1 2009-12-02 Sebastian Pop <sebastian.pop@amd.com>
2 Richard Henderson <rth@redhat.com>
4 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Removed.
5 * config/i386/i386.c (ix86_fma4_valid_op_p): Removed.
6 * config/i386/i386.md: Do not use ix86_fma4_valid_op_p.
7 * config/i386/sse.md (fma4_*): Remove alternative with operand 1
8 matching a memory access. Do not use ix86_fma4_valid_op_p.
10 Do not use ix86_fma4_valid_op_p in FMA4 and XOP splitters.
12 2009-12-02 Richard Henderson <rth@redhat.com>
14 * config/i386/i386.c (ix86_fixup_binary_operands): For FMA4, force
15 all operands into registers.
17 2009-12-02 Sebastian Pop <sebastian.pop@amd.com>
19 * config/i386/i386.c (ix86_expand_fma4_multiple_memory): Remove unused
21 * config/i386/i386-protos.h (ix86_expand_fma4_multiple_memory): Same.
22 * config/i386/sse.md: Same.
24 2009-12-03 Richard Guenther <rguenther@suse.de>
26 * cgraphunit.c (assemble_thunk): Use DECL_ASSEMBLER_NAME
27 instead of DECL_NAME for the entry point.
29 2009-12-03 Richard Earnshaw <rearnsha@arm.com>
31 * arm/linux-atomic.c (SYNC_LOCK_RELEASE): Place memory barrier
32 before the lock release.
34 2009-12-03 Michael Matz <matz@suse.de>
37 * cfgexpand.c (struct stack_var): Add conflicts member.
38 (stack_vars_conflict, stack_vars_conflict_alloc,
39 n_stack_vars_conflict): Remove.
40 (add_stack_var): Initialize conflicts member.
41 (triangular_index, resize_stack_vars_conflict): Remove.
42 (add_stack_var_conflict, stack_var_conflict_p): Rewrite in
44 (union_stack_vars): Only run over the conflicts.
45 (partition_stack_vars): Remove special case.
46 (expand_used_vars_for_block): Don't call resize_stack_vars_conflict,
47 don't create self-conflicts.
48 (account_used_vars_for_block): Don't create any conflicts.
49 (fini_vars_expansion): Free bitmaps, don't free or clear removed
52 2009-12-03 Bernd Schmidt <bernd.schmidt@analog.com>
55 * regrename.c (live_in_chains): New variable.
56 (verify_reg_tracked): New static function.
57 (scan_rtx_reg): Update live_in_chains.
58 (scan_rtx): Only promote sets in COND_EXEC to OP_INOUT if
59 we're already tracking the reg.
60 (build_def_use): Likewise. Initialize live_in_chains.
62 2009-12-03 Ken Werner <ken.werner@de.ibm.com>
64 * config/spu/spu-elf.h (STARTFILE_SPEC): Add support for gprof
66 * config/spu/spu-protos.h (spu_function_profiler): Add prototype.
67 * config/spu/spu.c (spu_function_profiler): New function.
68 * config/spu/spu.h (FUNCTION_PROFILER): Invoke
69 spu_function_profiler.
70 (NO_PROFILE_COUNTERS): Define.
71 (PROFILE_BEFORE_PROLOGUE): Likewise.
73 2009-12-03 Dave Korn <dave.korn.cygwin@gmail.com>
75 * ggc-page.c (struct free_object): Pull definition out ...
76 (struct globals): .. from here.
78 2009-12-02 Richard Guenther <rguenther@suse.de>
80 * fold-const.c (div_if_zero_remainder): Honor that sizetypes
81 are sign-extending. Simplify.
83 2009-12-02 Richard Henderson <rth@redhat.com>
86 * tree-loop-distribution.c (build_size_arg_loc): Tidy.
87 (generate_memset_zero): Convert to sizetype properly. Tidy.
89 2009-12-02 Richard Guenther <rguenther@suse.de>
91 * lto-streamer-out.c (pack_ts_decl_common_value_fields):
92 Do not pretend we have value exprs.
94 2009-12-02 Richard Guenther <rguenther@suse.de>
97 * fold-const.c (try_move_mult_to_index): Do not leak
98 domain types into the IL.
100 2009-12-02 Richard Guenther <rguenther@suse.de>
103 * tree.c (free_lang_data): Disable if not using LTO.
105 2009-12-02 Richard Guenther <rguenther@suse.de>
108 * cfgloopmanip.c (remove_path): Avoid cancelling loops
111 2009-12-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
114 * tree.h (int_or_pointer_precision): Remove.
115 * tree.c (int_or_pointer_precision): Remove.
116 (integer_pow2p): Use TYPE_PRECISION instead.
117 (tree_log2): Likewise.
118 (tree_floor_log2): Likewise.
119 (signed_or_unsigned_type_for): Likewise.
120 * fold-const.c (fit_double_type): Likewise.
121 * varasm.c (initializer_constant_valid_p): Likewise.
123 2009-12-02 Ira Rosen <irar@il.ibm.com>
125 * doc/invoke.texi (-fdump-tree-slp): Document.
126 (-ftree-vectorizer-verbose): Update.
127 (-ftree-slp-vectorize): Document.
129 2009-12-02 Nick Clifton <nickc@redhat.com>
131 * config/rx/rx.c (rx_conditional_register_usage): Do not warn if
132 no fixed registers are available for interrupt handlers. Do not
133 fix normal registers.
134 (MUST_SAVE_ACC_REGISTER): New macro.
135 (rx_get_stack_layout): Create a stack frame for fast interrupt
136 handlers, if necessary. Push extra registers if needed in order
137 to save the accumulator.
138 (rx_expand_prologue): Create a stack frame for fast interrupt
139 handlers, if necessary.
140 (rx_expand_builtin_mvfc): Handle the case where there is no
143 2009-12-01 Sebastian Pop <sebastian.pop@amd.com>
145 * config/i386/abmintrin.h (__lzcnt16): New.
148 * config/i386/i386-builtin-types.def (UINT16_FTYPE_UINT16): New.
149 * config/i386/i386.c (IX86_BUILTIN_CLZS): New.
150 (bdesc_special_args): Add __builtin_clzs.
151 (ix86_expand_args_builtin): Handle UINT16_FTYPE_UINT16.
153 2009-12-01 Sebastian Pop <sebastian.pop@amd.com>
155 * config/i386/abmintrin.h (_mm_popcnt_u32): New.
156 (_mm_popcnt_u64): New.
158 2009-12-01 Sebastian Pop <sebastian.pop@amd.com>
160 * config/i386/abmintrin.h: New.
161 * config/i386/i386-c.c (ix86_target_macros_internal): Defined __ABM__.
162 * config/i386/x86intrin.h: Include abmintrin.h when __ABM__ is defined.
164 2009-12-01 Uros Bizjak <ubizjak@gmail.com>
166 * config/i386/i386.md (SWI124): Rename from CRC32MODE.
167 (crc32modesuffix): Remove.
168 (crc32modeconstraint): Ditto.
169 (sse4_2_crc32<mode>): Update for renamed mode iterator. Use
170 imodesuffix instead of crc32modesuffix and <r>m instead of
173 2009-12-01 Jakub Jelinek <jakub@redhat.com>
176 * tree-cfgcleanup.c (cleanup_omp_return): Don't ICE if control_bb
177 contains no statements.
179 2009-12-01 Grigori Fursin <grigori.fursin@inria.fr>
180 Joern Rennecke <amylaar@spamcop.net>
182 * cgraphunit.c (plugin.h): Include.
183 (ipa_passes): Invoke PLUGIN_ALL_IPA_PASSES_START /
184 PLUGIN_ALL_IPA_PASSES_END at start / end of processing.
185 * gcc-plugin.h (highlev-plugin-common.h, hashtab.h): Include.
186 (enum plugin_event): Define by including plugin.def.
187 Last enumerator is now called PLUGIN_EVENT_FIRST_DYNAMIC.
188 (plugin_event_name): Change type to const char **.
189 (get_event_last, get_named_event_id, unregister_callback): Declare.
190 (register_callback): Change type of event argument to int.
191 (highlev-plugin-common.h): New file.
192 * Makefile.in (GCC_PLUGIN_H): Add highlev-plugin-common.h and
194 (tree-optimize.o passes.o): Depend on $(PLUGIN_H).
195 (PLUGIN_HEADERS): Add opts.h, $(PARAMS_H) and plugin.def.
196 (s-header-vars): New rule.
197 (install-plugin): Depend on s-header-vars. Install b-header-vars.
198 * params.c (get_num_compiler_params): New function.
199 * params.h (get_num_compiler_params): Declare.
200 * passes.c (plugin.h): Include.
201 (make_pass_instance): Invoke PLUGIN_NEW_PASS.
202 (do_per_function_toporder, pass_init_dump_file): No longer static.
203 (pass_fini_dump_file): Likewise.
204 (execute_one_pass): Likewise. Invoke PLUGIN_OVERRIDE_GATE and
205 PLUGIN_PASS_EXECUTION.
206 (execute_ipa_pass_list): Invoke PLUGIN_EARLY_GIMPLE_PASSES_START and
207 PLUGIN_EARLY_GIMPLE_PASSES_END.
208 * plugin.c (plugin_event_name_init): New array, defined by
209 including plugin.def.
210 (FMT_FOR_PLUGIN_EVENT): Update.
211 (plugin_event_name): Change type to const char ** and initialize
212 to plugin_event_name_init.
213 (event_tab, event_last, event_horizon): New variable.
214 (get_event_last): New function.
215 (plugin_callbacks_init): New array.
216 (plugin_callbacks: Change type to struct callback_info **.
217 Initialize to plugin_callbacks_init.
218 (htab_event_eq, get_named_event_id, unregister_callback): New function.
219 (invoke_plugin_va_callbacks): Likewise.
220 (register_callback): Change type of event argument to int.
221 Handle new events. Allow dynamic events.
222 (invoke_plugin_callbacks): Likewise. Return success status.
223 (plugins_active_p): Allow dynamic callbacks.
224 * plugin.def: New file.
225 * plugin.h (invoke_plugin_callbacks): Update prototype.
226 (invoke_plugin_va_callbacks): Declare.
227 * tree-optimize.c (plugin.h): Include.
228 (tree_rest_of_compilation): Invoke PLUGIN_ALL_PASSES_START and
229 PLUGIN_ALL_PASSES_END.
230 * tree-pass.h (execute_one_pass, pass_init_dump_file): Declare.
231 (pass_fini_dump_file, do_per_function_toporder): Likewise.
232 * doc/plugin.texi: Document new event types.
234 2009-12-01 Martin Jambor <mjambor@suse.cz>
236 PR tree-optimization/42237
237 * tree-sra.c (sra_ipa_modify_assign): Split gimple_reg_type assignments
238 in between references into two.
240 2009-12-01 Richard Guenther <rguenther@suse.de>
242 * tree-inline.c (copy_tree_body_r): Do not set TREE_BLOCK
243 to the block of the call when remapping a type.
245 2009-12-01 Martin Jambor <mjambor@suse.cz>
247 * cgraph.h (struct cgraph_edge): Reorder fields. Make loop_nest
249 * ipa-prop.h (struct ipa_param_call_note): Likewise.
250 * ipa-prop.c (ipa_note_param_call): Initialize note->loop_nest.
252 2009-12-01 Richard Guenther <rguenther@suse.de>
254 * final.c (rest_of_clean_state): If -fcompare-debug is
255 given dump final insns without UIDs.
256 * tree-ssa-live.c (remove_unused_scope_block_p): Remove
257 after_inlining checks.
259 2009-11-30 Chao-ying Fu <fu@mips.com>
261 * config/mips/mips-dsp.md (mips_lhx_<mode>): Use sign_extend.
263 2009-11-30 Dave Korn <dave.korn.cygwin@gmail.com>
265 * configure.ac (USE_CYGWIN_LIBSTDCXX_WRAPPERS): Define to reflect
266 status of AC_CHECK_FUNC for Cygwin DLL libstdc++ support wrappers.
267 * configure: Regenerate.
268 * config.in: Regenerate.
270 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Define list of --wrap
271 options for Cygwin DLL libstdc++ support wrappers.
272 (CXX_WRAP_SPEC_OPT): Define spec to use wrappers or not by default
273 according to defined value of USE_CYGWIN_LIBSTDCXX_WRAPPERS.
274 (CXX_WRAP_SPEC): Define entire wrapper spec in or out according to
275 whether USE_CYGWIN_LIBSTDCXX_WRAPPERS is even defined or not.
276 (LINK_SPEC): Include CXX_WRAP_SPEC.
277 * gcc/config/i386/winnt.c (wrapper_strcmp): New qsort helper function.
278 (i386_find_on_wrapper_list): Check if a function is found on the list
279 of libstdc++ wrapper options.
280 (i386_pe_file_end): If we are importing a wrapped function, also emit
281 an external declaration for the real version.
282 * config/i386/cygming.opt (muse-libstdc-wrappers): New option for
283 Cygwin targets. Update copyright year.
285 2009-11-30 Steve Ellcey <sje@cup.hp.com>
286 Jakub Jelinek <jakub@redhat.com>
288 * function.c (instantiate_virtual_regs_in_insn): Copy to new reg
291 2009-11-30 Anatoly Sokolov <aesok@post.ru>
293 * config/sh/sh.c (sh_promote_prototypes): Make static.
294 (sh_function_value, sh_libcall_value, sh_function_value_regno_p): New
296 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
297 * config/sh/sh.h: (FUNCTION_VALUE_REGNO_P): Redefine, use
298 sh_function_value_regno_p.
299 (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
300 * config/sh/sh-protos.h (sh_function_value_regno_p): Declare.
301 (sh_promote_prototypes) : Remove.
303 2009-11-30 Julian Brown <julian@codesourcery.com>
305 * config/arm/arm.h (PREFERRED_RELOAD_CLASS): Don't restrict Thumb-2
308 2009-11-30 Richard Henderson <rth@redhat.com>
310 * config/i386/i386.c (ix86_vec_interleave_v2df_operator_ok): New.
311 (bdesc_special_args): Update insn codes.
312 (avx_vpermilp_parallel): Correct range check.
313 (ix86_rtx_costs): Handle vector permutation rtx codes.
314 (struct expand_vec_perm_d): Move earlier.
315 (get_mode_wider_vector): New.
316 (expand_vec_perm_broadcast_1): New.
317 (ix86_expand_vector_init_duplicate): Use it. Tidy AVX modes.
318 (expand_vec_perm_broadcast): New.
319 (ix86_expand_vec_perm_builtin_1): Use it.
320 * config/i386/i386-protos.h: Update.
321 * config/i386/predicates.md (avx_vbroadcast_operand): New.
322 * config/i386/sse.md (AVX256MODE24P): New.
323 (ssescalarmodesuffix2s): New.
324 (avxhalfvecmode, avxscalarmode): Fill out to all modes.
325 (avxmodesuffixf2c): Add V8SI, V4DI.
326 (vec_dupv4sf): New expander.
327 (*vec_dupv4sf_avx): Add vbroadcastss alternative.
328 (*vec_set<mode>_0_avx, **vec_set<mode>_0_sse4_1): Macro-ize for
329 V4SF and V4SI. Move C alternatives to front. Add insertps and
331 (*vec_set<mode>_0_sse2): Split out from ...
332 (vec_set<mode>_0): Macro-ize for V4SF and V4SI.
333 (vec_interleave_highv2df, vec_interleave_lowv2df): Require register
334 destination; use ix86_vec_interleave_v2df_operator_ok, instead of
335 ix86_fixup_binary_operands.
336 (*avx_interleave_highv2df, avx_interleave_lowv2df): Add movddup.
337 (*sse3_interleave_highv2df, sse3_interleave_lowv2df): New.
338 (*avx_movddup, *sse3_movddup): Remove. New splitter from
339 vec_select form to vec_duplicate form.
340 (*sse2_interleave_highv2df, sse2_interleave_lowv2df): Use
341 ix86_vec_interleave_v2df_operator_ok.
342 (avx_movddup256, avx_unpcklpd256): Change to expanders, merge into ...
343 (*avx_unpcklpd256): ... here.
344 (*vec_dupv4si_avx): New.
345 (*vec_dupv2di_avx): Add movddup alternative.
346 (*vec_dupv2di_sse3): New.
347 (vec_dup<AVX256MODE24P>): Replace avx_vbroadcasts<AVXMODEF4P> and
348 avx_vbroadcastss256; represent with vec_duplicate instead of
349 nested vec_concat operations.
350 (avx_vbroadcastf128_<mode>): Rename from
351 avx_vbroadcastf128_p<avxmodesuffixf2c>256.
352 (*avx_vperm_broadcast_v4sf): New.
353 (*avx_vperm_broadcast_<AVX256MODEF2P>): New.
355 2009-11-30 Martin Jambor <mjambor@suse.cz>
358 * tree-sra.c (struct access): New field grp_different_types.
359 (dump_access): Dump grp_different_types.
360 (compare_access_positions): Prefer scalars and vectors over other
362 (sort_and_splice_var_accesses): Set grp_different_types if appropriate.
363 (sra_modify_expr): Use the original also when dealing with a complex
364 or vector group accessed as multiple types.
366 2009-11-30 Richard Henderson <rth@redhat.com>
368 * config/i386/i386.c (avx_vperm2f128_parallel): New.
369 * config/i386/i386-protos.h: Declare it.
370 * config/i386/predicates.md (avx_vperm2f128_v8sf_operand,
371 avx_vperm2f128_v8si_operand, avx_vperm2f128_v4df_operand): New.
372 * config/i386/sse.md (avx_vperm2f128<mode>3): Change to expander.
373 (*avx_vperm2f128<mode>_full): Renamed from avx_vperm2f128<mode>3.
374 (*avx_vperm2f128<mode>_nozero): New.
376 2009-11-30 Richard Henderson <rth@redhat.com>
378 * config/i386/i386-builtin-types.def (V4DF_FTYPE_V4DF_V4DF_V4DI): New.
379 (V8SF_FTYPE_V8SF_V8SF_V8SI): New.
380 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Support
381 V4DF and V8SF for AVX; relax constraint on V4SF to SSE1 from SSE2.
382 (IX86_BUILTIN_VEC_PERM_V4DF, IX86_BUILTIN_VEC_PERM_V8SF): New.
383 (bdesc_args): Add them.
384 (ix86_expand_builtin): Expand them.
385 (expand_vec_perm_pshufb2): Only operate on 16-byte vectors.
387 2009-11-30 Martin Jambor <mjambor@suse.cz>
390 * ipa-prop.c (ipa_write_node_info): Initialize note_count to zero.
392 2009-11-30 Jakub Jelinek <jakub@redhat.com>
394 * ipa-reference.c (propagate): Only dump bitmaps if computed.
396 2009-11-30 Olga Golovanevsky <olga@il.ibm.com>
399 * ipa-struct-reorg.c (new_var_eq): Use DECL_UID to hash new variables.
400 (new_var_hash): Likewise.
401 (is_in_new_vars_htab): Likewise.
402 (add_to_new_vars_htab): Likewise.
404 2009-11-30 Ira Rosen <irar@il.ibm.com>
406 * tree-vect-stmts.c (vectorizable_assignment): Support
409 2009-11-30 Richard Guenther <rguenther@suse.de>
411 * doc/contrib.texi (Contributors): Add myself.
413 2009-11-30 Richard Guenther <rguenther@suse.de>
415 * tree.c (free_lang_data): Do not set debug_info_level to
418 2009-11-30 Richard Guenther <rguenther@suse.de>
422 * expr.c (expand_expr_addr_expr_1): Properly expand the initializer
425 2009-11-30 Richard Guenther <rguenther@suse.de>
427 * tree-into-ssa.c (insert_phi_nodes): Add PHI nodes in
430 2009-11-30 Richard Guenther <rguenther@suse.de>
432 * tree-dump.c (dump_option_value_in): Add TDF_NOUID.
433 * tree-pass.h (TDF_NOUID): Likewise.
434 * print-rtl.c: Include tree-pass.h.
435 (print_mem_expr): Pass dump_flags.
436 (print_rtx): Likewise.
437 * print-tree.c: Include tree-pass.h.
438 (print_node_brief): Handle TDF_NOUID.
439 (print_node): Likewise.
440 * tree-pretty-print.c (dump_decl_name): Likewise.
441 (dump_generic_node): Likewise.
442 * Makefile.in (print-rtl.o, print-tree.o): Add $(TREE_PASS_H)
445 2009-11-30 Nick Clifton <nickc@redhat.com>
447 * config/stormy16/stormy16-lib2-count-leading-zeros.c: Delete.
448 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Remove
449 stormy16-lib2-count-leading-zeros.c.
450 * config/stormy16/stormy16-lib2.c (__clzhi2): Move code from
451 __stormy16_count_leading_zeros() into this function.
452 (__ctzhi2): Use __builtin_clz.
453 (__ffshi2): Likewise.
455 2009-11-30 Eric Botcazou <ebotcazou@adacore.com>
457 * config/sparc/sparc.c (DF_MODES): Simplify.
458 (TF_ONLY_MODES, OF_ONLY_MODES): Delete.
459 (TF_MODES, OF_MODES): Adjust for above change.
460 (TF_MODES_NO_S, OF_MODES_NO_S): Likewise.
461 * config/sparc/sparc.h (REGNO_REG_CLASS): Move around.
463 2009-11-30 Paolo Bonzini <bonzini@gnu.org>
465 PR rtl-optimization/41812
466 * fwprop.c (local_md, local_lr): New globals.
467 (process_defs, process_uses): Remove local_md argument. Never
468 consider dead pseudos to have singleton def-use chains.
469 (single_def_use_enter_block): Perform LR simulation.
470 (build_single_def_use_links): Remove local_md local variable.
471 Add DF_NOTE. Allocate local_lr.
472 (fwprop_done): Do not remove DF_CHAIN, we do not use it anymore.
473 * df-problems.c (df_md_scratch): New.
474 (df_md_alloc, df_md_free): Allocate/free it.
475 (df_md_local_compute): Only include live registers in init.
476 (df_md_transfer_function): Prune the in-set computed by
477 the confluence function, and the gen-set too.
479 2009-11-30 Hans-Peter Nilsson <hp@axis.com>
481 PR rtl-optimization/40086
482 * reorg.c (relax_delay_slots): When looking for redundant insn at
483 the branch target, use next_real_insn, not next_active_insn.
485 2009-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
487 * doc/install.texi: Update minimum MPC version to 0.8.
489 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
491 * config/rs6000/rs6000.md (fnmaddsf4_powerpc_1): Remove
492 HONOR_SIGNED_ZEROS final condition.
493 (fnmsubsf4_powerpc_1): Same.
494 (fnmadddf4_fpr_1): Same.
495 (fnmsubdf4_fpr_1): Same.
497 2009-11-29 Ira Rosen <irar@il.ibm.com>
499 PR tree-optimization/42193
500 * tree-vect-stmts.c (vectorizable_operation): Set vectorization factor
501 to 1 in case of basic block SLP.
502 (vectorizable_load): Likewise.
504 2009-11-28 Jan Hubicka <jh@suse.cz>
506 * cgraph.c (same_body_alias_1): Break out of
507 (same_body_alias): ... here; remove comdat check; it is handled
509 (cgraph_add_thunk): New.
510 (dump_cgraph_node): Dump aliases and thunks.
511 * cgraph.h (cgraph_thunk_info): New structure.
512 (struct cgraph_node): Add thunk info.
513 (cgraph_add_thunk): New.
514 * cgraphunit.c (cgraph_emit_thunks): Remove.
515 (cgraph_finalize_compilation_unit): Do not call cgraph_emit_thunks.
516 (assemble_thunk): New function.
517 (cgraph_expand_function): Handle thunks.
519 (init_lowered_empty_function): New.
520 * cp-objcp-common.h (LANG_HOOKS_CALLGRAPH_EMIT_ASSOCIATED_THUNKS):
522 * lto-cgraph.c (lto_output_node): Stream thunk info.
523 (input_node): Likewise.
524 * langhooks.h (lang_hooks_for_callgraph): Remove emit_associated_thunks.
525 * langhooks-def.h (LANG_HOOKS_CALLGRAPH_EMIT_ASSOCIATED_THUNKS): Remove.
526 (LANG_HOOKS_CALLGRAPH_INITIALIZER): Update.
527 * i386.c (x86_output_mi_thunk): Make output prettier.
529 2009-11-28 Richard Guenther <rguenther@suse.de>
531 PR tree-optimization/42183
532 * tree-nrv.c (tree_nrv): Bail out if the RESULT_DECL has its
533 address taken. Merge the addressable state of the NRV
534 variable and the result instead of copying it.
536 2009-11-28 Jakub Jelinek <jakub@redhat.com>
538 * matrix-reorg.c (analyze_matrix_allocation_site): Remove unused
539 malloc_fname variable.
540 (check_allocation_function): Remove unused gsi and bb_level_0
542 (transform_access_sites): Remove unused d_type_size and d_type_size_k
544 * omega.c (resurrect_subs): Remove unused n variable.
545 (omega_solve_geq): Remove unused neweqns variable.
546 * lto-streamer-in.c (lto_read_tree): Remove unused end_marker variable.
547 * tree-inline.c (declare_return_variable): Remove USE_P argument,
548 return use instead of var.
549 (remap_decl, remap_block): Remove unused fn variable.
550 (expand_call_inline): Remove unused retvar variable, adjust
551 declare_return_variable caller.
552 (optimize_inline_calls): Remove unused prev_fn variable.
553 * tree-vect-slp.c (vect_analyze_slp_instance): Remove unused ncopies
555 (vect_create_mask_and_perm): Remove unused group_size and dr_chain_size
557 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle MINUS_EXPR
559 * tree-vect-loop.c (vect_analyze_loop_form): Remove unused backedge
561 (vect_create_epilog_for_reduction): Remove unused bytesize variable.
562 * omp-low.c (workshare_safe_to_combine_p): Remove par_entry_bb
563 parameter. Remove unused par_stmt variable.
564 (determine_parallel_type): Adjust workshare_safe_to_combine_p caller.
565 (expand_omp_sections): Remove unused l1 variable.
566 (lower_omp_for): Remove unused ilist variable.
567 * tree-loop-distribution.c (mark_nodes_having_upstream_mem_writes):
568 Remove unused has_upstream_mem_write_p variable.
569 * recog.c (decode_asm_operands): Remove unused noperands variable.
570 * tree-ssa-alias.c (refs_may_alias_p_1): Remove unused size1 and
572 * libgcov.c (__gcov_merge_delta): Remove unused last variable.
573 * tree-call-cdce.c (gen_conditions_for_pow_int_base): Remove unused
575 (gen_conditions_for_pow): Remove unused ec variable.
576 * tree-ssa-sccvn.c (vn_reference_lookup_3): Remove unused size
578 * ipa-struct-reorg.c (program_redefines_malloc_p): Remove unused
580 * tree-ssa-sink.c (statement_sink_location): Remove unused code
582 * regmove.c (copy_src_to_dest): Remove unused insn_uid and move_uid
584 * tree-complex.c (create_one_component_var): Remove unused inner_type
586 * calls.c (emit_call_1): Don't GEN_INT (struct_value_size)
587 unnecessarily when GEN_*CALL omits that argument.
588 * regrename.c (regrename_optimize): Remove unused regs_seen variable.
589 (build_def_use): Remove unused icode variable.
590 * ipa-pure-const.c (check_call): Remove unused callee and avail
592 * tree-dfa.c (add_referenced_var): Remove unused v_ann variable.
593 * tree-vect-patterns.c (vect_recog_pow_pattern): Remove unused type
595 (vect_pattern_recog): Remove unused stmt variable.
596 * sel-sched-ir.c (make_regions_from_the_rest): Remove unused
597 new_regions variable.
598 * postreload.c (reload_cse_simplify_operands): Remove unused mode
600 * tree-parloops.c (create_call_for_reduction_1): Remove unused
602 (create_parallel_loop): Remove unused res variable.
603 (gen_parallel_loop): Remove unused nloop variable.
604 * tree-vect-loop-manip.c (vect_loop_versioning): Likewise.
605 * value-prof.c (gimple_mod_subtract_transform,
606 gimple_stringops_transform): Remove unused value variable.
607 (gimple_stringops_values_to_profile): Remove unused fcode variable.
608 * tree-vrp.c (register_new_assert_for): Remove unused found variable.
609 (vrp_visit_switch_stmt): Remove unused n variable.
610 * tree-vect-stmts.c (vectorizable_conversion): Remove unused expr
612 (vectorizable_operation): Remove unused shift_p variable.
613 (vectorizable_store): Remove unused first_stmt_vinfo variable.
614 * tree-ssa-operands.c (add_stmt_operand): Remove unused v_ann variable.
615 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove unused bb
617 (vect_permute_store_chain): Remove unused scalar_dest variable.
618 (vect_supportable_dr_alignment): Remove unused invariant_in_outerloop
620 * tree-ssa-threadupdate.c (thread_single_edge): Remove unused
622 * tree-optimize.c (tree_rest_of_compilation): Remove unused node
624 * optabs.c (expand_binop): Remove unused equiv_value variable.
625 (emit_libcall_block): Remove unused prev variable.
626 (init_optabs): Remove unused int_mode variable.
627 * tree-ssa-structalias.c (scc_visit): Remove unused have_ref_node
629 (do_structure_copy): Remove unused lhsbase and rhsbase variables.
630 (find_func_aliases): Remove unused rhstype variable.
631 (ipa_pta_execute): Remove unused varid variable.
633 2009-11-28 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
635 * config/avr/avr.h (ASM_OUTPUT_EXTERNAL): Add.
637 2009-11-28 David Binderman <dcb314@hotmail.com>
639 * ira-color.c (put_allocno_into_bucket): Remove set but not used
640 local variable hard_regs_num.
641 * ira-lives.c (process_single_reg_class_operands): Remove cover_class.
642 * loop-unswitch.c (unswitch_loop): Remove zero_bitmap.
643 * lower-subreg.c (decompose_multiword_subregs): Remove next.
645 2009-11-27 Martin Jambor <mjambor@suse.cz>
648 * tree-sra.c (get_replaced_param_substitute): Call create_tmp_var
649 instead of create_tmp_var. Set DECL_GIMPLE_REG_P to one manually
650 for vector and complex types.
651 (get_adjustment_for_base): Describe return value in the comment.
653 2009-11-27 Nick Clifton <nickc@redhat.com>
655 * longlong.h (count_leading_zeros): Define macro for stormy16 target.
656 (COUNT_LEADING_ZEROS_0): Likewise.
657 * config/stormy16/stormy16-lib2.c: Arrange for separate
658 compilation of each function.
659 (__ffshi2): New function.
660 (__stormy16_count_leading_zeros): New function.
661 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Use stub files to
662 compile each function into its own object file.
663 (stormy16-lib2-ashlsi3.c): New stub file.
664 (stormy16-lib2-ashrsi3.c): New stub file.
665 (stormy16-lib2-clzhi2.c): New stub file.
666 (stormy16-lib2-count-leading-zeros.c): New stub file.
667 (stormy16-lib2-ctzhi2.c): New stub file.
668 (stormy16-lib2-divsi3.c): New stub file.
669 (stormy16-lib2-ffshi2.c): New stub file.
670 (stormy16-lib2-lshrsi3.c): New stub file.
671 (stormy16-lib2-modsi3.c): New stub file.
672 (stormy16-lib2-parityhi2.c): New stub file.
673 (stormy16-lib2-popcounthi2.c): New stub file.
674 (stormy16-lib2-udivmodsi4.c): New stub file.
675 (stormy16-lib2-udivsi3.c): New stub file.
676 (stormy16-lib2-umodsi3.c): New stub file.
678 2009-11-27 Richard Henderson <rth@redhat.com>
680 * config/i386/sse.md (vec_interleave_highv16qi,
681 vec_interleave_lowv16qi, vec_interleave_highv8hi,
682 vec_interleave_lowv8hi, vec_interleave_highv4si,
683 vec_interleave_lowv4si, vec_interleave_highv2di,
684 vec_interleave_lowv2di, vec_interleave_highv4sf,
685 vec_interleave_lowv4sf, vec_interleave_highv2df,
686 vec_interleave_lowv2df): Remove expanders.
687 (sse_unpcklps, sse_unpckhps, sse2_unpckhpd_exp, sse2_unpcklpd_exp,
688 sse2_punpckhqdq, sse2_punpcklqdq, sse2_punpckhbw, sse2_punpcklbw,
689 sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq):
690 Rename to their proper vec_interleave equivalent. Update all users
692 * config/i386/i386.c, config/i386/i386.md: Update all users.
694 2009-11-27 Michael Matz <matz@suse.de>
696 PR rtl-optimization/42084
697 * cfgexpand.c (maybe_cleanup_end_of_block): Add new parameter,
698 use it to stop walking.
699 (expand_gimple_cond): Adjust call to above.
701 2009-11-27 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
704 * gthr-solaris.h (__gthread_mutex_destroy): Remove UNUSED.
705 [SUPPORTS_WEAK && GTHREAD_USE_WEAK] (__gthread_active_p): Use
706 __extension__ to allow cast from function pointer to object
708 * doc/install.texi (--enable-threads): Clarify use of Solaris threads.
710 2009-11-27 Steven Bosscher <steven@gcc.gnu.org>
712 * config/ia64/itanium1.md: Remove.
713 * config/ia64/ia64.md: Do not include it.
714 * config/ia64/ia64.c (ia64_handle_option): Remove "itanium",
715 "itanium1", and "merced" from the processor alias table.
716 (clocks, add_cycles): Remove global variables.
717 (ia64_sched_reorder2): Don't set/use them.
718 (ia64_dfa_new_cycle, ia64_h_i_d_extended, ia64_reorg): Likewise.
719 (bundling): Likewise. Remove extra pass for MMMUL/MMSHF.
721 2009-11-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
723 * config/s390/s390.c (last_scheduled_insn): New variable.
724 (s390_fpload_toreg, s390_z10_prevent_earlyload_conflicts): New
726 (s390_sched_reorder, s390_sched_variable_issue): New functions.
727 (TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_REORDER): Target hooks
730 2009-11-27 Michael Matz <matz@suse.de>
733 * tree-eh.c (lower_catch): Stop after expanding a catch-all.
735 2009-11-27 Richard Guenther <rguenther@suse.de>
737 * timevar.def (TV_LOOP_MOVE_INVARIANTS, TV_LOOP_UNSWITCH,
738 TV_LOOP_UNROLL, TV_LOOP_DOLOOP): New timevars.
739 * loop-init.c (pass_rtl_move_loop_invariants): Use
740 TV_LOOP_MOVE_INVARIANTS.
741 (pass_rtl_unswitch): Use TV_LOOP_UNSWITCH.
742 (pass_rtl_unroll_and_peel): Use TV_LOOP_UNROLL.
743 (pass_rtl_doloop): Use TV_LOOP_DOLOOP.
745 2009-11-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
747 * emit-rtl.c (next_active_insn, prev_active_insn): Correct comment.
749 2009-11-27 Jakub Jelinek <jakub@redhat.com>
751 * config/i386/i386.c (ix86_emit_restore_sse_regs_using_mov): Remove
752 unused insn variable.
753 * genemit.c (output_peephole2_scratches): Only declare and initialize
754 _regs_allocated if it will be ever used.
755 * cfgloopmanip.c (create_empty_if_region_on_edge): Remove unused
757 (create_empty_loop_on_edge): Remove unused freq and cnt variables.
758 * unwind-c.c (PERSONALITY_FUNCTION): Remove unused action_record
761 * opts.c (decode_options): If optimize is bigger than 255,
764 2009-11-26 Richard Henderson <rth@redhat.com>
766 * config/i386/sse.md (mulv16qi3): Change back from an expander
767 to an insn-and-split.
768 (mulv4si): Mention AVX not XOP for AVX exception.
769 (*sse2_mulv4si3): Likewise.
770 (mulv2di3): Use vmulld not vpmacsdd for XOP expansion. Tidy.
772 2009-11-26 Bernd Schmidt <bernd.schmidt@analog.com>
774 * cfgexpand (n_stack_vars_conflict): New static variable.
775 (triangular_index): Reduce likelyhood of overflow by performing
776 the division before the multiplication.
777 (resize_stack_vars_conflict): Call fatal_error if overflow
778 occurred in triangular_index. Update n_stack_vars_conflict.
781 * regrename.c (struct du_chain): Remove member earlyclobber.
782 (scan_rtx_reg): Don't set it. Remove argument earlyclobber,
784 (scan_rtx): Remove argument earlyclobber, all callers changed.
785 (hide_operands, restore_operands, record_out_operands): New functions,
786 broken out of build_def_use.
787 (build_def_use): Call them as necessary.
789 * regrename.c (struct du_head): New members id, conflicts,
790 hard_conflicts and cannot_rename.
791 (enum scan_actions): Remove terminate_all_read and
792 terminate_overlapping_read; add mark_all_read.
793 (scan_actions_name): Likewise.
794 (du_head_p): New typedef. Define a vector type for it.
795 (id_to_chain): New static variable.
796 (note_sets, clear_dead_regs): Delete functions.
797 (free_chain_data): New function.
798 (merge_overlapping_regs): Simply walk the conflicts bitmap.
799 Remove argument B, all callers changed.
800 (regrename_optimize): Allocate id_to_chain. Ignore chains that have
801 the cannot_rename bit set. Update regno and nregs of a renamed chain.
802 Call free_chain_data when done.
803 (do_replace): Remove death notes when the renamed reg is set in the
804 last insn; add them if not.
805 (mark_conflict, note_sets_clobbers): New static function.
806 (fail_current_block, current_id, open_chains_set, live_hard_regs): New
808 (scan_rtx_reg): Keep track of conflicts between chains, and between
809 chains and hard regs. Don't terminate chains when we find a read we
810 can't handle, mark it unrenameable instead. For terminate_write,
811 terminate chains that are written with an exact match or a superset
812 of registers. Set fail_current_block if multi-word lifetimes are too
814 (scan_rtx_address): Use mark_all_read instead of terminate_all_read.
815 (build_def_use): Initialize current_id, live_chains and live_hard_regs;
816 free memory for them when done.
817 Rearrange the steps so that earlyclobbers are noted before reads
818 are processed. Add new steps to keep track of hard register lifetimes
819 outside insn operands.
821 2009-11-26 Richard Guenther <rguenther@suse.de>
823 * tree-ssa-dce.c (nr_walks): New variable.
824 (mark_aliased_reaching_defs_necessary): Adjust oracle cut-off.
825 (perform_tree_ssa_dce): Init nr_walks.
827 2009-11-26 Michael Matz <matz@suse.de>
829 PR tree-optimization/41905
830 * tree-eh.c (lower_eh_constructs_2): Don't add assignments
831 below statements that can't fall thru.
833 2009-11-26 Michael Matz <matz@suse.de>
835 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
836 expand_builtin_sprintf): Remove.
837 (expand_builtin): Don't call them.
839 2009-11-26 Richard Guenther <rguenther@suse.de>
841 * tree-ssa-dce.c (perform_tree_ssa_dce): Allocate visited bitmap.
843 2009-11-26 Nick Clifton <nickc@redhat.com>
845 * config/rx/rx.c (rx_expand_epilogue): Add checks for sibcalls
846 being used incorrectly.
847 (rx_function_ok_for_sibcall): New function. Do not allow indirect
848 sibcalls, or sibcalls from interrupt functions.
849 (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
850 * config/rx/rx.md (sibcall): Convert to a define_expand. Check
851 for a MEM inside a MEM.
852 (sibcall_value): Likewise.
853 (sibcall_internal): New pattern containing old sibcall pattern.
854 (sibcall_value_internal): Likewise.
856 2009-11-25 Richard Henderson <rth@redhat.com>
858 * config/i386/i386-builtin-types.awk (DEF_VECTOR_TYPE): Allow an
859 optional 3rd argument to define the mode.
860 * config/i386/i386-builtin-types.def (UQI, UHI, USI, UDI): New.
861 (V2UDI, V4USI, V8UHI, V16UQI): New.
862 (V4SF_FTYPE_V4SF_V4SF_V4SI, V2UDI_FTYPE_V2UDI_V2UDI_V2UDI,
863 V4USI_FTYPE_V4USI_V4USI_V4USI, V8UHI_FTYPE_V8UHI_V8UHI_V8UHI,
864 V16UQI_FTYPE_V16UQI_V16UQI_V16UQI): New.
865 * config/i386/i386-modes.def: Rearrange for double-wide AVX.
866 * config/i386/i386-protos.h (ix86_expand_vec_extract_even_odd): New.
867 * config/i386/i386.c (IX86_BUILTIN_VEC_PERM_*): New.
868 (bdesc_args): Add the builtin definitions to match.
869 (ix86_expand_builtin): Expand them.
870 (ix86_builtin_vectorization_cost): Rename from
871 x86_builtin_vectorization_cost.
872 (ix86_vectorize_builtin_vec_perm, struct expand_vec_perm_d,
873 doublesize_vector_mode, expand_vselect, expand_vselect_vconcat,
874 expand_vec_perm_blend, expand_vec_perm_vpermil,
875 expand_vec_perm_pshufb, expand_vec_perm_1,
876 expand_vec_perm_pshuflw_pshufhw, expand_vec_perm_palignr,
877 expand_vec_perm_interleave2, expand_vec_perm_pshufb2,
878 expand_vec_perm_even_odd_1, expand_vec_perm_even_odd,
879 ix86_expand_vec_perm_builtin_1, extract_vec_perm_cst,
880 ix86_expand_vec_perm_builtin, ix86_vectorize_builtin_vec_perm_ok,
881 ix86_expand_vec_extract_even_odd, TARGET_VECTORIZE_BUILTIN_VEC_PERM,
882 TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): New.
883 * sse.md (SSEMODE_EO): New.
884 (vec_extract_even<mode>): Use SSEMODE_EO and
885 ix86_expand_vec_extract_even_odd.
886 (vec_extract_odd<mode>): Likewise.
887 (mulv16qi3, vec_pack_trunc_v8hi, vec_pack_trunc_v4si,
888 vec_pack_trunc_v2di): Use ix86_expand_vec_extract_even_odd.
890 2009-11-25 Richard Henderson <rth@redhat.com>
892 * target.h (targetm.vectorize.builtin_vec_perm_ok): New.
893 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): New.
894 * hooks.h, hooks.c (hook_bool_tree_tree_true): New.
895 * tree-vect-slp.c (vect_create_mask_and_perm): Don't create
896 the vector constant here...
897 (vect_transform_slp_perm_load): ... do it here instead. Validate
898 that the permutation vector is implementable by the target.
900 2009-11-25 Jakub Jelinek <jakub@redhat.com>
902 * config/rs6000/sysv4.opt (mregnames): Change Var to rs6000_regnames.
903 * config/rs6000/sysv4.h (TARGET_REGNAMES): Define.
905 * print-rtl.c (print_rtx): When printing newline, append
906 print_rtx_head and indentation after the newline.
909 * config/i386/i386.c (print_operand): For 32-byte memory use
910 YMMWORD in -masm=intel mode. Use TBYTE instead of XWORD.
911 * config/i386/i386.md (crc32modesuffix): Expand to nothing
913 (sse4_2_crc32di): Print just crc32 instead of crc32q in
915 * config/i386/mmx.md (*mmx_pinsrw): Print correct size of
916 memory operand in -masm=intel mode.
917 * config/i386/sse.md (*avx_pinsr<ssevecsize>, *sse4_1_pinsrb,
918 *sse2_pinsrw): Likewise.
919 (sse_cvtss2siq, sse_cvtss2siq_2, sse_cvttss2siq): Don't print
920 q suffix in -masm=intel mode.
922 2009-11-25 Eric Botcazou <ebotcazou@adacore.com>
927 * dwarf2out.c (dwarf2out_args_size_adjust): Rename to...
928 (dwarf2out_stack_adjust): ...this. Do not adjust the arg size for
929 ACCUMULATE_OUTGOING_ARGS targets. Rename former version to...
930 (dwarf2out_notice_stack_adjust): ...this. Adjust for above renaming.
931 (dwarf2out_frame_debug_expr): Revert previous change and adjust for
933 (dwarf2out_frame_debug): Add ??? comment. Adjust for above renaming.
935 2009-11-25 Uros Bizjak <ubizjak@gmail.com>
937 * config/i386/predicates.md (emms_operation): New predicate.
938 (vzeroupper_operation): Ditto.
939 (vzeroall_operation): Improve pattern recognition.
940 * config/i386/sse.md (avx_vzeroupper_rex64): Remove insn pattern.
941 (avx_vzeroupper): Change insn pattern to expander.
942 (*avx_vzeroupper): New insn pattern. Use vzeroupper_operation
944 (*avx_vzeroall): Remove operands 1 and 2.
945 * config/i386/mmx.md (mmx_emms): Change insn pattern to expander.
947 (*mmx_emms): New insn pattern. Use emms_operation predicate.
949 * config/i386/i386.c (enum ix86_builtins)
950 <IX86_BUILTIN_VZEROUPPER_REX64>: Remove.
951 (struct builtin_description) <CODE_FOR_avx_vzeroupper_rex64>:
952 Remove initailization.
953 <CODE_FOR_avx_vzeroupper>: Unconditionally initialize here.
955 2009-11-25 Paul Brook <paul@codesourcery.com>
957 * config/arm/arm.md (consttable_4): Handle (high ...).
959 2009-11-25 Robert Nelson <robert.nelson@digikey.com>
960 Richard Earnshaw <rearnsha@arm.com>
962 * arm.h (enum vfp_reg_type): Add VFP_NONE.
963 * arm.c (all_fpus): Use it for floating point units that aren't based
964 on the VFP architecture.
965 (aapcs_vfp_is_call_or_return_candidate): Make base_mode a pointer to
968 2009-11-25 H.J. Lu <hongjiu.lu@intel.com>
970 * alias.c: Remove trailing white spaces.
971 * alloc-pool.c: Likewise.
972 * alloc-pool.h: Likewise.
973 * attribs.c: Likewise.
974 * auto-inc-dec.c: Likewise.
975 * basic-block.h: Likewise.
976 * bb-reorder.c: Likewise.
977 * bt-load.c: Likewise.
978 * builtins.c: Likewise.
979 * builtins.def: Likewise.
980 * c-common.c: Likewise.
981 * c-common.h: Likewise.
982 * c-cppbuiltin.c: Likewise.
983 * c-decl.c: Likewise.
984 * c-format.c: Likewise.
987 * c-opts.c: Likewise.
988 * c-parser.c: Likewise.
989 * c-pretty-print.c: Likewise.
990 * c-tree.h: Likewise.
991 * c-typeck.c: Likewise.
992 * caller-save.c: Likewise.
995 * cfganal.c: Likewise.
996 * cfgexpand.c: Likewise.
997 * cfghooks.c: Likewise.
998 * cfghooks.h: Likewise.
999 * cfglayout.c: Likewise.
1000 * cfgloop.c: Likewise.
1001 * cfgloop.h: Likewise.
1002 * cfgloopmanip.c: Likewise.
1003 * cfgrtl.c: Likewise.
1004 * cgraph.c: Likewise.
1005 * cgraph.h: Likewise.
1006 * cgraphbuild.c: Likewise.
1007 * cgraphunit.c: Likewise.
1008 * cif-code.def: Likewise.
1009 * collect2.c: Likewise.
1010 * combine.c: Likewise.
1011 * convert.c: Likewise.
1012 * coverage.c: Likewise.
1013 * crtstuff.c: Likewise.
1015 * cselib.c: Likewise.
1016 * dbgcnt.c: Likewise.
1017 * dbgcnt.def: Likewise.
1018 * dbgcnt.h: Likewise.
1019 * dbxout.c: Likewise.
1023 * defaults.h: Likewise.
1024 * df-byte-scan.c: Likewise.
1025 * df-core.c: Likewise.
1026 * df-problems.c: Likewise.
1027 * df-scan.c: Likewise.
1030 * diagnostic.c: Likewise.
1031 * diagnostic.h: Likewise.
1032 * dominance.c: Likewise.
1033 * domwalk.c: Likewise.
1034 * double-int.c: Likewise.
1035 * double-int.h: Likewise.
1037 * dwarf2asm.c: Likewise.
1038 * dwarf2asm.h: Likewise.
1039 * dwarf2out.c: Likewise.
1040 * ebitmap.c: Likewise.
1041 * ebitmap.h: Likewise.
1042 * emit-rtl.c: Likewise.
1043 * et-forest.c: Likewise.
1044 * except.c: Likewise.
1045 * except.h: Likewise.
1046 * expmed.c: Likewise.
1049 * final.c: Likewise.
1050 * flags.h: Likewise.
1051 * fold-const.c: Likewise.
1052 * function.c: Likewise.
1053 * function.h: Likewise.
1054 * fwprop.c: Likewise.
1056 * gcov-dump.c: Likewise.
1057 * gcov-io.c: Likewise.
1058 * gcov-io.h: Likewise.
1061 * genattr.c: Likewise.
1062 * genattrtab.c: Likewise.
1063 * genautomata.c: Likewise.
1064 * genchecksum.c: Likewise.
1065 * genconfig.c: Likewise.
1066 * genflags.c: Likewise.
1067 * gengtype-parse.c: Likewise.
1068 * gengtype.c: Likewise.
1069 * gengtype.h: Likewise.
1070 * genmddeps.c: Likewise.
1071 * genmodes.c: Likewise.
1072 * genopinit.c: Likewise.
1073 * genpreds.c: Likewise.
1074 * gensupport.c: Likewise.
1075 * ggc-common.c: Likewise.
1076 * ggc-page.c: Likewise.
1077 * ggc-zone.c: Likewise.
1079 * gimple-iterator.c: Likewise.
1080 * gimple-low.c: Likewise.
1081 * gimple-pretty-print.c: Likewise.
1082 * gimple.c: Likewise.
1083 * gimple.def: Likewise.
1084 * gimple.h: Likewise.
1085 * gimplify.c: Likewise.
1086 * graphds.c: Likewise.
1087 * graphite-clast-to-gimple.c: Likewise.
1088 * gthr-nks.h: Likewise.
1089 * gthr-posix.c: Likewise.
1090 * gthr-posix.h: Likewise.
1091 * gthr-posix95.h: Likewise.
1092 * gthr-single.h: Likewise.
1093 * gthr-tpf.h: Likewise.
1094 * gthr-vxworks.h: Likewise.
1096 * haifa-sched.c: Likewise.
1097 * hard-reg-set.h: Likewise.
1098 * hooks.c: Likewise.
1099 * hooks.h: Likewise.
1100 * hosthooks.h: Likewise.
1101 * hwint.h: Likewise.
1102 * ifcvt.c: Likewise.
1103 * incpath.c: Likewise.
1104 * init-regs.c: Likewise.
1105 * integrate.c: Likewise.
1106 * ipa-cp.c: Likewise.
1107 * ipa-inline.c: Likewise.
1108 * ipa-prop.c: Likewise.
1109 * ipa-pure-const.c: Likewise.
1110 * ipa-reference.c: Likewise.
1111 * ipa-struct-reorg.c: Likewise.
1112 * ipa-struct-reorg.h: Likewise.
1113 * ipa-type-escape.c: Likewise.
1114 * ipa-type-escape.h: Likewise.
1115 * ipa-utils.c: Likewise.
1116 * ipa-utils.h: Likewise.
1118 * ira-build.c: Likewise.
1119 * ira-color.c: Likewise.
1120 * ira-conflicts.c: Likewise.
1121 * ira-costs.c: Likewise.
1122 * ira-emit.c: Likewise.
1123 * ira-int.h: Likewise.
1124 * ira-lives.c: Likewise.
1127 * lambda-code.c: Likewise.
1128 * lambda-mat.c: Likewise.
1129 * lambda-trans.c: Likewise.
1130 * lambda.h: Likewise.
1131 * langhooks.c: Likewise.
1133 * libgcov.c: Likewise.
1134 * lists.c: Likewise.
1135 * loop-doloop.c: Likewise.
1136 * loop-init.c: Likewise.
1137 * loop-invariant.c: Likewise.
1138 * loop-iv.c: Likewise.
1139 * loop-unroll.c: Likewise.
1140 * lower-subreg.c: Likewise.
1141 * lto-cgraph.c: Likewise.
1142 * lto-compress.c: Likewise.
1143 * lto-opts.c: Likewise.
1144 * lto-section-in.c: Likewise.
1145 * lto-section-out.c: Likewise.
1146 * lto-streamer-in.c: Likewise.
1147 * lto-streamer-out.c: Likewise.
1148 * lto-streamer.c: Likewise.
1149 * lto-streamer.h: Likewise.
1150 * lto-symtab.c: Likewise.
1151 * lto-wpa-fixup.c: Likewise.
1152 * matrix-reorg.c: Likewise.
1154 * mode-switching.c: Likewise.
1155 * modulo-sched.c: Likewise.
1156 * omega.c: Likewise.
1157 * omega.h: Likewise.
1158 * omp-low.c: Likewise.
1159 * optabs.c: Likewise.
1160 * optabs.h: Likewise.
1161 * opts-common.c: Likewise.
1163 * params.def: Likewise.
1164 * params.h: Likewise.
1165 * passes.c: Likewise.
1166 * plugin.c: Likewise.
1167 * postreload-gcse.c: Likewise.
1168 * postreload.c: Likewise.
1169 * predict.c: Likewise.
1170 * predict.def: Likewise.
1171 * pretty-print.c: Likewise.
1172 * pretty-print.h: Likewise.
1173 * print-rtl.c: Likewise.
1174 * print-tree.c: Likewise.
1175 * profile.c: Likewise.
1176 * read-rtl.c: Likewise.
1178 * recog.c: Likewise.
1179 * reg-stack.c: Likewise.
1180 * regcprop.c: Likewise.
1181 * reginfo.c: Likewise.
1182 * regmove.c: Likewise.
1183 * regrename.c: Likewise.
1185 * regstat.c: Likewise.
1186 * reload.c: Likewise.
1187 * reload1.c: Likewise.
1188 * resource.c: Likewise.
1190 * rtl.def: Likewise.
1192 * rtlanal.c: Likewise.
1193 * sbitmap.c: Likewise.
1194 * sched-deps.c: Likewise.
1195 * sched-ebb.c: Likewise.
1196 * sched-int.h: Likewise.
1197 * sched-rgn.c: Likewise.
1198 * sched-vis.c: Likewise.
1199 * sdbout.c: Likewise.
1200 * sel-sched-dump.c: Likewise.
1201 * sel-sched-dump.h: Likewise.
1202 * sel-sched-ir.c: Likewise.
1203 * sel-sched-ir.h: Likewise.
1204 * sel-sched.c: Likewise.
1205 * sel-sched.h: Likewise.
1208 * simplify-rtx.c: Likewise.
1209 * stack-ptr-mod.c: Likewise.
1211 * stor-layout.c: Likewise.
1212 * store-motion.c: Likewise.
1213 * stringpool.c: Likewise.
1214 * stub-objc.c: Likewise.
1215 * sync-builtins.def: Likewise.
1216 * target-def.h: Likewise.
1217 * target.h: Likewise.
1218 * targhooks.c: Likewise.
1219 * targhooks.h: Likewise.
1220 * timevar.c: Likewise.
1221 * tlink.c: Likewise.
1222 * toplev.c: Likewise.
1223 * toplev.h: Likewise.
1224 * tracer.c: Likewise.
1225 * tree-affine.c: Likewise.
1226 * tree-affine.h: Likewise.
1227 * tree-browser.def: Likewise.
1228 * tree-call-cdce.c: Likewise.
1229 * tree-cfg.c: Likewise.
1230 * tree-cfgcleanup.c: Likewise.
1231 * tree-chrec.c: Likewise.
1232 * tree-chrec.h: Likewise.
1233 * tree-complex.c: Likewise.
1234 * tree-data-ref.c: Likewise.
1235 * tree-data-ref.h: Likewise.
1236 * tree-dfa.c: Likewise.
1237 * tree-dump.c: Likewise.
1238 * tree-dump.h: Likewise.
1239 * tree-eh.c: Likewise.
1240 * tree-flow-inline.h: Likewise.
1241 * tree-flow.h: Likewise.
1242 * tree-if-conv.c: Likewise.
1243 * tree-inline.c: Likewise.
1244 * tree-into-ssa.c: Likewise.
1245 * tree-loop-distribution.c: Likewise.
1246 * tree-loop-linear.c: Likewise.
1247 * tree-mudflap.c: Likewise.
1248 * tree-nested.c: Likewise.
1249 * tree-nomudflap.c: Likewise.
1250 * tree-nrv.c: Likewise.
1251 * tree-object-size.c: Likewise.
1252 * tree-optimize.c: Likewise.
1253 * tree-outof-ssa.c: Likewise.
1254 * tree-parloops.c: Likewise.
1255 * tree-pass.h: Likewise.
1256 * tree-phinodes.c: Likewise.
1257 * tree-predcom.c: Likewise.
1258 * tree-pretty-print.c: Likewise.
1259 * tree-profile.c: Likewise.
1260 * tree-scalar-evolution.c: Likewise.
1261 * tree-ssa-address.c: Likewise.
1262 * tree-ssa-alias.c: Likewise.
1263 * tree-ssa-ccp.c: Likewise.
1264 * tree-ssa-coalesce.c: Likewise.
1265 * tree-ssa-copy.c: Likewise.
1266 * tree-ssa-copyrename.c: Likewise.
1267 * tree-ssa-dce.c: Likewise.
1268 * tree-ssa-dom.c: Likewise.
1269 * tree-ssa-dse.c: Likewise.
1270 * tree-ssa-forwprop.c: Likewise.
1271 * tree-ssa-ifcombine.c: Likewise.
1272 * tree-ssa-live.c: Likewise.
1273 * tree-ssa-live.h: Likewise.
1274 * tree-ssa-loop-ch.c: Likewise.
1275 * tree-ssa-loop-im.c: Likewise.
1276 * tree-ssa-loop-ivcanon.c: Likewise.
1277 * tree-ssa-loop-ivopts.c: Likewise.
1278 * tree-ssa-loop-manip.c: Likewise.
1279 * tree-ssa-loop-niter.c: Likewise.
1280 * tree-ssa-loop-prefetch.c: Likewise.
1281 * tree-ssa-loop-unswitch.c: Likewise.
1282 * tree-ssa-loop.c: Likewise.
1283 * tree-ssa-math-opts.c: Likewise.
1284 * tree-ssa-operands.c: Likewise.
1285 * tree-ssa-operands.h: Likewise.
1286 * tree-ssa-phiopt.c: Likewise.
1287 * tree-ssa-phiprop.c: Likewise.
1288 * tree-ssa-pre.c: Likewise.
1289 * tree-ssa-propagate.c: Likewise.
1290 * tree-ssa-reassoc.c: Likewise.
1291 * tree-ssa-sccvn.c: Likewise.
1292 * tree-ssa-sink.c: Likewise.
1293 * tree-ssa-structalias.c: Likewise.
1294 * tree-ssa-ter.c: Likewise.
1295 * tree-ssa-threadedge.c: Likewise.
1296 * tree-ssa-threadupdate.c: Likewise.
1297 * tree-ssa-uncprop.c: Likewise.
1298 * tree-ssa.c: Likewise.
1299 * tree-ssanames.c: Likewise.
1300 * tree-switch-conversion.c: Likewise.
1301 * tree-tailcall.c: Likewise.
1302 * tree-vect-data-refs.c: Likewise.
1303 * tree-vect-generic.c: Likewise.
1304 * tree-vect-loop-manip.c: Likewise.
1305 * tree-vect-loop.c: Likewise.
1306 * tree-vect-patterns.c: Likewise.
1307 * tree-vect-slp.c: Likewise.
1308 * tree-vect-stmts.c: Likewise.
1309 * tree-vectorizer.c: Likewise.
1310 * tree-vectorizer.h: Likewise.
1311 * tree-vrp.c: Likewise.
1313 * tree.def: Likewise.
1315 * treestruct.def: Likewise.
1316 * unwind-compat.c: Likewise.
1317 * unwind-dw2-fde-glibc.c: Likewise.
1318 * unwind-dw2.c: Likewise.
1319 * value-prof.c: Likewise.
1320 * value-prof.h: Likewise.
1321 * var-tracking.c: Likewise.
1322 * varasm.c: Likewise.
1323 * varpool.c: Likewise.
1326 * vmsdbgout.c: Likewise.
1328 * xcoffout.c: Likewise.
1330 2009-11-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1332 * pa.c (output_call): Only use sr4 for long interspace calls if
1333 call binds local and generating non PIC code.
1334 (attr_length_call): Adjust length calculation for above.
1336 2009-11-25 Uros Bizjak <ubizjak@gmail.com>
1338 * config/i386/i386.md (plusminus_carry_mnemonic): New code attribute.
1339 (add<mode>3_carry): Change operand order of plus RTX.
1340 (*add<mode>3_carry): Ditto.
1341 (*addsi3_carry_zext): Ditto.
1342 (*add<dwi>3_doubleword): Update for changed operand order.
1343 (*negti2_1 splitter): Ditto.
1344 (*negdi2_1 splitter): Ditto.
1345 (<plusminus_insn><mode>3_carry): Macroize expander from
1346 {add,sub}<mode>3_carry patterns using plusminus code iterator.
1347 (*<plusminus_insn><mode>3_carry): Macroize insn from
1348 *{add,sub}<mode>3_carry patetrns using plusminus code iterator.
1349 (neg<mode>2): Macroize expander from neg{qi,hi,si,di,ti}2
1350 patterns using SDWIM mode iterator.
1351 (*neg<dwi>2_doubleword): New insn_and_split pattern. Macroize
1352 pattern from *neg{di,ti}2_1 patterns and corresponding splitters
1353 using DWIH mode iterator.
1354 (*neg<mode>2_1): Macroize insn from neg{qi,hi,si,di}2_1 patterns
1355 using SWI mode iterator.
1356 (*neg<mode>2_cmpz): Ditto from neg{qi,hi,si,di}2_cmpz patterns.
1357 (one_cmpl<mode>2): Macroize expander from one_cmpl{qi,hi,si,di}2
1358 patterns using SWIM mode iterator.
1359 (*one_cmpl<mode>2_1): Macroize insn from one_cmpl{hi,si,di}2_1
1360 patterns using SWI248 mode iterator.
1361 (*one_cmpl<mode>2_2): Macroize insn from one_cmpl{qi,hi,si,di}2_2
1362 patterns using SWI mode iterator.
1363 (*one_cmpl<mode>2_2 splitter): Macroize splitter from
1364 one_cmpl{qi,hi,si,di}2_2 splitter patterns using SWI mode iterator.
1366 2009-11-24 Michael Matz <matz@suse.de>
1368 * expr.c (set_storage_via_libcall): Fix build_call_expr call.
1370 2009-11-24 David Binderman <dcb314@hotmail.com>
1372 * expr.c (store_field): Remove set but not used local variable
1374 (expand_expr_real_2): Remove treeop2.
1375 * gcse.c (update_ld_motion_stores): Remove new_rtx.
1376 * haifa-sched.c (max_issue): Remove points.
1377 (sched_create_recovery_edges): Remove e.
1378 * ira-costs.c (setup_allocno_cover_class_and_costs): Remove mode.
1380 2009-11-24 Nick Clifton <nickc@redhat.com>
1382 * config/v850/v850.c (function_arg): Fix handling of zero-length
1385 2009-11-24 Michael Matz <matz@suse.de>
1387 * tree.h (union tree_ann_d): Don't declare.
1388 (tree_base): Remove ann field.
1389 (struct var_ann_d): Declare forward.
1390 (tree_result_decl, tree_parm_decl, tree_var_decl): Add ann field.
1391 (DECL_VAR_ANN_PTR): New macro.
1392 * tree-dfa.c (create_var_ann): Rewrite in terms of above macro,
1393 accept only VAR, PARM or RESULT decls.
1394 (create_tree_common_ann): Remove.
1395 (remove_referenced_var): Use DECL_VAR_ANN_PTR.
1396 * tree-eh.c (lookup_expr_eh_lp): Remove.
1397 * tree-flow-inline.h (var_ann, get_var_ann): Rewrite in terms of
1399 (ann_type, tree_common_ann, get_tree_common_ann): Remove.
1400 * tree-flow.h (enum tree_ann_type): Remove.
1401 (struct tree_ann_common_d): Remove.
1402 (struct var_ann_d): Remove common field.
1403 (union tree_ann_d): Remove.
1404 (tree_ann_t, tree_ann_common_t): Remove typedefs.
1405 (tree_common_ann, get_tree_common_ann, ann_type,
1406 create_tree_common_ann, lookup_expr_eh_lp): Don't declare.
1407 * tree-ssa.c (delete_tree_ssa): Use DECL_VAR_ANN_PTR.
1408 * tree.c (copy_node_stat): Use DECL_VAR_ANN_PTR.
1409 * builtins.c (expand_builtin_memcpy): Use
1410 currently_expanding_gimple_stmt instead of tree annotation.
1411 (expand_builtin_memset_args): Ditto.
1412 * cfgexpand.c (currently_expanding_gimple_stmt): Add global variable.
1413 (expand_call_stmt): Don't set tree annotation.
1414 (expand_gimple_basic_block): Set currently_expanding_gimple_stmt.
1415 * expr.c (expand_expr_real): Don't call lookup_expr_eh_lp.
1416 * gimple.h (currently_expanding_gimple_stmt): Declare.
1418 2009-11-24 Paolo Carlini <paolo.carlini@oracle.com>
1420 * dwarf2out.c (add_location_or_const_value_attribute): Remove
1421 useless NOTE_VAR_LOCATION_STATUS call.
1422 * cfgrtl.c (commit_one_edge_insertion): Remove useless loop, tidy.
1424 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
1426 * lto-wrapper.c (lto_wrapper_exit): Don't try to delete files if
1427 being called recursively.
1429 2009-11-24 Basile Starynkevitch <basile@starynkevitch.net>
1431 * Makefile.in (PLUGIN_HEADERS): Added files: cppdefault.h flags.h
1432 $(MD5_H) params.def params.h prefix.h tree-inline.h.
1434 2009-11-24 Paul Brook <paul@codesourcery.com>
1436 * gcc/config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Fix comment
1439 2009-11-24 Julian Brown <julian@codesourcery.com>
1440 Paul Brook <paul@codesourcery.com>
1442 * config/arm/arm.c (TARGET_DWARF_REGISTER_SPAN): Define.
1443 (arm_dwarf_register_span): New function.
1444 (arm_dbx_register_number): Add VFPv3 dwarf numbering.
1446 2009-11-24 David Binderman <dcb314@hotmail.com>
1448 * cfgrtl.c (commit_one_edge_insertion): Remove set but not used
1449 local variable bb_note.
1450 * dominance.c (get_dominated_by): Likewise local var n.
1451 (output_file_names): Likewise local var idx.
1452 (add_location_or_const_value_attribute): Likewise local var status.
1453 * dwarf2out.c (gen_variable_die): Likewise local var field.
1454 * emit-rtl.c (no_line_numbers): Remove.
1455 (init_emit_once): Remove line_numbers parameter.
1456 * rtl.h (init_emit_once): Adjust prototype.
1457 * toplev.c (backend_init): Adjust init_emit_once call.
1459 2009-11-24 Richard Guenther <rguenther@suse.de>
1461 PR tree-optimization/42142
1462 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
1463 Handle iv-dependent (non-)kills properly.
1464 (mark_aliased_reaching_defs_necessary): Pass the basic-block
1465 of the reference statement to mark_aliased_reaching_defs_necessary_1.
1467 2009-11-24 Martin Jambor <mjambor@suse.cz>
1469 PR tree-optimization/42154
1470 * tree-sra.c (struct access): Added comments.
1471 (sra_modify_expr): Build references to the old aggregate with
1472 build_ref_for_offset instead of reusing access->expr.
1473 (load_assign_lhs_subreplacements): Likewise.
1475 2009-11-24 Uros Bizjak <ubizjak@gmail.com>
1477 * config/i386/i386.md (add<mode>3_carry): Change insn pattern
1479 (sub<mode>3_carry): Ditto.
1480 (x86_mov<mode>cc_0_m1): Ditto.
1481 (*add<mode>3_carry): New insn pattern. Use VOIDmode match_operator
1482 for ix86_carry_flag_operator operator predicate.
1483 (*sub<mode>3_carry): Ditto.
1484 (*x86_mov<mode>cc_0_m1): Ditto.
1485 (*addsi3_carry_zext): Use VOIDmode match_operator for
1486 ix86_carry_flag_operator operator predicate.
1487 (*subsi3_carry_zext): Ditto.
1488 (*x86_mov<mode>cc_0_m1_s): Ditto.
1489 (*x86_mov<mode>cc_0_m1_neg): Ditto.
1490 * config/i386/predocates.md (ix86_carry_flag_operator): Do not
1491 check operator sub-expressions for FLAGS_REG and const0_rtx.
1492 * config/i386/i386.c (*ix86_gen_sub3_carry): Update prototype.
1493 (ix86_expand_int_movcc): Update calls to gen_x86_mov{si,di}cc_0_m1.
1494 (ix86_expand_int_addcc): Update calls to
1495 gen_{add,sub}{qi,hi,si,di}3_carry. Do not set mode of compare_op.
1496 (ix86_expand_strlensi_unroll_1): Update calls to ix86_gen_sub3_carry.
1497 Do not set mode of compare operation.
1499 2009-11-23 Jan Hubicka <jh@suse.cz>
1502 * ipa-inline.c (inline_transform): Avoid ICE when transform is called
1505 2009-11-23 Jan Hubicka <jh@suse.cz>
1507 * ipa-cp.c (ipcp_compute_node_scale): Work around completely
1508 wrong profile updates.
1509 * predict.c (counts_to_freqs): Be expected for ENTRY/EXIT block
1510 having largest frequency.
1511 * ira-live.c (ira_implicitly_set_insn_hard_regs): Silecne
1512 used uninitalized warning.
1513 * tree-optimize.c (execute_fixup_cfg): Rescale entry and exit block
1516 2009-11-23 Uros Bizjak <ubizjak@gmail.com>
1518 * config/alpha/alpha.md (*cmp_sadd_sidi): Use gen_lowpart instead
1519 of gen_rtx_REG to generate operand 5.
1520 (*cmp_ssub_sidi): Ditto.
1522 2009-11-23 Richard Henderson <rth@redhat.com>
1524 * config/i386/i386.c (avx_vpermilp_parallel): Fix sign compare
1527 2009-11-23 Paul Brook <paul@codesourcery.com>
1529 * config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Add special
1530 case for noreturn functions.
1531 (arm_compute_save_reg_mask): Remove special noreturn handling.
1533 2009-11-23 Richard Guenther <rguenther@suse.de>
1535 * tree-dfa.c (get_ref_base_and_extent): Adjust maximum access
1536 size for DECL bases.
1538 2009-11-22 Richard Henderson <rth@redhat.com>
1540 * i386.c (avx_vpermilp_parallel): New function.
1541 * i386-protos.h: Declare it.
1542 * predicates.md (avx_vpermilp_v8sf_operand, avx_vpermilp_v4df_operand,
1543 avx_vpermilp_v4sf_operand, avx_vpermilp_v2df_operand): New.
1544 * sse.md (AVXMODEFDP, AVXMODEFSP): New iterators.
1545 (ssescalarnum, ssedoublesizemode): Add AVX modes.
1546 (vpermilbits): Remove.
1547 (avx_vpermil<mode>): Change insns to expanders.
1548 (*avx_vpermil<mode>): New. Use vec_select.
1550 2009-11-22 Richard Earnshaw <rearnsha@arm.com>
1552 * opts.c (decode_options): Don't enable flag_schedule_insns
1553 when optimizing for size.
1554 * doc/invoke.texi: Document change.
1556 2009-11-22 Uros Bizjak <ubizjak@gmail.com>
1559 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
1560 of scratch register to SImode.
1561 (*cmp_sadd_sidi): Ditto.
1562 (*cmp_ssub_si): Ditto.
1563 (*cmp_ssub_sidi): Ditto.
1565 2009-11-21 Ian Lance Taylor <iant@google.com>
1567 * Makefile.in (HOST_LIBS): Move higher in file.
1568 (LINKER, LINKER_FLAGS): If ENABLE_BUILD_WITH_CXX, but $(HOST_LIBS)
1569 is not empty, set to $(CC) and $(CFLAGS).
1571 2009-11-22 Martin Jambor <mjambor@suse.cz>
1573 * tree-cfg.c (verify_types_in_gimple_reference): Error out on
1574 V_C_E of an SSA_NAME or an invariant if lvalue is required.
1575 (verify_gimple_call): Verify LHS also with with
1576 verify_types_in_gimple_reference.
1578 2009-11-21 Martin Jambor <mjambor@suse.cz>
1581 * tree-sra.c (access_precludes_ipa_sra_p): New function.
1582 (splice_param_accesses): Check all accesses by calling
1583 access_precludes_ipa_sra_p.
1584 (sra_ipa_modify_expr): Rename argument erite to dont_convert and do
1585 not convert types if it is true.
1586 (sra_ipa_modify_assign): Convert types in case of mismatch.
1588 2009-11-21 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1590 * config/sh/sh.md (cmpeqsi_t-1): Use logical_operand predicate
1593 2009-11-21 Adam Nemet <adambnemet@gmail.com>
1595 * config/mips/mips-protos.h (mulsidi3_gen_fn): New typedef.
1596 (mips_mulsidi3_gen_fn): Declare new function.
1597 * config/mips/mips.c (mips_mulsidi3_gen_fn): New function.
1598 * config/mips/mips.md (<u>mulsidi3): Change condition to use
1599 mips_mulsidi3_gen_fn. Use mips_mulsidi3_gen_fn to generate the insn.
1600 (<u>mulsidi3_64bit): Don't match for ISA_HAS_DMUL3.
1601 (mulsidi3_64bit_dmul): New define_insn.
1603 2009-11-21 Ben Elliston <bje@au.ibm.com>
1605 * gengtype-lex.l: Enable noinput flex option.
1606 (YY_NO_INPUT): Remove define.
1608 2009-11-21 Alexandre Oliva <aoliva@redhat.com>
1610 * tree-ssa.c (find_released_ssa_name): Handle NULL wi.
1611 (insert_debug_temp_for_var_def): Handle degenerate PHI nodes.
1612 (insert_debug_temps_for_defs): Handle PHI nodes.
1613 * tree-ssa-dom.c (degenerate_phi_result): Don't crash on released
1616 2009-11-21 Alexandre Oliva <aoliva@redhat.com>
1618 * tree-ssa-pre.c (remove_dead_inserted_code): Don't release_defs
1619 after remove_phi_node.
1621 2009-11-21 Alexandre Oliva <aoliva@redhat.com>
1623 PR tree-optimization/42078
1624 * gimple.h (gimple_replace_lhs): New declaration.
1625 * gimple.c (gimple_replace_lhs): New function.
1626 * tree-ssa-math-opts.c (execute_cse_reciprocals): Call it before
1629 2009-11-20 Sebastian Pop <sebastian.pop@amd.com>
1631 * config/i386/sse.md (*xop_pmacsdql_mem): Don't call reg_mentioned_p.
1632 (xop_mulv2div2di3_low): Same.
1633 (*xop_pmacsdqh_mem): Same.
1635 2009-11-20 Richard Henderson <rth@redhat.com>
1637 * config/i386/i386-builtin-types.awk: New file.
1638 * config/i386/i386-builtin-types.def: New file.
1639 * config/i386/t-i386: Use them to build i386-builtin-types.inc.
1640 * config/i386/i386.c: Include it.
1641 (ix86_builtin_type_tab, ix86_get_builtin_type): New.
1642 (ix86_builtin_func_type_tab, ix86_get_builtin_func_type): New.
1643 (struct builtin_isa): Remove GTY marker. Replace tree type with
1644 ix86_builtin_func_type; add set_and_not_built_p.
1645 (def_builtin): Change type parameter to tcode; use
1646 ix86_get_builtin_func_type; update all callers. Accept zero mask
1647 to mean the builtin is unconditionally available.
1648 (ix86_add_new_builtins): Use set_and_not_built_p instead of type
1650 (enum ix86_special_builtin_type, enum ix86_builtin_type): Remove.
1651 Update some users to rationalized enumeration codes from new include.
1652 (enum multi_arg_type): Remove. Replace all enumeration values
1653 with defines to new ix86_builtin_func_type.
1654 (ix86_init_mmx_sse_builtins): Don't build any types here. Defer
1655 all type resolution to def_builtin.
1656 (ix86_init_builtin_types): Split out from ...
1657 (ix86_init_builtins): ... here. Use ix86_get_builtin_func_type.
1659 2009-11-20 Michael Meissner <meissner@linux.vnet.ibm.com>
1662 * config/rs6000/rs6000.c (struct machine_function): Revert
1663 2009-10-23 change to set VRSAVE to non-0 if we use VSX.
1664 (rs6000_expand_to_rtl_hook): Ditto.
1665 (rs6000_check_vector_mode): Ditto.
1666 (compute_vrsave_mask): Ditto.
1668 2009-11-20 Paul Brook <paul@codesourcery.com>
1670 * doc/invoke.texi: Document ARM -mcpu=cortex-a5.
1671 * config/arm/arm-cores.def: Add cortex-a5.
1672 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a5.
1673 * config/arm/arm-tune.md: Regenerate.
1675 2009-11-20 Olga Golovanevsky <olga@il.ibm.com>
1678 * ipa-struct-reorg.c (find_pos_in_stmt): New parameter.
1679 (ref_pos): New field in structure.
1680 (insert_new_var_in_stmt): New function.
1683 2009-11-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1685 * config.gcc (alpha*-dec-osf[45]*): Set use_gcc_stdint.
1686 * config/alpha/osf.h (SIG_ATOMIC_TYPE): Define.
1687 (INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE): Define.
1688 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
1689 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
1690 INT_LEAST64_TYPE): Define.
1691 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
1692 UINT_LEAST64_TYPE): Define.
1693 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
1694 INT_FAST64_TYPE): Define.
1695 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
1696 UINT_FAST64_TYPE): Define.
1697 (INTPTR_TYPE, UINTPTR_TYPE): Define.
1699 2009-11-20 Julian Brown <julian@codesourcery.com>
1701 * config/arm/arm.h (ASM_OUTPUT_REG_PUSH): Handle STATIC_CHAIN_REGNUM
1702 specially for Thumb-1.
1703 (ASM_OUTPUT_REG_POP): Likewise.
1705 2009-11-19 Jason Merrill <jason@redhat.com>
1707 * dwarf2out.c (get_context_die): Take TYPE_MAIN_VARIANT.
1709 2009-11-19 Basile Starynkevitch <basile@starynkevitch.net>
1710 Rafael Avila de Espindola <espindola@google.com>
1712 * doc/plugins.texi (Plugin initialization): Added advices for
1713 retrieving the version of GCC at plugin compilation and loading times.
1715 2009-11-19 Basile Starynkevitch <basile@starynkevitch.net>
1717 * plugin.c (FMT_FOR_PLUGIN_EVENT): added definition.
1718 (dump_active_plugins): output to file everything. Use
1719 internationalized dump & FMT_FOR_PLUGIN_EVENT.
1721 2009-11-19 Richard Guenther <rguenther@suse.de>
1723 * gimple.c (canonicalize_cond_expr_cond): Strip conversions
1724 around truth-valued expressions.
1725 * tree.c (free_lang_data): Untangle check for LTO frontend.
1727 2009-11-19 Jakub Jelinek <jakub@redhat.com>
1729 * tree.c (need_assembler_name_p): Use cgraph_get_node instead
1730 of cgraph_node_for_decl.
1731 * cgraph.h (cgraph_node_for_decl): Remove prototype.
1732 * cgraph.c (cgraph_node_for_decl): Remove.
1733 (cgraph_get_node): Just return NULL if !cgraph_hash.
1735 2009-11-19 Paul Brook <paul@codesourcery.com>
1737 * config.gcc: Add new ARM --with-fpu options.
1738 * doc/invoke.texi: Docuent ARM -mfpu=fpv4-sp-d16.
1739 * config/arm/arm.c (all_fpus): Add fpv4-sp-d16.
1741 2009-11-18 Richard Guenther <rguenther@suse.de>
1743 * gimple.h (union gimple_statement_d): Add gsmembase member.
1744 (gimple_vuse_op): Use gsmembase for access.
1745 (gimple_vdef_op): Likewise.
1746 (gimple_vuse): Likewise.
1747 (gimple_vdef): Likewise.
1748 (gimple_vuse_ptr): Likewise.
1749 (gimple_vdef_ptr): Likewise.
1750 (gimple_set_vuse): Likewise.
1751 (gimple_set_vdef): Likewise.
1752 * gsstruct.def (GSS_WITH_MEM_OPS_BASE): Add.
1754 2009-11-18 Daniel Jacobowitz <dan@codesourcery.com>
1756 * doc/arm-neon-intrinsics.texi: Regenerated.
1758 2009-11-18 Daniel Jacobowitz <dan@codesourcery.com>
1760 * config/arm/neon-docgen.ml (analyze_shape_elt): Handle alternatives.
1762 2009-11-18 Paul Brook <paul@codesourcery.com>
1763 Daniel Jacobowitz <dan@codesourcery.com>
1765 * config/arm/arm.c (FL_ARCH7EM, FL_FOR_ARCH7EM): Define.
1766 (arm_arch7em): New variable.
1767 (all_architectures): Add armv7e-m.
1768 (arm_override_options): Set arm_arch7em.
1769 * config/arm/arm.h (TARGET_DSP_MULTIPLY, TARGET_INT_SIMD):
1770 Include arm_arch7em.
1771 (arm_arch7em): Declare.
1773 2009-11-18 Richard Guenther <rguenther@suse.de>
1775 * lto-streamer-in.c (input_gimple_stmt): Assert that we find
1776 a valid field decl if checking is enabled.
1778 2009-11-18 Martin Jambor <mjambor@suse.cz>
1780 * ipa-prop.h (struct ipa_param_call_note): New field lto_stmt_uid.
1781 (lto_ipa_fixup_call_notes): Declare.
1782 * ipa-prop.c (ipa_note_param_call): Store gimple uid.
1783 (update_call_notes_after_inlining): Copy call stmt uid to the new
1785 (ipa_write_param_call_note): New function.
1786 (ipa_read_param_call_note): New function
1787 (ipa_write_node_info): Write also param call notes. Removed a bogus
1788 comment, reformatted to fit 80 columns.
1789 (ipa_read_node_info): Read also param call notes. Removed a bogus
1790 comment. Remove ipa_edge_args_vector growth.
1791 (lto_ipa_fixup_call_notes): New function.
1792 * ipa-cp.c (pass_ipa_cp): Add stmt_fixup hook.
1793 * ipa-inline.c (cgraph_mark_inline_edge): Perform indirect
1794 inlining regardless of flag_wpa.
1795 (cgraph_decide_inlining_of_small_functions): Likewise.
1796 (cgraph_decide_inlining): Likewise.
1797 (inline_read_summary): Likewise.
1799 2009-11-18 Jan Hubicka <jh@suse.cz>
1801 * predict.c (compute_function_frequency): Export.
1802 * predict.h (compute_function_frequency): Declare.
1803 * tree-optimize.c (execute_fixup_cfg): Rescale frequencies.
1805 2009-11-18 Martin Jambor <mjambor@suse.cz>
1807 * passes.c (ipa_write_summaries): Call renumber_gimple_stmt_uids
1808 on all nodes we write summaries for.
1810 2009-11-18 Shujing Zhao <pearly.zhao@oracle.com>
1813 * params.def (PARAM_INLINE_UNIT_GROWTH, PARAM_IPCP_UNIT_GROWTH)
1814 (PARAM_EARLY_INLINING_INSNS, PARAM_IRA_MAX_LOOPS_NUM)
1815 (PARAM_IRA_MAX_CONFLICT_TABLE_SIZE)
1816 (PARAM_LOOP_INVARIANT_MAX_BBS_IN_LOOP)
1817 (PARAM_MIN_INSN_TO_PREFETCH_RATIO)
1818 (PARAM_PREFETCH_MIN_INSN_TO_MEM_RATIO)
1819 (PARAM_IPA_SRA_PTR_GROWTH_FACTOR): Uppercase the first letter of the
1822 2009-11-18 Jakub Jelinek <jakub@redhat.com>
1824 * dwarf2out.c (loc_list_from_tree): Don't call rtl_for_decl_location
1826 (rtl_for_decl_location): Try harder to get a rtl for TREE_STATIC vars.
1829 * cgraph.h (struct cgraph_node): Add same_body and same_body_alias
1831 (cgraph_same_body_alias, cgraph_remove_same_body_alias): New
1833 * cgraphunit.c (cgraph_expand_function, cgraph_emit_thunks,
1834 cgraph_materialize_all_clones): Handle same_body aliases.
1835 * cgraph.c (cgraph_allocate_node): New function.
1836 (cgraph_create_node): Use it.
1837 (cgraph_node_for_decl, cgraph_node, cgraph_get_node,
1838 cgraph_node_for_asm, cgraph_remove_node): Handle same_body aliases.
1839 (cgraph_same_body_alias, cgraph_remove_same_body_alias): New
1841 * lto-cgraph.c (lto_output_node): Stream out same_body aliases.
1842 (input_node): Stream in same_body aliases.
1843 * lto-symtab.c (lto_cgraph_replace_node): Clear node pointers
1844 for same_body aliases.
1845 (lto_symtab_merge_cgraph_nodes_1): Handle same_body aliases.
1847 2009-11-18 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
1850 * config/darwin.h: Use the extension stub libraries to access
1851 current libgcc_s features.
1853 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
1856 * tree-vect-loop.c (vect_loop_kill_debug_uses): New.
1857 (vect_transform_loop): Call it.
1859 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
1861 * tree-ssa.c (insert_debug_temp_for_var_def): Fix handling of
1864 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
1868 * graphite-scop-detection.c (stmt_simple_for_scop_p): Debug stmts
1870 * graphite-sese-to-poly.c (graphite_stmt_p): Likewise.
1871 (try_generate_gimple_bb): Skip debug stmts when finding data refs.
1872 * sese.c (sese_build_liveouts_bb): Skip debug stmts.
1873 (sese_bad_liveouts_use): New.
1874 (sese_reset_debug_liveouts_bb): New.
1875 (sese_build_liveouts): Use it.
1876 (rename_variables_in_stmt): Reset debug stmts rather than creating
1878 (expand_scalar_variable_stmt): Likewise.
1880 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
1882 * df-scan.c (df_ref_create): Don't mark BB as dirty on debug insns.
1883 (df_ref_remove): Likewise.
1885 2009-11-17 Jan Hubicka <jh@suse.cz>
1887 * ipa-struct-reorg.c (update_cgraph_with_malloc_call): Fix profile
1890 2009-11-17 Eric Botcazou <ebotcazou@adacore.com>
1892 * toplev.c (process_options): Remove dead code.
1893 * doc/invoke.texi (-frename-registers): Mention -fpeel-loops.
1895 2009-11-17 Rafael Avila de Espindola <espindola@google.com>
1897 * lto-symtab.c (lto_symtab_resolve_symbols): Always initialize the
1900 2009-11-17 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1902 PR tree-optimization/41857
1903 * tree-ssa-address.c (move_hint_to_base): Use void pointer to
1904 TYPE's address space instead of pointer to TYPE.
1906 2009-11-17 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1908 * reload.c (find_reloads_address): Fix typo.
1910 2009-11-17 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1912 * config/spu/spu.c (get_pic_reg): Use LAST_ARG_REGNUM as PIC
1913 registers in leaf functions if possible.
1915 2009-11-17 Maxim Kuvyrkov <maxim@codesourcery.com>
1917 * config/m68k/m68k-devices.def: Add MCF5441x family.
1919 2009-11-17 Jan Hubicka <jh@suse.cz>
1921 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Do not access
1923 * cgraphunit.c (verify_cgraph_node): Verify frequencies for match.
1925 2009-11-17 Uros Bizjak <ubizjak@gmail.com>
1927 * config/i386/predicates.md (x86_64_szext_general_operand): Do not
1928 nest ior expressions.
1929 (x86_64_szext_nonmemory_operand): Ditto.
1930 (call_insn_operand): Ditto.
1932 2009-11-16 Alexandre Oliva <aoliva@redhat.com>
1934 * stmt.c (expand_asm_stmt): Get locus from stmt.
1936 2009-11-16 Alexandre Oliva <aoliva@redhat.com>
1938 * tree-cfg.c (gimple_redirect_edge_and_branch) <case GIMPLE_ASM>:
1939 Create the decl label for the new dest block on demand. Require
1940 a fallthrough edge if no asm labels were redirected.
1942 2009-11-16 Uros Bizjak <ubizjak@gmail.com>
1944 * config/i386/i386.md (cbranchsi4): Use nonimmediate_operand for
1945 operand 1 predicate.
1946 (cstoresi4): Ditto for operand 2.
1947 (cbranch<mode>4): Macroize expander from cbranch{qi,hi,si,di,ti}4
1948 patterns using SDWIM mode iterator.
1949 (cstore<mode>4): Macroize expander from cstore{qi,hi,si,di}4 patterns
1950 using SWIM mode iterator.
1951 (cmpdi_1): Rename from cmpdi_1_rex64.
1952 (cmp<mode>_1): Macroize expander from cmp{si,di}_1 patterns using
1953 SWI48 mode iterator.
1954 (*cmp<mode>_1): Macroize insn from *cmp{qi,hi,si,di}_1_insn patterns
1955 using SWI mode iterator.
1956 (*cmp<mode>_ccno_1): Ditto from *cmp{qi,hi,si,di}_ccno_1.
1957 (*cmp<mode>_minus_1): Ditto from *cmp{qi,hi,si,di}_minus_1.
1958 (*cmpqi_ext_3_insn): Make private.
1959 (*cmpqi_ext_3_insn_rex64): Make private.
1960 (cmpstrnsi): Update for renamed cmpdi_1_rex64.
1961 * config/i386/predicates.md (cmpsi_operand): Remove.
1963 2009-11-16 Paul Brook <paul@codesourcery.com>
1965 * doc/invoke.texi: Document ARM VFPv4 based FPUs.
1966 * config/arm/arm.c (all_fpus): Add VFPv4 entries.
1968 2009-11-14 Jan Hubicka <jh@suse.cz>
1970 * cgraphbuild.c (compute_call_stmt_bb_frequency): Use proper
1972 * cgraph.c (cgraph_clone_edge): Avoid freq_scale 0 to completely
1973 zero out all callees.
1974 * cgraphunit.c (verify_cgraph_node): Verify cgraph nodes for
1975 frequency and count match.
1976 * ipa-inline.c (update_noncloned_frequencies): New function.
1977 (cgraph_clone_inlined_nodes): Use it.
1978 * tree-inline.c (copy_bb): Fix frequency scaling; output
1979 diagnostic on frequency mismatches to dump file.
1980 (initialize_cfun): Do not scale frequency; fix count scaling;
1981 initialize entry and exit block frequencies; copy profile info.
1982 (copy_cfg_body): Use frequency_scale as argument; fix count scaling.
1983 (copy_body): Use frequency_scale as argument.
1984 (expand_call_inline): Compute frequency scale and output diagnostic
1986 (delete_unreachable_blocks_update_callgrah): Remove checking that
1987 has to be done after edge redirection.
1988 (tree_function_versioning): Update initialize_cfun and copy_body call.
1990 2009-11-14 Jan Hubicka <jh@suse.cz>
1992 * cgraph.c (cgraph_release_function_body): Update use of
1993 ipa_transforms_to_apply.
1994 (cgraph_remove_node): Remove ipa_transforms_to_apply.
1995 * cgraph.h (struct cgraph_node): Add ipa_transforms_to_apply.
1996 * cgraphunit.c (save_inline_function_body): Clear ipa_transforms for
1998 (cgraph_materialize_clone): Remove original if dead.
1999 * lto-streamer-in.c (lto_read_body): Remove FIXME and
2000 ipa_transforms_to_apply hack.
2001 * function.h (struct function): Add ipa_transforms_to_apply.
2002 * ipa.c (cgraph_remove_unreachable_nodes): Handle dead clone originals.
2003 * tree-inline.c (copy_bb): Update sanity check.
2004 (initialize_cfun): Do not copy ipa_transforms_to_apply.
2005 (expand_call_inline): remove dead clone originals.
2006 (tree_function_versioning): Merge transformation queues.
2007 * passes.c (add_ipa_transform_pass): Remove.
2008 (execute_one_ipa_transform_pass): Update ipa_transforms_to_apply
2010 (execute_all_ipa_transforms): Update.
2011 (execute_one_pass): Update.
2013 2009-11-14 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2015 PR target/21078, 21080
2016 * config/avr/avr.c (avr_return_addr_rtx): New function for
2017 builtin_return_address.
2018 (expand_prologue): Calculate stack usage.
2019 (avr_asm_function_end_prologue): Output stack size and offset label.
2020 * config/avr/avr.h (RETURN_ADDR_RTX): Replace.
2021 (machine_function): Add stack_usage.
2022 * config/avr/avr-protos.h (avr_return_addr_rtx): New function.
2024 2009-11-14 Anatoly Sokolov <aesok@post.ru>
2026 * config/iq2000/iq2000.c (iq2000_function_value): Make static, add
2027 new 'outgoing' argument.
2028 (iq2000_libcall_value, iq2000_function_value_regno_p): New functions.
2029 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
2030 * config/iq2000/iq2000.h (FUNCTION_VALUE_REGNO_P): Redefine, use
2031 iq2000_function_value_regno_p.
2032 (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
2033 * config/iq2000/iq2000-protos.h (iq2000_function_value_regno_p):
2036 2009-11-14 Richard Earnshaw <rearnsha@arm.com>
2039 * arm.md (adddi_sesidi_di): Place tied contraint first.
2040 (adddi_zesidi_di, subdi_di_zesidi, subdi_di_sesidi): Likewise
2041 (subdi_zesidi_di, subdi_sesidi_di): Likewise.
2042 (mulsi3_compare0, mulsi_compare0_scratch): Likewise.
2043 (mulsi3addsi, mulsi3addsi_compare0): Likewise.
2044 (mulsi3addsi_compare0_scratch, smulsi3_highpart_nov6): Likewise.
2045 (umulsi3_highpart_nov6, anddi_zesidi_di, anddi_sesdi_di): Likewise.
2046 (anddi_notdi_di, iordi_sesidi_di, xordi_sesidi_di): Likewise.
2047 (andsi_iorsi3_notsi, arm_ashldi3_1bit, arm_ashrdi3_1_bit): Likewise.
2048 (arm_lshrdi3_1bit, one_cmpldi2): Likewise.
2050 2009-11-14 Uros Bizjak <ubizjak@gmail.com>
2052 * config/i386/predicates.md (call_register_no_elim_operand):
2053 New predicate. Reject stack register as valid call operand
2055 (call_insn_operand): Use call_register_no_elim_operand.
2057 2009-11-13 Richard Henderson <rth@redhat.com>
2059 * function.c (stack_protect_prologue): Don't bypass expand_expr
2060 for stack_protect_guard and guard_decl.
2061 (stack_protect_epilogue): Likewise.
2063 2009-11-13 Jan Hubicka <jh@suse.cz>
2065 * ipa.c (function_and_variable_visibility): Clear COMDAT on functions
2066 when to PUBLIC is set.
2068 2009-11-13 Jakub Jelinek <jakub@redhat.com>
2071 * gimplify.c (gimplify_omp_atomic): Set DECL_GIMPLE_REG_P on
2074 2009-11-13 Uros Bizjak <ubizjak@gmail.com>
2077 * config/i386/i386.md (*call_pop_1, *call_1, *call_value_pop_1,
2078 *call_value_1): Use "lsm" as operand 1 constraint.
2079 * config/i386/predicates.md (call_insn_operand): Depend on
2080 index_register_operand to avoid %esp register.
2082 2009-11-13 Uros Bizjak <ubizjak@gmail.com>
2085 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
2088 * config/i386/i386.h (ix86_arch_indices) <X86_ARCH_CALL_ESP>: New.
2089 (TARGET_CALL_ESP): New define.
2090 * config/i386/i386.c (initial_ix86_tune_features): Initialize
2092 * config/i386/i386.md (*call_pop_1_esp, *call_1_esp,
2093 *call_value_pop_1_esp, *call_value_1_esp): Rename from *call_pop_1,
2094 *call_1, *call_value_pop_1 and *call_value_1. Depend on
2096 (*call_pop_1, *call_1, *call_value_pop_1, *call_value_1):
2097 New patterns, use "lsm" as operand 1 constraint.
2098 * config/i386/predicates.md (call_insn_operand): Depend on
2099 index_register_operand for !TARGET_CALL_ESP to avoid %esp register.
2101 2009-11-13 Jason Merrill <jason@redhat.com>
2104 * dwarf2out.c (gen_variable_die): Don't worry about DECL_COMDAT.
2105 Don't emit a second declaration at any scope.
2107 2009-11-13 Andrey Belevantsev <abel@ispras.ru>
2109 PR rtl-optimization/41697
2110 * sel-sched-ir.c (fallthru_bb_of_jump): Bail out when a block with
2111 a conditional jump has a single successor.
2113 2009-11-13 Andrey Belevantsev <abel@ispras.ru>
2115 * sched-deps.c (init_deps): New parameter lazy_reg_last. Don't
2116 allocate reg_last when in case lazy_reg_last is true.
2117 (init_deps_reg_last): New.
2118 (free_deps): When max_reg is 0, this context is already freed.
2119 * sched-int.h (init_deps_reg_last): Export.
2120 (init_deps): Update prototype.
2121 * sched-ebb.c (schedule_ebb): Update the call to init_deps.
2122 * sched-rgn.c (sched_rgn_compute_dependencies): Likewise.
2123 * ddg.c (build_intra_loop_deps): Likewise.
2124 * sel-sched-ir.c (copy_deps_context, create_deps_context,
2125 reset_deps_context, deps_init_id): Likewise.
2126 (init_first_time_insn_data): Lazy allocate INSN_DEPS_CONTEXT.
2127 (free_data_for_scheduled_insn): New, break down from ...
2128 (free_first_time_insn_data): ... here.
2129 (has_dependence_p): Allocate reg_last now, when it is needed.
2130 (extend_insn_data): When maximal LUID is big enough, allocate
2131 per-insn data in smaller chunks.
2132 * sel-sched-ir.h (free_data_for_scheduled_insn): Export.
2133 * sel-sched.c (update_seqnos_and_stage): Free INSN_DEPS_CONTEXT
2136 2009-11-13 Uros Bizjak <ubizjak@gmail.com>
2138 * config/i386/i386.md (call_value): Fix comment.
2139 (sibcall_value): Ditto.
2141 2009-11-13 Eric Botcazou <ebotcazou@adacore.com>
2143 * config/i386/linux-unwind.h (x86_frob_update_context): New function.
2144 (MD_FROB_UPDATE_CONTEXT): Define.
2146 2009-11-12 Eric Botcazou <ebotcazou@adacore.com>
2147 Laurent GUERBY <laurent@guerby.net>
2149 * config/sparc/linux-unwind.h (sparc64_fallback_frame_state): Tidy.
2150 Do not schedule an %sp restore. Compensate for RETURN_ADDR_OFFSET.
2151 (sparc_fallback_frame_state): Tidy. Compensate for RETURN_ADDR_OFFSET.
2153 2009-11-12 Jan Hubicka <jh@suse.cz>
2155 * ipa.c (function_and_variable_visibility): Fix my accidentail commit
2156 and clear DECL_COMMON on localized declarations.
2158 2009-11-12 Bernd Schmidt <bernd.schmidt@analog.com>
2161 * regrename.c (struct du_head): New structure; some elements moved
2163 (struct du_chain): ... this one.
2164 (open_chains, closed_chains): Now of type struct du_head *.
2165 (do_replace): Accept du_head argument, not du_chain. All callers
2166 changed. Modified code to match new data structures.
2167 (build_def_use): Return a list of du_head structures. Modified code
2168 to match new data structures.
2169 (dump_def_use_chain): Accept du_head argument, not du_chain. All
2170 callers changed. Modified code to match new data structures.
2171 (merge_overlapping_regs): Accept du_head argument, not du_chain. All
2172 callers changed. Modified code to match new data structures.
2173 (scan_rtx_reg): Change type of this_regno and this_nregs to unsigned.
2174 Allocate a du_head structure as well as a du_chain when creating a
2175 new chain. Modified other code to match new data structures.
2177 2009-11-12 Jan Hubicka <jh@suse.cz>
2179 * cgraph.h (varpool_node_name): Declare.
2180 * cgraphunit.c (process_function_and_variable_attributes): Set
2181 force_output flag on used variables.
2182 * ipa.c (function_and_variable_visibility): Dump externally visible
2183 and needed variables.
2184 * varpool.c (varpool_node_name): Export.
2185 (decide_is_variable_needed): Check COMDAT for externally visible vars;
2188 2009-11-12 Uros Bizjak <ubizjak@gmail.com>
2191 * simplify-rtx.c (simplify_replace_fn_rtx) <case 'e'>: Skip
2192 processing if XEXP (x, i) is NULL.
2194 2009-11-12 Jan Hubicka <jh@suse.cz>
2196 * ipa.c (function_and_variable_visibility): Verify that WEAK || COMMON
2197 imply PUBLIC || EXTERNAL.
2199 2009-11-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2202 * cfgexpand.c (expand_gimple_basic_block): Append NOP to a fallthru,
2203 single successor block, ending with jump created by RTL expander.
2205 2009-11-11 Jan Hubicka <jh@suse.cz>
2208 * ipa.c (function_and_variable_visibility): Do not privatize COMDAT
2209 and WEAK variables at -fwhole-program.
2212 * ipa.c (whole_program_function_and_variable_visility): COMDAT
2213 functions/variables are not needed even if they are externally visible.
2215 2009-11-11 Jan Hubicka <jh@suse.cz>
2217 (patch by Richard Guenther)
2218 * lto-streamer-out.c (output_function): Output head of argument list
2220 * lto-streamer-in.c (input_function): Re-map arguments into merged
2223 2009-11-11 Jan Hubicka <jh@suse.cz>
2225 * lto-cgraph.c: Include gcov-io.h
2226 (output_profile_summary): New function.
2227 (output_cgraph): Use it.
2228 (input_profile_summary): New function.
2229 (input_cgraph): Use it.
2230 * coverage.c (build_ctr_info_value): Use varpool; initalize
2231 DECL_ASSEMBLER_NAME.
2232 (create_coverage): Likewise.
2233 * tree-profile.c (tree_init_ic_make_global_vars): Likewise.
2234 (tree_init_edge_profiler): Likewise.
2235 * Makefile.in (lto-cgraph.o): Add dependency on gcov-io.h.
2237 2009-11-11 Kai Tietz <kai.tietz@onevision.com>
2239 * config/i386/cygming.h (HANDLE_PRAGMA_PUSH_POP_MACRO): Removed.
2240 * c-pragma.c (def_pragma_macro_value): Likewise.
2241 (def_pragma_macro): Likewise.
2242 (pushed_macro_table): Likewise.
2243 (HANDLE_PRAGMA_PUSH_POP_MACRO): Remove guarded code.
2244 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): Removed.
2246 2009-11-11 Basile Starynkevitch <basile@starynkevitch.net>
2248 * doc/plugins.texi (Registering custom attributes): section
2249 renamed as (Registering custom attributes or pragmas).
2250 Mentions custom attributes & pragmas, and c_register_pragma, with
2252 * doc/cpp.texi (Pragmas): Mentions that plugins can provide their
2254 * doc/extend.texi (Function Attributes): Mentions that plugin can
2255 provide their attributes.
2257 2009-11-11 Jon Beniston <jon@beniston.com>
2259 * config.gcc: Add lm32 elf and uclinux targets.
2260 * config/lm32: New directory.
2261 * config/lm32/lm32.c: New file.
2262 * config/lm32/lm32.h: New file.
2263 * config/lm32/lm32.md: New file.
2264 * config/lm32/lm32.opt: New file.
2265 * config/lm32/lm32-protos.h: New file.
2266 * config/lm32/constraints.md: New file.
2267 * config/lm32/predicates.md: New file.
2268 * config/lm32/sfp-machine.h: New file.
2269 * config/lm32/t-fprules-softfp: New file.
2270 * config/lm32/uclinux-elf.h: New file.
2271 * doc/invoke.texi: Document lm32 options.
2272 * doc/contrib.texi: Document lm32 porter.
2273 * doc/install.texi: Document lm32 targets.
2275 2009-11-11 Martin Jambor <mjambor@suse.cz>
2278 * ipa-prop.c (ipa_update_after_lto_read): Call
2279 ipa_check_create_node_params and ipa_check_create_edge_args. Also
2280 call ipa_initialize_node_params instead of ipa_populate_param_decls.
2282 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
2284 * config/arm/arm.c (neon_vdup_constant, neon_make_constant): New.
2285 (neon_expand_vector_init): Use them. Also handle non-constant
2286 vectors with identical elements and vectors with only one
2287 non-constant element.
2288 (arm_print_operand): Handle 'y' modifier.
2289 * config/arm/arm-protos.h (neon_make_constant): Declare.
2290 * config/arm/neon.md (neon_vdup_n<mode>): Split into two
2291 patterns. Use VX instead of VDQW for the first one. Allow
2292 a VFP alternative and V32 modes for the second one.
2293 * config/arm/neon.ml (shape_elt): Add Alternatives.
2294 (ops): Use Alternatives for vdup lane instructions.
2295 * config/arm/neon-testgen.ml (analyze_shape): Handle Alternatives.
2296 * config/arm/vec-common.md (mov<mode>): Use neon_make_constant.
2298 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
2300 * config/arm/neon.md (*neon_mov<mode>): Reject two non-register
2302 (movti, mov<mode>): Call force_reg on one operand if required.
2303 * config/arm/vec-common.md (mov<mode>): Likewise.
2305 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
2307 * config/arm/arm.c (arm_override_options): Enable scheduling for
2310 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
2314 * expr.h (anti_adjust_stack_and_probe): Declare.
2315 * explow.c (anti_adjust_stack_and_probe): Make global, add ADJUST_BACK
2316 parameter and rewrite head comment.
2317 (allocate_dynamic_stack_space): Adjust call to above function.
2318 * function.c (expand_function_end): Handle STACK_CHECK_MOVING_SP.
2320 * tree.h (dwarf2out_args_size): Delete.
2321 * dwarf2out.c (dwarf2out_args_size): Make static and move around.
2322 (dwarf2out_args_size_adjust): Delete prototype and move around.
2323 (dwarf2out_frame_debug_expr): Do not record arg size adjustments for
2324 ACCUMULATE_OUTGOING_ARGS targets.
2326 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
2328 * config/sparc/sparc.c (print_operand) <')'>: Test for a non-null
2329 DECL_SIZE of DECL_RESULT before evaluating it.
2331 2009-11-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2333 PR tree-optimization/41987
2334 * fold-const.c (const_binop): Avoid using fold_buildN().
2336 2009-11-10 Martin Jambor <mjambor@suse.cz>
2338 * tree-pass.h (struct ipa_opt_pass_d): Added stmt_fixup field.
2339 (execute_all_ipa_stmt_fixups): Declare.
2340 * ipa-cp.c (pass_ipa_cp): Added stmt_fixup value.
2341 * ipa-inline.c (pass_ipa_inline): Likewise.
2342 * ipa-pure-const.c (pass_ipa_pure_cons): Likewise.
2343 * ipa-reference.c (pass_ipa_reference): Likewise.
2344 * ipa.c (pass_ipa_whole_program_visibility): Likewise.
2345 * lto-streamer-out.c (pass_ipa_lto_gimple_out): Likewise.
2346 (pass_ipa_lto_finish_out): Likewise.
2347 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Likewise.
2348 * passes.c (execute_ipa_stmt_fixups): New function.
2349 (execute_all_ipa_stmt_fixups): New function.
2350 * lto-streamer-in.c (input_function): Call execute_all_ipa_stmt_fixups.
2352 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
2355 * explow.c (probe_stack_range): Fix typo.
2356 * config/sparc/sparc.md (probe_stack): New expander.
2358 2009-11-09 Dave Korn <dave.korn.cygwin@gmail.com>
2360 * config/i386/cygwin.h (LINK_SPEC): Add -tsaware flag if !mno-cygwin.
2362 2009-11-09 Jason Merrill <jason@redhat.com>
2364 * gdbinit.in (pgq): New function for printing gimple sequence.
2366 2009-11-09 Paul Brook <paul@codesourcery.com>
2367 Daniel Jacobowitz <dan@codesourcery.com>
2368 Sandra Loosemore <sandra@codesourcery.com>
2370 * doc/extend.texi (Half-Precision): Update wording to reflect
2371 that there are now multiple -mfpu options that enable fp16
2373 * doc/invoke.texi: Update list of ARM -mfpu= options.
2374 * config.gcc: Update ARM --with-fpu option list.
2375 * config/arm/arm.c (all_fpus): Add vfpv3-fp16, vfpv3-d16-fp16,
2376 vfpv3xd and vfpv3xd-fp16.
2377 (use_vfp_abi): New function.
2378 (aapcs_vfp_is_call_or_return_candidate): Avoid double precision regs
2380 (aapcs_vfp_is_return_candidate, aapcs_vfp_is_call_candidate,
2381 aapcs_vfp_allocate_return_reg): Use use_vfp_abi.
2382 (arm_rtx_costs_1, arm_size_rtx_costs, arm_fastmul_rtx_costs,
2383 arm_9e_rtx_costs): Only expect double-precision operations if the FPU
2385 (coproc_secondary_reload_class): Reload HFmode via GENERAL_REGS if no
2387 (arm_print_operand): Handle 'p' modifier.
2388 (arm_hard_regno_mode_ok): : Allow HFmode in VFP registers if
2390 * config/arm/arm.h (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Define.
2391 (TARGET_FP16): Define.
2392 * config/arm/vfp.md: Disable double-precision patterns if the FPU
2393 does not provide them.
2394 (arm_movdi_vfp, thumb2_movdi_vfp): Use fcpys to move
2395 double-precision values on a single-precision FPU.
2396 (movdf_vfp, thumb2_movdf_vfp): Likewise. Use "Dy" for
2397 double-precision constants.
2398 (movhf_vfp_neon): New pattern (was movhf_vfp).
2399 (movhf_vfp): Remove NEON instructions.
2400 * config/arm/constraints.md: Add new "Dy" constraint for
2401 double-precision constants. Update description of "Dv".
2402 * config/arm/arm.md: Disable double-precision patterns if the FPU
2403 does not provide them
2405 2009-11-09 Jakub Jelinek <jakub@redhat.com>
2407 * config/i386/i386.c (print_operand) <case 'D'>: Fix formatting.
2408 (print_operand) <case 'Y'>: Likewise. Fix a pasto in operand lossage
2411 2009-11-08 H.J. Lu <hongjiu.lu@intel.com>
2413 * collect2.c (main): Search PLUGIN_LD for plugin linker.
2415 * configure.ac (--with-plugin-ld): New. Default to ld.
2416 * configure: Regenerated.
2417 * config.in: Likewise.
2419 * exec-tool.in (ORIGINAL_PLUGIN_LD_FOR_TARGET): New.
2420 (collect-ld): Use ORIGINAL_PLUGIN_LD_FOR_TARGET for -plugin.
2422 2009-11-08 Jonathan Gray <jsg@openbsd.org>
2424 * config/openbsd-stdint.h: Change to reflect what
2425 c_common_nodes_and_builtins expects.
2427 2009-11-08 Paolo Carlini <paolo.carlini@oracle.com>
2429 * builtins.c (apply_args_reg_offset): Remove commented out delaration.
2431 2009-11-08 Jakub Jelinek <jakub@redhat.com>
2434 * config/i386/i386.c (get_some_local_dynamic_name): Don't assert
2435 function contains at least one local dynamic name.
2436 (print_operand) <case '&'>: Instead output operand lossage diagnostics
2437 here if that happens.
2439 2009-11-08 Zbigniew Chamski <zbigniew.chamski@gmail.com>
2440 Joern Rennecke <amylaar@spamcop.net>
2442 * cfgrtl.c (pass_free_cfg): Add pass name.
2443 * cgraphbuild.c (pass_build_cgraph_edges): Likewise.
2444 (pass_rebuild_cgraph_edges, pass_remove_cgraph_callee_edges): Likewise.
2445 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Change pass name.
2446 * df-core.c (pass_df_initialize_no_opt): Likewise.
2447 * except.c (pass_rtl_eh): Likewise.
2448 * function.c (pass_init_function, pass_leaf_regs): Likewise.
2449 * gcse.c (pass_rtl_pre): Change pass name.
2450 * passes.c (pass_postreload): Add pass name.
2451 (make_pass_instance): Don't use duplicate-tracking logic for
2452 names starting with '*'.
2453 (next_pass_1): Assert that pass has a name.
2454 (register_one_dump_file): If there is an space in the name,
2456 * predict.c (pass_strip_predict_hints): Add pass name.
2457 * reg-stack.c (pass_stack_regs): Likewise.
2458 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
2459 * tree-cfg.c (pass_warn_function_return,
2460 pass_warn_function_noreturn): Add pass name.
2461 * tree-dfa.c (pass_referenced_vars): Likewise.
2462 * tree-optimize.c (pass_cleanup_cfg_post_optimizing):
2463 Fix whitespace before comment.
2464 (pass_fixup_cfg): Add pass name, fix whitespace before comment.
2465 (pass_init_datastructures): Add pass name.
2466 * tree-ssa-loop.c (pass_record_bounds): Likewise.
2467 * tree-ssa.c (pass_early_warn_uninitialized,
2468 pass_late_warn_uninitialized): Likewise.
2469 * tree.c (pass_ipa_free_lang_data): Likewise.
2470 * doc/passes.texi (pass manager): Document how to disambiguate
2473 2009-11-08 Paolo Bonzini <bonzini@gnu.org>
2475 * df-problems.c: Fix documentation for forward simulation of LR.
2476 (df_simulate_one_insn_forwards): Use df_simulate_find_defs.
2477 (df_simulate_finalize_forwards): Remove.
2478 * df.h (df_simulate_finalize_forwards): Remove.
2480 2009-11-08 Richard Guenther <rguenther@suse.de>
2482 * tree-ssa-structalias.c (build_succ_graph): Properly make
2483 variables escape if they are stored to anything.
2485 2009-11-08 Richard Guenther <rguenther@suse.de>
2487 PR rtl-optimization/41928
2488 * loop-invariant.c (free_loop_data): If we didn't allocate
2489 loop data do not try to free it.
2491 2009-11-07 Jason Merrill <jason@redhat.com>
2493 * tree.c (reconstruct_complex_type): Preserve attributes.
2495 2009-11-07 Richard Guenther <rguenther@suse.de>
2497 * tree-ssa-structalias.c (build_succ_graph): Feed stores
2498 to anything only to variables that can take pointers.
2499 (get_constraint_for_ssa_var): Properly exclude full
2500 variables from expanding.
2501 (first_vi_for_offset): Avoid overflow in arithmetic.
2502 (first_or_preceding_vi_for_offset): Likewise.
2503 (count_num_arguments): Fix implementation.
2504 (gate_ipa_pta): Do not run when not optimizing.
2506 2009-11-07 David Binderman <dcb314@hotmail.com>
2508 * builtins.c (apply_args_size, expand_builtin_mathfn, expand_powi,
2509 expand_builtin_expect, maybe_emit_sprintf_chk_warning): Remove some
2510 set but not used variables.
2511 (apply_args_reg_offset): Comment out as unused.
2512 * calls.c (flags_from_decl_or_type): Likewise.
2513 * genautomata.c (check_regexp_units_distribution): Likewise.
2515 2009-11-07 Uros Bizjak <ubizjak@gmail.com>
2517 * config/i386/sse.md (xop_pmacsww, xop_pmacssww, xop_pmacsdd,
2518 xop_pmacssdd, xop_pmacssdql, xop_pmacssdqh, xop_pmacsdql,
2519 *xop_pmacsdql_mem, xop_pmacsdqh, *xop_pmacsdqh_mem, xop_pmacsswd,
2520 xop_pmacswd, xop_pmadcsswd, xop_pmadcswd, xop_pcmov_<mode>,
2521 xop_pcmov_<mode>256, xop_pperm, xop_pperm_pack_v2di_v4si,
2522 xop_pperm_pack_v4si_v8hi, xop_pperm_pack_v8hi_v16qi): Compress
2523 operand alternatives.
2525 2009-11-06 Michael Matz <matz@suse.de>
2528 * tree-ssa-math-opts.c (execute_cse_reciprocals): Check all uses
2529 of a potential reciprocal to really be reciprocals.
2531 2009-11-06 Jakub Jelinek <jakub@redhat.com>
2533 * config/i386/x86intrin.h: Include fma4intrin.h, xopintrin.h and
2534 lwpintrin.h after immintrin.h.
2535 * config/i386/fma4intrin.h (__v8sf, __v4df, __m256, __m256d): Remove
2539 * c-common.c (fold_offsetof_1) <case ARRAY_REF>: Don't crash for VLAs
2540 or non-constant index, allow index one past the last element and
2541 allow exceeding array bound in arrays that might be used as flexible
2544 2009-11-05 Richard Henderson <rth@redhat.com>
2546 * config/i386/ia32intrin.h: Protect CRC32 builtins with __SSE4_2__.
2548 2009-11-05 Paul Brook <paul@codesourcery.com>
2550 * config/arm/arm.c (arm_fp_model, arm_fpu_arch, arm_fpu_tune): Remove.
2551 (arm_fpu_desc): New.
2552 (all_fpus): Add FPU details.
2553 (fp_model_for_fpu): Remove.
2554 (arm_override_options): Set and use arm_fpu_desc and arm_fpu_attr.
2555 (arm_output_epilogue, arm_save_coproc_regs): Use TARGET_FPA_EMU2.
2556 (arm_file_start): Use arm_fpu_desc.
2557 * config/arm/arm.h (TARGET_FPA, TARGET_MAVERICK, TARGET_VFP,
2558 TARGET_VFPD32, TARGET_VFP3, TARGET_NEON_FP16, TARGET_NEON): Use
2560 (TARGET_FPA_EMU2): Define.
2561 (arm_fp_model, fputype, arm_fpu_tune): Remove.
2562 (vfp_reg_type, arm_fpu_desc): New.
2563 * config/arm/arm.md (attr fpu): Simplify.
2564 * config/arm/fpa.md (movxf_fpa): Use TARGET_FPA_EMU2.
2565 * config/arm/linux-elf.h (FPUTYPE_DEFAULT): Use string value.
2566 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Use string value.
2567 * config/arm/netbsd-elf.h (FPUTYPE_DEFAULT): Use string value.
2568 * config/arm/vxworks.h (FPUTYPE_DEFAULT): Use string value.
2570 2009-11-05 Michael Matz <matz@suse.de>
2572 * config/i386/i386.c (ix86_builtin_reciprocal): Remove dependency
2574 * doc/invoke.texi (-mrecip): Clarify that we don't need -mrecip
2577 2009-11-04 Jason Merrill <jason@redhat.com>
2580 * varasm.c (initializer_constant_valid_p): A PLUS_EXPR
2581 or MINUS_EXPR of REAL_TYPE is not a valid constant initializer.
2582 (output_constant): Avoid crash after error.
2584 2009-11-05 Martin Jambor <mjambor@suse.cz>
2586 * tree-sra.c (struct access): Changed comment of next_sibling field.
2587 (analyze_modified_params): Loop over accesses of a group rather than
2588 over all with the ame base, pass a common bitmap to
2590 (unmodified_by_ref_scalar_representative): Build link lists of
2591 accesses of a group.
2592 (splice_param_accesses): Likewise.
2594 2009-11-04 Kenneth Zadeck <zadeck@naturalbridge.com>
2596 * df-scan.c (df-uses-record): Add case zero_extract of mem.
2598 2009-11-04 Eric Botcazou <ebotcazou@adacore.com>
2602 * config/i386/i386.md (probe_stack): New expander.
2603 (logical operation peepholes): Do not split stack checking probes.
2605 2009-11-04 Harsha Jagasia <harsha.jagasia@amd.com>
2606 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2608 * doc/invoke.texi (-mlwp): Add documentation.
2609 * doc/extend.texi (x86 intrinsics): Add LWP intrinsics.
2610 * config.gcc (i[34567]86-*-*): Include lwpintrin.h.
2611 (x86_64-*-*): Ditto.
2612 * config/i386/lwpintrin.h: New file, provide x86 compiler
2613 intrinisics for LWP.
2614 * config/i386/cpuid.h (bit_LWP): Define LWP bit.
2615 * config/i386/x86intrin.h: Add LWP check and lwpintrin.h.
2616 * config/i386/i386-c.c (ix86_target_macros_internal): Check
2618 * config/i386/i386.h (TARGET_LWP): New macro for LWP.
2619 * config/i386/i386.opt (-mlwp): New switch for LWP support.
2620 * config/i386/i386.c (OPTION_MASK_ISA_LWP_SET): New.
2621 (OPTION_MASK_ISA_LWP_UNSET): New.
2622 (ix86_handle_option): Handle -mlwp.
2623 (isa_opts): Handle -mlwp.
2624 (enum pta_flags): Add PTA_LWP.
2625 (override_options): Add LWP support.
2626 (IX86_BUILTIN_LLWPCB16): New for LWP intrinsic.
2627 (IX86_BUILTIN_LLWPCB32): Ditto.
2628 (IX86_BUILTIN_LLWPCB64): Ditto.
2629 (IX86_BUILTIN_SLWPCB16): Ditto.
2630 (IX86_BUILTIN_SLWPCB32): Ditto.
2631 (IX86_BUILTIN_SLWPCB64): Ditto.
2632 (IX86_BUILTIN_LWPVAL16): Ditto.
2633 (IX86_BUILTIN_LWPVAL32): Ditto.
2634 (IX86_BUILTIN_LWPVAL64): Ditto.
2635 (IX86_BUILTIN_LWPINS16): Ditto.
2636 (IX86_BUILTIN_LWPINS32): Ditto.
2637 (IX86_BUILTIN_LWPINS64): Ditto.
2638 (enum ix86_special_builtin_type): Add LWP intrinsic support.
2639 (builtin_description): Ditto.
2640 (ix86_init_mmx_sse_builtins): Ditto.
2641 (ix86_expand_special_args_builtin): Ditto.
2642 * config/i386/i386.md (UNSPEC_LLWP_INTRINSIC): Add new UNSPEC for
2644 (UNSPEC_SLWP_INTRINSIC): Ditto.
2645 (UNSPECV_LWPVAL_INTRINSIC): Ditto.
2646 (UNSPECV_LWPINS_INTRINSIC): Ditto.
2647 (lwp_llwpcbhi1): New lwp pattern.
2648 (lwp_llwpcbsi1): Ditto.
2649 (lwp_llwpcbdi1): Ditto.
2650 (lwp_slwpcbhi1): Ditto.
2651 (lwp_slwpcbsi1): Ditto.
2652 (lwp_slwpcbdi1): Ditto.
2653 (lwp_lwpvalhi3): Ditto.
2654 (lwp_lwpvalsi3): Ditto.
2655 (lwp_lwpvaldi3): Ditto.
2656 (lwp_lwpinshi3): Ditto.
2657 (lwp_lwpinssi3): Ditto.
2658 (lwp_lwpinsdi3): Ditto.
2660 2009-11-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
2661 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
2664 * simplify-rtx.c (simplify_binary_operation_1): Simplify vec_select of
2667 2009-11-04 Richard Guenther <rguenther@suse.de>
2668 Rafael Avila de Espindola <espindola@google.com>
2670 * gcc.c (process_command): Handle arguments name@offset.
2672 2009-11-04 Harsha Jagasia <harsha.jagasia@amd.com>
2673 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2675 * config.gcc (i[34567]86-*-*): Include xopintrin.h.
2676 (x86_64-*-*): Ditto.
2677 * config/i386/xopintrin.h: New file, provide common x86 compiler
2678 intrinisics for XOP.
2679 * config/i386/cpuid.h (bit_XOP): Define XOP bit.
2680 * config/i386/x86intrin.h: Add XOP check and xopintrin.h.
2681 * config/i386/i386-c.c(ix86_target_macros_internal): Check
2683 * config/i386/i386.h(TARGET_XOP): New macro for XOP.
2684 * config/i386/i386.opt (-mxop): New switch for XOP support.
2685 * config/i386/i386.md (UNSPEC_XOP_UNSIGNED_CMP)
2686 (UNSPEC_XOP_TRUEFALSE)
2687 (UNSPEC_XOP_PERMUTE)
2688 (UNSPEC_FRCZ): Add new UNSPEC for XOP support.
2689 (PPERM_*): New constants for vpperm instruction.
2690 (xop_pcmov_<mode>): Add XOP conditional mov instructions.
2691 * config/i386/i386.c (OPTION_MASK_ISA_XOP_SET): New.
2692 (OPTION_MASK_ISA_XOP_UNSET): New.
2693 (OPTION_MASK_ISA_XOP_UNSET): Change definition to depend on XOP.
2694 (ix86_handle_option): Handle -mxop.
2695 (isa_opts): Handle -mxop.
2696 (enum pta_flags): Add PTA_XOP.
2697 (override_options): Add XOP support.
2698 (print_operand): Add code for XOP compare instructions.
2699 (ix86_expand_sse_movcc): Extend for XOP conditional move instruction.
2700 (ix86_expand_int_vcond): Extend for XOP compare instruction.
2702 (IX86_BUILTIN_VPCMOV): New for XOP intrinsic.
2703 (IX86_BUILTIN_VPCMOV_V2DI): Ditto.
2704 (IX86_BUILTIN_VPCMOV_V4SI): Ditto.
2705 (IX86_BUILTIN_VPCMOV_V8HI): Ditto.
2706 (IX86_BUILTIN_VPCMOV_V16QI): Ditto.
2707 (IX86_BUILTIN_VPCMOV_V4SF): Ditto.
2708 (IX86_BUILTIN_VPCMOV_V2DF): Ditto.
2710 (IX86_BUILTIN_VPCMOV256): Ditto.
2711 (IX86_BUILTIN_VPCMOV_V4DI256): Ditto.
2712 (IX86_BUILTIN_VPCMOV_V8SI256): Ditto.
2713 (IX86_BUILTIN_VPCMOV_V16HI256): Ditto.
2714 (IX86_BUILTIN_VPCMOV_V32QI256): Ditto.
2715 (IX86_BUILTIN_VPCMOV_V8SF256): Ditto.
2716 (IX86_BUILTIN_VPCMOV_V4DF256): Ditto.
2718 (IX86_BUILTIN_VPPERM): Ditto.
2720 (IX86_BUILTIN_VPMACSSWW): Ditto.
2721 (IX86_BUILTIN_VPMACSWW): Ditto.
2722 (IX86_BUILTIN_VPMACSSWD): Ditto.
2723 (IX86_BUILTIN_VPMACSWD): Ditto.
2724 (IX86_BUILTIN_VPMACSSDD): Ditto.
2725 (IX86_BUILTIN_VPMACSDD): Ditto.
2726 (IX86_BUILTIN_VPMACSSDQL): Ditto.
2727 (IX86_BUILTIN_VPMACSSDQH): Ditto.
2728 (IX86_BUILTIN_VPMACSDQL): Ditto.
2729 (IX86_BUILTIN_VPMACSDQH): Ditto.
2730 (IX86_BUILTIN_VPMADCSSWD): Ditto.
2731 (IX86_BUILTIN_VPMADCSWD): Ditto.
2733 (IX86_BUILTIN_VPHADDBW): Ditto.
2734 (IX86_BUILTIN_VPHADDBD): Ditto.
2735 (IX86_BUILTIN_VPHADDBQ): Ditto.
2736 (IX86_BUILTIN_VPHADDWD): Ditto.
2737 (IX86_BUILTIN_VPHADDWQ): Ditto.
2738 (IX86_BUILTIN_VPHADDDQ): Ditto.
2739 (IX86_BUILTIN_VPHADDUBW): Ditto.
2740 (IX86_BUILTIN_VPHADDUBD): Ditto.
2741 (IX86_BUILTIN_VPHADDUBQ): Ditto.
2742 (IX86_BUILTIN_VPHADDUWD): Ditto.
2743 (IX86_BUILTIN_VPHADDUWQ): Ditto.
2744 (IX86_BUILTIN_VPHADDUDQ): Ditto.
2745 (IX86_BUILTIN_VPHSUBBW): Ditto.
2746 (IX86_BUILTIN_VPHSUBWD): Ditto.
2747 (IX86_BUILTIN_VPHSUBDQ): Ditto.
2749 (IX86_BUILTIN_VPROTB): Ditto.
2750 (IX86_BUILTIN_VPROTW): Ditto.
2751 (IX86_BUILTIN_VPROTD): Ditto.
2752 (IX86_BUILTIN_VPROTQ): Ditto.
2753 (IX86_BUILTIN_VPROTB_IMM): Ditto.
2754 (IX86_BUILTIN_VPROTW_IMM): Ditto.
2755 (IX86_BUILTIN_VPROTD_IMM): Ditto.
2756 (IX86_BUILTIN_VPROTQ_IMM): Ditto.
2758 (IX86_BUILTIN_VPSHLB): Ditto.
2759 (IX86_BUILTIN_VPSHLW): Ditto.
2760 (IX86_BUILTIN_VPSHLD): Ditto.
2761 (IX86_BUILTIN_VPSHLQ): Ditto.
2762 (IX86_BUILTIN_VPSHAB): Ditto.
2763 (IX86_BUILTIN_VPSHAW): Ditto.
2764 (IX86_BUILTIN_VPSHAD): Ditto.
2765 (IX86_BUILTIN_VPSHAQ): Ditto.
2767 (IX86_BUILTIN_VFRCZSS): Ditto.
2768 (IX86_BUILTIN_VFRCZSD): Ditto.
2769 (IX86_BUILTIN_VFRCZPS): Ditto.
2770 (IX86_BUILTIN_VFRCZPD): Ditto.
2771 (IX86_BUILTIN_VFRCZPS256): Ditto.
2772 (IX86_BUILTIN_VFRCZPD256): Ditto.
2774 (IX86_BUILTIN_VPCOMEQUB): Ditto.
2775 (IX86_BUILTIN_VPCOMNEUB): Ditto.
2776 (IX86_BUILTIN_VPCOMLTUB): Ditto.
2777 (IX86_BUILTIN_VPCOMLEUB): Ditto.
2778 (IX86_BUILTIN_VPCOMGTUB): Ditto.
2779 (IX86_BUILTIN_VPCOMGEUB): Ditto.
2780 (IX86_BUILTIN_VPCOMFALSEUB): Ditto.
2781 (IX86_BUILTIN_VPCOMTRUEUB): Ditto.
2783 (IX86_BUILTIN_VPCOMEQUW): Ditto.
2784 (IX86_BUILTIN_VPCOMNEUW): Ditto.
2785 (IX86_BUILTIN_VPCOMLTUW): Ditto.
2786 (IX86_BUILTIN_VPCOMLEUW): Ditto.
2787 (IX86_BUILTIN_VPCOMGTUW): Ditto.
2788 (IX86_BUILTIN_VPCOMGEUW): Ditto.
2789 (IX86_BUILTIN_VPCOMFALSEUW): Ditto.
2790 (IX86_BUILTIN_VPCOMTRUEUW): Ditto.
2792 (IX86_BUILTIN_VPCOMEQUD): Ditto.
2793 (IX86_BUILTIN_VPCOMNEUD): Ditto.
2794 (IX86_BUILTIN_VPCOMLTUD): Ditto.
2795 (IX86_BUILTIN_VPCOMLEUD): Ditto.
2796 (IX86_BUILTIN_VPCOMGTUD): Ditto.
2797 (IX86_BUILTIN_VPCOMGEUD): Ditto.
2798 (IX86_BUILTIN_VPCOMFALSEUD): Ditto.
2799 (IX86_BUILTIN_VPCOMTRUEUD): Ditto.
2801 (IX86_BUILTIN_VPCOMEQUQ): Ditto.
2802 (IX86_BUILTIN_VPCOMNEUQ): Ditto.
2803 (IX86_BUILTIN_VPCOMLTUQ): Ditto.
2804 (IX86_BUILTIN_VPCOMLEUQ): Ditto.
2805 (IX86_BUILTIN_VPCOMGTUQ): Ditto.
2806 (IX86_BUILTIN_VPCOMGEUQ): Ditto.
2807 (IX86_BUILTIN_VPCOMFALSEUQ): Ditto.
2808 (IX86_BUILTIN_VPCOMTRUEUQ): Ditto.
2810 (IX86_BUILTIN_VPCOMEQB): Ditto.
2811 (IX86_BUILTIN_VPCOMNEB): Ditto.
2812 (IX86_BUILTIN_VPCOMLTB): Ditto.
2813 (IX86_BUILTIN_VPCOMLEB): Ditto.
2814 (IX86_BUILTIN_VPCOMGTB): Ditto.
2815 (IX86_BUILTIN_VPCOMGEB): Ditto.
2816 (IX86_BUILTIN_VPCOMFALSEB): Ditto.
2817 (IX86_BUILTIN_VPCOMTRUEB): Ditto.
2819 (IX86_BUILTIN_VPCOMEQW): Ditto.
2820 (IX86_BUILTIN_VPCOMNEW): Ditto.
2821 (IX86_BUILTIN_VPCOMLTW): Ditto.
2822 (IX86_BUILTIN_VPCOMLEW): Ditto.
2823 (IX86_BUILTIN_VPCOMGTW): Ditto.
2824 (IX86_BUILTIN_VPCOMGEW): Ditto.
2825 (IX86_BUILTIN_VPCOMFALSEW): Ditto.
2826 (IX86_BUILTIN_VPCOMTRUEW): Ditto.
2828 (IX86_BUILTIN_VPCOMEQD): Ditto.
2829 (IX86_BUILTIN_VPCOMNED): Ditto.
2830 (IX86_BUILTIN_VPCOMLTD): Ditto.
2831 (IX86_BUILTIN_VPCOMLED): Ditto.
2832 (IX86_BUILTIN_VPCOMGTD): Ditto.
2833 (IX86_BUILTIN_VPCOMGED): Ditto.
2834 (IX86_BUILTIN_VPCOMFALSED): Ditto.
2835 (IX86_BUILTIN_VPCOMTRUED): Ditto.
2837 (IX86_BUILTIN_VPCOMEQQ): Ditto.
2838 (IX86_BUILTIN_VPCOMNEQ): Ditto.
2839 (IX86_BUILTIN_VPCOMLTQ): Ditto.
2840 (IX86_BUILTIN_VPCOMLEQ): Ditto.
2841 (IX86_BUILTIN_VPCOMGTQ): Ditto.
2842 (IX86_BUILTIN_VPCOMGEQ): Ditto.
2843 (IX86_BUILTIN_VPCOMFALSEQ): Ditto.
2844 (IX86_BUILTIN_VPCOMTRUEQ): Ditto.
2846 (enum multi_arg_type): New enum for describing the various XOP
2847 intrinsic argument types.
2848 (bdesc_multi_arg): New table for XOP intrinsics.
2849 (ix86_init_mmx_sse_builtins): Add XOP intrinsic support.
2850 (ix86_expand_multi_arg_builtin): New function for creating XOP
2853 * config/i386/sse.md (sserotatemax): New mode attribute for XOP.
2854 (xop_pmacsww): Ditto.
2855 (xop_pmacssww): Ditto.
2856 (xop_pmacsdd): Ditto.
2857 (xop_pmacssdd): Ditto.
2858 (xop_pmacssdql): Ditto.
2859 (xop_pmacssdqh): Ditto.
2860 (xop_pmacsdql): Ditto.
2861 (xop_pmacsdql_mem): Ditto.
2862 (xop_mulv2div2di3_low): Ditto.
2863 (xop_pmacsdqh): Ditto.
2864 (xop_pmacsdqh_mem): Ditto.
2865 (xop_mulv2div2di3_high): Ditto.
2866 (xop_pmacsswd): Ditto.
2867 (xop_pmacswd): Ditto.
2868 (xop_pmadcsswd): Ditto.
2869 (xop_pmadcswd): Ditto.
2870 (xop_pcmov_<mode>): Ditto.
2871 (xop_pcmov_<mode>256): Ditto.
2872 (xop_phaddbw): Ditto.
2873 (xop_phaddbd): Ditto.
2874 (xop_phaddbq): Ditto.
2875 (xop_phaddwd): Ditto.
2876 (xop_phaddwq): Ditto.
2877 (xop_phadddq): Ditto.
2878 (xop_phaddubw): Ditto.
2879 (xop_phaddubd): Ditto.
2880 (xop_phaddubq): Ditto.
2881 (xop_phadduwd): Ditto.
2882 (xop_phadduwq): Ditto.
2883 (xop_phaddudq): Ditto.
2884 (xop_phsubbw): Ditto.
2885 (xop_phsubwd): Ditto.
2886 (xop_phsubdq): Ditto.
2888 (rotl<mode>3): Ditto.
2889 (rotr<mode>3): Ditto.
2890 (xop_rotl<mode>3): Ditto.
2891 (xop_rotr<mode>3): Ditto.
2892 (vrotr<mode>3): Ditto.
2893 (vrotl<mode>3): Ditto.
2894 (xop_vrotl<mode>3): Ditto.
2895 (vlshr<mode>3): Ditto.
2896 (vashr<mode>3): Ditto.
2898 (xop_ashl<mode>3): Ditto.
2899 (xop_lshl<mode>3): Ditto.
2900 (ashlv16qi3): Ditto.
2901 (lshlv16qi3): Ditto.
2902 (ashrv16qi3): Ditto.
2904 (xop_frcz<mode>2): Ditto.
2905 (xop_vmfrcz<mode>2): Ditto.
2906 (xop_frcz<mode>2256): Ditto.
2907 (xop_maskcmp<mode>3): Ditto.
2908 (xop_maskcmp_uns<mode>3): Ditto.
2909 (xop_maskcmp_uns2<mode>3): Ditto.
2910 (xop_pcom_tf<mode>3): Ditto.
2912 * doc/invoke.texi (-mxop): Add documentation.
2913 * doc/extend.texi (x86 intrinsics): Add XOP intrinsics.
2915 2009-11-03 Mark Mitchell <mark@codesourcery.com>
2918 * gcc.c (SWITCHES_NEED_SPACES): Define to "o".
2919 * config/alpha/osf.h (SWITCHES_NEED_SPACES): Remove here.
2920 * config/mips/iris.h (SWITCHES_NEED_SPACES): Remove here.
2922 2009-11-04 Richard Earnshaw <rearnsha@arm.com>
2925 * arm.md (peephole2 patterns for move and compare): New.
2927 2009-11-04 Nick Clifton <nickc@redhat.com>
2929 * defaults.h (CONSTANT_ADDRESS_P): Provide a default definition.
2930 Make sure that it does not allow CONST_DOUBLEs.
2931 * doc/tm.texi (CONSTANT_ADDRESS_P): Update description.
2932 * config/avr/avr.h (CONSTANT_ADDRESS_P): Delete.
2933 * config/bfin/bfin.h (CONSTANT_ADDRESS_P): Delete.
2934 * config/cris/cris.h (CONSTANT_ADDRESS_P): Delete.
2935 * config/fr30/fr30.h (CONSTANT_ADDRESS_P): Delete.
2936 * config/frv/frv.h (CONSTANT_ADDRESS_P): Delete.
2937 * config/m32c/m32c.h (CONSTANT_ADDRESS_P): Delete.
2938 * config/m68hc11/m68hc11.h (CONSTANT_ADDRESS_P): Delete.
2939 * config/mep/mep.h (CONSTANT_ADDRESS_P): Delete.
2940 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Delete.
2941 * config/moxie/moxie.h (CONSTANT_ADDRESS_P): Delete.
2942 * config/pdp11/pdp11.h (CONSTANT_ADDRESS_P): Delete.
2943 * config/picochip/picochip.h (CONSTANT_ADDRESS_P): Delete.
2944 * config/score/score.h (CONSTANT_ADDRESS_P): Delete.
2945 * config/stormy16/stormy16.h (CONSTANT_ADDRESS_P): Delete.
2947 2009-11-04 Richard Guenther <rguenther@suse.de>
2949 PR tree-optimization/41919
2950 * tree-vrp.c (test_for_singularity): Properly compare values.
2952 2009-11-04 Revital Eres <eres@il.ibm.com>
2954 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
2955 Consider peeling for alignment only for stores and remove
2956 redundant assignment.
2958 2009-11-04 Maxim Kuvyrkov <maxim@codesourcery.com>
2961 * config/m68k/m68k.c (m68k_reg_present_p): New static function.
2962 (m68k_ok_for_sibcall_p): Handle different result return locations.
2964 2009-11-04 Richard Guenther <rguenther@suse.de>
2966 * c-opts.c (c_common_post_options): Move LTO option processing
2968 * opts.c (decode_options): ... here.
2970 2009-11-04 Jakub Jelinek <jakub@redhat.com>
2972 * c-common.c (fold_offsetof_1): Use %wd instead of
2973 HOST_WIDE_INT_PRINT_DEC.
2975 2009-11-04 Maciej W. Rozycki <macro@linux-mips.org>
2977 * config/vax/linux.h (TARGET_OS_CPP_BUILTINS): Don't define
2980 2009-11-04 Maciej W. Rozycki <macro@linux-mips.org>
2982 * config.gcc (vax-*-linux*): Keep the original contents of
2983 tmake_file while adding vax/t-linux.
2985 2009-11-03 Eric Botcazou <ebotcazou@adacore.com>
2989 * expr.h (STACK_CHECK_PROBE_INTERVAL): Delete.
2990 (STACK_CHECK_PROBE_INTERVAL_EXP): New macro.
2991 (STACK_CHECK_MOVING_SP): Likewise.
2992 * system.h (STACK_CHECK_PROBE_INTERVAL): Poison it.
2993 * doc/tm.texi (Stack Checking): Delete STACK_CHECK_PROBE_INTERVAL.
2994 Document STACK_CHECK_PROBE_INTERVAL_EXP and STACK_CHECK_MOVING_SP.
2995 * doc/md.texi (Standard Pattern Names): Tweak entry of CHECK_STACK.
2996 Document PROBE_STACK.
2997 * explow.c (anti_adjust_stack_and_probe): New function.
2998 (allocate_dynamic_stack_space): Do not directly allocate space if
2999 STACK_CHECK_MOVING_SP, instead invoke above function.
3000 (emit_stack_probe): Handle probe_stack insn.
3001 (PROBE_INTERVAL): New macro.
3002 (STACK_GROW_OPTAB): Likewise.
3003 (STACK_GROW_OFF): Likewise.
3004 (probe_stack_range): Use Pmode and memory_address consistently. Fix
3005 loop condition in the small constant case. Rewrite in the general
3006 case to be immune to wraparounds. Make sure the address of probes
3007 is valid. Try to use [base + disp] addressing mode if possible.
3008 * ira.c (setup_eliminable_regset): Set frame_pointer_needed if stack
3009 checking is enabled and STACK_CHECK_MOVING_SP.
3010 * rtlanal.c (may_trap_p_1) <MEM>: If stack checking is enabled,
3011 return 1 for volatile references to the stack pointer.
3012 * tree.c (build_common_builtin_nodes): Do not set ECF_NOTHROW on
3013 __builtin_alloca if stack checking is enabled.
3014 * unwind-dw2.c (uw_identify_context): Take into account whether the
3015 context is that of a signal frame or not.
3016 * config/i386/linux.h (STACK_CHECK_MOVING_SP): Define to 1.
3017 * config/i386/linux64.h (STACK_CHECK_MOVING_SP): Likewise.
3019 2009-11-03 Jakub Jelinek <jakub@redhat.com>
3021 PR rtl-optimization/41917
3022 * rtlanal.c (num_sign_bit_copies1) <case UMOD>: If sign bit of second
3023 operand isn't known to be 0, return 1.
3025 2009-11-03 Richard Sandiford <rdsandiford@googlemail.com>
3027 * config/mips/mips.md: Fix typos.
3029 2009-11-03 Richard Sandiford <rdsandiford@googlemail.com>
3031 * doc/invoke.texi: Fix typo.
3033 2009-11-03 Paul Brook <paul@codesourcery.com>
3035 * config/arm/neon.ml (vectype): Add T_floatSF.
3036 (string_of_vectype): Ditto.
3037 * config/arm/neon-gen.ml (signed_ctype): Add T_floatSF.
3038 (deftypes): Use float for float32_t.
3039 * config/arm/arm_neon.h: Regenerate.
3041 2009-11-03 Nick Clifton <nickc@redhat.com>
3042 Kevin Buettner <kevinb@redhat.com>
3044 * config/rx/predicates.md (rx_store_multiple_vector): Reverse
3045 order of expected registers.
3046 (rx_load_multiple_vector): Likewise.
3047 (rx_rtsd_vector): Likewise.
3048 * config/rx/rx.c (rx_cpu_type): New variable.
3049 (rx_print_operand): Fix bug printing 64-bit constant values.
3050 (rx_emit_stack_pushm): Reverse order of pushed registers.
3051 (gen_rx_store_vector): Likewise.
3052 (is_fast_interrupt_func): Only accept "fast_interrupt" as the
3054 (is_exception_func): Rename to is_interrupt_func and only accept
3055 "interrupt" as the attribute name.
3056 (rx_get_stack_layout): Use new function name.
3057 (rx_func_attr_inlinable): Likewise.
3058 (rx_attribute_table): Remove "exception".
3059 (rx_expand_prologue): If necessary push the accumulator register
3060 in the prologue of interrupt functions.
3061 (rx_expand_epilogue): If necessary pop the accumulator.
3062 (rx_builtins): Add RX_BUILTIN_MVTIPL.
3063 (rx_expand_builtin_stz): Remove.
3064 (rx_expand_builtin_mvtipl): New function.
3065 (rx_init_builtins): Handle RX_BUILTIN_MVTIPL.
3066 (rx_expand_builtin): Likewise.
3067 (rx_enable_fpu): New variable.
3068 (rx_handle_option): Handle -fpu, -nofpu, -mcpu and -patch.
3069 * config/rx/rx.h (TARGET_CPU_CPP_BUILTINS): Assert machine based
3070 on rx_cpu_type. Define __RX_FPU_INSNS__ if FPU insns are allowed.
3071 (enum rx_cpu_types): Define.
3072 (ASM_SPEC): Pass -m32bit-doubles on to assembler.
3073 (INCOMING_FRAME_SP_OFFSET): Define.
3074 (ARG_POINTER_CFA_OFFSET): Define.
3075 (FRAME_POINTER_CFA_OFFSET): Define.
3076 (OVERRIDE_OPTIONS): Enable fast math if RX FPU insns are enabled.
3077 (ALLOW_RX_FPU_INSNS): Define.
3078 * config/rx/rx.md: Test ALLOW_RX_FPU_INSNS instead of
3079 fast_math_flags_set_p.
3080 (UNSPEC_BUILTIN_MVTIPL): Define.
3081 (revl): Rename to bswapsi2.
3082 (bswaphi2): New pattern.
3083 (mvtachi): Mark as volatile because it uses a register unknown to GCC.
3084 (mvtaclo): Likewise.
3086 (mvtc): Remove clobber of cc0.
3089 * config/rx/rx.opt (mieee): Remove.
3094 (msave-acc-in-interrupts): Add.
3095 * config/rx/t-rx (MULTILIB_OPTIONS): Change default to 64bit doubles.
3096 (MULTILIB_DIRS): Likewise.
3097 (MULTILIB_MATCHES): Treat -fpu as an alias for -m32bit-doubles.
3098 * doc/extend.texi: Remove description of "exception" function
3100 * doc/invoke.texi: Document -fpu, -nofpu, -mcpu=, -patch= and
3101 -msave-acc-in-interrupts options.
3103 2009-11-03 Richard Guenther <rguenther@suse.de>
3105 * c-common.c (fold_offsetof_1): Use HOST_WIDE_INT_PRINT_DEC.
3107 2009-11-03 Dodji Seketeli <dodji@redhat.com>
3110 * c-common.c (fold_offsetof_1): Issue errors when the member
3111 designator of the offsetof expression is not legitimate.
3113 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
3115 * config/i386/i386.md (*call_value_1_rex64_ms_sysv): Use register
3116 names instead of numerical constants.
3117 (sse_prologue_save): Ditto.
3118 (*sse_prologue_save_insn): Ditto.
3120 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
3123 * config/i386/i386.h (ix86_arch_indices) <X86_ARCH_CALL_ESP>: New.
3124 (TARGET_CALL_ESP): New define.
3125 * config/i386/i386.c (initial_ix86_tune_features): Initialize
3127 * config/i386/i386.md (*call_pop_1_esp, *call_1_esp,
3128 *call_value_pop_1_esp, *call_value_1_esp): Rename from *call_pop_1,
3129 *call_1, *call_value_pop_1 and *call_value_1. Depend on
3131 (*call_pop_1, *call_1, *call_value_pop_1, *call_value_1):
3132 New patterns, use "lsm" as operand 1 constraint.
3133 * config/i386/predicates.md (call_insn_operand): Depend on
3134 index_register_operand for !TARGET_CALL_ESP to avoid %esp register.
3136 2009-11-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3138 PR tree-optimization/41857
3139 * tree-flow.h (rewrite_use_address): Add BASE_HINT argument.
3140 * tree-ssa-loop-ivopts.c (rewrite_use_address): Pass base hint
3142 * tree-ssa-address.c (move_hint_to_base): New function.
3143 (most_expensive_mult_to_index): Add TYPE argument. Use mode and
3144 address space associated with TYPE.
3145 (addr_to_parts): Add TYPE and BASE_HINT arguments. Pass TYPE to
3146 most_expensive_mult_to_index. Call move_hint_to_base.
3147 (create_mem_ref): Add BASE_HINT argument. Pass BASE_HINT and
3148 TYPE to addr_to_parts.
3150 2009-11-02 Martin Jambor <mjambor@suse.cz>
3152 PR tree-optimization/41750
3153 * tree-sra.c (analyze_modified_params): Loop over all
3154 representatives of components of a parameter.
3156 2009-11-02 Jakub Jelinek <jakub@redhat.com>
3158 PR tree-optimization/41841
3159 * ipa-struct-reorg.c (build_data_structure): Don't attempt to look at
3160 local variables of not yet materialized clones.
3163 * cfgexpand.c (expand_debug_expr): Don't attempt to create DECL_RTL
3164 for a VOIDmode variable.
3167 * c-pragma.c (visstack): Change into vector of ints rather than
3168 enum symbol_visibility.
3169 (push_visibility): Add kind argument, push default_visibility together
3171 (pop_visibility): Add kind argument, return true if successful, fail
3172 if visibility stack is empty or if stack top is of different kind.
3173 (handle_pragma_visibility): Don't check length of visstack, instead
3174 call pop_visibility and issue diagnostics if it failed. Pass 0
3175 as last argument to push_visibility and pop_visibility.
3176 * c-pragma.h (push_visibility): Add kind argument.
3177 (pop_visibility): Likewise. Return bool instead of void.
3179 2009-11-01 Eric Botcazou <ebotcazou@adacore.com>
3181 * tree.def (TARGET_MEM_REF): Update comment.
3182 * alias.c (get_alias_set): Retrieve the original memory reference for
3183 a TARGET_MEM_REF before proceeding.
3185 2009-10-31 Anatoly Sokolov <aesok@post.ru>
3187 * config/frv/frv.c (frv_function_value, frv_libcall_value,
3188 frv_function_value_regno_p): New functions.
3189 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
3190 * config/frv/frv.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
3191 (FUNCTION_VALUE_REGNO_P): Redefine, use frv_function_value_regno_p.
3192 * config/frv/frv-protos.h (frv_function_value_regno_p): Declare.
3194 2009-10-31 Anatoly Sokolov <aesok@post.ru>
3196 * config/mn10300/mn10300.c (mn10300_function_value): Make static, add
3197 new 'outgoing' argument.
3198 (mn10300_libcall_value, mn10300_function_value_regno_p): New functions.
3199 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
3200 * config/mn10300/mn10300.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
3201 LIBCALL_VALUE): Remove.
3202 (FUNCTION_VALUE_REGNO_P): Redefine, use mn10300_function_value_regno_p.
3203 * config/mn10300/mn10300-protos.h (mn10300_function_value): Remove.
3204 (mh10300_function_value_regno_p): Declare.
3206 2009-10-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3208 * config/arm/cortex-a9.md: New - integer pipeline description.
3210 2009-10-31 Eric Botcazou <ebotcazou@adacore.com>
3212 * tree-ssa-sccvn.c (vn_reference_lookup_3): Bail out instead of
3213 aborting if the sizes of the two references don't match.
3215 2009-10-31 Toon Moene <toon@moene.org>
3217 * ipa-inline.c (cgraph_decide_inlining):
3218 Include reason for not inlining called-once functions in dump file.
3220 2009-10-30 Daniel Gutson <dgutson@codesourcery.com>
3222 * config/arm/linux-eabi.h (LINK_SPEC): BE8_LINK_SPEC added.
3223 * config/arm/bpapi.h (BE8_LINK_SPEC): New define.
3224 (LINK_SPEC): BE_LINK_SPEC added.
3226 2009-10-30 Richard Guenther <rguenther@suse.de>
3229 * lto-streamer.h (struct lto_file_decl_data): Remove fd member.
3231 2009-10-30 Nathan Sidwell <nathan@codesourcery.com>
3233 * target-def.h (TARGET_ASM_TTYPE): Correct typo of TARGET_ARM_TTYPE.
3234 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): Remove unused
3237 2009-10-30 Martin Jambor <mjambor@suse.cz>
3239 * tree-sra.c (build_ref_for_offset_1): Remove a comment.
3241 2009-10-30 H.J. Lu <hongjiu.lu@intel.com>
3244 * cfgexpand.c (expand_stack_alignment): Call update_stack_boundary
3245 first. Move assert on stack_alignment_estimated just before
3246 setting stack_realign_needed.
3247 (gimple_expand_cfg): Initialize stack_alignment_estimated to 0.
3248 Don't call update_stack_boundary.
3250 * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): New.
3251 (verride_options): Don't check ix86_force_align_arg_pointer here.
3252 (ix86_function_ok_for_sibcall): Use it.
3253 (ix86_update_stack_boundary): Likewise.
3255 * config/i386/i386.h (STACK_REALIGN_DEFAULT): Update comments.
3257 2009-10-30 Richard Earnshaw <rearnsha@arm.com>
3259 * arm.md (QHSI): New mode iterator.
3260 (movqi): If generating for thumb, then truncate any immediate to
3262 * thumb2.md (thumb2_movsi_shortim and peephole2 generator): Replace
3264 (thumb2_mov<mode>_shortim and peephole2 generator): ... iterator based
3267 2009-10-29 Cary Coutant <ccoutant@google.com>
3270 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hook (two
3271 locations in the source).
3272 (store_vcall_insn): New function.
3273 (lookup_vcall_insn): New function.
3274 (dwarf2out_virtual_call_token): Use store_vcall_insn.
3275 (dwarf2out_copy_call_info): New function.
3276 (dwarf2out_virtual_call): Use lookup_vcall_insn.
3277 * emit-rtl.c (try_split): Call copy_call_info debug hook.
3278 * debug.h (struct gcc_debug_hooks): Add copy_call_info hook.
3279 * debug.c (do_nothing_debug_hooks): Add dummy entry for new hook.
3280 (debug_nothing_rtx_rtx): New dummy hook.
3281 * dbxout.c (dbx_debug_hooks): Add dummy entry for new hook.
3282 (xcoff_debug_hooks): Likewise.
3283 * sdbout.c (sdb_debug_hooks): Likewise.
3284 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
3286 2009-10-29 David Daney <ddaney@caviumnetworks.com>
3288 * doc/invoke.texi (mmcount-ra-address): Document new command line
3290 * config/mips/mips.opt (mmcount-ra-address): New option.
3291 * config/mips/mips-protos.h (mips_function_profiler): Declare new
3293 * config/mips/mips.c (struct mips_frame_info): Add ra_fp_offset
3295 (mips_for_each_saved_gpr_and_fpr): Set ra_fp_offset.
3296 (mips_function_profiler): Moved from FUNCTION_PROFILER, and
3298 * config/mips/mips.h (FUNCTION_PROFILER): Body of macro moved to
3299 mips_function_profiler.
3301 2009-10-29 Steve Ellcey <sje@cup.hp.com>
3305 * doc/tm.texi (OVERRIDE_OPTIONS): Update.
3306 (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
3307 * optc-gen.awk (cl_target_option_restore): Include call to
3308 targetm.override_options_after_change.
3309 * target-def.h (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
3310 * target.h (override_options_after_change): New.
3311 * c-common.c (parse_optimize_options): Call
3312 targetm.override_options_after_change.
3313 * config/ia64/ia64.c (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
3314 (ia64_override_options_after_change): New.
3315 (ia64_override_options) Add call to above.
3317 2009-10-29 Michael Matz <matz@suse.de>
3319 * tree-ssa-math-opts.c (execute_convert_to_rsqrt): Remove.
3320 (gate_convert_to_rsqrt): Ditto.
3321 (pass_convert_to_rsqrt): Ditto.
3322 * tree-pass.h (pass_convert_to_rsqrt): Don't declare.
3323 * passes.c (init_optimization_passes): Don't add pass_convert_to_rsqrt
3326 * config/i386/i386.c (ix86_emit_swdivsf): Change evaluation order.
3328 2009-10-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3330 * config/arm/arm.c (find_best_start): Fix type of remainder to be
3333 2009-10-29 Martin Jambor <mjambor@suse.cz>
3335 PR tree-optimization/41775
3336 * tree-sra.c (build_ref_for_offset): Unshare *expr if not NULL.
3337 (generate_subtree_copies): Do not unshare agg.
3338 (load_assign_lhs_subreplacements): Do not unshare rhs.
3339 (sra_modify_assign): Do not unshare exprs.
3340 (propagate_subacesses_accross_link): Renamed to
3341 propagate_subaccesses_across_link.
3343 2009-10-29 Richard Earnshaw <rearnsha@arm.com>
3345 * arm.c (count_insns_for_constant): Rework to support counting for
3346 thumb2 immediates as well.
3347 (find_best_start): Split out from arm_gen_constant.
3348 (arm_gen_constant): Rework to support XOR with immediate.
3350 2009-10-29 Chao-ying Fu <fu@mips.com>
3352 * config/mips/mips.c (mips_emit_unary, mips_force_unary): New
3354 (mips_expand_synci_loop): Use the length rtx to control the
3355 synci loop from the begin rtx that points to the first byte of
3358 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
3360 * doc/invoke.texi: Rename -use-linker-plugin -fuse-linker-plugin.
3362 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
3364 * dbxout.c (dbxout_common_check): Accept non public trees.
3365 * dwarf2out.c (fortran_common): Accept non public trees.
3367 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
3369 * common.opt (fuse-linker-plugin): New option.
3370 * gcc.c (LINK_COMMAND_SPEC, main): Rename use-linker-plugin to
3372 * opts.c (common_handle_option): Ignore OPT_fuse_linker_plugin.
3374 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
3376 PR rtl-optimization/39715
3377 * config/arm/arm.md (cstoresi4): Use gen_cstoresi_ltu_thumb1.
3378 (gen_cstoresi_ltu_thumb1): New splitter.
3380 2009-10-28 Richard Guenther <rguenther@suse.de>
3384 * tree-ssa.c (useless_type_conversion_p): Do not treat
3385 conversions to pointers to incomplete types as useless.
3386 * gimple.c (gimple_types_compatible_p): Compare struct tags,
3389 2009-10-28 Jakub Jelinek <jakub@redhat.com>
3391 * var-tracking.c (emit_note_insn_var_location): Don't call the second
3392 vt_expand_loc unnecessarily when location is not a register nor
3396 * ipa-struct-reorg.c (find_field_in_struct_1): Return NULL if
3397 fields don't have DECL_NAME.
3400 * builtins.c (get_builtin_sync_mem): Expand loc in ptr_mode,
3401 call convert_memory_address on addr.
3404 * config/i386/i386.c (ix86_pic_register_p): Don't call
3405 rtx_equal_for_cselib_p for VALUEs discarded as useless.
3407 2009-10-28 Richard Sandiford <rdsandiford@googlemail.com>
3409 * var-tracking.c (emit_note_insn_var_location): Get the mode of
3410 a variable part from its REG, MEM or VALUE.
3412 2009-10-28 Richard Guenther <rguenther@suse.de>
3414 * gimple.c (gimple_get_alias_set): Fix comment typo.
3416 2009-10-28 Richard Guenther <rguenther@suse.de>
3418 * tree.c (free_lang_data_in_type): Do not call get_alias_set.
3419 (free_lang_data): Unconditionally compute alias sets for all
3420 standard integer types. Bail out if gate bailed out previously.
3421 Do not reset the types_compatible_p langhook.
3422 (gate_free_lang_data): Remove.
3423 (struct pass_ipa_free_lang_data): Enable unconditionally.
3424 * gimple.c (gimple_get_alias_set): Use the same alias-set for
3427 2009-10-28 Richard Guenther <rguenther@suse.de>
3430 * tree-ssa-alias.c (refs_may_alias_p_1): Deal with CONST_DECLs
3431 (ref_maybe_used_by_call_p_1): Fix bcopy handling.
3432 (call_may_clobber_ref_p_1): Likewise.
3433 * tree-ssa-structalias.c (find_func_aliases): Likewise.
3434 * alias.c (nonoverlapping_memrefs_p): Deal with CONST_DECLs.
3436 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
3438 PR rtl-optimization/41812
3441 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3443 * df-problems.c (df_md_scratch): New.
3444 (df_md_alloc, df_md_free): Allocate/free it.
3445 (df_md_local_compute): Only include live registers in init.
3446 (df_md_transfer_function): Prune the in-set computed by
3447 the confluence function, and the gen-set too.
3449 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
3451 PR rtl-optimization/39715
3452 * combine.c (simplify_comparison): Use extensions to
3453 widen comparisons. Try an ANDing first.
3455 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
3457 PR rtl-optimization/40741
3458 * config/arm/arm.c (thumb1_rtx_costs): IOR or XOR with
3459 a small constant is cheap.
3460 * config/arm/arm.md (andsi3, iorsi3): Try to place the result of
3461 force_reg on the LHS.
3462 (xorsi3): Likewise, and split the XOR if the constant is complex
3463 and not in Thumb mode.
3465 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
3467 * expmed.c (emit_store_flag): Check costs before
3468 transforming to the opposite representation.
3470 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
3472 * config/sh/sh.md (cbranchfp4_media): Remove hack extending
3473 cstore result to DImode.
3475 2009-10-28 Kaz Kojima <kkojima@gcc.gnu.org>
3477 * config/sh/sh.md (stuff_delay_slot): Move const_int pattern
3478 inside the unspec vector.
3480 2009-10-27 Richard Henderson <rth@redhat.com>
3482 * cgraphunit.c (cgraph_optimize): Maintain timevar stack properly.
3484 2009-10-27 Richard Henderson <rth@redhat.com>
3487 * tree-eh.c (eh_region_may_contain_throw_map): Rename from
3488 eh_region_may_contain_throw; update users.
3489 (eh_region_may_contain_throw): New function.
3490 (lower_catch): Check flag_exceptions before creating exception region.
3491 (lower_eh_filter, lower_eh_must_not_throw): Likewise.
3492 (lower_cleanup): Tidy existing flag_exceptions check to match.
3494 2009-10-27 Kai Tietz <kai.tietz@onevision.com>
3497 * config/i386/mingw32.h (CHECK_EXECUTE_STACK_ENABLED): New macro.
3498 * config/i386/mingw.opt: Add fset-stack-executable.
3499 * config/i386/i386.c (ix86_trampoline_init): Make call to
3500 emit_library_call conditional, if CHECK_EXECUTE_STACK_ENABLED is
3501 defined and its value is not zero.
3504 2009-10-27 Richard Guenther <rguenther@suse.de>
3506 * tree-ssa-structalias.c (find_func_aliases): In IPA mode
3507 handle calls to externally visible functions like in regular mode.
3508 (create_variable_info_for): Do not create function infos here.
3509 (have_alias_info): Remove write-only variable.
3510 (solve_constraints): New function split out from common code
3511 in compute_points_to_sets and ipa_pta_execute.
3512 (compute_points_to_sets): Adjust.
3513 (ipa_pta_execute): Likewise. Handle clones and externally visible
3514 functions like in non-IPA mode.
3516 2009-10-27 Jakub Jelinek <jakub@redhat.com>
3519 * c-typeck.c (convert_arguments): Return -1 if any of the arguments is
3522 2009-10-27 Richard Guenther <rguenther@suse.de>
3524 * tree-complex.c (expand_complex_div_wide): Check for
3525 INTEGER_CST, not TREE_CONSTANT on comparison folding result.
3527 2009-10-27 Revital Eres <eres@il.ibm.com>
3529 PR tree-optimization/40648
3530 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
3531 Change decision of when to peel for alignment.
3533 2009-10-27 Richard Guenther <rguenther@suse.de>
3536 * gimple.c (gimple_types_compatible_p): Handle OFFSET_TYPE.
3538 2009-10-27 Aldy Hernandez <aldyh@redhat.com>
3541 * fold-const.c (fold_binary_loc): Do not call
3542 protected_set_expr_location.
3544 2009-10-27 Wei Guozhi <carrot@google.com>
3547 * target.h (have_conditional_execution): Add a new target hook
3549 * target-def.h (TARGET_HAVE_CONDITIONAL_EXECUTION): Likewise.
3550 * targhooks.h (default_have_conditional_execution): Likewise.
3551 * targhooks.c (default_have_conditional_execution): Likewise.
3552 * doc/tm.texi (TARGET_HAVE_CONDITIONAL_EXECUTION): Document it.
3553 * config/arm/arm.c (TARGET_HAVE_CONDITIONAL_EXECUTION): Define it.
3554 (arm_have_conditional_execution): New function.
3555 * ifcvt.c (noce_process_if_block, find_if_header,
3556 cond_exec_find_if_block, dead_or_predicable): Change the usage of
3557 macro HAVE_conditional_execution to a target hook call.
3558 * recog.c (peephole2_optimize): Likewise.
3559 * sched-rgn.c (add_branch_dependences): Likewise.
3560 * final.c (asm_insn_count, final_scan_insn): Likewise.
3561 * bb-reorder.c (HAVE_conditional_execution): Remove it.
3563 2009-10-26 Ben Elliston <bje@au.ibm.com>
3564 Michael Meissner <meissner@linux.vnet.ibm.com>
3565 Ulrich Weigand <uweigand@de.ibm.com>
3567 * config.gcc (spu-*-elf*): Add spu_cache.h to extra_headers.
3568 * config/spu/spu_cache.h: New file.
3570 * config/spu/cachemgr.c: New file.
3571 * config/spu/cache.S: New file.
3573 * config/spu/spu.h (ASM_OUTPUT_SYMBOL_REF): Define.
3574 (ADDR_SPACE_EA): Define.
3575 (TARGET_ADDR_SPACE_KEYWORDS): Define.
3576 * config/spu/spu.c (EAmode): New macro.
3577 (TARGET_ADDR_SPACE_POINTER_MODE): Define.
3578 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
3579 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Likewise.
3580 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
3581 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
3582 (TARGET_ADDR_SPACE_CONVERT): Likewise.
3583 (TARGET_ASM_SELECT_SECTION): Likewise.
3584 (TARGET_ASM_UNIQUE_SECTION): Likewise.
3585 (TARGET_ASM_UNALIGNED_SI_OP): Likewise.
3586 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
3587 (ea_symbol_ref): New function.
3588 (spu_legitimate_constant_p): Handle __ea qualified addresses.
3589 (spu_addr_space_legitimate_address_p): New function.
3590 (spu_addr_space_legitimize_address): Likewise.
3591 (cache_fetch): New global.
3592 (cache_fetch_dirty): Likewise.
3593 (ea_alias_set): Likewise.
3594 (ea_load_store): New function.
3595 (ea_load_store_inline): Likewise.
3596 (expand_ea_mem): Likewise.
3597 (spu_expand_mov): Handle __ea qualified memory references.
3598 (spu_addr_space_pointer_mode): New function.
3599 (spu_addr_space_address_mode): Likewise.
3600 (spu_addr_space_subset_p): Likewise.
3601 (spu_addr_space_convert): Likewise.
3602 (spu_section_type_flags): Handle "._ea" section.
3603 (spu_select_section): New function.
3604 (spu_unique_section): Likewise.
3605 * config/spu/spu-c.c (spu_cpu_cpp_builtins): Support __EA32__
3606 and __EA64__ predefined macros.
3607 * config/spu/spu-elf.h (LIB_SPEC): Handle -mcache-size= and
3608 -matomic-updates switches.
3610 * config/spu/t-spu-elf (MULTILIB_OPTIONS): Define.
3611 (EXTRA_MULTILIB_PARTS): Add libgcc_cachemgr.a,
3612 libgcc_cachemgr_nonatomic.a, libgcc_cache8k.a, libgcc_cache16k.a,
3613 libgcc_cache32k.a, libgcc_cache64k.a, libgcc_cache128k.a.
3614 ($(T)cachemgr.o, $(T)cachemgr_nonatomic.o): New target.
3615 ($(T)cache8k.o, $(T)cache16k.o, $(T)cache32k.o, $(T)cache64k.o,
3616 $(T)cache128k.o): Likewise.
3617 ($(T)libgcc_%.a): Likewise.
3619 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_ADDRESS_SPACE_CONVERSION.
3620 * config/spu/spu.opt (-mea32/-mea64): Add switches.
3621 (-maddress-space-conversion): Likewise.
3622 (-mcache-size=): Likewise.
3623 (-matomic-updates): Likewise.
3624 * doc/invoke.texi (-mea32/-mea64): Document.
3625 (-maddress-space-conversion): Likewise.
3626 (-mcache-size=): Likewise.
3627 (-matomic-updates): Likewise.
3629 2009-10-26 Ben Elliston <bje@au.ibm.com>
3630 Michael Meissner <meissner@linux.vnet.ibm.com>
3631 Ulrich Weigand <uweigand@de.ibm.com>
3633 * doc/tm.texi (TARGET_ADDR_SPACE_KEYWORDS): Document.
3635 * c-common.c (c_common_reswords): If TARGET_ADDR_SPACE_KEYWORDS is
3636 defined, add the named address space keywords.
3637 (c_addr_space_name): New function.
3638 (complete_array_type): Preserve named address space.
3639 (handle_mode_attribute): Use targetm.addr_space.valid_pointer_mode
3640 instead of targetm.valid_pointer_mode.
3642 * c-common.h (enum rid): Add RID_ADDR_SPACE_0 .. RID_ADDR_SPACE_15,
3643 RID_FIRST_ADDR_SPACE and RID_LAST_ADDR_SPACE.
3644 (ADDR_SPACE_KEYWORD): New macro.
3645 (c_addr_space_name): Add prototype.
3647 * c-tree.h (struct c_declspecs): Add address_space member.
3648 (declspecs_add_addrspace): Add prototype.
3650 * c-pretty-print.c (pp_c_type_qualifier_list): Handle address spaces.
3652 * c-parser.c (c_parse_init): Add assertion.
3653 (typedef enum c_id_kind): Add C_ID_ADDRSPACE.
3654 (c_lex_one_token): Handle address space keywords.
3655 (c_token_starts_typename): Likewise.
3656 (c_token_starts_declspecs): Likewise.
3657 (c_parser_declspecs): Likewise.
3658 (c_parser_postfix_expression_after_paren_type): Diagnose compound
3659 literal within function qualified with named address space.
3661 * c-decl.c (diagnose_mismatched_decls): Diagnose conflicting named
3662 address space qualifiers.
3663 (shadow_tag_warned): Warn about useless address space qualifiers.
3664 (quals_from_declspecs): Handle address space qualifiers.
3665 (grokdeclarator): Likewise.
3666 (build_null_declspecs): Likewise.
3667 (declspecs_add_addrspace): New function.
3669 * c-typeck.c (addr_space_superset): New function.
3670 (qualify_type): Handle named address spaces.
3671 (composite_type): Likewise.
3672 (common_pointer_type): Likewise.
3673 (comp_target_types): Likewise.
3674 (build_conditional_expr): Likewise.
3675 (handle_warn_cast_qual): Likewise.
3676 (build_c_cast): Likewise.
3677 (convert_for_assignment): Likewise.
3678 (build_binary_op): Likewise.
3679 (pointer_diff): Handle named address spaces. Use intermediate
3680 integer type of sufficient size if required.
3682 2009-10-26 Ben Elliston <bje@au.ibm.com>
3683 Michael Meissner <meissner@linux.vnet.ibm.com>
3684 Ulrich Weigand <uweigand@de.ibm.com>
3686 * doc/tm.texi (TARGET_ADDR_SPACE_POINTER_MODE): Document.
3687 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
3688 (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
3690 * target.h (struct target_def): Add pointer_mode, address_mode,
3691 and valid_pointer_mode to addr_space substructure.
3692 * target-def.h (TARGET_ADDR_SPACE_POINTER_MODE): Define.
3693 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
3694 (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
3695 (TARGET_ADDR_SPACE_HOOKS): Add them.
3696 * targhooks.c (target_default_pointer_address_modes_p): New function.
3697 * target.h (target_default_pointer_address_modes_p): Add prototype.
3698 * targhooks.c (default_addr_space_pointer_mode): New function.
3699 (default_addr_space_address_mode): Likewise.
3700 (default_addr_space_valid_pointer_mode): Likewise.
3701 * targhooks.h (default_addr_space_pointer_mode): Add prototype.
3702 (default_addr_space_address_mode): Likewise.
3703 (default_addr_space_valid_pointer_mode): Likewise.
3704 * output.h (default_valid_pointer_mode): Move to ...
3705 * targhooks.h (default_valid_pointer_mode): ... here.
3706 * varasm.c (default_valid_pointer_mode): Move to ...
3707 * targhooks.c (default_valid_pointer_mode): ... here.
3709 * varasm.c (output_constant): Use targetm.addr_space.valid_pointer_mode
3710 instead of targetm.valid_pointer_mode.
3712 * fold-const.c (fit_double_type): Use int_or_pointer_precision.
3713 * tree.c (integer_pow2p): Likewise.
3714 (tree_log2): Likewise.
3715 (tree_floor_log2): Likewise.
3716 (signed_or_unsigned_type_for): Support pointer type of different size.
3717 (int_or_pointer_precision): New function.
3718 * tree.h (int_or_pointer_precision): Add prototype.
3719 * stor-layout.c (layout_type): Set TYPE_PRECISION for offset types.
3720 * varasm.c (initializer_constant_valid_p): Use TYPE_PRECISION of
3721 incoming pointer type instead of POINTER_SIZE.
3723 * tree.c (build_pointer_type): Use appropriate pointer mode
3724 instead of ptr_mode.
3725 (build_reference_type): Likewise.
3726 * expr.c (store_expr): Likewise.
3727 (expand_expr_addr_expr): Likewise.
3728 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Likewise.
3729 * cfgexpand.c (expand_debug_expr): Likewise.
3731 * auto-inc-dec.c: Include "target.h".
3732 (try_merge): Use appropriate address mode instead of Pmode.
3733 (find_inc): Likewise.
3734 * combine.c (find_split_point): Likewise.
3735 * cselib.c (cselib_record_sets): Likewise.
3736 * dse.c (replace_inc_dec): Likewise.
3737 (canon_address): Likewise.
3738 * var-tracking.c (replace_expr_with_values): Likewise.
3739 (count_uses): Likewise.
3740 (add_uses): Likewise.
3741 (add_stores): Likewise.
3742 * emit-rtl.c: Include "target.h".
3743 (adjust_address_1): Use appropriate address mode instead of Pmode.
3744 (offset_address): Likewise.
3745 * explow.c (break_out_memory_refs): Likewise.
3746 (memory_address_addr_space): Likewise.
3747 (promote_mode): Likewise.
3748 * expr.c (move_by_pieces): Likewise.
3749 (emit_block_move_via_loop): Likewise.
3750 (store_by_pieces): Likewise.
3751 (store_by_pieces_1): Likewise.
3752 (expand_assignment): Likewise.
3753 (store_constructor): Likewise.
3754 (expand_expr_addr_expr): Likewise.
3755 (expand_expr_real_1): Likewise.
3756 * cfgexpand.c (expand_debug_expr): Likewise.
3757 * ifcvt.c (noce_try_cmove_arith): Likewise.
3758 * regcprop.c (kill_autoinc_value): Likewise.
3759 * regmove.c (try_auto_increment): Likewise.
3760 * reload.c (find_reloads): Likewise.
3761 (find_reloads_address): Likewise.
3762 (find_reloads_address_1): Likewise.
3763 * sched-deps.c: Include "target.h".
3764 (sched_analyze_1): Use appropriate address mode instead of Pmode.
3765 (sched_analyze_2): Likewise.
3766 * sel-sched-dump.c: Include "target.h".
3767 (debug_mem_addr_value): Use appropriate address mode instead of Pmode.
3768 * stor-layout.c (layout_type): Likewise.
3769 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
3770 (multiplier_allowed_in_address_p): Likewise.
3771 (get_address_cost): Likewise.
3772 * varasm.c (make_decl_rtl): Likewise.
3774 * expr.c (expand_assignment): Always convert offsets to appropriate
3776 (store_expr): Likewise.
3777 (store_constructor): Likewise.
3778 (expand_expr_real_1): Likewise.
3780 * reload.h (form_sum): Add MODE argument.
3781 * reload.c (form_sum): Add MODE argument, use it instead of Pmode.
3782 Update recursive calls.
3783 (subst_indexed_address): Update calls to form_sum.
3785 * tree-flow.h (addr_for_mem_ref): Add ADDRSPACE argument.
3786 * tree-ssa-address.c: Include "target.h".
3787 (templates): Replace by ...
3788 (mem_addr_template_list): ... this new vector.
3789 (TEMPL_IDX): Handle address space numbers.
3790 (gen_addr_rtx): Add address mode argument, use it instead of Pmode.
3791 (addr_for_mem_ref): Add ADDRSPACE argument. Use per-address-space
3792 instead of global cache. Update call to gen_addr_rtx.
3793 (valid_mem_ref_p): Update call to addr_for_mem_ref.
3794 * expr.c (expand_expr_real_1): Update call to addr_for_mem_ref.
3796 * rtl.h (convert_memory_address_addr_space): Add prototype.
3797 (convert_memory_address): Define as macro.
3798 * explow.c (convert_memory_address): Rename to ...
3799 (convert_memory_address_addr_space): ... this. Add ADDRSPACE argument.
3800 Use appropriate pointer and address modes instead of ptr_mode / Pmode.
3801 Update recursive calls.
3802 (memory_address_addr_space): Call convert_memory_address_addr_space.
3803 * expmed.c (make_tree): Likewise.
3804 * expr.c (expand_assignment): Likewise.
3805 (expand_expr_addr_expr_1): Likewise. Also, add ADDRSPACE argument.
3806 (expand_expr_addr_expr): Likewise. Also, update call.
3808 * alias.c (find_base_value): Guard pointer size optimizations.
3809 (find_base_term): Likewise.
3810 * rtlanal.c (nonzero_bits1): Likewise.
3811 (num_sign_bit_copies1): Likewise.
3812 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
3814 * Makefile.in (tree-ssa-address.o): Add $(TARGET_H) dependency.
3815 (emit-rtl.o): Likewise.
3816 (auto-inc-dec.o): Likewise.
3817 (sched-deps.o): Likewise.
3819 2009-10-26 Ben Elliston <bje@au.ibm.com>
3820 Michael Meissner <meissner@linux.vnet.ibm.com>
3821 Ulrich Weigand <uweigand@de.ibm.com>
3823 * doc/extend.texi (Named Address Spaces): New section.
3824 * coretypes.h (addr_space_t): New type.
3825 (ADDR_SPACE_GENERIC): New define.
3826 (ADDR_SPACE_GENERIC_P): New macro.
3828 * doc/tm.texi (Named Address Spaces): New section.
3829 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Document.
3830 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Document.
3831 (TARGET_ADDR_SPACE_SUBSET_P): Document.
3832 (TARGET_ADDR_SPACE_CONVERT): Document.
3833 * target.h (struct gcc_target): Add addr_space substructure.
3834 * target-def.h (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Define.
3835 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
3836 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
3837 (TARGET_ADDR_SPACE_CONVERT): Likewise.
3838 (TARGET_ADDR_SPACE_HOOKS): Likewise.
3839 (TARGET_INITIALIZER): Initialize addr_space hooks.
3840 * targhooks.c (default_addr_space_legitimate_address_p): New function.
3841 (default_addr_space_legitimize_address): Likewise.
3842 (default_addr_space_subset_p): Likewise.
3843 (default_addr_space_convert): Likewise.
3844 * targhooks.h (default_addr_space_legitimate_address_p): Add prototype.
3845 (default_addr_space_legitimize_address): Likewise.
3846 (default_addr_space_subset_p): Likewise.
3847 (default_addr_space_convert): Likewise.
3849 * doc/rtl.texi (MEM_ADDR_SPACE): Document.
3850 * rtl.h (mem_attrs): Add ADDRSPACE memory attribute.
3851 (MEM_ADDR_SPACE): New macro.
3852 * emit-rtl.c (get_mem_attrs): Add ADDRSPACE argument and set
3853 address space memory attribute.
3854 (mem_attrs_htab_hash): Handle address space memory attribute.
3855 (mem_attrs_htab_eq): Likewise.
3856 (set_mem_attributes_minus_bitpos): Likewise.
3857 (set_mem_alias_set): Likewise.
3858 (set_mem_align): Likewise.
3859 (set_mem_expr): Likewise.
3860 (set_mem_offset): Likewise.
3861 (set_mem_size): Likewise.
3862 (adjust_address_1): Likewise.
3863 (offset_address): Likewise.
3864 (widen_memoy_address): Likewise.
3865 (get_spill_slot_decl): Likewise.
3866 (set_mem_attrs_for_spill): Likewise.
3867 (set_mem_addr_space): New function.
3868 * emit-rtl.h (set_mem_addr_space): Add prototype.
3869 * print-rtl.c (print_rtx): Print address space memory attribute.
3870 * expr.c (expand_assignment): Set address space memory attribute
3871 of generated MEM RTXes as appropriate.
3872 (expand_expr_real_1): Likewise.
3873 * cfgexpand.c (expand_debug_expr): Likewise.
3874 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
3876 * tree.h (struct tree_base): Add address_space bitfield. Reduce
3877 size of "spare" bitfield.
3878 (TYPE_ADDR_SPACE): New macro.
3879 (ENCODE_QUAL_ADDR_SPACE): Likewise.
3880 (DECODE_QUAL_ADDR_SPACE): Likewise.
3881 (CLEAR_QUAL_ADDR_SPACE): Likewise.
3882 (KEEP_QUAL_ADDR_SPACE): Likewise.
3883 (TYPE_QUALS): Encode type address space.
3884 (TYPE_QUALS_NO_ADDR_SPACE): New macro.
3885 * tree.c (set_type_quals): Set type address space.
3886 (build_array_type): Inherit array address space from element type.
3887 * print-tree.c (print_node_brief): Print type address space.
3888 (print_node): Likewise.
3889 * tree-pretty-print.c (dump_generic_node): Likewise.
3891 * explow.c (memory_address): Rename to ...
3892 (memory_address_addr_space): ... this. Add ADDRSPACE argument.
3893 Use address-space aware variants of memory address routines.
3894 * recog.c (memory_address_p): Rename to ...
3895 (memory_address_addr_space_p): ... this. Add ADDSPACE argument.
3896 Use address-space aware variants of memory address routines.
3897 (offsettable_address_p): Rename to ...
3898 (offsettable_address_addr_space_p): ... this. Add ADDRSPACE argument.
3899 Use address-space aware variants of memory address routines.
3900 * reload.c (strict_memory_address_p): Rename to ...
3901 (strict_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
3902 Use address-space aware variants of memory address routines.
3903 (maybe_memory_address_p): Rename to ...
3904 (maybe_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
3905 Use address-space aware variants of memory address routines.
3906 * expr.h (memory_address_addr_space): Add prototype.
3907 (memory_address): Define as macro.
3908 * recog.h (memory_address_addr_space_p): Add prototype.
3909 (memory_address_p): Define as macro.
3910 (offsettable_address_addr_space_p): Add prototype.
3911 (offsettable_address_p): Define as macro.
3912 (strict_memory_address_addr_space_p): Add prototype.
3913 (strict_memory_address_p): Define as macro.
3915 * combine.c (find_split_point): Use address-space aware variants
3916 of memory address routines.
3917 * emit-rtl.c (operand_subword): Likewise.
3918 (change_address_1): Likewise.
3919 (adjust_address_1): Likewise.
3920 (offset_address): Likewise.
3921 * expr.c (emit_move_insn): Likewise.
3922 (expand_assignment): Likewise.
3923 (expand_expr_real_1): Likewise.
3924 * recog.c (verify_changes): Likewise.
3925 (general_operand): Likewise.
3926 (offsettable_memref_p): Likewise.
3927 (offsettable_nonstrict_memref_p): Likewise.
3928 (constrain_operands): Likewise.
3929 * reload.c (get_secondary_mem): Likewise.
3930 (find_reloads_toplev): Likewise.
3931 (find_reloads_address): Likewise.
3932 (find_reloads_subreg_address): Likewise.
3933 * reload1.c (reload): Likewise.
3934 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
3935 * rtl.h (address_cost): Add ADDRSPACE argument.
3936 * rtlanal.c (address_cost): Add ADDRSPACE argument. Use address-space
3937 aware variant of memory address routines.
3938 * loop-invariant.c (create_new_invariant): Update address_cost call.
3939 * tree-ssa-loop-ivopts.c (computation_cost): Likewise.
3940 * fwprop.c (should_replace_address): Add ADDRSPACE argument.
3941 Use address-space aware variant of memory address routines.
3942 (propagate_rtx_1): Update call to should_replace_address.
3943 * tree-flow.h (multiplier_allowed_in_address_p): Add ADDRSPACE
3945 * tree-ssa-loop-ivopts.c (multiplier_allowed_in_address_p): Add
3946 ADDRSPACE argument. Use per-address-space instead of global cache.
3947 Use address-space aware variant of memory address routines.
3948 (get_address_cost): Likewise.
3949 (get_computation_cost_at): Update calls.
3950 * tree-ssa-address.c (valid_mem_ref_p): Add ADDRSPACE argument.
3951 Use address-space aware variant of memory address routines.
3952 (create_mem_ref_raw): Update call to valid_mem_ref_p.
3953 (most_expensive_mult_to_index): Update call to
3954 multiplier_allowed_in_address_p.
3956 * dwarf2out.c (modified_type_die): Output DW_AT_address_class
3957 attribute to indicate named address spaces.
3959 * varasm.c (get_variable_section): DECLs in named address spaces
3962 * reload.c (find_reloads_address): Do not use LEGITIMIZE_RELOAD_ADDRESS
3963 for addresses in a non-generic address space.
3965 * expr.c (emit_block_move_hints): Do not use libcalls for
3966 memory in non-generic address spaces.
3967 (clear_storage_hints): Likewise.
3968 (expand_assignment): Likewise.
3970 * fold-const.c (operand_equal_p): Expressions refering to different
3971 address spaces are not equivalent.
3973 * rtl.c (rtx_equal_p_cb): MEMs refering to different address
3974 spaces are not equivalent.
3975 (rtx_equal_p): Likewise.
3976 * cse.c (exp_equiv_p): Likewise.
3977 * jump.c (rtx_renumbered_equal_p): Likewise.
3978 * reload.c (operands_match_p): Likewise.
3980 * alias.c (nonoverlapping_memrefs_p): MEMs refering to different
3981 address spaces may alias.
3982 (true_dependence): Likewise.
3983 (canon_true_dependence): Likewise.
3984 (write_dependence_p): Likewise.
3986 * dse.c (canon_address): Handle named address spaces.
3987 * ifcvt.c (noce_try_cmove_arith): Likewise.
3989 * tree.def (ADDR_SPACE_CONVERT_EXPR): New tree code.
3990 * expr.c (expand_expr_real_2): Expand ADDR_SPACE_CONVERT_EXPR.
3991 * convert.c (convert_to_pointer): Generate ADDR_SPACE_CONVERT_EXPR
3992 to handle conversions between different address spaces.
3993 * fold-const.c (fold_convert_loc): Likewise.
3994 (fold_unary_loc): Handle ADDR_SPACE_CONVERT_EXPR.
3995 * tree-pretty-print.c (dump_generic_node): Likewise.
3996 * gimple-pretty-print.c (dump_unary_rhs): Likewise.
3997 * tree-cfg.c (verify_gimple_assign_unary): Likewise.
3998 * tree-inline.c (estimate_operator_cost): Likewise.
3999 * tree-ssa.c (useless_type_conversion_p): Conversions between pointers
4000 to different address spaces are not useless.
4002 2009-10-26 Jakub Jelinek <jakub@redhat.com>
4005 * cfgcleanup.c (trivially_empty_bb_p): New function.
4006 (try_optimize_bb): Use it instead of checking BB_HEAD == BB_END.
4009 * dwarf2out.c (add_pubname, add_pubtype, generic_parameter_die,
4010 add_name_and_src_coords_attributes, gen_namespace_die,
4011 dwarf2out_set_name): Handle dwarf2_name returning NULL.
4013 2009-10-26 Nick Clifton <nickc@redhat.com>
4015 * config.gcc: Add support for RX target.
4016 * config/rx: New directory.
4017 * config/rx/constraints.md: New file.
4018 * config/rx/predicates.md: New file.
4019 * config/rx/rx.c: New file.
4020 * config/rx/rx.h: New file.
4021 * config/rx/rx.md: New file.
4022 * config/rx/rx.opt: New file.
4023 * config/rx/rx-protos.h: New file.
4024 * config/rx/t-rx: New file.
4025 * doc/extend.texi: Document RX function attributes.
4026 * doc/invoke.texi: Document RX specific command line options.
4027 * doc/contrib.texi: Document RX contribution.
4028 * doc/md.texi: Document RX constraints.
4029 * doc/install.texi: Document RX support.
4031 2009-10-26 Michael Matz <matz@suse.de>
4033 PR tree-optimization/41783
4034 * tree-ssa-alias.c (get_continuation_for_phi): Export, add a special
4035 case for simple diamonds.
4036 * tree-ssa-alias.h (get_continuation_for_phi): Declare.
4037 * tree-ssa-pre.c (translate_vuse_through_block): Add same_valid
4038 argument, use alias oracle to skip some vdefs.
4039 (phi_translate_1): Change call to above, don't allocate new
4040 value ids if they can stay the same.
4041 (compute_avail): Allow vuse walking when looking up references.
4043 2009-10-26 Richard Guenther <rguenther@suse.de>
4045 PR tree-optimization/41826
4046 * tree-ssa-structalias.c (get_constraint_for_ptr_offset): Avoid
4047 access to re-allocated vector fields.
4049 2009-10-26 Richard Guenther <rguenther@suse.de>
4051 * graphite-sese-to-poly.c (check_poly_representation): Fix
4052 compile without checking.
4054 2009-10-26 Janus Weil <janus@gcc.gnu.org>
4057 * gimple.h (tree_annotate_all_with_location): Remove prototype.
4058 * gimplify.c (tree_should_carry_location_p,
4059 tree_annotate_one_with_location,tree_annotate_all_with_location):
4060 Remove obsolete functions.
4062 2009-10-25 Kaz Kojima <kkojima@gcc.gnu.org>
4065 * config/sh/sh.md (stuff_delay_slot): Don't set T_REG in pattern.
4067 2009-10-25 Richard Guenther <rguenther@suse.de>
4069 * lto-streamer-in.c (unpack_ts_decl_common_value_fields):
4070 Stream DECL_RESTRICTED_P.
4071 * lto-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
4073 2009-10-25 Richard Sandiford <rdsandiford@googlemail.com>
4075 * config/mips/mips.c (mips_restore_gp_from_cprestore_slot): Emit
4076 a note when expanding to nothing.
4078 2009-10-25 Richard Guenther <rguenther@suse.de>
4081 * tree.c (find_decls_types_r): Deal with Java overloading
4082 BINFO_VIRTUALS for its own purpose.
4084 2009-10-24 Adam Nemet <anemet@caviumnetworks.com>
4086 * config/mips/predicates.md (hilo_operand): New predicate.
4087 * config/mips/mips.md (<u>mulsidi3_64bit): Change it to a
4088 define_insn. Correct !ISA_HAS_EXT_INS length from 24 to 28. Move
4089 splitter part from here ...:
4090 (<u>mulsidi3_64bit splitter for !ISA_HAS_EXT_INS): ... to here. Swap
4091 op0 and op4 to match the DINS case.
4092 (<u>mulsidi3_64bit splitter for ISA_HAS_EXT_INS): New splitter.
4094 2009-10-24 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
4097 * avr.md (QIDI): Add new mode iterator.
4098 (sbrx_branch<mode>): Create new zero extract bit, test and jump
4099 patterns for all QI thru DI modes combinations.
4100 (sbrx_and_branch<mode>): Create new and based bit test and jump
4101 patterns for QI thru SI modes.
4102 avr.c (avr_out_sbxx_branch): Use only bit number.
4104 2009-10-24 Jan Hubicka <jh@suse.cz>
4106 * ipa-reference.c (check_call): Noreturn notrhow calls do not write
4108 (analyze_function): When analyzing noreturn nothrow call, do not
4109 compute written stats; free bitmaps of vars early if possible.
4110 (generate_summary): Only update bitmaps if computed.
4111 (propagate): Only dump bitmaps if computed.
4112 (ipa_reference_read_summary): Fix pasto.
4114 2009-10-24 Eric Botcazou <ebotcazou@adacore.com>
4116 * tree-ssa-alias.c (nonaliasing_component_refs_p): Rename into...
4117 (aliasing_component_refs_p): ...this. Return true if there is no
4118 common base and the base access types have the same alias set.
4119 (indirect_ref_may_alias_decl_p): Adjust for above renaming.
4120 (indirect_refs_may_alias_p): Likewise.
4122 2009-10-23 Joseph Myers <joseph@codesourcery.com>
4125 * c-typeck.c (c_finish_stmt_expr): Do not wrap error_mark_node in
4126 a C_MAYBE_CONST_EXPR.
4128 2009-10-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4131 * config/rs6000/rs6000.c (struct machine_function): Add
4132 vsx_or_altivec_used_p to record if vector types are used.
4133 (rs6000_expand_to_rtl_hook): Rename from
4134 rs6000_alloc_sdmode_stack_slot. If VSX, check to see if there are
4135 any vector operations, so if there are, we can set VRSAVE to
4136 non-zero when only floating point vector registers are used.
4137 (TARGET_EXPAND_TO_RTL_HOOK): Use rs6000_expand_to_rtl_hook.
4138 (rs6000_check_vector_mode): Inner function to check if vector
4139 types are used in the code.
4140 (compute_vrsave_mask): If VSX, make sure VRSAVE is non-zero if
4141 vector instructions are used.
4143 * config/rs6000/rs6000.h (HARD_REGNO_CALL_PART_CLOBBERED):
4144 Indicate that VSX registers which overlap floating point
4145 registers, can't be used across a call, since the ABI only states
4146 the scalar part of the register will be saved and restored.
4148 2009-10-23 Joseph Myers <joseph@codesourcery.com>
4151 * alias.c (get_alias_set): Call langhook before returning 0 for
4152 types with structural equality.
4153 * c-common.c (c_common_get_alias_set): Use alias set of element
4154 type for arrays with structural comparison.
4156 2009-10-23 Richard Guenther <rguenther@suse.de>
4159 * cfgexpand.c (expand_call_stmt): Use gimple_has_side_effects and
4160 gimple_call_nothrow_p.
4162 2009-10-23 Richard Guenther <rguenther@suse.de>
4164 PR tree-optimization/41778
4165 * tree-ssa-pre.c (do_regular_insertion): Only insert if a
4166 redundancy along a path in the CFG we want to optimize for speed
4167 is going to be removed.
4168 (execute_pre): Do partial-PRE only if the function is to be
4169 optimized for speed.
4170 (gate_pre): Do not turn off all of PRE when not optimizing a
4173 2009-10-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4175 * builtins.c (fold_builtin_cabs): Use validate_arg().
4176 (fold_builtin_cexp): Fix if-logic.
4177 (fold_builtin_1): Check subtype for BUILT_IN_CIMAG.
4179 2009-10-22 Jeff Law <law@redhat.com>
4181 * ira-lives.c (process_single_reg_class_operands): Update the
4182 hard reg costs for all the hard registers desired by the
4183 single reg class operand.
4185 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
4187 * simplify-rtx.c (simplify_replace_fn_rtx): Add a fallback case
4188 for rtxes that aren't handled specially.
4190 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
4192 * rtl.h (shallow_copy_rtvec): Declare.
4193 * rtl.c (shallow_copy_rtvec): New function.
4194 * cselib.c (cselib_subst_to_values): Use it. Only modify an
4195 rtx field if the subrtx has changed.
4197 2009-10-22 Anatoly Sokolov <aesok@post.ru>
4199 * config/m32c/m32c.c (m32c_function_value_regno_p): New function.
4200 (m32c_function_value): Make static, add new 'outgoing' argument.
4201 (m32c_libcall_value): Make static, add new 'fun' argument.
4202 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
4203 * config/m32c/m32c.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
4204 (FUNCTION_VALUE_REGNO_P): Redefine, use m32c_function_value_regno_p.
4205 * config/m32c/m32c-protos.h (m32c_function_value_regno_p): Declare.
4206 (m32c_function_value, m32c_libcall_value): Delete declaration.
4208 2009-10-22 Diego Novillo <dnovillo@google.com>
4210 * Makefile.in (PLUGIN_HEADERS): Add output.h and IPA_UTILS_H.
4212 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
4214 * tree-cfg.c (gimple_duplicate_sese_tail): Fix typos/indentation/white
4217 2009-10-22 Richard Guenther <rguenther@suse.de>
4219 * lto-streamer.h (lto_symtab_merge_cgraph_nodes): Declare.
4220 * lto-symtab.c (struct lto_symtab_entry_def): Add node member.
4221 (lto_symtab_merge): Do not merge cgraph nodes here.
4222 (lto_symtab_resolve_can_prevail_p): Simplify.
4223 (lto_symtab_resolve_symbols): Store cgraph node.
4224 (lto_symtab_merge_decls_1): Simplify. Do not drop non-prevailing
4225 functions from the symtab.
4226 (lto_symtab_merge_cgraph_nodes_1): New function.
4227 (lto_symtab_merge_cgraph_nodes): Likewise.
4229 2009-10-22 Richard Guenther <rguenther@suse.de>
4232 * lto-streamer-out.c (lto_output_location): Stream the
4234 * lto-streamer-in.c (lto_input_location): Likewise.
4236 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
4238 * cfgloopmanip.c (duplicate_subloops): Export.
4239 * tree-parloops.c (loop_parallel_p): Dump if loop is innermost.
4240 (transform_to_exit_first_loop): Duplicate bbs starting from
4241 header up to loop->latch instead of exit->src.
4242 Initialize control variable to the correct number of iterations.
4243 (gather_scalar_reductions): Do not register double reductions.
4244 (parallelize_loops): Dump which loop is tested.
4245 Indicate whether the parallelized loop is inner or not.
4246 Remove the innermost-loop requirement.
4247 * cfgloop.h (duplicate_subloops): Export.
4248 * tree-cfg.c (add_phi_args_after_redirect): New function.
4249 (gimple_duplicate_sese_tail): Remove the no-subloops constraint.
4250 Call duplicate_subloops.
4251 Update number of iterations at the exit condition.
4252 Don't redirect nexits always to the loop exit.
4253 Redirect copied edges from latch to the loop exit.
4255 2009-10-22 Jan Hubicka <jh@suse.cz>
4257 * ipa-cp.c (ipcp_read_summary): Remove now invalid FIXME and
4259 * ipa-inline.c (cgraph_mark_inline_edge,
4260 cgraph_decide_inlining_of_small_function,
4261 cgraph_decide_inlining, inline_read_summary): Disable indirect
4262 inlining for WPA for time being.
4264 PR tree-optimize/40556
4265 * ipa-inline.c (cgraph_early_inlining): Fix iterations condition.
4267 2009-10-22 Richard Guenther <rguenther@suse.de>
4269 * lto-streamer.h (lto_symtab_clear_resolution): Remove.
4270 * lto-symtab.c (lto_symtab_clear_resolution): Likewise.
4272 2009-10-22 Jan Hubicka <jh@suse.cz>
4275 * ipa-reference.c (has_proper_scope_for_analysis): Add fixme about
4277 (check_call): Handle only indirect calls.
4278 (propagate_bits): Update comment.
4279 (write_node_summary_p): Turn bogus check to assert.
4280 (ipa_reference_write_summary): Stream calls_read_all properly.
4281 (ipa_reference_read_summary): Stream in calls_read_all properly.
4282 (read_write_all_from_decl): New function.
4283 (propagate): Handle OVERWRITABLE nodes and external calls here.
4284 * ipa-pre-const.c (check_call): In IPA mode handle indirect
4286 (analyze_function): Do not check visibility here.
4287 (add_new_function): We summary OVERWRITABLE too.
4288 (generate_summary): Stream OVERWRITABLE nodes too.
4289 (propagate): Handle external calls and OVERWRITABLE nodes here.
4290 (local_pure_const): Check visibility here.
4292 2009-10-22 Jan Hubicka <jh@suse.cz>
4294 * ipa-cp.c (ipcp_write_summary, ipcp_read_summary): New functions.
4295 (pass_ipa_cp): Register them.
4296 (ipcp_init_stage): Analyze all functions for whopr/lto.
4297 (ipcp_propagate_stage): Skip external calls.
4298 (ipcp_iterate_stage): Call ipa_update_after_lto_read if needed.
4299 * ipa-reference.c (write_node_summary_p): Fix thinko about
4301 * cgraphunit.c (ipa_passes): When in lto, ne er produce new summaries;
4302 when in ltrans, skip executing of ipa passes since everything
4303 should've been done.
4304 * ipa-inline.c (cgraph_decide_inlining): Remove FIXMEs.
4305 (inline_generate_summary): Likewise.
4306 (inline_read_summary): New function.
4307 (inline_write_summary): New function.
4308 (pass_ipa_inline): Register new hooks.
4309 * ipa-prop.c: Inlcude lto-streamer.h
4310 (ipa_edge_args_vector): Update declaration.
4311 (ipa_count_arguments, ipa_compute_jump_functions,
4312 ipa_free_edge_args_substructures): Move ipa_edge_args_vector into ggc.
4313 (ipa_write_jump_function, ipa_read_jump_function, ipa_write_node_info,
4314 ipa_read_node_info): New static functions.
4315 (ipa_prop_write_jump_functions, ipa_prop_read_jump_functions): Update.
4316 (duplicate_array): Use xmalloc.
4317 (duplicate_ggc_array): New.
4318 (ipa_edge_duplication_hook): Use it.
4319 (ipa_update_after_lto_read): New function.
4320 * ipa-prop.h (ipa_prop_write_jump_functions,
4321 ipa_prop_read_jump_functions): Declare.
4322 (ipa_pass_through_data, ipa_ancestor_jf_data, ipa_member_ptr_cst,
4323 jump_func_value, ipa_member_ptr_cst, ipa_edge_args): Add GTY markers.
4324 (ipa_edge_args_vector): Move into GGC.
4325 (ipa_check_create_edge_args): Update.
4326 (ipa_update_after_lto_read): New.
4327 * passes.c (ipa_write_summaries_1): When in wpa, do not write
4329 (ipa_read_summaries): When in ltrans, so not read summaries.
4330 * lto-streamer.c (lto_get_section_name): Add
4331 LTO_section_jump_functions.
4332 * lto-streamer.h (LTO_section_jump_functions): New section.
4333 (produce_asm): Declare.
4334 * lto-cgraph.c (output_cgraph): Output edges in reverse order.
4335 * lto-streamer-out.c (produce_asm): Export.
4336 * lto-streamer-in.c: Include tree-pass.h
4337 (input_function): Free dominance info when done.
4338 (lto_read_body): Push ipa_inline in ltrans stage.
4339 * gengtype.c (open_base_files): Add ipa-prop.h into includes.
4340 * Makefile.in (GTFILES): Add ipa-prop.h
4342 2009-10-22 Matthias Klose <doko@ubuntu.com>
4344 * doc/install.texi: Document --enable-browser-plugin.
4346 2009-10-21 Vladimir Makarov <vmakarov@redhat.com>
4348 * doc/invoke.texi (fira-loop-pressure): Update default value.
4349 * opts.c (decode_options): Remove default value setting for
4350 flag_ira_loop_pressure.
4351 * config/ia64/ia64.c (ia64_override_options): Set
4352 flag_ira_loop_pressure up for -O3.
4353 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
4355 2009-10-21 Sebastian Pop <sebastian.pop@amd.com>
4357 PR tree-optimization/41497
4358 * tree-scalar-evolution.c (analyze_evolution_in_loop): Return
4359 chrec_dont_know if the evolution function returned by follow_ssa_edge
4360 is constant in the analyzed loop and is not compatible with the
4361 initial value before the loop.
4362 * tree-chrec.h (no_evolution_in_loop_p): Call STRIP_NOPS.
4364 2009-10-21 Joseph Myers <joseph@codesourcery.com>
4366 * config/sh/sh.c (nonpic_symbol_mentioned_p): Allow UNSPEC_TPOFF.
4368 2009-10-21 Jakub Jelinek <jakub@redhat.com>
4371 * doc/invoke.texi: Document -print-multi-os-directory.
4373 2009-10-21 Jack Howarth <howarth@bromo.med.uc.edu>
4376 * gcc/config/darwin10.h: Use default_emit_unwind_label.
4377 * gcc/config/darwin.c: Disable -freorder-blocks-and-partition
4378 when darwin_emit_unwind_label is used.
4380 2009-10-21 Eric Botcazou <ebotcazou@adacore.com>
4382 * tree-vect-stmts.c (exist_non_indexing_operands_for_use_p): Tweak
4385 2009-10-20 Richard Henderson <rth@redhat.com>
4387 * tree-eh.c (lower_try_finally_copy): Do lower_eh_constructs_1
4388 before emit_post_landing_pad.
4390 2009-10-20 Adam Nemet <anemet@caviumnetworks.com>
4392 * config/mips/mips.c (mips_binary_cost): Add new argument speed.
4393 Use when calling rtx_costs.
4394 (mips_rtx_costs): Fix formatting. Use argument speed rather than the
4395 global optimize_size. Pass speed to mips_binary_cost.
4397 2009-10-20 Jakub Jelinek <jakub@redhat.com>
4399 * config/rs6000/rs6000.c (def_builtin): Set TREE_READONLY instead
4402 2009-10-20 Richard Sandiford <rdsandiford@googlemail.com>
4404 * rtl.h (simplify_replace_fn_rtx): Declare.
4405 (wrap_constant, unwrap_constant): Delete.
4406 * cfgexpand.c (unwrap_constant, wrap_constant): Delete.
4407 (expand_debug_expr): Don't call wrap_constant.
4408 * combine.c (rtx_subst_pair): Only define for AUTO_INC_DEC.
4409 (auto_adjust_pair): Fold into...
4410 (propagate_for_debug_subst): ...here. Only define for AUTO_INC_DEC.
4411 Just return a new value.
4412 (propagate_for_debug): Use simplify_replace_fn_rtx for AUTO_INC_DEC,
4413 otherwise use simplify_replace_rtx.
4414 * cselib.c (wrap_constant): Reinstate old definition.
4415 (cselib_expand_value_rtx_1): Don't wrap constants.
4416 * gcse.c (try_replace_reg): Don't use copy_rtx in the call to
4417 simplify_replace_rtx.
4418 (bypass_block): Fix formatting in calls to simplify_replace_rtx.
4419 * reload1.c (reload): Skip all uses for an insn before adjusting it.
4420 Use simplify_replace_rtx.
4421 * simplify-rtx.c (simplify_replace_fn_rtx): New function,
4423 (simplify_replace_rtx): ...here. Turn into a wrapper for
4424 simplify_replace_fn_rtx.
4425 (simplify_unary_operation): Don't unwrap CONSTs.
4426 * var-tracking.c (check_wrap_constant): Delete.
4427 (vt_expand_loc_callback): Don't call it.
4428 (vt_expand_loc): Likewise.
4430 2009-10-20 Pascal Obry <obry@adacore.com>
4431 Eric Botcazou <ebotcazou@adacore.com>
4433 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Add enclosing parens.
4435 2009-10-20 Michael Matz <matz@suse.de>
4437 * loop-invariant.c (create_new_invariant): Use different magic number.
4439 2009-10-20 Richard Earnshaw <rearnsha@arm.com>
4442 * arm.c (arm_override_options): Forcibly disable hot/cold block
4445 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
4448 * haifa-sched.c (try_ready): Skip debug deps updating speculation
4451 2009-10-20 Richard Guenther <rguenther@suse.de>
4453 * ggc-page.c: Include cfgloop.h.
4454 (struct max_alignment): Drop long double, add void *.
4455 (extra_order_size_table): Add low non-power-of-two multiples
4456 of MAX_ALIGNMENT. Drop small type-based entries, add
4457 tree_type, cgraph_node and loop.
4458 * alloc-pool.c (struct allocation_object_def): Drop long double
4461 2009-10-20 Jakub Jelinek <jakub@redhat.com>
4464 * loop-invariant.c (calculate_loop_reg_pressure): Don't count regs
4465 referenced just in DEBUG_INSNs.
4467 2009-10-20 Richard Guenther <rguenther@suse.de>
4470 * gimple.c (gimple_register_type): Make sure we register
4471 the types main variant first.
4473 2009-10-20 Richard Guenther <rguenther@suse.de>
4475 * gimple.c (gimple_types_compatible_p): Simplify. Move
4476 cheap checks before hashtable queries. Add checks for
4477 TYPE_NONALIASED_COMPONENT and DECL_NONADDRESSABLE_P.
4479 2009-10-20 Eric Botcazou <ebotcazou@adacore.com>
4481 * tree-sra.c (build_ref_for_offset_1) <RECORD_TYPE>: Skip fields
4482 without size or with size that can't be represented as a host integer.
4484 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
4486 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't regard
4487 the removal of a debug stmt as a significant change.
4489 2009-10-20 Wolfgang Gellerich <gellerich@de.ibm.com>
4491 * config/s390/s390.md: Added agen condition to operand
4492 forwarding bypasses. Added bypass for early address generation
4493 use of int results. Updated comments.
4495 2009-10-20 Stefan Dösinger <stefan@codeweavers.com>
4497 * config/i386/i386.c: Remove signal.h #include.
4499 2009-10-20 Jie Zhang <jie.zhang@analog.com>
4501 * simplify-rtx.c (simplify_const_unary_operation): Handle SS_ABS.
4502 * doc/rtl.texi: Document ss_abs.
4504 2009-10-19 Jakub Jelinek <jakub@redhat.com>
4506 * c-common.c (c_parse_error): Handle CPP_UTF8STRING.
4507 * c-lex.c (c_lex_with_flags): Likewise. Test C_LEX_STRING_NO_JOIN
4508 instead of C_LEX_RAW_STRINGS.
4509 (lex_string): Handle CPP_UTF8STRING.
4510 * c-parser.c (c_parser_postfix_expression): Likewise.
4511 * c-pragma.h (C_LEX_RAW_STRINGS): Rename to ...
4512 (C_LEX_STRING_NO_JOIN): ... this.
4514 2009-10-19 Anatoly Sokolov <aesok@post.ru>
4516 * config/cris/cris.c (cris_function_value, cris_libcall_value,
4517 cris_function_value_regno_p): New functions.
4518 (cris_promote_function_mode): Update comment.
4519 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
4520 * config/cris/cris.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
4521 (FUNCTION_VALUE_REGNO_P): Redefine, use cris_function_value_regno_p.
4522 * config/cris/cris-protos.h (cris_function_value_regno_p): Declare.
4524 2009-10-19 Jakub Jelinek <jakub@redhat.com>
4526 * unwind-dw2.c (execute_stack_op): Fix operand order for
4527 DW_OP_le, DW_OP_ge, DW_OP_lt and DW_OP_gt.
4529 2009-10-19 Eric Botcazou <ebotcazou@adacore.com>
4531 * gimple-low.c (struct lower_data): Add cannot_fallthru field.
4532 (lower_stmt) <GIMPLE_BIND>: Add comment.
4533 <GIMPLE_COND, GIMPLE_GOTO, GIMPLE_SWITCH>: Set cannot_fallthru to true
4535 <GIMPLE_RETURN>: Remove the statement if cannot_fallthru is set.
4536 Otherwise lower it and set cannot_fallthru to true.
4537 <GIMPLE_TRY>: Update cannot_fallthru for GIMPLE_TRY_FINALLY and return.
4538 <GIMPLE_CATCH, GIMPLE_EH_FILTER>: Set cannot_fallthru to false.
4539 <GIMPLE_CALL>: Set cannot_fallthru to false for BUILT_IN_SETJMP and
4540 to true for a noreturn call. Do not remove statements.
4541 <GIMPLE_OMP_PARALLEL, GIMPLE_OMP_TASK>: Set cannot_fallthru to false.
4542 Set cannot_fallthru to false on function exit.
4543 (gimple_stmt_may_fallthru) <GIMPLE_SWITCH>: Really return false.
4544 <GIMPLE_ASSIGN>: Remove.
4546 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4548 * config/s390/s390.c (s390_z10_optimize_cmp): Don't touch FP compares.
4550 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4552 * config/s390/s390.c (s390_z10_optimize_cmp): Use
4553 next/prev_active_insn to skip DEBUG_INSNs as well.
4555 2009-10-19 Joseph Myers <joseph@codesourcery.com>
4557 * config/arm/arm.c (output_move_neon): Use DImode in call to
4560 2009-10-19 Matthias Klose <doko@ubuntu.com>
4563 * config.gcc (arm*-*-linux-*eabi): Use config/t-slibgcc-libgcc.
4565 2009-10-19 Jakub Jelinek <jakub@redhat.com>
4567 * cfgexpand.c (expand_debug_expr): Fail if bitpos < 0 for non-MEM op0.
4569 2009-10-17 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
4572 * optabs.c (expand_binop): Make mode of shift count expression mode
4573 of shift count not target.
4576 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
4578 * tree-nested.c (convert_nonlocal_reference_stmt) <GIMPLE_COND>: New
4579 case. Force using values to replace references within the statement.
4580 (convert_local_reference_stmt): Likewise.
4582 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
4584 * gimple-low.c (lower_stmt) <GIMPLE_CALL>: If the call is noreturn,
4585 remove a subsequent GOTO or RETURN statement.
4587 2009-10-17 Andy Hutchinson <hutchinsonandy@aim.com>
4589 * config/avr.md (*movqi): Add zero as equally preferable constraint
4590 as general register.
4593 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
4595 * print-tree.c (print_node): Fix string for DECL_STRUCT_FUNCTION.
4597 2009-10-17 Richard Guenther <rguenther@suse.de>
4599 * lto-streamer-in.c (lto_input_location): Try to reuse previous maps.
4601 2009-10-17 Richard Guenther <rguenther@suse.de>
4603 * lto-streamer-in.c (input_gimple_stmt): Fixup FIELD_DECL
4604 operands in COMPONENT_REFs.
4606 2009-10-17 Anatoly Sokolov <aesok@post.ru>
4608 * targhooks.c (default_libcall_value): Don't use LIBCALL_VALUE macro
4609 if not defined. Change type of second argument to const_rtx.
4610 (default_function_value): Call gcc_unreachable if FUNCTION_VALUE
4612 * targhooks.h (default_libcall_value): Update prototype.
4613 * target.h (struct gcc_target): Change type of second argument of
4614 libcall_value to const_rtx.
4615 * config/arm/arm.c (arm_libcall_value): Change type of second argument
4617 (arm_libcall_uses_aapcs_base): Change type of argument to const_rtx.
4618 * doc/tm.texi (TARGET_LIBCALL_VALUE): Revise documentation.
4620 2009-10-17 Jakub Jelinek <jakub@redhat.com>
4623 * debug.h (struct gcc_debug_hooks): Add assembly_start hook.
4624 * cgraphunit.c (cgraph_optimize): Call it.
4625 * dwarf2out.c (dwarf2out_init): Move .cfi_sections printing into...
4626 (dwarf2out_assembly_start): ... here. New hook.
4627 (dwarf2out_debug_hooks): Add dwarf2out_assembly_start.
4628 * debug.c (do_nothing_debug_hooks): Do nothing for assembly_start
4630 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
4631 * sdbout.c (sdb_debug_hooks): Likewise.
4632 * vmsdbgout.c (vmsdbg_debug_hooks): Add vmsdbgout_assembly_start.
4633 (vmsdbgout_assembly_start): New hook.
4635 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
4637 * rtl.h (RTL_LOCATION): Fix typo.
4639 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
4641 * print-rtl.c (print_rtx): Print locators in asm_operands
4644 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
4647 * sched-deps.c (depl_on_debug_p): New.
4648 (attach_dep_link): Reject debug deps before nondebug deps.
4649 (add_to_deps_list): Insert debug deps after nondebug deps.
4650 (sd_lists_empty_p): Stop at first nonempty list. Disregard debug
4652 (sd_add_dep): Do not reject debug deps.
4653 (add_insn_mem_dependence): Don't count debug deps.
4654 (remove_from_deps): Likewise.
4655 (sched_analyze_2): Set up mem deps on debug insns.
4656 (sched_analyze_insn): Record reg uses for deps on debug insns.
4657 * haifa-sched.c (schedule_insn): Reset deferred debug insn. Don't
4658 try_ready nondebug insn after debug insn.
4659 * ddg.c (create_ddg_dep_from_intra_loop_link,
4660 create_ddg_dep_no_link): Don't reject debug deps.
4662 2009-10-16 Richard Guenther <rguenther@suse.de>
4664 * lto-symtab.c (merge_incomplete_and_complete_type): Remove.
4665 (maybe_merge_incomplete_and_complete_type): Likewise.
4666 (lto_symtab_merge): Do not call them. Do not warn for
4667 complete vs. incomplete compatible types.
4668 (lto_symtab_merge_decls_2): Simplify.
4669 * gimple.c (gimple_force_type_merge): Remove.
4670 (gimple_types_compatible_p): Make it static.
4671 * gimple.h (gimple_force_type_merge): Remove.
4672 (gimple_types_compatible_p): Likewise.
4674 2009-10-16 Jakub Jelinek <jakub@redhat.com>
4676 * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTRACT>: Cast
4677 DWARF2_ADDR_SIZE to int to avoid signed vs. unsigned warnings.
4679 2009-10-16 Richard Guenther <rguenther@suse.de>
4681 PR tree-optimization/41728
4682 * tree-ssa-dom.c (optimize_stmt): Mark the stmt modified
4683 if fold_stmt did anything.
4685 2009-10-16 Richard Guenther <rguenther@suse.de>
4688 * lto-streamer-in.c (lto_input_tree_ref): Revert last change.
4689 (maybe_fixup_handled_component): New function.
4690 (input_gimple_stmt): Fixup mismatched decl replacements.
4692 2009-10-16 Richard Guenther <rguenther@suse.de>
4695 * lto-streamer-out.c (lto_output_tree_ref): Handle DEBUG_EXPR_DECL
4696 the same as VAR_DECL.
4698 2009-10-16 Richard Guenther <rguenther@suse.de>
4700 * gimple.c (iterative_hash_gimple_type): For integer types
4701 also hash their minimum and maximum values and the string flag.
4702 For array types hash their domain and the string flag.
4704 2009-10-16 Richard Guenther <rguenther@suse.de>
4706 * gimple.c (gimple_types_compatible_p): Restrict completing
4707 types to record or unions. Simplify completion.
4708 Do not merge records or unions with different
4709 TYPE_STRUCTURAL_EQUALITY_P tag.
4710 (iterative_hash_gimple_type): Restrict non-recursing into
4711 pointer targets for records and unions.
4713 2009-10-15 Jakub Jelinek <jakub@redhat.com>
4716 * cfgexpand.c (expand_debug_expr): Handle CONJ_EXPR.
4717 * dwarf2out.c (mem_loc_descriptor): Don't handle
4718 POST_INT/POST_DEC/POST_MODIFY like SUBREG. For SUBREG
4719 punt if it is not lowpart subreg or if inner mode isn't
4722 2009-10-16 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4724 * config/s390/s390.c (s390_z10_optimize_cmp): Skip notes when
4725 investigating previous or next insns.
4727 2009-10-16 Eric Botcazou <ebotcazou@adacore.com>
4729 * tree-sra.c (build_ref_for_offset_1): Update comment.
4731 2009-10-16 Wolfgang Gellerich <gellerich@de.ibm.com>
4733 * config/s390/s390.md (atype): Added missing values.
4735 2009-10-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4738 * pa.md (casesi): Use sign extended index in call to gen_casesi64p.
4739 (casesi64p): Update pattern to reflect above.
4741 2009-10-15 Steve Ellcey <sje@cup.hp.com>
4743 PR rtl-optimization/41697
4744 * sel-sched-ir.h (_eligible_successor_edge_p): Check successor count.
4746 2009-10-15 Michael Meissner <meissner@linux.vnet.ibm.com>
4749 * config/rs6000/predicates.md: Update copyright year.
4750 * config/rs6000/altivec.md: Ditto.
4752 * config/rs6000/t-rs6000 (TM_H): Add rs6000-builtin.def.
4753 (MD_INCLUDES): Add a2.md.
4755 * config/rs6000/rs6000.c (rs6000_builtin_decls): Change
4756 RS6000_BUILTIN_COUNT to MAX_RS6000_BUILTINS.
4757 (builtin_classify): New static vector to classify various builtins
4758 to get the tree attributes correct.
4759 (def_builtin): Set the attributes of builtins based on what the
4760 builtin does (i.e. memory operation, floating point, saturation
4761 need special attributes, others are pure functions).
4763 * config/rs6000/rs6000.h (enum rs6000_btc): New enum to classify
4765 (enum rs6000_builtins): Include rs6000-builtin.def to define the
4766 builtins. Change the end marker to MAX_RS6000_BUILTINS from
4767 RS6000_BUILTIN_COUNT.
4768 (rs6000_builtin_decls): Change RS6000_BUILTIN_COUNT to
4769 MAX_RS6000_BUILTINS.
4771 * config/rs6000/rs6000-builtin.def: New file that combines the
4772 builtin enumeration name and attributes.
4774 2009-10-15 H.J. Lu <hongjiu.lu@intel.com>
4776 * config/i386/linux.h (ASM_SPEC): Add --32.
4778 2009-10-15 Jakub Jelinek <jakub@redhat.com>
4780 * dwarf2out.c (dwarf_tag_name): Handle DW_TAG_rvalue_reference_type
4781 and DW_TAG_template_alias.
4782 (dwarf_attr_name): Handle DW_AT_main_subprogram,
4783 DW_AT_data_bit_offset, DW_AT_const_expr, DW_AT_enum_class,
4784 DW_AT_linkage_name, DW_AT_GNU_guarded_by, DW_AT_GNU_pt_guarded_by,
4785 DW_AT_GNU_guarded, DW_AT_GNU_pt_guarded, DW_AT_GNU_locks_excluded,
4786 DW_AT_GNU_exclusive_locks_required, DW_AT_GNU_shared_locks_required
4787 and DW_AT_GNU_odr_signature.
4788 (dwarf_form_name): Handle DW_FORM_sec_offset, DW_FORM_exprloc,
4789 DW_FORM_flag_present and DW_FORM_ref_sig8.
4790 (output_signature): Only print name on the first byte.
4791 (output_die): Likewise for dw_val_class_data8.
4793 2009-10-15 Alexander Monakov <amonakov@ispras.ru>
4795 * doc/invoke.texi: Clarify that most optimizations are not enabled
4798 2009-10-15 Richard Guenther <rguenther@suse.de>
4801 * gimple.c (compare_type_names_p): Handle anonymous names
4802 differently based on new mode argument.
4803 (gimple_types_compatible_p): For structs also compare the tags.
4804 (iterative_hash_type_name): Rename to ...
4805 (iterative_hash_name): ... this. Hash all names.
4806 (iterative_hash_gimple_type): Fix hashing the struct tag of
4807 pointer targets. Hash field decl names.
4809 2009-10-15 Richard Guenther <rguenther@suse.de>
4812 * gimple.c (gimple_get_alias_set): Avoid recursing on
4813 invalid type topology.
4815 2009-10-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
4817 * config/spu/spu.c (get_branch_target): Use extract_asm_operands.
4819 2009-10-15 Richard Guenther <rguenther@suse.de>
4821 * tree.c (free_lang_data_in_decl): Free DECL_FCONTEXT.
4823 2009-10-15 Jakub Jelinek <jakub@redhat.com>
4825 * config/rs6000/option-defaults.h (OPTION_DEFAULT_SPECS): Don't
4826 add --with-tune{,-32,-64} configured default for -mtune if explicit
4829 2009-10-14 Daniel Gutson <dgutson@codesourcery.com>
4831 * config/arm/neon.md (neon_vshll_n<mode>): Checking Bounds fixed.
4833 2009-10-14 DJ Delorie <dj@redhat.com>
4835 * config/h8300/h8300.c (F): New.
4837 (h8300_emit_stack_adjustment): Call them.
4839 (h8300_push_pop): Likewise.
4840 (h8300_expand_prologue): Likewise.
4841 * config/h8300/h8300.h (DWARF2_DEBUGGING_INFO): Define.
4842 (MUST_USE_SJLJ_EXCEPTIONS): Define.
4843 (INCOMING_RETURN_ADDR_RTX): Define.
4844 (INCOMING_FRAME_SP_OFFSET): Define.
4845 (DWARF_CIE_DATA_ALIGNMENT): Define.
4847 2009-10-14 Jakub Jelinek <jakub@redhat.com>
4849 * stor-layout.c (place_field): Don't emit -Wpadded warnings for
4850 fields in builtin structs.
4851 (finalize_record_size): Likewise.
4853 2009-10-14 Richard Guenther <rguenther@suse.de>
4855 * gimple.c (gtc_ob): New global.
4856 (struct type_pair_d): Replace pointers with type UIDs.
4857 (type_pair_hash): Adjust.
4858 (type_pair_eq): Likewise.
4859 (lookup_type_pair): Likewise. Allocate from an obstack.
4860 (gimple_force_type_merge): Adjust.
4861 (gimple_types_compatible_p): Likewise.
4862 (free_gimple_type_tables): Free the obstack.
4864 2009-10-14 Jakub Jelinek <jakub@redhat.com>
4866 * tree-parloops.c (separate_decls_in_region_debug_bind): Drop debug
4867 stmts setting DEBUG_EXPR_DECLs.
4869 * cfgexpand.c (expand_debug_expr): Ignore zero-length bitfields.
4870 Don't crash if mode1 is VOIDmode.
4872 2009-09-26 Vladimir Makarov <vmakarov@redhat.com>
4874 * params.def (PARAM_IRA_LOOP_RESERVED_REGS): New.
4875 * params.h (IRA_LOOP_RESERVED_REGS): New.
4876 * tree-pass.h (pass_subregs_of_mode_init,
4877 pass_subregs_of_mode_finish): Remove.
4878 * passes.c (pass_subregs_of_mode_init,
4879 pass_subregs_of_mode_finish): Remove.
4880 (pass_reginfo_init): Move before loop optimizations.
4881 * config/i386/i386.h (STACK_REG_COVER_CLASS): Define.
4882 * common.opt (fira-loop-pressure): New.
4883 * toplev.h (flag_ira_loop_pressure): New.
4884 * rtl.h (init_subregs_of_mode, finish_subregs_of_mode): New externals.
4885 * reginfo.c (init_subregs_of_mode, finish_subregs_of_mode):
4886 Make external and void type functions.
4887 (gate_subregs_of_mode_init, pass_subregs_of_mode_init,
4888 pass_subregs_of_mode_finish): Remove.
4889 * ira-costs.c (init_costs): Call init_subregs_of_mode.
4890 * regmove.c: Include ira.h.
4891 (regmove_optimize): Call ira_set_pseudo_classes after IRA based
4892 register pressure calculation in loops.
4893 * loop-invariant.c: Include REGS_H and ira.h.
4894 (struct loop_data): New members max_reg_pressure, regs_ref, and
4896 (struct invariant): New member orig_regno.
4897 (curr_loop): New variable.
4898 (find_exits): Initialize regs_ref and regs_live.
4899 (create_new_invariant): Initialize orig_regno.
4900 (get_cover_class_and_nregs): New.
4901 (get_inv_cost): Make aregs_needed an array. Use regs_needed as an
4902 array. Add code for flag_ira_loop_pressure.
4903 (gain_for_invariant): Make new_regs an array. Add code for
4904 flag_ira_loop_pressure.
4905 (best_gain_for_invariant): Ditto.
4906 (set_move_mark): New parameter gain. Use it for debugging output.
4907 (find_invariants_to_move): Make regs_needed and new_regs an array.
4908 Add code for flag_ira_loop_pressure.
4909 (move_invariant_reg): Set up orig_regno.
4910 (move_invariants): Set up reg classes for pseudos for
4911 flag_ira_loop_pressure.
4912 (free_loop_data): Clear regs_ref and regs_live.
4913 (curr_regs_live, curr_reg_pressure, regs_set, n_regs_set,
4914 get_regno_cover_class, change_pressure, mark_regno_live,
4915 mark_regno_death, mark_reg_store, mark_reg_clobber,
4916 mark_reg_death, mark_ref_regs, calculate_loop_reg_pressure): New.
4917 (move_loop_invariants): Calculate pressure. Initialize curr_loop.
4918 * ira.c (ira): Call ira_set_pseudo_classes after IRA based
4919 register pressure calculation in loops if new regs were added.
4920 Call finish_subregs_of_mode.
4921 * opts.c (decode_options): Set up flag_ira_loop_pressure.
4922 * Makefile.in (loop-invariant.o): Add ira.h.
4924 * doc/invoke.texi (-fira-loop-pressure, ira-loop-reserved-regs):
4926 * doc/tm.texi (STACK_REG_COVER_CLASS): Describe.
4928 2009-10-14 Richard Guenther <rguenther@suse.de>
4930 * lto-symtab.c (lto_symtab_compatible): Fold in ...
4931 (lto_symtab_merge): ... here. Rewrite both to take the
4932 prevailing and a to-be-merged entry and to queue diagnostics properly.
4933 (lto_symtab_resolve_replaceable_p): New predicate for
4935 (lto_symtab_resolve_can_prevail_p): Likewise.
4936 (lto_symtab_resolve_symbols): Rewrite. Fold in code that
4937 handles merging commons by choosing the largest decl. Fold
4938 in code that gives ODR errors.
4939 (lto_symtab_merge_decls_2): Simplify a lot. Emit queued
4941 (lto_symtab_merge_decls_1): Re-structure. Deal with the
4942 case of no prevailing decl here. Diagnose mismatches
4943 in object types here. Drop all but the prevailing decls.
4944 (lto_symtab_prevailing_decl): Return the single prevailing decl.
4945 * lto-streamer-in.c (lto_input_tree_ref): Deal with
4946 VIEW_CONVERT_EXPRs in decl slots. Unshare the tree in this case.
4948 2009-10-14 Richard Guenther <rguenther@suse.de>
4951 * lto-streamer-in.c (input_bb): Replace debug stmts with
4952 nops instead of dropping them.
4954 2009-10-14 Nick Clifton <nickc@redhat.com>
4956 * gcc/doc/extended.texi: Replace the dash character with @minus{}
4957 in situations where it is being used as a minus symbol.
4958 * gcc/doc/tm.texi: Likewise.
4959 * gcc/doc/md.texi: Likewise.
4961 2009-10-14 Jakub Jelinek <jakub@redhat.com>
4963 PR preprocessor/41543
4964 * input.h (BUILTINS_LOCATION): Change to 1 from 2.
4965 Assert BUILTINS_LOCATION < RESERVED_LOCATION_COUNT.
4966 * tree.c: Include intl.h.
4967 (expand_location): Handle BUILTINS_LOCATION.
4968 * Makefile.in (tree.o): Depend on intl.h.
4971 * dwarf2out.c (dwarf2out_var_location): Always clear
4972 last_postcall_label when changing last_label.
4974 2009-10-14 Pascal Obry <obry@adacore.com>
4976 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Add -E.
4977 (process_command): Handle -E as done with -c and -S. Do not add
4978 the target executable suffix to the output file when -E is used.
4979 (main): Adjust error message accordingly.
4981 2009-10-14 Alexandre Oliva <aoliva@redhat.com>
4987 * tree.c (tree_node_structure_for_code): DEBUG_EXPR_DECL uses
4989 (tree_code_size): Likewise.
4991 2009-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4993 * builtins.c (fold_builtin_1): Support complex "arc" functions.
4994 * real.h (HAVE_mpc_arc): Define.
4996 2009-10-14 Kaz Kojima <kkojima@gcc.gnu.org>
4998 * config/sh/sh.c (TARGET_BUILTIN_DECL): Define.
4999 (struct builtin_description): Add fndecl field.
5000 (bdesc): Remove const qualifier. Update initializer.
5001 (sh_media_init_builtins): Remove const qualifier for d. Record
5002 the result of add_builtin_function to the fndecl field.
5003 (sh_builtin_decl): New.
5004 (sh_media_builtin_decl): New.
5006 2009-10-14 Hans-Peter Nilsson <hp@axis.com>
5009 * config/cris/cris.h (SECONDARY_RELOAD_CLASS): Handle reload
5010 requests between special registers.
5012 2009-10-13 Eric Botcazou <ebotcazou@adacore.com>
5014 * dwarf2out.c (mem_loc_descriptor): Accept UNGT as well.
5016 2009-10-13 Richard Henderson <rth@redhat.com>
5018 PR tree-optimization/41377
5019 * tree-eh.c (unsplit_eh): Propagate degenerate PHIs.
5020 (cleanup_empty_eh_merge_phis): New change_region parameter;
5021 pass it on to redirect_eh_edge_1. Update callers.
5022 (cleanup_empty_eh_unsplit): Don't require an existing EH label
5023 at the destination block.
5025 2009-10-13 Basile Starynkevitch <basile@starynkevitch.net>
5027 * passes.c (register_pass): Replaced gcc_unreachable by
5028 fatal_error on failure. Mentions plugins in comments & messages.
5030 2009-10-13 Jakub Jelinek <jakub@redhat.com>
5033 * rtl.h (DEBUG_EXPR_TREE_DECL): Define.
5034 * sched-vis.c (print_value): Use it.
5035 * cselib.c (cselib_hash_rtx): Likewise.
5036 * print-rtl.c (print_rtx): Likewise.
5037 * cfgexpand.c (expand_debug_rtx): Likewise.
5038 * var-tracking.c (vt_expand_loc_callback): Likewise.
5040 2009-10-13 Richard Guenther <rguenther@suse.de>
5043 * opts.c (handle_option): Split out code to handle setting
5044 the options flag var ...
5045 (set_option): ... here.
5046 * opts.h (set_option): Declare.
5047 * lto-opts.c (register_user_option_p): Include -fexceptions
5048 and all position independent code variants.
5049 (handle_common_option): Remove.
5050 (lto_reissue_options): Use set_option.
5052 2009-10-13 Martin Jambor <mjambor@suse.cz>
5054 PR tree-optimization/41661
5055 * ipa-prop.c (compute_complex_pass_through): Allow only operations
5056 that are tcc_comparisons or do not change the type in any
5058 * ipa-cp.c (ipcp_lattice_from_jfunc): Request boolean type when
5059 folding tcc_comparison operations.
5061 2009-10-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5063 * config/s390/s390.c (s390_encode_section_info): Handle BLKmode
5066 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
5072 * tree.def (DEBUG_EXPR_DECL): New.
5073 * rtl.def (DEBUG_EXPR): New.
5074 * gengtype.c (adjust_field_rtx_def): Handle it.
5075 * tree-ssa.c (propagate_var_def_into_debug_stmts): Rename to...
5076 (insert_debug_temp_for_var_def): ... this. Drop support for
5077 moving. Take iterator for def stmt; insert debug stmt before it.
5078 Scan early for use count and kind in debug stmts.
5079 (propagate_defs_into_debug_stmts): Rename to...
5080 (insert_debug_temps_for_defs): ... this. Likewise.
5081 * tree.h (DEBUG_TEMP_UID): New.
5082 * tree.c (next_debug_decl_uid): New.
5083 (make_node_stat): Count debug decls separately.
5084 (copy_node_stat): Likewise.
5085 * cfgexpand.c (expand_debug_expr): Handle DEBUG_EXPR_DECL.
5086 * var-tracking.c (dv_is_decl_p): Recognize it.
5087 (VALUE_RECURSED_INTO): Apply to DEBUG_EXPRs too.
5088 (track_expr_p): Track expanded DEBUG_EXPR_DECLs.
5089 (vt_expand_loc_callback): Expand DEBUG_EXPRs.
5090 (emit_note_insn_var_location): Don't emit notes for DEBUG_EXPR_DECLs.
5091 * cselib.c (rtx_equal_for_cselib_p): Handle DEBUG_EXPR.
5092 (cselib_hash_rtx): Likewise.
5093 (cselib_expand_value_rtx_1): Use callback for DEBUG_EXPR.
5094 * tree-ssa-operands.c (get_expr_operands): Skip DEBUG_EXPR_DECLs in
5096 * emit-rtl.c (verify_rtx_sharing): Handle DEBUG_EXPR and VALUE.
5097 (copy_rtx_if_shared_1, reset_used_flags, set_used_flags): Likewise.
5098 * rtl.c (copy_rtx): Likewise.
5099 (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_EXPR.
5100 * print-rtl.c (print_rtx): Likewise.
5101 * sched-vis.c (print_value): Likewise.
5102 (print_insn): Handle DEBUG_EXPR_DECL.
5103 * tree-dump.c (dequeue_and_dump): Likewise.
5104 * tree-pretty-print.c (dump_decl_name, dump_generic_node): Likewise.
5105 * gimple-iterator (gsi_replace): Check for same lhs.
5106 (gsi_remove): Insert debug temps.
5107 * tree-ssa-loop-im.c (rewrite_reciprocal): Replace with same lhs.
5108 (move_computations_stmt): Drop explicit propagation into debug stmts.
5109 (rewrite_bittest): Likewise. Use gsi_remove for propagation.
5110 * tree-ssa-reassoc.c (rewrite_expr_tree, linearize_expr): Likewise.
5111 * tree-ssa-sink.c (statement_sink_location): Likewise.
5112 * tree-ssa-forwprop (forward_propagate_addr_expr): Likewise.
5113 * tree-ssanames.c (release_ssa_name): Adjust for rename.
5114 * tree-flow.h: Likewise.
5115 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Don't mark
5116 debug temps without values.
5117 (eliminate_unnecessary_stmts): Don't discard just-inserted
5120 2009-10-12 Hans-Peter Nilsson <hp@axis.com>
5123 * config/cris/cris.md (andu): Check that operand 1 is one of the
5124 general registers. Fix typo in head comment.
5126 2009-10-12 Stefan Dösinger <stefan@codeweavers.com>
5128 * config/i386/i386.md (vswapmov): New.
5129 * config/i386/i386.c (ix86_handle_fndecl_attribute): New.
5130 (ix86_function_ms_hook_prologue): New.
5131 (ix86_expand_prologue): Handle ms_hook_prologue attribute.
5132 * configure.ac: Test for swap suffix support in as.
5133 * configure: Rebuild.
5135 2009-10-12 Jakub Jelinek <jakub@redhat.com>
5138 * config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
5139 paradoxical subregs to prevent partial register stalls if the inner
5140 mode is integer mode.
5142 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
5144 * config/i386/i386.md (*setcc_<mode>_2): Remove insn pattern.
5146 2009-10-12 Dodji Seketeli <dodji@redhat.com>
5149 * gcc/dwarf2out.c (template_parameter_pack_die,
5150 gen_formal_parameter_pack_die): Use add_name_and_src_coords_attributes.
5152 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
5155 * tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
5157 (maybe_register_def): Likewise. Take stmt iterator.
5158 (rewrite_update_stmt): Take stmt iterator and pass it on.
5159 (rewrite_update_enter_block): Pass stmt iterator.
5161 2009-10-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
5163 * config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
5164 (spu_builtin_decl): New function.
5166 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
5168 * config/i386/i386.md (SWIM): New mode iterator.
5169 (mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
5170 using SWIM mode iterator.
5171 (x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
5172 patterns using SWI48 mode iterator.
5173 (*x86_mov<mode>cc_0_m1_se): Macroize insn from
5174 *x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
5175 (*x86_mov<mode>cc_0_m1_neg): New insn pattern.
5176 (*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
5177 patterns using SWI248 mode iterator.
5178 * config/i386/i386.c (ix86_expand_int_movcc): Update the call to
5179 gen_x86_movdicc_0_m1_rex64 for renamed function
5181 2009-10-11 Jose Ruiz <ruiz@adacore.com>
5182 Eric Botcazou <ebotcazou@adacore.com>
5185 * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
5186 * config/sparc/sol2-unwind.h: New file.
5188 2009-10-11 Olivier Hainque <hainque@adacore.com>
5189 Eric Botcazou <ebotcazou@adacore.com>
5192 * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
5193 * config/i386/sol2-unwind.h: New file.
5195 2009-10-11 H.J. Lu <hongjiu.lu@intel.com>
5198 * config/i386/i386.md (addsi_1_zext): Get the proper second
5201 2009-10-11 Richard Sandiford <rdsandiford@googlemail.com>
5203 * simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
5204 all OLD_RTXes, not just REGs. Use copy_rtx to create the
5207 2009-10-11 Richard Guenther <rguenther@suse.de>
5209 * gimple.c (iterative_hash_type_name): Do not handle special
5212 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
5214 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
5215 (*setcc_si_1_and): Ditto.
5216 (*setcc_si_1_movzbl): Ditto.
5217 (*setcc_<mode>_2): Ditto.
5218 (*setcc_qi): Rename from *setcc_1.
5219 (*setcc_qi_slp): Rename from *setcc_2.
5221 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
5222 (*zero_extendqisi2_movzbw_and splitter): Ditto.
5224 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
5225 "if" condition, there is already assert with reload_completed present.
5227 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
5229 * plugin.c (try_init_one_plugin): Improve constness of variable err.
5231 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
5233 * doc/install.texi (Final install): Refer to
5234 http://gcc.gnu.org/bugs/ for bug reporting.
5236 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
5238 * configure.ac: Add test for dci instruction.
5239 * configure: Regenerate.
5240 * config.in: Likewise.
5241 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
5242 * doc/invoke.texi: Add cpu_type 476 and 476fp.
5243 (-mmulhw): Add 476 to description.
5244 (-mdlmzb): Likewise.
5245 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
5246 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
5247 (processor_target_table): Add 476 and 476fp entries.
5248 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
5249 (rs6000_issue_rate): Add CPU_PPC476.
5250 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
5251 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
5252 (processor_type): Add PROCESSOR_PPC476.
5253 (EXTRA_SPECS): Add asm_cpu_476 string.
5254 * config/rs6000/rs6000.md (define_attr "type"): Add isel attribute.
5255 (define_attr "cpu"): Add ppc476.
5257 Update comments for 476.
5258 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
5259 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
5260 Update copyright year.
5261 * config/rs6000/476.md: New file.
5262 * config/rs6000/40x.md: Add description for "isel" attribute.
5263 Update copyright year.
5264 * config/rs6000/440.md: Likewise.
5265 * config/rs6000/603.md: Likewise.
5266 * config/rs6000/6xx.md: Likewise.
5267 * config/rs6000/7450.md: Likewise.
5268 * config/rs6000/7xx.md: Likewise.
5269 * config/rs6000/8540.md: Likewise.
5270 * config/rs6000/cell.md: Likewise.
5271 * config/rs6000/e300c2c3.md: Likewise.
5272 * config/rs6000/e500mc.md: Likewise.
5273 * config/rs6000/mpc.md: Likewise.
5274 * config/rs6000/power4.md: Likewise.
5275 * config/rs6000/power5.md: Likewise.
5276 * config/rs6000/power6.md: Likewise.
5277 * config/rs6000/power7.md: Likewise.
5278 * config/rs6000/rios1.md: Likewise.
5279 * config/rs6000/rios2.md: Likewise.
5280 * config/rs6000/rs64.md: Likewise.
5282 2009-10-10 Richard Guenther <rguenther@suse.de>
5284 PR tree-optimization/41654
5285 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
5286 a cond expr before calling gimple_cond_set_condition_from_tree.
5287 (ifcombine_iforif): Likewise.
5289 2009-10-09 Ian Lance Taylor <iant@google.com>
5291 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
5292 * configure: Rebuild.
5294 2009-10-09 Neil Vachharajani <nvachhar@google.com>
5296 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
5299 2009-10-09 Richard Guenther <rguenther@suse.de>
5302 * target-def.h (TARGET_BUILTIN_DECL): Define.
5303 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
5304 * target.h (struct gcc_target): Add builtin_decl target hook.
5305 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
5306 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
5308 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
5309 not gcc_unreachable.
5310 (lto_output_builtin_tree): Sorry if the target does not support
5311 streaming target builtins.
5312 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
5313 (rs6000_builtin_decl): New function.
5314 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
5315 (ix86_builtin_decl): New function.
5317 2009-10-09 Jakub Jelinek <jakub@redhat.com>
5319 PR preprocessor/41445
5320 * c-ppoutput.c (do_line_change): New function.
5321 (cb_line_change): Use it.
5322 (scan_translation_unit): Call do_line_change if
5323 avoid_paste or PREV_WHITE and token location is on a different line
5324 than print.src_line.
5327 * dwarf2out.c (dwarf2out_init): Test whether
5328 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
5331 PR rtl-optimization/41646
5332 * calls.c (expand_call): For BLKmode types returned in registers
5333 avoid likely spilled hard regs in copy_blkmode_from_reg generated
5336 2009-10-09 Richard Guenther <rguenther@suse.de>
5338 PR tree-optimization/41634
5339 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
5340 we remove the correct elements.
5341 (optimize_stmt): Make sure to update stmt operands before
5342 optimizing redundancies.
5344 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5346 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
5348 2009-10-09 Richard Guenther <rguenther@suse.de>
5351 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
5353 (lto_wrapper_exit): New function.
5355 (fatal_perror): Likewise.
5356 (fork_execute): Use global args_name, do not free it.
5357 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
5358 * lto-streamer.h: Remove duplicate prototypes.
5360 2009-10-09 Richard Guenther <rguenther@suse.de>
5362 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
5363 before calling stmt_can_throw_external.
5365 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
5367 PR tree-optimization/40071
5368 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
5369 pointer if the original data reference doesn't conflict with the
5370 created vector data reference. Fix long line.
5372 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
5374 * config/i386/i386.md (any_div): New code iterator.
5375 (u): Handle div and udiv.
5377 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
5379 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
5380 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
5381 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
5382 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
5384 2009-10-08 Joseph Myers <joseph@codesourcery.com>
5386 * gcc.c (main): Remove trailing "." from diagnostics.
5388 2009-10-08 Cary Coutant <ccoutant@google.com>
5390 Add support for debugging with ICF (Identical Code Folding).
5391 * calls.c (debug.h): New #include.
5392 (emit_call_1): Call virtual_call_token debug hook.
5393 * common.opt (-fenable-icf-debug): New option.
5394 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
5395 locations in the source).
5396 (poc_label_num): New variable.
5397 (dcall_entry, vcall_entry): New typedefs.
5398 (dcall_table, vcall_table): New variables.
5399 (struct vcall_insn): New type.
5400 (vcall_insn_table): New variable.
5401 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
5402 (size_of_dcall_table): New function.
5403 (output_dcall_table): New function.
5404 (size_of_vcall_table): New function.
5405 (output_vcall_table): New function.
5406 (dwarf2out_direct_call): New function.
5407 (vcall_insn_table_hash): New function.
5408 (vcall_insn_table_eq): New function.
5409 (dwarf2out_virtual_call_token): New function.
5410 (dwarf2out_virtual_call): New function.
5411 (dwarf2out_init): Allocate new tables and sections.
5412 (prune_unused_types): Mark DIEs referenced from direct call table.
5413 (dwarf2out_finish): Output direct and virtual call tables.
5414 * final.c (final_scan_insn): Call direct_call and virtual_call
5416 * debug.h (struct gcc_debug_hooks): Add direct_call,
5417 virtual_call_token, virtual_call hooks.
5418 (debug_nothing_uid): New function.
5419 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
5420 (debug_nothing_uid): New function.
5421 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
5422 (xcoff_debug_hooks): Likewise.
5423 * sdbout.c (sdb_debug_hooks): Likewise.
5424 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
5425 * doc/invoke.texi (-fenable-icf-debug): New option.
5427 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
5430 * regmove.c (regmove_backward_pass): Replace src with dst in the
5431 debug insn, and check for dst before rather than after.
5433 2009-10-08 Janis Johnson <janis187@us.ibm.com>
5435 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
5436 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
5438 2009-10-08 Jan Hubicka <jh@suse.cz>
5441 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
5442 do not mark cgraph nodes as needed.
5443 (record_references_in_initializer): Add new only_vars parameter.
5444 * cgraph.h (record_references_in_initializer): New parameter.
5445 * varasm.c (assemble_variable): Update call.
5446 * varpool.c (varpool_analyze_pending_decls): Always look for
5449 2009-10-08 Anatoly Sokolov <aesok@post.ru>
5451 * config/avr/avr.c (last_insn_address) Remove variable.
5452 (expand_prologue): Don't initialise last_insn_address variable.
5453 (final_prescan_insn): Don't output insn size.
5454 * config/avr/avr.opt (msize): Remove switch.
5455 * doc/invoke.texi (AVR Options): Remove documentation of -msize
5458 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
5460 * combine.c (label_tick_ebb_start): Fix comment.
5461 (combine_instructions): Set label_tick and label_tick_ebb_start before
5462 calling setup_incoming_promotions. Start them from 1. Increment
5463 label_tick instead of deriving it from the BB index. Rather than
5464 comparing ticks use the block from the previous iteration to decide
5465 whether to start a new EBB. Remove empty lines before function.
5467 2009-10-08 Michael Matz <matz@suse.de>
5470 * builtins.c (fold_builtin_isascii): Use fold_build2.
5471 (fold_builtin_isdigit): Ditto.
5472 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
5473 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
5474 remove_useless_stmts_cond, remove_useless_stmts_tf,
5475 remove_useless_stmts_tc, remove_useless_stmts_bind,
5476 remove_useless_stmts_goto, remove_useless_stmts_label,
5477 remove_useless_stmts_1, remove_useless_stmts,
5478 pass_remove_useless_stmts): Remove.
5479 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
5480 * passes.c (init_optimization_passes): Don't add
5481 pass_remove_useless_stmts.
5482 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
5483 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
5485 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
5486 for static constants.
5487 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
5488 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
5490 2009-10-08 Richard Guenther <rguenther@suse.de>
5492 * gimple.c (free_gimple_type_tables): New function.
5493 * gimple.h (free_gimple_type_tables): Declare.
5495 2009-10-07 Mark Heffernan <meheff@google.com>
5497 * ipa-prop.c (ipa_print_node_params) Only print
5498 names of named arguments.
5500 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
5502 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
5503 being statically linked.
5505 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5507 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
5509 2009-10-08 Jan Hubicka <jh@suse.cz>
5512 * ipa.c (cgraph_externally_visible_p,
5513 function_and_variable_visibility,
5514 whole_program_function_and_variable_visibility): Skip non-finalized
5517 2009-10-08 Nick Clifton <nickc@redhat.com>
5519 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
5522 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
5525 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
5527 2009-10-07 Joseph Myers <joseph@codesourcery.com>
5530 * c-common.c (c_fully_fold_internal): Strip nops from the result
5531 of recursive calls to c_fully_fold_internal.
5532 (c_wrap_maybe_const): New.
5533 (c_save_expr): Use c_wrap_maybe_const.
5534 * c-common.h (c_wrap_maybe_const): Declare.
5535 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
5536 build_binary_op): Use c_wrap_maybe_const.
5538 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5540 * real.c: Fix comment to reflect actual exponent size.
5542 2009-10-08 Ben Elliston <bje@au.ibm.com>
5544 * config/rs6000/a2.md: Add FSF comment header.
5546 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
5548 * config/i386/i386.md (any_extend): New code iterator.
5549 (u, s): New code attributes.
5551 (DWIH): Rewrite as code iterator for SI and DI modes.
5552 (DWI): Rewrite as mode attribute.
5553 (dwi): New mode attribute.
5554 (di): Depend on SI mode and DI mode.
5555 (doubleint_general_operand): Remove mode attribute.
5557 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
5560 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
5561 (*sub<mode>3_doubleword): Ditto.
5563 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
5564 using SWIM248 mode iterator.
5565 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
5566 using SWI48 mode iterator.
5567 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
5568 patterns using DWIH mode iterator and any_extend code iterator.
5569 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
5570 using any_extend code iterator.
5571 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
5572 patterns using DWIH mode iterator and any_extend code iterator.
5573 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
5574 using any_extend code iterator.
5575 (<s>mul<mode>3_highpart): Macroize expander from
5576 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
5577 and any_extend code iterator.
5578 (*<s>muldi3_highpart_1): Macroize insn from
5579 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
5580 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
5581 patterns using any_extend code iterator.
5582 (*<s>mulsi3_highpart_zext): Macroize insn from
5583 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
5585 2009-10-07 Jakub Jelinek <jakub@redhat.com>
5587 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
5588 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
5589 refering to a DIE with DW_AT_const_value.
5591 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
5594 * ira-lives.c (check_and_make_def_conflict): Process all operands.
5596 2009-10-06 Jan Hubicka <jh@suse.cz>
5598 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
5601 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
5603 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
5604 *lea_2_rex64): Move before *add<mode>_1 pattern.
5606 2009-10-07 Jan Hubicka <jh@suse.cz>
5608 * collect2.c (main): Add -fno-whole-program.
5609 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
5611 2009-10-07 Jan Hubicka <jh@suse.cz>
5613 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
5614 has no address taken.
5615 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
5617 (cgraph_clone_node): Clear externally_visible flag for clones.
5618 * cgraph.h (cgraph_only_called_directly_p,
5619 cgraph_can_remove_if_no_direct_calls_p): New predicates.
5620 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
5621 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
5622 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
5623 ipcp_insert_stage): Likwise.
5624 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
5625 externally_visible flag.
5626 (verify_cgraph_node): Verify that inline clones look right.
5627 (process_function_and_variable_attributes): Do not set
5628 externally_visible flags.
5629 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
5631 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
5633 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
5634 clear externally_visible when turning into inline clones
5635 (cgraph_mark_inline_edge): Use new predicates.
5636 (cgraph_estimate_growth): Likewise.
5637 (cgraph_decide_inlining): Likewise.
5638 * ipa.c (cgraph_postorder): Likewise.
5639 (cgraph_remove_unreachable_nodes): Likewise; sanity check
5640 that inline clones are not needed.
5641 (cgraph_externally_visible_p): New predicate.
5642 (function_and_variable_visibility): Add whole_program parameter;
5643 always set externally_visible flag; handle COMDAT function
5645 (local_function_and_variable_visibility): New function.
5646 (gate_whole_program_function_and_variable_visibility): New function.
5647 (whole_program_function_and_variable_visibility): New function.
5648 (pass_ipa_whole_program_visibility): New function.
5649 * passes.c (init_optimization_passes): Add whole program visibility
5651 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
5652 not care about needed/reachable flags.
5653 * varpool.c: Include flags.h
5654 (decide_is_variable_needed): When doing LTO assume whole-program mode.
5655 (varpool_finalize_decl): When we are in LTO read-back, all variables
5657 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
5659 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5661 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
5664 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5666 * config.gcc: Don't include the makefile fragments intended for
5668 * config/s390/fixdfdi.h: File removed.
5669 * config/s390/libgcc-glibc.ver: File removed.
5670 * config/s390/s390.h: Remove the fixdfdi.h hack.
5671 * config/s390/t-crtstuff: File moved to libgcc dir.
5672 * config/s390/t-linux: Likewise.
5673 * config/s390/t-tpf: libgcc specific parts removed.
5674 * config/s390/t-linux64: Likewise.
5676 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
5678 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
5679 (lto-compress.o): Likewise.
5681 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
5684 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
5685 dllexport to class members here.
5686 (i386_pe_determine_dllimport_p): Only check static class data for
5688 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
5689 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
5690 functions for vague linkage.
5691 (i386_pe_type_dllexport_p): Fix formatting.
5692 (maybe_add_dllexport) New function.
5693 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
5696 2009-10-07 Ben Elliston <bje@au.ibm.com>
5698 * config/rs6000/a2.md: Remove duplicated lines.
5700 2009-10-07 Ben Elliston <bje@au.ibm.com>
5702 * config.gcc (powerpc*-*-*): Handle a2.
5703 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
5704 * config/rs6000/a2.md: New file.
5705 * config/rs6000/rs6000.opt (mno-update): New.
5706 (mupdate): Return to using a mask, not a var.
5707 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
5708 (enum processor_type): Add PROCESSOR_PPCA2.
5709 * config/rs6000/rs6000.c (ppca2_cost): New costs.
5710 (rs6000_override_options): Add "a2" to processor_target_table.
5711 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
5712 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
5714 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
5716 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
5717 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
5718 reference to nonexistent gen_truncxfxf2 function.
5720 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
5722 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
5723 (DWIH, g, di, doubleint_general_operand): New mode attributes.
5724 (general_operand): Handle TI mode.
5725 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
5726 using SDWIM mode iterator.
5727 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
5728 pattern from *add{di,ti}3_1 patterns and corresponding splitters
5729 using DWI mode iterator.
5730 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
5731 patterns using SWI mode iterator.
5732 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
5733 using SWI48 mode iterator.
5734 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
5735 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
5736 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
5737 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
5738 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
5739 using SDWIM mode iterator.
5740 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
5741 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
5742 using DWI mode iterator.
5743 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
5744 patterns using SWI mode iterator.
5745 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
5746 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
5747 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
5748 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
5749 patterns using plusminus code iterator.
5750 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
5751 sub<mode>3 patterns using plusminus code iterator.
5752 * config/i386/i386.c (override_options): Update the call to
5753 gen_subdi_carry_rex64 for renamed function.
5754 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
5755 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
5756 calls to instruction expanders.
5758 2009-10-06 Martin Jambor <mjambor@suse.cz>
5761 * opts.c (decode_options): Run IPA-SRA at -O2.
5763 2009-10-06 Richard Guenther <rguenther@suse.de>
5765 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
5767 2009-10-06 Tobias Burnus <burnus@net-b.de>
5770 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
5771 -flto and -fwhole-program flags can be combined.
5773 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
5776 * gcc.c (process_command): Check that -o argument was specified.
5778 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
5780 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
5782 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5784 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
5785 * doc/invoke.texi (Warning Options): Annotate allowed languages
5786 for -Wunsuffixed-float-constants.
5788 2009-10-05 Jakub Jelinek <jakub@redhat.com>
5790 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
5791 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
5792 same name and isn't the main variant.
5795 * dwarf2out.c (loc_by_reference): Removed.
5796 (dw_loc_list_1): New function.
5797 (dw_loc_list): Remove toplev argument, add want_address argument.
5798 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
5799 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
5800 want_address == 2 to dw_loc_list. For successful dw_loc_list
5801 set have_address to 1 only if want_address is not 0.
5803 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
5805 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
5806 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
5807 a code block followed by two pointers.
5808 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
5809 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
5810 (MIPS_MOVE): Likewise.
5811 (MIPS_LUI): Likewise.
5812 (MIPS_JR): Likewise.
5813 (MIPS_BAL): Likewise.
5814 (MIPS_NOP): Likewise.
5815 (mips_asm_trampoline_template): Delete.
5816 (mips_trampoline_code_size): New function.
5817 (mips_trampoline_init): Add shorter sequences for all cases
5818 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
5819 Calculate the opcodes directly, rather than copying from a template.
5820 Only flush the code part of the trampoline.
5821 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
5823 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
5825 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
5826 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
5827 (INCOMING_RETURN_ADDR_RTX): Likewise.
5828 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
5830 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
5831 with RETURN_ADDR_REGNUM.
5832 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
5833 * config/mips/mips.c (mips16_build_call_stub): Replace
5834 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
5835 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
5836 (mips_print_operand_punctuation): Likewise.
5837 (mips_frame_set): Likewise.
5838 (mips16e_output_save_restore): Likewise.
5839 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
5840 (mips_save_reg_p): Likewise.
5841 (mips_return_addr): Likewise.
5842 (mips_set_return_address): Likewise.
5843 (mips_direct_save_slot_move_p): Likewise.
5844 (mips_output_function_prologue): Likewise.
5845 (mips_restore_reg): Likewise.
5846 (mips_expand_epilogue): Likewise.
5847 (mips_epilogue_uses): Likewise.
5848 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
5849 (*mov<mode>_ra): Use it instead of a hard-coded 31.
5850 (clear_hazard_<mode>): Likewise.
5851 (call_internal): Likewise.
5852 (call_internal_direct): Likewise.
5853 (call_direct_split): Likewise.
5854 (call_value_internal): Likewise.
5855 (call_value_split): Likewise.
5856 (call_value_internal_direct): Likewise.
5857 (call_value_direct_split): Likewise.
5858 (call_value_multiple_internal): Likewise.
5859 (call_value_multiple_split): Likewise.
5861 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
5862 Jakub Jelinek <jakub@redhat.com>
5864 PR rtl-optimization/41511
5865 * combine.c (record_value_for_reg): Pass explicit values as argument
5866 to get_last_value_validate.
5867 (get_last_value_validate): Document INSN parameter.
5868 For non-readonly MEMs, assume they might have been modified if INSN
5869 was in another basic block.
5870 (get_last_value): Minor reformatting.
5872 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
5875 * final.c (asm_str_count): Split out from asm_insn_count.
5876 * rtl.h (asm_str_count): New prototype.
5877 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
5880 2009-10-05 Sriraman Tallam <tmsriram@google.com>
5882 * doc/plugins.texi: Change plugin_pass to register_pass_info.
5884 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
5885 Rafael Espindola <espindola@google.com>
5887 * gengtype.c (write_types): Moved call to write_func_for_structure
5888 into seperate loops.
5890 2009-10-05 Richard Guenther <rguenther@suse.de>
5893 * lto-cgraph.c (output_cgraph): Output toplevel asms.
5894 (input_cgraph_1): Input toplevel asms.
5896 2009-10-05 Richard Guenther <rguenther@suse.de>
5899 * lto-symtab.c (lto_compatible_attributes_p): Remove.
5900 (external_aggregate_decl_p): Likewise.
5901 (lto_symtab_compatible): Re-structure. Remove dead code.
5902 For variables ignore toplevel qualifiers when comparing types.
5903 Issue warnings, not errors for mismatched user-alignment.
5905 2009-10-05 Richard Guenther <rguenther@suse.de>
5909 * lto-symtab.c (struct lto_symtab_base_def): Remove.
5910 (struct lto_symtab_identifier_def): Likewise.
5911 (struct lto_symtab_decl_def): Likewise.
5912 (struct lto_symtab_entry_def): New.
5913 (lto_symtab_identifier_t): Rename to ...
5914 (lto_symtab_entry_t): ... this.
5915 (lto_symtab_decls): Remove.
5916 (lto_symtab_base_hash): Rename to ...
5917 (lto_symtab_entry_hash): ... this.
5918 (lto_symtab_base_eq): Rename to ...
5919 (lto_symtab_entry_eq): ... this.
5920 (lto_symtab_base_marked_p): Rename to ...
5921 (lto_symtab_entry_marked_p): ... this.
5922 (lto_symtab_identifier_marked_p): Remove.
5923 (lto_symtab_decl_marked_p): Likewise.
5924 (lto_symtab_maybe_init_hash_tables): Rename to ...
5925 (lto_symtab_maybe_init_hash_table): ... this.
5926 (lto_symtab_set_resolution_and_file_data): Remove.
5927 (lto_symtab_register_decl): New function.
5928 (lto_symtab_get_identifier): Remove.
5929 (lto_symtab_get): New function.
5930 (lto_symtab_get_resolution): Adjust.
5931 (lto_symtab_get_identifier_decl): Remove.
5932 (lto_symtab_set_identifier_decl): Likewise.
5933 (lto_symtab_merge_decl): Rename to ...
5934 (lto_symtab_merge): ... this. Rewrite.
5935 (lto_symtab_merge_var): Remove.
5936 (lto_symtab_merge_fn): Likewise.
5937 (lto_symtab_prevailing_decl): Adjust.
5938 (lto_cgraph_replace_node): New function.
5939 (lto_symtab_merge_decls_2): Likewise.
5940 (lto_symtab_merge_decls_1): Likewise.
5941 (lto_symtab_fixup_var_decls): Likewise.
5942 (lto_symtab_resolve_symbols): Likewise.
5943 (lto_symtab_merge_decls): Likewise.
5944 (lto_symtab_prevailing_decl): Adjust.
5945 (lto_symtab_get_symtab_def): Remove.
5946 (lto_symtab_get_file_data): Likewise.
5947 (lto_symtab_clear_resolution): Adjust.
5948 (lto_symtab_clear_resolution): Likewise.
5949 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
5950 (input_cgraph_1): Likewise.
5951 * lto-streamer-in.c (get_resolution): Do not provide fake
5952 symbol resolutions here.
5953 (deferred_global_decls): Remove.
5954 (lto_register_deferred_decls_in_symtab): Likewise.
5955 (lto_register_var_decl_in_symtab): Change signature, register
5956 variable via lto_symtab_register_decl.
5957 (lto_register_function_decl_in_symtab): Likewise.
5958 (lto_read_tree): Adjust.
5959 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
5960 (lto_symtab_merge_var): Likewise.
5961 (lto_symtab_merge_fn): Likewise.
5962 (lto_symtab_register_decl): Declare.
5963 (lto_symtab_merge_decls): Likewise.
5965 2009-10-05 Richard Guenther <rguenther@suse.de>
5967 PR tree-optimization/23821
5968 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
5969 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
5970 simple IV increments.
5972 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5974 * config/arm/arm.c (arm_override_options): Really initialize
5975 flag_dwarf2_cfi_asm to 0.
5977 2009-10-05 Doug Kwan <dougkwan@google.com>
5979 PR rtl-optimization/41574
5980 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
5981 floating point and we are not doing unsafe math optimizations.
5983 2009-10-03 Simon Baldwin <simonb@google.com>
5984 Cary Coutant <ccoutant@google.com>
5985 Rafael Espindola <espindola@google.com>
5986 Richard Guenther <rguenther@suse.de>
5987 Jan Hubicka <jh@suse.cz>
5988 Doug Kwan <dougkwan@google.com>
5989 H.J. Lu <hongjiu.lu@intel.com>
5990 Bill Maddox <maddox@google.com>
5991 Ryan Mansfield <rmansfield@qnx.com>
5992 Diego Novillo <dnovillo@google.com>
5993 Ollie Wild <aaw@google.com>
5994 Kenneth Zadeck <zadeck@naturalbridge.com>
5996 * lto-cgraph.c: New file.
5997 * lto-compress.c: New file.
5998 * lto-compress.h: New file.
5999 * lto-opts.c: New file.
6000 * lto-section-in.c: New file.
6001 * lto-section-out.c: New file.
6002 * lto-streamer-in.c: New file.
6003 * lto-streamer-out.c: New file.
6004 * lto-streamer.c: New file.
6005 * lto-streamer.h: New file.
6006 * lto-symtab.c: New file.
6007 * lto-wpa-fixup.c: New file.
6008 * lto-wrapper.c: New file.
6010 2009-10-03 Simon Baldwin <baldwin@google.com>
6011 Ben Elliston <bje@au.ibm.com>
6012 Rafael Espindola <espindola@google.com>
6013 Nathan Froyd <froydnj@codesourcery.com>
6014 Jan Hubicka <jh@suse.cz>
6015 Doug Kwan <dougkwan@google.com>
6016 Diego Novillo <dnovillo@google.com>
6017 Kenneth Zadeck <zadeck@naturalbridge.com>
6019 * Makefile.in (enable_lto): New.
6020 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
6021 (LINKER_PLUGIN_API_H): Define.
6022 (LTO_SYMTAB_H): Define.
6023 (LTO_STREAMER_H): Define.
6024 (TREE_VECTORIZER_H): Define.
6025 (INCLUDES): Add LIBELFINC.
6026 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
6027 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
6028 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
6029 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
6030 (native): Add lto-wrapper$(exeext)
6031 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
6032 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
6033 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
6034 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
6035 (varasm.o): Add dependency on tree-iterator.h.
6036 (cgraph.o): Add dependency on cif-code.def.
6037 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
6038 (ipa-pure-const.o): Likewise.
6039 (GTFILES): Add lto-symtab.c.
6040 (install-lto-wrapper): New.
6041 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
6042 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
6043 * config.in: Regenerate.
6045 2009-10-03 Rafael Espindola <espindola@google.com>
6046 Diego Novillo <dnovillo@google.com>
6048 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
6049 ipa_write_summaries.
6050 Call execute_ipa_summary_passes for all_regular_ipa_passes and
6052 (cgraph_optimize): Make extern.
6054 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
6055 Kenneth Zadeck <zadeck@naturalbridge.com>
6057 * toplev.c (in_lto_p): Declare.
6058 * collect2.c (scan_prog_file): Read all the output when reading
6059 information for LTO.
6060 (enum lto_mode_d): Declare.
6062 2009-10-03 Richard Guenther <rguenther@suse.de>
6063 Diego Novillo <dnovillo@google.com>
6065 * gimple.c: Include target.h and alias.h.
6066 (gimple_types): Declare.
6067 (type_hash_cache): Declare.
6068 (gimple_alloc_stat): Make extern.
6069 (gimple_build_eh_must_not_throw): Call
6070 gimple_eh_must_not_throw_set_fndecl.
6071 (struct type_pair_d): Declare.
6072 (type_pair_t): Declare.
6073 (type_pair_hash): New.
6074 (type_pair_eq): New.
6075 (lookup_type_pair): New.
6076 (gimple_force_type_merge): New.
6077 (compare_type_names_p): New.
6078 (compare_field_offset): New.
6079 (gimple_types_compatible_p): New.
6080 (struct sccs): Declare.
6081 (next_dfs_num): Declare.
6082 (iterative_hash_gimple_type): New.
6084 (iterative_hash_type_name): New.
6085 (iterative_hash_gimple_type): New.
6086 (gimple_type_hash): New.
6087 (gimple_type_eq): New.
6088 (gimple_register_type): New.
6089 (print_gimple_types_stats): New.
6090 (gimple_signed_or_unsigned_type): New.
6091 (gimple_unsigned_type): New.
6092 (gimple_signed_type): New.
6093 (gimple_get_alias_set): New.
6094 (gimple_decl_printable_name): Do not use DMGL_TYPES.
6095 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
6096 (gimple_force_type_merge): Declare.
6097 (gimple_types_compatible_p): Declare.
6098 (gimple_register_type): Declare.
6099 (print_gimple_types_stats): Declare.
6100 (gimple_unsigned_type): Declare.
6101 (gimple_signed_type): Declare.
6102 (gimple_get_alias_set): Declare.
6103 (gimple_eh_must_not_throw_set_fndecl): New.
6105 2009-10-03 Jan Hubicka <jh@suse.cz>
6106 Kenneth Zadeck <zadeck@naturalbridge.com>
6108 * ipa-pure-const.c: Include lto-streamer.h.
6109 (register_hooks): Factor out of ...
6110 (generate_summary): ... here.
6111 (pure_const_write_summary): New.
6112 (pure_const_read_summary): New.
6113 (pass_ipa_pure_const): Add pure_const_write_summary and
6114 pure_const_read_summary.
6115 * ipa-reference.c: Include lto-streamer.h.
6116 (add_new_function): New.
6117 (remove_node_data): New.
6118 (duplicate_node_data): New.
6119 (ipa_init): Guard against multiple calls.
6120 Move hook setup from analyze_function.
6121 (write_node_summary_p): New.
6122 (ipa_reference_write_summary): New.
6123 (ipa_reference_read_summary): New.
6124 (pass_ipa_reference): Add ipa_reference_write_summary and
6125 ipa_reference_read_summary.
6126 * cgraph.h (cgraph_local_info): Add field lto_file_data.
6127 (struct cgraph_edge): Add fields lto_stmt_uid and
6128 call_stmt_cannot_inline_p.
6129 (cgraph_optimize): Declare.
6130 (cgraph_decide_is_function_needed): Declare.
6131 (reset_inline_failed): Declare.
6132 (enum LTO_cgraph_tags): Declare.
6133 (LTO_cgraph_tag_names): Declare.
6134 (LCC_NOT_FOUND): Define.
6136 2009-10-03 Doug Kwan <dougkwan@google.com>
6137 Rafael Espindola <espindola@google.com>
6138 Jan Hubicka <jh@suse.cz>
6139 Diego Novillo <dnovillo@google.com>
6140 Kenneth Zadeck <zadeck@naturalbridge.com>
6142 * passes.c (all_regular_ipa_passes): New.
6143 (all_ipa_passes): Rename to all_small_ipa_passes.
6144 (init_optimization_passes): Init all_regular_ipa_passes.
6145 * tree-pass.h (all_regular_ipa_passes): New.
6146 (all_ipa_passes): Rename to all_small_ipa_passes.
6147 * passes.c (all_lto_gen_passes): New.
6148 (init_optimization_passes): Initialize all_lto_gen_passes.
6149 (execute_ipa_summary_passes): Make non-static.
6150 (ipa_write_summaries_1): New.
6151 (ipa_write_summaries_2): New.
6152 (ipa_write_summaries): New.
6153 (ipa_write_summaries_of_cgraph_node_set): New.
6154 (ipa_read_summaries_1): New.
6155 (ipa_read_summaries): New.
6156 (execute_ipa_pass_list): Call cgraph_process_new_functions.
6157 (execute_regular_ipa_pass_list): Remove.
6158 (init_optimization_passes): Schedule
6159 pass_rebuild_cgraph_edges and pass_early_inline outside
6160 of pass_all_early_optimizations. Document reason.
6161 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
6162 pass_ipa_lto_finish_out): New pass.
6163 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
6164 (execute_all_ipa_transforms): New.
6165 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
6166 (dump_properties, debug_properties): New.
6167 * tree-optimize.c (gate_all_early_local_passes): Return
6168 false if we are in lto1.
6169 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
6170 * tree-pass.h (execute_all_ipa_transforms): Declare.
6171 (pass_ipa_function_and_variable_visibility): Declare.
6172 (pass_ipa_early_inline): Declare.
6173 (pass_ipa_lto_gimple_out): Declare.
6174 (pass_ipa_lto_wpa_fixup): Declare.
6175 (pass_ipa_lto_finish_out): Declare.
6176 (all_small_ipa_passes, all_regular_ipa_passes,
6177 all_lto_gen_passes): Declare.
6178 (execute_ipa_summary_passes): Declare.
6179 (execute_all_ipa_transforms): Declare.
6180 (ipa_write_summaries): Declare
6181 (ipa_write_summaries_of_cgraph_node_set): Declare.
6182 (ipa_read_summaries): Declare.
6184 2009-10-03 Doug Kwan <dougkwan@google.com>
6185 Ollie Wild <aaw@google.com>
6187 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
6189 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
6190 (lto_mode): New variable.
6191 (maybe_run_lto_and_relink): Handle the -fwpa option.
6192 (main): Handle the -fwpa option.
6193 (maybe_unlink_list): New function.
6194 * gcc.c (link_lto_options): Replace -flto with -fwpa.
6195 * common.opt (flto): New flag.
6196 * toplev.c (flag_generate_lto): Declare.
6198 2009-10-03 Simon Baldwin <simonb@google.com>
6200 * common.opt (flto-compression-level): New flag.
6202 * opts.c: Include lto-opts.h.
6203 (handle_option): Call lto_register_user_option for each
6204 valid option handled.
6205 (decode_options): Clear registered options before the options
6208 2009-10-03 Cary Coutant <ccoutant@google.com>
6210 * collect2.c (is_elf): New function.
6211 (scan_prog_file): Require LTO object to be in ELF format.
6213 2009-10-03 Rafael Espindola <espindola@google.com>
6215 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
6216 libgcc to the linker.
6218 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
6220 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
6221 (collect_execute): Add flags argument. Pass flags to pex_run. Update
6223 * collect2.h (collect_execute): Add flags argument.
6224 * tlink.c (tlink_execute): Update call to collect_execute.
6225 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
6226 (use_linker_plugin): New.
6227 (use_linker_plugin_spec_function): New.
6228 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
6229 (linker_plugin_file_spec): New.
6230 (lto_wrapper_spec): New.
6231 (lto_gcc_spec): New.
6232 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
6233 (static_spec_functions): Add use-linker-plugin.
6234 (process_command): Handle -use-linker-plugin.
6235 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
6236 linker_plugin_file_spec and lto_gcc_spec.
6237 (use_linker_plugin_spec_function): New.
6239 2009-10-03 Richard Guenther <rguenther@suse.de>
6243 * tree.h (is_lang_specific): Include LANG_TYPE.
6244 * tree.c (find_decls_types_r): Manually add interesting parts
6245 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
6247 * gimple.c (type_pair_hash): Make symmetric.
6248 (type_pair_eq): Likewise.
6249 (lookup_type_pair): Increase initial hashtable size.
6250 (gimple_force_type_merge): Rely on type-pair symmetry.
6251 (visit): Remove excessive checking code.
6252 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
6253 (gimple_register_type): Remove getenv calls, shrink initial
6257 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
6258 inline functions if not generating lto output.
6261 * toplev.c (finalize): In WPA mode remove the asm file.
6263 2009-10-03 Doug Kwan <dougkwan@google.com>
6265 * ipa-inline.c (cgraph_mark_inline): Check
6266 edge->call_stmt_cannot_inline_p instead of calling
6267 gimple_call_cannot_inline_p.
6268 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
6269 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
6270 (inline_generate_summary): Do nothing in LTRANS.
6271 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
6272 exists before calling gimple_call_cannot_inline_p.
6273 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
6274 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
6275 Update new_edge->lto_stmt_uid.
6276 * cgraphbuild.c (reset_inline_failed): New.
6278 * common.opt (fwpa): New flag.
6279 (fltrans): New option.
6280 * gcc.c (gcc_lto_option_t): New type.
6281 (current_lto_option): New variable.
6282 (lto_single_spec_function): Remove and is replaced by ..
6283 (lto_option_spec_function): New function.
6284 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
6285 passing the -flto flag.
6286 (cc1_options): Separate non-LTO related parts into ..
6287 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
6288 (lto1_options): New spec for lto FE.
6289 (link_lto_options): New spec for handling LTO flags in linker.
6290 (invoke_lto_single): Re-format to fit in 80 column. Replace
6291 lto-single with lto-option.
6292 (static_specs): Add cc1_non_lto_options, lto1_options and
6294 (static_spec_function): Replace lto-single with lto-option.
6295 (process_command): Handle -flto, -fwpa and -fltran by setting
6296 current_lto_option and not passing it to subprocess unconditionally.
6298 2009-10-03 Bill Maddox <maddox@google.com>
6300 Add `gcc' driver support for link-time code generation (LTO).
6302 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
6303 (lto_flag, lto_objects, lto_o_file): New variables.
6304 (struct lto_object, struct lto_object_list): New structures.
6305 (collect_exit, handler): Remove LTO temporary output file on exit.
6306 (add_lto_object): New function.
6307 (maybe_run_lto_and_relink): New function. Perform link time code
6308 generation and relinking for object files containing LTO information.
6309 (main): Invoke maybe_run_lto_and_relink().
6310 (dump_argv): New function. For debugging, currently disabled.
6311 (scan_prog_file): Add LTO information pass.
6312 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
6314 * toplev.c (compile_file): Emit assembler directive to create
6315 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
6317 2009-10-03 Diego Novillo <dnovillo@google.com>
6319 * c.opt: Add LTO to warn_abi and warn_psabi.
6321 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
6322 inline function. Ignore language-specific nodes. Update all users.
6323 (find_decls_types_r): Do not traverse the subtrees of
6324 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
6325 * tree.h (is_lang_specific): New.
6326 * langhooks.h (struct lang_hooks_for_decls): Remove
6327 may_need_assembler_name_p. Update all users.
6329 * c-common.c (set_builtin_user_assembler_name): Move ...
6330 * builtins.c (set_builtin_user_assembler_name): ... here.
6331 (is_builtin_name): Add comment
6332 (is_builtin_fn): New.
6333 * except.c (output_ttype): Only call
6334 lookup_type_for_runtime if TYPE is not a runtime type.
6336 * passes.c (register_pass): Call position_pass on
6337 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
6338 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
6339 (TV_IPA_LTO_DECL_IO): Define.
6340 (TV_IPA_LTO_CGRAPH_IO): Define.
6342 (TV_WHOPR_WPA): Define.
6343 (TV_WHOPR_WPA_IO): Define.
6344 (TV_WHOPR_LTRANS): Define.
6345 (TV_WHOPR_WPA_FIXUP): Define.
6346 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
6347 * tree-cfg.c (tree_node_can_be_shared): Make extern.
6348 * tree-flow.h (tree_node_can_be_shared): Declare.
6349 * tree-inline.c (tree_can_inline_p): Check that E has a
6350 statement associated with it.
6351 * tree.c (free_lang_data_in_binf): Factor out of ...
6352 (free_lang_data_in_type): ... here.
6353 Call RECORD_OR_UNION_TYPE_P.
6354 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
6355 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
6356 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
6357 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
6358 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
6359 (gate_free_lang_data): Return true if flag_generate_lto is set.
6360 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
6361 * c-common.h (set_builtin_user_assembler_name): Move ...
6362 * tree.h (set_builtin_user_assembler_name): ... here.
6364 * common.opt (flto-report): New flag.
6365 * opts.c (complain_wrong_lang): Do not complain if running lto1.
6366 * collect2.c (scan_prog_file): Send the error output of
6367 'nm' to HOST_BIT_BUCKET.
6369 2009-10-03 Ollie Wild <aaw@google.com>
6371 * langhooks-def.h (lhd_begin_section): New function declaration.
6372 (lhd_write_section): New function declaration.
6373 (lhd_end_section): New function declaration.
6374 (LANG_HOOKS_BEGIN_SECTION): New macro.
6375 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
6376 (LANG_HOOKS_END_SECTION): New macro.
6377 (LANG_HOOKS_LTO): New macro.
6378 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
6379 * langhooks.c (output.h): Add include.
6380 (saved_section): New static variable.
6381 (lhd_begin_section): New function.
6382 (lhd_write_section_data): New function.
6383 (lhd_end_section): New function.
6384 * langhooks.h (struct lang_hooks_for_lto): New structure.
6385 (struct lang_hooks): Add member lto.
6386 * Makefile.in (langhooks.o): Add dependency on output.h.
6388 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
6390 2009-10-03 Richard Guenther <rguenther@suse.de>
6392 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
6395 2009-10-03 Simon Baldwin <simonb@google.com>
6396 Richard Guenther <rguenther@suse.de>
6397 Janis Johnson <janis187@us.ibm.com>
6398 Doug Kwan <dougkwan@google.com>
6399 Diego Novillo <dnovillo@google.com>
6400 Ramana Radhakrishnan <ramana.r@gmail.com>
6401 Ollie Wild <aaw@google.com>
6403 * doc/install.texi: Add documentation for libelf and --enable-lto.
6404 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
6405 -flto-report, -flto-compression-level and -use-linker-plugin.
6406 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
6407 Add section for LTO Testing.
6409 2009-10-02 Cary Coutant <ccoutant@google.com>
6411 Add support for comdat type sections for DWARF v4.
6412 Merge from dwarf4 branch.
6414 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
6415 (dw_die_ref): Define vector type.
6416 (enum dw_val_class): Add dw_val_class_data8.
6417 (struct dw_val_struct): Add v.val_data8.
6418 (comdat_type_node_ref): New type.
6419 (struct die_struct): Move die_symbol into a union; add new field
6420 die_type_node. Change all uses.
6421 (comdat_type_node): New type.
6422 (skeleton_chain_node): New type.
6423 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
6424 (comdat_type_list): New variable.
6425 (dwarf_tag_name): Add DW_TAG_type_unit.
6426 (dwarf_attr_name): Add DW_AT_signature.
6427 (add_AT_data8): New function.
6428 (replace_child): New function.
6429 (move_all_children): New function.
6430 (print_signature): New function.
6431 (print_die): Print signature information; add dw_val_class_data8.
6432 (attr_checksum): Support dw_val_class_data8.
6433 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
6434 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
6435 (checksum_sleb128, checksum_uleb128): New functions.
6436 (checksum_die_context): New function.
6437 (loc_checksum_ordered): New function.
6438 (attr_checksum_ordered): New function.
6439 (struct checksum_attributes): New structure.
6440 (collect_checksum_attributes): New function.
6441 (die_checksum_ordered): New function.
6442 (generate_type_signature): New function.
6443 (same_dw_val_p): Add dw_val_class_data8.
6444 (is_symbol_die): Use new is_declaration_die function.
6445 (is_declaration_die): New function.
6446 (should_move_die_to_comdat): New function.
6447 (clone_die): New function.
6448 (clone_tree): New function.
6449 (clone_as_declaration): New function.
6450 (copy_declaration_context): New function.
6451 (generate_skeleton_ancestor_tree): New function.
6452 (generate_skeleton_bottom_up): New function.
6453 (generate_skeleton): New function.
6454 (remove_child_or_replace_with_skeleton): New function.
6455 (break_out_comdat_types): New function.
6456 (struct decl_table_entry): New type.
6457 (htab_decl_hash): New function.
6458 (htab_decl_eq): New function.
6459 (htab_decl_del): New function.
6460 (copy_ancestor_tree): New function.
6461 (copy_decls_walk): New function.
6462 (copy_decls_for_unworthy_types): New function.
6463 (build_abbrev_table): Don't assert on missing die_symbol when doing
6464 comdat type sections.
6465 (size_of_die): Use DW_FORM_sig8 for external references. Add
6467 (unmark_dies): Don't assert for unmarked dies when doing comdat
6469 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
6470 (output_signature): New function.
6471 (output_die): Likewise.
6472 (output_compilation_unit_header): Mark output as DWARF version 3
6473 even if generating DWARF 4.
6474 (output_comdat_type_unit): New function.
6475 (output_line_info): Mark output as DWARF version 3 even if generating
6477 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
6479 (dwarf2out_end_source_file): Likewise.
6480 (prune_unused_types_walk_attribs): Don't follow references into
6481 comdat type sections.
6482 (prune_unused_types_mark): When generating type units, do not mark
6483 children of non-defining declarations of types; do mark children of
6485 (prune_unused_types): Process comdat type sections.
6486 (htab_ct_hash): New function.
6487 (htab_ct_eq): New function.
6488 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
6489 Add a pointer to the line table from type unit entries so
6490 DW_AT_decl_file has meaning.
6491 * varasm.c (default_elf_asm_named_section): Use identifier name as
6492 comdat key instead of lang hook.
6494 2009-10-02 Neil Vachharajani <nvachhar@google.com>
6496 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
6498 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
6500 * config/i386/i386.md (SWIM248): New mode iterator.
6501 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
6502 divmodhi4 patterns using SWIM248 macro.
6503 (*divmod<mode>4): Macroize insn_and_split pattern from
6504 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
6505 and their corresponding splitters usign SWIM248 macro. Split SImode
6506 insn to generate cltd and DImode insn to generate cqto instead of
6507 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
6508 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
6509 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
6510 *divmodsi_noext patterns using SWIM248 macro.
6511 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
6512 udivmodhi4 patterns using SWIM248 macro.
6513 (*udivmod<mode>4): Macroize insn_and_split pattern from
6514 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
6515 corresponding splitters using SWIM248 macro.
6516 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
6517 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
6519 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
6521 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
6522 of zero-sized element is zero-sized regardless of its extent.
6524 2009-10-02 Jakub Jelinek <jakub@redhat.com>
6527 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
6528 * configure: Regenerated.
6529 * config.in: Regenerated.
6530 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
6531 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
6532 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
6533 not emitting .eh_frame, emit .cfi_sections .debug_frame
6538 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
6539 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
6541 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
6542 vars use DECL_RTL with resetting it back to NULL afterwards.
6543 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
6544 rtx_equal_p instead of asserting it is a SYMBOL_REF.
6545 (value_format): For dw_val_class_addr only use DW_FORM_addr if
6546 the attribute type allows it, otherwise use DW_FORM_dataN.
6547 (mem_loc_descriptor): Handle CONST_STRING.
6548 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
6549 Handle MEM with CONST_STRING address using add_AT_string.
6550 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
6551 CONST_STRING for const arrays initialized with a string literal.
6552 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
6553 (dwarf2out_finish): Call resolve_addr.
6555 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
6556 Maxim Kuvyrkov <maxim@codesourcery.com>
6558 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
6560 2009-10-02 Nick Clifton <nickc@redhat.com>
6562 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
6563 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
6565 2009-10-01 Jan Hubicka <jh@suse.cz>
6567 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
6568 (cgraph_create_virtual_clone): Just pass redirect_callers
6570 * cgraph.h (cgraph_clone_node): Update prototype.
6571 * ipa-pure-const.c (self_recursive_p): New function.
6572 (propagate): Use it.
6573 * ipa-inline.c (cgraph_clone_inlined_nodes,
6574 cgraph_decide_recursive_inlining): Update.
6576 2009-10-01 David Daney <ddaney@caviumnetworks.com>
6578 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
6579 instructions for TARGET_OCTEON.
6581 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6583 * config/arm/arm.c (arm_override_options): Turn off
6584 flag_dwarf2_cfi_asm for AAPCS variants.
6586 2009-10-01 Martin Jambor <mjambor@suse.cz>
6589 * tree-sra.c (convert_callers): Do not call
6590 compute_inline_parameters on one caller more than once.
6592 2009-10-01 Nick Clifton <nickc@redhat.com>
6594 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
6595 an empty string if not already defined.
6597 2009-10-01 Martin Jambor <mjambor@suse.cz>
6600 * tree-sra.c (is_va_list_type): New function.
6601 (find_var_candidates): Call is_va_list_type.
6602 (find_param_candidates): Check that the type or the type pointed
6603 to are not va_list types.
6605 2009-10-01 Martin Jambor <mjambor@suse.cz>
6608 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
6609 DECL_ARTIFICIAL (param_decl) is true.
6611 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
6613 * tree.h (tree_decl_common::lang_flag_8): New.
6614 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
6616 * c-common.h (RID_CONSTEXPR): New.
6618 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
6620 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
6621 Use ref-all pointers.
6622 (alpha_gimplify_va_arg): Ditto.
6624 2009-09-30 Jakub Jelinek <jakub@redhat.com>
6627 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
6628 before insn counting loop now that BB_END (bb) is counted. Ensure
6629 the return value isn't zero.
6631 2009-09-30 Nick Clifton <nickc@redhat.com>
6633 * config.gcc (sh-symbianelf): Replace definition of extra_objs
6634 with separate definitions of c_target_objs and cxx_target_objs.
6635 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
6637 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
6638 sh_symbian_import_export_class.
6639 * config/sh/sh-protos.h: Fix names of exported symbian functions.
6640 * config/sh/symbian.c: Delete, moving code into...
6641 * config/sh/symbian-base.c: ... here
6642 * config/sh/symbian-c.c: ... and here
6643 * config/sh/symbian-cxx.c: ... and here.
6645 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
6648 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
6649 of plus RTX into register.
6651 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6653 * doc/install.texi: Linguistic and markup fixes.
6654 (Configuration) <--disable-cpp>: Remove description.
6655 <--enable-maintainer-mode>: Autotools files are affected, too.
6656 <--with-sysroot>: Improve description.
6657 (Building): Bump required GNU make version.
6659 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
6661 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
6662 (x86_64-*-*): Ditto.
6664 * config/i386/fma4intrin.h: New file, provide common x86 compiler
6665 intrinisics for FMA4.
6666 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
6667 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
6668 Add FMA4 check and fma4intrin.h.
6669 * config/i386/i386-c.c(ix86_target_macros_internal): Check
6671 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
6672 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
6673 constant for FMA4 support.
6674 (UNSPEC_FMA4_FMADDSUB): Ditto.
6675 (UNSPEC_FMA4_FMSUBADD): Ditto.
6676 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
6677 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
6678 (ix86_expand_fma4_multiple_memory): Ditto.
6679 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
6680 (OPTION_MASK_ISA_FMA4_UNSET): New.
6681 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
6682 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
6683 (ix86_handle_option): Handle -mfma4.
6684 (isa_opts): Handle -mfma4.
6685 (enum pta_flags): Add PTA_FMA4.
6686 (override_options): Add FMA4 support.
6687 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
6688 (IX86_BUILTIN_VFMADDSD): Ditto.
6689 (IX86_BUILTIN_VFMADDPS): Ditto.
6690 (IX86_BUILTIN_VFMADDPD): Ditto.
6691 (IX86_BUILTIN_VFMSUBSS): Ditto.
6692 (IX86_BUILTIN_VFMSUBSD): Ditto.
6693 (IX86_BUILTIN_VFMSUBPS): Ditto.
6694 (IX86_BUILTIN_VFMSUBPD): Ditto.
6695 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
6696 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
6697 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
6698 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
6699 (IX86_BUILTIN_VFNMADDSS): Ditto.
6700 (IX86_BUILTIN_VFNMADDSD): Ditto.
6701 (IX86_BUILTIN_VFNMADDPS): Ditto.
6702 (IX86_BUILTIN_VFNMADDPD): Ditto.
6703 (IX86_BUILTIN_VFNMSUBSS): Ditto.
6704 (IX86_BUILTIN_VFNMSUBSD): Ditto.
6705 (IX86_BUILTIN_VFNMSUBPS): Ditto.
6706 (IX86_BUILTIN_VFNMSUBPD): Ditto.
6707 (IX86_BUILTIN_VFMADDPS256): Ditto.
6708 (IX86_BUILTIN_VFMADDPD256): Ditto.
6709 (IX86_BUILTIN_VFMSUBPS256): Ditto.
6710 (IX86_BUILTIN_VFMSUBPD256): Ditto.
6711 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
6712 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
6713 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
6714 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
6715 (IX86_BUILTIN_VFNMADDPS256): Ditto.
6716 (IX86_BUILTIN_VFNMADDPD256): Ditto.
6717 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
6718 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
6719 (enum multi_arg_type): New enum for describing the various FMA4
6720 intrinsic argument types.
6721 (bdesc_multi_arg): New table for FMA4 intrinsics.
6722 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
6723 (ix86_expand_multi_arg_builtin): New function for creating FMA4
6725 (ix86_expand_builtin): Add FMA4 intrinsic support.
6726 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
6727 operand instructions.
6728 (ix86_expand_fma4_multiple_memory): New function to split the
6729 second memory reference from FMA4 instructions.
6730 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
6731 (ssemodesuffixf2s): Ditto.
6732 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
6734 (fma4_fmsub<mode>4): Ditto.
6735 (fma4_fnmadd<mode>4): Ditto.
6736 (fma4_fnmsub<mode>4): Ditto.
6737 (fma4_vmfmadd<mode>4): Ditto.
6738 (fma4_vmfmsub<mode>4): Ditto.
6739 (fma4_vmfnmadd<mode>4): Ditto.
6740 (fma4_vmfnmsub<mode>4): Ditto.
6741 (fma4_fmadd<mode>4256): Ditto.
6742 (fma4_fmsub<mode>4256): Ditto.
6743 (fma4_fnmadd<mode>4256): Ditto.
6744 (fma4_fnmsub<mode>4256): Ditto.
6745 (fma4_fmaddsubv8sf4): Ditto.
6746 (fma4_fmaddsubv4sf4): Ditto.
6747 (fma4_fmaddsubv4df4): Ditto.
6748 (fma4_fmaddsubv2df4): Ditto.
6749 (fma4_fmsubaddv8sf4): Ditto.
6750 (fma4_fmsubaddv4sf4): Ditto.
6751 (fma4_fmsubaddv4df4): Ditto.
6752 (fma4_fmsubaddv2df4): Ditto.
6753 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
6754 instructions for intrinsics.
6755 (fma4i_fmsub<mode>4): Ditto.
6756 (fma4i_fnmadd<mode>4): Ditto.
6757 (fma4i_fnmsub<mode>4): Ditto.
6758 (fma4i_vmfmadd<mode>4): Ditto.
6759 (fma4i_vmfmsub<mode>4): Ditto.
6760 (fma4i_vmfnmadd<mode>4): Ditto.
6761 (fma4i_vmfnmsub<mode>4): Ditto.
6762 (fma4i_fmadd<mode>4256): Ditto.
6763 (fma4i_fmsub<mode>4256): Ditto.
6764 (fma4i_fnmadd<mode>4256): Ditto.
6765 (fma4i_fnmsub<mode>4256): Ditto.
6766 (fma4i_fmaddsubv8sf4): Ditto.
6767 (fma4i_fmaddsubv4sf4): Ditto.
6768 (fma4i_fmaddsubv4df4): Ditto.
6769 (fma4i_fmaddsubv2df4): Ditto.
6770 (fma4i_fmsubaddv8sf4): Ditto.
6771 (fma4i_fmsubaddv4sf4): Ditto.
6772 (fma4i_fmsubaddv4df4): Ditto.
6773 (fma4i_fmsubaddv2df4): Ditto.
6775 * doc/invoke.texi (-mfma4): Add documentation.
6776 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
6778 2009-09-29 Richard Henderson <rth@redhat.com>
6780 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
6781 an edge to the new destination block.
6783 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6786 * pa.c (hppa_profile_hook): Use
6787 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
6789 2009-09-29 Steve Ellcey <sje@cup.hp.com>
6790 Alexander Monakov <amonakov@ispras.ru>
6793 * config/ia64/predicates.md (not_postinc_destination_operand): New.
6794 (not_postinc_memory_operand): New.
6795 (not_postinc_move_operand): New.
6796 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
6797 (*cmovsi_internal): Ditto.
6799 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
6801 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
6802 restrict issue_rate in first pass when scheduling for register
6805 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
6806 Rafael Avila de Espindola <espindola@google.com>
6808 * gengtype.c (plugin_output): New.
6809 (get_output_file_with_visibility): Return plugin_output for plugins.
6810 (main): Parse and use the -P option.
6811 * gty.texi: Update the command line format.
6813 2009-09-29 Jakub Jelinek <jakub@redhat.com>
6816 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
6818 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
6819 out if !const_ok_for_output.
6822 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
6823 case VAR_LOCATION>: Remove gcc_unreachable ().
6825 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
6827 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
6828 (x86_64-*-*): Ditto.
6829 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
6830 back to smmintrin.h.
6831 * config/i386/cpuid.h (bit_SSE5): Remove SSE5 bit.
6832 * config/i386/x86intrin.h: Remove SSE5.
6833 * config/i386/mmintrin-common.h: Delete file.
6834 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
6836 2009-09-29 Richard Guenther <rguenther@suse.de>
6838 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
6839 resulting from stack temporaries on STRICT_ALIGNMENT targets.
6841 2009-09-29 Nick Clifton <nickc@redhat.com>
6843 * function.c (current_function_name): If there is no current
6844 function just return "<none>".
6846 2009-09-28 Sriraman Tallam <tmsriram@google.com>
6848 * tree-pass.h (register_pass_info): New structure.
6849 (pass_positioning_ops): Move enum from gcc-plugin.h.
6850 (register_pass): New function.
6851 * gcc-plugin.h (plugin_pass): Delete structure.
6852 (pass_positioning_ops): Delete enum.
6853 * plugin.c (regsiter_pass): Delete function.
6854 (position_pass): Delete function.
6855 (added_pass_nodes): Delete variable.
6856 (prev_added_pass_nodes): Delete variable.
6857 (pass_list_node): Delete structure.
6858 * passes.c (make_pass_instance): New function.
6859 (next_pass_1): Change to call make_pass_instance.
6860 (pass_list_node): Move structure from gcc-plugin.h.
6861 (added_pass_nodes): Move variable from plugin.c.
6862 (prev_added_pass_nodes): Move variable from plugin.c.
6863 (position_pass): New function.
6864 (register_pass): New function.
6866 2009-09-28 Easwaran Raman <eraman@google.com>
6868 * ifcvt.c (noce_try_abs): Recognize pattern and call
6869 expand_one_cmpl_abs_nojump.
6870 * optabs.c (expand_one_cmpl_abs_nojump): New function.
6871 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
6873 2009-09-28 Ian Lance Taylor <iant@google.com>
6876 * c-opts.c (c_common_handle_option): Don't set
6877 warn_jump_misses_init for -Wall.
6878 * doc/invoke.texi (Warning Options): Update documentation.
6880 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6882 * Makefile.in ($(out_object_file)): Depend on
6883 gt-$(basename $(notdir $(out_file))).h.
6885 2009-09-28 Richard Henderson <rth@redhat.com>
6887 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
6888 * except.c (gen_eh_region): Set it.
6889 (duplicate_eh_regions_1): Copy it.
6890 * tree-eh.c (lower_resx): Use it to determine which function
6893 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
6894 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
6895 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
6896 * tree.c (build_common_builtin_nodes): Remove parameter. Build
6897 BUILT_IN_CXA_END_CLEANUP if necessary.
6899 * c-common.c (c_define_builtins): Update call to
6900 build_common_builtin_nodes.
6902 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
6904 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
6906 2009-09-28 Michael Matz <matz@suse.de>
6908 * builtins.c (interclass_mathfn_icode): New helper.
6909 (expand_builtin_interclass_mathfn): Use it here, and split folding
6911 (fold_builtin_interclass_mathfn): ... this new folder.
6912 (build_call_nofold_loc): New static helper.
6913 (build_call_nofold): New wrapper macro for above.
6914 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
6915 (expand_builtin_pow): Ditto.
6916 (expand_builtin_memset_args): Ditto.
6917 (expand_builtin_printf): Ditto.
6918 (expand_builtin_fprintf): Ditto.
6919 (expand_builtin_sprintf): Ditto.
6920 (expand_builtin_memory_chk): Ditto.
6921 (expand_builtin_mempcpy_args): Ditto and don't call folders.
6922 (expand_builtin_stpcpy): Ditto.
6923 (expand_builtin_strcmp): Ditto.
6924 (expand_builtin_strncmp): Ditto.
6925 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
6926 (expand_builtin_strcpy_args): Don't call folders.
6927 (expand_builtin_memcmp): Ditto.
6928 (expand_builtin_strncpy): Ditto, and use target.
6929 (expand_builtin_memcpy): Ditto.
6930 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
6931 expand_builtin_strpbrk, expand_builtin_memmove,
6932 expand_builtin_memmove_args, expand_builtin_bcopy,
6933 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
6934 expand_builtin_strspn, expand_builtin_strcspn,
6935 expand_builtin_fputs): Remove these.
6936 (expand_builtin): Don't call the above, change calls to other
6937 expanders that changed prototype.
6938 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
6939 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
6940 fold_builtin_interclass_mathfn.
6941 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
6942 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
6944 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
6945 * passes.c (init_optimization_passes): Move pass_fold_builtins
6946 after last phiopt pass.
6947 * tree-inline.c (fold_marked_statements): When folding builtins
6948 iterate over all instruction potentially generated.
6949 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
6951 (fold_gimple_call): Use it to always fold calls (into potentially
6952 multiple instructions).
6953 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
6954 calls into zero at this time.
6955 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
6956 statements generated by builtin folding.
6958 2009-09-28 Nick Clifton <nickc@redhat.com>
6960 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
6962 2009-09-28 Duncan Sands <baldrick@free.fr>
6964 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
6965 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
6966 (register_callback): Dispatch it.
6967 (invoke_plugin_callbacks): Incorporate in sanity check.
6968 * ggc.h (ggc_register_cache_tab): Add declaration.
6969 * ggc-common.c (ggc_register_root_tab): Simplify.
6970 (const_ggc_cache_tab_t): New typedef.
6971 (extra_cache_vec): New vector of dynamically added cache tables.
6972 (ggc_register_cache_tab): New function.
6973 (ggc_scan_cache_tab): New function.
6974 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
6975 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
6977 2009-09-27 Richard Henderson <rth@redhat.com>
6979 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
6980 which we remove __builtin_stack_restore.
6982 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
6984 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
6985 to test for GRD_INVARIANT.
6986 (simple_rhs_p): Anything that's function_invariant_p is fine.
6988 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
6990 * gengtype.c (main): Use plunge_files instead of plugin_output.
6992 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
6993 Rafael Avila de Espindola <espindola@google.com>
6995 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
6996 Don't print pch related info if it is false.
6997 (main): Don't print pch info in plugin mode.
6999 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
7001 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
7002 with dw_val_class_const_double.
7003 (struct dw_val_struct): Replace val_long_long with val_double and
7004 adjust for above change.
7005 (output_loc_operands): Likewise.
7006 (add_AT_long_long): Rename into...
7007 (add_AT_double): ...this.
7008 (print_die): Replace dw_val_class_long_long with
7009 dw_val_class_const_double and adjust.
7010 (attr_checksum): Likewise.
7011 (same_dw_val_p): Likewise.
7012 (size_of_die): Likewise.
7013 (value_format): Likewise.
7014 (output_die): Likewise.
7015 (loc_descriptor) <CONST_DOUBLE>: Likewise.
7016 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
7017 instead of add_AT_long_long.
7018 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
7019 value with the precision of its type.
7021 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
7024 * c-typeck.c (build_conditional_expr): Use the readonly and
7025 volatile flags of the operand types, not of the operands itself.
7027 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
7029 * collect2.c (main): Look for -brtl before adding libraries.
7031 2009-09-27 Jonathan Gray <jsg@openbsd.org>
7033 * config.gcc: Update OpenBSD targets.
7034 * config/openbsd-stdint.h: New file.
7035 * config/openbsd-libpthread.h: New file.
7036 * config/openbsd.h: Update and break out LIB_SPEC definition.
7037 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
7038 * config/i386/openbsdelf.h: Correct types.
7039 * config/m68k/openbsd.h: Likewise.
7040 * config/mips/openbsd.h: Likewise.
7041 * config/vax/openbsd.h: Likewise.
7043 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
7045 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
7046 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
7047 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
7048 of the length and zero.
7050 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7052 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
7053 (FLAGS_H): Add options.h $(REAL_H).
7054 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
7055 (TREE_VECTORIZER_H): New.
7056 (EBITMAP_H): Renamed from EBIMAP_H.
7057 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
7058 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
7059 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
7060 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
7061 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
7062 (graphite-clast-to-gimple.o, graphite-dependences.o)
7063 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
7064 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
7065 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
7066 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
7067 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
7068 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
7069 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
7070 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
7071 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
7072 updated and fixed as per above changes and per
7073 check_makefile_deps.sh output.
7076 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
7077 * configure: Regenerate.
7079 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7081 * doc/install.texi: Update minimum MPC version to 0.7.
7083 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
7085 * doc/install.texi (Binaries): Remove reference to the binary
7086 distribution CD-ROM from the FSF.
7088 2009-09-26 Michael Matz <matz@suse.de>
7092 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
7093 that are mentioned in the body.
7095 2009-09-26 Michael Matz <matz@suse.de>
7097 PR tree-optimization/41454
7098 * tree-ssa-dom (stmts_to_rescan): Remove variable.
7099 (tree_ssa_dominator_optimize): Don't allocate and free it.
7100 (dom_opt_leave_block): Don't iterate over it.
7101 (eliminate_redundant_computations): Don't return a value.
7102 (cprop_operand, cprop_into_stmt): Ditto.
7103 (optimize_stmt): Don't defer updating stmts.
7105 2009-09-25 Dodji Seketeli <dodji@redhat.com>
7107 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
7108 generic_parameter_die, template_parameter_pack_die,
7109 gen_formal_parameter_die, gen_subprogram_die): Adjust after
7110 renaming DW_TAG_formal_parameter_pack and
7111 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
7112 and DW_TAG_GNU_template_parameter_pack.
7114 2009-09-25 Anatoly Sokolov <aesok@post.ru>
7116 * config/v850/v850.h (FUNCTION_VALUE): Remove.
7117 * config/v850/v850.c (v850_function_value): New function.
7118 (TARGET_FUNCTION_VALUE): Define.
7120 2009-09-25 Jakub Jelinek <jakub@redhat.com>
7122 * tree-vect-stmts.c (vectorizable_call): Call
7123 mark_symbols_for_renaming after vect_finish_stmt_generation.
7125 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
7126 to loc_descriptor_from_tree.
7127 (add_location_or_const_value_attribute): Pass 0 instead of 2
7128 for decl_by_reference_p decls.
7130 2009-09-25 Richard Guenther <rguenther@suse.de>
7133 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
7136 2009-09-25 Ben Elliston <bje@au.ibm.com>
7138 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
7141 2009-09-25 Alan Modra <amodra@bigpond.net.au>
7143 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
7144 form of instruction.
7146 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7149 * fold-const.c (const_binop): Handle complex int division.
7150 * tree-complex.c (expand_complex_div_straight,
7151 expand_complex_div_wide): Update comments.
7153 2009-09-24 DJ Delorie <dj@redhat.com>
7156 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
7157 (reg_class): Likewise.
7158 (REG_CLASS_NAMES): Likewise.
7159 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
7160 (m32c_override_options): Disable -fivopts for M32C.
7162 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
7164 * config/rs6000/predicates.md (indexed_or_indirect_operand):
7165 Delete VSX load/store with update support.
7166 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
7167 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
7171 (VStype_load_update): Ditto.
7172 (VStype_store_update): Ditto.
7173 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
7174 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
7176 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
7177 load/store with update builtins.
7179 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
7181 * libgcc2.c (L_trampoline): Prototype for getpagesize
7182 and mprotect in WINNT case.
7184 2009-09-24 Anatoly Sokolov <aesok@post.ru>
7186 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
7187 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
7188 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
7189 'outgoing' argument.
7190 (TARGET_FUNCTION_VALUE): Define.
7192 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
7194 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
7196 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
7199 * common.opt: Initialize dwarf_strict to -1.
7200 * toplev.c (process_options): Catch unset dwarf_strict
7201 and set to 0 for all targets not overriding.
7202 * config/darwin.c (darwin_override_options): Catch unset
7203 dwarf_strict and override to 1.
7205 2009-09-24 Jeff Law <law@redhat.com>
7207 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
7209 2009-09-24 Richard Guenther <rguenther@suse.de>
7211 PR tree-optimization/36143
7212 PR tree-optimization/38747
7213 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
7214 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
7216 2009-09-24 Jakub Jelinek <jakub@redhat.com>
7219 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
7220 return false instead of gcc_unreachable (). For CONST return the
7221 value returned by recursive call instead of always returning true.
7222 (tree_add_const_value_attribute): Return the value returned by
7223 add_const_value_attribute instead of always returning true if rtl
7226 2009-09-23 Justin Seyster <jrseys@gmail.com>
7228 * Makefile.in (PLUGIN_HEADERS): Include real.h.
7230 2009-09-24 Jakub Jelinek <jakub@redhat.com>
7232 * cgraphunit.c (cgraph_lower_function): Revert last change.
7233 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
7234 instead of DECL_NO_STATIC_CHAIN.
7235 * tree-cfg.c (verify_gimple_call): Likewise.
7236 * tree-nested.c (get_chain_decl, get_chain_field,
7237 convert_tramp_reference_op, convert_gimple_call): Likewise.
7238 (convert_all_function_calls): Likewise. Always set or clear
7239 DECL_STATIC_CHAIN initially, for !n->outer clear it.
7240 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
7241 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
7243 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
7244 DECL_NO_STATIC_CHAIN.
7245 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
7246 instead of DECL_NO_STATIC_CHAIN.
7247 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
7248 decl_function_context.
7249 * varasm.c (initializer_constant_valid_p): Likewise.
7250 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
7251 (DECL_STATIC_CHAIN): ... this.
7252 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
7253 instead of DECL_NO_STATIC_CHAIN.
7255 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
7256 Rafael Avila de Espindola <espindola@google.com>
7258 * gengtype.c (nb_plugin_files): Make it unsigned to match
7259 num_gt_files. Adjust other variables to avoid warnings.
7260 (main): Allocate an all zero lang_bitmap before each plugin file name
7261 to match regular file names.
7263 2009-09-23 Richard Henderson <rth@redhat.com>
7265 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
7266 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
7267 static chain passed in memory.
7268 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
7269 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
7270 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
7271 STATIC_CHAIN_REGNUM defined.
7273 * config/picochip/picochip-protos.h: s/class/klass/.
7274 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
7275 (picochip_static_chain): New.
7276 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
7277 (STATIC_CHAIN_INCOMING): Remove.
7279 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
7280 (xtensa_static_chain): New.
7281 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
7282 (STATIC_CHAIN_INCOMING): Remove.
7284 2009-09-23 Anatoly Sokolov <aesok@post.ru>
7286 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
7287 * config/pa/pa-protos.h (function_value): Remove.
7288 * config/pa/pa.c (pa_function_value): Rename from function_value.
7289 Make static, add 'outgoing' argument.
7290 (TARGET_FUNCTION_VALUE): Define.
7292 2009-09-23 Anatoly Sokolov <aesok@post.ru>
7294 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
7295 instead of cfun->machine->is_leaf.
7296 * config/avr/avr.h (machine_function): Remove is_leaf field.
7298 2009-09-23 Jakub Jelinek <jakub@redhat.com>
7301 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
7302 DW_OP_piece after DW_OP_stack_value, adjust size calculations
7303 for it, when DW_OP_stack_value and DW_OP_implicit_value has
7304 the same size, prefer DW_OP_stack_value.
7305 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
7306 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
7308 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
7311 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
7313 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
7316 * cfgexpand.c (convert_debug_memory_address): New.
7317 (expand_debug_expr): Convert base address and offset to the same
7318 mode. Use it to convert addresses to other modes. Accept
7321 2009-09-23 Dodji Seketeli <dodji@redhat.com>
7324 * function.h (types_used_by_vars_hash): Declare new hash table.
7325 (types_used_by_vars_eq, types_used_by_var_decl_insert): Declare
7326 equality and hash function for the hash table.
7327 (types_used_by_cur_var_decl): Declare a new global chained list.
7328 (types_used_by_var_decl_insert): Declare new function.
7329 * function.c (types_used_by_vars_hash): Define the hashtable ...
7330 (types_used_by_vars_eq, types_used_by_vars_do_hash): ... as well as
7331 its equality and hash functions.
7332 (hash_types_used_by_vars_entry): New hash helper.
7333 (types_used_by_cur_var_decl): Define the global chained list.
7334 (used_types_insert): Update the list of types used by the global
7335 variable being parsed.
7336 (types_used_by_var_decl_insert): Define new function.
7337 * c-common.h (record_types_used_by_current_var_decl): Declare ...
7338 * c-common.c (record_types_used_by_current_var_decl): ... new
7340 * c-decl.c (finish_decl): Record the types used by the global
7341 variable declaration we've just parsed.
7342 * dwarf2out.c (premark_used_types): Insert a new line between
7343 comment and function.
7344 (premark_used_types_helper): Fix comment.
7345 (premark_types_used_by_global_vars_helper,
7346 premark_types_used_by_global_vars): New functions.
7347 (prune_unused_types): Do not prune types used by global variables.
7349 2009-09-23 Richard Guenther <rguenther@suse.de>
7351 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
7352 produced for bigendian targets with promoted subregs.
7354 2009-09-23 Richard Guenther <rguenther@suse.de>
7356 * value-prof.c (gimple_ic): Purge old EH edges only after building
7359 2009-09-23 Nick Clifton <nickc@redhat.com>
7361 * config/arc/arc.c (arc_trampoline_init): Fix typo.
7363 2009-09-23 Jakub Jelinek <jakub@redhat.com>
7366 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
7369 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
7370 on non-nested functions.
7372 2009-09-23 Jakub Jelinek <jakub@redhat.com>
7373 Jan Hubicka <jh@suse.cz>
7375 * dwarf2out.c (loc_list_plus_const): Only define if
7376 DWARF2_DEBUGGING_INFO.
7377 (address_of_int_loc_descriptor): Likewise.
7380 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
7382 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
7385 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
7386 constant is more than zero.
7388 2009-09-23 Alan Modra <amodra@bigpond.net.au>
7391 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
7392 call final to emit non-scheduled prologue, instead insert at entry.
7394 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
7395 Joseph S. Myers <joseph@codesourcery.com>
7397 * doc/install.texi (*-*-freebsd*): Add proper format codes.
7399 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
7400 Rafael Avila de Espindola <espindola@google.com>
7402 * gengtype.c (is_file_equal): New function.
7403 (close_output_files): Use is_file_equal. Free of->buf.
7405 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
7406 Rafael Avila de Espindola <espindola@google.com>
7408 * gengtype.c (write_types, write_local): Add the output_header
7409 argument. Update all callers.
7411 2009-09-22 Dodji Seketeli <dodji@redhat.com>
7413 * dwarf2out.c (template_parameter_pack_die,
7414 gen_formal_parameter_pack_die ): New functions.
7415 (make_ith_pack_parameter_name): Remove this function.
7416 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
7417 DW_TAG_formal_parameter_pack.
7418 (gen_generic_params_dies): Represent each template parameter pack
7419 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
7420 represented by usual DW_TAG_template_*_parameter DIEs that are
7421 children of the DW_TAG_template_parameter_pack element DIE.
7422 (generic_parameter_die): This doesn't deal with parameter pack
7423 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
7424 of parameter pack DIEs.
7425 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
7426 in certain cases, e.g. for pack elements.
7427 (gen_formal_types_die, gen_decl_die): Adjust usage of
7428 gen_formal_parameter_die.
7429 (gen_subprogram_die): Represent each function parameter pack by a
7430 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
7431 represented by usual DW_TAG_formal_parameter DIEs that are children
7432 of the DW_TAG_formal_parameter_pack DIE. Remove references to
7433 ____builtin_va_alist decls as no part of the compiler uses those
7435 * langhooks.h (struct lang_hooks_for_decls): Add
7436 function_parm_expanded_from_pack_p, get_generic_function_decl
7437 and function_parameter_pack_p hooks. Fix comment for
7438 get_innermost_generic_parms hook.
7439 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
7440 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
7441 macros and use them to initialize lang_hook.
7443 2009-09-22 Richard Henderson <rth@redhat.com>
7445 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
7446 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
7447 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
7448 on TRAMPOLINE_TEMPLATE.
7449 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
7450 TRAMPOLINE_ADJUST_ADDRESS.
7451 * targhooks.c (default_asm_trampoline_template): Remove.
7452 (default_trampoline_adjust_address): Remove.
7453 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
7454 * targhooks.h: Update decls.
7456 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
7458 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
7459 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
7460 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
7462 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
7465 * reload1.c (reload): Reset debug insns with pseudos without
7468 2009-09-22 Janis Johnson <janis187@us.ibm.com>
7470 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
7471 unconditional true for decimal float modes.
7472 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
7473 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
7475 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
7477 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
7478 Enable a new case for __FreeBSD__ >= 7.
7479 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
7480 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
7481 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
7482 and USE_LD_AS_NEEDED.
7484 * doc/install.texi (*-*-freebsd*): Update target information.
7486 2009-09-22 Richard Guenther <rguenther@suse.de>
7489 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
7490 arrays really properly.
7492 2009-09-22 Richard Henderson <rth@redhat.com>
7495 * target.h (struct gcc_target): Add asm_out.trampoline_template,
7496 calls.static_chain, calls.trampoline_init,
7497 calls.trampoline_adjust_address.
7498 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
7499 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
7500 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
7501 * builtins.c (expand_builtin_setjmp_receiver): Use
7502 targetm.calls.static_chain; only clobber registers.
7503 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
7504 set up memory attributes properly for the trampoline block.
7505 (expand_builtin_adjust_trampoline): Use
7506 targetm.calls.trampoline_adjust_address.
7507 * calls.c (prepare_call_address): Add fndecl argument. Use
7508 targetm.calls.static_chain.
7509 * df-scan.c (df_need_static_chain_reg): Remove.
7510 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
7511 consolodate static chain handling.
7512 * doc/tm.texi: Document new hooks.
7513 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
7514 (init_emit_regs): Don't initialize them.
7515 * expr.h (prepare_call_address): Update decl.
7516 * final.c (profile_function): Use targetm.calls.static_chain.
7517 * function.c (expand_function_start): Likewise.
7518 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
7519 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
7520 only clobber registers.
7521 * targhooks.c (default_static_chain): New.
7522 (default_asm_trampoline_template, default_trampoline_init): New.
7523 (default_trampoline_adjust_address): New.
7524 * targhooks.h: Declare them.
7525 * varasm.c (assemble_trampoline_template): Use
7526 targetm.asm_out.trampoline_template. Make the memory block const
7529 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
7530 alpha_initialize_trampoline. Make static. Merge VMS parameter
7531 differences into the TARGET_ABI_OPEN_VMS code block.
7532 (TARGET_TRAMPOLINE_INIT): New.
7533 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
7534 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
7535 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
7536 (INITIALIZE_TRAMPOLINE): Remove.
7538 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
7539 (TRAMPOLINE_TEMPLATE): Merge with ...
7540 (INITIALIZE_TRAMPOLINE): ... this and move ...
7541 * config/arc/arc.c (arc_trampoline_init): ... here.
7542 (TARGET_TRAMPOLINE_INIT): New.
7544 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
7545 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
7546 (arm_asm_trampoline_template): New.
7547 (arm_trampoline_init, arm_trampoline_adjust_address): New.
7548 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
7549 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
7550 code to arm_asm_trampoline_template.
7551 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
7552 arm_trampoline_adjust_address.
7553 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
7554 adjust for target hook parameters.
7556 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
7559 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
7560 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
7561 (bfin_trampoline_init): Rename from initialize_trampoline;
7562 make static; update for target hook parameters.
7563 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
7564 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
7565 bfin_asm_trampoline_template.
7566 (INITIALIZE_TRAMPOLINE): Remove.
7568 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
7569 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
7570 cris_trampoline_init): New.
7571 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
7572 cris_asm_trampoline_template.
7573 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
7574 adjust for target hook parameters.
7576 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
7578 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
7579 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
7580 fr30_trampoline_init): New.
7581 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
7582 fr30_asm_trampoline_template.
7583 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
7584 adjust for target hook parameters.
7586 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
7587 (frv_trampoline_init): Rename from frv_initialize_trampoline;
7588 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
7589 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
7590 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
7592 * config/h8300/h8300.c (h8300_trampoline_init): New.
7593 (TARGET_TRAMPOLINE_INIT): New.
7594 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
7595 to h8300_trampoline_init and adjust for hook parameters.
7597 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
7598 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
7599 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
7600 make static; adjust for hook parameters.
7601 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
7603 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
7604 (TARGET_TRAMPOLINE_INIT): New.
7605 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
7606 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
7607 iq2000_asm_trampoline_template.
7608 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
7609 (TRAMPOLINE_CODE_SIZE): New.
7610 (TRAMPOLINE_SIZE): Use it.
7611 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
7613 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
7614 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
7615 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
7616 adjust for hook parameters.
7617 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
7619 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
7620 (m32r_trampoline_init): New.
7621 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
7622 m32r_trampoline_init.
7624 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
7625 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
7626 make static; update for hook parameters.
7627 * config/m68hc11/m68hc11-protos.h: Update.
7628 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
7630 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
7631 (TARGET_TRAMPOLINE_INIT): New.
7632 (mcore_function_value): Fix typo.
7633 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
7634 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
7635 to mcore_asm_trampoline_template.
7636 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
7638 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
7639 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
7640 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
7641 update for hook parameters.
7642 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
7644 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
7645 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
7646 mips_trampoline_init): New.
7647 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
7648 mips_asm_trampoline_template.
7649 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
7650 update for hook parameters.
7652 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
7653 (TARGET_TRAMPOLINE_INIT): New.
7654 (mmix_trampoline_size): Remove.
7655 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
7656 make static. Remove out-of-date tetra vs octa comment.
7657 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
7658 make static; update for hook parameters.
7659 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
7660 (INITIALIZE_TRAMPOLINE): Remove.
7661 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
7662 (TRAMPOLINE_ALIGNMENT): New.
7663 * gcc/config/mmix/mmix-protos.h: Update.
7665 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
7666 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
7667 mn10300_trampoline_init): New.
7668 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
7669 mn10300_asm_trampoline_template.
7670 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
7672 * config/moxie/moxie.c (moxie_static_chain,
7673 moxie_asm_trampoline_template, moxie_trampoline_init,
7674 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
7675 TARGET_TRAMPOLINE_INIT): New.
7676 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
7677 moxie_trampoline_init.
7678 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
7679 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
7681 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
7682 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
7683 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
7684 pa_trampoline_adjust_address): New.
7685 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
7686 pa_asm_trampoline_template.
7687 (TRAMPOLINE_ALIGNMENT): New.
7688 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
7689 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
7690 adjust for hook parameters.
7691 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
7693 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
7694 (TARGET_TRAMPOLINE_INIT): New.
7695 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
7696 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
7698 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
7700 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
7701 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
7702 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
7703 make static; adjust parameters for the hook.
7704 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
7706 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
7707 s390_trampoline_template; make static.
7708 (s390_trampoline_init): Rename from s390_initialize_trampoline;
7709 make static; adjust for target hook.
7710 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
7711 * config/s390/s390-protos.h: Remove trampoline decls.
7712 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
7713 (TRAMPOLINE_TEMPLATE): Remove.
7714 (TRAMPOLINE_ALIGNMENT): New.
7716 * config/score/score-protos.h (score_initialize_trampoline): Remove.
7717 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
7718 (TARGET_TRAMPOLINE_INIT): New.
7719 (score_asm_trampoline_template): New.
7720 (score_trampoline_init): Rename from score_initialize_trampoline;
7721 make static; adjust for hook parameters.
7722 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
7723 score[37]_asm_trampoline_template.
7724 (INITIALIZE_TRAMPOLINE): Remove.
7725 * config/score/score3.c (score3_asm_trampoline_template): New.
7726 (score3_trampoline_init): Rename from score3_initialize_trampoline;
7727 adjust for target hook.
7728 * config/score/score7.c (score7_asm_trampoline_template): New.
7729 (score7_trampoline_init): Rename from score7_initialize_trampoline;
7730 adjust for target hook.
7731 * config/score/score3.h, config/score/score7.h: Update.
7733 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
7734 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
7735 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
7736 (sh_trampoline_init): Rename from sh_initialize_trampoline;
7737 make static; adjust for target hook parameters.
7738 (sh_trampoline_adjust_address): New.
7739 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
7740 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
7742 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
7743 (sparc32_initialize_trampoline): Rename from
7744 sparc_initialize_trampoline; make static; replace tramp parameter
7745 with m_tramp and update memory accesses.
7746 (sparc64_initialize_trampoline): Similarly.
7747 (sparc_trampoline_init): New.
7748 * config/sparc/sparc-protos.h: Remove trampoline decls.
7749 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
7750 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
7752 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
7753 (array_to_constant): Make ARR parameter const.
7754 (spu_trampoline_init): Rename from spu_initialize_trampoline;
7755 make static; update for hook parameters.
7756 * config/spu/spu-protos.h: Update decls.
7757 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
7759 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
7760 from xstormy16_initialize_trampoline; make static; update for
7762 (TARGET_TRAMPOLINE_INIT): New.
7763 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
7765 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
7766 (TARGET_TRAMPOLINE_INIT): New.
7767 (v850_can_eliminate): Make static.
7768 (v850_asm_trampoline_template, v850_trampoline_init): New.
7769 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
7770 v850_asm_trampoline_template.
7771 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
7772 and adjust for target hook parameters.
7774 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
7775 (TARGET_TRAMPOLINE_INIT): New.
7776 (vax_asm_trampoline_template, vax_trampoline_init): New.
7777 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
7778 vax_asm_trampoline_template.
7779 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
7781 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
7782 (TARGET_TRAMPOLINE_INIT): New.
7783 (xtensa_asm_trampoline_template): Rename from
7784 xtensa_trampoline_template; make static.
7785 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
7786 make static; update for hook parameters.
7787 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
7788 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
7789 (INITIALIZE_TRAMPOLINE): Remove.
7791 * config/i386/i386.c (ix86_function_regparm): Do not issue an
7792 error for nested functions with regparm=3.
7793 (ix86_compute_frame_layout): Adjust frame pointer offset for
7794 ix86_static_chain_on_stack.
7795 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
7796 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
7797 don't reset to UNITS_PER_WORD.
7798 (ix86_emit_leave): Adjust ix86_cfa_state.
7799 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
7800 (ix86_static_chain): New.
7801 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
7802 make static; update for target hook parameters; use ix86_static_chain.
7803 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
7804 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
7805 (INITIALIZE_TRAMPOLINE): Remove.
7806 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
7807 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
7808 to the end. Add static_chain_on_stack.
7809 (ix86_static_chain_on_stack): New.
7811 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
7812 (m68k_output_mi_thunk): Don't use static_chain_rtx.
7813 (m68k_trampoline_init): New.
7814 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
7815 m68k_trampoline_init and adjust for hook parameters.
7816 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
7817 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
7819 2009-09-22 Jakub Jelinek <jakub@redhat.com>
7821 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
7822 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
7824 * reload1.c (reload): Call wrap_constant when substituting
7825 reg for equiv inside of DEBUG_INSNs.
7828 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
7829 add_call_src_coords_attributes, add_high_low_attributes,
7830 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
7831 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
7832 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
7833 when -gdwarf-2 -gstrict-dwarf.
7834 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
7835 -gdwarf-[23] -gstrict-dwarf.
7836 (address_of_int_loc_descriptor, loc_descriptor,
7837 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
7838 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
7839 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
7841 2009-09-22 Richard Guenther <rguenther@suse.de>
7843 PR tree-optimization/41428
7844 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
7845 (ccp_finalize): Pass it to substitute_and_fold.
7847 2009-09-22 Richard Guenther <rguenther@suse.de>
7849 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
7850 (substitute_and_fold): Adjust prototype.
7851 * tree-vrp.c (vrp_evaluate_conditional): Make static.
7852 (simplify_stmt_using_ranges): Likewise.
7853 (fold_predicate_in): Move here from tree-ssa-propagate.c.
7854 (vrp_fold_stmt): New function.
7855 (vrp_finalize): Pass it to substitute_and_fold.
7856 * tree-flow.h (vrp_evaluate_conditional): Remove.
7857 (simplify_stmt_using_ranges): Likewise.
7858 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
7859 * tree-ssa-copy.c (fini_copy_prop): Likewise.
7860 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
7862 (fold_predicate_in): Move to tree-vrp.c.
7863 (substitute_and_fold): Use the callback instead of calling into
7864 tree-vrp.c functions directly.
7866 2009-09-22 Jakub Jelinek <jakub@redhat.com>
7868 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
7869 comparison warning on rs6000.
7872 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
7873 GIMPLE_EH_MUST_NOT_THROW cleanup.
7874 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
7876 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
7879 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
7880 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
7881 LIB_SPEC for darwin10 and later since it always uses the unwinder in
7882 libSystem which is derived from the gcc 4.2.1 unwinder.
7884 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
7887 * varasm.c (default_encode_section_info): Copy TLS model into
7888 sym_ref flags regardless of backend support for TLS, for all
7889 model types except TLS_MODEL_EMULATED.
7891 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
7894 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
7895 we can handle it correctly.
7897 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
7899 * doc/install.texi (os2): Remove section.
7901 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
7903 * doc/standards.texi (Objective-C): Adjust two URLs.
7905 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
7907 * tree-tailcall.c (process_assignment): Don't check if a
7908 multiplication or an addition are already present.
7909 (find_tail_calls): Combine multiple additions and multiplications.
7910 (adjust_accumulator_values): Emit accumulators.
7912 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
7914 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
7915 xmm register restore.
7917 2009-09-21 Jan Hubicka <jh@suse.cz>
7919 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
7920 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
7923 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
7925 * stor-layout.c (layout_type): Remove obsolete code.
7927 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
7930 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
7932 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7935 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
7936 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
7937 (fold_builtin_2, do_mpc_arg1): Update accordingly.
7938 * fold-const.c (const_binop): Likewise.
7939 * real.h (do_mpc_arg2): Update prototype.
7941 2009-09-20 Jan Hubicka <jh@suse.cz>
7943 * dwarf2out.c (add_const_value_attribute): Return true if successful.
7944 (add_location_or_const_value_attribute): Rewrite using
7946 (tree_add_const_value_attribute): Return true if successful.
7947 (tree_add_const_value_attribute_for_decl): Likewise.
7949 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
7950 (loc_descriptor): ... here;
7951 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
7952 (cst_pool_loc_descr): Break out from ...; do not reffer constant
7953 pool items that was not marked for output.
7954 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
7955 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
7956 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
7957 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
7958 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
7959 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
7960 DW_OP_stack_value to get address of items that are not available
7962 (dw_loc_list): Handle single element lists correctly.
7964 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
7965 Pascal Obry <obry@adacore.com>
7967 * unwind-dw2-fde.c (classify_object_over_fdes):
7968 Cast the constant 1 to _Unwind_Ptr.
7969 (add_fdes): Likewise.
7970 (linear_search_fdes): Likewise.
7972 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
7974 * stor-layout.c (set_sizetype): Avoid useless type copy.
7976 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
7978 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
7980 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
7981 * configure, config.in: Regenerate.
7982 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
7984 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
7985 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
7986 for global data if the output could be used in a shared library.
7987 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
7988 to 0 if TARGET_WRITABLE_EH_FRAME.
7990 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
7992 PR rtl-optimization/39886
7993 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
7994 just when insn is equal to BB_END (bb).
7996 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
7998 * config/mips/mips.opt (mrelax-pic-calls): New option.
7999 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
8001 (mips_unspec_call): Change "unspec_call" expander into this.
8002 (mips_strip_unspec_call): New function.
8003 (mips_got_load): Call mips_unspec_call instead of
8004 gen_unspec_call<mode>.
8005 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
8007 (mips_cfg_in_reorg): New function.
8008 (mips16_lay_out_constants): Use it to decide whether to call
8009 CFG-aware insn splitting.
8010 (r10k_insert_cache_barriers): Move CFG set-up code from here to
8011 mips_reorg. Move DF set-up code from here ...
8012 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
8014 (mips_reorg): Call mips_df_reorg instead of
8015 r10k_insert_cache_barriers. Move CFG set-up code here from
8016 r10k_insert_cache_barriers.
8017 (mips_call_expr_from_insn): New function.
8018 (mips_pic_call_symbol_from_set): Likewise.
8019 (mips_find_pic_call_symbol): Likewise.
8020 (mips_annotate_pic_call_expr): Likewise.
8021 (mips_get_pic_call_symbol): Likewise.
8022 (mips_annotate_pic_calls): Likewise.
8023 (mips_override_options): Disable -mrelax-pic-calls unless PIC
8025 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
8026 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
8027 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
8029 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
8030 (unspec_call<mode>): Remove it.
8031 (sibcall_internal, sibcall_value_internal,
8032 sibcall_value_multiple_internal, call_internal, call_split,
8033 call_value_internal, call_value_split,
8034 call_value_multiple_internal, call_value_multiple_split): Pass
8035 SIZE_OPNO to MIPS_CALL.
8036 (call_internal_direct, call_direct_split,
8037 call_value_internal_direct, call_value_direct_split): Pass -1 as
8038 SIZE_OPNO to MIPS_CALL.
8039 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
8040 * configure: Regenerate.
8041 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
8042 and -mno-relax-pic-calls.
8043 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
8045 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8048 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
8049 in the directory this rule is called from, rather than the
8050 toplevel 'gcc' directory, to fix in-tree build.
8052 2009-09-19 Chris Demetriou <cgd@google.com>
8054 PR preprocessor/28435:
8055 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
8056 to cpplib that the preprocessor output is needed.
8058 2009-09-19 Jakub Jelinek <jakub@redhat.com>
8060 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
8061 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
8062 *return_and_restore_fpregs_<mode>,
8063 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
8066 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
8067 instead of assuming it has always a REG inside of it.
8069 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
8071 * config/freebsd.h: Update comment on types.
8072 (WINT_TYPE): Define.
8074 2009-09-18 Jason Merrill <jason@redhat.com>
8076 * c.opt: Add -fno-deduce-init-list.
8078 2009-09-18 Neil Vachharajani <nvachhar@google.com>
8080 * value-prof.c (interesting_stringop_to_profile_p): Added output
8081 argument to indicate which parameter is the size parameter.
8082 * value-prof.c (gimple_stringop_fixed_value): Use
8083 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
8084 * value-prof.c (gimple_stringops_transform): Update call sites to
8085 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
8087 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
8090 From David Binderman <dcb314@hotmail.com>:
8091 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
8092 local variable f. Remove stale comments.
8093 (ix86_compute_frame_layout): Remove useless local variable total_size.
8094 Remove #if 0'd code.
8095 (legitimate_address_p): Remove useless local variables
8096 reason_rtx and reason.
8097 (ix86_split_copysign_const): Remove useless local variable op1.
8098 (scale_counter): Remove useless local variable piece_size_mask.
8100 2009-09-18 Jakub Jelinek <jakub@redhat.com>
8102 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
8105 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
8108 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
8110 2009-09-17 Jakub Jelinek <jakub@redhat.com>
8112 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
8115 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
8117 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
8118 DW_OP_implicit_value even without dwarf_version 4.
8120 2009-09-17 Jan Hubicka <jh@suse.cz>
8122 * dwarf2out.c: Include tree-pass.h and gimple.h.
8123 (loc_list_plus_const): New function.
8124 (loc_descriptor_from_tree_1): Rename to ...
8125 (loc_descriptor_from_tree): ... remove original.
8126 (loc_list_from_tree): New function.
8127 (add_AT_location_description): Accept location list.
8128 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
8129 (concatn_mem_loc_descriptor): Remove.
8130 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
8132 (secname_for_decl): Move up.
8133 (hidden_reference_p): New function; break out from ...
8134 (loc_by_refernece): ... here; move up.
8135 (dw_loc_list): New function.
8136 (single_element_loc_list): New function.
8137 (single_element_loc_list_p): New function.
8138 (add_loc_descr_to_each): New function.
8139 (add_loc_list): New function.
8140 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
8141 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
8142 add diagnostics why expansion failed.
8143 (add_location_or_const_value_attribute): Support location lists.
8144 (add_bound_info): Likewise.
8145 (descr_info_loc): Update call of loc_descriptor_from_tree.
8146 (gen_variable_die): Work on location lists.
8147 * final.c (pass_final): Add dump file.
8148 * Makefile.in (dwarf2out.o): Add new dependencies.
8150 2009-09-17 Janis Johnson <janis187@us.ibm.com>
8153 * real.c decimal_from_integer, decimal_integer_string): New.
8154 (real_from_integer): Use them as special case for decimal float.
8155 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
8156 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
8157 Do not append zero after the decimal point in string to convert.
8159 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
8161 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
8162 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
8164 2009-09-17 Martin Jambor <mjambor@suse.cz>
8166 * common.opt (fipa-sra): New switch.
8167 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
8168 * timevar.def (TV_IPA_SRA): New timevar.
8169 * params.def (ipa-sra-ptr-growth-factor): New parameter.
8170 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
8171 * tree-sra.c: Include cgraph.c.
8172 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
8173 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
8174 and grp_not_necessarilly_dereferenced.
8175 (func_param_count): New variable.
8176 (encountered_apply_args): New variable.
8177 (bb_dereferences): New variable.
8178 (final_bbs): New variable.
8179 (no_accesses_representant): New variable.
8180 (no_accesses_p): New function.
8181 (dump_access): Dump the new fields.
8182 (sra_initialize): Set encountered_apply_args to false.
8183 (get_ssa_base_param): New function.
8184 (mark_parm_dereference): New function.
8185 (create_access): Caring for INIDRECT_REFs and different handling of
8186 varialble length accesses in early IPA SRA. Store the stmt - a new
8187 parameter - to the new access.
8188 (build_access_from_expr_1): New parameter stmt, passed to
8189 create_access. Handle INDIRECT_REFs.
8190 (build_access_from_expr): Pass the current statement to
8191 build_access_from_expr_1.
8192 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
8194 (build_accesses_from_assign): Pass the current statement to
8195 build_access_from_expr_1. Do not create assign links in IPA-SRA.
8196 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
8197 final_bbs when necessary. Check for calls to __builtin_apply_args.
8198 Fixup EH info if anythng was changed.
8199 (is_unused_scalar_param): New function.
8200 (ptr_parm_has_direct_uses): New function.
8201 (find_param_candidates): New function.
8202 (mark_maybe_modified): New function.
8203 (analyze_modified_params): New function.
8204 (propagate_dereference_distances): New function.
8205 (dump_dereferences_table): New function.
8206 (analyze_caller_dereference_legality): New function.
8207 (unmodified_by_ref_scalar_representative): New function.
8208 (splice_param_accesses): New function.
8209 (decide_one_param_reduction): New function.
8210 (enum ipa_splicing_result): New type.
8211 (splice_all_param_accesses): New function.
8212 (get_param_index): New function.
8213 (turn_representatives_into_adjustments): New function.
8214 (analyze_all_param_acesses): New function.
8215 (get_replaced_param_substitute): New function.
8216 (get_adjustment_for_base): New function.
8217 (replace_removed_params_ssa_names): New function.
8218 (sra_ipa_reset_debug_stmts): New function.
8219 (sra_ipa_modify_expr): New function.
8220 (sra_ipa_modify_assign): New function.
8221 (convert_callers): New function.
8222 (modify_function): New function.
8223 (ipa_sra_preliminary_function_checks): New function.
8224 (ipa_early_sra): New function.
8225 (ipa_early_sra_gate): New function.
8226 (pass_early_ipa_sra): New variable.
8227 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
8229 2009-09-17 Michael Matz <matz@suse.de>
8232 * tree.c (build_type_attribute_qual_variant): Export.
8233 * tree.h (build_type_attribute_qual_variant): Declare.
8234 * tree-inline.c (remap_type_1): Use it to build variants with
8235 the original qualifiers and attributes.
8237 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8239 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
8240 without a fallthrough edge.
8242 2009-09-16 DJ Delorie <dj@redhat.com>
8244 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
8245 chip and ignore the "fast_interrupt" attribute if so.
8247 2009-09-16 Richard Henderson <rth@redhat.com>
8250 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
8253 2009-09-16 Richard Henderson <rth@redhat.com>
8256 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
8257 is set only if DECL_NO_STATIC_CHAIN is unset.
8258 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
8259 (FOR_EACH_NEST_INFO): New.
8260 (walk_all_functions): Use it.
8261 (finalize_nesting_tree): Likewise.
8262 (unnest_nesting_tree): Likewise.
8263 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
8264 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
8265 (convert_gimple_call): Early out if gimple_call_chain already set.
8266 (convert_all_function_calls): Iterate until no new functions
8267 require a static chain.
8268 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
8269 when building a trampoline. Use dump_function_to_file instead
8271 (lower_nested_functions): Open dump_file. Validate that decls
8272 that have DECL_NO_STATIC_CHAIN from the front end don't have that
8273 bit reset by this pass.
8275 2009-09-16 Michael Matz <matz@suse.de>
8278 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
8279 shorten decl_common_unused.
8280 (DECL_RESTRICTED_P): New accessor.
8281 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
8282 to disambiguate marked decls and restrict pointers.
8284 2009-09-16 Richard Henderson <rth@redhat.com>
8287 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
8289 2009-09-16 Jakub Jelinek <jakub@redhat.com>
8291 * integrate.c (set_block_abstract_flags): Call
8292 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
8294 2009-09-16 Richard Guenther <rguenther@suse.de>
8297 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
8300 2009-09-16 DJ Delorie <dj@redhat.com>
8301 Kaz Kojima <kkojima@gcc.gnu.org>
8303 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
8304 (sh_expand_prologue): Update calls to output_stack_adjust.
8305 (sh_expand_epilogue): Likewise.
8307 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
8310 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
8311 trying to limit the extent of searches in the insn stream.
8313 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
8314 Jakub Jelinek <jakub@redhat.com>
8318 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
8320 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
8321 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
8322 (rs6000_savres_strategy): Always save FP registers inline if the
8323 target doesn't support hardware double-precision. Set the above
8324 bits in return value when needed.
8325 (rs6000_savres_routine_sym): Fix computation for cache selector.
8326 Mark the generated symbol as a function. Rename exitp argument to
8327 lr. Move code for determining the name of the symbol...
8328 (rs6000_savres_routine_name): ...here. New function. Add cases for
8329 getting the names right on AIX and 64-bit Linux.
8330 (savres_routine_name): New variable.
8331 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
8332 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
8333 on what the target routine uses as a base register. If savep && lr
8334 describe saving of r0 into memory slot.
8335 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
8336 line calls for AIX ABI.
8337 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
8338 determine FP save/restore functions.
8339 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
8340 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
8342 (rs6000_emit_epilogue): Adjust computation of restore_lr.
8343 Duplicate restoration of LR and execute the appropriate one
8344 depending on whether GPRs are being restored inline. Set r11 from
8345 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
8346 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
8347 Fix out of line calls for AIX ABI.
8348 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
8350 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
8352 (*restore_gpregs_spe): Likewise.
8353 (*return_and_restore_gpregs_spe): Likewise.
8354 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
8355 Define to empty string unconditionally.
8356 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
8357 Define to empty string unconditionally.
8358 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
8361 2009-09-15 Jan Hubicka <jh@suse.cz>
8363 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
8364 * params.def (inline-insns-auto): Likewise.
8366 2009-09-15 Martin Jambor <mjambor@suse.cz>
8368 * ipa-inline.c (estimate_function_body_sizes): Dump info about
8369 individual statements only at TDF_DETAILS dump level. Format
8370 source for 80 characters per line.
8372 2009-09-15 Christian Bruel <christian.bruel@st.com>
8374 * regrename.c (do_replace): Update REG_DEAD notes.
8376 2009-09-15 Revital Eres <eres@il.ibm.com>
8378 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
8379 * targhooks.c (default_builtin_support_vector_misalignment):
8380 New builtin function.
8381 * targhooks.h (default_builtin_support_vector_misalignment):
8383 * target.h (builtin_support_vector_misalignment):
8384 New field in struct gcc_target.
8385 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
8386 new builtin function.
8387 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
8389 * config/rs6000/rs6000.c
8390 (rs6000_builtin_support_vector_misalignment): New function.
8391 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
8393 2009-09-15 Jie Zhang <jie.zhang@analog.com>
8395 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
8397 (bfin_optimize_loop): Likewise.
8398 (bfin_gen_bundles): Likewise.
8399 (workaround_speculation): Likewise.
8400 (find_load): Return NULL_RTX for debug_insn.
8402 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
8404 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
8407 2009-09-14 DJ Delorie <dj@redhat.com>
8409 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
8410 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
8413 2009-09-14 Richard Henderson <rth@redhat.com>
8414 Jakub Jelinek <jakub@redhat.com>
8416 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
8417 * cfgbuild.c (make_edges): Handle asm goto.
8418 * cfglayout.c (fixup_reorder_chain): Likewise.
8419 * cfgrtl.c (patch_jump_insn): Likewise.
8420 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
8421 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
8422 (gimple_build_asm_vec): Add and use labels parameter.
8423 (gimple_build_asm): Remove.
8424 (walk_gimple_asm): Walk labels too.
8425 * gimple.def (GIMPLE_ASM): Update docs.
8426 * gimple.h: Update decls.
8427 (struct gimple_statement_asm): Change nc to use unsigned char;
8429 (gimple_asm_nlabels): New.
8430 (gimple_asm_label_op, gimple_asm_set_label_op): New.
8431 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
8432 into gimple_build_asm_vec.
8433 * jump.c (mark_jump_label_asm): New.
8434 (mark_jump_label): Use it.
8435 (redirect_jump_1): Handle asm goto.
8436 (invert_jump_1): Soft fail if X is null.
8437 * recog.c (extract_asm_operands): New.
8438 (asm_noperands): Use it; handle asm labels.
8439 (decode_asm_operands): Use extract_asm_operands.
8440 (asm_operand_ok): Properly handle empty string.
8441 * reg-stack.c (get_asm_operands_in_out): Rename from
8442 get_asm_operand_n_inputs; use extract_asm_operands; return both
8443 inputs and outputs by reference; update all callers.
8444 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
8445 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
8446 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
8447 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
8448 (extract_asm_operands): Declare.
8449 * stmt.c (expand_asm_operands): Add and use labels parameter.
8450 (check_unique_operand_names): Likewise.
8451 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
8452 (expand_asm_stmt): Handle asm labels.
8453 * tree-cfg.c (make_gimple_asm_edges): New.
8454 (make_edges): Use it.
8455 (cleanup_dead_labels): Handle asm labels.
8456 (is_ctrl_altering_stmt): Likewise.
8457 (gimple_redirect_edge_and_branch): Likewise.
8458 * tree.def (ASM_EXPR): Add 5th operand.
8459 * tree.h (ASM_LABELS): New.
8460 (resolve_asm_operand_names): Update decl.
8462 * c-parser.c (c_parser_asm_statement): Parse asm goto.
8463 (c_parser_asm_goto_operands): New.
8464 * c-tree.h (build_asm_expr): Update decl.
8465 * c-typeck.c (build_asm_expr): Add and use labels parameter.
8466 * doc/extend.texi: Document asm goto.
8468 2009-09-14 Richard Henderson <rth@redhat.com>
8470 * except.h: Update declarations.
8471 (struct pointer_map_t): Forward declare.
8472 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
8473 (struct eh_landing_pad_d, eh_landing_pad): New.
8474 (struct eh_catch_d, eh_catch): New.
8475 (struct eh_region_d): Remove next_region_sharing_label, aka,
8476 label, tree_label, landing_pad, post_landing_pad, resume,
8477 may_contain_throw. Rename region_number to index. Remove
8478 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
8479 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
8480 (VEC(eh_landing_pad,gc)): New.
8481 (struct eh_status): Remove last_region_number. Add lp_array,
8482 throw_stmt_table, ttype_data, ehspec_data.
8483 (ehr_next, FOR_ALL_EH_REGION_AT): New.
8484 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
8485 * except.c (lang_protect_cleanup_actions): Return tree.
8486 (struct ehl_map_entry): Remove.
8487 (init_eh_for_function): Push zero entries for region and lp_array.
8488 (gen_eh_region): Add to region_array immediately.
8489 (gen_eh_region_catch): Operate on eh_catch objects.
8490 (gen_eh_landing_pad): New.
8491 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
8492 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
8493 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
8494 (get_eh_landing_pad_from_number_fn): New.
8495 (get_eh_landing_pad_from_number): New.
8496 (get_eh_region_from_lp_number_fn): New.
8497 (get_eh_region_from_lp_number): New.
8498 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
8499 (get_exception_pointer, get_exception_filter): Remove.
8500 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
8501 (current_function_has_exception_handlers): Simplify.
8502 (bring_to_root, eh_region_replaceable_by_p): Remove.
8503 (replace_region, hash_type_list, hash_eh_region): Remove.
8504 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
8505 (label_to_region_map, num_eh_regions): Remove.
8506 (get_next_region_sharing_label, must_not_throw_labels): Remove.
8507 (find_exception_handler_labels): Remove.
8508 (duplicate_eh_regions_0, find_prev_try): Remove.
8509 (struct duplicate_eh_regions_data): New.
8510 (duplicate_eh_regions_1): Rewrite.
8511 (duplicate_eh_regions): Return a pointer map instead of an
8513 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
8514 (redirect_eh_edge_to_label): Remove.
8515 (eh_region_outermost): Rewrite using eh_region pointers
8516 instead of integers.
8517 (add_ttypes_entry): Update for ttype_data move to eh_status.
8518 (add_ehspec_entry): Rewrite with VEC instead of varray.
8519 (assign_filter_values): Likewise. Export.
8520 (build_post_landing_pads, connect_post_landing_pads): Remove.
8521 (dw2_build_landing_pads): Rewrite to use lp_array.
8522 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
8523 (sjlj_assign_call_site_values): Rewrite to use lp_array.
8524 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
8525 (sjlj_mark_call_sites): Update for landing pad numbers.
8526 (finish_eh_generation): Rewrite.
8527 (gate_handle_eh): Do nothing for no eh tree.
8528 (pass_rtl_eh): Move up near finish_eh_generation.
8529 (remove_eh_landing_pad): New.
8530 (remove_eh_handler): Export.
8531 (remove_eh_region, remove_eh_handler_and_replace): Remove.
8532 (for_each_eh_label): Rewrite to use lp_array.
8533 (make_reg_eh_region_note): New.
8534 (make_reg_eh_region_note_nothrow_nononlocal): New.
8535 (insn_could_throw_p): New.
8536 (copy_reg_eh_region_note_forward): New.
8537 (copy_reg_eh_region_note_backward): New.
8538 (check_handled, add_reachable_handler): Remove.
8539 (reachable_next_level, foreach_reachable_handler): Remove.
8540 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
8541 (get_eh_region_and_lp_from_rtx): New.
8542 (get_eh_region_from_rtx): New.
8543 (can_throw_internal_1, can_throw_external_1): Remove.
8544 (can_throw_internal): Use get_eh_region_from_rtx.
8545 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
8546 (insn_nothrow_p, can_nonlocal_goto): New.
8547 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
8548 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
8549 (add_action_record): Use VEC not varray.
8550 (collect_one_action_chain): Update for eh_region changes.
8551 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
8552 Use get_eh_region_and_lp_from_rtx.
8553 (gate_convert_to_eh_region_ranges): New.
8554 (pass_convert_to_eh_region_ranges): Use it.
8555 (push_uleb128, push_sleb128): Use VEC not varray.
8556 (output_one_function_exception_table): Likewise.
8557 (dump_eh_tree): Update for eh_region changes.
8558 (verify_eh_tree): Likewise.
8559 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
8560 * tree-eh.c: Include target.h.
8561 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
8562 Don't disallow GIMPLE_RESX; adjust argument check.
8563 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
8564 (record_stmt_eh_region): Update for landing pad numbers;
8565 generate a landing pad if necessary.
8566 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
8567 (remove_stmt_from_eh_lp_fn): Similarly.
8568 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
8569 Update for lp numbers; don't special case missing throw_stmt_table.
8570 (lookup_expr_eh_lp): Similarly.
8571 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
8572 (eh_seq, eh_region_may_contain_throw): New.
8573 (struct leh_state): Add ehp_region.
8574 (struct leh_tf_state): Remove eh_label.
8575 (emit_post_landing_pad): New.
8576 (emit_resx, emit_eh_dispatch): New.
8577 (note_eh_region_may_contain_throw): New.
8578 (frob_into_branch_around): Take eh_region not eh label;
8579 emit eh code into eh_seq.
8580 (honor_protect_cleanup_actions): Early exit for no actions. Don't
8581 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
8582 lower_eh_must_not_throw. Emit code to eh_seq.
8583 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
8584 (lower_try_finally_onedest): Likewise.
8585 (lower_try_finally_copy): Likewise.
8586 (lower_try_finally_switch): Likewise.
8587 (lower_try_finally): Initialize ehp_region.
8588 (lower_catch): Update for eh_catch objects.
8589 (lower_eh_filter): Don't handle must_not_throw.
8590 (lower_eh_must_not_throw): New.
8591 (lower_cleanup): Don't set eh_label.
8592 (lower_eh_constructs_2): Resolve eh builtins.
8593 Handle GIMPLE_EH_MUST_NOT_THROW.
8594 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
8595 Add eh_seq to the end of the function body.
8596 (make_eh_dispatch_edges): New.
8597 (make_eh_edge): Remove.
8598 (make_eh_edges): Simplify for landing pads.
8599 (redirect_eh_edge_1): New.
8600 (redirect_eh_edge): Use it.
8601 (redirect_eh_dispatch_edge): New.
8602 (stmt_could_throw_p): Use a switch. Allow RESX.
8603 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
8604 (stmt_can_throw_internal): Likewise.
8605 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
8606 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
8607 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
8608 (gate_refactor_eh): New.
8609 (pass_refactor_eh): Use it.
8610 (lower_resx, execute_lower_resx, pass_lower_resx): New.
8611 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
8612 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
8613 (remove_unreachable_handlers): Rename from
8614 tree_remove_unreachable_handlers; rewrite for landing pads;
8615 call remove_eh_handler directly.
8616 (remove_unreachable_handlers_no_lp): New.
8617 (unsplit_eh, unsplit_all_eh): New.
8618 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
8619 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
8620 (cleanup_empty_eh_unsplit): New.
8621 (cleanup_empty_eh): Rewrite.
8622 (cleanup_all_empty_eh): New.
8623 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
8624 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
8625 (gate_cleanup_eh): New.
8626 (pass_cleanup_eh): Use it.
8627 (verify_eh_edges): Move later in file. Expect one EH edge.
8628 (verify_eh_dispatch_edge): New.
8630 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
8631 (gtype-desc.o): Add TARGET_H.
8632 (tree.o): Use EXCEPT_H, not except.h.
8633 (cfgbuild.o): Add EXPR_H.
8634 (GTFILES): Add vecprim.h.
8635 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
8636 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
8637 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
8638 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
8639 * calls.c (emit_call_1): Use make_reg_eh_region_note.
8640 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
8641 calls to can_throw_internal.
8642 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
8643 (make_edges): Don't handle RESX; use can_nonlocal_goto.
8644 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
8645 (expand_gimple_stmt): Use make_reg_eh_region_note.
8646 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
8647 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
8648 or find_exception_handler_labels.
8649 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
8650 there is exacly one EH edge. Use can_nonlocal_goto and
8652 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
8653 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
8654 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
8655 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
8656 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
8657 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
8658 * dse.c (scan_insn): Use insn_could_throw_p.
8659 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
8660 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
8661 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
8662 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
8663 EXC_PTR_EXPR or FILTER_EXPR.
8664 (tree_expr_nonzero_warnv_p): Likewise.
8665 * function.h: Include vecprim.h, not varray.h
8666 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
8667 move ttype_data and ehspec_data members to struct eh_status; change
8668 action_record_data member to a VEC.
8669 * gcse.c (hash_scan_set): Use can_throw_internal.
8670 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
8671 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
8672 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
8673 (block_may_fallthru): Don't handle RESX_EXPR.
8674 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
8675 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
8676 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
8677 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
8678 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
8679 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
8680 (gimple_size): Likewise.
8681 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
8682 (gimple_build_resx): Use gimple_build_with_ops.
8683 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
8684 (is_gimple_val): Likewise.
8685 (is_gimple_stmt): Remove RESX_EXPR.
8686 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
8687 (GIMPLE_RESX): Reorder with other EH constructs.
8688 * gimple.h (struct gimple_statement_eh_mnt): New.
8689 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
8690 (gimple_eh_filter_must_not_throw): Remove.
8691 (gimple_eh_filter_set_must_not_throw): Remove.
8692 (gimple_eh_must_not_throw_fndecl): New.
8693 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
8694 (is_gimple_resx): New.
8695 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
8696 Don't copy EH_FILTER_MUST_NOT_THROW.
8697 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
8698 * ipa-inline.c (estimate_function_body_sizes): Don't try to
8699 handle must_not_throw_labels specially.
8700 * ipa-pure-const.c (check_call): Update debug statement for LP.
8701 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
8702 * ipa-utils.c (get_base_var): Likewise.
8703 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
8704 * lower-subreg.c (move_eh_region_note): Remove.
8705 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
8706 * omp-low.c (new_omp_context): Update for eh_lp_nr.
8707 (create_task_copyfn): Likewise.
8708 (maybe_catch_exception): Use gimple_build_eh_filter.
8709 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
8710 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
8711 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
8712 and pass_lower_resx.
8713 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
8714 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
8715 can_throw_internal, can_nonlocal_goto.
8716 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
8717 copy_reg_eh_region_note_forward.
8718 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
8719 (emit_output_reload_insns): Likewise.
8720 (copy_eh_notes): Remove.
8721 * rtl.def (RESX): Remove.
8722 * rtl.h: Update declarations.
8723 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
8724 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
8725 (update_eh_label): Remove.
8726 (cleanup_dead_labels_eh): New.
8727 (cleanup_deal_labels): Use it instead of update_eh_label.
8728 (gimple_merge_blocks): Update landing pad data structure when
8729 removing a landing pad label.
8730 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
8731 test; handle GIMPLE_EH_MUST_NOT_THROW.
8732 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
8733 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
8734 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
8735 (verify_stmt): Likewise. Verify landing pads.
8736 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
8737 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
8738 (struct move_stmt_d): Add eh_map.
8739 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
8740 (move_stmt_r): Remap eh region numbers in builtin calls,
8741 resx and eh_dispatch.
8742 (move_block_to_fn): Remove eh_offset parameter. Use
8743 maybe_duplicate_eh_stmt_fn.
8744 (find_outermost_region_in_block): Operate on eh_region pointers
8745 instead of region numbers.
8746 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
8747 duplicate_eh_regions.
8748 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
8749 test earlier. Disallow EH landing pads.
8750 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
8751 * tree-flow.h: Update declarations.
8752 (struct tree_ann_common_d): Replace rn with lp_nr.
8753 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
8754 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
8755 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
8756 resx and eh_dispatch.
8757 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
8758 (copy_edges_for_bb): Use make_eh_dispatch_edges.
8759 (copy_cfg_body): Expect eh_map instead of eh_region_offset
8760 from duplicate_eh_regions.
8761 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
8762 update RESX; handle EH_DISPATCH.
8763 (expand_call_inline): Set eh_lp_nr, not eh_region.
8764 (maybe_inline_call_in_expr): Likewise.
8765 * tree-inline.h (struct copy_body_data): Replace eh_region with
8766 eh_lp_nr, eh_region_offset with eh_map.
8767 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
8768 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
8769 * tree-pretty-print.c (dump_generic_node): Don't handle
8770 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
8771 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
8772 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
8773 EXC_PTR_EXPR, FILTER_EXPR.
8774 * tree-ssa-operands.c (get_expr_operands): Likewise.
8775 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
8776 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
8777 (ao_ref_init_from_vn_reference): Likewise.
8778 * tree-ssa-sink.c (statement_sink_location): Likewise.
8779 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
8780 (mark_virtual_phi_result_for_renaming): Export. Tidy.
8781 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
8782 EXC_PTR_EXPR, FILTER_EXPR.
8783 (is_exception_related): Remove.
8784 (compute_avail): Don't call it.
8785 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
8786 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
8787 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
8788 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
8790 (build_resx): Remove.
8791 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
8792 * tree.h: Update declarations.
8793 (EH_FILTER_MUST_NOT_THROW): Remove.
8794 (struct tree_label_decl): Add eh_landing_pad_nr.
8795 (EH_LANDING_PAD_NR): New.
8796 * value-prof.c (gimple_ic): Tidy variable names. Update for
8797 landing pad numbers.
8798 (gimple_stringop_fixed_value): Tidy variable names. Assert
8799 that neither call stmt can throw.
8800 * vecprim.h (uchar): New.
8801 (VEC(uchar,heap), VEC(uchar,gc)): New.
8803 * c-common.c (c_define_builtins): Update call to
8804 build_common_builtin_nodes.
8805 * c-parser.c (c_parse_file): Don't call
8806 default_init_unwind_resume_libfunc.
8808 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
8810 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
8811 (mips_cprestore_address_p): Likewise.
8812 (mips_save_gp_to_cprestore_slot): Likewise.
8813 (mips_restore_gp): Rename to...
8814 (mips_restore_gp_from_cprestore_slot): ...this.
8815 (mips_must_initialize_gp_p): Declare.
8816 (mips_emit_save_slot_move): Likewise.
8817 (mips_output_load_label): Return nothing.
8818 (mips_eh_uses): Declare.
8819 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
8820 (TARGET_CPRESTORE_DIRECTIVE): New macro.
8821 (TARGET_ABSOLUTE_JUMPS): Likewise.
8822 (EH_USES): Likewise.
8823 (FIRST_PSEUDO_REGISTER): Update comment.
8824 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
8825 (MIPS_CALL): ...here.
8826 (REGISTER_NAMES): Add $cprestore.
8827 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
8828 Add load_label_length, has_inflexible_gp_insn_p,
8829 has_flexible_gp_insn_p, must_initialize_gp_p and
8830 must_restore_gp_when_clobbered_p.
8831 (mips_expand_call): Don't generate split instructions here.
8832 (mips_split_call): Update the call to mips_restore_gp after
8833 the above name change.
8834 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
8835 (mips_find_gp_ref): New function.
8836 (mips_insn_has_inflexible_gp_ref_p): Likewise.
8837 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
8838 (mips_insn_has_flexible_gp_ref_p): Likewise.
8839 (mips_cfun_has_flexible_gp_ref_p): Likewise.
8840 (mips_function_has_gp_insn): Delete.
8841 (mips_global_pointer): Drop the df_regs_ever_live_p check.
8842 Use the new functions above. Only return INVALID_REGNUM
8843 for TARGET_ABSOLUTE_JUMPS.
8844 (mips_must_initialize_gp_p): New function.
8845 (mips_get_cprestore_base_and_offset): New function, extracted from...
8846 (mips_cprestore_slot): ...here. Take a bool parameter.
8847 (mips_cfun_has_cprestore_slot_p): New function.
8848 (mips_cprestore_address_p): Likewise.
8849 (mips_save_gp_to_cprestore_slot): Likewise.
8850 (mips_restore_gp): Rename to...
8851 (mips_restore_gp_from_cprestore_slot): ...this. Assert
8852 epilogue_completed. Update the call to mips_cprestore_slot.
8853 Test cfun->machine->must_restore_gp_when_clobbered_p.
8854 (mips_direct_save_slot_move_p): New function.
8855 (mips_emit_save_slot_move): Likewise.
8856 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
8857 of cfun->machine->global_pointer.
8858 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
8859 (mips_save_reg): Use mips_emit_save_slot_move.
8860 (mips_expand_prologue): Set must_initialize_gp_p.
8861 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
8862 for all cprestore saves. Emit a use_cprestore instruction after
8863 setting up the cprestore slot.
8864 (mips_restore_reg): Use mips_emit_save_slot_move.
8865 (mips_process_load_label): New function.
8866 (mips_load_label_length): Likewise.
8867 (mips_output_load_label): Don't return asm: output it here instead.
8868 Use mips_process_load_label.
8869 (mips_adjust_insn_length): Adjust the length of branch instructions
8870 that have length MAX_PIC_BRANCH_LENGTH.
8871 (mips_output_conditional_branch): Update the call to
8872 mips_output_load_label. Assume the branch target is OPERANDS[0]
8873 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
8874 (mips_output_order_conditional_branch): Swap the meaning of
8875 OPERANDS[0] and OPERANDS[1].
8876 (mips_variable_issue): Don't count ghost instructions.
8877 (mips_expand_ghost_gp_insns): New function.
8878 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
8879 (mips_output_mi_thunk): Set must_initialize_gp_p.
8880 (mips_eh_uses): New function.
8881 * config/mips/predicates.md (cprestore_save_slot_operand)
8882 (cprestore_load_slot_operand): New predicates.
8883 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
8884 (UNSPEC_MOVE_GP): Likewise.
8885 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
8886 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
8887 (CPRESTORE_SLOT_REGNUM): New register.
8888 (MAX_PIC_BRANCH_LENGTH): New constant.
8889 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
8890 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
8891 branches. Fix commentary.
8892 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
8893 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
8894 Change type to "ghost".
8895 (loadgp_absolute_<mode>): Likewise.
8896 (loadgp_rtp_<mode>): Likewise.
8897 (copygp_mips16): Likewise.
8898 (loadgp_blockage): Remove redundant mode attribute.
8899 (potential_cprestore): New instruction.
8900 (cprestore): Turn into an unspec set.
8901 (use_cprestore): New instruction.
8902 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
8903 (*branch_fp_inverted): Likewise.
8904 (*branch_order<mode>): Likewise.
8905 (*branch_order<mode>_inverted): Likewise.
8906 (*branch_equality<mode>): Likewise.
8907 (*branch_equality<mode>_inverted): Likewise.
8908 (*branch_bit<bbv><mode>): Likewise.
8909 (*branch_bit<bbv><mode>_inverted): Likewise.
8910 (*branch_equality<mode>_mips16): Remove redundant mode.
8911 (jump): Turn into a define_expand.
8912 (*jump_absolute): New instruction.
8913 (*jump_pic): Likewise.
8914 (*jump_mips16): Rename previously-unnamed pattern. Remove
8915 redundant mode attribute.
8916 (restore_gp): Split on epilogue_completed rather than
8917 reload_completed. Change type to "ghost".
8918 (move_gp<mode>): New instruction.
8919 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
8920 Remove redundant mode attribute.
8921 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
8922 (bc1any4f, bc1any2t, bc1any2f): Likewise.
8923 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
8925 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
8928 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
8929 are returned in the same register (vs34 or v2) that Altivec vector
8930 types are returned in.
8931 (rs6000_libcall_value): Ditto.
8934 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
8935 instead of explicit addsi3/adddi3 calls.
8936 (rs6000_split_multireg_move): Ditto.
8937 (rs6000_emit_allocate_stack): Ditto.
8938 (rs6000_emit_prologue): Ditto.
8939 (rs6000_output_mi_thunk): Ditto.
8941 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
8942 size is 64 bits if we can use 64-bit registers.
8944 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
8946 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
8949 From Jie Zhang <jie.zhang@analog.com>:
8950 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
8951 save FP and RETS with saveall attribute.
8952 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
8953 with saveall attribute.
8955 * config/bfin/bfin.c (bfin_expand_builtin,
8956 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
8959 From Jie Zhang <jie.zhang@analog.com>:
8960 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
8961 before use in two places.
8962 * config/bfin/bfin.md (AREG): Define mode iterator.
8963 (reload_in, reload_out): Use mode iterator AREG.
8965 2009-09-14 Richard Guenther <rguenther@suse.de>
8968 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
8969 EH personality path.
8971 2009-09-13 Richard Guenther <rguenther@suse.de>
8972 Rafael Avila de Espindola <espindola@google.com>
8974 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
8975 (LANG_HOOKS_EH_PERSONALITY): Likewise.
8976 (LANG_HOOKS_INITIALIZER): Adjust.
8977 (lhd_pass_through_t): Declare.
8978 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
8980 * langhooks.c (lhd_pass_through_t): New function.
8981 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
8982 dwarf2out_begin_prologue): Use personality from current_function_decl.
8983 * expr.h (get_personality_function): Declare.
8984 * expr.c (get_personality_function): New function.
8985 (build_personality_function): Likewise.
8986 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
8987 (eh_personality_libfunc): Remove.
8988 * optabs.c (build_libfunc_function): New function split out from ...
8989 (init_one_libfunc): ... here.
8990 * tree.h (DECL_FUNCTION_PERSONALITY): New.
8991 (tree_function_decl): Add personality.
8992 (lhd_gcc_personality): Declare.
8993 (build_personality_function): Likewise.
8994 * tree.c (gcc_eh_personality_decl): New.
8995 (lhd_gcc_personality): New function.
8996 * except.h (lang_eh_runtime_type): Remove.
8997 (enum eh_personality_kind): New.
8998 (build_personality_function): Declare.
8999 (function_needs_eh_personality): Declare.
9000 * except.c (lang_eh_runtime_type): Remove.
9001 (function_needs_eh_personality): New function.
9002 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
9003 (sjlj_emit_function_enter, output_function_exception_table):
9004 Use personality from current_function_decl.
9005 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
9006 * tree-inline.c (tree_can_inline_p): Do not inline across different
9008 (expand_call_inline): Likewise. Adjust the callers EH personality.
9009 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
9010 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
9011 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
9012 (c-parser.o): Likewise
9013 * c-tree.h (c_eh_initialized_p): Remove.
9014 (c_maybe_initialize_eh): Likewise.
9015 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
9016 (finish_decl): Don't call c_maybe_initialize_eh.
9017 (c_eh_initialized_p): Remove.
9018 (c_maybe_initialize_eh): Likewise.
9019 * c-parser.c (c_parser_omp_construct): Likewise.
9020 (c_parse_file): Initialize exception handling.
9022 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
9024 * config.gcc (tm_file): Remove i386/biarch32.h
9025 for i?86-w64-mingw* case.
9026 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
9028 * config.host: Set for x64 mingw the option
9029 use_long_long_for_widest_fast_int to yes.
9031 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
9033 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
9034 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
9035 (dbxout_begin_function): Likewise.
9036 * final.c (dwarf2_debug_info_emitted_p): New predicate.
9037 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
9038 set on the function.
9039 (final_end_function): Likewise.
9040 (final_scan_insn): Likewise.
9041 (rest_of_handle_final): Likewise.
9042 * varasm.c (assemble_start_function): Likewise.
9043 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
9045 2009-09-12 Jason Merrill <jason@redhat.com>
9047 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
9048 * opts.c (common_handle_option): constify.
9050 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
9052 * doc/install.texi (avr): Remove obsolete reference site.
9054 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
9056 * doc/install.texi (Binaries): Adjust AIX link.
9058 2009-09-12 Akim Demaille <demaille@gostai.com>
9060 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
9061 Use an imperative sentence.
9063 2009-09-11 Richard Henderson <rth@redhat.com>
9065 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
9066 structure-name and has-tree-operands arguments; update all entries.
9067 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
9069 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
9070 (gsstruct_code_size): New.
9071 (gss_for_code_): New.
9072 (gss_for_code): Remove.
9073 (gimple_size): Rewrite using gsstruct_code_size.
9074 (gimple_statement_structure): Move to gimple.h.
9075 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
9076 (gss_for_code, gimple_statement_structure): New.
9077 (gimple_ops): Use new arrays; tidy.
9079 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9081 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
9082 operand to be a PLUS expression.
9083 * config/pa/pa.c (pa_secondary_reload): Likewise.
9085 2009-09-11 Jakub Jelinek <jakub@redhat.com>
9087 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
9089 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
9092 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
9094 From Jie Zhang <jie.zhang@analog.com>:
9095 * doc/extend.texi (node Function Attributes): Document l2
9097 (node Blackfin Variable Attributes): Document l2 variable attributes.
9099 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
9101 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
9102 to match the system compiler's configuration at inflection point.
9103 Add comment to remark a remaining difference with system compiler.
9105 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
9106 * configure: Regenerate.
9108 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
9110 From Jie Zhang <jie.zhang@analog.com>:
9111 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
9112 (bfin_handle_l2_attribute): New.
9113 (bfin_attribute_table): Add l2 attribute.
9115 2009-09-11 Michael Matz <matz@suse.de>
9118 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
9119 on the local_decls list.
9121 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
9125 * cselib.c (cselib_expand_value_rtx_cb): Document callback
9127 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
9128 for VALUEs, to implement the documented interface.
9129 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
9130 Adjust for VALUEs and anything else, to implement the
9131 documented interface.
9133 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
9135 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
9136 with actual SPE/paired vector modes before using 64-bit alignment.
9137 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
9139 2009-09-10 DJ Delorie <dj@redhat.com>
9141 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
9144 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
9145 * config/mep/mep.c (mep_legitimate_constant_p): New.
9146 * config/mep/mep-protos.h: Prototype it.
9148 2009-09-10 Richard Henderson <rth@redhat.com>
9150 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
9152 2009-09-10 Jason Merrill <jason@redhat.com>
9154 * tree.c (chain_index): New fn.
9155 * tree.h: Declare it.
9157 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9159 * config/sol2-c.c (cmn_err_length_specs): Initialize
9160 scalar_identity_flag.
9162 2009-09-10 Richard Henderson <rth@redhat.com>
9164 * tree.h (struct tree_decl_common): Move align member earlier;
9165 move label_decl_uid member ...
9166 (struct tree_label_decl): ... here.
9167 (LABEL_DECL_UID): Update to match.
9169 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
9172 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
9173 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
9175 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
9176 dest_prev if the edge is complex.
9178 * tree-cfg.c (is_ctrl_stmt): Use a switch.
9180 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
9181 loop latch tests earlier.
9183 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
9184 before GIMPLE_RETURN, not after its predecessor; insert
9187 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
9188 gimple_seq_empty_p to test for no PHI nodes.
9189 * tree-cfg.c (split_critical_edges): Likewise.
9191 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
9193 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
9195 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
9196 introduced by the VTA branch merge.
9198 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
9200 * ira-conflicts.c: Use fputs or putc instead of fprintf
9204 * tree-switch-conversion.c: Ditto.
9206 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
9208 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
9209 introduced by the VTA branch merge.
9211 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
9214 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
9216 PR rtl-optimization/39779
9217 * expr.c (convert_modes): Return when mode == oldmode after
9218 CONST_INTs are processed.
9220 2009-09-10 Nick Clifton <nickc@redhat.com>
9222 * config/mep/mep.c (mep_encode_section_info): Copy weakness
9223 attribute and referring decl when creating renamed symbol.
9225 2009-09-10 Richard Guenther <rguenther@suse.de>
9228 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
9230 (cgraph_finalize_compilation_unit): Compute reachability
9231 before emitting thunks. Properly process aliases before
9232 possibly removing unreachable nodes.
9234 2009-09-10 Richard Guenther <rguenther@suse.de>
9237 * tree.c (struct free_lang_data_d): Add worklist member.
9238 (find_decls_types_r): Push onto the worklist instead of recursing.
9239 Handle TREE_BINFOs properly.
9240 (find_decls_types): New function wrapped around find_decls_types_r
9241 to process the worklist.
9242 (find_decls_types_in_eh_region): Use it.
9243 (find_decls_types_in_node): Likewise.
9244 (find_decls_types_in_var): Likewise.
9245 (free_lang_data_in_cgraph): Likewise. Free the worklist.
9246 * tree.h (RECORD_OR_UNION_TYPE_P): New.
9247 (AGGREGATE_TYPE_P): Adjust.
9249 2009-09-09 Jason Merrill <jason@redhat.com>
9251 * configure.ac: Check glibc version even if we have an in-tree
9254 2009-09-09 Anthony Green <green@moxielogic.com>
9256 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
9257 the constant 0 when appropriate.
9258 * config/moxie/constraints.md: Add constraint O.
9260 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
9261 to pass up to 6 32-bit argument values in registers.
9262 (moxie_function_arg): Ditto.
9263 (moxie_arg_partial_bytes): Ditto.
9264 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
9265 (REG_PARM_STACK_SPACE): Ditto.
9266 (FUNCTION_ARG_REGNO_P): Ditto.
9268 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
9269 instruction to allocate stack space.
9271 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
9273 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
9274 unnecessarily stringent constraints. Fix address
9275 calculation in the splitters.
9277 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
9279 PR rtl-optimization/39779
9280 * expr.c (convert_modes): Return when mode == oldmode after
9281 CONST_INTs are processed.
9283 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
9286 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
9287 (ix86_expand_prologue): Take frame.padding0 into logic of
9289 (ix86_expand_epilogue): Likewise.
9291 2009-09-09 Jakub Jelinek <jakub@redhat.com>
9293 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
9295 (SHLIB_LINK, SHLIB_INSTALL): Use them.
9296 * config/t-slibgcc-libgcc: New file.
9297 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
9299 2009-09-09 Martin Jambor <mjambor@suse.cz>
9301 PR tree-optimization/41089
9302 * tree-sra.c (find_var_candidates): Do not consider va_lists in
9305 2009-09-09 Richard Henderson <rth@redhat.com>
9307 * gimple.h (CASE_GIMPLE_OMP): New.
9308 (is_gimple_omp): Use it.
9309 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
9310 (verify_gimple_debug): Likewise.
9312 2009-09-09 Richard Guenther <rguenther@suse.de>
9314 PR tree-optimization/41101
9315 * tree-ssa-pre.c (maximal_set): Remove.
9316 (compute_antic_aux): Treat the maximal set as implicitly all ones.
9317 Defer all blocks we didn't visit at least one successor.
9318 (add_to_exp_gen): Do not add to the maximal set.
9319 (make_values_for_phi): Likewise.
9320 (compute_avail): Likewise.
9321 (init_pre): Do not allocate the maximal set.
9322 (execute_pre): Do not dump it.
9324 2009-09-09 Martin Jambor <mjambor@suse.cz>
9326 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
9327 an SSA_NAME rather than a is_gimple_variable.
9329 2009-09-09 Richard Guenther <rguenther@suse.de>
9332 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
9333 code dealing with plain pointer bases.
9334 (maybe_fold_offset_to_reference): Likewise.
9335 (maybe_fold_stmt_addition): Adjust.
9337 2009-09-09 Richard Guenther <rguenther@suse.de>
9339 * tree.c (free_lang_data_in_type): Do not free the type variant
9341 (free_lang_data): Merge char_type_node with its properly signed
9343 (pass_ipa_free): Collect after freeing language specific data.
9345 2009-09-09 Michael Matz <matz@suse.de>
9348 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
9349 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
9350 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
9353 2009-09-08 DJ Delorie <dj@redhat.com>
9355 * config/mep/mep.c (conversions[]): Add "ml" pattern.
9357 2009-09-04 Jason Merrill <jason@redhat.com>
9359 * tree.c (tree_find_value): Remove.
9360 * tree.h: Remove prototype.
9361 * varasm.c (assemble_external): Use value_member instead.
9363 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
9365 * toplev.c (process_options): Choose default debugging type when
9366 gtoggle enables debug info and type is unset.
9368 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
9372 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
9375 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
9377 * configure: Rebuilt with modified libtool.m4.
9379 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
9384 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
9386 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
9388 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
9389 (remove_statement): Likewise.
9390 (rewrite_use_nonlinear_expr): Adjust.
9391 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
9392 * tree-ssa.c (release_defs_bitset): ... this. New.
9393 * tree-flow.h (release_defs_bitset): Declare.
9395 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
9398 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
9399 in the middle block.
9401 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
9403 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
9404 via intptr_t to long type.
9405 (insert_operand_rank): Cast long type via intptr_t to
9407 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
9409 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
9410 from pointer to unsigned via uintptr_t.
9412 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
9413 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
9415 * configure: Regenerated.
9416 * config.in: Regenerated
9417 * system.h (stdint.h): Add include.
9418 (inttypes.h): Likewise.
9419 * Makefile.in (aclocal): Add config/stdint.m4.
9420 * aclocal.m4: Regenerated.
9422 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
9424 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
9426 (note_np_check_stores): New function.
9427 (harmless_null_pointer_p): New function.
9428 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
9429 changed. Take into account whether we're in the shadow of a condjump
9430 that tested NP_REG for NULL.
9431 Lose all code that tested for SEQUENCEs.
9432 (workaround_speculation): Avoid inserting NOPs for loads that are
9433 either always executed or a NULL pointer.
9435 2009-09-08 Jan Hubicka <jh@suse.cz>
9437 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
9438 * params.def (early-inlining-insns): Likewise.
9440 2009-09-08 Jakub Jelinek <jakub@redhat.com>
9442 PR rtl-optimization/41239
9443 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
9444 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
9446 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
9447 across calls, as the calls might not always return normally.
9448 (call_may_noreturn_p): New function.
9449 (deps_analyze_insn): Update last_function_call_may_noreturn list.
9450 (init_deps): Initialize it.
9451 (remove_from_deps): Also remove calls from
9452 last_function_call_may_noreturn list.
9454 2009-09-07 Richard Henderson <rth@redhat.com>
9456 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
9457 more VR->OPERANDS than LHS operands. Free LHS before returning.
9459 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
9461 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
9462 (attr "addrtype"): New member "spreg".
9463 Use it if mem_spfp_address_operand is true for the address.
9464 (attr "type"): New entry "stall".
9465 (cpu_unit "load"): New.
9466 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
9468 (insn_reservation "loadsp"): New.
9469 (insn_reservation "load_stall1"): New.
9470 (insn_reservation "load_stall3"): New.
9472 * config/bfin/predicates.md (const1_operand, const3_operand): New.
9473 (mem_p_address_operand): Exclude stack and frame pointer based
9475 (mem_spfp_address_operand): New; match them here.
9476 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
9477 (bfin_reorg): Call it if scheduling insns.
9478 (bfin_gen_bundles): Remove dummy insns created by
9479 add_sched_insns_for_speculation.
9481 From Jie Zhang <jie.zhang@analog.com>:
9482 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
9483 bfin_si_revision, bfin_workarounds): Move these ...
9484 * config/bfin/bfin.h: ... here.
9486 From Mike Frysinger <michael.frysinger@analog.com>
9487 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
9488 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
9489 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
9490 bf547m, bf548m, and bf549m.
9491 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
9492 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
9493 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
9494 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
9495 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
9496 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
9497 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
9498 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
9499 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
9500 bf542m, bf544m, bf547m, bf548m, and bf549m.
9502 From Jie Zhang <jie.zhang@analog.com>:
9503 * config/bfin/predicates.md (p_register_operand): New predicate.
9504 (dp_register_operand): New predicate.
9505 * config/bfin/bfin-protos.h (WA_05000074): Define.
9506 (ENABLE_WA_05000074): Define.
9507 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
9508 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
9509 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
9510 (define_attr addrtype): Allow load/store register to be P register.
9511 (define_attr storereg): New.
9512 (define_cpu_unit anomaly_05000074): New.
9513 (define_insn_reservation dsp32shiftimm): New.
9514 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
9515 (define_insn_reservation loadp): Cannot use slot2.
9516 (define_insn_reservation loadsp): Cannot use slot2.
9517 (define_insn_reservation storep): Cannot use slot2. Does not
9518 apply when working around 05000074.
9519 (define_insn_reservation storep_anomaly_05000074): New.
9520 (define_insn_reservation storei): Does not apply when working
9522 (define_insn_reservation storei_anomaly_05000074): New.
9523 (define_attr length): Add dsp32shiftimm case.
9524 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
9525 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
9526 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
9527 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
9528 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
9530 2009-09-07 Martin Jambor <mjambor@suse.cz>
9533 * tree-sra.c (create_artificial_child_access): Return NULL if
9534 build_ref_for_offset fails.
9535 (propagate_subacesses_accross_link): Allow build_ref_for_offset
9536 and create_artificial_child_access to fail.
9538 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
9541 * unwind-dw2.c (uw_init_context_1): Mark noinline.
9542 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
9543 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
9545 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
9547 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
9548 block, ensure it has an exit edge. Emit a barrier after a jump.
9550 2009-09-07 Nick Clifton <nickc@redhat.com>
9552 * gcc.c (this_is_linker_script): New variable. Like
9553 this_is_library_file but for the %T constructor.
9554 (end_going_arg): If this_is_linker_script is set then locate the
9555 script and insert a --script switch before it
9556 (do_spec_2): Initialise this_is_linker_script.
9557 (do_spec_1): Likewise. Handle %T construct.
9558 (eval_spec_function): Preserve this_is_linker_script.
9559 * doc/invoke.texi: Document %T construct in spec files.
9560 * config/m32c/m32c.h (LIB_SPEC): Use it.
9562 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9564 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
9565 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
9566 when volatile flag is set.
9567 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
9569 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
9572 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
9573 (combine_stack_adjustments_for_block): Allow insns between stack
9574 adjustments and stores with corresponding pre-(dec|inc)rement or
9575 pre-modify operation.
9577 2009-09-06 Jakub Jelinek <jakub@redhat.com>
9580 * combine-stack-adj.c (struct csa_memlist): Rename to...
9581 (struct csa_reflist): ... this. Rename mem field to ref.
9582 (free_csa_memlist): Rename to...
9583 (free_csa_reflist): ... this.
9584 (record_one_stack_memref): Rename to...
9585 (record_one_stack_ref): ... this. Handle also REG_P.
9586 (try_apply_stack_adjustment): Handle also REG_P.
9587 (struct record_stack_memrefs_data): Rename to...
9588 (struct record_stack_refs_data): ... this. Rename memlist field to
9590 (record_stack_memrefs): Rename to...
9591 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
9592 subexpressions instead of failing when a MEM contains SP references.
9593 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
9594 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
9596 2009-09-06 Richard Guenther <rguenther@suse.de>
9599 * tree.c (build_array_type): Do not record types marked
9600 with structural equality in the canonical type hashtable.
9602 2009-09-06 Richard Guenther <rguenther@suse.de>
9605 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
9607 2009-09-05 Richard Guenther <rguenther@suse.de>
9610 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
9612 2009-09-05 Richard Guenther <rguenther@suse.de>
9615 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
9617 2009-09-05 Richard Guenther <rguenther@suse.de>
9620 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
9621 before comparing function argument types.
9623 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
9626 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
9629 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
9632 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
9634 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
9635 locators before emit_insn is called.
9637 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
9640 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
9641 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
9642 (reginfo_init): Don't call allocate_reg_info.
9644 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
9647 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
9648 NONDEBUG_INSN_P instead of INSN_P.
9650 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
9653 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
9655 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
9658 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
9659 pattern of the split.
9661 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
9663 * toplev.c (process_options): Move setter of flag_var_tracking
9664 before other tests that depend on it. Move down setter of
9665 flag_rename_registers. Don't enable var-tracking-assignments
9666 by default if selective scheduling is enabled. Warn if both
9669 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
9671 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
9672 comment. Use switch statement to catch overlaps between rtx
9673 and tree codes. Accept FUNCTION_DECLs in addition to those in...
9674 (IS_DECL_CODE): ... here. Remove.
9675 (check_value_is_not_decl): Remove.
9676 (dv_from_decl, dv_from_value): Check after conversion.
9678 2009-09-04 Richard Guenther <rguenther@suse.de>
9681 * (cgraph_finalize_compilation_unit): Move finalizing aliases
9682 after emitting tunks. Move emitting thunks and ctors from ...
9683 (cgraph_optimize): ... here. Remove redundant
9684 cgraph_analyze_functions.
9685 * varasm.c (find_decl_and_mark_needed): Remove no longer
9687 (finish_aliases_1): Adjust check for thunk aliases.
9689 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
9691 * config/arm/arm.md (ctzsi2): Added braces
9692 to avoid warning that broke booststrap.
9694 2009-09-04 Martin Jambor <mjambor@suse.cz>
9696 PR tree-optimization/41112
9697 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
9698 handle variable-bounded arrays.
9699 (expr_with_var_bounded_array_refs_p): New function.
9700 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
9702 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
9704 * config/s390/2097.md: Removed two incorrect bypasses.
9705 (z10_fsimpdf): Fixed latency.
9706 (z10_fhex): New insn_reservation.
9707 (z10_floaddf): Fixed latency.
9708 (z10_floadsf): Fixed latency.
9709 (z10_ftrunctf): Fixed latency.
9710 (z10_ftruncdf): Fixed latency.
9711 * config/s390/s390.c (z10_cost): Fixed values.
9712 (s390_adjust_priority): Added z10 path.
9713 * config/s390/s390.md (type): Added fhex.
9714 (*mov<mode>_64dfp): Updated type attribute.
9715 (*mov<mode>_64): Updated type attribute.
9716 (*mov<mode>_31): Updated type attribute.
9717 (*mov<mode>"): Likewise.
9718 * config/s390/2084.md (x_fsimpdf): Updated condition.
9720 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
9722 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
9723 RTXs in the predicate for operand 1.
9725 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
9727 * config/arm/arm.md (UNSPEC_RBIT): New constant.
9728 (rbitsi2): New insn.
9729 (ctzsi2): New expand.
9730 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
9732 2009-09-03 Martin Jambor <mjambor@suse.cz>
9734 * tree-sra.c (duplicate_expr_for_different_base): Removed.
9735 (create_artificial_child_access): Use build_ref_for_offset instead
9736 of duplicate_expr_for_different_base.
9737 (propagate_subacesses_accross_link): Likewise.
9739 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
9741 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
9743 (mips16e_collect_argument_saves): Skip debug instructions.
9744 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
9745 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
9746 (r10k_insert_cache_barriers): Likewise.
9747 (mips_reorg_process_insns): Likewise.
9749 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
9752 * ira.c (update_equiv_reg): Remove check on class likely spill.
9754 2009-09-03 Jakub Jelinek <jakub@redhat.com>
9757 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
9758 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
9762 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
9763 the stack slot if it is passed by invisible reference.
9764 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
9765 by invisible reference.
9767 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
9769 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
9770 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
9771 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
9773 * config/bfin/sync.md: New file.
9774 * config/bfin/bfin.md: Include it.
9775 (UNSPEC_ATOMIC): New.
9776 (UNSPEC_ONES): Provide a unique number.
9778 From Jie Zhang <jie.zhang@analog.com>:
9779 * config/bfin/bfin.c (ret_regs): New.
9780 (must_save_fp_p): Don't return true because of frame_pointer_needed.
9781 (must_save_rets_p): New.
9782 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
9783 current_function_is_leaf.
9784 (do_link): Likewise.
9785 (do_unlink): Likewise.
9786 (expand_interrupt_handler_prologue): Use ret_regs array.
9787 (expand_interrupt_handler_epilogue): Use ret_regs array and
9788 pass return register to gen_return_internal.
9789 (bfin_expand_epilogue): Pass return register to
9790 gen_return_internal.
9791 (bfin_expand_call): Explicitly clobber RETS.
9792 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
9793 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
9794 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
9795 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
9797 (return_internal): Take a reg rtx rather than the register number.
9799 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
9801 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
9802 when comparing against estimated_loop_iterations_int return.
9804 2009-09-03 Richard Guenther <rguenther@suse.de>
9806 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
9807 eh_personality_libfunc.
9809 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
9811 * tree-parloops.c (separate_decls_in_region): Add space.
9813 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
9815 * tree-parloops.c (separate_decls_in_region): Change the condition
9816 checking if there are reductions in the loop.
9818 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
9820 PR tree-optimization/38275
9821 * tree-parloops.c (parallelize_loops): Replace profitability condition
9822 for expected number of iterations.
9824 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
9826 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
9827 (bootstrap-debug): Explain conditions in which it becomes default.
9828 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
9831 2009-09-03 Namhyung Kim <namhyung@gmail.com>
9833 * doc/invoke.texi (Optimize Options): Move
9834 -finline-small-functions to the -O2 list.
9836 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
9838 * toplev.c (process_options): Enable var-tracking-assignments
9839 by default if var-tracking is enabled.
9841 2009-09-02 David Daney <ddaney@caviumnetworks.com>
9843 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
9845 * emit-rtl.c (prev_nonnote_insn_bb): New function.
9846 * rtl.h (prev_nonnote_insn_bb): Declare it.
9848 2009-09-03 Diego Novillo <dnovillo@google.com>
9850 * cgraph.c (cgraph_node_for_decl): New.
9851 * cgraph.h (cgraph_node_for_decl): Declare.
9852 * tree.c (host_integerp): Return 0 if T is NULL.
9854 2009-09-03 Diego Novillo <dnovillo@google.com>
9856 * tree.h (struct alias_pair): Move from varasm.c.
9857 (alias_pairs): Likewise.
9858 (TYPE_MAXVAL): Define.
9859 (TYPE_MINVAL): Define.
9860 (iterative_hash_host_wide_int): Declare.
9861 (remove_unreachable_alias_pairs): Declare.
9862 * tree-pass.h (pass_ipa_free_lang_data): Declare.
9863 * diagnostic.c (default_diagnostic_starter): Make extern.
9864 (default_diagnostic_finalizer): Make extern.
9865 * diagnostic.h (default_diagnostic_starter): Declare.
9866 (default_diagnostic_finalizer): Declare.
9867 (default_tree_printer): Declare.
9868 * toplev.c (default_tree_printer): Make extern.
9870 2009-09-03 Richard Guenther <rguenther@suse.de>
9871 Diego Novillo <dnovillo@google.com>
9873 * cgraph.c (cgraph_add_new_function): Remove gimplification.
9874 * cgraphunit.c (cgraph_expand_function): Do not emit
9875 associated thunks from here.
9876 (cgraph_emit_thunks): New.
9877 (cgraph_optimize): Call it.
9878 Return if any IPA pass finds an error.
9879 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
9882 2009-09-03 Simon Baldwin <simonb@google.com>
9883 Rafael Espindola <espindola@google.com>
9884 Richard Guenther <rguenther@suse.de>
9885 Doug Kwan <dougkwan@google.com>
9886 Diego Novillo <dnovillo@google.com>
9888 * tree.c: Include tree-pass.h, langhooks-def.h,
9889 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
9890 (free_lang_data_in_type): New.
9891 (need_assembler_name_p): New.
9892 (free_lang_data_in_block): New.
9893 (free_lang_data_in_decl): New.
9894 (struct free_lang_data_d): New.
9895 (add_tree_to_fld_list): New.
9896 (find_decls_types_r): New.
9897 (get_eh_types_for_runtime): New.
9898 (find_decls_types_in_eh_region): New.
9899 (find_decls_types_in_node): New.
9900 (find_decls_types_in_var): New.
9901 (free_lang_data_in_cgraph): New.
9902 (free_lang_data): New.
9903 (gate_free_lang_data): New.
9904 (pass_ipa_free_lang_data): New.
9906 2009-09-03 Diego Novillo <dnovillo@google.com>
9908 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
9909 * langhooks.h (struct lang_hooks): Add field free_lang_data.
9910 (lang_hooks): Remove const qualifier.
9911 * ipa.c (cgraph_remove_unreachable_nodes): Call
9912 remove_unreachable_alias_pairs.
9913 * except.c (add_type_for_runtime): Check if TYPE has
9914 already been converted.
9915 (lookup_type_for_runtime): Likewise.
9916 (check_handled): Handle converted types.
9917 * varasm.c (remove_unreachable_alias_pairs): New.
9918 * gimple.c: Include demangle.h.
9919 (gimple_decl_printable_name): New.
9920 (gimple_fold_obj_type_ref): New.
9921 * gimple.h (gimple_decl_printable_name): Declare.
9922 (gimple_fold_obj_type_ref): Declare.
9923 * passes.c (init_optimization_passes): Add pass
9924 pass_ipa_free_lang_data.
9925 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
9926 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
9928 2009-09-03 Diego Novillo <dnovillo@google.com>
9930 * c-lang.c (lang_hooks): Remove const qualifier.
9932 2009-09-02 Loren James Rittle <ljrittle@acm.org>
9934 * doc/install.texi (*-*-freebsd*): Update target information.
9936 2009-09-02 Anatoly Sokolov <aesok@post.ru>
9938 * hard-reg-set.h (call_fixed_regs): Remove.
9939 * reginfo.c (call_fixed_regs): Remove.
9940 (init_reg_sets_1): Remove initialization of call_fixed_regs.
9941 (globalize_reg): Don't use call_fixed_regs.
9942 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
9945 2009-09-01 Michael Matz <matz@suse.de>
9947 * expr.h (emit_storent_insn, expand_expr_real_1,
9948 expand_expr_real_2): Declare.
9949 * expr.c (emit_storent_insn, expand_expr_real_1,
9950 expand_expr_real_2): Export.
9951 (store_expr): Setting and evaluating dont_return_target is useless.
9952 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
9953 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
9954 * except.c (expand_resx_expr): Rename to ...
9955 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
9956 * except.h (expand_resx_stmt): Declare.
9957 * stmt.c: Add include gimple.h
9958 (expand_asm_expr): Rename to ...
9959 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
9960 (expand_case): Rewrite to take gimple statement.
9961 * tree.h (expand_asm_stmt): Declare.
9962 (expand_case): Change prototype.
9963 * Makefile.in (stmt.o): Depend on gimple.h.
9964 * builtins.c (expand_builtin_synchronize): Build gimple asm
9965 statement, not an ASM_EXPR.
9966 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
9967 gimple_to_tree, release_stmt_tree): Remove.
9968 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
9969 ggc_free, but hold comparison code and operands separately.
9970 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
9971 (expand_call_stmt, expand_gimple_stmt_1,
9972 expand_gimple_stmt): New helpers.
9973 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
9974 release_stmt_tree. Call expand_gimple_stmt instead.
9975 (expand_gimple_basic_block): Ditto.
9977 * calls.c (emit_call_1): Don't look at EH regions here, make
9978 fntree parameter useless.
9979 (expand_call): New local rettype for TREE_TYPE(exp), use it
9980 throughout. Remove local p, use addr instead.
9981 Don't look at EH regions here.
9983 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
9985 * doc/invoke.texi (-fsched-pressure): Document it.
9986 (-fsched-reg-pressure-heuristic): Remove it.
9988 * reload.c (ira.h): Include.
9989 (find_reloads): Add choosing reload on number of small spilled
9992 * haifa-sched.c (ira.h): Include.
9993 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
9994 saved_reg_pressure, curr_reg_live, saved_reg_live,
9995 region_ref_regs): New variables.
9996 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
9997 initiate_reg_pressure_info, setup_ref_regs,
9998 initiate_bb_reg_pressure_info, save_reg_pressure,
9999 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
10001 (setup_insn_reg_pressure_info): New function.
10002 (rank_for_schedule): Add pressure checking and insn issue time.
10003 Remove comparison of insn reg weights.
10004 (ready_sort): Set insn reg pressure info.
10005 (update_register_pressure, setup_insn_max_reg_pressure,
10006 update_reg_and_insn_max_reg_pressure,
10007 sched_setup_bb_reg_pressure_info): New functions.
10008 (schedule_insn): Add code for printing and updating reg pressure info.
10009 (find_set_reg_weight, find_insn_reg_weight): Remove.
10010 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
10011 (debug_ready_list): Print reg pressure info.
10012 (schedule_block): Ditto. Check insn issue time.
10013 (sched_init): Set up sched_pressure_p. Allocate and set up some
10014 reg pressure related info.
10015 (sched_finish): Free some reg pressure related info.
10016 (fix_tick_ready): Make insn always ready if pressure_p.
10017 (init_h_i_d): Don't call find_insn_reg_weight.
10018 (haifa_finish_h_i_d): Free insn reg pressure info.
10020 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
10021 ira_memory_move_cost, ira_class_hard_regs,
10022 ira_class_hard_regs_num, ira_no_alloc_regs,
10023 ira_available_class_regs, ira_reg_class_cover_size,
10024 ira_reg_class_cover, ira_class_translate): Move to ira.h.
10026 * ira-lives.c (single_reg_class): Check mode to find how many
10027 registers are necessary for operand.
10028 (ira_implicitly_set_insn_hard_regs): New.
10030 * common.opt (fsched-pressure): New options.
10031 (fsched-reg-pressure-heuristic): Remove.
10033 * ira.c (setup_eliminable_regset): Rename to
10034 ira_setup_eliminable_regset. Make it external.
10035 (expand_reg_info): Pass cover class to setup_reg_classes.
10036 (ira): Call resize_reg_info instead of allocate_reg_info.
10038 * sched-deps.c: Include ira.h.
10039 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
10040 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
10041 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
10042 mark_insn_hard_regno_birth, mark_insn_reg_birth,
10043 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
10044 mark_insn_reg_store, mark_insn_reg_clobber,
10045 setup_insn_reg_pressure_info): New.
10046 (sched_analyze_1): Update implicit_reg_pending_uses.
10047 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
10048 Use them to create dependencies. Set insn reg uses and pressure
10049 info. Process reg_pending_uses in one place.
10050 (free_deps): Free implicit sets.
10051 (remove_from_deps): Remove implicit sets if necessary. Check
10052 implicit sets when clearing reg_last_in_use.
10053 (init_deps_global): Clear implicit_reg_pending_clobbers and
10054 implicit_reg_pending_uses.
10056 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
10057 ira_memory_move_cost, ira_class_hard_regs,
10058 ira_class_hard_regs_num, ira_no_alloc_regs,
10059 ira_available_class_regs, ira_reg_class_cover_size,
10060 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
10061 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
10062 ira_implicitly_set_insn_hard_regs): New prototypes.
10064 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
10065 cost_elements_num): New variables.
10066 (allocno_costs, total_costs): Rename to costs and
10067 total_allocno_costs.
10068 (COSTS_OF_ALLOCNO): Rename to COSTS.
10069 (allocno_pref): Rename to pref.
10070 (allocno_pref_buffer): Rename to pref_buffer.
10071 (common_classes): Rename to regno_cover_class.
10073 (record_reg_classes): Set allocno attributes only if allocno_p.
10074 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
10075 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
10076 and COSTS_OF_ALLOCNO.
10077 (print_costs): Rename to print_allocno_costs.
10078 (print_pseudo_costs): New.
10079 (process_bb_node_for_costs): Split into 2 functions with new
10080 function process_bb_for_costs. Pass BB to process_bb_for_costs.
10081 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
10082 new parameter dump_file. Use cost_elements_num instead of
10083 ira_allocnos_num. Make one iteration if preferred classes were
10084 already calculated for scheduler. Make 2 versions of code
10085 depending on allocno_p.
10086 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
10087 regno_cover_class and COSTS instead of common_classes and
10089 (init_costs, finish_costs): New.
10090 (ira_costs): Set up allocno_p and cost_elements_num. Call
10091 init_costs and finish_costs.
10092 (ira_set_pseudo_classes): New.
10094 * rtl.h (allocate_reg_info): Remove.
10095 (resize_reg_info): Change return type.
10096 (reg_cover_class): New.
10097 (setup_reg_classes): Add new parameter.
10099 * sched-int.h (struct deps_reg): New member implicit_sets.
10100 (sched_pressure_p, sched_regno_cover_class): New external definitions.
10101 (INCREASE_BITS): New macro.
10102 (struct reg_pressure_data, struct reg_use_data): New.
10103 (struct _haifa_insn_data): Remove reg_weight. Add members
10104 reg_pressure, reg_use_list, reg_set_list, and
10105 reg_pressure_excess_cost_change.
10106 (struct deps): New member implicit_sets.
10107 (pressure_p): New variable.
10108 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
10109 (struct reg_pressure_data, struct reg_use_data): New.
10110 (INSN_REG_WEIGHT): Remove.
10111 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
10112 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
10113 (sched_init_region_reg_pressure_info,
10114 sched_setup_bb_reg_pressure_info): New prototypes.
10116 * reginfo.c (struct reg_pref): New member coverclass.
10117 (reg_cover_class): New function.
10118 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
10119 (reg_info_size): New variable.
10120 (allocate_reg_info): Make static. Setup reg_info_size.
10121 (resize_reg_info): Use reg_info_size. Return flag of resizing.
10122 (setup_reg_classes): Add a new parameter. Setup cover class too.
10124 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
10127 * sched-rgn.c (deps_join): Set up implicit_sets.
10128 (schedule_region): Set up region and basic blocks pressure
10131 * passes.c (init_optimization_passes): Move
10132 pass_subregs_of_mode_init before pass_sched.
10134 2009-09-02 Martin Jambor <mjambor@suse.cz>
10136 * tree-sra.c (struct access): New field grp_hint.
10137 (dump_access): Dump grp_hint.
10138 (sort_and_splice_var_accesses): Set grp_hint if a group is read
10140 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
10141 those which have been specifically read and somehow written to.
10142 (propagate_subacesses_accross_link): Set grp_hint of right child and
10143 also possibly of the left child.
10145 2009-09-02 Jakub Jelinek <jakub@redhat.com>
10147 * tree-object-size.c (addr_object_size): Always use object_size_type
10148 0 or 2 when determining the pointer pointed object size.
10150 2009-09-02 Richard Guenther <rguenther@suse.de>
10153 2009-08-31 Richard Guenther <rguenther@suse.de>
10155 * builtins.c (fold_builtin_memory_op): Use the alias oracle
10156 to query if the memory regions for memmove overlap.
10157 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
10158 asserts on pointers, instead deal with odd trees.
10159 (ptr_derefs_may_alias_p): Likewise.
10160 (refs_may_alias_p_1): Constructor bases also never alias.
10162 2009-08-01 Christian Bruel <christian.bruel@st.com>
10165 2009-07-31 Christian Bruel <christian.bruel@st.com>
10166 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
10168 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
10170 * doc/invoke.texi (-fvar-tracking-assignments): New.
10171 (-fvar-tracking-assignments-toggle): New.
10172 (-fdump-final-insns=file): Mark filename as optional.
10173 (--param min-nondebug-insn-uid): New.
10174 (-gdwarf-@{version}): Mention version 4.
10175 * opts.c (common_handle_option): Accept it.
10176 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
10177 * regrename.c (regrename_optimize): Drop last. Don't count debug
10178 insns as uses. Don't reject change because of debug insn.
10179 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
10180 from the chain starter, and check for inexact matches in DEBUG_INSNS.
10181 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
10182 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
10183 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
10184 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
10185 * doc/gimple.texi (is_gimple_debug): New.
10186 (gimple_debug_bind_p): New.
10187 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
10188 * doc/install.texi (bootstrap-debug): More details.
10189 (bootstrap-debug-big, bootstrap-debug-lean): Document.
10190 (bootstrap-debug-lib): More details.
10191 (bootstrap-debug-ckovw): Update.
10192 (bootstrap-time): New.
10193 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
10194 (insert_phi_nodes_for): Insert debug stmts.
10195 (rewrite_stmt): Take iterator. Insert debug stmts.
10196 (rewrite_enter_block): Adjust.
10197 (maybe_replace_use_in_debug_stmt): New.
10198 (rewrite_update_stmt): Use it.
10199 (mark_use_interesting): Return early for debug stmts.
10200 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
10201 stmts before replacing stmt.
10202 (move_computations_stmt): Likewise.
10203 * ira-conflicts.c (add_copies): Skip debug insns.
10204 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
10205 (regstat_bb_compute_ri): Skip debug insns.
10206 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
10207 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
10208 check_loop_closed_ssa_stmt): Skip debug stmts.
10209 * tree-tailcall.c (find_tail_calls): Likewise.
10210 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
10211 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
10212 (build_var_debug_value_stat): Declare.
10213 (build_var_debug_value): Define.
10214 (target_for_debug_bind): Declare.
10215 * reload.c (find_equiv_reg): Skip debug insns.
10216 * rtlanal.c (reg_used_between_p): Skip debug insns.
10217 (side_effects_p): Likewise.
10218 (canonicalize_condition): Likewise.
10219 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
10220 insns never depend on debug insns.
10221 (create_ddg_dep_no_link): Likewise.
10222 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
10223 Don't add inter-loop dependencies for debug insns.
10224 (build_intra_loop_deps): Likewise.
10225 (create_ddg): Count debug insns.
10226 * ddg.h (struct ddg::num_debug): New.
10227 (num_backargs): Pair up with previous int field.
10228 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
10229 -fcompare-debug-second.
10230 * final.c (get_attr_length_1): Skip debug insns.
10231 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
10232 * gcc.c (invoke_as): Call compare-debug-dump-opt.
10233 (driver_self_specs): Map -fdump-final-insns to
10234 -fdump-final-insns=..
10235 (get_local_tick): New.
10236 (compare_debug_dump_opt_spec_function): Test for . argument and
10237 compute output name. Compute temp output spec without flag name.
10238 Compute -frandom-seed.
10239 (OPT): Undef after use.
10240 * cfgloopanal.c (num_loop_insns): Skip debug insns.
10241 (average_num_loop_insns): Likewise.
10242 * params.h (MIN_NONDEBUG_INSN_UID): New.
10243 * gimple.def (GIMPLE_DEBUG): New.
10244 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
10245 * auto-inc-dec.c (merge_in_block): Skip debug insns.
10246 (merge_in_block): Fix whitespace.
10247 * toplev.c (flag_var_tracking): Update comment.
10248 (flag_var_tracking_assignments): New.
10249 (flag_var_tracking_assignments_toggle): New.
10250 (process_options): Don't open final insns dump file if we're not
10251 going to write to it. Compute defaults for var_tracking.
10252 * df-scan.c (df_insn_rescan_debug_internal): New.
10253 (df_uses_record): Handle debug insns.
10254 * haifa-sched.c (ready): Initialize n_debug.
10255 (contributes_to_priority): Skip debug insns.
10256 (dep_list_size): New.
10257 (priority): Use it.
10258 (rank_for_schedule): Likewise. Schedule debug insns as soon as
10259 they're ready. Disregard previous debug insns to make decisions.
10260 (queue_insn): Never queue debug insns.
10261 (ready_add, ready_remove_first, ready_remove): Count debug insns.
10262 (schedule_insn): Don't reject debug insns because of issue rate.
10263 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
10264 (queue_to_ready): Skip and discount debug insns.
10265 (choose_ready): Let debug insns through.
10266 (schedule_block): Check boundary debug insns. Discount debug
10267 insns, schedule them early. Adjust whitespace.
10268 (set_priorities): Check for boundary debug insns.
10269 (add_jump_dependencies): Use dep_list_size.
10270 (prev_non_location_insn): New.
10271 (check_cfg): Use it.
10272 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
10274 (remove_unused_ivs): Reset debug stmts.
10275 * modulo-sched.c (const_iteration_count): Skip debug insns.
10276 (res_MII): Discount debug insns.
10277 (loop_single_full_bb_p): Skip debug insns.
10278 (sms_schedule): Likewise.
10279 (sms_schedule_by_order): Likewise.
10280 (ps_has_conflicts): Likewise.
10281 * caller-save.c (refmarker_fn): New.
10282 (save_call_clobbered_regs): Replace regs with saved mem in
10284 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
10285 Call refmarker_fn mark for hardregnos.
10286 (mark_reg_as_referenced): New.
10287 (replace_reg_with_saved_mem): New.
10288 * ipa-pure-const.c (check_stmt): Skip debug stmts.
10289 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
10291 (cse_extended_basic_block): Skip debug insns.
10292 (count_reg_usage): Likewise.
10293 (is_dead_reg): New, split out of...
10294 (set_live_p): ... here.
10295 (insn_live_p): Use it for debug insns.
10296 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
10297 (execute_optimize_stdarg): Likewise.
10298 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
10299 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
10300 changes in debug stmts as changes.
10301 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
10302 (moveup_expr): Don't move across debug insns. Don't move
10303 debug insn if it would create a bookkeeping block.
10304 (moveup_expr_cached): Don't use cache for debug insns that
10305 are heads of blocks.
10306 (compute_av_set_inside_bb): Skip debug insns.
10307 (sel_rank_for_schedule): Schedule debug insns first. Remove
10309 (block_valid_for_bookkeeping_p); Support lax searches.
10310 (create_block_for_bookkeeping): Adjust block numbers when
10311 encountering debug-only blocks.
10312 (find_place_for_bookkeeping): Deal with debug-only blocks.
10313 (generate_bookkeeping_insn): Accept no place to insert.
10314 (remove_temp_moveop_nops): New argument full_tidying.
10315 (prepare_place_to_insert): Deal with debug insns.
10316 (advance_state_on_fence): Debug insns don't start cycles.
10317 (update_boundaries): Take fence as argument. Deal with
10319 (schedule_expr_on_boundary): No full_tidying on debug insns.
10320 (fill_insns): Deal with debug insns.
10321 (track_scheduled_insns_and_blocks): Don't count debug insns.
10322 (need_nop_to_preserve_insn_bb): New, split out of...
10323 (remove_insn_from_stream): ... this.
10324 (fur_orig_expr_not_found): Skip debug insns.
10325 * rtl.def (VALUE): Move up.
10327 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
10328 (nearest_common_dominator_of_uses): Take debug_stmts argument.
10329 Set it if debug stmts are found.
10330 (statement_sink_location): Skip debug stmts. Propagate
10331 moving defs into debug stmts.
10332 * ifcvt.c (first_active_insn): Skip debug insns.
10333 (last_active_insns): Likewise.
10334 (cond_exec_process_insns): Likewise.
10335 (noce_process_if_block): Likewise.
10336 (check_cond_move_block): Likewise.
10337 (cond_move_convert_if_block): Likewise.
10338 (block_jumps_and_fallthru_p): Likewise.
10339 (dead_or_predicable): Likewise.
10340 * dwarf2out.c (debug_str_hash_forced): New.
10341 (find_AT_string): Add comment.
10342 (gen_label_for_indirect_string): New.
10343 (get_debug_string_label): New.
10344 (AT_string_form): Use it.
10345 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
10346 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
10347 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
10348 several operations that cannot be represented with DWARF opcodes.
10349 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
10350 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
10351 (dwarf2out_var_location): Take during-call mark into account.
10352 (output_indirect_string): Update comment. Output if there are
10353 label and references.
10354 (prune_indirect_string): New.
10355 (prune_unused_types): Call it if debug_str_hash_forced.
10356 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
10357 (dw_long_long_const): Remove.
10358 (struct dw_val_struct): Change val_long_long type to rtx.
10359 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
10360 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
10361 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
10362 component instead of HOST_BITS_PER_LONG.
10363 (output_loc_operands): Likewise. For const8* assert
10364 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
10365 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
10366 rather than HOST_BITS_PER_LONG is >= 64.
10367 (add_AT_long_long): Remove val_hi and val_lo arguments, add
10369 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
10370 HOST_BITS_PER_LONG for dw_val_class_long_long.
10371 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
10372 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
10373 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
10375 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
10376 Handle DW_OP_implicit_value.
10377 (extract_int): Move prototype earlier.
10378 (mem_loc_descriptor): For SUBREG punt if inner
10379 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
10380 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
10381 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
10382 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
10383 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
10384 instead of Pmode size.
10385 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
10386 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
10387 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
10388 (concat_loc_descriptor, concatn_loc_descriptor,
10389 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
10390 (add_location_or_const_value_attribute): Likewise. For single
10391 location loc_lists attempt to use add_const_value_attribute
10392 for constant decls. Add DW_AT_const_value even if
10393 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
10395 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
10396 (control_flow_insn_p): Likewise.
10397 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
10398 (separate_decls_in_region_debug_bind): New.
10399 (separate_decls_in_region): Process debug bind stmts afterwards.
10400 * recog.c (verify_changes): Handle debug insns.
10401 (extract_insn): Likewise.
10402 (peephole2_optimize): Skip debug insns.
10403 * dse.c (scan_insn): Skip debug insns.
10404 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
10406 (setup_id_for_insn): Handle debug insns.
10407 (maybe_tidy_empty_bb): Adjust whitespace.
10408 (tidy_control_flow): Skip debug insns.
10409 (sel_remove_insn): Adjust for debug insns.
10410 (sel_estimate_number_of_insns): Skip debug insns.
10411 (create_insn_rtx_from_pattern): Handle debug insns.
10412 (create_copy_of_insn_rtx): Likewise.
10413 * sel-sched-.h (sel_bb_end): Declare.
10414 (sel_bb_empty_or_nop_p): New.
10415 (get_all_loop_exits): Use it.
10416 (_eligible_successor_edge_p): Likewise.
10417 (return_nop_to_pool): Adjust.
10418 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
10419 * ira-lives.c (process_bb_node_lives): Skip debug insns.
10420 * gimple-pretty-print.c (dump_gimple_debug): New.
10421 (dump_gimple_stmt): Use it.
10422 (dump_bb_header): Skip gimple debug stmts.
10423 * regmove.c (optimize_reg_copy_1): Discount debug insns.
10424 (fixup_match_2): Likewise.
10425 (regmove_backward_pass): Likewise. Simplify combined
10426 replacement. Handle debug insns.
10427 * function.c (instantiate_virtual_regs): Handle debug insns.
10428 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
10429 * print-rtl.h: Include cselib.h.
10430 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
10431 * df.h (df_inns_rescan_debug_internal): Declare.
10432 * gcse.c (alloc_hash_table): Estimate n_insns.
10433 (cprop_insn): Don't regard debug insns as changes.
10434 (bypass_conditional_jumps): Skip debug insns.
10435 (one_pre_gcse_pass): Adjust.
10436 (one_code_hoisting_pass): Likewise.
10437 (compute_ld_motion_mems): Skip debug insns.
10438 (one_cprop_pass): Adjust.
10439 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
10440 (if_convertible_stmt_p): Handle debug stmts.
10441 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
10442 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
10443 * ira-build.c (create_bb_allocnos): Skip debug insns.
10444 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
10445 (has_single_use): Likewise.
10446 (single_imm_use): Likewise.
10447 (num_imm_uses): Likewise.
10448 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
10449 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
10450 (create_outofssa_var_map): Likewise.
10451 * lower-subreg.c (adjust_decomposed_uses): New.
10452 (resolve_debug): New.
10453 (decompose_multiword_subregs): Use it.
10454 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
10455 * emit-rtl.c: Include params.h.
10456 (cur_debug_insn_uid): Define.
10457 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
10458 (copy_rtx_if_shared_1): Handle debug insns.
10459 (reset_used_flags): Likewise.
10460 (set_used_flags): LIkewise.
10461 (get_max_insn_count): New.
10462 (next_nondebug_insn): New.
10463 (prev_nondebug_insn): New.
10464 (make_debug_insn_raw): New.
10465 (emit_insn_before_noloc): Handle debug insns.
10466 (emit_jump_insn_before_noloc): Likewise.
10467 (emit_call_insn_before_noloc): Likewise.
10468 (emit_debug_insn_before_noloc): New.
10469 (emit_insn_after_noloc): Handle debug insns.
10470 (emit_jump_insn_after_noloc): Likewise.
10471 (emit_call_insn_after_noloc): Likewise.
10472 (emit_debug_insn_after_noloc): Likewise.
10473 (emit_insn_after): Take loc from earlier non-debug insn.
10474 (emit_jump_insn_after): Likewise.
10475 (emit_call_insn_after): Likewise.
10476 (emit_debug_insn_after_setloc): New.
10477 (emit_debug_insn_after): New.
10478 (emit_insn_before): Take loc from later non-debug insn.
10479 (emit_jump_insn_before): Likewise.
10480 (emit_call_insn_before): Likewise.
10481 (emit_debug_insn_before_setloc): New.
10482 (emit_debug_insn_before): New.
10483 (emit_insn): Handle debug insns.
10484 (emit_debug_insn): New.
10485 (emit_jump_insn): Handle debug insns.
10486 (emit_call_insn): Likewise.
10488 (init_emit): Take min-nondebug-insn-uid into account.
10489 Initialize cur_debug_insn_uid.
10490 (emit_copy_of_insn_after): Handle debug insns.
10491 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
10492 location of single rhs in place.
10493 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
10494 (floor_sdiv_adjust): New.
10495 (cell_sdiv_adjust): New.
10496 (cell_udiv_adjust): New.
10497 (round_sdiv_adjust): New.
10498 (round_udiv_adjust): New.
10499 (wrap_constant): Moved from cselib.
10500 (unwrap_constant): New.
10501 (expand_debug_expr): New.
10502 (expand_debug_locations): New.
10503 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
10505 (gimple_expand_cfg): Expand debug locations.
10506 * cselib.c: Include tree-pass.h.
10507 (struct expand_value_data): New.
10508 (cselib_record_sets_hook): New.
10509 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
10510 (cselib_clear_table): Move, and implemnet in terms of...
10511 (cselib_reset_table_with_next_value): ... this.
10512 (cselib_get_next_unknown_value): New.
10513 (discard_useless_locs): Don't discard preserved values.
10514 (cselib_preserve_value): New.
10515 (cselib_preserved_value_p): New.
10516 (cselib_preserve_definitely): New.
10517 (cselib_clear_preserve): New.
10518 (cselib_preserve_only_values): New.
10519 (new_cselib_val): Take rtx argument. Dump it in details.
10520 (cselib_lookup_mem): Adjust.
10521 (expand_loc): Take regs_active in struct. Adjust. Silence
10522 dumps unless details are requested.
10523 (cselib_expand_value_rtx_cb): New.
10524 (cselib_expand_value_rtx): Rename and reimplment in terms of...
10525 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
10526 without details. Copy more subregs. Try to resolve values
10527 using a callback. Wrap constants.
10528 (cselib_subst_to_values): Adjust.
10529 (cselib_log_lookup): New.
10530 (cselib_lookup): Call it.
10531 (cselib_invalidate_regno): Don't count preserved values as useless.
10532 (cselib_invalidate_mem): Likewise.
10533 (cselib_record_set): Likewise.
10534 (struct set): Renamed to cselib_set, moved to cselib.h.
10535 (cselib_record_sets): Adjust. Call hook.
10536 (cselib_process_insn): Reset table when it would be cleared.
10537 (dump_cselib_val): New.
10538 (dump_cselib_table): New.
10539 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
10540 (remove_forwarder_block): Support moving debug stmts.
10541 * cselib.h (cselib_record_sets_hook): Declare.
10542 (cselib_expand_callback): New type.
10543 (cselib_expand_value_rtx_cb): Declare.
10544 (cselib_reset_table_with_next_value): Declare.
10545 (cselib_get_next_unknown_value): Declare.
10546 (cselib_preserve_value): Declare.
10547 (cselib_preserved_value_p): Declare.
10548 (cselib_preserve_only_values): Declare.
10549 (dump_cselib_table): Declare.
10550 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
10551 (try_crossjump_to_edge): Likewise.
10552 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
10553 dominated blocks when debug stmts are present.
10554 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
10555 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
10556 (set_var_live_on_entry): Likewise.
10557 * loop-invariant.c (find_invariants_bb): Skip debug insns.
10558 * cfglayout.c (curr_location, last_location): Make static.
10559 (set_curr_insn_source_location): Don't avoid bouncing.
10560 (get_curr_insn_source_location): New.
10561 (get_curr_insn_block): New.
10562 (duplicate_insn_chain): Handle debug insns.
10563 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
10565 * common.opt (fcompare-debug): Move to sort order.
10566 (fdump-unnumbered-links): Likewise.
10567 (fvar-tracking-assignments): New.
10568 (fvar-tracking-assignments-toggle): New.
10569 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
10570 because of debug stmts.
10571 (mark_stmt_if_obviously_necessary): Mark debug stmts.
10572 (eliminate_unnecessary_stmts): Walk dominated blocks before
10574 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
10575 * ira.c (memref_used_between_p): Skip debug insns.
10576 (update_equiv_regs): Likewise.
10577 * sched-deps.c (sd_lists_size): Accept empty list.
10578 (sd_init_insn): Mark debug insns.
10579 (sd_finish_insn): Unmark them.
10580 (sd_add_dep): Reject non-debug deps on debug insns.
10581 (fixup_sched_groups): Give debug insns group treatment.
10583 (sched_analyze_reg): Don't mark debug insns for sched before call.
10584 (sched_analyze_2): Handle debug insns.
10585 (sched_analyze_insn): Compute next non-debug insn. Handle debug
10587 (deps_analyze_insn): Handle debug insns.
10588 (deps_start_bb): Skip debug insns.
10589 (init_deps): Initialize last_debug_insn.
10590 * tree-ssa.c (target_for_debug_bind): New.
10591 (find_released_ssa_name): New.
10592 (propagate_var_def_into_debug_stmts): New.
10593 (propagate_defs_into_debug_stmts): New.
10594 (verify_ssa): Skip debug bind stmts without values.
10595 (warn_uninialized_vars): Skip debug stmts.
10596 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
10597 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
10598 (rtx_equal_p): Likewise.
10599 * ira-costs.c (scan_one_insn): Skip debug insns.
10600 (process_bb_node_for_hard_reg_moves): Likewise.
10601 * rtl.h (DEBUG_INSN_P): New.
10602 (NONDEBUG_INSN_P): New.
10603 (MAY_HAVE_DEBUG_INSNS): New.
10604 (INSN_P): Accept debug insns.
10605 (RTX_FRAME_RELATED_P): Likewise.
10606 (INSN_DELETED_P): Likewise
10607 (PAT_VAR_LOCATION_DECL): New.
10608 (PAT_VAR_LOCATION_LOC): New.
10609 (PAT_VAR_OCATION_STATUS): New.
10610 (NOTE_VAR_LOCATION_DECL): Reimplement.
10611 (NOTE_VAR_LOCATION_LOC): Likewise.
10612 (NOTE_VAR_LOCATION_STATUS): Likewise.
10613 (INSN_VAR_LOCATION): New.
10614 (INSN_VAR_LOCATION_DECL): New.
10615 (INSN_VAR_LOCATION_LOC): New.
10616 (INSN_VAR_LOCATION_STATUS): New.
10617 (gen_rtx_UNKNOWN_VAR_LOC): New.
10618 (VAR_LOC_UNKNOWN_P): New.
10619 (NOTE_DURING_CALL_P): New.
10620 (SCHED_GROUP_P): Accept debug insns.
10621 (emit_debug_insn_before): Declare.
10622 (emit_debug_insn_before_noloc): Declare.
10623 (emit_debug_insn_beore_setloc): Declare.
10624 (emit_debug_insn_after): Declare.
10625 (emit_debug_insn_after_noloc): Declare.
10626 (emit_debug_insn_after_setloc): Declare.
10627 (emit_debug_insn): Declare.
10628 (make_debug_insn_raw): Declare.
10629 (prev_nondebug_insn): Declare.
10630 (next_nondebug_insn): Declare.
10631 (delegitimize_mem_from_attrs): Declare.
10632 (get_max_insn_count): Declare.
10633 (wrap_constant): Declare.
10634 (unwrap_constant): Declare.
10635 (get_curr_insn_source_location): Declare.
10636 (get_curr_insn_block): Declare.
10637 * tree-inline.c (insert_debug_decl_map): New.
10638 (processing_debug_stmt): New.
10639 (remap_decl): Don't create new mappings in debug stmts.
10640 (remap_gimple_op_r): Don't add references in debug stmts.
10641 (copy_tree_body_r): Likewise.
10642 (remap_gimple_stmt): Handle debug bind stmts.
10643 (copy_bb): Skip debug stmts.
10644 (copy_edges_for_bb): Likewise.
10645 (copy_debug_stmt): New.
10646 (copy_debug_stmts): New.
10647 (copy_body): Copy debug stmts at the end.
10648 (insert_init_debug_bind): New.
10649 (insert_init_stmt): Take id. Skip and emit debug stmts.
10650 (setup_one_parameter): Remap variable earlier, register debug mapping.
10651 (estimate_num_insns): Skip debug stmts.
10652 (expand_call_inline): Preserve debug_map.
10653 (optimize_inline_calls): Check for no debug_stmts left-overs.
10654 (unsave_expr_now): Preserve debug_map.
10655 (copy_gimple_seq_and_replace_locals): Likewise.
10656 (tree_function_versioning): Check for no debug_stmts left-overs.
10657 Init and destroy debug_map as needed. Split edges unconditionally.
10658 (build_duplicate_type): Init and destroy debug_map as needed.
10659 * tree-inline.h: Include gimple.h instead of pointer-set.h.
10660 (struct copy_body_data): Add debug_stmts and debug_map.
10661 * sched-int.h (struct ready_list): Add n_debug.
10662 (struct deps): Add last_debug_insn.
10663 (DEBUG_INSN_SCHED_P): New.
10664 (BOUNDARY_DEBUG_INSN_P): New.
10665 (SCHEDULE_DEBUG_INSN_P): New.
10666 (sd_iterator_cond): Accept empty list.
10667 * combine.c (create_log_links): Skip debug insns.
10668 (combine_instructions): Likewise.
10669 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
10670 return value is always unshared.
10671 (struct rtx_subst_pair): New.
10672 (auto_adjust_pair): New.
10673 (propagate_for_debug_subst): New.
10674 (propagate_for_debug): New.
10675 (try_combine): Skip debug insns. Propagate removed defs into
10677 (next_nonnote_nondebug_insn): New.
10678 (distribute_notes): Use it. Skip debug insns.
10679 (distribute_links): Skip debug insns.
10680 * tree-outof-ssa.c (set_location_for_edge): Likewise.
10681 * resource.c (mark_target_live_regs): Likewise.
10682 * var-tracking.c: Include cselib.h and target.h.
10683 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
10685 (micro_operation_type_name): New.
10686 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
10687 (struct micro_operation_def): Update comments.
10688 (decl_or_value): New type. Use instead of decls.
10689 (struct emit_note_data_def): Add vars.
10690 (struct attrs_def): Use decl_or_value.
10691 (struct variable_tracking_info_def): Add permp, flooded.
10692 (struct location_chain_def): Update comment.
10693 (struct variable_part_def): Use decl_or_value.
10694 (struct variable_def): Make var_part a variable length array.
10695 (valvar_pool): New.
10696 (scratch_regs): New.
10697 (cselib_hook_called): New.
10698 (dv_is_decl_p): New.
10699 (dv_is_value_p): New.
10701 (dv_as_value): New.
10702 (dv_as_opaque): New.
10703 (dv_onepart_p): New.
10705 (IS_DECL_CODE): New.
10706 (check_value_is_not_decl): New.
10707 (dv_from_decl): New.
10708 (dv_from_value): New.
10709 (dv_htab_hash): New.
10710 (variable_htab_hash): Use it.
10711 (variable_htab_eq): Support values.
10712 (variable_htab_free): Free from the right pool.
10713 (attrs_list_member, attrs_list_insert): Use decl_or_value.
10714 (attrs_list_union): Adjust.
10715 (attrs_list_mpdv_union): New.
10716 (tie_break_pointers): New.
10717 (canon_value_cmp): New.
10718 (unshare_variable): Return possibly-modified slot.
10719 (vars_copy_1): Adjust.
10720 (var_reg_decl_set): Adjust. Split out of...
10721 (var_reg_set): ... this.
10722 (get_init_value): Adjust.
10723 (var_reg_delete_and_set): Adjust.
10724 (var_reg_delete): Adjust.
10725 (var_regno_delete): Adjust.
10726 (var_mem_decl_set): Split out of...
10727 (var_mem_set): ... this.
10728 (var_mem_delete_and_set): Adjust.
10729 (var_mem_delete): Adjust.
10732 (val_resolve): New.
10733 (variable_union): Adjust. Speed up merge of 1-part vars.
10734 (variable_canonicalize): Use unshared slot.
10735 (VALUED_RECURSED_INTO): New.
10736 (find_loc_in_1pdv): New.
10737 (struct dfset_merge): New.
10738 (insert_into_intersection): New.
10739 (intersect_loc_chains): New.
10741 (canonicalize_loc_order_check): New.
10742 (canonicalize_values_mark): New.
10743 (canonicalize_values_star): New.
10744 (variable_merge_over_cur): New.
10745 (variable_merge_over_src): New.
10746 (dataflow_set_merge): New.
10747 (dataflow_set_equiv_regs): New.
10748 (remove_duplicate_values): New.
10749 (struct dfset_post_merge): New.
10750 (variable_post_merge_new_vals): New.
10751 (variable_post_merge_perm_vals): New.
10752 (dataflow_post_merge_adjust): New.
10753 (find_mem_expr_in_1pdv): New.
10754 (dataflow_set_preserve_mem_locs): New.
10755 (dataflow_set_remove_mem_locs): New.
10756 (dataflow_set_clear_at_call): New.
10757 (onepart_variable_different_p): New.
10758 (variable_different_p): Use it.
10759 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
10760 (track_expr_p): Add need_rtl parameter. Don't generate rtl
10762 (track_loc_p): Pass it true.
10763 (struct count_use_info): New.
10764 (find_use_val): New.
10765 (replace_expr_with_values): New.
10766 (log_op_type): New.
10767 (use_type): New, partially split out of...
10768 (count_uses): ... this. Count new micro-ops.
10769 (count_uses_1): Adjust.
10770 (count_stores): Adjust.
10771 (count_with_sets): New.
10772 (VAL_NEEDS_RESOLUTION): New.
10773 (VAL_HOLDS_TRACK_EXPR): New.
10774 (VAL_EXPR_IS_COPIED): New.
10775 (VAL_EXPR_IS_CLOBBERED): New.
10776 (add_uses): Adjust. Generate new micro-ops.
10777 (add_uses_1): Adjust.
10778 (add_stores): Generate new micro-ops.
10779 (add_with_sets): New.
10780 (find_src_status): Adjust.
10781 (find_src_set_src): Adjust.
10782 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
10783 Handle new micro-ops. Canonicalize value equivalances.
10784 (vt_find_locations): Compute total size of hash tables for
10785 dumping. Perform merge for var-tracking-assignments. Don't
10786 disregard single-block loops.
10787 (dump_attrs_list): Handle decl_or_value.
10788 (dump_variable): Take variable. Deal with decl_or_value.
10789 (dump_variable_slot): New.
10790 (dump_vars): Use it.
10791 (dump_dataflow_sets): Adjust.
10792 (set_slot_part): New, extended to support one-part variables
10793 after splitting out of...
10794 (set_variable_part): ... this.
10795 (clobber_slot_part): New, split out of...
10796 (clobber_variable_part): ... this.
10797 (delete_slot_part): New, split out of...
10798 (delete_variable_part): .... this.
10799 (check_wrap_constant): New.
10800 (vt_expand_loc_callback): New.
10801 (vt_expand_loc): New.
10802 (emit_note_insn_var_location): Adjust. Handle values. Handle
10803 EMIT_NOTE_AFTER_CALL_INSN.
10804 (emit_notes_for_differences_1): Adjust. Handle values.
10805 (emit_notes_for_differences_2): Likewise.
10806 (emit_notes_for_differences): Adjust.
10807 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
10808 Adjust. Handle new micro-ops.
10809 (vt_add_function_parameters): Adjust. Create and bind values.
10810 (vt_initialize): Adjust. Initialize scratch_regs and
10811 valvar_pool, flooded and perm.. Initialize and use cselib. Log
10812 operations. Move some code to count_with_sets and add_with_sets.
10813 (delete_debug_insns): New.
10814 (vt_debug_insns_local): New.
10815 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
10817 (var_tracking_main): If var-tracking-assignments is enabled
10818 but var-tracking isn't, delete debug insns and leave. Likewise
10819 if we exceed limits or fail the stack adjustments tests, and
10820 after all var-tracking processing.
10821 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
10822 (dataflow_set): Add traversed_vars.
10823 (value_chain, const_value_chain): New typedefs.
10824 (value_chain_pool, value_chains): New variables.
10825 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
10826 add_value_chains, add_cselib_value_chains, remove_value_chain,
10827 remove_value_chains, remove_cselib_value_chains): New functions.
10828 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
10829 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
10831 (shared_hash_find_slot_unshare, shared_hash_find_slot,
10832 shared_hash_find_slot_noinsert, shared_hash_find): Update.
10833 (dst_can_be_shared): New variable.
10834 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
10835 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
10836 different from set->vars, look up slot again instead of using the
10838 (dataflow_set_init): Initialize traversed_vars.
10839 (variable_union): Use shared_hash_*. Use initially NO_INSERT
10840 lookup if set->vars is shared. Don't keep slot cleared before
10841 calling unshare_variable. Unshare set->vars if needed. Adjust
10842 unshare_variable callers. Clear dst_can_be_shared if needed.
10843 Even ->refcount == 1 vars must be unshared if set->vars is shared
10844 and var needs to be modified.
10845 (dataflow_set_union): Set traversed_vars during canonicalization.
10846 (VALUE_CHANGED, DECL_CHANGED): Define.
10847 (set_dv_changed, dv_changed_p): New static inlines.
10848 (track_expr_p): Clear DECL_CHANGED.
10849 (dump_dataflow_sets): Set it.
10850 (variable_was_changed): Call set_dv_changed.
10851 (emit_note_insn_var_location): Likewise.
10852 (changed_variables_stack): New variable.
10853 (check_changed_vars_1, check_changed_vars_2): New functions.
10854 (emit_notes_for_changes): Do nothing if changed_variables is
10855 empty. Traverse changed_variables with check_changed_vars_1,
10856 call check_changed_vars_2 on each changed_variables_stack entry.
10857 (emit_notes_in_bb): Add SET argument. Just clear it at the
10858 beginning, use it instead of local &set, don't destroy it at the end.
10859 (vt_emit_notes): Call dataflow_set_clear early on all
10860 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
10861 computed set, dataflow_set_clear also VTI(bb)->in when we are
10862 done with the basic block. Initialize changed_variables_stack,
10863 free it afterwards. If ENABLE_CHECKING verify that after noting
10864 differences to an empty set value_chains hash table is empty.
10865 (vt_initialize): Initialize value_chains and value_chain_pool.
10866 (vt_finalize): Delete value_chains htab, free value_chain_pool.
10867 (variable_tracking_main): Call dump_dataflow_sets before calling
10868 vt_emit_notes, not after it.
10869 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
10870 (propagate_var_def_into_debug_stmts): Declare.
10871 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
10872 (df_set_note): Reject debug insns.
10873 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
10874 add notes to debug insns.
10875 (df_note_bb_compute): Adjust. Likewise.
10876 (df_simulate_uses): Skip debug insns.
10877 (df_simulate_initialize_backwards): Likewise.
10878 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
10879 (subst_stack_regs_pat): Reject debug insns.
10880 (convert_regs_1): Handle debug insns.
10881 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
10882 (print-rtl.o): Depend on cselib.h.
10883 (cselib.o): Depend on TREE_PASS_H.
10884 (var-tracking.o): Depend on cselib.h and TARGET_H.
10885 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
10886 (init_ready_list): Skip boundary debug insns.
10887 (add_branch_dependences): Skip debug insns.
10888 (free_block_dependencies): Check for blocks with only debug insns.
10889 (compute_priorities): Likewise.
10890 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
10891 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
10893 (gimple_build_debug_bind_stat): New.
10894 (empty_body_p): Skip debug stmts.
10895 (gimple_has_side_effects): Likewise.
10896 (gimple_rhs_has_side_effects): Likewise.
10897 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
10898 (gimple_build_debug_bind_stat): Declare.
10899 (gimple_build_debug_bind): Define.
10900 (is_gimple_debug): New.
10901 (gimple_debug_bind_p): New.
10902 (gimple_debug_bind_get_var): New.
10903 (gimple_debug_bind_get_value): New.
10904 (gimple_debug_bind_get_value_ptr): New.
10905 (gimple_debug_bind_set_var): New.
10906 (gimple_debug_bind_set_value): New.
10907 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
10908 (gimple_debug_bind_reset_value): New.
10909 (gimple_debug_bind_has_value_p): New.
10910 (gsi_next_nondebug): New.
10911 (gsi_prev_nondebug): New.
10912 (gsi_start_nondebug_bb): New.
10913 (gsi_last_nondebug_bb): New.
10914 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
10915 (print_insn): Handle DEBUG_INSN.
10916 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
10917 of first insn prevail.
10918 (first_stmt): Skip debug stmts.
10919 (first_non_label_stmt): Likewise.
10920 (last_stmt): Likewise.
10921 (has_zero_uses_1): New.
10922 (single_imm_use_1): New.
10923 (verify_gimple_debug): New.
10924 (verify_types_in_gimple_stmt): Handle debug stmts.
10925 (verify_stmt): Likewise.
10926 (debug_loop_num): Skip debug stmts.
10927 (remove_edge_and_dominated_blocks): Remove dominators last.
10928 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
10929 (linearize_expr): Likewise.
10930 * config/i386/i386.c (ix86_delegitimize_address): Call
10931 default implementation.
10932 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
10933 (group_barrier_needed): Skip debug insns.
10934 (emit_insn_group_barriers): Likewise.
10935 (emit_all_insn_group_barriers): Likewise.
10936 (ia64_variable_issue): Handle debug insns.
10937 (ia64_dfa_new_cycle): Likewise.
10938 (final_emit_insn_group_barriers): Skip debug insns.
10939 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
10940 def cfa without frame.
10941 (process_set): Likewise.
10942 (process_for_unwind_directive): Pass frame on.
10943 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
10944 (rs6000_delegitimize_address): New.
10945 (rs6000_debug_adjust_cost): Handle debug insns.
10946 (is_microcoded_insn): Likewise.
10947 (is_cracked_insn): Likewise.
10948 (is_nonpipeline_insn): Likewise.
10949 (insn_must_be_first_in_group): Likewise.
10950 (insn_must_be_last_in_group): Likewise.
10951 (force_new_group): Likewise.
10952 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
10953 contains only debug insns.
10954 (rtl_merge_blocks): Skip debug insns.
10955 (purge_dead_edges): Likewise.
10956 (rtl_block_ends_with_call_p): Skip debug insns.
10957 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
10958 (mark_reg_dependencies): Skip debug insns.
10959 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
10960 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
10961 * tree-ssa-threadedge.c
10962 (record_temporary_equivalences_from_stmts): Skip debug stmts.
10963 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
10964 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
10965 (copyprop_hardreg_forward_1): Handle debug insns.
10966 * reload1.c (reload): Skip debug insns. Replace unassigned
10967 pseudos in debug insns with their equivalences.
10968 (eliminate_regs_in_insn): Skip debug insns.
10969 (emit_input_reload_insns): Skip debug insns at first, adjust
10971 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
10972 (get_indirect_ref_operands): Pass opf_no_vops on.
10973 (get_expr_operands): Likewise. Skip debug stmts.
10974 (parse_ssa_operands): Scan debug insns with opf_no_vops.
10976 2009-09-01 Richard Henderson <rth@redhat.com>
10978 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
10979 stmt_ends_pp_p statements at least once.
10980 * tree-vrp.c (vrp_initialize): Likewise.
10981 (vrp_visit_stmt): Be prepared for non-interesting stmts.
10983 2009-09-01 Dodji Seketeli <dodji@redhat.com>
10986 Fix AIX bootstrap after PR debug/30161
10987 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
10988 that is a GNU extension.
10989 (tmpl_value_parm_die_table): Move the definition of this global
10990 outside #ifdef DWARF2_DEBUGGING_INFO region.
10992 2009-09-01 Richard Guenther <rguenther@suse.de>
10994 * tree.c (tree_expr_size): New function.
10995 * tree.h (tree_expr_size): Declare.
10996 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
10997 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
10998 * langhooks.c (lhd_expr_size): Remove.
10999 * langhooks.h (struct lang_hooks): Remove expr_size.
11000 * explow.c (expr_size): Use tree_expr_size.
11001 (int_expr_size): Likewise.
11002 * langhooks-def.h (lhd_expr_size): Remove.
11003 (LANG_HOOKS_EXPR_SIZE): Likewise.
11004 (LANG_HOOKS_INITIALIZER): Adjust.
11006 2009-09-01 Richard Guenther <rguenther@suse.de>
11008 * tree-flow.h (mark_addressable): Move declaration ...
11009 * tree.h (mark_addressable): ... here.
11010 * stmt.c (expand_asm_operands): Use mark_addressable, not
11011 lang_hooks.mark_addressable.
11012 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
11013 LANG_HOOKS_MARK_ADDRESSABLE.
11014 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
11015 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
11017 2009-08-31 Chris Demetriou <cgd@google.com>
11019 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
11020 vectorize if not TARGET_SSE2.
11022 2009-08-31 DJ Delorie <dj@redhat.com>
11024 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
11025 registers if no coprocessor is enabled.
11027 2009-08-31 Dodji Seketeli <dodji@redhat.com>
11030 * cgraph.h (cgraph_get_node): Declare ...
11031 * cgraph.c (cgraph_get_node): ... new function.
11032 * dwarf2out.c (gen_generic_params_dies,
11033 generic_parameter_die, tree_add_const_value_attribute_for_decl,
11034 make_ith_pack_parameter_name,
11035 append_entry_to_tmpl_value_parm_die_table,
11036 gen_remaining_tmpl_value_param_die_attribute): New functions.
11037 (gen_subprogram_die): Generate debug info for template parameters
11038 if debug info level is higher than DINFO_LEVEL_TERSE.
11039 Use tree_add_const_value_attribute_for_decl instead of
11040 tree_add_const_value_attribute.
11041 (gen_const_die): Use tree_add_const_value_attribute_for_decl
11042 instead of tree_add_const_value_attribute.
11043 (gen_struct_or_union_type_die): Generate debug
11044 info for template parameters if debug info level is higher than
11046 (tree_add_const_value_attribute): Handle integral and pointer
11047 constants. Update comment.
11048 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
11049 (dwarf_attr_name): Support DW_AT_GNU_template_name.
11050 (reference_to_unused): Fix thinko. Remove redundant predicates from
11052 (tree_add_const_value_attribute): Make this work for constant
11054 tree_add_const_value_attribute_for_decl is to be used for variable
11056 (add_location_or_const_value_attribute): Use
11057 tree_add_const_value_attribute_for_decl now.
11058 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
11059 DW_TAG_template_value_param DIEs after function DIEs have been
11061 * langhooks.h (lang_hooks_for_types): Add
11062 get_argument_pack_elems.
11063 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
11064 (lang_hooks): Added get_innermost_generic_parms,
11065 get_innermost_generic_args.
11066 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
11067 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
11068 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
11069 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
11071 2009-08-31 DJ Delorie <dj@redhat.com>
11073 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
11074 it once we start generating the prologue or epilogue.
11075 (mep_call_saves_register): If the frame is locked, re-use
11077 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
11078 (mep_expand_prologue): Call it.
11079 (mep_expand_epilogue): Likewise.
11080 (mep_start_function): Use the same logic as mep_expand_prologue.
11081 (mep_pass_by_reference): Make logic more readable.
11082 (mep_return_in_memory): Zero-sized objects are passed in memory.
11083 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
11085 2009-08-31 Richard Guenther <rguenther@suse.de>
11087 * builtins.c (fold_builtin_memory_op): Use the alias oracle
11088 to query if the memory regions for memmove overlap.
11089 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
11090 asserts on pointers, instead deal with odd trees.
11091 (ptr_derefs_may_alias_p): Likewise.
11092 (refs_may_alias_p_1): Constructor bases also never alias.
11094 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
11096 * doc/install.texi (Final install): Adjust reference on where to
11097 order printed manuals.
11099 2009-08-30 Olivier Hainque <hainque@adacore.com>
11101 * dwarf2out.c (switch_to_frame_table_section): Move
11102 definition prior to first use.
11104 2009-08-30 Richard Guenther <rguenther@suse.de>
11106 PR tree-optimization/41186
11107 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
11108 (ao_ref_init_from_ptr_and_size): New function.
11109 (ref_maybe_used_by_call_p_1): Be more precise tracking
11110 used ranges for builtin functions.
11111 (ref_maybe_used_by_call_p): Adjust.
11112 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
11113 ranges for builtin functions.
11114 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
11116 2009-08-30 Alan Modra <amodra@bigpond.net.au>
11119 * fwprop.c (get_reg_use_in): Delete.
11120 (free_load_extend): New function.
11121 (forward_propagate_subreg): Use it.
11123 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
11125 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
11127 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
11130 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
11133 2009-08-29 Douglas B Rupp <rupp@gnat.com>
11135 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
11136 fini or fini_array section.
11138 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11140 * graphite-dependences.c (graphite_legal_transform_bb): Call
11141 pbb_remove_duplicate_pdrs.
11142 * graphite-poly.c (can_collapse_pdr): Removed.
11143 (pdr_find_duplicate): Removed.
11144 (can_collapse_pdrs): New.
11145 (pbb_remove_duplicate_pdrs): New.
11146 (new_poly_dr): Do not look for duplicates.
11147 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
11148 (PBB_PDR_DUPLICATES_REMOVED): New.
11149 (pbb_remove_duplicate_pdrs): Declared.
11151 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11153 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
11154 the strides by multiplying by PDR_NB_REFS.
11155 * graphite-poly.c (can_collapse_pdr): New.
11156 (pdr_find_duplicate): New.
11157 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
11158 Initialize PDR_NB_REFS.
11159 * graphite-poly.h (struct poly_dr): Add field nb_refs.
11160 (PDR_NB_REFS): New.
11161 (new_poly_dr): Number of subscripts is a graphite_dim_t.
11163 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11165 PR middle-end/40965
11166 * graphite-poly.c (apply_poly_transforms): Remove legality test before
11169 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11171 * graphite-dependences.c (pddr_original_scattering): Return NULL
11172 for read-read dependence relations.
11173 * graphite-poly.h (enum poly_dr_type): Fix comment.
11175 (pdr_write_p): New.
11176 (pdr_may_write_p): New.
11178 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11180 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
11181 (struct poly_dr): Same.
11182 (new_poly_dr): Same.
11183 * graphite-poly.c (new_poly_dr): Same.
11184 * graphite-dependences.c (dot_deps): Disable call to system.
11186 2009-08-28 Cary Coutant <ccoutant@google.com>
11189 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
11190 struct/union/enum types local to a function.
11192 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
11193 Sebastian Pop <sebastian.pop@amd.com>
11195 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
11196 pbb_strip_mine_time_depth. Changed the implementation so that
11197 transformation is expressed as a transformation on
11198 time (scatttering) dimensions. Also, ensures that the 2d+1
11199 scheduling format is preserved.
11200 (pbb_strip_mine_profitable_p): Profitability is based on the
11201 iteration number of a given time (scattering) dimension,
11202 and not on a original loop depth dimension.
11203 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
11204 (pbb_do_strip_mine): Call psct_dynamic_dim.
11205 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
11206 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
11207 (pbb_nb_dynamic_scattering_transform): New.
11208 (psct_dynamic_dim): New.
11210 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
11212 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
11213 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
11214 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
11215 * graphite-interchange.c (build_linearized_memory_access): Same.
11216 (memory_stride_in_loop): Same.
11218 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11220 * graphite-dependences.c (pddr_original_scattering): New.
11221 (graphite_legal_transform_dr): Call pddr_original_scattering.
11224 * graphite-dependences.h (dot_deps): Declared.
11225 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
11226 (print_pdr): Print PDR_ID.
11227 * graphite-poly.h (struct poly_dr): Add field id.
11230 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
11232 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11234 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
11235 not delete the original dependence relation.
11237 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11239 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
11240 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
11241 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
11242 (free_poly_ddr): New.
11243 (pddr_is_empty): New.
11244 (dependence_polyhedron_1): Now returns a poly_ddr_p.
11245 (dependence_polyhedron): Same. Remove useless gcc_assert.
11247 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
11248 (graphite_carried_dependence_level_k): Call pddr_is_empty.
11249 * graphite-dependences.h (enum poly_dependence_kind): New.
11250 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
11251 (PDRP_SOURCE): Renamed PDDR_SOURCE.
11252 (PDRP_SINK): Renamed PDDR_SINK.
11253 (PDRP_DDP): Renamed PDDR_DDP.
11255 (free_poly_ddr): Declared.
11256 * graphite-poly.c (new_scop): Use the new hash function names.
11257 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
11258 into original_pddrs.
11259 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
11261 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11263 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
11264 bounds with LT_EXPR to make niter analysis more precise on code
11265 generated by Graphite.
11267 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11269 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
11270 (graphite_legal_transform_bb): Same.
11271 (poly_drs_may_alias_p): Same.
11273 2009-08-28 Richard Guenther <rguenther@suse.de>
11275 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
11277 2009-08-28 Jan Beulich <jbeulich@novell.com>
11279 * config/i386/netware.c: Include langhooks.h.
11280 (i386_nlm_encode_section_info): Simplify.
11281 (netware_override_options): Delete.
11282 * config/i386/netware.h (netware_override_options): Delete
11284 (OVERRIDE_OPTIONS): Delete definition.
11285 (SUBTARGET_OVERRIDE_OPTIONS): Define.
11286 (ASM_COMMENT_START): Define.
11287 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
11289 2009-08-28 Jan Beulich <jbeulich@novell.com>
11291 * configure.ac: For in-tree ld, do a plain version check to
11292 determine whether comdat groups are supported.
11293 * configure: Regenerate.
11295 2009-08-28 Olivier Hainque <hainque@adacore.com>
11297 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
11298 always defined. Reflect definition or absence of such for
11299 COLLECT_EXPORT_LIST. Readability helper.
11300 (scanfilter): New enum, to help control what symbols
11301 are to be considered or ignored by scan_prog_file.
11302 (enum pass): Rename as "scanpass", moved together with scanfilter
11303 prior to scan_prog_file's prototype.
11304 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
11305 Group prototype with the scanpass/scanfilter definitions, factorize
11306 head comments for the several implementations at the prototype.
11307 (main): Reorganize the first pass link control to let AIX
11308 drag only the needed frame tables in executables. Prevent
11309 frame tables collection during the scan aimed at static ctors.
11310 Pre-link and scan for frame tables later to compensate.
11311 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
11312 A C statement to issue assembly directives that create a reference
11313 to the given DWARF table identifier label from the current function
11315 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
11316 to differentiate first time section entry. Only emit a .data
11317 tables start identifier label the first time around.
11318 (switch_to_frame_table_section): New function. Helper for
11319 output_call_frame_info to switch possibly BACK into the eh_frame
11320 or the debug_frame section depending on FOR_EH.
11321 (output_call_frame_info): Use helper to first enter the proper
11323 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
11324 emit a link to the frame table start label from each function
11326 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
11327 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
11328 * config/rs6000/rs6000-protos.h: Declare it.
11329 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
11331 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
11333 * config/sh/sh.c (split_branches): Check the result of
11336 2009-08-27 Steve Ellcey <sje@cup.hp.com>
11338 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
11339 using -pthread -fopenmp
11341 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
11343 * doc/service.texi (service directory): Update URL.
11345 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
11347 PR rtl-optimization/40861
11348 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
11349 extract word from a multi-word subreg for negative byte positions.
11351 2009-08-27 Tristan Gingold <gingold@adacore.com>
11352 Douglas B Rupp <rupp@gnat.com>
11354 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
11355 (SECTION_VMS_OVERLAY): Define.
11356 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
11358 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
11360 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
11361 common_object declarations.
11362 (ia64_section_type_flags): Set section flag for common_object.
11363 * config/ia64/ia64-protos.h
11364 (ia64_vms_output_aligned_decl_common): Declare.
11365 (ia64_vms_elf_asm_named_section): Declare.
11367 2009-08-27 Michael Matz <matz@suse.de>
11369 * expr.c (expand_expr_real_2): New function taking exploded
11370 unary or binary expression, split out from ...
11371 (expand_expr_real_1): ... here. Move over all unary/binary
11372 switch parts to above function, in particular these codes:
11373 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
11374 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
11375 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
11376 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
11377 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
11378 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
11379 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
11380 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
11381 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
11382 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
11383 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
11384 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
11385 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
11386 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
11387 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
11388 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
11389 VEC_PACK_FIX_TRUNC_EXPR.
11390 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
11393 2009-08-27 Richard Guenther <rguenther@suse.de>
11395 * gengtype.c (main): Handle uint64_t.
11396 * ipa-utils.c (get_base_var): Indent properly.
11397 * tree-ssa-live.c (debug_scope_block): New function.
11398 * tree-flow.h (debug_scope_block): Declare.
11399 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
11400 * basic-block.h (enum profile_status): Rename to
11401 enum profile_status_d.
11402 (x_profile_status): Adjust type.
11404 2009-08-27 Dodji Seketeli <dodji@redhat.com>
11407 * dwarf2out.c (get_context_die): Declare this static function.
11408 (gen_type_die_with_usage): Make sure a DIE is a generated for
11409 the context of a typedef.
11411 2009-08-26 Anatoly Sokolov <aesok@post.ru>
11413 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
11416 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
11418 * config/mips/mips-protos.h (mips_output_sync): Declare.
11419 (mips_sync_loop_insns): Likewise.
11420 (mips_output_sync_loop): Replace first two parameters with an rtx.
11421 * config/mips/mips.c (mips_multi_member): New structure.
11422 (mips_multi_members): New variable.
11423 (mips_multi_start): New function.
11424 (mips_multi_add): Likewise.
11425 (mips_multi_add_insn): Likewise.
11426 (mips_multi_add_label): Likewise.
11427 (mips_multi_last_index): Likewise.
11428 (mips_multi_copy_insn): Likewise.
11429 (mips_multi_set_operand): Likewise.
11430 (mips_multi_write): Likewise.
11431 (mips_print_operand_punctuation): Remove '%|' and '%-'.
11432 (mips_init_print_operand_punct): Update accordingly.
11433 (mips_start_ll_sc_sync_block): New function.
11434 (mips_end_ll_sc_sync_block): Likewise.
11435 (mips_output_sync): Likewise.
11436 (mips_sync_insn1_template): Likewise.
11437 (mips_sync_insn2_template): Likewise.
11438 (mips_get_sync_operand): Likewise.
11439 (mips_process_sync_loop): Likewise.
11440 (mips_output_sync_loop): Use mips_process_sync_loop.
11441 (mips_sync_loop_insns): New function.
11442 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
11443 (MIPS_COMPARE_AND_SWAP_12): Likewise.
11444 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
11445 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
11446 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
11447 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
11448 (MIPS_SYNC_OLD_OP_12): Likewise.
11449 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
11450 (MIPS_SYNC_NEW_OP_12): Likewise.
11451 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
11452 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
11453 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
11454 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
11455 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
11456 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
11457 * config/mips/mips.md (sync_mem): New attribute.
11458 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
11459 (sync_exclusive_mask, sync_required_oldval): Likewise.
11460 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
11461 (sync_release_barrier): Likewise.
11462 (length): Handle sync loops.
11463 (sync): Use mips_output_sync.
11464 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
11465 (sync_compare_and_swap<mode>): Set the new sync_* attributes
11466 and use mips_output_sync_loop.
11467 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
11468 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
11469 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
11470 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
11471 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
11472 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
11473 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
11474 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
11475 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
11477 2009-08-26 Richard Guenther <rguenther@suse.de>
11479 PR middle-end/41163
11480 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
11481 the types to not match.
11482 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
11484 * tree-ssa.c (useless_type_conversion_p): Conversions to
11485 pointers to unprototyped functions are useless.
11487 2009-08-26 Richard Guenther <rguenther@suse.de>
11489 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
11490 whole-program condition, prepare to be called for non-globals.
11491 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
11492 params build a representative with known type and track its fields.
11494 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
11496 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
11497 clearing by a taken branch.
11498 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
11499 effectively after bbro pass.
11500 (sync_nand<mode>): Ditto.
11501 (sync_old_<fetchop_name><mode>): Ditto.
11502 (sync_old_nand<mode>): Ditto.
11503 (sync_new_<fetchop_name><mode>): Dito.
11504 (sync_new_nand<mode>): Ditto.
11505 (sync_compare_and_swap<mode>_1): Ditto.
11506 (*sync_compare_and_swap<mode>): Ditto.
11507 (sync_lock_test_and_set<mode>_1): Ditto.
11508 ("sync_lock_test_and_set<mode>): Ditto.
11510 2009-08-25 Douglas B Rupp <rupp@gnat.com>
11512 * hwint.h (HOST_LONG_FORMAT): New macro
11513 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
11514 Use HOST_PTR_PRINTF.
11515 * system.h (HOST_PTR_PRINTF): Resurrect old macro
11516 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
11517 (HOST_PTR_PRINTF): Document.
11519 2009-08-25 Jan Hubicka <jh@suse.cz>
11521 * config/i386/bmmintrin.h: Replace by #error.
11524 Michael Meissner <michael.meissner@amd.com>
11525 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11526 Tony Linthicum <tony.linthicum@amd.com>
11528 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
11529 (TARGET_ROUND): New macro for the round/ptest instructions which
11530 are shared between SSE4.1 and SSE5.
11531 (OPTION_MASK_ISA_ROUND): Ditto.
11532 (OPTION_ISA_ROUND): Ditto.
11533 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
11534 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
11536 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
11537 (-mfused-madd): New switch to give users control over whether the
11538 compiler optimizes to use the multiply/add SSE5 instructions.
11540 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
11541 (ix86_handle_option): Turn off 3dnow if -msse5.
11542 (override_options): Add SSE5 support.
11543 (print_operand): %Y prints comparison codes for SSE5 com/pcom
11545 (ix86_expand_sse_movcc): Add SSE5 support.
11546 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
11547 vector type to the next largest size.
11548 (ix86_expand_sse5_pack): New function to use pperm to pack a
11549 vector type to the next smallest size.
11550 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
11551 (IX86_BUILTIN_FMADDSD): Ditto.
11552 (IX86_BUILTIN_FMADDPS): Ditto.
11553 (IX86_BUILTIN_FMADDPD): Ditto.
11554 (IX86_BUILTIN_FMSUBSS): Ditto.
11555 (IX86_BUILTIN_FMSUBSD): Ditto.
11556 (IX86_BUILTIN_FMSUBPS): Ditto.
11557 (IX86_BUILTIN_FMSUBPD): Ditto.
11558 (IX86_BUILTIN_FNMADDSS): Ditto.
11559 (IX86_BUILTIN_FNMADDSD): Ditto.
11560 (IX86_BUILTIN_FNMADDPS): Ditto.
11561 (IX86_BUILTIN_FNMADDPD): Ditto.
11562 (IX86_BUILTIN_FNMSUBSS): Ditto.
11563 (IX86_BUILTIN_FNMSUBSD): Ditto.
11564 (IX86_BUILTIN_FNMSUBPS): Ditto.
11565 (IX86_BUILTIN_FNMSUBPD): Ditto.
11566 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
11567 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
11568 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
11569 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
11570 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
11571 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
11572 (IX86_BUILTIN_PPERM): Ditto.
11573 (IX86_BUILTIN_PERMPS): Ditto.
11574 (IX86_BUILTIN_PERMPD): Ditto.
11575 (IX86_BUILTIN_PMACSSWW): Ditto.
11576 (IX86_BUILTIN_PMACSWW): Ditto.
11577 (IX86_BUILTIN_PMACSSWD): Ditto.
11578 (IX86_BUILTIN_PMACSWD): Ditto.
11579 (IX86_BUILTIN_PMACSSDD): Ditto.
11580 (IX86_BUILTIN_PMACSDD): Ditto.
11581 (IX86_BUILTIN_PMACSSDQL): Ditto.
11582 (IX86_BUILTIN_PMACSSDQH): Ditto.
11583 (IX86_BUILTIN_PMACSDQL): Ditto.
11584 (IX86_BUILTIN_PMACSDQH): Ditto.
11585 (IX86_BUILTIN_PMADCSSWD): Ditto.
11586 (IX86_BUILTIN_PMADCSWD): Ditto.
11587 (IX86_BUILTIN_PHADDBW): Ditto.
11588 (IX86_BUILTIN_PHADDBD): Ditto.
11589 (IX86_BUILTIN_PHADDBQ): Ditto.
11590 (IX86_BUILTIN_PHADDWD): Ditto.
11591 (IX86_BUILTIN_PHADDWQ): Ditto.
11592 (IX86_BUILTIN_PHADDDQ): Ditto.
11593 (IX86_BUILTIN_PHADDUBW): Ditto.
11594 (IX86_BUILTIN_PHADDUBD): Ditto.
11595 (IX86_BUILTIN_PHADDUBQ): Ditto.
11596 (IX86_BUILTIN_PHADDUWD): Ditto.
11597 (IX86_BUILTIN_PHADDUWQ): Ditto.
11598 (IX86_BUILTIN_PHADDUDQ): Ditto.
11599 (IX86_BUILTIN_PHSUBBW): Ditto.
11600 (IX86_BUILTIN_PHSUBWD): Ditto.
11601 (IX86_BUILTIN_PHSUBDQ): Ditto.
11602 (IX86_BUILTIN_PROTB): Ditto.
11603 (IX86_BUILTIN_PROTW): Ditto.
11604 (IX86_BUILTIN_PROTD): Ditto.
11605 (IX86_BUILTIN_PROTQ): Ditto.
11606 (IX86_BUILTIN_PROTB_IMM): Ditto.
11607 (IX86_BUILTIN_PROTW_IMM): Ditto.
11608 (IX86_BUILTIN_PROTD_IMM): Ditto.
11609 (IX86_BUILTIN_PROTQ_IMM): Ditto.
11610 (IX86_BUILTIN_PSHLB): Ditto.
11611 (IX86_BUILTIN_PSHLW): Ditto.
11612 (IX86_BUILTIN_PSHLD): Ditto.
11613 (IX86_BUILTIN_PSHLQ): Ditto.
11614 (IX86_BUILTIN_PSHAB): Ditto.
11615 (IX86_BUILTIN_PSHAW): Ditto.
11616 (IX86_BUILTIN_PSHAD): Ditto.
11617 (IX86_BUILTIN_PSHAQ): Ditto.
11618 (IX86_BUILTIN_FRCZSS): Ditto.
11619 (IX86_BUILTIN_FRCZSD): Ditto.
11620 (IX86_BUILTIN_FRCZPS): Ditto.
11621 (IX86_BUILTIN_FRCZPD): Ditto.
11622 (IX86_BUILTIN_CVTPH2PS): Ditto.
11623 (IX86_BUILTIN_CVTPS2PH): Ditto.
11624 (IX86_BUILTIN_COMEQSS): Ditto.
11625 (IX86_BUILTIN_COMNESS): Ditto.
11626 (IX86_BUILTIN_COMLTSS): Ditto.
11627 (IX86_BUILTIN_COMLESS): Ditto.
11628 (IX86_BUILTIN_COMGTSS): Ditto.
11629 (IX86_BUILTIN_COMGESS): Ditto.
11630 (IX86_BUILTIN_COMUEQSS): Ditto.
11631 (IX86_BUILTIN_COMUNESS): Ditto.
11632 (IX86_BUILTIN_COMULTSS): Ditto.
11633 (IX86_BUILTIN_COMULESS): Ditto.
11634 (IX86_BUILTIN_COMUGTSS): Ditto.
11635 (IX86_BUILTIN_COMUGESS): Ditto.
11636 (IX86_BUILTIN_COMORDSS): Ditto.
11637 (IX86_BUILTIN_COMUNORDSS): Ditto.
11638 (IX86_BUILTIN_COMFALSESS): Ditto.
11639 (IX86_BUILTIN_COMTRUESS): Ditto.
11640 (IX86_BUILTIN_COMEQSD): Ditto.
11641 (IX86_BUILTIN_COMNESD): Ditto.
11642 (IX86_BUILTIN_COMLTSD): Ditto.
11643 (IX86_BUILTIN_COMLESD): Ditto.
11644 (IX86_BUILTIN_COMGTSD): Ditto.
11645 (IX86_BUILTIN_COMGESD): Ditto.
11646 (IX86_BUILTIN_COMUEQSD): Ditto.
11647 (IX86_BUILTIN_COMUNESD): Ditto.
11648 (IX86_BUILTIN_COMULTSD): Ditto.
11649 (IX86_BUILTIN_COMULESD): Ditto.
11650 (IX86_BUILTIN_COMUGTSD): Ditto.
11651 (IX86_BUILTIN_COMUGESD): Ditto.
11652 (IX86_BUILTIN_COMORDSD): Ditto.
11653 (IX86_BUILTIN_COMUNORDSD): Ditto.
11654 (IX86_BUILTIN_COMFALSESD): Ditto.
11655 (IX86_BUILTIN_COMTRUESD): Ditto.
11656 (IX86_BUILTIN_COMEQPS): Ditto.
11657 (IX86_BUILTIN_COMNEPS): Ditto.
11658 (IX86_BUILTIN_COMLTPS): Ditto.
11659 (IX86_BUILTIN_COMLEPS): Ditto.
11660 (IX86_BUILTIN_COMGTPS): Ditto.
11661 (IX86_BUILTIN_COMGEPS): Ditto.
11662 (IX86_BUILTIN_COMUEQPS): Ditto.
11663 (IX86_BUILTIN_COMUNEPS): Ditto.
11664 (IX86_BUILTIN_COMULTPS): Ditto.
11665 (IX86_BUILTIN_COMULEPS): Ditto.
11666 (IX86_BUILTIN_COMUGTPS): Ditto.
11667 (IX86_BUILTIN_COMUGEPS): Ditto.
11668 (IX86_BUILTIN_COMORDPS): Ditto.
11669 (IX86_BUILTIN_COMUNORDPS): Ditto.
11670 (IX86_BUILTIN_COMFALSEPS): Ditto.
11671 (IX86_BUILTIN_COMTRUEPS): Ditto.
11672 (IX86_BUILTIN_COMEQPD): Ditto.
11673 (IX86_BUILTIN_COMNEPD): Ditto.
11674 (IX86_BUILTIN_COMLTPD): Ditto.
11675 (IX86_BUILTIN_COMLEPD): Ditto.
11676 (IX86_BUILTIN_COMGTPD): Ditto.
11677 (IX86_BUILTIN_COMGEPD): Ditto.
11678 (IX86_BUILTIN_COMUEQPD): Ditto.
11679 (IX86_BUILTIN_COMUNEPD): Ditto.
11680 (IX86_BUILTIN_COMULTPD): Ditto.
11681 (IX86_BUILTIN_COMULEPD): Ditto.
11682 (IX86_BUILTIN_COMUGTPD): Ditto.
11683 (IX86_BUILTIN_COMUGEPD): Ditto.
11684 (IX86_BUILTIN_COMORDPD): Ditto.
11685 (IX86_BUILTIN_COMUNORDPD): Ditto.
11686 (IX86_BUILTIN_COMFALSEPD): Ditto.
11687 (IX86_BUILTIN_COMTRUEPD): Ditto.
11688 (IX86_BUILTIN_PCOMEQUB): Ditto.
11689 (IX86_BUILTIN_PCOMNEUB): Ditto.
11690 (IX86_BUILTIN_PCOMLTUB): Ditto.
11691 (IX86_BUILTIN_PCOMLEUB): Ditto.
11692 (IX86_BUILTIN_PCOMGTUB): Ditto.
11693 (IX86_BUILTIN_PCOMGEUB): Ditto.
11694 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
11695 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
11696 (IX86_BUILTIN_PCOMEQUW): Ditto.
11697 (IX86_BUILTIN_PCOMNEUW): Ditto.
11698 (IX86_BUILTIN_PCOMLTUW): Ditto.
11699 (IX86_BUILTIN_PCOMLEUW): Ditto.
11700 (IX86_BUILTIN_PCOMGTUW): Ditto.
11701 (IX86_BUILTIN_PCOMGEUW): Ditto.
11702 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
11703 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
11704 (IX86_BUILTIN_PCOMEQUD): Ditto.
11705 (IX86_BUILTIN_PCOMNEUD): Ditto.
11706 (IX86_BUILTIN_PCOMLTUD): Ditto.
11707 (IX86_BUILTIN_PCOMLEUD): Ditto.
11708 (IX86_BUILTIN_PCOMGTUD): Ditto.
11709 (IX86_BUILTIN_PCOMGEUD): Ditto.
11710 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
11711 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
11712 (IX86_BUILTIN_PCOMEQUQ): Ditto.
11713 (IX86_BUILTIN_PCOMNEUQ): Ditto.
11714 (IX86_BUILTIN_PCOMLTUQ): Ditto.
11715 (IX86_BUILTIN_PCOMLEUQ): Ditto.
11716 (IX86_BUILTIN_PCOMGTUQ): Ditto.
11717 (IX86_BUILTIN_PCOMGEUQ): Ditto.
11718 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
11719 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
11720 (IX86_BUILTIN_PCOMEQB): Ditto.
11721 (IX86_BUILTIN_PCOMNEB): Ditto.
11722 (IX86_BUILTIN_PCOMLTB): Ditto.
11723 (IX86_BUILTIN_PCOMLEB): Ditto.
11724 (IX86_BUILTIN_PCOMGTB): Ditto.
11725 (IX86_BUILTIN_PCOMGEB): Ditto.
11726 (IX86_BUILTIN_PCOMFALSEB): Ditto.
11727 (IX86_BUILTIN_PCOMTRUEB): Ditto.
11728 (IX86_BUILTIN_PCOMEQW): Ditto.
11729 (IX86_BUILTIN_PCOMNEW): Ditto.
11730 (IX86_BUILTIN_PCOMLTW): Ditto.
11731 (IX86_BUILTIN_PCOMLEW): Ditto.
11732 (IX86_BUILTIN_PCOMGTW): Ditto.
11733 (IX86_BUILTIN_PCOMGEW): Ditto.
11734 (IX86_BUILTIN_PCOMFALSEW): Ditto.
11735 (IX86_BUILTIN_PCOMTRUEW): Ditto.
11736 (IX86_BUILTIN_PCOMEQD): Ditto.
11737 (IX86_BUILTIN_PCOMNED): Ditto.
11738 (IX86_BUILTIN_PCOMLTD): Ditto.
11739 (IX86_BUILTIN_PCOMLED): Ditto.
11740 (IX86_BUILTIN_PCOMGTD): Ditto.
11741 (IX86_BUILTIN_PCOMGED): Ditto.
11742 (IX86_BUILTIN_PCOMFALSED): Ditto.
11743 (IX86_BUILTIN_PCOMTRUED): Ditto.
11744 (IX86_BUILTIN_PCOMEQQ): Ditto.
11745 (IX86_BUILTIN_PCOMNEQ): Ditto.
11746 (IX86_BUILTIN_PCOMLTQ): Ditto.
11747 (IX86_BUILTIN_PCOMLEQ): Ditto.
11748 (IX86_BUILTIN_PCOMGTQ): Ditto.
11749 (IX86_BUILTIN_PCOMGEQ): Ditto.
11750 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
11751 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
11752 (enum multi_arg_type): New enum for describing the various SSE5
11753 intrinsic argument types.
11754 (bdesc_multi_arg): New table for SSE5 intrinsics.
11755 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
11756 (ix86_expand_multi_arg_builtin): New function for creating SSE5
11758 (ix86_expand_builtin): Add SSE5 intrinsic support.
11759 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
11760 operand instructions.
11761 (ix86_expand_sse5_multiple_memory): New function to split the
11762 second memory reference from SSE5 instructions.
11763 (type_has_variadic_args_p): Delete in favor of stdarg_p.
11764 (ix86_return_pops_args): Use stdarg_p to determine if the function
11765 has variable arguments.
11766 (ix86_setup_incoming_varargs): Ditto.
11767 (x86_this_parameter): Ditto.
11769 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
11771 (ix86_expand_sse5_pack): Ditto.
11772 (ix86_sse5_valid_op_p): Ditto.
11773 (ix86_expand_sse5_multiple_memory): Ditto.
11775 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
11776 constant for SSE5 support.
11777 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
11778 (UNSPEC_SSE5_TRUEFALSE): Ditto.
11779 (UNSPEC_SSE5_PERMUTE): Ditto.
11780 (UNSPEC_SSE5_ASHIFT): Ditto.
11781 (UNSPEC_SSE5_LSHIFT): Ditto.
11782 (UNSPEC_FRCZ): Ditto.
11783 (UNSPEC_CVTPH2PS): Ditto.
11784 (UNSPEC_CVTPS2PH): Ditto.
11785 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
11786 (PCOM_TRUE): Ditto.
11787 (COM_FALSE_S): Ditto.
11788 (COM_FALSE_P): Ditto.
11789 (COM_TRUE_S): Ditto.
11790 (COM_TRUE_P): Ditto.
11791 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
11792 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
11794 (memory attribute): Ditto.
11795 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
11796 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
11797 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
11798 (floor<mode>2): Ditto.
11799 (ceil<mode>2): Ditto.
11800 (btrunc<mode>2): Ditto.
11801 (nearbyintdf2): Ditto.
11802 (nearbyintsf2): Ditto.
11803 (sse_setccsf): Disable if SSE5.
11804 (sse_setccdf): Ditto.
11805 (sse5_setcc<mode>): New support for SSE5 conditional move.
11806 (sse5_pcmov_<mode>): Ditto.
11808 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
11809 (SSEMODEF4): Ditto.
11810 (SSEMODEF2P): Ditto.
11811 (ssemodesuffixf4): New mode attribute for SSE5.
11812 (ssemodesuffixf2s): Ditto.
11813 (ssemodesuffixf2c): Ditto.
11814 (sserotatemax): Ditto.
11815 (ssescalarmode): Ditto.
11816 (sse_maskcmpv4sf3): Disable if SSE5.
11817 (sse_maskcmpv2df3): Ditto.
11818 (sse_vmmaskcmpv4sf3): Ditto.
11819 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
11820 (sse5_vmfmadd<mode>4): Ditto.
11821 (sse5_fmsub<mode>4): Ditto.
11822 (sse5_vmfmsub<mode>4): Ditto.
11823 (sse5_fnmadd<mode>4): Ditto.
11824 (sse5_vmfnmadd<mode>4): Ditto.
11825 (sse5_fnmsub<mode>4): Ditto.
11826 (sse5_vmfnmsub<mode>4): Ditto.
11827 (sse5i_fmadd<mode>4): Ditto.
11828 (sse5i_fmsub<mode>4): Ditto.
11829 (sse5i_fnmadd<mode>4): Ditto.
11830 (sse5i_fnmsub<mode>4): Ditto.
11831 (sse5i_vmfmadd<mode>4): Ditto.
11832 (sse5i_vmfmsub<mode>4): Ditto.
11833 (sse5i_vmfnmadd<mode>4): Ditto.
11834 (sse5i_vmfnmsub<mode>4): Ditto.
11835 (mulv16qi3): Add SSE5 support.
11837 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
11838 (sse2_mulv4si3): Disable if SSE5.
11839 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
11840 (sse4_1_roundps): Ditto.
11841 (sse4_1_roundsd): Ditto.
11842 (sse4_1_roundss): Ditto.
11843 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
11845 (sse_maskcmpsf3): Ditto.
11846 (sse_vmmaskcmpv4sf3): Ditto.
11847 (sse2_maskcmpv2df3): Ditto.
11848 (sse2_maskcmpdf3): Ditto.
11849 (sse2_vmmaskcmpv2df3): Ditto.
11850 (sse2_eq<mode>3): Ditto.
11851 (sse2_gt<mode>3): Ditto.
11852 (sse5_pcmov_<mode>): Add SSE5 support.
11853 (vec_unpacku_hi_v16qi): Ditto.
11854 (vec_unpacks_hi_v16qi): Ditto.
11855 (vec_unpacku_lo_v16qi): Ditto.
11856 (vec_unpacks_lo_v16qi): Ditto.
11857 (vec_unpacku_hi_v8hi): Ditto.
11858 (vec_unpacks_hi_v8hi): Ditto.
11859 (vec_unpacku_lo_v8hi): Ditto.
11860 (vec_unpacks_lo_v8hi): Ditto.
11861 (vec_unpacku_hi_v4si): Ditto.
11862 (vec_unpacks_hi_v4si): Ditto.
11863 (vec_unpacku_lo_v4si): Ditto.
11864 (vec_unpacks_lo_v4si): Ditto.
11865 (sse5_pmacsww): New SSE5 intrinsic insn.
11866 (sse5_pmacssww): Ditto.
11867 (sse5_pmacsdd): Ditto.
11868 (sse5_pmacssdd): Ditto.
11869 (sse5_pmacssdql): Ditto.
11870 (sse5_pmacssdqh): Ditto.
11871 (sse5_pmacsdqh): Ditto.
11872 (sse5_pmacsswd): Ditto.
11873 (sse5_pmacswd): Ditto.
11874 (sse5_pmadcsswd): Ditto.
11875 (sse5_pmadcswd): Ditto.
11876 (sse5_pcmov_<move>): Conditional move support on SSE5.
11877 (sse5_phaddbw): New SSE5 intrinsic insn.
11878 (sse5_phaddbd): Ditto.
11879 (sse5_phaddbq): Ditto.
11880 (sse5_phaddwd): Ditto.
11881 (sse5_phaddwq): Ditto.
11882 (sse5_phadddq): Ditto.
11883 (sse5_phaddubw): Ditto.
11884 (sse5_phaddubd): Ditto.
11885 (sse5_phaddubq): Ditto.
11886 (sse5_phadduwd): Ditto.
11887 (sse5_phadduwq): Ditto.
11888 (sse5_phaddudq): Ditto.
11889 (sse5_phsubbw): Ditto.
11890 (sse5_phsubwd): Ditto.
11891 (sse5_phsubdq): Ditto.
11892 (sse5_pperm): Ditto.
11893 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
11894 (sse5_pperm_zero_v16qi_v8hi): Ditto.
11895 (sse5_pperm_sign_v8hi_v4si): Ditto.
11896 (sse5_pperm_zero_v8hi_v4si): Ditto.
11897 (sse5_pperm_sign_v4si_v2di): Ditto.
11898 (sse5_pperm_sign_v4si_v2di): Ditto.
11899 (sse5_pperm_pack_v2di_v4si): Ditto.
11900 (sse5_pperm_pack_v4si_v8hi): Ditto.
11901 (sse5_pperm_pack_v8hi_v16qi): Ditto.
11902 (sse5_perm<mode>): New SSE5 intrinsic insn.
11903 (rotl<mode>3): Ditto.
11904 (sse5_rotl<mode>3): Ditto.
11905 (sse5_ashl<mode>3): Ditto.
11906 (sse5_lshl<mode>3): Ditto.
11907 (sse5_frcz<mode>2): Ditto.
11908 (sse5s_frcz<mode>2): Ditto.
11909 (sse5_cvtph2ps): Ditto.
11910 (sse5_cvtps2ph): Ditto.
11911 (sse5_vmmaskcmp<mode>3): Ditto.
11912 (sse5_com_tf<mode>3): Ditto.
11913 (sse5_maskcmp<mode>3): Ditto.
11914 (sse5_maskcmp_uns<mode>3): Ditto.
11915 (sse5_maskcmp_uns2<mode>3): Ditto.
11916 (sse5_pcom_tf<mode>3): Ditto.
11918 * config/i386/predicates.md (sse5_comparison_float_operator):
11919 New predicate to match the comparison operators supported by
11920 the SSE5 com instruction.
11921 (ix86_comparison_int_operator): New predicate to match just the
11922 signed int comparisons.
11923 (ix86_comparison_uns_operator): New predicate to match just the
11924 unsigned int comparisons.
11926 * doc/invoke.texi (-msse5): Add documentation.
11927 (-mfused-madd): Ditto.
11929 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
11931 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
11933 (x86_64-*-*): Ditto.
11935 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
11937 * config/i386/bmmintrin.h: New file, provide common x86 compiler
11938 intrinisics for SSE5.
11940 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
11943 * config/i386/mmintrin-common.h: New file, to contain common
11944 instructions between SSE4.1 and SSE5.
11946 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
11947 FOREACH_FUNCTION_ARGS to iterate over the argument list.
11948 (gen_regparm_prefix): Ditto.
11950 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
11951 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
11952 prototype_p to determine if a function is prototyped.
11954 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
11956 * c-common.c (c_common_reswords) add the alignof keyword,
11957 with same RID as __alignof and __alignof__
11959 2009-08-25 Anatoly Sokolov <aesok@post.ru>
11961 * hooks.h (hook_bool_const_int_const_int_true): Declare.
11962 * hooks.c (hook_bool_const_int_const_int_true): New function.
11963 * target.h (struct gcc_target): Add can_eliminate field.
11964 * target-def.h (TARGET_CAN_ELIMINATE): Define.
11965 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
11966 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
11967 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
11968 (elim_table): Revise comment.
11969 * system.h (CAN_ELIMINATE): Poison.
11970 * defaults.h (CAN_ELIMINATE): Remove.
11971 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
11973 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
11974 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
11976 (alpha_vms_can_eliminate): Declare as static, change return type to
11978 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
11980 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
11981 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
11982 (arm_can_eliminate): New function.
11984 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
11985 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
11986 (avr_can_eliminate): Declare as static.
11987 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
11989 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
11990 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
11991 (bfin_can_eliminate): New function.
11993 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
11994 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
11995 (crx_can_eliminate): New function.
11997 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
11998 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
11999 (fr30_can_eliminate): New function.
12001 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
12002 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
12003 (frv_can_eliminate): New function.
12005 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
12006 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
12007 (h8300_can_eliminate): New function.
12009 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
12010 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
12011 (i386_can_eliminate): Declare as static, change return type to bool.
12012 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
12014 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
12015 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
12016 (ia64_can_eliminate): New function.
12018 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
12019 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
12020 (iq2000_can_eliminate): New function.
12022 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
12023 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
12024 (m32r_can_eliminate): New function.
12026 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
12027 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
12028 (m68hc11_can_eliminate): New function.
12030 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
12031 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
12032 (m68k_can_eliminate): New function.
12034 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
12035 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
12036 (mep_can_eliminate): New function.
12038 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
12039 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
12040 (mips_can_eliminate): New function.
12042 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
12043 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
12044 (rs6000_can_eliminate): New function.
12046 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
12047 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
12048 (s390_can_eliminate): Declare as static.
12049 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
12051 * config/score/score.h (CAN_ELIMINATE): Remove macro.
12052 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
12053 (score_can_eliminate): New function.
12055 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
12056 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
12057 (sparc_can_eliminate): Declare as static.
12058 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
12060 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
12061 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
12062 (xstormy16_can_eliminate): New function.
12064 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
12065 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
12066 (v850_can_eliminate): New function.
12068 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
12070 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
12071 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
12072 (*movdfcc_ext[1234]): Disable for IEEE mode.
12074 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
12076 * gimplify.c (prepare_gimple_addressable): New static function.
12077 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
12079 (gimplify_addr_expr): Invoke it similarly on the operand instead of
12080 manually fiddling with it.
12082 2009-08-25 Michael Matz <matz@suse.de>
12084 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
12085 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
12087 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
12088 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
12089 (do_jump): Split out code for simple binary comparisons into ...
12090 (do_jump_1): ... this, taking the individual operands and code.
12091 Change callers to helper function above accordingly.
12092 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
12095 2009-08-25 Michael Matz <matz@suse.de>
12097 * expr.h (struct separate_ops, sepops): New type for passing
12098 around an exploded simple expression.
12099 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
12100 Use this structure instead of expression tree.
12101 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
12102 expression, only its type.
12103 (expand_vec_cond_expr): Take type and individual operands instead
12104 of full expression.
12105 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
12106 expand_vec_shift_expr): Change prototype accordingly.
12107 * tree-vect-stmts.c (vectorizable_condition): Change call of
12108 expand_vec_cond_expr_p to pass only type.
12109 * expr.c (do_store_flags): Change prototype and implementation
12110 to take an exploded expression.
12111 (expand_expr_real_1): New local ops initialized with details
12112 of the full expression. Use it instead of full
12113 expression in calls to do_store_flags, expand_vec_cond_expr,
12114 expand_widen_pattern_expr and expand_vec_shift_expr.
12116 2009-08-25 Michael Matz <matz@suse.de>
12118 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
12119 treeop2 initialized with first three operands of the full expression.
12120 Substitute all TREE_OPERAND (exp, [012]) calls with them.
12122 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
12124 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
12125 (__gthread_objc_condition_allocate): Mark arguments as unused.
12126 (__gthread_objc_condition_deallocate): Likewise.
12127 (__gthread_objc_condition_wait): Likewise.
12128 (__gthread_objc_condition_broadcast): Likewise.
12129 (__gthread_objc_condition_signal): Likewise.
12130 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
12131 (__gthread_objc_thread_id): Likewise.
12133 2009-08-25 Janus Weil <janus@gcc.gnu.org>
12135 PR middle-end/41149
12136 * tree-pretty-print.c (print_call_name): Print the correct call name
12137 for procedure pointer components.
12139 2009-08-24 Steve Ellcey <sje@cup.hp.com>
12141 * config/ia64/ia64.c (ia64_promote_function_mode): Call
12142 default_promote_function_mode when not VMS.
12144 2009-08-24 Olivier Hainque <hainque@adacore.com>
12146 * convert.c (convert_to_integer): Don't assume an input pointer is
12147 POINTER_SIZE wide. Fetch from the type instead.
12149 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12151 * configure.ac (AC_PREREQ): Bump to 2.64.
12153 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
12155 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
12156 (process_command): Don't search standard_exec_prefix_1 and
12157 standard_exec_prefix_2.
12159 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12161 * config/arm/arm.c (output_return_instruction): Handle for
12164 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12166 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
12168 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12170 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
12171 (*arm_movdf_vfp): Likewise.
12173 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12175 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
12176 (vashr<mode>3): Rename from ashr<mode>3.
12177 (vlshr<mode>3): Rename from lshr<mode>3.
12179 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
12182 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
12183 (check_format_info_main): Use scalar_identify_flag.
12184 (check_format_types): Check for scalar size identity if
12185 scalar_identify_flag is set.
12186 (printf_length_specs): Extend by new field.
12187 (asm_fprintf_length_specs): Likewise.
12188 (gcc_diag_length_specs): Likewise.
12189 (scanf_length_specs): Likewise.
12190 (strfmon_length_specs): Likewise.
12191 (gcc_gfc_length_specs): Likewise.
12192 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
12193 (ms_printf_flag_specs): Likewise.
12194 * c-format.h (format_length_info): Add new member scalar_identity_flag.
12196 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
12199 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
12200 (*call_value_pop_1): Ditto.
12201 (*sibcall_pop_1): New insn pattern.
12202 (*sibcall_value_pop_1): Ditto.
12204 2009-08-23 Alan Modra <amodra@bigpond.net.au>
12207 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
12210 2009-08-23 Alan Modra <amodra@bigpond.net.au>
12213 * fwprop.c (try_fwprop_subst): Allow multiple sets.
12214 (get_reg_use_in): New function.
12215 (forward_propagate_subreg): Propagate through subreg of zero_extend
12218 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
12220 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
12221 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
12223 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12225 * configure.ac: Remove --with-datarootdir, --with-docdir,
12226 --with-htmldir switches. No need to call AC_SUBST for
12227 datarootdir, docdir, htmldir any more.
12228 * configure: Regenerate.
12229 * doc/install.texi (Configuration): Document --datarootdir,
12230 --docdir, --htmldir, --pdfdir; update documentation for
12231 --infodir, --mandir.
12232 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
12235 * aclocal.m4: Regenerate.
12236 * config.in: Regenerate.
12237 * configure: Regenerate.
12239 2009-08-21 Douglas B Rupp <rupp@gnat.com>
12240 Olivier Hainque <hainque@adacore.com>
12242 * config/ia64/ia64.c: Include libfuncs.h.
12243 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
12244 (ia64_expand_call): Use reg 25 on VMS.
12245 (ia64_initialize_trampoline): Fix for VMS ABI.
12246 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
12247 (ia64_function_arg): Initialize reg 25 on VMS.
12248 Fix OpenVMS ABI issues for varargs.
12249 For OpenVMS, emit the Argument Information register set in the
12250 incoming/sibcall case as well.
12251 (ia64_arg_type): New function.
12252 (ia64_function_arg_advance): Keep track of cum->words.
12253 Fix OpenVMS ABI issues for varargs.
12254 (ia64_function_value): On VMS, promote mode of non-aggregate types.
12255 (ia64_override_options): Set flag_no_common on VMS.
12256 (ia64_init_builtins): Disable FWRITE builtin.
12257 (ia64_asm_output_external): Call DO_CRTL_NAMES.
12258 (ia64_vms_init_libfuncs): Add decc$ routines.
12259 (ia64_vms_valid_pointer_mode): New function.
12260 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
12261 (ia64_promote_function_mode): New function
12262 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
12263 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
12264 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
12265 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
12266 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
12267 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
12268 Suppress trailing '#' if VALUE is numeric.
12269 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
12270 ia64_promote_function_mode.
12271 (TARGET_VALID_POINTER_MODE): Define.
12273 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
12276 * config/rs6000/rs6000.c (rs6000_override_options): Use
12277 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
12280 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
12281 reporting of vector + decimal/boolean/complex error.
12283 2009-08-21 Jakub Jelinek <jakub@redhat.com>
12285 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
12286 __vector double TYPE_DECL.
12288 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
12290 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
12291 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
12292 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
12293 to pointer to enum machine_mode. Update all callers as needed.
12295 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
12297 * config/alpha/alpha.md (exception_receiver): Emit alternative
12298 GP load sequence if flag_reorder_blocks_and_partition is set.
12299 (*exception_receiver_2): Also enable when
12300 flag_reorder_blocks_and_partition is set.
12302 2009-08-20 Matt Rice <ratmice@gmail.com>
12303 Diego Novillo <dnovillo@google.com>
12305 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
12308 2009-08-20 Richard Guenther <rguenther@suse.de>
12310 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
12311 * c-tree.h (c_dup_lang_specific_decl): Remove.
12312 (struct lang_decl, struct lang_type): Move definitions ...
12313 * c-lang.h: ... here. New file.
12314 * c-decl.c: Include c-lang.h.
12315 (c_dup_lang_specific_decl): Remove.
12316 * c-typeck.c: Include c-lang.h.
12317 * Makefile.in (c-decl.o): Add c-lang.h dependency.
12318 (c-typeck.o): Likewise.
12319 * c-config-lang.in (gtfiles): Add c-lang.h.
12320 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
12323 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
12325 * config/alpha/alpha.c (alpha_end_function): Do not clear
12326 crtl->emit structure and free insn locators if cfun->is_thunk is true,
12327 this is now handled in generic code.
12329 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
12331 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
12332 (s390_z10_fix_long_loop_prediction): New function.
12333 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
12334 (s390_reorg): Walk over the INSNs and invoke
12335 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
12337 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
12339 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
12340 "*brx_64bit", "*brx_31bit"): New patterns.
12341 * config/s390/s390.c ('E'): New output modifier.
12343 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12344 Richard Earnshaw <richard.earnshaw@arm.com>
12346 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
12347 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
12349 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12351 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
12353 * pa.c (emit_move_sequence): Check if address of operand1 is valid
12354 for mode mode of operand0 when doing secondary reload for SAR.
12356 2009-08-19 Jakub Jelinek <jakub@redhat.com>
12358 PR middle-end/41123
12359 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
12360 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
12362 2009-08-19 Jason Merrill <jason@redhat.com>
12364 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
12365 supported template depth in C++0x.
12367 2009-08-19 Jakub Jelinek <jakub@redhat.com>
12369 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
12370 free_after_compilation.
12371 * config/score/score7.c (score7_output_mi_thunk): Likewise.
12372 * config/score/score3.c (score3_output_mi_thunk): Likewise.
12373 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
12374 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
12375 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
12376 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
12377 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
12379 2009-08-19 Ian Lance Taylor <iant@google.com>
12381 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
12382 of (plus (mult (neg B) C) A).
12384 2009-08-18 Michael Matz <matz@suse.de>
12386 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
12387 instead of comparing TYPE_MAIN_VARIANT for equality.
12388 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
12389 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
12390 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
12391 * gimplify.c (goa_lhs_expr_p): Ditto and use
12392 STRIP_USELESS_TYPE_CONVERSION.
12394 2009-08-18 Michael Matz <matz@suse.de>
12396 * tree-ssa-structalias.c (create_variable_info_for): Also mark
12397 first field in a struct.
12398 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
12400 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
12402 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
12403 locators before emit_insn is called. Remove assert that
12405 (alpha_end_function): Clear crtl->emit structure and free insn
12406 locators if cfun->is_thunk is true.
12408 2009-08-18 Jason Merrill <jason@redhat.com>
12410 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
12412 * configure.ac: Test for it.
12413 * configure, config.in: Regenerate.
12414 * doc/install.texi: Document --enable-gnu-unique-object.
12416 2009-08-18 Richard Guenther <rguenther@suse.de>
12418 PR middle-end/41094
12419 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
12420 pow(x,y*z) only if x is nonnegative.
12422 2009-08-18 Jakub Jelinek <jakub@redhat.com>
12424 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
12428 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
12429 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
12431 2009-08-17 DJ Delorie <dj@redhat.com>
12433 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
12434 * config/m32c/prologue.md (epilogue_freit): New.
12436 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
12437 (bank_switch_p): Likewise.
12438 (fast_interrupt_p): Likewise.
12439 (interrupt_p): Likewise.
12440 (m32c_conditional_register_usage): Round memregs size up.
12441 (need_to_save): We only need to save $a0 when we use ENTER.
12442 (interrupt_p): Check for fast_interrupt too.
12443 (bank_switch_p): New.
12444 (fast_interrupt_p): New.
12445 (m32c_attribute_table): Add bank_switch and fast_interrupt.
12446 (m32c_emit_prolog): Support bank switching and fast interrupts.
12447 * doc/extend.texi (Function Attributes): Add bank_switch and
12450 2009-08-17 Douglas B Rupp <rupp@gnat.com>
12452 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
12453 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
12455 2009-08-16 Douglas B Rupp <rupp@gnat.com>
12457 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
12458 (menu): Add IA-64/VMS Options.
12459 (IA-64/VMS Options): Likewise.
12461 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
12464 * config/mips/mips.md (*lwxs): Use :P for pointer values.
12466 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
12468 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
12469 (mips_pop_asm_switch): Likewise.
12470 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
12472 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
12473 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
12474 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
12475 (mips_print_operand_punctuation): Use them. Check mips_noreorder
12476 instead of set_noreorder.
12477 (mips_output_function_prologue): Use the new functions.
12478 (mips_output_function_epilogue): Likewise.
12479 (mips_need_noat_wrapper_p): New function, split out from...
12480 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
12481 Use mips_push_asm_switch and mips_pop_asm_switch.
12482 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
12483 and mips_pop_asm_switch.
12484 (ASM_OUTPUT_REG_POP): Likewise.
12485 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
12486 Use mips_pop_asm_switch.
12487 (mips_asm_switch): New structure.
12488 (set_noreorder, set_nomacro): Replace with...
12489 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
12490 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
12491 instead of set_nomacro.
12492 (fix_truncsfsi2_macro): Likewise.
12493 (cprestore): Likewise.
12494 (hazard): Use mips_noreorder instead of set_noreorder.
12495 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
12497 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
12499 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
12500 from prev_active_insn.
12502 2009-08-16 Anatoly Sokolov <aesok@post.ru>
12504 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
12505 * config/avr/avr.c (avr_override_options): Initialize
12506 avr_current_arch variable.
12507 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
12508 __AVR_HAVE_16BIT_SP__ according to the device type.
12509 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
12511 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
12512 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
12514 2009-08-16 Dodji Seketeli <dodji@redhat.com>
12517 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
12518 generating inlined subroutine die only. We shouldn't be
12519 called for anything else.
12520 (gen_block_die): Don't generate inline subroutine debug info for
12523 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
12525 * graphite-poly.c (print_pbb): Print PBB index.
12527 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
12529 PR middle-end/40981
12530 * graphite-interchange.c (ppl_max_for_le): Moved...
12531 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
12532 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
12533 ppl_Pointset_Powerset_C_Polyhedron_maximize.
12534 * graphite-ppl.h (ppl_max_for_le): Declared.
12536 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
12538 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
12539 supported on all platforms.
12540 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
12541 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
12542 * c-pragma.c: Likewise.
12543 * target-def.h (TARGET_INITIALIZER): Remove
12544 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
12545 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
12547 2009-08-14 Douglas B Rupp <rupp@gnat.com>
12549 * config/ia64/fde-vms.c: New file.
12550 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
12551 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
12552 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
12553 (uw_frame_state_for): Only register a personality routine if it is
12554 known to be compatible with our expectations.
12555 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
12556 Declare unw_table_entry stack variable and
12557 mod all calls to _Unwind_FindTableEntry to add arg.
12558 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
12559 (_Unwind_FindTableEntry): Add arg to prototype.
12561 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
12563 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
12564 field 'signal_pfs_loc'.
12565 (uw_frame_state_for): Remove duplicate code dealing with leaf
12566 procedures without unwind info.
12567 If in the frame after unwinding through a signal handler, restore
12568 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
12569 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
12570 'pfs_loc' to the AR.PFS location in the signal context; instead
12571 set 'signal_pfs_loc'.
12572 Manually generate the unwind info for the AR.PFS register.
12573 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
12574 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
12575 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
12576 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
12577 instead set 'signal_pfs_loc'.
12578 Remove code preventing the AR.PFS register from being restored
12579 from the signal context.
12581 2009-08-14 Douglas B Rupp <rupp@gnat.com>
12582 Tristan Gingold <gingold@adacore.com>
12584 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
12585 * config/ia64/t-vms: New file.
12586 * config/ia64/vms64.h: New file.
12587 * config/ia64/vms.h: New file.
12588 * config/ia64/vms-crtinit.asm: New file.
12589 * config/ia64/vms_symvec_libgcc_s.opt: New file.
12590 * config/ia64/vms-unwind.h: New file.
12592 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
12594 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
12597 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12599 PR middle-end/30789
12600 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
12601 Move declaration...
12602 * real.h (do_mpc_arg2): ... here.
12603 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
12606 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
12608 * final.c (add_debug_prefix_map): Don't use GC memory for
12609 old_prefix and new_prefix.
12611 2009-08-14 Richard Guenther <rguenther@suse.de>
12613 * ipa-prop.c (compute_complex_pass_through): If we cannot
12614 compute a non-varying offset for IPA_JF_ANCESTOR punt.
12616 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12618 * c-lex.c (c_lex_with_flags): Increase size of local variable
12619 to avoid memory clobber.
12621 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
12624 * config/i386/i386.c (ix86_fp_comparison_strategy):
12625 Only enable/disable sahf at function granularity.
12627 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
12629 PR rtl-optimization/41064
12630 * reload1.c (reload_as_needed): Don't call extract_insn
12631 for known invalid replacements after calling
12632 validate_replace_rtx_group and verify_changes.
12634 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
12637 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
12638 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
12639 ix86_expand_fp_vcond.
12640 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
12641 Assert that operation is supported by ix86_expand_int_vcond.
12642 (vcondu<SSEMODE124C8:mode>): Ditto.
12644 2009-08-13 DJ Delorie <dj@redhat.com>
12646 * config/i386/djgpp-stdint.h: New.
12647 * config.gcc (djgpp): Use it.
12649 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
12651 * config/sh/sh.c (sh_override_options): When flag_exceptions or
12652 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
12654 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
12656 * tree-ssa-loop-prefetch.c
12657 (prune_ref_by_group_reuse): Enhance probabilistic analysis
12658 for long-stride pruning.
12659 (compute_miss_rate): New function to compute the probability
12660 that two memory references access different cache lines.
12662 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
12664 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
12666 2009-08-13 Richard Guenther <rguenther@suse.de>
12668 PR middle-end/41047
12669 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
12670 use the constant pointer type.
12671 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
12672 of CV qualifiers on the target pointer type.
12673 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
12674 conversion check before restrict check.
12676 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
12679 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
12681 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
12683 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
12685 2009-08-12 Richard Guenther <rguenther@suse.de>
12687 PR tree-optimization/41011
12688 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
12689 and reference constructing.
12691 2009-08-12 Xinliang David Li <davidxl@google.com>
12693 PR tree-optimization/41012
12694 * tree-flow.h : New external interface.
12695 * gimple-low.c (check_call_arg): Change to public function.
12696 Remove argument mismatch check in lowering.
12697 * tree-inline.h (tree_can_inline_p): Interface change.
12698 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
12699 into this function.
12700 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
12701 Call change to tree_can_inline_p function.
12702 (cgraph_decide_inlining_incrementally): Ditto.
12704 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
12706 PR tree-optimization/41031
12707 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
12708 on the partition variable rather than promote_mode on the source
12709 type. Assert that the partition variable's type has the same
12710 mode as the source value's.
12712 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
12714 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
12715 for for_return == 2.
12716 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
12718 * calls.c (expand_call): Fix typo.
12719 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
12721 * stmt.c (expand_value_return): Use promote_function_mode to copy out
12723 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
12724 * config/cris/cris.c (cris_promote_function_mode): Likewise.
12725 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
12726 * config/pa/pa.c (pa_promote_function_mode): Likewise.
12728 2009-08-12 Andrew Haley <aph@redhat.com>
12730 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
12732 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
12735 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
12737 2009-08-12 Richard Guenther <rguenther@suse.de>
12739 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
12740 * gimplify.c (gimplify_modify_expr): Do not use
12741 lang_hooks.types_compatible_p.
12742 * tree-ssa.c (useless_type_conversion_p): For aggregates
12743 just return false if the canonical types differ.
12745 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
12747 PR middle-end/40980
12748 * sese.c (convert_for_phi_arg): New.
12749 (add_guard_exit_phis): Use convert_for_phi_arg.
12751 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
12753 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
12754 unknown subscript upper bounds.
12756 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
12757 Pranav Garg <pranav.garg2107@gmail.com>
12759 * graphite-interchange.c (gather_access_strides): Removed.
12760 (ppl_max_for_le): New.
12761 (build_linearized_memory_access): New.
12762 (memory_stride_in_loop): New.
12763 (pbb_interchange_profitable_p): Reimplemented.
12764 * graphite-ppl.h (ppl_new_id_map): New.
12765 (ppl_interchange): New.
12767 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
12769 * graphite-interchange.c (compute_subscript): Removed.
12770 (compute_array_size_cstr): Removed.
12771 (compute_array_size_poly): Removed.
12772 (compute_array_size): Removed.
12773 (gather_access_strides_poly): Removed.
12774 (gather_access_strides): Empty.
12776 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
12778 * graphite-dependences.c (dependence_polyhedron_1): Replace
12779 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
12780 (graphite_legal_transform_dr): Same.
12781 (graphite_carried_dependence_level_k): Same.
12782 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
12783 Initialize PDR_NB_SUBSCRIPTS.
12784 (print_pdr_access_layout): Replace pdr_nb_subscripts with
12786 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
12787 (PDR_NB_SUBSCRIPTS): New.
12788 (pdr_nb_subscripts): Removed.
12789 (pdr_dim): Simplified.
12790 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
12791 with PDR_NB_SUBSCRIPTS.
12793 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
12795 * graphite-interchange.c (compute_array_size): Remove use of
12796 PDR_DATA_CONTAINER.
12797 * graphite-poly.c (new_poly_dr): Remove argument data_container.
12798 Do not initialize PDR_DATA_CONTAINER.
12799 (print_pdr): Do not print PDR_DATA_CONTAINER.
12800 * graphite-poly.h (struct poly_dr): Remove data_container field.
12801 (PDR_DATA_CONTAINER): Removed.
12802 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
12803 PDR_DATA_CONTAINER.
12804 (build_poly_dr): Same.
12806 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
12807 Sebastian Pop <sebastian.pop@amd.com>
12809 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
12810 copy of the dependence polyhedron. Free the temporary objects.
12811 (graphite_carried_dependence_level_k): Free unused objects before
12814 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
12816 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
12817 Early return without analyzing the data dependences if no
12818 transform has been done. Call restore_scattering if the transform
12820 (graphite-interchange.c): Same.
12821 * graphite-poly.c (print_scattering_function): Test for
12823 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
12824 (apply_poly_transforms): Do not gcc_assert that
12825 the transform is legal.
12826 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
12827 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
12828 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
12829 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
12830 * graphite-poly.h (struct poly_scattering): New.
12831 (struct poly_bb): Add original, transformed, and saved fields.
12832 Remove transformed_scattering, original_scattering,
12833 nb_local_variables and nb_scattering_transform fields.
12834 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
12835 (poly_scattering_new): New.
12836 (poly_scattering_free): New.
12837 (poly_scattering_copy): New.
12838 (store_scattering_pbb): New.
12839 (store_scattering): New.
12840 (restore_scattering_pbb): New.
12841 (restore_scattering): New.
12842 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
12843 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
12845 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
12847 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
12848 (print_scop): Same.
12850 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
12852 * Makefile.in (graphite.o): Depends on PREDICT_H.
12853 * graphite.c: Include predict.h.
12854 (graphite_finalize): Call tree_estimate_probability.
12855 * predict.c (predict_loops): Do not call scev_initialize and
12857 (tree_estimate_probability_bb): New.
12858 (tree_estimate_probability): Do not initialize loops: move that
12859 code to the driver. Call tree_estimate_probability_bb.
12860 (tree_estimate_probability_driver): New.
12861 (pass_profile): Use tree_estimate_probability_driver.
12862 * predict.h (tree_estimate_probability): Declared.
12864 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
12866 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
12867 * graphite-dependences.c (graphite_legal_transform): Add time to
12868 TV_GRAPHITE_DATA_DEPS.
12869 (dependency_between_pbbs_p): Same.
12870 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
12872 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
12874 PR rtl-optimization/41033
12875 * alias.c (nonoverlapping_component_refs_p): Punt when strict
12876 aliasing is disabled.
12878 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
12880 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
12881 si_mask_operand, and_load_operand, low_bitmask_operand,
12882 and_reg_operand, and_operand): New predicates.
12883 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
12884 * config/mips/mips.c (and_operands_ok): New function.
12885 * config/mips/mips-protos.h (and_operands_ok): Declare it.
12886 * config/mips/mips.md (move_type): Add ext_ins and logical.
12887 (type): Handle them.
12888 (and<mode>3): Use and_reg_operand as the second operand's predicate.
12889 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
12890 shift_shift. Remove commutative constraint modifier.
12891 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
12893 (*clear_upper32_dext): Remove define_insn_and_split.
12894 (*clear_upper32): Turn this define_insn_and_split ...
12895 (splitter for ANDing register with 0xffff_ffff): .. into this.
12897 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
12899 * combine.c (try_widen_shift_mode): Factor out code to check if an
12900 integer constant is a low-order bitmask from here ...
12901 * rtlanal.c (low_bitmask_len): ... to here.
12902 * rtl.h (low_bitmask_len): Declare.
12904 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
12907 * config/alpha/alpha.md (addsi3): Remove expander.
12908 (addsi3): Rename from *addsi3_internal insn pattern.
12909 (subsi3): Remove expander.
12910 (subsi3): Rename from *subsi3_internal insn pattern.
12912 2009-08-11 Douglas B Rupp <rupp@gnat.com>
12914 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
12917 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
12918 Eric Botcazou <botcazou@adacore.com>
12919 Douglas B Rupp <rupp@gnat.com>
12921 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
12922 that records that fit in 64 bits are returned by immediate value,
12923 as required by OpenVMS Calling Standard.
12924 (function_value): Adjust for above modification.
12925 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
12926 virtual_incoming_args_rtx as base object, not next_arg.
12927 * config/alpha/vms.h (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
12929 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12931 * reload.c (find_reloads_subreg_address): Check the original
12932 req_equiv_mem address to detect the case where an address is
12933 not valid in the outer mode.
12935 2009-08-11 Richard Guenther <rguenther@suse.de>
12938 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
12940 2009-08-10 Douglas B Rupp <rupp@gnat.com>
12942 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
12943 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
12945 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
12946 Douglas B Rupp <rupp@gnat.com>
12948 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
12949 PT_STACK when frame_pointer_needed on OpenVMS.
12950 (alpha_pv_save_size, alpha_using_fp): Remove.
12951 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
12952 with proper processing for PT_NULL.
12953 (alpha_vms_initial_elimination_offset): New function. Support for
12954 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
12955 (alpha_sa_size): Force procedure type to PT_STACK when
12956 frame_pointer_needed on OpenVMS.
12957 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
12958 (alpha_using_fp): Likewise.
12959 (alpha_vms_can_eliminate): Add prototype.
12960 (alpha_vms_initial_elimination_offset): Likewise.
12961 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
12962 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
12964 2009-08-10 Eric Botcazou <botcazou@adacore.com>
12965 Douglas B Rupp <rupp@gnat.com>
12967 * config/alpha/alpha.c (common_object_handler): New function.
12968 (vms_attribute_table): Declare a single attribute "common_object".
12969 (vms_output_aligned_decl_common): New global function.
12970 (SECTION_VMS_OVERLAY): Delete.
12971 (SECTION_VMS_GLOBAL): Likewise.
12972 (SECTION_VMS_INITIALIZE): Likewise.
12973 (vms_asm_named_section): Remove support for above flags.
12974 (vms_section_type_flags): Delete.
12975 (TARGET_SECTION_TYPE_FLAGS): Likewise.
12976 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
12977 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
12978 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
12980 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
12983 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
12984 (sub_ddmmss): Likewise.
12986 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
12989 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
12992 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12995 * reload1.c (reload_as_needed): Use cancel_changes to completely
12996 undo a failed replacement attempt.
12998 2009-08-10 Richard Guenther <rguenther@suse.de>
13000 PR middle-end/41006
13001 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
13002 (useless_type_conversion_p): ... here. Require pointer targets
13005 2009-08-10 Dodji Seketeli <dodji@redhat.com>
13008 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
13009 loose the original type of the statement list.
13011 2009-08-09 Douglas B Rupp <rupp@gnat.com>
13013 * config/alpha/alpha.c: Include libfuncs.h
13014 (avms_asm_output_extern): New function.
13015 (alpha_init_libfuncs): Init some decc libfuncs.
13016 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
13017 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
13018 (DO_CRTL_NAMES): Define.
13019 (LIB_SPEC): Remove.
13020 * config/alpha/vms64.h (POINTERS_EXTEND_UNSIGNED): Remove undef.
13021 (LONG_TYPE_SIZE): Define.
13022 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
13023 (SUBTARGET_SWITCHES): Define malloc64 switch.
13024 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
13025 (MASK_RETURN_ADDR): Define.
13026 doc/invoke.texi (mmalloc64): Document switch.
13028 2009-08-09 Olivier Hainque <hainque@adacore.com>
13029 Douglas B Rupp <rupp@gnat.com>
13031 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
13032 uses_condition_handler.
13033 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
13034 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
13035 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
13036 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
13037 (code_for_builtin): New insn codes for the new alpha_builtins.
13038 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
13039 (alpha_sa_size): Account for uses_condition_handler.
13040 (alpha_expand_prologue): Likewise.
13041 (alpha_start_function): Likewise.
13042 (alpha_expand_epilogue): Likewise.
13043 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
13044 establish/revert expanders.
13045 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
13046 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
13047 New expander, resorting to the alpha.c associated function.
13048 (builtin_revert_vms_condition_handler): Likewise.
13049 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
13050 __gcc_shell_handler, the static VMS condition handler used as
13051 an indirection wrapper to the current dynamically established
13053 * config/alpha/vms-unwind.h: Complete rewrite.
13054 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
13055 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
13057 2009-08-09 Eric Botcazou <botcazou@adacore.com>
13058 Douglas B Rupp <rupp@gnat.com>
13060 * config/alpha/alpha.c (alpha_links): Add 'target' field.
13061 (alpha_need_linkage): Handle aliases. Return function symbol.
13062 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
13063 Use ultimate alias target for the linkage name.
13064 * config/alpha/alpha.md (movmemdi): Use the symbol returned
13065 by alpha_need_linkage for the function symbol.
13066 (setmemdi): Likewise.
13068 2009-08-09 Douglas B Rupp <rupp@gnat.com>
13070 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
13071 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
13072 (ASM_WEAKEN_LABEL): Define.
13073 (CRT_CALL_STATIC_FUNCTION): Define.
13074 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
13075 (ENDFILE_SPEC): Define.
13076 (INIT_SECTION_ASM_OP): Define.
13077 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
13078 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
13079 crtend.o crtendS.o.
13080 (MULTILIB_OSDIRNAMES): Define.
13081 (shlib_version): Define.
13082 (SHLIB_EXT): Define.
13083 (SHLIB_OBJS): Define.
13084 (SHLIB_NAME): Define.
13085 (SHLIB_MULTILIB): Define.
13086 (SHLIB_INSTALL): Define.
13087 (SHLIB_SYMVEC): Define.
13088 (SHLIB_SYMVECX2): Define.
13089 (SHLIB_LINK): Define.
13091 2009-08-09 Douglas B Rupp <rupp@gnat.com>
13093 * config/alpha/alpha.c (alpha_initialize_trampoline):
13094 Initialize VMS trampoline IAW ABI for bounded procedure calls.
13095 (alpha_start_function): Emit transfer address on nested functions
13096 for VMS trampoline call.
13097 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
13098 since no longer used.
13099 * config/alpha/vms-tramp.asm: Remove.
13100 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
13101 since now only data initialized at runtime.
13103 2009-08-09 Douglas B Rupp <rupp@gnat.com>
13105 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
13106 (LINK_GCC_C_SEQUENCE_SPEC): Define.
13107 (MD_EXEC_PREFIX): Remove, no longer used.
13108 (MD_STARTFILE_PREFIX): Likewise.
13109 (INCLUDE_DEFAULTS): Likewise.
13110 * config/alpha/t-vms:
13111 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
13113 2009-08-09 Richard Guenther <rguenther@suse.de>
13115 PR tree-optimization/41016
13116 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
13117 (operand_precision): Remove.
13118 (integral_operand_p): Likewise.
13119 (recognize_single_bit_test): Adjust.
13121 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
13123 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
13124 operation overflows. Likewise non-cast unary arithmetic.
13125 If one arm of a conditional expression is always taken,
13126 inhibit evaluation warnings for the other arm. Likewise inhibit
13127 evaluation warnings for the second && or || operand if the first
13128 operand is enough to determine the result.
13129 * c-typeck.c (build_conditional_expr): Apply the same inhibition
13131 (build_binary_op): Prevent duplicate evaluation warnings.
13133 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
13135 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
13136 and destination have different modes, Use promote_mode to
13137 determine the signedness of the conversion. Assert that the
13138 promoted source mode matches the destination mode. Don't pass
13139 the destination and destination mode to expand_expr if the source
13140 mode is different. Simplify conversion logic.
13142 2009-08-09 Ira Rosen <irar@il.ibm.com>
13144 PR tree-optimization/41008
13145 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
13146 from condition only in case it's a comparison. Adjust checks.
13148 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
13150 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
13151 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
13152 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
13153 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
13154 (dump_cand): Handle them.
13155 (struct iv_cand): New members COST_STEP and AINC_USE.
13156 (stmt_after_increment): Likewise.
13157 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
13158 callers changed. Use gimple_uid comparison instead of scanning.
13159 (add_candidate_1): When looking for identical candidates, take
13160 AINC_USE into account. Set it for new candidates.
13161 (force_expr_to_var_cost): Cast target_spill_cost to int.
13162 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
13163 All callers changed. Check for availability of autoinc addressing
13164 modes, both in general for a given mode, and in the specific use case.
13165 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
13167 (get_computation_cost): Likewise.
13168 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
13169 add_autoinc_candidates): New static functions.
13170 (add_candidate): Call add_autoinc_candidates for candidates based on
13172 (find_iv_candidates): Call set_autoinc_for_original_candidates.
13173 (determine_use_iv_cost_address): If we have an autoinc candidate at
13174 the matching use, verify autoinc is possible and subtract the cost
13175 of the candidate's step from the cost.
13176 (determine_iv_cost): Record the cost of the increment in the COST_STEP
13177 member of the candidate.
13178 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
13179 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
13181 2009-08-09 Douglas B Rupp <rupp@gnat.com>
13183 * config.build (ia64-hp-*vms*): New target.
13184 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
13185 with ia64-hp-*vms*.
13186 * config.gcc (ia64-hp-*vms*): New target.
13187 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
13188 with ia64-hp-*vms*.
13189 * config.host (ia64-hp-*vms*): New target.
13190 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
13191 with ia64-hp-*vms*.
13193 2009-08-08 Richard Guenther <rguenther@suse.de>
13195 PR tree-optimization/40991
13196 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
13198 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
13200 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
13201 mode check. Do truncations in an integer mode.
13202 (force_to_mode): Handle subregs for all mode types. Only do
13203 arithmetic simplifications on integer modes.
13205 2009-08-07 Richard Guenther <rguenther@suse.de>
13207 PR tree-optimization/40999
13208 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
13209 (maybe_fold_reference): Lookup constant initializers.
13210 (fold_gimple_assign): Likewise.
13212 2009-08-07 Richard Guenther <rguenther@suse.de>
13214 * tree-ssa.c (useless_type_conversion_p_1): Only for types
13215 that require structural equality defer to the langhook.
13217 2009-08-07 Martin Jambor <mjambor@suse.cz>
13219 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
13221 (struct ipa_pass_through_data): New type.
13222 (struct ipa_ancestor_jf_data): New type.
13223 (union jump_func_value): Removed field formal_id, added fields
13224 pass_through and ancestor.
13225 (struct ipa_param_call_note): Changed type of formal_id to int from
13227 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
13228 operations jump functions and ancestor jump functions.
13229 (compute_complex_pass_through): New function.
13230 (compute_scalar_jump_functions): Call compute_complex_pass_through,
13231 reflect changes in the jump function strucutre.
13232 (update_jump_functions_after_inlining): Ignore complex pass-through
13233 and ancestor jump functions.
13234 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
13235 polynomial pass-through with operation jump functions.
13237 2009-08-07 Jakub Jelinek <jakub@redhat.com>
13239 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
13240 fde->dw_fde_begin as begin label instead of hot/cold label.
13241 Use LLSDAC label instead of LLSDA for second section lsda.
13242 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
13243 label instead of LLSDA if it is true.
13244 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
13246 * except.c (add_call_site, dw2_size_of_call_site_table): Add
13247 SECTION argument. Use it as index into crtl->eh.call_site_record
13249 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
13250 use it to determine how to print table entries instead of using
13251 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
13252 label instead of normal begin label as base.
13253 (sjlj_assign_call_site_values): Adjust add_call_site caller.
13254 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
13255 ensure no EH range spans between sections and that landing pads
13256 are always in the corresponding section.
13257 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
13258 for crtl->eh.call_site_record being an array rather than scalar.
13259 (output_one_function_exception_table): New function, copied
13260 from output_function_exception_table. Adjust
13261 dw2_size_of_call_site_table, dw2_output_call_site_table
13262 callers. For SECOND section use *C suffixed labels.
13263 (output_function_exception_table): Call
13264 output_one_function_exception_table and, when doing hot/cold
13265 partitioning, also another time for the second section.
13266 * opts.c: Include except.h.
13267 (decode_options): Allow -freorder-blocks-and-partition with
13268 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
13269 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
13270 * function.h (struct rtl_eh): Change call_site_record from
13271 scalar into array of 2 elements.
13273 2009-08-07 Martin Jambor <mjambor@suse.cz>
13275 * ipa-prop.c (count_formal_params_1): New function.
13276 (ipa_get_vector_of_formal_parms): New function.
13277 (get_vector_of_formal_parm_types): New function.
13278 (ipa_modify_formal_parameters): New function.
13279 (ipa_modify_call_arguments): New function.
13280 (index_in_adjustments_multiple_times_p): New function.
13281 (ipa_combine_adjustments): New function.
13282 (ipa_dump_param_adjustments): New function.
13283 * ipa-prop.h (struct ipa_parm_adjustment): New type.
13284 (ipa_get_vector_of_formal_parms): Declare.
13285 (ipa_modify_formal_parameters): Declare.
13286 (ipa_modify_call_arguments): Declare.
13287 (ipa_combine_adjustments): Declare.
13288 (ipa_dump_param_adjustments): Declare.
13289 (build_ref_for_offset): Declare.
13290 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
13291 * tree-sra.c: Include ipa-prop.c.
13292 (build_ref_for_offset): Make public.
13294 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
13296 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
13298 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
13300 * gcc/doc/extend.texi (__builtin_extract_return_address)
13301 (__builtin_frob_return_address): Document.
13303 2009-08-06 Paul Brook <paul@codesourcery.com>
13305 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
13306 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
13307 implementation on ARMv6-M.
13309 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
13311 * doc/extend.texi (pcs): Document new attribute for ARM.
13313 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
13315 * arm.c (pcs_attribute_args): Comment out unsupported attribute
13318 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
13320 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
13323 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
13325 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
13327 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
13329 Merge ARM/hard_vfp_branch to trunk.
13331 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
13333 * arm.c (libcall_eq): New function.
13334 (libcall_hash): New function.
13335 (add_libcall): New function.
13336 (arm_libcall_uses_aapcs_base): New function.
13337 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
13338 libcalls using the base PCS.
13339 (arm_init_cumulative_args): Likewise.
13341 2009-07-20 Joseph Myers <joseph@codesourcery.com>
13343 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
13344 Use base ABI for conversion libfuncs between HFmode and SFmode.
13346 2009-05-12 Joseph Myers <joseph@codesourcery.com>
13348 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
13349 V4SImode as representatives of all 64-bit and 128-bit vector
13350 types. Allow vector types without vector modes.
13351 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
13352 without vector modes like BLKmode.
13353 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
13354 BLKmode. Avoid unsupported vector modes or TImode moves for
13356 (aapcs_vfp_allocate_return_reg): Likewise.
13357 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
13358 V8QImode if TARGET_NEON || TARGET_IWMMXT.
13360 2009-05-12 Joseph Myers <joseph@codesourcery.com>
13362 * config/arm/arm.c (arm_handle_pcs_attribute): New.
13363 (arm_get_pcs_model): Pass attribute arguments to
13364 arm_pcs_from_attribute.
13365 (arm_init_cumulative_args): Use base AAPCS for conversions from
13366 floating-point types to DImode.
13367 (arm_attribute_table): Add pcs attribute.
13368 (arm_handle_pcs_attribute): New.
13369 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
13370 conversions from floating-point types to DImode, also declare them
13371 to use base AAPCS and declare functions they call to use base
13372 AAPCS and their RTABI names.
13374 2009-05-12 Joseph Myers <joseph@codesourcery.com>
13376 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
13377 -mfloat-abi=hard not being supported for VFP.
13379 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
13381 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
13382 SYMBOL_REF to hard_libcall_value.
13384 2009-03-05 Joseph Myers <joseph@codesourcery.com>
13385 Richard Earnshaw <rearnsha@arm.com>
13387 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
13388 has been put on the stack, all remaining co-processory arguments for
13389 that co-processor also go on the stack.
13391 2009-03-05 Joseph Myers <joseph@codesourcery.com>
13393 * config/arm/arm.c (arm_return_in_memory): Handle returning
13394 vectors of suitable size in registers also for AAPCS case.
13396 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
13398 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
13400 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
13402 ARM Hard-VFP calling convention
13403 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
13404 * target.h (gcc_target): Add libcall_value to table of call hooks.
13405 * targhooks.h (default_libcall_value): Default implementation.
13406 * targhooks.c (default_libcall_value): Likewise.
13407 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
13408 * optabs.c (expand_unop): Use it.
13409 * expr.h (hard_libcall_value): Pass the function RTX through.
13410 * calls.c (emit_library_call_value_1): Update call to
13411 hard_libcall_value.
13412 * explow.c (hard_libcall_value): Use new target hook.
13413 * config/arm/arm.c: Include cgraph.h
13414 (TARGET_FUNCTION_VALUE): Override default hook.
13415 (arm_pcs_default): New variable.
13416 (arm_override_options): Don't fault hard calling convention with VFP.
13417 Add support for AAPCS variants.
13418 (arm_function_value): Make static. Handle AAPCS variants.
13419 (arm_libcall_value): New function.
13420 (arm_apply_result_size): Handle VFP registers in results.
13421 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
13423 (pcs_attribute_args): New variable.
13424 (arm_pcs_from_attribute): New function.
13425 (arm_get_pcs_model): New function.
13426 (aapcs_vfp_cum_init): New function.
13427 (aapcs_vfp_sub_candidate): New function.
13428 (aapcs_vfp_is_return_candidate): New function.
13429 (aapcs_vfp_is_call_candidate): New function.
13430 (aapcs_vfp_allocate): New function.
13431 (aapcs_vfp_allocate_return_reg): New function.
13432 (aapcs_vfp_advance): New function.
13433 (aapcs_cp_arg_layout): New variable.
13434 (aapcs_select_call_coproc): New function.
13435 (aapcs_select_return_coproc): New function.
13436 (aapcs_allocate_return_reg): New function.
13437 (aapcs_libcall_value): New function.
13438 (aapcs_layout_arg): New function.
13439 (arm_init_cumulative_args): Initialize AAPCS args data.
13440 (arm_function_arg): Handle AAPCS variants using new interface.
13441 (arm_arg_parital_bytes): Likewise.
13442 (arm_function_arg_advance): New function.
13443 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
13444 calling conventions.
13445 (arm_setup_incoming_varargs): Handle new AAPCS args data.
13446 * arm.h (NUM_VFP_ARG_REGS): Define.
13447 (LIBCALL_VALUE): Update.
13448 (FUNCTION_VALUE): Delete.
13449 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
13450 (arm_pcs): New enum.
13451 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
13452 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
13453 (FUNCTION_ARG_REGNO_P): Add VFP regs.
13454 * arm-protos.h (arm_function_arg_advance): Add.
13455 (aapcs_libcall_value): Add.
13456 (arm_function_value): Delete.
13458 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
13459 H.J. Lu <hongjiu.lu@intel.com>
13462 * config/i386/i386.c (standard_sse_mode_p): Remove.
13463 (standard_sse_constant_p): Return 2 for integer mode
13464 vector_all_ones_operand when SSE2 is enabled.
13465 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
13466 (ix86_expand_vector_move): Do not check for negative values from
13467 standard_sse_constant_p.
13469 2009-08-06 Richard Guenther <rguenther@suse.de>
13471 * tree-ssa.c (useless_type_conversion_p_1): Make function and
13472 array type comparisons frontend independent.
13473 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
13474 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
13475 out array reference lower bound and element size operands.
13476 (ao_ref_init_from_vn_reference): Properly compute the offset
13477 for ARRAY_RANGE_REF.
13478 (vn_reference_fold_indirect): Fill out array reference lower
13479 bound and element size operands.
13480 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
13481 a non gimple valued reference operand which can happen for
13482 array reference lower bound or element size.
13483 (create_component_ref_by_pieces_1): Properly generate the
13484 element size operand for array references.
13486 2009-08-06 Richard Guenther <rguenther@suse.de>
13488 PR tree-optimization/40964
13489 * tree.c (iterative_hash_host_wide_int): Export.
13490 * tree.h (iterative_hash_host_wide_int): Declare.
13491 * tree-ssa-structalias.c (heapvar_map): New struct.
13492 (heapvar_map_eq): New function.
13493 (heapvar_map_hash): Likewise.
13494 (heapvar_lookup): Adjust.
13495 (heapvar_insert): Likewise.
13496 (make_constraint_from_heapvar): Allow multiple heap variables
13497 per decl at different offsets.
13498 (init_alias_heapvars): Adjust.
13500 2009-08-04 David Daney <ddaney@caviumnetworks.com>
13502 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
13503 * mips_output_sync_loop (mips_output_sync_loop): Only emit
13504 trailing sync if TARGET_SYNC_AFTER_SC.
13506 2009-08-05 David Daney <ddaney@caviumnetworks.com>
13508 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
13509 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
13510 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
13511 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
13512 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
13513 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
13514 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
13515 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
13516 test_and_set_12): Rewrite calls to mips_output_sync_loop.
13517 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
13518 the prototype declaration match the definition.
13519 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
13520 instructions explicitly. Add barrier_before and operands
13522 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
13523 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
13524 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
13525 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
13526 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
13527 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
13529 2009-08-05 Andrew Pinski <pinskia@gmail.com>
13531 * tree-ssa-alias.c: Fix intervals to use [) syntax.
13533 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
13534 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
13537 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
13540 2009-08-05 Jakub Jelinek <jakub@redhat.com>
13542 PR rtl-optimization/40924
13543 * dse.c (canon_address): Before calling cselib_expand_value_rtx
13544 make sure canon_rtx (mem_address) isn't simpler than
13545 canon_rtx (expanded_mem_address).
13547 2009-08-05 Li Feng <nemokingdom@gmail.com>
13549 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
13550 for each poly_bb_p.
13551 (build_scop_drs): Build alias set for each SCoP.
13553 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
13555 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
13556 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
13557 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
13558 (MIPS_ARCH_FLOAT_SPEC): Likewise.
13559 (BASE_DRIVER_SELF_SPECS): Likewise.
13561 2009-08-04 Andrew Pinski <pinskia@gmail.com>
13563 * tree-ssa-alias.c: Fix some comment typos.
13565 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
13567 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
13568 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
13570 2009-08-03 Janis Johnson <janis187@us.ibm.com>
13573 * simplify-rtx.c (simplify_binary_operation_1): Disable
13574 simplifications for decimal float operations.
13576 2009-08-03 Jakub Jelinek <jakub@redhat.com>
13578 PR middle-end/40943
13579 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
13580 operand of INDIRECT_REF.
13582 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
13584 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
13585 constants referencing TLS symbols.
13587 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
13589 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
13590 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
13592 2009-08-03 Richard Guenther <rguenther@suse.de>
13594 * tree.c (make_vector_type): Build a main variant first,
13595 get the canonical one and then build the variant.
13596 * tree-ssa.c (useless_type_conversion_p_1): Handle
13598 (useless_type_conversion_p): Conversions to pointers to
13599 incomplete record types are useless.
13601 2009-08-03 Richard Guenther <rguenther@suse.de>
13603 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
13604 file will be created.
13605 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
13606 * toplev.c (compile_file): Adjust comment.
13608 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
13610 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
13611 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
13612 (TARGET_PROMOTE_FUNCTION_MODE): Define.
13613 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
13614 (sh_promote_function_mode): Fix typo.
13616 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
13618 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
13620 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13622 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
13623 declaration arguments.
13625 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
13627 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
13628 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
13629 (ix86_split_ashl): Ditto.
13630 (ix86_expand_vector_init_one_nonzero): Ditto.
13631 (ix86_expand_vector_set): Ditto.
13632 (ix86_expand_reduc_v4sf): Ditto.
13634 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
13636 * explow.c (promote_function_mode): Remove assert.
13637 * config/sh/sh.c (sh_promote_function_mode): Declare.
13639 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13641 * config/pa/pa.c (pa_promote_function_mode): Declare.
13642 Change to static. Fix promote_mode call.
13644 * gthr-dce.h (CONST_CAST2): Define if not defined.
13645 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
13647 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
13649 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
13651 * expr.c (store_constructor): Use promote_decl_mode. Remove
13652 now write-only variable unsignedp.
13653 (expand_expr_real_1): Use promote_decl_mode.
13654 * expr.h (promote_function_mode, promote_decl_mode): New.
13655 (promote_mode): Remove last argument.
13656 * function.c (assign_temp): Drop last argument of promote_mode.
13657 (assign_parm_find_data_types): Use promote_function_mode.
13658 (assign_parm_setup_reg): Likewise.
13659 (expand_function_end): Use promote_function_mode.
13660 * calls.c (initialize_argument_information): Use promote_function_mode.
13661 (precompute_arguments): Use promote_mode instead of checking if
13662 only PROMOTE_FUNCTION_MODE is defined.
13663 (expand_call): When making sibcall decisions, use promote_function_mode.
13664 Below, remove an if for targetm.calls.promote_function_return and
13665 and use promote_function_mode.
13666 (emit_library_call_value_1): Use promote_function_mode, fix bug
13667 where promote_mode was passed FOR_CALL == 0 for a return value in an
13669 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
13670 * explow.c (promote_function_mode, promote_decl_mode): New.
13671 (promote_mode): Keep only the FOR_CALL == 0 case.
13672 * combine.c (setup_incoming_promotion): Remove test of
13673 promote_function_args. Use promote_function_mode.
13674 * stmt.c (expand_value_return): Use promote_decl_mode.
13675 (expand_decl): Use promote_decl_mode.
13677 * expr.c (store_constructor): Use promote_decl_mode. Remove
13678 now write-only variable unsignedp.
13679 (expand_expr_real_1): Use promote_decl_mode.
13680 * expr.h (promote_function_mode, promote_decl_mode): New.
13681 (promote_mode): Remove last argument.
13682 * function.c (assign_temp): Drop last argument of promote_mode.
13683 (assign_parm_find_data_types): Use promote_function_mode.
13684 (assign_parm_setup_reg): Likewise.
13685 (expand_function_end): Use promote_function_mode.
13686 * calls.c (initialize_argument_information): Use promote_function_mode.
13687 (precompute_arguments): Use promote_mode instead of checking if
13688 only PROMOTE_FUNCTION_MODE is defined.
13689 (expand_call): When making sibcall decisions, use promote_function_mode.
13690 Below, remove an if for targetm.calls.promote_function_return and
13691 and use promote_function_mode.
13692 (emit_library_call_value_1): Use promote_function_mode, fix bug
13693 where promote_mode was passed FOR_CALL == 0 for a return value in an
13695 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
13696 * explow.c (promote_function_mode, promote_decl_mode): New.
13697 (promote_mode): Keep only the FOR_CALL == 0 case.
13698 * combine.c (setup_incoming_promotion): Remove test of
13699 promote_function_args. Use promote_function_mode.
13700 * stmt.c (expand_value_return): Use promote_decl_mode.
13701 (expand_decl): Use promote_decl_mode.
13703 * explow.c (promote_function_mode): Just call the target hook.
13704 * targhooks.c (default_promote_function_mode,
13705 default_promote_function_mode_always_promote): New.
13706 * targhooks.h (default_promote_function_mode,
13707 default_promote_function_mode_always_promote): Declare.
13708 * target.h (promote_function_args, promote_function_return): Remove.
13709 (promote_function_mode): New.
13710 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
13711 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
13712 (TARGET_PROMOTE_FUNCTION_MODE): New.
13713 (TARGET_CALLS): Adjust.
13714 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
13715 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
13717 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
13718 * config/s390/s390.c (s390_promote_function_mode): ... here,
13719 with pointer handling.
13720 (TARGET_PROMOTE_FUNCTION_MODE): Define.
13721 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
13723 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
13724 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
13725 with pointer handling.
13726 (TARGET_PROMOTE_FUNCTION_MODE): Define.
13727 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
13729 * config/sh/sh-protos.h (sh_promote_function_mode): New.
13730 * config/sh/sh.c (sh_promote_function_mode): New.
13731 (TARGET_PROMOTE_FUNCTION_MODE): Define.
13732 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
13734 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
13735 * config/cris/cris.c (cris_promote_function_mode): ... here.
13736 (TARGET_PROMOTE_FUNCTION_MODE): Define.
13737 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
13739 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
13740 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
13741 (TARGET_PROMOTE_FUNCTION_MODE): Define.
13742 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
13744 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
13745 * config/arm/arm.c (arm_promote_function_mode): ... here, without
13746 complex type handling.
13747 (TARGET_PROMOTE_FUNCTION_MODE): Define.
13748 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
13750 * config/pa/pa.c (pa_promote_function_mode): New.
13751 (TARGET_PROMOTE_FUNCTION_MODE): Define.
13752 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
13754 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
13755 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
13756 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
13757 * config/xtensa/xtensa.c: Likewise.
13758 * config/stormy16/stormy16.c: Likewise.
13759 * config/iq2000/iq2000.c: Likewise.
13760 * config/rs6000/rs6000.c: Likewise.
13761 * config/picochip/picochip.c: Likewise.
13762 * config/arc/arc.c: Likewise.
13763 * config/mcore/mcore.c: Likewise.
13764 * config/score/score.c: Likewise.
13765 * config/mips/mips.c: Likewise.
13766 * config/bfin/bfin.c: Likewise.
13767 * config/ia64/ia64.c: Likewise (disabled though).
13769 * config/frv/frv.h: Remove pointless remark.
13771 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
13772 TARGET_PROMOTE_FUNCTION_ARGS,
13773 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
13774 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
13776 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
13778 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
13779 -floop-parallelize-all.
13780 * toplev.c (process_options): Rename flag_graphite_force_parallel to
13781 flag_loop_parallelize_all.
13782 * tree-ssa-loop.c (gate_graphite_transforms): Same.
13783 * graphite.c (graphite_transform_loops): Same.
13784 * common.opt: Same.
13785 * graphite-poly.c (apply_poly_transforms): Same.
13787 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
13789 PR tree-optimization/40914
13790 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
13791 if set, then check the delta field of the PMF record.
13792 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
13793 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
13794 call is stored in the delta.
13796 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
13798 * config/mips/mips.md (*clear_upper32_dext): New pattern.
13800 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
13802 * config/i386/bsd.h (ASM_BYTE): New define.
13803 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
13804 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
13805 .byte. Use fputs or putc instead of fprintf where appropriate.
13806 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
13807 fputs or putc instead of fprintf where appropriate.
13808 * config/i386/i386elf.h: Ditto.
13809 * config/i386/sysv4.h: Ditto.
13811 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
13812 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
13813 (*tls_global_dynamic_64): Ditto.
13815 2009-07-31 Christian Bruel <christian.bruel@st.com>
13817 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
13819 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13821 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
13822 Remove dead code for MINUS.
13824 2009-07-31 Anthony Green <green@moxielogic.com>
13826 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
13828 (moxie_expand_epilogue): Ditto for epilogue.
13829 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
13830 incoming arguments.
13831 (moxie_function_arg): Ditto.
13832 (moxie_pass_by_reference): Ditto.
13833 (moxie_arg_partial_bytes): Ditto.
13834 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
13835 (FUNCTION_ARG_ADVANCE) Ditto.
13836 (REG_PARM_STACK_SPACE) Ditto.
13837 (FUNCTION_ARG_REGNO_P) Dito.
13839 * config.gcc: Add moxie linux config support.
13840 * gcc/config/moxie/uclinux.h: New file.
13842 2009-07-31 DJ Delorie <dj@redhat.com>
13844 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
13845 (UNSPECV_SP_SWITCH_E): New.
13846 (sp_switch_1): Change to an unspec.
13847 (sp_switch_2): Change to an unspec. Don't use post-inc when we
13849 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
13850 reference the new stack's address
13852 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
13854 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
13855 graphite-clast-to-gimple.o, graphite-dependences.o,
13856 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
13857 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
13858 (graphite-blocking.o,
13859 graphite-clast-to-gimple.o, graphite-dependences.o,
13860 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
13861 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
13862 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
13863 * cfgloop.h (struct loop): Add can_be_parallel field.
13864 * common.opt (fgraphite-identity): Moved up.
13865 (fgraphite-force-parallel): New flag.
13866 * graphite.c: Rewrite.
13867 * graphite.h: Rewrite.
13868 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
13870 * toplev.c (graphite_out_file): New file descriptor.
13871 (graphite_in_file): New.
13872 (process_options): flag_graphite_force_parallel cannot be used without
13874 * tree-ssa-loop.c: Include toplev.h.
13875 (gate_graphite_transforms): Enable flag_graphite for
13876 flag_graphite_force_parallel.
13878 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
13880 * ChangeLog.graphite: New.
13881 * graphite-blocking.c: New.
13882 * graphite-clast-to-gimple.c: New.
13883 * graphite-clast-to-gimple.h: New.
13884 * graphite-dependences.c: New.
13885 * graphite-dependences.h: New.
13886 * graphite-interchange.c: New.
13887 * graphite-poly.c: New.
13888 * graphite-poly.h: New.
13889 * graphite-ppl.c: New.
13890 * graphite-ppl.h: New.
13891 * graphite-scop-detection.c: New.
13892 * graphite-scop-detection.h: New.
13893 * graphite-sese-to-poly.c: New.
13894 * graphite-sese-to-poly.h: New.
13898 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
13900 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
13901 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
13903 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
13905 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
13906 (scev_is_linear_expression): Return false if the evolution is not
13907 affine multivariate.
13909 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
13911 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
13912 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
13914 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
13916 * tree-data-ref.c (debug_data_references): New.
13917 (debug_data_reference): New.
13918 * tree-data-ref.h (debug_data_references): Declared.
13919 (debug_data_reference): Declared.
13921 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
13923 * tree-data-ref.c (stmt_simple_memref_p: Removed.
13924 * tree-data-ref.h (scop_p): Removed.
13925 (struct data_reference): Remove field scop.
13926 (DR_SCOP): Removed.
13927 (stmt_simple_memref_p): Removed.
13929 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
13931 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
13932 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
13935 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
13937 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
13939 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
13941 * doc/invoke.texi (-fgraphite-identity): Documented.
13943 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
13945 * tree-scalar-evolution.c: Fix comment.
13946 (instantiate_scev_1): Return unknow from scev instantiation if the
13947 result is not above instantiate_below.
13949 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
13951 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
13952 static anymore. Instantiate the symbols that may have been introduced
13954 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
13957 2009-07-30 DJ Delorie <dj@redhat.com>
13959 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
13960 .vliw directive to VLIW sections.
13962 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13964 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
13966 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
13967 (AUTOHEADER): New variable.
13968 ($(srcdir)/cstamp-h.in): Use it.
13970 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
13971 Pat Haugen <pthaugen@us.ibm.com>
13972 Revital Eres <ERES@il.ibm.com>
13974 * config/rs6000/vector.md (VEC_F): Add VSX support.
13977 (mov<mode>): Ditto.
13978 (vector_load_<mode>): Ditto.
13979 (vector_store_<mode>): Ditto.
13980 (vector GPR move split): Ditto.
13981 (vec_reload_and_plus_<mptrsize>): Ditto.
13982 (vec_reload_and_reg_<mptrsize>): Ditto.
13983 (add<mode>3): Ditto.
13984 (sub<mode>3): Ditto.
13985 (mul<mode>3): Ditto.
13986 (neg<mode>2): Ditto.
13987 (abs<mode>2): Ditto.
13988 (smin<mode>3): Ditto.
13989 (smax<mode>3): Ditto.
13990 (vector_eq<mode>): Ditto.
13991 (vector_gt<mode>): Ditto.
13992 (vector_ge<mode>): Ditto.
13993 (vector_gtu<mode>): Ditto.
13994 (vector_select_<mode>_uns): Ditto.
13995 (vector_eq_<mode>_p): Ditto.
13996 (vector_gt_<mode>_p): Ditto.
13997 (vector_ge_<mode>_p): Ditto.
13998 (vector_gtu_<mode>_p): Ditto.
13999 (cr6_test_for_zero): Ditto.
14000 (cr6_test_for_zero_reverse): Ditto.
14001 (cr6_test_for_lt): Ditto.
14002 (cr6_test_for_lt_reverse): Ditto.
14003 (xor<mode>3): Ditto.
14004 (ior<mode>3): Ditto.
14005 (and<mode>3): Ditto.
14006 (one_cmpl<mode>2): Ditto.
14007 (nor<mode>2): Ditto.
14008 (andc<mode>2): Ditto.
14009 (float<VEC_int<mode>2): Ditto.
14010 (unsigned_float<VEC_int><mode>2): Ditto.
14011 (fix_trunc<mode><VEC_int>2): Ditto.
14012 (fixuns_trunc<mode><VEC_int>2): Ditto.
14014 (vec_set<mode>): Ditto.
14015 (vec_extract<mode>): Ditto.
14016 (vec_interleave_highv4sf): Ditto.
14017 (vec_interleave_lowv4sf): Ditto.
14018 (vec_realign_load_<mode>): Ditto.
14019 (vec_shl_<mode>): Ditto.
14020 (vec_shr_<mode>): Ditto.
14021 (div<mode>3): New patterns for VSX.
14022 (vec_interleave_highv2df): Ditto.
14023 (vec_interleave_lowv2df): Ditto.
14024 (vec_pack_trunc_v2df): Ditto.
14025 (vec_pack_sfix_trunc_v2df): Ditto.
14026 (vec_pack_ufix_trunc_v2df): Ditto.
14027 (vec_unpacks_hi_v4sf): Ditto.
14028 (vec_unpacks_lo_v4sf): Ditto.
14029 (vec_unpacks_float_hi_v4si): Ditto.
14030 (vec_unpacks_float_lo_v4si): Ditto.
14031 (vec_unpacku_float_hi_v4si): Ditto.
14032 (vec_unpacku_float_lo_v4si): Ditto.
14033 (movmisalign<mode>): Ditto.
14034 (vector_ceil<mode>2): New patterns for vectorizing math library.
14035 (vector_floor<mode>2): Ditto.
14036 (vector_btrunc<mode>2): Ditto.
14037 (vector_copysign<mode>3): Ditto.
14039 * config/rs6000/predicates.md (easy_vector_constant_msb): New
14040 predicate for setting the high bit in each word, used for copysign.
14042 * config/rs6000/ppc-asm.h (f19): Whitespace.
14043 (f32-f63): Define if VSX.
14044 (v0-v31): Define if Altivec.
14045 (vs0-vs63): Define if VSX.
14047 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
14049 * config/rs6000/power7.md: New file, provide tuning parameters for
14052 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
14053 (rs6000_cpu_cpp_builtins): Ditto.
14054 (altivec_overloaded_builtins): Ditto.
14055 (altivec_resolve_overloaded_builtin): Ditto.
14057 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
14058 debug switch to disable vectorizing simple math builtin
14061 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
14062 Vectorize simple math builtin functions.
14063 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
14064 hook to vectorize math builtins.
14065 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
14066 (rs6000_builtin_conversion): Add VSX/power7 support.
14067 (rs6000_builtin_vec_perm): Ditto.
14068 (vsplits_constant): Add support for loading up a vector constant
14069 with just the high bit set in each part.
14070 (rs6000_expand_vector_init): Add VSX/power7 support.
14071 (rs6000_expand_vector_set): Ditto.
14072 (rs6000_expand_vector_extract): Ditto.
14073 (rs6000_emit_move): Ditto.
14074 (bdesc_3arg): Ditto.
14075 (bdesc_2arg): Ditto.
14076 (bdesc_1arg): Ditto.
14077 (rs6000_expand_ternop_builtin): Ditto.
14078 (altivec_expand_builtin): Ditto.
14079 (rs6000_expand_unop_builtin): Ditto.
14080 (rs6000_init_builtins): Ditto.
14081 (altivec_init_builtins): Ditto.
14082 (builtin_function_type): Ditto.
14083 (rs6000_common_init_builtins): Ditto.
14084 (rs6000_handle_altivec_attribute); Ditto.
14085 (rs6000_mangle_type): Ditto.
14086 (rs6000_vector_mode_supported_p): Ditto.
14087 (rs6000_mode_dependent_address): Altivec addresses with AND -16
14088 are mode dependent.
14090 * config/rs6000/vsx.md: New file for VSX support.
14092 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
14093 identifing values with just the most significant bit set.
14094 (enum rs6000_builtins): Add builtins for VSX. Add simple math
14095 vectorized builtins.
14097 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
14098 (UNSPEC_VRFIM): Delete.
14099 (splitter for loading up vector with most significant bit): New
14100 splitter for vectorizing copysign.
14101 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
14102 vectorizing simple math functions.
14103 (altivec_vrfip): Add support for vectorizing simple math functions.
14104 (altivec_vrfim): Ditto.
14105 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
14107 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
14108 (power7.md, vsx.md): Include for power7 support.
14109 (copysigndf3): Use VSX instructions if -mvsx.
14110 (negdf2_fpr): Ditto.
14111 (absdf2_fpr): Ditto.
14112 (nabsdf2_fpr): Ditto.
14113 (adddf3_fpr): Ditto.
14114 (subdf3_fpr): Ditto.
14115 (muldf3_fpr): Ditto.
14116 (divdf3_fpr): Ditto.
14117 (fix_truncdfdi2_fpr): Ditto.
14118 (cmpdf_internal1): Ditto.
14119 (fred, fred_fpr): Convert into expander/insn to add VSX support.
14120 (btruncdf2, btruncdf2_fpr): Ditto.
14121 (ceildf2, ceildf2_fpr): Ditto.
14122 (floordf2, floordf2_fpr): Ditto.
14123 (floatdidf2, floatdidf2_fpr): Ditto.
14124 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
14125 (fmsubdf4_fpr): Ditto.
14126 (fnmadddf4_fpr_1): Ditto.
14127 (fnmadddf4_fpr_2): Ditto.
14128 (fnmsubdf4_fpr_1): Ditto.
14129 (fnmsubdf4_fpr_2): Ditto.
14130 (fixuns_truncdfdi2): Add expander for VSX support.
14131 (fix_truncdfdi2): Ditto.
14132 (fix_truncdfsi2): Ditto.
14133 (ftruncdf2): Ditto.
14134 (btruncsf2): Whitespace.
14135 (movdf_hardfloat32): Add support for VSX registers.
14136 (movdf_softfloat32): Ditto.
14137 (movdf_hardfloat64): Ditto.
14138 (movdf_hardfloat64_mfpgpr): Ditto.
14139 (movdf_softfloat64): Ditto.
14140 (movti splitters): Add check for vector registers supporting
14141 TImode in the future.
14142 (bpermd): Add power7 bpermd instruction.
14144 * config/rs6000/altivec.h (vec_div): Define if VSX.
14147 (vec_nmadd): Ditto.
14148 (vec_nearbyint): Ditto.
14151 (all predicates): Use the generic builtin function, and not the V4SF
14152 specific function so that the predicates will work with VSX's V2DF.
14153 (vec_all_*): Ditto.
14154 (vec_any_*): Ditto.
14156 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
14157 Document new VSX functions and types.
14159 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
14162 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
14163 "wa", and "j" constraints. Modify "v" to talk about Altivec
14164 instead of just vector.
14166 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
14169 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
14170 location for phi arguments.
14171 (rewrite_update_phi_arguments): Find locations for reaching defs.
14172 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
14173 Add location to add_phi_arg calls.
14174 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
14175 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
14176 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
14177 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
14178 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
14179 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
14180 * tree-phinodes.c (make_phi_node): Initialize location.
14181 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
14182 (add_phi_arg): Add location parameter.
14183 (remove_phi_arg_num): Move location when moving phi argument.
14184 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
14186 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
14187 slpeel_update_phi_nodes_for_guard1,
14188 slpeel_update_phi_nodes_for_guard2,
14189 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
14190 vect_loop_versioning): Set locations.
14191 * tree-parloops.c (create_phi_for_local_result,
14192 transform_to_exit_first_loop, create_parallel_loop): Add locations.
14193 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
14194 * tree-vect-loop.c (get_initial_def_for_induction,
14195 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
14197 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
14198 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
14199 (gimple_phi_arg_set_location): New. Set locus.
14200 (gimple_phi_arg_has_location): New. Check for locus.
14201 (redirect_edge_var_map_location): New. Return locus from var_map.
14202 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
14203 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
14204 combining PHI arguments.
14205 (cond_store_replacement): Set location.
14206 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
14207 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
14208 scop_add_exit_phis_edge): Add locations.
14209 * tree-cfgcleanup.c (remove_forwarder_block,
14210 remove_forwarder_block_with_phi): Add locations.
14211 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
14212 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
14214 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
14215 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
14216 flush_pending_stmts): Add source location.
14217 * lambda-code.c (perfect_nestify): Maintain location stack with argument
14218 stack to preserve locations.
14219 * tree-vect-stmts.c (vectorizable_load): Add location.
14220 * tree-inline.c (copy_phis_for_bb): Copy locus.
14221 (setup_one_parameter): Add call locus to inlined parameter stmts.
14222 (initialize_inlined_parameters): Pass in call location as parameter
14224 (tree_function_versioning): Pass location to setup_one_parameter.
14225 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
14226 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
14227 copy and edge lists.
14228 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
14229 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
14230 locus parameter and override the stmt default if provided.
14231 (new_elim_graph, clear_elim_graph, delete_elim_graph,
14232 elim_graph_add_edge, elim_graph_remove_succ_edge,
14233 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
14234 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
14235 eliminate_phi): Add locus info in elimination graph for each edge and
14237 (insert_backedge_copies): Copy locus if present.
14238 * tree-flow.h (struct _edge_var_map): Add locus field.
14239 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
14240 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
14241 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
14243 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
14245 2009-07-30 Martin Jambor <mjambor@suse.cz>
14247 PR tree-optimization/40570
14248 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
14249 use inlining loops.
14251 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
14253 * ssa-loop-manip.c: Include langhooks.h.
14254 (rewrite_phi_with_iv): New.
14255 (rewrite_all_phi_nodes_with_iv): New.
14256 (canonicalize_loop_ivs): Move here from tree-parloops.c.
14257 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
14258 * tree-parloops.c (loop_parallel_p): Move out all conditions
14259 except dependency check.
14260 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
14261 (gen_parallel_loop): Call canonicalize_loop_ivs without
14262 reduction_list argument.
14263 (build_new_reduction): New.
14264 (gather_scalar_reductions): New.
14265 (try_get_loop_niter): New.
14266 (try_create_reduction_list): New.
14267 (parallleize_loops): Change the parallel conditions check.
14268 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
14269 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
14271 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
14273 * opt-functions.awk (opt_args): Allow argument to be enclosed in
14275 * doc/options.texi (Option properties): Mention new quoting syntax.
14277 2009-07-29 Douglas B Rupp <rupp@gnat.com>
14279 * config/alpha/alpha.c (alpha_start_function):
14280 Handle VMS_DEBUG_MAIN_POINTER
14281 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
14282 * doc/invoke.texi: Document -mdebug-main switch.
14284 2009-07-29 Richard Henderson <rth@redhat.com>
14286 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
14287 (cgraph_create_edge_including_clones): Likewise.
14288 * tree-inline.c (copy_bb): Operate on the correct edges
14289 when updating the callgraph.
14291 2009-07-29 Douglas B Rupp <rupp@gnat.com>
14293 * config/alpha/vms-cc.c: Deleted.
14294 * config/alpha/vms-ld.c: Deleted.
14295 * config/alpha/t-vms64: Moved to config/vms
14296 * config/alpha/vms-crt0-64.c: Moved to config/vms
14297 * config/alpha/vms-crt0.c: Moved to config/vms
14298 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
14299 * config/alpha/vms-psxcrt0.c: Moved to config/vms
14300 * config/alpha/xm-vms.h: Moved to config/vms
14301 * config/alpha/x-vms: Moved to config/vms
14302 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
14304 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
14305 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
14307 * config/vms/t-vms64: Moved here from config/alpha
14308 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
14309 (argc,argv,envp): Enforce 32bit malloc'ing.
14310 * config/vms/vms-psxcrt0-64.c: Likewise.
14311 * config/vms/vms-crt0.c: Moved here from config/alpha.
14312 * config/vms/vms-psxcrt0.c: Likewise.
14313 * config/vms/vms-crtl-64.h: New file.
14314 * config/vms/vms-crtl.h: New file.
14315 * config/vms/vms.opt: New file.
14316 * config/vms/xm-vms64.h: New file.
14317 * config/vms/xm-vms.h: Moved here from config/alpha.
14318 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
14320 * config/vms/x-vms: Moved here from config/alpha.
14321 (version, VMS_EXTRA_PARTS): Moved to t-vms.
14322 (vms-ld.o, vms-cc.o): Removed.
14323 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
14325 2009-07-29 Douglas B Rupp <rupp@gnat.com>
14327 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
14328 correct stack (obvious VMS fix).
14330 2009-07-29 Douglas B Rupp <rupp@gnat.com>
14332 * dwarf2out.c (output_file_names): Output VMS style file name, size,
14333 date, version info if VMS_DEBUGGING_INFO defined.
14334 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
14335 size, date calculating code moved here.
14337 2009-07-29 Paul Brook <paul@codesourcery.com>
14339 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
14342 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
14345 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
14346 to DImode when generating insq_le insn.
14348 2009-07-28 Douglas B Rupp <rupp@gnat.com>
14350 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
14351 New macro set for VMS_DEBUGGGING_INFO.
14352 (AT_string_form): Use it.
14354 2009-07-28 DJ Delorie <dj@redhat.com>
14356 * config/mep/mep.c (vtext_section): New.
14357 (vftext_section): New.
14358 (ftext_section): New.
14359 (mep_select_section): Add support for functions.
14360 (mep_unique_section): Likewise.
14361 (mep_asm_init_sections): Likewise.
14362 (mep_encode_section_info): Remove it from here.
14364 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
14366 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
14368 * tree.h (TREE_DEPRECATED): Document it is used for types too.
14369 (TYPE_VECTOR_OPAQUE): Use default_def_flag
14371 2009-07-28 Douglas B Rupp <rupp@gnat.com>
14373 * dwarf2out.c (output_file_names): Test new macro
14374 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
14375 (add_comp_dir_attribute): Likewise.
14377 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
14379 * config/i386/mingw-w64.h (LINK_SPEC): Add
14380 separating space between commands.
14382 2009-07-28 Jan Hubicka <jh@suse.cz>
14384 PR tree-optimization/40759
14385 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
14388 2009-07-27 DJ Delorie <dj@redhat.com>
14390 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
14391 types are dword-aligned.
14392 (mep_expand_va_start): Likewise.
14394 2009-07-27 Olivier Hainque <hainque@adacore.com>
14395 Douglas B Rupp <rupp@gnat.com>
14397 * convert.c (convert_to_pointer): Don't assume the target
14398 pointer type is POINTER_SIZE long. Fetch its precision instead.
14400 2009-07-27 Douglas B Rupp <rupp@gnat.com>
14402 * system.h (fopen): Undefine if macro.
14404 2009-07-27 Jakub Jelinek <jakub@redhat.com>
14406 * dwarf2out.c (output_cfi_p): Removed.
14407 (output_cfis): New function.
14408 (output_fde): New function, split from output_call_frame_info.
14409 (output_call_frame_info): Use it.
14410 (dwarf2out_switch_text_section): Use output_cfis.
14412 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
14414 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
14415 TARGET_BI_ARCH is specified without enabling SJLJ.
14416 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
14417 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
14419 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
14421 * arm.md (negdi2): Use DImode if forcing a value into a register.
14423 2009-07-26 Ira Rosen <irar@il.ibm.com>
14425 PR tree-optimization/40801
14426 * tree-vect-stmts.c (vectorizable_call): Get previous copy
14427 of vector operand from the previous copy of vector statement.
14428 Pass the correct definition type value to
14429 vect_get_vec_def_for_stmt_copy().
14431 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14433 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
14434 const char ** conversion.
14436 2009-07-25 David Daney <ddaney@caviumnetworks.com>
14438 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
14439 fancy_abort() if !ENABLE_ASSERT_CHECKING.
14440 (gcc_unreachable): Invoke __builtin_unreachable() if
14441 !ENABLE_ASSERT_CHECKING.
14443 2009-07-25 David Daney <ddaney@caviumnetworks.com>
14445 PR rtl-optimization/40445
14446 * emit-rtl.c (next_nonnote_insn_bb): New function.
14447 * rtl.h (next_nonnote_insn_bb): Declare new function.
14448 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
14449 with no successors that is the successor of the ENTRY_BLOCK.
14450 Continue from the top after removing an empty fallthrough block.
14451 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
14452 of next_nonnote_insn.
14454 2009-07-25 David Daney <ddaney@caviumnetworks.com>
14456 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
14458 2009-07-25 Martin Jambor <mjambor@suse.cz>
14460 * c-common.c (c_common_attribute_table): New element for noclone.
14461 (handle_noclone_attribute): New function. Forward-declare.
14462 * tree-inline.c (tree_versionable_function_p): Check for noclone
14464 * doc/extend.texi (Labels as Values): Document need for noclone.
14465 (Function Attributes): Document noclone attribute.
14467 2009-07-25 Jakub Jelinek <jakub@redhat.com>
14469 PR rtl-optimization/34999
14470 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
14471 and dw_fde_switched_cold_to_hot fields.
14472 (output_cfi_p): New function.
14473 (output_call_frame_info): If fde->dw_fde_switched_sections,
14474 output 2 FDEs instead of one with corrupted header.
14475 (dwarf2out_do_cfi_startproc): New function.
14476 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
14477 and fde->dw_fde_switched_cold_to_hot.
14478 (dwarf2out_switch_text_section): Compute
14479 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
14480 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
14481 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
14482 Otherwise, compute fde->dw_fde_switch_cfi.
14484 2009-07-24 Cary Coutant <ccoutant@google.com>
14486 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
14488 2009-07-24 Cary Coutant <ccoutant@google.com>
14490 * cfghooks.c (split_block): Copy discriminator to new block.
14491 * tree-cfg.c (assign_discriminator): Check location of last
14492 instruction in block as well as first.
14494 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
14496 * config/i386/linux.c: Use fputs or putc instead of fprintf
14498 * config/i386/gas.h: Ditto.
14499 * config/i386/x86-64.h: Ditto.
14500 * config/i386/att.h: Ditto.
14502 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14504 * expmed.c (emit_store_flag): Use a recursive call to optimize the
14507 2009-07-24 Martin Jambor <mjambor@suse.cz>
14509 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
14510 (ipa_push_func_to_list_1): Declare.
14511 (ipa_push_func_to_list): New function.
14513 * ipa-prop.c (ipa_push_func_to_list_1): New function.
14514 (ipa_init_func_list): Call ipa_push_func_to_list_1.
14515 (ipa_push_func_to_list): Removed.
14516 (ipa_pop_func_from_list): Clear node_enqueued flag.
14518 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
14520 * config/s390/s390.c (override_options): Default
14521 max-unrolled-insns to 100 for z10 tuning.
14523 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
14525 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
14526 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
14527 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
14528 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
14529 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
14530 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
14531 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
14533 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
14535 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
14536 use default set in mingw32.h header.
14537 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
14538 64-bit /mingw/include path.
14539 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
14542 2009-07-23 Neil Vachharajani <nvachhar@google.com>
14544 PR rtl-optimization/40209
14545 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
14547 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
14549 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
14550 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
14551 with the rest of string where appropriate. Use fputs or putc
14552 instead of fprintf where appropriate.
14554 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
14555 Pat Haugen <pthaugen@us.ibm.com>
14556 Revital Eres <ERES@il.ibm.com>
14558 * config/rs6000/vector.md: New file. Move most of the vector
14559 expander support here from altivec.md to allow for the VSX vector
14560 unit in the future. Add support for secondary_reload patterns.
14561 Rewrite the patterns for vector comparison, and vector comparison
14562 predicate instructions so that the RTL expresses the desired
14563 behavior, instead of using unspec.
14565 * config/rs6000/constraints.md ("f" constraint): Use
14566 rs6000_constraints to hold the precalculated register class.
14567 ("d" constraint): Ditto.
14568 ("wd" constraint): New constraint for VSX.
14569 ("wf" constraint): Ditto.
14570 ("ws" constraint): Ditto.
14571 ("wa" constraint): Ditto.
14572 ("wZ" constraint): Ditto.
14573 ("j" constraint): Ditto.
14575 * config/rs6000/predicates.md (vsx_register_operand): New
14577 (vfloat_operand): New predicate for vector.md.
14578 (vint_operand): Ditto.
14579 (vlogical_operand): Ditto.
14580 (easy_fp_constant): If VSX, 0.0 is an easy constant.
14581 (easy_vector_constant): Add VSX support.
14582 (altivec_indexed_or_indirect_operand): New predicate for
14583 recognizing Altivec style memory references with AND -16.
14585 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
14586 for vector secondary reload support.
14587 (rs6000_vector_reg_class): Delete, replacing it with
14588 rs6000_constraints.
14589 (rs6000_vsx_reg_class): Ditto.
14590 (rs6000_constraints): New array to hold the register classes of
14591 each of the register constraints that can vary at runtime.
14592 (builtin_mode_to_type): New static array for builtin function type
14594 (builtin_hash_table): New static hash table for builtin function
14596 (TARGET_SECONDARY_RELOAD): Define target hook.
14597 (TARGET_IRA_COVER_CLASSES): Ditto.
14598 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
14599 registers are 128 bits if VSX memory reference instructions are used.
14600 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
14601 unit is being used.
14602 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
14603 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
14604 Print several of the scheduling related parameters.
14605 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
14606 rs6000_constraints instead of rs6000_vector_reg_class. Move
14607 -mdebug=reg code to rs6000_debug_reg_global. Add support for
14608 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
14609 Altivec. Add VSX support. Setup for secondary reload support on
14610 Altivec/VSX registers.
14611 (rs6000_override_options): Make power7 set the scheduling groups
14612 like the power5. Add support for new debug switches to override
14613 the scheduling defaults. Temporarily disable -mcpu=power7 from
14614 setting -mvsx. Add support for debug switches -malways-hint,
14615 -msched-groups, and -malign-branch-targets.
14616 (rs6000_buitlin_conversion): Add support for returning unsigned
14617 vector conversion functions to fix regressions due to stricter
14619 (rs6000_builtin_mul_widen_even): Ditto.
14620 (rs6000_builtin_mul_widen_odd): Ditto.
14621 (rs6000_builtin_vec_perm): Ditto.
14622 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
14623 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
14624 to zero a register.
14625 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
14626 generated upstream.
14627 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
14628 VSX types for bit operations. Changes to accomidate vector.md.
14629 (bdesc_2arg): Ditto.
14630 (bdesc_1arg): Ditto.
14631 (struct builtin_description_predicates): Rewrite predicate
14632 handling so that RTL describes the operation, instead of passing
14633 the instruction to be used as a string argument.
14634 (bdesc_altivec_preds): Ditto.
14635 (altivec_expand_predicate_builtin): Ditto.
14636 (altivec_expand_builtin): Ditto.
14637 (rs6000_expand_ternop_builtin): Use a switch instead of an if
14638 statement for vsldoi support.
14639 (altivec_expand_ld_builtin): Change to use new names from vector.md.
14640 (altivec_expand_st_builtin): Ditto.
14641 (paired_expand_builtin): Whitespace changes.
14642 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
14643 builtin_mode_to_type table for secondary reload. Call
14644 builtin_function_type to build random builtin functions.
14645 (altivec_init_builtins): Change to use builtin_function_type to
14646 create builtin function types dynamically as we need them.
14647 (builtin_hash_function): New support for hashing the tree types
14648 for builtin function as we need it, rather than trying to build
14649 all of the trees that we need. Add initial preliminary VSX support.
14650 (builtin_function_type): Ditto.
14651 (builtin_function_eq): Ditto.
14652 (builtin_hash_struct): Ditto.
14653 (rs6000_init_builtins): Ditto.
14654 (rs6000_common_init_builtins): Ditto.
14655 (altivec_init_builtins): Ditto.
14656 (rs6000_common_init_builtins): Ditto.
14657 (enum reload_reg_type): New enum for simplifing reg classes.
14658 (rs6000_reload_register_type): Simplify register classes into GPR,
14659 Vector, and other registers. Altivec and VSX addresses in reload.
14660 (rs6000_secondary_reload_inner): Ditto.
14661 (rs6000_ira_cover_classes): New target hook, that returns the
14662 appropriate cover classes, based on -mvsx being used or not.
14663 (rs6000_secondary_reload_class): Add VSX support.
14664 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
14665 (get_vsel_insn): Ditto.
14666 (rs6000_emit_vector_compare): Rewrite vector conditional support
14667 so that where we can, we use RTL operators, instead of blindly use
14669 (rs6000_emit_vector_select): Ditto.
14670 (rs6000_emit_vector_cond_expr): Ditto.
14671 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
14672 (create_TOC_reference): Add -mdebug=addr support.
14673 (emit_frame_save): VSX loads/stores need register indexed addressing.
14675 * config/rs6000/rs6000.md: Include vector.md.
14677 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
14679 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
14680 support for V2DI, V2DF in logical, permute, select operations.
14682 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
14683 switch for vsx/power7.
14684 (-mvsx-scalar-memory): Ditto.
14685 (-mvsx-align-128): Ditto.
14686 (-mallow-movmisalign): Ditto.
14687 (-mallow-df-permute): Ditto.
14688 (-msched-groups): Ditto.
14689 (-malways-hint): Ditto.
14690 (-malign-branch-targets): Ditto.
14692 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
14694 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
14695 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
14696 (rs6000_vector_reg_class): Delete.
14697 (rs6000_vsx_reg_class): Ditto.
14698 (enum rs6000_reg_class_enum): New enum for the constraints that
14699 vary based on target switches.
14700 (rs6000_constraints): New array to hold the register class for all
14701 of the register constraints that vary based on the switches used.
14702 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
14703 (enum rs6000_builtins): Add unsigned varients for the builtin
14704 declarations returned by target hooks for expanding multiplies,
14705 select, and permute operations. Add VSX builtins.
14706 (enum rs6000_builtin_type_index): Add entries for VSX.
14707 (V2DI_type_node): Ditto.
14708 (V2DF_type_node): Ditto.
14709 (unsigned_V2DI_type_node): Ditto.
14710 (bool_long_type_node): Ditto.
14711 (intDI_type_internal_node): Ditto.
14712 (uintDI_type_internal_node): Ditto.
14713 (double_type_internal_node): Ditto.
14715 * config/rs6000/altivec.md (whole file): Move all expanders to
14716 vector.md from altivec.md. Rename insn matching functions to be
14718 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
14719 (altivec_vcmp*): Ditto.
14720 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
14721 (VM): New iterator for moves that includes the VSX types.
14722 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
14723 (altivec_vperm_<mode>_uns): New, for unsigned types.
14724 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
14725 (altivec_eq<mode>): Ditto.
14726 (altivec_gt<mode>): Ditto.
14727 (altivec_gtu<mode>): Ditto.
14728 (altivec_eqv4sf): Ditto.
14729 (altivec_gev4sf): Ditto.
14730 (altivec_gtv4sf): Ditto.
14731 (altivec_vcmpbfp_p): Ditto.
14733 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
14735 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
14738 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
14741 * config/i386/i386.c (output_387_ffreep): Rewrite to use
14742 ASM_SHORT instead of .word.
14743 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
14744 instead of .word in asm template.
14746 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
14749 * ira-lives.c (bb_has_abnormal_call_pred): New function.
14750 (process_bb_node_lives): Use it.
14752 * ira.c (setup_cover_and_important_classes): Don't setup
14753 ira_important_class_nums. Add cover classes to the end of
14755 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
14757 (find_reg_class_closure): Use reorder_important_classes.
14759 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
14761 * config/i386/i386.c (i386_ira_cover_classes): New function.
14762 (TARGET_IRA_COVER_CLASSES): Redefine.
14764 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
14765 importance of order of cover classes in the array.
14767 2009-07-22 Diego Novillo <dnovillo@google.com>
14769 * tree-pass.h (TDF_EH): Define.
14770 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
14771 contains TDF_EH, print the EH region number holding GS.
14772 * tree-dump.c (dump_options): Add "eh".
14773 * doc/invoke.texi: Document it.
14775 2009-07-22 Doug Kwan <dougkwan@google.com>
14777 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
14779 2009-07-22 Michael Matz <matz@suse.de>
14781 PR tree-optimization/35229
14782 PR tree-optimization/39300
14784 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
14785 (inhibit_phi_insertion): New function.
14786 (insert_into_preds_of_block): Call it for REFERENCEs.
14787 (init_pre): Initialize and finalize scalar evolutions.
14788 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
14790 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
14792 * config/i386/predicates.md (zero_extended_scalar_load_operand):
14793 Use CONST_VECTOR_NUNITS to determine number of elements.
14795 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
14797 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
14798 (U, W): Constraints are now deprecated and will be removed if we
14799 run out of letters.
14800 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
14802 ("prefetch"): Add the stcmh instruction for prefetching.
14803 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
14805 (s390_short_displacement): Return always true if compiling for
14806 machines not providing the long displacement facility.
14807 (s390_mem_constraint): Support the new constraint letter Z.
14808 (s390_check_qrst_address): New function.
14810 2009-07-21 DJ Delorie <dj@redhat.com>
14812 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
14815 2009-07-21 Jason Merrill <jason@redhat.com>
14817 * c-common.c (max_tinst_depth): Increase default to 1024.
14819 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
14821 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
14822 (vec_unpacku_float_lo_v4si): Ditto.
14824 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
14827 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
14828 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
14829 (builtin_description): Add __builtin_ia32_cvtudq2ps.
14830 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
14832 2009-07-21 Jakub Jelinek <jakub@redhat.com>
14834 PR tree-optimization/40813
14835 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
14838 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
14840 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
14841 with a NOP_EXPR if needed.
14843 2009-07-21 Paul Brook <paul@codesourcery.com>
14845 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
14846 Terminate debug dump with newline.
14848 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14850 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
14851 Cast "1" to unsigned HOST_WIDE_INT.
14852 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
14853 deposit length to the maximum length - lsb. Extend length if
14854 HOST_BITS_PER_WIDE_INT is 32.
14856 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
14858 * cgraph.h (constant_pool_htab): New function.
14859 (constant_descriptor_tree): Move from varasm.c.
14860 * varasm.c (constant_pool_htab): New function.
14861 (constant_descriptor_tree): Move to cgraph.h.
14863 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
14865 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
14867 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
14869 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
14872 2009-07-20 Xinliang David Li <davidxl@google.com>
14874 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
14876 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
14878 * config/mips/mips.md (move_type): Add arith.
14879 (type): Handle arith.
14880 (zero_extendsidi2): Rename this into ...
14881 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
14882 (zero_extendsidi2): New expander.
14883 (*zero_extendsidi2_dext): New pattern.
14885 2009-07-20 Nick Clifton <nickc@redhat.com>
14887 * config.gcc (mips64-*-*): Add definition of tm_defines in order
14888 to set MIPS_ABI_DEFAULT.
14889 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
14891 2009-07-20 Jakub Jelinek <jakub@redhat.com>
14893 * tree-object-size.c (addr_object_size): Handle unions with
14894 array in it as last field of structs in __bos (, 1) as __bos (, 0).
14896 PR tree-optimization/40792
14897 * tree.c (build_function_type_skip_args): Remove bogus assert.
14899 2009-07-20 Jan Hubicka <jh@suse.cz>
14900 Martin Jambor <mjambor@suse.cz>
14902 * cgraph.h (combined_args_to_skip): New field.
14903 * cgraph.c (cgraph_create_virtual_clone): Properly handle
14904 combined_args_to_skip and args_to_skip.
14905 * tree-inline.c (update_clone_info): New function.
14906 (tree_function_versioning): Call update_clone_info.
14907 * cgraphunit.c (cgraph_materialize_clone): Dump materialized
14909 (cgraph_materialize_all_clones): More extensive dumping, working
14910 with combined_args_to_skip rather than args_to_skip.
14912 2009-07-20 Ira Rosen <irar@il.ibm.com>
14914 * tree-vectorizer.h (vectorizable_condition): Add parameters.
14915 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
14916 (get_initial_def_for_reduction): Likewise.
14917 (vectorizable_reduction): Skip the check of first operand in case
14918 of COND_EXPR. Add check that it is outer loop vectorization if
14919 nested cycle was detected. Call vectorizable_condition() for
14920 COND_EXPR. If reduction epilogue cannot be created do not fail for
14921 nested cycles (if it is not double reduction). Assert that there
14922 is only one type in the loop in case of COND_EXPR. Call
14923 vectorizable_condition() to vectorize COND_EXPR.
14924 * tree-vect-stmts.c (vectorizable_condition): Update comment.
14925 Add parameters. Allow nested cycles if called from
14926 vectorizable_reduction(). Use reduction vector variable if provided.
14927 (vect_analyze_stmt): Call vectorizable_reduction() before
14928 vectorizable_condition().
14929 (vect_transform_stmt): Update call to vectorizable_condition().
14931 2009-07-20 Christian Bruel <christian.bruel@st.com>
14933 * config/sh/sh.opt (-mfmovd): Resurrect and document.
14934 * doc/invoke.texi (-mfmovd): Likewise.
14935 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
14937 2009-07-20 Jan Hubicka <jh@suse.cz>
14939 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
14940 when handling SSA name.
14942 2009-07-19 Jan Hubicka <jh@suse.cz>
14944 PR tree-optimization/40676
14945 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
14946 virtual PHIs in empty BBs.
14948 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
14950 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
14951 re-expanded the compound use gen_lowpart instead to convert to the
14954 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
14956 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
14957 OUTER_CONST arguments.
14958 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
14959 the new wider mode will be masked off.
14960 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
14962 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
14964 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
14965 high-order bits are zero.
14967 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
14969 * combine.c (simplify_shift_const_1): Split code to determine
14970 shift_mode into ...
14971 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
14972 new bits shifted in are identical to the old sign bit.
14974 2009-07-18 Richard Guenther <rguenther@suse.de>
14977 * gimplify.c (gimplify_call_expr): Reject code using results from
14978 functions returning void.
14980 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
14982 * doc/md.texi: Document the new PowerPC "es" constraint.
14983 Document that "m" can include automodified addresses on this target,
14984 and explain how %U must be used. Extend the "Q" and "Z" documentation
14985 to suggest "es" as well as "m".
14986 * config/rs6000/constraints.md (es): New memory constraint.
14987 (Q, Z): Update strings to match new documentation.
14989 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
14991 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
14992 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
14993 * config/rs6000/predicates.md (volatile_mem_operand): Use
14994 offsettable_nonstrict_memref_p.
14995 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
14996 (*floatunssidf2_internal): Likewise.
14997 (*fix_truncdfsi2_internal): Likewise.
14998 (*fix_trunctfsi2_internal): Likewise.
15000 2009-07-17 Anatoly Sokolov <aesok@post.ru>
15002 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
15003 atmega32u2 devices.
15004 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
15006 2009-07-17 Richard Guenther <rguenther@suse.de>
15009 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
15010 (pass_warn_unused_result): Likewise.
15011 (TODO_set_props): Remove.
15012 * omp-low.c (diagnose_omp_structured_block_errors): Change to
15014 (pass_diagnose_omp_blocks): Define.
15015 * c-decl.c (pop_file_scope): Do not finalize the CU here.
15016 (c_gimple_diagnostics_recursively): Remove.
15017 (finish_function): Do not call it.
15018 (c_write_global_declarations): Continue after errors.
15019 Finalize the CU here.
15020 * c-gimplify.c (c_genericize): Do not gimplify here.
15021 * c-common.c (c_warn_unused_result): Move ...
15022 * tree-cfg.c (do_warn_unused_result): ... here.
15023 (run_warn_unused_result): New function.
15024 (gate_warn_unused_result): New function.
15025 (pass_warn_unused_result): New pass.
15026 * c-common.h (c_warn_unused_result): Remove.
15027 * flags.h (flag_warn_unused_result): Declare.
15028 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
15029 * opts.c (flag_warn_unused_result): Initialize to false.
15030 * toplev.c (compile_file): Add comment.
15031 * omp-low.c (create_omp_child_function): Do not register
15032 the function with the frontend.
15033 (diagnose_omp_structured_block_errors): Prepare to be
15034 called as optimization pass.
15035 (gate_diagnose_omp_blocks): New function.
15036 (pass_diagnose_omp_blocks): New pass.
15037 * cgraph.h (cgraph_optimize): Remove.
15038 (cgraph_analyze_function): Likewise.
15039 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
15040 * cgraphunit.c (cgraph_lower_function): Lower nested functions
15041 before their parents here.
15042 (cgraph_finalize_function): Not here.
15043 (cgraph_analyze_function): Gimplify functions here.
15044 (cgraph_finalize_compilation_unit): Continue after errors.
15045 Optimize the callgraph from here.
15046 (cgraph_optimize): Make static.
15047 * langhooks.c (write_global_declarations): Finalize the CU.
15048 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
15049 (gimplify_function_tree): Assert we gimplify only once.
15050 Set PROP_gimple_any property.
15051 * tree-nested.c (gimplify_all_functions): New function.
15052 (lower_nested_functions): Gimplify all nested functions.
15053 * gimple.h (diagnose_omp_structured_block_errors): Remove.
15054 * passes.c (init_optimization_passes): Add pass_warn_unused_result
15055 and pass_diagnose_omp_blocks after gimplification. Do not
15056 set TODO_set_props on all_lowering_passes.
15057 (execute_one_pass): Do not handle TODO_set_props.
15058 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
15059 (gimplify.o): Add tree-pass.h dependency.
15060 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
15061 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
15062 (unsave_r): Likewise.
15063 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
15064 temporary variable.
15066 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
15068 * doc/service.texi (Service): Restore previously removed link,
15069 which isn't broken after all.
15071 2009-07-17 Richard Guenther <rguenther@suse.de>
15073 PR tree-optimization/40321
15074 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
15075 PHI nodes to the maximal set.
15076 (make_values_for_phi): Add PHI arguments to the maximal set.
15077 (execute_pre): Dump PHI_GEN and the maximal set.
15079 2009-07-17 Jakub Jelinek <jakub@redhat.com>
15082 * gimplify.c (gimplify_conversion): Don't change non-conversions into
15085 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
15087 * doc/extend.texi (Nested Functions): Replace broken link with
15089 * doc/service.texi (Service): Remove broken link.
15091 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
15094 * builtins.c (expand_builtin_memcmp): Use loc instead of
15095 EXPR_LOCATION (exp).
15096 (expand_builtin_strncmp): Likewise.
15098 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
15099 Manuel López-Ibáñez <manu@gcc.gnu.org>
15102 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
15103 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
15104 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
15105 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
15106 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
15107 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
15108 tree-inline.c, c-common.c, c-common.h, gimple.c,
15109 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
15110 convert.c: Add location argument to fold_{unary,binary,ternary},
15111 fold_build[123], build_call_expr, build_size_arg,
15112 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
15113 fold_build1_initializer, fold_build2_initializer,
15114 fold_build3_initializer, fold_build_call_array,
15115 fold_build_call_array_initializer, fold_single_bit_test,
15116 omit_one_operand, omit_two_operands, invert_truthvalue,
15117 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
15118 combine_comparisons, fold_builtin_*, fold_call_expr,
15119 build_range_check, maybe_fold_offset_to_address, round_up,
15122 2009-07-16 Jason Merrill <jason@redhat.com>
15125 * c-common.c (c_common_reswords): Add __is_standard_layout
15127 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
15128 * doc/implement-cxx.texi: New.
15129 * doc/gcc.texi: Include it.
15131 2009-07-16 DJ Delorie <dj@redhat.com>
15133 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
15134 compares that may be indirectly affected by previous instructions.
15136 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15138 * builtins.c (do_mpc_arg2): New.
15139 (fold_builtin_2): Fold builtin cpow.
15140 * real.h (HAVE_mpc_pow): New.
15142 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
15144 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
15145 comparison to skip unprofitable schedule
15147 2009-07-16 Simon Baldwin <simonb@google.com>
15149 * gcc.c (option_map): New flag -no-canonical-prefixes.
15150 * (display_help): Print help text for new flag.
15151 * (process_command): Move options translation and language specifics
15152 and handle new flag early. Use it to set a function pointer to a
15153 prefix builder. Replace make_relative_prefix calls with calls to
15154 the function pointed to. Ignore new flag in regular options handling.
15155 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
15157 2009-07-15 DJ Delorie <dj@redhat.com>
15159 * config/mep/mep.md (sibcall_internal): Change register to avoid
15160 argument registers.
15161 (sibcall_value_internal): Likewise.
15163 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
15165 PR rtl-optimization/40710
15166 * resource.c (mark_target_live_regs): Reset DF problem to LR.
15168 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
15170 * config/mips/mips.md (*extenddi_truncate<mode>,
15171 *extendsi_truncate<mode>): Change type attribute to move_type
15172 with shift_shift. Split out code handling exts from here ...
15173 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
15175 (*extendhi_truncateqi): Change type attribute to move_type with
15176 shift_shift. Split out code handling exts from here ...
15177 (*extendhi_truncateqi_exts): ... to this new pattern.
15179 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
15181 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
15182 instead of "and" with inverted sign bit mask value. Use
15183 "nonimmediate_operand" for operand 1 and operand 2 predicate.
15184 Allocate registers only for operand 4 and operand 5.
15186 2009-07-15 Jakub Jelinek <jakub@redhat.com>
15188 PR middle-end/40747
15189 * fold-const.c (fold_cond_expr_with_comparison): When folding
15190 < and <= to MIN, make sure the MIN uses the same type as the
15191 comparison's operands.
15193 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
15195 * arm.md (ior_xor): New code iterator.
15196 (split for ior/xor with shift and zero-extend): New split pattern.
15197 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
15199 2009-07-15 Richard Guenther <rguenther@suse.de>
15201 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
15204 2009-07-15 Richard Guenther <rguenther@suse.de>
15206 PR middle-end/40753
15207 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
15209 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
15211 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
15212 handle 2.6.30 kernel.
15214 2009-07-15 DJ Delorie <dj@redhat.com>
15216 * config/mep/mep.md (sibcall_internal): Change register to allow
15217 for 24-bit addresses.
15218 (sibcall_value_internal): Likewise.
15220 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
15222 * doc/invoke.texi: Added descriptions of the scheduling heuristics
15223 that are enabled/disabled by the flags introduced by a previous patch.
15225 2009-07-14 DJ Delorie <dj@redhat.com>
15227 * config/mep/mep.md (sibcall_internal): Include non-toggling
15229 (sibcall_value_internal): Likewise.
15231 2009-07-14 Taras Glek <tglek@mozilla.com>
15232 Rafael Espindola <espindola@google.com>
15234 * doc/sourcebuild.texi: Document install-plugin target.
15235 * configure.ac: Added install-plugin target to language makefiles.
15236 * configure: Regenerate.
15237 * Makefile.in (install-plugin): Install more headers,
15238 depend on lang.install-plugin.
15240 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
15242 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
15245 2009-07-14 DJ Delorie <dj@redhat.com>
15247 * config/mep/mep.c (mep_vliw_jmp_match): New function.
15248 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
15249 * config/mep/mep.md (sibcall_internal): Change test from
15250 mep_vliw_mode_match to mep_vliw_jmp_match.
15251 (sibcall_value_internal): Likewise.
15253 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
15255 * config/i386/sse.md (copysign<mode>3): New expander.
15256 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
15257 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
15258 Use ix86_build_const_vector.
15259 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
15260 IX86_BUILTIN_CPYSGNPD.
15261 (builtin_description): Add __builtin_ia32_copysignps and
15262 __builtin_ia32_copysignpd.
15263 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
15264 and BUILT_IN_COPYSIGNF.
15266 2009-07-13 Jason Merrill <jason@redhat.com>
15268 * builtins.c (can_trust_pointer_alignment): New fn.
15269 (get_pointer_alignment): Factor it out from here.
15270 * tree.h: Declare it.
15272 2009-07-14 David Edelsohn <edelsohn@gnu.org>
15274 * config/rs6000/predicates.md (offsettable_mem_operand): Test
15277 2009-07-14 Dodji Seketeli <dodji@redhat.com>
15281 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
15283 2009-07-14 Richard Guenther <rguenther@suse.de>
15284 Andrey Belevantsev <abel@ispras.ru>
15286 PR middle-end/40745
15287 * cfgexpand.c (partition_stack_vars): Do not bother to update
15288 alias information when not optimizing.
15290 2009-07-14 Richard Guenther <rguenther@suse.de>
15291 Andrey Belevantsev <abel@ispras.ru>
15293 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
15294 (pt_solution_set): Likewise.
15295 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
15296 * tree-ssa-structalias.c (pt_solution_set): New function.
15297 * final.c (rest_of_clean_state): Free SSA data structures.
15298 * print-rtl.c (print_decl_name): Remove.
15299 (print_mem_expr): Implement in terms of print_generic_expr.
15300 * alias.c (ao_ref_from_mem): New function.
15301 (rtx_refs_may_alias_p): Likewise.
15302 (true_dependence): Query alias-export info.
15303 (canon_true_dependence): Likewise.
15304 (write_dependence_p): Likewise.
15305 * tree-dfa.c (get_ref_base_and_extent): For void types leave
15307 * emit-rtl.c (component_ref_for_mem_expr): Remove.
15308 (mem_expr_equal_p): Use operand_equal_p.
15309 (set_mem_attributes_minus_bitpos): Do not use
15310 component_ref_for_mem_expr.
15311 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
15312 (update_alias_info_with_stack_vars): Likewise.
15313 (partition_stack_vars): Call update_alias_info_with_stack_vars.
15314 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
15315 explicitly nor clear stmt operands.
15316 Free the decl-to-pointer map.
15317 * tree-optimize.c (execute_free_datastructures): Do not free
15318 SSA data structures here.
15319 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
15320 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
15321 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
15323 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
15325 2009-07-13 DJ Delorie <dj@redhat.com>
15327 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
15328 unrolling at the right iteration count.
15330 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
15333 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
15335 * haifa-sched.c (rank_for_schedule): Introduced flags to
15336 enable/disable individual scheduling heuristics.
15337 * common.opt: Introduced flags to enable/disable individual
15338 heuristics in the scheduler.
15339 * doc/invoke.texi: Introduced flags to enable/disable individual
15340 heuristics in the scheduler.
15342 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
15344 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
15345 config/i386/mingw-tls.c.
15346 * config/i386/mingw-tls.c: Removed.
15348 2009-07-13 Ira Rosen <irar@il.ibm.com>
15350 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
15351 checks access only relevant statements.
15352 (vectorizable_reduction): Likewise.
15354 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
15356 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
15357 just for 32-bit case.
15359 2009-07-12 Jan Hubicka <jh@suse.cz>
15361 PR tree-optimization/40585
15362 * except.c (expand_resx_expr): When there already is resume
15363 instruction, produce linked list.
15364 (build_post_landing_pads): Assert that resume is empty.
15365 (connect_post_landing_pads): Handle resume lists.
15366 (dump_eh_tree): Dump resume list.
15368 2009-07-12 Ira Rosen <irar@il.ibm.com>
15370 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
15371 with additional argument.
15372 * tree-vectorizer.h (enum vect_def_type): Add
15373 vect_double_reduction_def.
15374 (vect_is_simple_reduction): Add argument.
15375 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
15377 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
15378 vect_is_simple_reduction with additional argument.
15379 (vect_analyze_loop_operations): Handle exit phi nodes in case of
15381 (reduction_code_for_scalar_code): Handle additional codes by
15382 returning ERROR_MARK for them. Fix comment and indentation.
15383 (vect_is_simple_reduction): Fix comment, add argument to specify
15384 double reduction. Detect double reduction.
15385 (get_initial_def_for_induction): Fix indentation.
15386 (get_initial_def_for_reduction): Fix comment and indentation.
15387 Handle double reduction. Create initial definitions that do not
15388 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
15389 (vect_create_epilog_for_reduction): Fix comment, add argument to
15390 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
15391 epilogue result extraction. Create double reduction phi node and
15392 replace relevant uses.
15393 (vectorizable_reduction): Call vect_is_simple_reduction with
15394 additional argument. Fix indentation. Update epilogue code treatment
15395 according to the changes in reduction_code_for_scalar_code. Check
15396 for double reduction. Call vect_create_epilog_for_reduction with
15397 additional argument.
15398 * tree-vect-stmts.c (process_use): Handle double reduction, update
15400 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
15401 (vect_get_vec_def_for_operand): Likewise.
15403 2009-07-12 Danny Smith <dansmister@gmail.com>
15405 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
15406 dllexport if !TREE_PUBLIC.
15407 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
15409 2009-07-11 Anatoly Sokolov <aesok@post.ru>
15411 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
15412 (avr_extra_arch_macro) Remove declatation.
15413 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
15414 (avr_extra_arch_macro) Declare as static.
15415 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
15417 2009-07-11 Jan Hubicka <jh@suse.cz>
15419 PR middle-end/48388
15420 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
15422 2009-07-11 Jakub Jelinek <jakub@redhat.com>
15425 * dwarf2out.c (dw_fde_struct): Add in_std_section and
15426 cold_in_std_section bits.
15427 (dwarf2out_begin_prologue): Initialize them.
15428 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
15429 if already covered by text_section or cold_text_section range.
15431 PR rtl-optimization/40667
15432 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
15433 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
15434 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
15435 * config/i386/i386.c (ix86_minimum_alignment): New function.
15436 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
15437 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
15438 * emit-rtl.c (gen_reg_rtx): Likewise.
15439 * function.c (assign_parms): Likewise. If nominal_type needs
15440 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
15441 rather than passed_type's alignment.
15444 * function.c (assign_parm_setup_stack): Adjust
15445 MEM_OFFSET (data->stack_parm) if promoted_mode is different
15446 from nominal_mode on big endian.
15448 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
15450 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
15452 2009-07-10 DJ Delorie <dj@redhat.com>
15454 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
15456 2009-07-10 Mark Mitchell <mark@codesourcery.com>
15458 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
15460 (thumb2_cbnz): Likewise.
15462 2009-07-10 David Daney <ddaney@caviumnetworks.com>
15465 * config.gcc (supported_defaults): Add synci.
15466 (with_synci): Add validation.
15467 (all_defaults): Add synci.
15468 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
15471 * config/mips/mips.opt (msynci): New option.
15472 * config/mips/mips.c (mips_override_options): Warn on use of
15473 -msynci for targets that do now support it.
15474 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
15476 * gcc/doc/invoke.texi (-msynci): Document the new option.
15477 * doc/install.texi (--with-synci): Document the new option.
15479 2009-07-10 Richard Guenther <rguenther@suse.de>
15481 PR tree-optimization/40496
15482 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
15483 the PHI result with a compatible type.
15485 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
15489 * c.opt (Wunused-result): New.
15490 * doc/invoke.texi: Document it.
15491 * c-common.c (c_warn_unused_result): Use it.
15493 2009-07-09 DJ Delorie <dj@redhat.com>
15495 * targhooks.c (default_target_can_inline_p): Rename from
15496 default_target_option_can_inline_p.
15497 * targhooks.h (default_target_can_inline_p): Likewise.
15498 * target-def.h (TARGET_CAN_INLINE_P): Rename from
15499 TARGET_OPTION_CAN_INLINE_P.
15500 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
15501 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
15502 (mep_target_can_inline_p): Rename from
15503 mep_target_option_can_inline_p.
15506 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
15507 registers used to pass vectors.
15509 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
15511 2009-07-09 Tom Tromey <tromey@redhat.com>
15513 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
15514 * config/mmix/mmix.c: Include dwarf2.h.
15515 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
15516 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
15517 * config/sh/sh.c: Include dwarf2.h.
15518 * config/i386/i386.c: Include dwarf2.h.
15519 * Makefile.in (DWARF2_H): Remove 'elf'.
15520 * except.c: Include dwarf2.h.
15521 * unwind-dw2.c: Include dwarf2.h.
15522 * dwarf2out.c: Include dwarf2.h.
15523 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
15524 * unwind-dw2-fde.c: Include dwarf2.h.
15525 * dwarf2asm.c: Include dwarf2.h.
15527 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
15529 * haifa-sched.c (insn_finishes_cycle_p): New static function.
15530 (max_issue): Use it.
15531 * sched-int.h (struct sched_info: insn_finishes_block_p): New
15533 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
15534 (region_sched_info): Update.
15535 * sched-ebb.c (ebb_sched_info): Update.
15536 * modulo-sched.c (sms_sched_info): Update.
15537 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
15539 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
15541 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
15543 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
15545 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
15547 2009-07-09 Jakub Jelinek <jakub@redhat.com>
15549 PR middle-end/40692
15550 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
15551 arg1 with arg01 if arg1 is already INTEGER_CST.
15553 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
15555 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
15556 Transform (and (truncate)) into (truncate (and)).
15558 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
15560 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
15561 creating LHS paradoxical subregs. Fix surrounding returns to
15562 use NULL_RTX rather than 0.
15564 2009-07-08 DJ Delorie <dj@redhat.com>
15566 * config/mep/mep.c (mep_option_can_inline_p): New.
15567 (TARGET_OPTION_CAN_INLINE_P): Define.
15569 2009-07-08 Mark Wielaard <mjw@redhat.com>
15572 * dwarf2out.c (add_data_member_location_attribute): When we have
15573 only a constant offset don't emit a new location description using
15574 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
15577 2009-07-08 Richard Henderson <rth@redhat.com>
15580 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
15581 (enum reg_class): Add CLOBBERED_REGS.
15582 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
15583 * config/i386/i386.c (ix86_conditional_register_usage): Moved
15584 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
15585 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
15586 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
15587 force 64-bit sibcalls into R11.
15588 * config/i386/constraints.md (U): New constraint.
15589 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
15590 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
15591 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
15593 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
15595 * basic-block.h (dump_regset, debug_regset): Remove duplicate
15597 * c-objc-common.h (c_initialize_diagnostics): Ditto.
15598 * ebitmap.h (dump_ebitmap): Ditto.
15599 * optabs.h (optab_libfunc): Ditto.
15600 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
15601 * tree-flow.h (vect_can_force_dr_alignment_p,
15602 get_vectype_for_scalar_type): Ditto.
15603 (vectorize_loops): Move prototype to ...
15604 * tree-vectorizer.h: ... here. Also, adjust comment.
15605 (vect_set_verbosity_level): Remove duplicate prototype.
15606 * tree-ssa-loop.c: Include tree-vectorizer.h.
15607 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
15609 2009-07-08 Nick Clifton <nickc@redhat.com>
15611 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
15614 2009-07-08 DJ Delorie <dj@redhat.com>
15616 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
15617 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
15618 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
15620 * config/mep/intrinsics.md: Regenerated.
15621 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
15622 registers when asm() or calls are detected.
15624 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
15627 * gimplify.c (gimplify_expr): Propagate no_warning flag when
15629 * gimple (gimple_build_call_from_tree): Likewise.
15630 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
15631 no_warning flag before warning.
15633 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
15635 * tree.c (set_expr_locus): Remove.
15636 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
15637 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
15639 * gimplify.c (internal_get_tmp_var): Likewise.
15640 (gimplify_call_expr): Likewise.
15641 (gimplify_one_sizepos): Likewise.
15643 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
15646 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
15647 to variables for debugging purposes.
15649 2009-06-23 Mark Loeser <mark@halcy0n.com>
15652 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
15654 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
15656 * pretty-print.c (pp_base_format): Remove %J.
15657 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
15658 gcc_cxxdiag_char_table): Likewise.
15659 (init_dynamic_diag_info): Likewise.
15661 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
15663 * pretty-print.c (pp_base_format): Remove %H.
15664 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
15665 gcc_cxxdiag_char_table): Likewise.
15666 (init_dynamic_diag_info): Likewise.
15667 * config/mep/mep.c (mep_select_section): Likewise.
15669 2009-07-07 Duncan Sands <baldrick@free.fr>
15671 * final.c (pass_clean_state): Give the pass a name.
15672 * passes.c (pass_rest_of_compilation): Likewise.
15673 * tree-optimize.c (pass_all_optimizations): Likewise.
15675 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
15677 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
15678 an extra 'decl' for error_at.
15680 2009-07-07 Jakub Jelinek <jakub@redhat.com>
15682 PR middle-end/40669
15683 * tree-tailcall.c (adjust_return_value_with_ops,
15684 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
15685 if it has complex or vector type.
15687 2009-07-07 Olivier Hainque <hainque@adacore.com>
15689 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
15692 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
15694 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
15696 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
15698 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
15699 * c-decl.c: Likewise.
15700 * function.c: Likewise.
15701 * varasm.c: Likewise.
15702 * tree-ssa.c: Likewise.
15703 * c-common.c: Likewise.
15704 * tree-cfg.c: Likewise.
15705 * config/spu/spu.c: Likewise.
15706 * config/ia64/ia64.c: Likewise.
15707 * config/v850/v850.c: Likewise.
15709 2009-07-06 DJ Delorie <dj@redhat.com>
15711 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
15712 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
15713 unspecified accesses to control registers.
15714 * config/mep/intrinsics.md: Regenerate.
15715 * config/mep/intrinsics.h: Regenerate.
15716 * config/mep/mep-intrin.h: Regenerate.
15718 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
15720 * c-lex.c: Replace %H by an explicit location. Update all calls.
15721 * c-common.c: Likewise.
15722 * c-decl.c: Likewise.
15723 * c-typeck.c: Likewise.
15724 * fold-const.c: Likewise.
15725 * gimplify.c: Likewise.
15726 * stmt.c: Likewise.
15727 * tree-cfg.c: Likewise.
15728 * tree-ssa-loop-niter.c: Likewise.
15729 * tree-vrp.c: Likewise.
15730 * value-prof.c: Likewise.
15732 2009-07-06 Diego Novillo <dnovillo@google.com>
15734 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
15735 if it has one. Handle cases where VAR does not have an
15736 annotation or cfun is NULL.
15738 2009-07-06 Diego Novillo <dnovillo@google.com>
15740 * tree.c: Include debug.h.
15741 (initialize_tree_contains_struct): New.
15742 (init_ttree): Call it.
15743 (tree_node_structure_for_code): Factor out of ...
15744 (tree_node_structure): ... here.
15745 * treestruct.def (TS_PHI_NODE): Remove.
15746 (TS_GIMPLE_STATEMENT): Remove.
15748 2009-07-06 Diego Novillo <dnovillo@google.com>
15750 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
15751 (debug_tree_chain): Handle cycles.
15753 2009-07-06 Nick Clifton <nickc@redhat.com>
15754 DJ Delorie <dj@redhat.com>
15756 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
15757 __FMOVD_ENABLED__ is defined.
15759 (TARGET_FMOVD): Provide a default definition.
15760 (MASK_FMOVD): Likewise.
15761 (TARGET_CPU_CPP_BUILTINS): Define
15762 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
15763 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
15764 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
15765 (split for DF load from memory into register): Also handle
15766 MEMs which consist of REG+DISP addressing.
15767 (split for DF store from register to memory): Likewise.
15768 (movsf_ie): Always use single fp_mode.
15769 * config/sh/sh.c (sh_override_options): Do not automatically
15770 enable TARGET_MOVD for the SH2A when supporting doubles - leave
15771 that to the -mfmovd command line switch.
15772 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
15773 (fldi_ok): Always allow.
15774 * config/sh/sh.opt (mfmovd): Remove this switch.
15775 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
15777 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
15778 Kaz Kojima <kkojima@gcc.gnu.org>
15780 PR rtl-optimization/30807
15781 * postreload.c (reload_combine): For every new use of REG_SUM,
15782 record the use of BASE.
15784 2009-07-06 Jan Hubicka <jh@suse.cz>
15786 * params.def: Revert my accidental commit at 2009-06-30.
15788 2009-07-04 Ian Lance Taylor <iant@google.com>
15791 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
15793 (mingw_format_attribute_overrides): Likewise.
15795 2009-07-04 Jakub Jelinek <jakub@redhat.com>
15798 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
15799 don't check cfa.reg. Instead of cfa.indirect use
15800 fde && fde->drap_reg != INVALID_REGNUM test.
15802 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
15804 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
15806 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
15809 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
15811 2009-07-03 Richard Guenther <rguenther@suse.de>
15813 PR tree-optimization/40640
15814 * tree-switch-conversion.c (build_arrays): Perform arithmetic
15817 2009-07-03 Jan Hubicka <jh@suse.cz>
15819 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
15820 for size, reduce amount of inlining.
15822 2009-07-03 Richard Guenther <rguenther@suse.de>
15824 PR middle-end/34163
15825 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
15826 if t +- x is known to not overflow and the conversion widens the
15828 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
15830 2009-07-03 Jan Hubicka <jh@suse.cz>
15832 * ipa-pure-const.c (analyze): Update loop optimizer init.
15833 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
15834 try_remove_empty_loop, remove_empty_loops): Remove.
15835 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
15836 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
15837 to mark regular loops as neccesary.
15838 (degenerate_phi_p): New function.
15839 (propagate_necessity, remove_dead_phis): Use it.
15840 (forward_edge_to_pdom): Likewise.
15841 (eliminate_unnecessary_stmts): Take care to remove uses of results of
15842 virtual PHI nodes that became unreachable.
15843 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
15844 * tree-flow.h (remove_empty_loops): Remove.
15845 * passes.c (init_optimization_passes): Remove.
15847 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
15849 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
15850 can_create_pseudo_p.
15851 (*fix_trunc<mode>_i387_1): Ditto.
15852 (*floathi<mode>2_1): Ditto.
15853 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
15854 (*fistdi2_1): Ditto.
15855 (*fist<mode>2_1): Ditto.
15856 (frndintxf2_floor): Ditto.
15857 (*fist<mode>2_floor_1): Ditto.
15858 (frndintxf2_ceil): Ditto.
15859 (*fist<mode>2_ceil_1): Ditto.
15860 (frndintxf2_trunc): Ditto.
15861 (frndintxf2_mask_pm): Ditto.
15862 (fxam<mode>2_i387_with_temp): Ditto.
15863 * config/i386/sse.md (mulv16qi3): Ditto.
15864 (*sse2_mulv4si3): Ditto.
15866 (sse4_2_pcmpestr): Ditto.
15867 (sse4_2_pcmpistr): Ditto.
15869 2009-07-03 Jan Hubicka <jh@suse.cz>
15871 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
15872 (mark_stmt_necessary): Set it.
15873 (mark_operand_necessary): Set it.
15874 (mark_control_dependent_edges_necessary): Set it.
15875 (mark_virtual_phi_result_for_renaming): New function.
15876 (get_live_post_dom): New function.
15877 (forward_edge_to_pdom): New function.
15878 (remove_dead_stmt): Fix handling of control dependences.
15879 (tree_dce_init): Init new bitmap.
15880 (tree_dce_done): Free it.
15882 2009-07-02 Richard Guenther <rguenther@suse.de>
15885 * tree-ssa-structalias.c (new_var_info): Initialize
15888 2009-07-02 Jan Hubicka <jh@suse.cz>
15890 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
15893 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
15895 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
15896 instead of recomputing it. Adjust calls.
15897 (emit_store_flag): Adjust recursive calls.
15899 2009-07-02 Richard Guenther <rguenther@suse.de>
15901 * tree-ssa-live.c (remove_unused_locals): Do not remove
15903 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
15904 of DECL_EXTERNAL for HEAP variables.
15905 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
15906 HEAP variables. Do not adjust RESTRICT vars.
15907 (find_what_var_points_to): Nobody cares if something
15908 points to READONLY.
15910 2009-07-02 Ben Elliston <bje@au.ibm.com>
15912 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
15913 pc_low and pc_high declarations to the top of the function.
15915 2009-07-01 DJ Delorie <dj@redhat.com>
15917 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
15918 registers as fixed.
15919 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
15920 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
15921 unspecified accesses to control registers.
15922 * config/mep/intrinsics.md: Regenerate.
15923 * config/mep/intrinsics.h: Regenerate.
15924 * config/mep/mep-intrin.h: Regenerate.
15926 2009-07-01 Anthony Green <green@moxielogic.com>
15928 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
15929 instruction when possible.
15930 (moxie_expand_prologue): Ditto. Also, save an instruction and
15931 some complexity by popping off of $r12 instead of $sp.
15932 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
15935 2009-07-01 Richard Henderson <rth@redhat.com>
15938 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
15939 contained no insns, reposition note before last insn.
15941 2009-07-01 Richard Henderson <rth@redhat.com>
15944 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
15945 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
15947 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
15950 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
15951 darwin9 for printing reg addresses with %y.
15953 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
15955 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
15956 truncation from operands in binary operations.
15958 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
15961 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
15962 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
15963 subreg of op0 to the original op0.
15965 * expmed.c (store_bit_field_1): Use a temporary as the destination
15966 instead of a paradoxical subreg when we need to truncate the result.
15968 2009-07-01 DJ Delorie <dj@redhat.com>
15970 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
15971 names to VLIW variants.
15972 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
15973 * config/mep/intrinsics.md: Regenerate.
15974 * config/mep/intrinsics.h: Regenerate.
15975 * config/mep/mep-intrin.h: Regenerate.
15977 2009-07-01 Jakub Jelinek <jakub@redhat.com>
15980 * jump.c (returnjump_p): Revert last patch.
15981 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
15983 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15986 * pa.md (casesi32p): Use jump table label to determine the offset
15988 (casesi64p): Likewise.
15990 * pa.c (forward_branch_p): Return bool type. Use instruction
15991 addresses when available. Assert that INSN has a jump label.
15992 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
15995 2009-07-01 Richard Guenther <rguenther@suse.de>
15997 PR tree-optimization/19831
15998 * tree-ssa-dce.c (propagate_necessity): Calls to functions
15999 that only act as barriers do not make any previous stores necessary.
16000 * tree-ssa-structalias.c (handle_lhs_call): Delay making
16001 HEAP variables global, do not add a constraint from nonlocal.
16002 (find_func_aliases): Handle escapes through return statements.
16003 (compute_points_to_sets): Make escaped HEAP variables global.
16005 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
16008 * expmed.c (emit_store_flag): Perform a conversion if necessary,
16009 after reducing a DImode cstore to SImode.
16011 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
16013 * expr.c (expand_expr_real_1): Reinstate fallthrough to
16014 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
16016 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
16018 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
16019 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
16021 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
16022 and umod_optab if TARGET_BSD_DIVMOD.
16023 * config/vax/lib1funcs.asm: New file.
16024 * config/vax/t-linux: New file.
16025 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
16027 2009-06-30 Jakub Jelinek <jakub@redhat.com>
16030 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
16031 to type arguments that have void type.
16034 * dwarf2out.c (gen_formal_parameter_die): Call
16035 equate_decl_number_to_die if node is different from origin.
16037 2009-06-30 Anthony Green <green@moxielogic.com>
16039 Clean up moxie port for --enable-build-with-cxx.
16040 * config/moxie/moxie.c (moxie_function_value): First two
16041 parameters are const_tree, not tree.
16042 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
16043 (REG_CLASS_NAMES): Ditto.
16044 (REGNO_REG_CLASS): Ditto.
16045 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
16046 (moxie_function_value): Fix constyness of arguments.
16048 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
16050 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
16051 finalize_size_functions before further processing.
16052 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
16053 (variable_size): Call self_referential_size on size expressions
16054 that contain a PLACEHOLDER_EXPR.
16055 (size_functions): New static variable.
16056 (copy_self_referential_tree_r): New static function.
16057 (self_referential_size): Likewise.
16058 (finalize_size_functions): New global function.
16059 * tree.c: Include tree-inline.h.
16060 (push_without_duplicates): New static function.
16061 (find_placeholder_in_expr): New global function.
16062 (substitute_in_expr) <tcc_declaration>: Return the replacement object
16064 <tcc_expression>: Likewise.
16065 <tcc_vl_exp>: If the replacement object is a constant, try to inline
16066 the call in the expression.
16067 * tree.h (finalize_size_functions): Declare.
16068 (find_placeholder_in_expr): Likewise.
16069 (FIND_PLACEHOLDER_IN_EXPR): New macro.
16070 (substitute_placeholder_in_expr): Update comment.
16071 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
16073 (copy_tree_body_r): Likewise.
16074 (copy_tree_body): New static function.
16075 (maybe_inline_call_in_expr): New global function.
16076 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
16077 (maybe_inline_call_in_expr): Declare.
16078 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
16079 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
16082 2009-06-30 Richard Guenther <rguenther@suse.de>
16084 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
16086 (propagate_necessity): Do not mark reaching defs of stores
16089 2009-06-30 Jan Hubicka <jh@suse.cz>
16091 * cfgloopanal.c (check_irred): Move into ...
16092 (mark_irreducible_loops): ... here; return true if ireducible
16094 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
16095 (analyze_function): Try to prove loop finiteness.
16096 * cfgloop.h (mark_irreducible_loops): Update prototype.
16097 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
16099 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
16101 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
16103 2009-06-30 Ira Rosen <irar@il.ibm.com>
16105 PR tree-optimization/40542
16106 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
16109 2009-06-30 Martin Jambor <mjambor@suse.cz>
16111 PR tree-optimization/40582
16112 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
16113 than useless_type_conversion_p.
16114 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
16117 2009-06-30 Martin Jambor <mjambor@suse.cz>
16119 PR middle-end/40554
16120 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
16122 2009-06-30 Richard Guenther <rguenther@suse.de>
16124 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
16125 use ao_ref references.
16126 (walk_aliased_vdefs): Likewise.
16127 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
16128 * tree-ssa-dce.c (struct ref_data): Remove.
16129 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
16130 (mark_aliased_reaching_defs_necessary): Adjust.
16131 (mark_all_reaching_defs_necessary_1): Likewise.
16133 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
16136 * expmed.c (emit_cstore): New name of emit_store_flag_1.
16137 (emit_store_flag_1): Extract from emit_store_flag, adjust
16138 calls to (what now is) emit_cstore.
16139 (emit_store_flag): Call emit_store_flag_1 and also use it
16140 for what used to be recursive calls.
16142 2009-06-30 Wei Guozhi <carrot@google.com>
16145 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
16146 if the target bb post dominates from bb.
16147 * config/i386/i386.c (memory_address_length): Check existence of base
16148 register before using it.
16150 2009-06-30 Nick Clifton <nickc@redhat.com>
16151 DJ Delorie <dj@redhat.com>
16153 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
16154 __FMOVD_ENABLED__ is defined.
16156 (TARGET_FMOVD): Provide a default definition.
16157 (MASK_FMOVD): Likewise.
16158 (TARGET_CPU_CPP_BUILTINS): Define
16159 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
16160 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
16161 two fmov instructions depending upon whether TARGET_FMOVD is
16163 (split for DF load from memory into register): Also handle
16164 MEMs which consist of REG+DISP addressing.
16165 (split for DF store from register to memory): Likewise.
16166 * config/sh/sh.opt (mfmovd): Remove this switch.
16167 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
16168 * config/sh/sh.c (sh_override_options): Do not automatically
16169 enable TARGET_MOVD for the SH2A when supporting doubles - leave
16170 that to the -mfmovd command line switch.
16172 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
16174 (fldi_ok): Always allow.
16175 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
16177 2009-06-29 DJ Delorie <dj@redhat.com>
16179 * doc/install.texi (mep-x-elf): Correct chip's full name.
16181 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
16183 * doc/extend.texi: Fix typo.
16185 2009-06-29 Tom Tromey <tromey@redhat.com>
16187 * dwarf2.h: Remove.
16188 * Makefile.in (DWARF2_H): New variable.
16189 (except.o): Use it.
16190 (dwarf2out.o): Likewise.
16191 (dwarf2asm.o): Likewise.
16192 * config/i386/t-i386: Use DWARF2_H.
16193 * except.c: Include elf/dwarf2.h.
16194 * unwind-dw2.c: Include elf/dwarf2.h.
16195 * dwarf2out.c: Include elf/dwarf2.h.
16196 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
16197 <dtprel>: New field.
16198 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
16199 (size_of_loc_descr): Likewise.
16200 (output_loc_operands_raw): Likewise.
16201 (output_loc_operands): Handle new dtprel field.
16202 (loc_checksum): Update.
16203 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
16204 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
16205 * unwind-dw2-fde.c: Include elf/dwarf2.h.
16206 * dwarf2asm.c: Include elf/dwarf2.h.
16207 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
16208 * config/mmix/mmix.c: Include elf/dwarf2.h.
16209 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
16210 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
16211 * config/sh/sh.c: Include elf/dwarf2.h.
16212 * config/i386/i386.c: Include elf/dwarf2.h.
16214 2009-06-29 DJ Delorie <dj@redhat.com>
16216 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
16218 * doc/extend.texi: Add MeP attributes and pragmas.
16219 * doc/invoke.text: Add MeP Options.
16220 * doc/contrib.texi: Add MeP contribution.
16221 * doc/md.texi: Add MeP constraints.
16222 * doc/install.texi: Add MeP target.
16224 2009-06-30 Anatoly Sokolov <aesok@post.ru>
16226 * target.h (struct gcc_target): Add frame_pointer_required field.
16227 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
16228 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
16229 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
16231 * reload1.c (update_eliminables): (Ditto.).
16232 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
16233 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
16234 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
16236 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
16238 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
16239 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
16240 (arm_frame_pointer_required): New function.
16242 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
16243 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16244 (avr_frame_pointer_required_p): Declare as static.
16245 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
16247 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
16248 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
16249 (bfin_frame_pointer_required): Make as static, change return type
16251 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
16253 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
16254 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16255 (cris_frame_pointer_required): New function.
16257 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
16259 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
16260 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16261 (fr30_frame_pointer_required): New function.
16263 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
16264 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
16265 (frv_frame_pointer_required): Make as static, change return type
16267 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
16269 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
16270 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16271 (ix86_frame_pointer_required): Make as static, change return type to
16273 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
16275 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
16276 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16278 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
16280 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
16282 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
16284 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
16285 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16286 (mips_frame_pointer_required): Make as static.
16287 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
16289 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
16290 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16291 (mmix_frame_pointer_required): Mew function.
16293 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
16294 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16296 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
16298 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
16300 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
16302 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
16303 (CAN_ELIMINATE): Redefine.
16304 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16305 (sparc_frame_pointer_required): New function.
16306 (sparc_can_eliminate): New function.
16307 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
16309 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
16310 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
16312 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
16313 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
16314 (xtensa_frame_pointer_required): Make as static, change return type
16316 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
16319 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
16321 * doc/plugins.texi: Document PLUGIN_START_UNIT.
16322 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
16323 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
16324 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
16325 (register_callback): Handle PLUGIN_START_UNIT.
16326 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
16328 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
16330 * tree.c (process_call_operands): Propagate TREE_READONLY from the
16332 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
16333 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
16335 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
16337 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
16340 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
16342 * doc/extend.texi (Additional Floating Types): __float128 is also
16343 supported on i386 targets.
16345 2009-06-29 Richard Guenther <rguenther@suse.de>
16347 PR middle-end/14187
16348 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
16350 (pt_solutions_same_restrict_base): Declare.
16351 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
16353 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
16354 (make_constraint_from, make_copy_constraint): Move earlier.
16355 (make_constraint_from_heapvar): New function.
16356 (make_constraint_from_restrict): Likewise.
16357 (handle_lhs_call): Use it.
16358 (find_func_aliases): Use it to track conversions to restrict
16359 qualified pointers.
16360 (struct fieldoff): Add only_restrict_pointers flag.
16361 (push_fields_onto_fieldstack): Initialize it.
16362 (create_variable_info_for): Track global restrict qualified pointers.
16363 (intra_create_variable_infos): Use make_constraint_from_heapvar.
16364 Track restrict qualified pointer arguments.
16365 (set_uids_in_ptset): Use varinfo is_global_var flag.
16366 (find_what_var_points_to): Set the vars_contains_restrict flag.
16367 Always create the points-to solution for sets including restrict tags.
16368 (pt_solutions_same_restrict_base): New function.
16369 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
16370 qualified pointers use pt_solutions_same_restrict_base as
16371 additional source for disambiguation.
16373 2009-06-29 Richard Guenther <rguenther@suse.de>
16375 PR middle-end/38212
16376 * alias.c (find_base_decl): Remove.
16377 (get_deref_alias_set_1): Remove restrict handling.
16378 * c-common.c (c_apply_type_quals_to_decl): Do not set
16379 DECL_POINTER_ALIAS_SET.
16380 * gimplify.c (find_single_pointer_decl_1): Remove.
16381 (find_single_pointer_decl): Likewise.
16382 (internal_get_tmp_var): Remove restrict handling.
16383 (gimple_regimplify_operands): Likewise.
16384 * omp-low.c (expand_omp_atomic_pipeline): Do not set
16385 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
16386 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
16387 * tree.c (restrict_base_for_decl): Remove.
16388 (init_ttree): Do not allocate it.
16389 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
16390 LABEL_DECL_UID for label decls.
16391 (copy_node_stat): Do not copy restrict information.
16392 (decl_restrict_base_lookup): Remove.
16393 (decl_restrict_base_insert): Likewise.
16394 (print_restrict_base_statistics): Likewise.
16395 (dump_tree_statistics): Do not call print_restrict_base_statistics.
16396 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
16397 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
16398 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
16399 (LABEL_DECL_UID): Adjust.
16400 (DECL_BASED_ON_RESTRICT_P): Remove.
16401 (DECL_GET_RESTRICT_BASE): Likewise.
16402 (SET_DECL_RESTRICT_BASE): Likewise.
16403 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
16405 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
16406 instead of DECL_POINTER_ALIAS_SET.
16407 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
16408 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
16409 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
16411 2009-06-29 Richard Guenther <rguenther@suse.de>
16413 PR tree-optimization/40579
16414 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
16415 the IL to simplify has constants that overflowed.
16417 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
16419 PR tree-optimization/40550
16420 * tree-vect-generic.c (expand_vector_operations_1): Compute in
16421 vector_compute_type only when the size of vector_compute_type is
16422 less than the size of type.
16424 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
16426 * fold-const.c (contains_label_1): Fix comments.
16427 (contains_label_p): Do not walk trees multiple time.
16429 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
16431 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
16432 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
16433 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
16434 ix86_fp_comparison_operator.
16435 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
16436 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
16437 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
16438 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
16439 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
16440 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
16441 (related splits): Change predicate to ix86_fp_comparison_operator.
16442 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
16443 instead of ix86_fp_comparison_codes.
16444 (ix86_trivial_fp_comparison_operator,
16445 ix86_fp_comparison_operator): New.
16446 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
16447 (ix86_expand_compare): Eliminate last two parameters.
16448 (ix86_fp_jump_nontrivial_p): Kill.
16449 * config/i386/i386.c (put_condition_code): Eliminate call to
16450 ix86_fp_comparison_codes and subsequent assertion.
16451 (ix86_fp_comparison_codes): Eliminate.
16452 (ix86_fp_swap_condition): New.
16453 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
16454 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
16455 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
16456 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
16457 and ix86_fp_swap_condition.
16458 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
16459 Use ix86_fp_comparison_strategy.
16460 (ix86_expand_compare): Likewise. Eliminate last two arguments.
16461 (ix86_fp_jump_nontrivial_p): Eliminate.
16462 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
16463 call to ix86_expand_compare.
16464 (ix86_split_fp_branch, ix86_expand_setcc,
16465 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
16466 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
16468 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
16470 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
16471 related to jump_clobbers.
16472 * config/arm/arm.md (conds): Remove jump_clob case.
16473 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
16474 splits): Change comparison_operator to arm_comparison_operator.
16475 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
16478 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
16480 * dojump.c (do_compare_rtx_and_jump): Try swapping the
16481 condition for floating point modes.
16482 * expmed.c (emit_store_flag_1): Move here a bigger part
16483 of emit_store_flag.
16484 (emit_store_flag): Try swapping the condition for floating point
16486 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
16488 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
16490 * expr.c (expand_expr_real_1): Just use do_store_flag.
16491 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
16492 emit_store_flag_force.
16493 * expmed.c (emit_store_flag_force): Copy here trick
16494 previously in expand_expr_real_1. Try reversing the comparison.
16495 (emit_store_flag_1): Work if target is NULL.
16496 (emit_store_flag): Work if target is NULL, using the result mode
16497 from the comparison. Use split_comparison, restructure final part
16498 to simplify conditionals.
16500 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
16502 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
16503 * dojump.c (do_jump): Change handling of floating-point
16504 ops to use just do_compare_and_jump.
16505 (split_comparison): New.
16506 (do_compare_rtx_and_jump): Add here logic coming previously
16507 in do_jump, using split_comparison.
16509 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
16512 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
16514 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
16516 * tree-ssa-alias.c: Fix unintentional commit.
16518 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
16520 * passes.c (execute_one_pass): Fix unintentional commit.
16522 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
16524 * df-problems.c (df_set_seen, df_unset_seen): Delete.
16525 (df_rd_local_compute, df_md_local_compute): Inline them.
16527 (df_md_scratch): New.
16528 (df_md_alloc, df_md_free): Allocate/free it.
16529 (df_md_local_compute): Only include live registers in init.
16530 (df_md_transfer_function): Prune the in-set computed by
16531 the confluence function, and the gen-set too.
16533 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
16535 PR rtl-optimization/26854
16536 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
16537 * df-problems.c (df_rd_add_problem): Fix comment.
16538 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
16539 df_md_simulate_artificial_defs_at_top,
16540 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
16541 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
16542 df_md_transfer_function, df_md_init, df_md_confluence_0,
16543 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
16544 problem_MD, df_md_add_problem): New.
16545 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
16546 df_md_get_bb_info): New.
16547 (DF_LAST_PROBLEM_PLUS1): Adjust.
16549 * Makefile.in (fwprop.o): Include domwalk.h.
16550 * fwprop.c: Include domwalk.h.
16551 (reg_defs, reg_defs_stack): New.
16552 (bitmap_only_bit_between): Remove.
16553 (process_defs): New.
16554 (process_uses): Use reg_defs and local_md instead of
16555 bitmap_only_bit_between and local_rd.
16556 (single_def_use_enter_block): New, from build_single_def_use_links.
16557 (single_def_use_leave_block): New.
16558 (build_single_def_use_links): Remove code moved to
16559 single_def_use_enter_block, invoke domwalk.
16560 (use_killed_between): Adjust comment.
16562 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
16564 * bitmap.h (bitmap_ior_and_into): New.
16565 * bitmap.c (bitmap_ior_and_into): New.
16567 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
16569 * domwalk.h (struct dom_walk_data): Remove all callbacks except
16570 before_dom_children_before_stmts and after_dom_children_after_stmts.
16571 Rename the two remaining callbacks to just before_dom_children and
16572 after_dom_children. Remove other GIMPLE statement walking bits.
16573 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
16574 * graphite.c: Do not include domwalk.h.
16575 * tree-into-ssa.c (interesting_blocks): New global.
16576 (struct mark_def_sites_global_data): Remove it and names_to_rename.
16577 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
16578 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
16579 now that they're not domwalk callbacks.
16580 (rewrite_initialize_block): Rename to...
16581 (rewrite_enter_block): ... this, place after called functions. Test
16582 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
16583 (rewrite_finalize_block): Rename to...
16584 (rewrite_leave_block): ... this, place after called functions.
16585 (rewrite_update_init_block): Rename to...
16586 (rewrite_update_enter_block): ... this, place after called functions.
16587 Test interesting_blocks, call rewrite_update_stmt and
16588 rewrite_update_phi_arguments.
16589 (rewrite_update_fini_block): Rename to...
16590 (rewrite_leave_block): ... this, place after called functions.
16591 (rewrite_blocks): Remove last argument, simplify initialization of
16593 (mark_def_sites_initialize_block): Rename to...
16594 (mark_def_sites_block): ... this, call mark_def_sites.
16595 (mark_def_sites_blocks): Remove argument, simplify initialization of
16597 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
16598 (update_ssa): Likewise.
16599 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
16601 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
16602 (dom_opt_initialize_block): Rename to...
16603 (dom_opt_enter_block): ... this, place after called functions. Walk
16604 statements here, inline propagate_to_outgoing_edges.
16605 (dom_opt_finalize_block): Rename to...
16606 (dom_opt_leave_block): ... this, place after called functions.
16607 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
16609 (dse_enter_block, dse_record_phi): New.
16610 (dse_record_phis): Delete.
16611 (dse_finalize_block): Rename to...
16612 (dse_leave_block): ... this.
16613 (tree_ssa_dse): Simplify initialization of walk_data.
16614 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
16615 Adjust initialization of walk_data.
16616 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
16617 * tree-ssa-loop-phiopt.c (get_non_trapping):
16618 Adjust initialization of walk_data.
16619 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
16620 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
16621 it's not a domwalk callback.
16622 (uncprop_initialize_block): Rename to...
16623 (dse_enter_block): ... this, call uncprop_into_successor_phis.
16624 (dse_finalize_block): Rename to...
16625 (dse_leave_block): ... this.
16626 (tree_ssa_uncprop): Simplify initialization of walk_data.
16627 * Makefile.in: Adjust dependencies.
16629 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
16631 * arm.md (casesi): Fix test for Thumb1.
16632 (thumb1_casesi_internal_pic): Likewise.
16633 (thumb1_casesi_dispatch): Likewise.
16635 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
16637 * config/arm/arm-cores.def: Added core cortex-m0.
16638 * config/arm/arm-tune.md: Regenerated.
16639 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
16641 2009-06-26 DJ Delorie <dj@redhat.com>
16643 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
16645 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
16646 the scheduler doesn't tag jump insns.
16648 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
16650 * c-decl.c (merge_decls): Re-indent.
16652 2009-06-26 Janis Johnson <janis187@us.ibm.com>
16655 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
16656 Special-case decimal float constants.
16658 2009-06-26 Richard Henderson <rth@redhat.com>
16660 * function.h (struct function): Add cannot_be_copied_reason,
16661 and cannot_be_copied_set.
16662 * tree-inline.c (has_label_address_in_static_1): Rename from
16663 inline_forbidden_p_2; don't set inline_forbidden_reason here.
16664 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
16665 don't set inline_forbidden_reason.
16666 (copy_forbidden): New function, split out of inline_forbidden_p.
16667 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
16668 (inline_forbidden_p): Use copy_forbidden.
16669 (tree_versionable_function_p): Likewise.
16670 (inlinable_function_p): Merge into tree_inlinable_function_p.
16671 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
16672 * ipa-cp.c (ipcp_versionable_function_p): New function.
16673 (ipcp_cloning_candidate_p): Use it.
16674 (ipcp_node_modifiable_p): Likewise.
16676 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
16678 * builtins.c (expand_builtin_alloca): Handle builtin alloca
16679 that is marked not to be inlined. Remove flag_mudflap use.
16680 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
16681 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
16683 2009-06-26 Steve Ellcey <sje@cup.hp.com>
16686 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
16687 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
16689 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
16691 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
16693 (__mingwthr_remove_key_dtor): Likewise.
16695 2009-06-26 Richard Guenther <rguenther@suse.de>
16697 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
16699 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
16701 PR middle-end/40525
16702 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
16703 try the non-cond_exec path also.
16705 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16708 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
16709 (output_cbranch): Use new functions.
16710 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
16713 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
16714 Pat Haugen <pthaugen@us.ibm.com>
16715 Revital Eres <ERES@il.ibm.com>
16717 * config/rs6000/rs6000.c (print_operand): Correct lossage message
16718 for %c error. Add %x support to print VSX registers as a unified
16719 register set, instead of separate float and altivec registers.
16720 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
16721 %y case, and add support for VSX pre-modify addresses.
16722 (output_toc): Add assert for CONST containing an integer constant
16724 (rs6000_adjust_cost): Add POWER7 support.
16725 (insn_must_be_first_in_group): Ditto.
16726 (insn_must_be_last_in_group): Ditto.
16727 (rs6000_emit_popcount): Ditto.
16728 (rs6000_vector_mode_supported_p): Ditto.
16730 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
16731 Change some of the functions called by macros to being called
16732 through a pointer, so debug functions can be inserted if
16733 -mdebug=addr or -mdebug=cost.
16734 (rs6000_preferred_reload_class_ptr): Ditto.
16735 (rs6000_secondary_reload_class_ptr): Ditto.
16736 (rs6000_secondary_memory_needed_ptr): Ditto.
16737 (rs6000_cannot_change_mode_class_ptr): Ditto.
16738 (rs6000_secondary_reload_inner): Ditto.
16739 (rs6000_legitimize_reload_address): Ditto.
16740 (rs6000_legitimize_reload_address_ptr): Ditto.
16741 (rs6000_mode_dependent_address): Ditto.
16742 (rs6000_mode_dependent_address_ptr): Ditto.
16744 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
16745 function to return true if the mode allows reg + integer
16747 (virtual_stack_registers_memory_p): New function to return true if
16748 the address refers to a virtual stack register.
16749 (rs6000_legitimate_offset_address_p): Move code to say whether a
16750 mode supports reg+int addressing to reg_offset_addressing_ok_p and
16752 (rs6000_legitimate_address_p): Add checks for modes that only can
16753 do reg+reg addressing. Start adding VSX support.
16754 (rs6000_legitimize_reload_address): Ditto.
16755 (rs6000_legitimize_address): Ditto.
16756 (rs6000_debug_legitimate_address_p): New debug functions for
16757 -mdebug=addr and -mdebug=cost.
16758 (rs6000_debug_rtx_costs): Ditto.
16759 (rs6000_debug_address_costs): Ditto.
16760 (rs6000_debug_adjust_cost): Ditto.
16761 (rs6000_debug_legitimize_address): Ditto.
16762 (rs6000_legitimize_reload_address_ptr): Point to call normal
16763 function or debug function. Make functions called via pointer
16765 (rs6000_mode_dependent_address_ptr): Ditto.
16766 (rs6000_secondary_reload_class_ptr): Ditto.
16767 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
16768 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
16769 into a friendlier error.
16770 (rs6000_init_builtins): Add initial VSX support.
16771 (rs6000_adjust_cost): Fix some spacing issues.
16773 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
16774 (REG_CLASS_NAMES): Ditto.
16775 (REG_CLASS_CONTENTS): Ditto.
16776 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
16777 pointer, to add -mdebug=addr support.
16778 (CANNOT_CHANGE_MODE_CLASS): Ditto.
16779 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
16780 -mdebug=addr support.
16781 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
16782 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
16783 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
16785 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
16787 (bswapsi*): Set attribute types for load/store. Add combiner
16788 patterns to eliminate zero extend on 64-bit.
16789 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
16790 stdbrx if the hardware supports those instructions.
16792 2009-06-25 Ian Lance Taylor <iant@google.com>
16794 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
16795 (Link Options): Document -static-libstdc++.
16797 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
16800 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
16801 DATA_ALIGNMENT instead.
16803 2009-06-25 Richard Guenther <rguenther@suse.de>
16805 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
16806 indirect references against the callused/escaped solutions.
16807 (call_may_clobber_ref_p_1): Likewise.
16809 2009-06-25 Martin Jambor <mjambor@suse.cz>
16811 PR tree-optimization/40493
16812 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
16813 (enum unscalarized_data_handling): New type.
16814 (handle_unscalarized_data_in_subtree): Return what has been done.
16815 (load_assign_lhs_subreplacements): Handle left flushes differently.
16816 (sra_modify_assign): Use unscalarized_data_handling, simplified
16817 condition determining whether to remove the statement.
16819 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
16821 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
16822 excerpt - @ should be doubled for texinfo.
16824 2009-06-24 Ian Lance Taylor <iant@google.com>
16826 * config/arc/arc.c: Include "df.h".
16827 (arc_attribute_table): Make static. Move higher in file.
16828 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
16829 (output_shift): Initialize n later to avoid warning.
16830 * config/arm/arm.c (arm_attribute_table): Make static. Move
16832 * config/avr/avr.c (avr_attribute_table): Make static. Move
16834 (reg_class_tab): Change array type from int to enum reg_class.
16835 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
16837 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
16838 (lshrhi3_out): Likewise.
16839 (class_likely_spilled_p): Change return type to bool.
16840 (avr_rtx_costs): Use local code variable with enum type.
16841 * config/avr/avr.md (movmemhi): Use add_reg_note.
16842 (andhi3, andsi3): Don't use AS2 with "and".
16843 (iorhi3, iorsi3): Don't use AS2 with "or".
16844 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
16845 * config/crx/crx.c: Include "df.h".
16846 (crx_attribute_table): Make static.
16847 * config/m32r/m32r.c: Include "df.h".
16848 (m32r_attribute_table): Make static. Move higher in file.
16849 (pop): Use add_reg_note.
16850 (block_move_call): Change 0 to LCT_NORMAL in function call.
16851 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
16852 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
16853 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
16854 declare, not just when TREE_CODE is defined.
16855 * config/m68hc11/m68hc11.c: Include "expr.h".
16856 (m68hc11_attribute_table): Make static. Move higher in file.
16857 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
16859 (m68hc11_register_indirect_p): Likewise.
16860 (m68hc11_function_arg_padding): Change return type to enum
16862 (emit_move_after_reload): Use add_reg_note.
16863 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
16864 (m68hc11_split_logical): Likewise.
16865 (m68hc11_rtx_costs): Add local code_and outer_code variables with
16867 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
16868 to VOIDmode in function call.
16869 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
16871 (m68hc11_split_logical): Update declaration.
16872 (m68hc11_function_arg_padding): Update declaration.
16873 * config/mcore/mcore.c (regno_reg_class): Change form array of int
16874 to array of enum reg_class.
16875 (mcore_attribute_table): Make static. Move higher in file.
16876 (mcore_rtx_costs): Add cast to enum type.
16877 * config/mcore/mcore.h (regno_reg_class): Update declaration.
16878 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
16879 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
16881 * config/sh/predicates.md (trapping_target_operand): Rename and to
16883 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
16885 * config/spu/spu.c (spu_attribute_table): Make static. Move
16887 * config/v850/v850.c (v850_attribute_table): Make static. Move
16889 (v850_rtx_costs): Use local code with enum type.
16890 (expand_epilogue): Add cast.
16891 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
16893 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
16896 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
16897 -m2a-single-only and -m2a-nofpu.
16898 * config/sh/sh.opt: Document m2a generates FPU code.
16900 2009-06-24 Anatoly Sokolov <aesok@post.ru>
16902 * defaults.h (CAN_ELIMINATE): Provide default.
16903 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
16904 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
16905 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
16906 * config/spu/spu.h (CAN_ELIMINATE): Delete.
16907 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
16908 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
16909 * config/cris/cris.h (CAN_ELIMINATE): Delete.
16910 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
16911 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
16912 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
16914 2009-06-24 DJ Delorie <dj@redhat.com>
16916 * mep-ext-cop.cpu: Fix copyright notice.
16917 * mep-default: Fix copyright notice.
16918 * mep-core: Fix copyright notice.
16919 * mep: Fix copyright notice.
16920 * mep-ivc2: Fix copyright notice.
16921 * mep-c5: Fix copyright notice.
16923 2009-06-24 Denis Chertykov <chertykov@gmail.com>
16925 * doc/contrib.texi (Contributors):
16927 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
16929 PR middle-end/40501
16930 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
16931 src and dst operands if necessary.
16933 2009-06-23 DJ Delorie <dj@redhat.com>
16936 * config.gcc: Add mep support.
16937 * recog.c: Resurrect validate_replace_rtx_subexp().
16938 * recog.h: Likewise.
16939 * config/mep/: Add new port:
16940 * config/mep/constraints.md: New file.
16941 * config/mep/default.h: New file.
16942 * config/mep/intrinsics.h: New file.
16943 * config/mep/intrinsics.md: New file.
16944 * config/mep/ivc2-template.h: New file.
16945 * config/mep/mep-c5.cpu: New file.
16946 * config/mep/mep-core.cpu: New file.
16947 * config/mep/mep-default.cpu: New file.
16948 * config/mep/mep-ext-cop.cpu: New file.
16949 * config/mep/mep-intrin.h: New file.
16950 * config/mep/mep-ivc2.cpu: New file.
16951 * config/mep/mep-lib1.asm: New file.
16952 * config/mep/mep-lib2.c: New file.
16953 * config/mep/mep-pragma.c: New file.
16954 * config/mep/mep-protos.h: New file.
16955 * config/mep/mep-tramp.c: New file.
16956 * config/mep/mep.c: New file.
16957 * config/mep/mep.cpu: New file.
16958 * config/mep/mep.h: New file.
16959 * config/mep/mep.md: New file.
16960 * config/mep/mep.opt: New file.
16961 * config/mep/predicates.md: New file.
16962 * config/mep/t-mep: New file.
16964 2009-06-23 Ian Lance Taylor <iant@google.com>
16966 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
16967 from loose_warn into c_loose_warn and from strict_warn into
16968 c_strict_warn. Set and substitute warn_cxxflags. Check for
16969 --enable-build-with-cxx. Set and substitute
16970 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
16971 * Makefile.in (CXXFLAGS): New variable.
16972 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
16973 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
16974 the default is the same as $(STRICT_WARN).
16975 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
16976 (CXX): New variable.
16977 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
16978 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
16979 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
16980 (HOST_LIBS): New variable.
16981 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
16982 (ALL_CXXFLAGS): New variable.
16983 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
16984 * doc/install.texi (Configuration): Document
16985 --enable-build-with-cxx, --with-stage1-ldflags,
16986 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
16987 * configure: Rebuild.
16989 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16991 * config/arm/arm.c (arm_override_options): Fix braces and formatting
16992 from previous commit.
16994 2009-06-23 Ian Lance Taylor <iant@google.com>
16996 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
16998 2009-06-23 Ian Lance Taylor <iant@google.com>
17000 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
17001 with ATTRIBUTE_UNUSED.
17003 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
17004 Pat Haugen <pthaugen@us.ibm.com>
17005 Revital Eres <eres@il.ibm.com>
17007 * config.in (HAVE_AS_POPCNTD): Add default definition.
17008 (HAVE_AS_LWSYNC): Ditto.
17010 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
17012 (gcc_cv_as_powerpc_cmpb): Ditto.
17013 (gcc_cv_as_powerpc_dfp): Ditto.
17014 (gcc_cv_as_powerpc_vsx): Ditto.
17015 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
17016 supporting the popcntd/lwsync instructions.
17017 (gcc_cv_as_powerpc_lwsync): Ditto.
17018 * configure: Regenerate.
17020 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
17021 -mcpu=native and -mcpu=power7.
17022 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
17024 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
17025 a variable instead of a mask to reduce the number of mask bits.
17026 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
17027 (-mbit-word): Ditto.
17028 (-mregnames): Ditto.
17029 * config/rs6000/rs6000.opt (-mupdate): Ditto.
17030 (-mfused-madd): Ditto.
17032 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
17034 (-mvsx): New switch for VSX instructions.
17035 (-misel): Move from a variable to a mask to allow it to be set by
17038 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
17039 function declaration to an array declaration.
17040 (rs6000_hard_regno_nregs): New external array declaration.
17042 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
17043 files included by rs6000.md.
17045 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
17046 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
17048 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
17050 (rs6000_debug_reg): New -mdebug= variables.
17051 (rs6000_debug_addr): Ditto.
17052 (rs6000_debug_cost): Ditto.
17053 (rs6000_pmode): New variable to hold Pmode.
17054 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
17055 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
17056 calculated at compiler start.
17057 (rs6000_hard_regno_nregs): Change function to an array which holds
17058 HARD_REGNO_NREGS calculated at compiler start.
17059 (rs6000_explicit_options): Delete isel field.
17060 (rs6000_vector_unit): New array to hold which vector unit
17061 supports arithmetic options for a given type.
17062 (rs6000_vector_mem): New array to hold which vector unit supports
17063 memory reference operations for a given type.
17064 (rs6000_vector_align): New array to given the alignment of each
17066 (power7_cost): New basic costs for power7.
17067 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
17068 (rs6000_hard_regno_nregs_internal): New function, moved from
17069 HARD_REGNO_NREGS, to calculate the number of registers each hard
17070 register takes for each type.
17071 (rs6000_debug_reg_print): New function for -mdebug=reg support.
17072 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
17073 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
17074 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
17075 unit information here so it is calculated once at compiler startup
17077 (rs6000_override_options): Make -misel a target mask. Add more
17078 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
17079 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
17081 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
17082 (rs6000_handle_option): Move -misel from variable to target mask.
17083 (rs6000_builtin_mask_for_load): Add VSX support.
17084 (rs6000_conditional_register_usage): Ditto.
17085 (USE_ALTIVEC_FOR_ARG_P): Ditto.
17086 (function_arg_boundary): Ditto.
17087 (rs6000_expand_builtin): Ditto.
17088 (def_builtin): Make abort message a little friendlier.
17089 (rs6000_emit_int_cmove): Add support for 64-bit isel.
17091 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
17092 assembler support the popcntd instruction instead of a vsx
17093 instruction to enable power7 support.
17094 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
17095 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
17096 option to the assembler if -mcpu=native.
17097 (ASM_CPU_NATIVE_SPEC): Ditto.
17098 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
17100 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
17101 the lwsync instruction.
17102 (enum processor_type): Add PROCESSOR_POWER7.
17103 (rs6000_debug_reg): New -mdebug= options.
17104 (rs6000_debug_addr): Ditto.
17105 (rs6000_debug_cost): Ditto.
17106 (rs6000_isel): Delete.
17107 (enum rs6000_vector): New enum to say what vector unit we have.
17108 (VECTOR_UNIT_*): New macros to say which vector unit has
17109 arithmetic operations for a given type.
17110 (VECTOR_MEM_*): New macros to say which vector unit has memory
17111 operations for a given type.
17112 (TARGET_LDBRX): Whether the machine supports the ldbrx
17114 (TARGET_ISEL): Delete, -misel moved to be a mask.
17115 (TARGET_ISEL64): New macro for 64-bit isel support.
17116 (UNITS_PER_VSX_WORD): New macro.
17117 (POINTER_SIZE): Move to be an external variable, rather than
17118 calculating whether we are generating 32 ot 64-bit code.
17120 (STACK_BOUNDARY): Add VSX support.
17121 (LOCAL_ALIGNMENT): Ditto.
17122 (SLOW_UNALIGNED_ACCESS): Ditto.
17123 (VSX_REGNO_P): New macro for VSX support.
17124 (VFLOAT_REGNO_P): Ditto.
17125 (VINT_REGNO_P): Ditto.
17126 (VLOGICAL_REGNO_P): Ditto.
17127 (VSX_VECTOR_MODE): Ditto.
17128 (VSX_SCALAR_MODE): Ditto.
17130 (VSX_MOVE_MODE): Ditto.
17131 (VSX_REG_CLASS_P): Ditto.
17132 (HARD_REGNO_NREGS): Instead of calling a function, use an array
17134 (UNITS_PER_SIMD_WORD): Add VSX support.
17135 (MODES_TIEABLE_P): Ditto.
17136 (STARTING_FRAME_OFFSET): Ditto.
17137 (STACK_DYNAMIC_OFFSET): Ditto.
17138 (EPILOGUE_USES): Ditto.
17139 (REGNO_REG_CLASS): Move to array lookup.
17140 (CLASS_MAX_NREGS): Ditto.
17141 (rs6000_vector_reg_class): Add declaration.
17142 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
17143 overlap with the floating point and Altivec registers.
17145 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
17147 * config/rs6000/driver-rs6000.c (asm_names): New static array to
17148 give the appropriate asm switches if -mcpu=native.
17149 (host_detect_local_cpu): Add support for "asm".
17150 (host_detect_local_cpu): Follow GNU code guidelines for name.
17152 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
17153 -mbit-word to a variable instead of being a target mask.
17155 * config/rs6000/sync.md (lwsync): If the assembler supports it,
17156 emit the lwsync instruction instead of emitting the instruction as
17157 an integer constant.
17159 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
17160 fixuns_trundfsi2, move expander into rs6000.md.
17162 * config/rs6000/rs6000.md (cpu): Add power7.
17163 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
17164 (logical predicate patterns): Change the single instruction
17165 primitives that set CR0 to be fast_compare instead of compare.
17167 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
17168 (popcntddi2): Ditto.
17169 (popcount<mode>): Ditto.
17170 (floating multiply/add insns): Name the floating point
17171 multiply/add insns.
17172 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
17173 (isel_unsigned_<mode>): Ditto.
17174 (fixuns_trundfsi2): Move expander here from spe.md.
17175 (smindi3): Define if we have -misel on 64-bit systems.
17180 2009-06-23 Anatoly Sokolov <aesok@post.ru>
17182 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
17184 * config/avr/avr.c (avr_current_device): New variable.
17185 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
17186 (avr_arch, mcu_type_s): Move to avr.h.
17187 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
17188 default_data_section_start fields.
17189 (avr_arch): Moved from avr.c.
17190 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
17191 library_name fields.
17192 (avr_current_device, avr_mcu_types, avr_arch_types,
17193 avr_device_to_arch, avr_device_to_data_start,
17194 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
17195 (EXTRA_SPEC_FUNCTIONS): Define.
17196 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
17197 options mapping. Use device_to_arch and device_to_data_start insted.
17198 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
17199 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
17200 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
17201 * config/avr/driver-avr.c: New file.
17202 * config/avr/avr-devices.c: New file.
17204 2009-06-23 Jakub Jelinek <jakub@redhat.com>
17206 * var-tracking.c (unshare_variable): Force initialized to
17207 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
17208 (set_variable_part): Likewise.
17209 (struct variable_union_info): Remove pos_src field.
17210 (vui_vec, vui_allocated): New variables.
17211 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
17212 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
17213 == 1 use a simpler sorting algorithm. Compute pos field right
17214 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
17215 Avoid quadratic comparison if !flag_var_tracking_uninit.
17216 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
17217 unshare_variable unconditionally.
17218 (dataflow_set_different_2): Removed.
17219 (dataflow_set_different): Don't traverse second hash table.
17220 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
17221 unconditionally to var_reg_set or var_mem_set.
17222 (emit_notes_in_bb): Likewise.
17223 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
17225 (emit_note_insn_var_location): Don't set initialized to
17226 VAR_INIT_STATUS_INITIALIZED early.
17227 (vt_finalize): Free vui_vec if needed, clear vui_vec and
17229 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
17231 * tree-object-size.c (addr_object_size): Instead of checking
17232 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
17233 are no FIELD_DECLs following it.
17235 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
17237 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
17238 order to match bswaps with signed source operands.
17240 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17242 * sdbout.c (sdbout_one_type): Fix braces in switch.
17244 2009-06-23 Richard Guenther <rguenther@suse.de>
17246 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
17248 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
17249 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
17250 var_callused, callused_tree, var_storedanything, storedanything_tree,
17251 var_integer, integer_tree): Remove global variables.
17252 (new_var_info): Do not pass new id, append the new var to the
17253 global variable vector.
17254 (do_ds_constraint): Use is_global_var member of the variable-info.
17255 (new_scalar_tmp_constraint_exp): Adjust.
17256 (create_function_info_for): Likewise.
17257 (create_variable_info_for): Likewise.
17258 (find_what_var_points_to): Remove dead code.
17259 (init_base_vars): Simplify.
17260 (compute_points_to_sets): Adjust.
17262 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
17264 * combine.c (try_combine): Dump information about the insns we're
17267 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
17269 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
17270 check when calling force_to_mode on TRUNCATE's operand.
17272 2009-06-22 Ian Lance Taylor <iant@google.com>
17274 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
17276 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
17278 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
17280 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17282 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
17283 override library linkage flags such as -static-libgcc or
17286 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
17288 * config/m68k/m68k-devices.def: Add line for MCF5221x.
17290 2009-06-22 Ian Lance Taylor <iant@google.com>
17292 * config/linux.opt: Put mglibc ahead of muclibc.
17294 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
17295 for duplicate decls.
17297 2009-06-22 Matthias Klose <doko@ubuntu.com>
17299 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
17301 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
17304 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
17305 instead of NULL if a parser error occurs.
17307 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17309 * dwarf2out.c (dwarf2_debug_hooks): Initialize
17310 non-DWARF2_DEBUGGING_INFO version.
17312 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
17314 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
17315 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
17317 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
17318 (LIBGCC2_TF_CEXT): Define.
17321 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17324 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
17326 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17328 * config/arm/arm.c (arm_override_options): Disable
17329 -mcaller-super-interworking and -mcallee-super-interworking.
17330 * doc/invoke.texi (ARM Options): Document this.
17332 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
17334 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
17335 * config/arm/constraints.md (j): New constraint for movw operands.
17336 (N): Remove thumb2 meaning.
17337 * config/arm/arm.md (*arm_movw): Delete.
17338 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
17339 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
17340 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
17342 2009-06-22 Martin Jambor <mjambor@suse.cz>
17344 PR tree-optimization/40492
17345 * tree-sra.c (sra_modify_assign): Pass zero offsets to
17346 build_ref_for_offset.
17348 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
17350 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
17351 JUMP_TABLE_DATA_P predicates where applicable.
17352 * auto-inc-dec.c: Ditto.
17353 * builtins.c: Ditto.
17354 * caller-save.c: Ditto.
17356 * cfgcleanup.c: Ditto.
17357 * cfglayout.c: Ditto.
17359 * combine.c: Ditto.
17360 * combine-stack-adj.c: Ditto.
17364 * df-scan.c: Ditto.
17366 * dwarf2asm.c: Ditto.
17367 * dwarf2out.c: Ditto.
17368 * emit-rtl.c: Ditto.
17374 * function.c: Ditto.
17377 * genpreds.c: Ditto.
17378 * genrecog.c: Ditto.
17380 * ira-costs.c: Ditto.
17381 * ira-lives.c: Ditto.
17383 * loop-iv.c: Ditto.
17384 * lower-subreg.c: Ditto.
17385 * modulo-sched.c: Ditto.
17387 * postreload.c: Ditto.
17388 * print-rtl.c: Ditto.
17390 * reginfo.c: Ditto.
17391 * regmove.c: Ditto.
17392 * reload1.c: Ditto.
17395 * rtlanal.c: Ditto.
17397 * sched-vis.c: Ditto.
17399 * sel-sched-ir.c: Ditto.
17400 * simplify-rtx.c: Ditto.
17401 * targhooks.c: Ditto.
17402 * var-tracking.c: Ditto.
17403 * vmsdbgout.c: Ditto.
17405 2009-06-22 Matthias Klose <doko@ubuntu.com>
17407 * Makefile.in (install-plugin): Always use DESTDIR.
17409 2009-06-22 Olivier Hainque <hainque@adacore.com>
17411 * config/pa/pa.c (output_call): Don't optimize post call jumps
17412 into return address adjustments if the call may throw.
17414 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
17416 * arm.c (thumb1_output_casesi): New function.
17417 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
17418 optimizing for size or PIC.
17419 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
17420 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
17421 (casesi): Handle Thumb-1 when optimizing for size or PIC.
17422 (thumb1_casesi_internal_pic): New expand rule.
17423 (thumb1_casesi_dispatch): New pattern.
17424 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
17426 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
17427 in the text seciton when PIC or optimizing for size.
17428 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
17429 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
17430 preservation properties of code.
17431 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
17432 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
17433 (__gnu_thumb1_case_si): New function.
17434 * t-arm (LIB1ASMSRC): Define here.
17435 (LIB1ASMFUNCS): Add some common functions.
17436 * t-arm-elf (LIB1ASMSRC): Delete.
17437 (LIB1ASMFUNCS): Append to existing set.
17438 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
17439 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
17440 * t-symbian (LIB1ASMFUNCS): Likewise.
17441 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
17442 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
17444 2009-06-21 Richard Guenther <rguenther@suse.de>
17446 PR tree-optimization/38729
17447 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
17448 to loops with a single exit if -fno-expensive-optimizations.
17450 2009-06-21 Jakub Jelinek <jakub@redhat.com>
17452 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
17453 (dataflow_set): Change vars type from htab_t to shared_hash.
17454 (shared_hash_pool, empty_shared_hash): New variables.
17455 (vars_clear): Removed.
17456 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
17457 shared_hash_find_slot_unshare, shared_hash_find_slot,
17458 shared_hash_find_slot_noinsert, shared_hash_find): New
17460 (shared_hash_unshare, shared_hash_destroy): New functions.
17461 (unshare_variable): Unshare set->vars if shared, use
17463 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
17464 (get_init_value, find_src_set_src, dump_dataflow_set,
17465 clobber_variable_part, emit_notes_for_differences): Use
17467 (dataflow_set_init): Remove second argument, set vars to
17468 empty_shared_hash instead of creating a new htab.
17469 (dataflow_set_clear): Call shared_hash_destroy and set vars
17470 to empty_shared_hash instead of calling vars_clear.
17471 (dataflow_set_copy): Don't call vars_copy, instead just share
17472 the src htab with dst.
17473 (variable_union): Use shared_hash_*, use initially NO_INSERT
17474 lookup if set->vars is shared. Don't keep slot cleared before
17475 calling unshare_variable. Unshare set->vars if needed.
17476 Even ->refcount == 1 vars must be unshared if set->vars is shared
17477 and var needs to be modified.
17478 (variable_canonicalize): New function.
17479 (dataflow_set_union): If dst->vars is empty, just share src->vars
17480 with dst->vars and traverse with variable_canonicalize to canonicalize
17481 and unshare what is needed.
17482 (dataflow_set_different): If old_set and new_set use the same shared
17483 htab, they aren't different. If number of htab elements is different,
17484 htabs are different. Use shared_hash_*.
17485 (dataflow_set_destroy): Call shared_hash_destroy instead of
17487 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
17488 second argument to dataflow_set_init.
17489 (vt_initialize): Likewise. Initialize shared_hash_pool and
17490 empty_shared_hash, move bb in/out initialization afterwards.
17491 Use variable_htab_free instead of NULL as changed_variables del hook.
17492 (variable_was_changed): Change type of second argument to pointer to
17493 dataflow_set. When inserting var into changed_variables, bump
17494 refcount. Unshare set->vars if set is shared htab and slot needs to
17496 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
17497 lookup if set->vars is shared. Unshare set->vars if needed.
17498 Even ->refcount == 1 vars must be unshared if set->vars is shared
17499 and var needs to be modified. Adjust variable_was_changed caller.
17500 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
17501 vars must be unshared if set->vars is shared and var needs to be
17502 modified. Adjust variable_was_changed caller.
17503 (emit_note_insn_var_location): Don't pool_free var.
17504 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
17506 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
17507 free_alloc_pool on shared_hash_pool.
17509 2009-06-20 Anthony Green <green@moxielogic.com>
17511 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
17512 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
17514 2009-06-20 Richard Guenther <rguenther@suse.de>
17516 * tree-ssa-structalias.c (find_func_aliases): For memset use
17517 a constraint from NULL if we memset to zero.
17518 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
17519 we explicitly handle that do not read from memory.
17520 (call_may_clobber_ref_p_1): Properly handle builtins that may
17523 2009-06-20 Richard Guenther <rguenther@suse.de>
17525 PR tree-optimization/40495
17526 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
17527 (new_scalar_tmp_constraint_exp): New function.
17528 (process_constraint): Do not create temporary decls.
17529 (process_all_all_constraints): Likewise.
17530 (handle_const_call): Likewise.
17531 (create_function_info_for): Do not set decl.
17533 2009-06-19 Ian Lance Taylor <iant@google.com>
17535 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
17536 (rs6000_attribute_table): Make static; move before use.
17538 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
17540 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
17541 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
17542 Propagate the TREE_READONLY flag without overwriting it.
17543 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
17544 Propagate the TREE_READONLY flag onto the result.
17545 (process_call_operands): Move around. Use correct constant value.
17547 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17550 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
17551 * config/arm/arm.md: Likewise.
17553 2009-06-19 Ian Lance Taylor <iant@google.com>
17555 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
17556 to GIMPLE_ERROR_MARK.
17558 * c-typeck.c (build_conditional_expr): Add op1_original_type and
17559 op2_original_type parameters. Warn about using different enum types.
17560 * c-parser.c (c_parser_conditional_expression): Pass original
17561 types to build_conditional_expr.
17562 * c-tree.h (build_conditional_expr): Update declaration.
17564 2009-06-19 Ian Lance Taylor <iant@google.com>
17566 * config/i386/i386.c (ix86_function_specific_save): Test that
17567 fields match values, rather than testing the values are in a
17570 2009-06-19 Richard Guenther <rguenther@suse.de>
17572 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
17573 ADDR_EXPR pointers.
17574 (ptr_derefs_may_alias_p): Likewise.
17575 (ptr_deref_may_alias_ref_p_1): New function.
17576 (ptr_deref_may_alias_ref_p): Likewise.
17577 (ref_maybe_used_by_call_p_1): Handle builtins that are not
17578 covered by looking at the ESCAPED solution.
17579 (call_may_clobber_ref_p_1): Likewise.
17580 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
17581 Handle NULL_TREE offset. Do not produce redundant constraints.
17582 (process_all_all_constraints): New helper function.
17583 (do_structure_copy): Use it.
17584 (handle_lhs_call): Likewise.
17585 (find_func_aliases): Handle some builtins with pointer arguments
17586 and/or return values explicitly.
17588 2009-06-19 Ian Lance Taylor <iant@google.com>
17590 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
17592 2009-06-19 Ian Lance Taylor <iant@google.com>
17594 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
17596 2009-06-19 Ian Lance Taylor <iant@google.com>
17598 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
17599 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
17602 * c-decl.c (finish_decl): If -Wc++-compat, warn about
17603 uninitialized const.
17605 2009-06-19 Ian Lance Taylor <iant@google.com>
17607 * dse.c (struct store_info): Rename bitmap field to bmap. Change
17610 * c-decl.c (in_struct, struct_types): Remove.
17611 (struct c_binding): Add in_struct field.
17612 (c_binding_ptr): Define type, along with VEC.
17613 (struct c_struct_parse_info): Define.
17614 (struct_parse_info): New static variable.
17615 (bind): Initialize in_struct field.
17616 (start_struct): Remove enclosing_in_struct and
17617 enclosing_struct_types parameters. Add
17618 enclosing_struct_parse_info parameter. Change all callers. Set
17619 struct_parse_info rather than in_struct and struct_types.
17620 (grokfield): If -Wc++-compat and there is a symbol binding for the
17621 field name, set the in_struct flag and push it on the
17622 struct_parse_info->fields vector.
17623 (warn_cxx_compat_finish_struct): New static function.
17624 (finish_struct): Remove enclosing_in_struct and
17625 enclosing_struct_types parameters. Add
17626 enclosing_struct_parse_info parameter. Change all callers. Don't
17627 set C_TYPE_DEFINED_IN_STRUCT here. Call
17628 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
17629 parameter. Only push on struct_types if warn_cxx_compat.
17630 (finish_enum): Only push on struct_types if warn_cxx_compat.
17631 (declspecs_add_type): Add loc parameter. Change all callers.
17632 Change all error calls to error_at. Pass loc, not input_location,
17633 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
17634 defined in a struct. If -Wc++-compat and parsing a struct, record
17635 that a typedef name was used.
17636 * c-parser.c (c_parser_declspecs): Get location to pass to
17637 declspecs_add_type.
17638 (c_parser_struct_or_union_specifier): Update calls to start_struct
17640 * c-tree.h (struct c_struct_parse_info): Declare.
17641 (finish_struct, start_struct): Update declarations.
17642 (declspecs_add_type): Update declaration.
17644 2009-06-19 Ian Lance Taylor <iant@google.com>
17646 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
17647 variable with an anonymous type.
17649 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
17651 * see.c: Remove for real.
17653 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
17655 * optabs.h (enum optab_index): Add new OTI_significand.
17656 (significand_optab): Define corresponding macro.
17657 * optabs.c (init_optabs): Initialize significand_optab.
17658 * genopinit.c (optabs): Implement significand_optab using
17659 significand?f2 patterns.
17660 * builtins.c (expand_builtin_mathfn): Handle
17661 BUILT_IN_SIGNIFICAND{,F,L}.
17662 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
17663 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
17665 * config/i386/i386.md (significandxf2, significand<mode>2): New
17666 expanders to implement significandf, significand and significandl
17667 built-ins as inline x87 intrinsics.
17669 2009-06-18 Anatoly Sokolov <aesok@post.ru>
17671 * config/avr/avr.c (avr_override_options): Remove setting value of
17672 PARAM_INLINE_CALL_COST.
17674 2009-06-18 Richard Henderson <rth@redhat.com>
17677 * tree-pass.h (TDF_ASMNAME): New.
17678 * tree-dump.c (dump_options): Add asmname.
17679 * doc/invoke.texi: Document it.
17681 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
17682 (dump_decl_name): ...here.
17683 (dump_function_name): New flags arg; mind TDF_ASMNAME.
17684 (dump_generic_node): Update dump_function_name calls.
17685 (print_call_name): New flags arg; update all dump calls.
17686 * diagnostic.h (print_call_name): Update.
17687 * gimple-pretty-print.c (dump_gimple_call): Update.
17689 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
17692 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
17694 2009-06-18 Diego Novillo <dnovillo@google.com>
17696 * doc/plugins.texi: Document plugin_is_GPL_compatible.
17697 * plugin.c (str_license): Declare.
17698 (try_init_one_plugin): Assert that the symbol
17699 'plugin_is_GPL_compatible' exists.
17701 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
17704 * Makefile.in (OBJS-common): Remove see.o.
17706 * common.opt (fsee): Mark as preserved for backward compatibility.
17707 * opts.c (common_handle_option): Add OPT_fsee to the backward
17708 compatibility section.
17709 * passes.c (init_optimization_passes, pass_see): Remove pass.
17710 * timevar.def (TV_SEE): Remove.
17711 * tree-pass.h (pass_see): Remove declaration.
17712 * doc/invoke.texi (-fsee): Remove documentation.
17714 2009-06-18 Martin Jambor <mjambor@suse.cz>
17716 * tree-sra.c: Include statistics.h
17717 (sra_stats): New variable.
17718 (sra_initialize): Clear sra_stats.
17719 (create_access_replacement): Increment sra_stats.replacements.
17720 (get_access_replacement): Do not return twice.
17721 (analyze_all_variable_accesses): Increment statistics counter by the
17722 number of scalarized aggregates.
17723 (generate_subtree_copies): Increment sra_stats.subtree_copies.
17724 (sra_modify_expr): Increment sra_stats.exprs.
17725 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
17726 (sra_modify_assign): Increment sra_stats.exprs,
17727 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
17728 (perform_intra_sra): Update statistics counters.
17729 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
17731 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
17733 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
17734 (arm_scalar_mode_supported_p): New function.
17736 2009-06-18 Paul Brook <paul@codesourcery.com>
17737 Sandra Loosemore <sandra@codesourcery.com>
17739 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
17740 (__extendhfsf2, __truncsfhf2): Define.
17741 * config/arm/fp16.c: New file.
17742 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
17743 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
17745 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
17747 * doc/extend.texi (Half-Precision): New section.
17748 * doc/invoke.texi (Option Summary): List -mfp16-format.
17749 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
17750 * config/arm/arm.opt (mfp16-format=): New.
17751 * config/arm/arm.c: Include intl.h.
17752 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
17753 (TARGET_INVALID_RETURN_TYPE): Redefine.
17754 (TARGET_PROMOTED_TYPE): Redefine.
17755 (TARGET_CONVERT_TO_TYPE): Redefine.
17756 (arm_fp16_format): Define.
17757 (all_fpus): Add entry for neon-fp16.
17758 (fp_model_for_fpu): Likewise.
17759 (struct fp16_format): Declare.
17760 (all_fp16_formats): Define.
17761 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
17763 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
17765 (arm_legitimate_index_p): Treat HFmode like HImode.
17766 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
17767 (coproc_secondary_reload_class): Special-case HFmode.
17768 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
17769 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
17770 (arm_init_fp16_builtins): New.
17771 (arm_init_builtins): Call it.
17772 (arm_invalid_parameter_type): New.
17773 (arm_invalid_return_type): New.
17774 (arm_promoted_type): New.
17775 (arm_convert_to_type).
17776 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
17778 (arm_emit_fp16_const): New function.
17779 (arm_mangle_type): Mangle __fp16 as "Dh".
17780 * config/arm/arm.h (TARGET_VFPD32): Make it know about
17782 (TARGET_NEON_FP16): New.
17783 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
17784 (enum fputype): Add FPUTYPE_NEON_FP16.
17785 (enum arm_fp16_format_type): Declare.
17786 (arm_fp16_format): Declare.
17787 (LARGEST_EXPONENT_IS_NORMAL): Define.
17788 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
17789 * config/arm/arm-modes.def (HFmode): Define.
17790 * config/arm/vfp.md (*movhf_vfp): New.
17791 (extendhfsf2): New.
17793 * config/arm/arm.md (fpu): Add neon_fp16.
17794 (floatsihf2, floatdihf2): New.
17795 (fix_trunchfsi2, fix_trunchfdi2): New.
17797 (extendhfdf2): New.
17799 (*arm32_movhf): New.
17800 (*thumb1_movhf): New.
17801 (consttable_2): Add check for HFmode constants.
17802 (consttable_4): Handle HFmode constants.
17804 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
17806 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
17808 2009-06-17 Olivier Hainque <hainque@adacore.com>
17810 * collect2.c (main): Use CONST_CAST2 to perform char ** to
17811 const char ** conversion in AIX specific section.
17813 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
17815 * config/i386/i386.c (ix86_special_builtin_type): Remove
17816 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
17817 (bdesc_special_args): Updated.
17818 (ix86_init_mmx_sse_builtins): Likewise.
17819 (ix86_expand_special_args_builtin): Likewise.
17821 2009-06-17 Richard Henderson <rth@redhat.com>
17823 * tree-pretty-print.c (maybe_dump_asm_name): New.
17824 (dump_decl_name): Use it.
17825 (PRINT_FUNCTION_NAME): Merge into...
17826 (dump_function_name): ... here. Use maybe_dump_asm_name.
17828 2009-06-17 Cary Coutant <ccoutant@google.com>
17830 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
17832 * debug.c (struct gcc_debug_hooks): Change placeholder for
17834 (debug_nothing_int_charstar_int): Replaced by...
17835 (debug_nothing_int_charstar_int_bool): ...this.
17836 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
17837 source_line prototype.
17838 (debug_nothing_int_charstar_int): Replaced by...
17839 (debug_nothing_int_charstar_int_bool): ...this.
17840 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
17841 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
17842 Output is_stmt operand when necessary.
17843 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
17844 (notice_source_line): Add is_stmt parameter.
17845 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
17846 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
17848 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
17849 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
17851 2009-06-17 Ian Lance Taylor <iant@google.com>
17853 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
17855 (struct store_by_pieces_d): Rename from store_by_pieces. Change
17858 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
17860 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
17861 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
17862 tree_strip_sign_nop_conversions and
17863 tree_ssa_strip_useless_type_conversions rather than stripping
17864 the operations here.
17865 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
17867 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
17868 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
17869 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
17870 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
17873 2009-06-17 Michael Eager <eager@eagercon.com>
17875 * config/rs6000/constraints.md (register_constraint "d"): New.
17876 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
17877 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
17878 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
17879 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
17880 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
17881 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
17882 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
17883 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
17884 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
17885 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
17887 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
17888 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
17889 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
17890 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
17891 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
17892 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
17893 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
17894 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
17895 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
17896 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
17897 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
17898 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
17899 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
17900 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
17902 2009-06-16 Ian Lance Taylor <iant@google.com>
17904 * profile.c (total_num_never_executed): Don't define.
17905 (compute_branch_probabilities): Don't count or print
17906 num_never_executed.
17907 (init_branch_prob): Don't set total_num_never_executed.
17908 (end_branch_prob): Don't print total_num_never_executed.
17910 2009-06-17 David Daney <ddaney@caviumnetworks.com>
17912 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
17914 2009-06-17 David Edelsohn <edelsohn@gnu.org>
17916 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
17917 (nabstd2_fpr): Same.
17919 2009-06-17 Steve Ellcey <sje@cup.hp.com>
17921 * expr.c (expand_assignment): Change complex type check.
17923 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
17925 * doc/plugins.texi (Building GCC plugins): Added new section.
17927 2009-06-17 Ian Lance Taylor <iant@google.com>
17929 * c-pch.c (get_ident): Don't set size of templ array.
17930 (pch_init): Don't set size of partial_pch array.
17932 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
17933 string constant to intialize an array whose size is the length of
17936 2009-06-17 Richard Guenther <rguenther@suse.de>
17938 PR tree-optimization/40389
17939 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
17940 to addressable types.
17941 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
17943 2009-06-17 Richard Guenther <rguenther@suse.de>
17945 PR middle-end/40460
17946 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
17947 if there is no evolution of left in the loop bail out.
17948 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
17949 chrec_fold_multiply.
17951 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
17952 Janis Johnson <janis187@us.ibm.com>
17955 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
17956 for the symbol ref of a constant that is the source of a move
17957 - nor for any other not-obvious-label-ref constants.
17959 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
17961 * plugin.c (position_pass): Skip newly inserted pass during list
17962 traversal to avoid repeated insertion.
17964 2009-06-16 Ian Lance Taylor <iant@google.com>
17966 * vec.h (VEC_stack_alloc): Define different version if
17967 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
17968 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
17969 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
17970 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
17972 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
17974 * config.gcc (extra_headers): Add ia32intrin.h for x86.
17976 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
17977 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
17978 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
17979 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
17980 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
17981 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
17982 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
17983 (bdesc_special_args): Add __builtin_ia32_rdtsc and
17984 __builtin_ia32_rdtscp.
17985 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
17986 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
17987 and __builtin_ia32_rorhi.
17988 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
17989 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
17990 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
17991 (ix86_expand_args_builtin): Likewise.
17992 (ix86_expand_special_args_builtin): Likewise.
17994 * config/i386/i386.md (UNSPECV_RDTSCP): New.
17995 (UNSPECV_RDTSC): Likewise.
17996 (UNSPECV_RDPMC): Likewise.
17997 (*bsr): Renamed to ...
17999 (*bsr_rex64): Renamed to ...
18002 (*rdpmc): Likewise.
18003 (*rdpmc_rex64): Likewise.
18005 (*rdtsc): Likewise.
18006 (*rdtsc_rex64): Likewise.
18007 (rdtscp): Likewise.
18008 (*rdtscp): Likewise.
18009 (*rdtscp_rex64): Likewise.
18011 * config/i386/ia32intrin.h: New.
18013 * config/i386/x86intrin.h: Include <ia32intrin.h>.
18015 2009-06-16 Ian Lance Taylor <iant@google.com>
18017 * ira-build.c (copy_info_to_removed_store_destinations):
18018 Initialize parent_a.
18020 2009-06-16 Ian Lance Taylor <iant@google.com>
18022 * c-decl.c (grokdeclarator): Change size_varies to bool.
18024 2009-06-16 Ian Lance Taylor <iant@google.com>
18026 * sel-sched.c: Make forward declarations of move_op_hooks and
18027 fur_hooks explicitly extern.
18029 2009-06-16 Ian Lance Taylor <iant@google.com>
18031 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
18032 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
18034 2009-06-16 Ian Lance Taylor <iant@google.com>
18036 * resource.c (mark_referenced_resources): Change
18037 include_delayed_effects parameter to bool. Change all callers.
18038 (mark_end_of_function_resources): Likewise.
18039 * reorg.c (insn_references_resource_p): Likewise.
18040 (insn_sets_resource_p): Likewise.
18041 * resource.h (mark_referenced_resources): Update declaration.
18042 (mark_end_of_function_resources): Update declaration.
18044 2009-06-16 David Edelsohn <edelsohn@gnu.org>
18046 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
18048 2009-06-16 David Edelsohn <edelsohn@gnu.org>
18050 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
18051 GCC can bootstrap on AIX with GNU Binutils 2.20.
18053 2009-06-16 Ian Lance Taylor <iant@google.com>
18055 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
18057 2009-06-16 Ian Lance Taylor <iant@google.com>
18059 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
18060 inline, not extern inline.
18061 (exact_log2): Likewise.
18062 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
18064 (exact_log2): Likewise, but don't test CTZ_HWI.
18066 2009-06-16 Ian Lance Taylor <iant@google.com>
18068 * bitmap.c (bitmap_clear): Don't declare as inline.
18069 * gimple.c (gimplify_assign): Likewise.
18070 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
18071 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
18072 (sched_scan_info): Remove duplicate definition.
18074 2009-06-16 Ian Lance Taylor <iant@google.com>
18076 * c-common.c (skip_evaluation): Don't define.
18077 (c_inhibit_evaluation_warnings): Define global variable.
18078 (overflow_warning): Check c_inhibit_evaluation_warnings rather
18079 than skip_evaluation.
18080 (convert_and_check, warn_for_div_by_zero): Likewise.
18081 * c-common.h (skip_evaluation): Don't declare.
18082 (c_inhibit_evaluation_warnings): Declare.
18083 * c-parser.c (c_parser_typeof_specifier): Set
18084 c_inhibit_evaluation_warnings rather than skip_evaluation.
18085 (c_parser_conditional_expression): Likewise.
18086 (c_parser_binary_expression): Likewise.
18087 (c_parser_sizeof_expression): Likewise.
18088 (c_parser_alignof_expression): Likewise.
18089 * c-typeck.c (build_indirect_ref): Check
18090 c_inhibit_evaluation_warnings rather than skip_evaluation.
18091 (build_conditional_expr, build_binary_op): Likewise.
18093 2009-06-16 Richard Guenther <rguenther@suse.de>
18095 * tree-ssa-alias.c (is_escape_site): Remove.
18096 * tree-ssa-alias.h (enum escape_type): Remove.
18097 (is_escape_site): Likewise.
18098 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
18099 via casts and asms without deferring to is_escape_site.
18101 2009-06-16 Jakub Jelinek <jakub@redhat.com>
18103 PR middle-end/40446
18104 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
18105 use gen_lowpart if op0 has complex mode.
18107 2009-06-16 Richard Guenther <rguenther@suse.de>
18109 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
18110 variables add them to ESCAPED.
18111 (find_func_aliases): Do not make all indirectly stored values escaped.
18113 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
18115 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
18116 make_decl_one_only.
18118 2009-06-16 Martin Jambor <mjambor@suse.cz>
18120 PR tree-optimization/40432
18121 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
18122 check whether we need to force gimple register operand.
18124 2009-06-16 Martin Jambor <mjambor@suse.cz>
18126 PR tree-optimization/40413
18127 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
18128 build_ref_for_offset.
18129 (propagate_subacesses_accross_link): Fix a typo in a comment.
18131 2009-06-16 Ira Rosen <irar@il.ibm.com>
18133 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
18134 with additional parameter.
18135 * tree-vectorizer.h (enum vect_def_type): Add new value
18137 (enum vect_relevant): Add comments.
18138 (vect_is_simple_reduction): Add new argument.
18139 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
18140 Detect nested cycles.
18141 (vect_is_simple_reduction): Update documentation, add an argument to
18142 distinguish inner-loop reduction from nested cycle, detect nested
18143 cycles, fix printings and indentation, don't swap operands in case
18145 (get_initial_def_for_reduction): Handle subtraction.
18146 (vect_create_epilog_for_reduction): Add new argument to specify
18147 reduction variable.
18148 (vect_finalize_reduction): Handle subtraction, fix comments.
18149 (vectorizable_reduction): Handle nested cycles. In case of nested
18150 cycle keep track of the reduction variable position. Call
18151 vect_is_simple_reduction with additional parameter. Use original
18152 statement code in reduction epilogue for nested cycle. Call
18153 vect_create_epilog_for_reduction with additional parameter.
18154 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
18155 inner-loop vectorization.
18156 (vect_recog_widen_sum_pattern): Likewise.
18157 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
18159 (vect_mark_stmts_to_be_vectorized): Likewise.
18160 (vect_get_vec_def_for_operand): Handle nested cycles.
18162 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18164 * doc/invoke.texi (Debugging Options): Fix option index entries
18165 for -fdump-statistics, -frandom-seed add entries for
18166 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
18167 (FRV Options): Fix entries for -mTLS, -mtls.
18168 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
18169 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
18170 (M68hc1x Options): Fix @itemx for -mnominmax.
18171 (MCore Options): Fix entry for -mno-lsim.
18172 (MMIX Options): Fix entry for -mabi=mmixware.
18173 (PDP-11 Options): Fix entry for -mbcopy-builtin.
18175 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
18177 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
18178 Mention the plugin mode of gengtype.
18179 * doc/gty.texi (Source Files Containing Type Information): Likewise.
18180 * gengtype.c: Updated copyright.
18181 (plugin_files, nb_plugin_files) Added new static variables.
18182 (measure_input_list) Care about plugin_files.
18183 (write_rtx_next): Added early return in plugin mode.
18184 (create_file): Updated copyright year in generated file. Added
18186 (oprintf): Added early return if NULL outf.
18187 (get_output_file_with_visibility): Care of plugin_files.
18188 (get_output_file_name): May return null.
18189 (write_local): Added early return.
18190 (put_mangled_filename): Ditto.
18191 (finish_root_table): Added check for base_files.
18192 (write_roots): Care about null when plugins.
18193 (main): Added plugin mode.
18195 2009-06-15 Ian Lance Taylor <iant@google.com>
18197 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
18198 * gcov.c (read_count_file): Add braces around variables declared
18201 * c.opt (Wjump-misses-init): New warning.
18202 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
18203 -Wall and -Wc++-compat if not already set.
18204 (c_common_post_options): Clear warn_jump_misses_init if it was not
18206 * c-decl.c (struct c_binding): Change type field to a union with
18207 new label field. Make it the first field in the struct. Update
18208 references to type to use u.type instead.
18209 (struct c_spot_bindings): Define.
18210 (struct c_goto_bindings): Define.
18211 (c_goto_bindings_p): Define, along with VECs.
18212 (struct c_label_vars): Define.
18213 (struct c_scope): Add has_label_bindings field.
18214 (bind_label, set_spot_bindings): New static functions.
18215 (decl_jump_unsafe, update_spot_bindings): New static functions.
18216 (update_label_decls): New static function.
18217 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
18218 Update binding u.label field to shadowed field.
18219 (c_binding_start_stmt_expr): New function.
18220 (c_binding_end_stmt_expr): New function.
18221 (pushdecl): Don't call c_begin_vm_scope.
18222 (make_label): Add defining and p_label_vars parameters. Change
18224 (lookup_label): Correct test for whether a label has not yet been
18225 defined. Call bind_label rather than bind.
18226 (warn_about_goto): New static function.
18227 (lookup_label_for_goto): New function.
18228 (declare_label): Call bind_label rather than bind.
18229 (check_earlier_gotos): New static function.
18230 (define_label): Don't give errors about jumping into statement
18231 expressions or scopes of variably modified types. Call
18232 set_spot_bindings and check_earlier_gotos. Call bind_label
18233 instead of bind. Don't set label_context_stack_se or
18234 label_context_stack_vm.
18235 (c_get_switch_bindings): New function.
18236 (c_release_switch_bindings): New function.
18237 (c_check_switch_jump_warnings): New function.
18238 (start_function): Don't set label_context_stack_se or
18239 label_context_stack_vm.
18240 (finish_function): Likewise.
18241 * c-typeck.c (label_context_stack_se): Don't define.
18242 (label_context_stack_vm): Don't define.
18243 (c_finish_goto_label): Call lookup_label_for_goto rather than
18244 lookup_label. Don't give errors about jumping into a statement
18245 expression or the scope of a variably modified type. Don't set
18246 label_context_stack_se or label_context_stack_vm.
18247 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
18248 fields. Add bindings field.
18249 (c_start_case): Don't set deleted fields. Set bindings field.
18250 (do_case): Rework order of tests. Don't check blocked_stmt_expr
18251 or blocked_vm. Call c_check_switch_jump_warnings.
18252 (c_finish_case): Don't test blocked_stmt_expr field. Call
18253 c_release_switch_bindings.
18254 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
18255 c_switch_stack. Don't walk label_context_stack_se labels. Don't
18256 set label_context_stack_se. Call c_bindings_start_stmt_expr.
18257 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
18258 c_switch_stack. Don't walk label_context_stack_se labels. Don't
18259 set label_context_stack_se. Call c_bindings_end_stmt_expr.
18260 (c_begin_vm_scope, c_end_vm_scope): Don't define.
18261 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
18262 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
18263 (C_DECL_UNJUMPABLE_VM): Don't define.
18264 (C_DECL_UNDEFINABLE_VM): Don't define.
18265 (struct c_label_list): Don't define.
18266 (struct c_label_context_se): Don't define.
18267 (struct c_label_context_vm): Don't define.
18268 (struct c_spot_bindings): Declare.
18269 (c_bindings_start_stmt_expr): Declare.
18270 (c_bindings_end_stmt_expr): Declare.
18271 (lookup_label_for_goto): Declare.
18272 (c_get_switch_bindings, c_release_switch_bindings): Declare.
18273 (c_check_switch_jump_warnings): Declare.
18274 (label_context_stack_se, label_context_stack_vm): Don't declare.
18275 (c_finish_goto_label): Update declaration.
18276 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
18277 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
18278 (Warning Options): Document -Wjump-misses-init.
18280 2009-06-15 Jakub Jelinek <jakub@redhat.com>
18282 * tree-object-size.c (addr_object_size): Fix a pasto in the last
18285 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
18287 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
18289 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
18291 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
18293 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
18295 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
18297 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
18299 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
18300 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
18301 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
18302 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
18303 * dwarf2asm.c (dw2_force_const_mem): Update call to
18304 make_decl_one_only.
18305 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
18306 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
18307 * langhooks.c (lhd_comdat_group): Remove.
18308 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
18309 * tree.h (DECL_COMDAT_GROUP): New.
18310 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
18311 (tree_decl_with_vis): Add comdat_group. Remove one_only.
18312 (make_decl_one_only): Change signature.
18313 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
18314 make_decl_one_only.
18315 (make_decl_one_only): Change signature.
18316 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
18318 2009-06-15 Richard Guenther <rguenther@suse.de>
18320 PR middle-end/40439
18321 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
18323 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18325 * tree-ssa-math-opts.c: Remove extra divide.
18327 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18329 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
18331 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18333 * passes.c: Add bswap pass.
18334 * tree-pass.h: Add pass_optimize_bswap declaration.
18335 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
18336 Include rtl.h, expr.h and optabs.h for optab_handler check.
18337 (struct symbolic_number, pass_optimize_bswap): New definition.
18338 (do_shift_rotate, verify_symbolic_number_p): New functions.
18339 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
18340 (gate_optimize_bswap): New function.
18341 * tree.c (widest_int_cst_value): New function.
18342 * tree.h (widest_int_cst_value): Prototype added.
18344 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
18346 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
18347 REG_EQUAL/REG_EQUIV notes.
18349 2009-06-14 Richard Guenther <rguenther@suse.de>
18351 PR middle-end/40389
18352 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
18353 has its address taken if NRV was applied and it is addressable.
18354 * tree-ssa-structalias.c (get_constraint_for_address_of): New
18355 function split out from ...
18356 (get_constraint_for_1): ... here.
18357 (handle_rhs_call): Use it to mark the return slot escaped if
18358 it is addressable and NRV was applied.
18360 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
18362 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
18363 Change first argument type to location_t.
18364 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
18365 Do not set input_location.
18366 Use loc instead of input_location throughout.
18368 2009-06-13 Richard Guenther <rguenther@suse.de>
18370 PR tree-optimization/40421
18371 * tree-predcom.c (should_unroll_loop_p): Remove.
18372 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
18374 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
18376 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
18377 Add location argument.
18379 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
18381 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
18383 * config/s390/s390.c (s390_build_builtin_va_list): Same.
18384 (s390_gimplify_va_arg): Pass location to create_artificial_label.
18385 * config/spu/spu-protos.h: Add location to
18386 spu_resolve_overloaded_builtin.
18387 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
18388 spu_build_builtin_va_list.
18389 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
18390 argument. Pass location to build_function_call_vec.
18391 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
18393 (emit_fpu_switch): Same.
18394 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
18395 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
18396 to build_decl and create_artificial_label.
18397 (xtensa_gimplify_va_arg_expr): Same.
18398 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
18399 (xstormy16_gimplify_va_arg_expr): Same.
18400 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
18401 * config/arm/arm.c (arm_build_builtin_va_list): Same.
18402 * config/mips/mips.c (mips_build_builtin_va_list): Same.
18403 (mips16_build_function_stub): Same.
18404 (mips16_build_call_stub): Same.
18406 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
18409 * arm/constraints.md (Pa, Pb): New constraints.
18410 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
18411 split pattern to deal with them.
18413 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
18415 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
18416 fix index entry for -Xpreprocessor.
18418 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
18420 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
18421 Add location argument to build_decl call.
18422 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
18423 (rs6000_init_builtins): Same.
18424 (spe_init_builtins): Same.
18425 (rs6000_gimplify_va_arg): Add location argument to
18426 create_artificial_label call.
18428 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
18430 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
18431 * combine-stack-adj.c (pass_stack_adjustments): Use it.
18432 * Makefile.in: Fix GGC dependency for gcse.o.
18434 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
18436 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
18437 * gimple-pretty-print.c (dump_gimple_stmt): Same.
18438 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
18440 * c-parser.c (c_parser_binary_expression): Use current column while
18441 building binary operations.
18442 * common.opt (fshow-column): Enable by default.
18443 * tree-vrp.c (check_array_ref): Use warning_at.
18444 (check_array_bounds): Use location from call back if expr has no
18446 * tree.h: Add location argument to maybe_fold_*.
18447 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
18448 (maybe_fold_offset_to_array_ref): Add location argument and use it.
18449 (maybe_fold_offset_to_component_ref): Same.
18450 (maybe_fold_offset_to_reference): Same.
18451 (maybe_fold_offset_to_address): Same.
18452 (maybe_fold_stmt_indirect): Same.
18453 (maybe_fold_stmt_addition): Same.
18454 (fold_stmt_r): Pass location to maybe_fold_*.
18455 (fold_gimple_assign): Same.
18456 * c-tree.h: Add location argument to finish_decl,
18457 default_function_array_conversion, store_init_value.
18458 * c-decl.c (define_label): Use error_at.
18459 (c_make_fname_decl): Pass location to finish_decl.
18460 (finish_decl): New location argument.
18461 (build_compound_literal): Pass location to store_init_value.
18462 (grokdeclarator): Pass location to finish_decl.
18464 * c-typeck.c (array_to_pointer_conversion): New location argument.
18465 (function_to_pointer_conversion): Same.
18466 (default_function_array_conversion): Same.
18467 (parser_build_unary_op): Pass location to overflow_warning.
18468 (parser_build_binary_op): Same. Use warning_at.
18469 (build_unary_op): Pass location to array_to_pointer_conversion.
18470 (build_c_cast): Pass location to digest_init.
18471 (build_modify_expr): New location argument.
18472 (convert_for_assignment): Same.
18473 (store_init_value): Same.
18474 (digest_init): Same.
18475 (output_init_element): Pass location to digest_init and
18476 array_to_pointer_conversion.
18477 (c_finish_return): Pass location to convert_for_assignment.
18478 * gimplify.c (gimplify_conversion): Pass location to
18479 maybe_fold_offset_to_address.
18480 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
18481 to maybe_fold_stmt_addition.
18482 * c-omp.c (c_finish_omp_atomic): Pass new location to
18484 (c_finish_omp_for): Same.
18485 * c-common.c (overflow_warning): New argument.
18486 * c-common.h: New argument to build_modify_expr, overflow_warning.
18487 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
18489 (c_parser_initializer): Pass location to
18490 default_function_array_conversion.
18491 (c_parser_initelt): Same.
18492 (c_parser_initval): Same.
18493 (c_parser_asm_operands): Same.
18494 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
18495 (c_parser_conditional_expression): Same.
18496 (c_parser_binary_expression): Add location info to stack. Use it.
18497 (c_parser_unary_expression): Pass location to
18498 default_function_array_conversion, parser_build_unary_op,
18499 build_indirect_ref, c_parser_postfix_expression_after_primary.
18500 (c_parser_postfix_expression_after_primary): New location argument.
18502 (c_parser_expression_conv): Pass location to
18503 default_function_array_conversion.
18504 (c_parser_expr_list): Same.
18505 (c_parser_omp_atomic): Same.
18506 (c_parser_omp_for_loop): Same.
18507 * c-tree.h (struct c_declarator): Add comment to id_loc.
18508 (build_array_declarator): New argument.
18509 * c-decl.c (build_array_declarator): Add location argument.
18510 (grokdeclarator): Set id_loc for cdk_array.
18511 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
18512 build_array_declarator.
18513 * tree.c (build_omp_clause): Add location argument.
18514 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
18515 (OMP_CLAUSE_LOCATION): New macro.
18516 (struct tree_omp_clause): Add location field.
18517 (build_omp_clause): Add argument.
18518 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
18520 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
18521 (cp_parser_omp_clause_collapse): Same.
18522 (cp_parser_omp_clause_default): Same.
18523 (cp_parser_omp_clause_if): Same.
18524 (cp_parser_omp_clause_nowait): Same.
18525 (cp_parser_omp_clause_num_threads): Same.
18526 (cp_parser_omp_clause_ordered): Same.
18527 (cp_parser_omp_clause_schedule): Same.
18528 (cp_parser_omp_clause_untied): Same.
18529 (cp_parser_omp_for_loop): Same.
18530 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
18531 * c-tree.h (c_start_case): Add location argument.
18532 (c_process_expr_stmt): Same.
18533 (c_finish_goto_*): Same.
18534 * tree-parloops.c (initialize_reductions): Pass location to
18536 (create_parallel_loop): Same.
18537 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
18538 (gfc_trans_omp_reduction_list): Same.
18539 (gfc_trans_omp_clauses): Same.
18540 (gfc_trans_omp_do): Same.
18541 * c-typeck.c (c_finish_goto_label): Same.
18542 (c_finish_goto_ptr): New location argument.
18543 (c_start_case): Same.
18544 (emit_side_effect_warnings): Same.
18545 (c_process_expr_stmt): Same.
18546 (c_finish_stmt_expr): Same.
18547 (c_finish_omp_clauses): Use error_at instead of error.
18548 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
18550 * c-omp.c (c_split_parallel_clauses): New location argument.
18551 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
18552 to build_omp_clause.
18553 (convert_local_reference_stmt): Same.
18554 (convert_gimple_call): Same.
18555 * c-common.h (c_split_parallel_clauses): New argument.
18556 * c-parser.c (c_parser_statement_after_labels): Pass location to
18557 c_finish_goto_label.
18558 (c_parser_switch_statement): Pass location to c_start_case.
18559 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
18560 and c_process_expr_stmt.
18561 (c_parser_omp_variable_list): Add location argument.
18562 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
18563 (c_parser_omp_clause_default): Same.
18564 (c_parser_omp_clause_if): Same.
18565 (c_parser_omp_clause_num_threads): Same.
18566 (-c_parser_omp_clause_ordered): Same.
18567 (c_parser_omp_clause_reduction): Pass location to
18568 c_parser_omp_variable_list.
18569 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
18570 (c_parser_omp_clause_untied): Same.
18571 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
18572 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
18574 * c-tree.h (check_for_loop_decls, undeclared_variable,
18575 build_component_ref, build_array_ref, build_external_ref,
18576 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
18577 build_conditional_expr, build_compound_expr, c_cast_expr,
18578 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
18579 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
18581 * c-semantics.c (build_stmt): Same.
18582 (build_case_label): Same.
18583 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
18584 (undeclared_variable): New argument.
18585 (make_label): Same.
18586 (lookup_label): Pass location on down.
18587 (define_label): Same.
18588 (finish_decl): Same.
18589 (build_compound_literal): Same.
18590 (finish_struct): Same.
18591 (finish_function): Do not set location here.
18592 (check_for_loop_decls): New argument.
18593 * tree.c (save_expr): Set location.
18594 (build_empty_stmt): New argument.
18595 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
18596 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
18597 * builtins.c (gimplify_va_arg_expr): Use locations.
18598 (expand_builtin_sync_operation): Same.
18599 * c-typeck.c (build_component_ref): New argument.
18600 (build_array_ref): Same.
18601 (build_external_ref): Same.
18602 (c_expr_sizeof_expr): Same.
18603 (c_expr_sizeof_type): Same.
18604 (parser_build_unary_op): Same.
18605 (build_conditional_expr): Same.
18606 (build_compound_expr): Pass location on down.
18607 (build_compound_expr): New argument.
18608 (build_c_cast): Same.
18609 (c_cast_expr): Same.
18610 (build_asm_expr): Same.
18611 (c_finish_return): Same.
18612 (c_process_expr_stmt): Pass location on down.
18613 (c_finish_stmt_expr): New argument.
18614 (push_clenaup): Same.
18615 (c_finish_omp_parallel): Same.
18616 (c_finish_omp_task): Same.
18617 * gimplify.c (gimplify_call_expr): Pass location on down.
18618 * c-omp.c (c_finish_omp_master): New argument.
18619 (c_finish_omp_critical): Same.
18620 (c_finish_omp_ordered): Same.
18621 (c_finish_omp_barrier): Same.
18622 (-c_finish_omp_taskwait): Same.
18623 (c_finish_omp_atomic): Same.
18624 (c_finish_omp_flush): Same.
18625 * tree-inline.c (copy_tree_body_r): Pass location on down.
18626 (inline_forbidden_p): Remove use of input_location.
18627 * c-gimplify.c (c_build_bind_expr): New argument.
18628 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
18629 (c_sizeof_or_alignof_type): New argument.
18630 (c_alignof_expr): Same.
18631 (build_va_arg): Same.
18632 (c_add_case_label): Same.
18633 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
18634 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
18635 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
18636 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
18637 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
18638 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
18640 * stub-objc.c (objc_build_selector_expr): Same.
18641 (objc_build_throw_stmt): Same.
18642 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
18643 (c_parser_initelt): Same.
18644 (c_parser_compound_statement): Same.
18645 (c_parser_compound_statement_nostart): Same.
18646 (c_parser_label): Same.
18647 (c_parser_statement_after_labels): Same.
18648 (c_parser_if_body): Same.
18649 (c_parser_else_body): Same.
18650 (c_parser_if_statement): Same.
18651 (c_parser_switch_statement): Same.
18652 (c_parser_while_statement): Same.
18653 (c_parser_do_statement): Same.
18654 (c_parser_for_statement): Same.
18655 (c_parser_asm_statement): Same.
18656 (c_parser_conditional_expression): Same.
18657 (c_parser_binary_expression): Same.
18658 (c_parser_cast_expression): Same.
18659 (c_parser_unary_expression): Same.
18660 (c_parser_sizeof_expression): Same.
18661 (c_parser_alignof_expression): Same.
18662 (c_parser_postfix_expression): Same.
18663 (c_parser_expression): Same.
18664 (c_parser_objc_receiver): Same.
18665 (c_parser_omp_variable_list): Same.
18666 (c_parser_omp_structured_block): Same.
18667 (c_parser_omp_atomic): New argument.
18668 (c_parser_omp_barrier): Same.
18669 (c_parser_omp_critical): Same.
18670 (c_parser_omp_flush): Pass location on down.
18671 (c_parser_omp_for_loop): New argument.
18672 (c_parser_omp_for): Same.
18673 (c_parser_omp_master): Same.
18674 (c_parser_omp_ordered): Same.
18675 (c_parser_omp_sections_scope): Same.
18676 (c_parser_omp_sections): Same.
18677 (c_parser_omp_parallel): Same.
18678 (c_parser_omp_single): Same.
18679 (c_parser_omp_task): Same.
18680 (c_parser_omp_taskwait): Pass location on down.
18681 (c_parser_omp_construct): Same.
18682 (c_parser_omp_threadprivate): Same.
18683 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
18684 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
18685 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
18686 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
18687 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
18688 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
18689 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
18690 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
18691 config/i386/i386.c, stmt.c:
18692 Add location argument to the following function definitions and/or
18693 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
18694 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
18695 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
18696 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
18697 do_case, c_finish_bc_stmt, build_compound_literal,
18698 build_function_call.
18699 * c-decl.c (build_compound_literal): Add location argument.
18700 Make all diagnostic calls use location.
18701 (start_struct): Same.
18702 (finish_struct): Same.
18703 (start_enum): Same.
18704 (build_enumerator): Same.
18705 (start_function): Same.
18706 (grokdeclarator): Make all diagnostic calls use location.
18707 (store_parm_decls_oldstyle): Same.
18708 * c-typeck.c (build_function_call): Add location argument.
18709 Make all diagnostic calls use location.
18711 (c_finish_bc_stmt): Same.
18712 * tree-nested.c (get_trampoline_type): Add argument.
18713 Pass location to build_decl.
18714 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
18715 * rtl.h (RTL_LOCATION): New.
18716 * c-common.c (c_add_case_label): Add location argument.
18717 Make all diagnostic calls use location.
18718 * c-common.h: Add location argument to make_fname_decl, do_case,
18719 c_add_case_label, build_function_call, resolve_overloaded_builtin.
18720 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
18721 Set it appropriately for every case. Pass enum_loc to start_enum
18722 call. Pass value_loc first to build_enumerator. Pass enum_loc to
18724 (c_parser_struct_or_union_specifier): Save location. Use it for
18725 start_struct, finish_struct, and parser_xref_tag.
18727 2009-06-12 Ian Lance Taylor <iant@google.com>
18729 * fold-const.c (fold_unary): Rename local variable and to and_expr.
18731 * c-opts.c (c_common_handle_option): For -Wc++-compat set
18732 cpp_opts->warn_cxx_operator_names.
18734 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
18737 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
18738 is returns NULL and OP is a VCE, look through the VCE.
18740 2009-06-12 Ian Lance Taylor <iant@google.com>
18743 * collect2.c (main): Use CONST_CAST2 in code inside #if
18744 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
18746 2009-06-12 Joey Ye <joey.ye@intel.com>
18748 PR middle-end/39146
18749 * cfgexpand.c (get_decl_align_unit): Update
18750 max_used_stack_slot_alignment with align instead of
18751 stack_alignment_needed.
18753 * function.c (assign_stack_local_1): Update
18754 max_used_stack_slot_alignment with alignment_in_bits instead
18755 of stack_alignment_needed.
18756 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
18759 2009-06-12 Jakub Jelinek <jakub@redhat.com>
18761 * dwarf2out.c (last_var_location_insn): New variable.
18762 (dwarf2out_end_epilogue): Clear last_var_location_insn.
18763 (dwarf2out_var_location): Don't record anything after last real
18764 insn. Only change labels if there were any real instructions
18765 in between last note and this one, or if changed sections.
18767 2009-06-11 Richard Henderson <rth@redhat.com>
18769 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
18770 note when storing the frame pointer in a register.
18771 (FRP): Don't redefine to nothing for epilogue.
18772 (alpha_expand_epilogue): Mark register and sp restores.
18773 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
18775 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
18776 when gen_lowpart is needed.
18778 2009-06-11 Richard Henderson <rth@redhat.com>
18780 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
18782 * dwarf2out.c (need_data_align_sf_opcode): New.
18783 (div_data_align): Move earlier.
18784 (def_cfa_1, reg_save): Use it.
18786 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
18788 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
18789 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
18790 (ix86_handle_option): Handle OPT_mcrc32.
18791 (ix86_target_string): Add -mcrc32.
18792 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
18794 * config/i386/i386.h (TARGET_CRC32): New.
18796 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
18797 (sse4_2_crc32di): Likewise.
18799 * config/i386/i386.opt (mcrc32): New.
18801 * doc/invoke.texi: Document -mcrc32.
18803 2009-06-11 Richard Henderson <rth@redhat.com>
18805 * common.opt (gdwarf-): Accept a version number.
18806 * doc/invoke.texi (gdwarf-): Update docs.
18807 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
18808 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
18809 version level, and record it.
18811 * dwarf2.h (DW_CIE_VERSION): Remove.
18812 * dwarf2out.c (DWARF_VERSION): Remove.
18813 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
18814 (output_call_frame_info): Use CIE version 3 for dwarf3,
18815 or if the return register column is out of range for version 1.
18816 (dwarf_stack_op_name): Add all dwarf3 values.
18817 (DEBUG_PUBTYPES_SECTION): New.
18818 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
18819 encoding change for dwarf3.
18820 (output_die) [dw_val_class_die_ref]: Likewise.
18821 (output_compilation_unit_header): Emit correct version for dwarf3.
18822 (output_line_info): Likewise.
18823 (output_pubnames): Update for DWARF_VERSION removal.
18824 (output_aranges): Likewise.
18825 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
18826 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
18827 (dwarf2out_finish): Likewise.
18829 2009-06-11 David Daney <ddaney@caviumnetworks.com>
18831 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
18834 2009-06-11 David Daney <ddaney@caviumnetworks.com>
18837 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
18838 * builtins.c (expand_builtin_unreachable): New function.
18839 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
18840 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
18841 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
18843 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
18844 searching for missing barriers.
18846 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
18848 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
18849 when -fprofile-generate* was passed.
18850 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
18852 2009-06-11 Anthony Green <green@moxielogic.com>
18854 * config/moxie/moxie.md: Define length attribute for all instructions.
18856 (*b<cond:code>): Support limited branch ranges for new PC-relative
18857 branch instructions.
18858 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
18860 2009-06-11 Jakub Jelinek <jakub@redhat.com>
18862 * config/i386/i386.c (min_insn_size): Use get_attr_length
18863 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
18864 For __asm return 0.
18866 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
18867 instead of emit_insn_before.
18869 2009-06-10 Ian Lance Taylor <iant@google.com>
18872 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
18875 2009-06-10 Revital Eres <eres@il.ibm.com>
18877 * passes.c (init_optimization_passes): Reschedule
18878 predictive-commoning pass before complete unroll pass.
18880 2009-06-10 Martin Jambor <mjambor@suse.cz>
18882 * cgraph.c (cgraph_node_can_be_local_p): New function.
18883 (cgraph_make_node_local): New function.
18884 * cgraph.h (cgraph_node_can_be_local_p): Declare.
18885 (cgraph_make_node_local): Declare.
18887 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
18889 * tree.h (tree_base): Add packed_flag and user_align fields.
18890 Decrease size of spare field.
18891 (TYPE_USER_ALIGN): Use user_align from tree_base.
18892 (DECL_USER_ALIGN): Likewise.
18893 (TYPE_PACKED): Use packed_flag from tree_base.
18894 (DECL_PACKED): Likewise.
18895 (tree_type): Delete packed_flag and user_align fields. Widen
18896 precision field. Widen mode field and shuffle fields to align
18897 mode on an 8-bit boundary.
18898 (tree_decl_common): Delete decl_flag_1 and user_align fields.
18899 Renumber decl_flag_* fields. Fix comments. Widen
18900 decl_common_unused field.
18901 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
18902 (DECL_EXTERNAL): Likewise.
18903 (DECL_BIT_FIELD): Likewise.
18904 (DECL_NONADDRESSABLE_P): Likewise.
18905 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
18906 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
18908 2009-06-10 Ian Lance Taylor <iant@google.com>
18910 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
18911 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
18912 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
18913 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
18914 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
18915 DEF_VEC_ALLOC_FUNC_P.
18916 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
18917 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
18918 DEF_VEC_ALLOC_FUNC_O.
18919 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
18920 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
18921 DEF_VEC_ALLOC_FUNC_I.
18922 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
18923 (vec_stack_p_reserve_exact_1): Declare.
18924 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
18925 (vec_stack_free): Declare.
18926 (VEC_stack_alloc): Define.
18927 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
18928 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
18929 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
18930 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
18932 (stack_vecs): New static variable.
18933 (vec_stack_p_reserve_exact_1): New function.
18934 (vec_stack_o_reserve_1): New static function.
18935 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
18936 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
18937 (vec_stack_free): New function.
18938 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
18939 (VEC_df_ref_stack_alloc): Define.
18940 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
18941 DEF_VEC_ALLOC_P_STACK.
18942 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
18943 (struct df_collection_rec): Change _vec fields to VEC. Remove
18945 (df_free_collection_rec): Adjust for new fields.
18946 (df_insn_rescan): Use new df_collection_rec fields.
18947 (df_notes_rescan, df_canonize_collection_rec): Likewise.
18948 (df_ref_create_structure, df_ref_record): Likewise.
18949 (df_get_conditional_uses, df_get_call_refs): Likewise.
18950 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
18951 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
18952 (df_record_exit_block_uses, df_bb_verify): Likewise.
18953 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
18954 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
18955 Remove count parameter. Change return type to void. Change all
18957 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
18958 Remove count parameter. Change return type to void. Change all
18960 (df_install_refs): Change old_vec parameter to VEC. Remove count
18961 parameter. Change all callers.
18962 (df_install_mws): Change old_vec parameter to VEC. Remove count
18963 parameter. Change all callers.
18964 (df_refs_verify): Change new_rec parameter to VEC. Change call
18966 (df_mws_verify): Likewise.
18968 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
18970 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
18972 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
18974 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
18976 2009-06-10 Anthony Green <green@moxielogic.com>
18978 * config/moxie/crti.asm: New file.
18979 * config/moxie/crtn.asm: New file.
18980 * config/moxie/moxie.c: New file.
18981 * config/moxie/moxie.h: New file.
18982 * config/moxie/sfp-machine.h: New file.
18983 * config/moxie/moxie-protos.h: New file.
18984 * config/moxie/t-moxie: Created.
18985 * config/moxie/t-moxie-softfp: Created.
18986 * config/moxie/moxie.md: Created.
18987 * config/moxie/constraints.md: Created.
18988 * config.gcc: Add moxie support.
18989 * doc/md.texi (Machine Constraints): Add moxie constraints.
18990 * doc/contrib.texi (Contributors): Mention moxie port.
18991 * doc/install.texi (Specific): Mention the moxie port.
18993 2009-06-09 Ian Lance Taylor <iant@google.com>
18995 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
18996 compiling with C++.
18997 * optabs.c (optab_table): Only use designated initializers if
18998 HAVE_DESIGNATED_INITIALIZERS is defined.
18999 (convert_optab_table): Likewise.
19000 (init_optabs): Always call init_insn_codes if
19001 HAVE_DESIGNATED_INITIALIZERS is not defined.
19003 2009-06-09 Ian Lance Taylor <iant@google.com>
19005 * targhooks.c (default_builtin_vectorized_function): Change fn
19006 parameter to unsigned int.
19007 (default_builtin_vectorized_conversion): Change code parameter to
19009 (default_builtin_reciprocal): Change fn parameter to unsigned int.
19010 * targhooks.h: Update declarations.
19011 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
19012 parameter to unsigned int.
19014 * c-typeck.c (comptypes_check_enum_int): New static function.
19015 (comptypes_internal): Add enum_and_int_p parameter. Change all
19017 (comp_target_types): Add location parameter. Change all callers.
19018 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
19019 Change all callers.
19020 (function_types_compatible_p, type_lists_compatible_p): Likewise.
19021 (build_conditional_expr): Add colon_loc parameter. Change all
19023 (convert_for_assignment): Add location parameter. Change all callers.
19024 * c-parser.c (c_parser_conditional_expression): Pass location of
19025 colon to build_conditional_expr.
19026 * c-tree.h (build_conditional_expr): Update declaration.
19028 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
19030 * graphite.c: Revert previous patch.
19032 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
19035 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
19037 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
19039 * tree-ssa-loop-prefetch.c
19040 (loop_prefetch_arrays): Fixed a portability problem in printf format
19043 2009-06-09 Martin Jambor <mjambor@suse.cz>
19045 PR tree-optimization/40351
19046 * tree-sra.c (propagate_subacesses_accross_link): Check that a
19047 refrence to a potential artifical subaccess can be constructed.
19049 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
19051 * config/sh/sh-protos.h (sh_optimization_options): Declare.
19052 (sh_override_options): Likewise.
19053 * config/sh/sh.c: Include params.h.
19054 (sh_optimization_options): New.
19055 (sh_override_options): Likewise.
19056 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
19057 (OVERRIDE_OPTIONS): Use sh_override_options.
19059 2009-06-08 Jakub Jelinek <jakub@redhat.com>
19061 * dwarf2out.c (emit_cfa_remember): New variable.
19062 (add_fde_cfi): If emit_cfa_remember, recurse to add
19063 DW_CFA_remember_state first.
19064 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
19065 instead just set emit_cfa_remember.
19067 2009-06-08 Jan Hubicka <jh@suse.cz>
19070 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
19072 2009-06-08 Jan Hubicka <jh@suse.cz>
19074 PR middle-end/39834
19075 * cgraphunit.c (save_inline_function_body): Do not copy transform
19076 hooks for saved inline bodies.
19077 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
19078 for given function.
19080 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
19082 * jump.c (returnjump_p): Handle delayed branches. Add missing
19085 2009-06-08 Jan Hubicka <jh@suse.cz>
19087 PR middle-end/40102
19088 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
19089 original node might've been modified.
19090 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
19092 2009-06-08 Jakub Jelinek <jakub@redhat.com>
19094 * tree-object-size.c (addr_object_size): Add OSI argument.
19095 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
19096 (compute_builtin_object_size, expr_object_size): Adjust callers.
19097 (plus_stmt_object_size): Call addr_object_size instead of
19098 compute_builtin_object_size.
19100 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
19101 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19103 * tree-ssa-loop-prefetch.c
19104 (gather_memory_references): Introduced a counter for the number of
19106 (anything_to_prefetch_p): Introduced a counter for the number of
19108 (is_loop_prefetching_profitable): New function with a cost model
19110 (loop_prefetch_arrays): Use the new cost model to determine if
19111 prefetching is profitable.
19112 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
19113 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
19114 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
19115 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
19116 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
19117 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
19119 2009-06-08 Michael Matz <matz@suse.de>
19122 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
19123 partitions use the same.
19124 (expand_one_var): Deal with DECL_RTL sometimes begin set also
19125 for basevars of SSA_NAMEs.
19126 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
19127 to not expand them twice.
19128 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
19131 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
19133 * common.opt (fcompare-debug=, fcompare-debug-second): New.
19134 (fdump-final-insns=, gtoggle): New.
19135 * doc/invoke.texi: Document them.
19136 * final.c (rest_of_clean_state): Dump final insn stream.
19137 * gcc.c (invoke_as): Hook in -fcompare-debug.
19138 (static_spec_functions): Add compare-debug-dump-opt,
19139 compare-debug-self-opt and compare-debug-auxbase-opt.
19140 (compare_debug, compare_debug_second, compare_debug_opt): New.
19141 (switches_debug_check, n_switches_debug_check): New.
19142 (debug_auxbase_opt, debug_check_temp_file): New.
19143 (process_command): Handle -fno-compare-debug, -fcompare-debug and
19145 (do_self_spec): Handle arguments after switches.
19146 (do_spec_1): Add .gk extension to temp file basenames for compare.
19147 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
19148 (cc1_options): Use it instead of normal auxbase computation for
19149 the second compare-debug compilation.
19150 (compare_files): New.
19151 (main): Set up and implement compare debug mode.
19152 (compare_debug_dump_opt_spec_function): New.
19153 (compare_debug_self_opt_spec_function): New.
19154 (compare_debug_auxbase_opt_spec_function): New.
19155 * toplev.c (process_options): Handle flag_gtoggle,
19156 flag_dump_final_insns.
19157 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
19158 during -fcompare-debug-second compilation.
19160 2009-06-07 Ian Lance Taylor <iant@google.com>
19162 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
19163 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
19165 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
19166 with no default node. Change warning with %H to warning_at.
19167 Don't clear warn_switch around case checking.
19168 * doc/invoke.texi (Warning Options): Clarify distinction between
19169 -Wswitch and -Wswitch-enum.
19171 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
19173 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
19175 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
19177 * gbl-ctors.h: Add header guard.
19179 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
19181 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
19182 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
19183 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
19184 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
19185 prototypes for removed functions.
19186 (expressions_equal_p): Move to ...
19187 * tree-ssa-sccvn.h: ... here and ...
19188 * matrix-reorg.c: ... adjust includes.
19190 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
19192 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
19194 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
19196 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
19197 (finish_function): Remove erroneous whitespace.
19199 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
19201 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
19202 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
19204 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
19206 * errors.c (internal_error): Commentary typo fix.
19207 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
19208 * tree-ssa-pre.c: Ditto.
19210 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
19212 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
19213 them is supposed to hold actual statements.
19215 2009-06-06 Ian Lance Taylor <iant@google.com>
19217 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
19218 empty statements can now have attributes.
19220 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
19222 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
19223 * config/mips/mips.md: Ditto.
19225 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
19227 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
19229 (__eabi_uconvert): Likewise.
19231 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
19233 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
19234 CFI_* definitions with IN_GCC.
19236 2009-06-05 David Edelsohn <edelsohn@gnu.org>
19238 * xcoffout.h (xcoffout_source_line): Update prototype.
19240 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19242 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
19243 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
19245 2009-06-05 Jakub Jelinek <jakub@redhat.com>
19247 PR middle-end/40340
19248 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
19249 inlined_function_outer_scope_p blocks for artificial inlines
19251 * tree.c (tree_nonartificial_location): Rewrite using
19252 block_nonartificial_location.
19254 2009-06-05 Revital Eres <eres@il.ibm.com>
19255 Leehod Baruch <leehod@il.ibm.com>
19257 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
19258 (expand_expr_real_1): Remove comment.
19259 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
19260 Vectorize misaligned access when the target supports it.
19261 (vect_supportable_dr_alignment): Check for unaligned access support.
19262 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
19265 2009-06-05 Julian Brown <julian@codesourcery.com>
19267 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
19268 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
19270 2009-06-05 Richard Guenther <rguenther@suse.de>
19273 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
19274 as possibly unused.
19276 2009-06-05 Jakub Jelinek <jakub@redhat.com>
19278 * config/s390/s390.c (global_not_special_regno_p): New static inline.
19279 (save_gprs): Don't tell unwinder when a global register is saved.
19280 (s390_emit_epilogue): Emit needed epilogue unwind info.
19282 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
19284 * dwarf2out.c (deferred_asm_name): New.
19285 (add_name_and_src_coords_attributes): Defer creation of
19286 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
19288 (move_linkage_attr): New.
19289 (dwarf2out_finish): Revisit deferrals and emit attributes at the
19292 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
19294 * tree-nested.c (finalize_nesting_tree_1): Declare the
19295 frame_decl in the binding tree.
19297 2009-06-04 Cary Coutant <ccoutant@google.com>
19299 * basic-block.h (struct basic_block_def): Add discriminator field.
19300 * dbxout.c (dbxout_source_line): Add new parameter. Change all
19302 * debug.c (do_nothing_debug_hooks): Add additional entry.
19303 (debug_nothing_int_charstar_int): New function.
19304 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
19305 (debug_nothing_int_charstar_int): New declaration.
19306 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
19307 discriminator value in .loc directive.
19308 * final.c (last_discriminator): New variable.
19309 (discriminator): New variable.
19310 (final_start_function): Initialize above variables, pass current
19311 discriminator to debug hook.
19312 (notice_source_line): Check for discriminator change.
19313 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
19314 * sdbout.c (sdbout_source_line): New parameter.
19315 * tree-cfg.c (struct locus_discrim_map): New structure type.
19316 (discriminator_per_locus): New hash table.
19317 (build_gimple_cfg): Allocate and free discriminator hash table.
19318 (make_edges): Call assign_discriminator.
19319 (locus_map_hash): New function.
19320 (locus_map_eq): New function.
19321 (next_discriminator_for_locus): New function.
19322 (same_line_p): New function.
19323 (assign_discriminator): New function.
19324 (make_cond_expr_edges): Call assign_discriminator.
19325 (make_gimple_switch_edges): Likewise.
19326 (first_non_label_stmt): New function.
19327 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
19329 * xcoffout.c (xcoffout_source_line): Add new parameter.
19331 * configure.ac (gcc_cv_as_discriminator): New configury check for
19332 gas support for discriminator.
19333 * configure: Regenerate.
19334 * config.in: Regenerate.
19336 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19338 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
19339 val after checking for integers.
19341 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
19343 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
19345 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
19346 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
19347 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
19348 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
19349 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
19350 X64_SSE_REGPARM_MAX.
19351 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
19352 X64_SSE_REGPARM_MAX.
19354 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
19356 * gcc.c (report_times_to_file): New.
19357 (execute): Implement it.
19358 (process_command): Support -time=.
19359 * doc/invoke.texi: Document it.
19361 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
19363 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
19364 that have value exprs.
19366 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
19368 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
19369 declarations for constants until...
19370 (dw2_output_indirect_constant_1): ... this point.
19372 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
19375 * arm.md (arm_addsi3): Don't try to split an add with an
19376 eliminable register until after reload has completed.
19378 2009-06-03 Ian Lance Taylor <iant@google.com>
19380 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
19381 * genattrtab.c (write_length_unit_log): Likewise.
19382 * genchecksum.c (dosum): Likewise.
19383 * gengtype.c (write_rtx_next): Likewise.
19384 (finish_root_table, write_roots): Likewise.
19385 * gimple.c (gimple_ops_offset_): Likewise.
19386 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
19387 * config/arc/arc.c (arc_attribute_table): Likewise.
19388 * config/arm/arm.c (arm_attribute_table): Likewise.
19389 * config/avr/avr.c (avr_attribute_table): Likewise.
19390 * config/crx/crx.c (crx_attribute_table): Likewise.
19391 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
19392 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
19393 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
19394 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
19395 * config/sh/sh.c (sh_attribute_table): Likewise.
19396 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
19397 * config/spu/spu.c (spu_attribute_table): Likewise.
19398 * config/v850/v850.c (v850_attribute_table): Likewise.
19400 * config/alpha/alpha.c (vms_attribute_table): Make static.
19401 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
19402 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
19403 * config/mips/mips.c (mips_attribute_table): Likewise.
19405 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
19407 (cc1-checksum.o): Likewise.
19409 2009-06-03 Steve Ellcey <sje@cup.hp.com>
19411 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
19413 2009-06-03 Jakub Jelinek <jakub@redhat.com>
19415 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
19416 insn if it is changing sp. Use gen_add3_insn instead of
19417 conditionally gen_addsi3 and gen_adddi3.
19418 (offset_below_red_zone_p): New static inline function.
19419 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
19420 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
19421 * config/rs6000/ppc-asm.h: Include auto-host.h.
19422 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
19423 CFI_RESTORE): Define.
19424 * config/rs6000/crtresxgpr.asm: Add unwind info.
19425 * config/rs6000/crtresxfpr.asm: Likewise.
19426 * config/rs6000/crtresgpr.asm: Likewise.
19427 * config/rs6000/crtresfpr.asm: Likewise.
19428 * config/rs6000/crtsavgpr.asm: Likewise.
19429 * config/rs6000/crtsavfpr.asm: Likewise.
19431 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
19432 argument of DWARF2_FRAME_REG_OUT macros.
19434 2009-06-03 Julian Brown <julian@codesourcery.com>
19436 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
19437 words or less (including TImode) in core registers.
19439 2009-06-03 Richard Guenther <rguenther@suse.de>
19441 PR middle-end/40328
19442 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
19444 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
19446 * statistics.c (statistics_counter_event): Do not record event
19447 in pass dump if its number == -1.
19448 (curr_statistics_hash): Add assert that we never get passes
19449 with static number == -1.
19451 2009-06-03 Richard Guenther <rguenther@suse.de>
19452 Andrey Belevantsev <abel@ispras.ru>
19454 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
19455 non-BLKmode arrays addressable.
19457 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
19459 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
19460 * config/m68k/m68k.h: ... here.
19462 2009-06-03 Martin Jambor <mjambor@suse.cz>
19464 PR tree-optimization/40323
19465 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
19468 2009-06-03 Richard Guenther <rguenther@suse.de>
19470 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
19473 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
19475 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
19476 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
19477 JUMP_TABLE_DATA_P where applicable.
19478 * config/sh/sh.c: Ditto.
19479 * config/sh/sh.h: Ditto.
19480 * config/sh/sh.md: Ditto.
19481 * config/sh/symbian.c: Ditto.
19483 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
19485 * config/i386/driver-i386.c (describe_cache): Optimize
19486 concatenation of strings. Use snprintf instead of sprintf.
19487 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
19488 target when not compiling with GCC.
19490 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
19492 * config/sh/sh.c: Revert last change.
19493 (sh_expand_epilogue): Emit a blockage insn before the frame
19494 pointer adjustment unconditionally.
19496 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
19498 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
19499 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
19500 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
19501 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
19502 to COLLECT_GCC_OPTIONS.
19504 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
19506 * collect2.c (target_system_root): New variable.
19507 (main): Handle --sysroot=.
19508 (ignore_library): Strip the sysroot from the library path.
19510 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
19512 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
19513 (collect2.o): Depend on collect2-aix.h.
19514 (collect2-aix.o): New rule.
19515 * collect2-aix.h: New file.
19516 * collect2-aix.c: Likewise.
19517 * collect2.c: Include collect2-aix.h. Don't undefine
19518 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
19519 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
19520 Use TARGET_AIX_VERSION instead of _AIX51.
19521 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
19522 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
19523 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
19524 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
19525 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
19527 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
19529 * collect2.c (ignore_library): Avoid premature post-increment
19530 and null deference.
19532 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
19534 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
19535 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
19536 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
19537 CROSS_DIRECTORY_STRUCTURE too.
19538 (LINK_LIBG_SPEC): Likewise.
19539 (LIB_SPEC): Add %R to sysroot paths.
19540 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
19541 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
19542 * config/rs6000/aix51.h: As for aix43.h.
19543 * config/rs6000/aix52.h: Likewise.
19544 * config/rs6000/aix53.h: Likewise.
19545 * config/rs6000/aix61.h: Likewise.
19546 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
19547 to the beginning of sysroot paths.
19549 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
19551 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
19552 INSN_LISTs that are out of the REG_NOTE range.
19554 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
19556 * loop-unroll.c (struct iv_to_split): Add pointer to next.
19557 (struct var_to_expand): Likewise.
19558 (struct opt_info): Add head and tail for linked lists of the above.
19559 (analyze_insn_to_expand_var): Initialize next.
19560 (analyze_iv_to_split_insn): Likewise.
19561 (analyze_insns_in_loop): Create linked lists.
19562 (allocate_basic_variable): Simplify for use without hash table.
19563 (insert_var_expansion_initialization): Likewise, make it type-safer.
19564 (combine_var_copies_in_loop_exit): Likewise.
19565 (apply_opt_in_copies): Walk lists rather than hash tables.
19566 (release_var_copies): Simplified and inlined by hand into...
19567 (free_opt_info): ... this function.
19569 2009-06-02 Richard Guenther <rguenther@suse.de>
19571 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
19574 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
19576 * cfgexpand.c (gimple_expand_cfg): Discard the source location
19577 only for builtins that are not overridden.
19579 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
19581 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
19584 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
19586 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
19588 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
19590 * combine.c (move_deaths): Compare LUIDs within the same BB only.
19592 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
19594 * common.opt (fdump-unnumbered-links): New.
19595 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
19596 * print-rtl.c (flag_dump_unnumbered_links): New.
19597 (print_rtx): Test it.
19599 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
19601 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
19602 push/pop multiple to 8-byte alignment.
19604 2009-06-01 Jakub Jelinek <jakub@redhat.com>
19606 * config/i386/i386.c (queued_cfa_restores): New static variable.
19607 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
19609 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
19610 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
19611 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
19612 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
19613 note unconditionally.
19614 (ix86_emit_restore_regs_using_mov): Likewise.
19615 (ix86_emit_restore_sse_regs_using_mov): Likewise.
19616 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
19617 it through to ix86_emit_restore_reg_using_pop.
19618 (ix86_emit_leave): Add RED_OFFSET argument. Call
19619 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
19620 instead of adding REG_CFA_OFFSET note unconditionally.
19621 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
19622 the above functions. Call ix86_add_queued_cfa_restore_notes when
19625 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
19626 force output of the label even for dwarf2out_do_cfi_asm.
19627 (add_fde_cfi): If -g2 and above and cfi might change CFA,
19628 force creation of CFI label and chain DW_CFA_set_loc jumping to it
19629 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
19631 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
19632 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
19633 dwarf2out_cfi_label callers.
19634 * tree.h (dwarf2out_cfi_label): Adjust prototype.
19635 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
19636 Adjust dwarf2out_cfi_label callers.
19637 * config/vax/vax.c (vax_output_function_prologue): Likewise.
19639 * config/i386/i386.h (struct machine_cfa_state,
19640 struct machine_function): Guard with ifndef USED_FOR_TARGET
19641 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
19644 * emutls.c (__emutls_get_address): Change arr->size to mean number
19645 of allocated arr->data entries instead of # of slots + 1.
19647 PR middle-end/40316
19648 * recog.c (peep2_reinit_state): New function.
19649 (peephole2_init_state): Use it at the end of a basic block and also
19650 when seeing a RTX_FRAME_RELATED_P insn.
19652 2009-06-01 Steve Ellcey <sje@cup.hp.com>
19654 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
19655 fixuns_truncrfdi2): New.
19656 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
19657 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
19658 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
19659 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
19660 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
19661 *recip_approx): Remove.
19662 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
19663 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
19664 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
19666 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
19669 2009-06-01 Ian Lance Taylor <iant@google.com>
19671 * attribs.c (register_attribute): Use CONST_CAST.
19672 * collect2.c (main): Use CONST_CAST2.
19673 (scan_prog_file): Likewise.
19674 * gcc.c (process_command, main): Likewise.
19675 * toplev.c (toplev_main): Likewise.
19677 * c-typeck.c (handle_warn_cast_qual): New static function,
19678 partially broken out of build_c_cast.
19679 (build_c_cast): Call handle_warn_cast_qual.
19680 * doc/invoke.texi (Warning Options): Document new effect of
19683 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
19685 * diagnostic.c (diagnostic_build_prefix): Always print columns.
19686 (diagnostic_report_current_module): Print columns.
19687 * common.opt (flag_show_column): Enable by default.
19689 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
19691 * alias.c (find_base_term): Check for NULL term before returning.
19693 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
19695 Revert due to PR40320:
19696 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
19697 * calls.c (emit_library_call_value_1): Don't force_operand for move
19700 2009-06-01 Olivier Hainque <hainque@adacore.com>
19701 Eric Botcazou <ebotcazou@adacore.com>
19703 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
19704 to be processed as a bitfield for constructor output purposes.
19705 * output.h (initializer_constant_valid_for_bitfield_p): Declare
19707 * varasm.c (oc_local_state): New type, output_constructor
19708 local state to support communication with helpers.
19709 (oc_outer_state): New type, output_constructor outer state of
19710 relevance in recursive calls.
19711 (output_constructor_array_range): New output_constructor helper,
19712 extracted code for an array range element.
19713 (output_constructor_regular_field): New output_constructor helper,
19714 extracted code for an element that is not a bitfield.
19715 (output_constructor_bitfield): New output_constructor helper,
19716 extracted code for a bitfield element. Accept an OUTER state
19717 argument for recursive processing. Recurse on record or array
19718 CONSTRUCTOR values, possibly past noop conversions.
19719 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
19720 VALUE is a valid constant-valued expression for use in a static
19721 bit-field initializer.
19722 (output_constructor): Rework to use helpers. Accept and honor an
19723 OUTER state argument for recursive calls. Return total size. Be
19724 prepared for nested constructors initializing bitfields.
19725 (output_constant): Feed OUTER in calls to output_constructor.
19727 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
19729 * calls.c (emit_library_call_value_1): Don't force_operand for move
19732 2009-06-01 Nick Clifton <nickc@redhat.com>
19734 * doc/invoke.texi (IA-64 Options): Fix typo.
19736 2009-06-01 Ira Rosen <irar@il.ibm.com>
19738 PR tree-optimization/39129
19739 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
19741 (vect_do_peeling_for_loop_bound): Use
19742 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
19743 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
19744 (vect_loop_versioning): Likewise.
19745 (vect_create_cond_for_alias_checks): Fix indentation.
19746 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
19748 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
19749 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
19750 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
19751 "control flow in loop".
19752 (vect_estimate_min_profitable_iters): Use
19753 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
19754 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
19755 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
19756 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
19757 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
19758 statement belongs to a group of strided accesses with the exact code
19760 (vectorizable_load): Likewise.
19761 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
19762 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
19764 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
19766 * config/freebsd-stdint.h: New file.
19767 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
19768 Add freebsd-stdint.h to tm_file.
19770 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
19772 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
19773 (thumb2_extendhidi2): Likewise.
19775 2009-05-31 Ian Lance Taylor <iant@google.com>
19777 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
19779 2009-05-31 Ian Lance Taylor <iant@google.com>
19781 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
19782 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
19783 (ipa-reference.o): Depend upon gt-ipa-reference.h.
19785 2009-05-31 Jason Merrill <jason@redhat.com>
19787 * tree-pretty-print.c (print_call_name): Take the callee, not the
19788 call itself. Make non-static. Use dump_function_name for functions.
19789 (dump_generic_node): Adjust.
19790 * diagnostic.h: Declare print_call_name.
19791 * gimple-pretty-print.c (dump_gimple_call): Use it.
19793 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
19795 * config/sh/sh.md (ashldi3_std): New define_expand.
19798 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
19801 * config/sh/sh.c: Include debug.h.
19802 (sh_expand_epilogue): Emit a blockage insn before the frame
19803 pointer adjustment also when dwarf2out_do_frame returns true.
19805 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
19807 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
19808 (thumb2_extendqidi2): New pattern.
19810 2009-05-31 Ira Rosen <irar@il.ibm.com>
19812 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
19813 mark phis for renaming.
19814 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
19815 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
19816 Call mark_sym_for_renaming.
19817 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
19818 * tree-vect-loop.c (vect_transform_loop): Remove
19819 vect_memsyms_to_rename initialization and a call to
19820 mark_set_for_renaming.
19822 2009-05-31 Jakub Jelinek <jakub@redhat.com>
19824 PR middle-end/40304
19825 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
19826 frame related even if !set_cfa && style < 0.
19828 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
19830 * config/i386/mingw-tls.c: New file.
19831 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
19832 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
19833 defining _WIN32 but not __CYGWIN__.
19835 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19837 * configure.ac: Add MPC support.
19839 * config.in, configure: Regenerate.
19841 2009-05-29 Richard Henderson <rth@redhat.com>
19843 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
19844 NOTE_INSN_BASIC_BLOCK.
19845 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
19846 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
19847 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
19849 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
19851 (add_cfi): Disable check redefining cfa away from drap.
19852 (lookup_cfa_1): Add remember argument; handle remember/restore.
19853 (lookup_cfa): Pass remember argument.
19854 (cfa_remember): New.
19855 (compute_barrier_args_size_1): Remove sibcall check.
19856 (dwarf2out_frame_debug_def_cfa): New.
19857 (dwarf2out_frame_debug_adjust_cfa): New.
19858 (dwarf2out_frame_debug_cfa_offset): New.
19859 (dwarf2out_frame_debug_cfa_register): New.
19860 (dwarf2out_frame_debug_cfa_restore): New.
19861 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
19862 (dwarf2out_begin_epilogue): New.
19863 (dwarf2out_frame_debug_restore_state): New.
19864 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
19865 DW_CFA_restore_state.
19866 (output_cfi_directive): Likewise.
19867 (convert_cfa_to_fb_loc_list): Likewise.
19868 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
19869 * dwarf2out.h: Update.
19870 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
19871 (copy_insn_1): Early out for null.
19872 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
19873 and dwarf2out_frame_debug_restore_state.
19874 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
19875 (prologue_insn_hash, epilogue_insn_hash): New.
19876 (free_after_compilation): Adjust freeing accordingly.
19877 (record_insns): Create hash table if needed; push insns into
19878 hash instead of array.
19879 (maybe_copy_epilogue_insn): New.
19880 (contains): Search hash table instead of array.
19881 (sibcall_epilogue_contains): Remove.
19882 (thread_prologue_and_epilogue_insns): Split eh_return insns
19883 and mark them as epilogues.
19884 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
19885 scanning in terms of basic blocks.
19886 * insn-notes.def (CFA_RESTORE_STATE): New.
19887 * jump.c (returnjump_p_1): Accept EH_RETURN.
19888 (eh_returnjump_p_1, eh_returnjump_p): New.
19889 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
19890 CFA_REGISTER, CFA_RESTORE): New.
19891 * rtl.def (EH_RETURN): New.
19892 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
19894 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
19895 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
19897 * config/i386/i386.c (gen_push): Update cfa state.
19898 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
19899 add a CFA_ADJUST_CFA note.
19900 (ix86_dwarf_handle_frame_unspec): Remove.
19901 (ix86_expand_prologue): Update cfa state.
19902 (ix86_emit_restore_reg_using_pop): New.
19903 (ix86_emit_restore_regs_using_pop): New.
19904 (ix86_emit_leave): New.
19905 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
19906 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
19907 * config/i386/i386.h (struct machine_cfa_state): New.
19908 (ix86_cfa_state): New.
19909 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
19910 (eh_return_internal): Merge from eh_return_<mode>,
19911 use eh_return rtx, split w/ epilogue.
19913 2009-05-29 Ian Lance Taylor <iant@google.com>
19915 * builtins.c (validate_gimple_arglist): Don't use va_arg with
19917 * calls.c (emit_library_call_value_1): Likewise.
19919 * c-typeck.c (c_build_va_arg): New function.
19920 * c-tree.h (c_build_va_arg): Declare.
19921 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
19922 instead of build_va_arg.
19924 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
19926 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
19927 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
19928 (ptr_difference_cost): Use affine combinations to compute it.
19929 (difference_cost): Likewise.
19930 (get_computation_cost_at): Compute more accurate cost for addresses
19931 if the ratio is a multiplier allowed in addresses.
19932 For non-addresses, consider that an additional offset or symbol is
19935 2009-05-29 Jakub Jelinek <jakub@redhat.com>
19937 * config/i386/i386.c (ix86_decompose_address): Avoid useless
19938 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
19940 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
19941 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
19942 (prefix_rex): For UNIT_MMX don't imply the prefix by default
19944 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
19945 to 1 for TYPE_SSE{IADD1,CVT1}.
19946 (prefix_vex_imm8): Removed.
19947 (length_vex): Only pass 1 as second argument to
19948 ix86_attr_length_vex_default if prefix_extra is 0.
19949 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
19950 (length): For prefix vex computation use length_immediate
19951 attribute instead of prefix_vex_imm8.
19952 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
19953 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
19954 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
19955 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
19956 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
19957 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
19958 a space in between the operands.
19959 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
19960 if one operand is 0xff and the other one si, di, bp or sp.
19961 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
19962 other one si, di, bp or sp.
19963 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
19964 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
19965 type and mode attributes.
19966 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
19967 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
19968 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
19969 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
19970 prefix_data16 attribute iff MODE_DF.
19971 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
19972 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
19973 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
19974 constm128_operand in length_immediate computation.
19975 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
19976 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
19977 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
19978 length_immediate attribute to 1.
19979 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
19980 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
19981 for certain alternatives.
19982 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
19983 prefix_data16 attribute if MODE_V1DF.
19984 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
19985 length_immediate to 1.
19986 (set_got_rex64, set_rip_rex64): Remove length attribute, set
19987 length_address to 4, set mode attribute to MODE_DI.
19988 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
19989 (fxam<mode>2_i387): Set length attribute to 4.
19990 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
19991 *prefetch_3dnow_rex): Override length_address attribute.
19992 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
19994 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
19995 (constm128_operand): Removed.
19996 * config/i386/i386.c (memory_address_length): For
19997 disp && !index && !base in 64-bit mode account for SIB byte if
19998 print_operand_address can't optimize disp32 into disp32(%rip)
19999 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
20000 for fs: or gs: segment.
20001 (ix86_attr_length_immediate_default): When checking if shortform
20002 is possible, truncate immediate to the length of the non-shortened
20004 (ix86_attr_length_address_default): Ignore MEM_P operands
20006 (ix86_attr_length_vex_default): Only check for DImode on
20007 GENERAL_REG_P operands.
20008 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
20009 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
20010 (sse_cvttps2pi): Clear prefix_rep attribute.
20011 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
20013 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
20014 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
20015 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
20016 iff operand 2 is const_int_operand.
20017 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
20018 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
20019 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
20021 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
20023 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
20024 prefix_data16 attribute for movlpd and movhpd instructions.
20025 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
20026 length_immediate for shufpd instruction.
20027 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
20028 (avx_cmpp<avxmodesuffixf2c><mode>3,
20029 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
20030 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
20031 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
20032 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
20033 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
20034 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
20035 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
20036 prefix_data16 attribute for the first alternative to 1.
20037 (*avx_loadlps): Override length_immediate for the first alternative.
20038 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
20039 attributes for second alternative.
20040 (*vec_concatv2sf_sse4_1): Override length_immediate and
20041 prefix_data16 attributes for second alternative.
20042 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
20043 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
20044 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
20045 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
20046 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
20047 prefix_data16 and length_immediate to 1.
20048 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
20050 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
20051 prefix_extra attribute for variants that don't have 0f prefix alone.
20052 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
20053 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
20054 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
20055 *sse4_1_pextrd): Set length_immediate to 1.
20056 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
20057 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
20059 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
20060 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
20061 length_immediate to 1 for second alternative.
20062 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
20063 prefix_extra and length_immediate attributes for the first
20065 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
20067 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
20068 to 1 for the first and third alternative.
20069 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
20071 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
20073 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
20075 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
20076 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
20077 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
20078 *avx_psign<mode>3): Set prefix_extra attribute to 1.
20079 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
20080 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
20081 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
20082 ssse3_psign<mode>3): Override prefix_rex attribute.
20083 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
20084 (ssse3_palignrti): Override length_immediate to 1.
20085 (ssse3_palignrdi): Override length_immediate to 1, override
20086 prefix_rex attribute.
20087 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
20088 (sse4a_extrqi): Override length_immediate to 2.
20089 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
20090 (sse4a_insertq): Override prefix_data16 to 0.
20091 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
20092 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
20093 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
20094 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
20095 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
20096 and length_immediate to 1.
20097 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
20098 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
20099 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
20100 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
20101 and length_immediate to 1.
20102 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
20103 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
20104 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
20105 avx_ptest256): Override prefix_extra to 1.
20106 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
20107 Override prefix_data16 and length_immediate to 1.
20108 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
20109 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
20110 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
20111 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
20112 prefix_data16 to 0 and prefix_extra to 2.
20113 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
20114 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
20116 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
20117 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
20118 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
20119 and prefix_extra to 2.
20120 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
20121 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
20122 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
20123 avx_vpermilvar<mode>3,
20124 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
20125 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
20126 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
20127 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
20128 Override prefix_extra to 1.
20129 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
20130 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
20131 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
20132 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
20133 prefix_extra and length_immediate to 1.
20134 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
20136 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
20137 to 1 for the first alternative.
20138 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
20139 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
20141 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
20142 *movv2sf_internal_avx, *movv2sf_internal): Override
20143 prefix_rep attribute for certain alternatives.
20144 (*mov<mode>_internal): Override prefix_rep or prefix_data16
20145 attributes for certain alternatives.
20146 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
20147 attributes for certain alternatives.
20148 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
20149 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
20150 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
20151 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
20152 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
20153 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
20154 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
20155 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
20156 length_immediate to 1 if operand 2 is const_int_operand.
20157 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
20158 *vec_extractv2si_1): Set length_immediate attribute to 1.
20159 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
20160 using old 3DNOW insn rather than SSE/3DNOW_A.
20161 (mmx_emms, mmx_femms): Clear modrm attribute.
20163 2009-05-29 Martin Jambor <mjambor@suse.cz>
20165 * tree-sra.c: New implementation of SRA.
20167 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
20168 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
20169 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
20170 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
20171 (SRA_MAX_STRUCTURE_COUNT): Removed.
20172 (SRA_FIELD_STRUCTURE_RATIO): Removed.
20173 * doc/invoke.texi (sra-max-structure-size): Removed.
20174 (sra-field-structure-ratio): Removed.
20176 2009-05-29 Jakub Jelinek <jakub@redhat.com>
20178 PR middle-end/40291
20179 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
20182 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
20184 PR rtl-optimization/40101
20185 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
20186 seqno. Adjust comment.
20187 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
20188 inserting bookkeeping before a jump, the jump is not scheduled.
20189 When no positive seqno found, provide a value. Add comment.
20191 2009-05-29 Richard Guenther <rguenther@suse.de>
20193 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
20194 short-cutting on the first component.
20196 2009-05-29 Jakub Jelinek <jakub@redhat.com>
20198 PR middle-end/39958
20199 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
20200 for trees other than decls/types.
20202 2009-05-29 Richard Guenther <rguenther@suse.de>
20204 * tree-ssa-operands.c (get_expr_operands): Do not handle
20205 INDIRECT_REFs in the handled-component case. Remove
20206 unused get_ref_base_and_extent case.
20207 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
20208 tree_low_cst and host_integerp where possible.
20209 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
20210 codes for equivalence.
20211 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
20213 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
20215 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
20216 to tmake_file for i[34567]86-*-cygwin*.
20218 2009-05-29 Jakub Jelinek <jakub@redhat.com>
20221 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
20222 (altivec_categorize_keyword, init_vector_keywords,
20223 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
20226 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
20228 * tree.c (handle_dll_attribute): Check if node is
20229 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
20231 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
20233 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
20235 (thumb2_zero_extendqidi2): Likewise.
20237 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
20239 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
20240 instead of gen_movrt.
20241 * config/sh/sh.md (movrt): Remove.
20243 2009-05-28 Steve Ellcey <sje@cup.hp.com>
20245 * doc/invoke.texi (IA-64 Options):
20246 Add -msdata, -mfused-madd, -mno-inline-float-divide,
20247 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
20248 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
20249 -msched-prefer-non-control-spec-insns,
20250 -msched-stop-bits-after-every-cycle,
20251 -msched-count-spec-in-critical-path,
20252 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
20253 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
20254 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
20255 and -msched-spec-verbose.
20257 2009-05-28 Joseph Myers <joseph@codesourcery.com>
20259 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
20260 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
20262 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
20264 2009-05-28 Richard Guenther <rguenther@suse.de>
20266 * tree-ssa-alias.c (ao_ref_init): New function.
20267 (ao_ref_base): Likewise.
20268 (ao_ref_base_alias_set): Likewise.
20269 (ao_ref_alias_set): Likewise.
20270 (refs_may_alias_p_1): Change signature.
20271 (refs_may_alias_p): Adjust.
20272 (refs_anti_dependent_p): Likewise.
20273 (refs_output_dependent_p): Likewise.
20274 (call_may_clobber_ref_p_1): Change signature.
20275 (call_may_clobber_ref_p): Adjust.
20276 (stmt_may_clobber_ref_p_1): New function split out from ...
20277 (stmt_may_clobber_ref_p): ... here.
20278 (maybe_skip_until): Adjust signature.
20279 (get_continuation_for_phi): Likewise.
20280 (walk_non_aliased_vuses): Likewise.
20281 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
20282 (ao_ref_init): Declare.
20283 (ao_ref_base): Likewise.
20284 (ao_ref_alias_set): Likewise.
20285 (stmt_may_clobber_ref_p_1): Likewise.
20286 (walk_non_aliased_vuses): Adjust.
20287 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
20288 (get_ref_from_reference_ops): remove.
20289 (vn_reference_lookup_2): Adjust signature.
20290 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
20291 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
20292 (vn_reference_lookup): Adjust.
20293 (vn_reference_insert): Likewise.
20294 (vn_reference_insert_pieces): Adjust signature.
20295 (visit_reference_op_call): Adjust.
20296 * tree-ssa-pre.c (get_expr_type): Simplify.
20297 (phi_translate_1): Adjust.
20298 (compute_avail): Likewise.
20299 (translate_vuse_through_block): Do not re-build trees.
20300 (value_dies_in_block_x): Likewise.
20301 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
20303 (vn_reference_lookup_pieces): Adjust declaration.
20304 (vn_reference_insert_pieces): Likewise.
20306 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
20308 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
20309 with checking disabled.
20311 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
20315 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
20316 macro definition for support of three-operand format aligned
20317 .comm directive in assembler on cygwin/pe/mingw target OS.
20318 * configure: Regenerate.
20319 * config.h: Regenerate.
20321 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
20322 aligned form of .comm directive if -mpe-aligned-commons is in effect.
20323 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
20325 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
20326 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
20328 2009-05-28 Ira Rosen <irar@il.ibm.com>
20330 PR tree-optimization/40254
20331 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
20332 in analysis of basic blocks.
20334 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
20336 PR middle-end/33699
20337 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
20338 * target-def.h (TARGET_CONST_ANCHOR): New macro.
20339 (TARGET_INITIALIZER): Use it.
20340 * cse.c (CHEAPER): Move it up to the other macros.
20341 (insert): Rename this ...
20342 (insert_with_costs): ... to this. Add cost parameters. Update
20344 (insert): New function. Call insert_with_costs.
20345 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
20346 find_reg_offset_for_const, try_const_anchors): New functions.
20347 (cse_insn): Call try_const_anchors. Adjust cost of src_related
20348 when using a const-anchor. Call insert_const_anchors.
20349 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
20350 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
20352 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
20354 * tree-inline.c (remap_decls): Enable nonlocalized variables
20355 when not optimizing.
20357 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
20359 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
20360 Simplify other tests involving optimize.
20362 2009-05-27 Tom Tromey <tromey@redhat.com>
20364 * unwind-dw2.c (_Unwind_DebugHook): New function.
20365 (uw_install_context): Call _Unwind_DebugHook.
20367 2009-05-27 Tom Tromey <tromey@redhat.com>
20369 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
20371 2009-05-27 Ian Lance Taylor <iant@google.com>
20373 * Makefile.in (LINKER, LINKER_FLAGS): Define.
20374 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
20375 (ALL_LINKERFLAGS): Define.
20376 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
20377 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
20378 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
20379 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
20380 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
20381 $(LINKER_FOR_BUILD).
20382 (build/gcov-iov$(build_exeext)): Likewise.
20384 2009-05-27 Julian Brown <julian@codesourcery.com>
20386 * gcse.c (target.h): Include.
20387 (can_assign_to_reg_without_clobbers_p): Check that the target allows
20388 copy of argument to a pseudo register.
20390 2009-05-27 Diego Novillo <dnovillo@google.com>
20392 * tree-ssa-live.c (dump_scope_block): Document arguments.
20393 (dump_scope_blocks): Document.
20394 (debug_scope_blocks): New.
20395 * tree-flow.h (debug_scope_blocks): Declare.
20397 2009-05-21 Denis Chertykov <denisc@overta.ru>
20399 * doc/contrib.texi (Contributors): Add myself to the list.
20401 2009-05-27 Olivier Hainque <hainque@adacore.com>
20403 * expr.c (target_align): New function. Alignment the TARGET of an
20404 assignment may be assume to have.
20405 (highest_pow2_factor_for_target): Use it instead of relying on
20406 immediate tree attributes of TARGET, not necessarily honored when
20407 intermediate bitfields are involved.
20409 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
20412 * config/i386/driver-i386.c (host_detect_local_cpu): Support
20413 AVX, SSE4, AES, PCLMUL and POPCNT.
20415 2009-05-27 Diego Novillo <dnovillo@google.com>
20417 * tree-pretty-print.c (dump_location): New.
20418 (dump_generic_node): Call it.
20419 Factor code to handle BLOCK nodes ...
20420 (dump_block_node): ... here.
20422 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
20424 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
20426 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
20428 * gcc-plugin.h: Include config.h and system.h.
20429 (IN_GCC): Define if not defined.
20431 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
20433 PR middle-end/40249
20434 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
20437 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
20439 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
20441 * config/m32r/m32r.h: Ditto.
20442 * config/m32r/m32r.md: Ditto.
20443 * config/m32r/predicates.md: Ditto.
20445 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
20447 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
20449 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
20452 (Loading plugins): typo.
20453 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
20454 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
20455 (Interacting with the GCC Garbage Collector): Added new section.
20456 (Giving information about a plugin): Added new section for
20458 * ggc.h (ggc_register_root_tab): Added declaration.
20459 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
20460 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
20461 (register_callback): Improved comment in declaration.
20462 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
20463 (extra_root_vec) Added static variable for dynamic roots registration.
20464 (ggc_register_root_tab) Added new routine.
20465 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
20466 PLUGIN_GGC_MARKING event.
20467 * ggc-zone.c: Include plugin.h.
20468 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
20469 * ggc-page.c: Include plugin.h.
20470 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
20471 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
20472 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
20473 (register_callback): check lack of callbacks for
20474 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
20475 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
20476 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
20477 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
20478 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
20479 dependency on plugin.h.
20480 (plugin.o): Added dependency on ggc.h...
20482 2009-05-26 Richard Guenther <rguenther@suse.de>
20484 PR middle-end/40248
20486 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
20487 with mismatched comparison modes.
20489 * expr.c (expand_expr_real_1): Expand the operand of a
20490 VIEW_CONVERT_EXPR in its natural mode.
20492 2009-05-26 Ian Lance Taylor <iant@google.com>
20494 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
20495 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
20496 (ALL_COMPILERFLAGS): Define.
20497 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
20498 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
20499 (collect2$(exeext), collect2.o): Likewise.
20500 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
20501 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
20502 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
20503 (libbackend.o, intl.o, cppdefault.o): Likewise.
20504 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
20505 (build/%.o): Use $(COMPILER_FOR_BUILD).
20506 (build/gen%$(build_exeext)): Likewise.
20507 (build/gcov-iov$(build_exeext)): LIkewise.
20508 * config/t-darwin (darwin.o): Use $(COMPILER).
20509 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
20510 * config/t-sol2 (sol2-c.o): Likewise.
20511 (sol2.o): Likewise.
20512 * config/t-vxworks (vxworks.o): Likewise.
20513 * config/x-darwin (host-darwin.o): Likewise.
20514 * config/x-hpux (host-hpux.o): Likewise.
20515 * config/x-linux (host-linux.o): Likewise.
20516 * config/x-solaris (host-solaris.o): Likewise.
20517 * config/alpha/x-alpha (driver-alpha.o): Likewise.
20518 * config/arm/t-arm (arm-c.o): Likewise.
20519 * config/arm/t-pe (pe.o): Likewise.
20520 * config/arm/t-wince-pe (pe.o): Likewise.
20521 * config/i386/t-cygming (winnt.o): Likewise.
20522 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
20523 * config/i386/t-cygwin (cygwin1.o): Likewise.
20524 (cygwin2.o): Likewise.
20525 * config/i386/t-i386 (i386-c.o): Likewise.
20526 * config/i386/t-interix (winnt.o): Likewise.
20527 * config/i386/t-netware (netware.o): Likewise.
20528 * config/i386/t-nwld (nwld.o): Likewise.
20529 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
20530 * config/i386/x-i386 (driver-i386.o): Likewise.
20531 * config/i386/x-cygwin (host-cygwin.o): Likewise.
20532 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
20533 * config/ia64/t-ia64 (ia64-c.o): Likewise.
20534 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
20535 * config/mips/x-native (driver-native.o): Likewise.
20536 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
20537 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
20538 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
20539 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
20540 * config/score/t-score-elf (score7.o): Likewise.
20541 (score3.o): Likewise.
20542 * config/sh/t-sh (sh-c.o): Likewise.
20543 * config/sh/t-symbian (sh-c.o): Likewise.
20544 (symbian.o): Likewise.
20545 * config/spu/t-spu-elf (spu-c.o): Likewise.
20546 * config/v850/t-v850 (v850-c.o): Likewise.
20547 * config/v850/t-v850e (v850-c.o): Likewise.
20549 2009-05-26 Richard Guenther <rguenther@suse.de>
20551 PR tree-optimization/40122
20552 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
20553 VECTOR_CSTs if possible.
20554 (fold_gimple_assign): Likewise.
20556 2009-05-26 Richard Guenther <rguenther@suse.de>
20558 PR middle-end/40252
20559 * fold-const.c (fold_binary): Use the correct types for building
20562 2009-05-26 Richard Guenther <rguenther@suse.de>
20564 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
20565 redundant calls to merge_alias_info.
20566 (bump_vector_ptr): Likewise.
20567 * tree-ssa-copy.c (merge_alias_info): Remove.
20568 (replace_exp_1): Remove call to merge_alias_info.
20569 (propagate_tree_value): Likewise.
20570 (fini_copy_prop): Propagate points-to info.
20571 * tree-flow.h (merge_alias_info): Remove.
20573 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
20575 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
20577 2009-05-25 Jan Hubicka <jh@suse.cz>
20579 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
20580 * cgraph.h (struct inline_summary): New filed self_wize,
20581 size_inlining_benefit, self_time and time_inlining_benefit.
20582 (struct cgraph_global_info): Replace insns by time ans size fields.
20583 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
20584 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
20585 (ipcp_update_callgraph): Do not touch function bodies.
20586 * ipa-inline.c: Include except.h
20587 (MAX_TIME): New constant.
20588 (overall_insns): Remove.
20589 (leaf_node_p): New.
20590 (overall_size, max_benefit): New static variables.
20591 (cgraph_estimate_time_after_inlining): New function.
20592 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
20593 (cgraph_clone_inlined_nodes): Update size.
20594 (cgraph_mark_inline_edge): Update size.
20595 (cgraph_estimate_growth): Use size info.
20596 (cgraph_check_inline_limits): Check size.
20597 (cgraph_default_inline_p): Likewise.
20598 (cgraph_edge_badness): Compute badness based on benefit and size cost.
20599 (cgraph_decide_recursive_inlining): Check size.
20600 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
20602 (cgraph_decide_inlining): Likewise.
20603 (cgraph_decide_inlining_incrementally): Likewise; honor
20604 PARAM_EARLY_INLINING_INSNS.
20605 (likely_eliminated_by_inlining_p): New predicate.
20606 (estimate_function_body_sizes): New function.
20607 (compute_inline_parameters): Use it.
20608 * except.c (must_not_throw_labels): New function.
20609 * except.h (must_not_throw_labels): Declare.
20610 * tree-inline.c (init_inline_once): Kill inlining_weigths
20611 * tree-ssa-structalias.c: Avoid uninitialized warning.
20612 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
20613 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
20614 (PARAM_INLINE_CALL_COST): Remove.
20615 (PARAM_EARLY_INLINING_INSNS): New.
20617 2009-05-25 Richard Guenther <rguenther@suse.de>
20619 PR tree-optimization/36327
20620 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
20621 callback for reference translation or lookup at the point of may-defs.
20622 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
20623 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
20624 for union COMPONENT_REFs.
20625 (vn_reference_lookup_3): New callback. Lookup from memset
20626 and CONSTRUCTOR assignment, translate through struct copies.
20627 (vn_reference_lookup_pieces): Make sure to not free the
20628 passed operands array. Adjust walk_non_aliased_vuses call.
20629 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
20630 make sure we do not leak memory.
20632 2009-05-25 Richard Guenther <rguenther@suse.de>
20634 * tree-ssa-alias.h (dump_points_to_solution): Declare.
20635 * tree-inline.c (expand_call_inline): Reset the escaped and
20636 callused solutions.
20637 * tree-ssa-structalias.c (pass_build_ealias): New.
20638 * tree-pass.h (pass_build_ealias): Declare.
20639 * passes.c (init_optimization_passes): Add PTA during
20640 early optimizations.
20641 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
20642 and CALLUSED solutions.
20643 (dump_points_to_solution): New function, split out from ...
20644 (dump_points_to_info_for): ... here.
20645 * tree-parloops.c (parallelize_loops): Reset the escaped and
20646 callused solutions.
20648 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
20651 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
20652 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
20654 2009-05-25 Ira Rosen <irar@il.ibm.com>
20656 PR tree-optimization/40238
20657 * tree-vect-stmts.c (vect_init_vector): Insert initialization
20658 statements after basic block's labels.
20659 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
20660 to free the allocated memory.
20662 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
20664 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
20665 return address with a USE.
20667 2009-05-24 Richard Guenther <rguenther@suse.de>
20669 PR middle-end/40233
20670 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
20671 array type from the main variant of the inner type.
20673 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
20675 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
20676 definition to bool (from int) to un-break build.
20677 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
20679 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
20681 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
20682 discard_stmt_changes): Delete.
20683 * tree-ssa-operands.c (scb_stack): Delete.
20684 (init_ssa_operands): Do not initialize it.
20685 (fini_ssa_operands): Do not free it.
20686 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
20688 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
20689 update_stmt, remove the others. Fix comments.
20690 * tree-dfa.c (optimize_stack_restore): Likewise.
20691 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
20692 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
20693 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
20694 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
20696 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
20697 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
20698 (dom_opt_finalize_block): Likewise, adjusting access to
20700 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
20701 (stmts_to_rescan): Change item type to gimple.
20702 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
20704 2009-05-24 Ira Rosen <irar@il.ibm.com>
20706 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
20707 * tree-pass.h (pass_slp_vectorize): New pass.
20708 * params.h (SLP_MAX_INSNS_IN_BB): Define.
20709 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
20710 * tree-vectorizer.c (timevar.h): Include.
20711 (user_vect_verbosity_level): Declare.
20712 (vect_location): Fix comment.
20713 (vect_set_verbosity_level): Update user_vect_verbosity_level
20714 instead of vect_verbosity_level.
20715 (vect_set_dump_settings): Add an argument. Ignore user defined
20716 verbosity if dump flags require higher level of verbosity. Print to
20717 stderr only for loop vectorization.
20718 (vectorize_loops): Update call to vect_set_dump_settings.
20719 (execute_vect_slp): New function.
20720 (gate_vect_slp): Likewise.
20721 (struct gimple_opt_pass pass_slp_vectorize): New.
20722 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
20723 access its members.
20724 (vec_info_for_bb): New function.
20725 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
20726 (VECTORIZATION_ENABLED): New macro.
20727 (SLP_ENABLED, SLP_DISABLED): Likewise.
20728 (vect_is_simple_use): Add bb_vec_info argument.
20729 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
20730 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
20731 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
20732 vect_schedule_slp, vect_analyze_slp): Likewise.
20733 (vect_analyze_stmt): Add slp_tree argument.
20734 (find_bb_location): Declare.
20735 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
20736 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
20737 (vect_analyze_loop_operations, vect_analyze_loop,
20738 get_initial_def_for_induction, vect_create_epilog_for_reduction,
20739 vect_finalize_reduction, vectorizable_reduction,
20740 vectorizable_live_operation, vect_transform_loop): Likewise.
20741 * tree-data-ref.c (dr_analyze_innermost): Update comment,
20742 skip evolution analysis if analyzing a basic block.
20743 (dr_analyze_indices): Likewise.
20744 (initialize_data_dependence_relation): Skip the test whether the
20745 object is invariant for basic blocks.
20746 (compute_all_dependences): Skip dependence analysis for data
20747 references in basic blocks.
20748 (find_data_references_in_stmt): Don't fail in case of invariant
20749 access in basic block.
20750 (find_data_references_in_bb): New function.
20751 (find_data_references_in_loop): Move code to
20752 find_data_references_in_bb and add a call to it.
20753 (compute_data_dependences_for_bb): New function.
20754 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
20755 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
20757 (vect_analyze_data_ref_dependence): Check for interleaving in case of
20758 unknown dependence in basic block and fail in case of dependence in
20760 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
20761 dependence instances from either loop or basic block vectorization
20763 (vect_compute_data_ref_alignment): Check if it is loop vectorization
20764 before calling nested_in_vect_loop_p.
20765 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
20766 dependence instances from either loop or basic block vectorization
20768 (vect_verify_datarefs_alignment): Likewise.
20769 (vect_enhance_data_refs_alignment): Adjust function calls.
20770 (vect_analyze_data_refs_alignment): Likewise.
20771 (vect_analyze_group_access): Fix printing. Skip different checks if
20772 DR_STEP is 0. Keep strided stores either in loop or basic block
20773 vectorization data structure. Fix indentation.
20774 (vect_analyze_data_ref_access): Fix comments, allow zero step in
20776 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
20777 dependence instances from either loop or basic block vectorization
20779 (vect_analyze_data_refs): Update comment. Call
20780 compute_data_dependences_for_bb to analyze basic blocks.
20781 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
20782 case of loop vectorization. In case of basic block vectorization use
20783 data-ref itself as a base.
20784 (vect_create_data_ref_ptr): In case of basic block vectorization:
20785 don't advance the pointer, add new statements before the current
20786 statement. Adjust function calls.
20787 (vect_supportable_dr_alignment): Support only aligned accesses in
20788 basic block vectorization.
20789 * common.opt (ftree-slp-vectorize): New flag.
20790 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
20791 (vect_pattern_recog_1): Likewise.
20792 * tree-vect-stmts.c (process_use): Likewise.
20793 (vect_init_vector): Add new statements in the beginning of the basic
20794 block in case of basic block SLP.
20795 (vect_get_vec_def_for_operand): Adjust function calls.
20796 (vect_finish_stmt_generation): Likewise.
20797 (vectorizable_call): Add assert that it is loop vectorization, adjust
20799 (vectorizable_conversion, vectorizable_assignment): Likewise.
20800 (vectorizable_operation): In case of basic block SLP, take
20801 vectorization factor from statement's type and skip the relevance
20802 check. Adjust function calls.
20803 (vectorizable_type_demotion): Add assert that it is loop
20804 vectorization, adjust function calls.
20805 (vectorizable_type_promotion): Likewise.
20806 (vectorizable_store): Check for outer loop only in case of loop
20807 vectorization. Adjust function calls. For basic blocks, skip the
20808 relevance check and don't advance pointers.
20809 (vectorizable_load): Likewise.
20810 (vectorizable_condition): Add assert that it is loop vectorization,
20811 adjust function calls.
20812 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
20813 that it is not reduction, get vector type, call only supported
20814 functions, skip loop specific parts.
20815 (vect_transform_stmt): Check for outer loop only in case of loop
20817 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
20818 (vect_is_simple_use): Fix comment, add new argument, fix conditions
20819 for external definition.
20820 * passes.c (pass_slp_vectorize): New pass.
20821 * tree-vect-slp.c (find_bb_location): New function.
20822 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
20823 check for patterns only in loops.
20824 (vect_build_slp_tree): Add argument, adjust function calls, fail in
20825 case of multiple types in basic block SLP.
20826 (vect_mark_slp_stmts_relevant): New function.
20827 (vect_supported_load_permutation_p): Fix comment.
20828 (vect_analyze_slp_instance): Add argument. In case of basic block
20829 SLP, take vectorization factor from statement's type, check that
20830 unrolling factor is 1. Adjust function call. Save SLP instance in
20831 either loop or basic block vectorization structure. Return FALSE,
20833 (vect_analyze_slp): Add argument. Get strided stores groups from
20834 either loop or basic block vectorization structure. Return FALSE
20835 if basic block SLP failed.
20836 (new_bb_vec_info): New function.
20837 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
20838 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
20839 (vect_schedule_slp): Add argument. Get SLP instances from either
20840 loop or basic block vectorization structure. Set vectorization factor
20841 to be 1 for basic block SLP.
20842 (vect_slp_transform_bb): New function.
20843 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
20845 2009-05-23 Mark Mitchell <mark@codesourcery.com>
20847 * final.c (shorten_branches): Do not align labels for jump tables.
20848 (final_scan_insn): Use JUMP_TABLE_DATA_P.
20850 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
20852 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
20853 Remove outdated reference to flow.c and fix nits.
20854 * doc/gccint.texi: Tweak RTL description.
20855 * doc/rtl.texi: Likewise.
20857 2009-05-23 Denis Chertykov <chertykov@gmail.com>
20859 * config/avr/avr.c: Change my email address.
20860 * config/avr/avr.h: Likewise.
20861 * config/avr/avr.md: Likewise.
20862 * config/avr/avr-protos.h: Likewise.
20863 * config/avr/libgcc.S: Likewise.
20865 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
20867 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
20868 (spu_split_load, spu_split_store): Change return type to int.
20869 (spu_split_convert): Declare.
20870 * config/spu/predicates.md (spu_mem_operand): Remove.
20871 (spu_mov_operand): Update.
20872 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
20873 * config/spu/spu.c (regno_aligned_for_load): Remove.
20874 (reg_aligned_for_addr, spu_expand_load): Define.
20875 (spu_expand_extv): Reimplement and handle MEM.
20876 (spu_expand_insv): Handle MEM.
20877 (spu_sched_reorder): Handle insn's with length 0.
20878 (spu_legitimate_address_p): Reimplement.
20879 (store_with_one_insn_p): Return TRUE for any mode with size
20880 larger than 16 bytes.
20881 (address_needs_split): Define.
20882 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
20884 (spu_convert_move): Define.
20885 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
20886 (spu_split_store): Change all MEM's to TImode.
20887 (spu_init_expanders): Preallocate registers that correspond to
20888 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
20890 (spu_split_convert): Define.
20891 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
20892 (_move<mode>, _movdi, _movti): Update predicate and condition.
20893 (load, store): Change to define_split.
20894 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
20896 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
20897 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
20898 define_insn_and_split of lshr<mode>3.
20899 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
20900 (<v>ashr<mode>3_imm): Define.
20901 (extv, extzv, insv): Allow MEM operands.
20902 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
20903 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
20904 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
20905 (_spu_convert2): Change to define_insn_and_split and remove the
20906 corresponding define_peephole2.
20907 (stack_protect_set, stack_protect_test, stack_protect_test_si):
20908 Change predicates to memory_operand.
20910 2009-05-22 Mark Mitchell <mark@codesourcery.com>
20912 * config/arm/thumb2.md: Add 16-bit multiply instructions.
20914 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
20916 PR tree-optimization/40219
20917 * tree.c (iterative_hash_expr): Make sure the builtin function is
20918 a normal builtin function and not a front end or back end builtin
20919 before indexing into the built_in_decls array.
20921 2009-05-22 Richard Guenther <rguenther@suse.de>
20923 PR middle-end/38964
20924 * alias.c (write_dependence_p): Do not use TBAA for answering
20925 anti-dependence or output-dependence.
20926 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
20927 (emit_pointer_definition): Remove.
20928 (emit_alias_warning): Likewise.
20929 (find_what_var_points_to): Remove TBAA pruning code.
20930 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
20932 (compute_points_to_sets): Remove code computing the set of
20933 dereferenced pointers.
20934 * tree-data-ref.c (dr_may_alias_p): Properly use the split
20935 oracle for querying anti and output dependencies.
20936 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
20937 if TBAA may be applied.
20938 (refs_anti_dependent_p): New function.
20939 (refs_output_dependent_p): Likewise.
20940 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
20941 (refs_output_dependent_p): Likewise.
20942 * doc/tree-ssa.texi (Memory model): New section.
20943 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
20944 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
20945 * cfgexpand.c (expand_gimple_basic_block): Do not handle
20946 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
20947 * expr.c (expand_expr_real_1): Likewise.
20948 * gimple-low.c (lower_stmt): Likewise.
20949 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
20950 (dump_gimple_cdt): Remove.
20951 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
20952 (gimple_size): Likewise.
20953 (walk_gimple_op): Likewise.
20954 (is_gimple_stmt): Likewise.
20955 (walk_stmt_load_store_addr_ops): Likewise.
20956 (gimple_build_cdt): Remove.
20957 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
20958 * gimple.h (gimple_cdt_new_type): Remove.
20959 (gimple_cdt_new_type_ptr): Likewise.
20960 (gimple_cdt_set_new_type): Likewise.
20961 (gimple_cdt_location): Likewise.
20962 (gimple_cdt_location_ptr): Likewise.
20963 (gimple_cdt_set_location): Likewise.
20964 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
20965 * tree-cfg.c (remove_useless_stmts_1): Do not handle
20966 GIMPLE_CHANGE_DYNAMIC_TYPE.
20967 (verify_types_in_gimple_stmt): Likewise.
20968 * tree-inline.c (estimate_num_insns): Likewise.
20969 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
20970 (copy_decl_to_var): Likewise.
20971 (copy_result_decl_to_var): Likewise.
20972 * tree-pretty-print.c (dump_generic_node): Do not handle
20973 CHANGE_DYNAMIC_TYPE_EXPR.
20974 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
20975 * tree-ssa-operands.c (get_expr_operands): Likewise.
20976 * tree-ssa-structalias.c (struct variable_info): Remove
20977 no_tbaa_pruning member.
20978 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
20979 (unify_nodes): Do not copy it.
20980 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
20981 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
20982 (set_uids_in_ptset): Do not check it.
20983 (find_what_var_points_to): Likewise.
20984 (compute_tbaa_pruning): Remove.
20985 (compute_points_to_sets): Do not call it.
20986 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
20987 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
20988 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
20989 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
20990 (DECL_NO_TBAA_P): Likewise.
20991 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
20992 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
20993 (expand_omp_atomic_pipeline): Do not set it.
20994 * print-tree.c (print_node): Do not dump it.
20995 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
20998 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
21001 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
21004 2009-05-22 Mark Mitchell <mark@codesourcery.com>
21006 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
21009 2009-05-22 Ben Elliston <bje@au.ibm.com>
21011 * Makefile.in (bversion.h, s-bversion): New targets.
21012 (TOPLEV_H): Add bversion.h.
21013 * toplev.h: Include "bversion.h".
21014 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
21015 the __format__ attribute only if compiling with the same version
21016 of GCC as the sources (the "build version").
21018 2009-05-22 Ben Elliston <bje@au.ibm.com>
21020 * c-format.c (handle_format_attribute): Fix comment typo.
21022 2009-05-21 Steve Ellcey <sje@cup.hp.com>
21025 * config/ia64/ia64.opt (mfused-madd): New.
21026 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
21027 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
21028 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
21029 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
21030 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
21031 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
21032 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
21033 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
21034 instruction if !TARGET_FUSED_MADD.
21035 (fpma, fpms): Remove colon from name.
21037 2009-05-22 Richard Guenther <rguenther@suse.de>
21039 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
21040 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
21041 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
21043 (create_expression_by_pieces): Only convert if necessary.
21044 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
21045 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
21047 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
21049 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
21050 regular pattern from a template and rename it ...
21051 (*extzv_truncsi_exts): ... to this.
21053 2009-05-21 Richard Guenther <rguenther@suse.de>
21055 * cgraph.h (struct cgraph_node): Remove inline_decl member.
21056 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
21057 (cgraph_default_inline_p): Likewise.
21058 (cgraph_decide_inlining_incrementally): Likewise.
21060 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
21061 Uros Bizjak <ubizjak@gmail.com>
21063 * config/i386/cpuid.h (bit_MOVBE): New.
21065 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
21067 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
21068 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
21069 (ix86_handle_option): Handle OPT_mmovbe.
21070 (ix86_target_string): Add -mmovbe.
21071 (pta_flags): Add PTA_MOVBE.
21072 (processor_alias_table): Add PTA_MOVBE to "atom".
21073 (override_options): Handle PTA_MOVBE.
21075 * config/i386/i386.h (TARGET_MOVBE): New.
21077 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
21078 (*bswapsi_movbe): New.
21079 (*bswapdi_movbe): Likewise.
21080 (bswapdi2): Renamed to ...
21081 (*bswapdi_1): This.
21082 (bswapdi2): New expander.
21084 * config/i386/i386.opt (mmovbe): New.
21086 * doc/invoke.texi: Document -mmovbe.
21088 2009-05-21 Taras Glek <tglek@mozilla.com>
21090 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
21091 * gcc-plugin.h (plugin_init): Updated signature.
21092 * gcc-plugin.h (plugin_name_args): Moved to this header.
21093 * doc/plugins.texi (plugin_init): Updated documention to reflect
21095 * doc/plugins.texi (plugin_name_args): Added to documention.
21097 2009-05-21 Mark Mitchell <mark@codesourcery.com>
21099 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
21100 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
21102 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
21104 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
21105 JUMP_TABLE_DATA_P predicates where applicable.
21106 * config/i386/predicates.md: Ditto.
21107 * config/i386/sse.md: Ditto.
21109 2009-05-21 Jakub Jelinek <jakub@redhat.com>
21111 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
21112 operand2 -128 override length_immediate attribute to 1.
21113 * config/i386/predicates.md (constm128_operand): New predicate.
21115 * config/i386/i386.c (memory_address_length): Handle %r12
21116 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
21118 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
21119 mode look through optional ZERO_EXTEND and SUBREG.
21120 * config/i386/i386.md (R12_REG): New define_constant.
21121 (prefix_data16): For sse unit set also for MODE_TI insns.
21122 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
21123 insns set if operand 1 is ext_QIreg_operand.
21124 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
21125 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
21127 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
21128 mode from MODE_DI to MODE_SI.
21129 (movdi_1_rex64): Override modrm and length_immediate attributes
21130 only for movabs (TYPE_IMOV, alternative 2).
21131 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
21132 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
21133 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
21134 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
21135 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
21136 prefix_rex attribute if DImode.
21137 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
21138 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
21139 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
21140 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
21141 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
21142 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
21143 Likewise. For TYPE_IMOV clear length_immediate attribute.
21144 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
21145 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
21146 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
21147 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
21148 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
21149 or one operand TYPE_ISHIFT.
21150 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
21151 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
21152 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
21153 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
21154 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
21155 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
21156 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
21157 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
21158 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
21159 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
21160 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
21161 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
21162 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
21163 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
21164 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
21165 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
21166 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
21167 set mode attribute, don't override length attribute.
21168 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
21170 (return_internal_long): Set length attribute to 2 instead of 1.
21171 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
21172 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
21173 prefix_rex attribute.
21174 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
21176 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
21178 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21180 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
21182 2009-05-20 Ian Lance Taylor <iant@google.com>
21184 * tree.c (build_tree_list_vec_stat): New function.
21185 (ctor_to_vec): New function.
21186 (build_nt_call_vec): New function.
21187 (build_call_array): Change args to be a const pointer.
21188 (build_call_vec): New function.
21189 * tree.h (build_nt_call_vec): Declare.
21190 (build_tree_list_vec_stat): Declare.
21191 (build_tree_list_vec): Define.
21192 (build_call_array): Update declaration.
21193 (build_call_vec): Declare.
21194 (ctor_to_vec): Declare.
21195 * c-common.c (tree_vector_cache): New static variable.
21196 (make_tree_vector): New function.
21197 (release_tree_vector): New function.
21198 (make_tree_vector_single): New function.
21199 (make_tree_vector_copy): New function.
21200 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
21201 (make_tree_vector_single, make_tree_vector_copy): Declare.
21202 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
21203 (c_parser_expr_list): Don't manage cache here, instead call
21205 (c_parser_release_expr_list): Remove static function.
21206 (c_parser_vec_to_tree_list): Remove static function.
21207 (c_parser_attributes): Call build_tree_list_vec instead of
21208 c_parser_vec_to_tree_list. Call release_tree_vector instead of
21209 c_parser_release_expr_list.
21210 (c_parser_postfix_expression_after_primary): Likewise.
21211 (c_parser_objc_keywordexpr): Likewise.
21213 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
21215 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
21216 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
21217 TARGET_CONVERT_TO_TYPE.
21218 * hooks.c (hook_tree_const_tree_null): Define.
21219 * hooks.h (hook_tree_const_tree_null): Declare.
21220 * target.h (struct gcc_target): Add invalid_parameter_type,
21221 invalid_return_type, promoted_type, and convert_to_type fields.
21222 * target-def.h (TARGET_INVALID_PARAMETER_TYPE): Define.
21223 (TARGET_INVALID_RETURN_TYPE): Define.
21224 (TARGET_PROMOTED_TYPE): Define.
21225 (TARGET_CONVERT_TO_TYPE): Define.
21226 (TARGET_INITIALIZER): Update for new fields.
21227 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
21228 (grokparms): Check targetm.invalid_parameter_type.
21229 * c-typeck.c (default_conversion): Check targetm.promoted_type.
21230 * c-convert.c (convert): Check targetm.convert_to_type.
21232 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
21234 * config/mips/mips.md (*extenddi_truncate<mode>,
21235 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
21237 (*extendhi_truncateqi): New define_insn_and_sptit.
21239 2009-05-20 Jakub Jelinek <jakub@redhat.com>
21241 PR middle-end/40204
21242 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
21243 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
21245 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
21247 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
21248 the operand of VIEW_CONVERT_EXPR.
21250 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
21252 * config/i386/driver-i386.c (host_detect_local_cpu): Check
21253 extended family and model for Intel processors. Support Intel Atom.
21255 2009-05-20 Olivier Hainque <hainque@adacore.com>
21257 * gstab.h (stab_code_type): Define, to be used instead of the
21258 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
21260 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
21261 occurrences by stab_code_type.
21262 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
21264 2009-05-20 Martin Jambor <mjambor@suse.cz>
21266 * tree-flow.h (insert_edge_copies_seq): Undeclare.
21267 (sra_insert_before): Likewise.
21268 (sra_insert_after): Likewise.
21269 (sra_init_cache): Likewise.
21270 (sra_type_can_be_decomposed_p): Likewise.
21271 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
21272 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
21273 (sra_insert_before): Likewise.
21274 (sra_insert_after): Likewise.
21275 (sra_init_cache): Likewise.
21276 (insert_edge_copies_seq): Made static and moved upwards.
21278 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
21281 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
21283 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
21284 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
21287 2009-05-20 Richard Guenther <rguenther@suse.de>
21289 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
21290 with mismatched comparison modes.
21292 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21294 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
21295 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
21296 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
21297 with shifts for Thumb2.
21298 (orsi_notsi): New for orn.
21299 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
21300 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
21301 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
21302 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
21303 Don't invert remainder for IOR.
21305 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
21307 PR tree-optimization/40087
21308 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
21309 number_of_iterations_ne): Rename never_infinite argument.
21310 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
21311 number_of_iterations_le): Handle pointer-type ivs when
21312 exit_must_be_taken is false.
21313 (number_of_iterations_cond): Do not always assume that
21314 exit_must_be_taken if the control variable is a pointer.
21316 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
21318 * c-typeck.c (build_binary_op): Allow % on integal vectors.
21319 * doc/extend.texi (Vector Extension): Document that % is allowed too.
21321 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
21323 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
21324 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
21326 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
21329 * c.opt (Wlogical-op): Disabled by default.
21330 * c-opt (c_common_post_options): Do not enable Wlogical-op with
21332 * doc/invoke.texi (Wlogical-op): Likewise.
21334 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
21336 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
21338 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
21339 Propagate the type of the first operand.
21340 <ASSERT_EXPR>: Simplify.
21341 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
21342 Rewrite using the RHS code as discriminant.
21343 <NOP_EXPR>: Turn into CASE_CONVERT.
21344 <PLUS_EXPR>: Propagate the type of the first operand.
21346 2009-05-19 Steve Ellcey <sje@cup.hp.com>
21348 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
21349 (ia64_dconst_0_375): New.
21350 * config/ia64/ia64.c (ia64_override_options): Remove
21351 -minline-sqrt-min-latency warning.
21352 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
21353 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
21354 * config/ia64/ia64.md (*sqrt_approx): Remove.
21355 (sqrtsf2): Remove #if 0.
21356 (sqrtsf2_internal_thr): Rewrite and move to div.md.
21357 (sqrtdf): Remove assert.
21358 (sqrtdf2_internal_thr): Rewrite and move to div.md.
21359 (sqrtxf2): Remove #if 0.
21360 (sqrtxf2_internal_thr): Rewrite and move to div.md.
21361 * div.md (sqrt_approx_rf): New.
21362 (sqrtsf2_internal_thr): New implementation.
21363 (sqrtsf2_internal_lat): New.
21364 (sqrtdf2_internal_thr: New implementation.
21365 (sqrtxf2_internal): New implementation.
21367 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
21368 Hans-Peter Nilsson <hp@axis.com>
21370 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
21371 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
21372 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
21373 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
21374 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
21375 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
21376 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
21377 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
21378 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
21379 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
21380 * c-common.c: ...from here.
21382 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
21384 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
21386 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21388 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
21390 2009-05-19 Ben Elliston <bje@au.ibm.com>
21392 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
21393 assignments with memcpy calls.
21394 (add_fdes): Likewise.
21395 (binary_search_unencoded_fdes): Likewise.
21396 (linear_search_fdes): Eliminate type puns.
21398 2009-05-19 Richard Guenther <rguenther@suse.de>
21400 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
21401 not falsely claim to have propagated into all uses.
21403 2009-05-19 Ben Elliston <bje@au.ibm.com>
21405 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
21408 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
21410 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
21411 * config/sh/sh.c (sh_legitimate_address_p): Make static.
21412 (TARGET_LEGITIMATE_ADDRESS_P): New.
21413 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21414 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
21416 2009-05-18 Dodji Seketeli <dodji@redhat.com>
21419 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
21420 child of the containing namespace's DIE.
21422 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
21424 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
21425 *zero_extendhi_truncqi): Move after the zero_extend patterns.
21426 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
21429 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
21432 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
21433 gen_align with gen_pad.
21434 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
21435 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
21437 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
21438 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
21440 * config/i386/i386.md (align): Renamed to ...
21441 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
21442 ASM_OUTPUT_MAX_SKIP_PAD.
21444 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
21446 * config.gcc: Fix variable syntax.
21449 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
21450 before calling exact_log2.
21451 (output_iorsi3): Likewise.
21452 (output_xorsi3): Likewise.
21454 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
21456 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
21457 for the none zero constant operand except for EQ and NE
21458 comprisons even when the first operand is R0.
21460 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
21462 * config/s390/2064.md: Remove trailing whitespaces.
21463 * config/s390/2084.md: Likewise.
21464 * config/s390/constraints.md: Likewise.
21465 * config/s390/fixdfdi.h: Likewise.
21466 * config/s390/libgcc-glibc.ver: Likewise.
21467 * config/s390/s390-modes.def: Likewise.
21468 * config/s390/s390-protos.h: Likewise.
21469 * config/s390/s390.c: Likewise.
21470 * config/s390/s390.h: Likewise.
21471 * config/s390/s390.md: Likewise.
21472 * config/s390/tpf-unwind.h: Likewise.
21474 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
21476 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
21478 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
21481 * configure.ac (m68k-*-*): Check if binutils support TLS.
21482 * configure: Regenerate.
21483 * config/m68k/predicates.md (symbolic_operand): Extend comment.
21484 * config/m68k/constraints.md (Cu): New constraint.
21485 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
21486 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
21487 (movsi): Handle TLS symbols.
21488 (addsi3_5200): Handle XTLS symbols, indent.
21489 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
21490 (m68k_tls_reference_p): Declare.
21491 (m68k_legitimize_address): Declare.
21492 (m68k_unwrap_symbol): Declare.
21493 * config/m68k/m68k.opt (mxtls): New option.
21494 * config/m68k/m68k.c (ggc.h): Include.
21495 (m68k_output_dwarf_dtprel): Implement hook.
21496 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
21497 (m68k_expand_prologue): Load GOT pointer when function needs it.
21498 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
21499 (m68k_legitimate_constant_address_p): Same.
21500 (m68k_decompose_address): Handle TLS references.
21501 (m68k_get_gp): New static function.
21502 (enum m68k_reloc): New contants.
21503 (TLS_RELOC_P): New macro.
21504 (m68k_wrap_symbol): New static function.
21505 (m68k_unwrap_symbol): New function.
21506 (m68k_final_prescan_insn_1): New static function.
21507 (m68k_final_prescan_insn): New function.
21508 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
21510 (legitimize_pic_address): Handle TLS references..
21511 (m68k_tls_get_addr, m68k_get_tls_get_addr)
21512 (m68k_libcall_value_in_a0_p)
21513 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
21514 (m68k_call_m68k_read_tp): Helper variables and functions for ...
21515 (m68k_legitimize_tls_address): Handle TLS references.
21516 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
21518 (m68k_legitimize_address): Handle TLS symbols.
21519 (m68k_get_reloc_decoration): New static function.
21520 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
21522 (m68k_output_dwarf_dtprel): Implement hook.
21523 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
21524 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
21525 m68k_call_* routines.
21526 (sched_attr_op_type): Handle TLS symbols.
21527 (gt-m68k.h): Include.
21528 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
21529 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
21531 2009-05-18 Martin Jambor <mjambor@suse.cz>
21533 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
21534 (visit_store_addr_for_mod_analysis): New function.
21535 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
21536 (determine_cst_member_ptr): Use gimple_assign_single_p.
21537 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
21538 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
21539 operands. Don't check number of operands of a NOP_EXPR.
21541 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
21543 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
21545 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
21548 * c-common.c (warn_logical_operator): Don't warn if one of
21549 expression isn't always true or false.
21551 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
21553 * config/i386/biarch32.h: New file.
21554 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
21556 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
21558 * config/mips/mips.md (*zero_extend<mode>_trunchi,
21559 *zero_extend<mode>_truncqi): Merge these into ...
21560 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
21561 Name the pattern following this as *zero_extendhi_truncqi.
21563 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
21565 PR middle-end/39301
21566 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
21567 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
21568 (output_info): Make field HOST_WIDEST_INT.
21569 (print_statistics): Use HOST_WIDEST_INT_PRINT.
21570 (dump_bitmat_statistics): Same.
21572 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
21574 * config.gcc (use_gcc_stdint): Set to wrap.
21575 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
21576 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
21577 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
21578 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
21579 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
21580 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
21581 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
21582 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
21584 2009-05-16 Joseph Myers <joseph@codesourcery.com>
21586 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
21588 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
21589 Move definitions earlier.
21590 (OPT_ARCH64, OPT_ARCH32): Define.
21591 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
21594 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
21597 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
21600 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
21602 * arm.md (movdi2): Copy non-reg values to DImode registers.
21604 2009-05-16 Jakub Jelinek <jakub@redhat.com>
21607 * final.c (label_to_max_skip): New function.
21608 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
21609 CODE_LABEL_NUMBER <= max_labelno.
21610 * output.h (label_to_max_skip): New prototype.
21611 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
21612 (ix86_avoid_jump_mispredicts): ... this. Don't define if
21613 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
21614 Handle CODE_LABELs with >= 16 byte alignment or with
21615 max_skip == (1 << align) - 1.
21616 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
21617 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
21620 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
21621 .p2align 3 if MAX_SKIP is smaller than 7.
21622 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
21624 2009-05-15 Ian Lance Taylor <iant@google.com>
21626 * alias.c (struct alias_set_entry_d): Rename from struct
21627 alias_set_entry. Change all uses.
21628 * except.c (struct call_site_record_d): Rename from struct
21629 call_site_record. Change all uses.
21630 * except.h (struct eh_region_d): Rename from struct eh_region.
21632 * gcse.c (struct hash_table_d): Rename from struct hash_table.
21634 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
21635 ivtype_map_elt. Change all uses.
21636 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
21638 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
21639 * graphite.h (struct name_tree_d): Rename from struct name_tree.
21641 (struct sese_d): Rename from struct sese. Change all uses.
21642 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
21643 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
21644 * optabs.h (struct optab_d): Rename from struct optab. Change all
21646 (struct convert_optab_d): Rename from struct convert_optab.
21648 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
21649 ipa_opt_pass. Change all uses.
21650 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
21653 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
21654 defined as a typedef.
21655 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
21658 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
21661 * fold-const.c (make_range,build_range_check,merge_ranges): Move
21663 (merge_ranges): Returns bool.
21664 * tree.h (make_range): .. to here.
21665 (build_range_check): Likewise.
21666 (merge_ranges): Likewise. Renamed from merge_ranges.
21667 * c-typeck.c (parser_build_binary_op): Update calls to
21668 warn_logical_operator.
21669 * c-common.c (warn_logical_operator): Add new warning.
21670 * c-common.h (warn_logical_operator): Update declaration.
21672 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
21674 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
21676 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21678 * doc/install.texi: Document MPC requirements, flags etc.
21680 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
21681 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
21682 Evaluate constant arguments.
21683 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
21684 (fold_builtin_1): Likewise, also evaluate constant arguments.
21685 Remove superfluous break.
21686 (do_mpc_ckconv): New.
21687 * real.h: Include mpc.h.
21688 * toplev.c (print_version): Output MPC version info if available.
21690 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
21692 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
21694 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
21696 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
21699 2009-05-15 Jan Hubicka <jh@suse.cz>
21701 * doc/invoke.texi (max-early-inliner-iterations): New flag.
21702 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
21703 (try_inline): Fix return value.
21704 (cgraph_decide_inlining_incrementally): Honor new value.
21705 (cgraph_early_inlining): Handle indirect inlining.
21706 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
21708 2009-05-15 Jan Hubicka <jh@suse.cz>
21710 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
21711 * cgraphunit.c (cgraph_finalize_function): Set it.
21712 (cgraph_expand_function): Use it.
21714 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
21716 * real.c (encode_ieee_half): Define.
21717 (decode_ieee_half): Define.
21718 (ieee_half_format): Define.
21719 (arm_half_format): Define.
21720 * real.h (ieee_half_format): Declare.
21721 (arm_half_format): Declare.
21723 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
21725 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
21726 swapped, and reversed optabs exist before trying to use them.
21728 2009-05-15 Paul Brook <paul@codesourcery.com>
21729 Sandra Loosemore <sandra@codesourcery.com>
21731 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
21732 loads. Allow PRE_DEC.
21733 (output_move_neon): Handle PRE_DEC.
21734 (arm_print_operand): Add 'A' for neon structure loads.
21735 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
21736 * config/arm/neon.md (neon_mov): Update comment.
21737 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
21739 (Um): New constraint.
21741 2009-05-15 Jan Hubicka <jh@suse.cz>
21743 Revert the following patch until testsuite fallout is fixed:
21744 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
21745 * cgraph.h (struct inline_summary): New filed self_wize,
21746 size_inlining_benefit, self_time and time_inlining_benefit.
21747 (struct cgraph_global_info): Replace insns by time ans size fields.
21748 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
21749 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
21750 (ipcp_update_callgraph): Do not touch function bodies.
21751 * ipa-inline.c: Include except.h
21752 (MAX_TIME): New constant.
21753 (overall_insns): Remove
21754 (overall_size, max_benefit): New static variables.
21755 (cgraph_estimate_time_after_inlining): New function.
21756 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
21757 (cgraph_clone_inlined_nodes): Update size.
21758 (cgraph_mark_inline_edge): Update size.
21759 (cgraph_estimate_growth): Use size info.
21760 (cgraph_check_inline_limits): Check size.
21761 (cgraph_default_inline_p): Likewise.
21762 (cgraph_edge_badness): Compute badness based on benefit and size cost.
21763 (cgraph_decide_recursive_inlining): Check size.
21764 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
21766 (cgraph_decide_inlining): Likewise.
21767 (cgraph_decide_inlining_incrementally): Likewise; honor
21768 PARAM_EARLY_INLINING_INSNS.
21769 (likely_eliminated_by_inlining_p): New predicate.
21770 (estimate_function_body_sizes): New function.
21771 (compute_inline_parameters): Use it.
21772 * except.c (must_not_throw_labels): New function.
21773 * except.h (must_not_throw_labels): Declare.
21774 * tree-inline.c (init_inline_once): Kill inlining_weigths
21775 * tree-ssa-structalias.c: Avoid uninitialized warning.
21776 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
21777 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
21778 (PARAM_INLINE_CALL_COST): Remove.
21779 (PARAM_EARLY_INLINING_INSNS): New.
21781 2009-05-15 Richard Guenther <rguenther@suse.de>
21783 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
21784 not TODO_update_ssa.
21786 2009-05-15 Richard Guenther <rguenther@suse.de>
21788 PR tree-optimization/39999
21789 * gimple.h (gimple_expr_type): Use the expression type looking
21790 through useless conversions.
21791 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
21792 (vn_nary_op_insert_stmt): Likewise.
21793 (simplify_binary_expression): Likewise.
21795 2009-05-15 Richard Guenther <rguenther@suse.de>
21797 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
21798 New options, enabled by default.
21799 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
21801 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
21802 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
21803 * tree-ssa-structalias.c (gate_tree_pta): New function.
21804 (pass_build_alias): Use it.
21806 2009-05-15 Joseph Myers <joseph@codesourcery.com>
21808 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
21809 recurse on an invariant address if a conversion from a pointer
21810 type to a wider integer type is involved.
21812 2009-05-15 Jan Hubicka <jh@suse.cz>
21814 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
21815 * cgraph.h (struct inline_summary): New filed self_wize,
21816 size_inlining_benefit, self_time and time_inlining_benefit.
21817 (struct cgraph_global_info): Replace insns by time ans size fields.
21818 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
21819 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
21820 (ipcp_update_callgraph): Do not touch function bodies.
21821 * ipa-inline.c: Include except.h
21822 (MAX_TIME): New constant.
21823 (overall_insns): Remove
21824 (overall_size, max_benefit): New static variables.
21825 (cgraph_estimate_time_after_inlining): New function.
21826 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
21827 (cgraph_clone_inlined_nodes): Update size.
21828 (cgraph_mark_inline_edge): Update size.
21829 (cgraph_estimate_growth): Use size info.
21830 (cgraph_check_inline_limits): Check size.
21831 (cgraph_default_inline_p): Likewise.
21832 (cgraph_edge_badness): Compute badness based on benefit and size cost.
21833 (cgraph_decide_recursive_inlining): Check size.
21834 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
21836 (cgraph_decide_inlining): Likewise.
21837 (cgraph_decide_inlining_incrementally): Likewise; honor
21838 PARAM_EARLY_INLINING_INSNS.
21839 (likely_eliminated_by_inlining_p): New predicate.
21840 (estimate_function_body_sizes): New function.
21841 (compute_inline_parameters): Use it.
21842 * except.c (must_not_throw_labels): New function.
21843 * except.h (must_not_throw_labels): Declare.
21844 * tree-inline.c (init_inline_once): Kill inlining_weigths
21845 * tree-ssa-structalias.c: Avoid uninitialized warning.
21846 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
21847 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
21848 (PARAM_INLINE_CALL_COST): Remove.
21849 (PARAM_EARLY_INLINING_INSNS): New.
21850 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
21851 (inline-call-cost): Remove.
21852 (early-inlining-insns): New.
21854 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
21856 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
21858 (print_int_cst_bounds_in_octal_p): Likewise.
21859 (dbxout_type): Adjust calls to above functions. Be prepared to deal
21861 * dwarf2out.c (base_type_die): Likewise.
21862 (is_subrange_type): Delete.
21863 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
21864 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
21865 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
21866 if the destination type is boolean.
21867 (build_range_check): Do not special-case subtypes.
21868 (fold_sign_changed_comparison): Likewise.
21869 (fold_unary): Likewise.
21870 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
21871 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
21872 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
21873 * tree.c (subrange_type_for_debug_p): New predicate based on the
21874 former is_subrange_type.
21875 * tree.h (subrange_type_for_debug_p): Declare.
21876 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
21877 (convert_affine_scev): Remove call to above function.
21878 (chrec_convert_aggressive): Likewise.
21879 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
21880 false for conversions involving subtypes.
21881 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
21882 (vrp_val_min): Likewise.
21883 (needs_overflow_infinity): Likewise.
21884 (extract_range_from_unary_expr): Likewise.
21886 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
21888 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
21889 * config/frv/frv.c: Likewise.
21890 * config/s390/s390.c: Likewise.
21891 * config/sparc/sparc.h: Likewise.
21892 * config/i386/i386.h: Likewise.
21893 * config/i386/i386.c: Likewise.
21894 * config/crx/crx.c: Likewise.
21895 * config/m68hc11/m68hc11.h: Likewise.
21896 * config/iq2000/iq2000.c: Likewise.
21897 * config/mn10300/mn10300.h: Likewise.
21898 * config/mn10300/mn10300.c: Likewise.
21899 * config/m68k/m68k.c: Likewise.
21900 * config/rs6000/rs6000.c: Likewise.
21901 * config/rs6000/xcoff.h: Likewise.
21902 * config/rs6000/linux64.h: Likewise.
21903 * config/rs6000/sysv4.h: Likewise.
21904 * config/score/score3.c: Likewise.
21905 * config/score/score7.c: Likewise.
21906 * config/score/score.c: Likewise.
21907 * config/arm/arm.md: Likewise.
21908 * config/mips/mips.c: Likewise.
21909 * config/mips/mips.md: Likewise.
21910 * config/bfin/bfin.h: Likewise.
21911 * config/pa/pa.c: Likewise.
21912 * config/pa/constraints.md: Likewise.
21914 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
21915 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
21916 * config/pdp11/pdp11.h: Use memory_address_p instead.
21918 2009-05-14 Ian Lance Taylor <iant@google.com>
21920 * passes.c (finish_optimization_passes): Change i to int.
21921 * plugin.c (plugins_active_p): Change event to int.
21922 (dump_active_plugins): Likewise.
21923 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
21925 * tree.c (tree_range_check_failed): Change c to unsigned int.
21926 (omp_clause_range_check_failed): Likewise.
21927 (build_common_builtin_nodes): Change mode to int. Add cast.
21928 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
21929 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
21931 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
21932 ++ or -- with a variable of enum type.
21934 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
21937 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
21939 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
21941 * store-motion.c: Do not include params.h
21942 * Makefile.in: Fix dependencies for various files.
21944 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
21946 * auto-inc-dec.c: Fix pass description, remove apparent
21947 accidental duplication.
21949 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
21951 PR middle-end/40147
21952 * ipa-utils.h (memory_identifier_string): Moved to ...
21953 * tree.h (memory_identifier_string): Here. Add GTY(()).
21955 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
21957 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
21958 in the former documentation of...
21959 (GO_IF_LEGITIMATE_ADDRESS): ... this.
21960 * ira-conflicts.c (get_dup_num): Use address_operand.
21961 * targhooks.c (default_legitimate_address_p): New.
21962 * targhooks.h (default_legitimate_address_p): New.
21963 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
21965 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
21966 * target.h (struct target): Add legitimate_address_p.
21967 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
21968 (TARGET_INITIALIZER): Include it.
21970 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21971 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
21972 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
21973 (TARGET_LEGITIMATE_ADDRESS_P): New.
21975 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21976 (REG_OK_STRICT_P): Delete.
21977 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
21978 (frv_legitimate_address_p_1): ... this.
21979 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
21980 (frv_legitimate_address_p_1): ... the renamed old
21981 frv_legitimate_address_p.
21982 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
21983 (TARGET_LEGITIMATE_ADDRESS_P): New.
21985 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21986 * config/s390/s390-protos.h (legitimate_address_p): Remove.
21987 * config/s390/s390.c (legitimate_address_p): Rename to...
21988 (s390_legitimate_address_p): ... this, make static.
21989 (legitimize_address): Adjust call.
21990 (TARGET_LEGITIMATE_ADDRESS_P): New.
21991 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
21993 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21994 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
21995 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
21996 (TARGET_LEGITIMATE_ADDRESS_P): New.
21998 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21999 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
22000 * config/spu/spu.c (spu_legitimate_address): Rename to...
22001 (spu_legitimate_address_p): ... this, make static.
22002 (TARGET_LEGITIMATE_ADDRESS_P): New.
22004 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22005 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
22006 * config/sparc/sparc.c (legitimate_address_p): Rename to...
22007 (sparc_legitimate_address_p): ... this, make static and return bool.
22008 (legitimize_address): Adjust call.
22009 (TARGET_LEGITIMATE_ADDRESS_P): New.
22011 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22012 * config/i386/i386-protos.h (legitimate_address_p): Remove.
22013 * config/i386/i386.c (legitimate_address_p): Rename to...
22014 (ix86_legitimate_address_p): ... this, make static.
22015 (constant_address_p): Move after it, adjust call.
22016 (TARGET_LEGITIMATE_ADDRESS_P): New.
22018 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22019 * config/avr/avr-protos.h (legitimate_address_p): Remove.
22020 * config/avr/avr.c (legitimate_address_p): Rename to...
22021 (avr_legitimate_address_p): ... this, make static.
22022 (legitimize_address): Adjust call.
22023 (TARGET_LEGITIMATE_ADDRESS_P): New.
22025 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22026 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
22027 * config/crx/crx.c (crx_legitimate_address_p): Make static.
22028 (TARGET_LEGITIMATE_ADDRESS_P): New.
22030 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22031 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
22032 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
22033 (TARGET_LEGITIMATE_ADDRESS_P): New.
22035 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22036 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
22038 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
22040 (TARGET_LEGITIMATE_ADDRESS_P): New.
22042 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22043 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
22045 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
22047 (m68hc11_legitimate_address_p): ... this, make static.
22048 (go_if_legitimate_address_internal): Rename to...
22049 (m68hc11_legitimate_address_p_1): ... this.
22050 (legitimize_address): Adjust call.
22051 (TARGET_LEGITIMATE_ADDRESS_P): New.
22053 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22054 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
22055 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
22056 (TARGET_LEGITIMATE_ADDRESS_P): New.
22058 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22059 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
22060 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
22061 (mn10300_legitimate_address_p): ... this, make static.
22062 (TARGET_LEGITIMATE_ADDRESS_P): New.
22064 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22065 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
22066 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
22067 (TARGET_LEGITIMATE_ADDRESS_P): New.
22069 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22070 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
22071 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
22072 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22073 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
22074 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
22075 (rs6000_legitimate_address_p): ... this, make static.
22076 (TARGET_LEGITIMATE_ADDRESS_P): New.
22077 (REG_MODE_OK_FOR_BASE_P): Delete.
22078 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
22080 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22081 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
22083 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
22084 static, adjust types.
22085 (TARGET_LEGITIMATE_ADDRESS_P): New.
22087 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22088 * config/score/score.c (score_address_p): Rename to...
22089 (score_legitimate_address_p): ... this.
22090 (TARGET_LEGITIMATE_ADDRESS_P): New.
22091 * config/score/score3.c (score3_address_p): Rename to...
22092 (score3_legitimate_address_p): ... this.
22093 * config/score/score7.c (score7_address_p): Rename to...
22094 (score7_legitimate_address_p): ... this.
22096 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
22097 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
22098 GO_IF_LEGITIMATE_ADDRESS): Delete.
22099 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
22100 thumb2_legitimate_address_p): Delete.
22101 (arm_legitimate_address_p): Rename to...
22102 (arm_legitimate_address_outer_p): ... this.
22103 * config/arm/constraints.md ("Uq"): Adjust call.
22104 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
22105 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
22107 (arm_legitimate_address_outer_p): ... this.
22108 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
22110 (TARGET_LEGITIMATE_ADDRESS_P): New.
22112 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22113 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
22114 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
22115 (TARGET_LEGITIMATE_ADDRESS_P): New.
22117 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22118 * config/vax/vax-protos.h (legitimate_address_p): Remove.
22119 * config/vax/vax.c (legitimate_address_p): Rename to...
22120 (vax_legitimate_address_p): ... this, make static.
22121 (TARGET_LEGITIMATE_ADDRESS_P): New.
22123 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22124 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
22125 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
22126 (TARGET_LEGITIMATE_ADDRESS_P): New.
22128 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22129 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
22130 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
22131 (mmix_legitimate_address_p): ... this, make static.
22132 (TARGET_LEGITIMATE_ADDRESS_P): New.
22134 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22135 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
22136 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
22137 (TARGET_LEGITIMATE_ADDRESS_P): New.
22139 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
22141 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
22142 of MODE_COMPLEX_INT.
22144 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
22146 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
22147 LCT_NORMAL in function call.
22148 * mips-tdump.c (print_file_desc): Add cast to enum type.
22149 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
22150 (mark_stabs): Add casts to enum types.
22151 (parse_stabs_common): Add casts to enum types.
22153 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
22155 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
22156 Check for invalid values of LETTER.
22158 2009-05-13 Taras Glek <tglek@mozilla.com>
22160 * attribs.c (register_attribute): moved out attribute registration
22161 into register_attribute.
22162 * doc/plugins.texi: Documented register_attribute and
22164 * gcc-plugin.h: Added forward decl for register_attribute.
22165 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
22166 * plugin.c (register_callback, invoke_plugin_callbacks): Added
22167 PLUGIN_ATTRIBUTES boilerplate.
22169 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
22171 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
22172 values even in sentinel and empty entries.
22173 (ms_printf_flag_specs): Likewise.
22174 (ms_scanf_flag_specs): Likewise.
22175 (ms_strftime_flag_specs): Likewise.
22176 (ms_print_char_table): Likewise.
22177 (ms_scan_char_table): Likewise.
22178 (ms_time_char_table): Likewise.
22180 2009-05-13 Doug Kwan <dougkwan@google.com>
22182 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
22184 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
22186 * config/mips/mips.md (store): Add attributes for QI and HI.
22188 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
22189 (truncdi<mode>2): ... this new pattern.
22191 2009-05-13 Brad Hards <bradh@kde.org>
22193 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
22195 2009-05-14 Jakub Jelinek <jakub@redhat.com>
22196 Ben Elliston <bje@au.ibm.com>
22198 PR middle-end/40035
22199 * dse.c (check_mem_read_rtx): Guard against width == -1.
22201 2009-05-13 Michael Matz <matz@suse.de>
22203 PR middle-end/39976
22204 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
22205 (trivially_conflicts_p): New function.
22206 (insert_backedge_copies): Use it.
22208 2009-05-13 Janis Johnson <janis187@us.ibm.com>
22210 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
22211 (handle_stdc_pragma): Use new enum constant names.
22212 (handle_pragma_float_const_decimal64): Ditto.
22214 2009-05-13 Ian Lance Taylor <iant@google.com>
22216 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
22219 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
22221 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
22222 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
22224 * config/m68k/m68k.h (FL_UCLINUX): Define.
22226 2009-05-13 Jan Hubicka <jh@suse.cz>
22228 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
22230 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
22232 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
22233 unless -fschedule-insns is specified.
22235 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
22238 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
22239 TARGET_EXPAND_CBRANCHDI4.
22240 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
22241 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
22242 (cmpeqdi): Fix comment.
22244 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
22246 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
22247 (sh_legitimate_address_p): Likewise.
22248 * config/sh/sh.c (sh_legitimate_index_p): New.
22249 (sh_legitimate_address_p): Likewise.
22250 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
22251 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
22252 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
22253 (MAYBE_BASE_REGISTER_RTX_P): New macro.
22254 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
22255 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
22256 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
22257 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
22258 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
22260 2009-05-12 Jan Hubicka <jh@suse.cz>
22262 * tree-inline.c (estimate_operator_cost): Add operands;
22263 when division happens by constant, it is cheap.
22264 (estimate_num_insns): Loads and stores are not having cost of 0;
22265 EH magic stuff is cheap; when computing runtime cost of switch,
22266 use log2 base of amount of its cases; builtin_expect has cost of 0;
22267 compute cost for moving return value of call.
22268 (init_inline_once): Initialize time_based flags.
22269 * tree-inline.h (eni_weights_d): Add time_based flag.
22271 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
22273 * df-core.c: Update head documentation.
22275 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
22278 * rs6000.c (rs6000_generate_compare): Use op1b instead of
22279 shadowing exisiting variable op1.
22281 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
22284 * config/i386/driver-i386.c (processor_signatures): New enum.
22285 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
22286 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
22287 processor signature to detect geode processor.
22289 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
22293 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
22295 * optabs.c (prepare_cmp_insn): Temporarily disable test that
22296 causes spurious differences between trunk and cond-optab branch.
22298 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
22300 * dojump.c (compare_from_rtx): Delete.
22301 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
22302 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
22303 if the comparison does not satisfy the predicate; test predicates for
22304 operands 2 and 3 of a cstore pattern. Don't try cstore optab
22305 further if one existing pattern fails.
22306 * expr.h (compare_from_rtx): Delete.
22307 (prepare_operand): Declare it.
22308 * optabs.c: Change "lib call" to "libcall" throughout.
22309 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
22310 HAVE_conditional_trap, emit_cmp_insn): Delete.
22311 (can_compare_p): Delete cmp_optab case.
22312 (prepare_float_lib_cmp): Return an rtx and a machine mode.
22313 Accept other parameters by value.
22314 (prepare_operand): Make non-static.
22315 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
22316 other parameters by value. Try to widen operands here based on
22317 an optab_methods argument and looking at cbranch_optab.
22318 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
22319 loop. Use cbranch_optab directly.
22320 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
22321 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
22323 (emit_conditional_move, emit_conditional_add): Inline what's needed
22324 of compare_from_rtx, using new prepare_cmp_insn for the rest.
22325 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
22326 with COMPARE. Move cmov_optab and cstore_optab above
22327 with cbranch_optab, move cmp_optab down with ucmp_optab,
22328 remove tst_otpab. Do not initialize trap_rtx.
22329 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
22330 for trap code. Do not check HAVE_conditional_trap. Use
22331 prepare_cmp_insn. Accept no predicate for operand 3.
22332 * optabs.h (OTI_cmp): Mark as used only for libcalls.
22333 (OTI_ctrap, ctrap_optab): New.
22334 (tst_optab): Delete.
22335 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
22336 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
22337 with lookup of ctrap_optab.
22338 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
22340 (ctrap_optab): New.
22342 * combine.c (combine_simplify_rtx, simplify_set): Do not
22343 special case comparing against zero for cc0 machines.
22344 * simplify-rtx.c (simplify_binary_operation_1): Never remove
22345 COMPARE on cc0 machines.
22346 (simplify_relational_operation): Return a new expression when
22347 a COMPARE could be removed.
22348 * final.c (final_scan_insn): Compare cc_status values
22349 against LHS of a (compare FOO (const_int 0)) cc0 source.
22350 Also check if cc_status.value is the full compare.
22352 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
22353 (cstoreMM4): Document.
22354 (conditional_trap): Document ctrapMM4 instead.
22355 (sync_compare_and_swapMM): Refer to cbranchcc4.
22356 (Dependent Patterns): Eliminate obsolete information referring to
22357 the old jump optimization phase.
22358 (Canonicalization): Include cbranchcc4 case, omit canonicalization
22359 of compares with 0 on cc0 machines.
22360 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
22361 avoiding references to cc0. Remove text about storing operands
22363 * doc/tm.texi (Condition Codes): Include blurb on different
22364 condition code representations, separate into subsections for
22365 CC0, MODE_CC and conditional execution.
22367 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
22368 alpha_emit_setcc): Accept operands and a machine mode.
22369 * config/alpha/alpha.c (alpha_emit_conditional_branch):
22370 Get code/op0/op1 from operands, use machine mode argument
22371 instead of alpha_compare.fp_p. Emit the branch here.
22372 (alpha_emit_setcc): Likewise, and return boolean.
22373 (alpha_emit_conditional_move): Likewise. Assert that
22374 cmp_op_mode == cmp_mode, and simplify accordingly.
22375 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
22376 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
22377 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
22379 (stack probe test): Use cbranchdi4.
22380 * config/alpha/predicates.md (alpha_cbranch_operator): New.
22382 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
22383 * config/arc/arc.h (movsicc, movsfcc): Use it.
22384 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
22385 (cbranchsi4, cstoresi4): New.
22386 (cmpsi, bCC and sCC expanders): Remove.
22388 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
22389 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
22390 * config/arm/predicates.md (arm_comparison_operator): Only include
22391 floating-point operators if there is a hardware floating-point unit.
22392 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
22393 deferring to cbranch_cc and cstore_cc respectively.
22394 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
22395 cbranch_cc, cstore_cc): New.
22396 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
22398 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
22400 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
22401 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
22403 (adjust_insn_length): Adjust calls.
22404 (avr_reorg): Handle (compare (foo) (const_int 0)).
22405 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
22406 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
22407 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
22408 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
22410 (cbranchqi4, cbranchhi4, cbranchsi4): New.
22411 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
22413 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
22414 (cbranchsi4, cstorebi4, cstoresi4): New.
22415 (movbisi): This insn is duplicate, split it to zero_extend.
22416 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
22417 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
22418 (bfin_optimize_loop): Use cbranch expander.
22419 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
22420 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
22421 (bfin_bimode_comparison_operator): ... this.
22422 (bfin_direct_comparison_operator): New.
22424 * config/cris/cris.c (cris_normal_notice_update_cc): Look
22425 inside (compare FOO (const_int 0)).
22426 (cris_rtx_costs): Handle ZERO_EXTRACT.
22427 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
22428 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
22429 (*tstdi_v32): Delete.
22430 (*cmpdi_non_v32): Add M alternative for operand 1.
22431 (cmpsi, cmp<mode>): Make private.
22432 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
22434 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
22436 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
22437 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
22438 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
22439 (cc_reg_operand): New.
22440 (any_cond): Delete.
22441 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
22442 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
22443 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
22444 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
22445 crx_expand_scond): Delete.
22447 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
22449 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
22450 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
22452 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
22453 cstoresi4, cstoresf4, cstoredf4): New.
22454 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
22455 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
22456 Receive the entire operands array.
22457 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
22458 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
22459 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
22460 Get test/op0/op1 from the operands array.
22461 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
22463 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
22464 (h8300_expand_store): New.
22465 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
22467 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
22468 (h8300_expand_store): New.
22469 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
22470 or do not try to produce (set (cc0) REG).
22471 (peepholes): Wrap arguments with COMPARE. Add a peephole to
22472 change a compare into a move to a scratch register. Disable some
22473 peepholes when comparing with zero.
22474 (tstsi, tsthi, tstsi, cmpqi): Make private.
22476 (bCC, sCC): Delete.
22477 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
22480 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
22481 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
22482 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
22483 (ix86_emit_i387_log1p): Use cbranchxf2.
22484 (ix86_expand_setcc): Return void.
22485 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
22486 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
22487 cmp<MODEF>, cmpcc): Remove.
22488 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
22489 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
22490 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
22491 (sCC and bCC expanders): Remove.
22492 (stack_protect_test): Use cbranchcc4.
22494 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
22496 (ia64_expand_compare): Accept three rtx by reference and return void.
22497 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
22498 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
22499 from *expr. Update *expr with the BImode comparison to do.
22500 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
22501 cmptf, bCC, sCC, conditional_trap): Delete.
22502 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
22503 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
22504 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
22505 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
22506 * config/ia64/predicates.md (ia64_cbranch_operator): New.
22508 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
22509 type of last argument.
22510 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
22511 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
22512 use machine mode argument instead of branch_type. Remove dead
22513 code for floating-point comparisons.
22514 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
22515 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
22517 (cbranchsi4, cstoresi4): New.
22518 * config/iq2000/predicates.md (reg_or_const_operand): New.
22520 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
22521 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
22522 (b<code>_op): Rewrite to...
22523 (bcc_op): ... this, using match_operator.
22524 (s<code>_op): Rewrite to...
22525 (scc_op): ... this, using match_operator.
22526 (s<code>_24_op): Rewrite to...
22527 (scc_op_24): ... this, using match_operator.
22528 (s<code>_<mode>): Rewrite to...
22529 (cstore<mode>4): ... this, using match_operator.
22530 (s<code>_<mode>_24): Rewrite to...
22531 (cstore<mode>4_24): ... this, using match_operator.
22532 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
22533 m32c_unpend_compare, m32c_expand_scc): Delete.
22534 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
22535 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
22536 (m32c_expand_movcc): Change NE to EQ if necessary.
22537 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
22539 * config/m32r/m32r-protos.h (gen_cond_store): New.
22540 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
22541 (gen_cond_store): New, from sCC patterns.
22542 (m32r_expand_block_move): Use cbranchsi4.
22543 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
22544 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
22545 (cbranchsi4, cstoresi4): New.
22547 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
22549 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
22550 (m68hc11_notice_update_cc): Look into a compare with 0.
22551 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
22553 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
22554 cmphi, cmpqi, bCC): Delete.
22555 (cbranchsi4, cbranchhi4, cbranchqi4): New.
22556 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
22557 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
22560 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
22561 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
22562 * config/m68k/constraints.md (H): New.
22563 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
22564 the define_insn below.
22565 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
22566 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
22567 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
22568 patterns): Wrap RHS with COMPARE.
22569 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
22570 (*cmpdi_internal): Name this pattern.
22571 (cmpdi): Change to define_insn.
22572 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
22573 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
22574 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
22576 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
22577 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
22578 (conditional_trap): Change to...
22579 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
22580 (*conditional_trap): Use the ordered_comparison_operator and
22581 const1_operand predicates.
22582 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
22583 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
22584 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
22585 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
22587 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
22588 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
22589 (mcore_gen_compare): New.
22590 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
22591 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
22592 (mcore_gen_compare): ... this.
22593 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
22594 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
22595 (stack probe pattern): Use cbranchsi4.
22597 * config/mips/predicates.md (mips_cstore_operator): New.
22598 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
22599 * config/mips/mips.md (any_cond): Delete.
22600 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
22602 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
22603 fixuns_truncsfdi2): Use cbranch patterns.
22604 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
22605 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
22606 Adjust call to mips_expand_conditional_branch.
22607 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
22609 * config/mips/mips-protos.h (mips_expand_conditional_branch,
22610 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
22611 * config/mips/mips.c (cmp_operands): Delete.
22612 (mips_emit_compare): Get comparison operands from *op0/*op1.
22613 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
22614 that it succeeds. Use op0/op1 instead of cmp_operands.
22615 (mips_expand_conditional_branch, mips_expand_conditional_move,
22616 mips_expand_conditional_trap): Likewise.
22617 (mips_block_move_loop): Use cbranch patterns.
22618 * config/mips/mips.h (cmp_operands): Delete.
22620 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
22621 (mmix_gen_compare_reg): Just return a register in the right CC mode.
22622 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
22623 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
22624 (*cmpcc_folded): Rename to...
22625 (*cmpdi_folded): this.
22626 (*cmpcc): Rename to...
22628 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
22631 (cbranchdf4): New. Handle invalid comparisons here.
22632 * config/mmix/predicates.md (float_comparison_operator): New.
22634 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
22635 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
22636 * config/mn10300/mn10300.md (tst): Delete.
22637 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
22638 Name these patterns and wrap RHS in a compare.
22639 (*cmpsi): Make this pattern private. Include tst.
22640 (*cmpsf): Make this pattern private.
22641 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
22642 (compare with zero peepholes): Likewise.
22644 (cbranchsi4, cbranchsf4): New.
22645 (casesi): Use cbranchsi4.
22647 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
22648 hppa_branch_type): Delete.
22649 (return_addr_rtx): Use cbranchsi4.
22650 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
22651 Emit CCFPmode comparison here.
22652 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
22653 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
22654 hppa_branch_type): Delete.
22655 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
22656 (movsicc, movdicc): Remove references to hppa_compare_op0,
22657 hppa_compare_op1 and compare_from_rtx.
22658 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
22659 (casesi): Use cbranchsi4.
22661 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
22662 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
22663 * config/pdp11/pdp11.md (register_or_const0_operand): New.
22664 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
22665 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
22667 (cbranchdf4, cbranchhi4, cbranchqi4): New.
22668 (*branch, *branch_inverted): New.
22670 * config/picochip/picochip.md (cbranchhi4): Use
22671 ordered_comparison_operator.
22672 (cmphi, bCC): Remove.
22674 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
22675 (trap_comparison_operator): Delete.
22676 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
22677 rs6000_emit_cbranch): Accept mode and operands.
22678 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
22679 rs6000_compare_fp_p): Delete.
22680 (rs6000_generate_compare): Accept mode and comparison. Extract code
22681 and op0/op1 from there. Replace references to rs6000_compare_op0
22682 and rs6000_compare_op1.
22683 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
22684 extract result from passed operands.
22685 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
22686 extract loc from passed operands.
22687 (rs6000_emit_cmove): Likewise.
22688 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
22689 rs6000_compare_fp_p): Delete.
22690 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
22691 (cbranch<GPR>4, cbranch<FP>4): New.
22692 (cstore<mode>4): New. Consolidate here all choices about when to use
22693 portable or specialized sCC sequences.
22694 (stack_protect_test): Use cbranchsi4.
22695 (conditional_trap): Replace with ctrap<GPR>4.
22696 (conditional trap insn): Replace trap_comparison_operator with
22697 ordered_comparison_operator.
22699 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
22700 (s390_emit_prologue): Use ctrap.
22701 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
22702 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
22703 New predicates replacing...
22704 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
22705 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
22706 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
22707 (add<mode>cc): Do not use s390_compare_op0/op1.
22708 (s<code>): Change to...
22709 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
22710 (seq): Change to...
22711 (cstorecc4): ... this. Handle EQ or NE equally.
22712 (*sne): Un-privatize for use in cstorecc4.
22713 (b<code>): Change to...
22714 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
22715 (conditional_trap): Replace with...
22716 (ctrap<GPR>4, ctrap<FP>4): ... these.
22717 (stack_protect): Use cbranchcc4.
22719 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
22720 * config/score/score-protos.h (score_gen_cmp): Delete.
22721 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
22722 (score_block_move-loop): Use cbranchsi4.
22723 * config/score/score.md (cbranchsi4): New.
22724 (cmpsi, bCC): Delete.
22725 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
22726 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
22727 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
22728 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
22729 * config/score/score3.h (score3_gen_cmp): Delete.
22730 * config/score/score7.h (score7_gen_cmp): Delete.
22732 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
22733 (sh_emit_scc_to_t): ... this. Return void.
22734 (from_compare): Rename to...
22735 (sh_emit_compare_and_branch): ... this.
22736 (sh_emit_compare_and_set): New.
22737 (sh_expand_t_scc): Accept operands.
22738 * config/sh/predicates.md (sh_float_comparison_operator): New.
22739 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
22740 (prepare_scc_operands): Rename to...
22741 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
22743 (sh_emit_cheap_store_flag): New.
22744 (sh_emit_set_t_insn): New.
22745 (from_compare): Rename to...
22746 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
22747 handling of TARGET_SH2E floating point to avoid recursive call.
22748 Generate branch here.
22749 (sh_emit_compare_and_set): New.
22750 (sh_expand_t_scc): Get op0/op1 from arguments.
22751 (sh_emit_cheap_store_flag): New.
22752 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
22754 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
22755 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
22756 (movsicc, movdicc): Do nothing when it recreated operands from
22757 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
22758 prepare_scc_operands (now sh_emit_scc_to_t).
22759 (udivdi3): Use cstoresi4.
22760 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
22761 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
22762 (cbranchint4_media, cbranchfp4_media): New.
22763 (casesi): Use cbranchdi4.
22764 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
22766 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
22767 (movnegt): Remove second operand.
22768 (cbranchsf4, cbranchdf4): New.
22769 (stack_protect): Use cbranchdi4/cbranchsi4.
22771 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
22772 (gen_compare_reg): Accept comparison, extract part of it to...
22773 (gen_compare_reg_1): ... this.
22774 (gen_compare_operator): Delete.
22775 (gen_v9_scc): Accept separate destination, comparison code and arms.
22776 Do not use sparc_compare_op0/sparc_compare_op1.
22777 (emit_scc_insn, emit_conditional_branch_insn): New.
22778 (emit_v9_brxx): Make static. Remove useless assertion.
22779 (sparc_emit_float_lib_cmp): Return RTL instead of calling
22781 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
22782 * config/sparc/sparc-protos.h (gen_compare_reg,
22783 sparc_emit_float_lib_cmp): Adjust prototype.
22784 (emit_scc_insn, emit_conditional_branch_insn): New.
22785 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
22786 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
22787 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
22788 iterators to the top.
22789 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
22790 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
22791 snedi_special_trunc): Delete.
22792 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
22793 and snedi_special_trunc.
22794 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
22795 cbranchdi4, cbranch<F:mode>4): New.
22796 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
22797 here. Use gen_compare_reg instead of gen_compare_operator.
22798 (conditional_trap): Replace with...
22799 (ctrapsi4, ctrapdi4): ... this.
22800 (stack_protect_test): Use cbranchcc4.
22802 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
22804 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
22805 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
22806 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
22807 from operands[0] or operands[3] depending on is_set.
22808 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
22809 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
22810 cmpdf, bCC), sCC: Remove.
22811 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
22812 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
22814 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
22815 spu_emit_branch_or_set.
22817 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
22819 * config/stormy16/stormy16.h (xstormy16_compare_op0,
22820 xstormy16_compare_op1): Delete.
22821 * config/stormy16/stormy16.c (xstormy16_compare_op0,
22822 xstormy16_compare_op1): Delete.
22823 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
22825 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
22826 (cmphi, cmpsi, bCC): Remove.
22828 * config/v850/v850.md (tstsi, cmpsi): Fold into...
22829 (*cmpsi): ... this one.
22830 (cbranchsi4, cstoresi4): New.
22831 (bCC expanders): Delete.
22832 (sCC insns): Fold into...
22833 (*setcc): ... this one.
22834 (casesi): Do not use gen_cmpsi and gen_bgtu.
22835 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
22836 (movsicc): Simplify.
22837 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
22839 * config/vax/vax-protos.h (cond_name): New.
22840 (vax_output_conditional_branch): Remove.
22841 * config/vax/vax.c (cond_name): New.
22842 (vax_output_conditional_branch): Remove.
22843 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
22844 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
22845 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
22846 (bit<VAXint>): Wrap source with (compare).
22847 (b<code> and following unnamed pattern): Rename to *branch and
22848 *branch_reversed. Change macroization to match_operator.
22849 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
22851 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
22852 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
22853 Change last argument to machine_mode.
22854 (xtensa_expand_scc): Add machine_mode argument.
22855 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
22856 (gen_conditional_move, xtensa_expand_conditional_branch,
22857 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
22858 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
22859 Adjust operand numbers.
22860 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
22862 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
22863 (cmpsi, cmpsf, b<code>, s<code>): Delete.
22864 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
22866 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
22868 * optabs.c (prepare_cmp_insn): Temporarily disable test that
22869 causes spurious differences between trunk and cond-optab branch.
22871 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
22874 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
22876 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
22878 * tree.c (iterative_hash_pointer): Delete.
22879 (iterative_hash_expr): Short-circuit handling of NULL pointer.
22880 Hash UIDs and versions of SSA names. Don't special-case built-in
22881 function declarations.
22883 2009-05-11 Ian Lance Taylor <iant@google.com>
22886 * graphite.c: Force -Wc++-compat to only be a warning before
22887 #including "cloog/cloog.h".
22889 2009-05-11 Martin Jambor <mjambor@suse.cz>
22891 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
22893 2009-05-11 Jan Hubicka <jh@suse.cz>
22895 * tree-ssa-loop-ivcanon.c: Include target.h
22896 (struct loop_size): new structure.
22897 (constant_after_peeling): New predicate.
22898 (tree_estimate_loop_size): New function.
22899 (estimated_unrolled_size): Rewrite for new estimates.
22900 (try_unroll_loop_completely): Use new estimates.
22901 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
22903 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
22905 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
22906 libcpp interface change.
22907 (spu_macro_to_expand): Likewise.
22909 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
22911 PR tree-optimization/40026
22912 * gimplify.c (gimplify_init_constructor): Change initial conditional
22913 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
22914 optimize_compound_literals_in_ctor.
22916 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
22918 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
22920 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
22922 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
22924 * tree-vect-data-refs.c (vect_analyze_group_access): Use
22925 HOST_WIDE_INT for gap.
22927 2009-05-11 Ira Rosen <irar@il.ibm.com>
22929 PR tree-optimization/40074
22930 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
22931 account in group size and step comparison.
22933 2009-05-11 Richard Guenther <rguenther@suse.de>
22935 * passes.c (init_optimization_passes): Strip now incorrect comment.
22936 (execute_function_todo): Do not set PROP_alias.
22937 * tree-pass.h (PROP_alias): Remove.
22938 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
22939 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
22940 * tree-nrv.c (pass_return_slot): Likewise.
22941 * tree-object-size.c (pass_object_sizes): Likewise.
22942 * tree-ssa-dom.c (pass_dominator): Likewise.
22943 (pass_phi_only_cprop): Likewise.
22944 * tree-ssa-dse.c (pass_dse): Likewise.
22945 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
22946 (pass_cselim): Likewise.
22947 * tree-ssa-pre.c (pass_pre): Likewise.
22948 (pass_fre): Likewise.
22949 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
22950 * tree-ssa-sink.c (pass_sink_code): Likewise.
22951 * tree-stdarg.c (pass_stdarg): Likewise.
22952 * tree-tailcall.c (pass_tail_calls): Likewise.
22953 * tree-vrp.c (pass_vrp): Likewise.
22955 2009-05-10 Ian Lance Taylor <iant@google.com>
22957 * basic-block.h (enum profile_status): Break out of struct
22958 control_flow_graph.
22959 * cgraph.h (struct inline_summary): Break out of struct
22961 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
22962 of struct cgraph_order_sort.
22963 * combine.c (enum undo_kind): New enum, broken out of struct undo.
22964 * cse.c (struct branch_path): Break out of struct
22965 cse_basic_block_data.
22966 * except.h (enum eh_region_type): Break out of struct eh_region.
22967 * gcc.c (enum add_del): Break out of struct modify_target.
22968 * genrecog.c (enum decision_type): Break out of struct decision_test.
22969 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
22971 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
22972 * regmove.c (enum match_use): New enum, broken out of struct match.
22973 * sched-int.h (enum post_call_group): New enum, broken out of
22975 (struct deps_reg): Break out of struct deps.
22976 * target.h (struct asm_int_op): Break out of struct gcc_target.
22977 * tree-eh.c (struct goto_queue_node): Break out of struct
22979 * tree-inline.h (enum copy_body_cge_which): Break out of
22981 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
22983 * c-decl.c (in_struct, struct_types): New static variables.
22984 (pushtag): Add loc parameter. Change all callers.
22985 (lookup_tag): Add ploc parameter. Change all callers.
22986 (check_compound_literal_type): New function.
22987 (parser_xref_tag): Add loc parameter. Change all callers. If
22988 -Wc++-compat, warn about struct/union/enum types defined within a
22990 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
22991 and loc parameters. Change all callers. Change error calls to
22992 error_at, using loc. For a redefinition, if the location of the
22993 original definition is known, report it. Set in_struct and
22994 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
22995 (finish_struct): Add new parameters enclosing_in_struct and
22996 enclosing_struct_types. Change all callers. Set
22997 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
22998 in the struct. If in a struct, add this struct to struct_types.
22999 (start_enum): Add loc parameter. Change all callers. Use
23000 error_at for errors, using loc. For a redefinition, if the
23001 location of the original definition is known, report it. If in a
23002 struct, add this enum type to struct_types. If -Wc++-compat warn
23003 if in sizeof, typeof, or alignof.
23004 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
23005 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
23006 (c_parser_enum_specifier): Get enum location for start_enum.
23007 (c_parser_struct_or_union_specifier): Get struct location for
23008 start_struct. Save in_struct and struct_types status between
23009 start_struct and finish_struct.
23010 (c_parser_cast_expression): Get location of cast.
23011 (c_parser_alignof_expression): Get location of type.
23012 (c_parser_postfix_expression): Likewise.
23013 (c_parser_postfix_expression_after_paren_type): Add type_loc
23014 parameter. Change all callers. Call check_compound_literal_type.
23015 Use type_loc for error about variable size type.
23016 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
23017 of an enum constant from an enum type defined in a struct or union.
23018 (c_cast_expr): Add loc parameter. Change all callers. If
23019 -Wc++-compat, warn about defining a type in a cast.
23020 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
23021 (start_enum, start_struct, finish_struct): Update declarations.
23022 (parser_xref_tag, c_cast_expr): Update declarations.
23023 (check_compound_literal_type): Declare.
23025 2009-05-11 Ben Elliston <bje@au.ibm.com>
23027 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
23028 for recent libcpp interface change.
23029 (rs6000_macro_to_expand): Likewise.
23031 2009-05-10 Michael Matz <matz@suse.de>
23034 * config/arm/arm.c (require_pic_register): Emit on entry edge,
23035 not at entry of function.
23037 2009-05-10 Richard Guenther <rguenther@suse.de>
23039 PR tree-optimization/40081
23041 * tree-sra.c (instantiate_element): Instantiate scalar replacements
23042 using the main variant of the element type. Do not fiddle with
23043 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
23045 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
23046 structs with volatile fields.
23048 2009-05-10 Jan Hubicka <jh@suse.cz>
23050 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
23051 (estimate_move_cost): Assert that it does not get called for
23053 (estimate_num_insns): Skip VOID types in argument handling.
23054 (optimize_inline_calls): Delete unreachable blocks and verify that
23055 callgraph is valid.
23057 2009-05-10 Jan Hubicka <jh@suse.cz>
23059 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
23060 * cgraph.c (cgraph_mark_address_taken_node): New function.
23061 (dump_cgraph_node): Dump new flag.
23062 * cgraph.h (struct cgraph_node): Add address_taken.
23063 (cgraph_mark_address_taken_node): New function.
23064 * ipa.c (cgraph_postorder): Prioritize functions with address taken
23065 since new direct calls can be born.
23067 2009-05-10 Joseph Myers <joseph@codesourcery.com>
23069 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
23070 tok->val.node.node.
23072 2009-05-10 Jan Hubicka <jh@suse.cz>
23074 PR middle-end/40084
23075 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
23077 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
23078 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
23079 * tree-inline.c (copy_bb): Set frequency correctly.
23080 (fold_marked_statements): Update call to
23081 cgraph_update_edges_for_call_stmt.
23083 2009-05-10 Joseph Myers <joseph@codesourcery.com>
23085 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
23086 identifiers in diagnostics.
23087 * config/arm/arm.c (arm_handle_fndecl_attribute,
23088 arm_handle_isr_attribute): Likewise.
23089 * config/avr/avr.c (avr_handle_progmem_attribute,
23090 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
23091 * config/bfin/bfin.c (handle_int_attribute,
23092 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
23093 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
23094 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
23096 * config/darwin.c (darwin_handle_kext_attribute,
23097 darwin_handle_weak_import_attribute): Likewise.
23098 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
23099 h8300_handle_eightbit_data_attribute,
23100 h8300_handle_tiny_data_attribute): Likewise.
23101 * config/i386/i386.c (ix86_handle_cconv_attribute,
23102 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
23103 * config/i386/winnt.c (ix86_handle_shared_attribute,
23104 ix86_handle_selectany_attribute): Likewise.
23105 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
23106 * config/m32c/m32c.c (function_vector_handler): Likewise.
23107 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
23108 m68hc11_handle_fntype_attribute): Likewise.
23109 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
23110 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
23111 * config/mips/mips.c (mips_insert_attributes,
23112 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
23113 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
23114 rs6000_handle_struct_attribute): Likewise.
23115 * config/sh/sh.c (sh_insert_attributes,
23116 sh_handle_resbank_handler_attribute,
23117 sh_handle_interrupt_handler_attribute,
23118 sh2a_handle_function_vector_handler_attribute,
23119 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
23121 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
23122 * config/spu/spu.c (spu_handle_fndecl_attribute,
23123 spu_handle_vector_attribute): Likewise.
23124 * config/stormy16/stormy16.c
23125 (xstormy16_handle_interrupt_attribute): Likewise.
23126 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
23127 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
23129 2009-05-10 Joseph Myers <joseph@codesourcery.com>
23131 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
23132 (pp_translate_identifiers): New.
23133 (pp_identifier): Only conditionally translate identifier to locale
23135 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
23136 (pp_base_tree_identifier): Only conditionally translate identifier
23137 to locale character set.
23138 * c-pretty-print.c (M_): Define.
23139 (pp_c_type_specifier, pp_c_primary_expression): Mark English
23140 fragments for conditional translation with M_.
23141 * tree-pretty-print.c (maybe_init_pretty_print): Disable
23142 identifier translation.
23144 2009-05-10 Richard Guenther <rguenther@suse.de>
23146 PR tree-optimization/40081
23147 * tree-sra.c (instantiate_element): Instantiate scalar replacements
23148 using the main variant of the element type. Do not fiddle with
23149 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
23151 2009-05-09 Jan Hubicka <jh@suse.cz>
23153 PR middle-end/40080
23154 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
23155 indirect calls; verify cgraph afterwards.
23157 2009-05-09 Jan Hubicka <jh@suse.cz>
23160 * ipa.c (update_inlined_to_pointer): New function.
23161 (cgraph_remove_unreachable_nodes): Use it.
23163 2009-05-09 Jan Hubicka <jh@suse.cz>
23165 * tree-eh.c (struct leh_state): Remove prev_try.
23166 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
23167 not track prev_try.
23168 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
23169 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
23170 remove_eh_handler_and_replace, foreach_reachable_handler,
23171 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
23172 * except.h (struct eh_region): Remove eh_region_u_cleanup.
23173 (gen_eh_region_cleanup): Update prototype.
23175 2009-05-09 Jan Hubicka <jh@suse.cz>
23177 PR middle-end/40043
23178 * except.c (copy_eh_region): Always set prev_try.
23179 (redirect_eh_edge_to_label): Find outer try.
23180 (foreach_reachable_handler): When looking for prev try
23181 handle case where previous try is not going to be taken.
23183 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
23185 PR tree-optimization/40049
23186 * tree-vect-stmts.c (vectorizable_operation): If the machine has
23187 only vector/vector shifts, convert the type of the constant to the
23188 appropriate type to avoid building incorrect trees, which
23189 eventually have problems with garbage collection.
23191 2009-05-08 Joseph Myers <joseph@codesourcery.com>
23193 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
23194 -1 for complex floating-point types if honoring signed zeros.
23196 2009-05-08 Jan Hubicka <jh@suse.cz>
23198 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
23199 argument; handle correctly when profile is absent.
23200 (build_cgraph_edges): Update.
23201 (rebuild_cgraph_edges): Update.
23202 * cgraph.c: Do not include varray.h.
23203 (cgraph_set_call_stmt_including_clones): New function.
23204 (cgraph_create_edge_including_clones): Likewise
23205 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
23206 (cgraph_update_edges_for_call_stmt): Handle clones.
23207 (cgraph_remove_node): Handle clone tree.
23208 (cgraph_remove_node_and_inline_clones): New function.
23209 (dump_cgraph_node): Dump clone tree.
23210 (cgraph_clone_node): Handle clone tree.
23211 (clone_function_name): Bring here from tree-inline.c.
23212 (cgraph_create_virtual_clone): New function.
23213 * cgraph.h (ipa_replace_map): Move here from ipa.h.
23214 (cgraph_clone_info): New function.
23215 (strut cgraph_node): Add clone_info and new clone tree pointers.
23216 (cgraph_remove_node_and_inline_clones,
23217 cgraph_set_call_stmt_including_clones,
23218 cgraph_create_edge_including_clones,
23219 cgraph_create_virtual_clone): Declare.
23220 (cgraph_function_versioning): Use VEC argument.
23221 (compute_call_stmt_bb_frequency): Update prototype.
23222 (cgraph_materialize_all_clones): New function.
23223 * ipa-cp.c (ipcp_update_cloned_node): Remove.
23224 (ipcp_create_replace_map): Update to VECtors.
23225 (ipcp_update_callgraph): Use virtual clones.
23226 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
23227 (ipcp_update_profiling): Do not update local profiling.
23228 (ipcp_insert_stage): Use VECtors and virtual clones.
23229 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
23230 (clone_of_p): New function.
23231 (cgraph_preserve_function_body_p): Use clone tree.
23232 (cgraph_optimize): Materialize clones.
23233 (cgraph_function_versioning): Update for VECtors.
23234 (save_inline_function_body): Use clone tree.
23235 (cgraph_materialize_clone): New function.
23236 (cgraph_materialize_all_clones): Likewise.
23237 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
23238 * ipa.c: Include gimple.h.
23239 (cgraph_remove_unreachable_nodes): Use clone tree.
23240 * ipa-prop.c (ipa_note_param_call): Update call to
23241 compute_call_stmt_bb_frequencycall.
23242 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
23243 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
23244 (copy_bb): Handle updating of clone tree; add new edge when new call
23246 (expand_call_inline): Be strict about every call having edge.
23247 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
23248 (delete_unreachable_blocks_update_callgraph): New function.
23249 (tree_function_versioning): Use VECtors; always remove unreachable
23250 blocks and fold conditionals.
23251 * tree-inline.h: Do not include varray.h.
23252 (tree_function_versioning): Remove.
23253 * Makefile.in (GTFILES): Remove tree-inline.c
23254 * passes.c (do_per_function): Do only functions having body.
23255 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
23258 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
23259 Andrew Morrow <acm@google.com>
23262 * c-common.c (c_common_attribute_table): Permit deprecated
23263 attribute to take an optional argument.
23264 (handle_deprecated_attribute): If the optional argument to
23265 __attribute__((deprecated)) is not a string ignore the attribute
23266 and emit a warning.
23268 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
23269 * c-typeck.c (build_component_ref): Likewise.
23270 (build_external_ref): Likewise.
23272 * toplev.c (warn_deprecated_use): Add an attribute argument.
23273 Emit the message associated with __attribute__((deprecated)).
23275 * toplev.h (warn_deprecated_use): Updated.
23277 * doc/extend.texi: Document new optional parameter to
23278 __attribute__((deprecated))
23280 2009-05-08 Michael Eager <eager@eagercon.com>
23282 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
23283 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
23285 2009-05-08 Richard Guenther <rguenther@suse.de>
23287 PR tree-optimization/40062
23288 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
23289 Avoid exponential behavior.
23291 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
23293 PR rtl-optimization/33928
23295 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
23296 process_uses, build_single_def_use_links): New.
23297 (update_df): Update use_def_ref.
23298 (forward_propagate_into): Use get_def_for_use instead of use-def
23300 (fwprop_init): Call build_single_def_use_links and let it initialize
23302 (fwprop_done): Free use_def_ref.
23303 (fwprop_addr): Eliminate duplicate call to df_set_flags.
23304 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
23305 df_rd_simulate_one_insn): New.
23306 (df_rd_bb_local_compute_process_def): Update head comment.
23307 (df_chain_create_bb): Use the new RD simulation functions.
23308 * df.h (df_rd_simulate_artificial_defs_at_top,
23309 df_rd_simulate_one_insn): New.
23310 * opts.c (decode_options): Enable fwprop at -O1.
23311 * doc/invoke.texi (-fforward-propagate): Document this.
23313 2009-05-08 Joseph Myers <joseph@codesourcery.com>
23316 * c-typeck.c (build_binary_op): Handle arithmetic between one real
23317 and one complex operand specially.
23318 * tree-complex.c (some_nonzerop): Do not identify a real value as
23319 zero if flag_signed_zeros.
23321 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
23323 PR rtl-optimization/33928
23324 * loop-invariant.c (record_use): Fix && vs. || mishap.
23326 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
23328 PR rtl-optimization/33928
23329 * loop-invariant.c (struct use): Add addr_use_p.
23330 (struct def): Add n_addr_uses.
23331 (struct invariant): Add cheap_address.
23332 (create_new_invariant): Set cheap_address.
23333 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
23334 (record_uses): Pass df_ref to record_use.
23335 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
23338 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
23340 * config/sh/sh.c: Do not include c-pragma.h.
23342 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
23344 * config/spu/spu.c: Remove include of c-common.h.
23346 2009-05-07 Janis Johnson <janis187@us.ibm.com>
23349 * c-common.h (mark_valid_location_for_stdc_pragma,
23350 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
23351 clear_float_const_decimal64, float_const_decimal64_p): New.
23352 * c.opt (Wunsuffixed-float-constants): New.
23353 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
23354 unsuffixed float constant, handle new warning.
23355 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
23356 * c-decl.c (c_scope): New flag float_const_decimal64.
23357 (set_float_const_decimal64, clear_float_const_decimal64,
23358 float_const_decimal64_p): New.
23359 (push_scope): Set new flag.
23360 * c-parser.c (c_parser_translation_unit): Mark when it's valid
23361 to use STDC pragmas.
23362 (c_parser_external_declaration): Ditto.
23363 (c_parser_compound_statement_nostart): Ditto.
23364 * c-pragma.c (valid_location_for_stdc_pragma,
23365 mark_valid_location_for_stdc_pragma,
23366 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
23367 handle_pragma_float_const_decimal64): New.
23368 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
23369 * cp/semantics.c (valid_location_for_stdc_pragma_p,
23370 set_float_const_decimal64, clear_float_const_decimal64,
23371 float_const_decimal64_p): New dummy functions.
23372 * doc/extend.texi (Decimal Float): Remove statement that the
23373 pragma, and suffix for double constants, are not supported.
23374 * doc/invoke.texi (Warning Options): List new option.
23375 (-Wunsuffixed-float-constants): New.
23377 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
23379 * config/i386/i386.c: Do not include c-common.h.
23381 2009-05-07 Mark Heffernan <meheff@google.com>
23383 * doc/invoke.texi (Debugging Options): Document change of debugging
23385 * opts.c (decode_options): Make dump_base_name relative to
23386 aux_base_name directory.
23388 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
23390 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
23391 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
23393 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
23395 * Makefile.in (install-plugin): Simplify a bit.
23397 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
23399 * Makefile.in (OBJS-common): Add regcprop.o.
23401 * timevar.def (TV_CPROP_REGISTERS): New.
23402 * regrename.c (regrename_optimize): Return 0.
23403 (rest_of_handle_regrename): Delete.
23404 (pass_rename_registers): Point to regrename_optimize.
23405 (struct value_data_entry, struct value_data,
23406 kill_value_one_regno, kill_value_regno, kill_value,
23407 set_value_regno, init_value_data, kill_clobbered_value,
23408 kill_set_value, kill_autoinc_value, copy_value,
23409 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
23410 replace_oldest_value_reg, replace_oldest_value_addr,
23411 replace_oldest_value_mem, copyprop_hardreg_forward_1,
23412 debug_value_data, validate_value_data): Move...
23413 * regcprop.c: ... here.
23414 (rest_of_handle_cprop): Delete.
23415 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
23417 2009-05-07 Jakub Jelinek <jakub@redhat.com>
23419 PR middle-end/40057
23420 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
23421 GEN_INT for 1 << bitnum.
23422 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
23423 build_int_cst_type.
23425 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
23427 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
23428 Remove wrong description of "nand" operation.
23430 2009-05-06 Richard Guenther <rguenther@suse.de>
23431 Adam Nemet <anemet@caviumnetworks.com>
23433 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
23434 comment. Add that if LHS is not a gimple register, then RHS1 has
23435 to be a single object (GIMPLE_SINGLE_RHS).
23437 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
23439 * expr.c (get_def_for_expr): Move it up in the file.
23440 (store_field): When expanding a bit-field store, look at the
23441 defining gimple stmt for the masking conversion.
23443 2009-05-06 Janis Johnson <janis187@us.ibm.com>
23445 PR middle-end/39986
23446 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
23447 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
23448 32-bit memcpy into long.
23450 2009-05-06 Jakub Jelinek <jakub@redhat.com>
23452 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
23453 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
23455 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
23456 instead of appending DW_OP_deref*.
23458 2009-05-06 Michael Matz <matz@suse.de>
23460 PR middle-end/40021
23461 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
23462 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
23464 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
23466 * Makefile.in (install-plugin): Fix srcdir handling.
23468 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
23470 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
23471 when processing for not_regs_needed bitmap.
23472 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
23473 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
23474 handling it for rhs.
23476 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
23478 * config/i386/i386.md (unnamed inc/dec peephole): Use
23479 optimize_insn_for_size_p instead of optimize_size.
23480 * config/i386/predicates.md (incdec_operand): Likewise.
23481 (aligned_operand): Likewise.
23482 * config/i386/sse.md (divv8sf3): Likewise.
23483 (sqrtv8sf2): Likewise.
23485 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
23487 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
23489 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
23491 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
23493 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
23494 ssemodesuffixf2c with avxmodesuffixf2c.
23496 2009-05-06 Joseph Myers <joseph@codesourcery.com>
23499 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
23501 2009-05-05 Jakub Jelinek <jakub@redhat.com>
23503 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
23504 (struct tree_base): Adjust spacing for 8 bit boundaries.
23505 (struct tree_decl_common): Add decl_by_reference_flag bit.
23506 (DECL_BY_REFERENCE): Adjust.
23507 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
23508 print DECL_BY_REFERENCE bit.
23509 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
23510 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
23511 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
23512 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
23515 PR middle-end/39666
23516 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
23517 range of the type, but default label is missing, add it with one
23518 of the existing labels instead of adding a new label for it.
23520 2009-05-05 Joseph Myers <joseph@codesourcery.com>
23524 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
23526 * Makefile.in (enable_plugin, plugin_includedir): New.
23527 (install): Depend on install-plugin.
23528 (PLUGIN_HEADERS): New.
23529 (install-plugin): New.
23530 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
23532 2009-05-05 Richard Guenther <rguenther@suse.de>
23534 PR tree-optimization/40022
23535 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
23537 (phivn_valid_p): Fix tuplification error, simplify.
23538 (phiprop_insert_phi): Add dumps.
23539 (propagate_with_phi): Simplify.
23541 2009-05-05 Richard Guenther <rguenther@suse.de>
23543 PR middle-end/40023
23544 * builtins.c (gimplify_va_arg_expr): Properly build the address.
23546 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
23548 * tree.h (strip_float_extensions): Remove duplicate declaration.
23549 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
23550 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
23551 block_ultimate_origin): Rearrange the declarations line to match the
23552 comment that indicates the .c file which the functions are defined.
23553 (dwarf2out_*, set_decl_rtl): Add comment.
23554 (get_base_address): Adjust comment.
23555 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
23556 declarations line and add comment.
23557 (is_builtin_name): Add blank after function name, for clarity.
23559 2009-05-04 Joseph Myers <joseph@codesourcery.com>
23561 * attribs.c (decl_attributes): Use %qE for identifiers in
23563 * cgraphunit.c (verify_cgraph_node): Translate function names to
23564 locale character set in diagnostics.
23565 * coverage.c (get_coverage_counts): Use %qE for identifiers in
23567 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
23568 Document that functions are named in UTF-8.
23569 * expr.c (expand_expr_real_1): Translate function names to locale
23570 character set in diagnostics.
23571 * gimplify.c (omp_notice_variable, omp_is_private,
23572 gimplify_scan_omp_clauses): Use %qE for identifiers in
23574 * langhooks.c (lhd_print_error_function): Translate function names
23575 to locale character set.
23576 * langhooks.h (decl_printable_name): Document that return value is
23577 in internal character set.
23578 * stmt.c: Include pretty-print.h
23579 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
23581 (resolve_operand_name_1): Translate named operand name to locale
23583 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
23585 * toplev.c (announce_function): Translate function names to locale
23587 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
23588 (default_tree_printer): Use pp_identifier or translate identifiers
23589 to locale character set. Mark "<anonymous>" for translation.
23590 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
23591 for identifiers in diagnostics.
23592 * tree.c (handle_dll_attribute): Use %qE for identifiers in
23594 * varasm.c (output_constructor): Use %qE for identifiers in
23597 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
23599 * configure.ac: use ` ` instead of $()
23600 * configure: Regenerate.
23602 2009-05-05 Ben Elliston <bje@au.ibm.com>
23604 * config/pa/linux-atomic.c: Eliminate conditional include of
23605 errno.h on non-LP64 systems to simplify build requirements.
23607 2009-05-04 Joseph Myers <joseph@codesourcery.com>
23609 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
23611 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
23612 and pass value to identifier_to_locale.
23613 (warn_variable_length_array): Make name a tree.
23614 (grokdeclarator): Separate diagnostic texts for named and unnamed
23615 declarators. Use %qE for named declarators.
23616 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
23618 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
23619 identifiers in diagnostics.
23620 * c-typeck.c (push_member_name, start_init): Pass identifiers to
23621 identifier_to_locale. Mark "anonymous" strings for translation.
23623 2009-05-04 Michael Eager <eager@eagercon.com>
23625 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
23626 address for DImode/DFmode only if double-precision FP regs.
23628 2009-05-04 Michael Eager <eager@eagercon.com>
23630 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
23631 TARGET_SINGLE_FLOAT check.
23633 2009-05-04 Michael Eager <eager@eagercon.com>
23635 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
23637 2009-05-04 Michael Eager <eager@eagercon.com>
23639 * gcc/config.gcc (powerpc-xilinx-eabi*): Add tm t-xilinx
23640 * config/rs6000/t-xilinx: New
23642 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
23644 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
23645 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
23646 * gcc/explow.c (memory_address): Use target hook.
23647 * gcc/targhooks.c (default_legitimize_address): New.
23648 * gcc/targhooks.h (default_legitimize_address): New.
23649 * gcc/target.h (legitimize_address): New.
23650 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
23651 (TARGET_INITIALIZER): Include it.
23652 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
23654 * config/bfin/bfin-protos.h (legitimize_address): Remove.
23655 * config/bfin/bfin.c (legitimize_address): Remove.
23656 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
23657 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
23659 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
23660 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
23662 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
23663 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
23664 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
23665 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
23666 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
23667 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
23668 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
23669 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
23670 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
23671 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
23672 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
23673 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
23674 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
23675 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
23676 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
23677 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
23678 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
23679 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
23680 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
23681 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
23682 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
23683 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
23684 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
23686 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
23687 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
23688 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
23689 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
23690 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
23691 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
23692 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
23693 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
23694 (thumb_legitimize_address): Delete.
23695 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
23696 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
23697 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
23698 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
23699 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
23700 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
23702 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
23705 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
23706 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
23707 * config/m32r/m32r.c (m32r_legitimize_address): New.
23708 * config/m68k/m68k.c (m68k_legitimize_address): New.
23709 * config/score/score.c (score_legitimize_address): Standardize.
23710 * config/score/score3.c (score3_legitimize_address): Standardize.
23711 * config/score/score3.h (score3_legitimize_address): Adjust.
23712 * config/score/score7.c (score7_legitimize_address): Standardize.
23713 * config/score/score7.h (score7_legitimize_address): Adjust.
23714 * config/sh/sh.c (sh_legitimize_address): New.
23715 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
23717 * gcc/config/s390/s390.c (legitimize_address): Rename to...
23718 (s390_legitimize_address): ... this.
23719 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
23720 (sparc_legitimize_address): ... this.
23721 * gcc/config/i386/i386.c (legitimize_address): Rename to...
23722 (ix86_legitimize_address): ... this.
23723 * gcc/config/avr/avr.c (legitimize_address): Rename to...
23724 (avr_legitimize_address): ... this.
23725 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
23726 (mn10300_legitimize_address): ... this.
23727 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
23728 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
23729 (alpha_expand_mov): Adjust call.
23731 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
23732 * config/spu/spu.c (spu_legitimize_address): Likewise.
23733 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
23734 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
23736 2009-05-04 Joseph Myers <joseph@codesourcery.com>
23738 * intl.c (locale_encoding, locale_utf8): New.
23739 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
23740 * intl.h (locale_encoding, locale_utf8): Declare.
23741 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
23742 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
23744 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
23746 (pp_tree_identifier): Define to call pp_base_tree_identifier.
23747 (pp_base_tree_identifier): Declare as function.
23748 (identifier_to_locale): Declare.
23749 * Makefile.in (pretty-print.o): Update dependencies.
23750 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
23752 2009-05-04 Richard Guenther <rguenther@suse.de>
23754 PR middle-end/40015
23755 * builtins.c (fold_builtin_memory_op): Do not decay to element
23756 type if the size matches the whole array.
23758 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
23760 * expmed.c (synth_mult): When trying out a shift, pass the result
23763 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
23765 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
23766 (shiftsub1_cost): New.
23767 (init_expmed): Compute shiftsub1_cost.
23768 (synth_mult): Optimize multiplications by constants of the form
23769 -(2^^m-1) for some constant positive integer m.
23771 2009-05-03 Richard Guenther <rguenther@suse.de>
23774 * c-typeck.c (array_to_pointer_conversion): Do not built
23775 ADDR_EXPRs of arrays of pointer-to-element type.
23776 * c-gimplify.c (c_gimplify_expr): Revert change fixing
23777 up wrong ADDR_EXPRs after-the-fact.
23778 * c-common.c (strict_aliasing_warning): Strip pointer
23779 conversions for obtaining the original type.
23780 * builtins.c (fold_builtin_memset): Handle array types.
23781 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
23784 2009-05-03 Richard Guenther <rguenther@suse.de>
23786 PR middle-end/23329
23787 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
23788 Do not lose casts from array types with unknown extent to array
23789 types with known extent.
23790 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
23791 alias set compatibility.
23793 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
23795 * flags.h (extra_warnings): Delete.
23796 * toplev.c (process_options): Handle Wuninitialized here.
23797 * opts.c (extra_warnings): Delete.
23798 (set_Wextra): Delete.
23799 (common_handle_option): -Wextra can be handled automatically.
23800 * c-opts.c (c_common_handle_option): Delete obsolete code.
23801 (c_common_post_options): Simplify comment.
23802 * common.opt (W): Add Var.
23804 (Wuninitialized): Initialize to -1.
23806 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
23807 Richard Guenther <rguenther@suse.de>
23809 * expr.c (get_def_for_expr): New function.
23810 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
23811 SSA rather than trees.
23812 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
23813 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
23815 2009-05-03 Joseph Myers <joseph@codesourcery.com>
23817 * c-common.c (reswords): Add _Imaginary.
23818 * c-common.c (enum rid): Add RID_IMAGINARY.
23820 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
23822 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
23823 Patch by Richard Guenther.
23825 2009-05-03 Anatoly Sokolov <aesok@post.ru>
23827 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
23828 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
23829 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
23830 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
23831 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
23832 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
23833 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
23834 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
23835 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
23836 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
23837 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
23838 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
23839 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
23840 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
23841 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
23842 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
23843 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
23844 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
23846 2009-05-02 Richard Guenther <rguenther@suse.de>
23848 PR tree-optimization/39940
23849 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
23852 2009-05-02 Richard Guenther <rguenther@suse.de>
23854 PR middle-end/40001
23855 * tree-ssa.c (execute_update_addresses_taken): Properly check
23856 if we can mark a variable DECL_GIMPLE_REG_P.
23857 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
23858 back to the end of the function.
23859 (is_gimple_reg_type): Remove complex type special casing.
23860 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
23863 2009-05-02 Ben Elliston <bje@au.ibm.com>
23865 * doc/collect2.texi (Collect2): Document search path behaviour
23866 when configured with --with-ld.
23868 2009-05-02 Jan Hubicka <jh@suse.cz>
23870 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
23871 parameter; update callers.
23872 (coalesce_cost_edge): EH edges are costier because they needs
23873 splitting even if not critical and even more costier when there are
23874 multiple EH predecestors.
23876 2009-05-02 Jan Hubicka <jh@suse.cz>
23878 * except.c (remove_eh_handler_and_replace): Handle updating after
23879 removing TRY blocks.
23881 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
23883 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
23885 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
23887 * varasm.c: Do not include c-pragma.h.
23888 * attribs.c: Do not incude c-common.h.
23890 2009-05-01 Michael Matz <matz@suse.de>
23892 * calls.c (initialize_argument_information): Handle SSA names like
23893 decls with a non MEM_P DECL_RTL.
23895 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
23897 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
23898 * ipa-utils.c: Likewise.
23899 * ipa-type-escape.c: Likewise.
23900 * cgraphunit.c Do not include c-common.h.
23901 * ipa-pure-const.c: Likewise.
23902 * tree-if-conv.c: Likewise.
23903 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
23904 * ipa-struct-reorg.c: Likewise.
23905 * tree-nomudflap.c: Likewise.
23906 * tree-ssa-structalias.c: Likewise.
23908 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
23910 * store-motion.c: Many cleanups to make this pass a first-class
23911 citizen instead of an appendix to gcse load motion. Add TODO list
23912 to make this pass faster/cleaner/better.
23914 (struct ls_expr): Post gcse.c-split cleanups.
23915 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
23916 "stores" field to "avail_stores".
23917 (pre_ldst_mems): Rename to store_motion_mems.
23918 (pre_ldst_table): Rename to store_motion_mems_table.
23919 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
23920 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
23921 (ldst_entry): Rename to st_expr_entry, update users.
23922 (free_ldst_entry): Rename to free_st_expr_entry, update users.
23923 (free_ldst_mems): Rename to free_store_motion_mems, update users.
23924 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
23926 (first_ls_expr): Rename to first_st_expr, update users.
23927 (next_ls_expr): Rename to next_st_expr, update users.
23928 (print_ldst_list): Rename to print_store_motion_mems. Print names of
23929 fields properly for store motion instead of names inherited from load
23931 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
23932 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
23935 (ae_kill): Rename to st_kill, update users.
23936 (ae_gen): Rename to st_avloc, update users.
23937 (transp): Rename to st_transp, update users.
23938 (pre_insert_map): Rename to st_insert_map, update users.
23939 (pre_delete_map): Rename to st_delete_map, update users.
23940 (insert_store, build_store_vectors, free_store_memory,
23941 one_store_motion_pass): Update for abovementioned changes.
23943 (gcse_subst_count, gcse_create_count): Remove.
23944 (one_store_motion_pass): New statistics counters "n_stores_deleted"
23945 and "n_stores_created", local variables.
23947 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
23950 (regvec, compute_store_table_current_insn): Remove.
23951 (reg_set_info, reg_clear_last_set): Remove.
23952 (compute_store_table): Use DF caches instead of local dataflow
23955 2009-05-01 Joseph Myers <joseph@codesourcery.com>
23957 * c-objc-common.c (c_tree_printer): Print identifiers with
23958 pp_identifier, not pp_string. Mark "({anonymous})" for
23960 * c-pretty-print.c (pp_c_ws_string): New.
23961 (pp_c_cv_qualifier, pp_c_type_specifier,
23962 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
23963 pp_c_storage_class_specifier, pp_c_function_specifier,
23964 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
23965 pp_c_primary_expression, pp_c_postfix_expression,
23966 pp_c_unary_expression, pp_c_shift_expression,
23967 pp_c_relational_expression, pp_c_equality_expression,
23968 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
23969 use pp_string and pp_c_ws_string in place of pp_identifier and
23970 pp_c_identifier for non-identifiers. Mark English strings for
23972 * c-pretty-print.h (pp_c_ws_string): Declare.
23974 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
23975 Roland McGrath <roland@redhat.com>
23977 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
23978 (ENABLE_LD_BUILDID): New configuration option.
23979 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
23980 (LINK_BUILDID_SPEC): New macro.
23981 (init_spec): If defined, prepend it between LINK_EH_SPEC and
23983 * doc/install.texi: Document --enable-linker-build-id option.
23984 * configure: Rebuild.
23985 * config.in: Rebuild.
23987 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
23989 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
23990 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
23991 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
23992 MIPS_GP_SAVE_AREA_SIZE.
23993 * config/mips/mips.c (struct mips_frame_info): Update comment
23994 before arg_pointer_offset and hard_frame_pointer_offset.
23995 (mips_compute_frame_info): Update diagram before function: to
23996 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
23997 indicate the position of frame_pointer_rtx with -fstack-protector and
23998 to show args_size. Don't allocate cprestore area for leaf functions
23999 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
24001 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
24003 2009-04-30 Michael Matz <matz@suse.de>
24005 PR tree-optimization/39955
24006 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
24008 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
24010 * ira.c (setup_cover_and_important_classes): Use safe macro
24011 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
24013 * genpreds.c (write_tm_preds_h): Output suitable definition of
24014 REG_CLASS_FOR_CONSTRAINT.
24016 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
24018 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
24020 * bitmap.c (bitmap_descriptor): Likewise.
24021 * ggc-common.c (loc_descriptor): Likewise.
24022 * varray.c (varray_descriptor): Likewise.
24023 * vec.c (vec_descriptor): Likewise.
24025 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
24027 * Makefile.in (dce.o): Add $(EXCEPT_H).
24028 * dce.c: Include except.h and delete redundant vector definitions.
24029 (deletable_insn_p): Return false for non-call insns that can throw
24032 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
24034 * gcse.c (ae_gen): Remove.
24035 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
24036 and make non-static function to make it available in store-motion.c.
24037 Update call sites with search-and-replace.
24038 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
24039 extract_mentioned_regs, extract_mentioned_regs_helper,
24040 find_moveable_store, compute_store_table, load_kills_store, find_loads,
24041 store_killed_in_insn, store_killed_after, store_killed_before,
24042 build_store_vectors, insert_insn_start_basic_block, insert-store,
24043 remove_reachable_equiv_notes, replace_store_insn, delete_store,
24044 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
24045 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
24046 * store-motion.c: ...new file. Also copy data structures from gcse.c
24047 and clean up to remove parts not used by store motion.
24048 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
24049 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
24051 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24054 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
24055 when optimizing for size.
24057 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
24059 * gcse.c (gcse_constant_p): Fix typo in last change.
24061 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
24063 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
24065 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
24067 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
24069 2009-04-29 James E. Wilson <wilson@codesourcery.com>
24071 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
24072 CONST_HIGH_PART result.
24074 2009-04-29 Anatoly Sokolov <aesok@post.ru>
24076 * config/avr/avr.c (initial_elimination_offset): Rename to
24077 avr_initial_elimination_offset.
24078 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
24079 change return type to bool.
24080 (avr_can_eliminate): New function.
24081 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
24082 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
24083 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
24084 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
24085 avr_initial_elimination_offset.
24086 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
24087 (avr_initial_elimination_offset): Define.
24089 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
24090 Steven Bosscher <steven@gcc.gnu.org>
24092 PR rtl-optimization/39938
24093 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
24094 * cfgrtl.c: Include insn-attr.h.
24095 (rest_of_pass_free_cfg): New function.
24096 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
24097 * resource.c (init_resource_info): Remove call to df_analyze.
24099 2009-04-29 Richard Guenther <rguenther@suse.de>
24102 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
24103 allow conversion to signed integers.
24105 2009-04-29 Richard Guenther <rguenther@suse.de>
24107 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
24108 shifts of floating point vectors if the shift amount is
24109 a constant multiple of the element size.
24111 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
24112 Michael Matz <matz@suse.de>
24114 PR middle-end/39927
24116 * tree-outof-ssa.c (emit_partition_copy): New function.
24117 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
24118 insert_part_to_rtx_on_edge): Perform the partition base var
24119 copy using emit_partition_copy.
24120 (insert_value_copy_on_edge): Convert constants to the right mode.
24121 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
24122 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
24124 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
24126 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
24127 scan backwards to try to find a constant to initialize it.
24129 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
24130 insn before the loop_end instruction, don't look past labels.
24132 2009-04-29 Richard Guenther <rguenther@suse.de>
24134 PR middle-end/39937
24135 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
24136 loose type conversions.
24137 (forward_propagate_addr_expr): Fix tuplification bug. Remove
24138 stmts only if there are no uses of its definition.
24140 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
24142 * config/bfin/bfin.h (splitting_loops): Declare.
24143 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
24144 Reorder bit definitions to be ascending.
24145 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
24146 * config/bfin/bfin.c (splitting_loops): New variable.
24147 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
24148 (struct loop_info): Remove members INIT and LOOP_INIT.
24149 (bfin_optimize_loop): Don't set them. Reorder the code that generates
24150 the LSETUP sequence. Allow LC to be loaded from any register, but
24151 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
24152 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
24154 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
24155 of reload_completed.
24158 * config/bfin/bfin.md (movsi_insn): Refine constraints.
24160 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
24162 * Makefile.in (PLUGIN_VERSION_H): New.
24163 (OBJS-common): Remove plugin-version.o.
24164 (plugin.o): Depend on (PLUGIN_VERSION_H).
24165 (plugin-version.o): Remove.
24166 * configure: Regenerate
24167 * configure.ac: Create plugin-version.h.
24168 * gcc-plugin.h (plugin_gcc_version): Remove.
24169 (plugin_default_version_check): Change signature.
24170 * plugin-version.c: Remove.
24171 * plugin.c: Include plugin-version.h.
24172 (str_plugin_gcc_version_name): Remove.
24173 (try_init_one_plugin): Pass gcc version to plugin_init.
24174 (plugin_default_version_check): Both gcc and plugin versions are now
24177 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
24179 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
24180 problematic last insns. Test for TYPE_CALL rather than CALL_P.
24181 Remove special case testing for last insn of inner loops. Don't fail
24182 if the loop ends with a jump, emit an extra nop instead.
24184 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
24185 DREGS rather than comparing directly. Remove code that tries to
24186 account for latencies.
24188 2009-04-29 Richard Guenther <rguenther@suse.de>
24190 PR tree-optimization/39941
24191 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
24192 eliminating an indirect call.
24194 2009-04-29 Richard Guenther <rguenther@suse.de>
24196 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
24197 parameter. Allow invariants as base if !require_lvalue.
24198 (verify_gimple_assign_single): Adjust.
24200 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
24202 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
24203 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
24204 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
24205 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
24206 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
24208 * config/bfin/bfin.c (bfin_expand_builtin,
24209 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
24211 2009-04-28 Richard Guenther <rguenther@suse.de>
24213 * tree-vect-loop.c (get_initial_def_for_induction): Use
24214 correct types for pointer increment.
24216 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24218 * toplev.c (print_version): Update GMP version string calculation.
24220 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
24222 PR rtl-optimization/39938
24223 * resource.c (init_resource_info): Add call to df_analyze.
24225 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
24227 * config/alpha/alpha.md (usegp): Cast the result of
24228 alpha_find_lo_sum_using_gp to enum attr_usegp.
24229 * config/alpha/alpha.c (override_options): Remove end-of-structure
24230 marker element from cpu_table. Use array size of cpu_table to handle
24231 -mcpu and -mtune options.
24232 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
24234 2009-04-28 Joseph Myers <joseph@codesourcery.com>
24236 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
24237 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
24238 tune_32 and tune_64.
24239 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
24240 support on PowerPC.
24241 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
24242 * config/rs6000/option-defaults.h: ... here. New file.
24243 (OPT_64, OPT_32): Define.
24244 (MASK_64BIT): Define to 0 if not already defined.
24245 (OPT_ARCH64, OPT_ARCH32): Define.
24246 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
24249 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24251 * config/arm/arm.c (arm_override_options): Emit error on using
24254 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
24256 PR rtl-optimization/39914
24257 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
24258 registers for allocnos created from user-defined variables only
24259 when not optimizing.
24261 2009-04-28 Richard Guenther <rguenther@suse.de>
24263 PR middle-end/39937
24264 * fold-const.c (fold_binary): Use distribute_real_division only
24267 2009-04-28 Steve Ellcey <sje@cup.hp.com>
24269 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
24270 add hpux-stdint.h to tm_file.
24271 (hppa[12]*-*-hpux11*): Ditto.
24272 (ia64*-*-hpux*): Ditto.
24273 * config/hpux-stdint.h: New.
24274 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
24275 __STDC_EXT__ for all compiles.
24276 * config/pa/pa-hpux.h: Ditto.
24277 * config/pa/pa-hpux10.h: Ditto.
24278 * config/pa/pa-hpux11.h: Ditto.
24280 2009-04-28 Catherine Moore <clm@codesourcery.com>
24282 * debug.h (set_name): Add comment.
24284 2009-04-28 Andrew Pinski <pinskia@gmail.com>
24287 * config/darwin.c (machopic_gen_offset): Check
24288 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
24289 * config/arm/arm.c (require_pic_register): Likewise.
24291 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
24293 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
24294 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
24295 m32c_promote_prototypes): Delete.
24297 2009-04-28 Michael Matz <matz@suse.de>
24299 PR middle-end/39922
24300 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
24303 2009-04-28 Richard Guenther <rguenther@suse.de>
24305 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
24307 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24309 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
24310 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
24311 * config/arm/arm-tune.md: Regenerate.
24313 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
24315 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
24316 block if there are complex incoming edges.
24317 (sel_merge_blocks): Remove useless assert.
24318 (sel_redirect_edge_and_branch): Check that edge was redirected.
24319 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
24320 (sel_find_rgns): Delete declaration.
24321 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
24322 the region when it is not a preheader.
24324 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
24327 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
24329 2009-04-28 Richard Guenther <rguenther@suse.de>
24331 * tree.h (SSA_NAME_VALUE): Remove.
24332 (struct tree_ssa_name): Remove value_handle member.
24333 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
24334 array for jump threading.
24335 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
24337 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
24338 * tree-flow.h (threadedge_initialize_values): Declare.
24339 (threadedge_finalize_values): Likewise.
24340 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
24341 (SSA_NAME_VALUE): Define.
24342 (threadedge_initialize_values): New function.
24343 (threadedge_finalize_values): Likewise.
24344 * tree-ssa-dom.c (ssa_name_values): New global variable.
24345 (SSA_NAME_VALUE): Define.
24346 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
24348 2009-04-28 Ira Rosen <irar@il.ibm.com>
24350 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
24351 Use REPORT_VECTORIZED_LOCATIONS instead
24352 REPORT_VECTORIZED_LOOPS.
24353 * tree-vectorizer.c (vect_verbosity_level): Make static.
24354 (vect_loop_location): Rename to vect_location.
24355 (vect_set_verbosity_level): Update comment.
24356 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
24358 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
24359 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
24360 instead REPORT_UNVECTORIZED_LOOPS.
24361 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
24362 and vect_loop_def to vect_external_def and vect_internal_def.
24363 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
24364 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
24365 REPORT_UNVECTORIZED_LOCATIONS.
24366 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
24367 and vect_used_in_loop and to vect_unused_in_scope and
24368 vect_used_in_scope.
24369 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
24370 (vect_verbosity_level): Remove declaration.
24371 (vect_analyze_operations): Likewise.
24372 (vect_analyze_stmt): Declare.
24373 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
24374 REPORT_UNVECTORIZED_LOCATIONS.
24375 (vect_get_loop_niters): Fix indentation.
24376 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
24377 (vect_analyze_loop_operations): New function.
24378 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
24379 vect_analyze_operations.
24380 (vect_is_simple_reduction): Use new names.
24381 (vectorizable_live_operation, vect_transform_loop): Likewise.
24382 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
24383 to specify whether the data references can be a part of interleaving
24385 (vect_analyze_data_ref_dependence): Use new names.
24386 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
24387 (vect_create_addr_base_for_vector_ref): Remove redundant code.
24388 * tree-vect-patterns.c (widened_name_p): Use new names.
24389 (vect_recog_dot_prod_pattern): Likewise.
24390 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
24391 (process_use, vect_mark_stmts_to_be_vectorized,
24392 vect_model_simple_cost, vect_model_store_cost,
24393 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
24394 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
24395 vectorizable_operation, vectorizable_type_demotion,
24396 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
24397 vectorizable_condition): Likewise.
24398 (vect_analyze_operations): Split into vect_analyze_loop_operations
24400 (vect_analyze_stmt): ... new function.
24401 (new_stmt_vec_info): Use new names.
24402 (vect_is_simple_use): Use new names and fix comment.
24403 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
24404 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
24406 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
24409 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
24410 and integer modes for x87 operands. Do not ICE for unsupported size,
24411 generate error instead. Generate error for unsupported operand types.
24412 ['z']: Do not handle HImode memory operands specially. Warning
24413 for floating-point operands. Fallthru to 'Z' for unsupported operand
24414 types. Do not ICE for unsupported size, generate error instead.
24415 (output_387_binary_op): Use %Z to output operands.
24416 (output_fp_compare): Ditto.
24417 (output_387_reg_move): Ditto.
24419 2009-04-28 Ben Elliston <bje@au.ibm.com>
24424 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24426 * builtins.c (c_strlen): Do not warn here.
24427 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
24428 * c-common.c (pointer_int_sum): Take an explicit location.
24429 Warn about offsets out of bounds.
24430 * c-common.h (pointer_int_sum): Adjust declaration.
24432 2009-04-27 Ian Lance Taylor <iant@google.com>
24434 * collect2.c (is_ctor_dtor): Change type of ret field in struct
24436 * dce.c (run_fast_df_dce): Change type of old_flags to int.
24437 * df-core.c (df_set_flags): Change return type to int. Change
24438 type of old_flags to int.
24439 (df_clear_flags): Likewise.
24440 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
24441 (df_get_conditional_uses): Likewise.
24442 * df.h (df_set_flags, df_clear_flags): Update declarations.
24443 * dwarf2out.c (struct indirect_string_node): Change type of form
24444 field to enum dwarf_form.
24445 (AT_string_form): Change return type to enum dwarf_form.
24446 * fixed-value.c (fixed_compare): Add cast to enum type.
24447 * fwprop.c (update_df): Change 0 to VOIDmode.
24448 * gensupport.c: Change 0 to UNKNOWN.
24449 * gimple.h (gimple_cond_code): Add cast to enum type.
24450 * haifa-sched.c (reemit_notes): Add cast to enum type.
24451 * hooks.c (hook_int_void_no_regs): Remove function.
24452 * hooks.h (hook_int_void_no_regs): Remove declaration.
24453 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
24454 * predict.c (combine_predictions_for_insn): Add casts to enum type.
24455 * real.c (real_arithmetic): Add cast to enum type.
24456 (real_compare): Likewise.
24457 * target.h (struct gcc_target): Change return type of
24458 branch_target_register_class to enum reg_class.
24459 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
24460 default_branch_target_register_class.
24461 * targhooks.c (default_branch_target_register_class): New function.
24462 * targhooks.h (default_branch_target_register_class): Declare.
24463 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
24464 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
24466 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
24468 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
24469 vect_uninitialized_def. Change 0 to ERROR_MARK.
24470 * tree-vect-stmts.c (supportable_widening_operation): Don't
24471 initialize icode1 and icode2.
24472 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
24473 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
24475 (cmn_err_flag_specs): Change 0 to STD_C89.
24476 (cmn_err_char_table): Likewise.
24477 * config/arm/arm.c (get_arm_condition_code): Change type of code
24478 to enum arm_cond_code.
24479 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
24480 (IWMMXT_BUILTIN2): Likewise.
24481 (neon_builtin_type_bits): Don't define typedef.
24482 (neon_builtin_datum): Change type of bits field to int.
24483 (arm_expand_neon_args): Add cast to enum type.
24484 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
24486 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
24487 casts to enum type.
24488 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
24490 * config/mips/mips.md (jal_macro): Return enum constant.
24491 (single_insn): Likewise.
24492 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
24494 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
24495 casts to enum type.
24496 * config/s390/s390.c (s390_tune_flags): Change type to int.
24497 (s390_arch_flags): Likewise.
24498 (s390_handle_arch_option): Change flags field of struct pta to int.
24499 * config/s390/s390.h (s390_tune_flags): Update declaration.
24500 (s390_arch_flags): Likewise.
24501 * config/sh/sh.c (prepare_move_operands): Compare
24502 tls_symbolic_operand result with enum constant.
24503 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
24504 (sh_expand_prologue): Add cast to enum type.
24505 (sh_expand_epilogue): Likewise.
24506 (tls_symbolic_operand): Change return type to enum tls_model.
24507 (fpscr_set_from_mem): Add cast to enum type.
24508 (legitimize_pic_address): Compare tls_symbolic_operand result with
24510 (sh_target_reg_class): Change return type to enum reg_class.
24511 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
24513 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
24514 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
24515 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
24516 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
24517 (delayed_branch, tls_call_delay): Likewise.
24518 (eligible_for_sibcall_delay): Likewise.
24519 (eligible_for_return_delay): Likewise.
24520 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
24521 (spu_expand_builtin_1): Likewise.
24523 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
24524 for all types of conversions.
24525 (output_init_element): Issue -Wc++-compat warning if needed when
24526 initializing a bitfield with enum type.
24527 * c-parser.c (c_parser_expression): Set original_type to
24528 original_type of right hand operand of comma operator.
24530 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24532 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
24534 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
24535 * doc/cpp.texi (Standard Predefined Macros)
24536 (Implementation-defined behavior): Likewise.
24537 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
24538 * doc/gimple.texi (GIMPLE Exception Handling)
24539 (@code{GIMPLE_ASSIGN}): Likewise.
24540 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
24541 * doc/invoke.texi (Warning Options, Optimize Options)
24542 (AVR Options, Darwin Options): Likewise.
24543 (Optimize Options): Reformulate -fwhole-program description.
24544 * doc/loop.texi (Lambda): Likewise.
24545 * doc/md.texi (Output Template, Define Constraints)
24546 (Standard Names, Insn Splitting): Likewise.
24547 * doc/options.texi (Option properties): Likewise.
24548 * doc/passes.texi (Tree-SSA passes): Likewise.
24549 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
24550 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
24551 (File Names and DBX): Likewise.
24552 * doc/trouble.texi (Incompatibilities): Likewise.
24554 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
24556 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
24557 instruction is correct.
24559 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
24561 Allow non-constant arguments to conversion intrinsics.
24562 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
24563 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
24564 * spu.c (print_operand): Handle 'v' and 'w'.
24565 (exp2_immediate_p, spu_gen_exp2): Define.
24566 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
24567 spu_convtf_1): Update parameter descriptions.
24568 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
24569 * constraints.md ('v', 'w'): New.
24570 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
24572 (i2f, I2F): New define_mode_attr.
24573 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
24574 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
24575 fixuns_truncv4sfv4si2): Update to use mode attribute.
24576 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
24577 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
24578 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
24579 patterns for combine.
24581 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
24583 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
24584 (cprop, hoist, pre, store_motion): New debug counters.
24585 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
24586 is not an RTL pass anymore.
24587 (pass_profiling): Remove extern decl for pass removed in 2005.
24588 (pass_gcse, pass_jump_bypass): Remove.
24589 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
24590 to 0 for clean state.
24591 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
24592 * cse.c (gate_handle_cse_after_global_opts,
24593 rest_of_handle_cse_after_global_opts): New functions.
24594 (pass_cse_after_global_opts): New pass, does local CSE.
24595 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
24596 (TV_CPROP): New timevar.
24597 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
24598 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
24599 (gcse_main, recompute_all_luids): Remove.
24600 (compute_hash_table_work): Call max_reg_num instead of reading
24602 (cprop_jump): Don't set run_jump_opt_after_gcse.
24603 (constprop_register): Always allow to alter jumps.
24604 (cprop_insn): Likewise.
24605 (do_local_cprop): Likewise.
24606 (local_cprop_pass): Likewise. Return non-zero if something changed.
24607 (cprop): Remove function, fold interesting bits into one_cprop_pass.
24608 (find_implicit_sets): Add note about missed optimization opportunity.
24609 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
24610 pass_rtl_cprop execute function.
24611 Don't bother tracking the pass number, each pass gets its own dumpfile
24613 Always allow to alter jumpsand bypass jumps.
24614 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
24615 will just find no suitable set.
24616 (pre_edge_insert): Fix dumping, this function is for PRE only.
24617 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
24618 pass_rtl_pre execute function.
24619 (hoist_code): Return non-zero if something changed. Keep track of
24620 substitutions and insertions for statistics gathering similar to PRE.
24621 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
24622 called from the pass_rtl_hoist execute function. Show pass statistics.
24623 (compute_store_table): Use max_reg_num directly instead of using the
24624 formerly global max_gcse_regno.
24625 (build_store_vectors): Likewise.
24626 (replace_store_insn): Fix dumping.
24627 (store_motion): Rename to ...
24628 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
24629 pass, called from the pass_rtl_store_motion execute function. Keep
24630 track of substitutions and insertions for statistics gathering similar
24632 (bypass_jumps): Remove, fold interesting bits into ...
24633 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
24634 from the pass_rtl_cprop execute function.
24635 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
24636 pass_jump_bypass): Remove.
24637 (gate_handle_gcse, rest_of_handle_gcse): Remove.
24638 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
24639 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
24640 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
24641 (gate_rtl_store_motion, execute_rtl_store_motion,
24642 pass_rtl_store_motion): New.
24643 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
24644 make it clear that -fcse-skip-blocks is a no-op for backward compat.
24645 * passes.c (init_optimization_passes): Remove pass_gcse and
24646 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
24647 and cse_after_global_opts in place of pass_gcse. Schedule cprop
24648 instead of pass_jump_bypass.
24650 2009-04-27 Richard Guenther <rguenther@suse.de>
24652 PR middle-end/39928
24653 * gimplify.c (gimplify_expr): If we are required to create
24654 a temporary make sure it ends up as register.
24656 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
24659 * config/i386/i386.c (construct_container): Don't call
24660 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
24661 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
24663 2009-04-27 Michael Matz <matz@suse.de>
24665 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
24666 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
24667 * tree-ssa-live.h (find_replaceable_exprs): Return a bitmap.
24668 (dump_replaceable_exprs): Take a bitmap.
24669 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
24671 (expand_gimple_basic_block): Likewise.
24672 * tree-ssa-ter.c (struct temp_expr_table_d): Make
24673 replaceable_expressions member a bitmap.
24674 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
24675 (mark_replaceable): Likewise.
24676 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
24677 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
24679 2009-04-27 Richard Guenther <rguenther@suse.de>
24681 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
24682 (verify_stmts): Dispatch to gimple/type verification code.
24683 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
24684 issue with call argument types.
24686 2009-04-27 Michael Matz <matz@suse.de>
24688 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
24689 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
24692 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
24693 Eric Botcazou <ebotcazou@adacore.com>
24695 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
24696 a label's basic block.
24697 (mark_target_live_regs): Tidy and rework obsolete comments.
24698 Change back DF problem to LIVE. If a label starts a basic block,
24699 assume that all registers that used to be live then still are.
24700 (init_resource_info): If a label starts a basic block, set its
24701 BLOCK_FOR_INSN accordingly.
24702 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
24704 2009-04-27 Richard Guenther <rguenther@suse.de>
24706 * tree-flow-inline.h (function_ann): Remove.
24707 (get_function_ann): Likewise.
24708 * tree-dfa.c (create_function_ann): Remove.
24709 * tree-flow.h (struct static_var_ann_d): Remove.
24710 (struct function_ann_d): Likewise.
24711 (union tree_ann_d): Remove fdecl member.
24712 (function_ann_t): Remove.
24713 (function_ann, get_function_ann, create_function_ann): Remove
24716 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
24718 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
24720 2009-04-27 Jan Hubicka <jh@suse.cz>
24722 * ipa-pure-const.c (struct funct_state_d): New fields
24723 state_previously_known, looping_previously_known; remove
24724 state_set_in_source.
24725 (analyze_function): Use new fields.
24726 (propagate): Avoid assumption that state_set_in_source imply
24729 * tree-ssa-loop-niter.c (finite_loop_p): New function.
24730 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
24731 * cfgloop.h (finite_loop_p): Declare.
24733 2009-04-26 Michael Matz <matz@suse.de>
24735 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
24737 2009-04-26 Michael Matz <matz@suse.de>
24739 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
24740 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
24741 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
24742 pass_mark_used_blocks): Remove.
24743 * tree-optimize.c (pass_free_datastructures,
24744 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
24745 * passes.c (init_optimization_passes): Don't call
24746 pass_mark_used_blocks, remove dead code.
24748 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
24750 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
24751 * tree-ssa-live.h (register_ssa_partition): Likewise.
24753 2009-04-26 Michael Matz <matz@suse.de>
24756 * builtins.c (fold_builtin_next_arg): Handle SSA names.
24757 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
24758 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
24760 (compare_pairs): Swap cost comparison.
24761 (coalesce_ssa_name): Don't use change_partition_var.
24762 * tree-nrv.c (struct nrv_data): Add modified member.
24763 (finalize_nrv_r): Set it.
24764 (tree_nrv): Use it to update statements.
24765 (pass_nrv): Require PROP_ssa.
24766 * tree-mudflap.c (mf_decl_cache_locals,
24767 mf_build_check_statement_for): Use make_rename_temp.
24768 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
24769 * alias.c (find_base_decl): Handle SSA names.
24770 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
24771 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
24772 * rtl.h (set_reg_attrs_for_parm): Declare.
24773 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
24774 to "optimized", remove unused locals at finish.
24775 (execute_free_datastructures): Make global, call
24776 delete_tree_cfg_annotations.
24777 (execute_free_cfg_annotations): Don't call
24778 delete_tree_cfg_annotations.
24780 * ssaexpand.h: New file.
24781 * expr.c (toplevel): Include ssaexpand.h.
24782 (expand_assignment): Handle SSA names the same as register variables.
24783 (expand_expr_real_1): Expand SSA names.
24784 * cfgexpand.c (toplevel): Include ssaexpand.h.
24785 (SA): New global variable.
24786 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
24787 (SSAVAR): New macro.
24788 (set_rtl): New helper function.
24789 (add_stack_var): Deal with SSA names, use set_rtl.
24790 (expand_one_stack_var_at): Likewise.
24791 (expand_one_stack_var): Deal with SSA names.
24792 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
24793 before unique numbers.
24794 (expand_stack_vars): Use set_rtl.
24795 (expand_one_var): Accept SSA names, add asserts for them, feed them
24796 to above subroutines.
24797 (expand_used_vars): Expand all partitions (without default defs),
24798 then only the local decls (ignoring those expanded already).
24799 (expand_gimple_cond): Remove edges when jumpif() expands an
24800 unconditional jump.
24801 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
24802 or remove abnormal edges. Ignore insns setting the LHS of a TERed
24804 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
24805 members of SA; deal with PARM_DECL partitions here; expand
24806 all PHI nodes, free tree datastructures and SA. Commit instructions
24807 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
24808 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
24809 info and statements at start, collect garbage at finish.
24810 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
24811 (VAR_ANN_PARTITION) Remove.
24812 (change_partition_var): Don't declare.
24813 (partition_to_var): Always return SSA names.
24814 (var_to_partition): Only accept SSA names.
24815 (register_ssa_partition): Only check argument.
24816 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
24818 (delete_var_map): Don't free it.
24819 (var_union): Only accept SSA names, simplify.
24820 (partition_view_init): Mark only useful SSA names as used.
24821 (partition_view_fini): Only deal with SSA names.
24822 (change_partition_var): Remove.
24823 (dump_var_map): Use ssa_name instead of partition_to_var member.
24824 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
24826 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
24827 (struct _elim_graph): New member const_dests; nodes member vector of
24829 (set_location_for_edge): New static helper.
24830 (create_temp): Remove.
24831 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
24832 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
24833 (new_elim_graph): Allocate const_dests member.
24834 (clean_elim_graph): Truncate const_dests member.
24835 (delete_elim_graph): Free const_dests member.
24836 (elim_graph_size): Adapt to new type of nodes member.
24837 (elim_graph_add_node): Likewise.
24838 (eliminate_name): Likewise.
24839 (eliminate_build): Don't take basic block argument, deal only with
24840 partition numbers, not variables.
24841 (get_temp_reg): New static helper.
24842 (elim_create): Use it, deal with RTL temporaries instead of trees.
24843 (eliminate_phi): Adjust all calls to new signature.
24844 (assign_vars, replace_use_variable, replace_def_variable): Remove.
24845 (rewrite_trees): Only do checking.
24846 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
24847 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
24848 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
24849 contains_tree_r, MAX_STMTS_IN_LATCH,
24850 process_single_block_loop_latch, analyze_edges_for_bb,
24851 perform_edge_inserts): Remove.
24852 (expand_phi_nodes): New global function.
24853 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
24854 functions, initialize new parameter, remember partitions having a
24856 (finish_out_of_ssa): New global function.
24857 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
24858 don't reset in_ssa_p here, don't disable TER when mudflap.
24859 (pass_del_ssa): Remove.
24860 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
24862 (execute_free_datastructures): Declare.
24863 * Makefile.in (SSAEXPAND_H): New variable.
24864 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
24865 * basic-block.h (commit_one_edge_insertion): Declare.
24866 * passes.c (init_optimization_passes): Move pass_nrv and
24867 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
24868 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
24869 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
24870 (redirect_branch_edge): Deal with super block when expanding, split
24871 out jump patching itself into ...
24872 (patch_jump_insn): ... here, new static helper.
24874 2009-04-26 Michael Matz <matz@suse.de>
24876 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
24877 beyond num_ssa_names.
24878 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
24879 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
24881 2009-04-26 Jakub Jelinek <jakub@redhat.com>
24883 PR inline-asm/39543
24884 * fwprop.c (forward_propagate_asm): New function.
24885 (forward_propagate_and_simplify): Propagate also into __asm, if it
24886 doesn't increase the number of referenced registers.
24889 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
24891 2009-04-26 Jakub Jelinek <jakub@redhat.com>
24893 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
24894 note_nonlocal_vla_type for nonlocal VLAs.
24895 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
24896 contains_remapped_vars, remap_vla_decls): New functions.
24897 (convert_nonlocal_reference_stmt): If not optimizing, call
24898 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
24899 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
24900 if it wasn't found in var_map.
24901 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
24902 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
24903 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
24905 * gimplify.c (nonlocal_vlas): New variable.
24906 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
24908 (gimplify_body): Create and destroy nonlocal_vlas.
24910 * dwarf2out.c (loc_descr_plus_const): New function.
24911 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
24912 mem_loc_descriptor, loc_descriptor_from_tree_1,
24913 descr_info_loc, gen_variable_die): Use it.
24915 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
24916 !TREE_STATIC VAR_DECLs.
24917 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
24918 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
24919 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
24920 DECL_BY_REFERENCE is valid.
24921 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
24922 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
24923 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
24924 Copy DECL_BY_REFERENCE.
24925 (struct nesting_copy_body_data): New type.
24926 (nesting_copy_decl): New function.
24927 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
24928 if they have variable length.
24930 2009-04-26 Michael Matz <matz@suse.de>
24932 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
24933 mark new temporaries for renaming.
24935 2009-04-26 Joseph Myers <joseph@codesourcery.com>
24938 * c-decl.c (global_bindings_p): Return negative value.
24939 (c_variable_size): New. Based on variable_size from
24941 (grokdeclarator): Call c_variable_size not variable_size.
24943 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
24945 * config/i386/i386.c (print_operand) ['z']: Fix typo.
24947 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
24949 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
24950 Redefine it to just use mingw/include.
24951 (ASM_SPEC): Rules for -m32 and -m64.
24952 (LINK_SPEC): Use Likewise.
24953 (SPEC_32): New define.
24954 (SPEC_64): Likewise.
24955 (SUB_LINK_SPEC): Likewise.
24956 (MULTILIB_DEFAULTS): New define.
24957 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
24958 Add multilib options.
24959 (MULTILIB_DIRNAMES): Likewise.
24960 (MULTILIB_OSDIRNAMES): Likewise.
24961 (LIBGCC): Likewise.
24962 (INSTALL_LIBGCC): Likewise.
24964 2009-04-26 Joseph Myers <joseph@codesourcery.com>
24967 * c-tree.h (enum c_inline_static_type): New.
24968 (record_inline_static): Declare.
24969 * c-decl.c (struct c_inline_static, c_inline_statics,
24970 record_inline_static, check_inline_statics): New.
24971 (pop_file_scope): Call check_inline_statics.
24972 (start_decl): Call record_inline_static instead of pedwarning
24973 directly for static in inline function.
24974 * c-typeck.c (build_external_ref): Call record_inline_static
24975 instead of pedwarning directly for static referenced in inline
24978 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
24980 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
24981 not new but only being rescanned.
24982 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
24983 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
24984 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
24985 record_set_info, compute_set, grealloc): Remove.
24986 (recompute_all_luids): New function.
24987 (gcse_main): Don't compute sets, and don't do related memory
24988 allocations/free-ing. If something changed before the end of the
24989 pass, update LUIDs using recompute_all_luids.
24990 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
24991 (free_gcse_mem): Don't free it either.
24992 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
24993 Use the df insn LUIDs.
24994 (load_killed_in_block): Likewise.
24995 (compute_hash_table_work): Don't compute reg_set_in_block.
24996 (compute_transp): Use DF_REG_DEF_CHAINs.
24997 (local_cprop_pass): Don't use compute_sets and related functions.
24998 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
24999 Use get_max_uid() instead of max_cuid.
25000 (insert_insn_end_basic_block, pre_insert_copy_insn,
25001 update_ld_motion_stores): Don't try to
25002 keep reg_set tables up to date.
25003 (pre_insert_copies): Use df insn LUIDs.
25004 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
25005 (reg_set_info): Don't use extra bitmap argument.
25006 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
25007 information to compute regs_set_in_block.
25008 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
25009 (bypass_jumps): Don't use compute_sets and friends.
25011 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25014 * opts.c (undocumented_msg): Do not leave blank even with
25017 2009-04-25 Joseph Myers <joseph@codesourcery.com>
25019 * c-decl.c (build_enumerator): Allow values folding to integer
25020 constants but not integer constant expressions with a pedwarn if
25023 2009-04-25 Joseph Myers <joseph@codesourcery.com>
25026 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
25027 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
25028 type is an integer constant.
25030 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
25033 * config/i386/i386.c (print_operand) ['z']: Revert handling of
25036 2009-04-25 Joseph Myers <joseph@codesourcery.com>
25039 * c-decl.c (grokdeclarator): Diagnose declarations of functions
25040 with variably modified return type and no storage class
25041 specifiers, except for the case of nested functions. Distinguish
25042 extern declarations of functions with variably modified return
25043 types from those of objects with variably modified types.
25045 2009-04-25 Jan Hubicka <jh@suse.cz>
25047 * tree.c (list_equal_p): New function.
25048 * tree.h (list_equal_p): Declare.
25049 * coretypes.h (edge_def, edge, const_edge, basic_block_def
25050 basic_block_def, basic_block, const_basic_block): New.
25051 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
25052 (redirect_eh_edge): New function.
25053 (make_eh_edge_update_phi): EH edges are not abnormal.
25054 * except.c: Include tree-flow.h.
25055 (list_match): New function.
25056 (eh_region_replaceable_by_p): New function.
25057 (replace_region): New function.
25058 (hash_type_list): New function.
25059 (hash_eh_region): New function.
25060 (eh_regions_equal_p): New function.
25061 (merge_peers): New function.
25062 (remove_unreachable_regions): Verify EH tree when checking;
25064 (copy_eh_region_1): New function.
25065 (copy_eh_region): New function.
25066 (push_reachable_handler): New function.
25067 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
25068 regions without label but with live RESX.
25069 * except.h (redirect_eh_edge_to_label): New.
25070 * tree-flow.h (redirect_eh_edge): New.
25071 * coretypes.h (edge_def, edge, const_edge, basic_block_def
25072 basic_block_def, basic_block, const_basic_block): Remove.
25073 * Makefile.in (except.o): Add dependency on tree-flow.h
25074 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
25075 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
25078 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
25081 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
25082 on the destination of memcpy.
25084 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
25086 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
25087 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
25088 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
25090 2009-04-25 Jan Hubicka <jh@suse.cz>
25092 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
25093 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
25094 to be reached by different label than left.
25095 (update_eh_edges): Update comment; remove edge_to_remove if possible
25096 and return true if suceeded.
25097 (cleanup_empty_eh): Accept sharing map; handle shared regions.
25098 (cleanup_eh): Compute sharing map.
25099 * except.c (remove_eh_handler_and_replace): Add argument if we should
25101 (remove_unreachable_regions): Update for label sharing.
25102 (label_to_region_map): Likewise.
25103 (get_next_region_sharing_label): New function.
25104 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
25106 (remove_eh_handler): Update.
25107 (remove_eh_region_and_replace_by_outer_of): New function.
25108 * except.h (struct eh_region): Add next_region_sharing_label.
25109 (remove_eh_region_and_replace_by_outer_of,
25110 get_next_region_sharing_label): Declare.
25111 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
25113 2009-04-25 Jan Hubicka <jh@suse.cz>
25115 * tree-cfg.c (split_critical_edges): Split also edges where we can't
25116 insert code even if they are not critical.
25118 2009-04-25 Jan Hubicka <jh@suse.cz>
25120 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
25121 (gimple_can_remove_branch_p): EH edges won't remove branch by
25123 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
25124 updating of non-abnormal EH edges.
25125 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
25126 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
25127 (split_critical_edges): Split also edges where emitting code on them
25128 will lead to splitting later.
25130 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
25131 H.J. Lu <hongjiu.lu@intel.com>
25134 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
25135 the configured assembler supports fildq and fistpq mnemonics.
25136 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
25137 * configure: Regenerated.
25138 * config.in: Ditto.
25140 * config/i386/i386.c (print_operand): Handle 'Z'.
25141 ['z']: Remove handling of special fild/fist suffixes.
25142 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
25143 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
25144 suffix of fild insn.
25145 (*floatsi<mode>2_vector_mixed): Ditto.
25146 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
25147 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
25148 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
25149 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
25150 * config/i386/gas.h (GAS_MNEMONICS): Remove.
25152 2009-04-25 Ben Elliston <bje@au.ibm.com>
25154 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
25155 the source of a set operation.
25157 2009-04-25 Anatoly Sokolov <aesok@post.ru>
25159 * target.h (struct gcc_target): Add case_values_threshold field.
25160 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
25161 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
25162 * targhooks.c (default_case_values_threshold): New function.
25163 * targhooks.h (default_case_values_threshold): Declare function.
25164 * stmt.c (expand_case): Use case_values_threshold target hook.
25165 * expr.h (case_values_threshold): Remove declartation.
25166 * expr.c (case_values_threshold): Remove function.
25167 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
25169 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
25170 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
25171 (avr_case_values_threshold): Declare as static.
25172 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
25174 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
25175 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
25176 (mn10300_case_values_threshold): New function.
25178 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
25180 * ira.c (setup_cover_and_important_classes): Add enum cast.
25182 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
25184 * genpreds.c (write_enum_constraint_num): Output definition of
25185 CONSTRAINT_NUM_DEFINED_P macro.
25186 * ira.c (setup_cover_and_important_classes): Use
25187 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
25189 2009-04-24 DJ Delorie <dj@redhat.com>
25191 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
25192 __SH2A_SINGLE_ONLY__ also.
25194 2009-04-24 Steve Ellcey <sje@cup.hp.com>
25196 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
25197 (movdf_internal): Ditto.
25198 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
25199 SFmode and DFmode constants.
25200 (ia64_print_operand): Add 'G' format for printing
25201 floating point constants.
25203 2009-04-24 Richard Guenther <rguenther@suse.de>
25205 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
25206 from unsigned additions.
25208 2009-04-24 Joseph Myers <joseph@codesourcery.com>
25210 * c-typeck.c (set_init_index): Allow array designators that are
25211 not integer constant expressions with a pedwarn if pedantic.
25213 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
25215 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
25216 zero if no overlap in nonzero bits between the operands.
25218 2009-04-24 Ian Lance Taylor <iant@google.com>
25220 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
25221 (record_dead_and_set_regs): Likewise.
25222 * df.h (struct df_mw_hardreg): Change flags field to int.
25223 (struct df_base_ref): Likewise.
25224 (struct df): Change changeable_flags field to int.
25225 * df-scan.c (df_defs_record): Change clobber_flags to int.
25226 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
25227 constants rather than #define macros.
25228 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
25229 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
25230 (enum dwarf_calling_convention): Likewise.
25231 (enum dwarf_line_number_x_ops): Likewise.
25232 (enum dwarf_call_frame_info): Likewise.
25233 (enum dwarf_source_language): Likewise.
25234 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
25235 (add_calling_convention_attribute): Likewise.
25236 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
25237 (combine_comparisons): Change compcode to int. Add cast to enum type.
25238 * genrecog.c (maybe_both_true_2): Change c to int.
25239 (write_switch): Likewise. Add cast to enum type.
25240 * gimplify.c (gimplify_omp_for): Handle return values from
25241 gimplify_expr using MIN rather than bitwise or.
25242 (gimplify_expr): Add cast to enum type.
25243 * ipa-prop.c (update_jump_functions_after_inlining): Change
25244 IPA_BOTTOM to IPA_JF_UNKNOWN.
25245 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
25246 Add casts to enum type.
25247 (setup_cover_and_important_classes): Change cl to int. Add casts
25249 (setup_class_translate): Change cl and mode to int.
25250 (ira_init_once): Change mode to int.
25251 (free_register_move_costs): Likewise.
25252 (setup_prohibited_mode_move_regs): Add casts to enum type.
25253 * langhooks.c (add_builtin_function_common): Rework assertion that
25254 value fits bitfield.
25255 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
25256 * omega.c (omega_do_elimination): Avoid math on enum types.
25257 * optabs.c (expand_vec_shift_expr): Remove casts to int.
25258 * opts.c (set_debug_level): Change 2 to enum constant. Use new
25259 int local to handle integral_argment value.
25260 * regmove.c (try_auto_increment): Change PUT_MODE to
25262 * reload.c (push_secondary_reload): Add casts to enum type.
25263 (secondary_reload_class, find_valid_class): Likewise.
25264 * reload1.c (emit_input_reload_insns): Likewise.
25265 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
25266 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
25267 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
25269 * tree.c (build_common_builtin_nodes): Add casts to enum type.
25270 * tree-complex.c (complex_lattice_t): Typedef to int rather than
25272 (expand_complex_libcall): Add casts to enum type.
25273 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
25274 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
25275 with ERROR_MARK, not NUM_TREE_CODES.
25276 (vect_create_epilog_for_reduction): Likewise.
25277 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
25278 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
25279 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
25281 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
25282 vect_unused_in_loop. Change 0 to loop_vect.
25283 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
25284 * var-tracking.c (get_init_value): Change return type to enum
25286 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
25287 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
25289 (arm_override_options): Add casts to enum type.
25290 (arm_emit_tls_decoration): Likewise.
25291 * config/i386/i386.c (ix86_function_specific_restore): Add casts
25293 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
25294 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
25295 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
25297 * config/s390/s390.c (code_for_builtin_64): Change to array of
25299 (code_for_builtin_31): Likewise.
25300 (s390_expand_builtin): Change code_for_builtin to enum insn_code
25302 * config/sparc/sparc.c (sparc_override_options): Change value
25303 field in struct code_model to enum cmodel. In initializer change
25304 0 to NULL and add cast to enum type.
25306 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
25307 Change all callers. Issue a -Wc++-compat warning using
25308 lhs_origtype if necessary.
25309 (convert_for_assignment): Issue -Wc++-compat warnings about
25310 invalid conversions to enum type on assignment.
25311 * c-common.h (build_modify_expr): Update declaration.
25313 2009-04-24 Nick Clifton <nickc@redhat.com>
25315 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
25316 (function_arg_advance): Likewise.
25317 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
25320 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
25322 * config/s390/constraints.md ('I', 'J'): Fix condition.
25324 2009-04-24 Diego Novillo <dnovillo@google.com>
25326 * gengtype-parse.c (parse_error): Add newline after message.
25328 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
25330 * config/i386/sse.md (avxmodesuffixs): Removed.
25331 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
25332 (*avx_pinsr<ssevecsize>): This.
25334 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
25336 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
25337 follow chains of regs with a single definition, and allow expressions
25338 that are function_invariant_p.
25339 (simple_rhs_p): Allow expressions that are function_invariant_p.
25341 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
25343 PR middle-end/39867
25344 * fold-const.c (fold_cond_expr_with_comparison): When folding
25345 > and >= to MAX, make sure the MAX uses the same type as the
25346 comparison's operands.
25348 2009-04-24 Nick Clifton <nickc@redhat.com>
25350 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
25351 addressing for DImode accesses.
25352 (frv_print_operand_address): Handle PLUS case.
25353 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
25355 2009-04-24 Jakub Jelinek <jakub@redhat.com>
25357 PR rtl-optimization/39794
25358 * alias.c (canon_true_dependence): Add x_addr argument.
25359 * rtl.h (canon_true_dependence): Adjust prototype.
25360 * cse.c (check_dependence): Adjust canon_true_dependence callers.
25361 * cselib.c (cselib_invalidate_mem): Likewise.
25362 * gcse.c (compute_transp): Likewise.
25363 * dse.c (scan_reads_nospill): Likewise.
25364 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
25365 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
25366 canon_base_addr of the group, plus optional offset.
25367 (struct group_info): Rename canon_base_mem to
25369 (get_group_info): Set canon_base_addr to canon_rtx of base, not
25370 canon_rtx of base_mem.
25372 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
25374 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
25375 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
25377 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25379 * config/spu/spu-builtins.h: Delete file.
25381 * config/spu/spu.h (enum spu_builtin_type): Move here from
25383 (struct spu_builtin_description): Likewise. Add GTY marker.
25384 Do not use enum spu_function_code or enum insn_code.
25385 (spu_builtins): Add extern declaration.
25387 * config/spu/spu.c: Do not include "spu-builtins.h".
25388 (enum spu_function_code, enum spu_builtin_type_index,
25389 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
25390 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
25391 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
25392 unsigned_V2DI_type_node): Move here from spu-builtins.h.
25393 (spu_builtin_types): Make static. Add GTY marker.
25394 (spu_builtins): Add extern declaration with GTY marker.
25395 Include "gt-spu.h".
25397 * config/spu/spu-c.c: Do not include "spu-builtins.h".
25398 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
25399 Check programmatically whether all parameters are scalar.
25401 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
25403 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
25405 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
25406 assignment from the constructor either if the target is volatile.
25408 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
25410 * config/arm/arm.md (insv): Do not share operands[0].
25412 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
25414 * config/vxlib-tls.c (active_tls_threads): Delete.
25415 (delete_hook_installed): New.
25416 (tls_delete_hook): Don't delete the delete hook.
25417 (tls_destructor): Delete it here.
25418 (__gthread_set_specific): Adjust installing the delete hook.
25419 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
25420 __gthread_leave_tsd_dtor_context.
25422 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
25424 * c-format.c (gcc_tdiag_char_table): Add support for %E.
25426 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
25428 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
25430 (alpha_rtx_costs): Ditto.
25431 (emit_unlikely_jump): Use add_reg_note.
25432 (emit_frame_store_1): Ditto.
25433 (alpha_expand_prologue): Ditto.
25434 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
25435 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
25437 2009-04-23 Nick Clifton <nickc@redhat.com>
25439 * config/v850/v850.md (epilogue): Remove suppressed code.
25440 (return): Rename to return_simple and remove test of frame size.
25441 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
25442 to gen_return_simple.
25444 2009-04-22 Jing Yu <jingyu@google.com>
25447 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
25449 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
25452 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
25453 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
25454 value is a VECTOR_CST, the element type is the element type of the
25457 2009-04-22 DJ Delorie <dj@redhat.com>
25459 * config/m32c/m32c.h: Update GTY annotations to new syntax.
25461 2009-04-22 Jakub Jelinek <jakub@redhat.com>
25463 * alias.c (find_base_term): Move around LO_SUM case, so that
25464 CONST falls through into PLUS/MINUS handling.
25467 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
25468 into 0, use omit_one_operand.
25470 2009-04-23 Ben Elliston <bje@au.ibm.com>
25472 * config/rs6000/linux-unwind.h (get_regs): Remove type
25473 puns. Change the type of `pc' to an array of unsigned ints and
25474 update all users. Constify frame24.
25476 2009-04-22 DJ Delorie <dj@redhat.com>
25478 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
25479 declarations before code.
25480 (current_function_special_page_vector): Likewise.
25481 (m32c_expand_insv): Silence a warning.
25483 2009-04-21 Taras Glek <tglek@mozilla.com>
25485 * alias.c: Update GTY annotations to new syntax.
25486 * basic-block.h: Likewise.
25487 * bitmap.h: Likewise.
25488 * c-common.h: Likewise.
25489 * c-decl.c: Likewise.
25490 * c-parser.c: Likewise.
25491 * c-pragma.c: Likewise.
25492 * c-tree.h: Likewise.
25493 * cfgloop.h: Likewise.
25494 * cgraph.h: Likewise.
25495 * config/alpha/alpha.c: Likewise.
25496 * config/arm/arm.h: Likewise.
25497 * config/avr/avr.h: Likewise.
25498 * config/bfin/bfin.c: Likewise.
25499 * config/cris/cris.c: Likewise.
25500 * config/darwin.c: Likewise.
25501 * config/frv/frv.c: Likewise.
25502 * config/i386/i386.c: Likewise.
25503 * config/i386/i386.h: Likewise.
25504 * config/i386/winnt.c: Likewise.
25505 * config/ia64/ia64.h: Likewise.
25506 * config/iq2000/iq2000.c: Likewise.
25507 * config/mips/mips.c: Likewise.
25508 * config/mmix/mmix.h: Likewise.
25509 * config/pa/pa.c: Likewise.
25510 * config/pa/pa.h: Likewise.
25511 * config/rs6000/rs6000.c: Likewise.
25512 * config/s390/s390.c: Likewise.
25513 * config/sparc/sparc.c: Likewise.
25514 * config/xtensa/xtensa.c: Likewise.
25515 * cselib.h: Likewise.
25516 * dbxout.c: Likewise.
25517 * dwarf2out.c: Likewise.
25518 * except.c: Likewise.
25519 * except.h: Likewise.
25520 * fixed-value.h: Likewise.
25521 * function.c: Likewise.
25522 * function.h: Likewise.
25523 * gimple.h: Likewise.
25524 * integrate.c: Likewise.
25525 * optabs.c: Likewise.
25526 * output.h: Likewise.
25527 * real.h: Likewise.
25529 * stringpool.c: Likewise.
25530 * tree-data-ref.c: Likewise.
25531 * tree-flow.h: Likewise.
25532 * tree-scalar-evolution.c: Likewise.
25533 * tree-ssa-address.c: Likewise.
25534 * tree-ssa-alias.h: Likewise.
25535 * tree-ssa-operands.h: Likewise.
25536 * tree.c: Likewise.
25537 * tree.h: Likewise.
25538 * varasm.c: Likewise.
25539 * varray.h: Likewise.
25541 * coretypes.h: Do not define GTY macro if it is already defined.
25542 * doc/gty.texi: Update GTY documentation to new syntax.
25543 * gengtype-lex.l: Enforce attribute-like syntax for GTY
25544 annotations on structs.
25545 * gengtype-parse.c: Likewise.
25547 2009-04-22 Mark Heffernan <meheff@google.com>
25549 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
25551 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
25553 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
25556 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
25558 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
25559 the same as a PLUS without a shift. Increase the cost of a
25562 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25564 * Makefile.in: Update dependencies.
25565 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
25566 * errors.h: Remove bogus comment about compatibility.
25567 (warning): Update declaration.
25568 * genautomata.c: Update all calls to warning.
25569 * gimple.c: Do not include errors.h. Include toplev.h.
25570 * tree-ssa-structalias.c: Do not include errors.h.
25571 * omega.c: Likewise.
25572 * tree-ssa-reassoc.c: Likewise.
25573 * config/spu/spu-c.c: Likewise.
25574 * config/spu/t-spu-elf: Update dependencies.
25576 2009-04-22 Richard Guenther <rguenther@suse.de>
25578 PR tree-optimization/39824
25579 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
25580 make sure the types are compatible.
25582 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25585 * c-common.c (c_parse_error): Take a token_flags parameter.
25586 Use token_type for the token type instead.
25587 Pass token_flags to cpp_type2name.
25588 * c-common.h (c_parse_error): Update declaration.
25589 * c-parser.c (c_parser_error): Pass 0 as token flags.
25591 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
25593 PR rtl-optimization/39580
25594 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
25596 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25598 * function.c (expand_function_end): Do not emit a jump to the "naked"
25599 return label for fall-through returns.
25600 * except.c (sjlj_emit_function_exit): Always place the call to the
25601 unregister function at the location installed by expand_function_end.
25603 2009-04-22 Richard Guenther <rguenther@suse.de>
25605 PR tree-optimization/39845
25606 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
25607 (gen_inbound_check): Likewise.
25609 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
25611 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
25613 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
25614 * config/vxlib.c (__gthread_once): Add race guard for PPC.
25616 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
25618 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
25619 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
25620 shift counts to avoid out-of-bounds array accesses.
25622 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
25624 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
25625 (Pmode): Move above.
25627 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
25629 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
25630 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
25631 GET_CODE macro. Use IN_RANGE macro where appropriate.
25632 * config/alpha/alpha.h: Ditto.
25633 * config/alpha/alpha.md: Ditto.
25634 * config/alpha/constraints.md: Ditto.
25635 * config/alpha/predicates.md: Ditto.
25637 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
25639 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
25640 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25641 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25642 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25643 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25644 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25645 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25646 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25647 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25648 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25649 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25650 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25651 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25652 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25653 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25654 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25655 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25656 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25657 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25658 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25659 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25660 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25661 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25662 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25663 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25664 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25665 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25667 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
25669 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
25670 references from comments.
25671 * cfgbuild.c (count_basic_blocks): Delete.
25672 (find_basic_blocks_1): Delete.
25673 (find_basic_blocks): Delete.
25674 * except.c (finish_eh_generation): Make static. Move comment from
25675 except.h here. Remove find_basic_blocks references from comments.
25676 * except.h (finish_eh_generation): Delete.
25677 * basic-block.h (find_basic_blocks): Delete.
25678 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
25680 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
25682 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
25683 (sdbout_parms): Likewise.
25685 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
25687 * config/sh/sh.c (prepare_cbranch_operands): Use
25688 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
25689 (expand_cbranchdi4): Likewise.
25690 (from_compare): Add cast to enum type.
25691 (expand_cbranchsi4): Use add_reg_note.
25692 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
25693 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
25694 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
25695 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
25696 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
25697 instead of CODE_FOR_nothing.
25698 (cbranchdi4): Likewise. Fix the order of arguments for
25700 (push_fpscr): Use add_reg_note.
25701 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
25702 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
25704 2009-04-21 Joseph Myers <joseph@codesourcery.com>
25706 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
25707 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
25708 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
25709 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
25710 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
25711 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
25712 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
25713 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
25714 config/alpha/x-vms, config/arc/t-arc,
25715 config/arm/README-interworking, config/arm/arm-c.c,
25716 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
25717 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
25718 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
25719 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
25720 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
25721 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
25722 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
25723 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
25724 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
25725 config/cris/t-elfmulti, config/crx/t-crx,
25726 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
25727 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
25728 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
25729 config/h8300/t-h8300, config/i386/athlon.md,
25730 config/i386/darwin-libgcc.10.4.ver,
25731 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
25732 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
25733 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
25734 config/i386/t-linux64, config/i386/t-nwld,
25735 config/i386/t-rtems-i386, config/i386/t-sol2-10,
25736 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
25737 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
25738 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
25739 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
25740 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
25741 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
25742 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
25743 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
25744 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
25745 config/m68k/t-uclinux, config/mcore/t-mcore,
25746 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
25747 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
25748 config/mips/crtn.asm, config/mips/irix-crti.asm,
25749 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
25750 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
25751 config/mips/mips-fixed.md, config/mips/sb1.md,
25752 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
25753 config/mips/t-iris6, config/mips/t-isa3264,
25754 config/mips/t-libgcc-mips16, config/mips/t-linux64,
25755 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
25756 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
25757 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
25758 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
25759 config/mn10300/t-linux, config/mn10300/t-mn10300,
25760 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
25761 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
25762 config/picochip/libgccExtras/clzsi2.asm,
25763 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
25764 config/rs6000/darwin-libgcc.10.4.ver,
25765 config/rs6000/darwin-libgcc.10.5.ver,
25766 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
25767 config/rs6000/t-aix43, config/rs6000/t-aix52,
25768 config/rs6000/t-darwin, config/rs6000/t-fprules,
25769 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
25770 config/rs6000/t-lynx, config/rs6000/t-netbsd,
25771 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
25772 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
25773 config/rs6000/t-rtems, config/rs6000/t-spe,
25774 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
25775 config/score/t-score-elf, config/sh/divcost-analysis,
25776 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
25777 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
25778 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
25779 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
25780 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
25781 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
25782 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
25783 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
25784 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
25785 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
25786 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
25787 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
25788 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
25789 limitx.h, version.c, xcoff.h: Add copyright and license notices.
25790 * config/h8300/genmova.sh: Include copyright and license notices
25791 in generated output.
25792 * config/h8300/mova.md: Regenerate.
25793 * doc/install.texi2html: Include word "Copyright" in copyright
25794 notice and use name "Free Software Foundation, Inc.".
25795 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
25796 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
25797 ChangeLog-2007, ChangeLog-2008: Correct dates.
25799 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
25801 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
25802 NE_EXPR operations as well.
25803 * c-parser.c (c_parser_condition): Do not set location information on
25805 (c_parser_conditional_expression): Likewise.
25806 (c_parser_binary_expression): Set location information on operators.
25807 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
25808 TRUTH_NOT_EXPR has been folded.
25809 * fold-const.c (fold_truth_not_expr): Copy location information from
25810 the incoming expression to the outgoing one.
25811 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
25812 recursive calls on the LHS of the operator but pass that of the
25813 operator to recursive calls on the RHS of the operator. Set it
25815 (shortcut_cond_expr): Set the locus of the operator on the second
25816 COND_EXPR and that of the expression on the first in degenerate cases.
25817 Pass the locus of the expression to calls to shortcut_cond_r.
25818 Set the locus of the 'then' block on the associated jump, if any.
25819 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
25820 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
25821 expression to call to gimplify_boolean_expr.
25823 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
25825 * config.gcc: Add additional configuration for
25826 i686-w64-mingw* and x86_64-w64-mingw* triplet.
25827 * config/i386/mingw-w64.h: New mingw-w64 specific header.
25828 (CPP_SPEC): Redefine for allowing -municode option.
25829 (STARTFILE_SPEC): Likewise.
25830 * config/i386/t-mingw-w64: New.
25831 * config/i386/mingw-w64.opt: New.
25832 (municode): Add new target option.
25833 * doc/invoke.texi (municode): Add documentation for new option.
25835 2009-04-21 Ian Lance Taylor <iant@google.com>
25837 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
25838 Correct test for number of arguments.
25839 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
25841 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
25843 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
25844 argument of emit_library_call.
25846 2009-04-21 Richard Guenther <rguenther@suse.de>
25848 PR middle-end/39829
25849 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
25850 inside VIEW_CONVERT_EXPRs.
25852 2009-04-21 Martin Jambor <mjambor@suse.cz>
25854 * tree-switch-conversion.c (build_constructors): Split a long line.
25855 (constructor_contains_same_values_p): New function.
25856 (build_one_array): Create assigns of constants if possible, do not
25857 call mark_sym_for_renaming, call update_stmt.
25858 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
25859 make_rename_temp. Do not call mark_symbols_for_renaming, call
25861 (gen_def_assigns): Do not call mark_symbols_for_renaming or
25862 find_new_referenced_vars, call update_stmt.
25863 (gen_inbound_check): Use create_tmp_var and create ssa names manually
25864 instead of calling make_rename_temp. Do not call
25865 find_new_referenced_vars or mark_symbols_for_renaming, call
25868 2009-04-21 Richard Guenther <rguenther@suse.de>
25870 PR tree-optimization/39827
25871 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
25872 (tree_ssa_phiprop): Pass the correct array size.
25874 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
25876 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
25878 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
25881 * c-typeck.c (lvalue_p): Move declaration ...
25882 * c-common.h (lvalue_p): ... to here.
25883 * c-common.c (candidate_equal_p): New.
25884 (add_tlist): Use it.
25885 (merge_tlist): Use it.
25886 (warn_for_collisions_1): Likewise.
25887 (warning_candidate_p): Accept more candidates.
25888 (verify_tree): A warning candidate can be an expression. Use
25891 2009-04-21 Ben Elliston <bje@au.ibm.com>
25894 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
25895 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
25896 options. Remove -mcall-solaris documentation.
25898 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25901 * doc/invoke.texi (-Wlong-long): Update description.
25902 * c-lex (interpret_integer): Only warn if there was no previous
25903 overflow and -Wlong-long is enabled.
25904 * c-decl.c (declspecs_add_type): Drop redundant flags.
25905 * c.opt (Wlong-long): Init to -1.
25906 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
25907 and front-end warn_long_long. Wlong-long only depends on other
25908 flags if it is uninitialized.
25909 * c-parser.c (disable_extension_diagnostics): warn_long_long is
25910 the same for CPP and FE.
25911 (restore_extension_diagnostics): Likewise.
25913 2009-04-20 Ian Lance Taylor <iant@google.com>
25915 Fix enum conversions which are invalid in C++:
25916 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
25917 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
25918 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
25919 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
25920 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
25921 (dbxout_parms): Likewise.
25922 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
25923 (df_clear_flags): Likewise.
25924 * df-problems.c (df_rd_bb_local_compute_process_def): Change
25925 top_flag parameter to int.
25926 (df_chain_create_bb_process_use): Likewise.
25927 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
25929 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
25930 (df_ref_create_structure, df_def_record_1): Likewise.
25931 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
25932 (df_notes_rescan): Change 0 to VOIDmode in function call.
25933 (df_get_call_refs, df_insn_refs_collect): Likewise.
25934 (df_bb_regs_collect): Likewise.
25935 (df_entry_block_defs_collect): Likewise.
25936 (df_exit_block_uses_collect): Likewise.
25937 * df.h: Update declarations.
25938 * double-int.c (double_int_divmod): Add cast to enum type.
25939 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
25940 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
25941 (based_loc_descr): Likewise.
25942 (loc_descriptor_from_tree_1): Change first_op and second_op to
25943 enum dwarf_location_atom. Add cast to enum type.
25944 * expmed.c (init_expmed): Change 0 to SET in function call.
25945 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
25946 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
25947 (do_store_flag): Likewise.
25948 * fixed-value.h (struct fixed_value): Change mode to enum
25950 * function.c (assign_parms): Change 0 to VOIDmode in function call.
25951 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
25953 (insert_insn_decl, insert_decl, insert_state): Likewise.
25954 (automata_list_finish): Likewise.
25955 * genrecog.c (process_define_predicate): Add cast to enum type.
25956 * gensupport.c (init_predicate_table): Add cast to enum type.
25957 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
25959 (gimple_build_call_1, gimple_build_label): Likewise.
25960 (gimple_build_goto, gimple_build_asm_1): Likewise.
25961 (gimple_build_switch_1, gimple_build_cdt): Likewise.
25962 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
25963 (enum fallback): Rename from enum fallback_t.
25964 (fallback_t): Typedef as int.
25965 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
25966 GSI_SAME_STMT in function call.
25967 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
25969 (setup_reg_class_relations): Likewise.
25970 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
25971 (setup_prohibited_class_mode_regs): Add cast to enum type.
25972 (setup_prohibited_mode_move_regs): Likewise.
25973 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
25974 (record_address_regs): Change i to enum reg_class.
25975 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
25976 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
25977 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
25978 (GET_MODE_2XWIDER_MODE): Likewise.
25979 (GET_CLASS_NARROWEST_MODE): Likewise.
25980 * omp-low.c (expand_omp_for): Add cast to enum type.
25981 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
25982 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
25983 * postreload.c (reload_cse_simplify_operands): Change rclass local
25985 * predict.c (combine_predictions_for_insn): Change best_predictor
25986 and predictor to enum br_predictor.
25987 (combine_predictions_for_bb): Likewise.
25988 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
25989 use SET_PREDICT_EXPR_OUTCOME.
25990 * real.c (real_arithmetic): Change icode to code in function call.
25991 * reginfo.c (init_move_cost): Add casts to enum type.
25992 (init_reg_sets_1, init_fake_stack_mems): Likewise.
25993 * regmove.c (regclass_compatible_p): Change class0 and class1 to
25995 * reload.c (find_valid_class): Add casts to enum type.
25996 (push_reload): Change 0 to NO_REGS in function call.
25997 (find_reloads): Change this_alternative to array of enum
25998 reg_class. Remove some now-unnecessary casts.
25999 (make_memloc): Change 0 to VOIDmode in function call.
26000 * reload1.c (reload): Change 0 to VOIDmode in function call.
26001 (eliminate_regs_1, elimination_effects): Likewise.
26002 (eliminate_regs_in_insn): Likewise.
26003 (emit_input_reload_insns): Add cast to enum type.
26004 (delete_output_reload): Change 0 to VOIDmode in function call.
26005 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
26006 to enum type in function call.
26007 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
26008 (SET_PREDICT_EXPR_OUTCOME): Define.
26009 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
26010 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
26011 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
26012 (dump_function): Likewise.
26013 * tree-dump.h: Update declarations.
26014 * tree-pass.h: Update declarations.
26015 * varasm.c (assemble_integer): Change mclass to enum mode_class.
26016 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
26018 (arm_rtx_costs_1): Correct parenthesization.
26019 (arm_rtx_costs): Add casts to enum type.
26020 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
26021 (vfp_emit_fstmd): Use add_rg_note.
26022 (emit_multi_reg_push, emit_sfm): Likewise.
26023 (thumb_set_frame_pointer): Likewise.
26024 (arm_expand_prologue): Likewise.
26025 (arm_regno_class): Change return type to enum reg_class.
26026 (thumb1_expand_prologue): Use add_reg_note.
26027 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
26028 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
26030 * config/arm/gentune.sh: Add cast to enum type.
26031 * config/arm/arm-tune.md: Rebuild.
26032 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
26033 (ix86_split_fp_branch, predict_jump): Likewise.
26034 (ix86_expand_multi_arg_builtin): Change sub_code from enum
26035 insn_code to enum rtx_code.
26036 (ix86_builtin_vectorized_function): Add cast to enum type.
26037 * config/i386/i386.md (truncdfsf2): Change slot to enum
26039 (truncxf<mode>2, isinf<mode>2): Likewise.
26040 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
26042 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
26043 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
26044 (insert_bundle_state): Change 1 to INSERT in function call.
26045 (ia64_add_bundle_selector_before): Likewise.
26046 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
26047 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
26048 (restore_stack_nonlocal): Likewise.
26049 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
26051 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
26053 (mips_rtx_costs): Likewise.
26054 (mips_override_options): Add casts to enum type.
26055 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
26057 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
26058 (store_reg, set_reg_plus_d): Likewise.
26059 (hppa_expand_prologue, hppa_profile_hook): Likewise.
26060 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
26062 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
26064 (emit_unlikely_jump): Use add_reg_note.
26065 (rs6000_emit_allocate_stack): Likewise.
26066 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
26067 (output_toc): Change 1 to INSERT in function call.
26068 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
26069 (rs6000_initialize_trampoline): Likewise.
26070 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
26072 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
26073 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
26074 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
26075 (save_gprs): Use add_reg_note.
26076 (s390_emit_prologue): Likewise.
26077 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
26078 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
26079 (sparc_fold_builtin): Add cast to enum type.
26080 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
26082 (spu_expand_prologue): Use add_reg_note.
26083 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
26085 2009-04-20 Ian Lance Taylor <iant@google.com>
26087 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
26088 (c_parser_postfix_expression_after_primary): Get VEC for list of
26089 arguments. Get original types of arguments. Call
26090 build_function_call_vec.
26091 (cached_expr_list_1, cached_expr_list_2): New static variables.
26092 (c_parser_expr_list): Change return type to VEC *. Add
26093 p_orig_types parameter. Change all callers.
26094 (c_parser_release_expr): New static function.
26095 (c_parser_vec_to_tree_list): New static function.
26096 * c-typeck.c (build_function_call): Rewrite to build a VEC and
26097 call build_function_call_vec.
26098 (build_function_call_vec): New function, based on old
26099 build_function_call.
26100 (convert_arguments): Remove nargs and argarray parameters. Change
26101 values to a VEC. Add origtypes parameter.
26102 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
26103 (convert_for_assignment): Add origtype parameter. Change all
26104 callers. If warn_cxx_compat, check for conversion to an enum
26105 type when calling a function.
26106 (store_init_value): Add origtype parameter. Change all callers.
26107 (digest_init): Likewise.
26108 (struct init_node): Add origtype field.
26109 (add_pending_init): Add origtype parameter. Change all callers.
26110 (output_init_element): Likewise.
26111 (output_pending_init_elements): Pass origtype from init_node to
26112 output_init_element.
26113 (process_init_element): Pass origtype from c_expr to
26114 output_init_element.
26115 (c_finish_return): Add origtype parameter. Change all callers.
26116 * c-common.c (sync_resolve_size): Change params to VEC *. Change
26118 (sync_resolve_params): Likewise.
26119 (sync_resolve_return): Change params to first_param. Change caller.
26120 (resolve_overloaded_builtins): Change params to VEC *. Change
26121 callers. Save first parameter around call to build_function_call_vec.
26122 * c-decl.c (finish_decl): Add origtype parameter. Change all
26123 callers. Call build_function_call_vec rather than
26124 build_function_call for cleanup.
26125 * c-tree.h: Update declarations.
26126 * c-common.h: Update declarations.
26127 * stub-objc.c (objc_rewrite_function_call): Change parameter from
26128 params to first_param.
26129 * target.h (struct gcc_target): Change resolve_overloaded_builtin
26130 params parameter from tree to void *.
26131 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
26132 Change arglist parameter to have type void *, and to be a pointer
26134 * config/rs6000/rs6000-protos.h
26135 (altivec_resolve_overloaded_builtin): Update declaration.
26136 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
26137 fnargs parameter to have type void *, and to be a pointer to a
26138 VEC. Call build_function_call_vec instead of
26139 build_function_call.
26140 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
26142 2009-04-20 Joey Ye <joey.ye@intel.com>
26143 Xuepeng Guo <xuepeng.guo@intel.com>
26144 H.J. Lu <hongjiu.lu@intel.com>
26146 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
26148 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
26149 (IX86_LEA_PRIORITY): Likewise.
26150 (distance_non_agu_define): New function.
26151 (distance_agu_use): Likewise.
26152 (ix86_lea_for_add_ok): Likewise.
26153 (ix86_dep_by_shift_count): Likewise.
26155 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
26156 should split for LEA.
26158 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
26160 (ix86_dep_by_shift_count): Likewise.
26162 2009-04-20 Richard Guenther <rguenther@suse.de>
26164 * expr.c (handled_component_p): Move ...
26165 * tree.h (handled_component_p): ... here.
26166 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
26167 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
26168 and REALPART_EXPR to be in one group.
26170 2009-04-20 Richard Guenther <rguenther@suse.de>
26172 * basic-block.h (get_all_dominated_blocks): Declare.
26173 * dominance.c (get_all_dominated_blocks): New function.
26174 * tree-cfg.c (get_all_dominated_blocks): Remove.
26175 (remove_edge_and_dominated_blocks): Adjust.
26176 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
26177 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
26178 instead of recursing.
26180 2009-04-20 Doug Kwan <dougkwan@google.com>
26182 * cgraph.h (cgraph_node_ptr): New type for vector functions.
26183 (struct cgraph_node_set_def): New type.
26184 (cgraph_node_set) New type. Also declare vector functions.
26185 (struct cgraph_node_set_element_def): New type.
26186 (cgraph_node_set_element): Ditto.
26187 (cgraph_node_set_iterator): New iterator type.
26188 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
26189 cgraph_node_set_remove, dump_cgraph_node_set,
26190 debug_cgraph_node_set): New prototypes.
26191 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
26192 cgraph_node_set_size): New inlines.
26193 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
26194 including cgraph.h.
26195 (struct ipa_opt_pass): Add struct cgraph_node_set_def
26196 argument to function 'write_summary'.
26197 * ipa.c: Include ggc.h.
26198 (hash_cgraph_node_set_element,
26199 eq_cgraph_node_set_element, cgraph_node_set_new,
26200 cgraph_node_set_add, cgraph_node_set_remove,
26201 cgraph_node_set_find, dump_cgraph_node_set,
26202 debug_cgraph_node_set): New functions.
26203 * Makefile.in (ipa.o): Add dependency on GGC_H.
26205 2009-04-20 Ira Rosen <irar@il.ibm.com>
26207 PR tree-optimization/39675
26208 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
26209 check of the return code of vect_schedule_slp. Check that
26210 stmt_vec_info still exists for the statement, before checking its
26211 vectorization type.
26213 2009-04-20 Michael Matz <matz@suse.de>
26215 * Makefile.in (generated_files): Take out $(simple_generated_c).
26217 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
26219 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
26220 (UINTPTR_TYPE): Likewise.
26222 2009-04-19 Joseph Myers <joseph@codesourcery.com>
26225 * c-typeck.c (digest_init): Check for initializing an array with a
26228 2009-04-19 Joseph Myers <joseph@codesourcery.com>
26231 * c-semantics.c (pop_stmt_list): Propagate
26232 STATEMENT_LIST_HAS_LABEL to parent statement list.
26234 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
26236 * config/mips/mips.h (mips_tune_attr): New macro.
26237 * config/mips/mips.md (cpu): Use it.
26239 2009-04-19 Joseph Myers <joseph@codesourcery.com>
26242 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
26245 2009-04-19 Diego Novillo <dnovillo@google.com>
26247 * toplev.c (compile_file): Move call to coverage_finish ...
26248 * cgraphunit.c (ipa_passes): ... here.
26249 Call cgraph_process_new_functions.
26250 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
26251 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
26253 2009-04-19 Jan Hubicka <jh@suse.cz>
26255 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
26257 (dump_cgraph_node): Dump can throw external flag.
26258 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
26260 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
26264 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
26265 * common.opt (Wlogical-op): Move from here...
26266 * c.opt (Wlogical-op): ... to here.
26267 * c-typeck.c (parser_build_binary_op): Update call to
26268 warn_logical_operator.
26269 * c-opts.c (c_common_post_options): Enable warn_logical_op with
26271 * c-common.c (warn_logical_op): Update.
26272 * c-common.h (warn_logical_op): Update declaration.
26274 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
26276 * tree.c (protected_set_expr_location): Fix formatting.
26278 2009-04-18 Joseph Myers <joseph@codesourcery.com>
26281 * c-typeck.c (readonly_warning): new.
26282 (build_unary_op, build_modify_expr): Use readonly_warning for
26283 storing into something readonly but not const-qualified.
26285 2009-04-18 Joseph Myers <joseph@codesourcery.com>
26288 * c-typeck.c (build_unary_op): Check for taking address of
26289 expression of type void.
26291 2009-04-18 Joseph Myers <joseph@codesourcery.com>
26294 * c-typeck.c (build_function_call): Check for calling a function
26295 with qualified void return types. Call require_complete_type when
26298 2009-04-18 Jan Hubicka <jh@suse.cz>
26300 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
26302 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
26303 can_throw_external flag.
26304 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
26305 * ipa-pure-const.c (ignore_edge): New function.
26306 (propagate): Compute order for NOTHROW computation; set NOTHROWs
26307 only over can_throw_external edges.
26308 (local_pure_const): Add nothrow flag.
26309 * ipa-utils.c (searchc): Add ignore_edge callback.
26310 (ipa_utils_reduced_inorder): Add ignore_edge callback.
26311 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
26312 (set_nothrow_function_flags): Update cgraph.
26313 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
26315 2009-04-18 Richard Guenther <rguenther@suse.de>
26317 PR middle-end/39804
26318 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
26319 (fold_stmt): ... this and ...
26320 (fold_stmt_inplace): ... this.
26321 (fold_stmt_1): Fold references in calls and asms.
26322 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
26324 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
26326 * tree-vrp.c (ssa_name_nonzero_p): Remove.
26327 * tree.h: Remove the prototype for ssa_name_nonzero_p.
26329 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
26331 * tree.c (function_args_count): Remove.
26332 * tree.h: Remove the prototype for function_args_count.
26334 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
26336 * tree-iterator.c (expr_only): Remove.
26337 * tree.h: Remove the prototype for expr_only.
26339 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
26341 * reginfo.c (cannot_change_mode_set_regs): Remove.
26342 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
26344 2009-04-08 Anatoly Sokolov <aesok@post.ru>
26346 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
26347 whether operands 0 and 1 overlaps.
26349 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
26351 PR middle-end/36902
26352 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
26353 pointer. Use warning_at instead of warning.
26354 (search_for_addr_array): Likewise.
26355 (check_array_bounds): Likewise.
26356 (check_all_array_refs): Check that the incoming edge is not in the
26357 list of edges to be removed.
26358 (check_all_array_refs): Avoid the temporal pointer.
26359 (vrp_visit_cond_stmt): Fix typo.
26360 (simplify_switch_using_ranges): Handle the case where the switch
26361 index is an integer constant.
26363 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
26365 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
26367 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
26369 * doc/extend.texi, doc/invoke.texi: Fix typos.
26371 2009-04-17 Cary Coutant <ccoutant@google.com>
26373 * tree-flow-inline.h (get_lineno): Fix inverted test.
26375 2009-04-17 Diego Novillo <dnovillo@google.com>
26377 * tree-ssa-pre.c (create_expression_by_pieces): Remove
26378 assertion for AVAIL_OUT.
26380 2009-04-17 Mike Frysinger <vapier@gentoo.org>
26383 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
26384 * config/sh/linux-atomic.asm: Likewise.
26386 2009-04-17 Diego Novillo <dnovillo@google.com>
26388 * except.c (debug_eh_tree): New.
26389 (struct eh_region, struct eh_status): Move ...
26390 * except.h: ... here.
26391 (add_type_for_runtime): Declare extern.
26392 (lookup_type_for_runtime): Likewise.
26393 (debug_eh_tree): Declare.
26394 * Makefile.in (GTFILES): List except.h before except.c
26396 2009-04-17 Diego Novillo <dnovillo@google.com>
26398 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
26399 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
26400 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
26401 (find_vars_r): ... here.
26402 * tree-flow.h (find_referenced_vars_in): Declare.
26403 * tree-ssa-pre.c (create_expression_by_pieces): Assert
26404 that AVAIL_OUT exists for BLOCK.
26405 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
26406 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
26407 (tree-parloops.o): Likewise.
26409 2009-04-17 Simon Baldwin <simonb@google.com>
26411 * toplev.c (default_tree_printer): Add handling for %E format.
26413 2009-04-17 Diego Novillo <dnovillo@google.com>
26415 * tree-pretty-print.c (dump_generic_node): Add break after
26416 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
26417 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
26418 FUNCTION_TYPE together. Call print_struct_decl when printing
26419 structures and TDF_SLIM is not given.
26420 (print_struct_decl): Fix logic for detecting recursion.
26422 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
26425 * gcc.c (create_at_file): New.
26426 (compile_input_file_p): New.
26427 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
26428 * main.c (main): Update call to toplev_main.
26429 * toplev.c (toplev_main): Change signature. Call expandargv.
26430 * toplev.h (toplev_main): Change signature.
26432 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
26434 * dwarf2out.c (field_byte_offset): Use the type size as the field size
26435 if the latter is not constant.
26437 2009-04-17 David Edelsohn <edelsohn@gnu.org>
26439 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
26441 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
26443 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
26444 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
26446 2009-04-17 Richard Guenther <rguenther@suse.de>
26448 * tree-ssa-structalias.c (get_constraint_for_component_ref):
26449 Handle component references view-converting an invariant address.
26451 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
26453 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
26454 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
26455 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
26456 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
26457 Use @deftypevr rather than @deftypevar.
26459 2009-04-17 Richard Guenther <rguenther@suse.de>
26461 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
26462 (get_prop_source_stmt): Likewise.
26463 (can_propagate_from): Likewise.
26465 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
26467 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
26468 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
26469 (--with-multilib-list): Add default value.
26470 * configure: Regenerate.
26471 * Makefile.in (TM_ENDIAN_CONFIG): Define.
26472 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
26473 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
26474 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
26475 Don't add default cpu to multilib list unnecessarily, but do enable
26476 the relevant compiler option..
26477 Add support for --with-multilib-list=<blank> and
26478 --with-multilib-list=!<somelib> to supress unwanted multilibs.
26479 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
26480 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
26481 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
26482 TM_MULTILIB_CONFIG.
26483 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
26484 (MULTILIB_OSDIRNAMES): New variable.
26485 * config/sh/t-1e: Delete file.
26486 * config/sh/t-mlib-sh1: Delete file.
26487 * config/sh/t-mlib-sh2: Delete file.
26488 * config/sh/t-mlib-sh2a: Delete file.
26489 * config/sh/t-mlib-sh2a-nofpu: Delete file.
26490 * config/sh/t-mlib-sh2a-single: Delete file.
26491 * config/sh/t-mlib-sh2a-single-only: Delete file.
26492 * config/sh/t-mlib-sh2e: Delete file.
26493 * config/sh/t-mlib-sh3e: Delete file.
26494 * config/sh/t-mlib-sh4: Delete file.
26495 * config/sh/t-mlib-sh4-nofpu: Delete file.
26496 * config/sh/t-mlib-sh4-single: Delete file.
26497 * config/sh/t-mlib-sh4-single-only: Delete file.
26498 * config/sh/t-mlib-sh4a: Delete file.
26499 * config/sh/t-mlib-sh4a-nofpu: Delete file.
26500 * config/sh/t-mlib-sh4a-single: Delete file.
26501 * config/sh/t-mlib-sh4a-single-only: Delete file.
26502 * config/sh/t-mlib-sh4al: Delete file.
26503 * config/sh/t-mlib-sh5-32media: Delete file.
26504 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
26505 * config/sh/t-mlib-sh5-64media: Delete file.
26506 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
26507 * config/sh/t-mlib-sh5-compact: Delete file.
26508 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
26509 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
26510 * doc/install.texi (Options specification): Add
26511 --with-multilib-list and --with-endian.
26513 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
26515 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
26517 (OBJS-common): Add plugin-version.o.
26518 (plugin-version.o): New.
26519 * gcc-plugin.h (plugin_gcc_version): New.
26520 (plugin_default_version_check): New.
26521 (plugin_init_func, plugin_init): Add version argument.
26522 * plugin-version.c: New.
26523 * plugin.c (str_plugin_gcc_version_name): New.
26524 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
26525 pass it to the init function.
26526 (plugin_default_version_check): New.
26528 2009-04-17 Richard Guenther <rguenther@suse.de>
26530 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
26531 for decl-vs-decl disambiguation.
26533 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
26535 * config/s390/s390.h (s390_tune_attr): New macro definition.
26536 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
26538 2009-04-17 Richard Guenther <rguenther@suse.de>
26540 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
26541 (fold_stmt_r): Likewise.
26542 (maybe_fold_reference): New function.
26543 (fold_gimple_assign): Handle cases fold_stmt_r did.
26544 (fold_stmt): Do not use fold_stmt_r.
26545 (fold_stmt_inplace): Likewise.
26547 2009-04-17 Richard Guenther <rguenther@suse.de>
26549 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
26550 (record_equivalences_from_stmt): Remove useless checks and
26552 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
26553 the type is already suitable.
26555 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
26557 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
26559 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
26561 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
26562 (CMPtype): Define as __gcc_CMPtype.
26564 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
26566 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
26567 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
26569 2009-04-17 Richard Guenther <rguenther@suse.de>
26571 PR tree-optimization/39746
26572 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
26573 special-casing for builtins and static variable use/def.
26574 (call_may_clobber_ref_p_1): Likewise.
26576 2009-04-16 Ian Lance Taylor <iant@google.com>
26578 * df.h: Include "timevar.h".
26579 (struct df_problem): Change tv_id field to timevar_id_t.
26580 * tree-pass.h: Include "timevar.h".
26581 (struct opt_pass): Change tv_id field to timevar_id_t.
26582 * timevar.h (timevar_id_t): Define TV_NONE.
26583 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
26584 TV_NONE rather than tv_id != 0.
26585 (execute_one_pass): Likewise.
26586 * Makefile.in (DF_H): Add $(TIMEVAR_H).
26587 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
26588 dependencies to $(TREE_PASS_H).
26589 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
26591 (pass_branch_target_load_optimize2): Likewise.
26592 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
26593 (pass_outof_cfg_layout_mode): Likewise.
26594 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
26595 (pass_rebuild_cgraph_edges): Likewise.
26596 (pass_remove_cgraph_callee_edges): Likewise.
26597 * df-core.c (pass_df_initialize_opt): Likewise.
26598 (pass_df_initialize_no_opt): Likewise.
26599 (pass_df_finish): Likewise.
26600 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
26601 * except.c (pass_set_nothrow_function_flags): Likewise.
26602 (pass_convert_to_eh_region_ranges): Likewise.
26603 * final.c (pass_compute_alignments): Likewise.
26604 * function.c (pass_instantiate_virtual_regs): Likewise.
26605 (pass_init_function): Likewise.
26606 (pass_leaf_regs): Likewise.
26607 (pass_match_asm_constraints): Likewise.
26608 * gimple-low.c (pass_lower_cf): Likewise.
26609 (pass_mark_used_blocks): Likewise.
26610 * init-regs.c (pass_initialize_regs): Likewise.
26611 * integrate.c (pass_initial_value_sets): Likewise.
26612 * ira.c (pass_ira): Likewise.
26613 * jump.c (pass_cleanup_barriers): Likewise.
26614 * omp-low.c (pass_expand_omp): Likewise.
26615 (pass_lower_omp): Likewise.
26616 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
26617 * recog.c (pass_split_all_insns): Likewise.
26618 (pass_split_after_reload): Likewise.
26619 (pass_split_before_regstack): Likewise.
26620 (pass_split_before_sched2): Likewise.
26621 (pass_split_for_shorten_branches): Likewise.
26622 * reginfo.c (pass_reginfo_init): Likewise.
26623 (pass_subregs_of_mode_init): Likewise.
26624 (pass_subregs_of_mode_finish): Likewise.
26625 * passes.c (pass_postreload): Likewise.
26626 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
26627 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
26628 (pass_warn_function_return): Likewise.
26629 (pass_warn_function_noreturn): Likewise.
26630 * tree-complex.c (pass_lower_complex): Likewise.
26631 (pass_lower_complex_O0): Likewise.
26632 * tree-if-conv.c (pass_if_conversion): Likewise.
26633 * tree-into-ssa.c (pass_build_ssa): Likewise.
26634 * tree-mudflap.c (pass_mudflap_1): Likewise.
26635 (pass_mudflap_2): Likewise.
26636 * tree-nomudflap.c (pass_mudflap_1): Likewise.
26637 (pass_mudflap_2): Likewise.
26638 * tree-nrv.c (pass_return_slot): Likewise.
26639 * tree-object-size.c (pass_object_sizes): Likewise.
26640 * tree-optimize.c (pass_all_optimizations): Likewise.
26641 (pass_early_local_passes): Likewise.
26642 (pass_all_early_optimizations): Likewise.
26643 (pass_cleanup_cfg): Likewise.
26644 (pass_cleanup_cfg_post_optimizing): Likewise.
26645 (pass_free_datastructures): Likewise.
26646 (pass_free_cfg_annotations): Likewise.
26647 (pass_fixup_cfg): Likewise.
26648 (pass_init_datastructures): Likewise.
26649 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
26650 (pass_late_warn_uninitialized): Likewise.
26651 (pass_update_address_taken): Likewise.
26652 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
26653 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
26654 (pass_cse_sincos): Likewise.
26655 (pass_convert_to_rsqrt): Likewise.
26656 * tree-ssa-structalias.c (pass_build_alias): Likewise.
26657 * tree-stdarg.c (pass_stdarg): Likewise.
26658 * tree-tailcall.c (pass_tail_recursion): Likewise.
26659 (pass_tail_calls): Likewise.
26660 * tree-vect-generic.c (pass_lower_vector): Likewise.
26661 (pass_lower_vector_ssa): Likewise.
26662 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
26664 2009-04-16 Joseph Myers <joseph@codesourcery.com>
26666 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
26668 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
26670 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
26671 logical and signext.
26673 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
26676 * config/sh/predicates.md (arith_operand): Check if the operand
26677 of TRUNCATE is a REG.
26679 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
26681 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
26682 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
26684 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
26686 * tree-iterator.c (tsi_split_statement_list_after,
26687 tsi_split_statement_list_before): Remove.
26688 * tree-iterator.h: Remove the prototypes for
26689 tsi_split_statement_list_after and tsi_split_statement_list_before.
26691 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
26693 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
26694 * tree-ssa-propagate.h: Remove the prototype for
26695 stmt_makes_single_load.
26697 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
26699 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
26700 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
26702 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
26704 * tree-iterator.c (EXPR_LAST_BODY): Remove.
26706 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
26708 * except.c (eh_region_outer_p): Remove.
26709 * except.h: Remove the prototype for eh_region_outer_p.
26711 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
26713 * function.c (current_function_assembler_name): Remove.
26714 * function.h: Remove the prototype for
26715 current_function_assembler_name.
26717 2009-04-16 Ian Lance Taylor <iant@google.com>
26719 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
26720 (add_reg_note): Call alloc_reg_note.
26721 * rtl.h (alloc_reg_note): Declare.
26722 * combine.c (try_combine): Use alloc_reg_note.
26723 (recog_for_combine, move_deaths): Likewise.
26724 (distribute_notes): Use alloc_reg_note and add_reg_note.
26725 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
26726 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
26727 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
26729 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
26731 PR rtl-optimization/39762
26732 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
26733 ira_may_move_out_cost): Add comments about way of their usage.
26734 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
26736 * ira-conflicts.c (process_regs_for_copy): Use function
26737 ira_get_register_move_cost instead of global
26738 ira_register_move_cost.
26740 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
26741 color_pass, move_spill_restore, update_curr_costs): Ditto.
26743 * ira-lives.c (process_single_reg_class_operands): Ditto.
26745 * ira-emit.c (emit_move_list): Ditto.
26747 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
26748 (record_reg_classes): Ditto. Use functions
26749 ira_get_register_move_cost and ira_get_may_move_cost instead of
26750 global vars ira_register_move_cost, ira_may_move_out_cost and
26751 ira_may_move_in_cost.
26752 (record_address_regs): Don't call ira_init_register_move_cost.
26753 Use function ira_get_may_move_cost instead of global
26754 ira_may_move_in_cost.
26755 (process_bb_node_for_hard_reg_moves): Use function
26756 ira_get_register_move_cost instead of global ira_register_move_cost.
26757 (ira_costs): Don't call ira_init_register_move_cost.
26759 2009-04-16 Richard Guenther <rguenther@suse.de>
26761 * tree-cfg.c (verify_gimple_assign_binary):
26762 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
26763 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
26764 (create_general_new_stmt): Note that this function is broken.
26766 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
26768 * common.opt (fhelp): Add Var(help_flag).
26769 * gcc-plugin.h (plugin_info): Add help.
26770 * plugin.c (plugin_name_args): Add help.
26771 (register_plugin_info): Set plugin->help.
26772 (print_help_one_plugin): New.
26773 (print_plugins_help): New.
26774 * plugin.h (print_plugins_help): New.
26775 * toplev.c (toplev_main): Call print_plugins_help if needed.
26777 2009-04-16 Richard Guenther <rguenther@suse.de>
26779 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
26780 (gimple_ior_addresses_taken_1): New function.
26781 (gimple_ior_addresses_taken): Likewise.
26782 * gimple.h (struct gimple_statement_with_ops_base): Remove
26783 addresses_taken member.
26784 (gimple_ior_addresses_taken): Declare.
26785 (gimple_addresses_taken, gimple_addresses_taken_ptr,
26786 gimple_set_addresses_taken): Remove.
26787 * ipa-reference.c (mark_address): New function.
26788 (scan_stmt_for_static_refs): Use it for marking addresses taken.
26789 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
26790 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
26791 (gimple_add_to_addresses_taken): Remove.
26792 (get_tmr_operands): Call mark_address_taken.
26793 (get_asm_expr_operands): Likewise.
26794 (get_expr_operands): Likewise.
26795 (build_ssa_operands): Do not clear the addresses_taken bitmap.
26796 (free_stmt_operands): Do not free it.
26797 * tree-ssa.c (delete_tree_ssa): Likewise.
26798 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
26800 2009-04-16 Richard Guenther <rguenther@suse.de>
26802 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
26803 (walk_stmt_load_store_ops): Likewise.
26804 * gimple.c (get_base_loadstore): New function.
26805 (walk_stmt_load_store_addr_ops): Likewise.
26806 (walk_stmt_load_store_ops): Likewise.
26807 * ipa-pure-const.c (check_op): Simplify.
26808 (check_load, check_store): New functions.
26809 (check_stmt): Use walk_stmt_load_store_ops.
26810 * ipa-reference.c (mark_load): Adjust signature.
26811 (mark_store): Likewise.
26812 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
26814 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
26816 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
26817 (plugin_info): New.
26818 * opts.c (common_handle_option): Don't call print_version.
26819 * plugin.c (plugin_name_args): Add version.
26820 (register_plugin_info): New.
26821 (register_callback): Handle PLUGIN_INFO.
26822 (try_init_one_plugin): New.
26823 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
26825 (finalize_one_plugin): New.
26826 (finalize_plugins): New.
26827 (print_one_plugin): New.
26828 (print_plugins_versions): New.
26829 * plugin.h (print_plugins_versions): New.
26830 (finalize_plugins): New.
26831 * toplev.c (compile_file): Don't call initialize_plugins.
26832 (print_version): Call print_plugins_versions.
26833 (toplev_main): Call initialize_plugins. Print version if needed.
26834 Call finalize_plugins.
26836 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
26838 * common.opt (fversion): New.
26839 * gcc.c (print_version): New.
26840 (process_command): Don't print the version. Just set print_version.
26841 (main): Print version. Call subprocesses if print_version and
26842 verbose_flag are set.
26843 * opts.c (common_handle_option): Handle OPT_fversion.
26845 2009-04-16 Richard Guenther <rguenther@suse.de>
26846 Ira Rosen <irar@il.ibm.com>
26848 PR tree-optimization/39698
26849 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
26850 type of the reduction variable. Only generate the def if
26853 * omp-low.c (expand_omp_for_generic): When converting to a pointer
26854 make sure to first convert to an integer of the same precision.
26855 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
26856 the type of the evolution correctly in computing the new
26857 induction variable base.
26859 2009-04-16 Richard Guenther <rguenther@suse.de>
26861 PR middle-end/39625
26862 * tree-cfg.c (make_blocks): Split statements with to-be
26863 abnormal SSA names on the lhs.
26865 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
26867 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
26868 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
26869 * c-typeck.c (really_start_incremental_init): Likewise.
26870 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
26871 (TARGET_INITIALIZER): Remove it.
26872 * target.h (struct target): Remove vector_opaque_p.
26873 * tree.c (build_opaque_vector_type): New.
26874 * tree.h (TYPE_VECTOR_OPAQUE): New.
26875 (build_opaque_vector_type): Declare.
26876 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
26877 * config/rs6000/rs6000.c (build_opaque_vector_type,
26878 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
26879 (rs6000_init_builtins): Use build_opaque_vector_type for
26880 opaque_V4SI_type_node.
26882 2009-04-15 Catherine Moore <clm@codesourcery.com>
26884 * debug.h (set_name): Declare.
26885 * dwarf2out.c (dwarf2out_set_name): Declare.
26886 (dwarf2_debug_hooks): Add set_name.
26887 (find_AT_string): New.
26888 (add_AT_string): Call find_AT_string.
26889 (dwarf2out_set_name): New.
26890 * cp/decl.c (grokdeclarator): Call set_name.
26891 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
26892 * debug.c (do_nothing_debug_hooks): Likewise.
26893 * dbxout.c (dbx_debug_hooks): Likewise.
26894 * sdbout.c (sdb_debug_hooks): Likewise.
26896 2009-04-15 Michael Eager <eager@eagercon.com>
26898 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
26899 reg for single-precision FPU.
26900 * config/rs6000/rs6000.md (movsi_internal1): Only for
26901 !TARGET_SINGLE_FPU.
26902 (movsi_internal1_single): New. Add pattern to move SI values to/from
26903 single-precision FP regs.
26905 2009-04-15 Richard Guenther <rguenther@suse.de>
26907 * omp-low.c (lower_rec_input_clauses): Build correct address
26909 (expand_omp_for_generic): Fix multiplication type.
26910 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
26911 (generate_memset_zero): Fix types.
26912 * tree-profile.c (prepare_instrumented_value): Correctly
26915 2009-04-15 Ian Lance Taylor <iant@google.com>
26917 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
26918 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
26919 for -Wall and for -Wc++-compat.
26920 (c_common_post_options): For C++, set warn_enum_compare if not
26922 * c-tree.h (struct c_expr): Add field original_type.
26923 (build_external_ref): Update declaration.
26924 * c-parser.c (c_parser_braced_init): Set original_type.
26925 (c_parser_initelt): Likewise.
26926 (c_parser_expr_no_commas): Likewise.
26927 (c_parser_conditional_expression): Likewise.
26928 (c_parser_cast_expression): Likewise.
26929 (c_parser_unary_expression): Likewise. Pull setting of
26930 original_code to top of function.
26931 (c_parser_sizeof_expression): Set original_type.
26932 (c_parser_alignof_expression): Likewise.
26933 (c_parser_postfix_expression): Likewise. Pull setting of
26934 original_code to top of function.
26935 (c_parser_postfix_expression_after_paren_type): Set original_type.
26936 (c_parser_postfix_expression_after_primary): Likewise.
26937 (c_parser_expression): Likewise.
26938 * c-typeck.c (build_external_ref): Add type parameter. Change all
26940 (c_expr_sizeof_expr): Set original_type field.
26941 (parser_build_unary_op): Likewise.
26942 (parser_build_binary_op): Likewise. Optionally warn about
26943 comparisons of enums of different types.
26944 (digest_init): Set original_type field.
26945 (really_start_incremental_init): Likewise.
26946 (push_init_level, pop_init_level): Likewise.
26947 * doc/invoke.texi (Warning Options): -Wenum-compare now
26950 2009-04-15 Richard Guenther <rguenther@suse.de>
26952 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
26953 out a necessary conversion.
26954 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
26955 names we didn't value number.
26956 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
26958 2009-04-15 Richard Guenther <rguenther@suse.de>
26960 PR tree-optimization/39764
26961 * tree-ssa-ccp.c (get_value): Canonicalize value with
26962 canonicalize_float_value.
26964 2009-04-15 Jan Hubicka <jh@suse.cz>
26966 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
26967 Wrong version of patch.
26969 2009-04-15 Jan Hubicka <jh@suse.cz>
26971 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
26973 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
26975 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
26976 our distinct integral and vector types.
26978 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
26980 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
26981 * init.c (build_vtbl_address): Remove call to assemble_external.
26983 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
26985 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
26986 output for other floating point modes.
26988 2009-04-14 Diego Novillo <dnovillo@google.com>
26990 * diagnostic.c (diagnostic_report_diagnostic): Do not
26991 warn about loaded plugins for DK_ERROR and DK_WARNING.
26992 * c-decl.c (declspecs_add_type): Move call to
26993 invoke_plugin_callbacks ...
26994 * c-parser.c (c_parser_declspecs): ... here.
26995 * plugin.c (dump_active_plugins): Tidy output.
26997 2009-04-14 Diego Novillo <dnovillo@google.com>
26998 Le-Chun Wu <lcwu@google.com>
27000 * configure.ac: Add --enable-plugin support.
27001 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
27002 * Makefile.in (PLUGIN_H): Define.
27003 Export ENABLE_PLUGIN and GMPINC to site.exp.
27004 Add PLUGINLIBS to link command.
27005 Add/modify dependencies for plugin.o and files including plugin.h.
27007 * config.in: Regenerate.
27009 * opts.c (common_handle_option): Handle OPT_fplugin_ and
27012 2009-04-14 Le-Chun Wu <lcwu@google.com>
27014 * tree-pass.h (register_one_dump_file): Add a prototype for
27015 register_one_dump_file.
27016 * toplev.c (compile_file): Call initialize_plugins.
27017 (do_compile): Call invoke_plugin_callbacks.
27018 (toplev_main): Call invoke_plugin_callbacks.
27019 * common.opt: Add -fplugin= and -fplugin-arg-.
27020 * gcc-plugin.h: New public header file for plugins to include.
27021 * plugin.c: New source file.
27022 * plugin.h: New internal header file.
27023 * passes.c (register_one_dump_file): Make it external.
27025 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
27027 2009-04-14 Diego Novillo <dnovillo@google.com>
27029 * doc/plugins.texi: New.
27030 * doc/gccint.texi: Add reference to Plugins chapter.
27031 * doc/invoke.texi: Document -fplugin and -fplugin-arg
27032 * diagnostic.c (diagnostic_report_diagnostic): Warn about
27033 loaded plugins, if any.
27034 * timevar.def (TV_PLUGIN_INIT): Define.
27035 (TV_PLUGIN_RUN): Define.
27036 * plugin.c: Include timevar.h
27037 (plugins_active_p): New.
27038 (dump_active_plugins): New.
27039 (debug_active_plugins): New.
27041 2009-04-14 Joseph Myers <joseph@codesourcery.com>
27043 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
27045 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
27047 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
27049 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
27050 the same as a minus without a shift.
27052 2009-04-14 Nick Clifton <nickc@redhat.com>
27054 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
27055 comparisons with small integers will always produce a short
27058 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
27061 2008-12-19 Diego Novillo <dnovillo@google.com>
27063 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
27065 2009-04-14 Richard Guenther <rguenther@suse.de>
27067 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
27069 (verify_gimple_assign_binary): Likewise. Handle shifts and
27071 (verify_gimple_phi): Print the mismatched argument position.
27072 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
27074 (vect_update_init_of_dr): Likewise.
27075 * matrix-reorg.c (transform_access_sites): Do what the
27077 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
27079 2009-04-13 Michael Eager <eager@eagercon.com>
27081 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
27082 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
27083 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
27084 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
27085 remove duplicate config
27087 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
27089 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
27090 file_name:line_number type locator of the call site.
27092 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
27094 * genautomata.c: Put blank after comma.
27095 (automaton_decls): New.
27096 (struct unit_usage): Add comments to member next.
27097 (store_alt_unit_usage): Keep the list ordered.
27098 (unit_present_on_list_p, equal_alternatives_p): New.
27099 (check_regexp_units_distribution): Check units distribution
27100 correctness correctly.
27101 (main): Don't write automata if error is found. Return correct
27104 * config/m68k/cf.md (cfv4_ds): Remove.
27105 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
27106 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
27108 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
27109 power4-load-ext, power4-store, power4-store-update,
27110 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
27111 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
27112 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
27113 power4-sqrt, power4-isync): Modify reservation to make correct
27114 unit distribution to automata.
27116 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
27117 power5-store-update, power5-two, power5-three, power5-lmul,
27118 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
27120 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
27122 * except.c (pass_set_nothrow_function_flags): Set name and add
27124 (set_nothrow_function_flags): Mention in the dump file when
27125 changing a function to nothrow.
27127 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
27130 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
27131 instead of unsigned long.
27133 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
27135 * config/arm/arm.c (return_used_this_function): Remove.
27136 (arm_output_function_prologue): Remove use of
27137 return_used_this_function.
27138 (output_return_instruction): Replace use of
27139 return_used_this_function
27140 by cfun->machine->return_used_this_function.
27141 (arm_output_epilogue): Likewise.
27142 (arm_output_function_epilogue): Likewise.
27143 (thumb_unexpanded_epilogue): Likewise.
27144 * config/arm/arm.h (struct machine_function):
27145 New member return_used_this_function.
27147 2009-04-12 Mark Mitchell <mark@codesourcery.com>
27149 * doc/install.texi: Correct description of default directory for
27150 --with-gxx-include-dir.
27152 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
27154 * fold-const.c (build_range_check): Properly deal with enumeral and
27155 boolean base types.
27157 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
27159 * doc/invoke.texi (max_gcse_passes): Remove documentation.
27160 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
27161 * params.h (MAX_GCSE_PASSES): Remove.
27162 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
27163 in sequence. Remove ability to run multiple passes.
27164 (bypass_jumps): Report run as third CPROP pass.
27166 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
27168 PR middle-end/39651
27169 * except.c (can_throw_external): Look at each insn in a SEQUENCE
27170 when deciding whether the whole SEQUENCE can throw.
27172 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
27175 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
27176 offseted label references.
27178 2009-04-11 Jan Hubicka <jh@suse.cz>
27180 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
27182 2009-04-11 Richard Guenther <rguenther@suse.de>
27184 PR middle-end/39732
27185 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
27186 return variables as TREE_ADDRESSABLE.
27188 2009-04-11 Richard Guenther <rguenther@suse.de>
27190 PR tree-optimization/39713
27191 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
27192 reference trees have SSA_NAME operands.
27194 2009-04-11 Richard Guenther <rguenther@suse.de>
27197 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
27198 address expressions.
27200 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
27202 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
27203 match changes in Cygwin 1.7
27204 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
27205 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
27207 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
27209 PR tree-optimization/39701
27210 * doc/invoke.texi (Optimization Options): Document change in
27211 meaning and initialization of -fdelete-null-pointer-checks.
27213 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
27215 PR middle-end/39701
27216 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
27218 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
27221 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
27223 2009-04-10 Chao-ying Fu <fu@mips.com>
27225 * doc/tm.texi (Instruction Output): Document
27226 TARGET_ASM_FINAL_POSTSCAN_INSN.
27227 * target.h (final_postscan_insn): New field in asm_out.
27228 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
27229 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
27230 * final.c (final_scan_insn): Call
27231 targetm.asm_out.final_postscan_insn after outputting
27232 an asm macro and a normal instruction.
27234 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
27235 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
27236 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
27237 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
27238 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
27240 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
27242 PR middle-end/39701
27243 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
27244 variables as non-NULL even with -fdelete-null-pointer-checks.
27246 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
27248 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
27250 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
27253 * config/i386/i386.c (classify_argument): Handle SCmode with
27254 (bit_offset % 64) != 0.
27256 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
27258 * doc/invoke.texi (Optimize Options): Add cross-reference to
27259 -Q --help=optimizers examples.
27261 2009-04-10 Ben Elliston <bje@au.ibm.com>
27264 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
27265 regalign for the reg == fpr and TDmode case.
27267 2009-04-09 David Ayers <ayers@fsfe.org>
27270 * objc/objc-act.c (warn_with_method): Remove helper function.
27271 (check_duplicates): Call warning and inform directly.
27272 (really_start_method): Likewise.
27274 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
27276 * expmed.c (expand_divmod): Always use a comparison for a division
27277 by a large unsigned integer.
27279 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
27280 for things others than variables or functions as nonzero.
27282 2009-04-09 Nick Clifton <nickc@redhat.com>
27284 * unwind-compat.c: Change copyright header to refer to version
27285 3 of the GNU General Public License with version 3.1 of the
27286 GCC Runtime Library Exception and to point readers at the
27287 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
27288 * config/alpha/crtfastmath.c: Likewise.
27289 * config/alpha/linux-unwind.h: Likewise.
27290 * config/alpha/qrnnd.asm: Likewise.
27291 * config/alpha/vms-crt0-64.c: Likewise.
27292 * config/alpha/vms-crt0.c: Likewise.
27293 * config/alpha/vms-dwarf2.asm: Likewise.
27294 * config/alpha/vms-dwarf2eh.asm: Likewise.
27295 * config/alpha/vms-psxcrt0-64.c: Likewise.
27296 * config/alpha/vms-psxcrt0.c: Likewise.
27297 * config/alpha/vms_tramp.asm: Likewise.
27298 * config/arc/initfini.c: Likewise.
27299 * config/arc/lib1funcs.asm: Likewise.
27300 * config/arm/bpabi-v6m.S: Likewise.
27301 * config/arm/bpabi.S: Likewise.
27302 * config/arm/bpabi.c: Likewise.
27303 * config/arm/crti.asm: Likewise.
27304 * config/arm/crtn.asm: Likewise.
27305 * config/arm/ieee754-df.S: Likewise.
27306 * config/arm/ieee754-sf.S: Likewise.
27307 * config/arm/lib1funcs.asm: Likewise.
27308 * config/arm/libunwind.S: Likewise.
27309 * config/arm/linux-atomic.c: Likewise.
27310 * config/arm/mmintrin.h: Likewise.
27311 * config/arm/pr-support.c: Likewise.
27312 * config/arm/unaligned-funcs.c: Likewise.
27313 * config/arm/unwind-arm.c: Likewise.
27314 * config/arm/unwind-arm.h: Likewise.
27315 * config/avr/libgcc.S: Likewise.
27316 * config/bfin/crti.s: Likewise.
27317 * config/bfin/crtlibid.s: Likewise.
27318 * config/bfin/crtn.s: Likewise.
27319 * config/bfin/lib1funcs.asm: Likewise.
27320 * config/bfin/linux-unwind.h: Likewise.
27321 * config/cris/arit.c: Likewise.
27322 * config/cris/cris_abi_symbol.c: Likewise.
27323 * config/darwin-64.c: Likewise.
27324 * config/darwin-crt2.c: Likewise.
27325 * config/darwin-crt3.c: Likewise.
27326 * config/darwin.h: Likewise.
27327 * config/dbxelf.h: Likewise.
27328 * config/dfp-bit.c: Likewise.
27329 * config/dfp-bit.h: Likewise.
27330 * config/elfos.h: Likewise.
27331 * config/fixed-bit.c: Likewise.
27332 * config/fixed-bit.h: Likewise.
27333 * config/fp-bit.c: Likewise.
27334 * config/fp-bit.h: Likewise.
27335 * config/fr30/crti.asm: Likewise.
27336 * config/fr30/crtn.asm: Likewise.
27337 * config/fr30/lib1funcs.asm: Likewise.
27338 * config/freebsd-spec.h: Likewise.
27339 * config/frv/cmovd.c: Likewise.
27340 * config/frv/cmovh.c: Likewise.
27341 * config/frv/cmovw.c: Likewise.
27342 * config/frv/frvbegin.c: Likewise.
27343 * config/frv/frvend.c: Likewise.
27344 * config/frv/lib1funcs.asm: Likewise.
27345 * config/glibc-stdint.h: Likewise.
27346 * config/h8300/clzhi2.c: Likewise.
27347 * config/h8300/crti.asm: Likewise.
27348 * config/h8300/crtn.asm: Likewise.
27349 * config/h8300/ctzhi2.c: Likewise.
27350 * config/h8300/fixunssfsi.c: Likewise.
27351 * config/h8300/lib1funcs.asm: Likewise.
27352 * config/h8300/parityhi2.c: Likewise.
27353 * config/h8300/popcounthi2.c: Likewise.
27354 * config/i386/ammintrin.h: Likewise.
27355 * config/i386/att.h: Likewise.
27356 * config/i386/avxintrin.h: Likewise.
27357 * config/i386/biarch64.h: Likewise.
27358 * config/i386/bmmintrin.h: Likewise.
27359 * config/i386/cpuid.h: Likewise.
27360 * config/i386/cross-stdarg.h: Likewise.
27361 * config/i386/crtfastmath.c: Likewise.
27362 * config/i386/crtprec.c: Likewise.
27363 * config/i386/cygming-crtbegin.c: Likewise.
27364 * config/i386/cygming-crtend.c: Likewise.
27365 * config/i386/cygwin.asm: Likewise.
27366 * config/i386/emmintrin.h: Likewise.
27367 * config/i386/gmm_malloc.h: Likewise.
27368 * config/i386/gthr-win32.c: Likewise.
27369 * config/i386/i386.h: Likewise.
27370 * config/i386/immintrin.h: Likewise.
27371 * config/i386/linux-unwind.h: Likewise.
27372 * config/i386/linux64.h: Likewise.
27373 * config/i386/mm3dnow.h: Likewise.
27374 * config/i386/mmintrin-common.h: Likewise.
27375 * config/i386/mmintrin.h: Likewise.
27376 * config/i386/nmmintrin.h: Likewise.
27377 * config/i386/pmm_malloc.h: Likewise.
27378 * config/i386/pmmintrin.h: Likewise.
27379 * config/i386/smmintrin.h: Likewise.
27380 * config/i386/sol2-c1.asm: Likewise.
27381 * config/i386/sol2-ci.asm: Likewise.
27382 * config/i386/sol2-cn.asm: Likewise.
27383 * config/i386/sol2-gc1.asm: Likewise.
27384 * config/i386/tmmintrin.h: Likewise.
27385 * config/i386/unix.h: Likewise.
27386 * config/i386/w32-unwind.h: Likewise.
27387 * config/i386/wmmintrin.h: Likewise.
27388 * config/i386/x86-64.h: Likewise.
27389 * config/i386/x86intrin.h: Likewise.
27390 * config/i386/xmmintrin.h: Likewise.
27391 * config/ia64/crtbegin.asm: Likewise.
27392 * config/ia64/crtend.asm: Likewise.
27393 * config/ia64/crtfastmath.c: Likewise.
27394 * config/ia64/crti.asm: Likewise.
27395 * config/ia64/crtn.asm: Likewise.
27396 * config/ia64/fde-glibc.c: Likewise.
27397 * config/ia64/lib1funcs.asm: Likewise.
27398 * config/ia64/linux-unwind.h: Likewise.
27399 * config/ia64/quadlib.c: Likewise.
27400 * config/ia64/unwind-ia64.c: Likewise.
27401 * config/linux.h: Likewise.
27402 * config/m32c/m32c-lib1.S: Likewise.
27403 * config/m32c/m32c-lib2-trapv.c: Likewise.
27404 * config/m32c/m32c-lib2.c: Likewise.
27405 * config/m32r/initfini.c: Likewise.
27406 * config/m68hc11/larith.asm: Likewise.
27407 * config/m68hc11/m68hc11-crt0.S: Likewise.
27408 * config/m68k/cf.md: Likewise.
27409 * config/m68k/crti.s: Likewise.
27410 * config/m68k/crtn.s: Likewise.
27411 * config/m68k/lb1sf68.asm: Likewise.
27412 * config/m68k/linux-unwind.h: Likewise.
27413 * config/mcore/crti.asm: Likewise.
27414 * config/mcore/crtn.asm: Likewise.
27415 * config/mcore/lib1.asm: Likewise.
27416 * config/mips/linux-unwind.h: Likewise.
27417 * config/mips/loongson.h: Likewise.
27418 * config/mips/mips16.S: Likewise.
27419 * config/mmix/crti.asm: Likewise.
27420 * config/mmix/crtn.asm: Likewise.
27421 * config/pa/fptr.c: Likewise.
27422 * config/pa/hpux-unwind.h: Likewise.
27423 * config/pa/lib2funcs.asm: Likewise.
27424 * config/pa/linux-atomic.c: Likewise.
27425 * config/pa/linux-unwind.h: Likewise.
27426 * config/pa/milli64.S: Likewise.
27427 * config/pa/quadlib.c: Likewise.
27428 * config/pa/stublib.c: Likewise.
27429 * config/picochip/libgccExtras/adddi3.asm: Likewise.
27430 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
27431 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
27432 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
27433 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
27434 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
27435 * config/picochip/libgccExtras/divmod15.asm: Likewise.
27436 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
27437 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
27438 * config/picochip/libgccExtras/longjmp.asm: Likewise.
27439 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
27440 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
27441 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
27442 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
27443 * config/picochip/libgccExtras/setjmp.asm: Likewise.
27444 * config/picochip/libgccExtras/subdi3.asm: Likewise.
27445 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
27446 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
27447 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
27448 * config/rs6000/750cl.h: Likewise.
27449 * config/rs6000/altivec.h: Likewise.
27450 * config/rs6000/biarch64.h: Likewise.
27451 * config/rs6000/crtresfpr.asm: Likewise.
27452 * config/rs6000/crtresgpr.asm: Likewise.
27453 * config/rs6000/crtresxfpr.asm: Likewise.
27454 * config/rs6000/crtresxgpr.asm: Likewise.
27455 * config/rs6000/crtsavfpr.asm: Likewise.
27456 * config/rs6000/crtsavgpr.asm: Likewise.
27457 * config/rs6000/darwin-asm.h: Likewise.
27458 * config/rs6000/darwin-fallback.c: Likewise.
27459 * config/rs6000/darwin-fpsave.asm: Likewise.
27460 * config/rs6000/darwin-ldouble.c: Likewise.
27461 * config/rs6000/darwin-tramp.asm: Likewise.
27462 * config/rs6000/darwin-unwind.h: Likewise.
27463 * config/rs6000/darwin-vecsave.asm: Likewise.
27464 * config/rs6000/darwin-world.asm: Likewise.
27465 * config/rs6000/e500crtres32gpr.asm: Likewise.
27466 * config/rs6000/e500crtres64gpr.asm: Likewise.
27467 * config/rs6000/e500crtres64gprctr.asm: Likewise.
27468 * config/rs6000/e500crtrest32gpr.asm: Likewise.
27469 * config/rs6000/e500crtrest64gpr.asm: Likewise.
27470 * config/rs6000/e500crtresx32gpr.asm: Likewise.
27471 * config/rs6000/e500crtresx64gpr.asm: Likewise.
27472 * config/rs6000/e500crtsav32gpr.asm: Likewise.
27473 * config/rs6000/e500crtsav64gpr.asm: Likewise.
27474 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
27475 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
27476 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
27477 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
27478 * config/rs6000/eabi-ci.asm: Likewise.
27479 * config/rs6000/eabi-cn.asm: Likewise.
27480 * config/rs6000/eabi.asm: Likewise.
27481 * config/rs6000/linux-unwind.h: Likewise.
27482 * config/rs6000/linux64.h: Likewise.
27483 * config/rs6000/paired.h: Likewise.
27484 * config/rs6000/paired.md: Likewise.
27485 * config/rs6000/ppc64-fp.c: Likewise.
27486 * config/rs6000/ppu_intrinsics.h: Likewise.
27487 * config/rs6000/rs6000.h: Likewise.
27488 * config/rs6000/si2vmx.h: Likewise.
27489 * config/rs6000/sol-ci.asm: Likewise.
27490 * config/rs6000/sol-cn.asm: Likewise.
27491 * config/rs6000/spe.h: Likewise.
27492 * config/rs6000/spu2vmx.h: Likewise.
27493 * config/rs6000/sysv4.h: Likewise.
27494 * config/rs6000/tramp.asm: Likewise.
27495 * config/rs6000/vec_types.h: Likewise.
27496 * config/s390/linux-unwind.h: Likewise.
27497 * config/s390/tpf-unwind.h: Likewise.
27498 * config/score/crti.asm: Likewise.
27499 * config/score/crtn.asm: Likewise.
27500 * config/sh/crt1.asm: Likewise.
27501 * config/sh/crti.asm: Likewise.
27502 * config/sh/crtn.asm: Likewise.
27503 * config/sh/divtab-sh4-300.c: Likewise.
27504 * config/sh/divtab-sh4.c: Likewise.
27505 * config/sh/divtab.c: Likewise.
27506 * config/sh/lib1funcs-4-300.asm: Likewise.
27507 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
27508 * config/sh/lib1funcs.asm: Likewise.
27509 * config/sh/lib1funcs.h: Likewise.
27510 * config/sh/linux-atomic.asm: Likewise.
27511 * config/sh/linux-unwind.h: Likewise.
27512 * config/sh/shmedia.h: Likewise.
27513 * config/sh/sshmedia.h: Likewise.
27514 * config/sh/ushmedia.h: Likewise.
27515 * config/sparc/crtfastmath.c: Likewise.
27516 * config/sparc/linux-unwind.h: Likewise.
27517 * config/sparc/sol2-c1.asm: Likewise.
27518 * config/sparc/sol2-ci.asm: Likewise.
27519 * config/sparc/sol2-cn.asm: Likewise.
27520 * config/spu/divmodti4.c: Likewise.
27521 * config/spu/divv2df3.c: Likewise.
27522 * config/spu/float_disf.c: Likewise.
27523 * config/spu/float_unsdidf.c: Likewise.
27524 * config/spu/float_unsdisf.c: Likewise.
27525 * config/spu/float_unssidf.c: Likewise.
27526 * config/spu/mfc_multi_tag_release.c: Likewise.
27527 * config/spu/mfc_multi_tag_reserve.c: Likewise.
27528 * config/spu/mfc_tag_release.c: Likewise.
27529 * config/spu/mfc_tag_reserve.c: Likewise.
27530 * config/spu/mfc_tag_table.c: Likewise.
27531 * config/spu/multi3.c: Likewise.
27532 * config/spu/spu_internals.h: Likewise.
27533 * config/spu/spu_intrinsics.h: Likewise.
27534 * config/spu/spu_mfcio.h: Likewise.
27535 * config/spu/vec_types.h: Likewise.
27536 * config/spu/vmx2spu.h: Likewise.
27537 * config/stormy16/stormy16-lib2.c: Likewise.
27538 * config/svr4.h: Likewise.
27539 * config/sync.c: Likewise.
27540 * config/v850/lib1funcs.asm: Likewise.
27541 * config/vxlib-tls.c: Likewise.
27542 * config/vxlib.c: Likewise.
27543 * config/vxworks-dummy.h: Likewise.
27544 * config/xtensa/crti.asm: Likewise.
27545 * config/xtensa/crtn.asm: Likewise.
27546 * config/xtensa/ieee754-df.S: Likewise.
27547 * config/xtensa/ieee754-sf.S: Likewise.
27548 * config/xtensa/lib1funcs.asm: Likewise.
27549 * config/xtensa/lib2funcs.S: Likewise.
27550 * config/xtensa/linux-unwind.h: Likewise.
27551 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
27552 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
27553 * coretypes.h: Likewise.
27554 * crtstuff.c: Likewise.
27555 * defaults.h: Likewise.
27556 * dwarf2.h: Likewise.
27557 * emutls.c: Likewise.
27558 * gbl-ctors.h: Likewise.
27559 * gcov-io.h: Likewise.
27560 * ginclude/float.h: Likewise.
27561 * ginclude/iso646.h: Likewise.
27562 * ginclude/stdarg.h: Likewise.
27563 * ginclude/stdbool.h: Likewise.
27564 * ginclude/stddef.h: Likewise.
27565 * ginclude/stdfix.h: Likewise.
27566 * ginclude/stdint-gcc.h: Likewise.
27567 * ginclude/tgmath.h: Likewise.
27568 * gthr-aix.h: Likewise.
27569 * gthr-dce.h: Likewise.
27570 * gthr-gnat.c: Likewise.
27571 * gthr-gnat.h: Likewise.
27572 * gthr-lynx.h: Likewise.
27573 * gthr-mipssde.h: Likewise.
27574 * gthr-nks.h: Likewise.
27575 * gthr-posix.c: Likewise.
27576 * gthr-posix.h: Likewise.
27577 * gthr-posix95.h: Likewise.
27578 * gthr-rtems.h: Likewise.
27579 * gthr-single.h: Likewise.
27580 * gthr-solaris.h: Likewise.
27581 * gthr-tpf.h: Likewise.
27582 * gthr-vxworks.h: Likewise.
27583 * gthr-win32.h: Likewise.
27584 * gthr.h: Likewise.
27585 * libgcc2.c: Likewise.
27586 * libgcc2.h: Likewise.
27587 * libgcov.c: Likewise.
27588 * tsystem.h: Likewise.
27589 * typeclass.h: Likewise.
27590 * unwind-c.c: Likewise.
27591 * unwind-compat.h: Likewise.
27592 * unwind-dw2-fde-compat.c: Likewise.
27593 * unwind-dw2-fde-darwin.c: Likewise.
27594 * unwind-dw2-fde-glibc.c: Likewise.
27595 * unwind-dw2-fde.c: Likewise.
27596 * unwind-dw2-fde.h: Likewise.
27597 * unwind-dw2.c: Likewise.
27598 * unwind-dw2.h: Likewise.
27599 * unwind-generic.h: Likewise.
27600 * unwind-pe.h: Likewise.
27601 * unwind-sjlj.c: Likewise.
27602 * unwind.inc: Likewise.
27603 * config/arm/neon-gen.ml: Change generated copyright header to
27604 refer to version 3 of the GNU General Public License with
27605 version 3.1 of the GCC Runtime Library Exception and to point
27606 readers at the COPYING3 and COPYING3.RUNTIME files and the
27607 FSF's license web page.
27608 * config/arm/arm_neon.h: Regenerate.
27610 2009-04-09 Jakub Jelinek <jakub@redhat.com>
27612 * config/cris/cris.md: Change copyright header to refer to version
27613 3 of the GNU General Public License.
27614 * doc/install.texi2html: Change copyright header to refer to version
27615 3 of the GNU General Public License and to point readers at the
27616 COPYING3 file and the FSF's license web page.
27617 * config/vax/linux.h: Likewise.
27619 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
27621 * config/i386/i386.md (cmpcc): New.
27622 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
27623 (sync_compare_and_swap_cc*): Delete.
27625 * config/s390/s390.c (s390_compare_emitted): Remove.
27626 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
27627 s390_compare_emitted used to be handled. Assert that modes match.
27628 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
27629 refer to sync_compare_and_swap_ccsi.
27630 * config/s390/s390.h (s390_compare_emitted): Remove.
27631 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
27632 instead of s390_compare_emitted.
27633 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
27634 instead of s390_compare_emitted.
27635 * config/s390/s390.md (cmpcc): New.
27636 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
27637 CC_REGNUM, do not pretend it's set.
27638 (sync_compare_and_swap_cc*): Delete.
27639 * config/s390/predicates.md (cc_reg_operand): New.
27641 * expr.c (sync_compare_and_swap_cc): Delete.
27642 * optabs.h (sync_compare_and_swap_cc): Delete.
27643 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
27644 is being used with can_compare_p.
27645 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
27646 (find_cc_set): New.
27647 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
27648 look for a MODE_CC set instead. Use emit_store_flag.
27649 (expand_compare_and_swap_loop): Likewise, with some additional
27650 complication to avoid a force_reg when useless. Use
27651 emit_cmp_and_jump_insns.
27652 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
27653 * doc/md.texi (sync_compare_and_swap_cc): Merge with
27654 sync_compare_and_swap documentation.
27656 2009-04-09 Jan Hubicka <jh@suse.cz>
27658 * except.c (find_prev_try): Break out from ....
27659 (duplicate_eh_regions): ... here; properly update prev_try pointers
27660 when duplication part of tree.
27661 (dump_eh_tree): Improve dumping.
27662 (verify_eh_region): New.
27663 (verify_eh_tree): Use it.
27665 2009-04-06 Richard Guenther <rguenther@suse.de>
27667 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
27668 &ARRAY addresses by adjusting their types and prepending
27670 * tree-cfg.c (verify_gimple_assign_single): Verify that
27671 addresses are correct.
27673 2009-04-09 Richard Guenther <rguenther@suse.de>
27675 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
27676 indices into an array reference if possible.
27677 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
27678 Fold POINTER_PLUS_EXPR statements with invariant address.
27680 2009-04-09 Alan Modra <amodra@bigpond.net.au>
27683 * config.gcc (powerpc64-*-linux*): Always build biarch.
27685 2009-04-09 Joseph Myers <joseph@codesourcery.com>
27688 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
27689 it and pedwarn if this results in an INTEGER_CST.
27691 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27693 * doc/install.texi: Update minimum GMP version. Remove obsolete
27694 text in MPFR section.
27696 2009-04-08 Jakub Jelinek <jakub@redhat.com>
27698 * dwarf2out.c (class_scope_p): New static inline.
27699 (class_or_namespace_scope_p): Use it.
27700 (gen_variable_die): Use DW_TAG_member tag for static data member
27701 declarations instead of DW_TAG_variable.
27703 PR middle-end/39573
27704 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
27707 2009-04-08 Richard Guenther <rguenther@suse.de>
27709 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
27710 valueize random data.
27712 2009-04-08 David Edelsohn <edelsohn@gnu.org>
27714 * config.gcc (aix tm_file): Add aix-stdint.h.
27715 (aix tm clause use_gcc_stdint): Set to wrap.
27716 * config/rs6000/aix-stdint.h: New file.
27718 2009-04-08 Richard Guenther <rguenther@suse.de>
27720 PR middle-end/36291
27721 * tree-dfa.c (add_referenced_var): Do not recurse into
27722 global initializers.
27723 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
27725 (fold_const_aggregate_ref): Likewise.
27727 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
27729 * recog.c (ordered_comparison_operator): New.
27730 * gensupport.c (std_preds): Add it.
27731 * doc/md.texi (Machine-Independent Predicates): Document it.
27733 2009-04-08 Jan Hubicka <jh@suse.cz>
27735 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
27736 * function.h (rtl_eh): Remove exception_handler_label_map.
27737 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
27738 remove_exception_handler_label, for_each_eh_label_1): Remove.
27739 (rtl_remove_unreachable_regions): Remove.
27740 (convert_from_eh_region_ranges): Do not remove unreachable regions.
27741 (find_exception_handler_labels): Don't build the hashtable.
27742 (maybe_remove_eh_handler): Remove.
27743 (for_each_eh_label): Rewrite to walk the tree.
27744 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
27745 * except.h (maybe_remove_eh_handler): Remove.
27746 * passes.c (init_optimization_passes): Schedule second EH cleanup
27748 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
27749 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
27751 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
27753 * genoutput.c (validate_optab_operands): New.
27754 (gen_insn, gen_expand): Call it.
27756 * genflags.c (gen_insn): Detect misused iterators.
27757 (main): Pass line_no to gen_insn, exit with status 1 on error.
27759 * genextract.c (line_no): Make global.
27760 (VEC_safe_set_locstr): Change assertion to error message.
27761 (main): Exit with status 1 on error.
27763 2009-04-08 Joseph Myers <joseph@codesourcery.com>
27767 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
27768 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
27769 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
27770 * c-convert.c (convert): Do not call fold on results of conversion
27771 functions when the result is a C_MAYBE_CONST_EXPR.
27772 * c-parser.c (c_parser_postfix_expression): Do not fold condition
27773 of __builtin_choose_expr.
27774 * c-typeck.c (remove_c_maybe_const_expr): New.
27775 (build_unary_op, build_conditional_expr, build_compound_expr,
27776 build_binary_op, c_objc_common_truthvalue_conversion): Call
27777 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
27780 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
27782 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
27783 CODE to produce a new one. Add a prototype to use fold_convert_const
27785 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
27788 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
27789 mix declarations and code.
27791 2009-04-08 Ben Elliston <bje@au.ibm.com>
27793 * gcc.c: Replace `CC' with `GCC' throughout.
27795 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
27797 * doc/invoke.texi: Document Atom support.
27799 2009-04-07 Jason Merrill <jason@redhat.com>
27802 * c-common.h, c-common.c: Add flag_pretty_templates.
27803 * c-opts.c (c_common_handle_option): Set it.
27804 * c.opt: Add -fno-pretty-templates.
27805 * doc/invoke.texi (C++ Dialect Options): Likewise.
27807 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
27809 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
27810 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
27811 (ia64_expand_builtin): Likewise.
27813 2009-04-07 Martin Jambor <mjambor@suse.cz>
27815 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
27816 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
27817 ADDR_EXPRS are include too.
27819 2009-04-07 Richard Guenther <rguenther@suse.de>
27821 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
27822 decls are only used if passes as parameters or if they are
27823 local statics and the call is not to a builtin.
27824 (call_may_clobber_ref_p_1): Likewise.
27826 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
27828 * expr.c (do_store_flag): Remove last argument. Simplify code
27829 to avoid duplication of tests already done by can_compare_p.
27830 (expand_expr_real_1): Adjust caller.
27832 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
27834 * optabs.c (can_compare_p): Test the predicate of a
27835 cbranch and cstore pattern.
27837 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
27839 * expr.c (convert_move): Use emit_store_flag instead of
27842 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
27844 * config/i386/i386.c (ix86_compare_emitted): Remove.
27845 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
27846 ix86_compare_op0 like ix86_compare_emitted used to be handled.
27847 * config/i386/i386.h (ix86_compare_emitted): Remove.
27848 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
27849 instead of ix86_compare_emitted.
27850 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
27852 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
27854 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
27855 Add t-sysroot-suffix to tmake_file.
27856 * config/print-sysroot-suffix.sh: New file.
27857 * config/t-sysroot-suffix: New file.
27859 2009-04-07 Ben Elliston <bje@au.ibm.com>
27861 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
27862 as the latter produces a warning when the target does not support
27865 2009-04-07 Ben Elliston <bje@au.ibm.com>
27867 * dfp.c: Replace type punning assignments with memcpy throughout.
27868 * Makefile.in (dfp.o-warn): Remove.
27870 2009-04-07 Alan Modra <amodra@bigpond.net.au>
27873 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
27874 Include soft-fp/t-softfp after rs6000/t-linux64.
27876 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
27878 * stor-layout.c (set_sizetype): Use the full precision of their
27879 machine mode for bitsize types.
27881 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
27883 * config/i386/i386.md: Revert 2 accidental checkins.
27885 2009-04-06 Joey Ye <joey.ye@intel.com>
27886 Xuepeng Guo <xuepeng.guo@intel.com>
27887 H.J. Lu <hongjiu.lu@intel.com>
27889 Atom pipeline model, tuning and insn selection.
27890 * config.gcc (atom): Add atom config options and target.
27892 * config/i386/atom.md: New.
27894 * config/i386/i386.c (atom_cost): New cost.
27895 (m_ATOM): New macro flag.
27896 (initial_ix86_tune_features): Set m_ATOM.
27897 (x86_accumulate_outgoing_args): Likewise.
27898 (x86_arch_always_fancy_math_387): Likewise.
27899 (processor_target): Add Atom cost.
27900 (cpu_names): Add Atom cpu name.
27901 (override_options): Set Atom ISA.
27902 (ix86_issue_rate): New case PROCESSOR_ATOM.
27903 (ix86_adjust_cost): Likewise.
27905 * config/i386/i386.h (TARGET_ATOM): New target macro.
27906 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
27907 (TARGET_OPT_AGU): New target option.
27908 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
27909 (processor_type): Add PROCESSOR_ATOM.
27911 * config/i386/i386.md (cpu): Add new value "atom".
27912 (use_carry, movu): New attr.
27913 (atom.md): Include atom.md.
27914 (adddi3_carry_rex64): Set attr "use_carry".
27915 (addqi3_carry): Likewise.
27916 (addhi3_carry): Likewise.
27917 (addsi3_carry): Likewise.
27918 (*addsi3_carry_zext): Likewise.
27919 (subdi3_carry_rex64): Likewise.
27920 (subqi3_carry): Likewise.
27921 (subhi3_carry): Likewise.
27922 (subsi3_carry): Likewise.
27923 (x86_movdicc_0_m1_rex64): Likewise.
27924 (*x86_movdicc_0_m1_se): Likewise.
27925 (x86_movsicc_0_m1): Likewise.
27926 (*x86_movsicc_0_m1_se): Likewise.
27927 (*adddi_1_rex64): Emit add insn as much as possible.
27928 (*addsi_1): Likewise.
27929 (return_internal): Set atom_unit.
27930 (return_internal_long): Likewise.
27931 (return_pop_internal): Likewise.
27932 (*rcpsf2_sse): Set atom_sse_attr attr.
27933 (*qrt<mode>2_sse): Likewise.
27934 (*prefetch_sse): Likewise.
27936 * config/i386/i386-c.c (ix86_target_macros_internal): New case
27938 (ix86_target_macros_internal): Likewise.
27940 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
27941 (*prefetch_sse_rex): Likewise.
27942 (sse_rcpv4sf2): Likewise.
27943 (sse_vmrcpv4sf2): Likewise.
27944 (sse_sqrtv4sf2): Likewise.
27945 (<sse>_vmsqrt<mode>2): Likewise.
27946 (sse_ldmxcsr): Likewise.
27947 (sse_stmxcsr): Likewise.
27948 (*sse_sfence): Likewise.
27949 (sse2_clflush): Likewise.
27950 (*sse2_mfence): Likewise.
27951 (*sse2_lfence): Likewise.
27952 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
27953 (<sse>_movup<ssemodesuffixf2c>): Likewise.
27954 (avx_movdqu<avxmodesuffix>): Likewise.
27955 (avx_lddqu<avxmodesuffix>): Likewise.
27956 (sse2_movntv2di): Change attr "type" to "ssemov".
27957 (sse2_movntsi): Likewise.
27958 (rsqrtv8sf2): Change attr "type" to "sseadd".
27959 (sse3_addsubv2df3): Set attr "atom_unit".
27960 (sse3_h<plusminus_insn>v4sf3): Likewise.
27961 (*sse2_pmaddwd): Likewise.
27962 (*vec_extractv2di_1_rex64): Likewise.
27963 (*vec_extractv2di_1_avx): Likewise.
27964 (sse2_psadbw): Likewise.
27965 (ssse3_phaddwv8hi3): Likewise.
27966 (ssse3_phaddwv4hi3): Likewise.
27967 (ssse3_phadddv4si3): Likewise.
27968 (ssse3_phadddv2si3): Likewise.
27969 (ssse3_phaddswv8hi3): Likewise.
27970 (ssse3_phaddswv4hi3): Likewise.
27971 (ssse3_phsubwv8hi3): Likewise.
27972 (ssse3_phsubwv4hi3): Likewise.
27973 (ssse3_phsubdv4si3): Likewise.
27974 (ssse3_phsubdv2si3): Likewise.
27975 (ssse3_phsubswv8hi3): Likewise.
27976 (ssse3_phsubswv4hi3): Likewise.
27977 (ssse3_pmaddubsw128): Likewise.
27978 (sse3_pmaddubsw: Likewise.
27979 (ssse3_palignrti): Likewise.
27980 (ssse3_palignrdi): Likewise.
27982 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
27984 * doc/install.texi (Specific): Fix two cross-references to MinGW.
27986 2009-04-06 Richard Guenther <rguenther@suse.de>
27988 PR tree-optimization/28868
27989 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
27990 of which PHI results we inserted.
27991 (insert_into_preds_of_block): Record inserted PHIs.
27992 (eliminate): Eliminate redundant PHI nodes.
27993 (init_pre): Init inserted_phi_names.
27995 2009-04-06 Richard Guenther <rguenther@suse.de>
27997 PR tree-optimization/39643
27998 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
27999 IMAGPART_EXPRs of complex constants.
28000 (execute_fold_all_builtins): If we folded a call queue
28001 TODO_update_address_taken.
28003 2009-04-06 Jan Hubicka <jh@suse.cz>
28005 PR middle-end/39659
28006 * except.c (remove_unreachable_regions): Propagate may_contain_throw
28009 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
28011 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
28013 (ic_invalidate_array): Likewise.
28015 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
28017 * calls.c (emit_library_call_value_1): Fix a problem with parameter
28018 alignment for library calls.
28020 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
28022 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
28023 (mingw32 tm clause use_gcc_stdint): Set to wrap.
28024 * config/i386/mingw-stdint.h: New file.
28026 2009-04-05 Richard Guenther <rguenther@suse.de>
28028 PR tree-optimization/39648
28029 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
28030 our &A vs. &A[0] IL deficiencies.
28032 2009-04-04 Jan Hubicka <jh@suse.cz>
28034 * except.c (sjlj_find_directly_reachable_regions): Be ready for
28035 removed toplevel regions.
28036 (sjlj_mark_call_sites): Likewise.
28038 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
28040 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
28041 (cygwin tm clause use_gcc_stdint): Set to wrap.
28042 * config/i386/cygwin-stdint.h: New file.
28044 2009-04-04 Richard Guenther <rguenther@suse.de>
28046 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
28047 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
28048 single-argument PHIs if we are in loop-closed SSA form.
28049 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
28050 for the pre-condition.
28051 (slpeel_tree_peel_loop_to_edge): Likewise.
28052 (vect_build_loop_niters): Take an optional sequence to append stmts.
28053 (vect_generate_tmps_on_preheader): Likewise.
28054 (vect_do_peeling_for_loop_bound): Take extra guards for the
28056 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
28057 the cost model check.
28058 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
28059 guards if we are going to peel. Do not apply versioning in that case.
28060 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
28061 (vect_do_peeling_for_loop_bound): Likewise.
28062 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
28063 loop bound only record extra pre-conditions, do not apply loop
28066 2009-04-04 Richard Guenther <rguenther@suse.de>
28068 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
28071 2009-04-04 Jan Hubicka <jh@suse.cz>
28073 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
28074 last_basic_block for size of bb->index indexed array.
28075 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
28076 compute_out, link_btr_uses, build_btr_def_use_webs,
28077 build_btr_def_use_webs, migrate_btr_defs): Likewise.
28079 2009-04-04 Jan Hubicka <jh@suse.cz>
28081 * except.c (remove_eh_handler_and_replace): Break out from ...
28082 (remove_eh_handler): ... here.
28083 (bring_to_root): New function.
28084 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
28085 handled ones, bring others to root of tree.
28087 2009-04-04 Jan Hubicka <jh@suse.cz>
28089 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
28090 (all_phis_safe_to_merge): New function.
28091 (update_info): New structure.
28092 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
28093 (cleanup_empty_eh): Update SSA if possible.
28095 2009-04-04 Richard Guenther <rguenther@suse.de>
28097 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
28098 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
28099 (append_vuse): Likewise.
28101 2009-04-04 Jakub Jelinek <jakub@redhat.com>
28103 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
28104 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
28105 instead of REG_UNSAVED for DW_CFA_undefined.
28106 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
28107 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
28110 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
28113 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
28115 2009-04-04 Richard Guenther <rguenther@suse.de>
28117 PR tree-optimization/8781
28118 PR tree-optimization/37892
28119 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
28120 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
28121 (valueize_refs): Call it for *& valueizations.
28122 (shared_reference_ops_from_ref): Rename to ...
28123 (valueize_shared_reference_ops_from_ref): ... this and valueize.
28124 (shared_reference_ops_from_call): Rename to ...
28125 (valueize_shared_reference_ops_from_call): ... this and valueize.
28126 (vn_reference_lookup): Update.
28127 (visit_reference_op_call): Likewise.
28128 * tree-ssa-pre.c (phi_translate_1): Fold *&.
28129 (eliminate): Value-replace the call address in call statements.
28131 2009-04-04 Richard Guenther <rguenther@suse.de>
28133 PR tree-optimization/39636
28134 * tree-ssa-forwprop.c
28135 (forward_propagate_addr_into_variable_array_index): Check for
28136 GIMPLE_ASSIGN before accessing the rhs code.
28138 2009-04-03 Jason Merrill <jason@redhat.com>
28140 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
28142 2009-04-03 Steve Ellcey <sje@cup.hp.com>
28144 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
28145 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
28146 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
28147 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
28148 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
28149 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
28150 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
28151 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
28152 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
28153 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
28154 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
28155 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
28156 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
28157 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
28158 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
28159 Use fr_reg_or_fp01_operand instead of fr_register_operand
28161 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
28162 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
28163 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
28165 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
28167 PR rtl-optimization/39607
28168 PR rtl-optimization/39631
28172 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
28173 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
28174 instead of DF_LR_OUT.
28175 * ira-lives.c (process_bb_node_lives): Ditto.
28176 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
28177 instead of DF_LR_{OUT,IN}.
28178 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
28179 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
28181 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
28183 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
28184 (execute_lower_omp): Always run but take the short way out if -fopenmp
28186 (gate_lower_omp): Remove, forcing the pass manager to always run the
28187 pass and always set PROP_gimple_lomp.
28188 (pass_lower_omp): Remove gate function.
28189 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
28190 PROP_trees. Instead, require it.
28191 * ipa-cp.c (pass_ipa_cp): Likewise.
28192 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
28193 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
28194 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
28195 and PROP_gimple_leh.
28197 2009-04-03 Richard Guenther <rguenther@suse.de>
28199 PR middle-end/13146
28200 PR tree-optimization/23940
28201 PR tree-optimization/33237
28202 PR middle-end/33974
28203 PR middle-end/34093
28204 PR tree-optimization/36201
28205 PR tree-optimization/36230
28206 PR tree-optimization/38049
28207 PR tree-optimization/38207
28208 PR tree-optimization/38230
28209 PR tree-optimization/38301
28210 PR tree-optimization/38585
28211 PR middle-end/38895
28212 PR tree-optimization/38985
28213 PR tree-optimization/39299
28214 * tree-ssa-structalias.h: Remove.
28215 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
28216 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
28217 (struct vuse_element_d): Remove.
28218 (struct vuse_vec_d): Likewise.
28219 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
28220 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
28221 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
28222 VUSE_ELEMENT_VAR): Likewise.
28223 (struct voptype_d): Likewise.
28224 (NUM_VOP_FREE_BUCKETS): Likewise.
28225 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
28226 (struct stmt_operands_d): Remove.
28227 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
28228 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
28229 VDEF_NUM, VDEF_VECT): Likewise.
28230 (copy_virtual_operands): Remove.
28231 (operand_build_cmp): Likewise.
28232 (create_ssa_artificial_load_stmt): Likewise.
28233 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
28234 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
28235 vuse_index and mayuse_index members. Pack and move done and iter_type
28236 members to the front.
28237 (SSA_OP_VMAYUSE): Remove.
28238 (SSA_OP_VIRTUAL_USES): Adjust.
28239 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
28240 (unlink_stmt_vdef): Declare.
28241 (add_to_addressable_set): Remove.
28242 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
28243 (vrp_visit_stmt): Likewise.
28244 * doc/tree-ssa.texi (Alias analysis): Update.
28245 * doc/invoke.texi (max-aliased-vops): Remove docs.
28246 (avg-aliased-vops): Likewise.
28247 * tree-into-ssa.c (syms_to_rename): Remove.
28248 (need_to_update_vops_p): Likewise.
28249 (need_to_initialize_update_ssa_p): Rename to ...
28250 (update_ssa_initialized_fn): ... this. Track function we are
28252 (symbol_marked_for_renaming): Simplify.
28253 (add_new_name_mapping): Do not set need_to_update_vops_p.
28254 (dump_currdefs): Use SYMS_TO_RENAME.
28255 (rewrite_update_stmt): Always walk all uses/defs.
28256 (dump_update_ssa): Adjust.
28257 (init_update_ssa): Take function argument. Track what we are
28259 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
28260 (create_new_def_for): Initialize for cfun, assert we are initialized
28262 (mark_sym_for_renaming): Simplify.
28263 (mark_set_for_renaming): Do not initialize update-ssa.
28264 (need_ssa_update_p): Simplify. Take function argument.
28265 (name_mappings_registered_p): Assert we ask for the correct function.
28266 (name_registered_for_update_p): Likewise.
28267 (ssa_names_to_replace): Likewise.
28268 (release_ssa_name_after_update_ssa): Likewise.
28269 (update_ssa): Likewise. Use SYMS_TO_RENAME.
28270 (dump_decl_set): Do not print a newline.
28271 (debug_decl_set): Do it here.
28272 (dump_update_ssa): And here.
28273 * tree-ssa-loop-im.c (move_computations): Adjust.
28274 (movement_possibility): Likewise.
28275 (determine_max_movement): Likewise.
28276 (gather_mem_refs_stmt): Likewise.
28277 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
28278 or NAME_MEMORY_TAG.
28279 * tree-complex.c (update_all_vops): Remove.
28280 (expand_complex_move): Adjust.
28281 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
28282 Simplify test for memory referencing statement. Exclude
28283 non-invariant ADDR_EXPRs.
28284 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
28285 * tree-loop-distribution.c (generate_memset_zero): Adjust.
28286 (rdg_flag_uses): Likewise.
28287 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
28289 (tree_optimize_tail_calls_1): Also split the
28290 edge from the entry block if we have degenerate PHI nodes in
28291 the first basic block.
28292 * tree.c (init_ttree): Remove memory-tag related code.
28293 (tree_code_size): Likewise.
28294 (tree_node_structure): Likewise.
28295 (build7_stat): Re-write to be build6_stat.
28296 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
28297 (SSA_VAR_P): Adjust.
28298 (struct tree_memory_tag): Remove.
28299 (struct tree_memory_partition_tag): Likewise.
28300 (union tree_node): Adjust.
28301 (build7): Re-write to be build6.
28302 * tree-pass.h (pass_reset_cc_flags): Remove.
28303 (TODO_update_address_taken): New flag.
28304 (pass_simple_dse): Remove.
28305 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
28306 * params.h (MAX_ALIASED_VOPS): Remove.
28307 (AVG_ALIASED_VOPS): Likewise.
28308 * omp-low.c (expand_omp_taskreg): Update SSA form.
28309 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
28310 aliases the lhs in a copy stmt.
28311 * tree-ssa-dse.c (struct address_walk_data): Remove.
28312 (memory_ssa_name_same): Likewise.
28313 (memory_address_same): Likewise.
28314 (get_kill_of_stmt_lhs): Likewise.
28315 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
28316 unused stores. Look through PHI nodes into post-dominated regions.
28317 (dse_optimize_stmt): Simplify. Properly remove stores.
28318 (tree_ssa_dse): Compute dominators.
28319 (execute_simple_dse): Remove.
28320 (pass_simple_dse): Likewise.
28321 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
28322 gimple_loaded_syms and gimple_stored_syms computation.
28323 * toplev.c (dump_memory_report): Dump alias and pta stats.
28324 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
28325 (vn_reference_eq): Likewise.
28326 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
28327 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
28328 valueize_vuses): Remove.
28329 (get_def_ref_stmt_vuses): Simplify. Rename to ...
28330 (get_def_ref_stmt_vuse): ... this.
28331 (vn_reference_lookup_2): New function.
28332 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
28333 walking equivalent vuses. Simplify.
28334 (vn_reference_lookup): Likewise.
28335 (vn_reference_insert): Likewise.
28336 (vn_reference_insert_pieces): Likewise.
28337 (visit_reference_op_call): Simplify.
28338 (visit_reference_op_load): Likewise.
28339 (visit_reference_op_store): Likewise.
28340 (init_scc_vn): Remove shared_lookup_vuses initialization.
28341 (free_scc_vn): Remove shared_lookup_vuses freeing.
28342 (sort_vuses, sort_vuses_heap): Remove.
28343 (get_ref_from_reference_ops): Export.
28344 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
28345 vector with single vuse pointer.
28346 (vn_reference_lookup_pieces, vn_reference_lookup,
28347 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
28348 (shared_vuses_from_stmt): Remove.
28349 (get_ref_from_reference_ops): Declare.
28350 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
28351 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
28352 memory-tag related code.
28353 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
28354 (likely_value): Add comment, skip static-chain of call statements.
28355 (surely_varying_stmt_p): Adjust.
28356 (gimplify_and_update_call_from_tree): Likewise.
28357 (execute_fold_all_builtins): Do not rebuild alias info.
28358 (gimplify_and_update_call_from_tree): Properly update VOPs.
28359 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
28360 (copy_ref_info): Remove memory-tag related code.
28361 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
28362 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
28363 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
28365 * tree-ssa-dom.c (gimple_p): Remove typedef.
28366 (eliminate_redundant_computations): Adjust.
28367 (record_equivalences_from_stmt): Likewise.
28368 (avail_expr_hash): Likewise.
28369 (avail_expr_eq): Likewise.
28370 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
28371 (stmt_makes_single_load): Likewise.
28372 (stmt_makes_single_store): Likewise.
28373 * tree-ssa-alias.c: Rewrite completely.
28374 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
28375 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
28376 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
28377 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
28378 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
28379 Remove public functions.
28380 (pass_reset_cc_flags): Remove.
28381 (pass_build_alias): Move ...
28382 * tree-ssa-structalias.c (pass_build_alias): ... here.
28383 * tree-ssa-alias.c (may_be_aliased): Move ...
28384 * tree-flow-inline.h (may_be_aliased): ... here.
28385 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
28386 count_uses_and_derefs): Move ...
28387 * gimple.c: ... here.
28388 * gimple.h (count_uses_and_derefs): Declare.
28389 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
28390 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
28391 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
28392 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
28393 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
28394 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
28395 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
28397 * tree-dfa.c (refs_may_alias_p): Move ...
28398 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
28399 * tree-ssa-alias.h: New file.
28400 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
28401 (statement_sink_location): Likewise.
28402 * opts.c (decode_options): Do not adjust max-aliased-vops or
28403 avg-aliased-vops values.
28404 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
28405 (TV_CALL_CLOBBER): Likewise.
28406 (TV_FLOW_SENSITIVE): Likewise.
28407 (TV_FLOW_INSENSITIVE): Likewise.
28408 (TV_MEMORY_PARTITIONING): Likewise.
28409 (TV_ALIAS_STMT_WALK): New timevar.
28410 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
28411 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
28412 (get_address_description): Remove memory-tag related code.
28413 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
28414 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
28415 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
28416 and immediate uses in statements. Document.
28417 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
28418 (dump_symbols): Remove.
28419 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
28420 * alias.c (get_deref_alias_set): New function split out from ...
28421 (get_alias_set): ... here.
28422 * alias.h (get_deref_alias_set): Declare.
28423 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
28424 type parameter. Remove restrict pointer handling. Create a
28425 ref-all pointer in case type-based alias sets do not conflict.
28426 (vect_analyze_data_refs): Remove SMT related code.
28427 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
28428 (vectorizable_load): Likewise.
28429 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
28430 (DR_SYMBOL_TAG, DR_VOPS): Remove.
28431 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
28432 Ignore vops and SMTs.
28433 (dr_analyze_alias): Likewise..
28434 (free_data_ref): Likewise.
28435 (create_data_ref): Likewise.
28436 (analyze_all_data_dependences): Likewise.
28437 (get_references_in_stmt): Adjust.
28438 * tree-flow-inline.h (gimple_aliases_computed_p,
28439 gimple_addressable_vars, gimple_call_clobbered_vars,
28440 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
28441 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
28442 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
28443 gimple_mem_ref_stats): Remove.
28444 (gimple_vop): New function.
28445 (op_iter_next_use): Remove vuses and mayuses cases.
28446 (op_iter_next_def): Remove vdefs case.
28447 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
28448 (clear_and_done_ssa_iter): Do not set removed fields.
28449 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
28450 Assert we are not iterating over vuses or vdefs if not also
28451 iterating over uses or defs.
28452 (op_iter_init_use): Likewise.
28453 (op_iter_init_def): Likewise.
28454 (op_iter_next_vdef): Remove.
28455 (op_iter_next_mustdef): Likewise.
28456 (op_iter_init_vdef): Likewise.
28457 (compare_ssa_operands_equal): Likewise.
28458 (link_use_stmts_after): Handle vuse operand.
28459 (is_call_used): Use is_call_clobbered.
28460 (is_call_clobbered): Global variables are always call clobbered,
28461 query the call-clobbers bitmap.
28462 (mark_call_clobbered): Ignore global variables.
28463 (clear_call_clobbered): Likewise.
28464 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
28465 virtual operands sanity check.
28466 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
28468 (TARGET_MEM_REF): Remove TMR_TAG operand.
28469 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
28470 Remove call-clobber related code.
28471 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
28472 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
28473 partitions or escape reason.
28474 (get_single_def_stmt, get_single_def_stmt_from_phi,
28475 get_single_def_stmt_with_phi): Remove.
28476 (dump_referenced_vars): Tidy.
28477 (get_ref_base_and_extent): Allow bare decls.
28478 (collect_dfa_stats): Adjust.
28479 * graphite.c (rename_variables_in_stmt): Adjust.
28480 (graphite_copy_stmts_from_block): Likewise.
28481 (translate_clast): Likewise.
28482 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
28484 (translate_vuse_through_block): Use the oracle.
28485 (phi_translate_1): Adjust.
28486 (value_dies_in_block_x): Use the oracle. Cache the outcome
28488 (valid_in_sets): Check if the VUSE for
28489 a REFERENCE is available.
28490 (eliminate): Do not remove stmts during elimination,
28491 instead queue and remove them afterwards.
28492 (do_pre): Do not rebuild alias info.
28493 (pass_pre): Run TODO_rebuild_alias before PRE.
28494 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
28495 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
28496 (mark_all_v_defs_stmt): Remove.
28497 (mark_all_v_defs_seq): Adjust.
28498 (sra_replace): Likewise.
28499 (scalarize_use): Likewise.
28500 (scalarize_copy): Likewise.
28501 (scalarize_init): Likewise.
28502 (scalarize_ldst): Likewise.
28503 (todoflags): Remove.
28504 (tree_sra): Do not rebuild alias info.
28505 (tree_sra_early): Adjust.
28506 (pass_sra): Run TODO_update_address_taken before SRA.
28507 * tree-predcom.c (set_alias_info): Remove.
28508 (prepare_initializers_chain): Do not call it.
28509 (mark_virtual_ops_for_renaming): Adjust.
28510 (mark_virtual_ops_for_renaming_list): Remove.
28511 (initialize_root_vars): Adjust.
28512 (initialize_root_vars_lm): Likewise.
28513 (prepare_initializers_chain): Likewise.
28514 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
28515 (may_propagate_copy_into_stmt): Likewise.
28516 (merge_alias_info): Do nothing for now.
28517 (propagate_tree_value_into_stmt): Adjust.
28518 (stmt_may_generate_copy): Likewise.
28519 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
28520 not mark symbols for renaming.
28521 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
28522 with the same statement, make sure to update the new pointed-to one.
28523 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
28524 call statements, do not mark symbols for renaming.
28525 (mark_operand_necessary): Dump something.
28526 (ref_may_be_aliased): New function.
28527 (mark_aliased_reaching_defs_necessary_1): New helper function.
28528 (mark_aliased_reaching_defs_necessary): Likewise.
28529 (mark_all_reaching_defs_necessary_1): Likewise.
28530 (mark_all_reaching_defs_necessary): Likewise.
28531 (propagate_necessity): Do not process virtual PHIs. For
28532 non-aliased loads mark all reaching definitions as necessary.
28533 For aliased loads and stores mark the immediate dominating
28534 aliased clobbers as necessary.
28535 (visited): New global static.
28536 (perform_tree_ssa_dce): Free visited bitmap after propagating
28538 (remove_dead_phis): Perform simple dead virtual PHI removal.
28539 (remove_dead_stmt): Properly unlink virtual operands when
28541 (eliminate_unnecessary_stmts): Schedule PHI removal after
28543 * tree-ssa-ter.c (is_replaceable_p): Adjust.
28544 (process_replaceable): Likewise.
28545 (find_replaceable_in_bb): Likewise.
28546 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
28547 based on the single gimple vop.
28548 (verify_flow_insensitive_alias_info): Remove.
28549 (verify_flow_sensitive_alias_info): Likewise.
28550 (verify_call_clobbering): Likewise.
28551 (verify_memory_partitions): Likewise.
28552 (verify_alias_info): Likewise.
28553 (verify_ssa): Adjust..
28554 (execute_update_addresses_taken): Export. Update SSA
28555 manually. Optimize only when optimizing. Use a local bitmap.
28556 (pass_update_address_taken): Remove TODO_update_ssa, add
28558 (pass_update_address_taken): Just use TODO_update_address_taken.
28559 (init_tree_ssa): Do not initialize addressable_vars.
28560 (verify_ssa): Verify new VUSE / VDEF properties.
28561 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
28562 Do not call verify_alias_info.
28563 (delete_tree_ssa): Clear the VUSE, VDEF operands.
28564 Do not free the loaded and stored syms bitmaps. Reset the escaped
28565 and callused solutions. Do not free addressable_vars.
28566 Remove memory-tag related code.
28567 (warn_uninitialized_var): Aliases are always available.
28568 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
28569 * lambda-code.c (can_put_in_inner_loop): Adjust.
28570 (can_put_after_inner_loop): Likewise.
28571 (perfect_nestify): Likewise.
28572 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
28573 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
28574 (vectorizable_conversion): Do not mark symbols for renaming.
28575 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
28576 (expand_call_inline): Unlink the calls virtual operands before
28578 (tree_function_versioning): Do not call update_ssa if we are not
28579 updating clones. Simplify.
28580 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
28581 (propagate_with_phi): Likewise..
28582 * tree-outof-ssa.c (create_temp): Remove memory tag and call
28583 clobber code. Assert we are not aliased or global.
28584 * tree-flow.h: Include tree-ssa-alias.h
28585 (enum escape_type): Remove.
28586 (struct mem_sym_stats_d): Likewise.
28587 (struct mem_ref_stats_d): Likewise.
28588 (struct gimple_df): Add vop member. Remove global_var,
28589 call_clobbered_vars, call_used_vars, addressable_vars,
28590 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
28591 escaped and callused members.
28592 (struct ptr_info_def): Remove all members, add points-to solution
28594 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
28595 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
28596 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
28597 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
28598 (tree-ssa-alias.o): Likewise.
28599 (toplev.o): Add tree-ssa-alias.h
28600 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
28601 * gimple.c (gimple_set_bb): Fix off-by-one error.
28602 (is_gimple_reg): Do not handle memory tags.
28603 (gimple_copy): Also copy virtual operands.
28604 Delay updating the statement. Do not reset loaded and stored syms.
28605 (gimple_set_stored_syms): Remove.
28606 (gimple_set_loaded_syms): Likewise.
28607 (gimple_call_copy_skip_args): Copy the virtual operands
28608 and mark the new statement modified.
28609 * tree-ssa-structalias.c (may_alias_p): Remove.
28610 (set_uids_in_ptset): Take the alias set to prune with as
28611 parameter. Fold in the alias test of may_alias_p.
28612 (compute_points_to_sets): Compute whether a ptr is dereferenced
28613 in a local sbitmap.
28614 (process_constraint): Deal with &ANYTHING on the lhs, reject all
28615 other ADDRESSOF constraints on the lhs.
28616 (get_constraint_for_component_ref): Assert that we don't get
28617 ADDRESSOF constraints from the base of the reference.
28618 Properly generate UNKNOWN_OFFSET for DEREF if needed.
28619 (struct variable_info): Remove collapsed_to member.
28620 (get_varinfo_fc): Remove.
28621 (new_var_info): Do not set collapsed_to.
28622 (dump_constraint): Do not follow cycles.
28623 (dump_constraint_graph): Likewise.
28624 (build_pred_graph): Likewise.
28625 (build_succ_graph): Likewise.
28626 (rewrite_constraints): Likewise.
28627 (do_simple_structure_copy): Remove.
28628 (do_rhs_deref_structure_copy): Remove.
28629 (do_lhs_deref_structure_copy): Remove.
28630 (collapse_rest_of_var): Remove.
28631 (do_structure_copy): Re-implement.
28632 (pta_stats): New global variable.
28633 (dump_pta_stats): New function.
28634 (struct constraint_expr): Make offset signed.
28635 (UNKNOWN_OFFSET): Define special value.
28636 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
28637 (solution_set_expand): New helper function split out from ...
28638 (do_sd_constraint): ... here.
28639 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
28640 (do_ds_constraint): Likewise.
28641 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
28642 and CALLUSED = *CALLUSED.
28643 (set_union_with_increment): Make inc argument signed.
28644 (type_safe): Remove.
28645 (get_constraint_for_ptr_offset): Handle unknown and negative
28647 (first_vi_for_offset): Handle offsets before start. Bail
28648 out early for offsets beyond the variable extent.
28649 (first_or_preceding_vi_for_offset): New function.
28650 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
28651 Together with ESCAPED = *ESCAPED this properly computes reachability.
28652 (find_what_var_points_to): New function.
28653 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
28654 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
28655 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
28656 pt_solutions_intersect): New functions.
28657 (compute_call_used_vars): Remove.
28658 (compute_may_aliases): New main entry into PTA computation.
28659 * gimple.h (gimple_p): New typedef.
28660 (struct gimple_statement_base): Remove references_memory_p.
28661 (struct gimple_statement_with_memory_ops_base): Remove
28662 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
28664 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
28665 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
28666 gimple_set_references_memory): Remove.
28667 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
28668 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
28670 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
28671 (verify_expr): Allow RESULT_DECL.
28672 (gimple_duplicate_bb): Do not copy virtual operands.
28673 (gimple_duplicate_sese_region): Adjust.
28674 (gimple_duplicate_sese_tail): Likewise.
28675 (mark_virtual_ops_in_region): Remove.
28676 (move_sese_region_to_fn): Do not call it.
28677 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
28678 and pass_simple_dse.
28679 (execute_function_todo): Handle TODO_update_address_taken,
28680 call execute_update_addresses_taken for TODO_rebuild_alias.
28681 (execute_todo): Adjust.
28682 (execute_one_pass): Init dump files early.
28683 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
28685 (create_general_new_stmt): Clear vops.
28686 * tree-ssa-reassoc.c (get_rank): Adjust.
28687 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
28688 symbols for renaming.
28689 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
28690 (PARAM_AVG_ALIASED_VOPS): Likewise.
28691 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
28692 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
28693 * tree-ssa-operands.c: Simplify for new virtual operand representation.
28694 (operand_build_cmp, copy_virtual_operands,
28695 create_ssa_artificial_load_stmt, add_to_addressable_set,
28696 gimple_add_to_addresses_taken): Remove public functions.
28697 (unlink_stmt_vdef): New function.
28699 2009-04-03 Alan Modra <amodra@bigpond.net.au>
28701 * config.gcc (powerpc-*-linux*): Merge variants.
28703 2009-04-02 Chao-ying Fu <fu@mips.com>
28704 James Grosbach <james.grosbach@microchip.com>
28706 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
28707 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
28709 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
28710 keep_interrupts_masked_p, use_debug_exception_return_p.
28711 (mips_attribute_table): Add interrupt, use_shadow_register_set,
28712 keep_interrupts_masked, use_debug_exception_return.
28713 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
28714 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
28716 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
28717 (mips_print_operand): Process COP0 registers to print $0 .. $31
28718 correctly for GAS to process.
28719 (mips_interrupt_extra_call_saved_reg_p): New function.
28720 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
28722 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
28723 (mips_compute_frame_info): Add supports for interrupt context that
28724 includes doubleword accumulators and COP0 registers.
28725 (mips_for_each_saved_acc): New function.
28726 (mips_for_each_saved_gpr_and_fpr): Change the function name from
28727 mips_for_each_saved_reg.
28728 (mips_save_reg): Save accumulators.
28729 (mips_kernel_reg_p): A new for_each_rtx callback.
28730 (mips_expand_prologue): Support interrupt handlers.
28731 (mips_restore_reg): Restore accumulators.
28732 (mips_expand_epilogue): Support interrupt handlers.
28733 (mips_can_use_return_insn): Return false for interrupt handlers.
28734 (mips_epilogue_uses): New function.
28735 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
28736 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
28737 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
28738 cop0_move): New instructions.
28739 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
28740 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
28742 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
28744 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
28745 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
28746 interrupt handlers, we use K0 as the temporary register.
28747 (EPILOGUE_USES): Change to a function call.
28748 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
28749 handlers, we use K0 as the temporary register.
28751 * doc/extend.texi (Function Attributes): Document interrupt,
28752 use_shadow_register_set, keep_interrupts_masked,
28753 use_debug_exception_return for MIPS attributes.
28755 2009-04-03 Alan Modra <amodra@bigpond.net.au>
28757 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
28758 Remove a number of t-files from tmake_file.
28759 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
28760 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
28761 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
28762 target_prototype, not TARGET_PROTOTYPE.
28763 (LINK_OS_GNU_SPEC): Define.
28764 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
28765 and darwin-ldoubdle.c.
28767 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
28770 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
28771 (cpp_options): Ditto.
28772 (default_compilers): Ditto.
28773 (display_help): Ditto.
28774 (process_command): Ditto.
28775 (do_spec_1): Ditto.
28776 (set_input): Use lbasename instead of duplicate code.
28777 (save_temps_prefix): New static for -save-temps=obj.
28778 (save_temps_length): Ditto.
28780 * doc/invoke.texi (-save-temps=obj): Document new variant to
28781 -save-temps switch.
28783 2009-04-02 Jeff Law <law@redhat.com>
28785 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
28788 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
28790 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
28791 * configure: Regenerated.
28793 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
28795 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
28796 share the argument list.
28798 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
28802 2009-02-12 Diego Novillo <dnovillo@google.com>
28804 * varpool.c (debug_varpool): New.
28805 * cgraph.h (debug_varpool): Declare.
28807 2009-04-02 Jan Hubicka <jh@suse.cz>
28809 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
28812 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
28814 * config/i386/i386.c (ix86_abi): Move initialization to ...
28815 (override_options): Here.
28817 2009-04-02 Christian Bruel <christian.bruel@st.com>
28819 * config/sh/sh.c (sh_dwarf_register_span): New function.
28820 (TARGET_DWARF_REGISTER_SPAN): Define.
28821 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
28823 2009-04-02 Ira Rosen <irar@il.ibm.com>
28825 PR tree-optimization/39595
28826 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
28827 interleaved loads group is not greater than the SLP group size.
28829 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
28831 * builtins.c (is_builtin_name): New.
28832 (called_as_built_in): Use is_builtin_name.
28833 * tree.h (is_builtin_name): New.
28834 * varasm.c (incorporeal_function_p): Use is_builtin_name
28836 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
28838 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
28840 2009-04-02 Dodji Seketeli <dodji@redhat.com>
28843 * c-decl.c (clone_underlying_type): Move this ...
28844 * c-common.c (set_underlying_type): ... here.
28845 Also, make sure the function properly sets TYPE_STUB_DECL() on
28846 the newly created typedef variant type.
28847 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
28848 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
28851 2009-04-02 Richard Guenther <rguenther@suse.de>
28853 PR tree-optimization/37221
28854 * tree-flow.h (degenerate_phi_result): Declare.
28855 * tree-ssa-dom.c (degenerate_phi_result): Export.
28856 * tree-scalar-evolution.c (analyze_initial_condition): If
28857 the initial condition is defined by a degenerate PHI node
28858 use the degenerate value.
28860 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
28862 PR rtl-optimization/39588
28863 * combine.c (merge_outer_ops): Do not set the constant when this
28865 (simplify_shift_const_1): Do not modify it either in this case.
28867 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
28869 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
28870 tuning is deprecated if -mtune value is set to an Itanium1 variant.
28872 2009-04-01 Janis Johnson <janis187@us.ibm.com>
28875 * c-lex.c (interpret_float): Default (no suffix) is double.
28877 2009-04-1 Xinliang David Li <davidxl@google.com>
28879 * config/i386/i386.c (legitimate_constant_p): Recognize
28880 all one vector constant.
28882 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
28884 * config/vax/vax.c: Add #includes to silence warnings.
28885 Change #include order to silence two warnings.
28887 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
28889 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
28890 (ASM_SPEC): Pass -k to the assembler for PIC code.
28892 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
28894 * config.gcc: Add vax-*-linux* to the switch.
28895 * config/vax/linux.h: New file. (TARGET_VERSION,
28896 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
28898 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
28900 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
28901 Use predicate macros instead of GET_CODE() == foo.
28902 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
28903 ashlsi3, rotrsi3, <unnamed>): Likewise.
28905 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
28907 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
28908 jbbccihi, jbbccisi): Remova trailing whitespace.
28909 * config/vax/constraints.md: Likewise.
28910 * config/vax/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
28911 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
28912 * config/vax/predicates.md: Likewise.
28913 * config/vax/vax.c (print_operand_address, vax_output_int_move,
28914 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
28915 * config/vax/vax.h: Likewise.
28916 * config/vax/vax.md (nonlocal_goto): Likewise.
28918 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
28920 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
28921 (indirectable_address_p, adjacent_operands_p): Add spaces around
28923 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
28925 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
28927 * config/vax/vax.c (legitimate_constant_address_p,
28928 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
28929 index_term_p, reg_plus_index_p, legitimate_address_p,
28930 vax_mode_dependent_address_p): Update comments to match functions
28931 modified by the recent int->bool conversion.
28933 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
28935 * config/vax/builtins.md: Update copyright message.
28936 * config/vax/constraints.md: Likewise.
28937 * config/vax/netbsd-elf.h: Likewise.
28938 * config/vax/predicates.md: Likewise.
28939 * config/vax/vax-protos.h: Likewise.
28940 * config/vax/vax.c: Likewise.
28941 * config/vax/vax.h: Likewise.
28942 * config/vax/vax.md: Likewise.
28943 * config/vax/vax.opt: Likewise.
28945 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
28947 * config/vax/builtins.md (ffssi2, ffssi2_internal,
28948 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
28949 * config/vax/constraints.md (B, R): Likewise.
28950 * config/vax/predicates.md (external_memory_operand,
28951 nonimmediate_addsub_di_operand): Likewise.
28952 * config/vax/vax.c (vax_output_int_add): Likewise.
28953 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
28954 untyped_call): Likewise.
28956 2009-04-01 Matt Thomas <matt@3am-software.com>
28958 * config/vax/predicates.md: New file.
28959 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
28960 external_const_operand, nonsymbolic_operand, external_memory_operand,
28961 indirect_memory_operand, indexed_memory_operand,
28962 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
28963 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
28965 * config/vax/constraints.md: New file.
28966 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
28968 * config/vax/builtins.md: New file.
28969 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
28970 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
28972 * config/vax/vax.opt (mqmath): Add option.
28973 * config/vax/vax.md (isfx): Extend with DI.
28974 (VAXintQH, VAXintQHSD): Define.
28975 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
28976 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
28977 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
28978 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
28979 (movdi): Update constraints and use vax_output_int_move().
28980 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
28981 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
28982 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
28983 nonlocal_goto): New.
28984 (mov<mode>): Extend accepted operand types.
28985 (subdi3_old): Rename from subdi3, change update constraints and use
28986 a new implementation.
28987 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
28988 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
28989 MOVE_RATIO, CLEAR_RATIO): Define.
28990 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
28991 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
28992 (PRINT_OPERAND): Redefine using a function instead of inlined code.
28993 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
28994 (split_quadword_operands): Make static and really allow variable
28996 (print_operand_address): Update for PIC generation.
28997 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
28998 indexable_address_p, fixup_mathdi_operand,
28999 vax_expand_addsub_di_operands, adjacent_operands_p): New.
29000 (vax_float_literal, legitimate_constant_p,
29001 indirectable_constant_address_p, index_term_p,
29002 reg_plus_index_p): Return bool instead of int.
29003 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
29005 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
29007 (vax_output_conditional_branch): Indent.
29008 (legitimate_constant_address_p, indirectable_constant_address_p,
29009 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
29010 vax_mode_dependent_address_p): Return bool instead of int, update for
29012 * config/vax/vax-protos.h (legitimate_constant_address_p,
29013 legitimate_constant_p, legitimate_address_p,
29014 vax_mode_dependent_address_p): Change declaration to bool.
29015 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
29016 vax_expand_addsub_di_operands, vax_output_int_subtract,
29017 vax_output_movmemsi): Declare.
29018 (split_quadword_operands, vax_float_literal): Delete declaration.
29019 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
29020 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
29021 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
29022 ASM_OUTPUT_DWARF_PCREL): Define.
29023 (ASM_SPEC): Change definition to allow PIC generation.
29025 2009-04-01 Steve Ellcey <sje@cup.hp.com>
29027 * doc/sourcebuild.texi: Update front-end requirements.
29029 2009-04-01 Jakub Jelinek <jakub@redhat.com>
29032 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
29033 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
29034 (booldi3_internal3): Use boolean_or_operator instead of
29037 2009-04-01 Joseph Myers <joseph@codesourcery.com>
29040 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
29041 declarator whose size is not an integer constant expression but
29042 folds to an integer constant, then treat it as a constant
29045 2009-04-01 Richard Guenther <rguenther@suse.de>
29047 * fold-const.c (fold_plusminus_mult_expr): Do not fold
29048 i * 4 + 2 to (i * 2 + 1) * 2.
29050 2009-04-01 Jakub Jelinek <jakub@redhat.com>
29053 * c-parser.c (c_parser_asm_statement): Skip until close paren and
29054 return if c_parser_asm_string_literal returned NULL.
29056 2009-04-01 Nick Clifton <nickc@redhat.com>
29058 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
29060 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
29061 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
29062 other typedefs to avoid conflicts with libgcc2.c. Define labels
29063 to gain 16-bit bit-manipulation functions from libgcc2.c and then
29065 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
29066 to gain 16-bit trapping arithmetic functions from libgcc2.c and
29069 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
29071 * varasm.c (default_function_rodata_section): Declare DOT as
29074 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
29075 Andrey Galkin <agalkin@hypercom.com>
29078 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
29079 Make object_name unique for each process.
29081 2009-04-01 Jakub Jelinek <jakub@redhat.com>
29084 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
29085 addressable variables in the parallel that could go out of scope while
29086 running queued tasks.
29088 2009-04-01 Anatoly Sokolov <aesok@post.ru>
29090 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
29091 (CASE_VALUES_THRESHOLD): Redefine.
29092 * config/avr/avr.c (avr_override_options): Remove initialization of
29093 avr_case_values_threshold variable.
29094 (avr_case_values_threshold): Remove variable. Add new function.
29095 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
29096 * config/avr/avr.opt (mno-tablejump): Remove option.
29097 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
29099 2009-04-01 DJ Delorie <dj@redhat.com>
29101 * varasm.c (default_function_rodata_section): Don't assume
29102 anything about where the first '.' in the section name is.
29104 2009-04-01 Alan Modra <amodra@bigpond.net.au>
29106 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
29107 rs6000_emit_stack_tie.
29109 2009-03-31 Ian Lance Taylor <iant@google.com>
29111 * tree-eh.c (tree_remove_unreachable_handlers): Compare
29112 gimple_code with GIMPLE_RESX, not RESX.
29114 2009-03-31 Joseph Myers <joseph@codesourcery.com>
29116 * c-common.c (c_get_ident): New.
29117 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
29119 2009-04-01 Ben Elliston <bje@au.ibm.com>
29121 * config/rs6000/sysv4.opt (msdata): Improve option description.
29123 2009-03-31 Steve Ellcey <sje@cup.hp.com>
29125 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
29126 (divdf3_internal_lat): Remove.
29127 (divxf3_internal_lat): Remove.
29128 (divxf3_internal_thr): Remove.
29129 (divxf): Use divxf3_internal.
29130 * config/ia64/div.md (divsf3_internal_lat): New.
29131 (divdf3_internal_lat): New.
29132 (divxf3_internal): New.
29134 2009-03-31 Joseph Myers <joseph@codesourcery.com>
29137 * Makefile.in (USE_GCC_STDINT): Define.
29138 (stmp-int-hdrs): Install stdint.h if applicable.
29139 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
29141 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
29142 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
29143 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
29144 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
29145 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
29146 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
29147 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
29148 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
29149 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
29150 (c_common_nodes_and_builtins): Initialize
29151 underlying_wchar_type_node. Do not initialize
29152 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
29153 nodes for new types.
29154 (c_stddef_cpp_builtins): Define macros for new types.
29155 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
29157 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
29158 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
29159 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
29160 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
29161 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
29162 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
29163 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
29164 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
29165 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
29166 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
29167 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
29168 int16_type_node, int32_type_node, int64_type_node,
29169 uint8_type_node, uint16_type_node, c_uint32_type_node,
29170 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
29171 int_least32_type_node, int_least64_type_node,
29172 uint_least8_type_node, uint_least16_type_node,
29173 uint_least32_type_node, uint_least64_type_node,
29174 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
29175 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
29176 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
29177 uintptr_type_node): Define.
29178 * c-cppbuiltin.c (builtin_define_constants,
29179 builtin_define_type_minmax): New.
29180 (builtin_define_stdint_macros): Define more macros.
29181 (c_cpp_builtins): Define more limit macros.
29182 (type_suffix): New.
29183 (builtin_define_type_max): Define in terms of
29184 builtin_define_type_minmax. Remove is_long parameter. All
29186 * config.gcc (use_gcc_stdint): Define.
29187 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
29188 Add newlib-stdint.h for generic targets.
29189 * config/glibc-stdint.h, config/newlib-stdint.h,
29190 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
29191 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
29192 * config/score/score.h (UINTPTR_TYPE): Define.
29193 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
29194 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
29195 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
29196 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
29197 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
29198 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
29199 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
29200 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
29201 * config/spu/spu.h (STDINT_LONG32): Define.
29202 * configure.ac (use_gcc_stdint): Substitute.
29203 * configure: Regenerate.
29204 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
29205 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
29206 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
29207 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
29208 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
29209 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
29210 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
29211 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
29212 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
29213 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
29214 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
29215 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
29216 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
29217 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
29218 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
29219 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
29220 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
29221 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
29222 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
29223 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
29224 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
29225 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
29226 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
29227 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
29228 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
29229 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
29230 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
29231 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
29232 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
29234 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
29236 * loop-iv.c (suitable_set_for_replacement): Renamed from
29237 simplify_using_assignment; changed to return bool and to accept new
29238 args DEST and SRC. Return true iff we find a source/destination pair
29239 that can be used to make a replacement, and fill SRC and DEST if so.
29240 Remove arg ALTERED. Don't deal with altered regs here. All callers
29242 (simplify_using_initial_values): Deal with altered regs here and track
29243 more precisely the effect they have on the validity of our expression.
29245 * loop-iv.c (simplify_using_condition): A condition of the form
29246 (EQ REG CONST) can be used to simply make a substitution.
29247 (simplify_using_initial_values): Keep track of conditions we have seen
29248 and keep using them to simplify new expressions, while applying the
29249 same substitutions to them as to the expression.
29251 * simplify-rtx.c (simplify_relational_operation_1): Simplify
29252 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
29255 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
29256 changed. Use this when trying to improve the upper bound.
29257 Generate the comparison by using simplify_gen_relational.
29259 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
29261 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
29263 (simplify_using_assignment, simplify_using_initial_values): Call
29264 replace_in_expr to make replacements. Call replace_single_def_regs
29265 once on the initial version of the expression.
29267 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
29270 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
29272 2009-03-31 Richard Guenther <rguenther@suse.de>
29274 PR middle-end/31029
29275 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
29276 equality comparisons. Fold C - X CMP X if C % 2 == 1.
29278 2009-03-31 Richard Guenther <rguenther@suse.de>
29280 * tree.h (div_if_zero_remainder): Declare.
29281 * fold-const.c (div_if_zero_remainder): Export.
29282 * tree-ssa-forwprop.c
29283 (forward_propagate_addr_into_variable_array_index): Handle
29284 constant array index addition outside of the variable index.
29286 2009-03-31 Joseph Myers <joseph@codesourcery.com>
29289 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
29290 define_splits, floatunssi<mode>2): Require x87 conversions from
29291 DImode to be permitted.
29293 2009-03-31 Joseph Myers <joseph@codesourcery.com>
29295 PR preprocessor/15638
29296 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
29298 2009-03-31 Richard Guenther <rguenther@suse.de>
29300 PR middle-end/23401
29301 PR middle-end/27810
29302 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
29303 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
29304 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
29305 a separate statement.
29306 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
29307 (lookup_tmp_var): Likewise.
29308 (is_gimple_formal_tmp_or_call_rhs): Remove.
29309 (is_gimple_reg_or_call_rhs): Rename to ...
29310 (is_gimple_reg_rhs_or_call): ... this.
29311 (is_gimple_mem_or_call_rhs): Rename to ...
29312 (is_gimple_mem_rhs_or_call): ... this.
29313 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
29314 DECL_GIMPLE_REG_P only if is_formal is true.
29315 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
29316 for non-proper post-modify expression gimplification.
29317 (gimplify_self_mod_expr): For post-modify expressions gimplify
29318 the lvalue to a minimal lvalue.
29319 (rhs_predicate_for): Remove formal temp case.
29320 (gimplify_modify_expr_rhs): Likewise.
29321 (gimplify_addr_expr): Use is_gimple_reg.
29322 (gimplify_expr): Remove formal temp cases.
29323 (gimple_regimplify_operands): Likewise.
29324 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
29325 and FILTER_EXPR like constants.
29326 * gimple.c (walk_gimple_op): Fix val_only initialization, use
29328 (is_gimple_formal_tmp_rhs): Remove.
29329 (is_gimple_reg_rhs): Remove special casing.
29330 (is_gimple_mem_rhs): Fix.
29331 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
29332 (is_gimple_formal_tmp_var): Remove.
29333 (is_gimple_formal_tmp_reg): Likewise.
29334 (is_gimple_min_lval): Allow invariant component ref parts.
29335 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
29336 is_gimple_formal_tmp_reg): Remove declarations.
29337 * tree-cfg.c (verify_expr): Verify that variables with address
29338 taken do not have DECL_GIMPLE_REG_P set.
29339 * tree-mudflap.c (mf_build_check_statement_for): Use
29340 force_gimple_operand instead of gimplify_expr.
29342 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
29344 * modulo-sched.c (sms_schedule_by_order): Pass the actual
29345 schedulable rows to compute_split_row.
29347 2009-03-31 Ben Elliston <bje@au.ibm.com>
29350 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
29353 2009-03-31 Alan Modra <amodra@bigpond.net.au>
29355 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
29356 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
29357 * configure: Regenerate.
29358 * config.in: Regenerate.
29359 * config/rs6000/rs6000.opt (mtls-markers): Add.
29360 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
29361 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
29362 (tls_ld_aix, tls_ld_sysv): Likewise.
29363 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
29364 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
29366 2009-03-31 Alan Modra <amodra@bigpond.net.au>
29368 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
29370 2009-03-30 Jan Hubicka <jh@suse.cz>
29372 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
29374 (tree_remove_unreachable_handlers): Cleanup EH predecestor
29375 detection and label handling.
29377 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
29379 * ira-int.h (ira_allocno): Rename left_conflicts_num to
29380 left_conflicts_size.
29381 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
29382 ALLOCNO_LEFT_CONFLICTS_SIZE.
29384 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
29385 remove_allocno_from_bucket_and_push,
29386 allocno_spill_priority_compare, push_allocnos_to_stack,
29387 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
29388 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
29389 (setup_allocno_left_conflicts_num): Ditto. Rename to
29390 setup_allocno_left_conflicts_size.
29391 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
29392 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
29393 setup_allocno_left_conflicts_size instead of
29394 setup_allocno_left_conflicts_num.
29396 * ira-build.c (ira_create_allocno): Use
29397 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
29398 ALLOCNO_LEFT_CONFLICTS_NUM.
29400 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
29402 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
29403 instead of DF_LR_OUT.
29405 * ira-lives.c (process_bb_node_lives): Ditto.
29407 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
29408 instead of DF_LR_{OUT,IN}.
29410 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
29412 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
29414 2009-03-30 Jan Hubicka <jh@suse.cz>
29416 * except.c (label_to_region_map): Fix thinko.
29418 2009-03-30 Steve Ellcey <sje@cup.hp.com>
29420 PR middle-end/38237
29421 * tree.h (tree_find_value): New declaration.
29422 * tree.c (tree_find_value): New function.
29423 * varasm.c (assemble_external): Avoid duplicate entries on lists.
29425 2009-03-30 Jakub Jelinek <jakub@redhat.com>
29428 * c-decl.c (struct c_binding): Add locus field.
29429 (bind): Add locus argument, set locus field from it.
29430 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
29431 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
29432 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
29433 implicitly_declare, undeclared_variable, lookup_label,
29434 declare_label, c_make_fname_decl, c_builtin_function,
29435 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
29438 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
29441 * config/i386/i386.c (classify_argument): Check total size of
29444 2009-03-30 Martin Jambor <mjambor@suse.cz>
29446 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
29447 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
29448 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
29451 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
29452 seen_variable_array_ref while also traversing a union.
29454 * tree-inline.c (optimize_inline_calls): Do not call
29455 cgraph_node_remove_callees.
29456 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
29457 (pass_remove_cgraph_callee_edges): New variable.
29458 * passes.c (init_optimization_passes): Add
29459 pass_remove_cgraph_callee_edges after early inlining and before all
29460 late intraprocedural passes.
29462 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
29464 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
29466 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
29467 Fix typos in names.
29469 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
29471 * combine.c (simplify_comparison): Use have_insn_for.
29472 * dojump.c (do_jump): Likewise.
29474 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
29476 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
29477 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
29478 sparc_compare_op0 like sparc_compare_emitted used to be handled.
29479 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
29480 instead of sparc_compare_emitted.
29481 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
29482 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
29483 instead of sparc_compare_emitted.
29485 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
29487 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
29488 enter/exit cfglayout mode.
29489 (pass_partition_block): Require it.
29490 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
29491 (combine_instructions): Track basic blocks instead of labels.
29492 (update_cfg_for_uncondjump): New.
29493 (try_combine): Use it. Update jumps after rescanning.
29494 (pass_combine): Require PROP_cfglayout.
29495 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
29497 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
29499 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
29500 Provide/destroy PROP_cfglayout respectively.
29501 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
29502 * tree-pass.h (PROP_cfglayout): New.
29504 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
29506 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
29507 fold_convert_const_fixed_from_fixed,
29508 fold_convert_const_fixed_from_int,
29509 fold_convert_const_fixed_from_real, fold_negate_const): Do not
29510 set TREE_CONSTANT_OVERFLOW.
29511 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
29512 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
29514 2009-03-30 Ira Rosen <irar@il.ibm.com>
29516 * tree-vect-loop-manip.c: New file.
29517 * tree-vectorizer.c: Update documentation and included files.
29518 (vect_loop_location): Make extern.
29519 (rename_use_op): Move to tree-vect-loop-manip.c
29520 (rename_variables_in_bb, rename_variables_in_loop,
29521 slpeel_update_phis_for_duplicate_loop,
29522 slpeel_update_phi_nodes_for_guard1,
29523 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
29524 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
29525 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
29526 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
29527 find_loop_location): Likewise.
29528 (new_stmt_vec_info): Move to tree-vect-stmts.c.
29529 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
29530 get_vectype_for_scalar_type, vect_is_simple_use,
29531 supportable_widening_operation, supportable_narrowing_operation):
29533 (bb_in_loop_p): Move to tree-vect-loop.c.
29534 (new_loop_vec_info, destroy_loop_vec_info,
29535 reduction_code_for_scalar_code, report_vect_op,
29536 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
29537 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
29538 (vect_supportable_dr_alignment): Likewise.
29539 * tree-vectorizer.h (tree-data-ref.h): Include.
29540 (vect_loop_location): Declare.
29541 Reorganize function declarations according to the new file structure.
29542 * tree-vect-loop.c: New file.
29543 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
29544 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
29545 * tree-vect-data-refs.c: New file.
29546 * tree-vect-patterns.c (timevar.h): Don't include.
29547 * tree-vect-stmts.c: New file.
29548 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
29549 tree-vect-slp.c, tree-vect-loop.c.
29550 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
29551 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
29552 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
29553 (tree-vect-analyze.o): Remove.
29554 (tree-vect-transform.o): Likewise.
29555 (tree-vect-data-refs.o): Add rule.
29556 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
29557 tree-vect-slp.o): Likewise.
29558 (tree-vect-patterns.o): Remove redundant dependencies.
29559 (tree-vectorizer.o): Likewise.
29560 * tree-vect-slp.c: New file.
29562 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29564 * optc-gen.awk: Warn if an option flag has multiple different
29567 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
29569 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
29570 -floop-block): Document dependences on PPL, CLooG and Graphite.
29572 2009-03-30 Joseph Myers <joseph@codesourcery.com>
29574 PR rtl-optimization/323
29575 * c-common.c (c_fully_fold, convert_and_check,
29576 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
29577 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
29578 * c-common.def (EXCESS_PRECISION_EXPR): New.
29579 * c-cppbuiltin.c (builtin_define_float_constants): Define
29580 constants with enough digits for long double.
29581 * c-lex.c (interpret_float): Interpret constant with excess
29582 precision where appropriate.
29583 * c-opts.c (c_common_post_options): Set
29584 flag_excess_precision_cmdline. Give an error for
29585 -fexcess-precision=standard for C++ for processors where the
29586 option is significant.
29587 * c-parser.c (c_parser_conditional_expression): Handle excess
29588 precision in condition.
29589 * c-typeck.c (convert_arguments): Handle arguments with excess
29591 (build_unary_op): Move excess precision outside operation.
29592 (build_conditional_expr): Likewise.
29593 (build_compound_expr): Likewise.
29594 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
29595 (build_modify_expr): Handle excess precision in RHS.
29596 (convert_for_assignment): Handle excess precision in converted
29598 (digest_init, output_init_element, process_init_element): Handle
29599 excess precision in initializer.
29600 (c_finish_return): Handle excess precision in return value.
29601 (build_binary_op): Handle excess precision in operands and add
29602 excess precision as needed for operation.
29603 * common.opt (-fexcess-precision=): New option.
29604 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
29605 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
29606 For standard excess precision, output explicit conversion to and
29607 truncation from XFmode.
29608 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
29609 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
29610 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
29611 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
29612 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
29613 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
29614 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
29615 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
29616 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
29617 define_splits, sqrt<mode>2): Disable where appropriate for
29618 standard excess precision.
29619 * convert.c (convert_to_real): Do not shorten arithmetic to type
29620 for which excess precision would be used.
29621 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
29622 * doc/invoke.texi (-fexcess-precision=): Document option.
29623 (-mfpmath=): Correct index entry.
29624 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
29625 flag_excess_precision): New.
29626 * langhooks.c (lhd_post_options): Set
29627 flag_excess_precision_cmdline.
29628 * opts.c (common_handle_option): Handle -fexcess-precision=.
29629 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
29630 init_excess_precision): New.
29631 (lang_dependent_init_target): Call init_excess_precision.
29632 * tree.c (excess_precision_type): New.
29633 * tree.h (excess_precision_type): Declare.
29635 2009-03-30 Joseph Myers <joseph@codesourcery.com>
29638 * c-typeck.c (build_component_ref): Do not copy qualifiers from
29639 non-lvalue to component.
29641 2009-03-29 Joseph Myers <joseph@codesourcery.com>
29643 PR preprocessor/34695
29644 * Makefile.in (c-opts.o): Depend on c-tree.h.
29645 * c-common.c: Move down include of diagnostic.h.
29646 (done_lexing, c_cpp_error): New.
29647 * c-common.h (done_lexing): Declare.
29648 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
29650 * c-opts.c: Include c-tree.h.
29651 (c_common_init_options): Set preprocessor error callback.
29652 (c_common_handle_option): Do not set preprocessor
29653 inhibit_warnings, warnings_are_errors, warn_system_headers,
29654 pedantic_errors or inhibit_warnings flags.
29655 (c_common_post_options): Do not check cpp_errors (parse_in).
29656 (c_common_finish): Do not output dependencies if there were
29657 errors. Do not check return value of cpp_finish.
29658 * c-ppoutput.c (pp_file_change): Set input_location.
29659 * c-tree.h (c_cpp_error): Declare.
29660 * diagnostic.c (diagnostic_set_info_translated): Also initialize
29662 (diagnostic_build_prefix): Check override_column.
29663 * diagnostic.h (diagnostic_info): Add override_column field.
29664 (diagnostic_override_column): Define.
29666 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
29668 * c-common.c (c_expand_expr, c_staticp): Remove.
29669 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
29670 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
29671 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
29672 * c-gimplify.c (gimplify_compound_literal_expr,
29673 optimize_compound_literals_in_ctor): Remove.
29674 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
29675 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
29676 * c-semantics.c (emit_local_var): Remove.
29678 * langhooks-def.h (lhd_expand_expr): Remove.
29679 * langhooks.c (lhd_expand_expr): Remove.
29680 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
29682 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
29683 handling from c-semantics.c; don't call into langhook.
29684 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
29685 * gimplify.c (gimplify_compound_literal_expr,
29686 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
29687 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
29688 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
29689 as was done in c-gimplify.c.
29690 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
29691 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
29692 Move from c-common.h.
29693 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
29695 * tree.c (staticp): Do not call langhook.
29696 * langhooks.c (lhd_staticp): Delete.
29697 * langhooks-def.h (lhd_staticp): Delete prototype.
29698 (LANG_HOOKS_STATICP): Delete.
29699 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
29701 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
29702 instead of DECL_STMTs.
29704 2009-03-29 Joseph Myers <joseph@codesourcery.com>
29712 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
29714 (fold_call_expr): Return a NOP_EXPR from folding rather than the
29715 contained expression.
29716 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
29717 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
29718 conditional expressions for C.
29719 (decl_constant_value_for_optimization): Move from
29720 decl_constant_value_for_broken_optimization in c-typeck.c. Check
29721 whether optimizing and that the expression is a VAR_DECL not of
29722 array type instead of doing such checks in the caller. Do not
29723 check pedantic. Call gcc_unreachable for C++.
29724 * c-common.def (C_MAYBE_CONST_EXPR): New.
29725 * c-common.h (c_fully_fold, c_save_expr,
29726 decl_constant_value_for_optimization): New prototypes.
29727 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
29728 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
29729 EXPR_INT_CONST_OPERANDS): Define.
29730 * c-convert.c (convert): Strip nops from expression.
29731 * c-decl.c (groktypename): Take extra parameters expr and
29732 expr_const_operands. Update call to grokdeclarator.
29733 (start_decl): Update call to grokdeclarator. Add statement for
29734 expressions used in type of decl.
29735 (grokparm): Update call to grokdeclarator.
29736 (push_parm_decl): Update call to grokdeclarator.
29737 (build_compound_literal): Add parameter non_const and build a
29738 C_MAYBE_COSNT_EXPR if applicable.
29739 (grokdeclarator): Take extra parameters expr and
29740 expr_const_operands. Track expressions used in declaration
29741 specifiers and declarators. Fold array sizes and track whether
29742 they are constant expressions and whether they are integer
29743 constant expressions.
29744 (parser_xref_tag): Set expr and expr_const_operands fields in
29746 (grokfield): Update call to grokdeclarator.
29747 (start_function): Update call to grokdeclarator.
29748 (build_null_declspecs): Set expr and expr_const_operands fields in
29750 (declspecs_add_type): Handle expressions in typeof specifiers.
29751 * c-parser.c (c_parser_declspecs): Set expr and
29752 expr_const_operands fields for declaration specifiers.
29753 (c_parser_enum_specifier): Likewise.
29754 (c_parser_struct_or_union_specifier): Likewise.
29755 (c_parser_typeof_specifier): Likewise. Update call to
29756 groktypename. Fold expression as needed. Return expressions with
29757 type instead of adding statements.
29758 (c_parser_attributes): Update calls to c_parser_expr_list.
29759 (c_parser_statement_after_labels): Fold expression before passing
29760 to objc_build_throw_stmt.
29761 (c_parser_condition): Fold expression.
29762 (c_parser_asm_operands): Fold expression.
29763 (c_parser_conditional_expression): Use c_save_expr. Update call
29764 to build_conditional_expr.
29765 (c_parser_alignof_expression): Update call to groktypename.
29766 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
29767 original_code. Fold expression argument of va_arg. Create
29768 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
29769 argument to va_arg. Update calls to groktypename. Fold array
29770 index for offsetof. Verify that first argument to
29771 __builtin_choose_expr has integer type.
29772 (c_parser_postfix_expression_after_paren_type): Update calls to
29773 groktypename and build_compound_literal. Handle expressions with
29774 side effects in type name.
29775 (c_parser_postfix_expression_after_primary): Update call to
29776 c_parser_expr_list. Set original_code for calls to
29777 __builtin_constant_p.
29778 (c_parser_expr_list): Take extra parameter fold_p. Fold
29779 expressions if requested.
29780 (c_parser_objc_type_name): Update call to groktypename.
29781 (c_parser_objc_synchronized_statement): Fold expression.
29782 (c_parser_objc_receiver): Fold expression.
29783 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
29784 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
29785 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
29786 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
29787 (struct c_typespec): Add elements expr and expr_const_operands.
29788 (struct c_declspecs): Add elements expr and expr_const_operands.
29789 (groktypename, build_conditional_expr, build_compound_literal):
29791 (in_late_binary_op): Declare.
29792 * c-typeck.c (note_integer_operands): New function.
29793 (in_late_binary_op): New variable.
29794 (decl_constant_value_for_broken_optimization): Move to c-common.c
29795 and rename to decl_constant_value_for_optimization.
29796 (default_function_array_conversion): Do not strip nops.
29797 (default_conversion): Do not call
29798 decl_constant_value_for_broken_optimization.
29799 (build_array_ref): Do not fold result.
29800 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
29801 result when operand is a VLA.
29802 (c_expr_sizeof_type): Update call to groktypename. Handle
29803 expressions included in type name. Use C_MAYBE_CONST_EXPR for
29804 result when operand names a VLA type.
29805 (build_function_call): Update call to build_compound_literal.
29806 Only fold result for calls to __builtin_* functions. Strip
29807 NOP_EXPR from INTEGER_CST returned from such functions. Fold
29808 the function designator.
29809 (convert_arguments): Fold arguments. Update call to
29810 convert_for_assignment.
29811 (build_unary_op): Handle increment and decrement of
29812 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
29813 decrement earlier. Fold operand of increment and decrement.
29814 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
29815 built for integer operand. Wrap returns that are INTEGER_CSTs
29816 without being integer constant expressions or that have integer
29817 constant operands without being INTEGER_CSTs.
29818 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
29819 (build_conditional_expr): Add operand ifexp_bcp. Track whether
29820 result is an integer constant expression or can be used in
29821 unevaluated parts of one and avoid folding and wrap as
29822 appropriate. Fold operands before possibly doing -Wsign-compare
29824 (build_compound_expr): Wrap result for C99 if operands can be used
29825 in integer constant expressions.
29826 (build_c_cast): Update call to digest_init. Do not ignore
29827 overflow from casting floating-point constants to integers. Wrap
29828 results that could be confused with integer constant expressions,
29829 null pointer constants or floating-point constants.
29830 (c_cast_expr): Update call to groktypename. Handle expressions
29831 included in type name.
29832 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
29833 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
29834 Update calls to convert_for_assignment.
29835 (convert_for_assignment): Take new parameter
29836 null_pointer_constant. Do not strip nops or call
29837 decl_constant_value_for_broken_optimization. Set
29838 in_late_binary_op for conversions to boolean.
29839 (store_init_value): Update call to digest_init.
29840 (digest_init): Take new parameter null_pointer_constant. Do not
29841 call decl_constant_value_for_broken_optimization. pedwarn for
29842 initializers not constant expressions. Update calls to
29843 convert_for_assignment.
29844 (constructor_nonconst): New.
29845 (struct constructor_stack): Add nonconst element.
29846 (really_start_incremental_init, push_init_level, pop_init_level):
29847 Handle constructor_nonconst and nonconst element.
29848 (set_init_index): Call constant_expression_warning for array
29850 (output_init_element): Fold value. Set constructor_nonconst as
29851 applicable. pedwarn for initializers not constant expressions.
29852 Update call to digest_init. Call constant_expression_warning
29853 where constant initializers are required.
29854 (process_init_element): Use c_save_expr.
29855 (c_finish_goto_ptr): Fold expression.
29856 (c_finish_return): Fold return value. Update call to
29857 convert_for_assignment.
29858 (c_start_case): Fold switch expression.
29859 (c_process_expr_stmt): Fold expression.
29860 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
29861 ensure statement expression is not evaluated in constant expression.
29862 (build_binary_op): Track whether results are integer constant
29863 expressions or may occur in such, disable folding and wrap results
29864 as applicable. Fold operands for -Wsign-compare warnings unless
29866 (c_objc_common_truthvalue_conversion): Handle results folded to
29867 integer constants that are not integer constant expressions.
29868 * doc/extend.texi: Document when typeof operands are evaluated,
29869 that condition of __builtin_choose_expr is an integer constant
29870 expression, and more about use of __builtin_constant_p in
29873 2009-03-29 Richard Guenther <rguenther@suse.de>
29875 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
29876 propagate addresses of array references.
29878 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
29880 * regmove.c (perhaps_ends_bb_p): Remove.
29881 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
29882 from INSN and check that the main loop stays within that basic block.
29883 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
29884 (regmove_forward_pass): Split out from regmove_optimize. Use
29885 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
29886 (regmove_backward_pass): Split out from regmove_optimize. Use
29887 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
29888 (regmove_optimize): Simplify.
29890 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
29893 * config/i386/i386.c (classify_argument): Ignore flexible array
29894 member in struct and warn ABI change.
29896 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
29898 * config/i386/i386-protos.h (ix86_agi_dependent): New.
29900 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
29901 (ix86_adjust_cost): Updated.
29903 2009-03-29 Jan Hubicka <jh@suse.cz>
29905 PR middle-end/28850
29906 * tree-pass.h (pass_cleanup_eh): New function.
29907 (remove_unreachable_regions): Break code handling RTL
29908 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
29909 that can not be reached by runtime.
29910 (can_be_reached_by_runtime): New function.
29911 (label_to_region_map): New function.
29912 (num_eh_regions): New function.
29913 (rtl_remove_unreachable_regions): New function.
29914 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
29915 (remove_eh_region): New function.
29916 * except.h: Include sbitmap and vecprim.
29917 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
29918 num_eh_regions): Declare.
29919 * passes.c (init_optimization_passes): Schedule cleanup_eh.
29920 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
29921 * tree-eh.c (tree_remove_unreachable_handlers): New function.
29922 (tree_empty_eh_handler_p): New function.
29923 (cleanup_empty_eh): New function.
29924 (cleanup_eh): New function.
29925 (pass_cleanup_eh): New function.
29927 2009-03-29 Jan Hubicka <jh@suse.cz>
29929 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
29930 for removed regions.
29932 2009-03-29 Jan Hubicka <jh@suse.cz>
29934 * except.c (dump_eh_tree): Dump all datastructures.
29936 2009-03-29 Jan Hubicka <jh@suse.cz>
29938 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
29939 (duplicate_eh_regions_1): Likewise.
29940 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
29941 vector; call EH verification.
29942 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
29943 Be ready for region being removed.
29945 2009-03-29 Jan Hubicka <jh@suse.cz>
29947 * bitmap.c (bitmap_last_set_bit): New function.
29948 * bitmap.h (bitmap_last_set_bit): Declare.
29950 2009-03-29 David Ayers <ayers@fsfe.org>
29953 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
29954 by calling objc_compare_types and surpress warnings about
29955 incompatible C pointers that are compatible ObjC pointers.
29957 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
29959 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
29960 call initialize_inline_failed.
29961 (initialize_inline_failed): Move it from here ...
29962 * cgraph.c (initialize_inline_failed): ... to here.
29963 (cgraph_create_edge): Call initialize_inline_failed rather than
29964 setting inline_failed directly.
29966 2009-03-29 Ben Elliston <bje@au.ibm.com>
29969 * sysv4.opt (msdata): Improve comment.
29970 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
29971 * sysv4.h (SVR4_ASM_SPEC): Likewise.
29973 2009-03-29 Ben Elliston <bje@au.ibm.com>
29976 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
29977 load and store attributes.
29979 2009-03-29 Ben Elliston <bje@au.ibm.com>
29981 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
29982 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
29983 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
29984 * doc/extend.texi (X86 Built-in Functions): Add index entries for
29985 __builtin_infq and __builtin_huge_valq.
29987 2009-03-28 Anatoly Sokolov <aesok@post.ru>
29989 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
29991 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
29992 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
29994 2009-03-28 Xinliang David Li <davidxl@google.com>
29996 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
29997 (do_dbg_cnt): New function.
29999 2009-03-28 Jan Hubicka <jh@suse.cz>
30001 Merge from pretty-ipa:
30003 2009-03-27 Jan Hubicka <jh@suse.cz>
30005 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
30006 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
30007 * passes.c (function_called_by_processed_nodes_p): New.
30008 * ipa-pure-const.c (check_call): Fix handling of operands.
30009 (analyze_function): Dump debug output for skipped bodies.
30010 (local_pure_const): Use function_called_by_processed_nodes_p.
30011 * dwarf2out.c (reference_to_unused): Use output.
30012 * passes.c (do_per_function_toporder): Likewise.
30014 2008-11-12 Jan Hubicka <jh@suse.cz>
30016 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
30017 * ipa-pure-const.c (funct_state_d): Add can throw field; make
30018 state_set_in_source enum
30019 (check_decl): Ignore memory tags; do not set fake looping flags;
30021 (check_operand, check_tree, check_rhs_var, check_lhs_var,
30022 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
30023 (check_call, analyze_function): Rewrite.
30025 (add_new_function): Update call of analyze_function.
30026 (generate_summary): Add call of analyze_function.
30027 (propagate): Propagate can_throw; handle state_set_in_source correctly.
30028 (local_pure_const): New function.
30029 (pass_local_pure_const): New pass.
30030 * ipa-inline.c (inline_transform): Set after_inlining.
30031 * tree-eh.c (stmt_can_throw_external): New.
30032 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
30033 work with aliasing built.
30034 * tree-flow.h (stmt_can_throw_external): New.
30035 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
30036 and local pure/const pass in early and late optimization queue.
30038 2009-03-28 Martin Jambor <mjambor@suse.cz>
30040 * fold-const.c (get_pointer_modulus_and_residue): New parameter
30042 (fold_binary): Allow function decl aligment consideration is the
30043 second argument is integer constant one.
30044 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
30045 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
30046 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
30048 2009-03-28 Jan Hubicka <jh@suse.cz>
30050 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
30051 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
30052 * function.h (rtl_data): Add nothrow flag.
30053 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
30054 set DECL_NOTHROW for AVAILABLE functions.
30056 2009-03-28 Jakub Jelinek <jakub@redhat.com>
30058 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
30059 following vector keyword has expansion starting with pixel or bool
30060 keyword, expand vector to __vector and pixel or bool to __pixel or
30064 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
30065 warn_if_disallowed_function_p): Removed.
30066 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
30067 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
30068 warning_if_disallowed_function_p.
30069 * flags.h (warn_if_disallowed_function_p,
30070 warn_disallowed_functions): Removed.
30071 * common.opt (Wdisallowed-function-list=): Removed.
30072 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
30074 2009-03-28 Richard Guenther <rguenther@suse.de>
30076 PR tree-optimization/38723
30077 * tree-ssa-pre.c (compute_avail): Add all default definitions to
30080 2009-03-28 Jan Hubicka <jh@suse.cz>
30082 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
30083 test introduced by my previous patch.
30085 2009-03-28 Richard Guenther <rguenther@suse.de>
30087 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
30088 the PHIs value undefined.
30090 2009-03-28 Jan Hubicka <jh@suse.cz>
30092 * tree-pass.h (pass_fixup_cfg): New pass.
30093 * ipa-inline.c (inline_transform): Set
30094 always_inline_functions_inlined/after_inlining.
30095 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
30096 (pass_fixup_cfg): New pass.
30097 * passes.c (init_optimization_passes): Add fixup_cfg.
30099 2009-03-28 Richard Guenther <rguenther@suse.de>
30101 PR tree-optimization/38458
30102 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
30103 argument use the arguments copy-of value.
30105 2009-03-28 Richard Guenther <rguenther@suse.de>
30107 PR tree-optimization/38180
30108 * tree-ssa-ccp.c (get_default_value): Simplify.
30109 (likely_value): Likewise.
30110 (surely_varying_stmt_p): Properly handle VOP case.
30111 (ccp_initialize): Likewise.
30112 (ccp_fold): Handle propagating through *&.
30113 (fold_const_aggregate_ref): Also handle decls.
30115 2009-03-28 Jan Hubicka <jh@suse.cz>
30117 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
30118 * cgraph.h (cgraph_node): Likewise.
30119 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
30120 (cgraph_reset_node): Use process flag.
30121 (cgraph_mark_functions_to_output): Likewise.
30122 (cgraph_expand_function): Likewise.
30123 (cgraph_expand_all_functions): Likewise.
30124 (cgraph_output_in_order): Likewise.
30125 * dwarf2out.c (reference_to_unused): Likewise.
30126 * passes.c do_per_function_toporder): Likewise.
30128 2009-03-28 Jan Hubicka <jh@suse.cz>
30130 Bring from lto-branch:
30132 2008-09-03 Doug Kwan <dougkwan@google.com>
30134 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
30135 enums instead of reason strings.
30136 * cgraph.c (cgraph_create_edge): Same.
30137 (cgraph_inline_failed_string): New function.
30138 * cgraph.h (cgraph_inline_failed_t): New enum type.
30139 (cgraph_inline_failed_string): New prototype.
30140 (struct cgraph_edge): Change type of INLINED_FAILED from constant
30141 char pointer to cgraph_inline_failed_t.
30142 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
30143 (cgraph_default_inline_p): Ditto.
30144 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
30145 to cgraph_inline_failed_t pointer.
30146 * cif-code.def: New file.
30147 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
30149 (cgraph_check_inline_limits): Change type of REASON to pointer to
30150 cgraph_inline_failed_t. Replace reason strings with enums.
30151 (cgraph_default_inline_p): Ditto.
30152 (cgraph_recursive_inlining_p): Ditto.
30153 (update_caller_keys): Change type of FAILED_REASON to
30154 cgraph_inline_failed_t.
30155 (cgraph_set_inline_failed): Change type of REASON to pointer to
30156 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
30157 convert enums to strings for text output.
30158 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
30159 to be of type cgraph_inline_failed_t. Replace reason strings with
30160 enums. Call cgraph_inline_failed_string to covert enums
30161 to strings for text output.
30162 (cgraph_decide_inlining): Replace reason strings with enums.
30163 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
30164 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
30166 * tree-inline.c (expand_call_inline): Change type of REASON
30167 to cgraph_inline_failed_t. Replace reason strings with enums.
30168 Call cgraph_inline_failed_string for text output.
30169 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
30172 2009-03-28 Jan Hubicka <jh@suse.cz>
30174 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
30175 cgraph_clone_node): Remove master clone handling.
30176 (cgraph_is_master_clone, cgraph_master_clone): Remove.
30177 * cgraph.h (master_clone): Remove.
30178 (cgraph_is_master_clone, cgraph_master_clone): Remove.
30179 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
30180 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
30182 2009-03-28 Jan Hubicka <jh@suse.cz>
30184 * cgraph.c (cgraph_function_body_availability): Functions declared
30185 inline are always safe to assume that it is not going to be replaced.
30187 2009-03-28 Richard Guenther <rguenther@suse.de>
30189 PR tree-optimization/38513
30190 * tree-ssa-pre.c (eliminate): Remove redundant stores.
30191 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
30192 EXC_PTR_EXPR and FILTER_EXPR.
30193 (get_ref_from_reference_ops): Likewise.
30195 2009-03-28 Richard Guenther <rguenther@suse.de>
30197 PR tree-optimization/38968
30198 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
30199 Use FLOOR_MOD_EXPR to compute misalignment.
30201 2009-03-28 Richard Guenther <rguenther@suse.de>
30203 PR tree-optimization/37795
30204 * tree.h (combine_comparisons): Declare.
30205 * fold-const.c (combine_comparisons): Export.
30206 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
30208 (ifcombine_iforif): Use combine_comparisons.
30210 2009-03-28 Jan Hubicka <jh@suse.cz>
30212 * tree-eh.c (inlinable_call_p): New function.
30213 (make_eh_edges): Use it.
30214 (verify_eh_edges): Use it.
30215 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
30216 * except.c (reachable_next_level): Add inlinable_function argument
30217 (sjlj_find_directly_reachable_regions): Update.
30218 (add_reachable_handler): Do not set saw_any_handlers.
30219 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
30220 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
30221 Add new inlinable call parameter.
30222 (can_throw_internal, can_throw_external): Update.
30223 * except.h (can_throw_internal_1, can_throw_external_1,
30224 foreach_reachable_handler): Update declaration.
30226 2009-03-28 Joseph Myers <joseph@codesourcery.com>
30228 * config/arm/t-arm-coff, config/h8300/coff.h,
30229 config/i386/i386-aout.h, config/i386/i386-coff.h,
30230 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
30231 config/pdp11/2bsd.h, config/rs6000/aix41.h,
30232 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
30233 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
30234 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
30235 sys-types.h: Remove.
30236 * Makefile.in: Remove protoize and fixproto support and references
30238 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
30239 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
30241 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
30242 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
30243 unprotoize$(exeext).
30244 (rest.encap): Don't depend on $(STMP_FIXPROTO)
30245 (.PHONY): Don't depend on proto.
30246 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
30247 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
30248 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
30249 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
30250 build/gen-protos.o, build/scan.o, xsys-protos.h,
30251 build/fix-header$(build_exeext), build/fix-header.o,
30252 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
30253 stmp-install-fixproto): Remove.
30254 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
30255 SYSCALLS.c or fixproto files.
30256 (install-common): Don't install protoize.
30257 (install-headers-tar, install-headers-cpio, install-headers-cp):
30258 Don't depend on $(STMP_FIXPROTO).
30259 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
30260 install fixproto files or write out fixproto settings.
30261 (uninstall): Don't uninstall protoize.
30262 * config.gcc (use_fixproto): Remove.
30263 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
30264 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
30265 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
30266 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
30267 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
30268 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
30269 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
30270 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
30271 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
30272 * config/t-vxworks (STMP_FIXPROTO): Remove.
30273 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
30274 STMP_FIXPROTO): Remove.
30275 * config.in, configure: Regenerate.
30276 * crtstuff.c (gid_t, uid_t): Don't undefine.
30277 * doc/install.texi: Change m68k-coff to m68k-elf in example.
30278 (arm-*-coff, arm-*-aout: Remove target entries.
30279 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
30280 Remove mention of AIX 4.1.
30281 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
30282 * doc/invoke.texi (Running Protoize): Remove.
30283 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
30284 (Protoize Caveats): Remove.
30285 * tsystem.h: Update comments on headers assumed to exist.
30287 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
30289 * genautomata.c: Add a new year to the copyright. Add a new
30291 (struct insn_reserv_decl): Add comments for member bypass_list.
30292 (find_bypass): Remove.
30293 (insert_bypass): New.
30294 (process_decls): Use insert_bypass.
30295 (output_internal_insn_latency_func): Output all bypasses with the
30296 same input insn in one switch case.
30298 * rtl.def (define_bypass): Describe bypass choice.
30299 * doc/md.texi (define_bypass): Ditto.
30301 2009-03-27 Richard Guenther <rguenther@suse.de>
30303 * gimplify.c (mark_addressable): Export.
30304 * tree-flow.h (mark_addressable): Declare.
30305 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
30306 * tree-ssa.c (verify_phi_args): Verify that address taken
30307 variables have TREE_ADDRESSABLE set.
30309 2009-03-27 Richard Guenther <rguenther@suse.de>
30311 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
30312 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
30313 Do not mark decls TREE_ADDRESSABLE.
30314 (build_fold_addr_expr): Adjust.
30315 (fold_addr_expr): Remove.
30316 (fold_unary): Use build_fold_addr_expr.
30317 (fold_comparison): Likewise.
30318 (split_address_to_core_and_offset): Likewise.
30319 * coverage.c (tree_coverage_counter_addr): Mark the array decl
30321 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
30322 (gimplify_modify_expr_to_memcpy): Mark source and destination
30324 * omp-low.c (create_omp_child_function): Mark the object decl
30326 (lower_rec_input_clauses): Mark the var we take the address of
30328 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
30330 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
30332 PR middle-end/39315
30333 * cfgexpand.c (expand_one_stack_var_at): Change alignment
30334 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
30336 2009-03-27 Richard Guenther <rguenther@suse.de>
30338 PR tree-optimization/39120
30339 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
30341 (handle_lhs_call): Process return constraints. Add escape
30342 constraints if necessary.
30343 (handle_const_call): Fill out return constraints. Make nested
30344 case more precise. Avoid consttmp if possible.
30345 (handle_pure_call): Fill out return constraints. Avoid
30346 callused if possible.
30347 (find_func_aliases): Simplify call handling.
30349 2009-03-27 Richard Guenther <rguenther@suse.de>
30351 PR tree-optimization/39120
30352 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
30353 as a representative.
30354 (solve_graph): Do propagate CALLUSED.
30355 (handle_pure_call): Use a scalar constraint from CALLUSED for
30357 (find_what_p_points_to): CALLUSED shall not appear in poins-to
30360 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
30363 * c-common.c (handle_aligned_attribute): Properly check alignment
30364 overflow. Use (1U << i) instead of (1 << i).
30366 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
30368 * expr.h (get_mem_align_offset): Updated.
30370 * tree.h (tree_decl_common): Change align to "unsigned int" and
30371 move it before pointer_alias_set.
30373 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
30374 Jakub Jelinek <jakub@redhat.com>
30377 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
30378 gr_register_operand with gr_reg_or_0_operand.
30379 (cmpxchg_rel_di): Likewise.
30380 (sync_lock_test_and_set<mode>): Likewise.
30382 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
30384 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
30385 (true_regnum): Likewise.
30387 * rtlanal.c (subreg_info): Moved to ...
30388 * rtl.h (subreg_info): Here. New.
30389 (subreg_get_info): New.
30391 * rtlanal.c (subreg_get_info): Make it extern.
30393 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
30396 * config/i386/i386.c (ix86_abi): New.
30397 (override_options): Handle -mabi=.
30398 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
30399 (ix86_call_abi_override): Likewise.
30400 (init_cumulative_args): Likewise.
30401 (function_arg_advance): Likewise.
30402 (function_arg_64): Likewise.
30403 (function_arg): Likewise.
30404 (ix86_pass_by_reference): Likewise.
30405 (ix86_function_value_regno_p): Likewise.
30406 (ix86_build_builtin_va_list_abi): Likewise.
30407 (setup_incoming_varargs_64): Likewise.
30408 (is_va_list_char_pointer): Likewise.
30409 (ix86_init_machine_status): Likewise.
30410 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
30411 (ix86_function_type_abi): Return enum calling_abi. Rewrite
30412 for 64bit. Replace DEFAULT_ABI with ix86_abi.
30413 (ix86_function_abi): Make it static and return enum calling_abi.
30414 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
30416 (ix86_fn_abi_va_list): Updated.
30418 * config/i386/i386.h (ix86_abi): New.
30419 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
30420 (CONDITIONAL_REGISTER_USAGE): Likewise.
30421 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
30422 (machine_function): Likewise.
30424 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
30426 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
30427 (STACK_BOUNDARY): Likewise.
30428 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
30430 * config/i386/i386.opt (mabi=): New.
30432 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
30433 return enum calling_abi.
30434 (ix86_function_type_abi): Likewise.
30435 (ix86_function_abi): Removed.
30437 * doc/invoke.texi: Document -mabi= option for x86.
30439 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30441 * builtins.c (real_dconstp): Delete.
30442 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
30444 2009-03-27 Dodji Seketeli <dodji@redhat.com>
30445 Jakub Jelinek <jakub@redhat.com>
30448 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
30449 (gen_subprogram_die): When a function is explicit, generate the
30450 DW_AT_explicit attribute.
30451 * langhooks.h (struct lang_hooks_for_decls): Add
30452 function_decl_explicit_p langhook.
30453 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
30454 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
30456 2009-03-27 Jakub Jelinek <jakub@redhat.com>
30458 * builtins.c (fold_builtin_memory_op): Optimize memmove
30459 into memcpy if we can prove source and destination don't overlap.
30461 * tree-inline.c: Include gt-tree-inline.h.
30462 (clone_fn_id_num): New variable.
30463 (clone_function_name): New function.
30464 (tree_function_versioning): Use it.
30465 * Makefile.in (GTFILES): Add tree-inline.c.
30467 2009-03-27 Mark Mitchell <mark@codesourcery.com>
30469 * BASE-VER: Change to 4.5.0.
30471 2009-03-27 Xinliang David Li <davidxl@google.com>
30473 PR tree-optimization/39557
30474 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
30476 2009-03-27 Xinliang David Li <davidxl@google.com>
30478 PR tree-optimization/39548
30479 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
30482 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
30484 * c-common.c (pointer_int_sum): Use %wd on return from
30487 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
30489 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
30490 on return from tree_low_cst.
30492 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
30495 * ginclude/stdarg.h (va_copy): Define also for
30496 __GXX_EXPERIMENTAL_CXX0X__.
30498 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30501 * builtins.h (c_strlen): Do not warn here.
30502 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
30503 * c-common.c (pointer_int_sum): Take an explicit location.
30504 Warn about offsets out of bounds.
30505 * c-common.h (pointer_int_sum): Adjust declaration.
30507 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
30509 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
30512 2009-03-26 Jakub Jelinek <jakub@redhat.com>
30515 * opts.c (warn_if_disallowed_function_p): Don't assume
30516 get_callee_fndecl must return non-NULL.
30518 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
30520 PR rtl-optimization/39522
30521 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
30522 when reg_reloaded_valid is set.
30524 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
30526 * config/spu/divv2df3.c: New file.
30527 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
30528 (DPBIT_FUNCS): Filter out _div_df.
30530 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
30532 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
30533 a jump insn, count that jump in the distance to the loop start.
30535 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
30538 * config/sh/sh.c (calc_live_regs): Fix condition for global
30539 registers except PIC_OFFSET_TABLE_REGNUM.
30541 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
30544 * doc/invoke.texi (-mconsole): New.
30546 (-mno-cygwin): New.
30548 (-mnop-fun-dllimport): New.
30552 (sub section "i386 and x86-64 Windows Options"): New.
30554 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
30556 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
30557 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
30559 2009-03-25 Richard Guenther <rguenther@suse.de>
30561 PR middle-end/39497
30562 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
30565 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
30567 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
30568 neither of haifa/selective schedulers are working.
30570 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
30572 * doc/invoke.texi (Debugging Options): Fix description of
30573 -fno-merge-debug-strings.
30575 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
30577 * config/cris/libgcc.ver: New version-script.
30578 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
30580 * configure.ac <GAS features, nop mnemonic>: Add pattern
30581 crisv32-*-* for "nop".
30582 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
30583 * configure: Regenerate.
30585 2009-03-24 Ira Rosen <irar@il.ibm.com>
30587 PR tree-optimization/39529
30588 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
30589 mark_sym_for_renaming for the tag copied to the new vector
30592 2009-03-24 Arthur Loiret <aloiret@debian.org>
30594 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
30595 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
30596 EXTRA_SPEC_FUNCTIONS.
30597 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
30598 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
30599 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
30600 -march and -mtune options.
30602 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
30604 * config/m68k/t-rtems: Add m5329 multilib.
30606 2009-03-24 Dodji Seketeli <dodji@redhat.com>
30607 Jakub Jelinek <jakub@redhat.com>
30610 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
30613 2009-03-23 Jakub Jelinek <jakub@redhat.com>
30616 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
30617 instead of c_parser_expression_conv, if original_code isn't one of the
30618 4 allowed comparison codes, fail.
30620 2009-03-23 Richard Guenther <rguenther@suse.de>
30622 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
30623 * tree.h (struct tree_type): Likewise.
30624 * reload.h (struct insn_chain): Likewise.
30625 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
30626 * function.h (struct function): Likewise.
30627 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
30629 2009-03-23 Jakub Jelinek <jakub@redhat.com>
30631 PR tree-optimization/39516
30632 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
30634 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
30636 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
30637 should be set true if BITS_PER_WORD of target is bigger than 32
30639 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
30641 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
30642 Translate -B-options to -rpath-link. Correct existing
30643 rpath-link and conditionalize on !nostdlib.
30645 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
30647 * doc/extend.texi (Function Attributes, Variable Attributes):
30649 * doc/invoke.texi (Debugging Options, Optimize Options)
30650 (i386 and x86-64 Options, MCore Options): Likewise.
30652 2009-03-20 Jakub Jelinek <jakub@redhat.com>
30655 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
30656 it for block local namespace aliases.
30657 (gen_decl_die): Pass context_die to gen_namespace_die.
30659 2009-03-19 Jakub Jelinek <jakub@redhat.com>
30662 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
30663 minimum or maximum value.
30665 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
30667 * reginfo.c (globalize_reg): Recompute derived reg sets.
30669 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
30672 * libgcc2.c (mprotect): Do not use signed arguments for
30673 VirtualProtect, use DWORD arguments. Also fix the 'may
30674 be used uninitialized' warning for the np variable.
30676 2009-03-19 Jakub Jelinek <jakub@redhat.com>
30679 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
30680 functions using regparm calling conventions when not optimizing.
30681 (ix86_function_sseregparm): Similarly for sseregparm calling
30684 2009-03-19 Li Feng <nemokingdom@gmail.com>
30686 PR middle-end/39500
30687 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
30688 dependence if the first conflict is after niter iterations.
30690 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
30692 PR middle-end/38609
30693 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
30694 functions with dynamic stack-pointer adjustments.
30696 2009-03-19 Ben Elliston <bje@au.ibm.com>
30698 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
30699 option; change to -msdata=data.
30701 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
30703 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
30706 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
30709 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
30711 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
30713 * doc/invoke.texi (Code Gen Options): Expand discussion of
30716 2009-03-18 Jakub Jelinek <jakub@redhat.com>
30718 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
30719 * matrix-reorg.c (struct matrix_info): Likewise.
30720 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
30721 * rtl.h (struct mem_attrs): Likewise.
30722 * df.h (struct df): Likewise.
30723 * tree-data-ref.h (struct data_dependence_relation): Likewise.
30724 * ira-int.h (struct ira_allocno): Likewise.
30725 * df-scan.c (struct df_collection_rec): Likewise.
30726 * ira.c (struct equivalence): Likewise.
30727 * function.c (struct temp_slot): Likewise.
30728 * cfgloop.h (struct loop): Likewise.
30731 * function.c (use_register_for_decl): When not optimizing, disregard
30732 register keyword for variables with types containing methods.
30734 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
30736 PR middle-end/39447
30737 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
30738 (is_simple_operand): Call contains_component_ref_p before calling data
30739 reference analysis that would fail on COMPONENT_REFs.
30741 * tree-vrp.c (search_for_addr_array): Fix formatting.
30743 2009-03-18 Richard Guenther <rguenther@suse.de>
30745 * tree-vect-transform.c (vect_loop_versioning): Fold the
30746 generated comparisons.
30747 * tree-vectorizer.c (set_prologue_iterations): Likewise.
30748 (slpeel_tree_peel_loop_to_edge): Likewise.
30750 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
30752 PR middle-end/37805
30753 * opts.c (print_specific_help): In addition to `undocumented',
30754 accept `separate' and `joined' flags if passed alone. Describe
30755 output by the first matched one of those.
30756 (common_handle_option): Skip over empty strings.
30757 * gcc.c (display_help): Fix help string for `--help='.
30758 * doc/invoke.texi (Option Summary, Overall Options): With
30759 `--help=', classes and qualifiers can both be repeated, but
30760 only the latter can be negated. One should not pass only
30761 negated qualifiers. Fix markup and examples.
30764 2008-10-14 Jakub Jelinek <jakub@redhat.com>
30765 PR middle-end/37805
30766 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
30767 and -fhelp=separate.
30769 2009-03-17 Jing Yu <jingyu@google.com>
30771 PR middle-end/39378
30772 * function.h (struct rtl_data): Move is_thunk from here...
30773 (struct function): ...to here.
30774 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
30775 * varasm.c (assemble_start_function): Change is_thunk from crtl to
30777 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
30779 (alpha_does_function_need_gp, alpha_start_function): Likewise.
30780 (alpha_output_function_end_prologue): Likewise.
30781 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
30782 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
30783 (rs6000_output_function_epilogue): Likewise.
30784 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
30786 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
30789 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
30790 from different units in a single alternative.
30791 (*truncdfsf_i387): Ditto.
30792 (*truncxfsf2_mixed): Ditto.
30793 (*truncxfdf2_mixed): Ditto.
30795 2009-03-17 Jakub Jelinek <jakub@redhat.com>
30797 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
30798 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
30801 * tree-ssa-live.c (remove_unused_locals): Don't remove local
30802 unused non-artificial variables when not optimizing.
30805 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
30806 DW_TAG_imported_module even if decl is IMPORTED_DECL with
30807 NAMESPACE_DECL in its DECL_INITIAL.
30809 PR middle-end/39443
30810 * optabs.c (set_user_assembler_libfunc): New function.
30811 * expr.h (set_user_assembler_libfunc): New prototype.
30812 * c-common.c: Include libfuncs.h.
30813 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
30814 for memcmp, memset, memcpy, memmove and abort.
30815 * Makefile.in (c-common.o): Depend on libfuncs.h.
30818 * dwarf2out.c (gen_inlined_enumeration_type_die,
30819 gen_inlined_structure_type_die, gen_inlined_union_type_die,
30820 gen_tagged_type_instantiation_die): Removed.
30821 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
30824 2009-03-17 Janis Johnson <janis187@us.ibm.com>
30827 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
30829 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
30830 (check-parallel-%): Ditto.
30831 (check-consistency): Ditto.
30833 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
30835 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
30836 local variable rhs by NULL_TREE.
30838 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
30841 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
30843 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
30846 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
30848 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
30851 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
30852 for ms->sysv ABI calls only in 64bit mode.
30854 * config/i386/i386.md (untyped_call): Support 32bit.
30856 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
30858 * doc/extend.texi: Replace x86_65 with x86_64.
30860 2009-03-16 Jakub Jelinek <jakub@redhat.com>
30862 PR tree-optimization/39455
30863 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
30864 mismatches for POINTER_TYPE_P (type).
30865 (number_of_iterations_le): Likewise.
30867 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
30869 * config/picochip/picochip.c: Removed profiling support.
30870 * config/picochip/picochip.md: Removed profiling instruction.
30871 * config/picochip/picochip.h: Removed profiling builtin.
30873 2009-03-16 Joseph Myers <joseph@codesourcery.com>
30875 * doc/install.texi (--with-host-libstdcxx): Document.
30877 2009-03-14 Anatoly Sokolov <aesok@post.ru>
30880 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
30881 generate a warning if the function name does not begin with
30882 "__vector" and the function has either the 'signal' or 'interrupt'
30883 attribute, from here to ...
30884 (avr_declare_function_name): ...here. New function.
30885 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
30886 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
30888 2009-03-14 Jakub Jelinek <jakub@redhat.com>
30891 * cse.c (fold_rtx): Don't modify original const_arg1 when
30892 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
30893 separate variable instead.
30894 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
30895 from out of range shift counts.
30896 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
30898 2009-03-13 Catherine Moore <clm@codesourcery.com>
30900 * config/i386/x-mingw32 (host-mingw32.o): Replace
30901 diagnostic.h with $(DIAGNOSTIC_H).
30903 2009-03-12 Jakub Jelinek <jakub@redhat.com>
30906 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
30908 * config/i386/sync.md (sync_compare_and_swap<mode>,
30909 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
30910 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
30912 (sync_double_compare_and_swapdi_pic,
30913 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
30914 cmpxchg8b_pic_memory_operand instead of just memory_operand.
30916 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
30919 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
30921 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
30924 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
30925 (avx_addsubv4df3): Likewise.
30926 (*avx_addsubv4sf3): Likewise.
30927 (sse3_addsubv4sf3): Likewise.
30929 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
30932 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
30934 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
30937 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
30938 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
30939 registers for allocnos created from user-defined variables.
30941 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
30944 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
30945 of non-integer mode as well.
30947 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
30949 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
30950 for functions for which the parameter types are unknown.
30952 2009-03-11 Jakub Jelinek <jakub@redhat.com>
30955 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
30956 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
30957 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
30958 * config/i386/i386.c (ix86_local_alignment): For
30959 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
30960 long long variables on the stack to avoid dynamic realignment.
30961 Allow the first argument to be a decl rather than type.
30962 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
30964 2009-03-11 Nick Clifton <nickc@redhat.com>
30967 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
30969 Add description to mno-lsim option.
30970 * config/mcore/mcore.h: Remove comment about deprecated m4align
30972 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
30973 * doc/invoke.texi: Add description of mno-lsim and
30974 mstack-increment options.
30976 * config/fr30/fr30.opt: Document the -mno-lsim option.
30977 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
30978 and -mno-lsim options.
30980 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
30982 * fold-const.c (fold_comparison): Only call fold_inf_compare
30983 if the mode supports infinities.
30985 2009-03-11 Jason Merrill <jason@redhat.com>
30988 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
30989 end already did. Notice GIMPLE_CALL modifications of the result.
30990 Don't copy debug information from an ignored decl or a decl from
30993 2009-03-10 Richard Guenther <rguenther@suse.de>
30994 Nathan Froyd <froydnj@codesourcery.com>
30996 PR middle-end/37850
30997 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
30998 (__divMODE3): Likewise.
31000 2009-03-09 Jakub Jelinek <jakub@redhat.com>
31002 PR tree-optimization/39394
31003 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
31004 DECL_SIZE_UNIT of variable length FIELD_DECLs.
31006 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
31008 * recog.c (verfiy_changes): Disallow renaming of hard regs in
31009 inline asms for register asm ("") declarations.
31011 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
31013 * fold-const.c (fold_unary): Fix comment.
31015 2009-03-07 Jan Hubicka <jh@suse.cz>
31018 * tree-inline.c (setup_one_parameter): Do replacement of const
31019 argument by constant in SSA form.
31021 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
31023 PR middle-end/38028
31024 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
31025 determine alignment passed to assign_stack_local.
31026 (assign_parms_unsplit_complex): Likewise.
31027 * except.c (sjlj_build_landing_pads): Likewise.
31029 2009-03-06 Jakub Jelinek <jakub@redhat.com>
31031 PR middle-end/39360
31032 * tree-flow.h (add_referenced_var): Return bool instead of void.
31033 * tree-dfa.c (add_referenced_var): Return result of
31034 referenced_var_check_and_insert call.
31035 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
31036 of referenced_var_check_and_insert.
31039 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
31040 (gen_variable_die): Emit DW_AT_location on abstract static variable's
31041 DIE, don't emit it if abstract origin already has it.
31042 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
31043 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
31045 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
31047 * genpreds.c (needs_variable): Fix parentheses at variable name
31049 (write_tm_constrs_h): Indent generated code.
31051 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
31053 * doc/extend.texi (Function Attributes): Add documentation
31054 for isr attributes.
31056 2009-03-06 Jakub Jelinek <jakub@redhat.com>
31059 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
31060 take locus from its DECL_SOURCE_LOCATION instead of input_location.
31062 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
31064 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
31067 2009-03-05 Jakub Jelinek <jakub@redhat.com>
31070 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
31071 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
31073 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
31075 * config/i386/i386.md (R8_REG, R9_REG): New constants.
31076 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
31077 constants instead of magic numbers.
31078 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
31080 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
31081 (x86_64_ms_abi_int_parameter_registers): Ditto.
31082 (x86_64_int_return_registers): Ditto.
31083 (ix86_maybe_switch_abi): Ditto.
31084 (ix86_expand_call): Ditto for clobbered_registers array.
31085 (ix86_hard_regno_mode_ok): Ditto.
31086 (x86_extended_QIreg_mentioned_p): Ditto.
31088 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
31090 PR tree-optimization/39349
31091 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
31093 * combine.c (gen_lowpart_for_combine): Use omode when generating
31096 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
31098 PR rtl-optimization/39235
31099 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
31101 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
31103 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
31105 2009-03-04 Richard Guenther <rguenther@suse.de>
31107 PR tree-optimization/39362
31108 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
31109 that occur in abnormal PHIs should be varying.
31111 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
31113 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
31115 (simple_iv): Take loop as an argument instead of statement.
31116 * tree-scalar-evolution.h (simple_iv): Declaration changed.
31117 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
31119 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
31121 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
31122 * matrix-reorg.c (analyze_transpose): Ditto.
31123 * tree-data-ref.c (dr_analyze_innermost): Ditto.
31124 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
31125 * tree-predcom.c (ref_at_iteration): Ditto.
31126 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
31128 2009-03-04 Richard Guenther <rguenther@suse.de>
31130 PR tree-optimization/39358
31131 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
31132 escaped_id and callused_id.
31133 (solve_graph): Likewise.
31135 2009-03-04 Richard Guenther <rguenther@suse.de>
31137 PR tree-optimization/39339
31138 * tree-sra.c (try_instantiate_multiple_fields): Make it
31139 no longer ICE on the above.
31141 2009-03-03 Joseph Myers <joseph@codesourcery.com>
31143 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
31144 that fits within Pmode.
31146 2009-03-03 Steve Ellcey <sje@cup.hp.com>
31148 PR middle-end/10109
31149 * tm.texi (LIBCALL_VALUE): Update description.
31151 2009-03-03 Steve Ellcey <sje@cup.hp.com>
31153 PR middle-end/34443
31154 * doc/extend.texi (section): Update description.
31156 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
31158 PR middle-end/39345
31159 * tree-inline.c (remapped_type): New.
31160 (can_be_nonlocal): Call remapped_type instead of remap_type.
31162 2009-03-03 Jakub Jelinek <jakub@redhat.com>
31165 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
31166 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
31168 2009-03-03 Richard Guenther <rguenther@suse.de>
31170 PR middle-end/39272
31171 * tree.c (tree_nonartificial_location): New function.
31172 * tree.h (tree_nonartificial_location): Declare.
31173 * builtins.c (expand_builtin_memory_chk): Provide location
31174 of the call location for artificial function pieces.
31175 (maybe_emit_chk_warning): Likewise.
31176 (maybe_emit_sprintf_chk_warning): Likewise.
31177 (maybe_emit_free_warning): Likewise.
31178 * expr.c (expand_expr_real_1): Likewise.
31180 2009-03-03 Jakub Jelinek <jakub@redhat.com>
31182 PR tree-optimization/39343
31183 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
31184 COMPONENT_REF t has ARRAY_TYPE.
31186 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
31188 PR middle-end/39335
31189 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
31190 when the type precision of the induction variable should be
31191 larger than the type precision of nit.
31192 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
31193 * graphite.c (graphite_loop_normal_form): Same.
31194 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
31196 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
31198 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
31199 (*call_1_rex64_ms_sysv): Use named constants instead of magic
31200 numbers to describe clobbered registers.
31201 (*call_value_0_rex64_ms_sysv): Ditto.
31202 * config/i386/mmx.md (mmx_emms): Ditto.
31203 (mmx_femms): Ditto.
31205 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
31207 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
31210 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
31212 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
31213 (spu_section_type_flags): New function.
31215 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
31217 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
31218 reg_class_contents of FLOAT_REGS into a temporary.
31220 2009-03-02 Richard Guenther <rguenther@suse.de>
31221 Ira Rosen <irar@il.ibm.com>
31223 PR tree-optimization/39318
31224 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
31225 information to the vectorized statement.
31227 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
31229 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
31230 variable. Use defined names instead of magic constants for REX SSE
31233 2009-03-01 Richard Guenther <rguenther@suse.de>
31235 PR tree-optimization/39331
31236 * omp-low.c (lower_send_shared_vars): Do not receive new
31237 values for the reference of DECL_BY_REFERENCE parms or results.
31239 2009-03-01 Jan Hubicka <jh@suse.cz>
31242 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
31243 BLOCK_NONLOCALIZED_VAR): New macros.
31244 (tree_block): Add nonlocalized_vars.
31245 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
31246 gen_decl_die): Add origin argument. Allow generation of die with
31247 origin at hand only.
31248 (gen_member_die, gen_type_die_with_usage, force_decl_die,
31249 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
31251 (gen_block_die): Fix checking for unused blocks.
31252 (process_scope_var): Break out from .... ; work with origins only.
31253 (decls_for_scope) ... here; process nonlocalized list.
31254 (dwarf2out_ignore_block): Look for nonlocalized vars.
31255 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
31257 (dump_scope_block): Dump them.
31258 * tree-inline.c (remap_decls): Handle nonlocalized vars.
31259 (remap_block): Likewise.
31260 (can_be_nonlocal): New predicate.
31261 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
31263 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
31265 * configure: Regenerate.
31267 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
31269 * optc-gen.awk: No need to duplicate option flags twice.
31270 Reuse help texts for duplicate options which do not have any.
31272 * gcc.c (display_help): Document --version.
31274 * gcc.c (main): If print_help_list and verbose_flag, ensure
31275 driver output comes before subprocess output.
31277 * optc-gen.awk: Assign all remaining fields to help string,
31278 space-separated, for multi-line help in *.opt.
31280 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
31281 -Wno-pedantic-ms-format is for MinGW targets only.
31283 * doc/options.texi (Option file format): Fix bad indentation,
31284 restoring dropped sentence.
31286 2009-02-28 Jan Hubicka <jh@suse.cz>
31288 * tree-inline.c (tree_function_versioning): Output debug info.
31290 2009-02-28 Jan Hubicka <jh@suse.cz>
31293 * tree-inline.c (setup_one_parameter): Do not copy propagate
31294 arguments when not optimizing.
31296 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
31299 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
31300 (avx_addsubv4df3): Likewise.
31301 (*avx_addsubv4sf3): Likewise.
31302 (sse3_addsubv4sf3): Likewise.
31303 (*avx_addsubv2df3): Likewise.
31304 (sse3_addsubv2df3): Likewise.
31305 (avx_unpckhps256): Correct item selectors.
31306 (avx_unpcklps256): Likewise.
31307 (avx_unpckhpd256): Likewise.
31308 (avx_unpcklpd256): Likewise.
31310 2009-02-28 Jan Hubicka <jh@suse.cz>
31312 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
31314 (copy_arguments_for_versioning): If var is declared don't declare it.
31315 (tree_function_versioning): First setup substitutions and then copy
31318 2009-02-27 Jan Hubicka <jh@suse.cz>
31321 * cgraph.h (varpool_output_debug_info): Remove.
31322 * cgraphunit.c (varpool_output_debug_info): Remove.
31323 * dwarf2out.c (deferred_locations_struct): New struct
31324 (deferred_locations): New type.
31325 (deferred_locations_list): New static var.
31326 (deffer_location): New function.
31327 (gen_variable_die): Use it.
31328 (decls_for_scope): Output info on local static vars.
31329 (dwarf2out_finish): Process deferred locations.
31330 * varpool.c (varpool_output_debug_info): Remove.
31332 2009-02-27 Jan Hubicka <jh@suse.cz>
31335 * tree.h (TREE_PROTECTED): Fix comment.
31336 (BLOCK_HANDLER_BLOCK): Remove.
31337 (struct tree_block): Remove handler_block add body_block.
31338 (inlined_function_outer_scope_p): New.
31339 (is_body_block): Remove.
31340 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
31341 * dwarf2out.c (is_inlined_entry_point): Remove.
31342 (add_high_low_attributes): Use inlined_function_outer_scope_p.
31343 (gen_block_die): Use is_inlined_entry_point check. Remove body block
31345 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
31346 * gimplify.c (gimplify_expr): Gimplify body blocks.
31347 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
31348 block with multiple subblocks.
31349 (dump_scope_block): Prettier output; dump more flags and info.
31350 (dump_scope_blocks): New.
31351 (remove_unused_locals): Use dump_scope_blocks.
31352 * tree-flow.h (dump_scope_blocks): Declare.
31353 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
31354 * stmt.c (is_body_block): Remove.
31355 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
31356 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
31358 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
31360 PR middle-end/39308
31361 * graphite.c (graphite_loop_normal_form): Do not call
31362 number_of_iterations_exit from a gcc_assert.
31364 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
31366 * config/s390/s390.c (s390_swap_cmp): Look for conditional
31367 jumps if COND is NULL.
31368 (find_cond_jump): New function.
31369 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
31370 * config/s390/s390.md: Remove z10_cobra attribute value.
31372 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
31374 * config/alpha/alpha.h (alpha_expand_mov): Return false if
31375 force_const_mem returns NULL_RTX.
31377 2009-02-26 Jan Hubicka <jh@suse.cz>
31380 * cgraph.h (varpool_output_debug_info): Remove.
31381 * cgraphunit.c (varpool_output_debug_info): Remove.
31382 * dwarf2out.c (deferred_locations_struct): New struct
31383 (deferred_locations): New type.
31384 (deferred_locations_list): New static var.
31385 (deffer_location): New function.
31386 (gen_variable_die): Use it.
31387 (decls_for_scope): Output info on local static vars.
31388 (dwarf2out_finish): Process deferred locations.
31389 * varpool.c (varpool_output_debug_info): Remove.
31391 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
31393 PR rtl-optimization/39241
31394 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
31395 to subreg_offset_representable_p.
31397 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
31399 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
31400 execute function prototype. Get f and nregs from max_reg_num
31401 and get_insns. Remove the first backward pass as it's dead,
31402 guard the forward pass by flag_expensive_optimizations.
31403 (rest_of_handle_regmove): Delete.
31404 (pass_regmove): Replace it with regmove_optimize.
31406 2009-02-25 Martin Jambor <mjambor@suse.cz>
31408 PR tree-optimization/39259
31409 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
31410 calls_alloca function flags.
31411 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
31412 calls are detected.
31414 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
31416 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
31417 flags_set_1_rtx, flags_set_1_set): Delete.
31418 (regmove_optimize): Do not call mark_flags_life_zones.
31420 2009-02-24 Julian Brown <julian@codesourcery.com>
31423 * config/arm/arm.c (require_pic_register): Only set
31424 cfun->machine->pic_reg once per function.
31426 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
31428 * doc/invoke.texi (Link Options): Document an easier way to pass
31429 options that take arguments to the GNU linker using -Xlinker and -Wl.
31431 2009-02-24 Steve Ellcey <sje@cup.hp.com>
31434 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
31436 2009-02-24 Richard Guenther <rguenther@suse.de>
31439 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
31441 2009-02-24 Richard Guenther <rguenther@suse.de>
31442 Zdenek Dvorak <ook@ucw.cz>
31444 PR tree-optimization/39233
31445 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
31446 from converting them to a generic type.
31448 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
31450 PR tree-optimization/39260
31451 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
31452 contains a condition with a real type.
31453 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
31455 2009-02-23 Jason Merrill <jason@redhat.com>
31458 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
31459 narrowing_initializer_constant_valid_p.
31460 (narrowing_initializer_constant_valid_p): Don't return
31461 null_pointer_node for adding a pointer to itself.
31463 2009-02-23 Jan Hubicka <jh@suse.cz>
31466 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
31469 2009-02-23 Jan Hubicka <jh@suse.cz>
31471 PR tree-optimization/37709
31472 * tree.c (block_ultimate_origin): Move here from dwarf2out.
31473 * tree.h (block_ultimate_origin): Declare.
31474 * dwarf2out.c (block_ultimate_origin): Move to tree.c
31475 * tree-ssa-live.c (remove_unused_scope_block_p):
31476 Eliminate blocks containig no instructions nor live variables nor
31478 (dump_scope_block): New function.
31479 (remove_unused_locals): Enable removal of dead blocks by default;
31480 enable dumping at TDF_DETAILS.
31482 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
31484 * config/i386/i386.c (classify_argument): Don't allow COImode
31486 (function_arg_advance_32): Don't allow OImode.
31487 (function_arg_32): Likewise.
31488 (function_value_32): Likewise.
31489 (return_in_memory_32): Likewise.
31490 (function_arg_64): Remove OImode comment.
31492 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
31495 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
31496 ix86_expand_vector_set for V4DImode in 64bit mode only.
31497 (ix86_expand_vector_init_one_var): Likewise.
31499 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
31501 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
31503 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
31506 * loop-iv.c: Revert last change.
31507 * emit-rtl.c: Likewise.
31509 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
31512 * config/i386/i386.c (type_natural_mode): Remove an extra
31513 space in the warning message.
31514 (function_value_32): Handle 32-byte vector modes.
31515 (return_in_memory_32): Likewise.
31517 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
31519 * loop-iv.c (truncate_value): New function.
31520 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
31522 (lowpart_subreg): Move to...
31523 * emit-rtl.c: ...here.
31525 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
31527 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
31528 accidental and undocumented change at revision 140860.
31530 2009-02-21 Joseph Myers <joseph@codesourcery.com>
31532 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
31533 take gimple_seq * arguments.
31534 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
31535 types_compatible_p langhook.
31537 2009-02-20 Mark Mitchell <mark@codesourcery.com>
31538 Joseph Myers <joseph@codesourcery.com>
31540 * config/arm/arm.c (arm_builtin_va_list): New function.
31541 (arm_expand_builtin_va_start): Likewise.
31542 (arm_gimplify_va_arg_expr): Likewise.
31543 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
31544 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
31545 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
31546 (va_list_type): New variable.
31547 (arm_mangle_type): Mangle va_list_type appropriately.
31549 2009-02-20 Jakub Jelinek <jakub@redhat.com>
31551 PR middle-end/39157
31552 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
31553 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
31554 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
31555 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
31556 parameter to 1000 for -O1 by default.
31557 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
31559 * loop-invariant.c: Include params.h.
31560 (move_loop_invariants): Don't call move_single_loop_invariants on
31563 2009-02-20 Jaka Mocnik <jaka@xlab.si>
31565 * calls.c (emit_library_call_value_1): Use slot_offset instead of
31566 offset when calculating bounds for indexing stack_usage_map. Fixes
31567 a buffer overflow with certain target setups.
31569 2009-02-20 Jakub Jelinek <jakub@redhat.com>
31572 * calls.c (expand_call): Clear try_tail_call if caller and callee
31573 disagree in promotion of function return value.
31575 2009-02-19 Jakub Jelinek <jakub@redhat.com>
31578 * c-common.c (c_determine_visibility): If visibility changed and
31579 DECL_RTL has been already set, call make_decl_rtl to update symbol
31582 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
31585 * varasm.c (assemble_variable): Don't check DECL_NAME when
31586 globalizing a variable.
31588 2009-02-19 Joseph Myers <joseph@codesourcery.com>
31591 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
31592 expression before any __builtin_trap call.
31593 * c-typeck.c (build_function_call): Convert and check function
31594 arguments before generating a call to a trap. Evaluate the
31595 function arguments before the trap.
31597 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
31600 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
31601 (UNSPEC_FXAM_MEM): New unspec.
31602 (fxam<mode>2_i387_with_temp): New insn and split pattern.
31603 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
31604 memory using fxam<mode>2_i387_with_temp to remove excess precision.
31606 2009-02-19 Richard Guenther <rguenther@suse.de>
31608 PR tree-optimization/39207
31609 PR tree-optimization/39074
31610 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
31611 storedanything_tree): New.
31612 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
31613 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
31614 (build_succ_graph): Add edges from STOREDANYTHING to all
31616 (init_base_vars): Initialize STOREDANYTHING.
31617 (compute_points_to_sets): Free substitution info after
31618 building the succ graph.
31619 (ipa_pta_execute): Likewise.
31621 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
31623 (do_ds_constraint): Do not add to special var or non-pointer
31625 (type_could_have_pointers): Split out from ...
31626 (could_have_pointers): ... here. For arrays use the element type.
31627 (create_variable_info_for): Initialize may_have_pointers.
31628 (new_var_info): Likewise.
31629 (handle_lhs_call): Make the HEAP variable unknown-sized.
31630 (intra_create_variable_infos): Use a type with pointers for
31631 PARM_NOALIAS, make it unknown-sized.
31633 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
31636 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
31638 2009-02-18 Jason Merrill <jason@redhat.com>
31641 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
31642 value if DECL_EXTERNAL.
31643 * tree-sra.c (sra_walk_gimple_assign): Likewise.
31644 * target.h (gcc_target::binds_local_p): Clarify "module".
31645 * tree.h (TREE_PUBLIC): Clarify "module".
31647 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
31650 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
31651 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
31653 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
31656 * c.opt (Wabi): Support C and ObjC.
31659 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
31661 * config/i386/i386.c (classify_argument): Warn once about the ABI
31662 change when passing union with long double.
31664 * doc/invoke.texi: Update -Wabi for warning psABI changes.
31666 2009-02-18 Joseph Myers <joseph@codesourcery.com>
31669 * c-parser.c (c_parser_compound_statement): Always enter and leave
31672 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
31675 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
31677 2009-02-18 Jakub Jelinek <jakub@redhat.com>
31679 PR tree-optimization/36922
31680 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
31681 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
31684 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
31686 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
31689 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
31691 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
31693 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
31695 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
31698 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
31699 Richard Sandiford <rdsandiford@googlemail.com>
31701 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
31702 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
31703 (loongson_biadd): ...this.
31705 2009-02-17 Richard Guenther <rguenther@suse.de>
31707 PR tree-optimization/39202
31708 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
31709 a var make sure to follow existing collapses.
31711 2009-02-17 Richard Guenther <rguenther@suse.de>
31713 PR middle-end/39214
31714 * langhooks.c (lhd_print_error_function): Check for NULL block.
31716 2009-02-17 Richard Guenther <rguenther@suse.de>
31718 PR tree-optimization/39204
31719 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
31722 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
31724 * config/soft-fp/double.h: Update from glibc CVS.
31726 2009-02-17 Richard Guenther <rguenther@suse.de>
31728 PR tree-optimization/39207
31729 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
31730 strict-aliasing warnings for pointers pointing to NULL.
31732 2009-02-16 Joseph Myers <joseph@codesourcery.com>
31735 * c-parser.c (c_parser_braced_init): Call pop_init_level when
31736 skipping until next close brace.
31738 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
31741 * config/i386/i386.c (ix86_expand_push): Set memory alignment
31742 to function argument boundary.
31744 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
31746 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
31747 in the lea_add. Reload eventually constraints it properly.
31748 * config/picochip/constraints.md: Remove the target constraint
31749 "b", since it is not needed anymore.
31751 2009-02-16 Jakub Jelinek <jakub@redhat.com>
31753 * gthr-dce.h: Uglify function parameter and local variable names.
31754 * gthr-gnat.h: Likewise.
31755 * gthr-mipssde.h: Likewise.
31756 * gthr-nks.h: Likewise.
31757 * gthr-posix95.h: Likewise.
31758 * gthr-posix.h: Likewise.
31759 * gthr-rtems.h: Likewise.
31760 * gthr-single.h: Likewise.
31761 * gthr-solaris.h: Likewise.
31762 * gthr-tpf.h: Likewise.
31763 * gthr-vxworks.h: Likewise.
31764 * gthr-win32.h: Likewise.
31766 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
31769 * config/i386/i386.md: Restrict the new peephole2 to move
31770 between MMX/SSE registers.
31772 2009-02-15 Richard Guenther <rguenther@suse.de>
31775 2009-02-13 Richard Guenther <rguenther@suse.de>
31777 * configure.ac: Enable LFS.
31778 * configure: Re-generate.
31779 * config.in: Likewise.
31781 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
31783 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
31784 spu_srqwbyte, spu_srqwbytebc): Define.
31785 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
31786 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
31787 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
31788 "shrqby_<mode>"): New insn-and-split patterns.
31789 * config/spu/spu.c (expand_builtin_args): Determine and return
31790 number of operands using spu_builtin_description data.
31791 (spu_expand_builtin_1): Use it.
31793 2009-02-13 Steve Ellcey <sje@cup.hp.com>
31796 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
31799 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
31802 * config/i386/i386.c (override_options): Correct warning
31803 messages for -malign-loops, -malign-jumps and -malign-functions.
31805 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
31808 * config/i386/i386.md: Restrict the new peephole2 to move
31809 between the general purpose registers.
31811 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
31814 * config/i386/i386.c (type_natural_mode): Add a new argument.
31815 Return the original mode and warn ABI change if vector size is 32byte.
31816 (function_arg_advance): Updated.
31817 (function_arg): Likewise.
31818 (ix86_function_value): Likewise.
31819 (ix86_return_in_memory): Likewise.
31820 (ix86_sol10_return_in_memory): Likewise.
31821 (ix86_gimplify_va_arg): Likewise.
31822 (function_arg_32): Don't warn ABX ABI change here.
31823 (function_arg_64): Likewise.
31825 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
31827 * loop-iv.c (implies_p): In the final case, test that operands 0
31828 of the two comparisons match.
31830 * config/bfin/bfin.c (find_prev_insn_start): New function.
31831 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
31832 (find_next_insn_start): Move.
31834 2009-02-13 Richard Guenther <rguenther@suse.de>
31836 * configure.ac: Enable LFS.
31837 * configure: Re-generate.
31838 * config.in: Likewise.
31840 2009-02-13 Joseph Myers <joseph@codesourcery.com>
31843 * c-parser.c (c_parser_parms_list_declarator): Discard pending
31844 sizes on syntax error after some arguments have been parsed.
31846 2009-02-12 Jakub Jelinek <jakub@redhat.com>
31848 * doc/invoke.texi (-fira): Remove.
31850 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
31852 * caller-save.c: Replace regclass.c with reginfo.c in comments.
31853 * recog.c: Likewise.
31856 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
31858 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
31859 (umul_ppmm): Likewise.
31860 (count_leading_zeros): Likewise.
31861 (count_trailing_zeros): Likewise.
31862 (UMUL_TIME): Likewise.
31864 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
31866 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
31867 soft-fp/t-softfp to tmake_file.
31869 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
31870 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
31871 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
31872 IA64_BUILTIN_INFQ]: New.
31873 (ia64_init_builtins): Initialize __builtin_infq,
31874 __builtin_fabsq and __builtin_copysignq if not HPUX.
31875 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
31876 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
31878 * config/ia64/lib1funcs.asm (__divtf3): Define only if
31880 (__fixtfti): Likewise.
31881 (__fixunstfti): Likewise.
31882 (__floattitf): Likewise.
31884 * config/ia64/libgcc-glibc.ver: New.
31885 * config/ia64/t-fprules-softfp: Likewise.
31886 * config/ia64/sfp-machine.h: Likewise.
31888 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
31889 (LIBGCC2_TF_CEXT): Likewise.
31890 (TF_SIZE): Likewise.
31891 (TARGET_INIT_LIBFUNCS): Likewise.
31893 * config/ia64/t-glibc (SHLINB_MAPFILES):
31894 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
31896 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
31898 * config/i386/i386.c (construct_container): Rewrite processing
31899 BLKmode with X86_64_SSE_CLASS.
31901 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
31904 * config/i386/i386.md: Replace simplify_replace_rtx with
31905 replace_rtx in the new peephole2.
31907 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
31909 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
31910 loop unrolling do not happen at -O2.
31912 2009-02-12 Michael Matz <matz@suse.de>
31914 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
31916 2009-02-12 Jakub Jelinek <jakub@redhat.com>
31918 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
31921 2009-02-12 Ben Elliston <bje@au.ibm.com>
31923 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
31924 patterns when updating the back chain. Missed in the 2009-02-10
31927 2009-02-11 Janis Johnson <janis187@us.ibm.com>
31929 * doc/extend.texi (Decimal Floating Types): Update identifier of
31930 draft TR and list of missing support.
31932 2009-02-11 Jakub Jelinek <jakub@redhat.com>
31934 PR middle-end/39154
31935 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
31936 bit to variable length decl's flags, add it also to its
31937 pointer replacement variable.
31939 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
31940 Jakub Jelinek <jakub@redhat.com>
31943 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
31944 (memory_blockage): New expander.
31945 (*memory_blockage): New insn pattern.
31946 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
31947 instead of general blockage at the end of function prologue when
31948 frame pointer is used to access red zone area. Do not emit blockage
31949 when profiling, it is emitted in generic code.
31950 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
31951 function epilogue when frame pointer is used to access red zone area.
31953 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
31956 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
31957 by arithmetic with memory operands.
31958 * config/i386/predicates.md (commutative_operator): New.
31960 2009-02-10 Janis Johnson <janis187@us.ibm.com>
31962 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
31965 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
31967 * alias.h (record_alias_subset): Declare.
31968 * alias.c (record_alias_subset): Make global.
31970 2009-02-10 Nick Clifton <nickc@redhat.com>
31972 * tree-parloops.c: Change license to GPLv3.
31973 * ipa-struct-reorg.c: Change license to GPLv3.
31974 * ipa-struct-reorg.h: Change license to GPLv3.
31976 2009-02-10 Steve Ellcey <sje@cup.hp.com>
31979 * c-decl.c (start_struct): Return NULL on error.
31981 2009-02-10 Jakub Jelinek <jakub@redhat.com>
31983 PR middle-end/39124
31984 * cfgloopmanip.c (remove_path): Call remove_bbs after
31985 cancel_loop_tree, not before it.
31988 * function.h (struct function): Add has_local_explicit_reg_vars bit.
31989 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
31990 VAR_DECLs were seen.
31991 * tree-ssa-live.c (remove_unused_locals): Recompute
31992 cfun->has_local_explicit_reg_vars.
31993 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
31994 copies or clearings if cfun->has_local_explicit_reg_vars.
31996 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
31999 * config/i386/i386.c (expand_prologue): Emit blockage at the end
32000 of function prologue when frame pointer is used to access
32003 2009-02-10 Richard Guenther <rguenther@suse.de>
32005 PR middle-end/39127
32006 * gimplify.c (gimple_regimplify_operands): Always look if
32007 we need to create a temporary.
32009 2009-02-10 Richard Guenther <rguenther@suse.de>
32011 PR tree-optimization/39132
32012 * tree-loop-distribution.c (todo): New global var.
32013 (generate_memset_zero): Trigger TODO_rebuild_alias.
32014 (tree_loop_distribution): Return todo.
32016 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
32019 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
32020 (x86_64_reg_class_name): Removed.
32021 (classify_argument): Return 0 if bytes > 32. Return 0 if the
32022 first one isn't X86_64_SSE_CLASS or any other ones aren't
32023 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
32024 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
32025 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
32026 and 3 X86_64_SSEUP_CLASS.
32027 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
32028 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
32030 2009-02-10 Ben Elliston <bje@au.ibm.com>
32032 * config/rs6000/rs6000.md (allocate_stack): Always use an update
32033 form instruction to update the stack back chain word, even if the
32034 user has disabled the generation of update instructions.
32035 (movdi_<mode>_update_stack): New.
32036 (movsi_update_stack): Likewise.
32037 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
32038 always use an update form instruction to update the stack back
32041 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
32043 PR middle-end/38953
32044 * graphite.c (if_region_set_false_region): After moving a region in
32045 the false branch of a condition, remove the empty dummy basic block.
32046 (gloog): Remove wrong fix for PR38953.
32048 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
32050 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
32051 generation due to implicit sign extension.
32053 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
32055 PR middle-end/38981
32056 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
32057 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
32059 2009-02-09 Richard Guenther <rguenther@suse.de>
32061 PR middle-end/35202
32062 * convert.c (convert_to_real): Disable (float)fn((double)x)
32063 to fnf(x) conversion if errno differences may occur and
32064 -fmath-errno is set.
32066 2009-02-07 Anatoly Sokolov <aesok@post.ru>
32068 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
32069 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
32070 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
32072 2009-02-06 Joseph Myers <joseph@codesourcery.com>
32075 * c-common.c (handle_alias_attribute): Disallow attribute for
32076 anything not a FUNCTION_DECL or VAR_DECL.
32078 2009-02-06 Janis Johnson <janis187@us.ibm.com>
32081 * real.c (do_compare): Special-case compare of zero against
32082 decimal float value.
32084 2009-02-06 Joseph Myers <joseph@codesourcery.com>
32087 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
32088 as indicating flexible array members unless the field itself is
32089 being declarared as the incomplete array.
32091 2009-02-06 Jan Hubicka <jh@suse.cz>
32093 PR tree-optimization/38844
32094 * ipa-inline.c (try_inline): Stop inlining recursion when edge
32095 is already inlined.
32097 2009-02-06 Richard Guenther <rguenther@suse.de>
32099 PR middle-end/38977
32100 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
32101 fork because we may expand it as __gcov_fork.
32103 2009-02-06 Nick Clifton <nickc@redhat.com>
32105 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
32107 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
32109 PR tree-optimization/35659
32110 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
32111 vn_phi_eq): Shortcut if hashcode does not match.
32112 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
32114 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
32115 and avoid iterative_hash_expr.
32116 (FOR_EACH_VALUE_ID_IN_SET): New.
32117 (value_id_compare): Remove.
32118 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
32119 sort expressions by value id.
32121 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
32124 * config/sh/predicates.md (general_movsrc_operand): Don't check
32125 the subreg of system registers here.
32127 2009-02-05 Jakub Jelinek <jakub@redhat.com>
32130 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
32131 on the copied decl.
32133 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
32135 PR rtl-optimization/39110
32136 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
32137 addresses, not aligned ones.
32139 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
32140 Richard Guenther <rguenther@suse.de>
32142 PR tree-optimization/39100
32143 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
32144 comment says and add edges.
32146 2009-02-05 Joseph Myers <joseph@codesourcery.com>
32149 * c-common.c (handle_tls_model_attribute): Ignore attribute for
32150 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
32152 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
32154 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
32155 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
32156 register_bb_in_sese, new_sese, free_sese): Moved.
32157 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
32158 outermost_loop_in_scop, build_scop_iteration_domain,
32159 expand_scalar_variables_ssa_name, get_vdef_before_scop,
32160 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
32161 Use loop_in_sese_p instead of loop_in_scop_p.
32162 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
32163 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
32164 (scopdet_basic_block_info): Fix bug in scop detection.
32165 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
32166 eq_loop_to_cloog_loop): Remove.
32167 (nb_loops_around_loop_in_scop, nb_loop
32168 ref_nb_loops): Moved here...
32169 * graphite.h (ref_nb_loops): ... from here.
32170 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
32171 (loop_domain_dim, loop_iteration_vector_dim): Remove.
32172 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
32174 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
32175 Hans-Peter Nilsson <hp@axis.com>
32177 PR rtl-optimization/37889
32178 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
32179 Move offset handling from PLUS to before the switch. Use new
32180 arguments when considering SYMBOL_REFs too.
32181 (rtx_addr_can_trap_p): Pass dummy offset and size.
32182 (enum may_trap_p_flags): Remove.
32183 (may_trap_p_1): Pass size from MEM_SIZE.
32185 PR rtl-optimization/38921
32186 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
32187 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
32188 * rtlanal.c (may_trap_after_code_motion_p): Delete.
32189 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
32191 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
32193 AVX Programming Reference (January, 2009)
32194 * config/i386/sse.md (*vpclmulqdq): New.
32196 2009-02-04 Jakub Jelinek <jakub@redhat.com>
32198 PR tree-optimization/38977
32199 PR gcov-profile/38292
32200 * calls.c (special_function_p): Disregard __builtin_ prefix.
32202 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
32204 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
32205 non-indexable addresses even before reload.
32207 2009-02-03 Joseph Myers <joseph@codesourcery.com>
32210 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
32211 as having variable size. Do not give an error for unnamed
32212 parameters with [*] declarators. Give a warning for type names
32213 with [*] declarators and mark them as variable size.
32214 * c-parser.c (c_parser_sizeof_expression): Do not give an error
32215 for sizeof applied to [*] type names.
32217 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
32220 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
32222 2009-02-03 Jakub Jelinek <jakub@redhat.com>
32224 * gcc.c (process_command): Update copyright notice dates.
32225 * gcov.c (print_version): Likewise.
32226 * gcov-dump.c (print_version): Likewise.
32227 * mips-tfile.c (main): Likewise.
32228 * mips-tdump.c (main): Likewise.
32230 2009-02-03 Joseph Myers <joseph@codesourcery.com>
32233 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
32234 for composite type involving a zero-length array type.
32236 2009-02-03 Jakub Jelinek <jakub@redhat.com>
32239 * function.c (match_asm_constraints_1): Skip over
32240 initial optional % in the constraint.
32242 PR inline-asm/39059
32243 * c-parser.c (c_parser_postfix_expression): If fixed point is not
32244 supported, don't accept FIXED_CSTs.
32245 * c-decl.c (finish_declspecs): Error if fixed point is not supported
32246 and _Sat is used without _Fract/_Accum. Set specs->type to
32247 integer_type_node for cts_fract/cts_accum if fixed point is not
32250 2009-02-02 Catherine Moore <clm@codesourcery.com>
32252 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
32254 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
32256 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
32257 (ABI_HAS_64BIT_SYMBOLS): Use it.
32258 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
32260 2009-02-02 Paul Brook <paul@codesourcery.com>
32262 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
32264 2009-02-02 Jakub Jelinek <jakub@redhat.com>
32266 PR inline-asm/39058
32267 * recog.h (asm_operand_ok): Add constraints argument.
32268 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
32269 recurse on matching constraint.
32270 (check_asm_operands): Pass constraints as 3rd argument to
32271 asm_operand_ok. Don't look up matching constraint here.
32272 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
32275 2009-02-02 Ben Elliston <bje@au.ibm.com>
32277 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
32278 TARGET_NARROW_VOLATILE_BITFIELD macro names.
32280 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
32282 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
32283 information. Remove some obsolete information. Reorganize.
32285 * config/pa/fptr.c: Revert license to GPL 2.
32286 * config/pa/milli64.S: Likewise.
32288 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
32291 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
32292 LIBRARY name in, instead of hard-coding it.
32293 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
32294 extra target make frag to tmake_files according to EH model.
32295 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
32296 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
32297 frags that define makefile variable EH_MODEL appropriately.
32298 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
32299 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
32300 to "-sjlj" according to type of EH configured.
32301 (LIBGCC_SONAME): Concatenate it to shared library base name.
32302 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
32303 to "_sjlj" according to type of EH configured.
32304 (LIBGCC_SONAME): Concatenate it to shared library base name.
32305 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
32306 (SHLIB_LINK): Add missing semicolon to if-else construct.
32307 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
32308 string value of "pe_dll" command-line option.
32309 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
32310 (SHLIB_SONAME): Use it when overriding t-cygming default.
32311 (SHLIB_IMPLIB): Override t-cygming default.
32312 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
32313 string value of "pe_dll" command-line option.
32315 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
32318 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
32319 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
32321 2009-01-31 Richard Guenther <rguenther@suse.de>
32323 PR tree-optimization/38937
32324 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
32325 computing the transitive closure.
32327 2009-01-30 Richard Guenther <rguenther@suse.de>
32329 PR tree-optimization/39041
32330 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
32331 Propagate variable indices only if the types match for this stmt.
32333 2009-01-30 Jakub Jelinek <jakub@redhat.com>
32336 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
32337 inline but never defined.
32339 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
32341 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
32342 (*insv_h_di_reg_extimm): New insn.
32343 (*insv_l<mode>_reg_extimm): New insn.
32345 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
32347 * config/picochip/picochip.c (flag_conserve_stack): set
32348 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
32349 fconserve-stack. Reduce call-overhead used by inliner.
32351 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
32354 * common.opt (flag_conserve_stack): Initialised to zero.
32356 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
32359 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
32360 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
32363 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
32365 * ira-color.c (allocno_reload_assign): Update comments.
32366 * regmove.c (regmove_optimize): Likewise.
32370 2009-01-29 Robert Millan <rmh@aybabtu.com>
32372 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
32373 * config/i386/kopensolaris-gnu.h: New file. Undefine
32374 `MD_UNWIND_SUPPORT'.
32375 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
32377 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
32379 PR tree-optimization/39007
32380 * tree-loop-distribution.c (generate_builtin): Use
32381 recompute_dominator to compute the immediate dominator of the
32382 basic block just after the loop.
32384 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
32386 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
32387 (ASM_OUTPUT_DWARF_PCREL): Define.
32389 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
32391 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
32392 * doc/passes.texi: Remove entries about regclass, local-alloc, and
32393 global. Modify entries about regmove and IRA.
32395 * ra-conflict.c: Remove the file.
32397 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
32399 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
32400 (pass_regclass_init): Rename to pass_reginfo_init.
32402 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
32404 * toplev.h (flag_ira): Remove.
32406 * caller-save.c (setup_save_areas): Remove flag_ira.
32408 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
32410 * global.c: Remove the file.
32412 * opts.c (decode_options): Remove flag_ira.
32414 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
32416 * regmove.c: Modify file description.
32417 (find_use_as_address, try_auto_increment): Define them only if
32418 AUTO_INC_DEC is defined.
32419 (replacement_quality, replace_in_call_usage, fixup_match_1,
32420 stable_and_no_regs_but_for_p): Remove.
32421 (reg_set_in_bb): Make it static.
32422 (regmove_optimize): Remove flag_ira and code which worked for
32425 * local-alloc.c: Remove the file.
32427 * common.opt (fira): Remove.
32429 * ira.c: Include except.h.
32430 (eliminable_regset): Move from global.c.
32431 (mark_elimination): Ditto. Remove flag_ira.
32432 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
32433 equiv_mem_modified, validate_equiv_mem_from_store,
32434 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
32435 contains_replace_regs, memref_referenced_p, memref_used_between_p,
32436 no_equiv, recorded_label_ref): Move from local-alloc.c.
32437 (update_equiv_regs): Ditto. Make it static.
32438 (print_insn_chain, print_insn_chains): Move it from global.c.
32439 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
32440 (build_insn_chain): Ditto. Make it static.
32441 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
32442 Rename to init_live_subregs.
32443 (gate_ira): Remove flag_ira.
32445 * regclass.c: Rename reginfo.c. Change file description.
32446 (FORBIDDEN_INC_DEC_CLASSES): Remove.
32447 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
32448 (init_reg_sets_1): Remove code for evaluation of
32449 reg_class_superclasses and losing_caller_save_reg_set.
32450 (init_regs): Remove init_reg_autoinc.
32451 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
32452 ok_for_base_p_nonstrict): Remove.
32453 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
32454 (pass_regclass_init): Rename to pass_reginfo_init. Modify
32455 corresponding entries.
32456 (dump_regclass, record_operand_costs, scan_one_insn,
32457 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
32458 record_address_regs, auto_inc_dec_reg_p): Remove.
32459 (gt-regclass.h): Rename to gt-reginfo.h.
32461 * rtl.h (dump_global_regs, retry_global_alloc,
32462 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
32464 * Makefile.in (RA_H): Remove.
32465 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
32466 Rename regclass.o to reginfo.o.
32467 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
32469 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
32470 (GTFILES): Rename regclass.c to reginfo.c.
32472 * passes.c (init_optimization_passes): Remove pass_local_alloc and
32473 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
32475 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
32476 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
32478 (finish_spills): Ditto. Remove code for !flag_ira.
32480 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
32482 PR middle-end/35854
32483 * doc/invoke.texi (rtl debug options): Complete rewrite.
32484 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
32486 * mode-switching.c (pass_mode_switching): Rename pass from
32487 "mode-sw" to "mode_sw".
32488 * except.c (pass_convert_to_eh_ranges): Rename pass from
32489 "eh-ranges" to "eh_ranges".
32490 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
32494 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
32495 Alexander Monakov <amonakov@ispras.ru>
32497 PR middle-end/38857
32498 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
32500 (move_exprs_to_boundary): Change return type and pass through
32501 should_move from move_op. Relax assert. Update usage ...
32502 (schedule_expr_on_boundary): ... here. Use should_move instead of
32504 (move_op_orig_expr_found): Indicate that insn was disconnected from
32506 (code_motion_process_successors): Do not call after_merge_succs
32507 callback if original expression was not found when traversing any of
32509 (code_motion_path_driver): Change return type. Update prototype.
32510 (move_op): Update comment. Add a new parameter (should_move). Update
32511 prototype. Set *should_move based on indication provided by
32512 move_op_orig_expr_found.
32514 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
32516 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
32517 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
32518 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
32519 * config/rs6000/rs6000.c (rs6000_override_options): Default
32520 avoid-indexed-addresses on for Power6, off for everything else.
32521 (avoiding_indexed_address_p): New function.
32522 (rs6000_legitimize_address): Use it.
32523 (rs6000_legitimate_address): Likewise.
32524 * config/rs6000/rs6000.md (movXX_updateX): Likewise
32526 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
32528 PR tree-optimization/38997
32529 * tree-loop-distribution.c (generate_memset_zero): Use
32530 POINTER_PLUS_EXPR for a pointer addition.
32532 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
32534 * config/s390/s390.md (bswap<mode>2): New pattern added.
32536 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
32538 * config/s390/s390.md (*tls_load_31): Added type attribute.
32540 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
32542 * config/s390/s390.md: Fix a few comments.
32544 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
32546 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
32547 (*tm<mode>_full): Fixed z10prop attribute.
32548 (*tst<mode>_extimm): Fixed z10prop attribute.
32549 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
32550 (*tstqiCCT_cconly): Fixed z10prop attribute.
32551 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
32552 (*movsi_larl): Fixed z10prop attribute.
32553 (*movsi_zarch): Fixed z10prop attribute.
32554 (*movsi_eas): Fixed z10prop attribute.
32555 (*movhi): Fixed z10prop attribute.
32556 (*movqi): Fixed z10prop attribute.
32557 (*movstrictqi): Fixed z10prop attribute.
32558 (*mov<mode>): Fixed z10prop attribute.
32559 (*movcc): Fixed z10prop attribute.
32560 (*sethighpartdi_64): Fixed z10prop attribute.
32561 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
32562 (*negdi2_sign_cc): Fixed z10prop attribute.
32563 (*negdi2_sign): Fixed z10prop attribute.
32564 (*absdi2_sign_cc): Fixed z10prop attribute.
32565 (*absdi2_sign): Fixed z10prop attribute.
32566 (*negabsdi2_sign_cc): Fixed z10prop attribute.
32567 (*negabsdi2_sign): Fixed z10prop attribute.
32568 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
32569 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
32570 (doloop_si64): Fixed z10prop attribute.
32571 (doloop_si31): Fixed z10prop attribute.
32572 (doloop_long): Fixed z10prop attribute.
32573 (indirect_jump): Fixed z10prop attribute.
32574 (nop): Fixed z10prop attribute.
32575 (main_base_64): Fixed z10prop attribute.
32576 (reload_base_64): Fixed z10prop attribute.
32578 2009-01-28 Jakub Jelinek <jakub@redhat.com>
32580 PR rtl-optimization/38740
32581 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
32583 * config/mips/mips.c (mips_reorg): Likewise.
32585 2009-01-28 Richard Guenther <rguenther@suse.de>
32587 PR tree-optimization/38926
32588 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
32589 with the correct value id to a value.
32590 (do_regular_insertion): Use the value number of edoubleprime
32591 for the value number of the expr.
32594 2008-08-21 Richard Guenther <rguenther@suse.de>
32596 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
32597 a PHI ask VN if it is already available.
32598 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
32599 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
32601 2009-01-28 Jakub Jelinek <jakub@redhat.com>
32603 PR middle-end/38934
32604 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
32605 set to varying whenever max has TREE_OVERFLOW set, similarly
32606 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
32608 2009-01-28 Richard Guenther <rguenther@suse.de>
32610 PR middle-end/38908
32611 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
32612 uninitialized aggregate uses in call arguments.
32614 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
32616 PR tree-optimization/38984
32617 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
32618 the nothing_id variable if -fno-delete-null-pointer-checks.
32620 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
32623 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
32624 (set_got_offset_rex64): Ditto.
32626 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
32629 * doc/extend.texi: Improve local variable with asm reg.
32631 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
32633 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
32634 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
32635 was not supplied then set warn_packed_bitfield_compat to the
32636 default value of 1.
32637 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
32640 2009-01-27 Richard Guenther <rguenther@suse.de>
32642 PR tree-optimization/38503
32643 * cfgexpand.c (expand_gimple_basic_block): Ignore
32644 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
32645 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
32646 variables that cannot have TBAA applied.
32647 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
32650 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
32652 PR middle-end/38969
32653 * calls.c (initialize_argument_information): Do not wrap complex
32654 arguments in SAVE_EXPR.
32656 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
32658 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
32659 (INSTALL_LIBGCC): Revert typo commit.
32661 2009-01-26 Richard Guenther <rguenther@suse.de>
32663 PR tree-optimization/38745
32664 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
32665 from special handling.
32667 2009-01-26 Richard Guenther <rguenther@suse.de>
32669 PR tree-optimization/38745
32670 * tree-ssa.c (execute_update_addresses_taken): Do not include
32671 variables that cannot possibly be a register in not_reg_needs.
32672 Do not clear TREE_ADDRESSABLE on vars that may not become
32674 * tree-ssa.c (update_alias_info_1): Include those in the set
32675 of addressable vars.
32677 2009-01-26 Richard Guenther <rguenther@suse.de>
32679 PR middle-end/38851
32680 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
32681 * tree-ssa-dse.c: Include langhooks.h
32682 (execute_simple_dse): Remove stores with zero size.
32684 2009-01-24 Jakub Jelinek <jakub@redhat.com>
32687 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
32690 2009-01-24 Julian Brown <julian@codesourcery.com>
32692 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
32693 config/arm/linux-atomic.c.
32694 * config/arm/linux-atomic.c: New.
32696 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
32698 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
32699 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
32700 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
32702 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
32705 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
32708 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
32710 PR tree-optimization/38953
32711 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
32712 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
32713 (gloog): Split the exit of the scop when the scop exit is a loop exit.
32714 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
32717 2009-01-24 Paul Brook <paul@codesourcery.com>
32719 * config/arm/neon.md (neon_type): Move to arm.md.
32720 (neon_mov<VSTRUCT>): Add neon_type attribute.
32721 * config/arm/arm.md (neon_type): Move to here.
32722 (conds): Add "unconditioal" and use as default for NEON insns.
32724 2009-01-24 Ben Elliston <bje@au.ibm.com>
32726 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
32727 void *' warning from -Wc++-compat.
32728 * Makefile.in (dominance.o-warn): Remove.
32730 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
32732 PR tree-optimization/38932
32733 * fold-const.c (fold_unary_ignore_overflow): New.
32734 * tree.h (fold_unary_ignore_overflow): Declare.
32735 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
32736 * tree-ssa-sccvn.c (visit_reference_op_load,
32737 simplify_unary_expression): Likewise.
32739 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
32741 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
32742 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
32743 regardless of their type.
32744 * c-common.c (handle_packed_attribute): Don't ignore packed on
32746 * c.opt (Wpacked-bitfield-compat): New warning option.
32747 * stor-layout.c (place_field): Warn if offset of a field changed.
32748 * doc/extend.texi (packed): Mention the ABI change.
32749 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
32750 (Warning Options): Add it to the list.
32752 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
32754 * c-opts.c (c_common_post_options): Fix a typo in comments.
32756 2009-01-22 Steve Ellcey <sje@cup.hp.com>
32758 PR middle-end/38615
32759 * gimplify.c (gimplify_init_constructor): Fix promotion of const
32760 variables to static.
32761 * doc/invoke.texi (-fmerge-all-constants): Update description.
32763 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
32766 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
32767 (*movdi_1_rex64): Use type "mmx" for alternative 5.
32769 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
32771 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
32773 (LOCAL_ALIGNMENT): Similarly.
32775 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
32776 Joseph Myers <joseph@codesourcery.com>
32778 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
32779 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
32780 * config/arm/arm-tune.md: Regenerate.
32781 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
32784 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
32786 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
32787 version number to five.
32789 2009-01-22 Dodji Seketeli <dodji@redhat.com>
32792 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
32793 * c-common.c (set_underlying_type): Likewise.
32794 (is_typedef_decl ): Likewise
32796 (set_underlying_type): Likewise.
32797 (is_typedef_type): Likewise.
32799 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
32801 PR middle-end/38587
32802 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
32805 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
32808 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
32809 (LIBGCC_SPEC): Don't define.
32810 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
32812 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
32814 PR rtl-optimization/38879
32815 * alias.c (base_alias_check): Unaligned access via AND address can
32816 alias all surrounding object types except those with sizes equal
32817 or wider than the size of unaligned access.
32819 2009-01-21 Dodji Seketeli <dodji@redhat.com>
32822 * c-decl.c (clone_underlying_type): Move this ...
32823 * c-common.c (set_underlying_type): ... here.
32824 Also, make sure the function properly sets TYPE_STUB_DECL() on
32825 the newly created typedef variant type.
32826 (is_typedef_decl ): New entry point.
32827 * tree.h: Added a new member member_types_needing_access_check to
32828 struct tree_decl_non_common.
32829 (set_underlying_type): New entry point.
32830 (is_typedef_type): Likewise.
32832 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
32834 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
32835 Check whether two instructions have memory references that
32836 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
32837 are helper functions for traversing.
32838 * alias.h (insn_alias_sets_confilict_p): New prototypes.
32839 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
32840 not to draw dependency edge for instructions with non-conflicting
32843 2009-01-20 Joseph Myers <joseph@codesourcery.com>
32846 * longlong.h: Update copyright years. Use soft-fp license notice.
32847 Sync __clz_tab declaration with glibc.
32849 2009-01-20 Steve Ellcey <sje@cup.hp.com>
32852 * doc/extend.texi (syscall_linkage): New.
32853 (version_id): Modify.
32855 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
32856 Richard Guenther <rguenther@suse.de>
32858 PR tree-optimization/38747
32859 PR tree-optimization/38748
32860 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
32861 conversion if the base address is an indirect reference and the
32862 aliasing sets could cause issues.
32864 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
32866 * common.opt (fgraphite, fgraphite-identity): Add comment for
32867 explaining why these options are not documented.
32869 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
32871 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
32872 gimple_call_lhs is NULL.
32874 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
32877 * emit-rtl.c (adjust_address_1): Make sure memref is never
32880 2009-01-20 Ben Elliston <bje@au.ibm.com>
32882 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
32883 const qualifier from arg parameter. Remove unnecessary cast to char *.
32884 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
32885 const qualifier from arg 2.
32887 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
32889 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
32891 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
32894 * rtl.h (reinit_regs): New prototype.
32895 * regclass.c: Include ira.h.
32896 (reinit_regs): New.
32897 * Makefile.in (regclass.o): Add ira.h.
32898 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
32900 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
32903 * c-common.c (handle_aligned_attribute): Use
32904 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
32905 default alignment value.
32907 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
32909 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
32910 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
32912 * doc/extend.texi: Update __attribute__ ((aligned)). Document
32913 __BIGGEST_ALIGNMENT__.
32915 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
32917 2009-01-18 Richard Guenther <rguenther@suse.de>
32919 PR tree-optimization/38819
32920 * tree-flow.h (operation_could_trap_helper_p): Declare.
32921 * tree-eh.c (operation_could_trap_helper_p): Export.
32922 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
32923 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
32924 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
32925 are about to insert a possibly trapping instruction and fail
32928 2009-01-18 Andreas Schwab <schwab@suse.de>
32930 * doc/install.texi (Configuration): Remove obsolete paragraph
32931 about use of --with-gnu-ld with --with-gnu-as.
32933 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
32935 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
32936 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
32937 Follow spelling conventions.
32939 2009-01-18 Ben Elliston <bje@au.ibm.com>
32941 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
32942 C++ warning about implicit conversion from void * to struct
32944 (bitmap_obstack_free): Likewise for bitmap_element *.
32945 * Makefile.in (bitmap.o-warn): Remove.
32947 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
32949 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
32951 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
32952 Tobias Grosser <tobi.grosser@amd.com>
32954 * graphite.c (graphite_trans_scop_block): Do not block single
32957 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
32959 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
32960 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
32961 test with assertion.
32963 2009-01-16 Richard Guenther <rguenther@suse.de>
32965 PR tree-optimization/38835
32966 PR middle-end/36227
32967 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
32968 and INT + PTR -> (INT)(PTR p+ INT) folding.
32969 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
32971 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
32974 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
32975 the subreg from a lowpart subreg if it is also casting the value.
32977 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
32978 Tobias Grosser <tobi.grosser@amd.com>
32980 * graphite.c (compare_prefix_loops): New.
32981 (build_scop_canonical_schedules): Rewritten.
32982 (graphite_transform_loops): Move build_scop_canonical_schedules
32983 after build_scop_iteration_domain.
32985 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
32986 Tobias Grosser <tobi.grosser@amd.com>
32988 * graphite.c (add_conditions_to_domain): Add the loops to
32989 the dimension of the iteration domain. Do copy the domain
32990 only when it exists.
32991 (build_scop_conditions_1): Do not call add_conditions_to_domain.
32992 (add_conditions_to_constraints): New.
32993 (can_generate_code_stmt, can_generate_code): Removed.
32994 (gloog): Do not call can_generate_code.
32995 (graphite_transform_loops): Call add_conditions_to_constraints
32996 after building the iteration domain.
32998 2009-01-16 Jakub Jelinek <jakub@redhat.com>
33000 PR tree-optimization/38789
33001 * tree-ssa-threadedge.c
33002 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
33003 __builtin_constant_p.
33005 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
33007 * dce.c (delete_unmarked_insns): Reversed the order that insns are
33008 examined before deleting them.
33010 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
33012 * function.c (aggregate_value_p): Correctly extract the function
33013 type from CALL_EXPR_FN lookup.
33015 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
33017 * config/picochip/picochip.c (picochip_override_options): Revert
33018 CFI asm flag disable commited previously.
33020 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
33021 Tobias Grosser <tobi.grosser@amd.com>
33022 Jan Sjodin <jan.sjodin@amd.com>
33024 * graphite.c (scan_tree_for_params): On substractions negate
33025 all the coefficients of the term.
33026 (clast_to_gcc_expression_red): New. Handle reduction expressions
33027 of more than two operands.
33028 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
33029 (get_vdef_before_scop): Handle also the case of default definitions.
33031 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
33033 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
33034 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
33035 Also use them when walking CALL_INSN_FUNCTION_USAGE.
33037 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
33038 Joey Ye <joey.ye@intel.com>
33040 PR middle-end/37843
33041 * cfgexpand.c (expand_stack_alignment): Don't update stack
33042 boundary nor check incoming stack boundary here.
33043 (gimple_expand_cfg): Update stack boundary and check incoming
33044 stack boundary here.
33046 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
33048 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
33050 2009-01-14 Jakub Jelinek <jakub@redhat.com>
33052 PR rtl-optimization/38245
33053 * calls.c (expand_call): Add stack arguments to
33054 CALL_INSN_FUNCTION_USAGE even for pure calls (when
33055 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
33056 in regs and partially in memory or BLKmode arguments.
33057 (emit_library_call_value_1): Add stack arguments to
33058 CALL_INSN_FUNCTION_USAGE even for pure calls (when
33059 ACCUMULATE_OUTGOING_ARGS).
33060 * dce.c: Include tm_p.h.
33061 (find_call_stack_args): New function.
33062 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
33064 (mark_insn): Call find_call_stack_args for CALL_Ps.
33065 (prescan_insns_for_dce): Walk insns backwards in bb rather than
33066 forwards. Allocate and free arg_stores bitmap if needed, pass it
33067 down to deletable_insn_p, don't mark stores set in arg_stores
33068 bitmap, clear the bitmap at the beginning of each bb.
33069 * Makefile.in (dce.o): Depend on $(TM_P_H).
33071 2009-01-14 Michael Meissner <gnu@the-meissners.org>
33074 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
33075 to make sure the insn is a conditional test (bug 22599). Reformat a
33078 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
33080 PR middle-end/38431
33081 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
33082 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
33083 (gloog): Do not call cleanup_tree_cfg.
33084 (graphite_transform_loops): Call cleanup_tree_cfg after all
33085 scops have been code generated.
33087 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
33088 * doc/gty.texi (Invoking the garbage collector): Added new node
33089 and section documenting ggc_collect.
33091 2009-01-14 Richard Guenther <rguenther@suse.de>
33093 PR tree-optimization/38826
33094 PR middle-end/38477
33095 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
33096 initialization notes only if we actually emitted a warning.
33097 (intra_create_variable_infos): Add constraints for a result decl
33098 that is passed by hidden reference.
33099 (build_pred_graph): Mark all related variables non-direct on
33102 2009-01-14 Nick Clifton <nickc@redhat.com>
33104 * ira-conflicts.c: Include addresses.h for the definition of
33106 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
33107 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
33109 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
33112 * Makefile.in (ira-lives.o): Add except.h.
33114 * ira-lives.c: Include except.h.
33115 (process_bb_node_lives): Process can_throw_internal.
33117 2009-01-13 Jakub Jelinek <jakub@redhat.com>
33119 PR rtl-optimization/38774
33120 * combine.c (simplify_set): When undoing cc_use change, don't do
33121 PUT_CODE on the newly created comparison, but instead put back the
33124 2009-01-13 Joseph Myers <joseph@codesourcery.com>
33126 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
33127 values. Remove duplicate arm8 entry.
33129 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
33131 PR tree-optimization/38786
33132 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
33133 the SSA_NAME case of expand_scalar_variables_expr.
33134 Set the type of an expression to the type of its assign statement.
33135 (expand_scalar_variables_expr): Also gather the scalar computation
33136 used to index the memory access. Do not pass loop_p.
33137 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
33138 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
33139 the gimple_stmt_iterator where it inserts new code.
33140 Do not pass loop_p.
33141 (copy_bb_and_scalar_dependences): Do not pass loop_p.
33142 (translate_clast): Update call to copy_bb_and_scalar_dependences.
33144 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
33146 * graphite.h (debug_value): Removed.
33147 * graphite.c (debug_value): Removed.
33149 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
33151 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
33152 ldrd/strd with two 32-bit instructions.
33154 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
33156 * config/arm/arm.c (struct processors): Pass for speed down into
33157 cost helper functions.
33158 (const_ok_for_op): Handle COMPARE and inequality nodes.
33159 (arm_rtx_costs_1): Rewrite.
33160 (arm_size_rtx_costs): Update prototype.
33161 (arm_rtx_costs): Pass speed down to helper functions.
33162 (arm_slowmul_rtx_costs): Rework cost calculations.
33163 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
33164 (arm_9e_rtx_costs): Likewise.
33166 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
33168 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
33169 relocations of local symbols wider than UNITS_PER_WORD are not valid.
33170 (alpha_legitimize_address): Do not split local symbols wider than
33171 UNITS_PER_WORD into HIGH/LO_SUM parts.
33173 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
33176 * gcc.c (process_command): Replace call to execvp with calls
33177 to pex_one and exit.
33179 2009-01-03 Anatoly Sokolov <aesok@post.ru>
33182 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
33183 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
33184 variant for devices with 3-byte PC.
33185 (__tablejump_elpm__): New.
33187 2009-01-12 Jakub Jelinek <jakub@redhat.com>
33190 * c-parser.c (c_parser_postfix_expression): Allow `->' in
33191 offsetof member-designator, handle it as `[0].'.
33193 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
33195 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
33196 function when not using named sections on targets with named sections
33197 if branch distance is less than 262132.
33199 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
33201 * combine.c (combine_instructions): Recompute
33202 optimize_this_for_speed_p for each BB in the main combine loop.
33204 2009-01-12 Tomas Bily <tbily@suse.cz>
33207 * tree-loop-distribution.c (prop_phis): New function.
33208 (generate_builtin): Call prop_phis.
33210 2009-01-12 Jakub Jelinek <jakub@redhat.com>
33212 PR tree-optimization/38807
33213 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
33214 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
33216 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
33218 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
33219 subreg of op0 to the original op0.
33221 2009-01-11 Laurent GUERBY <laurent@guerby.net>
33223 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
33225 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
33228 * mips-tfile.c (parse_def): Fix parsing of def strings
33229 starting with digits.
33231 2009-01-10 Jakub Jelinek <jakub@redhat.com>
33234 * config/arm/arm.c (arm_is_long_call_p): Don't call
33235 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
33237 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
33239 * regrename.c (regrename_optimize): Fix dumping.
33240 (find_oldest_value_reg): Preserve REG_POINTER.
33241 (copy_hardreg_forward_1): Likewise.
33243 2009-01-09 Diego Novillo <dnovillo@google.com>
33245 * gimple.h (struct gimple_statement_base) <uid>: Document
33246 the restrictions on its use.
33247 (gimple_uid): Tidy.
33248 (gimple_set_uid): Tidy.
33250 2009-01-09 Jakub Jelinek <jakub@redhat.com>
33252 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
33253 zero guard even if align_bytes != 0 and count is smaller than
33256 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
33258 PR rtl-optimization/38495
33259 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
33260 (add_range_and_copies_from_move_list): Print all added ranges.
33261 Add ranges to memory optimized destination.
33263 2009-01-09 Jakub Jelinek <jakub@redhat.com>
33267 * config/i386/i386.c (override_options): Reject
33268 -mstringop-strategy=rep_8byte with -m32.
33269 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
33270 to 1. Do count comparison against epilogue_size_needed at compile
33271 time even when count_exp was constant forced into register. For
33272 size_needed don't jump to epilogue, instead just avoid aligning
33273 and invoke the body algorithm. If need_zero_guard, add zero guard
33274 even if count is non-zero, but smaller than size_needed + number of
33275 bytes that could be stored for alignment.
33276 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
33277 to 1. If need_zero_guard, add zero guard even if count is non-zero,
33278 but smaller than size_needed + number of bytes that could be stored
33279 for alignment. Compare size_needed with epilogue_size_needed instead
33280 of desired_align - align, don't adjust size_needed, pass
33281 epilogue_size_needed to the epilogue expanders.
33284 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
33286 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
33288 * pa.c (last_address): Change to unsigned.
33289 (update_total_code_bytes): Change argument to unsigned. Don't
33290 check if insn addresses are set.
33291 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
33292 addresses are not set.
33293 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
33295 2009-01-09 Nick Clifton <nickc@redhat.com>
33297 * config/sh/symbian.c: Replace uses of DECL_INLINE with
33298 DECL_DECLARED_INLINE_P.
33300 2009-01-09 Jakub Jelinek <jakub@redhat.com>
33302 PR middle-end/38347
33303 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
33304 GET_MODE (op0) in operand_subword_force calls.
33306 PR middle-end/38771
33307 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
33308 fold_convert arg0 operands to TREE_TYPE (op0) first.
33310 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
33312 * params.def (ira-max-conflict-table-size): Decrease default value
33315 2009-01-08 Jakub Jelinek <jakub@redhat.com>
33317 PR tree-optimization/37031
33318 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
33320 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
33321 allocate it using gc instead of heap, use VEC_quick_push instead of
33323 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
33324 instead of heap, use VEC_quick_push instead of VEC_safe_push.
33325 * tree-data-ref.h (struct access_matrix): Change matrix to gc
33326 allocated vector from heap allocated.
33327 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
33328 * tree-loop-linear.c (linear_transform_loops): Allocate nest
33329 vector only after perfect_loop_nest_depth call.
33331 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
33332 Jan Sjodin <jan.sjodin@amd.com>
33334 PR tree-optimization/38559
33335 * graphite.c (debug_value, copy_constraint,
33336 swap_constraint_variables, scale_constraint_variable, ): New.
33337 (get_lower_bound, get_upper_bound): Removed.
33338 (graphite_trans_bb_strip_mine): Clean up this code that works
33339 only for constant number of iterations. Fully copy upper and
33340 lower bound constraints, not only the constant part of them.
33341 * graphite.h (debug_value): Declared.
33343 2009-01-08 Ira Rosen <irar@il.ibm.com>
33345 PR tree-optimization/37194
33346 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
33347 Don't add the cost of cost model guard in prologue to scalar
33348 outside cost in case of known number of iterations.
33350 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
33351 Alan Modra <amodra@bigpond.net.au>
33353 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
33354 non-word-aligned REG+CONST addressing.
33356 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
33359 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
33360 free_after_compilation when outputting a thunk.
33361 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
33362 Do not call free_after_compilation here.
33364 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
33366 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
33367 (ix86_valid_target_attribute_inner_p): Ditto.
33369 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
33371 PR tree-optimization/38492
33372 PR tree-optimization/38498
33373 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
33374 * tree-chrec.h (scev_is_linear_expression): Declared.
33375 * graphite.c (graphite_cannot_represent_loop_niter): New.
33376 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
33377 (graphite_loop_normal_form): Use gcc_assert.
33378 (scan_tree_for_params): Use CASE_CONVERT.
33379 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
33380 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
33381 Use gcc_assert. Discard scops that contain unhandled cases.
33382 (build_scop_conditions): Return a boolean status for unhandled cases.
33383 (strip_mine_profitable_p): Print the loop number, not its depth.
33384 (is_interchange_valid): Pass the depth of the loop nest, don't
33385 recompute it wrongly.
33386 (graphite_trans_bb_block): Same.
33387 (graphite_trans_bb_block): Print tentative of loop blocking.
33388 (graphite_trans_scop_block): Do not print that the loop has been
33390 (graphite_transform_loops): Do not handle scops that contain condition
33393 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
33395 AVX Programming Reference (December, 2008)
33396 * config/i386/avxintrin.h (_mm256_stream_si256): New.
33397 (_mm256_stream_pd): Likewise.
33398 (_mm256_stream_ps): Likewise.
33400 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
33401 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
33402 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
33403 (bdesc_special_args): Add __builtin_ia32_movntdq256,
33404 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
33405 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
33406 (ix86_expand_special_args_builtin): Likewise.
33408 * config/i386/sse.md (AVXMODEDI): New.
33409 (avx_movnt<mode>): Likewise.
33410 (avx_movnt<mode>): Likewise.
33411 (<sse>_movnt<mode>): Remove AVX support.
33412 (sse2_movntv2di): Likewise.
33414 2009-01-07 Richard Guenther <rguenther@suse.de>
33416 PR middle-end/38751
33417 * fold-const.c (extract_muldiv): Remove obsolete comment.
33418 (fold_plusminus_mult_expr): Undo MINUS_EXPR
33419 to PLUS_EXPR canonicalization for the canonicalization.
33421 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
33423 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
33424 hosted cross-compilers generating less efficient code.
33426 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
33428 * function.h (rtl_data): Add a dbr_scheduled_p field.
33429 * reorg.c (dbr_schedule): Set it.
33430 (gate_handle_delay_slots): Check it.
33431 * config/mips/mips.c (mips_base_delayed_branch): Delete.
33432 (mips_reorg): Check flag_delayed_branch instead of
33433 mips_base_delayed_branch.
33434 (mips_override_options): Don't set mips_base_delayed_branch
33435 or flag_delayed_branch.
33437 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
33439 PR rtl-optimization/38426.
33440 * ira.c (ira): Set current_function_is_leaf earlier.
33442 2009-01-06 Jakub Jelinek <jakub@redhat.com>
33444 PR rtl-optimization/38722
33445 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
33446 too early, only set a flag and modify after last possible
33449 2009-01-06 Janis Johnson <janis187@us.ibm.com>
33452 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
33453 * real.c (decimal_single_format): Correct values of emin and emax.
33454 (decimal_double_format): Ditto.
33455 (decimal_quad_format): Ditto.
33456 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
33457 computation of DECnn_MIN and DECnn_MAX for corrected values of
33458 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
33459 __DECnn_MIN__, and adjust its computation for the corrected value
33462 2009-01-06 Jan Hubicka <jh@suse.cz>
33465 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
33467 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
33469 * doc/contrib.texi (Contributors): Slightly adjust the end note.
33470 Add Robert Clark to the list of testers.
33472 2009-01-06 Jan Hubicka <jh@suse.cz>
33473 Kai Tietz <kai.tietz@onevision.com>
33475 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
33476 * config/i386/i386.c (ix86_expand_call): Add clobbers.
33478 2009-01-06 Jan Hubicka <jh@suse.cz>
33479 Kai Tietz <kai.tietz@onevision.com>
33481 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
33483 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
33484 (ix86_nsaved_regs): Count only general purpose regs.
33485 (ix86_nsaved_sseregs): New.
33486 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
33487 to 16 for w64; compute padding and size of sse reg save area.
33488 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
33489 general purpose regs.
33490 (ix86_emit_save_sse_regs_using_mov): New.
33491 (ix86_expand_prologue): Save SSE regs if needed.
33492 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
33493 (ix86_emit_restore_sse_regs_using_mov): New.
33494 (ix86_expand_epilogue): Save SSE regs if needed.
33496 2009-01-06 Jan Hubicka <jh@suse.cz>
33497 Kai Tietz <kai.tietz@onevision.com>
33499 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
33500 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
33501 functions when accumulate outgoing args is off.
33503 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
33506 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
33507 before using pseudos_have_intersected_live_ranges_p.
33509 * ira-int.h (ira_assert): Always define.
33511 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
33513 AVX Programming Reference (December, 2008)
33514 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
33515 (_mm256_permute2_pd): Likewise.
33516 (_mm_permute2_ps): Likewise.
33517 (_mm256_permute2_ps): Likewise.
33518 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
33519 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
33521 * config/i386/i386.c (ix86_builtins): Remove
33522 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
33523 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
33524 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
33525 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
33526 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
33527 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
33528 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
33529 __builtin_ia32_vpermil2ps256.
33530 (ix86_init_mmx_sse_builtins): Updated.
33531 (ix86_expand_args_builtin): Likewise.
33533 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
33535 * pa.c (output_call): Relocate non-jump insns in the delay slot of
33536 long absolute calls when generating PA 2.0 code.
33538 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
33540 PR rtl-optimization/38583
33541 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
33543 * params.def (ira-max-conflict-table-size): New.
33545 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
33547 * ira.h (ira_conflicts_p): New external definition.
33549 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
33550 table. Report this. Return result of building.
33551 (ira_build_conflicts): Use ira_conflicts_p. Check result of
33552 building conflict table.
33554 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
33555 (ira_color): Use ira_conflicts_p.
33557 * global.c: Include ira.h.
33558 (pseudo_for_reload_consideration_p, build_insn_chain): Use
33561 * Makefile.in (global.o): Add ira.h.
33563 * ira-build.c (mark_all_loops_for_removal,
33564 propagate_some_info_from_allocno): New.
33565 (remove_unnecessary_allocnos): Call
33566 propagate_some_info_from_allocno.
33567 (remove_low_level_allocnos): New.
33568 (remove_unnecessary_regions): Add parameter. Call
33569 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
33570 parameter to remove_unnecessary_regions.
33571 (ira_build): Remove all regions but root if the conflict table was
33572 not built. Update conflict hard regs for allocnos crossing calls.
33574 * ira.c (ira_conflicts_p): New global.
33575 (ira): Define and use ira_conflicts_p.
33577 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
33578 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
33579 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
33581 2009-01-06 Ben Elliston <bje@au.ibm.com>
33583 * gengtype-lex.l (YY_NO_INPUT): Define.
33585 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
33588 * c-common.c (handle_vector_size_attribute): Also reject
33589 BOOLEAN_TYPE types.
33591 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
33593 PR tree-optimization/38492
33594 * graphite.c (rename_map_elt, debug_rename_elt,
33595 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
33596 rename_map_elt_info, eq_rename_map_elts,
33597 get_new_name_from_old_name, bb_in_sese_p): Moved around.
33598 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
33599 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
33600 (sese_build_livein_liveouts): New.
33601 (new_sese, free_sese): New.
33602 (new_scop): Call new_sese.
33603 (free_scop): Call free_sese.
33604 (rename_variables_from_edge, rename_phis_end_scop): Removed.
33605 (register_old_new_names): Renamed register_old_and_new_names.
33606 (register_scop_liveout_renames, add_loop_exit_phis,
33607 insert_loop_close_phis, struct igp,
33608 default_liveout_before_guard, add_guard_exit_phis,
33609 insert_guard_phis, copy_renames): New.
33610 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
33611 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
33612 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
33613 (scop_adjust_phis_for_liveouts): New.
33614 (gloog): Call scop_adjust_phis_for_liveouts.
33616 * graphite.h (struct sese): Documented. Added fields liveout,
33617 num_ver and livein.
33618 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
33619 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
33620 (struct scop): Added field liveout_renames.
33621 (SCOP_LIVEOUT_RENAMES): New.
33623 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
33625 PR tree-optimization/38510
33626 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
33627 (translate_clast): Call recompute_all_dominators before
33629 (gloog): Call recompute_all_dominators before graphite_verify.
33631 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
33632 Jan Sjodin <jan.sjodin@amd.com>
33634 PR tree-optimization/38500
33635 * graphite.c (create_sese_edges): Call fix_loop_structure after
33638 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
33640 * config.gcc: Add m32r*-*-rtems*.
33641 * config/m32r/rtems.h: New file.
33643 2009-01-05 Ben Elliston <bje@au.ibm.com>
33645 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
33646 (.po.pox): Likewise.
33647 (po/gcc.pot): Likewise.
33649 2009-01-04 David S. Miller <davem@davemloft.net>
33651 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
33652 (STARTING_FRAME_OFFSET): Always set to zero.
33654 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
33656 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
33657 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
33658 fixed-point types, and vectors of the same.
33660 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
33662 * config/mips/sync.md (*mb_barrier): Rename to...
33663 (*memory_barrier): ...this.
33665 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
33667 * doc/extend.texi (Function Attributes): Move @cindex after @item
33668 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
33669 and put in alphabetical order. Fix 'target' name and put in order.
33670 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
33673 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
33675 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
33676 (memory_barrier): Expand as unspec instead of unspec_volatile.
33677 Remove mem:BLK from insn operands. Use Pmode scratch register.
33678 (*memory_barrier): Define as unspec instead of unspec_volatile.
33679 Use (match_dup 0) as input operand.
33681 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
33682 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
33683 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
33684 scratch register. Remove operand 1.
33685 (*stbar): Define as unspec instead of unspec_volatile.
33686 Use (match_dup 0) as input operand, remove (const_int 8).
33687 (*membar): Define as unspec instead of unspec_volatile.
33688 Use (match_dup 0) as input operand, remove input operand 2.
33690 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
33691 (memory_barrier): Expand as unspec instead of unspec_volatile.
33692 Remove mem:BLK from insn operands. Use Pmode scratch register.
33693 (*memory_barrier): Define as unspec instead of unspec_volatile.
33694 Use (match_dup 0) as input operand.
33696 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
33697 Remove mem:BLK from insn operands. Use Pmode scratch register.
33698 Set volatile flag on operand 0.
33699 (*memory_barrier): New insn pattern.
33701 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
33703 (*memory_barrier): Use (match_dup 0) as input operand.
33705 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
33706 Remove mem:BLK from insn operands. Use Pmode scratch register.
33707 Set volatile flag on operand 0.
33708 (*mb_internal): New insn pattern.
33710 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
33712 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
33714 PR middle-end/38586
33715 * function.c (struct temp_slot): Move to the section of the file
33716 that deals with temp slots. Remove field 'address'.
33717 (temp_slot_address_table): New hash table of address -> temp slot.
33718 (struct temp_slot_address_entry): New struct, items for the table.
33719 (temp_slot_address_compute_hash, temp_slot_address_hash,
33720 temp_slot_address_eq, insert_temp_slot_address): Support functions
33722 (find_temp_slot_from_address): Rewrite to use the new hash table.
33723 (remove_unused_temp_slot_addresses): Remove addresses of temp
33724 slots that have been made available.
33725 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
33726 worker function for remove_unused_temp_slot_addresses.
33727 (assign_stack_temp_for_type): Don't clear the temp slot address list.
33728 Add the temp slot address to the address -> temp slot map.
33729 (update_temp_slot_address): Update via insert_temp_slot_address.
33730 (free_temp_slots): Call remove_unused_temp_slot_addresses.
33731 (pop_temp_slots): Likewise.
33732 (init_temp_slots): Allocate the address -> temp slot map, or empty
33733 the map if it is already allocated.
33734 (prepare_function_start): Initialize temp slot processing.
33736 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
33738 PR middle-end/38584
33739 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
33740 Calculate the size of all stack vars assuming no packing of stack
33741 vars will happen, replacing a quadratic algorithm with a linear one.
33743 2009-01-03 Jakub Jelinek <jakub@redhat.com>
33746 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
33749 2009-01-03 Diego Novillo <dnovillo@google.com>
33751 * doc/contrib.texi: Update contributions.
33753 2009-01-03 Jakub Jelinek <jakub@redhat.com>
33756 * builtins.c (fold_builtin_memory_op): Give up if either operand
33757 is volatile. Set srctype or desttype to non-qualified version
33761 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
33762 and FUNCTION_DECLs.
33764 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
33766 PR rtl-optimization/35805
33767 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
33768 problem if fast dce is able to remove any instructions.
33769 * dce.c (dce_process_block): Fix dump message.
33771 2009-01-02 Mark Mitchell <mark@codesourcery.com>
33774 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
33776 2009-01-02 Jakub Jelinek <jakub@redhat.com>
33778 PR middle-end/38690
33779 * tree-flow.h (op_code_prio, op_prio): New prototypes.
33780 * tree-pretty-print.c (op_code_prio): New function.
33781 (op_prio): No longer static. Use op_code_prio.
33782 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
33783 Use op_prio and op_code_prio to determine if () should be
33784 printed around operand(s) or not.
33786 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
33787 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
33788 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
33789 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
33790 pp_character instead of pp_string for single letter printing.
33792 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
33794 * doc/extend.texi: Fix '#pragma GCC option' typo.
33796 2009-01-02 Richard Guenther <rguenther@suse.de>
33798 * doc/install.texi (--enable-checking): Mention different
33799 default for stage1.
33800 (--enable-stage1-checking): Document.
33802 2009-01-01 Andrew Pinski <pinskia@gmail.com>
33804 PR middle-end/30142
33805 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
33806 case to be an error.
33808 2009-01-02 Ben Elliston <bje@au.ibm.com>
33810 * config/fp-bit.h (pack_d): Constify argument.
33811 * config/fp-bit.c (makenan): Constify return type. Remove casts.
33812 (isnan): Constify argument.
33814 (iszero): Likewise.
33815 (pack_d): Likewise.
33816 (_fpadd_parts): Constify return type.
33817 (_fpmul_parts): Likewise.
33818 (_fpdiv_parts): Likewise.
33820 2009-01-01 Jakub Jelinek <jakub@redhat.com>
33823 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
33824 warn about overwriting initializer with side-effects or
33825 -Woverride-init if !IMPLICIT.
33826 (output_init_element): Likewise. Pass IMPLICIT down to
33828 (process_init_element): Add IMPLICIT argument. Pass it down
33829 to output_init_element.
33830 (push_init_element, pop_init_level, set_designator): Adjust
33831 process_init_element callers.
33832 (set_nonincremental_init, set_nonincremental_init_from_string):
33833 Adjust add_pending_init callers.
33834 (output_pending_init_elements): Adjust output_init_element callers.
33835 * c-tree.h (process_init_element): Adjust prototype.
33836 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
33837 process_init_element callers.
33840 Copyright (C) 2009 Free Software Foundation, Inc.
33842 Copying and distribution of this file, with or without modification,
33843 are permitted in any medium without royalty provided the copyright
33844 notice and this notice are preserved.