1 2009-12-03 Bernd Schmidt <bernd.schmidt@analog.com>
4 * regrename.c (live_in_chains): New variable.
5 (verify_reg_tracked): New static function.
6 (scan_rtx_reg): Update live_in_chains.
7 (scan_rtx): Only promote sets in COND_EXEC to OP_INOUT if
8 we're already tracking the reg.
9 (build_def_use): Likewise. Initialize live_in_chains.
11 2009-12-03 Ken Werner <ken.werner@de.ibm.com>
13 * config/spu/spu-elf.h (STARTFILE_SPEC): Add support for gprof
15 * config/spu/spu-protos.h (spu_function_profiler): Add prototype.
16 * config/spu/spu.c (spu_function_profiler): New function.
17 * config/spu/spu.h (FUNCTION_PROFILER): Invoke
18 spu_function_profiler.
19 (NO_PROFILE_COUNTERS): Define.
20 (PROFILE_BEFORE_PROLOGUE): Likewise.
22 2009-12-03 Dave Korn <dave.korn.cygwin@gmail.com>
24 * ggc-page.c (struct free_object): Pull definition out ...
25 (struct globals): .. from here.
27 2009-12-02 Richard Guenther <rguenther@suse.de>
29 * fold-const.c (div_if_zero_remainder): Honor that sizetypes
30 are sign-extending. Simplify.
32 2009-12-02 Richard Henderson <rth@redhat.com>
35 * tree-loop-distribution.c (build_size_arg_loc): Tidy.
36 (generate_memset_zero): Convert to sizetype properly. Tidy.
38 2009-12-02 Richard Guenther <rguenther@suse.de>
40 * lto-streamer-out.c (pack_ts_decl_common_value_fields):
41 Do not pretend we have value exprs.
43 2009-12-02 Richard Guenther <rguenther@suse.de>
46 * fold-const.c (try_move_mult_to_index): Do not leak
47 domain types into the IL.
49 2009-12-02 Richard Guenther <rguenther@suse.de>
52 * tree.c (free_lang_data): Disable if not using LTO.
54 2009-12-02 Richard Guenther <rguenther@suse.de>
57 * cfgloopmanip.c (remove_path): Avoid cancelling loops
60 2009-12-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
63 * tree.h (int_or_pointer_precision): Remove.
64 * tree.c (int_or_pointer_precision): Remove.
65 (integer_pow2p): Use TYPE_PRECISION instead.
66 (tree_log2): Likewise.
67 (tree_floor_log2): Likewise.
68 (signed_or_unsigned_type_for): Likewise.
69 * fold-const.c (fit_double_type): Likewise.
70 * varasm.c (initializer_constant_valid_p): Likewise.
72 2009-12-02 Ira Rosen <irar@il.ibm.com>
74 * doc/invoke.texi (-fdump-tree-slp): Document.
75 (-ftree-vectorizer-verbose): Update.
76 (-ftree-slp-vectorize): Document.
78 2009-12-02 Nick Clifton <nickc@redhat.com>
80 * config/rx/rx.c (rx_conditional_register_usage): Do not warn if
81 no fixed registers are available for interrupt handlers. Do not
83 (MUST_SAVE_ACC_REGISTER): New macro.
84 (rx_get_stack_layout): Create a stack frame for fast interrupt
85 handlers, if necessary. Push extra registers if needed in order
86 to save the accumulator.
87 (rx_expand_prologue): Create a stack frame for fast interrupt
88 handlers, if necessary.
89 (rx_expand_builtin_mvfc): Handle the case where there is no
92 2009-12-01 Sebastian Pop <sebastian.pop@amd.com>
94 * config/i386/abmintrin.h (__lzcnt16): New.
97 * config/i386/i386-builtin-types.def (UINT16_FTYPE_UINT16): New.
98 * config/i386/i386.c (IX86_BUILTIN_CLZS): New.
99 (bdesc_special_args): Add __builtin_clzs.
100 (ix86_expand_args_builtin): Handle UINT16_FTYPE_UINT16.
102 2009-12-01 Sebastian Pop <sebastian.pop@amd.com>
104 * config/i386/abmintrin.h (_mm_popcnt_u32): New.
105 (_mm_popcnt_u64): New.
107 2009-12-01 Sebastian Pop <sebastian.pop@amd.com>
109 * config/i386/abmintrin.h: New.
110 * config/i386/i386-c.c (ix86_target_macros_internal): Defined __ABM__.
111 * config/i386/x86intrin.h: Include abmintrin.h when __ABM__ is defined.
113 2009-12-01 Uros Bizjak <ubizjak@gmail.com>
115 * config/i386/i386.md (SWI124): Rename from CRC32MODE.
116 (crc32modesuffix): Remove.
117 (crc32modeconstraint): Ditto.
118 (sse4_2_crc32<mode>): Update for renamed mode iterator. Use
119 imodesuffix instead of crc32modesuffix and <r>m instead of
122 2009-12-01 Jakub Jelinek <jakub@redhat.com>
125 * tree-cfgcleanup.c (cleanup_omp_return): Don't ICE if control_bb
126 contains no statements.
128 2009-12-01 Grigori Fursin <grigori.fursin@inria.fr>
129 Joern Rennecke <amylaar@spamcop.net>
131 * cgraphunit.c (plugin.h): Include.
132 (ipa_passes): Invoke PLUGIN_ALL_IPA_PASSES_START /
133 PLUGIN_ALL_IPA_PASSES_END at start / end of processing.
134 * gcc-plugin.h (highlev-plugin-common.h, hashtab.h): Include.
135 (enum plugin_event): Define by including plugin.def.
136 Last enumerator is now called PLUGIN_EVENT_FIRST_DYNAMIC.
137 (plugin_event_name): Change type to const char **.
138 (get_event_last, get_named_event_id, unregister_callback): Declare.
139 (register_callback): Change type of event argument to int.
140 (highlev-plugin-common.h): New file.
141 * Makefile.in (GCC_PLUGIN_H): Add highlev-plugin-common.h and
143 (tree-optimize.o passes.o): Depend on $(PLUGIN_H).
144 (PLUGIN_HEADERS): Add opts.h, $(PARAMS_H) and plugin.def.
145 (s-header-vars): New rule.
146 (install-plugin): Depend on s-header-vars. Install b-header-vars.
147 * params.c (get_num_compiler_params): New function.
148 * params.h (get_num_compiler_params): Declare.
149 * passes.c (plugin.h): Include.
150 (make_pass_instance): Invoke PLUGIN_NEW_PASS.
151 (do_per_function_toporder, pass_init_dump_file): No longer static.
152 (pass_fini_dump_file): Likewise.
153 (execute_one_pass): Likewise. Invoke PLUGIN_OVERRIDE_GATE and
154 PLUGIN_PASS_EXECUTION.
155 (execute_ipa_pass_list): Invoke PLUGIN_EARLY_GIMPLE_PASSES_START and
156 PLUGIN_EARLY_GIMPLE_PASSES_END.
157 * plugin.c (plugin_event_name_init): New array, defined by
158 including plugin.def.
159 (FMT_FOR_PLUGIN_EVENT): Update.
160 (plugin_event_name): Change type to const char ** and initialize
161 to plugin_event_name_init.
162 (event_tab, event_last, event_horizon): New variable.
163 (get_event_last): New function.
164 (plugin_callbacks_init): New array.
165 (plugin_callbacks: Change type to struct callback_info **.
166 Initialize to plugin_callbacks_init.
167 (htab_event_eq, get_named_event_id, unregister_callback): New function.
168 (invoke_plugin_va_callbacks): Likewise.
169 (register_callback): Change type of event argument to int.
170 Handle new events. Allow dynamic events.
171 (invoke_plugin_callbacks): Likewise. Return success status.
172 (plugins_active_p): Allow dynamic callbacks.
173 * plugin.def: New file.
174 * plugin.h (invoke_plugin_callbacks): Update prototype.
175 (invoke_plugin_va_callbacks): Declare.
176 * tree-optimize.c (plugin.h): Include.
177 (tree_rest_of_compilation): Invoke PLUGIN_ALL_PASSES_START and
178 PLUGIN_ALL_PASSES_END.
179 * tree-pass.h (execute_one_pass, pass_init_dump_file): Declare.
180 (pass_fini_dump_file, do_per_function_toporder): Likewise.
181 * doc/plugin.texi: Document new event types.
183 2009-12-01 Martin Jambor <mjambor@suse.cz>
185 PR tree-optimization/42237
186 * tree-sra.c (sra_ipa_modify_assign): Split gimple_reg_type assignments
187 in between references into two.
189 2009-12-01 Richard Guenther <rguenther@suse.de>
191 * tree-inline.c (copy_tree_body_r): Do not set TREE_BLOCK
192 to the block of the call when remapping a type.
194 2009-12-01 Martin Jambor <mjambor@suse.cz>
196 * cgraph.h (struct cgraph_edge): Reorder fields. Make loop_nest
198 * ipa-prop.h (struct ipa_param_call_note): Likewise.
199 * ipa-prop.c (ipa_note_param_call): Initialize note->loop_nest.
201 2009-12-01 Richard Guenther <rguenther@suse.de>
203 * final.c (rest_of_clean_state): If -fcompare-debug is
204 given dump final insns without UIDs.
205 * tree-ssa-live.c (remove_unused_scope_block_p): Remove
206 after_inlining checks.
208 2009-11-30 Chao-ying Fu <fu@mips.com>
210 * config/mips/mips-dsp.md (mips_lhx_<mode>): Use sign_extend.
212 2009-11-30 Dave Korn <dave.korn.cygwin@gmail.com>
214 * configure.ac (USE_CYGWIN_LIBSTDCXX_WRAPPERS): Define to reflect
215 status of AC_CHECK_FUNC for Cygwin DLL libstdc++ support wrappers.
216 * configure: Regenerate.
217 * config.in: Regenerate.
219 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Define list of --wrap
220 options for Cygwin DLL libstdc++ support wrappers.
221 (CXX_WRAP_SPEC_OPT): Define spec to use wrappers or not by default
222 according to defined value of USE_CYGWIN_LIBSTDCXX_WRAPPERS.
223 (CXX_WRAP_SPEC): Define entire wrapper spec in or out according to
224 whether USE_CYGWIN_LIBSTDCXX_WRAPPERS is even defined or not.
225 (LINK_SPEC): Include CXX_WRAP_SPEC.
226 * gcc/config/i386/winnt.c (wrapper_strcmp): New qsort helper function.
227 (i386_find_on_wrapper_list): Check if a function is found on the list
228 of libstdc++ wrapper options.
229 (i386_pe_file_end): If we are importing a wrapped function, also emit
230 an external declaration for the real version.
231 * config/i386/cygming.opt (muse-libstdc-wrappers): New option for
232 Cygwin targets. Update copyright year.
234 2009-11-30 Steve Ellcey <sje@cup.hp.com>
235 Jakub Jelinek <jakub@redhat.com>
237 * function.c (instantiate_virtual_regs_in_insn): Copy to new reg
240 2009-11-30 Anatoly Sokolov <aesok@post.ru>
242 * config/sh/sh.c (sh_promote_prototypes): Make static.
243 (sh_function_value, sh_libcall_value, sh_function_value_regno_p): New
245 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
246 * config/sh/sh.h: (FUNCTION_VALUE_REGNO_P): Redefine, use
247 sh_function_value_regno_p.
248 (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
249 * config/sh/sh-protos.h (sh_function_value_regno_p): Declare.
250 (sh_promote_prototypes) : Remove.
252 2009-11-30 Julian Brown <julian@codesourcery.com>
254 * config/arm/arm.h (PREFERRED_RELOAD_CLASS): Don't restrict Thumb-2
257 2009-11-30 Richard Henderson <rth@redhat.com>
259 * config/i386/i386.c (ix86_vec_interleave_v2df_operator_ok): New.
260 (bdesc_special_args): Update insn codes.
261 (avx_vpermilp_parallel): Correct range check.
262 (ix86_rtx_costs): Handle vector permutation rtx codes.
263 (struct expand_vec_perm_d): Move earlier.
264 (get_mode_wider_vector): New.
265 (expand_vec_perm_broadcast_1): New.
266 (ix86_expand_vector_init_duplicate): Use it. Tidy AVX modes.
267 (expand_vec_perm_broadcast): New.
268 (ix86_expand_vec_perm_builtin_1): Use it.
269 * config/i386/i386-protos.h: Update.
270 * config/i386/predicates.md (avx_vbroadcast_operand): New.
271 * config/i386/sse.md (AVX256MODE24P): New.
272 (ssescalarmodesuffix2s): New.
273 (avxhalfvecmode, avxscalarmode): Fill out to all modes.
274 (avxmodesuffixf2c): Add V8SI, V4DI.
275 (vec_dupv4sf): New expander.
276 (*vec_dupv4sf_avx): Add vbroadcastss alternative.
277 (*vec_set<mode>_0_avx, **vec_set<mode>_0_sse4_1): Macro-ize for
278 V4SF and V4SI. Move C alternatives to front. Add insertps and
280 (*vec_set<mode>_0_sse2): Split out from ...
281 (vec_set<mode>_0): Macro-ize for V4SF and V4SI.
282 (vec_interleave_highv2df, vec_interleave_lowv2df): Require register
283 destination; use ix86_vec_interleave_v2df_operator_ok, instead of
284 ix86_fixup_binary_operands.
285 (*avx_interleave_highv2df, avx_interleave_lowv2df): Add movddup.
286 (*sse3_interleave_highv2df, sse3_interleave_lowv2df): New.
287 (*avx_movddup, *sse3_movddup): Remove. New splitter from
288 vec_select form to vec_duplicate form.
289 (*sse2_interleave_highv2df, sse2_interleave_lowv2df): Use
290 ix86_vec_interleave_v2df_operator_ok.
291 (avx_movddup256, avx_unpcklpd256): Change to expanders, merge into ...
292 (*avx_unpcklpd256): ... here.
293 (*vec_dupv4si_avx): New.
294 (*vec_dupv2di_avx): Add movddup alternative.
295 (*vec_dupv2di_sse3): New.
296 (vec_dup<AVX256MODE24P>): Replace avx_vbroadcasts<AVXMODEF4P> and
297 avx_vbroadcastss256; represent with vec_duplicate instead of
298 nested vec_concat operations.
299 (avx_vbroadcastf128_<mode>): Rename from
300 avx_vbroadcastf128_p<avxmodesuffixf2c>256.
301 (*avx_vperm_broadcast_v4sf): New.
302 (*avx_vperm_broadcast_<AVX256MODEF2P>): New.
304 2009-11-30 Martin Jambor <mjambor@suse.cz>
307 * tree-sra.c (struct access): New field grp_different_types.
308 (dump_access): Dump grp_different_types.
309 (compare_access_positions): Prefer scalars and vectors over other
311 (sort_and_splice_var_accesses): Set grp_different_types if appropriate.
312 (sra_modify_expr): Use the original also when dealing with a complex
313 or vector group accessed as multiple types.
315 2009-11-30 Richard Henderson <rth@redhat.com>
317 * config/i386/i386.c (avx_vperm2f128_parallel): New.
318 * config/i386/i386-protos.h: Declare it.
319 * config/i386/predicates.md (avx_vperm2f128_v8sf_operand,
320 avx_vperm2f128_v8si_operand, avx_vperm2f128_v4df_operand): New.
321 * config/i386/sse.md (avx_vperm2f128<mode>3): Change to expander.
322 (*avx_vperm2f128<mode>_full): Renamed from avx_vperm2f128<mode>3.
323 (*avx_vperm2f128<mode>_nozero): New.
325 2009-11-30 Richard Henderson <rth@redhat.com>
327 * config/i386/i386-builtin-types.def (V4DF_FTYPE_V4DF_V4DF_V4DI): New.
328 (V8SF_FTYPE_V8SF_V8SF_V8SI): New.
329 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Support
330 V4DF and V8SF for AVX; relax constraint on V4SF to SSE1 from SSE2.
331 (IX86_BUILTIN_VEC_PERM_V4DF, IX86_BUILTIN_VEC_PERM_V8SF): New.
332 (bdesc_args): Add them.
333 (ix86_expand_builtin): Expand them.
334 (expand_vec_perm_pshufb2): Only operate on 16-byte vectors.
336 2009-11-30 Martin Jambor <mjambor@suse.cz>
339 * ipa-prop.c (ipa_write_node_info): Initialize note_count to zero.
341 2009-11-30 Jakub Jelinek <jakub@redhat.com>
343 * ipa-reference.c (propagate): Only dump bitmaps if computed.
345 2009-11-30 Olga Golovanevsky <olga@il.ibm.com>
348 * ipa-struct-reorg.c (new_var_eq): Use DECL_UID to hash new variables.
349 (new_var_hash): Likewise.
350 (is_in_new_vars_htab): Likewise.
351 (add_to_new_vars_htab): Likewise.
353 2009-11-30 Ira Rosen <irar@il.ibm.com>
355 * tree-vect-stmts.c (vectorizable_assignment): Support
358 2009-11-30 Richard Guenther <rguenther@suse.de>
360 * doc/contrib.texi (Contributors): Add myself.
362 2009-11-30 Richard Guenther <rguenther@suse.de>
364 * tree.c (free_lang_data): Do not set debug_info_level to
367 2009-11-30 Richard Guenther <rguenther@suse.de>
371 * expr.c (expand_expr_addr_expr_1): Properly expand the initializer
374 2009-11-30 Richard Guenther <rguenther@suse.de>
376 * tree-into-ssa.c (insert_phi_nodes): Add PHI nodes in
379 2009-11-30 Richard Guenther <rguenther@suse.de>
381 * tree-dump.c (dump_option_value_in): Add TDF_NOUID.
382 * tree-pass.h (TDF_NOUID): Likewise.
383 * print-rtl.c: Include tree-pass.h.
384 (print_mem_expr): Pass dump_flags.
385 (print_rtx): Likewise.
386 * print-tree.c: Include tree-pass.h.
387 (print_node_brief): Handle TDF_NOUID.
388 (print_node): Likewise.
389 * tree-pretty-print.c (dump_decl_name): Likewise.
390 (dump_generic_node): Likewise.
391 * Makefile.in (print-rtl.o, print-tree.o): Add $(TREE_PASS_H)
394 2009-11-30 Nick Clifton <nickc@redhat.com>
396 * config/stormy16/stormy16-lib2-count-leading-zeros.c: Delete.
397 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Remove
398 stormy16-lib2-count-leading-zeros.c.
399 * config/stormy16/stormy16-lib2.c (__clzhi2): Move code from
400 __stormy16_count_leading_zeros() into this function.
401 (__ctzhi2): Use __builtin_clz.
402 (__ffshi2): Likewise.
404 2009-11-30 Eric Botcazou <ebotcazou@adacore.com>
406 * config/sparc/sparc.c (DF_MODES): Simplify.
407 (TF_ONLY_MODES, OF_ONLY_MODES): Delete.
408 (TF_MODES, OF_MODES): Adjust for above change.
409 (TF_MODES_NO_S, OF_MODES_NO_S): Likewise.
410 * config/sparc/sparc.h (REGNO_REG_CLASS): Move around.
412 2009-11-30 Paolo Bonzini <bonzini@gnu.org>
414 PR rtl-optimization/41812
415 * fwprop.c (local_md, local_lr): New globals.
416 (process_defs, process_uses): Remove local_md argument. Never
417 consider dead pseudos to have singleton def-use chains.
418 (single_def_use_enter_block): Perform LR simulation.
419 (build_single_def_use_links): Remove local_md local variable.
420 Add DF_NOTE. Allocate local_lr.
421 (fwprop_done): Do not remove DF_CHAIN, we do not use it anymore.
422 * df-problems.c (df_md_scratch): New.
423 (df_md_alloc, df_md_free): Allocate/free it.
424 (df_md_local_compute): Only include live registers in init.
425 (df_md_transfer_function): Prune the in-set computed by
426 the confluence function, and the gen-set too.
428 2009-11-30 Hans-Peter Nilsson <hp@axis.com>
430 PR rtl-optimization/40086
431 * reorg.c (relax_delay_slots): When looking for redundant insn at
432 the branch target, use next_real_insn, not next_active_insn.
434 2009-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
436 * doc/install.texi: Update minimum MPC version to 0.8.
438 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
440 * config/rs6000/rs6000.md (fnmaddsf4_powerpc_1): Remove
441 HONOR_SIGNED_ZEROS final condition.
442 (fnmsubsf4_powerpc_1): Same.
443 (fnmadddf4_fpr_1): Same.
444 (fnmsubdf4_fpr_1): Same.
446 2009-11-29 Ira Rosen <irar@il.ibm.com>
448 PR tree-optimization/42193
449 * tree-vect-stmts.c (vectorizable_operation): Set vectorization factor
450 to 1 in case of basic block SLP.
451 (vectorizable_load): Likewise.
453 2009-11-28 Jan Hubicka <jh@suse.cz>
455 * cgraph.c (same_body_alias_1): Break out of
456 (same_body_alias): ... here; remove comdat check; it is handled
458 (cgraph_add_thunk): New.
459 (dump_cgraph_node): Dump aliases and thunks.
460 * cgraph.h (cgraph_thunk_info): New structure.
461 (struct cgraph_node): Add thunk info.
462 (cgraph_add_thunk): New.
463 * cgraphunit.c (cgraph_emit_thunks): Remove.
464 (cgraph_finalize_compilation_unit): Do not call cgraph_emit_thunks.
465 (assemble_thunk): New function.
466 (cgraph_expand_function): Handle thunks.
468 (init_lowered_empty_function): New.
469 * cp-objcp-common.h (LANG_HOOKS_CALLGRAPH_EMIT_ASSOCIATED_THUNKS):
471 * lto-cgraph.c (lto_output_node): Stream thunk info.
472 (input_node): Likewise.
473 * langhooks.h (lang_hooks_for_callgraph): Remove emit_associated_thunks.
474 * langhooks-def.h (LANG_HOOKS_CALLGRAPH_EMIT_ASSOCIATED_THUNKS): Remove.
475 (LANG_HOOKS_CALLGRAPH_INITIALIZER): Update.
476 * i386.c (x86_output_mi_thunk): Make output prettier.
478 2009-11-28 Richard Guenther <rguenther@suse.de>
480 PR tree-optimization/42183
481 * tree-nrv.c (tree_nrv): Bail out if the RESULT_DECL has its
482 address taken. Merge the addressable state of the NRV
483 variable and the result instead of copying it.
485 2009-11-28 Jakub Jelinek <jakub@redhat.com>
487 * matrix-reorg.c (analyze_matrix_allocation_site): Remove unused
488 malloc_fname variable.
489 (check_allocation_function): Remove unused gsi and bb_level_0
491 (transform_access_sites): Remove unused d_type_size and d_type_size_k
493 * omega.c (resurrect_subs): Remove unused n variable.
494 (omega_solve_geq): Remove unused neweqns variable.
495 * lto-streamer-in.c (lto_read_tree): Remove unused end_marker variable.
496 * tree-inline.c (declare_return_variable): Remove USE_P argument,
497 return use instead of var.
498 (remap_decl, remap_block): Remove unused fn variable.
499 (expand_call_inline): Remove unused retvar variable, adjust
500 declare_return_variable caller.
501 (optimize_inline_calls): Remove unused prev_fn variable.
502 * tree-vect-slp.c (vect_analyze_slp_instance): Remove unused ncopies
504 (vect_create_mask_and_perm): Remove unused group_size and dr_chain_size
506 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle MINUS_EXPR
508 * tree-vect-loop.c (vect_analyze_loop_form): Remove unused backedge
510 (vect_create_epilog_for_reduction): Remove unused bytesize variable.
511 * omp-low.c (workshare_safe_to_combine_p): Remove par_entry_bb
512 parameter. Remove unused par_stmt variable.
513 (determine_parallel_type): Adjust workshare_safe_to_combine_p caller.
514 (expand_omp_sections): Remove unused l1 variable.
515 (lower_omp_for): Remove unused ilist variable.
516 * tree-loop-distribution.c (mark_nodes_having_upstream_mem_writes):
517 Remove unused has_upstream_mem_write_p variable.
518 * recog.c (decode_asm_operands): Remove unused noperands variable.
519 * tree-ssa-alias.c (refs_may_alias_p_1): Remove unused size1 and
521 * libgcov.c (__gcov_merge_delta): Remove unused last variable.
522 * tree-call-cdce.c (gen_conditions_for_pow_int_base): Remove unused
524 (gen_conditions_for_pow): Remove unused ec variable.
525 * tree-ssa-sccvn.c (vn_reference_lookup_3): Remove unused size
527 * ipa-struct-reorg.c (program_redefines_malloc_p): Remove unused
529 * tree-ssa-sink.c (statement_sink_location): Remove unused code
531 * regmove.c (copy_src_to_dest): Remove unused insn_uid and move_uid
533 * tree-complex.c (create_one_component_var): Remove unused inner_type
535 * calls.c (emit_call_1): Don't GEN_INT (struct_value_size)
536 unnecessarily when GEN_*CALL omits that argument.
537 * regrename.c (regrename_optimize): Remove unused regs_seen variable.
538 (build_def_use): Remove unused icode variable.
539 * ipa-pure-const.c (check_call): Remove unused callee and avail
541 * tree-dfa.c (add_referenced_var): Remove unused v_ann variable.
542 * tree-vect-patterns.c (vect_recog_pow_pattern): Remove unused type
544 (vect_pattern_recog): Remove unused stmt variable.
545 * sel-sched-ir.c (make_regions_from_the_rest): Remove unused
546 new_regions variable.
547 * postreload.c (reload_cse_simplify_operands): Remove unused mode
549 * tree-parloops.c (create_call_for_reduction_1): Remove unused
551 (create_parallel_loop): Remove unused res variable.
552 (gen_parallel_loop): Remove unused nloop variable.
553 * tree-vect-loop-manip.c (vect_loop_versioning): Likewise.
554 * value-prof.c (gimple_mod_subtract_transform,
555 gimple_stringops_transform): Remove unused value variable.
556 (gimple_stringops_values_to_profile): Remove unused fcode variable.
557 * tree-vrp.c (register_new_assert_for): Remove unused found variable.
558 (vrp_visit_switch_stmt): Remove unused n variable.
559 * tree-vect-stmts.c (vectorizable_conversion): Remove unused expr
561 (vectorizable_operation): Remove unused shift_p variable.
562 (vectorizable_store): Remove unused first_stmt_vinfo variable.
563 * tree-ssa-operands.c (add_stmt_operand): Remove unused v_ann variable.
564 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove unused bb
566 (vect_permute_store_chain): Remove unused scalar_dest variable.
567 (vect_supportable_dr_alignment): Remove unused invariant_in_outerloop
569 * tree-ssa-threadupdate.c (thread_single_edge): Remove unused
571 * tree-optimize.c (tree_rest_of_compilation): Remove unused node
573 * optabs.c (expand_binop): Remove unused equiv_value variable.
574 (emit_libcall_block): Remove unused prev variable.
575 (init_optabs): Remove unused int_mode variable.
576 * tree-ssa-structalias.c (scc_visit): Remove unused have_ref_node
578 (do_structure_copy): Remove unused lhsbase and rhsbase variables.
579 (find_func_aliases): Remove unused rhstype variable.
580 (ipa_pta_execute): Remove unused varid variable.
582 2009-11-28 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
584 * config/avr/avr.h (ASM_OUTPUT_EXTERNAL): Add.
586 2009-11-28 David Binderman <dcb314@hotmail.com>
588 * ira-color.c (put_allocno_into_bucket): Remove set but not used
589 local variable hard_regs_num.
590 * ira-lives.c (process_single_reg_class_operands): Remove cover_class.
591 * loop-unswitch.c (unswitch_loop): Remove zero_bitmap.
592 * lower-subreg.c (decompose_multiword_subregs): Remove next.
594 2009-11-27 Martin Jambor <mjambor@suse.cz>
597 * tree-sra.c (get_replaced_param_substitute): Call create_tmp_var
598 instead of create_tmp_var. Set DECL_GIMPLE_REG_P to one manually
599 for vector and complex types.
600 (get_adjustment_for_base): Describe return value in the comment.
602 2009-11-27 Nick Clifton <nickc@redhat.com>
604 * longlong.h (count_leading_zeros): Define macro for stormy16 target.
605 (COUNT_LEADING_ZEROS_0): Likewise.
606 * config/stormy16/stormy16-lib2.c: Arrange for separate
607 compilation of each function.
608 (__ffshi2): New function.
609 (__stormy16_count_leading_zeros): New function.
610 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Use stub files to
611 compile each function into its own object file.
612 (stormy16-lib2-ashlsi3.c): New stub file.
613 (stormy16-lib2-ashrsi3.c): New stub file.
614 (stormy16-lib2-clzhi2.c): New stub file.
615 (stormy16-lib2-count-leading-zeros.c): New stub file.
616 (stormy16-lib2-ctzhi2.c): New stub file.
617 (stormy16-lib2-divsi3.c): New stub file.
618 (stormy16-lib2-ffshi2.c): New stub file.
619 (stormy16-lib2-lshrsi3.c): New stub file.
620 (stormy16-lib2-modsi3.c): New stub file.
621 (stormy16-lib2-parityhi2.c): New stub file.
622 (stormy16-lib2-popcounthi2.c): New stub file.
623 (stormy16-lib2-udivmodsi4.c): New stub file.
624 (stormy16-lib2-udivsi3.c): New stub file.
625 (stormy16-lib2-umodsi3.c): New stub file.
627 2009-11-27 Richard Henderson <rth@redhat.com>
629 * config/i386/sse.md (vec_interleave_highv16qi,
630 vec_interleave_lowv16qi, vec_interleave_highv8hi,
631 vec_interleave_lowv8hi, vec_interleave_highv4si,
632 vec_interleave_lowv4si, vec_interleave_highv2di,
633 vec_interleave_lowv2di, vec_interleave_highv4sf,
634 vec_interleave_lowv4sf, vec_interleave_highv2df,
635 vec_interleave_lowv2df): Remove expanders.
636 (sse_unpcklps, sse_unpckhps, sse2_unpckhpd_exp, sse2_unpcklpd_exp,
637 sse2_punpckhqdq, sse2_punpcklqdq, sse2_punpckhbw, sse2_punpcklbw,
638 sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq):
639 Rename to their proper vec_interleave equivalent. Update all users
641 * config/i386/i386.c, config/i386/i386.md: Update all users.
643 2009-11-27 Michael Matz <matz@suse.de>
645 PR rtl-optimization/42084
646 * cfgexpand.c (maybe_cleanup_end_of_block): Add new parameter,
647 use it to stop walking.
648 (expand_gimple_cond): Adjust call to above.
650 2009-11-27 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
653 * gthr-solaris.h (__gthread_mutex_destroy): Remove UNUSED.
654 [SUPPORTS_WEAK && GTHREAD_USE_WEAK] (__gthread_active_p): Use
655 __extension__ to allow cast from function pointer to object
657 * doc/install.texi (--enable-threads): Clarify use of Solaris threads.
659 2009-11-27 Steven Bosscher <steven@gcc.gnu.org>
661 * config/ia64/itanium1.md: Remove.
662 * config/ia64/ia64.md: Do not include it.
663 * config/ia64/ia64.c (ia64_handle_option): Remove "itanium",
664 "itanium1", and "merced" from the processor alias table.
665 (clocks, add_cycles): Remove global variables.
666 (ia64_sched_reorder2): Don't set/use them.
667 (ia64_dfa_new_cycle, ia64_h_i_d_extended, ia64_reorg): Likewise.
668 (bundling): Likewise. Remove extra pass for MMMUL/MMSHF.
670 2009-11-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
672 * config/s390/s390.c (last_scheduled_insn): New variable.
673 (s390_fpload_toreg, s390_z10_prevent_earlyload_conflicts): New
675 (s390_sched_reorder, s390_sched_variable_issue): New functions.
676 (TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_REORDER): Target hooks
679 2009-11-27 Michael Matz <matz@suse.de>
682 * tree-eh.c (lower_catch): Stop after expanding a catch-all.
684 2009-11-27 Richard Guenther <rguenther@suse.de>
686 * timevar.def (TV_LOOP_MOVE_INVARIANTS, TV_LOOP_UNSWITCH,
687 TV_LOOP_UNROLL, TV_LOOP_DOLOOP): New timevars.
688 * loop-init.c (pass_rtl_move_loop_invariants): Use
689 TV_LOOP_MOVE_INVARIANTS.
690 (pass_rtl_unswitch): Use TV_LOOP_UNSWITCH.
691 (pass_rtl_unroll_and_peel): Use TV_LOOP_UNROLL.
692 (pass_rtl_doloop): Use TV_LOOP_DOLOOP.
694 2009-11-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
696 * emit-rtl.c (next_active_insn, prev_active_insn): Correct comment.
698 2009-11-27 Jakub Jelinek <jakub@redhat.com>
700 * config/i386/i386.c (ix86_emit_restore_sse_regs_using_mov): Remove
701 unused insn variable.
702 * genemit.c (output_peephole2_scratches): Only declare and initialize
703 _regs_allocated if it will be ever used.
704 * cfgloopmanip.c (create_empty_if_region_on_edge): Remove unused
706 (create_empty_loop_on_edge): Remove unused freq and cnt variables.
707 * unwind-c.c (PERSONALITY_FUNCTION): Remove unused action_record
710 * opts.c (decode_options): If optimize is bigger than 255,
713 2009-11-26 Richard Henderson <rth@redhat.com>
715 * config/i386/sse.md (mulv16qi3): Change back from an expander
716 to an insn-and-split.
717 (mulv4si): Mention AVX not XOP for AVX exception.
718 (*sse2_mulv4si3): Likewise.
719 (mulv2di3): Use vmulld not vpmacsdd for XOP expansion. Tidy.
721 2009-11-26 Bernd Schmidt <bernd.schmidt@analog.com>
723 * cfgexpand (n_stack_vars_conflict): New static variable.
724 (triangular_index): Reduce likelyhood of overflow by performing
725 the division before the multiplication.
726 (resize_stack_vars_conflict): Call fatal_error if overflow
727 occurred in triangular_index. Update n_stack_vars_conflict.
730 * regrename.c (struct du_chain): Remove member earlyclobber.
731 (scan_rtx_reg): Don't set it. Remove argument earlyclobber,
733 (scan_rtx): Remove argument earlyclobber, all callers changed.
734 (hide_operands, restore_operands, record_out_operands): New functions,
735 broken out of build_def_use.
736 (build_def_use): Call them as necessary.
738 * regrename.c (struct du_head): New members id, conflicts,
739 hard_conflicts and cannot_rename.
740 (enum scan_actions): Remove terminate_all_read and
741 terminate_overlapping_read; add mark_all_read.
742 (scan_actions_name): Likewise.
743 (du_head_p): New typedef. Define a vector type for it.
744 (id_to_chain): New static variable.
745 (note_sets, clear_dead_regs): Delete functions.
746 (free_chain_data): New function.
747 (merge_overlapping_regs): Simply walk the conflicts bitmap.
748 Remove argument B, all callers changed.
749 (regrename_optimize): Allocate id_to_chain. Ignore chains that have
750 the cannot_rename bit set. Update regno and nregs of a renamed chain.
751 Call free_chain_data when done.
752 (do_replace): Remove death notes when the renamed reg is set in the
753 last insn; add them if not.
754 (mark_conflict, note_sets_clobbers): New static function.
755 (fail_current_block, current_id, open_chains_set, live_hard_regs): New
757 (scan_rtx_reg): Keep track of conflicts between chains, and between
758 chains and hard regs. Don't terminate chains when we find a read we
759 can't handle, mark it unrenameable instead. For terminate_write,
760 terminate chains that are written with an exact match or a superset
761 of registers. Set fail_current_block if multi-word lifetimes are too
763 (scan_rtx_address): Use mark_all_read instead of terminate_all_read.
764 (build_def_use): Initialize current_id, live_chains and live_hard_regs;
765 free memory for them when done.
766 Rearrange the steps so that earlyclobbers are noted before reads
767 are processed. Add new steps to keep track of hard register lifetimes
768 outside insn operands.
770 2009-11-26 Richard Guenther <rguenther@suse.de>
772 * tree-ssa-dce.c (nr_walks): New variable.
773 (mark_aliased_reaching_defs_necessary): Adjust oracle cut-off.
774 (perform_tree_ssa_dce): Init nr_walks.
776 2009-11-26 Michael Matz <matz@suse.de>
778 PR tree-optimization/41905
779 * tree-eh.c (lower_eh_constructs_2): Don't add assignments
780 below statements that can't fall thru.
782 2009-11-26 Michael Matz <matz@suse.de>
784 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
785 expand_builtin_sprintf): Remove.
786 (expand_builtin): Don't call them.
788 2009-11-26 Richard Guenther <rguenther@suse.de>
790 * tree-ssa-dce.c (perform_tree_ssa_dce): Allocate visited bitmap.
792 2009-11-26 Nick Clifton <nickc@redhat.com>
794 * config/rx/rx.c (rx_expand_epilogue): Add checks for sibcalls
795 being used incorrectly.
796 (rx_function_ok_for_sibcall): New function. Do not allow indirect
797 sibcalls, or sibcalls from interrupt functions.
798 (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
799 * config/rx/rx.md (sibcall): Convert to a define_expand. Check
800 for a MEM inside a MEM.
801 (sibcall_value): Likewise.
802 (sibcall_internal): New pattern containing old sibcall pattern.
803 (sibcall_value_internal): Likewise.
805 2009-11-25 Richard Henderson <rth@redhat.com>
807 * config/i386/i386-builtin-types.awk (DEF_VECTOR_TYPE): Allow an
808 optional 3rd argument to define the mode.
809 * config/i386/i386-builtin-types.def (UQI, UHI, USI, UDI): New.
810 (V2UDI, V4USI, V8UHI, V16UQI): New.
811 (V4SF_FTYPE_V4SF_V4SF_V4SI, V2UDI_FTYPE_V2UDI_V2UDI_V2UDI,
812 V4USI_FTYPE_V4USI_V4USI_V4USI, V8UHI_FTYPE_V8UHI_V8UHI_V8UHI,
813 V16UQI_FTYPE_V16UQI_V16UQI_V16UQI): New.
814 * config/i386/i386-modes.def: Rearrange for double-wide AVX.
815 * config/i386/i386-protos.h (ix86_expand_vec_extract_even_odd): New.
816 * config/i386/i386.c (IX86_BUILTIN_VEC_PERM_*): New.
817 (bdesc_args): Add the builtin definitions to match.
818 (ix86_expand_builtin): Expand them.
819 (ix86_builtin_vectorization_cost): Rename from
820 x86_builtin_vectorization_cost.
821 (ix86_vectorize_builtin_vec_perm, struct expand_vec_perm_d,
822 doublesize_vector_mode, expand_vselect, expand_vselect_vconcat,
823 expand_vec_perm_blend, expand_vec_perm_vpermil,
824 expand_vec_perm_pshufb, expand_vec_perm_1,
825 expand_vec_perm_pshuflw_pshufhw, expand_vec_perm_palignr,
826 expand_vec_perm_interleave2, expand_vec_perm_pshufb2,
827 expand_vec_perm_even_odd_1, expand_vec_perm_even_odd,
828 ix86_expand_vec_perm_builtin_1, extract_vec_perm_cst,
829 ix86_expand_vec_perm_builtin, ix86_vectorize_builtin_vec_perm_ok,
830 ix86_expand_vec_extract_even_odd, TARGET_VECTORIZE_BUILTIN_VEC_PERM,
831 TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): New.
832 * sse.md (SSEMODE_EO): New.
833 (vec_extract_even<mode>): Use SSEMODE_EO and
834 ix86_expand_vec_extract_even_odd.
835 (vec_extract_odd<mode>): Likewise.
836 (mulv16qi3, vec_pack_trunc_v8hi, vec_pack_trunc_v4si,
837 vec_pack_trunc_v2di): Use ix86_expand_vec_extract_even_odd.
839 2009-11-25 Richard Henderson <rth@redhat.com>
841 * target.h (targetm.vectorize.builtin_vec_perm_ok): New.
842 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): New.
843 * hooks.h, hooks.c (hook_bool_tree_tree_true): New.
844 * tree-vect-slp.c (vect_create_mask_and_perm): Don't create
845 the vector constant here...
846 (vect_transform_slp_perm_load): ... do it here instead. Validate
847 that the permutation vector is implementable by the target.
849 2009-11-25 Jakub Jelinek <jakub@redhat.com>
851 * config/rs6000/sysv4.opt (mregnames): Change Var to rs6000_regnames.
852 * config/rs6000/sysv4.h (TARGET_REGNAMES): Define.
854 * print-rtl.c (print_rtx): When printing newline, append
855 print_rtx_head and indentation after the newline.
858 * config/i386/i386.c (print_operand): For 32-byte memory use
859 YMMWORD in -masm=intel mode. Use TBYTE instead of XWORD.
860 * config/i386/i386.md (crc32modesuffix): Expand to nothing
862 (sse4_2_crc32di): Print just crc32 instead of crc32q in
864 * config/i386/mmx.md (*mmx_pinsrw): Print correct size of
865 memory operand in -masm=intel mode.
866 * config/i386/sse.md (*avx_pinsr<ssevecsize>, *sse4_1_pinsrb,
867 *sse2_pinsrw): Likewise.
868 (sse_cvtss2siq, sse_cvtss2siq_2, sse_cvttss2siq): Don't print
869 q suffix in -masm=intel mode.
871 2009-11-25 Eric Botcazou <ebotcazou@adacore.com>
876 * dwarf2out.c (dwarf2out_args_size_adjust): Rename to...
877 (dwarf2out_stack_adjust): ...this. Do not adjust the arg size for
878 ACCUMULATE_OUTGOING_ARGS targets. Rename former version to...
879 (dwarf2out_notice_stack_adjust): ...this. Adjust for above renaming.
880 (dwarf2out_frame_debug_expr): Revert previous change and adjust for
882 (dwarf2out_frame_debug): Add ??? comment. Adjust for above renaming.
884 2009-11-25 Uros Bizjak <ubizjak@gmail.com>
886 * config/i386/predicates.md (emms_operation): New predicate.
887 (vzeroupper_operation): Ditto.
888 (vzeroall_operation): Improve pattern recognition.
889 * config/i386/sse.md (avx_vzeroupper_rex64): Remove insn pattern.
890 (avx_vzeroupper): Change insn pattern to expander.
891 (*avx_vzeroupper): New insn pattern. Use vzeroupper_operation
893 (*avx_vzeroall): Remove operands 1 and 2.
894 * config/i386/mmx.md (mmx_emms): Change insn pattern to expander.
896 (*mmx_emms): New insn pattern. Use emms_operation predicate.
898 * config/i386/i386.c (enum ix86_builtins)
899 <IX86_BUILTIN_VZEROUPPER_REX64>: Remove.
900 (struct builtin_description) <CODE_FOR_avx_vzeroupper_rex64>:
901 Remove initailization.
902 <CODE_FOR_avx_vzeroupper>: Unconditionally initialize here.
904 2009-11-25 Paul Brook <paul@codesourcery.com>
906 * config/arm/arm.md (consttable_4): Handle (high ...).
908 2009-11-25 Robert Nelson <robert.nelson@digikey.com>
909 Richard Earnshaw <rearnsha@arm.com>
911 * arm.h (enum vfp_reg_type): Add VFP_NONE.
912 * arm.c (all_fpus): Use it for floating point units that aren't based
913 on the VFP architecture.
914 (aapcs_vfp_is_call_or_return_candidate): Make base_mode a pointer to
917 2009-11-25 H.J. Lu <hongjiu.lu@intel.com>
919 * alias.c: Remove trailing white spaces.
920 * alloc-pool.c: Likewise.
921 * alloc-pool.h: Likewise.
922 * attribs.c: Likewise.
923 * auto-inc-dec.c: Likewise.
924 * basic-block.h: Likewise.
925 * bb-reorder.c: Likewise.
926 * bt-load.c: Likewise.
927 * builtins.c: Likewise.
928 * builtins.def: Likewise.
929 * c-common.c: Likewise.
930 * c-common.h: Likewise.
931 * c-cppbuiltin.c: Likewise.
932 * c-decl.c: Likewise.
933 * c-format.c: Likewise.
936 * c-opts.c: Likewise.
937 * c-parser.c: Likewise.
938 * c-pretty-print.c: Likewise.
939 * c-tree.h: Likewise.
940 * c-typeck.c: Likewise.
941 * caller-save.c: Likewise.
944 * cfganal.c: Likewise.
945 * cfgexpand.c: Likewise.
946 * cfghooks.c: Likewise.
947 * cfghooks.h: Likewise.
948 * cfglayout.c: Likewise.
949 * cfgloop.c: Likewise.
950 * cfgloop.h: Likewise.
951 * cfgloopmanip.c: Likewise.
952 * cfgrtl.c: Likewise.
953 * cgraph.c: Likewise.
954 * cgraph.h: Likewise.
955 * cgraphbuild.c: Likewise.
956 * cgraphunit.c: Likewise.
957 * cif-code.def: Likewise.
958 * collect2.c: Likewise.
959 * combine.c: Likewise.
960 * convert.c: Likewise.
961 * coverage.c: Likewise.
962 * crtstuff.c: Likewise.
964 * cselib.c: Likewise.
965 * dbgcnt.c: Likewise.
966 * dbgcnt.def: Likewise.
967 * dbgcnt.h: Likewise.
968 * dbxout.c: Likewise.
972 * defaults.h: Likewise.
973 * df-byte-scan.c: Likewise.
974 * df-core.c: Likewise.
975 * df-problems.c: Likewise.
976 * df-scan.c: Likewise.
979 * diagnostic.c: Likewise.
980 * diagnostic.h: Likewise.
981 * dominance.c: Likewise.
982 * domwalk.c: Likewise.
983 * double-int.c: Likewise.
984 * double-int.h: Likewise.
986 * dwarf2asm.c: Likewise.
987 * dwarf2asm.h: Likewise.
988 * dwarf2out.c: Likewise.
989 * ebitmap.c: Likewise.
990 * ebitmap.h: Likewise.
991 * emit-rtl.c: Likewise.
992 * et-forest.c: Likewise.
993 * except.c: Likewise.
994 * except.h: Likewise.
995 * expmed.c: Likewise.
1000 * fold-const.c: Likewise.
1001 * function.c: Likewise.
1002 * function.h: Likewise.
1003 * fwprop.c: Likewise.
1005 * gcov-dump.c: Likewise.
1006 * gcov-io.c: Likewise.
1007 * gcov-io.h: Likewise.
1010 * genattr.c: Likewise.
1011 * genattrtab.c: Likewise.
1012 * genautomata.c: Likewise.
1013 * genchecksum.c: Likewise.
1014 * genconfig.c: Likewise.
1015 * genflags.c: Likewise.
1016 * gengtype-parse.c: Likewise.
1017 * gengtype.c: Likewise.
1018 * gengtype.h: Likewise.
1019 * genmddeps.c: Likewise.
1020 * genmodes.c: Likewise.
1021 * genopinit.c: Likewise.
1022 * genpreds.c: Likewise.
1023 * gensupport.c: Likewise.
1024 * ggc-common.c: Likewise.
1025 * ggc-page.c: Likewise.
1026 * ggc-zone.c: Likewise.
1028 * gimple-iterator.c: Likewise.
1029 * gimple-low.c: Likewise.
1030 * gimple-pretty-print.c: Likewise.
1031 * gimple.c: Likewise.
1032 * gimple.def: Likewise.
1033 * gimple.h: Likewise.
1034 * gimplify.c: Likewise.
1035 * graphds.c: Likewise.
1036 * graphite-clast-to-gimple.c: Likewise.
1037 * gthr-nks.h: Likewise.
1038 * gthr-posix.c: Likewise.
1039 * gthr-posix.h: Likewise.
1040 * gthr-posix95.h: Likewise.
1041 * gthr-single.h: Likewise.
1042 * gthr-tpf.h: Likewise.
1043 * gthr-vxworks.h: Likewise.
1045 * haifa-sched.c: Likewise.
1046 * hard-reg-set.h: Likewise.
1047 * hooks.c: Likewise.
1048 * hooks.h: Likewise.
1049 * hosthooks.h: Likewise.
1050 * hwint.h: Likewise.
1051 * ifcvt.c: Likewise.
1052 * incpath.c: Likewise.
1053 * init-regs.c: Likewise.
1054 * integrate.c: Likewise.
1055 * ipa-cp.c: Likewise.
1056 * ipa-inline.c: Likewise.
1057 * ipa-prop.c: Likewise.
1058 * ipa-pure-const.c: Likewise.
1059 * ipa-reference.c: Likewise.
1060 * ipa-struct-reorg.c: Likewise.
1061 * ipa-struct-reorg.h: Likewise.
1062 * ipa-type-escape.c: Likewise.
1063 * ipa-type-escape.h: Likewise.
1064 * ipa-utils.c: Likewise.
1065 * ipa-utils.h: Likewise.
1067 * ira-build.c: Likewise.
1068 * ira-color.c: Likewise.
1069 * ira-conflicts.c: Likewise.
1070 * ira-costs.c: Likewise.
1071 * ira-emit.c: Likewise.
1072 * ira-int.h: Likewise.
1073 * ira-lives.c: Likewise.
1076 * lambda-code.c: Likewise.
1077 * lambda-mat.c: Likewise.
1078 * lambda-trans.c: Likewise.
1079 * lambda.h: Likewise.
1080 * langhooks.c: Likewise.
1082 * libgcov.c: Likewise.
1083 * lists.c: Likewise.
1084 * loop-doloop.c: Likewise.
1085 * loop-init.c: Likewise.
1086 * loop-invariant.c: Likewise.
1087 * loop-iv.c: Likewise.
1088 * loop-unroll.c: Likewise.
1089 * lower-subreg.c: Likewise.
1090 * lto-cgraph.c: Likewise.
1091 * lto-compress.c: Likewise.
1092 * lto-opts.c: Likewise.
1093 * lto-section-in.c: Likewise.
1094 * lto-section-out.c: Likewise.
1095 * lto-streamer-in.c: Likewise.
1096 * lto-streamer-out.c: Likewise.
1097 * lto-streamer.c: Likewise.
1098 * lto-streamer.h: Likewise.
1099 * lto-symtab.c: Likewise.
1100 * lto-wpa-fixup.c: Likewise.
1101 * matrix-reorg.c: Likewise.
1103 * mode-switching.c: Likewise.
1104 * modulo-sched.c: Likewise.
1105 * omega.c: Likewise.
1106 * omega.h: Likewise.
1107 * omp-low.c: Likewise.
1108 * optabs.c: Likewise.
1109 * optabs.h: Likewise.
1110 * opts-common.c: Likewise.
1112 * params.def: Likewise.
1113 * params.h: Likewise.
1114 * passes.c: Likewise.
1115 * plugin.c: Likewise.
1116 * postreload-gcse.c: Likewise.
1117 * postreload.c: Likewise.
1118 * predict.c: Likewise.
1119 * predict.def: Likewise.
1120 * pretty-print.c: Likewise.
1121 * pretty-print.h: Likewise.
1122 * print-rtl.c: Likewise.
1123 * print-tree.c: Likewise.
1124 * profile.c: Likewise.
1125 * read-rtl.c: Likewise.
1127 * recog.c: Likewise.
1128 * reg-stack.c: Likewise.
1129 * regcprop.c: Likewise.
1130 * reginfo.c: Likewise.
1131 * regmove.c: Likewise.
1132 * regrename.c: Likewise.
1134 * regstat.c: Likewise.
1135 * reload.c: Likewise.
1136 * reload1.c: Likewise.
1137 * resource.c: Likewise.
1139 * rtl.def: Likewise.
1141 * rtlanal.c: Likewise.
1142 * sbitmap.c: Likewise.
1143 * sched-deps.c: Likewise.
1144 * sched-ebb.c: Likewise.
1145 * sched-int.h: Likewise.
1146 * sched-rgn.c: Likewise.
1147 * sched-vis.c: Likewise.
1148 * sdbout.c: Likewise.
1149 * sel-sched-dump.c: Likewise.
1150 * sel-sched-dump.h: Likewise.
1151 * sel-sched-ir.c: Likewise.
1152 * sel-sched-ir.h: Likewise.
1153 * sel-sched.c: Likewise.
1154 * sel-sched.h: Likewise.
1157 * simplify-rtx.c: Likewise.
1158 * stack-ptr-mod.c: Likewise.
1160 * stor-layout.c: Likewise.
1161 * store-motion.c: Likewise.
1162 * stringpool.c: Likewise.
1163 * stub-objc.c: Likewise.
1164 * sync-builtins.def: Likewise.
1165 * target-def.h: Likewise.
1166 * target.h: Likewise.
1167 * targhooks.c: Likewise.
1168 * targhooks.h: Likewise.
1169 * timevar.c: Likewise.
1170 * tlink.c: Likewise.
1171 * toplev.c: Likewise.
1172 * toplev.h: Likewise.
1173 * tracer.c: Likewise.
1174 * tree-affine.c: Likewise.
1175 * tree-affine.h: Likewise.
1176 * tree-browser.def: Likewise.
1177 * tree-call-cdce.c: Likewise.
1178 * tree-cfg.c: Likewise.
1179 * tree-cfgcleanup.c: Likewise.
1180 * tree-chrec.c: Likewise.
1181 * tree-chrec.h: Likewise.
1182 * tree-complex.c: Likewise.
1183 * tree-data-ref.c: Likewise.
1184 * tree-data-ref.h: Likewise.
1185 * tree-dfa.c: Likewise.
1186 * tree-dump.c: Likewise.
1187 * tree-dump.h: Likewise.
1188 * tree-eh.c: Likewise.
1189 * tree-flow-inline.h: Likewise.
1190 * tree-flow.h: Likewise.
1191 * tree-if-conv.c: Likewise.
1192 * tree-inline.c: Likewise.
1193 * tree-into-ssa.c: Likewise.
1194 * tree-loop-distribution.c: Likewise.
1195 * tree-loop-linear.c: Likewise.
1196 * tree-mudflap.c: Likewise.
1197 * tree-nested.c: Likewise.
1198 * tree-nomudflap.c: Likewise.
1199 * tree-nrv.c: Likewise.
1200 * tree-object-size.c: Likewise.
1201 * tree-optimize.c: Likewise.
1202 * tree-outof-ssa.c: Likewise.
1203 * tree-parloops.c: Likewise.
1204 * tree-pass.h: Likewise.
1205 * tree-phinodes.c: Likewise.
1206 * tree-predcom.c: Likewise.
1207 * tree-pretty-print.c: Likewise.
1208 * tree-profile.c: Likewise.
1209 * tree-scalar-evolution.c: Likewise.
1210 * tree-ssa-address.c: Likewise.
1211 * tree-ssa-alias.c: Likewise.
1212 * tree-ssa-ccp.c: Likewise.
1213 * tree-ssa-coalesce.c: Likewise.
1214 * tree-ssa-copy.c: Likewise.
1215 * tree-ssa-copyrename.c: Likewise.
1216 * tree-ssa-dce.c: Likewise.
1217 * tree-ssa-dom.c: Likewise.
1218 * tree-ssa-dse.c: Likewise.
1219 * tree-ssa-forwprop.c: Likewise.
1220 * tree-ssa-ifcombine.c: Likewise.
1221 * tree-ssa-live.c: Likewise.
1222 * tree-ssa-live.h: Likewise.
1223 * tree-ssa-loop-ch.c: Likewise.
1224 * tree-ssa-loop-im.c: Likewise.
1225 * tree-ssa-loop-ivcanon.c: Likewise.
1226 * tree-ssa-loop-ivopts.c: Likewise.
1227 * tree-ssa-loop-manip.c: Likewise.
1228 * tree-ssa-loop-niter.c: Likewise.
1229 * tree-ssa-loop-prefetch.c: Likewise.
1230 * tree-ssa-loop-unswitch.c: Likewise.
1231 * tree-ssa-loop.c: Likewise.
1232 * tree-ssa-math-opts.c: Likewise.
1233 * tree-ssa-operands.c: Likewise.
1234 * tree-ssa-operands.h: Likewise.
1235 * tree-ssa-phiopt.c: Likewise.
1236 * tree-ssa-phiprop.c: Likewise.
1237 * tree-ssa-pre.c: Likewise.
1238 * tree-ssa-propagate.c: Likewise.
1239 * tree-ssa-reassoc.c: Likewise.
1240 * tree-ssa-sccvn.c: Likewise.
1241 * tree-ssa-sink.c: Likewise.
1242 * tree-ssa-structalias.c: Likewise.
1243 * tree-ssa-ter.c: Likewise.
1244 * tree-ssa-threadedge.c: Likewise.
1245 * tree-ssa-threadupdate.c: Likewise.
1246 * tree-ssa-uncprop.c: Likewise.
1247 * tree-ssa.c: Likewise.
1248 * tree-ssanames.c: Likewise.
1249 * tree-switch-conversion.c: Likewise.
1250 * tree-tailcall.c: Likewise.
1251 * tree-vect-data-refs.c: Likewise.
1252 * tree-vect-generic.c: Likewise.
1253 * tree-vect-loop-manip.c: Likewise.
1254 * tree-vect-loop.c: Likewise.
1255 * tree-vect-patterns.c: Likewise.
1256 * tree-vect-slp.c: Likewise.
1257 * tree-vect-stmts.c: Likewise.
1258 * tree-vectorizer.c: Likewise.
1259 * tree-vectorizer.h: Likewise.
1260 * tree-vrp.c: Likewise.
1262 * tree.def: Likewise.
1264 * treestruct.def: Likewise.
1265 * unwind-compat.c: Likewise.
1266 * unwind-dw2-fde-glibc.c: Likewise.
1267 * unwind-dw2.c: Likewise.
1268 * value-prof.c: Likewise.
1269 * value-prof.h: Likewise.
1270 * var-tracking.c: Likewise.
1271 * varasm.c: Likewise.
1272 * varpool.c: Likewise.
1275 * vmsdbgout.c: Likewise.
1277 * xcoffout.c: Likewise.
1279 2009-11-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1281 * pa.c (output_call): Only use sr4 for long interspace calls if
1282 call binds local and generating non PIC code.
1283 (attr_length_call): Adjust length calculation for above.
1285 2009-11-25 Uros Bizjak <ubizjak@gmail.com>
1287 * config/i386/i386.md (plusminus_carry_mnemonic): New code attribute.
1288 (add<mode>3_carry): Change operand order of plus RTX.
1289 (*add<mode>3_carry): Ditto.
1290 (*addsi3_carry_zext): Ditto.
1291 (*add<dwi>3_doubleword): Update for changed operand order.
1292 (*negti2_1 splitter): Ditto.
1293 (*negdi2_1 splitter): Ditto.
1294 (<plusminus_insn><mode>3_carry): Macroize expander from
1295 {add,sub}<mode>3_carry patterns using plusminus code iterator.
1296 (*<plusminus_insn><mode>3_carry): Macroize insn from
1297 *{add,sub}<mode>3_carry patetrns using plusminus code iterator.
1298 (neg<mode>2): Macroize expander from neg{qi,hi,si,di,ti}2
1299 patterns using SDWIM mode iterator.
1300 (*neg<dwi>2_doubleword): New insn_and_split pattern. Macroize
1301 pattern from *neg{di,ti}2_1 patterns and corresponding splitters
1302 using DWIH mode iterator.
1303 (*neg<mode>2_1): Macroize insn from neg{qi,hi,si,di}2_1 patterns
1304 using SWI mode iterator.
1305 (*neg<mode>2_cmpz): Ditto from neg{qi,hi,si,di}2_cmpz patterns.
1306 (one_cmpl<mode>2): Macroize expander from one_cmpl{qi,hi,si,di}2
1307 patterns using SWIM mode iterator.
1308 (*one_cmpl<mode>2_1): Macroize insn from one_cmpl{hi,si,di}2_1
1309 patterns using SWI248 mode iterator.
1310 (*one_cmpl<mode>2_2): Macroize insn from one_cmpl{qi,hi,si,di}2_2
1311 patterns using SWI mode iterator.
1312 (*one_cmpl<mode>2_2 splitter): Macroize splitter from
1313 one_cmpl{qi,hi,si,di}2_2 splitter patterns using SWI mode iterator.
1315 2009-11-24 Michael Matz <matz@suse.de>
1317 * expr.c (set_storage_via_libcall): Fix build_call_expr call.
1319 2009-11-24 David Binderman <dcb314@hotmail.com>
1321 * expr.c (store_field): Remove set but not used local variable
1323 (expand_expr_real_2): Remove treeop2.
1324 * gcse.c (update_ld_motion_stores): Remove new_rtx.
1325 * haifa-sched.c (max_issue): Remove points.
1326 (sched_create_recovery_edges): Remove e.
1327 * ira-costs.c (setup_allocno_cover_class_and_costs): Remove mode.
1329 2009-11-24 Nick Clifton <nickc@redhat.com>
1331 * config/v850/v850.c (function_arg): Fix handling of zero-length
1334 2009-11-24 Michael Matz <matz@suse.de>
1336 * tree.h (union tree_ann_d): Don't declare.
1337 (tree_base): Remove ann field.
1338 (struct var_ann_d): Declare forward.
1339 (tree_result_decl, tree_parm_decl, tree_var_decl): Add ann field.
1340 (DECL_VAR_ANN_PTR): New macro.
1341 * tree-dfa.c (create_var_ann): Rewrite in terms of above macro,
1342 accept only VAR, PARM or RESULT decls.
1343 (create_tree_common_ann): Remove.
1344 (remove_referenced_var): Use DECL_VAR_ANN_PTR.
1345 * tree-eh.c (lookup_expr_eh_lp): Remove.
1346 * tree-flow-inline.h (var_ann, get_var_ann): Rewrite in terms of
1348 (ann_type, tree_common_ann, get_tree_common_ann): Remove.
1349 * tree-flow.h (enum tree_ann_type): Remove.
1350 (struct tree_ann_common_d): Remove.
1351 (struct var_ann_d): Remove common field.
1352 (union tree_ann_d): Remove.
1353 (tree_ann_t, tree_ann_common_t): Remove typedefs.
1354 (tree_common_ann, get_tree_common_ann, ann_type,
1355 create_tree_common_ann, lookup_expr_eh_lp): Don't declare.
1356 * tree-ssa.c (delete_tree_ssa): Use DECL_VAR_ANN_PTR.
1357 * tree.c (copy_node_stat): Use DECL_VAR_ANN_PTR.
1358 * builtins.c (expand_builtin_memcpy): Use
1359 currently_expanding_gimple_stmt instead of tree annotation.
1360 (expand_builtin_memset_args): Ditto.
1361 * cfgexpand.c (currently_expanding_gimple_stmt): Add global variable.
1362 (expand_call_stmt): Don't set tree annotation.
1363 (expand_gimple_basic_block): Set currently_expanding_gimple_stmt.
1364 * expr.c (expand_expr_real): Don't call lookup_expr_eh_lp.
1365 * gimple.h (currently_expanding_gimple_stmt): Declare.
1367 2009-11-24 Paolo Carlini <paolo.carlini@oracle.com>
1369 * dwarf2out.c (add_location_or_const_value_attribute): Remove
1370 useless NOTE_VAR_LOCATION_STATUS call.
1371 * cfgrtl.c (commit_one_edge_insertion): Remove useless loop, tidy.
1373 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
1375 * lto-wrapper.c (lto_wrapper_exit): Don't try to delete files if
1376 being called recursively.
1378 2009-11-24 Basile Starynkevitch <basile@starynkevitch.net>
1380 * Makefile.in (PLUGIN_HEADERS): Added files: cppdefault.h flags.h
1381 $(MD5_H) params.def params.h prefix.h tree-inline.h.
1383 2009-11-24 Paul Brook <paul@codesourcery.com>
1385 * gcc/config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Fix comment
1388 2009-11-24 Julian Brown <julian@codesourcery.com>
1389 Paul Brook <paul@codesourcery.com>
1391 * config/arm/arm.c (TARGET_DWARF_REGISTER_SPAN): Define.
1392 (arm_dwarf_register_span): New function.
1393 (arm_dbx_register_number): Add VFPv3 dwarf numbering.
1395 2009-11-24 David Binderman <dcb314@hotmail.com>
1397 * cfgrtl.c (commit_one_edge_insertion): Remove set but not used
1398 local variable bb_note.
1399 * dominance.c (get_dominated_by): Likewise local var n.
1400 (output_file_names): Likewise local var idx.
1401 (add_location_or_const_value_attribute): Likewise local var status.
1402 * dwarf2out.c (gen_variable_die): Likewise local var field.
1403 * emit-rtl.c (no_line_numbers): Remove.
1404 (init_emit_once): Remove line_numbers parameter.
1405 * rtl.h (init_emit_once): Adjust prototype.
1406 * toplev.c (backend_init): Adjust init_emit_once call.
1408 2009-11-24 Richard Guenther <rguenther@suse.de>
1410 PR tree-optimization/42142
1411 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
1412 Handle iv-dependent (non-)kills properly.
1413 (mark_aliased_reaching_defs_necessary): Pass the basic-block
1414 of the reference statement to mark_aliased_reaching_defs_necessary_1.
1416 2009-11-24 Martin Jambor <mjambor@suse.cz>
1418 PR tree-optimization/42154
1419 * tree-sra.c (struct access): Added comments.
1420 (sra_modify_expr): Build references to the old aggregate with
1421 build_ref_for_offset instead of reusing access->expr.
1422 (load_assign_lhs_subreplacements): Likewise.
1424 2009-11-24 Uros Bizjak <ubizjak@gmail.com>
1426 * config/i386/i386.md (add<mode>3_carry): Change insn pattern
1428 (sub<mode>3_carry): Ditto.
1429 (x86_mov<mode>cc_0_m1): Ditto.
1430 (*add<mode>3_carry): New insn pattern. Use VOIDmode match_operator
1431 for ix86_carry_flag_operator operator predicate.
1432 (*sub<mode>3_carry): Ditto.
1433 (*x86_mov<mode>cc_0_m1): Ditto.
1434 (*addsi3_carry_zext): Use VOIDmode match_operator for
1435 ix86_carry_flag_operator operator predicate.
1436 (*subsi3_carry_zext): Ditto.
1437 (*x86_mov<mode>cc_0_m1_s): Ditto.
1438 (*x86_mov<mode>cc_0_m1_neg): Ditto.
1439 * config/i386/predocates.md (ix86_carry_flag_operator): Do not
1440 check operator sub-expressions for FLAGS_REG and const0_rtx.
1441 * config/i386/i386.c (*ix86_gen_sub3_carry): Update prototype.
1442 (ix86_expand_int_movcc): Update calls to gen_x86_mov{si,di}cc_0_m1.
1443 (ix86_expand_int_addcc): Update calls to
1444 gen_{add,sub}{qi,hi,si,di}3_carry. Do not set mode of compare_op.
1445 (ix86_expand_strlensi_unroll_1): Update calls to ix86_gen_sub3_carry.
1446 Do not set mode of compare operation.
1448 2009-11-23 Jan Hubicka <jh@suse.cz>
1451 * ipa-inline.c (inline_transform): Avoid ICE when transform is called
1454 2009-11-23 Jan Hubicka <jh@suse.cz>
1456 * ipa-cp.c (ipcp_compute_node_scale): Work around completely
1457 wrong profile updates.
1458 * predict.c (counts_to_freqs): Be expected for ENTRY/EXIT block
1459 having largest frequency.
1460 * ira-live.c (ira_implicitly_set_insn_hard_regs): Silecne
1461 used uninitalized warning.
1462 * tree-optimize.c (execute_fixup_cfg): Rescale entry and exit block
1465 2009-11-23 Uros Bizjak <ubizjak@gmail.com>
1467 * config/alpha/alpha.md (*cmp_sadd_sidi): Use gen_lowpart instead
1468 of gen_rtx_REG to generate operand 5.
1469 (*cmp_ssub_sidi): Ditto.
1471 2009-11-23 Richard Henderson <rth@redhat.com>
1473 * config/i386/i386.c (avx_vpermilp_parallel): Fix sign compare
1476 2009-11-23 Paul Brook <paul@codesourcery.com>
1478 * config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Add special
1479 case for noreturn functions.
1480 (arm_compute_save_reg_mask): Remove special noreturn handling.
1482 2009-11-23 Richard Guenther <rguenther@suse.de>
1484 * tree-dfa.c (get_ref_base_and_extent): Adjust maximum access
1485 size for DECL bases.
1487 2009-11-22 Richard Henderson <rth@redhat.com>
1489 * i386.c (avx_vpermilp_parallel): New function.
1490 * i386-protos.h: Declare it.
1491 * predicates.md (avx_vpermilp_v8sf_operand, avx_vpermilp_v4df_operand,
1492 avx_vpermilp_v4sf_operand, avx_vpermilp_v2df_operand): New.
1493 * sse.md (AVXMODEFDP, AVXMODEFSP): New iterators.
1494 (ssescalarnum, ssedoublesizemode): Add AVX modes.
1495 (vpermilbits): Remove.
1496 (avx_vpermil<mode>): Change insns to expanders.
1497 (*avx_vpermil<mode>): New. Use vec_select.
1499 2009-11-22 Richard Earnshaw <rearnsha@arm.com>
1501 * opts.c (decode_options): Don't enable flag_schedule_insns
1502 when optimizing for size.
1503 * doc/invoke.texi: Document change.
1505 2009-11-22 Uros Bizjak <ubizjak@gmail.com>
1508 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
1509 of scratch register to SImode.
1510 (*cmp_sadd_sidi): Ditto.
1511 (*cmp_ssub_si): Ditto.
1512 (*cmp_ssub_sidi): Ditto.
1514 2009-11-21 Ian Lance Taylor <iant@google.com>
1516 * Makefile.in (HOST_LIBS): Move higher in file.
1517 (LINKER, LINKER_FLAGS): If ENABLE_BUILD_WITH_CXX, but $(HOST_LIBS)
1518 is not empty, set to $(CC) and $(CFLAGS).
1520 2009-11-22 Martin Jambor <mjambor@suse.cz>
1522 * tree-cfg.c (verify_types_in_gimple_reference): Error out on
1523 V_C_E of an SSA_NAME or an invariant if lvalue is required.
1524 (verify_gimple_call): Verify LHS also with with
1525 verify_types_in_gimple_reference.
1527 2009-11-21 Martin Jambor <mjambor@suse.cz>
1530 * tree-sra.c (access_precludes_ipa_sra_p): New function.
1531 (splice_param_accesses): Check all accesses by calling
1532 access_precludes_ipa_sra_p.
1533 (sra_ipa_modify_expr): Rename argument erite to dont_convert and do
1534 not convert types if it is true.
1535 (sra_ipa_modify_assign): Convert types in case of mismatch.
1537 2009-11-21 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1539 * config/sh/sh.md (cmpeqsi_t-1): Use logical_operand predicate
1542 2009-11-21 Adam Nemet <adambnemet@gmail.com>
1544 * config/mips/mips-protos.h (mulsidi3_gen_fn): New typedef.
1545 (mips_mulsidi3_gen_fn): Declare new function.
1546 * config/mips/mips.c (mips_mulsidi3_gen_fn): New function.
1547 * config/mips/mips.md (<u>mulsidi3): Change condition to use
1548 mips_mulsidi3_gen_fn. Use mips_mulsidi3_gen_fn to generate the insn.
1549 (<u>mulsidi3_64bit): Don't match for ISA_HAS_DMUL3.
1550 (mulsidi3_64bit_dmul): New define_insn.
1552 2009-11-21 Ben Elliston <bje@au.ibm.com>
1554 * gengtype-lex.l: Enable noinput flex option.
1555 (YY_NO_INPUT): Remove define.
1557 2009-11-21 Alexandre Oliva <aoliva@redhat.com>
1559 * tree-ssa.c (find_released_ssa_name): Handle NULL wi.
1560 (insert_debug_temp_for_var_def): Handle degenerate PHI nodes.
1561 (insert_debug_temps_for_defs): Handle PHI nodes.
1562 * tree-ssa-dom.c (degenerate_phi_result): Don't crash on released
1565 2009-11-21 Alexandre Oliva <aoliva@redhat.com>
1567 * tree-ssa-pre.c (remove_dead_inserted_code): Don't release_defs
1568 after remove_phi_node.
1570 2009-11-21 Alexandre Oliva <aoliva@redhat.com>
1572 PR tree-optimization/42078
1573 * gimple.h (gimple_replace_lhs): New declaration.
1574 * gimple.c (gimple_replace_lhs): New function.
1575 * tree-ssa-math-opts.c (execute_cse_reciprocals): Call it before
1578 2009-11-20 Sebastian Pop <sebastian.pop@amd.com>
1580 * config/i386/sse.md (*xop_pmacsdql_mem): Don't call reg_mentioned_p.
1581 (xop_mulv2div2di3_low): Same.
1582 (*xop_pmacsdqh_mem): Same.
1584 2009-11-20 Richard Henderson <rth@redhat.com>
1586 * config/i386/i386-builtin-types.awk: New file.
1587 * config/i386/i386-builtin-types.def: New file.
1588 * config/i386/t-i386: Use them to build i386-builtin-types.inc.
1589 * config/i386/i386.c: Include it.
1590 (ix86_builtin_type_tab, ix86_get_builtin_type): New.
1591 (ix86_builtin_func_type_tab, ix86_get_builtin_func_type): New.
1592 (struct builtin_isa): Remove GTY marker. Replace tree type with
1593 ix86_builtin_func_type; add set_and_not_built_p.
1594 (def_builtin): Change type parameter to tcode; use
1595 ix86_get_builtin_func_type; update all callers. Accept zero mask
1596 to mean the builtin is unconditionally available.
1597 (ix86_add_new_builtins): Use set_and_not_built_p instead of type
1599 (enum ix86_special_builtin_type, enum ix86_builtin_type): Remove.
1600 Update some users to rationalized enumeration codes from new include.
1601 (enum multi_arg_type): Remove. Replace all enumeration values
1602 with defines to new ix86_builtin_func_type.
1603 (ix86_init_mmx_sse_builtins): Don't build any types here. Defer
1604 all type resolution to def_builtin.
1605 (ix86_init_builtin_types): Split out from ...
1606 (ix86_init_builtins): ... here. Use ix86_get_builtin_func_type.
1608 2009-11-20 Michael Meissner <meissner@linux.vnet.ibm.com>
1611 * config/rs6000/rs6000.c (struct machine_function): Revert
1612 2009-10-23 change to set VRSAVE to non-0 if we use VSX.
1613 (rs6000_expand_to_rtl_hook): Ditto.
1614 (rs6000_check_vector_mode): Ditto.
1615 (compute_vrsave_mask): Ditto.
1617 2009-11-20 Paul Brook <paul@codesourcery.com>
1619 * doc/invoke.texi: Document ARM -mcpu=cortex-a5.
1620 * config/arm/arm-cores.def: Add cortex-a5.
1621 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a5.
1622 * config/arm/arm-tune.md: Regenerate.
1624 2009-11-20 Olga Golovanevsky <olga@il.ibm.com>
1627 * ipa-struct-reorg.c (find_pos_in_stmt): New parameter.
1628 (ref_pos): New field in structure.
1629 (insert_new_var_in_stmt): New function.
1632 2009-11-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1634 * config.gcc (alpha*-dec-osf[45]*): Set use_gcc_stdint.
1635 * config/alpha/osf.h (SIG_ATOMIC_TYPE): Define.
1636 (INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE): Define.
1637 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
1638 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
1639 INT_LEAST64_TYPE): Define.
1640 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
1641 UINT_LEAST64_TYPE): Define.
1642 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
1643 INT_FAST64_TYPE): Define.
1644 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
1645 UINT_FAST64_TYPE): Define.
1646 (INTPTR_TYPE, UINTPTR_TYPE): Define.
1648 2009-11-20 Julian Brown <julian@codesourcery.com>
1650 * config/arm/arm.h (ASM_OUTPUT_REG_PUSH): Handle STATIC_CHAIN_REGNUM
1651 specially for Thumb-1.
1652 (ASM_OUTPUT_REG_POP): Likewise.
1654 2009-11-19 Jason Merrill <jason@redhat.com>
1656 * dwarf2out.c (get_context_die): Take TYPE_MAIN_VARIANT.
1658 2009-11-19 Basile Starynkevitch <basile@starynkevitch.net>
1659 Rafael Avila de Espindola <espindola@google.com>
1661 * doc/plugins.texi (Plugin initialization): Added advices for
1662 retrieving the version of GCC at plugin compilation and loading times.
1664 2009-11-19 Basile Starynkevitch <basile@starynkevitch.net>
1666 * plugin.c (FMT_FOR_PLUGIN_EVENT): added definition.
1667 (dump_active_plugins): output to file everything. Use
1668 internationalized dump & FMT_FOR_PLUGIN_EVENT.
1670 2009-11-19 Richard Guenther <rguenther@suse.de>
1672 * gimple.c (canonicalize_cond_expr_cond): Strip conversions
1673 around truth-valued expressions.
1674 * tree.c (free_lang_data): Untangle check for LTO frontend.
1676 2009-11-19 Jakub Jelinek <jakub@redhat.com>
1678 * tree.c (need_assembler_name_p): Use cgraph_get_node instead
1679 of cgraph_node_for_decl.
1680 * cgraph.h (cgraph_node_for_decl): Remove prototype.
1681 * cgraph.c (cgraph_node_for_decl): Remove.
1682 (cgraph_get_node): Just return NULL if !cgraph_hash.
1684 2009-11-19 Paul Brook <paul@codesourcery.com>
1686 * config.gcc: Add new ARM --with-fpu options.
1687 * doc/invoke.texi: Docuent ARM -mfpu=fpv4-sp-d16.
1688 * config/arm/arm.c (all_fpus): Add fpv4-sp-d16.
1690 2009-11-18 Richard Guenther <rguenther@suse.de>
1692 * gimple.h (union gimple_statement_d): Add gsmembase member.
1693 (gimple_vuse_op): Use gsmembase for access.
1694 (gimple_vdef_op): Likewise.
1695 (gimple_vuse): Likewise.
1696 (gimple_vdef): Likewise.
1697 (gimple_vuse_ptr): Likewise.
1698 (gimple_vdef_ptr): Likewise.
1699 (gimple_set_vuse): Likewise.
1700 (gimple_set_vdef): Likewise.
1701 * gsstruct.def (GSS_WITH_MEM_OPS_BASE): Add.
1703 2009-11-18 Daniel Jacobowitz <dan@codesourcery.com>
1705 * doc/arm-neon-intrinsics.texi: Regenerated.
1707 2009-11-18 Daniel Jacobowitz <dan@codesourcery.com>
1709 * config/arm/neon-docgen.ml (analyze_shape_elt): Handle alternatives.
1711 2009-11-18 Paul Brook <paul@codesourcery.com>
1712 Daniel Jacobowitz <dan@codesourcery.com>
1714 * config/arm/arm.c (FL_ARCH7EM, FL_FOR_ARCH7EM): Define.
1715 (arm_arch7em): New variable.
1716 (all_architectures): Add armv7e-m.
1717 (arm_override_options): Set arm_arch7em.
1718 * config/arm/arm.h (TARGET_DSP_MULTIPLY, TARGET_INT_SIMD):
1719 Include arm_arch7em.
1720 (arm_arch7em): Declare.
1722 2009-11-18 Richard Guenther <rguenther@suse.de>
1724 * lto-streamer-in.c (input_gimple_stmt): Assert that we find
1725 a valid field decl if checking is enabled.
1727 2009-11-18 Martin Jambor <mjambor@suse.cz>
1729 * ipa-prop.h (struct ipa_param_call_note): New field lto_stmt_uid.
1730 (lto_ipa_fixup_call_notes): Declare.
1731 * ipa-prop.c (ipa_note_param_call): Store gimple uid.
1732 (update_call_notes_after_inlining): Copy call stmt uid to the new
1734 (ipa_write_param_call_note): New function.
1735 (ipa_read_param_call_note): New function
1736 (ipa_write_node_info): Write also param call notes. Removed a bogus
1737 comment, reformatted to fit 80 columns.
1738 (ipa_read_node_info): Read also param call notes. Removed a bogus
1739 comment. Remove ipa_edge_args_vector growth.
1740 (lto_ipa_fixup_call_notes): New function.
1741 * ipa-cp.c (pass_ipa_cp): Add stmt_fixup hook.
1742 * ipa-inline.c (cgraph_mark_inline_edge): Perform indirect
1743 inlining regardless of flag_wpa.
1744 (cgraph_decide_inlining_of_small_functions): Likewise.
1745 (cgraph_decide_inlining): Likewise.
1746 (inline_read_summary): Likewise.
1748 2009-11-18 Jan Hubicka <jh@suse.cz>
1750 * predict.c (compute_function_frequency): Export.
1751 * predict.h (compute_function_frequency): Declare.
1752 * tree-optimize.c (execute_fixup_cfg): Rescale frequencies.
1754 2009-11-18 Martin Jambor <mjambor@suse.cz>
1756 * passes.c (ipa_write_summaries): Call renumber_gimple_stmt_uids
1757 on all nodes we write summaries for.
1759 2009-11-18 Shujing Zhao <pearly.zhao@oracle.com>
1762 * params.def (PARAM_INLINE_UNIT_GROWTH, PARAM_IPCP_UNIT_GROWTH)
1763 (PARAM_EARLY_INLINING_INSNS, PARAM_IRA_MAX_LOOPS_NUM)
1764 (PARAM_IRA_MAX_CONFLICT_TABLE_SIZE)
1765 (PARAM_LOOP_INVARIANT_MAX_BBS_IN_LOOP)
1766 (PARAM_MIN_INSN_TO_PREFETCH_RATIO)
1767 (PARAM_PREFETCH_MIN_INSN_TO_MEM_RATIO)
1768 (PARAM_IPA_SRA_PTR_GROWTH_FACTOR): Uppercase the first letter of the
1771 2009-11-18 Jakub Jelinek <jakub@redhat.com>
1773 * dwarf2out.c (loc_list_from_tree): Don't call rtl_for_decl_location
1775 (rtl_for_decl_location): Try harder to get a rtl for TREE_STATIC vars.
1778 * cgraph.h (struct cgraph_node): Add same_body and same_body_alias
1780 (cgraph_same_body_alias, cgraph_remove_same_body_alias): New
1782 * cgraphunit.c (cgraph_expand_function, cgraph_emit_thunks,
1783 cgraph_materialize_all_clones): Handle same_body aliases.
1784 * cgraph.c (cgraph_allocate_node): New function.
1785 (cgraph_create_node): Use it.
1786 (cgraph_node_for_decl, cgraph_node, cgraph_get_node,
1787 cgraph_node_for_asm, cgraph_remove_node): Handle same_body aliases.
1788 (cgraph_same_body_alias, cgraph_remove_same_body_alias): New
1790 * lto-cgraph.c (lto_output_node): Stream out same_body aliases.
1791 (input_node): Stream in same_body aliases.
1792 * lto-symtab.c (lto_cgraph_replace_node): Clear node pointers
1793 for same_body aliases.
1794 (lto_symtab_merge_cgraph_nodes_1): Handle same_body aliases.
1796 2009-11-18 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
1799 * config/darwin.h: Use the extension stub libraries to access
1800 current libgcc_s features.
1802 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
1805 * tree-vect-loop.c (vect_loop_kill_debug_uses): New.
1806 (vect_transform_loop): Call it.
1808 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
1810 * tree-ssa.c (insert_debug_temp_for_var_def): Fix handling of
1813 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
1817 * graphite-scop-detection.c (stmt_simple_for_scop_p): Debug stmts
1819 * graphite-sese-to-poly.c (graphite_stmt_p): Likewise.
1820 (try_generate_gimple_bb): Skip debug stmts when finding data refs.
1821 * sese.c (sese_build_liveouts_bb): Skip debug stmts.
1822 (sese_bad_liveouts_use): New.
1823 (sese_reset_debug_liveouts_bb): New.
1824 (sese_build_liveouts): Use it.
1825 (rename_variables_in_stmt): Reset debug stmts rather than creating
1827 (expand_scalar_variable_stmt): Likewise.
1829 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
1831 * df-scan.c (df_ref_create): Don't mark BB as dirty on debug insns.
1832 (df_ref_remove): Likewise.
1834 2009-11-17 Jan Hubicka <jh@suse.cz>
1836 * ipa-struct-reorg.c (update_cgraph_with_malloc_call): Fix profile
1839 2009-11-17 Eric Botcazou <ebotcazou@adacore.com>
1841 * toplev.c (process_options): Remove dead code.
1842 * doc/invoke.texi (-frename-registers): Mention -fpeel-loops.
1844 2009-11-17 Rafael Avila de Espindola <espindola@google.com>
1846 * lto-symtab.c (lto_symtab_resolve_symbols): Always initialize the
1849 2009-11-17 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1851 PR tree-optimization/41857
1852 * tree-ssa-address.c (move_hint_to_base): Use void pointer to
1853 TYPE's address space instead of pointer to TYPE.
1855 2009-11-17 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1857 * reload.c (find_reloads_address): Fix typo.
1859 2009-11-17 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1861 * config/spu/spu.c (get_pic_reg): Use LAST_ARG_REGNUM as PIC
1862 registers in leaf functions if possible.
1864 2009-11-17 Maxim Kuvyrkov <maxim@codesourcery.com>
1866 * config/m68k/m68k-devices.def: Add MCF5441x family.
1868 2009-11-17 Jan Hubicka <jh@suse.cz>
1870 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Do not access
1872 * cgraphunit.c (verify_cgraph_node): Verify frequencies for match.
1874 2009-11-17 Uros Bizjak <ubizjak@gmail.com>
1876 * config/i386/predicates.md (x86_64_szext_general_operand): Do not
1877 nest ior expressions.
1878 (x86_64_szext_nonmemory_operand): Ditto.
1879 (call_insn_operand): Ditto.
1881 2009-11-16 Alexandre Oliva <aoliva@redhat.com>
1883 * stmt.c (expand_asm_stmt): Get locus from stmt.
1885 2009-11-16 Alexandre Oliva <aoliva@redhat.com>
1887 * tree-cfg.c (gimple_redirect_edge_and_branch) <case GIMPLE_ASM>:
1888 Create the decl label for the new dest block on demand. Require
1889 a fallthrough edge if no asm labels were redirected.
1891 2009-11-16 Uros Bizjak <ubizjak@gmail.com>
1893 * config/i386/i386.md (cbranchsi4): Use nonimmediate_operand for
1894 operand 1 predicate.
1895 (cstoresi4): Ditto for operand 2.
1896 (cbranch<mode>4): Macroize expander from cbranch{qi,hi,si,di,ti}4
1897 patterns using SDWIM mode iterator.
1898 (cstore<mode>4): Macroize expander from cstore{qi,hi,si,di}4 patterns
1899 using SWIM mode iterator.
1900 (cmpdi_1): Rename from cmpdi_1_rex64.
1901 (cmp<mode>_1): Macroize expander from cmp{si,di}_1 patterns using
1902 SWI48 mode iterator.
1903 (*cmp<mode>_1): Macroize insn from *cmp{qi,hi,si,di}_1_insn patterns
1904 using SWI mode iterator.
1905 (*cmp<mode>_ccno_1): Ditto from *cmp{qi,hi,si,di}_ccno_1.
1906 (*cmp<mode>_minus_1): Ditto from *cmp{qi,hi,si,di}_minus_1.
1907 (*cmpqi_ext_3_insn): Make private.
1908 (*cmpqi_ext_3_insn_rex64): Make private.
1909 (cmpstrnsi): Update for renamed cmpdi_1_rex64.
1910 * config/i386/predicates.md (cmpsi_operand): Remove.
1912 2009-11-16 Paul Brook <paul@codesourcery.com>
1914 * doc/invoke.texi: Document ARM VFPv4 based FPUs.
1915 * config/arm/arm.c (all_fpus): Add VFPv4 entries.
1917 2009-11-14 Jan Hubicka <jh@suse.cz>
1919 * cgraphbuild.c (compute_call_stmt_bb_frequency): Use proper
1921 * cgraph.c (cgraph_clone_edge): Avoid freq_scale 0 to completely
1922 zero out all callees.
1923 * cgraphunit.c (verify_cgraph_node): Verify cgraph nodes for
1924 frequency and count match.
1925 * ipa-inline.c (update_noncloned_frequencies): New function.
1926 (cgraph_clone_inlined_nodes): Use it.
1927 * tree-inline.c (copy_bb): Fix frequency scaling; output
1928 diagnostic on frequency mismatches to dump file.
1929 (initialize_cfun): Do not scale frequency; fix count scaling;
1930 initialize entry and exit block frequencies; copy profile info.
1931 (copy_cfg_body): Use frequency_scale as argument; fix count scaling.
1932 (copy_body): Use frequency_scale as argument.
1933 (expand_call_inline): Compute frequency scale and output diagnostic
1935 (delete_unreachable_blocks_update_callgrah): Remove checking that
1936 has to be done after edge redirection.
1937 (tree_function_versioning): Update initialize_cfun and copy_body call.
1939 2009-11-14 Jan Hubicka <jh@suse.cz>
1941 * cgraph.c (cgraph_release_function_body): Update use of
1942 ipa_transforms_to_apply.
1943 (cgraph_remove_node): Remove ipa_transforms_to_apply.
1944 * cgraph.h (struct cgraph_node): Add ipa_transforms_to_apply.
1945 * cgraphunit.c (save_inline_function_body): Clear ipa_transforms for
1947 (cgraph_materialize_clone): Remove original if dead.
1948 * lto-streamer-in.c (lto_read_body): Remove FIXME and
1949 ipa_transforms_to_apply hack.
1950 * function.h (struct function): Add ipa_transforms_to_apply.
1951 * ipa.c (cgraph_remove_unreachable_nodes): Handle dead clone originals.
1952 * tree-inline.c (copy_bb): Update sanity check.
1953 (initialize_cfun): Do not copy ipa_transforms_to_apply.
1954 (expand_call_inline): remove dead clone originals.
1955 (tree_function_versioning): Merge transformation queues.
1956 * passes.c (add_ipa_transform_pass): Remove.
1957 (execute_one_ipa_transform_pass): Update ipa_transforms_to_apply
1959 (execute_all_ipa_transforms): Update.
1960 (execute_one_pass): Update.
1962 2009-11-14 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
1964 PR target/21078, 21080
1965 * config/avr/avr.c (avr_return_addr_rtx): New function for
1966 builtin_return_address.
1967 (expand_prologue): Calculate stack usage.
1968 (avr_asm_function_end_prologue): Output stack size and offset label.
1969 * config/avr/avr.h (RETURN_ADDR_RTX): Replace.
1970 (machine_function): Add stack_usage.
1971 * config/avr/avr-protos.h (avr_return_addr_rtx): New function.
1973 2009-11-14 Anatoly Sokolov <aesok@post.ru>
1975 * config/iq2000/iq2000.c (iq2000_function_value): Make static, add
1976 new 'outgoing' argument.
1977 (iq2000_libcall_value, iq2000_function_value_regno_p): New functions.
1978 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
1979 * config/iq2000/iq2000.h (FUNCTION_VALUE_REGNO_P): Redefine, use
1980 iq2000_function_value_regno_p.
1981 (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
1982 * config/iq2000/iq2000-protos.h (iq2000_function_value_regno_p):
1985 2009-11-14 Richard Earnshaw <rearnsha@arm.com>
1988 * arm.md (adddi_sesidi_di): Place tied contraint first.
1989 (adddi_zesidi_di, subdi_di_zesidi, subdi_di_sesidi): Likewise
1990 (subdi_zesidi_di, subdi_sesidi_di): Likewise.
1991 (mulsi3_compare0, mulsi_compare0_scratch): Likewise.
1992 (mulsi3addsi, mulsi3addsi_compare0): Likewise.
1993 (mulsi3addsi_compare0_scratch, smulsi3_highpart_nov6): Likewise.
1994 (umulsi3_highpart_nov6, anddi_zesidi_di, anddi_sesdi_di): Likewise.
1995 (anddi_notdi_di, iordi_sesidi_di, xordi_sesidi_di): Likewise.
1996 (andsi_iorsi3_notsi, arm_ashldi3_1bit, arm_ashrdi3_1_bit): Likewise.
1997 (arm_lshrdi3_1bit, one_cmpldi2): Likewise.
1999 2009-11-14 Uros Bizjak <ubizjak@gmail.com>
2001 * config/i386/predicates.md (call_register_no_elim_operand):
2002 New predicate. Reject stack register as valid call operand
2004 (call_insn_operand): Use call_register_no_elim_operand.
2006 2009-11-13 Richard Henderson <rth@redhat.com>
2008 * function.c (stack_protect_prologue): Don't bypass expand_expr
2009 for stack_protect_guard and guard_decl.
2010 (stack_protect_epilogue): Likewise.
2012 2009-11-13 Jan Hubicka <jh@suse.cz>
2014 * ipa.c (function_and_variable_visibility): Clear COMDAT on functions
2015 when to PUBLIC is set.
2017 2009-11-13 Jakub Jelinek <jakub@redhat.com>
2020 * gimplify.c (gimplify_omp_atomic): Set DECL_GIMPLE_REG_P on
2023 2009-11-13 Uros Bizjak <ubizjak@gmail.com>
2026 * config/i386/i386.md (*call_pop_1, *call_1, *call_value_pop_1,
2027 *call_value_1): Use "lsm" as operand 1 constraint.
2028 * config/i386/predicates.md (call_insn_operand): Depend on
2029 index_register_operand to avoid %esp register.
2031 2009-11-13 Uros Bizjak <ubizjak@gmail.com>
2034 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
2037 * config/i386/i386.h (ix86_arch_indices) <X86_ARCH_CALL_ESP>: New.
2038 (TARGET_CALL_ESP): New define.
2039 * config/i386/i386.c (initial_ix86_tune_features): Initialize
2041 * config/i386/i386.md (*call_pop_1_esp, *call_1_esp,
2042 *call_value_pop_1_esp, *call_value_1_esp): Rename from *call_pop_1,
2043 *call_1, *call_value_pop_1 and *call_value_1. Depend on
2045 (*call_pop_1, *call_1, *call_value_pop_1, *call_value_1):
2046 New patterns, use "lsm" as operand 1 constraint.
2047 * config/i386/predicates.md (call_insn_operand): Depend on
2048 index_register_operand for !TARGET_CALL_ESP to avoid %esp register.
2050 2009-11-13 Jason Merrill <jason@redhat.com>
2053 * dwarf2out.c (gen_variable_die): Don't worry about DECL_COMDAT.
2054 Don't emit a second declaration at any scope.
2056 2009-11-13 Andrey Belevantsev <abel@ispras.ru>
2058 PR rtl-optimization/41697
2059 * sel-sched-ir.c (fallthru_bb_of_jump): Bail out when a block with
2060 a conditional jump has a single successor.
2062 2009-11-13 Andrey Belevantsev <abel@ispras.ru>
2064 * sched-deps.c (init_deps): New parameter lazy_reg_last. Don't
2065 allocate reg_last when in case lazy_reg_last is true.
2066 (init_deps_reg_last): New.
2067 (free_deps): When max_reg is 0, this context is already freed.
2068 * sched-int.h (init_deps_reg_last): Export.
2069 (init_deps): Update prototype.
2070 * sched-ebb.c (schedule_ebb): Update the call to init_deps.
2071 * sched-rgn.c (sched_rgn_compute_dependencies): Likewise.
2072 * ddg.c (build_intra_loop_deps): Likewise.
2073 * sel-sched-ir.c (copy_deps_context, create_deps_context,
2074 reset_deps_context, deps_init_id): Likewise.
2075 (init_first_time_insn_data): Lazy allocate INSN_DEPS_CONTEXT.
2076 (free_data_for_scheduled_insn): New, break down from ...
2077 (free_first_time_insn_data): ... here.
2078 (has_dependence_p): Allocate reg_last now, when it is needed.
2079 (extend_insn_data): When maximal LUID is big enough, allocate
2080 per-insn data in smaller chunks.
2081 * sel-sched-ir.h (free_data_for_scheduled_insn): Export.
2082 * sel-sched.c (update_seqnos_and_stage): Free INSN_DEPS_CONTEXT
2085 2009-11-13 Uros Bizjak <ubizjak@gmail.com>
2087 * config/i386/i386.md (call_value): Fix comment.
2088 (sibcall_value): Ditto.
2090 2009-11-13 Eric Botcazou <ebotcazou@adacore.com>
2092 * config/i386/linux-unwind.h (x86_frob_update_context): New function.
2093 (MD_FROB_UPDATE_CONTEXT): Define.
2095 2009-11-12 Eric Botcazou <ebotcazou@adacore.com>
2096 Laurent GUERBY <laurent@guerby.net>
2098 * config/sparc/linux-unwind.h (sparc64_fallback_frame_state): Tidy.
2099 Do not schedule an %sp restore. Compensate for RETURN_ADDR_OFFSET.
2100 (sparc_fallback_frame_state): Tidy. Compensate for RETURN_ADDR_OFFSET.
2102 2009-11-12 Jan Hubicka <jh@suse.cz>
2104 * ipa.c (function_and_variable_visibility): Fix my accidentail commit
2105 and clear DECL_COMMON on localized declarations.
2107 2009-11-12 Bernd Schmidt <bernd.schmidt@analog.com>
2110 * regrename.c (struct du_head): New structure; some elements moved
2112 (struct du_chain): ... this one.
2113 (open_chains, closed_chains): Now of type struct du_head *.
2114 (do_replace): Accept du_head argument, not du_chain. All callers
2115 changed. Modified code to match new data structures.
2116 (build_def_use): Return a list of du_head structures. Modified code
2117 to match new data structures.
2118 (dump_def_use_chain): Accept du_head argument, not du_chain. All
2119 callers changed. Modified code to match new data structures.
2120 (merge_overlapping_regs): Accept du_head argument, not du_chain. All
2121 callers changed. Modified code to match new data structures.
2122 (scan_rtx_reg): Change type of this_regno and this_nregs to unsigned.
2123 Allocate a du_head structure as well as a du_chain when creating a
2124 new chain. Modified other code to match new data structures.
2126 2009-11-12 Jan Hubicka <jh@suse.cz>
2128 * cgraph.h (varpool_node_name): Declare.
2129 * cgraphunit.c (process_function_and_variable_attributes): Set
2130 force_output flag on used variables.
2131 * ipa.c (function_and_variable_visibility): Dump externally visible
2132 and needed variables.
2133 * varpool.c (varpool_node_name): Export.
2134 (decide_is_variable_needed): Check COMDAT for externally visible vars;
2137 2009-11-12 Uros Bizjak <ubizjak@gmail.com>
2140 * simplify-rtx.c (simplify_replace_fn_rtx) <case 'e'>: Skip
2141 processing if XEXP (x, i) is NULL.
2143 2009-11-12 Jan Hubicka <jh@suse.cz>
2145 * ipa.c (function_and_variable_visibility): Verify that WEAK || COMMON
2146 imply PUBLIC || EXTERNAL.
2148 2009-11-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2151 * cfgexpand.c (expand_gimple_basic_block): Append NOP to a fallthru,
2152 single successor block, ending with jump created by RTL expander.
2154 2009-11-11 Jan Hubicka <jh@suse.cz>
2157 * ipa.c (function_and_variable_visibility): Do not privatize COMDAT
2158 and WEAK variables at -fwhole-program.
2161 * ipa.c (whole_program_function_and_variable_visility): COMDAT
2162 functions/variables are not needed even if they are externally visible.
2164 2009-11-11 Jan Hubicka <jh@suse.cz>
2166 (patch by Richard Guenther)
2167 * lto-streamer-out.c (output_function): Output head of argument list
2169 * lto-streamer-in.c (input_function): Re-map arguments into merged
2172 2009-11-11 Jan Hubicka <jh@suse.cz>
2174 * lto-cgraph.c: Include gcov-io.h
2175 (output_profile_summary): New function.
2176 (output_cgraph): Use it.
2177 (input_profile_summary): New function.
2178 (input_cgraph): Use it.
2179 * coverage.c (build_ctr_info_value): Use varpool; initalize
2180 DECL_ASSEMBLER_NAME.
2181 (create_coverage): Likewise.
2182 * tree-profile.c (tree_init_ic_make_global_vars): Likewise.
2183 (tree_init_edge_profiler): Likewise.
2184 * Makefile.in (lto-cgraph.o): Add dependency on gcov-io.h.
2186 2009-11-11 Kai Tietz <kai.tietz@onevision.com>
2188 * config/i386/cygming.h (HANDLE_PRAGMA_PUSH_POP_MACRO): Removed.
2189 * c-pragma.c (def_pragma_macro_value): Likewise.
2190 (def_pragma_macro): Likewise.
2191 (pushed_macro_table): Likewise.
2192 (HANDLE_PRAGMA_PUSH_POP_MACRO): Remove guarded code.
2193 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): Removed.
2195 2009-11-11 Basile Starynkevitch <basile@starynkevitch.net>
2197 * doc/plugins.texi (Registering custom attributes): section
2198 renamed as (Registering custom attributes or pragmas).
2199 Mentions custom attributes & pragmas, and c_register_pragma, with
2201 * doc/cpp.texi (Pragmas): Mentions that plugins can provide their
2203 * doc/extend.texi (Function Attributes): Mentions that plugin can
2204 provide their attributes.
2206 2009-11-11 Jon Beniston <jon@beniston.com>
2208 * config.gcc: Add lm32 elf and uclinux targets.
2209 * config/lm32: New directory.
2210 * config/lm32/lm32.c: New file.
2211 * config/lm32/lm32.h: New file.
2212 * config/lm32/lm32.md: New file.
2213 * config/lm32/lm32.opt: New file.
2214 * config/lm32/lm32-protos.h: New file.
2215 * config/lm32/constraints.md: New file.
2216 * config/lm32/predicates.md: New file.
2217 * config/lm32/sfp-machine.h: New file.
2218 * config/lm32/t-fprules-softfp: New file.
2219 * config/lm32/uclinux-elf.h: New file.
2220 * doc/invoke.texi: Document lm32 options.
2221 * doc/contrib.texi: Document lm32 porter.
2222 * doc/install.texi: Document lm32 targets.
2224 2009-11-11 Martin Jambor <mjambor@suse.cz>
2227 * ipa-prop.c (ipa_update_after_lto_read): Call
2228 ipa_check_create_node_params and ipa_check_create_edge_args. Also
2229 call ipa_initialize_node_params instead of ipa_populate_param_decls.
2231 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
2233 * config/arm/arm.c (neon_vdup_constant, neon_make_constant): New.
2234 (neon_expand_vector_init): Use them. Also handle non-constant
2235 vectors with identical elements and vectors with only one
2236 non-constant element.
2237 (arm_print_operand): Handle 'y' modifier.
2238 * config/arm/arm-protos.h (neon_make_constant): Declare.
2239 * config/arm/neon.md (neon_vdup_n<mode>): Split into two
2240 patterns. Use VX instead of VDQW for the first one. Allow
2241 a VFP alternative and V32 modes for the second one.
2242 * config/arm/neon.ml (shape_elt): Add Alternatives.
2243 (ops): Use Alternatives for vdup lane instructions.
2244 * config/arm/neon-testgen.ml (analyze_shape): Handle Alternatives.
2245 * config/arm/vec-common.md (mov<mode>): Use neon_make_constant.
2247 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
2249 * config/arm/neon.md (*neon_mov<mode>): Reject two non-register
2251 (movti, mov<mode>): Call force_reg on one operand if required.
2252 * config/arm/vec-common.md (mov<mode>): Likewise.
2254 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
2256 * config/arm/arm.c (arm_override_options): Enable scheduling for
2259 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
2263 * expr.h (anti_adjust_stack_and_probe): Declare.
2264 * explow.c (anti_adjust_stack_and_probe): Make global, add ADJUST_BACK
2265 parameter and rewrite head comment.
2266 (allocate_dynamic_stack_space): Adjust call to above function.
2267 * function.c (expand_function_end): Handle STACK_CHECK_MOVING_SP.
2269 * tree.h (dwarf2out_args_size): Delete.
2270 * dwarf2out.c (dwarf2out_args_size): Make static and move around.
2271 (dwarf2out_args_size_adjust): Delete prototype and move around.
2272 (dwarf2out_frame_debug_expr): Do not record arg size adjustments for
2273 ACCUMULATE_OUTGOING_ARGS targets.
2275 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
2277 * config/sparc/sparc.c (print_operand) <')'>: Test for a non-null
2278 DECL_SIZE of DECL_RESULT before evaluating it.
2280 2009-11-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2282 PR tree-optimization/41987
2283 * fold-const.c (const_binop): Avoid using fold_buildN().
2285 2009-11-10 Martin Jambor <mjambor@suse.cz>
2287 * tree-pass.h (struct ipa_opt_pass_d): Added stmt_fixup field.
2288 (execute_all_ipa_stmt_fixups): Declare.
2289 * ipa-cp.c (pass_ipa_cp): Added stmt_fixup value.
2290 * ipa-inline.c (pass_ipa_inline): Likewise.
2291 * ipa-pure-const.c (pass_ipa_pure_cons): Likewise.
2292 * ipa-reference.c (pass_ipa_reference): Likewise.
2293 * ipa.c (pass_ipa_whole_program_visibility): Likewise.
2294 * lto-streamer-out.c (pass_ipa_lto_gimple_out): Likewise.
2295 (pass_ipa_lto_finish_out): Likewise.
2296 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Likewise.
2297 * passes.c (execute_ipa_stmt_fixups): New function.
2298 (execute_all_ipa_stmt_fixups): New function.
2299 * lto-streamer-in.c (input_function): Call execute_all_ipa_stmt_fixups.
2301 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
2304 * explow.c (probe_stack_range): Fix typo.
2305 * config/sparc/sparc.md (probe_stack): New expander.
2307 2009-11-09 Dave Korn <dave.korn.cygwin@gmail.com>
2309 * config/i386/cygwin.h (LINK_SPEC): Add -tsaware flag if !mno-cygwin.
2311 2009-11-09 Jason Merrill <jason@redhat.com>
2313 * gdbinit.in (pgq): New function for printing gimple sequence.
2315 2009-11-09 Paul Brook <paul@codesourcery.com>
2316 Daniel Jacobowitz <dan@codesourcery.com>
2317 Sandra Loosemore <sandra@codesourcery.com>
2319 * doc/extend.texi (Half-Precision): Update wording to reflect
2320 that there are now multiple -mfpu options that enable fp16
2322 * doc/invoke.texi: Update list of ARM -mfpu= options.
2323 * config.gcc: Update ARM --with-fpu option list.
2324 * config/arm/arm.c (all_fpus): Add vfpv3-fp16, vfpv3-d16-fp16,
2325 vfpv3xd and vfpv3xd-fp16.
2326 (use_vfp_abi): New function.
2327 (aapcs_vfp_is_call_or_return_candidate): Avoid double precision regs
2329 (aapcs_vfp_is_return_candidate, aapcs_vfp_is_call_candidate,
2330 aapcs_vfp_allocate_return_reg): Use use_vfp_abi.
2331 (arm_rtx_costs_1, arm_size_rtx_costs, arm_fastmul_rtx_costs,
2332 arm_9e_rtx_costs): Only expect double-precision operations if the FPU
2334 (coproc_secondary_reload_class): Reload HFmode via GENERAL_REGS if no
2336 (arm_print_operand): Handle 'p' modifier.
2337 (arm_hard_regno_mode_ok): : Allow HFmode in VFP registers if
2339 * config/arm/arm.h (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Define.
2340 (TARGET_FP16): Define.
2341 * config/arm/vfp.md: Disable double-precision patterns if the FPU
2342 does not provide them.
2343 (arm_movdi_vfp, thumb2_movdi_vfp): Use fcpys to move
2344 double-precision values on a single-precision FPU.
2345 (movdf_vfp, thumb2_movdf_vfp): Likewise. Use "Dy" for
2346 double-precision constants.
2347 (movhf_vfp_neon): New pattern (was movhf_vfp).
2348 (movhf_vfp): Remove NEON instructions.
2349 * config/arm/constraints.md: Add new "Dy" constraint for
2350 double-precision constants. Update description of "Dv".
2351 * config/arm/arm.md: Disable double-precision patterns if the FPU
2352 does not provide them
2354 2009-11-09 Jakub Jelinek <jakub@redhat.com>
2356 * config/i386/i386.c (print_operand) <case 'D'>: Fix formatting.
2357 (print_operand) <case 'Y'>: Likewise. Fix a pasto in operand lossage
2360 2009-11-08 H.J. Lu <hongjiu.lu@intel.com>
2362 * collect2.c (main): Search PLUGIN_LD for plugin linker.
2364 * configure.ac (--with-plugin-ld): New. Default to ld.
2365 * configure: Regenerated.
2366 * config.in: Likewise.
2368 * exec-tool.in (ORIGINAL_PLUGIN_LD_FOR_TARGET): New.
2369 (collect-ld): Use ORIGINAL_PLUGIN_LD_FOR_TARGET for -plugin.
2371 2009-11-08 Jonathan Gray <jsg@openbsd.org>
2373 * config/openbsd-stdint.h: Change to reflect what
2374 c_common_nodes_and_builtins expects.
2376 2009-11-08 Paolo Carlini <paolo.carlini@oracle.com>
2378 * builtins.c (apply_args_reg_offset): Remove commented out delaration.
2380 2009-11-08 Jakub Jelinek <jakub@redhat.com>
2383 * config/i386/i386.c (get_some_local_dynamic_name): Don't assert
2384 function contains at least one local dynamic name.
2385 (print_operand) <case '&'>: Instead output operand lossage diagnostics
2386 here if that happens.
2388 2009-11-08 Zbigniew Chamski <zbigniew.chamski@gmail.com>
2389 Joern Rennecke <amylaar@spamcop.net>
2391 * cfgrtl.c (pass_free_cfg): Add pass name.
2392 * cgraphbuild.c (pass_build_cgraph_edges): Likewise.
2393 (pass_rebuild_cgraph_edges, pass_remove_cgraph_callee_edges): Likewise.
2394 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Change pass name.
2395 * df-core.c (pass_df_initialize_no_opt): Likewise.
2396 * except.c (pass_rtl_eh): Likewise.
2397 * function.c (pass_init_function, pass_leaf_regs): Likewise.
2398 * gcse.c (pass_rtl_pre): Change pass name.
2399 * passes.c (pass_postreload): Add pass name.
2400 (make_pass_instance): Don't use duplicate-tracking logic for
2401 names starting with '*'.
2402 (next_pass_1): Assert that pass has a name.
2403 (register_one_dump_file): If there is an space in the name,
2405 * predict.c (pass_strip_predict_hints): Add pass name.
2406 * reg-stack.c (pass_stack_regs): Likewise.
2407 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
2408 * tree-cfg.c (pass_warn_function_return,
2409 pass_warn_function_noreturn): Add pass name.
2410 * tree-dfa.c (pass_referenced_vars): Likewise.
2411 * tree-optimize.c (pass_cleanup_cfg_post_optimizing):
2412 Fix whitespace before comment.
2413 (pass_fixup_cfg): Add pass name, fix whitespace before comment.
2414 (pass_init_datastructures): Add pass name.
2415 * tree-ssa-loop.c (pass_record_bounds): Likewise.
2416 * tree-ssa.c (pass_early_warn_uninitialized,
2417 pass_late_warn_uninitialized): Likewise.
2418 * tree.c (pass_ipa_free_lang_data): Likewise.
2419 * doc/passes.texi (pass manager): Document how to disambiguate
2422 2009-11-08 Paolo Bonzini <bonzini@gnu.org>
2424 * df-problems.c: Fix documentation for forward simulation of LR.
2425 (df_simulate_one_insn_forwards): Use df_simulate_find_defs.
2426 (df_simulate_finalize_forwards): Remove.
2427 * df.h (df_simulate_finalize_forwards): Remove.
2429 2009-11-08 Richard Guenther <rguenther@suse.de>
2431 * tree-ssa-structalias.c (build_succ_graph): Properly make
2432 variables escape if they are stored to anything.
2434 2009-11-08 Richard Guenther <rguenther@suse.de>
2436 PR rtl-optimization/41928
2437 * loop-invariant.c (free_loop_data): If we didn't allocate
2438 loop data do not try to free it.
2440 2009-11-07 Jason Merrill <jason@redhat.com>
2442 * tree.c (reconstruct_complex_type): Preserve attributes.
2444 2009-11-07 Richard Guenther <rguenther@suse.de>
2446 * tree-ssa-structalias.c (build_succ_graph): Feed stores
2447 to anything only to variables that can take pointers.
2448 (get_constraint_for_ssa_var): Properly exclude full
2449 variables from expanding.
2450 (first_vi_for_offset): Avoid overflow in arithmetic.
2451 (first_or_preceding_vi_for_offset): Likewise.
2452 (count_num_arguments): Fix implementation.
2453 (gate_ipa_pta): Do not run when not optimizing.
2455 2009-11-07 David Binderman <dcb314@hotmail.com>
2457 * builtins.c (apply_args_size, expand_builtin_mathfn, expand_powi,
2458 expand_builtin_expect, maybe_emit_sprintf_chk_warning): Remove some
2459 set but not used variables.
2460 (apply_args_reg_offset): Comment out as unused.
2461 * calls.c (flags_from_decl_or_type): Likewise.
2462 * genautomata.c (check_regexp_units_distribution): Likewise.
2464 2009-11-07 Uros Bizjak <ubizjak@gmail.com>
2466 * config/i386/sse.md (xop_pmacsww, xop_pmacssww, xop_pmacsdd,
2467 xop_pmacssdd, xop_pmacssdql, xop_pmacssdqh, xop_pmacsdql,
2468 *xop_pmacsdql_mem, xop_pmacsdqh, *xop_pmacsdqh_mem, xop_pmacsswd,
2469 xop_pmacswd, xop_pmadcsswd, xop_pmadcswd, xop_pcmov_<mode>,
2470 xop_pcmov_<mode>256, xop_pperm, xop_pperm_pack_v2di_v4si,
2471 xop_pperm_pack_v4si_v8hi, xop_pperm_pack_v8hi_v16qi): Compress
2472 operand alternatives.
2474 2009-11-06 Michael Matz <matz@suse.de>
2477 * tree-ssa-math-opts.c (execute_cse_reciprocals): Check all uses
2478 of a potential reciprocal to really be reciprocals.
2480 2009-11-06 Jakub Jelinek <jakub@redhat.com>
2482 * config/i386/x86intrin.h: Include fma4intrin.h, xopintrin.h and
2483 lwpintrin.h after immintrin.h.
2484 * config/i386/fma4intrin.h (__v8sf, __v4df, __m256, __m256d): Remove
2488 * c-common.c (fold_offsetof_1) <case ARRAY_REF>: Don't crash for VLAs
2489 or non-constant index, allow index one past the last element and
2490 allow exceeding array bound in arrays that might be used as flexible
2493 2009-11-05 Richard Henderson <rth@redhat.com>
2495 * config/i386/ia32intrin.h: Protect CRC32 builtins with __SSE4_2__.
2497 2009-11-05 Paul Brook <paul@codesourcery.com>
2499 * config/arm/arm.c (arm_fp_model, arm_fpu_arch, arm_fpu_tune): Remove.
2500 (arm_fpu_desc): New.
2501 (all_fpus): Add FPU details.
2502 (fp_model_for_fpu): Remove.
2503 (arm_override_options): Set and use arm_fpu_desc and arm_fpu_attr.
2504 (arm_output_epilogue, arm_save_coproc_regs): Use TARGET_FPA_EMU2.
2505 (arm_file_start): Use arm_fpu_desc.
2506 * config/arm/arm.h (TARGET_FPA, TARGET_MAVERICK, TARGET_VFP,
2507 TARGET_VFPD32, TARGET_VFP3, TARGET_NEON_FP16, TARGET_NEON): Use
2509 (TARGET_FPA_EMU2): Define.
2510 (arm_fp_model, fputype, arm_fpu_tune): Remove.
2511 (vfp_reg_type, arm_fpu_desc): New.
2512 * config/arm/arm.md (attr fpu): Simplify.
2513 * config/arm/fpa.md (movxf_fpa): Use TARGET_FPA_EMU2.
2514 * config/arm/linux-elf.h (FPUTYPE_DEFAULT): Use string value.
2515 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Use string value.
2516 * config/arm/netbsd-elf.h (FPUTYPE_DEFAULT): Use string value.
2517 * config/arm/vxworks.h (FPUTYPE_DEFAULT): Use string value.
2519 2009-11-05 Michael Matz <matz@suse.de>
2521 * config/i386/i386.c (ix86_builtin_reciprocal): Remove dependency
2523 * doc/invoke.texi (-mrecip): Clarify that we don't need -mrecip
2526 2009-11-04 Jason Merrill <jason@redhat.com>
2529 * varasm.c (initializer_constant_valid_p): A PLUS_EXPR
2530 or MINUS_EXPR of REAL_TYPE is not a valid constant initializer.
2531 (output_constant): Avoid crash after error.
2533 2009-11-05 Martin Jambor <mjambor@suse.cz>
2535 * tree-sra.c (struct access): Changed comment of next_sibling field.
2536 (analyze_modified_params): Loop over accesses of a group rather than
2537 over all with the ame base, pass a common bitmap to
2539 (unmodified_by_ref_scalar_representative): Build link lists of
2540 accesses of a group.
2541 (splice_param_accesses): Likewise.
2543 2009-11-04 Kenneth Zadeck <zadeck@naturalbridge.com>
2545 * df-scan.c (df-uses-record): Add case zero_extract of mem.
2547 2009-11-04 Eric Botcazou <ebotcazou@adacore.com>
2551 * config/i386/i386.md (probe_stack): New expander.
2552 (logical operation peepholes): Do not split stack checking probes.
2554 2009-11-04 Harsha Jagasia <harsha.jagasia@amd.com>
2555 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2557 * doc/invoke.texi (-mlwp): Add documentation.
2558 * doc/extend.texi (x86 intrinsics): Add LWP intrinsics.
2559 * config.gcc (i[34567]86-*-*): Include lwpintrin.h.
2560 (x86_64-*-*): Ditto.
2561 * config/i386/lwpintrin.h: New file, provide x86 compiler
2562 intrinisics for LWP.
2563 * config/i386/cpuid.h (bit_LWP): Define LWP bit.
2564 * config/i386/x86intrin.h: Add LWP check and lwpintrin.h.
2565 * config/i386/i386-c.c (ix86_target_macros_internal): Check
2567 * config/i386/i386.h (TARGET_LWP): New macro for LWP.
2568 * config/i386/i386.opt (-mlwp): New switch for LWP support.
2569 * config/i386/i386.c (OPTION_MASK_ISA_LWP_SET): New.
2570 (OPTION_MASK_ISA_LWP_UNSET): New.
2571 (ix86_handle_option): Handle -mlwp.
2572 (isa_opts): Handle -mlwp.
2573 (enum pta_flags): Add PTA_LWP.
2574 (override_options): Add LWP support.
2575 (IX86_BUILTIN_LLWPCB16): New for LWP intrinsic.
2576 (IX86_BUILTIN_LLWPCB32): Ditto.
2577 (IX86_BUILTIN_LLWPCB64): Ditto.
2578 (IX86_BUILTIN_SLWPCB16): Ditto.
2579 (IX86_BUILTIN_SLWPCB32): Ditto.
2580 (IX86_BUILTIN_SLWPCB64): Ditto.
2581 (IX86_BUILTIN_LWPVAL16): Ditto.
2582 (IX86_BUILTIN_LWPVAL32): Ditto.
2583 (IX86_BUILTIN_LWPVAL64): Ditto.
2584 (IX86_BUILTIN_LWPINS16): Ditto.
2585 (IX86_BUILTIN_LWPINS32): Ditto.
2586 (IX86_BUILTIN_LWPINS64): Ditto.
2587 (enum ix86_special_builtin_type): Add LWP intrinsic support.
2588 (builtin_description): Ditto.
2589 (ix86_init_mmx_sse_builtins): Ditto.
2590 (ix86_expand_special_args_builtin): Ditto.
2591 * config/i386/i386.md (UNSPEC_LLWP_INTRINSIC): Add new UNSPEC for
2593 (UNSPEC_SLWP_INTRINSIC): Ditto.
2594 (UNSPECV_LWPVAL_INTRINSIC): Ditto.
2595 (UNSPECV_LWPINS_INTRINSIC): Ditto.
2596 (lwp_llwpcbhi1): New lwp pattern.
2597 (lwp_llwpcbsi1): Ditto.
2598 (lwp_llwpcbdi1): Ditto.
2599 (lwp_slwpcbhi1): Ditto.
2600 (lwp_slwpcbsi1): Ditto.
2601 (lwp_slwpcbdi1): Ditto.
2602 (lwp_lwpvalhi3): Ditto.
2603 (lwp_lwpvalsi3): Ditto.
2604 (lwp_lwpvaldi3): Ditto.
2605 (lwp_lwpinshi3): Ditto.
2606 (lwp_lwpinssi3): Ditto.
2607 (lwp_lwpinsdi3): Ditto.
2609 2009-11-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
2610 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
2613 * simplify-rtx.c (simplify_binary_operation_1): Simplify vec_select of
2616 2009-11-04 Richard Guenther <rguenther@suse.de>
2617 Rafael Avila de Espindola <espindola@google.com>
2619 * gcc.c (process_command): Handle arguments name@offset.
2621 2009-11-04 Harsha Jagasia <harsha.jagasia@amd.com>
2622 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2624 * config.gcc (i[34567]86-*-*): Include xopintrin.h.
2625 (x86_64-*-*): Ditto.
2626 * config/i386/xopintrin.h: New file, provide common x86 compiler
2627 intrinisics for XOP.
2628 * config/i386/cpuid.h (bit_XOP): Define XOP bit.
2629 * config/i386/x86intrin.h: Add XOP check and xopintrin.h.
2630 * config/i386/i386-c.c(ix86_target_macros_internal): Check
2632 * config/i386/i386.h(TARGET_XOP): New macro for XOP.
2633 * config/i386/i386.opt (-mxop): New switch for XOP support.
2634 * config/i386/i386.md (UNSPEC_XOP_UNSIGNED_CMP)
2635 (UNSPEC_XOP_TRUEFALSE)
2636 (UNSPEC_XOP_PERMUTE)
2637 (UNSPEC_FRCZ): Add new UNSPEC for XOP support.
2638 (PPERM_*): New constants for vpperm instruction.
2639 (xop_pcmov_<mode>): Add XOP conditional mov instructions.
2640 * config/i386/i386.c (OPTION_MASK_ISA_XOP_SET): New.
2641 (OPTION_MASK_ISA_XOP_UNSET): New.
2642 (OPTION_MASK_ISA_XOP_UNSET): Change definition to depend on XOP.
2643 (ix86_handle_option): Handle -mxop.
2644 (isa_opts): Handle -mxop.
2645 (enum pta_flags): Add PTA_XOP.
2646 (override_options): Add XOP support.
2647 (print_operand): Add code for XOP compare instructions.
2648 (ix86_expand_sse_movcc): Extend for XOP conditional move instruction.
2649 (ix86_expand_int_vcond): Extend for XOP compare instruction.
2651 (IX86_BUILTIN_VPCMOV): New for XOP intrinsic.
2652 (IX86_BUILTIN_VPCMOV_V2DI): Ditto.
2653 (IX86_BUILTIN_VPCMOV_V4SI): Ditto.
2654 (IX86_BUILTIN_VPCMOV_V8HI): Ditto.
2655 (IX86_BUILTIN_VPCMOV_V16QI): Ditto.
2656 (IX86_BUILTIN_VPCMOV_V4SF): Ditto.
2657 (IX86_BUILTIN_VPCMOV_V2DF): Ditto.
2659 (IX86_BUILTIN_VPCMOV256): Ditto.
2660 (IX86_BUILTIN_VPCMOV_V4DI256): Ditto.
2661 (IX86_BUILTIN_VPCMOV_V8SI256): Ditto.
2662 (IX86_BUILTIN_VPCMOV_V16HI256): Ditto.
2663 (IX86_BUILTIN_VPCMOV_V32QI256): Ditto.
2664 (IX86_BUILTIN_VPCMOV_V8SF256): Ditto.
2665 (IX86_BUILTIN_VPCMOV_V4DF256): Ditto.
2667 (IX86_BUILTIN_VPPERM): Ditto.
2669 (IX86_BUILTIN_VPMACSSWW): Ditto.
2670 (IX86_BUILTIN_VPMACSWW): Ditto.
2671 (IX86_BUILTIN_VPMACSSWD): Ditto.
2672 (IX86_BUILTIN_VPMACSWD): Ditto.
2673 (IX86_BUILTIN_VPMACSSDD): Ditto.
2674 (IX86_BUILTIN_VPMACSDD): Ditto.
2675 (IX86_BUILTIN_VPMACSSDQL): Ditto.
2676 (IX86_BUILTIN_VPMACSSDQH): Ditto.
2677 (IX86_BUILTIN_VPMACSDQL): Ditto.
2678 (IX86_BUILTIN_VPMACSDQH): Ditto.
2679 (IX86_BUILTIN_VPMADCSSWD): Ditto.
2680 (IX86_BUILTIN_VPMADCSWD): Ditto.
2682 (IX86_BUILTIN_VPHADDBW): Ditto.
2683 (IX86_BUILTIN_VPHADDBD): Ditto.
2684 (IX86_BUILTIN_VPHADDBQ): Ditto.
2685 (IX86_BUILTIN_VPHADDWD): Ditto.
2686 (IX86_BUILTIN_VPHADDWQ): Ditto.
2687 (IX86_BUILTIN_VPHADDDQ): Ditto.
2688 (IX86_BUILTIN_VPHADDUBW): Ditto.
2689 (IX86_BUILTIN_VPHADDUBD): Ditto.
2690 (IX86_BUILTIN_VPHADDUBQ): Ditto.
2691 (IX86_BUILTIN_VPHADDUWD): Ditto.
2692 (IX86_BUILTIN_VPHADDUWQ): Ditto.
2693 (IX86_BUILTIN_VPHADDUDQ): Ditto.
2694 (IX86_BUILTIN_VPHSUBBW): Ditto.
2695 (IX86_BUILTIN_VPHSUBWD): Ditto.
2696 (IX86_BUILTIN_VPHSUBDQ): Ditto.
2698 (IX86_BUILTIN_VPROTB): Ditto.
2699 (IX86_BUILTIN_VPROTW): Ditto.
2700 (IX86_BUILTIN_VPROTD): Ditto.
2701 (IX86_BUILTIN_VPROTQ): Ditto.
2702 (IX86_BUILTIN_VPROTB_IMM): Ditto.
2703 (IX86_BUILTIN_VPROTW_IMM): Ditto.
2704 (IX86_BUILTIN_VPROTD_IMM): Ditto.
2705 (IX86_BUILTIN_VPROTQ_IMM): Ditto.
2707 (IX86_BUILTIN_VPSHLB): Ditto.
2708 (IX86_BUILTIN_VPSHLW): Ditto.
2709 (IX86_BUILTIN_VPSHLD): Ditto.
2710 (IX86_BUILTIN_VPSHLQ): Ditto.
2711 (IX86_BUILTIN_VPSHAB): Ditto.
2712 (IX86_BUILTIN_VPSHAW): Ditto.
2713 (IX86_BUILTIN_VPSHAD): Ditto.
2714 (IX86_BUILTIN_VPSHAQ): Ditto.
2716 (IX86_BUILTIN_VFRCZSS): Ditto.
2717 (IX86_BUILTIN_VFRCZSD): Ditto.
2718 (IX86_BUILTIN_VFRCZPS): Ditto.
2719 (IX86_BUILTIN_VFRCZPD): Ditto.
2720 (IX86_BUILTIN_VFRCZPS256): Ditto.
2721 (IX86_BUILTIN_VFRCZPD256): Ditto.
2723 (IX86_BUILTIN_VPCOMEQUB): Ditto.
2724 (IX86_BUILTIN_VPCOMNEUB): Ditto.
2725 (IX86_BUILTIN_VPCOMLTUB): Ditto.
2726 (IX86_BUILTIN_VPCOMLEUB): Ditto.
2727 (IX86_BUILTIN_VPCOMGTUB): Ditto.
2728 (IX86_BUILTIN_VPCOMGEUB): Ditto.
2729 (IX86_BUILTIN_VPCOMFALSEUB): Ditto.
2730 (IX86_BUILTIN_VPCOMTRUEUB): Ditto.
2732 (IX86_BUILTIN_VPCOMEQUW): Ditto.
2733 (IX86_BUILTIN_VPCOMNEUW): Ditto.
2734 (IX86_BUILTIN_VPCOMLTUW): Ditto.
2735 (IX86_BUILTIN_VPCOMLEUW): Ditto.
2736 (IX86_BUILTIN_VPCOMGTUW): Ditto.
2737 (IX86_BUILTIN_VPCOMGEUW): Ditto.
2738 (IX86_BUILTIN_VPCOMFALSEUW): Ditto.
2739 (IX86_BUILTIN_VPCOMTRUEUW): Ditto.
2741 (IX86_BUILTIN_VPCOMEQUD): Ditto.
2742 (IX86_BUILTIN_VPCOMNEUD): Ditto.
2743 (IX86_BUILTIN_VPCOMLTUD): Ditto.
2744 (IX86_BUILTIN_VPCOMLEUD): Ditto.
2745 (IX86_BUILTIN_VPCOMGTUD): Ditto.
2746 (IX86_BUILTIN_VPCOMGEUD): Ditto.
2747 (IX86_BUILTIN_VPCOMFALSEUD): Ditto.
2748 (IX86_BUILTIN_VPCOMTRUEUD): Ditto.
2750 (IX86_BUILTIN_VPCOMEQUQ): Ditto.
2751 (IX86_BUILTIN_VPCOMNEUQ): Ditto.
2752 (IX86_BUILTIN_VPCOMLTUQ): Ditto.
2753 (IX86_BUILTIN_VPCOMLEUQ): Ditto.
2754 (IX86_BUILTIN_VPCOMGTUQ): Ditto.
2755 (IX86_BUILTIN_VPCOMGEUQ): Ditto.
2756 (IX86_BUILTIN_VPCOMFALSEUQ): Ditto.
2757 (IX86_BUILTIN_VPCOMTRUEUQ): Ditto.
2759 (IX86_BUILTIN_VPCOMEQB): Ditto.
2760 (IX86_BUILTIN_VPCOMNEB): Ditto.
2761 (IX86_BUILTIN_VPCOMLTB): Ditto.
2762 (IX86_BUILTIN_VPCOMLEB): Ditto.
2763 (IX86_BUILTIN_VPCOMGTB): Ditto.
2764 (IX86_BUILTIN_VPCOMGEB): Ditto.
2765 (IX86_BUILTIN_VPCOMFALSEB): Ditto.
2766 (IX86_BUILTIN_VPCOMTRUEB): Ditto.
2768 (IX86_BUILTIN_VPCOMEQW): Ditto.
2769 (IX86_BUILTIN_VPCOMNEW): Ditto.
2770 (IX86_BUILTIN_VPCOMLTW): Ditto.
2771 (IX86_BUILTIN_VPCOMLEW): Ditto.
2772 (IX86_BUILTIN_VPCOMGTW): Ditto.
2773 (IX86_BUILTIN_VPCOMGEW): Ditto.
2774 (IX86_BUILTIN_VPCOMFALSEW): Ditto.
2775 (IX86_BUILTIN_VPCOMTRUEW): Ditto.
2777 (IX86_BUILTIN_VPCOMEQD): Ditto.
2778 (IX86_BUILTIN_VPCOMNED): Ditto.
2779 (IX86_BUILTIN_VPCOMLTD): Ditto.
2780 (IX86_BUILTIN_VPCOMLED): Ditto.
2781 (IX86_BUILTIN_VPCOMGTD): Ditto.
2782 (IX86_BUILTIN_VPCOMGED): Ditto.
2783 (IX86_BUILTIN_VPCOMFALSED): Ditto.
2784 (IX86_BUILTIN_VPCOMTRUED): Ditto.
2786 (IX86_BUILTIN_VPCOMEQQ): Ditto.
2787 (IX86_BUILTIN_VPCOMNEQ): Ditto.
2788 (IX86_BUILTIN_VPCOMLTQ): Ditto.
2789 (IX86_BUILTIN_VPCOMLEQ): Ditto.
2790 (IX86_BUILTIN_VPCOMGTQ): Ditto.
2791 (IX86_BUILTIN_VPCOMGEQ): Ditto.
2792 (IX86_BUILTIN_VPCOMFALSEQ): Ditto.
2793 (IX86_BUILTIN_VPCOMTRUEQ): Ditto.
2795 (enum multi_arg_type): New enum for describing the various XOP
2796 intrinsic argument types.
2797 (bdesc_multi_arg): New table for XOP intrinsics.
2798 (ix86_init_mmx_sse_builtins): Add XOP intrinsic support.
2799 (ix86_expand_multi_arg_builtin): New function for creating XOP
2802 * config/i386/sse.md (sserotatemax): New mode attribute for XOP.
2803 (xop_pmacsww): Ditto.
2804 (xop_pmacssww): Ditto.
2805 (xop_pmacsdd): Ditto.
2806 (xop_pmacssdd): Ditto.
2807 (xop_pmacssdql): Ditto.
2808 (xop_pmacssdqh): Ditto.
2809 (xop_pmacsdql): Ditto.
2810 (xop_pmacsdql_mem): Ditto.
2811 (xop_mulv2div2di3_low): Ditto.
2812 (xop_pmacsdqh): Ditto.
2813 (xop_pmacsdqh_mem): Ditto.
2814 (xop_mulv2div2di3_high): Ditto.
2815 (xop_pmacsswd): Ditto.
2816 (xop_pmacswd): Ditto.
2817 (xop_pmadcsswd): Ditto.
2818 (xop_pmadcswd): Ditto.
2819 (xop_pcmov_<mode>): Ditto.
2820 (xop_pcmov_<mode>256): Ditto.
2821 (xop_phaddbw): Ditto.
2822 (xop_phaddbd): Ditto.
2823 (xop_phaddbq): Ditto.
2824 (xop_phaddwd): Ditto.
2825 (xop_phaddwq): Ditto.
2826 (xop_phadddq): Ditto.
2827 (xop_phaddubw): Ditto.
2828 (xop_phaddubd): Ditto.
2829 (xop_phaddubq): Ditto.
2830 (xop_phadduwd): Ditto.
2831 (xop_phadduwq): Ditto.
2832 (xop_phaddudq): Ditto.
2833 (xop_phsubbw): Ditto.
2834 (xop_phsubwd): Ditto.
2835 (xop_phsubdq): Ditto.
2837 (rotl<mode>3): Ditto.
2838 (rotr<mode>3): Ditto.
2839 (xop_rotl<mode>3): Ditto.
2840 (xop_rotr<mode>3): Ditto.
2841 (vrotr<mode>3): Ditto.
2842 (vrotl<mode>3): Ditto.
2843 (xop_vrotl<mode>3): Ditto.
2844 (vlshr<mode>3): Ditto.
2845 (vashr<mode>3): Ditto.
2847 (xop_ashl<mode>3): Ditto.
2848 (xop_lshl<mode>3): Ditto.
2849 (ashlv16qi3): Ditto.
2850 (lshlv16qi3): Ditto.
2851 (ashrv16qi3): Ditto.
2853 (xop_frcz<mode>2): Ditto.
2854 (xop_vmfrcz<mode>2): Ditto.
2855 (xop_frcz<mode>2256): Ditto.
2856 (xop_maskcmp<mode>3): Ditto.
2857 (xop_maskcmp_uns<mode>3): Ditto.
2858 (xop_maskcmp_uns2<mode>3): Ditto.
2859 (xop_pcom_tf<mode>3): Ditto.
2861 * doc/invoke.texi (-mxop): Add documentation.
2862 * doc/extend.texi (x86 intrinsics): Add XOP intrinsics.
2864 2009-11-03 Mark Mitchell <mark@codesourcery.com>
2867 * gcc.c (SWITCHES_NEED_SPACES): Define to "o".
2868 * config/alpha/osf.h (SWITCHES_NEED_SPACES): Remove here.
2869 * config/mips/iris.h (SWITCHES_NEED_SPACES): Remove here.
2871 2009-11-04 Richard Earnshaw <rearnsha@arm.com>
2874 * arm.md (peephole2 patterns for move and compare): New.
2876 2009-11-04 Nick Clifton <nickc@redhat.com>
2878 * defaults.h (CONSTANT_ADDRESS_P): Provide a default definition.
2879 Make sure that it does not allow CONST_DOUBLEs.
2880 * doc/tm.texi (CONSTANT_ADDRESS_P): Update description.
2881 * config/avr/avr.h (CONSTANT_ADDRESS_P): Delete.
2882 * config/bfin/bfin.h (CONSTANT_ADDRESS_P): Delete.
2883 * config/cris/cris.h (CONSTANT_ADDRESS_P): Delete.
2884 * config/fr30/fr30.h (CONSTANT_ADDRESS_P): Delete.
2885 * config/frv/frv.h (CONSTANT_ADDRESS_P): Delete.
2886 * config/m32c/m32c.h (CONSTANT_ADDRESS_P): Delete.
2887 * config/m68hc11/m68hc11.h (CONSTANT_ADDRESS_P): Delete.
2888 * config/mep/mep.h (CONSTANT_ADDRESS_P): Delete.
2889 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Delete.
2890 * config/moxie/moxie.h (CONSTANT_ADDRESS_P): Delete.
2891 * config/pdp11/pdp11.h (CONSTANT_ADDRESS_P): Delete.
2892 * config/picochip/picochip.h (CONSTANT_ADDRESS_P): Delete.
2893 * config/score/score.h (CONSTANT_ADDRESS_P): Delete.
2894 * config/stormy16/stormy16.h (CONSTANT_ADDRESS_P): Delete.
2896 2009-11-04 Richard Guenther <rguenther@suse.de>
2898 PR tree-optimization/41919
2899 * tree-vrp.c (test_for_singularity): Properly compare values.
2901 2009-11-04 Revital Eres <eres@il.ibm.com>
2903 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
2904 Consider peeling for alignment only for stores and remove
2905 redundant assignment.
2907 2009-11-04 Maxim Kuvyrkov <maxim@codesourcery.com>
2910 * config/m68k/m68k.c (m68k_reg_present_p): New static function.
2911 (m68k_ok_for_sibcall_p): Handle different result return locations.
2913 2009-11-04 Richard Guenther <rguenther@suse.de>
2915 * c-opts.c (c_common_post_options): Move LTO option processing
2917 * opts.c (decode_options): ... here.
2919 2009-11-04 Jakub Jelinek <jakub@redhat.com>
2921 * c-common.c (fold_offsetof_1): Use %wd instead of
2922 HOST_WIDE_INT_PRINT_DEC.
2924 2009-11-04 Maciej W. Rozycki <macro@linux-mips.org>
2926 * config/vax/linux.h (TARGET_OS_CPP_BUILTINS): Don't define
2929 2009-11-04 Maciej W. Rozycki <macro@linux-mips.org>
2931 * config.gcc (vax-*-linux*): Keep the original contents of
2932 tmake_file while adding vax/t-linux.
2934 2009-11-03 Eric Botcazou <ebotcazou@adacore.com>
2938 * expr.h (STACK_CHECK_PROBE_INTERVAL): Delete.
2939 (STACK_CHECK_PROBE_INTERVAL_EXP): New macro.
2940 (STACK_CHECK_MOVING_SP): Likewise.
2941 * system.h (STACK_CHECK_PROBE_INTERVAL): Poison it.
2942 * doc/tm.texi (Stack Checking): Delete STACK_CHECK_PROBE_INTERVAL.
2943 Document STACK_CHECK_PROBE_INTERVAL_EXP and STACK_CHECK_MOVING_SP.
2944 * doc/md.texi (Standard Pattern Names): Tweak entry of CHECK_STACK.
2945 Document PROBE_STACK.
2946 * explow.c (anti_adjust_stack_and_probe): New function.
2947 (allocate_dynamic_stack_space): Do not directly allocate space if
2948 STACK_CHECK_MOVING_SP, instead invoke above function.
2949 (emit_stack_probe): Handle probe_stack insn.
2950 (PROBE_INTERVAL): New macro.
2951 (STACK_GROW_OPTAB): Likewise.
2952 (STACK_GROW_OFF): Likewise.
2953 (probe_stack_range): Use Pmode and memory_address consistently. Fix
2954 loop condition in the small constant case. Rewrite in the general
2955 case to be immune to wraparounds. Make sure the address of probes
2956 is valid. Try to use [base + disp] addressing mode if possible.
2957 * ira.c (setup_eliminable_regset): Set frame_pointer_needed if stack
2958 checking is enabled and STACK_CHECK_MOVING_SP.
2959 * rtlanal.c (may_trap_p_1) <MEM>: If stack checking is enabled,
2960 return 1 for volatile references to the stack pointer.
2961 * tree.c (build_common_builtin_nodes): Do not set ECF_NOTHROW on
2962 __builtin_alloca if stack checking is enabled.
2963 * unwind-dw2.c (uw_identify_context): Take into account whether the
2964 context is that of a signal frame or not.
2965 * config/i386/linux.h (STACK_CHECK_MOVING_SP): Define to 1.
2966 * config/i386/linux64.h (STACK_CHECK_MOVING_SP): Likewise.
2968 2009-11-03 Jakub Jelinek <jakub@redhat.com>
2970 PR rtl-optimization/41917
2971 * rtlanal.c (num_sign_bit_copies1) <case UMOD>: If sign bit of second
2972 operand isn't known to be 0, return 1.
2974 2009-11-03 Richard Sandiford <rdsandiford@googlemail.com>
2976 * config/mips/mips.md: Fix typos.
2978 2009-11-03 Richard Sandiford <rdsandiford@googlemail.com>
2980 * doc/invoke.texi: Fix typo.
2982 2009-11-03 Paul Brook <paul@codesourcery.com>
2984 * config/arm/neon.ml (vectype): Add T_floatSF.
2985 (string_of_vectype): Ditto.
2986 * config/arm/neon-gen.ml (signed_ctype): Add T_floatSF.
2987 (deftypes): Use float for float32_t.
2988 * config/arm/arm_neon.h: Regenerate.
2990 2009-11-03 Nick Clifton <nickc@redhat.com>
2991 Kevin Buettner <kevinb@redhat.com>
2993 * config/rx/predicates.md (rx_store_multiple_vector): Reverse
2994 order of expected registers.
2995 (rx_load_multiple_vector): Likewise.
2996 (rx_rtsd_vector): Likewise.
2997 * config/rx/rx.c (rx_cpu_type): New variable.
2998 (rx_print_operand): Fix bug printing 64-bit constant values.
2999 (rx_emit_stack_pushm): Reverse order of pushed registers.
3000 (gen_rx_store_vector): Likewise.
3001 (is_fast_interrupt_func): Only accept "fast_interrupt" as the
3003 (is_exception_func): Rename to is_interrupt_func and only accept
3004 "interrupt" as the attribute name.
3005 (rx_get_stack_layout): Use new function name.
3006 (rx_func_attr_inlinable): Likewise.
3007 (rx_attribute_table): Remove "exception".
3008 (rx_expand_prologue): If necessary push the accumulator register
3009 in the prologue of interrupt functions.
3010 (rx_expand_epilogue): If necessary pop the accumulator.
3011 (rx_builtins): Add RX_BUILTIN_MVTIPL.
3012 (rx_expand_builtin_stz): Remove.
3013 (rx_expand_builtin_mvtipl): New function.
3014 (rx_init_builtins): Handle RX_BUILTIN_MVTIPL.
3015 (rx_expand_builtin): Likewise.
3016 (rx_enable_fpu): New variable.
3017 (rx_handle_option): Handle -fpu, -nofpu, -mcpu and -patch.
3018 * config/rx/rx.h (TARGET_CPU_CPP_BUILTINS): Assert machine based
3019 on rx_cpu_type. Define __RX_FPU_INSNS__ if FPU insns are allowed.
3020 (enum rx_cpu_types): Define.
3021 (ASM_SPEC): Pass -m32bit-doubles on to assembler.
3022 (INCOMING_FRAME_SP_OFFSET): Define.
3023 (ARG_POINTER_CFA_OFFSET): Define.
3024 (FRAME_POINTER_CFA_OFFSET): Define.
3025 (OVERRIDE_OPTIONS): Enable fast math if RX FPU insns are enabled.
3026 (ALLOW_RX_FPU_INSNS): Define.
3027 * config/rx/rx.md: Test ALLOW_RX_FPU_INSNS instead of
3028 fast_math_flags_set_p.
3029 (UNSPEC_BUILTIN_MVTIPL): Define.
3030 (revl): Rename to bswapsi2.
3031 (bswaphi2): New pattern.
3032 (mvtachi): Mark as volatile because it uses a register unknown to GCC.
3033 (mvtaclo): Likewise.
3035 (mvtc): Remove clobber of cc0.
3038 * config/rx/rx.opt (mieee): Remove.
3043 (msave-acc-in-interrupts): Add.
3044 * config/rx/t-rx (MULTILIB_OPTIONS): Change default to 64bit doubles.
3045 (MULTILIB_DIRS): Likewise.
3046 (MULTILIB_MATCHES): Treat -fpu as an alias for -m32bit-doubles.
3047 * doc/extend.texi: Remove description of "exception" function
3049 * doc/invoke.texi: Document -fpu, -nofpu, -mcpu=, -patch= and
3050 -msave-acc-in-interrupts options.
3052 2009-11-03 Richard Guenther <rguenther@suse.de>
3054 * c-common.c (fold_offsetof_1): Use HOST_WIDE_INT_PRINT_DEC.
3056 2009-11-03 Dodji Seketeli <dodji@redhat.com>
3059 * c-common.c (fold_offsetof_1): Issue errors when the member
3060 designator of the offsetof expression is not legitimate.
3062 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
3064 * config/i386/i386.md (*call_value_1_rex64_ms_sysv): Use register
3065 names instead of numerical constants.
3066 (sse_prologue_save): Ditto.
3067 (*sse_prologue_save_insn): Ditto.
3069 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
3072 * config/i386/i386.h (ix86_arch_indices) <X86_ARCH_CALL_ESP>: New.
3073 (TARGET_CALL_ESP): New define.
3074 * config/i386/i386.c (initial_ix86_tune_features): Initialize
3076 * config/i386/i386.md (*call_pop_1_esp, *call_1_esp,
3077 *call_value_pop_1_esp, *call_value_1_esp): Rename from *call_pop_1,
3078 *call_1, *call_value_pop_1 and *call_value_1. Depend on
3080 (*call_pop_1, *call_1, *call_value_pop_1, *call_value_1):
3081 New patterns, use "lsm" as operand 1 constraint.
3082 * config/i386/predicates.md (call_insn_operand): Depend on
3083 index_register_operand for !TARGET_CALL_ESP to avoid %esp register.
3085 2009-11-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3087 PR tree-optimization/41857
3088 * tree-flow.h (rewrite_use_address): Add BASE_HINT argument.
3089 * tree-ssa-loop-ivopts.c (rewrite_use_address): Pass base hint
3091 * tree-ssa-address.c (move_hint_to_base): New function.
3092 (most_expensive_mult_to_index): Add TYPE argument. Use mode and
3093 address space associated with TYPE.
3094 (addr_to_parts): Add TYPE and BASE_HINT arguments. Pass TYPE to
3095 most_expensive_mult_to_index. Call move_hint_to_base.
3096 (create_mem_ref): Add BASE_HINT argument. Pass BASE_HINT and
3097 TYPE to addr_to_parts.
3099 2009-11-02 Martin Jambor <mjambor@suse.cz>
3101 PR tree-optimization/41750
3102 * tree-sra.c (analyze_modified_params): Loop over all
3103 representatives of components of a parameter.
3105 2009-11-02 Jakub Jelinek <jakub@redhat.com>
3107 PR tree-optimization/41841
3108 * ipa-struct-reorg.c (build_data_structure): Don't attempt to look at
3109 local variables of not yet materialized clones.
3112 * cfgexpand.c (expand_debug_expr): Don't attempt to create DECL_RTL
3113 for a VOIDmode variable.
3116 * c-pragma.c (visstack): Change into vector of ints rather than
3117 enum symbol_visibility.
3118 (push_visibility): Add kind argument, push default_visibility together
3120 (pop_visibility): Add kind argument, return true if successful, fail
3121 if visibility stack is empty or if stack top is of different kind.
3122 (handle_pragma_visibility): Don't check length of visstack, instead
3123 call pop_visibility and issue diagnostics if it failed. Pass 0
3124 as last argument to push_visibility and pop_visibility.
3125 * c-pragma.h (push_visibility): Add kind argument.
3126 (pop_visibility): Likewise. Return bool instead of void.
3128 2009-11-01 Eric Botcazou <ebotcazou@adacore.com>
3130 * tree.def (TARGET_MEM_REF): Update comment.
3131 * alias.c (get_alias_set): Retrieve the original memory reference for
3132 a TARGET_MEM_REF before proceeding.
3134 2009-10-31 Anatoly Sokolov <aesok@post.ru>
3136 * config/frv/frv.c (frv_function_value, frv_libcall_value,
3137 frv_function_value_regno_p): New functions.
3138 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
3139 * config/frv/frv.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
3140 (FUNCTION_VALUE_REGNO_P): Redefine, use frv_function_value_regno_p.
3141 * config/frv/frv-protos.h (frv_function_value_regno_p): Declare.
3143 2009-10-31 Anatoly Sokolov <aesok@post.ru>
3145 * config/mn10300/mn10300.c (mn10300_function_value): Make static, add
3146 new 'outgoing' argument.
3147 (mn10300_libcall_value, mn10300_function_value_regno_p): New functions.
3148 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
3149 * config/mn10300/mn10300.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
3150 LIBCALL_VALUE): Remove.
3151 (FUNCTION_VALUE_REGNO_P): Redefine, use mn10300_function_value_regno_p.
3152 * config/mn10300/mn10300-protos.h (mn10300_function_value): Remove.
3153 (mh10300_function_value_regno_p): Declare.
3155 2009-10-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3157 * config/arm/cortex-a9.md: New - integer pipeline description.
3159 2009-10-31 Eric Botcazou <ebotcazou@adacore.com>
3161 * tree-ssa-sccvn.c (vn_reference_lookup_3): Bail out instead of
3162 aborting if the sizes of the two references don't match.
3164 2009-10-31 Toon Moene <toon@moene.org>
3166 * ipa-inline.c (cgraph_decide_inlining):
3167 Include reason for not inlining called-once functions in dump file.
3169 2009-10-30 Daniel Gutson <dgutson@codesourcery.com>
3171 * config/arm/linux-eabi.h (LINK_SPEC): BE8_LINK_SPEC added.
3172 * config/arm/bpapi.h (BE8_LINK_SPEC): New define.
3173 (LINK_SPEC): BE_LINK_SPEC added.
3175 2009-10-30 Richard Guenther <rguenther@suse.de>
3178 * lto-streamer.h (struct lto_file_decl_data): Remove fd member.
3180 2009-10-30 Nathan Sidwell <nathan@codesourcery.com>
3182 * target-def.h (TARGET_ASM_TTYPE): Correct typo of TARGET_ARM_TTYPE.
3183 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): Remove unused
3186 2009-10-30 Martin Jambor <mjambor@suse.cz>
3188 * tree-sra.c (build_ref_for_offset_1): Remove a comment.
3190 2009-10-30 H.J. Lu <hongjiu.lu@intel.com>
3193 * cfgexpand.c (expand_stack_alignment): Call update_stack_boundary
3194 first. Move assert on stack_alignment_estimated just before
3195 setting stack_realign_needed.
3196 (gimple_expand_cfg): Initialize stack_alignment_estimated to 0.
3197 Don't call update_stack_boundary.
3199 * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): New.
3200 (verride_options): Don't check ix86_force_align_arg_pointer here.
3201 (ix86_function_ok_for_sibcall): Use it.
3202 (ix86_update_stack_boundary): Likewise.
3204 * config/i386/i386.h (STACK_REALIGN_DEFAULT): Update comments.
3206 2009-10-30 Richard Earnshaw <rearnsha@arm.com>
3208 * arm.md (QHSI): New mode iterator.
3209 (movqi): If generating for thumb, then truncate any immediate to
3211 * thumb2.md (thumb2_movsi_shortim and peephole2 generator): Replace
3213 (thumb2_mov<mode>_shortim and peephole2 generator): ... iterator based
3216 2009-10-29 Cary Coutant <ccoutant@google.com>
3219 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hook (two
3220 locations in the source).
3221 (store_vcall_insn): New function.
3222 (lookup_vcall_insn): New function.
3223 (dwarf2out_virtual_call_token): Use store_vcall_insn.
3224 (dwarf2out_copy_call_info): New function.
3225 (dwarf2out_virtual_call): Use lookup_vcall_insn.
3226 * emit-rtl.c (try_split): Call copy_call_info debug hook.
3227 * debug.h (struct gcc_debug_hooks): Add copy_call_info hook.
3228 * debug.c (do_nothing_debug_hooks): Add dummy entry for new hook.
3229 (debug_nothing_rtx_rtx): New dummy hook.
3230 * dbxout.c (dbx_debug_hooks): Add dummy entry for new hook.
3231 (xcoff_debug_hooks): Likewise.
3232 * sdbout.c (sdb_debug_hooks): Likewise.
3233 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
3235 2009-10-29 David Daney <ddaney@caviumnetworks.com>
3237 * doc/invoke.texi (mmcount-ra-address): Document new command line
3239 * config/mips/mips.opt (mmcount-ra-address): New option.
3240 * config/mips/mips-protos.h (mips_function_profiler): Declare new
3242 * config/mips/mips.c (struct mips_frame_info): Add ra_fp_offset
3244 (mips_for_each_saved_gpr_and_fpr): Set ra_fp_offset.
3245 (mips_function_profiler): Moved from FUNCTION_PROFILER, and
3247 * config/mips/mips.h (FUNCTION_PROFILER): Body of macro moved to
3248 mips_function_profiler.
3250 2009-10-29 Steve Ellcey <sje@cup.hp.com>
3254 * doc/tm.texi (OVERRIDE_OPTIONS): Update.
3255 (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
3256 * optc-gen.awk (cl_target_option_restore): Include call to
3257 targetm.override_options_after_change.
3258 * target-def.h (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
3259 * target.h (override_options_after_change): New.
3260 * c-common.c (parse_optimize_options): Call
3261 targetm.override_options_after_change.
3262 * config/ia64/ia64.c (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
3263 (ia64_override_options_after_change): New.
3264 (ia64_override_options) Add call to above.
3266 2009-10-29 Michael Matz <matz@suse.de>
3268 * tree-ssa-math-opts.c (execute_convert_to_rsqrt): Remove.
3269 (gate_convert_to_rsqrt): Ditto.
3270 (pass_convert_to_rsqrt): Ditto.
3271 * tree-pass.h (pass_convert_to_rsqrt): Don't declare.
3272 * passes.c (init_optimization_passes): Don't add pass_convert_to_rsqrt
3275 * config/i386/i386.c (ix86_emit_swdivsf): Change evaluation order.
3277 2009-10-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3279 * config/arm/arm.c (find_best_start): Fix type of remainder to be
3282 2009-10-29 Martin Jambor <mjambor@suse.cz>
3284 PR tree-optimization/41775
3285 * tree-sra.c (build_ref_for_offset): Unshare *expr if not NULL.
3286 (generate_subtree_copies): Do not unshare agg.
3287 (load_assign_lhs_subreplacements): Do not unshare rhs.
3288 (sra_modify_assign): Do not unshare exprs.
3289 (propagate_subacesses_accross_link): Renamed to
3290 propagate_subaccesses_across_link.
3292 2009-10-29 Richard Earnshaw <rearnsha@arm.com>
3294 * arm.c (count_insns_for_constant): Rework to support counting for
3295 thumb2 immediates as well.
3296 (find_best_start): Split out from arm_gen_constant.
3297 (arm_gen_constant): Rework to support XOR with immediate.
3299 2009-10-29 Chao-ying Fu <fu@mips.com>
3301 * config/mips/mips.c (mips_emit_unary, mips_force_unary): New
3303 (mips_expand_synci_loop): Use the length rtx to control the
3304 synci loop from the begin rtx that points to the first byte of
3307 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
3309 * doc/invoke.texi: Rename -use-linker-plugin -fuse-linker-plugin.
3311 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
3313 * dbxout.c (dbxout_common_check): Accept non public trees.
3314 * dwarf2out.c (fortran_common): Accept non public trees.
3316 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
3318 * common.opt (fuse-linker-plugin): New option.
3319 * gcc.c (LINK_COMMAND_SPEC, main): Rename use-linker-plugin to
3321 * opts.c (common_handle_option): Ignore OPT_fuse_linker_plugin.
3323 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
3325 PR rtl-optimization/39715
3326 * config/arm/arm.md (cstoresi4): Use gen_cstoresi_ltu_thumb1.
3327 (gen_cstoresi_ltu_thumb1): New splitter.
3329 2009-10-28 Richard Guenther <rguenther@suse.de>
3333 * tree-ssa.c (useless_type_conversion_p): Do not treat
3334 conversions to pointers to incomplete types as useless.
3335 * gimple.c (gimple_types_compatible_p): Compare struct tags,
3338 2009-10-28 Jakub Jelinek <jakub@redhat.com>
3340 * var-tracking.c (emit_note_insn_var_location): Don't call the second
3341 vt_expand_loc unnecessarily when location is not a register nor
3345 * ipa-struct-reorg.c (find_field_in_struct_1): Return NULL if
3346 fields don't have DECL_NAME.
3349 * builtins.c (get_builtin_sync_mem): Expand loc in ptr_mode,
3350 call convert_memory_address on addr.
3353 * config/i386/i386.c (ix86_pic_register_p): Don't call
3354 rtx_equal_for_cselib_p for VALUEs discarded as useless.
3356 2009-10-28 Richard Sandiford <rdsandiford@googlemail.com>
3358 * var-tracking.c (emit_note_insn_var_location): Get the mode of
3359 a variable part from its REG, MEM or VALUE.
3361 2009-10-28 Richard Guenther <rguenther@suse.de>
3363 * gimple.c (gimple_get_alias_set): Fix comment typo.
3365 2009-10-28 Richard Guenther <rguenther@suse.de>
3367 * tree.c (free_lang_data_in_type): Do not call get_alias_set.
3368 (free_lang_data): Unconditionally compute alias sets for all
3369 standard integer types. Bail out if gate bailed out previously.
3370 Do not reset the types_compatible_p langhook.
3371 (gate_free_lang_data): Remove.
3372 (struct pass_ipa_free_lang_data): Enable unconditionally.
3373 * gimple.c (gimple_get_alias_set): Use the same alias-set for
3376 2009-10-28 Richard Guenther <rguenther@suse.de>
3379 * tree-ssa-alias.c (refs_may_alias_p_1): Deal with CONST_DECLs
3380 (ref_maybe_used_by_call_p_1): Fix bcopy handling.
3381 (call_may_clobber_ref_p_1): Likewise.
3382 * tree-ssa-structalias.c (find_func_aliases): Likewise.
3383 * alias.c (nonoverlapping_memrefs_p): Deal with CONST_DECLs.
3385 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
3387 PR rtl-optimization/41812
3390 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3392 * df-problems.c (df_md_scratch): New.
3393 (df_md_alloc, df_md_free): Allocate/free it.
3394 (df_md_local_compute): Only include live registers in init.
3395 (df_md_transfer_function): Prune the in-set computed by
3396 the confluence function, and the gen-set too.
3398 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
3400 PR rtl-optimization/39715
3401 * combine.c (simplify_comparison): Use extensions to
3402 widen comparisons. Try an ANDing first.
3404 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
3406 PR rtl-optimization/40741
3407 * config/arm/arm.c (thumb1_rtx_costs): IOR or XOR with
3408 a small constant is cheap.
3409 * config/arm/arm.md (andsi3, iorsi3): Try to place the result of
3410 force_reg on the LHS.
3411 (xorsi3): Likewise, and split the XOR if the constant is complex
3412 and not in Thumb mode.
3414 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
3416 * expmed.c (emit_store_flag): Check costs before
3417 transforming to the opposite representation.
3419 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
3421 * config/sh/sh.md (cbranchfp4_media): Remove hack extending
3422 cstore result to DImode.
3424 2009-10-28 Kaz Kojima <kkojima@gcc.gnu.org>
3426 * config/sh/sh.md (stuff_delay_slot): Move const_int pattern
3427 inside the unspec vector.
3429 2009-10-27 Richard Henderson <rth@redhat.com>
3431 * cgraphunit.c (cgraph_optimize): Maintain timevar stack properly.
3433 2009-10-27 Richard Henderson <rth@redhat.com>
3436 * tree-eh.c (eh_region_may_contain_throw_map): Rename from
3437 eh_region_may_contain_throw; update users.
3438 (eh_region_may_contain_throw): New function.
3439 (lower_catch): Check flag_exceptions before creating exception region.
3440 (lower_eh_filter, lower_eh_must_not_throw): Likewise.
3441 (lower_cleanup): Tidy existing flag_exceptions check to match.
3443 2009-10-27 Kai Tietz <kai.tietz@onevision.com>
3446 * config/i386/mingw32.h (CHECK_EXECUTE_STACK_ENABLED): New macro.
3447 * config/i386/mingw.opt: Add fset-stack-executable.
3448 * config/i386/i386.c (ix86_trampoline_init): Make call to
3449 emit_library_call conditional, if CHECK_EXECUTE_STACK_ENABLED is
3450 defined and its value is not zero.
3453 2009-10-27 Richard Guenther <rguenther@suse.de>
3455 * tree-ssa-structalias.c (find_func_aliases): In IPA mode
3456 handle calls to externally visible functions like in regular mode.
3457 (create_variable_info_for): Do not create function infos here.
3458 (have_alias_info): Remove write-only variable.
3459 (solve_constraints): New function split out from common code
3460 in compute_points_to_sets and ipa_pta_execute.
3461 (compute_points_to_sets): Adjust.
3462 (ipa_pta_execute): Likewise. Handle clones and externally visible
3463 functions like in non-IPA mode.
3465 2009-10-27 Jakub Jelinek <jakub@redhat.com>
3468 * c-typeck.c (convert_arguments): Return -1 if any of the arguments is
3471 2009-10-27 Richard Guenther <rguenther@suse.de>
3473 * tree-complex.c (expand_complex_div_wide): Check for
3474 INTEGER_CST, not TREE_CONSTANT on comparison folding result.
3476 2009-10-27 Revital Eres <eres@il.ibm.com>
3478 PR tree-optimization/40648
3479 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
3480 Change decision of when to peel for alignment.
3482 2009-10-27 Richard Guenther <rguenther@suse.de>
3485 * gimple.c (gimple_types_compatible_p): Handle OFFSET_TYPE.
3487 2009-10-27 Aldy Hernandez <aldyh@redhat.com>
3490 * fold-const.c (fold_binary_loc): Do not call
3491 protected_set_expr_location.
3493 2009-10-27 Wei Guozhi <carrot@google.com>
3496 * target.h (have_conditional_execution): Add a new target hook
3498 * target-def.h (TARGET_HAVE_CONDITIONAL_EXECUTION): Likewise.
3499 * targhooks.h (default_have_conditional_execution): Likewise.
3500 * targhooks.c (default_have_conditional_execution): Likewise.
3501 * doc/tm.texi (TARGET_HAVE_CONDITIONAL_EXECUTION): Document it.
3502 * config/arm/arm.c (TARGET_HAVE_CONDITIONAL_EXECUTION): Define it.
3503 (arm_have_conditional_execution): New function.
3504 * ifcvt.c (noce_process_if_block, find_if_header,
3505 cond_exec_find_if_block, dead_or_predicable): Change the usage of
3506 macro HAVE_conditional_execution to a target hook call.
3507 * recog.c (peephole2_optimize): Likewise.
3508 * sched-rgn.c (add_branch_dependences): Likewise.
3509 * final.c (asm_insn_count, final_scan_insn): Likewise.
3510 * bb-reorder.c (HAVE_conditional_execution): Remove it.
3512 2009-10-26 Ben Elliston <bje@au.ibm.com>
3513 Michael Meissner <meissner@linux.vnet.ibm.com>
3514 Ulrich Weigand <uweigand@de.ibm.com>
3516 * config.gcc (spu-*-elf*): Add spu_cache.h to extra_headers.
3517 * config/spu/spu_cache.h: New file.
3519 * config/spu/cachemgr.c: New file.
3520 * config/spu/cache.S: New file.
3522 * config/spu/spu.h (ASM_OUTPUT_SYMBOL_REF): Define.
3523 (ADDR_SPACE_EA): Define.
3524 (TARGET_ADDR_SPACE_KEYWORDS): Define.
3525 * config/spu/spu.c (EAmode): New macro.
3526 (TARGET_ADDR_SPACE_POINTER_MODE): Define.
3527 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
3528 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Likewise.
3529 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
3530 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
3531 (TARGET_ADDR_SPACE_CONVERT): Likewise.
3532 (TARGET_ASM_SELECT_SECTION): Likewise.
3533 (TARGET_ASM_UNIQUE_SECTION): Likewise.
3534 (TARGET_ASM_UNALIGNED_SI_OP): Likewise.
3535 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
3536 (ea_symbol_ref): New function.
3537 (spu_legitimate_constant_p): Handle __ea qualified addresses.
3538 (spu_addr_space_legitimate_address_p): New function.
3539 (spu_addr_space_legitimize_address): Likewise.
3540 (cache_fetch): New global.
3541 (cache_fetch_dirty): Likewise.
3542 (ea_alias_set): Likewise.
3543 (ea_load_store): New function.
3544 (ea_load_store_inline): Likewise.
3545 (expand_ea_mem): Likewise.
3546 (spu_expand_mov): Handle __ea qualified memory references.
3547 (spu_addr_space_pointer_mode): New function.
3548 (spu_addr_space_address_mode): Likewise.
3549 (spu_addr_space_subset_p): Likewise.
3550 (spu_addr_space_convert): Likewise.
3551 (spu_section_type_flags): Handle "._ea" section.
3552 (spu_select_section): New function.
3553 (spu_unique_section): Likewise.
3554 * config/spu/spu-c.c (spu_cpu_cpp_builtins): Support __EA32__
3555 and __EA64__ predefined macros.
3556 * config/spu/spu-elf.h (LIB_SPEC): Handle -mcache-size= and
3557 -matomic-updates switches.
3559 * config/spu/t-spu-elf (MULTILIB_OPTIONS): Define.
3560 (EXTRA_MULTILIB_PARTS): Add libgcc_cachemgr.a,
3561 libgcc_cachemgr_nonatomic.a, libgcc_cache8k.a, libgcc_cache16k.a,
3562 libgcc_cache32k.a, libgcc_cache64k.a, libgcc_cache128k.a.
3563 ($(T)cachemgr.o, $(T)cachemgr_nonatomic.o): New target.
3564 ($(T)cache8k.o, $(T)cache16k.o, $(T)cache32k.o, $(T)cache64k.o,
3565 $(T)cache128k.o): Likewise.
3566 ($(T)libgcc_%.a): Likewise.
3568 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_ADDRESS_SPACE_CONVERSION.
3569 * config/spu/spu.opt (-mea32/-mea64): Add switches.
3570 (-maddress-space-conversion): Likewise.
3571 (-mcache-size=): Likewise.
3572 (-matomic-updates): Likewise.
3573 * doc/invoke.texi (-mea32/-mea64): Document.
3574 (-maddress-space-conversion): Likewise.
3575 (-mcache-size=): Likewise.
3576 (-matomic-updates): Likewise.
3578 2009-10-26 Ben Elliston <bje@au.ibm.com>
3579 Michael Meissner <meissner@linux.vnet.ibm.com>
3580 Ulrich Weigand <uweigand@de.ibm.com>
3582 * doc/tm.texi (TARGET_ADDR_SPACE_KEYWORDS): Document.
3584 * c-common.c (c_common_reswords): If TARGET_ADDR_SPACE_KEYWORDS is
3585 defined, add the named address space keywords.
3586 (c_addr_space_name): New function.
3587 (complete_array_type): Preserve named address space.
3588 (handle_mode_attribute): Use targetm.addr_space.valid_pointer_mode
3589 instead of targetm.valid_pointer_mode.
3591 * c-common.h (enum rid): Add RID_ADDR_SPACE_0 .. RID_ADDR_SPACE_15,
3592 RID_FIRST_ADDR_SPACE and RID_LAST_ADDR_SPACE.
3593 (ADDR_SPACE_KEYWORD): New macro.
3594 (c_addr_space_name): Add prototype.
3596 * c-tree.h (struct c_declspecs): Add address_space member.
3597 (declspecs_add_addrspace): Add prototype.
3599 * c-pretty-print.c (pp_c_type_qualifier_list): Handle address spaces.
3601 * c-parser.c (c_parse_init): Add assertion.
3602 (typedef enum c_id_kind): Add C_ID_ADDRSPACE.
3603 (c_lex_one_token): Handle address space keywords.
3604 (c_token_starts_typename): Likewise.
3605 (c_token_starts_declspecs): Likewise.
3606 (c_parser_declspecs): Likewise.
3607 (c_parser_postfix_expression_after_paren_type): Diagnose compound
3608 literal within function qualified with named address space.
3610 * c-decl.c (diagnose_mismatched_decls): Diagnose conflicting named
3611 address space qualifiers.
3612 (shadow_tag_warned): Warn about useless address space qualifiers.
3613 (quals_from_declspecs): Handle address space qualifiers.
3614 (grokdeclarator): Likewise.
3615 (build_null_declspecs): Likewise.
3616 (declspecs_add_addrspace): New function.
3618 * c-typeck.c (addr_space_superset): New function.
3619 (qualify_type): Handle named address spaces.
3620 (composite_type): Likewise.
3621 (common_pointer_type): Likewise.
3622 (comp_target_types): Likewise.
3623 (build_conditional_expr): Likewise.
3624 (handle_warn_cast_qual): Likewise.
3625 (build_c_cast): Likewise.
3626 (convert_for_assignment): Likewise.
3627 (build_binary_op): Likewise.
3628 (pointer_diff): Handle named address spaces. Use intermediate
3629 integer type of sufficient size if required.
3631 2009-10-26 Ben Elliston <bje@au.ibm.com>
3632 Michael Meissner <meissner@linux.vnet.ibm.com>
3633 Ulrich Weigand <uweigand@de.ibm.com>
3635 * doc/tm.texi (TARGET_ADDR_SPACE_POINTER_MODE): Document.
3636 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
3637 (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
3639 * target.h (struct target_def): Add pointer_mode, address_mode,
3640 and valid_pointer_mode to addr_space substructure.
3641 * target-def.h (TARGET_ADDR_SPACE_POINTER_MODE): Define.
3642 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
3643 (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
3644 (TARGET_ADDR_SPACE_HOOKS): Add them.
3645 * targhooks.c (target_default_pointer_address_modes_p): New function.
3646 * target.h (target_default_pointer_address_modes_p): Add prototype.
3647 * targhooks.c (default_addr_space_pointer_mode): New function.
3648 (default_addr_space_address_mode): Likewise.
3649 (default_addr_space_valid_pointer_mode): Likewise.
3650 * targhooks.h (default_addr_space_pointer_mode): Add prototype.
3651 (default_addr_space_address_mode): Likewise.
3652 (default_addr_space_valid_pointer_mode): Likewise.
3653 * output.h (default_valid_pointer_mode): Move to ...
3654 * targhooks.h (default_valid_pointer_mode): ... here.
3655 * varasm.c (default_valid_pointer_mode): Move to ...
3656 * targhooks.c (default_valid_pointer_mode): ... here.
3658 * varasm.c (output_constant): Use targetm.addr_space.valid_pointer_mode
3659 instead of targetm.valid_pointer_mode.
3661 * fold-const.c (fit_double_type): Use int_or_pointer_precision.
3662 * tree.c (integer_pow2p): Likewise.
3663 (tree_log2): Likewise.
3664 (tree_floor_log2): Likewise.
3665 (signed_or_unsigned_type_for): Support pointer type of different size.
3666 (int_or_pointer_precision): New function.
3667 * tree.h (int_or_pointer_precision): Add prototype.
3668 * stor-layout.c (layout_type): Set TYPE_PRECISION for offset types.
3669 * varasm.c (initializer_constant_valid_p): Use TYPE_PRECISION of
3670 incoming pointer type instead of POINTER_SIZE.
3672 * tree.c (build_pointer_type): Use appropriate pointer mode
3673 instead of ptr_mode.
3674 (build_reference_type): Likewise.
3675 * expr.c (store_expr): Likewise.
3676 (expand_expr_addr_expr): Likewise.
3677 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Likewise.
3678 * cfgexpand.c (expand_debug_expr): Likewise.
3680 * auto-inc-dec.c: Include "target.h".
3681 (try_merge): Use appropriate address mode instead of Pmode.
3682 (find_inc): Likewise.
3683 * combine.c (find_split_point): Likewise.
3684 * cselib.c (cselib_record_sets): Likewise.
3685 * dse.c (replace_inc_dec): Likewise.
3686 (canon_address): Likewise.
3687 * var-tracking.c (replace_expr_with_values): Likewise.
3688 (count_uses): Likewise.
3689 (add_uses): Likewise.
3690 (add_stores): Likewise.
3691 * emit-rtl.c: Include "target.h".
3692 (adjust_address_1): Use appropriate address mode instead of Pmode.
3693 (offset_address): Likewise.
3694 * explow.c (break_out_memory_refs): Likewise.
3695 (memory_address_addr_space): Likewise.
3696 (promote_mode): Likewise.
3697 * expr.c (move_by_pieces): Likewise.
3698 (emit_block_move_via_loop): Likewise.
3699 (store_by_pieces): Likewise.
3700 (store_by_pieces_1): Likewise.
3701 (expand_assignment): Likewise.
3702 (store_constructor): Likewise.
3703 (expand_expr_addr_expr): Likewise.
3704 (expand_expr_real_1): Likewise.
3705 * cfgexpand.c (expand_debug_expr): Likewise.
3706 * ifcvt.c (noce_try_cmove_arith): Likewise.
3707 * regcprop.c (kill_autoinc_value): Likewise.
3708 * regmove.c (try_auto_increment): Likewise.
3709 * reload.c (find_reloads): Likewise.
3710 (find_reloads_address): Likewise.
3711 (find_reloads_address_1): Likewise.
3712 * sched-deps.c: Include "target.h".
3713 (sched_analyze_1): Use appropriate address mode instead of Pmode.
3714 (sched_analyze_2): Likewise.
3715 * sel-sched-dump.c: Include "target.h".
3716 (debug_mem_addr_value): Use appropriate address mode instead of Pmode.
3717 * stor-layout.c (layout_type): Likewise.
3718 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
3719 (multiplier_allowed_in_address_p): Likewise.
3720 (get_address_cost): Likewise.
3721 * varasm.c (make_decl_rtl): Likewise.
3723 * expr.c (expand_assignment): Always convert offsets to appropriate
3725 (store_expr): Likewise.
3726 (store_constructor): Likewise.
3727 (expand_expr_real_1): Likewise.
3729 * reload.h (form_sum): Add MODE argument.
3730 * reload.c (form_sum): Add MODE argument, use it instead of Pmode.
3731 Update recursive calls.
3732 (subst_indexed_address): Update calls to form_sum.
3734 * tree-flow.h (addr_for_mem_ref): Add ADDRSPACE argument.
3735 * tree-ssa-address.c: Include "target.h".
3736 (templates): Replace by ...
3737 (mem_addr_template_list): ... this new vector.
3738 (TEMPL_IDX): Handle address space numbers.
3739 (gen_addr_rtx): Add address mode argument, use it instead of Pmode.
3740 (addr_for_mem_ref): Add ADDRSPACE argument. Use per-address-space
3741 instead of global cache. Update call to gen_addr_rtx.
3742 (valid_mem_ref_p): Update call to addr_for_mem_ref.
3743 * expr.c (expand_expr_real_1): Update call to addr_for_mem_ref.
3745 * rtl.h (convert_memory_address_addr_space): Add prototype.
3746 (convert_memory_address): Define as macro.
3747 * explow.c (convert_memory_address): Rename to ...
3748 (convert_memory_address_addr_space): ... this. Add ADDRSPACE argument.
3749 Use appropriate pointer and address modes instead of ptr_mode / Pmode.
3750 Update recursive calls.
3751 (memory_address_addr_space): Call convert_memory_address_addr_space.
3752 * expmed.c (make_tree): Likewise.
3753 * expr.c (expand_assignment): Likewise.
3754 (expand_expr_addr_expr_1): Likewise. Also, add ADDRSPACE argument.
3755 (expand_expr_addr_expr): Likewise. Also, update call.
3757 * alias.c (find_base_value): Guard pointer size optimizations.
3758 (find_base_term): Likewise.
3759 * rtlanal.c (nonzero_bits1): Likewise.
3760 (num_sign_bit_copies1): Likewise.
3761 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
3763 * Makefile.in (tree-ssa-address.o): Add $(TARGET_H) dependency.
3764 (emit-rtl.o): Likewise.
3765 (auto-inc-dec.o): Likewise.
3766 (sched-deps.o): Likewise.
3768 2009-10-26 Ben Elliston <bje@au.ibm.com>
3769 Michael Meissner <meissner@linux.vnet.ibm.com>
3770 Ulrich Weigand <uweigand@de.ibm.com>
3772 * doc/extend.texi (Named Address Spaces): New section.
3773 * coretypes.h (addr_space_t): New type.
3774 (ADDR_SPACE_GENERIC): New define.
3775 (ADDR_SPACE_GENERIC_P): New macro.
3777 * doc/tm.texi (Named Address Spaces): New section.
3778 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Document.
3779 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Document.
3780 (TARGET_ADDR_SPACE_SUBSET_P): Document.
3781 (TARGET_ADDR_SPACE_CONVERT): Document.
3782 * target.h (struct gcc_target): Add addr_space substructure.
3783 * target-def.h (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Define.
3784 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
3785 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
3786 (TARGET_ADDR_SPACE_CONVERT): Likewise.
3787 (TARGET_ADDR_SPACE_HOOKS): Likewise.
3788 (TARGET_INITIALIZER): Initialize addr_space hooks.
3789 * targhooks.c (default_addr_space_legitimate_address_p): New function.
3790 (default_addr_space_legitimize_address): Likewise.
3791 (default_addr_space_subset_p): Likewise.
3792 (default_addr_space_convert): Likewise.
3793 * targhooks.h (default_addr_space_legitimate_address_p): Add prototype.
3794 (default_addr_space_legitimize_address): Likewise.
3795 (default_addr_space_subset_p): Likewise.
3796 (default_addr_space_convert): Likewise.
3798 * doc/rtl.texi (MEM_ADDR_SPACE): Document.
3799 * rtl.h (mem_attrs): Add ADDRSPACE memory attribute.
3800 (MEM_ADDR_SPACE): New macro.
3801 * emit-rtl.c (get_mem_attrs): Add ADDRSPACE argument and set
3802 address space memory attribute.
3803 (mem_attrs_htab_hash): Handle address space memory attribute.
3804 (mem_attrs_htab_eq): Likewise.
3805 (set_mem_attributes_minus_bitpos): Likewise.
3806 (set_mem_alias_set): Likewise.
3807 (set_mem_align): Likewise.
3808 (set_mem_expr): Likewise.
3809 (set_mem_offset): Likewise.
3810 (set_mem_size): Likewise.
3811 (adjust_address_1): Likewise.
3812 (offset_address): Likewise.
3813 (widen_memoy_address): Likewise.
3814 (get_spill_slot_decl): Likewise.
3815 (set_mem_attrs_for_spill): Likewise.
3816 (set_mem_addr_space): New function.
3817 * emit-rtl.h (set_mem_addr_space): Add prototype.
3818 * print-rtl.c (print_rtx): Print address space memory attribute.
3819 * expr.c (expand_assignment): Set address space memory attribute
3820 of generated MEM RTXes as appropriate.
3821 (expand_expr_real_1): Likewise.
3822 * cfgexpand.c (expand_debug_expr): Likewise.
3823 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
3825 * tree.h (struct tree_base): Add address_space bitfield. Reduce
3826 size of "spare" bitfield.
3827 (TYPE_ADDR_SPACE): New macro.
3828 (ENCODE_QUAL_ADDR_SPACE): Likewise.
3829 (DECODE_QUAL_ADDR_SPACE): Likewise.
3830 (CLEAR_QUAL_ADDR_SPACE): Likewise.
3831 (KEEP_QUAL_ADDR_SPACE): Likewise.
3832 (TYPE_QUALS): Encode type address space.
3833 (TYPE_QUALS_NO_ADDR_SPACE): New macro.
3834 * tree.c (set_type_quals): Set type address space.
3835 (build_array_type): Inherit array address space from element type.
3836 * print-tree.c (print_node_brief): Print type address space.
3837 (print_node): Likewise.
3838 * tree-pretty-print.c (dump_generic_node): Likewise.
3840 * explow.c (memory_address): Rename to ...
3841 (memory_address_addr_space): ... this. Add ADDRSPACE argument.
3842 Use address-space aware variants of memory address routines.
3843 * recog.c (memory_address_p): Rename to ...
3844 (memory_address_addr_space_p): ... this. Add ADDSPACE argument.
3845 Use address-space aware variants of memory address routines.
3846 (offsettable_address_p): Rename to ...
3847 (offsettable_address_addr_space_p): ... this. Add ADDRSPACE argument.
3848 Use address-space aware variants of memory address routines.
3849 * reload.c (strict_memory_address_p): Rename to ...
3850 (strict_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
3851 Use address-space aware variants of memory address routines.
3852 (maybe_memory_address_p): Rename to ...
3853 (maybe_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
3854 Use address-space aware variants of memory address routines.
3855 * expr.h (memory_address_addr_space): Add prototype.
3856 (memory_address): Define as macro.
3857 * recog.h (memory_address_addr_space_p): Add prototype.
3858 (memory_address_p): Define as macro.
3859 (offsettable_address_addr_space_p): Add prototype.
3860 (offsettable_address_p): Define as macro.
3861 (strict_memory_address_addr_space_p): Add prototype.
3862 (strict_memory_address_p): Define as macro.
3864 * combine.c (find_split_point): Use address-space aware variants
3865 of memory address routines.
3866 * emit-rtl.c (operand_subword): Likewise.
3867 (change_address_1): Likewise.
3868 (adjust_address_1): Likewise.
3869 (offset_address): Likewise.
3870 * expr.c (emit_move_insn): Likewise.
3871 (expand_assignment): Likewise.
3872 (expand_expr_real_1): Likewise.
3873 * recog.c (verify_changes): Likewise.
3874 (general_operand): Likewise.
3875 (offsettable_memref_p): Likewise.
3876 (offsettable_nonstrict_memref_p): Likewise.
3877 (constrain_operands): Likewise.
3878 * reload.c (get_secondary_mem): Likewise.
3879 (find_reloads_toplev): Likewise.
3880 (find_reloads_address): Likewise.
3881 (find_reloads_subreg_address): Likewise.
3882 * reload1.c (reload): Likewise.
3883 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
3884 * rtl.h (address_cost): Add ADDRSPACE argument.
3885 * rtlanal.c (address_cost): Add ADDRSPACE argument. Use address-space
3886 aware variant of memory address routines.
3887 * loop-invariant.c (create_new_invariant): Update address_cost call.
3888 * tree-ssa-loop-ivopts.c (computation_cost): Likewise.
3889 * fwprop.c (should_replace_address): Add ADDRSPACE argument.
3890 Use address-space aware variant of memory address routines.
3891 (propagate_rtx_1): Update call to should_replace_address.
3892 * tree-flow.h (multiplier_allowed_in_address_p): Add ADDRSPACE
3894 * tree-ssa-loop-ivopts.c (multiplier_allowed_in_address_p): Add
3895 ADDRSPACE argument. Use per-address-space instead of global cache.
3896 Use address-space aware variant of memory address routines.
3897 (get_address_cost): Likewise.
3898 (get_computation_cost_at): Update calls.
3899 * tree-ssa-address.c (valid_mem_ref_p): Add ADDRSPACE argument.
3900 Use address-space aware variant of memory address routines.
3901 (create_mem_ref_raw): Update call to valid_mem_ref_p.
3902 (most_expensive_mult_to_index): Update call to
3903 multiplier_allowed_in_address_p.
3905 * dwarf2out.c (modified_type_die): Output DW_AT_address_class
3906 attribute to indicate named address spaces.
3908 * varasm.c (get_variable_section): DECLs in named address spaces
3911 * reload.c (find_reloads_address): Do not use LEGITIMIZE_RELOAD_ADDRESS
3912 for addresses in a non-generic address space.
3914 * expr.c (emit_block_move_hints): Do not use libcalls for
3915 memory in non-generic address spaces.
3916 (clear_storage_hints): Likewise.
3917 (expand_assignment): Likewise.
3919 * fold-const.c (operand_equal_p): Expressions refering to different
3920 address spaces are not equivalent.
3922 * rtl.c (rtx_equal_p_cb): MEMs refering to different address
3923 spaces are not equivalent.
3924 (rtx_equal_p): Likewise.
3925 * cse.c (exp_equiv_p): Likewise.
3926 * jump.c (rtx_renumbered_equal_p): Likewise.
3927 * reload.c (operands_match_p): Likewise.
3929 * alias.c (nonoverlapping_memrefs_p): MEMs refering to different
3930 address spaces may alias.
3931 (true_dependence): Likewise.
3932 (canon_true_dependence): Likewise.
3933 (write_dependence_p): Likewise.
3935 * dse.c (canon_address): Handle named address spaces.
3936 * ifcvt.c (noce_try_cmove_arith): Likewise.
3938 * tree.def (ADDR_SPACE_CONVERT_EXPR): New tree code.
3939 * expr.c (expand_expr_real_2): Expand ADDR_SPACE_CONVERT_EXPR.
3940 * convert.c (convert_to_pointer): Generate ADDR_SPACE_CONVERT_EXPR
3941 to handle conversions between different address spaces.
3942 * fold-const.c (fold_convert_loc): Likewise.
3943 (fold_unary_loc): Handle ADDR_SPACE_CONVERT_EXPR.
3944 * tree-pretty-print.c (dump_generic_node): Likewise.
3945 * gimple-pretty-print.c (dump_unary_rhs): Likewise.
3946 * tree-cfg.c (verify_gimple_assign_unary): Likewise.
3947 * tree-inline.c (estimate_operator_cost): Likewise.
3948 * tree-ssa.c (useless_type_conversion_p): Conversions between pointers
3949 to different address spaces are not useless.
3951 2009-10-26 Jakub Jelinek <jakub@redhat.com>
3954 * cfgcleanup.c (trivially_empty_bb_p): New function.
3955 (try_optimize_bb): Use it instead of checking BB_HEAD == BB_END.
3958 * dwarf2out.c (add_pubname, add_pubtype, generic_parameter_die,
3959 add_name_and_src_coords_attributes, gen_namespace_die,
3960 dwarf2out_set_name): Handle dwarf2_name returning NULL.
3962 2009-10-26 Nick Clifton <nickc@redhat.com>
3964 * config.gcc: Add support for RX target.
3965 * config/rx: New directory.
3966 * config/rx/constraints.md: New file.
3967 * config/rx/predicates.md: New file.
3968 * config/rx/rx.c: New file.
3969 * config/rx/rx.h: New file.
3970 * config/rx/rx.md: New file.
3971 * config/rx/rx.opt: New file.
3972 * config/rx/rx-protos.h: New file.
3973 * config/rx/t-rx: New file.
3974 * doc/extend.texi: Document RX function attributes.
3975 * doc/invoke.texi: Document RX specific command line options.
3976 * doc/contrib.texi: Document RX contribution.
3977 * doc/md.texi: Document RX constraints.
3978 * doc/install.texi: Document RX support.
3980 2009-10-26 Michael Matz <matz@suse.de>
3982 PR tree-optimization/41783
3983 * tree-ssa-alias.c (get_continuation_for_phi): Export, add a special
3984 case for simple diamonds.
3985 * tree-ssa-alias.h (get_continuation_for_phi): Declare.
3986 * tree-ssa-pre.c (translate_vuse_through_block): Add same_valid
3987 argument, use alias oracle to skip some vdefs.
3988 (phi_translate_1): Change call to above, don't allocate new
3989 value ids if they can stay the same.
3990 (compute_avail): Allow vuse walking when looking up references.
3992 2009-10-26 Richard Guenther <rguenther@suse.de>
3994 PR tree-optimization/41826
3995 * tree-ssa-structalias.c (get_constraint_for_ptr_offset): Avoid
3996 access to re-allocated vector fields.
3998 2009-10-26 Richard Guenther <rguenther@suse.de>
4000 * graphite-sese-to-poly.c (check_poly_representation): Fix
4001 compile without checking.
4003 2009-10-26 Janus Weil <janus@gcc.gnu.org>
4006 * gimple.h (tree_annotate_all_with_location): Remove prototype.
4007 * gimplify.c (tree_should_carry_location_p,
4008 tree_annotate_one_with_location,tree_annotate_all_with_location):
4009 Remove obsolete functions.
4011 2009-10-25 Kaz Kojima <kkojima@gcc.gnu.org>
4014 * config/sh/sh.md (stuff_delay_slot): Don't set T_REG in pattern.
4016 2009-10-25 Richard Guenther <rguenther@suse.de>
4018 * lto-streamer-in.c (unpack_ts_decl_common_value_fields):
4019 Stream DECL_RESTRICTED_P.
4020 * lto-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
4022 2009-10-25 Richard Sandiford <rdsandiford@googlemail.com>
4024 * config/mips/mips.c (mips_restore_gp_from_cprestore_slot): Emit
4025 a note when expanding to nothing.
4027 2009-10-25 Richard Guenther <rguenther@suse.de>
4030 * tree.c (find_decls_types_r): Deal with Java overloading
4031 BINFO_VIRTUALS for its own purpose.
4033 2009-10-24 Adam Nemet <anemet@caviumnetworks.com>
4035 * config/mips/predicates.md (hilo_operand): New predicate.
4036 * config/mips/mips.md (<u>mulsidi3_64bit): Change it to a
4037 define_insn. Correct !ISA_HAS_EXT_INS length from 24 to 28. Move
4038 splitter part from here ...:
4039 (<u>mulsidi3_64bit splitter for !ISA_HAS_EXT_INS): ... to here. Swap
4040 op0 and op4 to match the DINS case.
4041 (<u>mulsidi3_64bit splitter for ISA_HAS_EXT_INS): New splitter.
4043 2009-10-24 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
4046 * avr.md (QIDI): Add new mode iterator.
4047 (sbrx_branch<mode>): Create new zero extract bit, test and jump
4048 patterns for all QI thru DI modes combinations.
4049 (sbrx_and_branch<mode>): Create new and based bit test and jump
4050 patterns for QI thru SI modes.
4051 avr.c (avr_out_sbxx_branch): Use only bit number.
4053 2009-10-24 Jan Hubicka <jh@suse.cz>
4055 * ipa-reference.c (check_call): Noreturn notrhow calls do not write
4057 (analyze_function): When analyzing noreturn nothrow call, do not
4058 compute written stats; free bitmaps of vars early if possible.
4059 (generate_summary): Only update bitmaps if computed.
4060 (propagate): Only dump bitmaps if computed.
4061 (ipa_reference_read_summary): Fix pasto.
4063 2009-10-24 Eric Botcazou <ebotcazou@adacore.com>
4065 * tree-ssa-alias.c (nonaliasing_component_refs_p): Rename into...
4066 (aliasing_component_refs_p): ...this. Return true if there is no
4067 common base and the base access types have the same alias set.
4068 (indirect_ref_may_alias_decl_p): Adjust for above renaming.
4069 (indirect_refs_may_alias_p): Likewise.
4071 2009-10-23 Joseph Myers <joseph@codesourcery.com>
4074 * c-typeck.c (c_finish_stmt_expr): Do not wrap error_mark_node in
4075 a C_MAYBE_CONST_EXPR.
4077 2009-10-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4080 * config/rs6000/rs6000.c (struct machine_function): Add
4081 vsx_or_altivec_used_p to record if vector types are used.
4082 (rs6000_expand_to_rtl_hook): Rename from
4083 rs6000_alloc_sdmode_stack_slot. If VSX, check to see if there are
4084 any vector operations, so if there are, we can set VRSAVE to
4085 non-zero when only floating point vector registers are used.
4086 (TARGET_EXPAND_TO_RTL_HOOK): Use rs6000_expand_to_rtl_hook.
4087 (rs6000_check_vector_mode): Inner function to check if vector
4088 types are used in the code.
4089 (compute_vrsave_mask): If VSX, make sure VRSAVE is non-zero if
4090 vector instructions are used.
4092 * config/rs6000/rs6000.h (HARD_REGNO_CALL_PART_CLOBBERED):
4093 Indicate that VSX registers which overlap floating point
4094 registers, can't be used across a call, since the ABI only states
4095 the scalar part of the register will be saved and restored.
4097 2009-10-23 Joseph Myers <joseph@codesourcery.com>
4100 * alias.c (get_alias_set): Call langhook before returning 0 for
4101 types with structural equality.
4102 * c-common.c (c_common_get_alias_set): Use alias set of element
4103 type for arrays with structural comparison.
4105 2009-10-23 Richard Guenther <rguenther@suse.de>
4108 * cfgexpand.c (expand_call_stmt): Use gimple_has_side_effects and
4109 gimple_call_nothrow_p.
4111 2009-10-23 Richard Guenther <rguenther@suse.de>
4113 PR tree-optimization/41778
4114 * tree-ssa-pre.c (do_regular_insertion): Only insert if a
4115 redundancy along a path in the CFG we want to optimize for speed
4116 is going to be removed.
4117 (execute_pre): Do partial-PRE only if the function is to be
4118 optimized for speed.
4119 (gate_pre): Do not turn off all of PRE when not optimizing a
4122 2009-10-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4124 * builtins.c (fold_builtin_cabs): Use validate_arg().
4125 (fold_builtin_cexp): Fix if-logic.
4126 (fold_builtin_1): Check subtype for BUILT_IN_CIMAG.
4128 2009-10-22 Jeff Law <law@redhat.com>
4130 * ira-lives.c (process_single_reg_class_operands): Update the
4131 hard reg costs for all the hard registers desired by the
4132 single reg class operand.
4134 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
4136 * simplify-rtx.c (simplify_replace_fn_rtx): Add a fallback case
4137 for rtxes that aren't handled specially.
4139 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
4141 * rtl.h (shallow_copy_rtvec): Declare.
4142 * rtl.c (shallow_copy_rtvec): New function.
4143 * cselib.c (cselib_subst_to_values): Use it. Only modify an
4144 rtx field if the subrtx has changed.
4146 2009-10-22 Anatoly Sokolov <aesok@post.ru>
4148 * config/m32c/m32c.c (m32c_function_value_regno_p): New function.
4149 (m32c_function_value): Make static, add new 'outgoing' argument.
4150 (m32c_libcall_value): Make static, add new 'fun' argument.
4151 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
4152 * config/m32c/m32c.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
4153 (FUNCTION_VALUE_REGNO_P): Redefine, use m32c_function_value_regno_p.
4154 * config/m32c/m32c-protos.h (m32c_function_value_regno_p): Declare.
4155 (m32c_function_value, m32c_libcall_value): Delete declaration.
4157 2009-10-22 Diego Novillo <dnovillo@google.com>
4159 * Makefile.in (PLUGIN_HEADERS): Add output.h and IPA_UTILS_H.
4161 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
4163 * tree-cfg.c (gimple_duplicate_sese_tail): Fix typos/indentation/white
4166 2009-10-22 Richard Guenther <rguenther@suse.de>
4168 * lto-streamer.h (lto_symtab_merge_cgraph_nodes): Declare.
4169 * lto-symtab.c (struct lto_symtab_entry_def): Add node member.
4170 (lto_symtab_merge): Do not merge cgraph nodes here.
4171 (lto_symtab_resolve_can_prevail_p): Simplify.
4172 (lto_symtab_resolve_symbols): Store cgraph node.
4173 (lto_symtab_merge_decls_1): Simplify. Do not drop non-prevailing
4174 functions from the symtab.
4175 (lto_symtab_merge_cgraph_nodes_1): New function.
4176 (lto_symtab_merge_cgraph_nodes): Likewise.
4178 2009-10-22 Richard Guenther <rguenther@suse.de>
4181 * lto-streamer-out.c (lto_output_location): Stream the
4183 * lto-streamer-in.c (lto_input_location): Likewise.
4185 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
4187 * cfgloopmanip.c (duplicate_subloops): Export.
4188 * tree-parloops.c (loop_parallel_p): Dump if loop is innermost.
4189 (transform_to_exit_first_loop): Duplicate bbs starting from
4190 header up to loop->latch instead of exit->src.
4191 Initialize control variable to the correct number of iterations.
4192 (gather_scalar_reductions): Do not register double reductions.
4193 (parallelize_loops): Dump which loop is tested.
4194 Indicate whether the parallelized loop is inner or not.
4195 Remove the innermost-loop requirement.
4196 * cfgloop.h (duplicate_subloops): Export.
4197 * tree-cfg.c (add_phi_args_after_redirect): New function.
4198 (gimple_duplicate_sese_tail): Remove the no-subloops constraint.
4199 Call duplicate_subloops.
4200 Update number of iterations at the exit condition.
4201 Don't redirect nexits always to the loop exit.
4202 Redirect copied edges from latch to the loop exit.
4204 2009-10-22 Jan Hubicka <jh@suse.cz>
4206 * ipa-cp.c (ipcp_read_summary): Remove now invalid FIXME and
4208 * ipa-inline.c (cgraph_mark_inline_edge,
4209 cgraph_decide_inlining_of_small_function,
4210 cgraph_decide_inlining, inline_read_summary): Disable indirect
4211 inlining for WPA for time being.
4213 PR tree-optimize/40556
4214 * ipa-inline.c (cgraph_early_inlining): Fix iterations condition.
4216 2009-10-22 Richard Guenther <rguenther@suse.de>
4218 * lto-streamer.h (lto_symtab_clear_resolution): Remove.
4219 * lto-symtab.c (lto_symtab_clear_resolution): Likewise.
4221 2009-10-22 Jan Hubicka <jh@suse.cz>
4224 * ipa-reference.c (has_proper_scope_for_analysis): Add fixme about
4226 (check_call): Handle only indirect calls.
4227 (propagate_bits): Update comment.
4228 (write_node_summary_p): Turn bogus check to assert.
4229 (ipa_reference_write_summary): Stream calls_read_all properly.
4230 (ipa_reference_read_summary): Stream in calls_read_all properly.
4231 (read_write_all_from_decl): New function.
4232 (propagate): Handle OVERWRITABLE nodes and external calls here.
4233 * ipa-pre-const.c (check_call): In IPA mode handle indirect
4235 (analyze_function): Do not check visibility here.
4236 (add_new_function): We summary OVERWRITABLE too.
4237 (generate_summary): Stream OVERWRITABLE nodes too.
4238 (propagate): Handle external calls and OVERWRITABLE nodes here.
4239 (local_pure_const): Check visibility here.
4241 2009-10-22 Jan Hubicka <jh@suse.cz>
4243 * ipa-cp.c (ipcp_write_summary, ipcp_read_summary): New functions.
4244 (pass_ipa_cp): Register them.
4245 (ipcp_init_stage): Analyze all functions for whopr/lto.
4246 (ipcp_propagate_stage): Skip external calls.
4247 (ipcp_iterate_stage): Call ipa_update_after_lto_read if needed.
4248 * ipa-reference.c (write_node_summary_p): Fix thinko about
4250 * cgraphunit.c (ipa_passes): When in lto, ne er produce new summaries;
4251 when in ltrans, skip executing of ipa passes since everything
4252 should've been done.
4253 * ipa-inline.c (cgraph_decide_inlining): Remove FIXMEs.
4254 (inline_generate_summary): Likewise.
4255 (inline_read_summary): New function.
4256 (inline_write_summary): New function.
4257 (pass_ipa_inline): Register new hooks.
4258 * ipa-prop.c: Inlcude lto-streamer.h
4259 (ipa_edge_args_vector): Update declaration.
4260 (ipa_count_arguments, ipa_compute_jump_functions,
4261 ipa_free_edge_args_substructures): Move ipa_edge_args_vector into ggc.
4262 (ipa_write_jump_function, ipa_read_jump_function, ipa_write_node_info,
4263 ipa_read_node_info): New static functions.
4264 (ipa_prop_write_jump_functions, ipa_prop_read_jump_functions): Update.
4265 (duplicate_array): Use xmalloc.
4266 (duplicate_ggc_array): New.
4267 (ipa_edge_duplication_hook): Use it.
4268 (ipa_update_after_lto_read): New function.
4269 * ipa-prop.h (ipa_prop_write_jump_functions,
4270 ipa_prop_read_jump_functions): Declare.
4271 (ipa_pass_through_data, ipa_ancestor_jf_data, ipa_member_ptr_cst,
4272 jump_func_value, ipa_member_ptr_cst, ipa_edge_args): Add GTY markers.
4273 (ipa_edge_args_vector): Move into GGC.
4274 (ipa_check_create_edge_args): Update.
4275 (ipa_update_after_lto_read): New.
4276 * passes.c (ipa_write_summaries_1): When in wpa, do not write
4278 (ipa_read_summaries): When in ltrans, so not read summaries.
4279 * lto-streamer.c (lto_get_section_name): Add
4280 LTO_section_jump_functions.
4281 * lto-streamer.h (LTO_section_jump_functions): New section.
4282 (produce_asm): Declare.
4283 * lto-cgraph.c (output_cgraph): Output edges in reverse order.
4284 * lto-streamer-out.c (produce_asm): Export.
4285 * lto-streamer-in.c: Include tree-pass.h
4286 (input_function): Free dominance info when done.
4287 (lto_read_body): Push ipa_inline in ltrans stage.
4288 * gengtype.c (open_base_files): Add ipa-prop.h into includes.
4289 * Makefile.in (GTFILES): Add ipa-prop.h
4291 2009-10-22 Matthias Klose <doko@ubuntu.com>
4293 * doc/install.texi: Document --enable-browser-plugin.
4295 2009-10-21 Vladimir Makarov <vmakarov@redhat.com>
4297 * doc/invoke.texi (fira-loop-pressure): Update default value.
4298 * opts.c (decode_options): Remove default value setting for
4299 flag_ira_loop_pressure.
4300 * config/ia64/ia64.c (ia64_override_options): Set
4301 flag_ira_loop_pressure up for -O3.
4302 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
4304 2009-10-21 Sebastian Pop <sebastian.pop@amd.com>
4306 PR tree-optimization/41497
4307 * tree-scalar-evolution.c (analyze_evolution_in_loop): Return
4308 chrec_dont_know if the evolution function returned by follow_ssa_edge
4309 is constant in the analyzed loop and is not compatible with the
4310 initial value before the loop.
4311 * tree-chrec.h (no_evolution_in_loop_p): Call STRIP_NOPS.
4313 2009-10-21 Joseph Myers <joseph@codesourcery.com>
4315 * config/sh/sh.c (nonpic_symbol_mentioned_p): Allow UNSPEC_TPOFF.
4317 2009-10-21 Jakub Jelinek <jakub@redhat.com>
4320 * doc/invoke.texi: Document -print-multi-os-directory.
4322 2009-10-21 Jack Howarth <howarth@bromo.med.uc.edu>
4325 * gcc/config/darwin10.h: Use default_emit_unwind_label.
4326 * gcc/config/darwin.c: Disable -freorder-blocks-and-partition
4327 when darwin_emit_unwind_label is used.
4329 2009-10-21 Eric Botcazou <ebotcazou@adacore.com>
4331 * tree-vect-stmts.c (exist_non_indexing_operands_for_use_p): Tweak
4334 2009-10-20 Richard Henderson <rth@redhat.com>
4336 * tree-eh.c (lower_try_finally_copy): Do lower_eh_constructs_1
4337 before emit_post_landing_pad.
4339 2009-10-20 Adam Nemet <anemet@caviumnetworks.com>
4341 * config/mips/mips.c (mips_binary_cost): Add new argument speed.
4342 Use when calling rtx_costs.
4343 (mips_rtx_costs): Fix formatting. Use argument speed rather than the
4344 global optimize_size. Pass speed to mips_binary_cost.
4346 2009-10-20 Jakub Jelinek <jakub@redhat.com>
4348 * config/rs6000/rs6000.c (def_builtin): Set TREE_READONLY instead
4351 2009-10-20 Richard Sandiford <rdsandiford@googlemail.com>
4353 * rtl.h (simplify_replace_fn_rtx): Declare.
4354 (wrap_constant, unwrap_constant): Delete.
4355 * cfgexpand.c (unwrap_constant, wrap_constant): Delete.
4356 (expand_debug_expr): Don't call wrap_constant.
4357 * combine.c (rtx_subst_pair): Only define for AUTO_INC_DEC.
4358 (auto_adjust_pair): Fold into...
4359 (propagate_for_debug_subst): ...here. Only define for AUTO_INC_DEC.
4360 Just return a new value.
4361 (propagate_for_debug): Use simplify_replace_fn_rtx for AUTO_INC_DEC,
4362 otherwise use simplify_replace_rtx.
4363 * cselib.c (wrap_constant): Reinstate old definition.
4364 (cselib_expand_value_rtx_1): Don't wrap constants.
4365 * gcse.c (try_replace_reg): Don't use copy_rtx in the call to
4366 simplify_replace_rtx.
4367 (bypass_block): Fix formatting in calls to simplify_replace_rtx.
4368 * reload1.c (reload): Skip all uses for an insn before adjusting it.
4369 Use simplify_replace_rtx.
4370 * simplify-rtx.c (simplify_replace_fn_rtx): New function,
4372 (simplify_replace_rtx): ...here. Turn into a wrapper for
4373 simplify_replace_fn_rtx.
4374 (simplify_unary_operation): Don't unwrap CONSTs.
4375 * var-tracking.c (check_wrap_constant): Delete.
4376 (vt_expand_loc_callback): Don't call it.
4377 (vt_expand_loc): Likewise.
4379 2009-10-20 Pascal Obry <obry@adacore.com>
4380 Eric Botcazou <ebotcazou@adacore.com>
4382 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Add enclosing parens.
4384 2009-10-20 Michael Matz <matz@suse.de>
4386 * loop-invariant.c (create_new_invariant): Use different magic number.
4388 2009-10-20 Richard Earnshaw <rearnsha@arm.com>
4391 * arm.c (arm_override_options): Forcibly disable hot/cold block
4394 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
4397 * haifa-sched.c (try_ready): Skip debug deps updating speculation
4400 2009-10-20 Richard Guenther <rguenther@suse.de>
4402 * ggc-page.c: Include cfgloop.h.
4403 (struct max_alignment): Drop long double, add void *.
4404 (extra_order_size_table): Add low non-power-of-two multiples
4405 of MAX_ALIGNMENT. Drop small type-based entries, add
4406 tree_type, cgraph_node and loop.
4407 * alloc-pool.c (struct allocation_object_def): Drop long double
4410 2009-10-20 Jakub Jelinek <jakub@redhat.com>
4413 * loop-invariant.c (calculate_loop_reg_pressure): Don't count regs
4414 referenced just in DEBUG_INSNs.
4416 2009-10-20 Richard Guenther <rguenther@suse.de>
4419 * gimple.c (gimple_register_type): Make sure we register
4420 the types main variant first.
4422 2009-10-20 Richard Guenther <rguenther@suse.de>
4424 * gimple.c (gimple_types_compatible_p): Simplify. Move
4425 cheap checks before hashtable queries. Add checks for
4426 TYPE_NONALIASED_COMPONENT and DECL_NONADDRESSABLE_P.
4428 2009-10-20 Eric Botcazou <ebotcazou@adacore.com>
4430 * tree-sra.c (build_ref_for_offset_1) <RECORD_TYPE>: Skip fields
4431 without size or with size that can't be represented as a host integer.
4433 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
4435 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't regard
4436 the removal of a debug stmt as a significant change.
4438 2009-10-20 Wolfgang Gellerich <gellerich@de.ibm.com>
4440 * config/s390/s390.md: Added agen condition to operand
4441 forwarding bypasses. Added bypass for early address generation
4442 use of int results. Updated comments.
4444 2009-10-20 Stefan Dösinger <stefan@codeweavers.com>
4446 * config/i386/i386.c: Remove signal.h #include.
4448 2009-10-20 Jie Zhang <jie.zhang@analog.com>
4450 * simplify-rtx.c (simplify_const_unary_operation): Handle SS_ABS.
4451 * doc/rtl.texi: Document ss_abs.
4453 2009-10-19 Jakub Jelinek <jakub@redhat.com>
4455 * c-common.c (c_parse_error): Handle CPP_UTF8STRING.
4456 * c-lex.c (c_lex_with_flags): Likewise. Test C_LEX_STRING_NO_JOIN
4457 instead of C_LEX_RAW_STRINGS.
4458 (lex_string): Handle CPP_UTF8STRING.
4459 * c-parser.c (c_parser_postfix_expression): Likewise.
4460 * c-pragma.h (C_LEX_RAW_STRINGS): Rename to ...
4461 (C_LEX_STRING_NO_JOIN): ... this.
4463 2009-10-19 Anatoly Sokolov <aesok@post.ru>
4465 * config/cris/cris.c (cris_function_value, cris_libcall_value,
4466 cris_function_value_regno_p): New functions.
4467 (cris_promote_function_mode): Update comment.
4468 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
4469 * config/cris/cris.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
4470 (FUNCTION_VALUE_REGNO_P): Redefine, use cris_function_value_regno_p.
4471 * config/cris/cris-protos.h (cris_function_value_regno_p): Declare.
4473 2009-10-19 Jakub Jelinek <jakub@redhat.com>
4475 * unwind-dw2.c (execute_stack_op): Fix operand order for
4476 DW_OP_le, DW_OP_ge, DW_OP_lt and DW_OP_gt.
4478 2009-10-19 Eric Botcazou <ebotcazou@adacore.com>
4480 * gimple-low.c (struct lower_data): Add cannot_fallthru field.
4481 (lower_stmt) <GIMPLE_BIND>: Add comment.
4482 <GIMPLE_COND, GIMPLE_GOTO, GIMPLE_SWITCH>: Set cannot_fallthru to true
4484 <GIMPLE_RETURN>: Remove the statement if cannot_fallthru is set.
4485 Otherwise lower it and set cannot_fallthru to true.
4486 <GIMPLE_TRY>: Update cannot_fallthru for GIMPLE_TRY_FINALLY and return.
4487 <GIMPLE_CATCH, GIMPLE_EH_FILTER>: Set cannot_fallthru to false.
4488 <GIMPLE_CALL>: Set cannot_fallthru to false for BUILT_IN_SETJMP and
4489 to true for a noreturn call. Do not remove statements.
4490 <GIMPLE_OMP_PARALLEL, GIMPLE_OMP_TASK>: Set cannot_fallthru to false.
4491 Set cannot_fallthru to false on function exit.
4492 (gimple_stmt_may_fallthru) <GIMPLE_SWITCH>: Really return false.
4493 <GIMPLE_ASSIGN>: Remove.
4495 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4497 * config/s390/s390.c (s390_z10_optimize_cmp): Don't touch FP compares.
4499 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4501 * config/s390/s390.c (s390_z10_optimize_cmp): Use
4502 next/prev_active_insn to skip DEBUG_INSNs as well.
4504 2009-10-19 Joseph Myers <joseph@codesourcery.com>
4506 * config/arm/arm.c (output_move_neon): Use DImode in call to
4509 2009-10-19 Matthias Klose <doko@ubuntu.com>
4512 * config.gcc (arm*-*-linux-*eabi): Use config/t-slibgcc-libgcc.
4514 2009-10-19 Jakub Jelinek <jakub@redhat.com>
4516 * cfgexpand.c (expand_debug_expr): Fail if bitpos < 0 for non-MEM op0.
4518 2009-10-17 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
4521 * optabs.c (expand_binop): Make mode of shift count expression mode
4522 of shift count not target.
4525 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
4527 * tree-nested.c (convert_nonlocal_reference_stmt) <GIMPLE_COND>: New
4528 case. Force using values to replace references within the statement.
4529 (convert_local_reference_stmt): Likewise.
4531 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
4533 * gimple-low.c (lower_stmt) <GIMPLE_CALL>: If the call is noreturn,
4534 remove a subsequent GOTO or RETURN statement.
4536 2009-10-17 Andy Hutchinson <hutchinsonandy@aim.com>
4538 * config/avr.md (*movqi): Add zero as equally preferable constraint
4539 as general register.
4542 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
4544 * print-tree.c (print_node): Fix string for DECL_STRUCT_FUNCTION.
4546 2009-10-17 Richard Guenther <rguenther@suse.de>
4548 * lto-streamer-in.c (lto_input_location): Try to reuse previous maps.
4550 2009-10-17 Richard Guenther <rguenther@suse.de>
4552 * lto-streamer-in.c (input_gimple_stmt): Fixup FIELD_DECL
4553 operands in COMPONENT_REFs.
4555 2009-10-17 Anatoly Sokolov <aesok@post.ru>
4557 * targhooks.c (default_libcall_value): Don't use LIBCALL_VALUE macro
4558 if not defined. Change type of second argument to const_rtx.
4559 (default_function_value): Call gcc_unreachable if FUNCTION_VALUE
4561 * targhooks.h (default_libcall_value): Update prototype.
4562 * target.h (struct gcc_target): Change type of second argument of
4563 libcall_value to const_rtx.
4564 * config/arm/arm.c (arm_libcall_value): Change type of second argument
4566 (arm_libcall_uses_aapcs_base): Change type of argument to const_rtx.
4567 * doc/tm.texi (TARGET_LIBCALL_VALUE): Revise documentation.
4569 2009-10-17 Jakub Jelinek <jakub@redhat.com>
4572 * debug.h (struct gcc_debug_hooks): Add assembly_start hook.
4573 * cgraphunit.c (cgraph_optimize): Call it.
4574 * dwarf2out.c (dwarf2out_init): Move .cfi_sections printing into...
4575 (dwarf2out_assembly_start): ... here. New hook.
4576 (dwarf2out_debug_hooks): Add dwarf2out_assembly_start.
4577 * debug.c (do_nothing_debug_hooks): Do nothing for assembly_start
4579 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
4580 * sdbout.c (sdb_debug_hooks): Likewise.
4581 * vmsdbgout.c (vmsdbg_debug_hooks): Add vmsdbgout_assembly_start.
4582 (vmsdbgout_assembly_start): New hook.
4584 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
4586 * rtl.h (RTL_LOCATION): Fix typo.
4588 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
4590 * print-rtl.c (print_rtx): Print locators in asm_operands
4593 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
4596 * sched-deps.c (depl_on_debug_p): New.
4597 (attach_dep_link): Reject debug deps before nondebug deps.
4598 (add_to_deps_list): Insert debug deps after nondebug deps.
4599 (sd_lists_empty_p): Stop at first nonempty list. Disregard debug
4601 (sd_add_dep): Do not reject debug deps.
4602 (add_insn_mem_dependence): Don't count debug deps.
4603 (remove_from_deps): Likewise.
4604 (sched_analyze_2): Set up mem deps on debug insns.
4605 (sched_analyze_insn): Record reg uses for deps on debug insns.
4606 * haifa-sched.c (schedule_insn): Reset deferred debug insn. Don't
4607 try_ready nondebug insn after debug insn.
4608 * ddg.c (create_ddg_dep_from_intra_loop_link,
4609 create_ddg_dep_no_link): Don't reject debug deps.
4611 2009-10-16 Richard Guenther <rguenther@suse.de>
4613 * lto-symtab.c (merge_incomplete_and_complete_type): Remove.
4614 (maybe_merge_incomplete_and_complete_type): Likewise.
4615 (lto_symtab_merge): Do not call them. Do not warn for
4616 complete vs. incomplete compatible types.
4617 (lto_symtab_merge_decls_2): Simplify.
4618 * gimple.c (gimple_force_type_merge): Remove.
4619 (gimple_types_compatible_p): Make it static.
4620 * gimple.h (gimple_force_type_merge): Remove.
4621 (gimple_types_compatible_p): Likewise.
4623 2009-10-16 Jakub Jelinek <jakub@redhat.com>
4625 * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTRACT>: Cast
4626 DWARF2_ADDR_SIZE to int to avoid signed vs. unsigned warnings.
4628 2009-10-16 Richard Guenther <rguenther@suse.de>
4630 PR tree-optimization/41728
4631 * tree-ssa-dom.c (optimize_stmt): Mark the stmt modified
4632 if fold_stmt did anything.
4634 2009-10-16 Richard Guenther <rguenther@suse.de>
4637 * lto-streamer-in.c (lto_input_tree_ref): Revert last change.
4638 (maybe_fixup_handled_component): New function.
4639 (input_gimple_stmt): Fixup mismatched decl replacements.
4641 2009-10-16 Richard Guenther <rguenther@suse.de>
4644 * lto-streamer-out.c (lto_output_tree_ref): Handle DEBUG_EXPR_DECL
4645 the same as VAR_DECL.
4647 2009-10-16 Richard Guenther <rguenther@suse.de>
4649 * gimple.c (iterative_hash_gimple_type): For integer types
4650 also hash their minimum and maximum values and the string flag.
4651 For array types hash their domain and the string flag.
4653 2009-10-16 Richard Guenther <rguenther@suse.de>
4655 * gimple.c (gimple_types_compatible_p): Restrict completing
4656 types to record or unions. Simplify completion.
4657 Do not merge records or unions with different
4658 TYPE_STRUCTURAL_EQUALITY_P tag.
4659 (iterative_hash_gimple_type): Restrict non-recursing into
4660 pointer targets for records and unions.
4662 2009-10-15 Jakub Jelinek <jakub@redhat.com>
4665 * cfgexpand.c (expand_debug_expr): Handle CONJ_EXPR.
4666 * dwarf2out.c (mem_loc_descriptor): Don't handle
4667 POST_INT/POST_DEC/POST_MODIFY like SUBREG. For SUBREG
4668 punt if it is not lowpart subreg or if inner mode isn't
4671 2009-10-16 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4673 * config/s390/s390.c (s390_z10_optimize_cmp): Skip notes when
4674 investigating previous or next insns.
4676 2009-10-16 Eric Botcazou <ebotcazou@adacore.com>
4678 * tree-sra.c (build_ref_for_offset_1): Update comment.
4680 2009-10-16 Wolfgang Gellerich <gellerich@de.ibm.com>
4682 * config/s390/s390.md (atype): Added missing values.
4684 2009-10-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4687 * pa.md (casesi): Use sign extended index in call to gen_casesi64p.
4688 (casesi64p): Update pattern to reflect above.
4690 2009-10-15 Steve Ellcey <sje@cup.hp.com>
4692 PR rtl-optimization/41697
4693 * sel-sched-ir.h (_eligible_successor_edge_p): Check successor count.
4695 2009-10-15 Michael Meissner <meissner@linux.vnet.ibm.com>
4698 * config/rs6000/predicates.md: Update copyright year.
4699 * config/rs6000/altivec.md: Ditto.
4701 * config/rs6000/t-rs6000 (TM_H): Add rs6000-builtin.def.
4702 (MD_INCLUDES): Add a2.md.
4704 * config/rs6000/rs6000.c (rs6000_builtin_decls): Change
4705 RS6000_BUILTIN_COUNT to MAX_RS6000_BUILTINS.
4706 (builtin_classify): New static vector to classify various builtins
4707 to get the tree attributes correct.
4708 (def_builtin): Set the attributes of builtins based on what the
4709 builtin does (i.e. memory operation, floating point, saturation
4710 need special attributes, others are pure functions).
4712 * config/rs6000/rs6000.h (enum rs6000_btc): New enum to classify
4714 (enum rs6000_builtins): Include rs6000-builtin.def to define the
4715 builtins. Change the end marker to MAX_RS6000_BUILTINS from
4716 RS6000_BUILTIN_COUNT.
4717 (rs6000_builtin_decls): Change RS6000_BUILTIN_COUNT to
4718 MAX_RS6000_BUILTINS.
4720 * config/rs6000/rs6000-builtin.def: New file that combines the
4721 builtin enumeration name and attributes.
4723 2009-10-15 H.J. Lu <hongjiu.lu@intel.com>
4725 * config/i386/linux.h (ASM_SPEC): Add --32.
4727 2009-10-15 Jakub Jelinek <jakub@redhat.com>
4729 * dwarf2out.c (dwarf_tag_name): Handle DW_TAG_rvalue_reference_type
4730 and DW_TAG_template_alias.
4731 (dwarf_attr_name): Handle DW_AT_main_subprogram,
4732 DW_AT_data_bit_offset, DW_AT_const_expr, DW_AT_enum_class,
4733 DW_AT_linkage_name, DW_AT_GNU_guarded_by, DW_AT_GNU_pt_guarded_by,
4734 DW_AT_GNU_guarded, DW_AT_GNU_pt_guarded, DW_AT_GNU_locks_excluded,
4735 DW_AT_GNU_exclusive_locks_required, DW_AT_GNU_shared_locks_required
4736 and DW_AT_GNU_odr_signature.
4737 (dwarf_form_name): Handle DW_FORM_sec_offset, DW_FORM_exprloc,
4738 DW_FORM_flag_present and DW_FORM_ref_sig8.
4739 (output_signature): Only print name on the first byte.
4740 (output_die): Likewise for dw_val_class_data8.
4742 2009-10-15 Alexander Monakov <amonakov@ispras.ru>
4744 * doc/invoke.texi: Clarify that most optimizations are not enabled
4747 2009-10-15 Richard Guenther <rguenther@suse.de>
4750 * gimple.c (compare_type_names_p): Handle anonymous names
4751 differently based on new mode argument.
4752 (gimple_types_compatible_p): For structs also compare the tags.
4753 (iterative_hash_type_name): Rename to ...
4754 (iterative_hash_name): ... this. Hash all names.
4755 (iterative_hash_gimple_type): Fix hashing the struct tag of
4756 pointer targets. Hash field decl names.
4758 2009-10-15 Richard Guenther <rguenther@suse.de>
4761 * gimple.c (gimple_get_alias_set): Avoid recursing on
4762 invalid type topology.
4764 2009-10-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
4766 * config/spu/spu.c (get_branch_target): Use extract_asm_operands.
4768 2009-10-15 Richard Guenther <rguenther@suse.de>
4770 * tree.c (free_lang_data_in_decl): Free DECL_FCONTEXT.
4772 2009-10-15 Jakub Jelinek <jakub@redhat.com>
4774 * config/rs6000/option-defaults.h (OPTION_DEFAULT_SPECS): Don't
4775 add --with-tune{,-32,-64} configured default for -mtune if explicit
4778 2009-10-14 Daniel Gutson <dgutson@codesourcery.com>
4780 * config/arm/neon.md (neon_vshll_n<mode>): Checking Bounds fixed.
4782 2009-10-14 DJ Delorie <dj@redhat.com>
4784 * config/h8300/h8300.c (F): New.
4786 (h8300_emit_stack_adjustment): Call them.
4788 (h8300_push_pop): Likewise.
4789 (h8300_expand_prologue): Likewise.
4790 * config/h8300/h8300.h (DWARF2_DEBUGGING_INFO): Define.
4791 (MUST_USE_SJLJ_EXCEPTIONS): Define.
4792 (INCOMING_RETURN_ADDR_RTX): Define.
4793 (INCOMING_FRAME_SP_OFFSET): Define.
4794 (DWARF_CIE_DATA_ALIGNMENT): Define.
4796 2009-10-14 Jakub Jelinek <jakub@redhat.com>
4798 * stor-layout.c (place_field): Don't emit -Wpadded warnings for
4799 fields in builtin structs.
4800 (finalize_record_size): Likewise.
4802 2009-10-14 Richard Guenther <rguenther@suse.de>
4804 * gimple.c (gtc_ob): New global.
4805 (struct type_pair_d): Replace pointers with type UIDs.
4806 (type_pair_hash): Adjust.
4807 (type_pair_eq): Likewise.
4808 (lookup_type_pair): Likewise. Allocate from an obstack.
4809 (gimple_force_type_merge): Adjust.
4810 (gimple_types_compatible_p): Likewise.
4811 (free_gimple_type_tables): Free the obstack.
4813 2009-10-14 Jakub Jelinek <jakub@redhat.com>
4815 * tree-parloops.c (separate_decls_in_region_debug_bind): Drop debug
4816 stmts setting DEBUG_EXPR_DECLs.
4818 * cfgexpand.c (expand_debug_expr): Ignore zero-length bitfields.
4819 Don't crash if mode1 is VOIDmode.
4821 2009-09-26 Vladimir Makarov <vmakarov@redhat.com>
4823 * params.def (PARAM_IRA_LOOP_RESERVED_REGS): New.
4824 * params.h (IRA_LOOP_RESERVED_REGS): New.
4825 * tree-pass.h (pass_subregs_of_mode_init,
4826 pass_subregs_of_mode_finish): Remove.
4827 * passes.c (pass_subregs_of_mode_init,
4828 pass_subregs_of_mode_finish): Remove.
4829 (pass_reginfo_init): Move before loop optimizations.
4830 * config/i386/i386.h (STACK_REG_COVER_CLASS): Define.
4831 * common.opt (fira-loop-pressure): New.
4832 * toplev.h (flag_ira_loop_pressure): New.
4833 * rtl.h (init_subregs_of_mode, finish_subregs_of_mode): New externals.
4834 * reginfo.c (init_subregs_of_mode, finish_subregs_of_mode):
4835 Make external and void type functions.
4836 (gate_subregs_of_mode_init, pass_subregs_of_mode_init,
4837 pass_subregs_of_mode_finish): Remove.
4838 * ira-costs.c (init_costs): Call init_subregs_of_mode.
4839 * regmove.c: Include ira.h.
4840 (regmove_optimize): Call ira_set_pseudo_classes after IRA based
4841 register pressure calculation in loops.
4842 * loop-invariant.c: Include REGS_H and ira.h.
4843 (struct loop_data): New members max_reg_pressure, regs_ref, and
4845 (struct invariant): New member orig_regno.
4846 (curr_loop): New variable.
4847 (find_exits): Initialize regs_ref and regs_live.
4848 (create_new_invariant): Initialize orig_regno.
4849 (get_cover_class_and_nregs): New.
4850 (get_inv_cost): Make aregs_needed an array. Use regs_needed as an
4851 array. Add code for flag_ira_loop_pressure.
4852 (gain_for_invariant): Make new_regs an array. Add code for
4853 flag_ira_loop_pressure.
4854 (best_gain_for_invariant): Ditto.
4855 (set_move_mark): New parameter gain. Use it for debugging output.
4856 (find_invariants_to_move): Make regs_needed and new_regs an array.
4857 Add code for flag_ira_loop_pressure.
4858 (move_invariant_reg): Set up orig_regno.
4859 (move_invariants): Set up reg classes for pseudos for
4860 flag_ira_loop_pressure.
4861 (free_loop_data): Clear regs_ref and regs_live.
4862 (curr_regs_live, curr_reg_pressure, regs_set, n_regs_set,
4863 get_regno_cover_class, change_pressure, mark_regno_live,
4864 mark_regno_death, mark_reg_store, mark_reg_clobber,
4865 mark_reg_death, mark_ref_regs, calculate_loop_reg_pressure): New.
4866 (move_loop_invariants): Calculate pressure. Initialize curr_loop.
4867 * ira.c (ira): Call ira_set_pseudo_classes after IRA based
4868 register pressure calculation in loops if new regs were added.
4869 Call finish_subregs_of_mode.
4870 * opts.c (decode_options): Set up flag_ira_loop_pressure.
4871 * Makefile.in (loop-invariant.o): Add ira.h.
4873 * doc/invoke.texi (-fira-loop-pressure, ira-loop-reserved-regs):
4875 * doc/tm.texi (STACK_REG_COVER_CLASS): Describe.
4877 2009-10-14 Richard Guenther <rguenther@suse.de>
4879 * lto-symtab.c (lto_symtab_compatible): Fold in ...
4880 (lto_symtab_merge): ... here. Rewrite both to take the
4881 prevailing and a to-be-merged entry and to queue diagnostics properly.
4882 (lto_symtab_resolve_replaceable_p): New predicate for
4884 (lto_symtab_resolve_can_prevail_p): Likewise.
4885 (lto_symtab_resolve_symbols): Rewrite. Fold in code that
4886 handles merging commons by choosing the largest decl. Fold
4887 in code that gives ODR errors.
4888 (lto_symtab_merge_decls_2): Simplify a lot. Emit queued
4890 (lto_symtab_merge_decls_1): Re-structure. Deal with the
4891 case of no prevailing decl here. Diagnose mismatches
4892 in object types here. Drop all but the prevailing decls.
4893 (lto_symtab_prevailing_decl): Return the single prevailing decl.
4894 * lto-streamer-in.c (lto_input_tree_ref): Deal with
4895 VIEW_CONVERT_EXPRs in decl slots. Unshare the tree in this case.
4897 2009-10-14 Richard Guenther <rguenther@suse.de>
4900 * lto-streamer-in.c (input_bb): Replace debug stmts with
4901 nops instead of dropping them.
4903 2009-10-14 Nick Clifton <nickc@redhat.com>
4905 * gcc/doc/extended.texi: Replace the dash character with @minus{}
4906 in situations where it is being used as a minus symbol.
4907 * gcc/doc/tm.texi: Likewise.
4908 * gcc/doc/md.texi: Likewise.
4910 2009-10-14 Jakub Jelinek <jakub@redhat.com>
4912 PR preprocessor/41543
4913 * input.h (BUILTINS_LOCATION): Change to 1 from 2.
4914 Assert BUILTINS_LOCATION < RESERVED_LOCATION_COUNT.
4915 * tree.c: Include intl.h.
4916 (expand_location): Handle BUILTINS_LOCATION.
4917 * Makefile.in (tree.o): Depend on intl.h.
4920 * dwarf2out.c (dwarf2out_var_location): Always clear
4921 last_postcall_label when changing last_label.
4923 2009-10-14 Pascal Obry <obry@adacore.com>
4925 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Add -E.
4926 (process_command): Handle -E as done with -c and -S. Do not add
4927 the target executable suffix to the output file when -E is used.
4928 (main): Adjust error message accordingly.
4930 2009-10-14 Alexandre Oliva <aoliva@redhat.com>
4936 * tree.c (tree_node_structure_for_code): DEBUG_EXPR_DECL uses
4938 (tree_code_size): Likewise.
4940 2009-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4942 * builtins.c (fold_builtin_1): Support complex "arc" functions.
4943 * real.h (HAVE_mpc_arc): Define.
4945 2009-10-14 Kaz Kojima <kkojima@gcc.gnu.org>
4947 * config/sh/sh.c (TARGET_BUILTIN_DECL): Define.
4948 (struct builtin_description): Add fndecl field.
4949 (bdesc): Remove const qualifier. Update initializer.
4950 (sh_media_init_builtins): Remove const qualifier for d. Record
4951 the result of add_builtin_function to the fndecl field.
4952 (sh_builtin_decl): New.
4953 (sh_media_builtin_decl): New.
4955 2009-10-14 Hans-Peter Nilsson <hp@axis.com>
4958 * config/cris/cris.h (SECONDARY_RELOAD_CLASS): Handle reload
4959 requests between special registers.
4961 2009-10-13 Eric Botcazou <ebotcazou@adacore.com>
4963 * dwarf2out.c (mem_loc_descriptor): Accept UNGT as well.
4965 2009-10-13 Richard Henderson <rth@redhat.com>
4967 PR tree-optimization/41377
4968 * tree-eh.c (unsplit_eh): Propagate degenerate PHIs.
4969 (cleanup_empty_eh_merge_phis): New change_region parameter;
4970 pass it on to redirect_eh_edge_1. Update callers.
4971 (cleanup_empty_eh_unsplit): Don't require an existing EH label
4972 at the destination block.
4974 2009-10-13 Basile Starynkevitch <basile@starynkevitch.net>
4976 * passes.c (register_pass): Replaced gcc_unreachable by
4977 fatal_error on failure. Mentions plugins in comments & messages.
4979 2009-10-13 Jakub Jelinek <jakub@redhat.com>
4982 * rtl.h (DEBUG_EXPR_TREE_DECL): Define.
4983 * sched-vis.c (print_value): Use it.
4984 * cselib.c (cselib_hash_rtx): Likewise.
4985 * print-rtl.c (print_rtx): Likewise.
4986 * cfgexpand.c (expand_debug_rtx): Likewise.
4987 * var-tracking.c (vt_expand_loc_callback): Likewise.
4989 2009-10-13 Richard Guenther <rguenther@suse.de>
4992 * opts.c (handle_option): Split out code to handle setting
4993 the options flag var ...
4994 (set_option): ... here.
4995 * opts.h (set_option): Declare.
4996 * lto-opts.c (register_user_option_p): Include -fexceptions
4997 and all position independent code variants.
4998 (handle_common_option): Remove.
4999 (lto_reissue_options): Use set_option.
5001 2009-10-13 Martin Jambor <mjambor@suse.cz>
5003 PR tree-optimization/41661
5004 * ipa-prop.c (compute_complex_pass_through): Allow only operations
5005 that are tcc_comparisons or do not change the type in any
5007 * ipa-cp.c (ipcp_lattice_from_jfunc): Request boolean type when
5008 folding tcc_comparison operations.
5010 2009-10-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5012 * config/s390/s390.c (s390_encode_section_info): Handle BLKmode
5015 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
5021 * tree.def (DEBUG_EXPR_DECL): New.
5022 * rtl.def (DEBUG_EXPR): New.
5023 * gengtype.c (adjust_field_rtx_def): Handle it.
5024 * tree-ssa.c (propagate_var_def_into_debug_stmts): Rename to...
5025 (insert_debug_temp_for_var_def): ... this. Drop support for
5026 moving. Take iterator for def stmt; insert debug stmt before it.
5027 Scan early for use count and kind in debug stmts.
5028 (propagate_defs_into_debug_stmts): Rename to...
5029 (insert_debug_temps_for_defs): ... this. Likewise.
5030 * tree.h (DEBUG_TEMP_UID): New.
5031 * tree.c (next_debug_decl_uid): New.
5032 (make_node_stat): Count debug decls separately.
5033 (copy_node_stat): Likewise.
5034 * cfgexpand.c (expand_debug_expr): Handle DEBUG_EXPR_DECL.
5035 * var-tracking.c (dv_is_decl_p): Recognize it.
5036 (VALUE_RECURSED_INTO): Apply to DEBUG_EXPRs too.
5037 (track_expr_p): Track expanded DEBUG_EXPR_DECLs.
5038 (vt_expand_loc_callback): Expand DEBUG_EXPRs.
5039 (emit_note_insn_var_location): Don't emit notes for DEBUG_EXPR_DECLs.
5040 * cselib.c (rtx_equal_for_cselib_p): Handle DEBUG_EXPR.
5041 (cselib_hash_rtx): Likewise.
5042 (cselib_expand_value_rtx_1): Use callback for DEBUG_EXPR.
5043 * tree-ssa-operands.c (get_expr_operands): Skip DEBUG_EXPR_DECLs in
5045 * emit-rtl.c (verify_rtx_sharing): Handle DEBUG_EXPR and VALUE.
5046 (copy_rtx_if_shared_1, reset_used_flags, set_used_flags): Likewise.
5047 * rtl.c (copy_rtx): Likewise.
5048 (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_EXPR.
5049 * print-rtl.c (print_rtx): Likewise.
5050 * sched-vis.c (print_value): Likewise.
5051 (print_insn): Handle DEBUG_EXPR_DECL.
5052 * tree-dump.c (dequeue_and_dump): Likewise.
5053 * tree-pretty-print.c (dump_decl_name, dump_generic_node): Likewise.
5054 * gimple-iterator (gsi_replace): Check for same lhs.
5055 (gsi_remove): Insert debug temps.
5056 * tree-ssa-loop-im.c (rewrite_reciprocal): Replace with same lhs.
5057 (move_computations_stmt): Drop explicit propagation into debug stmts.
5058 (rewrite_bittest): Likewise. Use gsi_remove for propagation.
5059 * tree-ssa-reassoc.c (rewrite_expr_tree, linearize_expr): Likewise.
5060 * tree-ssa-sink.c (statement_sink_location): Likewise.
5061 * tree-ssa-forwprop (forward_propagate_addr_expr): Likewise.
5062 * tree-ssanames.c (release_ssa_name): Adjust for rename.
5063 * tree-flow.h: Likewise.
5064 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Don't mark
5065 debug temps without values.
5066 (eliminate_unnecessary_stmts): Don't discard just-inserted
5069 2009-10-12 Hans-Peter Nilsson <hp@axis.com>
5072 * config/cris/cris.md (andu): Check that operand 1 is one of the
5073 general registers. Fix typo in head comment.
5075 2009-10-12 Stefan Dösinger <stefan@codeweavers.com>
5077 * config/i386/i386.md (vswapmov): New.
5078 * config/i386/i386.c (ix86_handle_fndecl_attribute): New.
5079 (ix86_function_ms_hook_prologue): New.
5080 (ix86_expand_prologue): Handle ms_hook_prologue attribute.
5081 * configure.ac: Test for swap suffix support in as.
5082 * configure: Rebuild.
5084 2009-10-12 Jakub Jelinek <jakub@redhat.com>
5087 * config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
5088 paradoxical subregs to prevent partial register stalls if the inner
5089 mode is integer mode.
5091 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
5093 * config/i386/i386.md (*setcc_<mode>_2): Remove insn pattern.
5095 2009-10-12 Dodji Seketeli <dodji@redhat.com>
5098 * gcc/dwarf2out.c (template_parameter_pack_die,
5099 gen_formal_parameter_pack_die): Use add_name_and_src_coords_attributes.
5101 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
5104 * tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
5106 (maybe_register_def): Likewise. Take stmt iterator.
5107 (rewrite_update_stmt): Take stmt iterator and pass it on.
5108 (rewrite_update_enter_block): Pass stmt iterator.
5110 2009-10-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
5112 * config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
5113 (spu_builtin_decl): New function.
5115 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
5117 * config/i386/i386.md (SWIM): New mode iterator.
5118 (mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
5119 using SWIM mode iterator.
5120 (x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
5121 patterns using SWI48 mode iterator.
5122 (*x86_mov<mode>cc_0_m1_se): Macroize insn from
5123 *x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
5124 (*x86_mov<mode>cc_0_m1_neg): New insn pattern.
5125 (*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
5126 patterns using SWI248 mode iterator.
5127 * config/i386/i386.c (ix86_expand_int_movcc): Update the call to
5128 gen_x86_movdicc_0_m1_rex64 for renamed function
5130 2009-10-11 Jose Ruiz <ruiz@adacore.com>
5131 Eric Botcazou <ebotcazou@adacore.com>
5134 * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
5135 * config/sparc/sol2-unwind.h: New file.
5137 2009-10-11 Olivier Hainque <hainque@adacore.com>
5138 Eric Botcazou <ebotcazou@adacore.com>
5141 * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
5142 * config/i386/sol2-unwind.h: New file.
5144 2009-10-11 H.J. Lu <hongjiu.lu@intel.com>
5147 * config/i386/i386.md (addsi_1_zext): Get the proper second
5150 2009-10-11 Richard Sandiford <rdsandiford@googlemail.com>
5152 * simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
5153 all OLD_RTXes, not just REGs. Use copy_rtx to create the
5156 2009-10-11 Richard Guenther <rguenther@suse.de>
5158 * gimple.c (iterative_hash_type_name): Do not handle special
5161 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
5163 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
5164 (*setcc_si_1_and): Ditto.
5165 (*setcc_si_1_movzbl): Ditto.
5166 (*setcc_<mode>_2): Ditto.
5167 (*setcc_qi): Rename from *setcc_1.
5168 (*setcc_qi_slp): Rename from *setcc_2.
5170 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
5171 (*zero_extendqisi2_movzbw_and splitter): Ditto.
5173 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
5174 "if" condition, there is already assert with reload_completed present.
5176 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
5178 * plugin.c (try_init_one_plugin): Improve constness of variable err.
5180 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
5182 * doc/install.texi (Final install): Refer to
5183 http://gcc.gnu.org/bugs/ for bug reporting.
5185 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
5187 * configure.ac: Add test for dci instruction.
5188 * configure: Regenerate.
5189 * config.in: Likewise.
5190 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
5191 * doc/invoke.texi: Add cpu_type 476 and 476fp.
5192 (-mmulhw): Add 476 to description.
5193 (-mdlmzb): Likewise.
5194 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
5195 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
5196 (processor_target_table): Add 476 and 476fp entries.
5197 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
5198 (rs6000_issue_rate): Add CPU_PPC476.
5199 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
5200 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
5201 (processor_type): Add PROCESSOR_PPC476.
5202 (EXTRA_SPECS): Add asm_cpu_476 string.
5203 * config/rs6000/rs6000.md (define_attr "type"): Add isel attribute.
5204 (define_attr "cpu"): Add ppc476.
5206 Update comments for 476.
5207 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
5208 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
5209 Update copyright year.
5210 * config/rs6000/476.md: New file.
5211 * config/rs6000/40x.md: Add description for "isel" attribute.
5212 Update copyright year.
5213 * config/rs6000/440.md: Likewise.
5214 * config/rs6000/603.md: Likewise.
5215 * config/rs6000/6xx.md: Likewise.
5216 * config/rs6000/7450.md: Likewise.
5217 * config/rs6000/7xx.md: Likewise.
5218 * config/rs6000/8540.md: Likewise.
5219 * config/rs6000/cell.md: Likewise.
5220 * config/rs6000/e300c2c3.md: Likewise.
5221 * config/rs6000/e500mc.md: Likewise.
5222 * config/rs6000/mpc.md: Likewise.
5223 * config/rs6000/power4.md: Likewise.
5224 * config/rs6000/power5.md: Likewise.
5225 * config/rs6000/power6.md: Likewise.
5226 * config/rs6000/power7.md: Likewise.
5227 * config/rs6000/rios1.md: Likewise.
5228 * config/rs6000/rios2.md: Likewise.
5229 * config/rs6000/rs64.md: Likewise.
5231 2009-10-10 Richard Guenther <rguenther@suse.de>
5233 PR tree-optimization/41654
5234 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
5235 a cond expr before calling gimple_cond_set_condition_from_tree.
5236 (ifcombine_iforif): Likewise.
5238 2009-10-09 Ian Lance Taylor <iant@google.com>
5240 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
5241 * configure: Rebuild.
5243 2009-10-09 Neil Vachharajani <nvachhar@google.com>
5245 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
5248 2009-10-09 Richard Guenther <rguenther@suse.de>
5251 * target-def.h (TARGET_BUILTIN_DECL): Define.
5252 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
5253 * target.h (struct gcc_target): Add builtin_decl target hook.
5254 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
5255 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
5257 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
5258 not gcc_unreachable.
5259 (lto_output_builtin_tree): Sorry if the target does not support
5260 streaming target builtins.
5261 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
5262 (rs6000_builtin_decl): New function.
5263 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
5264 (ix86_builtin_decl): New function.
5266 2009-10-09 Jakub Jelinek <jakub@redhat.com>
5268 PR preprocessor/41445
5269 * c-ppoutput.c (do_line_change): New function.
5270 (cb_line_change): Use it.
5271 (scan_translation_unit): Call do_line_change if
5272 avoid_paste or PREV_WHITE and token location is on a different line
5273 than print.src_line.
5276 * dwarf2out.c (dwarf2out_init): Test whether
5277 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
5280 PR rtl-optimization/41646
5281 * calls.c (expand_call): For BLKmode types returned in registers
5282 avoid likely spilled hard regs in copy_blkmode_from_reg generated
5285 2009-10-09 Richard Guenther <rguenther@suse.de>
5287 PR tree-optimization/41634
5288 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
5289 we remove the correct elements.
5290 (optimize_stmt): Make sure to update stmt operands before
5291 optimizing redundancies.
5293 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5295 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
5297 2009-10-09 Richard Guenther <rguenther@suse.de>
5300 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
5302 (lto_wrapper_exit): New function.
5304 (fatal_perror): Likewise.
5305 (fork_execute): Use global args_name, do not free it.
5306 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
5307 * lto-streamer.h: Remove duplicate prototypes.
5309 2009-10-09 Richard Guenther <rguenther@suse.de>
5311 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
5312 before calling stmt_can_throw_external.
5314 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
5316 PR tree-optimization/40071
5317 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
5318 pointer if the original data reference doesn't conflict with the
5319 created vector data reference. Fix long line.
5321 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
5323 * config/i386/i386.md (any_div): New code iterator.
5324 (u): Handle div and udiv.
5326 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
5328 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
5329 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
5330 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
5331 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
5333 2009-10-08 Joseph Myers <joseph@codesourcery.com>
5335 * gcc.c (main): Remove trailing "." from diagnostics.
5337 2009-10-08 Cary Coutant <ccoutant@google.com>
5339 Add support for debugging with ICF (Identical Code Folding).
5340 * calls.c (debug.h): New #include.
5341 (emit_call_1): Call virtual_call_token debug hook.
5342 * common.opt (-fenable-icf-debug): New option.
5343 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
5344 locations in the source).
5345 (poc_label_num): New variable.
5346 (dcall_entry, vcall_entry): New typedefs.
5347 (dcall_table, vcall_table): New variables.
5348 (struct vcall_insn): New type.
5349 (vcall_insn_table): New variable.
5350 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
5351 (size_of_dcall_table): New function.
5352 (output_dcall_table): New function.
5353 (size_of_vcall_table): New function.
5354 (output_vcall_table): New function.
5355 (dwarf2out_direct_call): New function.
5356 (vcall_insn_table_hash): New function.
5357 (vcall_insn_table_eq): New function.
5358 (dwarf2out_virtual_call_token): New function.
5359 (dwarf2out_virtual_call): New function.
5360 (dwarf2out_init): Allocate new tables and sections.
5361 (prune_unused_types): Mark DIEs referenced from direct call table.
5362 (dwarf2out_finish): Output direct and virtual call tables.
5363 * final.c (final_scan_insn): Call direct_call and virtual_call
5365 * debug.h (struct gcc_debug_hooks): Add direct_call,
5366 virtual_call_token, virtual_call hooks.
5367 (debug_nothing_uid): New function.
5368 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
5369 (debug_nothing_uid): New function.
5370 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
5371 (xcoff_debug_hooks): Likewise.
5372 * sdbout.c (sdb_debug_hooks): Likewise.
5373 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
5374 * doc/invoke.texi (-fenable-icf-debug): New option.
5376 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
5379 * regmove.c (regmove_backward_pass): Replace src with dst in the
5380 debug insn, and check for dst before rather than after.
5382 2009-10-08 Janis Johnson <janis187@us.ibm.com>
5384 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
5385 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
5387 2009-10-08 Jan Hubicka <jh@suse.cz>
5390 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
5391 do not mark cgraph nodes as needed.
5392 (record_references_in_initializer): Add new only_vars parameter.
5393 * cgraph.h (record_references_in_initializer): New parameter.
5394 * varasm.c (assemble_variable): Update call.
5395 * varpool.c (varpool_analyze_pending_decls): Always look for
5398 2009-10-08 Anatoly Sokolov <aesok@post.ru>
5400 * config/avr/avr.c (last_insn_address) Remove variable.
5401 (expand_prologue): Don't initialise last_insn_address variable.
5402 (final_prescan_insn): Don't output insn size.
5403 * config/avr/avr.opt (msize): Remove switch.
5404 * doc/invoke.texi (AVR Options): Remove documentation of -msize
5407 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
5409 * combine.c (label_tick_ebb_start): Fix comment.
5410 (combine_instructions): Set label_tick and label_tick_ebb_start before
5411 calling setup_incoming_promotions. Start them from 1. Increment
5412 label_tick instead of deriving it from the BB index. Rather than
5413 comparing ticks use the block from the previous iteration to decide
5414 whether to start a new EBB. Remove empty lines before function.
5416 2009-10-08 Michael Matz <matz@suse.de>
5419 * builtins.c (fold_builtin_isascii): Use fold_build2.
5420 (fold_builtin_isdigit): Ditto.
5421 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
5422 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
5423 remove_useless_stmts_cond, remove_useless_stmts_tf,
5424 remove_useless_stmts_tc, remove_useless_stmts_bind,
5425 remove_useless_stmts_goto, remove_useless_stmts_label,
5426 remove_useless_stmts_1, remove_useless_stmts,
5427 pass_remove_useless_stmts): Remove.
5428 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
5429 * passes.c (init_optimization_passes): Don't add
5430 pass_remove_useless_stmts.
5431 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
5432 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
5434 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
5435 for static constants.
5436 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
5437 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
5439 2009-10-08 Richard Guenther <rguenther@suse.de>
5441 * gimple.c (free_gimple_type_tables): New function.
5442 * gimple.h (free_gimple_type_tables): Declare.
5444 2009-10-07 Mark Heffernan <meheff@google.com>
5446 * ipa-prop.c (ipa_print_node_params) Only print
5447 names of named arguments.
5449 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
5451 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
5452 being statically linked.
5454 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5456 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
5458 2009-10-08 Jan Hubicka <jh@suse.cz>
5461 * ipa.c (cgraph_externally_visible_p,
5462 function_and_variable_visibility,
5463 whole_program_function_and_variable_visibility): Skip non-finalized
5466 2009-10-08 Nick Clifton <nickc@redhat.com>
5468 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
5471 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
5474 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
5476 2009-10-07 Joseph Myers <joseph@codesourcery.com>
5479 * c-common.c (c_fully_fold_internal): Strip nops from the result
5480 of recursive calls to c_fully_fold_internal.
5481 (c_wrap_maybe_const): New.
5482 (c_save_expr): Use c_wrap_maybe_const.
5483 * c-common.h (c_wrap_maybe_const): Declare.
5484 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
5485 build_binary_op): Use c_wrap_maybe_const.
5487 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5489 * real.c: Fix comment to reflect actual exponent size.
5491 2009-10-08 Ben Elliston <bje@au.ibm.com>
5493 * config/rs6000/a2.md: Add FSF comment header.
5495 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
5497 * config/i386/i386.md (any_extend): New code iterator.
5498 (u, s): New code attributes.
5500 (DWIH): Rewrite as code iterator for SI and DI modes.
5501 (DWI): Rewrite as mode attribute.
5502 (dwi): New mode attribute.
5503 (di): Depend on SI mode and DI mode.
5504 (doubleint_general_operand): Remove mode attribute.
5506 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
5509 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
5510 (*sub<mode>3_doubleword): Ditto.
5512 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
5513 using SWIM248 mode iterator.
5514 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
5515 using SWI48 mode iterator.
5516 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
5517 patterns using DWIH mode iterator and any_extend code iterator.
5518 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
5519 using any_extend code iterator.
5520 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
5521 patterns using DWIH mode iterator and any_extend code iterator.
5522 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
5523 using any_extend code iterator.
5524 (<s>mul<mode>3_highpart): Macroize expander from
5525 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
5526 and any_extend code iterator.
5527 (*<s>muldi3_highpart_1): Macroize insn from
5528 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
5529 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
5530 patterns using any_extend code iterator.
5531 (*<s>mulsi3_highpart_zext): Macroize insn from
5532 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
5534 2009-10-07 Jakub Jelinek <jakub@redhat.com>
5536 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
5537 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
5538 refering to a DIE with DW_AT_const_value.
5540 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
5543 * ira-lives.c (check_and_make_def_conflict): Process all operands.
5545 2009-10-06 Jan Hubicka <jh@suse.cz>
5547 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
5550 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
5552 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
5553 *lea_2_rex64): Move before *add<mode>_1 pattern.
5555 2009-10-07 Jan Hubicka <jh@suse.cz>
5557 * collect2.c (main): Add -fno-whole-program.
5558 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
5560 2009-10-07 Jan Hubicka <jh@suse.cz>
5562 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
5563 has no address taken.
5564 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
5566 (cgraph_clone_node): Clear externally_visible flag for clones.
5567 * cgraph.h (cgraph_only_called_directly_p,
5568 cgraph_can_remove_if_no_direct_calls_p): New predicates.
5569 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
5570 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
5571 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
5572 ipcp_insert_stage): Likwise.
5573 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
5574 externally_visible flag.
5575 (verify_cgraph_node): Verify that inline clones look right.
5576 (process_function_and_variable_attributes): Do not set
5577 externally_visible flags.
5578 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
5580 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
5582 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
5583 clear externally_visible when turning into inline clones
5584 (cgraph_mark_inline_edge): Use new predicates.
5585 (cgraph_estimate_growth): Likewise.
5586 (cgraph_decide_inlining): Likewise.
5587 * ipa.c (cgraph_postorder): Likewise.
5588 (cgraph_remove_unreachable_nodes): Likewise; sanity check
5589 that inline clones are not needed.
5590 (cgraph_externally_visible_p): New predicate.
5591 (function_and_variable_visibility): Add whole_program parameter;
5592 always set externally_visible flag; handle COMDAT function
5594 (local_function_and_variable_visibility): New function.
5595 (gate_whole_program_function_and_variable_visibility): New function.
5596 (whole_program_function_and_variable_visibility): New function.
5597 (pass_ipa_whole_program_visibility): New function.
5598 * passes.c (init_optimization_passes): Add whole program visibility
5600 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
5601 not care about needed/reachable flags.
5602 * varpool.c: Include flags.h
5603 (decide_is_variable_needed): When doing LTO assume whole-program mode.
5604 (varpool_finalize_decl): When we are in LTO read-back, all variables
5606 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
5608 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5610 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
5613 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5615 * config.gcc: Don't include the makefile fragments intended for
5617 * config/s390/fixdfdi.h: File removed.
5618 * config/s390/libgcc-glibc.ver: File removed.
5619 * config/s390/s390.h: Remove the fixdfdi.h hack.
5620 * config/s390/t-crtstuff: File moved to libgcc dir.
5621 * config/s390/t-linux: Likewise.
5622 * config/s390/t-tpf: libgcc specific parts removed.
5623 * config/s390/t-linux64: Likewise.
5625 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
5627 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
5628 (lto-compress.o): Likewise.
5630 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
5633 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
5634 dllexport to class members here.
5635 (i386_pe_determine_dllimport_p): Only check static class data for
5637 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
5638 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
5639 functions for vague linkage.
5640 (i386_pe_type_dllexport_p): Fix formatting.
5641 (maybe_add_dllexport) New function.
5642 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
5645 2009-10-07 Ben Elliston <bje@au.ibm.com>
5647 * config/rs6000/a2.md: Remove duplicated lines.
5649 2009-10-07 Ben Elliston <bje@au.ibm.com>
5651 * config.gcc (powerpc*-*-*): Handle a2.
5652 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
5653 * config/rs6000/a2.md: New file.
5654 * config/rs6000/rs6000.opt (mno-update): New.
5655 (mupdate): Return to using a mask, not a var.
5656 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
5657 (enum processor_type): Add PROCESSOR_PPCA2.
5658 * config/rs6000/rs6000.c (ppca2_cost): New costs.
5659 (rs6000_override_options): Add "a2" to processor_target_table.
5660 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
5661 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
5663 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
5665 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
5666 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
5667 reference to nonexistent gen_truncxfxf2 function.
5669 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
5671 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
5672 (DWIH, g, di, doubleint_general_operand): New mode attributes.
5673 (general_operand): Handle TI mode.
5674 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
5675 using SDWIM mode iterator.
5676 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
5677 pattern from *add{di,ti}3_1 patterns and corresponding splitters
5678 using DWI mode iterator.
5679 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
5680 patterns using SWI mode iterator.
5681 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
5682 using SWI48 mode iterator.
5683 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
5684 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
5685 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
5686 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
5687 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
5688 using SDWIM mode iterator.
5689 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
5690 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
5691 using DWI mode iterator.
5692 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
5693 patterns using SWI mode iterator.
5694 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
5695 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
5696 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
5697 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
5698 patterns using plusminus code iterator.
5699 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
5700 sub<mode>3 patterns using plusminus code iterator.
5701 * config/i386/i386.c (override_options): Update the call to
5702 gen_subdi_carry_rex64 for renamed function.
5703 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
5704 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
5705 calls to instruction expanders.
5707 2009-10-06 Martin Jambor <mjambor@suse.cz>
5710 * opts.c (decode_options): Run IPA-SRA at -O2.
5712 2009-10-06 Richard Guenther <rguenther@suse.de>
5714 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
5716 2009-10-06 Tobias Burnus <burnus@net-b.de>
5719 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
5720 -flto and -fwhole-program flags can be combined.
5722 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
5725 * gcc.c (process_command): Check that -o argument was specified.
5727 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
5729 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
5731 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5733 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
5734 * doc/invoke.texi (Warning Options): Annotate allowed languages
5735 for -Wunsuffixed-float-constants.
5737 2009-10-05 Jakub Jelinek <jakub@redhat.com>
5739 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
5740 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
5741 same name and isn't the main variant.
5744 * dwarf2out.c (loc_by_reference): Removed.
5745 (dw_loc_list_1): New function.
5746 (dw_loc_list): Remove toplev argument, add want_address argument.
5747 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
5748 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
5749 want_address == 2 to dw_loc_list. For successful dw_loc_list
5750 set have_address to 1 only if want_address is not 0.
5752 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
5754 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
5755 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
5756 a code block followed by two pointers.
5757 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
5758 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
5759 (MIPS_MOVE): Likewise.
5760 (MIPS_LUI): Likewise.
5761 (MIPS_JR): Likewise.
5762 (MIPS_BAL): Likewise.
5763 (MIPS_NOP): Likewise.
5764 (mips_asm_trampoline_template): Delete.
5765 (mips_trampoline_code_size): New function.
5766 (mips_trampoline_init): Add shorter sequences for all cases
5767 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
5768 Calculate the opcodes directly, rather than copying from a template.
5769 Only flush the code part of the trampoline.
5770 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
5772 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
5774 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
5775 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
5776 (INCOMING_RETURN_ADDR_RTX): Likewise.
5777 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
5779 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
5780 with RETURN_ADDR_REGNUM.
5781 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
5782 * config/mips/mips.c (mips16_build_call_stub): Replace
5783 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
5784 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
5785 (mips_print_operand_punctuation): Likewise.
5786 (mips_frame_set): Likewise.
5787 (mips16e_output_save_restore): Likewise.
5788 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
5789 (mips_save_reg_p): Likewise.
5790 (mips_return_addr): Likewise.
5791 (mips_set_return_address): Likewise.
5792 (mips_direct_save_slot_move_p): Likewise.
5793 (mips_output_function_prologue): Likewise.
5794 (mips_restore_reg): Likewise.
5795 (mips_expand_epilogue): Likewise.
5796 (mips_epilogue_uses): Likewise.
5797 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
5798 (*mov<mode>_ra): Use it instead of a hard-coded 31.
5799 (clear_hazard_<mode>): Likewise.
5800 (call_internal): Likewise.
5801 (call_internal_direct): Likewise.
5802 (call_direct_split): Likewise.
5803 (call_value_internal): Likewise.
5804 (call_value_split): Likewise.
5805 (call_value_internal_direct): Likewise.
5806 (call_value_direct_split): Likewise.
5807 (call_value_multiple_internal): Likewise.
5808 (call_value_multiple_split): Likewise.
5810 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
5811 Jakub Jelinek <jakub@redhat.com>
5813 PR rtl-optimization/41511
5814 * combine.c (record_value_for_reg): Pass explicit values as argument
5815 to get_last_value_validate.
5816 (get_last_value_validate): Document INSN parameter.
5817 For non-readonly MEMs, assume they might have been modified if INSN
5818 was in another basic block.
5819 (get_last_value): Minor reformatting.
5821 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
5824 * final.c (asm_str_count): Split out from asm_insn_count.
5825 * rtl.h (asm_str_count): New prototype.
5826 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
5829 2009-10-05 Sriraman Tallam <tmsriram@google.com>
5831 * doc/plugins.texi: Change plugin_pass to register_pass_info.
5833 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
5834 Rafael Espindola <espindola@google.com>
5836 * gengtype.c (write_types): Moved call to write_func_for_structure
5837 into seperate loops.
5839 2009-10-05 Richard Guenther <rguenther@suse.de>
5842 * lto-cgraph.c (output_cgraph): Output toplevel asms.
5843 (input_cgraph_1): Input toplevel asms.
5845 2009-10-05 Richard Guenther <rguenther@suse.de>
5848 * lto-symtab.c (lto_compatible_attributes_p): Remove.
5849 (external_aggregate_decl_p): Likewise.
5850 (lto_symtab_compatible): Re-structure. Remove dead code.
5851 For variables ignore toplevel qualifiers when comparing types.
5852 Issue warnings, not errors for mismatched user-alignment.
5854 2009-10-05 Richard Guenther <rguenther@suse.de>
5858 * lto-symtab.c (struct lto_symtab_base_def): Remove.
5859 (struct lto_symtab_identifier_def): Likewise.
5860 (struct lto_symtab_decl_def): Likewise.
5861 (struct lto_symtab_entry_def): New.
5862 (lto_symtab_identifier_t): Rename to ...
5863 (lto_symtab_entry_t): ... this.
5864 (lto_symtab_decls): Remove.
5865 (lto_symtab_base_hash): Rename to ...
5866 (lto_symtab_entry_hash): ... this.
5867 (lto_symtab_base_eq): Rename to ...
5868 (lto_symtab_entry_eq): ... this.
5869 (lto_symtab_base_marked_p): Rename to ...
5870 (lto_symtab_entry_marked_p): ... this.
5871 (lto_symtab_identifier_marked_p): Remove.
5872 (lto_symtab_decl_marked_p): Likewise.
5873 (lto_symtab_maybe_init_hash_tables): Rename to ...
5874 (lto_symtab_maybe_init_hash_table): ... this.
5875 (lto_symtab_set_resolution_and_file_data): Remove.
5876 (lto_symtab_register_decl): New function.
5877 (lto_symtab_get_identifier): Remove.
5878 (lto_symtab_get): New function.
5879 (lto_symtab_get_resolution): Adjust.
5880 (lto_symtab_get_identifier_decl): Remove.
5881 (lto_symtab_set_identifier_decl): Likewise.
5882 (lto_symtab_merge_decl): Rename to ...
5883 (lto_symtab_merge): ... this. Rewrite.
5884 (lto_symtab_merge_var): Remove.
5885 (lto_symtab_merge_fn): Likewise.
5886 (lto_symtab_prevailing_decl): Adjust.
5887 (lto_cgraph_replace_node): New function.
5888 (lto_symtab_merge_decls_2): Likewise.
5889 (lto_symtab_merge_decls_1): Likewise.
5890 (lto_symtab_fixup_var_decls): Likewise.
5891 (lto_symtab_resolve_symbols): Likewise.
5892 (lto_symtab_merge_decls): Likewise.
5893 (lto_symtab_prevailing_decl): Adjust.
5894 (lto_symtab_get_symtab_def): Remove.
5895 (lto_symtab_get_file_data): Likewise.
5896 (lto_symtab_clear_resolution): Adjust.
5897 (lto_symtab_clear_resolution): Likewise.
5898 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
5899 (input_cgraph_1): Likewise.
5900 * lto-streamer-in.c (get_resolution): Do not provide fake
5901 symbol resolutions here.
5902 (deferred_global_decls): Remove.
5903 (lto_register_deferred_decls_in_symtab): Likewise.
5904 (lto_register_var_decl_in_symtab): Change signature, register
5905 variable via lto_symtab_register_decl.
5906 (lto_register_function_decl_in_symtab): Likewise.
5907 (lto_read_tree): Adjust.
5908 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
5909 (lto_symtab_merge_var): Likewise.
5910 (lto_symtab_merge_fn): Likewise.
5911 (lto_symtab_register_decl): Declare.
5912 (lto_symtab_merge_decls): Likewise.
5914 2009-10-05 Richard Guenther <rguenther@suse.de>
5916 PR tree-optimization/23821
5917 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
5918 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
5919 simple IV increments.
5921 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5923 * config/arm/arm.c (arm_override_options): Really initialize
5924 flag_dwarf2_cfi_asm to 0.
5926 2009-10-05 Doug Kwan <dougkwan@google.com>
5928 PR rtl-optimization/41574
5929 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
5930 floating point and we are not doing unsafe math optimizations.
5932 2009-10-03 Simon Baldwin <simonb@google.com>
5933 Cary Coutant <ccoutant@google.com>
5934 Rafael Espindola <espindola@google.com>
5935 Richard Guenther <rguenther@suse.de>
5936 Jan Hubicka <jh@suse.cz>
5937 Doug Kwan <dougkwan@google.com>
5938 H.J. Lu <hongjiu.lu@intel.com>
5939 Bill Maddox <maddox@google.com>
5940 Ryan Mansfield <rmansfield@qnx.com>
5941 Diego Novillo <dnovillo@google.com>
5942 Ollie Wild <aaw@google.com>
5943 Kenneth Zadeck <zadeck@naturalbridge.com>
5945 * lto-cgraph.c: New file.
5946 * lto-compress.c: New file.
5947 * lto-compress.h: New file.
5948 * lto-opts.c: New file.
5949 * lto-section-in.c: New file.
5950 * lto-section-out.c: New file.
5951 * lto-streamer-in.c: New file.
5952 * lto-streamer-out.c: New file.
5953 * lto-streamer.c: New file.
5954 * lto-streamer.h: New file.
5955 * lto-symtab.c: New file.
5956 * lto-wpa-fixup.c: New file.
5957 * lto-wrapper.c: New file.
5959 2009-10-03 Simon Baldwin <baldwin@google.com>
5960 Ben Elliston <bje@au.ibm.com>
5961 Rafael Espindola <espindola@google.com>
5962 Nathan Froyd <froydnj@codesourcery.com>
5963 Jan Hubicka <jh@suse.cz>
5964 Doug Kwan <dougkwan@google.com>
5965 Diego Novillo <dnovillo@google.com>
5966 Kenneth Zadeck <zadeck@naturalbridge.com>
5968 * Makefile.in (enable_lto): New.
5969 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
5970 (LINKER_PLUGIN_API_H): Define.
5971 (LTO_SYMTAB_H): Define.
5972 (LTO_STREAMER_H): Define.
5973 (TREE_VECTORIZER_H): Define.
5974 (INCLUDES): Add LIBELFINC.
5975 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
5976 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
5977 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
5978 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
5979 (native): Add lto-wrapper$(exeext)
5980 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
5981 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
5982 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
5983 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
5984 (varasm.o): Add dependency on tree-iterator.h.
5985 (cgraph.o): Add dependency on cif-code.def.
5986 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
5987 (ipa-pure-const.o): Likewise.
5988 (GTFILES): Add lto-symtab.c.
5989 (install-lto-wrapper): New.
5990 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
5991 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
5992 * config.in: Regenerate.
5994 2009-10-03 Rafael Espindola <espindola@google.com>
5995 Diego Novillo <dnovillo@google.com>
5997 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
5998 ipa_write_summaries.
5999 Call execute_ipa_summary_passes for all_regular_ipa_passes and
6001 (cgraph_optimize): Make extern.
6003 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
6004 Kenneth Zadeck <zadeck@naturalbridge.com>
6006 * toplev.c (in_lto_p): Declare.
6007 * collect2.c (scan_prog_file): Read all the output when reading
6008 information for LTO.
6009 (enum lto_mode_d): Declare.
6011 2009-10-03 Richard Guenther <rguenther@suse.de>
6012 Diego Novillo <dnovillo@google.com>
6014 * gimple.c: Include target.h and alias.h.
6015 (gimple_types): Declare.
6016 (type_hash_cache): Declare.
6017 (gimple_alloc_stat): Make extern.
6018 (gimple_build_eh_must_not_throw): Call
6019 gimple_eh_must_not_throw_set_fndecl.
6020 (struct type_pair_d): Declare.
6021 (type_pair_t): Declare.
6022 (type_pair_hash): New.
6023 (type_pair_eq): New.
6024 (lookup_type_pair): New.
6025 (gimple_force_type_merge): New.
6026 (compare_type_names_p): New.
6027 (compare_field_offset): New.
6028 (gimple_types_compatible_p): New.
6029 (struct sccs): Declare.
6030 (next_dfs_num): Declare.
6031 (iterative_hash_gimple_type): New.
6033 (iterative_hash_type_name): New.
6034 (iterative_hash_gimple_type): New.
6035 (gimple_type_hash): New.
6036 (gimple_type_eq): New.
6037 (gimple_register_type): New.
6038 (print_gimple_types_stats): New.
6039 (gimple_signed_or_unsigned_type): New.
6040 (gimple_unsigned_type): New.
6041 (gimple_signed_type): New.
6042 (gimple_get_alias_set): New.
6043 (gimple_decl_printable_name): Do not use DMGL_TYPES.
6044 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
6045 (gimple_force_type_merge): Declare.
6046 (gimple_types_compatible_p): Declare.
6047 (gimple_register_type): Declare.
6048 (print_gimple_types_stats): Declare.
6049 (gimple_unsigned_type): Declare.
6050 (gimple_signed_type): Declare.
6051 (gimple_get_alias_set): Declare.
6052 (gimple_eh_must_not_throw_set_fndecl): New.
6054 2009-10-03 Jan Hubicka <jh@suse.cz>
6055 Kenneth Zadeck <zadeck@naturalbridge.com>
6057 * ipa-pure-const.c: Include lto-streamer.h.
6058 (register_hooks): Factor out of ...
6059 (generate_summary): ... here.
6060 (pure_const_write_summary): New.
6061 (pure_const_read_summary): New.
6062 (pass_ipa_pure_const): Add pure_const_write_summary and
6063 pure_const_read_summary.
6064 * ipa-reference.c: Include lto-streamer.h.
6065 (add_new_function): New.
6066 (remove_node_data): New.
6067 (duplicate_node_data): New.
6068 (ipa_init): Guard against multiple calls.
6069 Move hook setup from analyze_function.
6070 (write_node_summary_p): New.
6071 (ipa_reference_write_summary): New.
6072 (ipa_reference_read_summary): New.
6073 (pass_ipa_reference): Add ipa_reference_write_summary and
6074 ipa_reference_read_summary.
6075 * cgraph.h (cgraph_local_info): Add field lto_file_data.
6076 (struct cgraph_edge): Add fields lto_stmt_uid and
6077 call_stmt_cannot_inline_p.
6078 (cgraph_optimize): Declare.
6079 (cgraph_decide_is_function_needed): Declare.
6080 (reset_inline_failed): Declare.
6081 (enum LTO_cgraph_tags): Declare.
6082 (LTO_cgraph_tag_names): Declare.
6083 (LCC_NOT_FOUND): Define.
6085 2009-10-03 Doug Kwan <dougkwan@google.com>
6086 Rafael Espindola <espindola@google.com>
6087 Jan Hubicka <jh@suse.cz>
6088 Diego Novillo <dnovillo@google.com>
6089 Kenneth Zadeck <zadeck@naturalbridge.com>
6091 * passes.c (all_regular_ipa_passes): New.
6092 (all_ipa_passes): Rename to all_small_ipa_passes.
6093 (init_optimization_passes): Init all_regular_ipa_passes.
6094 * tree-pass.h (all_regular_ipa_passes): New.
6095 (all_ipa_passes): Rename to all_small_ipa_passes.
6096 * passes.c (all_lto_gen_passes): New.
6097 (init_optimization_passes): Initialize all_lto_gen_passes.
6098 (execute_ipa_summary_passes): Make non-static.
6099 (ipa_write_summaries_1): New.
6100 (ipa_write_summaries_2): New.
6101 (ipa_write_summaries): New.
6102 (ipa_write_summaries_of_cgraph_node_set): New.
6103 (ipa_read_summaries_1): New.
6104 (ipa_read_summaries): New.
6105 (execute_ipa_pass_list): Call cgraph_process_new_functions.
6106 (execute_regular_ipa_pass_list): Remove.
6107 (init_optimization_passes): Schedule
6108 pass_rebuild_cgraph_edges and pass_early_inline outside
6109 of pass_all_early_optimizations. Document reason.
6110 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
6111 pass_ipa_lto_finish_out): New pass.
6112 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
6113 (execute_all_ipa_transforms): New.
6114 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
6115 (dump_properties, debug_properties): New.
6116 * tree-optimize.c (gate_all_early_local_passes): Return
6117 false if we are in lto1.
6118 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
6119 * tree-pass.h (execute_all_ipa_transforms): Declare.
6120 (pass_ipa_function_and_variable_visibility): Declare.
6121 (pass_ipa_early_inline): Declare.
6122 (pass_ipa_lto_gimple_out): Declare.
6123 (pass_ipa_lto_wpa_fixup): Declare.
6124 (pass_ipa_lto_finish_out): Declare.
6125 (all_small_ipa_passes, all_regular_ipa_passes,
6126 all_lto_gen_passes): Declare.
6127 (execute_ipa_summary_passes): Declare.
6128 (execute_all_ipa_transforms): Declare.
6129 (ipa_write_summaries): Declare
6130 (ipa_write_summaries_of_cgraph_node_set): Declare.
6131 (ipa_read_summaries): Declare.
6133 2009-10-03 Doug Kwan <dougkwan@google.com>
6134 Ollie Wild <aaw@google.com>
6136 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
6138 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
6139 (lto_mode): New variable.
6140 (maybe_run_lto_and_relink): Handle the -fwpa option.
6141 (main): Handle the -fwpa option.
6142 (maybe_unlink_list): New function.
6143 * gcc.c (link_lto_options): Replace -flto with -fwpa.
6144 * common.opt (flto): New flag.
6145 * toplev.c (flag_generate_lto): Declare.
6147 2009-10-03 Simon Baldwin <simonb@google.com>
6149 * common.opt (flto-compression-level): New flag.
6151 * opts.c: Include lto-opts.h.
6152 (handle_option): Call lto_register_user_option for each
6153 valid option handled.
6154 (decode_options): Clear registered options before the options
6157 2009-10-03 Cary Coutant <ccoutant@google.com>
6159 * collect2.c (is_elf): New function.
6160 (scan_prog_file): Require LTO object to be in ELF format.
6162 2009-10-03 Rafael Espindola <espindola@google.com>
6164 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
6165 libgcc to the linker.
6167 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
6169 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
6170 (collect_execute): Add flags argument. Pass flags to pex_run. Update
6172 * collect2.h (collect_execute): Add flags argument.
6173 * tlink.c (tlink_execute): Update call to collect_execute.
6174 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
6175 (use_linker_plugin): New.
6176 (use_linker_plugin_spec_function): New.
6177 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
6178 (linker_plugin_file_spec): New.
6179 (lto_wrapper_spec): New.
6180 (lto_gcc_spec): New.
6181 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
6182 (static_spec_functions): Add use-linker-plugin.
6183 (process_command): Handle -use-linker-plugin.
6184 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
6185 linker_plugin_file_spec and lto_gcc_spec.
6186 (use_linker_plugin_spec_function): New.
6188 2009-10-03 Richard Guenther <rguenther@suse.de>
6192 * tree.h (is_lang_specific): Include LANG_TYPE.
6193 * tree.c (find_decls_types_r): Manually add interesting parts
6194 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
6196 * gimple.c (type_pair_hash): Make symmetric.
6197 (type_pair_eq): Likewise.
6198 (lookup_type_pair): Increase initial hashtable size.
6199 (gimple_force_type_merge): Rely on type-pair symmetry.
6200 (visit): Remove excessive checking code.
6201 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
6202 (gimple_register_type): Remove getenv calls, shrink initial
6206 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
6207 inline functions if not generating lto output.
6210 * toplev.c (finalize): In WPA mode remove the asm file.
6212 2009-10-03 Doug Kwan <dougkwan@google.com>
6214 * ipa-inline.c (cgraph_mark_inline): Check
6215 edge->call_stmt_cannot_inline_p instead of calling
6216 gimple_call_cannot_inline_p.
6217 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
6218 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
6219 (inline_generate_summary): Do nothing in LTRANS.
6220 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
6221 exists before calling gimple_call_cannot_inline_p.
6222 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
6223 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
6224 Update new_edge->lto_stmt_uid.
6225 * cgraphbuild.c (reset_inline_failed): New.
6227 * common.opt (fwpa): New flag.
6228 (fltrans): New option.
6229 * gcc.c (gcc_lto_option_t): New type.
6230 (current_lto_option): New variable.
6231 (lto_single_spec_function): Remove and is replaced by ..
6232 (lto_option_spec_function): New function.
6233 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
6234 passing the -flto flag.
6235 (cc1_options): Separate non-LTO related parts into ..
6236 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
6237 (lto1_options): New spec for lto FE.
6238 (link_lto_options): New spec for handling LTO flags in linker.
6239 (invoke_lto_single): Re-format to fit in 80 column. Replace
6240 lto-single with lto-option.
6241 (static_specs): Add cc1_non_lto_options, lto1_options and
6243 (static_spec_function): Replace lto-single with lto-option.
6244 (process_command): Handle -flto, -fwpa and -fltran by setting
6245 current_lto_option and not passing it to subprocess unconditionally.
6247 2009-10-03 Bill Maddox <maddox@google.com>
6249 Add `gcc' driver support for link-time code generation (LTO).
6251 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
6252 (lto_flag, lto_objects, lto_o_file): New variables.
6253 (struct lto_object, struct lto_object_list): New structures.
6254 (collect_exit, handler): Remove LTO temporary output file on exit.
6255 (add_lto_object): New function.
6256 (maybe_run_lto_and_relink): New function. Perform link time code
6257 generation and relinking for object files containing LTO information.
6258 (main): Invoke maybe_run_lto_and_relink().
6259 (dump_argv): New function. For debugging, currently disabled.
6260 (scan_prog_file): Add LTO information pass.
6261 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
6263 * toplev.c (compile_file): Emit assembler directive to create
6264 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
6266 2009-10-03 Diego Novillo <dnovillo@google.com>
6268 * c.opt: Add LTO to warn_abi and warn_psabi.
6270 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
6271 inline function. Ignore language-specific nodes. Update all users.
6272 (find_decls_types_r): Do not traverse the subtrees of
6273 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
6274 * tree.h (is_lang_specific): New.
6275 * langhooks.h (struct lang_hooks_for_decls): Remove
6276 may_need_assembler_name_p. Update all users.
6278 * c-common.c (set_builtin_user_assembler_name): Move ...
6279 * builtins.c (set_builtin_user_assembler_name): ... here.
6280 (is_builtin_name): Add comment
6281 (is_builtin_fn): New.
6282 * except.c (output_ttype): Only call
6283 lookup_type_for_runtime if TYPE is not a runtime type.
6285 * passes.c (register_pass): Call position_pass on
6286 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
6287 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
6288 (TV_IPA_LTO_DECL_IO): Define.
6289 (TV_IPA_LTO_CGRAPH_IO): Define.
6291 (TV_WHOPR_WPA): Define.
6292 (TV_WHOPR_WPA_IO): Define.
6293 (TV_WHOPR_LTRANS): Define.
6294 (TV_WHOPR_WPA_FIXUP): Define.
6295 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
6296 * tree-cfg.c (tree_node_can_be_shared): Make extern.
6297 * tree-flow.h (tree_node_can_be_shared): Declare.
6298 * tree-inline.c (tree_can_inline_p): Check that E has a
6299 statement associated with it.
6300 * tree.c (free_lang_data_in_binf): Factor out of ...
6301 (free_lang_data_in_type): ... here.
6302 Call RECORD_OR_UNION_TYPE_P.
6303 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
6304 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
6305 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
6306 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
6307 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
6308 (gate_free_lang_data): Return true if flag_generate_lto is set.
6309 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
6310 * c-common.h (set_builtin_user_assembler_name): Move ...
6311 * tree.h (set_builtin_user_assembler_name): ... here.
6313 * common.opt (flto-report): New flag.
6314 * opts.c (complain_wrong_lang): Do not complain if running lto1.
6315 * collect2.c (scan_prog_file): Send the error output of
6316 'nm' to HOST_BIT_BUCKET.
6318 2009-10-03 Ollie Wild <aaw@google.com>
6320 * langhooks-def.h (lhd_begin_section): New function declaration.
6321 (lhd_write_section): New function declaration.
6322 (lhd_end_section): New function declaration.
6323 (LANG_HOOKS_BEGIN_SECTION): New macro.
6324 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
6325 (LANG_HOOKS_END_SECTION): New macro.
6326 (LANG_HOOKS_LTO): New macro.
6327 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
6328 * langhooks.c (output.h): Add include.
6329 (saved_section): New static variable.
6330 (lhd_begin_section): New function.
6331 (lhd_write_section_data): New function.
6332 (lhd_end_section): New function.
6333 * langhooks.h (struct lang_hooks_for_lto): New structure.
6334 (struct lang_hooks): Add member lto.
6335 * Makefile.in (langhooks.o): Add dependency on output.h.
6337 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
6339 2009-10-03 Richard Guenther <rguenther@suse.de>
6341 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
6344 2009-10-03 Simon Baldwin <simonb@google.com>
6345 Richard Guenther <rguenther@suse.de>
6346 Janis Johnson <janis187@us.ibm.com>
6347 Doug Kwan <dougkwan@google.com>
6348 Diego Novillo <dnovillo@google.com>
6349 Ramana Radhakrishnan <ramana.r@gmail.com>
6350 Ollie Wild <aaw@google.com>
6352 * doc/install.texi: Add documentation for libelf and --enable-lto.
6353 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
6354 -flto-report, -flto-compression-level and -use-linker-plugin.
6355 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
6356 Add section for LTO Testing.
6358 2009-10-02 Cary Coutant <ccoutant@google.com>
6360 Add support for comdat type sections for DWARF v4.
6361 Merge from dwarf4 branch.
6363 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
6364 (dw_die_ref): Define vector type.
6365 (enum dw_val_class): Add dw_val_class_data8.
6366 (struct dw_val_struct): Add v.val_data8.
6367 (comdat_type_node_ref): New type.
6368 (struct die_struct): Move die_symbol into a union; add new field
6369 die_type_node. Change all uses.
6370 (comdat_type_node): New type.
6371 (skeleton_chain_node): New type.
6372 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
6373 (comdat_type_list): New variable.
6374 (dwarf_tag_name): Add DW_TAG_type_unit.
6375 (dwarf_attr_name): Add DW_AT_signature.
6376 (add_AT_data8): New function.
6377 (replace_child): New function.
6378 (move_all_children): New function.
6379 (print_signature): New function.
6380 (print_die): Print signature information; add dw_val_class_data8.
6381 (attr_checksum): Support dw_val_class_data8.
6382 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
6383 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
6384 (checksum_sleb128, checksum_uleb128): New functions.
6385 (checksum_die_context): New function.
6386 (loc_checksum_ordered): New function.
6387 (attr_checksum_ordered): New function.
6388 (struct checksum_attributes): New structure.
6389 (collect_checksum_attributes): New function.
6390 (die_checksum_ordered): New function.
6391 (generate_type_signature): New function.
6392 (same_dw_val_p): Add dw_val_class_data8.
6393 (is_symbol_die): Use new is_declaration_die function.
6394 (is_declaration_die): New function.
6395 (should_move_die_to_comdat): New function.
6396 (clone_die): New function.
6397 (clone_tree): New function.
6398 (clone_as_declaration): New function.
6399 (copy_declaration_context): New function.
6400 (generate_skeleton_ancestor_tree): New function.
6401 (generate_skeleton_bottom_up): New function.
6402 (generate_skeleton): New function.
6403 (remove_child_or_replace_with_skeleton): New function.
6404 (break_out_comdat_types): New function.
6405 (struct decl_table_entry): New type.
6406 (htab_decl_hash): New function.
6407 (htab_decl_eq): New function.
6408 (htab_decl_del): New function.
6409 (copy_ancestor_tree): New function.
6410 (copy_decls_walk): New function.
6411 (copy_decls_for_unworthy_types): New function.
6412 (build_abbrev_table): Don't assert on missing die_symbol when doing
6413 comdat type sections.
6414 (size_of_die): Use DW_FORM_sig8 for external references. Add
6416 (unmark_dies): Don't assert for unmarked dies when doing comdat
6418 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
6419 (output_signature): New function.
6420 (output_die): Likewise.
6421 (output_compilation_unit_header): Mark output as DWARF version 3
6422 even if generating DWARF 4.
6423 (output_comdat_type_unit): New function.
6424 (output_line_info): Mark output as DWARF version 3 even if generating
6426 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
6428 (dwarf2out_end_source_file): Likewise.
6429 (prune_unused_types_walk_attribs): Don't follow references into
6430 comdat type sections.
6431 (prune_unused_types_mark): When generating type units, do not mark
6432 children of non-defining declarations of types; do mark children of
6434 (prune_unused_types): Process comdat type sections.
6435 (htab_ct_hash): New function.
6436 (htab_ct_eq): New function.
6437 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
6438 Add a pointer to the line table from type unit entries so
6439 DW_AT_decl_file has meaning.
6440 * varasm.c (default_elf_asm_named_section): Use identifier name as
6441 comdat key instead of lang hook.
6443 2009-10-02 Neil Vachharajani <nvachhar@google.com>
6445 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
6447 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
6449 * config/i386/i386.md (SWIM248): New mode iterator.
6450 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
6451 divmodhi4 patterns using SWIM248 macro.
6452 (*divmod<mode>4): Macroize insn_and_split pattern from
6453 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
6454 and their corresponding splitters usign SWIM248 macro. Split SImode
6455 insn to generate cltd and DImode insn to generate cqto instead of
6456 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
6457 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
6458 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
6459 *divmodsi_noext patterns using SWIM248 macro.
6460 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
6461 udivmodhi4 patterns using SWIM248 macro.
6462 (*udivmod<mode>4): Macroize insn_and_split pattern from
6463 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
6464 corresponding splitters using SWIM248 macro.
6465 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
6466 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
6468 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
6470 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
6471 of zero-sized element is zero-sized regardless of its extent.
6473 2009-10-02 Jakub Jelinek <jakub@redhat.com>
6476 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
6477 * configure: Regenerated.
6478 * config.in: Regenerated.
6479 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
6480 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
6481 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
6482 not emitting .eh_frame, emit .cfi_sections .debug_frame
6487 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
6488 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
6490 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
6491 vars use DECL_RTL with resetting it back to NULL afterwards.
6492 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
6493 rtx_equal_p instead of asserting it is a SYMBOL_REF.
6494 (value_format): For dw_val_class_addr only use DW_FORM_addr if
6495 the attribute type allows it, otherwise use DW_FORM_dataN.
6496 (mem_loc_descriptor): Handle CONST_STRING.
6497 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
6498 Handle MEM with CONST_STRING address using add_AT_string.
6499 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
6500 CONST_STRING for const arrays initialized with a string literal.
6501 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
6502 (dwarf2out_finish): Call resolve_addr.
6504 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
6505 Maxim Kuvyrkov <maxim@codesourcery.com>
6507 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
6509 2009-10-02 Nick Clifton <nickc@redhat.com>
6511 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
6512 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
6514 2009-10-01 Jan Hubicka <jh@suse.cz>
6516 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
6517 (cgraph_create_virtual_clone): Just pass redirect_callers
6519 * cgraph.h (cgraph_clone_node): Update prototype.
6520 * ipa-pure-const.c (self_recursive_p): New function.
6521 (propagate): Use it.
6522 * ipa-inline.c (cgraph_clone_inlined_nodes,
6523 cgraph_decide_recursive_inlining): Update.
6525 2009-10-01 David Daney <ddaney@caviumnetworks.com>
6527 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
6528 instructions for TARGET_OCTEON.
6530 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6532 * config/arm/arm.c (arm_override_options): Turn off
6533 flag_dwarf2_cfi_asm for AAPCS variants.
6535 2009-10-01 Martin Jambor <mjambor@suse.cz>
6538 * tree-sra.c (convert_callers): Do not call
6539 compute_inline_parameters on one caller more than once.
6541 2009-10-01 Nick Clifton <nickc@redhat.com>
6543 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
6544 an empty string if not already defined.
6546 2009-10-01 Martin Jambor <mjambor@suse.cz>
6549 * tree-sra.c (is_va_list_type): New function.
6550 (find_var_candidates): Call is_va_list_type.
6551 (find_param_candidates): Check that the type or the type pointed
6552 to are not va_list types.
6554 2009-10-01 Martin Jambor <mjambor@suse.cz>
6557 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
6558 DECL_ARTIFICIAL (param_decl) is true.
6560 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
6562 * tree.h (tree_decl_common::lang_flag_8): New.
6563 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
6565 * c-common.h (RID_CONSTEXPR): New.
6567 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
6569 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
6570 Use ref-all pointers.
6571 (alpha_gimplify_va_arg): Ditto.
6573 2009-09-30 Jakub Jelinek <jakub@redhat.com>
6576 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
6577 before insn counting loop now that BB_END (bb) is counted. Ensure
6578 the return value isn't zero.
6580 2009-09-30 Nick Clifton <nickc@redhat.com>
6582 * config.gcc (sh-symbianelf): Replace definition of extra_objs
6583 with separate definitions of c_target_objs and cxx_target_objs.
6584 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
6586 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
6587 sh_symbian_import_export_class.
6588 * config/sh/sh-protos.h: Fix names of exported symbian functions.
6589 * config/sh/symbian.c: Delete, moving code into...
6590 * config/sh/symbian-base.c: ... here
6591 * config/sh/symbian-c.c: ... and here
6592 * config/sh/symbian-cxx.c: ... and here.
6594 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
6597 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
6598 of plus RTX into register.
6600 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6602 * doc/install.texi: Linguistic and markup fixes.
6603 (Configuration) <--disable-cpp>: Remove description.
6604 <--enable-maintainer-mode>: Autotools files are affected, too.
6605 <--with-sysroot>: Improve description.
6606 (Building): Bump required GNU make version.
6608 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
6610 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
6611 (x86_64-*-*): Ditto.
6613 * config/i386/fma4intrin.h: New file, provide common x86 compiler
6614 intrinisics for FMA4.
6615 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
6616 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
6617 Add FMA4 check and fma4intrin.h.
6618 * config/i386/i386-c.c(ix86_target_macros_internal): Check
6620 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
6621 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
6622 constant for FMA4 support.
6623 (UNSPEC_FMA4_FMADDSUB): Ditto.
6624 (UNSPEC_FMA4_FMSUBADD): Ditto.
6625 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
6626 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
6627 (ix86_expand_fma4_multiple_memory): Ditto.
6628 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
6629 (OPTION_MASK_ISA_FMA4_UNSET): New.
6630 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
6631 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
6632 (ix86_handle_option): Handle -mfma4.
6633 (isa_opts): Handle -mfma4.
6634 (enum pta_flags): Add PTA_FMA4.
6635 (override_options): Add FMA4 support.
6636 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
6637 (IX86_BUILTIN_VFMADDSD): Ditto.
6638 (IX86_BUILTIN_VFMADDPS): Ditto.
6639 (IX86_BUILTIN_VFMADDPD): Ditto.
6640 (IX86_BUILTIN_VFMSUBSS): Ditto.
6641 (IX86_BUILTIN_VFMSUBSD): Ditto.
6642 (IX86_BUILTIN_VFMSUBPS): Ditto.
6643 (IX86_BUILTIN_VFMSUBPD): Ditto.
6644 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
6645 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
6646 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
6647 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
6648 (IX86_BUILTIN_VFNMADDSS): Ditto.
6649 (IX86_BUILTIN_VFNMADDSD): Ditto.
6650 (IX86_BUILTIN_VFNMADDPS): Ditto.
6651 (IX86_BUILTIN_VFNMADDPD): Ditto.
6652 (IX86_BUILTIN_VFNMSUBSS): Ditto.
6653 (IX86_BUILTIN_VFNMSUBSD): Ditto.
6654 (IX86_BUILTIN_VFNMSUBPS): Ditto.
6655 (IX86_BUILTIN_VFNMSUBPD): Ditto.
6656 (IX86_BUILTIN_VFMADDPS256): Ditto.
6657 (IX86_BUILTIN_VFMADDPD256): Ditto.
6658 (IX86_BUILTIN_VFMSUBPS256): Ditto.
6659 (IX86_BUILTIN_VFMSUBPD256): Ditto.
6660 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
6661 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
6662 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
6663 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
6664 (IX86_BUILTIN_VFNMADDPS256): Ditto.
6665 (IX86_BUILTIN_VFNMADDPD256): Ditto.
6666 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
6667 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
6668 (enum multi_arg_type): New enum for describing the various FMA4
6669 intrinsic argument types.
6670 (bdesc_multi_arg): New table for FMA4 intrinsics.
6671 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
6672 (ix86_expand_multi_arg_builtin): New function for creating FMA4
6674 (ix86_expand_builtin): Add FMA4 intrinsic support.
6675 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
6676 operand instructions.
6677 (ix86_expand_fma4_multiple_memory): New function to split the
6678 second memory reference from FMA4 instructions.
6679 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
6680 (ssemodesuffixf2s): Ditto.
6681 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
6683 (fma4_fmsub<mode>4): Ditto.
6684 (fma4_fnmadd<mode>4): Ditto.
6685 (fma4_fnmsub<mode>4): Ditto.
6686 (fma4_vmfmadd<mode>4): Ditto.
6687 (fma4_vmfmsub<mode>4): Ditto.
6688 (fma4_vmfnmadd<mode>4): Ditto.
6689 (fma4_vmfnmsub<mode>4): Ditto.
6690 (fma4_fmadd<mode>4256): Ditto.
6691 (fma4_fmsub<mode>4256): Ditto.
6692 (fma4_fnmadd<mode>4256): Ditto.
6693 (fma4_fnmsub<mode>4256): Ditto.
6694 (fma4_fmaddsubv8sf4): Ditto.
6695 (fma4_fmaddsubv4sf4): Ditto.
6696 (fma4_fmaddsubv4df4): Ditto.
6697 (fma4_fmaddsubv2df4): Ditto.
6698 (fma4_fmsubaddv8sf4): Ditto.
6699 (fma4_fmsubaddv4sf4): Ditto.
6700 (fma4_fmsubaddv4df4): Ditto.
6701 (fma4_fmsubaddv2df4): Ditto.
6702 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
6703 instructions for intrinsics.
6704 (fma4i_fmsub<mode>4): Ditto.
6705 (fma4i_fnmadd<mode>4): Ditto.
6706 (fma4i_fnmsub<mode>4): Ditto.
6707 (fma4i_vmfmadd<mode>4): Ditto.
6708 (fma4i_vmfmsub<mode>4): Ditto.
6709 (fma4i_vmfnmadd<mode>4): Ditto.
6710 (fma4i_vmfnmsub<mode>4): Ditto.
6711 (fma4i_fmadd<mode>4256): Ditto.
6712 (fma4i_fmsub<mode>4256): Ditto.
6713 (fma4i_fnmadd<mode>4256): Ditto.
6714 (fma4i_fnmsub<mode>4256): Ditto.
6715 (fma4i_fmaddsubv8sf4): Ditto.
6716 (fma4i_fmaddsubv4sf4): Ditto.
6717 (fma4i_fmaddsubv4df4): Ditto.
6718 (fma4i_fmaddsubv2df4): Ditto.
6719 (fma4i_fmsubaddv8sf4): Ditto.
6720 (fma4i_fmsubaddv4sf4): Ditto.
6721 (fma4i_fmsubaddv4df4): Ditto.
6722 (fma4i_fmsubaddv2df4): Ditto.
6724 * doc/invoke.texi (-mfma4): Add documentation.
6725 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
6727 2009-09-29 Richard Henderson <rth@redhat.com>
6729 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
6730 an edge to the new destination block.
6732 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6735 * pa.c (hppa_profile_hook): Use
6736 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
6738 2009-09-29 Steve Ellcey <sje@cup.hp.com>
6739 Alexander Monakov <amonakov@ispras.ru>
6742 * config/ia64/predicates.md (not_postinc_destination_operand): New.
6743 (not_postinc_memory_operand): New.
6744 (not_postinc_move_operand): New.
6745 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
6746 (*cmovsi_internal): Ditto.
6748 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
6750 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
6751 restrict issue_rate in first pass when scheduling for register
6754 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
6755 Rafael Avila de Espindola <espindola@google.com>
6757 * gengtype.c (plugin_output): New.
6758 (get_output_file_with_visibility): Return plugin_output for plugins.
6759 (main): Parse and use the -P option.
6760 * gty.texi: Update the command line format.
6762 2009-09-29 Jakub Jelinek <jakub@redhat.com>
6765 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
6767 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
6768 out if !const_ok_for_output.
6771 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
6772 case VAR_LOCATION>: Remove gcc_unreachable ().
6774 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
6776 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
6777 (x86_64-*-*): Ditto.
6778 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
6779 back to smmintrin.h.
6780 * config/i386/cpuid.h (bit_SSE5): Remove SSE5 bit.
6781 * config/i386/x86intrin.h: Remove SSE5.
6782 * config/i386/mmintrin-common.h: Delete file.
6783 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
6785 2009-09-29 Richard Guenther <rguenther@suse.de>
6787 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
6788 resulting from stack temporaries on STRICT_ALIGNMENT targets.
6790 2009-09-29 Nick Clifton <nickc@redhat.com>
6792 * function.c (current_function_name): If there is no current
6793 function just return "<none>".
6795 2009-09-28 Sriraman Tallam <tmsriram@google.com>
6797 * tree-pass.h (register_pass_info): New structure.
6798 (pass_positioning_ops): Move enum from gcc-plugin.h.
6799 (register_pass): New function.
6800 * gcc-plugin.h (plugin_pass): Delete structure.
6801 (pass_positioning_ops): Delete enum.
6802 * plugin.c (regsiter_pass): Delete function.
6803 (position_pass): Delete function.
6804 (added_pass_nodes): Delete variable.
6805 (prev_added_pass_nodes): Delete variable.
6806 (pass_list_node): Delete structure.
6807 * passes.c (make_pass_instance): New function.
6808 (next_pass_1): Change to call make_pass_instance.
6809 (pass_list_node): Move structure from gcc-plugin.h.
6810 (added_pass_nodes): Move variable from plugin.c.
6811 (prev_added_pass_nodes): Move variable from plugin.c.
6812 (position_pass): New function.
6813 (register_pass): New function.
6815 2009-09-28 Easwaran Raman <eraman@google.com>
6817 * ifcvt.c (noce_try_abs): Recognize pattern and call
6818 expand_one_cmpl_abs_nojump.
6819 * optabs.c (expand_one_cmpl_abs_nojump): New function.
6820 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
6822 2009-09-28 Ian Lance Taylor <iant@google.com>
6825 * c-opts.c (c_common_handle_option): Don't set
6826 warn_jump_misses_init for -Wall.
6827 * doc/invoke.texi (Warning Options): Update documentation.
6829 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6831 * Makefile.in ($(out_object_file)): Depend on
6832 gt-$(basename $(notdir $(out_file))).h.
6834 2009-09-28 Richard Henderson <rth@redhat.com>
6836 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
6837 * except.c (gen_eh_region): Set it.
6838 (duplicate_eh_regions_1): Copy it.
6839 * tree-eh.c (lower_resx): Use it to determine which function
6842 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
6843 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
6844 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
6845 * tree.c (build_common_builtin_nodes): Remove parameter. Build
6846 BUILT_IN_CXA_END_CLEANUP if necessary.
6848 * c-common.c (c_define_builtins): Update call to
6849 build_common_builtin_nodes.
6851 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
6853 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
6855 2009-09-28 Michael Matz <matz@suse.de>
6857 * builtins.c (interclass_mathfn_icode): New helper.
6858 (expand_builtin_interclass_mathfn): Use it here, and split folding
6860 (fold_builtin_interclass_mathfn): ... this new folder.
6861 (build_call_nofold_loc): New static helper.
6862 (build_call_nofold): New wrapper macro for above.
6863 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
6864 (expand_builtin_pow): Ditto.
6865 (expand_builtin_memset_args): Ditto.
6866 (expand_builtin_printf): Ditto.
6867 (expand_builtin_fprintf): Ditto.
6868 (expand_builtin_sprintf): Ditto.
6869 (expand_builtin_memory_chk): Ditto.
6870 (expand_builtin_mempcpy_args): Ditto and don't call folders.
6871 (expand_builtin_stpcpy): Ditto.
6872 (expand_builtin_strcmp): Ditto.
6873 (expand_builtin_strncmp): Ditto.
6874 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
6875 (expand_builtin_strcpy_args): Don't call folders.
6876 (expand_builtin_memcmp): Ditto.
6877 (expand_builtin_strncpy): Ditto, and use target.
6878 (expand_builtin_memcpy): Ditto.
6879 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
6880 expand_builtin_strpbrk, expand_builtin_memmove,
6881 expand_builtin_memmove_args, expand_builtin_bcopy,
6882 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
6883 expand_builtin_strspn, expand_builtin_strcspn,
6884 expand_builtin_fputs): Remove these.
6885 (expand_builtin): Don't call the above, change calls to other
6886 expanders that changed prototype.
6887 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
6888 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
6889 fold_builtin_interclass_mathfn.
6890 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
6891 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
6893 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
6894 * passes.c (init_optimization_passes): Move pass_fold_builtins
6895 after last phiopt pass.
6896 * tree-inline.c (fold_marked_statements): When folding builtins
6897 iterate over all instruction potentially generated.
6898 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
6900 (fold_gimple_call): Use it to always fold calls (into potentially
6901 multiple instructions).
6902 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
6903 calls into zero at this time.
6904 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
6905 statements generated by builtin folding.
6907 2009-09-28 Nick Clifton <nickc@redhat.com>
6909 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
6911 2009-09-28 Duncan Sands <baldrick@free.fr>
6913 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
6914 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
6915 (register_callback): Dispatch it.
6916 (invoke_plugin_callbacks): Incorporate in sanity check.
6917 * ggc.h (ggc_register_cache_tab): Add declaration.
6918 * ggc-common.c (ggc_register_root_tab): Simplify.
6919 (const_ggc_cache_tab_t): New typedef.
6920 (extra_cache_vec): New vector of dynamically added cache tables.
6921 (ggc_register_cache_tab): New function.
6922 (ggc_scan_cache_tab): New function.
6923 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
6924 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
6926 2009-09-27 Richard Henderson <rth@redhat.com>
6928 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
6929 which we remove __builtin_stack_restore.
6931 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
6933 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
6934 to test for GRD_INVARIANT.
6935 (simple_rhs_p): Anything that's function_invariant_p is fine.
6937 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
6939 * gengtype.c (main): Use plunge_files instead of plugin_output.
6941 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
6942 Rafael Avila de Espindola <espindola@google.com>
6944 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
6945 Don't print pch related info if it is false.
6946 (main): Don't print pch info in plugin mode.
6948 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
6950 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
6951 with dw_val_class_const_double.
6952 (struct dw_val_struct): Replace val_long_long with val_double and
6953 adjust for above change.
6954 (output_loc_operands): Likewise.
6955 (add_AT_long_long): Rename into...
6956 (add_AT_double): ...this.
6957 (print_die): Replace dw_val_class_long_long with
6958 dw_val_class_const_double and adjust.
6959 (attr_checksum): Likewise.
6960 (same_dw_val_p): Likewise.
6961 (size_of_die): Likewise.
6962 (value_format): Likewise.
6963 (output_die): Likewise.
6964 (loc_descriptor) <CONST_DOUBLE>: Likewise.
6965 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
6966 instead of add_AT_long_long.
6967 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
6968 value with the precision of its type.
6970 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
6973 * c-typeck.c (build_conditional_expr): Use the readonly and
6974 volatile flags of the operand types, not of the operands itself.
6976 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
6978 * collect2.c (main): Look for -brtl before adding libraries.
6980 2009-09-27 Jonathan Gray <jsg@openbsd.org>
6982 * config.gcc: Update OpenBSD targets.
6983 * config/openbsd-stdint.h: New file.
6984 * config/openbsd-libpthread.h: New file.
6985 * config/openbsd.h: Update and break out LIB_SPEC definition.
6986 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
6987 * config/i386/openbsdelf.h: Correct types.
6988 * config/m68k/openbsd.h: Likewise.
6989 * config/mips/openbsd.h: Likewise.
6990 * config/vax/openbsd.h: Likewise.
6992 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
6994 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
6995 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
6996 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
6997 of the length and zero.
6999 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7001 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
7002 (FLAGS_H): Add options.h $(REAL_H).
7003 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
7004 (TREE_VECTORIZER_H): New.
7005 (EBITMAP_H): Renamed from EBIMAP_H.
7006 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
7007 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
7008 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
7009 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
7010 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
7011 (graphite-clast-to-gimple.o, graphite-dependences.o)
7012 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
7013 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
7014 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
7015 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
7016 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
7017 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
7018 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
7019 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
7020 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
7021 updated and fixed as per above changes and per
7022 check_makefile_deps.sh output.
7025 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
7026 * configure: Regenerate.
7028 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7030 * doc/install.texi: Update minimum MPC version to 0.7.
7032 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
7034 * doc/install.texi (Binaries): Remove reference to the binary
7035 distribution CD-ROM from the FSF.
7037 2009-09-26 Michael Matz <matz@suse.de>
7041 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
7042 that are mentioned in the body.
7044 2009-09-26 Michael Matz <matz@suse.de>
7046 PR tree-optimization/41454
7047 * tree-ssa-dom (stmts_to_rescan): Remove variable.
7048 (tree_ssa_dominator_optimize): Don't allocate and free it.
7049 (dom_opt_leave_block): Don't iterate over it.
7050 (eliminate_redundant_computations): Don't return a value.
7051 (cprop_operand, cprop_into_stmt): Ditto.
7052 (optimize_stmt): Don't defer updating stmts.
7054 2009-09-25 Dodji Seketeli <dodji@redhat.com>
7056 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
7057 generic_parameter_die, template_parameter_pack_die,
7058 gen_formal_parameter_die, gen_subprogram_die): Adjust after
7059 renaming DW_TAG_formal_parameter_pack and
7060 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
7061 and DW_TAG_GNU_template_parameter_pack.
7063 2009-09-25 Anatoly Sokolov <aesok@post.ru>
7065 * config/v850/v850.h (FUNCTION_VALUE): Remove.
7066 * config/v850/v850.c (v850_function_value): New function.
7067 (TARGET_FUNCTION_VALUE): Define.
7069 2009-09-25 Jakub Jelinek <jakub@redhat.com>
7071 * tree-vect-stmts.c (vectorizable_call): Call
7072 mark_symbols_for_renaming after vect_finish_stmt_generation.
7074 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
7075 to loc_descriptor_from_tree.
7076 (add_location_or_const_value_attribute): Pass 0 instead of 2
7077 for decl_by_reference_p decls.
7079 2009-09-25 Richard Guenther <rguenther@suse.de>
7082 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
7085 2009-09-25 Ben Elliston <bje@au.ibm.com>
7087 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
7090 2009-09-25 Alan Modra <amodra@bigpond.net.au>
7092 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
7093 form of instruction.
7095 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7098 * fold-const.c (const_binop): Handle complex int division.
7099 * tree-complex.c (expand_complex_div_straight,
7100 expand_complex_div_wide): Update comments.
7102 2009-09-24 DJ Delorie <dj@redhat.com>
7105 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
7106 (reg_class): Likewise.
7107 (REG_CLASS_NAMES): Likewise.
7108 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
7109 (m32c_override_options): Disable -fivopts for M32C.
7111 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
7113 * config/rs6000/predicates.md (indexed_or_indirect_operand):
7114 Delete VSX load/store with update support.
7115 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
7116 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
7120 (VStype_load_update): Ditto.
7121 (VStype_store_update): Ditto.
7122 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
7123 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
7125 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
7126 load/store with update builtins.
7128 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
7130 * libgcc2.c (L_trampoline): Prototype for getpagesize
7131 and mprotect in WINNT case.
7133 2009-09-24 Anatoly Sokolov <aesok@post.ru>
7135 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
7136 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
7137 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
7138 'outgoing' argument.
7139 (TARGET_FUNCTION_VALUE): Define.
7141 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
7143 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
7145 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
7148 * common.opt: Initialize dwarf_strict to -1.
7149 * toplev.c (process_options): Catch unset dwarf_strict
7150 and set to 0 for all targets not overriding.
7151 * config/darwin.c (darwin_override_options): Catch unset
7152 dwarf_strict and override to 1.
7154 2009-09-24 Jeff Law <law@redhat.com>
7156 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
7158 2009-09-24 Richard Guenther <rguenther@suse.de>
7160 PR tree-optimization/36143
7161 PR tree-optimization/38747
7162 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
7163 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
7165 2009-09-24 Jakub Jelinek <jakub@redhat.com>
7168 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
7169 return false instead of gcc_unreachable (). For CONST return the
7170 value returned by recursive call instead of always returning true.
7171 (tree_add_const_value_attribute): Return the value returned by
7172 add_const_value_attribute instead of always returning true if rtl
7175 2009-09-23 Justin Seyster <jrseys@gmail.com>
7177 * Makefile.in (PLUGIN_HEADERS): Include real.h.
7179 2009-09-24 Jakub Jelinek <jakub@redhat.com>
7181 * cgraphunit.c (cgraph_lower_function): Revert last change.
7182 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
7183 instead of DECL_NO_STATIC_CHAIN.
7184 * tree-cfg.c (verify_gimple_call): Likewise.
7185 * tree-nested.c (get_chain_decl, get_chain_field,
7186 convert_tramp_reference_op, convert_gimple_call): Likewise.
7187 (convert_all_function_calls): Likewise. Always set or clear
7188 DECL_STATIC_CHAIN initially, for !n->outer clear it.
7189 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
7190 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
7192 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
7193 DECL_NO_STATIC_CHAIN.
7194 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
7195 instead of DECL_NO_STATIC_CHAIN.
7196 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
7197 decl_function_context.
7198 * varasm.c (initializer_constant_valid_p): Likewise.
7199 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
7200 (DECL_STATIC_CHAIN): ... this.
7201 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
7202 instead of DECL_NO_STATIC_CHAIN.
7204 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
7205 Rafael Avila de Espindola <espindola@google.com>
7207 * gengtype.c (nb_plugin_files): Make it unsigned to match
7208 num_gt_files. Adjust other variables to avoid warnings.
7209 (main): Allocate an all zero lang_bitmap before each plugin file name
7210 to match regular file names.
7212 2009-09-23 Richard Henderson <rth@redhat.com>
7214 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
7215 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
7216 static chain passed in memory.
7217 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
7218 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
7219 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
7220 STATIC_CHAIN_REGNUM defined.
7222 * config/picochip/picochip-protos.h: s/class/klass/.
7223 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
7224 (picochip_static_chain): New.
7225 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
7226 (STATIC_CHAIN_INCOMING): Remove.
7228 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
7229 (xtensa_static_chain): New.
7230 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
7231 (STATIC_CHAIN_INCOMING): Remove.
7233 2009-09-23 Anatoly Sokolov <aesok@post.ru>
7235 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
7236 * config/pa/pa-protos.h (function_value): Remove.
7237 * config/pa/pa.c (pa_function_value): Rename from function_value.
7238 Make static, add 'outgoing' argument.
7239 (TARGET_FUNCTION_VALUE): Define.
7241 2009-09-23 Anatoly Sokolov <aesok@post.ru>
7243 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
7244 instead of cfun->machine->is_leaf.
7245 * config/avr/avr.h (machine_function): Remove is_leaf field.
7247 2009-09-23 Jakub Jelinek <jakub@redhat.com>
7250 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
7251 DW_OP_piece after DW_OP_stack_value, adjust size calculations
7252 for it, when DW_OP_stack_value and DW_OP_implicit_value has
7253 the same size, prefer DW_OP_stack_value.
7254 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
7255 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
7257 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
7260 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
7262 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
7265 * cfgexpand.c (convert_debug_memory_address): New.
7266 (expand_debug_expr): Convert base address and offset to the same
7267 mode. Use it to convert addresses to other modes. Accept
7270 2009-09-23 Dodji Seketeli <dodji@redhat.com>
7273 * function.h (types_used_by_vars_hash): Declare new hash table.
7274 (types_used_by_vars_eq, types_used_by_var_decl_insert): Declare
7275 equality and hash function for the hash table.
7276 (types_used_by_cur_var_decl): Declare a new global chained list.
7277 (types_used_by_var_decl_insert): Declare new function.
7278 * function.c (types_used_by_vars_hash): Define the hashtable ...
7279 (types_used_by_vars_eq, types_used_by_vars_do_hash): ... as well as
7280 its equality and hash functions.
7281 (hash_types_used_by_vars_entry): New hash helper.
7282 (types_used_by_cur_var_decl): Define the global chained list.
7283 (used_types_insert): Update the list of types used by the global
7284 variable being parsed.
7285 (types_used_by_var_decl_insert): Define new function.
7286 * c-common.h (record_types_used_by_current_var_decl): Declare ...
7287 * c-common.c (record_types_used_by_current_var_decl): ... new
7289 * c-decl.c (finish_decl): Record the types used by the global
7290 variable declaration we've just parsed.
7291 * dwarf2out.c (premark_used_types): Insert a new line between
7292 comment and function.
7293 (premark_used_types_helper): Fix comment.
7294 (premark_types_used_by_global_vars_helper,
7295 premark_types_used_by_global_vars): New functions.
7296 (prune_unused_types): Do not prune types used by global variables.
7298 2009-09-23 Richard Guenther <rguenther@suse.de>
7300 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
7301 produced for bigendian targets with promoted subregs.
7303 2009-09-23 Richard Guenther <rguenther@suse.de>
7305 * value-prof.c (gimple_ic): Purge old EH edges only after building
7308 2009-09-23 Nick Clifton <nickc@redhat.com>
7310 * config/arc/arc.c (arc_trampoline_init): Fix typo.
7312 2009-09-23 Jakub Jelinek <jakub@redhat.com>
7315 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
7318 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
7319 on non-nested functions.
7321 2009-09-23 Jakub Jelinek <jakub@redhat.com>
7322 Jan Hubicka <jh@suse.cz>
7324 * dwarf2out.c (loc_list_plus_const): Only define if
7325 DWARF2_DEBUGGING_INFO.
7326 (address_of_int_loc_descriptor): Likewise.
7329 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
7331 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
7334 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
7335 constant is more than zero.
7337 2009-09-23 Alan Modra <amodra@bigpond.net.au>
7340 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
7341 call final to emit non-scheduled prologue, instead insert at entry.
7343 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
7344 Joseph S. Myers <joseph@codesourcery.com>
7346 * doc/install.texi (*-*-freebsd*): Add proper format codes.
7348 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
7349 Rafael Avila de Espindola <espindola@google.com>
7351 * gengtype.c (is_file_equal): New function.
7352 (close_output_files): Use is_file_equal. Free of->buf.
7354 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
7355 Rafael Avila de Espindola <espindola@google.com>
7357 * gengtype.c (write_types, write_local): Add the output_header
7358 argument. Update all callers.
7360 2009-09-22 Dodji Seketeli <dodji@redhat.com>
7362 * dwarf2out.c (template_parameter_pack_die,
7363 gen_formal_parameter_pack_die ): New functions.
7364 (make_ith_pack_parameter_name): Remove this function.
7365 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
7366 DW_TAG_formal_parameter_pack.
7367 (gen_generic_params_dies): Represent each template parameter pack
7368 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
7369 represented by usual DW_TAG_template_*_parameter DIEs that are
7370 children of the DW_TAG_template_parameter_pack element DIE.
7371 (generic_parameter_die): This doesn't deal with parameter pack
7372 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
7373 of parameter pack DIEs.
7374 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
7375 in certain cases, e.g. for pack elements.
7376 (gen_formal_types_die, gen_decl_die): Adjust usage of
7377 gen_formal_parameter_die.
7378 (gen_subprogram_die): Represent each function parameter pack by a
7379 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
7380 represented by usual DW_TAG_formal_parameter DIEs that are children
7381 of the DW_TAG_formal_parameter_pack DIE. Remove references to
7382 ____builtin_va_alist decls as no part of the compiler uses those
7384 * langhooks.h (struct lang_hooks_for_decls): Add
7385 function_parm_expanded_from_pack_p, get_generic_function_decl
7386 and function_parameter_pack_p hooks. Fix comment for
7387 get_innermost_generic_parms hook.
7388 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
7389 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
7390 macros and use them to initialize lang_hook.
7392 2009-09-22 Richard Henderson <rth@redhat.com>
7394 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
7395 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
7396 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
7397 on TRAMPOLINE_TEMPLATE.
7398 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
7399 TRAMPOLINE_ADJUST_ADDRESS.
7400 * targhooks.c (default_asm_trampoline_template): Remove.
7401 (default_trampoline_adjust_address): Remove.
7402 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
7403 * targhooks.h: Update decls.
7405 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
7407 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
7408 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
7409 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
7411 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
7414 * reload1.c (reload): Reset debug insns with pseudos without
7417 2009-09-22 Janis Johnson <janis187@us.ibm.com>
7419 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
7420 unconditional true for decimal float modes.
7421 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
7422 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
7424 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
7426 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
7427 Enable a new case for __FreeBSD__ >= 7.
7428 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
7429 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
7430 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
7431 and USE_LD_AS_NEEDED.
7433 * doc/install.texi (*-*-freebsd*): Update target information.
7435 2009-09-22 Richard Guenther <rguenther@suse.de>
7438 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
7439 arrays really properly.
7441 2009-09-22 Richard Henderson <rth@redhat.com>
7444 * target.h (struct gcc_target): Add asm_out.trampoline_template,
7445 calls.static_chain, calls.trampoline_init,
7446 calls.trampoline_adjust_address.
7447 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
7448 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
7449 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
7450 * builtins.c (expand_builtin_setjmp_receiver): Use
7451 targetm.calls.static_chain; only clobber registers.
7452 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
7453 set up memory attributes properly for the trampoline block.
7454 (expand_builtin_adjust_trampoline): Use
7455 targetm.calls.trampoline_adjust_address.
7456 * calls.c (prepare_call_address): Add fndecl argument. Use
7457 targetm.calls.static_chain.
7458 * df-scan.c (df_need_static_chain_reg): Remove.
7459 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
7460 consolodate static chain handling.
7461 * doc/tm.texi: Document new hooks.
7462 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
7463 (init_emit_regs): Don't initialize them.
7464 * expr.h (prepare_call_address): Update decl.
7465 * final.c (profile_function): Use targetm.calls.static_chain.
7466 * function.c (expand_function_start): Likewise.
7467 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
7468 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
7469 only clobber registers.
7470 * targhooks.c (default_static_chain): New.
7471 (default_asm_trampoline_template, default_trampoline_init): New.
7472 (default_trampoline_adjust_address): New.
7473 * targhooks.h: Declare them.
7474 * varasm.c (assemble_trampoline_template): Use
7475 targetm.asm_out.trampoline_template. Make the memory block const
7478 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
7479 alpha_initialize_trampoline. Make static. Merge VMS parameter
7480 differences into the TARGET_ABI_OPEN_VMS code block.
7481 (TARGET_TRAMPOLINE_INIT): New.
7482 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
7483 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
7484 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
7485 (INITIALIZE_TRAMPOLINE): Remove.
7487 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
7488 (TRAMPOLINE_TEMPLATE): Merge with ...
7489 (INITIALIZE_TRAMPOLINE): ... this and move ...
7490 * config/arc/arc.c (arc_trampoline_init): ... here.
7491 (TARGET_TRAMPOLINE_INIT): New.
7493 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
7494 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
7495 (arm_asm_trampoline_template): New.
7496 (arm_trampoline_init, arm_trampoline_adjust_address): New.
7497 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
7498 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
7499 code to arm_asm_trampoline_template.
7500 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
7501 arm_trampoline_adjust_address.
7502 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
7503 adjust for target hook parameters.
7505 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
7508 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
7509 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
7510 (bfin_trampoline_init): Rename from initialize_trampoline;
7511 make static; update for target hook parameters.
7512 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
7513 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
7514 bfin_asm_trampoline_template.
7515 (INITIALIZE_TRAMPOLINE): Remove.
7517 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
7518 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
7519 cris_trampoline_init): New.
7520 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
7521 cris_asm_trampoline_template.
7522 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
7523 adjust for target hook parameters.
7525 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
7527 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
7528 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
7529 fr30_trampoline_init): New.
7530 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
7531 fr30_asm_trampoline_template.
7532 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
7533 adjust for target hook parameters.
7535 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
7536 (frv_trampoline_init): Rename from frv_initialize_trampoline;
7537 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
7538 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
7539 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
7541 * config/h8300/h8300.c (h8300_trampoline_init): New.
7542 (TARGET_TRAMPOLINE_INIT): New.
7543 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
7544 to h8300_trampoline_init and adjust for hook parameters.
7546 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
7547 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
7548 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
7549 make static; adjust for hook parameters.
7550 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
7552 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
7553 (TARGET_TRAMPOLINE_INIT): New.
7554 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
7555 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
7556 iq2000_asm_trampoline_template.
7557 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
7558 (TRAMPOLINE_CODE_SIZE): New.
7559 (TRAMPOLINE_SIZE): Use it.
7560 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
7562 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
7563 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
7564 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
7565 adjust for hook parameters.
7566 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
7568 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
7569 (m32r_trampoline_init): New.
7570 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
7571 m32r_trampoline_init.
7573 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
7574 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
7575 make static; update for hook parameters.
7576 * config/m68hc11/m68hc11-protos.h: Update.
7577 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
7579 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
7580 (TARGET_TRAMPOLINE_INIT): New.
7581 (mcore_function_value): Fix typo.
7582 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
7583 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
7584 to mcore_asm_trampoline_template.
7585 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
7587 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
7588 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
7589 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
7590 update for hook parameters.
7591 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
7593 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
7594 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
7595 mips_trampoline_init): New.
7596 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
7597 mips_asm_trampoline_template.
7598 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
7599 update for hook parameters.
7601 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
7602 (TARGET_TRAMPOLINE_INIT): New.
7603 (mmix_trampoline_size): Remove.
7604 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
7605 make static. Remove out-of-date tetra vs octa comment.
7606 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
7607 make static; update for hook parameters.
7608 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
7609 (INITIALIZE_TRAMPOLINE): Remove.
7610 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
7611 (TRAMPOLINE_ALIGNMENT): New.
7612 * gcc/config/mmix/mmix-protos.h: Update.
7614 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
7615 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
7616 mn10300_trampoline_init): New.
7617 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
7618 mn10300_asm_trampoline_template.
7619 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
7621 * config/moxie/moxie.c (moxie_static_chain,
7622 moxie_asm_trampoline_template, moxie_trampoline_init,
7623 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
7624 TARGET_TRAMPOLINE_INIT): New.
7625 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
7626 moxie_trampoline_init.
7627 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
7628 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
7630 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
7631 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
7632 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
7633 pa_trampoline_adjust_address): New.
7634 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
7635 pa_asm_trampoline_template.
7636 (TRAMPOLINE_ALIGNMENT): New.
7637 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
7638 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
7639 adjust for hook parameters.
7640 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
7642 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
7643 (TARGET_TRAMPOLINE_INIT): New.
7644 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
7645 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
7647 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
7649 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
7650 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
7651 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
7652 make static; adjust parameters for the hook.
7653 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
7655 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
7656 s390_trampoline_template; make static.
7657 (s390_trampoline_init): Rename from s390_initialize_trampoline;
7658 make static; adjust for target hook.
7659 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
7660 * config/s390/s390-protos.h: Remove trampoline decls.
7661 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
7662 (TRAMPOLINE_TEMPLATE): Remove.
7663 (TRAMPOLINE_ALIGNMENT): New.
7665 * config/score/score-protos.h (score_initialize_trampoline): Remove.
7666 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
7667 (TARGET_TRAMPOLINE_INIT): New.
7668 (score_asm_trampoline_template): New.
7669 (score_trampoline_init): Rename from score_initialize_trampoline;
7670 make static; adjust for hook parameters.
7671 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
7672 score[37]_asm_trampoline_template.
7673 (INITIALIZE_TRAMPOLINE): Remove.
7674 * config/score/score3.c (score3_asm_trampoline_template): New.
7675 (score3_trampoline_init): Rename from score3_initialize_trampoline;
7676 adjust for target hook.
7677 * config/score/score7.c (score7_asm_trampoline_template): New.
7678 (score7_trampoline_init): Rename from score7_initialize_trampoline;
7679 adjust for target hook.
7680 * config/score/score3.h, config/score/score7.h: Update.
7682 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
7683 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
7684 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
7685 (sh_trampoline_init): Rename from sh_initialize_trampoline;
7686 make static; adjust for target hook parameters.
7687 (sh_trampoline_adjust_address): New.
7688 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
7689 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
7691 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
7692 (sparc32_initialize_trampoline): Rename from
7693 sparc_initialize_trampoline; make static; replace tramp parameter
7694 with m_tramp and update memory accesses.
7695 (sparc64_initialize_trampoline): Similarly.
7696 (sparc_trampoline_init): New.
7697 * config/sparc/sparc-protos.h: Remove trampoline decls.
7698 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
7699 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
7701 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
7702 (array_to_constant): Make ARR parameter const.
7703 (spu_trampoline_init): Rename from spu_initialize_trampoline;
7704 make static; update for hook parameters.
7705 * config/spu/spu-protos.h: Update decls.
7706 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
7708 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
7709 from xstormy16_initialize_trampoline; make static; update for
7711 (TARGET_TRAMPOLINE_INIT): New.
7712 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
7714 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
7715 (TARGET_TRAMPOLINE_INIT): New.
7716 (v850_can_eliminate): Make static.
7717 (v850_asm_trampoline_template, v850_trampoline_init): New.
7718 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
7719 v850_asm_trampoline_template.
7720 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
7721 and adjust for target hook parameters.
7723 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
7724 (TARGET_TRAMPOLINE_INIT): New.
7725 (vax_asm_trampoline_template, vax_trampoline_init): New.
7726 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
7727 vax_asm_trampoline_template.
7728 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
7730 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
7731 (TARGET_TRAMPOLINE_INIT): New.
7732 (xtensa_asm_trampoline_template): Rename from
7733 xtensa_trampoline_template; make static.
7734 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
7735 make static; update for hook parameters.
7736 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
7737 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
7738 (INITIALIZE_TRAMPOLINE): Remove.
7740 * config/i386/i386.c (ix86_function_regparm): Do not issue an
7741 error for nested functions with regparm=3.
7742 (ix86_compute_frame_layout): Adjust frame pointer offset for
7743 ix86_static_chain_on_stack.
7744 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
7745 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
7746 don't reset to UNITS_PER_WORD.
7747 (ix86_emit_leave): Adjust ix86_cfa_state.
7748 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
7749 (ix86_static_chain): New.
7750 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
7751 make static; update for target hook parameters; use ix86_static_chain.
7752 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
7753 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
7754 (INITIALIZE_TRAMPOLINE): Remove.
7755 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
7756 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
7757 to the end. Add static_chain_on_stack.
7758 (ix86_static_chain_on_stack): New.
7760 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
7761 (m68k_output_mi_thunk): Don't use static_chain_rtx.
7762 (m68k_trampoline_init): New.
7763 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
7764 m68k_trampoline_init and adjust for hook parameters.
7765 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
7766 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
7768 2009-09-22 Jakub Jelinek <jakub@redhat.com>
7770 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
7771 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
7773 * reload1.c (reload): Call wrap_constant when substituting
7774 reg for equiv inside of DEBUG_INSNs.
7777 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
7778 add_call_src_coords_attributes, add_high_low_attributes,
7779 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
7780 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
7781 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
7782 when -gdwarf-2 -gstrict-dwarf.
7783 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
7784 -gdwarf-[23] -gstrict-dwarf.
7785 (address_of_int_loc_descriptor, loc_descriptor,
7786 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
7787 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
7788 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
7790 2009-09-22 Richard Guenther <rguenther@suse.de>
7792 PR tree-optimization/41428
7793 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
7794 (ccp_finalize): Pass it to substitute_and_fold.
7796 2009-09-22 Richard Guenther <rguenther@suse.de>
7798 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
7799 (substitute_and_fold): Adjust prototype.
7800 * tree-vrp.c (vrp_evaluate_conditional): Make static.
7801 (simplify_stmt_using_ranges): Likewise.
7802 (fold_predicate_in): Move here from tree-ssa-propagate.c.
7803 (vrp_fold_stmt): New function.
7804 (vrp_finalize): Pass it to substitute_and_fold.
7805 * tree-flow.h (vrp_evaluate_conditional): Remove.
7806 (simplify_stmt_using_ranges): Likewise.
7807 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
7808 * tree-ssa-copy.c (fini_copy_prop): Likewise.
7809 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
7811 (fold_predicate_in): Move to tree-vrp.c.
7812 (substitute_and_fold): Use the callback instead of calling into
7813 tree-vrp.c functions directly.
7815 2009-09-22 Jakub Jelinek <jakub@redhat.com>
7817 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
7818 comparison warning on rs6000.
7821 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
7822 GIMPLE_EH_MUST_NOT_THROW cleanup.
7823 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
7825 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
7828 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
7829 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
7830 LIB_SPEC for darwin10 and later since it always uses the unwinder in
7831 libSystem which is derived from the gcc 4.2.1 unwinder.
7833 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
7836 * varasm.c (default_encode_section_info): Copy TLS model into
7837 sym_ref flags regardless of backend support for TLS, for all
7838 model types except TLS_MODEL_EMULATED.
7840 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
7843 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
7844 we can handle it correctly.
7846 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
7848 * doc/install.texi (os2): Remove section.
7850 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
7852 * doc/standards.texi (Objective-C): Adjust two URLs.
7854 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
7856 * tree-tailcall.c (process_assignment): Don't check if a
7857 multiplication or an addition are already present.
7858 (find_tail_calls): Combine multiple additions and multiplications.
7859 (adjust_accumulator_values): Emit accumulators.
7861 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
7863 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
7864 xmm register restore.
7866 2009-09-21 Jan Hubicka <jh@suse.cz>
7868 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
7869 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
7872 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
7874 * stor-layout.c (layout_type): Remove obsolete code.
7876 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
7879 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
7881 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7884 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
7885 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
7886 (fold_builtin_2, do_mpc_arg1): Update accordingly.
7887 * fold-const.c (const_binop): Likewise.
7888 * real.h (do_mpc_arg2): Update prototype.
7890 2009-09-20 Jan Hubicka <jh@suse.cz>
7892 * dwarf2out.c (add_const_value_attribute): Return true if successful.
7893 (add_location_or_const_value_attribute): Rewrite using
7895 (tree_add_const_value_attribute): Return true if successful.
7896 (tree_add_const_value_attribute_for_decl): Likewise.
7898 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
7899 (loc_descriptor): ... here;
7900 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
7901 (cst_pool_loc_descr): Break out from ...; do not reffer constant
7902 pool items that was not marked for output.
7903 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
7904 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
7905 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
7906 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
7907 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
7908 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
7909 DW_OP_stack_value to get address of items that are not available
7911 (dw_loc_list): Handle single element lists correctly.
7913 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
7914 Pascal Obry <obry@adacore.com>
7916 * unwind-dw2-fde.c (classify_object_over_fdes):
7917 Cast the constant 1 to _Unwind_Ptr.
7918 (add_fdes): Likewise.
7919 (linear_search_fdes): Likewise.
7921 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
7923 * stor-layout.c (set_sizetype): Avoid useless type copy.
7925 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
7927 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
7929 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
7930 * configure, config.in: Regenerate.
7931 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
7933 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
7934 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
7935 for global data if the output could be used in a shared library.
7936 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
7937 to 0 if TARGET_WRITABLE_EH_FRAME.
7939 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
7941 PR rtl-optimization/39886
7942 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
7943 just when insn is equal to BB_END (bb).
7945 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
7947 * config/mips/mips.opt (mrelax-pic-calls): New option.
7948 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
7950 (mips_unspec_call): Change "unspec_call" expander into this.
7951 (mips_strip_unspec_call): New function.
7952 (mips_got_load): Call mips_unspec_call instead of
7953 gen_unspec_call<mode>.
7954 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
7956 (mips_cfg_in_reorg): New function.
7957 (mips16_lay_out_constants): Use it to decide whether to call
7958 CFG-aware insn splitting.
7959 (r10k_insert_cache_barriers): Move CFG set-up code from here to
7960 mips_reorg. Move DF set-up code from here ...
7961 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
7963 (mips_reorg): Call mips_df_reorg instead of
7964 r10k_insert_cache_barriers. Move CFG set-up code here from
7965 r10k_insert_cache_barriers.
7966 (mips_call_expr_from_insn): New function.
7967 (mips_pic_call_symbol_from_set): Likewise.
7968 (mips_find_pic_call_symbol): Likewise.
7969 (mips_annotate_pic_call_expr): Likewise.
7970 (mips_get_pic_call_symbol): Likewise.
7971 (mips_annotate_pic_calls): Likewise.
7972 (mips_override_options): Disable -mrelax-pic-calls unless PIC
7974 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
7975 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
7976 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
7978 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
7979 (unspec_call<mode>): Remove it.
7980 (sibcall_internal, sibcall_value_internal,
7981 sibcall_value_multiple_internal, call_internal, call_split,
7982 call_value_internal, call_value_split,
7983 call_value_multiple_internal, call_value_multiple_split): Pass
7984 SIZE_OPNO to MIPS_CALL.
7985 (call_internal_direct, call_direct_split,
7986 call_value_internal_direct, call_value_direct_split): Pass -1 as
7987 SIZE_OPNO to MIPS_CALL.
7988 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
7989 * configure: Regenerate.
7990 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
7991 and -mno-relax-pic-calls.
7992 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
7994 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7997 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
7998 in the directory this rule is called from, rather than the
7999 toplevel 'gcc' directory, to fix in-tree build.
8001 2009-09-19 Chris Demetriou <cgd@google.com>
8003 PR preprocessor/28435:
8004 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
8005 to cpplib that the preprocessor output is needed.
8007 2009-09-19 Jakub Jelinek <jakub@redhat.com>
8009 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
8010 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
8011 *return_and_restore_fpregs_<mode>,
8012 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
8015 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
8016 instead of assuming it has always a REG inside of it.
8018 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
8020 * config/freebsd.h: Update comment on types.
8021 (WINT_TYPE): Define.
8023 2009-09-18 Jason Merrill <jason@redhat.com>
8025 * c.opt: Add -fno-deduce-init-list.
8027 2009-09-18 Neil Vachharajani <nvachhar@google.com>
8029 * value-prof.c (interesting_stringop_to_profile_p): Added output
8030 argument to indicate which parameter is the size parameter.
8031 * value-prof.c (gimple_stringop_fixed_value): Use
8032 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
8033 * value-prof.c (gimple_stringops_transform): Update call sites to
8034 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
8036 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
8039 From David Binderman <dcb314@hotmail.com>:
8040 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
8041 local variable f. Remove stale comments.
8042 (ix86_compute_frame_layout): Remove useless local variable total_size.
8043 Remove #if 0'd code.
8044 (legitimate_address_p): Remove useless local variables
8045 reason_rtx and reason.
8046 (ix86_split_copysign_const): Remove useless local variable op1.
8047 (scale_counter): Remove useless local variable piece_size_mask.
8049 2009-09-18 Jakub Jelinek <jakub@redhat.com>
8051 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
8054 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
8057 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
8059 2009-09-17 Jakub Jelinek <jakub@redhat.com>
8061 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
8064 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
8066 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
8067 DW_OP_implicit_value even without dwarf_version 4.
8069 2009-09-17 Jan Hubicka <jh@suse.cz>
8071 * dwarf2out.c: Include tree-pass.h and gimple.h.
8072 (loc_list_plus_const): New function.
8073 (loc_descriptor_from_tree_1): Rename to ...
8074 (loc_descriptor_from_tree): ... remove original.
8075 (loc_list_from_tree): New function.
8076 (add_AT_location_description): Accept location list.
8077 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
8078 (concatn_mem_loc_descriptor): Remove.
8079 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
8081 (secname_for_decl): Move up.
8082 (hidden_reference_p): New function; break out from ...
8083 (loc_by_refernece): ... here; move up.
8084 (dw_loc_list): New function.
8085 (single_element_loc_list): New function.
8086 (single_element_loc_list_p): New function.
8087 (add_loc_descr_to_each): New function.
8088 (add_loc_list): New function.
8089 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
8090 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
8091 add diagnostics why expansion failed.
8092 (add_location_or_const_value_attribute): Support location lists.
8093 (add_bound_info): Likewise.
8094 (descr_info_loc): Update call of loc_descriptor_from_tree.
8095 (gen_variable_die): Work on location lists.
8096 * final.c (pass_final): Add dump file.
8097 * Makefile.in (dwarf2out.o): Add new dependencies.
8099 2009-09-17 Janis Johnson <janis187@us.ibm.com>
8102 * real.c decimal_from_integer, decimal_integer_string): New.
8103 (real_from_integer): Use them as special case for decimal float.
8104 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
8105 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
8106 Do not append zero after the decimal point in string to convert.
8108 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
8110 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
8111 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
8113 2009-09-17 Martin Jambor <mjambor@suse.cz>
8115 * common.opt (fipa-sra): New switch.
8116 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
8117 * timevar.def (TV_IPA_SRA): New timevar.
8118 * params.def (ipa-sra-ptr-growth-factor): New parameter.
8119 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
8120 * tree-sra.c: Include cgraph.c.
8121 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
8122 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
8123 and grp_not_necessarilly_dereferenced.
8124 (func_param_count): New variable.
8125 (encountered_apply_args): New variable.
8126 (bb_dereferences): New variable.
8127 (final_bbs): New variable.
8128 (no_accesses_representant): New variable.
8129 (no_accesses_p): New function.
8130 (dump_access): Dump the new fields.
8131 (sra_initialize): Set encountered_apply_args to false.
8132 (get_ssa_base_param): New function.
8133 (mark_parm_dereference): New function.
8134 (create_access): Caring for INIDRECT_REFs and different handling of
8135 varialble length accesses in early IPA SRA. Store the stmt - a new
8136 parameter - to the new access.
8137 (build_access_from_expr_1): New parameter stmt, passed to
8138 create_access. Handle INDIRECT_REFs.
8139 (build_access_from_expr): Pass the current statement to
8140 build_access_from_expr_1.
8141 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
8143 (build_accesses_from_assign): Pass the current statement to
8144 build_access_from_expr_1. Do not create assign links in IPA-SRA.
8145 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
8146 final_bbs when necessary. Check for calls to __builtin_apply_args.
8147 Fixup EH info if anythng was changed.
8148 (is_unused_scalar_param): New function.
8149 (ptr_parm_has_direct_uses): New function.
8150 (find_param_candidates): New function.
8151 (mark_maybe_modified): New function.
8152 (analyze_modified_params): New function.
8153 (propagate_dereference_distances): New function.
8154 (dump_dereferences_table): New function.
8155 (analyze_caller_dereference_legality): New function.
8156 (unmodified_by_ref_scalar_representative): New function.
8157 (splice_param_accesses): New function.
8158 (decide_one_param_reduction): New function.
8159 (enum ipa_splicing_result): New type.
8160 (splice_all_param_accesses): New function.
8161 (get_param_index): New function.
8162 (turn_representatives_into_adjustments): New function.
8163 (analyze_all_param_acesses): New function.
8164 (get_replaced_param_substitute): New function.
8165 (get_adjustment_for_base): New function.
8166 (replace_removed_params_ssa_names): New function.
8167 (sra_ipa_reset_debug_stmts): New function.
8168 (sra_ipa_modify_expr): New function.
8169 (sra_ipa_modify_assign): New function.
8170 (convert_callers): New function.
8171 (modify_function): New function.
8172 (ipa_sra_preliminary_function_checks): New function.
8173 (ipa_early_sra): New function.
8174 (ipa_early_sra_gate): New function.
8175 (pass_early_ipa_sra): New variable.
8176 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
8178 2009-09-17 Michael Matz <matz@suse.de>
8181 * tree.c (build_type_attribute_qual_variant): Export.
8182 * tree.h (build_type_attribute_qual_variant): Declare.
8183 * tree-inline.c (remap_type_1): Use it to build variants with
8184 the original qualifiers and attributes.
8186 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8188 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
8189 without a fallthrough edge.
8191 2009-09-16 DJ Delorie <dj@redhat.com>
8193 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
8194 chip and ignore the "fast_interrupt" attribute if so.
8196 2009-09-16 Richard Henderson <rth@redhat.com>
8199 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
8202 2009-09-16 Richard Henderson <rth@redhat.com>
8205 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
8206 is set only if DECL_NO_STATIC_CHAIN is unset.
8207 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
8208 (FOR_EACH_NEST_INFO): New.
8209 (walk_all_functions): Use it.
8210 (finalize_nesting_tree): Likewise.
8211 (unnest_nesting_tree): Likewise.
8212 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
8213 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
8214 (convert_gimple_call): Early out if gimple_call_chain already set.
8215 (convert_all_function_calls): Iterate until no new functions
8216 require a static chain.
8217 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
8218 when building a trampoline. Use dump_function_to_file instead
8220 (lower_nested_functions): Open dump_file. Validate that decls
8221 that have DECL_NO_STATIC_CHAIN from the front end don't have that
8222 bit reset by this pass.
8224 2009-09-16 Michael Matz <matz@suse.de>
8227 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
8228 shorten decl_common_unused.
8229 (DECL_RESTRICTED_P): New accessor.
8230 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
8231 to disambiguate marked decls and restrict pointers.
8233 2009-09-16 Richard Henderson <rth@redhat.com>
8236 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
8238 2009-09-16 Jakub Jelinek <jakub@redhat.com>
8240 * integrate.c (set_block_abstract_flags): Call
8241 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
8243 2009-09-16 Richard Guenther <rguenther@suse.de>
8246 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
8249 2009-09-16 DJ Delorie <dj@redhat.com>
8250 Kaz Kojima <kkojima@gcc.gnu.org>
8252 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
8253 (sh_expand_prologue): Update calls to output_stack_adjust.
8254 (sh_expand_epilogue): Likewise.
8256 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
8259 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
8260 trying to limit the extent of searches in the insn stream.
8262 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
8263 Jakub Jelinek <jakub@redhat.com>
8267 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
8269 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
8270 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
8271 (rs6000_savres_strategy): Always save FP registers inline if the
8272 target doesn't support hardware double-precision. Set the above
8273 bits in return value when needed.
8274 (rs6000_savres_routine_sym): Fix computation for cache selector.
8275 Mark the generated symbol as a function. Rename exitp argument to
8276 lr. Move code for determining the name of the symbol...
8277 (rs6000_savres_routine_name): ...here. New function. Add cases for
8278 getting the names right on AIX and 64-bit Linux.
8279 (savres_routine_name): New variable.
8280 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
8281 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
8282 on what the target routine uses as a base register. If savep && lr
8283 describe saving of r0 into memory slot.
8284 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
8285 line calls for AIX ABI.
8286 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
8287 determine FP save/restore functions.
8288 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
8289 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
8291 (rs6000_emit_epilogue): Adjust computation of restore_lr.
8292 Duplicate restoration of LR and execute the appropriate one
8293 depending on whether GPRs are being restored inline. Set r11 from
8294 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
8295 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
8296 Fix out of line calls for AIX ABI.
8297 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
8299 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
8301 (*restore_gpregs_spe): Likewise.
8302 (*return_and_restore_gpregs_spe): Likewise.
8303 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
8304 Define to empty string unconditionally.
8305 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
8306 Define to empty string unconditionally.
8307 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
8310 2009-09-15 Jan Hubicka <jh@suse.cz>
8312 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
8313 * params.def (inline-insns-auto): Likewise.
8315 2009-09-15 Martin Jambor <mjambor@suse.cz>
8317 * ipa-inline.c (estimate_function_body_sizes): Dump info about
8318 individual statements only at TDF_DETAILS dump level. Format
8319 source for 80 characters per line.
8321 2009-09-15 Christian Bruel <christian.bruel@st.com>
8323 * regrename.c (do_replace): Update REG_DEAD notes.
8325 2009-09-15 Revital Eres <eres@il.ibm.com>
8327 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
8328 * targhooks.c (default_builtin_support_vector_misalignment):
8329 New builtin function.
8330 * targhooks.h (default_builtin_support_vector_misalignment):
8332 * target.h (builtin_support_vector_misalignment):
8333 New field in struct gcc_target.
8334 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
8335 new builtin function.
8336 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
8338 * config/rs6000/rs6000.c
8339 (rs6000_builtin_support_vector_misalignment): New function.
8340 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
8342 2009-09-15 Jie Zhang <jie.zhang@analog.com>
8344 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
8346 (bfin_optimize_loop): Likewise.
8347 (bfin_gen_bundles): Likewise.
8348 (workaround_speculation): Likewise.
8349 (find_load): Return NULL_RTX for debug_insn.
8351 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
8353 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
8356 2009-09-14 DJ Delorie <dj@redhat.com>
8358 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
8359 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
8362 2009-09-14 Richard Henderson <rth@redhat.com>
8363 Jakub Jelinek <jakub@redhat.com>
8365 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
8366 * cfgbuild.c (make_edges): Handle asm goto.
8367 * cfglayout.c (fixup_reorder_chain): Likewise.
8368 * cfgrtl.c (patch_jump_insn): Likewise.
8369 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
8370 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
8371 (gimple_build_asm_vec): Add and use labels parameter.
8372 (gimple_build_asm): Remove.
8373 (walk_gimple_asm): Walk labels too.
8374 * gimple.def (GIMPLE_ASM): Update docs.
8375 * gimple.h: Update decls.
8376 (struct gimple_statement_asm): Change nc to use unsigned char;
8378 (gimple_asm_nlabels): New.
8379 (gimple_asm_label_op, gimple_asm_set_label_op): New.
8380 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
8381 into gimple_build_asm_vec.
8382 * jump.c (mark_jump_label_asm): New.
8383 (mark_jump_label): Use it.
8384 (redirect_jump_1): Handle asm goto.
8385 (invert_jump_1): Soft fail if X is null.
8386 * recog.c (extract_asm_operands): New.
8387 (asm_noperands): Use it; handle asm labels.
8388 (decode_asm_operands): Use extract_asm_operands.
8389 (asm_operand_ok): Properly handle empty string.
8390 * reg-stack.c (get_asm_operands_in_out): Rename from
8391 get_asm_operand_n_inputs; use extract_asm_operands; return both
8392 inputs and outputs by reference; update all callers.
8393 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
8394 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
8395 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
8396 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
8397 (extract_asm_operands): Declare.
8398 * stmt.c (expand_asm_operands): Add and use labels parameter.
8399 (check_unique_operand_names): Likewise.
8400 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
8401 (expand_asm_stmt): Handle asm labels.
8402 * tree-cfg.c (make_gimple_asm_edges): New.
8403 (make_edges): Use it.
8404 (cleanup_dead_labels): Handle asm labels.
8405 (is_ctrl_altering_stmt): Likewise.
8406 (gimple_redirect_edge_and_branch): Likewise.
8407 * tree.def (ASM_EXPR): Add 5th operand.
8408 * tree.h (ASM_LABELS): New.
8409 (resolve_asm_operand_names): Update decl.
8411 * c-parser.c (c_parser_asm_statement): Parse asm goto.
8412 (c_parser_asm_goto_operands): New.
8413 * c-tree.h (build_asm_expr): Update decl.
8414 * c-typeck.c (build_asm_expr): Add and use labels parameter.
8415 * doc/extend.texi: Document asm goto.
8417 2009-09-14 Richard Henderson <rth@redhat.com>
8419 * except.h: Update declarations.
8420 (struct pointer_map_t): Forward declare.
8421 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
8422 (struct eh_landing_pad_d, eh_landing_pad): New.
8423 (struct eh_catch_d, eh_catch): New.
8424 (struct eh_region_d): Remove next_region_sharing_label, aka,
8425 label, tree_label, landing_pad, post_landing_pad, resume,
8426 may_contain_throw. Rename region_number to index. Remove
8427 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
8428 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
8429 (VEC(eh_landing_pad,gc)): New.
8430 (struct eh_status): Remove last_region_number. Add lp_array,
8431 throw_stmt_table, ttype_data, ehspec_data.
8432 (ehr_next, FOR_ALL_EH_REGION_AT): New.
8433 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
8434 * except.c (lang_protect_cleanup_actions): Return tree.
8435 (struct ehl_map_entry): Remove.
8436 (init_eh_for_function): Push zero entries for region and lp_array.
8437 (gen_eh_region): Add to region_array immediately.
8438 (gen_eh_region_catch): Operate on eh_catch objects.
8439 (gen_eh_landing_pad): New.
8440 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
8441 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
8442 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
8443 (get_eh_landing_pad_from_number_fn): New.
8444 (get_eh_landing_pad_from_number): New.
8445 (get_eh_region_from_lp_number_fn): New.
8446 (get_eh_region_from_lp_number): New.
8447 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
8448 (get_exception_pointer, get_exception_filter): Remove.
8449 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
8450 (current_function_has_exception_handlers): Simplify.
8451 (bring_to_root, eh_region_replaceable_by_p): Remove.
8452 (replace_region, hash_type_list, hash_eh_region): Remove.
8453 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
8454 (label_to_region_map, num_eh_regions): Remove.
8455 (get_next_region_sharing_label, must_not_throw_labels): Remove.
8456 (find_exception_handler_labels): Remove.
8457 (duplicate_eh_regions_0, find_prev_try): Remove.
8458 (struct duplicate_eh_regions_data): New.
8459 (duplicate_eh_regions_1): Rewrite.
8460 (duplicate_eh_regions): Return a pointer map instead of an
8462 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
8463 (redirect_eh_edge_to_label): Remove.
8464 (eh_region_outermost): Rewrite using eh_region pointers
8465 instead of integers.
8466 (add_ttypes_entry): Update for ttype_data move to eh_status.
8467 (add_ehspec_entry): Rewrite with VEC instead of varray.
8468 (assign_filter_values): Likewise. Export.
8469 (build_post_landing_pads, connect_post_landing_pads): Remove.
8470 (dw2_build_landing_pads): Rewrite to use lp_array.
8471 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
8472 (sjlj_assign_call_site_values): Rewrite to use lp_array.
8473 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
8474 (sjlj_mark_call_sites): Update for landing pad numbers.
8475 (finish_eh_generation): Rewrite.
8476 (gate_handle_eh): Do nothing for no eh tree.
8477 (pass_rtl_eh): Move up near finish_eh_generation.
8478 (remove_eh_landing_pad): New.
8479 (remove_eh_handler): Export.
8480 (remove_eh_region, remove_eh_handler_and_replace): Remove.
8481 (for_each_eh_label): Rewrite to use lp_array.
8482 (make_reg_eh_region_note): New.
8483 (make_reg_eh_region_note_nothrow_nononlocal): New.
8484 (insn_could_throw_p): New.
8485 (copy_reg_eh_region_note_forward): New.
8486 (copy_reg_eh_region_note_backward): New.
8487 (check_handled, add_reachable_handler): Remove.
8488 (reachable_next_level, foreach_reachable_handler): Remove.
8489 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
8490 (get_eh_region_and_lp_from_rtx): New.
8491 (get_eh_region_from_rtx): New.
8492 (can_throw_internal_1, can_throw_external_1): Remove.
8493 (can_throw_internal): Use get_eh_region_from_rtx.
8494 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
8495 (insn_nothrow_p, can_nonlocal_goto): New.
8496 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
8497 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
8498 (add_action_record): Use VEC not varray.
8499 (collect_one_action_chain): Update for eh_region changes.
8500 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
8501 Use get_eh_region_and_lp_from_rtx.
8502 (gate_convert_to_eh_region_ranges): New.
8503 (pass_convert_to_eh_region_ranges): Use it.
8504 (push_uleb128, push_sleb128): Use VEC not varray.
8505 (output_one_function_exception_table): Likewise.
8506 (dump_eh_tree): Update for eh_region changes.
8507 (verify_eh_tree): Likewise.
8508 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
8509 * tree-eh.c: Include target.h.
8510 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
8511 Don't disallow GIMPLE_RESX; adjust argument check.
8512 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
8513 (record_stmt_eh_region): Update for landing pad numbers;
8514 generate a landing pad if necessary.
8515 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
8516 (remove_stmt_from_eh_lp_fn): Similarly.
8517 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
8518 Update for lp numbers; don't special case missing throw_stmt_table.
8519 (lookup_expr_eh_lp): Similarly.
8520 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
8521 (eh_seq, eh_region_may_contain_throw): New.
8522 (struct leh_state): Add ehp_region.
8523 (struct leh_tf_state): Remove eh_label.
8524 (emit_post_landing_pad): New.
8525 (emit_resx, emit_eh_dispatch): New.
8526 (note_eh_region_may_contain_throw): New.
8527 (frob_into_branch_around): Take eh_region not eh label;
8528 emit eh code into eh_seq.
8529 (honor_protect_cleanup_actions): Early exit for no actions. Don't
8530 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
8531 lower_eh_must_not_throw. Emit code to eh_seq.
8532 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
8533 (lower_try_finally_onedest): Likewise.
8534 (lower_try_finally_copy): Likewise.
8535 (lower_try_finally_switch): Likewise.
8536 (lower_try_finally): Initialize ehp_region.
8537 (lower_catch): Update for eh_catch objects.
8538 (lower_eh_filter): Don't handle must_not_throw.
8539 (lower_eh_must_not_throw): New.
8540 (lower_cleanup): Don't set eh_label.
8541 (lower_eh_constructs_2): Resolve eh builtins.
8542 Handle GIMPLE_EH_MUST_NOT_THROW.
8543 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
8544 Add eh_seq to the end of the function body.
8545 (make_eh_dispatch_edges): New.
8546 (make_eh_edge): Remove.
8547 (make_eh_edges): Simplify for landing pads.
8548 (redirect_eh_edge_1): New.
8549 (redirect_eh_edge): Use it.
8550 (redirect_eh_dispatch_edge): New.
8551 (stmt_could_throw_p): Use a switch. Allow RESX.
8552 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
8553 (stmt_can_throw_internal): Likewise.
8554 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
8555 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
8556 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
8557 (gate_refactor_eh): New.
8558 (pass_refactor_eh): Use it.
8559 (lower_resx, execute_lower_resx, pass_lower_resx): New.
8560 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
8561 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
8562 (remove_unreachable_handlers): Rename from
8563 tree_remove_unreachable_handlers; rewrite for landing pads;
8564 call remove_eh_handler directly.
8565 (remove_unreachable_handlers_no_lp): New.
8566 (unsplit_eh, unsplit_all_eh): New.
8567 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
8568 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
8569 (cleanup_empty_eh_unsplit): New.
8570 (cleanup_empty_eh): Rewrite.
8571 (cleanup_all_empty_eh): New.
8572 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
8573 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
8574 (gate_cleanup_eh): New.
8575 (pass_cleanup_eh): Use it.
8576 (verify_eh_edges): Move later in file. Expect one EH edge.
8577 (verify_eh_dispatch_edge): New.
8579 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
8580 (gtype-desc.o): Add TARGET_H.
8581 (tree.o): Use EXCEPT_H, not except.h.
8582 (cfgbuild.o): Add EXPR_H.
8583 (GTFILES): Add vecprim.h.
8584 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
8585 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
8586 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
8587 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
8588 * calls.c (emit_call_1): Use make_reg_eh_region_note.
8589 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
8590 calls to can_throw_internal.
8591 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
8592 (make_edges): Don't handle RESX; use can_nonlocal_goto.
8593 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
8594 (expand_gimple_stmt): Use make_reg_eh_region_note.
8595 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
8596 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
8597 or find_exception_handler_labels.
8598 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
8599 there is exacly one EH edge. Use can_nonlocal_goto and
8601 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
8602 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
8603 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
8604 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
8605 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
8606 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
8607 * dse.c (scan_insn): Use insn_could_throw_p.
8608 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
8609 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
8610 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
8611 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
8612 EXC_PTR_EXPR or FILTER_EXPR.
8613 (tree_expr_nonzero_warnv_p): Likewise.
8614 * function.h: Include vecprim.h, not varray.h
8615 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
8616 move ttype_data and ehspec_data members to struct eh_status; change
8617 action_record_data member to a VEC.
8618 * gcse.c (hash_scan_set): Use can_throw_internal.
8619 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
8620 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
8621 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
8622 (block_may_fallthru): Don't handle RESX_EXPR.
8623 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
8624 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
8625 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
8626 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
8627 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
8628 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
8629 (gimple_size): Likewise.
8630 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
8631 (gimple_build_resx): Use gimple_build_with_ops.
8632 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
8633 (is_gimple_val): Likewise.
8634 (is_gimple_stmt): Remove RESX_EXPR.
8635 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
8636 (GIMPLE_RESX): Reorder with other EH constructs.
8637 * gimple.h (struct gimple_statement_eh_mnt): New.
8638 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
8639 (gimple_eh_filter_must_not_throw): Remove.
8640 (gimple_eh_filter_set_must_not_throw): Remove.
8641 (gimple_eh_must_not_throw_fndecl): New.
8642 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
8643 (is_gimple_resx): New.
8644 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
8645 Don't copy EH_FILTER_MUST_NOT_THROW.
8646 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
8647 * ipa-inline.c (estimate_function_body_sizes): Don't try to
8648 handle must_not_throw_labels specially.
8649 * ipa-pure-const.c (check_call): Update debug statement for LP.
8650 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
8651 * ipa-utils.c (get_base_var): Likewise.
8652 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
8653 * lower-subreg.c (move_eh_region_note): Remove.
8654 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
8655 * omp-low.c (new_omp_context): Update for eh_lp_nr.
8656 (create_task_copyfn): Likewise.
8657 (maybe_catch_exception): Use gimple_build_eh_filter.
8658 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
8659 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
8660 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
8661 and pass_lower_resx.
8662 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
8663 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
8664 can_throw_internal, can_nonlocal_goto.
8665 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
8666 copy_reg_eh_region_note_forward.
8667 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
8668 (emit_output_reload_insns): Likewise.
8669 (copy_eh_notes): Remove.
8670 * rtl.def (RESX): Remove.
8671 * rtl.h: Update declarations.
8672 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
8673 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
8674 (update_eh_label): Remove.
8675 (cleanup_dead_labels_eh): New.
8676 (cleanup_deal_labels): Use it instead of update_eh_label.
8677 (gimple_merge_blocks): Update landing pad data structure when
8678 removing a landing pad label.
8679 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
8680 test; handle GIMPLE_EH_MUST_NOT_THROW.
8681 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
8682 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
8683 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
8684 (verify_stmt): Likewise. Verify landing pads.
8685 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
8686 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
8687 (struct move_stmt_d): Add eh_map.
8688 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
8689 (move_stmt_r): Remap eh region numbers in builtin calls,
8690 resx and eh_dispatch.
8691 (move_block_to_fn): Remove eh_offset parameter. Use
8692 maybe_duplicate_eh_stmt_fn.
8693 (find_outermost_region_in_block): Operate on eh_region pointers
8694 instead of region numbers.
8695 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
8696 duplicate_eh_regions.
8697 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
8698 test earlier. Disallow EH landing pads.
8699 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
8700 * tree-flow.h: Update declarations.
8701 (struct tree_ann_common_d): Replace rn with lp_nr.
8702 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
8703 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
8704 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
8705 resx and eh_dispatch.
8706 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
8707 (copy_edges_for_bb): Use make_eh_dispatch_edges.
8708 (copy_cfg_body): Expect eh_map instead of eh_region_offset
8709 from duplicate_eh_regions.
8710 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
8711 update RESX; handle EH_DISPATCH.
8712 (expand_call_inline): Set eh_lp_nr, not eh_region.
8713 (maybe_inline_call_in_expr): Likewise.
8714 * tree-inline.h (struct copy_body_data): Replace eh_region with
8715 eh_lp_nr, eh_region_offset with eh_map.
8716 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
8717 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
8718 * tree-pretty-print.c (dump_generic_node): Don't handle
8719 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
8720 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
8721 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
8722 EXC_PTR_EXPR, FILTER_EXPR.
8723 * tree-ssa-operands.c (get_expr_operands): Likewise.
8724 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
8725 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
8726 (ao_ref_init_from_vn_reference): Likewise.
8727 * tree-ssa-sink.c (statement_sink_location): Likewise.
8728 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
8729 (mark_virtual_phi_result_for_renaming): Export. Tidy.
8730 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
8731 EXC_PTR_EXPR, FILTER_EXPR.
8732 (is_exception_related): Remove.
8733 (compute_avail): Don't call it.
8734 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
8735 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
8736 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
8737 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
8739 (build_resx): Remove.
8740 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
8741 * tree.h: Update declarations.
8742 (EH_FILTER_MUST_NOT_THROW): Remove.
8743 (struct tree_label_decl): Add eh_landing_pad_nr.
8744 (EH_LANDING_PAD_NR): New.
8745 * value-prof.c (gimple_ic): Tidy variable names. Update for
8746 landing pad numbers.
8747 (gimple_stringop_fixed_value): Tidy variable names. Assert
8748 that neither call stmt can throw.
8749 * vecprim.h (uchar): New.
8750 (VEC(uchar,heap), VEC(uchar,gc)): New.
8752 * c-common.c (c_define_builtins): Update call to
8753 build_common_builtin_nodes.
8754 * c-parser.c (c_parse_file): Don't call
8755 default_init_unwind_resume_libfunc.
8757 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
8759 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
8760 (mips_cprestore_address_p): Likewise.
8761 (mips_save_gp_to_cprestore_slot): Likewise.
8762 (mips_restore_gp): Rename to...
8763 (mips_restore_gp_from_cprestore_slot): ...this.
8764 (mips_must_initialize_gp_p): Declare.
8765 (mips_emit_save_slot_move): Likewise.
8766 (mips_output_load_label): Return nothing.
8767 (mips_eh_uses): Declare.
8768 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
8769 (TARGET_CPRESTORE_DIRECTIVE): New macro.
8770 (TARGET_ABSOLUTE_JUMPS): Likewise.
8771 (EH_USES): Likewise.
8772 (FIRST_PSEUDO_REGISTER): Update comment.
8773 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
8774 (MIPS_CALL): ...here.
8775 (REGISTER_NAMES): Add $cprestore.
8776 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
8777 Add load_label_length, has_inflexible_gp_insn_p,
8778 has_flexible_gp_insn_p, must_initialize_gp_p and
8779 must_restore_gp_when_clobbered_p.
8780 (mips_expand_call): Don't generate split instructions here.
8781 (mips_split_call): Update the call to mips_restore_gp after
8782 the above name change.
8783 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
8784 (mips_find_gp_ref): New function.
8785 (mips_insn_has_inflexible_gp_ref_p): Likewise.
8786 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
8787 (mips_insn_has_flexible_gp_ref_p): Likewise.
8788 (mips_cfun_has_flexible_gp_ref_p): Likewise.
8789 (mips_function_has_gp_insn): Delete.
8790 (mips_global_pointer): Drop the df_regs_ever_live_p check.
8791 Use the new functions above. Only return INVALID_REGNUM
8792 for TARGET_ABSOLUTE_JUMPS.
8793 (mips_must_initialize_gp_p): New function.
8794 (mips_get_cprestore_base_and_offset): New function, extracted from...
8795 (mips_cprestore_slot): ...here. Take a bool parameter.
8796 (mips_cfun_has_cprestore_slot_p): New function.
8797 (mips_cprestore_address_p): Likewise.
8798 (mips_save_gp_to_cprestore_slot): Likewise.
8799 (mips_restore_gp): Rename to...
8800 (mips_restore_gp_from_cprestore_slot): ...this. Assert
8801 epilogue_completed. Update the call to mips_cprestore_slot.
8802 Test cfun->machine->must_restore_gp_when_clobbered_p.
8803 (mips_direct_save_slot_move_p): New function.
8804 (mips_emit_save_slot_move): Likewise.
8805 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
8806 of cfun->machine->global_pointer.
8807 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
8808 (mips_save_reg): Use mips_emit_save_slot_move.
8809 (mips_expand_prologue): Set must_initialize_gp_p.
8810 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
8811 for all cprestore saves. Emit a use_cprestore instruction after
8812 setting up the cprestore slot.
8813 (mips_restore_reg): Use mips_emit_save_slot_move.
8814 (mips_process_load_label): New function.
8815 (mips_load_label_length): Likewise.
8816 (mips_output_load_label): Don't return asm: output it here instead.
8817 Use mips_process_load_label.
8818 (mips_adjust_insn_length): Adjust the length of branch instructions
8819 that have length MAX_PIC_BRANCH_LENGTH.
8820 (mips_output_conditional_branch): Update the call to
8821 mips_output_load_label. Assume the branch target is OPERANDS[0]
8822 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
8823 (mips_output_order_conditional_branch): Swap the meaning of
8824 OPERANDS[0] and OPERANDS[1].
8825 (mips_variable_issue): Don't count ghost instructions.
8826 (mips_expand_ghost_gp_insns): New function.
8827 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
8828 (mips_output_mi_thunk): Set must_initialize_gp_p.
8829 (mips_eh_uses): New function.
8830 * config/mips/predicates.md (cprestore_save_slot_operand)
8831 (cprestore_load_slot_operand): New predicates.
8832 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
8833 (UNSPEC_MOVE_GP): Likewise.
8834 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
8835 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
8836 (CPRESTORE_SLOT_REGNUM): New register.
8837 (MAX_PIC_BRANCH_LENGTH): New constant.
8838 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
8839 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
8840 branches. Fix commentary.
8841 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
8842 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
8843 Change type to "ghost".
8844 (loadgp_absolute_<mode>): Likewise.
8845 (loadgp_rtp_<mode>): Likewise.
8846 (copygp_mips16): Likewise.
8847 (loadgp_blockage): Remove redundant mode attribute.
8848 (potential_cprestore): New instruction.
8849 (cprestore): Turn into an unspec set.
8850 (use_cprestore): New instruction.
8851 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
8852 (*branch_fp_inverted): Likewise.
8853 (*branch_order<mode>): Likewise.
8854 (*branch_order<mode>_inverted): Likewise.
8855 (*branch_equality<mode>): Likewise.
8856 (*branch_equality<mode>_inverted): Likewise.
8857 (*branch_bit<bbv><mode>): Likewise.
8858 (*branch_bit<bbv><mode>_inverted): Likewise.
8859 (*branch_equality<mode>_mips16): Remove redundant mode.
8860 (jump): Turn into a define_expand.
8861 (*jump_absolute): New instruction.
8862 (*jump_pic): Likewise.
8863 (*jump_mips16): Rename previously-unnamed pattern. Remove
8864 redundant mode attribute.
8865 (restore_gp): Split on epilogue_completed rather than
8866 reload_completed. Change type to "ghost".
8867 (move_gp<mode>): New instruction.
8868 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
8869 Remove redundant mode attribute.
8870 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
8871 (bc1any4f, bc1any2t, bc1any2f): Likewise.
8872 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
8874 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
8877 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
8878 are returned in the same register (vs34 or v2) that Altivec vector
8879 types are returned in.
8880 (rs6000_libcall_value): Ditto.
8883 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
8884 instead of explicit addsi3/adddi3 calls.
8885 (rs6000_split_multireg_move): Ditto.
8886 (rs6000_emit_allocate_stack): Ditto.
8887 (rs6000_emit_prologue): Ditto.
8888 (rs6000_output_mi_thunk): Ditto.
8890 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
8891 size is 64 bits if we can use 64-bit registers.
8893 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
8895 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
8898 From Jie Zhang <jie.zhang@analog.com>:
8899 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
8900 save FP and RETS with saveall attribute.
8901 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
8902 with saveall attribute.
8904 * config/bfin/bfin.c (bfin_expand_builtin,
8905 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
8908 From Jie Zhang <jie.zhang@analog.com>:
8909 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
8910 before use in two places.
8911 * config/bfin/bfin.md (AREG): Define mode iterator.
8912 (reload_in, reload_out): Use mode iterator AREG.
8914 2009-09-14 Richard Guenther <rguenther@suse.de>
8917 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
8918 EH personality path.
8920 2009-09-13 Richard Guenther <rguenther@suse.de>
8921 Rafael Avila de Espindola <espindola@google.com>
8923 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
8924 (LANG_HOOKS_EH_PERSONALITY): Likewise.
8925 (LANG_HOOKS_INITIALIZER): Adjust.
8926 (lhd_pass_through_t): Declare.
8927 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
8929 * langhooks.c (lhd_pass_through_t): New function.
8930 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
8931 dwarf2out_begin_prologue): Use personality from current_function_decl.
8932 * expr.h (get_personality_function): Declare.
8933 * expr.c (get_personality_function): New function.
8934 (build_personality_function): Likewise.
8935 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
8936 (eh_personality_libfunc): Remove.
8937 * optabs.c (build_libfunc_function): New function split out from ...
8938 (init_one_libfunc): ... here.
8939 * tree.h (DECL_FUNCTION_PERSONALITY): New.
8940 (tree_function_decl): Add personality.
8941 (lhd_gcc_personality): Declare.
8942 (build_personality_function): Likewise.
8943 * tree.c (gcc_eh_personality_decl): New.
8944 (lhd_gcc_personality): New function.
8945 * except.h (lang_eh_runtime_type): Remove.
8946 (enum eh_personality_kind): New.
8947 (build_personality_function): Declare.
8948 (function_needs_eh_personality): Declare.
8949 * except.c (lang_eh_runtime_type): Remove.
8950 (function_needs_eh_personality): New function.
8951 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
8952 (sjlj_emit_function_enter, output_function_exception_table):
8953 Use personality from current_function_decl.
8954 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
8955 * tree-inline.c (tree_can_inline_p): Do not inline across different
8957 (expand_call_inline): Likewise. Adjust the callers EH personality.
8958 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
8959 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
8960 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
8961 (c-parser.o): Likewise
8962 * c-tree.h (c_eh_initialized_p): Remove.
8963 (c_maybe_initialize_eh): Likewise.
8964 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
8965 (finish_decl): Don't call c_maybe_initialize_eh.
8966 (c_eh_initialized_p): Remove.
8967 (c_maybe_initialize_eh): Likewise.
8968 * c-parser.c (c_parser_omp_construct): Likewise.
8969 (c_parse_file): Initialize exception handling.
8971 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
8973 * config.gcc (tm_file): Remove i386/biarch32.h
8974 for i?86-w64-mingw* case.
8975 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
8977 * config.host: Set for x64 mingw the option
8978 use_long_long_for_widest_fast_int to yes.
8980 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
8982 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
8983 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
8984 (dbxout_begin_function): Likewise.
8985 * final.c (dwarf2_debug_info_emitted_p): New predicate.
8986 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
8987 set on the function.
8988 (final_end_function): Likewise.
8989 (final_scan_insn): Likewise.
8990 (rest_of_handle_final): Likewise.
8991 * varasm.c (assemble_start_function): Likewise.
8992 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
8994 2009-09-12 Jason Merrill <jason@redhat.com>
8996 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
8997 * opts.c (common_handle_option): constify.
8999 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
9001 * doc/install.texi (avr): Remove obsolete reference site.
9003 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
9005 * doc/install.texi (Binaries): Adjust AIX link.
9007 2009-09-12 Akim Demaille <demaille@gostai.com>
9009 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
9010 Use an imperative sentence.
9012 2009-09-11 Richard Henderson <rth@redhat.com>
9014 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
9015 structure-name and has-tree-operands arguments; update all entries.
9016 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
9018 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
9019 (gsstruct_code_size): New.
9020 (gss_for_code_): New.
9021 (gss_for_code): Remove.
9022 (gimple_size): Rewrite using gsstruct_code_size.
9023 (gimple_statement_structure): Move to gimple.h.
9024 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
9025 (gss_for_code, gimple_statement_structure): New.
9026 (gimple_ops): Use new arrays; tidy.
9028 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9030 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
9031 operand to be a PLUS expression.
9032 * config/pa/pa.c (pa_secondary_reload): Likewise.
9034 2009-09-11 Jakub Jelinek <jakub@redhat.com>
9036 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
9038 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
9041 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
9043 From Jie Zhang <jie.zhang@analog.com>:
9044 * doc/extend.texi (node Function Attributes): Document l2
9046 (node Blackfin Variable Attributes): Document l2 variable attributes.
9048 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
9050 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
9051 to match the system compiler's configuration at inflection point.
9052 Add comment to remark a remaining difference with system compiler.
9054 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
9055 * configure: Regenerate.
9057 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
9059 From Jie Zhang <jie.zhang@analog.com>:
9060 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
9061 (bfin_handle_l2_attribute): New.
9062 (bfin_attribute_table): Add l2 attribute.
9064 2009-09-11 Michael Matz <matz@suse.de>
9067 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
9068 on the local_decls list.
9070 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
9074 * cselib.c (cselib_expand_value_rtx_cb): Document callback
9076 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
9077 for VALUEs, to implement the documented interface.
9078 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
9079 Adjust for VALUEs and anything else, to implement the
9080 documented interface.
9082 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
9084 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
9085 with actual SPE/paired vector modes before using 64-bit alignment.
9086 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
9088 2009-09-10 DJ Delorie <dj@redhat.com>
9090 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
9093 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
9094 * config/mep/mep.c (mep_legitimate_constant_p): New.
9095 * config/mep/mep-protos.h: Prototype it.
9097 2009-09-10 Richard Henderson <rth@redhat.com>
9099 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
9101 2009-09-10 Jason Merrill <jason@redhat.com>
9103 * tree.c (chain_index): New fn.
9104 * tree.h: Declare it.
9106 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9108 * config/sol2-c.c (cmn_err_length_specs): Initialize
9109 scalar_identity_flag.
9111 2009-09-10 Richard Henderson <rth@redhat.com>
9113 * tree.h (struct tree_decl_common): Move align member earlier;
9114 move label_decl_uid member ...
9115 (struct tree_label_decl): ... here.
9116 (LABEL_DECL_UID): Update to match.
9118 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
9121 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
9122 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
9124 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
9125 dest_prev if the edge is complex.
9127 * tree-cfg.c (is_ctrl_stmt): Use a switch.
9129 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
9130 loop latch tests earlier.
9132 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
9133 before GIMPLE_RETURN, not after its predecessor; insert
9136 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
9137 gimple_seq_empty_p to test for no PHI nodes.
9138 * tree-cfg.c (split_critical_edges): Likewise.
9140 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
9142 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
9144 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
9145 introduced by the VTA branch merge.
9147 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
9149 * ira-conflicts.c: Use fputs or putc instead of fprintf
9153 * tree-switch-conversion.c: Ditto.
9155 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
9157 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
9158 introduced by the VTA branch merge.
9160 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
9163 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
9165 PR rtl-optimization/39779
9166 * expr.c (convert_modes): Return when mode == oldmode after
9167 CONST_INTs are processed.
9169 2009-09-10 Nick Clifton <nickc@redhat.com>
9171 * config/mep/mep.c (mep_encode_section_info): Copy weakness
9172 attribute and referring decl when creating renamed symbol.
9174 2009-09-10 Richard Guenther <rguenther@suse.de>
9177 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
9179 (cgraph_finalize_compilation_unit): Compute reachability
9180 before emitting thunks. Properly process aliases before
9181 possibly removing unreachable nodes.
9183 2009-09-10 Richard Guenther <rguenther@suse.de>
9186 * tree.c (struct free_lang_data_d): Add worklist member.
9187 (find_decls_types_r): Push onto the worklist instead of recursing.
9188 Handle TREE_BINFOs properly.
9189 (find_decls_types): New function wrapped around find_decls_types_r
9190 to process the worklist.
9191 (find_decls_types_in_eh_region): Use it.
9192 (find_decls_types_in_node): Likewise.
9193 (find_decls_types_in_var): Likewise.
9194 (free_lang_data_in_cgraph): Likewise. Free the worklist.
9195 * tree.h (RECORD_OR_UNION_TYPE_P): New.
9196 (AGGREGATE_TYPE_P): Adjust.
9198 2009-09-09 Jason Merrill <jason@redhat.com>
9200 * configure.ac: Check glibc version even if we have an in-tree
9203 2009-09-09 Anthony Green <green@moxielogic.com>
9205 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
9206 the constant 0 when appropriate.
9207 * config/moxie/constraints.md: Add constraint O.
9209 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
9210 to pass up to 6 32-bit argument values in registers.
9211 (moxie_function_arg): Ditto.
9212 (moxie_arg_partial_bytes): Ditto.
9213 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
9214 (REG_PARM_STACK_SPACE): Ditto.
9215 (FUNCTION_ARG_REGNO_P): Ditto.
9217 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
9218 instruction to allocate stack space.
9220 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
9222 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
9223 unnecessarily stringent constraints. Fix address
9224 calculation in the splitters.
9226 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
9228 PR rtl-optimization/39779
9229 * expr.c (convert_modes): Return when mode == oldmode after
9230 CONST_INTs are processed.
9232 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
9235 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
9236 (ix86_expand_prologue): Take frame.padding0 into logic of
9238 (ix86_expand_epilogue): Likewise.
9240 2009-09-09 Jakub Jelinek <jakub@redhat.com>
9242 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
9244 (SHLIB_LINK, SHLIB_INSTALL): Use them.
9245 * config/t-slibgcc-libgcc: New file.
9246 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
9248 2009-09-09 Martin Jambor <mjambor@suse.cz>
9250 PR tree-optimization/41089
9251 * tree-sra.c (find_var_candidates): Do not consider va_lists in
9254 2009-09-09 Richard Henderson <rth@redhat.com>
9256 * gimple.h (CASE_GIMPLE_OMP): New.
9257 (is_gimple_omp): Use it.
9258 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
9259 (verify_gimple_debug): Likewise.
9261 2009-09-09 Richard Guenther <rguenther@suse.de>
9263 PR tree-optimization/41101
9264 * tree-ssa-pre.c (maximal_set): Remove.
9265 (compute_antic_aux): Treat the maximal set as implicitly all ones.
9266 Defer all blocks we didn't visit at least one successor.
9267 (add_to_exp_gen): Do not add to the maximal set.
9268 (make_values_for_phi): Likewise.
9269 (compute_avail): Likewise.
9270 (init_pre): Do not allocate the maximal set.
9271 (execute_pre): Do not dump it.
9273 2009-09-09 Martin Jambor <mjambor@suse.cz>
9275 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
9276 an SSA_NAME rather than a is_gimple_variable.
9278 2009-09-09 Richard Guenther <rguenther@suse.de>
9281 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
9282 code dealing with plain pointer bases.
9283 (maybe_fold_offset_to_reference): Likewise.
9284 (maybe_fold_stmt_addition): Adjust.
9286 2009-09-09 Richard Guenther <rguenther@suse.de>
9288 * tree.c (free_lang_data_in_type): Do not free the type variant
9290 (free_lang_data): Merge char_type_node with its properly signed
9292 (pass_ipa_free): Collect after freeing language specific data.
9294 2009-09-09 Michael Matz <matz@suse.de>
9297 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
9298 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
9299 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
9302 2009-09-08 DJ Delorie <dj@redhat.com>
9304 * config/mep/mep.c (conversions[]): Add "ml" pattern.
9306 2009-09-04 Jason Merrill <jason@redhat.com>
9308 * tree.c (tree_find_value): Remove.
9309 * tree.h: Remove prototype.
9310 * varasm.c (assemble_external): Use value_member instead.
9312 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
9314 * toplev.c (process_options): Choose default debugging type when
9315 gtoggle enables debug info and type is unset.
9317 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
9321 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
9324 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
9326 * configure: Rebuilt with modified libtool.m4.
9328 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
9333 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
9335 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
9337 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
9338 (remove_statement): Likewise.
9339 (rewrite_use_nonlinear_expr): Adjust.
9340 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
9341 * tree-ssa.c (release_defs_bitset): ... this. New.
9342 * tree-flow.h (release_defs_bitset): Declare.
9344 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
9347 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
9348 in the middle block.
9350 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
9352 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
9353 via intptr_t to long type.
9354 (insert_operand_rank): Cast long type via intptr_t to
9356 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
9358 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
9359 from pointer to unsigned via uintptr_t.
9361 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
9362 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
9364 * configure: Regenerated.
9365 * config.in: Regenerated
9366 * system.h (stdint.h): Add include.
9367 (inttypes.h): Likewise.
9368 * Makefile.in (aclocal): Add config/stdint.m4.
9369 * aclocal.m4: Regenerated.
9371 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
9373 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
9375 (note_np_check_stores): New function.
9376 (harmless_null_pointer_p): New function.
9377 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
9378 changed. Take into account whether we're in the shadow of a condjump
9379 that tested NP_REG for NULL.
9380 Lose all code that tested for SEQUENCEs.
9381 (workaround_speculation): Avoid inserting NOPs for loads that are
9382 either always executed or a NULL pointer.
9384 2009-09-08 Jan Hubicka <jh@suse.cz>
9386 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
9387 * params.def (early-inlining-insns): Likewise.
9389 2009-09-08 Jakub Jelinek <jakub@redhat.com>
9391 PR rtl-optimization/41239
9392 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
9393 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
9395 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
9396 across calls, as the calls might not always return normally.
9397 (call_may_noreturn_p): New function.
9398 (deps_analyze_insn): Update last_function_call_may_noreturn list.
9399 (init_deps): Initialize it.
9400 (remove_from_deps): Also remove calls from
9401 last_function_call_may_noreturn list.
9403 2009-09-07 Richard Henderson <rth@redhat.com>
9405 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
9406 more VR->OPERANDS than LHS operands. Free LHS before returning.
9408 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
9410 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
9411 (attr "addrtype"): New member "spreg".
9412 Use it if mem_spfp_address_operand is true for the address.
9413 (attr "type"): New entry "stall".
9414 (cpu_unit "load"): New.
9415 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
9417 (insn_reservation "loadsp"): New.
9418 (insn_reservation "load_stall1"): New.
9419 (insn_reservation "load_stall3"): New.
9421 * config/bfin/predicates.md (const1_operand, const3_operand): New.
9422 (mem_p_address_operand): Exclude stack and frame pointer based
9424 (mem_spfp_address_operand): New; match them here.
9425 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
9426 (bfin_reorg): Call it if scheduling insns.
9427 (bfin_gen_bundles): Remove dummy insns created by
9428 add_sched_insns_for_speculation.
9430 From Jie Zhang <jie.zhang@analog.com>:
9431 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
9432 bfin_si_revision, bfin_workarounds): Move these ...
9433 * config/bfin/bfin.h: ... here.
9435 From Mike Frysinger <michael.frysinger@analog.com>
9436 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
9437 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
9438 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
9439 bf547m, bf548m, and bf549m.
9440 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
9441 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
9442 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
9443 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
9444 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
9445 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
9446 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
9447 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
9448 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
9449 bf542m, bf544m, bf547m, bf548m, and bf549m.
9451 From Jie Zhang <jie.zhang@analog.com>:
9452 * config/bfin/predicates.md (p_register_operand): New predicate.
9453 (dp_register_operand): New predicate.
9454 * config/bfin/bfin-protos.h (WA_05000074): Define.
9455 (ENABLE_WA_05000074): Define.
9456 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
9457 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
9458 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
9459 (define_attr addrtype): Allow load/store register to be P register.
9460 (define_attr storereg): New.
9461 (define_cpu_unit anomaly_05000074): New.
9462 (define_insn_reservation dsp32shiftimm): New.
9463 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
9464 (define_insn_reservation loadp): Cannot use slot2.
9465 (define_insn_reservation loadsp): Cannot use slot2.
9466 (define_insn_reservation storep): Cannot use slot2. Does not
9467 apply when working around 05000074.
9468 (define_insn_reservation storep_anomaly_05000074): New.
9469 (define_insn_reservation storei): Does not apply when working
9471 (define_insn_reservation storei_anomaly_05000074): New.
9472 (define_attr length): Add dsp32shiftimm case.
9473 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
9474 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
9475 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
9476 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
9477 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
9479 2009-09-07 Martin Jambor <mjambor@suse.cz>
9482 * tree-sra.c (create_artificial_child_access): Return NULL if
9483 build_ref_for_offset fails.
9484 (propagate_subacesses_accross_link): Allow build_ref_for_offset
9485 and create_artificial_child_access to fail.
9487 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
9490 * unwind-dw2.c (uw_init_context_1): Mark noinline.
9491 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
9492 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
9494 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
9496 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
9497 block, ensure it has an exit edge. Emit a barrier after a jump.
9499 2009-09-07 Nick Clifton <nickc@redhat.com>
9501 * gcc.c (this_is_linker_script): New variable. Like
9502 this_is_library_file but for the %T constructor.
9503 (end_going_arg): If this_is_linker_script is set then locate the
9504 script and insert a --script switch before it
9505 (do_spec_2): Initialise this_is_linker_script.
9506 (do_spec_1): Likewise. Handle %T construct.
9507 (eval_spec_function): Preserve this_is_linker_script.
9508 * doc/invoke.texi: Document %T construct in spec files.
9509 * config/m32c/m32c.h (LIB_SPEC): Use it.
9511 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9513 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
9514 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
9515 when volatile flag is set.
9516 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
9518 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
9521 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
9522 (combine_stack_adjustments_for_block): Allow insns between stack
9523 adjustments and stores with corresponding pre-(dec|inc)rement or
9524 pre-modify operation.
9526 2009-09-06 Jakub Jelinek <jakub@redhat.com>
9529 * combine-stack-adj.c (struct csa_memlist): Rename to...
9530 (struct csa_reflist): ... this. Rename mem field to ref.
9531 (free_csa_memlist): Rename to...
9532 (free_csa_reflist): ... this.
9533 (record_one_stack_memref): Rename to...
9534 (record_one_stack_ref): ... this. Handle also REG_P.
9535 (try_apply_stack_adjustment): Handle also REG_P.
9536 (struct record_stack_memrefs_data): Rename to...
9537 (struct record_stack_refs_data): ... this. Rename memlist field to
9539 (record_stack_memrefs): Rename to...
9540 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
9541 subexpressions instead of failing when a MEM contains SP references.
9542 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
9543 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
9545 2009-09-06 Richard Guenther <rguenther@suse.de>
9548 * tree.c (build_array_type): Do not record types marked
9549 with structural equality in the canonical type hashtable.
9551 2009-09-06 Richard Guenther <rguenther@suse.de>
9554 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
9556 2009-09-05 Richard Guenther <rguenther@suse.de>
9559 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
9561 2009-09-05 Richard Guenther <rguenther@suse.de>
9564 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
9566 2009-09-05 Richard Guenther <rguenther@suse.de>
9569 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
9570 before comparing function argument types.
9572 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
9575 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
9578 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
9581 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
9583 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
9584 locators before emit_insn is called.
9586 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
9589 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
9590 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
9591 (reginfo_init): Don't call allocate_reg_info.
9593 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
9596 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
9597 NONDEBUG_INSN_P instead of INSN_P.
9599 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
9602 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
9604 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
9607 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
9608 pattern of the split.
9610 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
9612 * toplev.c (process_options): Move setter of flag_var_tracking
9613 before other tests that depend on it. Move down setter of
9614 flag_rename_registers. Don't enable var-tracking-assignments
9615 by default if selective scheduling is enabled. Warn if both
9618 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
9620 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
9621 comment. Use switch statement to catch overlaps between rtx
9622 and tree codes. Accept FUNCTION_DECLs in addition to those in...
9623 (IS_DECL_CODE): ... here. Remove.
9624 (check_value_is_not_decl): Remove.
9625 (dv_from_decl, dv_from_value): Check after conversion.
9627 2009-09-04 Richard Guenther <rguenther@suse.de>
9630 * (cgraph_finalize_compilation_unit): Move finalizing aliases
9631 after emitting tunks. Move emitting thunks and ctors from ...
9632 (cgraph_optimize): ... here. Remove redundant
9633 cgraph_analyze_functions.
9634 * varasm.c (find_decl_and_mark_needed): Remove no longer
9636 (finish_aliases_1): Adjust check for thunk aliases.
9638 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
9640 * config/arm/arm.md (ctzsi2): Added braces
9641 to avoid warning that broke booststrap.
9643 2009-09-04 Martin Jambor <mjambor@suse.cz>
9645 PR tree-optimization/41112
9646 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
9647 handle variable-bounded arrays.
9648 (expr_with_var_bounded_array_refs_p): New function.
9649 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
9651 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
9653 * config/s390/2097.md: Removed two incorrect bypasses.
9654 (z10_fsimpdf): Fixed latency.
9655 (z10_fhex): New insn_reservation.
9656 (z10_floaddf): Fixed latency.
9657 (z10_floadsf): Fixed latency.
9658 (z10_ftrunctf): Fixed latency.
9659 (z10_ftruncdf): Fixed latency.
9660 * config/s390/s390.c (z10_cost): Fixed values.
9661 (s390_adjust_priority): Added z10 path.
9662 * config/s390/s390.md (type): Added fhex.
9663 (*mov<mode>_64dfp): Updated type attribute.
9664 (*mov<mode>_64): Updated type attribute.
9665 (*mov<mode>_31): Updated type attribute.
9666 (*mov<mode>"): Likewise.
9667 * config/s390/2084.md (x_fsimpdf): Updated condition.
9669 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
9671 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
9672 RTXs in the predicate for operand 1.
9674 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
9676 * config/arm/arm.md (UNSPEC_RBIT): New constant.
9677 (rbitsi2): New insn.
9678 (ctzsi2): New expand.
9679 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
9681 2009-09-03 Martin Jambor <mjambor@suse.cz>
9683 * tree-sra.c (duplicate_expr_for_different_base): Removed.
9684 (create_artificial_child_access): Use build_ref_for_offset instead
9685 of duplicate_expr_for_different_base.
9686 (propagate_subacesses_accross_link): Likewise.
9688 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
9690 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
9692 (mips16e_collect_argument_saves): Skip debug instructions.
9693 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
9694 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
9695 (r10k_insert_cache_barriers): Likewise.
9696 (mips_reorg_process_insns): Likewise.
9698 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
9701 * ira.c (update_equiv_reg): Remove check on class likely spill.
9703 2009-09-03 Jakub Jelinek <jakub@redhat.com>
9706 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
9707 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
9711 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
9712 the stack slot if it is passed by invisible reference.
9713 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
9714 by invisible reference.
9716 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
9718 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
9719 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
9720 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
9722 * config/bfin/sync.md: New file.
9723 * config/bfin/bfin.md: Include it.
9724 (UNSPEC_ATOMIC): New.
9725 (UNSPEC_ONES): Provide a unique number.
9727 From Jie Zhang <jie.zhang@analog.com>:
9728 * config/bfin/bfin.c (ret_regs): New.
9729 (must_save_fp_p): Don't return true because of frame_pointer_needed.
9730 (must_save_rets_p): New.
9731 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
9732 current_function_is_leaf.
9733 (do_link): Likewise.
9734 (do_unlink): Likewise.
9735 (expand_interrupt_handler_prologue): Use ret_regs array.
9736 (expand_interrupt_handler_epilogue): Use ret_regs array and
9737 pass return register to gen_return_internal.
9738 (bfin_expand_epilogue): Pass return register to
9739 gen_return_internal.
9740 (bfin_expand_call): Explicitly clobber RETS.
9741 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
9742 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
9743 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
9744 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
9746 (return_internal): Take a reg rtx rather than the register number.
9748 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
9750 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
9751 when comparing against estimated_loop_iterations_int return.
9753 2009-09-03 Richard Guenther <rguenther@suse.de>
9755 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
9756 eh_personality_libfunc.
9758 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
9760 * tree-parloops.c (separate_decls_in_region): Add space.
9762 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
9764 * tree-parloops.c (separate_decls_in_region): Change the condition
9765 checking if there are reductions in the loop.
9767 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
9769 PR tree-optimization/38275
9770 * tree-parloops.c (parallelize_loops): Replace profitability condition
9771 for expected number of iterations.
9773 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
9775 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
9776 (bootstrap-debug): Explain conditions in which it becomes default.
9777 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
9780 2009-09-03 Namhyung Kim <namhyung@gmail.com>
9782 * doc/invoke.texi (Optimize Options): Move
9783 -finline-small-functions to the -O2 list.
9785 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
9787 * toplev.c (process_options): Enable var-tracking-assignments
9788 by default if var-tracking is enabled.
9790 2009-09-02 David Daney <ddaney@caviumnetworks.com>
9792 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
9794 * emit-rtl.c (prev_nonnote_insn_bb): New function.
9795 * rtl.h (prev_nonnote_insn_bb): Declare it.
9797 2009-09-03 Diego Novillo <dnovillo@google.com>
9799 * cgraph.c (cgraph_node_for_decl): New.
9800 * cgraph.h (cgraph_node_for_decl): Declare.
9801 * tree.c (host_integerp): Return 0 if T is NULL.
9803 2009-09-03 Diego Novillo <dnovillo@google.com>
9805 * tree.h (struct alias_pair): Move from varasm.c.
9806 (alias_pairs): Likewise.
9807 (TYPE_MAXVAL): Define.
9808 (TYPE_MINVAL): Define.
9809 (iterative_hash_host_wide_int): Declare.
9810 (remove_unreachable_alias_pairs): Declare.
9811 * tree-pass.h (pass_ipa_free_lang_data): Declare.
9812 * diagnostic.c (default_diagnostic_starter): Make extern.
9813 (default_diagnostic_finalizer): Make extern.
9814 * diagnostic.h (default_diagnostic_starter): Declare.
9815 (default_diagnostic_finalizer): Declare.
9816 (default_tree_printer): Declare.
9817 * toplev.c (default_tree_printer): Make extern.
9819 2009-09-03 Richard Guenther <rguenther@suse.de>
9820 Diego Novillo <dnovillo@google.com>
9822 * cgraph.c (cgraph_add_new_function): Remove gimplification.
9823 * cgraphunit.c (cgraph_expand_function): Do not emit
9824 associated thunks from here.
9825 (cgraph_emit_thunks): New.
9826 (cgraph_optimize): Call it.
9827 Return if any IPA pass finds an error.
9828 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
9831 2009-09-03 Simon Baldwin <simonb@google.com>
9832 Rafael Espindola <espindola@google.com>
9833 Richard Guenther <rguenther@suse.de>
9834 Doug Kwan <dougkwan@google.com>
9835 Diego Novillo <dnovillo@google.com>
9837 * tree.c: Include tree-pass.h, langhooks-def.h,
9838 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
9839 (free_lang_data_in_type): New.
9840 (need_assembler_name_p): New.
9841 (free_lang_data_in_block): New.
9842 (free_lang_data_in_decl): New.
9843 (struct free_lang_data_d): New.
9844 (add_tree_to_fld_list): New.
9845 (find_decls_types_r): New.
9846 (get_eh_types_for_runtime): New.
9847 (find_decls_types_in_eh_region): New.
9848 (find_decls_types_in_node): New.
9849 (find_decls_types_in_var): New.
9850 (free_lang_data_in_cgraph): New.
9851 (free_lang_data): New.
9852 (gate_free_lang_data): New.
9853 (pass_ipa_free_lang_data): New.
9855 2009-09-03 Diego Novillo <dnovillo@google.com>
9857 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
9858 * langhooks.h (struct lang_hooks): Add field free_lang_data.
9859 (lang_hooks): Remove const qualifier.
9860 * ipa.c (cgraph_remove_unreachable_nodes): Call
9861 remove_unreachable_alias_pairs.
9862 * except.c (add_type_for_runtime): Check if TYPE has
9863 already been converted.
9864 (lookup_type_for_runtime): Likewise.
9865 (check_handled): Handle converted types.
9866 * varasm.c (remove_unreachable_alias_pairs): New.
9867 * gimple.c: Include demangle.h.
9868 (gimple_decl_printable_name): New.
9869 (gimple_fold_obj_type_ref): New.
9870 * gimple.h (gimple_decl_printable_name): Declare.
9871 (gimple_fold_obj_type_ref): Declare.
9872 * passes.c (init_optimization_passes): Add pass
9873 pass_ipa_free_lang_data.
9874 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
9875 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
9877 2009-09-03 Diego Novillo <dnovillo@google.com>
9879 * c-lang.c (lang_hooks): Remove const qualifier.
9881 2009-09-02 Loren James Rittle <ljrittle@acm.org>
9883 * doc/install.texi (*-*-freebsd*): Update target information.
9885 2009-09-02 Anatoly Sokolov <aesok@post.ru>
9887 * hard-reg-set.h (call_fixed_regs): Remove.
9888 * reginfo.c (call_fixed_regs): Remove.
9889 (init_reg_sets_1): Remove initialization of call_fixed_regs.
9890 (globalize_reg): Don't use call_fixed_regs.
9891 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
9894 2009-09-01 Michael Matz <matz@suse.de>
9896 * expr.h (emit_storent_insn, expand_expr_real_1,
9897 expand_expr_real_2): Declare.
9898 * expr.c (emit_storent_insn, expand_expr_real_1,
9899 expand_expr_real_2): Export.
9900 (store_expr): Setting and evaluating dont_return_target is useless.
9901 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
9902 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
9903 * except.c (expand_resx_expr): Rename to ...
9904 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
9905 * except.h (expand_resx_stmt): Declare.
9906 * stmt.c: Add include gimple.h
9907 (expand_asm_expr): Rename to ...
9908 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
9909 (expand_case): Rewrite to take gimple statement.
9910 * tree.h (expand_asm_stmt): Declare.
9911 (expand_case): Change prototype.
9912 * Makefile.in (stmt.o): Depend on gimple.h.
9913 * builtins.c (expand_builtin_synchronize): Build gimple asm
9914 statement, not an ASM_EXPR.
9915 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
9916 gimple_to_tree, release_stmt_tree): Remove.
9917 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
9918 ggc_free, but hold comparison code and operands separately.
9919 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
9920 (expand_call_stmt, expand_gimple_stmt_1,
9921 expand_gimple_stmt): New helpers.
9922 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
9923 release_stmt_tree. Call expand_gimple_stmt instead.
9924 (expand_gimple_basic_block): Ditto.
9926 * calls.c (emit_call_1): Don't look at EH regions here, make
9927 fntree parameter useless.
9928 (expand_call): New local rettype for TREE_TYPE(exp), use it
9929 throughout. Remove local p, use addr instead.
9930 Don't look at EH regions here.
9932 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
9934 * doc/invoke.texi (-fsched-pressure): Document it.
9935 (-fsched-reg-pressure-heuristic): Remove it.
9937 * reload.c (ira.h): Include.
9938 (find_reloads): Add choosing reload on number of small spilled
9941 * haifa-sched.c (ira.h): Include.
9942 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
9943 saved_reg_pressure, curr_reg_live, saved_reg_live,
9944 region_ref_regs): New variables.
9945 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
9946 initiate_reg_pressure_info, setup_ref_regs,
9947 initiate_bb_reg_pressure_info, save_reg_pressure,
9948 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
9950 (setup_insn_reg_pressure_info): New function.
9951 (rank_for_schedule): Add pressure checking and insn issue time.
9952 Remove comparison of insn reg weights.
9953 (ready_sort): Set insn reg pressure info.
9954 (update_register_pressure, setup_insn_max_reg_pressure,
9955 update_reg_and_insn_max_reg_pressure,
9956 sched_setup_bb_reg_pressure_info): New functions.
9957 (schedule_insn): Add code for printing and updating reg pressure info.
9958 (find_set_reg_weight, find_insn_reg_weight): Remove.
9959 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
9960 (debug_ready_list): Print reg pressure info.
9961 (schedule_block): Ditto. Check insn issue time.
9962 (sched_init): Set up sched_pressure_p. Allocate and set up some
9963 reg pressure related info.
9964 (sched_finish): Free some reg pressure related info.
9965 (fix_tick_ready): Make insn always ready if pressure_p.
9966 (init_h_i_d): Don't call find_insn_reg_weight.
9967 (haifa_finish_h_i_d): Free insn reg pressure info.
9969 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
9970 ira_memory_move_cost, ira_class_hard_regs,
9971 ira_class_hard_regs_num, ira_no_alloc_regs,
9972 ira_available_class_regs, ira_reg_class_cover_size,
9973 ira_reg_class_cover, ira_class_translate): Move to ira.h.
9975 * ira-lives.c (single_reg_class): Check mode to find how many
9976 registers are necessary for operand.
9977 (ira_implicitly_set_insn_hard_regs): New.
9979 * common.opt (fsched-pressure): New options.
9980 (fsched-reg-pressure-heuristic): Remove.
9982 * ira.c (setup_eliminable_regset): Rename to
9983 ira_setup_eliminable_regset. Make it external.
9984 (expand_reg_info): Pass cover class to setup_reg_classes.
9985 (ira): Call resize_reg_info instead of allocate_reg_info.
9987 * sched-deps.c: Include ira.h.
9988 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
9989 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
9990 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
9991 mark_insn_hard_regno_birth, mark_insn_reg_birth,
9992 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
9993 mark_insn_reg_store, mark_insn_reg_clobber,
9994 setup_insn_reg_pressure_info): New.
9995 (sched_analyze_1): Update implicit_reg_pending_uses.
9996 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
9997 Use them to create dependencies. Set insn reg uses and pressure
9998 info. Process reg_pending_uses in one place.
9999 (free_deps): Free implicit sets.
10000 (remove_from_deps): Remove implicit sets if necessary. Check
10001 implicit sets when clearing reg_last_in_use.
10002 (init_deps_global): Clear implicit_reg_pending_clobbers and
10003 implicit_reg_pending_uses.
10005 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
10006 ira_memory_move_cost, ira_class_hard_regs,
10007 ira_class_hard_regs_num, ira_no_alloc_regs,
10008 ira_available_class_regs, ira_reg_class_cover_size,
10009 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
10010 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
10011 ira_implicitly_set_insn_hard_regs): New prototypes.
10013 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
10014 cost_elements_num): New variables.
10015 (allocno_costs, total_costs): Rename to costs and
10016 total_allocno_costs.
10017 (COSTS_OF_ALLOCNO): Rename to COSTS.
10018 (allocno_pref): Rename to pref.
10019 (allocno_pref_buffer): Rename to pref_buffer.
10020 (common_classes): Rename to regno_cover_class.
10022 (record_reg_classes): Set allocno attributes only if allocno_p.
10023 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
10024 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
10025 and COSTS_OF_ALLOCNO.
10026 (print_costs): Rename to print_allocno_costs.
10027 (print_pseudo_costs): New.
10028 (process_bb_node_for_costs): Split into 2 functions with new
10029 function process_bb_for_costs. Pass BB to process_bb_for_costs.
10030 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
10031 new parameter dump_file. Use cost_elements_num instead of
10032 ira_allocnos_num. Make one iteration if preferred classes were
10033 already calculated for scheduler. Make 2 versions of code
10034 depending on allocno_p.
10035 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
10036 regno_cover_class and COSTS instead of common_classes and
10038 (init_costs, finish_costs): New.
10039 (ira_costs): Set up allocno_p and cost_elements_num. Call
10040 init_costs and finish_costs.
10041 (ira_set_pseudo_classes): New.
10043 * rtl.h (allocate_reg_info): Remove.
10044 (resize_reg_info): Change return type.
10045 (reg_cover_class): New.
10046 (setup_reg_classes): Add new parameter.
10048 * sched-int.h (struct deps_reg): New member implicit_sets.
10049 (sched_pressure_p, sched_regno_cover_class): New external definitions.
10050 (INCREASE_BITS): New macro.
10051 (struct reg_pressure_data, struct reg_use_data): New.
10052 (struct _haifa_insn_data): Remove reg_weight. Add members
10053 reg_pressure, reg_use_list, reg_set_list, and
10054 reg_pressure_excess_cost_change.
10055 (struct deps): New member implicit_sets.
10056 (pressure_p): New variable.
10057 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
10058 (struct reg_pressure_data, struct reg_use_data): New.
10059 (INSN_REG_WEIGHT): Remove.
10060 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
10061 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
10062 (sched_init_region_reg_pressure_info,
10063 sched_setup_bb_reg_pressure_info): New prototypes.
10065 * reginfo.c (struct reg_pref): New member coverclass.
10066 (reg_cover_class): New function.
10067 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
10068 (reg_info_size): New variable.
10069 (allocate_reg_info): Make static. Setup reg_info_size.
10070 (resize_reg_info): Use reg_info_size. Return flag of resizing.
10071 (setup_reg_classes): Add a new parameter. Setup cover class too.
10073 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
10076 * sched-rgn.c (deps_join): Set up implicit_sets.
10077 (schedule_region): Set up region and basic blocks pressure
10080 * passes.c (init_optimization_passes): Move
10081 pass_subregs_of_mode_init before pass_sched.
10083 2009-09-02 Martin Jambor <mjambor@suse.cz>
10085 * tree-sra.c (struct access): New field grp_hint.
10086 (dump_access): Dump grp_hint.
10087 (sort_and_splice_var_accesses): Set grp_hint if a group is read
10089 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
10090 those which have been specifically read and somehow written to.
10091 (propagate_subacesses_accross_link): Set grp_hint of right child and
10092 also possibly of the left child.
10094 2009-09-02 Jakub Jelinek <jakub@redhat.com>
10096 * tree-object-size.c (addr_object_size): Always use object_size_type
10097 0 or 2 when determining the pointer pointed object size.
10099 2009-09-02 Richard Guenther <rguenther@suse.de>
10102 2009-08-31 Richard Guenther <rguenther@suse.de>
10104 * builtins.c (fold_builtin_memory_op): Use the alias oracle
10105 to query if the memory regions for memmove overlap.
10106 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
10107 asserts on pointers, instead deal with odd trees.
10108 (ptr_derefs_may_alias_p): Likewise.
10109 (refs_may_alias_p_1): Constructor bases also never alias.
10111 2009-08-01 Christian Bruel <christian.bruel@st.com>
10114 2009-07-31 Christian Bruel <christian.bruel@st.com>
10115 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
10117 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
10119 * doc/invoke.texi (-fvar-tracking-assignments): New.
10120 (-fvar-tracking-assignments-toggle): New.
10121 (-fdump-final-insns=file): Mark filename as optional.
10122 (--param min-nondebug-insn-uid): New.
10123 (-gdwarf-@{version}): Mention version 4.
10124 * opts.c (common_handle_option): Accept it.
10125 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
10126 * regrename.c (regrename_optimize): Drop last. Don't count debug
10127 insns as uses. Don't reject change because of debug insn.
10128 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
10129 from the chain starter, and check for inexact matches in DEBUG_INSNS.
10130 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
10131 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
10132 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
10133 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
10134 * doc/gimple.texi (is_gimple_debug): New.
10135 (gimple_debug_bind_p): New.
10136 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
10137 * doc/install.texi (bootstrap-debug): More details.
10138 (bootstrap-debug-big, bootstrap-debug-lean): Document.
10139 (bootstrap-debug-lib): More details.
10140 (bootstrap-debug-ckovw): Update.
10141 (bootstrap-time): New.
10142 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
10143 (insert_phi_nodes_for): Insert debug stmts.
10144 (rewrite_stmt): Take iterator. Insert debug stmts.
10145 (rewrite_enter_block): Adjust.
10146 (maybe_replace_use_in_debug_stmt): New.
10147 (rewrite_update_stmt): Use it.
10148 (mark_use_interesting): Return early for debug stmts.
10149 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
10150 stmts before replacing stmt.
10151 (move_computations_stmt): Likewise.
10152 * ira-conflicts.c (add_copies): Skip debug insns.
10153 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
10154 (regstat_bb_compute_ri): Skip debug insns.
10155 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
10156 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
10157 check_loop_closed_ssa_stmt): Skip debug stmts.
10158 * tree-tailcall.c (find_tail_calls): Likewise.
10159 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
10160 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
10161 (build_var_debug_value_stat): Declare.
10162 (build_var_debug_value): Define.
10163 (target_for_debug_bind): Declare.
10164 * reload.c (find_equiv_reg): Skip debug insns.
10165 * rtlanal.c (reg_used_between_p): Skip debug insns.
10166 (side_effects_p): Likewise.
10167 (canonicalize_condition): Likewise.
10168 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
10169 insns never depend on debug insns.
10170 (create_ddg_dep_no_link): Likewise.
10171 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
10172 Don't add inter-loop dependencies for debug insns.
10173 (build_intra_loop_deps): Likewise.
10174 (create_ddg): Count debug insns.
10175 * ddg.h (struct ddg::num_debug): New.
10176 (num_backargs): Pair up with previous int field.
10177 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
10178 -fcompare-debug-second.
10179 * final.c (get_attr_length_1): Skip debug insns.
10180 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
10181 * gcc.c (invoke_as): Call compare-debug-dump-opt.
10182 (driver_self_specs): Map -fdump-final-insns to
10183 -fdump-final-insns=..
10184 (get_local_tick): New.
10185 (compare_debug_dump_opt_spec_function): Test for . argument and
10186 compute output name. Compute temp output spec without flag name.
10187 Compute -frandom-seed.
10188 (OPT): Undef after use.
10189 * cfgloopanal.c (num_loop_insns): Skip debug insns.
10190 (average_num_loop_insns): Likewise.
10191 * params.h (MIN_NONDEBUG_INSN_UID): New.
10192 * gimple.def (GIMPLE_DEBUG): New.
10193 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
10194 * auto-inc-dec.c (merge_in_block): Skip debug insns.
10195 (merge_in_block): Fix whitespace.
10196 * toplev.c (flag_var_tracking): Update comment.
10197 (flag_var_tracking_assignments): New.
10198 (flag_var_tracking_assignments_toggle): New.
10199 (process_options): Don't open final insns dump file if we're not
10200 going to write to it. Compute defaults for var_tracking.
10201 * df-scan.c (df_insn_rescan_debug_internal): New.
10202 (df_uses_record): Handle debug insns.
10203 * haifa-sched.c (ready): Initialize n_debug.
10204 (contributes_to_priority): Skip debug insns.
10205 (dep_list_size): New.
10206 (priority): Use it.
10207 (rank_for_schedule): Likewise. Schedule debug insns as soon as
10208 they're ready. Disregard previous debug insns to make decisions.
10209 (queue_insn): Never queue debug insns.
10210 (ready_add, ready_remove_first, ready_remove): Count debug insns.
10211 (schedule_insn): Don't reject debug insns because of issue rate.
10212 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
10213 (queue_to_ready): Skip and discount debug insns.
10214 (choose_ready): Let debug insns through.
10215 (schedule_block): Check boundary debug insns. Discount debug
10216 insns, schedule them early. Adjust whitespace.
10217 (set_priorities): Check for boundary debug insns.
10218 (add_jump_dependencies): Use dep_list_size.
10219 (prev_non_location_insn): New.
10220 (check_cfg): Use it.
10221 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
10223 (remove_unused_ivs): Reset debug stmts.
10224 * modulo-sched.c (const_iteration_count): Skip debug insns.
10225 (res_MII): Discount debug insns.
10226 (loop_single_full_bb_p): Skip debug insns.
10227 (sms_schedule): Likewise.
10228 (sms_schedule_by_order): Likewise.
10229 (ps_has_conflicts): Likewise.
10230 * caller-save.c (refmarker_fn): New.
10231 (save_call_clobbered_regs): Replace regs with saved mem in
10233 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
10234 Call refmarker_fn mark for hardregnos.
10235 (mark_reg_as_referenced): New.
10236 (replace_reg_with_saved_mem): New.
10237 * ipa-pure-const.c (check_stmt): Skip debug stmts.
10238 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
10240 (cse_extended_basic_block): Skip debug insns.
10241 (count_reg_usage): Likewise.
10242 (is_dead_reg): New, split out of...
10243 (set_live_p): ... here.
10244 (insn_live_p): Use it for debug insns.
10245 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
10246 (execute_optimize_stdarg): Likewise.
10247 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
10248 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
10249 changes in debug stmts as changes.
10250 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
10251 (moveup_expr): Don't move across debug insns. Don't move
10252 debug insn if it would create a bookkeeping block.
10253 (moveup_expr_cached): Don't use cache for debug insns that
10254 are heads of blocks.
10255 (compute_av_set_inside_bb): Skip debug insns.
10256 (sel_rank_for_schedule): Schedule debug insns first. Remove
10258 (block_valid_for_bookkeeping_p); Support lax searches.
10259 (create_block_for_bookkeeping): Adjust block numbers when
10260 encountering debug-only blocks.
10261 (find_place_for_bookkeeping): Deal with debug-only blocks.
10262 (generate_bookkeeping_insn): Accept no place to insert.
10263 (remove_temp_moveop_nops): New argument full_tidying.
10264 (prepare_place_to_insert): Deal with debug insns.
10265 (advance_state_on_fence): Debug insns don't start cycles.
10266 (update_boundaries): Take fence as argument. Deal with
10268 (schedule_expr_on_boundary): No full_tidying on debug insns.
10269 (fill_insns): Deal with debug insns.
10270 (track_scheduled_insns_and_blocks): Don't count debug insns.
10271 (need_nop_to_preserve_insn_bb): New, split out of...
10272 (remove_insn_from_stream): ... this.
10273 (fur_orig_expr_not_found): Skip debug insns.
10274 * rtl.def (VALUE): Move up.
10276 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
10277 (nearest_common_dominator_of_uses): Take debug_stmts argument.
10278 Set it if debug stmts are found.
10279 (statement_sink_location): Skip debug stmts. Propagate
10280 moving defs into debug stmts.
10281 * ifcvt.c (first_active_insn): Skip debug insns.
10282 (last_active_insns): Likewise.
10283 (cond_exec_process_insns): Likewise.
10284 (noce_process_if_block): Likewise.
10285 (check_cond_move_block): Likewise.
10286 (cond_move_convert_if_block): Likewise.
10287 (block_jumps_and_fallthru_p): Likewise.
10288 (dead_or_predicable): Likewise.
10289 * dwarf2out.c (debug_str_hash_forced): New.
10290 (find_AT_string): Add comment.
10291 (gen_label_for_indirect_string): New.
10292 (get_debug_string_label): New.
10293 (AT_string_form): Use it.
10294 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
10295 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
10296 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
10297 several operations that cannot be represented with DWARF opcodes.
10298 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
10299 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
10300 (dwarf2out_var_location): Take during-call mark into account.
10301 (output_indirect_string): Update comment. Output if there are
10302 label and references.
10303 (prune_indirect_string): New.
10304 (prune_unused_types): Call it if debug_str_hash_forced.
10305 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
10306 (dw_long_long_const): Remove.
10307 (struct dw_val_struct): Change val_long_long type to rtx.
10308 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
10309 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
10310 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
10311 component instead of HOST_BITS_PER_LONG.
10312 (output_loc_operands): Likewise. For const8* assert
10313 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
10314 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
10315 rather than HOST_BITS_PER_LONG is >= 64.
10316 (add_AT_long_long): Remove val_hi and val_lo arguments, add
10318 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
10319 HOST_BITS_PER_LONG for dw_val_class_long_long.
10320 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
10321 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
10322 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
10324 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
10325 Handle DW_OP_implicit_value.
10326 (extract_int): Move prototype earlier.
10327 (mem_loc_descriptor): For SUBREG punt if inner
10328 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
10329 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
10330 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
10331 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
10332 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
10333 instead of Pmode size.
10334 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
10335 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
10336 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
10337 (concat_loc_descriptor, concatn_loc_descriptor,
10338 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
10339 (add_location_or_const_value_attribute): Likewise. For single
10340 location loc_lists attempt to use add_const_value_attribute
10341 for constant decls. Add DW_AT_const_value even if
10342 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
10344 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
10345 (control_flow_insn_p): Likewise.
10346 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
10347 (separate_decls_in_region_debug_bind): New.
10348 (separate_decls_in_region): Process debug bind stmts afterwards.
10349 * recog.c (verify_changes): Handle debug insns.
10350 (extract_insn): Likewise.
10351 (peephole2_optimize): Skip debug insns.
10352 * dse.c (scan_insn): Skip debug insns.
10353 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
10355 (setup_id_for_insn): Handle debug insns.
10356 (maybe_tidy_empty_bb): Adjust whitespace.
10357 (tidy_control_flow): Skip debug insns.
10358 (sel_remove_insn): Adjust for debug insns.
10359 (sel_estimate_number_of_insns): Skip debug insns.
10360 (create_insn_rtx_from_pattern): Handle debug insns.
10361 (create_copy_of_insn_rtx): Likewise.
10362 * sel-sched-.h (sel_bb_end): Declare.
10363 (sel_bb_empty_or_nop_p): New.
10364 (get_all_loop_exits): Use it.
10365 (_eligible_successor_edge_p): Likewise.
10366 (return_nop_to_pool): Adjust.
10367 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
10368 * ira-lives.c (process_bb_node_lives): Skip debug insns.
10369 * gimple-pretty-print.c (dump_gimple_debug): New.
10370 (dump_gimple_stmt): Use it.
10371 (dump_bb_header): Skip gimple debug stmts.
10372 * regmove.c (optimize_reg_copy_1): Discount debug insns.
10373 (fixup_match_2): Likewise.
10374 (regmove_backward_pass): Likewise. Simplify combined
10375 replacement. Handle debug insns.
10376 * function.c (instantiate_virtual_regs): Handle debug insns.
10377 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
10378 * print-rtl.h: Include cselib.h.
10379 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
10380 * df.h (df_inns_rescan_debug_internal): Declare.
10381 * gcse.c (alloc_hash_table): Estimate n_insns.
10382 (cprop_insn): Don't regard debug insns as changes.
10383 (bypass_conditional_jumps): Skip debug insns.
10384 (one_pre_gcse_pass): Adjust.
10385 (one_code_hoisting_pass): Likewise.
10386 (compute_ld_motion_mems): Skip debug insns.
10387 (one_cprop_pass): Adjust.
10388 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
10389 (if_convertible_stmt_p): Handle debug stmts.
10390 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
10391 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
10392 * ira-build.c (create_bb_allocnos): Skip debug insns.
10393 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
10394 (has_single_use): Likewise.
10395 (single_imm_use): Likewise.
10396 (num_imm_uses): Likewise.
10397 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
10398 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
10399 (create_outofssa_var_map): Likewise.
10400 * lower-subreg.c (adjust_decomposed_uses): New.
10401 (resolve_debug): New.
10402 (decompose_multiword_subregs): Use it.
10403 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
10404 * emit-rtl.c: Include params.h.
10405 (cur_debug_insn_uid): Define.
10406 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
10407 (copy_rtx_if_shared_1): Handle debug insns.
10408 (reset_used_flags): Likewise.
10409 (set_used_flags): LIkewise.
10410 (get_max_insn_count): New.
10411 (next_nondebug_insn): New.
10412 (prev_nondebug_insn): New.
10413 (make_debug_insn_raw): New.
10414 (emit_insn_before_noloc): Handle debug insns.
10415 (emit_jump_insn_before_noloc): Likewise.
10416 (emit_call_insn_before_noloc): Likewise.
10417 (emit_debug_insn_before_noloc): New.
10418 (emit_insn_after_noloc): Handle debug insns.
10419 (emit_jump_insn_after_noloc): Likewise.
10420 (emit_call_insn_after_noloc): Likewise.
10421 (emit_debug_insn_after_noloc): Likewise.
10422 (emit_insn_after): Take loc from earlier non-debug insn.
10423 (emit_jump_insn_after): Likewise.
10424 (emit_call_insn_after): Likewise.
10425 (emit_debug_insn_after_setloc): New.
10426 (emit_debug_insn_after): New.
10427 (emit_insn_before): Take loc from later non-debug insn.
10428 (emit_jump_insn_before): Likewise.
10429 (emit_call_insn_before): Likewise.
10430 (emit_debug_insn_before_setloc): New.
10431 (emit_debug_insn_before): New.
10432 (emit_insn): Handle debug insns.
10433 (emit_debug_insn): New.
10434 (emit_jump_insn): Handle debug insns.
10435 (emit_call_insn): Likewise.
10437 (init_emit): Take min-nondebug-insn-uid into account.
10438 Initialize cur_debug_insn_uid.
10439 (emit_copy_of_insn_after): Handle debug insns.
10440 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
10441 location of single rhs in place.
10442 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
10443 (floor_sdiv_adjust): New.
10444 (cell_sdiv_adjust): New.
10445 (cell_udiv_adjust): New.
10446 (round_sdiv_adjust): New.
10447 (round_udiv_adjust): New.
10448 (wrap_constant): Moved from cselib.
10449 (unwrap_constant): New.
10450 (expand_debug_expr): New.
10451 (expand_debug_locations): New.
10452 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
10454 (gimple_expand_cfg): Expand debug locations.
10455 * cselib.c: Include tree-pass.h.
10456 (struct expand_value_data): New.
10457 (cselib_record_sets_hook): New.
10458 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
10459 (cselib_clear_table): Move, and implemnet in terms of...
10460 (cselib_reset_table_with_next_value): ... this.
10461 (cselib_get_next_unknown_value): New.
10462 (discard_useless_locs): Don't discard preserved values.
10463 (cselib_preserve_value): New.
10464 (cselib_preserved_value_p): New.
10465 (cselib_preserve_definitely): New.
10466 (cselib_clear_preserve): New.
10467 (cselib_preserve_only_values): New.
10468 (new_cselib_val): Take rtx argument. Dump it in details.
10469 (cselib_lookup_mem): Adjust.
10470 (expand_loc): Take regs_active in struct. Adjust. Silence
10471 dumps unless details are requested.
10472 (cselib_expand_value_rtx_cb): New.
10473 (cselib_expand_value_rtx): Rename and reimplment in terms of...
10474 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
10475 without details. Copy more subregs. Try to resolve values
10476 using a callback. Wrap constants.
10477 (cselib_subst_to_values): Adjust.
10478 (cselib_log_lookup): New.
10479 (cselib_lookup): Call it.
10480 (cselib_invalidate_regno): Don't count preserved values as useless.
10481 (cselib_invalidate_mem): Likewise.
10482 (cselib_record_set): Likewise.
10483 (struct set): Renamed to cselib_set, moved to cselib.h.
10484 (cselib_record_sets): Adjust. Call hook.
10485 (cselib_process_insn): Reset table when it would be cleared.
10486 (dump_cselib_val): New.
10487 (dump_cselib_table): New.
10488 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
10489 (remove_forwarder_block): Support moving debug stmts.
10490 * cselib.h (cselib_record_sets_hook): Declare.
10491 (cselib_expand_callback): New type.
10492 (cselib_expand_value_rtx_cb): Declare.
10493 (cselib_reset_table_with_next_value): Declare.
10494 (cselib_get_next_unknown_value): Declare.
10495 (cselib_preserve_value): Declare.
10496 (cselib_preserved_value_p): Declare.
10497 (cselib_preserve_only_values): Declare.
10498 (dump_cselib_table): Declare.
10499 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
10500 (try_crossjump_to_edge): Likewise.
10501 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
10502 dominated blocks when debug stmts are present.
10503 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
10504 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
10505 (set_var_live_on_entry): Likewise.
10506 * loop-invariant.c (find_invariants_bb): Skip debug insns.
10507 * cfglayout.c (curr_location, last_location): Make static.
10508 (set_curr_insn_source_location): Don't avoid bouncing.
10509 (get_curr_insn_source_location): New.
10510 (get_curr_insn_block): New.
10511 (duplicate_insn_chain): Handle debug insns.
10512 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
10514 * common.opt (fcompare-debug): Move to sort order.
10515 (fdump-unnumbered-links): Likewise.
10516 (fvar-tracking-assignments): New.
10517 (fvar-tracking-assignments-toggle): New.
10518 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
10519 because of debug stmts.
10520 (mark_stmt_if_obviously_necessary): Mark debug stmts.
10521 (eliminate_unnecessary_stmts): Walk dominated blocks before
10523 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
10524 * ira.c (memref_used_between_p): Skip debug insns.
10525 (update_equiv_regs): Likewise.
10526 * sched-deps.c (sd_lists_size): Accept empty list.
10527 (sd_init_insn): Mark debug insns.
10528 (sd_finish_insn): Unmark them.
10529 (sd_add_dep): Reject non-debug deps on debug insns.
10530 (fixup_sched_groups): Give debug insns group treatment.
10532 (sched_analyze_reg): Don't mark debug insns for sched before call.
10533 (sched_analyze_2): Handle debug insns.
10534 (sched_analyze_insn): Compute next non-debug insn. Handle debug
10536 (deps_analyze_insn): Handle debug insns.
10537 (deps_start_bb): Skip debug insns.
10538 (init_deps): Initialize last_debug_insn.
10539 * tree-ssa.c (target_for_debug_bind): New.
10540 (find_released_ssa_name): New.
10541 (propagate_var_def_into_debug_stmts): New.
10542 (propagate_defs_into_debug_stmts): New.
10543 (verify_ssa): Skip debug bind stmts without values.
10544 (warn_uninialized_vars): Skip debug stmts.
10545 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
10546 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
10547 (rtx_equal_p): Likewise.
10548 * ira-costs.c (scan_one_insn): Skip debug insns.
10549 (process_bb_node_for_hard_reg_moves): Likewise.
10550 * rtl.h (DEBUG_INSN_P): New.
10551 (NONDEBUG_INSN_P): New.
10552 (MAY_HAVE_DEBUG_INSNS): New.
10553 (INSN_P): Accept debug insns.
10554 (RTX_FRAME_RELATED_P): Likewise.
10555 (INSN_DELETED_P): Likewise
10556 (PAT_VAR_LOCATION_DECL): New.
10557 (PAT_VAR_LOCATION_LOC): New.
10558 (PAT_VAR_OCATION_STATUS): New.
10559 (NOTE_VAR_LOCATION_DECL): Reimplement.
10560 (NOTE_VAR_LOCATION_LOC): Likewise.
10561 (NOTE_VAR_LOCATION_STATUS): Likewise.
10562 (INSN_VAR_LOCATION): New.
10563 (INSN_VAR_LOCATION_DECL): New.
10564 (INSN_VAR_LOCATION_LOC): New.
10565 (INSN_VAR_LOCATION_STATUS): New.
10566 (gen_rtx_UNKNOWN_VAR_LOC): New.
10567 (VAR_LOC_UNKNOWN_P): New.
10568 (NOTE_DURING_CALL_P): New.
10569 (SCHED_GROUP_P): Accept debug insns.
10570 (emit_debug_insn_before): Declare.
10571 (emit_debug_insn_before_noloc): Declare.
10572 (emit_debug_insn_beore_setloc): Declare.
10573 (emit_debug_insn_after): Declare.
10574 (emit_debug_insn_after_noloc): Declare.
10575 (emit_debug_insn_after_setloc): Declare.
10576 (emit_debug_insn): Declare.
10577 (make_debug_insn_raw): Declare.
10578 (prev_nondebug_insn): Declare.
10579 (next_nondebug_insn): Declare.
10580 (delegitimize_mem_from_attrs): Declare.
10581 (get_max_insn_count): Declare.
10582 (wrap_constant): Declare.
10583 (unwrap_constant): Declare.
10584 (get_curr_insn_source_location): Declare.
10585 (get_curr_insn_block): Declare.
10586 * tree-inline.c (insert_debug_decl_map): New.
10587 (processing_debug_stmt): New.
10588 (remap_decl): Don't create new mappings in debug stmts.
10589 (remap_gimple_op_r): Don't add references in debug stmts.
10590 (copy_tree_body_r): Likewise.
10591 (remap_gimple_stmt): Handle debug bind stmts.
10592 (copy_bb): Skip debug stmts.
10593 (copy_edges_for_bb): Likewise.
10594 (copy_debug_stmt): New.
10595 (copy_debug_stmts): New.
10596 (copy_body): Copy debug stmts at the end.
10597 (insert_init_debug_bind): New.
10598 (insert_init_stmt): Take id. Skip and emit debug stmts.
10599 (setup_one_parameter): Remap variable earlier, register debug mapping.
10600 (estimate_num_insns): Skip debug stmts.
10601 (expand_call_inline): Preserve debug_map.
10602 (optimize_inline_calls): Check for no debug_stmts left-overs.
10603 (unsave_expr_now): Preserve debug_map.
10604 (copy_gimple_seq_and_replace_locals): Likewise.
10605 (tree_function_versioning): Check for no debug_stmts left-overs.
10606 Init and destroy debug_map as needed. Split edges unconditionally.
10607 (build_duplicate_type): Init and destroy debug_map as needed.
10608 * tree-inline.h: Include gimple.h instead of pointer-set.h.
10609 (struct copy_body_data): Add debug_stmts and debug_map.
10610 * sched-int.h (struct ready_list): Add n_debug.
10611 (struct deps): Add last_debug_insn.
10612 (DEBUG_INSN_SCHED_P): New.
10613 (BOUNDARY_DEBUG_INSN_P): New.
10614 (SCHEDULE_DEBUG_INSN_P): New.
10615 (sd_iterator_cond): Accept empty list.
10616 * combine.c (create_log_links): Skip debug insns.
10617 (combine_instructions): Likewise.
10618 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
10619 return value is always unshared.
10620 (struct rtx_subst_pair): New.
10621 (auto_adjust_pair): New.
10622 (propagate_for_debug_subst): New.
10623 (propagate_for_debug): New.
10624 (try_combine): Skip debug insns. Propagate removed defs into
10626 (next_nonnote_nondebug_insn): New.
10627 (distribute_notes): Use it. Skip debug insns.
10628 (distribute_links): Skip debug insns.
10629 * tree-outof-ssa.c (set_location_for_edge): Likewise.
10630 * resource.c (mark_target_live_regs): Likewise.
10631 * var-tracking.c: Include cselib.h and target.h.
10632 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
10634 (micro_operation_type_name): New.
10635 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
10636 (struct micro_operation_def): Update comments.
10637 (decl_or_value): New type. Use instead of decls.
10638 (struct emit_note_data_def): Add vars.
10639 (struct attrs_def): Use decl_or_value.
10640 (struct variable_tracking_info_def): Add permp, flooded.
10641 (struct location_chain_def): Update comment.
10642 (struct variable_part_def): Use decl_or_value.
10643 (struct variable_def): Make var_part a variable length array.
10644 (valvar_pool): New.
10645 (scratch_regs): New.
10646 (cselib_hook_called): New.
10647 (dv_is_decl_p): New.
10648 (dv_is_value_p): New.
10650 (dv_as_value): New.
10651 (dv_as_opaque): New.
10652 (dv_onepart_p): New.
10654 (IS_DECL_CODE): New.
10655 (check_value_is_not_decl): New.
10656 (dv_from_decl): New.
10657 (dv_from_value): New.
10658 (dv_htab_hash): New.
10659 (variable_htab_hash): Use it.
10660 (variable_htab_eq): Support values.
10661 (variable_htab_free): Free from the right pool.
10662 (attrs_list_member, attrs_list_insert): Use decl_or_value.
10663 (attrs_list_union): Adjust.
10664 (attrs_list_mpdv_union): New.
10665 (tie_break_pointers): New.
10666 (canon_value_cmp): New.
10667 (unshare_variable): Return possibly-modified slot.
10668 (vars_copy_1): Adjust.
10669 (var_reg_decl_set): Adjust. Split out of...
10670 (var_reg_set): ... this.
10671 (get_init_value): Adjust.
10672 (var_reg_delete_and_set): Adjust.
10673 (var_reg_delete): Adjust.
10674 (var_regno_delete): Adjust.
10675 (var_mem_decl_set): Split out of...
10676 (var_mem_set): ... this.
10677 (var_mem_delete_and_set): Adjust.
10678 (var_mem_delete): Adjust.
10681 (val_resolve): New.
10682 (variable_union): Adjust. Speed up merge of 1-part vars.
10683 (variable_canonicalize): Use unshared slot.
10684 (VALUED_RECURSED_INTO): New.
10685 (find_loc_in_1pdv): New.
10686 (struct dfset_merge): New.
10687 (insert_into_intersection): New.
10688 (intersect_loc_chains): New.
10690 (canonicalize_loc_order_check): New.
10691 (canonicalize_values_mark): New.
10692 (canonicalize_values_star): New.
10693 (variable_merge_over_cur): New.
10694 (variable_merge_over_src): New.
10695 (dataflow_set_merge): New.
10696 (dataflow_set_equiv_regs): New.
10697 (remove_duplicate_values): New.
10698 (struct dfset_post_merge): New.
10699 (variable_post_merge_new_vals): New.
10700 (variable_post_merge_perm_vals): New.
10701 (dataflow_post_merge_adjust): New.
10702 (find_mem_expr_in_1pdv): New.
10703 (dataflow_set_preserve_mem_locs): New.
10704 (dataflow_set_remove_mem_locs): New.
10705 (dataflow_set_clear_at_call): New.
10706 (onepart_variable_different_p): New.
10707 (variable_different_p): Use it.
10708 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
10709 (track_expr_p): Add need_rtl parameter. Don't generate rtl
10711 (track_loc_p): Pass it true.
10712 (struct count_use_info): New.
10713 (find_use_val): New.
10714 (replace_expr_with_values): New.
10715 (log_op_type): New.
10716 (use_type): New, partially split out of...
10717 (count_uses): ... this. Count new micro-ops.
10718 (count_uses_1): Adjust.
10719 (count_stores): Adjust.
10720 (count_with_sets): New.
10721 (VAL_NEEDS_RESOLUTION): New.
10722 (VAL_HOLDS_TRACK_EXPR): New.
10723 (VAL_EXPR_IS_COPIED): New.
10724 (VAL_EXPR_IS_CLOBBERED): New.
10725 (add_uses): Adjust. Generate new micro-ops.
10726 (add_uses_1): Adjust.
10727 (add_stores): Generate new micro-ops.
10728 (add_with_sets): New.
10729 (find_src_status): Adjust.
10730 (find_src_set_src): Adjust.
10731 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
10732 Handle new micro-ops. Canonicalize value equivalances.
10733 (vt_find_locations): Compute total size of hash tables for
10734 dumping. Perform merge for var-tracking-assignments. Don't
10735 disregard single-block loops.
10736 (dump_attrs_list): Handle decl_or_value.
10737 (dump_variable): Take variable. Deal with decl_or_value.
10738 (dump_variable_slot): New.
10739 (dump_vars): Use it.
10740 (dump_dataflow_sets): Adjust.
10741 (set_slot_part): New, extended to support one-part variables
10742 after splitting out of...
10743 (set_variable_part): ... this.
10744 (clobber_slot_part): New, split out of...
10745 (clobber_variable_part): ... this.
10746 (delete_slot_part): New, split out of...
10747 (delete_variable_part): .... this.
10748 (check_wrap_constant): New.
10749 (vt_expand_loc_callback): New.
10750 (vt_expand_loc): New.
10751 (emit_note_insn_var_location): Adjust. Handle values. Handle
10752 EMIT_NOTE_AFTER_CALL_INSN.
10753 (emit_notes_for_differences_1): Adjust. Handle values.
10754 (emit_notes_for_differences_2): Likewise.
10755 (emit_notes_for_differences): Adjust.
10756 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
10757 Adjust. Handle new micro-ops.
10758 (vt_add_function_parameters): Adjust. Create and bind values.
10759 (vt_initialize): Adjust. Initialize scratch_regs and
10760 valvar_pool, flooded and perm.. Initialize and use cselib. Log
10761 operations. Move some code to count_with_sets and add_with_sets.
10762 (delete_debug_insns): New.
10763 (vt_debug_insns_local): New.
10764 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
10766 (var_tracking_main): If var-tracking-assignments is enabled
10767 but var-tracking isn't, delete debug insns and leave. Likewise
10768 if we exceed limits or fail the stack adjustments tests, and
10769 after all var-tracking processing.
10770 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
10771 (dataflow_set): Add traversed_vars.
10772 (value_chain, const_value_chain): New typedefs.
10773 (value_chain_pool, value_chains): New variables.
10774 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
10775 add_value_chains, add_cselib_value_chains, remove_value_chain,
10776 remove_value_chains, remove_cselib_value_chains): New functions.
10777 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
10778 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
10780 (shared_hash_find_slot_unshare, shared_hash_find_slot,
10781 shared_hash_find_slot_noinsert, shared_hash_find): Update.
10782 (dst_can_be_shared): New variable.
10783 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
10784 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
10785 different from set->vars, look up slot again instead of using the
10787 (dataflow_set_init): Initialize traversed_vars.
10788 (variable_union): Use shared_hash_*. Use initially NO_INSERT
10789 lookup if set->vars is shared. Don't keep slot cleared before
10790 calling unshare_variable. Unshare set->vars if needed. Adjust
10791 unshare_variable callers. Clear dst_can_be_shared if needed.
10792 Even ->refcount == 1 vars must be unshared if set->vars is shared
10793 and var needs to be modified.
10794 (dataflow_set_union): Set traversed_vars during canonicalization.
10795 (VALUE_CHANGED, DECL_CHANGED): Define.
10796 (set_dv_changed, dv_changed_p): New static inlines.
10797 (track_expr_p): Clear DECL_CHANGED.
10798 (dump_dataflow_sets): Set it.
10799 (variable_was_changed): Call set_dv_changed.
10800 (emit_note_insn_var_location): Likewise.
10801 (changed_variables_stack): New variable.
10802 (check_changed_vars_1, check_changed_vars_2): New functions.
10803 (emit_notes_for_changes): Do nothing if changed_variables is
10804 empty. Traverse changed_variables with check_changed_vars_1,
10805 call check_changed_vars_2 on each changed_variables_stack entry.
10806 (emit_notes_in_bb): Add SET argument. Just clear it at the
10807 beginning, use it instead of local &set, don't destroy it at the end.
10808 (vt_emit_notes): Call dataflow_set_clear early on all
10809 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
10810 computed set, dataflow_set_clear also VTI(bb)->in when we are
10811 done with the basic block. Initialize changed_variables_stack,
10812 free it afterwards. If ENABLE_CHECKING verify that after noting
10813 differences to an empty set value_chains hash table is empty.
10814 (vt_initialize): Initialize value_chains and value_chain_pool.
10815 (vt_finalize): Delete value_chains htab, free value_chain_pool.
10816 (variable_tracking_main): Call dump_dataflow_sets before calling
10817 vt_emit_notes, not after it.
10818 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
10819 (propagate_var_def_into_debug_stmts): Declare.
10820 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
10821 (df_set_note): Reject debug insns.
10822 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
10823 add notes to debug insns.
10824 (df_note_bb_compute): Adjust. Likewise.
10825 (df_simulate_uses): Skip debug insns.
10826 (df_simulate_initialize_backwards): Likewise.
10827 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
10828 (subst_stack_regs_pat): Reject debug insns.
10829 (convert_regs_1): Handle debug insns.
10830 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
10831 (print-rtl.o): Depend on cselib.h.
10832 (cselib.o): Depend on TREE_PASS_H.
10833 (var-tracking.o): Depend on cselib.h and TARGET_H.
10834 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
10835 (init_ready_list): Skip boundary debug insns.
10836 (add_branch_dependences): Skip debug insns.
10837 (free_block_dependencies): Check for blocks with only debug insns.
10838 (compute_priorities): Likewise.
10839 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
10840 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
10842 (gimple_build_debug_bind_stat): New.
10843 (empty_body_p): Skip debug stmts.
10844 (gimple_has_side_effects): Likewise.
10845 (gimple_rhs_has_side_effects): Likewise.
10846 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
10847 (gimple_build_debug_bind_stat): Declare.
10848 (gimple_build_debug_bind): Define.
10849 (is_gimple_debug): New.
10850 (gimple_debug_bind_p): New.
10851 (gimple_debug_bind_get_var): New.
10852 (gimple_debug_bind_get_value): New.
10853 (gimple_debug_bind_get_value_ptr): New.
10854 (gimple_debug_bind_set_var): New.
10855 (gimple_debug_bind_set_value): New.
10856 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
10857 (gimple_debug_bind_reset_value): New.
10858 (gimple_debug_bind_has_value_p): New.
10859 (gsi_next_nondebug): New.
10860 (gsi_prev_nondebug): New.
10861 (gsi_start_nondebug_bb): New.
10862 (gsi_last_nondebug_bb): New.
10863 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
10864 (print_insn): Handle DEBUG_INSN.
10865 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
10866 of first insn prevail.
10867 (first_stmt): Skip debug stmts.
10868 (first_non_label_stmt): Likewise.
10869 (last_stmt): Likewise.
10870 (has_zero_uses_1): New.
10871 (single_imm_use_1): New.
10872 (verify_gimple_debug): New.
10873 (verify_types_in_gimple_stmt): Handle debug stmts.
10874 (verify_stmt): Likewise.
10875 (debug_loop_num): Skip debug stmts.
10876 (remove_edge_and_dominated_blocks): Remove dominators last.
10877 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
10878 (linearize_expr): Likewise.
10879 * config/i386/i386.c (ix86_delegitimize_address): Call
10880 default implementation.
10881 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
10882 (group_barrier_needed): Skip debug insns.
10883 (emit_insn_group_barriers): Likewise.
10884 (emit_all_insn_group_barriers): Likewise.
10885 (ia64_variable_issue): Handle debug insns.
10886 (ia64_dfa_new_cycle): Likewise.
10887 (final_emit_insn_group_barriers): Skip debug insns.
10888 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
10889 def cfa without frame.
10890 (process_set): Likewise.
10891 (process_for_unwind_directive): Pass frame on.
10892 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
10893 (rs6000_delegitimize_address): New.
10894 (rs6000_debug_adjust_cost): Handle debug insns.
10895 (is_microcoded_insn): Likewise.
10896 (is_cracked_insn): Likewise.
10897 (is_nonpipeline_insn): Likewise.
10898 (insn_must_be_first_in_group): Likewise.
10899 (insn_must_be_last_in_group): Likewise.
10900 (force_new_group): Likewise.
10901 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
10902 contains only debug insns.
10903 (rtl_merge_blocks): Skip debug insns.
10904 (purge_dead_edges): Likewise.
10905 (rtl_block_ends_with_call_p): Skip debug insns.
10906 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
10907 (mark_reg_dependencies): Skip debug insns.
10908 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
10909 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
10910 * tree-ssa-threadedge.c
10911 (record_temporary_equivalences_from_stmts): Skip debug stmts.
10912 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
10913 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
10914 (copyprop_hardreg_forward_1): Handle debug insns.
10915 * reload1.c (reload): Skip debug insns. Replace unassigned
10916 pseudos in debug insns with their equivalences.
10917 (eliminate_regs_in_insn): Skip debug insns.
10918 (emit_input_reload_insns): Skip debug insns at first, adjust
10920 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
10921 (get_indirect_ref_operands): Pass opf_no_vops on.
10922 (get_expr_operands): Likewise. Skip debug stmts.
10923 (parse_ssa_operands): Scan debug insns with opf_no_vops.
10925 2009-09-01 Richard Henderson <rth@redhat.com>
10927 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
10928 stmt_ends_pp_p statements at least once.
10929 * tree-vrp.c (vrp_initialize): Likewise.
10930 (vrp_visit_stmt): Be prepared for non-interesting stmts.
10932 2009-09-01 Dodji Seketeli <dodji@redhat.com>
10935 Fix AIX bootstrap after PR debug/30161
10936 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
10937 that is a GNU extension.
10938 (tmpl_value_parm_die_table): Move the definition of this global
10939 outside #ifdef DWARF2_DEBUGGING_INFO region.
10941 2009-09-01 Richard Guenther <rguenther@suse.de>
10943 * tree.c (tree_expr_size): New function.
10944 * tree.h (tree_expr_size): Declare.
10945 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
10946 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
10947 * langhooks.c (lhd_expr_size): Remove.
10948 * langhooks.h (struct lang_hooks): Remove expr_size.
10949 * explow.c (expr_size): Use tree_expr_size.
10950 (int_expr_size): Likewise.
10951 * langhooks-def.h (lhd_expr_size): Remove.
10952 (LANG_HOOKS_EXPR_SIZE): Likewise.
10953 (LANG_HOOKS_INITIALIZER): Adjust.
10955 2009-09-01 Richard Guenther <rguenther@suse.de>
10957 * tree-flow.h (mark_addressable): Move declaration ...
10958 * tree.h (mark_addressable): ... here.
10959 * stmt.c (expand_asm_operands): Use mark_addressable, not
10960 lang_hooks.mark_addressable.
10961 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
10962 LANG_HOOKS_MARK_ADDRESSABLE.
10963 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
10964 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
10966 2009-08-31 Chris Demetriou <cgd@google.com>
10968 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
10969 vectorize if not TARGET_SSE2.
10971 2009-08-31 DJ Delorie <dj@redhat.com>
10973 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
10974 registers if no coprocessor is enabled.
10976 2009-08-31 Dodji Seketeli <dodji@redhat.com>
10979 * cgraph.h (cgraph_get_node): Declare ...
10980 * cgraph.c (cgraph_get_node): ... new function.
10981 * dwarf2out.c (gen_generic_params_dies,
10982 generic_parameter_die, tree_add_const_value_attribute_for_decl,
10983 make_ith_pack_parameter_name,
10984 append_entry_to_tmpl_value_parm_die_table,
10985 gen_remaining_tmpl_value_param_die_attribute): New functions.
10986 (gen_subprogram_die): Generate debug info for template parameters
10987 if debug info level is higher than DINFO_LEVEL_TERSE.
10988 Use tree_add_const_value_attribute_for_decl instead of
10989 tree_add_const_value_attribute.
10990 (gen_const_die): Use tree_add_const_value_attribute_for_decl
10991 instead of tree_add_const_value_attribute.
10992 (gen_struct_or_union_type_die): Generate debug
10993 info for template parameters if debug info level is higher than
10995 (tree_add_const_value_attribute): Handle integral and pointer
10996 constants. Update comment.
10997 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
10998 (dwarf_attr_name): Support DW_AT_GNU_template_name.
10999 (reference_to_unused): Fix thinko. Remove redundant predicates from
11001 (tree_add_const_value_attribute): Make this work for constant
11003 tree_add_const_value_attribute_for_decl is to be used for variable
11005 (add_location_or_const_value_attribute): Use
11006 tree_add_const_value_attribute_for_decl now.
11007 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
11008 DW_TAG_template_value_param DIEs after function DIEs have been
11010 * langhooks.h (lang_hooks_for_types): Add
11011 get_argument_pack_elems.
11012 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
11013 (lang_hooks): Added get_innermost_generic_parms,
11014 get_innermost_generic_args.
11015 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
11016 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
11017 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
11018 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
11020 2009-08-31 DJ Delorie <dj@redhat.com>
11022 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
11023 it once we start generating the prologue or epilogue.
11024 (mep_call_saves_register): If the frame is locked, re-use
11026 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
11027 (mep_expand_prologue): Call it.
11028 (mep_expand_epilogue): Likewise.
11029 (mep_start_function): Use the same logic as mep_expand_prologue.
11030 (mep_pass_by_reference): Make logic more readable.
11031 (mep_return_in_memory): Zero-sized objects are passed in memory.
11032 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
11034 2009-08-31 Richard Guenther <rguenther@suse.de>
11036 * builtins.c (fold_builtin_memory_op): Use the alias oracle
11037 to query if the memory regions for memmove overlap.
11038 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
11039 asserts on pointers, instead deal with odd trees.
11040 (ptr_derefs_may_alias_p): Likewise.
11041 (refs_may_alias_p_1): Constructor bases also never alias.
11043 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
11045 * doc/install.texi (Final install): Adjust reference on where to
11046 order printed manuals.
11048 2009-08-30 Olivier Hainque <hainque@adacore.com>
11050 * dwarf2out.c (switch_to_frame_table_section): Move
11051 definition prior to first use.
11053 2009-08-30 Richard Guenther <rguenther@suse.de>
11055 PR tree-optimization/41186
11056 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
11057 (ao_ref_init_from_ptr_and_size): New function.
11058 (ref_maybe_used_by_call_p_1): Be more precise tracking
11059 used ranges for builtin functions.
11060 (ref_maybe_used_by_call_p): Adjust.
11061 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
11062 ranges for builtin functions.
11063 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
11065 2009-08-30 Alan Modra <amodra@bigpond.net.au>
11068 * fwprop.c (get_reg_use_in): Delete.
11069 (free_load_extend): New function.
11070 (forward_propagate_subreg): Use it.
11072 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
11074 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
11076 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
11079 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
11082 2009-08-29 Douglas B Rupp <rupp@gnat.com>
11084 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
11085 fini or fini_array section.
11087 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11089 * graphite-dependences.c (graphite_legal_transform_bb): Call
11090 pbb_remove_duplicate_pdrs.
11091 * graphite-poly.c (can_collapse_pdr): Removed.
11092 (pdr_find_duplicate): Removed.
11093 (can_collapse_pdrs): New.
11094 (pbb_remove_duplicate_pdrs): New.
11095 (new_poly_dr): Do not look for duplicates.
11096 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
11097 (PBB_PDR_DUPLICATES_REMOVED): New.
11098 (pbb_remove_duplicate_pdrs): Declared.
11100 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11102 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
11103 the strides by multiplying by PDR_NB_REFS.
11104 * graphite-poly.c (can_collapse_pdr): New.
11105 (pdr_find_duplicate): New.
11106 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
11107 Initialize PDR_NB_REFS.
11108 * graphite-poly.h (struct poly_dr): Add field nb_refs.
11109 (PDR_NB_REFS): New.
11110 (new_poly_dr): Number of subscripts is a graphite_dim_t.
11112 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11114 PR middle-end/40965
11115 * graphite-poly.c (apply_poly_transforms): Remove legality test before
11118 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11120 * graphite-dependences.c (pddr_original_scattering): Return NULL
11121 for read-read dependence relations.
11122 * graphite-poly.h (enum poly_dr_type): Fix comment.
11124 (pdr_write_p): New.
11125 (pdr_may_write_p): New.
11127 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11129 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
11130 (struct poly_dr): Same.
11131 (new_poly_dr): Same.
11132 * graphite-poly.c (new_poly_dr): Same.
11133 * graphite-dependences.c (dot_deps): Disable call to system.
11135 2009-08-28 Cary Coutant <ccoutant@google.com>
11138 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
11139 struct/union/enum types local to a function.
11141 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
11142 Sebastian Pop <sebastian.pop@amd.com>
11144 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
11145 pbb_strip_mine_time_depth. Changed the implementation so that
11146 transformation is expressed as a transformation on
11147 time (scatttering) dimensions. Also, ensures that the 2d+1
11148 scheduling format is preserved.
11149 (pbb_strip_mine_profitable_p): Profitability is based on the
11150 iteration number of a given time (scattering) dimension,
11151 and not on a original loop depth dimension.
11152 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
11153 (pbb_do_strip_mine): Call psct_dynamic_dim.
11154 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
11155 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
11156 (pbb_nb_dynamic_scattering_transform): New.
11157 (psct_dynamic_dim): New.
11159 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
11161 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
11162 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
11163 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
11164 * graphite-interchange.c (build_linearized_memory_access): Same.
11165 (memory_stride_in_loop): Same.
11167 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11169 * graphite-dependences.c (pddr_original_scattering): New.
11170 (graphite_legal_transform_dr): Call pddr_original_scattering.
11173 * graphite-dependences.h (dot_deps): Declared.
11174 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
11175 (print_pdr): Print PDR_ID.
11176 * graphite-poly.h (struct poly_dr): Add field id.
11179 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
11181 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11183 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
11184 not delete the original dependence relation.
11186 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11188 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
11189 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
11190 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
11191 (free_poly_ddr): New.
11192 (pddr_is_empty): New.
11193 (dependence_polyhedron_1): Now returns a poly_ddr_p.
11194 (dependence_polyhedron): Same. Remove useless gcc_assert.
11196 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
11197 (graphite_carried_dependence_level_k): Call pddr_is_empty.
11198 * graphite-dependences.h (enum poly_dependence_kind): New.
11199 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
11200 (PDRP_SOURCE): Renamed PDDR_SOURCE.
11201 (PDRP_SINK): Renamed PDDR_SINK.
11202 (PDRP_DDP): Renamed PDDR_DDP.
11204 (free_poly_ddr): Declared.
11205 * graphite-poly.c (new_scop): Use the new hash function names.
11206 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
11207 into original_pddrs.
11208 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
11210 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11212 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
11213 bounds with LT_EXPR to make niter analysis more precise on code
11214 generated by Graphite.
11216 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11218 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
11219 (graphite_legal_transform_bb): Same.
11220 (poly_drs_may_alias_p): Same.
11222 2009-08-28 Richard Guenther <rguenther@suse.de>
11224 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
11226 2009-08-28 Jan Beulich <jbeulich@novell.com>
11228 * config/i386/netware.c: Include langhooks.h.
11229 (i386_nlm_encode_section_info): Simplify.
11230 (netware_override_options): Delete.
11231 * config/i386/netware.h (netware_override_options): Delete
11233 (OVERRIDE_OPTIONS): Delete definition.
11234 (SUBTARGET_OVERRIDE_OPTIONS): Define.
11235 (ASM_COMMENT_START): Define.
11236 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
11238 2009-08-28 Jan Beulich <jbeulich@novell.com>
11240 * configure.ac: For in-tree ld, do a plain version check to
11241 determine whether comdat groups are supported.
11242 * configure: Regenerate.
11244 2009-08-28 Olivier Hainque <hainque@adacore.com>
11246 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
11247 always defined. Reflect definition or absence of such for
11248 COLLECT_EXPORT_LIST. Readability helper.
11249 (scanfilter): New enum, to help control what symbols
11250 are to be considered or ignored by scan_prog_file.
11251 (enum pass): Rename as "scanpass", moved together with scanfilter
11252 prior to scan_prog_file's prototype.
11253 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
11254 Group prototype with the scanpass/scanfilter definitions, factorize
11255 head comments for the several implementations at the prototype.
11256 (main): Reorganize the first pass link control to let AIX
11257 drag only the needed frame tables in executables. Prevent
11258 frame tables collection during the scan aimed at static ctors.
11259 Pre-link and scan for frame tables later to compensate.
11260 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
11261 A C statement to issue assembly directives that create a reference
11262 to the given DWARF table identifier label from the current function
11264 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
11265 to differentiate first time section entry. Only emit a .data
11266 tables start identifier label the first time around.
11267 (switch_to_frame_table_section): New function. Helper for
11268 output_call_frame_info to switch possibly BACK into the eh_frame
11269 or the debug_frame section depending on FOR_EH.
11270 (output_call_frame_info): Use helper to first enter the proper
11272 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
11273 emit a link to the frame table start label from each function
11275 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
11276 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
11277 * config/rs6000/rs6000-protos.h: Declare it.
11278 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
11280 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
11282 * config/sh/sh.c (split_branches): Check the result of
11285 2009-08-27 Steve Ellcey <sje@cup.hp.com>
11287 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
11288 using -pthread -fopenmp
11290 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
11292 * doc/service.texi (service directory): Update URL.
11294 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
11296 PR rtl-optimization/40861
11297 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
11298 extract word from a multi-word subreg for negative byte positions.
11300 2009-08-27 Tristan Gingold <gingold@adacore.com>
11301 Douglas B Rupp <rupp@gnat.com>
11303 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
11304 (SECTION_VMS_OVERLAY): Define.
11305 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
11307 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
11309 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
11310 common_object declarations.
11311 (ia64_section_type_flags): Set section flag for common_object.
11312 * config/ia64/ia64-protos.h
11313 (ia64_vms_output_aligned_decl_common): Declare.
11314 (ia64_vms_elf_asm_named_section): Declare.
11316 2009-08-27 Michael Matz <matz@suse.de>
11318 * expr.c (expand_expr_real_2): New function taking exploded
11319 unary or binary expression, split out from ...
11320 (expand_expr_real_1): ... here. Move over all unary/binary
11321 switch parts to above function, in particular these codes:
11322 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
11323 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
11324 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
11325 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
11326 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
11327 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
11328 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
11329 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
11330 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
11331 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
11332 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
11333 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
11334 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
11335 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
11336 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
11337 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
11338 VEC_PACK_FIX_TRUNC_EXPR.
11339 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
11342 2009-08-27 Richard Guenther <rguenther@suse.de>
11344 * gengtype.c (main): Handle uint64_t.
11345 * ipa-utils.c (get_base_var): Indent properly.
11346 * tree-ssa-live.c (debug_scope_block): New function.
11347 * tree-flow.h (debug_scope_block): Declare.
11348 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
11349 * basic-block.h (enum profile_status): Rename to
11350 enum profile_status_d.
11351 (x_profile_status): Adjust type.
11353 2009-08-27 Dodji Seketeli <dodji@redhat.com>
11356 * dwarf2out.c (get_context_die): Declare this static function.
11357 (gen_type_die_with_usage): Make sure a DIE is a generated for
11358 the context of a typedef.
11360 2009-08-26 Anatoly Sokolov <aesok@post.ru>
11362 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
11365 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
11367 * config/mips/mips-protos.h (mips_output_sync): Declare.
11368 (mips_sync_loop_insns): Likewise.
11369 (mips_output_sync_loop): Replace first two parameters with an rtx.
11370 * config/mips/mips.c (mips_multi_member): New structure.
11371 (mips_multi_members): New variable.
11372 (mips_multi_start): New function.
11373 (mips_multi_add): Likewise.
11374 (mips_multi_add_insn): Likewise.
11375 (mips_multi_add_label): Likewise.
11376 (mips_multi_last_index): Likewise.
11377 (mips_multi_copy_insn): Likewise.
11378 (mips_multi_set_operand): Likewise.
11379 (mips_multi_write): Likewise.
11380 (mips_print_operand_punctuation): Remove '%|' and '%-'.
11381 (mips_init_print_operand_punct): Update accordingly.
11382 (mips_start_ll_sc_sync_block): New function.
11383 (mips_end_ll_sc_sync_block): Likewise.
11384 (mips_output_sync): Likewise.
11385 (mips_sync_insn1_template): Likewise.
11386 (mips_sync_insn2_template): Likewise.
11387 (mips_get_sync_operand): Likewise.
11388 (mips_process_sync_loop): Likewise.
11389 (mips_output_sync_loop): Use mips_process_sync_loop.
11390 (mips_sync_loop_insns): New function.
11391 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
11392 (MIPS_COMPARE_AND_SWAP_12): Likewise.
11393 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
11394 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
11395 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
11396 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
11397 (MIPS_SYNC_OLD_OP_12): Likewise.
11398 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
11399 (MIPS_SYNC_NEW_OP_12): Likewise.
11400 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
11401 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
11402 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
11403 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
11404 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
11405 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
11406 * config/mips/mips.md (sync_mem): New attribute.
11407 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
11408 (sync_exclusive_mask, sync_required_oldval): Likewise.
11409 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
11410 (sync_release_barrier): Likewise.
11411 (length): Handle sync loops.
11412 (sync): Use mips_output_sync.
11413 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
11414 (sync_compare_and_swap<mode>): Set the new sync_* attributes
11415 and use mips_output_sync_loop.
11416 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
11417 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
11418 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
11419 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
11420 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
11421 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
11422 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
11423 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
11424 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
11426 2009-08-26 Richard Guenther <rguenther@suse.de>
11428 PR middle-end/41163
11429 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
11430 the types to not match.
11431 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
11433 * tree-ssa.c (useless_type_conversion_p): Conversions to
11434 pointers to unprototyped functions are useless.
11436 2009-08-26 Richard Guenther <rguenther@suse.de>
11438 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
11439 whole-program condition, prepare to be called for non-globals.
11440 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
11441 params build a representative with known type and track its fields.
11443 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
11445 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
11446 clearing by a taken branch.
11447 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
11448 effectively after bbro pass.
11449 (sync_nand<mode>): Ditto.
11450 (sync_old_<fetchop_name><mode>): Ditto.
11451 (sync_old_nand<mode>): Ditto.
11452 (sync_new_<fetchop_name><mode>): Dito.
11453 (sync_new_nand<mode>): Ditto.
11454 (sync_compare_and_swap<mode>_1): Ditto.
11455 (*sync_compare_and_swap<mode>): Ditto.
11456 (sync_lock_test_and_set<mode>_1): Ditto.
11457 ("sync_lock_test_and_set<mode>): Ditto.
11459 2009-08-25 Douglas B Rupp <rupp@gnat.com>
11461 * hwint.h (HOST_LONG_FORMAT): New macro
11462 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
11463 Use HOST_PTR_PRINTF.
11464 * system.h (HOST_PTR_PRINTF): Resurrect old macro
11465 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
11466 (HOST_PTR_PRINTF): Document.
11468 2009-08-25 Jan Hubicka <jh@suse.cz>
11470 * config/i386/bmmintrin.h: Replace by #error.
11473 Michael Meissner <michael.meissner@amd.com>
11474 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11475 Tony Linthicum <tony.linthicum@amd.com>
11477 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
11478 (TARGET_ROUND): New macro for the round/ptest instructions which
11479 are shared between SSE4.1 and SSE5.
11480 (OPTION_MASK_ISA_ROUND): Ditto.
11481 (OPTION_ISA_ROUND): Ditto.
11482 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
11483 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
11485 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
11486 (-mfused-madd): New switch to give users control over whether the
11487 compiler optimizes to use the multiply/add SSE5 instructions.
11489 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
11490 (ix86_handle_option): Turn off 3dnow if -msse5.
11491 (override_options): Add SSE5 support.
11492 (print_operand): %Y prints comparison codes for SSE5 com/pcom
11494 (ix86_expand_sse_movcc): Add SSE5 support.
11495 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
11496 vector type to the next largest size.
11497 (ix86_expand_sse5_pack): New function to use pperm to pack a
11498 vector type to the next smallest size.
11499 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
11500 (IX86_BUILTIN_FMADDSD): Ditto.
11501 (IX86_BUILTIN_FMADDPS): Ditto.
11502 (IX86_BUILTIN_FMADDPD): Ditto.
11503 (IX86_BUILTIN_FMSUBSS): Ditto.
11504 (IX86_BUILTIN_FMSUBSD): Ditto.
11505 (IX86_BUILTIN_FMSUBPS): Ditto.
11506 (IX86_BUILTIN_FMSUBPD): Ditto.
11507 (IX86_BUILTIN_FNMADDSS): Ditto.
11508 (IX86_BUILTIN_FNMADDSD): Ditto.
11509 (IX86_BUILTIN_FNMADDPS): Ditto.
11510 (IX86_BUILTIN_FNMADDPD): Ditto.
11511 (IX86_BUILTIN_FNMSUBSS): Ditto.
11512 (IX86_BUILTIN_FNMSUBSD): Ditto.
11513 (IX86_BUILTIN_FNMSUBPS): Ditto.
11514 (IX86_BUILTIN_FNMSUBPD): Ditto.
11515 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
11516 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
11517 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
11518 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
11519 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
11520 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
11521 (IX86_BUILTIN_PPERM): Ditto.
11522 (IX86_BUILTIN_PERMPS): Ditto.
11523 (IX86_BUILTIN_PERMPD): Ditto.
11524 (IX86_BUILTIN_PMACSSWW): Ditto.
11525 (IX86_BUILTIN_PMACSWW): Ditto.
11526 (IX86_BUILTIN_PMACSSWD): Ditto.
11527 (IX86_BUILTIN_PMACSWD): Ditto.
11528 (IX86_BUILTIN_PMACSSDD): Ditto.
11529 (IX86_BUILTIN_PMACSDD): Ditto.
11530 (IX86_BUILTIN_PMACSSDQL): Ditto.
11531 (IX86_BUILTIN_PMACSSDQH): Ditto.
11532 (IX86_BUILTIN_PMACSDQL): Ditto.
11533 (IX86_BUILTIN_PMACSDQH): Ditto.
11534 (IX86_BUILTIN_PMADCSSWD): Ditto.
11535 (IX86_BUILTIN_PMADCSWD): Ditto.
11536 (IX86_BUILTIN_PHADDBW): Ditto.
11537 (IX86_BUILTIN_PHADDBD): Ditto.
11538 (IX86_BUILTIN_PHADDBQ): Ditto.
11539 (IX86_BUILTIN_PHADDWD): Ditto.
11540 (IX86_BUILTIN_PHADDWQ): Ditto.
11541 (IX86_BUILTIN_PHADDDQ): Ditto.
11542 (IX86_BUILTIN_PHADDUBW): Ditto.
11543 (IX86_BUILTIN_PHADDUBD): Ditto.
11544 (IX86_BUILTIN_PHADDUBQ): Ditto.
11545 (IX86_BUILTIN_PHADDUWD): Ditto.
11546 (IX86_BUILTIN_PHADDUWQ): Ditto.
11547 (IX86_BUILTIN_PHADDUDQ): Ditto.
11548 (IX86_BUILTIN_PHSUBBW): Ditto.
11549 (IX86_BUILTIN_PHSUBWD): Ditto.
11550 (IX86_BUILTIN_PHSUBDQ): Ditto.
11551 (IX86_BUILTIN_PROTB): Ditto.
11552 (IX86_BUILTIN_PROTW): Ditto.
11553 (IX86_BUILTIN_PROTD): Ditto.
11554 (IX86_BUILTIN_PROTQ): Ditto.
11555 (IX86_BUILTIN_PROTB_IMM): Ditto.
11556 (IX86_BUILTIN_PROTW_IMM): Ditto.
11557 (IX86_BUILTIN_PROTD_IMM): Ditto.
11558 (IX86_BUILTIN_PROTQ_IMM): Ditto.
11559 (IX86_BUILTIN_PSHLB): Ditto.
11560 (IX86_BUILTIN_PSHLW): Ditto.
11561 (IX86_BUILTIN_PSHLD): Ditto.
11562 (IX86_BUILTIN_PSHLQ): Ditto.
11563 (IX86_BUILTIN_PSHAB): Ditto.
11564 (IX86_BUILTIN_PSHAW): Ditto.
11565 (IX86_BUILTIN_PSHAD): Ditto.
11566 (IX86_BUILTIN_PSHAQ): Ditto.
11567 (IX86_BUILTIN_FRCZSS): Ditto.
11568 (IX86_BUILTIN_FRCZSD): Ditto.
11569 (IX86_BUILTIN_FRCZPS): Ditto.
11570 (IX86_BUILTIN_FRCZPD): Ditto.
11571 (IX86_BUILTIN_CVTPH2PS): Ditto.
11572 (IX86_BUILTIN_CVTPS2PH): Ditto.
11573 (IX86_BUILTIN_COMEQSS): Ditto.
11574 (IX86_BUILTIN_COMNESS): Ditto.
11575 (IX86_BUILTIN_COMLTSS): Ditto.
11576 (IX86_BUILTIN_COMLESS): Ditto.
11577 (IX86_BUILTIN_COMGTSS): Ditto.
11578 (IX86_BUILTIN_COMGESS): Ditto.
11579 (IX86_BUILTIN_COMUEQSS): Ditto.
11580 (IX86_BUILTIN_COMUNESS): Ditto.
11581 (IX86_BUILTIN_COMULTSS): Ditto.
11582 (IX86_BUILTIN_COMULESS): Ditto.
11583 (IX86_BUILTIN_COMUGTSS): Ditto.
11584 (IX86_BUILTIN_COMUGESS): Ditto.
11585 (IX86_BUILTIN_COMORDSS): Ditto.
11586 (IX86_BUILTIN_COMUNORDSS): Ditto.
11587 (IX86_BUILTIN_COMFALSESS): Ditto.
11588 (IX86_BUILTIN_COMTRUESS): Ditto.
11589 (IX86_BUILTIN_COMEQSD): Ditto.
11590 (IX86_BUILTIN_COMNESD): Ditto.
11591 (IX86_BUILTIN_COMLTSD): Ditto.
11592 (IX86_BUILTIN_COMLESD): Ditto.
11593 (IX86_BUILTIN_COMGTSD): Ditto.
11594 (IX86_BUILTIN_COMGESD): Ditto.
11595 (IX86_BUILTIN_COMUEQSD): Ditto.
11596 (IX86_BUILTIN_COMUNESD): Ditto.
11597 (IX86_BUILTIN_COMULTSD): Ditto.
11598 (IX86_BUILTIN_COMULESD): Ditto.
11599 (IX86_BUILTIN_COMUGTSD): Ditto.
11600 (IX86_BUILTIN_COMUGESD): Ditto.
11601 (IX86_BUILTIN_COMORDSD): Ditto.
11602 (IX86_BUILTIN_COMUNORDSD): Ditto.
11603 (IX86_BUILTIN_COMFALSESD): Ditto.
11604 (IX86_BUILTIN_COMTRUESD): Ditto.
11605 (IX86_BUILTIN_COMEQPS): Ditto.
11606 (IX86_BUILTIN_COMNEPS): Ditto.
11607 (IX86_BUILTIN_COMLTPS): Ditto.
11608 (IX86_BUILTIN_COMLEPS): Ditto.
11609 (IX86_BUILTIN_COMGTPS): Ditto.
11610 (IX86_BUILTIN_COMGEPS): Ditto.
11611 (IX86_BUILTIN_COMUEQPS): Ditto.
11612 (IX86_BUILTIN_COMUNEPS): Ditto.
11613 (IX86_BUILTIN_COMULTPS): Ditto.
11614 (IX86_BUILTIN_COMULEPS): Ditto.
11615 (IX86_BUILTIN_COMUGTPS): Ditto.
11616 (IX86_BUILTIN_COMUGEPS): Ditto.
11617 (IX86_BUILTIN_COMORDPS): Ditto.
11618 (IX86_BUILTIN_COMUNORDPS): Ditto.
11619 (IX86_BUILTIN_COMFALSEPS): Ditto.
11620 (IX86_BUILTIN_COMTRUEPS): Ditto.
11621 (IX86_BUILTIN_COMEQPD): Ditto.
11622 (IX86_BUILTIN_COMNEPD): Ditto.
11623 (IX86_BUILTIN_COMLTPD): Ditto.
11624 (IX86_BUILTIN_COMLEPD): Ditto.
11625 (IX86_BUILTIN_COMGTPD): Ditto.
11626 (IX86_BUILTIN_COMGEPD): Ditto.
11627 (IX86_BUILTIN_COMUEQPD): Ditto.
11628 (IX86_BUILTIN_COMUNEPD): Ditto.
11629 (IX86_BUILTIN_COMULTPD): Ditto.
11630 (IX86_BUILTIN_COMULEPD): Ditto.
11631 (IX86_BUILTIN_COMUGTPD): Ditto.
11632 (IX86_BUILTIN_COMUGEPD): Ditto.
11633 (IX86_BUILTIN_COMORDPD): Ditto.
11634 (IX86_BUILTIN_COMUNORDPD): Ditto.
11635 (IX86_BUILTIN_COMFALSEPD): Ditto.
11636 (IX86_BUILTIN_COMTRUEPD): Ditto.
11637 (IX86_BUILTIN_PCOMEQUB): Ditto.
11638 (IX86_BUILTIN_PCOMNEUB): Ditto.
11639 (IX86_BUILTIN_PCOMLTUB): Ditto.
11640 (IX86_BUILTIN_PCOMLEUB): Ditto.
11641 (IX86_BUILTIN_PCOMGTUB): Ditto.
11642 (IX86_BUILTIN_PCOMGEUB): Ditto.
11643 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
11644 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
11645 (IX86_BUILTIN_PCOMEQUW): Ditto.
11646 (IX86_BUILTIN_PCOMNEUW): Ditto.
11647 (IX86_BUILTIN_PCOMLTUW): Ditto.
11648 (IX86_BUILTIN_PCOMLEUW): Ditto.
11649 (IX86_BUILTIN_PCOMGTUW): Ditto.
11650 (IX86_BUILTIN_PCOMGEUW): Ditto.
11651 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
11652 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
11653 (IX86_BUILTIN_PCOMEQUD): Ditto.
11654 (IX86_BUILTIN_PCOMNEUD): Ditto.
11655 (IX86_BUILTIN_PCOMLTUD): Ditto.
11656 (IX86_BUILTIN_PCOMLEUD): Ditto.
11657 (IX86_BUILTIN_PCOMGTUD): Ditto.
11658 (IX86_BUILTIN_PCOMGEUD): Ditto.
11659 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
11660 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
11661 (IX86_BUILTIN_PCOMEQUQ): Ditto.
11662 (IX86_BUILTIN_PCOMNEUQ): Ditto.
11663 (IX86_BUILTIN_PCOMLTUQ): Ditto.
11664 (IX86_BUILTIN_PCOMLEUQ): Ditto.
11665 (IX86_BUILTIN_PCOMGTUQ): Ditto.
11666 (IX86_BUILTIN_PCOMGEUQ): Ditto.
11667 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
11668 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
11669 (IX86_BUILTIN_PCOMEQB): Ditto.
11670 (IX86_BUILTIN_PCOMNEB): Ditto.
11671 (IX86_BUILTIN_PCOMLTB): Ditto.
11672 (IX86_BUILTIN_PCOMLEB): Ditto.
11673 (IX86_BUILTIN_PCOMGTB): Ditto.
11674 (IX86_BUILTIN_PCOMGEB): Ditto.
11675 (IX86_BUILTIN_PCOMFALSEB): Ditto.
11676 (IX86_BUILTIN_PCOMTRUEB): Ditto.
11677 (IX86_BUILTIN_PCOMEQW): Ditto.
11678 (IX86_BUILTIN_PCOMNEW): Ditto.
11679 (IX86_BUILTIN_PCOMLTW): Ditto.
11680 (IX86_BUILTIN_PCOMLEW): Ditto.
11681 (IX86_BUILTIN_PCOMGTW): Ditto.
11682 (IX86_BUILTIN_PCOMGEW): Ditto.
11683 (IX86_BUILTIN_PCOMFALSEW): Ditto.
11684 (IX86_BUILTIN_PCOMTRUEW): Ditto.
11685 (IX86_BUILTIN_PCOMEQD): Ditto.
11686 (IX86_BUILTIN_PCOMNED): Ditto.
11687 (IX86_BUILTIN_PCOMLTD): Ditto.
11688 (IX86_BUILTIN_PCOMLED): Ditto.
11689 (IX86_BUILTIN_PCOMGTD): Ditto.
11690 (IX86_BUILTIN_PCOMGED): Ditto.
11691 (IX86_BUILTIN_PCOMFALSED): Ditto.
11692 (IX86_BUILTIN_PCOMTRUED): Ditto.
11693 (IX86_BUILTIN_PCOMEQQ): Ditto.
11694 (IX86_BUILTIN_PCOMNEQ): Ditto.
11695 (IX86_BUILTIN_PCOMLTQ): Ditto.
11696 (IX86_BUILTIN_PCOMLEQ): Ditto.
11697 (IX86_BUILTIN_PCOMGTQ): Ditto.
11698 (IX86_BUILTIN_PCOMGEQ): Ditto.
11699 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
11700 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
11701 (enum multi_arg_type): New enum for describing the various SSE5
11702 intrinsic argument types.
11703 (bdesc_multi_arg): New table for SSE5 intrinsics.
11704 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
11705 (ix86_expand_multi_arg_builtin): New function for creating SSE5
11707 (ix86_expand_builtin): Add SSE5 intrinsic support.
11708 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
11709 operand instructions.
11710 (ix86_expand_sse5_multiple_memory): New function to split the
11711 second memory reference from SSE5 instructions.
11712 (type_has_variadic_args_p): Delete in favor of stdarg_p.
11713 (ix86_return_pops_args): Use stdarg_p to determine if the function
11714 has variable arguments.
11715 (ix86_setup_incoming_varargs): Ditto.
11716 (x86_this_parameter): Ditto.
11718 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
11720 (ix86_expand_sse5_pack): Ditto.
11721 (ix86_sse5_valid_op_p): Ditto.
11722 (ix86_expand_sse5_multiple_memory): Ditto.
11724 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
11725 constant for SSE5 support.
11726 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
11727 (UNSPEC_SSE5_TRUEFALSE): Ditto.
11728 (UNSPEC_SSE5_PERMUTE): Ditto.
11729 (UNSPEC_SSE5_ASHIFT): Ditto.
11730 (UNSPEC_SSE5_LSHIFT): Ditto.
11731 (UNSPEC_FRCZ): Ditto.
11732 (UNSPEC_CVTPH2PS): Ditto.
11733 (UNSPEC_CVTPS2PH): Ditto.
11734 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
11735 (PCOM_TRUE): Ditto.
11736 (COM_FALSE_S): Ditto.
11737 (COM_FALSE_P): Ditto.
11738 (COM_TRUE_S): Ditto.
11739 (COM_TRUE_P): Ditto.
11740 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
11741 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
11743 (memory attribute): Ditto.
11744 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
11745 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
11746 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
11747 (floor<mode>2): Ditto.
11748 (ceil<mode>2): Ditto.
11749 (btrunc<mode>2): Ditto.
11750 (nearbyintdf2): Ditto.
11751 (nearbyintsf2): Ditto.
11752 (sse_setccsf): Disable if SSE5.
11753 (sse_setccdf): Ditto.
11754 (sse5_setcc<mode>): New support for SSE5 conditional move.
11755 (sse5_pcmov_<mode>): Ditto.
11757 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
11758 (SSEMODEF4): Ditto.
11759 (SSEMODEF2P): Ditto.
11760 (ssemodesuffixf4): New mode attribute for SSE5.
11761 (ssemodesuffixf2s): Ditto.
11762 (ssemodesuffixf2c): Ditto.
11763 (sserotatemax): Ditto.
11764 (ssescalarmode): Ditto.
11765 (sse_maskcmpv4sf3): Disable if SSE5.
11766 (sse_maskcmpv2df3): Ditto.
11767 (sse_vmmaskcmpv4sf3): Ditto.
11768 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
11769 (sse5_vmfmadd<mode>4): Ditto.
11770 (sse5_fmsub<mode>4): Ditto.
11771 (sse5_vmfmsub<mode>4): Ditto.
11772 (sse5_fnmadd<mode>4): Ditto.
11773 (sse5_vmfnmadd<mode>4): Ditto.
11774 (sse5_fnmsub<mode>4): Ditto.
11775 (sse5_vmfnmsub<mode>4): Ditto.
11776 (sse5i_fmadd<mode>4): Ditto.
11777 (sse5i_fmsub<mode>4): Ditto.
11778 (sse5i_fnmadd<mode>4): Ditto.
11779 (sse5i_fnmsub<mode>4): Ditto.
11780 (sse5i_vmfmadd<mode>4): Ditto.
11781 (sse5i_vmfmsub<mode>4): Ditto.
11782 (sse5i_vmfnmadd<mode>4): Ditto.
11783 (sse5i_vmfnmsub<mode>4): Ditto.
11784 (mulv16qi3): Add SSE5 support.
11786 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
11787 (sse2_mulv4si3): Disable if SSE5.
11788 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
11789 (sse4_1_roundps): Ditto.
11790 (sse4_1_roundsd): Ditto.
11791 (sse4_1_roundss): Ditto.
11792 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
11794 (sse_maskcmpsf3): Ditto.
11795 (sse_vmmaskcmpv4sf3): Ditto.
11796 (sse2_maskcmpv2df3): Ditto.
11797 (sse2_maskcmpdf3): Ditto.
11798 (sse2_vmmaskcmpv2df3): Ditto.
11799 (sse2_eq<mode>3): Ditto.
11800 (sse2_gt<mode>3): Ditto.
11801 (sse5_pcmov_<mode>): Add SSE5 support.
11802 (vec_unpacku_hi_v16qi): Ditto.
11803 (vec_unpacks_hi_v16qi): Ditto.
11804 (vec_unpacku_lo_v16qi): Ditto.
11805 (vec_unpacks_lo_v16qi): Ditto.
11806 (vec_unpacku_hi_v8hi): Ditto.
11807 (vec_unpacks_hi_v8hi): Ditto.
11808 (vec_unpacku_lo_v8hi): Ditto.
11809 (vec_unpacks_lo_v8hi): Ditto.
11810 (vec_unpacku_hi_v4si): Ditto.
11811 (vec_unpacks_hi_v4si): Ditto.
11812 (vec_unpacku_lo_v4si): Ditto.
11813 (vec_unpacks_lo_v4si): Ditto.
11814 (sse5_pmacsww): New SSE5 intrinsic insn.
11815 (sse5_pmacssww): Ditto.
11816 (sse5_pmacsdd): Ditto.
11817 (sse5_pmacssdd): Ditto.
11818 (sse5_pmacssdql): Ditto.
11819 (sse5_pmacssdqh): Ditto.
11820 (sse5_pmacsdqh): Ditto.
11821 (sse5_pmacsswd): Ditto.
11822 (sse5_pmacswd): Ditto.
11823 (sse5_pmadcsswd): Ditto.
11824 (sse5_pmadcswd): Ditto.
11825 (sse5_pcmov_<move>): Conditional move support on SSE5.
11826 (sse5_phaddbw): New SSE5 intrinsic insn.
11827 (sse5_phaddbd): Ditto.
11828 (sse5_phaddbq): Ditto.
11829 (sse5_phaddwd): Ditto.
11830 (sse5_phaddwq): Ditto.
11831 (sse5_phadddq): Ditto.
11832 (sse5_phaddubw): Ditto.
11833 (sse5_phaddubd): Ditto.
11834 (sse5_phaddubq): Ditto.
11835 (sse5_phadduwd): Ditto.
11836 (sse5_phadduwq): Ditto.
11837 (sse5_phaddudq): Ditto.
11838 (sse5_phsubbw): Ditto.
11839 (sse5_phsubwd): Ditto.
11840 (sse5_phsubdq): Ditto.
11841 (sse5_pperm): Ditto.
11842 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
11843 (sse5_pperm_zero_v16qi_v8hi): Ditto.
11844 (sse5_pperm_sign_v8hi_v4si): Ditto.
11845 (sse5_pperm_zero_v8hi_v4si): Ditto.
11846 (sse5_pperm_sign_v4si_v2di): Ditto.
11847 (sse5_pperm_sign_v4si_v2di): Ditto.
11848 (sse5_pperm_pack_v2di_v4si): Ditto.
11849 (sse5_pperm_pack_v4si_v8hi): Ditto.
11850 (sse5_pperm_pack_v8hi_v16qi): Ditto.
11851 (sse5_perm<mode>): New SSE5 intrinsic insn.
11852 (rotl<mode>3): Ditto.
11853 (sse5_rotl<mode>3): Ditto.
11854 (sse5_ashl<mode>3): Ditto.
11855 (sse5_lshl<mode>3): Ditto.
11856 (sse5_frcz<mode>2): Ditto.
11857 (sse5s_frcz<mode>2): Ditto.
11858 (sse5_cvtph2ps): Ditto.
11859 (sse5_cvtps2ph): Ditto.
11860 (sse5_vmmaskcmp<mode>3): Ditto.
11861 (sse5_com_tf<mode>3): Ditto.
11862 (sse5_maskcmp<mode>3): Ditto.
11863 (sse5_maskcmp_uns<mode>3): Ditto.
11864 (sse5_maskcmp_uns2<mode>3): Ditto.
11865 (sse5_pcom_tf<mode>3): Ditto.
11867 * config/i386/predicates.md (sse5_comparison_float_operator):
11868 New predicate to match the comparison operators supported by
11869 the SSE5 com instruction.
11870 (ix86_comparison_int_operator): New predicate to match just the
11871 signed int comparisons.
11872 (ix86_comparison_uns_operator): New predicate to match just the
11873 unsigned int comparisons.
11875 * doc/invoke.texi (-msse5): Add documentation.
11876 (-mfused-madd): Ditto.
11878 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
11880 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
11882 (x86_64-*-*): Ditto.
11884 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
11886 * config/i386/bmmintrin.h: New file, provide common x86 compiler
11887 intrinisics for SSE5.
11889 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
11892 * config/i386/mmintrin-common.h: New file, to contain common
11893 instructions between SSE4.1 and SSE5.
11895 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
11896 FOREACH_FUNCTION_ARGS to iterate over the argument list.
11897 (gen_regparm_prefix): Ditto.
11899 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
11900 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
11901 prototype_p to determine if a function is prototyped.
11903 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
11905 * c-common.c (c_common_reswords) add the alignof keyword,
11906 with same RID as __alignof and __alignof__
11908 2009-08-25 Anatoly Sokolov <aesok@post.ru>
11910 * hooks.h (hook_bool_const_int_const_int_true): Declare.
11911 * hooks.c (hook_bool_const_int_const_int_true): New function.
11912 * target.h (struct gcc_target): Add can_eliminate field.
11913 * target-def.h (TARGET_CAN_ELIMINATE): Define.
11914 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
11915 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
11916 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
11917 (elim_table): Revise comment.
11918 * system.h (CAN_ELIMINATE): Poison.
11919 * defaults.h (CAN_ELIMINATE): Remove.
11920 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
11922 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
11923 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
11925 (alpha_vms_can_eliminate): Declare as static, change return type to
11927 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
11929 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
11930 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
11931 (arm_can_eliminate): New function.
11933 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
11934 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
11935 (avr_can_eliminate): Declare as static.
11936 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
11938 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
11939 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
11940 (bfin_can_eliminate): New function.
11942 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
11943 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
11944 (crx_can_eliminate): New function.
11946 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
11947 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
11948 (fr30_can_eliminate): New function.
11950 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
11951 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
11952 (frv_can_eliminate): New function.
11954 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
11955 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
11956 (h8300_can_eliminate): New function.
11958 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
11959 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
11960 (i386_can_eliminate): Declare as static, change return type to bool.
11961 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
11963 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
11964 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
11965 (ia64_can_eliminate): New function.
11967 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
11968 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
11969 (iq2000_can_eliminate): New function.
11971 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
11972 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
11973 (m32r_can_eliminate): New function.
11975 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
11976 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
11977 (m68hc11_can_eliminate): New function.
11979 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
11980 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
11981 (m68k_can_eliminate): New function.
11983 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
11984 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
11985 (mep_can_eliminate): New function.
11987 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
11988 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
11989 (mips_can_eliminate): New function.
11991 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
11992 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
11993 (rs6000_can_eliminate): New function.
11995 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
11996 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
11997 (s390_can_eliminate): Declare as static.
11998 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
12000 * config/score/score.h (CAN_ELIMINATE): Remove macro.
12001 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
12002 (score_can_eliminate): New function.
12004 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
12005 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
12006 (sparc_can_eliminate): Declare as static.
12007 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
12009 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
12010 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
12011 (xstormy16_can_eliminate): New function.
12013 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
12014 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
12015 (v850_can_eliminate): New function.
12017 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
12019 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
12020 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
12021 (*movdfcc_ext[1234]): Disable for IEEE mode.
12023 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
12025 * gimplify.c (prepare_gimple_addressable): New static function.
12026 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
12028 (gimplify_addr_expr): Invoke it similarly on the operand instead of
12029 manually fiddling with it.
12031 2009-08-25 Michael Matz <matz@suse.de>
12033 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
12034 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
12036 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
12037 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
12038 (do_jump): Split out code for simple binary comparisons into ...
12039 (do_jump_1): ... this, taking the individual operands and code.
12040 Change callers to helper function above accordingly.
12041 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
12044 2009-08-25 Michael Matz <matz@suse.de>
12046 * expr.h (struct separate_ops, sepops): New type for passing
12047 around an exploded simple expression.
12048 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
12049 Use this structure instead of expression tree.
12050 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
12051 expression, only its type.
12052 (expand_vec_cond_expr): Take type and individual operands instead
12053 of full expression.
12054 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
12055 expand_vec_shift_expr): Change prototype accordingly.
12056 * tree-vect-stmts.c (vectorizable_condition): Change call of
12057 expand_vec_cond_expr_p to pass only type.
12058 * expr.c (do_store_flags): Change prototype and implementation
12059 to take an exploded expression.
12060 (expand_expr_real_1): New local ops initialized with details
12061 of the full expression. Use it instead of full
12062 expression in calls to do_store_flags, expand_vec_cond_expr,
12063 expand_widen_pattern_expr and expand_vec_shift_expr.
12065 2009-08-25 Michael Matz <matz@suse.de>
12067 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
12068 treeop2 initialized with first three operands of the full expression.
12069 Substitute all TREE_OPERAND (exp, [012]) calls with them.
12071 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
12073 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
12074 (__gthread_objc_condition_allocate): Mark arguments as unused.
12075 (__gthread_objc_condition_deallocate): Likewise.
12076 (__gthread_objc_condition_wait): Likewise.
12077 (__gthread_objc_condition_broadcast): Likewise.
12078 (__gthread_objc_condition_signal): Likewise.
12079 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
12080 (__gthread_objc_thread_id): Likewise.
12082 2009-08-25 Janus Weil <janus@gcc.gnu.org>
12084 PR middle-end/41149
12085 * tree-pretty-print.c (print_call_name): Print the correct call name
12086 for procedure pointer components.
12088 2009-08-24 Steve Ellcey <sje@cup.hp.com>
12090 * config/ia64/ia64.c (ia64_promote_function_mode): Call
12091 default_promote_function_mode when not VMS.
12093 2009-08-24 Olivier Hainque <hainque@adacore.com>
12095 * convert.c (convert_to_integer): Don't assume an input pointer is
12096 POINTER_SIZE wide. Fetch from the type instead.
12098 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12100 * configure.ac (AC_PREREQ): Bump to 2.64.
12102 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
12104 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
12105 (process_command): Don't search standard_exec_prefix_1 and
12106 standard_exec_prefix_2.
12108 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12110 * config/arm/arm.c (output_return_instruction): Handle for
12113 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12115 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
12117 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12119 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
12120 (*arm_movdf_vfp): Likewise.
12122 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12124 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
12125 (vashr<mode>3): Rename from ashr<mode>3.
12126 (vlshr<mode>3): Rename from lshr<mode>3.
12128 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
12131 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
12132 (check_format_info_main): Use scalar_identify_flag.
12133 (check_format_types): Check for scalar size identity if
12134 scalar_identify_flag is set.
12135 (printf_length_specs): Extend by new field.
12136 (asm_fprintf_length_specs): Likewise.
12137 (gcc_diag_length_specs): Likewise.
12138 (scanf_length_specs): Likewise.
12139 (strfmon_length_specs): Likewise.
12140 (gcc_gfc_length_specs): Likewise.
12141 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
12142 (ms_printf_flag_specs): Likewise.
12143 * c-format.h (format_length_info): Add new member scalar_identity_flag.
12145 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
12148 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
12149 (*call_value_pop_1): Ditto.
12150 (*sibcall_pop_1): New insn pattern.
12151 (*sibcall_value_pop_1): Ditto.
12153 2009-08-23 Alan Modra <amodra@bigpond.net.au>
12156 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
12159 2009-08-23 Alan Modra <amodra@bigpond.net.au>
12162 * fwprop.c (try_fwprop_subst): Allow multiple sets.
12163 (get_reg_use_in): New function.
12164 (forward_propagate_subreg): Propagate through subreg of zero_extend
12167 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
12169 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
12170 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
12172 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12174 * configure.ac: Remove --with-datarootdir, --with-docdir,
12175 --with-htmldir switches. No need to call AC_SUBST for
12176 datarootdir, docdir, htmldir any more.
12177 * configure: Regenerate.
12178 * doc/install.texi (Configuration): Document --datarootdir,
12179 --docdir, --htmldir, --pdfdir; update documentation for
12180 --infodir, --mandir.
12181 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
12184 * aclocal.m4: Regenerate.
12185 * config.in: Regenerate.
12186 * configure: Regenerate.
12188 2009-08-21 Douglas B Rupp <rupp@gnat.com>
12189 Olivier Hainque <hainque@adacore.com>
12191 * config/ia64/ia64.c: Include libfuncs.h.
12192 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
12193 (ia64_expand_call): Use reg 25 on VMS.
12194 (ia64_initialize_trampoline): Fix for VMS ABI.
12195 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
12196 (ia64_function_arg): Initialize reg 25 on VMS.
12197 Fix OpenVMS ABI issues for varargs.
12198 For OpenVMS, emit the Argument Information register set in the
12199 incoming/sibcall case as well.
12200 (ia64_arg_type): New function.
12201 (ia64_function_arg_advance): Keep track of cum->words.
12202 Fix OpenVMS ABI issues for varargs.
12203 (ia64_function_value): On VMS, promote mode of non-aggregate types.
12204 (ia64_override_options): Set flag_no_common on VMS.
12205 (ia64_init_builtins): Disable FWRITE builtin.
12206 (ia64_asm_output_external): Call DO_CRTL_NAMES.
12207 (ia64_vms_init_libfuncs): Add decc$ routines.
12208 (ia64_vms_valid_pointer_mode): New function.
12209 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
12210 (ia64_promote_function_mode): New function
12211 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
12212 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
12213 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
12214 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
12215 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
12216 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
12217 Suppress trailing '#' if VALUE is numeric.
12218 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
12219 ia64_promote_function_mode.
12220 (TARGET_VALID_POINTER_MODE): Define.
12222 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
12225 * config/rs6000/rs6000.c (rs6000_override_options): Use
12226 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
12229 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
12230 reporting of vector + decimal/boolean/complex error.
12232 2009-08-21 Jakub Jelinek <jakub@redhat.com>
12234 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
12235 __vector double TYPE_DECL.
12237 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
12239 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
12240 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
12241 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
12242 to pointer to enum machine_mode. Update all callers as needed.
12244 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
12246 * config/alpha/alpha.md (exception_receiver): Emit alternative
12247 GP load sequence if flag_reorder_blocks_and_partition is set.
12248 (*exception_receiver_2): Also enable when
12249 flag_reorder_blocks_and_partition is set.
12251 2009-08-20 Matt Rice <ratmice@gmail.com>
12252 Diego Novillo <dnovillo@google.com>
12254 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
12257 2009-08-20 Richard Guenther <rguenther@suse.de>
12259 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
12260 * c-tree.h (c_dup_lang_specific_decl): Remove.
12261 (struct lang_decl, struct lang_type): Move definitions ...
12262 * c-lang.h: ... here. New file.
12263 * c-decl.c: Include c-lang.h.
12264 (c_dup_lang_specific_decl): Remove.
12265 * c-typeck.c: Include c-lang.h.
12266 * Makefile.in (c-decl.o): Add c-lang.h dependency.
12267 (c-typeck.o): Likewise.
12268 * c-config-lang.in (gtfiles): Add c-lang.h.
12269 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
12272 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
12274 * config/alpha/alpha.c (alpha_end_function): Do not clear
12275 crtl->emit structure and free insn locators if cfun->is_thunk is true,
12276 this is now handled in generic code.
12278 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
12280 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
12281 (s390_z10_fix_long_loop_prediction): New function.
12282 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
12283 (s390_reorg): Walk over the INSNs and invoke
12284 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
12286 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
12288 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
12289 "*brx_64bit", "*brx_31bit"): New patterns.
12290 * config/s390/s390.c ('E'): New output modifier.
12292 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12293 Richard Earnshaw <richard.earnshaw@arm.com>
12295 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
12296 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
12298 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12300 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
12302 * pa.c (emit_move_sequence): Check if address of operand1 is valid
12303 for mode mode of operand0 when doing secondary reload for SAR.
12305 2009-08-19 Jakub Jelinek <jakub@redhat.com>
12307 PR middle-end/41123
12308 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
12309 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
12311 2009-08-19 Jason Merrill <jason@redhat.com>
12313 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
12314 supported template depth in C++0x.
12316 2009-08-19 Jakub Jelinek <jakub@redhat.com>
12318 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
12319 free_after_compilation.
12320 * config/score/score7.c (score7_output_mi_thunk): Likewise.
12321 * config/score/score3.c (score3_output_mi_thunk): Likewise.
12322 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
12323 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
12324 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
12325 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
12326 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
12328 2009-08-19 Ian Lance Taylor <iant@google.com>
12330 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
12331 of (plus (mult (neg B) C) A).
12333 2009-08-18 Michael Matz <matz@suse.de>
12335 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
12336 instead of comparing TYPE_MAIN_VARIANT for equality.
12337 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
12338 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
12339 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
12340 * gimplify.c (goa_lhs_expr_p): Ditto and use
12341 STRIP_USELESS_TYPE_CONVERSION.
12343 2009-08-18 Michael Matz <matz@suse.de>
12345 * tree-ssa-structalias.c (create_variable_info_for): Also mark
12346 first field in a struct.
12347 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
12349 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
12351 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
12352 locators before emit_insn is called. Remove assert that
12354 (alpha_end_function): Clear crtl->emit structure and free insn
12355 locators if cfun->is_thunk is true.
12357 2009-08-18 Jason Merrill <jason@redhat.com>
12359 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
12361 * configure.ac: Test for it.
12362 * configure, config.in: Regenerate.
12363 * doc/install.texi: Document --enable-gnu-unique-object.
12365 2009-08-18 Richard Guenther <rguenther@suse.de>
12367 PR middle-end/41094
12368 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
12369 pow(x,y*z) only if x is nonnegative.
12371 2009-08-18 Jakub Jelinek <jakub@redhat.com>
12373 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
12377 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
12378 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
12380 2009-08-17 DJ Delorie <dj@redhat.com>
12382 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
12383 * config/m32c/prologue.md (epilogue_freit): New.
12385 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
12386 (bank_switch_p): Likewise.
12387 (fast_interrupt_p): Likewise.
12388 (interrupt_p): Likewise.
12389 (m32c_conditional_register_usage): Round memregs size up.
12390 (need_to_save): We only need to save $a0 when we use ENTER.
12391 (interrupt_p): Check for fast_interrupt too.
12392 (bank_switch_p): New.
12393 (fast_interrupt_p): New.
12394 (m32c_attribute_table): Add bank_switch and fast_interrupt.
12395 (m32c_emit_prolog): Support bank switching and fast interrupts.
12396 * doc/extend.texi (Function Attributes): Add bank_switch and
12399 2009-08-17 Douglas B Rupp <rupp@gnat.com>
12401 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
12402 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
12404 2009-08-16 Douglas B Rupp <rupp@gnat.com>
12406 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
12407 (menu): Add IA-64/VMS Options.
12408 (IA-64/VMS Options): Likewise.
12410 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
12413 * config/mips/mips.md (*lwxs): Use :P for pointer values.
12415 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
12417 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
12418 (mips_pop_asm_switch): Likewise.
12419 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
12421 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
12422 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
12423 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
12424 (mips_print_operand_punctuation): Use them. Check mips_noreorder
12425 instead of set_noreorder.
12426 (mips_output_function_prologue): Use the new functions.
12427 (mips_output_function_epilogue): Likewise.
12428 (mips_need_noat_wrapper_p): New function, split out from...
12429 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
12430 Use mips_push_asm_switch and mips_pop_asm_switch.
12431 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
12432 and mips_pop_asm_switch.
12433 (ASM_OUTPUT_REG_POP): Likewise.
12434 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
12435 Use mips_pop_asm_switch.
12436 (mips_asm_switch): New structure.
12437 (set_noreorder, set_nomacro): Replace with...
12438 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
12439 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
12440 instead of set_nomacro.
12441 (fix_truncsfsi2_macro): Likewise.
12442 (cprestore): Likewise.
12443 (hazard): Use mips_noreorder instead of set_noreorder.
12444 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
12446 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
12448 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
12449 from prev_active_insn.
12451 2009-08-16 Anatoly Sokolov <aesok@post.ru>
12453 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
12454 * config/avr/avr.c (avr_override_options): Initialize
12455 avr_current_arch variable.
12456 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
12457 __AVR_HAVE_16BIT_SP__ according to the device type.
12458 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
12460 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
12461 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
12463 2009-08-16 Dodji Seketeli <dodji@redhat.com>
12466 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
12467 generating inlined subroutine die only. We shouldn't be
12468 called for anything else.
12469 (gen_block_die): Don't generate inline subroutine debug info for
12472 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
12474 * graphite-poly.c (print_pbb): Print PBB index.
12476 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
12478 PR middle-end/40981
12479 * graphite-interchange.c (ppl_max_for_le): Moved...
12480 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
12481 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
12482 ppl_Pointset_Powerset_C_Polyhedron_maximize.
12483 * graphite-ppl.h (ppl_max_for_le): Declared.
12485 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
12487 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
12488 supported on all platforms.
12489 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
12490 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
12491 * c-pragma.c: Likewise.
12492 * target-def.h (TARGET_INITIALIZER): Remove
12493 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
12494 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
12496 2009-08-14 Douglas B Rupp <rupp@gnat.com>
12498 * config/ia64/fde-vms.c: New file.
12499 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
12500 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
12501 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
12502 (uw_frame_state_for): Only register a personality routine if it is
12503 known to be compatible with our expectations.
12504 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
12505 Declare unw_table_entry stack variable and
12506 mod all calls to _Unwind_FindTableEntry to add arg.
12507 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
12508 (_Unwind_FindTableEntry): Add arg to prototype.
12510 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
12512 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
12513 field 'signal_pfs_loc'.
12514 (uw_frame_state_for): Remove duplicate code dealing with leaf
12515 procedures without unwind info.
12516 If in the frame after unwinding through a signal handler, restore
12517 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
12518 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
12519 'pfs_loc' to the AR.PFS location in the signal context; instead
12520 set 'signal_pfs_loc'.
12521 Manually generate the unwind info for the AR.PFS register.
12522 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
12523 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
12524 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
12525 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
12526 instead set 'signal_pfs_loc'.
12527 Remove code preventing the AR.PFS register from being restored
12528 from the signal context.
12530 2009-08-14 Douglas B Rupp <rupp@gnat.com>
12531 Tristan Gingold <gingold@adacore.com>
12533 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
12534 * config/ia64/t-vms: New file.
12535 * config/ia64/vms64.h: New file.
12536 * config/ia64/vms.h: New file.
12537 * config/ia64/vms-crtinit.asm: New file.
12538 * config/ia64/vms_symvec_libgcc_s.opt: New file.
12539 * config/ia64/vms-unwind.h: New file.
12541 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
12543 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
12546 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12548 PR middle-end/30789
12549 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
12550 Move declaration...
12551 * real.h (do_mpc_arg2): ... here.
12552 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
12555 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
12557 * final.c (add_debug_prefix_map): Don't use GC memory for
12558 old_prefix and new_prefix.
12560 2009-08-14 Richard Guenther <rguenther@suse.de>
12562 * ipa-prop.c (compute_complex_pass_through): If we cannot
12563 compute a non-varying offset for IPA_JF_ANCESTOR punt.
12565 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12567 * c-lex.c (c_lex_with_flags): Increase size of local variable
12568 to avoid memory clobber.
12570 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
12573 * config/i386/i386.c (ix86_fp_comparison_strategy):
12574 Only enable/disable sahf at function granularity.
12576 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
12578 PR rtl-optimization/41064
12579 * reload1.c (reload_as_needed): Don't call extract_insn
12580 for known invalid replacements after calling
12581 validate_replace_rtx_group and verify_changes.
12583 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
12586 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
12587 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
12588 ix86_expand_fp_vcond.
12589 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
12590 Assert that operation is supported by ix86_expand_int_vcond.
12591 (vcondu<SSEMODE124C8:mode>): Ditto.
12593 2009-08-13 DJ Delorie <dj@redhat.com>
12595 * config/i386/djgpp-stdint.h: New.
12596 * config.gcc (djgpp): Use it.
12598 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
12600 * config/sh/sh.c (sh_override_options): When flag_exceptions or
12601 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
12603 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
12605 * tree-ssa-loop-prefetch.c
12606 (prune_ref_by_group_reuse): Enhance probabilistic analysis
12607 for long-stride pruning.
12608 (compute_miss_rate): New function to compute the probability
12609 that two memory references access different cache lines.
12611 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
12613 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
12615 2009-08-13 Richard Guenther <rguenther@suse.de>
12617 PR middle-end/41047
12618 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
12619 use the constant pointer type.
12620 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
12621 of CV qualifiers on the target pointer type.
12622 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
12623 conversion check before restrict check.
12625 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
12628 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
12630 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
12632 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
12634 2009-08-12 Richard Guenther <rguenther@suse.de>
12636 PR tree-optimization/41011
12637 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
12638 and reference constructing.
12640 2009-08-12 Xinliang David Li <davidxl@google.com>
12642 PR tree-optimization/41012
12643 * tree-flow.h : New external interface.
12644 * gimple-low.c (check_call_arg): Change to public function.
12645 Remove argument mismatch check in lowering.
12646 * tree-inline.h (tree_can_inline_p): Interface change.
12647 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
12648 into this function.
12649 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
12650 Call change to tree_can_inline_p function.
12651 (cgraph_decide_inlining_incrementally): Ditto.
12653 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
12655 PR tree-optimization/41031
12656 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
12657 on the partition variable rather than promote_mode on the source
12658 type. Assert that the partition variable's type has the same
12659 mode as the source value's.
12661 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
12663 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
12664 for for_return == 2.
12665 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
12667 * calls.c (expand_call): Fix typo.
12668 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
12670 * stmt.c (expand_value_return): Use promote_function_mode to copy out
12672 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
12673 * config/cris/cris.c (cris_promote_function_mode): Likewise.
12674 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
12675 * config/pa/pa.c (pa_promote_function_mode): Likewise.
12677 2009-08-12 Andrew Haley <aph@redhat.com>
12679 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
12681 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
12684 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
12686 2009-08-12 Richard Guenther <rguenther@suse.de>
12688 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
12689 * gimplify.c (gimplify_modify_expr): Do not use
12690 lang_hooks.types_compatible_p.
12691 * tree-ssa.c (useless_type_conversion_p): For aggregates
12692 just return false if the canonical types differ.
12694 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
12696 PR middle-end/40980
12697 * sese.c (convert_for_phi_arg): New.
12698 (add_guard_exit_phis): Use convert_for_phi_arg.
12700 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
12702 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
12703 unknown subscript upper bounds.
12705 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
12706 Pranav Garg <pranav.garg2107@gmail.com>
12708 * graphite-interchange.c (gather_access_strides): Removed.
12709 (ppl_max_for_le): New.
12710 (build_linearized_memory_access): New.
12711 (memory_stride_in_loop): New.
12712 (pbb_interchange_profitable_p): Reimplemented.
12713 * graphite-ppl.h (ppl_new_id_map): New.
12714 (ppl_interchange): New.
12716 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
12718 * graphite-interchange.c (compute_subscript): Removed.
12719 (compute_array_size_cstr): Removed.
12720 (compute_array_size_poly): Removed.
12721 (compute_array_size): Removed.
12722 (gather_access_strides_poly): Removed.
12723 (gather_access_strides): Empty.
12725 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
12727 * graphite-dependences.c (dependence_polyhedron_1): Replace
12728 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
12729 (graphite_legal_transform_dr): Same.
12730 (graphite_carried_dependence_level_k): Same.
12731 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
12732 Initialize PDR_NB_SUBSCRIPTS.
12733 (print_pdr_access_layout): Replace pdr_nb_subscripts with
12735 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
12736 (PDR_NB_SUBSCRIPTS): New.
12737 (pdr_nb_subscripts): Removed.
12738 (pdr_dim): Simplified.
12739 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
12740 with PDR_NB_SUBSCRIPTS.
12742 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
12744 * graphite-interchange.c (compute_array_size): Remove use of
12745 PDR_DATA_CONTAINER.
12746 * graphite-poly.c (new_poly_dr): Remove argument data_container.
12747 Do not initialize PDR_DATA_CONTAINER.
12748 (print_pdr): Do not print PDR_DATA_CONTAINER.
12749 * graphite-poly.h (struct poly_dr): Remove data_container field.
12750 (PDR_DATA_CONTAINER): Removed.
12751 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
12752 PDR_DATA_CONTAINER.
12753 (build_poly_dr): Same.
12755 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
12756 Sebastian Pop <sebastian.pop@amd.com>
12758 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
12759 copy of the dependence polyhedron. Free the temporary objects.
12760 (graphite_carried_dependence_level_k): Free unused objects before
12763 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
12765 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
12766 Early return without analyzing the data dependences if no
12767 transform has been done. Call restore_scattering if the transform
12769 (graphite-interchange.c): Same.
12770 * graphite-poly.c (print_scattering_function): Test for
12772 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
12773 (apply_poly_transforms): Do not gcc_assert that
12774 the transform is legal.
12775 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
12776 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
12777 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
12778 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
12779 * graphite-poly.h (struct poly_scattering): New.
12780 (struct poly_bb): Add original, transformed, and saved fields.
12781 Remove transformed_scattering, original_scattering,
12782 nb_local_variables and nb_scattering_transform fields.
12783 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
12784 (poly_scattering_new): New.
12785 (poly_scattering_free): New.
12786 (poly_scattering_copy): New.
12787 (store_scattering_pbb): New.
12788 (store_scattering): New.
12789 (restore_scattering_pbb): New.
12790 (restore_scattering): New.
12791 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
12792 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
12794 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
12796 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
12797 (print_scop): Same.
12799 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
12801 * Makefile.in (graphite.o): Depends on PREDICT_H.
12802 * graphite.c: Include predict.h.
12803 (graphite_finalize): Call tree_estimate_probability.
12804 * predict.c (predict_loops): Do not call scev_initialize and
12806 (tree_estimate_probability_bb): New.
12807 (tree_estimate_probability): Do not initialize loops: move that
12808 code to the driver. Call tree_estimate_probability_bb.
12809 (tree_estimate_probability_driver): New.
12810 (pass_profile): Use tree_estimate_probability_driver.
12811 * predict.h (tree_estimate_probability): Declared.
12813 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
12815 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
12816 * graphite-dependences.c (graphite_legal_transform): Add time to
12817 TV_GRAPHITE_DATA_DEPS.
12818 (dependency_between_pbbs_p): Same.
12819 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
12821 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
12823 PR rtl-optimization/41033
12824 * alias.c (nonoverlapping_component_refs_p): Punt when strict
12825 aliasing is disabled.
12827 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
12829 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
12830 si_mask_operand, and_load_operand, low_bitmask_operand,
12831 and_reg_operand, and_operand): New predicates.
12832 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
12833 * config/mips/mips.c (and_operands_ok): New function.
12834 * config/mips/mips-protos.h (and_operands_ok): Declare it.
12835 * config/mips/mips.md (move_type): Add ext_ins and logical.
12836 (type): Handle them.
12837 (and<mode>3): Use and_reg_operand as the second operand's predicate.
12838 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
12839 shift_shift. Remove commutative constraint modifier.
12840 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
12842 (*clear_upper32_dext): Remove define_insn_and_split.
12843 (*clear_upper32): Turn this define_insn_and_split ...
12844 (splitter for ANDing register with 0xffff_ffff): .. into this.
12846 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
12848 * combine.c (try_widen_shift_mode): Factor out code to check if an
12849 integer constant is a low-order bitmask from here ...
12850 * rtlanal.c (low_bitmask_len): ... to here.
12851 * rtl.h (low_bitmask_len): Declare.
12853 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
12856 * config/alpha/alpha.md (addsi3): Remove expander.
12857 (addsi3): Rename from *addsi3_internal insn pattern.
12858 (subsi3): Remove expander.
12859 (subsi3): Rename from *subsi3_internal insn pattern.
12861 2009-08-11 Douglas B Rupp <rupp@gnat.com>
12863 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
12866 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
12867 Eric Botcazou <botcazou@adacore.com>
12868 Douglas B Rupp <rupp@gnat.com>
12870 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
12871 that records that fit in 64 bits are returned by immediate value,
12872 as required by OpenVMS Calling Standard.
12873 (function_value): Adjust for above modification.
12874 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
12875 virtual_incoming_args_rtx as base object, not next_arg.
12876 * config/alpha/vms.h (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
12878 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12880 * reload.c (find_reloads_subreg_address): Check the original
12881 req_equiv_mem address to detect the case where an address is
12882 not valid in the outer mode.
12884 2009-08-11 Richard Guenther <rguenther@suse.de>
12887 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
12889 2009-08-10 Douglas B Rupp <rupp@gnat.com>
12891 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
12892 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
12894 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
12895 Douglas B Rupp <rupp@gnat.com>
12897 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
12898 PT_STACK when frame_pointer_needed on OpenVMS.
12899 (alpha_pv_save_size, alpha_using_fp): Remove.
12900 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
12901 with proper processing for PT_NULL.
12902 (alpha_vms_initial_elimination_offset): New function. Support for
12903 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
12904 (alpha_sa_size): Force procedure type to PT_STACK when
12905 frame_pointer_needed on OpenVMS.
12906 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
12907 (alpha_using_fp): Likewise.
12908 (alpha_vms_can_eliminate): Add prototype.
12909 (alpha_vms_initial_elimination_offset): Likewise.
12910 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
12911 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
12913 2009-08-10 Eric Botcazou <botcazou@adacore.com>
12914 Douglas B Rupp <rupp@gnat.com>
12916 * config/alpha/alpha.c (common_object_handler): New function.
12917 (vms_attribute_table): Declare a single attribute "common_object".
12918 (vms_output_aligned_decl_common): New global function.
12919 (SECTION_VMS_OVERLAY): Delete.
12920 (SECTION_VMS_GLOBAL): Likewise.
12921 (SECTION_VMS_INITIALIZE): Likewise.
12922 (vms_asm_named_section): Remove support for above flags.
12923 (vms_section_type_flags): Delete.
12924 (TARGET_SECTION_TYPE_FLAGS): Likewise.
12925 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
12926 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
12927 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
12929 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
12932 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
12933 (sub_ddmmss): Likewise.
12935 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
12938 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
12941 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12944 * reload1.c (reload_as_needed): Use cancel_changes to completely
12945 undo a failed replacement attempt.
12947 2009-08-10 Richard Guenther <rguenther@suse.de>
12949 PR middle-end/41006
12950 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
12951 (useless_type_conversion_p): ... here. Require pointer targets
12954 2009-08-10 Dodji Seketeli <dodji@redhat.com>
12957 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
12958 loose the original type of the statement list.
12960 2009-08-09 Douglas B Rupp <rupp@gnat.com>
12962 * config/alpha/alpha.c: Include libfuncs.h
12963 (avms_asm_output_extern): New function.
12964 (alpha_init_libfuncs): Init some decc libfuncs.
12965 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
12966 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
12967 (DO_CRTL_NAMES): Define.
12968 (LIB_SPEC): Remove.
12969 * config/alpha/vms64.h (POINTERS_EXTEND_UNSIGNED): Remove undef.
12970 (LONG_TYPE_SIZE): Define.
12971 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
12972 (SUBTARGET_SWITCHES): Define malloc64 switch.
12973 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
12974 (MASK_RETURN_ADDR): Define.
12975 doc/invoke.texi (mmalloc64): Document switch.
12977 2009-08-09 Olivier Hainque <hainque@adacore.com>
12978 Douglas B Rupp <rupp@gnat.com>
12980 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
12981 uses_condition_handler.
12982 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
12983 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
12984 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
12985 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
12986 (code_for_builtin): New insn codes for the new alpha_builtins.
12987 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
12988 (alpha_sa_size): Account for uses_condition_handler.
12989 (alpha_expand_prologue): Likewise.
12990 (alpha_start_function): Likewise.
12991 (alpha_expand_epilogue): Likewise.
12992 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
12993 establish/revert expanders.
12994 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
12995 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
12996 New expander, resorting to the alpha.c associated function.
12997 (builtin_revert_vms_condition_handler): Likewise.
12998 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
12999 __gcc_shell_handler, the static VMS condition handler used as
13000 an indirection wrapper to the current dynamically established
13002 * config/alpha/vms-unwind.h: Complete rewrite.
13003 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
13004 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
13006 2009-08-09 Eric Botcazou <botcazou@adacore.com>
13007 Douglas B Rupp <rupp@gnat.com>
13009 * config/alpha/alpha.c (alpha_links): Add 'target' field.
13010 (alpha_need_linkage): Handle aliases. Return function symbol.
13011 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
13012 Use ultimate alias target for the linkage name.
13013 * config/alpha/alpha.md (movmemdi): Use the symbol returned
13014 by alpha_need_linkage for the function symbol.
13015 (setmemdi): Likewise.
13017 2009-08-09 Douglas B Rupp <rupp@gnat.com>
13019 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
13020 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
13021 (ASM_WEAKEN_LABEL): Define.
13022 (CRT_CALL_STATIC_FUNCTION): Define.
13023 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
13024 (ENDFILE_SPEC): Define.
13025 (INIT_SECTION_ASM_OP): Define.
13026 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
13027 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
13028 crtend.o crtendS.o.
13029 (MULTILIB_OSDIRNAMES): Define.
13030 (shlib_version): Define.
13031 (SHLIB_EXT): Define.
13032 (SHLIB_OBJS): Define.
13033 (SHLIB_NAME): Define.
13034 (SHLIB_MULTILIB): Define.
13035 (SHLIB_INSTALL): Define.
13036 (SHLIB_SYMVEC): Define.
13037 (SHLIB_SYMVECX2): Define.
13038 (SHLIB_LINK): Define.
13040 2009-08-09 Douglas B Rupp <rupp@gnat.com>
13042 * config/alpha/alpha.c (alpha_initialize_trampoline):
13043 Initialize VMS trampoline IAW ABI for bounded procedure calls.
13044 (alpha_start_function): Emit transfer address on nested functions
13045 for VMS trampoline call.
13046 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
13047 since no longer used.
13048 * config/alpha/vms-tramp.asm: Remove.
13049 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
13050 since now only data initialized at runtime.
13052 2009-08-09 Douglas B Rupp <rupp@gnat.com>
13054 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
13055 (LINK_GCC_C_SEQUENCE_SPEC): Define.
13056 (MD_EXEC_PREFIX): Remove, no longer used.
13057 (MD_STARTFILE_PREFIX): Likewise.
13058 (INCLUDE_DEFAULTS): Likewise.
13059 * config/alpha/t-vms:
13060 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
13062 2009-08-09 Richard Guenther <rguenther@suse.de>
13064 PR tree-optimization/41016
13065 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
13066 (operand_precision): Remove.
13067 (integral_operand_p): Likewise.
13068 (recognize_single_bit_test): Adjust.
13070 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
13072 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
13073 operation overflows. Likewise non-cast unary arithmetic.
13074 If one arm of a conditional expression is always taken,
13075 inhibit evaluation warnings for the other arm. Likewise inhibit
13076 evaluation warnings for the second && or || operand if the first
13077 operand is enough to determine the result.
13078 * c-typeck.c (build_conditional_expr): Apply the same inhibition
13080 (build_binary_op): Prevent duplicate evaluation warnings.
13082 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
13084 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
13085 and destination have different modes, Use promote_mode to
13086 determine the signedness of the conversion. Assert that the
13087 promoted source mode matches the destination mode. Don't pass
13088 the destination and destination mode to expand_expr if the source
13089 mode is different. Simplify conversion logic.
13091 2009-08-09 Ira Rosen <irar@il.ibm.com>
13093 PR tree-optimization/41008
13094 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
13095 from condition only in case it's a comparison. Adjust checks.
13097 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
13099 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
13100 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
13101 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
13102 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
13103 (dump_cand): Handle them.
13104 (struct iv_cand): New members COST_STEP and AINC_USE.
13105 (stmt_after_increment): Likewise.
13106 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
13107 callers changed. Use gimple_uid comparison instead of scanning.
13108 (add_candidate_1): When looking for identical candidates, take
13109 AINC_USE into account. Set it for new candidates.
13110 (force_expr_to_var_cost): Cast target_spill_cost to int.
13111 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
13112 All callers changed. Check for availability of autoinc addressing
13113 modes, both in general for a given mode, and in the specific use case.
13114 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
13116 (get_computation_cost): Likewise.
13117 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
13118 add_autoinc_candidates): New static functions.
13119 (add_candidate): Call add_autoinc_candidates for candidates based on
13121 (find_iv_candidates): Call set_autoinc_for_original_candidates.
13122 (determine_use_iv_cost_address): If we have an autoinc candidate at
13123 the matching use, verify autoinc is possible and subtract the cost
13124 of the candidate's step from the cost.
13125 (determine_iv_cost): Record the cost of the increment in the COST_STEP
13126 member of the candidate.
13127 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
13128 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
13130 2009-08-09 Douglas B Rupp <rupp@gnat.com>
13132 * config.build (ia64-hp-*vms*): New target.
13133 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
13134 with ia64-hp-*vms*.
13135 * config.gcc (ia64-hp-*vms*): New target.
13136 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
13137 with ia64-hp-*vms*.
13138 * config.host (ia64-hp-*vms*): New target.
13139 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
13140 with ia64-hp-*vms*.
13142 2009-08-08 Richard Guenther <rguenther@suse.de>
13144 PR tree-optimization/40991
13145 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
13147 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
13149 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
13150 mode check. Do truncations in an integer mode.
13151 (force_to_mode): Handle subregs for all mode types. Only do
13152 arithmetic simplifications on integer modes.
13154 2009-08-07 Richard Guenther <rguenther@suse.de>
13156 PR tree-optimization/40999
13157 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
13158 (maybe_fold_reference): Lookup constant initializers.
13159 (fold_gimple_assign): Likewise.
13161 2009-08-07 Richard Guenther <rguenther@suse.de>
13163 * tree-ssa.c (useless_type_conversion_p_1): Only for types
13164 that require structural equality defer to the langhook.
13166 2009-08-07 Martin Jambor <mjambor@suse.cz>
13168 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
13170 (struct ipa_pass_through_data): New type.
13171 (struct ipa_ancestor_jf_data): New type.
13172 (union jump_func_value): Removed field formal_id, added fields
13173 pass_through and ancestor.
13174 (struct ipa_param_call_note): Changed type of formal_id to int from
13176 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
13177 operations jump functions and ancestor jump functions.
13178 (compute_complex_pass_through): New function.
13179 (compute_scalar_jump_functions): Call compute_complex_pass_through,
13180 reflect changes in the jump function strucutre.
13181 (update_jump_functions_after_inlining): Ignore complex pass-through
13182 and ancestor jump functions.
13183 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
13184 polynomial pass-through with operation jump functions.
13186 2009-08-07 Jakub Jelinek <jakub@redhat.com>
13188 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
13189 fde->dw_fde_begin as begin label instead of hot/cold label.
13190 Use LLSDAC label instead of LLSDA for second section lsda.
13191 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
13192 label instead of LLSDA if it is true.
13193 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
13195 * except.c (add_call_site, dw2_size_of_call_site_table): Add
13196 SECTION argument. Use it as index into crtl->eh.call_site_record
13198 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
13199 use it to determine how to print table entries instead of using
13200 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
13201 label instead of normal begin label as base.
13202 (sjlj_assign_call_site_values): Adjust add_call_site caller.
13203 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
13204 ensure no EH range spans between sections and that landing pads
13205 are always in the corresponding section.
13206 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
13207 for crtl->eh.call_site_record being an array rather than scalar.
13208 (output_one_function_exception_table): New function, copied
13209 from output_function_exception_table. Adjust
13210 dw2_size_of_call_site_table, dw2_output_call_site_table
13211 callers. For SECOND section use *C suffixed labels.
13212 (output_function_exception_table): Call
13213 output_one_function_exception_table and, when doing hot/cold
13214 partitioning, also another time for the second section.
13215 * opts.c: Include except.h.
13216 (decode_options): Allow -freorder-blocks-and-partition with
13217 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
13218 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
13219 * function.h (struct rtl_eh): Change call_site_record from
13220 scalar into array of 2 elements.
13222 2009-08-07 Martin Jambor <mjambor@suse.cz>
13224 * ipa-prop.c (count_formal_params_1): New function.
13225 (ipa_get_vector_of_formal_parms): New function.
13226 (get_vector_of_formal_parm_types): New function.
13227 (ipa_modify_formal_parameters): New function.
13228 (ipa_modify_call_arguments): New function.
13229 (index_in_adjustments_multiple_times_p): New function.
13230 (ipa_combine_adjustments): New function.
13231 (ipa_dump_param_adjustments): New function.
13232 * ipa-prop.h (struct ipa_parm_adjustment): New type.
13233 (ipa_get_vector_of_formal_parms): Declare.
13234 (ipa_modify_formal_parameters): Declare.
13235 (ipa_modify_call_arguments): Declare.
13236 (ipa_combine_adjustments): Declare.
13237 (ipa_dump_param_adjustments): Declare.
13238 (build_ref_for_offset): Declare.
13239 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
13240 * tree-sra.c: Include ipa-prop.c.
13241 (build_ref_for_offset): Make public.
13243 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
13245 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
13247 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
13249 * gcc/doc/extend.texi (__builtin_extract_return_address)
13250 (__builtin_frob_return_address): Document.
13252 2009-08-06 Paul Brook <paul@codesourcery.com>
13254 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
13255 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
13256 implementation on ARMv6-M.
13258 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
13260 * doc/extend.texi (pcs): Document new attribute for ARM.
13262 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
13264 * arm.c (pcs_attribute_args): Comment out unsupported attribute
13267 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
13269 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
13272 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
13274 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
13276 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
13278 Merge ARM/hard_vfp_branch to trunk.
13280 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
13282 * arm.c (libcall_eq): New function.
13283 (libcall_hash): New function.
13284 (add_libcall): New function.
13285 (arm_libcall_uses_aapcs_base): New function.
13286 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
13287 libcalls using the base PCS.
13288 (arm_init_cumulative_args): Likewise.
13290 2009-07-20 Joseph Myers <joseph@codesourcery.com>
13292 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
13293 Use base ABI for conversion libfuncs between HFmode and SFmode.
13295 2009-05-12 Joseph Myers <joseph@codesourcery.com>
13297 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
13298 V4SImode as representatives of all 64-bit and 128-bit vector
13299 types. Allow vector types without vector modes.
13300 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
13301 without vector modes like BLKmode.
13302 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
13303 BLKmode. Avoid unsupported vector modes or TImode moves for
13305 (aapcs_vfp_allocate_return_reg): Likewise.
13306 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
13307 V8QImode if TARGET_NEON || TARGET_IWMMXT.
13309 2009-05-12 Joseph Myers <joseph@codesourcery.com>
13311 * config/arm/arm.c (arm_handle_pcs_attribute): New.
13312 (arm_get_pcs_model): Pass attribute arguments to
13313 arm_pcs_from_attribute.
13314 (arm_init_cumulative_args): Use base AAPCS for conversions from
13315 floating-point types to DImode.
13316 (arm_attribute_table): Add pcs attribute.
13317 (arm_handle_pcs_attribute): New.
13318 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
13319 conversions from floating-point types to DImode, also declare them
13320 to use base AAPCS and declare functions they call to use base
13321 AAPCS and their RTABI names.
13323 2009-05-12 Joseph Myers <joseph@codesourcery.com>
13325 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
13326 -mfloat-abi=hard not being supported for VFP.
13328 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
13330 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
13331 SYMBOL_REF to hard_libcall_value.
13333 2009-03-05 Joseph Myers <joseph@codesourcery.com>
13334 Richard Earnshaw <rearnsha@arm.com>
13336 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
13337 has been put on the stack, all remaining co-processory arguments for
13338 that co-processor also go on the stack.
13340 2009-03-05 Joseph Myers <joseph@codesourcery.com>
13342 * config/arm/arm.c (arm_return_in_memory): Handle returning
13343 vectors of suitable size in registers also for AAPCS case.
13345 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
13347 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
13349 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
13351 ARM Hard-VFP calling convention
13352 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
13353 * target.h (gcc_target): Add libcall_value to table of call hooks.
13354 * targhooks.h (default_libcall_value): Default implementation.
13355 * targhooks.c (default_libcall_value): Likewise.
13356 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
13357 * optabs.c (expand_unop): Use it.
13358 * expr.h (hard_libcall_value): Pass the function RTX through.
13359 * calls.c (emit_library_call_value_1): Update call to
13360 hard_libcall_value.
13361 * explow.c (hard_libcall_value): Use new target hook.
13362 * config/arm/arm.c: Include cgraph.h
13363 (TARGET_FUNCTION_VALUE): Override default hook.
13364 (arm_pcs_default): New variable.
13365 (arm_override_options): Don't fault hard calling convention with VFP.
13366 Add support for AAPCS variants.
13367 (arm_function_value): Make static. Handle AAPCS variants.
13368 (arm_libcall_value): New function.
13369 (arm_apply_result_size): Handle VFP registers in results.
13370 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
13372 (pcs_attribute_args): New variable.
13373 (arm_pcs_from_attribute): New function.
13374 (arm_get_pcs_model): New function.
13375 (aapcs_vfp_cum_init): New function.
13376 (aapcs_vfp_sub_candidate): New function.
13377 (aapcs_vfp_is_return_candidate): New function.
13378 (aapcs_vfp_is_call_candidate): New function.
13379 (aapcs_vfp_allocate): New function.
13380 (aapcs_vfp_allocate_return_reg): New function.
13381 (aapcs_vfp_advance): New function.
13382 (aapcs_cp_arg_layout): New variable.
13383 (aapcs_select_call_coproc): New function.
13384 (aapcs_select_return_coproc): New function.
13385 (aapcs_allocate_return_reg): New function.
13386 (aapcs_libcall_value): New function.
13387 (aapcs_layout_arg): New function.
13388 (arm_init_cumulative_args): Initialize AAPCS args data.
13389 (arm_function_arg): Handle AAPCS variants using new interface.
13390 (arm_arg_parital_bytes): Likewise.
13391 (arm_function_arg_advance): New function.
13392 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
13393 calling conventions.
13394 (arm_setup_incoming_varargs): Handle new AAPCS args data.
13395 * arm.h (NUM_VFP_ARG_REGS): Define.
13396 (LIBCALL_VALUE): Update.
13397 (FUNCTION_VALUE): Delete.
13398 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
13399 (arm_pcs): New enum.
13400 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
13401 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
13402 (FUNCTION_ARG_REGNO_P): Add VFP regs.
13403 * arm-protos.h (arm_function_arg_advance): Add.
13404 (aapcs_libcall_value): Add.
13405 (arm_function_value): Delete.
13407 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
13408 H.J. Lu <hongjiu.lu@intel.com>
13411 * config/i386/i386.c (standard_sse_mode_p): Remove.
13412 (standard_sse_constant_p): Return 2 for integer mode
13413 vector_all_ones_operand when SSE2 is enabled.
13414 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
13415 (ix86_expand_vector_move): Do not check for negative values from
13416 standard_sse_constant_p.
13418 2009-08-06 Richard Guenther <rguenther@suse.de>
13420 * tree-ssa.c (useless_type_conversion_p_1): Make function and
13421 array type comparisons frontend independent.
13422 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
13423 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
13424 out array reference lower bound and element size operands.
13425 (ao_ref_init_from_vn_reference): Properly compute the offset
13426 for ARRAY_RANGE_REF.
13427 (vn_reference_fold_indirect): Fill out array reference lower
13428 bound and element size operands.
13429 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
13430 a non gimple valued reference operand which can happen for
13431 array reference lower bound or element size.
13432 (create_component_ref_by_pieces_1): Properly generate the
13433 element size operand for array references.
13435 2009-08-06 Richard Guenther <rguenther@suse.de>
13437 PR tree-optimization/40964
13438 * tree.c (iterative_hash_host_wide_int): Export.
13439 * tree.h (iterative_hash_host_wide_int): Declare.
13440 * tree-ssa-structalias.c (heapvar_map): New struct.
13441 (heapvar_map_eq): New function.
13442 (heapvar_map_hash): Likewise.
13443 (heapvar_lookup): Adjust.
13444 (heapvar_insert): Likewise.
13445 (make_constraint_from_heapvar): Allow multiple heap variables
13446 per decl at different offsets.
13447 (init_alias_heapvars): Adjust.
13449 2009-08-04 David Daney <ddaney@caviumnetworks.com>
13451 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
13452 * mips_output_sync_loop (mips_output_sync_loop): Only emit
13453 trailing sync if TARGET_SYNC_AFTER_SC.
13455 2009-08-05 David Daney <ddaney@caviumnetworks.com>
13457 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
13458 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
13459 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
13460 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
13461 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
13462 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
13463 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
13464 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
13465 test_and_set_12): Rewrite calls to mips_output_sync_loop.
13466 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
13467 the prototype declaration match the definition.
13468 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
13469 instructions explicitly. Add barrier_before and operands
13471 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
13472 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
13473 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
13474 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
13475 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
13476 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
13478 2009-08-05 Andrew Pinski <pinskia@gmail.com>
13480 * tree-ssa-alias.c: Fix intervals to use [) syntax.
13482 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
13483 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
13486 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
13489 2009-08-05 Jakub Jelinek <jakub@redhat.com>
13491 PR rtl-optimization/40924
13492 * dse.c (canon_address): Before calling cselib_expand_value_rtx
13493 make sure canon_rtx (mem_address) isn't simpler than
13494 canon_rtx (expanded_mem_address).
13496 2009-08-05 Li Feng <nemokingdom@gmail.com>
13498 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
13499 for each poly_bb_p.
13500 (build_scop_drs): Build alias set for each SCoP.
13502 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
13504 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
13505 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
13506 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
13507 (MIPS_ARCH_FLOAT_SPEC): Likewise.
13508 (BASE_DRIVER_SELF_SPECS): Likewise.
13510 2009-08-04 Andrew Pinski <pinskia@gmail.com>
13512 * tree-ssa-alias.c: Fix some comment typos.
13514 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
13516 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
13517 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
13519 2009-08-03 Janis Johnson <janis187@us.ibm.com>
13522 * simplify-rtx.c (simplify_binary_operation_1): Disable
13523 simplifications for decimal float operations.
13525 2009-08-03 Jakub Jelinek <jakub@redhat.com>
13527 PR middle-end/40943
13528 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
13529 operand of INDIRECT_REF.
13531 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
13533 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
13534 constants referencing TLS symbols.
13536 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
13538 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
13539 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
13541 2009-08-03 Richard Guenther <rguenther@suse.de>
13543 * tree.c (make_vector_type): Build a main variant first,
13544 get the canonical one and then build the variant.
13545 * tree-ssa.c (useless_type_conversion_p_1): Handle
13547 (useless_type_conversion_p): Conversions to pointers to
13548 incomplete record types are useless.
13550 2009-08-03 Richard Guenther <rguenther@suse.de>
13552 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
13553 file will be created.
13554 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
13555 * toplev.c (compile_file): Adjust comment.
13557 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
13559 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
13560 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
13561 (TARGET_PROMOTE_FUNCTION_MODE): Define.
13562 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
13563 (sh_promote_function_mode): Fix typo.
13565 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
13567 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
13569 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13571 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
13572 declaration arguments.
13574 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
13576 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
13577 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
13578 (ix86_split_ashl): Ditto.
13579 (ix86_expand_vector_init_one_nonzero): Ditto.
13580 (ix86_expand_vector_set): Ditto.
13581 (ix86_expand_reduc_v4sf): Ditto.
13583 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
13585 * explow.c (promote_function_mode): Remove assert.
13586 * config/sh/sh.c (sh_promote_function_mode): Declare.
13588 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13590 * config/pa/pa.c (pa_promote_function_mode): Declare.
13591 Change to static. Fix promote_mode call.
13593 * gthr-dce.h (CONST_CAST2): Define if not defined.
13594 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
13596 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
13598 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
13600 * expr.c (store_constructor): Use promote_decl_mode. Remove
13601 now write-only variable unsignedp.
13602 (expand_expr_real_1): Use promote_decl_mode.
13603 * expr.h (promote_function_mode, promote_decl_mode): New.
13604 (promote_mode): Remove last argument.
13605 * function.c (assign_temp): Drop last argument of promote_mode.
13606 (assign_parm_find_data_types): Use promote_function_mode.
13607 (assign_parm_setup_reg): Likewise.
13608 (expand_function_end): Use promote_function_mode.
13609 * calls.c (initialize_argument_information): Use promote_function_mode.
13610 (precompute_arguments): Use promote_mode instead of checking if
13611 only PROMOTE_FUNCTION_MODE is defined.
13612 (expand_call): When making sibcall decisions, use promote_function_mode.
13613 Below, remove an if for targetm.calls.promote_function_return and
13614 and use promote_function_mode.
13615 (emit_library_call_value_1): Use promote_function_mode, fix bug
13616 where promote_mode was passed FOR_CALL == 0 for a return value in an
13618 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
13619 * explow.c (promote_function_mode, promote_decl_mode): New.
13620 (promote_mode): Keep only the FOR_CALL == 0 case.
13621 * combine.c (setup_incoming_promotion): Remove test of
13622 promote_function_args. Use promote_function_mode.
13623 * stmt.c (expand_value_return): Use promote_decl_mode.
13624 (expand_decl): Use promote_decl_mode.
13626 * expr.c (store_constructor): Use promote_decl_mode. Remove
13627 now write-only variable unsignedp.
13628 (expand_expr_real_1): Use promote_decl_mode.
13629 * expr.h (promote_function_mode, promote_decl_mode): New.
13630 (promote_mode): Remove last argument.
13631 * function.c (assign_temp): Drop last argument of promote_mode.
13632 (assign_parm_find_data_types): Use promote_function_mode.
13633 (assign_parm_setup_reg): Likewise.
13634 (expand_function_end): Use promote_function_mode.
13635 * calls.c (initialize_argument_information): Use promote_function_mode.
13636 (precompute_arguments): Use promote_mode instead of checking if
13637 only PROMOTE_FUNCTION_MODE is defined.
13638 (expand_call): When making sibcall decisions, use promote_function_mode.
13639 Below, remove an if for targetm.calls.promote_function_return and
13640 and use promote_function_mode.
13641 (emit_library_call_value_1): Use promote_function_mode, fix bug
13642 where promote_mode was passed FOR_CALL == 0 for a return value in an
13644 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
13645 * explow.c (promote_function_mode, promote_decl_mode): New.
13646 (promote_mode): Keep only the FOR_CALL == 0 case.
13647 * combine.c (setup_incoming_promotion): Remove test of
13648 promote_function_args. Use promote_function_mode.
13649 * stmt.c (expand_value_return): Use promote_decl_mode.
13650 (expand_decl): Use promote_decl_mode.
13652 * explow.c (promote_function_mode): Just call the target hook.
13653 * targhooks.c (default_promote_function_mode,
13654 default_promote_function_mode_always_promote): New.
13655 * targhooks.h (default_promote_function_mode,
13656 default_promote_function_mode_always_promote): Declare.
13657 * target.h (promote_function_args, promote_function_return): Remove.
13658 (promote_function_mode): New.
13659 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
13660 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
13661 (TARGET_PROMOTE_FUNCTION_MODE): New.
13662 (TARGET_CALLS): Adjust.
13663 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
13664 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
13666 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
13667 * config/s390/s390.c (s390_promote_function_mode): ... here,
13668 with pointer handling.
13669 (TARGET_PROMOTE_FUNCTION_MODE): Define.
13670 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
13672 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
13673 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
13674 with pointer handling.
13675 (TARGET_PROMOTE_FUNCTION_MODE): Define.
13676 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
13678 * config/sh/sh-protos.h (sh_promote_function_mode): New.
13679 * config/sh/sh.c (sh_promote_function_mode): New.
13680 (TARGET_PROMOTE_FUNCTION_MODE): Define.
13681 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
13683 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
13684 * config/cris/cris.c (cris_promote_function_mode): ... here.
13685 (TARGET_PROMOTE_FUNCTION_MODE): Define.
13686 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
13688 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
13689 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
13690 (TARGET_PROMOTE_FUNCTION_MODE): Define.
13691 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
13693 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
13694 * config/arm/arm.c (arm_promote_function_mode): ... here, without
13695 complex type handling.
13696 (TARGET_PROMOTE_FUNCTION_MODE): Define.
13697 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
13699 * config/pa/pa.c (pa_promote_function_mode): New.
13700 (TARGET_PROMOTE_FUNCTION_MODE): Define.
13701 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
13703 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
13704 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
13705 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
13706 * config/xtensa/xtensa.c: Likewise.
13707 * config/stormy16/stormy16.c: Likewise.
13708 * config/iq2000/iq2000.c: Likewise.
13709 * config/rs6000/rs6000.c: Likewise.
13710 * config/picochip/picochip.c: Likewise.
13711 * config/arc/arc.c: Likewise.
13712 * config/mcore/mcore.c: Likewise.
13713 * config/score/score.c: Likewise.
13714 * config/mips/mips.c: Likewise.
13715 * config/bfin/bfin.c: Likewise.
13716 * config/ia64/ia64.c: Likewise (disabled though).
13718 * config/frv/frv.h: Remove pointless remark.
13720 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
13721 TARGET_PROMOTE_FUNCTION_ARGS,
13722 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
13723 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
13725 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
13727 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
13728 -floop-parallelize-all.
13729 * toplev.c (process_options): Rename flag_graphite_force_parallel to
13730 flag_loop_parallelize_all.
13731 * tree-ssa-loop.c (gate_graphite_transforms): Same.
13732 * graphite.c (graphite_transform_loops): Same.
13733 * common.opt: Same.
13734 * graphite-poly.c (apply_poly_transforms): Same.
13736 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
13738 PR tree-optimization/40914
13739 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
13740 if set, then check the delta field of the PMF record.
13741 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
13742 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
13743 call is stored in the delta.
13745 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
13747 * config/mips/mips.md (*clear_upper32_dext): New pattern.
13749 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
13751 * config/i386/bsd.h (ASM_BYTE): New define.
13752 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
13753 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
13754 .byte. Use fputs or putc instead of fprintf where appropriate.
13755 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
13756 fputs or putc instead of fprintf where appropriate.
13757 * config/i386/i386elf.h: Ditto.
13758 * config/i386/sysv4.h: Ditto.
13760 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
13761 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
13762 (*tls_global_dynamic_64): Ditto.
13764 2009-07-31 Christian Bruel <christian.bruel@st.com>
13766 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
13768 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13770 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
13771 Remove dead code for MINUS.
13773 2009-07-31 Anthony Green <green@moxielogic.com>
13775 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
13777 (moxie_expand_epilogue): Ditto for epilogue.
13778 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
13779 incoming arguments.
13780 (moxie_function_arg): Ditto.
13781 (moxie_pass_by_reference): Ditto.
13782 (moxie_arg_partial_bytes): Ditto.
13783 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
13784 (FUNCTION_ARG_ADVANCE) Ditto.
13785 (REG_PARM_STACK_SPACE) Ditto.
13786 (FUNCTION_ARG_REGNO_P) Dito.
13788 * config.gcc: Add moxie linux config support.
13789 * gcc/config/moxie/uclinux.h: New file.
13791 2009-07-31 DJ Delorie <dj@redhat.com>
13793 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
13794 (UNSPECV_SP_SWITCH_E): New.
13795 (sp_switch_1): Change to an unspec.
13796 (sp_switch_2): Change to an unspec. Don't use post-inc when we
13798 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
13799 reference the new stack's address
13801 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
13803 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
13804 graphite-clast-to-gimple.o, graphite-dependences.o,
13805 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
13806 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
13807 (graphite-blocking.o,
13808 graphite-clast-to-gimple.o, graphite-dependences.o,
13809 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
13810 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
13811 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
13812 * cfgloop.h (struct loop): Add can_be_parallel field.
13813 * common.opt (fgraphite-identity): Moved up.
13814 (fgraphite-force-parallel): New flag.
13815 * graphite.c: Rewrite.
13816 * graphite.h: Rewrite.
13817 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
13819 * toplev.c (graphite_out_file): New file descriptor.
13820 (graphite_in_file): New.
13821 (process_options): flag_graphite_force_parallel cannot be used without
13823 * tree-ssa-loop.c: Include toplev.h.
13824 (gate_graphite_transforms): Enable flag_graphite for
13825 flag_graphite_force_parallel.
13827 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
13829 * ChangeLog.graphite: New.
13830 * graphite-blocking.c: New.
13831 * graphite-clast-to-gimple.c: New.
13832 * graphite-clast-to-gimple.h: New.
13833 * graphite-dependences.c: New.
13834 * graphite-dependences.h: New.
13835 * graphite-interchange.c: New.
13836 * graphite-poly.c: New.
13837 * graphite-poly.h: New.
13838 * graphite-ppl.c: New.
13839 * graphite-ppl.h: New.
13840 * graphite-scop-detection.c: New.
13841 * graphite-scop-detection.h: New.
13842 * graphite-sese-to-poly.c: New.
13843 * graphite-sese-to-poly.h: New.
13847 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
13849 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
13850 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
13852 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
13854 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
13855 (scev_is_linear_expression): Return false if the evolution is not
13856 affine multivariate.
13858 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
13860 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
13861 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
13863 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
13865 * tree-data-ref.c (debug_data_references): New.
13866 (debug_data_reference): New.
13867 * tree-data-ref.h (debug_data_references): Declared.
13868 (debug_data_reference): Declared.
13870 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
13872 * tree-data-ref.c (stmt_simple_memref_p: Removed.
13873 * tree-data-ref.h (scop_p): Removed.
13874 (struct data_reference): Remove field scop.
13875 (DR_SCOP): Removed.
13876 (stmt_simple_memref_p): Removed.
13878 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
13880 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
13881 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
13884 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
13886 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
13888 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
13890 * doc/invoke.texi (-fgraphite-identity): Documented.
13892 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
13894 * tree-scalar-evolution.c: Fix comment.
13895 (instantiate_scev_1): Return unknow from scev instantiation if the
13896 result is not above instantiate_below.
13898 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
13900 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
13901 static anymore. Instantiate the symbols that may have been introduced
13903 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
13906 2009-07-30 DJ Delorie <dj@redhat.com>
13908 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
13909 .vliw directive to VLIW sections.
13911 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13913 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
13915 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
13916 (AUTOHEADER): New variable.
13917 ($(srcdir)/cstamp-h.in): Use it.
13919 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
13920 Pat Haugen <pthaugen@us.ibm.com>
13921 Revital Eres <ERES@il.ibm.com>
13923 * config/rs6000/vector.md (VEC_F): Add VSX support.
13926 (mov<mode>): Ditto.
13927 (vector_load_<mode>): Ditto.
13928 (vector_store_<mode>): Ditto.
13929 (vector GPR move split): Ditto.
13930 (vec_reload_and_plus_<mptrsize>): Ditto.
13931 (vec_reload_and_reg_<mptrsize>): Ditto.
13932 (add<mode>3): Ditto.
13933 (sub<mode>3): Ditto.
13934 (mul<mode>3): Ditto.
13935 (neg<mode>2): Ditto.
13936 (abs<mode>2): Ditto.
13937 (smin<mode>3): Ditto.
13938 (smax<mode>3): Ditto.
13939 (vector_eq<mode>): Ditto.
13940 (vector_gt<mode>): Ditto.
13941 (vector_ge<mode>): Ditto.
13942 (vector_gtu<mode>): Ditto.
13943 (vector_select_<mode>_uns): Ditto.
13944 (vector_eq_<mode>_p): Ditto.
13945 (vector_gt_<mode>_p): Ditto.
13946 (vector_ge_<mode>_p): Ditto.
13947 (vector_gtu_<mode>_p): Ditto.
13948 (cr6_test_for_zero): Ditto.
13949 (cr6_test_for_zero_reverse): Ditto.
13950 (cr6_test_for_lt): Ditto.
13951 (cr6_test_for_lt_reverse): Ditto.
13952 (xor<mode>3): Ditto.
13953 (ior<mode>3): Ditto.
13954 (and<mode>3): Ditto.
13955 (one_cmpl<mode>2): Ditto.
13956 (nor<mode>2): Ditto.
13957 (andc<mode>2): Ditto.
13958 (float<VEC_int<mode>2): Ditto.
13959 (unsigned_float<VEC_int><mode>2): Ditto.
13960 (fix_trunc<mode><VEC_int>2): Ditto.
13961 (fixuns_trunc<mode><VEC_int>2): Ditto.
13963 (vec_set<mode>): Ditto.
13964 (vec_extract<mode>): Ditto.
13965 (vec_interleave_highv4sf): Ditto.
13966 (vec_interleave_lowv4sf): Ditto.
13967 (vec_realign_load_<mode>): Ditto.
13968 (vec_shl_<mode>): Ditto.
13969 (vec_shr_<mode>): Ditto.
13970 (div<mode>3): New patterns for VSX.
13971 (vec_interleave_highv2df): Ditto.
13972 (vec_interleave_lowv2df): Ditto.
13973 (vec_pack_trunc_v2df): Ditto.
13974 (vec_pack_sfix_trunc_v2df): Ditto.
13975 (vec_pack_ufix_trunc_v2df): Ditto.
13976 (vec_unpacks_hi_v4sf): Ditto.
13977 (vec_unpacks_lo_v4sf): Ditto.
13978 (vec_unpacks_float_hi_v4si): Ditto.
13979 (vec_unpacks_float_lo_v4si): Ditto.
13980 (vec_unpacku_float_hi_v4si): Ditto.
13981 (vec_unpacku_float_lo_v4si): Ditto.
13982 (movmisalign<mode>): Ditto.
13983 (vector_ceil<mode>2): New patterns for vectorizing math library.
13984 (vector_floor<mode>2): Ditto.
13985 (vector_btrunc<mode>2): Ditto.
13986 (vector_copysign<mode>3): Ditto.
13988 * config/rs6000/predicates.md (easy_vector_constant_msb): New
13989 predicate for setting the high bit in each word, used for copysign.
13991 * config/rs6000/ppc-asm.h (f19): Whitespace.
13992 (f32-f63): Define if VSX.
13993 (v0-v31): Define if Altivec.
13994 (vs0-vs63): Define if VSX.
13996 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
13998 * config/rs6000/power7.md: New file, provide tuning parameters for
14001 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
14002 (rs6000_cpu_cpp_builtins): Ditto.
14003 (altivec_overloaded_builtins): Ditto.
14004 (altivec_resolve_overloaded_builtin): Ditto.
14006 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
14007 debug switch to disable vectorizing simple math builtin
14010 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
14011 Vectorize simple math builtin functions.
14012 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
14013 hook to vectorize math builtins.
14014 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
14015 (rs6000_builtin_conversion): Add VSX/power7 support.
14016 (rs6000_builtin_vec_perm): Ditto.
14017 (vsplits_constant): Add support for loading up a vector constant
14018 with just the high bit set in each part.
14019 (rs6000_expand_vector_init): Add VSX/power7 support.
14020 (rs6000_expand_vector_set): Ditto.
14021 (rs6000_expand_vector_extract): Ditto.
14022 (rs6000_emit_move): Ditto.
14023 (bdesc_3arg): Ditto.
14024 (bdesc_2arg): Ditto.
14025 (bdesc_1arg): Ditto.
14026 (rs6000_expand_ternop_builtin): Ditto.
14027 (altivec_expand_builtin): Ditto.
14028 (rs6000_expand_unop_builtin): Ditto.
14029 (rs6000_init_builtins): Ditto.
14030 (altivec_init_builtins): Ditto.
14031 (builtin_function_type): Ditto.
14032 (rs6000_common_init_builtins): Ditto.
14033 (rs6000_handle_altivec_attribute); Ditto.
14034 (rs6000_mangle_type): Ditto.
14035 (rs6000_vector_mode_supported_p): Ditto.
14036 (rs6000_mode_dependent_address): Altivec addresses with AND -16
14037 are mode dependent.
14039 * config/rs6000/vsx.md: New file for VSX support.
14041 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
14042 identifing values with just the most significant bit set.
14043 (enum rs6000_builtins): Add builtins for VSX. Add simple math
14044 vectorized builtins.
14046 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
14047 (UNSPEC_VRFIM): Delete.
14048 (splitter for loading up vector with most significant bit): New
14049 splitter for vectorizing copysign.
14050 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
14051 vectorizing simple math functions.
14052 (altivec_vrfip): Add support for vectorizing simple math functions.
14053 (altivec_vrfim): Ditto.
14054 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
14056 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
14057 (power7.md, vsx.md): Include for power7 support.
14058 (copysigndf3): Use VSX instructions if -mvsx.
14059 (negdf2_fpr): Ditto.
14060 (absdf2_fpr): Ditto.
14061 (nabsdf2_fpr): Ditto.
14062 (adddf3_fpr): Ditto.
14063 (subdf3_fpr): Ditto.
14064 (muldf3_fpr): Ditto.
14065 (divdf3_fpr): Ditto.
14066 (fix_truncdfdi2_fpr): Ditto.
14067 (cmpdf_internal1): Ditto.
14068 (fred, fred_fpr): Convert into expander/insn to add VSX support.
14069 (btruncdf2, btruncdf2_fpr): Ditto.
14070 (ceildf2, ceildf2_fpr): Ditto.
14071 (floordf2, floordf2_fpr): Ditto.
14072 (floatdidf2, floatdidf2_fpr): Ditto.
14073 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
14074 (fmsubdf4_fpr): Ditto.
14075 (fnmadddf4_fpr_1): Ditto.
14076 (fnmadddf4_fpr_2): Ditto.
14077 (fnmsubdf4_fpr_1): Ditto.
14078 (fnmsubdf4_fpr_2): Ditto.
14079 (fixuns_truncdfdi2): Add expander for VSX support.
14080 (fix_truncdfdi2): Ditto.
14081 (fix_truncdfsi2): Ditto.
14082 (ftruncdf2): Ditto.
14083 (btruncsf2): Whitespace.
14084 (movdf_hardfloat32): Add support for VSX registers.
14085 (movdf_softfloat32): Ditto.
14086 (movdf_hardfloat64): Ditto.
14087 (movdf_hardfloat64_mfpgpr): Ditto.
14088 (movdf_softfloat64): Ditto.
14089 (movti splitters): Add check for vector registers supporting
14090 TImode in the future.
14091 (bpermd): Add power7 bpermd instruction.
14093 * config/rs6000/altivec.h (vec_div): Define if VSX.
14096 (vec_nmadd): Ditto.
14097 (vec_nearbyint): Ditto.
14100 (all predicates): Use the generic builtin function, and not the V4SF
14101 specific function so that the predicates will work with VSX's V2DF.
14102 (vec_all_*): Ditto.
14103 (vec_any_*): Ditto.
14105 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
14106 Document new VSX functions and types.
14108 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
14111 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
14112 "wa", and "j" constraints. Modify "v" to talk about Altivec
14113 instead of just vector.
14115 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
14118 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
14119 location for phi arguments.
14120 (rewrite_update_phi_arguments): Find locations for reaching defs.
14121 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
14122 Add location to add_phi_arg calls.
14123 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
14124 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
14125 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
14126 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
14127 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
14128 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
14129 * tree-phinodes.c (make_phi_node): Initialize location.
14130 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
14131 (add_phi_arg): Add location parameter.
14132 (remove_phi_arg_num): Move location when moving phi argument.
14133 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
14135 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
14136 slpeel_update_phi_nodes_for_guard1,
14137 slpeel_update_phi_nodes_for_guard2,
14138 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
14139 vect_loop_versioning): Set locations.
14140 * tree-parloops.c (create_phi_for_local_result,
14141 transform_to_exit_first_loop, create_parallel_loop): Add locations.
14142 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
14143 * tree-vect-loop.c (get_initial_def_for_induction,
14144 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
14146 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
14147 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
14148 (gimple_phi_arg_set_location): New. Set locus.
14149 (gimple_phi_arg_has_location): New. Check for locus.
14150 (redirect_edge_var_map_location): New. Return locus from var_map.
14151 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
14152 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
14153 combining PHI arguments.
14154 (cond_store_replacement): Set location.
14155 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
14156 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
14157 scop_add_exit_phis_edge): Add locations.
14158 * tree-cfgcleanup.c (remove_forwarder_block,
14159 remove_forwarder_block_with_phi): Add locations.
14160 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
14161 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
14163 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
14164 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
14165 flush_pending_stmts): Add source location.
14166 * lambda-code.c (perfect_nestify): Maintain location stack with argument
14167 stack to preserve locations.
14168 * tree-vect-stmts.c (vectorizable_load): Add location.
14169 * tree-inline.c (copy_phis_for_bb): Copy locus.
14170 (setup_one_parameter): Add call locus to inlined parameter stmts.
14171 (initialize_inlined_parameters): Pass in call location as parameter
14173 (tree_function_versioning): Pass location to setup_one_parameter.
14174 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
14175 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
14176 copy and edge lists.
14177 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
14178 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
14179 locus parameter and override the stmt default if provided.
14180 (new_elim_graph, clear_elim_graph, delete_elim_graph,
14181 elim_graph_add_edge, elim_graph_remove_succ_edge,
14182 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
14183 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
14184 eliminate_phi): Add locus info in elimination graph for each edge and
14186 (insert_backedge_copies): Copy locus if present.
14187 * tree-flow.h (struct _edge_var_map): Add locus field.
14188 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
14189 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
14190 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
14192 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
14194 2009-07-30 Martin Jambor <mjambor@suse.cz>
14196 PR tree-optimization/40570
14197 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
14198 use inlining loops.
14200 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
14202 * ssa-loop-manip.c: Include langhooks.h.
14203 (rewrite_phi_with_iv): New.
14204 (rewrite_all_phi_nodes_with_iv): New.
14205 (canonicalize_loop_ivs): Move here from tree-parloops.c.
14206 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
14207 * tree-parloops.c (loop_parallel_p): Move out all conditions
14208 except dependency check.
14209 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
14210 (gen_parallel_loop): Call canonicalize_loop_ivs without
14211 reduction_list argument.
14212 (build_new_reduction): New.
14213 (gather_scalar_reductions): New.
14214 (try_get_loop_niter): New.
14215 (try_create_reduction_list): New.
14216 (parallleize_loops): Change the parallel conditions check.
14217 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
14218 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
14220 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
14222 * opt-functions.awk (opt_args): Allow argument to be enclosed in
14224 * doc/options.texi (Option properties): Mention new quoting syntax.
14226 2009-07-29 Douglas B Rupp <rupp@gnat.com>
14228 * config/alpha/alpha.c (alpha_start_function):
14229 Handle VMS_DEBUG_MAIN_POINTER
14230 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
14231 * doc/invoke.texi: Document -mdebug-main switch.
14233 2009-07-29 Richard Henderson <rth@redhat.com>
14235 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
14236 (cgraph_create_edge_including_clones): Likewise.
14237 * tree-inline.c (copy_bb): Operate on the correct edges
14238 when updating the callgraph.
14240 2009-07-29 Douglas B Rupp <rupp@gnat.com>
14242 * config/alpha/vms-cc.c: Deleted.
14243 * config/alpha/vms-ld.c: Deleted.
14244 * config/alpha/t-vms64: Moved to config/vms
14245 * config/alpha/vms-crt0-64.c: Moved to config/vms
14246 * config/alpha/vms-crt0.c: Moved to config/vms
14247 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
14248 * config/alpha/vms-psxcrt0.c: Moved to config/vms
14249 * config/alpha/xm-vms.h: Moved to config/vms
14250 * config/alpha/x-vms: Moved to config/vms
14251 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
14253 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
14254 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
14256 * config/vms/t-vms64: Moved here from config/alpha
14257 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
14258 (argc,argv,envp): Enforce 32bit malloc'ing.
14259 * config/vms/vms-psxcrt0-64.c: Likewise.
14260 * config/vms/vms-crt0.c: Moved here from config/alpha.
14261 * config/vms/vms-psxcrt0.c: Likewise.
14262 * config/vms/vms-crtl-64.h: New file.
14263 * config/vms/vms-crtl.h: New file.
14264 * config/vms/vms.opt: New file.
14265 * config/vms/xm-vms64.h: New file.
14266 * config/vms/xm-vms.h: Moved here from config/alpha.
14267 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
14269 * config/vms/x-vms: Moved here from config/alpha.
14270 (version, VMS_EXTRA_PARTS): Moved to t-vms.
14271 (vms-ld.o, vms-cc.o): Removed.
14272 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
14274 2009-07-29 Douglas B Rupp <rupp@gnat.com>
14276 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
14277 correct stack (obvious VMS fix).
14279 2009-07-29 Douglas B Rupp <rupp@gnat.com>
14281 * dwarf2out.c (output_file_names): Output VMS style file name, size,
14282 date, version info if VMS_DEBUGGING_INFO defined.
14283 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
14284 size, date calculating code moved here.
14286 2009-07-29 Paul Brook <paul@codesourcery.com>
14288 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
14291 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
14294 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
14295 to DImode when generating insq_le insn.
14297 2009-07-28 Douglas B Rupp <rupp@gnat.com>
14299 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
14300 New macro set for VMS_DEBUGGGING_INFO.
14301 (AT_string_form): Use it.
14303 2009-07-28 DJ Delorie <dj@redhat.com>
14305 * config/mep/mep.c (vtext_section): New.
14306 (vftext_section): New.
14307 (ftext_section): New.
14308 (mep_select_section): Add support for functions.
14309 (mep_unique_section): Likewise.
14310 (mep_asm_init_sections): Likewise.
14311 (mep_encode_section_info): Remove it from here.
14313 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
14315 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
14317 * tree.h (TREE_DEPRECATED): Document it is used for types too.
14318 (TYPE_VECTOR_OPAQUE): Use default_def_flag
14320 2009-07-28 Douglas B Rupp <rupp@gnat.com>
14322 * dwarf2out.c (output_file_names): Test new macro
14323 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
14324 (add_comp_dir_attribute): Likewise.
14326 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
14328 * config/i386/mingw-w64.h (LINK_SPEC): Add
14329 separating space between commands.
14331 2009-07-28 Jan Hubicka <jh@suse.cz>
14333 PR tree-optimization/40759
14334 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
14337 2009-07-27 DJ Delorie <dj@redhat.com>
14339 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
14340 types are dword-aligned.
14341 (mep_expand_va_start): Likewise.
14343 2009-07-27 Olivier Hainque <hainque@adacore.com>
14344 Douglas B Rupp <rupp@gnat.com>
14346 * convert.c (convert_to_pointer): Don't assume the target
14347 pointer type is POINTER_SIZE long. Fetch its precision instead.
14349 2009-07-27 Douglas B Rupp <rupp@gnat.com>
14351 * system.h (fopen): Undefine if macro.
14353 2009-07-27 Jakub Jelinek <jakub@redhat.com>
14355 * dwarf2out.c (output_cfi_p): Removed.
14356 (output_cfis): New function.
14357 (output_fde): New function, split from output_call_frame_info.
14358 (output_call_frame_info): Use it.
14359 (dwarf2out_switch_text_section): Use output_cfis.
14361 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
14363 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
14364 TARGET_BI_ARCH is specified without enabling SJLJ.
14365 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
14366 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
14368 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
14370 * arm.md (negdi2): Use DImode if forcing a value into a register.
14372 2009-07-26 Ira Rosen <irar@il.ibm.com>
14374 PR tree-optimization/40801
14375 * tree-vect-stmts.c (vectorizable_call): Get previous copy
14376 of vector operand from the previous copy of vector statement.
14377 Pass the correct definition type value to
14378 vect_get_vec_def_for_stmt_copy().
14380 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14382 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
14383 const char ** conversion.
14385 2009-07-25 David Daney <ddaney@caviumnetworks.com>
14387 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
14388 fancy_abort() if !ENABLE_ASSERT_CHECKING.
14389 (gcc_unreachable): Invoke __builtin_unreachable() if
14390 !ENABLE_ASSERT_CHECKING.
14392 2009-07-25 David Daney <ddaney@caviumnetworks.com>
14394 PR rtl-optimization/40445
14395 * emit-rtl.c (next_nonnote_insn_bb): New function.
14396 * rtl.h (next_nonnote_insn_bb): Declare new function.
14397 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
14398 with no successors that is the successor of the ENTRY_BLOCK.
14399 Continue from the top after removing an empty fallthrough block.
14400 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
14401 of next_nonnote_insn.
14403 2009-07-25 David Daney <ddaney@caviumnetworks.com>
14405 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
14407 2009-07-25 Martin Jambor <mjambor@suse.cz>
14409 * c-common.c (c_common_attribute_table): New element for noclone.
14410 (handle_noclone_attribute): New function. Forward-declare.
14411 * tree-inline.c (tree_versionable_function_p): Check for noclone
14413 * doc/extend.texi (Labels as Values): Document need for noclone.
14414 (Function Attributes): Document noclone attribute.
14416 2009-07-25 Jakub Jelinek <jakub@redhat.com>
14418 PR rtl-optimization/34999
14419 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
14420 and dw_fde_switched_cold_to_hot fields.
14421 (output_cfi_p): New function.
14422 (output_call_frame_info): If fde->dw_fde_switched_sections,
14423 output 2 FDEs instead of one with corrupted header.
14424 (dwarf2out_do_cfi_startproc): New function.
14425 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
14426 and fde->dw_fde_switched_cold_to_hot.
14427 (dwarf2out_switch_text_section): Compute
14428 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
14429 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
14430 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
14431 Otherwise, compute fde->dw_fde_switch_cfi.
14433 2009-07-24 Cary Coutant <ccoutant@google.com>
14435 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
14437 2009-07-24 Cary Coutant <ccoutant@google.com>
14439 * cfghooks.c (split_block): Copy discriminator to new block.
14440 * tree-cfg.c (assign_discriminator): Check location of last
14441 instruction in block as well as first.
14443 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
14445 * config/i386/linux.c: Use fputs or putc instead of fprintf
14447 * config/i386/gas.h: Ditto.
14448 * config/i386/x86-64.h: Ditto.
14449 * config/i386/att.h: Ditto.
14451 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14453 * expmed.c (emit_store_flag): Use a recursive call to optimize the
14456 2009-07-24 Martin Jambor <mjambor@suse.cz>
14458 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
14459 (ipa_push_func_to_list_1): Declare.
14460 (ipa_push_func_to_list): New function.
14462 * ipa-prop.c (ipa_push_func_to_list_1): New function.
14463 (ipa_init_func_list): Call ipa_push_func_to_list_1.
14464 (ipa_push_func_to_list): Removed.
14465 (ipa_pop_func_from_list): Clear node_enqueued flag.
14467 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
14469 * config/s390/s390.c (override_options): Default
14470 max-unrolled-insns to 100 for z10 tuning.
14472 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
14474 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
14475 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
14476 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
14477 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
14478 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
14479 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
14480 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
14482 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
14484 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
14485 use default set in mingw32.h header.
14486 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
14487 64-bit /mingw/include path.
14488 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
14491 2009-07-23 Neil Vachharajani <nvachhar@google.com>
14493 PR rtl-optimization/40209
14494 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
14496 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
14498 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
14499 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
14500 with the rest of string where appropriate. Use fputs or putc
14501 instead of fprintf where appropriate.
14503 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
14504 Pat Haugen <pthaugen@us.ibm.com>
14505 Revital Eres <ERES@il.ibm.com>
14507 * config/rs6000/vector.md: New file. Move most of the vector
14508 expander support here from altivec.md to allow for the VSX vector
14509 unit in the future. Add support for secondary_reload patterns.
14510 Rewrite the patterns for vector comparison, and vector comparison
14511 predicate instructions so that the RTL expresses the desired
14512 behavior, instead of using unspec.
14514 * config/rs6000/constraints.md ("f" constraint): Use
14515 rs6000_constraints to hold the precalculated register class.
14516 ("d" constraint): Ditto.
14517 ("wd" constraint): New constraint for VSX.
14518 ("wf" constraint): Ditto.
14519 ("ws" constraint): Ditto.
14520 ("wa" constraint): Ditto.
14521 ("wZ" constraint): Ditto.
14522 ("j" constraint): Ditto.
14524 * config/rs6000/predicates.md (vsx_register_operand): New
14526 (vfloat_operand): New predicate for vector.md.
14527 (vint_operand): Ditto.
14528 (vlogical_operand): Ditto.
14529 (easy_fp_constant): If VSX, 0.0 is an easy constant.
14530 (easy_vector_constant): Add VSX support.
14531 (altivec_indexed_or_indirect_operand): New predicate for
14532 recognizing Altivec style memory references with AND -16.
14534 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
14535 for vector secondary reload support.
14536 (rs6000_vector_reg_class): Delete, replacing it with
14537 rs6000_constraints.
14538 (rs6000_vsx_reg_class): Ditto.
14539 (rs6000_constraints): New array to hold the register classes of
14540 each of the register constraints that can vary at runtime.
14541 (builtin_mode_to_type): New static array for builtin function type
14543 (builtin_hash_table): New static hash table for builtin function
14545 (TARGET_SECONDARY_RELOAD): Define target hook.
14546 (TARGET_IRA_COVER_CLASSES): Ditto.
14547 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
14548 registers are 128 bits if VSX memory reference instructions are used.
14549 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
14550 unit is being used.
14551 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
14552 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
14553 Print several of the scheduling related parameters.
14554 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
14555 rs6000_constraints instead of rs6000_vector_reg_class. Move
14556 -mdebug=reg code to rs6000_debug_reg_global. Add support for
14557 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
14558 Altivec. Add VSX support. Setup for secondary reload support on
14559 Altivec/VSX registers.
14560 (rs6000_override_options): Make power7 set the scheduling groups
14561 like the power5. Add support for new debug switches to override
14562 the scheduling defaults. Temporarily disable -mcpu=power7 from
14563 setting -mvsx. Add support for debug switches -malways-hint,
14564 -msched-groups, and -malign-branch-targets.
14565 (rs6000_buitlin_conversion): Add support for returning unsigned
14566 vector conversion functions to fix regressions due to stricter
14568 (rs6000_builtin_mul_widen_even): Ditto.
14569 (rs6000_builtin_mul_widen_odd): Ditto.
14570 (rs6000_builtin_vec_perm): Ditto.
14571 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
14572 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
14573 to zero a register.
14574 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
14575 generated upstream.
14576 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
14577 VSX types for bit operations. Changes to accomidate vector.md.
14578 (bdesc_2arg): Ditto.
14579 (bdesc_1arg): Ditto.
14580 (struct builtin_description_predicates): Rewrite predicate
14581 handling so that RTL describes the operation, instead of passing
14582 the instruction to be used as a string argument.
14583 (bdesc_altivec_preds): Ditto.
14584 (altivec_expand_predicate_builtin): Ditto.
14585 (altivec_expand_builtin): Ditto.
14586 (rs6000_expand_ternop_builtin): Use a switch instead of an if
14587 statement for vsldoi support.
14588 (altivec_expand_ld_builtin): Change to use new names from vector.md.
14589 (altivec_expand_st_builtin): Ditto.
14590 (paired_expand_builtin): Whitespace changes.
14591 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
14592 builtin_mode_to_type table for secondary reload. Call
14593 builtin_function_type to build random builtin functions.
14594 (altivec_init_builtins): Change to use builtin_function_type to
14595 create builtin function types dynamically as we need them.
14596 (builtin_hash_function): New support for hashing the tree types
14597 for builtin function as we need it, rather than trying to build
14598 all of the trees that we need. Add initial preliminary VSX support.
14599 (builtin_function_type): Ditto.
14600 (builtin_function_eq): Ditto.
14601 (builtin_hash_struct): Ditto.
14602 (rs6000_init_builtins): Ditto.
14603 (rs6000_common_init_builtins): Ditto.
14604 (altivec_init_builtins): Ditto.
14605 (rs6000_common_init_builtins): Ditto.
14606 (enum reload_reg_type): New enum for simplifing reg classes.
14607 (rs6000_reload_register_type): Simplify register classes into GPR,
14608 Vector, and other registers. Altivec and VSX addresses in reload.
14609 (rs6000_secondary_reload_inner): Ditto.
14610 (rs6000_ira_cover_classes): New target hook, that returns the
14611 appropriate cover classes, based on -mvsx being used or not.
14612 (rs6000_secondary_reload_class): Add VSX support.
14613 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
14614 (get_vsel_insn): Ditto.
14615 (rs6000_emit_vector_compare): Rewrite vector conditional support
14616 so that where we can, we use RTL operators, instead of blindly use
14618 (rs6000_emit_vector_select): Ditto.
14619 (rs6000_emit_vector_cond_expr): Ditto.
14620 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
14621 (create_TOC_reference): Add -mdebug=addr support.
14622 (emit_frame_save): VSX loads/stores need register indexed addressing.
14624 * config/rs6000/rs6000.md: Include vector.md.
14626 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
14628 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
14629 support for V2DI, V2DF in logical, permute, select operations.
14631 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
14632 switch for vsx/power7.
14633 (-mvsx-scalar-memory): Ditto.
14634 (-mvsx-align-128): Ditto.
14635 (-mallow-movmisalign): Ditto.
14636 (-mallow-df-permute): Ditto.
14637 (-msched-groups): Ditto.
14638 (-malways-hint): Ditto.
14639 (-malign-branch-targets): Ditto.
14641 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
14643 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
14644 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
14645 (rs6000_vector_reg_class): Delete.
14646 (rs6000_vsx_reg_class): Ditto.
14647 (enum rs6000_reg_class_enum): New enum for the constraints that
14648 vary based on target switches.
14649 (rs6000_constraints): New array to hold the register class for all
14650 of the register constraints that vary based on the switches used.
14651 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
14652 (enum rs6000_builtins): Add unsigned varients for the builtin
14653 declarations returned by target hooks for expanding multiplies,
14654 select, and permute operations. Add VSX builtins.
14655 (enum rs6000_builtin_type_index): Add entries for VSX.
14656 (V2DI_type_node): Ditto.
14657 (V2DF_type_node): Ditto.
14658 (unsigned_V2DI_type_node): Ditto.
14659 (bool_long_type_node): Ditto.
14660 (intDI_type_internal_node): Ditto.
14661 (uintDI_type_internal_node): Ditto.
14662 (double_type_internal_node): Ditto.
14664 * config/rs6000/altivec.md (whole file): Move all expanders to
14665 vector.md from altivec.md. Rename insn matching functions to be
14667 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
14668 (altivec_vcmp*): Ditto.
14669 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
14670 (VM): New iterator for moves that includes the VSX types.
14671 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
14672 (altivec_vperm_<mode>_uns): New, for unsigned types.
14673 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
14674 (altivec_eq<mode>): Ditto.
14675 (altivec_gt<mode>): Ditto.
14676 (altivec_gtu<mode>): Ditto.
14677 (altivec_eqv4sf): Ditto.
14678 (altivec_gev4sf): Ditto.
14679 (altivec_gtv4sf): Ditto.
14680 (altivec_vcmpbfp_p): Ditto.
14682 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
14684 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
14687 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
14690 * config/i386/i386.c (output_387_ffreep): Rewrite to use
14691 ASM_SHORT instead of .word.
14692 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
14693 instead of .word in asm template.
14695 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
14698 * ira-lives.c (bb_has_abnormal_call_pred): New function.
14699 (process_bb_node_lives): Use it.
14701 * ira.c (setup_cover_and_important_classes): Don't setup
14702 ira_important_class_nums. Add cover classes to the end of
14704 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
14706 (find_reg_class_closure): Use reorder_important_classes.
14708 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
14710 * config/i386/i386.c (i386_ira_cover_classes): New function.
14711 (TARGET_IRA_COVER_CLASSES): Redefine.
14713 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
14714 importance of order of cover classes in the array.
14716 2009-07-22 Diego Novillo <dnovillo@google.com>
14718 * tree-pass.h (TDF_EH): Define.
14719 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
14720 contains TDF_EH, print the EH region number holding GS.
14721 * tree-dump.c (dump_options): Add "eh".
14722 * doc/invoke.texi: Document it.
14724 2009-07-22 Doug Kwan <dougkwan@google.com>
14726 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
14728 2009-07-22 Michael Matz <matz@suse.de>
14730 PR tree-optimization/35229
14731 PR tree-optimization/39300
14733 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
14734 (inhibit_phi_insertion): New function.
14735 (insert_into_preds_of_block): Call it for REFERENCEs.
14736 (init_pre): Initialize and finalize scalar evolutions.
14737 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
14739 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
14741 * config/i386/predicates.md (zero_extended_scalar_load_operand):
14742 Use CONST_VECTOR_NUNITS to determine number of elements.
14744 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
14746 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
14747 (U, W): Constraints are now deprecated and will be removed if we
14748 run out of letters.
14749 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
14751 ("prefetch"): Add the stcmh instruction for prefetching.
14752 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
14754 (s390_short_displacement): Return always true if compiling for
14755 machines not providing the long displacement facility.
14756 (s390_mem_constraint): Support the new constraint letter Z.
14757 (s390_check_qrst_address): New function.
14759 2009-07-21 DJ Delorie <dj@redhat.com>
14761 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
14764 2009-07-21 Jason Merrill <jason@redhat.com>
14766 * c-common.c (max_tinst_depth): Increase default to 1024.
14768 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
14770 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
14771 (vec_unpacku_float_lo_v4si): Ditto.
14773 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
14776 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
14777 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
14778 (builtin_description): Add __builtin_ia32_cvtudq2ps.
14779 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
14781 2009-07-21 Jakub Jelinek <jakub@redhat.com>
14783 PR tree-optimization/40813
14784 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
14787 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
14789 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
14790 with a NOP_EXPR if needed.
14792 2009-07-21 Paul Brook <paul@codesourcery.com>
14794 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
14795 Terminate debug dump with newline.
14797 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14799 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
14800 Cast "1" to unsigned HOST_WIDE_INT.
14801 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
14802 deposit length to the maximum length - lsb. Extend length if
14803 HOST_BITS_PER_WIDE_INT is 32.
14805 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
14807 * cgraph.h (constant_pool_htab): New function.
14808 (constant_descriptor_tree): Move from varasm.c.
14809 * varasm.c (constant_pool_htab): New function.
14810 (constant_descriptor_tree): Move to cgraph.h.
14812 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
14814 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
14816 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
14818 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
14821 2009-07-20 Xinliang David Li <davidxl@google.com>
14823 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
14825 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
14827 * config/mips/mips.md (move_type): Add arith.
14828 (type): Handle arith.
14829 (zero_extendsidi2): Rename this into ...
14830 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
14831 (zero_extendsidi2): New expander.
14832 (*zero_extendsidi2_dext): New pattern.
14834 2009-07-20 Nick Clifton <nickc@redhat.com>
14836 * config.gcc (mips64-*-*): Add definition of tm_defines in order
14837 to set MIPS_ABI_DEFAULT.
14838 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
14840 2009-07-20 Jakub Jelinek <jakub@redhat.com>
14842 * tree-object-size.c (addr_object_size): Handle unions with
14843 array in it as last field of structs in __bos (, 1) as __bos (, 0).
14845 PR tree-optimization/40792
14846 * tree.c (build_function_type_skip_args): Remove bogus assert.
14848 2009-07-20 Jan Hubicka <jh@suse.cz>
14849 Martin Jambor <mjambor@suse.cz>
14851 * cgraph.h (combined_args_to_skip): New field.
14852 * cgraph.c (cgraph_create_virtual_clone): Properly handle
14853 combined_args_to_skip and args_to_skip.
14854 * tree-inline.c (update_clone_info): New function.
14855 (tree_function_versioning): Call update_clone_info.
14856 * cgraphunit.c (cgraph_materialize_clone): Dump materialized
14858 (cgraph_materialize_all_clones): More extensive dumping, working
14859 with combined_args_to_skip rather than args_to_skip.
14861 2009-07-20 Ira Rosen <irar@il.ibm.com>
14863 * tree-vectorizer.h (vectorizable_condition): Add parameters.
14864 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
14865 (get_initial_def_for_reduction): Likewise.
14866 (vectorizable_reduction): Skip the check of first operand in case
14867 of COND_EXPR. Add check that it is outer loop vectorization if
14868 nested cycle was detected. Call vectorizable_condition() for
14869 COND_EXPR. If reduction epilogue cannot be created do not fail for
14870 nested cycles (if it is not double reduction). Assert that there
14871 is only one type in the loop in case of COND_EXPR. Call
14872 vectorizable_condition() to vectorize COND_EXPR.
14873 * tree-vect-stmts.c (vectorizable_condition): Update comment.
14874 Add parameters. Allow nested cycles if called from
14875 vectorizable_reduction(). Use reduction vector variable if provided.
14876 (vect_analyze_stmt): Call vectorizable_reduction() before
14877 vectorizable_condition().
14878 (vect_transform_stmt): Update call to vectorizable_condition().
14880 2009-07-20 Christian Bruel <christian.bruel@st.com>
14882 * config/sh/sh.opt (-mfmovd): Resurrect and document.
14883 * doc/invoke.texi (-mfmovd): Likewise.
14884 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
14886 2009-07-20 Jan Hubicka <jh@suse.cz>
14888 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
14889 when handling SSA name.
14891 2009-07-19 Jan Hubicka <jh@suse.cz>
14893 PR tree-optimization/40676
14894 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
14895 virtual PHIs in empty BBs.
14897 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
14899 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
14900 re-expanded the compound use gen_lowpart instead to convert to the
14903 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
14905 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
14906 OUTER_CONST arguments.
14907 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
14908 the new wider mode will be masked off.
14909 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
14911 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
14913 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
14914 high-order bits are zero.
14916 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
14918 * combine.c (simplify_shift_const_1): Split code to determine
14919 shift_mode into ...
14920 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
14921 new bits shifted in are identical to the old sign bit.
14923 2009-07-18 Richard Guenther <rguenther@suse.de>
14926 * gimplify.c (gimplify_call_expr): Reject code using results from
14927 functions returning void.
14929 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
14931 * doc/md.texi: Document the new PowerPC "es" constraint.
14932 Document that "m" can include automodified addresses on this target,
14933 and explain how %U must be used. Extend the "Q" and "Z" documentation
14934 to suggest "es" as well as "m".
14935 * config/rs6000/constraints.md (es): New memory constraint.
14936 (Q, Z): Update strings to match new documentation.
14938 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
14940 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
14941 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
14942 * config/rs6000/predicates.md (volatile_mem_operand): Use
14943 offsettable_nonstrict_memref_p.
14944 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
14945 (*floatunssidf2_internal): Likewise.
14946 (*fix_truncdfsi2_internal): Likewise.
14947 (*fix_trunctfsi2_internal): Likewise.
14949 2009-07-17 Anatoly Sokolov <aesok@post.ru>
14951 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
14952 atmega32u2 devices.
14953 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
14955 2009-07-17 Richard Guenther <rguenther@suse.de>
14958 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
14959 (pass_warn_unused_result): Likewise.
14960 (TODO_set_props): Remove.
14961 * omp-low.c (diagnose_omp_structured_block_errors): Change to
14963 (pass_diagnose_omp_blocks): Define.
14964 * c-decl.c (pop_file_scope): Do not finalize the CU here.
14965 (c_gimple_diagnostics_recursively): Remove.
14966 (finish_function): Do not call it.
14967 (c_write_global_declarations): Continue after errors.
14968 Finalize the CU here.
14969 * c-gimplify.c (c_genericize): Do not gimplify here.
14970 * c-common.c (c_warn_unused_result): Move ...
14971 * tree-cfg.c (do_warn_unused_result): ... here.
14972 (run_warn_unused_result): New function.
14973 (gate_warn_unused_result): New function.
14974 (pass_warn_unused_result): New pass.
14975 * c-common.h (c_warn_unused_result): Remove.
14976 * flags.h (flag_warn_unused_result): Declare.
14977 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
14978 * opts.c (flag_warn_unused_result): Initialize to false.
14979 * toplev.c (compile_file): Add comment.
14980 * omp-low.c (create_omp_child_function): Do not register
14981 the function with the frontend.
14982 (diagnose_omp_structured_block_errors): Prepare to be
14983 called as optimization pass.
14984 (gate_diagnose_omp_blocks): New function.
14985 (pass_diagnose_omp_blocks): New pass.
14986 * cgraph.h (cgraph_optimize): Remove.
14987 (cgraph_analyze_function): Likewise.
14988 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
14989 * cgraphunit.c (cgraph_lower_function): Lower nested functions
14990 before their parents here.
14991 (cgraph_finalize_function): Not here.
14992 (cgraph_analyze_function): Gimplify functions here.
14993 (cgraph_finalize_compilation_unit): Continue after errors.
14994 Optimize the callgraph from here.
14995 (cgraph_optimize): Make static.
14996 * langhooks.c (write_global_declarations): Finalize the CU.
14997 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
14998 (gimplify_function_tree): Assert we gimplify only once.
14999 Set PROP_gimple_any property.
15000 * tree-nested.c (gimplify_all_functions): New function.
15001 (lower_nested_functions): Gimplify all nested functions.
15002 * gimple.h (diagnose_omp_structured_block_errors): Remove.
15003 * passes.c (init_optimization_passes): Add pass_warn_unused_result
15004 and pass_diagnose_omp_blocks after gimplification. Do not
15005 set TODO_set_props on all_lowering_passes.
15006 (execute_one_pass): Do not handle TODO_set_props.
15007 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
15008 (gimplify.o): Add tree-pass.h dependency.
15009 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
15010 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
15011 (unsave_r): Likewise.
15012 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
15013 temporary variable.
15015 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
15017 * doc/service.texi (Service): Restore previously removed link,
15018 which isn't broken after all.
15020 2009-07-17 Richard Guenther <rguenther@suse.de>
15022 PR tree-optimization/40321
15023 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
15024 PHI nodes to the maximal set.
15025 (make_values_for_phi): Add PHI arguments to the maximal set.
15026 (execute_pre): Dump PHI_GEN and the maximal set.
15028 2009-07-17 Jakub Jelinek <jakub@redhat.com>
15031 * gimplify.c (gimplify_conversion): Don't change non-conversions into
15034 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
15036 * doc/extend.texi (Nested Functions): Replace broken link with
15038 * doc/service.texi (Service): Remove broken link.
15040 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
15043 * builtins.c (expand_builtin_memcmp): Use loc instead of
15044 EXPR_LOCATION (exp).
15045 (expand_builtin_strncmp): Likewise.
15047 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
15048 Manuel López-Ibáñez <manu@gcc.gnu.org>
15051 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
15052 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
15053 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
15054 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
15055 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
15056 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
15057 tree-inline.c, c-common.c, c-common.h, gimple.c,
15058 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
15059 convert.c: Add location argument to fold_{unary,binary,ternary},
15060 fold_build[123], build_call_expr, build_size_arg,
15061 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
15062 fold_build1_initializer, fold_build2_initializer,
15063 fold_build3_initializer, fold_build_call_array,
15064 fold_build_call_array_initializer, fold_single_bit_test,
15065 omit_one_operand, omit_two_operands, invert_truthvalue,
15066 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
15067 combine_comparisons, fold_builtin_*, fold_call_expr,
15068 build_range_check, maybe_fold_offset_to_address, round_up,
15071 2009-07-16 Jason Merrill <jason@redhat.com>
15074 * c-common.c (c_common_reswords): Add __is_standard_layout
15076 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
15077 * doc/implement-cxx.texi: New.
15078 * doc/gcc.texi: Include it.
15080 2009-07-16 DJ Delorie <dj@redhat.com>
15082 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
15083 compares that may be indirectly affected by previous instructions.
15085 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15087 * builtins.c (do_mpc_arg2): New.
15088 (fold_builtin_2): Fold builtin cpow.
15089 * real.h (HAVE_mpc_pow): New.
15091 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
15093 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
15094 comparison to skip unprofitable schedule
15096 2009-07-16 Simon Baldwin <simonb@google.com>
15098 * gcc.c (option_map): New flag -no-canonical-prefixes.
15099 * (display_help): Print help text for new flag.
15100 * (process_command): Move options translation and language specifics
15101 and handle new flag early. Use it to set a function pointer to a
15102 prefix builder. Replace make_relative_prefix calls with calls to
15103 the function pointed to. Ignore new flag in regular options handling.
15104 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
15106 2009-07-15 DJ Delorie <dj@redhat.com>
15108 * config/mep/mep.md (sibcall_internal): Change register to avoid
15109 argument registers.
15110 (sibcall_value_internal): Likewise.
15112 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
15114 PR rtl-optimization/40710
15115 * resource.c (mark_target_live_regs): Reset DF problem to LR.
15117 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
15119 * config/mips/mips.md (*extenddi_truncate<mode>,
15120 *extendsi_truncate<mode>): Change type attribute to move_type
15121 with shift_shift. Split out code handling exts from here ...
15122 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
15124 (*extendhi_truncateqi): Change type attribute to move_type with
15125 shift_shift. Split out code handling exts from here ...
15126 (*extendhi_truncateqi_exts): ... to this new pattern.
15128 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
15130 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
15131 instead of "and" with inverted sign bit mask value. Use
15132 "nonimmediate_operand" for operand 1 and operand 2 predicate.
15133 Allocate registers only for operand 4 and operand 5.
15135 2009-07-15 Jakub Jelinek <jakub@redhat.com>
15137 PR middle-end/40747
15138 * fold-const.c (fold_cond_expr_with_comparison): When folding
15139 < and <= to MIN, make sure the MIN uses the same type as the
15140 comparison's operands.
15142 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
15144 * arm.md (ior_xor): New code iterator.
15145 (split for ior/xor with shift and zero-extend): New split pattern.
15146 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
15148 2009-07-15 Richard Guenther <rguenther@suse.de>
15150 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
15153 2009-07-15 Richard Guenther <rguenther@suse.de>
15155 PR middle-end/40753
15156 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
15158 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
15160 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
15161 handle 2.6.30 kernel.
15163 2009-07-15 DJ Delorie <dj@redhat.com>
15165 * config/mep/mep.md (sibcall_internal): Change register to allow
15166 for 24-bit addresses.
15167 (sibcall_value_internal): Likewise.
15169 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
15171 * doc/invoke.texi: Added descriptions of the scheduling heuristics
15172 that are enabled/disabled by the flags introduced by a previous patch.
15174 2009-07-14 DJ Delorie <dj@redhat.com>
15176 * config/mep/mep.md (sibcall_internal): Include non-toggling
15178 (sibcall_value_internal): Likewise.
15180 2009-07-14 Taras Glek <tglek@mozilla.com>
15181 Rafael Espindola <espindola@google.com>
15183 * doc/sourcebuild.texi: Document install-plugin target.
15184 * configure.ac: Added install-plugin target to language makefiles.
15185 * configure: Regenerate.
15186 * Makefile.in (install-plugin): Install more headers,
15187 depend on lang.install-plugin.
15189 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
15191 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
15194 2009-07-14 DJ Delorie <dj@redhat.com>
15196 * config/mep/mep.c (mep_vliw_jmp_match): New function.
15197 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
15198 * config/mep/mep.md (sibcall_internal): Change test from
15199 mep_vliw_mode_match to mep_vliw_jmp_match.
15200 (sibcall_value_internal): Likewise.
15202 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
15204 * config/i386/sse.md (copysign<mode>3): New expander.
15205 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
15206 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
15207 Use ix86_build_const_vector.
15208 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
15209 IX86_BUILTIN_CPYSGNPD.
15210 (builtin_description): Add __builtin_ia32_copysignps and
15211 __builtin_ia32_copysignpd.
15212 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
15213 and BUILT_IN_COPYSIGNF.
15215 2009-07-13 Jason Merrill <jason@redhat.com>
15217 * builtins.c (can_trust_pointer_alignment): New fn.
15218 (get_pointer_alignment): Factor it out from here.
15219 * tree.h: Declare it.
15221 2009-07-14 David Edelsohn <edelsohn@gnu.org>
15223 * config/rs6000/predicates.md (offsettable_mem_operand): Test
15226 2009-07-14 Dodji Seketeli <dodji@redhat.com>
15230 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
15232 2009-07-14 Richard Guenther <rguenther@suse.de>
15233 Andrey Belevantsev <abel@ispras.ru>
15235 PR middle-end/40745
15236 * cfgexpand.c (partition_stack_vars): Do not bother to update
15237 alias information when not optimizing.
15239 2009-07-14 Richard Guenther <rguenther@suse.de>
15240 Andrey Belevantsev <abel@ispras.ru>
15242 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
15243 (pt_solution_set): Likewise.
15244 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
15245 * tree-ssa-structalias.c (pt_solution_set): New function.
15246 * final.c (rest_of_clean_state): Free SSA data structures.
15247 * print-rtl.c (print_decl_name): Remove.
15248 (print_mem_expr): Implement in terms of print_generic_expr.
15249 * alias.c (ao_ref_from_mem): New function.
15250 (rtx_refs_may_alias_p): Likewise.
15251 (true_dependence): Query alias-export info.
15252 (canon_true_dependence): Likewise.
15253 (write_dependence_p): Likewise.
15254 * tree-dfa.c (get_ref_base_and_extent): For void types leave
15256 * emit-rtl.c (component_ref_for_mem_expr): Remove.
15257 (mem_expr_equal_p): Use operand_equal_p.
15258 (set_mem_attributes_minus_bitpos): Do not use
15259 component_ref_for_mem_expr.
15260 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
15261 (update_alias_info_with_stack_vars): Likewise.
15262 (partition_stack_vars): Call update_alias_info_with_stack_vars.
15263 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
15264 explicitly nor clear stmt operands.
15265 Free the decl-to-pointer map.
15266 * tree-optimize.c (execute_free_datastructures): Do not free
15267 SSA data structures here.
15268 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
15269 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
15270 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
15272 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
15274 2009-07-13 DJ Delorie <dj@redhat.com>
15276 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
15277 unrolling at the right iteration count.
15279 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
15282 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
15284 * haifa-sched.c (rank_for_schedule): Introduced flags to
15285 enable/disable individual scheduling heuristics.
15286 * common.opt: Introduced flags to enable/disable individual
15287 heuristics in the scheduler.
15288 * doc/invoke.texi: Introduced flags to enable/disable individual
15289 heuristics in the scheduler.
15291 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
15293 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
15294 config/i386/mingw-tls.c.
15295 * config/i386/mingw-tls.c: Removed.
15297 2009-07-13 Ira Rosen <irar@il.ibm.com>
15299 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
15300 checks access only relevant statements.
15301 (vectorizable_reduction): Likewise.
15303 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
15305 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
15306 just for 32-bit case.
15308 2009-07-12 Jan Hubicka <jh@suse.cz>
15310 PR tree-optimization/40585
15311 * except.c (expand_resx_expr): When there already is resume
15312 instruction, produce linked list.
15313 (build_post_landing_pads): Assert that resume is empty.
15314 (connect_post_landing_pads): Handle resume lists.
15315 (dump_eh_tree): Dump resume list.
15317 2009-07-12 Ira Rosen <irar@il.ibm.com>
15319 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
15320 with additional argument.
15321 * tree-vectorizer.h (enum vect_def_type): Add
15322 vect_double_reduction_def.
15323 (vect_is_simple_reduction): Add argument.
15324 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
15326 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
15327 vect_is_simple_reduction with additional argument.
15328 (vect_analyze_loop_operations): Handle exit phi nodes in case of
15330 (reduction_code_for_scalar_code): Handle additional codes by
15331 returning ERROR_MARK for them. Fix comment and indentation.
15332 (vect_is_simple_reduction): Fix comment, add argument to specify
15333 double reduction. Detect double reduction.
15334 (get_initial_def_for_induction): Fix indentation.
15335 (get_initial_def_for_reduction): Fix comment and indentation.
15336 Handle double reduction. Create initial definitions that do not
15337 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
15338 (vect_create_epilog_for_reduction): Fix comment, add argument to
15339 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
15340 epilogue result extraction. Create double reduction phi node and
15341 replace relevant uses.
15342 (vectorizable_reduction): Call vect_is_simple_reduction with
15343 additional argument. Fix indentation. Update epilogue code treatment
15344 according to the changes in reduction_code_for_scalar_code. Check
15345 for double reduction. Call vect_create_epilog_for_reduction with
15346 additional argument.
15347 * tree-vect-stmts.c (process_use): Handle double reduction, update
15349 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
15350 (vect_get_vec_def_for_operand): Likewise.
15352 2009-07-12 Danny Smith <dansmister@gmail.com>
15354 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
15355 dllexport if !TREE_PUBLIC.
15356 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
15358 2009-07-11 Anatoly Sokolov <aesok@post.ru>
15360 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
15361 (avr_extra_arch_macro) Remove declatation.
15362 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
15363 (avr_extra_arch_macro) Declare as static.
15364 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
15366 2009-07-11 Jan Hubicka <jh@suse.cz>
15368 PR middle-end/48388
15369 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
15371 2009-07-11 Jakub Jelinek <jakub@redhat.com>
15374 * dwarf2out.c (dw_fde_struct): Add in_std_section and
15375 cold_in_std_section bits.
15376 (dwarf2out_begin_prologue): Initialize them.
15377 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
15378 if already covered by text_section or cold_text_section range.
15380 PR rtl-optimization/40667
15381 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
15382 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
15383 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
15384 * config/i386/i386.c (ix86_minimum_alignment): New function.
15385 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
15386 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
15387 * emit-rtl.c (gen_reg_rtx): Likewise.
15388 * function.c (assign_parms): Likewise. If nominal_type needs
15389 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
15390 rather than passed_type's alignment.
15393 * function.c (assign_parm_setup_stack): Adjust
15394 MEM_OFFSET (data->stack_parm) if promoted_mode is different
15395 from nominal_mode on big endian.
15397 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
15399 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
15401 2009-07-10 DJ Delorie <dj@redhat.com>
15403 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
15405 2009-07-10 Mark Mitchell <mark@codesourcery.com>
15407 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
15409 (thumb2_cbnz): Likewise.
15411 2009-07-10 David Daney <ddaney@caviumnetworks.com>
15414 * config.gcc (supported_defaults): Add synci.
15415 (with_synci): Add validation.
15416 (all_defaults): Add synci.
15417 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
15420 * config/mips/mips.opt (msynci): New option.
15421 * config/mips/mips.c (mips_override_options): Warn on use of
15422 -msynci for targets that do now support it.
15423 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
15425 * gcc/doc/invoke.texi (-msynci): Document the new option.
15426 * doc/install.texi (--with-synci): Document the new option.
15428 2009-07-10 Richard Guenther <rguenther@suse.de>
15430 PR tree-optimization/40496
15431 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
15432 the PHI result with a compatible type.
15434 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
15438 * c.opt (Wunused-result): New.
15439 * doc/invoke.texi: Document it.
15440 * c-common.c (c_warn_unused_result): Use it.
15442 2009-07-09 DJ Delorie <dj@redhat.com>
15444 * targhooks.c (default_target_can_inline_p): Rename from
15445 default_target_option_can_inline_p.
15446 * targhooks.h (default_target_can_inline_p): Likewise.
15447 * target-def.h (TARGET_CAN_INLINE_P): Rename from
15448 TARGET_OPTION_CAN_INLINE_P.
15449 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
15450 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
15451 (mep_target_can_inline_p): Rename from
15452 mep_target_option_can_inline_p.
15455 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
15456 registers used to pass vectors.
15458 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
15460 2009-07-09 Tom Tromey <tromey@redhat.com>
15462 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
15463 * config/mmix/mmix.c: Include dwarf2.h.
15464 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
15465 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
15466 * config/sh/sh.c: Include dwarf2.h.
15467 * config/i386/i386.c: Include dwarf2.h.
15468 * Makefile.in (DWARF2_H): Remove 'elf'.
15469 * except.c: Include dwarf2.h.
15470 * unwind-dw2.c: Include dwarf2.h.
15471 * dwarf2out.c: Include dwarf2.h.
15472 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
15473 * unwind-dw2-fde.c: Include dwarf2.h.
15474 * dwarf2asm.c: Include dwarf2.h.
15476 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
15478 * haifa-sched.c (insn_finishes_cycle_p): New static function.
15479 (max_issue): Use it.
15480 * sched-int.h (struct sched_info: insn_finishes_block_p): New
15482 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
15483 (region_sched_info): Update.
15484 * sched-ebb.c (ebb_sched_info): Update.
15485 * modulo-sched.c (sms_sched_info): Update.
15486 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
15488 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
15490 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
15492 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
15494 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
15496 2009-07-09 Jakub Jelinek <jakub@redhat.com>
15498 PR middle-end/40692
15499 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
15500 arg1 with arg01 if arg1 is already INTEGER_CST.
15502 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
15504 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
15505 Transform (and (truncate)) into (truncate (and)).
15507 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
15509 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
15510 creating LHS paradoxical subregs. Fix surrounding returns to
15511 use NULL_RTX rather than 0.
15513 2009-07-08 DJ Delorie <dj@redhat.com>
15515 * config/mep/mep.c (mep_option_can_inline_p): New.
15516 (TARGET_OPTION_CAN_INLINE_P): Define.
15518 2009-07-08 Mark Wielaard <mjw@redhat.com>
15521 * dwarf2out.c (add_data_member_location_attribute): When we have
15522 only a constant offset don't emit a new location description using
15523 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
15526 2009-07-08 Richard Henderson <rth@redhat.com>
15529 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
15530 (enum reg_class): Add CLOBBERED_REGS.
15531 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
15532 * config/i386/i386.c (ix86_conditional_register_usage): Moved
15533 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
15534 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
15535 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
15536 force 64-bit sibcalls into R11.
15537 * config/i386/constraints.md (U): New constraint.
15538 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
15539 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
15540 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
15542 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
15544 * basic-block.h (dump_regset, debug_regset): Remove duplicate
15546 * c-objc-common.h (c_initialize_diagnostics): Ditto.
15547 * ebitmap.h (dump_ebitmap): Ditto.
15548 * optabs.h (optab_libfunc): Ditto.
15549 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
15550 * tree-flow.h (vect_can_force_dr_alignment_p,
15551 get_vectype_for_scalar_type): Ditto.
15552 (vectorize_loops): Move prototype to ...
15553 * tree-vectorizer.h: ... here. Also, adjust comment.
15554 (vect_set_verbosity_level): Remove duplicate prototype.
15555 * tree-ssa-loop.c: Include tree-vectorizer.h.
15556 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
15558 2009-07-08 Nick Clifton <nickc@redhat.com>
15560 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
15563 2009-07-08 DJ Delorie <dj@redhat.com>
15565 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
15566 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
15567 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
15569 * config/mep/intrinsics.md: Regenerated.
15570 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
15571 registers when asm() or calls are detected.
15573 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
15576 * gimplify.c (gimplify_expr): Propagate no_warning flag when
15578 * gimple (gimple_build_call_from_tree): Likewise.
15579 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
15580 no_warning flag before warning.
15582 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
15584 * tree.c (set_expr_locus): Remove.
15585 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
15586 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
15588 * gimplify.c (internal_get_tmp_var): Likewise.
15589 (gimplify_call_expr): Likewise.
15590 (gimplify_one_sizepos): Likewise.
15592 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
15595 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
15596 to variables for debugging purposes.
15598 2009-06-23 Mark Loeser <mark@halcy0n.com>
15601 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
15603 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
15605 * pretty-print.c (pp_base_format): Remove %J.
15606 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
15607 gcc_cxxdiag_char_table): Likewise.
15608 (init_dynamic_diag_info): Likewise.
15610 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
15612 * pretty-print.c (pp_base_format): Remove %H.
15613 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
15614 gcc_cxxdiag_char_table): Likewise.
15615 (init_dynamic_diag_info): Likewise.
15616 * config/mep/mep.c (mep_select_section): Likewise.
15618 2009-07-07 Duncan Sands <baldrick@free.fr>
15620 * final.c (pass_clean_state): Give the pass a name.
15621 * passes.c (pass_rest_of_compilation): Likewise.
15622 * tree-optimize.c (pass_all_optimizations): Likewise.
15624 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
15626 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
15627 an extra 'decl' for error_at.
15629 2009-07-07 Jakub Jelinek <jakub@redhat.com>
15631 PR middle-end/40669
15632 * tree-tailcall.c (adjust_return_value_with_ops,
15633 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
15634 if it has complex or vector type.
15636 2009-07-07 Olivier Hainque <hainque@adacore.com>
15638 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
15641 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
15643 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
15645 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
15647 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
15648 * c-decl.c: Likewise.
15649 * function.c: Likewise.
15650 * varasm.c: Likewise.
15651 * tree-ssa.c: Likewise.
15652 * c-common.c: Likewise.
15653 * tree-cfg.c: Likewise.
15654 * config/spu/spu.c: Likewise.
15655 * config/ia64/ia64.c: Likewise.
15656 * config/v850/v850.c: Likewise.
15658 2009-07-06 DJ Delorie <dj@redhat.com>
15660 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
15661 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
15662 unspecified accesses to control registers.
15663 * config/mep/intrinsics.md: Regenerate.
15664 * config/mep/intrinsics.h: Regenerate.
15665 * config/mep/mep-intrin.h: Regenerate.
15667 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
15669 * c-lex.c: Replace %H by an explicit location. Update all calls.
15670 * c-common.c: Likewise.
15671 * c-decl.c: Likewise.
15672 * c-typeck.c: Likewise.
15673 * fold-const.c: Likewise.
15674 * gimplify.c: Likewise.
15675 * stmt.c: Likewise.
15676 * tree-cfg.c: Likewise.
15677 * tree-ssa-loop-niter.c: Likewise.
15678 * tree-vrp.c: Likewise.
15679 * value-prof.c: Likewise.
15681 2009-07-06 Diego Novillo <dnovillo@google.com>
15683 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
15684 if it has one. Handle cases where VAR does not have an
15685 annotation or cfun is NULL.
15687 2009-07-06 Diego Novillo <dnovillo@google.com>
15689 * tree.c: Include debug.h.
15690 (initialize_tree_contains_struct): New.
15691 (init_ttree): Call it.
15692 (tree_node_structure_for_code): Factor out of ...
15693 (tree_node_structure): ... here.
15694 * treestruct.def (TS_PHI_NODE): Remove.
15695 (TS_GIMPLE_STATEMENT): Remove.
15697 2009-07-06 Diego Novillo <dnovillo@google.com>
15699 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
15700 (debug_tree_chain): Handle cycles.
15702 2009-07-06 Nick Clifton <nickc@redhat.com>
15703 DJ Delorie <dj@redhat.com>
15705 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
15706 __FMOVD_ENABLED__ is defined.
15708 (TARGET_FMOVD): Provide a default definition.
15709 (MASK_FMOVD): Likewise.
15710 (TARGET_CPU_CPP_BUILTINS): Define
15711 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
15712 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
15713 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
15714 (split for DF load from memory into register): Also handle
15715 MEMs which consist of REG+DISP addressing.
15716 (split for DF store from register to memory): Likewise.
15717 (movsf_ie): Always use single fp_mode.
15718 * config/sh/sh.c (sh_override_options): Do not automatically
15719 enable TARGET_MOVD for the SH2A when supporting doubles - leave
15720 that to the -mfmovd command line switch.
15721 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
15722 (fldi_ok): Always allow.
15723 * config/sh/sh.opt (mfmovd): Remove this switch.
15724 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
15726 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
15727 Kaz Kojima <kkojima@gcc.gnu.org>
15729 PR rtl-optimization/30807
15730 * postreload.c (reload_combine): For every new use of REG_SUM,
15731 record the use of BASE.
15733 2009-07-06 Jan Hubicka <jh@suse.cz>
15735 * params.def: Revert my accidental commit at 2009-06-30.
15737 2009-07-04 Ian Lance Taylor <iant@google.com>
15740 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
15742 (mingw_format_attribute_overrides): Likewise.
15744 2009-07-04 Jakub Jelinek <jakub@redhat.com>
15747 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
15748 don't check cfa.reg. Instead of cfa.indirect use
15749 fde && fde->drap_reg != INVALID_REGNUM test.
15751 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
15753 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
15755 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
15758 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
15760 2009-07-03 Richard Guenther <rguenther@suse.de>
15762 PR tree-optimization/40640
15763 * tree-switch-conversion.c (build_arrays): Perform arithmetic
15766 2009-07-03 Jan Hubicka <jh@suse.cz>
15768 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
15769 for size, reduce amount of inlining.
15771 2009-07-03 Richard Guenther <rguenther@suse.de>
15773 PR middle-end/34163
15774 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
15775 if t +- x is known to not overflow and the conversion widens the
15777 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
15779 2009-07-03 Jan Hubicka <jh@suse.cz>
15781 * ipa-pure-const.c (analyze): Update loop optimizer init.
15782 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
15783 try_remove_empty_loop, remove_empty_loops): Remove.
15784 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
15785 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
15786 to mark regular loops as neccesary.
15787 (degenerate_phi_p): New function.
15788 (propagate_necessity, remove_dead_phis): Use it.
15789 (forward_edge_to_pdom): Likewise.
15790 (eliminate_unnecessary_stmts): Take care to remove uses of results of
15791 virtual PHI nodes that became unreachable.
15792 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
15793 * tree-flow.h (remove_empty_loops): Remove.
15794 * passes.c (init_optimization_passes): Remove.
15796 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
15798 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
15799 can_create_pseudo_p.
15800 (*fix_trunc<mode>_i387_1): Ditto.
15801 (*floathi<mode>2_1): Ditto.
15802 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
15803 (*fistdi2_1): Ditto.
15804 (*fist<mode>2_1): Ditto.
15805 (frndintxf2_floor): Ditto.
15806 (*fist<mode>2_floor_1): Ditto.
15807 (frndintxf2_ceil): Ditto.
15808 (*fist<mode>2_ceil_1): Ditto.
15809 (frndintxf2_trunc): Ditto.
15810 (frndintxf2_mask_pm): Ditto.
15811 (fxam<mode>2_i387_with_temp): Ditto.
15812 * config/i386/sse.md (mulv16qi3): Ditto.
15813 (*sse2_mulv4si3): Ditto.
15815 (sse4_2_pcmpestr): Ditto.
15816 (sse4_2_pcmpistr): Ditto.
15818 2009-07-03 Jan Hubicka <jh@suse.cz>
15820 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
15821 (mark_stmt_necessary): Set it.
15822 (mark_operand_necessary): Set it.
15823 (mark_control_dependent_edges_necessary): Set it.
15824 (mark_virtual_phi_result_for_renaming): New function.
15825 (get_live_post_dom): New function.
15826 (forward_edge_to_pdom): New function.
15827 (remove_dead_stmt): Fix handling of control dependences.
15828 (tree_dce_init): Init new bitmap.
15829 (tree_dce_done): Free it.
15831 2009-07-02 Richard Guenther <rguenther@suse.de>
15834 * tree-ssa-structalias.c (new_var_info): Initialize
15837 2009-07-02 Jan Hubicka <jh@suse.cz>
15839 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
15842 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
15844 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
15845 instead of recomputing it. Adjust calls.
15846 (emit_store_flag): Adjust recursive calls.
15848 2009-07-02 Richard Guenther <rguenther@suse.de>
15850 * tree-ssa-live.c (remove_unused_locals): Do not remove
15852 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
15853 of DECL_EXTERNAL for HEAP variables.
15854 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
15855 HEAP variables. Do not adjust RESTRICT vars.
15856 (find_what_var_points_to): Nobody cares if something
15857 points to READONLY.
15859 2009-07-02 Ben Elliston <bje@au.ibm.com>
15861 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
15862 pc_low and pc_high declarations to the top of the function.
15864 2009-07-01 DJ Delorie <dj@redhat.com>
15866 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
15867 registers as fixed.
15868 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
15869 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
15870 unspecified accesses to control registers.
15871 * config/mep/intrinsics.md: Regenerate.
15872 * config/mep/intrinsics.h: Regenerate.
15873 * config/mep/mep-intrin.h: Regenerate.
15875 2009-07-01 Anthony Green <green@moxielogic.com>
15877 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
15878 instruction when possible.
15879 (moxie_expand_prologue): Ditto. Also, save an instruction and
15880 some complexity by popping off of $r12 instead of $sp.
15881 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
15884 2009-07-01 Richard Henderson <rth@redhat.com>
15887 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
15888 contained no insns, reposition note before last insn.
15890 2009-07-01 Richard Henderson <rth@redhat.com>
15893 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
15894 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
15896 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
15899 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
15900 darwin9 for printing reg addresses with %y.
15902 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
15904 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
15905 truncation from operands in binary operations.
15907 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
15910 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
15911 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
15912 subreg of op0 to the original op0.
15914 * expmed.c (store_bit_field_1): Use a temporary as the destination
15915 instead of a paradoxical subreg when we need to truncate the result.
15917 2009-07-01 DJ Delorie <dj@redhat.com>
15919 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
15920 names to VLIW variants.
15921 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
15922 * config/mep/intrinsics.md: Regenerate.
15923 * config/mep/intrinsics.h: Regenerate.
15924 * config/mep/mep-intrin.h: Regenerate.
15926 2009-07-01 Jakub Jelinek <jakub@redhat.com>
15929 * jump.c (returnjump_p): Revert last patch.
15930 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
15932 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15935 * pa.md (casesi32p): Use jump table label to determine the offset
15937 (casesi64p): Likewise.
15939 * pa.c (forward_branch_p): Return bool type. Use instruction
15940 addresses when available. Assert that INSN has a jump label.
15941 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
15944 2009-07-01 Richard Guenther <rguenther@suse.de>
15946 PR tree-optimization/19831
15947 * tree-ssa-dce.c (propagate_necessity): Calls to functions
15948 that only act as barriers do not make any previous stores necessary.
15949 * tree-ssa-structalias.c (handle_lhs_call): Delay making
15950 HEAP variables global, do not add a constraint from nonlocal.
15951 (find_func_aliases): Handle escapes through return statements.
15952 (compute_points_to_sets): Make escaped HEAP variables global.
15954 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
15957 * expmed.c (emit_store_flag): Perform a conversion if necessary,
15958 after reducing a DImode cstore to SImode.
15960 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
15962 * expr.c (expand_expr_real_1): Reinstate fallthrough to
15963 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
15965 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
15967 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
15968 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
15970 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
15971 and umod_optab if TARGET_BSD_DIVMOD.
15972 * config/vax/lib1funcs.asm: New file.
15973 * config/vax/t-linux: New file.
15974 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
15976 2009-06-30 Jakub Jelinek <jakub@redhat.com>
15979 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
15980 to type arguments that have void type.
15983 * dwarf2out.c (gen_formal_parameter_die): Call
15984 equate_decl_number_to_die if node is different from origin.
15986 2009-06-30 Anthony Green <green@moxielogic.com>
15988 Clean up moxie port for --enable-build-with-cxx.
15989 * config/moxie/moxie.c (moxie_function_value): First two
15990 parameters are const_tree, not tree.
15991 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
15992 (REG_CLASS_NAMES): Ditto.
15993 (REGNO_REG_CLASS): Ditto.
15994 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
15995 (moxie_function_value): Fix constyness of arguments.
15997 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
15999 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
16000 finalize_size_functions before further processing.
16001 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
16002 (variable_size): Call self_referential_size on size expressions
16003 that contain a PLACEHOLDER_EXPR.
16004 (size_functions): New static variable.
16005 (copy_self_referential_tree_r): New static function.
16006 (self_referential_size): Likewise.
16007 (finalize_size_functions): New global function.
16008 * tree.c: Include tree-inline.h.
16009 (push_without_duplicates): New static function.
16010 (find_placeholder_in_expr): New global function.
16011 (substitute_in_expr) <tcc_declaration>: Return the replacement object
16013 <tcc_expression>: Likewise.
16014 <tcc_vl_exp>: If the replacement object is a constant, try to inline
16015 the call in the expression.
16016 * tree.h (finalize_size_functions): Declare.
16017 (find_placeholder_in_expr): Likewise.
16018 (FIND_PLACEHOLDER_IN_EXPR): New macro.
16019 (substitute_placeholder_in_expr): Update comment.
16020 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
16022 (copy_tree_body_r): Likewise.
16023 (copy_tree_body): New static function.
16024 (maybe_inline_call_in_expr): New global function.
16025 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
16026 (maybe_inline_call_in_expr): Declare.
16027 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
16028 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
16031 2009-06-30 Richard Guenther <rguenther@suse.de>
16033 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
16035 (propagate_necessity): Do not mark reaching defs of stores
16038 2009-06-30 Jan Hubicka <jh@suse.cz>
16040 * cfgloopanal.c (check_irred): Move into ...
16041 (mark_irreducible_loops): ... here; return true if ireducible
16043 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
16044 (analyze_function): Try to prove loop finiteness.
16045 * cfgloop.h (mark_irreducible_loops): Update prototype.
16046 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
16048 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
16050 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
16052 2009-06-30 Ira Rosen <irar@il.ibm.com>
16054 PR tree-optimization/40542
16055 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
16058 2009-06-30 Martin Jambor <mjambor@suse.cz>
16060 PR tree-optimization/40582
16061 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
16062 than useless_type_conversion_p.
16063 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
16066 2009-06-30 Martin Jambor <mjambor@suse.cz>
16068 PR middle-end/40554
16069 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
16071 2009-06-30 Richard Guenther <rguenther@suse.de>
16073 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
16074 use ao_ref references.
16075 (walk_aliased_vdefs): Likewise.
16076 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
16077 * tree-ssa-dce.c (struct ref_data): Remove.
16078 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
16079 (mark_aliased_reaching_defs_necessary): Adjust.
16080 (mark_all_reaching_defs_necessary_1): Likewise.
16082 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
16085 * expmed.c (emit_cstore): New name of emit_store_flag_1.
16086 (emit_store_flag_1): Extract from emit_store_flag, adjust
16087 calls to (what now is) emit_cstore.
16088 (emit_store_flag): Call emit_store_flag_1 and also use it
16089 for what used to be recursive calls.
16091 2009-06-30 Wei Guozhi <carrot@google.com>
16094 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
16095 if the target bb post dominates from bb.
16096 * config/i386/i386.c (memory_address_length): Check existence of base
16097 register before using it.
16099 2009-06-30 Nick Clifton <nickc@redhat.com>
16100 DJ Delorie <dj@redhat.com>
16102 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
16103 __FMOVD_ENABLED__ is defined.
16105 (TARGET_FMOVD): Provide a default definition.
16106 (MASK_FMOVD): Likewise.
16107 (TARGET_CPU_CPP_BUILTINS): Define
16108 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
16109 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
16110 two fmov instructions depending upon whether TARGET_FMOVD is
16112 (split for DF load from memory into register): Also handle
16113 MEMs which consist of REG+DISP addressing.
16114 (split for DF store from register to memory): Likewise.
16115 * config/sh/sh.opt (mfmovd): Remove this switch.
16116 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
16117 * config/sh/sh.c (sh_override_options): Do not automatically
16118 enable TARGET_MOVD for the SH2A when supporting doubles - leave
16119 that to the -mfmovd command line switch.
16121 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
16123 (fldi_ok): Always allow.
16124 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
16126 2009-06-29 DJ Delorie <dj@redhat.com>
16128 * doc/install.texi (mep-x-elf): Correct chip's full name.
16130 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
16132 * doc/extend.texi: Fix typo.
16134 2009-06-29 Tom Tromey <tromey@redhat.com>
16136 * dwarf2.h: Remove.
16137 * Makefile.in (DWARF2_H): New variable.
16138 (except.o): Use it.
16139 (dwarf2out.o): Likewise.
16140 (dwarf2asm.o): Likewise.
16141 * config/i386/t-i386: Use DWARF2_H.
16142 * except.c: Include elf/dwarf2.h.
16143 * unwind-dw2.c: Include elf/dwarf2.h.
16144 * dwarf2out.c: Include elf/dwarf2.h.
16145 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
16146 <dtprel>: New field.
16147 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
16148 (size_of_loc_descr): Likewise.
16149 (output_loc_operands_raw): Likewise.
16150 (output_loc_operands): Handle new dtprel field.
16151 (loc_checksum): Update.
16152 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
16153 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
16154 * unwind-dw2-fde.c: Include elf/dwarf2.h.
16155 * dwarf2asm.c: Include elf/dwarf2.h.
16156 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
16157 * config/mmix/mmix.c: Include elf/dwarf2.h.
16158 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
16159 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
16160 * config/sh/sh.c: Include elf/dwarf2.h.
16161 * config/i386/i386.c: Include elf/dwarf2.h.
16163 2009-06-29 DJ Delorie <dj@redhat.com>
16165 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
16167 * doc/extend.texi: Add MeP attributes and pragmas.
16168 * doc/invoke.text: Add MeP Options.
16169 * doc/contrib.texi: Add MeP contribution.
16170 * doc/md.texi: Add MeP constraints.
16171 * doc/install.texi: Add MeP target.
16173 2009-06-30 Anatoly Sokolov <aesok@post.ru>
16175 * target.h (struct gcc_target): Add frame_pointer_required field.
16176 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
16177 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
16178 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
16180 * reload1.c (update_eliminables): (Ditto.).
16181 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
16182 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
16183 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
16185 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
16187 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
16188 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
16189 (arm_frame_pointer_required): New function.
16191 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
16192 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16193 (avr_frame_pointer_required_p): Declare as static.
16194 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
16196 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
16197 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
16198 (bfin_frame_pointer_required): Make as static, change return type
16200 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
16202 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
16203 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16204 (cris_frame_pointer_required): New function.
16206 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
16208 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
16209 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16210 (fr30_frame_pointer_required): New function.
16212 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
16213 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
16214 (frv_frame_pointer_required): Make as static, change return type
16216 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
16218 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
16219 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16220 (ix86_frame_pointer_required): Make as static, change return type to
16222 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
16224 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
16225 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16227 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
16229 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
16231 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
16233 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
16234 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16235 (mips_frame_pointer_required): Make as static.
16236 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
16238 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
16239 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16240 (mmix_frame_pointer_required): Mew function.
16242 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
16243 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16245 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
16247 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
16249 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
16251 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
16252 (CAN_ELIMINATE): Redefine.
16253 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16254 (sparc_frame_pointer_required): New function.
16255 (sparc_can_eliminate): New function.
16256 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
16258 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
16259 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
16261 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
16262 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
16263 (xtensa_frame_pointer_required): Make as static, change return type
16265 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
16268 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
16270 * doc/plugins.texi: Document PLUGIN_START_UNIT.
16271 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
16272 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
16273 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
16274 (register_callback): Handle PLUGIN_START_UNIT.
16275 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
16277 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
16279 * tree.c (process_call_operands): Propagate TREE_READONLY from the
16281 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
16282 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
16284 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
16286 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
16289 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
16291 * doc/extend.texi (Additional Floating Types): __float128 is also
16292 supported on i386 targets.
16294 2009-06-29 Richard Guenther <rguenther@suse.de>
16296 PR middle-end/14187
16297 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
16299 (pt_solutions_same_restrict_base): Declare.
16300 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
16302 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
16303 (make_constraint_from, make_copy_constraint): Move earlier.
16304 (make_constraint_from_heapvar): New function.
16305 (make_constraint_from_restrict): Likewise.
16306 (handle_lhs_call): Use it.
16307 (find_func_aliases): Use it to track conversions to restrict
16308 qualified pointers.
16309 (struct fieldoff): Add only_restrict_pointers flag.
16310 (push_fields_onto_fieldstack): Initialize it.
16311 (create_variable_info_for): Track global restrict qualified pointers.
16312 (intra_create_variable_infos): Use make_constraint_from_heapvar.
16313 Track restrict qualified pointer arguments.
16314 (set_uids_in_ptset): Use varinfo is_global_var flag.
16315 (find_what_var_points_to): Set the vars_contains_restrict flag.
16316 Always create the points-to solution for sets including restrict tags.
16317 (pt_solutions_same_restrict_base): New function.
16318 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
16319 qualified pointers use pt_solutions_same_restrict_base as
16320 additional source for disambiguation.
16322 2009-06-29 Richard Guenther <rguenther@suse.de>
16324 PR middle-end/38212
16325 * alias.c (find_base_decl): Remove.
16326 (get_deref_alias_set_1): Remove restrict handling.
16327 * c-common.c (c_apply_type_quals_to_decl): Do not set
16328 DECL_POINTER_ALIAS_SET.
16329 * gimplify.c (find_single_pointer_decl_1): Remove.
16330 (find_single_pointer_decl): Likewise.
16331 (internal_get_tmp_var): Remove restrict handling.
16332 (gimple_regimplify_operands): Likewise.
16333 * omp-low.c (expand_omp_atomic_pipeline): Do not set
16334 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
16335 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
16336 * tree.c (restrict_base_for_decl): Remove.
16337 (init_ttree): Do not allocate it.
16338 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
16339 LABEL_DECL_UID for label decls.
16340 (copy_node_stat): Do not copy restrict information.
16341 (decl_restrict_base_lookup): Remove.
16342 (decl_restrict_base_insert): Likewise.
16343 (print_restrict_base_statistics): Likewise.
16344 (dump_tree_statistics): Do not call print_restrict_base_statistics.
16345 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
16346 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
16347 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
16348 (LABEL_DECL_UID): Adjust.
16349 (DECL_BASED_ON_RESTRICT_P): Remove.
16350 (DECL_GET_RESTRICT_BASE): Likewise.
16351 (SET_DECL_RESTRICT_BASE): Likewise.
16352 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
16354 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
16355 instead of DECL_POINTER_ALIAS_SET.
16356 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
16357 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
16358 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
16360 2009-06-29 Richard Guenther <rguenther@suse.de>
16362 PR tree-optimization/40579
16363 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
16364 the IL to simplify has constants that overflowed.
16366 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
16368 PR tree-optimization/40550
16369 * tree-vect-generic.c (expand_vector_operations_1): Compute in
16370 vector_compute_type only when the size of vector_compute_type is
16371 less than the size of type.
16373 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
16375 * fold-const.c (contains_label_1): Fix comments.
16376 (contains_label_p): Do not walk trees multiple time.
16378 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
16380 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
16381 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
16382 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
16383 ix86_fp_comparison_operator.
16384 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
16385 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
16386 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
16387 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
16388 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
16389 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
16390 (related splits): Change predicate to ix86_fp_comparison_operator.
16391 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
16392 instead of ix86_fp_comparison_codes.
16393 (ix86_trivial_fp_comparison_operator,
16394 ix86_fp_comparison_operator): New.
16395 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
16396 (ix86_expand_compare): Eliminate last two parameters.
16397 (ix86_fp_jump_nontrivial_p): Kill.
16398 * config/i386/i386.c (put_condition_code): Eliminate call to
16399 ix86_fp_comparison_codes and subsequent assertion.
16400 (ix86_fp_comparison_codes): Eliminate.
16401 (ix86_fp_swap_condition): New.
16402 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
16403 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
16404 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
16405 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
16406 and ix86_fp_swap_condition.
16407 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
16408 Use ix86_fp_comparison_strategy.
16409 (ix86_expand_compare): Likewise. Eliminate last two arguments.
16410 (ix86_fp_jump_nontrivial_p): Eliminate.
16411 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
16412 call to ix86_expand_compare.
16413 (ix86_split_fp_branch, ix86_expand_setcc,
16414 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
16415 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
16417 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
16419 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
16420 related to jump_clobbers.
16421 * config/arm/arm.md (conds): Remove jump_clob case.
16422 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
16423 splits): Change comparison_operator to arm_comparison_operator.
16424 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
16427 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
16429 * dojump.c (do_compare_rtx_and_jump): Try swapping the
16430 condition for floating point modes.
16431 * expmed.c (emit_store_flag_1): Move here a bigger part
16432 of emit_store_flag.
16433 (emit_store_flag): Try swapping the condition for floating point
16435 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
16437 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
16439 * expr.c (expand_expr_real_1): Just use do_store_flag.
16440 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
16441 emit_store_flag_force.
16442 * expmed.c (emit_store_flag_force): Copy here trick
16443 previously in expand_expr_real_1. Try reversing the comparison.
16444 (emit_store_flag_1): Work if target is NULL.
16445 (emit_store_flag): Work if target is NULL, using the result mode
16446 from the comparison. Use split_comparison, restructure final part
16447 to simplify conditionals.
16449 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
16451 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
16452 * dojump.c (do_jump): Change handling of floating-point
16453 ops to use just do_compare_and_jump.
16454 (split_comparison): New.
16455 (do_compare_rtx_and_jump): Add here logic coming previously
16456 in do_jump, using split_comparison.
16458 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
16461 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
16463 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
16465 * tree-ssa-alias.c: Fix unintentional commit.
16467 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
16469 * passes.c (execute_one_pass): Fix unintentional commit.
16471 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
16473 * df-problems.c (df_set_seen, df_unset_seen): Delete.
16474 (df_rd_local_compute, df_md_local_compute): Inline them.
16476 (df_md_scratch): New.
16477 (df_md_alloc, df_md_free): Allocate/free it.
16478 (df_md_local_compute): Only include live registers in init.
16479 (df_md_transfer_function): Prune the in-set computed by
16480 the confluence function, and the gen-set too.
16482 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
16484 PR rtl-optimization/26854
16485 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
16486 * df-problems.c (df_rd_add_problem): Fix comment.
16487 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
16488 df_md_simulate_artificial_defs_at_top,
16489 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
16490 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
16491 df_md_transfer_function, df_md_init, df_md_confluence_0,
16492 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
16493 problem_MD, df_md_add_problem): New.
16494 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
16495 df_md_get_bb_info): New.
16496 (DF_LAST_PROBLEM_PLUS1): Adjust.
16498 * Makefile.in (fwprop.o): Include domwalk.h.
16499 * fwprop.c: Include domwalk.h.
16500 (reg_defs, reg_defs_stack): New.
16501 (bitmap_only_bit_between): Remove.
16502 (process_defs): New.
16503 (process_uses): Use reg_defs and local_md instead of
16504 bitmap_only_bit_between and local_rd.
16505 (single_def_use_enter_block): New, from build_single_def_use_links.
16506 (single_def_use_leave_block): New.
16507 (build_single_def_use_links): Remove code moved to
16508 single_def_use_enter_block, invoke domwalk.
16509 (use_killed_between): Adjust comment.
16511 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
16513 * bitmap.h (bitmap_ior_and_into): New.
16514 * bitmap.c (bitmap_ior_and_into): New.
16516 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
16518 * domwalk.h (struct dom_walk_data): Remove all callbacks except
16519 before_dom_children_before_stmts and after_dom_children_after_stmts.
16520 Rename the two remaining callbacks to just before_dom_children and
16521 after_dom_children. Remove other GIMPLE statement walking bits.
16522 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
16523 * graphite.c: Do not include domwalk.h.
16524 * tree-into-ssa.c (interesting_blocks): New global.
16525 (struct mark_def_sites_global_data): Remove it and names_to_rename.
16526 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
16527 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
16528 now that they're not domwalk callbacks.
16529 (rewrite_initialize_block): Rename to...
16530 (rewrite_enter_block): ... this, place after called functions. Test
16531 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
16532 (rewrite_finalize_block): Rename to...
16533 (rewrite_leave_block): ... this, place after called functions.
16534 (rewrite_update_init_block): Rename to...
16535 (rewrite_update_enter_block): ... this, place after called functions.
16536 Test interesting_blocks, call rewrite_update_stmt and
16537 rewrite_update_phi_arguments.
16538 (rewrite_update_fini_block): Rename to...
16539 (rewrite_leave_block): ... this, place after called functions.
16540 (rewrite_blocks): Remove last argument, simplify initialization of
16542 (mark_def_sites_initialize_block): Rename to...
16543 (mark_def_sites_block): ... this, call mark_def_sites.
16544 (mark_def_sites_blocks): Remove argument, simplify initialization of
16546 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
16547 (update_ssa): Likewise.
16548 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
16550 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
16551 (dom_opt_initialize_block): Rename to...
16552 (dom_opt_enter_block): ... this, place after called functions. Walk
16553 statements here, inline propagate_to_outgoing_edges.
16554 (dom_opt_finalize_block): Rename to...
16555 (dom_opt_leave_block): ... this, place after called functions.
16556 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
16558 (dse_enter_block, dse_record_phi): New.
16559 (dse_record_phis): Delete.
16560 (dse_finalize_block): Rename to...
16561 (dse_leave_block): ... this.
16562 (tree_ssa_dse): Simplify initialization of walk_data.
16563 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
16564 Adjust initialization of walk_data.
16565 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
16566 * tree-ssa-loop-phiopt.c (get_non_trapping):
16567 Adjust initialization of walk_data.
16568 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
16569 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
16570 it's not a domwalk callback.
16571 (uncprop_initialize_block): Rename to...
16572 (dse_enter_block): ... this, call uncprop_into_successor_phis.
16573 (dse_finalize_block): Rename to...
16574 (dse_leave_block): ... this.
16575 (tree_ssa_uncprop): Simplify initialization of walk_data.
16576 * Makefile.in: Adjust dependencies.
16578 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
16580 * arm.md (casesi): Fix test for Thumb1.
16581 (thumb1_casesi_internal_pic): Likewise.
16582 (thumb1_casesi_dispatch): Likewise.
16584 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
16586 * config/arm/arm-cores.def: Added core cortex-m0.
16587 * config/arm/arm-tune.md: Regenerated.
16588 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
16590 2009-06-26 DJ Delorie <dj@redhat.com>
16592 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
16594 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
16595 the scheduler doesn't tag jump insns.
16597 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
16599 * c-decl.c (merge_decls): Re-indent.
16601 2009-06-26 Janis Johnson <janis187@us.ibm.com>
16604 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
16605 Special-case decimal float constants.
16607 2009-06-26 Richard Henderson <rth@redhat.com>
16609 * function.h (struct function): Add cannot_be_copied_reason,
16610 and cannot_be_copied_set.
16611 * tree-inline.c (has_label_address_in_static_1): Rename from
16612 inline_forbidden_p_2; don't set inline_forbidden_reason here.
16613 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
16614 don't set inline_forbidden_reason.
16615 (copy_forbidden): New function, split out of inline_forbidden_p.
16616 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
16617 (inline_forbidden_p): Use copy_forbidden.
16618 (tree_versionable_function_p): Likewise.
16619 (inlinable_function_p): Merge into tree_inlinable_function_p.
16620 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
16621 * ipa-cp.c (ipcp_versionable_function_p): New function.
16622 (ipcp_cloning_candidate_p): Use it.
16623 (ipcp_node_modifiable_p): Likewise.
16625 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
16627 * builtins.c (expand_builtin_alloca): Handle builtin alloca
16628 that is marked not to be inlined. Remove flag_mudflap use.
16629 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
16630 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
16632 2009-06-26 Steve Ellcey <sje@cup.hp.com>
16635 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
16636 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
16638 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
16640 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
16642 (__mingwthr_remove_key_dtor): Likewise.
16644 2009-06-26 Richard Guenther <rguenther@suse.de>
16646 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
16648 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
16650 PR middle-end/40525
16651 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
16652 try the non-cond_exec path also.
16654 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16657 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
16658 (output_cbranch): Use new functions.
16659 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
16662 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
16663 Pat Haugen <pthaugen@us.ibm.com>
16664 Revital Eres <ERES@il.ibm.com>
16666 * config/rs6000/rs6000.c (print_operand): Correct lossage message
16667 for %c error. Add %x support to print VSX registers as a unified
16668 register set, instead of separate float and altivec registers.
16669 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
16670 %y case, and add support for VSX pre-modify addresses.
16671 (output_toc): Add assert for CONST containing an integer constant
16673 (rs6000_adjust_cost): Add POWER7 support.
16674 (insn_must_be_first_in_group): Ditto.
16675 (insn_must_be_last_in_group): Ditto.
16676 (rs6000_emit_popcount): Ditto.
16677 (rs6000_vector_mode_supported_p): Ditto.
16679 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
16680 Change some of the functions called by macros to being called
16681 through a pointer, so debug functions can be inserted if
16682 -mdebug=addr or -mdebug=cost.
16683 (rs6000_preferred_reload_class_ptr): Ditto.
16684 (rs6000_secondary_reload_class_ptr): Ditto.
16685 (rs6000_secondary_memory_needed_ptr): Ditto.
16686 (rs6000_cannot_change_mode_class_ptr): Ditto.
16687 (rs6000_secondary_reload_inner): Ditto.
16688 (rs6000_legitimize_reload_address): Ditto.
16689 (rs6000_legitimize_reload_address_ptr): Ditto.
16690 (rs6000_mode_dependent_address): Ditto.
16691 (rs6000_mode_dependent_address_ptr): Ditto.
16693 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
16694 function to return true if the mode allows reg + integer
16696 (virtual_stack_registers_memory_p): New function to return true if
16697 the address refers to a virtual stack register.
16698 (rs6000_legitimate_offset_address_p): Move code to say whether a
16699 mode supports reg+int addressing to reg_offset_addressing_ok_p and
16701 (rs6000_legitimate_address_p): Add checks for modes that only can
16702 do reg+reg addressing. Start adding VSX support.
16703 (rs6000_legitimize_reload_address): Ditto.
16704 (rs6000_legitimize_address): Ditto.
16705 (rs6000_debug_legitimate_address_p): New debug functions for
16706 -mdebug=addr and -mdebug=cost.
16707 (rs6000_debug_rtx_costs): Ditto.
16708 (rs6000_debug_address_costs): Ditto.
16709 (rs6000_debug_adjust_cost): Ditto.
16710 (rs6000_debug_legitimize_address): Ditto.
16711 (rs6000_legitimize_reload_address_ptr): Point to call normal
16712 function or debug function. Make functions called via pointer
16714 (rs6000_mode_dependent_address_ptr): Ditto.
16715 (rs6000_secondary_reload_class_ptr): Ditto.
16716 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
16717 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
16718 into a friendlier error.
16719 (rs6000_init_builtins): Add initial VSX support.
16720 (rs6000_adjust_cost): Fix some spacing issues.
16722 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
16723 (REG_CLASS_NAMES): Ditto.
16724 (REG_CLASS_CONTENTS): Ditto.
16725 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
16726 pointer, to add -mdebug=addr support.
16727 (CANNOT_CHANGE_MODE_CLASS): Ditto.
16728 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
16729 -mdebug=addr support.
16730 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
16731 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
16732 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
16734 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
16736 (bswapsi*): Set attribute types for load/store. Add combiner
16737 patterns to eliminate zero extend on 64-bit.
16738 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
16739 stdbrx if the hardware supports those instructions.
16741 2009-06-25 Ian Lance Taylor <iant@google.com>
16743 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
16744 (Link Options): Document -static-libstdc++.
16746 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
16749 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
16750 DATA_ALIGNMENT instead.
16752 2009-06-25 Richard Guenther <rguenther@suse.de>
16754 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
16755 indirect references against the callused/escaped solutions.
16756 (call_may_clobber_ref_p_1): Likewise.
16758 2009-06-25 Martin Jambor <mjambor@suse.cz>
16760 PR tree-optimization/40493
16761 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
16762 (enum unscalarized_data_handling): New type.
16763 (handle_unscalarized_data_in_subtree): Return what has been done.
16764 (load_assign_lhs_subreplacements): Handle left flushes differently.
16765 (sra_modify_assign): Use unscalarized_data_handling, simplified
16766 condition determining whether to remove the statement.
16768 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
16770 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
16771 excerpt - @ should be doubled for texinfo.
16773 2009-06-24 Ian Lance Taylor <iant@google.com>
16775 * config/arc/arc.c: Include "df.h".
16776 (arc_attribute_table): Make static. Move higher in file.
16777 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
16778 (output_shift): Initialize n later to avoid warning.
16779 * config/arm/arm.c (arm_attribute_table): Make static. Move
16781 * config/avr/avr.c (avr_attribute_table): Make static. Move
16783 (reg_class_tab): Change array type from int to enum reg_class.
16784 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
16786 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
16787 (lshrhi3_out): Likewise.
16788 (class_likely_spilled_p): Change return type to bool.
16789 (avr_rtx_costs): Use local code variable with enum type.
16790 * config/avr/avr.md (movmemhi): Use add_reg_note.
16791 (andhi3, andsi3): Don't use AS2 with "and".
16792 (iorhi3, iorsi3): Don't use AS2 with "or".
16793 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
16794 * config/crx/crx.c: Include "df.h".
16795 (crx_attribute_table): Make static.
16796 * config/m32r/m32r.c: Include "df.h".
16797 (m32r_attribute_table): Make static. Move higher in file.
16798 (pop): Use add_reg_note.
16799 (block_move_call): Change 0 to LCT_NORMAL in function call.
16800 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
16801 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
16802 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
16803 declare, not just when TREE_CODE is defined.
16804 * config/m68hc11/m68hc11.c: Include "expr.h".
16805 (m68hc11_attribute_table): Make static. Move higher in file.
16806 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
16808 (m68hc11_register_indirect_p): Likewise.
16809 (m68hc11_function_arg_padding): Change return type to enum
16811 (emit_move_after_reload): Use add_reg_note.
16812 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
16813 (m68hc11_split_logical): Likewise.
16814 (m68hc11_rtx_costs): Add local code_and outer_code variables with
16816 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
16817 to VOIDmode in function call.
16818 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
16820 (m68hc11_split_logical): Update declaration.
16821 (m68hc11_function_arg_padding): Update declaration.
16822 * config/mcore/mcore.c (regno_reg_class): Change form array of int
16823 to array of enum reg_class.
16824 (mcore_attribute_table): Make static. Move higher in file.
16825 (mcore_rtx_costs): Add cast to enum type.
16826 * config/mcore/mcore.h (regno_reg_class): Update declaration.
16827 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
16828 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
16830 * config/sh/predicates.md (trapping_target_operand): Rename and to
16832 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
16834 * config/spu/spu.c (spu_attribute_table): Make static. Move
16836 * config/v850/v850.c (v850_attribute_table): Make static. Move
16838 (v850_rtx_costs): Use local code with enum type.
16839 (expand_epilogue): Add cast.
16840 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
16842 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
16845 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
16846 -m2a-single-only and -m2a-nofpu.
16847 * config/sh/sh.opt: Document m2a generates FPU code.
16849 2009-06-24 Anatoly Sokolov <aesok@post.ru>
16851 * defaults.h (CAN_ELIMINATE): Provide default.
16852 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
16853 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
16854 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
16855 * config/spu/spu.h (CAN_ELIMINATE): Delete.
16856 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
16857 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
16858 * config/cris/cris.h (CAN_ELIMINATE): Delete.
16859 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
16860 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
16861 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
16863 2009-06-24 DJ Delorie <dj@redhat.com>
16865 * mep-ext-cop.cpu: Fix copyright notice.
16866 * mep-default: Fix copyright notice.
16867 * mep-core: Fix copyright notice.
16868 * mep: Fix copyright notice.
16869 * mep-ivc2: Fix copyright notice.
16870 * mep-c5: Fix copyright notice.
16872 2009-06-24 Denis Chertykov <chertykov@gmail.com>
16874 * doc/contrib.texi (Contributors):
16876 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
16878 PR middle-end/40501
16879 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
16880 src and dst operands if necessary.
16882 2009-06-23 DJ Delorie <dj@redhat.com>
16885 * config.gcc: Add mep support.
16886 * recog.c: Resurrect validate_replace_rtx_subexp().
16887 * recog.h: Likewise.
16888 * config/mep/: Add new port:
16889 * config/mep/constraints.md: New file.
16890 * config/mep/default.h: New file.
16891 * config/mep/intrinsics.h: New file.
16892 * config/mep/intrinsics.md: New file.
16893 * config/mep/ivc2-template.h: New file.
16894 * config/mep/mep-c5.cpu: New file.
16895 * config/mep/mep-core.cpu: New file.
16896 * config/mep/mep-default.cpu: New file.
16897 * config/mep/mep-ext-cop.cpu: New file.
16898 * config/mep/mep-intrin.h: New file.
16899 * config/mep/mep-ivc2.cpu: New file.
16900 * config/mep/mep-lib1.asm: New file.
16901 * config/mep/mep-lib2.c: New file.
16902 * config/mep/mep-pragma.c: New file.
16903 * config/mep/mep-protos.h: New file.
16904 * config/mep/mep-tramp.c: New file.
16905 * config/mep/mep.c: New file.
16906 * config/mep/mep.cpu: New file.
16907 * config/mep/mep.h: New file.
16908 * config/mep/mep.md: New file.
16909 * config/mep/mep.opt: New file.
16910 * config/mep/predicates.md: New file.
16911 * config/mep/t-mep: New file.
16913 2009-06-23 Ian Lance Taylor <iant@google.com>
16915 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
16916 from loose_warn into c_loose_warn and from strict_warn into
16917 c_strict_warn. Set and substitute warn_cxxflags. Check for
16918 --enable-build-with-cxx. Set and substitute
16919 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
16920 * Makefile.in (CXXFLAGS): New variable.
16921 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
16922 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
16923 the default is the same as $(STRICT_WARN).
16924 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
16925 (CXX): New variable.
16926 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
16927 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
16928 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
16929 (HOST_LIBS): New variable.
16930 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
16931 (ALL_CXXFLAGS): New variable.
16932 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
16933 * doc/install.texi (Configuration): Document
16934 --enable-build-with-cxx, --with-stage1-ldflags,
16935 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
16936 * configure: Rebuild.
16938 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16940 * config/arm/arm.c (arm_override_options): Fix braces and formatting
16941 from previous commit.
16943 2009-06-23 Ian Lance Taylor <iant@google.com>
16945 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
16947 2009-06-23 Ian Lance Taylor <iant@google.com>
16949 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
16950 with ATTRIBUTE_UNUSED.
16952 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
16953 Pat Haugen <pthaugen@us.ibm.com>
16954 Revital Eres <eres@il.ibm.com>
16956 * config.in (HAVE_AS_POPCNTD): Add default definition.
16957 (HAVE_AS_LWSYNC): Ditto.
16959 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
16961 (gcc_cv_as_powerpc_cmpb): Ditto.
16962 (gcc_cv_as_powerpc_dfp): Ditto.
16963 (gcc_cv_as_powerpc_vsx): Ditto.
16964 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
16965 supporting the popcntd/lwsync instructions.
16966 (gcc_cv_as_powerpc_lwsync): Ditto.
16967 * configure: Regenerate.
16969 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
16970 -mcpu=native and -mcpu=power7.
16971 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
16973 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
16974 a variable instead of a mask to reduce the number of mask bits.
16975 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
16976 (-mbit-word): Ditto.
16977 (-mregnames): Ditto.
16978 * config/rs6000/rs6000.opt (-mupdate): Ditto.
16979 (-mfused-madd): Ditto.
16981 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
16983 (-mvsx): New switch for VSX instructions.
16984 (-misel): Move from a variable to a mask to allow it to be set by
16987 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
16988 function declaration to an array declaration.
16989 (rs6000_hard_regno_nregs): New external array declaration.
16991 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
16992 files included by rs6000.md.
16994 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
16995 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
16997 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
16999 (rs6000_debug_reg): New -mdebug= variables.
17000 (rs6000_debug_addr): Ditto.
17001 (rs6000_debug_cost): Ditto.
17002 (rs6000_pmode): New variable to hold Pmode.
17003 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
17004 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
17005 calculated at compiler start.
17006 (rs6000_hard_regno_nregs): Change function to an array which holds
17007 HARD_REGNO_NREGS calculated at compiler start.
17008 (rs6000_explicit_options): Delete isel field.
17009 (rs6000_vector_unit): New array to hold which vector unit
17010 supports arithmetic options for a given type.
17011 (rs6000_vector_mem): New array to hold which vector unit supports
17012 memory reference operations for a given type.
17013 (rs6000_vector_align): New array to given the alignment of each
17015 (power7_cost): New basic costs for power7.
17016 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
17017 (rs6000_hard_regno_nregs_internal): New function, moved from
17018 HARD_REGNO_NREGS, to calculate the number of registers each hard
17019 register takes for each type.
17020 (rs6000_debug_reg_print): New function for -mdebug=reg support.
17021 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
17022 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
17023 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
17024 unit information here so it is calculated once at compiler startup
17026 (rs6000_override_options): Make -misel a target mask. Add more
17027 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
17028 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
17030 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
17031 (rs6000_handle_option): Move -misel from variable to target mask.
17032 (rs6000_builtin_mask_for_load): Add VSX support.
17033 (rs6000_conditional_register_usage): Ditto.
17034 (USE_ALTIVEC_FOR_ARG_P): Ditto.
17035 (function_arg_boundary): Ditto.
17036 (rs6000_expand_builtin): Ditto.
17037 (def_builtin): Make abort message a little friendlier.
17038 (rs6000_emit_int_cmove): Add support for 64-bit isel.
17040 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
17041 assembler support the popcntd instruction instead of a vsx
17042 instruction to enable power7 support.
17043 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
17044 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
17045 option to the assembler if -mcpu=native.
17046 (ASM_CPU_NATIVE_SPEC): Ditto.
17047 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
17049 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
17050 the lwsync instruction.
17051 (enum processor_type): Add PROCESSOR_POWER7.
17052 (rs6000_debug_reg): New -mdebug= options.
17053 (rs6000_debug_addr): Ditto.
17054 (rs6000_debug_cost): Ditto.
17055 (rs6000_isel): Delete.
17056 (enum rs6000_vector): New enum to say what vector unit we have.
17057 (VECTOR_UNIT_*): New macros to say which vector unit has
17058 arithmetic operations for a given type.
17059 (VECTOR_MEM_*): New macros to say which vector unit has memory
17060 operations for a given type.
17061 (TARGET_LDBRX): Whether the machine supports the ldbrx
17063 (TARGET_ISEL): Delete, -misel moved to be a mask.
17064 (TARGET_ISEL64): New macro for 64-bit isel support.
17065 (UNITS_PER_VSX_WORD): New macro.
17066 (POINTER_SIZE): Move to be an external variable, rather than
17067 calculating whether we are generating 32 ot 64-bit code.
17069 (STACK_BOUNDARY): Add VSX support.
17070 (LOCAL_ALIGNMENT): Ditto.
17071 (SLOW_UNALIGNED_ACCESS): Ditto.
17072 (VSX_REGNO_P): New macro for VSX support.
17073 (VFLOAT_REGNO_P): Ditto.
17074 (VINT_REGNO_P): Ditto.
17075 (VLOGICAL_REGNO_P): Ditto.
17076 (VSX_VECTOR_MODE): Ditto.
17077 (VSX_SCALAR_MODE): Ditto.
17079 (VSX_MOVE_MODE): Ditto.
17080 (VSX_REG_CLASS_P): Ditto.
17081 (HARD_REGNO_NREGS): Instead of calling a function, use an array
17083 (UNITS_PER_SIMD_WORD): Add VSX support.
17084 (MODES_TIEABLE_P): Ditto.
17085 (STARTING_FRAME_OFFSET): Ditto.
17086 (STACK_DYNAMIC_OFFSET): Ditto.
17087 (EPILOGUE_USES): Ditto.
17088 (REGNO_REG_CLASS): Move to array lookup.
17089 (CLASS_MAX_NREGS): Ditto.
17090 (rs6000_vector_reg_class): Add declaration.
17091 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
17092 overlap with the floating point and Altivec registers.
17094 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
17096 * config/rs6000/driver-rs6000.c (asm_names): New static array to
17097 give the appropriate asm switches if -mcpu=native.
17098 (host_detect_local_cpu): Add support for "asm".
17099 (host_detect_local_cpu): Follow GNU code guidelines for name.
17101 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
17102 -mbit-word to a variable instead of being a target mask.
17104 * config/rs6000/sync.md (lwsync): If the assembler supports it,
17105 emit the lwsync instruction instead of emitting the instruction as
17106 an integer constant.
17108 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
17109 fixuns_trundfsi2, move expander into rs6000.md.
17111 * config/rs6000/rs6000.md (cpu): Add power7.
17112 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
17113 (logical predicate patterns): Change the single instruction
17114 primitives that set CR0 to be fast_compare instead of compare.
17116 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
17117 (popcntddi2): Ditto.
17118 (popcount<mode>): Ditto.
17119 (floating multiply/add insns): Name the floating point
17120 multiply/add insns.
17121 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
17122 (isel_unsigned_<mode>): Ditto.
17123 (fixuns_trundfsi2): Move expander here from spe.md.
17124 (smindi3): Define if we have -misel on 64-bit systems.
17129 2009-06-23 Anatoly Sokolov <aesok@post.ru>
17131 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
17133 * config/avr/avr.c (avr_current_device): New variable.
17134 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
17135 (avr_arch, mcu_type_s): Move to avr.h.
17136 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
17137 default_data_section_start fields.
17138 (avr_arch): Moved from avr.c.
17139 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
17140 library_name fields.
17141 (avr_current_device, avr_mcu_types, avr_arch_types,
17142 avr_device_to_arch, avr_device_to_data_start,
17143 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
17144 (EXTRA_SPEC_FUNCTIONS): Define.
17145 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
17146 options mapping. Use device_to_arch and device_to_data_start insted.
17147 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
17148 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
17149 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
17150 * config/avr/driver-avr.c: New file.
17151 * config/avr/avr-devices.c: New file.
17153 2009-06-23 Jakub Jelinek <jakub@redhat.com>
17155 * var-tracking.c (unshare_variable): Force initialized to
17156 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
17157 (set_variable_part): Likewise.
17158 (struct variable_union_info): Remove pos_src field.
17159 (vui_vec, vui_allocated): New variables.
17160 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
17161 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
17162 == 1 use a simpler sorting algorithm. Compute pos field right
17163 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
17164 Avoid quadratic comparison if !flag_var_tracking_uninit.
17165 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
17166 unshare_variable unconditionally.
17167 (dataflow_set_different_2): Removed.
17168 (dataflow_set_different): Don't traverse second hash table.
17169 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
17170 unconditionally to var_reg_set or var_mem_set.
17171 (emit_notes_in_bb): Likewise.
17172 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
17174 (emit_note_insn_var_location): Don't set initialized to
17175 VAR_INIT_STATUS_INITIALIZED early.
17176 (vt_finalize): Free vui_vec if needed, clear vui_vec and
17178 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
17180 * tree-object-size.c (addr_object_size): Instead of checking
17181 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
17182 are no FIELD_DECLs following it.
17184 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
17186 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
17187 order to match bswaps with signed source operands.
17189 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17191 * sdbout.c (sdbout_one_type): Fix braces in switch.
17193 2009-06-23 Richard Guenther <rguenther@suse.de>
17195 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
17197 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
17198 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
17199 var_callused, callused_tree, var_storedanything, storedanything_tree,
17200 var_integer, integer_tree): Remove global variables.
17201 (new_var_info): Do not pass new id, append the new var to the
17202 global variable vector.
17203 (do_ds_constraint): Use is_global_var member of the variable-info.
17204 (new_scalar_tmp_constraint_exp): Adjust.
17205 (create_function_info_for): Likewise.
17206 (create_variable_info_for): Likewise.
17207 (find_what_var_points_to): Remove dead code.
17208 (init_base_vars): Simplify.
17209 (compute_points_to_sets): Adjust.
17211 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
17213 * combine.c (try_combine): Dump information about the insns we're
17216 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
17218 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
17219 check when calling force_to_mode on TRUNCATE's operand.
17221 2009-06-22 Ian Lance Taylor <iant@google.com>
17223 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
17225 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
17227 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
17229 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17231 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
17232 override library linkage flags such as -static-libgcc or
17235 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
17237 * config/m68k/m68k-devices.def: Add line for MCF5221x.
17239 2009-06-22 Ian Lance Taylor <iant@google.com>
17241 * config/linux.opt: Put mglibc ahead of muclibc.
17243 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
17244 for duplicate decls.
17246 2009-06-22 Matthias Klose <doko@ubuntu.com>
17248 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
17250 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
17253 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
17254 instead of NULL if a parser error occurs.
17256 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17258 * dwarf2out.c (dwarf2_debug_hooks): Initialize
17259 non-DWARF2_DEBUGGING_INFO version.
17261 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
17263 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
17264 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
17266 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
17267 (LIBGCC2_TF_CEXT): Define.
17270 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17273 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
17275 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17277 * config/arm/arm.c (arm_override_options): Disable
17278 -mcaller-super-interworking and -mcallee-super-interworking.
17279 * doc/invoke.texi (ARM Options): Document this.
17281 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
17283 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
17284 * config/arm/constraints.md (j): New constraint for movw operands.
17285 (N): Remove thumb2 meaning.
17286 * config/arm/arm.md (*arm_movw): Delete.
17287 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
17288 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
17289 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
17291 2009-06-22 Martin Jambor <mjambor@suse.cz>
17293 PR tree-optimization/40492
17294 * tree-sra.c (sra_modify_assign): Pass zero offsets to
17295 build_ref_for_offset.
17297 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
17299 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
17300 JUMP_TABLE_DATA_P predicates where applicable.
17301 * auto-inc-dec.c: Ditto.
17302 * builtins.c: Ditto.
17303 * caller-save.c: Ditto.
17305 * cfgcleanup.c: Ditto.
17306 * cfglayout.c: Ditto.
17308 * combine.c: Ditto.
17309 * combine-stack-adj.c: Ditto.
17313 * df-scan.c: Ditto.
17315 * dwarf2asm.c: Ditto.
17316 * dwarf2out.c: Ditto.
17317 * emit-rtl.c: Ditto.
17323 * function.c: Ditto.
17326 * genpreds.c: Ditto.
17327 * genrecog.c: Ditto.
17329 * ira-costs.c: Ditto.
17330 * ira-lives.c: Ditto.
17332 * loop-iv.c: Ditto.
17333 * lower-subreg.c: Ditto.
17334 * modulo-sched.c: Ditto.
17336 * postreload.c: Ditto.
17337 * print-rtl.c: Ditto.
17339 * reginfo.c: Ditto.
17340 * regmove.c: Ditto.
17341 * reload1.c: Ditto.
17344 * rtlanal.c: Ditto.
17346 * sched-vis.c: Ditto.
17348 * sel-sched-ir.c: Ditto.
17349 * simplify-rtx.c: Ditto.
17350 * targhooks.c: Ditto.
17351 * var-tracking.c: Ditto.
17352 * vmsdbgout.c: Ditto.
17354 2009-06-22 Matthias Klose <doko@ubuntu.com>
17356 * Makefile.in (install-plugin): Always use DESTDIR.
17358 2009-06-22 Olivier Hainque <hainque@adacore.com>
17360 * config/pa/pa.c (output_call): Don't optimize post call jumps
17361 into return address adjustments if the call may throw.
17363 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
17365 * arm.c (thumb1_output_casesi): New function.
17366 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
17367 optimizing for size or PIC.
17368 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
17369 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
17370 (casesi): Handle Thumb-1 when optimizing for size or PIC.
17371 (thumb1_casesi_internal_pic): New expand rule.
17372 (thumb1_casesi_dispatch): New pattern.
17373 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
17375 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
17376 in the text seciton when PIC or optimizing for size.
17377 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
17378 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
17379 preservation properties of code.
17380 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
17381 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
17382 (__gnu_thumb1_case_si): New function.
17383 * t-arm (LIB1ASMSRC): Define here.
17384 (LIB1ASMFUNCS): Add some common functions.
17385 * t-arm-elf (LIB1ASMSRC): Delete.
17386 (LIB1ASMFUNCS): Append to existing set.
17387 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
17388 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
17389 * t-symbian (LIB1ASMFUNCS): Likewise.
17390 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
17391 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
17393 2009-06-21 Richard Guenther <rguenther@suse.de>
17395 PR tree-optimization/38729
17396 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
17397 to loops with a single exit if -fno-expensive-optimizations.
17399 2009-06-21 Jakub Jelinek <jakub@redhat.com>
17401 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
17402 (dataflow_set): Change vars type from htab_t to shared_hash.
17403 (shared_hash_pool, empty_shared_hash): New variables.
17404 (vars_clear): Removed.
17405 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
17406 shared_hash_find_slot_unshare, shared_hash_find_slot,
17407 shared_hash_find_slot_noinsert, shared_hash_find): New
17409 (shared_hash_unshare, shared_hash_destroy): New functions.
17410 (unshare_variable): Unshare set->vars if shared, use
17412 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
17413 (get_init_value, find_src_set_src, dump_dataflow_set,
17414 clobber_variable_part, emit_notes_for_differences): Use
17416 (dataflow_set_init): Remove second argument, set vars to
17417 empty_shared_hash instead of creating a new htab.
17418 (dataflow_set_clear): Call shared_hash_destroy and set vars
17419 to empty_shared_hash instead of calling vars_clear.
17420 (dataflow_set_copy): Don't call vars_copy, instead just share
17421 the src htab with dst.
17422 (variable_union): Use shared_hash_*, use initially NO_INSERT
17423 lookup if set->vars is shared. Don't keep slot cleared before
17424 calling unshare_variable. Unshare set->vars if needed.
17425 Even ->refcount == 1 vars must be unshared if set->vars is shared
17426 and var needs to be modified.
17427 (variable_canonicalize): New function.
17428 (dataflow_set_union): If dst->vars is empty, just share src->vars
17429 with dst->vars and traverse with variable_canonicalize to canonicalize
17430 and unshare what is needed.
17431 (dataflow_set_different): If old_set and new_set use the same shared
17432 htab, they aren't different. If number of htab elements is different,
17433 htabs are different. Use shared_hash_*.
17434 (dataflow_set_destroy): Call shared_hash_destroy instead of
17436 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
17437 second argument to dataflow_set_init.
17438 (vt_initialize): Likewise. Initialize shared_hash_pool and
17439 empty_shared_hash, move bb in/out initialization afterwards.
17440 Use variable_htab_free instead of NULL as changed_variables del hook.
17441 (variable_was_changed): Change type of second argument to pointer to
17442 dataflow_set. When inserting var into changed_variables, bump
17443 refcount. Unshare set->vars if set is shared htab and slot needs to
17445 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
17446 lookup if set->vars is shared. Unshare set->vars if needed.
17447 Even ->refcount == 1 vars must be unshared if set->vars is shared
17448 and var needs to be modified. Adjust variable_was_changed caller.
17449 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
17450 vars must be unshared if set->vars is shared and var needs to be
17451 modified. Adjust variable_was_changed caller.
17452 (emit_note_insn_var_location): Don't pool_free var.
17453 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
17455 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
17456 free_alloc_pool on shared_hash_pool.
17458 2009-06-20 Anthony Green <green@moxielogic.com>
17460 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
17461 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
17463 2009-06-20 Richard Guenther <rguenther@suse.de>
17465 * tree-ssa-structalias.c (find_func_aliases): For memset use
17466 a constraint from NULL if we memset to zero.
17467 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
17468 we explicitly handle that do not read from memory.
17469 (call_may_clobber_ref_p_1): Properly handle builtins that may
17472 2009-06-20 Richard Guenther <rguenther@suse.de>
17474 PR tree-optimization/40495
17475 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
17476 (new_scalar_tmp_constraint_exp): New function.
17477 (process_constraint): Do not create temporary decls.
17478 (process_all_all_constraints): Likewise.
17479 (handle_const_call): Likewise.
17480 (create_function_info_for): Do not set decl.
17482 2009-06-19 Ian Lance Taylor <iant@google.com>
17484 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
17485 (rs6000_attribute_table): Make static; move before use.
17487 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
17489 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
17490 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
17491 Propagate the TREE_READONLY flag without overwriting it.
17492 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
17493 Propagate the TREE_READONLY flag onto the result.
17494 (process_call_operands): Move around. Use correct constant value.
17496 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17499 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
17500 * config/arm/arm.md: Likewise.
17502 2009-06-19 Ian Lance Taylor <iant@google.com>
17504 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
17505 to GIMPLE_ERROR_MARK.
17507 * c-typeck.c (build_conditional_expr): Add op1_original_type and
17508 op2_original_type parameters. Warn about using different enum types.
17509 * c-parser.c (c_parser_conditional_expression): Pass original
17510 types to build_conditional_expr.
17511 * c-tree.h (build_conditional_expr): Update declaration.
17513 2009-06-19 Ian Lance Taylor <iant@google.com>
17515 * config/i386/i386.c (ix86_function_specific_save): Test that
17516 fields match values, rather than testing the values are in a
17519 2009-06-19 Richard Guenther <rguenther@suse.de>
17521 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
17522 ADDR_EXPR pointers.
17523 (ptr_derefs_may_alias_p): Likewise.
17524 (ptr_deref_may_alias_ref_p_1): New function.
17525 (ptr_deref_may_alias_ref_p): Likewise.
17526 (ref_maybe_used_by_call_p_1): Handle builtins that are not
17527 covered by looking at the ESCAPED solution.
17528 (call_may_clobber_ref_p_1): Likewise.
17529 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
17530 Handle NULL_TREE offset. Do not produce redundant constraints.
17531 (process_all_all_constraints): New helper function.
17532 (do_structure_copy): Use it.
17533 (handle_lhs_call): Likewise.
17534 (find_func_aliases): Handle some builtins with pointer arguments
17535 and/or return values explicitly.
17537 2009-06-19 Ian Lance Taylor <iant@google.com>
17539 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
17541 2009-06-19 Ian Lance Taylor <iant@google.com>
17543 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
17545 2009-06-19 Ian Lance Taylor <iant@google.com>
17547 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
17548 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
17551 * c-decl.c (finish_decl): If -Wc++-compat, warn about
17552 uninitialized const.
17554 2009-06-19 Ian Lance Taylor <iant@google.com>
17556 * dse.c (struct store_info): Rename bitmap field to bmap. Change
17559 * c-decl.c (in_struct, struct_types): Remove.
17560 (struct c_binding): Add in_struct field.
17561 (c_binding_ptr): Define type, along with VEC.
17562 (struct c_struct_parse_info): Define.
17563 (struct_parse_info): New static variable.
17564 (bind): Initialize in_struct field.
17565 (start_struct): Remove enclosing_in_struct and
17566 enclosing_struct_types parameters. Add
17567 enclosing_struct_parse_info parameter. Change all callers. Set
17568 struct_parse_info rather than in_struct and struct_types.
17569 (grokfield): If -Wc++-compat and there is a symbol binding for the
17570 field name, set the in_struct flag and push it on the
17571 struct_parse_info->fields vector.
17572 (warn_cxx_compat_finish_struct): New static function.
17573 (finish_struct): Remove enclosing_in_struct and
17574 enclosing_struct_types parameters. Add
17575 enclosing_struct_parse_info parameter. Change all callers. Don't
17576 set C_TYPE_DEFINED_IN_STRUCT here. Call
17577 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
17578 parameter. Only push on struct_types if warn_cxx_compat.
17579 (finish_enum): Only push on struct_types if warn_cxx_compat.
17580 (declspecs_add_type): Add loc parameter. Change all callers.
17581 Change all error calls to error_at. Pass loc, not input_location,
17582 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
17583 defined in a struct. If -Wc++-compat and parsing a struct, record
17584 that a typedef name was used.
17585 * c-parser.c (c_parser_declspecs): Get location to pass to
17586 declspecs_add_type.
17587 (c_parser_struct_or_union_specifier): Update calls to start_struct
17589 * c-tree.h (struct c_struct_parse_info): Declare.
17590 (finish_struct, start_struct): Update declarations.
17591 (declspecs_add_type): Update declaration.
17593 2009-06-19 Ian Lance Taylor <iant@google.com>
17595 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
17596 variable with an anonymous type.
17598 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
17600 * see.c: Remove for real.
17602 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
17604 * optabs.h (enum optab_index): Add new OTI_significand.
17605 (significand_optab): Define corresponding macro.
17606 * optabs.c (init_optabs): Initialize significand_optab.
17607 * genopinit.c (optabs): Implement significand_optab using
17608 significand?f2 patterns.
17609 * builtins.c (expand_builtin_mathfn): Handle
17610 BUILT_IN_SIGNIFICAND{,F,L}.
17611 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
17612 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
17614 * config/i386/i386.md (significandxf2, significand<mode>2): New
17615 expanders to implement significandf, significand and significandl
17616 built-ins as inline x87 intrinsics.
17618 2009-06-18 Anatoly Sokolov <aesok@post.ru>
17620 * config/avr/avr.c (avr_override_options): Remove setting value of
17621 PARAM_INLINE_CALL_COST.
17623 2009-06-18 Richard Henderson <rth@redhat.com>
17626 * tree-pass.h (TDF_ASMNAME): New.
17627 * tree-dump.c (dump_options): Add asmname.
17628 * doc/invoke.texi: Document it.
17630 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
17631 (dump_decl_name): ...here.
17632 (dump_function_name): New flags arg; mind TDF_ASMNAME.
17633 (dump_generic_node): Update dump_function_name calls.
17634 (print_call_name): New flags arg; update all dump calls.
17635 * diagnostic.h (print_call_name): Update.
17636 * gimple-pretty-print.c (dump_gimple_call): Update.
17638 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
17641 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
17643 2009-06-18 Diego Novillo <dnovillo@google.com>
17645 * doc/plugins.texi: Document plugin_is_GPL_compatible.
17646 * plugin.c (str_license): Declare.
17647 (try_init_one_plugin): Assert that the symbol
17648 'plugin_is_GPL_compatible' exists.
17650 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
17653 * Makefile.in (OBJS-common): Remove see.o.
17655 * common.opt (fsee): Mark as preserved for backward compatibility.
17656 * opts.c (common_handle_option): Add OPT_fsee to the backward
17657 compatibility section.
17658 * passes.c (init_optimization_passes, pass_see): Remove pass.
17659 * timevar.def (TV_SEE): Remove.
17660 * tree-pass.h (pass_see): Remove declaration.
17661 * doc/invoke.texi (-fsee): Remove documentation.
17663 2009-06-18 Martin Jambor <mjambor@suse.cz>
17665 * tree-sra.c: Include statistics.h
17666 (sra_stats): New variable.
17667 (sra_initialize): Clear sra_stats.
17668 (create_access_replacement): Increment sra_stats.replacements.
17669 (get_access_replacement): Do not return twice.
17670 (analyze_all_variable_accesses): Increment statistics counter by the
17671 number of scalarized aggregates.
17672 (generate_subtree_copies): Increment sra_stats.subtree_copies.
17673 (sra_modify_expr): Increment sra_stats.exprs.
17674 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
17675 (sra_modify_assign): Increment sra_stats.exprs,
17676 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
17677 (perform_intra_sra): Update statistics counters.
17678 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
17680 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
17682 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
17683 (arm_scalar_mode_supported_p): New function.
17685 2009-06-18 Paul Brook <paul@codesourcery.com>
17686 Sandra Loosemore <sandra@codesourcery.com>
17688 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
17689 (__extendhfsf2, __truncsfhf2): Define.
17690 * config/arm/fp16.c: New file.
17691 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
17692 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
17694 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
17696 * doc/extend.texi (Half-Precision): New section.
17697 * doc/invoke.texi (Option Summary): List -mfp16-format.
17698 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
17699 * config/arm/arm.opt (mfp16-format=): New.
17700 * config/arm/arm.c: Include intl.h.
17701 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
17702 (TARGET_INVALID_RETURN_TYPE): Redefine.
17703 (TARGET_PROMOTED_TYPE): Redefine.
17704 (TARGET_CONVERT_TO_TYPE): Redefine.
17705 (arm_fp16_format): Define.
17706 (all_fpus): Add entry for neon-fp16.
17707 (fp_model_for_fpu): Likewise.
17708 (struct fp16_format): Declare.
17709 (all_fp16_formats): Define.
17710 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
17712 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
17714 (arm_legitimate_index_p): Treat HFmode like HImode.
17715 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
17716 (coproc_secondary_reload_class): Special-case HFmode.
17717 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
17718 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
17719 (arm_init_fp16_builtins): New.
17720 (arm_init_builtins): Call it.
17721 (arm_invalid_parameter_type): New.
17722 (arm_invalid_return_type): New.
17723 (arm_promoted_type): New.
17724 (arm_convert_to_type).
17725 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
17727 (arm_emit_fp16_const): New function.
17728 (arm_mangle_type): Mangle __fp16 as "Dh".
17729 * config/arm/arm.h (TARGET_VFPD32): Make it know about
17731 (TARGET_NEON_FP16): New.
17732 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
17733 (enum fputype): Add FPUTYPE_NEON_FP16.
17734 (enum arm_fp16_format_type): Declare.
17735 (arm_fp16_format): Declare.
17736 (LARGEST_EXPONENT_IS_NORMAL): Define.
17737 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
17738 * config/arm/arm-modes.def (HFmode): Define.
17739 * config/arm/vfp.md (*movhf_vfp): New.
17740 (extendhfsf2): New.
17742 * config/arm/arm.md (fpu): Add neon_fp16.
17743 (floatsihf2, floatdihf2): New.
17744 (fix_trunchfsi2, fix_trunchfdi2): New.
17746 (extendhfdf2): New.
17748 (*arm32_movhf): New.
17749 (*thumb1_movhf): New.
17750 (consttable_2): Add check for HFmode constants.
17751 (consttable_4): Handle HFmode constants.
17753 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
17755 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
17757 2009-06-17 Olivier Hainque <hainque@adacore.com>
17759 * collect2.c (main): Use CONST_CAST2 to perform char ** to
17760 const char ** conversion in AIX specific section.
17762 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
17764 * config/i386/i386.c (ix86_special_builtin_type): Remove
17765 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
17766 (bdesc_special_args): Updated.
17767 (ix86_init_mmx_sse_builtins): Likewise.
17768 (ix86_expand_special_args_builtin): Likewise.
17770 2009-06-17 Richard Henderson <rth@redhat.com>
17772 * tree-pretty-print.c (maybe_dump_asm_name): New.
17773 (dump_decl_name): Use it.
17774 (PRINT_FUNCTION_NAME): Merge into...
17775 (dump_function_name): ... here. Use maybe_dump_asm_name.
17777 2009-06-17 Cary Coutant <ccoutant@google.com>
17779 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
17781 * debug.c (struct gcc_debug_hooks): Change placeholder for
17783 (debug_nothing_int_charstar_int): Replaced by...
17784 (debug_nothing_int_charstar_int_bool): ...this.
17785 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
17786 source_line prototype.
17787 (debug_nothing_int_charstar_int): Replaced by...
17788 (debug_nothing_int_charstar_int_bool): ...this.
17789 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
17790 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
17791 Output is_stmt operand when necessary.
17792 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
17793 (notice_source_line): Add is_stmt parameter.
17794 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
17795 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
17797 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
17798 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
17800 2009-06-17 Ian Lance Taylor <iant@google.com>
17802 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
17804 (struct store_by_pieces_d): Rename from store_by_pieces. Change
17807 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
17809 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
17810 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
17811 tree_strip_sign_nop_conversions and
17812 tree_ssa_strip_useless_type_conversions rather than stripping
17813 the operations here.
17814 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
17816 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
17817 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
17818 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
17819 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
17822 2009-06-17 Michael Eager <eager@eagercon.com>
17824 * config/rs6000/constraints.md (register_constraint "d"): New.
17825 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
17826 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
17827 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
17828 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
17829 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
17830 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
17831 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
17832 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
17833 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
17834 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
17836 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
17837 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
17838 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
17839 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
17840 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
17841 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
17842 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
17843 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
17844 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
17845 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
17846 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
17847 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
17848 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
17849 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
17851 2009-06-16 Ian Lance Taylor <iant@google.com>
17853 * profile.c (total_num_never_executed): Don't define.
17854 (compute_branch_probabilities): Don't count or print
17855 num_never_executed.
17856 (init_branch_prob): Don't set total_num_never_executed.
17857 (end_branch_prob): Don't print total_num_never_executed.
17859 2009-06-17 David Daney <ddaney@caviumnetworks.com>
17861 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
17863 2009-06-17 David Edelsohn <edelsohn@gnu.org>
17865 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
17866 (nabstd2_fpr): Same.
17868 2009-06-17 Steve Ellcey <sje@cup.hp.com>
17870 * expr.c (expand_assignment): Change complex type check.
17872 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
17874 * doc/plugins.texi (Building GCC plugins): Added new section.
17876 2009-06-17 Ian Lance Taylor <iant@google.com>
17878 * c-pch.c (get_ident): Don't set size of templ array.
17879 (pch_init): Don't set size of partial_pch array.
17881 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
17882 string constant to intialize an array whose size is the length of
17885 2009-06-17 Richard Guenther <rguenther@suse.de>
17887 PR tree-optimization/40389
17888 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
17889 to addressable types.
17890 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
17892 2009-06-17 Richard Guenther <rguenther@suse.de>
17894 PR middle-end/40460
17895 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
17896 if there is no evolution of left in the loop bail out.
17897 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
17898 chrec_fold_multiply.
17900 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
17901 Janis Johnson <janis187@us.ibm.com>
17904 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
17905 for the symbol ref of a constant that is the source of a move
17906 - nor for any other not-obvious-label-ref constants.
17908 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
17910 * plugin.c (position_pass): Skip newly inserted pass during list
17911 traversal to avoid repeated insertion.
17913 2009-06-16 Ian Lance Taylor <iant@google.com>
17915 * vec.h (VEC_stack_alloc): Define different version if
17916 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
17917 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
17918 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
17919 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
17921 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
17923 * config.gcc (extra_headers): Add ia32intrin.h for x86.
17925 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
17926 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
17927 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
17928 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
17929 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
17930 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
17931 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
17932 (bdesc_special_args): Add __builtin_ia32_rdtsc and
17933 __builtin_ia32_rdtscp.
17934 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
17935 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
17936 and __builtin_ia32_rorhi.
17937 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
17938 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
17939 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
17940 (ix86_expand_args_builtin): Likewise.
17941 (ix86_expand_special_args_builtin): Likewise.
17943 * config/i386/i386.md (UNSPECV_RDTSCP): New.
17944 (UNSPECV_RDTSC): Likewise.
17945 (UNSPECV_RDPMC): Likewise.
17946 (*bsr): Renamed to ...
17948 (*bsr_rex64): Renamed to ...
17951 (*rdpmc): Likewise.
17952 (*rdpmc_rex64): Likewise.
17954 (*rdtsc): Likewise.
17955 (*rdtsc_rex64): Likewise.
17956 (rdtscp): Likewise.
17957 (*rdtscp): Likewise.
17958 (*rdtscp_rex64): Likewise.
17960 * config/i386/ia32intrin.h: New.
17962 * config/i386/x86intrin.h: Include <ia32intrin.h>.
17964 2009-06-16 Ian Lance Taylor <iant@google.com>
17966 * ira-build.c (copy_info_to_removed_store_destinations):
17967 Initialize parent_a.
17969 2009-06-16 Ian Lance Taylor <iant@google.com>
17971 * c-decl.c (grokdeclarator): Change size_varies to bool.
17973 2009-06-16 Ian Lance Taylor <iant@google.com>
17975 * sel-sched.c: Make forward declarations of move_op_hooks and
17976 fur_hooks explicitly extern.
17978 2009-06-16 Ian Lance Taylor <iant@google.com>
17980 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
17981 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
17983 2009-06-16 Ian Lance Taylor <iant@google.com>
17985 * resource.c (mark_referenced_resources): Change
17986 include_delayed_effects parameter to bool. Change all callers.
17987 (mark_end_of_function_resources): Likewise.
17988 * reorg.c (insn_references_resource_p): Likewise.
17989 (insn_sets_resource_p): Likewise.
17990 * resource.h (mark_referenced_resources): Update declaration.
17991 (mark_end_of_function_resources): Update declaration.
17993 2009-06-16 David Edelsohn <edelsohn@gnu.org>
17995 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
17997 2009-06-16 David Edelsohn <edelsohn@gnu.org>
17999 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
18000 GCC can bootstrap on AIX with GNU Binutils 2.20.
18002 2009-06-16 Ian Lance Taylor <iant@google.com>
18004 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
18006 2009-06-16 Ian Lance Taylor <iant@google.com>
18008 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
18009 inline, not extern inline.
18010 (exact_log2): Likewise.
18011 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
18013 (exact_log2): Likewise, but don't test CTZ_HWI.
18015 2009-06-16 Ian Lance Taylor <iant@google.com>
18017 * bitmap.c (bitmap_clear): Don't declare as inline.
18018 * gimple.c (gimplify_assign): Likewise.
18019 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
18020 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
18021 (sched_scan_info): Remove duplicate definition.
18023 2009-06-16 Ian Lance Taylor <iant@google.com>
18025 * c-common.c (skip_evaluation): Don't define.
18026 (c_inhibit_evaluation_warnings): Define global variable.
18027 (overflow_warning): Check c_inhibit_evaluation_warnings rather
18028 than skip_evaluation.
18029 (convert_and_check, warn_for_div_by_zero): Likewise.
18030 * c-common.h (skip_evaluation): Don't declare.
18031 (c_inhibit_evaluation_warnings): Declare.
18032 * c-parser.c (c_parser_typeof_specifier): Set
18033 c_inhibit_evaluation_warnings rather than skip_evaluation.
18034 (c_parser_conditional_expression): Likewise.
18035 (c_parser_binary_expression): Likewise.
18036 (c_parser_sizeof_expression): Likewise.
18037 (c_parser_alignof_expression): Likewise.
18038 * c-typeck.c (build_indirect_ref): Check
18039 c_inhibit_evaluation_warnings rather than skip_evaluation.
18040 (build_conditional_expr, build_binary_op): Likewise.
18042 2009-06-16 Richard Guenther <rguenther@suse.de>
18044 * tree-ssa-alias.c (is_escape_site): Remove.
18045 * tree-ssa-alias.h (enum escape_type): Remove.
18046 (is_escape_site): Likewise.
18047 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
18048 via casts and asms without deferring to is_escape_site.
18050 2009-06-16 Jakub Jelinek <jakub@redhat.com>
18052 PR middle-end/40446
18053 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
18054 use gen_lowpart if op0 has complex mode.
18056 2009-06-16 Richard Guenther <rguenther@suse.de>
18058 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
18059 variables add them to ESCAPED.
18060 (find_func_aliases): Do not make all indirectly stored values escaped.
18062 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
18064 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
18065 make_decl_one_only.
18067 2009-06-16 Martin Jambor <mjambor@suse.cz>
18069 PR tree-optimization/40432
18070 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
18071 check whether we need to force gimple register operand.
18073 2009-06-16 Martin Jambor <mjambor@suse.cz>
18075 PR tree-optimization/40413
18076 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
18077 build_ref_for_offset.
18078 (propagate_subacesses_accross_link): Fix a typo in a comment.
18080 2009-06-16 Ira Rosen <irar@il.ibm.com>
18082 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
18083 with additional parameter.
18084 * tree-vectorizer.h (enum vect_def_type): Add new value
18086 (enum vect_relevant): Add comments.
18087 (vect_is_simple_reduction): Add new argument.
18088 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
18089 Detect nested cycles.
18090 (vect_is_simple_reduction): Update documentation, add an argument to
18091 distinguish inner-loop reduction from nested cycle, detect nested
18092 cycles, fix printings and indentation, don't swap operands in case
18094 (get_initial_def_for_reduction): Handle subtraction.
18095 (vect_create_epilog_for_reduction): Add new argument to specify
18096 reduction variable.
18097 (vect_finalize_reduction): Handle subtraction, fix comments.
18098 (vectorizable_reduction): Handle nested cycles. In case of nested
18099 cycle keep track of the reduction variable position. Call
18100 vect_is_simple_reduction with additional parameter. Use original
18101 statement code in reduction epilogue for nested cycle. Call
18102 vect_create_epilog_for_reduction with additional parameter.
18103 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
18104 inner-loop vectorization.
18105 (vect_recog_widen_sum_pattern): Likewise.
18106 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
18108 (vect_mark_stmts_to_be_vectorized): Likewise.
18109 (vect_get_vec_def_for_operand): Handle nested cycles.
18111 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18113 * doc/invoke.texi (Debugging Options): Fix option index entries
18114 for -fdump-statistics, -frandom-seed add entries for
18115 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
18116 (FRV Options): Fix entries for -mTLS, -mtls.
18117 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
18118 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
18119 (M68hc1x Options): Fix @itemx for -mnominmax.
18120 (MCore Options): Fix entry for -mno-lsim.
18121 (MMIX Options): Fix entry for -mabi=mmixware.
18122 (PDP-11 Options): Fix entry for -mbcopy-builtin.
18124 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
18126 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
18127 Mention the plugin mode of gengtype.
18128 * doc/gty.texi (Source Files Containing Type Information): Likewise.
18129 * gengtype.c: Updated copyright.
18130 (plugin_files, nb_plugin_files) Added new static variables.
18131 (measure_input_list) Care about plugin_files.
18132 (write_rtx_next): Added early return in plugin mode.
18133 (create_file): Updated copyright year in generated file. Added
18135 (oprintf): Added early return if NULL outf.
18136 (get_output_file_with_visibility): Care of plugin_files.
18137 (get_output_file_name): May return null.
18138 (write_local): Added early return.
18139 (put_mangled_filename): Ditto.
18140 (finish_root_table): Added check for base_files.
18141 (write_roots): Care about null when plugins.
18142 (main): Added plugin mode.
18144 2009-06-15 Ian Lance Taylor <iant@google.com>
18146 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
18147 * gcov.c (read_count_file): Add braces around variables declared
18150 * c.opt (Wjump-misses-init): New warning.
18151 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
18152 -Wall and -Wc++-compat if not already set.
18153 (c_common_post_options): Clear warn_jump_misses_init if it was not
18155 * c-decl.c (struct c_binding): Change type field to a union with
18156 new label field. Make it the first field in the struct. Update
18157 references to type to use u.type instead.
18158 (struct c_spot_bindings): Define.
18159 (struct c_goto_bindings): Define.
18160 (c_goto_bindings_p): Define, along with VECs.
18161 (struct c_label_vars): Define.
18162 (struct c_scope): Add has_label_bindings field.
18163 (bind_label, set_spot_bindings): New static functions.
18164 (decl_jump_unsafe, update_spot_bindings): New static functions.
18165 (update_label_decls): New static function.
18166 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
18167 Update binding u.label field to shadowed field.
18168 (c_binding_start_stmt_expr): New function.
18169 (c_binding_end_stmt_expr): New function.
18170 (pushdecl): Don't call c_begin_vm_scope.
18171 (make_label): Add defining and p_label_vars parameters. Change
18173 (lookup_label): Correct test for whether a label has not yet been
18174 defined. Call bind_label rather than bind.
18175 (warn_about_goto): New static function.
18176 (lookup_label_for_goto): New function.
18177 (declare_label): Call bind_label rather than bind.
18178 (check_earlier_gotos): New static function.
18179 (define_label): Don't give errors about jumping into statement
18180 expressions or scopes of variably modified types. Call
18181 set_spot_bindings and check_earlier_gotos. Call bind_label
18182 instead of bind. Don't set label_context_stack_se or
18183 label_context_stack_vm.
18184 (c_get_switch_bindings): New function.
18185 (c_release_switch_bindings): New function.
18186 (c_check_switch_jump_warnings): New function.
18187 (start_function): Don't set label_context_stack_se or
18188 label_context_stack_vm.
18189 (finish_function): Likewise.
18190 * c-typeck.c (label_context_stack_se): Don't define.
18191 (label_context_stack_vm): Don't define.
18192 (c_finish_goto_label): Call lookup_label_for_goto rather than
18193 lookup_label. Don't give errors about jumping into a statement
18194 expression or the scope of a variably modified type. Don't set
18195 label_context_stack_se or label_context_stack_vm.
18196 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
18197 fields. Add bindings field.
18198 (c_start_case): Don't set deleted fields. Set bindings field.
18199 (do_case): Rework order of tests. Don't check blocked_stmt_expr
18200 or blocked_vm. Call c_check_switch_jump_warnings.
18201 (c_finish_case): Don't test blocked_stmt_expr field. Call
18202 c_release_switch_bindings.
18203 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
18204 c_switch_stack. Don't walk label_context_stack_se labels. Don't
18205 set label_context_stack_se. Call c_bindings_start_stmt_expr.
18206 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
18207 c_switch_stack. Don't walk label_context_stack_se labels. Don't
18208 set label_context_stack_se. Call c_bindings_end_stmt_expr.
18209 (c_begin_vm_scope, c_end_vm_scope): Don't define.
18210 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
18211 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
18212 (C_DECL_UNJUMPABLE_VM): Don't define.
18213 (C_DECL_UNDEFINABLE_VM): Don't define.
18214 (struct c_label_list): Don't define.
18215 (struct c_label_context_se): Don't define.
18216 (struct c_label_context_vm): Don't define.
18217 (struct c_spot_bindings): Declare.
18218 (c_bindings_start_stmt_expr): Declare.
18219 (c_bindings_end_stmt_expr): Declare.
18220 (lookup_label_for_goto): Declare.
18221 (c_get_switch_bindings, c_release_switch_bindings): Declare.
18222 (c_check_switch_jump_warnings): Declare.
18223 (label_context_stack_se, label_context_stack_vm): Don't declare.
18224 (c_finish_goto_label): Update declaration.
18225 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
18226 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
18227 (Warning Options): Document -Wjump-misses-init.
18229 2009-06-15 Jakub Jelinek <jakub@redhat.com>
18231 * tree-object-size.c (addr_object_size): Fix a pasto in the last
18234 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
18236 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
18238 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
18240 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
18242 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
18244 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
18246 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
18248 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
18249 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
18250 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
18251 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
18252 * dwarf2asm.c (dw2_force_const_mem): Update call to
18253 make_decl_one_only.
18254 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
18255 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
18256 * langhooks.c (lhd_comdat_group): Remove.
18257 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
18258 * tree.h (DECL_COMDAT_GROUP): New.
18259 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
18260 (tree_decl_with_vis): Add comdat_group. Remove one_only.
18261 (make_decl_one_only): Change signature.
18262 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
18263 make_decl_one_only.
18264 (make_decl_one_only): Change signature.
18265 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
18267 2009-06-15 Richard Guenther <rguenther@suse.de>
18269 PR middle-end/40439
18270 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
18272 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18274 * tree-ssa-math-opts.c: Remove extra divide.
18276 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18278 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
18280 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18282 * passes.c: Add bswap pass.
18283 * tree-pass.h: Add pass_optimize_bswap declaration.
18284 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
18285 Include rtl.h, expr.h and optabs.h for optab_handler check.
18286 (struct symbolic_number, pass_optimize_bswap): New definition.
18287 (do_shift_rotate, verify_symbolic_number_p): New functions.
18288 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
18289 (gate_optimize_bswap): New function.
18290 * tree.c (widest_int_cst_value): New function.
18291 * tree.h (widest_int_cst_value): Prototype added.
18293 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
18295 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
18296 REG_EQUAL/REG_EQUIV notes.
18298 2009-06-14 Richard Guenther <rguenther@suse.de>
18300 PR middle-end/40389
18301 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
18302 has its address taken if NRV was applied and it is addressable.
18303 * tree-ssa-structalias.c (get_constraint_for_address_of): New
18304 function split out from ...
18305 (get_constraint_for_1): ... here.
18306 (handle_rhs_call): Use it to mark the return slot escaped if
18307 it is addressable and NRV was applied.
18309 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
18311 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
18312 Change first argument type to location_t.
18313 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
18314 Do not set input_location.
18315 Use loc instead of input_location throughout.
18317 2009-06-13 Richard Guenther <rguenther@suse.de>
18319 PR tree-optimization/40421
18320 * tree-predcom.c (should_unroll_loop_p): Remove.
18321 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
18323 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
18325 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
18326 Add location argument.
18328 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
18330 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
18332 * config/s390/s390.c (s390_build_builtin_va_list): Same.
18333 (s390_gimplify_va_arg): Pass location to create_artificial_label.
18334 * config/spu/spu-protos.h: Add location to
18335 spu_resolve_overloaded_builtin.
18336 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
18337 spu_build_builtin_va_list.
18338 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
18339 argument. Pass location to build_function_call_vec.
18340 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
18342 (emit_fpu_switch): Same.
18343 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
18344 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
18345 to build_decl and create_artificial_label.
18346 (xtensa_gimplify_va_arg_expr): Same.
18347 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
18348 (xstormy16_gimplify_va_arg_expr): Same.
18349 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
18350 * config/arm/arm.c (arm_build_builtin_va_list): Same.
18351 * config/mips/mips.c (mips_build_builtin_va_list): Same.
18352 (mips16_build_function_stub): Same.
18353 (mips16_build_call_stub): Same.
18355 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
18358 * arm/constraints.md (Pa, Pb): New constraints.
18359 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
18360 split pattern to deal with them.
18362 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
18364 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
18365 fix index entry for -Xpreprocessor.
18367 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
18369 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
18370 Add location argument to build_decl call.
18371 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
18372 (rs6000_init_builtins): Same.
18373 (spe_init_builtins): Same.
18374 (rs6000_gimplify_va_arg): Add location argument to
18375 create_artificial_label call.
18377 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
18379 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
18380 * combine-stack-adj.c (pass_stack_adjustments): Use it.
18381 * Makefile.in: Fix GGC dependency for gcse.o.
18383 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
18385 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
18386 * gimple-pretty-print.c (dump_gimple_stmt): Same.
18387 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
18389 * c-parser.c (c_parser_binary_expression): Use current column while
18390 building binary operations.
18391 * common.opt (fshow-column): Enable by default.
18392 * tree-vrp.c (check_array_ref): Use warning_at.
18393 (check_array_bounds): Use location from call back if expr has no
18395 * tree.h: Add location argument to maybe_fold_*.
18396 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
18397 (maybe_fold_offset_to_array_ref): Add location argument and use it.
18398 (maybe_fold_offset_to_component_ref): Same.
18399 (maybe_fold_offset_to_reference): Same.
18400 (maybe_fold_offset_to_address): Same.
18401 (maybe_fold_stmt_indirect): Same.
18402 (maybe_fold_stmt_addition): Same.
18403 (fold_stmt_r): Pass location to maybe_fold_*.
18404 (fold_gimple_assign): Same.
18405 * c-tree.h: Add location argument to finish_decl,
18406 default_function_array_conversion, store_init_value.
18407 * c-decl.c (define_label): Use error_at.
18408 (c_make_fname_decl): Pass location to finish_decl.
18409 (finish_decl): New location argument.
18410 (build_compound_literal): Pass location to store_init_value.
18411 (grokdeclarator): Pass location to finish_decl.
18413 * c-typeck.c (array_to_pointer_conversion): New location argument.
18414 (function_to_pointer_conversion): Same.
18415 (default_function_array_conversion): Same.
18416 (parser_build_unary_op): Pass location to overflow_warning.
18417 (parser_build_binary_op): Same. Use warning_at.
18418 (build_unary_op): Pass location to array_to_pointer_conversion.
18419 (build_c_cast): Pass location to digest_init.
18420 (build_modify_expr): New location argument.
18421 (convert_for_assignment): Same.
18422 (store_init_value): Same.
18423 (digest_init): Same.
18424 (output_init_element): Pass location to digest_init and
18425 array_to_pointer_conversion.
18426 (c_finish_return): Pass location to convert_for_assignment.
18427 * gimplify.c (gimplify_conversion): Pass location to
18428 maybe_fold_offset_to_address.
18429 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
18430 to maybe_fold_stmt_addition.
18431 * c-omp.c (c_finish_omp_atomic): Pass new location to
18433 (c_finish_omp_for): Same.
18434 * c-common.c (overflow_warning): New argument.
18435 * c-common.h: New argument to build_modify_expr, overflow_warning.
18436 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
18438 (c_parser_initializer): Pass location to
18439 default_function_array_conversion.
18440 (c_parser_initelt): Same.
18441 (c_parser_initval): Same.
18442 (c_parser_asm_operands): Same.
18443 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
18444 (c_parser_conditional_expression): Same.
18445 (c_parser_binary_expression): Add location info to stack. Use it.
18446 (c_parser_unary_expression): Pass location to
18447 default_function_array_conversion, parser_build_unary_op,
18448 build_indirect_ref, c_parser_postfix_expression_after_primary.
18449 (c_parser_postfix_expression_after_primary): New location argument.
18451 (c_parser_expression_conv): Pass location to
18452 default_function_array_conversion.
18453 (c_parser_expr_list): Same.
18454 (c_parser_omp_atomic): Same.
18455 (c_parser_omp_for_loop): Same.
18456 * c-tree.h (struct c_declarator): Add comment to id_loc.
18457 (build_array_declarator): New argument.
18458 * c-decl.c (build_array_declarator): Add location argument.
18459 (grokdeclarator): Set id_loc for cdk_array.
18460 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
18461 build_array_declarator.
18462 * tree.c (build_omp_clause): Add location argument.
18463 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
18464 (OMP_CLAUSE_LOCATION): New macro.
18465 (struct tree_omp_clause): Add location field.
18466 (build_omp_clause): Add argument.
18467 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
18469 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
18470 (cp_parser_omp_clause_collapse): Same.
18471 (cp_parser_omp_clause_default): Same.
18472 (cp_parser_omp_clause_if): Same.
18473 (cp_parser_omp_clause_nowait): Same.
18474 (cp_parser_omp_clause_num_threads): Same.
18475 (cp_parser_omp_clause_ordered): Same.
18476 (cp_parser_omp_clause_schedule): Same.
18477 (cp_parser_omp_clause_untied): Same.
18478 (cp_parser_omp_for_loop): Same.
18479 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
18480 * c-tree.h (c_start_case): Add location argument.
18481 (c_process_expr_stmt): Same.
18482 (c_finish_goto_*): Same.
18483 * tree-parloops.c (initialize_reductions): Pass location to
18485 (create_parallel_loop): Same.
18486 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
18487 (gfc_trans_omp_reduction_list): Same.
18488 (gfc_trans_omp_clauses): Same.
18489 (gfc_trans_omp_do): Same.
18490 * c-typeck.c (c_finish_goto_label): Same.
18491 (c_finish_goto_ptr): New location argument.
18492 (c_start_case): Same.
18493 (emit_side_effect_warnings): Same.
18494 (c_process_expr_stmt): Same.
18495 (c_finish_stmt_expr): Same.
18496 (c_finish_omp_clauses): Use error_at instead of error.
18497 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
18499 * c-omp.c (c_split_parallel_clauses): New location argument.
18500 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
18501 to build_omp_clause.
18502 (convert_local_reference_stmt): Same.
18503 (convert_gimple_call): Same.
18504 * c-common.h (c_split_parallel_clauses): New argument.
18505 * c-parser.c (c_parser_statement_after_labels): Pass location to
18506 c_finish_goto_label.
18507 (c_parser_switch_statement): Pass location to c_start_case.
18508 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
18509 and c_process_expr_stmt.
18510 (c_parser_omp_variable_list): Add location argument.
18511 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
18512 (c_parser_omp_clause_default): Same.
18513 (c_parser_omp_clause_if): Same.
18514 (c_parser_omp_clause_num_threads): Same.
18515 (-c_parser_omp_clause_ordered): Same.
18516 (c_parser_omp_clause_reduction): Pass location to
18517 c_parser_omp_variable_list.
18518 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
18519 (c_parser_omp_clause_untied): Same.
18520 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
18521 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
18523 * c-tree.h (check_for_loop_decls, undeclared_variable,
18524 build_component_ref, build_array_ref, build_external_ref,
18525 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
18526 build_conditional_expr, build_compound_expr, c_cast_expr,
18527 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
18528 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
18530 * c-semantics.c (build_stmt): Same.
18531 (build_case_label): Same.
18532 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
18533 (undeclared_variable): New argument.
18534 (make_label): Same.
18535 (lookup_label): Pass location on down.
18536 (define_label): Same.
18537 (finish_decl): Same.
18538 (build_compound_literal): Same.
18539 (finish_struct): Same.
18540 (finish_function): Do not set location here.
18541 (check_for_loop_decls): New argument.
18542 * tree.c (save_expr): Set location.
18543 (build_empty_stmt): New argument.
18544 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
18545 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
18546 * builtins.c (gimplify_va_arg_expr): Use locations.
18547 (expand_builtin_sync_operation): Same.
18548 * c-typeck.c (build_component_ref): New argument.
18549 (build_array_ref): Same.
18550 (build_external_ref): Same.
18551 (c_expr_sizeof_expr): Same.
18552 (c_expr_sizeof_type): Same.
18553 (parser_build_unary_op): Same.
18554 (build_conditional_expr): Same.
18555 (build_compound_expr): Pass location on down.
18556 (build_compound_expr): New argument.
18557 (build_c_cast): Same.
18558 (c_cast_expr): Same.
18559 (build_asm_expr): Same.
18560 (c_finish_return): Same.
18561 (c_process_expr_stmt): Pass location on down.
18562 (c_finish_stmt_expr): New argument.
18563 (push_clenaup): Same.
18564 (c_finish_omp_parallel): Same.
18565 (c_finish_omp_task): Same.
18566 * gimplify.c (gimplify_call_expr): Pass location on down.
18567 * c-omp.c (c_finish_omp_master): New argument.
18568 (c_finish_omp_critical): Same.
18569 (c_finish_omp_ordered): Same.
18570 (c_finish_omp_barrier): Same.
18571 (-c_finish_omp_taskwait): Same.
18572 (c_finish_omp_atomic): Same.
18573 (c_finish_omp_flush): Same.
18574 * tree-inline.c (copy_tree_body_r): Pass location on down.
18575 (inline_forbidden_p): Remove use of input_location.
18576 * c-gimplify.c (c_build_bind_expr): New argument.
18577 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
18578 (c_sizeof_or_alignof_type): New argument.
18579 (c_alignof_expr): Same.
18580 (build_va_arg): Same.
18581 (c_add_case_label): Same.
18582 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
18583 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
18584 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
18585 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
18586 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
18587 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
18589 * stub-objc.c (objc_build_selector_expr): Same.
18590 (objc_build_throw_stmt): Same.
18591 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
18592 (c_parser_initelt): Same.
18593 (c_parser_compound_statement): Same.
18594 (c_parser_compound_statement_nostart): Same.
18595 (c_parser_label): Same.
18596 (c_parser_statement_after_labels): Same.
18597 (c_parser_if_body): Same.
18598 (c_parser_else_body): Same.
18599 (c_parser_if_statement): Same.
18600 (c_parser_switch_statement): Same.
18601 (c_parser_while_statement): Same.
18602 (c_parser_do_statement): Same.
18603 (c_parser_for_statement): Same.
18604 (c_parser_asm_statement): Same.
18605 (c_parser_conditional_expression): Same.
18606 (c_parser_binary_expression): Same.
18607 (c_parser_cast_expression): Same.
18608 (c_parser_unary_expression): Same.
18609 (c_parser_sizeof_expression): Same.
18610 (c_parser_alignof_expression): Same.
18611 (c_parser_postfix_expression): Same.
18612 (c_parser_expression): Same.
18613 (c_parser_objc_receiver): Same.
18614 (c_parser_omp_variable_list): Same.
18615 (c_parser_omp_structured_block): Same.
18616 (c_parser_omp_atomic): New argument.
18617 (c_parser_omp_barrier): Same.
18618 (c_parser_omp_critical): Same.
18619 (c_parser_omp_flush): Pass location on down.
18620 (c_parser_omp_for_loop): New argument.
18621 (c_parser_omp_for): Same.
18622 (c_parser_omp_master): Same.
18623 (c_parser_omp_ordered): Same.
18624 (c_parser_omp_sections_scope): Same.
18625 (c_parser_omp_sections): Same.
18626 (c_parser_omp_parallel): Same.
18627 (c_parser_omp_single): Same.
18628 (c_parser_omp_task): Same.
18629 (c_parser_omp_taskwait): Pass location on down.
18630 (c_parser_omp_construct): Same.
18631 (c_parser_omp_threadprivate): Same.
18632 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
18633 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
18634 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
18635 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
18636 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
18637 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
18638 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
18639 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
18640 config/i386/i386.c, stmt.c:
18641 Add location argument to the following function definitions and/or
18642 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
18643 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
18644 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
18645 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
18646 do_case, c_finish_bc_stmt, build_compound_literal,
18647 build_function_call.
18648 * c-decl.c (build_compound_literal): Add location argument.
18649 Make all diagnostic calls use location.
18650 (start_struct): Same.
18651 (finish_struct): Same.
18652 (start_enum): Same.
18653 (build_enumerator): Same.
18654 (start_function): Same.
18655 (grokdeclarator): Make all diagnostic calls use location.
18656 (store_parm_decls_oldstyle): Same.
18657 * c-typeck.c (build_function_call): Add location argument.
18658 Make all diagnostic calls use location.
18660 (c_finish_bc_stmt): Same.
18661 * tree-nested.c (get_trampoline_type): Add argument.
18662 Pass location to build_decl.
18663 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
18664 * rtl.h (RTL_LOCATION): New.
18665 * c-common.c (c_add_case_label): Add location argument.
18666 Make all diagnostic calls use location.
18667 * c-common.h: Add location argument to make_fname_decl, do_case,
18668 c_add_case_label, build_function_call, resolve_overloaded_builtin.
18669 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
18670 Set it appropriately for every case. Pass enum_loc to start_enum
18671 call. Pass value_loc first to build_enumerator. Pass enum_loc to
18673 (c_parser_struct_or_union_specifier): Save location. Use it for
18674 start_struct, finish_struct, and parser_xref_tag.
18676 2009-06-12 Ian Lance Taylor <iant@google.com>
18678 * fold-const.c (fold_unary): Rename local variable and to and_expr.
18680 * c-opts.c (c_common_handle_option): For -Wc++-compat set
18681 cpp_opts->warn_cxx_operator_names.
18683 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
18686 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
18687 is returns NULL and OP is a VCE, look through the VCE.
18689 2009-06-12 Ian Lance Taylor <iant@google.com>
18692 * collect2.c (main): Use CONST_CAST2 in code inside #if
18693 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
18695 2009-06-12 Joey Ye <joey.ye@intel.com>
18697 PR middle-end/39146
18698 * cfgexpand.c (get_decl_align_unit): Update
18699 max_used_stack_slot_alignment with align instead of
18700 stack_alignment_needed.
18702 * function.c (assign_stack_local_1): Update
18703 max_used_stack_slot_alignment with alignment_in_bits instead
18704 of stack_alignment_needed.
18705 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
18708 2009-06-12 Jakub Jelinek <jakub@redhat.com>
18710 * dwarf2out.c (last_var_location_insn): New variable.
18711 (dwarf2out_end_epilogue): Clear last_var_location_insn.
18712 (dwarf2out_var_location): Don't record anything after last real
18713 insn. Only change labels if there were any real instructions
18714 in between last note and this one, or if changed sections.
18716 2009-06-11 Richard Henderson <rth@redhat.com>
18718 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
18719 note when storing the frame pointer in a register.
18720 (FRP): Don't redefine to nothing for epilogue.
18721 (alpha_expand_epilogue): Mark register and sp restores.
18722 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
18724 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
18725 when gen_lowpart is needed.
18727 2009-06-11 Richard Henderson <rth@redhat.com>
18729 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
18731 * dwarf2out.c (need_data_align_sf_opcode): New.
18732 (div_data_align): Move earlier.
18733 (def_cfa_1, reg_save): Use it.
18735 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
18737 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
18738 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
18739 (ix86_handle_option): Handle OPT_mcrc32.
18740 (ix86_target_string): Add -mcrc32.
18741 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
18743 * config/i386/i386.h (TARGET_CRC32): New.
18745 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
18746 (sse4_2_crc32di): Likewise.
18748 * config/i386/i386.opt (mcrc32): New.
18750 * doc/invoke.texi: Document -mcrc32.
18752 2009-06-11 Richard Henderson <rth@redhat.com>
18754 * common.opt (gdwarf-): Accept a version number.
18755 * doc/invoke.texi (gdwarf-): Update docs.
18756 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
18757 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
18758 version level, and record it.
18760 * dwarf2.h (DW_CIE_VERSION): Remove.
18761 * dwarf2out.c (DWARF_VERSION): Remove.
18762 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
18763 (output_call_frame_info): Use CIE version 3 for dwarf3,
18764 or if the return register column is out of range for version 1.
18765 (dwarf_stack_op_name): Add all dwarf3 values.
18766 (DEBUG_PUBTYPES_SECTION): New.
18767 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
18768 encoding change for dwarf3.
18769 (output_die) [dw_val_class_die_ref]: Likewise.
18770 (output_compilation_unit_header): Emit correct version for dwarf3.
18771 (output_line_info): Likewise.
18772 (output_pubnames): Update for DWARF_VERSION removal.
18773 (output_aranges): Likewise.
18774 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
18775 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
18776 (dwarf2out_finish): Likewise.
18778 2009-06-11 David Daney <ddaney@caviumnetworks.com>
18780 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
18783 2009-06-11 David Daney <ddaney@caviumnetworks.com>
18786 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
18787 * builtins.c (expand_builtin_unreachable): New function.
18788 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
18789 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
18790 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
18792 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
18793 searching for missing barriers.
18795 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
18797 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
18798 when -fprofile-generate* was passed.
18799 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
18801 2009-06-11 Anthony Green <green@moxielogic.com>
18803 * config/moxie/moxie.md: Define length attribute for all instructions.
18805 (*b<cond:code>): Support limited branch ranges for new PC-relative
18806 branch instructions.
18807 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
18809 2009-06-11 Jakub Jelinek <jakub@redhat.com>
18811 * config/i386/i386.c (min_insn_size): Use get_attr_length
18812 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
18813 For __asm return 0.
18815 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
18816 instead of emit_insn_before.
18818 2009-06-10 Ian Lance Taylor <iant@google.com>
18821 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
18824 2009-06-10 Revital Eres <eres@il.ibm.com>
18826 * passes.c (init_optimization_passes): Reschedule
18827 predictive-commoning pass before complete unroll pass.
18829 2009-06-10 Martin Jambor <mjambor@suse.cz>
18831 * cgraph.c (cgraph_node_can_be_local_p): New function.
18832 (cgraph_make_node_local): New function.
18833 * cgraph.h (cgraph_node_can_be_local_p): Declare.
18834 (cgraph_make_node_local): Declare.
18836 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
18838 * tree.h (tree_base): Add packed_flag and user_align fields.
18839 Decrease size of spare field.
18840 (TYPE_USER_ALIGN): Use user_align from tree_base.
18841 (DECL_USER_ALIGN): Likewise.
18842 (TYPE_PACKED): Use packed_flag from tree_base.
18843 (DECL_PACKED): Likewise.
18844 (tree_type): Delete packed_flag and user_align fields. Widen
18845 precision field. Widen mode field and shuffle fields to align
18846 mode on an 8-bit boundary.
18847 (tree_decl_common): Delete decl_flag_1 and user_align fields.
18848 Renumber decl_flag_* fields. Fix comments. Widen
18849 decl_common_unused field.
18850 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
18851 (DECL_EXTERNAL): Likewise.
18852 (DECL_BIT_FIELD): Likewise.
18853 (DECL_NONADDRESSABLE_P): Likewise.
18854 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
18855 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
18857 2009-06-10 Ian Lance Taylor <iant@google.com>
18859 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
18860 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
18861 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
18862 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
18863 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
18864 DEF_VEC_ALLOC_FUNC_P.
18865 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
18866 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
18867 DEF_VEC_ALLOC_FUNC_O.
18868 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
18869 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
18870 DEF_VEC_ALLOC_FUNC_I.
18871 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
18872 (vec_stack_p_reserve_exact_1): Declare.
18873 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
18874 (vec_stack_free): Declare.
18875 (VEC_stack_alloc): Define.
18876 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
18877 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
18878 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
18879 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
18881 (stack_vecs): New static variable.
18882 (vec_stack_p_reserve_exact_1): New function.
18883 (vec_stack_o_reserve_1): New static function.
18884 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
18885 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
18886 (vec_stack_free): New function.
18887 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
18888 (VEC_df_ref_stack_alloc): Define.
18889 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
18890 DEF_VEC_ALLOC_P_STACK.
18891 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
18892 (struct df_collection_rec): Change _vec fields to VEC. Remove
18894 (df_free_collection_rec): Adjust for new fields.
18895 (df_insn_rescan): Use new df_collection_rec fields.
18896 (df_notes_rescan, df_canonize_collection_rec): Likewise.
18897 (df_ref_create_structure, df_ref_record): Likewise.
18898 (df_get_conditional_uses, df_get_call_refs): Likewise.
18899 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
18900 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
18901 (df_record_exit_block_uses, df_bb_verify): Likewise.
18902 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
18903 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
18904 Remove count parameter. Change return type to void. Change all
18906 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
18907 Remove count parameter. Change return type to void. Change all
18909 (df_install_refs): Change old_vec parameter to VEC. Remove count
18910 parameter. Change all callers.
18911 (df_install_mws): Change old_vec parameter to VEC. Remove count
18912 parameter. Change all callers.
18913 (df_refs_verify): Change new_rec parameter to VEC. Change call
18915 (df_mws_verify): Likewise.
18917 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
18919 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
18921 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
18923 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
18925 2009-06-10 Anthony Green <green@moxielogic.com>
18927 * config/moxie/crti.asm: New file.
18928 * config/moxie/crtn.asm: New file.
18929 * config/moxie/moxie.c: New file.
18930 * config/moxie/moxie.h: New file.
18931 * config/moxie/sfp-machine.h: New file.
18932 * config/moxie/moxie-protos.h: New file.
18933 * config/moxie/t-moxie: Created.
18934 * config/moxie/t-moxie-softfp: Created.
18935 * config/moxie/moxie.md: Created.
18936 * config/moxie/constraints.md: Created.
18937 * config.gcc: Add moxie support.
18938 * doc/md.texi (Machine Constraints): Add moxie constraints.
18939 * doc/contrib.texi (Contributors): Mention moxie port.
18940 * doc/install.texi (Specific): Mention the moxie port.
18942 2009-06-09 Ian Lance Taylor <iant@google.com>
18944 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
18945 compiling with C++.
18946 * optabs.c (optab_table): Only use designated initializers if
18947 HAVE_DESIGNATED_INITIALIZERS is defined.
18948 (convert_optab_table): Likewise.
18949 (init_optabs): Always call init_insn_codes if
18950 HAVE_DESIGNATED_INITIALIZERS is not defined.
18952 2009-06-09 Ian Lance Taylor <iant@google.com>
18954 * targhooks.c (default_builtin_vectorized_function): Change fn
18955 parameter to unsigned int.
18956 (default_builtin_vectorized_conversion): Change code parameter to
18958 (default_builtin_reciprocal): Change fn parameter to unsigned int.
18959 * targhooks.h: Update declarations.
18960 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
18961 parameter to unsigned int.
18963 * c-typeck.c (comptypes_check_enum_int): New static function.
18964 (comptypes_internal): Add enum_and_int_p parameter. Change all
18966 (comp_target_types): Add location parameter. Change all callers.
18967 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
18968 Change all callers.
18969 (function_types_compatible_p, type_lists_compatible_p): Likewise.
18970 (build_conditional_expr): Add colon_loc parameter. Change all
18972 (convert_for_assignment): Add location parameter. Change all callers.
18973 * c-parser.c (c_parser_conditional_expression): Pass location of
18974 colon to build_conditional_expr.
18975 * c-tree.h (build_conditional_expr): Update declaration.
18977 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
18979 * graphite.c: Revert previous patch.
18981 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
18984 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
18986 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
18988 * tree-ssa-loop-prefetch.c
18989 (loop_prefetch_arrays): Fixed a portability problem in printf format
18992 2009-06-09 Martin Jambor <mjambor@suse.cz>
18994 PR tree-optimization/40351
18995 * tree-sra.c (propagate_subacesses_accross_link): Check that a
18996 refrence to a potential artifical subaccess can be constructed.
18998 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
19000 * config/sh/sh-protos.h (sh_optimization_options): Declare.
19001 (sh_override_options): Likewise.
19002 * config/sh/sh.c: Include params.h.
19003 (sh_optimization_options): New.
19004 (sh_override_options): Likewise.
19005 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
19006 (OVERRIDE_OPTIONS): Use sh_override_options.
19008 2009-06-08 Jakub Jelinek <jakub@redhat.com>
19010 * dwarf2out.c (emit_cfa_remember): New variable.
19011 (add_fde_cfi): If emit_cfa_remember, recurse to add
19012 DW_CFA_remember_state first.
19013 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
19014 instead just set emit_cfa_remember.
19016 2009-06-08 Jan Hubicka <jh@suse.cz>
19019 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
19021 2009-06-08 Jan Hubicka <jh@suse.cz>
19023 PR middle-end/39834
19024 * cgraphunit.c (save_inline_function_body): Do not copy transform
19025 hooks for saved inline bodies.
19026 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
19027 for given function.
19029 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
19031 * jump.c (returnjump_p): Handle delayed branches. Add missing
19034 2009-06-08 Jan Hubicka <jh@suse.cz>
19036 PR middle-end/40102
19037 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
19038 original node might've been modified.
19039 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
19041 2009-06-08 Jakub Jelinek <jakub@redhat.com>
19043 * tree-object-size.c (addr_object_size): Add OSI argument.
19044 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
19045 (compute_builtin_object_size, expr_object_size): Adjust callers.
19046 (plus_stmt_object_size): Call addr_object_size instead of
19047 compute_builtin_object_size.
19049 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
19050 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19052 * tree-ssa-loop-prefetch.c
19053 (gather_memory_references): Introduced a counter for the number of
19055 (anything_to_prefetch_p): Introduced a counter for the number of
19057 (is_loop_prefetching_profitable): New function with a cost model
19059 (loop_prefetch_arrays): Use the new cost model to determine if
19060 prefetching is profitable.
19061 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
19062 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
19063 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
19064 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
19065 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
19066 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
19068 2009-06-08 Michael Matz <matz@suse.de>
19071 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
19072 partitions use the same.
19073 (expand_one_var): Deal with DECL_RTL sometimes begin set also
19074 for basevars of SSA_NAMEs.
19075 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
19076 to not expand them twice.
19077 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
19080 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
19082 * common.opt (fcompare-debug=, fcompare-debug-second): New.
19083 (fdump-final-insns=, gtoggle): New.
19084 * doc/invoke.texi: Document them.
19085 * final.c (rest_of_clean_state): Dump final insn stream.
19086 * gcc.c (invoke_as): Hook in -fcompare-debug.
19087 (static_spec_functions): Add compare-debug-dump-opt,
19088 compare-debug-self-opt and compare-debug-auxbase-opt.
19089 (compare_debug, compare_debug_second, compare_debug_opt): New.
19090 (switches_debug_check, n_switches_debug_check): New.
19091 (debug_auxbase_opt, debug_check_temp_file): New.
19092 (process_command): Handle -fno-compare-debug, -fcompare-debug and
19094 (do_self_spec): Handle arguments after switches.
19095 (do_spec_1): Add .gk extension to temp file basenames for compare.
19096 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
19097 (cc1_options): Use it instead of normal auxbase computation for
19098 the second compare-debug compilation.
19099 (compare_files): New.
19100 (main): Set up and implement compare debug mode.
19101 (compare_debug_dump_opt_spec_function): New.
19102 (compare_debug_self_opt_spec_function): New.
19103 (compare_debug_auxbase_opt_spec_function): New.
19104 * toplev.c (process_options): Handle flag_gtoggle,
19105 flag_dump_final_insns.
19106 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
19107 during -fcompare-debug-second compilation.
19109 2009-06-07 Ian Lance Taylor <iant@google.com>
19111 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
19112 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
19114 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
19115 with no default node. Change warning with %H to warning_at.
19116 Don't clear warn_switch around case checking.
19117 * doc/invoke.texi (Warning Options): Clarify distinction between
19118 -Wswitch and -Wswitch-enum.
19120 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
19122 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
19124 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
19126 * gbl-ctors.h: Add header guard.
19128 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
19130 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
19131 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
19132 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
19133 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
19134 prototypes for removed functions.
19135 (expressions_equal_p): Move to ...
19136 * tree-ssa-sccvn.h: ... here and ...
19137 * matrix-reorg.c: ... adjust includes.
19139 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
19141 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
19143 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
19145 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
19146 (finish_function): Remove erroneous whitespace.
19148 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
19150 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
19151 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
19153 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
19155 * errors.c (internal_error): Commentary typo fix.
19156 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
19157 * tree-ssa-pre.c: Ditto.
19159 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
19161 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
19162 them is supposed to hold actual statements.
19164 2009-06-06 Ian Lance Taylor <iant@google.com>
19166 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
19167 empty statements can now have attributes.
19169 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
19171 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
19172 * config/mips/mips.md: Ditto.
19174 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
19176 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
19178 (__eabi_uconvert): Likewise.
19180 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
19182 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
19183 CFI_* definitions with IN_GCC.
19185 2009-06-05 David Edelsohn <edelsohn@gnu.org>
19187 * xcoffout.h (xcoffout_source_line): Update prototype.
19189 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19191 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
19192 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
19194 2009-06-05 Jakub Jelinek <jakub@redhat.com>
19196 PR middle-end/40340
19197 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
19198 inlined_function_outer_scope_p blocks for artificial inlines
19200 * tree.c (tree_nonartificial_location): Rewrite using
19201 block_nonartificial_location.
19203 2009-06-05 Revital Eres <eres@il.ibm.com>
19204 Leehod Baruch <leehod@il.ibm.com>
19206 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
19207 (expand_expr_real_1): Remove comment.
19208 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
19209 Vectorize misaligned access when the target supports it.
19210 (vect_supportable_dr_alignment): Check for unaligned access support.
19211 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
19214 2009-06-05 Julian Brown <julian@codesourcery.com>
19216 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
19217 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
19219 2009-06-05 Richard Guenther <rguenther@suse.de>
19222 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
19223 as possibly unused.
19225 2009-06-05 Jakub Jelinek <jakub@redhat.com>
19227 * config/s390/s390.c (global_not_special_regno_p): New static inline.
19228 (save_gprs): Don't tell unwinder when a global register is saved.
19229 (s390_emit_epilogue): Emit needed epilogue unwind info.
19231 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
19233 * dwarf2out.c (deferred_asm_name): New.
19234 (add_name_and_src_coords_attributes): Defer creation of
19235 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
19237 (move_linkage_attr): New.
19238 (dwarf2out_finish): Revisit deferrals and emit attributes at the
19241 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
19243 * tree-nested.c (finalize_nesting_tree_1): Declare the
19244 frame_decl in the binding tree.
19246 2009-06-04 Cary Coutant <ccoutant@google.com>
19248 * basic-block.h (struct basic_block_def): Add discriminator field.
19249 * dbxout.c (dbxout_source_line): Add new parameter. Change all
19251 * debug.c (do_nothing_debug_hooks): Add additional entry.
19252 (debug_nothing_int_charstar_int): New function.
19253 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
19254 (debug_nothing_int_charstar_int): New declaration.
19255 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
19256 discriminator value in .loc directive.
19257 * final.c (last_discriminator): New variable.
19258 (discriminator): New variable.
19259 (final_start_function): Initialize above variables, pass current
19260 discriminator to debug hook.
19261 (notice_source_line): Check for discriminator change.
19262 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
19263 * sdbout.c (sdbout_source_line): New parameter.
19264 * tree-cfg.c (struct locus_discrim_map): New structure type.
19265 (discriminator_per_locus): New hash table.
19266 (build_gimple_cfg): Allocate and free discriminator hash table.
19267 (make_edges): Call assign_discriminator.
19268 (locus_map_hash): New function.
19269 (locus_map_eq): New function.
19270 (next_discriminator_for_locus): New function.
19271 (same_line_p): New function.
19272 (assign_discriminator): New function.
19273 (make_cond_expr_edges): Call assign_discriminator.
19274 (make_gimple_switch_edges): Likewise.
19275 (first_non_label_stmt): New function.
19276 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
19278 * xcoffout.c (xcoffout_source_line): Add new parameter.
19280 * configure.ac (gcc_cv_as_discriminator): New configury check for
19281 gas support for discriminator.
19282 * configure: Regenerate.
19283 * config.in: Regenerate.
19285 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19287 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
19288 val after checking for integers.
19290 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
19292 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
19294 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
19295 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
19296 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
19297 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
19298 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
19299 X64_SSE_REGPARM_MAX.
19300 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
19301 X64_SSE_REGPARM_MAX.
19303 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
19305 * gcc.c (report_times_to_file): New.
19306 (execute): Implement it.
19307 (process_command): Support -time=.
19308 * doc/invoke.texi: Document it.
19310 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
19312 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
19313 that have value exprs.
19315 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
19317 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
19318 declarations for constants until...
19319 (dw2_output_indirect_constant_1): ... this point.
19321 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
19324 * arm.md (arm_addsi3): Don't try to split an add with an
19325 eliminable register until after reload has completed.
19327 2009-06-03 Ian Lance Taylor <iant@google.com>
19329 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
19330 * genattrtab.c (write_length_unit_log): Likewise.
19331 * genchecksum.c (dosum): Likewise.
19332 * gengtype.c (write_rtx_next): Likewise.
19333 (finish_root_table, write_roots): Likewise.
19334 * gimple.c (gimple_ops_offset_): Likewise.
19335 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
19336 * config/arc/arc.c (arc_attribute_table): Likewise.
19337 * config/arm/arm.c (arm_attribute_table): Likewise.
19338 * config/avr/avr.c (avr_attribute_table): Likewise.
19339 * config/crx/crx.c (crx_attribute_table): Likewise.
19340 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
19341 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
19342 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
19343 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
19344 * config/sh/sh.c (sh_attribute_table): Likewise.
19345 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
19346 * config/spu/spu.c (spu_attribute_table): Likewise.
19347 * config/v850/v850.c (v850_attribute_table): Likewise.
19349 * config/alpha/alpha.c (vms_attribute_table): Make static.
19350 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
19351 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
19352 * config/mips/mips.c (mips_attribute_table): Likewise.
19354 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
19356 (cc1-checksum.o): Likewise.
19358 2009-06-03 Steve Ellcey <sje@cup.hp.com>
19360 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
19362 2009-06-03 Jakub Jelinek <jakub@redhat.com>
19364 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
19365 insn if it is changing sp. Use gen_add3_insn instead of
19366 conditionally gen_addsi3 and gen_adddi3.
19367 (offset_below_red_zone_p): New static inline function.
19368 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
19369 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
19370 * config/rs6000/ppc-asm.h: Include auto-host.h.
19371 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
19372 CFI_RESTORE): Define.
19373 * config/rs6000/crtresxgpr.asm: Add unwind info.
19374 * config/rs6000/crtresxfpr.asm: Likewise.
19375 * config/rs6000/crtresgpr.asm: Likewise.
19376 * config/rs6000/crtresfpr.asm: Likewise.
19377 * config/rs6000/crtsavgpr.asm: Likewise.
19378 * config/rs6000/crtsavfpr.asm: Likewise.
19380 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
19381 argument of DWARF2_FRAME_REG_OUT macros.
19383 2009-06-03 Julian Brown <julian@codesourcery.com>
19385 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
19386 words or less (including TImode) in core registers.
19388 2009-06-03 Richard Guenther <rguenther@suse.de>
19390 PR middle-end/40328
19391 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
19393 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
19395 * statistics.c (statistics_counter_event): Do not record event
19396 in pass dump if its number == -1.
19397 (curr_statistics_hash): Add assert that we never get passes
19398 with static number == -1.
19400 2009-06-03 Richard Guenther <rguenther@suse.de>
19401 Andrey Belevantsev <abel@ispras.ru>
19403 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
19404 non-BLKmode arrays addressable.
19406 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
19408 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
19409 * config/m68k/m68k.h: ... here.
19411 2009-06-03 Martin Jambor <mjambor@suse.cz>
19413 PR tree-optimization/40323
19414 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
19417 2009-06-03 Richard Guenther <rguenther@suse.de>
19419 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
19422 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
19424 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
19425 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
19426 JUMP_TABLE_DATA_P where applicable.
19427 * config/sh/sh.c: Ditto.
19428 * config/sh/sh.h: Ditto.
19429 * config/sh/sh.md: Ditto.
19430 * config/sh/symbian.c: Ditto.
19432 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
19434 * config/i386/driver-i386.c (describe_cache): Optimize
19435 concatenation of strings. Use snprintf instead of sprintf.
19436 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
19437 target when not compiling with GCC.
19439 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
19441 * config/sh/sh.c: Revert last change.
19442 (sh_expand_epilogue): Emit a blockage insn before the frame
19443 pointer adjustment unconditionally.
19445 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
19447 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
19448 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
19449 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
19450 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
19451 to COLLECT_GCC_OPTIONS.
19453 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
19455 * collect2.c (target_system_root): New variable.
19456 (main): Handle --sysroot=.
19457 (ignore_library): Strip the sysroot from the library path.
19459 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
19461 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
19462 (collect2.o): Depend on collect2-aix.h.
19463 (collect2-aix.o): New rule.
19464 * collect2-aix.h: New file.
19465 * collect2-aix.c: Likewise.
19466 * collect2.c: Include collect2-aix.h. Don't undefine
19467 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
19468 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
19469 Use TARGET_AIX_VERSION instead of _AIX51.
19470 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
19471 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
19472 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
19473 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
19474 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
19476 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
19478 * collect2.c (ignore_library): Avoid premature post-increment
19479 and null deference.
19481 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
19483 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
19484 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
19485 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
19486 CROSS_DIRECTORY_STRUCTURE too.
19487 (LINK_LIBG_SPEC): Likewise.
19488 (LIB_SPEC): Add %R to sysroot paths.
19489 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
19490 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
19491 * config/rs6000/aix51.h: As for aix43.h.
19492 * config/rs6000/aix52.h: Likewise.
19493 * config/rs6000/aix53.h: Likewise.
19494 * config/rs6000/aix61.h: Likewise.
19495 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
19496 to the beginning of sysroot paths.
19498 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
19500 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
19501 INSN_LISTs that are out of the REG_NOTE range.
19503 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
19505 * loop-unroll.c (struct iv_to_split): Add pointer to next.
19506 (struct var_to_expand): Likewise.
19507 (struct opt_info): Add head and tail for linked lists of the above.
19508 (analyze_insn_to_expand_var): Initialize next.
19509 (analyze_iv_to_split_insn): Likewise.
19510 (analyze_insns_in_loop): Create linked lists.
19511 (allocate_basic_variable): Simplify for use without hash table.
19512 (insert_var_expansion_initialization): Likewise, make it type-safer.
19513 (combine_var_copies_in_loop_exit): Likewise.
19514 (apply_opt_in_copies): Walk lists rather than hash tables.
19515 (release_var_copies): Simplified and inlined by hand into...
19516 (free_opt_info): ... this function.
19518 2009-06-02 Richard Guenther <rguenther@suse.de>
19520 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
19523 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
19525 * cfgexpand.c (gimple_expand_cfg): Discard the source location
19526 only for builtins that are not overridden.
19528 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
19530 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
19533 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
19535 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
19537 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
19539 * combine.c (move_deaths): Compare LUIDs within the same BB only.
19541 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
19543 * common.opt (fdump-unnumbered-links): New.
19544 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
19545 * print-rtl.c (flag_dump_unnumbered_links): New.
19546 (print_rtx): Test it.
19548 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
19550 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
19551 push/pop multiple to 8-byte alignment.
19553 2009-06-01 Jakub Jelinek <jakub@redhat.com>
19555 * config/i386/i386.c (queued_cfa_restores): New static variable.
19556 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
19558 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
19559 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
19560 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
19561 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
19562 note unconditionally.
19563 (ix86_emit_restore_regs_using_mov): Likewise.
19564 (ix86_emit_restore_sse_regs_using_mov): Likewise.
19565 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
19566 it through to ix86_emit_restore_reg_using_pop.
19567 (ix86_emit_leave): Add RED_OFFSET argument. Call
19568 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
19569 instead of adding REG_CFA_OFFSET note unconditionally.
19570 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
19571 the above functions. Call ix86_add_queued_cfa_restore_notes when
19574 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
19575 force output of the label even for dwarf2out_do_cfi_asm.
19576 (add_fde_cfi): If -g2 and above and cfi might change CFA,
19577 force creation of CFI label and chain DW_CFA_set_loc jumping to it
19578 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
19580 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
19581 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
19582 dwarf2out_cfi_label callers.
19583 * tree.h (dwarf2out_cfi_label): Adjust prototype.
19584 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
19585 Adjust dwarf2out_cfi_label callers.
19586 * config/vax/vax.c (vax_output_function_prologue): Likewise.
19588 * config/i386/i386.h (struct machine_cfa_state,
19589 struct machine_function): Guard with ifndef USED_FOR_TARGET
19590 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
19593 * emutls.c (__emutls_get_address): Change arr->size to mean number
19594 of allocated arr->data entries instead of # of slots + 1.
19596 PR middle-end/40316
19597 * recog.c (peep2_reinit_state): New function.
19598 (peephole2_init_state): Use it at the end of a basic block and also
19599 when seeing a RTX_FRAME_RELATED_P insn.
19601 2009-06-01 Steve Ellcey <sje@cup.hp.com>
19603 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
19604 fixuns_truncrfdi2): New.
19605 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
19606 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
19607 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
19608 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
19609 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
19610 *recip_approx): Remove.
19611 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
19612 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
19613 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
19615 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
19618 2009-06-01 Ian Lance Taylor <iant@google.com>
19620 * attribs.c (register_attribute): Use CONST_CAST.
19621 * collect2.c (main): Use CONST_CAST2.
19622 (scan_prog_file): Likewise.
19623 * gcc.c (process_command, main): Likewise.
19624 * toplev.c (toplev_main): Likewise.
19626 * c-typeck.c (handle_warn_cast_qual): New static function,
19627 partially broken out of build_c_cast.
19628 (build_c_cast): Call handle_warn_cast_qual.
19629 * doc/invoke.texi (Warning Options): Document new effect of
19632 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
19634 * diagnostic.c (diagnostic_build_prefix): Always print columns.
19635 (diagnostic_report_current_module): Print columns.
19636 * common.opt (flag_show_column): Enable by default.
19638 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
19640 * alias.c (find_base_term): Check for NULL term before returning.
19642 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
19644 Revert due to PR40320:
19645 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
19646 * calls.c (emit_library_call_value_1): Don't force_operand for move
19649 2009-06-01 Olivier Hainque <hainque@adacore.com>
19650 Eric Botcazou <ebotcazou@adacore.com>
19652 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
19653 to be processed as a bitfield for constructor output purposes.
19654 * output.h (initializer_constant_valid_for_bitfield_p): Declare
19656 * varasm.c (oc_local_state): New type, output_constructor
19657 local state to support communication with helpers.
19658 (oc_outer_state): New type, output_constructor outer state of
19659 relevance in recursive calls.
19660 (output_constructor_array_range): New output_constructor helper,
19661 extracted code for an array range element.
19662 (output_constructor_regular_field): New output_constructor helper,
19663 extracted code for an element that is not a bitfield.
19664 (output_constructor_bitfield): New output_constructor helper,
19665 extracted code for a bitfield element. Accept an OUTER state
19666 argument for recursive processing. Recurse on record or array
19667 CONSTRUCTOR values, possibly past noop conversions.
19668 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
19669 VALUE is a valid constant-valued expression for use in a static
19670 bit-field initializer.
19671 (output_constructor): Rework to use helpers. Accept and honor an
19672 OUTER state argument for recursive calls. Return total size. Be
19673 prepared for nested constructors initializing bitfields.
19674 (output_constant): Feed OUTER in calls to output_constructor.
19676 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
19678 * calls.c (emit_library_call_value_1): Don't force_operand for move
19681 2009-06-01 Nick Clifton <nickc@redhat.com>
19683 * doc/invoke.texi (IA-64 Options): Fix typo.
19685 2009-06-01 Ira Rosen <irar@il.ibm.com>
19687 PR tree-optimization/39129
19688 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
19690 (vect_do_peeling_for_loop_bound): Use
19691 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
19692 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
19693 (vect_loop_versioning): Likewise.
19694 (vect_create_cond_for_alias_checks): Fix indentation.
19695 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
19697 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
19698 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
19699 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
19700 "control flow in loop".
19701 (vect_estimate_min_profitable_iters): Use
19702 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
19703 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
19704 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
19705 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
19706 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
19707 statement belongs to a group of strided accesses with the exact code
19709 (vectorizable_load): Likewise.
19710 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
19711 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
19713 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
19715 * config/freebsd-stdint.h: New file.
19716 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
19717 Add freebsd-stdint.h to tm_file.
19719 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
19721 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
19722 (thumb2_extendhidi2): Likewise.
19724 2009-05-31 Ian Lance Taylor <iant@google.com>
19726 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
19728 2009-05-31 Ian Lance Taylor <iant@google.com>
19730 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
19731 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
19732 (ipa-reference.o): Depend upon gt-ipa-reference.h.
19734 2009-05-31 Jason Merrill <jason@redhat.com>
19736 * tree-pretty-print.c (print_call_name): Take the callee, not the
19737 call itself. Make non-static. Use dump_function_name for functions.
19738 (dump_generic_node): Adjust.
19739 * diagnostic.h: Declare print_call_name.
19740 * gimple-pretty-print.c (dump_gimple_call): Use it.
19742 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
19744 * config/sh/sh.md (ashldi3_std): New define_expand.
19747 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
19750 * config/sh/sh.c: Include debug.h.
19751 (sh_expand_epilogue): Emit a blockage insn before the frame
19752 pointer adjustment also when dwarf2out_do_frame returns true.
19754 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
19756 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
19757 (thumb2_extendqidi2): New pattern.
19759 2009-05-31 Ira Rosen <irar@il.ibm.com>
19761 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
19762 mark phis for renaming.
19763 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
19764 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
19765 Call mark_sym_for_renaming.
19766 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
19767 * tree-vect-loop.c (vect_transform_loop): Remove
19768 vect_memsyms_to_rename initialization and a call to
19769 mark_set_for_renaming.
19771 2009-05-31 Jakub Jelinek <jakub@redhat.com>
19773 PR middle-end/40304
19774 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
19775 frame related even if !set_cfa && style < 0.
19777 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
19779 * config/i386/mingw-tls.c: New file.
19780 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
19781 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
19782 defining _WIN32 but not __CYGWIN__.
19784 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19786 * configure.ac: Add MPC support.
19788 * config.in, configure: Regenerate.
19790 2009-05-29 Richard Henderson <rth@redhat.com>
19792 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
19793 NOTE_INSN_BASIC_BLOCK.
19794 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
19795 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
19796 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
19798 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
19800 (add_cfi): Disable check redefining cfa away from drap.
19801 (lookup_cfa_1): Add remember argument; handle remember/restore.
19802 (lookup_cfa): Pass remember argument.
19803 (cfa_remember): New.
19804 (compute_barrier_args_size_1): Remove sibcall check.
19805 (dwarf2out_frame_debug_def_cfa): New.
19806 (dwarf2out_frame_debug_adjust_cfa): New.
19807 (dwarf2out_frame_debug_cfa_offset): New.
19808 (dwarf2out_frame_debug_cfa_register): New.
19809 (dwarf2out_frame_debug_cfa_restore): New.
19810 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
19811 (dwarf2out_begin_epilogue): New.
19812 (dwarf2out_frame_debug_restore_state): New.
19813 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
19814 DW_CFA_restore_state.
19815 (output_cfi_directive): Likewise.
19816 (convert_cfa_to_fb_loc_list): Likewise.
19817 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
19818 * dwarf2out.h: Update.
19819 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
19820 (copy_insn_1): Early out for null.
19821 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
19822 and dwarf2out_frame_debug_restore_state.
19823 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
19824 (prologue_insn_hash, epilogue_insn_hash): New.
19825 (free_after_compilation): Adjust freeing accordingly.
19826 (record_insns): Create hash table if needed; push insns into
19827 hash instead of array.
19828 (maybe_copy_epilogue_insn): New.
19829 (contains): Search hash table instead of array.
19830 (sibcall_epilogue_contains): Remove.
19831 (thread_prologue_and_epilogue_insns): Split eh_return insns
19832 and mark them as epilogues.
19833 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
19834 scanning in terms of basic blocks.
19835 * insn-notes.def (CFA_RESTORE_STATE): New.
19836 * jump.c (returnjump_p_1): Accept EH_RETURN.
19837 (eh_returnjump_p_1, eh_returnjump_p): New.
19838 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
19839 CFA_REGISTER, CFA_RESTORE): New.
19840 * rtl.def (EH_RETURN): New.
19841 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
19843 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
19844 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
19846 * config/i386/i386.c (gen_push): Update cfa state.
19847 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
19848 add a CFA_ADJUST_CFA note.
19849 (ix86_dwarf_handle_frame_unspec): Remove.
19850 (ix86_expand_prologue): Update cfa state.
19851 (ix86_emit_restore_reg_using_pop): New.
19852 (ix86_emit_restore_regs_using_pop): New.
19853 (ix86_emit_leave): New.
19854 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
19855 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
19856 * config/i386/i386.h (struct machine_cfa_state): New.
19857 (ix86_cfa_state): New.
19858 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
19859 (eh_return_internal): Merge from eh_return_<mode>,
19860 use eh_return rtx, split w/ epilogue.
19862 2009-05-29 Ian Lance Taylor <iant@google.com>
19864 * builtins.c (validate_gimple_arglist): Don't use va_arg with
19866 * calls.c (emit_library_call_value_1): Likewise.
19868 * c-typeck.c (c_build_va_arg): New function.
19869 * c-tree.h (c_build_va_arg): Declare.
19870 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
19871 instead of build_va_arg.
19873 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
19875 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
19876 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
19877 (ptr_difference_cost): Use affine combinations to compute it.
19878 (difference_cost): Likewise.
19879 (get_computation_cost_at): Compute more accurate cost for addresses
19880 if the ratio is a multiplier allowed in addresses.
19881 For non-addresses, consider that an additional offset or symbol is
19884 2009-05-29 Jakub Jelinek <jakub@redhat.com>
19886 * config/i386/i386.c (ix86_decompose_address): Avoid useless
19887 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
19889 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
19890 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
19891 (prefix_rex): For UNIT_MMX don't imply the prefix by default
19893 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
19894 to 1 for TYPE_SSE{IADD1,CVT1}.
19895 (prefix_vex_imm8): Removed.
19896 (length_vex): Only pass 1 as second argument to
19897 ix86_attr_length_vex_default if prefix_extra is 0.
19898 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
19899 (length): For prefix vex computation use length_immediate
19900 attribute instead of prefix_vex_imm8.
19901 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
19902 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
19903 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
19904 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
19905 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
19906 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
19907 a space in between the operands.
19908 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
19909 if one operand is 0xff and the other one si, di, bp or sp.
19910 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
19911 other one si, di, bp or sp.
19912 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
19913 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
19914 type and mode attributes.
19915 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
19916 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
19917 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
19918 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
19919 prefix_data16 attribute iff MODE_DF.
19920 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
19921 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
19922 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
19923 constm128_operand in length_immediate computation.
19924 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
19925 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
19926 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
19927 length_immediate attribute to 1.
19928 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
19929 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
19930 for certain alternatives.
19931 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
19932 prefix_data16 attribute if MODE_V1DF.
19933 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
19934 length_immediate to 1.
19935 (set_got_rex64, set_rip_rex64): Remove length attribute, set
19936 length_address to 4, set mode attribute to MODE_DI.
19937 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
19938 (fxam<mode>2_i387): Set length attribute to 4.
19939 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
19940 *prefetch_3dnow_rex): Override length_address attribute.
19941 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
19943 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
19944 (constm128_operand): Removed.
19945 * config/i386/i386.c (memory_address_length): For
19946 disp && !index && !base in 64-bit mode account for SIB byte if
19947 print_operand_address can't optimize disp32 into disp32(%rip)
19948 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
19949 for fs: or gs: segment.
19950 (ix86_attr_length_immediate_default): When checking if shortform
19951 is possible, truncate immediate to the length of the non-shortened
19953 (ix86_attr_length_address_default): Ignore MEM_P operands
19955 (ix86_attr_length_vex_default): Only check for DImode on
19956 GENERAL_REG_P operands.
19957 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
19958 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
19959 (sse_cvttps2pi): Clear prefix_rep attribute.
19960 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
19962 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
19963 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
19964 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
19965 iff operand 2 is const_int_operand.
19966 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
19967 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
19968 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
19970 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
19972 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
19973 prefix_data16 attribute for movlpd and movhpd instructions.
19974 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
19975 length_immediate for shufpd instruction.
19976 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
19977 (avx_cmpp<avxmodesuffixf2c><mode>3,
19978 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
19979 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
19980 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
19981 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
19982 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
19983 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
19984 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
19985 prefix_data16 attribute for the first alternative to 1.
19986 (*avx_loadlps): Override length_immediate for the first alternative.
19987 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
19988 attributes for second alternative.
19989 (*vec_concatv2sf_sse4_1): Override length_immediate and
19990 prefix_data16 attributes for second alternative.
19991 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
19992 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
19993 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
19994 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
19995 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
19996 prefix_data16 and length_immediate to 1.
19997 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
19999 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
20000 prefix_extra attribute for variants that don't have 0f prefix alone.
20001 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
20002 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
20003 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
20004 *sse4_1_pextrd): Set length_immediate to 1.
20005 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
20006 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
20008 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
20009 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
20010 length_immediate to 1 for second alternative.
20011 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
20012 prefix_extra and length_immediate attributes for the first
20014 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
20016 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
20017 to 1 for the first and third alternative.
20018 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
20020 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
20022 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
20024 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
20025 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
20026 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
20027 *avx_psign<mode>3): Set prefix_extra attribute to 1.
20028 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
20029 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
20030 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
20031 ssse3_psign<mode>3): Override prefix_rex attribute.
20032 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
20033 (ssse3_palignrti): Override length_immediate to 1.
20034 (ssse3_palignrdi): Override length_immediate to 1, override
20035 prefix_rex attribute.
20036 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
20037 (sse4a_extrqi): Override length_immediate to 2.
20038 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
20039 (sse4a_insertq): Override prefix_data16 to 0.
20040 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
20041 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
20042 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
20043 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
20044 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
20045 and length_immediate to 1.
20046 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
20047 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
20048 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
20049 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
20050 and length_immediate to 1.
20051 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
20052 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
20053 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
20054 avx_ptest256): Override prefix_extra to 1.
20055 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
20056 Override prefix_data16 and length_immediate to 1.
20057 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
20058 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
20059 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
20060 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
20061 prefix_data16 to 0 and prefix_extra to 2.
20062 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
20063 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
20065 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
20066 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
20067 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
20068 and prefix_extra to 2.
20069 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
20070 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
20071 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
20072 avx_vpermilvar<mode>3,
20073 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
20074 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
20075 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
20076 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
20077 Override prefix_extra to 1.
20078 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
20079 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
20080 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
20081 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
20082 prefix_extra and length_immediate to 1.
20083 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
20085 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
20086 to 1 for the first alternative.
20087 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
20088 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
20090 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
20091 *movv2sf_internal_avx, *movv2sf_internal): Override
20092 prefix_rep attribute for certain alternatives.
20093 (*mov<mode>_internal): Override prefix_rep or prefix_data16
20094 attributes for certain alternatives.
20095 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
20096 attributes for certain alternatives.
20097 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
20098 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
20099 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
20100 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
20101 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
20102 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
20103 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
20104 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
20105 length_immediate to 1 if operand 2 is const_int_operand.
20106 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
20107 *vec_extractv2si_1): Set length_immediate attribute to 1.
20108 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
20109 using old 3DNOW insn rather than SSE/3DNOW_A.
20110 (mmx_emms, mmx_femms): Clear modrm attribute.
20112 2009-05-29 Martin Jambor <mjambor@suse.cz>
20114 * tree-sra.c: New implementation of SRA.
20116 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
20117 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
20118 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
20119 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
20120 (SRA_MAX_STRUCTURE_COUNT): Removed.
20121 (SRA_FIELD_STRUCTURE_RATIO): Removed.
20122 * doc/invoke.texi (sra-max-structure-size): Removed.
20123 (sra-field-structure-ratio): Removed.
20125 2009-05-29 Jakub Jelinek <jakub@redhat.com>
20127 PR middle-end/40291
20128 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
20131 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
20133 PR rtl-optimization/40101
20134 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
20135 seqno. Adjust comment.
20136 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
20137 inserting bookkeeping before a jump, the jump is not scheduled.
20138 When no positive seqno found, provide a value. Add comment.
20140 2009-05-29 Richard Guenther <rguenther@suse.de>
20142 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
20143 short-cutting on the first component.
20145 2009-05-29 Jakub Jelinek <jakub@redhat.com>
20147 PR middle-end/39958
20148 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
20149 for trees other than decls/types.
20151 2009-05-29 Richard Guenther <rguenther@suse.de>
20153 * tree-ssa-operands.c (get_expr_operands): Do not handle
20154 INDIRECT_REFs in the handled-component case. Remove
20155 unused get_ref_base_and_extent case.
20156 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
20157 tree_low_cst and host_integerp where possible.
20158 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
20159 codes for equivalence.
20160 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
20162 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
20164 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
20165 to tmake_file for i[34567]86-*-cygwin*.
20167 2009-05-29 Jakub Jelinek <jakub@redhat.com>
20170 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
20171 (altivec_categorize_keyword, init_vector_keywords,
20172 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
20175 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
20177 * tree.c (handle_dll_attribute): Check if node is
20178 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
20180 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
20182 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
20184 (thumb2_zero_extendqidi2): Likewise.
20186 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
20188 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
20189 instead of gen_movrt.
20190 * config/sh/sh.md (movrt): Remove.
20192 2009-05-28 Steve Ellcey <sje@cup.hp.com>
20194 * doc/invoke.texi (IA-64 Options):
20195 Add -msdata, -mfused-madd, -mno-inline-float-divide,
20196 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
20197 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
20198 -msched-prefer-non-control-spec-insns,
20199 -msched-stop-bits-after-every-cycle,
20200 -msched-count-spec-in-critical-path,
20201 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
20202 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
20203 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
20204 and -msched-spec-verbose.
20206 2009-05-28 Joseph Myers <joseph@codesourcery.com>
20208 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
20209 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
20211 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
20213 2009-05-28 Richard Guenther <rguenther@suse.de>
20215 * tree-ssa-alias.c (ao_ref_init): New function.
20216 (ao_ref_base): Likewise.
20217 (ao_ref_base_alias_set): Likewise.
20218 (ao_ref_alias_set): Likewise.
20219 (refs_may_alias_p_1): Change signature.
20220 (refs_may_alias_p): Adjust.
20221 (refs_anti_dependent_p): Likewise.
20222 (refs_output_dependent_p): Likewise.
20223 (call_may_clobber_ref_p_1): Change signature.
20224 (call_may_clobber_ref_p): Adjust.
20225 (stmt_may_clobber_ref_p_1): New function split out from ...
20226 (stmt_may_clobber_ref_p): ... here.
20227 (maybe_skip_until): Adjust signature.
20228 (get_continuation_for_phi): Likewise.
20229 (walk_non_aliased_vuses): Likewise.
20230 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
20231 (ao_ref_init): Declare.
20232 (ao_ref_base): Likewise.
20233 (ao_ref_alias_set): Likewise.
20234 (stmt_may_clobber_ref_p_1): Likewise.
20235 (walk_non_aliased_vuses): Adjust.
20236 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
20237 (get_ref_from_reference_ops): remove.
20238 (vn_reference_lookup_2): Adjust signature.
20239 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
20240 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
20241 (vn_reference_lookup): Adjust.
20242 (vn_reference_insert): Likewise.
20243 (vn_reference_insert_pieces): Adjust signature.
20244 (visit_reference_op_call): Adjust.
20245 * tree-ssa-pre.c (get_expr_type): Simplify.
20246 (phi_translate_1): Adjust.
20247 (compute_avail): Likewise.
20248 (translate_vuse_through_block): Do not re-build trees.
20249 (value_dies_in_block_x): Likewise.
20250 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
20252 (vn_reference_lookup_pieces): Adjust declaration.
20253 (vn_reference_insert_pieces): Likewise.
20255 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
20257 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
20258 with checking disabled.
20260 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
20264 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
20265 macro definition for support of three-operand format aligned
20266 .comm directive in assembler on cygwin/pe/mingw target OS.
20267 * configure: Regenerate.
20268 * config.h: Regenerate.
20270 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
20271 aligned form of .comm directive if -mpe-aligned-commons is in effect.
20272 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
20274 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
20275 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
20277 2009-05-28 Ira Rosen <irar@il.ibm.com>
20279 PR tree-optimization/40254
20280 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
20281 in analysis of basic blocks.
20283 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
20285 PR middle-end/33699
20286 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
20287 * target-def.h (TARGET_CONST_ANCHOR): New macro.
20288 (TARGET_INITIALIZER): Use it.
20289 * cse.c (CHEAPER): Move it up to the other macros.
20290 (insert): Rename this ...
20291 (insert_with_costs): ... to this. Add cost parameters. Update
20293 (insert): New function. Call insert_with_costs.
20294 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
20295 find_reg_offset_for_const, try_const_anchors): New functions.
20296 (cse_insn): Call try_const_anchors. Adjust cost of src_related
20297 when using a const-anchor. Call insert_const_anchors.
20298 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
20299 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
20301 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
20303 * tree-inline.c (remap_decls): Enable nonlocalized variables
20304 when not optimizing.
20306 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
20308 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
20309 Simplify other tests involving optimize.
20311 2009-05-27 Tom Tromey <tromey@redhat.com>
20313 * unwind-dw2.c (_Unwind_DebugHook): New function.
20314 (uw_install_context): Call _Unwind_DebugHook.
20316 2009-05-27 Tom Tromey <tromey@redhat.com>
20318 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
20320 2009-05-27 Ian Lance Taylor <iant@google.com>
20322 * Makefile.in (LINKER, LINKER_FLAGS): Define.
20323 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
20324 (ALL_LINKERFLAGS): Define.
20325 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
20326 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
20327 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
20328 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
20329 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
20330 $(LINKER_FOR_BUILD).
20331 (build/gcov-iov$(build_exeext)): Likewise.
20333 2009-05-27 Julian Brown <julian@codesourcery.com>
20335 * gcse.c (target.h): Include.
20336 (can_assign_to_reg_without_clobbers_p): Check that the target allows
20337 copy of argument to a pseudo register.
20339 2009-05-27 Diego Novillo <dnovillo@google.com>
20341 * tree-ssa-live.c (dump_scope_block): Document arguments.
20342 (dump_scope_blocks): Document.
20343 (debug_scope_blocks): New.
20344 * tree-flow.h (debug_scope_blocks): Declare.
20346 2009-05-21 Denis Chertykov <denisc@overta.ru>
20348 * doc/contrib.texi (Contributors): Add myself to the list.
20350 2009-05-27 Olivier Hainque <hainque@adacore.com>
20352 * expr.c (target_align): New function. Alignment the TARGET of an
20353 assignment may be assume to have.
20354 (highest_pow2_factor_for_target): Use it instead of relying on
20355 immediate tree attributes of TARGET, not necessarily honored when
20356 intermediate bitfields are involved.
20358 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
20361 * config/i386/driver-i386.c (host_detect_local_cpu): Support
20362 AVX, SSE4, AES, PCLMUL and POPCNT.
20364 2009-05-27 Diego Novillo <dnovillo@google.com>
20366 * tree-pretty-print.c (dump_location): New.
20367 (dump_generic_node): Call it.
20368 Factor code to handle BLOCK nodes ...
20369 (dump_block_node): ... here.
20371 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
20373 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
20375 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
20377 * gcc-plugin.h: Include config.h and system.h.
20378 (IN_GCC): Define if not defined.
20380 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
20382 PR middle-end/40249
20383 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
20386 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
20388 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
20390 * config/m32r/m32r.h: Ditto.
20391 * config/m32r/m32r.md: Ditto.
20392 * config/m32r/predicates.md: Ditto.
20394 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
20396 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
20398 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
20401 (Loading plugins): typo.
20402 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
20403 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
20404 (Interacting with the GCC Garbage Collector): Added new section.
20405 (Giving information about a plugin): Added new section for
20407 * ggc.h (ggc_register_root_tab): Added declaration.
20408 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
20409 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
20410 (register_callback): Improved comment in declaration.
20411 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
20412 (extra_root_vec) Added static variable for dynamic roots registration.
20413 (ggc_register_root_tab) Added new routine.
20414 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
20415 PLUGIN_GGC_MARKING event.
20416 * ggc-zone.c: Include plugin.h.
20417 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
20418 * ggc-page.c: Include plugin.h.
20419 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
20420 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
20421 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
20422 (register_callback): check lack of callbacks for
20423 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
20424 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
20425 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
20426 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
20427 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
20428 dependency on plugin.h.
20429 (plugin.o): Added dependency on ggc.h...
20431 2009-05-26 Richard Guenther <rguenther@suse.de>
20433 PR middle-end/40248
20435 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
20436 with mismatched comparison modes.
20438 * expr.c (expand_expr_real_1): Expand the operand of a
20439 VIEW_CONVERT_EXPR in its natural mode.
20441 2009-05-26 Ian Lance Taylor <iant@google.com>
20443 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
20444 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
20445 (ALL_COMPILERFLAGS): Define.
20446 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
20447 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
20448 (collect2$(exeext), collect2.o): Likewise.
20449 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
20450 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
20451 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
20452 (libbackend.o, intl.o, cppdefault.o): Likewise.
20453 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
20454 (build/%.o): Use $(COMPILER_FOR_BUILD).
20455 (build/gen%$(build_exeext)): Likewise.
20456 (build/gcov-iov$(build_exeext)): LIkewise.
20457 * config/t-darwin (darwin.o): Use $(COMPILER).
20458 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
20459 * config/t-sol2 (sol2-c.o): Likewise.
20460 (sol2.o): Likewise.
20461 * config/t-vxworks (vxworks.o): Likewise.
20462 * config/x-darwin (host-darwin.o): Likewise.
20463 * config/x-hpux (host-hpux.o): Likewise.
20464 * config/x-linux (host-linux.o): Likewise.
20465 * config/x-solaris (host-solaris.o): Likewise.
20466 * config/alpha/x-alpha (driver-alpha.o): Likewise.
20467 * config/arm/t-arm (arm-c.o): Likewise.
20468 * config/arm/t-pe (pe.o): Likewise.
20469 * config/arm/t-wince-pe (pe.o): Likewise.
20470 * config/i386/t-cygming (winnt.o): Likewise.
20471 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
20472 * config/i386/t-cygwin (cygwin1.o): Likewise.
20473 (cygwin2.o): Likewise.
20474 * config/i386/t-i386 (i386-c.o): Likewise.
20475 * config/i386/t-interix (winnt.o): Likewise.
20476 * config/i386/t-netware (netware.o): Likewise.
20477 * config/i386/t-nwld (nwld.o): Likewise.
20478 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
20479 * config/i386/x-i386 (driver-i386.o): Likewise.
20480 * config/i386/x-cygwin (host-cygwin.o): Likewise.
20481 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
20482 * config/ia64/t-ia64 (ia64-c.o): Likewise.
20483 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
20484 * config/mips/x-native (driver-native.o): Likewise.
20485 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
20486 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
20487 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
20488 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
20489 * config/score/t-score-elf (score7.o): Likewise.
20490 (score3.o): Likewise.
20491 * config/sh/t-sh (sh-c.o): Likewise.
20492 * config/sh/t-symbian (sh-c.o): Likewise.
20493 (symbian.o): Likewise.
20494 * config/spu/t-spu-elf (spu-c.o): Likewise.
20495 * config/v850/t-v850 (v850-c.o): Likewise.
20496 * config/v850/t-v850e (v850-c.o): Likewise.
20498 2009-05-26 Richard Guenther <rguenther@suse.de>
20500 PR tree-optimization/40122
20501 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
20502 VECTOR_CSTs if possible.
20503 (fold_gimple_assign): Likewise.
20505 2009-05-26 Richard Guenther <rguenther@suse.de>
20507 PR middle-end/40252
20508 * fold-const.c (fold_binary): Use the correct types for building
20511 2009-05-26 Richard Guenther <rguenther@suse.de>
20513 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
20514 redundant calls to merge_alias_info.
20515 (bump_vector_ptr): Likewise.
20516 * tree-ssa-copy.c (merge_alias_info): Remove.
20517 (replace_exp_1): Remove call to merge_alias_info.
20518 (propagate_tree_value): Likewise.
20519 (fini_copy_prop): Propagate points-to info.
20520 * tree-flow.h (merge_alias_info): Remove.
20522 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
20524 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
20526 2009-05-25 Jan Hubicka <jh@suse.cz>
20528 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
20529 * cgraph.h (struct inline_summary): New filed self_wize,
20530 size_inlining_benefit, self_time and time_inlining_benefit.
20531 (struct cgraph_global_info): Replace insns by time ans size fields.
20532 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
20533 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
20534 (ipcp_update_callgraph): Do not touch function bodies.
20535 * ipa-inline.c: Include except.h
20536 (MAX_TIME): New constant.
20537 (overall_insns): Remove.
20538 (leaf_node_p): New.
20539 (overall_size, max_benefit): New static variables.
20540 (cgraph_estimate_time_after_inlining): New function.
20541 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
20542 (cgraph_clone_inlined_nodes): Update size.
20543 (cgraph_mark_inline_edge): Update size.
20544 (cgraph_estimate_growth): Use size info.
20545 (cgraph_check_inline_limits): Check size.
20546 (cgraph_default_inline_p): Likewise.
20547 (cgraph_edge_badness): Compute badness based on benefit and size cost.
20548 (cgraph_decide_recursive_inlining): Check size.
20549 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
20551 (cgraph_decide_inlining): Likewise.
20552 (cgraph_decide_inlining_incrementally): Likewise; honor
20553 PARAM_EARLY_INLINING_INSNS.
20554 (likely_eliminated_by_inlining_p): New predicate.
20555 (estimate_function_body_sizes): New function.
20556 (compute_inline_parameters): Use it.
20557 * except.c (must_not_throw_labels): New function.
20558 * except.h (must_not_throw_labels): Declare.
20559 * tree-inline.c (init_inline_once): Kill inlining_weigths
20560 * tree-ssa-structalias.c: Avoid uninitialized warning.
20561 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
20562 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
20563 (PARAM_INLINE_CALL_COST): Remove.
20564 (PARAM_EARLY_INLINING_INSNS): New.
20566 2009-05-25 Richard Guenther <rguenther@suse.de>
20568 PR tree-optimization/36327
20569 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
20570 callback for reference translation or lookup at the point of may-defs.
20571 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
20572 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
20573 for union COMPONENT_REFs.
20574 (vn_reference_lookup_3): New callback. Lookup from memset
20575 and CONSTRUCTOR assignment, translate through struct copies.
20576 (vn_reference_lookup_pieces): Make sure to not free the
20577 passed operands array. Adjust walk_non_aliased_vuses call.
20578 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
20579 make sure we do not leak memory.
20581 2009-05-25 Richard Guenther <rguenther@suse.de>
20583 * tree-ssa-alias.h (dump_points_to_solution): Declare.
20584 * tree-inline.c (expand_call_inline): Reset the escaped and
20585 callused solutions.
20586 * tree-ssa-structalias.c (pass_build_ealias): New.
20587 * tree-pass.h (pass_build_ealias): Declare.
20588 * passes.c (init_optimization_passes): Add PTA during
20589 early optimizations.
20590 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
20591 and CALLUSED solutions.
20592 (dump_points_to_solution): New function, split out from ...
20593 (dump_points_to_info_for): ... here.
20594 * tree-parloops.c (parallelize_loops): Reset the escaped and
20595 callused solutions.
20597 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
20600 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
20601 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
20603 2009-05-25 Ira Rosen <irar@il.ibm.com>
20605 PR tree-optimization/40238
20606 * tree-vect-stmts.c (vect_init_vector): Insert initialization
20607 statements after basic block's labels.
20608 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
20609 to free the allocated memory.
20611 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
20613 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
20614 return address with a USE.
20616 2009-05-24 Richard Guenther <rguenther@suse.de>
20618 PR middle-end/40233
20619 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
20620 array type from the main variant of the inner type.
20622 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
20624 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
20625 definition to bool (from int) to un-break build.
20626 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
20628 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
20630 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
20631 discard_stmt_changes): Delete.
20632 * tree-ssa-operands.c (scb_stack): Delete.
20633 (init_ssa_operands): Do not initialize it.
20634 (fini_ssa_operands): Do not free it.
20635 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
20637 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
20638 update_stmt, remove the others. Fix comments.
20639 * tree-dfa.c (optimize_stack_restore): Likewise.
20640 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
20641 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
20642 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
20643 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
20645 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
20646 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
20647 (dom_opt_finalize_block): Likewise, adjusting access to
20649 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
20650 (stmts_to_rescan): Change item type to gimple.
20651 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
20653 2009-05-24 Ira Rosen <irar@il.ibm.com>
20655 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
20656 * tree-pass.h (pass_slp_vectorize): New pass.
20657 * params.h (SLP_MAX_INSNS_IN_BB): Define.
20658 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
20659 * tree-vectorizer.c (timevar.h): Include.
20660 (user_vect_verbosity_level): Declare.
20661 (vect_location): Fix comment.
20662 (vect_set_verbosity_level): Update user_vect_verbosity_level
20663 instead of vect_verbosity_level.
20664 (vect_set_dump_settings): Add an argument. Ignore user defined
20665 verbosity if dump flags require higher level of verbosity. Print to
20666 stderr only for loop vectorization.
20667 (vectorize_loops): Update call to vect_set_dump_settings.
20668 (execute_vect_slp): New function.
20669 (gate_vect_slp): Likewise.
20670 (struct gimple_opt_pass pass_slp_vectorize): New.
20671 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
20672 access its members.
20673 (vec_info_for_bb): New function.
20674 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
20675 (VECTORIZATION_ENABLED): New macro.
20676 (SLP_ENABLED, SLP_DISABLED): Likewise.
20677 (vect_is_simple_use): Add bb_vec_info argument.
20678 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
20679 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
20680 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
20681 vect_schedule_slp, vect_analyze_slp): Likewise.
20682 (vect_analyze_stmt): Add slp_tree argument.
20683 (find_bb_location): Declare.
20684 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
20685 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
20686 (vect_analyze_loop_operations, vect_analyze_loop,
20687 get_initial_def_for_induction, vect_create_epilog_for_reduction,
20688 vect_finalize_reduction, vectorizable_reduction,
20689 vectorizable_live_operation, vect_transform_loop): Likewise.
20690 * tree-data-ref.c (dr_analyze_innermost): Update comment,
20691 skip evolution analysis if analyzing a basic block.
20692 (dr_analyze_indices): Likewise.
20693 (initialize_data_dependence_relation): Skip the test whether the
20694 object is invariant for basic blocks.
20695 (compute_all_dependences): Skip dependence analysis for data
20696 references in basic blocks.
20697 (find_data_references_in_stmt): Don't fail in case of invariant
20698 access in basic block.
20699 (find_data_references_in_bb): New function.
20700 (find_data_references_in_loop): Move code to
20701 find_data_references_in_bb and add a call to it.
20702 (compute_data_dependences_for_bb): New function.
20703 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
20704 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
20706 (vect_analyze_data_ref_dependence): Check for interleaving in case of
20707 unknown dependence in basic block and fail in case of dependence in
20709 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
20710 dependence instances from either loop or basic block vectorization
20712 (vect_compute_data_ref_alignment): Check if it is loop vectorization
20713 before calling nested_in_vect_loop_p.
20714 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
20715 dependence instances from either loop or basic block vectorization
20717 (vect_verify_datarefs_alignment): Likewise.
20718 (vect_enhance_data_refs_alignment): Adjust function calls.
20719 (vect_analyze_data_refs_alignment): Likewise.
20720 (vect_analyze_group_access): Fix printing. Skip different checks if
20721 DR_STEP is 0. Keep strided stores either in loop or basic block
20722 vectorization data structure. Fix indentation.
20723 (vect_analyze_data_ref_access): Fix comments, allow zero step in
20725 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
20726 dependence instances from either loop or basic block vectorization
20728 (vect_analyze_data_refs): Update comment. Call
20729 compute_data_dependences_for_bb to analyze basic blocks.
20730 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
20731 case of loop vectorization. In case of basic block vectorization use
20732 data-ref itself as a base.
20733 (vect_create_data_ref_ptr): In case of basic block vectorization:
20734 don't advance the pointer, add new statements before the current
20735 statement. Adjust function calls.
20736 (vect_supportable_dr_alignment): Support only aligned accesses in
20737 basic block vectorization.
20738 * common.opt (ftree-slp-vectorize): New flag.
20739 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
20740 (vect_pattern_recog_1): Likewise.
20741 * tree-vect-stmts.c (process_use): Likewise.
20742 (vect_init_vector): Add new statements in the beginning of the basic
20743 block in case of basic block SLP.
20744 (vect_get_vec_def_for_operand): Adjust function calls.
20745 (vect_finish_stmt_generation): Likewise.
20746 (vectorizable_call): Add assert that it is loop vectorization, adjust
20748 (vectorizable_conversion, vectorizable_assignment): Likewise.
20749 (vectorizable_operation): In case of basic block SLP, take
20750 vectorization factor from statement's type and skip the relevance
20751 check. Adjust function calls.
20752 (vectorizable_type_demotion): Add assert that it is loop
20753 vectorization, adjust function calls.
20754 (vectorizable_type_promotion): Likewise.
20755 (vectorizable_store): Check for outer loop only in case of loop
20756 vectorization. Adjust function calls. For basic blocks, skip the
20757 relevance check and don't advance pointers.
20758 (vectorizable_load): Likewise.
20759 (vectorizable_condition): Add assert that it is loop vectorization,
20760 adjust function calls.
20761 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
20762 that it is not reduction, get vector type, call only supported
20763 functions, skip loop specific parts.
20764 (vect_transform_stmt): Check for outer loop only in case of loop
20766 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
20767 (vect_is_simple_use): Fix comment, add new argument, fix conditions
20768 for external definition.
20769 * passes.c (pass_slp_vectorize): New pass.
20770 * tree-vect-slp.c (find_bb_location): New function.
20771 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
20772 check for patterns only in loops.
20773 (vect_build_slp_tree): Add argument, adjust function calls, fail in
20774 case of multiple types in basic block SLP.
20775 (vect_mark_slp_stmts_relevant): New function.
20776 (vect_supported_load_permutation_p): Fix comment.
20777 (vect_analyze_slp_instance): Add argument. In case of basic block
20778 SLP, take vectorization factor from statement's type, check that
20779 unrolling factor is 1. Adjust function call. Save SLP instance in
20780 either loop or basic block vectorization structure. Return FALSE,
20782 (vect_analyze_slp): Add argument. Get strided stores groups from
20783 either loop or basic block vectorization structure. Return FALSE
20784 if basic block SLP failed.
20785 (new_bb_vec_info): New function.
20786 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
20787 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
20788 (vect_schedule_slp): Add argument. Get SLP instances from either
20789 loop or basic block vectorization structure. Set vectorization factor
20790 to be 1 for basic block SLP.
20791 (vect_slp_transform_bb): New function.
20792 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
20794 2009-05-23 Mark Mitchell <mark@codesourcery.com>
20796 * final.c (shorten_branches): Do not align labels for jump tables.
20797 (final_scan_insn): Use JUMP_TABLE_DATA_P.
20799 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
20801 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
20802 Remove outdated reference to flow.c and fix nits.
20803 * doc/gccint.texi: Tweak RTL description.
20804 * doc/rtl.texi: Likewise.
20806 2009-05-23 Denis Chertykov <chertykov@gmail.com>
20808 * config/avr/avr.c: Change my email address.
20809 * config/avr/avr.h: Likewise.
20810 * config/avr/avr.md: Likewise.
20811 * config/avr/avr-protos.h: Likewise.
20812 * config/avr/libgcc.S: Likewise.
20814 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
20816 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
20817 (spu_split_load, spu_split_store): Change return type to int.
20818 (spu_split_convert): Declare.
20819 * config/spu/predicates.md (spu_mem_operand): Remove.
20820 (spu_mov_operand): Update.
20821 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
20822 * config/spu/spu.c (regno_aligned_for_load): Remove.
20823 (reg_aligned_for_addr, spu_expand_load): Define.
20824 (spu_expand_extv): Reimplement and handle MEM.
20825 (spu_expand_insv): Handle MEM.
20826 (spu_sched_reorder): Handle insn's with length 0.
20827 (spu_legitimate_address_p): Reimplement.
20828 (store_with_one_insn_p): Return TRUE for any mode with size
20829 larger than 16 bytes.
20830 (address_needs_split): Define.
20831 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
20833 (spu_convert_move): Define.
20834 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
20835 (spu_split_store): Change all MEM's to TImode.
20836 (spu_init_expanders): Preallocate registers that correspond to
20837 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
20839 (spu_split_convert): Define.
20840 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
20841 (_move<mode>, _movdi, _movti): Update predicate and condition.
20842 (load, store): Change to define_split.
20843 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
20845 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
20846 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
20847 define_insn_and_split of lshr<mode>3.
20848 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
20849 (<v>ashr<mode>3_imm): Define.
20850 (extv, extzv, insv): Allow MEM operands.
20851 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
20852 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
20853 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
20854 (_spu_convert2): Change to define_insn_and_split and remove the
20855 corresponding define_peephole2.
20856 (stack_protect_set, stack_protect_test, stack_protect_test_si):
20857 Change predicates to memory_operand.
20859 2009-05-22 Mark Mitchell <mark@codesourcery.com>
20861 * config/arm/thumb2.md: Add 16-bit multiply instructions.
20863 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
20865 PR tree-optimization/40219
20866 * tree.c (iterative_hash_expr): Make sure the builtin function is
20867 a normal builtin function and not a front end or back end builtin
20868 before indexing into the built_in_decls array.
20870 2009-05-22 Richard Guenther <rguenther@suse.de>
20872 PR middle-end/38964
20873 * alias.c (write_dependence_p): Do not use TBAA for answering
20874 anti-dependence or output-dependence.
20875 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
20876 (emit_pointer_definition): Remove.
20877 (emit_alias_warning): Likewise.
20878 (find_what_var_points_to): Remove TBAA pruning code.
20879 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
20881 (compute_points_to_sets): Remove code computing the set of
20882 dereferenced pointers.
20883 * tree-data-ref.c (dr_may_alias_p): Properly use the split
20884 oracle for querying anti and output dependencies.
20885 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
20886 if TBAA may be applied.
20887 (refs_anti_dependent_p): New function.
20888 (refs_output_dependent_p): Likewise.
20889 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
20890 (refs_output_dependent_p): Likewise.
20891 * doc/tree-ssa.texi (Memory model): New section.
20892 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
20893 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
20894 * cfgexpand.c (expand_gimple_basic_block): Do not handle
20895 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
20896 * expr.c (expand_expr_real_1): Likewise.
20897 * gimple-low.c (lower_stmt): Likewise.
20898 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
20899 (dump_gimple_cdt): Remove.
20900 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
20901 (gimple_size): Likewise.
20902 (walk_gimple_op): Likewise.
20903 (is_gimple_stmt): Likewise.
20904 (walk_stmt_load_store_addr_ops): Likewise.
20905 (gimple_build_cdt): Remove.
20906 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
20907 * gimple.h (gimple_cdt_new_type): Remove.
20908 (gimple_cdt_new_type_ptr): Likewise.
20909 (gimple_cdt_set_new_type): Likewise.
20910 (gimple_cdt_location): Likewise.
20911 (gimple_cdt_location_ptr): Likewise.
20912 (gimple_cdt_set_location): Likewise.
20913 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
20914 * tree-cfg.c (remove_useless_stmts_1): Do not handle
20915 GIMPLE_CHANGE_DYNAMIC_TYPE.
20916 (verify_types_in_gimple_stmt): Likewise.
20917 * tree-inline.c (estimate_num_insns): Likewise.
20918 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
20919 (copy_decl_to_var): Likewise.
20920 (copy_result_decl_to_var): Likewise.
20921 * tree-pretty-print.c (dump_generic_node): Do not handle
20922 CHANGE_DYNAMIC_TYPE_EXPR.
20923 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
20924 * tree-ssa-operands.c (get_expr_operands): Likewise.
20925 * tree-ssa-structalias.c (struct variable_info): Remove
20926 no_tbaa_pruning member.
20927 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
20928 (unify_nodes): Do not copy it.
20929 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
20930 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
20931 (set_uids_in_ptset): Do not check it.
20932 (find_what_var_points_to): Likewise.
20933 (compute_tbaa_pruning): Remove.
20934 (compute_points_to_sets): Do not call it.
20935 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
20936 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
20937 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
20938 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
20939 (DECL_NO_TBAA_P): Likewise.
20940 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
20941 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
20942 (expand_omp_atomic_pipeline): Do not set it.
20943 * print-tree.c (print_node): Do not dump it.
20944 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
20947 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
20950 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
20953 2009-05-22 Mark Mitchell <mark@codesourcery.com>
20955 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
20958 2009-05-22 Ben Elliston <bje@au.ibm.com>
20960 * Makefile.in (bversion.h, s-bversion): New targets.
20961 (TOPLEV_H): Add bversion.h.
20962 * toplev.h: Include "bversion.h".
20963 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
20964 the __format__ attribute only if compiling with the same version
20965 of GCC as the sources (the "build version").
20967 2009-05-22 Ben Elliston <bje@au.ibm.com>
20969 * c-format.c (handle_format_attribute): Fix comment typo.
20971 2009-05-21 Steve Ellcey <sje@cup.hp.com>
20974 * config/ia64/ia64.opt (mfused-madd): New.
20975 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
20976 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
20977 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
20978 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
20979 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
20980 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
20981 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
20982 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
20983 instruction if !TARGET_FUSED_MADD.
20984 (fpma, fpms): Remove colon from name.
20986 2009-05-22 Richard Guenther <rguenther@suse.de>
20988 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
20989 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
20990 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
20992 (create_expression_by_pieces): Only convert if necessary.
20993 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
20994 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
20996 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
20998 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
20999 regular pattern from a template and rename it ...
21000 (*extzv_truncsi_exts): ... to this.
21002 2009-05-21 Richard Guenther <rguenther@suse.de>
21004 * cgraph.h (struct cgraph_node): Remove inline_decl member.
21005 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
21006 (cgraph_default_inline_p): Likewise.
21007 (cgraph_decide_inlining_incrementally): Likewise.
21009 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
21010 Uros Bizjak <ubizjak@gmail.com>
21012 * config/i386/cpuid.h (bit_MOVBE): New.
21014 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
21016 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
21017 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
21018 (ix86_handle_option): Handle OPT_mmovbe.
21019 (ix86_target_string): Add -mmovbe.
21020 (pta_flags): Add PTA_MOVBE.
21021 (processor_alias_table): Add PTA_MOVBE to "atom".
21022 (override_options): Handle PTA_MOVBE.
21024 * config/i386/i386.h (TARGET_MOVBE): New.
21026 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
21027 (*bswapsi_movbe): New.
21028 (*bswapdi_movbe): Likewise.
21029 (bswapdi2): Renamed to ...
21030 (*bswapdi_1): This.
21031 (bswapdi2): New expander.
21033 * config/i386/i386.opt (mmovbe): New.
21035 * doc/invoke.texi: Document -mmovbe.
21037 2009-05-21 Taras Glek <tglek@mozilla.com>
21039 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
21040 * gcc-plugin.h (plugin_init): Updated signature.
21041 * gcc-plugin.h (plugin_name_args): Moved to this header.
21042 * doc/plugins.texi (plugin_init): Updated documention to reflect
21044 * doc/plugins.texi (plugin_name_args): Added to documention.
21046 2009-05-21 Mark Mitchell <mark@codesourcery.com>
21048 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
21049 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
21051 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
21053 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
21054 JUMP_TABLE_DATA_P predicates where applicable.
21055 * config/i386/predicates.md: Ditto.
21056 * config/i386/sse.md: Ditto.
21058 2009-05-21 Jakub Jelinek <jakub@redhat.com>
21060 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
21061 operand2 -128 override length_immediate attribute to 1.
21062 * config/i386/predicates.md (constm128_operand): New predicate.
21064 * config/i386/i386.c (memory_address_length): Handle %r12
21065 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
21067 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
21068 mode look through optional ZERO_EXTEND and SUBREG.
21069 * config/i386/i386.md (R12_REG): New define_constant.
21070 (prefix_data16): For sse unit set also for MODE_TI insns.
21071 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
21072 insns set if operand 1 is ext_QIreg_operand.
21073 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
21074 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
21076 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
21077 mode from MODE_DI to MODE_SI.
21078 (movdi_1_rex64): Override modrm and length_immediate attributes
21079 only for movabs (TYPE_IMOV, alternative 2).
21080 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
21081 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
21082 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
21083 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
21084 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
21085 prefix_rex attribute if DImode.
21086 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
21087 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
21088 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
21089 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
21090 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
21091 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
21092 Likewise. For TYPE_IMOV clear length_immediate attribute.
21093 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
21094 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
21095 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
21096 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
21097 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
21098 or one operand TYPE_ISHIFT.
21099 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
21100 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
21101 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
21102 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
21103 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
21104 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
21105 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
21106 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
21107 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
21108 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
21109 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
21110 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
21111 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
21112 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
21113 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
21114 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
21115 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
21116 set mode attribute, don't override length attribute.
21117 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
21119 (return_internal_long): Set length attribute to 2 instead of 1.
21120 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
21121 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
21122 prefix_rex attribute.
21123 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
21125 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
21127 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21129 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
21131 2009-05-20 Ian Lance Taylor <iant@google.com>
21133 * tree.c (build_tree_list_vec_stat): New function.
21134 (ctor_to_vec): New function.
21135 (build_nt_call_vec): New function.
21136 (build_call_array): Change args to be a const pointer.
21137 (build_call_vec): New function.
21138 * tree.h (build_nt_call_vec): Declare.
21139 (build_tree_list_vec_stat): Declare.
21140 (build_tree_list_vec): Define.
21141 (build_call_array): Update declaration.
21142 (build_call_vec): Declare.
21143 (ctor_to_vec): Declare.
21144 * c-common.c (tree_vector_cache): New static variable.
21145 (make_tree_vector): New function.
21146 (release_tree_vector): New function.
21147 (make_tree_vector_single): New function.
21148 (make_tree_vector_copy): New function.
21149 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
21150 (make_tree_vector_single, make_tree_vector_copy): Declare.
21151 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
21152 (c_parser_expr_list): Don't manage cache here, instead call
21154 (c_parser_release_expr_list): Remove static function.
21155 (c_parser_vec_to_tree_list): Remove static function.
21156 (c_parser_attributes): Call build_tree_list_vec instead of
21157 c_parser_vec_to_tree_list. Call release_tree_vector instead of
21158 c_parser_release_expr_list.
21159 (c_parser_postfix_expression_after_primary): Likewise.
21160 (c_parser_objc_keywordexpr): Likewise.
21162 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
21164 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
21165 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
21166 TARGET_CONVERT_TO_TYPE.
21167 * hooks.c (hook_tree_const_tree_null): Define.
21168 * hooks.h (hook_tree_const_tree_null): Declare.
21169 * target.h (struct gcc_target): Add invalid_parameter_type,
21170 invalid_return_type, promoted_type, and convert_to_type fields.
21171 * target-def.h (TARGET_INVALID_PARAMETER_TYPE): Define.
21172 (TARGET_INVALID_RETURN_TYPE): Define.
21173 (TARGET_PROMOTED_TYPE): Define.
21174 (TARGET_CONVERT_TO_TYPE): Define.
21175 (TARGET_INITIALIZER): Update for new fields.
21176 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
21177 (grokparms): Check targetm.invalid_parameter_type.
21178 * c-typeck.c (default_conversion): Check targetm.promoted_type.
21179 * c-convert.c (convert): Check targetm.convert_to_type.
21181 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
21183 * config/mips/mips.md (*extenddi_truncate<mode>,
21184 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
21186 (*extendhi_truncateqi): New define_insn_and_sptit.
21188 2009-05-20 Jakub Jelinek <jakub@redhat.com>
21190 PR middle-end/40204
21191 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
21192 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
21194 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
21196 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
21197 the operand of VIEW_CONVERT_EXPR.
21199 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
21201 * config/i386/driver-i386.c (host_detect_local_cpu): Check
21202 extended family and model for Intel processors. Support Intel Atom.
21204 2009-05-20 Olivier Hainque <hainque@adacore.com>
21206 * gstab.h (stab_code_type): Define, to be used instead of the
21207 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
21209 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
21210 occurrences by stab_code_type.
21211 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
21213 2009-05-20 Martin Jambor <mjambor@suse.cz>
21215 * tree-flow.h (insert_edge_copies_seq): Undeclare.
21216 (sra_insert_before): Likewise.
21217 (sra_insert_after): Likewise.
21218 (sra_init_cache): Likewise.
21219 (sra_type_can_be_decomposed_p): Likewise.
21220 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
21221 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
21222 (sra_insert_before): Likewise.
21223 (sra_insert_after): Likewise.
21224 (sra_init_cache): Likewise.
21225 (insert_edge_copies_seq): Made static and moved upwards.
21227 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
21230 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
21232 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
21233 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
21236 2009-05-20 Richard Guenther <rguenther@suse.de>
21238 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
21239 with mismatched comparison modes.
21241 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21243 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
21244 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
21245 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
21246 with shifts for Thumb2.
21247 (orsi_notsi): New for orn.
21248 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
21249 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
21250 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
21251 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
21252 Don't invert remainder for IOR.
21254 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
21256 PR tree-optimization/40087
21257 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
21258 number_of_iterations_ne): Rename never_infinite argument.
21259 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
21260 number_of_iterations_le): Handle pointer-type ivs when
21261 exit_must_be_taken is false.
21262 (number_of_iterations_cond): Do not always assume that
21263 exit_must_be_taken if the control variable is a pointer.
21265 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
21267 * c-typeck.c (build_binary_op): Allow % on integal vectors.
21268 * doc/extend.texi (Vector Extension): Document that % is allowed too.
21270 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
21272 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
21273 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
21275 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
21278 * c.opt (Wlogical-op): Disabled by default.
21279 * c-opt (c_common_post_options): Do not enable Wlogical-op with
21281 * doc/invoke.texi (Wlogical-op): Likewise.
21283 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
21285 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
21287 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
21288 Propagate the type of the first operand.
21289 <ASSERT_EXPR>: Simplify.
21290 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
21291 Rewrite using the RHS code as discriminant.
21292 <NOP_EXPR>: Turn into CASE_CONVERT.
21293 <PLUS_EXPR>: Propagate the type of the first operand.
21295 2009-05-19 Steve Ellcey <sje@cup.hp.com>
21297 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
21298 (ia64_dconst_0_375): New.
21299 * config/ia64/ia64.c (ia64_override_options): Remove
21300 -minline-sqrt-min-latency warning.
21301 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
21302 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
21303 * config/ia64/ia64.md (*sqrt_approx): Remove.
21304 (sqrtsf2): Remove #if 0.
21305 (sqrtsf2_internal_thr): Rewrite and move to div.md.
21306 (sqrtdf): Remove assert.
21307 (sqrtdf2_internal_thr): Rewrite and move to div.md.
21308 (sqrtxf2): Remove #if 0.
21309 (sqrtxf2_internal_thr): Rewrite and move to div.md.
21310 * div.md (sqrt_approx_rf): New.
21311 (sqrtsf2_internal_thr): New implementation.
21312 (sqrtsf2_internal_lat): New.
21313 (sqrtdf2_internal_thr: New implementation.
21314 (sqrtxf2_internal): New implementation.
21316 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
21317 Hans-Peter Nilsson <hp@axis.com>
21319 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
21320 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
21321 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
21322 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
21323 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
21324 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
21325 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
21326 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
21327 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
21328 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
21329 * c-common.c: ...from here.
21331 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
21333 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
21335 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21337 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
21339 2009-05-19 Ben Elliston <bje@au.ibm.com>
21341 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
21342 assignments with memcpy calls.
21343 (add_fdes): Likewise.
21344 (binary_search_unencoded_fdes): Likewise.
21345 (linear_search_fdes): Eliminate type puns.
21347 2009-05-19 Richard Guenther <rguenther@suse.de>
21349 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
21350 not falsely claim to have propagated into all uses.
21352 2009-05-19 Ben Elliston <bje@au.ibm.com>
21354 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
21357 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
21359 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
21360 * config/sh/sh.c (sh_legitimate_address_p): Make static.
21361 (TARGET_LEGITIMATE_ADDRESS_P): New.
21362 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21363 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
21365 2009-05-18 Dodji Seketeli <dodji@redhat.com>
21368 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
21369 child of the containing namespace's DIE.
21371 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
21373 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
21374 *zero_extendhi_truncqi): Move after the zero_extend patterns.
21375 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
21378 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
21381 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
21382 gen_align with gen_pad.
21383 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
21384 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
21386 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
21387 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
21389 * config/i386/i386.md (align): Renamed to ...
21390 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
21391 ASM_OUTPUT_MAX_SKIP_PAD.
21393 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
21395 * config.gcc: Fix variable syntax.
21398 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
21399 before calling exact_log2.
21400 (output_iorsi3): Likewise.
21401 (output_xorsi3): Likewise.
21403 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
21405 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
21406 for the none zero constant operand except for EQ and NE
21407 comprisons even when the first operand is R0.
21409 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
21411 * config/s390/2064.md: Remove trailing whitespaces.
21412 * config/s390/2084.md: Likewise.
21413 * config/s390/constraints.md: Likewise.
21414 * config/s390/fixdfdi.h: Likewise.
21415 * config/s390/libgcc-glibc.ver: Likewise.
21416 * config/s390/s390-modes.def: Likewise.
21417 * config/s390/s390-protos.h: Likewise.
21418 * config/s390/s390.c: Likewise.
21419 * config/s390/s390.h: Likewise.
21420 * config/s390/s390.md: Likewise.
21421 * config/s390/tpf-unwind.h: Likewise.
21423 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
21425 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
21427 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
21430 * configure.ac (m68k-*-*): Check if binutils support TLS.
21431 * configure: Regenerate.
21432 * config/m68k/predicates.md (symbolic_operand): Extend comment.
21433 * config/m68k/constraints.md (Cu): New constraint.
21434 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
21435 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
21436 (movsi): Handle TLS symbols.
21437 (addsi3_5200): Handle XTLS symbols, indent.
21438 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
21439 (m68k_tls_reference_p): Declare.
21440 (m68k_legitimize_address): Declare.
21441 (m68k_unwrap_symbol): Declare.
21442 * config/m68k/m68k.opt (mxtls): New option.
21443 * config/m68k/m68k.c (ggc.h): Include.
21444 (m68k_output_dwarf_dtprel): Implement hook.
21445 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
21446 (m68k_expand_prologue): Load GOT pointer when function needs it.
21447 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
21448 (m68k_legitimate_constant_address_p): Same.
21449 (m68k_decompose_address): Handle TLS references.
21450 (m68k_get_gp): New static function.
21451 (enum m68k_reloc): New contants.
21452 (TLS_RELOC_P): New macro.
21453 (m68k_wrap_symbol): New static function.
21454 (m68k_unwrap_symbol): New function.
21455 (m68k_final_prescan_insn_1): New static function.
21456 (m68k_final_prescan_insn): New function.
21457 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
21459 (legitimize_pic_address): Handle TLS references..
21460 (m68k_tls_get_addr, m68k_get_tls_get_addr)
21461 (m68k_libcall_value_in_a0_p)
21462 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
21463 (m68k_call_m68k_read_tp): Helper variables and functions for ...
21464 (m68k_legitimize_tls_address): Handle TLS references.
21465 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
21467 (m68k_legitimize_address): Handle TLS symbols.
21468 (m68k_get_reloc_decoration): New static function.
21469 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
21471 (m68k_output_dwarf_dtprel): Implement hook.
21472 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
21473 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
21474 m68k_call_* routines.
21475 (sched_attr_op_type): Handle TLS symbols.
21476 (gt-m68k.h): Include.
21477 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
21478 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
21480 2009-05-18 Martin Jambor <mjambor@suse.cz>
21482 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
21483 (visit_store_addr_for_mod_analysis): New function.
21484 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
21485 (determine_cst_member_ptr): Use gimple_assign_single_p.
21486 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
21487 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
21488 operands. Don't check number of operands of a NOP_EXPR.
21490 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
21492 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
21494 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
21497 * c-common.c (warn_logical_operator): Don't warn if one of
21498 expression isn't always true or false.
21500 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
21502 * config/i386/biarch32.h: New file.
21503 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
21505 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
21507 * config/mips/mips.md (*zero_extend<mode>_trunchi,
21508 *zero_extend<mode>_truncqi): Merge these into ...
21509 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
21510 Name the pattern following this as *zero_extendhi_truncqi.
21512 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
21514 PR middle-end/39301
21515 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
21516 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
21517 (output_info): Make field HOST_WIDEST_INT.
21518 (print_statistics): Use HOST_WIDEST_INT_PRINT.
21519 (dump_bitmat_statistics): Same.
21521 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
21523 * config.gcc (use_gcc_stdint): Set to wrap.
21524 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
21525 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
21526 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
21527 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
21528 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
21529 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
21530 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
21531 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
21533 2009-05-16 Joseph Myers <joseph@codesourcery.com>
21535 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
21537 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
21538 Move definitions earlier.
21539 (OPT_ARCH64, OPT_ARCH32): Define.
21540 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
21543 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
21546 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
21549 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
21551 * arm.md (movdi2): Copy non-reg values to DImode registers.
21553 2009-05-16 Jakub Jelinek <jakub@redhat.com>
21556 * final.c (label_to_max_skip): New function.
21557 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
21558 CODE_LABEL_NUMBER <= max_labelno.
21559 * output.h (label_to_max_skip): New prototype.
21560 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
21561 (ix86_avoid_jump_mispredicts): ... this. Don't define if
21562 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
21563 Handle CODE_LABELs with >= 16 byte alignment or with
21564 max_skip == (1 << align) - 1.
21565 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
21566 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
21569 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
21570 .p2align 3 if MAX_SKIP is smaller than 7.
21571 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
21573 2009-05-15 Ian Lance Taylor <iant@google.com>
21575 * alias.c (struct alias_set_entry_d): Rename from struct
21576 alias_set_entry. Change all uses.
21577 * except.c (struct call_site_record_d): Rename from struct
21578 call_site_record. Change all uses.
21579 * except.h (struct eh_region_d): Rename from struct eh_region.
21581 * gcse.c (struct hash_table_d): Rename from struct hash_table.
21583 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
21584 ivtype_map_elt. Change all uses.
21585 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
21587 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
21588 * graphite.h (struct name_tree_d): Rename from struct name_tree.
21590 (struct sese_d): Rename from struct sese. Change all uses.
21591 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
21592 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
21593 * optabs.h (struct optab_d): Rename from struct optab. Change all
21595 (struct convert_optab_d): Rename from struct convert_optab.
21597 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
21598 ipa_opt_pass. Change all uses.
21599 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
21602 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
21603 defined as a typedef.
21604 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
21607 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
21610 * fold-const.c (make_range,build_range_check,merge_ranges): Move
21612 (merge_ranges): Returns bool.
21613 * tree.h (make_range): .. to here.
21614 (build_range_check): Likewise.
21615 (merge_ranges): Likewise. Renamed from merge_ranges.
21616 * c-typeck.c (parser_build_binary_op): Update calls to
21617 warn_logical_operator.
21618 * c-common.c (warn_logical_operator): Add new warning.
21619 * c-common.h (warn_logical_operator): Update declaration.
21621 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
21623 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
21625 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21627 * doc/install.texi: Document MPC requirements, flags etc.
21629 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
21630 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
21631 Evaluate constant arguments.
21632 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
21633 (fold_builtin_1): Likewise, also evaluate constant arguments.
21634 Remove superfluous break.
21635 (do_mpc_ckconv): New.
21636 * real.h: Include mpc.h.
21637 * toplev.c (print_version): Output MPC version info if available.
21639 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
21641 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
21643 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
21645 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
21648 2009-05-15 Jan Hubicka <jh@suse.cz>
21650 * doc/invoke.texi (max-early-inliner-iterations): New flag.
21651 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
21652 (try_inline): Fix return value.
21653 (cgraph_decide_inlining_incrementally): Honor new value.
21654 (cgraph_early_inlining): Handle indirect inlining.
21655 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
21657 2009-05-15 Jan Hubicka <jh@suse.cz>
21659 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
21660 * cgraphunit.c (cgraph_finalize_function): Set it.
21661 (cgraph_expand_function): Use it.
21663 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
21665 * real.c (encode_ieee_half): Define.
21666 (decode_ieee_half): Define.
21667 (ieee_half_format): Define.
21668 (arm_half_format): Define.
21669 * real.h (ieee_half_format): Declare.
21670 (arm_half_format): Declare.
21672 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
21674 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
21675 swapped, and reversed optabs exist before trying to use them.
21677 2009-05-15 Paul Brook <paul@codesourcery.com>
21678 Sandra Loosemore <sandra@codesourcery.com>
21680 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
21681 loads. Allow PRE_DEC.
21682 (output_move_neon): Handle PRE_DEC.
21683 (arm_print_operand): Add 'A' for neon structure loads.
21684 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
21685 * config/arm/neon.md (neon_mov): Update comment.
21686 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
21688 (Um): New constraint.
21690 2009-05-15 Jan Hubicka <jh@suse.cz>
21692 Revert the following patch until testsuite fallout is fixed:
21693 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
21694 * cgraph.h (struct inline_summary): New filed self_wize,
21695 size_inlining_benefit, self_time and time_inlining_benefit.
21696 (struct cgraph_global_info): Replace insns by time ans size fields.
21697 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
21698 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
21699 (ipcp_update_callgraph): Do not touch function bodies.
21700 * ipa-inline.c: Include except.h
21701 (MAX_TIME): New constant.
21702 (overall_insns): Remove
21703 (overall_size, max_benefit): New static variables.
21704 (cgraph_estimate_time_after_inlining): New function.
21705 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
21706 (cgraph_clone_inlined_nodes): Update size.
21707 (cgraph_mark_inline_edge): Update size.
21708 (cgraph_estimate_growth): Use size info.
21709 (cgraph_check_inline_limits): Check size.
21710 (cgraph_default_inline_p): Likewise.
21711 (cgraph_edge_badness): Compute badness based on benefit and size cost.
21712 (cgraph_decide_recursive_inlining): Check size.
21713 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
21715 (cgraph_decide_inlining): Likewise.
21716 (cgraph_decide_inlining_incrementally): Likewise; honor
21717 PARAM_EARLY_INLINING_INSNS.
21718 (likely_eliminated_by_inlining_p): New predicate.
21719 (estimate_function_body_sizes): New function.
21720 (compute_inline_parameters): Use it.
21721 * except.c (must_not_throw_labels): New function.
21722 * except.h (must_not_throw_labels): Declare.
21723 * tree-inline.c (init_inline_once): Kill inlining_weigths
21724 * tree-ssa-structalias.c: Avoid uninitialized warning.
21725 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
21726 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
21727 (PARAM_INLINE_CALL_COST): Remove.
21728 (PARAM_EARLY_INLINING_INSNS): New.
21730 2009-05-15 Richard Guenther <rguenther@suse.de>
21732 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
21733 not TODO_update_ssa.
21735 2009-05-15 Richard Guenther <rguenther@suse.de>
21737 PR tree-optimization/39999
21738 * gimple.h (gimple_expr_type): Use the expression type looking
21739 through useless conversions.
21740 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
21741 (vn_nary_op_insert_stmt): Likewise.
21742 (simplify_binary_expression): Likewise.
21744 2009-05-15 Richard Guenther <rguenther@suse.de>
21746 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
21747 New options, enabled by default.
21748 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
21750 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
21751 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
21752 * tree-ssa-structalias.c (gate_tree_pta): New function.
21753 (pass_build_alias): Use it.
21755 2009-05-15 Joseph Myers <joseph@codesourcery.com>
21757 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
21758 recurse on an invariant address if a conversion from a pointer
21759 type to a wider integer type is involved.
21761 2009-05-15 Jan Hubicka <jh@suse.cz>
21763 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
21764 * cgraph.h (struct inline_summary): New filed self_wize,
21765 size_inlining_benefit, self_time and time_inlining_benefit.
21766 (struct cgraph_global_info): Replace insns by time ans size fields.
21767 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
21768 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
21769 (ipcp_update_callgraph): Do not touch function bodies.
21770 * ipa-inline.c: Include except.h
21771 (MAX_TIME): New constant.
21772 (overall_insns): Remove
21773 (overall_size, max_benefit): New static variables.
21774 (cgraph_estimate_time_after_inlining): New function.
21775 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
21776 (cgraph_clone_inlined_nodes): Update size.
21777 (cgraph_mark_inline_edge): Update size.
21778 (cgraph_estimate_growth): Use size info.
21779 (cgraph_check_inline_limits): Check size.
21780 (cgraph_default_inline_p): Likewise.
21781 (cgraph_edge_badness): Compute badness based on benefit and size cost.
21782 (cgraph_decide_recursive_inlining): Check size.
21783 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
21785 (cgraph_decide_inlining): Likewise.
21786 (cgraph_decide_inlining_incrementally): Likewise; honor
21787 PARAM_EARLY_INLINING_INSNS.
21788 (likely_eliminated_by_inlining_p): New predicate.
21789 (estimate_function_body_sizes): New function.
21790 (compute_inline_parameters): Use it.
21791 * except.c (must_not_throw_labels): New function.
21792 * except.h (must_not_throw_labels): Declare.
21793 * tree-inline.c (init_inline_once): Kill inlining_weigths
21794 * tree-ssa-structalias.c: Avoid uninitialized warning.
21795 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
21796 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
21797 (PARAM_INLINE_CALL_COST): Remove.
21798 (PARAM_EARLY_INLINING_INSNS): New.
21799 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
21800 (inline-call-cost): Remove.
21801 (early-inlining-insns): New.
21803 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
21805 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
21807 (print_int_cst_bounds_in_octal_p): Likewise.
21808 (dbxout_type): Adjust calls to above functions. Be prepared to deal
21810 * dwarf2out.c (base_type_die): Likewise.
21811 (is_subrange_type): Delete.
21812 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
21813 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
21814 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
21815 if the destination type is boolean.
21816 (build_range_check): Do not special-case subtypes.
21817 (fold_sign_changed_comparison): Likewise.
21818 (fold_unary): Likewise.
21819 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
21820 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
21821 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
21822 * tree.c (subrange_type_for_debug_p): New predicate based on the
21823 former is_subrange_type.
21824 * tree.h (subrange_type_for_debug_p): Declare.
21825 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
21826 (convert_affine_scev): Remove call to above function.
21827 (chrec_convert_aggressive): Likewise.
21828 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
21829 false for conversions involving subtypes.
21830 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
21831 (vrp_val_min): Likewise.
21832 (needs_overflow_infinity): Likewise.
21833 (extract_range_from_unary_expr): Likewise.
21835 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
21837 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
21838 * config/frv/frv.c: Likewise.
21839 * config/s390/s390.c: Likewise.
21840 * config/sparc/sparc.h: Likewise.
21841 * config/i386/i386.h: Likewise.
21842 * config/i386/i386.c: Likewise.
21843 * config/crx/crx.c: Likewise.
21844 * config/m68hc11/m68hc11.h: Likewise.
21845 * config/iq2000/iq2000.c: Likewise.
21846 * config/mn10300/mn10300.h: Likewise.
21847 * config/mn10300/mn10300.c: Likewise.
21848 * config/m68k/m68k.c: Likewise.
21849 * config/rs6000/rs6000.c: Likewise.
21850 * config/rs6000/xcoff.h: Likewise.
21851 * config/rs6000/linux64.h: Likewise.
21852 * config/rs6000/sysv4.h: Likewise.
21853 * config/score/score3.c: Likewise.
21854 * config/score/score7.c: Likewise.
21855 * config/score/score.c: Likewise.
21856 * config/arm/arm.md: Likewise.
21857 * config/mips/mips.c: Likewise.
21858 * config/mips/mips.md: Likewise.
21859 * config/bfin/bfin.h: Likewise.
21860 * config/pa/pa.c: Likewise.
21861 * config/pa/constraints.md: Likewise.
21863 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
21864 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
21865 * config/pdp11/pdp11.h: Use memory_address_p instead.
21867 2009-05-14 Ian Lance Taylor <iant@google.com>
21869 * passes.c (finish_optimization_passes): Change i to int.
21870 * plugin.c (plugins_active_p): Change event to int.
21871 (dump_active_plugins): Likewise.
21872 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
21874 * tree.c (tree_range_check_failed): Change c to unsigned int.
21875 (omp_clause_range_check_failed): Likewise.
21876 (build_common_builtin_nodes): Change mode to int. Add cast.
21877 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
21878 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
21880 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
21881 ++ or -- with a variable of enum type.
21883 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
21886 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
21888 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
21890 * store-motion.c: Do not include params.h
21891 * Makefile.in: Fix dependencies for various files.
21893 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
21895 * auto-inc-dec.c: Fix pass description, remove apparent
21896 accidental duplication.
21898 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
21900 PR middle-end/40147
21901 * ipa-utils.h (memory_identifier_string): Moved to ...
21902 * tree.h (memory_identifier_string): Here. Add GTY(()).
21904 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
21906 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
21907 in the former documentation of...
21908 (GO_IF_LEGITIMATE_ADDRESS): ... this.
21909 * ira-conflicts.c (get_dup_num): Use address_operand.
21910 * targhooks.c (default_legitimate_address_p): New.
21911 * targhooks.h (default_legitimate_address_p): New.
21912 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
21914 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
21915 * target.h (struct target): Add legitimate_address_p.
21916 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
21917 (TARGET_INITIALIZER): Include it.
21919 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21920 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
21921 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
21922 (TARGET_LEGITIMATE_ADDRESS_P): New.
21924 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21925 (REG_OK_STRICT_P): Delete.
21926 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
21927 (frv_legitimate_address_p_1): ... this.
21928 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
21929 (frv_legitimate_address_p_1): ... the renamed old
21930 frv_legitimate_address_p.
21931 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
21932 (TARGET_LEGITIMATE_ADDRESS_P): New.
21934 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21935 * config/s390/s390-protos.h (legitimate_address_p): Remove.
21936 * config/s390/s390.c (legitimate_address_p): Rename to...
21937 (s390_legitimate_address_p): ... this, make static.
21938 (legitimize_address): Adjust call.
21939 (TARGET_LEGITIMATE_ADDRESS_P): New.
21940 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
21942 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21943 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
21944 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
21945 (TARGET_LEGITIMATE_ADDRESS_P): New.
21947 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21948 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
21949 * config/spu/spu.c (spu_legitimate_address): Rename to...
21950 (spu_legitimate_address_p): ... this, make static.
21951 (TARGET_LEGITIMATE_ADDRESS_P): New.
21953 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21954 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
21955 * config/sparc/sparc.c (legitimate_address_p): Rename to...
21956 (sparc_legitimate_address_p): ... this, make static and return bool.
21957 (legitimize_address): Adjust call.
21958 (TARGET_LEGITIMATE_ADDRESS_P): New.
21960 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21961 * config/i386/i386-protos.h (legitimate_address_p): Remove.
21962 * config/i386/i386.c (legitimate_address_p): Rename to...
21963 (ix86_legitimate_address_p): ... this, make static.
21964 (constant_address_p): Move after it, adjust call.
21965 (TARGET_LEGITIMATE_ADDRESS_P): New.
21967 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21968 * config/avr/avr-protos.h (legitimate_address_p): Remove.
21969 * config/avr/avr.c (legitimate_address_p): Rename to...
21970 (avr_legitimate_address_p): ... this, make static.
21971 (legitimize_address): Adjust call.
21972 (TARGET_LEGITIMATE_ADDRESS_P): New.
21974 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21975 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
21976 * config/crx/crx.c (crx_legitimate_address_p): Make static.
21977 (TARGET_LEGITIMATE_ADDRESS_P): New.
21979 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21980 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
21981 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
21982 (TARGET_LEGITIMATE_ADDRESS_P): New.
21984 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21985 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
21987 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
21989 (TARGET_LEGITIMATE_ADDRESS_P): New.
21991 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21992 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
21994 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
21996 (m68hc11_legitimate_address_p): ... this, make static.
21997 (go_if_legitimate_address_internal): Rename to...
21998 (m68hc11_legitimate_address_p_1): ... this.
21999 (legitimize_address): Adjust call.
22000 (TARGET_LEGITIMATE_ADDRESS_P): New.
22002 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22003 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
22004 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
22005 (TARGET_LEGITIMATE_ADDRESS_P): New.
22007 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22008 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
22009 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
22010 (mn10300_legitimate_address_p): ... this, make static.
22011 (TARGET_LEGITIMATE_ADDRESS_P): New.
22013 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22014 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
22015 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
22016 (TARGET_LEGITIMATE_ADDRESS_P): New.
22018 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22019 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
22020 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
22021 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22022 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
22023 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
22024 (rs6000_legitimate_address_p): ... this, make static.
22025 (TARGET_LEGITIMATE_ADDRESS_P): New.
22026 (REG_MODE_OK_FOR_BASE_P): Delete.
22027 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
22029 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22030 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
22032 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
22033 static, adjust types.
22034 (TARGET_LEGITIMATE_ADDRESS_P): New.
22036 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22037 * config/score/score.c (score_address_p): Rename to...
22038 (score_legitimate_address_p): ... this.
22039 (TARGET_LEGITIMATE_ADDRESS_P): New.
22040 * config/score/score3.c (score3_address_p): Rename to...
22041 (score3_legitimate_address_p): ... this.
22042 * config/score/score7.c (score7_address_p): Rename to...
22043 (score7_legitimate_address_p): ... this.
22045 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
22046 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
22047 GO_IF_LEGITIMATE_ADDRESS): Delete.
22048 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
22049 thumb2_legitimate_address_p): Delete.
22050 (arm_legitimate_address_p): Rename to...
22051 (arm_legitimate_address_outer_p): ... this.
22052 * config/arm/constraints.md ("Uq"): Adjust call.
22053 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
22054 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
22056 (arm_legitimate_address_outer_p): ... this.
22057 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
22059 (TARGET_LEGITIMATE_ADDRESS_P): New.
22061 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22062 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
22063 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
22064 (TARGET_LEGITIMATE_ADDRESS_P): New.
22066 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22067 * config/vax/vax-protos.h (legitimate_address_p): Remove.
22068 * config/vax/vax.c (legitimate_address_p): Rename to...
22069 (vax_legitimate_address_p): ... this, make static.
22070 (TARGET_LEGITIMATE_ADDRESS_P): New.
22072 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22073 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
22074 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
22075 (TARGET_LEGITIMATE_ADDRESS_P): New.
22077 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22078 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
22079 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
22080 (mmix_legitimate_address_p): ... this, make static.
22081 (TARGET_LEGITIMATE_ADDRESS_P): New.
22083 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22084 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
22085 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
22086 (TARGET_LEGITIMATE_ADDRESS_P): New.
22088 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
22090 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
22091 of MODE_COMPLEX_INT.
22093 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
22095 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
22096 LCT_NORMAL in function call.
22097 * mips-tdump.c (print_file_desc): Add cast to enum type.
22098 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
22099 (mark_stabs): Add casts to enum types.
22100 (parse_stabs_common): Add casts to enum types.
22102 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
22104 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
22105 Check for invalid values of LETTER.
22107 2009-05-13 Taras Glek <tglek@mozilla.com>
22109 * attribs.c (register_attribute): moved out attribute registration
22110 into register_attribute.
22111 * doc/plugins.texi: Documented register_attribute and
22113 * gcc-plugin.h: Added forward decl for register_attribute.
22114 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
22115 * plugin.c (register_callback, invoke_plugin_callbacks): Added
22116 PLUGIN_ATTRIBUTES boilerplate.
22118 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
22120 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
22121 values even in sentinel and empty entries.
22122 (ms_printf_flag_specs): Likewise.
22123 (ms_scanf_flag_specs): Likewise.
22124 (ms_strftime_flag_specs): Likewise.
22125 (ms_print_char_table): Likewise.
22126 (ms_scan_char_table): Likewise.
22127 (ms_time_char_table): Likewise.
22129 2009-05-13 Doug Kwan <dougkwan@google.com>
22131 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
22133 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
22135 * config/mips/mips.md (store): Add attributes for QI and HI.
22137 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
22138 (truncdi<mode>2): ... this new pattern.
22140 2009-05-13 Brad Hards <bradh@kde.org>
22142 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
22144 2009-05-14 Jakub Jelinek <jakub@redhat.com>
22145 Ben Elliston <bje@au.ibm.com>
22147 PR middle-end/40035
22148 * dse.c (check_mem_read_rtx): Guard against width == -1.
22150 2009-05-13 Michael Matz <matz@suse.de>
22152 PR middle-end/39976
22153 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
22154 (trivially_conflicts_p): New function.
22155 (insert_backedge_copies): Use it.
22157 2009-05-13 Janis Johnson <janis187@us.ibm.com>
22159 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
22160 (handle_stdc_pragma): Use new enum constant names.
22161 (handle_pragma_float_const_decimal64): Ditto.
22163 2009-05-13 Ian Lance Taylor <iant@google.com>
22165 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
22168 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
22170 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
22171 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
22173 * config/m68k/m68k.h (FL_UCLINUX): Define.
22175 2009-05-13 Jan Hubicka <jh@suse.cz>
22177 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
22179 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
22181 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
22182 unless -fschedule-insns is specified.
22184 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
22187 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
22188 TARGET_EXPAND_CBRANCHDI4.
22189 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
22190 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
22191 (cmpeqdi): Fix comment.
22193 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
22195 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
22196 (sh_legitimate_address_p): Likewise.
22197 * config/sh/sh.c (sh_legitimate_index_p): New.
22198 (sh_legitimate_address_p): Likewise.
22199 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
22200 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
22201 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
22202 (MAYBE_BASE_REGISTER_RTX_P): New macro.
22203 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
22204 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
22205 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
22206 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
22207 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
22209 2009-05-12 Jan Hubicka <jh@suse.cz>
22211 * tree-inline.c (estimate_operator_cost): Add operands;
22212 when division happens by constant, it is cheap.
22213 (estimate_num_insns): Loads and stores are not having cost of 0;
22214 EH magic stuff is cheap; when computing runtime cost of switch,
22215 use log2 base of amount of its cases; builtin_expect has cost of 0;
22216 compute cost for moving return value of call.
22217 (init_inline_once): Initialize time_based flags.
22218 * tree-inline.h (eni_weights_d): Add time_based flag.
22220 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
22222 * df-core.c: Update head documentation.
22224 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
22227 * rs6000.c (rs6000_generate_compare): Use op1b instead of
22228 shadowing exisiting variable op1.
22230 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
22233 * config/i386/driver-i386.c (processor_signatures): New enum.
22234 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
22235 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
22236 processor signature to detect geode processor.
22238 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
22242 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
22244 * optabs.c (prepare_cmp_insn): Temporarily disable test that
22245 causes spurious differences between trunk and cond-optab branch.
22247 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
22249 * dojump.c (compare_from_rtx): Delete.
22250 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
22251 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
22252 if the comparison does not satisfy the predicate; test predicates for
22253 operands 2 and 3 of a cstore pattern. Don't try cstore optab
22254 further if one existing pattern fails.
22255 * expr.h (compare_from_rtx): Delete.
22256 (prepare_operand): Declare it.
22257 * optabs.c: Change "lib call" to "libcall" throughout.
22258 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
22259 HAVE_conditional_trap, emit_cmp_insn): Delete.
22260 (can_compare_p): Delete cmp_optab case.
22261 (prepare_float_lib_cmp): Return an rtx and a machine mode.
22262 Accept other parameters by value.
22263 (prepare_operand): Make non-static.
22264 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
22265 other parameters by value. Try to widen operands here based on
22266 an optab_methods argument and looking at cbranch_optab.
22267 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
22268 loop. Use cbranch_optab directly.
22269 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
22270 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
22272 (emit_conditional_move, emit_conditional_add): Inline what's needed
22273 of compare_from_rtx, using new prepare_cmp_insn for the rest.
22274 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
22275 with COMPARE. Move cmov_optab and cstore_optab above
22276 with cbranch_optab, move cmp_optab down with ucmp_optab,
22277 remove tst_otpab. Do not initialize trap_rtx.
22278 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
22279 for trap code. Do not check HAVE_conditional_trap. Use
22280 prepare_cmp_insn. Accept no predicate for operand 3.
22281 * optabs.h (OTI_cmp): Mark as used only for libcalls.
22282 (OTI_ctrap, ctrap_optab): New.
22283 (tst_optab): Delete.
22284 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
22285 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
22286 with lookup of ctrap_optab.
22287 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
22289 (ctrap_optab): New.
22291 * combine.c (combine_simplify_rtx, simplify_set): Do not
22292 special case comparing against zero for cc0 machines.
22293 * simplify-rtx.c (simplify_binary_operation_1): Never remove
22294 COMPARE on cc0 machines.
22295 (simplify_relational_operation): Return a new expression when
22296 a COMPARE could be removed.
22297 * final.c (final_scan_insn): Compare cc_status values
22298 against LHS of a (compare FOO (const_int 0)) cc0 source.
22299 Also check if cc_status.value is the full compare.
22301 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
22302 (cstoreMM4): Document.
22303 (conditional_trap): Document ctrapMM4 instead.
22304 (sync_compare_and_swapMM): Refer to cbranchcc4.
22305 (Dependent Patterns): Eliminate obsolete information referring to
22306 the old jump optimization phase.
22307 (Canonicalization): Include cbranchcc4 case, omit canonicalization
22308 of compares with 0 on cc0 machines.
22309 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
22310 avoiding references to cc0. Remove text about storing operands
22312 * doc/tm.texi (Condition Codes): Include blurb on different
22313 condition code representations, separate into subsections for
22314 CC0, MODE_CC and conditional execution.
22316 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
22317 alpha_emit_setcc): Accept operands and a machine mode.
22318 * config/alpha/alpha.c (alpha_emit_conditional_branch):
22319 Get code/op0/op1 from operands, use machine mode argument
22320 instead of alpha_compare.fp_p. Emit the branch here.
22321 (alpha_emit_setcc): Likewise, and return boolean.
22322 (alpha_emit_conditional_move): Likewise. Assert that
22323 cmp_op_mode == cmp_mode, and simplify accordingly.
22324 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
22325 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
22326 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
22328 (stack probe test): Use cbranchdi4.
22329 * config/alpha/predicates.md (alpha_cbranch_operator): New.
22331 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
22332 * config/arc/arc.h (movsicc, movsfcc): Use it.
22333 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
22334 (cbranchsi4, cstoresi4): New.
22335 (cmpsi, bCC and sCC expanders): Remove.
22337 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
22338 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
22339 * config/arm/predicates.md (arm_comparison_operator): Only include
22340 floating-point operators if there is a hardware floating-point unit.
22341 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
22342 deferring to cbranch_cc and cstore_cc respectively.
22343 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
22344 cbranch_cc, cstore_cc): New.
22345 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
22347 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
22349 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
22350 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
22352 (adjust_insn_length): Adjust calls.
22353 (avr_reorg): Handle (compare (foo) (const_int 0)).
22354 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
22355 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
22356 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
22357 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
22359 (cbranchqi4, cbranchhi4, cbranchsi4): New.
22360 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
22362 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
22363 (cbranchsi4, cstorebi4, cstoresi4): New.
22364 (movbisi): This insn is duplicate, split it to zero_extend.
22365 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
22366 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
22367 (bfin_optimize_loop): Use cbranch expander.
22368 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
22369 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
22370 (bfin_bimode_comparison_operator): ... this.
22371 (bfin_direct_comparison_operator): New.
22373 * config/cris/cris.c (cris_normal_notice_update_cc): Look
22374 inside (compare FOO (const_int 0)).
22375 (cris_rtx_costs): Handle ZERO_EXTRACT.
22376 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
22377 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
22378 (*tstdi_v32): Delete.
22379 (*cmpdi_non_v32): Add M alternative for operand 1.
22380 (cmpsi, cmp<mode>): Make private.
22381 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
22383 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
22385 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
22386 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
22387 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
22388 (cc_reg_operand): New.
22389 (any_cond): Delete.
22390 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
22391 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
22392 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
22393 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
22394 crx_expand_scond): Delete.
22396 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
22398 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
22399 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
22401 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
22402 cstoresi4, cstoresf4, cstoredf4): New.
22403 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
22404 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
22405 Receive the entire operands array.
22406 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
22407 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
22408 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
22409 Get test/op0/op1 from the operands array.
22410 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
22412 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
22413 (h8300_expand_store): New.
22414 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
22416 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
22417 (h8300_expand_store): New.
22418 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
22419 or do not try to produce (set (cc0) REG).
22420 (peepholes): Wrap arguments with COMPARE. Add a peephole to
22421 change a compare into a move to a scratch register. Disable some
22422 peepholes when comparing with zero.
22423 (tstsi, tsthi, tstsi, cmpqi): Make private.
22425 (bCC, sCC): Delete.
22426 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
22429 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
22430 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
22431 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
22432 (ix86_emit_i387_log1p): Use cbranchxf2.
22433 (ix86_expand_setcc): Return void.
22434 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
22435 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
22436 cmp<MODEF>, cmpcc): Remove.
22437 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
22438 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
22439 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
22440 (sCC and bCC expanders): Remove.
22441 (stack_protect_test): Use cbranchcc4.
22443 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
22445 (ia64_expand_compare): Accept three rtx by reference and return void.
22446 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
22447 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
22448 from *expr. Update *expr with the BImode comparison to do.
22449 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
22450 cmptf, bCC, sCC, conditional_trap): Delete.
22451 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
22452 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
22453 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
22454 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
22455 * config/ia64/predicates.md (ia64_cbranch_operator): New.
22457 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
22458 type of last argument.
22459 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
22460 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
22461 use machine mode argument instead of branch_type. Remove dead
22462 code for floating-point comparisons.
22463 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
22464 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
22466 (cbranchsi4, cstoresi4): New.
22467 * config/iq2000/predicates.md (reg_or_const_operand): New.
22469 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
22470 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
22471 (b<code>_op): Rewrite to...
22472 (bcc_op): ... this, using match_operator.
22473 (s<code>_op): Rewrite to...
22474 (scc_op): ... this, using match_operator.
22475 (s<code>_24_op): Rewrite to...
22476 (scc_op_24): ... this, using match_operator.
22477 (s<code>_<mode>): Rewrite to...
22478 (cstore<mode>4): ... this, using match_operator.
22479 (s<code>_<mode>_24): Rewrite to...
22480 (cstore<mode>4_24): ... this, using match_operator.
22481 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
22482 m32c_unpend_compare, m32c_expand_scc): Delete.
22483 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
22484 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
22485 (m32c_expand_movcc): Change NE to EQ if necessary.
22486 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
22488 * config/m32r/m32r-protos.h (gen_cond_store): New.
22489 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
22490 (gen_cond_store): New, from sCC patterns.
22491 (m32r_expand_block_move): Use cbranchsi4.
22492 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
22493 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
22494 (cbranchsi4, cstoresi4): New.
22496 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
22498 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
22499 (m68hc11_notice_update_cc): Look into a compare with 0.
22500 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
22502 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
22503 cmphi, cmpqi, bCC): Delete.
22504 (cbranchsi4, cbranchhi4, cbranchqi4): New.
22505 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
22506 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
22509 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
22510 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
22511 * config/m68k/constraints.md (H): New.
22512 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
22513 the define_insn below.
22514 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
22515 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
22516 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
22517 patterns): Wrap RHS with COMPARE.
22518 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
22519 (*cmpdi_internal): Name this pattern.
22520 (cmpdi): Change to define_insn.
22521 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
22522 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
22523 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
22525 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
22526 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
22527 (conditional_trap): Change to...
22528 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
22529 (*conditional_trap): Use the ordered_comparison_operator and
22530 const1_operand predicates.
22531 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
22532 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
22533 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
22534 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
22536 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
22537 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
22538 (mcore_gen_compare): New.
22539 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
22540 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
22541 (mcore_gen_compare): ... this.
22542 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
22543 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
22544 (stack probe pattern): Use cbranchsi4.
22546 * config/mips/predicates.md (mips_cstore_operator): New.
22547 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
22548 * config/mips/mips.md (any_cond): Delete.
22549 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
22551 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
22552 fixuns_truncsfdi2): Use cbranch patterns.
22553 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
22554 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
22555 Adjust call to mips_expand_conditional_branch.
22556 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
22558 * config/mips/mips-protos.h (mips_expand_conditional_branch,
22559 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
22560 * config/mips/mips.c (cmp_operands): Delete.
22561 (mips_emit_compare): Get comparison operands from *op0/*op1.
22562 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
22563 that it succeeds. Use op0/op1 instead of cmp_operands.
22564 (mips_expand_conditional_branch, mips_expand_conditional_move,
22565 mips_expand_conditional_trap): Likewise.
22566 (mips_block_move_loop): Use cbranch patterns.
22567 * config/mips/mips.h (cmp_operands): Delete.
22569 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
22570 (mmix_gen_compare_reg): Just return a register in the right CC mode.
22571 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
22572 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
22573 (*cmpcc_folded): Rename to...
22574 (*cmpdi_folded): this.
22575 (*cmpcc): Rename to...
22577 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
22580 (cbranchdf4): New. Handle invalid comparisons here.
22581 * config/mmix/predicates.md (float_comparison_operator): New.
22583 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
22584 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
22585 * config/mn10300/mn10300.md (tst): Delete.
22586 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
22587 Name these patterns and wrap RHS in a compare.
22588 (*cmpsi): Make this pattern private. Include tst.
22589 (*cmpsf): Make this pattern private.
22590 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
22591 (compare with zero peepholes): Likewise.
22593 (cbranchsi4, cbranchsf4): New.
22594 (casesi): Use cbranchsi4.
22596 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
22597 hppa_branch_type): Delete.
22598 (return_addr_rtx): Use cbranchsi4.
22599 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
22600 Emit CCFPmode comparison here.
22601 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
22602 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
22603 hppa_branch_type): Delete.
22604 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
22605 (movsicc, movdicc): Remove references to hppa_compare_op0,
22606 hppa_compare_op1 and compare_from_rtx.
22607 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
22608 (casesi): Use cbranchsi4.
22610 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
22611 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
22612 * config/pdp11/pdp11.md (register_or_const0_operand): New.
22613 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
22614 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
22616 (cbranchdf4, cbranchhi4, cbranchqi4): New.
22617 (*branch, *branch_inverted): New.
22619 * config/picochip/picochip.md (cbranchhi4): Use
22620 ordered_comparison_operator.
22621 (cmphi, bCC): Remove.
22623 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
22624 (trap_comparison_operator): Delete.
22625 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
22626 rs6000_emit_cbranch): Accept mode and operands.
22627 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
22628 rs6000_compare_fp_p): Delete.
22629 (rs6000_generate_compare): Accept mode and comparison. Extract code
22630 and op0/op1 from there. Replace references to rs6000_compare_op0
22631 and rs6000_compare_op1.
22632 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
22633 extract result from passed operands.
22634 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
22635 extract loc from passed operands.
22636 (rs6000_emit_cmove): Likewise.
22637 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
22638 rs6000_compare_fp_p): Delete.
22639 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
22640 (cbranch<GPR>4, cbranch<FP>4): New.
22641 (cstore<mode>4): New. Consolidate here all choices about when to use
22642 portable or specialized sCC sequences.
22643 (stack_protect_test): Use cbranchsi4.
22644 (conditional_trap): Replace with ctrap<GPR>4.
22645 (conditional trap insn): Replace trap_comparison_operator with
22646 ordered_comparison_operator.
22648 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
22649 (s390_emit_prologue): Use ctrap.
22650 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
22651 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
22652 New predicates replacing...
22653 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
22654 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
22655 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
22656 (add<mode>cc): Do not use s390_compare_op0/op1.
22657 (s<code>): Change to...
22658 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
22659 (seq): Change to...
22660 (cstorecc4): ... this. Handle EQ or NE equally.
22661 (*sne): Un-privatize for use in cstorecc4.
22662 (b<code>): Change to...
22663 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
22664 (conditional_trap): Replace with...
22665 (ctrap<GPR>4, ctrap<FP>4): ... these.
22666 (stack_protect): Use cbranchcc4.
22668 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
22669 * config/score/score-protos.h (score_gen_cmp): Delete.
22670 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
22671 (score_block_move-loop): Use cbranchsi4.
22672 * config/score/score.md (cbranchsi4): New.
22673 (cmpsi, bCC): Delete.
22674 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
22675 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
22676 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
22677 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
22678 * config/score/score3.h (score3_gen_cmp): Delete.
22679 * config/score/score7.h (score7_gen_cmp): Delete.
22681 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
22682 (sh_emit_scc_to_t): ... this. Return void.
22683 (from_compare): Rename to...
22684 (sh_emit_compare_and_branch): ... this.
22685 (sh_emit_compare_and_set): New.
22686 (sh_expand_t_scc): Accept operands.
22687 * config/sh/predicates.md (sh_float_comparison_operator): New.
22688 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
22689 (prepare_scc_operands): Rename to...
22690 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
22692 (sh_emit_cheap_store_flag): New.
22693 (sh_emit_set_t_insn): New.
22694 (from_compare): Rename to...
22695 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
22696 handling of TARGET_SH2E floating point to avoid recursive call.
22697 Generate branch here.
22698 (sh_emit_compare_and_set): New.
22699 (sh_expand_t_scc): Get op0/op1 from arguments.
22700 (sh_emit_cheap_store_flag): New.
22701 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
22703 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
22704 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
22705 (movsicc, movdicc): Do nothing when it recreated operands from
22706 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
22707 prepare_scc_operands (now sh_emit_scc_to_t).
22708 (udivdi3): Use cstoresi4.
22709 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
22710 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
22711 (cbranchint4_media, cbranchfp4_media): New.
22712 (casesi): Use cbranchdi4.
22713 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
22715 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
22716 (movnegt): Remove second operand.
22717 (cbranchsf4, cbranchdf4): New.
22718 (stack_protect): Use cbranchdi4/cbranchsi4.
22720 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
22721 (gen_compare_reg): Accept comparison, extract part of it to...
22722 (gen_compare_reg_1): ... this.
22723 (gen_compare_operator): Delete.
22724 (gen_v9_scc): Accept separate destination, comparison code and arms.
22725 Do not use sparc_compare_op0/sparc_compare_op1.
22726 (emit_scc_insn, emit_conditional_branch_insn): New.
22727 (emit_v9_brxx): Make static. Remove useless assertion.
22728 (sparc_emit_float_lib_cmp): Return RTL instead of calling
22730 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
22731 * config/sparc/sparc-protos.h (gen_compare_reg,
22732 sparc_emit_float_lib_cmp): Adjust prototype.
22733 (emit_scc_insn, emit_conditional_branch_insn): New.
22734 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
22735 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
22736 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
22737 iterators to the top.
22738 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
22739 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
22740 snedi_special_trunc): Delete.
22741 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
22742 and snedi_special_trunc.
22743 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
22744 cbranchdi4, cbranch<F:mode>4): New.
22745 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
22746 here. Use gen_compare_reg instead of gen_compare_operator.
22747 (conditional_trap): Replace with...
22748 (ctrapsi4, ctrapdi4): ... this.
22749 (stack_protect_test): Use cbranchcc4.
22751 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
22753 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
22754 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
22755 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
22756 from operands[0] or operands[3] depending on is_set.
22757 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
22758 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
22759 cmpdf, bCC), sCC: Remove.
22760 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
22761 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
22763 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
22764 spu_emit_branch_or_set.
22766 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
22768 * config/stormy16/stormy16.h (xstormy16_compare_op0,
22769 xstormy16_compare_op1): Delete.
22770 * config/stormy16/stormy16.c (xstormy16_compare_op0,
22771 xstormy16_compare_op1): Delete.
22772 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
22774 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
22775 (cmphi, cmpsi, bCC): Remove.
22777 * config/v850/v850.md (tstsi, cmpsi): Fold into...
22778 (*cmpsi): ... this one.
22779 (cbranchsi4, cstoresi4): New.
22780 (bCC expanders): Delete.
22781 (sCC insns): Fold into...
22782 (*setcc): ... this one.
22783 (casesi): Do not use gen_cmpsi and gen_bgtu.
22784 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
22785 (movsicc): Simplify.
22786 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
22788 * config/vax/vax-protos.h (cond_name): New.
22789 (vax_output_conditional_branch): Remove.
22790 * config/vax/vax.c (cond_name): New.
22791 (vax_output_conditional_branch): Remove.
22792 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
22793 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
22794 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
22795 (bit<VAXint>): Wrap source with (compare).
22796 (b<code> and following unnamed pattern): Rename to *branch and
22797 *branch_reversed. Change macroization to match_operator.
22798 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
22800 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
22801 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
22802 Change last argument to machine_mode.
22803 (xtensa_expand_scc): Add machine_mode argument.
22804 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
22805 (gen_conditional_move, xtensa_expand_conditional_branch,
22806 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
22807 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
22808 Adjust operand numbers.
22809 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
22811 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
22812 (cmpsi, cmpsf, b<code>, s<code>): Delete.
22813 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
22815 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
22817 * optabs.c (prepare_cmp_insn): Temporarily disable test that
22818 causes spurious differences between trunk and cond-optab branch.
22820 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
22823 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
22825 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
22827 * tree.c (iterative_hash_pointer): Delete.
22828 (iterative_hash_expr): Short-circuit handling of NULL pointer.
22829 Hash UIDs and versions of SSA names. Don't special-case built-in
22830 function declarations.
22832 2009-05-11 Ian Lance Taylor <iant@google.com>
22835 * graphite.c: Force -Wc++-compat to only be a warning before
22836 #including "cloog/cloog.h".
22838 2009-05-11 Martin Jambor <mjambor@suse.cz>
22840 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
22842 2009-05-11 Jan Hubicka <jh@suse.cz>
22844 * tree-ssa-loop-ivcanon.c: Include target.h
22845 (struct loop_size): new structure.
22846 (constant_after_peeling): New predicate.
22847 (tree_estimate_loop_size): New function.
22848 (estimated_unrolled_size): Rewrite for new estimates.
22849 (try_unroll_loop_completely): Use new estimates.
22850 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
22852 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
22854 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
22855 libcpp interface change.
22856 (spu_macro_to_expand): Likewise.
22858 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
22860 PR tree-optimization/40026
22861 * gimplify.c (gimplify_init_constructor): Change initial conditional
22862 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
22863 optimize_compound_literals_in_ctor.
22865 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
22867 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
22869 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
22871 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
22873 * tree-vect-data-refs.c (vect_analyze_group_access): Use
22874 HOST_WIDE_INT for gap.
22876 2009-05-11 Ira Rosen <irar@il.ibm.com>
22878 PR tree-optimization/40074
22879 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
22880 account in group size and step comparison.
22882 2009-05-11 Richard Guenther <rguenther@suse.de>
22884 * passes.c (init_optimization_passes): Strip now incorrect comment.
22885 (execute_function_todo): Do not set PROP_alias.
22886 * tree-pass.h (PROP_alias): Remove.
22887 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
22888 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
22889 * tree-nrv.c (pass_return_slot): Likewise.
22890 * tree-object-size.c (pass_object_sizes): Likewise.
22891 * tree-ssa-dom.c (pass_dominator): Likewise.
22892 (pass_phi_only_cprop): Likewise.
22893 * tree-ssa-dse.c (pass_dse): Likewise.
22894 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
22895 (pass_cselim): Likewise.
22896 * tree-ssa-pre.c (pass_pre): Likewise.
22897 (pass_fre): Likewise.
22898 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
22899 * tree-ssa-sink.c (pass_sink_code): Likewise.
22900 * tree-stdarg.c (pass_stdarg): Likewise.
22901 * tree-tailcall.c (pass_tail_calls): Likewise.
22902 * tree-vrp.c (pass_vrp): Likewise.
22904 2009-05-10 Ian Lance Taylor <iant@google.com>
22906 * basic-block.h (enum profile_status): Break out of struct
22907 control_flow_graph.
22908 * cgraph.h (struct inline_summary): Break out of struct
22910 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
22911 of struct cgraph_order_sort.
22912 * combine.c (enum undo_kind): New enum, broken out of struct undo.
22913 * cse.c (struct branch_path): Break out of struct
22914 cse_basic_block_data.
22915 * except.h (enum eh_region_type): Break out of struct eh_region.
22916 * gcc.c (enum add_del): Break out of struct modify_target.
22917 * genrecog.c (enum decision_type): Break out of struct decision_test.
22918 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
22920 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
22921 * regmove.c (enum match_use): New enum, broken out of struct match.
22922 * sched-int.h (enum post_call_group): New enum, broken out of
22924 (struct deps_reg): Break out of struct deps.
22925 * target.h (struct asm_int_op): Break out of struct gcc_target.
22926 * tree-eh.c (struct goto_queue_node): Break out of struct
22928 * tree-inline.h (enum copy_body_cge_which): Break out of
22930 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
22932 * c-decl.c (in_struct, struct_types): New static variables.
22933 (pushtag): Add loc parameter. Change all callers.
22934 (lookup_tag): Add ploc parameter. Change all callers.
22935 (check_compound_literal_type): New function.
22936 (parser_xref_tag): Add loc parameter. Change all callers. If
22937 -Wc++-compat, warn about struct/union/enum types defined within a
22939 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
22940 and loc parameters. Change all callers. Change error calls to
22941 error_at, using loc. For a redefinition, if the location of the
22942 original definition is known, report it. Set in_struct and
22943 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
22944 (finish_struct): Add new parameters enclosing_in_struct and
22945 enclosing_struct_types. Change all callers. Set
22946 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
22947 in the struct. If in a struct, add this struct to struct_types.
22948 (start_enum): Add loc parameter. Change all callers. Use
22949 error_at for errors, using loc. For a redefinition, if the
22950 location of the original definition is known, report it. If in a
22951 struct, add this enum type to struct_types. If -Wc++-compat warn
22952 if in sizeof, typeof, or alignof.
22953 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
22954 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
22955 (c_parser_enum_specifier): Get enum location for start_enum.
22956 (c_parser_struct_or_union_specifier): Get struct location for
22957 start_struct. Save in_struct and struct_types status between
22958 start_struct and finish_struct.
22959 (c_parser_cast_expression): Get location of cast.
22960 (c_parser_alignof_expression): Get location of type.
22961 (c_parser_postfix_expression): Likewise.
22962 (c_parser_postfix_expression_after_paren_type): Add type_loc
22963 parameter. Change all callers. Call check_compound_literal_type.
22964 Use type_loc for error about variable size type.
22965 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
22966 of an enum constant from an enum type defined in a struct or union.
22967 (c_cast_expr): Add loc parameter. Change all callers. If
22968 -Wc++-compat, warn about defining a type in a cast.
22969 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
22970 (start_enum, start_struct, finish_struct): Update declarations.
22971 (parser_xref_tag, c_cast_expr): Update declarations.
22972 (check_compound_literal_type): Declare.
22974 2009-05-11 Ben Elliston <bje@au.ibm.com>
22976 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
22977 for recent libcpp interface change.
22978 (rs6000_macro_to_expand): Likewise.
22980 2009-05-10 Michael Matz <matz@suse.de>
22983 * config/arm/arm.c (require_pic_register): Emit on entry edge,
22984 not at entry of function.
22986 2009-05-10 Richard Guenther <rguenther@suse.de>
22988 PR tree-optimization/40081
22990 * tree-sra.c (instantiate_element): Instantiate scalar replacements
22991 using the main variant of the element type. Do not fiddle with
22992 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
22994 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
22995 structs with volatile fields.
22997 2009-05-10 Jan Hubicka <jh@suse.cz>
22999 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
23000 (estimate_move_cost): Assert that it does not get called for
23002 (estimate_num_insns): Skip VOID types in argument handling.
23003 (optimize_inline_calls): Delete unreachable blocks and verify that
23004 callgraph is valid.
23006 2009-05-10 Jan Hubicka <jh@suse.cz>
23008 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
23009 * cgraph.c (cgraph_mark_address_taken_node): New function.
23010 (dump_cgraph_node): Dump new flag.
23011 * cgraph.h (struct cgraph_node): Add address_taken.
23012 (cgraph_mark_address_taken_node): New function.
23013 * ipa.c (cgraph_postorder): Prioritize functions with address taken
23014 since new direct calls can be born.
23016 2009-05-10 Joseph Myers <joseph@codesourcery.com>
23018 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
23019 tok->val.node.node.
23021 2009-05-10 Jan Hubicka <jh@suse.cz>
23023 PR middle-end/40084
23024 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
23026 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
23027 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
23028 * tree-inline.c (copy_bb): Set frequency correctly.
23029 (fold_marked_statements): Update call to
23030 cgraph_update_edges_for_call_stmt.
23032 2009-05-10 Joseph Myers <joseph@codesourcery.com>
23034 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
23035 identifiers in diagnostics.
23036 * config/arm/arm.c (arm_handle_fndecl_attribute,
23037 arm_handle_isr_attribute): Likewise.
23038 * config/avr/avr.c (avr_handle_progmem_attribute,
23039 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
23040 * config/bfin/bfin.c (handle_int_attribute,
23041 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
23042 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
23043 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
23045 * config/darwin.c (darwin_handle_kext_attribute,
23046 darwin_handle_weak_import_attribute): Likewise.
23047 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
23048 h8300_handle_eightbit_data_attribute,
23049 h8300_handle_tiny_data_attribute): Likewise.
23050 * config/i386/i386.c (ix86_handle_cconv_attribute,
23051 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
23052 * config/i386/winnt.c (ix86_handle_shared_attribute,
23053 ix86_handle_selectany_attribute): Likewise.
23054 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
23055 * config/m32c/m32c.c (function_vector_handler): Likewise.
23056 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
23057 m68hc11_handle_fntype_attribute): Likewise.
23058 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
23059 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
23060 * config/mips/mips.c (mips_insert_attributes,
23061 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
23062 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
23063 rs6000_handle_struct_attribute): Likewise.
23064 * config/sh/sh.c (sh_insert_attributes,
23065 sh_handle_resbank_handler_attribute,
23066 sh_handle_interrupt_handler_attribute,
23067 sh2a_handle_function_vector_handler_attribute,
23068 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
23070 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
23071 * config/spu/spu.c (spu_handle_fndecl_attribute,
23072 spu_handle_vector_attribute): Likewise.
23073 * config/stormy16/stormy16.c
23074 (xstormy16_handle_interrupt_attribute): Likewise.
23075 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
23076 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
23078 2009-05-10 Joseph Myers <joseph@codesourcery.com>
23080 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
23081 (pp_translate_identifiers): New.
23082 (pp_identifier): Only conditionally translate identifier to locale
23084 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
23085 (pp_base_tree_identifier): Only conditionally translate identifier
23086 to locale character set.
23087 * c-pretty-print.c (M_): Define.
23088 (pp_c_type_specifier, pp_c_primary_expression): Mark English
23089 fragments for conditional translation with M_.
23090 * tree-pretty-print.c (maybe_init_pretty_print): Disable
23091 identifier translation.
23093 2009-05-10 Richard Guenther <rguenther@suse.de>
23095 PR tree-optimization/40081
23096 * tree-sra.c (instantiate_element): Instantiate scalar replacements
23097 using the main variant of the element type. Do not fiddle with
23098 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
23100 2009-05-09 Jan Hubicka <jh@suse.cz>
23102 PR middle-end/40080
23103 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
23104 indirect calls; verify cgraph afterwards.
23106 2009-05-09 Jan Hubicka <jh@suse.cz>
23109 * ipa.c (update_inlined_to_pointer): New function.
23110 (cgraph_remove_unreachable_nodes): Use it.
23112 2009-05-09 Jan Hubicka <jh@suse.cz>
23114 * tree-eh.c (struct leh_state): Remove prev_try.
23115 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
23116 not track prev_try.
23117 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
23118 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
23119 remove_eh_handler_and_replace, foreach_reachable_handler,
23120 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
23121 * except.h (struct eh_region): Remove eh_region_u_cleanup.
23122 (gen_eh_region_cleanup): Update prototype.
23124 2009-05-09 Jan Hubicka <jh@suse.cz>
23126 PR middle-end/40043
23127 * except.c (copy_eh_region): Always set prev_try.
23128 (redirect_eh_edge_to_label): Find outer try.
23129 (foreach_reachable_handler): When looking for prev try
23130 handle case where previous try is not going to be taken.
23132 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
23134 PR tree-optimization/40049
23135 * tree-vect-stmts.c (vectorizable_operation): If the machine has
23136 only vector/vector shifts, convert the type of the constant to the
23137 appropriate type to avoid building incorrect trees, which
23138 eventually have problems with garbage collection.
23140 2009-05-08 Joseph Myers <joseph@codesourcery.com>
23142 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
23143 -1 for complex floating-point types if honoring signed zeros.
23145 2009-05-08 Jan Hubicka <jh@suse.cz>
23147 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
23148 argument; handle correctly when profile is absent.
23149 (build_cgraph_edges): Update.
23150 (rebuild_cgraph_edges): Update.
23151 * cgraph.c: Do not include varray.h.
23152 (cgraph_set_call_stmt_including_clones): New function.
23153 (cgraph_create_edge_including_clones): Likewise
23154 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
23155 (cgraph_update_edges_for_call_stmt): Handle clones.
23156 (cgraph_remove_node): Handle clone tree.
23157 (cgraph_remove_node_and_inline_clones): New function.
23158 (dump_cgraph_node): Dump clone tree.
23159 (cgraph_clone_node): Handle clone tree.
23160 (clone_function_name): Bring here from tree-inline.c.
23161 (cgraph_create_virtual_clone): New function.
23162 * cgraph.h (ipa_replace_map): Move here from ipa.h.
23163 (cgraph_clone_info): New function.
23164 (strut cgraph_node): Add clone_info and new clone tree pointers.
23165 (cgraph_remove_node_and_inline_clones,
23166 cgraph_set_call_stmt_including_clones,
23167 cgraph_create_edge_including_clones,
23168 cgraph_create_virtual_clone): Declare.
23169 (cgraph_function_versioning): Use VEC argument.
23170 (compute_call_stmt_bb_frequency): Update prototype.
23171 (cgraph_materialize_all_clones): New function.
23172 * ipa-cp.c (ipcp_update_cloned_node): Remove.
23173 (ipcp_create_replace_map): Update to VECtors.
23174 (ipcp_update_callgraph): Use virtual clones.
23175 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
23176 (ipcp_update_profiling): Do not update local profiling.
23177 (ipcp_insert_stage): Use VECtors and virtual clones.
23178 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
23179 (clone_of_p): New function.
23180 (cgraph_preserve_function_body_p): Use clone tree.
23181 (cgraph_optimize): Materialize clones.
23182 (cgraph_function_versioning): Update for VECtors.
23183 (save_inline_function_body): Use clone tree.
23184 (cgraph_materialize_clone): New function.
23185 (cgraph_materialize_all_clones): Likewise.
23186 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
23187 * ipa.c: Include gimple.h.
23188 (cgraph_remove_unreachable_nodes): Use clone tree.
23189 * ipa-prop.c (ipa_note_param_call): Update call to
23190 compute_call_stmt_bb_frequencycall.
23191 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
23192 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
23193 (copy_bb): Handle updating of clone tree; add new edge when new call
23195 (expand_call_inline): Be strict about every call having edge.
23196 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
23197 (delete_unreachable_blocks_update_callgraph): New function.
23198 (tree_function_versioning): Use VECtors; always remove unreachable
23199 blocks and fold conditionals.
23200 * tree-inline.h: Do not include varray.h.
23201 (tree_function_versioning): Remove.
23202 * Makefile.in (GTFILES): Remove tree-inline.c
23203 * passes.c (do_per_function): Do only functions having body.
23204 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
23207 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
23208 Andrew Morrow <acm@google.com>
23211 * c-common.c (c_common_attribute_table): Permit deprecated
23212 attribute to take an optional argument.
23213 (handle_deprecated_attribute): If the optional argument to
23214 __attribute__((deprecated)) is not a string ignore the attribute
23215 and emit a warning.
23217 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
23218 * c-typeck.c (build_component_ref): Likewise.
23219 (build_external_ref): Likewise.
23221 * toplev.c (warn_deprecated_use): Add an attribute argument.
23222 Emit the message associated with __attribute__((deprecated)).
23224 * toplev.h (warn_deprecated_use): Updated.
23226 * doc/extend.texi: Document new optional parameter to
23227 __attribute__((deprecated))
23229 2009-05-08 Michael Eager <eager@eagercon.com>
23231 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
23232 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
23234 2009-05-08 Richard Guenther <rguenther@suse.de>
23236 PR tree-optimization/40062
23237 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
23238 Avoid exponential behavior.
23240 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
23242 PR rtl-optimization/33928
23244 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
23245 process_uses, build_single_def_use_links): New.
23246 (update_df): Update use_def_ref.
23247 (forward_propagate_into): Use get_def_for_use instead of use-def
23249 (fwprop_init): Call build_single_def_use_links and let it initialize
23251 (fwprop_done): Free use_def_ref.
23252 (fwprop_addr): Eliminate duplicate call to df_set_flags.
23253 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
23254 df_rd_simulate_one_insn): New.
23255 (df_rd_bb_local_compute_process_def): Update head comment.
23256 (df_chain_create_bb): Use the new RD simulation functions.
23257 * df.h (df_rd_simulate_artificial_defs_at_top,
23258 df_rd_simulate_one_insn): New.
23259 * opts.c (decode_options): Enable fwprop at -O1.
23260 * doc/invoke.texi (-fforward-propagate): Document this.
23262 2009-05-08 Joseph Myers <joseph@codesourcery.com>
23265 * c-typeck.c (build_binary_op): Handle arithmetic between one real
23266 and one complex operand specially.
23267 * tree-complex.c (some_nonzerop): Do not identify a real value as
23268 zero if flag_signed_zeros.
23270 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
23272 PR rtl-optimization/33928
23273 * loop-invariant.c (record_use): Fix && vs. || mishap.
23275 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
23277 PR rtl-optimization/33928
23278 * loop-invariant.c (struct use): Add addr_use_p.
23279 (struct def): Add n_addr_uses.
23280 (struct invariant): Add cheap_address.
23281 (create_new_invariant): Set cheap_address.
23282 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
23283 (record_uses): Pass df_ref to record_use.
23284 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
23287 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
23289 * config/sh/sh.c: Do not include c-pragma.h.
23291 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
23293 * config/spu/spu.c: Remove include of c-common.h.
23295 2009-05-07 Janis Johnson <janis187@us.ibm.com>
23298 * c-common.h (mark_valid_location_for_stdc_pragma,
23299 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
23300 clear_float_const_decimal64, float_const_decimal64_p): New.
23301 * c.opt (Wunsuffixed-float-constants): New.
23302 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
23303 unsuffixed float constant, handle new warning.
23304 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
23305 * c-decl.c (c_scope): New flag float_const_decimal64.
23306 (set_float_const_decimal64, clear_float_const_decimal64,
23307 float_const_decimal64_p): New.
23308 (push_scope): Set new flag.
23309 * c-parser.c (c_parser_translation_unit): Mark when it's valid
23310 to use STDC pragmas.
23311 (c_parser_external_declaration): Ditto.
23312 (c_parser_compound_statement_nostart): Ditto.
23313 * c-pragma.c (valid_location_for_stdc_pragma,
23314 mark_valid_location_for_stdc_pragma,
23315 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
23316 handle_pragma_float_const_decimal64): New.
23317 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
23318 * cp/semantics.c (valid_location_for_stdc_pragma_p,
23319 set_float_const_decimal64, clear_float_const_decimal64,
23320 float_const_decimal64_p): New dummy functions.
23321 * doc/extend.texi (Decimal Float): Remove statement that the
23322 pragma, and suffix for double constants, are not supported.
23323 * doc/invoke.texi (Warning Options): List new option.
23324 (-Wunsuffixed-float-constants): New.
23326 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
23328 * config/i386/i386.c: Do not include c-common.h.
23330 2009-05-07 Mark Heffernan <meheff@google.com>
23332 * doc/invoke.texi (Debugging Options): Document change of debugging
23334 * opts.c (decode_options): Make dump_base_name relative to
23335 aux_base_name directory.
23337 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
23339 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
23340 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
23342 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
23344 * Makefile.in (install-plugin): Simplify a bit.
23346 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
23348 * Makefile.in (OBJS-common): Add regcprop.o.
23350 * timevar.def (TV_CPROP_REGISTERS): New.
23351 * regrename.c (regrename_optimize): Return 0.
23352 (rest_of_handle_regrename): Delete.
23353 (pass_rename_registers): Point to regrename_optimize.
23354 (struct value_data_entry, struct value_data,
23355 kill_value_one_regno, kill_value_regno, kill_value,
23356 set_value_regno, init_value_data, kill_clobbered_value,
23357 kill_set_value, kill_autoinc_value, copy_value,
23358 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
23359 replace_oldest_value_reg, replace_oldest_value_addr,
23360 replace_oldest_value_mem, copyprop_hardreg_forward_1,
23361 debug_value_data, validate_value_data): Move...
23362 * regcprop.c: ... here.
23363 (rest_of_handle_cprop): Delete.
23364 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
23366 2009-05-07 Jakub Jelinek <jakub@redhat.com>
23368 PR middle-end/40057
23369 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
23370 GEN_INT for 1 << bitnum.
23371 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
23372 build_int_cst_type.
23374 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
23376 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
23377 Remove wrong description of "nand" operation.
23379 2009-05-06 Richard Guenther <rguenther@suse.de>
23380 Adam Nemet <anemet@caviumnetworks.com>
23382 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
23383 comment. Add that if LHS is not a gimple register, then RHS1 has
23384 to be a single object (GIMPLE_SINGLE_RHS).
23386 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
23388 * expr.c (get_def_for_expr): Move it up in the file.
23389 (store_field): When expanding a bit-field store, look at the
23390 defining gimple stmt for the masking conversion.
23392 2009-05-06 Janis Johnson <janis187@us.ibm.com>
23394 PR middle-end/39986
23395 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
23396 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
23397 32-bit memcpy into long.
23399 2009-05-06 Jakub Jelinek <jakub@redhat.com>
23401 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
23402 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
23404 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
23405 instead of appending DW_OP_deref*.
23407 2009-05-06 Michael Matz <matz@suse.de>
23409 PR middle-end/40021
23410 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
23411 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
23413 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
23415 * Makefile.in (install-plugin): Fix srcdir handling.
23417 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
23419 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
23420 when processing for not_regs_needed bitmap.
23421 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
23422 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
23423 handling it for rhs.
23425 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
23427 * config/i386/i386.md (unnamed inc/dec peephole): Use
23428 optimize_insn_for_size_p instead of optimize_size.
23429 * config/i386/predicates.md (incdec_operand): Likewise.
23430 (aligned_operand): Likewise.
23431 * config/i386/sse.md (divv8sf3): Likewise.
23432 (sqrtv8sf2): Likewise.
23434 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
23436 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
23438 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
23440 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
23442 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
23443 ssemodesuffixf2c with avxmodesuffixf2c.
23445 2009-05-06 Joseph Myers <joseph@codesourcery.com>
23448 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
23450 2009-05-05 Jakub Jelinek <jakub@redhat.com>
23452 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
23453 (struct tree_base): Adjust spacing for 8 bit boundaries.
23454 (struct tree_decl_common): Add decl_by_reference_flag bit.
23455 (DECL_BY_REFERENCE): Adjust.
23456 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
23457 print DECL_BY_REFERENCE bit.
23458 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
23459 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
23460 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
23461 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
23464 PR middle-end/39666
23465 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
23466 range of the type, but default label is missing, add it with one
23467 of the existing labels instead of adding a new label for it.
23469 2009-05-05 Joseph Myers <joseph@codesourcery.com>
23473 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
23475 * Makefile.in (enable_plugin, plugin_includedir): New.
23476 (install): Depend on install-plugin.
23477 (PLUGIN_HEADERS): New.
23478 (install-plugin): New.
23479 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
23481 2009-05-05 Richard Guenther <rguenther@suse.de>
23483 PR tree-optimization/40022
23484 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
23486 (phivn_valid_p): Fix tuplification error, simplify.
23487 (phiprop_insert_phi): Add dumps.
23488 (propagate_with_phi): Simplify.
23490 2009-05-05 Richard Guenther <rguenther@suse.de>
23492 PR middle-end/40023
23493 * builtins.c (gimplify_va_arg_expr): Properly build the address.
23495 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
23497 * tree.h (strip_float_extensions): Remove duplicate declaration.
23498 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
23499 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
23500 block_ultimate_origin): Rearrange the declarations line to match the
23501 comment that indicates the .c file which the functions are defined.
23502 (dwarf2out_*, set_decl_rtl): Add comment.
23503 (get_base_address): Adjust comment.
23504 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
23505 declarations line and add comment.
23506 (is_builtin_name): Add blank after function name, for clarity.
23508 2009-05-04 Joseph Myers <joseph@codesourcery.com>
23510 * attribs.c (decl_attributes): Use %qE for identifiers in
23512 * cgraphunit.c (verify_cgraph_node): Translate function names to
23513 locale character set in diagnostics.
23514 * coverage.c (get_coverage_counts): Use %qE for identifiers in
23516 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
23517 Document that functions are named in UTF-8.
23518 * expr.c (expand_expr_real_1): Translate function names to locale
23519 character set in diagnostics.
23520 * gimplify.c (omp_notice_variable, omp_is_private,
23521 gimplify_scan_omp_clauses): Use %qE for identifiers in
23523 * langhooks.c (lhd_print_error_function): Translate function names
23524 to locale character set.
23525 * langhooks.h (decl_printable_name): Document that return value is
23526 in internal character set.
23527 * stmt.c: Include pretty-print.h
23528 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
23530 (resolve_operand_name_1): Translate named operand name to locale
23532 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
23534 * toplev.c (announce_function): Translate function names to locale
23536 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
23537 (default_tree_printer): Use pp_identifier or translate identifiers
23538 to locale character set. Mark "<anonymous>" for translation.
23539 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
23540 for identifiers in diagnostics.
23541 * tree.c (handle_dll_attribute): Use %qE for identifiers in
23543 * varasm.c (output_constructor): Use %qE for identifiers in
23546 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
23548 * configure.ac: use ` ` instead of $()
23549 * configure: Regenerate.
23551 2009-05-05 Ben Elliston <bje@au.ibm.com>
23553 * config/pa/linux-atomic.c: Eliminate conditional include of
23554 errno.h on non-LP64 systems to simplify build requirements.
23556 2009-05-04 Joseph Myers <joseph@codesourcery.com>
23558 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
23560 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
23561 and pass value to identifier_to_locale.
23562 (warn_variable_length_array): Make name a tree.
23563 (grokdeclarator): Separate diagnostic texts for named and unnamed
23564 declarators. Use %qE for named declarators.
23565 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
23567 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
23568 identifiers in diagnostics.
23569 * c-typeck.c (push_member_name, start_init): Pass identifiers to
23570 identifier_to_locale. Mark "anonymous" strings for translation.
23572 2009-05-04 Michael Eager <eager@eagercon.com>
23574 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
23575 address for DImode/DFmode only if double-precision FP regs.
23577 2009-05-04 Michael Eager <eager@eagercon.com>
23579 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
23580 TARGET_SINGLE_FLOAT check.
23582 2009-05-04 Michael Eager <eager@eagercon.com>
23584 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
23586 2009-05-04 Michael Eager <eager@eagercon.com>
23588 * gcc/config.gcc (powerpc-xilinx-eabi*): Add tm t-xilinx
23589 * config/rs6000/t-xilinx: New
23591 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
23593 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
23594 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
23595 * gcc/explow.c (memory_address): Use target hook.
23596 * gcc/targhooks.c (default_legitimize_address): New.
23597 * gcc/targhooks.h (default_legitimize_address): New.
23598 * gcc/target.h (legitimize_address): New.
23599 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
23600 (TARGET_INITIALIZER): Include it.
23601 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
23603 * config/bfin/bfin-protos.h (legitimize_address): Remove.
23604 * config/bfin/bfin.c (legitimize_address): Remove.
23605 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
23606 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
23608 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
23609 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
23611 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
23612 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
23613 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
23614 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
23615 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
23616 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
23617 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
23618 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
23619 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
23620 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
23621 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
23622 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
23623 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
23624 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
23625 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
23626 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
23627 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
23628 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
23629 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
23630 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
23631 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
23632 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
23633 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
23635 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
23636 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
23637 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
23638 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
23639 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
23640 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
23641 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
23642 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
23643 (thumb_legitimize_address): Delete.
23644 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
23645 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
23646 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
23647 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
23648 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
23649 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
23651 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
23654 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
23655 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
23656 * config/m32r/m32r.c (m32r_legitimize_address): New.
23657 * config/m68k/m68k.c (m68k_legitimize_address): New.
23658 * config/score/score.c (score_legitimize_address): Standardize.
23659 * config/score/score3.c (score3_legitimize_address): Standardize.
23660 * config/score/score3.h (score3_legitimize_address): Adjust.
23661 * config/score/score7.c (score7_legitimize_address): Standardize.
23662 * config/score/score7.h (score7_legitimize_address): Adjust.
23663 * config/sh/sh.c (sh_legitimize_address): New.
23664 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
23666 * gcc/config/s390/s390.c (legitimize_address): Rename to...
23667 (s390_legitimize_address): ... this.
23668 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
23669 (sparc_legitimize_address): ... this.
23670 * gcc/config/i386/i386.c (legitimize_address): Rename to...
23671 (ix86_legitimize_address): ... this.
23672 * gcc/config/avr/avr.c (legitimize_address): Rename to...
23673 (avr_legitimize_address): ... this.
23674 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
23675 (mn10300_legitimize_address): ... this.
23676 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
23677 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
23678 (alpha_expand_mov): Adjust call.
23680 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
23681 * config/spu/spu.c (spu_legitimize_address): Likewise.
23682 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
23683 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
23685 2009-05-04 Joseph Myers <joseph@codesourcery.com>
23687 * intl.c (locale_encoding, locale_utf8): New.
23688 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
23689 * intl.h (locale_encoding, locale_utf8): Declare.
23690 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
23691 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
23693 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
23695 (pp_tree_identifier): Define to call pp_base_tree_identifier.
23696 (pp_base_tree_identifier): Declare as function.
23697 (identifier_to_locale): Declare.
23698 * Makefile.in (pretty-print.o): Update dependencies.
23699 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
23701 2009-05-04 Richard Guenther <rguenther@suse.de>
23703 PR middle-end/40015
23704 * builtins.c (fold_builtin_memory_op): Do not decay to element
23705 type if the size matches the whole array.
23707 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
23709 * expmed.c (synth_mult): When trying out a shift, pass the result
23712 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
23714 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
23715 (shiftsub1_cost): New.
23716 (init_expmed): Compute shiftsub1_cost.
23717 (synth_mult): Optimize multiplications by constants of the form
23718 -(2^^m-1) for some constant positive integer m.
23720 2009-05-03 Richard Guenther <rguenther@suse.de>
23723 * c-typeck.c (array_to_pointer_conversion): Do not built
23724 ADDR_EXPRs of arrays of pointer-to-element type.
23725 * c-gimplify.c (c_gimplify_expr): Revert change fixing
23726 up wrong ADDR_EXPRs after-the-fact.
23727 * c-common.c (strict_aliasing_warning): Strip pointer
23728 conversions for obtaining the original type.
23729 * builtins.c (fold_builtin_memset): Handle array types.
23730 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
23733 2009-05-03 Richard Guenther <rguenther@suse.de>
23735 PR middle-end/23329
23736 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
23737 Do not lose casts from array types with unknown extent to array
23738 types with known extent.
23739 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
23740 alias set compatibility.
23742 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
23744 * flags.h (extra_warnings): Delete.
23745 * toplev.c (process_options): Handle Wuninitialized here.
23746 * opts.c (extra_warnings): Delete.
23747 (set_Wextra): Delete.
23748 (common_handle_option): -Wextra can be handled automatically.
23749 * c-opts.c (c_common_handle_option): Delete obsolete code.
23750 (c_common_post_options): Simplify comment.
23751 * common.opt (W): Add Var.
23753 (Wuninitialized): Initialize to -1.
23755 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
23756 Richard Guenther <rguenther@suse.de>
23758 * expr.c (get_def_for_expr): New function.
23759 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
23760 SSA rather than trees.
23761 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
23762 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
23764 2009-05-03 Joseph Myers <joseph@codesourcery.com>
23766 * c-common.c (reswords): Add _Imaginary.
23767 * c-common.c (enum rid): Add RID_IMAGINARY.
23769 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
23771 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
23772 Patch by Richard Guenther.
23774 2009-05-03 Anatoly Sokolov <aesok@post.ru>
23776 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
23777 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
23778 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
23779 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
23780 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
23781 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
23782 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
23783 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
23784 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
23785 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
23786 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
23787 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
23788 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
23789 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
23790 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
23791 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
23792 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
23793 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
23795 2009-05-02 Richard Guenther <rguenther@suse.de>
23797 PR tree-optimization/39940
23798 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
23801 2009-05-02 Richard Guenther <rguenther@suse.de>
23803 PR middle-end/40001
23804 * tree-ssa.c (execute_update_addresses_taken): Properly check
23805 if we can mark a variable DECL_GIMPLE_REG_P.
23806 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
23807 back to the end of the function.
23808 (is_gimple_reg_type): Remove complex type special casing.
23809 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
23812 2009-05-02 Ben Elliston <bje@au.ibm.com>
23814 * doc/collect2.texi (Collect2): Document search path behaviour
23815 when configured with --with-ld.
23817 2009-05-02 Jan Hubicka <jh@suse.cz>
23819 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
23820 parameter; update callers.
23821 (coalesce_cost_edge): EH edges are costier because they needs
23822 splitting even if not critical and even more costier when there are
23823 multiple EH predecestors.
23825 2009-05-02 Jan Hubicka <jh@suse.cz>
23827 * except.c (remove_eh_handler_and_replace): Handle updating after
23828 removing TRY blocks.
23830 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
23832 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
23834 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
23836 * varasm.c: Do not include c-pragma.h.
23837 * attribs.c: Do not incude c-common.h.
23839 2009-05-01 Michael Matz <matz@suse.de>
23841 * calls.c (initialize_argument_information): Handle SSA names like
23842 decls with a non MEM_P DECL_RTL.
23844 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
23846 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
23847 * ipa-utils.c: Likewise.
23848 * ipa-type-escape.c: Likewise.
23849 * cgraphunit.c Do not include c-common.h.
23850 * ipa-pure-const.c: Likewise.
23851 * tree-if-conv.c: Likewise.
23852 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
23853 * ipa-struct-reorg.c: Likewise.
23854 * tree-nomudflap.c: Likewise.
23855 * tree-ssa-structalias.c: Likewise.
23857 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
23859 * store-motion.c: Many cleanups to make this pass a first-class
23860 citizen instead of an appendix to gcse load motion. Add TODO list
23861 to make this pass faster/cleaner/better.
23863 (struct ls_expr): Post gcse.c-split cleanups.
23864 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
23865 "stores" field to "avail_stores".
23866 (pre_ldst_mems): Rename to store_motion_mems.
23867 (pre_ldst_table): Rename to store_motion_mems_table.
23868 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
23869 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
23870 (ldst_entry): Rename to st_expr_entry, update users.
23871 (free_ldst_entry): Rename to free_st_expr_entry, update users.
23872 (free_ldst_mems): Rename to free_store_motion_mems, update users.
23873 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
23875 (first_ls_expr): Rename to first_st_expr, update users.
23876 (next_ls_expr): Rename to next_st_expr, update users.
23877 (print_ldst_list): Rename to print_store_motion_mems. Print names of
23878 fields properly for store motion instead of names inherited from load
23880 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
23881 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
23884 (ae_kill): Rename to st_kill, update users.
23885 (ae_gen): Rename to st_avloc, update users.
23886 (transp): Rename to st_transp, update users.
23887 (pre_insert_map): Rename to st_insert_map, update users.
23888 (pre_delete_map): Rename to st_delete_map, update users.
23889 (insert_store, build_store_vectors, free_store_memory,
23890 one_store_motion_pass): Update for abovementioned changes.
23892 (gcse_subst_count, gcse_create_count): Remove.
23893 (one_store_motion_pass): New statistics counters "n_stores_deleted"
23894 and "n_stores_created", local variables.
23896 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
23899 (regvec, compute_store_table_current_insn): Remove.
23900 (reg_set_info, reg_clear_last_set): Remove.
23901 (compute_store_table): Use DF caches instead of local dataflow
23904 2009-05-01 Joseph Myers <joseph@codesourcery.com>
23906 * c-objc-common.c (c_tree_printer): Print identifiers with
23907 pp_identifier, not pp_string. Mark "({anonymous})" for
23909 * c-pretty-print.c (pp_c_ws_string): New.
23910 (pp_c_cv_qualifier, pp_c_type_specifier,
23911 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
23912 pp_c_storage_class_specifier, pp_c_function_specifier,
23913 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
23914 pp_c_primary_expression, pp_c_postfix_expression,
23915 pp_c_unary_expression, pp_c_shift_expression,
23916 pp_c_relational_expression, pp_c_equality_expression,
23917 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
23918 use pp_string and pp_c_ws_string in place of pp_identifier and
23919 pp_c_identifier for non-identifiers. Mark English strings for
23921 * c-pretty-print.h (pp_c_ws_string): Declare.
23923 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
23924 Roland McGrath <roland@redhat.com>
23926 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
23927 (ENABLE_LD_BUILDID): New configuration option.
23928 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
23929 (LINK_BUILDID_SPEC): New macro.
23930 (init_spec): If defined, prepend it between LINK_EH_SPEC and
23932 * doc/install.texi: Document --enable-linker-build-id option.
23933 * configure: Rebuild.
23934 * config.in: Rebuild.
23936 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
23938 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
23939 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
23940 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
23941 MIPS_GP_SAVE_AREA_SIZE.
23942 * config/mips/mips.c (struct mips_frame_info): Update comment
23943 before arg_pointer_offset and hard_frame_pointer_offset.
23944 (mips_compute_frame_info): Update diagram before function: to
23945 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
23946 indicate the position of frame_pointer_rtx with -fstack-protector and
23947 to show args_size. Don't allocate cprestore area for leaf functions
23948 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
23950 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
23952 2009-04-30 Michael Matz <matz@suse.de>
23954 PR tree-optimization/39955
23955 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
23957 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
23959 * ira.c (setup_cover_and_important_classes): Use safe macro
23960 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
23962 * genpreds.c (write_tm_preds_h): Output suitable definition of
23963 REG_CLASS_FOR_CONSTRAINT.
23965 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
23967 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
23969 * bitmap.c (bitmap_descriptor): Likewise.
23970 * ggc-common.c (loc_descriptor): Likewise.
23971 * varray.c (varray_descriptor): Likewise.
23972 * vec.c (vec_descriptor): Likewise.
23974 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
23976 * Makefile.in (dce.o): Add $(EXCEPT_H).
23977 * dce.c: Include except.h and delete redundant vector definitions.
23978 (deletable_insn_p): Return false for non-call insns that can throw
23981 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
23983 * gcse.c (ae_gen): Remove.
23984 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
23985 and make non-static function to make it available in store-motion.c.
23986 Update call sites with search-and-replace.
23987 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
23988 extract_mentioned_regs, extract_mentioned_regs_helper,
23989 find_moveable_store, compute_store_table, load_kills_store, find_loads,
23990 store_killed_in_insn, store_killed_after, store_killed_before,
23991 build_store_vectors, insert_insn_start_basic_block, insert-store,
23992 remove_reachable_equiv_notes, replace_store_insn, delete_store,
23993 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
23994 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
23995 * store-motion.c: ...new file. Also copy data structures from gcse.c
23996 and clean up to remove parts not used by store motion.
23997 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
23998 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
24000 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24003 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
24004 when optimizing for size.
24006 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
24008 * gcse.c (gcse_constant_p): Fix typo in last change.
24010 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
24012 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
24014 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
24016 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
24018 2009-04-29 James E. Wilson <wilson@codesourcery.com>
24020 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
24021 CONST_HIGH_PART result.
24023 2009-04-29 Anatoly Sokolov <aesok@post.ru>
24025 * config/avr/avr.c (initial_elimination_offset): Rename to
24026 avr_initial_elimination_offset.
24027 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
24028 change return type to bool.
24029 (avr_can_eliminate): New function.
24030 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
24031 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
24032 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
24033 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
24034 avr_initial_elimination_offset.
24035 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
24036 (avr_initial_elimination_offset): Define.
24038 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
24039 Steven Bosscher <steven@gcc.gnu.org>
24041 PR rtl-optimization/39938
24042 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
24043 * cfgrtl.c: Include insn-attr.h.
24044 (rest_of_pass_free_cfg): New function.
24045 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
24046 * resource.c (init_resource_info): Remove call to df_analyze.
24048 2009-04-29 Richard Guenther <rguenther@suse.de>
24051 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
24052 allow conversion to signed integers.
24054 2009-04-29 Richard Guenther <rguenther@suse.de>
24056 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
24057 shifts of floating point vectors if the shift amount is
24058 a constant multiple of the element size.
24060 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
24061 Michael Matz <matz@suse.de>
24063 PR middle-end/39927
24065 * tree-outof-ssa.c (emit_partition_copy): New function.
24066 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
24067 insert_part_to_rtx_on_edge): Perform the partition base var
24068 copy using emit_partition_copy.
24069 (insert_value_copy_on_edge): Convert constants to the right mode.
24070 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
24071 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
24073 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
24075 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
24076 scan backwards to try to find a constant to initialize it.
24078 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
24079 insn before the loop_end instruction, don't look past labels.
24081 2009-04-29 Richard Guenther <rguenther@suse.de>
24083 PR middle-end/39937
24084 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
24085 loose type conversions.
24086 (forward_propagate_addr_expr): Fix tuplification bug. Remove
24087 stmts only if there are no uses of its definition.
24089 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
24091 * config/bfin/bfin.h (splitting_loops): Declare.
24092 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
24093 Reorder bit definitions to be ascending.
24094 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
24095 * config/bfin/bfin.c (splitting_loops): New variable.
24096 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
24097 (struct loop_info): Remove members INIT and LOOP_INIT.
24098 (bfin_optimize_loop): Don't set them. Reorder the code that generates
24099 the LSETUP sequence. Allow LC to be loaded from any register, but
24100 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
24101 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
24103 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
24104 of reload_completed.
24107 * config/bfin/bfin.md (movsi_insn): Refine constraints.
24109 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
24111 * Makefile.in (PLUGIN_VERSION_H): New.
24112 (OBJS-common): Remove plugin-version.o.
24113 (plugin.o): Depend on (PLUGIN_VERSION_H).
24114 (plugin-version.o): Remove.
24115 * configure: Regenerate
24116 * configure.ac: Create plugin-version.h.
24117 * gcc-plugin.h (plugin_gcc_version): Remove.
24118 (plugin_default_version_check): Change signature.
24119 * plugin-version.c: Remove.
24120 * plugin.c: Include plugin-version.h.
24121 (str_plugin_gcc_version_name): Remove.
24122 (try_init_one_plugin): Pass gcc version to plugin_init.
24123 (plugin_default_version_check): Both gcc and plugin versions are now
24126 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
24128 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
24129 problematic last insns. Test for TYPE_CALL rather than CALL_P.
24130 Remove special case testing for last insn of inner loops. Don't fail
24131 if the loop ends with a jump, emit an extra nop instead.
24133 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
24134 DREGS rather than comparing directly. Remove code that tries to
24135 account for latencies.
24137 2009-04-29 Richard Guenther <rguenther@suse.de>
24139 PR tree-optimization/39941
24140 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
24141 eliminating an indirect call.
24143 2009-04-29 Richard Guenther <rguenther@suse.de>
24145 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
24146 parameter. Allow invariants as base if !require_lvalue.
24147 (verify_gimple_assign_single): Adjust.
24149 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
24151 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
24152 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
24153 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
24154 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
24155 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
24157 * config/bfin/bfin.c (bfin_expand_builtin,
24158 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
24160 2009-04-28 Richard Guenther <rguenther@suse.de>
24162 * tree-vect-loop.c (get_initial_def_for_induction): Use
24163 correct types for pointer increment.
24165 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24167 * toplev.c (print_version): Update GMP version string calculation.
24169 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
24171 PR rtl-optimization/39938
24172 * resource.c (init_resource_info): Add call to df_analyze.
24174 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
24176 * config/alpha/alpha.md (usegp): Cast the result of
24177 alpha_find_lo_sum_using_gp to enum attr_usegp.
24178 * config/alpha/alpha.c (override_options): Remove end-of-structure
24179 marker element from cpu_table. Use array size of cpu_table to handle
24180 -mcpu and -mtune options.
24181 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
24183 2009-04-28 Joseph Myers <joseph@codesourcery.com>
24185 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
24186 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
24187 tune_32 and tune_64.
24188 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
24189 support on PowerPC.
24190 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
24191 * config/rs6000/option-defaults.h: ... here. New file.
24192 (OPT_64, OPT_32): Define.
24193 (MASK_64BIT): Define to 0 if not already defined.
24194 (OPT_ARCH64, OPT_ARCH32): Define.
24195 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
24198 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24200 * config/arm/arm.c (arm_override_options): Emit error on using
24203 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
24205 PR rtl-optimization/39914
24206 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
24207 registers for allocnos created from user-defined variables only
24208 when not optimizing.
24210 2009-04-28 Richard Guenther <rguenther@suse.de>
24212 PR middle-end/39937
24213 * fold-const.c (fold_binary): Use distribute_real_division only
24216 2009-04-28 Steve Ellcey <sje@cup.hp.com>
24218 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
24219 add hpux-stdint.h to tm_file.
24220 (hppa[12]*-*-hpux11*): Ditto.
24221 (ia64*-*-hpux*): Ditto.
24222 * config/hpux-stdint.h: New.
24223 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
24224 __STDC_EXT__ for all compiles.
24225 * config/pa/pa-hpux.h: Ditto.
24226 * config/pa/pa-hpux10.h: Ditto.
24227 * config/pa/pa-hpux11.h: Ditto.
24229 2009-04-28 Catherine Moore <clm@codesourcery.com>
24231 * debug.h (set_name): Add comment.
24233 2009-04-28 Andrew Pinski <pinskia@gmail.com>
24236 * config/darwin.c (machopic_gen_offset): Check
24237 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
24238 * config/arm/arm.c (require_pic_register): Likewise.
24240 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
24242 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
24243 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
24244 m32c_promote_prototypes): Delete.
24246 2009-04-28 Michael Matz <matz@suse.de>
24248 PR middle-end/39922
24249 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
24252 2009-04-28 Richard Guenther <rguenther@suse.de>
24254 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
24256 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24258 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
24259 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
24260 * config/arm/arm-tune.md: Regenerate.
24262 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
24264 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
24265 block if there are complex incoming edges.
24266 (sel_merge_blocks): Remove useless assert.
24267 (sel_redirect_edge_and_branch): Check that edge was redirected.
24268 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
24269 (sel_find_rgns): Delete declaration.
24270 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
24271 the region when it is not a preheader.
24273 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
24276 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
24278 2009-04-28 Richard Guenther <rguenther@suse.de>
24280 * tree.h (SSA_NAME_VALUE): Remove.
24281 (struct tree_ssa_name): Remove value_handle member.
24282 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
24283 array for jump threading.
24284 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
24286 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
24287 * tree-flow.h (threadedge_initialize_values): Declare.
24288 (threadedge_finalize_values): Likewise.
24289 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
24290 (SSA_NAME_VALUE): Define.
24291 (threadedge_initialize_values): New function.
24292 (threadedge_finalize_values): Likewise.
24293 * tree-ssa-dom.c (ssa_name_values): New global variable.
24294 (SSA_NAME_VALUE): Define.
24295 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
24297 2009-04-28 Ira Rosen <irar@il.ibm.com>
24299 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
24300 Use REPORT_VECTORIZED_LOCATIONS instead
24301 REPORT_VECTORIZED_LOOPS.
24302 * tree-vectorizer.c (vect_verbosity_level): Make static.
24303 (vect_loop_location): Rename to vect_location.
24304 (vect_set_verbosity_level): Update comment.
24305 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
24307 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
24308 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
24309 instead REPORT_UNVECTORIZED_LOOPS.
24310 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
24311 and vect_loop_def to vect_external_def and vect_internal_def.
24312 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
24313 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
24314 REPORT_UNVECTORIZED_LOCATIONS.
24315 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
24316 and vect_used_in_loop and to vect_unused_in_scope and
24317 vect_used_in_scope.
24318 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
24319 (vect_verbosity_level): Remove declaration.
24320 (vect_analyze_operations): Likewise.
24321 (vect_analyze_stmt): Declare.
24322 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
24323 REPORT_UNVECTORIZED_LOCATIONS.
24324 (vect_get_loop_niters): Fix indentation.
24325 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
24326 (vect_analyze_loop_operations): New function.
24327 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
24328 vect_analyze_operations.
24329 (vect_is_simple_reduction): Use new names.
24330 (vectorizable_live_operation, vect_transform_loop): Likewise.
24331 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
24332 to specify whether the data references can be a part of interleaving
24334 (vect_analyze_data_ref_dependence): Use new names.
24335 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
24336 (vect_create_addr_base_for_vector_ref): Remove redundant code.
24337 * tree-vect-patterns.c (widened_name_p): Use new names.
24338 (vect_recog_dot_prod_pattern): Likewise.
24339 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
24340 (process_use, vect_mark_stmts_to_be_vectorized,
24341 vect_model_simple_cost, vect_model_store_cost,
24342 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
24343 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
24344 vectorizable_operation, vectorizable_type_demotion,
24345 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
24346 vectorizable_condition): Likewise.
24347 (vect_analyze_operations): Split into vect_analyze_loop_operations
24349 (vect_analyze_stmt): ... new function.
24350 (new_stmt_vec_info): Use new names.
24351 (vect_is_simple_use): Use new names and fix comment.
24352 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
24353 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
24355 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
24358 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
24359 and integer modes for x87 operands. Do not ICE for unsupported size,
24360 generate error instead. Generate error for unsupported operand types.
24361 ['z']: Do not handle HImode memory operands specially. Warning
24362 for floating-point operands. Fallthru to 'Z' for unsupported operand
24363 types. Do not ICE for unsupported size, generate error instead.
24364 (output_387_binary_op): Use %Z to output operands.
24365 (output_fp_compare): Ditto.
24366 (output_387_reg_move): Ditto.
24368 2009-04-28 Ben Elliston <bje@au.ibm.com>
24373 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24375 * builtins.c (c_strlen): Do not warn here.
24376 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
24377 * c-common.c (pointer_int_sum): Take an explicit location.
24378 Warn about offsets out of bounds.
24379 * c-common.h (pointer_int_sum): Adjust declaration.
24381 2009-04-27 Ian Lance Taylor <iant@google.com>
24383 * collect2.c (is_ctor_dtor): Change type of ret field in struct
24385 * dce.c (run_fast_df_dce): Change type of old_flags to int.
24386 * df-core.c (df_set_flags): Change return type to int. Change
24387 type of old_flags to int.
24388 (df_clear_flags): Likewise.
24389 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
24390 (df_get_conditional_uses): Likewise.
24391 * df.h (df_set_flags, df_clear_flags): Update declarations.
24392 * dwarf2out.c (struct indirect_string_node): Change type of form
24393 field to enum dwarf_form.
24394 (AT_string_form): Change return type to enum dwarf_form.
24395 * fixed-value.c (fixed_compare): Add cast to enum type.
24396 * fwprop.c (update_df): Change 0 to VOIDmode.
24397 * gensupport.c: Change 0 to UNKNOWN.
24398 * gimple.h (gimple_cond_code): Add cast to enum type.
24399 * haifa-sched.c (reemit_notes): Add cast to enum type.
24400 * hooks.c (hook_int_void_no_regs): Remove function.
24401 * hooks.h (hook_int_void_no_regs): Remove declaration.
24402 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
24403 * predict.c (combine_predictions_for_insn): Add casts to enum type.
24404 * real.c (real_arithmetic): Add cast to enum type.
24405 (real_compare): Likewise.
24406 * target.h (struct gcc_target): Change return type of
24407 branch_target_register_class to enum reg_class.
24408 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
24409 default_branch_target_register_class.
24410 * targhooks.c (default_branch_target_register_class): New function.
24411 * targhooks.h (default_branch_target_register_class): Declare.
24412 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
24413 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
24415 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
24417 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
24418 vect_uninitialized_def. Change 0 to ERROR_MARK.
24419 * tree-vect-stmts.c (supportable_widening_operation): Don't
24420 initialize icode1 and icode2.
24421 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
24422 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
24424 (cmn_err_flag_specs): Change 0 to STD_C89.
24425 (cmn_err_char_table): Likewise.
24426 * config/arm/arm.c (get_arm_condition_code): Change type of code
24427 to enum arm_cond_code.
24428 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
24429 (IWMMXT_BUILTIN2): Likewise.
24430 (neon_builtin_type_bits): Don't define typedef.
24431 (neon_builtin_datum): Change type of bits field to int.
24432 (arm_expand_neon_args): Add cast to enum type.
24433 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
24435 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
24436 casts to enum type.
24437 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
24439 * config/mips/mips.md (jal_macro): Return enum constant.
24440 (single_insn): Likewise.
24441 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
24443 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
24444 casts to enum type.
24445 * config/s390/s390.c (s390_tune_flags): Change type to int.
24446 (s390_arch_flags): Likewise.
24447 (s390_handle_arch_option): Change flags field of struct pta to int.
24448 * config/s390/s390.h (s390_tune_flags): Update declaration.
24449 (s390_arch_flags): Likewise.
24450 * config/sh/sh.c (prepare_move_operands): Compare
24451 tls_symbolic_operand result with enum constant.
24452 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
24453 (sh_expand_prologue): Add cast to enum type.
24454 (sh_expand_epilogue): Likewise.
24455 (tls_symbolic_operand): Change return type to enum tls_model.
24456 (fpscr_set_from_mem): Add cast to enum type.
24457 (legitimize_pic_address): Compare tls_symbolic_operand result with
24459 (sh_target_reg_class): Change return type to enum reg_class.
24460 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
24462 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
24463 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
24464 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
24465 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
24466 (delayed_branch, tls_call_delay): Likewise.
24467 (eligible_for_sibcall_delay): Likewise.
24468 (eligible_for_return_delay): Likewise.
24469 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
24470 (spu_expand_builtin_1): Likewise.
24472 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
24473 for all types of conversions.
24474 (output_init_element): Issue -Wc++-compat warning if needed when
24475 initializing a bitfield with enum type.
24476 * c-parser.c (c_parser_expression): Set original_type to
24477 original_type of right hand operand of comma operator.
24479 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24481 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
24483 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
24484 * doc/cpp.texi (Standard Predefined Macros)
24485 (Implementation-defined behavior): Likewise.
24486 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
24487 * doc/gimple.texi (GIMPLE Exception Handling)
24488 (@code{GIMPLE_ASSIGN}): Likewise.
24489 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
24490 * doc/invoke.texi (Warning Options, Optimize Options)
24491 (AVR Options, Darwin Options): Likewise.
24492 (Optimize Options): Reformulate -fwhole-program description.
24493 * doc/loop.texi (Lambda): Likewise.
24494 * doc/md.texi (Output Template, Define Constraints)
24495 (Standard Names, Insn Splitting): Likewise.
24496 * doc/options.texi (Option properties): Likewise.
24497 * doc/passes.texi (Tree-SSA passes): Likewise.
24498 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
24499 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
24500 (File Names and DBX): Likewise.
24501 * doc/trouble.texi (Incompatibilities): Likewise.
24503 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
24505 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
24506 instruction is correct.
24508 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
24510 Allow non-constant arguments to conversion intrinsics.
24511 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
24512 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
24513 * spu.c (print_operand): Handle 'v' and 'w'.
24514 (exp2_immediate_p, spu_gen_exp2): Define.
24515 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
24516 spu_convtf_1): Update parameter descriptions.
24517 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
24518 * constraints.md ('v', 'w'): New.
24519 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
24521 (i2f, I2F): New define_mode_attr.
24522 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
24523 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
24524 fixuns_truncv4sfv4si2): Update to use mode attribute.
24525 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
24526 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
24527 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
24528 patterns for combine.
24530 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
24532 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
24533 (cprop, hoist, pre, store_motion): New debug counters.
24534 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
24535 is not an RTL pass anymore.
24536 (pass_profiling): Remove extern decl for pass removed in 2005.
24537 (pass_gcse, pass_jump_bypass): Remove.
24538 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
24539 to 0 for clean state.
24540 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
24541 * cse.c (gate_handle_cse_after_global_opts,
24542 rest_of_handle_cse_after_global_opts): New functions.
24543 (pass_cse_after_global_opts): New pass, does local CSE.
24544 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
24545 (TV_CPROP): New timevar.
24546 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
24547 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
24548 (gcse_main, recompute_all_luids): Remove.
24549 (compute_hash_table_work): Call max_reg_num instead of reading
24551 (cprop_jump): Don't set run_jump_opt_after_gcse.
24552 (constprop_register): Always allow to alter jumps.
24553 (cprop_insn): Likewise.
24554 (do_local_cprop): Likewise.
24555 (local_cprop_pass): Likewise. Return non-zero if something changed.
24556 (cprop): Remove function, fold interesting bits into one_cprop_pass.
24557 (find_implicit_sets): Add note about missed optimization opportunity.
24558 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
24559 pass_rtl_cprop execute function.
24560 Don't bother tracking the pass number, each pass gets its own dumpfile
24562 Always allow to alter jumpsand bypass jumps.
24563 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
24564 will just find no suitable set.
24565 (pre_edge_insert): Fix dumping, this function is for PRE only.
24566 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
24567 pass_rtl_pre execute function.
24568 (hoist_code): Return non-zero if something changed. Keep track of
24569 substitutions and insertions for statistics gathering similar to PRE.
24570 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
24571 called from the pass_rtl_hoist execute function. Show pass statistics.
24572 (compute_store_table): Use max_reg_num directly instead of using the
24573 formerly global max_gcse_regno.
24574 (build_store_vectors): Likewise.
24575 (replace_store_insn): Fix dumping.
24576 (store_motion): Rename to ...
24577 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
24578 pass, called from the pass_rtl_store_motion execute function. Keep
24579 track of substitutions and insertions for statistics gathering similar
24581 (bypass_jumps): Remove, fold interesting bits into ...
24582 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
24583 from the pass_rtl_cprop execute function.
24584 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
24585 pass_jump_bypass): Remove.
24586 (gate_handle_gcse, rest_of_handle_gcse): Remove.
24587 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
24588 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
24589 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
24590 (gate_rtl_store_motion, execute_rtl_store_motion,
24591 pass_rtl_store_motion): New.
24592 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
24593 make it clear that -fcse-skip-blocks is a no-op for backward compat.
24594 * passes.c (init_optimization_passes): Remove pass_gcse and
24595 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
24596 and cse_after_global_opts in place of pass_gcse. Schedule cprop
24597 instead of pass_jump_bypass.
24599 2009-04-27 Richard Guenther <rguenther@suse.de>
24601 PR middle-end/39928
24602 * gimplify.c (gimplify_expr): If we are required to create
24603 a temporary make sure it ends up as register.
24605 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
24608 * config/i386/i386.c (construct_container): Don't call
24609 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
24610 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
24612 2009-04-27 Michael Matz <matz@suse.de>
24614 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
24615 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
24616 * tree-ssa-live.h (find_replaceable_exprs): Return a bitmap.
24617 (dump_replaceable_exprs): Take a bitmap.
24618 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
24620 (expand_gimple_basic_block): Likewise.
24621 * tree-ssa-ter.c (struct temp_expr_table_d): Make
24622 replaceable_expressions member a bitmap.
24623 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
24624 (mark_replaceable): Likewise.
24625 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
24626 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
24628 2009-04-27 Richard Guenther <rguenther@suse.de>
24630 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
24631 (verify_stmts): Dispatch to gimple/type verification code.
24632 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
24633 issue with call argument types.
24635 2009-04-27 Michael Matz <matz@suse.de>
24637 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
24638 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
24641 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
24642 Eric Botcazou <ebotcazou@adacore.com>
24644 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
24645 a label's basic block.
24646 (mark_target_live_regs): Tidy and rework obsolete comments.
24647 Change back DF problem to LIVE. If a label starts a basic block,
24648 assume that all registers that used to be live then still are.
24649 (init_resource_info): If a label starts a basic block, set its
24650 BLOCK_FOR_INSN accordingly.
24651 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
24653 2009-04-27 Richard Guenther <rguenther@suse.de>
24655 * tree-flow-inline.h (function_ann): Remove.
24656 (get_function_ann): Likewise.
24657 * tree-dfa.c (create_function_ann): Remove.
24658 * tree-flow.h (struct static_var_ann_d): Remove.
24659 (struct function_ann_d): Likewise.
24660 (union tree_ann_d): Remove fdecl member.
24661 (function_ann_t): Remove.
24662 (function_ann, get_function_ann, create_function_ann): Remove
24665 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
24667 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
24669 2009-04-27 Jan Hubicka <jh@suse.cz>
24671 * ipa-pure-const.c (struct funct_state_d): New fields
24672 state_previously_known, looping_previously_known; remove
24673 state_set_in_source.
24674 (analyze_function): Use new fields.
24675 (propagate): Avoid assumption that state_set_in_source imply
24678 * tree-ssa-loop-niter.c (finite_loop_p): New function.
24679 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
24680 * cfgloop.h (finite_loop_p): Declare.
24682 2009-04-26 Michael Matz <matz@suse.de>
24684 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
24686 2009-04-26 Michael Matz <matz@suse.de>
24688 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
24689 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
24690 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
24691 pass_mark_used_blocks): Remove.
24692 * tree-optimize.c (pass_free_datastructures,
24693 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
24694 * passes.c (init_optimization_passes): Don't call
24695 pass_mark_used_blocks, remove dead code.
24697 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
24699 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
24700 * tree-ssa-live.h (register_ssa_partition): Likewise.
24702 2009-04-26 Michael Matz <matz@suse.de>
24705 * builtins.c (fold_builtin_next_arg): Handle SSA names.
24706 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
24707 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
24709 (compare_pairs): Swap cost comparison.
24710 (coalesce_ssa_name): Don't use change_partition_var.
24711 * tree-nrv.c (struct nrv_data): Add modified member.
24712 (finalize_nrv_r): Set it.
24713 (tree_nrv): Use it to update statements.
24714 (pass_nrv): Require PROP_ssa.
24715 * tree-mudflap.c (mf_decl_cache_locals,
24716 mf_build_check_statement_for): Use make_rename_temp.
24717 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
24718 * alias.c (find_base_decl): Handle SSA names.
24719 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
24720 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
24721 * rtl.h (set_reg_attrs_for_parm): Declare.
24722 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
24723 to "optimized", remove unused locals at finish.
24724 (execute_free_datastructures): Make global, call
24725 delete_tree_cfg_annotations.
24726 (execute_free_cfg_annotations): Don't call
24727 delete_tree_cfg_annotations.
24729 * ssaexpand.h: New file.
24730 * expr.c (toplevel): Include ssaexpand.h.
24731 (expand_assignment): Handle SSA names the same as register variables.
24732 (expand_expr_real_1): Expand SSA names.
24733 * cfgexpand.c (toplevel): Include ssaexpand.h.
24734 (SA): New global variable.
24735 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
24736 (SSAVAR): New macro.
24737 (set_rtl): New helper function.
24738 (add_stack_var): Deal with SSA names, use set_rtl.
24739 (expand_one_stack_var_at): Likewise.
24740 (expand_one_stack_var): Deal with SSA names.
24741 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
24742 before unique numbers.
24743 (expand_stack_vars): Use set_rtl.
24744 (expand_one_var): Accept SSA names, add asserts for them, feed them
24745 to above subroutines.
24746 (expand_used_vars): Expand all partitions (without default defs),
24747 then only the local decls (ignoring those expanded already).
24748 (expand_gimple_cond): Remove edges when jumpif() expands an
24749 unconditional jump.
24750 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
24751 or remove abnormal edges. Ignore insns setting the LHS of a TERed
24753 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
24754 members of SA; deal with PARM_DECL partitions here; expand
24755 all PHI nodes, free tree datastructures and SA. Commit instructions
24756 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
24757 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
24758 info and statements at start, collect garbage at finish.
24759 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
24760 (VAR_ANN_PARTITION) Remove.
24761 (change_partition_var): Don't declare.
24762 (partition_to_var): Always return SSA names.
24763 (var_to_partition): Only accept SSA names.
24764 (register_ssa_partition): Only check argument.
24765 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
24767 (delete_var_map): Don't free it.
24768 (var_union): Only accept SSA names, simplify.
24769 (partition_view_init): Mark only useful SSA names as used.
24770 (partition_view_fini): Only deal with SSA names.
24771 (change_partition_var): Remove.
24772 (dump_var_map): Use ssa_name instead of partition_to_var member.
24773 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
24775 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
24776 (struct _elim_graph): New member const_dests; nodes member vector of
24778 (set_location_for_edge): New static helper.
24779 (create_temp): Remove.
24780 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
24781 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
24782 (new_elim_graph): Allocate const_dests member.
24783 (clean_elim_graph): Truncate const_dests member.
24784 (delete_elim_graph): Free const_dests member.
24785 (elim_graph_size): Adapt to new type of nodes member.
24786 (elim_graph_add_node): Likewise.
24787 (eliminate_name): Likewise.
24788 (eliminate_build): Don't take basic block argument, deal only with
24789 partition numbers, not variables.
24790 (get_temp_reg): New static helper.
24791 (elim_create): Use it, deal with RTL temporaries instead of trees.
24792 (eliminate_phi): Adjust all calls to new signature.
24793 (assign_vars, replace_use_variable, replace_def_variable): Remove.
24794 (rewrite_trees): Only do checking.
24795 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
24796 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
24797 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
24798 contains_tree_r, MAX_STMTS_IN_LATCH,
24799 process_single_block_loop_latch, analyze_edges_for_bb,
24800 perform_edge_inserts): Remove.
24801 (expand_phi_nodes): New global function.
24802 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
24803 functions, initialize new parameter, remember partitions having a
24805 (finish_out_of_ssa): New global function.
24806 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
24807 don't reset in_ssa_p here, don't disable TER when mudflap.
24808 (pass_del_ssa): Remove.
24809 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
24811 (execute_free_datastructures): Declare.
24812 * Makefile.in (SSAEXPAND_H): New variable.
24813 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
24814 * basic-block.h (commit_one_edge_insertion): Declare.
24815 * passes.c (init_optimization_passes): Move pass_nrv and
24816 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
24817 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
24818 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
24819 (redirect_branch_edge): Deal with super block when expanding, split
24820 out jump patching itself into ...
24821 (patch_jump_insn): ... here, new static helper.
24823 2009-04-26 Michael Matz <matz@suse.de>
24825 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
24826 beyond num_ssa_names.
24827 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
24828 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
24830 2009-04-26 Jakub Jelinek <jakub@redhat.com>
24832 PR inline-asm/39543
24833 * fwprop.c (forward_propagate_asm): New function.
24834 (forward_propagate_and_simplify): Propagate also into __asm, if it
24835 doesn't increase the number of referenced registers.
24838 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
24840 2009-04-26 Jakub Jelinek <jakub@redhat.com>
24842 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
24843 note_nonlocal_vla_type for nonlocal VLAs.
24844 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
24845 contains_remapped_vars, remap_vla_decls): New functions.
24846 (convert_nonlocal_reference_stmt): If not optimizing, call
24847 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
24848 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
24849 if it wasn't found in var_map.
24850 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
24851 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
24852 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
24854 * gimplify.c (nonlocal_vlas): New variable.
24855 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
24857 (gimplify_body): Create and destroy nonlocal_vlas.
24859 * dwarf2out.c (loc_descr_plus_const): New function.
24860 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
24861 mem_loc_descriptor, loc_descriptor_from_tree_1,
24862 descr_info_loc, gen_variable_die): Use it.
24864 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
24865 !TREE_STATIC VAR_DECLs.
24866 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
24867 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
24868 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
24869 DECL_BY_REFERENCE is valid.
24870 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
24871 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
24872 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
24873 Copy DECL_BY_REFERENCE.
24874 (struct nesting_copy_body_data): New type.
24875 (nesting_copy_decl): New function.
24876 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
24877 if they have variable length.
24879 2009-04-26 Michael Matz <matz@suse.de>
24881 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
24882 mark new temporaries for renaming.
24884 2009-04-26 Joseph Myers <joseph@codesourcery.com>
24887 * c-decl.c (global_bindings_p): Return negative value.
24888 (c_variable_size): New. Based on variable_size from
24890 (grokdeclarator): Call c_variable_size not variable_size.
24892 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
24894 * config/i386/i386.c (print_operand) ['z']: Fix typo.
24896 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
24898 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
24899 Redefine it to just use mingw/include.
24900 (ASM_SPEC): Rules for -m32 and -m64.
24901 (LINK_SPEC): Use Likewise.
24902 (SPEC_32): New define.
24903 (SPEC_64): Likewise.
24904 (SUB_LINK_SPEC): Likewise.
24905 (MULTILIB_DEFAULTS): New define.
24906 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
24907 Add multilib options.
24908 (MULTILIB_DIRNAMES): Likewise.
24909 (MULTILIB_OSDIRNAMES): Likewise.
24910 (LIBGCC): Likewise.
24911 (INSTALL_LIBGCC): Likewise.
24913 2009-04-26 Joseph Myers <joseph@codesourcery.com>
24916 * c-tree.h (enum c_inline_static_type): New.
24917 (record_inline_static): Declare.
24918 * c-decl.c (struct c_inline_static, c_inline_statics,
24919 record_inline_static, check_inline_statics): New.
24920 (pop_file_scope): Call check_inline_statics.
24921 (start_decl): Call record_inline_static instead of pedwarning
24922 directly for static in inline function.
24923 * c-typeck.c (build_external_ref): Call record_inline_static
24924 instead of pedwarning directly for static referenced in inline
24927 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
24929 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
24930 not new but only being rescanned.
24931 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
24932 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
24933 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
24934 record_set_info, compute_set, grealloc): Remove.
24935 (recompute_all_luids): New function.
24936 (gcse_main): Don't compute sets, and don't do related memory
24937 allocations/free-ing. If something changed before the end of the
24938 pass, update LUIDs using recompute_all_luids.
24939 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
24940 (free_gcse_mem): Don't free it either.
24941 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
24942 Use the df insn LUIDs.
24943 (load_killed_in_block): Likewise.
24944 (compute_hash_table_work): Don't compute reg_set_in_block.
24945 (compute_transp): Use DF_REG_DEF_CHAINs.
24946 (local_cprop_pass): Don't use compute_sets and related functions.
24947 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
24948 Use get_max_uid() instead of max_cuid.
24949 (insert_insn_end_basic_block, pre_insert_copy_insn,
24950 update_ld_motion_stores): Don't try to
24951 keep reg_set tables up to date.
24952 (pre_insert_copies): Use df insn LUIDs.
24953 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
24954 (reg_set_info): Don't use extra bitmap argument.
24955 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
24956 information to compute regs_set_in_block.
24957 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
24958 (bypass_jumps): Don't use compute_sets and friends.
24960 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24963 * opts.c (undocumented_msg): Do not leave blank even with
24966 2009-04-25 Joseph Myers <joseph@codesourcery.com>
24968 * c-decl.c (build_enumerator): Allow values folding to integer
24969 constants but not integer constant expressions with a pedwarn if
24972 2009-04-25 Joseph Myers <joseph@codesourcery.com>
24975 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
24976 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
24977 type is an integer constant.
24979 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
24982 * config/i386/i386.c (print_operand) ['z']: Revert handling of
24985 2009-04-25 Joseph Myers <joseph@codesourcery.com>
24988 * c-decl.c (grokdeclarator): Diagnose declarations of functions
24989 with variably modified return type and no storage class
24990 specifiers, except for the case of nested functions. Distinguish
24991 extern declarations of functions with variably modified return
24992 types from those of objects with variably modified types.
24994 2009-04-25 Jan Hubicka <jh@suse.cz>
24996 * tree.c (list_equal_p): New function.
24997 * tree.h (list_equal_p): Declare.
24998 * coretypes.h (edge_def, edge, const_edge, basic_block_def
24999 basic_block_def, basic_block, const_basic_block): New.
25000 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
25001 (redirect_eh_edge): New function.
25002 (make_eh_edge_update_phi): EH edges are not abnormal.
25003 * except.c: Include tree-flow.h.
25004 (list_match): New function.
25005 (eh_region_replaceable_by_p): New function.
25006 (replace_region): New function.
25007 (hash_type_list): New function.
25008 (hash_eh_region): New function.
25009 (eh_regions_equal_p): New function.
25010 (merge_peers): New function.
25011 (remove_unreachable_regions): Verify EH tree when checking;
25013 (copy_eh_region_1): New function.
25014 (copy_eh_region): New function.
25015 (push_reachable_handler): New function.
25016 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
25017 regions without label but with live RESX.
25018 * except.h (redirect_eh_edge_to_label): New.
25019 * tree-flow.h (redirect_eh_edge): New.
25020 * coretypes.h (edge_def, edge, const_edge, basic_block_def
25021 basic_block_def, basic_block, const_basic_block): Remove.
25022 * Makefile.in (except.o): Add dependency on tree-flow.h
25023 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
25024 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
25027 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
25030 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
25031 on the destination of memcpy.
25033 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
25035 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
25036 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
25037 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
25039 2009-04-25 Jan Hubicka <jh@suse.cz>
25041 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
25042 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
25043 to be reached by different label than left.
25044 (update_eh_edges): Update comment; remove edge_to_remove if possible
25045 and return true if suceeded.
25046 (cleanup_empty_eh): Accept sharing map; handle shared regions.
25047 (cleanup_eh): Compute sharing map.
25048 * except.c (remove_eh_handler_and_replace): Add argument if we should
25050 (remove_unreachable_regions): Update for label sharing.
25051 (label_to_region_map): Likewise.
25052 (get_next_region_sharing_label): New function.
25053 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
25055 (remove_eh_handler): Update.
25056 (remove_eh_region_and_replace_by_outer_of): New function.
25057 * except.h (struct eh_region): Add next_region_sharing_label.
25058 (remove_eh_region_and_replace_by_outer_of,
25059 get_next_region_sharing_label): Declare.
25060 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
25062 2009-04-25 Jan Hubicka <jh@suse.cz>
25064 * tree-cfg.c (split_critical_edges): Split also edges where we can't
25065 insert code even if they are not critical.
25067 2009-04-25 Jan Hubicka <jh@suse.cz>
25069 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
25070 (gimple_can_remove_branch_p): EH edges won't remove branch by
25072 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
25073 updating of non-abnormal EH edges.
25074 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
25075 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
25076 (split_critical_edges): Split also edges where emitting code on them
25077 will lead to splitting later.
25079 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
25080 H.J. Lu <hongjiu.lu@intel.com>
25083 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
25084 the configured assembler supports fildq and fistpq mnemonics.
25085 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
25086 * configure: Regenerated.
25087 * config.in: Ditto.
25089 * config/i386/i386.c (print_operand): Handle 'Z'.
25090 ['z']: Remove handling of special fild/fist suffixes.
25091 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
25092 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
25093 suffix of fild insn.
25094 (*floatsi<mode>2_vector_mixed): Ditto.
25095 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
25096 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
25097 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
25098 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
25099 * config/i386/gas.h (GAS_MNEMONICS): Remove.
25101 2009-04-25 Ben Elliston <bje@au.ibm.com>
25103 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
25104 the source of a set operation.
25106 2009-04-25 Anatoly Sokolov <aesok@post.ru>
25108 * target.h (struct gcc_target): Add case_values_threshold field.
25109 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
25110 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
25111 * targhooks.c (default_case_values_threshold): New function.
25112 * targhooks.h (default_case_values_threshold): Declare function.
25113 * stmt.c (expand_case): Use case_values_threshold target hook.
25114 * expr.h (case_values_threshold): Remove declartation.
25115 * expr.c (case_values_threshold): Remove function.
25116 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
25118 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
25119 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
25120 (avr_case_values_threshold): Declare as static.
25121 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
25123 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
25124 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
25125 (mn10300_case_values_threshold): New function.
25127 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
25129 * ira.c (setup_cover_and_important_classes): Add enum cast.
25131 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
25133 * genpreds.c (write_enum_constraint_num): Output definition of
25134 CONSTRAINT_NUM_DEFINED_P macro.
25135 * ira.c (setup_cover_and_important_classes): Use
25136 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
25138 2009-04-24 DJ Delorie <dj@redhat.com>
25140 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
25141 __SH2A_SINGLE_ONLY__ also.
25143 2009-04-24 Steve Ellcey <sje@cup.hp.com>
25145 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
25146 (movdf_internal): Ditto.
25147 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
25148 SFmode and DFmode constants.
25149 (ia64_print_operand): Add 'G' format for printing
25150 floating point constants.
25152 2009-04-24 Richard Guenther <rguenther@suse.de>
25154 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
25155 from unsigned additions.
25157 2009-04-24 Joseph Myers <joseph@codesourcery.com>
25159 * c-typeck.c (set_init_index): Allow array designators that are
25160 not integer constant expressions with a pedwarn if pedantic.
25162 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
25164 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
25165 zero if no overlap in nonzero bits between the operands.
25167 2009-04-24 Ian Lance Taylor <iant@google.com>
25169 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
25170 (record_dead_and_set_regs): Likewise.
25171 * df.h (struct df_mw_hardreg): Change flags field to int.
25172 (struct df_base_ref): Likewise.
25173 (struct df): Change changeable_flags field to int.
25174 * df-scan.c (df_defs_record): Change clobber_flags to int.
25175 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
25176 constants rather than #define macros.
25177 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
25178 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
25179 (enum dwarf_calling_convention): Likewise.
25180 (enum dwarf_line_number_x_ops): Likewise.
25181 (enum dwarf_call_frame_info): Likewise.
25182 (enum dwarf_source_language): Likewise.
25183 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
25184 (add_calling_convention_attribute): Likewise.
25185 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
25186 (combine_comparisons): Change compcode to int. Add cast to enum type.
25187 * genrecog.c (maybe_both_true_2): Change c to int.
25188 (write_switch): Likewise. Add cast to enum type.
25189 * gimplify.c (gimplify_omp_for): Handle return values from
25190 gimplify_expr using MIN rather than bitwise or.
25191 (gimplify_expr): Add cast to enum type.
25192 * ipa-prop.c (update_jump_functions_after_inlining): Change
25193 IPA_BOTTOM to IPA_JF_UNKNOWN.
25194 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
25195 Add casts to enum type.
25196 (setup_cover_and_important_classes): Change cl to int. Add casts
25198 (setup_class_translate): Change cl and mode to int.
25199 (ira_init_once): Change mode to int.
25200 (free_register_move_costs): Likewise.
25201 (setup_prohibited_mode_move_regs): Add casts to enum type.
25202 * langhooks.c (add_builtin_function_common): Rework assertion that
25203 value fits bitfield.
25204 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
25205 * omega.c (omega_do_elimination): Avoid math on enum types.
25206 * optabs.c (expand_vec_shift_expr): Remove casts to int.
25207 * opts.c (set_debug_level): Change 2 to enum constant. Use new
25208 int local to handle integral_argment value.
25209 * regmove.c (try_auto_increment): Change PUT_MODE to
25211 * reload.c (push_secondary_reload): Add casts to enum type.
25212 (secondary_reload_class, find_valid_class): Likewise.
25213 * reload1.c (emit_input_reload_insns): Likewise.
25214 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
25215 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
25216 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
25218 * tree.c (build_common_builtin_nodes): Add casts to enum type.
25219 * tree-complex.c (complex_lattice_t): Typedef to int rather than
25221 (expand_complex_libcall): Add casts to enum type.
25222 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
25223 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
25224 with ERROR_MARK, not NUM_TREE_CODES.
25225 (vect_create_epilog_for_reduction): Likewise.
25226 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
25227 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
25228 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
25230 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
25231 vect_unused_in_loop. Change 0 to loop_vect.
25232 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
25233 * var-tracking.c (get_init_value): Change return type to enum
25235 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
25236 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
25238 (arm_override_options): Add casts to enum type.
25239 (arm_emit_tls_decoration): Likewise.
25240 * config/i386/i386.c (ix86_function_specific_restore): Add casts
25242 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
25243 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
25244 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
25246 * config/s390/s390.c (code_for_builtin_64): Change to array of
25248 (code_for_builtin_31): Likewise.
25249 (s390_expand_builtin): Change code_for_builtin to enum insn_code
25251 * config/sparc/sparc.c (sparc_override_options): Change value
25252 field in struct code_model to enum cmodel. In initializer change
25253 0 to NULL and add cast to enum type.
25255 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
25256 Change all callers. Issue a -Wc++-compat warning using
25257 lhs_origtype if necessary.
25258 (convert_for_assignment): Issue -Wc++-compat warnings about
25259 invalid conversions to enum type on assignment.
25260 * c-common.h (build_modify_expr): Update declaration.
25262 2009-04-24 Nick Clifton <nickc@redhat.com>
25264 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
25265 (function_arg_advance): Likewise.
25266 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
25269 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
25271 * config/s390/constraints.md ('I', 'J'): Fix condition.
25273 2009-04-24 Diego Novillo <dnovillo@google.com>
25275 * gengtype-parse.c (parse_error): Add newline after message.
25277 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
25279 * config/i386/sse.md (avxmodesuffixs): Removed.
25280 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
25281 (*avx_pinsr<ssevecsize>): This.
25283 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
25285 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
25286 follow chains of regs with a single definition, and allow expressions
25287 that are function_invariant_p.
25288 (simple_rhs_p): Allow expressions that are function_invariant_p.
25290 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
25292 PR middle-end/39867
25293 * fold-const.c (fold_cond_expr_with_comparison): When folding
25294 > and >= to MAX, make sure the MAX uses the same type as the
25295 comparison's operands.
25297 2009-04-24 Nick Clifton <nickc@redhat.com>
25299 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
25300 addressing for DImode accesses.
25301 (frv_print_operand_address): Handle PLUS case.
25302 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
25304 2009-04-24 Jakub Jelinek <jakub@redhat.com>
25306 PR rtl-optimization/39794
25307 * alias.c (canon_true_dependence): Add x_addr argument.
25308 * rtl.h (canon_true_dependence): Adjust prototype.
25309 * cse.c (check_dependence): Adjust canon_true_dependence callers.
25310 * cselib.c (cselib_invalidate_mem): Likewise.
25311 * gcse.c (compute_transp): Likewise.
25312 * dse.c (scan_reads_nospill): Likewise.
25313 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
25314 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
25315 canon_base_addr of the group, plus optional offset.
25316 (struct group_info): Rename canon_base_mem to
25318 (get_group_info): Set canon_base_addr to canon_rtx of base, not
25319 canon_rtx of base_mem.
25321 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
25323 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
25324 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
25326 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25328 * config/spu/spu-builtins.h: Delete file.
25330 * config/spu/spu.h (enum spu_builtin_type): Move here from
25332 (struct spu_builtin_description): Likewise. Add GTY marker.
25333 Do not use enum spu_function_code or enum insn_code.
25334 (spu_builtins): Add extern declaration.
25336 * config/spu/spu.c: Do not include "spu-builtins.h".
25337 (enum spu_function_code, enum spu_builtin_type_index,
25338 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
25339 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
25340 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
25341 unsigned_V2DI_type_node): Move here from spu-builtins.h.
25342 (spu_builtin_types): Make static. Add GTY marker.
25343 (spu_builtins): Add extern declaration with GTY marker.
25344 Include "gt-spu.h".
25346 * config/spu/spu-c.c: Do not include "spu-builtins.h".
25347 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
25348 Check programmatically whether all parameters are scalar.
25350 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
25352 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
25354 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
25355 assignment from the constructor either if the target is volatile.
25357 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
25359 * config/arm/arm.md (insv): Do not share operands[0].
25361 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
25363 * config/vxlib-tls.c (active_tls_threads): Delete.
25364 (delete_hook_installed): New.
25365 (tls_delete_hook): Don't delete the delete hook.
25366 (tls_destructor): Delete it here.
25367 (__gthread_set_specific): Adjust installing the delete hook.
25368 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
25369 __gthread_leave_tsd_dtor_context.
25371 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
25373 * c-format.c (gcc_tdiag_char_table): Add support for %E.
25375 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
25377 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
25379 (alpha_rtx_costs): Ditto.
25380 (emit_unlikely_jump): Use add_reg_note.
25381 (emit_frame_store_1): Ditto.
25382 (alpha_expand_prologue): Ditto.
25383 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
25384 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
25386 2009-04-23 Nick Clifton <nickc@redhat.com>
25388 * config/v850/v850.md (epilogue): Remove suppressed code.
25389 (return): Rename to return_simple and remove test of frame size.
25390 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
25391 to gen_return_simple.
25393 2009-04-22 Jing Yu <jingyu@google.com>
25396 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
25398 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
25401 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
25402 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
25403 value is a VECTOR_CST, the element type is the element type of the
25406 2009-04-22 DJ Delorie <dj@redhat.com>
25408 * config/m32c/m32c.h: Update GTY annotations to new syntax.
25410 2009-04-22 Jakub Jelinek <jakub@redhat.com>
25412 * alias.c (find_base_term): Move around LO_SUM case, so that
25413 CONST falls through into PLUS/MINUS handling.
25416 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
25417 into 0, use omit_one_operand.
25419 2009-04-23 Ben Elliston <bje@au.ibm.com>
25421 * config/rs6000/linux-unwind.h (get_regs): Remove type
25422 puns. Change the type of `pc' to an array of unsigned ints and
25423 update all users. Constify frame24.
25425 2009-04-22 DJ Delorie <dj@redhat.com>
25427 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
25428 declarations before code.
25429 (current_function_special_page_vector): Likewise.
25430 (m32c_expand_insv): Silence a warning.
25432 2009-04-21 Taras Glek <tglek@mozilla.com>
25434 * alias.c: Update GTY annotations to new syntax.
25435 * basic-block.h: Likewise.
25436 * bitmap.h: Likewise.
25437 * c-common.h: Likewise.
25438 * c-decl.c: Likewise.
25439 * c-parser.c: Likewise.
25440 * c-pragma.c: Likewise.
25441 * c-tree.h: Likewise.
25442 * cfgloop.h: Likewise.
25443 * cgraph.h: Likewise.
25444 * config/alpha/alpha.c: Likewise.
25445 * config/arm/arm.h: Likewise.
25446 * config/avr/avr.h: Likewise.
25447 * config/bfin/bfin.c: Likewise.
25448 * config/cris/cris.c: Likewise.
25449 * config/darwin.c: Likewise.
25450 * config/frv/frv.c: Likewise.
25451 * config/i386/i386.c: Likewise.
25452 * config/i386/i386.h: Likewise.
25453 * config/i386/winnt.c: Likewise.
25454 * config/ia64/ia64.h: Likewise.
25455 * config/iq2000/iq2000.c: Likewise.
25456 * config/mips/mips.c: Likewise.
25457 * config/mmix/mmix.h: Likewise.
25458 * config/pa/pa.c: Likewise.
25459 * config/pa/pa.h: Likewise.
25460 * config/rs6000/rs6000.c: Likewise.
25461 * config/s390/s390.c: Likewise.
25462 * config/sparc/sparc.c: Likewise.
25463 * config/xtensa/xtensa.c: Likewise.
25464 * cselib.h: Likewise.
25465 * dbxout.c: Likewise.
25466 * dwarf2out.c: Likewise.
25467 * except.c: Likewise.
25468 * except.h: Likewise.
25469 * fixed-value.h: Likewise.
25470 * function.c: Likewise.
25471 * function.h: Likewise.
25472 * gimple.h: Likewise.
25473 * integrate.c: Likewise.
25474 * optabs.c: Likewise.
25475 * output.h: Likewise.
25476 * real.h: Likewise.
25478 * stringpool.c: Likewise.
25479 * tree-data-ref.c: Likewise.
25480 * tree-flow.h: Likewise.
25481 * tree-scalar-evolution.c: Likewise.
25482 * tree-ssa-address.c: Likewise.
25483 * tree-ssa-alias.h: Likewise.
25484 * tree-ssa-operands.h: Likewise.
25485 * tree.c: Likewise.
25486 * tree.h: Likewise.
25487 * varasm.c: Likewise.
25488 * varray.h: Likewise.
25490 * coretypes.h: Do not define GTY macro if it is already defined.
25491 * doc/gty.texi: Update GTY documentation to new syntax.
25492 * gengtype-lex.l: Enforce attribute-like syntax for GTY
25493 annotations on structs.
25494 * gengtype-parse.c: Likewise.
25496 2009-04-22 Mark Heffernan <meheff@google.com>
25498 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
25500 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
25502 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
25505 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
25507 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
25508 the same as a PLUS without a shift. Increase the cost of a
25511 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25513 * Makefile.in: Update dependencies.
25514 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
25515 * errors.h: Remove bogus comment about compatibility.
25516 (warning): Update declaration.
25517 * genautomata.c: Update all calls to warning.
25518 * gimple.c: Do not include errors.h. Include toplev.h.
25519 * tree-ssa-structalias.c: Do not include errors.h.
25520 * omega.c: Likewise.
25521 * tree-ssa-reassoc.c: Likewise.
25522 * config/spu/spu-c.c: Likewise.
25523 * config/spu/t-spu-elf: Update dependencies.
25525 2009-04-22 Richard Guenther <rguenther@suse.de>
25527 PR tree-optimization/39824
25528 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
25529 make sure the types are compatible.
25531 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25534 * c-common.c (c_parse_error): Take a token_flags parameter.
25535 Use token_type for the token type instead.
25536 Pass token_flags to cpp_type2name.
25537 * c-common.h (c_parse_error): Update declaration.
25538 * c-parser.c (c_parser_error): Pass 0 as token flags.
25540 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
25542 PR rtl-optimization/39580
25543 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
25545 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25547 * function.c (expand_function_end): Do not emit a jump to the "naked"
25548 return label for fall-through returns.
25549 * except.c (sjlj_emit_function_exit): Always place the call to the
25550 unregister function at the location installed by expand_function_end.
25552 2009-04-22 Richard Guenther <rguenther@suse.de>
25554 PR tree-optimization/39845
25555 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
25556 (gen_inbound_check): Likewise.
25558 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
25560 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
25562 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
25563 * config/vxlib.c (__gthread_once): Add race guard for PPC.
25565 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
25567 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
25568 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
25569 shift counts to avoid out-of-bounds array accesses.
25571 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
25573 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
25574 (Pmode): Move above.
25576 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
25578 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
25579 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
25580 GET_CODE macro. Use IN_RANGE macro where appropriate.
25581 * config/alpha/alpha.h: Ditto.
25582 * config/alpha/alpha.md: Ditto.
25583 * config/alpha/constraints.md: Ditto.
25584 * config/alpha/predicates.md: Ditto.
25586 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
25588 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
25589 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25590 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25591 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25592 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25593 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25594 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25595 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25596 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25597 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25598 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25599 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25600 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25601 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25602 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25603 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25604 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25605 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25606 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25607 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25608 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25609 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25610 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25611 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25612 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25613 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25614 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25616 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
25618 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
25619 references from comments.
25620 * cfgbuild.c (count_basic_blocks): Delete.
25621 (find_basic_blocks_1): Delete.
25622 (find_basic_blocks): Delete.
25623 * except.c (finish_eh_generation): Make static. Move comment from
25624 except.h here. Remove find_basic_blocks references from comments.
25625 * except.h (finish_eh_generation): Delete.
25626 * basic-block.h (find_basic_blocks): Delete.
25627 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
25629 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
25631 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
25632 (sdbout_parms): Likewise.
25634 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
25636 * config/sh/sh.c (prepare_cbranch_operands): Use
25637 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
25638 (expand_cbranchdi4): Likewise.
25639 (from_compare): Add cast to enum type.
25640 (expand_cbranchsi4): Use add_reg_note.
25641 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
25642 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
25643 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
25644 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
25645 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
25646 instead of CODE_FOR_nothing.
25647 (cbranchdi4): Likewise. Fix the order of arguments for
25649 (push_fpscr): Use add_reg_note.
25650 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
25651 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
25653 2009-04-21 Joseph Myers <joseph@codesourcery.com>
25655 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
25656 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
25657 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
25658 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
25659 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
25660 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
25661 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
25662 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
25663 config/alpha/x-vms, config/arc/t-arc,
25664 config/arm/README-interworking, config/arm/arm-c.c,
25665 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
25666 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
25667 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
25668 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
25669 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
25670 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
25671 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
25672 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
25673 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
25674 config/cris/t-elfmulti, config/crx/t-crx,
25675 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
25676 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
25677 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
25678 config/h8300/t-h8300, config/i386/athlon.md,
25679 config/i386/darwin-libgcc.10.4.ver,
25680 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
25681 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
25682 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
25683 config/i386/t-linux64, config/i386/t-nwld,
25684 config/i386/t-rtems-i386, config/i386/t-sol2-10,
25685 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
25686 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
25687 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
25688 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
25689 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
25690 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
25691 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
25692 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
25693 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
25694 config/m68k/t-uclinux, config/mcore/t-mcore,
25695 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
25696 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
25697 config/mips/crtn.asm, config/mips/irix-crti.asm,
25698 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
25699 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
25700 config/mips/mips-fixed.md, config/mips/sb1.md,
25701 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
25702 config/mips/t-iris6, config/mips/t-isa3264,
25703 config/mips/t-libgcc-mips16, config/mips/t-linux64,
25704 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
25705 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
25706 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
25707 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
25708 config/mn10300/t-linux, config/mn10300/t-mn10300,
25709 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
25710 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
25711 config/picochip/libgccExtras/clzsi2.asm,
25712 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
25713 config/rs6000/darwin-libgcc.10.4.ver,
25714 config/rs6000/darwin-libgcc.10.5.ver,
25715 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
25716 config/rs6000/t-aix43, config/rs6000/t-aix52,
25717 config/rs6000/t-darwin, config/rs6000/t-fprules,
25718 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
25719 config/rs6000/t-lynx, config/rs6000/t-netbsd,
25720 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
25721 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
25722 config/rs6000/t-rtems, config/rs6000/t-spe,
25723 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
25724 config/score/t-score-elf, config/sh/divcost-analysis,
25725 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
25726 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
25727 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
25728 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
25729 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
25730 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
25731 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
25732 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
25733 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
25734 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
25735 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
25736 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
25737 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
25738 limitx.h, version.c, xcoff.h: Add copyright and license notices.
25739 * config/h8300/genmova.sh: Include copyright and license notices
25740 in generated output.
25741 * config/h8300/mova.md: Regenerate.
25742 * doc/install.texi2html: Include word "Copyright" in copyright
25743 notice and use name "Free Software Foundation, Inc.".
25744 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
25745 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
25746 ChangeLog-2007, ChangeLog-2008: Correct dates.
25748 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
25750 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
25751 NE_EXPR operations as well.
25752 * c-parser.c (c_parser_condition): Do not set location information on
25754 (c_parser_conditional_expression): Likewise.
25755 (c_parser_binary_expression): Set location information on operators.
25756 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
25757 TRUTH_NOT_EXPR has been folded.
25758 * fold-const.c (fold_truth_not_expr): Copy location information from
25759 the incoming expression to the outgoing one.
25760 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
25761 recursive calls on the LHS of the operator but pass that of the
25762 operator to recursive calls on the RHS of the operator. Set it
25764 (shortcut_cond_expr): Set the locus of the operator on the second
25765 COND_EXPR and that of the expression on the first in degenerate cases.
25766 Pass the locus of the expression to calls to shortcut_cond_r.
25767 Set the locus of the 'then' block on the associated jump, if any.
25768 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
25769 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
25770 expression to call to gimplify_boolean_expr.
25772 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
25774 * config.gcc: Add additional configuration for
25775 i686-w64-mingw* and x86_64-w64-mingw* triplet.
25776 * config/i386/mingw-w64.h: New mingw-w64 specific header.
25777 (CPP_SPEC): Redefine for allowing -municode option.
25778 (STARTFILE_SPEC): Likewise.
25779 * config/i386/t-mingw-w64: New.
25780 * config/i386/mingw-w64.opt: New.
25781 (municode): Add new target option.
25782 * doc/invoke.texi (municode): Add documentation for new option.
25784 2009-04-21 Ian Lance Taylor <iant@google.com>
25786 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
25787 Correct test for number of arguments.
25788 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
25790 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
25792 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
25793 argument of emit_library_call.
25795 2009-04-21 Richard Guenther <rguenther@suse.de>
25797 PR middle-end/39829
25798 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
25799 inside VIEW_CONVERT_EXPRs.
25801 2009-04-21 Martin Jambor <mjambor@suse.cz>
25803 * tree-switch-conversion.c (build_constructors): Split a long line.
25804 (constructor_contains_same_values_p): New function.
25805 (build_one_array): Create assigns of constants if possible, do not
25806 call mark_sym_for_renaming, call update_stmt.
25807 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
25808 make_rename_temp. Do not call mark_symbols_for_renaming, call
25810 (gen_def_assigns): Do not call mark_symbols_for_renaming or
25811 find_new_referenced_vars, call update_stmt.
25812 (gen_inbound_check): Use create_tmp_var and create ssa names manually
25813 instead of calling make_rename_temp. Do not call
25814 find_new_referenced_vars or mark_symbols_for_renaming, call
25817 2009-04-21 Richard Guenther <rguenther@suse.de>
25819 PR tree-optimization/39827
25820 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
25821 (tree_ssa_phiprop): Pass the correct array size.
25823 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
25825 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
25827 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
25830 * c-typeck.c (lvalue_p): Move declaration ...
25831 * c-common.h (lvalue_p): ... to here.
25832 * c-common.c (candidate_equal_p): New.
25833 (add_tlist): Use it.
25834 (merge_tlist): Use it.
25835 (warn_for_collisions_1): Likewise.
25836 (warning_candidate_p): Accept more candidates.
25837 (verify_tree): A warning candidate can be an expression. Use
25840 2009-04-21 Ben Elliston <bje@au.ibm.com>
25843 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
25844 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
25845 options. Remove -mcall-solaris documentation.
25847 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25850 * doc/invoke.texi (-Wlong-long): Update description.
25851 * c-lex (interpret_integer): Only warn if there was no previous
25852 overflow and -Wlong-long is enabled.
25853 * c-decl.c (declspecs_add_type): Drop redundant flags.
25854 * c.opt (Wlong-long): Init to -1.
25855 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
25856 and front-end warn_long_long. Wlong-long only depends on other
25857 flags if it is uninitialized.
25858 * c-parser.c (disable_extension_diagnostics): warn_long_long is
25859 the same for CPP and FE.
25860 (restore_extension_diagnostics): Likewise.
25862 2009-04-20 Ian Lance Taylor <iant@google.com>
25864 Fix enum conversions which are invalid in C++:
25865 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
25866 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
25867 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
25868 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
25869 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
25870 (dbxout_parms): Likewise.
25871 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
25872 (df_clear_flags): Likewise.
25873 * df-problems.c (df_rd_bb_local_compute_process_def): Change
25874 top_flag parameter to int.
25875 (df_chain_create_bb_process_use): Likewise.
25876 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
25878 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
25879 (df_ref_create_structure, df_def_record_1): Likewise.
25880 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
25881 (df_notes_rescan): Change 0 to VOIDmode in function call.
25882 (df_get_call_refs, df_insn_refs_collect): Likewise.
25883 (df_bb_regs_collect): Likewise.
25884 (df_entry_block_defs_collect): Likewise.
25885 (df_exit_block_uses_collect): Likewise.
25886 * df.h: Update declarations.
25887 * double-int.c (double_int_divmod): Add cast to enum type.
25888 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
25889 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
25890 (based_loc_descr): Likewise.
25891 (loc_descriptor_from_tree_1): Change first_op and second_op to
25892 enum dwarf_location_atom. Add cast to enum type.
25893 * expmed.c (init_expmed): Change 0 to SET in function call.
25894 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
25895 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
25896 (do_store_flag): Likewise.
25897 * fixed-value.h (struct fixed_value): Change mode to enum
25899 * function.c (assign_parms): Change 0 to VOIDmode in function call.
25900 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
25902 (insert_insn_decl, insert_decl, insert_state): Likewise.
25903 (automata_list_finish): Likewise.
25904 * genrecog.c (process_define_predicate): Add cast to enum type.
25905 * gensupport.c (init_predicate_table): Add cast to enum type.
25906 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
25908 (gimple_build_call_1, gimple_build_label): Likewise.
25909 (gimple_build_goto, gimple_build_asm_1): Likewise.
25910 (gimple_build_switch_1, gimple_build_cdt): Likewise.
25911 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
25912 (enum fallback): Rename from enum fallback_t.
25913 (fallback_t): Typedef as int.
25914 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
25915 GSI_SAME_STMT in function call.
25916 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
25918 (setup_reg_class_relations): Likewise.
25919 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
25920 (setup_prohibited_class_mode_regs): Add cast to enum type.
25921 (setup_prohibited_mode_move_regs): Likewise.
25922 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
25923 (record_address_regs): Change i to enum reg_class.
25924 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
25925 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
25926 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
25927 (GET_MODE_2XWIDER_MODE): Likewise.
25928 (GET_CLASS_NARROWEST_MODE): Likewise.
25929 * omp-low.c (expand_omp_for): Add cast to enum type.
25930 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
25931 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
25932 * postreload.c (reload_cse_simplify_operands): Change rclass local
25934 * predict.c (combine_predictions_for_insn): Change best_predictor
25935 and predictor to enum br_predictor.
25936 (combine_predictions_for_bb): Likewise.
25937 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
25938 use SET_PREDICT_EXPR_OUTCOME.
25939 * real.c (real_arithmetic): Change icode to code in function call.
25940 * reginfo.c (init_move_cost): Add casts to enum type.
25941 (init_reg_sets_1, init_fake_stack_mems): Likewise.
25942 * regmove.c (regclass_compatible_p): Change class0 and class1 to
25944 * reload.c (find_valid_class): Add casts to enum type.
25945 (push_reload): Change 0 to NO_REGS in function call.
25946 (find_reloads): Change this_alternative to array of enum
25947 reg_class. Remove some now-unnecessary casts.
25948 (make_memloc): Change 0 to VOIDmode in function call.
25949 * reload1.c (reload): Change 0 to VOIDmode in function call.
25950 (eliminate_regs_1, elimination_effects): Likewise.
25951 (eliminate_regs_in_insn): Likewise.
25952 (emit_input_reload_insns): Add cast to enum type.
25953 (delete_output_reload): Change 0 to VOIDmode in function call.
25954 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
25955 to enum type in function call.
25956 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
25957 (SET_PREDICT_EXPR_OUTCOME): Define.
25958 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
25959 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
25960 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
25961 (dump_function): Likewise.
25962 * tree-dump.h: Update declarations.
25963 * tree-pass.h: Update declarations.
25964 * varasm.c (assemble_integer): Change mclass to enum mode_class.
25965 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
25967 (arm_rtx_costs_1): Correct parenthesization.
25968 (arm_rtx_costs): Add casts to enum type.
25969 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
25970 (vfp_emit_fstmd): Use add_rg_note.
25971 (emit_multi_reg_push, emit_sfm): Likewise.
25972 (thumb_set_frame_pointer): Likewise.
25973 (arm_expand_prologue): Likewise.
25974 (arm_regno_class): Change return type to enum reg_class.
25975 (thumb1_expand_prologue): Use add_reg_note.
25976 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
25977 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
25979 * config/arm/gentune.sh: Add cast to enum type.
25980 * config/arm/arm-tune.md: Rebuild.
25981 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
25982 (ix86_split_fp_branch, predict_jump): Likewise.
25983 (ix86_expand_multi_arg_builtin): Change sub_code from enum
25984 insn_code to enum rtx_code.
25985 (ix86_builtin_vectorized_function): Add cast to enum type.
25986 * config/i386/i386.md (truncdfsf2): Change slot to enum
25988 (truncxf<mode>2, isinf<mode>2): Likewise.
25989 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
25991 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
25992 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
25993 (insert_bundle_state): Change 1 to INSERT in function call.
25994 (ia64_add_bundle_selector_before): Likewise.
25995 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
25996 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
25997 (restore_stack_nonlocal): Likewise.
25998 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
26000 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
26002 (mips_rtx_costs): Likewise.
26003 (mips_override_options): Add casts to enum type.
26004 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
26006 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
26007 (store_reg, set_reg_plus_d): Likewise.
26008 (hppa_expand_prologue, hppa_profile_hook): Likewise.
26009 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
26011 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
26013 (emit_unlikely_jump): Use add_reg_note.
26014 (rs6000_emit_allocate_stack): Likewise.
26015 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
26016 (output_toc): Change 1 to INSERT in function call.
26017 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
26018 (rs6000_initialize_trampoline): Likewise.
26019 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
26021 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
26022 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
26023 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
26024 (save_gprs): Use add_reg_note.
26025 (s390_emit_prologue): Likewise.
26026 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
26027 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
26028 (sparc_fold_builtin): Add cast to enum type.
26029 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
26031 (spu_expand_prologue): Use add_reg_note.
26032 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
26034 2009-04-20 Ian Lance Taylor <iant@google.com>
26036 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
26037 (c_parser_postfix_expression_after_primary): Get VEC for list of
26038 arguments. Get original types of arguments. Call
26039 build_function_call_vec.
26040 (cached_expr_list_1, cached_expr_list_2): New static variables.
26041 (c_parser_expr_list): Change return type to VEC *. Add
26042 p_orig_types parameter. Change all callers.
26043 (c_parser_release_expr): New static function.
26044 (c_parser_vec_to_tree_list): New static function.
26045 * c-typeck.c (build_function_call): Rewrite to build a VEC and
26046 call build_function_call_vec.
26047 (build_function_call_vec): New function, based on old
26048 build_function_call.
26049 (convert_arguments): Remove nargs and argarray parameters. Change
26050 values to a VEC. Add origtypes parameter.
26051 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
26052 (convert_for_assignment): Add origtype parameter. Change all
26053 callers. If warn_cxx_compat, check for conversion to an enum
26054 type when calling a function.
26055 (store_init_value): Add origtype parameter. Change all callers.
26056 (digest_init): Likewise.
26057 (struct init_node): Add origtype field.
26058 (add_pending_init): Add origtype parameter. Change all callers.
26059 (output_init_element): Likewise.
26060 (output_pending_init_elements): Pass origtype from init_node to
26061 output_init_element.
26062 (process_init_element): Pass origtype from c_expr to
26063 output_init_element.
26064 (c_finish_return): Add origtype parameter. Change all callers.
26065 * c-common.c (sync_resolve_size): Change params to VEC *. Change
26067 (sync_resolve_params): Likewise.
26068 (sync_resolve_return): Change params to first_param. Change caller.
26069 (resolve_overloaded_builtins): Change params to VEC *. Change
26070 callers. Save first parameter around call to build_function_call_vec.
26071 * c-decl.c (finish_decl): Add origtype parameter. Change all
26072 callers. Call build_function_call_vec rather than
26073 build_function_call for cleanup.
26074 * c-tree.h: Update declarations.
26075 * c-common.h: Update declarations.
26076 * stub-objc.c (objc_rewrite_function_call): Change parameter from
26077 params to first_param.
26078 * target.h (struct gcc_target): Change resolve_overloaded_builtin
26079 params parameter from tree to void *.
26080 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
26081 Change arglist parameter to have type void *, and to be a pointer
26083 * config/rs6000/rs6000-protos.h
26084 (altivec_resolve_overloaded_builtin): Update declaration.
26085 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
26086 fnargs parameter to have type void *, and to be a pointer to a
26087 VEC. Call build_function_call_vec instead of
26088 build_function_call.
26089 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
26091 2009-04-20 Joey Ye <joey.ye@intel.com>
26092 Xuepeng Guo <xuepeng.guo@intel.com>
26093 H.J. Lu <hongjiu.lu@intel.com>
26095 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
26097 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
26098 (IX86_LEA_PRIORITY): Likewise.
26099 (distance_non_agu_define): New function.
26100 (distance_agu_use): Likewise.
26101 (ix86_lea_for_add_ok): Likewise.
26102 (ix86_dep_by_shift_count): Likewise.
26104 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
26105 should split for LEA.
26107 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
26109 (ix86_dep_by_shift_count): Likewise.
26111 2009-04-20 Richard Guenther <rguenther@suse.de>
26113 * expr.c (handled_component_p): Move ...
26114 * tree.h (handled_component_p): ... here.
26115 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
26116 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
26117 and REALPART_EXPR to be in one group.
26119 2009-04-20 Richard Guenther <rguenther@suse.de>
26121 * basic-block.h (get_all_dominated_blocks): Declare.
26122 * dominance.c (get_all_dominated_blocks): New function.
26123 * tree-cfg.c (get_all_dominated_blocks): Remove.
26124 (remove_edge_and_dominated_blocks): Adjust.
26125 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
26126 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
26127 instead of recursing.
26129 2009-04-20 Doug Kwan <dougkwan@google.com>
26131 * cgraph.h (cgraph_node_ptr): New type for vector functions.
26132 (struct cgraph_node_set_def): New type.
26133 (cgraph_node_set) New type. Also declare vector functions.
26134 (struct cgraph_node_set_element_def): New type.
26135 (cgraph_node_set_element): Ditto.
26136 (cgraph_node_set_iterator): New iterator type.
26137 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
26138 cgraph_node_set_remove, dump_cgraph_node_set,
26139 debug_cgraph_node_set): New prototypes.
26140 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
26141 cgraph_node_set_size): New inlines.
26142 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
26143 including cgraph.h.
26144 (struct ipa_opt_pass): Add struct cgraph_node_set_def
26145 argument to function 'write_summary'.
26146 * ipa.c: Include ggc.h.
26147 (hash_cgraph_node_set_element,
26148 eq_cgraph_node_set_element, cgraph_node_set_new,
26149 cgraph_node_set_add, cgraph_node_set_remove,
26150 cgraph_node_set_find, dump_cgraph_node_set,
26151 debug_cgraph_node_set): New functions.
26152 * Makefile.in (ipa.o): Add dependency on GGC_H.
26154 2009-04-20 Ira Rosen <irar@il.ibm.com>
26156 PR tree-optimization/39675
26157 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
26158 check of the return code of vect_schedule_slp. Check that
26159 stmt_vec_info still exists for the statement, before checking its
26160 vectorization type.
26162 2009-04-20 Michael Matz <matz@suse.de>
26164 * Makefile.in (generated_files): Take out $(simple_generated_c).
26166 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
26168 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
26169 (UINTPTR_TYPE): Likewise.
26171 2009-04-19 Joseph Myers <joseph@codesourcery.com>
26174 * c-typeck.c (digest_init): Check for initializing an array with a
26177 2009-04-19 Joseph Myers <joseph@codesourcery.com>
26180 * c-semantics.c (pop_stmt_list): Propagate
26181 STATEMENT_LIST_HAS_LABEL to parent statement list.
26183 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
26185 * config/mips/mips.h (mips_tune_attr): New macro.
26186 * config/mips/mips.md (cpu): Use it.
26188 2009-04-19 Joseph Myers <joseph@codesourcery.com>
26191 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
26194 2009-04-19 Diego Novillo <dnovillo@google.com>
26196 * toplev.c (compile_file): Move call to coverage_finish ...
26197 * cgraphunit.c (ipa_passes): ... here.
26198 Call cgraph_process_new_functions.
26199 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
26200 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
26202 2009-04-19 Jan Hubicka <jh@suse.cz>
26204 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
26206 (dump_cgraph_node): Dump can throw external flag.
26207 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
26209 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
26213 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
26214 * common.opt (Wlogical-op): Move from here...
26215 * c.opt (Wlogical-op): ... to here.
26216 * c-typeck.c (parser_build_binary_op): Update call to
26217 warn_logical_operator.
26218 * c-opts.c (c_common_post_options): Enable warn_logical_op with
26220 * c-common.c (warn_logical_op): Update.
26221 * c-common.h (warn_logical_op): Update declaration.
26223 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
26225 * tree.c (protected_set_expr_location): Fix formatting.
26227 2009-04-18 Joseph Myers <joseph@codesourcery.com>
26230 * c-typeck.c (readonly_warning): new.
26231 (build_unary_op, build_modify_expr): Use readonly_warning for
26232 storing into something readonly but not const-qualified.
26234 2009-04-18 Joseph Myers <joseph@codesourcery.com>
26237 * c-typeck.c (build_unary_op): Check for taking address of
26238 expression of type void.
26240 2009-04-18 Joseph Myers <joseph@codesourcery.com>
26243 * c-typeck.c (build_function_call): Check for calling a function
26244 with qualified void return types. Call require_complete_type when
26247 2009-04-18 Jan Hubicka <jh@suse.cz>
26249 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
26251 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
26252 can_throw_external flag.
26253 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
26254 * ipa-pure-const.c (ignore_edge): New function.
26255 (propagate): Compute order for NOTHROW computation; set NOTHROWs
26256 only over can_throw_external edges.
26257 (local_pure_const): Add nothrow flag.
26258 * ipa-utils.c (searchc): Add ignore_edge callback.
26259 (ipa_utils_reduced_inorder): Add ignore_edge callback.
26260 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
26261 (set_nothrow_function_flags): Update cgraph.
26262 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
26264 2009-04-18 Richard Guenther <rguenther@suse.de>
26266 PR middle-end/39804
26267 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
26268 (fold_stmt): ... this and ...
26269 (fold_stmt_inplace): ... this.
26270 (fold_stmt_1): Fold references in calls and asms.
26271 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
26273 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
26275 * tree-vrp.c (ssa_name_nonzero_p): Remove.
26276 * tree.h: Remove the prototype for ssa_name_nonzero_p.
26278 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
26280 * tree.c (function_args_count): Remove.
26281 * tree.h: Remove the prototype for function_args_count.
26283 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
26285 * tree-iterator.c (expr_only): Remove.
26286 * tree.h: Remove the prototype for expr_only.
26288 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
26290 * reginfo.c (cannot_change_mode_set_regs): Remove.
26291 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
26293 2009-04-08 Anatoly Sokolov <aesok@post.ru>
26295 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
26296 whether operands 0 and 1 overlaps.
26298 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
26300 PR middle-end/36902
26301 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
26302 pointer. Use warning_at instead of warning.
26303 (search_for_addr_array): Likewise.
26304 (check_array_bounds): Likewise.
26305 (check_all_array_refs): Check that the incoming edge is not in the
26306 list of edges to be removed.
26307 (check_all_array_refs): Avoid the temporal pointer.
26308 (vrp_visit_cond_stmt): Fix typo.
26309 (simplify_switch_using_ranges): Handle the case where the switch
26310 index is an integer constant.
26312 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
26314 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
26316 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
26318 * doc/extend.texi, doc/invoke.texi: Fix typos.
26320 2009-04-17 Cary Coutant <ccoutant@google.com>
26322 * tree-flow-inline.h (get_lineno): Fix inverted test.
26324 2009-04-17 Diego Novillo <dnovillo@google.com>
26326 * tree-ssa-pre.c (create_expression_by_pieces): Remove
26327 assertion for AVAIL_OUT.
26329 2009-04-17 Mike Frysinger <vapier@gentoo.org>
26332 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
26333 * config/sh/linux-atomic.asm: Likewise.
26335 2009-04-17 Diego Novillo <dnovillo@google.com>
26337 * except.c (debug_eh_tree): New.
26338 (struct eh_region, struct eh_status): Move ...
26339 * except.h: ... here.
26340 (add_type_for_runtime): Declare extern.
26341 (lookup_type_for_runtime): Likewise.
26342 (debug_eh_tree): Declare.
26343 * Makefile.in (GTFILES): List except.h before except.c
26345 2009-04-17 Diego Novillo <dnovillo@google.com>
26347 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
26348 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
26349 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
26350 (find_vars_r): ... here.
26351 * tree-flow.h (find_referenced_vars_in): Declare.
26352 * tree-ssa-pre.c (create_expression_by_pieces): Assert
26353 that AVAIL_OUT exists for BLOCK.
26354 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
26355 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
26356 (tree-parloops.o): Likewise.
26358 2009-04-17 Simon Baldwin <simonb@google.com>
26360 * toplev.c (default_tree_printer): Add handling for %E format.
26362 2009-04-17 Diego Novillo <dnovillo@google.com>
26364 * tree-pretty-print.c (dump_generic_node): Add break after
26365 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
26366 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
26367 FUNCTION_TYPE together. Call print_struct_decl when printing
26368 structures and TDF_SLIM is not given.
26369 (print_struct_decl): Fix logic for detecting recursion.
26371 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
26374 * gcc.c (create_at_file): New.
26375 (compile_input_file_p): New.
26376 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
26377 * main.c (main): Update call to toplev_main.
26378 * toplev.c (toplev_main): Change signature. Call expandargv.
26379 * toplev.h (toplev_main): Change signature.
26381 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
26383 * dwarf2out.c (field_byte_offset): Use the type size as the field size
26384 if the latter is not constant.
26386 2009-04-17 David Edelsohn <edelsohn@gnu.org>
26388 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
26390 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
26392 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
26393 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
26395 2009-04-17 Richard Guenther <rguenther@suse.de>
26397 * tree-ssa-structalias.c (get_constraint_for_component_ref):
26398 Handle component references view-converting an invariant address.
26400 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
26402 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
26403 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
26404 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
26405 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
26406 Use @deftypevr rather than @deftypevar.
26408 2009-04-17 Richard Guenther <rguenther@suse.de>
26410 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
26411 (get_prop_source_stmt): Likewise.
26412 (can_propagate_from): Likewise.
26414 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
26416 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
26417 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
26418 (--with-multilib-list): Add default value.
26419 * configure: Regenerate.
26420 * Makefile.in (TM_ENDIAN_CONFIG): Define.
26421 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
26422 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
26423 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
26424 Don't add default cpu to multilib list unnecessarily, but do enable
26425 the relevant compiler option..
26426 Add support for --with-multilib-list=<blank> and
26427 --with-multilib-list=!<somelib> to supress unwanted multilibs.
26428 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
26429 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
26430 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
26431 TM_MULTILIB_CONFIG.
26432 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
26433 (MULTILIB_OSDIRNAMES): New variable.
26434 * config/sh/t-1e: Delete file.
26435 * config/sh/t-mlib-sh1: Delete file.
26436 * config/sh/t-mlib-sh2: Delete file.
26437 * config/sh/t-mlib-sh2a: Delete file.
26438 * config/sh/t-mlib-sh2a-nofpu: Delete file.
26439 * config/sh/t-mlib-sh2a-single: Delete file.
26440 * config/sh/t-mlib-sh2a-single-only: Delete file.
26441 * config/sh/t-mlib-sh2e: Delete file.
26442 * config/sh/t-mlib-sh3e: Delete file.
26443 * config/sh/t-mlib-sh4: Delete file.
26444 * config/sh/t-mlib-sh4-nofpu: Delete file.
26445 * config/sh/t-mlib-sh4-single: Delete file.
26446 * config/sh/t-mlib-sh4-single-only: Delete file.
26447 * config/sh/t-mlib-sh4a: Delete file.
26448 * config/sh/t-mlib-sh4a-nofpu: Delete file.
26449 * config/sh/t-mlib-sh4a-single: Delete file.
26450 * config/sh/t-mlib-sh4a-single-only: Delete file.
26451 * config/sh/t-mlib-sh4al: Delete file.
26452 * config/sh/t-mlib-sh5-32media: Delete file.
26453 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
26454 * config/sh/t-mlib-sh5-64media: Delete file.
26455 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
26456 * config/sh/t-mlib-sh5-compact: Delete file.
26457 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
26458 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
26459 * doc/install.texi (Options specification): Add
26460 --with-multilib-list and --with-endian.
26462 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
26464 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
26466 (OBJS-common): Add plugin-version.o.
26467 (plugin-version.o): New.
26468 * gcc-plugin.h (plugin_gcc_version): New.
26469 (plugin_default_version_check): New.
26470 (plugin_init_func, plugin_init): Add version argument.
26471 * plugin-version.c: New.
26472 * plugin.c (str_plugin_gcc_version_name): New.
26473 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
26474 pass it to the init function.
26475 (plugin_default_version_check): New.
26477 2009-04-17 Richard Guenther <rguenther@suse.de>
26479 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
26480 for decl-vs-decl disambiguation.
26482 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
26484 * config/s390/s390.h (s390_tune_attr): New macro definition.
26485 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
26487 2009-04-17 Richard Guenther <rguenther@suse.de>
26489 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
26490 (fold_stmt_r): Likewise.
26491 (maybe_fold_reference): New function.
26492 (fold_gimple_assign): Handle cases fold_stmt_r did.
26493 (fold_stmt): Do not use fold_stmt_r.
26494 (fold_stmt_inplace): Likewise.
26496 2009-04-17 Richard Guenther <rguenther@suse.de>
26498 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
26499 (record_equivalences_from_stmt): Remove useless checks and
26501 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
26502 the type is already suitable.
26504 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
26506 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
26508 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
26510 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
26511 (CMPtype): Define as __gcc_CMPtype.
26513 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
26515 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
26516 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
26518 2009-04-17 Richard Guenther <rguenther@suse.de>
26520 PR tree-optimization/39746
26521 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
26522 special-casing for builtins and static variable use/def.
26523 (call_may_clobber_ref_p_1): Likewise.
26525 2009-04-16 Ian Lance Taylor <iant@google.com>
26527 * df.h: Include "timevar.h".
26528 (struct df_problem): Change tv_id field to timevar_id_t.
26529 * tree-pass.h: Include "timevar.h".
26530 (struct opt_pass): Change tv_id field to timevar_id_t.
26531 * timevar.h (timevar_id_t): Define TV_NONE.
26532 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
26533 TV_NONE rather than tv_id != 0.
26534 (execute_one_pass): Likewise.
26535 * Makefile.in (DF_H): Add $(TIMEVAR_H).
26536 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
26537 dependencies to $(TREE_PASS_H).
26538 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
26540 (pass_branch_target_load_optimize2): Likewise.
26541 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
26542 (pass_outof_cfg_layout_mode): Likewise.
26543 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
26544 (pass_rebuild_cgraph_edges): Likewise.
26545 (pass_remove_cgraph_callee_edges): Likewise.
26546 * df-core.c (pass_df_initialize_opt): Likewise.
26547 (pass_df_initialize_no_opt): Likewise.
26548 (pass_df_finish): Likewise.
26549 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
26550 * except.c (pass_set_nothrow_function_flags): Likewise.
26551 (pass_convert_to_eh_region_ranges): Likewise.
26552 * final.c (pass_compute_alignments): Likewise.
26553 * function.c (pass_instantiate_virtual_regs): Likewise.
26554 (pass_init_function): Likewise.
26555 (pass_leaf_regs): Likewise.
26556 (pass_match_asm_constraints): Likewise.
26557 * gimple-low.c (pass_lower_cf): Likewise.
26558 (pass_mark_used_blocks): Likewise.
26559 * init-regs.c (pass_initialize_regs): Likewise.
26560 * integrate.c (pass_initial_value_sets): Likewise.
26561 * ira.c (pass_ira): Likewise.
26562 * jump.c (pass_cleanup_barriers): Likewise.
26563 * omp-low.c (pass_expand_omp): Likewise.
26564 (pass_lower_omp): Likewise.
26565 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
26566 * recog.c (pass_split_all_insns): Likewise.
26567 (pass_split_after_reload): Likewise.
26568 (pass_split_before_regstack): Likewise.
26569 (pass_split_before_sched2): Likewise.
26570 (pass_split_for_shorten_branches): Likewise.
26571 * reginfo.c (pass_reginfo_init): Likewise.
26572 (pass_subregs_of_mode_init): Likewise.
26573 (pass_subregs_of_mode_finish): Likewise.
26574 * passes.c (pass_postreload): Likewise.
26575 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
26576 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
26577 (pass_warn_function_return): Likewise.
26578 (pass_warn_function_noreturn): Likewise.
26579 * tree-complex.c (pass_lower_complex): Likewise.
26580 (pass_lower_complex_O0): Likewise.
26581 * tree-if-conv.c (pass_if_conversion): Likewise.
26582 * tree-into-ssa.c (pass_build_ssa): Likewise.
26583 * tree-mudflap.c (pass_mudflap_1): Likewise.
26584 (pass_mudflap_2): Likewise.
26585 * tree-nomudflap.c (pass_mudflap_1): Likewise.
26586 (pass_mudflap_2): Likewise.
26587 * tree-nrv.c (pass_return_slot): Likewise.
26588 * tree-object-size.c (pass_object_sizes): Likewise.
26589 * tree-optimize.c (pass_all_optimizations): Likewise.
26590 (pass_early_local_passes): Likewise.
26591 (pass_all_early_optimizations): Likewise.
26592 (pass_cleanup_cfg): Likewise.
26593 (pass_cleanup_cfg_post_optimizing): Likewise.
26594 (pass_free_datastructures): Likewise.
26595 (pass_free_cfg_annotations): Likewise.
26596 (pass_fixup_cfg): Likewise.
26597 (pass_init_datastructures): Likewise.
26598 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
26599 (pass_late_warn_uninitialized): Likewise.
26600 (pass_update_address_taken): Likewise.
26601 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
26602 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
26603 (pass_cse_sincos): Likewise.
26604 (pass_convert_to_rsqrt): Likewise.
26605 * tree-ssa-structalias.c (pass_build_alias): Likewise.
26606 * tree-stdarg.c (pass_stdarg): Likewise.
26607 * tree-tailcall.c (pass_tail_recursion): Likewise.
26608 (pass_tail_calls): Likewise.
26609 * tree-vect-generic.c (pass_lower_vector): Likewise.
26610 (pass_lower_vector_ssa): Likewise.
26611 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
26613 2009-04-16 Joseph Myers <joseph@codesourcery.com>
26615 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
26617 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
26619 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
26620 logical and signext.
26622 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
26625 * config/sh/predicates.md (arith_operand): Check if the operand
26626 of TRUNCATE is a REG.
26628 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
26630 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
26631 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
26633 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
26635 * tree-iterator.c (tsi_split_statement_list_after,
26636 tsi_split_statement_list_before): Remove.
26637 * tree-iterator.h: Remove the prototypes for
26638 tsi_split_statement_list_after and tsi_split_statement_list_before.
26640 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
26642 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
26643 * tree-ssa-propagate.h: Remove the prototype for
26644 stmt_makes_single_load.
26646 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
26648 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
26649 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
26651 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
26653 * tree-iterator.c (EXPR_LAST_BODY): Remove.
26655 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
26657 * except.c (eh_region_outer_p): Remove.
26658 * except.h: Remove the prototype for eh_region_outer_p.
26660 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
26662 * function.c (current_function_assembler_name): Remove.
26663 * function.h: Remove the prototype for
26664 current_function_assembler_name.
26666 2009-04-16 Ian Lance Taylor <iant@google.com>
26668 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
26669 (add_reg_note): Call alloc_reg_note.
26670 * rtl.h (alloc_reg_note): Declare.
26671 * combine.c (try_combine): Use alloc_reg_note.
26672 (recog_for_combine, move_deaths): Likewise.
26673 (distribute_notes): Use alloc_reg_note and add_reg_note.
26674 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
26675 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
26676 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
26678 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
26680 PR rtl-optimization/39762
26681 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
26682 ira_may_move_out_cost): Add comments about way of their usage.
26683 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
26685 * ira-conflicts.c (process_regs_for_copy): Use function
26686 ira_get_register_move_cost instead of global
26687 ira_register_move_cost.
26689 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
26690 color_pass, move_spill_restore, update_curr_costs): Ditto.
26692 * ira-lives.c (process_single_reg_class_operands): Ditto.
26694 * ira-emit.c (emit_move_list): Ditto.
26696 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
26697 (record_reg_classes): Ditto. Use functions
26698 ira_get_register_move_cost and ira_get_may_move_cost instead of
26699 global vars ira_register_move_cost, ira_may_move_out_cost and
26700 ira_may_move_in_cost.
26701 (record_address_regs): Don't call ira_init_register_move_cost.
26702 Use function ira_get_may_move_cost instead of global
26703 ira_may_move_in_cost.
26704 (process_bb_node_for_hard_reg_moves): Use function
26705 ira_get_register_move_cost instead of global ira_register_move_cost.
26706 (ira_costs): Don't call ira_init_register_move_cost.
26708 2009-04-16 Richard Guenther <rguenther@suse.de>
26710 * tree-cfg.c (verify_gimple_assign_binary):
26711 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
26712 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
26713 (create_general_new_stmt): Note that this function is broken.
26715 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
26717 * common.opt (fhelp): Add Var(help_flag).
26718 * gcc-plugin.h (plugin_info): Add help.
26719 * plugin.c (plugin_name_args): Add help.
26720 (register_plugin_info): Set plugin->help.
26721 (print_help_one_plugin): New.
26722 (print_plugins_help): New.
26723 * plugin.h (print_plugins_help): New.
26724 * toplev.c (toplev_main): Call print_plugins_help if needed.
26726 2009-04-16 Richard Guenther <rguenther@suse.de>
26728 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
26729 (gimple_ior_addresses_taken_1): New function.
26730 (gimple_ior_addresses_taken): Likewise.
26731 * gimple.h (struct gimple_statement_with_ops_base): Remove
26732 addresses_taken member.
26733 (gimple_ior_addresses_taken): Declare.
26734 (gimple_addresses_taken, gimple_addresses_taken_ptr,
26735 gimple_set_addresses_taken): Remove.
26736 * ipa-reference.c (mark_address): New function.
26737 (scan_stmt_for_static_refs): Use it for marking addresses taken.
26738 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
26739 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
26740 (gimple_add_to_addresses_taken): Remove.
26741 (get_tmr_operands): Call mark_address_taken.
26742 (get_asm_expr_operands): Likewise.
26743 (get_expr_operands): Likewise.
26744 (build_ssa_operands): Do not clear the addresses_taken bitmap.
26745 (free_stmt_operands): Do not free it.
26746 * tree-ssa.c (delete_tree_ssa): Likewise.
26747 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
26749 2009-04-16 Richard Guenther <rguenther@suse.de>
26751 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
26752 (walk_stmt_load_store_ops): Likewise.
26753 * gimple.c (get_base_loadstore): New function.
26754 (walk_stmt_load_store_addr_ops): Likewise.
26755 (walk_stmt_load_store_ops): Likewise.
26756 * ipa-pure-const.c (check_op): Simplify.
26757 (check_load, check_store): New functions.
26758 (check_stmt): Use walk_stmt_load_store_ops.
26759 * ipa-reference.c (mark_load): Adjust signature.
26760 (mark_store): Likewise.
26761 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
26763 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
26765 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
26766 (plugin_info): New.
26767 * opts.c (common_handle_option): Don't call print_version.
26768 * plugin.c (plugin_name_args): Add version.
26769 (register_plugin_info): New.
26770 (register_callback): Handle PLUGIN_INFO.
26771 (try_init_one_plugin): New.
26772 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
26774 (finalize_one_plugin): New.
26775 (finalize_plugins): New.
26776 (print_one_plugin): New.
26777 (print_plugins_versions): New.
26778 * plugin.h (print_plugins_versions): New.
26779 (finalize_plugins): New.
26780 * toplev.c (compile_file): Don't call initialize_plugins.
26781 (print_version): Call print_plugins_versions.
26782 (toplev_main): Call initialize_plugins. Print version if needed.
26783 Call finalize_plugins.
26785 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
26787 * common.opt (fversion): New.
26788 * gcc.c (print_version): New.
26789 (process_command): Don't print the version. Just set print_version.
26790 (main): Print version. Call subprocesses if print_version and
26791 verbose_flag are set.
26792 * opts.c (common_handle_option): Handle OPT_fversion.
26794 2009-04-16 Richard Guenther <rguenther@suse.de>
26795 Ira Rosen <irar@il.ibm.com>
26797 PR tree-optimization/39698
26798 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
26799 type of the reduction variable. Only generate the def if
26802 * omp-low.c (expand_omp_for_generic): When converting to a pointer
26803 make sure to first convert to an integer of the same precision.
26804 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
26805 the type of the evolution correctly in computing the new
26806 induction variable base.
26808 2009-04-16 Richard Guenther <rguenther@suse.de>
26810 PR middle-end/39625
26811 * tree-cfg.c (make_blocks): Split statements with to-be
26812 abnormal SSA names on the lhs.
26814 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
26816 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
26817 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
26818 * c-typeck.c (really_start_incremental_init): Likewise.
26819 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
26820 (TARGET_INITIALIZER): Remove it.
26821 * target.h (struct target): Remove vector_opaque_p.
26822 * tree.c (build_opaque_vector_type): New.
26823 * tree.h (TYPE_VECTOR_OPAQUE): New.
26824 (build_opaque_vector_type): Declare.
26825 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
26826 * config/rs6000/rs6000.c (build_opaque_vector_type,
26827 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
26828 (rs6000_init_builtins): Use build_opaque_vector_type for
26829 opaque_V4SI_type_node.
26831 2009-04-15 Catherine Moore <clm@codesourcery.com>
26833 * debug.h (set_name): Declare.
26834 * dwarf2out.c (dwarf2out_set_name): Declare.
26835 (dwarf2_debug_hooks): Add set_name.
26836 (find_AT_string): New.
26837 (add_AT_string): Call find_AT_string.
26838 (dwarf2out_set_name): New.
26839 * cp/decl.c (grokdeclarator): Call set_name.
26840 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
26841 * debug.c (do_nothing_debug_hooks): Likewise.
26842 * dbxout.c (dbx_debug_hooks): Likewise.
26843 * sdbout.c (sdb_debug_hooks): Likewise.
26845 2009-04-15 Michael Eager <eager@eagercon.com>
26847 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
26848 reg for single-precision FPU.
26849 * config/rs6000/rs6000.md (movsi_internal1): Only for
26850 !TARGET_SINGLE_FPU.
26851 (movsi_internal1_single): New. Add pattern to move SI values to/from
26852 single-precision FP regs.
26854 2009-04-15 Richard Guenther <rguenther@suse.de>
26856 * omp-low.c (lower_rec_input_clauses): Build correct address
26858 (expand_omp_for_generic): Fix multiplication type.
26859 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
26860 (generate_memset_zero): Fix types.
26861 * tree-profile.c (prepare_instrumented_value): Correctly
26864 2009-04-15 Ian Lance Taylor <iant@google.com>
26866 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
26867 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
26868 for -Wall and for -Wc++-compat.
26869 (c_common_post_options): For C++, set warn_enum_compare if not
26871 * c-tree.h (struct c_expr): Add field original_type.
26872 (build_external_ref): Update declaration.
26873 * c-parser.c (c_parser_braced_init): Set original_type.
26874 (c_parser_initelt): Likewise.
26875 (c_parser_expr_no_commas): Likewise.
26876 (c_parser_conditional_expression): Likewise.
26877 (c_parser_cast_expression): Likewise.
26878 (c_parser_unary_expression): Likewise. Pull setting of
26879 original_code to top of function.
26880 (c_parser_sizeof_expression): Set original_type.
26881 (c_parser_alignof_expression): Likewise.
26882 (c_parser_postfix_expression): Likewise. Pull setting of
26883 original_code to top of function.
26884 (c_parser_postfix_expression_after_paren_type): Set original_type.
26885 (c_parser_postfix_expression_after_primary): Likewise.
26886 (c_parser_expression): Likewise.
26887 * c-typeck.c (build_external_ref): Add type parameter. Change all
26889 (c_expr_sizeof_expr): Set original_type field.
26890 (parser_build_unary_op): Likewise.
26891 (parser_build_binary_op): Likewise. Optionally warn about
26892 comparisons of enums of different types.
26893 (digest_init): Set original_type field.
26894 (really_start_incremental_init): Likewise.
26895 (push_init_level, pop_init_level): Likewise.
26896 * doc/invoke.texi (Warning Options): -Wenum-compare now
26899 2009-04-15 Richard Guenther <rguenther@suse.de>
26901 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
26902 out a necessary conversion.
26903 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
26904 names we didn't value number.
26905 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
26907 2009-04-15 Richard Guenther <rguenther@suse.de>
26909 PR tree-optimization/39764
26910 * tree-ssa-ccp.c (get_value): Canonicalize value with
26911 canonicalize_float_value.
26913 2009-04-15 Jan Hubicka <jh@suse.cz>
26915 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
26916 Wrong version of patch.
26918 2009-04-15 Jan Hubicka <jh@suse.cz>
26920 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
26922 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
26924 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
26925 our distinct integral and vector types.
26927 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
26929 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
26930 * init.c (build_vtbl_address): Remove call to assemble_external.
26932 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
26934 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
26935 output for other floating point modes.
26937 2009-04-14 Diego Novillo <dnovillo@google.com>
26939 * diagnostic.c (diagnostic_report_diagnostic): Do not
26940 warn about loaded plugins for DK_ERROR and DK_WARNING.
26941 * c-decl.c (declspecs_add_type): Move call to
26942 invoke_plugin_callbacks ...
26943 * c-parser.c (c_parser_declspecs): ... here.
26944 * plugin.c (dump_active_plugins): Tidy output.
26946 2009-04-14 Diego Novillo <dnovillo@google.com>
26947 Le-Chun Wu <lcwu@google.com>
26949 * configure.ac: Add --enable-plugin support.
26950 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
26951 * Makefile.in (PLUGIN_H): Define.
26952 Export ENABLE_PLUGIN and GMPINC to site.exp.
26953 Add PLUGINLIBS to link command.
26954 Add/modify dependencies for plugin.o and files including plugin.h.
26956 * config.in: Regenerate.
26958 * opts.c (common_handle_option): Handle OPT_fplugin_ and
26961 2009-04-14 Le-Chun Wu <lcwu@google.com>
26963 * tree-pass.h (register_one_dump_file): Add a prototype for
26964 register_one_dump_file.
26965 * toplev.c (compile_file): Call initialize_plugins.
26966 (do_compile): Call invoke_plugin_callbacks.
26967 (toplev_main): Call invoke_plugin_callbacks.
26968 * common.opt: Add -fplugin= and -fplugin-arg-.
26969 * gcc-plugin.h: New public header file for plugins to include.
26970 * plugin.c: New source file.
26971 * plugin.h: New internal header file.
26972 * passes.c (register_one_dump_file): Make it external.
26974 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
26976 2009-04-14 Diego Novillo <dnovillo@google.com>
26978 * doc/plugins.texi: New.
26979 * doc/gccint.texi: Add reference to Plugins chapter.
26980 * doc/invoke.texi: Document -fplugin and -fplugin-arg
26981 * diagnostic.c (diagnostic_report_diagnostic): Warn about
26982 loaded plugins, if any.
26983 * timevar.def (TV_PLUGIN_INIT): Define.
26984 (TV_PLUGIN_RUN): Define.
26985 * plugin.c: Include timevar.h
26986 (plugins_active_p): New.
26987 (dump_active_plugins): New.
26988 (debug_active_plugins): New.
26990 2009-04-14 Joseph Myers <joseph@codesourcery.com>
26992 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
26994 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
26996 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
26998 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
26999 the same as a minus without a shift.
27001 2009-04-14 Nick Clifton <nickc@redhat.com>
27003 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
27004 comparisons with small integers will always produce a short
27007 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
27010 2008-12-19 Diego Novillo <dnovillo@google.com>
27012 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
27014 2009-04-14 Richard Guenther <rguenther@suse.de>
27016 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
27018 (verify_gimple_assign_binary): Likewise. Handle shifts and
27020 (verify_gimple_phi): Print the mismatched argument position.
27021 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
27023 (vect_update_init_of_dr): Likewise.
27024 * matrix-reorg.c (transform_access_sites): Do what the
27026 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
27028 2009-04-13 Michael Eager <eager@eagercon.com>
27030 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
27031 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
27032 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
27033 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
27034 remove duplicate config
27036 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
27038 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
27039 file_name:line_number type locator of the call site.
27041 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
27043 * genautomata.c: Put blank after comma.
27044 (automaton_decls): New.
27045 (struct unit_usage): Add comments to member next.
27046 (store_alt_unit_usage): Keep the list ordered.
27047 (unit_present_on_list_p, equal_alternatives_p): New.
27048 (check_regexp_units_distribution): Check units distribution
27049 correctness correctly.
27050 (main): Don't write automata if error is found. Return correct
27053 * config/m68k/cf.md (cfv4_ds): Remove.
27054 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
27055 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
27057 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
27058 power4-load-ext, power4-store, power4-store-update,
27059 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
27060 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
27061 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
27062 power4-sqrt, power4-isync): Modify reservation to make correct
27063 unit distribution to automata.
27065 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
27066 power5-store-update, power5-two, power5-three, power5-lmul,
27067 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
27069 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
27071 * except.c (pass_set_nothrow_function_flags): Set name and add
27073 (set_nothrow_function_flags): Mention in the dump file when
27074 changing a function to nothrow.
27076 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
27079 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
27080 instead of unsigned long.
27082 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
27084 * config/arm/arm.c (return_used_this_function): Remove.
27085 (arm_output_function_prologue): Remove use of
27086 return_used_this_function.
27087 (output_return_instruction): Replace use of
27088 return_used_this_function
27089 by cfun->machine->return_used_this_function.
27090 (arm_output_epilogue): Likewise.
27091 (arm_output_function_epilogue): Likewise.
27092 (thumb_unexpanded_epilogue): Likewise.
27093 * config/arm/arm.h (struct machine_function):
27094 New member return_used_this_function.
27096 2009-04-12 Mark Mitchell <mark@codesourcery.com>
27098 * doc/install.texi: Correct description of default directory for
27099 --with-gxx-include-dir.
27101 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
27103 * fold-const.c (build_range_check): Properly deal with enumeral and
27104 boolean base types.
27106 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
27108 * doc/invoke.texi (max_gcse_passes): Remove documentation.
27109 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
27110 * params.h (MAX_GCSE_PASSES): Remove.
27111 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
27112 in sequence. Remove ability to run multiple passes.
27113 (bypass_jumps): Report run as third CPROP pass.
27115 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
27117 PR middle-end/39651
27118 * except.c (can_throw_external): Look at each insn in a SEQUENCE
27119 when deciding whether the whole SEQUENCE can throw.
27121 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
27124 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
27125 offseted label references.
27127 2009-04-11 Jan Hubicka <jh@suse.cz>
27129 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
27131 2009-04-11 Richard Guenther <rguenther@suse.de>
27133 PR middle-end/39732
27134 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
27135 return variables as TREE_ADDRESSABLE.
27137 2009-04-11 Richard Guenther <rguenther@suse.de>
27139 PR tree-optimization/39713
27140 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
27141 reference trees have SSA_NAME operands.
27143 2009-04-11 Richard Guenther <rguenther@suse.de>
27146 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
27147 address expressions.
27149 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
27151 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
27152 match changes in Cygwin 1.7
27153 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
27154 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
27156 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
27158 PR tree-optimization/39701
27159 * doc/invoke.texi (Optimization Options): Document change in
27160 meaning and initialization of -fdelete-null-pointer-checks.
27162 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
27164 PR middle-end/39701
27165 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
27167 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
27170 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
27172 2009-04-10 Chao-ying Fu <fu@mips.com>
27174 * doc/tm.texi (Instruction Output): Document
27175 TARGET_ASM_FINAL_POSTSCAN_INSN.
27176 * target.h (final_postscan_insn): New field in asm_out.
27177 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
27178 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
27179 * final.c (final_scan_insn): Call
27180 targetm.asm_out.final_postscan_insn after outputting
27181 an asm macro and a normal instruction.
27183 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
27184 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
27185 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
27186 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
27187 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
27189 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
27191 PR middle-end/39701
27192 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
27193 variables as non-NULL even with -fdelete-null-pointer-checks.
27195 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
27197 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
27199 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
27202 * config/i386/i386.c (classify_argument): Handle SCmode with
27203 (bit_offset % 64) != 0.
27205 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
27207 * doc/invoke.texi (Optimize Options): Add cross-reference to
27208 -Q --help=optimizers examples.
27210 2009-04-10 Ben Elliston <bje@au.ibm.com>
27213 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
27214 regalign for the reg == fpr and TDmode case.
27216 2009-04-09 David Ayers <ayers@fsfe.org>
27219 * objc/objc-act.c (warn_with_method): Remove helper function.
27220 (check_duplicates): Call warning and inform directly.
27221 (really_start_method): Likewise.
27223 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
27225 * expmed.c (expand_divmod): Always use a comparison for a division
27226 by a large unsigned integer.
27228 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
27229 for things others than variables or functions as nonzero.
27231 2009-04-09 Nick Clifton <nickc@redhat.com>
27233 * unwind-compat.c: Change copyright header to refer to version
27234 3 of the GNU General Public License with version 3.1 of the
27235 GCC Runtime Library Exception and to point readers at the
27236 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
27237 * config/alpha/crtfastmath.c: Likewise.
27238 * config/alpha/linux-unwind.h: Likewise.
27239 * config/alpha/qrnnd.asm: Likewise.
27240 * config/alpha/vms-crt0-64.c: Likewise.
27241 * config/alpha/vms-crt0.c: Likewise.
27242 * config/alpha/vms-dwarf2.asm: Likewise.
27243 * config/alpha/vms-dwarf2eh.asm: Likewise.
27244 * config/alpha/vms-psxcrt0-64.c: Likewise.
27245 * config/alpha/vms-psxcrt0.c: Likewise.
27246 * config/alpha/vms_tramp.asm: Likewise.
27247 * config/arc/initfini.c: Likewise.
27248 * config/arc/lib1funcs.asm: Likewise.
27249 * config/arm/bpabi-v6m.S: Likewise.
27250 * config/arm/bpabi.S: Likewise.
27251 * config/arm/bpabi.c: Likewise.
27252 * config/arm/crti.asm: Likewise.
27253 * config/arm/crtn.asm: Likewise.
27254 * config/arm/ieee754-df.S: Likewise.
27255 * config/arm/ieee754-sf.S: Likewise.
27256 * config/arm/lib1funcs.asm: Likewise.
27257 * config/arm/libunwind.S: Likewise.
27258 * config/arm/linux-atomic.c: Likewise.
27259 * config/arm/mmintrin.h: Likewise.
27260 * config/arm/pr-support.c: Likewise.
27261 * config/arm/unaligned-funcs.c: Likewise.
27262 * config/arm/unwind-arm.c: Likewise.
27263 * config/arm/unwind-arm.h: Likewise.
27264 * config/avr/libgcc.S: Likewise.
27265 * config/bfin/crti.s: Likewise.
27266 * config/bfin/crtlibid.s: Likewise.
27267 * config/bfin/crtn.s: Likewise.
27268 * config/bfin/lib1funcs.asm: Likewise.
27269 * config/bfin/linux-unwind.h: Likewise.
27270 * config/cris/arit.c: Likewise.
27271 * config/cris/cris_abi_symbol.c: Likewise.
27272 * config/darwin-64.c: Likewise.
27273 * config/darwin-crt2.c: Likewise.
27274 * config/darwin-crt3.c: Likewise.
27275 * config/darwin.h: Likewise.
27276 * config/dbxelf.h: Likewise.
27277 * config/dfp-bit.c: Likewise.
27278 * config/dfp-bit.h: Likewise.
27279 * config/elfos.h: Likewise.
27280 * config/fixed-bit.c: Likewise.
27281 * config/fixed-bit.h: Likewise.
27282 * config/fp-bit.c: Likewise.
27283 * config/fp-bit.h: Likewise.
27284 * config/fr30/crti.asm: Likewise.
27285 * config/fr30/crtn.asm: Likewise.
27286 * config/fr30/lib1funcs.asm: Likewise.
27287 * config/freebsd-spec.h: Likewise.
27288 * config/frv/cmovd.c: Likewise.
27289 * config/frv/cmovh.c: Likewise.
27290 * config/frv/cmovw.c: Likewise.
27291 * config/frv/frvbegin.c: Likewise.
27292 * config/frv/frvend.c: Likewise.
27293 * config/frv/lib1funcs.asm: Likewise.
27294 * config/glibc-stdint.h: Likewise.
27295 * config/h8300/clzhi2.c: Likewise.
27296 * config/h8300/crti.asm: Likewise.
27297 * config/h8300/crtn.asm: Likewise.
27298 * config/h8300/ctzhi2.c: Likewise.
27299 * config/h8300/fixunssfsi.c: Likewise.
27300 * config/h8300/lib1funcs.asm: Likewise.
27301 * config/h8300/parityhi2.c: Likewise.
27302 * config/h8300/popcounthi2.c: Likewise.
27303 * config/i386/ammintrin.h: Likewise.
27304 * config/i386/att.h: Likewise.
27305 * config/i386/avxintrin.h: Likewise.
27306 * config/i386/biarch64.h: Likewise.
27307 * config/i386/bmmintrin.h: Likewise.
27308 * config/i386/cpuid.h: Likewise.
27309 * config/i386/cross-stdarg.h: Likewise.
27310 * config/i386/crtfastmath.c: Likewise.
27311 * config/i386/crtprec.c: Likewise.
27312 * config/i386/cygming-crtbegin.c: Likewise.
27313 * config/i386/cygming-crtend.c: Likewise.
27314 * config/i386/cygwin.asm: Likewise.
27315 * config/i386/emmintrin.h: Likewise.
27316 * config/i386/gmm_malloc.h: Likewise.
27317 * config/i386/gthr-win32.c: Likewise.
27318 * config/i386/i386.h: Likewise.
27319 * config/i386/immintrin.h: Likewise.
27320 * config/i386/linux-unwind.h: Likewise.
27321 * config/i386/linux64.h: Likewise.
27322 * config/i386/mm3dnow.h: Likewise.
27323 * config/i386/mmintrin-common.h: Likewise.
27324 * config/i386/mmintrin.h: Likewise.
27325 * config/i386/nmmintrin.h: Likewise.
27326 * config/i386/pmm_malloc.h: Likewise.
27327 * config/i386/pmmintrin.h: Likewise.
27328 * config/i386/smmintrin.h: Likewise.
27329 * config/i386/sol2-c1.asm: Likewise.
27330 * config/i386/sol2-ci.asm: Likewise.
27331 * config/i386/sol2-cn.asm: Likewise.
27332 * config/i386/sol2-gc1.asm: Likewise.
27333 * config/i386/tmmintrin.h: Likewise.
27334 * config/i386/unix.h: Likewise.
27335 * config/i386/w32-unwind.h: Likewise.
27336 * config/i386/wmmintrin.h: Likewise.
27337 * config/i386/x86-64.h: Likewise.
27338 * config/i386/x86intrin.h: Likewise.
27339 * config/i386/xmmintrin.h: Likewise.
27340 * config/ia64/crtbegin.asm: Likewise.
27341 * config/ia64/crtend.asm: Likewise.
27342 * config/ia64/crtfastmath.c: Likewise.
27343 * config/ia64/crti.asm: Likewise.
27344 * config/ia64/crtn.asm: Likewise.
27345 * config/ia64/fde-glibc.c: Likewise.
27346 * config/ia64/lib1funcs.asm: Likewise.
27347 * config/ia64/linux-unwind.h: Likewise.
27348 * config/ia64/quadlib.c: Likewise.
27349 * config/ia64/unwind-ia64.c: Likewise.
27350 * config/linux.h: Likewise.
27351 * config/m32c/m32c-lib1.S: Likewise.
27352 * config/m32c/m32c-lib2-trapv.c: Likewise.
27353 * config/m32c/m32c-lib2.c: Likewise.
27354 * config/m32r/initfini.c: Likewise.
27355 * config/m68hc11/larith.asm: Likewise.
27356 * config/m68hc11/m68hc11-crt0.S: Likewise.
27357 * config/m68k/cf.md: Likewise.
27358 * config/m68k/crti.s: Likewise.
27359 * config/m68k/crtn.s: Likewise.
27360 * config/m68k/lb1sf68.asm: Likewise.
27361 * config/m68k/linux-unwind.h: Likewise.
27362 * config/mcore/crti.asm: Likewise.
27363 * config/mcore/crtn.asm: Likewise.
27364 * config/mcore/lib1.asm: Likewise.
27365 * config/mips/linux-unwind.h: Likewise.
27366 * config/mips/loongson.h: Likewise.
27367 * config/mips/mips16.S: Likewise.
27368 * config/mmix/crti.asm: Likewise.
27369 * config/mmix/crtn.asm: Likewise.
27370 * config/pa/fptr.c: Likewise.
27371 * config/pa/hpux-unwind.h: Likewise.
27372 * config/pa/lib2funcs.asm: Likewise.
27373 * config/pa/linux-atomic.c: Likewise.
27374 * config/pa/linux-unwind.h: Likewise.
27375 * config/pa/milli64.S: Likewise.
27376 * config/pa/quadlib.c: Likewise.
27377 * config/pa/stublib.c: Likewise.
27378 * config/picochip/libgccExtras/adddi3.asm: Likewise.
27379 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
27380 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
27381 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
27382 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
27383 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
27384 * config/picochip/libgccExtras/divmod15.asm: Likewise.
27385 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
27386 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
27387 * config/picochip/libgccExtras/longjmp.asm: Likewise.
27388 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
27389 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
27390 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
27391 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
27392 * config/picochip/libgccExtras/setjmp.asm: Likewise.
27393 * config/picochip/libgccExtras/subdi3.asm: Likewise.
27394 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
27395 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
27396 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
27397 * config/rs6000/750cl.h: Likewise.
27398 * config/rs6000/altivec.h: Likewise.
27399 * config/rs6000/biarch64.h: Likewise.
27400 * config/rs6000/crtresfpr.asm: Likewise.
27401 * config/rs6000/crtresgpr.asm: Likewise.
27402 * config/rs6000/crtresxfpr.asm: Likewise.
27403 * config/rs6000/crtresxgpr.asm: Likewise.
27404 * config/rs6000/crtsavfpr.asm: Likewise.
27405 * config/rs6000/crtsavgpr.asm: Likewise.
27406 * config/rs6000/darwin-asm.h: Likewise.
27407 * config/rs6000/darwin-fallback.c: Likewise.
27408 * config/rs6000/darwin-fpsave.asm: Likewise.
27409 * config/rs6000/darwin-ldouble.c: Likewise.
27410 * config/rs6000/darwin-tramp.asm: Likewise.
27411 * config/rs6000/darwin-unwind.h: Likewise.
27412 * config/rs6000/darwin-vecsave.asm: Likewise.
27413 * config/rs6000/darwin-world.asm: Likewise.
27414 * config/rs6000/e500crtres32gpr.asm: Likewise.
27415 * config/rs6000/e500crtres64gpr.asm: Likewise.
27416 * config/rs6000/e500crtres64gprctr.asm: Likewise.
27417 * config/rs6000/e500crtrest32gpr.asm: Likewise.
27418 * config/rs6000/e500crtrest64gpr.asm: Likewise.
27419 * config/rs6000/e500crtresx32gpr.asm: Likewise.
27420 * config/rs6000/e500crtresx64gpr.asm: Likewise.
27421 * config/rs6000/e500crtsav32gpr.asm: Likewise.
27422 * config/rs6000/e500crtsav64gpr.asm: Likewise.
27423 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
27424 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
27425 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
27426 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
27427 * config/rs6000/eabi-ci.asm: Likewise.
27428 * config/rs6000/eabi-cn.asm: Likewise.
27429 * config/rs6000/eabi.asm: Likewise.
27430 * config/rs6000/linux-unwind.h: Likewise.
27431 * config/rs6000/linux64.h: Likewise.
27432 * config/rs6000/paired.h: Likewise.
27433 * config/rs6000/paired.md: Likewise.
27434 * config/rs6000/ppc64-fp.c: Likewise.
27435 * config/rs6000/ppu_intrinsics.h: Likewise.
27436 * config/rs6000/rs6000.h: Likewise.
27437 * config/rs6000/si2vmx.h: Likewise.
27438 * config/rs6000/sol-ci.asm: Likewise.
27439 * config/rs6000/sol-cn.asm: Likewise.
27440 * config/rs6000/spe.h: Likewise.
27441 * config/rs6000/spu2vmx.h: Likewise.
27442 * config/rs6000/sysv4.h: Likewise.
27443 * config/rs6000/tramp.asm: Likewise.
27444 * config/rs6000/vec_types.h: Likewise.
27445 * config/s390/linux-unwind.h: Likewise.
27446 * config/s390/tpf-unwind.h: Likewise.
27447 * config/score/crti.asm: Likewise.
27448 * config/score/crtn.asm: Likewise.
27449 * config/sh/crt1.asm: Likewise.
27450 * config/sh/crti.asm: Likewise.
27451 * config/sh/crtn.asm: Likewise.
27452 * config/sh/divtab-sh4-300.c: Likewise.
27453 * config/sh/divtab-sh4.c: Likewise.
27454 * config/sh/divtab.c: Likewise.
27455 * config/sh/lib1funcs-4-300.asm: Likewise.
27456 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
27457 * config/sh/lib1funcs.asm: Likewise.
27458 * config/sh/lib1funcs.h: Likewise.
27459 * config/sh/linux-atomic.asm: Likewise.
27460 * config/sh/linux-unwind.h: Likewise.
27461 * config/sh/shmedia.h: Likewise.
27462 * config/sh/sshmedia.h: Likewise.
27463 * config/sh/ushmedia.h: Likewise.
27464 * config/sparc/crtfastmath.c: Likewise.
27465 * config/sparc/linux-unwind.h: Likewise.
27466 * config/sparc/sol2-c1.asm: Likewise.
27467 * config/sparc/sol2-ci.asm: Likewise.
27468 * config/sparc/sol2-cn.asm: Likewise.
27469 * config/spu/divmodti4.c: Likewise.
27470 * config/spu/divv2df3.c: Likewise.
27471 * config/spu/float_disf.c: Likewise.
27472 * config/spu/float_unsdidf.c: Likewise.
27473 * config/spu/float_unsdisf.c: Likewise.
27474 * config/spu/float_unssidf.c: Likewise.
27475 * config/spu/mfc_multi_tag_release.c: Likewise.
27476 * config/spu/mfc_multi_tag_reserve.c: Likewise.
27477 * config/spu/mfc_tag_release.c: Likewise.
27478 * config/spu/mfc_tag_reserve.c: Likewise.
27479 * config/spu/mfc_tag_table.c: Likewise.
27480 * config/spu/multi3.c: Likewise.
27481 * config/spu/spu_internals.h: Likewise.
27482 * config/spu/spu_intrinsics.h: Likewise.
27483 * config/spu/spu_mfcio.h: Likewise.
27484 * config/spu/vec_types.h: Likewise.
27485 * config/spu/vmx2spu.h: Likewise.
27486 * config/stormy16/stormy16-lib2.c: Likewise.
27487 * config/svr4.h: Likewise.
27488 * config/sync.c: Likewise.
27489 * config/v850/lib1funcs.asm: Likewise.
27490 * config/vxlib-tls.c: Likewise.
27491 * config/vxlib.c: Likewise.
27492 * config/vxworks-dummy.h: Likewise.
27493 * config/xtensa/crti.asm: Likewise.
27494 * config/xtensa/crtn.asm: Likewise.
27495 * config/xtensa/ieee754-df.S: Likewise.
27496 * config/xtensa/ieee754-sf.S: Likewise.
27497 * config/xtensa/lib1funcs.asm: Likewise.
27498 * config/xtensa/lib2funcs.S: Likewise.
27499 * config/xtensa/linux-unwind.h: Likewise.
27500 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
27501 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
27502 * coretypes.h: Likewise.
27503 * crtstuff.c: Likewise.
27504 * defaults.h: Likewise.
27505 * dwarf2.h: Likewise.
27506 * emutls.c: Likewise.
27507 * gbl-ctors.h: Likewise.
27508 * gcov-io.h: Likewise.
27509 * ginclude/float.h: Likewise.
27510 * ginclude/iso646.h: Likewise.
27511 * ginclude/stdarg.h: Likewise.
27512 * ginclude/stdbool.h: Likewise.
27513 * ginclude/stddef.h: Likewise.
27514 * ginclude/stdfix.h: Likewise.
27515 * ginclude/stdint-gcc.h: Likewise.
27516 * ginclude/tgmath.h: Likewise.
27517 * gthr-aix.h: Likewise.
27518 * gthr-dce.h: Likewise.
27519 * gthr-gnat.c: Likewise.
27520 * gthr-gnat.h: Likewise.
27521 * gthr-lynx.h: Likewise.
27522 * gthr-mipssde.h: Likewise.
27523 * gthr-nks.h: Likewise.
27524 * gthr-posix.c: Likewise.
27525 * gthr-posix.h: Likewise.
27526 * gthr-posix95.h: Likewise.
27527 * gthr-rtems.h: Likewise.
27528 * gthr-single.h: Likewise.
27529 * gthr-solaris.h: Likewise.
27530 * gthr-tpf.h: Likewise.
27531 * gthr-vxworks.h: Likewise.
27532 * gthr-win32.h: Likewise.
27533 * gthr.h: Likewise.
27534 * libgcc2.c: Likewise.
27535 * libgcc2.h: Likewise.
27536 * libgcov.c: Likewise.
27537 * tsystem.h: Likewise.
27538 * typeclass.h: Likewise.
27539 * unwind-c.c: Likewise.
27540 * unwind-compat.h: Likewise.
27541 * unwind-dw2-fde-compat.c: Likewise.
27542 * unwind-dw2-fde-darwin.c: Likewise.
27543 * unwind-dw2-fde-glibc.c: Likewise.
27544 * unwind-dw2-fde.c: Likewise.
27545 * unwind-dw2-fde.h: Likewise.
27546 * unwind-dw2.c: Likewise.
27547 * unwind-dw2.h: Likewise.
27548 * unwind-generic.h: Likewise.
27549 * unwind-pe.h: Likewise.
27550 * unwind-sjlj.c: Likewise.
27551 * unwind.inc: Likewise.
27552 * config/arm/neon-gen.ml: Change generated copyright header to
27553 refer to version 3 of the GNU General Public License with
27554 version 3.1 of the GCC Runtime Library Exception and to point
27555 readers at the COPYING3 and COPYING3.RUNTIME files and the
27556 FSF's license web page.
27557 * config/arm/arm_neon.h: Regenerate.
27559 2009-04-09 Jakub Jelinek <jakub@redhat.com>
27561 * config/cris/cris.md: Change copyright header to refer to version
27562 3 of the GNU General Public License.
27563 * doc/install.texi2html: Change copyright header to refer to version
27564 3 of the GNU General Public License and to point readers at the
27565 COPYING3 file and the FSF's license web page.
27566 * config/vax/linux.h: Likewise.
27568 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
27570 * config/i386/i386.md (cmpcc): New.
27571 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
27572 (sync_compare_and_swap_cc*): Delete.
27574 * config/s390/s390.c (s390_compare_emitted): Remove.
27575 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
27576 s390_compare_emitted used to be handled. Assert that modes match.
27577 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
27578 refer to sync_compare_and_swap_ccsi.
27579 * config/s390/s390.h (s390_compare_emitted): Remove.
27580 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
27581 instead of s390_compare_emitted.
27582 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
27583 instead of s390_compare_emitted.
27584 * config/s390/s390.md (cmpcc): New.
27585 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
27586 CC_REGNUM, do not pretend it's set.
27587 (sync_compare_and_swap_cc*): Delete.
27588 * config/s390/predicates.md (cc_reg_operand): New.
27590 * expr.c (sync_compare_and_swap_cc): Delete.
27591 * optabs.h (sync_compare_and_swap_cc): Delete.
27592 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
27593 is being used with can_compare_p.
27594 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
27595 (find_cc_set): New.
27596 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
27597 look for a MODE_CC set instead. Use emit_store_flag.
27598 (expand_compare_and_swap_loop): Likewise, with some additional
27599 complication to avoid a force_reg when useless. Use
27600 emit_cmp_and_jump_insns.
27601 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
27602 * doc/md.texi (sync_compare_and_swap_cc): Merge with
27603 sync_compare_and_swap documentation.
27605 2009-04-09 Jan Hubicka <jh@suse.cz>
27607 * except.c (find_prev_try): Break out from ....
27608 (duplicate_eh_regions): ... here; properly update prev_try pointers
27609 when duplication part of tree.
27610 (dump_eh_tree): Improve dumping.
27611 (verify_eh_region): New.
27612 (verify_eh_tree): Use it.
27614 2009-04-06 Richard Guenther <rguenther@suse.de>
27616 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
27617 &ARRAY addresses by adjusting their types and prepending
27619 * tree-cfg.c (verify_gimple_assign_single): Verify that
27620 addresses are correct.
27622 2009-04-09 Richard Guenther <rguenther@suse.de>
27624 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
27625 indices into an array reference if possible.
27626 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
27627 Fold POINTER_PLUS_EXPR statements with invariant address.
27629 2009-04-09 Alan Modra <amodra@bigpond.net.au>
27632 * config.gcc (powerpc64-*-linux*): Always build biarch.
27634 2009-04-09 Joseph Myers <joseph@codesourcery.com>
27637 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
27638 it and pedwarn if this results in an INTEGER_CST.
27640 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27642 * doc/install.texi: Update minimum GMP version. Remove obsolete
27643 text in MPFR section.
27645 2009-04-08 Jakub Jelinek <jakub@redhat.com>
27647 * dwarf2out.c (class_scope_p): New static inline.
27648 (class_or_namespace_scope_p): Use it.
27649 (gen_variable_die): Use DW_TAG_member tag for static data member
27650 declarations instead of DW_TAG_variable.
27652 PR middle-end/39573
27653 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
27656 2009-04-08 Richard Guenther <rguenther@suse.de>
27658 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
27659 valueize random data.
27661 2009-04-08 David Edelsohn <edelsohn@gnu.org>
27663 * config.gcc (aix tm_file): Add aix-stdint.h.
27664 (aix tm clause use_gcc_stdint): Set to wrap.
27665 * config/rs6000/aix-stdint.h: New file.
27667 2009-04-08 Richard Guenther <rguenther@suse.de>
27669 PR middle-end/36291
27670 * tree-dfa.c (add_referenced_var): Do not recurse into
27671 global initializers.
27672 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
27674 (fold_const_aggregate_ref): Likewise.
27676 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
27678 * recog.c (ordered_comparison_operator): New.
27679 * gensupport.c (std_preds): Add it.
27680 * doc/md.texi (Machine-Independent Predicates): Document it.
27682 2009-04-08 Jan Hubicka <jh@suse.cz>
27684 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
27685 * function.h (rtl_eh): Remove exception_handler_label_map.
27686 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
27687 remove_exception_handler_label, for_each_eh_label_1): Remove.
27688 (rtl_remove_unreachable_regions): Remove.
27689 (convert_from_eh_region_ranges): Do not remove unreachable regions.
27690 (find_exception_handler_labels): Don't build the hashtable.
27691 (maybe_remove_eh_handler): Remove.
27692 (for_each_eh_label): Rewrite to walk the tree.
27693 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
27694 * except.h (maybe_remove_eh_handler): Remove.
27695 * passes.c (init_optimization_passes): Schedule second EH cleanup
27697 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
27698 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
27700 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
27702 * genoutput.c (validate_optab_operands): New.
27703 (gen_insn, gen_expand): Call it.
27705 * genflags.c (gen_insn): Detect misused iterators.
27706 (main): Pass line_no to gen_insn, exit with status 1 on error.
27708 * genextract.c (line_no): Make global.
27709 (VEC_safe_set_locstr): Change assertion to error message.
27710 (main): Exit with status 1 on error.
27712 2009-04-08 Joseph Myers <joseph@codesourcery.com>
27716 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
27717 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
27718 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
27719 * c-convert.c (convert): Do not call fold on results of conversion
27720 functions when the result is a C_MAYBE_CONST_EXPR.
27721 * c-parser.c (c_parser_postfix_expression): Do not fold condition
27722 of __builtin_choose_expr.
27723 * c-typeck.c (remove_c_maybe_const_expr): New.
27724 (build_unary_op, build_conditional_expr, build_compound_expr,
27725 build_binary_op, c_objc_common_truthvalue_conversion): Call
27726 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
27729 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
27731 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
27732 CODE to produce a new one. Add a prototype to use fold_convert_const
27734 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
27737 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
27738 mix declarations and code.
27740 2009-04-08 Ben Elliston <bje@au.ibm.com>
27742 * gcc.c: Replace `CC' with `GCC' throughout.
27744 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
27746 * doc/invoke.texi: Document Atom support.
27748 2009-04-07 Jason Merrill <jason@redhat.com>
27751 * c-common.h, c-common.c: Add flag_pretty_templates.
27752 * c-opts.c (c_common_handle_option): Set it.
27753 * c.opt: Add -fno-pretty-templates.
27754 * doc/invoke.texi (C++ Dialect Options): Likewise.
27756 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
27758 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
27759 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
27760 (ia64_expand_builtin): Likewise.
27762 2009-04-07 Martin Jambor <mjambor@suse.cz>
27764 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
27765 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
27766 ADDR_EXPRS are include too.
27768 2009-04-07 Richard Guenther <rguenther@suse.de>
27770 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
27771 decls are only used if passes as parameters or if they are
27772 local statics and the call is not to a builtin.
27773 (call_may_clobber_ref_p_1): Likewise.
27775 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
27777 * expr.c (do_store_flag): Remove last argument. Simplify code
27778 to avoid duplication of tests already done by can_compare_p.
27779 (expand_expr_real_1): Adjust caller.
27781 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
27783 * optabs.c (can_compare_p): Test the predicate of a
27784 cbranch and cstore pattern.
27786 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
27788 * expr.c (convert_move): Use emit_store_flag instead of
27791 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
27793 * config/i386/i386.c (ix86_compare_emitted): Remove.
27794 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
27795 ix86_compare_op0 like ix86_compare_emitted used to be handled.
27796 * config/i386/i386.h (ix86_compare_emitted): Remove.
27797 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
27798 instead of ix86_compare_emitted.
27799 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
27801 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
27803 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
27804 Add t-sysroot-suffix to tmake_file.
27805 * config/print-sysroot-suffix.sh: New file.
27806 * config/t-sysroot-suffix: New file.
27808 2009-04-07 Ben Elliston <bje@au.ibm.com>
27810 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
27811 as the latter produces a warning when the target does not support
27814 2009-04-07 Ben Elliston <bje@au.ibm.com>
27816 * dfp.c: Replace type punning assignments with memcpy throughout.
27817 * Makefile.in (dfp.o-warn): Remove.
27819 2009-04-07 Alan Modra <amodra@bigpond.net.au>
27822 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
27823 Include soft-fp/t-softfp after rs6000/t-linux64.
27825 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
27827 * stor-layout.c (set_sizetype): Use the full precision of their
27828 machine mode for bitsize types.
27830 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
27832 * config/i386/i386.md: Revert 2 accidental checkins.
27834 2009-04-06 Joey Ye <joey.ye@intel.com>
27835 Xuepeng Guo <xuepeng.guo@intel.com>
27836 H.J. Lu <hongjiu.lu@intel.com>
27838 Atom pipeline model, tuning and insn selection.
27839 * config.gcc (atom): Add atom config options and target.
27841 * config/i386/atom.md: New.
27843 * config/i386/i386.c (atom_cost): New cost.
27844 (m_ATOM): New macro flag.
27845 (initial_ix86_tune_features): Set m_ATOM.
27846 (x86_accumulate_outgoing_args): Likewise.
27847 (x86_arch_always_fancy_math_387): Likewise.
27848 (processor_target): Add Atom cost.
27849 (cpu_names): Add Atom cpu name.
27850 (override_options): Set Atom ISA.
27851 (ix86_issue_rate): New case PROCESSOR_ATOM.
27852 (ix86_adjust_cost): Likewise.
27854 * config/i386/i386.h (TARGET_ATOM): New target macro.
27855 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
27856 (TARGET_OPT_AGU): New target option.
27857 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
27858 (processor_type): Add PROCESSOR_ATOM.
27860 * config/i386/i386.md (cpu): Add new value "atom".
27861 (use_carry, movu): New attr.
27862 (atom.md): Include atom.md.
27863 (adddi3_carry_rex64): Set attr "use_carry".
27864 (addqi3_carry): Likewise.
27865 (addhi3_carry): Likewise.
27866 (addsi3_carry): Likewise.
27867 (*addsi3_carry_zext): Likewise.
27868 (subdi3_carry_rex64): Likewise.
27869 (subqi3_carry): Likewise.
27870 (subhi3_carry): Likewise.
27871 (subsi3_carry): Likewise.
27872 (x86_movdicc_0_m1_rex64): Likewise.
27873 (*x86_movdicc_0_m1_se): Likewise.
27874 (x86_movsicc_0_m1): Likewise.
27875 (*x86_movsicc_0_m1_se): Likewise.
27876 (*adddi_1_rex64): Emit add insn as much as possible.
27877 (*addsi_1): Likewise.
27878 (return_internal): Set atom_unit.
27879 (return_internal_long): Likewise.
27880 (return_pop_internal): Likewise.
27881 (*rcpsf2_sse): Set atom_sse_attr attr.
27882 (*qrt<mode>2_sse): Likewise.
27883 (*prefetch_sse): Likewise.
27885 * config/i386/i386-c.c (ix86_target_macros_internal): New case
27887 (ix86_target_macros_internal): Likewise.
27889 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
27890 (*prefetch_sse_rex): Likewise.
27891 (sse_rcpv4sf2): Likewise.
27892 (sse_vmrcpv4sf2): Likewise.
27893 (sse_sqrtv4sf2): Likewise.
27894 (<sse>_vmsqrt<mode>2): Likewise.
27895 (sse_ldmxcsr): Likewise.
27896 (sse_stmxcsr): Likewise.
27897 (*sse_sfence): Likewise.
27898 (sse2_clflush): Likewise.
27899 (*sse2_mfence): Likewise.
27900 (*sse2_lfence): Likewise.
27901 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
27902 (<sse>_movup<ssemodesuffixf2c>): Likewise.
27903 (avx_movdqu<avxmodesuffix>): Likewise.
27904 (avx_lddqu<avxmodesuffix>): Likewise.
27905 (sse2_movntv2di): Change attr "type" to "ssemov".
27906 (sse2_movntsi): Likewise.
27907 (rsqrtv8sf2): Change attr "type" to "sseadd".
27908 (sse3_addsubv2df3): Set attr "atom_unit".
27909 (sse3_h<plusminus_insn>v4sf3): Likewise.
27910 (*sse2_pmaddwd): Likewise.
27911 (*vec_extractv2di_1_rex64): Likewise.
27912 (*vec_extractv2di_1_avx): Likewise.
27913 (sse2_psadbw): Likewise.
27914 (ssse3_phaddwv8hi3): Likewise.
27915 (ssse3_phaddwv4hi3): Likewise.
27916 (ssse3_phadddv4si3): Likewise.
27917 (ssse3_phadddv2si3): Likewise.
27918 (ssse3_phaddswv8hi3): Likewise.
27919 (ssse3_phaddswv4hi3): Likewise.
27920 (ssse3_phsubwv8hi3): Likewise.
27921 (ssse3_phsubwv4hi3): Likewise.
27922 (ssse3_phsubdv4si3): Likewise.
27923 (ssse3_phsubdv2si3): Likewise.
27924 (ssse3_phsubswv8hi3): Likewise.
27925 (ssse3_phsubswv4hi3): Likewise.
27926 (ssse3_pmaddubsw128): Likewise.
27927 (sse3_pmaddubsw: Likewise.
27928 (ssse3_palignrti): Likewise.
27929 (ssse3_palignrdi): Likewise.
27931 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
27933 * doc/install.texi (Specific): Fix two cross-references to MinGW.
27935 2009-04-06 Richard Guenther <rguenther@suse.de>
27937 PR tree-optimization/28868
27938 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
27939 of which PHI results we inserted.
27940 (insert_into_preds_of_block): Record inserted PHIs.
27941 (eliminate): Eliminate redundant PHI nodes.
27942 (init_pre): Init inserted_phi_names.
27944 2009-04-06 Richard Guenther <rguenther@suse.de>
27946 PR tree-optimization/39643
27947 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
27948 IMAGPART_EXPRs of complex constants.
27949 (execute_fold_all_builtins): If we folded a call queue
27950 TODO_update_address_taken.
27952 2009-04-06 Jan Hubicka <jh@suse.cz>
27954 PR middle-end/39659
27955 * except.c (remove_unreachable_regions): Propagate may_contain_throw
27958 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
27960 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
27962 (ic_invalidate_array): Likewise.
27964 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
27966 * calls.c (emit_library_call_value_1): Fix a problem with parameter
27967 alignment for library calls.
27969 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
27971 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
27972 (mingw32 tm clause use_gcc_stdint): Set to wrap.
27973 * config/i386/mingw-stdint.h: New file.
27975 2009-04-05 Richard Guenther <rguenther@suse.de>
27977 PR tree-optimization/39648
27978 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
27979 our &A vs. &A[0] IL deficiencies.
27981 2009-04-04 Jan Hubicka <jh@suse.cz>
27983 * except.c (sjlj_find_directly_reachable_regions): Be ready for
27984 removed toplevel regions.
27985 (sjlj_mark_call_sites): Likewise.
27987 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
27989 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
27990 (cygwin tm clause use_gcc_stdint): Set to wrap.
27991 * config/i386/cygwin-stdint.h: New file.
27993 2009-04-04 Richard Guenther <rguenther@suse.de>
27995 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
27996 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
27997 single-argument PHIs if we are in loop-closed SSA form.
27998 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
27999 for the pre-condition.
28000 (slpeel_tree_peel_loop_to_edge): Likewise.
28001 (vect_build_loop_niters): Take an optional sequence to append stmts.
28002 (vect_generate_tmps_on_preheader): Likewise.
28003 (vect_do_peeling_for_loop_bound): Take extra guards for the
28005 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
28006 the cost model check.
28007 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
28008 guards if we are going to peel. Do not apply versioning in that case.
28009 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
28010 (vect_do_peeling_for_loop_bound): Likewise.
28011 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
28012 loop bound only record extra pre-conditions, do not apply loop
28015 2009-04-04 Richard Guenther <rguenther@suse.de>
28017 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
28020 2009-04-04 Jan Hubicka <jh@suse.cz>
28022 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
28023 last_basic_block for size of bb->index indexed array.
28024 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
28025 compute_out, link_btr_uses, build_btr_def_use_webs,
28026 build_btr_def_use_webs, migrate_btr_defs): Likewise.
28028 2009-04-04 Jan Hubicka <jh@suse.cz>
28030 * except.c (remove_eh_handler_and_replace): Break out from ...
28031 (remove_eh_handler): ... here.
28032 (bring_to_root): New function.
28033 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
28034 handled ones, bring others to root of tree.
28036 2009-04-04 Jan Hubicka <jh@suse.cz>
28038 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
28039 (all_phis_safe_to_merge): New function.
28040 (update_info): New structure.
28041 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
28042 (cleanup_empty_eh): Update SSA if possible.
28044 2009-04-04 Richard Guenther <rguenther@suse.de>
28046 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
28047 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
28048 (append_vuse): Likewise.
28050 2009-04-04 Jakub Jelinek <jakub@redhat.com>
28052 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
28053 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
28054 instead of REG_UNSAVED for DW_CFA_undefined.
28055 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
28056 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
28059 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
28062 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
28064 2009-04-04 Richard Guenther <rguenther@suse.de>
28066 PR tree-optimization/8781
28067 PR tree-optimization/37892
28068 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
28069 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
28070 (valueize_refs): Call it for *& valueizations.
28071 (shared_reference_ops_from_ref): Rename to ...
28072 (valueize_shared_reference_ops_from_ref): ... this and valueize.
28073 (shared_reference_ops_from_call): Rename to ...
28074 (valueize_shared_reference_ops_from_call): ... this and valueize.
28075 (vn_reference_lookup): Update.
28076 (visit_reference_op_call): Likewise.
28077 * tree-ssa-pre.c (phi_translate_1): Fold *&.
28078 (eliminate): Value-replace the call address in call statements.
28080 2009-04-04 Richard Guenther <rguenther@suse.de>
28082 PR tree-optimization/39636
28083 * tree-ssa-forwprop.c
28084 (forward_propagate_addr_into_variable_array_index): Check for
28085 GIMPLE_ASSIGN before accessing the rhs code.
28087 2009-04-03 Jason Merrill <jason@redhat.com>
28089 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
28091 2009-04-03 Steve Ellcey <sje@cup.hp.com>
28093 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
28094 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
28095 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
28096 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
28097 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
28098 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
28099 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
28100 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
28101 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
28102 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
28103 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
28104 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
28105 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
28106 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
28107 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
28108 Use fr_reg_or_fp01_operand instead of fr_register_operand
28110 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
28111 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
28112 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
28114 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
28116 PR rtl-optimization/39607
28117 PR rtl-optimization/39631
28121 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
28122 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
28123 instead of DF_LR_OUT.
28124 * ira-lives.c (process_bb_node_lives): Ditto.
28125 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
28126 instead of DF_LR_{OUT,IN}.
28127 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
28128 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
28130 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
28132 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
28133 (execute_lower_omp): Always run but take the short way out if -fopenmp
28135 (gate_lower_omp): Remove, forcing the pass manager to always run the
28136 pass and always set PROP_gimple_lomp.
28137 (pass_lower_omp): Remove gate function.
28138 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
28139 PROP_trees. Instead, require it.
28140 * ipa-cp.c (pass_ipa_cp): Likewise.
28141 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
28142 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
28143 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
28144 and PROP_gimple_leh.
28146 2009-04-03 Richard Guenther <rguenther@suse.de>
28148 PR middle-end/13146
28149 PR tree-optimization/23940
28150 PR tree-optimization/33237
28151 PR middle-end/33974
28152 PR middle-end/34093
28153 PR tree-optimization/36201
28154 PR tree-optimization/36230
28155 PR tree-optimization/38049
28156 PR tree-optimization/38207
28157 PR tree-optimization/38230
28158 PR tree-optimization/38301
28159 PR tree-optimization/38585
28160 PR middle-end/38895
28161 PR tree-optimization/38985
28162 PR tree-optimization/39299
28163 * tree-ssa-structalias.h: Remove.
28164 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
28165 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
28166 (struct vuse_element_d): Remove.
28167 (struct vuse_vec_d): Likewise.
28168 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
28169 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
28170 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
28171 VUSE_ELEMENT_VAR): Likewise.
28172 (struct voptype_d): Likewise.
28173 (NUM_VOP_FREE_BUCKETS): Likewise.
28174 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
28175 (struct stmt_operands_d): Remove.
28176 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
28177 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
28178 VDEF_NUM, VDEF_VECT): Likewise.
28179 (copy_virtual_operands): Remove.
28180 (operand_build_cmp): Likewise.
28181 (create_ssa_artificial_load_stmt): Likewise.
28182 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
28183 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
28184 vuse_index and mayuse_index members. Pack and move done and iter_type
28185 members to the front.
28186 (SSA_OP_VMAYUSE): Remove.
28187 (SSA_OP_VIRTUAL_USES): Adjust.
28188 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
28189 (unlink_stmt_vdef): Declare.
28190 (add_to_addressable_set): Remove.
28191 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
28192 (vrp_visit_stmt): Likewise.
28193 * doc/tree-ssa.texi (Alias analysis): Update.
28194 * doc/invoke.texi (max-aliased-vops): Remove docs.
28195 (avg-aliased-vops): Likewise.
28196 * tree-into-ssa.c (syms_to_rename): Remove.
28197 (need_to_update_vops_p): Likewise.
28198 (need_to_initialize_update_ssa_p): Rename to ...
28199 (update_ssa_initialized_fn): ... this. Track function we are
28201 (symbol_marked_for_renaming): Simplify.
28202 (add_new_name_mapping): Do not set need_to_update_vops_p.
28203 (dump_currdefs): Use SYMS_TO_RENAME.
28204 (rewrite_update_stmt): Always walk all uses/defs.
28205 (dump_update_ssa): Adjust.
28206 (init_update_ssa): Take function argument. Track what we are
28208 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
28209 (create_new_def_for): Initialize for cfun, assert we are initialized
28211 (mark_sym_for_renaming): Simplify.
28212 (mark_set_for_renaming): Do not initialize update-ssa.
28213 (need_ssa_update_p): Simplify. Take function argument.
28214 (name_mappings_registered_p): Assert we ask for the correct function.
28215 (name_registered_for_update_p): Likewise.
28216 (ssa_names_to_replace): Likewise.
28217 (release_ssa_name_after_update_ssa): Likewise.
28218 (update_ssa): Likewise. Use SYMS_TO_RENAME.
28219 (dump_decl_set): Do not print a newline.
28220 (debug_decl_set): Do it here.
28221 (dump_update_ssa): And here.
28222 * tree-ssa-loop-im.c (move_computations): Adjust.
28223 (movement_possibility): Likewise.
28224 (determine_max_movement): Likewise.
28225 (gather_mem_refs_stmt): Likewise.
28226 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
28227 or NAME_MEMORY_TAG.
28228 * tree-complex.c (update_all_vops): Remove.
28229 (expand_complex_move): Adjust.
28230 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
28231 Simplify test for memory referencing statement. Exclude
28232 non-invariant ADDR_EXPRs.
28233 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
28234 * tree-loop-distribution.c (generate_memset_zero): Adjust.
28235 (rdg_flag_uses): Likewise.
28236 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
28238 (tree_optimize_tail_calls_1): Also split the
28239 edge from the entry block if we have degenerate PHI nodes in
28240 the first basic block.
28241 * tree.c (init_ttree): Remove memory-tag related code.
28242 (tree_code_size): Likewise.
28243 (tree_node_structure): Likewise.
28244 (build7_stat): Re-write to be build6_stat.
28245 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
28246 (SSA_VAR_P): Adjust.
28247 (struct tree_memory_tag): Remove.
28248 (struct tree_memory_partition_tag): Likewise.
28249 (union tree_node): Adjust.
28250 (build7): Re-write to be build6.
28251 * tree-pass.h (pass_reset_cc_flags): Remove.
28252 (TODO_update_address_taken): New flag.
28253 (pass_simple_dse): Remove.
28254 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
28255 * params.h (MAX_ALIASED_VOPS): Remove.
28256 (AVG_ALIASED_VOPS): Likewise.
28257 * omp-low.c (expand_omp_taskreg): Update SSA form.
28258 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
28259 aliases the lhs in a copy stmt.
28260 * tree-ssa-dse.c (struct address_walk_data): Remove.
28261 (memory_ssa_name_same): Likewise.
28262 (memory_address_same): Likewise.
28263 (get_kill_of_stmt_lhs): Likewise.
28264 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
28265 unused stores. Look through PHI nodes into post-dominated regions.
28266 (dse_optimize_stmt): Simplify. Properly remove stores.
28267 (tree_ssa_dse): Compute dominators.
28268 (execute_simple_dse): Remove.
28269 (pass_simple_dse): Likewise.
28270 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
28271 gimple_loaded_syms and gimple_stored_syms computation.
28272 * toplev.c (dump_memory_report): Dump alias and pta stats.
28273 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
28274 (vn_reference_eq): Likewise.
28275 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
28276 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
28277 valueize_vuses): Remove.
28278 (get_def_ref_stmt_vuses): Simplify. Rename to ...
28279 (get_def_ref_stmt_vuse): ... this.
28280 (vn_reference_lookup_2): New function.
28281 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
28282 walking equivalent vuses. Simplify.
28283 (vn_reference_lookup): Likewise.
28284 (vn_reference_insert): Likewise.
28285 (vn_reference_insert_pieces): Likewise.
28286 (visit_reference_op_call): Simplify.
28287 (visit_reference_op_load): Likewise.
28288 (visit_reference_op_store): Likewise.
28289 (init_scc_vn): Remove shared_lookup_vuses initialization.
28290 (free_scc_vn): Remove shared_lookup_vuses freeing.
28291 (sort_vuses, sort_vuses_heap): Remove.
28292 (get_ref_from_reference_ops): Export.
28293 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
28294 vector with single vuse pointer.
28295 (vn_reference_lookup_pieces, vn_reference_lookup,
28296 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
28297 (shared_vuses_from_stmt): Remove.
28298 (get_ref_from_reference_ops): Declare.
28299 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
28300 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
28301 memory-tag related code.
28302 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
28303 (likely_value): Add comment, skip static-chain of call statements.
28304 (surely_varying_stmt_p): Adjust.
28305 (gimplify_and_update_call_from_tree): Likewise.
28306 (execute_fold_all_builtins): Do not rebuild alias info.
28307 (gimplify_and_update_call_from_tree): Properly update VOPs.
28308 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
28309 (copy_ref_info): Remove memory-tag related code.
28310 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
28311 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
28312 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
28314 * tree-ssa-dom.c (gimple_p): Remove typedef.
28315 (eliminate_redundant_computations): Adjust.
28316 (record_equivalences_from_stmt): Likewise.
28317 (avail_expr_hash): Likewise.
28318 (avail_expr_eq): Likewise.
28319 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
28320 (stmt_makes_single_load): Likewise.
28321 (stmt_makes_single_store): Likewise.
28322 * tree-ssa-alias.c: Rewrite completely.
28323 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
28324 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
28325 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
28326 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
28327 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
28328 Remove public functions.
28329 (pass_reset_cc_flags): Remove.
28330 (pass_build_alias): Move ...
28331 * tree-ssa-structalias.c (pass_build_alias): ... here.
28332 * tree-ssa-alias.c (may_be_aliased): Move ...
28333 * tree-flow-inline.h (may_be_aliased): ... here.
28334 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
28335 count_uses_and_derefs): Move ...
28336 * gimple.c: ... here.
28337 * gimple.h (count_uses_and_derefs): Declare.
28338 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
28339 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
28340 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
28341 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
28342 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
28343 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
28344 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
28346 * tree-dfa.c (refs_may_alias_p): Move ...
28347 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
28348 * tree-ssa-alias.h: New file.
28349 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
28350 (statement_sink_location): Likewise.
28351 * opts.c (decode_options): Do not adjust max-aliased-vops or
28352 avg-aliased-vops values.
28353 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
28354 (TV_CALL_CLOBBER): Likewise.
28355 (TV_FLOW_SENSITIVE): Likewise.
28356 (TV_FLOW_INSENSITIVE): Likewise.
28357 (TV_MEMORY_PARTITIONING): Likewise.
28358 (TV_ALIAS_STMT_WALK): New timevar.
28359 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
28360 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
28361 (get_address_description): Remove memory-tag related code.
28362 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
28363 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
28364 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
28365 and immediate uses in statements. Document.
28366 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
28367 (dump_symbols): Remove.
28368 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
28369 * alias.c (get_deref_alias_set): New function split out from ...
28370 (get_alias_set): ... here.
28371 * alias.h (get_deref_alias_set): Declare.
28372 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
28373 type parameter. Remove restrict pointer handling. Create a
28374 ref-all pointer in case type-based alias sets do not conflict.
28375 (vect_analyze_data_refs): Remove SMT related code.
28376 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
28377 (vectorizable_load): Likewise.
28378 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
28379 (DR_SYMBOL_TAG, DR_VOPS): Remove.
28380 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
28381 Ignore vops and SMTs.
28382 (dr_analyze_alias): Likewise..
28383 (free_data_ref): Likewise.
28384 (create_data_ref): Likewise.
28385 (analyze_all_data_dependences): Likewise.
28386 (get_references_in_stmt): Adjust.
28387 * tree-flow-inline.h (gimple_aliases_computed_p,
28388 gimple_addressable_vars, gimple_call_clobbered_vars,
28389 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
28390 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
28391 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
28392 gimple_mem_ref_stats): Remove.
28393 (gimple_vop): New function.
28394 (op_iter_next_use): Remove vuses and mayuses cases.
28395 (op_iter_next_def): Remove vdefs case.
28396 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
28397 (clear_and_done_ssa_iter): Do not set removed fields.
28398 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
28399 Assert we are not iterating over vuses or vdefs if not also
28400 iterating over uses or defs.
28401 (op_iter_init_use): Likewise.
28402 (op_iter_init_def): Likewise.
28403 (op_iter_next_vdef): Remove.
28404 (op_iter_next_mustdef): Likewise.
28405 (op_iter_init_vdef): Likewise.
28406 (compare_ssa_operands_equal): Likewise.
28407 (link_use_stmts_after): Handle vuse operand.
28408 (is_call_used): Use is_call_clobbered.
28409 (is_call_clobbered): Global variables are always call clobbered,
28410 query the call-clobbers bitmap.
28411 (mark_call_clobbered): Ignore global variables.
28412 (clear_call_clobbered): Likewise.
28413 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
28414 virtual operands sanity check.
28415 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
28417 (TARGET_MEM_REF): Remove TMR_TAG operand.
28418 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
28419 Remove call-clobber related code.
28420 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
28421 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
28422 partitions or escape reason.
28423 (get_single_def_stmt, get_single_def_stmt_from_phi,
28424 get_single_def_stmt_with_phi): Remove.
28425 (dump_referenced_vars): Tidy.
28426 (get_ref_base_and_extent): Allow bare decls.
28427 (collect_dfa_stats): Adjust.
28428 * graphite.c (rename_variables_in_stmt): Adjust.
28429 (graphite_copy_stmts_from_block): Likewise.
28430 (translate_clast): Likewise.
28431 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
28433 (translate_vuse_through_block): Use the oracle.
28434 (phi_translate_1): Adjust.
28435 (value_dies_in_block_x): Use the oracle. Cache the outcome
28437 (valid_in_sets): Check if the VUSE for
28438 a REFERENCE is available.
28439 (eliminate): Do not remove stmts during elimination,
28440 instead queue and remove them afterwards.
28441 (do_pre): Do not rebuild alias info.
28442 (pass_pre): Run TODO_rebuild_alias before PRE.
28443 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
28444 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
28445 (mark_all_v_defs_stmt): Remove.
28446 (mark_all_v_defs_seq): Adjust.
28447 (sra_replace): Likewise.
28448 (scalarize_use): Likewise.
28449 (scalarize_copy): Likewise.
28450 (scalarize_init): Likewise.
28451 (scalarize_ldst): Likewise.
28452 (todoflags): Remove.
28453 (tree_sra): Do not rebuild alias info.
28454 (tree_sra_early): Adjust.
28455 (pass_sra): Run TODO_update_address_taken before SRA.
28456 * tree-predcom.c (set_alias_info): Remove.
28457 (prepare_initializers_chain): Do not call it.
28458 (mark_virtual_ops_for_renaming): Adjust.
28459 (mark_virtual_ops_for_renaming_list): Remove.
28460 (initialize_root_vars): Adjust.
28461 (initialize_root_vars_lm): Likewise.
28462 (prepare_initializers_chain): Likewise.
28463 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
28464 (may_propagate_copy_into_stmt): Likewise.
28465 (merge_alias_info): Do nothing for now.
28466 (propagate_tree_value_into_stmt): Adjust.
28467 (stmt_may_generate_copy): Likewise.
28468 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
28469 not mark symbols for renaming.
28470 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
28471 with the same statement, make sure to update the new pointed-to one.
28472 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
28473 call statements, do not mark symbols for renaming.
28474 (mark_operand_necessary): Dump something.
28475 (ref_may_be_aliased): New function.
28476 (mark_aliased_reaching_defs_necessary_1): New helper function.
28477 (mark_aliased_reaching_defs_necessary): Likewise.
28478 (mark_all_reaching_defs_necessary_1): Likewise.
28479 (mark_all_reaching_defs_necessary): Likewise.
28480 (propagate_necessity): Do not process virtual PHIs. For
28481 non-aliased loads mark all reaching definitions as necessary.
28482 For aliased loads and stores mark the immediate dominating
28483 aliased clobbers as necessary.
28484 (visited): New global static.
28485 (perform_tree_ssa_dce): Free visited bitmap after propagating
28487 (remove_dead_phis): Perform simple dead virtual PHI removal.
28488 (remove_dead_stmt): Properly unlink virtual operands when
28490 (eliminate_unnecessary_stmts): Schedule PHI removal after
28492 * tree-ssa-ter.c (is_replaceable_p): Adjust.
28493 (process_replaceable): Likewise.
28494 (find_replaceable_in_bb): Likewise.
28495 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
28496 based on the single gimple vop.
28497 (verify_flow_insensitive_alias_info): Remove.
28498 (verify_flow_sensitive_alias_info): Likewise.
28499 (verify_call_clobbering): Likewise.
28500 (verify_memory_partitions): Likewise.
28501 (verify_alias_info): Likewise.
28502 (verify_ssa): Adjust..
28503 (execute_update_addresses_taken): Export. Update SSA
28504 manually. Optimize only when optimizing. Use a local bitmap.
28505 (pass_update_address_taken): Remove TODO_update_ssa, add
28507 (pass_update_address_taken): Just use TODO_update_address_taken.
28508 (init_tree_ssa): Do not initialize addressable_vars.
28509 (verify_ssa): Verify new VUSE / VDEF properties.
28510 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
28511 Do not call verify_alias_info.
28512 (delete_tree_ssa): Clear the VUSE, VDEF operands.
28513 Do not free the loaded and stored syms bitmaps. Reset the escaped
28514 and callused solutions. Do not free addressable_vars.
28515 Remove memory-tag related code.
28516 (warn_uninitialized_var): Aliases are always available.
28517 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
28518 * lambda-code.c (can_put_in_inner_loop): Adjust.
28519 (can_put_after_inner_loop): Likewise.
28520 (perfect_nestify): Likewise.
28521 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
28522 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
28523 (vectorizable_conversion): Do not mark symbols for renaming.
28524 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
28525 (expand_call_inline): Unlink the calls virtual operands before
28527 (tree_function_versioning): Do not call update_ssa if we are not
28528 updating clones. Simplify.
28529 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
28530 (propagate_with_phi): Likewise..
28531 * tree-outof-ssa.c (create_temp): Remove memory tag and call
28532 clobber code. Assert we are not aliased or global.
28533 * tree-flow.h: Include tree-ssa-alias.h
28534 (enum escape_type): Remove.
28535 (struct mem_sym_stats_d): Likewise.
28536 (struct mem_ref_stats_d): Likewise.
28537 (struct gimple_df): Add vop member. Remove global_var,
28538 call_clobbered_vars, call_used_vars, addressable_vars,
28539 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
28540 escaped and callused members.
28541 (struct ptr_info_def): Remove all members, add points-to solution
28543 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
28544 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
28545 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
28546 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
28547 (tree-ssa-alias.o): Likewise.
28548 (toplev.o): Add tree-ssa-alias.h
28549 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
28550 * gimple.c (gimple_set_bb): Fix off-by-one error.
28551 (is_gimple_reg): Do not handle memory tags.
28552 (gimple_copy): Also copy virtual operands.
28553 Delay updating the statement. Do not reset loaded and stored syms.
28554 (gimple_set_stored_syms): Remove.
28555 (gimple_set_loaded_syms): Likewise.
28556 (gimple_call_copy_skip_args): Copy the virtual operands
28557 and mark the new statement modified.
28558 * tree-ssa-structalias.c (may_alias_p): Remove.
28559 (set_uids_in_ptset): Take the alias set to prune with as
28560 parameter. Fold in the alias test of may_alias_p.
28561 (compute_points_to_sets): Compute whether a ptr is dereferenced
28562 in a local sbitmap.
28563 (process_constraint): Deal with &ANYTHING on the lhs, reject all
28564 other ADDRESSOF constraints on the lhs.
28565 (get_constraint_for_component_ref): Assert that we don't get
28566 ADDRESSOF constraints from the base of the reference.
28567 Properly generate UNKNOWN_OFFSET for DEREF if needed.
28568 (struct variable_info): Remove collapsed_to member.
28569 (get_varinfo_fc): Remove.
28570 (new_var_info): Do not set collapsed_to.
28571 (dump_constraint): Do not follow cycles.
28572 (dump_constraint_graph): Likewise.
28573 (build_pred_graph): Likewise.
28574 (build_succ_graph): Likewise.
28575 (rewrite_constraints): Likewise.
28576 (do_simple_structure_copy): Remove.
28577 (do_rhs_deref_structure_copy): Remove.
28578 (do_lhs_deref_structure_copy): Remove.
28579 (collapse_rest_of_var): Remove.
28580 (do_structure_copy): Re-implement.
28581 (pta_stats): New global variable.
28582 (dump_pta_stats): New function.
28583 (struct constraint_expr): Make offset signed.
28584 (UNKNOWN_OFFSET): Define special value.
28585 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
28586 (solution_set_expand): New helper function split out from ...
28587 (do_sd_constraint): ... here.
28588 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
28589 (do_ds_constraint): Likewise.
28590 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
28591 and CALLUSED = *CALLUSED.
28592 (set_union_with_increment): Make inc argument signed.
28593 (type_safe): Remove.
28594 (get_constraint_for_ptr_offset): Handle unknown and negative
28596 (first_vi_for_offset): Handle offsets before start. Bail
28597 out early for offsets beyond the variable extent.
28598 (first_or_preceding_vi_for_offset): New function.
28599 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
28600 Together with ESCAPED = *ESCAPED this properly computes reachability.
28601 (find_what_var_points_to): New function.
28602 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
28603 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
28604 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
28605 pt_solutions_intersect): New functions.
28606 (compute_call_used_vars): Remove.
28607 (compute_may_aliases): New main entry into PTA computation.
28608 * gimple.h (gimple_p): New typedef.
28609 (struct gimple_statement_base): Remove references_memory_p.
28610 (struct gimple_statement_with_memory_ops_base): Remove
28611 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
28613 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
28614 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
28615 gimple_set_references_memory): Remove.
28616 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
28617 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
28619 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
28620 (verify_expr): Allow RESULT_DECL.
28621 (gimple_duplicate_bb): Do not copy virtual operands.
28622 (gimple_duplicate_sese_region): Adjust.
28623 (gimple_duplicate_sese_tail): Likewise.
28624 (mark_virtual_ops_in_region): Remove.
28625 (move_sese_region_to_fn): Do not call it.
28626 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
28627 and pass_simple_dse.
28628 (execute_function_todo): Handle TODO_update_address_taken,
28629 call execute_update_addresses_taken for TODO_rebuild_alias.
28630 (execute_todo): Adjust.
28631 (execute_one_pass): Init dump files early.
28632 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
28634 (create_general_new_stmt): Clear vops.
28635 * tree-ssa-reassoc.c (get_rank): Adjust.
28636 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
28637 symbols for renaming.
28638 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
28639 (PARAM_AVG_ALIASED_VOPS): Likewise.
28640 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
28641 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
28642 * tree-ssa-operands.c: Simplify for new virtual operand representation.
28643 (operand_build_cmp, copy_virtual_operands,
28644 create_ssa_artificial_load_stmt, add_to_addressable_set,
28645 gimple_add_to_addresses_taken): Remove public functions.
28646 (unlink_stmt_vdef): New function.
28648 2009-04-03 Alan Modra <amodra@bigpond.net.au>
28650 * config.gcc (powerpc-*-linux*): Merge variants.
28652 2009-04-02 Chao-ying Fu <fu@mips.com>
28653 James Grosbach <james.grosbach@microchip.com>
28655 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
28656 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
28658 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
28659 keep_interrupts_masked_p, use_debug_exception_return_p.
28660 (mips_attribute_table): Add interrupt, use_shadow_register_set,
28661 keep_interrupts_masked, use_debug_exception_return.
28662 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
28663 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
28665 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
28666 (mips_print_operand): Process COP0 registers to print $0 .. $31
28667 correctly for GAS to process.
28668 (mips_interrupt_extra_call_saved_reg_p): New function.
28669 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
28671 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
28672 (mips_compute_frame_info): Add supports for interrupt context that
28673 includes doubleword accumulators and COP0 registers.
28674 (mips_for_each_saved_acc): New function.
28675 (mips_for_each_saved_gpr_and_fpr): Change the function name from
28676 mips_for_each_saved_reg.
28677 (mips_save_reg): Save accumulators.
28678 (mips_kernel_reg_p): A new for_each_rtx callback.
28679 (mips_expand_prologue): Support interrupt handlers.
28680 (mips_restore_reg): Restore accumulators.
28681 (mips_expand_epilogue): Support interrupt handlers.
28682 (mips_can_use_return_insn): Return false for interrupt handlers.
28683 (mips_epilogue_uses): New function.
28684 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
28685 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
28686 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
28687 cop0_move): New instructions.
28688 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
28689 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
28691 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
28693 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
28694 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
28695 interrupt handlers, we use K0 as the temporary register.
28696 (EPILOGUE_USES): Change to a function call.
28697 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
28698 handlers, we use K0 as the temporary register.
28700 * doc/extend.texi (Function Attributes): Document interrupt,
28701 use_shadow_register_set, keep_interrupts_masked,
28702 use_debug_exception_return for MIPS attributes.
28704 2009-04-03 Alan Modra <amodra@bigpond.net.au>
28706 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
28707 Remove a number of t-files from tmake_file.
28708 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
28709 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
28710 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
28711 target_prototype, not TARGET_PROTOTYPE.
28712 (LINK_OS_GNU_SPEC): Define.
28713 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
28714 and darwin-ldoubdle.c.
28716 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
28719 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
28720 (cpp_options): Ditto.
28721 (default_compilers): Ditto.
28722 (display_help): Ditto.
28723 (process_command): Ditto.
28724 (do_spec_1): Ditto.
28725 (set_input): Use lbasename instead of duplicate code.
28726 (save_temps_prefix): New static for -save-temps=obj.
28727 (save_temps_length): Ditto.
28729 * doc/invoke.texi (-save-temps=obj): Document new variant to
28730 -save-temps switch.
28732 2009-04-02 Jeff Law <law@redhat.com>
28734 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
28737 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
28739 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
28740 * configure: Regenerated.
28742 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
28744 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
28745 share the argument list.
28747 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
28751 2009-02-12 Diego Novillo <dnovillo@google.com>
28753 * varpool.c (debug_varpool): New.
28754 * cgraph.h (debug_varpool): Declare.
28756 2009-04-02 Jan Hubicka <jh@suse.cz>
28758 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
28761 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
28763 * config/i386/i386.c (ix86_abi): Move initialization to ...
28764 (override_options): Here.
28766 2009-04-02 Christian Bruel <christian.bruel@st.com>
28768 * config/sh/sh.c (sh_dwarf_register_span): New function.
28769 (TARGET_DWARF_REGISTER_SPAN): Define.
28770 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
28772 2009-04-02 Ira Rosen <irar@il.ibm.com>
28774 PR tree-optimization/39595
28775 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
28776 interleaved loads group is not greater than the SLP group size.
28778 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
28780 * builtins.c (is_builtin_name): New.
28781 (called_as_built_in): Use is_builtin_name.
28782 * tree.h (is_builtin_name): New.
28783 * varasm.c (incorporeal_function_p): Use is_builtin_name
28785 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
28787 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
28789 2009-04-02 Dodji Seketeli <dodji@redhat.com>
28792 * c-decl.c (clone_underlying_type): Move this ...
28793 * c-common.c (set_underlying_type): ... here.
28794 Also, make sure the function properly sets TYPE_STUB_DECL() on
28795 the newly created typedef variant type.
28796 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
28797 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
28800 2009-04-02 Richard Guenther <rguenther@suse.de>
28802 PR tree-optimization/37221
28803 * tree-flow.h (degenerate_phi_result): Declare.
28804 * tree-ssa-dom.c (degenerate_phi_result): Export.
28805 * tree-scalar-evolution.c (analyze_initial_condition): If
28806 the initial condition is defined by a degenerate PHI node
28807 use the degenerate value.
28809 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
28811 PR rtl-optimization/39588
28812 * combine.c (merge_outer_ops): Do not set the constant when this
28814 (simplify_shift_const_1): Do not modify it either in this case.
28816 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
28818 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
28819 tuning is deprecated if -mtune value is set to an Itanium1 variant.
28821 2009-04-01 Janis Johnson <janis187@us.ibm.com>
28824 * c-lex.c (interpret_float): Default (no suffix) is double.
28826 2009-04-1 Xinliang David Li <davidxl@google.com>
28828 * config/i386/i386.c (legitimate_constant_p): Recognize
28829 all one vector constant.
28831 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
28833 * config/vax/vax.c: Add #includes to silence warnings.
28834 Change #include order to silence two warnings.
28836 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
28838 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
28839 (ASM_SPEC): Pass -k to the assembler for PIC code.
28841 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
28843 * config.gcc: Add vax-*-linux* to the switch.
28844 * config/vax/linux.h: New file. (TARGET_VERSION,
28845 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
28847 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
28849 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
28850 Use predicate macros instead of GET_CODE() == foo.
28851 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
28852 ashlsi3, rotrsi3, <unnamed>): Likewise.
28854 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
28856 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
28857 jbbccihi, jbbccisi): Remova trailing whitespace.
28858 * config/vax/constraints.md: Likewise.
28859 * config/vax/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
28860 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
28861 * config/vax/predicates.md: Likewise.
28862 * config/vax/vax.c (print_operand_address, vax_output_int_move,
28863 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
28864 * config/vax/vax.h: Likewise.
28865 * config/vax/vax.md (nonlocal_goto): Likewise.
28867 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
28869 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
28870 (indirectable_address_p, adjacent_operands_p): Add spaces around
28872 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
28874 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
28876 * config/vax/vax.c (legitimate_constant_address_p,
28877 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
28878 index_term_p, reg_plus_index_p, legitimate_address_p,
28879 vax_mode_dependent_address_p): Update comments to match functions
28880 modified by the recent int->bool conversion.
28882 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
28884 * config/vax/builtins.md: Update copyright message.
28885 * config/vax/constraints.md: Likewise.
28886 * config/vax/netbsd-elf.h: Likewise.
28887 * config/vax/predicates.md: Likewise.
28888 * config/vax/vax-protos.h: Likewise.
28889 * config/vax/vax.c: Likewise.
28890 * config/vax/vax.h: Likewise.
28891 * config/vax/vax.md: Likewise.
28892 * config/vax/vax.opt: Likewise.
28894 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
28896 * config/vax/builtins.md (ffssi2, ffssi2_internal,
28897 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
28898 * config/vax/constraints.md (B, R): Likewise.
28899 * config/vax/predicates.md (external_memory_operand,
28900 nonimmediate_addsub_di_operand): Likewise.
28901 * config/vax/vax.c (vax_output_int_add): Likewise.
28902 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
28903 untyped_call): Likewise.
28905 2009-04-01 Matt Thomas <matt@3am-software.com>
28907 * config/vax/predicates.md: New file.
28908 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
28909 external_const_operand, nonsymbolic_operand, external_memory_operand,
28910 indirect_memory_operand, indexed_memory_operand,
28911 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
28912 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
28914 * config/vax/constraints.md: New file.
28915 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
28917 * config/vax/builtins.md: New file.
28918 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
28919 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
28921 * config/vax/vax.opt (mqmath): Add option.
28922 * config/vax/vax.md (isfx): Extend with DI.
28923 (VAXintQH, VAXintQHSD): Define.
28924 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
28925 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
28926 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
28927 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
28928 (movdi): Update constraints and use vax_output_int_move().
28929 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
28930 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
28931 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
28932 nonlocal_goto): New.
28933 (mov<mode>): Extend accepted operand types.
28934 (subdi3_old): Rename from subdi3, change update constraints and use
28935 a new implementation.
28936 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
28937 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
28938 MOVE_RATIO, CLEAR_RATIO): Define.
28939 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
28940 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
28941 (PRINT_OPERAND): Redefine using a function instead of inlined code.
28942 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
28943 (split_quadword_operands): Make static and really allow variable
28945 (print_operand_address): Update for PIC generation.
28946 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
28947 indexable_address_p, fixup_mathdi_operand,
28948 vax_expand_addsub_di_operands, adjacent_operands_p): New.
28949 (vax_float_literal, legitimate_constant_p,
28950 indirectable_constant_address_p, index_term_p,
28951 reg_plus_index_p): Return bool instead of int.
28952 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
28954 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
28956 (vax_output_conditional_branch): Indent.
28957 (legitimate_constant_address_p, indirectable_constant_address_p,
28958 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
28959 vax_mode_dependent_address_p): Return bool instead of int, update for
28961 * config/vax/vax-protos.h (legitimate_constant_address_p,
28962 legitimate_constant_p, legitimate_address_p,
28963 vax_mode_dependent_address_p): Change declaration to bool.
28964 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
28965 vax_expand_addsub_di_operands, vax_output_int_subtract,
28966 vax_output_movmemsi): Declare.
28967 (split_quadword_operands, vax_float_literal): Delete declaration.
28968 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
28969 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
28970 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
28971 ASM_OUTPUT_DWARF_PCREL): Define.
28972 (ASM_SPEC): Change definition to allow PIC generation.
28974 2009-04-01 Steve Ellcey <sje@cup.hp.com>
28976 * doc/sourcebuild.texi: Update front-end requirements.
28978 2009-04-01 Jakub Jelinek <jakub@redhat.com>
28981 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
28982 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
28983 (booldi3_internal3): Use boolean_or_operator instead of
28986 2009-04-01 Joseph Myers <joseph@codesourcery.com>
28989 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
28990 declarator whose size is not an integer constant expression but
28991 folds to an integer constant, then treat it as a constant
28994 2009-04-01 Richard Guenther <rguenther@suse.de>
28996 * fold-const.c (fold_plusminus_mult_expr): Do not fold
28997 i * 4 + 2 to (i * 2 + 1) * 2.
28999 2009-04-01 Jakub Jelinek <jakub@redhat.com>
29002 * c-parser.c (c_parser_asm_statement): Skip until close paren and
29003 return if c_parser_asm_string_literal returned NULL.
29005 2009-04-01 Nick Clifton <nickc@redhat.com>
29007 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
29009 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
29010 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
29011 other typedefs to avoid conflicts with libgcc2.c. Define labels
29012 to gain 16-bit bit-manipulation functions from libgcc2.c and then
29014 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
29015 to gain 16-bit trapping arithmetic functions from libgcc2.c and
29018 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
29020 * varasm.c (default_function_rodata_section): Declare DOT as
29023 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
29024 Andrey Galkin <agalkin@hypercom.com>
29027 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
29028 Make object_name unique for each process.
29030 2009-04-01 Jakub Jelinek <jakub@redhat.com>
29033 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
29034 addressable variables in the parallel that could go out of scope while
29035 running queued tasks.
29037 2009-04-01 Anatoly Sokolov <aesok@post.ru>
29039 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
29040 (CASE_VALUES_THRESHOLD): Redefine.
29041 * config/avr/avr.c (avr_override_options): Remove initialization of
29042 avr_case_values_threshold variable.
29043 (avr_case_values_threshold): Remove variable. Add new function.
29044 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
29045 * config/avr/avr.opt (mno-tablejump): Remove option.
29046 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
29048 2009-04-01 DJ Delorie <dj@redhat.com>
29050 * varasm.c (default_function_rodata_section): Don't assume
29051 anything about where the first '.' in the section name is.
29053 2009-04-01 Alan Modra <amodra@bigpond.net.au>
29055 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
29056 rs6000_emit_stack_tie.
29058 2009-03-31 Ian Lance Taylor <iant@google.com>
29060 * tree-eh.c (tree_remove_unreachable_handlers): Compare
29061 gimple_code with GIMPLE_RESX, not RESX.
29063 2009-03-31 Joseph Myers <joseph@codesourcery.com>
29065 * c-common.c (c_get_ident): New.
29066 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
29068 2009-04-01 Ben Elliston <bje@au.ibm.com>
29070 * config/rs6000/sysv4.opt (msdata): Improve option description.
29072 2009-03-31 Steve Ellcey <sje@cup.hp.com>
29074 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
29075 (divdf3_internal_lat): Remove.
29076 (divxf3_internal_lat): Remove.
29077 (divxf3_internal_thr): Remove.
29078 (divxf): Use divxf3_internal.
29079 * config/ia64/div.md (divsf3_internal_lat): New.
29080 (divdf3_internal_lat): New.
29081 (divxf3_internal): New.
29083 2009-03-31 Joseph Myers <joseph@codesourcery.com>
29086 * Makefile.in (USE_GCC_STDINT): Define.
29087 (stmp-int-hdrs): Install stdint.h if applicable.
29088 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
29090 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
29091 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
29092 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
29093 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
29094 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
29095 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
29096 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
29097 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
29098 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
29099 (c_common_nodes_and_builtins): Initialize
29100 underlying_wchar_type_node. Do not initialize
29101 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
29102 nodes for new types.
29103 (c_stddef_cpp_builtins): Define macros for new types.
29104 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
29106 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
29107 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
29108 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
29109 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
29110 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
29111 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
29112 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
29113 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
29114 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
29115 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
29116 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
29117 int16_type_node, int32_type_node, int64_type_node,
29118 uint8_type_node, uint16_type_node, c_uint32_type_node,
29119 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
29120 int_least32_type_node, int_least64_type_node,
29121 uint_least8_type_node, uint_least16_type_node,
29122 uint_least32_type_node, uint_least64_type_node,
29123 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
29124 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
29125 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
29126 uintptr_type_node): Define.
29127 * c-cppbuiltin.c (builtin_define_constants,
29128 builtin_define_type_minmax): New.
29129 (builtin_define_stdint_macros): Define more macros.
29130 (c_cpp_builtins): Define more limit macros.
29131 (type_suffix): New.
29132 (builtin_define_type_max): Define in terms of
29133 builtin_define_type_minmax. Remove is_long parameter. All
29135 * config.gcc (use_gcc_stdint): Define.
29136 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
29137 Add newlib-stdint.h for generic targets.
29138 * config/glibc-stdint.h, config/newlib-stdint.h,
29139 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
29140 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
29141 * config/score/score.h (UINTPTR_TYPE): Define.
29142 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
29143 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
29144 UINT64_TYPE, 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 * config/spu/spu.h (STDINT_LONG32): Define.
29151 * configure.ac (use_gcc_stdint): Substitute.
29152 * configure: Regenerate.
29153 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
29154 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
29155 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
29156 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
29157 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
29158 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
29159 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
29160 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
29161 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
29162 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
29163 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
29164 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
29165 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
29166 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
29167 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
29168 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
29169 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
29170 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
29171 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
29172 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
29173 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
29174 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
29175 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
29176 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
29177 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
29178 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
29179 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
29180 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
29181 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
29183 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
29185 * loop-iv.c (suitable_set_for_replacement): Renamed from
29186 simplify_using_assignment; changed to return bool and to accept new
29187 args DEST and SRC. Return true iff we find a source/destination pair
29188 that can be used to make a replacement, and fill SRC and DEST if so.
29189 Remove arg ALTERED. Don't deal with altered regs here. All callers
29191 (simplify_using_initial_values): Deal with altered regs here and track
29192 more precisely the effect they have on the validity of our expression.
29194 * loop-iv.c (simplify_using_condition): A condition of the form
29195 (EQ REG CONST) can be used to simply make a substitution.
29196 (simplify_using_initial_values): Keep track of conditions we have seen
29197 and keep using them to simplify new expressions, while applying the
29198 same substitutions to them as to the expression.
29200 * simplify-rtx.c (simplify_relational_operation_1): Simplify
29201 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
29204 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
29205 changed. Use this when trying to improve the upper bound.
29206 Generate the comparison by using simplify_gen_relational.
29208 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
29210 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
29212 (simplify_using_assignment, simplify_using_initial_values): Call
29213 replace_in_expr to make replacements. Call replace_single_def_regs
29214 once on the initial version of the expression.
29216 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
29219 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
29221 2009-03-31 Richard Guenther <rguenther@suse.de>
29223 PR middle-end/31029
29224 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
29225 equality comparisons. Fold C - X CMP X if C % 2 == 1.
29227 2009-03-31 Richard Guenther <rguenther@suse.de>
29229 * tree.h (div_if_zero_remainder): Declare.
29230 * fold-const.c (div_if_zero_remainder): Export.
29231 * tree-ssa-forwprop.c
29232 (forward_propagate_addr_into_variable_array_index): Handle
29233 constant array index addition outside of the variable index.
29235 2009-03-31 Joseph Myers <joseph@codesourcery.com>
29238 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
29239 define_splits, floatunssi<mode>2): Require x87 conversions from
29240 DImode to be permitted.
29242 2009-03-31 Joseph Myers <joseph@codesourcery.com>
29244 PR preprocessor/15638
29245 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
29247 2009-03-31 Richard Guenther <rguenther@suse.de>
29249 PR middle-end/23401
29250 PR middle-end/27810
29251 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
29252 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
29253 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
29254 a separate statement.
29255 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
29256 (lookup_tmp_var): Likewise.
29257 (is_gimple_formal_tmp_or_call_rhs): Remove.
29258 (is_gimple_reg_or_call_rhs): Rename to ...
29259 (is_gimple_reg_rhs_or_call): ... this.
29260 (is_gimple_mem_or_call_rhs): Rename to ...
29261 (is_gimple_mem_rhs_or_call): ... this.
29262 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
29263 DECL_GIMPLE_REG_P only if is_formal is true.
29264 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
29265 for non-proper post-modify expression gimplification.
29266 (gimplify_self_mod_expr): For post-modify expressions gimplify
29267 the lvalue to a minimal lvalue.
29268 (rhs_predicate_for): Remove formal temp case.
29269 (gimplify_modify_expr_rhs): Likewise.
29270 (gimplify_addr_expr): Use is_gimple_reg.
29271 (gimplify_expr): Remove formal temp cases.
29272 (gimple_regimplify_operands): Likewise.
29273 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
29274 and FILTER_EXPR like constants.
29275 * gimple.c (walk_gimple_op): Fix val_only initialization, use
29277 (is_gimple_formal_tmp_rhs): Remove.
29278 (is_gimple_reg_rhs): Remove special casing.
29279 (is_gimple_mem_rhs): Fix.
29280 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
29281 (is_gimple_formal_tmp_var): Remove.
29282 (is_gimple_formal_tmp_reg): Likewise.
29283 (is_gimple_min_lval): Allow invariant component ref parts.
29284 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
29285 is_gimple_formal_tmp_reg): Remove declarations.
29286 * tree-cfg.c (verify_expr): Verify that variables with address
29287 taken do not have DECL_GIMPLE_REG_P set.
29288 * tree-mudflap.c (mf_build_check_statement_for): Use
29289 force_gimple_operand instead of gimplify_expr.
29291 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
29293 * modulo-sched.c (sms_schedule_by_order): Pass the actual
29294 schedulable rows to compute_split_row.
29296 2009-03-31 Ben Elliston <bje@au.ibm.com>
29299 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
29302 2009-03-31 Alan Modra <amodra@bigpond.net.au>
29304 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
29305 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
29306 * configure: Regenerate.
29307 * config.in: Regenerate.
29308 * config/rs6000/rs6000.opt (mtls-markers): Add.
29309 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
29310 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
29311 (tls_ld_aix, tls_ld_sysv): Likewise.
29312 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
29313 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
29315 2009-03-31 Alan Modra <amodra@bigpond.net.au>
29317 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
29319 2009-03-30 Jan Hubicka <jh@suse.cz>
29321 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
29323 (tree_remove_unreachable_handlers): Cleanup EH predecestor
29324 detection and label handling.
29326 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
29328 * ira-int.h (ira_allocno): Rename left_conflicts_num to
29329 left_conflicts_size.
29330 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
29331 ALLOCNO_LEFT_CONFLICTS_SIZE.
29333 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
29334 remove_allocno_from_bucket_and_push,
29335 allocno_spill_priority_compare, push_allocnos_to_stack,
29336 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
29337 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
29338 (setup_allocno_left_conflicts_num): Ditto. Rename to
29339 setup_allocno_left_conflicts_size.
29340 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
29341 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
29342 setup_allocno_left_conflicts_size instead of
29343 setup_allocno_left_conflicts_num.
29345 * ira-build.c (ira_create_allocno): Use
29346 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
29347 ALLOCNO_LEFT_CONFLICTS_NUM.
29349 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
29351 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
29352 instead of DF_LR_OUT.
29354 * ira-lives.c (process_bb_node_lives): Ditto.
29356 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
29357 instead of DF_LR_{OUT,IN}.
29359 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
29361 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
29363 2009-03-30 Jan Hubicka <jh@suse.cz>
29365 * except.c (label_to_region_map): Fix thinko.
29367 2009-03-30 Steve Ellcey <sje@cup.hp.com>
29369 PR middle-end/38237
29370 * tree.h (tree_find_value): New declaration.
29371 * tree.c (tree_find_value): New function.
29372 * varasm.c (assemble_external): Avoid duplicate entries on lists.
29374 2009-03-30 Jakub Jelinek <jakub@redhat.com>
29377 * c-decl.c (struct c_binding): Add locus field.
29378 (bind): Add locus argument, set locus field from it.
29379 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
29380 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
29381 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
29382 implicitly_declare, undeclared_variable, lookup_label,
29383 declare_label, c_make_fname_decl, c_builtin_function,
29384 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
29387 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
29390 * config/i386/i386.c (classify_argument): Check total size of
29393 2009-03-30 Martin Jambor <mjambor@suse.cz>
29395 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
29396 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
29397 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
29400 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
29401 seen_variable_array_ref while also traversing a union.
29403 * tree-inline.c (optimize_inline_calls): Do not call
29404 cgraph_node_remove_callees.
29405 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
29406 (pass_remove_cgraph_callee_edges): New variable.
29407 * passes.c (init_optimization_passes): Add
29408 pass_remove_cgraph_callee_edges after early inlining and before all
29409 late intraprocedural passes.
29411 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
29413 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
29415 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
29416 Fix typos in names.
29418 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
29420 * combine.c (simplify_comparison): Use have_insn_for.
29421 * dojump.c (do_jump): Likewise.
29423 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
29425 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
29426 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
29427 sparc_compare_op0 like sparc_compare_emitted used to be handled.
29428 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
29429 instead of sparc_compare_emitted.
29430 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
29431 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
29432 instead of sparc_compare_emitted.
29434 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
29436 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
29437 enter/exit cfglayout mode.
29438 (pass_partition_block): Require it.
29439 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
29440 (combine_instructions): Track basic blocks instead of labels.
29441 (update_cfg_for_uncondjump): New.
29442 (try_combine): Use it. Update jumps after rescanning.
29443 (pass_combine): Require PROP_cfglayout.
29444 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
29446 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
29448 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
29449 Provide/destroy PROP_cfglayout respectively.
29450 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
29451 * tree-pass.h (PROP_cfglayout): New.
29453 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
29455 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
29456 fold_convert_const_fixed_from_fixed,
29457 fold_convert_const_fixed_from_int,
29458 fold_convert_const_fixed_from_real, fold_negate_const): Do not
29459 set TREE_CONSTANT_OVERFLOW.
29460 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
29461 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
29463 2009-03-30 Ira Rosen <irar@il.ibm.com>
29465 * tree-vect-loop-manip.c: New file.
29466 * tree-vectorizer.c: Update documentation and included files.
29467 (vect_loop_location): Make extern.
29468 (rename_use_op): Move to tree-vect-loop-manip.c
29469 (rename_variables_in_bb, rename_variables_in_loop,
29470 slpeel_update_phis_for_duplicate_loop,
29471 slpeel_update_phi_nodes_for_guard1,
29472 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
29473 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
29474 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
29475 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
29476 find_loop_location): Likewise.
29477 (new_stmt_vec_info): Move to tree-vect-stmts.c.
29478 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
29479 get_vectype_for_scalar_type, vect_is_simple_use,
29480 supportable_widening_operation, supportable_narrowing_operation):
29482 (bb_in_loop_p): Move to tree-vect-loop.c.
29483 (new_loop_vec_info, destroy_loop_vec_info,
29484 reduction_code_for_scalar_code, report_vect_op,
29485 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
29486 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
29487 (vect_supportable_dr_alignment): Likewise.
29488 * tree-vectorizer.h (tree-data-ref.h): Include.
29489 (vect_loop_location): Declare.
29490 Reorganize function declarations according to the new file structure.
29491 * tree-vect-loop.c: New file.
29492 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
29493 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
29494 * tree-vect-data-refs.c: New file.
29495 * tree-vect-patterns.c (timevar.h): Don't include.
29496 * tree-vect-stmts.c: New file.
29497 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
29498 tree-vect-slp.c, tree-vect-loop.c.
29499 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
29500 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
29501 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
29502 (tree-vect-analyze.o): Remove.
29503 (tree-vect-transform.o): Likewise.
29504 (tree-vect-data-refs.o): Add rule.
29505 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
29506 tree-vect-slp.o): Likewise.
29507 (tree-vect-patterns.o): Remove redundant dependencies.
29508 (tree-vectorizer.o): Likewise.
29509 * tree-vect-slp.c: New file.
29511 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29513 * optc-gen.awk: Warn if an option flag has multiple different
29516 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
29518 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
29519 -floop-block): Document dependences on PPL, CLooG and Graphite.
29521 2009-03-30 Joseph Myers <joseph@codesourcery.com>
29523 PR rtl-optimization/323
29524 * c-common.c (c_fully_fold, convert_and_check,
29525 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
29526 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
29527 * c-common.def (EXCESS_PRECISION_EXPR): New.
29528 * c-cppbuiltin.c (builtin_define_float_constants): Define
29529 constants with enough digits for long double.
29530 * c-lex.c (interpret_float): Interpret constant with excess
29531 precision where appropriate.
29532 * c-opts.c (c_common_post_options): Set
29533 flag_excess_precision_cmdline. Give an error for
29534 -fexcess-precision=standard for C++ for processors where the
29535 option is significant.
29536 * c-parser.c (c_parser_conditional_expression): Handle excess
29537 precision in condition.
29538 * c-typeck.c (convert_arguments): Handle arguments with excess
29540 (build_unary_op): Move excess precision outside operation.
29541 (build_conditional_expr): Likewise.
29542 (build_compound_expr): Likewise.
29543 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
29544 (build_modify_expr): Handle excess precision in RHS.
29545 (convert_for_assignment): Handle excess precision in converted
29547 (digest_init, output_init_element, process_init_element): Handle
29548 excess precision in initializer.
29549 (c_finish_return): Handle excess precision in return value.
29550 (build_binary_op): Handle excess precision in operands and add
29551 excess precision as needed for operation.
29552 * common.opt (-fexcess-precision=): New option.
29553 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
29554 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
29555 For standard excess precision, output explicit conversion to and
29556 truncation from XFmode.
29557 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
29558 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
29559 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
29560 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
29561 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
29562 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
29563 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
29564 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
29565 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
29566 define_splits, sqrt<mode>2): Disable where appropriate for
29567 standard excess precision.
29568 * convert.c (convert_to_real): Do not shorten arithmetic to type
29569 for which excess precision would be used.
29570 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
29571 * doc/invoke.texi (-fexcess-precision=): Document option.
29572 (-mfpmath=): Correct index entry.
29573 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
29574 flag_excess_precision): New.
29575 * langhooks.c (lhd_post_options): Set
29576 flag_excess_precision_cmdline.
29577 * opts.c (common_handle_option): Handle -fexcess-precision=.
29578 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
29579 init_excess_precision): New.
29580 (lang_dependent_init_target): Call init_excess_precision.
29581 * tree.c (excess_precision_type): New.
29582 * tree.h (excess_precision_type): Declare.
29584 2009-03-30 Joseph Myers <joseph@codesourcery.com>
29587 * c-typeck.c (build_component_ref): Do not copy qualifiers from
29588 non-lvalue to component.
29590 2009-03-29 Joseph Myers <joseph@codesourcery.com>
29592 PR preprocessor/34695
29593 * Makefile.in (c-opts.o): Depend on c-tree.h.
29594 * c-common.c: Move down include of diagnostic.h.
29595 (done_lexing, c_cpp_error): New.
29596 * c-common.h (done_lexing): Declare.
29597 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
29599 * c-opts.c: Include c-tree.h.
29600 (c_common_init_options): Set preprocessor error callback.
29601 (c_common_handle_option): Do not set preprocessor
29602 inhibit_warnings, warnings_are_errors, warn_system_headers,
29603 pedantic_errors or inhibit_warnings flags.
29604 (c_common_post_options): Do not check cpp_errors (parse_in).
29605 (c_common_finish): Do not output dependencies if there were
29606 errors. Do not check return value of cpp_finish.
29607 * c-ppoutput.c (pp_file_change): Set input_location.
29608 * c-tree.h (c_cpp_error): Declare.
29609 * diagnostic.c (diagnostic_set_info_translated): Also initialize
29611 (diagnostic_build_prefix): Check override_column.
29612 * diagnostic.h (diagnostic_info): Add override_column field.
29613 (diagnostic_override_column): Define.
29615 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
29617 * c-common.c (c_expand_expr, c_staticp): Remove.
29618 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
29619 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
29620 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
29621 * c-gimplify.c (gimplify_compound_literal_expr,
29622 optimize_compound_literals_in_ctor): Remove.
29623 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
29624 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
29625 * c-semantics.c (emit_local_var): Remove.
29627 * langhooks-def.h (lhd_expand_expr): Remove.
29628 * langhooks.c (lhd_expand_expr): Remove.
29629 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
29631 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
29632 handling from c-semantics.c; don't call into langhook.
29633 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
29634 * gimplify.c (gimplify_compound_literal_expr,
29635 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
29636 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
29637 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
29638 as was done in c-gimplify.c.
29639 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
29640 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
29641 Move from c-common.h.
29642 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
29644 * tree.c (staticp): Do not call langhook.
29645 * langhooks.c (lhd_staticp): Delete.
29646 * langhooks-def.h (lhd_staticp): Delete prototype.
29647 (LANG_HOOKS_STATICP): Delete.
29648 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
29650 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
29651 instead of DECL_STMTs.
29653 2009-03-29 Joseph Myers <joseph@codesourcery.com>
29661 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
29663 (fold_call_expr): Return a NOP_EXPR from folding rather than the
29664 contained expression.
29665 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
29666 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
29667 conditional expressions for C.
29668 (decl_constant_value_for_optimization): Move from
29669 decl_constant_value_for_broken_optimization in c-typeck.c. Check
29670 whether optimizing and that the expression is a VAR_DECL not of
29671 array type instead of doing such checks in the caller. Do not
29672 check pedantic. Call gcc_unreachable for C++.
29673 * c-common.def (C_MAYBE_CONST_EXPR): New.
29674 * c-common.h (c_fully_fold, c_save_expr,
29675 decl_constant_value_for_optimization): New prototypes.
29676 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
29677 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
29678 EXPR_INT_CONST_OPERANDS): Define.
29679 * c-convert.c (convert): Strip nops from expression.
29680 * c-decl.c (groktypename): Take extra parameters expr and
29681 expr_const_operands. Update call to grokdeclarator.
29682 (start_decl): Update call to grokdeclarator. Add statement for
29683 expressions used in type of decl.
29684 (grokparm): Update call to grokdeclarator.
29685 (push_parm_decl): Update call to grokdeclarator.
29686 (build_compound_literal): Add parameter non_const and build a
29687 C_MAYBE_COSNT_EXPR if applicable.
29688 (grokdeclarator): Take extra parameters expr and
29689 expr_const_operands. Track expressions used in declaration
29690 specifiers and declarators. Fold array sizes and track whether
29691 they are constant expressions and whether they are integer
29692 constant expressions.
29693 (parser_xref_tag): Set expr and expr_const_operands fields in
29695 (grokfield): Update call to grokdeclarator.
29696 (start_function): Update call to grokdeclarator.
29697 (build_null_declspecs): Set expr and expr_const_operands fields in
29699 (declspecs_add_type): Handle expressions in typeof specifiers.
29700 * c-parser.c (c_parser_declspecs): Set expr and
29701 expr_const_operands fields for declaration specifiers.
29702 (c_parser_enum_specifier): Likewise.
29703 (c_parser_struct_or_union_specifier): Likewise.
29704 (c_parser_typeof_specifier): Likewise. Update call to
29705 groktypename. Fold expression as needed. Return expressions with
29706 type instead of adding statements.
29707 (c_parser_attributes): Update calls to c_parser_expr_list.
29708 (c_parser_statement_after_labels): Fold expression before passing
29709 to objc_build_throw_stmt.
29710 (c_parser_condition): Fold expression.
29711 (c_parser_asm_operands): Fold expression.
29712 (c_parser_conditional_expression): Use c_save_expr. Update call
29713 to build_conditional_expr.
29714 (c_parser_alignof_expression): Update call to groktypename.
29715 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
29716 original_code. Fold expression argument of va_arg. Create
29717 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
29718 argument to va_arg. Update calls to groktypename. Fold array
29719 index for offsetof. Verify that first argument to
29720 __builtin_choose_expr has integer type.
29721 (c_parser_postfix_expression_after_paren_type): Update calls to
29722 groktypename and build_compound_literal. Handle expressions with
29723 side effects in type name.
29724 (c_parser_postfix_expression_after_primary): Update call to
29725 c_parser_expr_list. Set original_code for calls to
29726 __builtin_constant_p.
29727 (c_parser_expr_list): Take extra parameter fold_p. Fold
29728 expressions if requested.
29729 (c_parser_objc_type_name): Update call to groktypename.
29730 (c_parser_objc_synchronized_statement): Fold expression.
29731 (c_parser_objc_receiver): Fold expression.
29732 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
29733 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
29734 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
29735 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
29736 (struct c_typespec): Add elements expr and expr_const_operands.
29737 (struct c_declspecs): Add elements expr and expr_const_operands.
29738 (groktypename, build_conditional_expr, build_compound_literal):
29740 (in_late_binary_op): Declare.
29741 * c-typeck.c (note_integer_operands): New function.
29742 (in_late_binary_op): New variable.
29743 (decl_constant_value_for_broken_optimization): Move to c-common.c
29744 and rename to decl_constant_value_for_optimization.
29745 (default_function_array_conversion): Do not strip nops.
29746 (default_conversion): Do not call
29747 decl_constant_value_for_broken_optimization.
29748 (build_array_ref): Do not fold result.
29749 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
29750 result when operand is a VLA.
29751 (c_expr_sizeof_type): Update call to groktypename. Handle
29752 expressions included in type name. Use C_MAYBE_CONST_EXPR for
29753 result when operand names a VLA type.
29754 (build_function_call): Update call to build_compound_literal.
29755 Only fold result for calls to __builtin_* functions. Strip
29756 NOP_EXPR from INTEGER_CST returned from such functions. Fold
29757 the function designator.
29758 (convert_arguments): Fold arguments. Update call to
29759 convert_for_assignment.
29760 (build_unary_op): Handle increment and decrement of
29761 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
29762 decrement earlier. Fold operand of increment and decrement.
29763 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
29764 built for integer operand. Wrap returns that are INTEGER_CSTs
29765 without being integer constant expressions or that have integer
29766 constant operands without being INTEGER_CSTs.
29767 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
29768 (build_conditional_expr): Add operand ifexp_bcp. Track whether
29769 result is an integer constant expression or can be used in
29770 unevaluated parts of one and avoid folding and wrap as
29771 appropriate. Fold operands before possibly doing -Wsign-compare
29773 (build_compound_expr): Wrap result for C99 if operands can be used
29774 in integer constant expressions.
29775 (build_c_cast): Update call to digest_init. Do not ignore
29776 overflow from casting floating-point constants to integers. Wrap
29777 results that could be confused with integer constant expressions,
29778 null pointer constants or floating-point constants.
29779 (c_cast_expr): Update call to groktypename. Handle expressions
29780 included in type name.
29781 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
29782 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
29783 Update calls to convert_for_assignment.
29784 (convert_for_assignment): Take new parameter
29785 null_pointer_constant. Do not strip nops or call
29786 decl_constant_value_for_broken_optimization. Set
29787 in_late_binary_op for conversions to boolean.
29788 (store_init_value): Update call to digest_init.
29789 (digest_init): Take new parameter null_pointer_constant. Do not
29790 call decl_constant_value_for_broken_optimization. pedwarn for
29791 initializers not constant expressions. Update calls to
29792 convert_for_assignment.
29793 (constructor_nonconst): New.
29794 (struct constructor_stack): Add nonconst element.
29795 (really_start_incremental_init, push_init_level, pop_init_level):
29796 Handle constructor_nonconst and nonconst element.
29797 (set_init_index): Call constant_expression_warning for array
29799 (output_init_element): Fold value. Set constructor_nonconst as
29800 applicable. pedwarn for initializers not constant expressions.
29801 Update call to digest_init. Call constant_expression_warning
29802 where constant initializers are required.
29803 (process_init_element): Use c_save_expr.
29804 (c_finish_goto_ptr): Fold expression.
29805 (c_finish_return): Fold return value. Update call to
29806 convert_for_assignment.
29807 (c_start_case): Fold switch expression.
29808 (c_process_expr_stmt): Fold expression.
29809 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
29810 ensure statement expression is not evaluated in constant expression.
29811 (build_binary_op): Track whether results are integer constant
29812 expressions or may occur in such, disable folding and wrap results
29813 as applicable. Fold operands for -Wsign-compare warnings unless
29815 (c_objc_common_truthvalue_conversion): Handle results folded to
29816 integer constants that are not integer constant expressions.
29817 * doc/extend.texi: Document when typeof operands are evaluated,
29818 that condition of __builtin_choose_expr is an integer constant
29819 expression, and more about use of __builtin_constant_p in
29822 2009-03-29 Richard Guenther <rguenther@suse.de>
29824 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
29825 propagate addresses of array references.
29827 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
29829 * regmove.c (perhaps_ends_bb_p): Remove.
29830 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
29831 from INSN and check that the main loop stays within that basic block.
29832 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
29833 (regmove_forward_pass): Split out from regmove_optimize. Use
29834 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
29835 (regmove_backward_pass): Split out from regmove_optimize. Use
29836 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
29837 (regmove_optimize): Simplify.
29839 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
29842 * config/i386/i386.c (classify_argument): Ignore flexible array
29843 member in struct and warn ABI change.
29845 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
29847 * config/i386/i386-protos.h (ix86_agi_dependent): New.
29849 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
29850 (ix86_adjust_cost): Updated.
29852 2009-03-29 Jan Hubicka <jh@suse.cz>
29854 PR middle-end/28850
29855 * tree-pass.h (pass_cleanup_eh): New function.
29856 (remove_unreachable_regions): Break code handling RTL
29857 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
29858 that can not be reached by runtime.
29859 (can_be_reached_by_runtime): New function.
29860 (label_to_region_map): New function.
29861 (num_eh_regions): New function.
29862 (rtl_remove_unreachable_regions): New function.
29863 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
29864 (remove_eh_region): New function.
29865 * except.h: Include sbitmap and vecprim.
29866 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
29867 num_eh_regions): Declare.
29868 * passes.c (init_optimization_passes): Schedule cleanup_eh.
29869 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
29870 * tree-eh.c (tree_remove_unreachable_handlers): New function.
29871 (tree_empty_eh_handler_p): New function.
29872 (cleanup_empty_eh): New function.
29873 (cleanup_eh): New function.
29874 (pass_cleanup_eh): New function.
29876 2009-03-29 Jan Hubicka <jh@suse.cz>
29878 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
29879 for removed regions.
29881 2009-03-29 Jan Hubicka <jh@suse.cz>
29883 * except.c (dump_eh_tree): Dump all datastructures.
29885 2009-03-29 Jan Hubicka <jh@suse.cz>
29887 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
29888 (duplicate_eh_regions_1): Likewise.
29889 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
29890 vector; call EH verification.
29891 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
29892 Be ready for region being removed.
29894 2009-03-29 Jan Hubicka <jh@suse.cz>
29896 * bitmap.c (bitmap_last_set_bit): New function.
29897 * bitmap.h (bitmap_last_set_bit): Declare.
29899 2009-03-29 David Ayers <ayers@fsfe.org>
29902 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
29903 by calling objc_compare_types and surpress warnings about
29904 incompatible C pointers that are compatible ObjC pointers.
29906 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
29908 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
29909 call initialize_inline_failed.
29910 (initialize_inline_failed): Move it from here ...
29911 * cgraph.c (initialize_inline_failed): ... to here.
29912 (cgraph_create_edge): Call initialize_inline_failed rather than
29913 setting inline_failed directly.
29915 2009-03-29 Ben Elliston <bje@au.ibm.com>
29918 * sysv4.opt (msdata): Improve comment.
29919 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
29920 * sysv4.h (SVR4_ASM_SPEC): Likewise.
29922 2009-03-29 Ben Elliston <bje@au.ibm.com>
29925 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
29926 load and store attributes.
29928 2009-03-29 Ben Elliston <bje@au.ibm.com>
29930 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
29931 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
29932 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
29933 * doc/extend.texi (X86 Built-in Functions): Add index entries for
29934 __builtin_infq and __builtin_huge_valq.
29936 2009-03-28 Anatoly Sokolov <aesok@post.ru>
29938 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
29940 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
29941 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
29943 2009-03-28 Xinliang David Li <davidxl@google.com>
29945 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
29946 (do_dbg_cnt): New function.
29948 2009-03-28 Jan Hubicka <jh@suse.cz>
29950 Merge from pretty-ipa:
29952 2009-03-27 Jan Hubicka <jh@suse.cz>
29954 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
29955 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
29956 * passes.c (function_called_by_processed_nodes_p): New.
29957 * ipa-pure-const.c (check_call): Fix handling of operands.
29958 (analyze_function): Dump debug output for skipped bodies.
29959 (local_pure_const): Use function_called_by_processed_nodes_p.
29960 * dwarf2out.c (reference_to_unused): Use output.
29961 * passes.c (do_per_function_toporder): Likewise.
29963 2008-11-12 Jan Hubicka <jh@suse.cz>
29965 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
29966 * ipa-pure-const.c (funct_state_d): Add can throw field; make
29967 state_set_in_source enum
29968 (check_decl): Ignore memory tags; do not set fake looping flags;
29970 (check_operand, check_tree, check_rhs_var, check_lhs_var,
29971 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
29972 (check_call, analyze_function): Rewrite.
29974 (add_new_function): Update call of analyze_function.
29975 (generate_summary): Add call of analyze_function.
29976 (propagate): Propagate can_throw; handle state_set_in_source correctly.
29977 (local_pure_const): New function.
29978 (pass_local_pure_const): New pass.
29979 * ipa-inline.c (inline_transform): Set after_inlining.
29980 * tree-eh.c (stmt_can_throw_external): New.
29981 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
29982 work with aliasing built.
29983 * tree-flow.h (stmt_can_throw_external): New.
29984 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
29985 and local pure/const pass in early and late optimization queue.
29987 2009-03-28 Martin Jambor <mjambor@suse.cz>
29989 * fold-const.c (get_pointer_modulus_and_residue): New parameter
29991 (fold_binary): Allow function decl aligment consideration is the
29992 second argument is integer constant one.
29993 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
29994 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
29995 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
29997 2009-03-28 Jan Hubicka <jh@suse.cz>
29999 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
30000 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
30001 * function.h (rtl_data): Add nothrow flag.
30002 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
30003 set DECL_NOTHROW for AVAILABLE functions.
30005 2009-03-28 Jakub Jelinek <jakub@redhat.com>
30007 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
30008 following vector keyword has expansion starting with pixel or bool
30009 keyword, expand vector to __vector and pixel or bool to __pixel or
30013 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
30014 warn_if_disallowed_function_p): Removed.
30015 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
30016 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
30017 warning_if_disallowed_function_p.
30018 * flags.h (warn_if_disallowed_function_p,
30019 warn_disallowed_functions): Removed.
30020 * common.opt (Wdisallowed-function-list=): Removed.
30021 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
30023 2009-03-28 Richard Guenther <rguenther@suse.de>
30025 PR tree-optimization/38723
30026 * tree-ssa-pre.c (compute_avail): Add all default definitions to
30029 2009-03-28 Jan Hubicka <jh@suse.cz>
30031 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
30032 test introduced by my previous patch.
30034 2009-03-28 Richard Guenther <rguenther@suse.de>
30036 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
30037 the PHIs value undefined.
30039 2009-03-28 Jan Hubicka <jh@suse.cz>
30041 * tree-pass.h (pass_fixup_cfg): New pass.
30042 * ipa-inline.c (inline_transform): Set
30043 always_inline_functions_inlined/after_inlining.
30044 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
30045 (pass_fixup_cfg): New pass.
30046 * passes.c (init_optimization_passes): Add fixup_cfg.
30048 2009-03-28 Richard Guenther <rguenther@suse.de>
30050 PR tree-optimization/38458
30051 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
30052 argument use the arguments copy-of value.
30054 2009-03-28 Richard Guenther <rguenther@suse.de>
30056 PR tree-optimization/38180
30057 * tree-ssa-ccp.c (get_default_value): Simplify.
30058 (likely_value): Likewise.
30059 (surely_varying_stmt_p): Properly handle VOP case.
30060 (ccp_initialize): Likewise.
30061 (ccp_fold): Handle propagating through *&.
30062 (fold_const_aggregate_ref): Also handle decls.
30064 2009-03-28 Jan Hubicka <jh@suse.cz>
30066 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
30067 * cgraph.h (cgraph_node): Likewise.
30068 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
30069 (cgraph_reset_node): Use process flag.
30070 (cgraph_mark_functions_to_output): Likewise.
30071 (cgraph_expand_function): Likewise.
30072 (cgraph_expand_all_functions): Likewise.
30073 (cgraph_output_in_order): Likewise.
30074 * dwarf2out.c (reference_to_unused): Likewise.
30075 * passes.c do_per_function_toporder): Likewise.
30077 2009-03-28 Jan Hubicka <jh@suse.cz>
30079 Bring from lto-branch:
30081 2008-09-03 Doug Kwan <dougkwan@google.com>
30083 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
30084 enums instead of reason strings.
30085 * cgraph.c (cgraph_create_edge): Same.
30086 (cgraph_inline_failed_string): New function.
30087 * cgraph.h (cgraph_inline_failed_t): New enum type.
30088 (cgraph_inline_failed_string): New prototype.
30089 (struct cgraph_edge): Change type of INLINED_FAILED from constant
30090 char pointer to cgraph_inline_failed_t.
30091 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
30092 (cgraph_default_inline_p): Ditto.
30093 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
30094 to cgraph_inline_failed_t pointer.
30095 * cif-code.def: New file.
30096 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
30098 (cgraph_check_inline_limits): Change type of REASON to pointer to
30099 cgraph_inline_failed_t. Replace reason strings with enums.
30100 (cgraph_default_inline_p): Ditto.
30101 (cgraph_recursive_inlining_p): Ditto.
30102 (update_caller_keys): Change type of FAILED_REASON to
30103 cgraph_inline_failed_t.
30104 (cgraph_set_inline_failed): Change type of REASON to pointer to
30105 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
30106 convert enums to strings for text output.
30107 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
30108 to be of type cgraph_inline_failed_t. Replace reason strings with
30109 enums. Call cgraph_inline_failed_string to covert enums
30110 to strings for text output.
30111 (cgraph_decide_inlining): Replace reason strings with enums.
30112 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
30113 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
30115 * tree-inline.c (expand_call_inline): Change type of REASON
30116 to cgraph_inline_failed_t. Replace reason strings with enums.
30117 Call cgraph_inline_failed_string for text output.
30118 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
30121 2009-03-28 Jan Hubicka <jh@suse.cz>
30123 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
30124 cgraph_clone_node): Remove master clone handling.
30125 (cgraph_is_master_clone, cgraph_master_clone): Remove.
30126 * cgraph.h (master_clone): Remove.
30127 (cgraph_is_master_clone, cgraph_master_clone): Remove.
30128 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
30129 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
30131 2009-03-28 Jan Hubicka <jh@suse.cz>
30133 * cgraph.c (cgraph_function_body_availability): Functions declared
30134 inline are always safe to assume that it is not going to be replaced.
30136 2009-03-28 Richard Guenther <rguenther@suse.de>
30138 PR tree-optimization/38513
30139 * tree-ssa-pre.c (eliminate): Remove redundant stores.
30140 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
30141 EXC_PTR_EXPR and FILTER_EXPR.
30142 (get_ref_from_reference_ops): Likewise.
30144 2009-03-28 Richard Guenther <rguenther@suse.de>
30146 PR tree-optimization/38968
30147 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
30148 Use FLOOR_MOD_EXPR to compute misalignment.
30150 2009-03-28 Richard Guenther <rguenther@suse.de>
30152 PR tree-optimization/37795
30153 * tree.h (combine_comparisons): Declare.
30154 * fold-const.c (combine_comparisons): Export.
30155 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
30157 (ifcombine_iforif): Use combine_comparisons.
30159 2009-03-28 Jan Hubicka <jh@suse.cz>
30161 * tree-eh.c (inlinable_call_p): New function.
30162 (make_eh_edges): Use it.
30163 (verify_eh_edges): Use it.
30164 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
30165 * except.c (reachable_next_level): Add inlinable_function argument
30166 (sjlj_find_directly_reachable_regions): Update.
30167 (add_reachable_handler): Do not set saw_any_handlers.
30168 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
30169 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
30170 Add new inlinable call parameter.
30171 (can_throw_internal, can_throw_external): Update.
30172 * except.h (can_throw_internal_1, can_throw_external_1,
30173 foreach_reachable_handler): Update declaration.
30175 2009-03-28 Joseph Myers <joseph@codesourcery.com>
30177 * config/arm/t-arm-coff, config/h8300/coff.h,
30178 config/i386/i386-aout.h, config/i386/i386-coff.h,
30179 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
30180 config/pdp11/2bsd.h, config/rs6000/aix41.h,
30181 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
30182 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
30183 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
30184 sys-types.h: Remove.
30185 * Makefile.in: Remove protoize and fixproto support and references
30187 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
30188 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
30190 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
30191 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
30192 unprotoize$(exeext).
30193 (rest.encap): Don't depend on $(STMP_FIXPROTO)
30194 (.PHONY): Don't depend on proto.
30195 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
30196 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
30197 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
30198 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
30199 build/gen-protos.o, build/scan.o, xsys-protos.h,
30200 build/fix-header$(build_exeext), build/fix-header.o,
30201 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
30202 stmp-install-fixproto): Remove.
30203 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
30204 SYSCALLS.c or fixproto files.
30205 (install-common): Don't install protoize.
30206 (install-headers-tar, install-headers-cpio, install-headers-cp):
30207 Don't depend on $(STMP_FIXPROTO).
30208 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
30209 install fixproto files or write out fixproto settings.
30210 (uninstall): Don't uninstall protoize.
30211 * config.gcc (use_fixproto): Remove.
30212 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
30213 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
30214 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
30215 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
30216 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
30217 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
30218 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
30219 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
30220 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
30221 * config/t-vxworks (STMP_FIXPROTO): Remove.
30222 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
30223 STMP_FIXPROTO): Remove.
30224 * config.in, configure: Regenerate.
30225 * crtstuff.c (gid_t, uid_t): Don't undefine.
30226 * doc/install.texi: Change m68k-coff to m68k-elf in example.
30227 (arm-*-coff, arm-*-aout: Remove target entries.
30228 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
30229 Remove mention of AIX 4.1.
30230 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
30231 * doc/invoke.texi (Running Protoize): Remove.
30232 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
30233 (Protoize Caveats): Remove.
30234 * tsystem.h: Update comments on headers assumed to exist.
30236 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
30238 * genautomata.c: Add a new year to the copyright. Add a new
30240 (struct insn_reserv_decl): Add comments for member bypass_list.
30241 (find_bypass): Remove.
30242 (insert_bypass): New.
30243 (process_decls): Use insert_bypass.
30244 (output_internal_insn_latency_func): Output all bypasses with the
30245 same input insn in one switch case.
30247 * rtl.def (define_bypass): Describe bypass choice.
30248 * doc/md.texi (define_bypass): Ditto.
30250 2009-03-27 Richard Guenther <rguenther@suse.de>
30252 * gimplify.c (mark_addressable): Export.
30253 * tree-flow.h (mark_addressable): Declare.
30254 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
30255 * tree-ssa.c (verify_phi_args): Verify that address taken
30256 variables have TREE_ADDRESSABLE set.
30258 2009-03-27 Richard Guenther <rguenther@suse.de>
30260 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
30261 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
30262 Do not mark decls TREE_ADDRESSABLE.
30263 (build_fold_addr_expr): Adjust.
30264 (fold_addr_expr): Remove.
30265 (fold_unary): Use build_fold_addr_expr.
30266 (fold_comparison): Likewise.
30267 (split_address_to_core_and_offset): Likewise.
30268 * coverage.c (tree_coverage_counter_addr): Mark the array decl
30270 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
30271 (gimplify_modify_expr_to_memcpy): Mark source and destination
30273 * omp-low.c (create_omp_child_function): Mark the object decl
30275 (lower_rec_input_clauses): Mark the var we take the address of
30277 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
30279 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
30281 PR middle-end/39315
30282 * cfgexpand.c (expand_one_stack_var_at): Change alignment
30283 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
30285 2009-03-27 Richard Guenther <rguenther@suse.de>
30287 PR tree-optimization/39120
30288 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
30290 (handle_lhs_call): Process return constraints. Add escape
30291 constraints if necessary.
30292 (handle_const_call): Fill out return constraints. Make nested
30293 case more precise. Avoid consttmp if possible.
30294 (handle_pure_call): Fill out return constraints. Avoid
30295 callused if possible.
30296 (find_func_aliases): Simplify call handling.
30298 2009-03-27 Richard Guenther <rguenther@suse.de>
30300 PR tree-optimization/39120
30301 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
30302 as a representative.
30303 (solve_graph): Do propagate CALLUSED.
30304 (handle_pure_call): Use a scalar constraint from CALLUSED for
30306 (find_what_p_points_to): CALLUSED shall not appear in poins-to
30309 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
30312 * c-common.c (handle_aligned_attribute): Properly check alignment
30313 overflow. Use (1U << i) instead of (1 << i).
30315 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
30317 * expr.h (get_mem_align_offset): Updated.
30319 * tree.h (tree_decl_common): Change align to "unsigned int" and
30320 move it before pointer_alias_set.
30322 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
30323 Jakub Jelinek <jakub@redhat.com>
30326 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
30327 gr_register_operand with gr_reg_or_0_operand.
30328 (cmpxchg_rel_di): Likewise.
30329 (sync_lock_test_and_set<mode>): Likewise.
30331 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
30333 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
30334 (true_regnum): Likewise.
30336 * rtlanal.c (subreg_info): Moved to ...
30337 * rtl.h (subreg_info): Here. New.
30338 (subreg_get_info): New.
30340 * rtlanal.c (subreg_get_info): Make it extern.
30342 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
30345 * config/i386/i386.c (ix86_abi): New.
30346 (override_options): Handle -mabi=.
30347 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
30348 (ix86_call_abi_override): Likewise.
30349 (init_cumulative_args): Likewise.
30350 (function_arg_advance): Likewise.
30351 (function_arg_64): Likewise.
30352 (function_arg): Likewise.
30353 (ix86_pass_by_reference): Likewise.
30354 (ix86_function_value_regno_p): Likewise.
30355 (ix86_build_builtin_va_list_abi): Likewise.
30356 (setup_incoming_varargs_64): Likewise.
30357 (is_va_list_char_pointer): Likewise.
30358 (ix86_init_machine_status): Likewise.
30359 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
30360 (ix86_function_type_abi): Return enum calling_abi. Rewrite
30361 for 64bit. Replace DEFAULT_ABI with ix86_abi.
30362 (ix86_function_abi): Make it static and return enum calling_abi.
30363 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
30365 (ix86_fn_abi_va_list): Updated.
30367 * config/i386/i386.h (ix86_abi): New.
30368 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
30369 (CONDITIONAL_REGISTER_USAGE): Likewise.
30370 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
30371 (machine_function): Likewise.
30373 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
30375 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
30376 (STACK_BOUNDARY): Likewise.
30377 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
30379 * config/i386/i386.opt (mabi=): New.
30381 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
30382 return enum calling_abi.
30383 (ix86_function_type_abi): Likewise.
30384 (ix86_function_abi): Removed.
30386 * doc/invoke.texi: Document -mabi= option for x86.
30388 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30390 * builtins.c (real_dconstp): Delete.
30391 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
30393 2009-03-27 Dodji Seketeli <dodji@redhat.com>
30394 Jakub Jelinek <jakub@redhat.com>
30397 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
30398 (gen_subprogram_die): When a function is explicit, generate the
30399 DW_AT_explicit attribute.
30400 * langhooks.h (struct lang_hooks_for_decls): Add
30401 function_decl_explicit_p langhook.
30402 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
30403 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
30405 2009-03-27 Jakub Jelinek <jakub@redhat.com>
30407 * builtins.c (fold_builtin_memory_op): Optimize memmove
30408 into memcpy if we can prove source and destination don't overlap.
30410 * tree-inline.c: Include gt-tree-inline.h.
30411 (clone_fn_id_num): New variable.
30412 (clone_function_name): New function.
30413 (tree_function_versioning): Use it.
30414 * Makefile.in (GTFILES): Add tree-inline.c.
30416 2009-03-27 Mark Mitchell <mark@codesourcery.com>
30418 * BASE-VER: Change to 4.5.0.
30420 2009-03-27 Xinliang David Li <davidxl@google.com>
30422 PR tree-optimization/39557
30423 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
30425 2009-03-27 Xinliang David Li <davidxl@google.com>
30427 PR tree-optimization/39548
30428 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
30431 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
30433 * c-common.c (pointer_int_sum): Use %wd on return from
30436 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
30438 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
30439 on return from tree_low_cst.
30441 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
30444 * ginclude/stdarg.h (va_copy): Define also for
30445 __GXX_EXPERIMENTAL_CXX0X__.
30447 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30450 * builtins.h (c_strlen): Do not warn here.
30451 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
30452 * c-common.c (pointer_int_sum): Take an explicit location.
30453 Warn about offsets out of bounds.
30454 * c-common.h (pointer_int_sum): Adjust declaration.
30456 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
30458 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
30461 2009-03-26 Jakub Jelinek <jakub@redhat.com>
30464 * opts.c (warn_if_disallowed_function_p): Don't assume
30465 get_callee_fndecl must return non-NULL.
30467 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
30469 PR rtl-optimization/39522
30470 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
30471 when reg_reloaded_valid is set.
30473 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
30475 * config/spu/divv2df3.c: New file.
30476 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
30477 (DPBIT_FUNCS): Filter out _div_df.
30479 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
30481 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
30482 a jump insn, count that jump in the distance to the loop start.
30484 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
30487 * config/sh/sh.c (calc_live_regs): Fix condition for global
30488 registers except PIC_OFFSET_TABLE_REGNUM.
30490 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
30493 * doc/invoke.texi (-mconsole): New.
30495 (-mno-cygwin): New.
30497 (-mnop-fun-dllimport): New.
30501 (sub section "i386 and x86-64 Windows Options"): New.
30503 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
30505 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
30506 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
30508 2009-03-25 Richard Guenther <rguenther@suse.de>
30510 PR middle-end/39497
30511 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
30514 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
30516 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
30517 neither of haifa/selective schedulers are working.
30519 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
30521 * doc/invoke.texi (Debugging Options): Fix description of
30522 -fno-merge-debug-strings.
30524 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
30526 * config/cris/libgcc.ver: New version-script.
30527 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
30529 * configure.ac <GAS features, nop mnemonic>: Add pattern
30530 crisv32-*-* for "nop".
30531 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
30532 * configure: Regenerate.
30534 2009-03-24 Ira Rosen <irar@il.ibm.com>
30536 PR tree-optimization/39529
30537 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
30538 mark_sym_for_renaming for the tag copied to the new vector
30541 2009-03-24 Arthur Loiret <aloiret@debian.org>
30543 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
30544 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
30545 EXTRA_SPEC_FUNCTIONS.
30546 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
30547 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
30548 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
30549 -march and -mtune options.
30551 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
30553 * config/m68k/t-rtems: Add m5329 multilib.
30555 2009-03-24 Dodji Seketeli <dodji@redhat.com>
30556 Jakub Jelinek <jakub@redhat.com>
30559 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
30562 2009-03-23 Jakub Jelinek <jakub@redhat.com>
30565 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
30566 instead of c_parser_expression_conv, if original_code isn't one of the
30567 4 allowed comparison codes, fail.
30569 2009-03-23 Richard Guenther <rguenther@suse.de>
30571 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
30572 * tree.h (struct tree_type): Likewise.
30573 * reload.h (struct insn_chain): Likewise.
30574 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
30575 * function.h (struct function): Likewise.
30576 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
30578 2009-03-23 Jakub Jelinek <jakub@redhat.com>
30580 PR tree-optimization/39516
30581 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
30583 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
30585 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
30586 should be set true if BITS_PER_WORD of target is bigger than 32
30588 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
30590 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
30591 Translate -B-options to -rpath-link. Correct existing
30592 rpath-link and conditionalize on !nostdlib.
30594 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
30596 * doc/extend.texi (Function Attributes, Variable Attributes):
30598 * doc/invoke.texi (Debugging Options, Optimize Options)
30599 (i386 and x86-64 Options, MCore Options): Likewise.
30601 2009-03-20 Jakub Jelinek <jakub@redhat.com>
30604 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
30605 it for block local namespace aliases.
30606 (gen_decl_die): Pass context_die to gen_namespace_die.
30608 2009-03-19 Jakub Jelinek <jakub@redhat.com>
30611 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
30612 minimum or maximum value.
30614 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
30616 * reginfo.c (globalize_reg): Recompute derived reg sets.
30618 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
30621 * libgcc2.c (mprotect): Do not use signed arguments for
30622 VirtualProtect, use DWORD arguments. Also fix the 'may
30623 be used uninitialized' warning for the np variable.
30625 2009-03-19 Jakub Jelinek <jakub@redhat.com>
30628 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
30629 functions using regparm calling conventions when not optimizing.
30630 (ix86_function_sseregparm): Similarly for sseregparm calling
30633 2009-03-19 Li Feng <nemokingdom@gmail.com>
30635 PR middle-end/39500
30636 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
30637 dependence if the first conflict is after niter iterations.
30639 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
30641 PR middle-end/38609
30642 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
30643 functions with dynamic stack-pointer adjustments.
30645 2009-03-19 Ben Elliston <bje@au.ibm.com>
30647 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
30648 option; change to -msdata=data.
30650 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
30652 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
30655 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
30658 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
30660 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
30662 * doc/invoke.texi (Code Gen Options): Expand discussion of
30665 2009-03-18 Jakub Jelinek <jakub@redhat.com>
30667 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
30668 * matrix-reorg.c (struct matrix_info): Likewise.
30669 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
30670 * rtl.h (struct mem_attrs): Likewise.
30671 * df.h (struct df): Likewise.
30672 * tree-data-ref.h (struct data_dependence_relation): Likewise.
30673 * ira-int.h (struct ira_allocno): Likewise.
30674 * df-scan.c (struct df_collection_rec): Likewise.
30675 * ira.c (struct equivalence): Likewise.
30676 * function.c (struct temp_slot): Likewise.
30677 * cfgloop.h (struct loop): Likewise.
30680 * function.c (use_register_for_decl): When not optimizing, disregard
30681 register keyword for variables with types containing methods.
30683 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
30685 PR middle-end/39447
30686 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
30687 (is_simple_operand): Call contains_component_ref_p before calling data
30688 reference analysis that would fail on COMPONENT_REFs.
30690 * tree-vrp.c (search_for_addr_array): Fix formatting.
30692 2009-03-18 Richard Guenther <rguenther@suse.de>
30694 * tree-vect-transform.c (vect_loop_versioning): Fold the
30695 generated comparisons.
30696 * tree-vectorizer.c (set_prologue_iterations): Likewise.
30697 (slpeel_tree_peel_loop_to_edge): Likewise.
30699 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
30701 PR middle-end/37805
30702 * opts.c (print_specific_help): In addition to `undocumented',
30703 accept `separate' and `joined' flags if passed alone. Describe
30704 output by the first matched one of those.
30705 (common_handle_option): Skip over empty strings.
30706 * gcc.c (display_help): Fix help string for `--help='.
30707 * doc/invoke.texi (Option Summary, Overall Options): With
30708 `--help=', classes and qualifiers can both be repeated, but
30709 only the latter can be negated. One should not pass only
30710 negated qualifiers. Fix markup and examples.
30713 2008-10-14 Jakub Jelinek <jakub@redhat.com>
30714 PR middle-end/37805
30715 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
30716 and -fhelp=separate.
30718 2009-03-17 Jing Yu <jingyu@google.com>
30720 PR middle-end/39378
30721 * function.h (struct rtl_data): Move is_thunk from here...
30722 (struct function): ...to here.
30723 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
30724 * varasm.c (assemble_start_function): Change is_thunk from crtl to
30726 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
30728 (alpha_does_function_need_gp, alpha_start_function): Likewise.
30729 (alpha_output_function_end_prologue): Likewise.
30730 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
30731 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
30732 (rs6000_output_function_epilogue): Likewise.
30733 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
30735 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
30738 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
30739 from different units in a single alternative.
30740 (*truncdfsf_i387): Ditto.
30741 (*truncxfsf2_mixed): Ditto.
30742 (*truncxfdf2_mixed): Ditto.
30744 2009-03-17 Jakub Jelinek <jakub@redhat.com>
30746 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
30747 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
30750 * tree-ssa-live.c (remove_unused_locals): Don't remove local
30751 unused non-artificial variables when not optimizing.
30754 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
30755 DW_TAG_imported_module even if decl is IMPORTED_DECL with
30756 NAMESPACE_DECL in its DECL_INITIAL.
30758 PR middle-end/39443
30759 * optabs.c (set_user_assembler_libfunc): New function.
30760 * expr.h (set_user_assembler_libfunc): New prototype.
30761 * c-common.c: Include libfuncs.h.
30762 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
30763 for memcmp, memset, memcpy, memmove and abort.
30764 * Makefile.in (c-common.o): Depend on libfuncs.h.
30767 * dwarf2out.c (gen_inlined_enumeration_type_die,
30768 gen_inlined_structure_type_die, gen_inlined_union_type_die,
30769 gen_tagged_type_instantiation_die): Removed.
30770 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
30773 2009-03-17 Janis Johnson <janis187@us.ibm.com>
30776 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
30778 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
30779 (check-parallel-%): Ditto.
30780 (check-consistency): Ditto.
30782 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
30784 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
30785 local variable rhs by NULL_TREE.
30787 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
30790 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
30792 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
30795 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
30797 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
30800 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
30801 for ms->sysv ABI calls only in 64bit mode.
30803 * config/i386/i386.md (untyped_call): Support 32bit.
30805 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
30807 * doc/extend.texi: Replace x86_65 with x86_64.
30809 2009-03-16 Jakub Jelinek <jakub@redhat.com>
30811 PR tree-optimization/39455
30812 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
30813 mismatches for POINTER_TYPE_P (type).
30814 (number_of_iterations_le): Likewise.
30816 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
30818 * config/picochip/picochip.c: Removed profiling support.
30819 * config/picochip/picochip.md: Removed profiling instruction.
30820 * config/picochip/picochip.h: Removed profiling builtin.
30822 2009-03-16 Joseph Myers <joseph@codesourcery.com>
30824 * doc/install.texi (--with-host-libstdcxx): Document.
30826 2009-03-14 Anatoly Sokolov <aesok@post.ru>
30829 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
30830 generate a warning if the function name does not begin with
30831 "__vector" and the function has either the 'signal' or 'interrupt'
30832 attribute, from here to ...
30833 (avr_declare_function_name): ...here. New function.
30834 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
30835 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
30837 2009-03-14 Jakub Jelinek <jakub@redhat.com>
30840 * cse.c (fold_rtx): Don't modify original const_arg1 when
30841 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
30842 separate variable instead.
30843 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
30844 from out of range shift counts.
30845 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
30847 2009-03-13 Catherine Moore <clm@codesourcery.com>
30849 * config/i386/x-mingw32 (host-mingw32.o): Replace
30850 diagnostic.h with $(DIAGNOSTIC_H).
30852 2009-03-12 Jakub Jelinek <jakub@redhat.com>
30855 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
30857 * config/i386/sync.md (sync_compare_and_swap<mode>,
30858 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
30859 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
30861 (sync_double_compare_and_swapdi_pic,
30862 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
30863 cmpxchg8b_pic_memory_operand instead of just memory_operand.
30865 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
30868 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
30870 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
30873 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
30874 (avx_addsubv4df3): Likewise.
30875 (*avx_addsubv4sf3): Likewise.
30876 (sse3_addsubv4sf3): Likewise.
30878 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
30881 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
30883 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
30886 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
30887 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
30888 registers for allocnos created from user-defined variables.
30890 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
30893 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
30894 of non-integer mode as well.
30896 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
30898 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
30899 for functions for which the parameter types are unknown.
30901 2009-03-11 Jakub Jelinek <jakub@redhat.com>
30904 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
30905 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
30906 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
30907 * config/i386/i386.c (ix86_local_alignment): For
30908 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
30909 long long variables on the stack to avoid dynamic realignment.
30910 Allow the first argument to be a decl rather than type.
30911 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
30913 2009-03-11 Nick Clifton <nickc@redhat.com>
30916 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
30918 Add description to mno-lsim option.
30919 * config/mcore/mcore.h: Remove comment about deprecated m4align
30921 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
30922 * doc/invoke.texi: Add description of mno-lsim and
30923 mstack-increment options.
30925 * config/fr30/fr30.opt: Document the -mno-lsim option.
30926 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
30927 and -mno-lsim options.
30929 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
30931 * fold-const.c (fold_comparison): Only call fold_inf_compare
30932 if the mode supports infinities.
30934 2009-03-11 Jason Merrill <jason@redhat.com>
30937 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
30938 end already did. Notice GIMPLE_CALL modifications of the result.
30939 Don't copy debug information from an ignored decl or a decl from
30942 2009-03-10 Richard Guenther <rguenther@suse.de>
30943 Nathan Froyd <froydnj@codesourcery.com>
30945 PR middle-end/37850
30946 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
30947 (__divMODE3): Likewise.
30949 2009-03-09 Jakub Jelinek <jakub@redhat.com>
30951 PR tree-optimization/39394
30952 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
30953 DECL_SIZE_UNIT of variable length FIELD_DECLs.
30955 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
30957 * recog.c (verfiy_changes): Disallow renaming of hard regs in
30958 inline asms for register asm ("") declarations.
30960 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
30962 * fold-const.c (fold_unary): Fix comment.
30964 2009-03-07 Jan Hubicka <jh@suse.cz>
30967 * tree-inline.c (setup_one_parameter): Do replacement of const
30968 argument by constant in SSA form.
30970 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
30972 PR middle-end/38028
30973 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
30974 determine alignment passed to assign_stack_local.
30975 (assign_parms_unsplit_complex): Likewise.
30976 * except.c (sjlj_build_landing_pads): Likewise.
30978 2009-03-06 Jakub Jelinek <jakub@redhat.com>
30980 PR middle-end/39360
30981 * tree-flow.h (add_referenced_var): Return bool instead of void.
30982 * tree-dfa.c (add_referenced_var): Return result of
30983 referenced_var_check_and_insert call.
30984 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
30985 of referenced_var_check_and_insert.
30988 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
30989 (gen_variable_die): Emit DW_AT_location on abstract static variable's
30990 DIE, don't emit it if abstract origin already has it.
30991 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
30992 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
30994 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
30996 * genpreds.c (needs_variable): Fix parentheses at variable name
30998 (write_tm_constrs_h): Indent generated code.
31000 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
31002 * doc/extend.texi (Function Attributes): Add documentation
31003 for isr attributes.
31005 2009-03-06 Jakub Jelinek <jakub@redhat.com>
31008 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
31009 take locus from its DECL_SOURCE_LOCATION instead of input_location.
31011 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
31013 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
31016 2009-03-05 Jakub Jelinek <jakub@redhat.com>
31019 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
31020 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
31022 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
31024 * config/i386/i386.md (R8_REG, R9_REG): New constants.
31025 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
31026 constants instead of magic numbers.
31027 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
31029 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
31030 (x86_64_ms_abi_int_parameter_registers): Ditto.
31031 (x86_64_int_return_registers): Ditto.
31032 (ix86_maybe_switch_abi): Ditto.
31033 (ix86_expand_call): Ditto for clobbered_registers array.
31034 (ix86_hard_regno_mode_ok): Ditto.
31035 (x86_extended_QIreg_mentioned_p): Ditto.
31037 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
31039 PR tree-optimization/39349
31040 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
31042 * combine.c (gen_lowpart_for_combine): Use omode when generating
31045 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
31047 PR rtl-optimization/39235
31048 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
31050 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
31052 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
31054 2009-03-04 Richard Guenther <rguenther@suse.de>
31056 PR tree-optimization/39362
31057 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
31058 that occur in abnormal PHIs should be varying.
31060 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
31062 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
31064 (simple_iv): Take loop as an argument instead of statement.
31065 * tree-scalar-evolution.h (simple_iv): Declaration changed.
31066 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
31068 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
31070 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
31071 * matrix-reorg.c (analyze_transpose): Ditto.
31072 * tree-data-ref.c (dr_analyze_innermost): Ditto.
31073 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
31074 * tree-predcom.c (ref_at_iteration): Ditto.
31075 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
31077 2009-03-04 Richard Guenther <rguenther@suse.de>
31079 PR tree-optimization/39358
31080 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
31081 escaped_id and callused_id.
31082 (solve_graph): Likewise.
31084 2009-03-04 Richard Guenther <rguenther@suse.de>
31086 PR tree-optimization/39339
31087 * tree-sra.c (try_instantiate_multiple_fields): Make it
31088 no longer ICE on the above.
31090 2009-03-03 Joseph Myers <joseph@codesourcery.com>
31092 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
31093 that fits within Pmode.
31095 2009-03-03 Steve Ellcey <sje@cup.hp.com>
31097 PR middle-end/10109
31098 * tm.texi (LIBCALL_VALUE): Update description.
31100 2009-03-03 Steve Ellcey <sje@cup.hp.com>
31102 PR middle-end/34443
31103 * doc/extend.texi (section): Update description.
31105 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
31107 PR middle-end/39345
31108 * tree-inline.c (remapped_type): New.
31109 (can_be_nonlocal): Call remapped_type instead of remap_type.
31111 2009-03-03 Jakub Jelinek <jakub@redhat.com>
31114 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
31115 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
31117 2009-03-03 Richard Guenther <rguenther@suse.de>
31119 PR middle-end/39272
31120 * tree.c (tree_nonartificial_location): New function.
31121 * tree.h (tree_nonartificial_location): Declare.
31122 * builtins.c (expand_builtin_memory_chk): Provide location
31123 of the call location for artificial function pieces.
31124 (maybe_emit_chk_warning): Likewise.
31125 (maybe_emit_sprintf_chk_warning): Likewise.
31126 (maybe_emit_free_warning): Likewise.
31127 * expr.c (expand_expr_real_1): Likewise.
31129 2009-03-03 Jakub Jelinek <jakub@redhat.com>
31131 PR tree-optimization/39343
31132 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
31133 COMPONENT_REF t has ARRAY_TYPE.
31135 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
31137 PR middle-end/39335
31138 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
31139 when the type precision of the induction variable should be
31140 larger than the type precision of nit.
31141 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
31142 * graphite.c (graphite_loop_normal_form): Same.
31143 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
31145 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
31147 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
31148 (*call_1_rex64_ms_sysv): Use named constants instead of magic
31149 numbers to describe clobbered registers.
31150 (*call_value_0_rex64_ms_sysv): Ditto.
31151 * config/i386/mmx.md (mmx_emms): Ditto.
31152 (mmx_femms): Ditto.
31154 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
31156 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
31159 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
31161 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
31162 (spu_section_type_flags): New function.
31164 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
31166 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
31167 reg_class_contents of FLOAT_REGS into a temporary.
31169 2009-03-02 Richard Guenther <rguenther@suse.de>
31170 Ira Rosen <irar@il.ibm.com>
31172 PR tree-optimization/39318
31173 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
31174 information to the vectorized statement.
31176 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
31178 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
31179 variable. Use defined names instead of magic constants for REX SSE
31182 2009-03-01 Richard Guenther <rguenther@suse.de>
31184 PR tree-optimization/39331
31185 * omp-low.c (lower_send_shared_vars): Do not receive new
31186 values for the reference of DECL_BY_REFERENCE parms or results.
31188 2009-03-01 Jan Hubicka <jh@suse.cz>
31191 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
31192 BLOCK_NONLOCALIZED_VAR): New macros.
31193 (tree_block): Add nonlocalized_vars.
31194 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
31195 gen_decl_die): Add origin argument. Allow generation of die with
31196 origin at hand only.
31197 (gen_member_die, gen_type_die_with_usage, force_decl_die,
31198 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
31200 (gen_block_die): Fix checking for unused blocks.
31201 (process_scope_var): Break out from .... ; work with origins only.
31202 (decls_for_scope) ... here; process nonlocalized list.
31203 (dwarf2out_ignore_block): Look for nonlocalized vars.
31204 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
31206 (dump_scope_block): Dump them.
31207 * tree-inline.c (remap_decls): Handle nonlocalized vars.
31208 (remap_block): Likewise.
31209 (can_be_nonlocal): New predicate.
31210 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
31212 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
31214 * configure: Regenerate.
31216 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
31218 * optc-gen.awk: No need to duplicate option flags twice.
31219 Reuse help texts for duplicate options which do not have any.
31221 * gcc.c (display_help): Document --version.
31223 * gcc.c (main): If print_help_list and verbose_flag, ensure
31224 driver output comes before subprocess output.
31226 * optc-gen.awk: Assign all remaining fields to help string,
31227 space-separated, for multi-line help in *.opt.
31229 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
31230 -Wno-pedantic-ms-format is for MinGW targets only.
31232 * doc/options.texi (Option file format): Fix bad indentation,
31233 restoring dropped sentence.
31235 2009-02-28 Jan Hubicka <jh@suse.cz>
31237 * tree-inline.c (tree_function_versioning): Output debug info.
31239 2009-02-28 Jan Hubicka <jh@suse.cz>
31242 * tree-inline.c (setup_one_parameter): Do not copy propagate
31243 arguments when not optimizing.
31245 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
31248 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
31249 (avx_addsubv4df3): Likewise.
31250 (*avx_addsubv4sf3): Likewise.
31251 (sse3_addsubv4sf3): Likewise.
31252 (*avx_addsubv2df3): Likewise.
31253 (sse3_addsubv2df3): Likewise.
31254 (avx_unpckhps256): Correct item selectors.
31255 (avx_unpcklps256): Likewise.
31256 (avx_unpckhpd256): Likewise.
31257 (avx_unpcklpd256): Likewise.
31259 2009-02-28 Jan Hubicka <jh@suse.cz>
31261 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
31263 (copy_arguments_for_versioning): If var is declared don't declare it.
31264 (tree_function_versioning): First setup substitutions and then copy
31267 2009-02-27 Jan Hubicka <jh@suse.cz>
31270 * cgraph.h (varpool_output_debug_info): Remove.
31271 * cgraphunit.c (varpool_output_debug_info): Remove.
31272 * dwarf2out.c (deferred_locations_struct): New struct
31273 (deferred_locations): New type.
31274 (deferred_locations_list): New static var.
31275 (deffer_location): New function.
31276 (gen_variable_die): Use it.
31277 (decls_for_scope): Output info on local static vars.
31278 (dwarf2out_finish): Process deferred locations.
31279 * varpool.c (varpool_output_debug_info): Remove.
31281 2009-02-27 Jan Hubicka <jh@suse.cz>
31284 * tree.h (TREE_PROTECTED): Fix comment.
31285 (BLOCK_HANDLER_BLOCK): Remove.
31286 (struct tree_block): Remove handler_block add body_block.
31287 (inlined_function_outer_scope_p): New.
31288 (is_body_block): Remove.
31289 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
31290 * dwarf2out.c (is_inlined_entry_point): Remove.
31291 (add_high_low_attributes): Use inlined_function_outer_scope_p.
31292 (gen_block_die): Use is_inlined_entry_point check. Remove body block
31294 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
31295 * gimplify.c (gimplify_expr): Gimplify body blocks.
31296 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
31297 block with multiple subblocks.
31298 (dump_scope_block): Prettier output; dump more flags and info.
31299 (dump_scope_blocks): New.
31300 (remove_unused_locals): Use dump_scope_blocks.
31301 * tree-flow.h (dump_scope_blocks): Declare.
31302 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
31303 * stmt.c (is_body_block): Remove.
31304 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
31305 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
31307 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
31309 PR middle-end/39308
31310 * graphite.c (graphite_loop_normal_form): Do not call
31311 number_of_iterations_exit from a gcc_assert.
31313 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
31315 * config/s390/s390.c (s390_swap_cmp): Look for conditional
31316 jumps if COND is NULL.
31317 (find_cond_jump): New function.
31318 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
31319 * config/s390/s390.md: Remove z10_cobra attribute value.
31321 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
31323 * config/alpha/alpha.h (alpha_expand_mov): Return false if
31324 force_const_mem returns NULL_RTX.
31326 2009-02-26 Jan Hubicka <jh@suse.cz>
31329 * cgraph.h (varpool_output_debug_info): Remove.
31330 * cgraphunit.c (varpool_output_debug_info): Remove.
31331 * dwarf2out.c (deferred_locations_struct): New struct
31332 (deferred_locations): New type.
31333 (deferred_locations_list): New static var.
31334 (deffer_location): New function.
31335 (gen_variable_die): Use it.
31336 (decls_for_scope): Output info on local static vars.
31337 (dwarf2out_finish): Process deferred locations.
31338 * varpool.c (varpool_output_debug_info): Remove.
31340 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
31342 PR rtl-optimization/39241
31343 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
31344 to subreg_offset_representable_p.
31346 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
31348 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
31349 execute function prototype. Get f and nregs from max_reg_num
31350 and get_insns. Remove the first backward pass as it's dead,
31351 guard the forward pass by flag_expensive_optimizations.
31352 (rest_of_handle_regmove): Delete.
31353 (pass_regmove): Replace it with regmove_optimize.
31355 2009-02-25 Martin Jambor <mjambor@suse.cz>
31357 PR tree-optimization/39259
31358 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
31359 calls_alloca function flags.
31360 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
31361 calls are detected.
31363 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
31365 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
31366 flags_set_1_rtx, flags_set_1_set): Delete.
31367 (regmove_optimize): Do not call mark_flags_life_zones.
31369 2009-02-24 Julian Brown <julian@codesourcery.com>
31372 * config/arm/arm.c (require_pic_register): Only set
31373 cfun->machine->pic_reg once per function.
31375 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
31377 * doc/invoke.texi (Link Options): Document an easier way to pass
31378 options that take arguments to the GNU linker using -Xlinker and -Wl.
31380 2009-02-24 Steve Ellcey <sje@cup.hp.com>
31383 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
31385 2009-02-24 Richard Guenther <rguenther@suse.de>
31388 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
31390 2009-02-24 Richard Guenther <rguenther@suse.de>
31391 Zdenek Dvorak <ook@ucw.cz>
31393 PR tree-optimization/39233
31394 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
31395 from converting them to a generic type.
31397 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
31399 PR tree-optimization/39260
31400 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
31401 contains a condition with a real type.
31402 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
31404 2009-02-23 Jason Merrill <jason@redhat.com>
31407 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
31408 narrowing_initializer_constant_valid_p.
31409 (narrowing_initializer_constant_valid_p): Don't return
31410 null_pointer_node for adding a pointer to itself.
31412 2009-02-23 Jan Hubicka <jh@suse.cz>
31415 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
31418 2009-02-23 Jan Hubicka <jh@suse.cz>
31420 PR tree-optimization/37709
31421 * tree.c (block_ultimate_origin): Move here from dwarf2out.
31422 * tree.h (block_ultimate_origin): Declare.
31423 * dwarf2out.c (block_ultimate_origin): Move to tree.c
31424 * tree-ssa-live.c (remove_unused_scope_block_p):
31425 Eliminate blocks containig no instructions nor live variables nor
31427 (dump_scope_block): New function.
31428 (remove_unused_locals): Enable removal of dead blocks by default;
31429 enable dumping at TDF_DETAILS.
31431 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
31433 * config/i386/i386.c (classify_argument): Don't allow COImode
31435 (function_arg_advance_32): Don't allow OImode.
31436 (function_arg_32): Likewise.
31437 (function_value_32): Likewise.
31438 (return_in_memory_32): Likewise.
31439 (function_arg_64): Remove OImode comment.
31441 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
31444 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
31445 ix86_expand_vector_set for V4DImode in 64bit mode only.
31446 (ix86_expand_vector_init_one_var): Likewise.
31448 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
31450 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
31452 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
31455 * loop-iv.c: Revert last change.
31456 * emit-rtl.c: Likewise.
31458 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
31461 * config/i386/i386.c (type_natural_mode): Remove an extra
31462 space in the warning message.
31463 (function_value_32): Handle 32-byte vector modes.
31464 (return_in_memory_32): Likewise.
31466 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
31468 * loop-iv.c (truncate_value): New function.
31469 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
31471 (lowpart_subreg): Move to...
31472 * emit-rtl.c: ...here.
31474 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
31476 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
31477 accidental and undocumented change at revision 140860.
31479 2009-02-21 Joseph Myers <joseph@codesourcery.com>
31481 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
31482 take gimple_seq * arguments.
31483 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
31484 types_compatible_p langhook.
31486 2009-02-20 Mark Mitchell <mark@codesourcery.com>
31487 Joseph Myers <joseph@codesourcery.com>
31489 * config/arm/arm.c (arm_builtin_va_list): New function.
31490 (arm_expand_builtin_va_start): Likewise.
31491 (arm_gimplify_va_arg_expr): Likewise.
31492 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
31493 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
31494 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
31495 (va_list_type): New variable.
31496 (arm_mangle_type): Mangle va_list_type appropriately.
31498 2009-02-20 Jakub Jelinek <jakub@redhat.com>
31500 PR middle-end/39157
31501 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
31502 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
31503 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
31504 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
31505 parameter to 1000 for -O1 by default.
31506 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
31508 * loop-invariant.c: Include params.h.
31509 (move_loop_invariants): Don't call move_single_loop_invariants on
31512 2009-02-20 Jaka Mocnik <jaka@xlab.si>
31514 * calls.c (emit_library_call_value_1): Use slot_offset instead of
31515 offset when calculating bounds for indexing stack_usage_map. Fixes
31516 a buffer overflow with certain target setups.
31518 2009-02-20 Jakub Jelinek <jakub@redhat.com>
31521 * calls.c (expand_call): Clear try_tail_call if caller and callee
31522 disagree in promotion of function return value.
31524 2009-02-19 Jakub Jelinek <jakub@redhat.com>
31527 * c-common.c (c_determine_visibility): If visibility changed and
31528 DECL_RTL has been already set, call make_decl_rtl to update symbol
31531 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
31534 * varasm.c (assemble_variable): Don't check DECL_NAME when
31535 globalizing a variable.
31537 2009-02-19 Joseph Myers <joseph@codesourcery.com>
31540 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
31541 expression before any __builtin_trap call.
31542 * c-typeck.c (build_function_call): Convert and check function
31543 arguments before generating a call to a trap. Evaluate the
31544 function arguments before the trap.
31546 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
31549 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
31550 (UNSPEC_FXAM_MEM): New unspec.
31551 (fxam<mode>2_i387_with_temp): New insn and split pattern.
31552 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
31553 memory using fxam<mode>2_i387_with_temp to remove excess precision.
31555 2009-02-19 Richard Guenther <rguenther@suse.de>
31557 PR tree-optimization/39207
31558 PR tree-optimization/39074
31559 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
31560 storedanything_tree): New.
31561 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
31562 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
31563 (build_succ_graph): Add edges from STOREDANYTHING to all
31565 (init_base_vars): Initialize STOREDANYTHING.
31566 (compute_points_to_sets): Free substitution info after
31567 building the succ graph.
31568 (ipa_pta_execute): Likewise.
31570 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
31572 (do_ds_constraint): Do not add to special var or non-pointer
31574 (type_could_have_pointers): Split out from ...
31575 (could_have_pointers): ... here. For arrays use the element type.
31576 (create_variable_info_for): Initialize may_have_pointers.
31577 (new_var_info): Likewise.
31578 (handle_lhs_call): Make the HEAP variable unknown-sized.
31579 (intra_create_variable_infos): Use a type with pointers for
31580 PARM_NOALIAS, make it unknown-sized.
31582 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
31585 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
31587 2009-02-18 Jason Merrill <jason@redhat.com>
31590 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
31591 value if DECL_EXTERNAL.
31592 * tree-sra.c (sra_walk_gimple_assign): Likewise.
31593 * target.h (gcc_target::binds_local_p): Clarify "module".
31594 * tree.h (TREE_PUBLIC): Clarify "module".
31596 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
31599 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
31600 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
31602 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
31605 * c.opt (Wabi): Support C and ObjC.
31608 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
31610 * config/i386/i386.c (classify_argument): Warn once about the ABI
31611 change when passing union with long double.
31613 * doc/invoke.texi: Update -Wabi for warning psABI changes.
31615 2009-02-18 Joseph Myers <joseph@codesourcery.com>
31618 * c-parser.c (c_parser_compound_statement): Always enter and leave
31621 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
31624 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
31626 2009-02-18 Jakub Jelinek <jakub@redhat.com>
31628 PR tree-optimization/36922
31629 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
31630 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
31633 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
31635 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
31638 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
31640 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
31642 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
31644 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
31647 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
31648 Richard Sandiford <rdsandiford@googlemail.com>
31650 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
31651 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
31652 (loongson_biadd): ...this.
31654 2009-02-17 Richard Guenther <rguenther@suse.de>
31656 PR tree-optimization/39202
31657 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
31658 a var make sure to follow existing collapses.
31660 2009-02-17 Richard Guenther <rguenther@suse.de>
31662 PR middle-end/39214
31663 * langhooks.c (lhd_print_error_function): Check for NULL block.
31665 2009-02-17 Richard Guenther <rguenther@suse.de>
31667 PR tree-optimization/39204
31668 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
31671 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
31673 * config/soft-fp/double.h: Update from glibc CVS.
31675 2009-02-17 Richard Guenther <rguenther@suse.de>
31677 PR tree-optimization/39207
31678 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
31679 strict-aliasing warnings for pointers pointing to NULL.
31681 2009-02-16 Joseph Myers <joseph@codesourcery.com>
31684 * c-parser.c (c_parser_braced_init): Call pop_init_level when
31685 skipping until next close brace.
31687 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
31690 * config/i386/i386.c (ix86_expand_push): Set memory alignment
31691 to function argument boundary.
31693 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
31695 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
31696 in the lea_add. Reload eventually constraints it properly.
31697 * config/picochip/constraints.md: Remove the target constraint
31698 "b", since it is not needed anymore.
31700 2009-02-16 Jakub Jelinek <jakub@redhat.com>
31702 * gthr-dce.h: Uglify function parameter and local variable names.
31703 * gthr-gnat.h: Likewise.
31704 * gthr-mipssde.h: Likewise.
31705 * gthr-nks.h: Likewise.
31706 * gthr-posix95.h: Likewise.
31707 * gthr-posix.h: Likewise.
31708 * gthr-rtems.h: Likewise.
31709 * gthr-single.h: Likewise.
31710 * gthr-solaris.h: Likewise.
31711 * gthr-tpf.h: Likewise.
31712 * gthr-vxworks.h: Likewise.
31713 * gthr-win32.h: Likewise.
31715 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
31718 * config/i386/i386.md: Restrict the new peephole2 to move
31719 between MMX/SSE registers.
31721 2009-02-15 Richard Guenther <rguenther@suse.de>
31724 2009-02-13 Richard Guenther <rguenther@suse.de>
31726 * configure.ac: Enable LFS.
31727 * configure: Re-generate.
31728 * config.in: Likewise.
31730 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
31732 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
31733 spu_srqwbyte, spu_srqwbytebc): Define.
31734 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
31735 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
31736 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
31737 "shrqby_<mode>"): New insn-and-split patterns.
31738 * config/spu/spu.c (expand_builtin_args): Determine and return
31739 number of operands using spu_builtin_description data.
31740 (spu_expand_builtin_1): Use it.
31742 2009-02-13 Steve Ellcey <sje@cup.hp.com>
31745 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
31748 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
31751 * config/i386/i386.c (override_options): Correct warning
31752 messages for -malign-loops, -malign-jumps and -malign-functions.
31754 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
31757 * config/i386/i386.md: Restrict the new peephole2 to move
31758 between the general purpose registers.
31760 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
31763 * config/i386/i386.c (type_natural_mode): Add a new argument.
31764 Return the original mode and warn ABI change if vector size is 32byte.
31765 (function_arg_advance): Updated.
31766 (function_arg): Likewise.
31767 (ix86_function_value): Likewise.
31768 (ix86_return_in_memory): Likewise.
31769 (ix86_sol10_return_in_memory): Likewise.
31770 (ix86_gimplify_va_arg): Likewise.
31771 (function_arg_32): Don't warn ABX ABI change here.
31772 (function_arg_64): Likewise.
31774 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
31776 * loop-iv.c (implies_p): In the final case, test that operands 0
31777 of the two comparisons match.
31779 * config/bfin/bfin.c (find_prev_insn_start): New function.
31780 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
31781 (find_next_insn_start): Move.
31783 2009-02-13 Richard Guenther <rguenther@suse.de>
31785 * configure.ac: Enable LFS.
31786 * configure: Re-generate.
31787 * config.in: Likewise.
31789 2009-02-13 Joseph Myers <joseph@codesourcery.com>
31792 * c-parser.c (c_parser_parms_list_declarator): Discard pending
31793 sizes on syntax error after some arguments have been parsed.
31795 2009-02-12 Jakub Jelinek <jakub@redhat.com>
31797 * doc/invoke.texi (-fira): Remove.
31799 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
31801 * caller-save.c: Replace regclass.c with reginfo.c in comments.
31802 * recog.c: Likewise.
31805 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
31807 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
31808 (umul_ppmm): Likewise.
31809 (count_leading_zeros): Likewise.
31810 (count_trailing_zeros): Likewise.
31811 (UMUL_TIME): Likewise.
31813 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
31815 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
31816 soft-fp/t-softfp to tmake_file.
31818 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
31819 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
31820 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
31821 IA64_BUILTIN_INFQ]: New.
31822 (ia64_init_builtins): Initialize __builtin_infq,
31823 __builtin_fabsq and __builtin_copysignq if not HPUX.
31824 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
31825 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
31827 * config/ia64/lib1funcs.asm (__divtf3): Define only if
31829 (__fixtfti): Likewise.
31830 (__fixunstfti): Likewise.
31831 (__floattitf): Likewise.
31833 * config/ia64/libgcc-glibc.ver: New.
31834 * config/ia64/t-fprules-softfp: Likewise.
31835 * config/ia64/sfp-machine.h: Likewise.
31837 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
31838 (LIBGCC2_TF_CEXT): Likewise.
31839 (TF_SIZE): Likewise.
31840 (TARGET_INIT_LIBFUNCS): Likewise.
31842 * config/ia64/t-glibc (SHLINB_MAPFILES):
31843 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
31845 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
31847 * config/i386/i386.c (construct_container): Rewrite processing
31848 BLKmode with X86_64_SSE_CLASS.
31850 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
31853 * config/i386/i386.md: Replace simplify_replace_rtx with
31854 replace_rtx in the new peephole2.
31856 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
31858 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
31859 loop unrolling do not happen at -O2.
31861 2009-02-12 Michael Matz <matz@suse.de>
31863 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
31865 2009-02-12 Jakub Jelinek <jakub@redhat.com>
31867 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
31870 2009-02-12 Ben Elliston <bje@au.ibm.com>
31872 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
31873 patterns when updating the back chain. Missed in the 2009-02-10
31876 2009-02-11 Janis Johnson <janis187@us.ibm.com>
31878 * doc/extend.texi (Decimal Floating Types): Update identifier of
31879 draft TR and list of missing support.
31881 2009-02-11 Jakub Jelinek <jakub@redhat.com>
31883 PR middle-end/39154
31884 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
31885 bit to variable length decl's flags, add it also to its
31886 pointer replacement variable.
31888 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
31889 Jakub Jelinek <jakub@redhat.com>
31892 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
31893 (memory_blockage): New expander.
31894 (*memory_blockage): New insn pattern.
31895 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
31896 instead of general blockage at the end of function prologue when
31897 frame pointer is used to access red zone area. Do not emit blockage
31898 when profiling, it is emitted in generic code.
31899 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
31900 function epilogue when frame pointer is used to access red zone area.
31902 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
31905 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
31906 by arithmetic with memory operands.
31907 * config/i386/predicates.md (commutative_operator): New.
31909 2009-02-10 Janis Johnson <janis187@us.ibm.com>
31911 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
31914 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
31916 * alias.h (record_alias_subset): Declare.
31917 * alias.c (record_alias_subset): Make global.
31919 2009-02-10 Nick Clifton <nickc@redhat.com>
31921 * tree-parloops.c: Change license to GPLv3.
31922 * ipa-struct-reorg.c: Change license to GPLv3.
31923 * ipa-struct-reorg.h: Change license to GPLv3.
31925 2009-02-10 Steve Ellcey <sje@cup.hp.com>
31928 * c-decl.c (start_struct): Return NULL on error.
31930 2009-02-10 Jakub Jelinek <jakub@redhat.com>
31932 PR middle-end/39124
31933 * cfgloopmanip.c (remove_path): Call remove_bbs after
31934 cancel_loop_tree, not before it.
31937 * function.h (struct function): Add has_local_explicit_reg_vars bit.
31938 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
31939 VAR_DECLs were seen.
31940 * tree-ssa-live.c (remove_unused_locals): Recompute
31941 cfun->has_local_explicit_reg_vars.
31942 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
31943 copies or clearings if cfun->has_local_explicit_reg_vars.
31945 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
31948 * config/i386/i386.c (expand_prologue): Emit blockage at the end
31949 of function prologue when frame pointer is used to access
31952 2009-02-10 Richard Guenther <rguenther@suse.de>
31954 PR middle-end/39127
31955 * gimplify.c (gimple_regimplify_operands): Always look if
31956 we need to create a temporary.
31958 2009-02-10 Richard Guenther <rguenther@suse.de>
31960 PR tree-optimization/39132
31961 * tree-loop-distribution.c (todo): New global var.
31962 (generate_memset_zero): Trigger TODO_rebuild_alias.
31963 (tree_loop_distribution): Return todo.
31965 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
31968 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
31969 (x86_64_reg_class_name): Removed.
31970 (classify_argument): Return 0 if bytes > 32. Return 0 if the
31971 first one isn't X86_64_SSE_CLASS or any other ones aren't
31972 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
31973 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
31974 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
31975 and 3 X86_64_SSEUP_CLASS.
31976 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
31977 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
31979 2009-02-10 Ben Elliston <bje@au.ibm.com>
31981 * config/rs6000/rs6000.md (allocate_stack): Always use an update
31982 form instruction to update the stack back chain word, even if the
31983 user has disabled the generation of update instructions.
31984 (movdi_<mode>_update_stack): New.
31985 (movsi_update_stack): Likewise.
31986 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
31987 always use an update form instruction to update the stack back
31990 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
31992 PR middle-end/38953
31993 * graphite.c (if_region_set_false_region): After moving a region in
31994 the false branch of a condition, remove the empty dummy basic block.
31995 (gloog): Remove wrong fix for PR38953.
31997 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
31999 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
32000 generation due to implicit sign extension.
32002 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
32004 PR middle-end/38981
32005 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
32006 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
32008 2009-02-09 Richard Guenther <rguenther@suse.de>
32010 PR middle-end/35202
32011 * convert.c (convert_to_real): Disable (float)fn((double)x)
32012 to fnf(x) conversion if errno differences may occur and
32013 -fmath-errno is set.
32015 2009-02-07 Anatoly Sokolov <aesok@post.ru>
32017 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
32018 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
32019 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
32021 2009-02-06 Joseph Myers <joseph@codesourcery.com>
32024 * c-common.c (handle_alias_attribute): Disallow attribute for
32025 anything not a FUNCTION_DECL or VAR_DECL.
32027 2009-02-06 Janis Johnson <janis187@us.ibm.com>
32030 * real.c (do_compare): Special-case compare of zero against
32031 decimal float value.
32033 2009-02-06 Joseph Myers <joseph@codesourcery.com>
32036 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
32037 as indicating flexible array members unless the field itself is
32038 being declarared as the incomplete array.
32040 2009-02-06 Jan Hubicka <jh@suse.cz>
32042 PR tree-optimization/38844
32043 * ipa-inline.c (try_inline): Stop inlining recursion when edge
32044 is already inlined.
32046 2009-02-06 Richard Guenther <rguenther@suse.de>
32048 PR middle-end/38977
32049 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
32050 fork because we may expand it as __gcov_fork.
32052 2009-02-06 Nick Clifton <nickc@redhat.com>
32054 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
32056 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
32058 PR tree-optimization/35659
32059 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
32060 vn_phi_eq): Shortcut if hashcode does not match.
32061 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
32063 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
32064 and avoid iterative_hash_expr.
32065 (FOR_EACH_VALUE_ID_IN_SET): New.
32066 (value_id_compare): Remove.
32067 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
32068 sort expressions by value id.
32070 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
32073 * config/sh/predicates.md (general_movsrc_operand): Don't check
32074 the subreg of system registers here.
32076 2009-02-05 Jakub Jelinek <jakub@redhat.com>
32079 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
32080 on the copied decl.
32082 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
32084 PR rtl-optimization/39110
32085 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
32086 addresses, not aligned ones.
32088 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
32089 Richard Guenther <rguenther@suse.de>
32091 PR tree-optimization/39100
32092 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
32093 comment says and add edges.
32095 2009-02-05 Joseph Myers <joseph@codesourcery.com>
32098 * c-common.c (handle_tls_model_attribute): Ignore attribute for
32099 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
32101 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
32103 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
32104 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
32105 register_bb_in_sese, new_sese, free_sese): Moved.
32106 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
32107 outermost_loop_in_scop, build_scop_iteration_domain,
32108 expand_scalar_variables_ssa_name, get_vdef_before_scop,
32109 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
32110 Use loop_in_sese_p instead of loop_in_scop_p.
32111 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
32112 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
32113 (scopdet_basic_block_info): Fix bug in scop detection.
32114 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
32115 eq_loop_to_cloog_loop): Remove.
32116 (nb_loops_around_loop_in_scop, nb_loop
32117 ref_nb_loops): Moved here...
32118 * graphite.h (ref_nb_loops): ... from here.
32119 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
32120 (loop_domain_dim, loop_iteration_vector_dim): Remove.
32121 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
32123 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
32124 Hans-Peter Nilsson <hp@axis.com>
32126 PR rtl-optimization/37889
32127 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
32128 Move offset handling from PLUS to before the switch. Use new
32129 arguments when considering SYMBOL_REFs too.
32130 (rtx_addr_can_trap_p): Pass dummy offset and size.
32131 (enum may_trap_p_flags): Remove.
32132 (may_trap_p_1): Pass size from MEM_SIZE.
32134 PR rtl-optimization/38921
32135 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
32136 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
32137 * rtlanal.c (may_trap_after_code_motion_p): Delete.
32138 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
32140 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
32142 AVX Programming Reference (January, 2009)
32143 * config/i386/sse.md (*vpclmulqdq): New.
32145 2009-02-04 Jakub Jelinek <jakub@redhat.com>
32147 PR tree-optimization/38977
32148 PR gcov-profile/38292
32149 * calls.c (special_function_p): Disregard __builtin_ prefix.
32151 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
32153 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
32154 non-indexable addresses even before reload.
32156 2009-02-03 Joseph Myers <joseph@codesourcery.com>
32159 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
32160 as having variable size. Do not give an error for unnamed
32161 parameters with [*] declarators. Give a warning for type names
32162 with [*] declarators and mark them as variable size.
32163 * c-parser.c (c_parser_sizeof_expression): Do not give an error
32164 for sizeof applied to [*] type names.
32166 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
32169 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
32171 2009-02-03 Jakub Jelinek <jakub@redhat.com>
32173 * gcc.c (process_command): Update copyright notice dates.
32174 * gcov.c (print_version): Likewise.
32175 * gcov-dump.c (print_version): Likewise.
32176 * mips-tfile.c (main): Likewise.
32177 * mips-tdump.c (main): Likewise.
32179 2009-02-03 Joseph Myers <joseph@codesourcery.com>
32182 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
32183 for composite type involving a zero-length array type.
32185 2009-02-03 Jakub Jelinek <jakub@redhat.com>
32188 * function.c (match_asm_constraints_1): Skip over
32189 initial optional % in the constraint.
32191 PR inline-asm/39059
32192 * c-parser.c (c_parser_postfix_expression): If fixed point is not
32193 supported, don't accept FIXED_CSTs.
32194 * c-decl.c (finish_declspecs): Error if fixed point is not supported
32195 and _Sat is used without _Fract/_Accum. Set specs->type to
32196 integer_type_node for cts_fract/cts_accum if fixed point is not
32199 2009-02-02 Catherine Moore <clm@codesourcery.com>
32201 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
32203 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
32205 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
32206 (ABI_HAS_64BIT_SYMBOLS): Use it.
32207 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
32209 2009-02-02 Paul Brook <paul@codesourcery.com>
32211 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
32213 2009-02-02 Jakub Jelinek <jakub@redhat.com>
32215 PR inline-asm/39058
32216 * recog.h (asm_operand_ok): Add constraints argument.
32217 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
32218 recurse on matching constraint.
32219 (check_asm_operands): Pass constraints as 3rd argument to
32220 asm_operand_ok. Don't look up matching constraint here.
32221 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
32224 2009-02-02 Ben Elliston <bje@au.ibm.com>
32226 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
32227 TARGET_NARROW_VOLATILE_BITFIELD macro names.
32229 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
32231 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
32232 information. Remove some obsolete information. Reorganize.
32234 * config/pa/fptr.c: Revert license to GPL 2.
32235 * config/pa/milli64.S: Likewise.
32237 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
32240 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
32241 LIBRARY name in, instead of hard-coding it.
32242 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
32243 extra target make frag to tmake_files according to EH model.
32244 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
32245 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
32246 frags that define makefile variable EH_MODEL appropriately.
32247 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
32248 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
32249 to "-sjlj" according to type of EH configured.
32250 (LIBGCC_SONAME): Concatenate it to shared library base name.
32251 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
32252 to "_sjlj" according to type of EH configured.
32253 (LIBGCC_SONAME): Concatenate it to shared library base name.
32254 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
32255 (SHLIB_LINK): Add missing semicolon to if-else construct.
32256 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
32257 string value of "pe_dll" command-line option.
32258 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
32259 (SHLIB_SONAME): Use it when overriding t-cygming default.
32260 (SHLIB_IMPLIB): Override t-cygming default.
32261 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
32262 string value of "pe_dll" command-line option.
32264 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
32267 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
32268 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
32270 2009-01-31 Richard Guenther <rguenther@suse.de>
32272 PR tree-optimization/38937
32273 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
32274 computing the transitive closure.
32276 2009-01-30 Richard Guenther <rguenther@suse.de>
32278 PR tree-optimization/39041
32279 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
32280 Propagate variable indices only if the types match for this stmt.
32282 2009-01-30 Jakub Jelinek <jakub@redhat.com>
32285 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
32286 inline but never defined.
32288 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
32290 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
32291 (*insv_h_di_reg_extimm): New insn.
32292 (*insv_l<mode>_reg_extimm): New insn.
32294 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
32296 * config/picochip/picochip.c (flag_conserve_stack): set
32297 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
32298 fconserve-stack. Reduce call-overhead used by inliner.
32300 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
32303 * common.opt (flag_conserve_stack): Initialised to zero.
32305 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
32308 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
32309 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
32312 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
32314 * ira-color.c (allocno_reload_assign): Update comments.
32315 * regmove.c (regmove_optimize): Likewise.
32319 2009-01-29 Robert Millan <rmh@aybabtu.com>
32321 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
32322 * config/i386/kopensolaris-gnu.h: New file. Undefine
32323 `MD_UNWIND_SUPPORT'.
32324 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
32326 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
32328 PR tree-optimization/39007
32329 * tree-loop-distribution.c (generate_builtin): Use
32330 recompute_dominator to compute the immediate dominator of the
32331 basic block just after the loop.
32333 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
32335 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
32336 (ASM_OUTPUT_DWARF_PCREL): Define.
32338 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
32340 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
32341 * doc/passes.texi: Remove entries about regclass, local-alloc, and
32342 global. Modify entries about regmove and IRA.
32344 * ra-conflict.c: Remove the file.
32346 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
32348 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
32349 (pass_regclass_init): Rename to pass_reginfo_init.
32351 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
32353 * toplev.h (flag_ira): Remove.
32355 * caller-save.c (setup_save_areas): Remove flag_ira.
32357 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
32359 * global.c: Remove the file.
32361 * opts.c (decode_options): Remove flag_ira.
32363 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
32365 * regmove.c: Modify file description.
32366 (find_use_as_address, try_auto_increment): Define them only if
32367 AUTO_INC_DEC is defined.
32368 (replacement_quality, replace_in_call_usage, fixup_match_1,
32369 stable_and_no_regs_but_for_p): Remove.
32370 (reg_set_in_bb): Make it static.
32371 (regmove_optimize): Remove flag_ira and code which worked for
32374 * local-alloc.c: Remove the file.
32376 * common.opt (fira): Remove.
32378 * ira.c: Include except.h.
32379 (eliminable_regset): Move from global.c.
32380 (mark_elimination): Ditto. Remove flag_ira.
32381 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
32382 equiv_mem_modified, validate_equiv_mem_from_store,
32383 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
32384 contains_replace_regs, memref_referenced_p, memref_used_between_p,
32385 no_equiv, recorded_label_ref): Move from local-alloc.c.
32386 (update_equiv_regs): Ditto. Make it static.
32387 (print_insn_chain, print_insn_chains): Move it from global.c.
32388 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
32389 (build_insn_chain): Ditto. Make it static.
32390 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
32391 Rename to init_live_subregs.
32392 (gate_ira): Remove flag_ira.
32394 * regclass.c: Rename reginfo.c. Change file description.
32395 (FORBIDDEN_INC_DEC_CLASSES): Remove.
32396 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
32397 (init_reg_sets_1): Remove code for evaluation of
32398 reg_class_superclasses and losing_caller_save_reg_set.
32399 (init_regs): Remove init_reg_autoinc.
32400 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
32401 ok_for_base_p_nonstrict): Remove.
32402 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
32403 (pass_regclass_init): Rename to pass_reginfo_init. Modify
32404 corresponding entries.
32405 (dump_regclass, record_operand_costs, scan_one_insn,
32406 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
32407 record_address_regs, auto_inc_dec_reg_p): Remove.
32408 (gt-regclass.h): Rename to gt-reginfo.h.
32410 * rtl.h (dump_global_regs, retry_global_alloc,
32411 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
32413 * Makefile.in (RA_H): Remove.
32414 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
32415 Rename regclass.o to reginfo.o.
32416 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
32418 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
32419 (GTFILES): Rename regclass.c to reginfo.c.
32421 * passes.c (init_optimization_passes): Remove pass_local_alloc and
32422 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
32424 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
32425 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
32427 (finish_spills): Ditto. Remove code for !flag_ira.
32429 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
32431 PR middle-end/35854
32432 * doc/invoke.texi (rtl debug options): Complete rewrite.
32433 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
32435 * mode-switching.c (pass_mode_switching): Rename pass from
32436 "mode-sw" to "mode_sw".
32437 * except.c (pass_convert_to_eh_ranges): Rename pass from
32438 "eh-ranges" to "eh_ranges".
32439 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
32443 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
32444 Alexander Monakov <amonakov@ispras.ru>
32446 PR middle-end/38857
32447 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
32449 (move_exprs_to_boundary): Change return type and pass through
32450 should_move from move_op. Relax assert. Update usage ...
32451 (schedule_expr_on_boundary): ... here. Use should_move instead of
32453 (move_op_orig_expr_found): Indicate that insn was disconnected from
32455 (code_motion_process_successors): Do not call after_merge_succs
32456 callback if original expression was not found when traversing any of
32458 (code_motion_path_driver): Change return type. Update prototype.
32459 (move_op): Update comment. Add a new parameter (should_move). Update
32460 prototype. Set *should_move based on indication provided by
32461 move_op_orig_expr_found.
32463 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
32465 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
32466 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
32467 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
32468 * config/rs6000/rs6000.c (rs6000_override_options): Default
32469 avoid-indexed-addresses on for Power6, off for everything else.
32470 (avoiding_indexed_address_p): New function.
32471 (rs6000_legitimize_address): Use it.
32472 (rs6000_legitimate_address): Likewise.
32473 * config/rs6000/rs6000.md (movXX_updateX): Likewise
32475 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
32477 PR tree-optimization/38997
32478 * tree-loop-distribution.c (generate_memset_zero): Use
32479 POINTER_PLUS_EXPR for a pointer addition.
32481 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
32483 * config/s390/s390.md (bswap<mode>2): New pattern added.
32485 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
32487 * config/s390/s390.md (*tls_load_31): Added type attribute.
32489 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
32491 * config/s390/s390.md: Fix a few comments.
32493 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
32495 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
32496 (*tm<mode>_full): Fixed z10prop attribute.
32497 (*tst<mode>_extimm): Fixed z10prop attribute.
32498 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
32499 (*tstqiCCT_cconly): Fixed z10prop attribute.
32500 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
32501 (*movsi_larl): Fixed z10prop attribute.
32502 (*movsi_zarch): Fixed z10prop attribute.
32503 (*movsi_eas): Fixed z10prop attribute.
32504 (*movhi): Fixed z10prop attribute.
32505 (*movqi): Fixed z10prop attribute.
32506 (*movstrictqi): Fixed z10prop attribute.
32507 (*mov<mode>): Fixed z10prop attribute.
32508 (*movcc): Fixed z10prop attribute.
32509 (*sethighpartdi_64): Fixed z10prop attribute.
32510 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
32511 (*negdi2_sign_cc): Fixed z10prop attribute.
32512 (*negdi2_sign): Fixed z10prop attribute.
32513 (*absdi2_sign_cc): Fixed z10prop attribute.
32514 (*absdi2_sign): Fixed z10prop attribute.
32515 (*negabsdi2_sign_cc): Fixed z10prop attribute.
32516 (*negabsdi2_sign): Fixed z10prop attribute.
32517 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
32518 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
32519 (doloop_si64): Fixed z10prop attribute.
32520 (doloop_si31): Fixed z10prop attribute.
32521 (doloop_long): Fixed z10prop attribute.
32522 (indirect_jump): Fixed z10prop attribute.
32523 (nop): Fixed z10prop attribute.
32524 (main_base_64): Fixed z10prop attribute.
32525 (reload_base_64): Fixed z10prop attribute.
32527 2009-01-28 Jakub Jelinek <jakub@redhat.com>
32529 PR rtl-optimization/38740
32530 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
32532 * config/mips/mips.c (mips_reorg): Likewise.
32534 2009-01-28 Richard Guenther <rguenther@suse.de>
32536 PR tree-optimization/38926
32537 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
32538 with the correct value id to a value.
32539 (do_regular_insertion): Use the value number of edoubleprime
32540 for the value number of the expr.
32543 2008-08-21 Richard Guenther <rguenther@suse.de>
32545 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
32546 a PHI ask VN if it is already available.
32547 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
32548 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
32550 2009-01-28 Jakub Jelinek <jakub@redhat.com>
32552 PR middle-end/38934
32553 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
32554 set to varying whenever max has TREE_OVERFLOW set, similarly
32555 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
32557 2009-01-28 Richard Guenther <rguenther@suse.de>
32559 PR middle-end/38908
32560 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
32561 uninitialized aggregate uses in call arguments.
32563 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
32565 PR tree-optimization/38984
32566 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
32567 the nothing_id variable if -fno-delete-null-pointer-checks.
32569 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
32572 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
32573 (set_got_offset_rex64): Ditto.
32575 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
32578 * doc/extend.texi: Improve local variable with asm reg.
32580 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
32582 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
32583 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
32584 was not supplied then set warn_packed_bitfield_compat to the
32585 default value of 1.
32586 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
32589 2009-01-27 Richard Guenther <rguenther@suse.de>
32591 PR tree-optimization/38503
32592 * cfgexpand.c (expand_gimple_basic_block): Ignore
32593 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
32594 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
32595 variables that cannot have TBAA applied.
32596 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
32599 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
32601 PR middle-end/38969
32602 * calls.c (initialize_argument_information): Do not wrap complex
32603 arguments in SAVE_EXPR.
32605 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
32607 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
32608 (INSTALL_LIBGCC): Revert typo commit.
32610 2009-01-26 Richard Guenther <rguenther@suse.de>
32612 PR tree-optimization/38745
32613 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
32614 from special handling.
32616 2009-01-26 Richard Guenther <rguenther@suse.de>
32618 PR tree-optimization/38745
32619 * tree-ssa.c (execute_update_addresses_taken): Do not include
32620 variables that cannot possibly be a register in not_reg_needs.
32621 Do not clear TREE_ADDRESSABLE on vars that may not become
32623 * tree-ssa.c (update_alias_info_1): Include those in the set
32624 of addressable vars.
32626 2009-01-26 Richard Guenther <rguenther@suse.de>
32628 PR middle-end/38851
32629 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
32630 * tree-ssa-dse.c: Include langhooks.h
32631 (execute_simple_dse): Remove stores with zero size.
32633 2009-01-24 Jakub Jelinek <jakub@redhat.com>
32636 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
32639 2009-01-24 Julian Brown <julian@codesourcery.com>
32641 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
32642 config/arm/linux-atomic.c.
32643 * config/arm/linux-atomic.c: New.
32645 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
32647 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
32648 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
32649 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
32651 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
32654 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
32657 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
32659 PR tree-optimization/38953
32660 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
32661 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
32662 (gloog): Split the exit of the scop when the scop exit is a loop exit.
32663 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
32666 2009-01-24 Paul Brook <paul@codesourcery.com>
32668 * config/arm/neon.md (neon_type): Move to arm.md.
32669 (neon_mov<VSTRUCT>): Add neon_type attribute.
32670 * config/arm/arm.md (neon_type): Move to here.
32671 (conds): Add "unconditioal" and use as default for NEON insns.
32673 2009-01-24 Ben Elliston <bje@au.ibm.com>
32675 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
32676 void *' warning from -Wc++-compat.
32677 * Makefile.in (dominance.o-warn): Remove.
32679 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
32681 PR tree-optimization/38932
32682 * fold-const.c (fold_unary_ignore_overflow): New.
32683 * tree.h (fold_unary_ignore_overflow): Declare.
32684 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
32685 * tree-ssa-sccvn.c (visit_reference_op_load,
32686 simplify_unary_expression): Likewise.
32688 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
32690 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
32691 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
32692 regardless of their type.
32693 * c-common.c (handle_packed_attribute): Don't ignore packed on
32695 * c.opt (Wpacked-bitfield-compat): New warning option.
32696 * stor-layout.c (place_field): Warn if offset of a field changed.
32697 * doc/extend.texi (packed): Mention the ABI change.
32698 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
32699 (Warning Options): Add it to the list.
32701 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
32703 * c-opts.c (c_common_post_options): Fix a typo in comments.
32705 2009-01-22 Steve Ellcey <sje@cup.hp.com>
32707 PR middle-end/38615
32708 * gimplify.c (gimplify_init_constructor): Fix promotion of const
32709 variables to static.
32710 * doc/invoke.texi (-fmerge-all-constants): Update description.
32712 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
32715 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
32716 (*movdi_1_rex64): Use type "mmx" for alternative 5.
32718 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
32720 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
32722 (LOCAL_ALIGNMENT): Similarly.
32724 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
32725 Joseph Myers <joseph@codesourcery.com>
32727 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
32728 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
32729 * config/arm/arm-tune.md: Regenerate.
32730 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
32733 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
32735 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
32736 version number to five.
32738 2009-01-22 Dodji Seketeli <dodji@redhat.com>
32741 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
32742 * c-common.c (set_underlying_type): Likewise.
32743 (is_typedef_decl ): Likewise
32745 (set_underlying_type): Likewise.
32746 (is_typedef_type): Likewise.
32748 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
32750 PR middle-end/38587
32751 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
32754 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
32757 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
32758 (LIBGCC_SPEC): Don't define.
32759 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
32761 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
32763 PR rtl-optimization/38879
32764 * alias.c (base_alias_check): Unaligned access via AND address can
32765 alias all surrounding object types except those with sizes equal
32766 or wider than the size of unaligned access.
32768 2009-01-21 Dodji Seketeli <dodji@redhat.com>
32771 * c-decl.c (clone_underlying_type): Move this ...
32772 * c-common.c (set_underlying_type): ... here.
32773 Also, make sure the function properly sets TYPE_STUB_DECL() on
32774 the newly created typedef variant type.
32775 (is_typedef_decl ): New entry point.
32776 * tree.h: Added a new member member_types_needing_access_check to
32777 struct tree_decl_non_common.
32778 (set_underlying_type): New entry point.
32779 (is_typedef_type): Likewise.
32781 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
32783 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
32784 Check whether two instructions have memory references that
32785 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
32786 are helper functions for traversing.
32787 * alias.h (insn_alias_sets_confilict_p): New prototypes.
32788 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
32789 not to draw dependency edge for instructions with non-conflicting
32792 2009-01-20 Joseph Myers <joseph@codesourcery.com>
32795 * longlong.h: Update copyright years. Use soft-fp license notice.
32796 Sync __clz_tab declaration with glibc.
32798 2009-01-20 Steve Ellcey <sje@cup.hp.com>
32801 * doc/extend.texi (syscall_linkage): New.
32802 (version_id): Modify.
32804 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
32805 Richard Guenther <rguenther@suse.de>
32807 PR tree-optimization/38747
32808 PR tree-optimization/38748
32809 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
32810 conversion if the base address is an indirect reference and the
32811 aliasing sets could cause issues.
32813 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
32815 * common.opt (fgraphite, fgraphite-identity): Add comment for
32816 explaining why these options are not documented.
32818 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
32820 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
32821 gimple_call_lhs is NULL.
32823 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
32826 * emit-rtl.c (adjust_address_1): Make sure memref is never
32829 2009-01-20 Ben Elliston <bje@au.ibm.com>
32831 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
32832 const qualifier from arg parameter. Remove unnecessary cast to char *.
32833 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
32834 const qualifier from arg 2.
32836 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
32838 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
32840 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
32843 * rtl.h (reinit_regs): New prototype.
32844 * regclass.c: Include ira.h.
32845 (reinit_regs): New.
32846 * Makefile.in (regclass.o): Add ira.h.
32847 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
32849 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
32852 * c-common.c (handle_aligned_attribute): Use
32853 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
32854 default alignment value.
32856 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
32858 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
32859 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
32861 * doc/extend.texi: Update __attribute__ ((aligned)). Document
32862 __BIGGEST_ALIGNMENT__.
32864 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
32866 2009-01-18 Richard Guenther <rguenther@suse.de>
32868 PR tree-optimization/38819
32869 * tree-flow.h (operation_could_trap_helper_p): Declare.
32870 * tree-eh.c (operation_could_trap_helper_p): Export.
32871 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
32872 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
32873 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
32874 are about to insert a possibly trapping instruction and fail
32877 2009-01-18 Andreas Schwab <schwab@suse.de>
32879 * doc/install.texi (Configuration): Remove obsolete paragraph
32880 about use of --with-gnu-ld with --with-gnu-as.
32882 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
32884 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
32885 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
32886 Follow spelling conventions.
32888 2009-01-18 Ben Elliston <bje@au.ibm.com>
32890 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
32891 C++ warning about implicit conversion from void * to struct
32893 (bitmap_obstack_free): Likewise for bitmap_element *.
32894 * Makefile.in (bitmap.o-warn): Remove.
32896 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
32898 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
32900 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
32901 Tobias Grosser <tobi.grosser@amd.com>
32903 * graphite.c (graphite_trans_scop_block): Do not block single
32906 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
32908 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
32909 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
32910 test with assertion.
32912 2009-01-16 Richard Guenther <rguenther@suse.de>
32914 PR tree-optimization/38835
32915 PR middle-end/36227
32916 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
32917 and INT + PTR -> (INT)(PTR p+ INT) folding.
32918 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
32920 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
32923 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
32924 the subreg from a lowpart subreg if it is also casting the value.
32926 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
32927 Tobias Grosser <tobi.grosser@amd.com>
32929 * graphite.c (compare_prefix_loops): New.
32930 (build_scop_canonical_schedules): Rewritten.
32931 (graphite_transform_loops): Move build_scop_canonical_schedules
32932 after build_scop_iteration_domain.
32934 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
32935 Tobias Grosser <tobi.grosser@amd.com>
32937 * graphite.c (add_conditions_to_domain): Add the loops to
32938 the dimension of the iteration domain. Do copy the domain
32939 only when it exists.
32940 (build_scop_conditions_1): Do not call add_conditions_to_domain.
32941 (add_conditions_to_constraints): New.
32942 (can_generate_code_stmt, can_generate_code): Removed.
32943 (gloog): Do not call can_generate_code.
32944 (graphite_transform_loops): Call add_conditions_to_constraints
32945 after building the iteration domain.
32947 2009-01-16 Jakub Jelinek <jakub@redhat.com>
32949 PR tree-optimization/38789
32950 * tree-ssa-threadedge.c
32951 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
32952 __builtin_constant_p.
32954 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
32956 * dce.c (delete_unmarked_insns): Reversed the order that insns are
32957 examined before deleting them.
32959 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
32961 * function.c (aggregate_value_p): Correctly extract the function
32962 type from CALL_EXPR_FN lookup.
32964 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
32966 * config/picochip/picochip.c (picochip_override_options): Revert
32967 CFI asm flag disable commited previously.
32969 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
32970 Tobias Grosser <tobi.grosser@amd.com>
32971 Jan Sjodin <jan.sjodin@amd.com>
32973 * graphite.c (scan_tree_for_params): On substractions negate
32974 all the coefficients of the term.
32975 (clast_to_gcc_expression_red): New. Handle reduction expressions
32976 of more than two operands.
32977 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
32978 (get_vdef_before_scop): Handle also the case of default definitions.
32980 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
32982 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
32983 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
32984 Also use them when walking CALL_INSN_FUNCTION_USAGE.
32986 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
32987 Joey Ye <joey.ye@intel.com>
32989 PR middle-end/37843
32990 * cfgexpand.c (expand_stack_alignment): Don't update stack
32991 boundary nor check incoming stack boundary here.
32992 (gimple_expand_cfg): Update stack boundary and check incoming
32993 stack boundary here.
32995 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
32997 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
32999 2009-01-14 Jakub Jelinek <jakub@redhat.com>
33001 PR rtl-optimization/38245
33002 * calls.c (expand_call): Add stack arguments to
33003 CALL_INSN_FUNCTION_USAGE even for pure calls (when
33004 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
33005 in regs and partially in memory or BLKmode arguments.
33006 (emit_library_call_value_1): Add stack arguments to
33007 CALL_INSN_FUNCTION_USAGE even for pure calls (when
33008 ACCUMULATE_OUTGOING_ARGS).
33009 * dce.c: Include tm_p.h.
33010 (find_call_stack_args): New function.
33011 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
33013 (mark_insn): Call find_call_stack_args for CALL_Ps.
33014 (prescan_insns_for_dce): Walk insns backwards in bb rather than
33015 forwards. Allocate and free arg_stores bitmap if needed, pass it
33016 down to deletable_insn_p, don't mark stores set in arg_stores
33017 bitmap, clear the bitmap at the beginning of each bb.
33018 * Makefile.in (dce.o): Depend on $(TM_P_H).
33020 2009-01-14 Michael Meissner <gnu@the-meissners.org>
33023 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
33024 to make sure the insn is a conditional test (bug 22599). Reformat a
33027 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
33029 PR middle-end/38431
33030 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
33031 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
33032 (gloog): Do not call cleanup_tree_cfg.
33033 (graphite_transform_loops): Call cleanup_tree_cfg after all
33034 scops have been code generated.
33036 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
33037 * doc/gty.texi (Invoking the garbage collector): Added new node
33038 and section documenting ggc_collect.
33040 2009-01-14 Richard Guenther <rguenther@suse.de>
33042 PR tree-optimization/38826
33043 PR middle-end/38477
33044 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
33045 initialization notes only if we actually emitted a warning.
33046 (intra_create_variable_infos): Add constraints for a result decl
33047 that is passed by hidden reference.
33048 (build_pred_graph): Mark all related variables non-direct on
33051 2009-01-14 Nick Clifton <nickc@redhat.com>
33053 * ira-conflicts.c: Include addresses.h for the definition of
33055 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
33056 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
33058 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
33061 * Makefile.in (ira-lives.o): Add except.h.
33063 * ira-lives.c: Include except.h.
33064 (process_bb_node_lives): Process can_throw_internal.
33066 2009-01-13 Jakub Jelinek <jakub@redhat.com>
33068 PR rtl-optimization/38774
33069 * combine.c (simplify_set): When undoing cc_use change, don't do
33070 PUT_CODE on the newly created comparison, but instead put back the
33073 2009-01-13 Joseph Myers <joseph@codesourcery.com>
33075 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
33076 values. Remove duplicate arm8 entry.
33078 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
33080 PR tree-optimization/38786
33081 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
33082 the SSA_NAME case of expand_scalar_variables_expr.
33083 Set the type of an expression to the type of its assign statement.
33084 (expand_scalar_variables_expr): Also gather the scalar computation
33085 used to index the memory access. Do not pass loop_p.
33086 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
33087 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
33088 the gimple_stmt_iterator where it inserts new code.
33089 Do not pass loop_p.
33090 (copy_bb_and_scalar_dependences): Do not pass loop_p.
33091 (translate_clast): Update call to copy_bb_and_scalar_dependences.
33093 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
33095 * graphite.h (debug_value): Removed.
33096 * graphite.c (debug_value): Removed.
33098 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
33100 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
33101 ldrd/strd with two 32-bit instructions.
33103 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
33105 * config/arm/arm.c (struct processors): Pass for speed down into
33106 cost helper functions.
33107 (const_ok_for_op): Handle COMPARE and inequality nodes.
33108 (arm_rtx_costs_1): Rewrite.
33109 (arm_size_rtx_costs): Update prototype.
33110 (arm_rtx_costs): Pass speed down to helper functions.
33111 (arm_slowmul_rtx_costs): Rework cost calculations.
33112 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
33113 (arm_9e_rtx_costs): Likewise.
33115 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
33117 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
33118 relocations of local symbols wider than UNITS_PER_WORD are not valid.
33119 (alpha_legitimize_address): Do not split local symbols wider than
33120 UNITS_PER_WORD into HIGH/LO_SUM parts.
33122 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
33125 * gcc.c (process_command): Replace call to execvp with calls
33126 to pex_one and exit.
33128 2009-01-03 Anatoly Sokolov <aesok@post.ru>
33131 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
33132 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
33133 variant for devices with 3-byte PC.
33134 (__tablejump_elpm__): New.
33136 2009-01-12 Jakub Jelinek <jakub@redhat.com>
33139 * c-parser.c (c_parser_postfix_expression): Allow `->' in
33140 offsetof member-designator, handle it as `[0].'.
33142 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
33144 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
33145 function when not using named sections on targets with named sections
33146 if branch distance is less than 262132.
33148 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
33150 * combine.c (combine_instructions): Recompute
33151 optimize_this_for_speed_p for each BB in the main combine loop.
33153 2009-01-12 Tomas Bily <tbily@suse.cz>
33156 * tree-loop-distribution.c (prop_phis): New function.
33157 (generate_builtin): Call prop_phis.
33159 2009-01-12 Jakub Jelinek <jakub@redhat.com>
33161 PR tree-optimization/38807
33162 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
33163 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
33165 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
33167 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
33168 subreg of op0 to the original op0.
33170 2009-01-11 Laurent GUERBY <laurent@guerby.net>
33172 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
33174 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
33177 * mips-tfile.c (parse_def): Fix parsing of def strings
33178 starting with digits.
33180 2009-01-10 Jakub Jelinek <jakub@redhat.com>
33183 * config/arm/arm.c (arm_is_long_call_p): Don't call
33184 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
33186 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
33188 * regrename.c (regrename_optimize): Fix dumping.
33189 (find_oldest_value_reg): Preserve REG_POINTER.
33190 (copy_hardreg_forward_1): Likewise.
33192 2009-01-09 Diego Novillo <dnovillo@google.com>
33194 * gimple.h (struct gimple_statement_base) <uid>: Document
33195 the restrictions on its use.
33196 (gimple_uid): Tidy.
33197 (gimple_set_uid): Tidy.
33199 2009-01-09 Jakub Jelinek <jakub@redhat.com>
33201 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
33202 zero guard even if align_bytes != 0 and count is smaller than
33205 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
33207 PR rtl-optimization/38495
33208 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
33209 (add_range_and_copies_from_move_list): Print all added ranges.
33210 Add ranges to memory optimized destination.
33212 2009-01-09 Jakub Jelinek <jakub@redhat.com>
33216 * config/i386/i386.c (override_options): Reject
33217 -mstringop-strategy=rep_8byte with -m32.
33218 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
33219 to 1. Do count comparison against epilogue_size_needed at compile
33220 time even when count_exp was constant forced into register. For
33221 size_needed don't jump to epilogue, instead just avoid aligning
33222 and invoke the body algorithm. If need_zero_guard, add zero guard
33223 even if count is non-zero, but smaller than size_needed + number of
33224 bytes that could be stored for alignment.
33225 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
33226 to 1. If need_zero_guard, add zero guard even if count is non-zero,
33227 but smaller than size_needed + number of bytes that could be stored
33228 for alignment. Compare size_needed with epilogue_size_needed instead
33229 of desired_align - align, don't adjust size_needed, pass
33230 epilogue_size_needed to the epilogue expanders.
33233 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
33235 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
33237 * pa.c (last_address): Change to unsigned.
33238 (update_total_code_bytes): Change argument to unsigned. Don't
33239 check if insn addresses are set.
33240 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
33241 addresses are not set.
33242 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
33244 2009-01-09 Nick Clifton <nickc@redhat.com>
33246 * config/sh/symbian.c: Replace uses of DECL_INLINE with
33247 DECL_DECLARED_INLINE_P.
33249 2009-01-09 Jakub Jelinek <jakub@redhat.com>
33251 PR middle-end/38347
33252 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
33253 GET_MODE (op0) in operand_subword_force calls.
33255 PR middle-end/38771
33256 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
33257 fold_convert arg0 operands to TREE_TYPE (op0) first.
33259 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
33261 * params.def (ira-max-conflict-table-size): Decrease default value
33264 2009-01-08 Jakub Jelinek <jakub@redhat.com>
33266 PR tree-optimization/37031
33267 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
33269 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
33270 allocate it using gc instead of heap, use VEC_quick_push instead of
33272 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
33273 instead of heap, use VEC_quick_push instead of VEC_safe_push.
33274 * tree-data-ref.h (struct access_matrix): Change matrix to gc
33275 allocated vector from heap allocated.
33276 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
33277 * tree-loop-linear.c (linear_transform_loops): Allocate nest
33278 vector only after perfect_loop_nest_depth call.
33280 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
33281 Jan Sjodin <jan.sjodin@amd.com>
33283 PR tree-optimization/38559
33284 * graphite.c (debug_value, copy_constraint,
33285 swap_constraint_variables, scale_constraint_variable, ): New.
33286 (get_lower_bound, get_upper_bound): Removed.
33287 (graphite_trans_bb_strip_mine): Clean up this code that works
33288 only for constant number of iterations. Fully copy upper and
33289 lower bound constraints, not only the constant part of them.
33290 * graphite.h (debug_value): Declared.
33292 2009-01-08 Ira Rosen <irar@il.ibm.com>
33294 PR tree-optimization/37194
33295 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
33296 Don't add the cost of cost model guard in prologue to scalar
33297 outside cost in case of known number of iterations.
33299 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
33300 Alan Modra <amodra@bigpond.net.au>
33302 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
33303 non-word-aligned REG+CONST addressing.
33305 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
33308 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
33309 free_after_compilation when outputting a thunk.
33310 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
33311 Do not call free_after_compilation here.
33313 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
33315 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
33316 (ix86_valid_target_attribute_inner_p): Ditto.
33318 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
33320 PR tree-optimization/38492
33321 PR tree-optimization/38498
33322 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
33323 * tree-chrec.h (scev_is_linear_expression): Declared.
33324 * graphite.c (graphite_cannot_represent_loop_niter): New.
33325 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
33326 (graphite_loop_normal_form): Use gcc_assert.
33327 (scan_tree_for_params): Use CASE_CONVERT.
33328 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
33329 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
33330 Use gcc_assert. Discard scops that contain unhandled cases.
33331 (build_scop_conditions): Return a boolean status for unhandled cases.
33332 (strip_mine_profitable_p): Print the loop number, not its depth.
33333 (is_interchange_valid): Pass the depth of the loop nest, don't
33334 recompute it wrongly.
33335 (graphite_trans_bb_block): Same.
33336 (graphite_trans_bb_block): Print tentative of loop blocking.
33337 (graphite_trans_scop_block): Do not print that the loop has been
33339 (graphite_transform_loops): Do not handle scops that contain condition
33342 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
33344 AVX Programming Reference (December, 2008)
33345 * config/i386/avxintrin.h (_mm256_stream_si256): New.
33346 (_mm256_stream_pd): Likewise.
33347 (_mm256_stream_ps): Likewise.
33349 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
33350 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
33351 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
33352 (bdesc_special_args): Add __builtin_ia32_movntdq256,
33353 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
33354 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
33355 (ix86_expand_special_args_builtin): Likewise.
33357 * config/i386/sse.md (AVXMODEDI): New.
33358 (avx_movnt<mode>): Likewise.
33359 (avx_movnt<mode>): Likewise.
33360 (<sse>_movnt<mode>): Remove AVX support.
33361 (sse2_movntv2di): Likewise.
33363 2009-01-07 Richard Guenther <rguenther@suse.de>
33365 PR middle-end/38751
33366 * fold-const.c (extract_muldiv): Remove obsolete comment.
33367 (fold_plusminus_mult_expr): Undo MINUS_EXPR
33368 to PLUS_EXPR canonicalization for the canonicalization.
33370 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
33372 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
33373 hosted cross-compilers generating less efficient code.
33375 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
33377 * function.h (rtl_data): Add a dbr_scheduled_p field.
33378 * reorg.c (dbr_schedule): Set it.
33379 (gate_handle_delay_slots): Check it.
33380 * config/mips/mips.c (mips_base_delayed_branch): Delete.
33381 (mips_reorg): Check flag_delayed_branch instead of
33382 mips_base_delayed_branch.
33383 (mips_override_options): Don't set mips_base_delayed_branch
33384 or flag_delayed_branch.
33386 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
33388 PR rtl-optimization/38426.
33389 * ira.c (ira): Set current_function_is_leaf earlier.
33391 2009-01-06 Jakub Jelinek <jakub@redhat.com>
33393 PR rtl-optimization/38722
33394 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
33395 too early, only set a flag and modify after last possible
33398 2009-01-06 Janis Johnson <janis187@us.ibm.com>
33401 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
33402 * real.c (decimal_single_format): Correct values of emin and emax.
33403 (decimal_double_format): Ditto.
33404 (decimal_quad_format): Ditto.
33405 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
33406 computation of DECnn_MIN and DECnn_MAX for corrected values of
33407 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
33408 __DECnn_MIN__, and adjust its computation for the corrected value
33411 2009-01-06 Jan Hubicka <jh@suse.cz>
33414 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
33416 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
33418 * doc/contrib.texi (Contributors): Slightly adjust the end note.
33419 Add Robert Clark to the list of testers.
33421 2009-01-06 Jan Hubicka <jh@suse.cz>
33422 Kai Tietz <kai.tietz@onevision.com>
33424 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
33425 * config/i386/i386.c (ix86_expand_call): Add clobbers.
33427 2009-01-06 Jan Hubicka <jh@suse.cz>
33428 Kai Tietz <kai.tietz@onevision.com>
33430 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
33432 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
33433 (ix86_nsaved_regs): Count only general purpose regs.
33434 (ix86_nsaved_sseregs): New.
33435 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
33436 to 16 for w64; compute padding and size of sse reg save area.
33437 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
33438 general purpose regs.
33439 (ix86_emit_save_sse_regs_using_mov): New.
33440 (ix86_expand_prologue): Save SSE regs if needed.
33441 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
33442 (ix86_emit_restore_sse_regs_using_mov): New.
33443 (ix86_expand_epilogue): Save SSE regs if needed.
33445 2009-01-06 Jan Hubicka <jh@suse.cz>
33446 Kai Tietz <kai.tietz@onevision.com>
33448 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
33449 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
33450 functions when accumulate outgoing args is off.
33452 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
33455 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
33456 before using pseudos_have_intersected_live_ranges_p.
33458 * ira-int.h (ira_assert): Always define.
33460 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
33462 AVX Programming Reference (December, 2008)
33463 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
33464 (_mm256_permute2_pd): Likewise.
33465 (_mm_permute2_ps): Likewise.
33466 (_mm256_permute2_ps): Likewise.
33467 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
33468 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
33470 * config/i386/i386.c (ix86_builtins): Remove
33471 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
33472 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
33473 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
33474 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
33475 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
33476 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
33477 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
33478 __builtin_ia32_vpermil2ps256.
33479 (ix86_init_mmx_sse_builtins): Updated.
33480 (ix86_expand_args_builtin): Likewise.
33482 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
33484 * pa.c (output_call): Relocate non-jump insns in the delay slot of
33485 long absolute calls when generating PA 2.0 code.
33487 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
33489 PR rtl-optimization/38583
33490 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
33492 * params.def (ira-max-conflict-table-size): New.
33494 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
33496 * ira.h (ira_conflicts_p): New external definition.
33498 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
33499 table. Report this. Return result of building.
33500 (ira_build_conflicts): Use ira_conflicts_p. Check result of
33501 building conflict table.
33503 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
33504 (ira_color): Use ira_conflicts_p.
33506 * global.c: Include ira.h.
33507 (pseudo_for_reload_consideration_p, build_insn_chain): Use
33510 * Makefile.in (global.o): Add ira.h.
33512 * ira-build.c (mark_all_loops_for_removal,
33513 propagate_some_info_from_allocno): New.
33514 (remove_unnecessary_allocnos): Call
33515 propagate_some_info_from_allocno.
33516 (remove_low_level_allocnos): New.
33517 (remove_unnecessary_regions): Add parameter. Call
33518 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
33519 parameter to remove_unnecessary_regions.
33520 (ira_build): Remove all regions but root if the conflict table was
33521 not built. Update conflict hard regs for allocnos crossing calls.
33523 * ira.c (ira_conflicts_p): New global.
33524 (ira): Define and use ira_conflicts_p.
33526 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
33527 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
33528 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
33530 2009-01-06 Ben Elliston <bje@au.ibm.com>
33532 * gengtype-lex.l (YY_NO_INPUT): Define.
33534 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
33537 * c-common.c (handle_vector_size_attribute): Also reject
33538 BOOLEAN_TYPE types.
33540 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
33542 PR tree-optimization/38492
33543 * graphite.c (rename_map_elt, debug_rename_elt,
33544 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
33545 rename_map_elt_info, eq_rename_map_elts,
33546 get_new_name_from_old_name, bb_in_sese_p): Moved around.
33547 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
33548 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
33549 (sese_build_livein_liveouts): New.
33550 (new_sese, free_sese): New.
33551 (new_scop): Call new_sese.
33552 (free_scop): Call free_sese.
33553 (rename_variables_from_edge, rename_phis_end_scop): Removed.
33554 (register_old_new_names): Renamed register_old_and_new_names.
33555 (register_scop_liveout_renames, add_loop_exit_phis,
33556 insert_loop_close_phis, struct igp,
33557 default_liveout_before_guard, add_guard_exit_phis,
33558 insert_guard_phis, copy_renames): New.
33559 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
33560 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
33561 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
33562 (scop_adjust_phis_for_liveouts): New.
33563 (gloog): Call scop_adjust_phis_for_liveouts.
33565 * graphite.h (struct sese): Documented. Added fields liveout,
33566 num_ver and livein.
33567 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
33568 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
33569 (struct scop): Added field liveout_renames.
33570 (SCOP_LIVEOUT_RENAMES): New.
33572 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
33574 PR tree-optimization/38510
33575 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
33576 (translate_clast): Call recompute_all_dominators before
33578 (gloog): Call recompute_all_dominators before graphite_verify.
33580 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
33581 Jan Sjodin <jan.sjodin@amd.com>
33583 PR tree-optimization/38500
33584 * graphite.c (create_sese_edges): Call fix_loop_structure after
33587 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
33589 * config.gcc: Add m32r*-*-rtems*.
33590 * config/m32r/rtems.h: New file.
33592 2009-01-05 Ben Elliston <bje@au.ibm.com>
33594 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
33595 (.po.pox): Likewise.
33596 (po/gcc.pot): Likewise.
33598 2009-01-04 David S. Miller <davem@davemloft.net>
33600 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
33601 (STARTING_FRAME_OFFSET): Always set to zero.
33603 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
33605 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
33606 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
33607 fixed-point types, and vectors of the same.
33609 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
33611 * config/mips/sync.md (*mb_barrier): Rename to...
33612 (*memory_barrier): ...this.
33614 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
33616 * doc/extend.texi (Function Attributes): Move @cindex after @item
33617 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
33618 and put in alphabetical order. Fix 'target' name and put in order.
33619 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
33622 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
33624 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
33625 (memory_barrier): Expand as unspec instead of unspec_volatile.
33626 Remove mem:BLK from insn operands. Use Pmode scratch register.
33627 (*memory_barrier): Define as unspec instead of unspec_volatile.
33628 Use (match_dup 0) as input operand.
33630 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
33631 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
33632 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
33633 scratch register. Remove operand 1.
33634 (*stbar): Define as unspec instead of unspec_volatile.
33635 Use (match_dup 0) as input operand, remove (const_int 8).
33636 (*membar): Define as unspec instead of unspec_volatile.
33637 Use (match_dup 0) as input operand, remove input operand 2.
33639 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
33640 (memory_barrier): Expand as unspec instead of unspec_volatile.
33641 Remove mem:BLK from insn operands. Use Pmode scratch register.
33642 (*memory_barrier): Define as unspec instead of unspec_volatile.
33643 Use (match_dup 0) as input operand.
33645 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
33646 Remove mem:BLK from insn operands. Use Pmode scratch register.
33647 Set volatile flag on operand 0.
33648 (*memory_barrier): New insn pattern.
33650 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
33652 (*memory_barrier): Use (match_dup 0) as input operand.
33654 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
33655 Remove mem:BLK from insn operands. Use Pmode scratch register.
33656 Set volatile flag on operand 0.
33657 (*mb_internal): New insn pattern.
33659 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
33661 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
33663 PR middle-end/38586
33664 * function.c (struct temp_slot): Move to the section of the file
33665 that deals with temp slots. Remove field 'address'.
33666 (temp_slot_address_table): New hash table of address -> temp slot.
33667 (struct temp_slot_address_entry): New struct, items for the table.
33668 (temp_slot_address_compute_hash, temp_slot_address_hash,
33669 temp_slot_address_eq, insert_temp_slot_address): Support functions
33671 (find_temp_slot_from_address): Rewrite to use the new hash table.
33672 (remove_unused_temp_slot_addresses): Remove addresses of temp
33673 slots that have been made available.
33674 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
33675 worker function for remove_unused_temp_slot_addresses.
33676 (assign_stack_temp_for_type): Don't clear the temp slot address list.
33677 Add the temp slot address to the address -> temp slot map.
33678 (update_temp_slot_address): Update via insert_temp_slot_address.
33679 (free_temp_slots): Call remove_unused_temp_slot_addresses.
33680 (pop_temp_slots): Likewise.
33681 (init_temp_slots): Allocate the address -> temp slot map, or empty
33682 the map if it is already allocated.
33683 (prepare_function_start): Initialize temp slot processing.
33685 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
33687 PR middle-end/38584
33688 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
33689 Calculate the size of all stack vars assuming no packing of stack
33690 vars will happen, replacing a quadratic algorithm with a linear one.
33692 2009-01-03 Jakub Jelinek <jakub@redhat.com>
33695 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
33698 2009-01-03 Diego Novillo <dnovillo@google.com>
33700 * doc/contrib.texi: Update contributions.
33702 2009-01-03 Jakub Jelinek <jakub@redhat.com>
33705 * builtins.c (fold_builtin_memory_op): Give up if either operand
33706 is volatile. Set srctype or desttype to non-qualified version
33710 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
33711 and FUNCTION_DECLs.
33713 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
33715 PR rtl-optimization/35805
33716 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
33717 problem if fast dce is able to remove any instructions.
33718 * dce.c (dce_process_block): Fix dump message.
33720 2009-01-02 Mark Mitchell <mark@codesourcery.com>
33723 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
33725 2009-01-02 Jakub Jelinek <jakub@redhat.com>
33727 PR middle-end/38690
33728 * tree-flow.h (op_code_prio, op_prio): New prototypes.
33729 * tree-pretty-print.c (op_code_prio): New function.
33730 (op_prio): No longer static. Use op_code_prio.
33731 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
33732 Use op_prio and op_code_prio to determine if () should be
33733 printed around operand(s) or not.
33735 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
33736 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
33737 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
33738 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
33739 pp_character instead of pp_string for single letter printing.
33741 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
33743 * doc/extend.texi: Fix '#pragma GCC option' typo.
33745 2009-01-02 Richard Guenther <rguenther@suse.de>
33747 * doc/install.texi (--enable-checking): Mention different
33748 default for stage1.
33749 (--enable-stage1-checking): Document.
33751 2009-01-01 Andrew Pinski <pinskia@gmail.com>
33753 PR middle-end/30142
33754 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
33755 case to be an error.
33757 2009-01-02 Ben Elliston <bje@au.ibm.com>
33759 * config/fp-bit.h (pack_d): Constify argument.
33760 * config/fp-bit.c (makenan): Constify return type. Remove casts.
33761 (isnan): Constify argument.
33763 (iszero): Likewise.
33764 (pack_d): Likewise.
33765 (_fpadd_parts): Constify return type.
33766 (_fpmul_parts): Likewise.
33767 (_fpdiv_parts): Likewise.
33769 2009-01-01 Jakub Jelinek <jakub@redhat.com>
33772 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
33773 warn about overwriting initializer with side-effects or
33774 -Woverride-init if !IMPLICIT.
33775 (output_init_element): Likewise. Pass IMPLICIT down to
33777 (process_init_element): Add IMPLICIT argument. Pass it down
33778 to output_init_element.
33779 (push_init_element, pop_init_level, set_designator): Adjust
33780 process_init_element callers.
33781 (set_nonincremental_init, set_nonincremental_init_from_string):
33782 Adjust add_pending_init callers.
33783 (output_pending_init_elements): Adjust output_init_element callers.
33784 * c-tree.h (process_init_element): Adjust prototype.
33785 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
33786 process_init_element callers.
33789 Copyright (C) 2009 Free Software Foundation, Inc.
33791 Copying and distribution of this file, with or without modification,
33792 are permitted in any medium without royalty provided the copyright
33793 notice and this notice are preserved.