.
18807 (c_finish_omp_ordered): Same.
18808 (c_finish_omp_barrier): Same.
18809 (-c_finish_omp_taskwait): Same.
18810 (c_finish_omp_atomic): Same.
18811 (c_finish_omp_flush): Same.
18812 * tree-inline.c (copy_tree_body_r): Pass location on down.
18813 (inline_forbidden_p): Remove use of input_location.
18814 * c-gimplify.c (c_build_bind_expr): New argument.
18815 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
18816 (c_sizeof_or_alignof_type): New argument.
18817 (c_alignof_expr): Same.
18818 (build_va_arg): Same.
18819 (c_add_case_label): Same.
18820 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
18821 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
18822 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
18823 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
18824 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
18825 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
18827 * stub-objc.c (objc_build_selector_expr): Same.
18828 (objc_build_throw_stmt): Same.
18829 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
18830 (c_parser_initelt): Same.
18831 (c_parser_compound_statement): Same.
18832 (c_parser_compound_statement_nostart): Same.
18833 (c_parser_label): Same.
18834 (c_parser_statement_after_labels): Same.
18835 (c_parser_if_body): Same.
18836 (c_parser_else_body): Same.
18837 (c_parser_if_statement): Same.
18838 (c_parser_switch_statement): Same.
18839 (c_parser_while_statement): Same.
18840 (c_parser_do_statement): Same.
18841 (c_parser_for_statement): Same.
18842 (c_parser_asm_statement): Same.
18843 (c_parser_conditional_expression): Same.
18844 (c_parser_binary_expression): Same.
18845 (c_parser_cast_expression): Same.
18846 (c_parser_unary_expression): Same.
18847 (c_parser_sizeof_expression): Same.
18848 (c_parser_alignof_expression): Same.
18849 (c_parser_postfix_expression): Same.
18850 (c_parser_expression): Same.
18851 (c_parser_objc_receiver): Same.
18852 (c_parser_omp_variable_list): Same.
18853 (c_parser_omp_structured_block): Same.
18854 (c_parser_omp_atomic): New argument.
18855 (c_parser_omp_barrier): Same.
18856 (c_parser_omp_critical): Same.
18857 (c_parser_omp_flush): Pass location on down.
18858 (c_parser_omp_for_loop): New argument.
18859 (c_parser_omp_for): Same.
18860 (c_parser_omp_master): Same.
18861 (c_parser_omp_ordered): Same.
18862 (c_parser_omp_sections_scope): Same.
18863 (c_parser_omp_sections): Same.
18864 (c_parser_omp_parallel): Same.
18865 (c_parser_omp_single): Same.
18866 (c_parser_omp_task): Same.
18867 (c_parser_omp_taskwait): Pass location on down.
18868 (c_parser_omp_construct): Same.
18869 (c_parser_omp_threadprivate): Same.
18870 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
18871 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
18872 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
18873 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
18874 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
18875 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
18876 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
18877 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
18878 config/i386/i386.c, stmt.c:
18879 Add location argument to the following function definitions and/or
18880 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
18881 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
18882 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
18883 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
18884 do_case, c_finish_bc_stmt, build_compound_literal,
18885 build_function_call.
18886 * c-decl.c (build_compound_literal): Add location argument.
18887 Make all diagnostic calls use location.
18888 (start_struct): Same.
18889 (finish_struct): Same.
18890 (start_enum): Same.
18891 (build_enumerator): Same.
18892 (start_function): Same.
18893 (grokdeclarator): Make all diagnostic calls use location.
18894 (store_parm_decls_oldstyle): Same.
18895 * c-typeck.c (build_function_call): Add location argument.
18896 Make all diagnostic calls use location.
18898 (c_finish_bc_stmt): Same.
18899 * tree-nested.c (get_trampoline_type): Add argument.
18900 Pass location to build_decl.
18901 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
18902 * rtl.h (RTL_LOCATION): New.
18903 * c-common.c (c_add_case_label): Add location argument.
18904 Make all diagnostic calls use location.
18905 * c-common.h: Add location argument to make_fname_decl, do_case,
18906 c_add_case_label, build_function_call, resolve_overloaded_builtin.
18907 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
18908 Set it appropriately for every case. Pass enum_loc to start_enum
18909 call. Pass value_loc first to build_enumerator. Pass enum_loc to
18911 (c_parser_struct_or_union_specifier): Save location. Use it for
18912 start_struct, finish_struct, and parser_xref_tag.
18914 2009-06-12 Ian Lance Taylor <iant@google.com>
18916 * fold-const.c (fold_unary): Rename local variable and to and_expr.
18918 * c-opts.c (c_common_handle_option): For -Wc++-compat set
18919 cpp_opts->warn_cxx_operator_names.
18921 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
18924 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
18925 is returns NULL and OP is a VCE, look through the VCE.
18927 2009-06-12 Ian Lance Taylor <iant@google.com>
18930 * collect2.c (main): Use CONST_CAST2 in code inside #if
18931 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
18933 2009-06-12 Joey Ye <joey.ye@intel.com>
18935 PR middle-end/39146
18936 * cfgexpand.c (get_decl_align_unit): Update
18937 max_used_stack_slot_alignment with align instead of
18938 stack_alignment_needed.
18940 * function.c (assign_stack_local_1): Update
18941 max_used_stack_slot_alignment with alignment_in_bits instead
18942 of stack_alignment_needed.
18943 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
18946 2009-06-12 Jakub Jelinek <jakub@redhat.com>
18948 * dwarf2out.c (last_var_location_insn): New variable.
18949 (dwarf2out_end_epilogue): Clear last_var_location_insn.
18950 (dwarf2out_var_location): Don't record anything after last real
18951 insn. Only change labels if there were any real instructions
18952 in between last note and this one, or if changed sections.
18954 2009-06-11 Richard Henderson <rth@redhat.com>
18956 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
18957 note when storing the frame pointer in a register.
18958 (FRP): Don't redefine to nothing for epilogue.
18959 (alpha_expand_epilogue): Mark register and sp restores.
18960 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
18962 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
18963 when gen_lowpart is needed.
18965 2009-06-11 Richard Henderson <rth@redhat.com>
18967 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
18969 * dwarf2out.c (need_data_align_sf_opcode): New.
18970 (div_data_align): Move earlier.
18971 (def_cfa_1, reg_save): Use it.
18973 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
18975 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
18976 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
18977 (ix86_handle_option): Handle OPT_mcrc32.
18978 (ix86_target_string): Add -mcrc32.
18979 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
18981 * config/i386/i386.h (TARGET_CRC32): New.
18983 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
18984 (sse4_2_crc32di): Likewise.
18986 * config/i386/i386.opt (mcrc32): New.
18988 * doc/invoke.texi: Document -mcrc32.
18990 2009-06-11 Richard Henderson <rth@redhat.com>
18992 * common.opt (gdwarf-): Accept a version number.
18993 * doc/invoke.texi (gdwarf-): Update docs.
18994 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
18995 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
18996 version level, and record it.
18998 * dwarf2.h (DW_CIE_VERSION): Remove.
18999 * dwarf2out.c (DWARF_VERSION): Remove.
19000 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
19001 (output_call_frame_info): Use CIE version 3 for dwarf3,
19002 or if the return register column is out of range for version 1.
19003 (dwarf_stack_op_name): Add all dwarf3 values.
19004 (DEBUG_PUBTYPES_SECTION): New.
19005 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
19006 encoding change for dwarf3.
19007 (output_die) [dw_val_class_die_ref]: Likewise.
19008 (output_compilation_unit_header): Emit correct version for dwarf3.
19009 (output_line_info): Likewise.
19010 (output_pubnames): Update for DWARF_VERSION removal.
19011 (output_aranges): Likewise.
19012 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
19013 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
19014 (dwarf2out_finish): Likewise.
19016 2009-06-11 David Daney <ddaney@caviumnetworks.com>
19018 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
19021 2009-06-11 David Daney <ddaney@caviumnetworks.com>
19024 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
19025 * builtins.c (expand_builtin_unreachable): New function.
19026 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
19027 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
19028 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
19030 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
19031 searching for missing barriers.
19033 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
19035 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
19036 when -fprofile-generate* was passed.
19037 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
19039 2009-06-11 Anthony Green <green@moxielogic.com>
19041 * config/moxie/moxie.md: Define length attribute for all instructions.
19043 (*b<cond:code>): Support limited branch ranges for new PC-relative
19044 branch instructions.
19045 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
19047 2009-06-11 Jakub Jelinek <jakub@redhat.com>
19049 * config/i386/i386.c (min_insn_size): Use get_attr_length
19050 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
19051 For __asm return 0.
19053 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
19054 instead of emit_insn_before.
19056 2009-06-10 Ian Lance Taylor <iant@google.com>
19059 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
19062 2009-06-10 Revital Eres <eres@il.ibm.com>
19064 * passes.c (init_optimization_passes): Reschedule
19065 predictive-commoning pass before complete unroll pass.
19067 2009-06-10 Martin Jambor <mjambor@suse.cz>
19069 * cgraph.c (cgraph_node_can_be_local_p): New function.
19070 (cgraph_make_node_local): New function.
19071 * cgraph.h (cgraph_node_can_be_local_p): Declare.
19072 (cgraph_make_node_local): Declare.
19074 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
19076 * tree.h (tree_base): Add packed_flag and user_align fields.
19077 Decrease size of spare field.
19078 (TYPE_USER_ALIGN): Use user_align from tree_base.
19079 (DECL_USER_ALIGN): Likewise.
19080 (TYPE_PACKED): Use packed_flag from tree_base.
19081 (DECL_PACKED): Likewise.
19082 (tree_type): Delete packed_flag and user_align fields. Widen
19083 precision field. Widen mode field and shuffle fields to align
19084 mode on an 8-bit boundary.
19085 (tree_decl_common): Delete decl_flag_1 and user_align fields.
19086 Renumber decl_flag_* fields. Fix comments. Widen
19087 decl_common_unused field.
19088 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
19089 (DECL_EXTERNAL): Likewise.
19090 (DECL_BIT_FIELD): Likewise.
19091 (DECL_NONADDRESSABLE_P): Likewise.
19092 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
19093 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
19095 2009-06-10 Ian Lance Taylor <iant@google.com>
19097 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
19098 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
19099 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
19100 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
19101 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
19102 DEF_VEC_ALLOC_FUNC_P.
19103 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
19104 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
19105 DEF_VEC_ALLOC_FUNC_O.
19106 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
19107 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
19108 DEF_VEC_ALLOC_FUNC_I.
19109 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
19110 (vec_stack_p_reserve_exact_1): Declare.
19111 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
19112 (vec_stack_free): Declare.
19113 (VEC_stack_alloc): Define.
19114 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
19115 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
19116 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
19117 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
19119 (stack_vecs): New static variable.
19120 (vec_stack_p_reserve_exact_1): New function.
19121 (vec_stack_o_reserve_1): New static function.
19122 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
19123 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
19124 (vec_stack_free): New function.
19125 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
19126 (VEC_df_ref_stack_alloc): Define.
19127 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
19128 DEF_VEC_ALLOC_P_STACK.
19129 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
19130 (struct df_collection_rec): Change _vec fields to VEC. Remove
19132 (df_free_collection_rec): Adjust for new fields.
19133 (df_insn_rescan): Use new df_collection_rec fields.
19134 (df_notes_rescan, df_canonize_collection_rec): Likewise.
19135 (df_ref_create_structure, df_ref_record): Likewise.
19136 (df_get_conditional_uses, df_get_call_refs): Likewise.
19137 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
19138 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
19139 (df_record_exit_block_uses, df_bb_verify): Likewise.
19140 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
19141 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
19142 Remove count parameter. Change return type to void. Change all
19144 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
19145 Remove count parameter. Change return type to void. Change all
19147 (df_install_refs): Change old_vec parameter to VEC. Remove count
19148 parameter. Change all callers.
19149 (df_install_mws): Change old_vec parameter to VEC. Remove count
19150 parameter. Change all callers.
19151 (df_refs_verify): Change new_rec parameter to VEC. Change call
19153 (df_mws_verify): Likewise.
19155 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
19157 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
19159 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
19161 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
19163 2009-06-10 Anthony Green <green@moxielogic.com>
19165 * config/moxie/crti.asm: New file.
19166 * config/moxie/crtn.asm: New file.
19167 * config/moxie/moxie.c: New file.
19168 * config/moxie/moxie.h: New file.
19169 * config/moxie/sfp-machine.h: New file.
19170 * config/moxie/moxie-protos.h: New file.
19171 * config/moxie/t-moxie: Created.
19172 * config/moxie/t-moxie-softfp: Created.
19173 * config/moxie/moxie.md: Created.
19174 * config/moxie/constraints.md: Created.
19175 * config.gcc: Add moxie support.
19176 * doc/md.texi (Machine Constraints): Add moxie constraints.
19177 * doc/contrib.texi (Contributors): Mention moxie port.
19178 * doc/install.texi (Specific): Mention the moxie port.
19180 2009-06-09 Ian Lance Taylor <iant@google.com>
19182 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
19183 compiling with C++.
19184 * optabs.c (optab_table): Only use designated initializers if
19185 HAVE_DESIGNATED_INITIALIZERS is defined.
19186 (convert_optab_table): Likewise.
19187 (init_optabs): Always call init_insn_codes if
19188 HAVE_DESIGNATED_INITIALIZERS is not defined.
19190 2009-06-09 Ian Lance Taylor <iant@google.com>
19192 * targhooks.c (default_builtin_vectorized_function): Change fn
19193 parameter to unsigned int.
19194 (default_builtin_vectorized_conversion): Change code parameter to
19196 (default_builtin_reciprocal): Change fn parameter to unsigned int.
19197 * targhooks.h: Update declarations.
19198 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
19199 parameter to unsigned int.
19201 * c-typeck.c (comptypes_check_enum_int): New static function.
19202 (comptypes_internal): Add enum_and_int_p parameter. Change all
19204 (comp_target_types): Add location parameter. Change all callers.
19205 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
19206 Change all callers.
19207 (function_types_compatible_p, type_lists_compatible_p): Likewise.
19208 (build_conditional_expr): Add colon_loc parameter. Change all
19210 (convert_for_assignment): Add location parameter. Change all callers.
19211 * c-parser.c (c_parser_conditional_expression): Pass location of
19212 colon to build_conditional_expr.
19213 * c-tree.h (build_conditional_expr): Update declaration.
19215 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
19217 * graphite.c: Revert previous patch.
19219 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
19222 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
19224 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
19226 * tree-ssa-loop-prefetch.c
19227 (loop_prefetch_arrays): Fixed a portability problem in printf format
19230 2009-06-09 Martin Jambor <mjambor@suse.cz>
19232 PR tree-optimization/40351
19233 * tree-sra.c (propagate_subacesses_accross_link): Check that a
19234 refrence to a potential artifical subaccess can be constructed.
19236 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
19238 * config/sh/sh-protos.h (sh_optimization_options): Declare.
19239 (sh_override_options): Likewise.
19240 * config/sh/sh.c: Include params.h.
19241 (sh_optimization_options): New.
19242 (sh_override_options): Likewise.
19243 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
19244 (OVERRIDE_OPTIONS): Use sh_override_options.
19246 2009-06-08 Jakub Jelinek <jakub@redhat.com>
19248 * dwarf2out.c (emit_cfa_remember): New variable.
19249 (add_fde_cfi): If emit_cfa_remember, recurse to add
19250 DW_CFA_remember_state first.
19251 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
19252 instead just set emit_cfa_remember.
19254 2009-06-08 Jan Hubicka <jh@suse.cz>
19257 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
19259 2009-06-08 Jan Hubicka <jh@suse.cz>
19261 PR middle-end/39834
19262 * cgraphunit.c (save_inline_function_body): Do not copy transform
19263 hooks for saved inline bodies.
19264 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
19265 for given function.
19267 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
19269 * jump.c (returnjump_p): Handle delayed branches. Add missing
19272 2009-06-08 Jan Hubicka <jh@suse.cz>
19274 PR middle-end/40102
19275 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
19276 original node might've been modified.
19277 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
19279 2009-06-08 Jakub Jelinek <jakub@redhat.com>
19281 * tree-object-size.c (addr_object_size): Add OSI argument.
19282 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
19283 (compute_builtin_object_size, expr_object_size): Adjust callers.
19284 (plus_stmt_object_size): Call addr_object_size instead of
19285 compute_builtin_object_size.
19287 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
19288 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19290 * tree-ssa-loop-prefetch.c
19291 (gather_memory_references): Introduced a counter for the number of
19293 (anything_to_prefetch_p): Introduced a counter for the number of
19295 (is_loop_prefetching_profitable): New function with a cost model
19297 (loop_prefetch_arrays): Use the new cost model to determine if
19298 prefetching is profitable.
19299 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
19300 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
19301 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
19302 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
19303 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
19304 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
19306 2009-06-08 Michael Matz <matz@suse.de>
19309 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
19310 partitions use the same.
19311 (expand_one_var): Deal with DECL_RTL sometimes begin set also
19312 for basevars of SSA_NAMEs.
19313 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
19314 to not expand them twice.
19315 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
19318 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
19320 * common.opt (fcompare-debug=, fcompare-debug-second): New.
19321 (fdump-final-insns=, gtoggle): New.
19322 * doc/invoke.texi: Document them.
19323 * final.c (rest_of_clean_state): Dump final insn stream.
19324 * gcc.c (invoke_as): Hook in -fcompare-debug.
19325 (static_spec_functions): Add compare-debug-dump-opt,
19326 compare-debug-self-opt and compare-debug-auxbase-opt.
19327 (compare_debug, compare_debug_second, compare_debug_opt): New.
19328 (switches_debug_check, n_switches_debug_check): New.
19329 (debug_auxbase_opt, debug_check_temp_file): New.
19330 (process_command): Handle -fno-compare-debug, -fcompare-debug and
19332 (do_self_spec): Handle arguments after switches.
19333 (do_spec_1): Add .gk extension to temp file basenames for compare.
19334 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
19335 (cc1_options): Use it instead of normal auxbase computation for
19336 the second compare-debug compilation.
19337 (compare_files): New.
19338 (main): Set up and implement compare debug mode.
19339 (compare_debug_dump_opt_spec_function): New.
19340 (compare_debug_self_opt_spec_function): New.
19341 (compare_debug_auxbase_opt_spec_function): New.
19342 * toplev.c (process_options): Handle flag_gtoggle,
19343 flag_dump_final_insns.
19344 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
19345 during -fcompare-debug-second compilation.
19347 2009-06-07 Ian Lance Taylor <iant@google.com>
19349 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
19350 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
19352 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
19353 with no default node. Change warning with %H to warning_at.
19354 Don't clear warn_switch around case checking.
19355 * doc/invoke.texi (Warning Options): Clarify distinction between
19356 -Wswitch and -Wswitch-enum.
19358 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
19360 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
19362 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
19364 * gbl-ctors.h: Add header guard.
19366 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
19368 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
19369 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
19370 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
19371 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
19372 prototypes for removed functions.
19373 (expressions_equal_p): Move to ...
19374 * tree-ssa-sccvn.h: ... here and ...
19375 * matrix-reorg.c: ... adjust includes.
19377 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
19379 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
19381 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
19383 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
19384 (finish_function): Remove erroneous whitespace.
19386 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
19388 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
19389 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
19391 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
19393 * errors.c (internal_error): Commentary typo fix.
19394 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
19395 * tree-ssa-pre.c: Ditto.
19397 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
19399 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
19400 them is supposed to hold actual statements.
19402 2009-06-06 Ian Lance Taylor <iant@google.com>
19404 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
19405 empty statements can now have attributes.
19407 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
19409 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
19410 * config/mips/mips.md: Ditto.
19412 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
19414 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
19416 (__eabi_uconvert): Likewise.
19418 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
19420 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
19421 CFI_* definitions with IN_GCC.
19423 2009-06-05 David Edelsohn <edelsohn@gnu.org>
19425 * xcoffout.h (xcoffout_source_line): Update prototype.
19427 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19429 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
19430 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
19432 2009-06-05 Jakub Jelinek <jakub@redhat.com>
19434 PR middle-end/40340
19435 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
19436 inlined_function_outer_scope_p blocks for artificial inlines
19438 * tree.c (tree_nonartificial_location): Rewrite using
19439 block_nonartificial_location.
19441 2009-06-05 Revital Eres <eres@il.ibm.com>
19442 Leehod Baruch <leehod@il.ibm.com>
19444 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
19445 (expand_expr_real_1): Remove comment.
19446 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
19447 Vectorize misaligned access when the target supports it.
19448 (vect_supportable_dr_alignment): Check for unaligned access support.
19449 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
19452 2009-06-05 Julian Brown <julian@codesourcery.com>
19454 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
19455 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
19457 2009-06-05 Richard Guenther <rguenther@suse.de>
19460 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
19461 as possibly unused.
19463 2009-06-05 Jakub Jelinek <jakub@redhat.com>
19465 * config/s390/s390.c (global_not_special_regno_p): New static inline.
19466 (save_gprs): Don't tell unwinder when a global register is saved.
19467 (s390_emit_epilogue): Emit needed epilogue unwind info.
19469 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
19471 * dwarf2out.c (deferred_asm_name): New.
19472 (add_name_and_src_coords_attributes): Defer creation of
19473 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
19475 (move_linkage_attr): New.
19476 (dwarf2out_finish): Revisit deferrals and emit attributes at the
19479 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
19481 * tree-nested.c (finalize_nesting_tree_1): Declare the
19482 frame_decl in the binding tree.
19484 2009-06-04 Cary Coutant <ccoutant@google.com>
19486 * basic-block.h (struct basic_block_def): Add discriminator field.
19487 * dbxout.c (dbxout_source_line): Add new parameter. Change all
19489 * debug.c (do_nothing_debug_hooks): Add additional entry.
19490 (debug_nothing_int_charstar_int): New function.
19491 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
19492 (debug_nothing_int_charstar_int): New declaration.
19493 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
19494 discriminator value in .loc directive.
19495 * final.c (last_discriminator): New variable.
19496 (discriminator): New variable.
19497 (final_start_function): Initialize above variables, pass current
19498 discriminator to debug hook.
19499 (notice_source_line): Check for discriminator change.
19500 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
19501 * sdbout.c (sdbout_source_line): New parameter.
19502 * tree-cfg.c (struct locus_discrim_map): New structure type.
19503 (discriminator_per_locus): New hash table.
19504 (build_gimple_cfg): Allocate and free discriminator hash table.
19505 (make_edges): Call assign_discriminator.
19506 (locus_map_hash): New function.
19507 (locus_map_eq): New function.
19508 (next_discriminator_for_locus): New function.
19509 (same_line_p): New function.
19510 (assign_discriminator): New function.
19511 (make_cond_expr_edges): Call assign_discriminator.
19512 (make_gimple_switch_edges): Likewise.
19513 (first_non_label_stmt): New function.
19514 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
19516 * xcoffout.c (xcoffout_source_line): Add new parameter.
19518 * configure.ac (gcc_cv_as_discriminator): New configury check for
19519 gas support for discriminator.
19520 * configure: Regenerate.
19521 * config.in: Regenerate.
19523 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19525 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
19526 val after checking for integers.
19528 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
19530 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
19532 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
19533 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
19534 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
19535 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
19536 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
19537 X64_SSE_REGPARM_MAX.
19538 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
19539 X64_SSE_REGPARM_MAX.
19541 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
19543 * gcc.c (report_times_to_file): New.
19544 (execute): Implement it.
19545 (process_command): Support -time=.
19546 * doc/invoke.texi: Document it.
19548 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
19550 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
19551 that have value exprs.
19553 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
19555 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
19556 declarations for constants until...
19557 (dw2_output_indirect_constant_1): ... this point.
19559 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
19562 * arm.md (arm_addsi3): Don't try to split an add with an
19563 eliminable register until after reload has completed.
19565 2009-06-03 Ian Lance Taylor <iant@google.com>
19567 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
19568 * genattrtab.c (write_length_unit_log): Likewise.
19569 * genchecksum.c (dosum): Likewise.
19570 * gengtype.c (write_rtx_next): Likewise.
19571 (finish_root_table, write_roots): Likewise.
19572 * gimple.c (gimple_ops_offset_): Likewise.
19573 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
19574 * config/arc/arc.c (arc_attribute_table): Likewise.
19575 * config/arm/arm.c (arm_attribute_table): Likewise.
19576 * config/avr/avr.c (avr_attribute_table): Likewise.
19577 * config/crx/crx.c (crx_attribute_table): Likewise.
19578 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
19579 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
19580 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
19581 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
19582 * config/sh/sh.c (sh_attribute_table): Likewise.
19583 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
19584 * config/spu/spu.c (spu_attribute_table): Likewise.
19585 * config/v850/v850.c (v850_attribute_table): Likewise.
19587 * config/alpha/alpha.c (vms_attribute_table): Make static.
19588 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
19589 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
19590 * config/mips/mips.c (mips_attribute_table): Likewise.
19592 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
19594 (cc1-checksum.o): Likewise.
19596 2009-06-03 Steve Ellcey <sje@cup.hp.com>
19598 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
19600 2009-06-03 Jakub Jelinek <jakub@redhat.com>
19602 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
19603 insn if it is changing sp. Use gen_add3_insn instead of
19604 conditionally gen_addsi3 and gen_adddi3.
19605 (offset_below_red_zone_p): New static inline function.
19606 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
19607 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
19608 * config/rs6000/ppc-asm.h: Include auto-host.h.
19609 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
19610 CFI_RESTORE): Define.
19611 * config/rs6000/crtresxgpr.asm: Add unwind info.
19612 * config/rs6000/crtresxfpr.asm: Likewise.
19613 * config/rs6000/crtresgpr.asm: Likewise.
19614 * config/rs6000/crtresfpr.asm: Likewise.
19615 * config/rs6000/crtsavgpr.asm: Likewise.
19616 * config/rs6000/crtsavfpr.asm: Likewise.
19618 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
19619 argument of DWARF2_FRAME_REG_OUT macros.
19621 2009-06-03 Julian Brown <julian@codesourcery.com>
19623 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
19624 words or less (including TImode) in core registers.
19626 2009-06-03 Richard Guenther <rguenther@suse.de>
19628 PR middle-end/40328
19629 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
19631 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
19633 * statistics.c (statistics_counter_event): Do not record event
19634 in pass dump if its number == -1.
19635 (curr_statistics_hash): Add assert that we never get passes
19636 with static number == -1.
19638 2009-06-03 Richard Guenther <rguenther@suse.de>
19639 Andrey Belevantsev <abel@ispras.ru>
19641 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
19642 non-BLKmode arrays addressable.
19644 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
19646 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
19647 * config/m68k/m68k.h: ... here.
19649 2009-06-03 Martin Jambor <mjambor@suse.cz>
19651 PR tree-optimization/40323
19652 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
19655 2009-06-03 Richard Guenther <rguenther@suse.de>
19657 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
19660 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
19662 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
19663 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
19664 JUMP_TABLE_DATA_P where applicable.
19665 * config/sh/sh.c: Ditto.
19666 * config/sh/sh.h: Ditto.
19667 * config/sh/sh.md: Ditto.
19668 * config/sh/symbian.c: Ditto.
19670 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
19672 * config/i386/driver-i386.c (describe_cache): Optimize
19673 concatenation of strings. Use snprintf instead of sprintf.
19674 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
19675 target when not compiling with GCC.
19677 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
19679 * config/sh/sh.c: Revert last change.
19680 (sh_expand_epilogue): Emit a blockage insn before the frame
19681 pointer adjustment unconditionally.
19683 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
19685 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
19686 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
19687 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
19688 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
19689 to COLLECT_GCC_OPTIONS.
19691 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
19693 * collect2.c (target_system_root): New variable.
19694 (main): Handle --sysroot=.
19695 (ignore_library): Strip the sysroot from the library path.
19697 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
19699 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
19700 (collect2.o): Depend on collect2-aix.h.
19701 (collect2-aix.o): New rule.
19702 * collect2-aix.h: New file.
19703 * collect2-aix.c: Likewise.
19704 * collect2.c: Include collect2-aix.h. Don't undefine
19705 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
19706 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
19707 Use TARGET_AIX_VERSION instead of _AIX51.
19708 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
19709 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
19710 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
19711 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
19712 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
19714 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
19716 * collect2.c (ignore_library): Avoid premature post-increment
19717 and null deference.
19719 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
19721 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
19722 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
19723 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
19724 CROSS_DIRECTORY_STRUCTURE too.
19725 (LINK_LIBG_SPEC): Likewise.
19726 (LIB_SPEC): Add %R to sysroot paths.
19727 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
19728 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
19729 * config/rs6000/aix51.h: As for aix43.h.
19730 * config/rs6000/aix52.h: Likewise.
19731 * config/rs6000/aix53.h: Likewise.
19732 * config/rs6000/aix61.h: Likewise.
19733 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
19734 to the beginning of sysroot paths.
19736 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
19738 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
19739 INSN_LISTs that are out of the REG_NOTE range.
19741 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
19743 * loop-unroll.c (struct iv_to_split): Add pointer to next.
19744 (struct var_to_expand): Likewise.
19745 (struct opt_info): Add head and tail for linked lists of the above.
19746 (analyze_insn_to_expand_var): Initialize next.
19747 (analyze_iv_to_split_insn): Likewise.
19748 (analyze_insns_in_loop): Create linked lists.
19749 (allocate_basic_variable): Simplify for use without hash table.
19750 (insert_var_expansion_initialization): Likewise, make it type-safer.
19751 (combine_var_copies_in_loop_exit): Likewise.
19752 (apply_opt_in_copies): Walk lists rather than hash tables.
19753 (release_var_copies): Simplified and inlined by hand into...
19754 (free_opt_info): ... this function.
19756 2009-06-02 Richard Guenther <rguenther@suse.de>
19758 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
19761 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
19763 * cfgexpand.c (gimple_expand_cfg): Discard the source location
19764 only for builtins that are not overridden.
19766 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
19768 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
19771 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
19773 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
19775 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
19777 * combine.c (move_deaths): Compare LUIDs within the same BB only.
19779 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
19781 * common.opt (fdump-unnumbered-links): New.
19782 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
19783 * print-rtl.c (flag_dump_unnumbered_links): New.
19784 (print_rtx): Test it.
19786 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
19788 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
19789 push/pop multiple to 8-byte alignment.
19791 2009-06-01 Jakub Jelinek <jakub@redhat.com>
19793 * config/i386/i386.c (queued_cfa_restores): New static variable.
19794 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
19796 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
19797 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
19798 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
19799 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
19800 note unconditionally.
19801 (ix86_emit_restore_regs_using_mov): Likewise.
19802 (ix86_emit_restore_sse_regs_using_mov): Likewise.
19803 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
19804 it through to ix86_emit_restore_reg_using_pop.
19805 (ix86_emit_leave): Add RED_OFFSET argument. Call
19806 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
19807 instead of adding REG_CFA_OFFSET note unconditionally.
19808 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
19809 the above functions. Call ix86_add_queued_cfa_restore_notes when
19812 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
19813 force output of the label even for dwarf2out_do_cfi_asm.
19814 (add_fde_cfi): If -g2 and above and cfi might change CFA,
19815 force creation of CFI label and chain DW_CFA_set_loc jumping to it
19816 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
19818 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
19819 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
19820 dwarf2out_cfi_label callers.
19821 * tree.h (dwarf2out_cfi_label): Adjust prototype.
19822 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
19823 Adjust dwarf2out_cfi_label callers.
19824 * config/vax/vax.c (vax_output_function_prologue): Likewise.
19826 * config/i386/i386.h (struct machine_cfa_state,
19827 struct machine_function): Guard with ifndef USED_FOR_TARGET
19828 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
19831 * emutls.c (__emutls_get_address): Change arr->size to mean number
19832 of allocated arr->data entries instead of # of slots + 1.
19834 PR middle-end/40316
19835 * recog.c (peep2_reinit_state): New function.
19836 (peephole2_init_state): Use it at the end of a basic block and also
19837 when seeing a RTX_FRAME_RELATED_P insn.
19839 2009-06-01 Steve Ellcey <sje@cup.hp.com>
19841 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
19842 fixuns_truncrfdi2): New.
19843 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
19844 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
19845 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
19846 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
19847 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
19848 *recip_approx): Remove.
19849 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
19850 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
19851 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
19853 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
19856 2009-06-01 Ian Lance Taylor <iant@google.com>
19858 * attribs.c (register_attribute): Use CONST_CAST.
19859 * collect2.c (main): Use CONST_CAST2.
19860 (scan_prog_file): Likewise.
19861 * gcc.c (process_command, main): Likewise.
19862 * toplev.c (toplev_main): Likewise.
19864 * c-typeck.c (handle_warn_cast_qual): New static function,
19865 partially broken out of build_c_cast.
19866 (build_c_cast): Call handle_warn_cast_qual.
19867 * doc/invoke.texi (Warning Options): Document new effect of
19870 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
19872 * diagnostic.c (diagnostic_build_prefix): Always print columns.
19873 (diagnostic_report_current_module): Print columns.
19874 * common.opt (flag_show_column): Enable by default.
19876 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
19878 * alias.c (find_base_term): Check for NULL term before returning.
19880 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
19882 Revert due to PR40320:
19883 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
19884 * calls.c (emit_library_call_value_1): Don't force_operand for move
19887 2009-06-01 Olivier Hainque <hainque@adacore.com>
19888 Eric Botcazou <ebotcazou@adacore.com>
19890 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
19891 to be processed as a bitfield for constructor output purposes.
19892 * output.h (initializer_constant_valid_for_bitfield_p): Declare
19894 * varasm.c (oc_local_state): New type, output_constructor
19895 local state to support communication with helpers.
19896 (oc_outer_state): New type, output_constructor outer state of
19897 relevance in recursive calls.
19898 (output_constructor_array_range): New output_constructor helper,
19899 extracted code for an array range element.
19900 (output_constructor_regular_field): New output_constructor helper,
19901 extracted code for an element that is not a bitfield.
19902 (output_constructor_bitfield): New output_constructor helper,
19903 extracted code for a bitfield element. Accept an OUTER state
19904 argument for recursive processing. Recurse on record or array
19905 CONSTRUCTOR values, possibly past noop conversions.
19906 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
19907 VALUE is a valid constant-valued expression for use in a static
19908 bit-field initializer.
19909 (output_constructor): Rework to use helpers. Accept and honor an
19910 OUTER state argument for recursive calls. Return total size. Be
19911 prepared for nested constructors initializing bitfields.
19912 (output_constant): Feed OUTER in calls to output_constructor.
19914 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 Nick Clifton <nickc@redhat.com>
19921 * doc/invoke.texi (IA-64 Options): Fix typo.
19923 2009-06-01 Ira Rosen <irar@il.ibm.com>
19925 PR tree-optimization/39129
19926 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
19928 (vect_do_peeling_for_loop_bound): Use
19929 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
19930 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
19931 (vect_loop_versioning): Likewise.
19932 (vect_create_cond_for_alias_checks): Fix indentation.
19933 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
19935 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
19936 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
19937 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
19938 "control flow in loop".
19939 (vect_estimate_min_profitable_iters): Use
19940 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
19941 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
19942 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
19943 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
19944 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
19945 statement belongs to a group of strided accesses with the exact code
19947 (vectorizable_load): Likewise.
19948 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
19949 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
19951 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
19953 * config/freebsd-stdint.h: New file.
19954 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
19955 Add freebsd-stdint.h to tm_file.
19957 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
19959 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
19960 (thumb2_extendhidi2): Likewise.
19962 2009-05-31 Ian Lance Taylor <iant@google.com>
19964 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
19966 2009-05-31 Ian Lance Taylor <iant@google.com>
19968 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
19969 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
19970 (ipa-reference.o): Depend upon gt-ipa-reference.h.
19972 2009-05-31 Jason Merrill <jason@redhat.com>
19974 * tree-pretty-print.c (print_call_name): Take the callee, not the
19975 call itself. Make non-static. Use dump_function_name for functions.
19976 (dump_generic_node): Adjust.
19977 * diagnostic.h: Declare print_call_name.
19978 * gimple-pretty-print.c (dump_gimple_call): Use it.
19980 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
19982 * config/sh/sh.md (ashldi3_std): New define_expand.
19985 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
19988 * config/sh/sh.c: Include debug.h.
19989 (sh_expand_epilogue): Emit a blockage insn before the frame
19990 pointer adjustment also when dwarf2out_do_frame returns true.
19992 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
19994 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
19995 (thumb2_extendqidi2): New pattern.
19997 2009-05-31 Ira Rosen <irar@il.ibm.com>
19999 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
20000 mark phis for renaming.
20001 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
20002 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
20003 Call mark_sym_for_renaming.
20004 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
20005 * tree-vect-loop.c (vect_transform_loop): Remove
20006 vect_memsyms_to_rename initialization and a call to
20007 mark_set_for_renaming.
20009 2009-05-31 Jakub Jelinek <jakub@redhat.com>
20011 PR middle-end/40304
20012 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
20013 frame related even if !set_cfa && style < 0.
20015 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
20017 * config/i386/mingw-tls.c: New file.
20018 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
20019 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
20020 defining _WIN32 but not __CYGWIN__.
20022 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20024 * configure.ac: Add MPC support.
20026 * config.in, configure: Regenerate.
20028 2009-05-29 Richard Henderson <rth@redhat.com>
20030 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
20031 NOTE_INSN_BASIC_BLOCK.
20032 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
20033 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
20034 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
20036 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
20038 (add_cfi): Disable check redefining cfa away from drap.
20039 (lookup_cfa_1): Add remember argument; handle remember/restore.
20040 (lookup_cfa): Pass remember argument.
20041 (cfa_remember): New.
20042 (compute_barrier_args_size_1): Remove sibcall check.
20043 (dwarf2out_frame_debug_def_cfa): New.
20044 (dwarf2out_frame_debug_adjust_cfa): New.
20045 (dwarf2out_frame_debug_cfa_offset): New.
20046 (dwarf2out_frame_debug_cfa_register): New.
20047 (dwarf2out_frame_debug_cfa_restore): New.
20048 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
20049 (dwarf2out_begin_epilogue): New.
20050 (dwarf2out_frame_debug_restore_state): New.
20051 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
20052 DW_CFA_restore_state.
20053 (output_cfi_directive): Likewise.
20054 (convert_cfa_to_fb_loc_list): Likewise.
20055 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
20056 * dwarf2out.h: Update.
20057 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
20058 (copy_insn_1): Early out for null.
20059 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
20060 and dwarf2out_frame_debug_restore_state.
20061 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
20062 (prologue_insn_hash, epilogue_insn_hash): New.
20063 (free_after_compilation): Adjust freeing accordingly.
20064 (record_insns): Create hash table if needed; push insns into
20065 hash instead of array.
20066 (maybe_copy_epilogue_insn): New.
20067 (contains): Search hash table instead of array.
20068 (sibcall_epilogue_contains): Remove.
20069 (thread_prologue_and_epilogue_insns): Split eh_return insns
20070 and mark them as epilogues.
20071 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
20072 scanning in terms of basic blocks.
20073 * insn-notes.def (CFA_RESTORE_STATE): New.
20074 * jump.c (returnjump_p_1): Accept EH_RETURN.
20075 (eh_returnjump_p_1, eh_returnjump_p): New.
20076 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
20077 CFA_REGISTER, CFA_RESTORE): New.
20078 * rtl.def (EH_RETURN): New.
20079 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
20081 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
20082 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
20084 * config/i386/i386.c (gen_push): Update cfa state.
20085 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
20086 add a CFA_ADJUST_CFA note.
20087 (ix86_dwarf_handle_frame_unspec): Remove.
20088 (ix86_expand_prologue): Update cfa state.
20089 (ix86_emit_restore_reg_using_pop): New.
20090 (ix86_emit_restore_regs_using_pop): New.
20091 (ix86_emit_leave): New.
20092 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
20093 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
20094 * config/i386/i386.h (struct machine_cfa_state): New.
20095 (ix86_cfa_state): New.
20096 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
20097 (eh_return_internal): Merge from eh_return_<mode>,
20098 use eh_return rtx, split w/ epilogue.
20100 2009-05-29 Ian Lance Taylor <iant@google.com>
20102 * builtins.c (validate_gimple_arglist): Don't use va_arg with
20104 * calls.c (emit_library_call_value_1): Likewise.
20106 * c-typeck.c (c_build_va_arg): New function.
20107 * c-tree.h (c_build_va_arg): Declare.
20108 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
20109 instead of build_va_arg.
20111 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
20113 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
20114 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
20115 (ptr_difference_cost): Use affine combinations to compute it.
20116 (difference_cost): Likewise.
20117 (get_computation_cost_at): Compute more accurate cost for addresses
20118 if the ratio is a multiplier allowed in addresses.
20119 For non-addresses, consider that an additional offset or symbol is
20122 2009-05-29 Jakub Jelinek <jakub@redhat.com>
20124 * config/i386/i386.c (ix86_decompose_address): Avoid useless
20125 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
20127 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
20128 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
20129 (prefix_rex): For UNIT_MMX don't imply the prefix by default
20131 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
20132 to 1 for TYPE_SSE{IADD1,CVT1}.
20133 (prefix_vex_imm8): Removed.
20134 (length_vex): Only pass 1 as second argument to
20135 ix86_attr_length_vex_default if prefix_extra is 0.
20136 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
20137 (length): For prefix vex computation use length_immediate
20138 attribute instead of prefix_vex_imm8.
20139 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
20140 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
20141 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
20142 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
20143 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
20144 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
20145 a space in between the operands.
20146 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
20147 if one operand is 0xff and the other one si, di, bp or sp.
20148 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
20149 other one si, di, bp or sp.
20150 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
20151 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
20152 type and mode attributes.
20153 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
20154 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
20155 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
20156 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
20157 prefix_data16 attribute iff MODE_DF.
20158 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
20159 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
20160 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
20161 constm128_operand in length_immediate computation.
20162 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
20163 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
20164 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
20165 length_immediate attribute to 1.
20166 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
20167 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
20168 for certain alternatives.
20169 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
20170 prefix_data16 attribute if MODE_V1DF.
20171 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
20172 length_immediate to 1.
20173 (set_got_rex64, set_rip_rex64): Remove length attribute, set
20174 length_address to 4, set mode attribute to MODE_DI.
20175 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
20176 (fxam<mode>2_i387): Set length attribute to 4.
20177 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
20178 *prefetch_3dnow_rex): Override length_address attribute.
20179 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
20181 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
20182 (constm128_operand): Removed.
20183 * config/i386/i386.c (memory_address_length): For
20184 disp && !index && !base in 64-bit mode account for SIB byte if
20185 print_operand_address can't optimize disp32 into disp32(%rip)
20186 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
20187 for fs: or gs: segment.
20188 (ix86_attr_length_immediate_default): When checking if shortform
20189 is possible, truncate immediate to the length of the non-shortened
20191 (ix86_attr_length_address_default): Ignore MEM_P operands
20193 (ix86_attr_length_vex_default): Only check for DImode on
20194 GENERAL_REG_P operands.
20195 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
20196 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
20197 (sse_cvttps2pi): Clear prefix_rep attribute.
20198 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
20200 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
20201 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
20202 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
20203 iff operand 2 is const_int_operand.
20204 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
20205 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
20206 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
20208 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
20210 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
20211 prefix_data16 attribute for movlpd and movhpd instructions.
20212 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
20213 length_immediate for shufpd instruction.
20214 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
20215 (avx_cmpp<avxmodesuffixf2c><mode>3,
20216 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
20217 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
20218 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
20219 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
20220 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
20221 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
20222 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
20223 prefix_data16 attribute for the first alternative to 1.
20224 (*avx_loadlps): Override length_immediate for the first alternative.
20225 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
20226 attributes for second alternative.
20227 (*vec_concatv2sf_sse4_1): Override length_immediate and
20228 prefix_data16 attributes for second alternative.
20229 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
20230 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
20231 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
20232 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
20233 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
20234 prefix_data16 and length_immediate to 1.
20235 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
20237 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
20238 prefix_extra attribute for variants that don't have 0f prefix alone.
20239 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
20240 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
20241 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
20242 *sse4_1_pextrd): Set length_immediate to 1.
20243 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
20244 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
20246 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
20247 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
20248 length_immediate to 1 for second alternative.
20249 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
20250 prefix_extra and length_immediate attributes for the first
20252 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
20254 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
20255 to 1 for the first and third alternative.
20256 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
20258 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
20260 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
20262 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
20263 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
20264 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
20265 *avx_psign<mode>3): Set prefix_extra attribute to 1.
20266 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
20267 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
20268 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
20269 ssse3_psign<mode>3): Override prefix_rex attribute.
20270 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
20271 (ssse3_palignrti): Override length_immediate to 1.
20272 (ssse3_palignrdi): Override length_immediate to 1, override
20273 prefix_rex attribute.
20274 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
20275 (sse4a_extrqi): Override length_immediate to 2.
20276 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
20277 (sse4a_insertq): Override prefix_data16 to 0.
20278 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
20279 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
20280 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
20281 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
20282 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
20283 and length_immediate to 1.
20284 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
20285 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
20286 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
20287 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
20288 and length_immediate to 1.
20289 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
20290 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
20291 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
20292 avx_ptest256): Override prefix_extra to 1.
20293 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
20294 Override prefix_data16 and length_immediate to 1.
20295 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
20296 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
20297 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
20298 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
20299 prefix_data16 to 0 and prefix_extra to 2.
20300 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
20301 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
20303 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
20304 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
20305 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
20306 and prefix_extra to 2.
20307 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
20308 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
20309 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
20310 avx_vpermilvar<mode>3,
20311 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
20312 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
20313 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
20314 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
20315 Override prefix_extra to 1.
20316 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
20317 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
20318 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
20319 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
20320 prefix_extra and length_immediate to 1.
20321 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
20323 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
20324 to 1 for the first alternative.
20325 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
20326 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
20328 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
20329 *movv2sf_internal_avx, *movv2sf_internal): Override
20330 prefix_rep attribute for certain alternatives.
20331 (*mov<mode>_internal): Override prefix_rep or prefix_data16
20332 attributes for certain alternatives.
20333 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
20334 attributes for certain alternatives.
20335 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
20336 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
20337 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
20338 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
20339 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
20340 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
20341 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
20342 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
20343 length_immediate to 1 if operand 2 is const_int_operand.
20344 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
20345 *vec_extractv2si_1): Set length_immediate attribute to 1.
20346 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
20347 using old 3DNOW insn rather than SSE/3DNOW_A.
20348 (mmx_emms, mmx_femms): Clear modrm attribute.
20350 2009-05-29 Martin Jambor <mjambor@suse.cz>
20352 * tree-sra.c: New implementation of SRA.
20354 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
20355 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
20356 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
20357 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
20358 (SRA_MAX_STRUCTURE_COUNT): Removed.
20359 (SRA_FIELD_STRUCTURE_RATIO): Removed.
20360 * doc/invoke.texi (sra-max-structure-size): Removed.
20361 (sra-field-structure-ratio): Removed.
20363 2009-05-29 Jakub Jelinek <jakub@redhat.com>
20365 PR middle-end/40291
20366 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
20369 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
20371 PR rtl-optimization/40101
20372 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
20373 seqno. Adjust comment.
20374 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
20375 inserting bookkeeping before a jump, the jump is not scheduled.
20376 When no positive seqno found, provide a value. Add comment.
20378 2009-05-29 Richard Guenther <rguenther@suse.de>
20380 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
20381 short-cutting on the first component.
20383 2009-05-29 Jakub Jelinek <jakub@redhat.com>
20385 PR middle-end/39958
20386 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
20387 for trees other than decls/types.
20389 2009-05-29 Richard Guenther <rguenther@suse.de>
20391 * tree-ssa-operands.c (get_expr_operands): Do not handle
20392 INDIRECT_REFs in the handled-component case. Remove
20393 unused get_ref_base_and_extent case.
20394 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
20395 tree_low_cst and host_integerp where possible.
20396 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
20397 codes for equivalence.
20398 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
20400 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
20402 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
20403 to tmake_file for i[34567]86-*-cygwin*.
20405 2009-05-29 Jakub Jelinek <jakub@redhat.com>
20408 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
20409 (altivec_categorize_keyword, init_vector_keywords,
20410 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
20413 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
20415 * tree.c (handle_dll_attribute): Check if node is
20416 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
20418 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
20420 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
20422 (thumb2_zero_extendqidi2): Likewise.
20424 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
20426 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
20427 instead of gen_movrt.
20428 * config/sh/sh.md (movrt): Remove.
20430 2009-05-28 Steve Ellcey <sje@cup.hp.com>
20432 * doc/invoke.texi (IA-64 Options):
20433 Add -msdata, -mfused-madd, -mno-inline-float-divide,
20434 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
20435 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
20436 -msched-prefer-non-control-spec-insns,
20437 -msched-stop-bits-after-every-cycle,
20438 -msched-count-spec-in-critical-path,
20439 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
20440 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
20441 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
20442 and -msched-spec-verbose.
20444 2009-05-28 Joseph Myers <joseph@codesourcery.com>
20446 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
20447 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
20449 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
20451 2009-05-28 Richard Guenther <rguenther@suse.de>
20453 * tree-ssa-alias.c (ao_ref_init): New function.
20454 (ao_ref_base): Likewise.
20455 (ao_ref_base_alias_set): Likewise.
20456 (ao_ref_alias_set): Likewise.
20457 (refs_may_alias_p_1): Change signature.
20458 (refs_may_alias_p): Adjust.
20459 (refs_anti_dependent_p): Likewise.
20460 (refs_output_dependent_p): Likewise.
20461 (call_may_clobber_ref_p_1): Change signature.
20462 (call_may_clobber_ref_p): Adjust.
20463 (stmt_may_clobber_ref_p_1): New function split out from ...
20464 (stmt_may_clobber_ref_p): ... here.
20465 (maybe_skip_until): Adjust signature.
20466 (get_continuation_for_phi): Likewise.
20467 (walk_non_aliased_vuses): Likewise.
20468 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
20469 (ao_ref_init): Declare.
20470 (ao_ref_base): Likewise.
20471 (ao_ref_alias_set): Likewise.
20472 (stmt_may_clobber_ref_p_1): Likewise.
20473 (walk_non_aliased_vuses): Adjust.
20474 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
20475 (get_ref_from_reference_ops): remove.
20476 (vn_reference_lookup_2): Adjust signature.
20477 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
20478 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
20479 (vn_reference_lookup): Adjust.
20480 (vn_reference_insert): Likewise.
20481 (vn_reference_insert_pieces): Adjust signature.
20482 (visit_reference_op_call): Adjust.
20483 * tree-ssa-pre.c (get_expr_type): Simplify.
20484 (phi_translate_1): Adjust.
20485 (compute_avail): Likewise.
20486 (translate_vuse_through_block): Do not re-build trees.
20487 (value_dies_in_block_x): Likewise.
20488 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
20490 (vn_reference_lookup_pieces): Adjust declaration.
20491 (vn_reference_insert_pieces): Likewise.
20493 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
20495 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
20496 with checking disabled.
20498 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
20502 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
20503 macro definition for support of three-operand format aligned
20504 .comm directive in assembler on cygwin/pe/mingw target OS.
20505 * configure: Regenerate.
20506 * config.h: Regenerate.
20508 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
20509 aligned form of .comm directive if -mpe-aligned-commons is in effect.
20510 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
20512 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
20513 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
20515 2009-05-28 Ira Rosen <irar@il.ibm.com>
20517 PR tree-optimization/40254
20518 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
20519 in analysis of basic blocks.
20521 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
20523 PR middle-end/33699
20524 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
20525 * target-def.h (TARGET_CONST_ANCHOR): New macro.
20526 (TARGET_INITIALIZER): Use it.
20527 * cse.c (CHEAPER): Move it up to the other macros.
20528 (insert): Rename this ...
20529 (insert_with_costs): ... to this. Add cost parameters. Update
20531 (insert): New function. Call insert_with_costs.
20532 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
20533 find_reg_offset_for_const, try_const_anchors): New functions.
20534 (cse_insn): Call try_const_anchors. Adjust cost of src_related
20535 when using a const-anchor. Call insert_const_anchors.
20536 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
20537 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
20539 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
20541 * tree-inline.c (remap_decls): Enable nonlocalized variables
20542 when not optimizing.
20544 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
20546 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
20547 Simplify other tests involving optimize.
20549 2009-05-27 Tom Tromey <tromey@redhat.com>
20551 * unwind-dw2.c (_Unwind_DebugHook): New function.
20552 (uw_install_context): Call _Unwind_DebugHook.
20554 2009-05-27 Tom Tromey <tromey@redhat.com>
20556 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
20558 2009-05-27 Ian Lance Taylor <iant@google.com>
20560 * Makefile.in (LINKER, LINKER_FLAGS): Define.
20561 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
20562 (ALL_LINKERFLAGS): Define.
20563 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
20564 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
20565 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
20566 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
20567 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
20568 $(LINKER_FOR_BUILD).
20569 (build/gcov-iov$(build_exeext)): Likewise.
20571 2009-05-27 Julian Brown <julian@codesourcery.com>
20573 * gcse.c (target.h): Include.
20574 (can_assign_to_reg_without_clobbers_p): Check that the target allows
20575 copy of argument to a pseudo register.
20577 2009-05-27 Diego Novillo <dnovillo@google.com>
20579 * tree-ssa-live.c (dump_scope_block): Document arguments.
20580 (dump_scope_blocks): Document.
20581 (debug_scope_blocks): New.
20582 * tree-flow.h (debug_scope_blocks): Declare.
20584 2009-05-21 Denis Chertykov <denisc@overta.ru>
20586 * doc/contrib.texi (Contributors): Add myself to the list.
20588 2009-05-27 Olivier Hainque <hainque@adacore.com>
20590 * expr.c (target_align): New function. Alignment the TARGET of an
20591 assignment may be assume to have.
20592 (highest_pow2_factor_for_target): Use it instead of relying on
20593 immediate tree attributes of TARGET, not necessarily honored when
20594 intermediate bitfields are involved.
20596 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
20599 * config/i386/driver-i386.c (host_detect_local_cpu): Support
20600 AVX, SSE4, AES, PCLMUL and POPCNT.
20602 2009-05-27 Diego Novillo <dnovillo@google.com>
20604 * tree-pretty-print.c (dump_location): New.
20605 (dump_generic_node): Call it.
20606 Factor code to handle BLOCK nodes ...
20607 (dump_block_node): ... here.
20609 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
20611 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
20613 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
20615 * gcc-plugin.h: Include config.h and system.h.
20616 (IN_GCC): Define if not defined.
20618 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
20620 PR middle-end/40249
20621 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
20624 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
20626 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
20628 * config/m32r/m32r.h: Ditto.
20629 * config/m32r/m32r.md: Ditto.
20630 * config/m32r/predicates.md: Ditto.
20632 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
20634 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
20636 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
20639 (Loading plugins): typo.
20640 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
20641 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
20642 (Interacting with the GCC Garbage Collector): Added new section.
20643 (Giving information about a plugin): Added new section for
20645 * ggc.h (ggc_register_root_tab): Added declaration.
20646 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
20647 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
20648 (register_callback): Improved comment in declaration.
20649 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
20650 (extra_root_vec) Added static variable for dynamic roots registration.
20651 (ggc_register_root_tab) Added new routine.
20652 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
20653 PLUGIN_GGC_MARKING event.
20654 * ggc-zone.c: Include plugin.h.
20655 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
20656 * ggc-page.c: Include plugin.h.
20657 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
20658 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
20659 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
20660 (register_callback): check lack of callbacks for
20661 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
20662 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
20663 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
20664 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
20665 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
20666 dependency on plugin.h.
20667 (plugin.o): Added dependency on ggc.h...
20669 2009-05-26 Richard Guenther <rguenther@suse.de>
20671 PR middle-end/40248
20673 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
20674 with mismatched comparison modes.
20676 * expr.c (expand_expr_real_1): Expand the operand of a
20677 VIEW_CONVERT_EXPR in its natural mode.
20679 2009-05-26 Ian Lance Taylor <iant@google.com>
20681 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
20682 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
20683 (ALL_COMPILERFLAGS): Define.
20684 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
20685 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
20686 (collect2$(exeext), collect2.o): Likewise.
20687 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
20688 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
20689 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
20690 (libbackend.o, intl.o, cppdefault.o): Likewise.
20691 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
20692 (build/%.o): Use $(COMPILER_FOR_BUILD).
20693 (build/gen%$(build_exeext)): Likewise.
20694 (build/gcov-iov$(build_exeext)): LIkewise.
20695 * config/t-darwin (darwin.o): Use $(COMPILER).
20696 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
20697 * config/t-sol2 (sol2-c.o): Likewise.
20698 (sol2.o): Likewise.
20699 * config/t-vxworks (vxworks.o): Likewise.
20700 * config/x-darwin (host-darwin.o): Likewise.
20701 * config/x-hpux (host-hpux.o): Likewise.
20702 * config/x-linux (host-linux.o): Likewise.
20703 * config/x-solaris (host-solaris.o): Likewise.
20704 * config/alpha/x-alpha (driver-alpha.o): Likewise.
20705 * config/arm/t-arm (arm-c.o): Likewise.
20706 * config/arm/t-pe (pe.o): Likewise.
20707 * config/arm/t-wince-pe (pe.o): Likewise.
20708 * config/i386/t-cygming (winnt.o): Likewise.
20709 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
20710 * config/i386/t-cygwin (cygwin1.o): Likewise.
20711 (cygwin2.o): Likewise.
20712 * config/i386/t-i386 (i386-c.o): Likewise.
20713 * config/i386/t-interix (winnt.o): Likewise.
20714 * config/i386/t-netware (netware.o): Likewise.
20715 * config/i386/t-nwld (nwld.o): Likewise.
20716 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
20717 * config/i386/x-i386 (driver-i386.o): Likewise.
20718 * config/i386/x-cygwin (host-cygwin.o): Likewise.
20719 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
20720 * config/ia64/t-ia64 (ia64-c.o): Likewise.
20721 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
20722 * config/mips/x-native (driver-native.o): Likewise.
20723 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
20724 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
20725 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
20726 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
20727 * config/score/t-score-elf (score7.o): Likewise.
20728 (score3.o): Likewise.
20729 * config/sh/t-sh (sh-c.o): Likewise.
20730 * config/sh/t-symbian (sh-c.o): Likewise.
20731 (symbian.o): Likewise.
20732 * config/spu/t-spu-elf (spu-c.o): Likewise.
20733 * config/v850/t-v850 (v850-c.o): Likewise.
20734 * config/v850/t-v850e (v850-c.o): Likewise.
20736 2009-05-26 Richard Guenther <rguenther@suse.de>
20738 PR tree-optimization/40122
20739 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
20740 VECTOR_CSTs if possible.
20741 (fold_gimple_assign): Likewise.
20743 2009-05-26 Richard Guenther <rguenther@suse.de>
20745 PR middle-end/40252
20746 * fold-const.c (fold_binary): Use the correct types for building
20749 2009-05-26 Richard Guenther <rguenther@suse.de>
20751 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
20752 redundant calls to merge_alias_info.
20753 (bump_vector_ptr): Likewise.
20754 * tree-ssa-copy.c (merge_alias_info): Remove.
20755 (replace_exp_1): Remove call to merge_alias_info.
20756 (propagate_tree_value): Likewise.
20757 (fini_copy_prop): Propagate points-to info.
20758 * tree-flow.h (merge_alias_info): Remove.
20760 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
20762 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
20764 2009-05-25 Jan Hubicka <jh@suse.cz>
20766 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
20767 * cgraph.h (struct inline_summary): New filed self_wize,
20768 size_inlining_benefit, self_time and time_inlining_benefit.
20769 (struct cgraph_global_info): Replace insns by time ans size fields.
20770 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
20771 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
20772 (ipcp_update_callgraph): Do not touch function bodies.
20773 * ipa-inline.c: Include except.h
20774 (MAX_TIME): New constant.
20775 (overall_insns): Remove.
20776 (leaf_node_p): New.
20777 (overall_size, max_benefit): New static variables.
20778 (cgraph_estimate_time_after_inlining): New function.
20779 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
20780 (cgraph_clone_inlined_nodes): Update size.
20781 (cgraph_mark_inline_edge): Update size.
20782 (cgraph_estimate_growth): Use size info.
20783 (cgraph_check_inline_limits): Check size.
20784 (cgraph_default_inline_p): Likewise.
20785 (cgraph_edge_badness): Compute badness based on benefit and size cost.
20786 (cgraph_decide_recursive_inlining): Check size.
20787 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
20789 (cgraph_decide_inlining): Likewise.
20790 (cgraph_decide_inlining_incrementally): Likewise; honor
20791 PARAM_EARLY_INLINING_INSNS.
20792 (likely_eliminated_by_inlining_p): New predicate.
20793 (estimate_function_body_sizes): New function.
20794 (compute_inline_parameters): Use it.
20795 * except.c (must_not_throw_labels): New function.
20796 * except.h (must_not_throw_labels): Declare.
20797 * tree-inline.c (init_inline_once): Kill inlining_weigths
20798 * tree-ssa-structalias.c: Avoid uninitialized warning.
20799 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
20800 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
20801 (PARAM_INLINE_CALL_COST): Remove.
20802 (PARAM_EARLY_INLINING_INSNS): New.
20804 2009-05-25 Richard Guenther <rguenther@suse.de>
20806 PR tree-optimization/36327
20807 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
20808 callback for reference translation or lookup at the point of may-defs.
20809 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
20810 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
20811 for union COMPONENT_REFs.
20812 (vn_reference_lookup_3): New callback. Lookup from memset
20813 and CONSTRUCTOR assignment, translate through struct copies.
20814 (vn_reference_lookup_pieces): Make sure to not free the
20815 passed operands array. Adjust walk_non_aliased_vuses call.
20816 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
20817 make sure we do not leak memory.
20819 2009-05-25 Richard Guenther <rguenther@suse.de>
20821 * tree-ssa-alias.h (dump_points_to_solution): Declare.
20822 * tree-inline.c (expand_call_inline): Reset the escaped and
20823 callused solutions.
20824 * tree-ssa-structalias.c (pass_build_ealias): New.
20825 * tree-pass.h (pass_build_ealias): Declare.
20826 * passes.c (init_optimization_passes): Add PTA during
20827 early optimizations.
20828 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
20829 and CALLUSED solutions.
20830 (dump_points_to_solution): New function, split out from ...
20831 (dump_points_to_info_for): ... here.
20832 * tree-parloops.c (parallelize_loops): Reset the escaped and
20833 callused solutions.
20835 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
20838 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
20839 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
20841 2009-05-25 Ira Rosen <irar@il.ibm.com>
20843 PR tree-optimization/40238
20844 * tree-vect-stmts.c (vect_init_vector): Insert initialization
20845 statements after basic block's labels.
20846 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
20847 to free the allocated memory.
20849 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
20851 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
20852 return address with a USE.
20854 2009-05-24 Richard Guenther <rguenther@suse.de>
20856 PR middle-end/40233
20857 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
20858 array type from the main variant of the inner type.
20860 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
20862 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
20863 definition to bool (from int) to un-break build.
20864 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
20866 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
20868 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
20869 discard_stmt_changes): Delete.
20870 * tree-ssa-operands.c (scb_stack): Delete.
20871 (init_ssa_operands): Do not initialize it.
20872 (fini_ssa_operands): Do not free it.
20873 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
20875 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
20876 update_stmt, remove the others. Fix comments.
20877 * tree-dfa.c (optimize_stack_restore): Likewise.
20878 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
20879 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
20880 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
20881 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
20883 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
20884 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
20885 (dom_opt_finalize_block): Likewise, adjusting access to
20887 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
20888 (stmts_to_rescan): Change item type to gimple.
20889 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
20891 2009-05-24 Ira Rosen <irar@il.ibm.com>
20893 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
20894 * tree-pass.h (pass_slp_vectorize): New pass.
20895 * params.h (SLP_MAX_INSNS_IN_BB): Define.
20896 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
20897 * tree-vectorizer.c (timevar.h): Include.
20898 (user_vect_verbosity_level): Declare.
20899 (vect_location): Fix comment.
20900 (vect_set_verbosity_level): Update user_vect_verbosity_level
20901 instead of vect_verbosity_level.
20902 (vect_set_dump_settings): Add an argument. Ignore user defined
20903 verbosity if dump flags require higher level of verbosity. Print to
20904 stderr only for loop vectorization.
20905 (vectorize_loops): Update call to vect_set_dump_settings.
20906 (execute_vect_slp): New function.
20907 (gate_vect_slp): Likewise.
20908 (struct gimple_opt_pass pass_slp_vectorize): New.
20909 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
20910 access its members.
20911 (vec_info_for_bb): New function.
20912 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
20913 (VECTORIZATION_ENABLED): New macro.
20914 (SLP_ENABLED, SLP_DISABLED): Likewise.
20915 (vect_is_simple_use): Add bb_vec_info argument.
20916 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
20917 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
20918 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
20919 vect_schedule_slp, vect_analyze_slp): Likewise.
20920 (vect_analyze_stmt): Add slp_tree argument.
20921 (find_bb_location): Declare.
20922 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
20923 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
20924 (vect_analyze_loop_operations, vect_analyze_loop,
20925 get_initial_def_for_induction, vect_create_epilog_for_reduction,
20926 vect_finalize_reduction, vectorizable_reduction,
20927 vectorizable_live_operation, vect_transform_loop): Likewise.
20928 * tree-data-ref.c (dr_analyze_innermost): Update comment,
20929 skip evolution analysis if analyzing a basic block.
20930 (dr_analyze_indices): Likewise.
20931 (initialize_data_dependence_relation): Skip the test whether the
20932 object is invariant for basic blocks.
20933 (compute_all_dependences): Skip dependence analysis for data
20934 references in basic blocks.
20935 (find_data_references_in_stmt): Don't fail in case of invariant
20936 access in basic block.
20937 (find_data_references_in_bb): New function.
20938 (find_data_references_in_loop): Move code to
20939 find_data_references_in_bb and add a call to it.
20940 (compute_data_dependences_for_bb): New function.
20941 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
20942 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
20944 (vect_analyze_data_ref_dependence): Check for interleaving in case of
20945 unknown dependence in basic block and fail in case of dependence in
20947 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
20948 dependence instances from either loop or basic block vectorization
20950 (vect_compute_data_ref_alignment): Check if it is loop vectorization
20951 before calling nested_in_vect_loop_p.
20952 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
20953 dependence instances from either loop or basic block vectorization
20955 (vect_verify_datarefs_alignment): Likewise.
20956 (vect_enhance_data_refs_alignment): Adjust function calls.
20957 (vect_analyze_data_refs_alignment): Likewise.
20958 (vect_analyze_group_access): Fix printing. Skip different checks if
20959 DR_STEP is 0. Keep strided stores either in loop or basic block
20960 vectorization data structure. Fix indentation.
20961 (vect_analyze_data_ref_access): Fix comments, allow zero step in
20963 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
20964 dependence instances from either loop or basic block vectorization
20966 (vect_analyze_data_refs): Update comment. Call
20967 compute_data_dependences_for_bb to analyze basic blocks.
20968 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
20969 case of loop vectorization. In case of basic block vectorization use
20970 data-ref itself as a base.
20971 (vect_create_data_ref_ptr): In case of basic block vectorization:
20972 don't advance the pointer, add new statements before the current
20973 statement. Adjust function calls.
20974 (vect_supportable_dr_alignment): Support only aligned accesses in
20975 basic block vectorization.
20976 * common.opt (ftree-slp-vectorize): New flag.
20977 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
20978 (vect_pattern_recog_1): Likewise.
20979 * tree-vect-stmts.c (process_use): Likewise.
20980 (vect_init_vector): Add new statements in the beginning of the basic
20981 block in case of basic block SLP.
20982 (vect_get_vec_def_for_operand): Adjust function calls.
20983 (vect_finish_stmt_generation): Likewise.
20984 (vectorizable_call): Add assert that it is loop vectorization, adjust
20986 (vectorizable_conversion, vectorizable_assignment): Likewise.
20987 (vectorizable_operation): In case of basic block SLP, take
20988 vectorization factor from statement's type and skip the relevance
20989 check. Adjust function calls.
20990 (vectorizable_type_demotion): Add assert that it is loop
20991 vectorization, adjust function calls.
20992 (vectorizable_type_promotion): Likewise.
20993 (vectorizable_store): Check for outer loop only in case of loop
20994 vectorization. Adjust function calls. For basic blocks, skip the
20995 relevance check and don't advance pointers.
20996 (vectorizable_load): Likewise.
20997 (vectorizable_condition): Add assert that it is loop vectorization,
20998 adjust function calls.
20999 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
21000 that it is not reduction, get vector type, call only supported
21001 functions, skip loop specific parts.
21002 (vect_transform_stmt): Check for outer loop only in case of loop
21004 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
21005 (vect_is_simple_use): Fix comment, add new argument, fix conditions
21006 for external definition.
21007 * passes.c (pass_slp_vectorize): New pass.
21008 * tree-vect-slp.c (find_bb_location): New function.
21009 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
21010 check for patterns only in loops.
21011 (vect_build_slp_tree): Add argument, adjust function calls, fail in
21012 case of multiple types in basic block SLP.
21013 (vect_mark_slp_stmts_relevant): New function.
21014 (vect_supported_load_permutation_p): Fix comment.
21015 (vect_analyze_slp_instance): Add argument. In case of basic block
21016 SLP, take vectorization factor from statement's type, check that
21017 unrolling factor is 1. Adjust function call. Save SLP instance in
21018 either loop or basic block vectorization structure. Return FALSE,
21020 (vect_analyze_slp): Add argument. Get strided stores groups from
21021 either loop or basic block vectorization structure. Return FALSE
21022 if basic block SLP failed.
21023 (new_bb_vec_info): New function.
21024 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
21025 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
21026 (vect_schedule_slp): Add argument. Get SLP instances from either
21027 loop or basic block vectorization structure. Set vectorization factor
21028 to be 1 for basic block SLP.
21029 (vect_slp_transform_bb): New function.
21030 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
21032 2009-05-23 Mark Mitchell <mark@codesourcery.com>
21034 * final.c (shorten_branches): Do not align labels for jump tables.
21035 (final_scan_insn): Use JUMP_TABLE_DATA_P.
21037 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
21039 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
21040 Remove outdated reference to flow.c and fix nits.
21041 * doc/gccint.texi: Tweak RTL description.
21042 * doc/rtl.texi: Likewise.
21044 2009-05-23 Denis Chertykov <chertykov@gmail.com>
21046 * config/avr/avr.c: Change my email address.
21047 * config/avr/avr.h: Likewise.
21048 * config/avr/avr.md: Likewise.
21049 * config/avr/avr-protos.h: Likewise.
21050 * config/avr/libgcc.S: Likewise.
21052 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
21054 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
21055 (spu_split_load, spu_split_store): Change return type to int.
21056 (spu_split_convert): Declare.
21057 * config/spu/predicates.md (spu_mem_operand): Remove.
21058 (spu_mov_operand): Update.
21059 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
21060 * config/spu/spu.c (regno_aligned_for_load): Remove.
21061 (reg_aligned_for_addr, spu_expand_load): Define.
21062 (spu_expand_extv): Reimplement and handle MEM.
21063 (spu_expand_insv): Handle MEM.
21064 (spu_sched_reorder): Handle insn's with length 0.
21065 (spu_legitimate_address_p): Reimplement.
21066 (store_with_one_insn_p): Return TRUE for any mode with size
21067 larger than 16 bytes.
21068 (address_needs_split): Define.
21069 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
21071 (spu_convert_move): Define.
21072 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
21073 (spu_split_store): Change all MEM's to TImode.
21074 (spu_init_expanders): Preallocate registers that correspond to
21075 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
21077 (spu_split_convert): Define.
21078 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
21079 (_move<mode>, _movdi, _movti): Update predicate and condition.
21080 (load, store): Change to define_split.
21081 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
21083 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
21084 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
21085 define_insn_and_split of lshr<mode>3.
21086 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
21087 (<v>ashr<mode>3_imm): Define.
21088 (extv, extzv, insv): Allow MEM operands.
21089 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
21090 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
21091 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
21092 (_spu_convert2): Change to define_insn_and_split and remove the
21093 corresponding define_peephole2.
21094 (stack_protect_set, stack_protect_test, stack_protect_test_si):
21095 Change predicates to memory_operand.
21097 2009-05-22 Mark Mitchell <mark@codesourcery.com>
21099 * config/arm/thumb2.md: Add 16-bit multiply instructions.
21101 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
21103 PR tree-optimization/40219
21104 * tree.c (iterative_hash_expr): Make sure the builtin function is
21105 a normal builtin function and not a front end or back end builtin
21106 before indexing into the built_in_decls array.
21108 2009-05-22 Richard Guenther <rguenther@suse.de>
21110 PR middle-end/38964
21111 * alias.c (write_dependence_p): Do not use TBAA for answering
21112 anti-dependence or output-dependence.
21113 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
21114 (emit_pointer_definition): Remove.
21115 (emit_alias_warning): Likewise.
21116 (find_what_var_points_to): Remove TBAA pruning code.
21117 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
21119 (compute_points_to_sets): Remove code computing the set of
21120 dereferenced pointers.
21121 * tree-data-ref.c (dr_may_alias_p): Properly use the split
21122 oracle for querying anti and output dependencies.
21123 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
21124 if TBAA may be applied.
21125 (refs_anti_dependent_p): New function.
21126 (refs_output_dependent_p): Likewise.
21127 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
21128 (refs_output_dependent_p): Likewise.
21129 * doc/tree-ssa.texi (Memory model): New section.
21130 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
21131 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
21132 * cfgexpand.c (expand_gimple_basic_block): Do not handle
21133 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
21134 * expr.c (expand_expr_real_1): Likewise.
21135 * gimple-low.c (lower_stmt): Likewise.
21136 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
21137 (dump_gimple_cdt): Remove.
21138 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
21139 (gimple_size): Likewise.
21140 (walk_gimple_op): Likewise.
21141 (is_gimple_stmt): Likewise.
21142 (walk_stmt_load_store_addr_ops): Likewise.
21143 (gimple_build_cdt): Remove.
21144 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
21145 * gimple.h (gimple_cdt_new_type): Remove.
21146 (gimple_cdt_new_type_ptr): Likewise.
21147 (gimple_cdt_set_new_type): Likewise.
21148 (gimple_cdt_location): Likewise.
21149 (gimple_cdt_location_ptr): Likewise.
21150 (gimple_cdt_set_location): Likewise.
21151 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
21152 * tree-cfg.c (remove_useless_stmts_1): Do not handle
21153 GIMPLE_CHANGE_DYNAMIC_TYPE.
21154 (verify_types_in_gimple_stmt): Likewise.
21155 * tree-inline.c (estimate_num_insns): Likewise.
21156 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
21157 (copy_decl_to_var): Likewise.
21158 (copy_result_decl_to_var): Likewise.
21159 * tree-pretty-print.c (dump_generic_node): Do not handle
21160 CHANGE_DYNAMIC_TYPE_EXPR.
21161 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
21162 * tree-ssa-operands.c (get_expr_operands): Likewise.
21163 * tree-ssa-structalias.c (struct variable_info): Remove
21164 no_tbaa_pruning member.
21165 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
21166 (unify_nodes): Do not copy it.
21167 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
21168 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
21169 (set_uids_in_ptset): Do not check it.
21170 (find_what_var_points_to): Likewise.
21171 (compute_tbaa_pruning): Remove.
21172 (compute_points_to_sets): Do not call it.
21173 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
21174 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
21175 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
21176 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
21177 (DECL_NO_TBAA_P): Likewise.
21178 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
21179 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
21180 (expand_omp_atomic_pipeline): Do not set it.
21181 * print-tree.c (print_node): Do not dump it.
21182 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
21185 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
21188 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
21191 2009-05-22 Mark Mitchell <mark@codesourcery.com>
21193 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
21196 2009-05-22 Ben Elliston <bje@au.ibm.com>
21198 * Makefile.in (bversion.h, s-bversion): New targets.
21199 (TOPLEV_H): Add bversion.h.
21200 * toplev.h: Include "bversion.h".
21201 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
21202 the __format__ attribute only if compiling with the same version
21203 of GCC as the sources (the "build version").
21205 2009-05-22 Ben Elliston <bje@au.ibm.com>
21207 * c-format.c (handle_format_attribute): Fix comment typo.
21209 2009-05-21 Steve Ellcey <sje@cup.hp.com>
21212 * config/ia64/ia64.opt (mfused-madd): New.
21213 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
21214 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
21215 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
21216 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
21217 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
21218 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
21219 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
21220 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
21221 instruction if !TARGET_FUSED_MADD.
21222 (fpma, fpms): Remove colon from name.
21224 2009-05-22 Richard Guenther <rguenther@suse.de>
21226 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
21227 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
21228 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
21230 (create_expression_by_pieces): Only convert if necessary.
21231 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
21232 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
21234 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
21236 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
21237 regular pattern from a template and rename it ...
21238 (*extzv_truncsi_exts): ... to this.
21240 2009-05-21 Richard Guenther <rguenther@suse.de>
21242 * cgraph.h (struct cgraph_node): Remove inline_decl member.
21243 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
21244 (cgraph_default_inline_p): Likewise.
21245 (cgraph_decide_inlining_incrementally): Likewise.
21247 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
21248 Uros Bizjak <ubizjak@gmail.com>
21250 * config/i386/cpuid.h (bit_MOVBE): New.
21252 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
21254 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
21255 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
21256 (ix86_handle_option): Handle OPT_mmovbe.
21257 (ix86_target_string): Add -mmovbe.
21258 (pta_flags): Add PTA_MOVBE.
21259 (processor_alias_table): Add PTA_MOVBE to "atom".
21260 (override_options): Handle PTA_MOVBE.
21262 * config/i386/i386.h (TARGET_MOVBE): New.
21264 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
21265 (*bswapsi_movbe): New.
21266 (*bswapdi_movbe): Likewise.
21267 (bswapdi2): Renamed to ...
21268 (*bswapdi_1): This.
21269 (bswapdi2): New expander.
21271 * config/i386/i386.opt (mmovbe): New.
21273 * doc/invoke.texi: Document -mmovbe.
21275 2009-05-21 Taras Glek <tglek@mozilla.com>
21277 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
21278 * gcc-plugin.h (plugin_init): Updated signature.
21279 * gcc-plugin.h (plugin_name_args): Moved to this header.
21280 * doc/plugins.texi (plugin_init): Updated documention to reflect
21282 * doc/plugins.texi (plugin_name_args): Added to documention.
21284 2009-05-21 Mark Mitchell <mark@codesourcery.com>
21286 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
21287 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
21289 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
21291 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
21292 JUMP_TABLE_DATA_P predicates where applicable.
21293 * config/i386/predicates.md: Ditto.
21294 * config/i386/sse.md: Ditto.
21296 2009-05-21 Jakub Jelinek <jakub@redhat.com>
21298 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
21299 operand2 -128 override length_immediate attribute to 1.
21300 * config/i386/predicates.md (constm128_operand): New predicate.
21302 * config/i386/i386.c (memory_address_length): Handle %r12
21303 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
21305 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
21306 mode look through optional ZERO_EXTEND and SUBREG.
21307 * config/i386/i386.md (R12_REG): New define_constant.
21308 (prefix_data16): For sse unit set also for MODE_TI insns.
21309 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
21310 insns set if operand 1 is ext_QIreg_operand.
21311 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
21312 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
21314 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
21315 mode from MODE_DI to MODE_SI.
21316 (movdi_1_rex64): Override modrm and length_immediate attributes
21317 only for movabs (TYPE_IMOV, alternative 2).
21318 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
21319 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
21320 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
21321 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
21322 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
21323 prefix_rex attribute if DImode.
21324 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
21325 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
21326 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
21327 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
21328 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
21329 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
21330 Likewise. For TYPE_IMOV clear length_immediate attribute.
21331 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
21332 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
21333 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
21334 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
21335 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
21336 or one operand TYPE_ISHIFT.
21337 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
21338 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
21339 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
21340 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
21341 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
21342 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
21343 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
21344 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
21345 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
21346 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
21347 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
21348 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
21349 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
21350 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
21351 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
21352 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
21353 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
21354 set mode attribute, don't override length attribute.
21355 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
21357 (return_internal_long): Set length attribute to 2 instead of 1.
21358 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
21359 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
21360 prefix_rex attribute.
21361 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
21363 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
21365 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21367 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
21369 2009-05-20 Ian Lance Taylor <iant@google.com>
21371 * tree.c (build_tree_list_vec_stat): New function.
21372 (ctor_to_vec): New function.
21373 (build_nt_call_vec): New function.
21374 (build_call_array): Change args to be a const pointer.
21375 (build_call_vec): New function.
21376 * tree.h (build_nt_call_vec): Declare.
21377 (build_tree_list_vec_stat): Declare.
21378 (build_tree_list_vec): Define.
21379 (build_call_array): Update declaration.
21380 (build_call_vec): Declare.
21381 (ctor_to_vec): Declare.
21382 * c-common.c (tree_vector_cache): New static variable.
21383 (make_tree_vector): New function.
21384 (release_tree_vector): New function.
21385 (make_tree_vector_single): New function.
21386 (make_tree_vector_copy): New function.
21387 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
21388 (make_tree_vector_single, make_tree_vector_copy): Declare.
21389 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
21390 (c_parser_expr_list): Don't manage cache here, instead call
21392 (c_parser_release_expr_list): Remove static function.
21393 (c_parser_vec_to_tree_list): Remove static function.
21394 (c_parser_attributes): Call build_tree_list_vec instead of
21395 c_parser_vec_to_tree_list. Call release_tree_vector instead of
21396 c_parser_release_expr_list.
21397 (c_parser_postfix_expression_after_primary): Likewise.
21398 (c_parser_objc_keywordexpr): Likewise.
21400 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
21402 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
21403 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
21404 TARGET_CONVERT_TO_TYPE.
21405 * hooks.c (hook_tree_const_tree_null): Define.
21406 * hooks.h (hook_tree_const_tree_null): Declare.
21407 * target.h (struct gcc_target): Add invalid_parameter_type,
21408 invalid_return_type, promoted_type, and convert_to_type fields.
21409 * target-def.h (TARGET_INVALID_PARAMETER_TYPE): Define.
21410 (TARGET_INVALID_RETURN_TYPE): Define.
21411 (TARGET_PROMOTED_TYPE): Define.
21412 (TARGET_CONVERT_TO_TYPE): Define.
21413 (TARGET_INITIALIZER): Update for new fields.
21414 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
21415 (grokparms): Check targetm.invalid_parameter_type.
21416 * c-typeck.c (default_conversion): Check targetm.promoted_type.
21417 * c-convert.c (convert): Check targetm.convert_to_type.
21419 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
21421 * config/mips/mips.md (*extenddi_truncate<mode>,
21422 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
21424 (*extendhi_truncateqi): New define_insn_and_sptit.
21426 2009-05-20 Jakub Jelinek <jakub@redhat.com>
21428 PR middle-end/40204
21429 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
21430 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
21432 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
21434 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
21435 the operand of VIEW_CONVERT_EXPR.
21437 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
21439 * config/i386/driver-i386.c (host_detect_local_cpu): Check
21440 extended family and model for Intel processors. Support Intel Atom.
21442 2009-05-20 Olivier Hainque <hainque@adacore.com>
21444 * gstab.h (stab_code_type): Define, to be used instead of the
21445 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
21447 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
21448 occurrences by stab_code_type.
21449 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
21451 2009-05-20 Martin Jambor <mjambor@suse.cz>
21453 * tree-flow.h (insert_edge_copies_seq): Undeclare.
21454 (sra_insert_before): Likewise.
21455 (sra_insert_after): Likewise.
21456 (sra_init_cache): Likewise.
21457 (sra_type_can_be_decomposed_p): Likewise.
21458 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
21459 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
21460 (sra_insert_before): Likewise.
21461 (sra_insert_after): Likewise.
21462 (sra_init_cache): Likewise.
21463 (insert_edge_copies_seq): Made static and moved upwards.
21465 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
21468 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
21470 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
21471 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
21474 2009-05-20 Richard Guenther <rguenther@suse.de>
21476 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
21477 with mismatched comparison modes.
21479 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21481 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
21482 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
21483 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
21484 with shifts for Thumb2.
21485 (orsi_notsi): New for orn.
21486 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
21487 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
21488 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
21489 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
21490 Don't invert remainder for IOR.
21492 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
21494 PR tree-optimization/40087
21495 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
21496 number_of_iterations_ne): Rename never_infinite argument.
21497 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
21498 number_of_iterations_le): Handle pointer-type ivs when
21499 exit_must_be_taken is false.
21500 (number_of_iterations_cond): Do not always assume that
21501 exit_must_be_taken if the control variable is a pointer.
21503 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
21505 * c-typeck.c (build_binary_op): Allow % on integal vectors.
21506 * doc/extend.texi (Vector Extension): Document that % is allowed too.
21508 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
21510 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
21511 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
21513 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
21516 * c.opt (Wlogical-op): Disabled by default.
21517 * c-opt (c_common_post_options): Do not enable Wlogical-op with
21519 * doc/invoke.texi (Wlogical-op): Likewise.
21521 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
21523 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
21525 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
21526 Propagate the type of the first operand.
21527 <ASSERT_EXPR>: Simplify.
21528 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
21529 Rewrite using the RHS code as discriminant.
21530 <NOP_EXPR>: Turn into CASE_CONVERT.
21531 <PLUS_EXPR>: Propagate the type of the first operand.
21533 2009-05-19 Steve Ellcey <sje@cup.hp.com>
21535 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
21536 (ia64_dconst_0_375): New.
21537 * config/ia64/ia64.c (ia64_override_options): Remove
21538 -minline-sqrt-min-latency warning.
21539 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
21540 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
21541 * config/ia64/ia64.md (*sqrt_approx): Remove.
21542 (sqrtsf2): Remove #if 0.
21543 (sqrtsf2_internal_thr): Rewrite and move to div.md.
21544 (sqrtdf): Remove assert.
21545 (sqrtdf2_internal_thr): Rewrite and move to div.md.
21546 (sqrtxf2): Remove #if 0.
21547 (sqrtxf2_internal_thr): Rewrite and move to div.md.
21548 * div.md (sqrt_approx_rf): New.
21549 (sqrtsf2_internal_thr): New implementation.
21550 (sqrtsf2_internal_lat): New.
21551 (sqrtdf2_internal_thr: New implementation.
21552 (sqrtxf2_internal): New implementation.
21554 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
21555 Hans-Peter Nilsson <hp@axis.com>
21557 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
21558 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
21559 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
21560 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
21561 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
21562 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
21563 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
21564 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
21565 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
21566 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
21567 * c-common.c: ...from here.
21569 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
21571 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
21573 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21575 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
21577 2009-05-19 Ben Elliston <bje@au.ibm.com>
21579 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
21580 assignments with memcpy calls.
21581 (add_fdes): Likewise.
21582 (binary_search_unencoded_fdes): Likewise.
21583 (linear_search_fdes): Eliminate type puns.
21585 2009-05-19 Richard Guenther <rguenther@suse.de>
21587 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
21588 not falsely claim to have propagated into all uses.
21590 2009-05-19 Ben Elliston <bje@au.ibm.com>
21592 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
21595 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
21597 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
21598 * config/sh/sh.c (sh_legitimate_address_p): Make static.
21599 (TARGET_LEGITIMATE_ADDRESS_P): New.
21600 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21601 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
21603 2009-05-18 Dodji Seketeli <dodji@redhat.com>
21606 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
21607 child of the containing namespace's DIE.
21609 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
21611 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
21612 *zero_extendhi_truncqi): Move after the zero_extend patterns.
21613 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
21616 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
21619 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
21620 gen_align with gen_pad.
21621 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
21622 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
21624 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
21625 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
21627 * config/i386/i386.md (align): Renamed to ...
21628 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
21629 ASM_OUTPUT_MAX_SKIP_PAD.
21631 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
21633 * config.gcc: Fix variable syntax.
21636 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
21637 before calling exact_log2.
21638 (output_iorsi3): Likewise.
21639 (output_xorsi3): Likewise.
21641 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
21643 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
21644 for the none zero constant operand except for EQ and NE
21645 comprisons even when the first operand is R0.
21647 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
21649 * config/s390/2064.md: Remove trailing whitespaces.
21650 * config/s390/2084.md: Likewise.
21651 * config/s390/constraints.md: Likewise.
21652 * config/s390/fixdfdi.h: Likewise.
21653 * config/s390/libgcc-glibc.ver: Likewise.
21654 * config/s390/s390-modes.def: Likewise.
21655 * config/s390/s390-protos.h: Likewise.
21656 * config/s390/s390.c: Likewise.
21657 * config/s390/s390.h: Likewise.
21658 * config/s390/s390.md: Likewise.
21659 * config/s390/tpf-unwind.h: Likewise.
21661 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
21663 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
21665 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
21668 * configure.ac (m68k-*-*): Check if binutils support TLS.
21669 * configure: Regenerate.
21670 * config/m68k/predicates.md (symbolic_operand): Extend comment.
21671 * config/m68k/constraints.md (Cu): New constraint.
21672 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
21673 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
21674 (movsi): Handle TLS symbols.
21675 (addsi3_5200): Handle XTLS symbols, indent.
21676 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
21677 (m68k_tls_reference_p): Declare.
21678 (m68k_legitimize_address): Declare.
21679 (m68k_unwrap_symbol): Declare.
21680 * config/m68k/m68k.opt (mxtls): New option.
21681 * config/m68k/m68k.c (ggc.h): Include.
21682 (m68k_output_dwarf_dtprel): Implement hook.
21683 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
21684 (m68k_expand_prologue): Load GOT pointer when function needs it.
21685 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
21686 (m68k_legitimate_constant_address_p): Same.
21687 (m68k_decompose_address): Handle TLS references.
21688 (m68k_get_gp): New static function.
21689 (enum m68k_reloc): New contants.
21690 (TLS_RELOC_P): New macro.
21691 (m68k_wrap_symbol): New static function.
21692 (m68k_unwrap_symbol): New function.
21693 (m68k_final_prescan_insn_1): New static function.
21694 (m68k_final_prescan_insn): New function.
21695 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
21697 (legitimize_pic_address): Handle TLS references..
21698 (m68k_tls_get_addr, m68k_get_tls_get_addr)
21699 (m68k_libcall_value_in_a0_p)
21700 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
21701 (m68k_call_m68k_read_tp): Helper variables and functions for ...
21702 (m68k_legitimize_tls_address): Handle TLS references.
21703 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
21705 (m68k_legitimize_address): Handle TLS symbols.
21706 (m68k_get_reloc_decoration): New static function.
21707 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
21709 (m68k_output_dwarf_dtprel): Implement hook.
21710 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
21711 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
21712 m68k_call_* routines.
21713 (sched_attr_op_type): Handle TLS symbols.
21714 (gt-m68k.h): Include.
21715 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
21716 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
21718 2009-05-18 Martin Jambor <mjambor@suse.cz>
21720 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
21721 (visit_store_addr_for_mod_analysis): New function.
21722 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
21723 (determine_cst_member_ptr): Use gimple_assign_single_p.
21724 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
21725 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
21726 operands. Don't check number of operands of a NOP_EXPR.
21728 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
21730 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
21732 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
21735 * c-common.c (warn_logical_operator): Don't warn if one of
21736 expression isn't always true or false.
21738 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
21740 * config/i386/biarch32.h: New file.
21741 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
21743 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
21745 * config/mips/mips.md (*zero_extend<mode>_trunchi,
21746 *zero_extend<mode>_truncqi): Merge these into ...
21747 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
21748 Name the pattern following this as *zero_extendhi_truncqi.
21750 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
21752 PR middle-end/39301
21753 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
21754 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
21755 (output_info): Make field HOST_WIDEST_INT.
21756 (print_statistics): Use HOST_WIDEST_INT_PRINT.
21757 (dump_bitmat_statistics): Same.
21759 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
21761 * config.gcc (use_gcc_stdint): Set to wrap.
21762 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
21763 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
21764 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
21765 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
21766 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
21767 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
21768 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
21769 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
21771 2009-05-16 Joseph Myers <joseph@codesourcery.com>
21773 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
21775 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
21776 Move definitions earlier.
21777 (OPT_ARCH64, OPT_ARCH32): Define.
21778 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
21781 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
21784 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
21787 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
21789 * arm.md (movdi2): Copy non-reg values to DImode registers.
21791 2009-05-16 Jakub Jelinek <jakub@redhat.com>
21794 * final.c (label_to_max_skip): New function.
21795 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
21796 CODE_LABEL_NUMBER <= max_labelno.
21797 * output.h (label_to_max_skip): New prototype.
21798 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
21799 (ix86_avoid_jump_mispredicts): ... this. Don't define if
21800 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
21801 Handle CODE_LABELs with >= 16 byte alignment or with
21802 max_skip == (1 << align) - 1.
21803 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
21804 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
21807 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
21808 .p2align 3 if MAX_SKIP is smaller than 7.
21809 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
21811 2009-05-15 Ian Lance Taylor <iant@google.com>
21813 * alias.c (struct alias_set_entry_d): Rename from struct
21814 alias_set_entry. Change all uses.
21815 * except.c (struct call_site_record_d): Rename from struct
21816 call_site_record. Change all uses.
21817 * except.h (struct eh_region_d): Rename from struct eh_region.
21819 * gcse.c (struct hash_table_d): Rename from struct hash_table.
21821 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
21822 ivtype_map_elt. Change all uses.
21823 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
21825 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
21826 * graphite.h (struct name_tree_d): Rename from struct name_tree.
21828 (struct sese_d): Rename from struct sese. Change all uses.
21829 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
21830 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
21831 * optabs.h (struct optab_d): Rename from struct optab. Change all
21833 (struct convert_optab_d): Rename from struct convert_optab.
21835 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
21836 ipa_opt_pass. Change all uses.
21837 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
21840 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
21841 defined as a typedef.
21842 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
21845 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
21848 * fold-const.c (make_range,build_range_check,merge_ranges): Move
21850 (merge_ranges): Returns bool.
21851 * tree.h (make_range): .. to here.
21852 (build_range_check): Likewise.
21853 (merge_ranges): Likewise. Renamed from merge_ranges.
21854 * c-typeck.c (parser_build_binary_op): Update calls to
21855 warn_logical_operator.
21856 * c-common.c (warn_logical_operator): Add new warning.
21857 * c-common.h (warn_logical_operator): Update declaration.
21859 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
21861 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
21863 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21865 * doc/install.texi: Document MPC requirements, flags etc.
21867 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
21868 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
21869 Evaluate constant arguments.
21870 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
21871 (fold_builtin_1): Likewise, also evaluate constant arguments.
21872 Remove superfluous break.
21873 (do_mpc_ckconv): New.
21874 * real.h: Include mpc.h.
21875 * toplev.c (print_version): Output MPC version info if available.
21877 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
21879 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
21881 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
21883 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
21886 2009-05-15 Jan Hubicka <jh@suse.cz>
21888 * doc/invoke.texi (max-early-inliner-iterations): New flag.
21889 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
21890 (try_inline): Fix return value.
21891 (cgraph_decide_inlining_incrementally): Honor new value.
21892 (cgraph_early_inlining): Handle indirect inlining.
21893 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
21895 2009-05-15 Jan Hubicka <jh@suse.cz>
21897 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
21898 * cgraphunit.c (cgraph_finalize_function): Set it.
21899 (cgraph_expand_function): Use it.
21901 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
21903 * real.c (encode_ieee_half): Define.
21904 (decode_ieee_half): Define.
21905 (ieee_half_format): Define.
21906 (arm_half_format): Define.
21907 * real.h (ieee_half_format): Declare.
21908 (arm_half_format): Declare.
21910 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
21912 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
21913 swapped, and reversed optabs exist before trying to use them.
21915 2009-05-15 Paul Brook <paul@codesourcery.com>
21916 Sandra Loosemore <sandra@codesourcery.com>
21918 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
21919 loads. Allow PRE_DEC.
21920 (output_move_neon): Handle PRE_DEC.
21921 (arm_print_operand): Add 'A' for neon structure loads.
21922 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
21923 * config/arm/neon.md (neon_mov): Update comment.
21924 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
21926 (Um): New constraint.
21928 2009-05-15 Jan Hubicka <jh@suse.cz>
21930 Revert the following patch until testsuite fallout is fixed:
21931 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
21932 * cgraph.h (struct inline_summary): New filed self_wize,
21933 size_inlining_benefit, self_time and time_inlining_benefit.
21934 (struct cgraph_global_info): Replace insns by time ans size fields.
21935 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
21936 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
21937 (ipcp_update_callgraph): Do not touch function bodies.
21938 * ipa-inline.c: Include except.h
21939 (MAX_TIME): New constant.
21940 (overall_insns): Remove
21941 (overall_size, max_benefit): New static variables.
21942 (cgraph_estimate_time_after_inlining): New function.
21943 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
21944 (cgraph_clone_inlined_nodes): Update size.
21945 (cgraph_mark_inline_edge): Update size.
21946 (cgraph_estimate_growth): Use size info.
21947 (cgraph_check_inline_limits): Check size.
21948 (cgraph_default_inline_p): Likewise.
21949 (cgraph_edge_badness): Compute badness based on benefit and size cost.
21950 (cgraph_decide_recursive_inlining): Check size.
21951 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
21953 (cgraph_decide_inlining): Likewise.
21954 (cgraph_decide_inlining_incrementally): Likewise; honor
21955 PARAM_EARLY_INLINING_INSNS.
21956 (likely_eliminated_by_inlining_p): New predicate.
21957 (estimate_function_body_sizes): New function.
21958 (compute_inline_parameters): Use it.
21959 * except.c (must_not_throw_labels): New function.
21960 * except.h (must_not_throw_labels): Declare.
21961 * tree-inline.c (init_inline_once): Kill inlining_weigths
21962 * tree-ssa-structalias.c: Avoid uninitialized warning.
21963 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
21964 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
21965 (PARAM_INLINE_CALL_COST): Remove.
21966 (PARAM_EARLY_INLINING_INSNS): New.
21968 2009-05-15 Richard Guenther <rguenther@suse.de>
21970 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
21971 not TODO_update_ssa.
21973 2009-05-15 Richard Guenther <rguenther@suse.de>
21975 PR tree-optimization/39999
21976 * gimple.h (gimple_expr_type): Use the expression type looking
21977 through useless conversions.
21978 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
21979 (vn_nary_op_insert_stmt): Likewise.
21980 (simplify_binary_expression): Likewise.
21982 2009-05-15 Richard Guenther <rguenther@suse.de>
21984 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
21985 New options, enabled by default.
21986 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
21988 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
21989 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
21990 * tree-ssa-structalias.c (gate_tree_pta): New function.
21991 (pass_build_alias): Use it.
21993 2009-05-15 Joseph Myers <joseph@codesourcery.com>
21995 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
21996 recurse on an invariant address if a conversion from a pointer
21997 type to a wider integer type is involved.
21999 2009-05-15 Jan Hubicka <jh@suse.cz>
22001 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
22002 * cgraph.h (struct inline_summary): New filed self_wize,
22003 size_inlining_benefit, self_time and time_inlining_benefit.
22004 (struct cgraph_global_info): Replace insns by time ans size fields.
22005 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
22006 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
22007 (ipcp_update_callgraph): Do not touch function bodies.
22008 * ipa-inline.c: Include except.h
22009 (MAX_TIME): New constant.
22010 (overall_insns): Remove
22011 (overall_size, max_benefit): New static variables.
22012 (cgraph_estimate_time_after_inlining): New function.
22013 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
22014 (cgraph_clone_inlined_nodes): Update size.
22015 (cgraph_mark_inline_edge): Update size.
22016 (cgraph_estimate_growth): Use size info.
22017 (cgraph_check_inline_limits): Check size.
22018 (cgraph_default_inline_p): Likewise.
22019 (cgraph_edge_badness): Compute badness based on benefit and size cost.
22020 (cgraph_decide_recursive_inlining): Check size.
22021 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
22023 (cgraph_decide_inlining): Likewise.
22024 (cgraph_decide_inlining_incrementally): Likewise; honor
22025 PARAM_EARLY_INLINING_INSNS.
22026 (likely_eliminated_by_inlining_p): New predicate.
22027 (estimate_function_body_sizes): New function.
22028 (compute_inline_parameters): Use it.
22029 * except.c (must_not_throw_labels): New function.
22030 * except.h (must_not_throw_labels): Declare.
22031 * tree-inline.c (init_inline_once): Kill inlining_weigths
22032 * tree-ssa-structalias.c: Avoid uninitialized warning.
22033 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
22034 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
22035 (PARAM_INLINE_CALL_COST): Remove.
22036 (PARAM_EARLY_INLINING_INSNS): New.
22037 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
22038 (inline-call-cost): Remove.
22039 (early-inlining-insns): New.
22041 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
22043 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
22045 (print_int_cst_bounds_in_octal_p): Likewise.
22046 (dbxout_type): Adjust calls to above functions. Be prepared to deal
22048 * dwarf2out.c (base_type_die): Likewise.
22049 (is_subrange_type): Delete.
22050 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
22051 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
22052 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
22053 if the destination type is boolean.
22054 (build_range_check): Do not special-case subtypes.
22055 (fold_sign_changed_comparison): Likewise.
22056 (fold_unary): Likewise.
22057 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
22058 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
22059 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
22060 * tree.c (subrange_type_for_debug_p): New predicate based on the
22061 former is_subrange_type.
22062 * tree.h (subrange_type_for_debug_p): Declare.
22063 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
22064 (convert_affine_scev): Remove call to above function.
22065 (chrec_convert_aggressive): Likewise.
22066 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
22067 false for conversions involving subtypes.
22068 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
22069 (vrp_val_min): Likewise.
22070 (needs_overflow_infinity): Likewise.
22071 (extract_range_from_unary_expr): Likewise.
22073 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
22075 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
22076 * config/frv/frv.c: Likewise.
22077 * config/s390/s390.c: Likewise.
22078 * config/sparc/sparc.h: Likewise.
22079 * config/i386/i386.h: Likewise.
22080 * config/i386/i386.c: Likewise.
22081 * config/crx/crx.c: Likewise.
22082 * config/m68hc11/m68hc11.h: Likewise.
22083 * config/iq2000/iq2000.c: Likewise.
22084 * config/mn10300/mn10300.h: Likewise.
22085 * config/mn10300/mn10300.c: Likewise.
22086 * config/m68k/m68k.c: Likewise.
22087 * config/rs6000/rs6000.c: Likewise.
22088 * config/rs6000/xcoff.h: Likewise.
22089 * config/rs6000/linux64.h: Likewise.
22090 * config/rs6000/sysv4.h: Likewise.
22091 * config/score/score3.c: Likewise.
22092 * config/score/score7.c: Likewise.
22093 * config/score/score.c: Likewise.
22094 * config/arm/arm.md: Likewise.
22095 * config/mips/mips.c: Likewise.
22096 * config/mips/mips.md: Likewise.
22097 * config/bfin/bfin.h: Likewise.
22098 * config/pa/pa.c: Likewise.
22099 * config/pa/constraints.md: Likewise.
22101 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
22102 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
22103 * config/pdp11/pdp11.h: Use memory_address_p instead.
22105 2009-05-14 Ian Lance Taylor <iant@google.com>
22107 * passes.c (finish_optimization_passes): Change i to int.
22108 * plugin.c (plugins_active_p): Change event to int.
22109 (dump_active_plugins): Likewise.
22110 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
22112 * tree.c (tree_range_check_failed): Change c to unsigned int.
22113 (omp_clause_range_check_failed): Likewise.
22114 (build_common_builtin_nodes): Change mode to int. Add cast.
22115 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
22116 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
22118 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
22119 ++ or -- with a variable of enum type.
22121 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
22124 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
22126 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
22128 * store-motion.c: Do not include params.h
22129 * Makefile.in: Fix dependencies for various files.
22131 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
22133 * auto-inc-dec.c: Fix pass description, remove apparent
22134 accidental duplication.
22136 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
22138 PR middle-end/40147
22139 * ipa-utils.h (memory_identifier_string): Moved to ...
22140 * tree.h (memory_identifier_string): Here. Add GTY(()).
22142 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
22144 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
22145 in the former documentation of...
22146 (GO_IF_LEGITIMATE_ADDRESS): ... this.
22147 * ira-conflicts.c (get_dup_num): Use address_operand.
22148 * targhooks.c (default_legitimate_address_p): New.
22149 * targhooks.h (default_legitimate_address_p): New.
22150 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
22152 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
22153 * target.h (struct target): Add legitimate_address_p.
22154 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
22155 (TARGET_INITIALIZER): Include it.
22157 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22158 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
22159 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
22160 (TARGET_LEGITIMATE_ADDRESS_P): New.
22162 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22163 (REG_OK_STRICT_P): Delete.
22164 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
22165 (frv_legitimate_address_p_1): ... this.
22166 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
22167 (frv_legitimate_address_p_1): ... the renamed old
22168 frv_legitimate_address_p.
22169 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
22170 (TARGET_LEGITIMATE_ADDRESS_P): New.
22172 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22173 * config/s390/s390-protos.h (legitimate_address_p): Remove.
22174 * config/s390/s390.c (legitimate_address_p): Rename to...
22175 (s390_legitimate_address_p): ... this, make static.
22176 (legitimize_address): Adjust call.
22177 (TARGET_LEGITIMATE_ADDRESS_P): New.
22178 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
22180 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22181 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
22182 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
22183 (TARGET_LEGITIMATE_ADDRESS_P): New.
22185 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22186 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
22187 * config/spu/spu.c (spu_legitimate_address): Rename to...
22188 (spu_legitimate_address_p): ... this, make static.
22189 (TARGET_LEGITIMATE_ADDRESS_P): New.
22191 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22192 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
22193 * config/sparc/sparc.c (legitimate_address_p): Rename to...
22194 (sparc_legitimate_address_p): ... this, make static and return bool.
22195 (legitimize_address): Adjust call.
22196 (TARGET_LEGITIMATE_ADDRESS_P): New.
22198 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22199 * config/i386/i386-protos.h (legitimate_address_p): Remove.
22200 * config/i386/i386.c (legitimate_address_p): Rename to...
22201 (ix86_legitimate_address_p): ... this, make static.
22202 (constant_address_p): Move after it, adjust call.
22203 (TARGET_LEGITIMATE_ADDRESS_P): New.
22205 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22206 * config/avr/avr-protos.h (legitimate_address_p): Remove.
22207 * config/avr/avr.c (legitimate_address_p): Rename to...
22208 (avr_legitimate_address_p): ... this, make static.
22209 (legitimize_address): Adjust call.
22210 (TARGET_LEGITIMATE_ADDRESS_P): New.
22212 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22213 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
22214 * config/crx/crx.c (crx_legitimate_address_p): Make static.
22215 (TARGET_LEGITIMATE_ADDRESS_P): New.
22217 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22218 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
22219 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
22220 (TARGET_LEGITIMATE_ADDRESS_P): New.
22222 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22223 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
22225 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
22227 (TARGET_LEGITIMATE_ADDRESS_P): New.
22229 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22230 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
22232 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
22234 (m68hc11_legitimate_address_p): ... this, make static.
22235 (go_if_legitimate_address_internal): Rename to...
22236 (m68hc11_legitimate_address_p_1): ... this.
22237 (legitimize_address): Adjust call.
22238 (TARGET_LEGITIMATE_ADDRESS_P): New.
22240 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22241 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
22242 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
22243 (TARGET_LEGITIMATE_ADDRESS_P): New.
22245 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22246 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
22247 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
22248 (mn10300_legitimate_address_p): ... this, make static.
22249 (TARGET_LEGITIMATE_ADDRESS_P): New.
22251 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22252 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
22253 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
22254 (TARGET_LEGITIMATE_ADDRESS_P): New.
22256 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22257 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
22258 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
22259 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22260 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
22261 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
22262 (rs6000_legitimate_address_p): ... this, make static.
22263 (TARGET_LEGITIMATE_ADDRESS_P): New.
22264 (REG_MODE_OK_FOR_BASE_P): Delete.
22265 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
22267 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22268 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
22270 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
22271 static, adjust types.
22272 (TARGET_LEGITIMATE_ADDRESS_P): New.
22274 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22275 * config/score/score.c (score_address_p): Rename to...
22276 (score_legitimate_address_p): ... this.
22277 (TARGET_LEGITIMATE_ADDRESS_P): New.
22278 * config/score/score3.c (score3_address_p): Rename to...
22279 (score3_legitimate_address_p): ... this.
22280 * config/score/score7.c (score7_address_p): Rename to...
22281 (score7_legitimate_address_p): ... this.
22283 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
22284 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
22285 GO_IF_LEGITIMATE_ADDRESS): Delete.
22286 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
22287 thumb2_legitimate_address_p): Delete.
22288 (arm_legitimate_address_p): Rename to...
22289 (arm_legitimate_address_outer_p): ... this.
22290 * config/arm/constraints.md ("Uq"): Adjust call.
22291 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
22292 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
22294 (arm_legitimate_address_outer_p): ... this.
22295 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
22297 (TARGET_LEGITIMATE_ADDRESS_P): New.
22299 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22300 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
22301 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
22302 (TARGET_LEGITIMATE_ADDRESS_P): New.
22304 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22305 * config/vax/vax-protos.h (legitimate_address_p): Remove.
22306 * config/vax/vax.c (legitimate_address_p): Rename to...
22307 (vax_legitimate_address_p): ... this, make static.
22308 (TARGET_LEGITIMATE_ADDRESS_P): New.
22310 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22311 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
22312 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
22313 (TARGET_LEGITIMATE_ADDRESS_P): New.
22315 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22316 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
22317 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
22318 (mmix_legitimate_address_p): ... this, make static.
22319 (TARGET_LEGITIMATE_ADDRESS_P): New.
22321 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22322 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
22323 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
22324 (TARGET_LEGITIMATE_ADDRESS_P): New.
22326 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
22328 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
22329 of MODE_COMPLEX_INT.
22331 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
22333 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
22334 LCT_NORMAL in function call.
22335 * mips-tdump.c (print_file_desc): Add cast to enum type.
22336 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
22337 (mark_stabs): Add casts to enum types.
22338 (parse_stabs_common): Add casts to enum types.
22340 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
22342 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
22343 Check for invalid values of LETTER.
22345 2009-05-13 Taras Glek <tglek@mozilla.com>
22347 * attribs.c (register_attribute): moved out attribute registration
22348 into register_attribute.
22349 * doc/plugins.texi: Documented register_attribute and
22351 * gcc-plugin.h: Added forward decl for register_attribute.
22352 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
22353 * plugin.c (register_callback, invoke_plugin_callbacks): Added
22354 PLUGIN_ATTRIBUTES boilerplate.
22356 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
22358 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
22359 values even in sentinel and empty entries.
22360 (ms_printf_flag_specs): Likewise.
22361 (ms_scanf_flag_specs): Likewise.
22362 (ms_strftime_flag_specs): Likewise.
22363 (ms_print_char_table): Likewise.
22364 (ms_scan_char_table): Likewise.
22365 (ms_time_char_table): Likewise.
22367 2009-05-13 Doug Kwan <dougkwan@google.com>
22369 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
22371 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
22373 * config/mips/mips.md (store): Add attributes for QI and HI.
22375 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
22376 (truncdi<mode>2): ... this new pattern.
22378 2009-05-13 Brad Hards <bradh@kde.org>
22380 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
22382 2009-05-14 Jakub Jelinek <jakub@redhat.com>
22383 Ben Elliston <bje@au.ibm.com>
22385 PR middle-end/40035
22386 * dse.c (check_mem_read_rtx): Guard against width == -1.
22388 2009-05-13 Michael Matz <matz@suse.de>
22390 PR middle-end/39976
22391 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
22392 (trivially_conflicts_p): New function.
22393 (insert_backedge_copies): Use it.
22395 2009-05-13 Janis Johnson <janis187@us.ibm.com>
22397 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
22398 (handle_stdc_pragma): Use new enum constant names.
22399 (handle_pragma_float_const_decimal64): Ditto.
22401 2009-05-13 Ian Lance Taylor <iant@google.com>
22403 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
22406 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
22408 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
22409 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
22411 * config/m68k/m68k.h (FL_UCLINUX): Define.
22413 2009-05-13 Jan Hubicka <jh@suse.cz>
22415 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
22417 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
22419 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
22420 unless -fschedule-insns is specified.
22422 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
22425 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
22426 TARGET_EXPAND_CBRANCHDI4.
22427 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
22428 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
22429 (cmpeqdi): Fix comment.
22431 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
22433 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
22434 (sh_legitimate_address_p): Likewise.
22435 * config/sh/sh.c (sh_legitimate_index_p): New.
22436 (sh_legitimate_address_p): Likewise.
22437 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
22438 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
22439 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
22440 (MAYBE_BASE_REGISTER_RTX_P): New macro.
22441 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
22442 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
22443 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
22444 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
22445 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
22447 2009-05-12 Jan Hubicka <jh@suse.cz>
22449 * tree-inline.c (estimate_operator_cost): Add operands;
22450 when division happens by constant, it is cheap.
22451 (estimate_num_insns): Loads and stores are not having cost of 0;
22452 EH magic stuff is cheap; when computing runtime cost of switch,
22453 use log2 base of amount of its cases; builtin_expect has cost of 0;
22454 compute cost for moving return value of call.
22455 (init_inline_once): Initialize time_based flags.
22456 * tree-inline.h (eni_weights_d): Add time_based flag.
22458 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
22460 * df-core.c: Update head documentation.
22462 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
22465 * rs6000.c (rs6000_generate_compare): Use op1b instead of
22466 shadowing exisiting variable op1.
22468 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
22471 * config/i386/driver-i386.c (processor_signatures): New enum.
22472 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
22473 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
22474 processor signature to detect geode processor.
22476 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
22480 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
22482 * optabs.c (prepare_cmp_insn): Temporarily disable test that
22483 causes spurious differences between trunk and cond-optab branch.
22485 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
22487 * dojump.c (compare_from_rtx): Delete.
22488 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
22489 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
22490 if the comparison does not satisfy the predicate; test predicates for
22491 operands 2 and 3 of a cstore pattern. Don't try cstore optab
22492 further if one existing pattern fails.
22493 * expr.h (compare_from_rtx): Delete.
22494 (prepare_operand): Declare it.
22495 * optabs.c: Change "lib call" to "libcall" throughout.
22496 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
22497 HAVE_conditional_trap, emit_cmp_insn): Delete.
22498 (can_compare_p): Delete cmp_optab case.
22499 (prepare_float_lib_cmp): Return an rtx and a machine mode.
22500 Accept other parameters by value.
22501 (prepare_operand): Make non-static.
22502 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
22503 other parameters by value. Try to widen operands here based on
22504 an optab_methods argument and looking at cbranch_optab.
22505 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
22506 loop. Use cbranch_optab directly.
22507 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
22508 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
22510 (emit_conditional_move, emit_conditional_add): Inline what's needed
22511 of compare_from_rtx, using new prepare_cmp_insn for the rest.
22512 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
22513 with COMPARE. Move cmov_optab and cstore_optab above
22514 with cbranch_optab, move cmp_optab down with ucmp_optab,
22515 remove tst_otpab. Do not initialize trap_rtx.
22516 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
22517 for trap code. Do not check HAVE_conditional_trap. Use
22518 prepare_cmp_insn. Accept no predicate for operand 3.
22519 * optabs.h (OTI_cmp): Mark as used only for libcalls.
22520 (OTI_ctrap, ctrap_optab): New.
22521 (tst_optab): Delete.
22522 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
22523 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
22524 with lookup of ctrap_optab.
22525 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
22527 (ctrap_optab): New.
22529 * combine.c (combine_simplify_rtx, simplify_set): Do not
22530 special case comparing against zero for cc0 machines.
22531 * simplify-rtx.c (simplify_binary_operation_1): Never remove
22532 COMPARE on cc0 machines.
22533 (simplify_relational_operation): Return a new expression when
22534 a COMPARE could be removed.
22535 * final.c (final_scan_insn): Compare cc_status values
22536 against LHS of a (compare FOO (const_int 0)) cc0 source.
22537 Also check if cc_status.value is the full compare.
22539 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
22540 (cstoreMM4): Document.
22541 (conditional_trap): Document ctrapMM4 instead.
22542 (sync_compare_and_swapMM): Refer to cbranchcc4.
22543 (Dependent Patterns): Eliminate obsolete information referring to
22544 the old jump optimization phase.
22545 (Canonicalization): Include cbranchcc4 case, omit canonicalization
22546 of compares with 0 on cc0 machines.
22547 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
22548 avoiding references to cc0. Remove text about storing operands
22550 * doc/tm.texi (Condition Codes): Include blurb on different
22551 condition code representations, separate into subsections for
22552 CC0, MODE_CC and conditional execution.
22554 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
22555 alpha_emit_setcc): Accept operands and a machine mode.
22556 * config/alpha/alpha.c (alpha_emit_conditional_branch):
22557 Get code/op0/op1 from operands, use machine mode argument
22558 instead of alpha_compare.fp_p. Emit the branch here.
22559 (alpha_emit_setcc): Likewise, and return boolean.
22560 (alpha_emit_conditional_move): Likewise. Assert that
22561 cmp_op_mode == cmp_mode, and simplify accordingly.
22562 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
22563 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
22564 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
22566 (stack probe test): Use cbranchdi4.
22567 * config/alpha/predicates.md (alpha_cbranch_operator): New.
22569 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
22570 * config/arc/arc.h (movsicc, movsfcc): Use it.
22571 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
22572 (cbranchsi4, cstoresi4): New.
22573 (cmpsi, bCC and sCC expanders): Remove.
22575 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
22576 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
22577 * config/arm/predicates.md (arm_comparison_operator): Only include
22578 floating-point operators if there is a hardware floating-point unit.
22579 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
22580 deferring to cbranch_cc and cstore_cc respectively.
22581 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
22582 cbranch_cc, cstore_cc): New.
22583 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
22585 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
22587 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
22588 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
22590 (adjust_insn_length): Adjust calls.
22591 (avr_reorg): Handle (compare (foo) (const_int 0)).
22592 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
22593 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
22594 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
22595 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
22597 (cbranchqi4, cbranchhi4, cbranchsi4): New.
22598 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
22600 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
22601 (cbranchsi4, cstorebi4, cstoresi4): New.
22602 (movbisi): This insn is duplicate, split it to zero_extend.
22603 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
22604 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
22605 (bfin_optimize_loop): Use cbranch expander.
22606 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
22607 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
22608 (bfin_bimode_comparison_operator): ... this.
22609 (bfin_direct_comparison_operator): New.
22611 * config/cris/cris.c (cris_normal_notice_update_cc): Look
22612 inside (compare FOO (const_int 0)).
22613 (cris_rtx_costs): Handle ZERO_EXTRACT.
22614 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
22615 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
22616 (*tstdi_v32): Delete.
22617 (*cmpdi_non_v32): Add M alternative for operand 1.
22618 (cmpsi, cmp<mode>): Make private.
22619 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
22621 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
22623 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
22624 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
22625 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
22626 (cc_reg_operand): New.
22627 (any_cond): Delete.
22628 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
22629 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
22630 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
22631 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
22632 crx_expand_scond): Delete.
22634 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
22636 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
22637 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
22639 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
22640 cstoresi4, cstoresf4, cstoredf4): New.
22641 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
22642 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
22643 Receive the entire operands array.
22644 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
22645 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
22646 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
22647 Get test/op0/op1 from the operands array.
22648 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
22650 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
22651 (h8300_expand_store): New.
22652 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
22654 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
22655 (h8300_expand_store): New.
22656 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
22657 or do not try to produce (set (cc0) REG).
22658 (peepholes): Wrap arguments with COMPARE. Add a peephole to
22659 change a compare into a move to a scratch register. Disable some
22660 peepholes when comparing with zero.
22661 (tstsi, tsthi, tstsi, cmpqi): Make private.
22663 (bCC, sCC): Delete.
22664 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
22667 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
22668 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
22669 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
22670 (ix86_emit_i387_log1p): Use cbranchxf2.
22671 (ix86_expand_setcc): Return void.
22672 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
22673 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
22674 cmp<MODEF>, cmpcc): Remove.
22675 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
22676 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
22677 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
22678 (sCC and bCC expanders): Remove.
22679 (stack_protect_test): Use cbranchcc4.
22681 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
22683 (ia64_expand_compare): Accept three rtx by reference and return void.
22684 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
22685 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
22686 from *expr. Update *expr with the BImode comparison to do.
22687 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
22688 cmptf, bCC, sCC, conditional_trap): Delete.
22689 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
22690 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
22691 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
22692 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
22693 * config/ia64/predicates.md (ia64_cbranch_operator): New.
22695 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
22696 type of last argument.
22697 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
22698 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
22699 use machine mode argument instead of branch_type. Remove dead
22700 code for floating-point comparisons.
22701 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
22702 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
22704 (cbranchsi4, cstoresi4): New.
22705 * config/iq2000/predicates.md (reg_or_const_operand): New.
22707 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
22708 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
22709 (b<code>_op): Rewrite to...
22710 (bcc_op): ... this, using match_operator.
22711 (s<code>_op): Rewrite to...
22712 (scc_op): ... this, using match_operator.
22713 (s<code>_24_op): Rewrite to...
22714 (scc_op_24): ... this, using match_operator.
22715 (s<code>_<mode>): Rewrite to...
22716 (cstore<mode>4): ... this, using match_operator.
22717 (s<code>_<mode>_24): Rewrite to...
22718 (cstore<mode>4_24): ... this, using match_operator.
22719 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
22720 m32c_unpend_compare, m32c_expand_scc): Delete.
22721 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
22722 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
22723 (m32c_expand_movcc): Change NE to EQ if necessary.
22724 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
22726 * config/m32r/m32r-protos.h (gen_cond_store): New.
22727 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
22728 (gen_cond_store): New, from sCC patterns.
22729 (m32r_expand_block_move): Use cbranchsi4.
22730 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
22731 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
22732 (cbranchsi4, cstoresi4): New.
22734 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
22736 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
22737 (m68hc11_notice_update_cc): Look into a compare with 0.
22738 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
22740 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
22741 cmphi, cmpqi, bCC): Delete.
22742 (cbranchsi4, cbranchhi4, cbranchqi4): New.
22743 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
22744 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
22747 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
22748 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
22749 * config/m68k/constraints.md (H): New.
22750 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
22751 the define_insn below.
22752 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
22753 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
22754 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
22755 patterns): Wrap RHS with COMPARE.
22756 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
22757 (*cmpdi_internal): Name this pattern.
22758 (cmpdi): Change to define_insn.
22759 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
22760 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
22761 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
22763 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
22764 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
22765 (conditional_trap): Change to...
22766 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
22767 (*conditional_trap): Use the ordered_comparison_operator and
22768 const1_operand predicates.
22769 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
22770 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
22771 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
22772 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
22774 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
22775 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
22776 (mcore_gen_compare): New.
22777 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
22778 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
22779 (mcore_gen_compare): ... this.
22780 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
22781 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
22782 (stack probe pattern): Use cbranchsi4.
22784 * config/mips/predicates.md (mips_cstore_operator): New.
22785 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
22786 * config/mips/mips.md (any_cond): Delete.
22787 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
22789 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
22790 fixuns_truncsfdi2): Use cbranch patterns.
22791 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
22792 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
22793 Adjust call to mips_expand_conditional_branch.
22794 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
22796 * config/mips/mips-protos.h (mips_expand_conditional_branch,
22797 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
22798 * config/mips/mips.c (cmp_operands): Delete.
22799 (mips_emit_compare): Get comparison operands from *op0/*op1.
22800 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
22801 that it succeeds. Use op0/op1 instead of cmp_operands.
22802 (mips_expand_conditional_branch, mips_expand_conditional_move,
22803 mips_expand_conditional_trap): Likewise.
22804 (mips_block_move_loop): Use cbranch patterns.
22805 * config/mips/mips.h (cmp_operands): Delete.
22807 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
22808 (mmix_gen_compare_reg): Just return a register in the right CC mode.
22809 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
22810 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
22811 (*cmpcc_folded): Rename to...
22812 (*cmpdi_folded): this.
22813 (*cmpcc): Rename to...
22815 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
22818 (cbranchdf4): New. Handle invalid comparisons here.
22819 * config/mmix/predicates.md (float_comparison_operator): New.
22821 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
22822 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
22823 * config/mn10300/mn10300.md (tst): Delete.
22824 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
22825 Name these patterns and wrap RHS in a compare.
22826 (*cmpsi): Make this pattern private. Include tst.
22827 (*cmpsf): Make this pattern private.
22828 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
22829 (compare with zero peepholes): Likewise.
22831 (cbranchsi4, cbranchsf4): New.
22832 (casesi): Use cbranchsi4.
22834 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
22835 hppa_branch_type): Delete.
22836 (return_addr_rtx): Use cbranchsi4.
22837 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
22838 Emit CCFPmode comparison here.
22839 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
22840 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
22841 hppa_branch_type): Delete.
22842 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
22843 (movsicc, movdicc): Remove references to hppa_compare_op0,
22844 hppa_compare_op1 and compare_from_rtx.
22845 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
22846 (casesi): Use cbranchsi4.
22848 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
22849 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
22850 * config/pdp11/pdp11.md (register_or_const0_operand): New.
22851 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
22852 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
22854 (cbranchdf4, cbranchhi4, cbranchqi4): New.
22855 (*branch, *branch_inverted): New.
22857 * config/picochip/picochip.md (cbranchhi4): Use
22858 ordered_comparison_operator.
22859 (cmphi, bCC): Remove.
22861 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
22862 (trap_comparison_operator): Delete.
22863 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
22864 rs6000_emit_cbranch): Accept mode and operands.
22865 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
22866 rs6000_compare_fp_p): Delete.
22867 (rs6000_generate_compare): Accept mode and comparison. Extract code
22868 and op0/op1 from there. Replace references to rs6000_compare_op0
22869 and rs6000_compare_op1.
22870 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
22871 extract result from passed operands.
22872 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
22873 extract loc from passed operands.
22874 (rs6000_emit_cmove): Likewise.
22875 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
22876 rs6000_compare_fp_p): Delete.
22877 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
22878 (cbranch<GPR>4, cbranch<FP>4): New.
22879 (cstore<mode>4): New. Consolidate here all choices about when to use
22880 portable or specialized sCC sequences.
22881 (stack_protect_test): Use cbranchsi4.
22882 (conditional_trap): Replace with ctrap<GPR>4.
22883 (conditional trap insn): Replace trap_comparison_operator with
22884 ordered_comparison_operator.
22886 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
22887 (s390_emit_prologue): Use ctrap.
22888 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
22889 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
22890 New predicates replacing...
22891 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
22892 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
22893 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
22894 (add<mode>cc): Do not use s390_compare_op0/op1.
22895 (s<code>): Change to...
22896 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
22897 (seq): Change to...
22898 (cstorecc4): ... this. Handle EQ or NE equally.
22899 (*sne): Un-privatize for use in cstorecc4.
22900 (b<code>): Change to...
22901 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
22902 (conditional_trap): Replace with...
22903 (ctrap<GPR>4, ctrap<FP>4): ... these.
22904 (stack_protect): Use cbranchcc4.
22906 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
22907 * config/score/score-protos.h (score_gen_cmp): Delete.
22908 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
22909 (score_block_move-loop): Use cbranchsi4.
22910 * config/score/score.md (cbranchsi4): New.
22911 (cmpsi, bCC): Delete.
22912 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
22913 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
22914 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
22915 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
22916 * config/score/score3.h (score3_gen_cmp): Delete.
22917 * config/score/score7.h (score7_gen_cmp): Delete.
22919 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
22920 (sh_emit_scc_to_t): ... this. Return void.
22921 (from_compare): Rename to...
22922 (sh_emit_compare_and_branch): ... this.
22923 (sh_emit_compare_and_set): New.
22924 (sh_expand_t_scc): Accept operands.
22925 * config/sh/predicates.md (sh_float_comparison_operator): New.
22926 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
22927 (prepare_scc_operands): Rename to...
22928 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
22930 (sh_emit_cheap_store_flag): New.
22931 (sh_emit_set_t_insn): New.
22932 (from_compare): Rename to...
22933 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
22934 handling of TARGET_SH2E floating point to avoid recursive call.
22935 Generate branch here.
22936 (sh_emit_compare_and_set): New.
22937 (sh_expand_t_scc): Get op0/op1 from arguments.
22938 (sh_emit_cheap_store_flag): New.
22939 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
22941 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
22942 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
22943 (movsicc, movdicc): Do nothing when it recreated operands from
22944 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
22945 prepare_scc_operands (now sh_emit_scc_to_t).
22946 (udivdi3): Use cstoresi4.
22947 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
22948 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
22949 (cbranchint4_media, cbranchfp4_media): New.
22950 (casesi): Use cbranchdi4.
22951 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
22953 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
22954 (movnegt): Remove second operand.
22955 (cbranchsf4, cbranchdf4): New.
22956 (stack_protect): Use cbranchdi4/cbranchsi4.
22958 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
22959 (gen_compare_reg): Accept comparison, extract part of it to...
22960 (gen_compare_reg_1): ... this.
22961 (gen_compare_operator): Delete.
22962 (gen_v9_scc): Accept separate destination, comparison code and arms.
22963 Do not use sparc_compare_op0/sparc_compare_op1.
22964 (emit_scc_insn, emit_conditional_branch_insn): New.
22965 (emit_v9_brxx): Make static. Remove useless assertion.
22966 (sparc_emit_float_lib_cmp): Return RTL instead of calling
22968 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
22969 * config/sparc/sparc-protos.h (gen_compare_reg,
22970 sparc_emit_float_lib_cmp): Adjust prototype.
22971 (emit_scc_insn, emit_conditional_branch_insn): New.
22972 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
22973 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
22974 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
22975 iterators to the top.
22976 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
22977 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
22978 snedi_special_trunc): Delete.
22979 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
22980 and snedi_special_trunc.
22981 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
22982 cbranchdi4, cbranch<F:mode>4): New.
22983 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
22984 here. Use gen_compare_reg instead of gen_compare_operator.
22985 (conditional_trap): Replace with...
22986 (ctrapsi4, ctrapdi4): ... this.
22987 (stack_protect_test): Use cbranchcc4.
22989 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
22991 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
22992 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
22993 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
22994 from operands[0] or operands[3] depending on is_set.
22995 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
22996 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
22997 cmpdf, bCC), sCC: Remove.
22998 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
22999 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
23001 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
23002 spu_emit_branch_or_set.
23004 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
23006 * config/stormy16/stormy16.h (xstormy16_compare_op0,
23007 xstormy16_compare_op1): Delete.
23008 * config/stormy16/stormy16.c (xstormy16_compare_op0,
23009 xstormy16_compare_op1): Delete.
23010 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
23012 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
23013 (cmphi, cmpsi, bCC): Remove.
23015 * config/v850/v850.md (tstsi, cmpsi): Fold into...
23016 (*cmpsi): ... this one.
23017 (cbranchsi4, cstoresi4): New.
23018 (bCC expanders): Delete.
23019 (sCC insns): Fold into...
23020 (*setcc): ... this one.
23021 (casesi): Do not use gen_cmpsi and gen_bgtu.
23022 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
23023 (movsicc): Simplify.
23024 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
23026 * config/vax/vax-protos.h (cond_name): New.
23027 (vax_output_conditional_branch): Remove.
23028 * config/vax/vax.c (cond_name): New.
23029 (vax_output_conditional_branch): Remove.
23030 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
23031 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
23032 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
23033 (bit<VAXint>): Wrap source with (compare).
23034 (b<code> and following unnamed pattern): Rename to *branch and
23035 *branch_reversed. Change macroization to match_operator.
23036 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
23038 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
23039 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
23040 Change last argument to machine_mode.
23041 (xtensa_expand_scc): Add machine_mode argument.
23042 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
23043 (gen_conditional_move, xtensa_expand_conditional_branch,
23044 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
23045 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
23046 Adjust operand numbers.
23047 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
23049 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
23050 (cmpsi, cmpsf, b<code>, s<code>): Delete.
23051 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
23053 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
23055 * optabs.c (prepare_cmp_insn): Temporarily disable test that
23056 causes spurious differences between trunk and cond-optab branch.
23058 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
23061 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
23063 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
23065 * tree.c (iterative_hash_pointer): Delete.
23066 (iterative_hash_expr): Short-circuit handling of NULL pointer.
23067 Hash UIDs and versions of SSA names. Don't special-case built-in
23068 function declarations.
23070 2009-05-11 Ian Lance Taylor <iant@google.com>
23073 * graphite.c: Force -Wc++-compat to only be a warning before
23074 #including "cloog/cloog.h".
23076 2009-05-11 Martin Jambor <mjambor@suse.cz>
23078 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
23080 2009-05-11 Jan Hubicka <jh@suse.cz>
23082 * tree-ssa-loop-ivcanon.c: Include target.h
23083 (struct loop_size): new structure.
23084 (constant_after_peeling): New predicate.
23085 (tree_estimate_loop_size): New function.
23086 (estimated_unrolled_size): Rewrite for new estimates.
23087 (try_unroll_loop_completely): Use new estimates.
23088 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
23090 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
23092 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
23093 libcpp interface change.
23094 (spu_macro_to_expand): Likewise.
23096 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
23098 PR tree-optimization/40026
23099 * gimplify.c (gimplify_init_constructor): Change initial conditional
23100 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
23101 optimize_compound_literals_in_ctor.
23103 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
23105 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
23107 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
23109 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
23111 * tree-vect-data-refs.c (vect_analyze_group_access): Use
23112 HOST_WIDE_INT for gap.
23114 2009-05-11 Ira Rosen <irar@il.ibm.com>
23116 PR tree-optimization/40074
23117 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
23118 account in group size and step comparison.
23120 2009-05-11 Richard Guenther <rguenther@suse.de>
23122 * passes.c (init_optimization_passes): Strip now incorrect comment.
23123 (execute_function_todo): Do not set PROP_alias.
23124 * tree-pass.h (PROP_alias): Remove.
23125 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
23126 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
23127 * tree-nrv.c (pass_return_slot): Likewise.
23128 * tree-object-size.c (pass_object_sizes): Likewise.
23129 * tree-ssa-dom.c (pass_dominator): Likewise.
23130 (pass_phi_only_cprop): Likewise.
23131 * tree-ssa-dse.c (pass_dse): Likewise.
23132 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
23133 (pass_cselim): Likewise.
23134 * tree-ssa-pre.c (pass_pre): Likewise.
23135 (pass_fre): Likewise.
23136 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
23137 * tree-ssa-sink.c (pass_sink_code): Likewise.
23138 * tree-stdarg.c (pass_stdarg): Likewise.
23139 * tree-tailcall.c (pass_tail_calls): Likewise.
23140 * tree-vrp.c (pass_vrp): Likewise.
23142 2009-05-10 Ian Lance Taylor <iant@google.com>
23144 * basic-block.h (enum profile_status): Break out of struct
23145 control_flow_graph.
23146 * cgraph.h (struct inline_summary): Break out of struct
23148 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
23149 of struct cgraph_order_sort.
23150 * combine.c (enum undo_kind): New enum, broken out of struct undo.
23151 * cse.c (struct branch_path): Break out of struct
23152 cse_basic_block_data.
23153 * except.h (enum eh_region_type): Break out of struct eh_region.
23154 * gcc.c (enum add_del): Break out of struct modify_target.
23155 * genrecog.c (enum decision_type): Break out of struct decision_test.
23156 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
23158 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
23159 * regmove.c (enum match_use): New enum, broken out of struct match.
23160 * sched-int.h (enum post_call_group): New enum, broken out of
23162 (struct deps_reg): Break out of struct deps.
23163 * target.h (struct asm_int_op): Break out of struct gcc_target.
23164 * tree-eh.c (struct goto_queue_node): Break out of struct
23166 * tree-inline.h (enum copy_body_cge_which): Break out of
23168 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
23170 * c-decl.c (in_struct, struct_types): New static variables.
23171 (pushtag): Add loc parameter. Change all callers.
23172 (lookup_tag): Add ploc parameter. Change all callers.
23173 (check_compound_literal_type): New function.
23174 (parser_xref_tag): Add loc parameter. Change all callers. If
23175 -Wc++-compat, warn about struct/union/enum types defined within a
23177 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
23178 and loc parameters. Change all callers. Change error calls to
23179 error_at, using loc. For a redefinition, if the location of the
23180 original definition is known, report it. Set in_struct and
23181 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
23182 (finish_struct): Add new parameters enclosing_in_struct and
23183 enclosing_struct_types. Change all callers. Set
23184 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
23185 in the struct. If in a struct, add this struct to struct_types.
23186 (start_enum): Add loc parameter. Change all callers. Use
23187 error_at for errors, using loc. For a redefinition, if the
23188 location of the original definition is known, report it. If in a
23189 struct, add this enum type to struct_types. If -Wc++-compat warn
23190 if in sizeof, typeof, or alignof.
23191 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
23192 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
23193 (c_parser_enum_specifier): Get enum location for start_enum.
23194 (c_parser_struct_or_union_specifier): Get struct location for
23195 start_struct. Save in_struct and struct_types status between
23196 start_struct and finish_struct.
23197 (c_parser_cast_expression): Get location of cast.
23198 (c_parser_alignof_expression): Get location of type.
23199 (c_parser_postfix_expression): Likewise.
23200 (c_parser_postfix_expression_after_paren_type): Add type_loc
23201 parameter. Change all callers. Call check_compound_literal_type.
23202 Use type_loc for error about variable size type.
23203 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
23204 of an enum constant from an enum type defined in a struct or union.
23205 (c_cast_expr): Add loc parameter. Change all callers. If
23206 -Wc++-compat, warn about defining a type in a cast.
23207 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
23208 (start_enum, start_struct, finish_struct): Update declarations.
23209 (parser_xref_tag, c_cast_expr): Update declarations.
23210 (check_compound_literal_type): Declare.
23212 2009-05-11 Ben Elliston <bje@au.ibm.com>
23214 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
23215 for recent libcpp interface change.
23216 (rs6000_macro_to_expand): Likewise.
23218 2009-05-10 Michael Matz <matz@suse.de>
23221 * config/arm/arm.c (require_pic_register): Emit on entry edge,
23222 not at entry of function.
23224 2009-05-10 Richard Guenther <rguenther@suse.de>
23226 PR tree-optimization/40081
23228 * tree-sra.c (instantiate_element): Instantiate scalar replacements
23229 using the main variant of the element type. Do not fiddle with
23230 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
23232 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
23233 structs with volatile fields.
23235 2009-05-10 Jan Hubicka <jh@suse.cz>
23237 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
23238 (estimate_move_cost): Assert that it does not get called for
23240 (estimate_num_insns): Skip VOID types in argument handling.
23241 (optimize_inline_calls): Delete unreachable blocks and verify that
23242 callgraph is valid.
23244 2009-05-10 Jan Hubicka <jh@suse.cz>
23246 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
23247 * cgraph.c (cgraph_mark_address_taken_node): New function.
23248 (dump_cgraph_node): Dump new flag.
23249 * cgraph.h (struct cgraph_node): Add address_taken.
23250 (cgraph_mark_address_taken_node): New function.
23251 * ipa.c (cgraph_postorder): Prioritize functions with address taken
23252 since new direct calls can be born.
23254 2009-05-10 Joseph Myers <joseph@codesourcery.com>
23256 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
23257 tok->val.node.node.
23259 2009-05-10 Jan Hubicka <jh@suse.cz>
23261 PR middle-end/40084
23262 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
23264 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
23265 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
23266 * tree-inline.c (copy_bb): Set frequency correctly.
23267 (fold_marked_statements): Update call to
23268 cgraph_update_edges_for_call_stmt.
23270 2009-05-10 Joseph Myers <joseph@codesourcery.com>
23272 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
23273 identifiers in diagnostics.
23274 * config/arm/arm.c (arm_handle_fndecl_attribute,
23275 arm_handle_isr_attribute): Likewise.
23276 * config/avr/avr.c (avr_handle_progmem_attribute,
23277 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
23278 * config/bfin/bfin.c (handle_int_attribute,
23279 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
23280 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
23281 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
23283 * config/darwin.c (darwin_handle_kext_attribute,
23284 darwin_handle_weak_import_attribute): Likewise.
23285 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
23286 h8300_handle_eightbit_data_attribute,
23287 h8300_handle_tiny_data_attribute): Likewise.
23288 * config/i386/i386.c (ix86_handle_cconv_attribute,
23289 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
23290 * config/i386/winnt.c (ix86_handle_shared_attribute,
23291 ix86_handle_selectany_attribute): Likewise.
23292 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
23293 * config/m32c/m32c.c (function_vector_handler): Likewise.
23294 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
23295 m68hc11_handle_fntype_attribute): Likewise.
23296 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
23297 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
23298 * config/mips/mips.c (mips_insert_attributes,
23299 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
23300 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
23301 rs6000_handle_struct_attribute): Likewise.
23302 * config/sh/sh.c (sh_insert_attributes,
23303 sh_handle_resbank_handler_attribute,
23304 sh_handle_interrupt_handler_attribute,
23305 sh2a_handle_function_vector_handler_attribute,
23306 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
23308 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
23309 * config/spu/spu.c (spu_handle_fndecl_attribute,
23310 spu_handle_vector_attribute): Likewise.
23311 * config/stormy16/stormy16.c
23312 (xstormy16_handle_interrupt_attribute): Likewise.
23313 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
23314 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
23316 2009-05-10 Joseph Myers <joseph@codesourcery.com>
23318 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
23319 (pp_translate_identifiers): New.
23320 (pp_identifier): Only conditionally translate identifier to locale
23322 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
23323 (pp_base_tree_identifier): Only conditionally translate identifier
23324 to locale character set.
23325 * c-pretty-print.c (M_): Define.
23326 (pp_c_type_specifier, pp_c_primary_expression): Mark English
23327 fragments for conditional translation with M_.
23328 * tree-pretty-print.c (maybe_init_pretty_print): Disable
23329 identifier translation.
23331 2009-05-10 Richard Guenther <rguenther@suse.de>
23333 PR tree-optimization/40081
23334 * tree-sra.c (instantiate_element): Instantiate scalar replacements
23335 using the main variant of the element type. Do not fiddle with
23336 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
23338 2009-05-09 Jan Hubicka <jh@suse.cz>
23340 PR middle-end/40080
23341 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
23342 indirect calls; verify cgraph afterwards.
23344 2009-05-09 Jan Hubicka <jh@suse.cz>
23347 * ipa.c (update_inlined_to_pointer): New function.
23348 (cgraph_remove_unreachable_nodes): Use it.
23350 2009-05-09 Jan Hubicka <jh@suse.cz>
23352 * tree-eh.c (struct leh_state): Remove prev_try.
23353 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
23354 not track prev_try.
23355 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
23356 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
23357 remove_eh_handler_and_replace, foreach_reachable_handler,
23358 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
23359 * except.h (struct eh_region): Remove eh_region_u_cleanup.
23360 (gen_eh_region_cleanup): Update prototype.
23362 2009-05-09 Jan Hubicka <jh@suse.cz>
23364 PR middle-end/40043
23365 * except.c (copy_eh_region): Always set prev_try.
23366 (redirect_eh_edge_to_label): Find outer try.
23367 (foreach_reachable_handler): When looking for prev try
23368 handle case where previous try is not going to be taken.
23370 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
23372 PR tree-optimization/40049
23373 * tree-vect-stmts.c (vectorizable_operation): If the machine has
23374 only vector/vector shifts, convert the type of the constant to the
23375 appropriate type to avoid building incorrect trees, which
23376 eventually have problems with garbage collection.
23378 2009-05-08 Joseph Myers <joseph@codesourcery.com>
23380 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
23381 -1 for complex floating-point types if honoring signed zeros.
23383 2009-05-08 Jan Hubicka <jh@suse.cz>
23385 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
23386 argument; handle correctly when profile is absent.
23387 (build_cgraph_edges): Update.
23388 (rebuild_cgraph_edges): Update.
23389 * cgraph.c: Do not include varray.h.
23390 (cgraph_set_call_stmt_including_clones): New function.
23391 (cgraph_create_edge_including_clones): Likewise
23392 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
23393 (cgraph_update_edges_for_call_stmt): Handle clones.
23394 (cgraph_remove_node): Handle clone tree.
23395 (cgraph_remove_node_and_inline_clones): New function.
23396 (dump_cgraph_node): Dump clone tree.
23397 (cgraph_clone_node): Handle clone tree.
23398 (clone_function_name): Bring here from tree-inline.c.
23399 (cgraph_create_virtual_clone): New function.
23400 * cgraph.h (ipa_replace_map): Move here from ipa.h.
23401 (cgraph_clone_info): New function.
23402 (strut cgraph_node): Add clone_info and new clone tree pointers.
23403 (cgraph_remove_node_and_inline_clones,
23404 cgraph_set_call_stmt_including_clones,
23405 cgraph_create_edge_including_clones,
23406 cgraph_create_virtual_clone): Declare.
23407 (cgraph_function_versioning): Use VEC argument.
23408 (compute_call_stmt_bb_frequency): Update prototype.
23409 (cgraph_materialize_all_clones): New function.
23410 * ipa-cp.c (ipcp_update_cloned_node): Remove.
23411 (ipcp_create_replace_map): Update to VECtors.
23412 (ipcp_update_callgraph): Use virtual clones.
23413 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
23414 (ipcp_update_profiling): Do not update local profiling.
23415 (ipcp_insert_stage): Use VECtors and virtual clones.
23416 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
23417 (clone_of_p): New function.
23418 (cgraph_preserve_function_body_p): Use clone tree.
23419 (cgraph_optimize): Materialize clones.
23420 (cgraph_function_versioning): Update for VECtors.
23421 (save_inline_function_body): Use clone tree.
23422 (cgraph_materialize_clone): New function.
23423 (cgraph_materialize_all_clones): Likewise.
23424 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
23425 * ipa.c: Include gimple.h.
23426 (cgraph_remove_unreachable_nodes): Use clone tree.
23427 * ipa-prop.c (ipa_note_param_call): Update call to
23428 compute_call_stmt_bb_frequencycall.
23429 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
23430 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
23431 (copy_bb): Handle updating of clone tree; add new edge when new call
23433 (expand_call_inline): Be strict about every call having edge.
23434 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
23435 (delete_unreachable_blocks_update_callgraph): New function.
23436 (tree_function_versioning): Use VECtors; always remove unreachable
23437 blocks and fold conditionals.
23438 * tree-inline.h: Do not include varray.h.
23439 (tree_function_versioning): Remove.
23440 * Makefile.in (GTFILES): Remove tree-inline.c
23441 * passes.c (do_per_function): Do only functions having body.
23442 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
23445 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
23446 Andrew Morrow <acm@google.com>
23449 * c-common.c (c_common_attribute_table): Permit deprecated
23450 attribute to take an optional argument.
23451 (handle_deprecated_attribute): If the optional argument to
23452 __attribute__((deprecated)) is not a string ignore the attribute
23453 and emit a warning.
23455 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
23456 * c-typeck.c (build_component_ref): Likewise.
23457 (build_external_ref): Likewise.
23459 * toplev.c (warn_deprecated_use): Add an attribute argument.
23460 Emit the message associated with __attribute__((deprecated)).
23462 * toplev.h (warn_deprecated_use): Updated.
23464 * doc/extend.texi: Document new optional parameter to
23465 __attribute__((deprecated))
23467 2009-05-08 Michael Eager <eager@eagercon.com>
23469 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
23470 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
23472 2009-05-08 Richard Guenther <rguenther@suse.de>
23474 PR tree-optimization/40062
23475 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
23476 Avoid exponential behavior.
23478 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
23480 PR rtl-optimization/33928
23482 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
23483 process_uses, build_single_def_use_links): New.
23484 (update_df): Update use_def_ref.
23485 (forward_propagate_into): Use get_def_for_use instead of use-def
23487 (fwprop_init): Call build_single_def_use_links and let it initialize
23489 (fwprop_done): Free use_def_ref.
23490 (fwprop_addr): Eliminate duplicate call to df_set_flags.
23491 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
23492 df_rd_simulate_one_insn): New.
23493 (df_rd_bb_local_compute_process_def): Update head comment.
23494 (df_chain_create_bb): Use the new RD simulation functions.
23495 * df.h (df_rd_simulate_artificial_defs_at_top,
23496 df_rd_simulate_one_insn): New.
23497 * opts.c (decode_options): Enable fwprop at -O1.
23498 * doc/invoke.texi (-fforward-propagate): Document this.
23500 2009-05-08 Joseph Myers <joseph@codesourcery.com>
23503 * c-typeck.c (build_binary_op): Handle arithmetic between one real
23504 and one complex operand specially.
23505 * tree-complex.c (some_nonzerop): Do not identify a real value as
23506 zero if flag_signed_zeros.
23508 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
23510 PR rtl-optimization/33928
23511 * loop-invariant.c (record_use): Fix && vs. || mishap.
23513 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
23515 PR rtl-optimization/33928
23516 * loop-invariant.c (struct use): Add addr_use_p.
23517 (struct def): Add n_addr_uses.
23518 (struct invariant): Add cheap_address.
23519 (create_new_invariant): Set cheap_address.
23520 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
23521 (record_uses): Pass df_ref to record_use.
23522 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
23525 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
23527 * config/sh/sh.c: Do not include c-pragma.h.
23529 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
23531 * config/spu/spu.c: Remove include of c-common.h.
23533 2009-05-07 Janis Johnson <janis187@us.ibm.com>
23536 * c-common.h (mark_valid_location_for_stdc_pragma,
23537 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
23538 clear_float_const_decimal64, float_const_decimal64_p): New.
23539 * c.opt (Wunsuffixed-float-constants): New.
23540 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
23541 unsuffixed float constant, handle new warning.
23542 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
23543 * c-decl.c (c_scope): New flag float_const_decimal64.
23544 (set_float_const_decimal64, clear_float_const_decimal64,
23545 float_const_decimal64_p): New.
23546 (push_scope): Set new flag.
23547 * c-parser.c (c_parser_translation_unit): Mark when it's valid
23548 to use STDC pragmas.
23549 (c_parser_external_declaration): Ditto.
23550 (c_parser_compound_statement_nostart): Ditto.
23551 * c-pragma.c (valid_location_for_stdc_pragma,
23552 mark_valid_location_for_stdc_pragma,
23553 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
23554 handle_pragma_float_const_decimal64): New.
23555 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
23556 * cp/semantics.c (valid_location_for_stdc_pragma_p,
23557 set_float_const_decimal64, clear_float_const_decimal64,
23558 float_const_decimal64_p): New dummy functions.
23559 * doc/extend.texi (Decimal Float): Remove statement that the
23560 pragma, and suffix for double constants, are not supported.
23561 * doc/invoke.texi (Warning Options): List new option.
23562 (-Wunsuffixed-float-constants): New.
23564 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
23566 * config/i386/i386.c: Do not include c-common.h.
23568 2009-05-07 Mark Heffernan <meheff@google.com>
23570 * doc/invoke.texi (Debugging Options): Document change of debugging
23572 * opts.c (decode_options): Make dump_base_name relative to
23573 aux_base_name directory.
23575 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
23577 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
23578 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
23580 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
23582 * Makefile.in (install-plugin): Simplify a bit.
23584 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
23586 * Makefile.in (OBJS-common): Add regcprop.o.
23588 * timevar.def (TV_CPROP_REGISTERS): New.
23589 * regrename.c (regrename_optimize): Return 0.
23590 (rest_of_handle_regrename): Delete.
23591 (pass_rename_registers): Point to regrename_optimize.
23592 (struct value_data_entry, struct value_data,
23593 kill_value_one_regno, kill_value_regno, kill_value,
23594 set_value_regno, init_value_data, kill_clobbered_value,
23595 kill_set_value, kill_autoinc_value, copy_value,
23596 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
23597 replace_oldest_value_reg, replace_oldest_value_addr,
23598 replace_oldest_value_mem, copyprop_hardreg_forward_1,
23599 debug_value_data, validate_value_data): Move...
23600 * regcprop.c: ... here.
23601 (rest_of_handle_cprop): Delete.
23602 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
23604 2009-05-07 Jakub Jelinek <jakub@redhat.com>
23606 PR middle-end/40057
23607 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
23608 GEN_INT for 1 << bitnum.
23609 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
23610 build_int_cst_type.
23612 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
23614 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
23615 Remove wrong description of "nand" operation.
23617 2009-05-06 Richard Guenther <rguenther@suse.de>
23618 Adam Nemet <anemet@caviumnetworks.com>
23620 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
23621 comment. Add that if LHS is not a gimple register, then RHS1 has
23622 to be a single object (GIMPLE_SINGLE_RHS).
23624 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
23626 * expr.c (get_def_for_expr): Move it up in the file.
23627 (store_field): When expanding a bit-field store, look at the
23628 defining gimple stmt for the masking conversion.
23630 2009-05-06 Janis Johnson <janis187@us.ibm.com>
23632 PR middle-end/39986
23633 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
23634 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
23635 32-bit memcpy into long.
23637 2009-05-06 Jakub Jelinek <jakub@redhat.com>
23639 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
23640 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
23642 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
23643 instead of appending DW_OP_deref*.
23645 2009-05-06 Michael Matz <matz@suse.de>
23647 PR middle-end/40021
23648 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
23649 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
23651 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
23653 * Makefile.in (install-plugin): Fix srcdir handling.
23655 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
23657 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
23658 when processing for not_regs_needed bitmap.
23659 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
23660 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
23661 handling it for rhs.
23663 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
23665 * config/i386/i386.md (unnamed inc/dec peephole): Use
23666 optimize_insn_for_size_p instead of optimize_size.
23667 * config/i386/predicates.md (incdec_operand): Likewise.
23668 (aligned_operand): Likewise.
23669 * config/i386/sse.md (divv8sf3): Likewise.
23670 (sqrtv8sf2): Likewise.
23672 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
23674 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
23676 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
23678 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
23680 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
23681 ssemodesuffixf2c with avxmodesuffixf2c.
23683 2009-05-06 Joseph Myers <joseph@codesourcery.com>
23686 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
23688 2009-05-05 Jakub Jelinek <jakub@redhat.com>
23690 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
23691 (struct tree_base): Adjust spacing for 8 bit boundaries.
23692 (struct tree_decl_common): Add decl_by_reference_flag bit.
23693 (DECL_BY_REFERENCE): Adjust.
23694 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
23695 print DECL_BY_REFERENCE bit.
23696 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
23697 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
23698 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
23699 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
23702 PR middle-end/39666
23703 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
23704 range of the type, but default label is missing, add it with one
23705 of the existing labels instead of adding a new label for it.
23707 2009-05-05 Joseph Myers <joseph@codesourcery.com>
23711 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
23713 * Makefile.in (enable_plugin, plugin_includedir): New.
23714 (install): Depend on install-plugin.
23715 (PLUGIN_HEADERS): New.
23716 (install-plugin): New.
23717 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
23719 2009-05-05 Richard Guenther <rguenther@suse.de>
23721 PR tree-optimization/40022
23722 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
23724 (phivn_valid_p): Fix tuplification error, simplify.
23725 (phiprop_insert_phi): Add dumps.
23726 (propagate_with_phi): Simplify.
23728 2009-05-05 Richard Guenther <rguenther@suse.de>
23730 PR middle-end/40023
23731 * builtins.c (gimplify_va_arg_expr): Properly build the address.
23733 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
23735 * tree.h (strip_float_extensions): Remove duplicate declaration.
23736 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
23737 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
23738 block_ultimate_origin): Rearrange the declarations line to match the
23739 comment that indicates the .c file which the functions are defined.
23740 (dwarf2out_*, set_decl_rtl): Add comment.
23741 (get_base_address): Adjust comment.
23742 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
23743 declarations line and add comment.
23744 (is_builtin_name): Add blank after function name, for clarity.
23746 2009-05-04 Joseph Myers <joseph@codesourcery.com>
23748 * attribs.c (decl_attributes): Use %qE for identifiers in
23750 * cgraphunit.c (verify_cgraph_node): Translate function names to
23751 locale character set in diagnostics.
23752 * coverage.c (get_coverage_counts): Use %qE for identifiers in
23754 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
23755 Document that functions are named in UTF-8.
23756 * expr.c (expand_expr_real_1): Translate function names to locale
23757 character set in diagnostics.
23758 * gimplify.c (omp_notice_variable, omp_is_private,
23759 gimplify_scan_omp_clauses): Use %qE for identifiers in
23761 * langhooks.c (lhd_print_error_function): Translate function names
23762 to locale character set.
23763 * langhooks.h (decl_printable_name): Document that return value is
23764 in internal character set.
23765 * stmt.c: Include pretty-print.h
23766 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
23768 (resolve_operand_name_1): Translate named operand name to locale
23770 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
23772 * toplev.c (announce_function): Translate function names to locale
23774 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
23775 (default_tree_printer): Use pp_identifier or translate identifiers
23776 to locale character set. Mark "<anonymous>" for translation.
23777 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
23778 for identifiers in diagnostics.
23779 * tree.c (handle_dll_attribute): Use %qE for identifiers in
23781 * varasm.c (output_constructor): Use %qE for identifiers in
23784 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
23786 * configure.ac: use ` ` instead of $()
23787 * configure: Regenerate.
23789 2009-05-05 Ben Elliston <bje@au.ibm.com>
23791 * config/pa/linux-atomic.c: Eliminate conditional include of
23792 errno.h on non-LP64 systems to simplify build requirements.
23794 2009-05-04 Joseph Myers <joseph@codesourcery.com>
23796 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
23798 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
23799 and pass value to identifier_to_locale.
23800 (warn_variable_length_array): Make name a tree.
23801 (grokdeclarator): Separate diagnostic texts for named and unnamed
23802 declarators. Use %qE for named declarators.
23803 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
23805 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
23806 identifiers in diagnostics.
23807 * c-typeck.c (push_member_name, start_init): Pass identifiers to
23808 identifier_to_locale. Mark "anonymous" strings for translation.
23810 2009-05-04 Michael Eager <eager@eagercon.com>
23812 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
23813 address for DImode/DFmode only if double-precision FP regs.
23815 2009-05-04 Michael Eager <eager@eagercon.com>
23817 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
23818 TARGET_SINGLE_FLOAT check.
23820 2009-05-04 Michael Eager <eager@eagercon.com>
23822 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
23824 2009-05-04 Michael Eager <eager@eagercon.com>
23826 * gcc/config.gcc (powerpc-xilinx-eabi*): Add tm t-xilinx
23827 * config/rs6000/t-xilinx: New
23829 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
23831 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
23832 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
23833 * gcc/explow.c (memory_address): Use target hook.
23834 * gcc/targhooks.c (default_legitimize_address): New.
23835 * gcc/targhooks.h (default_legitimize_address): New.
23836 * gcc/target.h (legitimize_address): New.
23837 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
23838 (TARGET_INITIALIZER): Include it.
23839 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
23841 * config/bfin/bfin-protos.h (legitimize_address): Remove.
23842 * config/bfin/bfin.c (legitimize_address): Remove.
23843 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
23844 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
23846 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
23847 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
23849 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
23850 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
23851 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
23852 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
23853 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
23854 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
23855 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
23856 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
23857 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
23858 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
23859 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
23860 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
23861 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
23862 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
23863 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
23864 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
23865 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
23866 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
23867 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
23868 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
23869 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
23870 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
23871 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
23873 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
23874 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
23875 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
23876 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
23877 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
23878 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
23879 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
23880 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
23881 (thumb_legitimize_address): Delete.
23882 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
23883 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
23884 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
23885 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
23886 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
23887 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
23889 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
23892 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
23893 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
23894 * config/m32r/m32r.c (m32r_legitimize_address): New.
23895 * config/m68k/m68k.c (m68k_legitimize_address): New.
23896 * config/score/score.c (score_legitimize_address): Standardize.
23897 * config/score/score3.c (score3_legitimize_address): Standardize.
23898 * config/score/score3.h (score3_legitimize_address): Adjust.
23899 * config/score/score7.c (score7_legitimize_address): Standardize.
23900 * config/score/score7.h (score7_legitimize_address): Adjust.
23901 * config/sh/sh.c (sh_legitimize_address): New.
23902 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
23904 * gcc/config/s390/s390.c (legitimize_address): Rename to...
23905 (s390_legitimize_address): ... this.
23906 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
23907 (sparc_legitimize_address): ... this.
23908 * gcc/config/i386/i386.c (legitimize_address): Rename to...
23909 (ix86_legitimize_address): ... this.
23910 * gcc/config/avr/avr.c (legitimize_address): Rename to...
23911 (avr_legitimize_address): ... this.
23912 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
23913 (mn10300_legitimize_address): ... this.
23914 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
23915 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
23916 (alpha_expand_mov): Adjust call.
23918 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
23919 * config/spu/spu.c (spu_legitimize_address): Likewise.
23920 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
23921 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
23923 2009-05-04 Joseph Myers <joseph@codesourcery.com>
23925 * intl.c (locale_encoding, locale_utf8): New.
23926 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
23927 * intl.h (locale_encoding, locale_utf8): Declare.
23928 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
23929 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
23931 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
23933 (pp_tree_identifier): Define to call pp_base_tree_identifier.
23934 (pp_base_tree_identifier): Declare as function.
23935 (identifier_to_locale): Declare.
23936 * Makefile.in (pretty-print.o): Update dependencies.
23937 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
23939 2009-05-04 Richard Guenther <rguenther@suse.de>
23941 PR middle-end/40015
23942 * builtins.c (fold_builtin_memory_op): Do not decay to element
23943 type if the size matches the whole array.
23945 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
23947 * expmed.c (synth_mult): When trying out a shift, pass the result
23950 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
23952 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
23953 (shiftsub1_cost): New.
23954 (init_expmed): Compute shiftsub1_cost.
23955 (synth_mult): Optimize multiplications by constants of the form
23956 -(2^^m-1) for some constant positive integer m.
23958 2009-05-03 Richard Guenther <rguenther@suse.de>
23961 * c-typeck.c (array_to_pointer_conversion): Do not built
23962 ADDR_EXPRs of arrays of pointer-to-element type.
23963 * c-gimplify.c (c_gimplify_expr): Revert change fixing
23964 up wrong ADDR_EXPRs after-the-fact.
23965 * c-common.c (strict_aliasing_warning): Strip pointer
23966 conversions for obtaining the original type.
23967 * builtins.c (fold_builtin_memset): Handle array types.
23968 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
23971 2009-05-03 Richard Guenther <rguenther@suse.de>
23973 PR middle-end/23329
23974 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
23975 Do not lose casts from array types with unknown extent to array
23976 types with known extent.
23977 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
23978 alias set compatibility.
23980 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
23982 * flags.h (extra_warnings): Delete.
23983 * toplev.c (process_options): Handle Wuninitialized here.
23984 * opts.c (extra_warnings): Delete.
23985 (set_Wextra): Delete.
23986 (common_handle_option): -Wextra can be handled automatically.
23987 * c-opts.c (c_common_handle_option): Delete obsolete code.
23988 (c_common_post_options): Simplify comment.
23989 * common.opt (W): Add Var.
23991 (Wuninitialized): Initialize to -1.
23993 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
23994 Richard Guenther <rguenther@suse.de>
23996 * expr.c (get_def_for_expr): New function.
23997 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
23998 SSA rather than trees.
23999 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
24000 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
24002 2009-05-03 Joseph Myers <joseph@codesourcery.com>
24004 * c-common.c (reswords): Add _Imaginary.
24005 * c-common.c (enum rid): Add RID_IMAGINARY.
24007 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
24009 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
24010 Patch by Richard Guenther.
24012 2009-05-03 Anatoly Sokolov <aesok@post.ru>
24014 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
24015 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
24016 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
24017 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
24018 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
24019 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
24020 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
24021 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
24022 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
24023 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
24024 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
24025 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
24026 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
24027 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
24028 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
24029 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
24030 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
24031 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
24033 2009-05-02 Richard Guenther <rguenther@suse.de>
24035 PR tree-optimization/39940
24036 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
24039 2009-05-02 Richard Guenther <rguenther@suse.de>
24041 PR middle-end/40001
24042 * tree-ssa.c (execute_update_addresses_taken): Properly check
24043 if we can mark a variable DECL_GIMPLE_REG_P.
24044 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
24045 back to the end of the function.
24046 (is_gimple_reg_type): Remove complex type special casing.
24047 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
24050 2009-05-02 Ben Elliston <bje@au.ibm.com>
24052 * doc/collect2.texi (Collect2): Document search path behaviour
24053 when configured with --with-ld.
24055 2009-05-02 Jan Hubicka <jh@suse.cz>
24057 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
24058 parameter; update callers.
24059 (coalesce_cost_edge): EH edges are costier because they needs
24060 splitting even if not critical and even more costier when there are
24061 multiple EH predecestors.
24063 2009-05-02 Jan Hubicka <jh@suse.cz>
24065 * except.c (remove_eh_handler_and_replace): Handle updating after
24066 removing TRY blocks.
24068 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
24070 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
24072 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
24074 * varasm.c: Do not include c-pragma.h.
24075 * attribs.c: Do not incude c-common.h.
24077 2009-05-01 Michael Matz <matz@suse.de>
24079 * calls.c (initialize_argument_information): Handle SSA names like
24080 decls with a non MEM_P DECL_RTL.
24082 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
24084 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
24085 * ipa-utils.c: Likewise.
24086 * ipa-type-escape.c: Likewise.
24087 * cgraphunit.c Do not include c-common.h.
24088 * ipa-pure-const.c: Likewise.
24089 * tree-if-conv.c: Likewise.
24090 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
24091 * ipa-struct-reorg.c: Likewise.
24092 * tree-nomudflap.c: Likewise.
24093 * tree-ssa-structalias.c: Likewise.
24095 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
24097 * store-motion.c: Many cleanups to make this pass a first-class
24098 citizen instead of an appendix to gcse load motion. Add TODO list
24099 to make this pass faster/cleaner/better.
24101 (struct ls_expr): Post gcse.c-split cleanups.
24102 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
24103 "stores" field to "avail_stores".
24104 (pre_ldst_mems): Rename to store_motion_mems.
24105 (pre_ldst_table): Rename to store_motion_mems_table.
24106 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
24107 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
24108 (ldst_entry): Rename to st_expr_entry, update users.
24109 (free_ldst_entry): Rename to free_st_expr_entry, update users.
24110 (free_ldst_mems): Rename to free_store_motion_mems, update users.
24111 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
24113 (first_ls_expr): Rename to first_st_expr, update users.
24114 (next_ls_expr): Rename to next_st_expr, update users.
24115 (print_ldst_list): Rename to print_store_motion_mems. Print names of
24116 fields properly for store motion instead of names inherited from load
24118 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
24119 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
24122 (ae_kill): Rename to st_kill, update users.
24123 (ae_gen): Rename to st_avloc, update users.
24124 (transp): Rename to st_transp, update users.
24125 (pre_insert_map): Rename to st_insert_map, update users.
24126 (pre_delete_map): Rename to st_delete_map, update users.
24127 (insert_store, build_store_vectors, free_store_memory,
24128 one_store_motion_pass): Update for abovementioned changes.
24130 (gcse_subst_count, gcse_create_count): Remove.
24131 (one_store_motion_pass): New statistics counters "n_stores_deleted"
24132 and "n_stores_created", local variables.
24134 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
24137 (regvec, compute_store_table_current_insn): Remove.
24138 (reg_set_info, reg_clear_last_set): Remove.
24139 (compute_store_table): Use DF caches instead of local dataflow
24142 2009-05-01 Joseph Myers <joseph@codesourcery.com>
24144 * c-objc-common.c (c_tree_printer): Print identifiers with
24145 pp_identifier, not pp_string. Mark "({anonymous})" for
24147 * c-pretty-print.c (pp_c_ws_string): New.
24148 (pp_c_cv_qualifier, pp_c_type_specifier,
24149 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
24150 pp_c_storage_class_specifier, pp_c_function_specifier,
24151 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
24152 pp_c_primary_expression, pp_c_postfix_expression,
24153 pp_c_unary_expression, pp_c_shift_expression,
24154 pp_c_relational_expression, pp_c_equality_expression,
24155 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
24156 use pp_string and pp_c_ws_string in place of pp_identifier and
24157 pp_c_identifier for non-identifiers. Mark English strings for
24159 * c-pretty-print.h (pp_c_ws_string): Declare.
24161 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
24162 Roland McGrath <roland@redhat.com>
24164 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
24165 (ENABLE_LD_BUILDID): New configuration option.
24166 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
24167 (LINK_BUILDID_SPEC): New macro.
24168 (init_spec): If defined, prepend it between LINK_EH_SPEC and
24170 * doc/install.texi: Document --enable-linker-build-id option.
24171 * configure: Rebuild.
24172 * config.in: Rebuild.
24174 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
24176 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
24177 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
24178 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
24179 MIPS_GP_SAVE_AREA_SIZE.
24180 * config/mips/mips.c (struct mips_frame_info): Update comment
24181 before arg_pointer_offset and hard_frame_pointer_offset.
24182 (mips_compute_frame_info): Update diagram before function: to
24183 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
24184 indicate the position of frame_pointer_rtx with -fstack-protector and
24185 to show args_size. Don't allocate cprestore area for leaf functions
24186 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
24188 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
24190 2009-04-30 Michael Matz <matz@suse.de>
24192 PR tree-optimization/39955
24193 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
24195 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
24197 * ira.c (setup_cover_and_important_classes): Use safe macro
24198 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
24200 * genpreds.c (write_tm_preds_h): Output suitable definition of
24201 REG_CLASS_FOR_CONSTRAINT.
24203 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
24205 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
24207 * bitmap.c (bitmap_descriptor): Likewise.
24208 * ggc-common.c (loc_descriptor): Likewise.
24209 * varray.c (varray_descriptor): Likewise.
24210 * vec.c (vec_descriptor): Likewise.
24212 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
24214 * Makefile.in (dce.o): Add $(EXCEPT_H).
24215 * dce.c: Include except.h and delete redundant vector definitions.
24216 (deletable_insn_p): Return false for non-call insns that can throw
24219 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
24221 * gcse.c (ae_gen): Remove.
24222 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
24223 and make non-static function to make it available in store-motion.c.
24224 Update call sites with search-and-replace.
24225 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
24226 extract_mentioned_regs, extract_mentioned_regs_helper,
24227 find_moveable_store, compute_store_table, load_kills_store, find_loads,
24228 store_killed_in_insn, store_killed_after, store_killed_before,
24229 build_store_vectors, insert_insn_start_basic_block, insert-store,
24230 remove_reachable_equiv_notes, replace_store_insn, delete_store,
24231 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
24232 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
24233 * store-motion.c: ...new file. Also copy data structures from gcse.c
24234 and clean up to remove parts not used by store motion.
24235 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
24236 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
24238 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24241 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
24242 when optimizing for size.
24244 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
24246 * gcse.c (gcse_constant_p): Fix typo in last change.
24248 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
24250 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
24252 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
24254 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
24256 2009-04-29 James E. Wilson <wilson@codesourcery.com>
24258 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
24259 CONST_HIGH_PART result.
24261 2009-04-29 Anatoly Sokolov <aesok@post.ru>
24263 * config/avr/avr.c (initial_elimination_offset): Rename to
24264 avr_initial_elimination_offset.
24265 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
24266 change return type to bool.
24267 (avr_can_eliminate): New function.
24268 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
24269 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
24270 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
24271 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
24272 avr_initial_elimination_offset.
24273 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
24274 (avr_initial_elimination_offset): Define.
24276 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
24277 Steven Bosscher <steven@gcc.gnu.org>
24279 PR rtl-optimization/39938
24280 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
24281 * cfgrtl.c: Include insn-attr.h.
24282 (rest_of_pass_free_cfg): New function.
24283 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
24284 * resource.c (init_resource_info): Remove call to df_analyze.
24286 2009-04-29 Richard Guenther <rguenther@suse.de>
24289 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
24290 allow conversion to signed integers.
24292 2009-04-29 Richard Guenther <rguenther@suse.de>
24294 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
24295 shifts of floating point vectors if the shift amount is
24296 a constant multiple of the element size.
24298 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
24299 Michael Matz <matz@suse.de>
24301 PR middle-end/39927
24303 * tree-outof-ssa.c (emit_partition_copy): New function.
24304 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
24305 insert_part_to_rtx_on_edge): Perform the partition base var
24306 copy using emit_partition_copy.
24307 (insert_value_copy_on_edge): Convert constants to the right mode.
24308 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
24309 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
24311 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
24313 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
24314 scan backwards to try to find a constant to initialize it.
24316 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
24317 insn before the loop_end instruction, don't look past labels.
24319 2009-04-29 Richard Guenther <rguenther@suse.de>
24321 PR middle-end/39937
24322 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
24323 loose type conversions.
24324 (forward_propagate_addr_expr): Fix tuplification bug. Remove
24325 stmts only if there are no uses of its definition.
24327 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
24329 * config/bfin/bfin.h (splitting_loops): Declare.
24330 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
24331 Reorder bit definitions to be ascending.
24332 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
24333 * config/bfin/bfin.c (splitting_loops): New variable.
24334 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
24335 (struct loop_info): Remove members INIT and LOOP_INIT.
24336 (bfin_optimize_loop): Don't set them. Reorder the code that generates
24337 the LSETUP sequence. Allow LC to be loaded from any register, but
24338 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
24339 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
24341 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
24342 of reload_completed.
24345 * config/bfin/bfin.md (movsi_insn): Refine constraints.
24347 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
24349 * Makefile.in (PLUGIN_VERSION_H): New.
24350 (OBJS-common): Remove plugin-version.o.
24351 (plugin.o): Depend on (PLUGIN_VERSION_H).
24352 (plugin-version.o): Remove.
24353 * configure: Regenerate
24354 * configure.ac: Create plugin-version.h.
24355 * gcc-plugin.h (plugin_gcc_version): Remove.
24356 (plugin_default_version_check): Change signature.
24357 * plugin-version.c: Remove.
24358 * plugin.c: Include plugin-version.h.
24359 (str_plugin_gcc_version_name): Remove.
24360 (try_init_one_plugin): Pass gcc version to plugin_init.
24361 (plugin_default_version_check): Both gcc and plugin versions are now
24364 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
24366 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
24367 problematic last insns. Test for TYPE_CALL rather than CALL_P.
24368 Remove special case testing for last insn of inner loops. Don't fail
24369 if the loop ends with a jump, emit an extra nop instead.
24371 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
24372 DREGS rather than comparing directly. Remove code that tries to
24373 account for latencies.
24375 2009-04-29 Richard Guenther <rguenther@suse.de>
24377 PR tree-optimization/39941
24378 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
24379 eliminating an indirect call.
24381 2009-04-29 Richard Guenther <rguenther@suse.de>
24383 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
24384 parameter. Allow invariants as base if !require_lvalue.
24385 (verify_gimple_assign_single): Adjust.
24387 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
24389 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
24390 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
24391 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
24392 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
24393 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
24395 * config/bfin/bfin.c (bfin_expand_builtin,
24396 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
24398 2009-04-28 Richard Guenther <rguenther@suse.de>
24400 * tree-vect-loop.c (get_initial_def_for_induction): Use
24401 correct types for pointer increment.
24403 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24405 * toplev.c (print_version): Update GMP version string calculation.
24407 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
24409 PR rtl-optimization/39938
24410 * resource.c (init_resource_info): Add call to df_analyze.
24412 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
24414 * config/alpha/alpha.md (usegp): Cast the result of
24415 alpha_find_lo_sum_using_gp to enum attr_usegp.
24416 * config/alpha/alpha.c (override_options): Remove end-of-structure
24417 marker element from cpu_table. Use array size of cpu_table to handle
24418 -mcpu and -mtune options.
24419 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
24421 2009-04-28 Joseph Myers <joseph@codesourcery.com>
24423 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
24424 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
24425 tune_32 and tune_64.
24426 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
24427 support on PowerPC.
24428 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
24429 * config/rs6000/option-defaults.h: ... here. New file.
24430 (OPT_64, OPT_32): Define.
24431 (MASK_64BIT): Define to 0 if not already defined.
24432 (OPT_ARCH64, OPT_ARCH32): Define.
24433 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
24436 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24438 * config/arm/arm.c (arm_override_options): Emit error on using
24441 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
24443 PR rtl-optimization/39914
24444 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
24445 registers for allocnos created from user-defined variables only
24446 when not optimizing.
24448 2009-04-28 Richard Guenther <rguenther@suse.de>
24450 PR middle-end/39937
24451 * fold-const.c (fold_binary): Use distribute_real_division only
24454 2009-04-28 Steve Ellcey <sje@cup.hp.com>
24456 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
24457 add hpux-stdint.h to tm_file.
24458 (hppa[12]*-*-hpux11*): Ditto.
24459 (ia64*-*-hpux*): Ditto.
24460 * config/hpux-stdint.h: New.
24461 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
24462 __STDC_EXT__ for all compiles.
24463 * config/pa/pa-hpux.h: Ditto.
24464 * config/pa/pa-hpux10.h: Ditto.
24465 * config/pa/pa-hpux11.h: Ditto.
24467 2009-04-28 Catherine Moore <clm@codesourcery.com>
24469 * debug.h (set_name): Add comment.
24471 2009-04-28 Andrew Pinski <pinskia@gmail.com>
24474 * config/darwin.c (machopic_gen_offset): Check
24475 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
24476 * config/arm/arm.c (require_pic_register): Likewise.
24478 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
24480 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
24481 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
24482 m32c_promote_prototypes): Delete.
24484 2009-04-28 Michael Matz <matz@suse.de>
24486 PR middle-end/39922
24487 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
24490 2009-04-28 Richard Guenther <rguenther@suse.de>
24492 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
24494 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24496 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
24497 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
24498 * config/arm/arm-tune.md: Regenerate.
24500 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
24502 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
24503 block if there are complex incoming edges.
24504 (sel_merge_blocks): Remove useless assert.
24505 (sel_redirect_edge_and_branch): Check that edge was redirected.
24506 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
24507 (sel_find_rgns): Delete declaration.
24508 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
24509 the region when it is not a preheader.
24511 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
24514 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
24516 2009-04-28 Richard Guenther <rguenther@suse.de>
24518 * tree.h (SSA_NAME_VALUE): Remove.
24519 (struct tree_ssa_name): Remove value_handle member.
24520 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
24521 array for jump threading.
24522 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
24524 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
24525 * tree-flow.h (threadedge_initialize_values): Declare.
24526 (threadedge_finalize_values): Likewise.
24527 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
24528 (SSA_NAME_VALUE): Define.
24529 (threadedge_initialize_values): New function.
24530 (threadedge_finalize_values): Likewise.
24531 * tree-ssa-dom.c (ssa_name_values): New global variable.
24532 (SSA_NAME_VALUE): Define.
24533 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
24535 2009-04-28 Ira Rosen <irar@il.ibm.com>
24537 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
24538 Use REPORT_VECTORIZED_LOCATIONS instead
24539 REPORT_VECTORIZED_LOOPS.
24540 * tree-vectorizer.c (vect_verbosity_level): Make static.
24541 (vect_loop_location): Rename to vect_location.
24542 (vect_set_verbosity_level): Update comment.
24543 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
24545 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
24546 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
24547 instead REPORT_UNVECTORIZED_LOOPS.
24548 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
24549 and vect_loop_def to vect_external_def and vect_internal_def.
24550 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
24551 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
24552 REPORT_UNVECTORIZED_LOCATIONS.
24553 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
24554 and vect_used_in_loop and to vect_unused_in_scope and
24555 vect_used_in_scope.
24556 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
24557 (vect_verbosity_level): Remove declaration.
24558 (vect_analyze_operations): Likewise.
24559 (vect_analyze_stmt): Declare.
24560 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
24561 REPORT_UNVECTORIZED_LOCATIONS.
24562 (vect_get_loop_niters): Fix indentation.
24563 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
24564 (vect_analyze_loop_operations): New function.
24565 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
24566 vect_analyze_operations.
24567 (vect_is_simple_reduction): Use new names.
24568 (vectorizable_live_operation, vect_transform_loop): Likewise.
24569 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
24570 to specify whether the data references can be a part of interleaving
24572 (vect_analyze_data_ref_dependence): Use new names.
24573 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
24574 (vect_create_addr_base_for_vector_ref): Remove redundant code.
24575 * tree-vect-patterns.c (widened_name_p): Use new names.
24576 (vect_recog_dot_prod_pattern): Likewise.
24577 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
24578 (process_use, vect_mark_stmts_to_be_vectorized,
24579 vect_model_simple_cost, vect_model_store_cost,
24580 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
24581 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
24582 vectorizable_operation, vectorizable_type_demotion,
24583 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
24584 vectorizable_condition): Likewise.
24585 (vect_analyze_operations): Split into vect_analyze_loop_operations
24587 (vect_analyze_stmt): ... new function.
24588 (new_stmt_vec_info): Use new names.
24589 (vect_is_simple_use): Use new names and fix comment.
24590 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
24591 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
24593 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
24596 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
24597 and integer modes for x87 operands. Do not ICE for unsupported size,
24598 generate error instead. Generate error for unsupported operand types.
24599 ['z']: Do not handle HImode memory operands specially. Warning
24600 for floating-point operands. Fallthru to 'Z' for unsupported operand
24601 types. Do not ICE for unsupported size, generate error instead.
24602 (output_387_binary_op): Use %Z to output operands.
24603 (output_fp_compare): Ditto.
24604 (output_387_reg_move): Ditto.
24606 2009-04-28 Ben Elliston <bje@au.ibm.com>
24611 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24613 * builtins.c (c_strlen): Do not warn here.
24614 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
24615 * c-common.c (pointer_int_sum): Take an explicit location.
24616 Warn about offsets out of bounds.
24617 * c-common.h (pointer_int_sum): Adjust declaration.
24619 2009-04-27 Ian Lance Taylor <iant@google.com>
24621 * collect2.c (is_ctor_dtor): Change type of ret field in struct
24623 * dce.c (run_fast_df_dce): Change type of old_flags to int.
24624 * df-core.c (df_set_flags): Change return type to int. Change
24625 type of old_flags to int.
24626 (df_clear_flags): Likewise.
24627 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
24628 (df_get_conditional_uses): Likewise.
24629 * df.h (df_set_flags, df_clear_flags): Update declarations.
24630 * dwarf2out.c (struct indirect_string_node): Change type of form
24631 field to enum dwarf_form.
24632 (AT_string_form): Change return type to enum dwarf_form.
24633 * fixed-value.c (fixed_compare): Add cast to enum type.
24634 * fwprop.c (update_df): Change 0 to VOIDmode.
24635 * gensupport.c: Change 0 to UNKNOWN.
24636 * gimple.h (gimple_cond_code): Add cast to enum type.
24637 * haifa-sched.c (reemit_notes): Add cast to enum type.
24638 * hooks.c (hook_int_void_no_regs): Remove function.
24639 * hooks.h (hook_int_void_no_regs): Remove declaration.
24640 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
24641 * predict.c (combine_predictions_for_insn): Add casts to enum type.
24642 * real.c (real_arithmetic): Add cast to enum type.
24643 (real_compare): Likewise.
24644 * target.h (struct gcc_target): Change return type of
24645 branch_target_register_class to enum reg_class.
24646 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
24647 default_branch_target_register_class.
24648 * targhooks.c (default_branch_target_register_class): New function.
24649 * targhooks.h (default_branch_target_register_class): Declare.
24650 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
24651 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
24653 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
24655 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
24656 vect_uninitialized_def. Change 0 to ERROR_MARK.
24657 * tree-vect-stmts.c (supportable_widening_operation): Don't
24658 initialize icode1 and icode2.
24659 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
24660 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
24662 (cmn_err_flag_specs): Change 0 to STD_C89.
24663 (cmn_err_char_table): Likewise.
24664 * config/arm/arm.c (get_arm_condition_code): Change type of code
24665 to enum arm_cond_code.
24666 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
24667 (IWMMXT_BUILTIN2): Likewise.
24668 (neon_builtin_type_bits): Don't define typedef.
24669 (neon_builtin_datum): Change type of bits field to int.
24670 (arm_expand_neon_args): Add cast to enum type.
24671 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
24673 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
24674 casts to enum type.
24675 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
24677 * config/mips/mips.md (jal_macro): Return enum constant.
24678 (single_insn): Likewise.
24679 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
24681 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
24682 casts to enum type.
24683 * config/s390/s390.c (s390_tune_flags): Change type to int.
24684 (s390_arch_flags): Likewise.
24685 (s390_handle_arch_option): Change flags field of struct pta to int.
24686 * config/s390/s390.h (s390_tune_flags): Update declaration.
24687 (s390_arch_flags): Likewise.
24688 * config/sh/sh.c (prepare_move_operands): Compare
24689 tls_symbolic_operand result with enum constant.
24690 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
24691 (sh_expand_prologue): Add cast to enum type.
24692 (sh_expand_epilogue): Likewise.
24693 (tls_symbolic_operand): Change return type to enum tls_model.
24694 (fpscr_set_from_mem): Add cast to enum type.
24695 (legitimize_pic_address): Compare tls_symbolic_operand result with
24697 (sh_target_reg_class): Change return type to enum reg_class.
24698 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
24700 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
24701 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
24702 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
24703 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
24704 (delayed_branch, tls_call_delay): Likewise.
24705 (eligible_for_sibcall_delay): Likewise.
24706 (eligible_for_return_delay): Likewise.
24707 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
24708 (spu_expand_builtin_1): Likewise.
24710 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
24711 for all types of conversions.
24712 (output_init_element): Issue -Wc++-compat warning if needed when
24713 initializing a bitfield with enum type.
24714 * c-parser.c (c_parser_expression): Set original_type to
24715 original_type of right hand operand of comma operator.
24717 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24719 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
24721 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
24722 * doc/cpp.texi (Standard Predefined Macros)
24723 (Implementation-defined behavior): Likewise.
24724 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
24725 * doc/gimple.texi (GIMPLE Exception Handling)
24726 (@code{GIMPLE_ASSIGN}): Likewise.
24727 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
24728 * doc/invoke.texi (Warning Options, Optimize Options)
24729 (AVR Options, Darwin Options): Likewise.
24730 (Optimize Options): Reformulate -fwhole-program description.
24731 * doc/loop.texi (Lambda): Likewise.
24732 * doc/md.texi (Output Template, Define Constraints)
24733 (Standard Names, Insn Splitting): Likewise.
24734 * doc/options.texi (Option properties): Likewise.
24735 * doc/passes.texi (Tree-SSA passes): Likewise.
24736 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
24737 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
24738 (File Names and DBX): Likewise.
24739 * doc/trouble.texi (Incompatibilities): Likewise.
24741 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
24743 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
24744 instruction is correct.
24746 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
24748 Allow non-constant arguments to conversion intrinsics.
24749 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
24750 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
24751 * spu.c (print_operand): Handle 'v' and 'w'.
24752 (exp2_immediate_p, spu_gen_exp2): Define.
24753 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
24754 spu_convtf_1): Update parameter descriptions.
24755 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
24756 * constraints.md ('v', 'w'): New.
24757 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
24759 (i2f, I2F): New define_mode_attr.
24760 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
24761 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
24762 fixuns_truncv4sfv4si2): Update to use mode attribute.
24763 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
24764 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
24765 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
24766 patterns for combine.
24768 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
24770 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
24771 (cprop, hoist, pre, store_motion): New debug counters.
24772 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
24773 is not an RTL pass anymore.
24774 (pass_profiling): Remove extern decl for pass removed in 2005.
24775 (pass_gcse, pass_jump_bypass): Remove.
24776 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
24777 to 0 for clean state.
24778 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
24779 * cse.c (gate_handle_cse_after_global_opts,
24780 rest_of_handle_cse_after_global_opts): New functions.
24781 (pass_cse_after_global_opts): New pass, does local CSE.
24782 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
24783 (TV_CPROP): New timevar.
24784 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
24785 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
24786 (gcse_main, recompute_all_luids): Remove.
24787 (compute_hash_table_work): Call max_reg_num instead of reading
24789 (cprop_jump): Don't set run_jump_opt_after_gcse.
24790 (constprop_register): Always allow to alter jumps.
24791 (cprop_insn): Likewise.
24792 (do_local_cprop): Likewise.
24793 (local_cprop_pass): Likewise. Return non-zero if something changed.
24794 (cprop): Remove function, fold interesting bits into one_cprop_pass.
24795 (find_implicit_sets): Add note about missed optimization opportunity.
24796 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
24797 pass_rtl_cprop execute function.
24798 Don't bother tracking the pass number, each pass gets its own dumpfile
24800 Always allow to alter jumpsand bypass jumps.
24801 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
24802 will just find no suitable set.
24803 (pre_edge_insert): Fix dumping, this function is for PRE only.
24804 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
24805 pass_rtl_pre execute function.
24806 (hoist_code): Return non-zero if something changed. Keep track of
24807 substitutions and insertions for statistics gathering similar to PRE.
24808 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
24809 called from the pass_rtl_hoist execute function. Show pass statistics.
24810 (compute_store_table): Use max_reg_num directly instead of using the
24811 formerly global max_gcse_regno.
24812 (build_store_vectors): Likewise.
24813 (replace_store_insn): Fix dumping.
24814 (store_motion): Rename to ...
24815 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
24816 pass, called from the pass_rtl_store_motion execute function. Keep
24817 track of substitutions and insertions for statistics gathering similar
24819 (bypass_jumps): Remove, fold interesting bits into ...
24820 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
24821 from the pass_rtl_cprop execute function.
24822 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
24823 pass_jump_bypass): Remove.
24824 (gate_handle_gcse, rest_of_handle_gcse): Remove.
24825 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
24826 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
24827 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
24828 (gate_rtl_store_motion, execute_rtl_store_motion,
24829 pass_rtl_store_motion): New.
24830 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
24831 make it clear that -fcse-skip-blocks is a no-op for backward compat.
24832 * passes.c (init_optimization_passes): Remove pass_gcse and
24833 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
24834 and cse_after_global_opts in place of pass_gcse. Schedule cprop
24835 instead of pass_jump_bypass.
24837 2009-04-27 Richard Guenther <rguenther@suse.de>
24839 PR middle-end/39928
24840 * gimplify.c (gimplify_expr): If we are required to create
24841 a temporary make sure it ends up as register.
24843 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
24846 * config/i386/i386.c (construct_container): Don't call
24847 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
24848 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
24850 2009-04-27 Michael Matz <matz@suse.de>
24852 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
24853 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
24854 * tree-ssa-live.h (find_replaceable_exprs): Return a bitmap.
24855 (dump_replaceable_exprs): Take a bitmap.
24856 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
24858 (expand_gimple_basic_block): Likewise.
24859 * tree-ssa-ter.c (struct temp_expr_table_d): Make
24860 replaceable_expressions member a bitmap.
24861 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
24862 (mark_replaceable): Likewise.
24863 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
24864 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
24866 2009-04-27 Richard Guenther <rguenther@suse.de>
24868 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
24869 (verify_stmts): Dispatch to gimple/type verification code.
24870 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
24871 issue with call argument types.
24873 2009-04-27 Michael Matz <matz@suse.de>
24875 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
24876 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
24879 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
24880 Eric Botcazou <ebotcazou@adacore.com>
24882 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
24883 a label's basic block.
24884 (mark_target_live_regs): Tidy and rework obsolete comments.
24885 Change back DF problem to LIVE. If a label starts a basic block,
24886 assume that all registers that used to be live then still are.
24887 (init_resource_info): If a label starts a basic block, set its
24888 BLOCK_FOR_INSN accordingly.
24889 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
24891 2009-04-27 Richard Guenther <rguenther@suse.de>
24893 * tree-flow-inline.h (function_ann): Remove.
24894 (get_function_ann): Likewise.
24895 * tree-dfa.c (create_function_ann): Remove.
24896 * tree-flow.h (struct static_var_ann_d): Remove.
24897 (struct function_ann_d): Likewise.
24898 (union tree_ann_d): Remove fdecl member.
24899 (function_ann_t): Remove.
24900 (function_ann, get_function_ann, create_function_ann): Remove
24903 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
24905 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
24907 2009-04-27 Jan Hubicka <jh@suse.cz>
24909 * ipa-pure-const.c (struct funct_state_d): New fields
24910 state_previously_known, looping_previously_known; remove
24911 state_set_in_source.
24912 (analyze_function): Use new fields.
24913 (propagate): Avoid assumption that state_set_in_source imply
24916 * tree-ssa-loop-niter.c (finite_loop_p): New function.
24917 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
24918 * cfgloop.h (finite_loop_p): Declare.
24920 2009-04-26 Michael Matz <matz@suse.de>
24922 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
24924 2009-04-26 Michael Matz <matz@suse.de>
24926 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
24927 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
24928 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
24929 pass_mark_used_blocks): Remove.
24930 * tree-optimize.c (pass_free_datastructures,
24931 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
24932 * passes.c (init_optimization_passes): Don't call
24933 pass_mark_used_blocks, remove dead code.
24935 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
24937 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
24938 * tree-ssa-live.h (register_ssa_partition): Likewise.
24940 2009-04-26 Michael Matz <matz@suse.de>
24943 * builtins.c (fold_builtin_next_arg): Handle SSA names.
24944 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
24945 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
24947 (compare_pairs): Swap cost comparison.
24948 (coalesce_ssa_name): Don't use change_partition_var.
24949 * tree-nrv.c (struct nrv_data): Add modified member.
24950 (finalize_nrv_r): Set it.
24951 (tree_nrv): Use it to update statements.
24952 (pass_nrv): Require PROP_ssa.
24953 * tree-mudflap.c (mf_decl_cache_locals,
24954 mf_build_check_statement_for): Use make_rename_temp.
24955 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
24956 * alias.c (find_base_decl): Handle SSA names.
24957 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
24958 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
24959 * rtl.h (set_reg_attrs_for_parm): Declare.
24960 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
24961 to "optimized", remove unused locals at finish.
24962 (execute_free_datastructures): Make global, call
24963 delete_tree_cfg_annotations.
24964 (execute_free_cfg_annotations): Don't call
24965 delete_tree_cfg_annotations.
24967 * ssaexpand.h: New file.
24968 * expr.c (toplevel): Include ssaexpand.h.
24969 (expand_assignment): Handle SSA names the same as register variables.
24970 (expand_expr_real_1): Expand SSA names.
24971 * cfgexpand.c (toplevel): Include ssaexpand.h.
24972 (SA): New global variable.
24973 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
24974 (SSAVAR): New macro.
24975 (set_rtl): New helper function.
24976 (add_stack_var): Deal with SSA names, use set_rtl.
24977 (expand_one_stack_var_at): Likewise.
24978 (expand_one_stack_var): Deal with SSA names.
24979 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
24980 before unique numbers.
24981 (expand_stack_vars): Use set_rtl.
24982 (expand_one_var): Accept SSA names, add asserts for them, feed them
24983 to above subroutines.
24984 (expand_used_vars): Expand all partitions (without default defs),
24985 then only the local decls (ignoring those expanded already).
24986 (expand_gimple_cond): Remove edges when jumpif() expands an
24987 unconditional jump.
24988 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
24989 or remove abnormal edges. Ignore insns setting the LHS of a TERed
24991 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
24992 members of SA; deal with PARM_DECL partitions here; expand
24993 all PHI nodes, free tree datastructures and SA. Commit instructions
24994 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
24995 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
24996 info and statements at start, collect garbage at finish.
24997 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
24998 (VAR_ANN_PARTITION) Remove.
24999 (change_partition_var): Don't declare.
25000 (partition_to_var): Always return SSA names.
25001 (var_to_partition): Only accept SSA names.
25002 (register_ssa_partition): Only check argument.
25003 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
25005 (delete_var_map): Don't free it.
25006 (var_union): Only accept SSA names, simplify.
25007 (partition_view_init): Mark only useful SSA names as used.
25008 (partition_view_fini): Only deal with SSA names.
25009 (change_partition_var): Remove.
25010 (dump_var_map): Use ssa_name instead of partition_to_var member.
25011 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
25013 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
25014 (struct _elim_graph): New member const_dests; nodes member vector of
25016 (set_location_for_edge): New static helper.
25017 (create_temp): Remove.
25018 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
25019 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
25020 (new_elim_graph): Allocate const_dests member.
25021 (clean_elim_graph): Truncate const_dests member.
25022 (delete_elim_graph): Free const_dests member.
25023 (elim_graph_size): Adapt to new type of nodes member.
25024 (elim_graph_add_node): Likewise.
25025 (eliminate_name): Likewise.
25026 (eliminate_build): Don't take basic block argument, deal only with
25027 partition numbers, not variables.
25028 (get_temp_reg): New static helper.
25029 (elim_create): Use it, deal with RTL temporaries instead of trees.
25030 (eliminate_phi): Adjust all calls to new signature.
25031 (assign_vars, replace_use_variable, replace_def_variable): Remove.
25032 (rewrite_trees): Only do checking.
25033 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
25034 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
25035 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
25036 contains_tree_r, MAX_STMTS_IN_LATCH,
25037 process_single_block_loop_latch, analyze_edges_for_bb,
25038 perform_edge_inserts): Remove.
25039 (expand_phi_nodes): New global function.
25040 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
25041 functions, initialize new parameter, remember partitions having a
25043 (finish_out_of_ssa): New global function.
25044 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
25045 don't reset in_ssa_p here, don't disable TER when mudflap.
25046 (pass_del_ssa): Remove.
25047 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
25049 (execute_free_datastructures): Declare.
25050 * Makefile.in (SSAEXPAND_H): New variable.
25051 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
25052 * basic-block.h (commit_one_edge_insertion): Declare.
25053 * passes.c (init_optimization_passes): Move pass_nrv and
25054 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
25055 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
25056 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
25057 (redirect_branch_edge): Deal with super block when expanding, split
25058 out jump patching itself into ...
25059 (patch_jump_insn): ... here, new static helper.
25061 2009-04-26 Michael Matz <matz@suse.de>
25063 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
25064 beyond num_ssa_names.
25065 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
25066 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
25068 2009-04-26 Jakub Jelinek <jakub@redhat.com>
25070 PR inline-asm/39543
25071 * fwprop.c (forward_propagate_asm): New function.
25072 (forward_propagate_and_simplify): Propagate also into __asm, if it
25073 doesn't increase the number of referenced registers.
25076 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
25078 2009-04-26 Jakub Jelinek <jakub@redhat.com>
25080 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
25081 note_nonlocal_vla_type for nonlocal VLAs.
25082 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
25083 contains_remapped_vars, remap_vla_decls): New functions.
25084 (convert_nonlocal_reference_stmt): If not optimizing, call
25085 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
25086 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
25087 if it wasn't found in var_map.
25088 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
25089 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
25090 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
25092 * gimplify.c (nonlocal_vlas): New variable.
25093 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
25095 (gimplify_body): Create and destroy nonlocal_vlas.
25097 * dwarf2out.c (loc_descr_plus_const): New function.
25098 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
25099 mem_loc_descriptor, loc_descriptor_from_tree_1,
25100 descr_info_loc, gen_variable_die): Use it.
25102 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
25103 !TREE_STATIC VAR_DECLs.
25104 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
25105 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
25106 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
25107 DECL_BY_REFERENCE is valid.
25108 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
25109 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
25110 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
25111 Copy DECL_BY_REFERENCE.
25112 (struct nesting_copy_body_data): New type.
25113 (nesting_copy_decl): New function.
25114 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
25115 if they have variable length.
25117 2009-04-26 Michael Matz <matz@suse.de>
25119 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
25120 mark new temporaries for renaming.
25122 2009-04-26 Joseph Myers <joseph@codesourcery.com>
25125 * c-decl.c (global_bindings_p): Return negative value.
25126 (c_variable_size): New. Based on variable_size from
25128 (grokdeclarator): Call c_variable_size not variable_size.
25130 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
25132 * config/i386/i386.c (print_operand) ['z']: Fix typo.
25134 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
25136 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
25137 Redefine it to just use mingw/include.
25138 (ASM_SPEC): Rules for -m32 and -m64.
25139 (LINK_SPEC): Use Likewise.
25140 (SPEC_32): New define.
25141 (SPEC_64): Likewise.
25142 (SUB_LINK_SPEC): Likewise.
25143 (MULTILIB_DEFAULTS): New define.
25144 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
25145 Add multilib options.
25146 (MULTILIB_DIRNAMES): Likewise.
25147 (MULTILIB_OSDIRNAMES): Likewise.
25148 (LIBGCC): Likewise.
25149 (INSTALL_LIBGCC): Likewise.
25151 2009-04-26 Joseph Myers <joseph@codesourcery.com>
25154 * c-tree.h (enum c_inline_static_type): New.
25155 (record_inline_static): Declare.
25156 * c-decl.c (struct c_inline_static, c_inline_statics,
25157 record_inline_static, check_inline_statics): New.
25158 (pop_file_scope): Call check_inline_statics.
25159 (start_decl): Call record_inline_static instead of pedwarning
25160 directly for static in inline function.
25161 * c-typeck.c (build_external_ref): Call record_inline_static
25162 instead of pedwarning directly for static referenced in inline
25165 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
25167 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
25168 not new but only being rescanned.
25169 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
25170 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
25171 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
25172 record_set_info, compute_set, grealloc): Remove.
25173 (recompute_all_luids): New function.
25174 (gcse_main): Don't compute sets, and don't do related memory
25175 allocations/free-ing. If something changed before the end of the
25176 pass, update LUIDs using recompute_all_luids.
25177 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
25178 (free_gcse_mem): Don't free it either.
25179 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
25180 Use the df insn LUIDs.
25181 (load_killed_in_block): Likewise.
25182 (compute_hash_table_work): Don't compute reg_set_in_block.
25183 (compute_transp): Use DF_REG_DEF_CHAINs.
25184 (local_cprop_pass): Don't use compute_sets and related functions.
25185 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
25186 Use get_max_uid() instead of max_cuid.
25187 (insert_insn_end_basic_block, pre_insert_copy_insn,
25188 update_ld_motion_stores): Don't try to
25189 keep reg_set tables up to date.
25190 (pre_insert_copies): Use df insn LUIDs.
25191 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
25192 (reg_set_info): Don't use extra bitmap argument.
25193 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
25194 information to compute regs_set_in_block.
25195 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
25196 (bypass_jumps): Don't use compute_sets and friends.
25198 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25201 * opts.c (undocumented_msg): Do not leave blank even with
25204 2009-04-25 Joseph Myers <joseph@codesourcery.com>
25206 * c-decl.c (build_enumerator): Allow values folding to integer
25207 constants but not integer constant expressions with a pedwarn if
25210 2009-04-25 Joseph Myers <joseph@codesourcery.com>
25213 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
25214 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
25215 type is an integer constant.
25217 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
25220 * config/i386/i386.c (print_operand) ['z']: Revert handling of
25223 2009-04-25 Joseph Myers <joseph@codesourcery.com>
25226 * c-decl.c (grokdeclarator): Diagnose declarations of functions
25227 with variably modified return type and no storage class
25228 specifiers, except for the case of nested functions. Distinguish
25229 extern declarations of functions with variably modified return
25230 types from those of objects with variably modified types.
25232 2009-04-25 Jan Hubicka <jh@suse.cz>
25234 * tree.c (list_equal_p): New function.
25235 * tree.h (list_equal_p): Declare.
25236 * coretypes.h (edge_def, edge, const_edge, basic_block_def
25237 basic_block_def, basic_block, const_basic_block): New.
25238 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
25239 (redirect_eh_edge): New function.
25240 (make_eh_edge_update_phi): EH edges are not abnormal.
25241 * except.c: Include tree-flow.h.
25242 (list_match): New function.
25243 (eh_region_replaceable_by_p): New function.
25244 (replace_region): New function.
25245 (hash_type_list): New function.
25246 (hash_eh_region): New function.
25247 (eh_regions_equal_p): New function.
25248 (merge_peers): New function.
25249 (remove_unreachable_regions): Verify EH tree when checking;
25251 (copy_eh_region_1): New function.
25252 (copy_eh_region): New function.
25253 (push_reachable_handler): New function.
25254 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
25255 regions without label but with live RESX.
25256 * except.h (redirect_eh_edge_to_label): New.
25257 * tree-flow.h (redirect_eh_edge): New.
25258 * coretypes.h (edge_def, edge, const_edge, basic_block_def
25259 basic_block_def, basic_block, const_basic_block): Remove.
25260 * Makefile.in (except.o): Add dependency on tree-flow.h
25261 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
25262 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
25265 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
25268 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
25269 on the destination of memcpy.
25271 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
25273 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
25274 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
25275 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
25277 2009-04-25 Jan Hubicka <jh@suse.cz>
25279 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
25280 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
25281 to be reached by different label than left.
25282 (update_eh_edges): Update comment; remove edge_to_remove if possible
25283 and return true if suceeded.
25284 (cleanup_empty_eh): Accept sharing map; handle shared regions.
25285 (cleanup_eh): Compute sharing map.
25286 * except.c (remove_eh_handler_and_replace): Add argument if we should
25288 (remove_unreachable_regions): Update for label sharing.
25289 (label_to_region_map): Likewise.
25290 (get_next_region_sharing_label): New function.
25291 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
25293 (remove_eh_handler): Update.
25294 (remove_eh_region_and_replace_by_outer_of): New function.
25295 * except.h (struct eh_region): Add next_region_sharing_label.
25296 (remove_eh_region_and_replace_by_outer_of,
25297 get_next_region_sharing_label): Declare.
25298 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
25300 2009-04-25 Jan Hubicka <jh@suse.cz>
25302 * tree-cfg.c (split_critical_edges): Split also edges where we can't
25303 insert code even if they are not critical.
25305 2009-04-25 Jan Hubicka <jh@suse.cz>
25307 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
25308 (gimple_can_remove_branch_p): EH edges won't remove branch by
25310 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
25311 updating of non-abnormal EH edges.
25312 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
25313 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
25314 (split_critical_edges): Split also edges where emitting code on them
25315 will lead to splitting later.
25317 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
25318 H.J. Lu <hongjiu.lu@intel.com>
25321 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
25322 the configured assembler supports fildq and fistpq mnemonics.
25323 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
25324 * configure: Regenerated.
25325 * config.in: Ditto.
25327 * config/i386/i386.c (print_operand): Handle 'Z'.
25328 ['z']: Remove handling of special fild/fist suffixes.
25329 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
25330 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
25331 suffix of fild insn.
25332 (*floatsi<mode>2_vector_mixed): Ditto.
25333 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
25334 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
25335 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
25336 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
25337 * config/i386/gas.h (GAS_MNEMONICS): Remove.
25339 2009-04-25 Ben Elliston <bje@au.ibm.com>
25341 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
25342 the source of a set operation.
25344 2009-04-25 Anatoly Sokolov <aesok@post.ru>
25346 * target.h (struct gcc_target): Add case_values_threshold field.
25347 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
25348 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
25349 * targhooks.c (default_case_values_threshold): New function.
25350 * targhooks.h (default_case_values_threshold): Declare function.
25351 * stmt.c (expand_case): Use case_values_threshold target hook.
25352 * expr.h (case_values_threshold): Remove declartation.
25353 * expr.c (case_values_threshold): Remove function.
25354 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
25356 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
25357 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
25358 (avr_case_values_threshold): Declare as static.
25359 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
25361 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
25362 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
25363 (mn10300_case_values_threshold): New function.
25365 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
25367 * ira.c (setup_cover_and_important_classes): Add enum cast.
25369 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
25371 * genpreds.c (write_enum_constraint_num): Output definition of
25372 CONSTRAINT_NUM_DEFINED_P macro.
25373 * ira.c (setup_cover_and_important_classes): Use
25374 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
25376 2009-04-24 DJ Delorie <dj@redhat.com>
25378 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
25379 __SH2A_SINGLE_ONLY__ also.
25381 2009-04-24 Steve Ellcey <sje@cup.hp.com>
25383 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
25384 (movdf_internal): Ditto.
25385 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
25386 SFmode and DFmode constants.
25387 (ia64_print_operand): Add 'G' format for printing
25388 floating point constants.
25390 2009-04-24 Richard Guenther <rguenther@suse.de>
25392 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
25393 from unsigned additions.
25395 2009-04-24 Joseph Myers <joseph@codesourcery.com>
25397 * c-typeck.c (set_init_index): Allow array designators that are
25398 not integer constant expressions with a pedwarn if pedantic.
25400 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
25402 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
25403 zero if no overlap in nonzero bits between the operands.
25405 2009-04-24 Ian Lance Taylor <iant@google.com>
25407 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
25408 (record_dead_and_set_regs): Likewise.
25409 * df.h (struct df_mw_hardreg): Change flags field to int.
25410 (struct df_base_ref): Likewise.
25411 (struct df): Change changeable_flags field to int.
25412 * df-scan.c (df_defs_record): Change clobber_flags to int.
25413 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
25414 constants rather than #define macros.
25415 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
25416 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
25417 (enum dwarf_calling_convention): Likewise.
25418 (enum dwarf_line_number_x_ops): Likewise.
25419 (enum dwarf_call_frame_info): Likewise.
25420 (enum dwarf_source_language): Likewise.
25421 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
25422 (add_calling_convention_attribute): Likewise.
25423 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
25424 (combine_comparisons): Change compcode to int. Add cast to enum type.
25425 * genrecog.c (maybe_both_true_2): Change c to int.
25426 (write_switch): Likewise. Add cast to enum type.
25427 * gimplify.c (gimplify_omp_for): Handle return values from
25428 gimplify_expr using MIN rather than bitwise or.
25429 (gimplify_expr): Add cast to enum type.
25430 * ipa-prop.c (update_jump_functions_after_inlining): Change
25431 IPA_BOTTOM to IPA_JF_UNKNOWN.
25432 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
25433 Add casts to enum type.
25434 (setup_cover_and_important_classes): Change cl to int. Add casts
25436 (setup_class_translate): Change cl and mode to int.
25437 (ira_init_once): Change mode to int.
25438 (free_register_move_costs): Likewise.
25439 (setup_prohibited_mode_move_regs): Add casts to enum type.
25440 * langhooks.c (add_builtin_function_common): Rework assertion that
25441 value fits bitfield.
25442 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
25443 * omega.c (omega_do_elimination): Avoid math on enum types.
25444 * optabs.c (expand_vec_shift_expr): Remove casts to int.
25445 * opts.c (set_debug_level): Change 2 to enum constant. Use new
25446 int local to handle integral_argment value.
25447 * regmove.c (try_auto_increment): Change PUT_MODE to
25449 * reload.c (push_secondary_reload): Add casts to enum type.
25450 (secondary_reload_class, find_valid_class): Likewise.
25451 * reload1.c (emit_input_reload_insns): Likewise.
25452 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
25453 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
25454 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
25456 * tree.c (build_common_builtin_nodes): Add casts to enum type.
25457 * tree-complex.c (complex_lattice_t): Typedef to int rather than
25459 (expand_complex_libcall): Add casts to enum type.
25460 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
25461 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
25462 with ERROR_MARK, not NUM_TREE_CODES.
25463 (vect_create_epilog_for_reduction): Likewise.
25464 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
25465 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
25466 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
25468 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
25469 vect_unused_in_loop. Change 0 to loop_vect.
25470 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
25471 * var-tracking.c (get_init_value): Change return type to enum
25473 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
25474 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
25476 (arm_override_options): Add casts to enum type.
25477 (arm_emit_tls_decoration): Likewise.
25478 * config/i386/i386.c (ix86_function_specific_restore): Add casts
25480 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
25481 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
25482 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
25484 * config/s390/s390.c (code_for_builtin_64): Change to array of
25486 (code_for_builtin_31): Likewise.
25487 (s390_expand_builtin): Change code_for_builtin to enum insn_code
25489 * config/sparc/sparc.c (sparc_override_options): Change value
25490 field in struct code_model to enum cmodel. In initializer change
25491 0 to NULL and add cast to enum type.
25493 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
25494 Change all callers. Issue a -Wc++-compat warning using
25495 lhs_origtype if necessary.
25496 (convert_for_assignment): Issue -Wc++-compat warnings about
25497 invalid conversions to enum type on assignment.
25498 * c-common.h (build_modify_expr): Update declaration.
25500 2009-04-24 Nick Clifton <nickc@redhat.com>
25502 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
25503 (function_arg_advance): Likewise.
25504 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
25507 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
25509 * config/s390/constraints.md ('I', 'J'): Fix condition.
25511 2009-04-24 Diego Novillo <dnovillo@google.com>
25513 * gengtype-parse.c (parse_error): Add newline after message.
25515 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
25517 * config/i386/sse.md (avxmodesuffixs): Removed.
25518 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
25519 (*avx_pinsr<ssevecsize>): This.
25521 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
25523 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
25524 follow chains of regs with a single definition, and allow expressions
25525 that are function_invariant_p.
25526 (simple_rhs_p): Allow expressions that are function_invariant_p.
25528 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
25530 PR middle-end/39867
25531 * fold-const.c (fold_cond_expr_with_comparison): When folding
25532 > and >= to MAX, make sure the MAX uses the same type as the
25533 comparison's operands.
25535 2009-04-24 Nick Clifton <nickc@redhat.com>
25537 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
25538 addressing for DImode accesses.
25539 (frv_print_operand_address): Handle PLUS case.
25540 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
25542 2009-04-24 Jakub Jelinek <jakub@redhat.com>
25544 PR rtl-optimization/39794
25545 * alias.c (canon_true_dependence): Add x_addr argument.
25546 * rtl.h (canon_true_dependence): Adjust prototype.
25547 * cse.c (check_dependence): Adjust canon_true_dependence callers.
25548 * cselib.c (cselib_invalidate_mem): Likewise.
25549 * gcse.c (compute_transp): Likewise.
25550 * dse.c (scan_reads_nospill): Likewise.
25551 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
25552 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
25553 canon_base_addr of the group, plus optional offset.
25554 (struct group_info): Rename canon_base_mem to
25556 (get_group_info): Set canon_base_addr to canon_rtx of base, not
25557 canon_rtx of base_mem.
25559 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
25561 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
25562 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
25564 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25566 * config/spu/spu-builtins.h: Delete file.
25568 * config/spu/spu.h (enum spu_builtin_type): Move here from
25570 (struct spu_builtin_description): Likewise. Add GTY marker.
25571 Do not use enum spu_function_code or enum insn_code.
25572 (spu_builtins): Add extern declaration.
25574 * config/spu/spu.c: Do not include "spu-builtins.h".
25575 (enum spu_function_code, enum spu_builtin_type_index,
25576 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
25577 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
25578 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
25579 unsigned_V2DI_type_node): Move here from spu-builtins.h.
25580 (spu_builtin_types): Make static. Add GTY marker.
25581 (spu_builtins): Add extern declaration with GTY marker.
25582 Include "gt-spu.h".
25584 * config/spu/spu-c.c: Do not include "spu-builtins.h".
25585 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
25586 Check programmatically whether all parameters are scalar.
25588 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
25590 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
25592 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
25593 assignment from the constructor either if the target is volatile.
25595 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
25597 * config/arm/arm.md (insv): Do not share operands[0].
25599 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
25601 * config/vxlib-tls.c (active_tls_threads): Delete.
25602 (delete_hook_installed): New.
25603 (tls_delete_hook): Don't delete the delete hook.
25604 (tls_destructor): Delete it here.
25605 (__gthread_set_specific): Adjust installing the delete hook.
25606 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
25607 __gthread_leave_tsd_dtor_context.
25609 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
25611 * c-format.c (gcc_tdiag_char_table): Add support for %E.
25613 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
25615 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
25617 (alpha_rtx_costs): Ditto.
25618 (emit_unlikely_jump): Use add_reg_note.
25619 (emit_frame_store_1): Ditto.
25620 (alpha_expand_prologue): Ditto.
25621 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
25622 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
25624 2009-04-23 Nick Clifton <nickc@redhat.com>
25626 * config/v850/v850.md (epilogue): Remove suppressed code.
25627 (return): Rename to return_simple and remove test of frame size.
25628 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
25629 to gen_return_simple.
25631 2009-04-22 Jing Yu <jingyu@google.com>
25634 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
25636 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
25639 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
25640 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
25641 value is a VECTOR_CST, the element type is the element type of the
25644 2009-04-22 DJ Delorie <dj@redhat.com>
25646 * config/m32c/m32c.h: Update GTY annotations to new syntax.
25648 2009-04-22 Jakub Jelinek <jakub@redhat.com>
25650 * alias.c (find_base_term): Move around LO_SUM case, so that
25651 CONST falls through into PLUS/MINUS handling.
25654 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
25655 into 0, use omit_one_operand.
25657 2009-04-23 Ben Elliston <bje@au.ibm.com>
25659 * config/rs6000/linux-unwind.h (get_regs): Remove type
25660 puns. Change the type of `pc' to an array of unsigned ints and
25661 update all users. Constify frame24.
25663 2009-04-22 DJ Delorie <dj@redhat.com>
25665 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
25666 declarations before code.
25667 (current_function_special_page_vector): Likewise.
25668 (m32c_expand_insv): Silence a warning.
25670 2009-04-21 Taras Glek <tglek@mozilla.com>
25672 * alias.c: Update GTY annotations to new syntax.
25673 * basic-block.h: Likewise.
25674 * bitmap.h: Likewise.
25675 * c-common.h: Likewise.
25676 * c-decl.c: Likewise.
25677 * c-parser.c: Likewise.
25678 * c-pragma.c: Likewise.
25679 * c-tree.h: Likewise.
25680 * cfgloop.h: Likewise.
25681 * cgraph.h: Likewise.
25682 * config/alpha/alpha.c: Likewise.
25683 * config/arm/arm.h: Likewise.
25684 * config/avr/avr.h: Likewise.
25685 * config/bfin/bfin.c: Likewise.
25686 * config/cris/cris.c: Likewise.
25687 * config/darwin.c: Likewise.
25688 * config/frv/frv.c: Likewise.
25689 * config/i386/i386.c: Likewise.
25690 * config/i386/i386.h: Likewise.
25691 * config/i386/winnt.c: Likewise.
25692 * config/ia64/ia64.h: Likewise.
25693 * config/iq2000/iq2000.c: Likewise.
25694 * config/mips/mips.c: Likewise.
25695 * config/mmix/mmix.h: Likewise.
25696 * config/pa/pa.c: Likewise.
25697 * config/pa/pa.h: Likewise.
25698 * config/rs6000/rs6000.c: Likewise.
25699 * config/s390/s390.c: Likewise.
25700 * config/sparc/sparc.c: Likewise.
25701 * config/xtensa/xtensa.c: Likewise.
25702 * cselib.h: Likewise.
25703 * dbxout.c: Likewise.
25704 * dwarf2out.c: Likewise.
25705 * except.c: Likewise.
25706 * except.h: Likewise.
25707 * fixed-value.h: Likewise.
25708 * function.c: Likewise.
25709 * function.h: Likewise.
25710 * gimple.h: Likewise.
25711 * integrate.c: Likewise.
25712 * optabs.c: Likewise.
25713 * output.h: Likewise.
25714 * real.h: Likewise.
25716 * stringpool.c: Likewise.
25717 * tree-data-ref.c: Likewise.
25718 * tree-flow.h: Likewise.
25719 * tree-scalar-evolution.c: Likewise.
25720 * tree-ssa-address.c: Likewise.
25721 * tree-ssa-alias.h: Likewise.
25722 * tree-ssa-operands.h: Likewise.
25723 * tree.c: Likewise.
25724 * tree.h: Likewise.
25725 * varasm.c: Likewise.
25726 * varray.h: Likewise.
25728 * coretypes.h: Do not define GTY macro if it is already defined.
25729 * doc/gty.texi: Update GTY documentation to new syntax.
25730 * gengtype-lex.l: Enforce attribute-like syntax for GTY
25731 annotations on structs.
25732 * gengtype-parse.c: Likewise.
25734 2009-04-22 Mark Heffernan <meheff@google.com>
25736 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
25738 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
25740 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
25743 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
25745 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
25746 the same as a PLUS without a shift. Increase the cost of a
25749 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25751 * Makefile.in: Update dependencies.
25752 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
25753 * errors.h: Remove bogus comment about compatibility.
25754 (warning): Update declaration.
25755 * genautomata.c: Update all calls to warning.
25756 * gimple.c: Do not include errors.h. Include toplev.h.
25757 * tree-ssa-structalias.c: Do not include errors.h.
25758 * omega.c: Likewise.
25759 * tree-ssa-reassoc.c: Likewise.
25760 * config/spu/spu-c.c: Likewise.
25761 * config/spu/t-spu-elf: Update dependencies.
25763 2009-04-22 Richard Guenther <rguenther@suse.de>
25765 PR tree-optimization/39824
25766 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
25767 make sure the types are compatible.
25769 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25772 * c-common.c (c_parse_error): Take a token_flags parameter.
25773 Use token_type for the token type instead.
25774 Pass token_flags to cpp_type2name.
25775 * c-common.h (c_parse_error): Update declaration.
25776 * c-parser.c (c_parser_error): Pass 0 as token flags.
25778 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
25780 PR rtl-optimization/39580
25781 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
25783 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25785 * function.c (expand_function_end): Do not emit a jump to the "naked"
25786 return label for fall-through returns.
25787 * except.c (sjlj_emit_function_exit): Always place the call to the
25788 unregister function at the location installed by expand_function_end.
25790 2009-04-22 Richard Guenther <rguenther@suse.de>
25792 PR tree-optimization/39845
25793 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
25794 (gen_inbound_check): Likewise.
25796 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
25798 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
25800 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
25801 * config/vxlib.c (__gthread_once): Add race guard for PPC.
25803 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
25805 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
25806 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
25807 shift counts to avoid out-of-bounds array accesses.
25809 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
25811 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
25812 (Pmode): Move above.
25814 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
25816 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
25817 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
25818 GET_CODE macro. Use IN_RANGE macro where appropriate.
25819 * config/alpha/alpha.h: Ditto.
25820 * config/alpha/alpha.md: Ditto.
25821 * config/alpha/constraints.md: Ditto.
25822 * config/alpha/predicates.md: Ditto.
25824 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
25826 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
25827 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25828 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25829 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25830 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25831 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25832 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25833 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25834 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25835 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25836 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25837 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25838 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25839 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25840 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25841 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25842 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25843 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25844 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25845 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25846 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25847 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25848 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25849 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25850 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25851 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25852 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25854 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
25856 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
25857 references from comments.
25858 * cfgbuild.c (count_basic_blocks): Delete.
25859 (find_basic_blocks_1): Delete.
25860 (find_basic_blocks): Delete.
25861 * except.c (finish_eh_generation): Make static. Move comment from
25862 except.h here. Remove find_basic_blocks references from comments.
25863 * except.h (finish_eh_generation): Delete.
25864 * basic-block.h (find_basic_blocks): Delete.
25865 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
25867 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
25869 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
25870 (sdbout_parms): Likewise.
25872 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
25874 * config/sh/sh.c (prepare_cbranch_operands): Use
25875 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
25876 (expand_cbranchdi4): Likewise.
25877 (from_compare): Add cast to enum type.
25878 (expand_cbranchsi4): Use add_reg_note.
25879 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
25880 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
25881 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
25882 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
25883 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
25884 instead of CODE_FOR_nothing.
25885 (cbranchdi4): Likewise. Fix the order of arguments for
25887 (push_fpscr): Use add_reg_note.
25888 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
25889 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
25891 2009-04-21 Joseph Myers <joseph@codesourcery.com>
25893 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
25894 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
25895 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
25896 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
25897 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
25898 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
25899 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
25900 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
25901 config/alpha/x-vms, config/arc/t-arc,
25902 config/arm/README-interworking, config/arm/arm-c.c,
25903 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
25904 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
25905 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
25906 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
25907 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
25908 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
25909 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
25910 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
25911 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
25912 config/cris/t-elfmulti, config/crx/t-crx,
25913 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
25914 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
25915 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
25916 config/h8300/t-h8300, config/i386/athlon.md,
25917 config/i386/darwin-libgcc.10.4.ver,
25918 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
25919 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
25920 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
25921 config/i386/t-linux64, config/i386/t-nwld,
25922 config/i386/t-rtems-i386, config/i386/t-sol2-10,
25923 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
25924 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
25925 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
25926 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
25927 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
25928 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
25929 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
25930 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
25931 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
25932 config/m68k/t-uclinux, config/mcore/t-mcore,
25933 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
25934 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
25935 config/mips/crtn.asm, config/mips/irix-crti.asm,
25936 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
25937 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
25938 config/mips/mips-fixed.md, config/mips/sb1.md,
25939 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
25940 config/mips/t-iris6, config/mips/t-isa3264,
25941 config/mips/t-libgcc-mips16, config/mips/t-linux64,
25942 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
25943 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
25944 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
25945 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
25946 config/mn10300/t-linux, config/mn10300/t-mn10300,
25947 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
25948 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
25949 config/picochip/libgccExtras/clzsi2.asm,
25950 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
25951 config/rs6000/darwin-libgcc.10.4.ver,
25952 config/rs6000/darwin-libgcc.10.5.ver,
25953 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
25954 config/rs6000/t-aix43, config/rs6000/t-aix52,
25955 config/rs6000/t-darwin, config/rs6000/t-fprules,
25956 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
25957 config/rs6000/t-lynx, config/rs6000/t-netbsd,
25958 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
25959 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
25960 config/rs6000/t-rtems, config/rs6000/t-spe,
25961 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
25962 config/score/t-score-elf, config/sh/divcost-analysis,
25963 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
25964 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
25965 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
25966 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
25967 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
25968 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
25969 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
25970 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
25971 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
25972 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
25973 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
25974 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
25975 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
25976 limitx.h, version.c, xcoff.h: Add copyright and license notices.
25977 * config/h8300/genmova.sh: Include copyright and license notices
25978 in generated output.
25979 * config/h8300/mova.md: Regenerate.
25980 * doc/install.texi2html: Include word "Copyright" in copyright
25981 notice and use name "Free Software Foundation, Inc.".
25982 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
25983 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
25984 ChangeLog-2007, ChangeLog-2008: Correct dates.
25986 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
25988 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
25989 NE_EXPR operations as well.
25990 * c-parser.c (c_parser_condition): Do not set location information on
25992 (c_parser_conditional_expression): Likewise.
25993 (c_parser_binary_expression): Set location information on operators.
25994 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
25995 TRUTH_NOT_EXPR has been folded.
25996 * fold-const.c (fold_truth_not_expr): Copy location information from
25997 the incoming expression to the outgoing one.
25998 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
25999 recursive calls on the LHS of the operator but pass that of the
26000 operator to recursive calls on the RHS of the operator. Set it
26002 (shortcut_cond_expr): Set the locus of the operator on the second
26003 COND_EXPR and that of the expression on the first in degenerate cases.
26004 Pass the locus of the expression to calls to shortcut_cond_r.
26005 Set the locus of the 'then' block on the associated jump, if any.
26006 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
26007 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
26008 expression to call to gimplify_boolean_expr.
26010 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
26012 * config.gcc: Add additional configuration for
26013 i686-w64-mingw* and x86_64-w64-mingw* triplet.
26014 * config/i386/mingw-w64.h: New mingw-w64 specific header.
26015 (CPP_SPEC): Redefine for allowing -municode option.
26016 (STARTFILE_SPEC): Likewise.
26017 * config/i386/t-mingw-w64: New.
26018 * config/i386/mingw-w64.opt: New.
26019 (municode): Add new target option.
26020 * doc/invoke.texi (municode): Add documentation for new option.
26022 2009-04-21 Ian Lance Taylor <iant@google.com>
26024 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
26025 Correct test for number of arguments.
26026 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
26028 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
26030 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
26031 argument of emit_library_call.
26033 2009-04-21 Richard Guenther <rguenther@suse.de>
26035 PR middle-end/39829
26036 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
26037 inside VIEW_CONVERT_EXPRs.
26039 2009-04-21 Martin Jambor <mjambor@suse.cz>
26041 * tree-switch-conversion.c (build_constructors): Split a long line.
26042 (constructor_contains_same_values_p): New function.
26043 (build_one_array): Create assigns of constants if possible, do not
26044 call mark_sym_for_renaming, call update_stmt.
26045 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
26046 make_rename_temp. Do not call mark_symbols_for_renaming, call
26048 (gen_def_assigns): Do not call mark_symbols_for_renaming or
26049 find_new_referenced_vars, call update_stmt.
26050 (gen_inbound_check): Use create_tmp_var and create ssa names manually
26051 instead of calling make_rename_temp. Do not call
26052 find_new_referenced_vars or mark_symbols_for_renaming, call
26055 2009-04-21 Richard Guenther <rguenther@suse.de>
26057 PR tree-optimization/39827
26058 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
26059 (tree_ssa_phiprop): Pass the correct array size.
26061 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
26063 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
26065 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
26068 * c-typeck.c (lvalue_p): Move declaration ...
26069 * c-common.h (lvalue_p): ... to here.
26070 * c-common.c (candidate_equal_p): New.
26071 (add_tlist): Use it.
26072 (merge_tlist): Use it.
26073 (warn_for_collisions_1): Likewise.
26074 (warning_candidate_p): Accept more candidates.
26075 (verify_tree): A warning candidate can be an expression. Use
26078 2009-04-21 Ben Elliston <bje@au.ibm.com>
26081 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
26082 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
26083 options. Remove -mcall-solaris documentation.
26085 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26088 * doc/invoke.texi (-Wlong-long): Update description.
26089 * c-lex (interpret_integer): Only warn if there was no previous
26090 overflow and -Wlong-long is enabled.
26091 * c-decl.c (declspecs_add_type): Drop redundant flags.
26092 * c.opt (Wlong-long): Init to -1.
26093 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
26094 and front-end warn_long_long. Wlong-long only depends on other
26095 flags if it is uninitialized.
26096 * c-parser.c (disable_extension_diagnostics): warn_long_long is
26097 the same for CPP and FE.
26098 (restore_extension_diagnostics): Likewise.
26100 2009-04-20 Ian Lance Taylor <iant@google.com>
26102 Fix enum conversions which are invalid in C++:
26103 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
26104 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
26105 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
26106 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
26107 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
26108 (dbxout_parms): Likewise.
26109 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
26110 (df_clear_flags): Likewise.
26111 * df-problems.c (df_rd_bb_local_compute_process_def): Change
26112 top_flag parameter to int.
26113 (df_chain_create_bb_process_use): Likewise.
26114 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
26116 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
26117 (df_ref_create_structure, df_def_record_1): Likewise.
26118 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
26119 (df_notes_rescan): Change 0 to VOIDmode in function call.
26120 (df_get_call_refs, df_insn_refs_collect): Likewise.
26121 (df_bb_regs_collect): Likewise.
26122 (df_entry_block_defs_collect): Likewise.
26123 (df_exit_block_uses_collect): Likewise.
26124 * df.h: Update declarations.
26125 * double-int.c (double_int_divmod): Add cast to enum type.
26126 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
26127 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
26128 (based_loc_descr): Likewise.
26129 (loc_descriptor_from_tree_1): Change first_op and second_op to
26130 enum dwarf_location_atom. Add cast to enum type.
26131 * expmed.c (init_expmed): Change 0 to SET in function call.
26132 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
26133 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
26134 (do_store_flag): Likewise.
26135 * fixed-value.h (struct fixed_value): Change mode to enum
26137 * function.c (assign_parms): Change 0 to VOIDmode in function call.
26138 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
26140 (insert_insn_decl, insert_decl, insert_state): Likewise.
26141 (automata_list_finish): Likewise.
26142 * genrecog.c (process_define_predicate): Add cast to enum type.
26143 * gensupport.c (init_predicate_table): Add cast to enum type.
26144 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
26146 (gimple_build_call_1, gimple_build_label): Likewise.
26147 (gimple_build_goto, gimple_build_asm_1): Likewise.
26148 (gimple_build_switch_1, gimple_build_cdt): Likewise.
26149 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
26150 (enum fallback): Rename from enum fallback_t.
26151 (fallback_t): Typedef as int.
26152 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
26153 GSI_SAME_STMT in function call.
26154 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
26156 (setup_reg_class_relations): Likewise.
26157 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
26158 (setup_prohibited_class_mode_regs): Add cast to enum type.
26159 (setup_prohibited_mode_move_regs): Likewise.
26160 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
26161 (record_address_regs): Change i to enum reg_class.
26162 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
26163 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
26164 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
26165 (GET_MODE_2XWIDER_MODE): Likewise.
26166 (GET_CLASS_NARROWEST_MODE): Likewise.
26167 * omp-low.c (expand_omp_for): Add cast to enum type.
26168 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
26169 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
26170 * postreload.c (reload_cse_simplify_operands): Change rclass local
26172 * predict.c (combine_predictions_for_insn): Change best_predictor
26173 and predictor to enum br_predictor.
26174 (combine_predictions_for_bb): Likewise.
26175 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
26176 use SET_PREDICT_EXPR_OUTCOME.
26177 * real.c (real_arithmetic): Change icode to code in function call.
26178 * reginfo.c (init_move_cost): Add casts to enum type.
26179 (init_reg_sets_1, init_fake_stack_mems): Likewise.
26180 * regmove.c (regclass_compatible_p): Change class0 and class1 to
26182 * reload.c (find_valid_class): Add casts to enum type.
26183 (push_reload): Change 0 to NO_REGS in function call.
26184 (find_reloads): Change this_alternative to array of enum
26185 reg_class. Remove some now-unnecessary casts.
26186 (make_memloc): Change 0 to VOIDmode in function call.
26187 * reload1.c (reload): Change 0 to VOIDmode in function call.
26188 (eliminate_regs_1, elimination_effects): Likewise.
26189 (eliminate_regs_in_insn): Likewise.
26190 (emit_input_reload_insns): Add cast to enum type.
26191 (delete_output_reload): Change 0 to VOIDmode in function call.
26192 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
26193 to enum type in function call.
26194 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
26195 (SET_PREDICT_EXPR_OUTCOME): Define.
26196 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
26197 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
26198 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
26199 (dump_function): Likewise.
26200 * tree-dump.h: Update declarations.
26201 * tree-pass.h: Update declarations.
26202 * varasm.c (assemble_integer): Change mclass to enum mode_class.
26203 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
26205 (arm_rtx_costs_1): Correct parenthesization.
26206 (arm_rtx_costs): Add casts to enum type.
26207 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
26208 (vfp_emit_fstmd): Use add_rg_note.
26209 (emit_multi_reg_push, emit_sfm): Likewise.
26210 (thumb_set_frame_pointer): Likewise.
26211 (arm_expand_prologue): Likewise.
26212 (arm_regno_class): Change return type to enum reg_class.
26213 (thumb1_expand_prologue): Use add_reg_note.
26214 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
26215 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
26217 * config/arm/gentune.sh: Add cast to enum type.
26218 * config/arm/arm-tune.md: Rebuild.
26219 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
26220 (ix86_split_fp_branch, predict_jump): Likewise.
26221 (ix86_expand_multi_arg_builtin): Change sub_code from enum
26222 insn_code to enum rtx_code.
26223 (ix86_builtin_vectorized_function): Add cast to enum type.
26224 * config/i386/i386.md (truncdfsf2): Change slot to enum
26226 (truncxf<mode>2, isinf<mode>2): Likewise.
26227 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
26229 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
26230 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
26231 (insert_bundle_state): Change 1 to INSERT in function call.
26232 (ia64_add_bundle_selector_before): Likewise.
26233 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
26234 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
26235 (restore_stack_nonlocal): Likewise.
26236 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
26238 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
26240 (mips_rtx_costs): Likewise.
26241 (mips_override_options): Add casts to enum type.
26242 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
26244 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
26245 (store_reg, set_reg_plus_d): Likewise.
26246 (hppa_expand_prologue, hppa_profile_hook): Likewise.
26247 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
26249 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
26251 (emit_unlikely_jump): Use add_reg_note.
26252 (rs6000_emit_allocate_stack): Likewise.
26253 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
26254 (output_toc): Change 1 to INSERT in function call.
26255 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
26256 (rs6000_initialize_trampoline): Likewise.
26257 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
26259 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
26260 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
26261 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
26262 (save_gprs): Use add_reg_note.
26263 (s390_emit_prologue): Likewise.
26264 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
26265 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
26266 (sparc_fold_builtin): Add cast to enum type.
26267 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
26269 (spu_expand_prologue): Use add_reg_note.
26270 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
26272 2009-04-20 Ian Lance Taylor <iant@google.com>
26274 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
26275 (c_parser_postfix_expression_after_primary): Get VEC for list of
26276 arguments. Get original types of arguments. Call
26277 build_function_call_vec.
26278 (cached_expr_list_1, cached_expr_list_2): New static variables.
26279 (c_parser_expr_list): Change return type to VEC *. Add
26280 p_orig_types parameter. Change all callers.
26281 (c_parser_release_expr): New static function.
26282 (c_parser_vec_to_tree_list): New static function.
26283 * c-typeck.c (build_function_call): Rewrite to build a VEC and
26284 call build_function_call_vec.
26285 (build_function_call_vec): New function, based on old
26286 build_function_call.
26287 (convert_arguments): Remove nargs and argarray parameters. Change
26288 values to a VEC. Add origtypes parameter.
26289 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
26290 (convert_for_assignment): Add origtype parameter. Change all
26291 callers. If warn_cxx_compat, check for conversion to an enum
26292 type when calling a function.
26293 (store_init_value): Add origtype parameter. Change all callers.
26294 (digest_init): Likewise.
26295 (struct init_node): Add origtype field.
26296 (add_pending_init): Add origtype parameter. Change all callers.
26297 (output_init_element): Likewise.
26298 (output_pending_init_elements): Pass origtype from init_node to
26299 output_init_element.
26300 (process_init_element): Pass origtype from c_expr to
26301 output_init_element.
26302 (c_finish_return): Add origtype parameter. Change all callers.
26303 * c-common.c (sync_resolve_size): Change params to VEC *. Change
26305 (sync_resolve_params): Likewise.
26306 (sync_resolve_return): Change params to first_param. Change caller.
26307 (resolve_overloaded_builtins): Change params to VEC *. Change
26308 callers. Save first parameter around call to build_function_call_vec.
26309 * c-decl.c (finish_decl): Add origtype parameter. Change all
26310 callers. Call build_function_call_vec rather than
26311 build_function_call for cleanup.
26312 * c-tree.h: Update declarations.
26313 * c-common.h: Update declarations.
26314 * stub-objc.c (objc_rewrite_function_call): Change parameter from
26315 params to first_param.
26316 * target.h (struct gcc_target): Change resolve_overloaded_builtin
26317 params parameter from tree to void *.
26318 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
26319 Change arglist parameter to have type void *, and to be a pointer
26321 * config/rs6000/rs6000-protos.h
26322 (altivec_resolve_overloaded_builtin): Update declaration.
26323 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
26324 fnargs parameter to have type void *, and to be a pointer to a
26325 VEC. Call build_function_call_vec instead of
26326 build_function_call.
26327 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
26329 2009-04-20 Joey Ye <joey.ye@intel.com>
26330 Xuepeng Guo <xuepeng.guo@intel.com>
26331 H.J. Lu <hongjiu.lu@intel.com>
26333 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
26335 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
26336 (IX86_LEA_PRIORITY): Likewise.
26337 (distance_non_agu_define): New function.
26338 (distance_agu_use): Likewise.
26339 (ix86_lea_for_add_ok): Likewise.
26340 (ix86_dep_by_shift_count): Likewise.
26342 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
26343 should split for LEA.
26345 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
26347 (ix86_dep_by_shift_count): Likewise.
26349 2009-04-20 Richard Guenther <rguenther@suse.de>
26351 * expr.c (handled_component_p): Move ...
26352 * tree.h (handled_component_p): ... here.
26353 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
26354 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
26355 and REALPART_EXPR to be in one group.
26357 2009-04-20 Richard Guenther <rguenther@suse.de>
26359 * basic-block.h (get_all_dominated_blocks): Declare.
26360 * dominance.c (get_all_dominated_blocks): New function.
26361 * tree-cfg.c (get_all_dominated_blocks): Remove.
26362 (remove_edge_and_dominated_blocks): Adjust.
26363 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
26364 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
26365 instead of recursing.
26367 2009-04-20 Doug Kwan <dougkwan@google.com>
26369 * cgraph.h (cgraph_node_ptr): New type for vector functions.
26370 (struct cgraph_node_set_def): New type.
26371 (cgraph_node_set) New type. Also declare vector functions.
26372 (struct cgraph_node_set_element_def): New type.
26373 (cgraph_node_set_element): Ditto.
26374 (cgraph_node_set_iterator): New iterator type.
26375 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
26376 cgraph_node_set_remove, dump_cgraph_node_set,
26377 debug_cgraph_node_set): New prototypes.
26378 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
26379 cgraph_node_set_size): New inlines.
26380 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
26381 including cgraph.h.
26382 (struct ipa_opt_pass): Add struct cgraph_node_set_def
26383 argument to function 'write_summary'.
26384 * ipa.c: Include ggc.h.
26385 (hash_cgraph_node_set_element,
26386 eq_cgraph_node_set_element, cgraph_node_set_new,
26387 cgraph_node_set_add, cgraph_node_set_remove,
26388 cgraph_node_set_find, dump_cgraph_node_set,
26389 debug_cgraph_node_set): New functions.
26390 * Makefile.in (ipa.o): Add dependency on GGC_H.
26392 2009-04-20 Ira Rosen <irar@il.ibm.com>
26394 PR tree-optimization/39675
26395 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
26396 check of the return code of vect_schedule_slp. Check that
26397 stmt_vec_info still exists for the statement, before checking its
26398 vectorization type.
26400 2009-04-20 Michael Matz <matz@suse.de>
26402 * Makefile.in (generated_files): Take out $(simple_generated_c).
26404 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
26406 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
26407 (UINTPTR_TYPE): Likewise.
26409 2009-04-19 Joseph Myers <joseph@codesourcery.com>
26412 * c-typeck.c (digest_init): Check for initializing an array with a
26415 2009-04-19 Joseph Myers <joseph@codesourcery.com>
26418 * c-semantics.c (pop_stmt_list): Propagate
26419 STATEMENT_LIST_HAS_LABEL to parent statement list.
26421 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
26423 * config/mips/mips.h (mips_tune_attr): New macro.
26424 * config/mips/mips.md (cpu): Use it.
26426 2009-04-19 Joseph Myers <joseph@codesourcery.com>
26429 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
26432 2009-04-19 Diego Novillo <dnovillo@google.com>
26434 * toplev.c (compile_file): Move call to coverage_finish ...
26435 * cgraphunit.c (ipa_passes): ... here.
26436 Call cgraph_process_new_functions.
26437 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
26438 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
26440 2009-04-19 Jan Hubicka <jh@suse.cz>
26442 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
26444 (dump_cgraph_node): Dump can throw external flag.
26445 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
26447 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
26451 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
26452 * common.opt (Wlogical-op): Move from here...
26453 * c.opt (Wlogical-op): ... to here.
26454 * c-typeck.c (parser_build_binary_op): Update call to
26455 warn_logical_operator.
26456 * c-opts.c (c_common_post_options): Enable warn_logical_op with
26458 * c-common.c (warn_logical_op): Update.
26459 * c-common.h (warn_logical_op): Update declaration.
26461 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
26463 * tree.c (protected_set_expr_location): Fix formatting.
26465 2009-04-18 Joseph Myers <joseph@codesourcery.com>
26468 * c-typeck.c (readonly_warning): new.
26469 (build_unary_op, build_modify_expr): Use readonly_warning for
26470 storing into something readonly but not const-qualified.
26472 2009-04-18 Joseph Myers <joseph@codesourcery.com>
26475 * c-typeck.c (build_unary_op): Check for taking address of
26476 expression of type void.
26478 2009-04-18 Joseph Myers <joseph@codesourcery.com>
26481 * c-typeck.c (build_function_call): Check for calling a function
26482 with qualified void return types. Call require_complete_type when
26485 2009-04-18 Jan Hubicka <jh@suse.cz>
26487 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
26489 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
26490 can_throw_external flag.
26491 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
26492 * ipa-pure-const.c (ignore_edge): New function.
26493 (propagate): Compute order for NOTHROW computation; set NOTHROWs
26494 only over can_throw_external edges.
26495 (local_pure_const): Add nothrow flag.
26496 * ipa-utils.c (searchc): Add ignore_edge callback.
26497 (ipa_utils_reduced_inorder): Add ignore_edge callback.
26498 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
26499 (set_nothrow_function_flags): Update cgraph.
26500 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
26502 2009-04-18 Richard Guenther <rguenther@suse.de>
26504 PR middle-end/39804
26505 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
26506 (fold_stmt): ... this and ...
26507 (fold_stmt_inplace): ... this.
26508 (fold_stmt_1): Fold references in calls and asms.
26509 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
26511 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
26513 * tree-vrp.c (ssa_name_nonzero_p): Remove.
26514 * tree.h: Remove the prototype for ssa_name_nonzero_p.
26516 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
26518 * tree.c (function_args_count): Remove.
26519 * tree.h: Remove the prototype for function_args_count.
26521 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
26523 * tree-iterator.c (expr_only): Remove.
26524 * tree.h: Remove the prototype for expr_only.
26526 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
26528 * reginfo.c (cannot_change_mode_set_regs): Remove.
26529 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
26531 2009-04-08 Anatoly Sokolov <aesok@post.ru>
26533 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
26534 whether operands 0 and 1 overlaps.
26536 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
26538 PR middle-end/36902
26539 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
26540 pointer. Use warning_at instead of warning.
26541 (search_for_addr_array): Likewise.
26542 (check_array_bounds): Likewise.
26543 (check_all_array_refs): Check that the incoming edge is not in the
26544 list of edges to be removed.
26545 (check_all_array_refs): Avoid the temporal pointer.
26546 (vrp_visit_cond_stmt): Fix typo.
26547 (simplify_switch_using_ranges): Handle the case where the switch
26548 index is an integer constant.
26550 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
26552 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
26554 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
26556 * doc/extend.texi, doc/invoke.texi: Fix typos.
26558 2009-04-17 Cary Coutant <ccoutant@google.com>
26560 * tree-flow-inline.h (get_lineno): Fix inverted test.
26562 2009-04-17 Diego Novillo <dnovillo@google.com>
26564 * tree-ssa-pre.c (create_expression_by_pieces): Remove
26565 assertion for AVAIL_OUT.
26567 2009-04-17 Mike Frysinger <vapier@gentoo.org>
26570 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
26571 * config/sh/linux-atomic.asm: Likewise.
26573 2009-04-17 Diego Novillo <dnovillo@google.com>
26575 * except.c (debug_eh_tree): New.
26576 (struct eh_region, struct eh_status): Move ...
26577 * except.h: ... here.
26578 (add_type_for_runtime): Declare extern.
26579 (lookup_type_for_runtime): Likewise.
26580 (debug_eh_tree): Declare.
26581 * Makefile.in (GTFILES): List except.h before except.c
26583 2009-04-17 Diego Novillo <dnovillo@google.com>
26585 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
26586 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
26587 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
26588 (find_vars_r): ... here.
26589 * tree-flow.h (find_referenced_vars_in): Declare.
26590 * tree-ssa-pre.c (create_expression_by_pieces): Assert
26591 that AVAIL_OUT exists for BLOCK.
26592 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
26593 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
26594 (tree-parloops.o): Likewise.
26596 2009-04-17 Simon Baldwin <simonb@google.com>
26598 * toplev.c (default_tree_printer): Add handling for %E format.
26600 2009-04-17 Diego Novillo <dnovillo@google.com>
26602 * tree-pretty-print.c (dump_generic_node): Add break after
26603 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
26604 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
26605 FUNCTION_TYPE together. Call print_struct_decl when printing
26606 structures and TDF_SLIM is not given.
26607 (print_struct_decl): Fix logic for detecting recursion.
26609 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
26612 * gcc.c (create_at_file): New.
26613 (compile_input_file_p): New.
26614 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
26615 * main.c (main): Update call to toplev_main.
26616 * toplev.c (toplev_main): Change signature. Call expandargv.
26617 * toplev.h (toplev_main): Change signature.
26619 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
26621 * dwarf2out.c (field_byte_offset): Use the type size as the field size
26622 if the latter is not constant.
26624 2009-04-17 David Edelsohn <edelsohn@gnu.org>
26626 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
26628 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
26630 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
26631 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
26633 2009-04-17 Richard Guenther <rguenther@suse.de>
26635 * tree-ssa-structalias.c (get_constraint_for_component_ref):
26636 Handle component references view-converting an invariant address.
26638 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
26640 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
26641 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
26642 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
26643 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
26644 Use @deftypevr rather than @deftypevar.
26646 2009-04-17 Richard Guenther <rguenther@suse.de>
26648 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
26649 (get_prop_source_stmt): Likewise.
26650 (can_propagate_from): Likewise.
26652 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
26654 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
26655 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
26656 (--with-multilib-list): Add default value.
26657 * configure: Regenerate.
26658 * Makefile.in (TM_ENDIAN_CONFIG): Define.
26659 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
26660 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
26661 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
26662 Don't add default cpu to multilib list unnecessarily, but do enable
26663 the relevant compiler option..
26664 Add support for --with-multilib-list=<blank> and
26665 --with-multilib-list=!<somelib> to supress unwanted multilibs.
26666 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
26667 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
26668 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
26669 TM_MULTILIB_CONFIG.
26670 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
26671 (MULTILIB_OSDIRNAMES): New variable.
26672 * config/sh/t-1e: Delete file.
26673 * config/sh/t-mlib-sh1: Delete file.
26674 * config/sh/t-mlib-sh2: Delete file.
26675 * config/sh/t-mlib-sh2a: Delete file.
26676 * config/sh/t-mlib-sh2a-nofpu: Delete file.
26677 * config/sh/t-mlib-sh2a-single: Delete file.
26678 * config/sh/t-mlib-sh2a-single-only: Delete file.
26679 * config/sh/t-mlib-sh2e: Delete file.
26680 * config/sh/t-mlib-sh3e: Delete file.
26681 * config/sh/t-mlib-sh4: Delete file.
26682 * config/sh/t-mlib-sh4-nofpu: Delete file.
26683 * config/sh/t-mlib-sh4-single: Delete file.
26684 * config/sh/t-mlib-sh4-single-only: Delete file.
26685 * config/sh/t-mlib-sh4a: Delete file.
26686 * config/sh/t-mlib-sh4a-nofpu: Delete file.
26687 * config/sh/t-mlib-sh4a-single: Delete file.
26688 * config/sh/t-mlib-sh4a-single-only: Delete file.
26689 * config/sh/t-mlib-sh4al: Delete file.
26690 * config/sh/t-mlib-sh5-32media: Delete file.
26691 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
26692 * config/sh/t-mlib-sh5-64media: Delete file.
26693 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
26694 * config/sh/t-mlib-sh5-compact: Delete file.
26695 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
26696 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
26697 * doc/install.texi (Options specification): Add
26698 --with-multilib-list and --with-endian.
26700 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
26702 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
26704 (OBJS-common): Add plugin-version.o.
26705 (plugin-version.o): New.
26706 * gcc-plugin.h (plugin_gcc_version): New.
26707 (plugin_default_version_check): New.
26708 (plugin_init_func, plugin_init): Add version argument.
26709 * plugin-version.c: New.
26710 * plugin.c (str_plugin_gcc_version_name): New.
26711 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
26712 pass it to the init function.
26713 (plugin_default_version_check): New.
26715 2009-04-17 Richard Guenther <rguenther@suse.de>
26717 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
26718 for decl-vs-decl disambiguation.
26720 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
26722 * config/s390/s390.h (s390_tune_attr): New macro definition.
26723 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
26725 2009-04-17 Richard Guenther <rguenther@suse.de>
26727 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
26728 (fold_stmt_r): Likewise.
26729 (maybe_fold_reference): New function.
26730 (fold_gimple_assign): Handle cases fold_stmt_r did.
26731 (fold_stmt): Do not use fold_stmt_r.
26732 (fold_stmt_inplace): Likewise.
26734 2009-04-17 Richard Guenther <rguenther@suse.de>
26736 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
26737 (record_equivalences_from_stmt): Remove useless checks and
26739 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
26740 the type is already suitable.
26742 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
26744 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
26746 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
26748 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
26749 (CMPtype): Define as __gcc_CMPtype.
26751 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
26753 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
26754 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
26756 2009-04-17 Richard Guenther <rguenther@suse.de>
26758 PR tree-optimization/39746
26759 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
26760 special-casing for builtins and static variable use/def.
26761 (call_may_clobber_ref_p_1): Likewise.
26763 2009-04-16 Ian Lance Taylor <iant@google.com>
26765 * df.h: Include "timevar.h".
26766 (struct df_problem): Change tv_id field to timevar_id_t.
26767 * tree-pass.h: Include "timevar.h".
26768 (struct opt_pass): Change tv_id field to timevar_id_t.
26769 * timevar.h (timevar_id_t): Define TV_NONE.
26770 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
26771 TV_NONE rather than tv_id != 0.
26772 (execute_one_pass): Likewise.
26773 * Makefile.in (DF_H): Add $(TIMEVAR_H).
26774 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
26775 dependencies to $(TREE_PASS_H).
26776 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
26778 (pass_branch_target_load_optimize2): Likewise.
26779 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
26780 (pass_outof_cfg_layout_mode): Likewise.
26781 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
26782 (pass_rebuild_cgraph_edges): Likewise.
26783 (pass_remove_cgraph_callee_edges): Likewise.
26784 * df-core.c (pass_df_initialize_opt): Likewise.
26785 (pass_df_initialize_no_opt): Likewise.
26786 (pass_df_finish): Likewise.
26787 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
26788 * except.c (pass_set_nothrow_function_flags): Likewise.
26789 (pass_convert_to_eh_region_ranges): Likewise.
26790 * final.c (pass_compute_alignments): Likewise.
26791 * function.c (pass_instantiate_virtual_regs): Likewise.
26792 (pass_init_function): Likewise.
26793 (pass_leaf_regs): Likewise.
26794 (pass_match_asm_constraints): Likewise.
26795 * gimple-low.c (pass_lower_cf): Likewise.
26796 (pass_mark_used_blocks): Likewise.
26797 * init-regs.c (pass_initialize_regs): Likewise.
26798 * integrate.c (pass_initial_value_sets): Likewise.
26799 * ira.c (pass_ira): Likewise.
26800 * jump.c (pass_cleanup_barriers): Likewise.
26801 * omp-low.c (pass_expand_omp): Likewise.
26802 (pass_lower_omp): Likewise.
26803 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
26804 * recog.c (pass_split_all_insns): Likewise.
26805 (pass_split_after_reload): Likewise.
26806 (pass_split_before_regstack): Likewise.
26807 (pass_split_before_sched2): Likewise.
26808 (pass_split_for_shorten_branches): Likewise.
26809 * reginfo.c (pass_reginfo_init): Likewise.
26810 (pass_subregs_of_mode_init): Likewise.
26811 (pass_subregs_of_mode_finish): Likewise.
26812 * passes.c (pass_postreload): Likewise.
26813 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
26814 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
26815 (pass_warn_function_return): Likewise.
26816 (pass_warn_function_noreturn): Likewise.
26817 * tree-complex.c (pass_lower_complex): Likewise.
26818 (pass_lower_complex_O0): Likewise.
26819 * tree-if-conv.c (pass_if_conversion): Likewise.
26820 * tree-into-ssa.c (pass_build_ssa): Likewise.
26821 * tree-mudflap.c (pass_mudflap_1): Likewise.
26822 (pass_mudflap_2): Likewise.
26823 * tree-nomudflap.c (pass_mudflap_1): Likewise.
26824 (pass_mudflap_2): Likewise.
26825 * tree-nrv.c (pass_return_slot): Likewise.
26826 * tree-object-size.c (pass_object_sizes): Likewise.
26827 * tree-optimize.c (pass_all_optimizations): Likewise.
26828 (pass_early_local_passes): Likewise.
26829 (pass_all_early_optimizations): Likewise.
26830 (pass_cleanup_cfg): Likewise.
26831 (pass_cleanup_cfg_post_optimizing): Likewise.
26832 (pass_free_datastructures): Likewise.
26833 (pass_free_cfg_annotations): Likewise.
26834 (pass_fixup_cfg): Likewise.
26835 (pass_init_datastructures): Likewise.
26836 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
26837 (pass_late_warn_uninitialized): Likewise.
26838 (pass_update_address_taken): Likewise.
26839 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
26840 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
26841 (pass_cse_sincos): Likewise.
26842 (pass_convert_to_rsqrt): Likewise.
26843 * tree-ssa-structalias.c (pass_build_alias): Likewise.
26844 * tree-stdarg.c (pass_stdarg): Likewise.
26845 * tree-tailcall.c (pass_tail_recursion): Likewise.
26846 (pass_tail_calls): Likewise.
26847 * tree-vect-generic.c (pass_lower_vector): Likewise.
26848 (pass_lower_vector_ssa): Likewise.
26849 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
26851 2009-04-16 Joseph Myers <joseph@codesourcery.com>
26853 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
26855 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
26857 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
26858 logical and signext.
26860 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
26863 * config/sh/predicates.md (arith_operand): Check if the operand
26864 of TRUNCATE is a REG.
26866 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
26868 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
26869 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
26871 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
26873 * tree-iterator.c (tsi_split_statement_list_after,
26874 tsi_split_statement_list_before): Remove.
26875 * tree-iterator.h: Remove the prototypes for
26876 tsi_split_statement_list_after and tsi_split_statement_list_before.
26878 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
26880 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
26881 * tree-ssa-propagate.h: Remove the prototype for
26882 stmt_makes_single_load.
26884 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
26886 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
26887 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
26889 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
26891 * tree-iterator.c (EXPR_LAST_BODY): Remove.
26893 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
26895 * except.c (eh_region_outer_p): Remove.
26896 * except.h: Remove the prototype for eh_region_outer_p.
26898 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
26900 * function.c (current_function_assembler_name): Remove.
26901 * function.h: Remove the prototype for
26902 current_function_assembler_name.
26904 2009-04-16 Ian Lance Taylor <iant@google.com>
26906 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
26907 (add_reg_note): Call alloc_reg_note.
26908 * rtl.h (alloc_reg_note): Declare.
26909 * combine.c (try_combine): Use alloc_reg_note.
26910 (recog_for_combine, move_deaths): Likewise.
26911 (distribute_notes): Use alloc_reg_note and add_reg_note.
26912 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
26913 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
26914 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
26916 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
26918 PR rtl-optimization/39762
26919 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
26920 ira_may_move_out_cost): Add comments about way of their usage.
26921 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
26923 * ira-conflicts.c (process_regs_for_copy): Use function
26924 ira_get_register_move_cost instead of global
26925 ira_register_move_cost.
26927 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
26928 color_pass, move_spill_restore, update_curr_costs): Ditto.
26930 * ira-lives.c (process_single_reg_class_operands): Ditto.
26932 * ira-emit.c (emit_move_list): Ditto.
26934 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
26935 (record_reg_classes): Ditto. Use functions
26936 ira_get_register_move_cost and ira_get_may_move_cost instead of
26937 global vars ira_register_move_cost, ira_may_move_out_cost and
26938 ira_may_move_in_cost.
26939 (record_address_regs): Don't call ira_init_register_move_cost.
26940 Use function ira_get_may_move_cost instead of global
26941 ira_may_move_in_cost.
26942 (process_bb_node_for_hard_reg_moves): Use function
26943 ira_get_register_move_cost instead of global ira_register_move_cost.
26944 (ira_costs): Don't call ira_init_register_move_cost.
26946 2009-04-16 Richard Guenther <rguenther@suse.de>
26948 * tree-cfg.c (verify_gimple_assign_binary):
26949 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
26950 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
26951 (create_general_new_stmt): Note that this function is broken.
26953 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
26955 * common.opt (fhelp): Add Var(help_flag).
26956 * gcc-plugin.h (plugin_info): Add help.
26957 * plugin.c (plugin_name_args): Add help.
26958 (register_plugin_info): Set plugin->help.
26959 (print_help_one_plugin): New.
26960 (print_plugins_help): New.
26961 * plugin.h (print_plugins_help): New.
26962 * toplev.c (toplev_main): Call print_plugins_help if needed.
26964 2009-04-16 Richard Guenther <rguenther@suse.de>
26966 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
26967 (gimple_ior_addresses_taken_1): New function.
26968 (gimple_ior_addresses_taken): Likewise.
26969 * gimple.h (struct gimple_statement_with_ops_base): Remove
26970 addresses_taken member.
26971 (gimple_ior_addresses_taken): Declare.
26972 (gimple_addresses_taken, gimple_addresses_taken_ptr,
26973 gimple_set_addresses_taken): Remove.
26974 * ipa-reference.c (mark_address): New function.
26975 (scan_stmt_for_static_refs): Use it for marking addresses taken.
26976 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
26977 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
26978 (gimple_add_to_addresses_taken): Remove.
26979 (get_tmr_operands): Call mark_address_taken.
26980 (get_asm_expr_operands): Likewise.
26981 (get_expr_operands): Likewise.
26982 (build_ssa_operands): Do not clear the addresses_taken bitmap.
26983 (free_stmt_operands): Do not free it.
26984 * tree-ssa.c (delete_tree_ssa): Likewise.
26985 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
26987 2009-04-16 Richard Guenther <rguenther@suse.de>
26989 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
26990 (walk_stmt_load_store_ops): Likewise.
26991 * gimple.c (get_base_loadstore): New function.
26992 (walk_stmt_load_store_addr_ops): Likewise.
26993 (walk_stmt_load_store_ops): Likewise.
26994 * ipa-pure-const.c (check_op): Simplify.
26995 (check_load, check_store): New functions.
26996 (check_stmt): Use walk_stmt_load_store_ops.
26997 * ipa-reference.c (mark_load): Adjust signature.
26998 (mark_store): Likewise.
26999 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
27001 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
27003 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
27004 (plugin_info): New.
27005 * opts.c (common_handle_option): Don't call print_version.
27006 * plugin.c (plugin_name_args): Add version.
27007 (register_plugin_info): New.
27008 (register_callback): Handle PLUGIN_INFO.
27009 (try_init_one_plugin): New.
27010 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
27012 (finalize_one_plugin): New.
27013 (finalize_plugins): New.
27014 (print_one_plugin): New.
27015 (print_plugins_versions): New.
27016 * plugin.h (print_plugins_versions): New.
27017 (finalize_plugins): New.
27018 * toplev.c (compile_file): Don't call initialize_plugins.
27019 (print_version): Call print_plugins_versions.
27020 (toplev_main): Call initialize_plugins. Print version if needed.
27021 Call finalize_plugins.
27023 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
27025 * common.opt (fversion): New.
27026 * gcc.c (print_version): New.
27027 (process_command): Don't print the version. Just set print_version.
27028 (main): Print version. Call subprocesses if print_version and
27029 verbose_flag are set.
27030 * opts.c (common_handle_option): Handle OPT_fversion.
27032 2009-04-16 Richard Guenther <rguenther@suse.de>
27033 Ira Rosen <irar@il.ibm.com>
27035 PR tree-optimization/39698
27036 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
27037 type of the reduction variable. Only generate the def if
27040 * omp-low.c (expand_omp_for_generic): When converting to a pointer
27041 make sure to first convert to an integer of the same precision.
27042 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
27043 the type of the evolution correctly in computing the new
27044 induction variable base.
27046 2009-04-16 Richard Guenther <rguenther@suse.de>
27048 PR middle-end/39625
27049 * tree-cfg.c (make_blocks): Split statements with to-be
27050 abnormal SSA names on the lhs.
27052 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
27054 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
27055 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
27056 * c-typeck.c (really_start_incremental_init): Likewise.
27057 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
27058 (TARGET_INITIALIZER): Remove it.
27059 * target.h (struct target): Remove vector_opaque_p.
27060 * tree.c (build_opaque_vector_type): New.
27061 * tree.h (TYPE_VECTOR_OPAQUE): New.
27062 (build_opaque_vector_type): Declare.
27063 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
27064 * config/rs6000/rs6000.c (build_opaque_vector_type,
27065 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
27066 (rs6000_init_builtins): Use build_opaque_vector_type for
27067 opaque_V4SI_type_node.
27069 2009-04-15 Catherine Moore <clm@codesourcery.com>
27071 * debug.h (set_name): Declare.
27072 * dwarf2out.c (dwarf2out_set_name): Declare.
27073 (dwarf2_debug_hooks): Add set_name.
27074 (find_AT_string): New.
27075 (add_AT_string): Call find_AT_string.
27076 (dwarf2out_set_name): New.
27077 * cp/decl.c (grokdeclarator): Call set_name.
27078 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
27079 * debug.c (do_nothing_debug_hooks): Likewise.
27080 * dbxout.c (dbx_debug_hooks): Likewise.
27081 * sdbout.c (sdb_debug_hooks): Likewise.
27083 2009-04-15 Michael Eager <eager@eagercon.com>
27085 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
27086 reg for single-precision FPU.
27087 * config/rs6000/rs6000.md (movsi_internal1): Only for
27088 !TARGET_SINGLE_FPU.
27089 (movsi_internal1_single): New. Add pattern to move SI values to/from
27090 single-precision FP regs.
27092 2009-04-15 Richard Guenther <rguenther@suse.de>
27094 * omp-low.c (lower_rec_input_clauses): Build correct address
27096 (expand_omp_for_generic): Fix multiplication type.
27097 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
27098 (generate_memset_zero): Fix types.
27099 * tree-profile.c (prepare_instrumented_value): Correctly
27102 2009-04-15 Ian Lance Taylor <iant@google.com>
27104 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
27105 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
27106 for -Wall and for -Wc++-compat.
27107 (c_common_post_options): For C++, set warn_enum_compare if not
27109 * c-tree.h (struct c_expr): Add field original_type.
27110 (build_external_ref): Update declaration.
27111 * c-parser.c (c_parser_braced_init): Set original_type.
27112 (c_parser_initelt): Likewise.
27113 (c_parser_expr_no_commas): Likewise.
27114 (c_parser_conditional_expression): Likewise.
27115 (c_parser_cast_expression): Likewise.
27116 (c_parser_unary_expression): Likewise. Pull setting of
27117 original_code to top of function.
27118 (c_parser_sizeof_expression): Set original_type.
27119 (c_parser_alignof_expression): Likewise.
27120 (c_parser_postfix_expression): Likewise. Pull setting of
27121 original_code to top of function.
27122 (c_parser_postfix_expression_after_paren_type): Set original_type.
27123 (c_parser_postfix_expression_after_primary): Likewise.
27124 (c_parser_expression): Likewise.
27125 * c-typeck.c (build_external_ref): Add type parameter. Change all
27127 (c_expr_sizeof_expr): Set original_type field.
27128 (parser_build_unary_op): Likewise.
27129 (parser_build_binary_op): Likewise. Optionally warn about
27130 comparisons of enums of different types.
27131 (digest_init): Set original_type field.
27132 (really_start_incremental_init): Likewise.
27133 (push_init_level, pop_init_level): Likewise.
27134 * doc/invoke.texi (Warning Options): -Wenum-compare now
27137 2009-04-15 Richard Guenther <rguenther@suse.de>
27139 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
27140 out a necessary conversion.
27141 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
27142 names we didn't value number.
27143 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
27145 2009-04-15 Richard Guenther <rguenther@suse.de>
27147 PR tree-optimization/39764
27148 * tree-ssa-ccp.c (get_value): Canonicalize value with
27149 canonicalize_float_value.
27151 2009-04-15 Jan Hubicka <jh@suse.cz>
27153 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
27154 Wrong version of patch.
27156 2009-04-15 Jan Hubicka <jh@suse.cz>
27158 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
27160 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
27162 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
27163 our distinct integral and vector types.
27165 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
27167 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
27168 * init.c (build_vtbl_address): Remove call to assemble_external.
27170 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
27172 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
27173 output for other floating point modes.
27175 2009-04-14 Diego Novillo <dnovillo@google.com>
27177 * diagnostic.c (diagnostic_report_diagnostic): Do not
27178 warn about loaded plugins for DK_ERROR and DK_WARNING.
27179 * c-decl.c (declspecs_add_type): Move call to
27180 invoke_plugin_callbacks ...
27181 * c-parser.c (c_parser_declspecs): ... here.
27182 * plugin.c (dump_active_plugins): Tidy output.
27184 2009-04-14 Diego Novillo <dnovillo@google.com>
27185 Le-Chun Wu <lcwu@google.com>
27187 * configure.ac: Add --enable-plugin support.
27188 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
27189 * Makefile.in (PLUGIN_H): Define.
27190 Export ENABLE_PLUGIN and GMPINC to site.exp.
27191 Add PLUGINLIBS to link command.
27192 Add/modify dependencies for plugin.o and files including plugin.h.
27194 * config.in: Regenerate.
27196 * opts.c (common_handle_option): Handle OPT_fplugin_ and
27199 2009-04-14 Le-Chun Wu <lcwu@google.com>
27201 * tree-pass.h (register_one_dump_file): Add a prototype for
27202 register_one_dump_file.
27203 * toplev.c (compile_file): Call initialize_plugins.
27204 (do_compile): Call invoke_plugin_callbacks.
27205 (toplev_main): Call invoke_plugin_callbacks.
27206 * common.opt: Add -fplugin= and -fplugin-arg-.
27207 * gcc-plugin.h: New public header file for plugins to include.
27208 * plugin.c: New source file.
27209 * plugin.h: New internal header file.
27210 * passes.c (register_one_dump_file): Make it external.
27212 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
27214 2009-04-14 Diego Novillo <dnovillo@google.com>
27216 * doc/plugins.texi: New.
27217 * doc/gccint.texi: Add reference to Plugins chapter.
27218 * doc/invoke.texi: Document -fplugin and -fplugin-arg
27219 * diagnostic.c (diagnostic_report_diagnostic): Warn about
27220 loaded plugins, if any.
27221 * timevar.def (TV_PLUGIN_INIT): Define.
27222 (TV_PLUGIN_RUN): Define.
27223 * plugin.c: Include timevar.h
27224 (plugins_active_p): New.
27225 (dump_active_plugins): New.
27226 (debug_active_plugins): New.
27228 2009-04-14 Joseph Myers <joseph@codesourcery.com>
27230 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
27232 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
27234 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
27236 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
27237 the same as a minus without a shift.
27239 2009-04-14 Nick Clifton <nickc@redhat.com>
27241 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
27242 comparisons with small integers will always produce a short
27245 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
27248 2008-12-19 Diego Novillo <dnovillo@google.com>
27250 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
27252 2009-04-14 Richard Guenther <rguenther@suse.de>
27254 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
27256 (verify_gimple_assign_binary): Likewise. Handle shifts and
27258 (verify_gimple_phi): Print the mismatched argument position.
27259 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
27261 (vect_update_init_of_dr): Likewise.
27262 * matrix-reorg.c (transform_access_sites): Do what the
27264 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
27266 2009-04-13 Michael Eager <eager@eagercon.com>
27268 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
27269 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
27270 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
27271 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
27272 remove duplicate config
27274 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
27276 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
27277 file_name:line_number type locator of the call site.
27279 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
27281 * genautomata.c: Put blank after comma.
27282 (automaton_decls): New.
27283 (struct unit_usage): Add comments to member next.
27284 (store_alt_unit_usage): Keep the list ordered.
27285 (unit_present_on_list_p, equal_alternatives_p): New.
27286 (check_regexp_units_distribution): Check units distribution
27287 correctness correctly.
27288 (main): Don't write automata if error is found. Return correct
27291 * config/m68k/cf.md (cfv4_ds): Remove.
27292 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
27293 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
27295 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
27296 power4-load-ext, power4-store, power4-store-update,
27297 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
27298 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
27299 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
27300 power4-sqrt, power4-isync): Modify reservation to make correct
27301 unit distribution to automata.
27303 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
27304 power5-store-update, power5-two, power5-three, power5-lmul,
27305 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
27307 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
27309 * except.c (pass_set_nothrow_function_flags): Set name and add
27311 (set_nothrow_function_flags): Mention in the dump file when
27312 changing a function to nothrow.
27314 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
27317 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
27318 instead of unsigned long.
27320 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
27322 * config/arm/arm.c (return_used_this_function): Remove.
27323 (arm_output_function_prologue): Remove use of
27324 return_used_this_function.
27325 (output_return_instruction): Replace use of
27326 return_used_this_function
27327 by cfun->machine->return_used_this_function.
27328 (arm_output_epilogue): Likewise.
27329 (arm_output_function_epilogue): Likewise.
27330 (thumb_unexpanded_epilogue): Likewise.
27331 * config/arm/arm.h (struct machine_function):
27332 New member return_used_this_function.
27334 2009-04-12 Mark Mitchell <mark@codesourcery.com>
27336 * doc/install.texi: Correct description of default directory for
27337 --with-gxx-include-dir.
27339 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
27341 * fold-const.c (build_range_check): Properly deal with enumeral and
27342 boolean base types.
27344 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
27346 * doc/invoke.texi (max_gcse_passes): Remove documentation.
27347 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
27348 * params.h (MAX_GCSE_PASSES): Remove.
27349 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
27350 in sequence. Remove ability to run multiple passes.
27351 (bypass_jumps): Report run as third CPROP pass.
27353 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
27355 PR middle-end/39651
27356 * except.c (can_throw_external): Look at each insn in a SEQUENCE
27357 when deciding whether the whole SEQUENCE can throw.
27359 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
27362 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
27363 offseted label references.
27365 2009-04-11 Jan Hubicka <jh@suse.cz>
27367 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
27369 2009-04-11 Richard Guenther <rguenther@suse.de>
27371 PR middle-end/39732
27372 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
27373 return variables as TREE_ADDRESSABLE.
27375 2009-04-11 Richard Guenther <rguenther@suse.de>
27377 PR tree-optimization/39713
27378 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
27379 reference trees have SSA_NAME operands.
27381 2009-04-11 Richard Guenther <rguenther@suse.de>
27384 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
27385 address expressions.
27387 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
27389 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
27390 match changes in Cygwin 1.7
27391 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
27392 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
27394 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
27396 PR tree-optimization/39701
27397 * doc/invoke.texi (Optimization Options): Document change in
27398 meaning and initialization of -fdelete-null-pointer-checks.
27400 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
27402 PR middle-end/39701
27403 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
27405 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
27408 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
27410 2009-04-10 Chao-ying Fu <fu@mips.com>
27412 * doc/tm.texi (Instruction Output): Document
27413 TARGET_ASM_FINAL_POSTSCAN_INSN.
27414 * target.h (final_postscan_insn): New field in asm_out.
27415 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
27416 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
27417 * final.c (final_scan_insn): Call
27418 targetm.asm_out.final_postscan_insn after outputting
27419 an asm macro and a normal instruction.
27421 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
27422 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
27423 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
27424 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
27425 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
27427 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
27429 PR middle-end/39701
27430 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
27431 variables as non-NULL even with -fdelete-null-pointer-checks.
27433 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
27435 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
27437 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
27440 * config/i386/i386.c (classify_argument): Handle SCmode with
27441 (bit_offset % 64) != 0.
27443 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
27445 * doc/invoke.texi (Optimize Options): Add cross-reference to
27446 -Q --help=optimizers examples.
27448 2009-04-10 Ben Elliston <bje@au.ibm.com>
27451 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
27452 regalign for the reg == fpr and TDmode case.
27454 2009-04-09 David Ayers <ayers@fsfe.org>
27457 * objc/objc-act.c (warn_with_method): Remove helper function.
27458 (check_duplicates): Call warning and inform directly.
27459 (really_start_method): Likewise.
27461 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
27463 * expmed.c (expand_divmod): Always use a comparison for a division
27464 by a large unsigned integer.
27466 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
27467 for things others than variables or functions as nonzero.
27469 2009-04-09 Nick Clifton <nickc@redhat.com>
27471 * unwind-compat.c: Change copyright header to refer to version
27472 3 of the GNU General Public License with version 3.1 of the
27473 GCC Runtime Library Exception and to point readers at the
27474 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
27475 * config/alpha/crtfastmath.c: Likewise.
27476 * config/alpha/linux-unwind.h: Likewise.
27477 * config/alpha/qrnnd.asm: Likewise.
27478 * config/alpha/vms-crt0-64.c: Likewise.
27479 * config/alpha/vms-crt0.c: Likewise.
27480 * config/alpha/vms-dwarf2.asm: Likewise.
27481 * config/alpha/vms-dwarf2eh.asm: Likewise.
27482 * config/alpha/vms-psxcrt0-64.c: Likewise.
27483 * config/alpha/vms-psxcrt0.c: Likewise.
27484 * config/alpha/vms_tramp.asm: Likewise.
27485 * config/arc/initfini.c: Likewise.
27486 * config/arc/lib1funcs.asm: Likewise.
27487 * config/arm/bpabi-v6m.S: Likewise.
27488 * config/arm/bpabi.S: Likewise.
27489 * config/arm/bpabi.c: Likewise.
27490 * config/arm/crti.asm: Likewise.
27491 * config/arm/crtn.asm: Likewise.
27492 * config/arm/ieee754-df.S: Likewise.
27493 * config/arm/ieee754-sf.S: Likewise.
27494 * config/arm/lib1funcs.asm: Likewise.
27495 * config/arm/libunwind.S: Likewise.
27496 * config/arm/linux-atomic.c: Likewise.
27497 * config/arm/mmintrin.h: Likewise.
27498 * config/arm/pr-support.c: Likewise.
27499 * config/arm/unaligned-funcs.c: Likewise.
27500 * config/arm/unwind-arm.c: Likewise.
27501 * config/arm/unwind-arm.h: Likewise.
27502 * config/avr/libgcc.S: Likewise.
27503 * config/bfin/crti.s: Likewise.
27504 * config/bfin/crtlibid.s: Likewise.
27505 * config/bfin/crtn.s: Likewise.
27506 * config/bfin/lib1funcs.asm: Likewise.
27507 * config/bfin/linux-unwind.h: Likewise.
27508 * config/cris/arit.c: Likewise.
27509 * config/cris/cris_abi_symbol.c: Likewise.
27510 * config/darwin-64.c: Likewise.
27511 * config/darwin-crt2.c: Likewise.
27512 * config/darwin-crt3.c: Likewise.
27513 * config/darwin.h: Likewise.
27514 * config/dbxelf.h: Likewise.
27515 * config/dfp-bit.c: Likewise.
27516 * config/dfp-bit.h: Likewise.
27517 * config/elfos.h: Likewise.
27518 * config/fixed-bit.c: Likewise.
27519 * config/fixed-bit.h: Likewise.
27520 * config/fp-bit.c: Likewise.
27521 * config/fp-bit.h: Likewise.
27522 * config/fr30/crti.asm: Likewise.
27523 * config/fr30/crtn.asm: Likewise.
27524 * config/fr30/lib1funcs.asm: Likewise.
27525 * config/freebsd-spec.h: Likewise.
27526 * config/frv/cmovd.c: Likewise.
27527 * config/frv/cmovh.c: Likewise.
27528 * config/frv/cmovw.c: Likewise.
27529 * config/frv/frvbegin.c: Likewise.
27530 * config/frv/frvend.c: Likewise.
27531 * config/frv/lib1funcs.asm: Likewise.
27532 * config/glibc-stdint.h: Likewise.
27533 * config/h8300/clzhi2.c: Likewise.
27534 * config/h8300/crti.asm: Likewise.
27535 * config/h8300/crtn.asm: Likewise.
27536 * config/h8300/ctzhi2.c: Likewise.
27537 * config/h8300/fixunssfsi.c: Likewise.
27538 * config/h8300/lib1funcs.asm: Likewise.
27539 * config/h8300/parityhi2.c: Likewise.
27540 * config/h8300/popcounthi2.c: Likewise.
27541 * config/i386/ammintrin.h: Likewise.
27542 * config/i386/att.h: Likewise.
27543 * config/i386/avxintrin.h: Likewise.
27544 * config/i386/biarch64.h: Likewise.
27545 * config/i386/bmmintrin.h: Likewise.
27546 * config/i386/cpuid.h: Likewise.
27547 * config/i386/cross-stdarg.h: Likewise.
27548 * config/i386/crtfastmath.c: Likewise.
27549 * config/i386/crtprec.c: Likewise.
27550 * config/i386/cygming-crtbegin.c: Likewise.
27551 * config/i386/cygming-crtend.c: Likewise.
27552 * config/i386/cygwin.asm: Likewise.
27553 * config/i386/emmintrin.h: Likewise.
27554 * config/i386/gmm_malloc.h: Likewise.
27555 * config/i386/gthr-win32.c: Likewise.
27556 * config/i386/i386.h: Likewise.
27557 * config/i386/immintrin.h: Likewise.
27558 * config/i386/linux-unwind.h: Likewise.
27559 * config/i386/linux64.h: Likewise.
27560 * config/i386/mm3dnow.h: Likewise.
27561 * config/i386/mmintrin-common.h: Likewise.
27562 * config/i386/mmintrin.h: Likewise.
27563 * config/i386/nmmintrin.h: Likewise.
27564 * config/i386/pmm_malloc.h: Likewise.
27565 * config/i386/pmmintrin.h: Likewise.
27566 * config/i386/smmintrin.h: Likewise.
27567 * config/i386/sol2-c1.asm: Likewise.
27568 * config/i386/sol2-ci.asm: Likewise.
27569 * config/i386/sol2-cn.asm: Likewise.
27570 * config/i386/sol2-gc1.asm: Likewise.
27571 * config/i386/tmmintrin.h: Likewise.
27572 * config/i386/unix.h: Likewise.
27573 * config/i386/w32-unwind.h: Likewise.
27574 * config/i386/wmmintrin.h: Likewise.
27575 * config/i386/x86-64.h: Likewise.
27576 * config/i386/x86intrin.h: Likewise.
27577 * config/i386/xmmintrin.h: Likewise.
27578 * config/ia64/crtbegin.asm: Likewise.
27579 * config/ia64/crtend.asm: Likewise.
27580 * config/ia64/crtfastmath.c: Likewise.
27581 * config/ia64/crti.asm: Likewise.
27582 * config/ia64/crtn.asm: Likewise.
27583 * config/ia64/fde-glibc.c: Likewise.
27584 * config/ia64/lib1funcs.asm: Likewise.
27585 * config/ia64/linux-unwind.h: Likewise.
27586 * config/ia64/quadlib.c: Likewise.
27587 * config/ia64/unwind-ia64.c: Likewise.
27588 * config/linux.h: Likewise.
27589 * config/m32c/m32c-lib1.S: Likewise.
27590 * config/m32c/m32c-lib2-trapv.c: Likewise.
27591 * config/m32c/m32c-lib2.c: Likewise.
27592 * config/m32r/initfini.c: Likewise.
27593 * config/m68hc11/larith.asm: Likewise.
27594 * config/m68hc11/m68hc11-crt0.S: Likewise.
27595 * config/m68k/cf.md: Likewise.
27596 * config/m68k/crti.s: Likewise.
27597 * config/m68k/crtn.s: Likewise.
27598 * config/m68k/lb1sf68.asm: Likewise.
27599 * config/m68k/linux-unwind.h: Likewise.
27600 * config/mcore/crti.asm: Likewise.
27601 * config/mcore/crtn.asm: Likewise.
27602 * config/mcore/lib1.asm: Likewise.
27603 * config/mips/linux-unwind.h: Likewise.
27604 * config/mips/loongson.h: Likewise.
27605 * config/mips/mips16.S: Likewise.
27606 * config/mmix/crti.asm: Likewise.
27607 * config/mmix/crtn.asm: Likewise.
27608 * config/pa/fptr.c: Likewise.
27609 * config/pa/hpux-unwind.h: Likewise.
27610 * config/pa/lib2funcs.asm: Likewise.
27611 * config/pa/linux-atomic.c: Likewise.
27612 * config/pa/linux-unwind.h: Likewise.
27613 * config/pa/milli64.S: Likewise.
27614 * config/pa/quadlib.c: Likewise.
27615 * config/pa/stublib.c: Likewise.
27616 * config/picochip/libgccExtras/adddi3.asm: Likewise.
27617 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
27618 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
27619 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
27620 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
27621 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
27622 * config/picochip/libgccExtras/divmod15.asm: Likewise.
27623 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
27624 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
27625 * config/picochip/libgccExtras/longjmp.asm: Likewise.
27626 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
27627 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
27628 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
27629 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
27630 * config/picochip/libgccExtras/setjmp.asm: Likewise.
27631 * config/picochip/libgccExtras/subdi3.asm: Likewise.
27632 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
27633 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
27634 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
27635 * config/rs6000/750cl.h: Likewise.
27636 * config/rs6000/altivec.h: Likewise.
27637 * config/rs6000/biarch64.h: Likewise.
27638 * config/rs6000/crtresfpr.asm: Likewise.
27639 * config/rs6000/crtresgpr.asm: Likewise.
27640 * config/rs6000/crtresxfpr.asm: Likewise.
27641 * config/rs6000/crtresxgpr.asm: Likewise.
27642 * config/rs6000/crtsavfpr.asm: Likewise.
27643 * config/rs6000/crtsavgpr.asm: Likewise.
27644 * config/rs6000/darwin-asm.h: Likewise.
27645 * config/rs6000/darwin-fallback.c: Likewise.
27646 * config/rs6000/darwin-fpsave.asm: Likewise.
27647 * config/rs6000/darwin-ldouble.c: Likewise.
27648 * config/rs6000/darwin-tramp.asm: Likewise.
27649 * config/rs6000/darwin-unwind.h: Likewise.
27650 * config/rs6000/darwin-vecsave.asm: Likewise.
27651 * config/rs6000/darwin-world.asm: Likewise.
27652 * config/rs6000/e500crtres32gpr.asm: Likewise.
27653 * config/rs6000/e500crtres64gpr.asm: Likewise.
27654 * config/rs6000/e500crtres64gprctr.asm: Likewise.
27655 * config/rs6000/e500crtrest32gpr.asm: Likewise.
27656 * config/rs6000/e500crtrest64gpr.asm: Likewise.
27657 * config/rs6000/e500crtresx32gpr.asm: Likewise.
27658 * config/rs6000/e500crtresx64gpr.asm: Likewise.
27659 * config/rs6000/e500crtsav32gpr.asm: Likewise.
27660 * config/rs6000/e500crtsav64gpr.asm: Likewise.
27661 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
27662 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
27663 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
27664 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
27665 * config/rs6000/eabi-ci.asm: Likewise.
27666 * config/rs6000/eabi-cn.asm: Likewise.
27667 * config/rs6000/eabi.asm: Likewise.
27668 * config/rs6000/linux-unwind.h: Likewise.
27669 * config/rs6000/linux64.h: Likewise.
27670 * config/rs6000/paired.h: Likewise.
27671 * config/rs6000/paired.md: Likewise.
27672 * config/rs6000/ppc64-fp.c: Likewise.
27673 * config/rs6000/ppu_intrinsics.h: Likewise.
27674 * config/rs6000/rs6000.h: Likewise.
27675 * config/rs6000/si2vmx.h: Likewise.
27676 * config/rs6000/sol-ci.asm: Likewise.
27677 * config/rs6000/sol-cn.asm: Likewise.
27678 * config/rs6000/spe.h: Likewise.
27679 * config/rs6000/spu2vmx.h: Likewise.
27680 * config/rs6000/sysv4.h: Likewise.
27681 * config/rs6000/tramp.asm: Likewise.
27682 * config/rs6000/vec_types.h: Likewise.
27683 * config/s390/linux-unwind.h: Likewise.
27684 * config/s390/tpf-unwind.h: Likewise.
27685 * config/score/crti.asm: Likewise.
27686 * config/score/crtn.asm: Likewise.
27687 * config/sh/crt1.asm: Likewise.
27688 * config/sh/crti.asm: Likewise.
27689 * config/sh/crtn.asm: Likewise.
27690 * config/sh/divtab-sh4-300.c: Likewise.
27691 * config/sh/divtab-sh4.c: Likewise.
27692 * config/sh/divtab.c: Likewise.
27693 * config/sh/lib1funcs-4-300.asm: Likewise.
27694 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
27695 * config/sh/lib1funcs.asm: Likewise.
27696 * config/sh/lib1funcs.h: Likewise.
27697 * config/sh/linux-atomic.asm: Likewise.
27698 * config/sh/linux-unwind.h: Likewise.
27699 * config/sh/shmedia.h: Likewise.
27700 * config/sh/sshmedia.h: Likewise.
27701 * config/sh/ushmedia.h: Likewise.
27702 * config/sparc/crtfastmath.c: Likewise.
27703 * config/sparc/linux-unwind.h: Likewise.
27704 * config/sparc/sol2-c1.asm: Likewise.
27705 * config/sparc/sol2-ci.asm: Likewise.
27706 * config/sparc/sol2-cn.asm: Likewise.
27707 * config/spu/divmodti4.c: Likewise.
27708 * config/spu/divv2df3.c: Likewise.
27709 * config/spu/float_disf.c: Likewise.
27710 * config/spu/float_unsdidf.c: Likewise.
27711 * config/spu/float_unsdisf.c: Likewise.
27712 * config/spu/float_unssidf.c: Likewise.
27713 * config/spu/mfc_multi_tag_release.c: Likewise.
27714 * config/spu/mfc_multi_tag_reserve.c: Likewise.
27715 * config/spu/mfc_tag_release.c: Likewise.
27716 * config/spu/mfc_tag_reserve.c: Likewise.
27717 * config/spu/mfc_tag_table.c: Likewise.
27718 * config/spu/multi3.c: Likewise.
27719 * config/spu/spu_internals.h: Likewise.
27720 * config/spu/spu_intrinsics.h: Likewise.
27721 * config/spu/spu_mfcio.h: Likewise.
27722 * config/spu/vec_types.h: Likewise.
27723 * config/spu/vmx2spu.h: Likewise.
27724 * config/stormy16/stormy16-lib2.c: Likewise.
27725 * config/svr4.h: Likewise.
27726 * config/sync.c: Likewise.
27727 * config/v850/lib1funcs.asm: Likewise.
27728 * config/vxlib-tls.c: Likewise.
27729 * config/vxlib.c: Likewise.
27730 * config/vxworks-dummy.h: Likewise.
27731 * config/xtensa/crti.asm: Likewise.
27732 * config/xtensa/crtn.asm: Likewise.
27733 * config/xtensa/ieee754-df.S: Likewise.
27734 * config/xtensa/ieee754-sf.S: Likewise.
27735 * config/xtensa/lib1funcs.asm: Likewise.
27736 * config/xtensa/lib2funcs.S: Likewise.
27737 * config/xtensa/linux-unwind.h: Likewise.
27738 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
27739 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
27740 * coretypes.h: Likewise.
27741 * crtstuff.c: Likewise.
27742 * defaults.h: Likewise.
27743 * dwarf2.h: Likewise.
27744 * emutls.c: Likewise.
27745 * gbl-ctors.h: Likewise.
27746 * gcov-io.h: Likewise.
27747 * ginclude/float.h: Likewise.
27748 * ginclude/iso646.h: Likewise.
27749 * ginclude/stdarg.h: Likewise.
27750 * ginclude/stdbool.h: Likewise.
27751 * ginclude/stddef.h: Likewise.
27752 * ginclude/stdfix.h: Likewise.
27753 * ginclude/stdint-gcc.h: Likewise.
27754 * ginclude/tgmath.h: Likewise.
27755 * gthr-aix.h: Likewise.
27756 * gthr-dce.h: Likewise.
27757 * gthr-gnat.c: Likewise.
27758 * gthr-gnat.h: Likewise.
27759 * gthr-lynx.h: Likewise.
27760 * gthr-mipssde.h: Likewise.
27761 * gthr-nks.h: Likewise.
27762 * gthr-posix.c: Likewise.
27763 * gthr-posix.h: Likewise.
27764 * gthr-posix95.h: Likewise.
27765 * gthr-rtems.h: Likewise.
27766 * gthr-single.h: Likewise.
27767 * gthr-solaris.h: Likewise.
27768 * gthr-tpf.h: Likewise.
27769 * gthr-vxworks.h: Likewise.
27770 * gthr-win32.h: Likewise.
27771 * gthr.h: Likewise.
27772 * libgcc2.c: Likewise.
27773 * libgcc2.h: Likewise.
27774 * libgcov.c: Likewise.
27775 * tsystem.h: Likewise.
27776 * typeclass.h: Likewise.
27777 * unwind-c.c: Likewise.
27778 * unwind-compat.h: Likewise.
27779 * unwind-dw2-fde-compat.c: Likewise.
27780 * unwind-dw2-fde-darwin.c: Likewise.
27781 * unwind-dw2-fde-glibc.c: Likewise.
27782 * unwind-dw2-fde.c: Likewise.
27783 * unwind-dw2-fde.h: Likewise.
27784 * unwind-dw2.c: Likewise.
27785 * unwind-dw2.h: Likewise.
27786 * unwind-generic.h: Likewise.
27787 * unwind-pe.h: Likewise.
27788 * unwind-sjlj.c: Likewise.
27789 * unwind.inc: Likewise.
27790 * config/arm/neon-gen.ml: Change generated copyright header to
27791 refer to version 3 of the GNU General Public License with
27792 version 3.1 of the GCC Runtime Library Exception and to point
27793 readers at the COPYING3 and COPYING3.RUNTIME files and the
27794 FSF's license web page.
27795 * config/arm/arm_neon.h: Regenerate.
27797 2009-04-09 Jakub Jelinek <jakub@redhat.com>
27799 * config/cris/cris.md: Change copyright header to refer to version
27800 3 of the GNU General Public License.
27801 * doc/install.texi2html: Change copyright header to refer to version
27802 3 of the GNU General Public License and to point readers at the
27803 COPYING3 file and the FSF's license web page.
27804 * config/vax/linux.h: Likewise.
27806 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
27808 * config/i386/i386.md (cmpcc): New.
27809 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
27810 (sync_compare_and_swap_cc*): Delete.
27812 * config/s390/s390.c (s390_compare_emitted): Remove.
27813 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
27814 s390_compare_emitted used to be handled. Assert that modes match.
27815 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
27816 refer to sync_compare_and_swap_ccsi.
27817 * config/s390/s390.h (s390_compare_emitted): Remove.
27818 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
27819 instead of s390_compare_emitted.
27820 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
27821 instead of s390_compare_emitted.
27822 * config/s390/s390.md (cmpcc): New.
27823 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
27824 CC_REGNUM, do not pretend it's set.
27825 (sync_compare_and_swap_cc*): Delete.
27826 * config/s390/predicates.md (cc_reg_operand): New.
27828 * expr.c (sync_compare_and_swap_cc): Delete.
27829 * optabs.h (sync_compare_and_swap_cc): Delete.
27830 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
27831 is being used with can_compare_p.
27832 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
27833 (find_cc_set): New.
27834 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
27835 look for a MODE_CC set instead. Use emit_store_flag.
27836 (expand_compare_and_swap_loop): Likewise, with some additional
27837 complication to avoid a force_reg when useless. Use
27838 emit_cmp_and_jump_insns.
27839 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
27840 * doc/md.texi (sync_compare_and_swap_cc): Merge with
27841 sync_compare_and_swap documentation.
27843 2009-04-09 Jan Hubicka <jh@suse.cz>
27845 * except.c (find_prev_try): Break out from ....
27846 (duplicate_eh_regions): ... here; properly update prev_try pointers
27847 when duplication part of tree.
27848 (dump_eh_tree): Improve dumping.
27849 (verify_eh_region): New.
27850 (verify_eh_tree): Use it.
27852 2009-04-06 Richard Guenther <rguenther@suse.de>
27854 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
27855 &ARRAY addresses by adjusting their types and prepending
27857 * tree-cfg.c (verify_gimple_assign_single): Verify that
27858 addresses are correct.
27860 2009-04-09 Richard Guenther <rguenther@suse.de>
27862 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
27863 indices into an array reference if possible.
27864 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
27865 Fold POINTER_PLUS_EXPR statements with invariant address.
27867 2009-04-09 Alan Modra <amodra@bigpond.net.au>
27870 * config.gcc (powerpc64-*-linux*): Always build biarch.
27872 2009-04-09 Joseph Myers <joseph@codesourcery.com>
27875 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
27876 it and pedwarn if this results in an INTEGER_CST.
27878 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27880 * doc/install.texi: Update minimum GMP version. Remove obsolete
27881 text in MPFR section.
27883 2009-04-08 Jakub Jelinek <jakub@redhat.com>
27885 * dwarf2out.c (class_scope_p): New static inline.
27886 (class_or_namespace_scope_p): Use it.
27887 (gen_variable_die): Use DW_TAG_member tag for static data member
27888 declarations instead of DW_TAG_variable.
27890 PR middle-end/39573
27891 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
27894 2009-04-08 Richard Guenther <rguenther@suse.de>
27896 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
27897 valueize random data.
27899 2009-04-08 David Edelsohn <edelsohn@gnu.org>
27901 * config.gcc (aix tm_file): Add aix-stdint.h.
27902 (aix tm clause use_gcc_stdint): Set to wrap.
27903 * config/rs6000/aix-stdint.h: New file.
27905 2009-04-08 Richard Guenther <rguenther@suse.de>
27907 PR middle-end/36291
27908 * tree-dfa.c (add_referenced_var): Do not recurse into
27909 global initializers.
27910 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
27912 (fold_const_aggregate_ref): Likewise.
27914 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
27916 * recog.c (ordered_comparison_operator): New.
27917 * gensupport.c (std_preds): Add it.
27918 * doc/md.texi (Machine-Independent Predicates): Document it.
27920 2009-04-08 Jan Hubicka <jh@suse.cz>
27922 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
27923 * function.h (rtl_eh): Remove exception_handler_label_map.
27924 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
27925 remove_exception_handler_label, for_each_eh_label_1): Remove.
27926 (rtl_remove_unreachable_regions): Remove.
27927 (convert_from_eh_region_ranges): Do not remove unreachable regions.
27928 (find_exception_handler_labels): Don't build the hashtable.
27929 (maybe_remove_eh_handler): Remove.
27930 (for_each_eh_label): Rewrite to walk the tree.
27931 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
27932 * except.h (maybe_remove_eh_handler): Remove.
27933 * passes.c (init_optimization_passes): Schedule second EH cleanup
27935 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
27936 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
27938 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
27940 * genoutput.c (validate_optab_operands): New.
27941 (gen_insn, gen_expand): Call it.
27943 * genflags.c (gen_insn): Detect misused iterators.
27944 (main): Pass line_no to gen_insn, exit with status 1 on error.
27946 * genextract.c (line_no): Make global.
27947 (VEC_safe_set_locstr): Change assertion to error message.
27948 (main): Exit with status 1 on error.
27950 2009-04-08 Joseph Myers <joseph@codesourcery.com>
27954 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
27955 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
27956 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
27957 * c-convert.c (convert): Do not call fold on results of conversion
27958 functions when the result is a C_MAYBE_CONST_EXPR.
27959 * c-parser.c (c_parser_postfix_expression): Do not fold condition
27960 of __builtin_choose_expr.
27961 * c-typeck.c (remove_c_maybe_const_expr): New.
27962 (build_unary_op, build_conditional_expr, build_compound_expr,
27963 build_binary_op, c_objc_common_truthvalue_conversion): Call
27964 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
27967 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
27969 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
27970 CODE to produce a new one. Add a prototype to use fold_convert_const
27972 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
27975 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
27976 mix declarations and code.
27978 2009-04-08 Ben Elliston <bje@au.ibm.com>
27980 * gcc.c: Replace `CC' with `GCC' throughout.
27982 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
27984 * doc/invoke.texi: Document Atom support.
27986 2009-04-07 Jason Merrill <jason@redhat.com>
27989 * c-common.h, c-common.c: Add flag_pretty_templates.
27990 * c-opts.c (c_common_handle_option): Set it.
27991 * c.opt: Add -fno-pretty-templates.
27992 * doc/invoke.texi (C++ Dialect Options): Likewise.
27994 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
27996 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
27997 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
27998 (ia64_expand_builtin): Likewise.
28000 2009-04-07 Martin Jambor <mjambor@suse.cz>
28002 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
28003 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
28004 ADDR_EXPRS are include too.
28006 2009-04-07 Richard Guenther <rguenther@suse.de>
28008 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
28009 decls are only used if passes as parameters or if they are
28010 local statics and the call is not to a builtin.
28011 (call_may_clobber_ref_p_1): Likewise.
28013 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
28015 * expr.c (do_store_flag): Remove last argument. Simplify code
28016 to avoid duplication of tests already done by can_compare_p.
28017 (expand_expr_real_1): Adjust caller.
28019 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
28021 * optabs.c (can_compare_p): Test the predicate of a
28022 cbranch and cstore pattern.
28024 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
28026 * expr.c (convert_move): Use emit_store_flag instead of
28029 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
28031 * config/i386/i386.c (ix86_compare_emitted): Remove.
28032 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
28033 ix86_compare_op0 like ix86_compare_emitted used to be handled.
28034 * config/i386/i386.h (ix86_compare_emitted): Remove.
28035 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
28036 instead of ix86_compare_emitted.
28037 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
28039 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
28041 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
28042 Add t-sysroot-suffix to tmake_file.
28043 * config/print-sysroot-suffix.sh: New file.
28044 * config/t-sysroot-suffix: New file.
28046 2009-04-07 Ben Elliston <bje@au.ibm.com>
28048 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
28049 as the latter produces a warning when the target does not support
28052 2009-04-07 Ben Elliston <bje@au.ibm.com>
28054 * dfp.c: Replace type punning assignments with memcpy throughout.
28055 * Makefile.in (dfp.o-warn): Remove.
28057 2009-04-07 Alan Modra <amodra@bigpond.net.au>
28060 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
28061 Include soft-fp/t-softfp after rs6000/t-linux64.
28063 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
28065 * stor-layout.c (set_sizetype): Use the full precision of their
28066 machine mode for bitsize types.
28068 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
28070 * config/i386/i386.md: Revert 2 accidental checkins.
28072 2009-04-06 Joey Ye <joey.ye@intel.com>
28073 Xuepeng Guo <xuepeng.guo@intel.com>
28074 H.J. Lu <hongjiu.lu@intel.com>
28076 Atom pipeline model, tuning and insn selection.
28077 * config.gcc (atom): Add atom config options and target.
28079 * config/i386/atom.md: New.
28081 * config/i386/i386.c (atom_cost): New cost.
28082 (m_ATOM): New macro flag.
28083 (initial_ix86_tune_features): Set m_ATOM.
28084 (x86_accumulate_outgoing_args): Likewise.
28085 (x86_arch_always_fancy_math_387): Likewise.
28086 (processor_target): Add Atom cost.
28087 (cpu_names): Add Atom cpu name.
28088 (override_options): Set Atom ISA.
28089 (ix86_issue_rate): New case PROCESSOR_ATOM.
28090 (ix86_adjust_cost): Likewise.
28092 * config/i386/i386.h (TARGET_ATOM): New target macro.
28093 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
28094 (TARGET_OPT_AGU): New target option.
28095 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
28096 (processor_type): Add PROCESSOR_ATOM.
28098 * config/i386/i386.md (cpu): Add new value "atom".
28099 (use_carry, movu): New attr.
28100 (atom.md): Include atom.md.
28101 (adddi3_carry_rex64): Set attr "use_carry".
28102 (addqi3_carry): Likewise.
28103 (addhi3_carry): Likewise.
28104 (addsi3_carry): Likewise.
28105 (*addsi3_carry_zext): Likewise.
28106 (subdi3_carry_rex64): Likewise.
28107 (subqi3_carry): Likewise.
28108 (subhi3_carry): Likewise.
28109 (subsi3_carry): Likewise.
28110 (x86_movdicc_0_m1_rex64): Likewise.
28111 (*x86_movdicc_0_m1_se): Likewise.
28112 (x86_movsicc_0_m1): Likewise.
28113 (*x86_movsicc_0_m1_se): Likewise.
28114 (*adddi_1_rex64): Emit add insn as much as possible.
28115 (*addsi_1): Likewise.
28116 (return_internal): Set atom_unit.
28117 (return_internal_long): Likewise.
28118 (return_pop_internal): Likewise.
28119 (*rcpsf2_sse): Set atom_sse_attr attr.
28120 (*qrt<mode>2_sse): Likewise.
28121 (*prefetch_sse): Likewise.
28123 * config/i386/i386-c.c (ix86_target_macros_internal): New case
28125 (ix86_target_macros_internal): Likewise.
28127 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
28128 (*prefetch_sse_rex): Likewise.
28129 (sse_rcpv4sf2): Likewise.
28130 (sse_vmrcpv4sf2): Likewise.
28131 (sse_sqrtv4sf2): Likewise.
28132 (<sse>_vmsqrt<mode>2): Likewise.
28133 (sse_ldmxcsr): Likewise.
28134 (sse_stmxcsr): Likewise.
28135 (*sse_sfence): Likewise.
28136 (sse2_clflush): Likewise.
28137 (*sse2_mfence): Likewise.
28138 (*sse2_lfence): Likewise.
28139 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
28140 (<sse>_movup<ssemodesuffixf2c>): Likewise.
28141 (avx_movdqu<avxmodesuffix>): Likewise.
28142 (avx_lddqu<avxmodesuffix>): Likewise.
28143 (sse2_movntv2di): Change attr "type" to "ssemov".
28144 (sse2_movntsi): Likewise.
28145 (rsqrtv8sf2): Change attr "type" to "sseadd".
28146 (sse3_addsubv2df3): Set attr "atom_unit".
28147 (sse3_h<plusminus_insn>v4sf3): Likewise.
28148 (*sse2_pmaddwd): Likewise.
28149 (*vec_extractv2di_1_rex64): Likewise.
28150 (*vec_extractv2di_1_avx): Likewise.
28151 (sse2_psadbw): Likewise.
28152 (ssse3_phaddwv8hi3): Likewise.
28153 (ssse3_phaddwv4hi3): Likewise.
28154 (ssse3_phadddv4si3): Likewise.
28155 (ssse3_phadddv2si3): Likewise.
28156 (ssse3_phaddswv8hi3): Likewise.
28157 (ssse3_phaddswv4hi3): Likewise.
28158 (ssse3_phsubwv8hi3): Likewise.
28159 (ssse3_phsubwv4hi3): Likewise.
28160 (ssse3_phsubdv4si3): Likewise.
28161 (ssse3_phsubdv2si3): Likewise.
28162 (ssse3_phsubswv8hi3): Likewise.
28163 (ssse3_phsubswv4hi3): Likewise.
28164 (ssse3_pmaddubsw128): Likewise.
28165 (sse3_pmaddubsw: Likewise.
28166 (ssse3_palignrti): Likewise.
28167 (ssse3_palignrdi): Likewise.
28169 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
28171 * doc/install.texi (Specific): Fix two cross-references to MinGW.
28173 2009-04-06 Richard Guenther <rguenther@suse.de>
28175 PR tree-optimization/28868
28176 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
28177 of which PHI results we inserted.
28178 (insert_into_preds_of_block): Record inserted PHIs.
28179 (eliminate): Eliminate redundant PHI nodes.
28180 (init_pre): Init inserted_phi_names.
28182 2009-04-06 Richard Guenther <rguenther@suse.de>
28184 PR tree-optimization/39643
28185 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
28186 IMAGPART_EXPRs of complex constants.
28187 (execute_fold_all_builtins): If we folded a call queue
28188 TODO_update_address_taken.
28190 2009-04-06 Jan Hubicka <jh@suse.cz>
28192 PR middle-end/39659
28193 * except.c (remove_unreachable_regions): Propagate may_contain_throw
28196 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
28198 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
28200 (ic_invalidate_array): Likewise.
28202 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
28204 * calls.c (emit_library_call_value_1): Fix a problem with parameter
28205 alignment for library calls.
28207 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
28209 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
28210 (mingw32 tm clause use_gcc_stdint): Set to wrap.
28211 * config/i386/mingw-stdint.h: New file.
28213 2009-04-05 Richard Guenther <rguenther@suse.de>
28215 PR tree-optimization/39648
28216 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
28217 our &A vs. &A[0] IL deficiencies.
28219 2009-04-04 Jan Hubicka <jh@suse.cz>
28221 * except.c (sjlj_find_directly_reachable_regions): Be ready for
28222 removed toplevel regions.
28223 (sjlj_mark_call_sites): Likewise.
28225 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
28227 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
28228 (cygwin tm clause use_gcc_stdint): Set to wrap.
28229 * config/i386/cygwin-stdint.h: New file.
28231 2009-04-04 Richard Guenther <rguenther@suse.de>
28233 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
28234 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
28235 single-argument PHIs if we are in loop-closed SSA form.
28236 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
28237 for the pre-condition.
28238 (slpeel_tree_peel_loop_to_edge): Likewise.
28239 (vect_build_loop_niters): Take an optional sequence to append stmts.
28240 (vect_generate_tmps_on_preheader): Likewise.
28241 (vect_do_peeling_for_loop_bound): Take extra guards for the
28243 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
28244 the cost model check.
28245 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
28246 guards if we are going to peel. Do not apply versioning in that case.
28247 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
28248 (vect_do_peeling_for_loop_bound): Likewise.
28249 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
28250 loop bound only record extra pre-conditions, do not apply loop
28253 2009-04-04 Richard Guenther <rguenther@suse.de>
28255 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
28258 2009-04-04 Jan Hubicka <jh@suse.cz>
28260 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
28261 last_basic_block for size of bb->index indexed array.
28262 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
28263 compute_out, link_btr_uses, build_btr_def_use_webs,
28264 build_btr_def_use_webs, migrate_btr_defs): Likewise.
28266 2009-04-04 Jan Hubicka <jh@suse.cz>
28268 * except.c (remove_eh_handler_and_replace): Break out from ...
28269 (remove_eh_handler): ... here.
28270 (bring_to_root): New function.
28271 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
28272 handled ones, bring others to root of tree.
28274 2009-04-04 Jan Hubicka <jh@suse.cz>
28276 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
28277 (all_phis_safe_to_merge): New function.
28278 (update_info): New structure.
28279 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
28280 (cleanup_empty_eh): Update SSA if possible.
28282 2009-04-04 Richard Guenther <rguenther@suse.de>
28284 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
28285 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
28286 (append_vuse): Likewise.
28288 2009-04-04 Jakub Jelinek <jakub@redhat.com>
28290 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
28291 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
28292 instead of REG_UNSAVED for DW_CFA_undefined.
28293 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
28294 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
28297 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
28300 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
28302 2009-04-04 Richard Guenther <rguenther@suse.de>
28304 PR tree-optimization/8781
28305 PR tree-optimization/37892
28306 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
28307 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
28308 (valueize_refs): Call it for *& valueizations.
28309 (shared_reference_ops_from_ref): Rename to ...
28310 (valueize_shared_reference_ops_from_ref): ... this and valueize.
28311 (shared_reference_ops_from_call): Rename to ...
28312 (valueize_shared_reference_ops_from_call): ... this and valueize.
28313 (vn_reference_lookup): Update.
28314 (visit_reference_op_call): Likewise.
28315 * tree-ssa-pre.c (phi_translate_1): Fold *&.
28316 (eliminate): Value-replace the call address in call statements.
28318 2009-04-04 Richard Guenther <rguenther@suse.de>
28320 PR tree-optimization/39636
28321 * tree-ssa-forwprop.c
28322 (forward_propagate_addr_into_variable_array_index): Check for
28323 GIMPLE_ASSIGN before accessing the rhs code.
28325 2009-04-03 Jason Merrill <jason@redhat.com>
28327 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
28329 2009-04-03 Steve Ellcey <sje@cup.hp.com>
28331 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
28332 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
28333 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
28334 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
28335 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
28336 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
28337 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
28338 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
28339 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
28340 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
28341 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
28342 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
28343 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
28344 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
28345 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
28346 Use fr_reg_or_fp01_operand instead of fr_register_operand
28348 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
28349 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
28350 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
28352 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
28354 PR rtl-optimization/39607
28355 PR rtl-optimization/39631
28359 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
28360 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
28361 instead of DF_LR_OUT.
28362 * ira-lives.c (process_bb_node_lives): Ditto.
28363 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
28364 instead of DF_LR_{OUT,IN}.
28365 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
28366 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
28368 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
28370 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
28371 (execute_lower_omp): Always run but take the short way out if -fopenmp
28373 (gate_lower_omp): Remove, forcing the pass manager to always run the
28374 pass and always set PROP_gimple_lomp.
28375 (pass_lower_omp): Remove gate function.
28376 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
28377 PROP_trees. Instead, require it.
28378 * ipa-cp.c (pass_ipa_cp): Likewise.
28379 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
28380 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
28381 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
28382 and PROP_gimple_leh.
28384 2009-04-03 Richard Guenther <rguenther@suse.de>
28386 PR middle-end/13146
28387 PR tree-optimization/23940
28388 PR tree-optimization/33237
28389 PR middle-end/33974
28390 PR middle-end/34093
28391 PR tree-optimization/36201
28392 PR tree-optimization/36230
28393 PR tree-optimization/38049
28394 PR tree-optimization/38207
28395 PR tree-optimization/38230
28396 PR tree-optimization/38301
28397 PR tree-optimization/38585
28398 PR middle-end/38895
28399 PR tree-optimization/38985
28400 PR tree-optimization/39299
28401 * tree-ssa-structalias.h: Remove.
28402 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
28403 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
28404 (struct vuse_element_d): Remove.
28405 (struct vuse_vec_d): Likewise.
28406 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
28407 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
28408 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
28409 VUSE_ELEMENT_VAR): Likewise.
28410 (struct voptype_d): Likewise.
28411 (NUM_VOP_FREE_BUCKETS): Likewise.
28412 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
28413 (struct stmt_operands_d): Remove.
28414 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
28415 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
28416 VDEF_NUM, VDEF_VECT): Likewise.
28417 (copy_virtual_operands): Remove.
28418 (operand_build_cmp): Likewise.
28419 (create_ssa_artificial_load_stmt): Likewise.
28420 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
28421 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
28422 vuse_index and mayuse_index members. Pack and move done and iter_type
28423 members to the front.
28424 (SSA_OP_VMAYUSE): Remove.
28425 (SSA_OP_VIRTUAL_USES): Adjust.
28426 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
28427 (unlink_stmt_vdef): Declare.
28428 (add_to_addressable_set): Remove.
28429 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
28430 (vrp_visit_stmt): Likewise.
28431 * doc/tree-ssa.texi (Alias analysis): Update.
28432 * doc/invoke.texi (max-aliased-vops): Remove docs.
28433 (avg-aliased-vops): Likewise.
28434 * tree-into-ssa.c (syms_to_rename): Remove.
28435 (need_to_update_vops_p): Likewise.
28436 (need_to_initialize_update_ssa_p): Rename to ...
28437 (update_ssa_initialized_fn): ... this. Track function we are
28439 (symbol_marked_for_renaming): Simplify.
28440 (add_new_name_mapping): Do not set need_to_update_vops_p.
28441 (dump_currdefs): Use SYMS_TO_RENAME.
28442 (rewrite_update_stmt): Always walk all uses/defs.
28443 (dump_update_ssa): Adjust.
28444 (init_update_ssa): Take function argument. Track what we are
28446 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
28447 (create_new_def_for): Initialize for cfun, assert we are initialized
28449 (mark_sym_for_renaming): Simplify.
28450 (mark_set_for_renaming): Do not initialize update-ssa.
28451 (need_ssa_update_p): Simplify. Take function argument.
28452 (name_mappings_registered_p): Assert we ask for the correct function.
28453 (name_registered_for_update_p): Likewise.
28454 (ssa_names_to_replace): Likewise.
28455 (release_ssa_name_after_update_ssa): Likewise.
28456 (update_ssa): Likewise. Use SYMS_TO_RENAME.
28457 (dump_decl_set): Do not print a newline.
28458 (debug_decl_set): Do it here.
28459 (dump_update_ssa): And here.
28460 * tree-ssa-loop-im.c (move_computations): Adjust.
28461 (movement_possibility): Likewise.
28462 (determine_max_movement): Likewise.
28463 (gather_mem_refs_stmt): Likewise.
28464 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
28465 or NAME_MEMORY_TAG.
28466 * tree-complex.c (update_all_vops): Remove.
28467 (expand_complex_move): Adjust.
28468 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
28469 Simplify test for memory referencing statement. Exclude
28470 non-invariant ADDR_EXPRs.
28471 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
28472 * tree-loop-distribution.c (generate_memset_zero): Adjust.
28473 (rdg_flag_uses): Likewise.
28474 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
28476 (tree_optimize_tail_calls_1): Also split the
28477 edge from the entry block if we have degenerate PHI nodes in
28478 the first basic block.
28479 * tree.c (init_ttree): Remove memory-tag related code.
28480 (tree_code_size): Likewise.
28481 (tree_node_structure): Likewise.
28482 (build7_stat): Re-write to be build6_stat.
28483 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
28484 (SSA_VAR_P): Adjust.
28485 (struct tree_memory_tag): Remove.
28486 (struct tree_memory_partition_tag): Likewise.
28487 (union tree_node): Adjust.
28488 (build7): Re-write to be build6.
28489 * tree-pass.h (pass_reset_cc_flags): Remove.
28490 (TODO_update_address_taken): New flag.
28491 (pass_simple_dse): Remove.
28492 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
28493 * params.h (MAX_ALIASED_VOPS): Remove.
28494 (AVG_ALIASED_VOPS): Likewise.
28495 * omp-low.c (expand_omp_taskreg): Update SSA form.
28496 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
28497 aliases the lhs in a copy stmt.
28498 * tree-ssa-dse.c (struct address_walk_data): Remove.
28499 (memory_ssa_name_same): Likewise.
28500 (memory_address_same): Likewise.
28501 (get_kill_of_stmt_lhs): Likewise.
28502 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
28503 unused stores. Look through PHI nodes into post-dominated regions.
28504 (dse_optimize_stmt): Simplify. Properly remove stores.
28505 (tree_ssa_dse): Compute dominators.
28506 (execute_simple_dse): Remove.
28507 (pass_simple_dse): Likewise.
28508 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
28509 gimple_loaded_syms and gimple_stored_syms computation.
28510 * toplev.c (dump_memory_report): Dump alias and pta stats.
28511 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
28512 (vn_reference_eq): Likewise.
28513 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
28514 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
28515 valueize_vuses): Remove.
28516 (get_def_ref_stmt_vuses): Simplify. Rename to ...
28517 (get_def_ref_stmt_vuse): ... this.
28518 (vn_reference_lookup_2): New function.
28519 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
28520 walking equivalent vuses. Simplify.
28521 (vn_reference_lookup): Likewise.
28522 (vn_reference_insert): Likewise.
28523 (vn_reference_insert_pieces): Likewise.
28524 (visit_reference_op_call): Simplify.
28525 (visit_reference_op_load): Likewise.
28526 (visit_reference_op_store): Likewise.
28527 (init_scc_vn): Remove shared_lookup_vuses initialization.
28528 (free_scc_vn): Remove shared_lookup_vuses freeing.
28529 (sort_vuses, sort_vuses_heap): Remove.
28530 (get_ref_from_reference_ops): Export.
28531 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
28532 vector with single vuse pointer.
28533 (vn_reference_lookup_pieces, vn_reference_lookup,
28534 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
28535 (shared_vuses_from_stmt): Remove.
28536 (get_ref_from_reference_ops): Declare.
28537 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
28538 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
28539 memory-tag related code.
28540 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
28541 (likely_value): Add comment, skip static-chain of call statements.
28542 (surely_varying_stmt_p): Adjust.
28543 (gimplify_and_update_call_from_tree): Likewise.
28544 (execute_fold_all_builtins): Do not rebuild alias info.
28545 (gimplify_and_update_call_from_tree): Properly update VOPs.
28546 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
28547 (copy_ref_info): Remove memory-tag related code.
28548 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
28549 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
28550 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
28552 * tree-ssa-dom.c (gimple_p): Remove typedef.
28553 (eliminate_redundant_computations): Adjust.
28554 (record_equivalences_from_stmt): Likewise.
28555 (avail_expr_hash): Likewise.
28556 (avail_expr_eq): Likewise.
28557 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
28558 (stmt_makes_single_load): Likewise.
28559 (stmt_makes_single_store): Likewise.
28560 * tree-ssa-alias.c: Rewrite completely.
28561 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
28562 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
28563 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
28564 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
28565 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
28566 Remove public functions.
28567 (pass_reset_cc_flags): Remove.
28568 (pass_build_alias): Move ...
28569 * tree-ssa-structalias.c (pass_build_alias): ... here.
28570 * tree-ssa-alias.c (may_be_aliased): Move ...
28571 * tree-flow-inline.h (may_be_aliased): ... here.
28572 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
28573 count_uses_and_derefs): Move ...
28574 * gimple.c: ... here.
28575 * gimple.h (count_uses_and_derefs): Declare.
28576 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
28577 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
28578 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
28579 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
28580 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
28581 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
28582 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
28584 * tree-dfa.c (refs_may_alias_p): Move ...
28585 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
28586 * tree-ssa-alias.h: New file.
28587 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
28588 (statement_sink_location): Likewise.
28589 * opts.c (decode_options): Do not adjust max-aliased-vops or
28590 avg-aliased-vops values.
28591 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
28592 (TV_CALL_CLOBBER): Likewise.
28593 (TV_FLOW_SENSITIVE): Likewise.
28594 (TV_FLOW_INSENSITIVE): Likewise.
28595 (TV_MEMORY_PARTITIONING): Likewise.
28596 (TV_ALIAS_STMT_WALK): New timevar.
28597 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
28598 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
28599 (get_address_description): Remove memory-tag related code.
28600 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
28601 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
28602 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
28603 and immediate uses in statements. Document.
28604 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
28605 (dump_symbols): Remove.
28606 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
28607 * alias.c (get_deref_alias_set): New function split out from ...
28608 (get_alias_set): ... here.
28609 * alias.h (get_deref_alias_set): Declare.
28610 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
28611 type parameter. Remove restrict pointer handling. Create a
28612 ref-all pointer in case type-based alias sets do not conflict.
28613 (vect_analyze_data_refs): Remove SMT related code.
28614 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
28615 (vectorizable_load): Likewise.
28616 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
28617 (DR_SYMBOL_TAG, DR_VOPS): Remove.
28618 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
28619 Ignore vops and SMTs.
28620 (dr_analyze_alias): Likewise..
28621 (free_data_ref): Likewise.
28622 (create_data_ref): Likewise.
28623 (analyze_all_data_dependences): Likewise.
28624 (get_references_in_stmt): Adjust.
28625 * tree-flow-inline.h (gimple_aliases_computed_p,
28626 gimple_addressable_vars, gimple_call_clobbered_vars,
28627 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
28628 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
28629 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
28630 gimple_mem_ref_stats): Remove.
28631 (gimple_vop): New function.
28632 (op_iter_next_use): Remove vuses and mayuses cases.
28633 (op_iter_next_def): Remove vdefs case.
28634 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
28635 (clear_and_done_ssa_iter): Do not set removed fields.
28636 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
28637 Assert we are not iterating over vuses or vdefs if not also
28638 iterating over uses or defs.
28639 (op_iter_init_use): Likewise.
28640 (op_iter_init_def): Likewise.
28641 (op_iter_next_vdef): Remove.
28642 (op_iter_next_mustdef): Likewise.
28643 (op_iter_init_vdef): Likewise.
28644 (compare_ssa_operands_equal): Likewise.
28645 (link_use_stmts_after): Handle vuse operand.
28646 (is_call_used): Use is_call_clobbered.
28647 (is_call_clobbered): Global variables are always call clobbered,
28648 query the call-clobbers bitmap.
28649 (mark_call_clobbered): Ignore global variables.
28650 (clear_call_clobbered): Likewise.
28651 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
28652 virtual operands sanity check.
28653 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
28655 (TARGET_MEM_REF): Remove TMR_TAG operand.
28656 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
28657 Remove call-clobber related code.
28658 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
28659 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
28660 partitions or escape reason.
28661 (get_single_def_stmt, get_single_def_stmt_from_phi,
28662 get_single_def_stmt_with_phi): Remove.
28663 (dump_referenced_vars): Tidy.
28664 (get_ref_base_and_extent): Allow bare decls.
28665 (collect_dfa_stats): Adjust.
28666 * graphite.c (rename_variables_in_stmt): Adjust.
28667 (graphite_copy_stmts_from_block): Likewise.
28668 (translate_clast): Likewise.
28669 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
28671 (translate_vuse_through_block): Use the oracle.
28672 (phi_translate_1): Adjust.
28673 (value_dies_in_block_x): Use the oracle. Cache the outcome
28675 (valid_in_sets): Check if the VUSE for
28676 a REFERENCE is available.
28677 (eliminate): Do not remove stmts during elimination,
28678 instead queue and remove them afterwards.
28679 (do_pre): Do not rebuild alias info.
28680 (pass_pre): Run TODO_rebuild_alias before PRE.
28681 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
28682 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
28683 (mark_all_v_defs_stmt): Remove.
28684 (mark_all_v_defs_seq): Adjust.
28685 (sra_replace): Likewise.
28686 (scalarize_use): Likewise.
28687 (scalarize_copy): Likewise.
28688 (scalarize_init): Likewise.
28689 (scalarize_ldst): Likewise.
28690 (todoflags): Remove.
28691 (tree_sra): Do not rebuild alias info.
28692 (tree_sra_early): Adjust.
28693 (pass_sra): Run TODO_update_address_taken before SRA.
28694 * tree-predcom.c (set_alias_info): Remove.
28695 (prepare_initializers_chain): Do not call it.
28696 (mark_virtual_ops_for_renaming): Adjust.
28697 (mark_virtual_ops_for_renaming_list): Remove.
28698 (initialize_root_vars): Adjust.
28699 (initialize_root_vars_lm): Likewise.
28700 (prepare_initializers_chain): Likewise.
28701 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
28702 (may_propagate_copy_into_stmt): Likewise.
28703 (merge_alias_info): Do nothing for now.
28704 (propagate_tree_value_into_stmt): Adjust.
28705 (stmt_may_generate_copy): Likewise.
28706 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
28707 not mark symbols for renaming.
28708 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
28709 with the same statement, make sure to update the new pointed-to one.
28710 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
28711 call statements, do not mark symbols for renaming.
28712 (mark_operand_necessary): Dump something.
28713 (ref_may_be_aliased): New function.
28714 (mark_aliased_reaching_defs_necessary_1): New helper function.
28715 (mark_aliased_reaching_defs_necessary): Likewise.
28716 (mark_all_reaching_defs_necessary_1): Likewise.
28717 (mark_all_reaching_defs_necessary): Likewise.
28718 (propagate_necessity): Do not process virtual PHIs. For
28719 non-aliased loads mark all reaching definitions as necessary.
28720 For aliased loads and stores mark the immediate dominating
28721 aliased clobbers as necessary.
28722 (visited): New global static.
28723 (perform_tree_ssa_dce): Free visited bitmap after propagating
28725 (remove_dead_phis): Perform simple dead virtual PHI removal.
28726 (remove_dead_stmt): Properly unlink virtual operands when
28728 (eliminate_unnecessary_stmts): Schedule PHI removal after
28730 * tree-ssa-ter.c (is_replaceable_p): Adjust.
28731 (process_replaceable): Likewise.
28732 (find_replaceable_in_bb): Likewise.
28733 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
28734 based on the single gimple vop.
28735 (verify_flow_insensitive_alias_info): Remove.
28736 (verify_flow_sensitive_alias_info): Likewise.
28737 (verify_call_clobbering): Likewise.
28738 (verify_memory_partitions): Likewise.
28739 (verify_alias_info): Likewise.
28740 (verify_ssa): Adjust..
28741 (execute_update_addresses_taken): Export. Update SSA
28742 manually. Optimize only when optimizing. Use a local bitmap.
28743 (pass_update_address_taken): Remove TODO_update_ssa, add
28745 (pass_update_address_taken): Just use TODO_update_address_taken.
28746 (init_tree_ssa): Do not initialize addressable_vars.
28747 (verify_ssa): Verify new VUSE / VDEF properties.
28748 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
28749 Do not call verify_alias_info.
28750 (delete_tree_ssa): Clear the VUSE, VDEF operands.
28751 Do not free the loaded and stored syms bitmaps. Reset the escaped
28752 and callused solutions. Do not free addressable_vars.
28753 Remove memory-tag related code.
28754 (warn_uninitialized_var): Aliases are always available.
28755 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
28756 * lambda-code.c (can_put_in_inner_loop): Adjust.
28757 (can_put_after_inner_loop): Likewise.
28758 (perfect_nestify): Likewise.
28759 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
28760 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
28761 (vectorizable_conversion): Do not mark symbols for renaming.
28762 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
28763 (expand_call_inline): Unlink the calls virtual operands before
28765 (tree_function_versioning): Do not call update_ssa if we are not
28766 updating clones. Simplify.
28767 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
28768 (propagate_with_phi): Likewise..
28769 * tree-outof-ssa.c (create_temp): Remove memory tag and call
28770 clobber code. Assert we are not aliased or global.
28771 * tree-flow.h: Include tree-ssa-alias.h
28772 (enum escape_type): Remove.
28773 (struct mem_sym_stats_d): Likewise.
28774 (struct mem_ref_stats_d): Likewise.
28775 (struct gimple_df): Add vop member. Remove global_var,
28776 call_clobbered_vars, call_used_vars, addressable_vars,
28777 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
28778 escaped and callused members.
28779 (struct ptr_info_def): Remove all members, add points-to solution
28781 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
28782 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
28783 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
28784 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
28785 (tree-ssa-alias.o): Likewise.
28786 (toplev.o): Add tree-ssa-alias.h
28787 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
28788 * gimple.c (gimple_set_bb): Fix off-by-one error.
28789 (is_gimple_reg): Do not handle memory tags.
28790 (gimple_copy): Also copy virtual operands.
28791 Delay updating the statement. Do not reset loaded and stored syms.
28792 (gimple_set_stored_syms): Remove.
28793 (gimple_set_loaded_syms): Likewise.
28794 (gimple_call_copy_skip_args): Copy the virtual operands
28795 and mark the new statement modified.
28796 * tree-ssa-structalias.c (may_alias_p): Remove.
28797 (set_uids_in_ptset): Take the alias set to prune with as
28798 parameter. Fold in the alias test of may_alias_p.
28799 (compute_points_to_sets): Compute whether a ptr is dereferenced
28800 in a local sbitmap.
28801 (process_constraint): Deal with &ANYTHING on the lhs, reject all
28802 other ADDRESSOF constraints on the lhs.
28803 (get_constraint_for_component_ref): Assert that we don't get
28804 ADDRESSOF constraints from the base of the reference.
28805 Properly generate UNKNOWN_OFFSET for DEREF if needed.
28806 (struct variable_info): Remove collapsed_to member.
28807 (get_varinfo_fc): Remove.
28808 (new_var_info): Do not set collapsed_to.
28809 (dump_constraint): Do not follow cycles.
28810 (dump_constraint_graph): Likewise.
28811 (build_pred_graph): Likewise.
28812 (build_succ_graph): Likewise.
28813 (rewrite_constraints): Likewise.
28814 (do_simple_structure_copy): Remove.
28815 (do_rhs_deref_structure_copy): Remove.
28816 (do_lhs_deref_structure_copy): Remove.
28817 (collapse_rest_of_var): Remove.
28818 (do_structure_copy): Re-implement.
28819 (pta_stats): New global variable.
28820 (dump_pta_stats): New function.
28821 (struct constraint_expr): Make offset signed.
28822 (UNKNOWN_OFFSET): Define special value.
28823 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
28824 (solution_set_expand): New helper function split out from ...
28825 (do_sd_constraint): ... here.
28826 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
28827 (do_ds_constraint): Likewise.
28828 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
28829 and CALLUSED = *CALLUSED.
28830 (set_union_with_increment): Make inc argument signed.
28831 (type_safe): Remove.
28832 (get_constraint_for_ptr_offset): Handle unknown and negative
28834 (first_vi_for_offset): Handle offsets before start. Bail
28835 out early for offsets beyond the variable extent.
28836 (first_or_preceding_vi_for_offset): New function.
28837 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
28838 Together with ESCAPED = *ESCAPED this properly computes reachability.
28839 (find_what_var_points_to): New function.
28840 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
28841 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
28842 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
28843 pt_solutions_intersect): New functions.
28844 (compute_call_used_vars): Remove.
28845 (compute_may_aliases): New main entry into PTA computation.
28846 * gimple.h (gimple_p): New typedef.
28847 (struct gimple_statement_base): Remove references_memory_p.
28848 (struct gimple_statement_with_memory_ops_base): Remove
28849 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
28851 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
28852 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
28853 gimple_set_references_memory): Remove.
28854 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
28855 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
28857 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
28858 (verify_expr): Allow RESULT_DECL.
28859 (gimple_duplicate_bb): Do not copy virtual operands.
28860 (gimple_duplicate_sese_region): Adjust.
28861 (gimple_duplicate_sese_tail): Likewise.
28862 (mark_virtual_ops_in_region): Remove.
28863 (move_sese_region_to_fn): Do not call it.
28864 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
28865 and pass_simple_dse.
28866 (execute_function_todo): Handle TODO_update_address_taken,
28867 call execute_update_addresses_taken for TODO_rebuild_alias.
28868 (execute_todo): Adjust.
28869 (execute_one_pass): Init dump files early.
28870 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
28872 (create_general_new_stmt): Clear vops.
28873 * tree-ssa-reassoc.c (get_rank): Adjust.
28874 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
28875 symbols for renaming.
28876 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
28877 (PARAM_AVG_ALIASED_VOPS): Likewise.
28878 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
28879 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
28880 * tree-ssa-operands.c: Simplify for new virtual operand representation.
28881 (operand_build_cmp, copy_virtual_operands,
28882 create_ssa_artificial_load_stmt, add_to_addressable_set,
28883 gimple_add_to_addresses_taken): Remove public functions.
28884 (unlink_stmt_vdef): New function.
28886 2009-04-03 Alan Modra <amodra@bigpond.net.au>
28888 * config.gcc (powerpc-*-linux*): Merge variants.
28890 2009-04-02 Chao-ying Fu <fu@mips.com>
28891 James Grosbach <james.grosbach@microchip.com>
28893 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
28894 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
28896 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
28897 keep_interrupts_masked_p, use_debug_exception_return_p.
28898 (mips_attribute_table): Add interrupt, use_shadow_register_set,
28899 keep_interrupts_masked, use_debug_exception_return.
28900 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
28901 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
28903 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
28904 (mips_print_operand): Process COP0 registers to print $0 .. $31
28905 correctly for GAS to process.
28906 (mips_interrupt_extra_call_saved_reg_p): New function.
28907 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
28909 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
28910 (mips_compute_frame_info): Add supports for interrupt context that
28911 includes doubleword accumulators and COP0 registers.
28912 (mips_for_each_saved_acc): New function.
28913 (mips_for_each_saved_gpr_and_fpr): Change the function name from
28914 mips_for_each_saved_reg.
28915 (mips_save_reg): Save accumulators.
28916 (mips_kernel_reg_p): A new for_each_rtx callback.
28917 (mips_expand_prologue): Support interrupt handlers.
28918 (mips_restore_reg): Restore accumulators.
28919 (mips_expand_epilogue): Support interrupt handlers.
28920 (mips_can_use_return_insn): Return false for interrupt handlers.
28921 (mips_epilogue_uses): New function.
28922 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
28923 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
28924 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
28925 cop0_move): New instructions.
28926 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
28927 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
28929 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
28931 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
28932 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
28933 interrupt handlers, we use K0 as the temporary register.
28934 (EPILOGUE_USES): Change to a function call.
28935 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
28936 handlers, we use K0 as the temporary register.
28938 * doc/extend.texi (Function Attributes): Document interrupt,
28939 use_shadow_register_set, keep_interrupts_masked,
28940 use_debug_exception_return for MIPS attributes.
28942 2009-04-03 Alan Modra <amodra@bigpond.net.au>
28944 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
28945 Remove a number of t-files from tmake_file.
28946 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
28947 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
28948 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
28949 target_prototype, not TARGET_PROTOTYPE.
28950 (LINK_OS_GNU_SPEC): Define.
28951 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
28952 and darwin-ldoubdle.c.
28954 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
28957 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
28958 (cpp_options): Ditto.
28959 (default_compilers): Ditto.
28960 (display_help): Ditto.
28961 (process_command): Ditto.
28962 (do_spec_1): Ditto.
28963 (set_input): Use lbasename instead of duplicate code.
28964 (save_temps_prefix): New static for -save-temps=obj.
28965 (save_temps_length): Ditto.
28967 * doc/invoke.texi (-save-temps=obj): Document new variant to
28968 -save-temps switch.
28970 2009-04-02 Jeff Law <law@redhat.com>
28972 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
28975 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
28977 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
28978 * configure: Regenerated.
28980 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
28982 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
28983 share the argument list.
28985 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
28989 2009-02-12 Diego Novillo <dnovillo@google.com>
28991 * varpool.c (debug_varpool): New.
28992 * cgraph.h (debug_varpool): Declare.
28994 2009-04-02 Jan Hubicka <jh@suse.cz>
28996 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
28999 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
29001 * config/i386/i386.c (ix86_abi): Move initialization to ...
29002 (override_options): Here.
29004 2009-04-02 Christian Bruel <christian.bruel@st.com>
29006 * config/sh/sh.c (sh_dwarf_register_span): New function.
29007 (TARGET_DWARF_REGISTER_SPAN): Define.
29008 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
29010 2009-04-02 Ira Rosen <irar@il.ibm.com>
29012 PR tree-optimization/39595
29013 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
29014 interleaved loads group is not greater than the SLP group size.
29016 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
29018 * builtins.c (is_builtin_name): New.
29019 (called_as_built_in): Use is_builtin_name.
29020 * tree.h (is_builtin_name): New.
29021 * varasm.c (incorporeal_function_p): Use is_builtin_name
29023 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
29025 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
29027 2009-04-02 Dodji Seketeli <dodji@redhat.com>
29030 * c-decl.c (clone_underlying_type): Move this ...
29031 * c-common.c (set_underlying_type): ... here.
29032 Also, make sure the function properly sets TYPE_STUB_DECL() on
29033 the newly created typedef variant type.
29034 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
29035 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
29038 2009-04-02 Richard Guenther <rguenther@suse.de>
29040 PR tree-optimization/37221
29041 * tree-flow.h (degenerate_phi_result): Declare.
29042 * tree-ssa-dom.c (degenerate_phi_result): Export.
29043 * tree-scalar-evolution.c (analyze_initial_condition): If
29044 the initial condition is defined by a degenerate PHI node
29045 use the degenerate value.
29047 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
29049 PR rtl-optimization/39588
29050 * combine.c (merge_outer_ops): Do not set the constant when this
29052 (simplify_shift_const_1): Do not modify it either in this case.
29054 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
29056 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
29057 tuning is deprecated if -mtune value is set to an Itanium1 variant.
29059 2009-04-01 Janis Johnson <janis187@us.ibm.com>
29062 * c-lex.c (interpret_float): Default (no suffix) is double.
29064 2009-04-1 Xinliang David Li <davidxl@google.com>
29066 * config/i386/i386.c (legitimate_constant_p): Recognize
29067 all one vector constant.
29069 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
29071 * config/vax/vax.c: Add #includes to silence warnings.
29072 Change #include order to silence two warnings.
29074 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
29076 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
29077 (ASM_SPEC): Pass -k to the assembler for PIC code.
29079 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
29081 * config.gcc: Add vax-*-linux* to the switch.
29082 * config/vax/linux.h: New file. (TARGET_VERSION,
29083 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
29085 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
29087 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
29088 Use predicate macros instead of GET_CODE() == foo.
29089 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
29090 ashlsi3, rotrsi3, <unnamed>): Likewise.
29092 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
29094 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
29095 jbbccihi, jbbccisi): Remova trailing whitespace.
29096 * config/vax/constraints.md: Likewise.
29097 * config/vax/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
29098 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
29099 * config/vax/predicates.md: Likewise.
29100 * config/vax/vax.c (print_operand_address, vax_output_int_move,
29101 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
29102 * config/vax/vax.h: Likewise.
29103 * config/vax/vax.md (nonlocal_goto): Likewise.
29105 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
29107 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
29108 (indirectable_address_p, adjacent_operands_p): Add spaces around
29110 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
29112 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
29114 * config/vax/vax.c (legitimate_constant_address_p,
29115 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
29116 index_term_p, reg_plus_index_p, legitimate_address_p,
29117 vax_mode_dependent_address_p): Update comments to match functions
29118 modified by the recent int->bool conversion.
29120 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
29122 * config/vax/builtins.md: Update copyright message.
29123 * config/vax/constraints.md: Likewise.
29124 * config/vax/netbsd-elf.h: Likewise.
29125 * config/vax/predicates.md: Likewise.
29126 * config/vax/vax-protos.h: Likewise.
29127 * config/vax/vax.c: Likewise.
29128 * config/vax/vax.h: Likewise.
29129 * config/vax/vax.md: Likewise.
29130 * config/vax/vax.opt: Likewise.
29132 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
29134 * config/vax/builtins.md (ffssi2, ffssi2_internal,
29135 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
29136 * config/vax/constraints.md (B, R): Likewise.
29137 * config/vax/predicates.md (external_memory_operand,
29138 nonimmediate_addsub_di_operand): Likewise.
29139 * config/vax/vax.c (vax_output_int_add): Likewise.
29140 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
29141 untyped_call): Likewise.
29143 2009-04-01 Matt Thomas <matt@3am-software.com>
29145 * config/vax/predicates.md: New file.
29146 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
29147 external_const_operand, nonsymbolic_operand, external_memory_operand,
29148 indirect_memory_operand, indexed_memory_operand,
29149 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
29150 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
29152 * config/vax/constraints.md: New file.
29153 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
29155 * config/vax/builtins.md: New file.
29156 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
29157 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
29159 * config/vax/vax.opt (mqmath): Add option.
29160 * config/vax/vax.md (isfx): Extend with DI.
29161 (VAXintQH, VAXintQHSD): Define.
29162 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
29163 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
29164 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
29165 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
29166 (movdi): Update constraints and use vax_output_int_move().
29167 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
29168 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
29169 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
29170 nonlocal_goto): New.
29171 (mov<mode>): Extend accepted operand types.
29172 (subdi3_old): Rename from subdi3, change update constraints and use
29173 a new implementation.
29174 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
29175 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
29176 MOVE_RATIO, CLEAR_RATIO): Define.
29177 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
29178 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
29179 (PRINT_OPERAND): Redefine using a function instead of inlined code.
29180 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
29181 (split_quadword_operands): Make static and really allow variable
29183 (print_operand_address): Update for PIC generation.
29184 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
29185 indexable_address_p, fixup_mathdi_operand,
29186 vax_expand_addsub_di_operands, adjacent_operands_p): New.
29187 (vax_float_literal, legitimate_constant_p,
29188 indirectable_constant_address_p, index_term_p,
29189 reg_plus_index_p): Return bool instead of int.
29190 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
29192 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
29194 (vax_output_conditional_branch): Indent.
29195 (legitimate_constant_address_p, indirectable_constant_address_p,
29196 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
29197 vax_mode_dependent_address_p): Return bool instead of int, update for
29199 * config/vax/vax-protos.h (legitimate_constant_address_p,
29200 legitimate_constant_p, legitimate_address_p,
29201 vax_mode_dependent_address_p): Change declaration to bool.
29202 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
29203 vax_expand_addsub_di_operands, vax_output_int_subtract,
29204 vax_output_movmemsi): Declare.
29205 (split_quadword_operands, vax_float_literal): Delete declaration.
29206 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
29207 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
29208 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
29209 ASM_OUTPUT_DWARF_PCREL): Define.
29210 (ASM_SPEC): Change definition to allow PIC generation.
29212 2009-04-01 Steve Ellcey <sje@cup.hp.com>
29214 * doc/sourcebuild.texi: Update front-end requirements.
29216 2009-04-01 Jakub Jelinek <jakub@redhat.com>
29219 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
29220 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
29221 (booldi3_internal3): Use boolean_or_operator instead of
29224 2009-04-01 Joseph Myers <joseph@codesourcery.com>
29227 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
29228 declarator whose size is not an integer constant expression but
29229 folds to an integer constant, then treat it as a constant
29232 2009-04-01 Richard Guenther <rguenther@suse.de>
29234 * fold-const.c (fold_plusminus_mult_expr): Do not fold
29235 i * 4 + 2 to (i * 2 + 1) * 2.
29237 2009-04-01 Jakub Jelinek <jakub@redhat.com>
29240 * c-parser.c (c_parser_asm_statement): Skip until close paren and
29241 return if c_parser_asm_string_literal returned NULL.
29243 2009-04-01 Nick Clifton <nickc@redhat.com>
29245 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
29247 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
29248 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
29249 other typedefs to avoid conflicts with libgcc2.c. Define labels
29250 to gain 16-bit bit-manipulation functions from libgcc2.c and then
29252 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
29253 to gain 16-bit trapping arithmetic functions from libgcc2.c and
29256 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
29258 * varasm.c (default_function_rodata_section): Declare DOT as
29261 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
29262 Andrey Galkin <agalkin@hypercom.com>
29265 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
29266 Make object_name unique for each process.
29268 2009-04-01 Jakub Jelinek <jakub@redhat.com>
29271 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
29272 addressable variables in the parallel that could go out of scope while
29273 running queued tasks.
29275 2009-04-01 Anatoly Sokolov <aesok@post.ru>
29277 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
29278 (CASE_VALUES_THRESHOLD): Redefine.
29279 * config/avr/avr.c (avr_override_options): Remove initialization of
29280 avr_case_values_threshold variable.
29281 (avr_case_values_threshold): Remove variable. Add new function.
29282 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
29283 * config/avr/avr.opt (mno-tablejump): Remove option.
29284 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
29286 2009-04-01 DJ Delorie <dj@redhat.com>
29288 * varasm.c (default_function_rodata_section): Don't assume
29289 anything about where the first '.' in the section name is.
29291 2009-04-01 Alan Modra <amodra@bigpond.net.au>
29293 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
29294 rs6000_emit_stack_tie.
29296 2009-03-31 Ian Lance Taylor <iant@google.com>
29298 * tree-eh.c (tree_remove_unreachable_handlers): Compare
29299 gimple_code with GIMPLE_RESX, not RESX.
29301 2009-03-31 Joseph Myers <joseph@codesourcery.com>
29303 * c-common.c (c_get_ident): New.
29304 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
29306 2009-04-01 Ben Elliston <bje@au.ibm.com>
29308 * config/rs6000/sysv4.opt (msdata): Improve option description.
29310 2009-03-31 Steve Ellcey <sje@cup.hp.com>
29312 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
29313 (divdf3_internal_lat): Remove.
29314 (divxf3_internal_lat): Remove.
29315 (divxf3_internal_thr): Remove.
29316 (divxf): Use divxf3_internal.
29317 * config/ia64/div.md (divsf3_internal_lat): New.
29318 (divdf3_internal_lat): New.
29319 (divxf3_internal): New.
29321 2009-03-31 Joseph Myers <joseph@codesourcery.com>
29324 * Makefile.in (USE_GCC_STDINT): Define.
29325 (stmp-int-hdrs): Install stdint.h if applicable.
29326 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
29328 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
29329 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
29330 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
29331 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
29332 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
29333 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
29334 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
29335 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
29336 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
29337 (c_common_nodes_and_builtins): Initialize
29338 underlying_wchar_type_node. Do not initialize
29339 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
29340 nodes for new types.
29341 (c_stddef_cpp_builtins): Define macros for new types.
29342 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
29344 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
29345 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
29346 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
29347 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
29348 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
29349 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
29350 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
29351 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
29352 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
29353 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
29354 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
29355 int16_type_node, int32_type_node, int64_type_node,
29356 uint8_type_node, uint16_type_node, c_uint32_type_node,
29357 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
29358 int_least32_type_node, int_least64_type_node,
29359 uint_least8_type_node, uint_least16_type_node,
29360 uint_least32_type_node, uint_least64_type_node,
29361 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
29362 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
29363 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
29364 uintptr_type_node): Define.
29365 * c-cppbuiltin.c (builtin_define_constants,
29366 builtin_define_type_minmax): New.
29367 (builtin_define_stdint_macros): Define more macros.
29368 (c_cpp_builtins): Define more limit macros.
29369 (type_suffix): New.
29370 (builtin_define_type_max): Define in terms of
29371 builtin_define_type_minmax. Remove is_long parameter. All
29373 * config.gcc (use_gcc_stdint): Define.
29374 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
29375 Add newlib-stdint.h for generic targets.
29376 * config/glibc-stdint.h, config/newlib-stdint.h,
29377 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
29378 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
29379 * config/score/score.h (UINTPTR_TYPE): Define.
29380 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
29381 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
29382 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
29383 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
29384 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
29385 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
29386 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
29387 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
29388 * config/spu/spu.h (STDINT_LONG32): Define.
29389 * configure.ac (use_gcc_stdint): Substitute.
29390 * configure: Regenerate.
29391 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
29392 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
29393 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
29394 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
29395 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
29396 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
29397 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
29398 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
29399 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
29400 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
29401 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
29402 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
29403 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
29404 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
29405 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
29406 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
29407 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
29408 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
29409 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
29410 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
29411 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
29412 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
29413 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
29414 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): Document.
29421 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
29423 * loop-iv.c (suitable_set_for_replacement): Renamed from
29424 simplify_using_assignment; changed to return bool and to accept new
29425 args DEST and SRC. Return true iff we find a source/destination pair
29426 that can be used to make a replacement, and fill SRC and DEST if so.
29427 Remove arg ALTERED. Don't deal with altered regs here. All callers
29429 (simplify_using_initial_values): Deal with altered regs here and track
29430 more precisely the effect they have on the validity of our expression.
29432 * loop-iv.c (simplify_using_condition): A condition of the form
29433 (EQ REG CONST) can be used to simply make a substitution.
29434 (simplify_using_initial_values): Keep track of conditions we have seen
29435 and keep using them to simplify new expressions, while applying the
29436 same substitutions to them as to the expression.
29438 * simplify-rtx.c (simplify_relational_operation_1): Simplify
29439 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
29442 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
29443 changed. Use this when trying to improve the upper bound.
29444 Generate the comparison by using simplify_gen_relational.
29446 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
29448 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
29450 (simplify_using_assignment, simplify_using_initial_values): Call
29451 replace_in_expr to make replacements. Call replace_single_def_regs
29452 once on the initial version of the expression.
29454 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
29457 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
29459 2009-03-31 Richard Guenther <rguenther@suse.de>
29461 PR middle-end/31029
29462 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
29463 equality comparisons. Fold C - X CMP X if C % 2 == 1.
29465 2009-03-31 Richard Guenther <rguenther@suse.de>
29467 * tree.h (div_if_zero_remainder): Declare.
29468 * fold-const.c (div_if_zero_remainder): Export.
29469 * tree-ssa-forwprop.c
29470 (forward_propagate_addr_into_variable_array_index): Handle
29471 constant array index addition outside of the variable index.
29473 2009-03-31 Joseph Myers <joseph@codesourcery.com>
29476 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
29477 define_splits, floatunssi<mode>2): Require x87 conversions from
29478 DImode to be permitted.
29480 2009-03-31 Joseph Myers <joseph@codesourcery.com>
29482 PR preprocessor/15638
29483 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
29485 2009-03-31 Richard Guenther <rguenther@suse.de>
29487 PR middle-end/23401
29488 PR middle-end/27810
29489 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
29490 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
29491 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
29492 a separate statement.
29493 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
29494 (lookup_tmp_var): Likewise.
29495 (is_gimple_formal_tmp_or_call_rhs): Remove.
29496 (is_gimple_reg_or_call_rhs): Rename to ...
29497 (is_gimple_reg_rhs_or_call): ... this.
29498 (is_gimple_mem_or_call_rhs): Rename to ...
29499 (is_gimple_mem_rhs_or_call): ... this.
29500 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
29501 DECL_GIMPLE_REG_P only if is_formal is true.
29502 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
29503 for non-proper post-modify expression gimplification.
29504 (gimplify_self_mod_expr): For post-modify expressions gimplify
29505 the lvalue to a minimal lvalue.
29506 (rhs_predicate_for): Remove formal temp case.
29507 (gimplify_modify_expr_rhs): Likewise.
29508 (gimplify_addr_expr): Use is_gimple_reg.
29509 (gimplify_expr): Remove formal temp cases.
29510 (gimple_regimplify_operands): Likewise.
29511 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
29512 and FILTER_EXPR like constants.
29513 * gimple.c (walk_gimple_op): Fix val_only initialization, use
29515 (is_gimple_formal_tmp_rhs): Remove.
29516 (is_gimple_reg_rhs): Remove special casing.
29517 (is_gimple_mem_rhs): Fix.
29518 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
29519 (is_gimple_formal_tmp_var): Remove.
29520 (is_gimple_formal_tmp_reg): Likewise.
29521 (is_gimple_min_lval): Allow invariant component ref parts.
29522 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
29523 is_gimple_formal_tmp_reg): Remove declarations.
29524 * tree-cfg.c (verify_expr): Verify that variables with address
29525 taken do not have DECL_GIMPLE_REG_P set.
29526 * tree-mudflap.c (mf_build_check_statement_for): Use
29527 force_gimple_operand instead of gimplify_expr.
29529 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
29531 * modulo-sched.c (sms_schedule_by_order): Pass the actual
29532 schedulable rows to compute_split_row.
29534 2009-03-31 Ben Elliston <bje@au.ibm.com>
29537 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
29540 2009-03-31 Alan Modra <amodra@bigpond.net.au>
29542 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
29543 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
29544 * configure: Regenerate.
29545 * config.in: Regenerate.
29546 * config/rs6000/rs6000.opt (mtls-markers): Add.
29547 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
29548 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
29549 (tls_ld_aix, tls_ld_sysv): Likewise.
29550 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
29551 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
29553 2009-03-31 Alan Modra <amodra@bigpond.net.au>
29555 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
29557 2009-03-30 Jan Hubicka <jh@suse.cz>
29559 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
29561 (tree_remove_unreachable_handlers): Cleanup EH predecestor
29562 detection and label handling.
29564 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
29566 * ira-int.h (ira_allocno): Rename left_conflicts_num to
29567 left_conflicts_size.
29568 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
29569 ALLOCNO_LEFT_CONFLICTS_SIZE.
29571 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
29572 remove_allocno_from_bucket_and_push,
29573 allocno_spill_priority_compare, push_allocnos_to_stack,
29574 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
29575 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
29576 (setup_allocno_left_conflicts_num): Ditto. Rename to
29577 setup_allocno_left_conflicts_size.
29578 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
29579 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
29580 setup_allocno_left_conflicts_size instead of
29581 setup_allocno_left_conflicts_num.
29583 * ira-build.c (ira_create_allocno): Use
29584 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
29585 ALLOCNO_LEFT_CONFLICTS_NUM.
29587 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
29589 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
29590 instead of DF_LR_OUT.
29592 * ira-lives.c (process_bb_node_lives): Ditto.
29594 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
29595 instead of DF_LR_{OUT,IN}.
29597 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
29599 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
29601 2009-03-30 Jan Hubicka <jh@suse.cz>
29603 * except.c (label_to_region_map): Fix thinko.
29605 2009-03-30 Steve Ellcey <sje@cup.hp.com>
29607 PR middle-end/38237
29608 * tree.h (tree_find_value): New declaration.
29609 * tree.c (tree_find_value): New function.
29610 * varasm.c (assemble_external): Avoid duplicate entries on lists.
29612 2009-03-30 Jakub Jelinek <jakub@redhat.com>
29615 * c-decl.c (struct c_binding): Add locus field.
29616 (bind): Add locus argument, set locus field from it.
29617 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
29618 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
29619 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
29620 implicitly_declare, undeclared_variable, lookup_label,
29621 declare_label, c_make_fname_decl, c_builtin_function,
29622 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
29625 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
29628 * config/i386/i386.c (classify_argument): Check total size of
29631 2009-03-30 Martin Jambor <mjambor@suse.cz>
29633 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
29634 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
29635 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
29638 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
29639 seen_variable_array_ref while also traversing a union.
29641 * tree-inline.c (optimize_inline_calls): Do not call
29642 cgraph_node_remove_callees.
29643 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
29644 (pass_remove_cgraph_callee_edges): New variable.
29645 * passes.c (init_optimization_passes): Add
29646 pass_remove_cgraph_callee_edges after early inlining and before all
29647 late intraprocedural passes.
29649 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
29651 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
29653 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
29654 Fix typos in names.
29656 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
29658 * combine.c (simplify_comparison): Use have_insn_for.
29659 * dojump.c (do_jump): Likewise.
29661 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
29663 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
29664 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
29665 sparc_compare_op0 like sparc_compare_emitted used to be handled.
29666 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
29667 instead of sparc_compare_emitted.
29668 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
29669 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
29670 instead of sparc_compare_emitted.
29672 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
29674 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
29675 enter/exit cfglayout mode.
29676 (pass_partition_block): Require it.
29677 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
29678 (combine_instructions): Track basic blocks instead of labels.
29679 (update_cfg_for_uncondjump): New.
29680 (try_combine): Use it. Update jumps after rescanning.
29681 (pass_combine): Require PROP_cfglayout.
29682 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
29684 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
29686 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
29687 Provide/destroy PROP_cfglayout respectively.
29688 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
29689 * tree-pass.h (PROP_cfglayout): New.
29691 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
29693 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
29694 fold_convert_const_fixed_from_fixed,
29695 fold_convert_const_fixed_from_int,
29696 fold_convert_const_fixed_from_real, fold_negate_const): Do not
29697 set TREE_CONSTANT_OVERFLOW.
29698 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
29699 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
29701 2009-03-30 Ira Rosen <irar@il.ibm.com>
29703 * tree-vect-loop-manip.c: New file.
29704 * tree-vectorizer.c: Update documentation and included files.
29705 (vect_loop_location): Make extern.
29706 (rename_use_op): Move to tree-vect-loop-manip.c
29707 (rename_variables_in_bb, rename_variables_in_loop,
29708 slpeel_update_phis_for_duplicate_loop,
29709 slpeel_update_phi_nodes_for_guard1,
29710 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
29711 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
29712 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
29713 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
29714 find_loop_location): Likewise.
29715 (new_stmt_vec_info): Move to tree-vect-stmts.c.
29716 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
29717 get_vectype_for_scalar_type, vect_is_simple_use,
29718 supportable_widening_operation, supportable_narrowing_operation):
29720 (bb_in_loop_p): Move to tree-vect-loop.c.
29721 (new_loop_vec_info, destroy_loop_vec_info,
29722 reduction_code_for_scalar_code, report_vect_op,
29723 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
29724 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
29725 (vect_supportable_dr_alignment): Likewise.
29726 * tree-vectorizer.h (tree-data-ref.h): Include.
29727 (vect_loop_location): Declare.
29728 Reorganize function declarations according to the new file structure.
29729 * tree-vect-loop.c: New file.
29730 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
29731 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
29732 * tree-vect-data-refs.c: New file.
29733 * tree-vect-patterns.c (timevar.h): Don't include.
29734 * tree-vect-stmts.c: New file.
29735 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
29736 tree-vect-slp.c, tree-vect-loop.c.
29737 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
29738 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
29739 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
29740 (tree-vect-analyze.o): Remove.
29741 (tree-vect-transform.o): Likewise.
29742 (tree-vect-data-refs.o): Add rule.
29743 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
29744 tree-vect-slp.o): Likewise.
29745 (tree-vect-patterns.o): Remove redundant dependencies.
29746 (tree-vectorizer.o): Likewise.
29747 * tree-vect-slp.c: New file.
29749 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29751 * optc-gen.awk: Warn if an option flag has multiple different
29754 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
29756 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
29757 -floop-block): Document dependences on PPL, CLooG and Graphite.
29759 2009-03-30 Joseph Myers <joseph@codesourcery.com>
29761 PR rtl-optimization/323
29762 * c-common.c (c_fully_fold, convert_and_check,
29763 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
29764 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
29765 * c-common.def (EXCESS_PRECISION_EXPR): New.
29766 * c-cppbuiltin.c (builtin_define_float_constants): Define
29767 constants with enough digits for long double.
29768 * c-lex.c (interpret_float): Interpret constant with excess
29769 precision where appropriate.
29770 * c-opts.c (c_common_post_options): Set
29771 flag_excess_precision_cmdline. Give an error for
29772 -fexcess-precision=standard for C++ for processors where the
29773 option is significant.
29774 * c-parser.c (c_parser_conditional_expression): Handle excess
29775 precision in condition.
29776 * c-typeck.c (convert_arguments): Handle arguments with excess
29778 (build_unary_op): Move excess precision outside operation.
29779 (build_conditional_expr): Likewise.
29780 (build_compound_expr): Likewise.
29781 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
29782 (build_modify_expr): Handle excess precision in RHS.
29783 (convert_for_assignment): Handle excess precision in converted
29785 (digest_init, output_init_element, process_init_element): Handle
29786 excess precision in initializer.
29787 (c_finish_return): Handle excess precision in return value.
29788 (build_binary_op): Handle excess precision in operands and add
29789 excess precision as needed for operation.
29790 * common.opt (-fexcess-precision=): New option.
29791 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
29792 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
29793 For standard excess precision, output explicit conversion to and
29794 truncation from XFmode.
29795 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
29796 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
29797 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
29798 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
29799 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
29800 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
29801 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
29802 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
29803 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
29804 define_splits, sqrt<mode>2): Disable where appropriate for
29805 standard excess precision.
29806 * convert.c (convert_to_real): Do not shorten arithmetic to type
29807 for which excess precision would be used.
29808 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
29809 * doc/invoke.texi (-fexcess-precision=): Document option.
29810 (-mfpmath=): Correct index entry.
29811 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
29812 flag_excess_precision): New.
29813 * langhooks.c (lhd_post_options): Set
29814 flag_excess_precision_cmdline.
29815 * opts.c (common_handle_option): Handle -fexcess-precision=.
29816 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
29817 init_excess_precision): New.
29818 (lang_dependent_init_target): Call init_excess_precision.
29819 * tree.c (excess_precision_type): New.
29820 * tree.h (excess_precision_type): Declare.
29822 2009-03-30 Joseph Myers <joseph@codesourcery.com>
29825 * c-typeck.c (build_component_ref): Do not copy qualifiers from
29826 non-lvalue to component.
29828 2009-03-29 Joseph Myers <joseph@codesourcery.com>
29830 PR preprocessor/34695
29831 * Makefile.in (c-opts.o): Depend on c-tree.h.
29832 * c-common.c: Move down include of diagnostic.h.
29833 (done_lexing, c_cpp_error): New.
29834 * c-common.h (done_lexing): Declare.
29835 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
29837 * c-opts.c: Include c-tree.h.
29838 (c_common_init_options): Set preprocessor error callback.
29839 (c_common_handle_option): Do not set preprocessor
29840 inhibit_warnings, warnings_are_errors, warn_system_headers,
29841 pedantic_errors or inhibit_warnings flags.
29842 (c_common_post_options): Do not check cpp_errors (parse_in).
29843 (c_common_finish): Do not output dependencies if there were
29844 errors. Do not check return value of cpp_finish.
29845 * c-ppoutput.c (pp_file_change): Set input_location.
29846 * c-tree.h (c_cpp_error): Declare.
29847 * diagnostic.c (diagnostic_set_info_translated): Also initialize
29849 (diagnostic_build_prefix): Check override_column.
29850 * diagnostic.h (diagnostic_info): Add override_column field.
29851 (diagnostic_override_column): Define.
29853 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
29855 * c-common.c (c_expand_expr, c_staticp): Remove.
29856 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
29857 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
29858 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
29859 * c-gimplify.c (gimplify_compound_literal_expr,
29860 optimize_compound_literals_in_ctor): Remove.
29861 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
29862 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
29863 * c-semantics.c (emit_local_var): Remove.
29865 * langhooks-def.h (lhd_expand_expr): Remove.
29866 * langhooks.c (lhd_expand_expr): Remove.
29867 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
29869 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
29870 handling from c-semantics.c; don't call into langhook.
29871 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
29872 * gimplify.c (gimplify_compound_literal_expr,
29873 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
29874 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
29875 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
29876 as was done in c-gimplify.c.
29877 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
29878 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
29879 Move from c-common.h.
29880 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
29882 * tree.c (staticp): Do not call langhook.
29883 * langhooks.c (lhd_staticp): Delete.
29884 * langhooks-def.h (lhd_staticp): Delete prototype.
29885 (LANG_HOOKS_STATICP): Delete.
29886 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
29888 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
29889 instead of DECL_STMTs.
29891 2009-03-29 Joseph Myers <joseph@codesourcery.com>
29899 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
29901 (fold_call_expr): Return a NOP_EXPR from folding rather than the
29902 contained expression.
29903 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
29904 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
29905 conditional expressions for C.
29906 (decl_constant_value_for_optimization): Move from
29907 decl_constant_value_for_broken_optimization in c-typeck.c. Check
29908 whether optimizing and that the expression is a VAR_DECL not of
29909 array type instead of doing such checks in the caller. Do not
29910 check pedantic. Call gcc_unreachable for C++.
29911 * c-common.def (C_MAYBE_CONST_EXPR): New.
29912 * c-common.h (c_fully_fold, c_save_expr,
29913 decl_constant_value_for_optimization): New prototypes.
29914 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
29915 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
29916 EXPR_INT_CONST_OPERANDS): Define.
29917 * c-convert.c (convert): Strip nops from expression.
29918 * c-decl.c (groktypename): Take extra parameters expr and
29919 expr_const_operands. Update call to grokdeclarator.
29920 (start_decl): Update call to grokdeclarator. Add statement for
29921 expressions used in type of decl.
29922 (grokparm): Update call to grokdeclarator.
29923 (push_parm_decl): Update call to grokdeclarator.
29924 (build_compound_literal): Add parameter non_const and build a
29925 C_MAYBE_COSNT_EXPR if applicable.
29926 (grokdeclarator): Take extra parameters expr and
29927 expr_const_operands. Track expressions used in declaration
29928 specifiers and declarators. Fold array sizes and track whether
29929 they are constant expressions and whether they are integer
29930 constant expressions.
29931 (parser_xref_tag): Set expr and expr_const_operands fields in
29933 (grokfield): Update call to grokdeclarator.
29934 (start_function): Update call to grokdeclarator.
29935 (build_null_declspecs): Set expr and expr_const_operands fields in
29937 (declspecs_add_type): Handle expressions in typeof specifiers.
29938 * c-parser.c (c_parser_declspecs): Set expr and
29939 expr_const_operands fields for declaration specifiers.
29940 (c_parser_enum_specifier): Likewise.
29941 (c_parser_struct_or_union_specifier): Likewise.
29942 (c_parser_typeof_specifier): Likewise. Update call to
29943 groktypename. Fold expression as needed. Return expressions with
29944 type instead of adding statements.
29945 (c_parser_attributes): Update calls to c_parser_expr_list.
29946 (c_parser_statement_after_labels): Fold expression before passing
29947 to objc_build_throw_stmt.
29948 (c_parser_condition): Fold expression.
29949 (c_parser_asm_operands): Fold expression.
29950 (c_parser_conditional_expression): Use c_save_expr. Update call
29951 to build_conditional_expr.
29952 (c_parser_alignof_expression): Update call to groktypename.
29953 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
29954 original_code. Fold expression argument of va_arg. Create
29955 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
29956 argument to va_arg. Update calls to groktypename. Fold array
29957 index for offsetof. Verify that first argument to
29958 __builtin_choose_expr has integer type.
29959 (c_parser_postfix_expression_after_paren_type): Update calls to
29960 groktypename and build_compound_literal. Handle expressions with
29961 side effects in type name.
29962 (c_parser_postfix_expression_after_primary): Update call to
29963 c_parser_expr_list. Set original_code for calls to
29964 __builtin_constant_p.
29965 (c_parser_expr_list): Take extra parameter fold_p. Fold
29966 expressions if requested.
29967 (c_parser_objc_type_name): Update call to groktypename.
29968 (c_parser_objc_synchronized_statement): Fold expression.
29969 (c_parser_objc_receiver): Fold expression.
29970 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
29971 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
29972 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
29973 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
29974 (struct c_typespec): Add elements expr and expr_const_operands.
29975 (struct c_declspecs): Add elements expr and expr_const_operands.
29976 (groktypename, build_conditional_expr, build_compound_literal):
29978 (in_late_binary_op): Declare.
29979 * c-typeck.c (note_integer_operands): New function.
29980 (in_late_binary_op): New variable.
29981 (decl_constant_value_for_broken_optimization): Move to c-common.c
29982 and rename to decl_constant_value_for_optimization.
29983 (default_function_array_conversion): Do not strip nops.
29984 (default_conversion): Do not call
29985 decl_constant_value_for_broken_optimization.
29986 (build_array_ref): Do not fold result.
29987 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
29988 result when operand is a VLA.
29989 (c_expr_sizeof_type): Update call to groktypename. Handle
29990 expressions included in type name. Use C_MAYBE_CONST_EXPR for
29991 result when operand names a VLA type.
29992 (build_function_call): Update call to build_compound_literal.
29993 Only fold result for calls to __builtin_* functions. Strip
29994 NOP_EXPR from INTEGER_CST returned from such functions. Fold
29995 the function designator.
29996 (convert_arguments): Fold arguments. Update call to
29997 convert_for_assignment.
29998 (build_unary_op): Handle increment and decrement of
29999 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
30000 decrement earlier. Fold operand of increment and decrement.
30001 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
30002 built for integer operand. Wrap returns that are INTEGER_CSTs
30003 without being integer constant expressions or that have integer
30004 constant operands without being INTEGER_CSTs.
30005 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
30006 (build_conditional_expr): Add operand ifexp_bcp. Track whether
30007 result is an integer constant expression or can be used in
30008 unevaluated parts of one and avoid folding and wrap as
30009 appropriate. Fold operands before possibly doing -Wsign-compare
30011 (build_compound_expr): Wrap result for C99 if operands can be used
30012 in integer constant expressions.
30013 (build_c_cast): Update call to digest_init. Do not ignore
30014 overflow from casting floating-point constants to integers. Wrap
30015 results that could be confused with integer constant expressions,
30016 null pointer constants or floating-point constants.
30017 (c_cast_expr): Update call to groktypename. Handle expressions
30018 included in type name.
30019 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
30020 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
30021 Update calls to convert_for_assignment.
30022 (convert_for_assignment): Take new parameter
30023 null_pointer_constant. Do not strip nops or call
30024 decl_constant_value_for_broken_optimization. Set
30025 in_late_binary_op for conversions to boolean.
30026 (store_init_value): Update call to digest_init.
30027 (digest_init): Take new parameter null_pointer_constant. Do not
30028 call decl_constant_value_for_broken_optimization. pedwarn for
30029 initializers not constant expressions. Update calls to
30030 convert_for_assignment.
30031 (constructor_nonconst): New.
30032 (struct constructor_stack): Add nonconst element.
30033 (really_start_incremental_init, push_init_level, pop_init_level):
30034 Handle constructor_nonconst and nonconst element.
30035 (set_init_index): Call constant_expression_warning for array
30037 (output_init_element): Fold value. Set constructor_nonconst as
30038 applicable. pedwarn for initializers not constant expressions.
30039 Update call to digest_init. Call constant_expression_warning
30040 where constant initializers are required.
30041 (process_init_element): Use c_save_expr.
30042 (c_finish_goto_ptr): Fold expression.
30043 (c_finish_return): Fold return value. Update call to
30044 convert_for_assignment.
30045 (c_start_case): Fold switch expression.
30046 (c_process_expr_stmt): Fold expression.
30047 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
30048 ensure statement expression is not evaluated in constant expression.
30049 (build_binary_op): Track whether results are integer constant
30050 expressions or may occur in such, disable folding and wrap results
30051 as applicable. Fold operands for -Wsign-compare warnings unless
30053 (c_objc_common_truthvalue_conversion): Handle results folded to
30054 integer constants that are not integer constant expressions.
30055 * doc/extend.texi: Document when typeof operands are evaluated,
30056 that condition of __builtin_choose_expr is an integer constant
30057 expression, and more about use of __builtin_constant_p in
30060 2009-03-29 Richard Guenther <rguenther@suse.de>
30062 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
30063 propagate addresses of array references.
30065 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
30067 * regmove.c (perhaps_ends_bb_p): Remove.
30068 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
30069 from INSN and check that the main loop stays within that basic block.
30070 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
30071 (regmove_forward_pass): Split out from regmove_optimize. Use
30072 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
30073 (regmove_backward_pass): Split out from regmove_optimize. Use
30074 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
30075 (regmove_optimize): Simplify.
30077 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
30080 * config/i386/i386.c (classify_argument): Ignore flexible array
30081 member in struct and warn ABI change.
30083 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
30085 * config/i386/i386-protos.h (ix86_agi_dependent): New.
30087 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
30088 (ix86_adjust_cost): Updated.
30090 2009-03-29 Jan Hubicka <jh@suse.cz>
30092 PR middle-end/28850
30093 * tree-pass.h (pass_cleanup_eh): New function.
30094 (remove_unreachable_regions): Break code handling RTL
30095 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
30096 that can not be reached by runtime.
30097 (can_be_reached_by_runtime): New function.
30098 (label_to_region_map): New function.
30099 (num_eh_regions): New function.
30100 (rtl_remove_unreachable_regions): New function.
30101 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
30102 (remove_eh_region): New function.
30103 * except.h: Include sbitmap and vecprim.
30104 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
30105 num_eh_regions): Declare.
30106 * passes.c (init_optimization_passes): Schedule cleanup_eh.
30107 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
30108 * tree-eh.c (tree_remove_unreachable_handlers): New function.
30109 (tree_empty_eh_handler_p): New function.
30110 (cleanup_empty_eh): New function.
30111 (cleanup_eh): New function.
30112 (pass_cleanup_eh): New function.
30114 2009-03-29 Jan Hubicka <jh@suse.cz>
30116 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
30117 for removed regions.
30119 2009-03-29 Jan Hubicka <jh@suse.cz>
30121 * except.c (dump_eh_tree): Dump all datastructures.
30123 2009-03-29 Jan Hubicka <jh@suse.cz>
30125 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
30126 (duplicate_eh_regions_1): Likewise.
30127 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
30128 vector; call EH verification.
30129 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
30130 Be ready for region being removed.
30132 2009-03-29 Jan Hubicka <jh@suse.cz>
30134 * bitmap.c (bitmap_last_set_bit): New function.
30135 * bitmap.h (bitmap_last_set_bit): Declare.
30137 2009-03-29 David Ayers <ayers@fsfe.org>
30140 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
30141 by calling objc_compare_types and surpress warnings about
30142 incompatible C pointers that are compatible ObjC pointers.
30144 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
30146 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
30147 call initialize_inline_failed.
30148 (initialize_inline_failed): Move it from here ...
30149 * cgraph.c (initialize_inline_failed): ... to here.
30150 (cgraph_create_edge): Call initialize_inline_failed rather than
30151 setting inline_failed directly.
30153 2009-03-29 Ben Elliston <bje@au.ibm.com>
30156 * sysv4.opt (msdata): Improve comment.
30157 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
30158 * sysv4.h (SVR4_ASM_SPEC): Likewise.
30160 2009-03-29 Ben Elliston <bje@au.ibm.com>
30163 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
30164 load and store attributes.
30166 2009-03-29 Ben Elliston <bje@au.ibm.com>
30168 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
30169 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
30170 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
30171 * doc/extend.texi (X86 Built-in Functions): Add index entries for
30172 __builtin_infq and __builtin_huge_valq.
30174 2009-03-28 Anatoly Sokolov <aesok@post.ru>
30176 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
30178 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
30179 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
30181 2009-03-28 Xinliang David Li <davidxl@google.com>
30183 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
30184 (do_dbg_cnt): New function.
30186 2009-03-28 Jan Hubicka <jh@suse.cz>
30188 Merge from pretty-ipa:
30190 2009-03-27 Jan Hubicka <jh@suse.cz>
30192 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
30193 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
30194 * passes.c (function_called_by_processed_nodes_p): New.
30195 * ipa-pure-const.c (check_call): Fix handling of operands.
30196 (analyze_function): Dump debug output for skipped bodies.
30197 (local_pure_const): Use function_called_by_processed_nodes_p.
30198 * dwarf2out.c (reference_to_unused): Use output.
30199 * passes.c (do_per_function_toporder): Likewise.
30201 2008-11-12 Jan Hubicka <jh@suse.cz>
30203 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
30204 * ipa-pure-const.c (funct_state_d): Add can throw field; make
30205 state_set_in_source enum
30206 (check_decl): Ignore memory tags; do not set fake looping flags;
30208 (check_operand, check_tree, check_rhs_var, check_lhs_var,
30209 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
30210 (check_call, analyze_function): Rewrite.
30212 (add_new_function): Update call of analyze_function.
30213 (generate_summary): Add call of analyze_function.
30214 (propagate): Propagate can_throw; handle state_set_in_source correctly.
30215 (local_pure_const): New function.
30216 (pass_local_pure_const): New pass.
30217 * ipa-inline.c (inline_transform): Set after_inlining.
30218 * tree-eh.c (stmt_can_throw_external): New.
30219 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
30220 work with aliasing built.
30221 * tree-flow.h (stmt_can_throw_external): New.
30222 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
30223 and local pure/const pass in early and late optimization queue.
30225 2009-03-28 Martin Jambor <mjambor@suse.cz>
30227 * fold-const.c (get_pointer_modulus_and_residue): New parameter
30229 (fold_binary): Allow function decl aligment consideration is the
30230 second argument is integer constant one.
30231 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
30232 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
30233 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
30235 2009-03-28 Jan Hubicka <jh@suse.cz>
30237 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
30238 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
30239 * function.h (rtl_data): Add nothrow flag.
30240 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
30241 set DECL_NOTHROW for AVAILABLE functions.
30243 2009-03-28 Jakub Jelinek <jakub@redhat.com>
30245 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
30246 following vector keyword has expansion starting with pixel or bool
30247 keyword, expand vector to __vector and pixel or bool to __pixel or
30251 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
30252 warn_if_disallowed_function_p): Removed.
30253 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
30254 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
30255 warning_if_disallowed_function_p.
30256 * flags.h (warn_if_disallowed_function_p,
30257 warn_disallowed_functions): Removed.
30258 * common.opt (Wdisallowed-function-list=): Removed.
30259 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
30261 2009-03-28 Richard Guenther <rguenther@suse.de>
30263 PR tree-optimization/38723
30264 * tree-ssa-pre.c (compute_avail): Add all default definitions to
30267 2009-03-28 Jan Hubicka <jh@suse.cz>
30269 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
30270 test introduced by my previous patch.
30272 2009-03-28 Richard Guenther <rguenther@suse.de>
30274 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
30275 the PHIs value undefined.
30277 2009-03-28 Jan Hubicka <jh@suse.cz>
30279 * tree-pass.h (pass_fixup_cfg): New pass.
30280 * ipa-inline.c (inline_transform): Set
30281 always_inline_functions_inlined/after_inlining.
30282 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
30283 (pass_fixup_cfg): New pass.
30284 * passes.c (init_optimization_passes): Add fixup_cfg.
30286 2009-03-28 Richard Guenther <rguenther@suse.de>
30288 PR tree-optimization/38458
30289 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
30290 argument use the arguments copy-of value.
30292 2009-03-28 Richard Guenther <rguenther@suse.de>
30294 PR tree-optimization/38180
30295 * tree-ssa-ccp.c (get_default_value): Simplify.
30296 (likely_value): Likewise.
30297 (surely_varying_stmt_p): Properly handle VOP case.
30298 (ccp_initialize): Likewise.
30299 (ccp_fold): Handle propagating through *&.
30300 (fold_const_aggregate_ref): Also handle decls.
30302 2009-03-28 Jan Hubicka <jh@suse.cz>
30304 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
30305 * cgraph.h (cgraph_node): Likewise.
30306 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
30307 (cgraph_reset_node): Use process flag.
30308 (cgraph_mark_functions_to_output): Likewise.
30309 (cgraph_expand_function): Likewise.
30310 (cgraph_expand_all_functions): Likewise.
30311 (cgraph_output_in_order): Likewise.
30312 * dwarf2out.c (reference_to_unused): Likewise.
30313 * passes.c do_per_function_toporder): Likewise.
30315 2009-03-28 Jan Hubicka <jh@suse.cz>
30317 Bring from lto-branch:
30319 2008-09-03 Doug Kwan <dougkwan@google.com>
30321 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
30322 enums instead of reason strings.
30323 * cgraph.c (cgraph_create_edge): Same.
30324 (cgraph_inline_failed_string): New function.
30325 * cgraph.h (cgraph_inline_failed_t): New enum type.
30326 (cgraph_inline_failed_string): New prototype.
30327 (struct cgraph_edge): Change type of INLINED_FAILED from constant
30328 char pointer to cgraph_inline_failed_t.
30329 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
30330 (cgraph_default_inline_p): Ditto.
30331 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
30332 to cgraph_inline_failed_t pointer.
30333 * cif-code.def: New file.
30334 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
30336 (cgraph_check_inline_limits): Change type of REASON to pointer to
30337 cgraph_inline_failed_t. Replace reason strings with enums.
30338 (cgraph_default_inline_p): Ditto.
30339 (cgraph_recursive_inlining_p): Ditto.
30340 (update_caller_keys): Change type of FAILED_REASON to
30341 cgraph_inline_failed_t.
30342 (cgraph_set_inline_failed): Change type of REASON to pointer to
30343 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
30344 convert enums to strings for text output.
30345 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
30346 to be of type cgraph_inline_failed_t. Replace reason strings with
30347 enums. Call cgraph_inline_failed_string to covert enums
30348 to strings for text output.
30349 (cgraph_decide_inlining): Replace reason strings with enums.
30350 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
30351 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
30353 * tree-inline.c (expand_call_inline): Change type of REASON
30354 to cgraph_inline_failed_t. Replace reason strings with enums.
30355 Call cgraph_inline_failed_string for text output.
30356 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
30359 2009-03-28 Jan Hubicka <jh@suse.cz>
30361 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
30362 cgraph_clone_node): Remove master clone handling.
30363 (cgraph_is_master_clone, cgraph_master_clone): Remove.
30364 * cgraph.h (master_clone): Remove.
30365 (cgraph_is_master_clone, cgraph_master_clone): Remove.
30366 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
30367 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
30369 2009-03-28 Jan Hubicka <jh@suse.cz>
30371 * cgraph.c (cgraph_function_body_availability): Functions declared
30372 inline are always safe to assume that it is not going to be replaced.
30374 2009-03-28 Richard Guenther <rguenther@suse.de>
30376 PR tree-optimization/38513
30377 * tree-ssa-pre.c (eliminate): Remove redundant stores.
30378 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
30379 EXC_PTR_EXPR and FILTER_EXPR.
30380 (get_ref_from_reference_ops): Likewise.
30382 2009-03-28 Richard Guenther <rguenther@suse.de>
30384 PR tree-optimization/38968
30385 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
30386 Use FLOOR_MOD_EXPR to compute misalignment.
30388 2009-03-28 Richard Guenther <rguenther@suse.de>
30390 PR tree-optimization/37795
30391 * tree.h (combine_comparisons): Declare.
30392 * fold-const.c (combine_comparisons): Export.
30393 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
30395 (ifcombine_iforif): Use combine_comparisons.
30397 2009-03-28 Jan Hubicka <jh@suse.cz>
30399 * tree-eh.c (inlinable_call_p): New function.
30400 (make_eh_edges): Use it.
30401 (verify_eh_edges): Use it.
30402 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
30403 * except.c (reachable_next_level): Add inlinable_function argument
30404 (sjlj_find_directly_reachable_regions): Update.
30405 (add_reachable_handler): Do not set saw_any_handlers.
30406 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
30407 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
30408 Add new inlinable call parameter.
30409 (can_throw_internal, can_throw_external): Update.
30410 * except.h (can_throw_internal_1, can_throw_external_1,
30411 foreach_reachable_handler): Update declaration.
30413 2009-03-28 Joseph Myers <joseph@codesourcery.com>
30415 * config/arm/t-arm-coff, config/h8300/coff.h,
30416 config/i386/i386-aout.h, config/i386/i386-coff.h,
30417 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
30418 config/pdp11/2bsd.h, config/rs6000/aix41.h,
30419 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
30420 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
30421 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
30422 sys-types.h: Remove.
30423 * Makefile.in: Remove protoize and fixproto support and references
30425 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
30426 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
30428 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
30429 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
30430 unprotoize$(exeext).
30431 (rest.encap): Don't depend on $(STMP_FIXPROTO)
30432 (.PHONY): Don't depend on proto.
30433 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
30434 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
30435 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
30436 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
30437 build/gen-protos.o, build/scan.o, xsys-protos.h,
30438 build/fix-header$(build_exeext), build/fix-header.o,
30439 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
30440 stmp-install-fixproto): Remove.
30441 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
30442 SYSCALLS.c or fixproto files.
30443 (install-common): Don't install protoize.
30444 (install-headers-tar, install-headers-cpio, install-headers-cp):
30445 Don't depend on $(STMP_FIXPROTO).
30446 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
30447 install fixproto files or write out fixproto settings.
30448 (uninstall): Don't uninstall protoize.
30449 * config.gcc (use_fixproto): Remove.
30450 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
30451 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
30452 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
30453 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
30454 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
30455 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
30456 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
30457 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
30458 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
30459 * config/t-vxworks (STMP_FIXPROTO): Remove.
30460 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
30461 STMP_FIXPROTO): Remove.
30462 * config.in, configure: Regenerate.
30463 * crtstuff.c (gid_t, uid_t): Don't undefine.
30464 * doc/install.texi: Change m68k-coff to m68k-elf in example.
30465 (arm-*-coff, arm-*-aout: Remove target entries.
30466 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
30467 Remove mention of AIX 4.1.
30468 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
30469 * doc/invoke.texi (Running Protoize): Remove.
30470 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
30471 (Protoize Caveats): Remove.
30472 * tsystem.h: Update comments on headers assumed to exist.
30474 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
30476 * genautomata.c: Add a new year to the copyright. Add a new
30478 (struct insn_reserv_decl): Add comments for member bypass_list.
30479 (find_bypass): Remove.
30480 (insert_bypass): New.
30481 (process_decls): Use insert_bypass.
30482 (output_internal_insn_latency_func): Output all bypasses with the
30483 same input insn in one switch case.
30485 * rtl.def (define_bypass): Describe bypass choice.
30486 * doc/md.texi (define_bypass): Ditto.
30488 2009-03-27 Richard Guenther <rguenther@suse.de>
30490 * gimplify.c (mark_addressable): Export.
30491 * tree-flow.h (mark_addressable): Declare.
30492 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
30493 * tree-ssa.c (verify_phi_args): Verify that address taken
30494 variables have TREE_ADDRESSABLE set.
30496 2009-03-27 Richard Guenther <rguenther@suse.de>
30498 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
30499 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
30500 Do not mark decls TREE_ADDRESSABLE.
30501 (build_fold_addr_expr): Adjust.
30502 (fold_addr_expr): Remove.
30503 (fold_unary): Use build_fold_addr_expr.
30504 (fold_comparison): Likewise.
30505 (split_address_to_core_and_offset): Likewise.
30506 * coverage.c (tree_coverage_counter_addr): Mark the array decl
30508 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
30509 (gimplify_modify_expr_to_memcpy): Mark source and destination
30511 * omp-low.c (create_omp_child_function): Mark the object decl
30513 (lower_rec_input_clauses): Mark the var we take the address of
30515 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
30517 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
30519 PR middle-end/39315
30520 * cfgexpand.c (expand_one_stack_var_at): Change alignment
30521 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
30523 2009-03-27 Richard Guenther <rguenther@suse.de>
30525 PR tree-optimization/39120
30526 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
30528 (handle_lhs_call): Process return constraints. Add escape
30529 constraints if necessary.
30530 (handle_const_call): Fill out return constraints. Make nested
30531 case more precise. Avoid consttmp if possible.
30532 (handle_pure_call): Fill out return constraints. Avoid
30533 callused if possible.
30534 (find_func_aliases): Simplify call handling.
30536 2009-03-27 Richard Guenther <rguenther@suse.de>
30538 PR tree-optimization/39120
30539 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
30540 as a representative.
30541 (solve_graph): Do propagate CALLUSED.
30542 (handle_pure_call): Use a scalar constraint from CALLUSED for
30544 (find_what_p_points_to): CALLUSED shall not appear in poins-to
30547 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
30550 * c-common.c (handle_aligned_attribute): Properly check alignment
30551 overflow. Use (1U << i) instead of (1 << i).
30553 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
30555 * expr.h (get_mem_align_offset): Updated.
30557 * tree.h (tree_decl_common): Change align to "unsigned int" and
30558 move it before pointer_alias_set.
30560 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
30561 Jakub Jelinek <jakub@redhat.com>
30564 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
30565 gr_register_operand with gr_reg_or_0_operand.
30566 (cmpxchg_rel_di): Likewise.
30567 (sync_lock_test_and_set<mode>): Likewise.
30569 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
30571 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
30572 (true_regnum): Likewise.
30574 * rtlanal.c (subreg_info): Moved to ...
30575 * rtl.h (subreg_info): Here. New.
30576 (subreg_get_info): New.
30578 * rtlanal.c (subreg_get_info): Make it extern.
30580 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
30583 * config/i386/i386.c (ix86_abi): New.
30584 (override_options): Handle -mabi=.
30585 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
30586 (ix86_call_abi_override): Likewise.
30587 (init_cumulative_args): Likewise.
30588 (function_arg_advance): Likewise.
30589 (function_arg_64): Likewise.
30590 (function_arg): Likewise.
30591 (ix86_pass_by_reference): Likewise.
30592 (ix86_function_value_regno_p): Likewise.
30593 (ix86_build_builtin_va_list_abi): Likewise.
30594 (setup_incoming_varargs_64): Likewise.
30595 (is_va_list_char_pointer): Likewise.
30596 (ix86_init_machine_status): Likewise.
30597 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
30598 (ix86_function_type_abi): Return enum calling_abi. Rewrite
30599 for 64bit. Replace DEFAULT_ABI with ix86_abi.
30600 (ix86_function_abi): Make it static and return enum calling_abi.
30601 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
30603 (ix86_fn_abi_va_list): Updated.
30605 * config/i386/i386.h (ix86_abi): New.
30606 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
30607 (CONDITIONAL_REGISTER_USAGE): Likewise.
30608 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
30609 (machine_function): Likewise.
30611 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
30613 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
30614 (STACK_BOUNDARY): Likewise.
30615 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
30617 * config/i386/i386.opt (mabi=): New.
30619 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
30620 return enum calling_abi.
30621 (ix86_function_type_abi): Likewise.
30622 (ix86_function_abi): Removed.
30624 * doc/invoke.texi: Document -mabi= option for x86.
30626 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30628 * builtins.c (real_dconstp): Delete.
30629 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
30631 2009-03-27 Dodji Seketeli <dodji@redhat.com>
30632 Jakub Jelinek <jakub@redhat.com>
30635 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
30636 (gen_subprogram_die): When a function is explicit, generate the
30637 DW_AT_explicit attribute.
30638 * langhooks.h (struct lang_hooks_for_decls): Add
30639 function_decl_explicit_p langhook.
30640 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
30641 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
30643 2009-03-27 Jakub Jelinek <jakub@redhat.com>
30645 * builtins.c (fold_builtin_memory_op): Optimize memmove
30646 into memcpy if we can prove source and destination don't overlap.
30648 * tree-inline.c: Include gt-tree-inline.h.
30649 (clone_fn_id_num): New variable.
30650 (clone_function_name): New function.
30651 (tree_function_versioning): Use it.
30652 * Makefile.in (GTFILES): Add tree-inline.c.
30654 2009-03-27 Mark Mitchell <mark@codesourcery.com>
30656 * BASE-VER: Change to 4.5.0.
30658 2009-03-27 Xinliang David Li <davidxl@google.com>
30660 PR tree-optimization/39557
30661 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
30663 2009-03-27 Xinliang David Li <davidxl@google.com>
30665 PR tree-optimization/39548
30666 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
30669 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
30671 * c-common.c (pointer_int_sum): Use %wd on return from
30674 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
30676 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
30677 on return from tree_low_cst.
30679 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
30682 * ginclude/stdarg.h (va_copy): Define also for
30683 __GXX_EXPERIMENTAL_CXX0X__.
30685 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30688 * builtins.h (c_strlen): Do not warn here.
30689 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
30690 * c-common.c (pointer_int_sum): Take an explicit location.
30691 Warn about offsets out of bounds.
30692 * c-common.h (pointer_int_sum): Adjust declaration.
30694 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
30696 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
30699 2009-03-26 Jakub Jelinek <jakub@redhat.com>
30702 * opts.c (warn_if_disallowed_function_p): Don't assume
30703 get_callee_fndecl must return non-NULL.
30705 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
30707 PR rtl-optimization/39522
30708 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
30709 when reg_reloaded_valid is set.
30711 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
30713 * config/spu/divv2df3.c: New file.
30714 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
30715 (DPBIT_FUNCS): Filter out _div_df.
30717 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
30719 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
30720 a jump insn, count that jump in the distance to the loop start.
30722 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
30725 * config/sh/sh.c (calc_live_regs): Fix condition for global
30726 registers except PIC_OFFSET_TABLE_REGNUM.
30728 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
30731 * doc/invoke.texi (-mconsole): New.
30733 (-mno-cygwin): New.
30735 (-mnop-fun-dllimport): New.
30739 (sub section "i386 and x86-64 Windows Options"): New.
30741 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
30743 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
30744 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
30746 2009-03-25 Richard Guenther <rguenther@suse.de>
30748 PR middle-end/39497
30749 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
30752 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
30754 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
30755 neither of haifa/selective schedulers are working.
30757 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
30759 * doc/invoke.texi (Debugging Options): Fix description of
30760 -fno-merge-debug-strings.
30762 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
30764 * config/cris/libgcc.ver: New version-script.
30765 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
30767 * configure.ac <GAS features, nop mnemonic>: Add pattern
30768 crisv32-*-* for "nop".
30769 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
30770 * configure: Regenerate.
30772 2009-03-24 Ira Rosen <irar@il.ibm.com>
30774 PR tree-optimization/39529
30775 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
30776 mark_sym_for_renaming for the tag copied to the new vector
30779 2009-03-24 Arthur Loiret <aloiret@debian.org>
30781 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
30782 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
30783 EXTRA_SPEC_FUNCTIONS.
30784 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
30785 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
30786 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
30787 -march and -mtune options.
30789 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
30791 * config/m68k/t-rtems: Add m5329 multilib.
30793 2009-03-24 Dodji Seketeli <dodji@redhat.com>
30794 Jakub Jelinek <jakub@redhat.com>
30797 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
30800 2009-03-23 Jakub Jelinek <jakub@redhat.com>
30803 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
30804 instead of c_parser_expression_conv, if original_code isn't one of the
30805 4 allowed comparison codes, fail.
30807 2009-03-23 Richard Guenther <rguenther@suse.de>
30809 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
30810 * tree.h (struct tree_type): Likewise.
30811 * reload.h (struct insn_chain): Likewise.
30812 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
30813 * function.h (struct function): Likewise.
30814 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
30816 2009-03-23 Jakub Jelinek <jakub@redhat.com>
30818 PR tree-optimization/39516
30819 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
30821 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
30823 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
30824 should be set true if BITS_PER_WORD of target is bigger than 32
30826 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
30828 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
30829 Translate -B-options to -rpath-link. Correct existing
30830 rpath-link and conditionalize on !nostdlib.
30832 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
30834 * doc/extend.texi (Function Attributes, Variable Attributes):
30836 * doc/invoke.texi (Debugging Options, Optimize Options)
30837 (i386 and x86-64 Options, MCore Options): Likewise.
30839 2009-03-20 Jakub Jelinek <jakub@redhat.com>
30842 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
30843 it for block local namespace aliases.
30844 (gen_decl_die): Pass context_die to gen_namespace_die.
30846 2009-03-19 Jakub Jelinek <jakub@redhat.com>
30849 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
30850 minimum or maximum value.
30852 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
30854 * reginfo.c (globalize_reg): Recompute derived reg sets.
30856 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
30859 * libgcc2.c (mprotect): Do not use signed arguments for
30860 VirtualProtect, use DWORD arguments. Also fix the 'may
30861 be used uninitialized' warning for the np variable.
30863 2009-03-19 Jakub Jelinek <jakub@redhat.com>
30866 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
30867 functions using regparm calling conventions when not optimizing.
30868 (ix86_function_sseregparm): Similarly for sseregparm calling
30871 2009-03-19 Li Feng <nemokingdom@gmail.com>
30873 PR middle-end/39500
30874 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
30875 dependence if the first conflict is after niter iterations.
30877 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
30879 PR middle-end/38609
30880 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
30881 functions with dynamic stack-pointer adjustments.
30883 2009-03-19 Ben Elliston <bje@au.ibm.com>
30885 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
30886 option; change to -msdata=data.
30888 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
30890 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
30893 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
30896 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
30898 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
30900 * doc/invoke.texi (Code Gen Options): Expand discussion of
30903 2009-03-18 Jakub Jelinek <jakub@redhat.com>
30905 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
30906 * matrix-reorg.c (struct matrix_info): Likewise.
30907 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
30908 * rtl.h (struct mem_attrs): Likewise.
30909 * df.h (struct df): Likewise.
30910 * tree-data-ref.h (struct data_dependence_relation): Likewise.
30911 * ira-int.h (struct ira_allocno): Likewise.
30912 * df-scan.c (struct df_collection_rec): Likewise.
30913 * ira.c (struct equivalence): Likewise.
30914 * function.c (struct temp_slot): Likewise.
30915 * cfgloop.h (struct loop): Likewise.
30918 * function.c (use_register_for_decl): When not optimizing, disregard
30919 register keyword for variables with types containing methods.
30921 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
30923 PR middle-end/39447
30924 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
30925 (is_simple_operand): Call contains_component_ref_p before calling data
30926 reference analysis that would fail on COMPONENT_REFs.
30928 * tree-vrp.c (search_for_addr_array): Fix formatting.
30930 2009-03-18 Richard Guenther <rguenther@suse.de>
30932 * tree-vect-transform.c (vect_loop_versioning): Fold the
30933 generated comparisons.
30934 * tree-vectorizer.c (set_prologue_iterations): Likewise.
30935 (slpeel_tree_peel_loop_to_edge): Likewise.
30937 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
30939 PR middle-end/37805
30940 * opts.c (print_specific_help): In addition to `undocumented',
30941 accept `separate' and `joined' flags if passed alone. Describe
30942 output by the first matched one of those.
30943 (common_handle_option): Skip over empty strings.
30944 * gcc.c (display_help): Fix help string for `--help='.
30945 * doc/invoke.texi (Option Summary, Overall Options): With
30946 `--help=', classes and qualifiers can both be repeated, but
30947 only the latter can be negated. One should not pass only
30948 negated qualifiers. Fix markup and examples.
30951 2008-10-14 Jakub Jelinek <jakub@redhat.com>
30952 PR middle-end/37805
30953 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
30954 and -fhelp=separate.
30956 2009-03-17 Jing Yu <jingyu@google.com>
30958 PR middle-end/39378
30959 * function.h (struct rtl_data): Move is_thunk from here...
30960 (struct function): ...to here.
30961 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
30962 * varasm.c (assemble_start_function): Change is_thunk from crtl to
30964 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
30966 (alpha_does_function_need_gp, alpha_start_function): Likewise.
30967 (alpha_output_function_end_prologue): Likewise.
30968 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
30969 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
30970 (rs6000_output_function_epilogue): Likewise.
30971 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
30973 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
30976 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
30977 from different units in a single alternative.
30978 (*truncdfsf_i387): Ditto.
30979 (*truncxfsf2_mixed): Ditto.
30980 (*truncxfdf2_mixed): Ditto.
30982 2009-03-17 Jakub Jelinek <jakub@redhat.com>
30984 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
30985 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
30988 * tree-ssa-live.c (remove_unused_locals): Don't remove local
30989 unused non-artificial variables when not optimizing.
30992 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
30993 DW_TAG_imported_module even if decl is IMPORTED_DECL with
30994 NAMESPACE_DECL in its DECL_INITIAL.
30996 PR middle-end/39443
30997 * optabs.c (set_user_assembler_libfunc): New function.
30998 * expr.h (set_user_assembler_libfunc): New prototype.
30999 * c-common.c: Include libfuncs.h.
31000 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
31001 for memcmp, memset, memcpy, memmove and abort.
31002 * Makefile.in (c-common.o): Depend on libfuncs.h.
31005 * dwarf2out.c (gen_inlined_enumeration_type_die,
31006 gen_inlined_structure_type_die, gen_inlined_union_type_die,
31007 gen_tagged_type_instantiation_die): Removed.
31008 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
31011 2009-03-17 Janis Johnson <janis187@us.ibm.com>
31014 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
31016 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
31017 (check-parallel-%): Ditto.
31018 (check-consistency): Ditto.
31020 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
31022 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
31023 local variable rhs by NULL_TREE.
31025 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
31028 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
31030 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
31033 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
31035 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
31038 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
31039 for ms->sysv ABI calls only in 64bit mode.
31041 * config/i386/i386.md (untyped_call): Support 32bit.
31043 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
31045 * doc/extend.texi: Replace x86_65 with x86_64.
31047 2009-03-16 Jakub Jelinek <jakub@redhat.com>
31049 PR tree-optimization/39455
31050 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
31051 mismatches for POINTER_TYPE_P (type).
31052 (number_of_iterations_le): Likewise.
31054 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
31056 * config/picochip/picochip.c: Removed profiling support.
31057 * config/picochip/picochip.md: Removed profiling instruction.
31058 * config/picochip/picochip.h: Removed profiling builtin.
31060 2009-03-16 Joseph Myers <joseph@codesourcery.com>
31062 * doc/install.texi (--with-host-libstdcxx): Document.
31064 2009-03-14 Anatoly Sokolov <aesok@post.ru>
31067 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
31068 generate a warning if the function name does not begin with
31069 "__vector" and the function has either the 'signal' or 'interrupt'
31070 attribute, from here to ...
31071 (avr_declare_function_name): ...here. New function.
31072 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
31073 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
31075 2009-03-14 Jakub Jelinek <jakub@redhat.com>
31078 * cse.c (fold_rtx): Don't modify original const_arg1 when
31079 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
31080 separate variable instead.
31081 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
31082 from out of range shift counts.
31083 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
31085 2009-03-13 Catherine Moore <clm@codesourcery.com>
31087 * config/i386/x-mingw32 (host-mingw32.o): Replace
31088 diagnostic.h with $(DIAGNOSTIC_H).
31090 2009-03-12 Jakub Jelinek <jakub@redhat.com>
31093 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
31095 * config/i386/sync.md (sync_compare_and_swap<mode>,
31096 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
31097 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
31099 (sync_double_compare_and_swapdi_pic,
31100 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
31101 cmpxchg8b_pic_memory_operand instead of just memory_operand.
31103 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
31106 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
31108 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
31111 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
31112 (avx_addsubv4df3): Likewise.
31113 (*avx_addsubv4sf3): Likewise.
31114 (sse3_addsubv4sf3): Likewise.
31116 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
31119 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
31121 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
31124 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
31125 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
31126 registers for allocnos created from user-defined variables.
31128 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
31131 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
31132 of non-integer mode as well.
31134 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
31136 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
31137 for functions for which the parameter types are unknown.
31139 2009-03-11 Jakub Jelinek <jakub@redhat.com>
31142 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
31143 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
31144 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
31145 * config/i386/i386.c (ix86_local_alignment): For
31146 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
31147 long long variables on the stack to avoid dynamic realignment.
31148 Allow the first argument to be a decl rather than type.
31149 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
31151 2009-03-11 Nick Clifton <nickc@redhat.com>
31154 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
31156 Add description to mno-lsim option.
31157 * config/mcore/mcore.h: Remove comment about deprecated m4align
31159 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
31160 * doc/invoke.texi: Add description of mno-lsim and
31161 mstack-increment options.
31163 * config/fr30/fr30.opt: Document the -mno-lsim option.
31164 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
31165 and -mno-lsim options.
31167 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
31169 * fold-const.c (fold_comparison): Only call fold_inf_compare
31170 if the mode supports infinities.
31172 2009-03-11 Jason Merrill <jason@redhat.com>
31175 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
31176 end already did. Notice GIMPLE_CALL modifications of the result.
31177 Don't copy debug information from an ignored decl or a decl from
31180 2009-03-10 Richard Guenther <rguenther@suse.de>
31181 Nathan Froyd <froydnj@codesourcery.com>
31183 PR middle-end/37850
31184 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
31185 (__divMODE3): Likewise.
31187 2009-03-09 Jakub Jelinek <jakub@redhat.com>
31189 PR tree-optimization/39394
31190 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
31191 DECL_SIZE_UNIT of variable length FIELD_DECLs.
31193 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
31195 * recog.c (verfiy_changes): Disallow renaming of hard regs in
31196 inline asms for register asm ("") declarations.
31198 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
31200 * fold-const.c (fold_unary): Fix comment.
31202 2009-03-07 Jan Hubicka <jh@suse.cz>
31205 * tree-inline.c (setup_one_parameter): Do replacement of const
31206 argument by constant in SSA form.
31208 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
31210 PR middle-end/38028
31211 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
31212 determine alignment passed to assign_stack_local.
31213 (assign_parms_unsplit_complex): Likewise.
31214 * except.c (sjlj_build_landing_pads): Likewise.
31216 2009-03-06 Jakub Jelinek <jakub@redhat.com>
31218 PR middle-end/39360
31219 * tree-flow.h (add_referenced_var): Return bool instead of void.
31220 * tree-dfa.c (add_referenced_var): Return result of
31221 referenced_var_check_and_insert call.
31222 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
31223 of referenced_var_check_and_insert.
31226 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
31227 (gen_variable_die): Emit DW_AT_location on abstract static variable's
31228 DIE, don't emit it if abstract origin already has it.
31229 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
31230 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
31232 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
31234 * genpreds.c (needs_variable): Fix parentheses at variable name
31236 (write_tm_constrs_h): Indent generated code.
31238 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
31240 * doc/extend.texi (Function Attributes): Add documentation
31241 for isr attributes.
31243 2009-03-06 Jakub Jelinek <jakub@redhat.com>
31246 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
31247 take locus from its DECL_SOURCE_LOCATION instead of input_location.
31249 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
31251 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
31254 2009-03-05 Jakub Jelinek <jakub@redhat.com>
31257 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
31258 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
31260 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
31262 * config/i386/i386.md (R8_REG, R9_REG): New constants.
31263 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
31264 constants instead of magic numbers.
31265 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
31267 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
31268 (x86_64_ms_abi_int_parameter_registers): Ditto.
31269 (x86_64_int_return_registers): Ditto.
31270 (ix86_maybe_switch_abi): Ditto.
31271 (ix86_expand_call): Ditto for clobbered_registers array.
31272 (ix86_hard_regno_mode_ok): Ditto.
31273 (x86_extended_QIreg_mentioned_p): Ditto.
31275 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
31277 PR tree-optimization/39349
31278 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
31280 * combine.c (gen_lowpart_for_combine): Use omode when generating
31283 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
31285 PR rtl-optimization/39235
31286 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
31288 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
31290 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
31292 2009-03-04 Richard Guenther <rguenther@suse.de>
31294 PR tree-optimization/39362
31295 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
31296 that occur in abnormal PHIs should be varying.
31298 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
31300 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
31302 (simple_iv): Take loop as an argument instead of statement.
31303 * tree-scalar-evolution.h (simple_iv): Declaration changed.
31304 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
31306 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
31308 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
31309 * matrix-reorg.c (analyze_transpose): Ditto.
31310 * tree-data-ref.c (dr_analyze_innermost): Ditto.
31311 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
31312 * tree-predcom.c (ref_at_iteration): Ditto.
31313 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
31315 2009-03-04 Richard Guenther <rguenther@suse.de>
31317 PR tree-optimization/39358
31318 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
31319 escaped_id and callused_id.
31320 (solve_graph): Likewise.
31322 2009-03-04 Richard Guenther <rguenther@suse.de>
31324 PR tree-optimization/39339
31325 * tree-sra.c (try_instantiate_multiple_fields): Make it
31326 no longer ICE on the above.
31328 2009-03-03 Joseph Myers <joseph@codesourcery.com>
31330 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
31331 that fits within Pmode.
31333 2009-03-03 Steve Ellcey <sje@cup.hp.com>
31335 PR middle-end/10109
31336 * tm.texi (LIBCALL_VALUE): Update description.
31338 2009-03-03 Steve Ellcey <sje@cup.hp.com>
31340 PR middle-end/34443
31341 * doc/extend.texi (section): Update description.
31343 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
31345 PR middle-end/39345
31346 * tree-inline.c (remapped_type): New.
31347 (can_be_nonlocal): Call remapped_type instead of remap_type.
31349 2009-03-03 Jakub Jelinek <jakub@redhat.com>
31352 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
31353 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
31355 2009-03-03 Richard Guenther <rguenther@suse.de>
31357 PR middle-end/39272
31358 * tree.c (tree_nonartificial_location): New function.
31359 * tree.h (tree_nonartificial_location): Declare.
31360 * builtins.c (expand_builtin_memory_chk): Provide location
31361 of the call location for artificial function pieces.
31362 (maybe_emit_chk_warning): Likewise.
31363 (maybe_emit_sprintf_chk_warning): Likewise.
31364 (maybe_emit_free_warning): Likewise.
31365 * expr.c (expand_expr_real_1): Likewise.
31367 2009-03-03 Jakub Jelinek <jakub@redhat.com>
31369 PR tree-optimization/39343
31370 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
31371 COMPONENT_REF t has ARRAY_TYPE.
31373 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
31375 PR middle-end/39335
31376 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
31377 when the type precision of the induction variable should be
31378 larger than the type precision of nit.
31379 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
31380 * graphite.c (graphite_loop_normal_form): Same.
31381 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
31383 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
31385 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
31386 (*call_1_rex64_ms_sysv): Use named constants instead of magic
31387 numbers to describe clobbered registers.
31388 (*call_value_0_rex64_ms_sysv): Ditto.
31389 * config/i386/mmx.md (mmx_emms): Ditto.
31390 (mmx_femms): Ditto.
31392 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
31394 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
31397 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
31399 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
31400 (spu_section_type_flags): New function.
31402 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
31404 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
31405 reg_class_contents of FLOAT_REGS into a temporary.
31407 2009-03-02 Richard Guenther <rguenther@suse.de>
31408 Ira Rosen <irar@il.ibm.com>
31410 PR tree-optimization/39318
31411 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
31412 information to the vectorized statement.
31414 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
31416 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
31417 variable. Use defined names instead of magic constants for REX SSE
31420 2009-03-01 Richard Guenther <rguenther@suse.de>
31422 PR tree-optimization/39331
31423 * omp-low.c (lower_send_shared_vars): Do not receive new
31424 values for the reference of DECL_BY_REFERENCE parms or results.
31426 2009-03-01 Jan Hubicka <jh@suse.cz>
31429 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
31430 BLOCK_NONLOCALIZED_VAR): New macros.
31431 (tree_block): Add nonlocalized_vars.
31432 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
31433 gen_decl_die): Add origin argument. Allow generation of die with
31434 origin at hand only.
31435 (gen_member_die, gen_type_die_with_usage, force_decl_die,
31436 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
31438 (gen_block_die): Fix checking for unused blocks.
31439 (process_scope_var): Break out from .... ; work with origins only.
31440 (decls_for_scope) ... here; process nonlocalized list.
31441 (dwarf2out_ignore_block): Look for nonlocalized vars.
31442 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
31444 (dump_scope_block): Dump them.
31445 * tree-inline.c (remap_decls): Handle nonlocalized vars.
31446 (remap_block): Likewise.
31447 (can_be_nonlocal): New predicate.
31448 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
31450 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
31452 * configure: Regenerate.
31454 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
31456 * optc-gen.awk: No need to duplicate option flags twice.
31457 Reuse help texts for duplicate options which do not have any.
31459 * gcc.c (display_help): Document --version.
31461 * gcc.c (main): If print_help_list and verbose_flag, ensure
31462 driver output comes before subprocess output.
31464 * optc-gen.awk: Assign all remaining fields to help string,
31465 space-separated, for multi-line help in *.opt.
31467 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
31468 -Wno-pedantic-ms-format is for MinGW targets only.
31470 * doc/options.texi (Option file format): Fix bad indentation,
31471 restoring dropped sentence.
31473 2009-02-28 Jan Hubicka <jh@suse.cz>
31475 * tree-inline.c (tree_function_versioning): Output debug info.
31477 2009-02-28 Jan Hubicka <jh@suse.cz>
31480 * tree-inline.c (setup_one_parameter): Do not copy propagate
31481 arguments when not optimizing.
31483 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
31486 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
31487 (avx_addsubv4df3): Likewise.
31488 (*avx_addsubv4sf3): Likewise.
31489 (sse3_addsubv4sf3): Likewise.
31490 (*avx_addsubv2df3): Likewise.
31491 (sse3_addsubv2df3): Likewise.
31492 (avx_unpckhps256): Correct item selectors.
31493 (avx_unpcklps256): Likewise.
31494 (avx_unpckhpd256): Likewise.
31495 (avx_unpcklpd256): Likewise.
31497 2009-02-28 Jan Hubicka <jh@suse.cz>
31499 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
31501 (copy_arguments_for_versioning): If var is declared don't declare it.
31502 (tree_function_versioning): First setup substitutions and then copy
31505 2009-02-27 Jan Hubicka <jh@suse.cz>
31508 * cgraph.h (varpool_output_debug_info): Remove.
31509 * cgraphunit.c (varpool_output_debug_info): Remove.
31510 * dwarf2out.c (deferred_locations_struct): New struct
31511 (deferred_locations): New type.
31512 (deferred_locations_list): New static var.
31513 (deffer_location): New function.
31514 (gen_variable_die): Use it.
31515 (decls_for_scope): Output info on local static vars.
31516 (dwarf2out_finish): Process deferred locations.
31517 * varpool.c (varpool_output_debug_info): Remove.
31519 2009-02-27 Jan Hubicka <jh@suse.cz>
31522 * tree.h (TREE_PROTECTED): Fix comment.
31523 (BLOCK_HANDLER_BLOCK): Remove.
31524 (struct tree_block): Remove handler_block add body_block.
31525 (inlined_function_outer_scope_p): New.
31526 (is_body_block): Remove.
31527 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
31528 * dwarf2out.c (is_inlined_entry_point): Remove.
31529 (add_high_low_attributes): Use inlined_function_outer_scope_p.
31530 (gen_block_die): Use is_inlined_entry_point check. Remove body block
31532 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
31533 * gimplify.c (gimplify_expr): Gimplify body blocks.
31534 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
31535 block with multiple subblocks.
31536 (dump_scope_block): Prettier output; dump more flags and info.
31537 (dump_scope_blocks): New.
31538 (remove_unused_locals): Use dump_scope_blocks.
31539 * tree-flow.h (dump_scope_blocks): Declare.
31540 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
31541 * stmt.c (is_body_block): Remove.
31542 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
31543 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
31545 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
31547 PR middle-end/39308
31548 * graphite.c (graphite_loop_normal_form): Do not call
31549 number_of_iterations_exit from a gcc_assert.
31551 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
31553 * config/s390/s390.c (s390_swap_cmp): Look for conditional
31554 jumps if COND is NULL.
31555 (find_cond_jump): New function.
31556 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
31557 * config/s390/s390.md: Remove z10_cobra attribute value.
31559 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
31561 * config/alpha/alpha.h (alpha_expand_mov): Return false if
31562 force_const_mem returns NULL_RTX.
31564 2009-02-26 Jan Hubicka <jh@suse.cz>
31567 * cgraph.h (varpool_output_debug_info): Remove.
31568 * cgraphunit.c (varpool_output_debug_info): Remove.
31569 * dwarf2out.c (deferred_locations_struct): New struct
31570 (deferred_locations): New type.
31571 (deferred_locations_list): New static var.
31572 (deffer_location): New function.
31573 (gen_variable_die): Use it.
31574 (decls_for_scope): Output info on local static vars.
31575 (dwarf2out_finish): Process deferred locations.
31576 * varpool.c (varpool_output_debug_info): Remove.
31578 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
31580 PR rtl-optimization/39241
31581 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
31582 to subreg_offset_representable_p.
31584 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
31586 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
31587 execute function prototype. Get f and nregs from max_reg_num
31588 and get_insns. Remove the first backward pass as it's dead,
31589 guard the forward pass by flag_expensive_optimizations.
31590 (rest_of_handle_regmove): Delete.
31591 (pass_regmove): Replace it with regmove_optimize.
31593 2009-02-25 Martin Jambor <mjambor@suse.cz>
31595 PR tree-optimization/39259
31596 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
31597 calls_alloca function flags.
31598 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
31599 calls are detected.
31601 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
31603 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
31604 flags_set_1_rtx, flags_set_1_set): Delete.
31605 (regmove_optimize): Do not call mark_flags_life_zones.
31607 2009-02-24 Julian Brown <julian@codesourcery.com>
31610 * config/arm/arm.c (require_pic_register): Only set
31611 cfun->machine->pic_reg once per function.
31613 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
31615 * doc/invoke.texi (Link Options): Document an easier way to pass
31616 options that take arguments to the GNU linker using -Xlinker and -Wl.
31618 2009-02-24 Steve Ellcey <sje@cup.hp.com>
31621 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
31623 2009-02-24 Richard Guenther <rguenther@suse.de>
31626 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
31628 2009-02-24 Richard Guenther <rguenther@suse.de>
31629 Zdenek Dvorak <ook@ucw.cz>
31631 PR tree-optimization/39233
31632 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
31633 from converting them to a generic type.
31635 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
31637 PR tree-optimization/39260
31638 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
31639 contains a condition with a real type.
31640 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
31642 2009-02-23 Jason Merrill <jason@redhat.com>
31645 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
31646 narrowing_initializer_constant_valid_p.
31647 (narrowing_initializer_constant_valid_p): Don't return
31648 null_pointer_node for adding a pointer to itself.
31650 2009-02-23 Jan Hubicka <jh@suse.cz>
31653 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
31656 2009-02-23 Jan Hubicka <jh@suse.cz>
31658 PR tree-optimization/37709
31659 * tree.c (block_ultimate_origin): Move here from dwarf2out.
31660 * tree.h (block_ultimate_origin): Declare.
31661 * dwarf2out.c (block_ultimate_origin): Move to tree.c
31662 * tree-ssa-live.c (remove_unused_scope_block_p):
31663 Eliminate blocks containig no instructions nor live variables nor
31665 (dump_scope_block): New function.
31666 (remove_unused_locals): Enable removal of dead blocks by default;
31667 enable dumping at TDF_DETAILS.
31669 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
31671 * config/i386/i386.c (classify_argument): Don't allow COImode
31673 (function_arg_advance_32): Don't allow OImode.
31674 (function_arg_32): Likewise.
31675 (function_value_32): Likewise.
31676 (return_in_memory_32): Likewise.
31677 (function_arg_64): Remove OImode comment.
31679 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
31682 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
31683 ix86_expand_vector_set for V4DImode in 64bit mode only.
31684 (ix86_expand_vector_init_one_var): Likewise.
31686 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
31688 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
31690 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
31693 * loop-iv.c: Revert last change.
31694 * emit-rtl.c: Likewise.
31696 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
31699 * config/i386/i386.c (type_natural_mode): Remove an extra
31700 space in the warning message.
31701 (function_value_32): Handle 32-byte vector modes.
31702 (return_in_memory_32): Likewise.
31704 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
31706 * loop-iv.c (truncate_value): New function.
31707 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
31709 (lowpart_subreg): Move to...
31710 * emit-rtl.c: ...here.
31712 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
31714 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
31715 accidental and undocumented change at revision 140860.
31717 2009-02-21 Joseph Myers <joseph@codesourcery.com>
31719 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
31720 take gimple_seq * arguments.
31721 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
31722 types_compatible_p langhook.
31724 2009-02-20 Mark Mitchell <mark@codesourcery.com>
31725 Joseph Myers <joseph@codesourcery.com>
31727 * config/arm/arm.c (arm_builtin_va_list): New function.
31728 (arm_expand_builtin_va_start): Likewise.
31729 (arm_gimplify_va_arg_expr): Likewise.
31730 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
31731 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
31732 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
31733 (va_list_type): New variable.
31734 (arm_mangle_type): Mangle va_list_type appropriately.
31736 2009-02-20 Jakub Jelinek <jakub@redhat.com>
31738 PR middle-end/39157
31739 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
31740 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
31741 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
31742 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
31743 parameter to 1000 for -O1 by default.
31744 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
31746 * loop-invariant.c: Include params.h.
31747 (move_loop_invariants): Don't call move_single_loop_invariants on
31750 2009-02-20 Jaka Mocnik <jaka@xlab.si>
31752 * calls.c (emit_library_call_value_1): Use slot_offset instead of
31753 offset when calculating bounds for indexing stack_usage_map. Fixes
31754 a buffer overflow with certain target setups.
31756 2009-02-20 Jakub Jelinek <jakub@redhat.com>
31759 * calls.c (expand_call): Clear try_tail_call if caller and callee
31760 disagree in promotion of function return value.
31762 2009-02-19 Jakub Jelinek <jakub@redhat.com>
31765 * c-common.c (c_determine_visibility): If visibility changed and
31766 DECL_RTL has been already set, call make_decl_rtl to update symbol
31769 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
31772 * varasm.c (assemble_variable): Don't check DECL_NAME when
31773 globalizing a variable.
31775 2009-02-19 Joseph Myers <joseph@codesourcery.com>
31778 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
31779 expression before any __builtin_trap call.
31780 * c-typeck.c (build_function_call): Convert and check function
31781 arguments before generating a call to a trap. Evaluate the
31782 function arguments before the trap.
31784 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
31787 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
31788 (UNSPEC_FXAM_MEM): New unspec.
31789 (fxam<mode>2_i387_with_temp): New insn and split pattern.
31790 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
31791 memory using fxam<mode>2_i387_with_temp to remove excess precision.
31793 2009-02-19 Richard Guenther <rguenther@suse.de>
31795 PR tree-optimization/39207
31796 PR tree-optimization/39074
31797 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
31798 storedanything_tree): New.
31799 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
31800 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
31801 (build_succ_graph): Add edges from STOREDANYTHING to all
31803 (init_base_vars): Initialize STOREDANYTHING.
31804 (compute_points_to_sets): Free substitution info after
31805 building the succ graph.
31806 (ipa_pta_execute): Likewise.
31808 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
31810 (do_ds_constraint): Do not add to special var or non-pointer
31812 (type_could_have_pointers): Split out from ...
31813 (could_have_pointers): ... here. For arrays use the element type.
31814 (create_variable_info_for): Initialize may_have_pointers.
31815 (new_var_info): Likewise.
31816 (handle_lhs_call): Make the HEAP variable unknown-sized.
31817 (intra_create_variable_infos): Use a type with pointers for
31818 PARM_NOALIAS, make it unknown-sized.
31820 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
31823 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
31825 2009-02-18 Jason Merrill <jason@redhat.com>
31828 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
31829 value if DECL_EXTERNAL.
31830 * tree-sra.c (sra_walk_gimple_assign): Likewise.
31831 * target.h (gcc_target::binds_local_p): Clarify "module".
31832 * tree.h (TREE_PUBLIC): Clarify "module".
31834 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
31837 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
31838 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
31840 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
31843 * c.opt (Wabi): Support C and ObjC.
31846 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
31848 * config/i386/i386.c (classify_argument): Warn once about the ABI
31849 change when passing union with long double.
31851 * doc/invoke.texi: Update -Wabi for warning psABI changes.
31853 2009-02-18 Joseph Myers <joseph@codesourcery.com>
31856 * c-parser.c (c_parser_compound_statement): Always enter and leave
31859 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
31862 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
31864 2009-02-18 Jakub Jelinek <jakub@redhat.com>
31866 PR tree-optimization/36922
31867 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
31868 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
31871 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
31873 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
31876 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
31878 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
31880 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
31882 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
31885 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
31886 Richard Sandiford <rdsandiford@googlemail.com>
31888 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
31889 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
31890 (loongson_biadd): ...this.
31892 2009-02-17 Richard Guenther <rguenther@suse.de>
31894 PR tree-optimization/39202
31895 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
31896 a var make sure to follow existing collapses.
31898 2009-02-17 Richard Guenther <rguenther@suse.de>
31900 PR middle-end/39214
31901 * langhooks.c (lhd_print_error_function): Check for NULL block.
31903 2009-02-17 Richard Guenther <rguenther@suse.de>
31905 PR tree-optimization/39204
31906 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
31909 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
31911 * config/soft-fp/double.h: Update from glibc CVS.
31913 2009-02-17 Richard Guenther <rguenther@suse.de>
31915 PR tree-optimization/39207
31916 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
31917 strict-aliasing warnings for pointers pointing to NULL.
31919 2009-02-16 Joseph Myers <joseph@codesourcery.com>
31922 * c-parser.c (c_parser_braced_init): Call pop_init_level when
31923 skipping until next close brace.
31925 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
31928 * config/i386/i386.c (ix86_expand_push): Set memory alignment
31929 to function argument boundary.
31931 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
31933 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
31934 in the lea_add. Reload eventually constraints it properly.
31935 * config/picochip/constraints.md: Remove the target constraint
31936 "b", since it is not needed anymore.
31938 2009-02-16 Jakub Jelinek <jakub@redhat.com>
31940 * gthr-dce.h: Uglify function parameter and local variable names.
31941 * gthr-gnat.h: Likewise.
31942 * gthr-mipssde.h: Likewise.
31943 * gthr-nks.h: Likewise.
31944 * gthr-posix95.h: Likewise.
31945 * gthr-posix.h: Likewise.
31946 * gthr-rtems.h: Likewise.
31947 * gthr-single.h: Likewise.
31948 * gthr-solaris.h: Likewise.
31949 * gthr-tpf.h: Likewise.
31950 * gthr-vxworks.h: Likewise.
31951 * gthr-win32.h: Likewise.
31953 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
31956 * config/i386/i386.md: Restrict the new peephole2 to move
31957 between MMX/SSE registers.
31959 2009-02-15 Richard Guenther <rguenther@suse.de>
31962 2009-02-13 Richard Guenther <rguenther@suse.de>
31964 * configure.ac: Enable LFS.
31965 * configure: Re-generate.
31966 * config.in: Likewise.
31968 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
31970 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
31971 spu_srqwbyte, spu_srqwbytebc): Define.
31972 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
31973 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
31974 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
31975 "shrqby_<mode>"): New insn-and-split patterns.
31976 * config/spu/spu.c (expand_builtin_args): Determine and return
31977 number of operands using spu_builtin_description data.
31978 (spu_expand_builtin_1): Use it.
31980 2009-02-13 Steve Ellcey <sje@cup.hp.com>
31983 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
31986 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
31989 * config/i386/i386.c (override_options): Correct warning
31990 messages for -malign-loops, -malign-jumps and -malign-functions.
31992 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
31995 * config/i386/i386.md: Restrict the new peephole2 to move
31996 between the general purpose registers.
31998 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
32001 * config/i386/i386.c (type_natural_mode): Add a new argument.
32002 Return the original mode and warn ABI change if vector size is 32byte.
32003 (function_arg_advance): Updated.
32004 (function_arg): Likewise.
32005 (ix86_function_value): Likewise.
32006 (ix86_return_in_memory): Likewise.
32007 (ix86_sol10_return_in_memory): Likewise.
32008 (ix86_gimplify_va_arg): Likewise.
32009 (function_arg_32): Don't warn ABX ABI change here.
32010 (function_arg_64): Likewise.
32012 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
32014 * loop-iv.c (implies_p): In the final case, test that operands 0
32015 of the two comparisons match.
32017 * config/bfin/bfin.c (find_prev_insn_start): New function.
32018 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
32019 (find_next_insn_start): Move.
32021 2009-02-13 Richard Guenther <rguenther@suse.de>
32023 * configure.ac: Enable LFS.
32024 * configure: Re-generate.
32025 * config.in: Likewise.
32027 2009-02-13 Joseph Myers <joseph@codesourcery.com>
32030 * c-parser.c (c_parser_parms_list_declarator): Discard pending
32031 sizes on syntax error after some arguments have been parsed.
32033 2009-02-12 Jakub Jelinek <jakub@redhat.com>
32035 * doc/invoke.texi (-fira): Remove.
32037 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
32039 * caller-save.c: Replace regclass.c with reginfo.c in comments.
32040 * recog.c: Likewise.
32043 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
32045 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
32046 (umul_ppmm): Likewise.
32047 (count_leading_zeros): Likewise.
32048 (count_trailing_zeros): Likewise.
32049 (UMUL_TIME): Likewise.
32051 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
32053 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
32054 soft-fp/t-softfp to tmake_file.
32056 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
32057 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
32058 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
32059 IA64_BUILTIN_INFQ]: New.
32060 (ia64_init_builtins): Initialize __builtin_infq,
32061 __builtin_fabsq and __builtin_copysignq if not HPUX.
32062 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
32063 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
32065 * config/ia64/lib1funcs.asm (__divtf3): Define only if
32067 (__fixtfti): Likewise.
32068 (__fixunstfti): Likewise.
32069 (__floattitf): Likewise.
32071 * config/ia64/libgcc-glibc.ver: New.
32072 * config/ia64/t-fprules-softfp: Likewise.
32073 * config/ia64/sfp-machine.h: Likewise.
32075 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
32076 (LIBGCC2_TF_CEXT): Likewise.
32077 (TF_SIZE): Likewise.
32078 (TARGET_INIT_LIBFUNCS): Likewise.
32080 * config/ia64/t-glibc (SHLINB_MAPFILES):
32081 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
32083 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
32085 * config/i386/i386.c (construct_container): Rewrite processing
32086 BLKmode with X86_64_SSE_CLASS.
32088 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
32091 * config/i386/i386.md: Replace simplify_replace_rtx with
32092 replace_rtx in the new peephole2.
32094 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
32096 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
32097 loop unrolling do not happen at -O2.
32099 2009-02-12 Michael Matz <matz@suse.de>
32101 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
32103 2009-02-12 Jakub Jelinek <jakub@redhat.com>
32105 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
32108 2009-02-12 Ben Elliston <bje@au.ibm.com>
32110 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
32111 patterns when updating the back chain. Missed in the 2009-02-10
32114 2009-02-11 Janis Johnson <janis187@us.ibm.com>
32116 * doc/extend.texi (Decimal Floating Types): Update identifier of
32117 draft TR and list of missing support.
32119 2009-02-11 Jakub Jelinek <jakub@redhat.com>
32121 PR middle-end/39154
32122 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
32123 bit to variable length decl's flags, add it also to its
32124 pointer replacement variable.
32126 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
32127 Jakub Jelinek <jakub@redhat.com>
32130 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
32131 (memory_blockage): New expander.
32132 (*memory_blockage): New insn pattern.
32133 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
32134 instead of general blockage at the end of function prologue when
32135 frame pointer is used to access red zone area. Do not emit blockage
32136 when profiling, it is emitted in generic code.
32137 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
32138 function epilogue when frame pointer is used to access red zone area.
32140 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
32143 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
32144 by arithmetic with memory operands.
32145 * config/i386/predicates.md (commutative_operator): New.
32147 2009-02-10 Janis Johnson <janis187@us.ibm.com>
32149 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
32152 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
32154 * alias.h (record_alias_subset): Declare.
32155 * alias.c (record_alias_subset): Make global.
32157 2009-02-10 Nick Clifton <nickc@redhat.com>
32159 * tree-parloops.c: Change license to GPLv3.
32160 * ipa-struct-reorg.c: Change license to GPLv3.
32161 * ipa-struct-reorg.h: Change license to GPLv3.
32163 2009-02-10 Steve Ellcey <sje@cup.hp.com>
32166 * c-decl.c (start_struct): Return NULL on error.
32168 2009-02-10 Jakub Jelinek <jakub@redhat.com>
32170 PR middle-end/39124
32171 * cfgloopmanip.c (remove_path): Call remove_bbs after
32172 cancel_loop_tree, not before it.
32175 * function.h (struct function): Add has_local_explicit_reg_vars bit.
32176 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
32177 VAR_DECLs were seen.
32178 * tree-ssa-live.c (remove_unused_locals): Recompute
32179 cfun->has_local_explicit_reg_vars.
32180 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
32181 copies or clearings if cfun->has_local_explicit_reg_vars.
32183 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
32186 * config/i386/i386.c (expand_prologue): Emit blockage at the end
32187 of function prologue when frame pointer is used to access
32190 2009-02-10 Richard Guenther <rguenther@suse.de>
32192 PR middle-end/39127
32193 * gimplify.c (gimple_regimplify_operands): Always look if
32194 we need to create a temporary.
32196 2009-02-10 Richard Guenther <rguenther@suse.de>
32198 PR tree-optimization/39132
32199 * tree-loop-distribution.c (todo): New global var.
32200 (generate_memset_zero): Trigger TODO_rebuild_alias.
32201 (tree_loop_distribution): Return todo.
32203 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
32206 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
32207 (x86_64_reg_class_name): Removed.
32208 (classify_argument): Return 0 if bytes > 32. Return 0 if the
32209 first one isn't X86_64_SSE_CLASS or any other ones aren't
32210 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
32211 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
32212 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
32213 and 3 X86_64_SSEUP_CLASS.
32214 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
32215 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
32217 2009-02-10 Ben Elliston <bje@au.ibm.com>
32219 * config/rs6000/rs6000.md (allocate_stack): Always use an update
32220 form instruction to update the stack back chain word, even if the
32221 user has disabled the generation of update instructions.
32222 (movdi_<mode>_update_stack): New.
32223 (movsi_update_stack): Likewise.
32224 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
32225 always use an update form instruction to update the stack back
32228 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
32230 PR middle-end/38953
32231 * graphite.c (if_region_set_false_region): After moving a region in
32232 the false branch of a condition, remove the empty dummy basic block.
32233 (gloog): Remove wrong fix for PR38953.
32235 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
32237 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
32238 generation due to implicit sign extension.
32240 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
32242 PR middle-end/38981
32243 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
32244 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
32246 2009-02-09 Richard Guenther <rguenther@suse.de>
32248 PR middle-end/35202
32249 * convert.c (convert_to_real): Disable (float)fn((double)x)
32250 to fnf(x) conversion if errno differences may occur and
32251 -fmath-errno is set.
32253 2009-02-07 Anatoly Sokolov <aesok@post.ru>
32255 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
32256 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
32257 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
32259 2009-02-06 Joseph Myers <joseph@codesourcery.com>
32262 * c-common.c (handle_alias_attribute): Disallow attribute for
32263 anything not a FUNCTION_DECL or VAR_DECL.
32265 2009-02-06 Janis Johnson <janis187@us.ibm.com>
32268 * real.c (do_compare): Special-case compare of zero against
32269 decimal float value.
32271 2009-02-06 Joseph Myers <joseph@codesourcery.com>
32274 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
32275 as indicating flexible array members unless the field itself is
32276 being declarared as the incomplete array.
32278 2009-02-06 Jan Hubicka <jh@suse.cz>
32280 PR tree-optimization/38844
32281 * ipa-inline.c (try_inline): Stop inlining recursion when edge
32282 is already inlined.
32284 2009-02-06 Richard Guenther <rguenther@suse.de>
32286 PR middle-end/38977
32287 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
32288 fork because we may expand it as __gcov_fork.
32290 2009-02-06 Nick Clifton <nickc@redhat.com>
32292 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
32294 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
32296 PR tree-optimization/35659
32297 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
32298 vn_phi_eq): Shortcut if hashcode does not match.
32299 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
32301 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
32302 and avoid iterative_hash_expr.
32303 (FOR_EACH_VALUE_ID_IN_SET): New.
32304 (value_id_compare): Remove.
32305 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
32306 sort expressions by value id.
32308 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
32311 * config/sh/predicates.md (general_movsrc_operand): Don't check
32312 the subreg of system registers here.
32314 2009-02-05 Jakub Jelinek <jakub@redhat.com>
32317 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
32318 on the copied decl.
32320 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
32322 PR rtl-optimization/39110
32323 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
32324 addresses, not aligned ones.
32326 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
32327 Richard Guenther <rguenther@suse.de>
32329 PR tree-optimization/39100
32330 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
32331 comment says and add edges.
32333 2009-02-05 Joseph Myers <joseph@codesourcery.com>
32336 * c-common.c (handle_tls_model_attribute): Ignore attribute for
32337 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
32339 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
32341 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
32342 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
32343 register_bb_in_sese, new_sese, free_sese): Moved.
32344 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
32345 outermost_loop_in_scop, build_scop_iteration_domain,
32346 expand_scalar_variables_ssa_name, get_vdef_before_scop,
32347 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
32348 Use loop_in_sese_p instead of loop_in_scop_p.
32349 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
32350 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
32351 (scopdet_basic_block_info): Fix bug in scop detection.
32352 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
32353 eq_loop_to_cloog_loop): Remove.
32354 (nb_loops_around_loop_in_scop, nb_loop
32355 ref_nb_loops): Moved here...
32356 * graphite.h (ref_nb_loops): ... from here.
32357 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
32358 (loop_domain_dim, loop_iteration_vector_dim): Remove.
32359 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
32361 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
32362 Hans-Peter Nilsson <hp@axis.com>
32364 PR rtl-optimization/37889
32365 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
32366 Move offset handling from PLUS to before the switch. Use new
32367 arguments when considering SYMBOL_REFs too.
32368 (rtx_addr_can_trap_p): Pass dummy offset and size.
32369 (enum may_trap_p_flags): Remove.
32370 (may_trap_p_1): Pass size from MEM_SIZE.
32372 PR rtl-optimization/38921
32373 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
32374 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
32375 * rtlanal.c (may_trap_after_code_motion_p): Delete.
32376 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
32378 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
32380 AVX Programming Reference (January, 2009)
32381 * config/i386/sse.md (*vpclmulqdq): New.
32383 2009-02-04 Jakub Jelinek <jakub@redhat.com>
32385 PR tree-optimization/38977
32386 PR gcov-profile/38292
32387 * calls.c (special_function_p): Disregard __builtin_ prefix.
32389 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
32391 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
32392 non-indexable addresses even before reload.
32394 2009-02-03 Joseph Myers <joseph@codesourcery.com>
32397 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
32398 as having variable size. Do not give an error for unnamed
32399 parameters with [*] declarators. Give a warning for type names
32400 with [*] declarators and mark them as variable size.
32401 * c-parser.c (c_parser_sizeof_expression): Do not give an error
32402 for sizeof applied to [*] type names.
32404 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
32407 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
32409 2009-02-03 Jakub Jelinek <jakub@redhat.com>
32411 * gcc.c (process_command): Update copyright notice dates.
32412 * gcov.c (print_version): Likewise.
32413 * gcov-dump.c (print_version): Likewise.
32414 * mips-tfile.c (main): Likewise.
32415 * mips-tdump.c (main): Likewise.
32417 2009-02-03 Joseph Myers <joseph@codesourcery.com>
32420 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
32421 for composite type involving a zero-length array type.
32423 2009-02-03 Jakub Jelinek <jakub@redhat.com>
32426 * function.c (match_asm_constraints_1): Skip over
32427 initial optional % in the constraint.
32429 PR inline-asm/39059
32430 * c-parser.c (c_parser_postfix_expression): If fixed point is not
32431 supported, don't accept FIXED_CSTs.
32432 * c-decl.c (finish_declspecs): Error if fixed point is not supported
32433 and _Sat is used without _Fract/_Accum. Set specs->type to
32434 integer_type_node for cts_fract/cts_accum if fixed point is not
32437 2009-02-02 Catherine Moore <clm@codesourcery.com>
32439 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
32441 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
32443 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
32444 (ABI_HAS_64BIT_SYMBOLS): Use it.
32445 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
32447 2009-02-02 Paul Brook <paul@codesourcery.com>
32449 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
32451 2009-02-02 Jakub Jelinek <jakub@redhat.com>
32453 PR inline-asm/39058
32454 * recog.h (asm_operand_ok): Add constraints argument.
32455 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
32456 recurse on matching constraint.
32457 (check_asm_operands): Pass constraints as 3rd argument to
32458 asm_operand_ok. Don't look up matching constraint here.
32459 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
32462 2009-02-02 Ben Elliston <bje@au.ibm.com>
32464 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
32465 TARGET_NARROW_VOLATILE_BITFIELD macro names.
32467 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
32469 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
32470 information. Remove some obsolete information. Reorganize.
32472 * config/pa/fptr.c: Revert license to GPL 2.
32473 * config/pa/milli64.S: Likewise.
32475 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
32478 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
32479 LIBRARY name in, instead of hard-coding it.
32480 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
32481 extra target make frag to tmake_files according to EH model.
32482 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
32483 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
32484 frags that define makefile variable EH_MODEL appropriately.
32485 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
32486 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
32487 to "-sjlj" according to type of EH configured.
32488 (LIBGCC_SONAME): Concatenate it to shared library base name.
32489 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
32490 to "_sjlj" according to type of EH configured.
32491 (LIBGCC_SONAME): Concatenate it to shared library base name.
32492 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
32493 (SHLIB_LINK): Add missing semicolon to if-else construct.
32494 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
32495 string value of "pe_dll" command-line option.
32496 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
32497 (SHLIB_SONAME): Use it when overriding t-cygming default.
32498 (SHLIB_IMPLIB): Override t-cygming default.
32499 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
32500 string value of "pe_dll" command-line option.
32502 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
32505 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
32506 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
32508 2009-01-31 Richard Guenther <rguenther@suse.de>
32510 PR tree-optimization/38937
32511 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
32512 computing the transitive closure.
32514 2009-01-30 Richard Guenther <rguenther@suse.de>
32516 PR tree-optimization/39041
32517 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
32518 Propagate variable indices only if the types match for this stmt.
32520 2009-01-30 Jakub Jelinek <jakub@redhat.com>
32523 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
32524 inline but never defined.
32526 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
32528 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
32529 (*insv_h_di_reg_extimm): New insn.
32530 (*insv_l<mode>_reg_extimm): New insn.
32532 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
32534 * config/picochip/picochip.c (flag_conserve_stack): set
32535 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
32536 fconserve-stack. Reduce call-overhead used by inliner.
32538 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
32541 * common.opt (flag_conserve_stack): Initialised to zero.
32543 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
32546 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
32547 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
32550 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
32552 * ira-color.c (allocno_reload_assign): Update comments.
32553 * regmove.c (regmove_optimize): Likewise.
32557 2009-01-29 Robert Millan <rmh@aybabtu.com>
32559 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
32560 * config/i386/kopensolaris-gnu.h: New file. Undefine
32561 `MD_UNWIND_SUPPORT'.
32562 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
32564 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
32566 PR tree-optimization/39007
32567 * tree-loop-distribution.c (generate_builtin): Use
32568 recompute_dominator to compute the immediate dominator of the
32569 basic block just after the loop.
32571 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
32573 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
32574 (ASM_OUTPUT_DWARF_PCREL): Define.
32576 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
32578 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
32579 * doc/passes.texi: Remove entries about regclass, local-alloc, and
32580 global. Modify entries about regmove and IRA.
32582 * ra-conflict.c: Remove the file.
32584 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
32586 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
32587 (pass_regclass_init): Rename to pass_reginfo_init.
32589 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
32591 * toplev.h (flag_ira): Remove.
32593 * caller-save.c (setup_save_areas): Remove flag_ira.
32595 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
32597 * global.c: Remove the file.
32599 * opts.c (decode_options): Remove flag_ira.
32601 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
32603 * regmove.c: Modify file description.
32604 (find_use_as_address, try_auto_increment): Define them only if
32605 AUTO_INC_DEC is defined.
32606 (replacement_quality, replace_in_call_usage, fixup_match_1,
32607 stable_and_no_regs_but_for_p): Remove.
32608 (reg_set_in_bb): Make it static.
32609 (regmove_optimize): Remove flag_ira and code which worked for
32612 * local-alloc.c: Remove the file.
32614 * common.opt (fira): Remove.
32616 * ira.c: Include except.h.
32617 (eliminable_regset): Move from global.c.
32618 (mark_elimination): Ditto. Remove flag_ira.
32619 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
32620 equiv_mem_modified, validate_equiv_mem_from_store,
32621 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
32622 contains_replace_regs, memref_referenced_p, memref_used_between_p,
32623 no_equiv, recorded_label_ref): Move from local-alloc.c.
32624 (update_equiv_regs): Ditto. Make it static.
32625 (print_insn_chain, print_insn_chains): Move it from global.c.
32626 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
32627 (build_insn_chain): Ditto. Make it static.
32628 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
32629 Rename to init_live_subregs.
32630 (gate_ira): Remove flag_ira.
32632 * regclass.c: Rename reginfo.c. Change file description.
32633 (FORBIDDEN_INC_DEC_CLASSES): Remove.
32634 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
32635 (init_reg_sets_1): Remove code for evaluation of
32636 reg_class_superclasses and losing_caller_save_reg_set.
32637 (init_regs): Remove init_reg_autoinc.
32638 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
32639 ok_for_base_p_nonstrict): Remove.
32640 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
32641 (pass_regclass_init): Rename to pass_reginfo_init. Modify
32642 corresponding entries.
32643 (dump_regclass, record_operand_costs, scan_one_insn,
32644 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
32645 record_address_regs, auto_inc_dec_reg_p): Remove.
32646 (gt-regclass.h): Rename to gt-reginfo.h.
32648 * rtl.h (dump_global_regs, retry_global_alloc,
32649 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
32651 * Makefile.in (RA_H): Remove.
32652 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
32653 Rename regclass.o to reginfo.o.
32654 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
32656 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
32657 (GTFILES): Rename regclass.c to reginfo.c.
32659 * passes.c (init_optimization_passes): Remove pass_local_alloc and
32660 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
32662 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
32663 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
32665 (finish_spills): Ditto. Remove code for !flag_ira.
32667 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
32669 PR middle-end/35854
32670 * doc/invoke.texi (rtl debug options): Complete rewrite.
32671 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
32673 * mode-switching.c (pass_mode_switching): Rename pass from
32674 "mode-sw" to "mode_sw".
32675 * except.c (pass_convert_to_eh_ranges): Rename pass from
32676 "eh-ranges" to "eh_ranges".
32677 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
32681 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
32682 Alexander Monakov <amonakov@ispras.ru>
32684 PR middle-end/38857
32685 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
32687 (move_exprs_to_boundary): Change return type and pass through
32688 should_move from move_op. Relax assert. Update usage ...
32689 (schedule_expr_on_boundary): ... here. Use should_move instead of
32691 (move_op_orig_expr_found): Indicate that insn was disconnected from
32693 (code_motion_process_successors): Do not call after_merge_succs
32694 callback if original expression was not found when traversing any of
32696 (code_motion_path_driver): Change return type. Update prototype.
32697 (move_op): Update comment. Add a new parameter (should_move). Update
32698 prototype. Set *should_move based on indication provided by
32699 move_op_orig_expr_found.
32701 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
32703 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
32704 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
32705 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
32706 * config/rs6000/rs6000.c (rs6000_override_options): Default
32707 avoid-indexed-addresses on for Power6, off for everything else.
32708 (avoiding_indexed_address_p): New function.
32709 (rs6000_legitimize_address): Use it.
32710 (rs6000_legitimate_address): Likewise.
32711 * config/rs6000/rs6000.md (movXX_updateX): Likewise
32713 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
32715 PR tree-optimization/38997
32716 * tree-loop-distribution.c (generate_memset_zero): Use
32717 POINTER_PLUS_EXPR for a pointer addition.
32719 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
32721 * config/s390/s390.md (bswap<mode>2): New pattern added.
32723 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
32725 * config/s390/s390.md (*tls_load_31): Added type attribute.
32727 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
32729 * config/s390/s390.md: Fix a few comments.
32731 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
32733 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
32734 (*tm<mode>_full): Fixed z10prop attribute.
32735 (*tst<mode>_extimm): Fixed z10prop attribute.
32736 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
32737 (*tstqiCCT_cconly): Fixed z10prop attribute.
32738 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
32739 (*movsi_larl): Fixed z10prop attribute.
32740 (*movsi_zarch): Fixed z10prop attribute.
32741 (*movsi_eas): Fixed z10prop attribute.
32742 (*movhi): Fixed z10prop attribute.
32743 (*movqi): Fixed z10prop attribute.
32744 (*movstrictqi): Fixed z10prop attribute.
32745 (*mov<mode>): Fixed z10prop attribute.
32746 (*movcc): Fixed z10prop attribute.
32747 (*sethighpartdi_64): Fixed z10prop attribute.
32748 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
32749 (*negdi2_sign_cc): Fixed z10prop attribute.
32750 (*negdi2_sign): Fixed z10prop attribute.
32751 (*absdi2_sign_cc): Fixed z10prop attribute.
32752 (*absdi2_sign): Fixed z10prop attribute.
32753 (*negabsdi2_sign_cc): Fixed z10prop attribute.
32754 (*negabsdi2_sign): Fixed z10prop attribute.
32755 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
32756 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
32757 (doloop_si64): Fixed z10prop attribute.
32758 (doloop_si31): Fixed z10prop attribute.
32759 (doloop_long): Fixed z10prop attribute.
32760 (indirect_jump): Fixed z10prop attribute.
32761 (nop): Fixed z10prop attribute.
32762 (main_base_64): Fixed z10prop attribute.
32763 (reload_base_64): Fixed z10prop attribute.
32765 2009-01-28 Jakub Jelinek <jakub@redhat.com>
32767 PR rtl-optimization/38740
32768 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
32770 * config/mips/mips.c (mips_reorg): Likewise.
32772 2009-01-28 Richard Guenther <rguenther@suse.de>
32774 PR tree-optimization/38926
32775 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
32776 with the correct value id to a value.
32777 (do_regular_insertion): Use the value number of edoubleprime
32778 for the value number of the expr.
32781 2008-08-21 Richard Guenther <rguenther@suse.de>
32783 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
32784 a PHI ask VN if it is already available.
32785 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
32786 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
32788 2009-01-28 Jakub Jelinek <jakub@redhat.com>
32790 PR middle-end/38934
32791 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
32792 set to varying whenever max has TREE_OVERFLOW set, similarly
32793 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
32795 2009-01-28 Richard Guenther <rguenther@suse.de>
32797 PR middle-end/38908
32798 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
32799 uninitialized aggregate uses in call arguments.
32801 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
32803 PR tree-optimization/38984
32804 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
32805 the nothing_id variable if -fno-delete-null-pointer-checks.
32807 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
32810 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
32811 (set_got_offset_rex64): Ditto.
32813 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
32816 * doc/extend.texi: Improve local variable with asm reg.
32818 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
32820 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
32821 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
32822 was not supplied then set warn_packed_bitfield_compat to the
32823 default value of 1.
32824 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
32827 2009-01-27 Richard Guenther <rguenther@suse.de>
32829 PR tree-optimization/38503
32830 * cfgexpand.c (expand_gimple_basic_block): Ignore
32831 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
32832 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
32833 variables that cannot have TBAA applied.
32834 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
32837 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
32839 PR middle-end/38969
32840 * calls.c (initialize_argument_information): Do not wrap complex
32841 arguments in SAVE_EXPR.
32843 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
32845 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
32846 (INSTALL_LIBGCC): Revert typo commit.
32848 2009-01-26 Richard Guenther <rguenther@suse.de>
32850 PR tree-optimization/38745
32851 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
32852 from special handling.
32854 2009-01-26 Richard Guenther <rguenther@suse.de>
32856 PR tree-optimization/38745
32857 * tree-ssa.c (execute_update_addresses_taken): Do not include
32858 variables that cannot possibly be a register in not_reg_needs.
32859 Do not clear TREE_ADDRESSABLE on vars that may not become
32861 * tree-ssa.c (update_alias_info_1): Include those in the set
32862 of addressable vars.
32864 2009-01-26 Richard Guenther <rguenther@suse.de>
32866 PR middle-end/38851
32867 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
32868 * tree-ssa-dse.c: Include langhooks.h
32869 (execute_simple_dse): Remove stores with zero size.
32871 2009-01-24 Jakub Jelinek <jakub@redhat.com>
32874 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
32877 2009-01-24 Julian Brown <julian@codesourcery.com>
32879 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
32880 config/arm/linux-atomic.c.
32881 * config/arm/linux-atomic.c: New.
32883 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
32885 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
32886 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
32887 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
32889 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
32892 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
32895 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
32897 PR tree-optimization/38953
32898 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
32899 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
32900 (gloog): Split the exit of the scop when the scop exit is a loop exit.
32901 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
32904 2009-01-24 Paul Brook <paul@codesourcery.com>
32906 * config/arm/neon.md (neon_type): Move to arm.md.
32907 (neon_mov<VSTRUCT>): Add neon_type attribute.
32908 * config/arm/arm.md (neon_type): Move to here.
32909 (conds): Add "unconditioal" and use as default for NEON insns.
32911 2009-01-24 Ben Elliston <bje@au.ibm.com>
32913 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
32914 void *' warning from -Wc++-compat.
32915 * Makefile.in (dominance.o-warn): Remove.
32917 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
32919 PR tree-optimization/38932
32920 * fold-const.c (fold_unary_ignore_overflow): New.
32921 * tree.h (fold_unary_ignore_overflow): Declare.
32922 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
32923 * tree-ssa-sccvn.c (visit_reference_op_load,
32924 simplify_unary_expression): Likewise.
32926 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
32928 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
32929 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
32930 regardless of their type.
32931 * c-common.c (handle_packed_attribute): Don't ignore packed on
32933 * c.opt (Wpacked-bitfield-compat): New warning option.
32934 * stor-layout.c (place_field): Warn if offset of a field changed.
32935 * doc/extend.texi (packed): Mention the ABI change.
32936 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
32937 (Warning Options): Add it to the list.
32939 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
32941 * c-opts.c (c_common_post_options): Fix a typo in comments.
32943 2009-01-22 Steve Ellcey <sje@cup.hp.com>
32945 PR middle-end/38615
32946 * gimplify.c (gimplify_init_constructor): Fix promotion of const
32947 variables to static.
32948 * doc/invoke.texi (-fmerge-all-constants): Update description.
32950 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
32953 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
32954 (*movdi_1_rex64): Use type "mmx" for alternative 5.
32956 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
32958 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
32960 (LOCAL_ALIGNMENT): Similarly.
32962 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
32963 Joseph Myers <joseph@codesourcery.com>
32965 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
32966 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
32967 * config/arm/arm-tune.md: Regenerate.
32968 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
32971 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
32973 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
32974 version number to five.
32976 2009-01-22 Dodji Seketeli <dodji@redhat.com>
32979 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
32980 * c-common.c (set_underlying_type): Likewise.
32981 (is_typedef_decl ): Likewise
32983 (set_underlying_type): Likewise.
32984 (is_typedef_type): Likewise.
32986 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
32988 PR middle-end/38587
32989 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
32992 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
32995 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
32996 (LIBGCC_SPEC): Don't define.
32997 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
32999 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
33001 PR rtl-optimization/38879
33002 * alias.c (base_alias_check): Unaligned access via AND address can
33003 alias all surrounding object types except those with sizes equal
33004 or wider than the size of unaligned access.
33006 2009-01-21 Dodji Seketeli <dodji@redhat.com>
33009 * c-decl.c (clone_underlying_type): Move this ...
33010 * c-common.c (set_underlying_type): ... here.
33011 Also, make sure the function properly sets TYPE_STUB_DECL() on
33012 the newly created typedef variant type.
33013 (is_typedef_decl ): New entry point.
33014 * tree.h: Added a new member member_types_needing_access_check to
33015 struct tree_decl_non_common.
33016 (set_underlying_type): New entry point.
33017 (is_typedef_type): Likewise.
33019 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
33021 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
33022 Check whether two instructions have memory references that
33023 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
33024 are helper functions for traversing.
33025 * alias.h (insn_alias_sets_confilict_p): New prototypes.
33026 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
33027 not to draw dependency edge for instructions with non-conflicting
33030 2009-01-20 Joseph Myers <joseph@codesourcery.com>
33033 * longlong.h: Update copyright years. Use soft-fp license notice.
33034 Sync __clz_tab declaration with glibc.
33036 2009-01-20 Steve Ellcey <sje@cup.hp.com>
33039 * doc/extend.texi (syscall_linkage): New.
33040 (version_id): Modify.
33042 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
33043 Richard Guenther <rguenther@suse.de>
33045 PR tree-optimization/38747
33046 PR tree-optimization/38748
33047 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
33048 conversion if the base address is an indirect reference and the
33049 aliasing sets could cause issues.
33051 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
33053 * common.opt (fgraphite, fgraphite-identity): Add comment for
33054 explaining why these options are not documented.
33056 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
33058 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
33059 gimple_call_lhs is NULL.
33061 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
33064 * emit-rtl.c (adjust_address_1): Make sure memref is never
33067 2009-01-20 Ben Elliston <bje@au.ibm.com>
33069 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
33070 const qualifier from arg parameter. Remove unnecessary cast to char *.
33071 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
33072 const qualifier from arg 2.
33074 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
33076 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
33078 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
33081 * rtl.h (reinit_regs): New prototype.
33082 * regclass.c: Include ira.h.
33083 (reinit_regs): New.
33084 * Makefile.in (regclass.o): Add ira.h.
33085 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
33087 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
33090 * c-common.c (handle_aligned_attribute): Use
33091 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
33092 default alignment value.
33094 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
33096 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
33097 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
33099 * doc/extend.texi: Update __attribute__ ((aligned)). Document
33100 __BIGGEST_ALIGNMENT__.
33102 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
33104 2009-01-18 Richard Guenther <rguenther@suse.de>
33106 PR tree-optimization/38819
33107 * tree-flow.h (operation_could_trap_helper_p): Declare.
33108 * tree-eh.c (operation_could_trap_helper_p): Export.
33109 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
33110 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
33111 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
33112 are about to insert a possibly trapping instruction and fail
33115 2009-01-18 Andreas Schwab <schwab@suse.de>
33117 * doc/install.texi (Configuration): Remove obsolete paragraph
33118 about use of --with-gnu-ld with --with-gnu-as.
33120 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
33122 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
33123 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
33124 Follow spelling conventions.
33126 2009-01-18 Ben Elliston <bje@au.ibm.com>
33128 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
33129 C++ warning about implicit conversion from void * to struct
33131 (bitmap_obstack_free): Likewise for bitmap_element *.
33132 * Makefile.in (bitmap.o-warn): Remove.
33134 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
33136 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
33138 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
33139 Tobias Grosser <tobi.grosser@amd.com>
33141 * graphite.c (graphite_trans_scop_block): Do not block single
33144 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
33146 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
33147 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
33148 test with assertion.
33150 2009-01-16 Richard Guenther <rguenther@suse.de>
33152 PR tree-optimization/38835
33153 PR middle-end/36227
33154 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
33155 and INT + PTR -> (INT)(PTR p+ INT) folding.
33156 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
33158 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
33161 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
33162 the subreg from a lowpart subreg if it is also casting the value.
33164 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
33165 Tobias Grosser <tobi.grosser@amd.com>
33167 * graphite.c (compare_prefix_loops): New.
33168 (build_scop_canonical_schedules): Rewritten.
33169 (graphite_transform_loops): Move build_scop_canonical_schedules
33170 after build_scop_iteration_domain.
33172 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
33173 Tobias Grosser <tobi.grosser@amd.com>
33175 * graphite.c (add_conditions_to_domain): Add the loops to
33176 the dimension of the iteration domain. Do copy the domain
33177 only when it exists.
33178 (build_scop_conditions_1): Do not call add_conditions_to_domain.
33179 (add_conditions_to_constraints): New.
33180 (can_generate_code_stmt, can_generate_code): Removed.
33181 (gloog): Do not call can_generate_code.
33182 (graphite_transform_loops): Call add_conditions_to_constraints
33183 after building the iteration domain.
33185 2009-01-16 Jakub Jelinek <jakub@redhat.com>
33187 PR tree-optimization/38789
33188 * tree-ssa-threadedge.c
33189 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
33190 __builtin_constant_p.
33192 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
33194 * dce.c (delete_unmarked_insns): Reversed the order that insns are
33195 examined before deleting them.
33197 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
33199 * function.c (aggregate_value_p): Correctly extract the function
33200 type from CALL_EXPR_FN lookup.
33202 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
33204 * config/picochip/picochip.c (picochip_override_options): Revert
33205 CFI asm flag disable commited previously.
33207 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
33208 Tobias Grosser <tobi.grosser@amd.com>
33209 Jan Sjodin <jan.sjodin@amd.com>
33211 * graphite.c (scan_tree_for_params): On substractions negate
33212 all the coefficients of the term.
33213 (clast_to_gcc_expression_red): New. Handle reduction expressions
33214 of more than two operands.
33215 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
33216 (get_vdef_before_scop): Handle also the case of default definitions.
33218 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
33220 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
33221 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
33222 Also use them when walking CALL_INSN_FUNCTION_USAGE.
33224 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
33225 Joey Ye <joey.ye@intel.com>
33227 PR middle-end/37843
33228 * cfgexpand.c (expand_stack_alignment): Don't update stack
33229 boundary nor check incoming stack boundary here.
33230 (gimple_expand_cfg): Update stack boundary and check incoming
33231 stack boundary here.
33233 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
33235 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
33237 2009-01-14 Jakub Jelinek <jakub@redhat.com>
33239 PR rtl-optimization/38245
33240 * calls.c (expand_call): Add stack arguments to
33241 CALL_INSN_FUNCTION_USAGE even for pure calls (when
33242 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
33243 in regs and partially in memory or BLKmode arguments.
33244 (emit_library_call_value_1): Add stack arguments to
33245 CALL_INSN_FUNCTION_USAGE even for pure calls (when
33246 ACCUMULATE_OUTGOING_ARGS).
33247 * dce.c: Include tm_p.h.
33248 (find_call_stack_args): New function.
33249 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
33251 (mark_insn): Call find_call_stack_args for CALL_Ps.
33252 (prescan_insns_for_dce): Walk insns backwards in bb rather than
33253 forwards. Allocate and free arg_stores bitmap if needed, pass it
33254 down to deletable_insn_p, don't mark stores set in arg_stores
33255 bitmap, clear the bitmap at the beginning of each bb.
33256 * Makefile.in (dce.o): Depend on $(TM_P_H).
33258 2009-01-14 Michael Meissner <gnu@the-meissners.org>
33261 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
33262 to make sure the insn is a conditional test (bug 22599). Reformat a
33265 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
33267 PR middle-end/38431
33268 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
33269 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
33270 (gloog): Do not call cleanup_tree_cfg.
33271 (graphite_transform_loops): Call cleanup_tree_cfg after all
33272 scops have been code generated.
33274 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
33275 * doc/gty.texi (Invoking the garbage collector): Added new node
33276 and section documenting ggc_collect.
33278 2009-01-14 Richard Guenther <rguenther@suse.de>
33280 PR tree-optimization/38826
33281 PR middle-end/38477
33282 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
33283 initialization notes only if we actually emitted a warning.
33284 (intra_create_variable_infos): Add constraints for a result decl
33285 that is passed by hidden reference.
33286 (build_pred_graph): Mark all related variables non-direct on
33289 2009-01-14 Nick Clifton <nickc@redhat.com>
33291 * ira-conflicts.c: Include addresses.h for the definition of
33293 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
33294 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
33296 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
33299 * Makefile.in (ira-lives.o): Add except.h.
33301 * ira-lives.c: Include except.h.
33302 (process_bb_node_lives): Process can_throw_internal.
33304 2009-01-13 Jakub Jelinek <jakub@redhat.com>
33306 PR rtl-optimization/38774
33307 * combine.c (simplify_set): When undoing cc_use change, don't do
33308 PUT_CODE on the newly created comparison, but instead put back the
33311 2009-01-13 Joseph Myers <joseph@codesourcery.com>
33313 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
33314 values. Remove duplicate arm8 entry.
33316 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
33318 PR tree-optimization/38786
33319 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
33320 the SSA_NAME case of expand_scalar_variables_expr.
33321 Set the type of an expression to the type of its assign statement.
33322 (expand_scalar_variables_expr): Also gather the scalar computation
33323 used to index the memory access. Do not pass loop_p.
33324 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
33325 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
33326 the gimple_stmt_iterator where it inserts new code.
33327 Do not pass loop_p.
33328 (copy_bb_and_scalar_dependences): Do not pass loop_p.
33329 (translate_clast): Update call to copy_bb_and_scalar_dependences.
33331 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
33333 * graphite.h (debug_value): Removed.
33334 * graphite.c (debug_value): Removed.
33336 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
33338 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
33339 ldrd/strd with two 32-bit instructions.
33341 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
33343 * config/arm/arm.c (struct processors): Pass for speed down into
33344 cost helper functions.
33345 (const_ok_for_op): Handle COMPARE and inequality nodes.
33346 (arm_rtx_costs_1): Rewrite.
33347 (arm_size_rtx_costs): Update prototype.
33348 (arm_rtx_costs): Pass speed down to helper functions.
33349 (arm_slowmul_rtx_costs): Rework cost calculations.
33350 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
33351 (arm_9e_rtx_costs): Likewise.
33353 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
33355 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
33356 relocations of local symbols wider than UNITS_PER_WORD are not valid.
33357 (alpha_legitimize_address): Do not split local symbols wider than
33358 UNITS_PER_WORD into HIGH/LO_SUM parts.
33360 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
33363 * gcc.c (process_command): Replace call to execvp with calls
33364 to pex_one and exit.
33366 2009-01-03 Anatoly Sokolov <aesok@post.ru>
33369 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
33370 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
33371 variant for devices with 3-byte PC.
33372 (__tablejump_elpm__): New.
33374 2009-01-12 Jakub Jelinek <jakub@redhat.com>
33377 * c-parser.c (c_parser_postfix_expression): Allow `->' in
33378 offsetof member-designator, handle it as `[0].'.
33380 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
33382 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
33383 function when not using named sections on targets with named sections
33384 if branch distance is less than 262132.
33386 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
33388 * combine.c (combine_instructions): Recompute
33389 optimize_this_for_speed_p for each BB in the main combine loop.
33391 2009-01-12 Tomas Bily <tbily@suse.cz>
33394 * tree-loop-distribution.c (prop_phis): New function.
33395 (generate_builtin): Call prop_phis.
33397 2009-01-12 Jakub Jelinek <jakub@redhat.com>
33399 PR tree-optimization/38807
33400 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
33401 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
33403 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
33405 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
33406 subreg of op0 to the original op0.
33408 2009-01-11 Laurent GUERBY <laurent@guerby.net>
33410 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
33412 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
33415 * mips-tfile.c (parse_def): Fix parsing of def strings
33416 starting with digits.
33418 2009-01-10 Jakub Jelinek <jakub@redhat.com>
33421 * config/arm/arm.c (arm_is_long_call_p): Don't call
33422 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
33424 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
33426 * regrename.c (regrename_optimize): Fix dumping.
33427 (find_oldest_value_reg): Preserve REG_POINTER.
33428 (copy_hardreg_forward_1): Likewise.
33430 2009-01-09 Diego Novillo <dnovillo@google.com>
33432 * gimple.h (struct gimple_statement_base) <uid>: Document
33433 the restrictions on its use.
33434 (gimple_uid): Tidy.
33435 (gimple_set_uid): Tidy.
33437 2009-01-09 Jakub Jelinek <jakub@redhat.com>
33439 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
33440 zero guard even if align_bytes != 0 and count is smaller than
33443 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
33445 PR rtl-optimization/38495
33446 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
33447 (add_range_and_copies_from_move_list): Print all added ranges.
33448 Add ranges to memory optimized destination.
33450 2009-01-09 Jakub Jelinek <jakub@redhat.com>
33454 * config/i386/i386.c (override_options): Reject
33455 -mstringop-strategy=rep_8byte with -m32.
33456 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
33457 to 1. Do count comparison against epilogue_size_needed at compile
33458 time even when count_exp was constant forced into register. For
33459 size_needed don't jump to epilogue, instead just avoid aligning
33460 and invoke the body algorithm. If need_zero_guard, add zero guard
33461 even if count is non-zero, but smaller than size_needed + number of
33462 bytes that could be stored for alignment.
33463 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
33464 to 1. If need_zero_guard, add zero guard even if count is non-zero,
33465 but smaller than size_needed + number of bytes that could be stored
33466 for alignment. Compare size_needed with epilogue_size_needed instead
33467 of desired_align - align, don't adjust size_needed, pass
33468 epilogue_size_needed to the epilogue expanders.
33471 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
33473 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
33475 * pa.c (last_address): Change to unsigned.
33476 (update_total_code_bytes): Change argument to unsigned. Don't
33477 check if insn addresses are set.
33478 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
33479 addresses are not set.
33480 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
33482 2009-01-09 Nick Clifton <nickc@redhat.com>
33484 * config/sh/symbian.c: Replace uses of DECL_INLINE with
33485 DECL_DECLARED_INLINE_P.
33487 2009-01-09 Jakub Jelinek <jakub@redhat.com>
33489 PR middle-end/38347
33490 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
33491 GET_MODE (op0) in operand_subword_force calls.
33493 PR middle-end/38771
33494 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
33495 fold_convert arg0 operands to TREE_TYPE (op0) first.
33497 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
33499 * params.def (ira-max-conflict-table-size): Decrease default value
33502 2009-01-08 Jakub Jelinek <jakub@redhat.com>
33504 PR tree-optimization/37031
33505 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
33507 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
33508 allocate it using gc instead of heap, use VEC_quick_push instead of
33510 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
33511 instead of heap, use VEC_quick_push instead of VEC_safe_push.
33512 * tree-data-ref.h (struct access_matrix): Change matrix to gc
33513 allocated vector from heap allocated.
33514 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
33515 * tree-loop-linear.c (linear_transform_loops): Allocate nest
33516 vector only after perfect_loop_nest_depth call.
33518 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
33519 Jan Sjodin <jan.sjodin@amd.com>
33521 PR tree-optimization/38559
33522 * graphite.c (debug_value, copy_constraint,
33523 swap_constraint_variables, scale_constraint_variable, ): New.
33524 (get_lower_bound, get_upper_bound): Removed.
33525 (graphite_trans_bb_strip_mine): Clean up this code that works
33526 only for constant number of iterations. Fully copy upper and
33527 lower bound constraints, not only the constant part of them.
33528 * graphite.h (debug_value): Declared.
33530 2009-01-08 Ira Rosen <irar@il.ibm.com>
33532 PR tree-optimization/37194
33533 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
33534 Don't add the cost of cost model guard in prologue to scalar
33535 outside cost in case of known number of iterations.
33537 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
33538 Alan Modra <amodra@bigpond.net.au>
33540 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
33541 non-word-aligned REG+CONST addressing.
33543 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
33546 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
33547 free_after_compilation when outputting a thunk.
33548 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
33549 Do not call free_after_compilation here.
33551 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
33553 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
33554 (ix86_valid_target_attribute_inner_p): Ditto.
33556 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
33558 PR tree-optimization/38492
33559 PR tree-optimization/38498
33560 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
33561 * tree-chrec.h (scev_is_linear_expression): Declared.
33562 * graphite.c (graphite_cannot_represent_loop_niter): New.
33563 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
33564 (graphite_loop_normal_form): Use gcc_assert.
33565 (scan_tree_for_params): Use CASE_CONVERT.
33566 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
33567 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
33568 Use gcc_assert. Discard scops that contain unhandled cases.
33569 (build_scop_conditions): Return a boolean status for unhandled cases.
33570 (strip_mine_profitable_p): Print the loop number, not its depth.
33571 (is_interchange_valid): Pass the depth of the loop nest, don't
33572 recompute it wrongly.
33573 (graphite_trans_bb_block): Same.
33574 (graphite_trans_bb_block): Print tentative of loop blocking.
33575 (graphite_trans_scop_block): Do not print that the loop has been
33577 (graphite_transform_loops): Do not handle scops that contain condition
33580 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
33582 AVX Programming Reference (December, 2008)
33583 * config/i386/avxintrin.h (_mm256_stream_si256): New.
33584 (_mm256_stream_pd): Likewise.
33585 (_mm256_stream_ps): Likewise.
33587 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
33588 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
33589 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
33590 (bdesc_special_args): Add __builtin_ia32_movntdq256,
33591 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
33592 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
33593 (ix86_expand_special_args_builtin): Likewise.
33595 * config/i386/sse.md (AVXMODEDI): New.
33596 (avx_movnt<mode>): Likewise.
33597 (avx_movnt<mode>): Likewise.
33598 (<sse>_movnt<mode>): Remove AVX support.
33599 (sse2_movntv2di): Likewise.
33601 2009-01-07 Richard Guenther <rguenther@suse.de>
33603 PR middle-end/38751
33604 * fold-const.c (extract_muldiv): Remove obsolete comment.
33605 (fold_plusminus_mult_expr): Undo MINUS_EXPR
33606 to PLUS_EXPR canonicalization for the canonicalization.
33608 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
33610 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
33611 hosted cross-compilers generating less efficient code.
33613 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
33615 * function.h (rtl_data): Add a dbr_scheduled_p field.
33616 * reorg.c (dbr_schedule): Set it.
33617 (gate_handle_delay_slots): Check it.
33618 * config/mips/mips.c (mips_base_delayed_branch): Delete.
33619 (mips_reorg): Check flag_delayed_branch instead of
33620 mips_base_delayed_branch.
33621 (mips_override_options): Don't set mips_base_delayed_branch
33622 or flag_delayed_branch.
33624 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
33626 PR rtl-optimization/38426.
33627 * ira.c (ira): Set current_function_is_leaf earlier.
33629 2009-01-06 Jakub Jelinek <jakub@redhat.com>
33631 PR rtl-optimization/38722
33632 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
33633 too early, only set a flag and modify after last possible
33636 2009-01-06 Janis Johnson <janis187@us.ibm.com>
33639 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
33640 * real.c (decimal_single_format): Correct values of emin and emax.
33641 (decimal_double_format): Ditto.
33642 (decimal_quad_format): Ditto.
33643 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
33644 computation of DECnn_MIN and DECnn_MAX for corrected values of
33645 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
33646 __DECnn_MIN__, and adjust its computation for the corrected value
33649 2009-01-06 Jan Hubicka <jh@suse.cz>
33652 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
33654 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
33656 * doc/contrib.texi (Contributors): Slightly adjust the end note.
33657 Add Robert Clark to the list of testers.
33659 2009-01-06 Jan Hubicka <jh@suse.cz>
33660 Kai Tietz <kai.tietz@onevision.com>
33662 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
33663 * config/i386/i386.c (ix86_expand_call): Add clobbers.
33665 2009-01-06 Jan Hubicka <jh@suse.cz>
33666 Kai Tietz <kai.tietz@onevision.com>
33668 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
33670 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
33671 (ix86_nsaved_regs): Count only general purpose regs.
33672 (ix86_nsaved_sseregs): New.
33673 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
33674 to 16 for w64; compute padding and size of sse reg save area.
33675 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
33676 general purpose regs.
33677 (ix86_emit_save_sse_regs_using_mov): New.
33678 (ix86_expand_prologue): Save SSE regs if needed.
33679 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
33680 (ix86_emit_restore_sse_regs_using_mov): New.
33681 (ix86_expand_epilogue): Save SSE regs if needed.
33683 2009-01-06 Jan Hubicka <jh@suse.cz>
33684 Kai Tietz <kai.tietz@onevision.com>
33686 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
33687 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
33688 functions when accumulate outgoing args is off.
33690 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
33693 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
33694 before using pseudos_have_intersected_live_ranges_p.
33696 * ira-int.h (ira_assert): Always define.
33698 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
33700 AVX Programming Reference (December, 2008)
33701 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
33702 (_mm256_permute2_pd): Likewise.
33703 (_mm_permute2_ps): Likewise.
33704 (_mm256_permute2_ps): Likewise.
33705 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
33706 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
33708 * config/i386/i386.c (ix86_builtins): Remove
33709 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
33710 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
33711 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
33712 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
33713 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
33714 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
33715 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
33716 __builtin_ia32_vpermil2ps256.
33717 (ix86_init_mmx_sse_builtins): Updated.
33718 (ix86_expand_args_builtin): Likewise.
33720 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
33722 * pa.c (output_call): Relocate non-jump insns in the delay slot of
33723 long absolute calls when generating PA 2.0 code.
33725 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
33727 PR rtl-optimization/38583
33728 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
33730 * params.def (ira-max-conflict-table-size): New.
33732 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
33734 * ira.h (ira_conflicts_p): New external definition.
33736 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
33737 table. Report this. Return result of building.
33738 (ira_build_conflicts): Use ira_conflicts_p. Check result of
33739 building conflict table.
33741 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
33742 (ira_color): Use ira_conflicts_p.
33744 * global.c: Include ira.h.
33745 (pseudo_for_reload_consideration_p, build_insn_chain): Use
33748 * Makefile.in (global.o): Add ira.h.
33750 * ira-build.c (mark_all_loops_for_removal,
33751 propagate_some_info_from_allocno): New.
33752 (remove_unnecessary_allocnos): Call
33753 propagate_some_info_from_allocno.
33754 (remove_low_level_allocnos): New.
33755 (remove_unnecessary_regions): Add parameter. Call
33756 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
33757 parameter to remove_unnecessary_regions.
33758 (ira_build): Remove all regions but root if the conflict table was
33759 not built. Update conflict hard regs for allocnos crossing calls.
33761 * ira.c (ira_conflicts_p): New global.
33762 (ira): Define and use ira_conflicts_p.
33764 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
33765 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
33766 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
33768 2009-01-06 Ben Elliston <bje@au.ibm.com>
33770 * gengtype-lex.l (YY_NO_INPUT): Define.
33772 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
33775 * c-common.c (handle_vector_size_attribute): Also reject
33776 BOOLEAN_TYPE types.
33778 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
33780 PR tree-optimization/38492
33781 * graphite.c (rename_map_elt, debug_rename_elt,
33782 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
33783 rename_map_elt_info, eq_rename_map_elts,
33784 get_new_name_from_old_name, bb_in_sese_p): Moved around.
33785 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
33786 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
33787 (sese_build_livein_liveouts): New.
33788 (new_sese, free_sese): New.
33789 (new_scop): Call new_sese.
33790 (free_scop): Call free_sese.
33791 (rename_variables_from_edge, rename_phis_end_scop): Removed.
33792 (register_old_new_names): Renamed register_old_and_new_names.
33793 (register_scop_liveout_renames, add_loop_exit_phis,
33794 insert_loop_close_phis, struct igp,
33795 default_liveout_before_guard, add_guard_exit_phis,
33796 insert_guard_phis, copy_renames): New.
33797 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
33798 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
33799 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
33800 (scop_adjust_phis_for_liveouts): New.
33801 (gloog): Call scop_adjust_phis_for_liveouts.
33803 * graphite.h (struct sese): Documented. Added fields liveout,
33804 num_ver and livein.
33805 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
33806 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
33807 (struct scop): Added field liveout_renames.
33808 (SCOP_LIVEOUT_RENAMES): New.
33810 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
33812 PR tree-optimization/38510
33813 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
33814 (translate_clast): Call recompute_all_dominators before
33816 (gloog): Call recompute_all_dominators before graphite_verify.
33818 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
33819 Jan Sjodin <jan.sjodin@amd.com>
33821 PR tree-optimization/38500
33822 * graphite.c (create_sese_edges): Call fix_loop_structure after
33825 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
33827 * config.gcc: Add m32r*-*-rtems*.
33828 * config/m32r/rtems.h: New file.
33830 2009-01-05 Ben Elliston <bje@au.ibm.com>
33832 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
33833 (.po.pox): Likewise.
33834 (po/gcc.pot): Likewise.
33836 2009-01-04 David S. Miller <davem@davemloft.net>
33838 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
33839 (STARTING_FRAME_OFFSET): Always set to zero.
33841 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
33843 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
33844 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
33845 fixed-point types, and vectors of the same.
33847 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
33849 * config/mips/sync.md (*mb_barrier): Rename to...
33850 (*memory_barrier): ...this.
33852 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
33854 * doc/extend.texi (Function Attributes): Move @cindex after @item
33855 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
33856 and put in alphabetical order. Fix 'target' name and put in order.
33857 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
33860 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
33862 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
33863 (memory_barrier): Expand as unspec instead of unspec_volatile.
33864 Remove mem:BLK from insn operands. Use Pmode scratch register.
33865 (*memory_barrier): Define as unspec instead of unspec_volatile.
33866 Use (match_dup 0) as input operand.
33868 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
33869 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
33870 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
33871 scratch register. Remove operand 1.
33872 (*stbar): Define as unspec instead of unspec_volatile.
33873 Use (match_dup 0) as input operand, remove (const_int 8).
33874 (*membar): Define as unspec instead of unspec_volatile.
33875 Use (match_dup 0) as input operand, remove input operand 2.
33877 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
33878 (memory_barrier): Expand as unspec instead of unspec_volatile.
33879 Remove mem:BLK from insn operands. Use Pmode scratch register.
33880 (*memory_barrier): Define as unspec instead of unspec_volatile.
33881 Use (match_dup 0) as input operand.
33883 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
33884 Remove mem:BLK from insn operands. Use Pmode scratch register.
33885 Set volatile flag on operand 0.
33886 (*memory_barrier): New insn pattern.
33888 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
33890 (*memory_barrier): Use (match_dup 0) as input operand.
33892 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
33893 Remove mem:BLK from insn operands. Use Pmode scratch register.
33894 Set volatile flag on operand 0.
33895 (*mb_internal): New insn pattern.
33897 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
33899 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
33901 PR middle-end/38586
33902 * function.c (struct temp_slot): Move to the section of the file
33903 that deals with temp slots. Remove field 'address'.
33904 (temp_slot_address_table): New hash table of address -> temp slot.
33905 (struct temp_slot_address_entry): New struct, items for the table.
33906 (temp_slot_address_compute_hash, temp_slot_address_hash,
33907 temp_slot_address_eq, insert_temp_slot_address): Support functions
33909 (find_temp_slot_from_address): Rewrite to use the new hash table.
33910 (remove_unused_temp_slot_addresses): Remove addresses of temp
33911 slots that have been made available.
33912 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
33913 worker function for remove_unused_temp_slot_addresses.
33914 (assign_stack_temp_for_type): Don't clear the temp slot address list.
33915 Add the temp slot address to the address -> temp slot map.
33916 (update_temp_slot_address): Update via insert_temp_slot_address.
33917 (free_temp_slots): Call remove_unused_temp_slot_addresses.
33918 (pop_temp_slots): Likewise.
33919 (init_temp_slots): Allocate the address -> temp slot map, or empty
33920 the map if it is already allocated.
33921 (prepare_function_start): Initialize temp slot processing.
33923 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
33925 PR middle-end/38584
33926 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
33927 Calculate the size of all stack vars assuming no packing of stack
33928 vars will happen, replacing a quadratic algorithm with a linear one.
33930 2009-01-03 Jakub Jelinek <jakub@redhat.com>
33933 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
33936 2009-01-03 Diego Novillo <dnovillo@google.com>
33938 * doc/contrib.texi: Update contributions.
33940 2009-01-03 Jakub Jelinek <jakub@redhat.com>
33943 * builtins.c (fold_builtin_memory_op): Give up if either operand
33944 is volatile. Set srctype or desttype to non-qualified version
33948 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
33949 and FUNCTION_DECLs.
33951 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
33953 PR rtl-optimization/35805
33954 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
33955 problem if fast dce is able to remove any instructions.
33956 * dce.c (dce_process_block): Fix dump message.
33958 2009-01-02 Mark Mitchell <mark@codesourcery.com>
33961 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
33963 2009-01-02 Jakub Jelinek <jakub@redhat.com>
33965 PR middle-end/38690
33966 * tree-flow.h (op_code_prio, op_prio): New prototypes.
33967 * tree-pretty-print.c (op_code_prio): New function.
33968 (op_prio): No longer static. Use op_code_prio.
33969 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
33970 Use op_prio and op_code_prio to determine if () should be
33971 printed around operand(s) or not.
33973 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
33974 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
33975 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
33976 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
33977 pp_character instead of pp_string for single letter printing.
33979 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
33981 * doc/extend.texi: Fix '#pragma GCC option' typo.
33983 2009-01-02 Richard Guenther <rguenther@suse.de>
33985 * doc/install.texi (--enable-checking): Mention different
33986 default for stage1.
33987 (--enable-stage1-checking): Document.
33989 2009-01-01 Andrew Pinski <pinskia@gmail.com>
33991 PR middle-end/30142
33992 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
33993 case to be an error.
33995 2009-01-02 Ben Elliston <bje@au.ibm.com>
33997 * config/fp-bit.h (pack_d): Constify argument.
33998 * config/fp-bit.c (makenan): Constify return type. Remove casts.
33999 (isnan): Constify argument.
34001 (iszero): Likewise.
34002 (pack_d): Likewise.
34003 (_fpadd_parts): Constify return type.
34004 (_fpmul_parts): Likewise.
34005 (_fpdiv_parts): Likewise.
34007 2009-01-01 Jakub Jelinek <jakub@redhat.com>
34010 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
34011 warn about overwriting initializer with side-effects or
34012 -Woverride-init if !IMPLICIT.
34013 (output_init_element): Likewise. Pass IMPLICIT down to
34015 (process_init_element): Add IMPLICIT argument. Pass it down
34016 to output_init_element.
34017 (push_init_element, pop_init_level, set_designator): Adjust
34018 process_init_element callers.
34019 (set_nonincremental_init, set_nonincremental_init_from_string):
34020 Adjust add_pending_init callers.
34021 (output_pending_init_elements): Adjust output_init_element callers.
34022 * c-tree.h (process_init_element): Adjust prototype.
34023 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
34024 process_init_element callers.
34027 Copyright (C) 2009 Free Software Foundation, Inc.
34029 Copying and distribution of this file, with or without modification,
34030 are permitted in any medium without royalty provided the copyright
34031 notice and this notice are preserved.