1 2009-12-01 Grigori Fursin <grigori.fursin@inria.fr>
2 Joern Rennecke <amylaar@spamcop.net>
4 * cgraphunit.c (plugin.h): Include.
5 (ipa_passes): Invoke PLUGIN_ALL_IPA_PASSES_START /
6 PLUGIN_ALL_IPA_PASSES_END at start / end of processing.
7 * gcc-plugin.h (highlev-plugin-common.h, hashtab.h): Include.
8 (enum plugin_event): Define by including plugin.def.
9 Last enumerator is now called PLUGIN_EVENT_FIRST_DYNAMIC.
10 (plugin_event_name): Change type to const char **.
11 (get_event_last, get_named_event_id, unregister_callback): Declare.
12 (register_callback): Change type of event argument to int.
13 (highlev-plugin-common.h): New file.
14 * Makefile.in (GCC_PLUGIN_H): Add highlev-plugin-common.h and
16 (tree-optimize.o passes.o): Depend on $(PLUGIN_H).
17 (PLUGIN_HEADERS): Add opts.h, $(PARAMS_H) and plugin.def.
18 (s-header-vars): New rule.
19 (install-plugin): Depend on s-header-vars. Install b-header-vars.
20 * params.c (get_num_compiler_params): New function.
21 * params.h (get_num_compiler_params): Declare.
22 * passes.c (plugin.h): Include.
23 (make_pass_instance): Invoke PLUGIN_NEW_PASS.
24 (do_per_function_toporder, pass_init_dump_file): No longer static.
25 (pass_fini_dump_file): Likewise.
26 (execute_one_pass): Likewise. Invoke PLUGIN_OVERRIDE_GATE and
27 PLUGIN_PASS_EXECUTION.
28 (execute_ipa_pass_list): Invoke PLUGIN_EARLY_GIMPLE_PASSES_START and
29 PLUGIN_EARLY_GIMPLE_PASSES_END.
30 * plugin.c (plugin_event_name_init): New array, defined by
32 (FMT_FOR_PLUGIN_EVENT): Update.
33 (plugin_event_name): Change type to const char ** and initialize
34 to plugin_event_name_init.
35 (event_tab, event_last, event_horizon): New variable.
36 (get_event_last): New function.
37 (plugin_callbacks_init): New array.
38 (plugin_callbacks: Change type to struct callback_info **.
39 Initialize to plugin_callbacks_init.
40 (htab_event_eq, get_named_event_id, unregister_callback): New function.
41 (invoke_plugin_va_callbacks): Likewise.
42 (register_callback): Change type of event argument to int.
43 Handle new events. Allow dynamic events.
44 (invoke_plugin_callbacks): Likewise. Return success status.
45 (plugins_active_p): Allow dynamic callbacks.
46 * plugin.def: New file.
47 * plugin.h (invoke_plugin_callbacks): Update prototype.
48 (invoke_plugin_va_callbacks): Declare.
49 * tree-optimize.c (plugin.h): Include.
50 (tree_rest_of_compilation): Invoke PLUGIN_ALL_PASSES_START and
51 PLUGIN_ALL_PASSES_END.
52 * tree-pass.h (execute_one_pass, pass_init_dump_file): Declare.
53 (pass_fini_dump_file, do_per_function_toporder): Likewise.
54 * doc/plugin.texi: Document new event types.
56 2009-12-01 Martin Jambor <mjambor@suse.cz>
58 PR tree-optimization/42237
59 * tree-sra.c (sra_ipa_modify_assign): Split gimple_reg_type assignments
60 in between references into two.
62 2009-12-01 Richard Guenther <rguenther@suse.de>
64 * tree-inline.c (copy_tree_body_r): Do not set TREE_BLOCK
65 to the block of the call when remapping a type.
67 2009-12-01 Martin Jambor <mjambor@suse.cz>
69 * cgraph.h (struct cgraph_edge): Reorder fields. Make loop_nest
71 * ipa-prop.h (struct ipa_param_call_note): Likewise.
72 * ipa-prop.c (ipa_note_param_call): Initialize note->loop_nest.
74 2009-12-01 Richard Guenther <rguenther@suse.de>
76 * final.c (rest_of_clean_state): If -fcompare-debug is
77 given dump final insns without UIDs.
78 * tree-ssa-live.c (remove_unused_scope_block_p): Remove
79 after_inlining checks.
81 2009-11-30 Chao-ying Fu <fu@mips.com>
83 * config/mips/mips-dsp.md (mips_lhx_<mode>): Use sign_extend.
85 2009-11-30 Dave Korn <dave.korn.cygwin@gmail.com>
87 * configure.ac (USE_CYGWIN_LIBSTDCXX_WRAPPERS): Define to reflect
88 status of AC_CHECK_FUNC for Cygwin DLL libstdc++ support wrappers.
89 * configure: Regenerate.
90 * config.in: Regenerate.
92 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Define list of --wrap
93 options for Cygwin DLL libstdc++ support wrappers.
94 (CXX_WRAP_SPEC_OPT): Define spec to use wrappers or not by default
95 according to defined value of USE_CYGWIN_LIBSTDCXX_WRAPPERS.
96 (CXX_WRAP_SPEC): Define entire wrapper spec in or out according to
97 whether USE_CYGWIN_LIBSTDCXX_WRAPPERS is even defined or not.
98 (LINK_SPEC): Include CXX_WRAP_SPEC.
99 * gcc/config/i386/winnt.c (wrapper_strcmp): New qsort helper function.
100 (i386_find_on_wrapper_list): Check if a function is found on the list
101 of libstdc++ wrapper options.
102 (i386_pe_file_end): If we are importing a wrapped function, also emit
103 an external declaration for the real version.
104 * config/i386/cygming.opt (muse-libstdc-wrappers): New option for
105 Cygwin targets. Update copyright year.
107 2009-11-30 Steve Ellcey <sje@cup.hp.com>
108 Jakub Jelinek <jakub@redhat.com>
110 * function.c (instantiate_virtual_regs_in_insn): Copy to new reg
113 2009-11-30 Anatoly Sokolov <aesok@post.ru>
115 * config/sh/sh.c (sh_promote_prototypes): Make static.
116 (sh_function_value, sh_libcall_value, sh_function_value_regno_p): New
118 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
119 * config/sh/sh.h: (FUNCTION_VALUE_REGNO_P): Redefine, use
120 sh_function_value_regno_p.
121 (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
122 * config/sh/sh-protos.h (sh_function_value_regno_p): Declare.
123 (sh_promote_prototypes) : Remove.
125 2009-11-30 Julian Brown <julian@codesourcery.com>
127 * config/arm/arm.h (PREFERRED_RELOAD_CLASS): Don't restrict Thumb-2
130 2009-11-30 Richard Henderson <rth@redhat.com>
132 * config/i386/i386.c (ix86_vec_interleave_v2df_operator_ok): New.
133 (bdesc_special_args): Update insn codes.
134 (avx_vpermilp_parallel): Correct range check.
135 (ix86_rtx_costs): Handle vector permutation rtx codes.
136 (struct expand_vec_perm_d): Move earlier.
137 (get_mode_wider_vector): New.
138 (expand_vec_perm_broadcast_1): New.
139 (ix86_expand_vector_init_duplicate): Use it. Tidy AVX modes.
140 (expand_vec_perm_broadcast): New.
141 (ix86_expand_vec_perm_builtin_1): Use it.
142 * config/i386/i386-protos.h: Update.
143 * config/i386/predicates.md (avx_vbroadcast_operand): New.
144 * config/i386/sse.md (AVX256MODE24P): New.
145 (ssescalarmodesuffix2s): New.
146 (avxhalfvecmode, avxscalarmode): Fill out to all modes.
147 (avxmodesuffixf2c): Add V8SI, V4DI.
148 (vec_dupv4sf): New expander.
149 (*vec_dupv4sf_avx): Add vbroadcastss alternative.
150 (*vec_set<mode>_0_avx, **vec_set<mode>_0_sse4_1): Macro-ize for
151 V4SF and V4SI. Move C alternatives to front. Add insertps and
153 (*vec_set<mode>_0_sse2): Split out from ...
154 (vec_set<mode>_0): Macro-ize for V4SF and V4SI.
155 (vec_interleave_highv2df, vec_interleave_lowv2df): Require register
156 destination; use ix86_vec_interleave_v2df_operator_ok, instead of
157 ix86_fixup_binary_operands.
158 (*avx_interleave_highv2df, avx_interleave_lowv2df): Add movddup.
159 (*sse3_interleave_highv2df, sse3_interleave_lowv2df): New.
160 (*avx_movddup, *sse3_movddup): Remove. New splitter from
161 vec_select form to vec_duplicate form.
162 (*sse2_interleave_highv2df, sse2_interleave_lowv2df): Use
163 ix86_vec_interleave_v2df_operator_ok.
164 (avx_movddup256, avx_unpcklpd256): Change to expanders, merge into ...
165 (*avx_unpcklpd256): ... here.
166 (*vec_dupv4si_avx): New.
167 (*vec_dupv2di_avx): Add movddup alternative.
168 (*vec_dupv2di_sse3): New.
169 (vec_dup<AVX256MODE24P>): Replace avx_vbroadcasts<AVXMODEF4P> and
170 avx_vbroadcastss256; represent with vec_duplicate instead of
171 nested vec_concat operations.
172 (avx_vbroadcastf128_<mode>): Rename from
173 avx_vbroadcastf128_p<avxmodesuffixf2c>256.
174 (*avx_vperm_broadcast_v4sf): New.
175 (*avx_vperm_broadcast_<AVX256MODEF2P>): New.
177 2009-11-30 Martin Jambor <mjambor@suse.cz>
180 * tree-sra.c (struct access): New field grp_different_types.
181 (dump_access): Dump grp_different_types.
182 (compare_access_positions): Prefer scalars and vectors over other
184 (sort_and_splice_var_accesses): Set grp_different_types if appropriate.
185 (sra_modify_expr): Use the original also when dealing with a complex
186 or vector group accessed as multiple types.
188 2009-11-30 Richard Henderson <rth@redhat.com>
190 * config/i386/i386.c (avx_vperm2f128_parallel): New.
191 * config/i386/i386-protos.h: Declare it.
192 * config/i386/predicates.md (avx_vperm2f128_v8sf_operand,
193 avx_vperm2f128_v8si_operand, avx_vperm2f128_v4df_operand): New.
194 * config/i386/sse.md (avx_vperm2f128<mode>3): Change to expander.
195 (*avx_vperm2f128<mode>_full): Renamed from avx_vperm2f128<mode>3.
196 (*avx_vperm2f128<mode>_nozero): New.
198 2009-11-30 Richard Henderson <rth@redhat.com>
200 * config/i386/i386-builtin-types.def (V4DF_FTYPE_V4DF_V4DF_V4DI): New.
201 (V8SF_FTYPE_V8SF_V8SF_V8SI): New.
202 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Support
203 V4DF and V8SF for AVX; relax constraint on V4SF to SSE1 from SSE2.
204 (IX86_BUILTIN_VEC_PERM_V4DF, IX86_BUILTIN_VEC_PERM_V8SF): New.
205 (bdesc_args): Add them.
206 (ix86_expand_builtin): Expand them.
207 (expand_vec_perm_pshufb2): Only operate on 16-byte vectors.
209 2009-11-30 Martin Jambor <mjambor@suse.cz>
212 * ipa-prop.c (ipa_write_node_info): Initialize note_count to zero.
214 2009-11-30 Jakub Jelinek <jakub@redhat.com>
216 * ipa-reference.c (propagate): Only dump bitmaps if computed.
218 2009-11-30 Olga Golovanevsky <olga@il.ibm.com>
221 * ipa-struct-reorg.c (new_var_eq): Use DECL_UID to hash new variables.
222 (new_var_hash): Likewise.
223 (is_in_new_vars_htab): Likewise.
224 (add_to_new_vars_htab): Likewise.
226 2009-11-30 Ira Rosen <irar@il.ibm.com>
228 * tree-vect-stmts.c (vectorizable_assignment): Support
231 2009-11-30 Richard Guenther <rguenther@suse.de>
233 * doc/contrib.texi (Contributors): Add myself.
235 2009-11-30 Richard Guenther <rguenther@suse.de>
237 * tree.c (free_lang_data): Do not set debug_info_level to
240 2009-11-30 Richard Guenther <rguenther@suse.de>
244 * expr.c (expand_expr_addr_expr_1): Properly expand the initializer
247 2009-11-30 Richard Guenther <rguenther@suse.de>
249 * tree-into-ssa.c (insert_phi_nodes): Add PHI nodes in
252 2009-11-30 Richard Guenther <rguenther@suse.de>
254 * tree-dump.c (dump_option_value_in): Add TDF_NOUID.
255 * tree-pass.h (TDF_NOUID): Likewise.
256 * print-rtl.c: Include tree-pass.h.
257 (print_mem_expr): Pass dump_flags.
258 (print_rtx): Likewise.
259 * print-tree.c: Include tree-pass.h.
260 (print_node_brief): Handle TDF_NOUID.
261 (print_node): Likewise.
262 * tree-pretty-print.c (dump_decl_name): Likewise.
263 (dump_generic_node): Likewise.
264 * Makefile.in (print-rtl.o, print-tree.o): Add $(TREE_PASS_H)
267 2009-11-30 Nick Clifton <nickc@redhat.com>
269 * config/stormy16/stormy16-lib2-count-leading-zeros.c: Delete.
270 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Remove
271 stormy16-lib2-count-leading-zeros.c.
272 * config/stormy16/stormy16-lib2.c (__clzhi2): Move code from
273 __stormy16_count_leading_zeros() into this function.
274 (__ctzhi2): Use __builtin_clz.
275 (__ffshi2): Likewise.
277 2009-11-30 Eric Botcazou <ebotcazou@adacore.com>
279 * config/sparc/sparc.c (DF_MODES): Simplify.
280 (TF_ONLY_MODES, OF_ONLY_MODES): Delete.
281 (TF_MODES, OF_MODES): Adjust for above change.
282 (TF_MODES_NO_S, OF_MODES_NO_S): Likewise.
283 * config/sparc/sparc.h (REGNO_REG_CLASS): Move around.
285 2009-11-30 Paolo Bonzini <bonzini@gnu.org>
287 PR rtl-optimization/41812
288 * fwprop.c (local_md, local_lr): New globals.
289 (process_defs, process_uses): Remove local_md argument. Never
290 consider dead pseudos to have singleton def-use chains.
291 (single_def_use_enter_block): Perform LR simulation.
292 (build_single_def_use_links): Remove local_md local variable.
293 Add DF_NOTE. Allocate local_lr.
294 (fwprop_done): Do not remove DF_CHAIN, we do not use it anymore.
295 * df-problems.c (df_md_scratch): New.
296 (df_md_alloc, df_md_free): Allocate/free it.
297 (df_md_local_compute): Only include live registers in init.
298 (df_md_transfer_function): Prune the in-set computed by
299 the confluence function, and the gen-set too.
301 2009-11-30 Hans-Peter Nilsson <hp@axis.com>
303 PR rtl-optimization/40086
304 * reorg.c (relax_delay_slots): When looking for redundant insn at
305 the branch target, use next_real_insn, not next_active_insn.
307 2009-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
309 * doc/install.texi: Update minimum MPC version to 0.8.
311 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
313 * config/rs6000/rs6000.md (fnmaddsf4_powerpc_1): Remove
314 HONOR_SIGNED_ZEROS final condition.
315 (fnmsubsf4_powerpc_1): Same.
316 (fnmadddf4_fpr_1): Same.
317 (fnmsubdf4_fpr_1): Same.
319 2009-11-29 Ira Rosen <irar@il.ibm.com>
321 PR tree-optimization/42193
322 * tree-vect-stmts.c (vectorizable_operation): Set vectorization factor
323 to 1 in case of basic block SLP.
324 (vectorizable_load): Likewise.
326 2009-11-28 Jan Hubicka <jh@suse.cz>
328 * cgraph.c (same_body_alias_1): Break out of
329 (same_body_alias): ... here; remove comdat check; it is handled
331 (cgraph_add_thunk): New.
332 (dump_cgraph_node): Dump aliases and thunks.
333 * cgraph.h (cgraph_thunk_info): New structure.
334 (struct cgraph_node): Add thunk info.
335 (cgraph_add_thunk): New.
336 * cgraphunit.c (cgraph_emit_thunks): Remove.
337 (cgraph_finalize_compilation_unit): Do not call cgraph_emit_thunks.
338 (assemble_thunk): New function.
339 (cgraph_expand_function): Handle thunks.
341 (init_lowered_empty_function): New.
342 * cp-objcp-common.h (LANG_HOOKS_CALLGRAPH_EMIT_ASSOCIATED_THUNKS): Remove.
343 * lto-cgraph.c (lto_output_node): Stream thunk info.
344 (input_node): Likewise.
345 * langhooks.h (lang_hooks_for_callgraph): Remove emit_associated_thunks.
346 * langhooks-def.h (LANG_HOOKS_CALLGRAPH_EMIT_ASSOCIATED_THUNKS): Remove.
347 (LANG_HOOKS_CALLGRAPH_INITIALIZER): Update.
348 * i386.c (x86_output_mi_thunk): Make output prettier.
350 2009-11-28 Richard Guenther <rguenther@suse.de>
352 PR tree-optimization/42183
353 * tree-nrv.c (tree_nrv): Bail out if the RESULT_DECL has its
354 address taken. Merge the addressable state of the NRV
355 variable and the result instead of copying it.
357 2009-11-28 Jakub Jelinek <jakub@redhat.com>
359 * matrix-reorg.c (analyze_matrix_allocation_site): Remove unused
360 malloc_fname variable.
361 (check_allocation_function): Remove unused gsi and bb_level_0
363 (transform_access_sites): Remove unused d_type_size and d_type_size_k
365 * omega.c (resurrect_subs): Remove unused n variable.
366 (omega_solve_geq): Remove unused neweqns variable.
367 * lto-streamer-in.c (lto_read_tree): Remove unused end_marker variable.
368 * tree-inline.c (declare_return_variable): Remove USE_P argument,
369 return use instead of var.
370 (remap_decl, remap_block): Remove unused fn variable.
371 (expand_call_inline): Remove unused retvar variable, adjust
372 declare_return_variable caller.
373 (optimize_inline_calls): Remove unused prev_fn variable.
374 * tree-vect-slp.c (vect_analyze_slp_instance): Remove unused ncopies
376 (vect_create_mask_and_perm): Remove unused group_size and dr_chain_size
378 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle MINUS_EXPR
380 * tree-vect-loop.c (vect_analyze_loop_form): Remove unused backedge
382 (vect_create_epilog_for_reduction): Remove unused bytesize variable.
383 * omp-low.c (workshare_safe_to_combine_p): Remove par_entry_bb
384 parameter. Remove unused par_stmt variable.
385 (determine_parallel_type): Adjust workshare_safe_to_combine_p caller.
386 (expand_omp_sections): Remove unused l1 variable.
387 (lower_omp_for): Remove unused ilist variable.
388 * tree-loop-distribution.c (mark_nodes_having_upstream_mem_writes):
389 Remove unused has_upstream_mem_write_p variable.
390 * recog.c (decode_asm_operands): Remove unused noperands variable.
391 * tree-ssa-alias.c (refs_may_alias_p_1): Remove unused size1 and
393 * libgcov.c (__gcov_merge_delta): Remove unused last variable.
394 * tree-call-cdce.c (gen_conditions_for_pow_int_base): Remove unused
396 (gen_conditions_for_pow): Remove unused ec variable.
397 * tree-ssa-sccvn.c (vn_reference_lookup_3): Remove unused size
399 * ipa-struct-reorg.c (program_redefines_malloc_p): Remove unused
401 * tree-ssa-sink.c (statement_sink_location): Remove unused code
403 * regmove.c (copy_src_to_dest): Remove unused insn_uid and move_uid
405 * tree-complex.c (create_one_component_var): Remove unused inner_type
407 * calls.c (emit_call_1): Don't GEN_INT (struct_value_size)
408 unnecessarily when GEN_*CALL omits that argument.
409 * regrename.c (regrename_optimize): Remove unused regs_seen variable.
410 (build_def_use): Remove unused icode variable.
411 * ipa-pure-const.c (check_call): Remove unused callee and avail
413 * tree-dfa.c (add_referenced_var): Remove unused v_ann variable.
414 * tree-vect-patterns.c (vect_recog_pow_pattern): Remove unused type
416 (vect_pattern_recog): Remove unused stmt variable.
417 * sel-sched-ir.c (make_regions_from_the_rest): Remove unused
418 new_regions variable.
419 * postreload.c (reload_cse_simplify_operands): Remove unused mode
421 * tree-parloops.c (create_call_for_reduction_1): Remove unused
423 (create_parallel_loop): Remove unused res variable.
424 (gen_parallel_loop): Remove unused nloop variable.
425 * tree-vect-loop-manip.c (vect_loop_versioning): Likewise.
426 * value-prof.c (gimple_mod_subtract_transform,
427 gimple_stringops_transform): Remove unused value variable.
428 (gimple_stringops_values_to_profile): Remove unused fcode variable.
429 * tree-vrp.c (register_new_assert_for): Remove unused found variable.
430 (vrp_visit_switch_stmt): Remove unused n variable.
431 * tree-vect-stmts.c (vectorizable_conversion): Remove unused expr
433 (vectorizable_operation): Remove unused shift_p variable.
434 (vectorizable_store): Remove unused first_stmt_vinfo variable.
435 * tree-ssa-operands.c (add_stmt_operand): Remove unused v_ann variable.
436 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove unused bb
438 (vect_permute_store_chain): Remove unused scalar_dest variable.
439 (vect_supportable_dr_alignment): Remove unused invariant_in_outerloop
441 * tree-ssa-threadupdate.c (thread_single_edge): Remove unused
443 * tree-optimize.c (tree_rest_of_compilation): Remove unused node
445 * optabs.c (expand_binop): Remove unused equiv_value variable.
446 (emit_libcall_block): Remove unused prev variable.
447 (init_optabs): Remove unused int_mode variable.
448 * tree-ssa-structalias.c (scc_visit): Remove unused have_ref_node
450 (do_structure_copy): Remove unused lhsbase and rhsbase variables.
451 (find_func_aliases): Remove unused rhstype variable.
452 (ipa_pta_execute): Remove unused varid variable.
454 2009-11-28 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
456 * config/avr/avr.h (ASM_OUTPUT_EXTERNAL): Add.
458 2009-11-28 David Binderman <dcb314@hotmail.com>
460 * ira-color.c (put_allocno_into_bucket): Remove set but not used
461 local variable hard_regs_num.
462 * ira-lives.c (process_single_reg_class_operands): Remove cover_class.
463 * loop-unswitch.c (unswitch_loop): Remove zero_bitmap.
464 * lower-subreg.c (decompose_multiword_subregs): Remove next.
466 2009-11-27 Martin Jambor <mjambor@suse.cz>
469 * tree-sra.c (get_replaced_param_substitute): Call create_tmp_var
470 instead of create_tmp_var. Set DECL_GIMPLE_REG_P to one manually
471 for vector and complex types.
472 (get_adjustment_for_base): Describe return value in the comment.
474 2009-11-27 Nick Clifton <nickc@redhat.com>
476 * longlong.h (count_leading_zeros): Define macro for stormy16
478 (COUNT_LEADING_ZEROS_0): Likewise.
479 * config/stormy16/stormy16-lib2.c: Arrange for separate
480 compilation of each function.
481 (__ffshi2): New function.
482 (__stormy16_count_leading_zeros): New function.
483 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Use stub files to
484 compile each function into its own object file.
485 (stormy16-lib2-ashlsi3.c): New stub file.
486 (stormy16-lib2-ashrsi3.c): New stub file.
487 (stormy16-lib2-clzhi2.c): New stub file.
488 (stormy16-lib2-count-leading-zeros.c): New stub file.
489 (stormy16-lib2-ctzhi2.c): New stub file.
490 (stormy16-lib2-divsi3.c): New stub file.
491 (stormy16-lib2-ffshi2.c): New stub file.
492 (stormy16-lib2-lshrsi3.c): New stub file.
493 (stormy16-lib2-modsi3.c): New stub file.
494 (stormy16-lib2-parityhi2.c): New stub file.
495 (stormy16-lib2-popcounthi2.c): New stub file.
496 (stormy16-lib2-udivmodsi4.c): New stub file.
497 (stormy16-lib2-udivsi3.c): New stub file.
498 (stormy16-lib2-umodsi3.c): New stub file.
500 2009-11-27 Richard Henderson <rth@redhat.com>
502 * config/i386/sse.md (vec_interleave_highv16qi,
503 vec_interleave_lowv16qi, vec_interleave_highv8hi,
504 vec_interleave_lowv8hi, vec_interleave_highv4si,
505 vec_interleave_lowv4si, vec_interleave_highv2di,
506 vec_interleave_lowv2di, vec_interleave_highv4sf,
507 vec_interleave_lowv4sf, vec_interleave_highv2df,
508 vec_interleave_lowv2df): Remove expanders.
509 (sse_unpcklps, sse_unpckhps, sse2_unpckhpd_exp, sse2_unpcklpd_exp,
510 sse2_punpckhqdq, sse2_punpcklqdq, sse2_punpckhbw, sse2_punpcklbw,
511 sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq):
512 Rename to their proper vec_interleave equivalent. Update all users
514 * config/i386/i386.c, config/i386/i386.md: Update all users.
516 2009-11-27 Michael Matz <matz@suse.de>
518 PR rtl-optimization/42084
519 * cfgexpand.c (maybe_cleanup_end_of_block): Add new parameter,
520 use it to stop walking.
521 (expand_gimple_cond): Adjust call to above.
523 2009-11-27 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
526 * gthr-solaris.h (__gthread_mutex_destroy): Remove UNUSED.
527 [SUPPORTS_WEAK && GTHREAD_USE_WEAK] (__gthread_active_p): Use
528 __extension__ to allow cast from function pointer to object
530 * doc/install.texi (--enable-threads): Clarify use of Solaris
533 2009-11-27 Steven Bosscher <steven@gcc.gnu.org>
535 * config/ia64/itanium1.md: Remove.
536 * config/ia64/ia64.md: Do not include it.
537 * config/ia64/ia64.c (ia64_handle_option): Remove "itanium",
538 "itanium1", and "merced" from the processor alias table.
539 (clocks, add_cycles): Remove global variables.
540 (ia64_sched_reorder2): Don't set/use them.
541 (ia64_dfa_new_cycle, ia64_h_i_d_extended, ia64_reorg): Likewise.
542 (bundling): Likewise. Remove extra pass for MMMUL/MMSHF.
544 2009-11-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
546 * config/s390/s390.c (last_scheduled_insn): New variable.
547 (s390_fpload_toreg, s390_z10_prevent_earlyload_conflicts): New
549 (s390_sched_reorder, s390_sched_variable_issue): New functions.
550 (TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_REORDER): Target hooks
553 2009-11-27 Michael Matz <matz@suse.de>
556 * tree-eh.c (lower_catch): Stop after expanding a catch-all.
558 2009-11-27 Richard Guenther <rguenther@suse.de>
560 * timevar.def (TV_LOOP_MOVE_INVARIANTS, TV_LOOP_UNSWITCH,
561 TV_LOOP_UNROLL, TV_LOOP_DOLOOP): New timevars.
562 * loop-init.c (pass_rtl_move_loop_invariants): Use
563 TV_LOOP_MOVE_INVARIANTS.
564 (pass_rtl_unswitch): Use TV_LOOP_UNSWITCH.
565 (pass_rtl_unroll_and_peel): Use TV_LOOP_UNROLL.
566 (pass_rtl_doloop): Use TV_LOOP_DOLOOP.
568 2009-11-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
570 * emit-rtl.c (next_active_insn, prev_active_insn): Correct
573 2009-11-27 Jakub Jelinek <jakub@redhat.com>
575 * config/i386/i386.c (ix86_emit_restore_sse_regs_using_mov): Remove
576 unused insn variable.
577 * genemit.c (output_peephole2_scratches): Only declare and initialize
578 _regs_allocated if it will be ever used.
579 * cfgloopmanip.c (create_empty_if_region_on_edge): Remove unused
581 (create_empty_loop_on_edge): Remove unused freq and cnt variables.
582 * unwind-c.c (PERSONALITY_FUNCTION): Remove unused action_record
585 * opts.c (decode_options): If optimize is bigger than 255,
588 2009-11-26 Richard Henderson <rth@redhat.com>
590 * config/i386/sse.md (mulv16qi3): Change back from an expander
591 to an insn-and-split.
592 (mulv4si): Mention AVX not XOP for AVX exception.
593 (*sse2_mulv4si3): Likewise.
594 (mulv2di3): Use vmulld not vpmacsdd for XOP expansion. Tidy.
596 2009-11-26 Bernd Schmidt <bernd.schmidt@analog.com>
598 * cfgexpand (n_stack_vars_conflict): New static variable.
599 (triangular_index): Reduce likelyhood of overflow by performing
600 the division before the multiplication.
601 (resize_stack_vars_conflict): Call fatal_error if overflow
602 occurred in triangular_index. Update n_stack_vars_conflict.
605 * regrename.c (struct du_chain): Remove member earlyclobber.
606 (scan_rtx_reg): Don't set it. Remove argument earlyclobber,
608 (scan_rtx): Remove argument earlyclobber, all callers changed.
609 (hide_operands, restore_operands, record_out_operands): New functions,
610 broken out of build_def_use.
611 (build_def_use): Call them as necessary.
613 * regrename.c (struct du_head): New members id, conflicts,
614 hard_conflicts and cannot_rename.
615 (enum scan_actions): Remove terminate_all_read and
616 terminate_overlapping_read; add mark_all_read.
617 (scan_actions_name): Likewise.
618 (du_head_p): New typedef. Define a vector type for it.
619 (id_to_chain): New static variable.
620 (note_sets, clear_dead_regs): Delete functions.
621 (free_chain_data): New function.
622 (merge_overlapping_regs): Simply walk the conflicts bitmap.
623 Remove argument B, all callers changed.
624 (regrename_optimize): Allocate id_to_chain. Ignore chains that have
625 the cannot_rename bit set. Update regno and nregs of a renamed chain.
626 Call free_chain_data when done.
627 (do_replace): Remove death notes when the renamed reg is set in the
628 last insn; add them if not.
629 (mark_conflict, note_sets_clobbers): New static function.
630 (fail_current_block, current_id, open_chains_set, live_hard_regs): New
632 (scan_rtx_reg): Keep track of conflicts between chains, and between
633 chains and hard regs. Don't terminate chains when we find a read we
634 can't handle, mark it unrenameable instead. For terminate_write,
635 terminate chains that are written with an exact match or a superset
636 of registers. Set fail_current_block if multi-word lifetimes are too
638 (scan_rtx_address): Use mark_all_read instead of terminate_all_read.
639 (build_def_use): Initialize current_id, live_chains and live_hard_regs;
640 free memory for them when done.
641 Rearrange the steps so that earlyclobbers are noted before reads
642 are processed. Add new steps to keep track of hard register lifetimes
643 outside insn operands.
645 2009-11-26 Richard Guenther <rguenther@suse.de>
647 * tree-ssa-dce.c (nr_walks): New variable.
648 (mark_aliased_reaching_defs_necessary): Adjust oracle cut-off.
649 (perform_tree_ssa_dce): Init nr_walks.
651 2009-11-26 Michael Matz <matz@suse.de>
653 PR tree-optimization/41905
654 * tree-eh.c (lower_eh_constructs_2): Don't add assignments
655 below statements that can't fall thru.
657 2009-11-26 Michael Matz <matz@suse.de>
659 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
660 expand_builtin_sprintf): Remove.
661 (expand_builtin): Don't call them.
663 2009-11-26 Richard Guenther <rguenther@suse.de>
665 * tree-ssa-dce.c (perform_tree_ssa_dce): Allocate visited bitmap.
667 2009-11-26 Nick Clifton <nickc@redhat.com>
669 * config/rx/rx.c (rx_expand_epilogue): Add checks for sibcalls
670 being used incorrectly.
671 (rx_function_ok_for_sibcall): New function. Do not allow indirect
672 sibcalls, or sibcalls from interrupt functions.
673 (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
674 * config/rx/rx.md (sibcall): Convert to a define_expand. Check
675 for a MEM inside a MEM.
676 (sibcall_value): Likewise.
677 (sibcall_internal): New pattern containing old sibcall pattern.
678 (sibcall_value_internal): Likewise.
680 2009-11-25 Richard Henderson <rth@redhat.com>
682 * config/i386/i386-builtin-types.awk (DEF_VECTOR_TYPE): Allow an
683 optional 3rd argument to define the mode.
684 * config/i386/i386-builtin-types.def (UQI, UHI, USI, UDI): New.
685 (V2UDI, V4USI, V8UHI, V16UQI): New.
686 (V4SF_FTYPE_V4SF_V4SF_V4SI, V2UDI_FTYPE_V2UDI_V2UDI_V2UDI,
687 V4USI_FTYPE_V4USI_V4USI_V4USI, V8UHI_FTYPE_V8UHI_V8UHI_V8UHI,
688 V16UQI_FTYPE_V16UQI_V16UQI_V16UQI): New.
689 * config/i386/i386-modes.def: Rearrange for double-wide AVX.
690 * config/i386/i386-protos.h (ix86_expand_vec_extract_even_odd): New.
691 * config/i386/i386.c (IX86_BUILTIN_VEC_PERM_*): New.
692 (bdesc_args): Add the builtin definitions to match.
693 (ix86_expand_builtin): Expand them.
694 (ix86_builtin_vectorization_cost): Rename from
695 x86_builtin_vectorization_cost.
696 (ix86_vectorize_builtin_vec_perm, struct expand_vec_perm_d,
697 doublesize_vector_mode, expand_vselect, expand_vselect_vconcat,
698 expand_vec_perm_blend, expand_vec_perm_vpermil,
699 expand_vec_perm_pshufb, expand_vec_perm_1,
700 expand_vec_perm_pshuflw_pshufhw, expand_vec_perm_palignr,
701 expand_vec_perm_interleave2, expand_vec_perm_pshufb2,
702 expand_vec_perm_even_odd_1, expand_vec_perm_even_odd,
703 ix86_expand_vec_perm_builtin_1, extract_vec_perm_cst,
704 ix86_expand_vec_perm_builtin, ix86_vectorize_builtin_vec_perm_ok,
705 ix86_expand_vec_extract_even_odd, TARGET_VECTORIZE_BUILTIN_VEC_PERM,
706 TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): New.
707 * sse.md (SSEMODE_EO): New.
708 (vec_extract_even<mode>): Use SSEMODE_EO and
709 ix86_expand_vec_extract_even_odd.
710 (vec_extract_odd<mode>): Likewise.
711 (mulv16qi3, vec_pack_trunc_v8hi, vec_pack_trunc_v4si,
712 vec_pack_trunc_v2di): Use ix86_expand_vec_extract_even_odd.
714 2009-11-25 Richard Henderson <rth@redhat.com>
716 * target.h (targetm.vectorize.builtin_vec_perm_ok): New.
717 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): New.
718 * hooks.h, hooks.c (hook_bool_tree_tree_true): New.
719 * tree-vect-slp.c (vect_create_mask_and_perm): Don't create
720 the vector constant here...
721 (vect_transform_slp_perm_load): ... do it here instead. Validate
722 that the permutation vector is implementable by the target.
724 2009-11-25 Jakub Jelinek <jakub@redhat.com>
726 * config/rs6000/sysv4.opt (mregnames): Change Var to rs6000_regnames.
727 * config/rs6000/sysv4.h (TARGET_REGNAMES): Define.
729 * print-rtl.c (print_rtx): When printing newline, append
730 print_rtx_head and indentation after the newline.
733 * config/i386/i386.c (print_operand): For 32-byte memory use
734 YMMWORD in -masm=intel mode. Use TBYTE instead of XWORD.
735 * config/i386/i386.md (crc32modesuffix): Expand to nothing
737 (sse4_2_crc32di): Print just crc32 instead of crc32q in
739 * config/i386/mmx.md (*mmx_pinsrw): Print correct size of
740 memory operand in -masm=intel mode.
741 * config/i386/sse.md (*avx_pinsr<ssevecsize>, *sse4_1_pinsrb,
742 *sse2_pinsrw): Likewise.
743 (sse_cvtss2siq, sse_cvtss2siq_2, sse_cvttss2siq): Don't print
744 q suffix in -masm=intel mode.
746 2009-11-25 Eric Botcazou <ebotcazou@adacore.com>
751 * dwarf2out.c (dwarf2out_args_size_adjust): Rename to...
752 (dwarf2out_stack_adjust): ...this. Do not adjust the arg size for
753 ACCUMULATE_OUTGOING_ARGS targets. Rename former version to...
754 (dwarf2out_notice_stack_adjust): ...this. Adjust for above renaming.
755 (dwarf2out_frame_debug_expr): Revert previous change and adjust for
757 (dwarf2out_frame_debug): Add ??? comment. Adjust for above renaming.
759 2009-11-25 Uros Bizjak <ubizjak@gmail.com>
761 * config/i386/predicates.md (emms_operation): New predicate.
762 (vzeroupper_operation): Ditto.
763 (vzeroall_operation): Improve pattern recognition.
764 * config/i386/sse.md (avx_vzeroupper_rex64): Remove insn pattern.
765 (avx_vzeroupper): Change insn pattern to expander.
766 (*avx_vzeroupper): New insn pattern. Use vzeroupper_operation
768 (*avx_vzeroall): Remove operands 1 and 2.
769 * config/i386/mmx.md (mmx_emms): Change insn pattern to expander.
771 (*mmx_emms): New insn pattern. Use emms_operation predicate.
773 * config/i386/i386.c (enum ix86_builtins)
774 <IX86_BUILTIN_VZEROUPPER_REX64>: Remove.
775 (struct builtin_description) <CODE_FOR_avx_vzeroupper_rex64>:
776 Remove initailization.
777 <CODE_FOR_avx_vzeroupper>: Unconditionally initialize here.
779 2009-11-25 Paul Brook <paul@codesourcery.com>
781 * config/arm/arm.md (consttable_4): Handle (high ...).
783 2009-11-25 Robert Nelson <robert.nelson@digikey.com>
784 Richard Earnshaw <rearnsha@arm.com>
786 * arm.h (enum vfp_reg_type): Add VFP_NONE.
787 * arm.c (all_fpus): Use it for floating point units that aren't based
788 on the VFP architecture.
789 (aapcs_vfp_is_call_or_return_candidate): Make base_mode a pointer to
792 2009-11-25 H.J. Lu <hongjiu.lu@intel.com>
794 * alias.c: Remove trailing white spaces.
795 * alloc-pool.c: Likewise.
796 * alloc-pool.h: Likewise.
797 * attribs.c: Likewise.
798 * auto-inc-dec.c: Likewise.
799 * basic-block.h: Likewise.
800 * bb-reorder.c: Likewise.
801 * bt-load.c: Likewise.
802 * builtins.c: Likewise.
803 * builtins.def: Likewise.
804 * c-common.c: Likewise.
805 * c-common.h: Likewise.
806 * c-cppbuiltin.c: Likewise.
807 * c-decl.c: Likewise.
808 * c-format.c: Likewise.
811 * c-opts.c: Likewise.
812 * c-parser.c: Likewise.
813 * c-pretty-print.c: Likewise.
814 * c-tree.h: Likewise.
815 * c-typeck.c: Likewise.
816 * caller-save.c: Likewise.
819 * cfganal.c: Likewise.
820 * cfgexpand.c: Likewise.
821 * cfghooks.c: Likewise.
822 * cfghooks.h: Likewise.
823 * cfglayout.c: Likewise.
824 * cfgloop.c: Likewise.
825 * cfgloop.h: Likewise.
826 * cfgloopmanip.c: Likewise.
827 * cfgrtl.c: Likewise.
828 * cgraph.c: Likewise.
829 * cgraph.h: Likewise.
830 * cgraphbuild.c: Likewise.
831 * cgraphunit.c: Likewise.
832 * cif-code.def: Likewise.
833 * collect2.c: Likewise.
834 * combine.c: Likewise.
835 * convert.c: Likewise.
836 * coverage.c: Likewise.
837 * crtstuff.c: Likewise.
839 * cselib.c: Likewise.
840 * dbgcnt.c: Likewise.
841 * dbgcnt.def: Likewise.
842 * dbgcnt.h: Likewise.
843 * dbxout.c: Likewise.
847 * defaults.h: Likewise.
848 * df-byte-scan.c: Likewise.
849 * df-core.c: Likewise.
850 * df-problems.c: Likewise.
851 * df-scan.c: Likewise.
854 * diagnostic.c: Likewise.
855 * diagnostic.h: Likewise.
856 * dominance.c: Likewise.
857 * domwalk.c: Likewise.
858 * double-int.c: Likewise.
859 * double-int.h: Likewise.
861 * dwarf2asm.c: Likewise.
862 * dwarf2asm.h: Likewise.
863 * dwarf2out.c: Likewise.
864 * ebitmap.c: Likewise.
865 * ebitmap.h: Likewise.
866 * emit-rtl.c: Likewise.
867 * et-forest.c: Likewise.
868 * except.c: Likewise.
869 * except.h: Likewise.
870 * expmed.c: Likewise.
875 * fold-const.c: Likewise.
876 * function.c: Likewise.
877 * function.h: Likewise.
878 * fwprop.c: Likewise.
880 * gcov-dump.c: Likewise.
881 * gcov-io.c: Likewise.
882 * gcov-io.h: Likewise.
885 * genattr.c: Likewise.
886 * genattrtab.c: Likewise.
887 * genautomata.c: Likewise.
888 * genchecksum.c: Likewise.
889 * genconfig.c: Likewise.
890 * genflags.c: Likewise.
891 * gengtype-parse.c: Likewise.
892 * gengtype.c: Likewise.
893 * gengtype.h: Likewise.
894 * genmddeps.c: Likewise.
895 * genmodes.c: Likewise.
896 * genopinit.c: Likewise.
897 * genpreds.c: Likewise.
898 * gensupport.c: Likewise.
899 * ggc-common.c: Likewise.
900 * ggc-page.c: Likewise.
901 * ggc-zone.c: Likewise.
903 * gimple-iterator.c: Likewise.
904 * gimple-low.c: Likewise.
905 * gimple-pretty-print.c: Likewise.
906 * gimple.c: Likewise.
907 * gimple.def: Likewise.
908 * gimple.h: Likewise.
909 * gimplify.c: Likewise.
910 * graphds.c: Likewise.
911 * graphite-clast-to-gimple.c: Likewise.
912 * gthr-nks.h: Likewise.
913 * gthr-posix.c: Likewise.
914 * gthr-posix.h: Likewise.
915 * gthr-posix95.h: Likewise.
916 * gthr-single.h: Likewise.
917 * gthr-tpf.h: Likewise.
918 * gthr-vxworks.h: Likewise.
920 * haifa-sched.c: Likewise.
921 * hard-reg-set.h: Likewise.
924 * hosthooks.h: Likewise.
927 * incpath.c: Likewise.
928 * init-regs.c: Likewise.
929 * integrate.c: Likewise.
930 * ipa-cp.c: Likewise.
931 * ipa-inline.c: Likewise.
932 * ipa-prop.c: Likewise.
933 * ipa-pure-const.c: Likewise.
934 * ipa-reference.c: Likewise.
935 * ipa-struct-reorg.c: Likewise.
936 * ipa-struct-reorg.h: Likewise.
937 * ipa-type-escape.c: Likewise.
938 * ipa-type-escape.h: Likewise.
939 * ipa-utils.c: Likewise.
940 * ipa-utils.h: Likewise.
942 * ira-build.c: Likewise.
943 * ira-color.c: Likewise.
944 * ira-conflicts.c: Likewise.
945 * ira-costs.c: Likewise.
946 * ira-emit.c: Likewise.
947 * ira-int.h: Likewise.
948 * ira-lives.c: Likewise.
951 * lambda-code.c: Likewise.
952 * lambda-mat.c: Likewise.
953 * lambda-trans.c: Likewise.
954 * lambda.h: Likewise.
955 * langhooks.c: Likewise.
957 * libgcov.c: Likewise.
959 * loop-doloop.c: Likewise.
960 * loop-init.c: Likewise.
961 * loop-invariant.c: Likewise.
962 * loop-iv.c: Likewise.
963 * loop-unroll.c: Likewise.
964 * lower-subreg.c: Likewise.
965 * lto-cgraph.c: Likewise.
966 * lto-compress.c: Likewise.
967 * lto-opts.c: Likewise.
968 * lto-section-in.c: Likewise.
969 * lto-section-out.c: Likewise.
970 * lto-streamer-in.c: Likewise.
971 * lto-streamer-out.c: Likewise.
972 * lto-streamer.c: Likewise.
973 * lto-streamer.h: Likewise.
974 * lto-symtab.c: Likewise.
975 * lto-wpa-fixup.c: Likewise.
976 * matrix-reorg.c: Likewise.
978 * mode-switching.c: Likewise.
979 * modulo-sched.c: Likewise.
982 * omp-low.c: Likewise.
983 * optabs.c: Likewise.
984 * optabs.h: Likewise.
985 * opts-common.c: Likewise.
987 * params.def: Likewise.
988 * params.h: Likewise.
989 * passes.c: Likewise.
990 * plugin.c: Likewise.
991 * postreload-gcse.c: Likewise.
992 * postreload.c: Likewise.
993 * predict.c: Likewise.
994 * predict.def: Likewise.
995 * pretty-print.c: Likewise.
996 * pretty-print.h: Likewise.
997 * print-rtl.c: Likewise.
998 * print-tree.c: Likewise.
999 * profile.c: Likewise.
1000 * read-rtl.c: Likewise.
1002 * recog.c: Likewise.
1003 * reg-stack.c: Likewise.
1004 * regcprop.c: Likewise.
1005 * reginfo.c: Likewise.
1006 * regmove.c: Likewise.
1007 * regrename.c: Likewise.
1009 * regstat.c: Likewise.
1010 * reload.c: Likewise.
1011 * reload1.c: Likewise.
1012 * resource.c: Likewise.
1014 * rtl.def: Likewise.
1016 * rtlanal.c: Likewise.
1017 * sbitmap.c: Likewise.
1018 * sched-deps.c: Likewise.
1019 * sched-ebb.c: Likewise.
1020 * sched-int.h: Likewise.
1021 * sched-rgn.c: Likewise.
1022 * sched-vis.c: Likewise.
1023 * sdbout.c: Likewise.
1024 * sel-sched-dump.c: Likewise.
1025 * sel-sched-dump.h: Likewise.
1026 * sel-sched-ir.c: Likewise.
1027 * sel-sched-ir.h: Likewise.
1028 * sel-sched.c: Likewise.
1029 * sel-sched.h: Likewise.
1032 * simplify-rtx.c: Likewise.
1033 * stack-ptr-mod.c: Likewise.
1035 * stor-layout.c: Likewise.
1036 * store-motion.c: Likewise.
1037 * stringpool.c: Likewise.
1038 * stub-objc.c: Likewise.
1039 * sync-builtins.def: Likewise.
1040 * target-def.h: Likewise.
1041 * target.h: Likewise.
1042 * targhooks.c: Likewise.
1043 * targhooks.h: Likewise.
1044 * timevar.c: Likewise.
1045 * tlink.c: Likewise.
1046 * toplev.c: Likewise.
1047 * toplev.h: Likewise.
1048 * tracer.c: Likewise.
1049 * tree-affine.c: Likewise.
1050 * tree-affine.h: Likewise.
1051 * tree-browser.def: Likewise.
1052 * tree-call-cdce.c: Likewise.
1053 * tree-cfg.c: Likewise.
1054 * tree-cfgcleanup.c: Likewise.
1055 * tree-chrec.c: Likewise.
1056 * tree-chrec.h: Likewise.
1057 * tree-complex.c: Likewise.
1058 * tree-data-ref.c: Likewise.
1059 * tree-data-ref.h: Likewise.
1060 * tree-dfa.c: Likewise.
1061 * tree-dump.c: Likewise.
1062 * tree-dump.h: Likewise.
1063 * tree-eh.c: Likewise.
1064 * tree-flow-inline.h: Likewise.
1065 * tree-flow.h: Likewise.
1066 * tree-if-conv.c: Likewise.
1067 * tree-inline.c: Likewise.
1068 * tree-into-ssa.c: Likewise.
1069 * tree-loop-distribution.c: Likewise.
1070 * tree-loop-linear.c: Likewise.
1071 * tree-mudflap.c: Likewise.
1072 * tree-nested.c: Likewise.
1073 * tree-nomudflap.c: Likewise.
1074 * tree-nrv.c: Likewise.
1075 * tree-object-size.c: Likewise.
1076 * tree-optimize.c: Likewise.
1077 * tree-outof-ssa.c: Likewise.
1078 * tree-parloops.c: Likewise.
1079 * tree-pass.h: Likewise.
1080 * tree-phinodes.c: Likewise.
1081 * tree-predcom.c: Likewise.
1082 * tree-pretty-print.c: Likewise.
1083 * tree-profile.c: Likewise.
1084 * tree-scalar-evolution.c: Likewise.
1085 * tree-ssa-address.c: Likewise.
1086 * tree-ssa-alias.c: Likewise.
1087 * tree-ssa-ccp.c: Likewise.
1088 * tree-ssa-coalesce.c: Likewise.
1089 * tree-ssa-copy.c: Likewise.
1090 * tree-ssa-copyrename.c: Likewise.
1091 * tree-ssa-dce.c: Likewise.
1092 * tree-ssa-dom.c: Likewise.
1093 * tree-ssa-dse.c: Likewise.
1094 * tree-ssa-forwprop.c: Likewise.
1095 * tree-ssa-ifcombine.c: Likewise.
1096 * tree-ssa-live.c: Likewise.
1097 * tree-ssa-live.h: Likewise.
1098 * tree-ssa-loop-ch.c: Likewise.
1099 * tree-ssa-loop-im.c: Likewise.
1100 * tree-ssa-loop-ivcanon.c: Likewise.
1101 * tree-ssa-loop-ivopts.c: Likewise.
1102 * tree-ssa-loop-manip.c: Likewise.
1103 * tree-ssa-loop-niter.c: Likewise.
1104 * tree-ssa-loop-prefetch.c: Likewise.
1105 * tree-ssa-loop-unswitch.c: Likewise.
1106 * tree-ssa-loop.c: Likewise.
1107 * tree-ssa-math-opts.c: Likewise.
1108 * tree-ssa-operands.c: Likewise.
1109 * tree-ssa-operands.h: Likewise.
1110 * tree-ssa-phiopt.c: Likewise.
1111 * tree-ssa-phiprop.c: Likewise.
1112 * tree-ssa-pre.c: Likewise.
1113 * tree-ssa-propagate.c: Likewise.
1114 * tree-ssa-reassoc.c: Likewise.
1115 * tree-ssa-sccvn.c: Likewise.
1116 * tree-ssa-sink.c: Likewise.
1117 * tree-ssa-structalias.c: Likewise.
1118 * tree-ssa-ter.c: Likewise.
1119 * tree-ssa-threadedge.c: Likewise.
1120 * tree-ssa-threadupdate.c: Likewise.
1121 * tree-ssa-uncprop.c: Likewise.
1122 * tree-ssa.c: Likewise.
1123 * tree-ssanames.c: Likewise.
1124 * tree-switch-conversion.c: Likewise.
1125 * tree-tailcall.c: Likewise.
1126 * tree-vect-data-refs.c: Likewise.
1127 * tree-vect-generic.c: Likewise.
1128 * tree-vect-loop-manip.c: Likewise.
1129 * tree-vect-loop.c: Likewise.
1130 * tree-vect-patterns.c: Likewise.
1131 * tree-vect-slp.c: Likewise.
1132 * tree-vect-stmts.c: Likewise.
1133 * tree-vectorizer.c: Likewise.
1134 * tree-vectorizer.h: Likewise.
1135 * tree-vrp.c: Likewise.
1137 * tree.def: Likewise.
1139 * treestruct.def: Likewise.
1140 * unwind-compat.c: Likewise.
1141 * unwind-dw2-fde-glibc.c: Likewise.
1142 * unwind-dw2.c: Likewise.
1143 * value-prof.c: Likewise.
1144 * value-prof.h: Likewise.
1145 * var-tracking.c: Likewise.
1146 * varasm.c: Likewise.
1147 * varpool.c: Likewise.
1150 * vmsdbgout.c: Likewise.
1152 * xcoffout.c: Likewise.
1154 2009-11-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1156 * pa.c (output_call): Only use sr4 for long interspace calls if
1157 call binds local and generating non PIC code.
1158 (attr_length_call): Adjust length calculation for above.
1160 2009-11-25 Uros Bizjak <ubizjak@gmail.com>
1162 * config/i386/i386.md (plusminus_carry_mnemonic): New code attribute.
1163 (add<mode>3_carry): Change operand order of plus RTX.
1164 (*add<mode>3_carry): Ditto.
1165 (*addsi3_carry_zext): Ditto.
1166 (*add<dwi>3_doubleword): Update for changed operand order.
1167 (*negti2_1 splitter): Ditto.
1168 (*negdi2_1 splitter): Ditto.
1169 (<plusminus_insn><mode>3_carry): Macroize expander from
1170 {add,sub}<mode>3_carry patterns using plusminus code iterator.
1171 (*<plusminus_insn><mode>3_carry): Macroize insn from
1172 *{add,sub}<mode>3_carry patetrns using plusminus code iterator.
1173 (neg<mode>2): Macroize expander from neg{qi,hi,si,di,ti}2
1174 patterns using SDWIM mode iterator.
1175 (*neg<dwi>2_doubleword): New insn_and_split pattern. Macroize
1176 pattern from *neg{di,ti}2_1 patterns and corresponding splitters
1177 using DWIH mode iterator.
1178 (*neg<mode>2_1): Macroize insn from neg{qi,hi,si,di}2_1 patterns
1179 using SWI mode iterator.
1180 (*neg<mode>2_cmpz): Ditto from neg{qi,hi,si,di}2_cmpz patterns.
1181 (one_cmpl<mode>2): Macroize expander from one_cmpl{qi,hi,si,di}2
1182 patterns using SWIM mode iterator.
1183 (*one_cmpl<mode>2_1): Macroize insn from one_cmpl{hi,si,di}2_1
1184 patterns using SWI248 mode iterator.
1185 (*one_cmpl<mode>2_2): Macroize insn from one_cmpl{qi,hi,si,di}2_2
1186 patterns using SWI mode iterator.
1187 (*one_cmpl<mode>2_2 splitter): Macroize splitter from
1188 one_cmpl{qi,hi,si,di}2_2 splitter patterns using SWI mode iterator.
1190 2009-11-24 Michael Matz <matz@suse.de>
1192 * expr.c (set_storage_via_libcall): Fix build_call_expr call.
1194 2009-11-24 David Binderman <dcb314@hotmail.com>
1196 * expr.c (store_field): Remove set but not used local variable
1198 (expand_expr_real_2): Remove treeop2.
1199 * gcse.c (update_ld_motion_stores): Remove new_rtx.
1200 * haifa-sched.c (max_issue): Remove points.
1201 (sched_create_recovery_edges): Remove e.
1202 * ira-costs.c (setup_allocno_cover_class_and_costs): Remove mode.
1204 2009-11-24 Nick Clifton <nickc@redhat.com>
1206 * config/v850/v850.c (function_arg): Fix handling of zero-length
1209 2009-11-24 Michael Matz <matz@suse.de>
1211 * tree.h (union tree_ann_d): Don't declare.
1212 (tree_base): Remove ann field.
1213 (struct var_ann_d): Declare forward.
1214 (tree_result_decl, tree_parm_decl, tree_var_decl): Add ann field.
1215 (DECL_VAR_ANN_PTR): New macro.
1216 * tree-dfa.c (create_var_ann): Rewrite in terms of above macro,
1217 accept only VAR, PARM or RESULT decls.
1218 (create_tree_common_ann): Remove.
1219 (remove_referenced_var): Use DECL_VAR_ANN_PTR.
1220 * tree-eh.c (lookup_expr_eh_lp): Remove.
1221 * tree-flow-inline.h (var_ann, get_var_ann): Rewrite in terms of
1223 (ann_type, tree_common_ann, get_tree_common_ann): Remove.
1224 * tree-flow.h (enum tree_ann_type): Remove.
1225 (struct tree_ann_common_d): Remove.
1226 (struct var_ann_d): Remove common field.
1227 (union tree_ann_d): Remove.
1228 (tree_ann_t, tree_ann_common_t): Remove typedefs.
1229 (tree_common_ann, get_tree_common_ann, ann_type,
1230 create_tree_common_ann, lookup_expr_eh_lp): Don't declare.
1231 * tree-ssa.c (delete_tree_ssa): Use DECL_VAR_ANN_PTR.
1232 * tree.c (copy_node_stat): Use DECL_VAR_ANN_PTR.
1233 * builtins.c (expand_builtin_memcpy): Use
1234 currently_expanding_gimple_stmt instead of tree annotation.
1235 (expand_builtin_memset_args): Ditto.
1236 * cfgexpand.c (currently_expanding_gimple_stmt): Add global variable.
1237 (expand_call_stmt): Don't set tree annotation.
1238 (expand_gimple_basic_block): Set currently_expanding_gimple_stmt.
1239 * expr.c (expand_expr_real): Don't call lookup_expr_eh_lp.
1240 * gimple.h (currently_expanding_gimple_stmt): Declare.
1242 2009-11-24 Paolo Carlini <paolo.carlini@oracle.com>
1244 * dwarf2out.c (add_location_or_const_value_attribute): Remove
1245 useless NOTE_VAR_LOCATION_STATUS call.
1246 * cfgrtl.c (commit_one_edge_insertion): Remove useless loop, tidy.
1248 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
1250 * lto-wrapper.c (lto_wrapper_exit): Don't try to delete files if
1251 being called recursively.
1253 2009-11-24 Basile Starynkevitch <basile@starynkevitch.net>
1255 * Makefile.in (PLUGIN_HEADERS): Added files: cppdefault.h flags.h
1256 $(MD5_H) params.def params.h prefix.h tree-inline.h.
1258 2009-11-24 Paul Brook <paul@codesourcery.com>
1260 * gcc/config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Fix comment
1263 2009-11-24 Julian Brown <julian@codesourcery.com>
1264 Paul Brook <paul@codesourcery.com>
1266 * config/arm/arm.c (TARGET_DWARF_REGISTER_SPAN): Define.
1267 (arm_dwarf_register_span): New function.
1268 (arm_dbx_register_number): Add VFPv3 dwarf numbering.
1270 2009-11-24 David Binderman <dcb314@hotmail.com>
1272 * cfgrtl.c (commit_one_edge_insertion): Remove set but not used
1273 local variable bb_note.
1274 * dominance.c (get_dominated_by): Likewise local var n.
1275 (output_file_names): Likewise local var idx.
1276 (add_location_or_const_value_attribute): Likewise local var status.
1277 * dwarf2out.c (gen_variable_die): Likewise local var field.
1278 * emit-rtl.c (no_line_numbers): Remove.
1279 (init_emit_once): Remove line_numbers parameter.
1280 * rtl.h (init_emit_once): Adjust prototype.
1281 * toplev.c (backend_init): Adjust init_emit_once call.
1283 2009-11-24 Richard Guenther <rguenther@suse.de>
1285 PR tree-optimization/42142
1286 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
1287 Handle iv-dependent (non-)kills properly.
1288 (mark_aliased_reaching_defs_necessary): Pass the basic-block
1289 of the reference statement to mark_aliased_reaching_defs_necessary_1.
1291 2009-11-24 Martin Jambor <mjambor@suse.cz>
1293 PR tree-optimization/42154
1294 * tree-sra.c (struct access): Added comments.
1295 (sra_modify_expr): Build references to the old aggregate with
1296 build_ref_for_offset instead of reusing access->expr.
1297 (load_assign_lhs_subreplacements): Likewise.
1299 2009-11-24 Uros Bizjak <ubizjak@gmail.com>
1301 * config/i386/i386.md (add<mode>3_carry): Change insn pattern
1303 (sub<mode>3_carry): Ditto.
1304 (x86_mov<mode>cc_0_m1): Ditto.
1305 (*add<mode>3_carry): New insn pattern. Use VOIDmode match_operator
1306 for ix86_carry_flag_operator operator predicate.
1307 (*sub<mode>3_carry): Ditto.
1308 (*x86_mov<mode>cc_0_m1): Ditto.
1309 (*addsi3_carry_zext): Use VOIDmode match_operator for
1310 ix86_carry_flag_operator operator predicate.
1311 (*subsi3_carry_zext): Ditto.
1312 (*x86_mov<mode>cc_0_m1_s): Ditto.
1313 (*x86_mov<mode>cc_0_m1_neg): Ditto.
1314 * config/i386/predocates.md (ix86_carry_flag_operator): Do not
1315 check operator sub-expressions for FLAGS_REG and const0_rtx.
1316 * config/i386/i386.c (*ix86_gen_sub3_carry): Update prototype.
1317 (ix86_expand_int_movcc): Update calls to gen_x86_mov{si,di}cc_0_m1.
1318 (ix86_expand_int_addcc): Update calls to
1319 gen_{add,sub}{qi,hi,si,di}3_carry. Do not set mode of compare_op.
1320 (ix86_expand_strlensi_unroll_1): Update calls to ix86_gen_sub3_carry.
1321 Do not set mode of compare operation.
1323 2009-11-23 Jan Hubicka <jh@suse.cz>
1326 * ipa-inline.c (inline_transform): Avoid ICE when transform is called
1329 2009-11-23 Jan Hubicka <jh@suse.cz>
1331 * ipa-cp.c (ipcp_compute_node_scale): Work around completely
1332 wrong profile updates.
1333 * predict.c (counts_to_freqs): Be expected for ENTRY/EXIT block
1334 having largest frequency.
1335 * ira-live.c (ira_implicitly_set_insn_hard_regs): Silecne
1336 used uninitalized warning.
1337 * tree-optimize.c (execute_fixup_cfg): Rescale entry and exit block
1340 2009-11-23 Uros Bizjak <ubizjak@gmail.com>
1342 * config/alpha/alpha.md (*cmp_sadd_sidi): Use gen_lowpart instead
1343 of gen_rtx_REG to generate operand 5.
1344 (*cmp_ssub_sidi): Ditto.
1346 2009-11-23 Richard Henderson <rth@redhat.com>
1348 * config/i386/i386.c (avx_vpermilp_parallel): Fix sign compare
1351 2009-11-23 Paul Brook <paul@codesourcery.com>
1353 * config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Add special
1354 case for noreturn functions.
1355 (arm_compute_save_reg_mask): Remove special noreturn handling.
1357 2009-11-23 Richard Guenther <rguenther@suse.de>
1359 * tree-dfa.c (get_ref_base_and_extent): Adjust maximum access
1360 size for DECL bases.
1362 2009-11-22 Richard Henderson <rth@redhat.com>
1364 * i386.c (avx_vpermilp_parallel): New function.
1365 * i386-protos.h: Declare it.
1366 * predicates.md (avx_vpermilp_v8sf_operand, avx_vpermilp_v4df_operand,
1367 avx_vpermilp_v4sf_operand, avx_vpermilp_v2df_operand): New.
1368 * sse.md (AVXMODEFDP, AVXMODEFSP): New iterators.
1369 (ssescalarnum, ssedoublesizemode): Add AVX modes.
1370 (vpermilbits): Remove.
1371 (avx_vpermil<mode>): Change insns to expanders.
1372 (*avx_vpermil<mode>): New. Use vec_select.
1374 2009-11-22 Richard Earnshaw <rearnsha@arm.com>
1376 * opts.c (decode_options): Don't enable flag_schedule_insns
1377 when optimizing for size.
1378 * doc/invoke.texi: Document change.
1380 2009-11-22 Uros Bizjak <ubizjak@gmail.com>
1383 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
1384 of scratch register to SImode.
1385 (*cmp_sadd_sidi): Ditto.
1386 (*cmp_ssub_si): Ditto.
1387 (*cmp_ssub_sidi): Ditto.
1389 2009-11-21 Ian Lance Taylor <iant@google.com>
1391 * Makefile.in (HOST_LIBS): Move higher in file.
1392 (LINKER, LINKER_FLAGS): If ENABLE_BUILD_WITH_CXX, but $(HOST_LIBS)
1393 is not empty, set to $(CC) and $(CFLAGS).
1395 2009-11-22 Martin Jambor <mjambor@suse.cz>
1397 * tree-cfg.c (verify_types_in_gimple_reference): Error out on
1398 V_C_E of an SSA_NAME or an invariant if lvalue is required.
1399 (verify_gimple_call): Verify LHS also with with
1400 verify_types_in_gimple_reference.
1402 2009-11-21 Martin Jambor <mjambor@suse.cz>
1405 * tree-sra.c (access_precludes_ipa_sra_p): New function.
1406 (splice_param_accesses): Check all accesses by calling
1407 access_precludes_ipa_sra_p.
1408 (sra_ipa_modify_expr): Rename argument erite to dont_convert and do
1409 not convert types if it is true.
1410 (sra_ipa_modify_assign): Convert types in case of mismatch.
1412 2009-11-21 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1414 * config/sh/sh.md (cmpeqsi_t-1): Use logical_operand predicate
1417 2009-11-21 Adam Nemet <adambnemet@gmail.com>
1419 * config/mips/mips-protos.h (mulsidi3_gen_fn): New typedef.
1420 (mips_mulsidi3_gen_fn): Declare new function.
1421 * config/mips/mips.c (mips_mulsidi3_gen_fn): New function.
1422 * config/mips/mips.md (<u>mulsidi3): Change condition to use
1423 mips_mulsidi3_gen_fn. Use mips_mulsidi3_gen_fn to generate the insn.
1424 (<u>mulsidi3_64bit): Don't match for ISA_HAS_DMUL3.
1425 (mulsidi3_64bit_dmul): New define_insn.
1427 2009-11-21 Ben Elliston <bje@au.ibm.com>
1429 * gengtype-lex.l: Enable noinput flex option.
1430 (YY_NO_INPUT): Remove define.
1432 2009-11-21 Alexandre Oliva <aoliva@redhat.com>
1434 * tree-ssa.c (find_released_ssa_name): Handle NULL wi.
1435 (insert_debug_temp_for_var_def): Handle degenerate PHI nodes.
1436 (insert_debug_temps_for_defs): Handle PHI nodes.
1437 * tree-ssa-dom.c (degenerate_phi_result): Don't crash on released
1440 2009-11-21 Alexandre Oliva <aoliva@redhat.com>
1442 * tree-ssa-pre.c (remove_dead_inserted_code): Don't release_defs
1443 after remove_phi_node.
1445 2009-11-21 Alexandre Oliva <aoliva@redhat.com>
1447 PR tree-optimization/42078
1448 * gimple.h (gimple_replace_lhs): New declaration.
1449 * gimple.c (gimple_replace_lhs): New function.
1450 * tree-ssa-math-opts.c (execute_cse_reciprocals): Call it before
1453 2009-11-20 Sebastian Pop <sebastian.pop@amd.com>
1455 * config/i386/sse.md (*xop_pmacsdql_mem): Don't call reg_mentioned_p.
1456 (xop_mulv2div2di3_low): Same.
1457 (*xop_pmacsdqh_mem): Same.
1459 2009-11-20 Richard Henderson <rth@redhat.com>
1461 * config/i386/i386-builtin-types.awk: New file.
1462 * config/i386/i386-builtin-types.def: New file.
1463 * config/i386/t-i386: Use them to build i386-builtin-types.inc.
1464 * config/i386/i386.c: Include it.
1465 (ix86_builtin_type_tab, ix86_get_builtin_type): New.
1466 (ix86_builtin_func_type_tab, ix86_get_builtin_func_type): New.
1467 (struct builtin_isa): Remove GTY marker. Replace tree type with
1468 ix86_builtin_func_type; add set_and_not_built_p.
1469 (def_builtin): Change type parameter to tcode; use
1470 ix86_get_builtin_func_type; update all callers. Accept zero mask
1471 to mean the builtin is unconditionally available.
1472 (ix86_add_new_builtins): Use set_and_not_built_p instead of type
1474 (enum ix86_special_builtin_type, enum ix86_builtin_type): Remove.
1475 Update some users to rationalized enumeration codes from new include.
1476 (enum multi_arg_type): Remove. Replace all enumeration values
1477 with defines to new ix86_builtin_func_type.
1478 (ix86_init_mmx_sse_builtins): Don't build any types here. Defer
1479 all type resolution to def_builtin.
1480 (ix86_init_builtin_types): Split out from ...
1481 (ix86_init_builtins): ... here. Use ix86_get_builtin_func_type.
1483 2009-11-20 Michael Meissner <meissner@linux.vnet.ibm.com>
1486 * config/rs6000/rs6000.c (struct machine_function): Revert
1487 2009-10-23 change to set VRSAVE to non-0 if we use VSX.
1488 (rs6000_expand_to_rtl_hook): Ditto.
1489 (rs6000_check_vector_mode): Ditto.
1490 (compute_vrsave_mask): Ditto.
1492 2009-11-20 Paul Brook <paul@codesourcery.com>
1494 * doc/invoke.texi: Document ARM -mcpu=cortex-a5.
1495 * config/arm/arm-cores.def: Add cortex-a5.
1496 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a5.
1497 * config/arm/arm-tune.md: Regenerate.
1499 2009-11-20 Olga Golovanevsky <olga@il.ibm.com>
1502 * ipa-struct-reorg.c (find_pos_in_stmt): New parameter.
1503 (ref_pos): New field in structure.
1504 (insert_new_var_in_stmt): New function.
1507 2009-11-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1509 * config.gcc (alpha*-dec-osf[45]*): Set use_gcc_stdint.
1510 * config/alpha/osf.h (SIG_ATOMIC_TYPE): Define.
1511 (INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE): Define.
1512 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
1513 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
1514 INT_LEAST64_TYPE): Define.
1515 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
1516 UINT_LEAST64_TYPE): Define.
1517 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
1518 INT_FAST64_TYPE): Define.
1519 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
1520 UINT_FAST64_TYPE): Define.
1521 (INTPTR_TYPE, UINTPTR_TYPE): Define.
1523 2009-11-20 Julian Brown <julian@codesourcery.com>
1525 * config/arm/arm.h (ASM_OUTPUT_REG_PUSH): Handle STATIC_CHAIN_REGNUM
1526 specially for Thumb-1.
1527 (ASM_OUTPUT_REG_POP): Likewise.
1529 2009-11-19 Jason Merrill <jason@redhat.com>
1531 * dwarf2out.c (get_context_die): Take TYPE_MAIN_VARIANT.
1533 2009-11-19 Basile Starynkevitch <basile@starynkevitch.net>
1534 Rafael Avila de Espindola <espindola@google.com>
1536 * doc/plugins.texi (Plugin initialization): Added advices for
1537 retrieving the version of GCC at plugin compilation and loading times.
1539 2009-11-19 Basile Starynkevitch <basile@starynkevitch.net>
1541 * plugin.c (FMT_FOR_PLUGIN_EVENT): added definition.
1542 (dump_active_plugins): output to file everything. Use
1543 internationalized dump & FMT_FOR_PLUGIN_EVENT.
1545 2009-11-19 Richard Guenther <rguenther@suse.de>
1547 * gimple.c (canonicalize_cond_expr_cond): Strip conversions
1548 around truth-valued expressions.
1549 * tree.c (free_lang_data): Untangle check for LTO frontend.
1551 2009-11-19 Jakub Jelinek <jakub@redhat.com>
1553 * tree.c (need_assembler_name_p): Use cgraph_get_node instead
1554 of cgraph_node_for_decl.
1555 * cgraph.h (cgraph_node_for_decl): Remove prototype.
1556 * cgraph.c (cgraph_node_for_decl): Remove.
1557 (cgraph_get_node): Just return NULL if !cgraph_hash.
1559 2009-11-19 Paul Brook <paul@codesourcery.com>
1561 * config.gcc: Add new ARM --with-fpu options.
1562 * doc/invoke.texi: Docuent ARM -mfpu=fpv4-sp-d16.
1563 * config/arm/arm.c (all_fpus): Add fpv4-sp-d16.
1565 2009-11-18 Richard Guenther <rguenther@suse.de>
1567 * gimple.h (union gimple_statement_d): Add gsmembase member.
1568 (gimple_vuse_op): Use gsmembase for access.
1569 (gimple_vdef_op): Likewise.
1570 (gimple_vuse): Likewise.
1571 (gimple_vdef): Likewise.
1572 (gimple_vuse_ptr): Likewise.
1573 (gimple_vdef_ptr): Likewise.
1574 (gimple_set_vuse): Likewise.
1575 (gimple_set_vdef): Likewise.
1576 * gsstruct.def (GSS_WITH_MEM_OPS_BASE): Add.
1578 2009-11-18 Daniel Jacobowitz <dan@codesourcery.com>
1580 * doc/arm-neon-intrinsics.texi: Regenerated.
1582 2009-11-18 Daniel Jacobowitz <dan@codesourcery.com>
1584 * config/arm/neon-docgen.ml (analyze_shape_elt): Handle alternatives.
1586 2009-11-18 Paul Brook <paul@codesourcery.com>
1587 Daniel Jacobowitz <dan@codesourcery.com>
1589 * config/arm/arm.c (FL_ARCH7EM, FL_FOR_ARCH7EM): Define.
1590 (arm_arch7em): New variable.
1591 (all_architectures): Add armv7e-m.
1592 (arm_override_options): Set arm_arch7em.
1593 * config/arm/arm.h (TARGET_DSP_MULTIPLY, TARGET_INT_SIMD):
1594 Include arm_arch7em.
1595 (arm_arch7em): Declare.
1597 2009-11-18 Richard Guenther <rguenther@suse.de>
1599 * lto-streamer-in.c (input_gimple_stmt): Assert that we find
1600 a valid field decl if checking is enabled.
1602 2009-11-18 Martin Jambor <mjambor@suse.cz>
1604 * ipa-prop.h (struct ipa_param_call_note): New field lto_stmt_uid.
1605 (lto_ipa_fixup_call_notes): Declare.
1606 * ipa-prop.c (ipa_note_param_call): Store gimple uid.
1607 (update_call_notes_after_inlining): Copy call stmt uid to the new
1609 (ipa_write_param_call_note): New function.
1610 (ipa_read_param_call_note): New function
1611 (ipa_write_node_info): Write also param call notes. Removed a bogus
1612 comment, reformatted to fit 80 columns.
1613 (ipa_read_node_info): Read also param call notes. Removed a bogus
1614 comment. Remove ipa_edge_args_vector growth.
1615 (lto_ipa_fixup_call_notes): New function.
1616 * ipa-cp.c (pass_ipa_cp): Add stmt_fixup hook.
1617 * ipa-inline.c (cgraph_mark_inline_edge): Perform indirect
1618 inlining regardless of flag_wpa.
1619 (cgraph_decide_inlining_of_small_functions): Likewise.
1620 (cgraph_decide_inlining): Likewise.
1621 (inline_read_summary): Likewise.
1623 2009-11-18 Jan Hubicka <jh@suse.cz>
1625 * predict.c (compute_function_frequency): Export.
1626 * predict.h (compute_function_frequency): Declare.
1627 * tree-optimize.c (execute_fixup_cfg): Rescale frequencies.
1629 2009-11-18 Martin Jambor <mjambor@suse.cz>
1631 * passes.c (ipa_write_summaries): Call renumber_gimple_stmt_uids
1632 on all nodes we write summaries for.
1634 2009-11-18 Shujing Zhao <pearly.zhao@oracle.com>
1637 * params.def (PARAM_INLINE_UNIT_GROWTH, PARAM_IPCP_UNIT_GROWTH)
1638 (PARAM_EARLY_INLINING_INSNS, PARAM_IRA_MAX_LOOPS_NUM)
1639 (PARAM_IRA_MAX_CONFLICT_TABLE_SIZE)
1640 (PARAM_LOOP_INVARIANT_MAX_BBS_IN_LOOP)
1641 (PARAM_MIN_INSN_TO_PREFETCH_RATIO)
1642 (PARAM_PREFETCH_MIN_INSN_TO_MEM_RATIO)
1643 (PARAM_IPA_SRA_PTR_GROWTH_FACTOR): Uppercase the first letter of the
1646 2009-11-18 Jakub Jelinek <jakub@redhat.com>
1648 * dwarf2out.c (loc_list_from_tree): Don't call rtl_for_decl_location
1650 (rtl_for_decl_location): Try harder to get a rtl for TREE_STATIC vars.
1653 * cgraph.h (struct cgraph_node): Add same_body and same_body_alias
1655 (cgraph_same_body_alias, cgraph_remove_same_body_alias): New
1657 * cgraphunit.c (cgraph_expand_function, cgraph_emit_thunks,
1658 cgraph_materialize_all_clones): Handle same_body aliases.
1659 * cgraph.c (cgraph_allocate_node): New function.
1660 (cgraph_create_node): Use it.
1661 (cgraph_node_for_decl, cgraph_node, cgraph_get_node,
1662 cgraph_node_for_asm, cgraph_remove_node): Handle same_body aliases.
1663 (cgraph_same_body_alias, cgraph_remove_same_body_alias): New
1665 * lto-cgraph.c (lto_output_node): Stream out same_body aliases.
1666 (input_node): Stream in same_body aliases.
1667 * lto-symtab.c (lto_cgraph_replace_node): Clear node pointers
1668 for same_body aliases.
1669 (lto_symtab_merge_cgraph_nodes_1): Handle same_body aliases.
1671 2009-11-18 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
1674 * config/darwin.h: Use the extension stub libraries to access
1675 current libgcc_s features.
1677 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
1680 * tree-vect-loop.c (vect_loop_kill_debug_uses): New.
1681 (vect_transform_loop): Call it.
1683 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
1685 * tree-ssa.c (insert_debug_temp_for_var_def): Fix handling of
1688 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
1692 * graphite-scop-detection.c (stmt_simple_for_scop_p): Debug stmts
1694 * graphite-sese-to-poly.c (graphite_stmt_p): Likewise.
1695 (try_generate_gimple_bb): Skip debug stmts when finding data refs.
1696 * sese.c (sese_build_liveouts_bb): Skip debug stmts.
1697 (sese_bad_liveouts_use): New.
1698 (sese_reset_debug_liveouts_bb): New.
1699 (sese_build_liveouts): Use it.
1700 (rename_variables_in_stmt): Reset debug stmts rather than creating
1702 (expand_scalar_variable_stmt): Likewise.
1704 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
1706 * df-scan.c (df_ref_create): Don't mark BB as dirty on debug insns.
1707 (df_ref_remove): Likewise.
1709 2009-11-17 Jan Hubicka <jh@suse.cz>
1711 * ipa-struct-reorg.c (update_cgraph_with_malloc_call): Fix profile
1714 2009-11-17 Eric Botcazou <ebotcazou@adacore.com>
1716 * toplev.c (process_options): Remove dead code.
1717 * doc/invoke.texi (-frename-registers): Mention -fpeel-loops.
1719 2009-11-17 Rafael Avila de Espindola <espindola@google.com>
1721 * lto-symtab.c (lto_symtab_resolve_symbols): Always initialize the
1724 2009-11-17 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1726 PR tree-optimization/41857
1727 * tree-ssa-address.c (move_hint_to_base): Use void pointer to
1728 TYPE's address space instead of pointer to TYPE.
1730 2009-11-17 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1732 * reload.c (find_reloads_address): Fix typo.
1734 2009-11-17 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1736 * config/spu/spu.c (get_pic_reg): Use LAST_ARG_REGNUM as PIC
1737 registers in leaf functions if possible.
1739 2009-11-17 Maxim Kuvyrkov <maxim@codesourcery.com>
1741 * config/m68k/m68k-devices.def: Add MCF5441x family.
1743 2009-11-17 Jan Hubicka <jh@suse.cz>
1745 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Do not access
1747 * cgraphunit.c (verify_cgraph_node): Verify frequencies for match.
1749 2009-11-17 Uros Bizjak <ubizjak@gmail.com>
1751 * config/i386/predicates.md (x86_64_szext_general_operand): Do not
1752 nest ior expressions.
1753 (x86_64_szext_nonmemory_operand): Ditto.
1754 (call_insn_operand): Ditto.
1756 2009-11-16 Alexandre Oliva <aoliva@redhat.com>
1758 * stmt.c (expand_asm_stmt): Get locus from stmt.
1760 2009-11-16 Alexandre Oliva <aoliva@redhat.com>
1762 * tree-cfg.c (gimple_redirect_edge_and_branch) <case GIMPLE_ASM>:
1763 Create the decl label for the new dest block on demand. Require
1764 a fallthrough edge if no asm labels were redirected.
1766 2009-11-16 Uros Bizjak <ubizjak@gmail.com>
1768 * config/i386/i386.md (cbranchsi4): Use nonimmediate_operand for
1769 operand 1 predicate.
1770 (cstoresi4): Ditto for operand 2.
1771 (cbranch<mode>4): Macroize expander from cbranch{qi,hi,si,di,ti}4
1772 patterns using SDWIM mode iterator.
1773 (cstore<mode>4): Macroize expander from cstore{qi,hi,si,di}4 patterns
1774 using SWIM mode iterator.
1775 (cmpdi_1): Rename from cmpdi_1_rex64.
1776 (cmp<mode>_1): Macroize expander from cmp{si,di}_1 patterns using
1777 SWI48 mode iterator.
1778 (*cmp<mode>_1): Macroize insn from *cmp{qi,hi,si,di}_1_insn patterns
1779 using SWI mode iterator.
1780 (*cmp<mode>_ccno_1): Ditto from *cmp{qi,hi,si,di}_ccno_1.
1781 (*cmp<mode>_minus_1): Ditto from *cmp{qi,hi,si,di}_minus_1.
1782 (*cmpqi_ext_3_insn): Make private.
1783 (*cmpqi_ext_3_insn_rex64): Make private.
1784 (cmpstrnsi): Update for renamed cmpdi_1_rex64.
1785 * config/i386/predicates.md (cmpsi_operand): Remove.
1787 2009-11-16 Paul Brook <paul@codesourcery.com>
1789 * doc/invoke.texi: Document ARM VFPv4 based FPUs.
1790 * config/arm/arm.c (all_fpus): Add VFPv4 entries.
1792 2009-11-14 Jan Hubicka <jh@suse.cz>
1794 * cgraphbuild.c (compute_call_stmt_bb_frequency): Use proper
1796 * cgraph.c (cgraph_clone_edge): Avoid freq_scale 0 to completely
1797 zero out all callees.
1798 * cgraphunit.c (verify_cgraph_node): Verify cgraph nodes for
1799 frequency and count match.
1800 * ipa-inline.c (update_noncloned_frequencies): New function.
1801 (cgraph_clone_inlined_nodes): Use it.
1802 * tree-inline.c (copy_bb): Fix frequency scaling; output
1803 diagnostic on frequency mismatches to dump file.
1804 (initialize_cfun): Do not scale frequency; fix count scaling;
1805 initialize entry and exit block frequencies; copy profile info.
1806 (copy_cfg_body): Use frequency_scale as argument; fix count scaling.
1807 (copy_body): Use frequency_scale as argument.
1808 (expand_call_inline): Compute frequency scale and output diagnostic
1810 (delete_unreachable_blocks_update_callgrah): Remove checking that
1811 has to be done after edge redirection.
1812 (tree_function_versioning): Update initialize_cfun and copy_body call.
1814 2009-11-14 Jan Hubicka <jh@suse.cz>
1816 * cgraph.c (cgraph_release_function_body): Update use of
1817 ipa_transforms_to_apply.
1818 (cgraph_remove_node): Remove ipa_transforms_to_apply.
1819 * cgraph.h (struct cgraph_node): Add ipa_transforms_to_apply.
1820 * cgraphunit.c (save_inline_function_body): Clear ipa_transforms for
1822 (cgraph_materialize_clone): Remove original if dead.
1823 * lto-streamer-in.c (lto_read_body): Remove FIXME and
1824 ipa_transforms_to_apply hack.
1825 * function.h (struct function): Add ipa_transforms_to_apply.
1826 * ipa.c (cgraph_remove_unreachable_nodes): Handle dead clone originals.
1827 * tree-inline.c (copy_bb): Update sanity check.
1828 (initialize_cfun): Do not copy ipa_transforms_to_apply.
1829 (expand_call_inline): remove dead clone originals.
1830 (tree_function_versioning): Merge transformation queues.
1831 * passes.c (add_ipa_transform_pass): Remove.
1832 (execute_one_ipa_transform_pass): Update ipa_transforms_to_apply
1834 (execute_all_ipa_transforms): Update.
1835 (execute_one_pass): Update.
1837 2009-11-14 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
1839 PR target/21078, 21080
1840 * config/avr/avr.c (avr_return_addr_rtx): New function for
1841 builtin_return_address.
1842 (expand_prologue): Calculate stack usage.
1843 (avr_asm_function_end_prologue): Output stack size and offset label.
1844 * config/avr/avr.h (RETURN_ADDR_RTX): Replace.
1845 (machine_function): Add stack_usage.
1846 * config/avr/avr-protos.h (avr_return_addr_rtx): New function.
1848 2009-11-14 Anatoly Sokolov <aesok@post.ru>
1850 * config/iq2000/iq2000.c (iq2000_function_value): Make static, add
1851 new 'outgoing' argument.
1852 (iq2000_libcall_value, iq2000_function_value_regno_p): New functions.
1853 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
1854 * config/iq2000/iq2000.h (FUNCTION_VALUE_REGNO_P): Redefine, use
1855 iq2000_function_value_regno_p.
1856 (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
1857 * config/iq2000/iq2000-protos.h (iq2000_function_value_regno_p):
1860 2009-11-14 Richard Earnshaw <rearnsha@arm.com>
1863 * arm.md (adddi_sesidi_di): Place tied contraint first.
1864 (adddi_zesidi_di, subdi_di_zesidi, subdi_di_sesidi): Likewise
1865 (subdi_zesidi_di, subdi_sesidi_di): Likewise.
1866 (mulsi3_compare0, mulsi_compare0_scratch): Likewise.
1867 (mulsi3addsi, mulsi3addsi_compare0): Likewise.
1868 (mulsi3addsi_compare0_scratch, smulsi3_highpart_nov6): Likewise.
1869 (umulsi3_highpart_nov6, anddi_zesidi_di, anddi_sesdi_di): Likewise.
1870 (anddi_notdi_di, iordi_sesidi_di, xordi_sesidi_di): Likewise.
1871 (andsi_iorsi3_notsi, arm_ashldi3_1bit, arm_ashrdi3_1_bit): Likewise.
1872 (arm_lshrdi3_1bit, one_cmpldi2): Likewise.
1874 2009-11-14 Uros Bizjak <ubizjak@gmail.com>
1876 * config/i386/predicates.md (call_register_no_elim_operand):
1877 New predicate. Reject stack register as valid call operand
1879 (call_insn_operand): Use call_register_no_elim_operand.
1881 2009-11-13 Richard Henderson <rth@redhat.com>
1883 * function.c (stack_protect_prologue): Don't bypass expand_expr
1884 for stack_protect_guard and guard_decl.
1885 (stack_protect_epilogue): Likewise.
1887 2009-11-13 Jan Hubicka <jh@suse.cz>
1889 * ipa.c (function_and_variable_visibility): Clear COMDAT on functions
1890 when to PUBLIC is set.
1892 2009-11-13 Jakub Jelinek <jakub@redhat.com>
1895 * gimplify.c (gimplify_omp_atomic): Set DECL_GIMPLE_REG_P on
1898 2009-11-13 Uros Bizjak <ubizjak@gmail.com>
1901 * config/i386/i386.md (*call_pop_1, *call_1, *call_value_pop_1,
1902 *call_value_1): Use "lsm" as operand 1 constraint.
1903 * config/i386/predicates.md (call_insn_operand): Depend on
1904 index_register_operand to avoid %esp register.
1906 2009-11-13 Uros Bizjak <ubizjak@gmail.com>
1909 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
1912 * config/i386/i386.h (ix86_arch_indices) <X86_ARCH_CALL_ESP>: New.
1913 (TARGET_CALL_ESP): New define.
1914 * config/i386/i386.c (initial_ix86_tune_features): Initialize
1916 * config/i386/i386.md (*call_pop_1_esp, *call_1_esp,
1917 *call_value_pop_1_esp, *call_value_1_esp): Rename from *call_pop_1,
1918 *call_1, *call_value_pop_1 and *call_value_1. Depend on
1920 (*call_pop_1, *call_1, *call_value_pop_1, *call_value_1):
1921 New patterns, use "lsm" as operand 1 constraint.
1922 * config/i386/predicates.md (call_insn_operand): Depend on
1923 index_register_operand for !TARGET_CALL_ESP to avoid %esp register.
1925 2009-11-13 Jason Merrill <jason@redhat.com>
1928 * dwarf2out.c (gen_variable_die): Don't worry about DECL_COMDAT.
1929 Don't emit a second declaration at any scope.
1931 2009-11-13 Andrey Belevantsev <abel@ispras.ru>
1933 PR rtl-optimization/41697
1934 * sel-sched-ir.c (fallthru_bb_of_jump): Bail out when a block with
1935 a conditional jump has a single successor.
1937 2009-11-13 Andrey Belevantsev <abel@ispras.ru>
1939 * sched-deps.c (init_deps): New parameter lazy_reg_last. Don't
1940 allocate reg_last when in case lazy_reg_last is true.
1941 (init_deps_reg_last): New.
1942 (free_deps): When max_reg is 0, this context is already freed.
1943 * sched-int.h (init_deps_reg_last): Export.
1944 (init_deps): Update prototype.
1945 * sched-ebb.c (schedule_ebb): Update the call to init_deps.
1946 * sched-rgn.c (sched_rgn_compute_dependencies): Likewise.
1947 * ddg.c (build_intra_loop_deps): Likewise.
1948 * sel-sched-ir.c (copy_deps_context, create_deps_context,
1949 reset_deps_context, deps_init_id): Likewise.
1950 (init_first_time_insn_data): Lazy allocate INSN_DEPS_CONTEXT.
1951 (free_data_for_scheduled_insn): New, break down from ...
1952 (free_first_time_insn_data): ... here.
1953 (has_dependence_p): Allocate reg_last now, when it is needed.
1954 (extend_insn_data): When maximal LUID is big enough, allocate
1955 per-insn data in smaller chunks.
1956 * sel-sched-ir.h (free_data_for_scheduled_insn): Export.
1957 * sel-sched.c (update_seqnos_and_stage): Free INSN_DEPS_CONTEXT
1960 2009-11-13 Uros Bizjak <ubizjak@gmail.com>
1962 * config/i386/i386.md (call_value): Fix comment.
1963 (sibcall_value): Ditto.
1965 2009-11-13 Eric Botcazou <ebotcazou@adacore.com>
1967 * config/i386/linux-unwind.h (x86_frob_update_context): New function.
1968 (MD_FROB_UPDATE_CONTEXT): Define.
1970 2009-11-12 Eric Botcazou <ebotcazou@adacore.com>
1971 Laurent GUERBY <laurent@guerby.net>
1973 * config/sparc/linux-unwind.h (sparc64_fallback_frame_state): Tidy.
1974 Do not schedule an %sp restore. Compensate for RETURN_ADDR_OFFSET.
1975 (sparc_fallback_frame_state): Tidy. Compensate for RETURN_ADDR_OFFSET.
1977 2009-11-12 Jan Hubicka <jh@suse.cz>
1979 * ipa.c (function_and_variable_visibility): Fix my accidentail commit
1980 and clear DECL_COMMON on localized declarations.
1982 2009-11-12 Bernd Schmidt <bernd.schmidt@analog.com>
1985 * regrename.c (struct du_head): New structure; some elements moved
1987 (struct du_chain): ... this one.
1988 (open_chains, closed_chains): Now of type struct du_head *.
1989 (do_replace): Accept du_head argument, not du_chain. All callers
1990 changed. Modified code to match new data structures.
1991 (build_def_use): Return a list of du_head structures. Modified code
1992 to match new data structures.
1993 (dump_def_use_chain): Accept du_head argument, not du_chain. All
1994 callers changed. Modified code to match new data structures.
1995 (merge_overlapping_regs): Accept du_head argument, not du_chain. All
1996 callers changed. Modified code to match new data structures.
1997 (scan_rtx_reg): Change type of this_regno and this_nregs to unsigned.
1998 Allocate a du_head structure as well as a du_chain when creating a
1999 new chain. Modified other code to match new data structures.
2001 2009-11-12 Jan Hubicka <jh@suse.cz>
2003 * cgraph.h (varpool_node_name): Declare.
2004 * cgraphunit.c (process_function_and_variable_attributes): Set
2005 force_output flag on used variables.
2006 * ipa.c (function_and_variable_visibility): Dump externally visible
2007 and needed variables.
2008 * varpool.c (varpool_node_name): Export.
2009 (decide_is_variable_needed): Check COMDAT for externally visible vars;
2012 2009-11-12 Uros Bizjak <ubizjak@gmail.com>
2015 * simplify-rtx.c (simplify_replace_fn_rtx) <case 'e'>: Skip
2016 processing if XEXP (x, i) is NULL.
2018 2009-11-12 Jan Hubicka <jh@suse.cz>
2020 * ipa.c (function_and_variable_visibility): Verify that WEAK || COMMON
2021 imply PUBLIC || EXTERNAL.
2023 2009-11-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2026 * cfgexpand.c (expand_gimple_basic_block): Append NOP to a fallthru,
2027 single successor block, ending with jump created by RTL expander.
2029 2009-11-11 Jan Hubicka <jh@suse.cz>
2032 * ipa.c (function_and_variable_visibility): Do not privatize COMDAT
2033 and WEAK variables at -fwhole-program.
2036 * ipa.c (whole_program_function_and_variable_visility): COMDAT
2037 functions/variables are not needed even if they are externally visible.
2039 2009-11-11 Jan Hubicka <jh@suse.cz>
2041 (patch by Richard Guenther)
2042 * lto-streamer-out.c (output_function): Output head of argument list
2044 * lto-streamer-in.c (input_function): Re-map arguments into merged
2047 2009-11-11 Jan Hubicka <jh@suse.cz>
2049 * lto-cgraph.c: Include gcov-io.h
2050 (output_profile_summary): New function.
2051 (output_cgraph): Use it.
2052 (input_profile_summary): New function.
2053 (input_cgraph): Use it.
2054 * coverage.c (build_ctr_info_value): Use varpool; initalize
2055 DECL_ASSEMBLER_NAME.
2056 (create_coverage): Likewise.
2057 * tree-profile.c (tree_init_ic_make_global_vars): Likewise.
2058 (tree_init_edge_profiler): Likewise.
2059 * Makefile.in (lto-cgraph.o): Add dependency on gcov-io.h.
2061 2009-11-11 Kai Tietz <kai.tietz@onevision.com>
2063 * config/i386/cygming.h (HANDLE_PRAGMA_PUSH_POP_MACRO): Removed.
2064 * c-pragma.c (def_pragma_macro_value): Likewise.
2065 (def_pragma_macro): Likewise.
2066 (pushed_macro_table): Likewise.
2067 (HANDLE_PRAGMA_PUSH_POP_MACRO): Remove guarded code.
2068 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): Removed.
2070 2009-11-11 Basile Starynkevitch <basile@starynkevitch.net>
2072 * doc/plugins.texi (Registering custom attributes): section
2073 renamed as (Registering custom attributes or pragmas).
2074 Mentions custom attributes & pragmas, and c_register_pragma, with
2076 * doc/cpp.texi (Pragmas): Mentions that plugins can provide their
2078 * doc/extend.texi (Function Attributes): Mentions that plugin can
2079 provide their attributes.
2081 2009-11-11 Jon Beniston <jon@beniston.com>
2083 * config.gcc: Add lm32 elf and uclinux targets.
2084 * config/lm32: New directory.
2085 * config/lm32/lm32.c: New file.
2086 * config/lm32/lm32.h: New file.
2087 * config/lm32/lm32.md: New file.
2088 * config/lm32/lm32.opt: New file.
2089 * config/lm32/lm32-protos.h: New file.
2090 * config/lm32/constraints.md: New file.
2091 * config/lm32/predicates.md: New file.
2092 * config/lm32/sfp-machine.h: New file.
2093 * config/lm32/t-fprules-softfp: New file.
2094 * config/lm32/uclinux-elf.h: New file.
2095 * doc/invoke.texi: Document lm32 options.
2096 * doc/contrib.texi: Document lm32 porter.
2097 * doc/install.texi: Document lm32 targets.
2099 2009-11-11 Martin Jambor <mjambor@suse.cz>
2102 * ipa-prop.c (ipa_update_after_lto_read): Call
2103 ipa_check_create_node_params and ipa_check_create_edge_args. Also
2104 call ipa_initialize_node_params instead of ipa_populate_param_decls.
2106 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
2108 * config/arm/arm.c (neon_vdup_constant, neon_make_constant): New.
2109 (neon_expand_vector_init): Use them. Also handle non-constant
2110 vectors with identical elements and vectors with only one
2111 non-constant element.
2112 (arm_print_operand): Handle 'y' modifier.
2113 * config/arm/arm-protos.h (neon_make_constant): Declare.
2114 * config/arm/neon.md (neon_vdup_n<mode>): Split into two
2115 patterns. Use VX instead of VDQW for the first one. Allow
2116 a VFP alternative and V32 modes for the second one.
2117 * config/arm/neon.ml (shape_elt): Add Alternatives.
2118 (ops): Use Alternatives for vdup lane instructions.
2119 * config/arm/neon-testgen.ml (analyze_shape): Handle Alternatives.
2120 * config/arm/vec-common.md (mov<mode>): Use neon_make_constant.
2122 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
2124 * config/arm/neon.md (*neon_mov<mode>): Reject two non-register
2126 (movti, mov<mode>): Call force_reg on one operand if required.
2127 * config/arm/vec-common.md (mov<mode>): Likewise.
2129 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
2131 * config/arm/arm.c (arm_override_options): Enable scheduling for
2134 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
2138 * expr.h (anti_adjust_stack_and_probe): Declare.
2139 * explow.c (anti_adjust_stack_and_probe): Make global, add ADJUST_BACK
2140 parameter and rewrite head comment.
2141 (allocate_dynamic_stack_space): Adjust call to above function.
2142 * function.c (expand_function_end): Handle STACK_CHECK_MOVING_SP.
2144 * tree.h (dwarf2out_args_size): Delete.
2145 * dwarf2out.c (dwarf2out_args_size): Make static and move around.
2146 (dwarf2out_args_size_adjust): Delete prototype and move around.
2147 (dwarf2out_frame_debug_expr): Do not record arg size adjustments for
2148 ACCUMULATE_OUTGOING_ARGS targets.
2150 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
2152 * config/sparc/sparc.c (print_operand) <')'>: Test for a non-null
2153 DECL_SIZE of DECL_RESULT before evaluating it.
2155 2009-11-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2157 PR tree-optimization/41987
2158 * fold-const.c (const_binop): Avoid using fold_buildN().
2160 2009-11-10 Martin Jambor <mjambor@suse.cz>
2162 * tree-pass.h (struct ipa_opt_pass_d): Added stmt_fixup field.
2163 (execute_all_ipa_stmt_fixups): Declare.
2164 * ipa-cp.c (pass_ipa_cp): Added stmt_fixup value.
2165 * ipa-inline.c (pass_ipa_inline): Likewise.
2166 * ipa-pure-const.c (pass_ipa_pure_cons): Likewise.
2167 * ipa-reference.c (pass_ipa_reference): Likewise.
2168 * ipa.c (pass_ipa_whole_program_visibility): Likewise.
2169 * lto-streamer-out.c (pass_ipa_lto_gimple_out): Likewise.
2170 (pass_ipa_lto_finish_out): Likewise.
2171 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Likewise.
2172 * passes.c (execute_ipa_stmt_fixups): New function.
2173 (execute_all_ipa_stmt_fixups): New function.
2174 * lto-streamer-in.c (input_function): Call execute_all_ipa_stmt_fixups.
2176 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
2179 * explow.c (probe_stack_range): Fix typo.
2180 * config/sparc/sparc.md (probe_stack): New expander.
2182 2009-11-09 Dave Korn <dave.korn.cygwin@gmail.com>
2184 * config/i386/cygwin.h (LINK_SPEC): Add -tsaware flag if !mno-cygwin.
2186 2009-11-09 Jason Merrill <jason@redhat.com>
2188 * gdbinit.in (pgq): New function for printing gimple sequence.
2190 2009-11-09 Paul Brook <paul@codesourcery.com>
2191 Daniel Jacobowitz <dan@codesourcery.com>
2192 Sandra Loosemore <sandra@codesourcery.com>
2194 * doc/extend.texi (Half-Precision): Update wording to reflect
2195 that there are now multiple -mfpu options that enable fp16
2197 * doc/invoke.texi: Update list of ARM -mfpu= options.
2198 * config.gcc: Update ARM --with-fpu option list.
2199 * config/arm/arm.c (all_fpus): Add vfpv3-fp16, vfpv3-d16-fp16,
2200 vfpv3xd and vfpv3xd-fp16.
2201 (use_vfp_abi): New function.
2202 (aapcs_vfp_is_call_or_return_candidate): Avoid double precision regs
2204 (aapcs_vfp_is_return_candidate, aapcs_vfp_is_call_candidate,
2205 aapcs_vfp_allocate_return_reg): Use use_vfp_abi.
2206 (arm_rtx_costs_1, arm_size_rtx_costs, arm_fastmul_rtx_costs,
2207 arm_9e_rtx_costs): Only expect double-precision operations if the FPU
2209 (coproc_secondary_reload_class): Reload HFmode via GENERAL_REGS if no
2211 (arm_print_operand): Handle 'p' modifier.
2212 (arm_hard_regno_mode_ok): : Allow HFmode in VFP registers if
2214 * config/arm/arm.h (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Define.
2215 (TARGET_FP16): Define.
2216 * config/arm/vfp.md: Disable double-precision patterns if the FPU
2217 does not provide them.
2218 (arm_movdi_vfp, thumb2_movdi_vfp): Use fcpys to move
2219 double-precision values on a single-precision FPU.
2220 (movdf_vfp, thumb2_movdf_vfp): Likewise. Use "Dy" for
2221 double-precision constants.
2222 (movhf_vfp_neon): New pattern (was movhf_vfp).
2223 (movhf_vfp): Remove NEON instructions.
2224 * config/arm/constraints.md: Add new "Dy" constraint for
2225 double-precision constants. Update description of "Dv".
2226 * config/arm/arm.md: Disable double-precision patterns if the FPU
2227 does not provide them
2229 2009-11-09 Jakub Jelinek <jakub@redhat.com>
2231 * config/i386/i386.c (print_operand) <case 'D'>: Fix formatting.
2232 (print_operand) <case 'Y'>: Likewise. Fix a pasto in operand lossage
2235 2009-11-08 H.J. Lu <hongjiu.lu@intel.com>
2237 * collect2.c (main): Search PLUGIN_LD for plugin linker.
2239 * configure.ac (--with-plugin-ld): New. Default to ld.
2240 * configure: Regenerated.
2241 * config.in: Likewise.
2243 * exec-tool.in (ORIGINAL_PLUGIN_LD_FOR_TARGET): New.
2244 (collect-ld): Use ORIGINAL_PLUGIN_LD_FOR_TARGET for -plugin.
2246 2009-11-08 Jonathan Gray <jsg@openbsd.org>
2248 * config/openbsd-stdint.h: Change to reflect what
2249 c_common_nodes_and_builtins expects.
2251 2009-11-08 Paolo Carlini <paolo.carlini@oracle.com>
2253 * builtins.c (apply_args_reg_offset): Remove commented out delaration.
2255 2009-11-08 Jakub Jelinek <jakub@redhat.com>
2258 * config/i386/i386.c (get_some_local_dynamic_name): Don't assert
2259 function contains at least one local dynamic name.
2260 (print_operand) <case '&'>: Instead output operand lossage diagnostics
2261 here if that happens.
2263 2009-11-08 Zbigniew Chamski <zbigniew.chamski@gmail.com>
2264 Joern Rennecke <amylaar@spamcop.net>
2266 * cfgrtl.c (pass_free_cfg): Add pass name.
2267 * cgraphbuild.c (pass_build_cgraph_edges): Likewise.
2268 (pass_rebuild_cgraph_edges, pass_remove_cgraph_callee_edges): Likewise.
2269 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Change pass name.
2270 * df-core.c (pass_df_initialize_no_opt): Likewise.
2271 * except.c (pass_rtl_eh): Likewise.
2272 * function.c (pass_init_function, pass_leaf_regs): Likewise.
2273 * gcse.c (pass_rtl_pre): Change pass name.
2274 * passes.c (pass_postreload): Add pass name.
2275 (make_pass_instance): Don't use duplicate-tracking logic for
2276 names starting with '*'.
2277 (next_pass_1): Assert that pass has a name.
2278 (register_one_dump_file): If there is an space in the name,
2280 * predict.c (pass_strip_predict_hints): Add pass name.
2281 * reg-stack.c (pass_stack_regs): Likewise.
2282 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
2283 * tree-cfg.c (pass_warn_function_return,
2284 pass_warn_function_noreturn): Add pass name.
2285 * tree-dfa.c (pass_referenced_vars): Likewise.
2286 * tree-optimize.c (pass_cleanup_cfg_post_optimizing):
2287 Fix whitespace before comment.
2288 (pass_fixup_cfg): Add pass name, fix whitespace before comment.
2289 (pass_init_datastructures): Add pass name.
2290 * tree-ssa-loop.c (pass_record_bounds): Likewise.
2291 * tree-ssa.c (pass_early_warn_uninitialized,
2292 pass_late_warn_uninitialized): Likewise.
2293 * tree.c (pass_ipa_free_lang_data): Likewise.
2294 * doc/passes.texi (pass manager): Document how to disambiguate
2297 2009-11-08 Paolo Bonzini <bonzini@gnu.org>
2299 * df-problems.c: Fix documentation for forward simulation of LR.
2300 (df_simulate_one_insn_forwards): Use df_simulate_find_defs.
2301 (df_simulate_finalize_forwards): Remove.
2302 * df.h (df_simulate_finalize_forwards): Remove.
2304 2009-11-08 Richard Guenther <rguenther@suse.de>
2306 * tree-ssa-structalias.c (build_succ_graph): Properly make
2307 variables escape if they are stored to anything.
2309 2009-11-08 Richard Guenther <rguenther@suse.de>
2311 PR rtl-optimization/41928
2312 * loop-invariant.c (free_loop_data): If we didn't allocate
2313 loop data do not try to free it.
2315 2009-11-07 Jason Merrill <jason@redhat.com>
2317 * tree.c (reconstruct_complex_type): Preserve attributes.
2319 2009-11-07 Richard Guenther <rguenther@suse.de>
2321 * tree-ssa-structalias.c (build_succ_graph): Feed stores
2322 to anything only to variables that can take pointers.
2323 (get_constraint_for_ssa_var): Properly exclude full
2324 variables from expanding.
2325 (first_vi_for_offset): Avoid overflow in arithmetic.
2326 (first_or_preceding_vi_for_offset): Likewise.
2327 (count_num_arguments): Fix implementation.
2328 (gate_ipa_pta): Do not run when not optimizing.
2330 2009-11-07 David Binderman <dcb314@hotmail.com>
2332 * builtins.c (apply_args_size, expand_builtin_mathfn, expand_powi,
2333 expand_builtin_expect, maybe_emit_sprintf_chk_warning): Remove some
2334 set but not used variables.
2335 (apply_args_reg_offset): Comment out as unused.
2336 * calls.c (flags_from_decl_or_type): Likewise.
2337 * genautomata.c (check_regexp_units_distribution): Likewise.
2339 2009-11-07 Uros Bizjak <ubizjak@gmail.com>
2341 * config/i386/sse.md (xop_pmacsww, xop_pmacssww, xop_pmacsdd,
2342 xop_pmacssdd, xop_pmacssdql, xop_pmacssdqh, xop_pmacsdql,
2343 *xop_pmacsdql_mem, xop_pmacsdqh, *xop_pmacsdqh_mem, xop_pmacsswd,
2344 xop_pmacswd, xop_pmadcsswd, xop_pmadcswd, xop_pcmov_<mode>,
2345 xop_pcmov_<mode>256, xop_pperm, xop_pperm_pack_v2di_v4si,
2346 xop_pperm_pack_v4si_v8hi, xop_pperm_pack_v8hi_v16qi): Compress
2347 operand alternatives.
2349 2009-11-06 Michael Matz <matz@suse.de>
2352 * tree-ssa-math-opts.c (execute_cse_reciprocals): Check all uses
2353 of a potential reciprocal to really be reciprocals.
2355 2009-11-06 Jakub Jelinek <jakub@redhat.com>
2357 * config/i386/x86intrin.h: Include fma4intrin.h, xopintrin.h and
2358 lwpintrin.h after immintrin.h.
2359 * config/i386/fma4intrin.h (__v8sf, __v4df, __m256, __m256d): Remove
2363 * c-common.c (fold_offsetof_1) <case ARRAY_REF>: Don't crash for VLAs
2364 or non-constant index, allow index one past the last element and
2365 allow exceeding array bound in arrays that might be used as flexible
2368 2009-11-05 Richard Henderson <rth@redhat.com>
2370 * config/i386/ia32intrin.h: Protect CRC32 builtins with __SSE4_2__.
2372 2009-11-05 Paul Brook <paul@codesourcery.com>
2374 * config/arm/arm.c (arm_fp_model, arm_fpu_arch, arm_fpu_tune): Remove.
2375 (arm_fpu_desc): New.
2376 (all_fpus): Add FPU details.
2377 (fp_model_for_fpu): Remove.
2378 (arm_override_options): Set and use arm_fpu_desc and arm_fpu_attr.
2379 (arm_output_epilogue, arm_save_coproc_regs): Use TARGET_FPA_EMU2.
2380 (arm_file_start): Use arm_fpu_desc.
2381 * config/arm/arm.h (TARGET_FPA, TARGET_MAVERICK, TARGET_VFP,
2382 TARGET_VFPD32, TARGET_VFP3, TARGET_NEON_FP16, TARGET_NEON): Use
2384 (TARGET_FPA_EMU2): Define.
2385 (arm_fp_model, fputype, arm_fpu_tune): Remove.
2386 (vfp_reg_type, arm_fpu_desc): New.
2387 * config/arm/arm.md (attr fpu): Simplify.
2388 * config/arm/fpa.md (movxf_fpa): Use TARGET_FPA_EMU2.
2389 * config/arm/linux-elf.h (FPUTYPE_DEFAULT): Use string value.
2390 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Use string value.
2391 * config/arm/netbsd-elf.h (FPUTYPE_DEFAULT): Use string value.
2392 * config/arm/vxworks.h (FPUTYPE_DEFAULT): Use string value.
2394 2009-11-05 Michael Matz <matz@suse.de>
2396 * config/i386/i386.c (ix86_builtin_reciprocal): Remove dependency
2398 * doc/invoke.texi (-mrecip): Clarify that we don't need -mrecip
2401 2009-11-04 Jason Merrill <jason@redhat.com>
2404 * varasm.c (initializer_constant_valid_p): A PLUS_EXPR
2405 or MINUS_EXPR of REAL_TYPE is not a valid constant initializer.
2406 (output_constant): Avoid crash after error.
2408 2009-11-05 Martin Jambor <mjambor@suse.cz>
2410 * tree-sra.c (struct access): Changed comment of next_sibling field.
2411 (analyze_modified_params): Loop over accesses of a group rather than
2412 over all with the ame base, pass a common bitmap to
2414 (unmodified_by_ref_scalar_representative): Build link lists of
2415 accesses of a group.
2416 (splice_param_accesses): Likewise.
2418 2009-11-04 Kenneth Zadeck <zadeck@naturalbridge.com>
2420 * df-scan.c (df-uses-record): Add case zero_extract of mem.
2422 2009-11-04 Eric Botcazou <ebotcazou@adacore.com>
2426 * config/i386/i386.md (probe_stack): New expander.
2427 (logical operation peepholes): Do not split stack checking probes.
2429 2009-11-04 Harsha Jagasia <harsha.jagasia@amd.com>
2430 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2432 * doc/invoke.texi (-mlwp): Add documentation.
2433 * doc/extend.texi (x86 intrinsics): Add LWP intrinsics.
2434 * config.gcc (i[34567]86-*-*): Include lwpintrin.h.
2435 (x86_64-*-*): Ditto.
2436 * config/i386/lwpintrin.h: New file, provide x86 compiler
2437 intrinisics for LWP.
2438 * config/i386/cpuid.h (bit_LWP): Define LWP bit.
2439 * config/i386/x86intrin.h: Add LWP check and lwpintrin.h.
2440 * config/i386/i386-c.c (ix86_target_macros_internal): Check
2442 * config/i386/i386.h (TARGET_LWP): New macro for LWP.
2443 * config/i386/i386.opt (-mlwp): New switch for LWP support.
2444 * config/i386/i386.c (OPTION_MASK_ISA_LWP_SET): New.
2445 (OPTION_MASK_ISA_LWP_UNSET): New.
2446 (ix86_handle_option): Handle -mlwp.
2447 (isa_opts): Handle -mlwp.
2448 (enum pta_flags): Add PTA_LWP.
2449 (override_options): Add LWP support.
2450 (IX86_BUILTIN_LLWPCB16): New for LWP intrinsic.
2451 (IX86_BUILTIN_LLWPCB32): Ditto.
2452 (IX86_BUILTIN_LLWPCB64): Ditto.
2453 (IX86_BUILTIN_SLWPCB16): Ditto.
2454 (IX86_BUILTIN_SLWPCB32): Ditto.
2455 (IX86_BUILTIN_SLWPCB64): Ditto.
2456 (IX86_BUILTIN_LWPVAL16): Ditto.
2457 (IX86_BUILTIN_LWPVAL32): Ditto.
2458 (IX86_BUILTIN_LWPVAL64): Ditto.
2459 (IX86_BUILTIN_LWPINS16): Ditto.
2460 (IX86_BUILTIN_LWPINS32): Ditto.
2461 (IX86_BUILTIN_LWPINS64): Ditto.
2462 (enum ix86_special_builtin_type): Add LWP intrinsic support.
2463 (builtin_description): Ditto.
2464 (ix86_init_mmx_sse_builtins): Ditto.
2465 (ix86_expand_special_args_builtin): Ditto.
2466 * config/i386/i386.md (UNSPEC_LLWP_INTRINSIC): Add new UNSPEC for
2468 (UNSPEC_SLWP_INTRINSIC): Ditto.
2469 (UNSPECV_LWPVAL_INTRINSIC): Ditto.
2470 (UNSPECV_LWPINS_INTRINSIC): Ditto.
2471 (lwp_llwpcbhi1): New lwp pattern.
2472 (lwp_llwpcbsi1): Ditto.
2473 (lwp_llwpcbdi1): Ditto.
2474 (lwp_slwpcbhi1): Ditto.
2475 (lwp_slwpcbsi1): Ditto.
2476 (lwp_slwpcbdi1): Ditto.
2477 (lwp_lwpvalhi3): Ditto.
2478 (lwp_lwpvalsi3): Ditto.
2479 (lwp_lwpvaldi3): Ditto.
2480 (lwp_lwpinshi3): Ditto.
2481 (lwp_lwpinssi3): Ditto.
2482 (lwp_lwpinsdi3): Ditto.
2484 2009-11-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
2485 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
2488 * simplify-rtx.c (simplify_binary_operation_1): Simplify vec_select of
2491 2009-11-04 Richard Guenther <rguenther@suse.de>
2492 Rafael Avila de Espindola <espindola@google.com>
2494 * gcc.c (process_command): Handle arguments name@offset.
2496 2009-11-04 Harsha Jagasia <harsha.jagasia@amd.com>
2497 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2499 * config.gcc (i[34567]86-*-*): Include xopintrin.h.
2500 (x86_64-*-*): Ditto.
2501 * config/i386/xopintrin.h: New file, provide common x86 compiler
2502 intrinisics for XOP.
2503 * config/i386/cpuid.h (bit_XOP): Define XOP bit.
2504 * config/i386/x86intrin.h: Add XOP check and xopintrin.h.
2505 * config/i386/i386-c.c(ix86_target_macros_internal): Check
2507 * config/i386/i386.h(TARGET_XOP): New macro for XOP.
2508 * config/i386/i386.opt (-mxop): New switch for XOP support.
2509 * config/i386/i386.md (UNSPEC_XOP_UNSIGNED_CMP)
2510 (UNSPEC_XOP_TRUEFALSE)
2511 (UNSPEC_XOP_PERMUTE)
2512 (UNSPEC_FRCZ): Add new UNSPEC for XOP support.
2513 (PPERM_*): New constants for vpperm instruction.
2514 (xop_pcmov_<mode>): Add XOP conditional mov instructions.
2515 * config/i386/i386.c (OPTION_MASK_ISA_XOP_SET): New.
2516 (OPTION_MASK_ISA_XOP_UNSET): New.
2517 (OPTION_MASK_ISA_XOP_UNSET): Change definition to depend on XOP.
2518 (ix86_handle_option): Handle -mxop.
2519 (isa_opts): Handle -mxop.
2520 (enum pta_flags): Add PTA_XOP.
2521 (override_options): Add XOP support.
2522 (print_operand): Add code for XOP compare instructions.
2523 (ix86_expand_sse_movcc): Extend for XOP conditional move instruction.
2524 (ix86_expand_int_vcond): Extend for XOP compare instruction.
2526 (IX86_BUILTIN_VPCMOV): New for XOP intrinsic.
2527 (IX86_BUILTIN_VPCMOV_V2DI): Ditto.
2528 (IX86_BUILTIN_VPCMOV_V4SI): Ditto.
2529 (IX86_BUILTIN_VPCMOV_V8HI): Ditto.
2530 (IX86_BUILTIN_VPCMOV_V16QI): Ditto.
2531 (IX86_BUILTIN_VPCMOV_V4SF): Ditto.
2532 (IX86_BUILTIN_VPCMOV_V2DF): Ditto.
2534 (IX86_BUILTIN_VPCMOV256): Ditto.
2535 (IX86_BUILTIN_VPCMOV_V4DI256): Ditto.
2536 (IX86_BUILTIN_VPCMOV_V8SI256): Ditto.
2537 (IX86_BUILTIN_VPCMOV_V16HI256): Ditto.
2538 (IX86_BUILTIN_VPCMOV_V32QI256): Ditto.
2539 (IX86_BUILTIN_VPCMOV_V8SF256): Ditto.
2540 (IX86_BUILTIN_VPCMOV_V4DF256): Ditto.
2542 (IX86_BUILTIN_VPPERM): Ditto.
2544 (IX86_BUILTIN_VPMACSSWW): Ditto.
2545 (IX86_BUILTIN_VPMACSWW): Ditto.
2546 (IX86_BUILTIN_VPMACSSWD): Ditto.
2547 (IX86_BUILTIN_VPMACSWD): Ditto.
2548 (IX86_BUILTIN_VPMACSSDD): Ditto.
2549 (IX86_BUILTIN_VPMACSDD): Ditto.
2550 (IX86_BUILTIN_VPMACSSDQL): Ditto.
2551 (IX86_BUILTIN_VPMACSSDQH): Ditto.
2552 (IX86_BUILTIN_VPMACSDQL): Ditto.
2553 (IX86_BUILTIN_VPMACSDQH): Ditto.
2554 (IX86_BUILTIN_VPMADCSSWD): Ditto.
2555 (IX86_BUILTIN_VPMADCSWD): Ditto.
2557 (IX86_BUILTIN_VPHADDBW): Ditto.
2558 (IX86_BUILTIN_VPHADDBD): Ditto.
2559 (IX86_BUILTIN_VPHADDBQ): Ditto.
2560 (IX86_BUILTIN_VPHADDWD): Ditto.
2561 (IX86_BUILTIN_VPHADDWQ): Ditto.
2562 (IX86_BUILTIN_VPHADDDQ): Ditto.
2563 (IX86_BUILTIN_VPHADDUBW): Ditto.
2564 (IX86_BUILTIN_VPHADDUBD): Ditto.
2565 (IX86_BUILTIN_VPHADDUBQ): Ditto.
2566 (IX86_BUILTIN_VPHADDUWD): Ditto.
2567 (IX86_BUILTIN_VPHADDUWQ): Ditto.
2568 (IX86_BUILTIN_VPHADDUDQ): Ditto.
2569 (IX86_BUILTIN_VPHSUBBW): Ditto.
2570 (IX86_BUILTIN_VPHSUBWD): Ditto.
2571 (IX86_BUILTIN_VPHSUBDQ): Ditto.
2573 (IX86_BUILTIN_VPROTB): Ditto.
2574 (IX86_BUILTIN_VPROTW): Ditto.
2575 (IX86_BUILTIN_VPROTD): Ditto.
2576 (IX86_BUILTIN_VPROTQ): Ditto.
2577 (IX86_BUILTIN_VPROTB_IMM): Ditto.
2578 (IX86_BUILTIN_VPROTW_IMM): Ditto.
2579 (IX86_BUILTIN_VPROTD_IMM): Ditto.
2580 (IX86_BUILTIN_VPROTQ_IMM): Ditto.
2582 (IX86_BUILTIN_VPSHLB): Ditto.
2583 (IX86_BUILTIN_VPSHLW): Ditto.
2584 (IX86_BUILTIN_VPSHLD): Ditto.
2585 (IX86_BUILTIN_VPSHLQ): Ditto.
2586 (IX86_BUILTIN_VPSHAB): Ditto.
2587 (IX86_BUILTIN_VPSHAW): Ditto.
2588 (IX86_BUILTIN_VPSHAD): Ditto.
2589 (IX86_BUILTIN_VPSHAQ): Ditto.
2591 (IX86_BUILTIN_VFRCZSS): Ditto.
2592 (IX86_BUILTIN_VFRCZSD): Ditto.
2593 (IX86_BUILTIN_VFRCZPS): Ditto.
2594 (IX86_BUILTIN_VFRCZPD): Ditto.
2595 (IX86_BUILTIN_VFRCZPS256): Ditto.
2596 (IX86_BUILTIN_VFRCZPD256): Ditto.
2598 (IX86_BUILTIN_VPCOMEQUB): Ditto.
2599 (IX86_BUILTIN_VPCOMNEUB): Ditto.
2600 (IX86_BUILTIN_VPCOMLTUB): Ditto.
2601 (IX86_BUILTIN_VPCOMLEUB): Ditto.
2602 (IX86_BUILTIN_VPCOMGTUB): Ditto.
2603 (IX86_BUILTIN_VPCOMGEUB): Ditto.
2604 (IX86_BUILTIN_VPCOMFALSEUB): Ditto.
2605 (IX86_BUILTIN_VPCOMTRUEUB): Ditto.
2607 (IX86_BUILTIN_VPCOMEQUW): Ditto.
2608 (IX86_BUILTIN_VPCOMNEUW): Ditto.
2609 (IX86_BUILTIN_VPCOMLTUW): Ditto.
2610 (IX86_BUILTIN_VPCOMLEUW): Ditto.
2611 (IX86_BUILTIN_VPCOMGTUW): Ditto.
2612 (IX86_BUILTIN_VPCOMGEUW): Ditto.
2613 (IX86_BUILTIN_VPCOMFALSEUW): Ditto.
2614 (IX86_BUILTIN_VPCOMTRUEUW): Ditto.
2616 (IX86_BUILTIN_VPCOMEQUD): Ditto.
2617 (IX86_BUILTIN_VPCOMNEUD): Ditto.
2618 (IX86_BUILTIN_VPCOMLTUD): Ditto.
2619 (IX86_BUILTIN_VPCOMLEUD): Ditto.
2620 (IX86_BUILTIN_VPCOMGTUD): Ditto.
2621 (IX86_BUILTIN_VPCOMGEUD): Ditto.
2622 (IX86_BUILTIN_VPCOMFALSEUD): Ditto.
2623 (IX86_BUILTIN_VPCOMTRUEUD): Ditto.
2625 (IX86_BUILTIN_VPCOMEQUQ): Ditto.
2626 (IX86_BUILTIN_VPCOMNEUQ): Ditto.
2627 (IX86_BUILTIN_VPCOMLTUQ): Ditto.
2628 (IX86_BUILTIN_VPCOMLEUQ): Ditto.
2629 (IX86_BUILTIN_VPCOMGTUQ): Ditto.
2630 (IX86_BUILTIN_VPCOMGEUQ): Ditto.
2631 (IX86_BUILTIN_VPCOMFALSEUQ): Ditto.
2632 (IX86_BUILTIN_VPCOMTRUEUQ): Ditto.
2634 (IX86_BUILTIN_VPCOMEQB): Ditto.
2635 (IX86_BUILTIN_VPCOMNEB): Ditto.
2636 (IX86_BUILTIN_VPCOMLTB): Ditto.
2637 (IX86_BUILTIN_VPCOMLEB): Ditto.
2638 (IX86_BUILTIN_VPCOMGTB): Ditto.
2639 (IX86_BUILTIN_VPCOMGEB): Ditto.
2640 (IX86_BUILTIN_VPCOMFALSEB): Ditto.
2641 (IX86_BUILTIN_VPCOMTRUEB): Ditto.
2643 (IX86_BUILTIN_VPCOMEQW): Ditto.
2644 (IX86_BUILTIN_VPCOMNEW): Ditto.
2645 (IX86_BUILTIN_VPCOMLTW): Ditto.
2646 (IX86_BUILTIN_VPCOMLEW): Ditto.
2647 (IX86_BUILTIN_VPCOMGTW): Ditto.
2648 (IX86_BUILTIN_VPCOMGEW): Ditto.
2649 (IX86_BUILTIN_VPCOMFALSEW): Ditto.
2650 (IX86_BUILTIN_VPCOMTRUEW): Ditto.
2652 (IX86_BUILTIN_VPCOMEQD): Ditto.
2653 (IX86_BUILTIN_VPCOMNED): Ditto.
2654 (IX86_BUILTIN_VPCOMLTD): Ditto.
2655 (IX86_BUILTIN_VPCOMLED): Ditto.
2656 (IX86_BUILTIN_VPCOMGTD): Ditto.
2657 (IX86_BUILTIN_VPCOMGED): Ditto.
2658 (IX86_BUILTIN_VPCOMFALSED): Ditto.
2659 (IX86_BUILTIN_VPCOMTRUED): Ditto.
2661 (IX86_BUILTIN_VPCOMEQQ): Ditto.
2662 (IX86_BUILTIN_VPCOMNEQ): Ditto.
2663 (IX86_BUILTIN_VPCOMLTQ): Ditto.
2664 (IX86_BUILTIN_VPCOMLEQ): Ditto.
2665 (IX86_BUILTIN_VPCOMGTQ): Ditto.
2666 (IX86_BUILTIN_VPCOMGEQ): Ditto.
2667 (IX86_BUILTIN_VPCOMFALSEQ): Ditto.
2668 (IX86_BUILTIN_VPCOMTRUEQ): Ditto.
2670 (enum multi_arg_type): New enum for describing the various XOP
2671 intrinsic argument types.
2672 (bdesc_multi_arg): New table for XOP intrinsics.
2673 (ix86_init_mmx_sse_builtins): Add XOP intrinsic support.
2674 (ix86_expand_multi_arg_builtin): New function for creating XOP
2677 * config/i386/sse.md (sserotatemax): New mode attribute for XOP.
2678 (xop_pmacsww): Ditto.
2679 (xop_pmacssww): Ditto.
2680 (xop_pmacsdd): Ditto.
2681 (xop_pmacssdd): Ditto.
2682 (xop_pmacssdql): Ditto.
2683 (xop_pmacssdqh): Ditto.
2684 (xop_pmacsdql): Ditto.
2685 (xop_pmacsdql_mem): Ditto.
2686 (xop_mulv2div2di3_low): Ditto.
2687 (xop_pmacsdqh): Ditto.
2688 (xop_pmacsdqh_mem): Ditto.
2689 (xop_mulv2div2di3_high): Ditto.
2690 (xop_pmacsswd): Ditto.
2691 (xop_pmacswd): Ditto.
2692 (xop_pmadcsswd): Ditto.
2693 (xop_pmadcswd): Ditto.
2694 (xop_pcmov_<mode>): Ditto.
2695 (xop_pcmov_<mode>256): Ditto.
2696 (xop_phaddbw): Ditto.
2697 (xop_phaddbd): Ditto.
2698 (xop_phaddbq): Ditto.
2699 (xop_phaddwd): Ditto.
2700 (xop_phaddwq): Ditto.
2701 (xop_phadddq): Ditto.
2702 (xop_phaddubw): Ditto.
2703 (xop_phaddubd): Ditto.
2704 (xop_phaddubq): Ditto.
2705 (xop_phadduwd): Ditto.
2706 (xop_phadduwq): Ditto.
2707 (xop_phaddudq): Ditto.
2708 (xop_phsubbw): Ditto.
2709 (xop_phsubwd): Ditto.
2710 (xop_phsubdq): Ditto.
2712 (rotl<mode>3): Ditto.
2713 (rotr<mode>3): Ditto.
2714 (xop_rotl<mode>3): Ditto.
2715 (xop_rotr<mode>3): Ditto.
2716 (vrotr<mode>3): Ditto.
2717 (vrotl<mode>3): Ditto.
2718 (xop_vrotl<mode>3): Ditto.
2719 (vlshr<mode>3): Ditto.
2720 (vashr<mode>3): Ditto.
2722 (xop_ashl<mode>3): Ditto.
2723 (xop_lshl<mode>3): Ditto.
2724 (ashlv16qi3): Ditto.
2725 (lshlv16qi3): Ditto.
2726 (ashrv16qi3): Ditto.
2728 (xop_frcz<mode>2): Ditto.
2729 (xop_vmfrcz<mode>2): Ditto.
2730 (xop_frcz<mode>2256): Ditto.
2731 (xop_maskcmp<mode>3): Ditto.
2732 (xop_maskcmp_uns<mode>3): Ditto.
2733 (xop_maskcmp_uns2<mode>3): Ditto.
2734 (xop_pcom_tf<mode>3): Ditto.
2736 * doc/invoke.texi (-mxop): Add documentation.
2737 * doc/extend.texi (x86 intrinsics): Add XOP intrinsics.
2739 2009-11-03 Mark Mitchell <mark@codesourcery.com>
2742 * gcc.c (SWITCHES_NEED_SPACES): Define to "o".
2743 * config/alpha/osf.h (SWITCHES_NEED_SPACES): Remove here.
2744 * config/mips/iris.h (SWITCHES_NEED_SPACES): Remove here.
2746 2009-11-04 Richard Earnshaw <rearnsha@arm.com>
2749 * arm.md (peephole2 patterns for move and compare): New.
2751 2009-11-04 Nick Clifton <nickc@redhat.com>
2753 * defaults.h (CONSTANT_ADDRESS_P): Provide a default definition.
2754 Make sure that it does not allow CONST_DOUBLEs.
2755 * doc/tm.texi (CONSTANT_ADDRESS_P): Update description.
2756 * config/avr/avr.h (CONSTANT_ADDRESS_P): Delete.
2757 * config/bfin/bfin.h (CONSTANT_ADDRESS_P): Delete.
2758 * config/cris/cris.h (CONSTANT_ADDRESS_P): Delete.
2759 * config/fr30/fr30.h (CONSTANT_ADDRESS_P): Delete.
2760 * config/frv/frv.h (CONSTANT_ADDRESS_P): Delete.
2761 * config/m32c/m32c.h (CONSTANT_ADDRESS_P): Delete.
2762 * config/m68hc11/m68hc11.h (CONSTANT_ADDRESS_P): Delete.
2763 * config/mep/mep.h (CONSTANT_ADDRESS_P): Delete.
2764 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Delete.
2765 * config/moxie/moxie.h (CONSTANT_ADDRESS_P): Delete.
2766 * config/pdp11/pdp11.h (CONSTANT_ADDRESS_P): Delete.
2767 * config/picochip/picochip.h (CONSTANT_ADDRESS_P): Delete.
2768 * config/score/score.h (CONSTANT_ADDRESS_P): Delete.
2769 * config/stormy16/stormy16.h (CONSTANT_ADDRESS_P): Delete.
2771 2009-11-04 Richard Guenther <rguenther@suse.de>
2773 PR tree-optimization/41919
2774 * tree-vrp.c (test_for_singularity): Properly compare values.
2776 2009-11-04 Revital Eres <eres@il.ibm.com>
2778 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
2779 Consider peeling for alignment only for stores and remove
2780 redundant assignment.
2782 2009-11-04 Maxim Kuvyrkov <maxim@codesourcery.com>
2785 * config/m68k/m68k.c (m68k_reg_present_p): New static function.
2786 (m68k_ok_for_sibcall_p): Handle different result return locations.
2788 2009-11-04 Richard Guenther <rguenther@suse.de>
2790 * c-opts.c (c_common_post_options): Move LTO option processing
2792 * opts.c (decode_options): ... here.
2794 2009-11-04 Jakub Jelinek <jakub@redhat.com>
2796 * c-common.c (fold_offsetof_1): Use %wd instead of
2797 HOST_WIDE_INT_PRINT_DEC.
2799 2009-11-04 Maciej W. Rozycki <macro@linux-mips.org>
2801 * config/vax/linux.h (TARGET_OS_CPP_BUILTINS): Don't define
2804 2009-11-04 Maciej W. Rozycki <macro@linux-mips.org>
2806 * config.gcc (vax-*-linux*): Keep the original contents of
2807 tmake_file while adding vax/t-linux.
2809 2009-11-03 Eric Botcazou <ebotcazou@adacore.com>
2813 * expr.h (STACK_CHECK_PROBE_INTERVAL): Delete.
2814 (STACK_CHECK_PROBE_INTERVAL_EXP): New macro.
2815 (STACK_CHECK_MOVING_SP): Likewise.
2816 * system.h (STACK_CHECK_PROBE_INTERVAL): Poison it.
2817 * doc/tm.texi (Stack Checking): Delete STACK_CHECK_PROBE_INTERVAL.
2818 Document STACK_CHECK_PROBE_INTERVAL_EXP and STACK_CHECK_MOVING_SP.
2819 * doc/md.texi (Standard Pattern Names): Tweak entry of CHECK_STACK.
2820 Document PROBE_STACK.
2821 * explow.c (anti_adjust_stack_and_probe): New function.
2822 (allocate_dynamic_stack_space): Do not directly allocate space if
2823 STACK_CHECK_MOVING_SP, instead invoke above function.
2824 (emit_stack_probe): Handle probe_stack insn.
2825 (PROBE_INTERVAL): New macro.
2826 (STACK_GROW_OPTAB): Likewise.
2827 (STACK_GROW_OFF): Likewise.
2828 (probe_stack_range): Use Pmode and memory_address consistently. Fix
2829 loop condition in the small constant case. Rewrite in the general
2830 case to be immune to wraparounds. Make sure the address of probes
2831 is valid. Try to use [base + disp] addressing mode if possible.
2832 * ira.c (setup_eliminable_regset): Set frame_pointer_needed if stack
2833 checking is enabled and STACK_CHECK_MOVING_SP.
2834 * rtlanal.c (may_trap_p_1) <MEM>: If stack checking is enabled,
2835 return 1 for volatile references to the stack pointer.
2836 * tree.c (build_common_builtin_nodes): Do not set ECF_NOTHROW on
2837 __builtin_alloca if stack checking is enabled.
2838 * unwind-dw2.c (uw_identify_context): Take into account whether the
2839 context is that of a signal frame or not.
2840 * config/i386/linux.h (STACK_CHECK_MOVING_SP): Define to 1.
2841 * config/i386/linux64.h (STACK_CHECK_MOVING_SP): Likewise.
2843 2009-11-03 Jakub Jelinek <jakub@redhat.com>
2845 PR rtl-optimization/41917
2846 * rtlanal.c (num_sign_bit_copies1) <case UMOD>: If sign bit of second
2847 operand isn't known to be 0, return 1.
2849 2009-11-03 Richard Sandiford <rdsandiford@googlemail.com>
2851 * config/mips/mips.md: Fix typos.
2853 2009-11-03 Richard Sandiford <rdsandiford@googlemail.com>
2855 * doc/invoke.texi: Fix typo.
2857 2009-11-03 Paul Brook <paul@codesourcery.com>
2859 * config/arm/neon.ml (vectype): Add T_floatSF.
2860 (string_of_vectype): Ditto.
2861 * config/arm/neon-gen.ml (signed_ctype): Add T_floatSF.
2862 (deftypes): Use float for float32_t.
2863 * config/arm/arm_neon.h: Regenerate.
2865 2009-11-03 Nick Clifton <nickc@redhat.com>
2866 Kevin Buettner <kevinb@redhat.com>
2868 * config/rx/predicates.md (rx_store_multiple_vector): Reverse
2869 order of expected registers.
2870 (rx_load_multiple_vector): Likewise.
2871 (rx_rtsd_vector): Likewise.
2872 * config/rx/rx.c (rx_cpu_type): New variable.
2873 (rx_print_operand): Fix bug printing 64-bit constant values.
2874 (rx_emit_stack_pushm): Reverse order of pushed registers.
2875 (gen_rx_store_vector): Likewise.
2876 (is_fast_interrupt_func): Only accept "fast_interrupt" as the
2878 (is_exception_func): Rename to is_interrupt_func and only accept
2879 "interrupt" as the attribute name.
2880 (rx_get_stack_layout): Use new function name.
2881 (rx_func_attr_inlinable): Likewise.
2882 (rx_attribute_table): Remove "exception".
2883 (rx_expand_prologue): If necessary push the accumulator register
2884 in the prologue of interrupt functions.
2885 (rx_expand_epilogue): If necessary pop the accumulator.
2886 (rx_builtins): Add RX_BUILTIN_MVTIPL.
2887 (rx_expand_builtin_stz): Remove.
2888 (rx_expand_builtin_mvtipl): New function.
2889 (rx_init_builtins): Handle RX_BUILTIN_MVTIPL.
2890 (rx_expand_builtin): Likewise.
2891 (rx_enable_fpu): New variable.
2892 (rx_handle_option): Handle -fpu, -nofpu, -mcpu and -patch.
2893 * config/rx/rx.h (TARGET_CPU_CPP_BUILTINS): Assert machine based
2894 on rx_cpu_type. Define __RX_FPU_INSNS__ if FPU insns are allowed.
2895 (enum rx_cpu_types): Define.
2896 (ASM_SPEC): Pass -m32bit-doubles on to assembler.
2897 (INCOMING_FRAME_SP_OFFSET): Define.
2898 (ARG_POINTER_CFA_OFFSET): Define.
2899 (FRAME_POINTER_CFA_OFFSET): Define.
2900 (OVERRIDE_OPTIONS): Enable fast math if RX FPU insns are enabled.
2901 (ALLOW_RX_FPU_INSNS): Define.
2902 * config/rx/rx.md: Test ALLOW_RX_FPU_INSNS instead of
2903 fast_math_flags_set_p.
2904 (UNSPEC_BUILTIN_MVTIPL): Define.
2905 (revl): Rename to bswapsi2.
2906 (bswaphi2): New pattern.
2907 (mvtachi): Mark as volatile because it uses a register unknown to GCC.
2908 (mvtaclo): Likewise.
2910 (mvtc): Remove clobber of cc0.
2913 * config/rx/rx.opt (mieee): Remove.
2918 (msave-acc-in-interrupts): Add.
2919 * config/rx/t-rx (MULTILIB_OPTIONS): Change default to 64bit doubles.
2920 (MULTILIB_DIRS): Likewise.
2921 (MULTILIB_MATCHES): Treat -fpu as an alias for -m32bit-doubles.
2922 * doc/extend.texi: Remove description of "exception" function
2924 * doc/invoke.texi: Document -fpu, -nofpu, -mcpu=, -patch= and
2925 -msave-acc-in-interrupts options.
2927 2009-11-03 Richard Guenther <rguenther@suse.de>
2929 * c-common.c (fold_offsetof_1): Use HOST_WIDE_INT_PRINT_DEC.
2931 2009-11-03 Dodji Seketeli <dodji@redhat.com>
2934 * c-common.c (fold_offsetof_1): Issue errors when the member
2935 designator of the offsetof expression is not legitimate.
2937 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
2939 * config/i386/i386.md (*call_value_1_rex64_ms_sysv): Use register
2940 names instead of numerical constants.
2941 (sse_prologue_save): Ditto.
2942 (*sse_prologue_save_insn): Ditto.
2944 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
2947 * config/i386/i386.h (ix86_arch_indices) <X86_ARCH_CALL_ESP>: New.
2948 (TARGET_CALL_ESP): New define.
2949 * config/i386/i386.c (initial_ix86_tune_features): Initialize
2951 * config/i386/i386.md (*call_pop_1_esp, *call_1_esp,
2952 *call_value_pop_1_esp, *call_value_1_esp): Rename from *call_pop_1,
2953 *call_1, *call_value_pop_1 and *call_value_1. Depend on
2955 (*call_pop_1, *call_1, *call_value_pop_1, *call_value_1):
2956 New patterns, use "lsm" as operand 1 constraint.
2957 * config/i386/predicates.md (call_insn_operand): Depend on
2958 index_register_operand for !TARGET_CALL_ESP to avoid %esp register.
2960 2009-11-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2962 PR tree-optimization/41857
2963 * tree-flow.h (rewrite_use_address): Add BASE_HINT argument.
2964 * tree-ssa-loop-ivopts.c (rewrite_use_address): Pass base hint
2966 * tree-ssa-address.c (move_hint_to_base): New function.
2967 (most_expensive_mult_to_index): Add TYPE argument. Use mode and
2968 address space associated with TYPE.
2969 (addr_to_parts): Add TYPE and BASE_HINT arguments. Pass TYPE to
2970 most_expensive_mult_to_index. Call move_hint_to_base.
2971 (create_mem_ref): Add BASE_HINT argument. Pass BASE_HINT and
2972 TYPE to addr_to_parts.
2974 2009-11-02 Martin Jambor <mjambor@suse.cz>
2976 PR tree-optimization/41750
2977 * tree-sra.c (analyze_modified_params): Loop over all
2978 representatives of components of a parameter.
2980 2009-11-02 Jakub Jelinek <jakub@redhat.com>
2982 PR tree-optimization/41841
2983 * ipa-struct-reorg.c (build_data_structure): Don't attempt to look at
2984 local variables of not yet materialized clones.
2987 * cfgexpand.c (expand_debug_expr): Don't attempt to create DECL_RTL
2988 for a VOIDmode variable.
2991 * c-pragma.c (visstack): Change into vector of ints rather than
2992 enum symbol_visibility.
2993 (push_visibility): Add kind argument, push default_visibility together
2995 (pop_visibility): Add kind argument, return true if successful, fail
2996 if visibility stack is empty or if stack top is of different kind.
2997 (handle_pragma_visibility): Don't check length of visstack, instead
2998 call pop_visibility and issue diagnostics if it failed. Pass 0
2999 as last argument to push_visibility and pop_visibility.
3000 * c-pragma.h (push_visibility): Add kind argument.
3001 (pop_visibility): Likewise. Return bool instead of void.
3003 2009-11-01 Eric Botcazou <ebotcazou@adacore.com>
3005 * tree.def (TARGET_MEM_REF): Update comment.
3006 * alias.c (get_alias_set): Retrieve the original memory reference for
3007 a TARGET_MEM_REF before proceeding.
3009 2009-10-31 Anatoly Sokolov <aesok@post.ru>
3011 * config/frv/frv.c (frv_function_value, frv_libcall_value,
3012 frv_function_value_regno_p): New functions.
3013 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
3014 * config/frv/frv.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
3015 (FUNCTION_VALUE_REGNO_P): Redefine, use frv_function_value_regno_p.
3016 * config/frv/frv-protos.h (frv_function_value_regno_p): Declare.
3018 2009-10-31 Anatoly Sokolov <aesok@post.ru>
3020 * config/mn10300/mn10300.c (mn10300_function_value): Make static, add
3021 new 'outgoing' argument.
3022 (mn10300_libcall_value, mn10300_function_value_regno_p): New functions.
3023 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
3024 * config/mn10300/mn10300.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
3025 LIBCALL_VALUE): Remove.
3026 (FUNCTION_VALUE_REGNO_P): Redefine, use mn10300_function_value_regno_p.
3027 * config/mn10300/mn10300-protos.h (mn10300_function_value): Remove.
3028 (mh10300_function_value_regno_p): Declare.
3030 2009-10-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3032 * config/arm/cortex-a9.md: New - integer pipeline description.
3034 2009-10-31 Eric Botcazou <ebotcazou@adacore.com>
3036 * tree-ssa-sccvn.c (vn_reference_lookup_3): Bail out instead of
3037 aborting if the sizes of the two references don't match.
3039 2009-10-31 Toon Moene <toon@moene.org>
3041 * ipa-inline.c (cgraph_decide_inlining):
3042 Include reason for not inlining called-once functions in dump file.
3044 2009-10-30 Daniel Gutson <dgutson@codesourcery.com>
3046 * config/arm/linux-eabi.h (LINK_SPEC): BE8_LINK_SPEC added.
3047 * config/arm/bpapi.h (BE8_LINK_SPEC): New define.
3048 (LINK_SPEC): BE_LINK_SPEC added.
3050 2009-10-30 Richard Guenther <rguenther@suse.de>
3053 * lto-streamer.h (struct lto_file_decl_data): Remove fd member.
3055 2009-10-30 Nathan Sidwell <nathan@codesourcery.com>
3057 * target-def.h (TARGET_ASM_TTYPE): Correct typo of TARGET_ARM_TTYPE.
3058 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): Remove unused
3061 2009-10-30 Martin Jambor <mjambor@suse.cz>
3063 * tree-sra.c (build_ref_for_offset_1): Remove a comment.
3065 2009-10-30 H.J. Lu <hongjiu.lu@intel.com>
3068 * cfgexpand.c (expand_stack_alignment): Call update_stack_boundary
3069 first. Move assert on stack_alignment_estimated just before
3070 setting stack_realign_needed.
3071 (gimple_expand_cfg): Initialize stack_alignment_estimated to 0.
3072 Don't call update_stack_boundary.
3074 * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): New.
3075 (verride_options): Don't check ix86_force_align_arg_pointer here.
3076 (ix86_function_ok_for_sibcall): Use it.
3077 (ix86_update_stack_boundary): Likewise.
3079 * config/i386/i386.h (STACK_REALIGN_DEFAULT): Update comments.
3081 2009-10-30 Richard Earnshaw <rearnsha@arm.com>
3083 * arm.md (QHSI): New mode iterator.
3084 (movqi): If generating for thumb, then truncate any immediate to
3086 * thumb2.md (thumb2_movsi_shortim and peephole2 generator): Replace
3088 (thumb2_mov<mode>_shortim and peephole2 generator): ... iterator based
3091 2009-10-29 Cary Coutant <ccoutant@google.com>
3094 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hook (two
3095 locations in the source).
3096 (store_vcall_insn): New function.
3097 (lookup_vcall_insn): New function.
3098 (dwarf2out_virtual_call_token): Use store_vcall_insn.
3099 (dwarf2out_copy_call_info): New function.
3100 (dwarf2out_virtual_call): Use lookup_vcall_insn.
3101 * emit-rtl.c (try_split): Call copy_call_info debug hook.
3102 * debug.h (struct gcc_debug_hooks): Add copy_call_info hook.
3103 * debug.c (do_nothing_debug_hooks): Add dummy entry for new hook.
3104 (debug_nothing_rtx_rtx): New dummy hook.
3105 * dbxout.c (dbx_debug_hooks): Add dummy entry for new hook.
3106 (xcoff_debug_hooks): Likewise.
3107 * sdbout.c (sdb_debug_hooks): Likewise.
3108 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
3110 2009-10-29 David Daney <ddaney@caviumnetworks.com>
3112 * doc/invoke.texi (mmcount-ra-address): Document new command line
3114 * config/mips/mips.opt (mmcount-ra-address): New option.
3115 * config/mips/mips-protos.h (mips_function_profiler): Declare new
3117 * config/mips/mips.c (struct mips_frame_info): Add ra_fp_offset
3119 (mips_for_each_saved_gpr_and_fpr): Set ra_fp_offset.
3120 (mips_function_profiler): Moved from FUNCTION_PROFILER, and
3122 * config/mips/mips.h (FUNCTION_PROFILER): Body of macro moved to
3123 mips_function_profiler.
3125 2009-10-29 Steve Ellcey <sje@cup.hp.com>
3129 * doc/tm.texi (OVERRIDE_OPTIONS): Update.
3130 (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
3131 * optc-gen.awk (cl_target_option_restore): Include call to
3132 targetm.override_options_after_change.
3133 * target-def.h (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
3134 * target.h (override_options_after_change): New.
3135 * c-common.c (parse_optimize_options): Call
3136 targetm.override_options_after_change.
3137 * config/ia64/ia64.c (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
3138 (ia64_override_options_after_change): New.
3139 (ia64_override_options) Add call to above.
3141 2009-10-29 Michael Matz <matz@suse.de>
3143 * tree-ssa-math-opts.c (execute_convert_to_rsqrt): Remove.
3144 (gate_convert_to_rsqrt): Ditto.
3145 (pass_convert_to_rsqrt): Ditto.
3146 * tree-pass.h (pass_convert_to_rsqrt): Don't declare.
3147 * passes.c (init_optimization_passes): Don't add pass_convert_to_rsqrt
3150 * config/i386/i386.c (ix86_emit_swdivsf): Change evaluation order.
3152 2009-10-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3154 * config/arm/arm.c (find_best_start): Fix type of remainder to be
3157 2009-10-29 Martin Jambor <mjambor@suse.cz>
3159 PR tree-optimization/41775
3160 * tree-sra.c (build_ref_for_offset): Unshare *expr if not NULL.
3161 (generate_subtree_copies): Do not unshare agg.
3162 (load_assign_lhs_subreplacements): Do not unshare rhs.
3163 (sra_modify_assign): Do not unshare exprs.
3164 (propagate_subacesses_accross_link): Renamed to
3165 propagate_subaccesses_across_link.
3167 2009-10-29 Richard Earnshaw <rearnsha@arm.com>
3169 * arm.c (count_insns_for_constant): Rework to support counting for
3170 thumb2 immediates as well.
3171 (find_best_start): Split out from arm_gen_constant.
3172 (arm_gen_constant): Rework to support XOR with immediate.
3174 2009-10-29 Chao-ying Fu <fu@mips.com>
3176 * config/mips/mips.c (mips_emit_unary, mips_force_unary): New
3178 (mips_expand_synci_loop): Use the length rtx to control the
3179 synci loop from the begin rtx that points to the first byte of
3182 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
3184 * doc/invoke.texi: Rename -use-linker-plugin -fuse-linker-plugin.
3186 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
3188 * dbxout.c (dbxout_common_check): Accept non public trees.
3189 * dwarf2out.c (fortran_common): Accept non public trees.
3191 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
3193 * common.opt (fuse-linker-plugin): New option.
3194 * gcc.c (LINK_COMMAND_SPEC, main): Rename use-linker-plugin to
3196 * opts.c (common_handle_option): Ignore OPT_fuse_linker_plugin.
3198 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
3200 PR rtl-optimization/39715
3201 * config/arm/arm.md (cstoresi4): Use gen_cstoresi_ltu_thumb1.
3202 (gen_cstoresi_ltu_thumb1): New splitter.
3204 2009-10-28 Richard Guenther <rguenther@suse.de>
3208 * tree-ssa.c (useless_type_conversion_p): Do not treat
3209 conversions to pointers to incomplete types as useless.
3210 * gimple.c (gimple_types_compatible_p): Compare struct tags,
3213 2009-10-28 Jakub Jelinek <jakub@redhat.com>
3215 * var-tracking.c (emit_note_insn_var_location): Don't call the second
3216 vt_expand_loc unnecessarily when location is not a register nor
3220 * ipa-struct-reorg.c (find_field_in_struct_1): Return NULL if
3221 fields don't have DECL_NAME.
3224 * builtins.c (get_builtin_sync_mem): Expand loc in ptr_mode,
3225 call convert_memory_address on addr.
3228 * config/i386/i386.c (ix86_pic_register_p): Don't call
3229 rtx_equal_for_cselib_p for VALUEs discarded as useless.
3231 2009-10-28 Richard Sandiford <rdsandiford@googlemail.com>
3233 * var-tracking.c (emit_note_insn_var_location): Get the mode of
3234 a variable part from its REG, MEM or VALUE.
3236 2009-10-28 Richard Guenther <rguenther@suse.de>
3238 * gimple.c (gimple_get_alias_set): Fix comment typo.
3240 2009-10-28 Richard Guenther <rguenther@suse.de>
3242 * tree.c (free_lang_data_in_type): Do not call get_alias_set.
3243 (free_lang_data): Unconditionally compute alias sets for all
3244 standard integer types. Bail out if gate bailed out previously.
3245 Do not reset the types_compatible_p langhook.
3246 (gate_free_lang_data): Remove.
3247 (struct pass_ipa_free_lang_data): Enable unconditionally.
3248 * gimple.c (gimple_get_alias_set): Use the same alias-set for
3251 2009-10-28 Richard Guenther <rguenther@suse.de>
3254 * tree-ssa-alias.c (refs_may_alias_p_1): Deal with CONST_DECLs
3255 (ref_maybe_used_by_call_p_1): Fix bcopy handling.
3256 (call_may_clobber_ref_p_1): Likewise.
3257 * tree-ssa-structalias.c (find_func_aliases): Likewise.
3258 * alias.c (nonoverlapping_memrefs_p): Deal with CONST_DECLs.
3260 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
3262 PR rtl-optimization/41812
3265 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3267 * df-problems.c (df_md_scratch): New.
3268 (df_md_alloc, df_md_free): Allocate/free it.
3269 (df_md_local_compute): Only include live registers in init.
3270 (df_md_transfer_function): Prune the in-set computed by
3271 the confluence function, and the gen-set too.
3273 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
3275 PR rtl-optimization/39715
3276 * combine.c (simplify_comparison): Use extensions to
3277 widen comparisons. Try an ANDing first.
3279 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
3281 PR rtl-optimization/40741
3282 * config/arm/arm.c (thumb1_rtx_costs): IOR or XOR with
3283 a small constant is cheap.
3284 * config/arm/arm.md (andsi3, iorsi3): Try to place the result of
3285 force_reg on the LHS.
3286 (xorsi3): Likewise, and split the XOR if the constant is complex
3287 and not in Thumb mode.
3289 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
3291 * expmed.c (emit_store_flag): Check costs before
3292 transforming to the opposite representation.
3294 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
3296 * config/sh/sh.md (cbranchfp4_media): Remove hack extending
3297 cstore result to DImode.
3299 2009-10-28 Kaz Kojima <kkojima@gcc.gnu.org>
3301 * config/sh/sh.md (stuff_delay_slot): Move const_int pattern
3302 inside the unspec vector.
3304 2009-10-27 Richard Henderson <rth@redhat.com>
3306 * cgraphunit.c (cgraph_optimize): Maintain timevar stack properly.
3308 2009-10-27 Richard Henderson <rth@redhat.com>
3311 * tree-eh.c (eh_region_may_contain_throw_map): Rename from
3312 eh_region_may_contain_throw; update users.
3313 (eh_region_may_contain_throw): New function.
3314 (lower_catch): Check flag_exceptions before creating exception region.
3315 (lower_eh_filter, lower_eh_must_not_throw): Likewise.
3316 (lower_cleanup): Tidy existing flag_exceptions check to match.
3318 2009-10-27 Kai Tietz <kai.tietz@onevision.com>
3321 * config/i386/mingw32.h (CHECK_EXECUTE_STACK_ENABLED): New macro.
3322 * config/i386/mingw.opt: Add fset-stack-executable.
3323 * config/i386/i386.c (ix86_trampoline_init): Make call to
3324 emit_library_call conditional, if CHECK_EXECUTE_STACK_ENABLED is
3325 defined and its value is not zero.
3328 2009-10-27 Richard Guenther <rguenther@suse.de>
3330 * tree-ssa-structalias.c (find_func_aliases): In IPA mode
3331 handle calls to externally visible functions like in regular mode.
3332 (create_variable_info_for): Do not create function infos here.
3333 (have_alias_info): Remove write-only variable.
3334 (solve_constraints): New function split out from common code
3335 in compute_points_to_sets and ipa_pta_execute.
3336 (compute_points_to_sets): Adjust.
3337 (ipa_pta_execute): Likewise. Handle clones and externally visible
3338 functions like in non-IPA mode.
3340 2009-10-27 Jakub Jelinek <jakub@redhat.com>
3343 * c-typeck.c (convert_arguments): Return -1 if any of the arguments is
3346 2009-10-27 Richard Guenther <rguenther@suse.de>
3348 * tree-complex.c (expand_complex_div_wide): Check for
3349 INTEGER_CST, not TREE_CONSTANT on comparison folding result.
3351 2009-10-27 Revital Eres <eres@il.ibm.com>
3353 PR tree-optimization/40648
3354 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
3355 Change decision of when to peel for alignment.
3357 2009-10-27 Richard Guenther <rguenther@suse.de>
3360 * gimple.c (gimple_types_compatible_p): Handle OFFSET_TYPE.
3362 2009-10-27 Aldy Hernandez <aldyh@redhat.com>
3365 * fold-const.c (fold_binary_loc): Do not call
3366 protected_set_expr_location.
3368 2009-10-27 Wei Guozhi <carrot@google.com>
3371 * target.h (have_conditional_execution): Add a new target hook
3373 * target-def.h (TARGET_HAVE_CONDITIONAL_EXECUTION): Likewise.
3374 * targhooks.h (default_have_conditional_execution): Likewise.
3375 * targhooks.c (default_have_conditional_execution): Likewise.
3376 * doc/tm.texi (TARGET_HAVE_CONDITIONAL_EXECUTION): Document it.
3377 * config/arm/arm.c (TARGET_HAVE_CONDITIONAL_EXECUTION): Define it.
3378 (arm_have_conditional_execution): New function.
3379 * ifcvt.c (noce_process_if_block, find_if_header,
3380 cond_exec_find_if_block, dead_or_predicable): Change the usage of
3381 macro HAVE_conditional_execution to a target hook call.
3382 * recog.c (peephole2_optimize): Likewise.
3383 * sched-rgn.c (add_branch_dependences): Likewise.
3384 * final.c (asm_insn_count, final_scan_insn): Likewise.
3385 * bb-reorder.c (HAVE_conditional_execution): Remove it.
3387 2009-10-26 Ben Elliston <bje@au.ibm.com>
3388 Michael Meissner <meissner@linux.vnet.ibm.com>
3389 Ulrich Weigand <uweigand@de.ibm.com>
3391 * config.gcc (spu-*-elf*): Add spu_cache.h to extra_headers.
3392 * config/spu/spu_cache.h: New file.
3394 * config/spu/cachemgr.c: New file.
3395 * config/spu/cache.S: New file.
3397 * config/spu/spu.h (ASM_OUTPUT_SYMBOL_REF): Define.
3398 (ADDR_SPACE_EA): Define.
3399 (TARGET_ADDR_SPACE_KEYWORDS): Define.
3400 * config/spu/spu.c (EAmode): New macro.
3401 (TARGET_ADDR_SPACE_POINTER_MODE): Define.
3402 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
3403 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Likewise.
3404 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
3405 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
3406 (TARGET_ADDR_SPACE_CONVERT): Likewise.
3407 (TARGET_ASM_SELECT_SECTION): Likewise.
3408 (TARGET_ASM_UNIQUE_SECTION): Likewise.
3409 (TARGET_ASM_UNALIGNED_SI_OP): Likewise.
3410 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
3411 (ea_symbol_ref): New function.
3412 (spu_legitimate_constant_p): Handle __ea qualified addresses.
3413 (spu_addr_space_legitimate_address_p): New function.
3414 (spu_addr_space_legitimize_address): Likewise.
3415 (cache_fetch): New global.
3416 (cache_fetch_dirty): Likewise.
3417 (ea_alias_set): Likewise.
3418 (ea_load_store): New function.
3419 (ea_load_store_inline): Likewise.
3420 (expand_ea_mem): Likewise.
3421 (spu_expand_mov): Handle __ea qualified memory references.
3422 (spu_addr_space_pointer_mode): New function.
3423 (spu_addr_space_address_mode): Likewise.
3424 (spu_addr_space_subset_p): Likewise.
3425 (spu_addr_space_convert): Likewise.
3426 (spu_section_type_flags): Handle "._ea" section.
3427 (spu_select_section): New function.
3428 (spu_unique_section): Likewise.
3429 * config/spu/spu-c.c (spu_cpu_cpp_builtins): Support __EA32__
3430 and __EA64__ predefined macros.
3431 * config/spu/spu-elf.h (LIB_SPEC): Handle -mcache-size= and
3432 -matomic-updates switches.
3434 * config/spu/t-spu-elf (MULTILIB_OPTIONS): Define.
3435 (EXTRA_MULTILIB_PARTS): Add libgcc_cachemgr.a,
3436 libgcc_cachemgr_nonatomic.a, libgcc_cache8k.a, libgcc_cache16k.a,
3437 libgcc_cache32k.a, libgcc_cache64k.a, libgcc_cache128k.a.
3438 ($(T)cachemgr.o, $(T)cachemgr_nonatomic.o): New target.
3439 ($(T)cache8k.o, $(T)cache16k.o, $(T)cache32k.o, $(T)cache64k.o,
3440 $(T)cache128k.o): Likewise.
3441 ($(T)libgcc_%.a): Likewise.
3443 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_ADDRESS_SPACE_CONVERSION.
3444 * config/spu/spu.opt (-mea32/-mea64): Add switches.
3445 (-maddress-space-conversion): Likewise.
3446 (-mcache-size=): Likewise.
3447 (-matomic-updates): Likewise.
3448 * doc/invoke.texi (-mea32/-mea64): Document.
3449 (-maddress-space-conversion): Likewise.
3450 (-mcache-size=): Likewise.
3451 (-matomic-updates): Likewise.
3453 2009-10-26 Ben Elliston <bje@au.ibm.com>
3454 Michael Meissner <meissner@linux.vnet.ibm.com>
3455 Ulrich Weigand <uweigand@de.ibm.com>
3457 * doc/tm.texi (TARGET_ADDR_SPACE_KEYWORDS): Document.
3459 * c-common.c (c_common_reswords): If TARGET_ADDR_SPACE_KEYWORDS is
3460 defined, add the named address space keywords.
3461 (c_addr_space_name): New function.
3462 (complete_array_type): Preserve named address space.
3463 (handle_mode_attribute): Use targetm.addr_space.valid_pointer_mode
3464 instead of targetm.valid_pointer_mode.
3466 * c-common.h (enum rid): Add RID_ADDR_SPACE_0 .. RID_ADDR_SPACE_15,
3467 RID_FIRST_ADDR_SPACE and RID_LAST_ADDR_SPACE.
3468 (ADDR_SPACE_KEYWORD): New macro.
3469 (c_addr_space_name): Add prototype.
3471 * c-tree.h (struct c_declspecs): Add address_space member.
3472 (declspecs_add_addrspace): Add prototype.
3474 * c-pretty-print.c (pp_c_type_qualifier_list): Handle address spaces.
3476 * c-parser.c (c_parse_init): Add assertion.
3477 (typedef enum c_id_kind): Add C_ID_ADDRSPACE.
3478 (c_lex_one_token): Handle address space keywords.
3479 (c_token_starts_typename): Likewise.
3480 (c_token_starts_declspecs): Likewise.
3481 (c_parser_declspecs): Likewise.
3482 (c_parser_postfix_expression_after_paren_type): Diagnose compound
3483 literal within function qualified with named address space.
3485 * c-decl.c (diagnose_mismatched_decls): Diagnose conflicting named
3486 address space qualifiers.
3487 (shadow_tag_warned): Warn about useless address space qualifiers.
3488 (quals_from_declspecs): Handle address space qualifiers.
3489 (grokdeclarator): Likewise.
3490 (build_null_declspecs): Likewise.
3491 (declspecs_add_addrspace): New function.
3493 * c-typeck.c (addr_space_superset): New function.
3494 (qualify_type): Handle named address spaces.
3495 (composite_type): Likewise.
3496 (common_pointer_type): Likewise.
3497 (comp_target_types): Likewise.
3498 (build_conditional_expr): Likewise.
3499 (handle_warn_cast_qual): Likewise.
3500 (build_c_cast): Likewise.
3501 (convert_for_assignment): Likewise.
3502 (build_binary_op): Likewise.
3503 (pointer_diff): Handle named address spaces. Use intermediate
3504 integer type of sufficient size if required.
3506 2009-10-26 Ben Elliston <bje@au.ibm.com>
3507 Michael Meissner <meissner@linux.vnet.ibm.com>
3508 Ulrich Weigand <uweigand@de.ibm.com>
3510 * doc/tm.texi (TARGET_ADDR_SPACE_POINTER_MODE): Document.
3511 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
3512 (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
3514 * target.h (struct target_def): Add pointer_mode, address_mode,
3515 and valid_pointer_mode to addr_space substructure.
3516 * target-def.h (TARGET_ADDR_SPACE_POINTER_MODE): Define.
3517 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
3518 (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
3519 (TARGET_ADDR_SPACE_HOOKS): Add them.
3520 * targhooks.c (target_default_pointer_address_modes_p): New function.
3521 * target.h (target_default_pointer_address_modes_p): Add prototype.
3522 * targhooks.c (default_addr_space_pointer_mode): New function.
3523 (default_addr_space_address_mode): Likewise.
3524 (default_addr_space_valid_pointer_mode): Likewise.
3525 * targhooks.h (default_addr_space_pointer_mode): Add prototype.
3526 (default_addr_space_address_mode): Likewise.
3527 (default_addr_space_valid_pointer_mode): Likewise.
3528 * output.h (default_valid_pointer_mode): Move to ...
3529 * targhooks.h (default_valid_pointer_mode): ... here.
3530 * varasm.c (default_valid_pointer_mode): Move to ...
3531 * targhooks.c (default_valid_pointer_mode): ... here.
3533 * varasm.c (output_constant): Use targetm.addr_space.valid_pointer_mode
3534 instead of targetm.valid_pointer_mode.
3536 * fold-const.c (fit_double_type): Use int_or_pointer_precision.
3537 * tree.c (integer_pow2p): Likewise.
3538 (tree_log2): Likewise.
3539 (tree_floor_log2): Likewise.
3540 (signed_or_unsigned_type_for): Support pointer type of different size.
3541 (int_or_pointer_precision): New function.
3542 * tree.h (int_or_pointer_precision): Add prototype.
3543 * stor-layout.c (layout_type): Set TYPE_PRECISION for offset types.
3544 * varasm.c (initializer_constant_valid_p): Use TYPE_PRECISION of
3545 incoming pointer type instead of POINTER_SIZE.
3547 * tree.c (build_pointer_type): Use appropriate pointer mode
3548 instead of ptr_mode.
3549 (build_reference_type): Likewise.
3550 * expr.c (store_expr): Likewise.
3551 (expand_expr_addr_expr): Likewise.
3552 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Likewise.
3553 * cfgexpand.c (expand_debug_expr): Likewise.
3555 * auto-inc-dec.c: Include "target.h".
3556 (try_merge): Use appropriate address mode instead of Pmode.
3557 (find_inc): Likewise.
3558 * combine.c (find_split_point): Likewise.
3559 * cselib.c (cselib_record_sets): Likewise.
3560 * dse.c (replace_inc_dec): Likewise.
3561 (canon_address): Likewise.
3562 * var-tracking.c (replace_expr_with_values): Likewise.
3563 (count_uses): Likewise.
3564 (add_uses): Likewise.
3565 (add_stores): Likewise.
3566 * emit-rtl.c: Include "target.h".
3567 (adjust_address_1): Use appropriate address mode instead of Pmode.
3568 (offset_address): Likewise.
3569 * explow.c (break_out_memory_refs): Likewise.
3570 (memory_address_addr_space): Likewise.
3571 (promote_mode): Likewise.
3572 * expr.c (move_by_pieces): Likewise.
3573 (emit_block_move_via_loop): Likewise.
3574 (store_by_pieces): Likewise.
3575 (store_by_pieces_1): Likewise.
3576 (expand_assignment): Likewise.
3577 (store_constructor): Likewise.
3578 (expand_expr_addr_expr): Likewise.
3579 (expand_expr_real_1): Likewise.
3580 * cfgexpand.c (expand_debug_expr): Likewise.
3581 * ifcvt.c (noce_try_cmove_arith): Likewise.
3582 * regcprop.c (kill_autoinc_value): Likewise.
3583 * regmove.c (try_auto_increment): Likewise.
3584 * reload.c (find_reloads): Likewise.
3585 (find_reloads_address): Likewise.
3586 (find_reloads_address_1): Likewise.
3587 * sched-deps.c: Include "target.h".
3588 (sched_analyze_1): Use appropriate address mode instead of Pmode.
3589 (sched_analyze_2): Likewise.
3590 * sel-sched-dump.c: Include "target.h".
3591 (debug_mem_addr_value): Use appropriate address mode instead of Pmode.
3592 * stor-layout.c (layout_type): Likewise.
3593 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
3594 (multiplier_allowed_in_address_p): Likewise.
3595 (get_address_cost): Likewise.
3596 * varasm.c (make_decl_rtl): Likewise.
3598 * expr.c (expand_assignment): Always convert offsets to appropriate
3600 (store_expr): Likewise.
3601 (store_constructor): Likewise.
3602 (expand_expr_real_1): Likewise.
3604 * reload.h (form_sum): Add MODE argument.
3605 * reload.c (form_sum): Add MODE argument, use it instead of Pmode.
3606 Update recursive calls.
3607 (subst_indexed_address): Update calls to form_sum.
3609 * tree-flow.h (addr_for_mem_ref): Add ADDRSPACE argument.
3610 * tree-ssa-address.c: Include "target.h".
3611 (templates): Replace by ...
3612 (mem_addr_template_list): ... this new vector.
3613 (TEMPL_IDX): Handle address space numbers.
3614 (gen_addr_rtx): Add address mode argument, use it instead of Pmode.
3615 (addr_for_mem_ref): Add ADDRSPACE argument. Use per-address-space
3616 instead of global cache. Update call to gen_addr_rtx.
3617 (valid_mem_ref_p): Update call to addr_for_mem_ref.
3618 * expr.c (expand_expr_real_1): Update call to addr_for_mem_ref.
3620 * rtl.h (convert_memory_address_addr_space): Add prototype.
3621 (convert_memory_address): Define as macro.
3622 * explow.c (convert_memory_address): Rename to ...
3623 (convert_memory_address_addr_space): ... this. Add ADDRSPACE argument.
3624 Use appropriate pointer and address modes instead of ptr_mode / Pmode.
3625 Update recursive calls.
3626 (memory_address_addr_space): Call convert_memory_address_addr_space.
3627 * expmed.c (make_tree): Likewise.
3628 * expr.c (expand_assignment): Likewise.
3629 (expand_expr_addr_expr_1): Likewise. Also, add ADDRSPACE argument.
3630 (expand_expr_addr_expr): Likewise. Also, update call.
3632 * alias.c (find_base_value): Guard pointer size optimizations.
3633 (find_base_term): Likewise.
3634 * rtlanal.c (nonzero_bits1): Likewise.
3635 (num_sign_bit_copies1): Likewise.
3636 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
3638 * Makefile.in (tree-ssa-address.o): Add $(TARGET_H) dependency.
3639 (emit-rtl.o): Likewise.
3640 (auto-inc-dec.o): Likewise.
3641 (sched-deps.o): Likewise.
3643 2009-10-26 Ben Elliston <bje@au.ibm.com>
3644 Michael Meissner <meissner@linux.vnet.ibm.com>
3645 Ulrich Weigand <uweigand@de.ibm.com>
3647 * doc/extend.texi (Named Address Spaces): New section.
3648 * coretypes.h (addr_space_t): New type.
3649 (ADDR_SPACE_GENERIC): New define.
3650 (ADDR_SPACE_GENERIC_P): New macro.
3652 * doc/tm.texi (Named Address Spaces): New section.
3653 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Document.
3654 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Document.
3655 (TARGET_ADDR_SPACE_SUBSET_P): Document.
3656 (TARGET_ADDR_SPACE_CONVERT): Document.
3657 * target.h (struct gcc_target): Add addr_space substructure.
3658 * target-def.h (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Define.
3659 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
3660 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
3661 (TARGET_ADDR_SPACE_CONVERT): Likewise.
3662 (TARGET_ADDR_SPACE_HOOKS): Likewise.
3663 (TARGET_INITIALIZER): Initialize addr_space hooks.
3664 * targhooks.c (default_addr_space_legitimate_address_p): New function.
3665 (default_addr_space_legitimize_address): Likewise.
3666 (default_addr_space_subset_p): Likewise.
3667 (default_addr_space_convert): Likewise.
3668 * targhooks.h (default_addr_space_legitimate_address_p): Add prototype.
3669 (default_addr_space_legitimize_address): Likewise.
3670 (default_addr_space_subset_p): Likewise.
3671 (default_addr_space_convert): Likewise.
3673 * doc/rtl.texi (MEM_ADDR_SPACE): Document.
3674 * rtl.h (mem_attrs): Add ADDRSPACE memory attribute.
3675 (MEM_ADDR_SPACE): New macro.
3676 * emit-rtl.c (get_mem_attrs): Add ADDRSPACE argument and set
3677 address space memory attribute.
3678 (mem_attrs_htab_hash): Handle address space memory attribute.
3679 (mem_attrs_htab_eq): Likewise.
3680 (set_mem_attributes_minus_bitpos): Likewise.
3681 (set_mem_alias_set): Likewise.
3682 (set_mem_align): Likewise.
3683 (set_mem_expr): Likewise.
3684 (set_mem_offset): Likewise.
3685 (set_mem_size): Likewise.
3686 (adjust_address_1): Likewise.
3687 (offset_address): Likewise.
3688 (widen_memoy_address): Likewise.
3689 (get_spill_slot_decl): Likewise.
3690 (set_mem_attrs_for_spill): Likewise.
3691 (set_mem_addr_space): New function.
3692 * emit-rtl.h (set_mem_addr_space): Add prototype.
3693 * print-rtl.c (print_rtx): Print address space memory attribute.
3694 * expr.c (expand_assignment): Set address space memory attribute
3695 of generated MEM RTXes as appropriate.
3696 (expand_expr_real_1): Likewise.
3697 * cfgexpand.c (expand_debug_expr): Likewise.
3698 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
3700 * tree.h (struct tree_base): Add address_space bitfield. Reduce
3701 size of "spare" bitfield.
3702 (TYPE_ADDR_SPACE): New macro.
3703 (ENCODE_QUAL_ADDR_SPACE): Likewise.
3704 (DECODE_QUAL_ADDR_SPACE): Likewise.
3705 (CLEAR_QUAL_ADDR_SPACE): Likewise.
3706 (KEEP_QUAL_ADDR_SPACE): Likewise.
3707 (TYPE_QUALS): Encode type address space.
3708 (TYPE_QUALS_NO_ADDR_SPACE): New macro.
3709 * tree.c (set_type_quals): Set type address space.
3710 (build_array_type): Inherit array address space from element type.
3711 * print-tree.c (print_node_brief): Print type address space.
3712 (print_node): Likewise.
3713 * tree-pretty-print.c (dump_generic_node): Likewise.
3715 * explow.c (memory_address): Rename to ...
3716 (memory_address_addr_space): ... this. Add ADDRSPACE argument.
3717 Use address-space aware variants of memory address routines.
3718 * recog.c (memory_address_p): Rename to ...
3719 (memory_address_addr_space_p): ... this. Add ADDSPACE argument.
3720 Use address-space aware variants of memory address routines.
3721 (offsettable_address_p): Rename to ...
3722 (offsettable_address_addr_space_p): ... this. Add ADDRSPACE argument.
3723 Use address-space aware variants of memory address routines.
3724 * reload.c (strict_memory_address_p): Rename to ...
3725 (strict_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
3726 Use address-space aware variants of memory address routines.
3727 (maybe_memory_address_p): Rename to ...
3728 (maybe_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
3729 Use address-space aware variants of memory address routines.
3730 * expr.h (memory_address_addr_space): Add prototype.
3731 (memory_address): Define as macro.
3732 * recog.h (memory_address_addr_space_p): Add prototype.
3733 (memory_address_p): Define as macro.
3734 (offsettable_address_addr_space_p): Add prototype.
3735 (offsettable_address_p): Define as macro.
3736 (strict_memory_address_addr_space_p): Add prototype.
3737 (strict_memory_address_p): Define as macro.
3739 * combine.c (find_split_point): Use address-space aware variants
3740 of memory address routines.
3741 * emit-rtl.c (operand_subword): Likewise.
3742 (change_address_1): Likewise.
3743 (adjust_address_1): Likewise.
3744 (offset_address): Likewise.
3745 * expr.c (emit_move_insn): Likewise.
3746 (expand_assignment): Likewise.
3747 (expand_expr_real_1): Likewise.
3748 * recog.c (verify_changes): Likewise.
3749 (general_operand): Likewise.
3750 (offsettable_memref_p): Likewise.
3751 (offsettable_nonstrict_memref_p): Likewise.
3752 (constrain_operands): Likewise.
3753 * reload.c (get_secondary_mem): Likewise.
3754 (find_reloads_toplev): Likewise.
3755 (find_reloads_address): Likewise.
3756 (find_reloads_subreg_address): Likewise.
3757 * reload1.c (reload): Likewise.
3758 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
3759 * rtl.h (address_cost): Add ADDRSPACE argument.
3760 * rtlanal.c (address_cost): Add ADDRSPACE argument. Use address-space
3761 aware variant of memory address routines.
3762 * loop-invariant.c (create_new_invariant): Update address_cost call.
3763 * tree-ssa-loop-ivopts.c (computation_cost): Likewise.
3764 * fwprop.c (should_replace_address): Add ADDRSPACE argument.
3765 Use address-space aware variant of memory address routines.
3766 (propagate_rtx_1): Update call to should_replace_address.
3767 * tree-flow.h (multiplier_allowed_in_address_p): Add ADDRSPACE
3769 * tree-ssa-loop-ivopts.c (multiplier_allowed_in_address_p): Add
3770 ADDRSPACE argument. Use per-address-space instead of global cache.
3771 Use address-space aware variant of memory address routines.
3772 (get_address_cost): Likewise.
3773 (get_computation_cost_at): Update calls.
3774 * tree-ssa-address.c (valid_mem_ref_p): Add ADDRSPACE argument.
3775 Use address-space aware variant of memory address routines.
3776 (create_mem_ref_raw): Update call to valid_mem_ref_p.
3777 (most_expensive_mult_to_index): Update call to
3778 multiplier_allowed_in_address_p.
3780 * dwarf2out.c (modified_type_die): Output DW_AT_address_class
3781 attribute to indicate named address spaces.
3783 * varasm.c (get_variable_section): DECLs in named address spaces
3786 * reload.c (find_reloads_address): Do not use LEGITIMIZE_RELOAD_ADDRESS
3787 for addresses in a non-generic address space.
3789 * expr.c (emit_block_move_hints): Do not use libcalls for
3790 memory in non-generic address spaces.
3791 (clear_storage_hints): Likewise.
3792 (expand_assignment): Likewise.
3794 * fold-const.c (operand_equal_p): Expressions refering to different
3795 address spaces are not equivalent.
3797 * rtl.c (rtx_equal_p_cb): MEMs refering to different address
3798 spaces are not equivalent.
3799 (rtx_equal_p): Likewise.
3800 * cse.c (exp_equiv_p): Likewise.
3801 * jump.c (rtx_renumbered_equal_p): Likewise.
3802 * reload.c (operands_match_p): Likewise.
3804 * alias.c (nonoverlapping_memrefs_p): MEMs refering to different
3805 address spaces may alias.
3806 (true_dependence): Likewise.
3807 (canon_true_dependence): Likewise.
3808 (write_dependence_p): Likewise.
3810 * dse.c (canon_address): Handle named address spaces.
3811 * ifcvt.c (noce_try_cmove_arith): Likewise.
3813 * tree.def (ADDR_SPACE_CONVERT_EXPR): New tree code.
3814 * expr.c (expand_expr_real_2): Expand ADDR_SPACE_CONVERT_EXPR.
3815 * convert.c (convert_to_pointer): Generate ADDR_SPACE_CONVERT_EXPR
3816 to handle conversions between different address spaces.
3817 * fold-const.c (fold_convert_loc): Likewise.
3818 (fold_unary_loc): Handle ADDR_SPACE_CONVERT_EXPR.
3819 * tree-pretty-print.c (dump_generic_node): Likewise.
3820 * gimple-pretty-print.c (dump_unary_rhs): Likewise.
3821 * tree-cfg.c (verify_gimple_assign_unary): Likewise.
3822 * tree-inline.c (estimate_operator_cost): Likewise.
3823 * tree-ssa.c (useless_type_conversion_p): Conversions between pointers
3824 to different address spaces are not useless.
3826 2009-10-26 Jakub Jelinek <jakub@redhat.com>
3829 * cfgcleanup.c (trivially_empty_bb_p): New function.
3830 (try_optimize_bb): Use it instead of checking BB_HEAD == BB_END.
3833 * dwarf2out.c (add_pubname, add_pubtype, generic_parameter_die,
3834 add_name_and_src_coords_attributes, gen_namespace_die,
3835 dwarf2out_set_name): Handle dwarf2_name returning NULL.
3837 2009-10-26 Nick Clifton <nickc@redhat.com>
3839 * config.gcc: Add support for RX target.
3840 * config/rx: New directory.
3841 * config/rx/constraints.md: New file.
3842 * config/rx/predicates.md: New file.
3843 * config/rx/rx.c: New file.
3844 * config/rx/rx.h: New file.
3845 * config/rx/rx.md: New file.
3846 * config/rx/rx.opt: New file.
3847 * config/rx/rx-protos.h: New file.
3848 * config/rx/t-rx: New file.
3849 * doc/extend.texi: Document RX function attributes.
3850 * doc/invoke.texi: Document RX specific command line options.
3851 * doc/contrib.texi: Document RX contribution.
3852 * doc/md.texi: Document RX constraints.
3853 * doc/install.texi: Document RX support.
3855 2009-10-26 Michael Matz <matz@suse.de>
3857 PR tree-optimization/41783
3858 * tree-ssa-alias.c (get_continuation_for_phi): Export, add a special
3859 case for simple diamonds.
3860 * tree-ssa-alias.h (get_continuation_for_phi): Declare.
3861 * tree-ssa-pre.c (translate_vuse_through_block): Add same_valid
3862 argument, use alias oracle to skip some vdefs.
3863 (phi_translate_1): Change call to above, don't allocate new
3864 value ids if they can stay the same.
3865 (compute_avail): Allow vuse walking when looking up references.
3867 2009-10-26 Richard Guenther <rguenther@suse.de>
3869 PR tree-optimization/41826
3870 * tree-ssa-structalias.c (get_constraint_for_ptr_offset): Avoid
3871 access to re-allocated vector fields.
3873 2009-10-26 Richard Guenther <rguenther@suse.de>
3875 * graphite-sese-to-poly.c (check_poly_representation): Fix
3876 compile without checking.
3878 2009-10-26 Janus Weil <janus@gcc.gnu.org>
3881 * gimple.h (tree_annotate_all_with_location): Remove prototype.
3882 * gimplify.c (tree_should_carry_location_p,
3883 tree_annotate_one_with_location,tree_annotate_all_with_location):
3884 Remove obsolete functions.
3886 2009-10-25 Kaz Kojima <kkojima@gcc.gnu.org>
3889 * config/sh/sh.md (stuff_delay_slot): Don't set T_REG in pattern.
3891 2009-10-25 Richard Guenther <rguenther@suse.de>
3893 * lto-streamer-in.c (unpack_ts_decl_common_value_fields):
3894 Stream DECL_RESTRICTED_P.
3895 * lto-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
3897 2009-10-25 Richard Sandiford <rdsandiford@googlemail.com>
3899 * config/mips/mips.c (mips_restore_gp_from_cprestore_slot): Emit
3900 a note when expanding to nothing.
3902 2009-10-25 Richard Guenther <rguenther@suse.de>
3905 * tree.c (find_decls_types_r): Deal with Java overloading
3906 BINFO_VIRTUALS for its own purpose.
3908 2009-10-24 Adam Nemet <anemet@caviumnetworks.com>
3910 * config/mips/predicates.md (hilo_operand): New predicate.
3911 * config/mips/mips.md (<u>mulsidi3_64bit): Change it to a
3912 define_insn. Correct !ISA_HAS_EXT_INS length from 24 to 28. Move
3913 splitter part from here ...:
3914 (<u>mulsidi3_64bit splitter for !ISA_HAS_EXT_INS): ... to here. Swap
3915 op0 and op4 to match the DINS case.
3916 (<u>mulsidi3_64bit splitter for ISA_HAS_EXT_INS): New splitter.
3918 2009-10-24 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3921 * avr.md (QIDI): Add new mode iterator.
3922 (sbrx_branch<mode>): Create new zero extract bit, test and jump
3923 patterns for all QI thru DI modes combinations.
3924 (sbrx_and_branch<mode>): Create new and based bit test and jump
3925 patterns for QI thru SI modes.
3926 avr.c (avr_out_sbxx_branch): Use only bit number.
3928 2009-10-24 Jan Hubicka <jh@suse.cz>
3930 * ipa-reference.c (check_call): Noreturn notrhow calls do not write
3932 (analyze_function): When analyzing noreturn nothrow call, do not
3933 compute written stats; free bitmaps of vars early if possible.
3934 (generate_summary): Only update bitmaps if computed.
3935 (propagate): Only dump bitmaps if computed.
3936 (ipa_reference_read_summary): Fix pasto.
3938 2009-10-24 Eric Botcazou <ebotcazou@adacore.com>
3940 * tree-ssa-alias.c (nonaliasing_component_refs_p): Rename into...
3941 (aliasing_component_refs_p): ...this. Return true if there is no
3942 common base and the base access types have the same alias set.
3943 (indirect_ref_may_alias_decl_p): Adjust for above renaming.
3944 (indirect_refs_may_alias_p): Likewise.
3946 2009-10-23 Joseph Myers <joseph@codesourcery.com>
3949 * c-typeck.c (c_finish_stmt_expr): Do not wrap error_mark_node in
3950 a C_MAYBE_CONST_EXPR.
3952 2009-10-23 Michael Meissner <meissner@linux.vnet.ibm.com>
3955 * config/rs6000/rs6000.c (struct machine_function): Add
3956 vsx_or_altivec_used_p to record if vector types are used.
3957 (rs6000_expand_to_rtl_hook): Rename from
3958 rs6000_alloc_sdmode_stack_slot. If VSX, check to see if there are
3959 any vector operations, so if there are, we can set VRSAVE to
3960 non-zero when only floating point vector registers are used.
3961 (TARGET_EXPAND_TO_RTL_HOOK): Use rs6000_expand_to_rtl_hook.
3962 (rs6000_check_vector_mode): Inner function to check if vector
3963 types are used in the code.
3964 (compute_vrsave_mask): If VSX, make sure VRSAVE is non-zero if
3965 vector instructions are used.
3967 * config/rs6000/rs6000.h (HARD_REGNO_CALL_PART_CLOBBERED):
3968 Indicate that VSX registers which overlap floating point
3969 registers, can't be used across a call, since the ABI only states
3970 the scalar part of the register will be saved and restored.
3972 2009-10-23 Joseph Myers <joseph@codesourcery.com>
3975 * alias.c (get_alias_set): Call langhook before returning 0 for
3976 types with structural equality.
3977 * c-common.c (c_common_get_alias_set): Use alias set of element
3978 type for arrays with structural comparison.
3980 2009-10-23 Richard Guenther <rguenther@suse.de>
3983 * cfgexpand.c (expand_call_stmt): Use gimple_has_side_effects and
3984 gimple_call_nothrow_p.
3986 2009-10-23 Richard Guenther <rguenther@suse.de>
3988 PR tree-optimization/41778
3989 * tree-ssa-pre.c (do_regular_insertion): Only insert if a
3990 redundancy along a path in the CFG we want to optimize for speed
3991 is going to be removed.
3992 (execute_pre): Do partial-PRE only if the function is to be
3993 optimized for speed.
3994 (gate_pre): Do not turn off all of PRE when not optimizing a
3997 2009-10-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3999 * builtins.c (fold_builtin_cabs): Use validate_arg().
4000 (fold_builtin_cexp): Fix if-logic.
4001 (fold_builtin_1): Check subtype for BUILT_IN_CIMAG.
4003 2009-10-22 Jeff Law <law@redhat.com>
4005 * ira-lives.c (process_single_reg_class_operands): Update the
4006 hard reg costs for all the hard registers desired by the
4007 single reg class operand.
4009 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
4011 * simplify-rtx.c (simplify_replace_fn_rtx): Add a fallback case
4012 for rtxes that aren't handled specially.
4014 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
4016 * rtl.h (shallow_copy_rtvec): Declare.
4017 * rtl.c (shallow_copy_rtvec): New function.
4018 * cselib.c (cselib_subst_to_values): Use it. Only modify an
4019 rtx field if the subrtx has changed.
4021 2009-10-22 Anatoly Sokolov <aesok@post.ru>
4023 * config/m32c/m32c.c (m32c_function_value_regno_p): New function.
4024 (m32c_function_value): Make static, add new 'outgoing' argument.
4025 (m32c_libcall_value): Make static, add new 'fun' argument.
4026 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
4027 * config/m32c/m32c.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
4028 (FUNCTION_VALUE_REGNO_P): Redefine, use m32c_function_value_regno_p.
4029 * config/m32c/m32c-protos.h (m32c_function_value_regno_p): Declare.
4030 (m32c_function_value, m32c_libcall_value): Delete declaration.
4032 2009-10-22 Diego Novillo <dnovillo@google.com>
4034 * Makefile.in (PLUGIN_HEADERS): Add output.h and IPA_UTILS_H.
4036 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
4038 * tree-cfg.c (gimple_duplicate_sese_tail): Fix typos/indentation/white
4041 2009-10-22 Richard Guenther <rguenther@suse.de>
4043 * lto-streamer.h (lto_symtab_merge_cgraph_nodes): Declare.
4044 * lto-symtab.c (struct lto_symtab_entry_def): Add node member.
4045 (lto_symtab_merge): Do not merge cgraph nodes here.
4046 (lto_symtab_resolve_can_prevail_p): Simplify.
4047 (lto_symtab_resolve_symbols): Store cgraph node.
4048 (lto_symtab_merge_decls_1): Simplify. Do not drop non-prevailing
4049 functions from the symtab.
4050 (lto_symtab_merge_cgraph_nodes_1): New function.
4051 (lto_symtab_merge_cgraph_nodes): Likewise.
4053 2009-10-22 Richard Guenther <rguenther@suse.de>
4056 * lto-streamer-out.c (lto_output_location): Stream the
4058 * lto-streamer-in.c (lto_input_location): Likewise.
4060 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
4062 * cfgloopmanip.c (duplicate_subloops): Export.
4063 * tree-parloops.c (loop_parallel_p): Dump if loop is innermost.
4064 (transform_to_exit_first_loop): Duplicate bbs starting from
4065 header up to loop->latch instead of exit->src.
4066 Initialize control variable to the correct number of iterations.
4067 (gather_scalar_reductions): Do not register double reductions.
4068 (parallelize_loops): Dump which loop is tested.
4069 Indicate whether the parallelized loop is inner or not.
4070 Remove the innermost-loop requirement.
4071 * cfgloop.h (duplicate_subloops): Export.
4072 * tree-cfg.c (add_phi_args_after_redirect): New function.
4073 (gimple_duplicate_sese_tail): Remove the no-subloops constraint.
4074 Call duplicate_subloops.
4075 Update number of iterations at the exit condition.
4076 Don't redirect nexits always to the loop exit.
4077 Redirect copied edges from latch to the loop exit.
4079 2009-10-22 Jan Hubicka <jh@suse.cz>
4081 * ipa-cp.c (ipcp_read_summary): Remove now invalid FIXME and
4083 * ipa-inline.c (cgraph_mark_inline_edge,
4084 cgraph_decide_inlining_of_small_function,
4085 cgraph_decide_inlining, inline_read_summary): Disable indirect
4086 inlining for WPA for time being.
4088 PR tree-optimize/40556
4089 * ipa-inline.c (cgraph_early_inlining): Fix iterations condition.
4091 2009-10-22 Richard Guenther <rguenther@suse.de>
4093 * lto-streamer.h (lto_symtab_clear_resolution): Remove.
4094 * lto-symtab.c (lto_symtab_clear_resolution): Likewise.
4096 2009-10-22 Jan Hubicka <jh@suse.cz>
4099 * ipa-reference.c (has_proper_scope_for_analysis): Add fixme about
4101 (check_call): Handle only indirect calls.
4102 (propagate_bits): Update comment.
4103 (write_node_summary_p): Turn bogus check to assert.
4104 (ipa_reference_write_summary): Stream calls_read_all properly.
4105 (ipa_reference_read_summary): Stream in calls_read_all properly.
4106 (read_write_all_from_decl): New function.
4107 (propagate): Handle OVERWRITABLE nodes and external calls here.
4108 * ipa-pre-const.c (check_call): In IPA mode handle indirect
4110 (analyze_function): Do not check visibility here.
4111 (add_new_function): We summary OVERWRITABLE too.
4112 (generate_summary): Stream OVERWRITABLE nodes too.
4113 (propagate): Handle external calls and OVERWRITABLE nodes here.
4114 (local_pure_const): Check visibility here.
4116 2009-10-22 Jan Hubicka <jh@suse.cz>
4118 * ipa-cp.c (ipcp_write_summary, ipcp_read_summary): New functions.
4119 (pass_ipa_cp): Register them.
4120 (ipcp_init_stage): Analyze all functions for whopr/lto.
4121 (ipcp_propagate_stage): Skip external calls.
4122 (ipcp_iterate_stage): Call ipa_update_after_lto_read if needed.
4123 * ipa-reference.c (write_node_summary_p): Fix thinko about
4125 * cgraphunit.c (ipa_passes): When in lto, ne er produce new summaries;
4126 when in ltrans, skip executing of ipa passes since everything
4127 should've been done.
4128 * ipa-inline.c (cgraph_decide_inlining): Remove FIXMEs.
4129 (inline_generate_summary): Likewise.
4130 (inline_read_summary): New function.
4131 (inline_write_summary): New function.
4132 (pass_ipa_inline): Register new hooks.
4133 * ipa-prop.c: Inlcude lto-streamer.h
4134 (ipa_edge_args_vector): Update declaration.
4135 (ipa_count_arguments, ipa_compute_jump_functions,
4136 ipa_free_edge_args_substructures): Move ipa_edge_args_vector into ggc.
4137 (ipa_write_jump_function, ipa_read_jump_function, ipa_write_node_info,
4138 ipa_read_node_info): New static functions.
4139 (ipa_prop_write_jump_functions, ipa_prop_read_jump_functions): Update.
4140 (duplicate_array): Use xmalloc.
4141 (duplicate_ggc_array): New.
4142 (ipa_edge_duplication_hook): Use it.
4143 (ipa_update_after_lto_read): New function.
4144 * ipa-prop.h (ipa_prop_write_jump_functions,
4145 ipa_prop_read_jump_functions): Declare.
4146 (ipa_pass_through_data, ipa_ancestor_jf_data, ipa_member_ptr_cst,
4147 jump_func_value, ipa_member_ptr_cst, ipa_edge_args): Add GTY markers.
4148 (ipa_edge_args_vector): Move into GGC.
4149 (ipa_check_create_edge_args): Update.
4150 (ipa_update_after_lto_read): New.
4151 * passes.c (ipa_write_summaries_1): When in wpa, do not write
4153 (ipa_read_summaries): When in ltrans, so not read summaries.
4154 * lto-streamer.c (lto_get_section_name): Add
4155 LTO_section_jump_functions.
4156 * lto-streamer.h (LTO_section_jump_functions): New section.
4157 (produce_asm): Declare.
4158 * lto-cgraph.c (output_cgraph): Output edges in reverse order.
4159 * lto-streamer-out.c (produce_asm): Export.
4160 * lto-streamer-in.c: Include tree-pass.h
4161 (input_function): Free dominance info when done.
4162 (lto_read_body): Push ipa_inline in ltrans stage.
4163 * gengtype.c (open_base_files): Add ipa-prop.h into includes.
4164 * Makefile.in (GTFILES): Add ipa-prop.h
4166 2009-10-22 Matthias Klose <doko@ubuntu.com>
4168 * doc/install.texi: Document --enable-browser-plugin.
4170 2009-10-21 Vladimir Makarov <vmakarov@redhat.com>
4172 * doc/invoke.texi (fira-loop-pressure): Update default value.
4173 * opts.c (decode_options): Remove default value setting for
4174 flag_ira_loop_pressure.
4175 * config/ia64/ia64.c (ia64_override_options): Set
4176 flag_ira_loop_pressure up for -O3.
4177 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
4179 2009-10-21 Sebastian Pop <sebastian.pop@amd.com>
4181 PR tree-optimization/41497
4182 * tree-scalar-evolution.c (analyze_evolution_in_loop): Return
4183 chrec_dont_know if the evolution function returned by follow_ssa_edge
4184 is constant in the analyzed loop and is not compatible with the
4185 initial value before the loop.
4186 * tree-chrec.h (no_evolution_in_loop_p): Call STRIP_NOPS.
4188 2009-10-21 Joseph Myers <joseph@codesourcery.com>
4190 * config/sh/sh.c (nonpic_symbol_mentioned_p): Allow UNSPEC_TPOFF.
4192 2009-10-21 Jakub Jelinek <jakub@redhat.com>
4195 * doc/invoke.texi: Document -print-multi-os-directory.
4197 2009-10-21 Jack Howarth <howarth@bromo.med.uc.edu>
4200 * gcc/config/darwin10.h: Use default_emit_unwind_label.
4201 * gcc/config/darwin.c: Disable -freorder-blocks-and-partition
4202 when darwin_emit_unwind_label is used.
4204 2009-10-21 Eric Botcazou <ebotcazou@adacore.com>
4206 * tree-vect-stmts.c (exist_non_indexing_operands_for_use_p): Tweak
4209 2009-10-20 Richard Henderson <rth@redhat.com>
4211 * tree-eh.c (lower_try_finally_copy): Do lower_eh_constructs_1
4212 before emit_post_landing_pad.
4214 2009-10-20 Adam Nemet <anemet@caviumnetworks.com>
4216 * config/mips/mips.c (mips_binary_cost): Add new argument speed.
4217 Use when calling rtx_costs.
4218 (mips_rtx_costs): Fix formatting. Use argument speed rather than the
4219 global optimize_size. Pass speed to mips_binary_cost.
4221 2009-10-20 Jakub Jelinek <jakub@redhat.com>
4223 * config/rs6000/rs6000.c (def_builtin): Set TREE_READONLY instead
4226 2009-10-20 Richard Sandiford <rdsandiford@googlemail.com>
4228 * rtl.h (simplify_replace_fn_rtx): Declare.
4229 (wrap_constant, unwrap_constant): Delete.
4230 * cfgexpand.c (unwrap_constant, wrap_constant): Delete.
4231 (expand_debug_expr): Don't call wrap_constant.
4232 * combine.c (rtx_subst_pair): Only define for AUTO_INC_DEC.
4233 (auto_adjust_pair): Fold into...
4234 (propagate_for_debug_subst): ...here. Only define for AUTO_INC_DEC.
4235 Just return a new value.
4236 (propagate_for_debug): Use simplify_replace_fn_rtx for AUTO_INC_DEC,
4237 otherwise use simplify_replace_rtx.
4238 * cselib.c (wrap_constant): Reinstate old definition.
4239 (cselib_expand_value_rtx_1): Don't wrap constants.
4240 * gcse.c (try_replace_reg): Don't use copy_rtx in the call to
4241 simplify_replace_rtx.
4242 (bypass_block): Fix formatting in calls to simplify_replace_rtx.
4243 * reload1.c (reload): Skip all uses for an insn before adjusting it.
4244 Use simplify_replace_rtx.
4245 * simplify-rtx.c (simplify_replace_fn_rtx): New function,
4247 (simplify_replace_rtx): ...here. Turn into a wrapper for
4248 simplify_replace_fn_rtx.
4249 (simplify_unary_operation): Don't unwrap CONSTs.
4250 * var-tracking.c (check_wrap_constant): Delete.
4251 (vt_expand_loc_callback): Don't call it.
4252 (vt_expand_loc): Likewise.
4254 2009-10-20 Pascal Obry <obry@adacore.com>
4255 Eric Botcazou <ebotcazou@adacore.com>
4257 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Add enclosing parens.
4259 2009-10-20 Michael Matz <matz@suse.de>
4261 * loop-invariant.c (create_new_invariant): Use different magic number.
4263 2009-10-20 Richard Earnshaw <rearnsha@arm.com>
4266 * arm.c (arm_override_options): Forcibly disable hot/cold block
4269 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
4272 * haifa-sched.c (try_ready): Skip debug deps updating speculation
4275 2009-10-20 Richard Guenther <rguenther@suse.de>
4277 * ggc-page.c: Include cfgloop.h.
4278 (struct max_alignment): Drop long double, add void *.
4279 (extra_order_size_table): Add low non-power-of-two multiples
4280 of MAX_ALIGNMENT. Drop small type-based entries, add
4281 tree_type, cgraph_node and loop.
4282 * alloc-pool.c (struct allocation_object_def): Drop long double
4285 2009-10-20 Jakub Jelinek <jakub@redhat.com>
4288 * loop-invariant.c (calculate_loop_reg_pressure): Don't count regs
4289 referenced just in DEBUG_INSNs.
4291 2009-10-20 Richard Guenther <rguenther@suse.de>
4294 * gimple.c (gimple_register_type): Make sure we register
4295 the types main variant first.
4297 2009-10-20 Richard Guenther <rguenther@suse.de>
4299 * gimple.c (gimple_types_compatible_p): Simplify. Move
4300 cheap checks before hashtable queries. Add checks for
4301 TYPE_NONALIASED_COMPONENT and DECL_NONADDRESSABLE_P.
4303 2009-10-20 Eric Botcazou <ebotcazou@adacore.com>
4305 * tree-sra.c (build_ref_for_offset_1) <RECORD_TYPE>: Skip fields
4306 without size or with size that can't be represented as a host integer.
4308 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
4310 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't regard
4311 the removal of a debug stmt as a significant change.
4313 2009-10-20 Wolfgang Gellerich <gellerich@de.ibm.com>
4315 * config/s390/s390.md: Added agen condition to operand
4316 forwarding bypasses. Added bypass for early address generation
4317 use of int results. Updated comments.
4319 2009-10-20 Stefan Dösinger <stefan@codeweavers.com>
4321 * config/i386/i386.c: Remove signal.h #include.
4323 2009-10-20 Jie Zhang <jie.zhang@analog.com>
4325 * simplify-rtx.c (simplify_const_unary_operation): Handle SS_ABS.
4326 * doc/rtl.texi: Document ss_abs.
4328 2009-10-19 Jakub Jelinek <jakub@redhat.com>
4330 * c-common.c (c_parse_error): Handle CPP_UTF8STRING.
4331 * c-lex.c (c_lex_with_flags): Likewise. Test C_LEX_STRING_NO_JOIN
4332 instead of C_LEX_RAW_STRINGS.
4333 (lex_string): Handle CPP_UTF8STRING.
4334 * c-parser.c (c_parser_postfix_expression): Likewise.
4335 * c-pragma.h (C_LEX_RAW_STRINGS): Rename to ...
4336 (C_LEX_STRING_NO_JOIN): ... this.
4338 2009-10-19 Anatoly Sokolov <aesok@post.ru>
4340 * config/cris/cris.c (cris_function_value, cris_libcall_value,
4341 cris_function_value_regno_p): New functions.
4342 (cris_promote_function_mode): Update comment.
4343 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
4344 * config/cris/cris.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
4345 (FUNCTION_VALUE_REGNO_P): Redefine, use cris_function_value_regno_p.
4346 * config/cris/cris-protos.h (cris_function_value_regno_p): Declare.
4348 2009-10-19 Jakub Jelinek <jakub@redhat.com>
4350 * unwind-dw2.c (execute_stack_op): Fix operand order for
4351 DW_OP_le, DW_OP_ge, DW_OP_lt and DW_OP_gt.
4353 2009-10-19 Eric Botcazou <ebotcazou@adacore.com>
4355 * gimple-low.c (struct lower_data): Add cannot_fallthru field.
4356 (lower_stmt) <GIMPLE_BIND>: Add comment.
4357 <GIMPLE_COND, GIMPLE_GOTO, GIMPLE_SWITCH>: Set cannot_fallthru to true
4359 <GIMPLE_RETURN>: Remove the statement if cannot_fallthru is set.
4360 Otherwise lower it and set cannot_fallthru to true.
4361 <GIMPLE_TRY>: Update cannot_fallthru for GIMPLE_TRY_FINALLY and return.
4362 <GIMPLE_CATCH, GIMPLE_EH_FILTER>: Set cannot_fallthru to false.
4363 <GIMPLE_CALL>: Set cannot_fallthru to false for BUILT_IN_SETJMP and
4364 to true for a noreturn call. Do not remove statements.
4365 <GIMPLE_OMP_PARALLEL, GIMPLE_OMP_TASK>: Set cannot_fallthru to false.
4366 Set cannot_fallthru to false on function exit.
4367 (gimple_stmt_may_fallthru) <GIMPLE_SWITCH>: Really return false.
4368 <GIMPLE_ASSIGN>: Remove.
4370 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4372 * config/s390/s390.c (s390_z10_optimize_cmp): Don't touch FP compares.
4374 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4376 * config/s390/s390.c (s390_z10_optimize_cmp): Use
4377 next/prev_active_insn to skip DEBUG_INSNs as well.
4379 2009-10-19 Joseph Myers <joseph@codesourcery.com>
4381 * config/arm/arm.c (output_move_neon): Use DImode in call to
4384 2009-10-19 Matthias Klose <doko@ubuntu.com>
4387 * config.gcc (arm*-*-linux-*eabi): Use config/t-slibgcc-libgcc.
4389 2009-10-19 Jakub Jelinek <jakub@redhat.com>
4391 * cfgexpand.c (expand_debug_expr): Fail if bitpos < 0 for non-MEM op0.
4393 2009-10-17 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
4396 * optabs.c (expand_binop): Make mode of shift count expression mode
4397 of shift count not target.
4400 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
4402 * tree-nested.c (convert_nonlocal_reference_stmt) <GIMPLE_COND>: New
4403 case. Force using values to replace references within the statement.
4404 (convert_local_reference_stmt): Likewise.
4406 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
4408 * gimple-low.c (lower_stmt) <GIMPLE_CALL>: If the call is noreturn,
4409 remove a subsequent GOTO or RETURN statement.
4411 2009-10-17 Andy Hutchinson <hutchinsonandy@aim.com>
4413 * config/avr.md (*movqi): Add zero as equally preferable constraint
4414 as general register.
4417 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
4419 * print-tree.c (print_node): Fix string for DECL_STRUCT_FUNCTION.
4421 2009-10-17 Richard Guenther <rguenther@suse.de>
4423 * lto-streamer-in.c (lto_input_location): Try to reuse previous maps.
4425 2009-10-17 Richard Guenther <rguenther@suse.de>
4427 * lto-streamer-in.c (input_gimple_stmt): Fixup FIELD_DECL
4428 operands in COMPONENT_REFs.
4430 2009-10-17 Anatoly Sokolov <aesok@post.ru>
4432 * targhooks.c (default_libcall_value): Don't use LIBCALL_VALUE macro
4433 if not defined. Change type of second argument to const_rtx.
4434 (default_function_value): Call gcc_unreachable if FUNCTION_VALUE
4436 * targhooks.h (default_libcall_value): Update prototype.
4437 * target.h (struct gcc_target): Change type of second argument of
4438 libcall_value to const_rtx.
4439 * config/arm/arm.c (arm_libcall_value): Change type of second argument
4441 (arm_libcall_uses_aapcs_base): Change type of argument to const_rtx.
4442 * doc/tm.texi (TARGET_LIBCALL_VALUE): Revise documentation.
4444 2009-10-17 Jakub Jelinek <jakub@redhat.com>
4447 * debug.h (struct gcc_debug_hooks): Add assembly_start hook.
4448 * cgraphunit.c (cgraph_optimize): Call it.
4449 * dwarf2out.c (dwarf2out_init): Move .cfi_sections printing into...
4450 (dwarf2out_assembly_start): ... here. New hook.
4451 (dwarf2out_debug_hooks): Add dwarf2out_assembly_start.
4452 * debug.c (do_nothing_debug_hooks): Do nothing for assembly_start
4454 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
4455 * sdbout.c (sdb_debug_hooks): Likewise.
4456 * vmsdbgout.c (vmsdbg_debug_hooks): Add vmsdbgout_assembly_start.
4457 (vmsdbgout_assembly_start): New hook.
4459 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
4461 * rtl.h (RTL_LOCATION): Fix typo.
4463 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
4465 * print-rtl.c (print_rtx): Print locators in asm_operands
4468 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
4471 * sched-deps.c (depl_on_debug_p): New.
4472 (attach_dep_link): Reject debug deps before nondebug deps.
4473 (add_to_deps_list): Insert debug deps after nondebug deps.
4474 (sd_lists_empty_p): Stop at first nonempty list. Disregard debug
4476 (sd_add_dep): Do not reject debug deps.
4477 (add_insn_mem_dependence): Don't count debug deps.
4478 (remove_from_deps): Likewise.
4479 (sched_analyze_2): Set up mem deps on debug insns.
4480 (sched_analyze_insn): Record reg uses for deps on debug insns.
4481 * haifa-sched.c (schedule_insn): Reset deferred debug insn. Don't
4482 try_ready nondebug insn after debug insn.
4483 * ddg.c (create_ddg_dep_from_intra_loop_link,
4484 create_ddg_dep_no_link): Don't reject debug deps.
4486 2009-10-16 Richard Guenther <rguenther@suse.de>
4488 * lto-symtab.c (merge_incomplete_and_complete_type): Remove.
4489 (maybe_merge_incomplete_and_complete_type): Likewise.
4490 (lto_symtab_merge): Do not call them. Do not warn for
4491 complete vs. incomplete compatible types.
4492 (lto_symtab_merge_decls_2): Simplify.
4493 * gimple.c (gimple_force_type_merge): Remove.
4494 (gimple_types_compatible_p): Make it static.
4495 * gimple.h (gimple_force_type_merge): Remove.
4496 (gimple_types_compatible_p): Likewise.
4498 2009-10-16 Jakub Jelinek <jakub@redhat.com>
4500 * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTRACT>: Cast
4501 DWARF2_ADDR_SIZE to int to avoid signed vs. unsigned warnings.
4503 2009-10-16 Richard Guenther <rguenther@suse.de>
4505 PR tree-optimization/41728
4506 * tree-ssa-dom.c (optimize_stmt): Mark the stmt modified
4507 if fold_stmt did anything.
4509 2009-10-16 Richard Guenther <rguenther@suse.de>
4512 * lto-streamer-in.c (lto_input_tree_ref): Revert last change.
4513 (maybe_fixup_handled_component): New function.
4514 (input_gimple_stmt): Fixup mismatched decl replacements.
4516 2009-10-16 Richard Guenther <rguenther@suse.de>
4519 * lto-streamer-out.c (lto_output_tree_ref): Handle DEBUG_EXPR_DECL
4520 the same as VAR_DECL.
4522 2009-10-16 Richard Guenther <rguenther@suse.de>
4524 * gimple.c (iterative_hash_gimple_type): For integer types
4525 also hash their minimum and maximum values and the string flag.
4526 For array types hash their domain and the string flag.
4528 2009-10-16 Richard Guenther <rguenther@suse.de>
4530 * gimple.c (gimple_types_compatible_p): Restrict completing
4531 types to record or unions. Simplify completion.
4532 Do not merge records or unions with different
4533 TYPE_STRUCTURAL_EQUALITY_P tag.
4534 (iterative_hash_gimple_type): Restrict non-recursing into
4535 pointer targets for records and unions.
4537 2009-10-15 Jakub Jelinek <jakub@redhat.com>
4540 * cfgexpand.c (expand_debug_expr): Handle CONJ_EXPR.
4541 * dwarf2out.c (mem_loc_descriptor): Don't handle
4542 POST_INT/POST_DEC/POST_MODIFY like SUBREG. For SUBREG
4543 punt if it is not lowpart subreg or if inner mode isn't
4546 2009-10-16 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4548 * config/s390/s390.c (s390_z10_optimize_cmp): Skip notes when
4549 investigating previous or next insns.
4551 2009-10-16 Eric Botcazou <ebotcazou@adacore.com>
4553 * tree-sra.c (build_ref_for_offset_1): Update comment.
4555 2009-10-16 Wolfgang Gellerich <gellerich@de.ibm.com>
4557 * config/s390/s390.md (atype): Added missing values.
4559 2009-10-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4562 * pa.md (casesi): Use sign extended index in call to gen_casesi64p.
4563 (casesi64p): Update pattern to reflect above.
4565 2009-10-15 Steve Ellcey <sje@cup.hp.com>
4567 PR rtl-optimization/41697
4568 * sel-sched-ir.h (_eligible_successor_edge_p): Check successor count.
4570 2009-10-15 Michael Meissner <meissner@linux.vnet.ibm.com>
4573 * config/rs6000/predicates.md: Update copyright year.
4574 * config/rs6000/altivec.md: Ditto.
4576 * config/rs6000/t-rs6000 (TM_H): Add rs6000-builtin.def.
4577 (MD_INCLUDES): Add a2.md.
4579 * config/rs6000/rs6000.c (rs6000_builtin_decls): Change
4580 RS6000_BUILTIN_COUNT to MAX_RS6000_BUILTINS.
4581 (builtin_classify): New static vector to classify various builtins
4582 to get the tree attributes correct.
4583 (def_builtin): Set the attributes of builtins based on what the
4584 builtin does (i.e. memory operation, floating point, saturation
4585 need special attributes, others are pure functions).
4587 * config/rs6000/rs6000.h (enum rs6000_btc): New enum to classify
4589 (enum rs6000_builtins): Include rs6000-builtin.def to define the
4590 builtins. Change the end marker to MAX_RS6000_BUILTINS from
4591 RS6000_BUILTIN_COUNT.
4592 (rs6000_builtin_decls): Change RS6000_BUILTIN_COUNT to
4593 MAX_RS6000_BUILTINS.
4595 * config/rs6000/rs6000-builtin.def: New file that combines the
4596 builtin enumeration name and attributes.
4598 2009-10-15 H.J. Lu <hongjiu.lu@intel.com>
4600 * config/i386/linux.h (ASM_SPEC): Add --32.
4602 2009-10-15 Jakub Jelinek <jakub@redhat.com>
4604 * dwarf2out.c (dwarf_tag_name): Handle DW_TAG_rvalue_reference_type
4605 and DW_TAG_template_alias.
4606 (dwarf_attr_name): Handle DW_AT_main_subprogram,
4607 DW_AT_data_bit_offset, DW_AT_const_expr, DW_AT_enum_class,
4608 DW_AT_linkage_name, DW_AT_GNU_guarded_by, DW_AT_GNU_pt_guarded_by,
4609 DW_AT_GNU_guarded, DW_AT_GNU_pt_guarded, DW_AT_GNU_locks_excluded,
4610 DW_AT_GNU_exclusive_locks_required, DW_AT_GNU_shared_locks_required
4611 and DW_AT_GNU_odr_signature.
4612 (dwarf_form_name): Handle DW_FORM_sec_offset, DW_FORM_exprloc,
4613 DW_FORM_flag_present and DW_FORM_ref_sig8.
4614 (output_signature): Only print name on the first byte.
4615 (output_die): Likewise for dw_val_class_data8.
4617 2009-10-15 Alexander Monakov <amonakov@ispras.ru>
4619 * doc/invoke.texi: Clarify that most optimizations are not enabled
4622 2009-10-15 Richard Guenther <rguenther@suse.de>
4625 * gimple.c (compare_type_names_p): Handle anonymous names
4626 differently based on new mode argument.
4627 (gimple_types_compatible_p): For structs also compare the tags.
4628 (iterative_hash_type_name): Rename to ...
4629 (iterative_hash_name): ... this. Hash all names.
4630 (iterative_hash_gimple_type): Fix hashing the struct tag of
4631 pointer targets. Hash field decl names.
4633 2009-10-15 Richard Guenther <rguenther@suse.de>
4636 * gimple.c (gimple_get_alias_set): Avoid recursing on
4637 invalid type topology.
4639 2009-10-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
4641 * config/spu/spu.c (get_branch_target): Use extract_asm_operands.
4643 2009-10-15 Richard Guenther <rguenther@suse.de>
4645 * tree.c (free_lang_data_in_decl): Free DECL_FCONTEXT.
4647 2009-10-15 Jakub Jelinek <jakub@redhat.com>
4649 * config/rs6000/option-defaults.h (OPTION_DEFAULT_SPECS): Don't
4650 add --with-tune{,-32,-64} configured default for -mtune if explicit
4653 2009-10-14 Daniel Gutson <dgutson@codesourcery.com>
4655 * config/arm/neon.md (neon_vshll_n<mode>): Checking Bounds fixed.
4657 2009-10-14 DJ Delorie <dj@redhat.com>
4659 * config/h8300/h8300.c (F): New.
4661 (h8300_emit_stack_adjustment): Call them.
4663 (h8300_push_pop): Likewise.
4664 (h8300_expand_prologue): Likewise.
4665 * config/h8300/h8300.h (DWARF2_DEBUGGING_INFO): Define.
4666 (MUST_USE_SJLJ_EXCEPTIONS): Define.
4667 (INCOMING_RETURN_ADDR_RTX): Define.
4668 (INCOMING_FRAME_SP_OFFSET): Define.
4669 (DWARF_CIE_DATA_ALIGNMENT): Define.
4671 2009-10-14 Jakub Jelinek <jakub@redhat.com>
4673 * stor-layout.c (place_field): Don't emit -Wpadded warnings for
4674 fields in builtin structs.
4675 (finalize_record_size): Likewise.
4677 2009-10-14 Richard Guenther <rguenther@suse.de>
4679 * gimple.c (gtc_ob): New global.
4680 (struct type_pair_d): Replace pointers with type UIDs.
4681 (type_pair_hash): Adjust.
4682 (type_pair_eq): Likewise.
4683 (lookup_type_pair): Likewise. Allocate from an obstack.
4684 (gimple_force_type_merge): Adjust.
4685 (gimple_types_compatible_p): Likewise.
4686 (free_gimple_type_tables): Free the obstack.
4688 2009-10-14 Jakub Jelinek <jakub@redhat.com>
4690 * tree-parloops.c (separate_decls_in_region_debug_bind): Drop debug
4691 stmts setting DEBUG_EXPR_DECLs.
4693 * cfgexpand.c (expand_debug_expr): Ignore zero-length bitfields.
4694 Don't crash if mode1 is VOIDmode.
4696 2009-09-26 Vladimir Makarov <vmakarov@redhat.com>
4698 * params.def (PARAM_IRA_LOOP_RESERVED_REGS): New.
4699 * params.h (IRA_LOOP_RESERVED_REGS): New.
4700 * tree-pass.h (pass_subregs_of_mode_init,
4701 pass_subregs_of_mode_finish): Remove.
4702 * passes.c (pass_subregs_of_mode_init,
4703 pass_subregs_of_mode_finish): Remove.
4704 (pass_reginfo_init): Move before loop optimizations.
4705 * config/i386/i386.h (STACK_REG_COVER_CLASS): Define.
4706 * common.opt (fira-loop-pressure): New.
4707 * toplev.h (flag_ira_loop_pressure): New.
4708 * rtl.h (init_subregs_of_mode, finish_subregs_of_mode): New externals.
4709 * reginfo.c (init_subregs_of_mode, finish_subregs_of_mode):
4710 Make external and void type functions.
4711 (gate_subregs_of_mode_init, pass_subregs_of_mode_init,
4712 pass_subregs_of_mode_finish): Remove.
4713 * ira-costs.c (init_costs): Call init_subregs_of_mode.
4714 * regmove.c: Include ira.h.
4715 (regmove_optimize): Call ira_set_pseudo_classes after IRA based
4716 register pressure calculation in loops.
4717 * loop-invariant.c: Include REGS_H and ira.h.
4718 (struct loop_data): New members max_reg_pressure, regs_ref, and
4720 (struct invariant): New member orig_regno.
4721 (curr_loop): New variable.
4722 (find_exits): Initialize regs_ref and regs_live.
4723 (create_new_invariant): Initialize orig_regno.
4724 (get_cover_class_and_nregs): New.
4725 (get_inv_cost): Make aregs_needed an array. Use regs_needed as an
4726 array. Add code for flag_ira_loop_pressure.
4727 (gain_for_invariant): Make new_regs an array. Add code for
4728 flag_ira_loop_pressure.
4729 (best_gain_for_invariant): Ditto.
4730 (set_move_mark): New parameter gain. Use it for debugging output.
4731 (find_invariants_to_move): Make regs_needed and new_regs an array.
4732 Add code for flag_ira_loop_pressure.
4733 (move_invariant_reg): Set up orig_regno.
4734 (move_invariants): Set up reg classes for pseudos for
4735 flag_ira_loop_pressure.
4736 (free_loop_data): Clear regs_ref and regs_live.
4737 (curr_regs_live, curr_reg_pressure, regs_set, n_regs_set,
4738 get_regno_cover_class, change_pressure, mark_regno_live,
4739 mark_regno_death, mark_reg_store, mark_reg_clobber,
4740 mark_reg_death, mark_ref_regs, calculate_loop_reg_pressure): New.
4741 (move_loop_invariants): Calculate pressure. Initialize curr_loop.
4742 * ira.c (ira): Call ira_set_pseudo_classes after IRA based
4743 register pressure calculation in loops if new regs were added.
4744 Call finish_subregs_of_mode.
4745 * opts.c (decode_options): Set up flag_ira_loop_pressure.
4746 * Makefile.in (loop-invariant.o): Add ira.h.
4748 * doc/invoke.texi (-fira-loop-pressure, ira-loop-reserved-regs):
4750 * doc/tm.texi (STACK_REG_COVER_CLASS): Describe.
4752 2009-10-14 Richard Guenther <rguenther@suse.de>
4754 * lto-symtab.c (lto_symtab_compatible): Fold in ...
4755 (lto_symtab_merge): ... here. Rewrite both to take the
4756 prevailing and a to-be-merged entry and to queue diagnostics properly.
4757 (lto_symtab_resolve_replaceable_p): New predicate for
4759 (lto_symtab_resolve_can_prevail_p): Likewise.
4760 (lto_symtab_resolve_symbols): Rewrite. Fold in code that
4761 handles merging commons by choosing the largest decl. Fold
4762 in code that gives ODR errors.
4763 (lto_symtab_merge_decls_2): Simplify a lot. Emit queued
4765 (lto_symtab_merge_decls_1): Re-structure. Deal with the
4766 case of no prevailing decl here. Diagnose mismatches
4767 in object types here. Drop all but the prevailing decls.
4768 (lto_symtab_prevailing_decl): Return the single prevailing decl.
4769 * lto-streamer-in.c (lto_input_tree_ref): Deal with
4770 VIEW_CONVERT_EXPRs in decl slots. Unshare the tree in this case.
4772 2009-10-14 Richard Guenther <rguenther@suse.de>
4775 * lto-streamer-in.c (input_bb): Replace debug stmts with
4776 nops instead of dropping them.
4778 2009-10-14 Nick Clifton <nickc@redhat.com>
4780 * gcc/doc/extended.texi: Replace the dash character with @minus{}
4781 in situations where it is being used as a minus symbol.
4782 * gcc/doc/tm.texi: Likewise.
4783 * gcc/doc/md.texi: Likewise.
4785 2009-10-14 Jakub Jelinek <jakub@redhat.com>
4787 PR preprocessor/41543
4788 * input.h (BUILTINS_LOCATION): Change to 1 from 2.
4789 Assert BUILTINS_LOCATION < RESERVED_LOCATION_COUNT.
4790 * tree.c: Include intl.h.
4791 (expand_location): Handle BUILTINS_LOCATION.
4792 * Makefile.in (tree.o): Depend on intl.h.
4795 * dwarf2out.c (dwarf2out_var_location): Always clear
4796 last_postcall_label when changing last_label.
4798 2009-10-14 Pascal Obry <obry@adacore.com>
4800 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Add -E.
4801 (process_command): Handle -E as done with -c and -S. Do not add
4802 the target executable suffix to the output file when -E is used.
4803 (main): Adjust error message accordingly.
4805 2009-10-14 Alexandre Oliva <aoliva@redhat.com>
4811 * tree.c (tree_node_structure_for_code): DEBUG_EXPR_DECL uses
4813 (tree_code_size): Likewise.
4815 2009-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4817 * builtins.c (fold_builtin_1): Support complex "arc" functions.
4818 * real.h (HAVE_mpc_arc): Define.
4820 2009-10-14 Kaz Kojima <kkojima@gcc.gnu.org>
4822 * config/sh/sh.c (TARGET_BUILTIN_DECL): Define.
4823 (struct builtin_description): Add fndecl field.
4824 (bdesc): Remove const qualifier. Update initializer.
4825 (sh_media_init_builtins): Remove const qualifier for d. Record
4826 the result of add_builtin_function to the fndecl field.
4827 (sh_builtin_decl): New.
4828 (sh_media_builtin_decl): New.
4830 2009-10-14 Hans-Peter Nilsson <hp@axis.com>
4833 * config/cris/cris.h (SECONDARY_RELOAD_CLASS): Handle reload
4834 requests between special registers.
4836 2009-10-13 Eric Botcazou <ebotcazou@adacore.com>
4838 * dwarf2out.c (mem_loc_descriptor): Accept UNGT as well.
4840 2009-10-13 Richard Henderson <rth@redhat.com>
4842 PR tree-optimization/41377
4843 * tree-eh.c (unsplit_eh): Propagate degenerate PHIs.
4844 (cleanup_empty_eh_merge_phis): New change_region parameter;
4845 pass it on to redirect_eh_edge_1. Update callers.
4846 (cleanup_empty_eh_unsplit): Don't require an existing EH label
4847 at the destination block.
4849 2009-10-13 Basile Starynkevitch <basile@starynkevitch.net>
4851 * passes.c (register_pass): Replaced gcc_unreachable by
4852 fatal_error on failure. Mentions plugins in comments & messages.
4854 2009-10-13 Jakub Jelinek <jakub@redhat.com>
4857 * rtl.h (DEBUG_EXPR_TREE_DECL): Define.
4858 * sched-vis.c (print_value): Use it.
4859 * cselib.c (cselib_hash_rtx): Likewise.
4860 * print-rtl.c (print_rtx): Likewise.
4861 * cfgexpand.c (expand_debug_rtx): Likewise.
4862 * var-tracking.c (vt_expand_loc_callback): Likewise.
4864 2009-10-13 Richard Guenther <rguenther@suse.de>
4867 * opts.c (handle_option): Split out code to handle setting
4868 the options flag var ...
4869 (set_option): ... here.
4870 * opts.h (set_option): Declare.
4871 * lto-opts.c (register_user_option_p): Include -fexceptions
4872 and all position independent code variants.
4873 (handle_common_option): Remove.
4874 (lto_reissue_options): Use set_option.
4876 2009-10-13 Martin Jambor <mjambor@suse.cz>
4878 PR tree-optimization/41661
4879 * ipa-prop.c (compute_complex_pass_through): Allow only operations
4880 that are tcc_comparisons or do not change the type in any
4882 * ipa-cp.c (ipcp_lattice_from_jfunc): Request boolean type when
4883 folding tcc_comparison operations.
4885 2009-10-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4887 * config/s390/s390.c (s390_encode_section_info): Handle BLKmode
4890 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
4896 * tree.def (DEBUG_EXPR_DECL): New.
4897 * rtl.def (DEBUG_EXPR): New.
4898 * gengtype.c (adjust_field_rtx_def): Handle it.
4899 * tree-ssa.c (propagate_var_def_into_debug_stmts): Rename to...
4900 (insert_debug_temp_for_var_def): ... this. Drop support for
4901 moving. Take iterator for def stmt; insert debug stmt before it.
4902 Scan early for use count and kind in debug stmts.
4903 (propagate_defs_into_debug_stmts): Rename to...
4904 (insert_debug_temps_for_defs): ... this. Likewise.
4905 * tree.h (DEBUG_TEMP_UID): New.
4906 * tree.c (next_debug_decl_uid): New.
4907 (make_node_stat): Count debug decls separately.
4908 (copy_node_stat): Likewise.
4909 * cfgexpand.c (expand_debug_expr): Handle DEBUG_EXPR_DECL.
4910 * var-tracking.c (dv_is_decl_p): Recognize it.
4911 (VALUE_RECURSED_INTO): Apply to DEBUG_EXPRs too.
4912 (track_expr_p): Track expanded DEBUG_EXPR_DECLs.
4913 (vt_expand_loc_callback): Expand DEBUG_EXPRs.
4914 (emit_note_insn_var_location): Don't emit notes for DEBUG_EXPR_DECLs.
4915 * cselib.c (rtx_equal_for_cselib_p): Handle DEBUG_EXPR.
4916 (cselib_hash_rtx): Likewise.
4917 (cselib_expand_value_rtx_1): Use callback for DEBUG_EXPR.
4918 * tree-ssa-operands.c (get_expr_operands): Skip DEBUG_EXPR_DECLs in
4920 * emit-rtl.c (verify_rtx_sharing): Handle DEBUG_EXPR and VALUE.
4921 (copy_rtx_if_shared_1, reset_used_flags, set_used_flags): Likewise.
4922 * rtl.c (copy_rtx): Likewise.
4923 (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_EXPR.
4924 * print-rtl.c (print_rtx): Likewise.
4925 * sched-vis.c (print_value): Likewise.
4926 (print_insn): Handle DEBUG_EXPR_DECL.
4927 * tree-dump.c (dequeue_and_dump): Likewise.
4928 * tree-pretty-print.c (dump_decl_name, dump_generic_node): Likewise.
4929 * gimple-iterator (gsi_replace): Check for same lhs.
4930 (gsi_remove): Insert debug temps.
4931 * tree-ssa-loop-im.c (rewrite_reciprocal): Replace with same lhs.
4932 (move_computations_stmt): Drop explicit propagation into debug stmts.
4933 (rewrite_bittest): Likewise. Use gsi_remove for propagation.
4934 * tree-ssa-reassoc.c (rewrite_expr_tree, linearize_expr): Likewise.
4935 * tree-ssa-sink.c (statement_sink_location): Likewise.
4936 * tree-ssa-forwprop (forward_propagate_addr_expr): Likewise.
4937 * tree-ssanames.c (release_ssa_name): Adjust for rename.
4938 * tree-flow.h: Likewise.
4939 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Don't mark
4940 debug temps without values.
4941 (eliminate_unnecessary_stmts): Don't discard just-inserted
4944 2009-10-12 Hans-Peter Nilsson <hp@axis.com>
4947 * config/cris/cris.md (andu): Check that operand 1 is one of the
4948 general registers. Fix typo in head comment.
4950 2009-10-12 Stefan Dösinger <stefan@codeweavers.com>
4952 * config/i386/i386.md (vswapmov): New.
4953 * config/i386/i386.c (ix86_handle_fndecl_attribute): New.
4954 (ix86_function_ms_hook_prologue): New.
4955 (ix86_expand_prologue): Handle ms_hook_prologue attribute.
4956 * configure.ac: Test for swap suffix support in as.
4957 * configure: Rebuild.
4959 2009-10-12 Jakub Jelinek <jakub@redhat.com>
4962 * config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
4963 paradoxical subregs to prevent partial register stalls if the inner
4964 mode is integer mode.
4966 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
4968 * config/i386/i386.md (*setcc_<mode>_2): Remove insn pattern.
4970 2009-10-12 Dodji Seketeli <dodji@redhat.com>
4973 * gcc/dwarf2out.c (template_parameter_pack_die,
4974 gen_formal_parameter_pack_die): Use add_name_and_src_coords_attributes.
4976 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
4979 * tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
4981 (maybe_register_def): Likewise. Take stmt iterator.
4982 (rewrite_update_stmt): Take stmt iterator and pass it on.
4983 (rewrite_update_enter_block): Pass stmt iterator.
4985 2009-10-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
4987 * config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
4988 (spu_builtin_decl): New function.
4990 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
4992 * config/i386/i386.md (SWIM): New mode iterator.
4993 (mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
4994 using SWIM mode iterator.
4995 (x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
4996 patterns using SWI48 mode iterator.
4997 (*x86_mov<mode>cc_0_m1_se): Macroize insn from
4998 *x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
4999 (*x86_mov<mode>cc_0_m1_neg): New insn pattern.
5000 (*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
5001 patterns using SWI248 mode iterator.
5002 * config/i386/i386.c (ix86_expand_int_movcc): Update the call to
5003 gen_x86_movdicc_0_m1_rex64 for renamed function
5005 2009-10-11 Jose Ruiz <ruiz@adacore.com>
5006 Eric Botcazou <ebotcazou@adacore.com>
5009 * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
5010 * config/sparc/sol2-unwind.h: New file.
5012 2009-10-11 Olivier Hainque <hainque@adacore.com>
5013 Eric Botcazou <ebotcazou@adacore.com>
5016 * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
5017 * config/i386/sol2-unwind.h: New file.
5019 2009-10-11 H.J. Lu <hongjiu.lu@intel.com>
5022 * config/i386/i386.md (addsi_1_zext): Get the proper second
5025 2009-10-11 Richard Sandiford <rdsandiford@googlemail.com>
5027 * simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
5028 all OLD_RTXes, not just REGs. Use copy_rtx to create the
5031 2009-10-11 Richard Guenther <rguenther@suse.de>
5033 * gimple.c (iterative_hash_type_name): Do not handle special
5036 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
5038 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
5039 (*setcc_si_1_and): Ditto.
5040 (*setcc_si_1_movzbl): Ditto.
5041 (*setcc_<mode>_2): Ditto.
5042 (*setcc_qi): Rename from *setcc_1.
5043 (*setcc_qi_slp): Rename from *setcc_2.
5045 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
5046 (*zero_extendqisi2_movzbw_and splitter): Ditto.
5048 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
5049 "if" condition, there is already assert with reload_completed present.
5051 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
5053 * plugin.c (try_init_one_plugin): Improve constness of variable err.
5055 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
5057 * doc/install.texi (Final install): Refer to
5058 http://gcc.gnu.org/bugs/ for bug reporting.
5060 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
5062 * configure.ac: Add test for dci instruction.
5063 * configure: Regenerate.
5064 * config.in: Likewise.
5065 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
5066 * doc/invoke.texi: Add cpu_type 476 and 476fp.
5067 (-mmulhw): Add 476 to description.
5068 (-mdlmzb): Likewise.
5069 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
5070 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
5071 (processor_target_table): Add 476 and 476fp entries.
5072 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
5073 (rs6000_issue_rate): Add CPU_PPC476.
5074 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
5075 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
5076 (processor_type): Add PROCESSOR_PPC476.
5077 (EXTRA_SPECS): Add asm_cpu_476 string.
5078 * config/rs6000/rs6000.md (define_attr "type"): Add isel attribute.
5079 (define_attr "cpu"): Add ppc476.
5081 Update comments for 476.
5082 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
5083 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
5084 Update copyright year.
5085 * config/rs6000/476.md: New file.
5086 * config/rs6000/40x.md: Add description for "isel" attribute.
5087 Update copyright year.
5088 * config/rs6000/440.md: Likewise.
5089 * config/rs6000/603.md: Likewise.
5090 * config/rs6000/6xx.md: Likewise.
5091 * config/rs6000/7450.md: Likewise.
5092 * config/rs6000/7xx.md: Likewise.
5093 * config/rs6000/8540.md: Likewise.
5094 * config/rs6000/cell.md: Likewise.
5095 * config/rs6000/e300c2c3.md: Likewise.
5096 * config/rs6000/e500mc.md: Likewise.
5097 * config/rs6000/mpc.md: Likewise.
5098 * config/rs6000/power4.md: Likewise.
5099 * config/rs6000/power5.md: Likewise.
5100 * config/rs6000/power6.md: Likewise.
5101 * config/rs6000/power7.md: Likewise.
5102 * config/rs6000/rios1.md: Likewise.
5103 * config/rs6000/rios2.md: Likewise.
5104 * config/rs6000/rs64.md: Likewise.
5106 2009-10-10 Richard Guenther <rguenther@suse.de>
5108 PR tree-optimization/41654
5109 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
5110 a cond expr before calling gimple_cond_set_condition_from_tree.
5111 (ifcombine_iforif): Likewise.
5113 2009-10-09 Ian Lance Taylor <iant@google.com>
5115 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
5116 * configure: Rebuild.
5118 2009-10-09 Neil Vachharajani <nvachhar@google.com>
5120 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
5123 2009-10-09 Richard Guenther <rguenther@suse.de>
5126 * target-def.h (TARGET_BUILTIN_DECL): Define.
5127 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
5128 * target.h (struct gcc_target): Add builtin_decl target hook.
5129 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
5130 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
5132 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
5133 not gcc_unreachable.
5134 (lto_output_builtin_tree): Sorry if the target does not support
5135 streaming target builtins.
5136 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
5137 (rs6000_builtin_decl): New function.
5138 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
5139 (ix86_builtin_decl): New function.
5141 2009-10-09 Jakub Jelinek <jakub@redhat.com>
5143 PR preprocessor/41445
5144 * c-ppoutput.c (do_line_change): New function.
5145 (cb_line_change): Use it.
5146 (scan_translation_unit): Call do_line_change if
5147 avoid_paste or PREV_WHITE and token location is on a different line
5148 than print.src_line.
5151 * dwarf2out.c (dwarf2out_init): Test whether
5152 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
5155 PR rtl-optimization/41646
5156 * calls.c (expand_call): For BLKmode types returned in registers
5157 avoid likely spilled hard regs in copy_blkmode_from_reg generated
5160 2009-10-09 Richard Guenther <rguenther@suse.de>
5162 PR tree-optimization/41634
5163 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
5164 we remove the correct elements.
5165 (optimize_stmt): Make sure to update stmt operands before
5166 optimizing redundancies.
5168 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5170 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
5172 2009-10-09 Richard Guenther <rguenther@suse.de>
5175 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
5177 (lto_wrapper_exit): New function.
5179 (fatal_perror): Likewise.
5180 (fork_execute): Use global args_name, do not free it.
5181 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
5182 * lto-streamer.h: Remove duplicate prototypes.
5184 2009-10-09 Richard Guenther <rguenther@suse.de>
5186 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
5187 before calling stmt_can_throw_external.
5189 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
5191 PR tree-optimization/40071
5192 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
5193 pointer if the original data reference doesn't conflict with the
5194 created vector data reference. Fix long line.
5196 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
5198 * config/i386/i386.md (any_div): New code iterator.
5199 (u): Handle div and udiv.
5201 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
5203 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
5204 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
5205 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
5206 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
5208 2009-10-08 Joseph Myers <joseph@codesourcery.com>
5210 * gcc.c (main): Remove trailing "." from diagnostics.
5212 2009-10-08 Cary Coutant <ccoutant@google.com>
5214 Add support for debugging with ICF (Identical Code Folding).
5215 * calls.c (debug.h): New #include.
5216 (emit_call_1): Call virtual_call_token debug hook.
5217 * common.opt (-fenable-icf-debug): New option.
5218 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
5219 locations in the source).
5220 (poc_label_num): New variable.
5221 (dcall_entry, vcall_entry): New typedefs.
5222 (dcall_table, vcall_table): New variables.
5223 (struct vcall_insn): New type.
5224 (vcall_insn_table): New variable.
5225 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
5226 (size_of_dcall_table): New function.
5227 (output_dcall_table): New function.
5228 (size_of_vcall_table): New function.
5229 (output_vcall_table): New function.
5230 (dwarf2out_direct_call): New function.
5231 (vcall_insn_table_hash): New function.
5232 (vcall_insn_table_eq): New function.
5233 (dwarf2out_virtual_call_token): New function.
5234 (dwarf2out_virtual_call): New function.
5235 (dwarf2out_init): Allocate new tables and sections.
5236 (prune_unused_types): Mark DIEs referenced from direct call table.
5237 (dwarf2out_finish): Output direct and virtual call tables.
5238 * final.c (final_scan_insn): Call direct_call and virtual_call
5240 * debug.h (struct gcc_debug_hooks): Add direct_call,
5241 virtual_call_token, virtual_call hooks.
5242 (debug_nothing_uid): New function.
5243 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
5244 (debug_nothing_uid): New function.
5245 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
5246 (xcoff_debug_hooks): Likewise.
5247 * sdbout.c (sdb_debug_hooks): Likewise.
5248 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
5249 * doc/invoke.texi (-fenable-icf-debug): New option.
5251 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
5254 * regmove.c (regmove_backward_pass): Replace src with dst in the
5255 debug insn, and check for dst before rather than after.
5257 2009-10-08 Janis Johnson <janis187@us.ibm.com>
5259 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
5260 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
5262 2009-10-08 Jan Hubicka <jh@suse.cz>
5265 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
5266 do not mark cgraph nodes as needed.
5267 (record_references_in_initializer): Add new only_vars parameter.
5268 * cgraph.h (record_references_in_initializer): New parameter.
5269 * varasm.c (assemble_variable): Update call.
5270 * varpool.c (varpool_analyze_pending_decls): Always look for
5273 2009-10-08 Anatoly Sokolov <aesok@post.ru>
5275 * config/avr/avr.c (last_insn_address) Remove variable.
5276 (expand_prologue): Don't initialise last_insn_address variable.
5277 (final_prescan_insn): Don't output insn size.
5278 * config/avr/avr.opt (msize): Remove switch.
5279 * doc/invoke.texi (AVR Options): Remove documentation of -msize
5282 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
5284 * combine.c (label_tick_ebb_start): Fix comment.
5285 (combine_instructions): Set label_tick and label_tick_ebb_start before
5286 calling setup_incoming_promotions. Start them from 1. Increment
5287 label_tick instead of deriving it from the BB index. Rather than
5288 comparing ticks use the block from the previous iteration to decide
5289 whether to start a new EBB. Remove empty lines before function.
5291 2009-10-08 Michael Matz <matz@suse.de>
5294 * builtins.c (fold_builtin_isascii): Use fold_build2.
5295 (fold_builtin_isdigit): Ditto.
5296 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
5297 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
5298 remove_useless_stmts_cond, remove_useless_stmts_tf,
5299 remove_useless_stmts_tc, remove_useless_stmts_bind,
5300 remove_useless_stmts_goto, remove_useless_stmts_label,
5301 remove_useless_stmts_1, remove_useless_stmts,
5302 pass_remove_useless_stmts): Remove.
5303 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
5304 * passes.c (init_optimization_passes): Don't add
5305 pass_remove_useless_stmts.
5306 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
5307 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
5309 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
5310 for static constants.
5311 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
5312 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
5314 2009-10-08 Richard Guenther <rguenther@suse.de>
5316 * gimple.c (free_gimple_type_tables): New function.
5317 * gimple.h (free_gimple_type_tables): Declare.
5319 2009-10-07 Mark Heffernan <meheff@google.com>
5321 * ipa-prop.c (ipa_print_node_params) Only print
5322 names of named arguments.
5324 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
5326 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
5327 being statically linked.
5329 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5331 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
5333 2009-10-08 Jan Hubicka <jh@suse.cz>
5336 * ipa.c (cgraph_externally_visible_p,
5337 function_and_variable_visibility,
5338 whole_program_function_and_variable_visibility): Skip non-finalized
5341 2009-10-08 Nick Clifton <nickc@redhat.com>
5343 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
5346 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
5349 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
5351 2009-10-07 Joseph Myers <joseph@codesourcery.com>
5354 * c-common.c (c_fully_fold_internal): Strip nops from the result
5355 of recursive calls to c_fully_fold_internal.
5356 (c_wrap_maybe_const): New.
5357 (c_save_expr): Use c_wrap_maybe_const.
5358 * c-common.h (c_wrap_maybe_const): Declare.
5359 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
5360 build_binary_op): Use c_wrap_maybe_const.
5362 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5364 * real.c: Fix comment to reflect actual exponent size.
5366 2009-10-08 Ben Elliston <bje@au.ibm.com>
5368 * config/rs6000/a2.md: Add FSF comment header.
5370 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
5372 * config/i386/i386.md (any_extend): New code iterator.
5373 (u, s): New code attributes.
5375 (DWIH): Rewrite as code iterator for SI and DI modes.
5376 (DWI): Rewrite as mode attribute.
5377 (dwi): New mode attribute.
5378 (di): Depend on SI mode and DI mode.
5379 (doubleint_general_operand): Remove mode attribute.
5381 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
5384 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
5385 (*sub<mode>3_doubleword): Ditto.
5387 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
5388 using SWIM248 mode iterator.
5389 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
5390 using SWI48 mode iterator.
5391 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
5392 patterns using DWIH mode iterator and any_extend code iterator.
5393 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
5394 using any_extend code iterator.
5395 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
5396 patterns using DWIH mode iterator and any_extend code iterator.
5397 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
5398 using any_extend code iterator.
5399 (<s>mul<mode>3_highpart): Macroize expander from
5400 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
5401 and any_extend code iterator.
5402 (*<s>muldi3_highpart_1): Macroize insn from
5403 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
5404 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
5405 patterns using any_extend code iterator.
5406 (*<s>mulsi3_highpart_zext): Macroize insn from
5407 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
5409 2009-10-07 Jakub Jelinek <jakub@redhat.com>
5411 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
5412 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
5413 refering to a DIE with DW_AT_const_value.
5415 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
5418 * ira-lives.c (check_and_make_def_conflict): Process all operands.
5420 2009-10-06 Jan Hubicka <jh@suse.cz>
5422 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
5425 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
5427 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
5428 *lea_2_rex64): Move before *add<mode>_1 pattern.
5430 2009-10-07 Jan Hubicka <jh@suse.cz>
5432 * collect2.c (main): Add -fno-whole-program.
5433 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
5435 2009-10-07 Jan Hubicka <jh@suse.cz>
5437 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
5438 has no address taken.
5439 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
5441 (cgraph_clone_node): Clear externally_visible flag for clones.
5442 * cgraph.h (cgraph_only_called_directly_p,
5443 cgraph_can_remove_if_no_direct_calls_p): New predicates.
5444 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
5445 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
5446 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
5447 ipcp_insert_stage): Likwise.
5448 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
5449 externally_visible flag.
5450 (verify_cgraph_node): Verify that inline clones look right.
5451 (process_function_and_variable_attributes): Do not set
5452 externally_visible flags.
5453 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
5455 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
5457 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
5458 clear externally_visible when turning into inline clones
5459 (cgraph_mark_inline_edge): Use new predicates.
5460 (cgraph_estimate_growth): Likewise.
5461 (cgraph_decide_inlining): Likewise.
5462 * ipa.c (cgraph_postorder): Likewise.
5463 (cgraph_remove_unreachable_nodes): Likewise; sanity check
5464 that inline clones are not needed.
5465 (cgraph_externally_visible_p): New predicate.
5466 (function_and_variable_visibility): Add whole_program parameter;
5467 always set externally_visible flag; handle COMDAT function
5469 (local_function_and_variable_visibility): New function.
5470 (gate_whole_program_function_and_variable_visibility): New function.
5471 (whole_program_function_and_variable_visibility): New function.
5472 (pass_ipa_whole_program_visibility): New function.
5473 * passes.c (init_optimization_passes): Add whole program visibility
5475 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
5476 not care about needed/reachable flags.
5477 * varpool.c: Include flags.h
5478 (decide_is_variable_needed): When doing LTO assume whole-program mode.
5479 (varpool_finalize_decl): When we are in LTO read-back, all variables
5481 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
5483 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5485 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
5488 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5490 * config.gcc: Don't include the makefile fragments intended for
5492 * config/s390/fixdfdi.h: File removed.
5493 * config/s390/libgcc-glibc.ver: File removed.
5494 * config/s390/s390.h: Remove the fixdfdi.h hack.
5495 * config/s390/t-crtstuff: File moved to libgcc dir.
5496 * config/s390/t-linux: Likewise.
5497 * config/s390/t-tpf: libgcc specific parts removed.
5498 * config/s390/t-linux64: Likewise.
5500 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
5502 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
5503 (lto-compress.o): Likewise.
5505 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
5508 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
5509 dllexport to class members here.
5510 (i386_pe_determine_dllimport_p): Only check static class data for
5512 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
5513 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
5514 functions for vague linkage.
5515 (i386_pe_type_dllexport_p): Fix formatting.
5516 (maybe_add_dllexport) New function.
5517 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
5520 2009-10-07 Ben Elliston <bje@au.ibm.com>
5522 * config/rs6000/a2.md: Remove duplicated lines.
5524 2009-10-07 Ben Elliston <bje@au.ibm.com>
5526 * config.gcc (powerpc*-*-*): Handle a2.
5527 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
5528 * config/rs6000/a2.md: New file.
5529 * config/rs6000/rs6000.opt (mno-update): New.
5530 (mupdate): Return to using a mask, not a var.
5531 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
5532 (enum processor_type): Add PROCESSOR_PPCA2.
5533 * config/rs6000/rs6000.c (ppca2_cost): New costs.
5534 (rs6000_override_options): Add "a2" to processor_target_table.
5535 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
5536 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
5538 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
5540 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
5541 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
5542 reference to nonexistent gen_truncxfxf2 function.
5544 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
5546 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
5547 (DWIH, g, di, doubleint_general_operand): New mode attributes.
5548 (general_operand): Handle TI mode.
5549 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
5550 using SDWIM mode iterator.
5551 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
5552 pattern from *add{di,ti}3_1 patterns and corresponding splitters
5553 using DWI mode iterator.
5554 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
5555 patterns using SWI mode iterator.
5556 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
5557 using SWI48 mode iterator.
5558 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
5559 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
5560 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
5561 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
5562 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
5563 using SDWIM mode iterator.
5564 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
5565 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
5566 using DWI mode iterator.
5567 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
5568 patterns using SWI mode iterator.
5569 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
5570 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
5571 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
5572 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
5573 patterns using plusminus code iterator.
5574 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
5575 sub<mode>3 patterns using plusminus code iterator.
5576 * config/i386/i386.c (override_options): Update the call to
5577 gen_subdi_carry_rex64 for renamed function.
5578 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
5579 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
5580 calls to instruction expanders.
5582 2009-10-06 Martin Jambor <mjambor@suse.cz>
5585 * opts.c (decode_options): Run IPA-SRA at -O2.
5587 2009-10-06 Richard Guenther <rguenther@suse.de>
5589 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
5591 2009-10-06 Tobias Burnus <burnus@net-b.de>
5594 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
5595 -flto and -fwhole-program flags can be combined.
5597 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
5600 * gcc.c (process_command): Check that -o argument was specified.
5602 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
5604 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
5606 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5608 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
5609 * doc/invoke.texi (Warning Options): Annotate allowed languages
5610 for -Wunsuffixed-float-constants.
5612 2009-10-05 Jakub Jelinek <jakub@redhat.com>
5614 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
5615 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
5616 same name and isn't the main variant.
5619 * dwarf2out.c (loc_by_reference): Removed.
5620 (dw_loc_list_1): New function.
5621 (dw_loc_list): Remove toplev argument, add want_address argument.
5622 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
5623 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
5624 want_address == 2 to dw_loc_list. For successful dw_loc_list
5625 set have_address to 1 only if want_address is not 0.
5627 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
5629 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
5630 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
5631 a code block followed by two pointers.
5632 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
5633 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
5634 (MIPS_MOVE): Likewise.
5635 (MIPS_LUI): Likewise.
5636 (MIPS_JR): Likewise.
5637 (MIPS_BAL): Likewise.
5638 (MIPS_NOP): Likewise.
5639 (mips_asm_trampoline_template): Delete.
5640 (mips_trampoline_code_size): New function.
5641 (mips_trampoline_init): Add shorter sequences for all cases
5642 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
5643 Calculate the opcodes directly, rather than copying from a template.
5644 Only flush the code part of the trampoline.
5645 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
5647 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
5649 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
5650 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
5651 (INCOMING_RETURN_ADDR_RTX): Likewise.
5652 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
5654 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
5655 with RETURN_ADDR_REGNUM.
5656 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
5657 * config/mips/mips.c (mips16_build_call_stub): Replace
5658 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
5659 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
5660 (mips_print_operand_punctuation): Likewise.
5661 (mips_frame_set): Likewise.
5662 (mips16e_output_save_restore): Likewise.
5663 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
5664 (mips_save_reg_p): Likewise.
5665 (mips_return_addr): Likewise.
5666 (mips_set_return_address): Likewise.
5667 (mips_direct_save_slot_move_p): Likewise.
5668 (mips_output_function_prologue): Likewise.
5669 (mips_restore_reg): Likewise.
5670 (mips_expand_epilogue): Likewise.
5671 (mips_epilogue_uses): Likewise.
5672 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
5673 (*mov<mode>_ra): Use it instead of a hard-coded 31.
5674 (clear_hazard_<mode>): Likewise.
5675 (call_internal): Likewise.
5676 (call_internal_direct): Likewise.
5677 (call_direct_split): Likewise.
5678 (call_value_internal): Likewise.
5679 (call_value_split): Likewise.
5680 (call_value_internal_direct): Likewise.
5681 (call_value_direct_split): Likewise.
5682 (call_value_multiple_internal): Likewise.
5683 (call_value_multiple_split): Likewise.
5685 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
5686 Jakub Jelinek <jakub@redhat.com>
5688 PR rtl-optimization/41511
5689 * combine.c (record_value_for_reg): Pass explicit values as argument
5690 to get_last_value_validate.
5691 (get_last_value_validate): Document INSN parameter.
5692 For non-readonly MEMs, assume they might have been modified if INSN
5693 was in another basic block.
5694 (get_last_value): Minor reformatting.
5696 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
5699 * final.c (asm_str_count): Split out from asm_insn_count.
5700 * rtl.h (asm_str_count): New prototype.
5701 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
5704 2009-10-05 Sriraman Tallam <tmsriram@google.com>
5706 * doc/plugins.texi: Change plugin_pass to register_pass_info.
5708 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
5709 Rafael Espindola <espindola@google.com>
5711 * gengtype.c (write_types): Moved call to write_func_for_structure
5712 into seperate loops.
5714 2009-10-05 Richard Guenther <rguenther@suse.de>
5717 * lto-cgraph.c (output_cgraph): Output toplevel asms.
5718 (input_cgraph_1): Input toplevel asms.
5720 2009-10-05 Richard Guenther <rguenther@suse.de>
5723 * lto-symtab.c (lto_compatible_attributes_p): Remove.
5724 (external_aggregate_decl_p): Likewise.
5725 (lto_symtab_compatible): Re-structure. Remove dead code.
5726 For variables ignore toplevel qualifiers when comparing types.
5727 Issue warnings, not errors for mismatched user-alignment.
5729 2009-10-05 Richard Guenther <rguenther@suse.de>
5733 * lto-symtab.c (struct lto_symtab_base_def): Remove.
5734 (struct lto_symtab_identifier_def): Likewise.
5735 (struct lto_symtab_decl_def): Likewise.
5736 (struct lto_symtab_entry_def): New.
5737 (lto_symtab_identifier_t): Rename to ...
5738 (lto_symtab_entry_t): ... this.
5739 (lto_symtab_decls): Remove.
5740 (lto_symtab_base_hash): Rename to ...
5741 (lto_symtab_entry_hash): ... this.
5742 (lto_symtab_base_eq): Rename to ...
5743 (lto_symtab_entry_eq): ... this.
5744 (lto_symtab_base_marked_p): Rename to ...
5745 (lto_symtab_entry_marked_p): ... this.
5746 (lto_symtab_identifier_marked_p): Remove.
5747 (lto_symtab_decl_marked_p): Likewise.
5748 (lto_symtab_maybe_init_hash_tables): Rename to ...
5749 (lto_symtab_maybe_init_hash_table): ... this.
5750 (lto_symtab_set_resolution_and_file_data): Remove.
5751 (lto_symtab_register_decl): New function.
5752 (lto_symtab_get_identifier): Remove.
5753 (lto_symtab_get): New function.
5754 (lto_symtab_get_resolution): Adjust.
5755 (lto_symtab_get_identifier_decl): Remove.
5756 (lto_symtab_set_identifier_decl): Likewise.
5757 (lto_symtab_merge_decl): Rename to ...
5758 (lto_symtab_merge): ... this. Rewrite.
5759 (lto_symtab_merge_var): Remove.
5760 (lto_symtab_merge_fn): Likewise.
5761 (lto_symtab_prevailing_decl): Adjust.
5762 (lto_cgraph_replace_node): New function.
5763 (lto_symtab_merge_decls_2): Likewise.
5764 (lto_symtab_merge_decls_1): Likewise.
5765 (lto_symtab_fixup_var_decls): Likewise.
5766 (lto_symtab_resolve_symbols): Likewise.
5767 (lto_symtab_merge_decls): Likewise.
5768 (lto_symtab_prevailing_decl): Adjust.
5769 (lto_symtab_get_symtab_def): Remove.
5770 (lto_symtab_get_file_data): Likewise.
5771 (lto_symtab_clear_resolution): Adjust.
5772 (lto_symtab_clear_resolution): Likewise.
5773 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
5774 (input_cgraph_1): Likewise.
5775 * lto-streamer-in.c (get_resolution): Do not provide fake
5776 symbol resolutions here.
5777 (deferred_global_decls): Remove.
5778 (lto_register_deferred_decls_in_symtab): Likewise.
5779 (lto_register_var_decl_in_symtab): Change signature, register
5780 variable via lto_symtab_register_decl.
5781 (lto_register_function_decl_in_symtab): Likewise.
5782 (lto_read_tree): Adjust.
5783 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
5784 (lto_symtab_merge_var): Likewise.
5785 (lto_symtab_merge_fn): Likewise.
5786 (lto_symtab_register_decl): Declare.
5787 (lto_symtab_merge_decls): Likewise.
5789 2009-10-05 Richard Guenther <rguenther@suse.de>
5791 PR tree-optimization/23821
5792 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
5793 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
5794 simple IV increments.
5796 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5798 * config/arm/arm.c (arm_override_options): Really initialize
5799 flag_dwarf2_cfi_asm to 0.
5801 2009-10-05 Doug Kwan <dougkwan@google.com>
5803 PR rtl-optimization/41574
5804 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
5805 floating point and we are not doing unsafe math optimizations.
5807 2009-10-03 Simon Baldwin <simonb@google.com>
5808 Cary Coutant <ccoutant@google.com>
5809 Rafael Espindola <espindola@google.com>
5810 Richard Guenther <rguenther@suse.de>
5811 Jan Hubicka <jh@suse.cz>
5812 Doug Kwan <dougkwan@google.com>
5813 H.J. Lu <hongjiu.lu@intel.com>
5814 Bill Maddox <maddox@google.com>
5815 Ryan Mansfield <rmansfield@qnx.com>
5816 Diego Novillo <dnovillo@google.com>
5817 Ollie Wild <aaw@google.com>
5818 Kenneth Zadeck <zadeck@naturalbridge.com>
5820 * lto-cgraph.c: New file.
5821 * lto-compress.c: New file.
5822 * lto-compress.h: New file.
5823 * lto-opts.c: New file.
5824 * lto-section-in.c: New file.
5825 * lto-section-out.c: New file.
5826 * lto-streamer-in.c: New file.
5827 * lto-streamer-out.c: New file.
5828 * lto-streamer.c: New file.
5829 * lto-streamer.h: New file.
5830 * lto-symtab.c: New file.
5831 * lto-wpa-fixup.c: New file.
5832 * lto-wrapper.c: New file.
5834 2009-10-03 Simon Baldwin <baldwin@google.com>
5835 Ben Elliston <bje@au.ibm.com>
5836 Rafael Espindola <espindola@google.com>
5837 Nathan Froyd <froydnj@codesourcery.com>
5838 Jan Hubicka <jh@suse.cz>
5839 Doug Kwan <dougkwan@google.com>
5840 Diego Novillo <dnovillo@google.com>
5841 Kenneth Zadeck <zadeck@naturalbridge.com>
5843 * Makefile.in (enable_lto): New.
5844 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
5845 (LINKER_PLUGIN_API_H): Define.
5846 (LTO_SYMTAB_H): Define.
5847 (LTO_STREAMER_H): Define.
5848 (TREE_VECTORIZER_H): Define.
5849 (INCLUDES): Add LIBELFINC.
5850 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
5851 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
5852 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
5853 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
5854 (native): Add lto-wrapper$(exeext)
5855 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
5856 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
5857 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
5858 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
5859 (varasm.o): Add dependency on tree-iterator.h.
5860 (cgraph.o): Add dependency on cif-code.def.
5861 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
5862 (ipa-pure-const.o): Likewise.
5863 (GTFILES): Add lto-symtab.c.
5864 (install-lto-wrapper): New.
5865 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
5866 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
5867 * config.in: Regenerate.
5869 2009-10-03 Rafael Espindola <espindola@google.com>
5870 Diego Novillo <dnovillo@google.com>
5872 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
5873 ipa_write_summaries.
5874 Call execute_ipa_summary_passes for all_regular_ipa_passes and
5876 (cgraph_optimize): Make extern.
5878 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
5879 Kenneth Zadeck <zadeck@naturalbridge.com>
5881 * toplev.c (in_lto_p): Declare.
5882 * collect2.c (scan_prog_file): Read all the output when reading
5883 information for LTO.
5884 (enum lto_mode_d): Declare.
5886 2009-10-03 Richard Guenther <rguenther@suse.de>
5887 Diego Novillo <dnovillo@google.com>
5889 * gimple.c: Include target.h and alias.h.
5890 (gimple_types): Declare.
5891 (type_hash_cache): Declare.
5892 (gimple_alloc_stat): Make extern.
5893 (gimple_build_eh_must_not_throw): Call
5894 gimple_eh_must_not_throw_set_fndecl.
5895 (struct type_pair_d): Declare.
5896 (type_pair_t): Declare.
5897 (type_pair_hash): New.
5898 (type_pair_eq): New.
5899 (lookup_type_pair): New.
5900 (gimple_force_type_merge): New.
5901 (compare_type_names_p): New.
5902 (compare_field_offset): New.
5903 (gimple_types_compatible_p): New.
5904 (struct sccs): Declare.
5905 (next_dfs_num): Declare.
5906 (iterative_hash_gimple_type): New.
5908 (iterative_hash_type_name): New.
5909 (iterative_hash_gimple_type): New.
5910 (gimple_type_hash): New.
5911 (gimple_type_eq): New.
5912 (gimple_register_type): New.
5913 (print_gimple_types_stats): New.
5914 (gimple_signed_or_unsigned_type): New.
5915 (gimple_unsigned_type): New.
5916 (gimple_signed_type): New.
5917 (gimple_get_alias_set): New.
5918 (gimple_decl_printable_name): Do not use DMGL_TYPES.
5919 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
5920 (gimple_force_type_merge): Declare.
5921 (gimple_types_compatible_p): Declare.
5922 (gimple_register_type): Declare.
5923 (print_gimple_types_stats): Declare.
5924 (gimple_unsigned_type): Declare.
5925 (gimple_signed_type): Declare.
5926 (gimple_get_alias_set): Declare.
5927 (gimple_eh_must_not_throw_set_fndecl): New.
5929 2009-10-03 Jan Hubicka <jh@suse.cz>
5930 Kenneth Zadeck <zadeck@naturalbridge.com>
5932 * ipa-pure-const.c: Include lto-streamer.h.
5933 (register_hooks): Factor out of ...
5934 (generate_summary): ... here.
5935 (pure_const_write_summary): New.
5936 (pure_const_read_summary): New.
5937 (pass_ipa_pure_const): Add pure_const_write_summary and
5938 pure_const_read_summary.
5939 * ipa-reference.c: Include lto-streamer.h.
5940 (add_new_function): New.
5941 (remove_node_data): New.
5942 (duplicate_node_data): New.
5943 (ipa_init): Guard against multiple calls.
5944 Move hook setup from analyze_function.
5945 (write_node_summary_p): New.
5946 (ipa_reference_write_summary): New.
5947 (ipa_reference_read_summary): New.
5948 (pass_ipa_reference): Add ipa_reference_write_summary and
5949 ipa_reference_read_summary.
5950 * cgraph.h (cgraph_local_info): Add field lto_file_data.
5951 (struct cgraph_edge): Add fields lto_stmt_uid and
5952 call_stmt_cannot_inline_p.
5953 (cgraph_optimize): Declare.
5954 (cgraph_decide_is_function_needed): Declare.
5955 (reset_inline_failed): Declare.
5956 (enum LTO_cgraph_tags): Declare.
5957 (LTO_cgraph_tag_names): Declare.
5958 (LCC_NOT_FOUND): Define.
5960 2009-10-03 Doug Kwan <dougkwan@google.com>
5961 Rafael Espindola <espindola@google.com>
5962 Jan Hubicka <jh@suse.cz>
5963 Diego Novillo <dnovillo@google.com>
5964 Kenneth Zadeck <zadeck@naturalbridge.com>
5966 * passes.c (all_regular_ipa_passes): New.
5967 (all_ipa_passes): Rename to all_small_ipa_passes.
5968 (init_optimization_passes): Init all_regular_ipa_passes.
5969 * tree-pass.h (all_regular_ipa_passes): New.
5970 (all_ipa_passes): Rename to all_small_ipa_passes.
5971 * passes.c (all_lto_gen_passes): New.
5972 (init_optimization_passes): Initialize all_lto_gen_passes.
5973 (execute_ipa_summary_passes): Make non-static.
5974 (ipa_write_summaries_1): New.
5975 (ipa_write_summaries_2): New.
5976 (ipa_write_summaries): New.
5977 (ipa_write_summaries_of_cgraph_node_set): New.
5978 (ipa_read_summaries_1): New.
5979 (ipa_read_summaries): New.
5980 (execute_ipa_pass_list): Call cgraph_process_new_functions.
5981 (execute_regular_ipa_pass_list): Remove.
5982 (init_optimization_passes): Schedule
5983 pass_rebuild_cgraph_edges and pass_early_inline outside
5984 of pass_all_early_optimizations. Document reason.
5985 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
5986 pass_ipa_lto_finish_out): New pass.
5987 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
5988 (execute_all_ipa_transforms): New.
5989 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
5990 (dump_properties, debug_properties): New.
5991 * tree-optimize.c (gate_all_early_local_passes): Return
5992 false if we are in lto1.
5993 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
5994 * tree-pass.h (execute_all_ipa_transforms): Declare.
5995 (pass_ipa_function_and_variable_visibility): Declare.
5996 (pass_ipa_early_inline): Declare.
5997 (pass_ipa_lto_gimple_out): Declare.
5998 (pass_ipa_lto_wpa_fixup): Declare.
5999 (pass_ipa_lto_finish_out): Declare.
6000 (all_small_ipa_passes, all_regular_ipa_passes,
6001 all_lto_gen_passes): Declare.
6002 (execute_ipa_summary_passes): Declare.
6003 (execute_all_ipa_transforms): Declare.
6004 (ipa_write_summaries): Declare
6005 (ipa_write_summaries_of_cgraph_node_set): Declare.
6006 (ipa_read_summaries): Declare.
6008 2009-10-03 Doug Kwan <dougkwan@google.com>
6009 Ollie Wild <aaw@google.com>
6011 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
6013 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
6014 (lto_mode): New variable.
6015 (maybe_run_lto_and_relink): Handle the -fwpa option.
6016 (main): Handle the -fwpa option.
6017 (maybe_unlink_list): New function.
6018 * gcc.c (link_lto_options): Replace -flto with -fwpa.
6019 * common.opt (flto): New flag.
6020 * toplev.c (flag_generate_lto): Declare.
6022 2009-10-03 Simon Baldwin <simonb@google.com>
6024 * common.opt (flto-compression-level): New flag.
6026 * opts.c: Include lto-opts.h.
6027 (handle_option): Call lto_register_user_option for each
6028 valid option handled.
6029 (decode_options): Clear registered options before the options
6032 2009-10-03 Cary Coutant <ccoutant@google.com>
6034 * collect2.c (is_elf): New function.
6035 (scan_prog_file): Require LTO object to be in ELF format.
6037 2009-10-03 Rafael Espindola <espindola@google.com>
6039 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
6040 libgcc to the linker.
6042 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
6044 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
6045 (collect_execute): Add flags argument. Pass flags to pex_run. Update
6047 * collect2.h (collect_execute): Add flags argument.
6048 * tlink.c (tlink_execute): Update call to collect_execute.
6049 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
6050 (use_linker_plugin): New.
6051 (use_linker_plugin_spec_function): New.
6052 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
6053 (linker_plugin_file_spec): New.
6054 (lto_wrapper_spec): New.
6055 (lto_gcc_spec): New.
6056 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
6057 (static_spec_functions): Add use-linker-plugin.
6058 (process_command): Handle -use-linker-plugin.
6059 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
6060 linker_plugin_file_spec and lto_gcc_spec.
6061 (use_linker_plugin_spec_function): New.
6063 2009-10-03 Richard Guenther <rguenther@suse.de>
6067 * tree.h (is_lang_specific): Include LANG_TYPE.
6068 * tree.c (find_decls_types_r): Manually add interesting parts
6069 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
6071 * gimple.c (type_pair_hash): Make symmetric.
6072 (type_pair_eq): Likewise.
6073 (lookup_type_pair): Increase initial hashtable size.
6074 (gimple_force_type_merge): Rely on type-pair symmetry.
6075 (visit): Remove excessive checking code.
6076 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
6077 (gimple_register_type): Remove getenv calls, shrink initial
6081 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
6082 inline functions if not generating lto output.
6085 * toplev.c (finalize): In WPA mode remove the asm file.
6087 2009-10-03 Doug Kwan <dougkwan@google.com>
6089 * ipa-inline.c (cgraph_mark_inline): Check
6090 edge->call_stmt_cannot_inline_p instead of calling
6091 gimple_call_cannot_inline_p.
6092 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
6093 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
6094 (inline_generate_summary): Do nothing in LTRANS.
6095 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
6096 exists before calling gimple_call_cannot_inline_p.
6097 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
6098 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
6099 Update new_edge->lto_stmt_uid.
6100 * cgraphbuild.c (reset_inline_failed): New.
6102 * common.opt (fwpa): New flag.
6103 (fltrans): New option.
6104 * gcc.c (gcc_lto_option_t): New type.
6105 (current_lto_option): New variable.
6106 (lto_single_spec_function): Remove and is replaced by ..
6107 (lto_option_spec_function): New function.
6108 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
6109 passing the -flto flag.
6110 (cc1_options): Separate non-LTO related parts into ..
6111 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
6112 (lto1_options): New spec for lto FE.
6113 (link_lto_options): New spec for handling LTO flags in linker.
6114 (invoke_lto_single): Re-format to fit in 80 column. Replace
6115 lto-single with lto-option.
6116 (static_specs): Add cc1_non_lto_options, lto1_options and
6118 (static_spec_function): Replace lto-single with lto-option.
6119 (process_command): Handle -flto, -fwpa and -fltran by setting
6120 current_lto_option and not passing it to subprocess unconditionally.
6122 2009-10-03 Bill Maddox <maddox@google.com>
6124 Add `gcc' driver support for link-time code generation (LTO).
6126 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
6127 (lto_flag, lto_objects, lto_o_file): New variables.
6128 (struct lto_object, struct lto_object_list): New structures.
6129 (collect_exit, handler): Remove LTO temporary output file on exit.
6130 (add_lto_object): New function.
6131 (maybe_run_lto_and_relink): New function. Perform link time code
6132 generation and relinking for object files containing LTO information.
6133 (main): Invoke maybe_run_lto_and_relink().
6134 (dump_argv): New function. For debugging, currently disabled.
6135 (scan_prog_file): Add LTO information pass.
6136 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
6138 * toplev.c (compile_file): Emit assembler directive to create
6139 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
6141 2009-10-03 Diego Novillo <dnovillo@google.com>
6143 * c.opt: Add LTO to warn_abi and warn_psabi.
6145 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
6146 inline function. Ignore language-specific nodes. Update all users.
6147 (find_decls_types_r): Do not traverse the subtrees of
6148 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
6149 * tree.h (is_lang_specific): New.
6150 * langhooks.h (struct lang_hooks_for_decls): Remove
6151 may_need_assembler_name_p. Update all users.
6153 * c-common.c (set_builtin_user_assembler_name): Move ...
6154 * builtins.c (set_builtin_user_assembler_name): ... here.
6155 (is_builtin_name): Add comment
6156 (is_builtin_fn): New.
6157 * except.c (output_ttype): Only call
6158 lookup_type_for_runtime if TYPE is not a runtime type.
6160 * passes.c (register_pass): Call position_pass on
6161 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
6162 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
6163 (TV_IPA_LTO_DECL_IO): Define.
6164 (TV_IPA_LTO_CGRAPH_IO): Define.
6166 (TV_WHOPR_WPA): Define.
6167 (TV_WHOPR_WPA_IO): Define.
6168 (TV_WHOPR_LTRANS): Define.
6169 (TV_WHOPR_WPA_FIXUP): Define.
6170 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
6171 * tree-cfg.c (tree_node_can_be_shared): Make extern.
6172 * tree-flow.h (tree_node_can_be_shared): Declare.
6173 * tree-inline.c (tree_can_inline_p): Check that E has a
6174 statement associated with it.
6175 * tree.c (free_lang_data_in_binf): Factor out of ...
6176 (free_lang_data_in_type): ... here.
6177 Call RECORD_OR_UNION_TYPE_P.
6178 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
6179 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
6180 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
6181 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
6182 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
6183 (gate_free_lang_data): Return true if flag_generate_lto is set.
6184 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
6185 * c-common.h (set_builtin_user_assembler_name): Move ...
6186 * tree.h (set_builtin_user_assembler_name): ... here.
6188 * common.opt (flto-report): New flag.
6189 * opts.c (complain_wrong_lang): Do not complain if running lto1.
6190 * collect2.c (scan_prog_file): Send the error output of
6191 'nm' to HOST_BIT_BUCKET.
6193 2009-10-03 Ollie Wild <aaw@google.com>
6195 * langhooks-def.h (lhd_begin_section): New function declaration.
6196 (lhd_write_section): New function declaration.
6197 (lhd_end_section): New function declaration.
6198 (LANG_HOOKS_BEGIN_SECTION): New macro.
6199 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
6200 (LANG_HOOKS_END_SECTION): New macro.
6201 (LANG_HOOKS_LTO): New macro.
6202 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
6203 * langhooks.c (output.h): Add include.
6204 (saved_section): New static variable.
6205 (lhd_begin_section): New function.
6206 (lhd_write_section_data): New function.
6207 (lhd_end_section): New function.
6208 * langhooks.h (struct lang_hooks_for_lto): New structure.
6209 (struct lang_hooks): Add member lto.
6210 * Makefile.in (langhooks.o): Add dependency on output.h.
6212 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
6214 2009-10-03 Richard Guenther <rguenther@suse.de>
6216 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
6219 2009-10-03 Simon Baldwin <simonb@google.com>
6220 Richard Guenther <rguenther@suse.de>
6221 Janis Johnson <janis187@us.ibm.com>
6222 Doug Kwan <dougkwan@google.com>
6223 Diego Novillo <dnovillo@google.com>
6224 Ramana Radhakrishnan <ramana.r@gmail.com>
6225 Ollie Wild <aaw@google.com>
6227 * doc/install.texi: Add documentation for libelf and --enable-lto.
6228 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
6229 -flto-report, -flto-compression-level and -use-linker-plugin.
6230 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
6231 Add section for LTO Testing.
6233 2009-10-02 Cary Coutant <ccoutant@google.com>
6235 Add support for comdat type sections for DWARF v4.
6236 Merge from dwarf4 branch.
6238 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
6239 (dw_die_ref): Define vector type.
6240 (enum dw_val_class): Add dw_val_class_data8.
6241 (struct dw_val_struct): Add v.val_data8.
6242 (comdat_type_node_ref): New type.
6243 (struct die_struct): Move die_symbol into a union; add new field
6244 die_type_node. Change all uses.
6245 (comdat_type_node): New type.
6246 (skeleton_chain_node): New type.
6247 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
6248 (comdat_type_list): New variable.
6249 (dwarf_tag_name): Add DW_TAG_type_unit.
6250 (dwarf_attr_name): Add DW_AT_signature.
6251 (add_AT_data8): New function.
6252 (replace_child): New function.
6253 (move_all_children): New function.
6254 (print_signature): New function.
6255 (print_die): Print signature information; add dw_val_class_data8.
6256 (attr_checksum): Support dw_val_class_data8.
6257 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
6258 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
6259 (checksum_sleb128, checksum_uleb128): New functions.
6260 (checksum_die_context): New function.
6261 (loc_checksum_ordered): New function.
6262 (attr_checksum_ordered): New function.
6263 (struct checksum_attributes): New structure.
6264 (collect_checksum_attributes): New function.
6265 (die_checksum_ordered): New function.
6266 (generate_type_signature): New function.
6267 (same_dw_val_p): Add dw_val_class_data8.
6268 (is_symbol_die): Use new is_declaration_die function.
6269 (is_declaration_die): New function.
6270 (should_move_die_to_comdat): New function.
6271 (clone_die): New function.
6272 (clone_tree): New function.
6273 (clone_as_declaration): New function.
6274 (copy_declaration_context): New function.
6275 (generate_skeleton_ancestor_tree): New function.
6276 (generate_skeleton_bottom_up): New function.
6277 (generate_skeleton): New function.
6278 (remove_child_or_replace_with_skeleton): New function.
6279 (break_out_comdat_types): New function.
6280 (struct decl_table_entry): New type.
6281 (htab_decl_hash): New function.
6282 (htab_decl_eq): New function.
6283 (htab_decl_del): New function.
6284 (copy_ancestor_tree): New function.
6285 (copy_decls_walk): New function.
6286 (copy_decls_for_unworthy_types): New function.
6287 (build_abbrev_table): Don't assert on missing die_symbol when doing
6288 comdat type sections.
6289 (size_of_die): Use DW_FORM_sig8 for external references. Add
6291 (unmark_dies): Don't assert for unmarked dies when doing comdat
6293 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
6294 (output_signature): New function.
6295 (output_die): Likewise.
6296 (output_compilation_unit_header): Mark output as DWARF version 3
6297 even if generating DWARF 4.
6298 (output_comdat_type_unit): New function.
6299 (output_line_info): Mark output as DWARF version 3 even if generating
6301 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
6303 (dwarf2out_end_source_file): Likewise.
6304 (prune_unused_types_walk_attribs): Don't follow references into
6305 comdat type sections.
6306 (prune_unused_types_mark): When generating type units, do not mark
6307 children of non-defining declarations of types; do mark children of
6309 (prune_unused_types): Process comdat type sections.
6310 (htab_ct_hash): New function.
6311 (htab_ct_eq): New function.
6312 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
6313 Add a pointer to the line table from type unit entries so
6314 DW_AT_decl_file has meaning.
6315 * varasm.c (default_elf_asm_named_section): Use identifier name as
6316 comdat key instead of lang hook.
6318 2009-10-02 Neil Vachharajani <nvachhar@google.com>
6320 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
6322 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
6324 * config/i386/i386.md (SWIM248): New mode iterator.
6325 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
6326 divmodhi4 patterns using SWIM248 macro.
6327 (*divmod<mode>4): Macroize insn_and_split pattern from
6328 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
6329 and their corresponding splitters usign SWIM248 macro. Split SImode
6330 insn to generate cltd and DImode insn to generate cqto instead of
6331 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
6332 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
6333 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
6334 *divmodsi_noext patterns using SWIM248 macro.
6335 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
6336 udivmodhi4 patterns using SWIM248 macro.
6337 (*udivmod<mode>4): Macroize insn_and_split pattern from
6338 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
6339 corresponding splitters using SWIM248 macro.
6340 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
6341 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
6343 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
6345 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
6346 of zero-sized element is zero-sized regardless of its extent.
6348 2009-10-02 Jakub Jelinek <jakub@redhat.com>
6351 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
6352 * configure: Regenerated.
6353 * config.in: Regenerated.
6354 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
6355 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
6356 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
6357 not emitting .eh_frame, emit .cfi_sections .debug_frame
6362 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
6363 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
6365 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
6366 vars use DECL_RTL with resetting it back to NULL afterwards.
6367 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
6368 rtx_equal_p instead of asserting it is a SYMBOL_REF.
6369 (value_format): For dw_val_class_addr only use DW_FORM_addr if
6370 the attribute type allows it, otherwise use DW_FORM_dataN.
6371 (mem_loc_descriptor): Handle CONST_STRING.
6372 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
6373 Handle MEM with CONST_STRING address using add_AT_string.
6374 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
6375 CONST_STRING for const arrays initialized with a string literal.
6376 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
6377 (dwarf2out_finish): Call resolve_addr.
6379 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
6380 Maxim Kuvyrkov <maxim@codesourcery.com>
6382 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
6384 2009-10-02 Nick Clifton <nickc@redhat.com>
6386 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
6387 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
6389 2009-10-01 Jan Hubicka <jh@suse.cz>
6391 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
6392 (cgraph_create_virtual_clone): Just pass redirect_callers
6394 * cgraph.h (cgraph_clone_node): Update prototype.
6395 * ipa-pure-const.c (self_recursive_p): New function.
6396 (propagate): Use it.
6397 * ipa-inline.c (cgraph_clone_inlined_nodes,
6398 cgraph_decide_recursive_inlining): Update.
6400 2009-10-01 David Daney <ddaney@caviumnetworks.com>
6402 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
6403 instructions for TARGET_OCTEON.
6405 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6407 * config/arm/arm.c (arm_override_options): Turn off
6408 flag_dwarf2_cfi_asm for AAPCS variants.
6410 2009-10-01 Martin Jambor <mjambor@suse.cz>
6413 * tree-sra.c (convert_callers): Do not call
6414 compute_inline_parameters on one caller more than once.
6416 2009-10-01 Nick Clifton <nickc@redhat.com>
6418 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
6419 an empty string if not already defined.
6421 2009-10-01 Martin Jambor <mjambor@suse.cz>
6424 * tree-sra.c (is_va_list_type): New function.
6425 (find_var_candidates): Call is_va_list_type.
6426 (find_param_candidates): Check that the type or the type pointed
6427 to are not va_list types.
6429 2009-10-01 Martin Jambor <mjambor@suse.cz>
6432 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
6433 DECL_ARTIFICIAL (param_decl) is true.
6435 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
6437 * tree.h (tree_decl_common::lang_flag_8): New.
6438 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
6440 * c-common.h (RID_CONSTEXPR): New.
6442 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
6444 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
6445 Use ref-all pointers.
6446 (alpha_gimplify_va_arg): Ditto.
6448 2009-09-30 Jakub Jelinek <jakub@redhat.com>
6451 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
6452 before insn counting loop now that BB_END (bb) is counted. Ensure
6453 the return value isn't zero.
6455 2009-09-30 Nick Clifton <nickc@redhat.com>
6457 * config.gcc (sh-symbianelf): Replace definition of extra_objs
6458 with separate definitions of c_target_objs and cxx_target_objs.
6459 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
6461 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
6462 sh_symbian_import_export_class.
6463 * config/sh/sh-protos.h: Fix names of exported symbian functions.
6464 * config/sh/symbian.c: Delete, moving code into...
6465 * config/sh/symbian-base.c: ... here
6466 * config/sh/symbian-c.c: ... and here
6467 * config/sh/symbian-cxx.c: ... and here.
6469 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
6472 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
6473 of plus RTX into register.
6475 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6477 * doc/install.texi: Linguistic and markup fixes.
6478 (Configuration) <--disable-cpp>: Remove description.
6479 <--enable-maintainer-mode>: Autotools files are affected, too.
6480 <--with-sysroot>: Improve description.
6481 (Building): Bump required GNU make version.
6483 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
6485 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
6486 (x86_64-*-*): Ditto.
6488 * config/i386/fma4intrin.h: New file, provide common x86 compiler
6489 intrinisics for FMA4.
6490 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
6491 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
6492 Add FMA4 check and fma4intrin.h.
6493 * config/i386/i386-c.c(ix86_target_macros_internal): Check
6495 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
6496 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
6497 constant for FMA4 support.
6498 (UNSPEC_FMA4_FMADDSUB): Ditto.
6499 (UNSPEC_FMA4_FMSUBADD): Ditto.
6500 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
6501 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
6502 (ix86_expand_fma4_multiple_memory): Ditto.
6503 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
6504 (OPTION_MASK_ISA_FMA4_UNSET): New.
6505 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
6506 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
6507 (ix86_handle_option): Handle -mfma4.
6508 (isa_opts): Handle -mfma4.
6509 (enum pta_flags): Add PTA_FMA4.
6510 (override_options): Add FMA4 support.
6511 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
6512 (IX86_BUILTIN_VFMADDSD): Ditto.
6513 (IX86_BUILTIN_VFMADDPS): Ditto.
6514 (IX86_BUILTIN_VFMADDPD): Ditto.
6515 (IX86_BUILTIN_VFMSUBSS): Ditto.
6516 (IX86_BUILTIN_VFMSUBSD): Ditto.
6517 (IX86_BUILTIN_VFMSUBPS): Ditto.
6518 (IX86_BUILTIN_VFMSUBPD): Ditto.
6519 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
6520 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
6521 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
6522 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
6523 (IX86_BUILTIN_VFNMADDSS): Ditto.
6524 (IX86_BUILTIN_VFNMADDSD): Ditto.
6525 (IX86_BUILTIN_VFNMADDPS): Ditto.
6526 (IX86_BUILTIN_VFNMADDPD): Ditto.
6527 (IX86_BUILTIN_VFNMSUBSS): Ditto.
6528 (IX86_BUILTIN_VFNMSUBSD): Ditto.
6529 (IX86_BUILTIN_VFNMSUBPS): Ditto.
6530 (IX86_BUILTIN_VFNMSUBPD): Ditto.
6531 (IX86_BUILTIN_VFMADDPS256): Ditto.
6532 (IX86_BUILTIN_VFMADDPD256): Ditto.
6533 (IX86_BUILTIN_VFMSUBPS256): Ditto.
6534 (IX86_BUILTIN_VFMSUBPD256): Ditto.
6535 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
6536 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
6537 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
6538 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
6539 (IX86_BUILTIN_VFNMADDPS256): Ditto.
6540 (IX86_BUILTIN_VFNMADDPD256): Ditto.
6541 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
6542 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
6543 (enum multi_arg_type): New enum for describing the various FMA4
6544 intrinsic argument types.
6545 (bdesc_multi_arg): New table for FMA4 intrinsics.
6546 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
6547 (ix86_expand_multi_arg_builtin): New function for creating FMA4
6549 (ix86_expand_builtin): Add FMA4 intrinsic support.
6550 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
6551 operand instructions.
6552 (ix86_expand_fma4_multiple_memory): New function to split the
6553 second memory reference from FMA4 instructions.
6554 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
6555 (ssemodesuffixf2s): Ditto.
6556 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
6558 (fma4_fmsub<mode>4): Ditto.
6559 (fma4_fnmadd<mode>4): Ditto.
6560 (fma4_fnmsub<mode>4): Ditto.
6561 (fma4_vmfmadd<mode>4): Ditto.
6562 (fma4_vmfmsub<mode>4): Ditto.
6563 (fma4_vmfnmadd<mode>4): Ditto.
6564 (fma4_vmfnmsub<mode>4): Ditto.
6565 (fma4_fmadd<mode>4256): Ditto.
6566 (fma4_fmsub<mode>4256): Ditto.
6567 (fma4_fnmadd<mode>4256): Ditto.
6568 (fma4_fnmsub<mode>4256): Ditto.
6569 (fma4_fmaddsubv8sf4): Ditto.
6570 (fma4_fmaddsubv4sf4): Ditto.
6571 (fma4_fmaddsubv4df4): Ditto.
6572 (fma4_fmaddsubv2df4): Ditto.
6573 (fma4_fmsubaddv8sf4): Ditto.
6574 (fma4_fmsubaddv4sf4): Ditto.
6575 (fma4_fmsubaddv4df4): Ditto.
6576 (fma4_fmsubaddv2df4): Ditto.
6577 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
6578 instructions for intrinsics.
6579 (fma4i_fmsub<mode>4): Ditto.
6580 (fma4i_fnmadd<mode>4): Ditto.
6581 (fma4i_fnmsub<mode>4): Ditto.
6582 (fma4i_vmfmadd<mode>4): Ditto.
6583 (fma4i_vmfmsub<mode>4): Ditto.
6584 (fma4i_vmfnmadd<mode>4): Ditto.
6585 (fma4i_vmfnmsub<mode>4): Ditto.
6586 (fma4i_fmadd<mode>4256): Ditto.
6587 (fma4i_fmsub<mode>4256): Ditto.
6588 (fma4i_fnmadd<mode>4256): Ditto.
6589 (fma4i_fnmsub<mode>4256): Ditto.
6590 (fma4i_fmaddsubv8sf4): Ditto.
6591 (fma4i_fmaddsubv4sf4): Ditto.
6592 (fma4i_fmaddsubv4df4): Ditto.
6593 (fma4i_fmaddsubv2df4): Ditto.
6594 (fma4i_fmsubaddv8sf4): Ditto.
6595 (fma4i_fmsubaddv4sf4): Ditto.
6596 (fma4i_fmsubaddv4df4): Ditto.
6597 (fma4i_fmsubaddv2df4): Ditto.
6599 * doc/invoke.texi (-mfma4): Add documentation.
6600 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
6602 2009-09-29 Richard Henderson <rth@redhat.com>
6604 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
6605 an edge to the new destination block.
6607 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6610 * pa.c (hppa_profile_hook): Use
6611 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
6613 2009-09-29 Steve Ellcey <sje@cup.hp.com>
6614 Alexander Monakov <amonakov@ispras.ru>
6617 * config/ia64/predicates.md (not_postinc_destination_operand): New.
6618 (not_postinc_memory_operand): New.
6619 (not_postinc_move_operand): New.
6620 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
6621 (*cmovsi_internal): Ditto.
6623 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
6625 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
6626 restrict issue_rate in first pass when scheduling for register
6629 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
6630 Rafael Avila de Espindola <espindola@google.com>
6632 * gengtype.c (plugin_output): New.
6633 (get_output_file_with_visibility): Return plugin_output for plugins.
6634 (main): Parse and use the -P option.
6635 * gty.texi: Update the command line format.
6637 2009-09-29 Jakub Jelinek <jakub@redhat.com>
6640 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
6642 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
6643 out if !const_ok_for_output.
6646 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
6647 case VAR_LOCATION>: Remove gcc_unreachable ().
6649 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
6651 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
6652 (x86_64-*-*): Ditto.
6653 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
6654 back to smmintrin.h.
6655 * config/i386/cpuid.h (bit_SSE5): Remove SSE5 bit.
6656 * config/i386/x86intrin.h: Remove SSE5.
6657 * config/i386/mmintrin-common.h: Delete file.
6658 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
6660 2009-09-29 Richard Guenther <rguenther@suse.de>
6662 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
6663 resulting from stack temporaries on STRICT_ALIGNMENT targets.
6665 2009-09-29 Nick Clifton <nickc@redhat.com>
6667 * function.c (current_function_name): If there is no current
6668 function just return "<none>".
6670 2009-09-28 Sriraman Tallam <tmsriram@google.com>
6672 * tree-pass.h (register_pass_info): New structure.
6673 (pass_positioning_ops): Move enum from gcc-plugin.h.
6674 (register_pass): New function.
6675 * gcc-plugin.h (plugin_pass): Delete structure.
6676 (pass_positioning_ops): Delete enum.
6677 * plugin.c (regsiter_pass): Delete function.
6678 (position_pass): Delete function.
6679 (added_pass_nodes): Delete variable.
6680 (prev_added_pass_nodes): Delete variable.
6681 (pass_list_node): Delete structure.
6682 * passes.c (make_pass_instance): New function.
6683 (next_pass_1): Change to call make_pass_instance.
6684 (pass_list_node): Move structure from gcc-plugin.h.
6685 (added_pass_nodes): Move variable from plugin.c.
6686 (prev_added_pass_nodes): Move variable from plugin.c.
6687 (position_pass): New function.
6688 (register_pass): New function.
6690 2009-09-28 Easwaran Raman <eraman@google.com>
6692 * ifcvt.c (noce_try_abs): Recognize pattern and call
6693 expand_one_cmpl_abs_nojump.
6694 * optabs.c (expand_one_cmpl_abs_nojump): New function.
6695 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
6697 2009-09-28 Ian Lance Taylor <iant@google.com>
6700 * c-opts.c (c_common_handle_option): Don't set
6701 warn_jump_misses_init for -Wall.
6702 * doc/invoke.texi (Warning Options): Update documentation.
6704 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6706 * Makefile.in ($(out_object_file)): Depend on
6707 gt-$(basename $(notdir $(out_file))).h.
6709 2009-09-28 Richard Henderson <rth@redhat.com>
6711 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
6712 * except.c (gen_eh_region): Set it.
6713 (duplicate_eh_regions_1): Copy it.
6714 * tree-eh.c (lower_resx): Use it to determine which function
6717 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
6718 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
6719 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
6720 * tree.c (build_common_builtin_nodes): Remove parameter. Build
6721 BUILT_IN_CXA_END_CLEANUP if necessary.
6723 * c-common.c (c_define_builtins): Update call to
6724 build_common_builtin_nodes.
6726 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
6728 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
6730 2009-09-28 Michael Matz <matz@suse.de>
6732 * builtins.c (interclass_mathfn_icode): New helper.
6733 (expand_builtin_interclass_mathfn): Use it here, and split folding
6735 (fold_builtin_interclass_mathfn): ... this new folder.
6736 (build_call_nofold_loc): New static helper.
6737 (build_call_nofold): New wrapper macro for above.
6738 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
6739 (expand_builtin_pow): Ditto.
6740 (expand_builtin_memset_args): Ditto.
6741 (expand_builtin_printf): Ditto.
6742 (expand_builtin_fprintf): Ditto.
6743 (expand_builtin_sprintf): Ditto.
6744 (expand_builtin_memory_chk): Ditto.
6745 (expand_builtin_mempcpy_args): Ditto and don't call folders.
6746 (expand_builtin_stpcpy): Ditto.
6747 (expand_builtin_strcmp): Ditto.
6748 (expand_builtin_strncmp): Ditto.
6749 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
6750 (expand_builtin_strcpy_args): Don't call folders.
6751 (expand_builtin_memcmp): Ditto.
6752 (expand_builtin_strncpy): Ditto, and use target.
6753 (expand_builtin_memcpy): Ditto.
6754 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
6755 expand_builtin_strpbrk, expand_builtin_memmove,
6756 expand_builtin_memmove_args, expand_builtin_bcopy,
6757 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
6758 expand_builtin_strspn, expand_builtin_strcspn,
6759 expand_builtin_fputs): Remove these.
6760 (expand_builtin): Don't call the above, change calls to other
6761 expanders that changed prototype.
6762 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
6763 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
6764 fold_builtin_interclass_mathfn.
6765 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
6766 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
6768 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
6769 * passes.c (init_optimization_passes): Move pass_fold_builtins
6770 after last phiopt pass.
6771 * tree-inline.c (fold_marked_statements): When folding builtins
6772 iterate over all instruction potentially generated.
6773 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
6775 (fold_gimple_call): Use it to always fold calls (into potentially
6776 multiple instructions).
6777 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
6778 calls into zero at this time.
6779 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
6780 statements generated by builtin folding.
6782 2009-09-28 Nick Clifton <nickc@redhat.com>
6784 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
6786 2009-09-28 Duncan Sands <baldrick@free.fr>
6788 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
6789 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
6790 (register_callback): Dispatch it.
6791 (invoke_plugin_callbacks): Incorporate in sanity check.
6792 * ggc.h (ggc_register_cache_tab): Add declaration.
6793 * ggc-common.c (ggc_register_root_tab): Simplify.
6794 (const_ggc_cache_tab_t): New typedef.
6795 (extra_cache_vec): New vector of dynamically added cache tables.
6796 (ggc_register_cache_tab): New function.
6797 (ggc_scan_cache_tab): New function.
6798 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
6799 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
6801 2009-09-27 Richard Henderson <rth@redhat.com>
6803 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
6804 which we remove __builtin_stack_restore.
6806 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
6808 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
6809 to test for GRD_INVARIANT.
6810 (simple_rhs_p): Anything that's function_invariant_p is fine.
6812 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
6814 * gengtype.c (main): Use plunge_files instead of plugin_output.
6816 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
6817 Rafael Avila de Espindola <espindola@google.com>
6819 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
6820 Don't print pch related info if it is false.
6821 (main): Don't print pch info in plugin mode.
6823 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
6825 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
6826 with dw_val_class_const_double.
6827 (struct dw_val_struct): Replace val_long_long with val_double and
6828 adjust for above change.
6829 (output_loc_operands): Likewise.
6830 (add_AT_long_long): Rename into...
6831 (add_AT_double): ...this.
6832 (print_die): Replace dw_val_class_long_long with
6833 dw_val_class_const_double and adjust.
6834 (attr_checksum): Likewise.
6835 (same_dw_val_p): Likewise.
6836 (size_of_die): Likewise.
6837 (value_format): Likewise.
6838 (output_die): Likewise.
6839 (loc_descriptor) <CONST_DOUBLE>: Likewise.
6840 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
6841 instead of add_AT_long_long.
6842 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
6843 value with the precision of its type.
6845 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
6848 * c-typeck.c (build_conditional_expr): Use the readonly and
6849 volatile flags of the operand types, not of the operands itself.
6851 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
6853 * collect2.c (main): Look for -brtl before adding libraries.
6855 2009-09-27 Jonathan Gray <jsg@openbsd.org>
6857 * config.gcc: Update OpenBSD targets.
6858 * config/openbsd-stdint.h: New file.
6859 * config/openbsd-libpthread.h: New file.
6860 * config/openbsd.h: Update and break out LIB_SPEC definition.
6861 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
6862 * config/i386/openbsdelf.h: Correct types.
6863 * config/m68k/openbsd.h: Likewise.
6864 * config/mips/openbsd.h: Likewise.
6865 * config/vax/openbsd.h: Likewise.
6867 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
6869 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
6870 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
6871 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
6872 of the length and zero.
6874 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6876 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
6877 (FLAGS_H): Add options.h $(REAL_H).
6878 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
6879 (TREE_VECTORIZER_H): New.
6880 (EBITMAP_H): Renamed from EBIMAP_H.
6881 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
6882 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
6883 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
6884 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
6885 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
6886 (graphite-clast-to-gimple.o, graphite-dependences.o)
6887 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
6888 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
6889 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
6890 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
6891 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
6892 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
6893 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
6894 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
6895 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
6896 updated and fixed as per above changes and per
6897 check_makefile_deps.sh output.
6900 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
6901 * configure: Regenerate.
6903 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6905 * doc/install.texi: Update minimum MPC version to 0.7.
6907 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
6909 * doc/install.texi (Binaries): Remove reference to the binary
6910 distribution CD-ROM from the FSF.
6912 2009-09-26 Michael Matz <matz@suse.de>
6916 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
6917 that are mentioned in the body.
6919 2009-09-26 Michael Matz <matz@suse.de>
6921 PR tree-optimization/41454
6922 * tree-ssa-dom (stmts_to_rescan): Remove variable.
6923 (tree_ssa_dominator_optimize): Don't allocate and free it.
6924 (dom_opt_leave_block): Don't iterate over it.
6925 (eliminate_redundant_computations): Don't return a value.
6926 (cprop_operand, cprop_into_stmt): Ditto.
6927 (optimize_stmt): Don't defer updating stmts.
6929 2009-09-25 Dodji Seketeli <dodji@redhat.com>
6931 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
6932 generic_parameter_die, template_parameter_pack_die,
6933 gen_formal_parameter_die, gen_subprogram_die): Adjust after
6934 renaming DW_TAG_formal_parameter_pack and
6935 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
6936 and DW_TAG_GNU_template_parameter_pack.
6938 2009-09-25 Anatoly Sokolov <aesok@post.ru>
6940 * config/v850/v850.h (FUNCTION_VALUE): Remove.
6941 * config/v850/v850.c (v850_function_value): New function.
6942 (TARGET_FUNCTION_VALUE): Define.
6944 2009-09-25 Jakub Jelinek <jakub@redhat.com>
6946 * tree-vect-stmts.c (vectorizable_call): Call
6947 mark_symbols_for_renaming after vect_finish_stmt_generation.
6949 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
6950 to loc_descriptor_from_tree.
6951 (add_location_or_const_value_attribute): Pass 0 instead of 2
6952 for decl_by_reference_p decls.
6954 2009-09-25 Richard Guenther <rguenther@suse.de>
6957 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
6960 2009-09-25 Ben Elliston <bje@au.ibm.com>
6962 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
6965 2009-09-25 Alan Modra <amodra@bigpond.net.au>
6967 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
6968 form of instruction.
6970 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6973 * fold-const.c (const_binop): Handle complex int division.
6974 * tree-complex.c (expand_complex_div_straight,
6975 expand_complex_div_wide): Update comments.
6977 2009-09-24 DJ Delorie <dj@redhat.com>
6980 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
6981 (reg_class): Likewise.
6982 (REG_CLASS_NAMES): Likewise.
6983 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
6984 (m32c_override_options): Disable -fivopts for M32C.
6986 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
6988 * config/rs6000/predicates.md (indexed_or_indirect_operand):
6989 Delete VSX load/store with update support.
6990 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
6991 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
6995 (VStype_load_update): Ditto.
6996 (VStype_store_update): Ditto.
6997 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
6998 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
7000 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
7001 load/store with update builtins.
7003 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
7005 * libgcc2.c (L_trampoline): Prototype for getpagesize
7006 and mprotect in WINNT case.
7008 2009-09-24 Anatoly Sokolov <aesok@post.ru>
7010 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
7011 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
7012 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
7013 'outgoing' argument.
7014 (TARGET_FUNCTION_VALUE): Define.
7016 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
7018 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
7020 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
7023 * common.opt: Initialize dwarf_strict to -1.
7024 * toplev.c (process_options): Catch unset dwarf_strict
7025 and set to 0 for all targets not overriding.
7026 * config/darwin.c (darwin_override_options): Catch unset
7027 dwarf_strict and override to 1.
7029 2009-09-24 Jeff Law <law@redhat.com>
7031 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
7033 2009-09-24 Richard Guenther <rguenther@suse.de>
7035 PR tree-optimization/36143
7036 PR tree-optimization/38747
7037 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
7038 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
7040 2009-09-24 Jakub Jelinek <jakub@redhat.com>
7043 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
7044 return false instead of gcc_unreachable (). For CONST return the
7045 value returned by recursive call instead of always returning true.
7046 (tree_add_const_value_attribute): Return the value returned by
7047 add_const_value_attribute instead of always returning true if rtl
7050 2009-09-23 Justin Seyster <jrseys@gmail.com>
7052 * Makefile.in (PLUGIN_HEADERS): Include real.h.
7054 2009-09-24 Jakub Jelinek <jakub@redhat.com>
7056 * cgraphunit.c (cgraph_lower_function): Revert last change.
7057 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
7058 instead of DECL_NO_STATIC_CHAIN.
7059 * tree-cfg.c (verify_gimple_call): Likewise.
7060 * tree-nested.c (get_chain_decl, get_chain_field,
7061 convert_tramp_reference_op, convert_gimple_call): Likewise.
7062 (convert_all_function_calls): Likewise. Always set or clear
7063 DECL_STATIC_CHAIN initially, for !n->outer clear it.
7064 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
7065 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
7067 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
7068 DECL_NO_STATIC_CHAIN.
7069 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
7070 instead of DECL_NO_STATIC_CHAIN.
7071 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
7072 decl_function_context.
7073 * varasm.c (initializer_constant_valid_p): Likewise.
7074 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
7075 (DECL_STATIC_CHAIN): ... this.
7076 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
7077 instead of DECL_NO_STATIC_CHAIN.
7079 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
7080 Rafael Avila de Espindola <espindola@google.com>
7082 * gengtype.c (nb_plugin_files): Make it unsigned to match
7083 num_gt_files. Adjust other variables to avoid warnings.
7084 (main): Allocate an all zero lang_bitmap before each plugin file name
7085 to match regular file names.
7087 2009-09-23 Richard Henderson <rth@redhat.com>
7089 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
7090 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
7091 static chain passed in memory.
7092 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
7093 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
7094 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
7095 STATIC_CHAIN_REGNUM defined.
7097 * config/picochip/picochip-protos.h: s/class/klass/.
7098 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
7099 (picochip_static_chain): New.
7100 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
7101 (STATIC_CHAIN_INCOMING): Remove.
7103 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
7104 (xtensa_static_chain): New.
7105 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
7106 (STATIC_CHAIN_INCOMING): Remove.
7108 2009-09-23 Anatoly Sokolov <aesok@post.ru>
7110 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
7111 * config/pa/pa-protos.h (function_value): Remove.
7112 * config/pa/pa.c (pa_function_value): Rename from function_value.
7113 Make static, add 'outgoing' argument.
7114 (TARGET_FUNCTION_VALUE): Define.
7116 2009-09-23 Anatoly Sokolov <aesok@post.ru>
7118 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
7119 instead of cfun->machine->is_leaf.
7120 * config/avr/avr.h (machine_function): Remove is_leaf field.
7122 2009-09-23 Jakub Jelinek <jakub@redhat.com>
7125 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
7126 DW_OP_piece after DW_OP_stack_value, adjust size calculations
7127 for it, when DW_OP_stack_value and DW_OP_implicit_value has
7128 the same size, prefer DW_OP_stack_value.
7129 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
7130 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
7132 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
7135 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
7137 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
7140 * cfgexpand.c (convert_debug_memory_address): New.
7141 (expand_debug_expr): Convert base address and offset to the same
7142 mode. Use it to convert addresses to other modes. Accept
7145 2009-09-23 Dodji Seketeli <dodji@redhat.com>
7148 * function.h (types_used_by_vars_hash): Declare new hash table.
7149 (types_used_by_vars_eq, types_used_by_var_decl_insert): Declare
7150 equality and hash function for the hash table.
7151 (types_used_by_cur_var_decl): Declare a new global chained list.
7152 (types_used_by_var_decl_insert): Declare new function.
7153 * function.c (types_used_by_vars_hash): Define the hashtable ...
7154 (types_used_by_vars_eq, types_used_by_vars_do_hash): ... as well as
7155 its equality and hash functions.
7156 (hash_types_used_by_vars_entry): New hash helper.
7157 (types_used_by_cur_var_decl): Define the global chained list.
7158 (used_types_insert): Update the list of types used by the global
7159 variable being parsed.
7160 (types_used_by_var_decl_insert): Define new function.
7161 * c-common.h (record_types_used_by_current_var_decl): Declare ...
7162 * c-common.c (record_types_used_by_current_var_decl): ... new
7164 * c-decl.c (finish_decl): Record the types used by the global
7165 variable declaration we've just parsed.
7166 * dwarf2out.c (premark_used_types): Insert a new line between
7167 comment and function.
7168 (premark_used_types_helper): Fix comment.
7169 (premark_types_used_by_global_vars_helper,
7170 premark_types_used_by_global_vars): New functions.
7171 (prune_unused_types): Do not prune types used by global variables.
7173 2009-09-23 Richard Guenther <rguenther@suse.de>
7175 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
7176 produced for bigendian targets with promoted subregs.
7178 2009-09-23 Richard Guenther <rguenther@suse.de>
7180 * value-prof.c (gimple_ic): Purge old EH edges only after building
7183 2009-09-23 Nick Clifton <nickc@redhat.com>
7185 * config/arc/arc.c (arc_trampoline_init): Fix typo.
7187 2009-09-23 Jakub Jelinek <jakub@redhat.com>
7190 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
7193 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
7194 on non-nested functions.
7196 2009-09-23 Jakub Jelinek <jakub@redhat.com>
7197 Jan Hubicka <jh@suse.cz>
7199 * dwarf2out.c (loc_list_plus_const): Only define if
7200 DWARF2_DEBUGGING_INFO.
7201 (address_of_int_loc_descriptor): Likewise.
7204 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
7206 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
7209 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
7210 constant is more than zero.
7212 2009-09-23 Alan Modra <amodra@bigpond.net.au>
7215 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
7216 call final to emit non-scheduled prologue, instead insert at entry.
7218 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
7219 Joseph S. Myers <joseph@codesourcery.com>
7221 * doc/install.texi (*-*-freebsd*): Add proper format codes.
7223 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
7224 Rafael Avila de Espindola <espindola@google.com>
7226 * gengtype.c (is_file_equal): New function.
7227 (close_output_files): Use is_file_equal. Free of->buf.
7229 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
7230 Rafael Avila de Espindola <espindola@google.com>
7232 * gengtype.c (write_types, write_local): Add the output_header
7233 argument. Update all callers.
7235 2009-09-22 Dodji Seketeli <dodji@redhat.com>
7237 * dwarf2out.c (template_parameter_pack_die,
7238 gen_formal_parameter_pack_die ): New functions.
7239 (make_ith_pack_parameter_name): Remove this function.
7240 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
7241 DW_TAG_formal_parameter_pack.
7242 (gen_generic_params_dies): Represent each template parameter pack
7243 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
7244 represented by usual DW_TAG_template_*_parameter DIEs that are
7245 children of the DW_TAG_template_parameter_pack element DIE.
7246 (generic_parameter_die): This doesn't deal with parameter pack
7247 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
7248 of parameter pack DIEs.
7249 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
7250 in certain cases, e.g. for pack elements.
7251 (gen_formal_types_die, gen_decl_die): Adjust usage of
7252 gen_formal_parameter_die.
7253 (gen_subprogram_die): Represent each function parameter pack by a
7254 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
7255 represented by usual DW_TAG_formal_parameter DIEs that are children
7256 of the DW_TAG_formal_parameter_pack DIE. Remove references to
7257 ____builtin_va_alist decls as no part of the compiler uses those
7259 * langhooks.h (struct lang_hooks_for_decls): Add
7260 function_parm_expanded_from_pack_p, get_generic_function_decl
7261 and function_parameter_pack_p hooks. Fix comment for
7262 get_innermost_generic_parms hook.
7263 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
7264 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
7265 macros and use them to initialize lang_hook.
7267 2009-09-22 Richard Henderson <rth@redhat.com>
7269 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
7270 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
7271 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
7272 on TRAMPOLINE_TEMPLATE.
7273 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
7274 TRAMPOLINE_ADJUST_ADDRESS.
7275 * targhooks.c (default_asm_trampoline_template): Remove.
7276 (default_trampoline_adjust_address): Remove.
7277 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
7278 * targhooks.h: Update decls.
7280 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
7282 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
7283 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
7284 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
7286 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
7289 * reload1.c (reload): Reset debug insns with pseudos without
7292 2009-09-22 Janis Johnson <janis187@us.ibm.com>
7294 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
7295 unconditional true for decimal float modes.
7296 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
7297 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
7299 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
7301 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
7302 Enable a new case for __FreeBSD__ >= 7.
7303 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
7304 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
7305 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
7306 and USE_LD_AS_NEEDED.
7308 * doc/install.texi (*-*-freebsd*): Update target information.
7310 2009-09-22 Richard Guenther <rguenther@suse.de>
7313 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
7314 arrays really properly.
7316 2009-09-22 Richard Henderson <rth@redhat.com>
7319 * target.h (struct gcc_target): Add asm_out.trampoline_template,
7320 calls.static_chain, calls.trampoline_init,
7321 calls.trampoline_adjust_address.
7322 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
7323 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
7324 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
7325 * builtins.c (expand_builtin_setjmp_receiver): Use
7326 targetm.calls.static_chain; only clobber registers.
7327 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
7328 set up memory attributes properly for the trampoline block.
7329 (expand_builtin_adjust_trampoline): Use
7330 targetm.calls.trampoline_adjust_address.
7331 * calls.c (prepare_call_address): Add fndecl argument. Use
7332 targetm.calls.static_chain.
7333 * df-scan.c (df_need_static_chain_reg): Remove.
7334 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
7335 consolodate static chain handling.
7336 * doc/tm.texi: Document new hooks.
7337 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
7338 (init_emit_regs): Don't initialize them.
7339 * expr.h (prepare_call_address): Update decl.
7340 * final.c (profile_function): Use targetm.calls.static_chain.
7341 * function.c (expand_function_start): Likewise.
7342 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
7343 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
7344 only clobber registers.
7345 * targhooks.c (default_static_chain): New.
7346 (default_asm_trampoline_template, default_trampoline_init): New.
7347 (default_trampoline_adjust_address): New.
7348 * targhooks.h: Declare them.
7349 * varasm.c (assemble_trampoline_template): Use
7350 targetm.asm_out.trampoline_template. Make the memory block const
7353 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
7354 alpha_initialize_trampoline. Make static. Merge VMS parameter
7355 differences into the TARGET_ABI_OPEN_VMS code block.
7356 (TARGET_TRAMPOLINE_INIT): New.
7357 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
7358 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
7359 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
7360 (INITIALIZE_TRAMPOLINE): Remove.
7362 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
7363 (TRAMPOLINE_TEMPLATE): Merge with ...
7364 (INITIALIZE_TRAMPOLINE): ... this and move ...
7365 * config/arc/arc.c (arc_trampoline_init): ... here.
7366 (TARGET_TRAMPOLINE_INIT): New.
7368 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
7369 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
7370 (arm_asm_trampoline_template): New.
7371 (arm_trampoline_init, arm_trampoline_adjust_address): New.
7372 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
7373 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
7374 code to arm_asm_trampoline_template.
7375 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
7376 arm_trampoline_adjust_address.
7377 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
7378 adjust for target hook parameters.
7380 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
7383 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
7384 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
7385 (bfin_trampoline_init): Rename from initialize_trampoline;
7386 make static; update for target hook parameters.
7387 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
7388 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
7389 bfin_asm_trampoline_template.
7390 (INITIALIZE_TRAMPOLINE): Remove.
7392 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
7393 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
7394 cris_trampoline_init): New.
7395 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
7396 cris_asm_trampoline_template.
7397 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
7398 adjust for target hook parameters.
7400 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
7402 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
7403 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
7404 fr30_trampoline_init): New.
7405 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
7406 fr30_asm_trampoline_template.
7407 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
7408 adjust for target hook parameters.
7410 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
7411 (frv_trampoline_init): Rename from frv_initialize_trampoline;
7412 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
7413 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
7414 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
7416 * config/h8300/h8300.c (h8300_trampoline_init): New.
7417 (TARGET_TRAMPOLINE_INIT): New.
7418 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
7419 to h8300_trampoline_init and adjust for hook parameters.
7421 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
7422 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
7423 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
7424 make static; adjust for hook parameters.
7425 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
7427 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
7428 (TARGET_TRAMPOLINE_INIT): New.
7429 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
7430 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
7431 iq2000_asm_trampoline_template.
7432 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
7433 (TRAMPOLINE_CODE_SIZE): New.
7434 (TRAMPOLINE_SIZE): Use it.
7435 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
7437 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
7438 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
7439 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
7440 adjust for hook parameters.
7441 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
7443 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
7444 (m32r_trampoline_init): New.
7445 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
7446 m32r_trampoline_init.
7448 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
7449 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
7450 make static; update for hook parameters.
7451 * config/m68hc11/m68hc11-protos.h: Update.
7452 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
7454 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
7455 (TARGET_TRAMPOLINE_INIT): New.
7456 (mcore_function_value): Fix typo.
7457 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
7458 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
7459 to mcore_asm_trampoline_template.
7460 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
7462 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
7463 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
7464 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
7465 update for hook parameters.
7466 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
7468 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
7469 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
7470 mips_trampoline_init): New.
7471 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
7472 mips_asm_trampoline_template.
7473 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
7474 update for hook parameters.
7476 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
7477 (TARGET_TRAMPOLINE_INIT): New.
7478 (mmix_trampoline_size): Remove.
7479 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
7480 make static. Remove out-of-date tetra vs octa comment.
7481 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
7482 make static; update for hook parameters.
7483 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
7484 (INITIALIZE_TRAMPOLINE): Remove.
7485 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
7486 (TRAMPOLINE_ALIGNMENT): New.
7487 * gcc/config/mmix/mmix-protos.h: Update.
7489 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
7490 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
7491 mn10300_trampoline_init): New.
7492 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
7493 mn10300_asm_trampoline_template.
7494 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
7496 * config/moxie/moxie.c (moxie_static_chain,
7497 moxie_asm_trampoline_template, moxie_trampoline_init,
7498 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
7499 TARGET_TRAMPOLINE_INIT): New.
7500 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
7501 moxie_trampoline_init.
7502 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
7503 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
7505 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
7506 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
7507 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
7508 pa_trampoline_adjust_address): New.
7509 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
7510 pa_asm_trampoline_template.
7511 (TRAMPOLINE_ALIGNMENT): New.
7512 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
7513 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
7514 adjust for hook parameters.
7515 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
7517 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
7518 (TARGET_TRAMPOLINE_INIT): New.
7519 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
7520 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
7522 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
7524 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
7525 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
7526 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
7527 make static; adjust parameters for the hook.
7528 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
7530 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
7531 s390_trampoline_template; make static.
7532 (s390_trampoline_init): Rename from s390_initialize_trampoline;
7533 make static; adjust for target hook.
7534 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
7535 * config/s390/s390-protos.h: Remove trampoline decls.
7536 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
7537 (TRAMPOLINE_TEMPLATE): Remove.
7538 (TRAMPOLINE_ALIGNMENT): New.
7540 * config/score/score-protos.h (score_initialize_trampoline): Remove.
7541 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
7542 (TARGET_TRAMPOLINE_INIT): New.
7543 (score_asm_trampoline_template): New.
7544 (score_trampoline_init): Rename from score_initialize_trampoline;
7545 make static; adjust for hook parameters.
7546 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
7547 score[37]_asm_trampoline_template.
7548 (INITIALIZE_TRAMPOLINE): Remove.
7549 * config/score/score3.c (score3_asm_trampoline_template): New.
7550 (score3_trampoline_init): Rename from score3_initialize_trampoline;
7551 adjust for target hook.
7552 * config/score/score7.c (score7_asm_trampoline_template): New.
7553 (score7_trampoline_init): Rename from score7_initialize_trampoline;
7554 adjust for target hook.
7555 * config/score/score3.h, config/score/score7.h: Update.
7557 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
7558 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
7559 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
7560 (sh_trampoline_init): Rename from sh_initialize_trampoline;
7561 make static; adjust for target hook parameters.
7562 (sh_trampoline_adjust_address): New.
7563 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
7564 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
7566 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
7567 (sparc32_initialize_trampoline): Rename from
7568 sparc_initialize_trampoline; make static; replace tramp parameter
7569 with m_tramp and update memory accesses.
7570 (sparc64_initialize_trampoline): Similarly.
7571 (sparc_trampoline_init): New.
7572 * config/sparc/sparc-protos.h: Remove trampoline decls.
7573 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
7574 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
7576 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
7577 (array_to_constant): Make ARR parameter const.
7578 (spu_trampoline_init): Rename from spu_initialize_trampoline;
7579 make static; update for hook parameters.
7580 * config/spu/spu-protos.h: Update decls.
7581 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
7583 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
7584 from xstormy16_initialize_trampoline; make static; update for
7586 (TARGET_TRAMPOLINE_INIT): New.
7587 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
7589 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
7590 (TARGET_TRAMPOLINE_INIT): New.
7591 (v850_can_eliminate): Make static.
7592 (v850_asm_trampoline_template, v850_trampoline_init): New.
7593 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
7594 v850_asm_trampoline_template.
7595 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
7596 and adjust for target hook parameters.
7598 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
7599 (TARGET_TRAMPOLINE_INIT): New.
7600 (vax_asm_trampoline_template, vax_trampoline_init): New.
7601 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
7602 vax_asm_trampoline_template.
7603 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
7605 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
7606 (TARGET_TRAMPOLINE_INIT): New.
7607 (xtensa_asm_trampoline_template): Rename from
7608 xtensa_trampoline_template; make static.
7609 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
7610 make static; update for hook parameters.
7611 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
7612 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
7613 (INITIALIZE_TRAMPOLINE): Remove.
7615 * config/i386/i386.c (ix86_function_regparm): Do not issue an
7616 error for nested functions with regparm=3.
7617 (ix86_compute_frame_layout): Adjust frame pointer offset for
7618 ix86_static_chain_on_stack.
7619 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
7620 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
7621 don't reset to UNITS_PER_WORD.
7622 (ix86_emit_leave): Adjust ix86_cfa_state.
7623 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
7624 (ix86_static_chain): New.
7625 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
7626 make static; update for target hook parameters; use ix86_static_chain.
7627 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
7628 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
7629 (INITIALIZE_TRAMPOLINE): Remove.
7630 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
7631 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
7632 to the end. Add static_chain_on_stack.
7633 (ix86_static_chain_on_stack): New.
7635 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
7636 (m68k_output_mi_thunk): Don't use static_chain_rtx.
7637 (m68k_trampoline_init): New.
7638 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
7639 m68k_trampoline_init and adjust for hook parameters.
7640 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
7641 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
7643 2009-09-22 Jakub Jelinek <jakub@redhat.com>
7645 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
7646 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
7648 * reload1.c (reload): Call wrap_constant when substituting
7649 reg for equiv inside of DEBUG_INSNs.
7652 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
7653 add_call_src_coords_attributes, add_high_low_attributes,
7654 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
7655 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
7656 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
7657 when -gdwarf-2 -gstrict-dwarf.
7658 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
7659 -gdwarf-[23] -gstrict-dwarf.
7660 (address_of_int_loc_descriptor, loc_descriptor,
7661 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
7662 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
7663 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
7665 2009-09-22 Richard Guenther <rguenther@suse.de>
7667 PR tree-optimization/41428
7668 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
7669 (ccp_finalize): Pass it to substitute_and_fold.
7671 2009-09-22 Richard Guenther <rguenther@suse.de>
7673 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
7674 (substitute_and_fold): Adjust prototype.
7675 * tree-vrp.c (vrp_evaluate_conditional): Make static.
7676 (simplify_stmt_using_ranges): Likewise.
7677 (fold_predicate_in): Move here from tree-ssa-propagate.c.
7678 (vrp_fold_stmt): New function.
7679 (vrp_finalize): Pass it to substitute_and_fold.
7680 * tree-flow.h (vrp_evaluate_conditional): Remove.
7681 (simplify_stmt_using_ranges): Likewise.
7682 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
7683 * tree-ssa-copy.c (fini_copy_prop): Likewise.
7684 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
7686 (fold_predicate_in): Move to tree-vrp.c.
7687 (substitute_and_fold): Use the callback instead of calling into
7688 tree-vrp.c functions directly.
7690 2009-09-22 Jakub Jelinek <jakub@redhat.com>
7692 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
7693 comparison warning on rs6000.
7696 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
7697 GIMPLE_EH_MUST_NOT_THROW cleanup.
7698 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
7700 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
7703 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
7704 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
7705 LIB_SPEC for darwin10 and later since it always uses the unwinder in
7706 libSystem which is derived from the gcc 4.2.1 unwinder.
7708 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
7711 * varasm.c (default_encode_section_info): Copy TLS model into
7712 sym_ref flags regardless of backend support for TLS, for all
7713 model types except TLS_MODEL_EMULATED.
7715 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
7718 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
7719 we can handle it correctly.
7721 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
7723 * doc/install.texi (os2): Remove section.
7725 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
7727 * doc/standards.texi (Objective-C): Adjust two URLs.
7729 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
7731 * tree-tailcall.c (process_assignment): Don't check if a
7732 multiplication or an addition are already present.
7733 (find_tail_calls): Combine multiple additions and multiplications.
7734 (adjust_accumulator_values): Emit accumulators.
7736 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
7738 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
7739 xmm register restore.
7741 2009-09-21 Jan Hubicka <jh@suse.cz>
7743 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
7744 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
7747 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
7749 * stor-layout.c (layout_type): Remove obsolete code.
7751 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
7754 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
7756 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7759 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
7760 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
7761 (fold_builtin_2, do_mpc_arg1): Update accordingly.
7762 * fold-const.c (const_binop): Likewise.
7763 * real.h (do_mpc_arg2): Update prototype.
7765 2009-09-20 Jan Hubicka <jh@suse.cz>
7767 * dwarf2out.c (add_const_value_attribute): Return true if successful.
7768 (add_location_or_const_value_attribute): Rewrite using
7770 (tree_add_const_value_attribute): Return true if successful.
7771 (tree_add_const_value_attribute_for_decl): Likewise.
7773 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
7774 (loc_descriptor): ... here;
7775 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
7776 (cst_pool_loc_descr): Break out from ...; do not reffer constant
7777 pool items that was not marked for output.
7778 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
7779 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
7780 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
7781 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
7782 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
7783 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
7784 DW_OP_stack_value to get address of items that are not available
7786 (dw_loc_list): Handle single element lists correctly.
7788 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
7789 Pascal Obry <obry@adacore.com>
7791 * unwind-dw2-fde.c (classify_object_over_fdes):
7792 Cast the constant 1 to _Unwind_Ptr.
7793 (add_fdes): Likewise.
7794 (linear_search_fdes): Likewise.
7796 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
7798 * stor-layout.c (set_sizetype): Avoid useless type copy.
7800 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
7802 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
7804 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
7805 * configure, config.in: Regenerate.
7806 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
7808 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
7809 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
7810 for global data if the output could be used in a shared library.
7811 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
7812 to 0 if TARGET_WRITABLE_EH_FRAME.
7814 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
7816 PR rtl-optimization/39886
7817 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
7818 just when insn is equal to BB_END (bb).
7820 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
7822 * config/mips/mips.opt (mrelax-pic-calls): New option.
7823 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
7825 (mips_unspec_call): Change "unspec_call" expander into this.
7826 (mips_strip_unspec_call): New function.
7827 (mips_got_load): Call mips_unspec_call instead of
7828 gen_unspec_call<mode>.
7829 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
7831 (mips_cfg_in_reorg): New function.
7832 (mips16_lay_out_constants): Use it to decide whether to call
7833 CFG-aware insn splitting.
7834 (r10k_insert_cache_barriers): Move CFG set-up code from here to
7835 mips_reorg. Move DF set-up code from here ...
7836 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
7838 (mips_reorg): Call mips_df_reorg instead of
7839 r10k_insert_cache_barriers. Move CFG set-up code here from
7840 r10k_insert_cache_barriers.
7841 (mips_call_expr_from_insn): New function.
7842 (mips_pic_call_symbol_from_set): Likewise.
7843 (mips_find_pic_call_symbol): Likewise.
7844 (mips_annotate_pic_call_expr): Likewise.
7845 (mips_get_pic_call_symbol): Likewise.
7846 (mips_annotate_pic_calls): Likewise.
7847 (mips_override_options): Disable -mrelax-pic-calls unless PIC
7849 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
7850 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
7851 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
7853 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
7854 (unspec_call<mode>): Remove it.
7855 (sibcall_internal, sibcall_value_internal,
7856 sibcall_value_multiple_internal, call_internal, call_split,
7857 call_value_internal, call_value_split,
7858 call_value_multiple_internal, call_value_multiple_split): Pass
7859 SIZE_OPNO to MIPS_CALL.
7860 (call_internal_direct, call_direct_split,
7861 call_value_internal_direct, call_value_direct_split): Pass -1 as
7862 SIZE_OPNO to MIPS_CALL.
7863 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
7864 * configure: Regenerate.
7865 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
7866 and -mno-relax-pic-calls.
7867 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
7869 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7872 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
7873 in the directory this rule is called from, rather than the
7874 toplevel 'gcc' directory, to fix in-tree build.
7876 2009-09-19 Chris Demetriou <cgd@google.com>
7878 PR preprocessor/28435:
7879 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
7880 to cpplib that the preprocessor output is needed.
7882 2009-09-19 Jakub Jelinek <jakub@redhat.com>
7884 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
7885 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
7886 *return_and_restore_fpregs_<mode>,
7887 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
7890 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
7891 instead of assuming it has always a REG inside of it.
7893 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
7895 * config/freebsd.h: Update comment on types.
7896 (WINT_TYPE): Define.
7898 2009-09-18 Jason Merrill <jason@redhat.com>
7900 * c.opt: Add -fno-deduce-init-list.
7902 2009-09-18 Neil Vachharajani <nvachhar@google.com>
7904 * value-prof.c (interesting_stringop_to_profile_p): Added output
7905 argument to indicate which parameter is the size parameter.
7906 * value-prof.c (gimple_stringop_fixed_value): Use
7907 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
7908 * value-prof.c (gimple_stringops_transform): Update call sites to
7909 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
7911 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
7914 From David Binderman <dcb314@hotmail.com>:
7915 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
7916 local variable f. Remove stale comments.
7917 (ix86_compute_frame_layout): Remove useless local variable total_size.
7918 Remove #if 0'd code.
7919 (legitimate_address_p): Remove useless local variables
7920 reason_rtx and reason.
7921 (ix86_split_copysign_const): Remove useless local variable op1.
7922 (scale_counter): Remove useless local variable piece_size_mask.
7924 2009-09-18 Jakub Jelinek <jakub@redhat.com>
7926 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
7929 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
7932 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
7934 2009-09-17 Jakub Jelinek <jakub@redhat.com>
7936 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
7939 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
7941 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
7942 DW_OP_implicit_value even without dwarf_version 4.
7944 2009-09-17 Jan Hubicka <jh@suse.cz>
7946 * dwarf2out.c: Include tree-pass.h and gimple.h.
7947 (loc_list_plus_const): New function.
7948 (loc_descriptor_from_tree_1): Rename to ...
7949 (loc_descriptor_from_tree): ... remove original.
7950 (loc_list_from_tree): New function.
7951 (add_AT_location_description): Accept location list.
7952 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
7953 (concatn_mem_loc_descriptor): Remove.
7954 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
7956 (secname_for_decl): Move up.
7957 (hidden_reference_p): New function; break out from ...
7958 (loc_by_refernece): ... here; move up.
7959 (dw_loc_list): New function.
7960 (single_element_loc_list): New function.
7961 (single_element_loc_list_p): New function.
7962 (add_loc_descr_to_each): New function.
7963 (add_loc_list): New function.
7964 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
7965 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
7966 add diagnostics why expansion failed.
7967 (add_location_or_const_value_attribute): Support location lists.
7968 (add_bound_info): Likewise.
7969 (descr_info_loc): Update call of loc_descriptor_from_tree.
7970 (gen_variable_die): Work on location lists.
7971 * final.c (pass_final): Add dump file.
7972 * Makefile.in (dwarf2out.o): Add new dependencies.
7974 2009-09-17 Janis Johnson <janis187@us.ibm.com>
7977 * real.c decimal_from_integer, decimal_integer_string): New.
7978 (real_from_integer): Use them as special case for decimal float.
7979 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
7980 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
7981 Do not append zero after the decimal point in string to convert.
7983 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
7985 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
7986 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
7988 2009-09-17 Martin Jambor <mjambor@suse.cz>
7990 * common.opt (fipa-sra): New switch.
7991 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
7992 * timevar.def (TV_IPA_SRA): New timevar.
7993 * params.def (ipa-sra-ptr-growth-factor): New parameter.
7994 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
7995 * tree-sra.c: Include cgraph.c.
7996 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
7997 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
7998 and grp_not_necessarilly_dereferenced.
7999 (func_param_count): New variable.
8000 (encountered_apply_args): New variable.
8001 (bb_dereferences): New variable.
8002 (final_bbs): New variable.
8003 (no_accesses_representant): New variable.
8004 (no_accesses_p): New function.
8005 (dump_access): Dump the new fields.
8006 (sra_initialize): Set encountered_apply_args to false.
8007 (get_ssa_base_param): New function.
8008 (mark_parm_dereference): New function.
8009 (create_access): Caring for INIDRECT_REFs and different handling of
8010 varialble length accesses in early IPA SRA. Store the stmt - a new
8011 parameter - to the new access.
8012 (build_access_from_expr_1): New parameter stmt, passed to
8013 create_access. Handle INDIRECT_REFs.
8014 (build_access_from_expr): Pass the current statement to
8015 build_access_from_expr_1.
8016 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
8018 (build_accesses_from_assign): Pass the current statement to
8019 build_access_from_expr_1. Do not create assign links in IPA-SRA.
8020 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
8021 final_bbs when necessary. Check for calls to __builtin_apply_args.
8022 Fixup EH info if anythng was changed.
8023 (is_unused_scalar_param): New function.
8024 (ptr_parm_has_direct_uses): New function.
8025 (find_param_candidates): New function.
8026 (mark_maybe_modified): New function.
8027 (analyze_modified_params): New function.
8028 (propagate_dereference_distances): New function.
8029 (dump_dereferences_table): New function.
8030 (analyze_caller_dereference_legality): New function.
8031 (unmodified_by_ref_scalar_representative): New function.
8032 (splice_param_accesses): New function.
8033 (decide_one_param_reduction): New function.
8034 (enum ipa_splicing_result): New type.
8035 (splice_all_param_accesses): New function.
8036 (get_param_index): New function.
8037 (turn_representatives_into_adjustments): New function.
8038 (analyze_all_param_acesses): New function.
8039 (get_replaced_param_substitute): New function.
8040 (get_adjustment_for_base): New function.
8041 (replace_removed_params_ssa_names): New function.
8042 (sra_ipa_reset_debug_stmts): New function.
8043 (sra_ipa_modify_expr): New function.
8044 (sra_ipa_modify_assign): New function.
8045 (convert_callers): New function.
8046 (modify_function): New function.
8047 (ipa_sra_preliminary_function_checks): New function.
8048 (ipa_early_sra): New function.
8049 (ipa_early_sra_gate): New function.
8050 (pass_early_ipa_sra): New variable.
8051 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
8053 2009-09-17 Michael Matz <matz@suse.de>
8056 * tree.c (build_type_attribute_qual_variant): Export.
8057 * tree.h (build_type_attribute_qual_variant): Declare.
8058 * tree-inline.c (remap_type_1): Use it to build variants with
8059 the original qualifiers and attributes.
8061 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8063 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
8064 without a fallthrough edge.
8066 2009-09-16 DJ Delorie <dj@redhat.com>
8068 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
8069 chip and ignore the "fast_interrupt" attribute if so.
8071 2009-09-16 Richard Henderson <rth@redhat.com>
8074 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
8077 2009-09-16 Richard Henderson <rth@redhat.com>
8080 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
8081 is set only if DECL_NO_STATIC_CHAIN is unset.
8082 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
8083 (FOR_EACH_NEST_INFO): New.
8084 (walk_all_functions): Use it.
8085 (finalize_nesting_tree): Likewise.
8086 (unnest_nesting_tree): Likewise.
8087 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
8088 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
8089 (convert_gimple_call): Early out if gimple_call_chain already set.
8090 (convert_all_function_calls): Iterate until no new functions
8091 require a static chain.
8092 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
8093 when building a trampoline. Use dump_function_to_file instead
8095 (lower_nested_functions): Open dump_file. Validate that decls
8096 that have DECL_NO_STATIC_CHAIN from the front end don't have that
8097 bit reset by this pass.
8099 2009-09-16 Michael Matz <matz@suse.de>
8102 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
8103 shorten decl_common_unused.
8104 (DECL_RESTRICTED_P): New accessor.
8105 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
8106 to disambiguate marked decls and restrict pointers.
8108 2009-09-16 Richard Henderson <rth@redhat.com>
8111 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
8113 2009-09-16 Jakub Jelinek <jakub@redhat.com>
8115 * integrate.c (set_block_abstract_flags): Call
8116 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
8118 2009-09-16 Richard Guenther <rguenther@suse.de>
8121 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
8124 2009-09-16 DJ Delorie <dj@redhat.com>
8125 Kaz Kojima <kkojima@gcc.gnu.org>
8127 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
8128 (sh_expand_prologue): Update calls to output_stack_adjust.
8129 (sh_expand_epilogue): Likewise.
8131 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
8134 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
8135 trying to limit the extent of searches in the insn stream.
8137 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
8138 Jakub Jelinek <jakub@redhat.com>
8142 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
8144 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
8145 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
8146 (rs6000_savres_strategy): Always save FP registers inline if the
8147 target doesn't support hardware double-precision. Set the above
8148 bits in return value when needed.
8149 (rs6000_savres_routine_sym): Fix computation for cache selector.
8150 Mark the generated symbol as a function. Rename exitp argument to
8151 lr. Move code for determining the name of the symbol...
8152 (rs6000_savres_routine_name): ...here. New function. Add cases for
8153 getting the names right on AIX and 64-bit Linux.
8154 (savres_routine_name): New variable.
8155 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
8156 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
8157 on what the target routine uses as a base register. If savep && lr
8158 describe saving of r0 into memory slot.
8159 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
8160 line calls for AIX ABI.
8161 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
8162 determine FP save/restore functions.
8163 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
8164 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
8166 (rs6000_emit_epilogue): Adjust computation of restore_lr.
8167 Duplicate restoration of LR and execute the appropriate one
8168 depending on whether GPRs are being restored inline. Set r11 from
8169 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
8170 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
8171 Fix out of line calls for AIX ABI.
8172 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
8174 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
8176 (*restore_gpregs_spe): Likewise.
8177 (*return_and_restore_gpregs_spe): Likewise.
8178 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
8179 Define to empty string unconditionally.
8180 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
8181 Define to empty string unconditionally.
8182 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
8185 2009-09-15 Jan Hubicka <jh@suse.cz>
8187 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
8188 * params.def (inline-insns-auto): Likewise.
8190 2009-09-15 Martin Jambor <mjambor@suse.cz>
8192 * ipa-inline.c (estimate_function_body_sizes): Dump info about
8193 individual statements only at TDF_DETAILS dump level. Format
8194 source for 80 characters per line.
8196 2009-09-15 Christian Bruel <christian.bruel@st.com>
8198 * regrename.c (do_replace): Update REG_DEAD notes.
8200 2009-09-15 Revital Eres <eres@il.ibm.com>
8202 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
8203 * targhooks.c (default_builtin_support_vector_misalignment):
8204 New builtin function.
8205 * targhooks.h (default_builtin_support_vector_misalignment):
8207 * target.h (builtin_support_vector_misalignment):
8208 New field in struct gcc_target.
8209 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
8210 new builtin function.
8211 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
8213 * config/rs6000/rs6000.c
8214 (rs6000_builtin_support_vector_misalignment): New function.
8215 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
8217 2009-09-15 Jie Zhang <jie.zhang@analog.com>
8219 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
8221 (bfin_optimize_loop): Likewise.
8222 (bfin_gen_bundles): Likewise.
8223 (workaround_speculation): Likewise.
8224 (find_load): Return NULL_RTX for debug_insn.
8226 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
8228 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
8231 2009-09-14 DJ Delorie <dj@redhat.com>
8233 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
8234 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
8237 2009-09-14 Richard Henderson <rth@redhat.com>
8238 Jakub Jelinek <jakub@redhat.com>
8240 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
8241 * cfgbuild.c (make_edges): Handle asm goto.
8242 * cfglayout.c (fixup_reorder_chain): Likewise.
8243 * cfgrtl.c (patch_jump_insn): Likewise.
8244 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
8245 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
8246 (gimple_build_asm_vec): Add and use labels parameter.
8247 (gimple_build_asm): Remove.
8248 (walk_gimple_asm): Walk labels too.
8249 * gimple.def (GIMPLE_ASM): Update docs.
8250 * gimple.h: Update decls.
8251 (struct gimple_statement_asm): Change nc to use unsigned char;
8253 (gimple_asm_nlabels): New.
8254 (gimple_asm_label_op, gimple_asm_set_label_op): New.
8255 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
8256 into gimple_build_asm_vec.
8257 * jump.c (mark_jump_label_asm): New.
8258 (mark_jump_label): Use it.
8259 (redirect_jump_1): Handle asm goto.
8260 (invert_jump_1): Soft fail if X is null.
8261 * recog.c (extract_asm_operands): New.
8262 (asm_noperands): Use it; handle asm labels.
8263 (decode_asm_operands): Use extract_asm_operands.
8264 (asm_operand_ok): Properly handle empty string.
8265 * reg-stack.c (get_asm_operands_in_out): Rename from
8266 get_asm_operand_n_inputs; use extract_asm_operands; return both
8267 inputs and outputs by reference; update all callers.
8268 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
8269 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
8270 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
8271 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
8272 (extract_asm_operands): Declare.
8273 * stmt.c (expand_asm_operands): Add and use labels parameter.
8274 (check_unique_operand_names): Likewise.
8275 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
8276 (expand_asm_stmt): Handle asm labels.
8277 * tree-cfg.c (make_gimple_asm_edges): New.
8278 (make_edges): Use it.
8279 (cleanup_dead_labels): Handle asm labels.
8280 (is_ctrl_altering_stmt): Likewise.
8281 (gimple_redirect_edge_and_branch): Likewise.
8282 * tree.def (ASM_EXPR): Add 5th operand.
8283 * tree.h (ASM_LABELS): New.
8284 (resolve_asm_operand_names): Update decl.
8286 * c-parser.c (c_parser_asm_statement): Parse asm goto.
8287 (c_parser_asm_goto_operands): New.
8288 * c-tree.h (build_asm_expr): Update decl.
8289 * c-typeck.c (build_asm_expr): Add and use labels parameter.
8290 * doc/extend.texi: Document asm goto.
8292 2009-09-14 Richard Henderson <rth@redhat.com>
8294 * except.h: Update declarations.
8295 (struct pointer_map_t): Forward declare.
8296 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
8297 (struct eh_landing_pad_d, eh_landing_pad): New.
8298 (struct eh_catch_d, eh_catch): New.
8299 (struct eh_region_d): Remove next_region_sharing_label, aka,
8300 label, tree_label, landing_pad, post_landing_pad, resume,
8301 may_contain_throw. Rename region_number to index. Remove
8302 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
8303 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
8304 (VEC(eh_landing_pad,gc)): New.
8305 (struct eh_status): Remove last_region_number. Add lp_array,
8306 throw_stmt_table, ttype_data, ehspec_data.
8307 (ehr_next, FOR_ALL_EH_REGION_AT): New.
8308 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
8309 * except.c (lang_protect_cleanup_actions): Return tree.
8310 (struct ehl_map_entry): Remove.
8311 (init_eh_for_function): Push zero entries for region and lp_array.
8312 (gen_eh_region): Add to region_array immediately.
8313 (gen_eh_region_catch): Operate on eh_catch objects.
8314 (gen_eh_landing_pad): New.
8315 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
8316 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
8317 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
8318 (get_eh_landing_pad_from_number_fn): New.
8319 (get_eh_landing_pad_from_number): New.
8320 (get_eh_region_from_lp_number_fn): New.
8321 (get_eh_region_from_lp_number): New.
8322 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
8323 (get_exception_pointer, get_exception_filter): Remove.
8324 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
8325 (current_function_has_exception_handlers): Simplify.
8326 (bring_to_root, eh_region_replaceable_by_p): Remove.
8327 (replace_region, hash_type_list, hash_eh_region): Remove.
8328 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
8329 (label_to_region_map, num_eh_regions): Remove.
8330 (get_next_region_sharing_label, must_not_throw_labels): Remove.
8331 (find_exception_handler_labels): Remove.
8332 (duplicate_eh_regions_0, find_prev_try): Remove.
8333 (struct duplicate_eh_regions_data): New.
8334 (duplicate_eh_regions_1): Rewrite.
8335 (duplicate_eh_regions): Return a pointer map instead of an
8337 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
8338 (redirect_eh_edge_to_label): Remove.
8339 (eh_region_outermost): Rewrite using eh_region pointers
8340 instead of integers.
8341 (add_ttypes_entry): Update for ttype_data move to eh_status.
8342 (add_ehspec_entry): Rewrite with VEC instead of varray.
8343 (assign_filter_values): Likewise. Export.
8344 (build_post_landing_pads, connect_post_landing_pads): Remove.
8345 (dw2_build_landing_pads): Rewrite to use lp_array.
8346 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
8347 (sjlj_assign_call_site_values): Rewrite to use lp_array.
8348 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
8349 (sjlj_mark_call_sites): Update for landing pad numbers.
8350 (finish_eh_generation): Rewrite.
8351 (gate_handle_eh): Do nothing for no eh tree.
8352 (pass_rtl_eh): Move up near finish_eh_generation.
8353 (remove_eh_landing_pad): New.
8354 (remove_eh_handler): Export.
8355 (remove_eh_region, remove_eh_handler_and_replace): Remove.
8356 (for_each_eh_label): Rewrite to use lp_array.
8357 (make_reg_eh_region_note): New.
8358 (make_reg_eh_region_note_nothrow_nononlocal): New.
8359 (insn_could_throw_p): New.
8360 (copy_reg_eh_region_note_forward): New.
8361 (copy_reg_eh_region_note_backward): New.
8362 (check_handled, add_reachable_handler): Remove.
8363 (reachable_next_level, foreach_reachable_handler): Remove.
8364 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
8365 (get_eh_region_and_lp_from_rtx): New.
8366 (get_eh_region_from_rtx): New.
8367 (can_throw_internal_1, can_throw_external_1): Remove.
8368 (can_throw_internal): Use get_eh_region_from_rtx.
8369 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
8370 (insn_nothrow_p, can_nonlocal_goto): New.
8371 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
8372 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
8373 (add_action_record): Use VEC not varray.
8374 (collect_one_action_chain): Update for eh_region changes.
8375 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
8376 Use get_eh_region_and_lp_from_rtx.
8377 (gate_convert_to_eh_region_ranges): New.
8378 (pass_convert_to_eh_region_ranges): Use it.
8379 (push_uleb128, push_sleb128): Use VEC not varray.
8380 (output_one_function_exception_table): Likewise.
8381 (dump_eh_tree): Update for eh_region changes.
8382 (verify_eh_tree): Likewise.
8383 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
8384 * tree-eh.c: Include target.h.
8385 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
8386 Don't disallow GIMPLE_RESX; adjust argument check.
8387 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
8388 (record_stmt_eh_region): Update for landing pad numbers;
8389 generate a landing pad if necessary.
8390 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
8391 (remove_stmt_from_eh_lp_fn): Similarly.
8392 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
8393 Update for lp numbers; don't special case missing throw_stmt_table.
8394 (lookup_expr_eh_lp): Similarly.
8395 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
8396 (eh_seq, eh_region_may_contain_throw): New.
8397 (struct leh_state): Add ehp_region.
8398 (struct leh_tf_state): Remove eh_label.
8399 (emit_post_landing_pad): New.
8400 (emit_resx, emit_eh_dispatch): New.
8401 (note_eh_region_may_contain_throw): New.
8402 (frob_into_branch_around): Take eh_region not eh label;
8403 emit eh code into eh_seq.
8404 (honor_protect_cleanup_actions): Early exit for no actions. Don't
8405 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
8406 lower_eh_must_not_throw. Emit code to eh_seq.
8407 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
8408 (lower_try_finally_onedest): Likewise.
8409 (lower_try_finally_copy): Likewise.
8410 (lower_try_finally_switch): Likewise.
8411 (lower_try_finally): Initialize ehp_region.
8412 (lower_catch): Update for eh_catch objects.
8413 (lower_eh_filter): Don't handle must_not_throw.
8414 (lower_eh_must_not_throw): New.
8415 (lower_cleanup): Don't set eh_label.
8416 (lower_eh_constructs_2): Resolve eh builtins.
8417 Handle GIMPLE_EH_MUST_NOT_THROW.
8418 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
8419 Add eh_seq to the end of the function body.
8420 (make_eh_dispatch_edges): New.
8421 (make_eh_edge): Remove.
8422 (make_eh_edges): Simplify for landing pads.
8423 (redirect_eh_edge_1): New.
8424 (redirect_eh_edge): Use it.
8425 (redirect_eh_dispatch_edge): New.
8426 (stmt_could_throw_p): Use a switch. Allow RESX.
8427 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
8428 (stmt_can_throw_internal): Likewise.
8429 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
8430 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
8431 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
8432 (gate_refactor_eh): New.
8433 (pass_refactor_eh): Use it.
8434 (lower_resx, execute_lower_resx, pass_lower_resx): New.
8435 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
8436 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
8437 (remove_unreachable_handlers): Rename from
8438 tree_remove_unreachable_handlers; rewrite for landing pads;
8439 call remove_eh_handler directly.
8440 (remove_unreachable_handlers_no_lp): New.
8441 (unsplit_eh, unsplit_all_eh): New.
8442 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
8443 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
8444 (cleanup_empty_eh_unsplit): New.
8445 (cleanup_empty_eh): Rewrite.
8446 (cleanup_all_empty_eh): New.
8447 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
8448 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
8449 (gate_cleanup_eh): New.
8450 (pass_cleanup_eh): Use it.
8451 (verify_eh_edges): Move later in file. Expect one EH edge.
8452 (verify_eh_dispatch_edge): New.
8454 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
8455 (gtype-desc.o): Add TARGET_H.
8456 (tree.o): Use EXCEPT_H, not except.h.
8457 (cfgbuild.o): Add EXPR_H.
8458 (GTFILES): Add vecprim.h.
8459 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
8460 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
8461 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
8462 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
8463 * calls.c (emit_call_1): Use make_reg_eh_region_note.
8464 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
8465 calls to can_throw_internal.
8466 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
8467 (make_edges): Don't handle RESX; use can_nonlocal_goto.
8468 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
8469 (expand_gimple_stmt): Use make_reg_eh_region_note.
8470 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
8471 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
8472 or find_exception_handler_labels.
8473 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
8474 there is exacly one EH edge. Use can_nonlocal_goto and
8476 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
8477 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
8478 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
8479 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
8480 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
8481 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
8482 * dse.c (scan_insn): Use insn_could_throw_p.
8483 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
8484 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
8485 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
8486 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
8487 EXC_PTR_EXPR or FILTER_EXPR.
8488 (tree_expr_nonzero_warnv_p): Likewise.
8489 * function.h: Include vecprim.h, not varray.h
8490 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
8491 move ttype_data and ehspec_data members to struct eh_status; change
8492 action_record_data member to a VEC.
8493 * gcse.c (hash_scan_set): Use can_throw_internal.
8494 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
8495 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
8496 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
8497 (block_may_fallthru): Don't handle RESX_EXPR.
8498 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
8499 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
8500 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
8501 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
8502 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
8503 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
8504 (gimple_size): Likewise.
8505 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
8506 (gimple_build_resx): Use gimple_build_with_ops.
8507 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
8508 (is_gimple_val): Likewise.
8509 (is_gimple_stmt): Remove RESX_EXPR.
8510 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
8511 (GIMPLE_RESX): Reorder with other EH constructs.
8512 * gimple.h (struct gimple_statement_eh_mnt): New.
8513 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
8514 (gimple_eh_filter_must_not_throw): Remove.
8515 (gimple_eh_filter_set_must_not_throw): Remove.
8516 (gimple_eh_must_not_throw_fndecl): New.
8517 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
8518 (is_gimple_resx): New.
8519 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
8520 Don't copy EH_FILTER_MUST_NOT_THROW.
8521 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
8522 * ipa-inline.c (estimate_function_body_sizes): Don't try to
8523 handle must_not_throw_labels specially.
8524 * ipa-pure-const.c (check_call): Update debug statement for LP.
8525 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
8526 * ipa-utils.c (get_base_var): Likewise.
8527 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
8528 * lower-subreg.c (move_eh_region_note): Remove.
8529 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
8530 * omp-low.c (new_omp_context): Update for eh_lp_nr.
8531 (create_task_copyfn): Likewise.
8532 (maybe_catch_exception): Use gimple_build_eh_filter.
8533 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
8534 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
8535 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
8536 and pass_lower_resx.
8537 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
8538 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
8539 can_throw_internal, can_nonlocal_goto.
8540 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
8541 copy_reg_eh_region_note_forward.
8542 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
8543 (emit_output_reload_insns): Likewise.
8544 (copy_eh_notes): Remove.
8545 * rtl.def (RESX): Remove.
8546 * rtl.h: Update declarations.
8547 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
8548 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
8549 (update_eh_label): Remove.
8550 (cleanup_dead_labels_eh): New.
8551 (cleanup_deal_labels): Use it instead of update_eh_label.
8552 (gimple_merge_blocks): Update landing pad data structure when
8553 removing a landing pad label.
8554 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
8555 test; handle GIMPLE_EH_MUST_NOT_THROW.
8556 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
8557 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
8558 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
8559 (verify_stmt): Likewise. Verify landing pads.
8560 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
8561 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
8562 (struct move_stmt_d): Add eh_map.
8563 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
8564 (move_stmt_r): Remap eh region numbers in builtin calls,
8565 resx and eh_dispatch.
8566 (move_block_to_fn): Remove eh_offset parameter. Use
8567 maybe_duplicate_eh_stmt_fn.
8568 (find_outermost_region_in_block): Operate on eh_region pointers
8569 instead of region numbers.
8570 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
8571 duplicate_eh_regions.
8572 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
8573 test earlier. Disallow EH landing pads.
8574 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
8575 * tree-flow.h: Update declarations.
8576 (struct tree_ann_common_d): Replace rn with lp_nr.
8577 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
8578 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
8579 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
8580 resx and eh_dispatch.
8581 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
8582 (copy_edges_for_bb): Use make_eh_dispatch_edges.
8583 (copy_cfg_body): Expect eh_map instead of eh_region_offset
8584 from duplicate_eh_regions.
8585 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
8586 update RESX; handle EH_DISPATCH.
8587 (expand_call_inline): Set eh_lp_nr, not eh_region.
8588 (maybe_inline_call_in_expr): Likewise.
8589 * tree-inline.h (struct copy_body_data): Replace eh_region with
8590 eh_lp_nr, eh_region_offset with eh_map.
8591 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
8592 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
8593 * tree-pretty-print.c (dump_generic_node): Don't handle
8594 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
8595 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
8596 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
8597 EXC_PTR_EXPR, FILTER_EXPR.
8598 * tree-ssa-operands.c (get_expr_operands): Likewise.
8599 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
8600 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
8601 (ao_ref_init_from_vn_reference): Likewise.
8602 * tree-ssa-sink.c (statement_sink_location): Likewise.
8603 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
8604 (mark_virtual_phi_result_for_renaming): Export. Tidy.
8605 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
8606 EXC_PTR_EXPR, FILTER_EXPR.
8607 (is_exception_related): Remove.
8608 (compute_avail): Don't call it.
8609 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
8610 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
8611 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
8612 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
8614 (build_resx): Remove.
8615 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
8616 * tree.h: Update declarations.
8617 (EH_FILTER_MUST_NOT_THROW): Remove.
8618 (struct tree_label_decl): Add eh_landing_pad_nr.
8619 (EH_LANDING_PAD_NR): New.
8620 * value-prof.c (gimple_ic): Tidy variable names. Update for
8621 landing pad numbers.
8622 (gimple_stringop_fixed_value): Tidy variable names. Assert
8623 that neither call stmt can throw.
8624 * vecprim.h (uchar): New.
8625 (VEC(uchar,heap), VEC(uchar,gc)): New.
8627 * c-common.c (c_define_builtins): Update call to
8628 build_common_builtin_nodes.
8629 * c-parser.c (c_parse_file): Don't call
8630 default_init_unwind_resume_libfunc.
8632 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
8634 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
8635 (mips_cprestore_address_p): Likewise.
8636 (mips_save_gp_to_cprestore_slot): Likewise.
8637 (mips_restore_gp): Rename to...
8638 (mips_restore_gp_from_cprestore_slot): ...this.
8639 (mips_must_initialize_gp_p): Declare.
8640 (mips_emit_save_slot_move): Likewise.
8641 (mips_output_load_label): Return nothing.
8642 (mips_eh_uses): Declare.
8643 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
8644 (TARGET_CPRESTORE_DIRECTIVE): New macro.
8645 (TARGET_ABSOLUTE_JUMPS): Likewise.
8646 (EH_USES): Likewise.
8647 (FIRST_PSEUDO_REGISTER): Update comment.
8648 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
8649 (MIPS_CALL): ...here.
8650 (REGISTER_NAMES): Add $cprestore.
8651 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
8652 Add load_label_length, has_inflexible_gp_insn_p,
8653 has_flexible_gp_insn_p, must_initialize_gp_p and
8654 must_restore_gp_when_clobbered_p.
8655 (mips_expand_call): Don't generate split instructions here.
8656 (mips_split_call): Update the call to mips_restore_gp after
8657 the above name change.
8658 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
8659 (mips_find_gp_ref): New function.
8660 (mips_insn_has_inflexible_gp_ref_p): Likewise.
8661 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
8662 (mips_insn_has_flexible_gp_ref_p): Likewise.
8663 (mips_cfun_has_flexible_gp_ref_p): Likewise.
8664 (mips_function_has_gp_insn): Delete.
8665 (mips_global_pointer): Drop the df_regs_ever_live_p check.
8666 Use the new functions above. Only return INVALID_REGNUM
8667 for TARGET_ABSOLUTE_JUMPS.
8668 (mips_must_initialize_gp_p): New function.
8669 (mips_get_cprestore_base_and_offset): New function, extracted from...
8670 (mips_cprestore_slot): ...here. Take a bool parameter.
8671 (mips_cfun_has_cprestore_slot_p): New function.
8672 (mips_cprestore_address_p): Likewise.
8673 (mips_save_gp_to_cprestore_slot): Likewise.
8674 (mips_restore_gp): Rename to...
8675 (mips_restore_gp_from_cprestore_slot): ...this. Assert
8676 epilogue_completed. Update the call to mips_cprestore_slot.
8677 Test cfun->machine->must_restore_gp_when_clobbered_p.
8678 (mips_direct_save_slot_move_p): New function.
8679 (mips_emit_save_slot_move): Likewise.
8680 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
8681 of cfun->machine->global_pointer.
8682 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
8683 (mips_save_reg): Use mips_emit_save_slot_move.
8684 (mips_expand_prologue): Set must_initialize_gp_p.
8685 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
8686 for all cprestore saves. Emit a use_cprestore instruction after
8687 setting up the cprestore slot.
8688 (mips_restore_reg): Use mips_emit_save_slot_move.
8689 (mips_process_load_label): New function.
8690 (mips_load_label_length): Likewise.
8691 (mips_output_load_label): Don't return asm: output it here instead.
8692 Use mips_process_load_label.
8693 (mips_adjust_insn_length): Adjust the length of branch instructions
8694 that have length MAX_PIC_BRANCH_LENGTH.
8695 (mips_output_conditional_branch): Update the call to
8696 mips_output_load_label. Assume the branch target is OPERANDS[0]
8697 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
8698 (mips_output_order_conditional_branch): Swap the meaning of
8699 OPERANDS[0] and OPERANDS[1].
8700 (mips_variable_issue): Don't count ghost instructions.
8701 (mips_expand_ghost_gp_insns): New function.
8702 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
8703 (mips_output_mi_thunk): Set must_initialize_gp_p.
8704 (mips_eh_uses): New function.
8705 * config/mips/predicates.md (cprestore_save_slot_operand)
8706 (cprestore_load_slot_operand): New predicates.
8707 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
8708 (UNSPEC_MOVE_GP): Likewise.
8709 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
8710 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
8711 (CPRESTORE_SLOT_REGNUM): New register.
8712 (MAX_PIC_BRANCH_LENGTH): New constant.
8713 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
8714 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
8715 branches. Fix commentary.
8716 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
8717 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
8718 Change type to "ghost".
8719 (loadgp_absolute_<mode>): Likewise.
8720 (loadgp_rtp_<mode>): Likewise.
8721 (copygp_mips16): Likewise.
8722 (loadgp_blockage): Remove redundant mode attribute.
8723 (potential_cprestore): New instruction.
8724 (cprestore): Turn into an unspec set.
8725 (use_cprestore): New instruction.
8726 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
8727 (*branch_fp_inverted): Likewise.
8728 (*branch_order<mode>): Likewise.
8729 (*branch_order<mode>_inverted): Likewise.
8730 (*branch_equality<mode>): Likewise.
8731 (*branch_equality<mode>_inverted): Likewise.
8732 (*branch_bit<bbv><mode>): Likewise.
8733 (*branch_bit<bbv><mode>_inverted): Likewise.
8734 (*branch_equality<mode>_mips16): Remove redundant mode.
8735 (jump): Turn into a define_expand.
8736 (*jump_absolute): New instruction.
8737 (*jump_pic): Likewise.
8738 (*jump_mips16): Rename previously-unnamed pattern. Remove
8739 redundant mode attribute.
8740 (restore_gp): Split on epilogue_completed rather than
8741 reload_completed. Change type to "ghost".
8742 (move_gp<mode>): New instruction.
8743 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
8744 Remove redundant mode attribute.
8745 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
8746 (bc1any4f, bc1any2t, bc1any2f): Likewise.
8747 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
8749 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
8752 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
8753 are returned in the same register (vs34 or v2) that Altivec vector
8754 types are returned in.
8755 (rs6000_libcall_value): Ditto.
8758 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
8759 instead of explicit addsi3/adddi3 calls.
8760 (rs6000_split_multireg_move): Ditto.
8761 (rs6000_emit_allocate_stack): Ditto.
8762 (rs6000_emit_prologue): Ditto.
8763 (rs6000_output_mi_thunk): Ditto.
8765 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
8766 size is 64 bits if we can use 64-bit registers.
8768 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
8770 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
8773 From Jie Zhang <jie.zhang@analog.com>:
8774 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
8775 save FP and RETS with saveall attribute.
8776 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
8777 with saveall attribute.
8779 * config/bfin/bfin.c (bfin_expand_builtin,
8780 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
8783 From Jie Zhang <jie.zhang@analog.com>:
8784 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
8785 before use in two places.
8786 * config/bfin/bfin.md (AREG): Define mode iterator.
8787 (reload_in, reload_out): Use mode iterator AREG.
8789 2009-09-14 Richard Guenther <rguenther@suse.de>
8792 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
8793 EH personality path.
8795 2009-09-13 Richard Guenther <rguenther@suse.de>
8796 Rafael Avila de Espindola <espindola@google.com>
8798 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
8799 (LANG_HOOKS_EH_PERSONALITY): Likewise.
8800 (LANG_HOOKS_INITIALIZER): Adjust.
8801 (lhd_pass_through_t): Declare.
8802 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
8804 * langhooks.c (lhd_pass_through_t): New function.
8805 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
8806 dwarf2out_begin_prologue): Use personality from current_function_decl.
8807 * expr.h (get_personality_function): Declare.
8808 * expr.c (get_personality_function): New function.
8809 (build_personality_function): Likewise.
8810 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
8811 (eh_personality_libfunc): Remove.
8812 * optabs.c (build_libfunc_function): New function split out from ...
8813 (init_one_libfunc): ... here.
8814 * tree.h (DECL_FUNCTION_PERSONALITY): New.
8815 (tree_function_decl): Add personality.
8816 (lhd_gcc_personality): Declare.
8817 (build_personality_function): Likewise.
8818 * tree.c (gcc_eh_personality_decl): New.
8819 (lhd_gcc_personality): New function.
8820 * except.h (lang_eh_runtime_type): Remove.
8821 (enum eh_personality_kind): New.
8822 (build_personality_function): Declare.
8823 (function_needs_eh_personality): Declare.
8824 * except.c (lang_eh_runtime_type): Remove.
8825 (function_needs_eh_personality): New function.
8826 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
8827 (sjlj_emit_function_enter, output_function_exception_table):
8828 Use personality from current_function_decl.
8829 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
8830 * tree-inline.c (tree_can_inline_p): Do not inline across different
8832 (expand_call_inline): Likewise. Adjust the callers EH personality.
8833 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
8834 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
8835 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
8836 (c-parser.o): Likewise
8837 * c-tree.h (c_eh_initialized_p): Remove.
8838 (c_maybe_initialize_eh): Likewise.
8839 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
8840 (finish_decl): Don't call c_maybe_initialize_eh.
8841 (c_eh_initialized_p): Remove.
8842 (c_maybe_initialize_eh): Likewise.
8843 * c-parser.c (c_parser_omp_construct): Likewise.
8844 (c_parse_file): Initialize exception handling.
8846 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
8848 * config.gcc (tm_file): Remove i386/biarch32.h
8849 for i?86-w64-mingw* case.
8850 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
8852 * config.host: Set for x64 mingw the option
8853 use_long_long_for_widest_fast_int to yes.
8855 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
8857 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
8858 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
8859 (dbxout_begin_function): Likewise.
8860 * final.c (dwarf2_debug_info_emitted_p): New predicate.
8861 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
8862 set on the function.
8863 (final_end_function): Likewise.
8864 (final_scan_insn): Likewise.
8865 (rest_of_handle_final): Likewise.
8866 * varasm.c (assemble_start_function): Likewise.
8867 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
8869 2009-09-12 Jason Merrill <jason@redhat.com>
8871 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
8872 * opts.c (common_handle_option): constify.
8874 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
8876 * doc/install.texi (avr): Remove obsolete reference site.
8878 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
8880 * doc/install.texi (Binaries): Adjust AIX link.
8882 2009-09-12 Akim Demaille <demaille@gostai.com>
8884 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
8885 Use an imperative sentence.
8887 2009-09-11 Richard Henderson <rth@redhat.com>
8889 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
8890 structure-name and has-tree-operands arguments; update all entries.
8891 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
8893 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
8894 (gsstruct_code_size): New.
8895 (gss_for_code_): New.
8896 (gss_for_code): Remove.
8897 (gimple_size): Rewrite using gsstruct_code_size.
8898 (gimple_statement_structure): Move to gimple.h.
8899 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
8900 (gss_for_code, gimple_statement_structure): New.
8901 (gimple_ops): Use new arrays; tidy.
8903 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8905 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
8906 operand to be a PLUS expression.
8907 * config/pa/pa.c (pa_secondary_reload): Likewise.
8909 2009-09-11 Jakub Jelinek <jakub@redhat.com>
8911 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
8913 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
8916 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
8918 From Jie Zhang <jie.zhang@analog.com>:
8919 * doc/extend.texi (node Function Attributes): Document l2
8921 (node Blackfin Variable Attributes): Document l2 variable attributes.
8923 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
8925 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
8926 to match the system compiler's configuration at inflection point.
8927 Add comment to remark a remaining difference with system compiler.
8929 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
8930 * configure: Regenerate.
8932 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
8934 From Jie Zhang <jie.zhang@analog.com>:
8935 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
8936 (bfin_handle_l2_attribute): New.
8937 (bfin_attribute_table): Add l2 attribute.
8939 2009-09-11 Michael Matz <matz@suse.de>
8942 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
8943 on the local_decls list.
8945 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
8949 * cselib.c (cselib_expand_value_rtx_cb): Document callback
8951 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
8952 for VALUEs, to implement the documented interface.
8953 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
8954 Adjust for VALUEs and anything else, to implement the
8955 documented interface.
8957 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
8959 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
8960 with actual SPE/paired vector modes before using 64-bit alignment.
8961 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
8963 2009-09-10 DJ Delorie <dj@redhat.com>
8965 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
8968 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
8969 * config/mep/mep.c (mep_legitimate_constant_p): New.
8970 * config/mep/mep-protos.h: Prototype it.
8972 2009-09-10 Richard Henderson <rth@redhat.com>
8974 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
8976 2009-09-10 Jason Merrill <jason@redhat.com>
8978 * tree.c (chain_index): New fn.
8979 * tree.h: Declare it.
8981 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8983 * config/sol2-c.c (cmn_err_length_specs): Initialize
8984 scalar_identity_flag.
8986 2009-09-10 Richard Henderson <rth@redhat.com>
8988 * tree.h (struct tree_decl_common): Move align member earlier;
8989 move label_decl_uid member ...
8990 (struct tree_label_decl): ... here.
8991 (LABEL_DECL_UID): Update to match.
8993 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
8996 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
8997 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
8999 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
9000 dest_prev if the edge is complex.
9002 * tree-cfg.c (is_ctrl_stmt): Use a switch.
9004 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
9005 loop latch tests earlier.
9007 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
9008 before GIMPLE_RETURN, not after its predecessor; insert
9011 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
9012 gimple_seq_empty_p to test for no PHI nodes.
9013 * tree-cfg.c (split_critical_edges): Likewise.
9015 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
9017 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
9019 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
9020 introduced by the VTA branch merge.
9022 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
9024 * ira-conflicts.c: Use fputs or putc instead of fprintf
9028 * tree-switch-conversion.c: Ditto.
9030 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
9032 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
9033 introduced by the VTA branch merge.
9035 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
9038 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
9040 PR rtl-optimization/39779
9041 * expr.c (convert_modes): Return when mode == oldmode after
9042 CONST_INTs are processed.
9044 2009-09-10 Nick Clifton <nickc@redhat.com>
9046 * config/mep/mep.c (mep_encode_section_info): Copy weakness
9047 attribute and referring decl when creating renamed symbol.
9049 2009-09-10 Richard Guenther <rguenther@suse.de>
9052 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
9054 (cgraph_finalize_compilation_unit): Compute reachability
9055 before emitting thunks. Properly process aliases before
9056 possibly removing unreachable nodes.
9058 2009-09-10 Richard Guenther <rguenther@suse.de>
9061 * tree.c (struct free_lang_data_d): Add worklist member.
9062 (find_decls_types_r): Push onto the worklist instead of recursing.
9063 Handle TREE_BINFOs properly.
9064 (find_decls_types): New function wrapped around find_decls_types_r
9065 to process the worklist.
9066 (find_decls_types_in_eh_region): Use it.
9067 (find_decls_types_in_node): Likewise.
9068 (find_decls_types_in_var): Likewise.
9069 (free_lang_data_in_cgraph): Likewise. Free the worklist.
9070 * tree.h (RECORD_OR_UNION_TYPE_P): New.
9071 (AGGREGATE_TYPE_P): Adjust.
9073 2009-09-09 Jason Merrill <jason@redhat.com>
9075 * configure.ac: Check glibc version even if we have an in-tree
9078 2009-09-09 Anthony Green <green@moxielogic.com>
9080 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
9081 the constant 0 when appropriate.
9082 * config/moxie/constraints.md: Add constraint O.
9084 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
9085 to pass up to 6 32-bit argument values in registers.
9086 (moxie_function_arg): Ditto.
9087 (moxie_arg_partial_bytes): Ditto.
9088 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
9089 (REG_PARM_STACK_SPACE): Ditto.
9090 (FUNCTION_ARG_REGNO_P): Ditto.
9092 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
9093 instruction to allocate stack space.
9095 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
9097 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
9098 unnecessarily stringent constraints. Fix address
9099 calculation in the splitters.
9101 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
9103 PR rtl-optimization/39779
9104 * expr.c (convert_modes): Return when mode == oldmode after
9105 CONST_INTs are processed.
9107 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
9110 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
9111 (ix86_expand_prologue): Take frame.padding0 into logic of
9113 (ix86_expand_epilogue): Likewise.
9115 2009-09-09 Jakub Jelinek <jakub@redhat.com>
9117 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
9119 (SHLIB_LINK, SHLIB_INSTALL): Use them.
9120 * config/t-slibgcc-libgcc: New file.
9121 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
9123 2009-09-09 Martin Jambor <mjambor@suse.cz>
9125 PR tree-optimization/41089
9126 * tree-sra.c (find_var_candidates): Do not consider va_lists in
9129 2009-09-09 Richard Henderson <rth@redhat.com>
9131 * gimple.h (CASE_GIMPLE_OMP): New.
9132 (is_gimple_omp): Use it.
9133 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
9134 (verify_gimple_debug): Likewise.
9136 2009-09-09 Richard Guenther <rguenther@suse.de>
9138 PR tree-optimization/41101
9139 * tree-ssa-pre.c (maximal_set): Remove.
9140 (compute_antic_aux): Treat the maximal set as implicitly all ones.
9141 Defer all blocks we didn't visit at least one successor.
9142 (add_to_exp_gen): Do not add to the maximal set.
9143 (make_values_for_phi): Likewise.
9144 (compute_avail): Likewise.
9145 (init_pre): Do not allocate the maximal set.
9146 (execute_pre): Do not dump it.
9148 2009-09-09 Martin Jambor <mjambor@suse.cz>
9150 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
9151 an SSA_NAME rather than a is_gimple_variable.
9153 2009-09-09 Richard Guenther <rguenther@suse.de>
9156 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
9157 code dealing with plain pointer bases.
9158 (maybe_fold_offset_to_reference): Likewise.
9159 (maybe_fold_stmt_addition): Adjust.
9161 2009-09-09 Richard Guenther <rguenther@suse.de>
9163 * tree.c (free_lang_data_in_type): Do not free the type variant
9165 (free_lang_data): Merge char_type_node with its properly signed
9167 (pass_ipa_free): Collect after freeing language specific data.
9169 2009-09-09 Michael Matz <matz@suse.de>
9172 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
9173 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
9174 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
9177 2009-09-08 DJ Delorie <dj@redhat.com>
9179 * config/mep/mep.c (conversions[]): Add "ml" pattern.
9181 2009-09-04 Jason Merrill <jason@redhat.com>
9183 * tree.c (tree_find_value): Remove.
9184 * tree.h: Remove prototype.
9185 * varasm.c (assemble_external): Use value_member instead.
9187 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
9189 * toplev.c (process_options): Choose default debugging type when
9190 gtoggle enables debug info and type is unset.
9192 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
9196 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
9199 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
9201 * configure: Rebuilt with modified libtool.m4.
9203 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
9208 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
9210 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
9212 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
9213 (remove_statement): Likewise.
9214 (rewrite_use_nonlinear_expr): Adjust.
9215 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
9216 * tree-ssa.c (release_defs_bitset): ... this. New.
9217 * tree-flow.h (release_defs_bitset): Declare.
9219 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
9222 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
9223 in the middle block.
9225 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
9227 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
9228 via intptr_t to long type.
9229 (insert_operand_rank): Cast long type via intptr_t to
9231 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
9233 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
9234 from pointer to unsigned via uintptr_t.
9236 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
9237 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
9239 * configure: Regenerated.
9240 * config.in: Regenerated
9241 * system.h (stdint.h): Add include.
9242 (inttypes.h): Likewise.
9243 * Makefile.in (aclocal): Add config/stdint.m4.
9244 * aclocal.m4: Regenerated.
9246 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
9248 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
9250 (note_np_check_stores): New function.
9251 (harmless_null_pointer_p): New function.
9252 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
9253 changed. Take into account whether we're in the shadow of a condjump
9254 that tested NP_REG for NULL.
9255 Lose all code that tested for SEQUENCEs.
9256 (workaround_speculation): Avoid inserting NOPs for loads that are
9257 either always executed or a NULL pointer.
9259 2009-09-08 Jan Hubicka <jh@suse.cz>
9261 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
9262 * params.def (early-inlining-insns): Likewise.
9264 2009-09-08 Jakub Jelinek <jakub@redhat.com>
9266 PR rtl-optimization/41239
9267 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
9268 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
9270 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
9271 across calls, as the calls might not always return normally.
9272 (call_may_noreturn_p): New function.
9273 (deps_analyze_insn): Update last_function_call_may_noreturn list.
9274 (init_deps): Initialize it.
9275 (remove_from_deps): Also remove calls from
9276 last_function_call_may_noreturn list.
9278 2009-09-07 Richard Henderson <rth@redhat.com>
9280 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
9281 more VR->OPERANDS than LHS operands. Free LHS before returning.
9283 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
9285 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
9286 (attr "addrtype"): New member "spreg".
9287 Use it if mem_spfp_address_operand is true for the address.
9288 (attr "type"): New entry "stall".
9289 (cpu_unit "load"): New.
9290 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
9292 (insn_reservation "loadsp"): New.
9293 (insn_reservation "load_stall1"): New.
9294 (insn_reservation "load_stall3"): New.
9296 * config/bfin/predicates.md (const1_operand, const3_operand): New.
9297 (mem_p_address_operand): Exclude stack and frame pointer based
9299 (mem_spfp_address_operand): New; match them here.
9300 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
9301 (bfin_reorg): Call it if scheduling insns.
9302 (bfin_gen_bundles): Remove dummy insns created by
9303 add_sched_insns_for_speculation.
9305 From Jie Zhang <jie.zhang@analog.com>:
9306 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
9307 bfin_si_revision, bfin_workarounds): Move these ...
9308 * config/bfin/bfin.h: ... here.
9310 From Mike Frysinger <michael.frysinger@analog.com>
9311 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
9312 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
9313 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
9314 bf547m, bf548m, and bf549m.
9315 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
9316 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
9317 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
9318 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
9319 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
9320 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
9321 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
9322 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
9323 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
9324 bf542m, bf544m, bf547m, bf548m, and bf549m.
9326 From Jie Zhang <jie.zhang@analog.com>:
9327 * config/bfin/predicates.md (p_register_operand): New predicate.
9328 (dp_register_operand): New predicate.
9329 * config/bfin/bfin-protos.h (WA_05000074): Define.
9330 (ENABLE_WA_05000074): Define.
9331 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
9332 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
9333 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
9334 (define_attr addrtype): Allow load/store register to be P register.
9335 (define_attr storereg): New.
9336 (define_cpu_unit anomaly_05000074): New.
9337 (define_insn_reservation dsp32shiftimm): New.
9338 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
9339 (define_insn_reservation loadp): Cannot use slot2.
9340 (define_insn_reservation loadsp): Cannot use slot2.
9341 (define_insn_reservation storep): Cannot use slot2. Does not
9342 apply when working around 05000074.
9343 (define_insn_reservation storep_anomaly_05000074): New.
9344 (define_insn_reservation storei): Does not apply when working
9346 (define_insn_reservation storei_anomaly_05000074): New.
9347 (define_attr length): Add dsp32shiftimm case.
9348 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
9349 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
9350 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
9351 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
9352 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
9354 2009-09-07 Martin Jambor <mjambor@suse.cz>
9357 * tree-sra.c (create_artificial_child_access): Return NULL if
9358 build_ref_for_offset fails.
9359 (propagate_subacesses_accross_link): Allow build_ref_for_offset
9360 and create_artificial_child_access to fail.
9362 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
9365 * unwind-dw2.c (uw_init_context_1): Mark noinline.
9366 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
9367 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
9369 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
9371 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
9372 block, ensure it has an exit edge. Emit a barrier after a jump.
9374 2009-09-07 Nick Clifton <nickc@redhat.com>
9376 * gcc.c (this_is_linker_script): New variable. Like
9377 this_is_library_file but for the %T constructor.
9378 (end_going_arg): If this_is_linker_script is set then locate the
9379 script and insert a --script switch before it
9380 (do_spec_2): Initialise this_is_linker_script.
9381 (do_spec_1): Likewise. Handle %T construct.
9382 (eval_spec_function): Preserve this_is_linker_script.
9383 * doc/invoke.texi: Document %T construct in spec files.
9384 * config/m32c/m32c.h (LIB_SPEC): Use it.
9386 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9388 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
9389 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
9390 when volatile flag is set.
9391 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
9393 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
9396 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
9397 (combine_stack_adjustments_for_block): Allow insns between stack
9398 adjustments and stores with corresponding pre-(dec|inc)rement or
9399 pre-modify operation.
9401 2009-09-06 Jakub Jelinek <jakub@redhat.com>
9404 * combine-stack-adj.c (struct csa_memlist): Rename to...
9405 (struct csa_reflist): ... this. Rename mem field to ref.
9406 (free_csa_memlist): Rename to...
9407 (free_csa_reflist): ... this.
9408 (record_one_stack_memref): Rename to...
9409 (record_one_stack_ref): ... this. Handle also REG_P.
9410 (try_apply_stack_adjustment): Handle also REG_P.
9411 (struct record_stack_memrefs_data): Rename to...
9412 (struct record_stack_refs_data): ... this. Rename memlist field to
9414 (record_stack_memrefs): Rename to...
9415 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
9416 subexpressions instead of failing when a MEM contains SP references.
9417 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
9418 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
9420 2009-09-06 Richard Guenther <rguenther@suse.de>
9423 * tree.c (build_array_type): Do not record types marked
9424 with structural equality in the canonical type hashtable.
9426 2009-09-06 Richard Guenther <rguenther@suse.de>
9429 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
9431 2009-09-05 Richard Guenther <rguenther@suse.de>
9434 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
9436 2009-09-05 Richard Guenther <rguenther@suse.de>
9439 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
9441 2009-09-05 Richard Guenther <rguenther@suse.de>
9444 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
9445 before comparing function argument types.
9447 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
9450 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
9453 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
9456 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
9458 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
9459 locators before emit_insn is called.
9461 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
9464 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
9465 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
9466 (reginfo_init): Don't call allocate_reg_info.
9468 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
9471 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
9472 NONDEBUG_INSN_P instead of INSN_P.
9474 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
9477 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
9479 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
9482 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
9483 pattern of the split.
9485 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
9487 * toplev.c (process_options): Move setter of flag_var_tracking
9488 before other tests that depend on it. Move down setter of
9489 flag_rename_registers. Don't enable var-tracking-assignments
9490 by default if selective scheduling is enabled. Warn if both
9493 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
9495 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
9496 comment. Use switch statement to catch overlaps between rtx
9497 and tree codes. Accept FUNCTION_DECLs in addition to those in...
9498 (IS_DECL_CODE): ... here. Remove.
9499 (check_value_is_not_decl): Remove.
9500 (dv_from_decl, dv_from_value): Check after conversion.
9502 2009-09-04 Richard Guenther <rguenther@suse.de>
9505 * (cgraph_finalize_compilation_unit): Move finalizing aliases
9506 after emitting tunks. Move emitting thunks and ctors from ...
9507 (cgraph_optimize): ... here. Remove redundant
9508 cgraph_analyze_functions.
9509 * varasm.c (find_decl_and_mark_needed): Remove no longer
9511 (finish_aliases_1): Adjust check for thunk aliases.
9513 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
9515 * config/arm/arm.md (ctzsi2): Added braces
9516 to avoid warning that broke booststrap.
9518 2009-09-04 Martin Jambor <mjambor@suse.cz>
9520 PR tree-optimization/41112
9521 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
9522 handle variable-bounded arrays.
9523 (expr_with_var_bounded_array_refs_p): New function.
9524 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
9526 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
9528 * config/s390/2097.md: Removed two incorrect bypasses.
9529 (z10_fsimpdf): Fixed latency.
9530 (z10_fhex): New insn_reservation.
9531 (z10_floaddf): Fixed latency.
9532 (z10_floadsf): Fixed latency.
9533 (z10_ftrunctf): Fixed latency.
9534 (z10_ftruncdf): Fixed latency.
9535 * config/s390/s390.c (z10_cost): Fixed values.
9536 (s390_adjust_priority): Added z10 path.
9537 * config/s390/s390.md (type): Added fhex.
9538 (*mov<mode>_64dfp): Updated type attribute.
9539 (*mov<mode>_64): Updated type attribute.
9540 (*mov<mode>_31): Updated type attribute.
9541 (*mov<mode>"): Likewise.
9542 * config/s390/2084.md (x_fsimpdf): Updated condition.
9544 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
9546 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
9547 RTXs in the predicate for operand 1.
9549 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
9551 * config/arm/arm.md (UNSPEC_RBIT): New constant.
9552 (rbitsi2): New insn.
9553 (ctzsi2): New expand.
9554 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
9556 2009-09-03 Martin Jambor <mjambor@suse.cz>
9558 * tree-sra.c (duplicate_expr_for_different_base): Removed.
9559 (create_artificial_child_access): Use build_ref_for_offset instead
9560 of duplicate_expr_for_different_base.
9561 (propagate_subacesses_accross_link): Likewise.
9563 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
9565 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
9567 (mips16e_collect_argument_saves): Skip debug instructions.
9568 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
9569 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
9570 (r10k_insert_cache_barriers): Likewise.
9571 (mips_reorg_process_insns): Likewise.
9573 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
9576 * ira.c (update_equiv_reg): Remove check on class likely spill.
9578 2009-09-03 Jakub Jelinek <jakub@redhat.com>
9581 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
9582 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
9586 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
9587 the stack slot if it is passed by invisible reference.
9588 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
9589 by invisible reference.
9591 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
9593 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
9594 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
9595 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
9597 * config/bfin/sync.md: New file.
9598 * config/bfin/bfin.md: Include it.
9599 (UNSPEC_ATOMIC): New.
9600 (UNSPEC_ONES): Provide a unique number.
9602 From Jie Zhang <jie.zhang@analog.com>:
9603 * config/bfin/bfin.c (ret_regs): New.
9604 (must_save_fp_p): Don't return true because of frame_pointer_needed.
9605 (must_save_rets_p): New.
9606 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
9607 current_function_is_leaf.
9608 (do_link): Likewise.
9609 (do_unlink): Likewise.
9610 (expand_interrupt_handler_prologue): Use ret_regs array.
9611 (expand_interrupt_handler_epilogue): Use ret_regs array and
9612 pass return register to gen_return_internal.
9613 (bfin_expand_epilogue): Pass return register to
9614 gen_return_internal.
9615 (bfin_expand_call): Explicitly clobber RETS.
9616 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
9617 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
9618 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
9619 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
9621 (return_internal): Take a reg rtx rather than the register number.
9623 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
9625 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
9626 when comparing against estimated_loop_iterations_int return.
9628 2009-09-03 Richard Guenther <rguenther@suse.de>
9630 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
9631 eh_personality_libfunc.
9633 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
9635 * tree-parloops.c (separate_decls_in_region): Add space.
9637 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
9639 * tree-parloops.c (separate_decls_in_region): Change the condition
9640 checking if there are reductions in the loop.
9642 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
9644 PR tree-optimization/38275
9645 * tree-parloops.c (parallelize_loops): Replace profitability condition
9646 for expected number of iterations.
9648 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
9650 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
9651 (bootstrap-debug): Explain conditions in which it becomes default.
9652 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
9655 2009-09-03 Namhyung Kim <namhyung@gmail.com>
9657 * doc/invoke.texi (Optimize Options): Move
9658 -finline-small-functions to the -O2 list.
9660 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
9662 * toplev.c (process_options): Enable var-tracking-assignments
9663 by default if var-tracking is enabled.
9665 2009-09-02 David Daney <ddaney@caviumnetworks.com>
9667 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
9669 * emit-rtl.c (prev_nonnote_insn_bb): New function.
9670 * rtl.h (prev_nonnote_insn_bb): Declare it.
9672 2009-09-03 Diego Novillo <dnovillo@google.com>
9674 * cgraph.c (cgraph_node_for_decl): New.
9675 * cgraph.h (cgraph_node_for_decl): Declare.
9676 * tree.c (host_integerp): Return 0 if T is NULL.
9678 2009-09-03 Diego Novillo <dnovillo@google.com>
9680 * tree.h (struct alias_pair): Move from varasm.c.
9681 (alias_pairs): Likewise.
9682 (TYPE_MAXVAL): Define.
9683 (TYPE_MINVAL): Define.
9684 (iterative_hash_host_wide_int): Declare.
9685 (remove_unreachable_alias_pairs): Declare.
9686 * tree-pass.h (pass_ipa_free_lang_data): Declare.
9687 * diagnostic.c (default_diagnostic_starter): Make extern.
9688 (default_diagnostic_finalizer): Make extern.
9689 * diagnostic.h (default_diagnostic_starter): Declare.
9690 (default_diagnostic_finalizer): Declare.
9691 (default_tree_printer): Declare.
9692 * toplev.c (default_tree_printer): Make extern.
9694 2009-09-03 Richard Guenther <rguenther@suse.de>
9695 Diego Novillo <dnovillo@google.com>
9697 * cgraph.c (cgraph_add_new_function): Remove gimplification.
9698 * cgraphunit.c (cgraph_expand_function): Do not emit
9699 associated thunks from here.
9700 (cgraph_emit_thunks): New.
9701 (cgraph_optimize): Call it.
9702 Return if any IPA pass finds an error.
9703 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
9706 2009-09-03 Simon Baldwin <simonb@google.com>
9707 Rafael Espindola <espindola@google.com>
9708 Richard Guenther <rguenther@suse.de>
9709 Doug Kwan <dougkwan@google.com>
9710 Diego Novillo <dnovillo@google.com>
9712 * tree.c: Include tree-pass.h, langhooks-def.h,
9713 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
9714 (free_lang_data_in_type): New.
9715 (need_assembler_name_p): New.
9716 (free_lang_data_in_block): New.
9717 (free_lang_data_in_decl): New.
9718 (struct free_lang_data_d): New.
9719 (add_tree_to_fld_list): New.
9720 (find_decls_types_r): New.
9721 (get_eh_types_for_runtime): New.
9722 (find_decls_types_in_eh_region): New.
9723 (find_decls_types_in_node): New.
9724 (find_decls_types_in_var): New.
9725 (free_lang_data_in_cgraph): New.
9726 (free_lang_data): New.
9727 (gate_free_lang_data): New.
9728 (pass_ipa_free_lang_data): New.
9730 2009-09-03 Diego Novillo <dnovillo@google.com>
9732 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
9733 * langhooks.h (struct lang_hooks): Add field free_lang_data.
9734 (lang_hooks): Remove const qualifier.
9735 * ipa.c (cgraph_remove_unreachable_nodes): Call
9736 remove_unreachable_alias_pairs.
9737 * except.c (add_type_for_runtime): Check if TYPE has
9738 already been converted.
9739 (lookup_type_for_runtime): Likewise.
9740 (check_handled): Handle converted types.
9741 * varasm.c (remove_unreachable_alias_pairs): New.
9742 * gimple.c: Include demangle.h.
9743 (gimple_decl_printable_name): New.
9744 (gimple_fold_obj_type_ref): New.
9745 * gimple.h (gimple_decl_printable_name): Declare.
9746 (gimple_fold_obj_type_ref): Declare.
9747 * passes.c (init_optimization_passes): Add pass
9748 pass_ipa_free_lang_data.
9749 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
9750 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
9752 2009-09-03 Diego Novillo <dnovillo@google.com>
9754 * c-lang.c (lang_hooks): Remove const qualifier.
9756 2009-09-02 Loren James Rittle <ljrittle@acm.org>
9758 * doc/install.texi (*-*-freebsd*): Update target information.
9760 2009-09-02 Anatoly Sokolov <aesok@post.ru>
9762 * hard-reg-set.h (call_fixed_regs): Remove.
9763 * reginfo.c (call_fixed_regs): Remove.
9764 (init_reg_sets_1): Remove initialization of call_fixed_regs.
9765 (globalize_reg): Don't use call_fixed_regs.
9766 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
9769 2009-09-01 Michael Matz <matz@suse.de>
9771 * expr.h (emit_storent_insn, expand_expr_real_1,
9772 expand_expr_real_2): Declare.
9773 * expr.c (emit_storent_insn, expand_expr_real_1,
9774 expand_expr_real_2): Export.
9775 (store_expr): Setting and evaluating dont_return_target is useless.
9776 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
9777 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
9778 * except.c (expand_resx_expr): Rename to ...
9779 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
9780 * except.h (expand_resx_stmt): Declare.
9781 * stmt.c: Add include gimple.h
9782 (expand_asm_expr): Rename to ...
9783 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
9784 (expand_case): Rewrite to take gimple statement.
9785 * tree.h (expand_asm_stmt): Declare.
9786 (expand_case): Change prototype.
9787 * Makefile.in (stmt.o): Depend on gimple.h.
9788 * builtins.c (expand_builtin_synchronize): Build gimple asm
9789 statement, not an ASM_EXPR.
9790 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
9791 gimple_to_tree, release_stmt_tree): Remove.
9792 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
9793 ggc_free, but hold comparison code and operands separately.
9794 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
9795 (expand_call_stmt, expand_gimple_stmt_1,
9796 expand_gimple_stmt): New helpers.
9797 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
9798 release_stmt_tree. Call expand_gimple_stmt instead.
9799 (expand_gimple_basic_block): Ditto.
9801 * calls.c (emit_call_1): Don't look at EH regions here, make
9802 fntree parameter useless.
9803 (expand_call): New local rettype for TREE_TYPE(exp), use it
9804 throughout. Remove local p, use addr instead.
9805 Don't look at EH regions here.
9807 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
9809 * doc/invoke.texi (-fsched-pressure): Document it.
9810 (-fsched-reg-pressure-heuristic): Remove it.
9812 * reload.c (ira.h): Include.
9813 (find_reloads): Add choosing reload on number of small spilled
9816 * haifa-sched.c (ira.h): Include.
9817 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
9818 saved_reg_pressure, curr_reg_live, saved_reg_live,
9819 region_ref_regs): New variables.
9820 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
9821 initiate_reg_pressure_info, setup_ref_regs,
9822 initiate_bb_reg_pressure_info, save_reg_pressure,
9823 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
9825 (setup_insn_reg_pressure_info): New function.
9826 (rank_for_schedule): Add pressure checking and insn issue time.
9827 Remove comparison of insn reg weights.
9828 (ready_sort): Set insn reg pressure info.
9829 (update_register_pressure, setup_insn_max_reg_pressure,
9830 update_reg_and_insn_max_reg_pressure,
9831 sched_setup_bb_reg_pressure_info): New functions.
9832 (schedule_insn): Add code for printing and updating reg pressure info.
9833 (find_set_reg_weight, find_insn_reg_weight): Remove.
9834 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
9835 (debug_ready_list): Print reg pressure info.
9836 (schedule_block): Ditto. Check insn issue time.
9837 (sched_init): Set up sched_pressure_p. Allocate and set up some
9838 reg pressure related info.
9839 (sched_finish): Free some reg pressure related info.
9840 (fix_tick_ready): Make insn always ready if pressure_p.
9841 (init_h_i_d): Don't call find_insn_reg_weight.
9842 (haifa_finish_h_i_d): Free insn reg pressure info.
9844 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
9845 ira_memory_move_cost, ira_class_hard_regs,
9846 ira_class_hard_regs_num, ira_no_alloc_regs,
9847 ira_available_class_regs, ira_reg_class_cover_size,
9848 ira_reg_class_cover, ira_class_translate): Move to ira.h.
9850 * ira-lives.c (single_reg_class): Check mode to find how many
9851 registers are necessary for operand.
9852 (ira_implicitly_set_insn_hard_regs): New.
9854 * common.opt (fsched-pressure): New options.
9855 (fsched-reg-pressure-heuristic): Remove.
9857 * ira.c (setup_eliminable_regset): Rename to
9858 ira_setup_eliminable_regset. Make it external.
9859 (expand_reg_info): Pass cover class to setup_reg_classes.
9860 (ira): Call resize_reg_info instead of allocate_reg_info.
9862 * sched-deps.c: Include ira.h.
9863 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
9864 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
9865 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
9866 mark_insn_hard_regno_birth, mark_insn_reg_birth,
9867 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
9868 mark_insn_reg_store, mark_insn_reg_clobber,
9869 setup_insn_reg_pressure_info): New.
9870 (sched_analyze_1): Update implicit_reg_pending_uses.
9871 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
9872 Use them to create dependencies. Set insn reg uses and pressure
9873 info. Process reg_pending_uses in one place.
9874 (free_deps): Free implicit sets.
9875 (remove_from_deps): Remove implicit sets if necessary. Check
9876 implicit sets when clearing reg_last_in_use.
9877 (init_deps_global): Clear implicit_reg_pending_clobbers and
9878 implicit_reg_pending_uses.
9880 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
9881 ira_memory_move_cost, ira_class_hard_regs,
9882 ira_class_hard_regs_num, ira_no_alloc_regs,
9883 ira_available_class_regs, ira_reg_class_cover_size,
9884 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
9885 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
9886 ira_implicitly_set_insn_hard_regs): New prototypes.
9888 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
9889 cost_elements_num): New variables.
9890 (allocno_costs, total_costs): Rename to costs and
9891 total_allocno_costs.
9892 (COSTS_OF_ALLOCNO): Rename to COSTS.
9893 (allocno_pref): Rename to pref.
9894 (allocno_pref_buffer): Rename to pref_buffer.
9895 (common_classes): Rename to regno_cover_class.
9897 (record_reg_classes): Set allocno attributes only if allocno_p.
9898 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
9899 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
9900 and COSTS_OF_ALLOCNO.
9901 (print_costs): Rename to print_allocno_costs.
9902 (print_pseudo_costs): New.
9903 (process_bb_node_for_costs): Split into 2 functions with new
9904 function process_bb_for_costs. Pass BB to process_bb_for_costs.
9905 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
9906 new parameter dump_file. Use cost_elements_num instead of
9907 ira_allocnos_num. Make one iteration if preferred classes were
9908 already calculated for scheduler. Make 2 versions of code
9909 depending on allocno_p.
9910 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
9911 regno_cover_class and COSTS instead of common_classes and
9913 (init_costs, finish_costs): New.
9914 (ira_costs): Set up allocno_p and cost_elements_num. Call
9915 init_costs and finish_costs.
9916 (ira_set_pseudo_classes): New.
9918 * rtl.h (allocate_reg_info): Remove.
9919 (resize_reg_info): Change return type.
9920 (reg_cover_class): New.
9921 (setup_reg_classes): Add new parameter.
9923 * sched-int.h (struct deps_reg): New member implicit_sets.
9924 (sched_pressure_p, sched_regno_cover_class): New external definitions.
9925 (INCREASE_BITS): New macro.
9926 (struct reg_pressure_data, struct reg_use_data): New.
9927 (struct _haifa_insn_data): Remove reg_weight. Add members
9928 reg_pressure, reg_use_list, reg_set_list, and
9929 reg_pressure_excess_cost_change.
9930 (struct deps): New member implicit_sets.
9931 (pressure_p): New variable.
9932 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
9933 (struct reg_pressure_data, struct reg_use_data): New.
9934 (INSN_REG_WEIGHT): Remove.
9935 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
9936 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
9937 (sched_init_region_reg_pressure_info,
9938 sched_setup_bb_reg_pressure_info): New prototypes.
9940 * reginfo.c (struct reg_pref): New member coverclass.
9941 (reg_cover_class): New function.
9942 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
9943 (reg_info_size): New variable.
9944 (allocate_reg_info): Make static. Setup reg_info_size.
9945 (resize_reg_info): Use reg_info_size. Return flag of resizing.
9946 (setup_reg_classes): Add a new parameter. Setup cover class too.
9948 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
9951 * sched-rgn.c (deps_join): Set up implicit_sets.
9952 (schedule_region): Set up region and basic blocks pressure
9955 * passes.c (init_optimization_passes): Move
9956 pass_subregs_of_mode_init before pass_sched.
9958 2009-09-02 Martin Jambor <mjambor@suse.cz>
9960 * tree-sra.c (struct access): New field grp_hint.
9961 (dump_access): Dump grp_hint.
9962 (sort_and_splice_var_accesses): Set grp_hint if a group is read
9964 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
9965 those which have been specifically read and somehow written to.
9966 (propagate_subacesses_accross_link): Set grp_hint of right child and
9967 also possibly of the left child.
9969 2009-09-02 Jakub Jelinek <jakub@redhat.com>
9971 * tree-object-size.c (addr_object_size): Always use object_size_type
9972 0 or 2 when determining the pointer pointed object size.
9974 2009-09-02 Richard Guenther <rguenther@suse.de>
9977 2009-08-31 Richard Guenther <rguenther@suse.de>
9979 * builtins.c (fold_builtin_memory_op): Use the alias oracle
9980 to query if the memory regions for memmove overlap.
9981 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
9982 asserts on pointers, instead deal with odd trees.
9983 (ptr_derefs_may_alias_p): Likewise.
9984 (refs_may_alias_p_1): Constructor bases also never alias.
9986 2009-08-01 Christian Bruel <christian.bruel@st.com>
9989 2009-07-31 Christian Bruel <christian.bruel@st.com>
9990 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
9992 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
9994 * doc/invoke.texi (-fvar-tracking-assignments): New.
9995 (-fvar-tracking-assignments-toggle): New.
9996 (-fdump-final-insns=file): Mark filename as optional.
9997 (--param min-nondebug-insn-uid): New.
9998 (-gdwarf-@{version}): Mention version 4.
9999 * opts.c (common_handle_option): Accept it.
10000 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
10001 * regrename.c (regrename_optimize): Drop last. Don't count debug
10002 insns as uses. Don't reject change because of debug insn.
10003 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
10004 from the chain starter, and check for inexact matches in DEBUG_INSNS.
10005 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
10006 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
10007 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
10008 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
10009 * doc/gimple.texi (is_gimple_debug): New.
10010 (gimple_debug_bind_p): New.
10011 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
10012 * doc/install.texi (bootstrap-debug): More details.
10013 (bootstrap-debug-big, bootstrap-debug-lean): Document.
10014 (bootstrap-debug-lib): More details.
10015 (bootstrap-debug-ckovw): Update.
10016 (bootstrap-time): New.
10017 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
10018 (insert_phi_nodes_for): Insert debug stmts.
10019 (rewrite_stmt): Take iterator. Insert debug stmts.
10020 (rewrite_enter_block): Adjust.
10021 (maybe_replace_use_in_debug_stmt): New.
10022 (rewrite_update_stmt): Use it.
10023 (mark_use_interesting): Return early for debug stmts.
10024 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
10025 stmts before replacing stmt.
10026 (move_computations_stmt): Likewise.
10027 * ira-conflicts.c (add_copies): Skip debug insns.
10028 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
10029 (regstat_bb_compute_ri): Skip debug insns.
10030 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
10031 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
10032 check_loop_closed_ssa_stmt): Skip debug stmts.
10033 * tree-tailcall.c (find_tail_calls): Likewise.
10034 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
10035 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
10036 (build_var_debug_value_stat): Declare.
10037 (build_var_debug_value): Define.
10038 (target_for_debug_bind): Declare.
10039 * reload.c (find_equiv_reg): Skip debug insns.
10040 * rtlanal.c (reg_used_between_p): Skip debug insns.
10041 (side_effects_p): Likewise.
10042 (canonicalize_condition): Likewise.
10043 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
10044 insns never depend on debug insns.
10045 (create_ddg_dep_no_link): Likewise.
10046 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
10047 Don't add inter-loop dependencies for debug insns.
10048 (build_intra_loop_deps): Likewise.
10049 (create_ddg): Count debug insns.
10050 * ddg.h (struct ddg::num_debug): New.
10051 (num_backargs): Pair up with previous int field.
10052 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
10053 -fcompare-debug-second.
10054 * final.c (get_attr_length_1): Skip debug insns.
10055 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
10056 * gcc.c (invoke_as): Call compare-debug-dump-opt.
10057 (driver_self_specs): Map -fdump-final-insns to
10058 -fdump-final-insns=..
10059 (get_local_tick): New.
10060 (compare_debug_dump_opt_spec_function): Test for . argument and
10061 compute output name. Compute temp output spec without flag name.
10062 Compute -frandom-seed.
10063 (OPT): Undef after use.
10064 * cfgloopanal.c (num_loop_insns): Skip debug insns.
10065 (average_num_loop_insns): Likewise.
10066 * params.h (MIN_NONDEBUG_INSN_UID): New.
10067 * gimple.def (GIMPLE_DEBUG): New.
10068 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
10069 * auto-inc-dec.c (merge_in_block): Skip debug insns.
10070 (merge_in_block): Fix whitespace.
10071 * toplev.c (flag_var_tracking): Update comment.
10072 (flag_var_tracking_assignments): New.
10073 (flag_var_tracking_assignments_toggle): New.
10074 (process_options): Don't open final insns dump file if we're not
10075 going to write to it. Compute defaults for var_tracking.
10076 * df-scan.c (df_insn_rescan_debug_internal): New.
10077 (df_uses_record): Handle debug insns.
10078 * haifa-sched.c (ready): Initialize n_debug.
10079 (contributes_to_priority): Skip debug insns.
10080 (dep_list_size): New.
10081 (priority): Use it.
10082 (rank_for_schedule): Likewise. Schedule debug insns as soon as
10083 they're ready. Disregard previous debug insns to make decisions.
10084 (queue_insn): Never queue debug insns.
10085 (ready_add, ready_remove_first, ready_remove): Count debug insns.
10086 (schedule_insn): Don't reject debug insns because of issue rate.
10087 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
10088 (queue_to_ready): Skip and discount debug insns.
10089 (choose_ready): Let debug insns through.
10090 (schedule_block): Check boundary debug insns. Discount debug
10091 insns, schedule them early. Adjust whitespace.
10092 (set_priorities): Check for boundary debug insns.
10093 (add_jump_dependencies): Use dep_list_size.
10094 (prev_non_location_insn): New.
10095 (check_cfg): Use it.
10096 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
10098 (remove_unused_ivs): Reset debug stmts.
10099 * modulo-sched.c (const_iteration_count): Skip debug insns.
10100 (res_MII): Discount debug insns.
10101 (loop_single_full_bb_p): Skip debug insns.
10102 (sms_schedule): Likewise.
10103 (sms_schedule_by_order): Likewise.
10104 (ps_has_conflicts): Likewise.
10105 * caller-save.c (refmarker_fn): New.
10106 (save_call_clobbered_regs): Replace regs with saved mem in
10108 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
10109 Call refmarker_fn mark for hardregnos.
10110 (mark_reg_as_referenced): New.
10111 (replace_reg_with_saved_mem): New.
10112 * ipa-pure-const.c (check_stmt): Skip debug stmts.
10113 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
10115 (cse_extended_basic_block): Skip debug insns.
10116 (count_reg_usage): Likewise.
10117 (is_dead_reg): New, split out of...
10118 (set_live_p): ... here.
10119 (insn_live_p): Use it for debug insns.
10120 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
10121 (execute_optimize_stdarg): Likewise.
10122 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
10123 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
10124 changes in debug stmts as changes.
10125 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
10126 (moveup_expr): Don't move across debug insns. Don't move
10127 debug insn if it would create a bookkeeping block.
10128 (moveup_expr_cached): Don't use cache for debug insns that
10129 are heads of blocks.
10130 (compute_av_set_inside_bb): Skip debug insns.
10131 (sel_rank_for_schedule): Schedule debug insns first. Remove
10133 (block_valid_for_bookkeeping_p); Support lax searches.
10134 (create_block_for_bookkeeping): Adjust block numbers when
10135 encountering debug-only blocks.
10136 (find_place_for_bookkeeping): Deal with debug-only blocks.
10137 (generate_bookkeeping_insn): Accept no place to insert.
10138 (remove_temp_moveop_nops): New argument full_tidying.
10139 (prepare_place_to_insert): Deal with debug insns.
10140 (advance_state_on_fence): Debug insns don't start cycles.
10141 (update_boundaries): Take fence as argument. Deal with
10143 (schedule_expr_on_boundary): No full_tidying on debug insns.
10144 (fill_insns): Deal with debug insns.
10145 (track_scheduled_insns_and_blocks): Don't count debug insns.
10146 (need_nop_to_preserve_insn_bb): New, split out of...
10147 (remove_insn_from_stream): ... this.
10148 (fur_orig_expr_not_found): Skip debug insns.
10149 * rtl.def (VALUE): Move up.
10151 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
10152 (nearest_common_dominator_of_uses): Take debug_stmts argument.
10153 Set it if debug stmts are found.
10154 (statement_sink_location): Skip debug stmts. Propagate
10155 moving defs into debug stmts.
10156 * ifcvt.c (first_active_insn): Skip debug insns.
10157 (last_active_insns): Likewise.
10158 (cond_exec_process_insns): Likewise.
10159 (noce_process_if_block): Likewise.
10160 (check_cond_move_block): Likewise.
10161 (cond_move_convert_if_block): Likewise.
10162 (block_jumps_and_fallthru_p): Likewise.
10163 (dead_or_predicable): Likewise.
10164 * dwarf2out.c (debug_str_hash_forced): New.
10165 (find_AT_string): Add comment.
10166 (gen_label_for_indirect_string): New.
10167 (get_debug_string_label): New.
10168 (AT_string_form): Use it.
10169 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
10170 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
10171 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
10172 several operations that cannot be represented with DWARF opcodes.
10173 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
10174 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
10175 (dwarf2out_var_location): Take during-call mark into account.
10176 (output_indirect_string): Update comment. Output if there are
10177 label and references.
10178 (prune_indirect_string): New.
10179 (prune_unused_types): Call it if debug_str_hash_forced.
10180 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
10181 (dw_long_long_const): Remove.
10182 (struct dw_val_struct): Change val_long_long type to rtx.
10183 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
10184 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
10185 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
10186 component instead of HOST_BITS_PER_LONG.
10187 (output_loc_operands): Likewise. For const8* assert
10188 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
10189 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
10190 rather than HOST_BITS_PER_LONG is >= 64.
10191 (add_AT_long_long): Remove val_hi and val_lo arguments, add
10193 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
10194 HOST_BITS_PER_LONG for dw_val_class_long_long.
10195 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
10196 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
10197 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
10199 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
10200 Handle DW_OP_implicit_value.
10201 (extract_int): Move prototype earlier.
10202 (mem_loc_descriptor): For SUBREG punt if inner
10203 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
10204 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
10205 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
10206 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
10207 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
10208 instead of Pmode size.
10209 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
10210 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
10211 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
10212 (concat_loc_descriptor, concatn_loc_descriptor,
10213 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
10214 (add_location_or_const_value_attribute): Likewise. For single
10215 location loc_lists attempt to use add_const_value_attribute
10216 for constant decls. Add DW_AT_const_value even if
10217 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
10219 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
10220 (control_flow_insn_p): Likewise.
10221 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
10222 (separate_decls_in_region_debug_bind): New.
10223 (separate_decls_in_region): Process debug bind stmts afterwards.
10224 * recog.c (verify_changes): Handle debug insns.
10225 (extract_insn): Likewise.
10226 (peephole2_optimize): Skip debug insns.
10227 * dse.c (scan_insn): Skip debug insns.
10228 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
10230 (setup_id_for_insn): Handle debug insns.
10231 (maybe_tidy_empty_bb): Adjust whitespace.
10232 (tidy_control_flow): Skip debug insns.
10233 (sel_remove_insn): Adjust for debug insns.
10234 (sel_estimate_number_of_insns): Skip debug insns.
10235 (create_insn_rtx_from_pattern): Handle debug insns.
10236 (create_copy_of_insn_rtx): Likewise.
10237 * sel-sched-.h (sel_bb_end): Declare.
10238 (sel_bb_empty_or_nop_p): New.
10239 (get_all_loop_exits): Use it.
10240 (_eligible_successor_edge_p): Likewise.
10241 (return_nop_to_pool): Adjust.
10242 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
10243 * ira-lives.c (process_bb_node_lives): Skip debug insns.
10244 * gimple-pretty-print.c (dump_gimple_debug): New.
10245 (dump_gimple_stmt): Use it.
10246 (dump_bb_header): Skip gimple debug stmts.
10247 * regmove.c (optimize_reg_copy_1): Discount debug insns.
10248 (fixup_match_2): Likewise.
10249 (regmove_backward_pass): Likewise. Simplify combined
10250 replacement. Handle debug insns.
10251 * function.c (instantiate_virtual_regs): Handle debug insns.
10252 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
10253 * print-rtl.h: Include cselib.h.
10254 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
10255 * df.h (df_inns_rescan_debug_internal): Declare.
10256 * gcse.c (alloc_hash_table): Estimate n_insns.
10257 (cprop_insn): Don't regard debug insns as changes.
10258 (bypass_conditional_jumps): Skip debug insns.
10259 (one_pre_gcse_pass): Adjust.
10260 (one_code_hoisting_pass): Likewise.
10261 (compute_ld_motion_mems): Skip debug insns.
10262 (one_cprop_pass): Adjust.
10263 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
10264 (if_convertible_stmt_p): Handle debug stmts.
10265 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
10266 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
10267 * ira-build.c (create_bb_allocnos): Skip debug insns.
10268 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
10269 (has_single_use): Likewise.
10270 (single_imm_use): Likewise.
10271 (num_imm_uses): Likewise.
10272 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
10273 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
10274 (create_outofssa_var_map): Likewise.
10275 * lower-subreg.c (adjust_decomposed_uses): New.
10276 (resolve_debug): New.
10277 (decompose_multiword_subregs): Use it.
10278 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
10279 * emit-rtl.c: Include params.h.
10280 (cur_debug_insn_uid): Define.
10281 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
10282 (copy_rtx_if_shared_1): Handle debug insns.
10283 (reset_used_flags): Likewise.
10284 (set_used_flags): LIkewise.
10285 (get_max_insn_count): New.
10286 (next_nondebug_insn): New.
10287 (prev_nondebug_insn): New.
10288 (make_debug_insn_raw): New.
10289 (emit_insn_before_noloc): Handle debug insns.
10290 (emit_jump_insn_before_noloc): Likewise.
10291 (emit_call_insn_before_noloc): Likewise.
10292 (emit_debug_insn_before_noloc): New.
10293 (emit_insn_after_noloc): Handle debug insns.
10294 (emit_jump_insn_after_noloc): Likewise.
10295 (emit_call_insn_after_noloc): Likewise.
10296 (emit_debug_insn_after_noloc): Likewise.
10297 (emit_insn_after): Take loc from earlier non-debug insn.
10298 (emit_jump_insn_after): Likewise.
10299 (emit_call_insn_after): Likewise.
10300 (emit_debug_insn_after_setloc): New.
10301 (emit_debug_insn_after): New.
10302 (emit_insn_before): Take loc from later non-debug insn.
10303 (emit_jump_insn_before): Likewise.
10304 (emit_call_insn_before): Likewise.
10305 (emit_debug_insn_before_setloc): New.
10306 (emit_debug_insn_before): New.
10307 (emit_insn): Handle debug insns.
10308 (emit_debug_insn): New.
10309 (emit_jump_insn): Handle debug insns.
10310 (emit_call_insn): Likewise.
10312 (init_emit): Take min-nondebug-insn-uid into account.
10313 Initialize cur_debug_insn_uid.
10314 (emit_copy_of_insn_after): Handle debug insns.
10315 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
10316 location of single rhs in place.
10317 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
10318 (floor_sdiv_adjust): New.
10319 (cell_sdiv_adjust): New.
10320 (cell_udiv_adjust): New.
10321 (round_sdiv_adjust): New.
10322 (round_udiv_adjust): New.
10323 (wrap_constant): Moved from cselib.
10324 (unwrap_constant): New.
10325 (expand_debug_expr): New.
10326 (expand_debug_locations): New.
10327 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
10329 (gimple_expand_cfg): Expand debug locations.
10330 * cselib.c: Include tree-pass.h.
10331 (struct expand_value_data): New.
10332 (cselib_record_sets_hook): New.
10333 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
10334 (cselib_clear_table): Move, and implemnet in terms of...
10335 (cselib_reset_table_with_next_value): ... this.
10336 (cselib_get_next_unknown_value): New.
10337 (discard_useless_locs): Don't discard preserved values.
10338 (cselib_preserve_value): New.
10339 (cselib_preserved_value_p): New.
10340 (cselib_preserve_definitely): New.
10341 (cselib_clear_preserve): New.
10342 (cselib_preserve_only_values): New.
10343 (new_cselib_val): Take rtx argument. Dump it in details.
10344 (cselib_lookup_mem): Adjust.
10345 (expand_loc): Take regs_active in struct. Adjust. Silence
10346 dumps unless details are requested.
10347 (cselib_expand_value_rtx_cb): New.
10348 (cselib_expand_value_rtx): Rename and reimplment in terms of...
10349 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
10350 without details. Copy more subregs. Try to resolve values
10351 using a callback. Wrap constants.
10352 (cselib_subst_to_values): Adjust.
10353 (cselib_log_lookup): New.
10354 (cselib_lookup): Call it.
10355 (cselib_invalidate_regno): Don't count preserved values as useless.
10356 (cselib_invalidate_mem): Likewise.
10357 (cselib_record_set): Likewise.
10358 (struct set): Renamed to cselib_set, moved to cselib.h.
10359 (cselib_record_sets): Adjust. Call hook.
10360 (cselib_process_insn): Reset table when it would be cleared.
10361 (dump_cselib_val): New.
10362 (dump_cselib_table): New.
10363 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
10364 (remove_forwarder_block): Support moving debug stmts.
10365 * cselib.h (cselib_record_sets_hook): Declare.
10366 (cselib_expand_callback): New type.
10367 (cselib_expand_value_rtx_cb): Declare.
10368 (cselib_reset_table_with_next_value): Declare.
10369 (cselib_get_next_unknown_value): Declare.
10370 (cselib_preserve_value): Declare.
10371 (cselib_preserved_value_p): Declare.
10372 (cselib_preserve_only_values): Declare.
10373 (dump_cselib_table): Declare.
10374 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
10375 (try_crossjump_to_edge): Likewise.
10376 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
10377 dominated blocks when debug stmts are present.
10378 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
10379 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
10380 (set_var_live_on_entry): Likewise.
10381 * loop-invariant.c (find_invariants_bb): Skip debug insns.
10382 * cfglayout.c (curr_location, last_location): Make static.
10383 (set_curr_insn_source_location): Don't avoid bouncing.
10384 (get_curr_insn_source_location): New.
10385 (get_curr_insn_block): New.
10386 (duplicate_insn_chain): Handle debug insns.
10387 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
10389 * common.opt (fcompare-debug): Move to sort order.
10390 (fdump-unnumbered-links): Likewise.
10391 (fvar-tracking-assignments): New.
10392 (fvar-tracking-assignments-toggle): New.
10393 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
10394 because of debug stmts.
10395 (mark_stmt_if_obviously_necessary): Mark debug stmts.
10396 (eliminate_unnecessary_stmts): Walk dominated blocks before
10398 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
10399 * ira.c (memref_used_between_p): Skip debug insns.
10400 (update_equiv_regs): Likewise.
10401 * sched-deps.c (sd_lists_size): Accept empty list.
10402 (sd_init_insn): Mark debug insns.
10403 (sd_finish_insn): Unmark them.
10404 (sd_add_dep): Reject non-debug deps on debug insns.
10405 (fixup_sched_groups): Give debug insns group treatment.
10407 (sched_analyze_reg): Don't mark debug insns for sched before call.
10408 (sched_analyze_2): Handle debug insns.
10409 (sched_analyze_insn): Compute next non-debug insn. Handle debug
10411 (deps_analyze_insn): Handle debug insns.
10412 (deps_start_bb): Skip debug insns.
10413 (init_deps): Initialize last_debug_insn.
10414 * tree-ssa.c (target_for_debug_bind): New.
10415 (find_released_ssa_name): New.
10416 (propagate_var_def_into_debug_stmts): New.
10417 (propagate_defs_into_debug_stmts): New.
10418 (verify_ssa): Skip debug bind stmts without values.
10419 (warn_uninialized_vars): Skip debug stmts.
10420 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
10421 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
10422 (rtx_equal_p): Likewise.
10423 * ira-costs.c (scan_one_insn): Skip debug insns.
10424 (process_bb_node_for_hard_reg_moves): Likewise.
10425 * rtl.h (DEBUG_INSN_P): New.
10426 (NONDEBUG_INSN_P): New.
10427 (MAY_HAVE_DEBUG_INSNS): New.
10428 (INSN_P): Accept debug insns.
10429 (RTX_FRAME_RELATED_P): Likewise.
10430 (INSN_DELETED_P): Likewise
10431 (PAT_VAR_LOCATION_DECL): New.
10432 (PAT_VAR_LOCATION_LOC): New.
10433 (PAT_VAR_OCATION_STATUS): New.
10434 (NOTE_VAR_LOCATION_DECL): Reimplement.
10435 (NOTE_VAR_LOCATION_LOC): Likewise.
10436 (NOTE_VAR_LOCATION_STATUS): Likewise.
10437 (INSN_VAR_LOCATION): New.
10438 (INSN_VAR_LOCATION_DECL): New.
10439 (INSN_VAR_LOCATION_LOC): New.
10440 (INSN_VAR_LOCATION_STATUS): New.
10441 (gen_rtx_UNKNOWN_VAR_LOC): New.
10442 (VAR_LOC_UNKNOWN_P): New.
10443 (NOTE_DURING_CALL_P): New.
10444 (SCHED_GROUP_P): Accept debug insns.
10445 (emit_debug_insn_before): Declare.
10446 (emit_debug_insn_before_noloc): Declare.
10447 (emit_debug_insn_beore_setloc): Declare.
10448 (emit_debug_insn_after): Declare.
10449 (emit_debug_insn_after_noloc): Declare.
10450 (emit_debug_insn_after_setloc): Declare.
10451 (emit_debug_insn): Declare.
10452 (make_debug_insn_raw): Declare.
10453 (prev_nondebug_insn): Declare.
10454 (next_nondebug_insn): Declare.
10455 (delegitimize_mem_from_attrs): Declare.
10456 (get_max_insn_count): Declare.
10457 (wrap_constant): Declare.
10458 (unwrap_constant): Declare.
10459 (get_curr_insn_source_location): Declare.
10460 (get_curr_insn_block): Declare.
10461 * tree-inline.c (insert_debug_decl_map): New.
10462 (processing_debug_stmt): New.
10463 (remap_decl): Don't create new mappings in debug stmts.
10464 (remap_gimple_op_r): Don't add references in debug stmts.
10465 (copy_tree_body_r): Likewise.
10466 (remap_gimple_stmt): Handle debug bind stmts.
10467 (copy_bb): Skip debug stmts.
10468 (copy_edges_for_bb): Likewise.
10469 (copy_debug_stmt): New.
10470 (copy_debug_stmts): New.
10471 (copy_body): Copy debug stmts at the end.
10472 (insert_init_debug_bind): New.
10473 (insert_init_stmt): Take id. Skip and emit debug stmts.
10474 (setup_one_parameter): Remap variable earlier, register debug mapping.
10475 (estimate_num_insns): Skip debug stmts.
10476 (expand_call_inline): Preserve debug_map.
10477 (optimize_inline_calls): Check for no debug_stmts left-overs.
10478 (unsave_expr_now): Preserve debug_map.
10479 (copy_gimple_seq_and_replace_locals): Likewise.
10480 (tree_function_versioning): Check for no debug_stmts left-overs.
10481 Init and destroy debug_map as needed. Split edges unconditionally.
10482 (build_duplicate_type): Init and destroy debug_map as needed.
10483 * tree-inline.h: Include gimple.h instead of pointer-set.h.
10484 (struct copy_body_data): Add debug_stmts and debug_map.
10485 * sched-int.h (struct ready_list): Add n_debug.
10486 (struct deps): Add last_debug_insn.
10487 (DEBUG_INSN_SCHED_P): New.
10488 (BOUNDARY_DEBUG_INSN_P): New.
10489 (SCHEDULE_DEBUG_INSN_P): New.
10490 (sd_iterator_cond): Accept empty list.
10491 * combine.c (create_log_links): Skip debug insns.
10492 (combine_instructions): Likewise.
10493 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
10494 return value is always unshared.
10495 (struct rtx_subst_pair): New.
10496 (auto_adjust_pair): New.
10497 (propagate_for_debug_subst): New.
10498 (propagate_for_debug): New.
10499 (try_combine): Skip debug insns. Propagate removed defs into
10501 (next_nonnote_nondebug_insn): New.
10502 (distribute_notes): Use it. Skip debug insns.
10503 (distribute_links): Skip debug insns.
10504 * tree-outof-ssa.c (set_location_for_edge): Likewise.
10505 * resource.c (mark_target_live_regs): Likewise.
10506 * var-tracking.c: Include cselib.h and target.h.
10507 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
10509 (micro_operation_type_name): New.
10510 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
10511 (struct micro_operation_def): Update comments.
10512 (decl_or_value): New type. Use instead of decls.
10513 (struct emit_note_data_def): Add vars.
10514 (struct attrs_def): Use decl_or_value.
10515 (struct variable_tracking_info_def): Add permp, flooded.
10516 (struct location_chain_def): Update comment.
10517 (struct variable_part_def): Use decl_or_value.
10518 (struct variable_def): Make var_part a variable length array.
10519 (valvar_pool): New.
10520 (scratch_regs): New.
10521 (cselib_hook_called): New.
10522 (dv_is_decl_p): New.
10523 (dv_is_value_p): New.
10525 (dv_as_value): New.
10526 (dv_as_opaque): New.
10527 (dv_onepart_p): New.
10529 (IS_DECL_CODE): New.
10530 (check_value_is_not_decl): New.
10531 (dv_from_decl): New.
10532 (dv_from_value): New.
10533 (dv_htab_hash): New.
10534 (variable_htab_hash): Use it.
10535 (variable_htab_eq): Support values.
10536 (variable_htab_free): Free from the right pool.
10537 (attrs_list_member, attrs_list_insert): Use decl_or_value.
10538 (attrs_list_union): Adjust.
10539 (attrs_list_mpdv_union): New.
10540 (tie_break_pointers): New.
10541 (canon_value_cmp): New.
10542 (unshare_variable): Return possibly-modified slot.
10543 (vars_copy_1): Adjust.
10544 (var_reg_decl_set): Adjust. Split out of...
10545 (var_reg_set): ... this.
10546 (get_init_value): Adjust.
10547 (var_reg_delete_and_set): Adjust.
10548 (var_reg_delete): Adjust.
10549 (var_regno_delete): Adjust.
10550 (var_mem_decl_set): Split out of...
10551 (var_mem_set): ... this.
10552 (var_mem_delete_and_set): Adjust.
10553 (var_mem_delete): Adjust.
10556 (val_resolve): New.
10557 (variable_union): Adjust. Speed up merge of 1-part vars.
10558 (variable_canonicalize): Use unshared slot.
10559 (VALUED_RECURSED_INTO): New.
10560 (find_loc_in_1pdv): New.
10561 (struct dfset_merge): New.
10562 (insert_into_intersection): New.
10563 (intersect_loc_chains): New.
10565 (canonicalize_loc_order_check): New.
10566 (canonicalize_values_mark): New.
10567 (canonicalize_values_star): New.
10568 (variable_merge_over_cur): New.
10569 (variable_merge_over_src): New.
10570 (dataflow_set_merge): New.
10571 (dataflow_set_equiv_regs): New.
10572 (remove_duplicate_values): New.
10573 (struct dfset_post_merge): New.
10574 (variable_post_merge_new_vals): New.
10575 (variable_post_merge_perm_vals): New.
10576 (dataflow_post_merge_adjust): New.
10577 (find_mem_expr_in_1pdv): New.
10578 (dataflow_set_preserve_mem_locs): New.
10579 (dataflow_set_remove_mem_locs): New.
10580 (dataflow_set_clear_at_call): New.
10581 (onepart_variable_different_p): New.
10582 (variable_different_p): Use it.
10583 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
10584 (track_expr_p): Add need_rtl parameter. Don't generate rtl
10586 (track_loc_p): Pass it true.
10587 (struct count_use_info): New.
10588 (find_use_val): New.
10589 (replace_expr_with_values): New.
10590 (log_op_type): New.
10591 (use_type): New, partially split out of...
10592 (count_uses): ... this. Count new micro-ops.
10593 (count_uses_1): Adjust.
10594 (count_stores): Adjust.
10595 (count_with_sets): New.
10596 (VAL_NEEDS_RESOLUTION): New.
10597 (VAL_HOLDS_TRACK_EXPR): New.
10598 (VAL_EXPR_IS_COPIED): New.
10599 (VAL_EXPR_IS_CLOBBERED): New.
10600 (add_uses): Adjust. Generate new micro-ops.
10601 (add_uses_1): Adjust.
10602 (add_stores): Generate new micro-ops.
10603 (add_with_sets): New.
10604 (find_src_status): Adjust.
10605 (find_src_set_src): Adjust.
10606 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
10607 Handle new micro-ops. Canonicalize value equivalances.
10608 (vt_find_locations): Compute total size of hash tables for
10609 dumping. Perform merge for var-tracking-assignments. Don't
10610 disregard single-block loops.
10611 (dump_attrs_list): Handle decl_or_value.
10612 (dump_variable): Take variable. Deal with decl_or_value.
10613 (dump_variable_slot): New.
10614 (dump_vars): Use it.
10615 (dump_dataflow_sets): Adjust.
10616 (set_slot_part): New, extended to support one-part variables
10617 after splitting out of...
10618 (set_variable_part): ... this.
10619 (clobber_slot_part): New, split out of...
10620 (clobber_variable_part): ... this.
10621 (delete_slot_part): New, split out of...
10622 (delete_variable_part): .... this.
10623 (check_wrap_constant): New.
10624 (vt_expand_loc_callback): New.
10625 (vt_expand_loc): New.
10626 (emit_note_insn_var_location): Adjust. Handle values. Handle
10627 EMIT_NOTE_AFTER_CALL_INSN.
10628 (emit_notes_for_differences_1): Adjust. Handle values.
10629 (emit_notes_for_differences_2): Likewise.
10630 (emit_notes_for_differences): Adjust.
10631 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
10632 Adjust. Handle new micro-ops.
10633 (vt_add_function_parameters): Adjust. Create and bind values.
10634 (vt_initialize): Adjust. Initialize scratch_regs and
10635 valvar_pool, flooded and perm.. Initialize and use cselib. Log
10636 operations. Move some code to count_with_sets and add_with_sets.
10637 (delete_debug_insns): New.
10638 (vt_debug_insns_local): New.
10639 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
10641 (var_tracking_main): If var-tracking-assignments is enabled
10642 but var-tracking isn't, delete debug insns and leave. Likewise
10643 if we exceed limits or fail the stack adjustments tests, and
10644 after all var-tracking processing.
10645 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
10646 (dataflow_set): Add traversed_vars.
10647 (value_chain, const_value_chain): New typedefs.
10648 (value_chain_pool, value_chains): New variables.
10649 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
10650 add_value_chains, add_cselib_value_chains, remove_value_chain,
10651 remove_value_chains, remove_cselib_value_chains): New functions.
10652 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
10653 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
10655 (shared_hash_find_slot_unshare, shared_hash_find_slot,
10656 shared_hash_find_slot_noinsert, shared_hash_find): Update.
10657 (dst_can_be_shared): New variable.
10658 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
10659 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
10660 different from set->vars, look up slot again instead of using the
10662 (dataflow_set_init): Initialize traversed_vars.
10663 (variable_union): Use shared_hash_*. Use initially NO_INSERT
10664 lookup if set->vars is shared. Don't keep slot cleared before
10665 calling unshare_variable. Unshare set->vars if needed. Adjust
10666 unshare_variable callers. Clear dst_can_be_shared if needed.
10667 Even ->refcount == 1 vars must be unshared if set->vars is shared
10668 and var needs to be modified.
10669 (dataflow_set_union): Set traversed_vars during canonicalization.
10670 (VALUE_CHANGED, DECL_CHANGED): Define.
10671 (set_dv_changed, dv_changed_p): New static inlines.
10672 (track_expr_p): Clear DECL_CHANGED.
10673 (dump_dataflow_sets): Set it.
10674 (variable_was_changed): Call set_dv_changed.
10675 (emit_note_insn_var_location): Likewise.
10676 (changed_variables_stack): New variable.
10677 (check_changed_vars_1, check_changed_vars_2): New functions.
10678 (emit_notes_for_changes): Do nothing if changed_variables is
10679 empty. Traverse changed_variables with check_changed_vars_1,
10680 call check_changed_vars_2 on each changed_variables_stack entry.
10681 (emit_notes_in_bb): Add SET argument. Just clear it at the
10682 beginning, use it instead of local &set, don't destroy it at the end.
10683 (vt_emit_notes): Call dataflow_set_clear early on all
10684 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
10685 computed set, dataflow_set_clear also VTI(bb)->in when we are
10686 done with the basic block. Initialize changed_variables_stack,
10687 free it afterwards. If ENABLE_CHECKING verify that after noting
10688 differences to an empty set value_chains hash table is empty.
10689 (vt_initialize): Initialize value_chains and value_chain_pool.
10690 (vt_finalize): Delete value_chains htab, free value_chain_pool.
10691 (variable_tracking_main): Call dump_dataflow_sets before calling
10692 vt_emit_notes, not after it.
10693 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
10694 (propagate_var_def_into_debug_stmts): Declare.
10695 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
10696 (df_set_note): Reject debug insns.
10697 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
10698 add notes to debug insns.
10699 (df_note_bb_compute): Adjust. Likewise.
10700 (df_simulate_uses): Skip debug insns.
10701 (df_simulate_initialize_backwards): Likewise.
10702 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
10703 (subst_stack_regs_pat): Reject debug insns.
10704 (convert_regs_1): Handle debug insns.
10705 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
10706 (print-rtl.o): Depend on cselib.h.
10707 (cselib.o): Depend on TREE_PASS_H.
10708 (var-tracking.o): Depend on cselib.h and TARGET_H.
10709 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
10710 (init_ready_list): Skip boundary debug insns.
10711 (add_branch_dependences): Skip debug insns.
10712 (free_block_dependencies): Check for blocks with only debug insns.
10713 (compute_priorities): Likewise.
10714 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
10715 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
10717 (gimple_build_debug_bind_stat): New.
10718 (empty_body_p): Skip debug stmts.
10719 (gimple_has_side_effects): Likewise.
10720 (gimple_rhs_has_side_effects): Likewise.
10721 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
10722 (gimple_build_debug_bind_stat): Declare.
10723 (gimple_build_debug_bind): Define.
10724 (is_gimple_debug): New.
10725 (gimple_debug_bind_p): New.
10726 (gimple_debug_bind_get_var): New.
10727 (gimple_debug_bind_get_value): New.
10728 (gimple_debug_bind_get_value_ptr): New.
10729 (gimple_debug_bind_set_var): New.
10730 (gimple_debug_bind_set_value): New.
10731 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
10732 (gimple_debug_bind_reset_value): New.
10733 (gimple_debug_bind_has_value_p): New.
10734 (gsi_next_nondebug): New.
10735 (gsi_prev_nondebug): New.
10736 (gsi_start_nondebug_bb): New.
10737 (gsi_last_nondebug_bb): New.
10738 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
10739 (print_insn): Handle DEBUG_INSN.
10740 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
10741 of first insn prevail.
10742 (first_stmt): Skip debug stmts.
10743 (first_non_label_stmt): Likewise.
10744 (last_stmt): Likewise.
10745 (has_zero_uses_1): New.
10746 (single_imm_use_1): New.
10747 (verify_gimple_debug): New.
10748 (verify_types_in_gimple_stmt): Handle debug stmts.
10749 (verify_stmt): Likewise.
10750 (debug_loop_num): Skip debug stmts.
10751 (remove_edge_and_dominated_blocks): Remove dominators last.
10752 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
10753 (linearize_expr): Likewise.
10754 * config/i386/i386.c (ix86_delegitimize_address): Call
10755 default implementation.
10756 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
10757 (group_barrier_needed): Skip debug insns.
10758 (emit_insn_group_barriers): Likewise.
10759 (emit_all_insn_group_barriers): Likewise.
10760 (ia64_variable_issue): Handle debug insns.
10761 (ia64_dfa_new_cycle): Likewise.
10762 (final_emit_insn_group_barriers): Skip debug insns.
10763 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
10764 def cfa without frame.
10765 (process_set): Likewise.
10766 (process_for_unwind_directive): Pass frame on.
10767 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
10768 (rs6000_delegitimize_address): New.
10769 (rs6000_debug_adjust_cost): Handle debug insns.
10770 (is_microcoded_insn): Likewise.
10771 (is_cracked_insn): Likewise.
10772 (is_nonpipeline_insn): Likewise.
10773 (insn_must_be_first_in_group): Likewise.
10774 (insn_must_be_last_in_group): Likewise.
10775 (force_new_group): Likewise.
10776 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
10777 contains only debug insns.
10778 (rtl_merge_blocks): Skip debug insns.
10779 (purge_dead_edges): Likewise.
10780 (rtl_block_ends_with_call_p): Skip debug insns.
10781 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
10782 (mark_reg_dependencies): Skip debug insns.
10783 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
10784 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
10785 * tree-ssa-threadedge.c
10786 (record_temporary_equivalences_from_stmts): Skip debug stmts.
10787 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
10788 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
10789 (copyprop_hardreg_forward_1): Handle debug insns.
10790 * reload1.c (reload): Skip debug insns. Replace unassigned
10791 pseudos in debug insns with their equivalences.
10792 (eliminate_regs_in_insn): Skip debug insns.
10793 (emit_input_reload_insns): Skip debug insns at first, adjust
10795 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
10796 (get_indirect_ref_operands): Pass opf_no_vops on.
10797 (get_expr_operands): Likewise. Skip debug stmts.
10798 (parse_ssa_operands): Scan debug insns with opf_no_vops.
10800 2009-09-01 Richard Henderson <rth@redhat.com>
10802 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
10803 stmt_ends_pp_p statements at least once.
10804 * tree-vrp.c (vrp_initialize): Likewise.
10805 (vrp_visit_stmt): Be prepared for non-interesting stmts.
10807 2009-09-01 Dodji Seketeli <dodji@redhat.com>
10810 Fix AIX bootstrap after PR debug/30161
10811 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
10812 that is a GNU extension.
10813 (tmpl_value_parm_die_table): Move the definition of this global
10814 outside #ifdef DWARF2_DEBUGGING_INFO region.
10816 2009-09-01 Richard Guenther <rguenther@suse.de>
10818 * tree.c (tree_expr_size): New function.
10819 * tree.h (tree_expr_size): Declare.
10820 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
10821 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
10822 * langhooks.c (lhd_expr_size): Remove.
10823 * langhooks.h (struct lang_hooks): Remove expr_size.
10824 * explow.c (expr_size): Use tree_expr_size.
10825 (int_expr_size): Likewise.
10826 * langhooks-def.h (lhd_expr_size): Remove.
10827 (LANG_HOOKS_EXPR_SIZE): Likewise.
10828 (LANG_HOOKS_INITIALIZER): Adjust.
10830 2009-09-01 Richard Guenther <rguenther@suse.de>
10832 * tree-flow.h (mark_addressable): Move declaration ...
10833 * tree.h (mark_addressable): ... here.
10834 * stmt.c (expand_asm_operands): Use mark_addressable, not
10835 lang_hooks.mark_addressable.
10836 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
10837 LANG_HOOKS_MARK_ADDRESSABLE.
10838 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
10839 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
10841 2009-08-31 Chris Demetriou <cgd@google.com>
10843 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
10844 vectorize if not TARGET_SSE2.
10846 2009-08-31 DJ Delorie <dj@redhat.com>
10848 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
10849 registers if no coprocessor is enabled.
10851 2009-08-31 Dodji Seketeli <dodji@redhat.com>
10854 * cgraph.h (cgraph_get_node): Declare ...
10855 * cgraph.c (cgraph_get_node): ... new function.
10856 * dwarf2out.c (gen_generic_params_dies,
10857 generic_parameter_die, tree_add_const_value_attribute_for_decl,
10858 make_ith_pack_parameter_name,
10859 append_entry_to_tmpl_value_parm_die_table,
10860 gen_remaining_tmpl_value_param_die_attribute): New functions.
10861 (gen_subprogram_die): Generate debug info for template parameters
10862 if debug info level is higher than DINFO_LEVEL_TERSE.
10863 Use tree_add_const_value_attribute_for_decl instead of
10864 tree_add_const_value_attribute.
10865 (gen_const_die): Use tree_add_const_value_attribute_for_decl
10866 instead of tree_add_const_value_attribute.
10867 (gen_struct_or_union_type_die): Generate debug
10868 info for template parameters if debug info level is higher than
10870 (tree_add_const_value_attribute): Handle integral and pointer
10871 constants. Update comment.
10872 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
10873 (dwarf_attr_name): Support DW_AT_GNU_template_name.
10874 (reference_to_unused): Fix thinko. Remove redundant predicates from
10876 (tree_add_const_value_attribute): Make this work for constant
10878 tree_add_const_value_attribute_for_decl is to be used for variable
10880 (add_location_or_const_value_attribute): Use
10881 tree_add_const_value_attribute_for_decl now.
10882 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
10883 DW_TAG_template_value_param DIEs after function DIEs have been
10885 * langhooks.h (lang_hooks_for_types): Add
10886 get_argument_pack_elems.
10887 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
10888 (lang_hooks): Added get_innermost_generic_parms,
10889 get_innermost_generic_args.
10890 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
10891 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
10892 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
10893 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
10895 2009-08-31 DJ Delorie <dj@redhat.com>
10897 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
10898 it once we start generating the prologue or epilogue.
10899 (mep_call_saves_register): If the frame is locked, re-use
10901 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
10902 (mep_expand_prologue): Call it.
10903 (mep_expand_epilogue): Likewise.
10904 (mep_start_function): Use the same logic as mep_expand_prologue.
10905 (mep_pass_by_reference): Make logic more readable.
10906 (mep_return_in_memory): Zero-sized objects are passed in memory.
10907 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
10909 2009-08-31 Richard Guenther <rguenther@suse.de>
10911 * builtins.c (fold_builtin_memory_op): Use the alias oracle
10912 to query if the memory regions for memmove overlap.
10913 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
10914 asserts on pointers, instead deal with odd trees.
10915 (ptr_derefs_may_alias_p): Likewise.
10916 (refs_may_alias_p_1): Constructor bases also never alias.
10918 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
10920 * doc/install.texi (Final install): Adjust reference on where to
10921 order printed manuals.
10923 2009-08-30 Olivier Hainque <hainque@adacore.com>
10925 * dwarf2out.c (switch_to_frame_table_section): Move
10926 definition prior to first use.
10928 2009-08-30 Richard Guenther <rguenther@suse.de>
10930 PR tree-optimization/41186
10931 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
10932 (ao_ref_init_from_ptr_and_size): New function.
10933 (ref_maybe_used_by_call_p_1): Be more precise tracking
10934 used ranges for builtin functions.
10935 (ref_maybe_used_by_call_p): Adjust.
10936 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
10937 ranges for builtin functions.
10938 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
10940 2009-08-30 Alan Modra <amodra@bigpond.net.au>
10943 * fwprop.c (get_reg_use_in): Delete.
10944 (free_load_extend): New function.
10945 (forward_propagate_subreg): Use it.
10947 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
10949 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
10951 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
10954 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
10957 2009-08-29 Douglas B Rupp <rupp@gnat.com>
10959 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
10960 fini or fini_array section.
10962 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
10964 * graphite-dependences.c (graphite_legal_transform_bb): Call
10965 pbb_remove_duplicate_pdrs.
10966 * graphite-poly.c (can_collapse_pdr): Removed.
10967 (pdr_find_duplicate): Removed.
10968 (can_collapse_pdrs): New.
10969 (pbb_remove_duplicate_pdrs): New.
10970 (new_poly_dr): Do not look for duplicates.
10971 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
10972 (PBB_PDR_DUPLICATES_REMOVED): New.
10973 (pbb_remove_duplicate_pdrs): Declared.
10975 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
10977 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
10978 the strides by multiplying by PDR_NB_REFS.
10979 * graphite-poly.c (can_collapse_pdr): New.
10980 (pdr_find_duplicate): New.
10981 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
10982 Initialize PDR_NB_REFS.
10983 * graphite-poly.h (struct poly_dr): Add field nb_refs.
10984 (PDR_NB_REFS): New.
10985 (new_poly_dr): Number of subscripts is a graphite_dim_t.
10987 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
10989 PR middle-end/40965
10990 * graphite-poly.c (apply_poly_transforms): Remove legality test before
10993 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
10995 * graphite-dependences.c (pddr_original_scattering): Return NULL
10996 for read-read dependence relations.
10997 * graphite-poly.h (enum poly_dr_type): Fix comment.
10999 (pdr_write_p): New.
11000 (pdr_may_write_p): New.
11002 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11004 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
11005 (struct poly_dr): Same.
11006 (new_poly_dr): Same.
11007 * graphite-poly.c (new_poly_dr): Same.
11008 * graphite-dependences.c (dot_deps): Disable call to system.
11010 2009-08-28 Cary Coutant <ccoutant@google.com>
11013 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
11014 struct/union/enum types local to a function.
11016 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
11017 Sebastian Pop <sebastian.pop@amd.com>
11019 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
11020 pbb_strip_mine_time_depth. Changed the implementation so that
11021 transformation is expressed as a transformation on
11022 time (scatttering) dimensions. Also, ensures that the 2d+1
11023 scheduling format is preserved.
11024 (pbb_strip_mine_profitable_p): Profitability is based on the
11025 iteration number of a given time (scattering) dimension,
11026 and not on a original loop depth dimension.
11027 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
11028 (pbb_do_strip_mine): Call psct_dynamic_dim.
11029 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
11030 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
11031 (pbb_nb_dynamic_scattering_transform): New.
11032 (psct_dynamic_dim): New.
11034 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
11036 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
11037 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
11038 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
11039 * graphite-interchange.c (build_linearized_memory_access): Same.
11040 (memory_stride_in_loop): Same.
11042 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11044 * graphite-dependences.c (pddr_original_scattering): New.
11045 (graphite_legal_transform_dr): Call pddr_original_scattering.
11048 * graphite-dependences.h (dot_deps): Declared.
11049 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
11050 (print_pdr): Print PDR_ID.
11051 * graphite-poly.h (struct poly_dr): Add field id.
11054 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
11056 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11058 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
11059 not delete the original dependence relation.
11061 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11063 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
11064 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
11065 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
11066 (free_poly_ddr): New.
11067 (pddr_is_empty): New.
11068 (dependence_polyhedron_1): Now returns a poly_ddr_p.
11069 (dependence_polyhedron): Same. Remove useless gcc_assert.
11071 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
11072 (graphite_carried_dependence_level_k): Call pddr_is_empty.
11073 * graphite-dependences.h (enum poly_dependence_kind): New.
11074 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
11075 (PDRP_SOURCE): Renamed PDDR_SOURCE.
11076 (PDRP_SINK): Renamed PDDR_SINK.
11077 (PDRP_DDP): Renamed PDDR_DDP.
11079 (free_poly_ddr): Declared.
11080 * graphite-poly.c (new_scop): Use the new hash function names.
11081 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
11082 into original_pddrs.
11083 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
11085 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11087 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
11088 bounds with LT_EXPR to make niter analysis more precise on code
11089 generated by Graphite.
11091 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11093 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
11094 (graphite_legal_transform_bb): Same.
11095 (poly_drs_may_alias_p): Same.
11097 2009-08-28 Richard Guenther <rguenther@suse.de>
11099 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
11101 2009-08-28 Jan Beulich <jbeulich@novell.com>
11103 * config/i386/netware.c: Include langhooks.h.
11104 (i386_nlm_encode_section_info): Simplify.
11105 (netware_override_options): Delete.
11106 * config/i386/netware.h (netware_override_options): Delete
11108 (OVERRIDE_OPTIONS): Delete definition.
11109 (SUBTARGET_OVERRIDE_OPTIONS): Define.
11110 (ASM_COMMENT_START): Define.
11111 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
11113 2009-08-28 Jan Beulich <jbeulich@novell.com>
11115 * configure.ac: For in-tree ld, do a plain version check to
11116 determine whether comdat groups are supported.
11117 * configure: Regenerate.
11119 2009-08-28 Olivier Hainque <hainque@adacore.com>
11121 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
11122 always defined. Reflect definition or absence of such for
11123 COLLECT_EXPORT_LIST. Readability helper.
11124 (scanfilter): New enum, to help control what symbols
11125 are to be considered or ignored by scan_prog_file.
11126 (enum pass): Rename as "scanpass", moved together with scanfilter
11127 prior to scan_prog_file's prototype.
11128 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
11129 Group prototype with the scanpass/scanfilter definitions, factorize
11130 head comments for the several implementations at the prototype.
11131 (main): Reorganize the first pass link control to let AIX
11132 drag only the needed frame tables in executables. Prevent
11133 frame tables collection during the scan aimed at static ctors.
11134 Pre-link and scan for frame tables later to compensate.
11135 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
11136 A C statement to issue assembly directives that create a reference
11137 to the given DWARF table identifier label from the current function
11139 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
11140 to differentiate first time section entry. Only emit a .data
11141 tables start identifier label the first time around.
11142 (switch_to_frame_table_section): New function. Helper for
11143 output_call_frame_info to switch possibly BACK into the eh_frame
11144 or the debug_frame section depending on FOR_EH.
11145 (output_call_frame_info): Use helper to first enter the proper
11147 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
11148 emit a link to the frame table start label from each function
11150 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
11151 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
11152 * config/rs6000/rs6000-protos.h: Declare it.
11153 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
11155 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
11157 * config/sh/sh.c (split_branches): Check the result of
11160 2009-08-27 Steve Ellcey <sje@cup.hp.com>
11162 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
11163 using -pthread -fopenmp
11165 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
11167 * doc/service.texi (service directory): Update URL.
11169 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
11171 PR rtl-optimization/40861
11172 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
11173 extract word from a multi-word subreg for negative byte positions.
11175 2009-08-27 Tristan Gingold <gingold@adacore.com>
11176 Douglas B Rupp <rupp@gnat.com>
11178 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
11179 (SECTION_VMS_OVERLAY): Define.
11180 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
11182 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
11184 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
11185 common_object declarations.
11186 (ia64_section_type_flags): Set section flag for common_object.
11187 * config/ia64/ia64-protos.h
11188 (ia64_vms_output_aligned_decl_common): Declare.
11189 (ia64_vms_elf_asm_named_section): Declare.
11191 2009-08-27 Michael Matz <matz@suse.de>
11193 * expr.c (expand_expr_real_2): New function taking exploded
11194 unary or binary expression, split out from ...
11195 (expand_expr_real_1): ... here. Move over all unary/binary
11196 switch parts to above function, in particular these codes:
11197 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
11198 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
11199 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
11200 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
11201 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
11202 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
11203 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
11204 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
11205 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
11206 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
11207 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
11208 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
11209 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
11210 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
11211 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
11212 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
11213 VEC_PACK_FIX_TRUNC_EXPR.
11214 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
11217 2009-08-27 Richard Guenther <rguenther@suse.de>
11219 * gengtype.c (main): Handle uint64_t.
11220 * ipa-utils.c (get_base_var): Indent properly.
11221 * tree-ssa-live.c (debug_scope_block): New function.
11222 * tree-flow.h (debug_scope_block): Declare.
11223 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
11224 * basic-block.h (enum profile_status): Rename to
11225 enum profile_status_d.
11226 (x_profile_status): Adjust type.
11228 2009-08-27 Dodji Seketeli <dodji@redhat.com>
11231 * dwarf2out.c (get_context_die): Declare this static function.
11232 (gen_type_die_with_usage): Make sure a DIE is a generated for
11233 the context of a typedef.
11235 2009-08-26 Anatoly Sokolov <aesok@post.ru>
11237 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
11240 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
11242 * config/mips/mips-protos.h (mips_output_sync): Declare.
11243 (mips_sync_loop_insns): Likewise.
11244 (mips_output_sync_loop): Replace first two parameters with an rtx.
11245 * config/mips/mips.c (mips_multi_member): New structure.
11246 (mips_multi_members): New variable.
11247 (mips_multi_start): New function.
11248 (mips_multi_add): Likewise.
11249 (mips_multi_add_insn): Likewise.
11250 (mips_multi_add_label): Likewise.
11251 (mips_multi_last_index): Likewise.
11252 (mips_multi_copy_insn): Likewise.
11253 (mips_multi_set_operand): Likewise.
11254 (mips_multi_write): Likewise.
11255 (mips_print_operand_punctuation): Remove '%|' and '%-'.
11256 (mips_init_print_operand_punct): Update accordingly.
11257 (mips_start_ll_sc_sync_block): New function.
11258 (mips_end_ll_sc_sync_block): Likewise.
11259 (mips_output_sync): Likewise.
11260 (mips_sync_insn1_template): Likewise.
11261 (mips_sync_insn2_template): Likewise.
11262 (mips_get_sync_operand): Likewise.
11263 (mips_process_sync_loop): Likewise.
11264 (mips_output_sync_loop): Use mips_process_sync_loop.
11265 (mips_sync_loop_insns): New function.
11266 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
11267 (MIPS_COMPARE_AND_SWAP_12): Likewise.
11268 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
11269 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
11270 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
11271 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
11272 (MIPS_SYNC_OLD_OP_12): Likewise.
11273 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
11274 (MIPS_SYNC_NEW_OP_12): Likewise.
11275 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
11276 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
11277 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
11278 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
11279 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
11280 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
11281 * config/mips/mips.md (sync_mem): New attribute.
11282 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
11283 (sync_exclusive_mask, sync_required_oldval): Likewise.
11284 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
11285 (sync_release_barrier): Likewise.
11286 (length): Handle sync loops.
11287 (sync): Use mips_output_sync.
11288 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
11289 (sync_compare_and_swap<mode>): Set the new sync_* attributes
11290 and use mips_output_sync_loop.
11291 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
11292 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
11293 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
11294 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
11295 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
11296 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
11297 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
11298 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
11299 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
11301 2009-08-26 Richard Guenther <rguenther@suse.de>
11303 PR middle-end/41163
11304 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
11305 the types to not match.
11306 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
11308 * tree-ssa.c (useless_type_conversion_p): Conversions to
11309 pointers to unprototyped functions are useless.
11311 2009-08-26 Richard Guenther <rguenther@suse.de>
11313 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
11314 whole-program condition, prepare to be called for non-globals.
11315 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
11316 params build a representative with known type and track its fields.
11318 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
11320 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
11321 clearing by a taken branch.
11322 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
11323 effectively after bbro pass.
11324 (sync_nand<mode>): Ditto.
11325 (sync_old_<fetchop_name><mode>): Ditto.
11326 (sync_old_nand<mode>): Ditto.
11327 (sync_new_<fetchop_name><mode>): Dito.
11328 (sync_new_nand<mode>): Ditto.
11329 (sync_compare_and_swap<mode>_1): Ditto.
11330 (*sync_compare_and_swap<mode>): Ditto.
11331 (sync_lock_test_and_set<mode>_1): Ditto.
11332 ("sync_lock_test_and_set<mode>): Ditto.
11334 2009-08-25 Douglas B Rupp <rupp@gnat.com>
11336 * hwint.h (HOST_LONG_FORMAT): New macro
11337 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
11338 Use HOST_PTR_PRINTF.
11339 * system.h (HOST_PTR_PRINTF): Resurrect old macro
11340 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
11341 (HOST_PTR_PRINTF): Document.
11343 2009-08-25 Jan Hubicka <jh@suse.cz>
11345 * config/i386/bmmintrin.h: Replace by #error.
11348 Michael Meissner <michael.meissner@amd.com>
11349 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11350 Tony Linthicum <tony.linthicum@amd.com>
11352 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
11353 (TARGET_ROUND): New macro for the round/ptest instructions which
11354 are shared between SSE4.1 and SSE5.
11355 (OPTION_MASK_ISA_ROUND): Ditto.
11356 (OPTION_ISA_ROUND): Ditto.
11357 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
11358 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
11360 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
11361 (-mfused-madd): New switch to give users control over whether the
11362 compiler optimizes to use the multiply/add SSE5 instructions.
11364 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
11365 (ix86_handle_option): Turn off 3dnow if -msse5.
11366 (override_options): Add SSE5 support.
11367 (print_operand): %Y prints comparison codes for SSE5 com/pcom
11369 (ix86_expand_sse_movcc): Add SSE5 support.
11370 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
11371 vector type to the next largest size.
11372 (ix86_expand_sse5_pack): New function to use pperm to pack a
11373 vector type to the next smallest size.
11374 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
11375 (IX86_BUILTIN_FMADDSD): Ditto.
11376 (IX86_BUILTIN_FMADDPS): Ditto.
11377 (IX86_BUILTIN_FMADDPD): Ditto.
11378 (IX86_BUILTIN_FMSUBSS): Ditto.
11379 (IX86_BUILTIN_FMSUBSD): Ditto.
11380 (IX86_BUILTIN_FMSUBPS): Ditto.
11381 (IX86_BUILTIN_FMSUBPD): Ditto.
11382 (IX86_BUILTIN_FNMADDSS): Ditto.
11383 (IX86_BUILTIN_FNMADDSD): Ditto.
11384 (IX86_BUILTIN_FNMADDPS): Ditto.
11385 (IX86_BUILTIN_FNMADDPD): Ditto.
11386 (IX86_BUILTIN_FNMSUBSS): Ditto.
11387 (IX86_BUILTIN_FNMSUBSD): Ditto.
11388 (IX86_BUILTIN_FNMSUBPS): Ditto.
11389 (IX86_BUILTIN_FNMSUBPD): Ditto.
11390 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
11391 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
11392 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
11393 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
11394 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
11395 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
11396 (IX86_BUILTIN_PPERM): Ditto.
11397 (IX86_BUILTIN_PERMPS): Ditto.
11398 (IX86_BUILTIN_PERMPD): Ditto.
11399 (IX86_BUILTIN_PMACSSWW): Ditto.
11400 (IX86_BUILTIN_PMACSWW): Ditto.
11401 (IX86_BUILTIN_PMACSSWD): Ditto.
11402 (IX86_BUILTIN_PMACSWD): Ditto.
11403 (IX86_BUILTIN_PMACSSDD): Ditto.
11404 (IX86_BUILTIN_PMACSDD): Ditto.
11405 (IX86_BUILTIN_PMACSSDQL): Ditto.
11406 (IX86_BUILTIN_PMACSSDQH): Ditto.
11407 (IX86_BUILTIN_PMACSDQL): Ditto.
11408 (IX86_BUILTIN_PMACSDQH): Ditto.
11409 (IX86_BUILTIN_PMADCSSWD): Ditto.
11410 (IX86_BUILTIN_PMADCSWD): Ditto.
11411 (IX86_BUILTIN_PHADDBW): Ditto.
11412 (IX86_BUILTIN_PHADDBD): Ditto.
11413 (IX86_BUILTIN_PHADDBQ): Ditto.
11414 (IX86_BUILTIN_PHADDWD): Ditto.
11415 (IX86_BUILTIN_PHADDWQ): Ditto.
11416 (IX86_BUILTIN_PHADDDQ): Ditto.
11417 (IX86_BUILTIN_PHADDUBW): Ditto.
11418 (IX86_BUILTIN_PHADDUBD): Ditto.
11419 (IX86_BUILTIN_PHADDUBQ): Ditto.
11420 (IX86_BUILTIN_PHADDUWD): Ditto.
11421 (IX86_BUILTIN_PHADDUWQ): Ditto.
11422 (IX86_BUILTIN_PHADDUDQ): Ditto.
11423 (IX86_BUILTIN_PHSUBBW): Ditto.
11424 (IX86_BUILTIN_PHSUBWD): Ditto.
11425 (IX86_BUILTIN_PHSUBDQ): Ditto.
11426 (IX86_BUILTIN_PROTB): Ditto.
11427 (IX86_BUILTIN_PROTW): Ditto.
11428 (IX86_BUILTIN_PROTD): Ditto.
11429 (IX86_BUILTIN_PROTQ): Ditto.
11430 (IX86_BUILTIN_PROTB_IMM): Ditto.
11431 (IX86_BUILTIN_PROTW_IMM): Ditto.
11432 (IX86_BUILTIN_PROTD_IMM): Ditto.
11433 (IX86_BUILTIN_PROTQ_IMM): Ditto.
11434 (IX86_BUILTIN_PSHLB): Ditto.
11435 (IX86_BUILTIN_PSHLW): Ditto.
11436 (IX86_BUILTIN_PSHLD): Ditto.
11437 (IX86_BUILTIN_PSHLQ): Ditto.
11438 (IX86_BUILTIN_PSHAB): Ditto.
11439 (IX86_BUILTIN_PSHAW): Ditto.
11440 (IX86_BUILTIN_PSHAD): Ditto.
11441 (IX86_BUILTIN_PSHAQ): Ditto.
11442 (IX86_BUILTIN_FRCZSS): Ditto.
11443 (IX86_BUILTIN_FRCZSD): Ditto.
11444 (IX86_BUILTIN_FRCZPS): Ditto.
11445 (IX86_BUILTIN_FRCZPD): Ditto.
11446 (IX86_BUILTIN_CVTPH2PS): Ditto.
11447 (IX86_BUILTIN_CVTPS2PH): Ditto.
11448 (IX86_BUILTIN_COMEQSS): Ditto.
11449 (IX86_BUILTIN_COMNESS): Ditto.
11450 (IX86_BUILTIN_COMLTSS): Ditto.
11451 (IX86_BUILTIN_COMLESS): Ditto.
11452 (IX86_BUILTIN_COMGTSS): Ditto.
11453 (IX86_BUILTIN_COMGESS): Ditto.
11454 (IX86_BUILTIN_COMUEQSS): Ditto.
11455 (IX86_BUILTIN_COMUNESS): Ditto.
11456 (IX86_BUILTIN_COMULTSS): Ditto.
11457 (IX86_BUILTIN_COMULESS): Ditto.
11458 (IX86_BUILTIN_COMUGTSS): Ditto.
11459 (IX86_BUILTIN_COMUGESS): Ditto.
11460 (IX86_BUILTIN_COMORDSS): Ditto.
11461 (IX86_BUILTIN_COMUNORDSS): Ditto.
11462 (IX86_BUILTIN_COMFALSESS): Ditto.
11463 (IX86_BUILTIN_COMTRUESS): Ditto.
11464 (IX86_BUILTIN_COMEQSD): Ditto.
11465 (IX86_BUILTIN_COMNESD): Ditto.
11466 (IX86_BUILTIN_COMLTSD): Ditto.
11467 (IX86_BUILTIN_COMLESD): Ditto.
11468 (IX86_BUILTIN_COMGTSD): Ditto.
11469 (IX86_BUILTIN_COMGESD): Ditto.
11470 (IX86_BUILTIN_COMUEQSD): Ditto.
11471 (IX86_BUILTIN_COMUNESD): Ditto.
11472 (IX86_BUILTIN_COMULTSD): Ditto.
11473 (IX86_BUILTIN_COMULESD): Ditto.
11474 (IX86_BUILTIN_COMUGTSD): Ditto.
11475 (IX86_BUILTIN_COMUGESD): Ditto.
11476 (IX86_BUILTIN_COMORDSD): Ditto.
11477 (IX86_BUILTIN_COMUNORDSD): Ditto.
11478 (IX86_BUILTIN_COMFALSESD): Ditto.
11479 (IX86_BUILTIN_COMTRUESD): Ditto.
11480 (IX86_BUILTIN_COMEQPS): Ditto.
11481 (IX86_BUILTIN_COMNEPS): Ditto.
11482 (IX86_BUILTIN_COMLTPS): Ditto.
11483 (IX86_BUILTIN_COMLEPS): Ditto.
11484 (IX86_BUILTIN_COMGTPS): Ditto.
11485 (IX86_BUILTIN_COMGEPS): Ditto.
11486 (IX86_BUILTIN_COMUEQPS): Ditto.
11487 (IX86_BUILTIN_COMUNEPS): Ditto.
11488 (IX86_BUILTIN_COMULTPS): Ditto.
11489 (IX86_BUILTIN_COMULEPS): Ditto.
11490 (IX86_BUILTIN_COMUGTPS): Ditto.
11491 (IX86_BUILTIN_COMUGEPS): Ditto.
11492 (IX86_BUILTIN_COMORDPS): Ditto.
11493 (IX86_BUILTIN_COMUNORDPS): Ditto.
11494 (IX86_BUILTIN_COMFALSEPS): Ditto.
11495 (IX86_BUILTIN_COMTRUEPS): Ditto.
11496 (IX86_BUILTIN_COMEQPD): Ditto.
11497 (IX86_BUILTIN_COMNEPD): Ditto.
11498 (IX86_BUILTIN_COMLTPD): Ditto.
11499 (IX86_BUILTIN_COMLEPD): Ditto.
11500 (IX86_BUILTIN_COMGTPD): Ditto.
11501 (IX86_BUILTIN_COMGEPD): Ditto.
11502 (IX86_BUILTIN_COMUEQPD): Ditto.
11503 (IX86_BUILTIN_COMUNEPD): Ditto.
11504 (IX86_BUILTIN_COMULTPD): Ditto.
11505 (IX86_BUILTIN_COMULEPD): Ditto.
11506 (IX86_BUILTIN_COMUGTPD): Ditto.
11507 (IX86_BUILTIN_COMUGEPD): Ditto.
11508 (IX86_BUILTIN_COMORDPD): Ditto.
11509 (IX86_BUILTIN_COMUNORDPD): Ditto.
11510 (IX86_BUILTIN_COMFALSEPD): Ditto.
11511 (IX86_BUILTIN_COMTRUEPD): Ditto.
11512 (IX86_BUILTIN_PCOMEQUB): Ditto.
11513 (IX86_BUILTIN_PCOMNEUB): Ditto.
11514 (IX86_BUILTIN_PCOMLTUB): Ditto.
11515 (IX86_BUILTIN_PCOMLEUB): Ditto.
11516 (IX86_BUILTIN_PCOMGTUB): Ditto.
11517 (IX86_BUILTIN_PCOMGEUB): Ditto.
11518 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
11519 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
11520 (IX86_BUILTIN_PCOMEQUW): Ditto.
11521 (IX86_BUILTIN_PCOMNEUW): Ditto.
11522 (IX86_BUILTIN_PCOMLTUW): Ditto.
11523 (IX86_BUILTIN_PCOMLEUW): Ditto.
11524 (IX86_BUILTIN_PCOMGTUW): Ditto.
11525 (IX86_BUILTIN_PCOMGEUW): Ditto.
11526 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
11527 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
11528 (IX86_BUILTIN_PCOMEQUD): Ditto.
11529 (IX86_BUILTIN_PCOMNEUD): Ditto.
11530 (IX86_BUILTIN_PCOMLTUD): Ditto.
11531 (IX86_BUILTIN_PCOMLEUD): Ditto.
11532 (IX86_BUILTIN_PCOMGTUD): Ditto.
11533 (IX86_BUILTIN_PCOMGEUD): Ditto.
11534 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
11535 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
11536 (IX86_BUILTIN_PCOMEQUQ): Ditto.
11537 (IX86_BUILTIN_PCOMNEUQ): Ditto.
11538 (IX86_BUILTIN_PCOMLTUQ): Ditto.
11539 (IX86_BUILTIN_PCOMLEUQ): Ditto.
11540 (IX86_BUILTIN_PCOMGTUQ): Ditto.
11541 (IX86_BUILTIN_PCOMGEUQ): Ditto.
11542 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
11543 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
11544 (IX86_BUILTIN_PCOMEQB): Ditto.
11545 (IX86_BUILTIN_PCOMNEB): Ditto.
11546 (IX86_BUILTIN_PCOMLTB): Ditto.
11547 (IX86_BUILTIN_PCOMLEB): Ditto.
11548 (IX86_BUILTIN_PCOMGTB): Ditto.
11549 (IX86_BUILTIN_PCOMGEB): Ditto.
11550 (IX86_BUILTIN_PCOMFALSEB): Ditto.
11551 (IX86_BUILTIN_PCOMTRUEB): Ditto.
11552 (IX86_BUILTIN_PCOMEQW): Ditto.
11553 (IX86_BUILTIN_PCOMNEW): Ditto.
11554 (IX86_BUILTIN_PCOMLTW): Ditto.
11555 (IX86_BUILTIN_PCOMLEW): Ditto.
11556 (IX86_BUILTIN_PCOMGTW): Ditto.
11557 (IX86_BUILTIN_PCOMGEW): Ditto.
11558 (IX86_BUILTIN_PCOMFALSEW): Ditto.
11559 (IX86_BUILTIN_PCOMTRUEW): Ditto.
11560 (IX86_BUILTIN_PCOMEQD): Ditto.
11561 (IX86_BUILTIN_PCOMNED): Ditto.
11562 (IX86_BUILTIN_PCOMLTD): Ditto.
11563 (IX86_BUILTIN_PCOMLED): Ditto.
11564 (IX86_BUILTIN_PCOMGTD): Ditto.
11565 (IX86_BUILTIN_PCOMGED): Ditto.
11566 (IX86_BUILTIN_PCOMFALSED): Ditto.
11567 (IX86_BUILTIN_PCOMTRUED): Ditto.
11568 (IX86_BUILTIN_PCOMEQQ): Ditto.
11569 (IX86_BUILTIN_PCOMNEQ): Ditto.
11570 (IX86_BUILTIN_PCOMLTQ): Ditto.
11571 (IX86_BUILTIN_PCOMLEQ): Ditto.
11572 (IX86_BUILTIN_PCOMGTQ): Ditto.
11573 (IX86_BUILTIN_PCOMGEQ): Ditto.
11574 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
11575 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
11576 (enum multi_arg_type): New enum for describing the various SSE5
11577 intrinsic argument types.
11578 (bdesc_multi_arg): New table for SSE5 intrinsics.
11579 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
11580 (ix86_expand_multi_arg_builtin): New function for creating SSE5
11582 (ix86_expand_builtin): Add SSE5 intrinsic support.
11583 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
11584 operand instructions.
11585 (ix86_expand_sse5_multiple_memory): New function to split the
11586 second memory reference from SSE5 instructions.
11587 (type_has_variadic_args_p): Delete in favor of stdarg_p.
11588 (ix86_return_pops_args): Use stdarg_p to determine if the function
11589 has variable arguments.
11590 (ix86_setup_incoming_varargs): Ditto.
11591 (x86_this_parameter): Ditto.
11593 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
11595 (ix86_expand_sse5_pack): Ditto.
11596 (ix86_sse5_valid_op_p): Ditto.
11597 (ix86_expand_sse5_multiple_memory): Ditto.
11599 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
11600 constant for SSE5 support.
11601 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
11602 (UNSPEC_SSE5_TRUEFALSE): Ditto.
11603 (UNSPEC_SSE5_PERMUTE): Ditto.
11604 (UNSPEC_SSE5_ASHIFT): Ditto.
11605 (UNSPEC_SSE5_LSHIFT): Ditto.
11606 (UNSPEC_FRCZ): Ditto.
11607 (UNSPEC_CVTPH2PS): Ditto.
11608 (UNSPEC_CVTPS2PH): Ditto.
11609 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
11610 (PCOM_TRUE): Ditto.
11611 (COM_FALSE_S): Ditto.
11612 (COM_FALSE_P): Ditto.
11613 (COM_TRUE_S): Ditto.
11614 (COM_TRUE_P): Ditto.
11615 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
11616 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
11618 (memory attribute): Ditto.
11619 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
11620 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
11621 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
11622 (floor<mode>2): Ditto.
11623 (ceil<mode>2): Ditto.
11624 (btrunc<mode>2): Ditto.
11625 (nearbyintdf2): Ditto.
11626 (nearbyintsf2): Ditto.
11627 (sse_setccsf): Disable if SSE5.
11628 (sse_setccdf): Ditto.
11629 (sse5_setcc<mode>): New support for SSE5 conditional move.
11630 (sse5_pcmov_<mode>): Ditto.
11632 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
11633 (SSEMODEF4): Ditto.
11634 (SSEMODEF2P): Ditto.
11635 (ssemodesuffixf4): New mode attribute for SSE5.
11636 (ssemodesuffixf2s): Ditto.
11637 (ssemodesuffixf2c): Ditto.
11638 (sserotatemax): Ditto.
11639 (ssescalarmode): Ditto.
11640 (sse_maskcmpv4sf3): Disable if SSE5.
11641 (sse_maskcmpv2df3): Ditto.
11642 (sse_vmmaskcmpv4sf3): Ditto.
11643 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
11644 (sse5_vmfmadd<mode>4): Ditto.
11645 (sse5_fmsub<mode>4): Ditto.
11646 (sse5_vmfmsub<mode>4): Ditto.
11647 (sse5_fnmadd<mode>4): Ditto.
11648 (sse5_vmfnmadd<mode>4): Ditto.
11649 (sse5_fnmsub<mode>4): Ditto.
11650 (sse5_vmfnmsub<mode>4): Ditto.
11651 (sse5i_fmadd<mode>4): Ditto.
11652 (sse5i_fmsub<mode>4): Ditto.
11653 (sse5i_fnmadd<mode>4): Ditto.
11654 (sse5i_fnmsub<mode>4): Ditto.
11655 (sse5i_vmfmadd<mode>4): Ditto.
11656 (sse5i_vmfmsub<mode>4): Ditto.
11657 (sse5i_vmfnmadd<mode>4): Ditto.
11658 (sse5i_vmfnmsub<mode>4): Ditto.
11659 (mulv16qi3): Add SSE5 support.
11661 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
11662 (sse2_mulv4si3): Disable if SSE5.
11663 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
11664 (sse4_1_roundps): Ditto.
11665 (sse4_1_roundsd): Ditto.
11666 (sse4_1_roundss): Ditto.
11667 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
11669 (sse_maskcmpsf3): Ditto.
11670 (sse_vmmaskcmpv4sf3): Ditto.
11671 (sse2_maskcmpv2df3): Ditto.
11672 (sse2_maskcmpdf3): Ditto.
11673 (sse2_vmmaskcmpv2df3): Ditto.
11674 (sse2_eq<mode>3): Ditto.
11675 (sse2_gt<mode>3): Ditto.
11676 (sse5_pcmov_<mode>): Add SSE5 support.
11677 (vec_unpacku_hi_v16qi): Ditto.
11678 (vec_unpacks_hi_v16qi): Ditto.
11679 (vec_unpacku_lo_v16qi): Ditto.
11680 (vec_unpacks_lo_v16qi): Ditto.
11681 (vec_unpacku_hi_v8hi): Ditto.
11682 (vec_unpacks_hi_v8hi): Ditto.
11683 (vec_unpacku_lo_v8hi): Ditto.
11684 (vec_unpacks_lo_v8hi): Ditto.
11685 (vec_unpacku_hi_v4si): Ditto.
11686 (vec_unpacks_hi_v4si): Ditto.
11687 (vec_unpacku_lo_v4si): Ditto.
11688 (vec_unpacks_lo_v4si): Ditto.
11689 (sse5_pmacsww): New SSE5 intrinsic insn.
11690 (sse5_pmacssww): Ditto.
11691 (sse5_pmacsdd): Ditto.
11692 (sse5_pmacssdd): Ditto.
11693 (sse5_pmacssdql): Ditto.
11694 (sse5_pmacssdqh): Ditto.
11695 (sse5_pmacsdqh): Ditto.
11696 (sse5_pmacsswd): Ditto.
11697 (sse5_pmacswd): Ditto.
11698 (sse5_pmadcsswd): Ditto.
11699 (sse5_pmadcswd): Ditto.
11700 (sse5_pcmov_<move>): Conditional move support on SSE5.
11701 (sse5_phaddbw): New SSE5 intrinsic insn.
11702 (sse5_phaddbd): Ditto.
11703 (sse5_phaddbq): Ditto.
11704 (sse5_phaddwd): Ditto.
11705 (sse5_phaddwq): Ditto.
11706 (sse5_phadddq): Ditto.
11707 (sse5_phaddubw): Ditto.
11708 (sse5_phaddubd): Ditto.
11709 (sse5_phaddubq): Ditto.
11710 (sse5_phadduwd): Ditto.
11711 (sse5_phadduwq): Ditto.
11712 (sse5_phaddudq): Ditto.
11713 (sse5_phsubbw): Ditto.
11714 (sse5_phsubwd): Ditto.
11715 (sse5_phsubdq): Ditto.
11716 (sse5_pperm): Ditto.
11717 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
11718 (sse5_pperm_zero_v16qi_v8hi): Ditto.
11719 (sse5_pperm_sign_v8hi_v4si): Ditto.
11720 (sse5_pperm_zero_v8hi_v4si): Ditto.
11721 (sse5_pperm_sign_v4si_v2di): Ditto.
11722 (sse5_pperm_sign_v4si_v2di): Ditto.
11723 (sse5_pperm_pack_v2di_v4si): Ditto.
11724 (sse5_pperm_pack_v4si_v8hi): Ditto.
11725 (sse5_pperm_pack_v8hi_v16qi): Ditto.
11726 (sse5_perm<mode>): New SSE5 intrinsic insn.
11727 (rotl<mode>3): Ditto.
11728 (sse5_rotl<mode>3): Ditto.
11729 (sse5_ashl<mode>3): Ditto.
11730 (sse5_lshl<mode>3): Ditto.
11731 (sse5_frcz<mode>2): Ditto.
11732 (sse5s_frcz<mode>2): Ditto.
11733 (sse5_cvtph2ps): Ditto.
11734 (sse5_cvtps2ph): Ditto.
11735 (sse5_vmmaskcmp<mode>3): Ditto.
11736 (sse5_com_tf<mode>3): Ditto.
11737 (sse5_maskcmp<mode>3): Ditto.
11738 (sse5_maskcmp_uns<mode>3): Ditto.
11739 (sse5_maskcmp_uns2<mode>3): Ditto.
11740 (sse5_pcom_tf<mode>3): Ditto.
11742 * config/i386/predicates.md (sse5_comparison_float_operator):
11743 New predicate to match the comparison operators supported by
11744 the SSE5 com instruction.
11745 (ix86_comparison_int_operator): New predicate to match just the
11746 signed int comparisons.
11747 (ix86_comparison_uns_operator): New predicate to match just the
11748 unsigned int comparisons.
11750 * doc/invoke.texi (-msse5): Add documentation.
11751 (-mfused-madd): Ditto.
11753 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
11755 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
11757 (x86_64-*-*): Ditto.
11759 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
11761 * config/i386/bmmintrin.h: New file, provide common x86 compiler
11762 intrinisics for SSE5.
11764 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
11767 * config/i386/mmintrin-common.h: New file, to contain common
11768 instructions between SSE4.1 and SSE5.
11770 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
11771 FOREACH_FUNCTION_ARGS to iterate over the argument list.
11772 (gen_regparm_prefix): Ditto.
11774 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
11775 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
11776 prototype_p to determine if a function is prototyped.
11778 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
11780 * c-common.c (c_common_reswords) add the alignof keyword,
11781 with same RID as __alignof and __alignof__
11783 2009-08-25 Anatoly Sokolov <aesok@post.ru>
11785 * hooks.h (hook_bool_const_int_const_int_true): Declare.
11786 * hooks.c (hook_bool_const_int_const_int_true): New function.
11787 * target.h (struct gcc_target): Add can_eliminate field.
11788 * target-def.h (TARGET_CAN_ELIMINATE): Define.
11789 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
11790 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
11791 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
11792 (elim_table): Revise comment.
11793 * system.h (CAN_ELIMINATE): Poison.
11794 * defaults.h (CAN_ELIMINATE): Remove.
11795 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
11797 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
11798 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
11800 (alpha_vms_can_eliminate): Declare as static, change return type to
11802 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
11804 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
11805 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
11806 (arm_can_eliminate): New function.
11808 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
11809 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
11810 (avr_can_eliminate): Declare as static.
11811 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
11813 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
11814 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
11815 (bfin_can_eliminate): New function.
11817 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
11818 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
11819 (crx_can_eliminate): New function.
11821 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
11822 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
11823 (fr30_can_eliminate): New function.
11825 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
11826 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
11827 (frv_can_eliminate): New function.
11829 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
11830 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
11831 (h8300_can_eliminate): New function.
11833 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
11834 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
11835 (i386_can_eliminate): Declare as static, change return type to bool.
11836 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
11838 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
11839 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
11840 (ia64_can_eliminate): New function.
11842 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
11843 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
11844 (iq2000_can_eliminate): New function.
11846 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
11847 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
11848 (m32r_can_eliminate): New function.
11850 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
11851 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
11852 (m68hc11_can_eliminate): New function.
11854 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
11855 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
11856 (m68k_can_eliminate): New function.
11858 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
11859 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
11860 (mep_can_eliminate): New function.
11862 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
11863 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
11864 (mips_can_eliminate): New function.
11866 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
11867 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
11868 (rs6000_can_eliminate): New function.
11870 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
11871 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
11872 (s390_can_eliminate): Declare as static.
11873 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
11875 * config/score/score.h (CAN_ELIMINATE): Remove macro.
11876 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
11877 (score_can_eliminate): New function.
11879 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
11880 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
11881 (sparc_can_eliminate): Declare as static.
11882 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
11884 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
11885 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
11886 (xstormy16_can_eliminate): New function.
11888 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
11889 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
11890 (v850_can_eliminate): New function.
11892 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
11894 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
11895 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
11896 (*movdfcc_ext[1234]): Disable for IEEE mode.
11898 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
11900 * gimplify.c (prepare_gimple_addressable): New static function.
11901 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
11903 (gimplify_addr_expr): Invoke it similarly on the operand instead of
11904 manually fiddling with it.
11906 2009-08-25 Michael Matz <matz@suse.de>
11908 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
11909 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
11911 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
11912 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
11913 (do_jump): Split out code for simple binary comparisons into ...
11914 (do_jump_1): ... this, taking the individual operands and code.
11915 Change callers to helper function above accordingly.
11916 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
11919 2009-08-25 Michael Matz <matz@suse.de>
11921 * expr.h (struct separate_ops, sepops): New type for passing
11922 around an exploded simple expression.
11923 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
11924 Use this structure instead of expression tree.
11925 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
11926 expression, only its type.
11927 (expand_vec_cond_expr): Take type and individual operands instead
11928 of full expression.
11929 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
11930 expand_vec_shift_expr): Change prototype accordingly.
11931 * tree-vect-stmts.c (vectorizable_condition): Change call of
11932 expand_vec_cond_expr_p to pass only type.
11933 * expr.c (do_store_flags): Change prototype and implementation
11934 to take an exploded expression.
11935 (expand_expr_real_1): New local ops initialized with details
11936 of the full expression. Use it instead of full
11937 expression in calls to do_store_flags, expand_vec_cond_expr,
11938 expand_widen_pattern_expr and expand_vec_shift_expr.
11940 2009-08-25 Michael Matz <matz@suse.de>
11942 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
11943 treeop2 initialized with first three operands of the full expression.
11944 Substitute all TREE_OPERAND (exp, [012]) calls with them.
11946 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
11948 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
11949 (__gthread_objc_condition_allocate): Mark arguments as unused.
11950 (__gthread_objc_condition_deallocate): Likewise.
11951 (__gthread_objc_condition_wait): Likewise.
11952 (__gthread_objc_condition_broadcast): Likewise.
11953 (__gthread_objc_condition_signal): Likewise.
11954 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
11955 (__gthread_objc_thread_id): Likewise.
11957 2009-08-25 Janus Weil <janus@gcc.gnu.org>
11959 PR middle-end/41149
11960 * tree-pretty-print.c (print_call_name): Print the correct call name
11961 for procedure pointer components.
11963 2009-08-24 Steve Ellcey <sje@cup.hp.com>
11965 * config/ia64/ia64.c (ia64_promote_function_mode): Call
11966 default_promote_function_mode when not VMS.
11968 2009-08-24 Olivier Hainque <hainque@adacore.com>
11970 * convert.c (convert_to_integer): Don't assume an input pointer is
11971 POINTER_SIZE wide. Fetch from the type instead.
11973 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11975 * configure.ac (AC_PREREQ): Bump to 2.64.
11977 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
11979 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
11980 (process_command): Don't search standard_exec_prefix_1 and
11981 standard_exec_prefix_2.
11983 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11985 * config/arm/arm.c (output_return_instruction): Handle for
11988 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11990 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
11992 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11994 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
11995 (*arm_movdf_vfp): Likewise.
11997 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11999 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
12000 (vashr<mode>3): Rename from ashr<mode>3.
12001 (vlshr<mode>3): Rename from lshr<mode>3.
12003 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
12006 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
12007 (check_format_info_main): Use scalar_identify_flag.
12008 (check_format_types): Check for scalar size identity if
12009 scalar_identify_flag is set.
12010 (printf_length_specs): Extend by new field.
12011 (asm_fprintf_length_specs): Likewise.
12012 (gcc_diag_length_specs): Likewise.
12013 (scanf_length_specs): Likewise.
12014 (strfmon_length_specs): Likewise.
12015 (gcc_gfc_length_specs): Likewise.
12016 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
12017 (ms_printf_flag_specs): Likewise.
12018 * c-format.h (format_length_info): Add new member scalar_identity_flag.
12020 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
12023 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
12024 (*call_value_pop_1): Ditto.
12025 (*sibcall_pop_1): New insn pattern.
12026 (*sibcall_value_pop_1): Ditto.
12028 2009-08-23 Alan Modra <amodra@bigpond.net.au>
12031 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
12034 2009-08-23 Alan Modra <amodra@bigpond.net.au>
12037 * fwprop.c (try_fwprop_subst): Allow multiple sets.
12038 (get_reg_use_in): New function.
12039 (forward_propagate_subreg): Propagate through subreg of zero_extend
12042 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
12044 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
12045 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
12047 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12049 * configure.ac: Remove --with-datarootdir, --with-docdir,
12050 --with-htmldir switches. No need to call AC_SUBST for
12051 datarootdir, docdir, htmldir any more.
12052 * configure: Regenerate.
12053 * doc/install.texi (Configuration): Document --datarootdir,
12054 --docdir, --htmldir, --pdfdir; update documentation for
12055 --infodir, --mandir.
12056 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
12059 * aclocal.m4: Regenerate.
12060 * config.in: Regenerate.
12061 * configure: Regenerate.
12063 2009-08-21 Douglas B Rupp <rupp@gnat.com>
12064 Olivier Hainque <hainque@adacore.com>
12066 * config/ia64/ia64.c: Include libfuncs.h.
12067 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
12068 (ia64_expand_call): Use reg 25 on VMS.
12069 (ia64_initialize_trampoline): Fix for VMS ABI.
12070 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
12071 (ia64_function_arg): Initialize reg 25 on VMS.
12072 Fix OpenVMS ABI issues for varargs.
12073 For OpenVMS, emit the Argument Information register set in the
12074 incoming/sibcall case as well.
12075 (ia64_arg_type): New function.
12076 (ia64_function_arg_advance): Keep track of cum->words.
12077 Fix OpenVMS ABI issues for varargs.
12078 (ia64_function_value): On VMS, promote mode of non-aggregate types.
12079 (ia64_override_options): Set flag_no_common on VMS.
12080 (ia64_init_builtins): Disable FWRITE builtin.
12081 (ia64_asm_output_external): Call DO_CRTL_NAMES.
12082 (ia64_vms_init_libfuncs): Add decc$ routines.
12083 (ia64_vms_valid_pointer_mode): New function.
12084 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
12085 (ia64_promote_function_mode): New function
12086 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
12087 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
12088 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
12089 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
12090 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
12091 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
12092 Suppress trailing '#' if VALUE is numeric.
12093 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
12094 ia64_promote_function_mode.
12095 (TARGET_VALID_POINTER_MODE): Define.
12097 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
12100 * config/rs6000/rs6000.c (rs6000_override_options): Use
12101 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
12104 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
12105 reporting of vector + decimal/boolean/complex error.
12107 2009-08-21 Jakub Jelinek <jakub@redhat.com>
12109 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
12110 __vector double TYPE_DECL.
12112 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
12114 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
12115 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
12116 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
12117 to pointer to enum machine_mode. Update all callers as needed.
12119 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
12121 * config/alpha/alpha.md (exception_receiver): Emit alternative
12122 GP load sequence if flag_reorder_blocks_and_partition is set.
12123 (*exception_receiver_2): Also enable when
12124 flag_reorder_blocks_and_partition is set.
12126 2009-08-20 Matt Rice <ratmice@gmail.com>
12127 Diego Novillo <dnovillo@google.com>
12129 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
12132 2009-08-20 Richard Guenther <rguenther@suse.de>
12134 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
12135 * c-tree.h (c_dup_lang_specific_decl): Remove.
12136 (struct lang_decl, struct lang_type): Move definitions ...
12137 * c-lang.h: ... here. New file.
12138 * c-decl.c: Include c-lang.h.
12139 (c_dup_lang_specific_decl): Remove.
12140 * c-typeck.c: Include c-lang.h.
12141 * Makefile.in (c-decl.o): Add c-lang.h dependency.
12142 (c-typeck.o): Likewise.
12143 * c-config-lang.in (gtfiles): Add c-lang.h.
12144 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
12147 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
12149 * config/alpha/alpha.c (alpha_end_function): Do not clear
12150 crtl->emit structure and free insn locators if cfun->is_thunk is true,
12151 this is now handled in generic code.
12153 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
12155 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
12156 (s390_z10_fix_long_loop_prediction): New function.
12157 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
12158 (s390_reorg): Walk over the INSNs and invoke
12159 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
12161 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
12163 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
12164 "*brx_64bit", "*brx_31bit"): New patterns.
12165 * config/s390/s390.c ('E'): New output modifier.
12167 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12168 Richard Earnshaw <richard.earnshaw@arm.com>
12170 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
12171 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
12173 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12175 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
12177 * pa.c (emit_move_sequence): Check if address of operand1 is valid
12178 for mode mode of operand0 when doing secondary reload for SAR.
12180 2009-08-19 Jakub Jelinek <jakub@redhat.com>
12182 PR middle-end/41123
12183 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
12184 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
12186 2009-08-19 Jason Merrill <jason@redhat.com>
12188 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
12189 supported template depth in C++0x.
12191 2009-08-19 Jakub Jelinek <jakub@redhat.com>
12193 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
12194 free_after_compilation.
12195 * config/score/score7.c (score7_output_mi_thunk): Likewise.
12196 * config/score/score3.c (score3_output_mi_thunk): Likewise.
12197 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
12198 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
12199 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
12200 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
12201 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
12203 2009-08-19 Ian Lance Taylor <iant@google.com>
12205 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
12206 of (plus (mult (neg B) C) A).
12208 2009-08-18 Michael Matz <matz@suse.de>
12210 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
12211 instead of comparing TYPE_MAIN_VARIANT for equality.
12212 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
12213 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
12214 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
12215 * gimplify.c (goa_lhs_expr_p): Ditto and use
12216 STRIP_USELESS_TYPE_CONVERSION.
12218 2009-08-18 Michael Matz <matz@suse.de>
12220 * tree-ssa-structalias.c (create_variable_info_for): Also mark
12221 first field in a struct.
12222 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
12224 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
12226 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
12227 locators before emit_insn is called. Remove assert that
12229 (alpha_end_function): Clear crtl->emit structure and free insn
12230 locators if cfun->is_thunk is true.
12232 2009-08-18 Jason Merrill <jason@redhat.com>
12234 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
12236 * configure.ac: Test for it.
12237 * configure, config.in: Regenerate.
12238 * doc/install.texi: Document --enable-gnu-unique-object.
12240 2009-08-18 Richard Guenther <rguenther@suse.de>
12242 PR middle-end/41094
12243 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
12244 pow(x,y*z) only if x is nonnegative.
12246 2009-08-18 Jakub Jelinek <jakub@redhat.com>
12248 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
12252 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
12253 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
12255 2009-08-17 DJ Delorie <dj@redhat.com>
12257 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
12258 * config/m32c/prologue.md (epilogue_freit): New.
12260 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
12261 (bank_switch_p): Likewise.
12262 (fast_interrupt_p): Likewise.
12263 (interrupt_p): Likewise.
12264 (m32c_conditional_register_usage): Round memregs size up.
12265 (need_to_save): We only need to save $a0 when we use ENTER.
12266 (interrupt_p): Check for fast_interrupt too.
12267 (bank_switch_p): New.
12268 (fast_interrupt_p): New.
12269 (m32c_attribute_table): Add bank_switch and fast_interrupt.
12270 (m32c_emit_prolog): Support bank switching and fast interrupts.
12271 * doc/extend.texi (Function Attributes): Add bank_switch and
12274 2009-08-17 Douglas B Rupp <rupp@gnat.com>
12276 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
12277 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
12279 2009-08-16 Douglas B Rupp <rupp@gnat.com>
12281 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
12282 (menu): Add IA-64/VMS Options.
12283 (IA-64/VMS Options): Likewise.
12285 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
12288 * config/mips/mips.md (*lwxs): Use :P for pointer values.
12290 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
12292 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
12293 (mips_pop_asm_switch): Likewise.
12294 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
12296 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
12297 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
12298 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
12299 (mips_print_operand_punctuation): Use them. Check mips_noreorder
12300 instead of set_noreorder.
12301 (mips_output_function_prologue): Use the new functions.
12302 (mips_output_function_epilogue): Likewise.
12303 (mips_need_noat_wrapper_p): New function, split out from...
12304 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
12305 Use mips_push_asm_switch and mips_pop_asm_switch.
12306 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
12307 and mips_pop_asm_switch.
12308 (ASM_OUTPUT_REG_POP): Likewise.
12309 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
12310 Use mips_pop_asm_switch.
12311 (mips_asm_switch): New structure.
12312 (set_noreorder, set_nomacro): Replace with...
12313 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
12314 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
12315 instead of set_nomacro.
12316 (fix_truncsfsi2_macro): Likewise.
12317 (cprestore): Likewise.
12318 (hazard): Use mips_noreorder instead of set_noreorder.
12319 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
12321 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
12323 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
12324 from prev_active_insn.
12326 2009-08-16 Anatoly Sokolov <aesok@post.ru>
12328 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
12329 * config/avr/avr.c (avr_override_options): Initialize
12330 avr_current_arch variable.
12331 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
12332 __AVR_HAVE_16BIT_SP__ according to the device type.
12333 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
12335 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
12336 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
12338 2009-08-16 Dodji Seketeli <dodji@redhat.com>
12341 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
12342 generating inlined subroutine die only. We shouldn't be
12343 called for anything else.
12344 (gen_block_die): Don't generate inline subroutine debug info for
12347 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
12349 * graphite-poly.c (print_pbb): Print PBB index.
12351 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
12353 PR middle-end/40981
12354 * graphite-interchange.c (ppl_max_for_le): Moved...
12355 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
12356 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
12357 ppl_Pointset_Powerset_C_Polyhedron_maximize.
12358 * graphite-ppl.h (ppl_max_for_le): Declared.
12360 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
12362 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
12363 supported on all platforms.
12364 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
12365 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
12366 * c-pragma.c: Likewise.
12367 * target-def.h (TARGET_INITIALIZER): Remove
12368 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
12369 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
12371 2009-08-14 Douglas B Rupp <rupp@gnat.com>
12373 * config/ia64/fde-vms.c: New file.
12374 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
12375 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
12376 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
12377 (uw_frame_state_for): Only register a personality routine if it is
12378 known to be compatible with our expectations.
12379 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
12380 Declare unw_table_entry stack variable and
12381 mod all calls to _Unwind_FindTableEntry to add arg.
12382 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
12383 (_Unwind_FindTableEntry): Add arg to prototype.
12385 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
12387 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
12388 field 'signal_pfs_loc'.
12389 (uw_frame_state_for): Remove duplicate code dealing with leaf
12390 procedures without unwind info.
12391 If in the frame after unwinding through a signal handler, restore
12392 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
12393 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
12394 'pfs_loc' to the AR.PFS location in the signal context; instead
12395 set 'signal_pfs_loc'.
12396 Manually generate the unwind info for the AR.PFS register.
12397 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
12398 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
12399 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
12400 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
12401 instead set 'signal_pfs_loc'.
12402 Remove code preventing the AR.PFS register from being restored
12403 from the signal context.
12405 2009-08-14 Douglas B Rupp <rupp@gnat.com>
12406 Tristan Gingold <gingold@adacore.com>
12408 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
12409 * config/ia64/t-vms: New file.
12410 * config/ia64/vms64.h: New file.
12411 * config/ia64/vms.h: New file.
12412 * config/ia64/vms-crtinit.asm: New file.
12413 * config/ia64/vms_symvec_libgcc_s.opt: New file.
12414 * config/ia64/vms-unwind.h: New file.
12416 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
12418 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
12421 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12423 PR middle-end/30789
12424 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
12425 Move declaration...
12426 * real.h (do_mpc_arg2): ... here.
12427 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
12430 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
12432 * final.c (add_debug_prefix_map): Don't use GC memory for
12433 old_prefix and new_prefix.
12435 2009-08-14 Richard Guenther <rguenther@suse.de>
12437 * ipa-prop.c (compute_complex_pass_through): If we cannot
12438 compute a non-varying offset for IPA_JF_ANCESTOR punt.
12440 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12442 * c-lex.c (c_lex_with_flags): Increase size of local variable
12443 to avoid memory clobber.
12445 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
12448 * config/i386/i386.c (ix86_fp_comparison_strategy):
12449 Only enable/disable sahf at function granularity.
12451 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
12453 PR rtl-optimization/41064
12454 * reload1.c (reload_as_needed): Don't call extract_insn
12455 for known invalid replacements after calling
12456 validate_replace_rtx_group and verify_changes.
12458 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
12461 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
12462 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
12463 ix86_expand_fp_vcond.
12464 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
12465 Assert that operation is supported by ix86_expand_int_vcond.
12466 (vcondu<SSEMODE124C8:mode>): Ditto.
12468 2009-08-13 DJ Delorie <dj@redhat.com>
12470 * config/i386/djgpp-stdint.h: New.
12471 * config.gcc (djgpp): Use it.
12473 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
12475 * config/sh/sh.c (sh_override_options): When flag_exceptions or
12476 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
12478 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
12480 * tree-ssa-loop-prefetch.c
12481 (prune_ref_by_group_reuse): Enhance probabilistic analysis
12482 for long-stride pruning.
12483 (compute_miss_rate): New function to compute the probability
12484 that two memory references access different cache lines.
12486 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
12488 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
12490 2009-08-13 Richard Guenther <rguenther@suse.de>
12492 PR middle-end/41047
12493 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
12494 use the constant pointer type.
12495 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
12496 of CV qualifiers on the target pointer type.
12497 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
12498 conversion check before restrict check.
12500 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
12503 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
12505 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
12507 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
12509 2009-08-12 Richard Guenther <rguenther@suse.de>
12511 PR tree-optimization/41011
12512 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
12513 and reference constructing.
12515 2009-08-12 Xinliang David Li <davidxl@google.com>
12517 PR tree-optimization/41012
12518 * tree-flow.h : New external interface.
12519 * gimple-low.c (check_call_arg): Change to public function.
12520 Remove argument mismatch check in lowering.
12521 * tree-inline.h (tree_can_inline_p): Interface change.
12522 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
12523 into this function.
12524 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
12525 Call change to tree_can_inline_p function.
12526 (cgraph_decide_inlining_incrementally): Ditto.
12528 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
12530 PR tree-optimization/41031
12531 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
12532 on the partition variable rather than promote_mode on the source
12533 type. Assert that the partition variable's type has the same
12534 mode as the source value's.
12536 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
12538 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
12539 for for_return == 2.
12540 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
12542 * calls.c (expand_call): Fix typo.
12543 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
12545 * stmt.c (expand_value_return): Use promote_function_mode to copy out
12547 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
12548 * config/cris/cris.c (cris_promote_function_mode): Likewise.
12549 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
12550 * config/pa/pa.c (pa_promote_function_mode): Likewise.
12552 2009-08-12 Andrew Haley <aph@redhat.com>
12554 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
12556 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
12559 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
12561 2009-08-12 Richard Guenther <rguenther@suse.de>
12563 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
12564 * gimplify.c (gimplify_modify_expr): Do not use
12565 lang_hooks.types_compatible_p.
12566 * tree-ssa.c (useless_type_conversion_p): For aggregates
12567 just return false if the canonical types differ.
12569 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
12571 PR middle-end/40980
12572 * sese.c (convert_for_phi_arg): New.
12573 (add_guard_exit_phis): Use convert_for_phi_arg.
12575 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
12577 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
12578 unknown subscript upper bounds.
12580 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
12581 Pranav Garg <pranav.garg2107@gmail.com>
12583 * graphite-interchange.c (gather_access_strides): Removed.
12584 (ppl_max_for_le): New.
12585 (build_linearized_memory_access): New.
12586 (memory_stride_in_loop): New.
12587 (pbb_interchange_profitable_p): Reimplemented.
12588 * graphite-ppl.h (ppl_new_id_map): New.
12589 (ppl_interchange): New.
12591 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
12593 * graphite-interchange.c (compute_subscript): Removed.
12594 (compute_array_size_cstr): Removed.
12595 (compute_array_size_poly): Removed.
12596 (compute_array_size): Removed.
12597 (gather_access_strides_poly): Removed.
12598 (gather_access_strides): Empty.
12600 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
12602 * graphite-dependences.c (dependence_polyhedron_1): Replace
12603 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
12604 (graphite_legal_transform_dr): Same.
12605 (graphite_carried_dependence_level_k): Same.
12606 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
12607 Initialize PDR_NB_SUBSCRIPTS.
12608 (print_pdr_access_layout): Replace pdr_nb_subscripts with
12610 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
12611 (PDR_NB_SUBSCRIPTS): New.
12612 (pdr_nb_subscripts): Removed.
12613 (pdr_dim): Simplified.
12614 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
12615 with PDR_NB_SUBSCRIPTS.
12617 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
12619 * graphite-interchange.c (compute_array_size): Remove use of
12620 PDR_DATA_CONTAINER.
12621 * graphite-poly.c (new_poly_dr): Remove argument data_container.
12622 Do not initialize PDR_DATA_CONTAINER.
12623 (print_pdr): Do not print PDR_DATA_CONTAINER.
12624 * graphite-poly.h (struct poly_dr): Remove data_container field.
12625 (PDR_DATA_CONTAINER): Removed.
12626 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
12627 PDR_DATA_CONTAINER.
12628 (build_poly_dr): Same.
12630 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
12631 Sebastian Pop <sebastian.pop@amd.com>
12633 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
12634 copy of the dependence polyhedron. Free the temporary objects.
12635 (graphite_carried_dependence_level_k): Free unused objects before
12638 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
12640 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
12641 Early return without analyzing the data dependences if no
12642 transform has been done. Call restore_scattering if the transform
12644 (graphite-interchange.c): Same.
12645 * graphite-poly.c (print_scattering_function): Test for
12647 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
12648 (apply_poly_transforms): Do not gcc_assert that
12649 the transform is legal.
12650 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
12651 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
12652 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
12653 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
12654 * graphite-poly.h (struct poly_scattering): New.
12655 (struct poly_bb): Add original, transformed, and saved fields.
12656 Remove transformed_scattering, original_scattering,
12657 nb_local_variables and nb_scattering_transform fields.
12658 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
12659 (poly_scattering_new): New.
12660 (poly_scattering_free): New.
12661 (poly_scattering_copy): New.
12662 (store_scattering_pbb): New.
12663 (store_scattering): New.
12664 (restore_scattering_pbb): New.
12665 (restore_scattering): New.
12666 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
12667 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
12669 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
12671 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
12672 (print_scop): Same.
12674 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
12676 * Makefile.in (graphite.o): Depends on PREDICT_H.
12677 * graphite.c: Include predict.h.
12678 (graphite_finalize): Call tree_estimate_probability.
12679 * predict.c (predict_loops): Do not call scev_initialize and
12681 (tree_estimate_probability_bb): New.
12682 (tree_estimate_probability): Do not initialize loops: move that
12683 code to the driver. Call tree_estimate_probability_bb.
12684 (tree_estimate_probability_driver): New.
12685 (pass_profile): Use tree_estimate_probability_driver.
12686 * predict.h (tree_estimate_probability): Declared.
12688 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
12690 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
12691 * graphite-dependences.c (graphite_legal_transform): Add time to
12692 TV_GRAPHITE_DATA_DEPS.
12693 (dependency_between_pbbs_p): Same.
12694 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
12696 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
12698 PR rtl-optimization/41033
12699 * alias.c (nonoverlapping_component_refs_p): Punt when strict
12700 aliasing is disabled.
12702 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
12704 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
12705 si_mask_operand, and_load_operand, low_bitmask_operand,
12706 and_reg_operand, and_operand): New predicates.
12707 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
12708 * config/mips/mips.c (and_operands_ok): New function.
12709 * config/mips/mips-protos.h (and_operands_ok): Declare it.
12710 * config/mips/mips.md (move_type): Add ext_ins and logical.
12711 (type): Handle them.
12712 (and<mode>3): Use and_reg_operand as the second operand's predicate.
12713 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
12714 shift_shift. Remove commutative constraint modifier.
12715 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
12717 (*clear_upper32_dext): Remove define_insn_and_split.
12718 (*clear_upper32): Turn this define_insn_and_split ...
12719 (splitter for ANDing register with 0xffff_ffff): .. into this.
12721 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
12723 * combine.c (try_widen_shift_mode): Factor out code to check if an
12724 integer constant is a low-order bitmask from here ...
12725 * rtlanal.c (low_bitmask_len): ... to here.
12726 * rtl.h (low_bitmask_len): Declare.
12728 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
12731 * config/alpha/alpha.md (addsi3): Remove expander.
12732 (addsi3): Rename from *addsi3_internal insn pattern.
12733 (subsi3): Remove expander.
12734 (subsi3): Rename from *subsi3_internal insn pattern.
12736 2009-08-11 Douglas B Rupp <rupp@gnat.com>
12738 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
12741 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
12742 Eric Botcazou <botcazou@adacore.com>
12743 Douglas B Rupp <rupp@gnat.com>
12745 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
12746 that records that fit in 64 bits are returned by immediate value,
12747 as required by OpenVMS Calling Standard.
12748 (function_value): Adjust for above modification.
12749 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
12750 virtual_incoming_args_rtx as base object, not next_arg.
12751 * config/alpha/vms.h (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
12753 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12755 * reload.c (find_reloads_subreg_address): Check the original
12756 req_equiv_mem address to detect the case where an address is
12757 not valid in the outer mode.
12759 2009-08-11 Richard Guenther <rguenther@suse.de>
12762 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
12764 2009-08-10 Douglas B Rupp <rupp@gnat.com>
12766 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
12767 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
12769 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
12770 Douglas B Rupp <rupp@gnat.com>
12772 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
12773 PT_STACK when frame_pointer_needed on OpenVMS.
12774 (alpha_pv_save_size, alpha_using_fp): Remove.
12775 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
12776 with proper processing for PT_NULL.
12777 (alpha_vms_initial_elimination_offset): New function. Support for
12778 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
12779 (alpha_sa_size): Force procedure type to PT_STACK when
12780 frame_pointer_needed on OpenVMS.
12781 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
12782 (alpha_using_fp): Likewise.
12783 (alpha_vms_can_eliminate): Add prototype.
12784 (alpha_vms_initial_elimination_offset): Likewise.
12785 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
12786 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
12788 2009-08-10 Eric Botcazou <botcazou@adacore.com>
12789 Douglas B Rupp <rupp@gnat.com>
12791 * config/alpha/alpha.c (common_object_handler): New function.
12792 (vms_attribute_table): Declare a single attribute "common_object".
12793 (vms_output_aligned_decl_common): New global function.
12794 (SECTION_VMS_OVERLAY): Delete.
12795 (SECTION_VMS_GLOBAL): Likewise.
12796 (SECTION_VMS_INITIALIZE): Likewise.
12797 (vms_asm_named_section): Remove support for above flags.
12798 (vms_section_type_flags): Delete.
12799 (TARGET_SECTION_TYPE_FLAGS): Likewise.
12800 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
12801 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
12802 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
12804 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
12807 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
12808 (sub_ddmmss): Likewise.
12810 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
12813 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
12816 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12819 * reload1.c (reload_as_needed): Use cancel_changes to completely
12820 undo a failed replacement attempt.
12822 2009-08-10 Richard Guenther <rguenther@suse.de>
12824 PR middle-end/41006
12825 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
12826 (useless_type_conversion_p): ... here. Require pointer targets
12829 2009-08-10 Dodji Seketeli <dodji@redhat.com>
12832 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
12833 loose the original type of the statement list.
12835 2009-08-09 Douglas B Rupp <rupp@gnat.com>
12837 * config/alpha/alpha.c: Include libfuncs.h
12838 (avms_asm_output_extern): New function.
12839 (alpha_init_libfuncs): Init some decc libfuncs.
12840 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
12841 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
12842 (DO_CRTL_NAMES): Define.
12843 (LIB_SPEC): Remove.
12844 * config/alpha/vms64.h (POINTERS_EXTEND_UNSIGNED): Remove undef.
12845 (LONG_TYPE_SIZE): Define.
12846 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
12847 (SUBTARGET_SWITCHES): Define malloc64 switch.
12848 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
12849 (MASK_RETURN_ADDR): Define.
12850 doc/invoke.texi (mmalloc64): Document switch.
12852 2009-08-09 Olivier Hainque <hainque@adacore.com>
12853 Douglas B Rupp <rupp@gnat.com>
12855 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
12856 uses_condition_handler.
12857 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
12858 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
12859 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
12860 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
12861 (code_for_builtin): New insn codes for the new alpha_builtins.
12862 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
12863 (alpha_sa_size): Account for uses_condition_handler.
12864 (alpha_expand_prologue): Likewise.
12865 (alpha_start_function): Likewise.
12866 (alpha_expand_epilogue): Likewise.
12867 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
12868 establish/revert expanders.
12869 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
12870 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
12871 New expander, resorting to the alpha.c associated function.
12872 (builtin_revert_vms_condition_handler): Likewise.
12873 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
12874 __gcc_shell_handler, the static VMS condition handler used as
12875 an indirection wrapper to the current dynamically established
12877 * config/alpha/vms-unwind.h: Complete rewrite.
12878 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
12879 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
12881 2009-08-09 Eric Botcazou <botcazou@adacore.com>
12882 Douglas B Rupp <rupp@gnat.com>
12884 * config/alpha/alpha.c (alpha_links): Add 'target' field.
12885 (alpha_need_linkage): Handle aliases. Return function symbol.
12886 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
12887 Use ultimate alias target for the linkage name.
12888 * config/alpha/alpha.md (movmemdi): Use the symbol returned
12889 by alpha_need_linkage for the function symbol.
12890 (setmemdi): Likewise.
12892 2009-08-09 Douglas B Rupp <rupp@gnat.com>
12894 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
12895 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
12896 (ASM_WEAKEN_LABEL): Define.
12897 (CRT_CALL_STATIC_FUNCTION): Define.
12898 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
12899 (ENDFILE_SPEC): Define.
12900 (INIT_SECTION_ASM_OP): Define.
12901 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
12902 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
12903 crtend.o crtendS.o.
12904 (MULTILIB_OSDIRNAMES): Define.
12905 (shlib_version): Define.
12906 (SHLIB_EXT): Define.
12907 (SHLIB_OBJS): Define.
12908 (SHLIB_NAME): Define.
12909 (SHLIB_MULTILIB): Define.
12910 (SHLIB_INSTALL): Define.
12911 (SHLIB_SYMVEC): Define.
12912 (SHLIB_SYMVECX2): Define.
12913 (SHLIB_LINK): Define.
12915 2009-08-09 Douglas B Rupp <rupp@gnat.com>
12917 * config/alpha/alpha.c (alpha_initialize_trampoline):
12918 Initialize VMS trampoline IAW ABI for bounded procedure calls.
12919 (alpha_start_function): Emit transfer address on nested functions
12920 for VMS trampoline call.
12921 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
12922 since no longer used.
12923 * config/alpha/vms-tramp.asm: Remove.
12924 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
12925 since now only data initialized at runtime.
12927 2009-08-09 Douglas B Rupp <rupp@gnat.com>
12929 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
12930 (LINK_GCC_C_SEQUENCE_SPEC): Define.
12931 (MD_EXEC_PREFIX): Remove, no longer used.
12932 (MD_STARTFILE_PREFIX): Likewise.
12933 (INCLUDE_DEFAULTS): Likewise.
12934 * config/alpha/t-vms:
12935 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
12937 2009-08-09 Richard Guenther <rguenther@suse.de>
12939 PR tree-optimization/41016
12940 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
12941 (operand_precision): Remove.
12942 (integral_operand_p): Likewise.
12943 (recognize_single_bit_test): Adjust.
12945 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
12947 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
12948 operation overflows. Likewise non-cast unary arithmetic.
12949 If one arm of a conditional expression is always taken,
12950 inhibit evaluation warnings for the other arm. Likewise inhibit
12951 evaluation warnings for the second && or || operand if the first
12952 operand is enough to determine the result.
12953 * c-typeck.c (build_conditional_expr): Apply the same inhibition
12955 (build_binary_op): Prevent duplicate evaluation warnings.
12957 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
12959 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
12960 and destination have different modes, Use promote_mode to
12961 determine the signedness of the conversion. Assert that the
12962 promoted source mode matches the destination mode. Don't pass
12963 the destination and destination mode to expand_expr if the source
12964 mode is different. Simplify conversion logic.
12966 2009-08-09 Ira Rosen <irar@il.ibm.com>
12968 PR tree-optimization/41008
12969 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
12970 from condition only in case it's a comparison. Adjust checks.
12972 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
12974 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
12975 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
12976 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
12977 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
12978 (dump_cand): Handle them.
12979 (struct iv_cand): New members COST_STEP and AINC_USE.
12980 (stmt_after_increment): Likewise.
12981 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
12982 callers changed. Use gimple_uid comparison instead of scanning.
12983 (add_candidate_1): When looking for identical candidates, take
12984 AINC_USE into account. Set it for new candidates.
12985 (force_expr_to_var_cost): Cast target_spill_cost to int.
12986 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
12987 All callers changed. Check for availability of autoinc addressing
12988 modes, both in general for a given mode, and in the specific use case.
12989 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
12991 (get_computation_cost): Likewise.
12992 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
12993 add_autoinc_candidates): New static functions.
12994 (add_candidate): Call add_autoinc_candidates for candidates based on
12996 (find_iv_candidates): Call set_autoinc_for_original_candidates.
12997 (determine_use_iv_cost_address): If we have an autoinc candidate at
12998 the matching use, verify autoinc is possible and subtract the cost
12999 of the candidate's step from the cost.
13000 (determine_iv_cost): Record the cost of the increment in the COST_STEP
13001 member of the candidate.
13002 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
13003 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
13005 2009-08-09 Douglas B Rupp <rupp@gnat.com>
13007 * config.build (ia64-hp-*vms*): New target.
13008 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
13009 with ia64-hp-*vms*.
13010 * config.gcc (ia64-hp-*vms*): New target.
13011 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
13012 with ia64-hp-*vms*.
13013 * config.host (ia64-hp-*vms*): New target.
13014 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
13015 with ia64-hp-*vms*.
13017 2009-08-08 Richard Guenther <rguenther@suse.de>
13019 PR tree-optimization/40991
13020 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
13022 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
13024 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
13025 mode check. Do truncations in an integer mode.
13026 (force_to_mode): Handle subregs for all mode types. Only do
13027 arithmetic simplifications on integer modes.
13029 2009-08-07 Richard Guenther <rguenther@suse.de>
13031 PR tree-optimization/40999
13032 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
13033 (maybe_fold_reference): Lookup constant initializers.
13034 (fold_gimple_assign): Likewise.
13036 2009-08-07 Richard Guenther <rguenther@suse.de>
13038 * tree-ssa.c (useless_type_conversion_p_1): Only for types
13039 that require structural equality defer to the langhook.
13041 2009-08-07 Martin Jambor <mjambor@suse.cz>
13043 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
13045 (struct ipa_pass_through_data): New type.
13046 (struct ipa_ancestor_jf_data): New type.
13047 (union jump_func_value): Removed field formal_id, added fields
13048 pass_through and ancestor.
13049 (struct ipa_param_call_note): Changed type of formal_id to int from
13051 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
13052 operations jump functions and ancestor jump functions.
13053 (compute_complex_pass_through): New function.
13054 (compute_scalar_jump_functions): Call compute_complex_pass_through,
13055 reflect changes in the jump function strucutre.
13056 (update_jump_functions_after_inlining): Ignore complex pass-through
13057 and ancestor jump functions.
13058 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
13059 polynomial pass-through with operation jump functions.
13061 2009-08-07 Jakub Jelinek <jakub@redhat.com>
13063 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
13064 fde->dw_fde_begin as begin label instead of hot/cold label.
13065 Use LLSDAC label instead of LLSDA for second section lsda.
13066 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
13067 label instead of LLSDA if it is true.
13068 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
13070 * except.c (add_call_site, dw2_size_of_call_site_table): Add
13071 SECTION argument. Use it as index into crtl->eh.call_site_record
13073 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
13074 use it to determine how to print table entries instead of using
13075 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
13076 label instead of normal begin label as base.
13077 (sjlj_assign_call_site_values): Adjust add_call_site caller.
13078 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
13079 ensure no EH range spans between sections and that landing pads
13080 are always in the corresponding section.
13081 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
13082 for crtl->eh.call_site_record being an array rather than scalar.
13083 (output_one_function_exception_table): New function, copied
13084 from output_function_exception_table. Adjust
13085 dw2_size_of_call_site_table, dw2_output_call_site_table
13086 callers. For SECOND section use *C suffixed labels.
13087 (output_function_exception_table): Call
13088 output_one_function_exception_table and, when doing hot/cold
13089 partitioning, also another time for the second section.
13090 * opts.c: Include except.h.
13091 (decode_options): Allow -freorder-blocks-and-partition with
13092 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
13093 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
13094 * function.h (struct rtl_eh): Change call_site_record from
13095 scalar into array of 2 elements.
13097 2009-08-07 Martin Jambor <mjambor@suse.cz>
13099 * ipa-prop.c (count_formal_params_1): New function.
13100 (ipa_get_vector_of_formal_parms): New function.
13101 (get_vector_of_formal_parm_types): New function.
13102 (ipa_modify_formal_parameters): New function.
13103 (ipa_modify_call_arguments): New function.
13104 (index_in_adjustments_multiple_times_p): New function.
13105 (ipa_combine_adjustments): New function.
13106 (ipa_dump_param_adjustments): New function.
13107 * ipa-prop.h (struct ipa_parm_adjustment): New type.
13108 (ipa_get_vector_of_formal_parms): Declare.
13109 (ipa_modify_formal_parameters): Declare.
13110 (ipa_modify_call_arguments): Declare.
13111 (ipa_combine_adjustments): Declare.
13112 (ipa_dump_param_adjustments): Declare.
13113 (build_ref_for_offset): Declare.
13114 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
13115 * tree-sra.c: Include ipa-prop.c.
13116 (build_ref_for_offset): Make public.
13118 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
13120 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
13122 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
13124 * gcc/doc/extend.texi (__builtin_extract_return_address)
13125 (__builtin_frob_return_address): Document.
13127 2009-08-06 Paul Brook <paul@codesourcery.com>
13129 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
13130 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
13131 implementation on ARMv6-M.
13133 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
13135 * doc/extend.texi (pcs): Document new attribute for ARM.
13137 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
13139 * arm.c (pcs_attribute_args): Comment out unsupported attribute
13142 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
13144 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
13147 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
13149 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
13151 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
13153 Merge ARM/hard_vfp_branch to trunk.
13155 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
13157 * arm.c (libcall_eq): New function.
13158 (libcall_hash): New function.
13159 (add_libcall): New function.
13160 (arm_libcall_uses_aapcs_base): New function.
13161 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
13162 libcalls using the base PCS.
13163 (arm_init_cumulative_args): Likewise.
13165 2009-07-20 Joseph Myers <joseph@codesourcery.com>
13167 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
13168 Use base ABI for conversion libfuncs between HFmode and SFmode.
13170 2009-05-12 Joseph Myers <joseph@codesourcery.com>
13172 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
13173 V4SImode as representatives of all 64-bit and 128-bit vector
13174 types. Allow vector types without vector modes.
13175 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
13176 without vector modes like BLKmode.
13177 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
13178 BLKmode. Avoid unsupported vector modes or TImode moves for
13180 (aapcs_vfp_allocate_return_reg): Likewise.
13181 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
13182 V8QImode if TARGET_NEON || TARGET_IWMMXT.
13184 2009-05-12 Joseph Myers <joseph@codesourcery.com>
13186 * config/arm/arm.c (arm_handle_pcs_attribute): New.
13187 (arm_get_pcs_model): Pass attribute arguments to
13188 arm_pcs_from_attribute.
13189 (arm_init_cumulative_args): Use base AAPCS for conversions from
13190 floating-point types to DImode.
13191 (arm_attribute_table): Add pcs attribute.
13192 (arm_handle_pcs_attribute): New.
13193 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
13194 conversions from floating-point types to DImode, also declare them
13195 to use base AAPCS and declare functions they call to use base
13196 AAPCS and their RTABI names.
13198 2009-05-12 Joseph Myers <joseph@codesourcery.com>
13200 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
13201 -mfloat-abi=hard not being supported for VFP.
13203 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
13205 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
13206 SYMBOL_REF to hard_libcall_value.
13208 2009-03-05 Joseph Myers <joseph@codesourcery.com>
13209 Richard Earnshaw <rearnsha@arm.com>
13211 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
13212 has been put on the stack, all remaining co-processory arguments for
13213 that co-processor also go on the stack.
13215 2009-03-05 Joseph Myers <joseph@codesourcery.com>
13217 * config/arm/arm.c (arm_return_in_memory): Handle returning
13218 vectors of suitable size in registers also for AAPCS case.
13220 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
13222 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
13224 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
13226 ARM Hard-VFP calling convention
13227 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
13228 * target.h (gcc_target): Add libcall_value to table of call hooks.
13229 * targhooks.h (default_libcall_value): Default implementation.
13230 * targhooks.c (default_libcall_value): Likewise.
13231 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
13232 * optabs.c (expand_unop): Use it.
13233 * expr.h (hard_libcall_value): Pass the function RTX through.
13234 * calls.c (emit_library_call_value_1): Update call to
13235 hard_libcall_value.
13236 * explow.c (hard_libcall_value): Use new target hook.
13237 * config/arm/arm.c: Include cgraph.h
13238 (TARGET_FUNCTION_VALUE): Override default hook.
13239 (arm_pcs_default): New variable.
13240 (arm_override_options): Don't fault hard calling convention with VFP.
13241 Add support for AAPCS variants.
13242 (arm_function_value): Make static. Handle AAPCS variants.
13243 (arm_libcall_value): New function.
13244 (arm_apply_result_size): Handle VFP registers in results.
13245 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
13247 (pcs_attribute_args): New variable.
13248 (arm_pcs_from_attribute): New function.
13249 (arm_get_pcs_model): New function.
13250 (aapcs_vfp_cum_init): New function.
13251 (aapcs_vfp_sub_candidate): New function.
13252 (aapcs_vfp_is_return_candidate): New function.
13253 (aapcs_vfp_is_call_candidate): New function.
13254 (aapcs_vfp_allocate): New function.
13255 (aapcs_vfp_allocate_return_reg): New function.
13256 (aapcs_vfp_advance): New function.
13257 (aapcs_cp_arg_layout): New variable.
13258 (aapcs_select_call_coproc): New function.
13259 (aapcs_select_return_coproc): New function.
13260 (aapcs_allocate_return_reg): New function.
13261 (aapcs_libcall_value): New function.
13262 (aapcs_layout_arg): New function.
13263 (arm_init_cumulative_args): Initialize AAPCS args data.
13264 (arm_function_arg): Handle AAPCS variants using new interface.
13265 (arm_arg_parital_bytes): Likewise.
13266 (arm_function_arg_advance): New function.
13267 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
13268 calling conventions.
13269 (arm_setup_incoming_varargs): Handle new AAPCS args data.
13270 * arm.h (NUM_VFP_ARG_REGS): Define.
13271 (LIBCALL_VALUE): Update.
13272 (FUNCTION_VALUE): Delete.
13273 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
13274 (arm_pcs): New enum.
13275 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
13276 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
13277 (FUNCTION_ARG_REGNO_P): Add VFP regs.
13278 * arm-protos.h (arm_function_arg_advance): Add.
13279 (aapcs_libcall_value): Add.
13280 (arm_function_value): Delete.
13282 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
13283 H.J. Lu <hongjiu.lu@intel.com>
13286 * config/i386/i386.c (standard_sse_mode_p): Remove.
13287 (standard_sse_constant_p): Return 2 for integer mode
13288 vector_all_ones_operand when SSE2 is enabled.
13289 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
13290 (ix86_expand_vector_move): Do not check for negative values from
13291 standard_sse_constant_p.
13293 2009-08-06 Richard Guenther <rguenther@suse.de>
13295 * tree-ssa.c (useless_type_conversion_p_1): Make function and
13296 array type comparisons frontend independent.
13297 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
13298 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
13299 out array reference lower bound and element size operands.
13300 (ao_ref_init_from_vn_reference): Properly compute the offset
13301 for ARRAY_RANGE_REF.
13302 (vn_reference_fold_indirect): Fill out array reference lower
13303 bound and element size operands.
13304 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
13305 a non gimple valued reference operand which can happen for
13306 array reference lower bound or element size.
13307 (create_component_ref_by_pieces_1): Properly generate the
13308 element size operand for array references.
13310 2009-08-06 Richard Guenther <rguenther@suse.de>
13312 PR tree-optimization/40964
13313 * tree.c (iterative_hash_host_wide_int): Export.
13314 * tree.h (iterative_hash_host_wide_int): Declare.
13315 * tree-ssa-structalias.c (heapvar_map): New struct.
13316 (heapvar_map_eq): New function.
13317 (heapvar_map_hash): Likewise.
13318 (heapvar_lookup): Adjust.
13319 (heapvar_insert): Likewise.
13320 (make_constraint_from_heapvar): Allow multiple heap variables
13321 per decl at different offsets.
13322 (init_alias_heapvars): Adjust.
13324 2009-08-04 David Daney <ddaney@caviumnetworks.com>
13326 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
13327 * mips_output_sync_loop (mips_output_sync_loop): Only emit
13328 trailing sync if TARGET_SYNC_AFTER_SC.
13330 2009-08-05 David Daney <ddaney@caviumnetworks.com>
13332 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
13333 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
13334 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
13335 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
13336 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
13337 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
13338 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
13339 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
13340 test_and_set_12): Rewrite calls to mips_output_sync_loop.
13341 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
13342 the prototype declaration match the definition.
13343 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
13344 instructions explicitly. Add barrier_before and operands
13346 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
13347 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
13348 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
13349 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
13350 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
13351 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
13353 2009-08-05 Andrew Pinski <pinskia@gmail.com>
13355 * tree-ssa-alias.c: Fix intervals to use [) syntax.
13357 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
13358 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
13361 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
13364 2009-08-05 Jakub Jelinek <jakub@redhat.com>
13366 PR rtl-optimization/40924
13367 * dse.c (canon_address): Before calling cselib_expand_value_rtx
13368 make sure canon_rtx (mem_address) isn't simpler than
13369 canon_rtx (expanded_mem_address).
13371 2009-08-05 Li Feng <nemokingdom@gmail.com>
13373 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
13374 for each poly_bb_p.
13375 (build_scop_drs): Build alias set for each SCoP.
13377 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
13379 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
13380 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
13381 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
13382 (MIPS_ARCH_FLOAT_SPEC): Likewise.
13383 (BASE_DRIVER_SELF_SPECS): Likewise.
13385 2009-08-04 Andrew Pinski <pinskia@gmail.com>
13387 * tree-ssa-alias.c: Fix some comment typos.
13389 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
13391 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
13392 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
13394 2009-08-03 Janis Johnson <janis187@us.ibm.com>
13397 * simplify-rtx.c (simplify_binary_operation_1): Disable
13398 simplifications for decimal float operations.
13400 2009-08-03 Jakub Jelinek <jakub@redhat.com>
13402 PR middle-end/40943
13403 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
13404 operand of INDIRECT_REF.
13406 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
13408 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
13409 constants referencing TLS symbols.
13411 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
13413 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
13414 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
13416 2009-08-03 Richard Guenther <rguenther@suse.de>
13418 * tree.c (make_vector_type): Build a main variant first,
13419 get the canonical one and then build the variant.
13420 * tree-ssa.c (useless_type_conversion_p_1): Handle
13422 (useless_type_conversion_p): Conversions to pointers to
13423 incomplete record types are useless.
13425 2009-08-03 Richard Guenther <rguenther@suse.de>
13427 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
13428 file will be created.
13429 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
13430 * toplev.c (compile_file): Adjust comment.
13432 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
13434 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
13435 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
13436 (TARGET_PROMOTE_FUNCTION_MODE): Define.
13437 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
13438 (sh_promote_function_mode): Fix typo.
13440 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
13442 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
13444 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13446 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
13447 declaration arguments.
13449 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
13451 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
13452 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
13453 (ix86_split_ashl): Ditto.
13454 (ix86_expand_vector_init_one_nonzero): Ditto.
13455 (ix86_expand_vector_set): Ditto.
13456 (ix86_expand_reduc_v4sf): Ditto.
13458 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
13460 * explow.c (promote_function_mode): Remove assert.
13461 * config/sh/sh.c (sh_promote_function_mode): Declare.
13463 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13465 * config/pa/pa.c (pa_promote_function_mode): Declare.
13466 Change to static. Fix promote_mode call.
13468 * gthr-dce.h (CONST_CAST2): Define if not defined.
13469 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
13471 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
13473 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
13475 * expr.c (store_constructor): Use promote_decl_mode. Remove
13476 now write-only variable unsignedp.
13477 (expand_expr_real_1): Use promote_decl_mode.
13478 * expr.h (promote_function_mode, promote_decl_mode): New.
13479 (promote_mode): Remove last argument.
13480 * function.c (assign_temp): Drop last argument of promote_mode.
13481 (assign_parm_find_data_types): Use promote_function_mode.
13482 (assign_parm_setup_reg): Likewise.
13483 (expand_function_end): Use promote_function_mode.
13484 * calls.c (initialize_argument_information): Use promote_function_mode.
13485 (precompute_arguments): Use promote_mode instead of checking if
13486 only PROMOTE_FUNCTION_MODE is defined.
13487 (expand_call): When making sibcall decisions, use promote_function_mode.
13488 Below, remove an if for targetm.calls.promote_function_return and
13489 and use promote_function_mode.
13490 (emit_library_call_value_1): Use promote_function_mode, fix bug
13491 where promote_mode was passed FOR_CALL == 0 for a return value in an
13493 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
13494 * explow.c (promote_function_mode, promote_decl_mode): New.
13495 (promote_mode): Keep only the FOR_CALL == 0 case.
13496 * combine.c (setup_incoming_promotion): Remove test of
13497 promote_function_args. Use promote_function_mode.
13498 * stmt.c (expand_value_return): Use promote_decl_mode.
13499 (expand_decl): Use promote_decl_mode.
13501 * expr.c (store_constructor): Use promote_decl_mode. Remove
13502 now write-only variable unsignedp.
13503 (expand_expr_real_1): Use promote_decl_mode.
13504 * expr.h (promote_function_mode, promote_decl_mode): New.
13505 (promote_mode): Remove last argument.
13506 * function.c (assign_temp): Drop last argument of promote_mode.
13507 (assign_parm_find_data_types): Use promote_function_mode.
13508 (assign_parm_setup_reg): Likewise.
13509 (expand_function_end): Use promote_function_mode.
13510 * calls.c (initialize_argument_information): Use promote_function_mode.
13511 (precompute_arguments): Use promote_mode instead of checking if
13512 only PROMOTE_FUNCTION_MODE is defined.
13513 (expand_call): When making sibcall decisions, use promote_function_mode.
13514 Below, remove an if for targetm.calls.promote_function_return and
13515 and use promote_function_mode.
13516 (emit_library_call_value_1): Use promote_function_mode, fix bug
13517 where promote_mode was passed FOR_CALL == 0 for a return value in an
13519 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
13520 * explow.c (promote_function_mode, promote_decl_mode): New.
13521 (promote_mode): Keep only the FOR_CALL == 0 case.
13522 * combine.c (setup_incoming_promotion): Remove test of
13523 promote_function_args. Use promote_function_mode.
13524 * stmt.c (expand_value_return): Use promote_decl_mode.
13525 (expand_decl): Use promote_decl_mode.
13527 * explow.c (promote_function_mode): Just call the target hook.
13528 * targhooks.c (default_promote_function_mode,
13529 default_promote_function_mode_always_promote): New.
13530 * targhooks.h (default_promote_function_mode,
13531 default_promote_function_mode_always_promote): Declare.
13532 * target.h (promote_function_args, promote_function_return): Remove.
13533 (promote_function_mode): New.
13534 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
13535 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
13536 (TARGET_PROMOTE_FUNCTION_MODE): New.
13537 (TARGET_CALLS): Adjust.
13538 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
13539 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
13541 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
13542 * config/s390/s390.c (s390_promote_function_mode): ... here,
13543 with pointer handling.
13544 (TARGET_PROMOTE_FUNCTION_MODE): Define.
13545 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
13547 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
13548 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
13549 with pointer handling.
13550 (TARGET_PROMOTE_FUNCTION_MODE): Define.
13551 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
13553 * config/sh/sh-protos.h (sh_promote_function_mode): New.
13554 * config/sh/sh.c (sh_promote_function_mode): New.
13555 (TARGET_PROMOTE_FUNCTION_MODE): Define.
13556 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
13558 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
13559 * config/cris/cris.c (cris_promote_function_mode): ... here.
13560 (TARGET_PROMOTE_FUNCTION_MODE): Define.
13561 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
13563 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
13564 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
13565 (TARGET_PROMOTE_FUNCTION_MODE): Define.
13566 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
13568 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
13569 * config/arm/arm.c (arm_promote_function_mode): ... here, without
13570 complex type handling.
13571 (TARGET_PROMOTE_FUNCTION_MODE): Define.
13572 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
13574 * config/pa/pa.c (pa_promote_function_mode): New.
13575 (TARGET_PROMOTE_FUNCTION_MODE): Define.
13576 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
13578 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
13579 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
13580 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
13581 * config/xtensa/xtensa.c: Likewise.
13582 * config/stormy16/stormy16.c: Likewise.
13583 * config/iq2000/iq2000.c: Likewise.
13584 * config/rs6000/rs6000.c: Likewise.
13585 * config/picochip/picochip.c: Likewise.
13586 * config/arc/arc.c: Likewise.
13587 * config/mcore/mcore.c: Likewise.
13588 * config/score/score.c: Likewise.
13589 * config/mips/mips.c: Likewise.
13590 * config/bfin/bfin.c: Likewise.
13591 * config/ia64/ia64.c: Likewise (disabled though).
13593 * config/frv/frv.h: Remove pointless remark.
13595 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
13596 TARGET_PROMOTE_FUNCTION_ARGS,
13597 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
13598 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
13600 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
13602 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
13603 -floop-parallelize-all.
13604 * toplev.c (process_options): Rename flag_graphite_force_parallel to
13605 flag_loop_parallelize_all.
13606 * tree-ssa-loop.c (gate_graphite_transforms): Same.
13607 * graphite.c (graphite_transform_loops): Same.
13608 * common.opt: Same.
13609 * graphite-poly.c (apply_poly_transforms): Same.
13611 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
13613 PR tree-optimization/40914
13614 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
13615 if set, then check the delta field of the PMF record.
13616 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
13617 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
13618 call is stored in the delta.
13620 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
13622 * config/mips/mips.md (*clear_upper32_dext): New pattern.
13624 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
13626 * config/i386/bsd.h (ASM_BYTE): New define.
13627 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
13628 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
13629 .byte. Use fputs or putc instead of fprintf where appropriate.
13630 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
13631 fputs or putc instead of fprintf where appropriate.
13632 * config/i386/i386elf.h: Ditto.
13633 * config/i386/sysv4.h: Ditto.
13635 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
13636 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
13637 (*tls_global_dynamic_64): Ditto.
13639 2009-07-31 Christian Bruel <christian.bruel@st.com>
13641 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
13643 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13645 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
13646 Remove dead code for MINUS.
13648 2009-07-31 Anthony Green <green@moxielogic.com>
13650 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
13652 (moxie_expand_epilogue): Ditto for epilogue.
13653 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
13654 incoming arguments.
13655 (moxie_function_arg): Ditto.
13656 (moxie_pass_by_reference): Ditto.
13657 (moxie_arg_partial_bytes): Ditto.
13658 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
13659 (FUNCTION_ARG_ADVANCE) Ditto.
13660 (REG_PARM_STACK_SPACE) Ditto.
13661 (FUNCTION_ARG_REGNO_P) Dito.
13663 * config.gcc: Add moxie linux config support.
13664 * gcc/config/moxie/uclinux.h: New file.
13666 2009-07-31 DJ Delorie <dj@redhat.com>
13668 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
13669 (UNSPECV_SP_SWITCH_E): New.
13670 (sp_switch_1): Change to an unspec.
13671 (sp_switch_2): Change to an unspec. Don't use post-inc when we
13673 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
13674 reference the new stack's address
13676 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
13678 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
13679 graphite-clast-to-gimple.o, graphite-dependences.o,
13680 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
13681 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
13682 (graphite-blocking.o,
13683 graphite-clast-to-gimple.o, graphite-dependences.o,
13684 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
13685 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
13686 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
13687 * cfgloop.h (struct loop): Add can_be_parallel field.
13688 * common.opt (fgraphite-identity): Moved up.
13689 (fgraphite-force-parallel): New flag.
13690 * graphite.c: Rewrite.
13691 * graphite.h: Rewrite.
13692 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
13694 * toplev.c (graphite_out_file): New file descriptor.
13695 (graphite_in_file): New.
13696 (process_options): flag_graphite_force_parallel cannot be used without
13698 * tree-ssa-loop.c: Include toplev.h.
13699 (gate_graphite_transforms): Enable flag_graphite for
13700 flag_graphite_force_parallel.
13702 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
13704 * ChangeLog.graphite: New.
13705 * graphite-blocking.c: New.
13706 * graphite-clast-to-gimple.c: New.
13707 * graphite-clast-to-gimple.h: New.
13708 * graphite-dependences.c: New.
13709 * graphite-dependences.h: New.
13710 * graphite-interchange.c: New.
13711 * graphite-poly.c: New.
13712 * graphite-poly.h: New.
13713 * graphite-ppl.c: New.
13714 * graphite-ppl.h: New.
13715 * graphite-scop-detection.c: New.
13716 * graphite-scop-detection.h: New.
13717 * graphite-sese-to-poly.c: New.
13718 * graphite-sese-to-poly.h: New.
13722 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
13724 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
13725 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
13727 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
13729 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
13730 (scev_is_linear_expression): Return false if the evolution is not
13731 affine multivariate.
13733 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
13735 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
13736 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
13738 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
13740 * tree-data-ref.c (debug_data_references): New.
13741 (debug_data_reference): New.
13742 * tree-data-ref.h (debug_data_references): Declared.
13743 (debug_data_reference): Declared.
13745 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
13747 * tree-data-ref.c (stmt_simple_memref_p: Removed.
13748 * tree-data-ref.h (scop_p): Removed.
13749 (struct data_reference): Remove field scop.
13750 (DR_SCOP): Removed.
13751 (stmt_simple_memref_p): Removed.
13753 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
13755 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
13756 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
13759 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
13761 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
13763 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
13765 * doc/invoke.texi (-fgraphite-identity): Documented.
13767 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
13769 * tree-scalar-evolution.c: Fix comment.
13770 (instantiate_scev_1): Return unknow from scev instantiation if the
13771 result is not above instantiate_below.
13773 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
13775 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
13776 static anymore. Instantiate the symbols that may have been introduced
13778 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
13781 2009-07-30 DJ Delorie <dj@redhat.com>
13783 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
13784 .vliw directive to VLIW sections.
13786 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13788 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
13790 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
13791 (AUTOHEADER): New variable.
13792 ($(srcdir)/cstamp-h.in): Use it.
13794 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
13795 Pat Haugen <pthaugen@us.ibm.com>
13796 Revital Eres <ERES@il.ibm.com>
13798 * config/rs6000/vector.md (VEC_F): Add VSX support.
13801 (mov<mode>): Ditto.
13802 (vector_load_<mode>): Ditto.
13803 (vector_store_<mode>): Ditto.
13804 (vector GPR move split): Ditto.
13805 (vec_reload_and_plus_<mptrsize>): Ditto.
13806 (vec_reload_and_reg_<mptrsize>): Ditto.
13807 (add<mode>3): Ditto.
13808 (sub<mode>3): Ditto.
13809 (mul<mode>3): Ditto.
13810 (neg<mode>2): Ditto.
13811 (abs<mode>2): Ditto.
13812 (smin<mode>3): Ditto.
13813 (smax<mode>3): Ditto.
13814 (vector_eq<mode>): Ditto.
13815 (vector_gt<mode>): Ditto.
13816 (vector_ge<mode>): Ditto.
13817 (vector_gtu<mode>): Ditto.
13818 (vector_select_<mode>_uns): Ditto.
13819 (vector_eq_<mode>_p): Ditto.
13820 (vector_gt_<mode>_p): Ditto.
13821 (vector_ge_<mode>_p): Ditto.
13822 (vector_gtu_<mode>_p): Ditto.
13823 (cr6_test_for_zero): Ditto.
13824 (cr6_test_for_zero_reverse): Ditto.
13825 (cr6_test_for_lt): Ditto.
13826 (cr6_test_for_lt_reverse): Ditto.
13827 (xor<mode>3): Ditto.
13828 (ior<mode>3): Ditto.
13829 (and<mode>3): Ditto.
13830 (one_cmpl<mode>2): Ditto.
13831 (nor<mode>2): Ditto.
13832 (andc<mode>2): Ditto.
13833 (float<VEC_int<mode>2): Ditto.
13834 (unsigned_float<VEC_int><mode>2): Ditto.
13835 (fix_trunc<mode><VEC_int>2): Ditto.
13836 (fixuns_trunc<mode><VEC_int>2): Ditto.
13838 (vec_set<mode>): Ditto.
13839 (vec_extract<mode>): Ditto.
13840 (vec_interleave_highv4sf): Ditto.
13841 (vec_interleave_lowv4sf): Ditto.
13842 (vec_realign_load_<mode>): Ditto.
13843 (vec_shl_<mode>): Ditto.
13844 (vec_shr_<mode>): Ditto.
13845 (div<mode>3): New patterns for VSX.
13846 (vec_interleave_highv2df): Ditto.
13847 (vec_interleave_lowv2df): Ditto.
13848 (vec_pack_trunc_v2df): Ditto.
13849 (vec_pack_sfix_trunc_v2df): Ditto.
13850 (vec_pack_ufix_trunc_v2df): Ditto.
13851 (vec_unpacks_hi_v4sf): Ditto.
13852 (vec_unpacks_lo_v4sf): Ditto.
13853 (vec_unpacks_float_hi_v4si): Ditto.
13854 (vec_unpacks_float_lo_v4si): Ditto.
13855 (vec_unpacku_float_hi_v4si): Ditto.
13856 (vec_unpacku_float_lo_v4si): Ditto.
13857 (movmisalign<mode>): Ditto.
13858 (vector_ceil<mode>2): New patterns for vectorizing math library.
13859 (vector_floor<mode>2): Ditto.
13860 (vector_btrunc<mode>2): Ditto.
13861 (vector_copysign<mode>3): Ditto.
13863 * config/rs6000/predicates.md (easy_vector_constant_msb): New
13864 predicate for setting the high bit in each word, used for copysign.
13866 * config/rs6000/ppc-asm.h (f19): Whitespace.
13867 (f32-f63): Define if VSX.
13868 (v0-v31): Define if Altivec.
13869 (vs0-vs63): Define if VSX.
13871 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
13873 * config/rs6000/power7.md: New file, provide tuning parameters for
13876 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
13877 (rs6000_cpu_cpp_builtins): Ditto.
13878 (altivec_overloaded_builtins): Ditto.
13879 (altivec_resolve_overloaded_builtin): Ditto.
13881 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
13882 debug switch to disable vectorizing simple math builtin
13885 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
13886 Vectorize simple math builtin functions.
13887 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
13888 hook to vectorize math builtins.
13889 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
13890 (rs6000_builtin_conversion): Add VSX/power7 support.
13891 (rs6000_builtin_vec_perm): Ditto.
13892 (vsplits_constant): Add support for loading up a vector constant
13893 with just the high bit set in each part.
13894 (rs6000_expand_vector_init): Add VSX/power7 support.
13895 (rs6000_expand_vector_set): Ditto.
13896 (rs6000_expand_vector_extract): Ditto.
13897 (rs6000_emit_move): Ditto.
13898 (bdesc_3arg): Ditto.
13899 (bdesc_2arg): Ditto.
13900 (bdesc_1arg): Ditto.
13901 (rs6000_expand_ternop_builtin): Ditto.
13902 (altivec_expand_builtin): Ditto.
13903 (rs6000_expand_unop_builtin): Ditto.
13904 (rs6000_init_builtins): Ditto.
13905 (altivec_init_builtins): Ditto.
13906 (builtin_function_type): Ditto.
13907 (rs6000_common_init_builtins): Ditto.
13908 (rs6000_handle_altivec_attribute); Ditto.
13909 (rs6000_mangle_type): Ditto.
13910 (rs6000_vector_mode_supported_p): Ditto.
13911 (rs6000_mode_dependent_address): Altivec addresses with AND -16
13912 are mode dependent.
13914 * config/rs6000/vsx.md: New file for VSX support.
13916 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
13917 identifing values with just the most significant bit set.
13918 (enum rs6000_builtins): Add builtins for VSX. Add simple math
13919 vectorized builtins.
13921 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
13922 (UNSPEC_VRFIM): Delete.
13923 (splitter for loading up vector with most significant bit): New
13924 splitter for vectorizing copysign.
13925 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
13926 vectorizing simple math functions.
13927 (altivec_vrfip): Add support for vectorizing simple math functions.
13928 (altivec_vrfim): Ditto.
13929 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
13931 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
13932 (power7.md, vsx.md): Include for power7 support.
13933 (copysigndf3): Use VSX instructions if -mvsx.
13934 (negdf2_fpr): Ditto.
13935 (absdf2_fpr): Ditto.
13936 (nabsdf2_fpr): Ditto.
13937 (adddf3_fpr): Ditto.
13938 (subdf3_fpr): Ditto.
13939 (muldf3_fpr): Ditto.
13940 (divdf3_fpr): Ditto.
13941 (fix_truncdfdi2_fpr): Ditto.
13942 (cmpdf_internal1): Ditto.
13943 (fred, fred_fpr): Convert into expander/insn to add VSX support.
13944 (btruncdf2, btruncdf2_fpr): Ditto.
13945 (ceildf2, ceildf2_fpr): Ditto.
13946 (floordf2, floordf2_fpr): Ditto.
13947 (floatdidf2, floatdidf2_fpr): Ditto.
13948 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
13949 (fmsubdf4_fpr): Ditto.
13950 (fnmadddf4_fpr_1): Ditto.
13951 (fnmadddf4_fpr_2): Ditto.
13952 (fnmsubdf4_fpr_1): Ditto.
13953 (fnmsubdf4_fpr_2): Ditto.
13954 (fixuns_truncdfdi2): Add expander for VSX support.
13955 (fix_truncdfdi2): Ditto.
13956 (fix_truncdfsi2): Ditto.
13957 (ftruncdf2): Ditto.
13958 (btruncsf2): Whitespace.
13959 (movdf_hardfloat32): Add support for VSX registers.
13960 (movdf_softfloat32): Ditto.
13961 (movdf_hardfloat64): Ditto.
13962 (movdf_hardfloat64_mfpgpr): Ditto.
13963 (movdf_softfloat64): Ditto.
13964 (movti splitters): Add check for vector registers supporting
13965 TImode in the future.
13966 (bpermd): Add power7 bpermd instruction.
13968 * config/rs6000/altivec.h (vec_div): Define if VSX.
13971 (vec_nmadd): Ditto.
13972 (vec_nearbyint): Ditto.
13975 (all predicates): Use the generic builtin function, and not the V4SF
13976 specific function so that the predicates will work with VSX's V2DF.
13977 (vec_all_*): Ditto.
13978 (vec_any_*): Ditto.
13980 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
13981 Document new VSX functions and types.
13983 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
13986 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
13987 "wa", and "j" constraints. Modify "v" to talk about Altivec
13988 instead of just vector.
13990 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
13993 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
13994 location for phi arguments.
13995 (rewrite_update_phi_arguments): Find locations for reaching defs.
13996 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
13997 Add location to add_phi_arg calls.
13998 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
13999 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
14000 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
14001 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
14002 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
14003 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
14004 * tree-phinodes.c (make_phi_node): Initialize location.
14005 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
14006 (add_phi_arg): Add location parameter.
14007 (remove_phi_arg_num): Move location when moving phi argument.
14008 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
14010 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
14011 slpeel_update_phi_nodes_for_guard1,
14012 slpeel_update_phi_nodes_for_guard2,
14013 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
14014 vect_loop_versioning): Set locations.
14015 * tree-parloops.c (create_phi_for_local_result,
14016 transform_to_exit_first_loop, create_parallel_loop): Add locations.
14017 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
14018 * tree-vect-loop.c (get_initial_def_for_induction,
14019 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
14021 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
14022 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
14023 (gimple_phi_arg_set_location): New. Set locus.
14024 (gimple_phi_arg_has_location): New. Check for locus.
14025 (redirect_edge_var_map_location): New. Return locus from var_map.
14026 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
14027 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
14028 combining PHI arguments.
14029 (cond_store_replacement): Set location.
14030 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
14031 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
14032 scop_add_exit_phis_edge): Add locations.
14033 * tree-cfgcleanup.c (remove_forwarder_block,
14034 remove_forwarder_block_with_phi): Add locations.
14035 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
14036 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
14038 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
14039 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
14040 flush_pending_stmts): Add source location.
14041 * lambda-code.c (perfect_nestify): Maintain location stack with argument
14042 stack to preserve locations.
14043 * tree-vect-stmts.c (vectorizable_load): Add location.
14044 * tree-inline.c (copy_phis_for_bb): Copy locus.
14045 (setup_one_parameter): Add call locus to inlined parameter stmts.
14046 (initialize_inlined_parameters): Pass in call location as parameter
14048 (tree_function_versioning): Pass location to setup_one_parameter.
14049 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
14050 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
14051 copy and edge lists.
14052 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
14053 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
14054 locus parameter and override the stmt default if provided.
14055 (new_elim_graph, clear_elim_graph, delete_elim_graph,
14056 elim_graph_add_edge, elim_graph_remove_succ_edge,
14057 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
14058 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
14059 eliminate_phi): Add locus info in elimination graph for each edge and
14061 (insert_backedge_copies): Copy locus if present.
14062 * tree-flow.h (struct _edge_var_map): Add locus field.
14063 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
14064 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
14065 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
14067 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
14069 2009-07-30 Martin Jambor <mjambor@suse.cz>
14071 PR tree-optimization/40570
14072 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
14073 use inlining loops.
14075 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
14077 * ssa-loop-manip.c: Include langhooks.h.
14078 (rewrite_phi_with_iv): New.
14079 (rewrite_all_phi_nodes_with_iv): New.
14080 (canonicalize_loop_ivs): Move here from tree-parloops.c.
14081 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
14082 * tree-parloops.c (loop_parallel_p): Move out all conditions
14083 except dependency check.
14084 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
14085 (gen_parallel_loop): Call canonicalize_loop_ivs without
14086 reduction_list argument.
14087 (build_new_reduction): New.
14088 (gather_scalar_reductions): New.
14089 (try_get_loop_niter): New.
14090 (try_create_reduction_list): New.
14091 (parallleize_loops): Change the parallel conditions check.
14092 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
14093 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
14095 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
14097 * opt-functions.awk (opt_args): Allow argument to be enclosed in
14099 * doc/options.texi (Option properties): Mention new quoting syntax.
14101 2009-07-29 Douglas B Rupp <rupp@gnat.com>
14103 * config/alpha/alpha.c (alpha_start_function):
14104 Handle VMS_DEBUG_MAIN_POINTER
14105 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
14106 * doc/invoke.texi: Document -mdebug-main switch.
14108 2009-07-29 Richard Henderson <rth@redhat.com>
14110 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
14111 (cgraph_create_edge_including_clones): Likewise.
14112 * tree-inline.c (copy_bb): Operate on the correct edges
14113 when updating the callgraph.
14115 2009-07-29 Douglas B Rupp <rupp@gnat.com>
14117 * config/alpha/vms-cc.c: Deleted.
14118 * config/alpha/vms-ld.c: Deleted.
14119 * config/alpha/t-vms64: Moved to config/vms
14120 * config/alpha/vms-crt0-64.c: Moved to config/vms
14121 * config/alpha/vms-crt0.c: Moved to config/vms
14122 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
14123 * config/alpha/vms-psxcrt0.c: Moved to config/vms
14124 * config/alpha/xm-vms.h: Moved to config/vms
14125 * config/alpha/x-vms: Moved to config/vms
14126 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
14128 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
14129 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
14131 * config/vms/t-vms64: Moved here from config/alpha
14132 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
14133 (argc,argv,envp): Enforce 32bit malloc'ing.
14134 * config/vms/vms-psxcrt0-64.c: Likewise.
14135 * config/vms/vms-crt0.c: Moved here from config/alpha.
14136 * config/vms/vms-psxcrt0.c: Likewise.
14137 * config/vms/vms-crtl-64.h: New file.
14138 * config/vms/vms-crtl.h: New file.
14139 * config/vms/vms.opt: New file.
14140 * config/vms/xm-vms64.h: New file.
14141 * config/vms/xm-vms.h: Moved here from config/alpha.
14142 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
14144 * config/vms/x-vms: Moved here from config/alpha.
14145 (version, VMS_EXTRA_PARTS): Moved to t-vms.
14146 (vms-ld.o, vms-cc.o): Removed.
14147 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
14149 2009-07-29 Douglas B Rupp <rupp@gnat.com>
14151 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
14152 correct stack (obvious VMS fix).
14154 2009-07-29 Douglas B Rupp <rupp@gnat.com>
14156 * dwarf2out.c (output_file_names): Output VMS style file name, size,
14157 date, version info if VMS_DEBUGGING_INFO defined.
14158 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
14159 size, date calculating code moved here.
14161 2009-07-29 Paul Brook <paul@codesourcery.com>
14163 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
14166 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
14169 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
14170 to DImode when generating insq_le insn.
14172 2009-07-28 Douglas B Rupp <rupp@gnat.com>
14174 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
14175 New macro set for VMS_DEBUGGGING_INFO.
14176 (AT_string_form): Use it.
14178 2009-07-28 DJ Delorie <dj@redhat.com>
14180 * config/mep/mep.c (vtext_section): New.
14181 (vftext_section): New.
14182 (ftext_section): New.
14183 (mep_select_section): Add support for functions.
14184 (mep_unique_section): Likewise.
14185 (mep_asm_init_sections): Likewise.
14186 (mep_encode_section_info): Remove it from here.
14188 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
14190 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
14192 * tree.h (TREE_DEPRECATED): Document it is used for types too.
14193 (TYPE_VECTOR_OPAQUE): Use default_def_flag
14195 2009-07-28 Douglas B Rupp <rupp@gnat.com>
14197 * dwarf2out.c (output_file_names): Test new macro
14198 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
14199 (add_comp_dir_attribute): Likewise.
14201 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
14203 * config/i386/mingw-w64.h (LINK_SPEC): Add
14204 separating space between commands.
14206 2009-07-28 Jan Hubicka <jh@suse.cz>
14208 PR tree-optimization/40759
14209 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
14212 2009-07-27 DJ Delorie <dj@redhat.com>
14214 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
14215 types are dword-aligned.
14216 (mep_expand_va_start): Likewise.
14218 2009-07-27 Olivier Hainque <hainque@adacore.com>
14219 Douglas B Rupp <rupp@gnat.com>
14221 * convert.c (convert_to_pointer): Don't assume the target
14222 pointer type is POINTER_SIZE long. Fetch its precision instead.
14224 2009-07-27 Douglas B Rupp <rupp@gnat.com>
14226 * system.h (fopen): Undefine if macro.
14228 2009-07-27 Jakub Jelinek <jakub@redhat.com>
14230 * dwarf2out.c (output_cfi_p): Removed.
14231 (output_cfis): New function.
14232 (output_fde): New function, split from output_call_frame_info.
14233 (output_call_frame_info): Use it.
14234 (dwarf2out_switch_text_section): Use output_cfis.
14236 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
14238 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
14239 TARGET_BI_ARCH is specified without enabling SJLJ.
14240 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
14241 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
14243 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
14245 * arm.md (negdi2): Use DImode if forcing a value into a register.
14247 2009-07-26 Ira Rosen <irar@il.ibm.com>
14249 PR tree-optimization/40801
14250 * tree-vect-stmts.c (vectorizable_call): Get previous copy
14251 of vector operand from the previous copy of vector statement.
14252 Pass the correct definition type value to
14253 vect_get_vec_def_for_stmt_copy().
14255 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14257 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
14258 const char ** conversion.
14260 2009-07-25 David Daney <ddaney@caviumnetworks.com>
14262 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
14263 fancy_abort() if !ENABLE_ASSERT_CHECKING.
14264 (gcc_unreachable): Invoke __builtin_unreachable() if
14265 !ENABLE_ASSERT_CHECKING.
14267 2009-07-25 David Daney <ddaney@caviumnetworks.com>
14269 PR rtl-optimization/40445
14270 * emit-rtl.c (next_nonnote_insn_bb): New function.
14271 * rtl.h (next_nonnote_insn_bb): Declare new function.
14272 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
14273 with no successors that is the successor of the ENTRY_BLOCK.
14274 Continue from the top after removing an empty fallthrough block.
14275 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
14276 of next_nonnote_insn.
14278 2009-07-25 David Daney <ddaney@caviumnetworks.com>
14280 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
14282 2009-07-25 Martin Jambor <mjambor@suse.cz>
14284 * c-common.c (c_common_attribute_table): New element for noclone.
14285 (handle_noclone_attribute): New function. Forward-declare.
14286 * tree-inline.c (tree_versionable_function_p): Check for noclone
14288 * doc/extend.texi (Labels as Values): Document need for noclone.
14289 (Function Attributes): Document noclone attribute.
14291 2009-07-25 Jakub Jelinek <jakub@redhat.com>
14293 PR rtl-optimization/34999
14294 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
14295 and dw_fde_switched_cold_to_hot fields.
14296 (output_cfi_p): New function.
14297 (output_call_frame_info): If fde->dw_fde_switched_sections,
14298 output 2 FDEs instead of one with corrupted header.
14299 (dwarf2out_do_cfi_startproc): New function.
14300 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
14301 and fde->dw_fde_switched_cold_to_hot.
14302 (dwarf2out_switch_text_section): Compute
14303 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
14304 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
14305 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
14306 Otherwise, compute fde->dw_fde_switch_cfi.
14308 2009-07-24 Cary Coutant <ccoutant@google.com>
14310 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
14312 2009-07-24 Cary Coutant <ccoutant@google.com>
14314 * cfghooks.c (split_block): Copy discriminator to new block.
14315 * tree-cfg.c (assign_discriminator): Check location of last
14316 instruction in block as well as first.
14318 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
14320 * config/i386/linux.c: Use fputs or putc instead of fprintf
14322 * config/i386/gas.h: Ditto.
14323 * config/i386/x86-64.h: Ditto.
14324 * config/i386/att.h: Ditto.
14326 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14328 * expmed.c (emit_store_flag): Use a recursive call to optimize the
14331 2009-07-24 Martin Jambor <mjambor@suse.cz>
14333 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
14334 (ipa_push_func_to_list_1): Declare.
14335 (ipa_push_func_to_list): New function.
14337 * ipa-prop.c (ipa_push_func_to_list_1): New function.
14338 (ipa_init_func_list): Call ipa_push_func_to_list_1.
14339 (ipa_push_func_to_list): Removed.
14340 (ipa_pop_func_from_list): Clear node_enqueued flag.
14342 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
14344 * config/s390/s390.c (override_options): Default
14345 max-unrolled-insns to 100 for z10 tuning.
14347 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
14349 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
14350 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
14351 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
14352 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
14353 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
14354 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
14355 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
14357 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
14359 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
14360 use default set in mingw32.h header.
14361 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
14362 64-bit /mingw/include path.
14363 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
14366 2009-07-23 Neil Vachharajani <nvachhar@google.com>
14368 PR rtl-optimization/40209
14369 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
14371 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
14373 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
14374 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
14375 with the rest of string where appropriate. Use fputs or putc
14376 instead of fprintf where appropriate.
14378 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
14379 Pat Haugen <pthaugen@us.ibm.com>
14380 Revital Eres <ERES@il.ibm.com>
14382 * config/rs6000/vector.md: New file. Move most of the vector
14383 expander support here from altivec.md to allow for the VSX vector
14384 unit in the future. Add support for secondary_reload patterns.
14385 Rewrite the patterns for vector comparison, and vector comparison
14386 predicate instructions so that the RTL expresses the desired
14387 behavior, instead of using unspec.
14389 * config/rs6000/constraints.md ("f" constraint): Use
14390 rs6000_constraints to hold the precalculated register class.
14391 ("d" constraint): Ditto.
14392 ("wd" constraint): New constraint for VSX.
14393 ("wf" constraint): Ditto.
14394 ("ws" constraint): Ditto.
14395 ("wa" constraint): Ditto.
14396 ("wZ" constraint): Ditto.
14397 ("j" constraint): Ditto.
14399 * config/rs6000/predicates.md (vsx_register_operand): New
14401 (vfloat_operand): New predicate for vector.md.
14402 (vint_operand): Ditto.
14403 (vlogical_operand): Ditto.
14404 (easy_fp_constant): If VSX, 0.0 is an easy constant.
14405 (easy_vector_constant): Add VSX support.
14406 (altivec_indexed_or_indirect_operand): New predicate for
14407 recognizing Altivec style memory references with AND -16.
14409 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
14410 for vector secondary reload support.
14411 (rs6000_vector_reg_class): Delete, replacing it with
14412 rs6000_constraints.
14413 (rs6000_vsx_reg_class): Ditto.
14414 (rs6000_constraints): New array to hold the register classes of
14415 each of the register constraints that can vary at runtime.
14416 (builtin_mode_to_type): New static array for builtin function type
14418 (builtin_hash_table): New static hash table for builtin function
14420 (TARGET_SECONDARY_RELOAD): Define target hook.
14421 (TARGET_IRA_COVER_CLASSES): Ditto.
14422 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
14423 registers are 128 bits if VSX memory reference instructions are used.
14424 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
14425 unit is being used.
14426 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
14427 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
14428 Print several of the scheduling related parameters.
14429 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
14430 rs6000_constraints instead of rs6000_vector_reg_class. Move
14431 -mdebug=reg code to rs6000_debug_reg_global. Add support for
14432 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
14433 Altivec. Add VSX support. Setup for secondary reload support on
14434 Altivec/VSX registers.
14435 (rs6000_override_options): Make power7 set the scheduling groups
14436 like the power5. Add support for new debug switches to override
14437 the scheduling defaults. Temporarily disable -mcpu=power7 from
14438 setting -mvsx. Add support for debug switches -malways-hint,
14439 -msched-groups, and -malign-branch-targets.
14440 (rs6000_buitlin_conversion): Add support for returning unsigned
14441 vector conversion functions to fix regressions due to stricter
14443 (rs6000_builtin_mul_widen_even): Ditto.
14444 (rs6000_builtin_mul_widen_odd): Ditto.
14445 (rs6000_builtin_vec_perm): Ditto.
14446 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
14447 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
14448 to zero a register.
14449 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
14450 generated upstream.
14451 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
14452 VSX types for bit operations. Changes to accomidate vector.md.
14453 (bdesc_2arg): Ditto.
14454 (bdesc_1arg): Ditto.
14455 (struct builtin_description_predicates): Rewrite predicate
14456 handling so that RTL describes the operation, instead of passing
14457 the instruction to be used as a string argument.
14458 (bdesc_altivec_preds): Ditto.
14459 (altivec_expand_predicate_builtin): Ditto.
14460 (altivec_expand_builtin): Ditto.
14461 (rs6000_expand_ternop_builtin): Use a switch instead of an if
14462 statement for vsldoi support.
14463 (altivec_expand_ld_builtin): Change to use new names from vector.md.
14464 (altivec_expand_st_builtin): Ditto.
14465 (paired_expand_builtin): Whitespace changes.
14466 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
14467 builtin_mode_to_type table for secondary reload. Call
14468 builtin_function_type to build random builtin functions.
14469 (altivec_init_builtins): Change to use builtin_function_type to
14470 create builtin function types dynamically as we need them.
14471 (builtin_hash_function): New support for hashing the tree types
14472 for builtin function as we need it, rather than trying to build
14473 all of the trees that we need. Add initial preliminary VSX support.
14474 (builtin_function_type): Ditto.
14475 (builtin_function_eq): Ditto.
14476 (builtin_hash_struct): Ditto.
14477 (rs6000_init_builtins): Ditto.
14478 (rs6000_common_init_builtins): Ditto.
14479 (altivec_init_builtins): Ditto.
14480 (rs6000_common_init_builtins): Ditto.
14481 (enum reload_reg_type): New enum for simplifing reg classes.
14482 (rs6000_reload_register_type): Simplify register classes into GPR,
14483 Vector, and other registers. Altivec and VSX addresses in reload.
14484 (rs6000_secondary_reload_inner): Ditto.
14485 (rs6000_ira_cover_classes): New target hook, that returns the
14486 appropriate cover classes, based on -mvsx being used or not.
14487 (rs6000_secondary_reload_class): Add VSX support.
14488 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
14489 (get_vsel_insn): Ditto.
14490 (rs6000_emit_vector_compare): Rewrite vector conditional support
14491 so that where we can, we use RTL operators, instead of blindly use
14493 (rs6000_emit_vector_select): Ditto.
14494 (rs6000_emit_vector_cond_expr): Ditto.
14495 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
14496 (create_TOC_reference): Add -mdebug=addr support.
14497 (emit_frame_save): VSX loads/stores need register indexed addressing.
14499 * config/rs6000/rs6000.md: Include vector.md.
14501 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
14503 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
14504 support for V2DI, V2DF in logical, permute, select operations.
14506 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
14507 switch for vsx/power7.
14508 (-mvsx-scalar-memory): Ditto.
14509 (-mvsx-align-128): Ditto.
14510 (-mallow-movmisalign): Ditto.
14511 (-mallow-df-permute): Ditto.
14512 (-msched-groups): Ditto.
14513 (-malways-hint): Ditto.
14514 (-malign-branch-targets): Ditto.
14516 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
14518 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
14519 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
14520 (rs6000_vector_reg_class): Delete.
14521 (rs6000_vsx_reg_class): Ditto.
14522 (enum rs6000_reg_class_enum): New enum for the constraints that
14523 vary based on target switches.
14524 (rs6000_constraints): New array to hold the register class for all
14525 of the register constraints that vary based on the switches used.
14526 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
14527 (enum rs6000_builtins): Add unsigned varients for the builtin
14528 declarations returned by target hooks for expanding multiplies,
14529 select, and permute operations. Add VSX builtins.
14530 (enum rs6000_builtin_type_index): Add entries for VSX.
14531 (V2DI_type_node): Ditto.
14532 (V2DF_type_node): Ditto.
14533 (unsigned_V2DI_type_node): Ditto.
14534 (bool_long_type_node): Ditto.
14535 (intDI_type_internal_node): Ditto.
14536 (uintDI_type_internal_node): Ditto.
14537 (double_type_internal_node): Ditto.
14539 * config/rs6000/altivec.md (whole file): Move all expanders to
14540 vector.md from altivec.md. Rename insn matching functions to be
14542 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
14543 (altivec_vcmp*): Ditto.
14544 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
14545 (VM): New iterator for moves that includes the VSX types.
14546 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
14547 (altivec_vperm_<mode>_uns): New, for unsigned types.
14548 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
14549 (altivec_eq<mode>): Ditto.
14550 (altivec_gt<mode>): Ditto.
14551 (altivec_gtu<mode>): Ditto.
14552 (altivec_eqv4sf): Ditto.
14553 (altivec_gev4sf): Ditto.
14554 (altivec_gtv4sf): Ditto.
14555 (altivec_vcmpbfp_p): Ditto.
14557 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
14559 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
14562 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
14565 * config/i386/i386.c (output_387_ffreep): Rewrite to use
14566 ASM_SHORT instead of .word.
14567 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
14568 instead of .word in asm template.
14570 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
14573 * ira-lives.c (bb_has_abnormal_call_pred): New function.
14574 (process_bb_node_lives): Use it.
14576 * ira.c (setup_cover_and_important_classes): Don't setup
14577 ira_important_class_nums. Add cover classes to the end of
14579 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
14581 (find_reg_class_closure): Use reorder_important_classes.
14583 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
14585 * config/i386/i386.c (i386_ira_cover_classes): New function.
14586 (TARGET_IRA_COVER_CLASSES): Redefine.
14588 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
14589 importance of order of cover classes in the array.
14591 2009-07-22 Diego Novillo <dnovillo@google.com>
14593 * tree-pass.h (TDF_EH): Define.
14594 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
14595 contains TDF_EH, print the EH region number holding GS.
14596 * tree-dump.c (dump_options): Add "eh".
14597 * doc/invoke.texi: Document it.
14599 2009-07-22 Doug Kwan <dougkwan@google.com>
14601 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
14603 2009-07-22 Michael Matz <matz@suse.de>
14605 PR tree-optimization/35229
14606 PR tree-optimization/39300
14608 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
14609 (inhibit_phi_insertion): New function.
14610 (insert_into_preds_of_block): Call it for REFERENCEs.
14611 (init_pre): Initialize and finalize scalar evolutions.
14612 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
14614 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
14616 * config/i386/predicates.md (zero_extended_scalar_load_operand):
14617 Use CONST_VECTOR_NUNITS to determine number of elements.
14619 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
14621 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
14622 (U, W): Constraints are now deprecated and will be removed if we
14623 run out of letters.
14624 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
14626 ("prefetch"): Add the stcmh instruction for prefetching.
14627 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
14629 (s390_short_displacement): Return always true if compiling for
14630 machines not providing the long displacement facility.
14631 (s390_mem_constraint): Support the new constraint letter Z.
14632 (s390_check_qrst_address): New function.
14634 2009-07-21 DJ Delorie <dj@redhat.com>
14636 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
14639 2009-07-21 Jason Merrill <jason@redhat.com>
14641 * c-common.c (max_tinst_depth): Increase default to 1024.
14643 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
14645 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
14646 (vec_unpacku_float_lo_v4si): Ditto.
14648 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
14651 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
14652 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
14653 (builtin_description): Add __builtin_ia32_cvtudq2ps.
14654 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
14656 2009-07-21 Jakub Jelinek <jakub@redhat.com>
14658 PR tree-optimization/40813
14659 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
14662 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
14664 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
14665 with a NOP_EXPR if needed.
14667 2009-07-21 Paul Brook <paul@codesourcery.com>
14669 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
14670 Terminate debug dump with newline.
14672 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14674 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
14675 Cast "1" to unsigned HOST_WIDE_INT.
14676 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
14677 deposit length to the maximum length - lsb. Extend length if
14678 HOST_BITS_PER_WIDE_INT is 32.
14680 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
14682 * cgraph.h (constant_pool_htab): New function.
14683 (constant_descriptor_tree): Move from varasm.c.
14684 * varasm.c (constant_pool_htab): New function.
14685 (constant_descriptor_tree): Move to cgraph.h.
14687 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
14689 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
14691 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
14693 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
14696 2009-07-20 Xinliang David Li <davidxl@google.com>
14698 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
14700 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
14702 * config/mips/mips.md (move_type): Add arith.
14703 (type): Handle arith.
14704 (zero_extendsidi2): Rename this into ...
14705 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
14706 (zero_extendsidi2): New expander.
14707 (*zero_extendsidi2_dext): New pattern.
14709 2009-07-20 Nick Clifton <nickc@redhat.com>
14711 * config.gcc (mips64-*-*): Add definition of tm_defines in order
14712 to set MIPS_ABI_DEFAULT.
14713 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
14715 2009-07-20 Jakub Jelinek <jakub@redhat.com>
14717 * tree-object-size.c (addr_object_size): Handle unions with
14718 array in it as last field of structs in __bos (, 1) as __bos (, 0).
14720 PR tree-optimization/40792
14721 * tree.c (build_function_type_skip_args): Remove bogus assert.
14723 2009-07-20 Jan Hubicka <jh@suse.cz>
14724 Martin Jambor <mjambor@suse.cz>
14726 * cgraph.h (combined_args_to_skip): New field.
14727 * cgraph.c (cgraph_create_virtual_clone): Properly handle
14728 combined_args_to_skip and args_to_skip.
14729 * tree-inline.c (update_clone_info): New function.
14730 (tree_function_versioning): Call update_clone_info.
14731 * cgraphunit.c (cgraph_materialize_clone): Dump materialized
14733 (cgraph_materialize_all_clones): More extensive dumping, working
14734 with combined_args_to_skip rather than args_to_skip.
14736 2009-07-20 Ira Rosen <irar@il.ibm.com>
14738 * tree-vectorizer.h (vectorizable_condition): Add parameters.
14739 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
14740 (get_initial_def_for_reduction): Likewise.
14741 (vectorizable_reduction): Skip the check of first operand in case
14742 of COND_EXPR. Add check that it is outer loop vectorization if
14743 nested cycle was detected. Call vectorizable_condition() for
14744 COND_EXPR. If reduction epilogue cannot be created do not fail for
14745 nested cycles (if it is not double reduction). Assert that there
14746 is only one type in the loop in case of COND_EXPR. Call
14747 vectorizable_condition() to vectorize COND_EXPR.
14748 * tree-vect-stmts.c (vectorizable_condition): Update comment.
14749 Add parameters. Allow nested cycles if called from
14750 vectorizable_reduction(). Use reduction vector variable if provided.
14751 (vect_analyze_stmt): Call vectorizable_reduction() before
14752 vectorizable_condition().
14753 (vect_transform_stmt): Update call to vectorizable_condition().
14755 2009-07-20 Christian Bruel <christian.bruel@st.com>
14757 * config/sh/sh.opt (-mfmovd): Resurrect and document.
14758 * doc/invoke.texi (-mfmovd): Likewise.
14759 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
14761 2009-07-20 Jan Hubicka <jh@suse.cz>
14763 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
14764 when handling SSA name.
14766 2009-07-19 Jan Hubicka <jh@suse.cz>
14768 PR tree-optimization/40676
14769 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
14770 virtual PHIs in empty BBs.
14772 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
14774 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
14775 re-expanded the compound use gen_lowpart instead to convert to the
14778 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
14780 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
14781 OUTER_CONST arguments.
14782 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
14783 the new wider mode will be masked off.
14784 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
14786 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
14788 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
14789 high-order bits are zero.
14791 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
14793 * combine.c (simplify_shift_const_1): Split code to determine
14794 shift_mode into ...
14795 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
14796 new bits shifted in are identical to the old sign bit.
14798 2009-07-18 Richard Guenther <rguenther@suse.de>
14801 * gimplify.c (gimplify_call_expr): Reject code using results from
14802 functions returning void.
14804 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
14806 * doc/md.texi: Document the new PowerPC "es" constraint.
14807 Document that "m" can include automodified addresses on this target,
14808 and explain how %U must be used. Extend the "Q" and "Z" documentation
14809 to suggest "es" as well as "m".
14810 * config/rs6000/constraints.md (es): New memory constraint.
14811 (Q, Z): Update strings to match new documentation.
14813 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
14815 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
14816 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
14817 * config/rs6000/predicates.md (volatile_mem_operand): Use
14818 offsettable_nonstrict_memref_p.
14819 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
14820 (*floatunssidf2_internal): Likewise.
14821 (*fix_truncdfsi2_internal): Likewise.
14822 (*fix_trunctfsi2_internal): Likewise.
14824 2009-07-17 Anatoly Sokolov <aesok@post.ru>
14826 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
14827 atmega32u2 devices.
14828 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
14830 2009-07-17 Richard Guenther <rguenther@suse.de>
14833 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
14834 (pass_warn_unused_result): Likewise.
14835 (TODO_set_props): Remove.
14836 * omp-low.c (diagnose_omp_structured_block_errors): Change to
14838 (pass_diagnose_omp_blocks): Define.
14839 * c-decl.c (pop_file_scope): Do not finalize the CU here.
14840 (c_gimple_diagnostics_recursively): Remove.
14841 (finish_function): Do not call it.
14842 (c_write_global_declarations): Continue after errors.
14843 Finalize the CU here.
14844 * c-gimplify.c (c_genericize): Do not gimplify here.
14845 * c-common.c (c_warn_unused_result): Move ...
14846 * tree-cfg.c (do_warn_unused_result): ... here.
14847 (run_warn_unused_result): New function.
14848 (gate_warn_unused_result): New function.
14849 (pass_warn_unused_result): New pass.
14850 * c-common.h (c_warn_unused_result): Remove.
14851 * flags.h (flag_warn_unused_result): Declare.
14852 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
14853 * opts.c (flag_warn_unused_result): Initialize to false.
14854 * toplev.c (compile_file): Add comment.
14855 * omp-low.c (create_omp_child_function): Do not register
14856 the function with the frontend.
14857 (diagnose_omp_structured_block_errors): Prepare to be
14858 called as optimization pass.
14859 (gate_diagnose_omp_blocks): New function.
14860 (pass_diagnose_omp_blocks): New pass.
14861 * cgraph.h (cgraph_optimize): Remove.
14862 (cgraph_analyze_function): Likewise.
14863 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
14864 * cgraphunit.c (cgraph_lower_function): Lower nested functions
14865 before their parents here.
14866 (cgraph_finalize_function): Not here.
14867 (cgraph_analyze_function): Gimplify functions here.
14868 (cgraph_finalize_compilation_unit): Continue after errors.
14869 Optimize the callgraph from here.
14870 (cgraph_optimize): Make static.
14871 * langhooks.c (write_global_declarations): Finalize the CU.
14872 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
14873 (gimplify_function_tree): Assert we gimplify only once.
14874 Set PROP_gimple_any property.
14875 * tree-nested.c (gimplify_all_functions): New function.
14876 (lower_nested_functions): Gimplify all nested functions.
14877 * gimple.h (diagnose_omp_structured_block_errors): Remove.
14878 * passes.c (init_optimization_passes): Add pass_warn_unused_result
14879 and pass_diagnose_omp_blocks after gimplification. Do not
14880 set TODO_set_props on all_lowering_passes.
14881 (execute_one_pass): Do not handle TODO_set_props.
14882 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
14883 (gimplify.o): Add tree-pass.h dependency.
14884 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
14885 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
14886 (unsave_r): Likewise.
14887 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
14888 temporary variable.
14890 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
14892 * doc/service.texi (Service): Restore previously removed link,
14893 which isn't broken after all.
14895 2009-07-17 Richard Guenther <rguenther@suse.de>
14897 PR tree-optimization/40321
14898 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
14899 PHI nodes to the maximal set.
14900 (make_values_for_phi): Add PHI arguments to the maximal set.
14901 (execute_pre): Dump PHI_GEN and the maximal set.
14903 2009-07-17 Jakub Jelinek <jakub@redhat.com>
14906 * gimplify.c (gimplify_conversion): Don't change non-conversions into
14909 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
14911 * doc/extend.texi (Nested Functions): Replace broken link with
14913 * doc/service.texi (Service): Remove broken link.
14915 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
14918 * builtins.c (expand_builtin_memcmp): Use loc instead of
14919 EXPR_LOCATION (exp).
14920 (expand_builtin_strncmp): Likewise.
14922 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
14923 Manuel López-Ibáñez <manu@gcc.gnu.org>
14926 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
14927 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
14928 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
14929 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
14930 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
14931 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
14932 tree-inline.c, c-common.c, c-common.h, gimple.c,
14933 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
14934 convert.c: Add location argument to fold_{unary,binary,ternary},
14935 fold_build[123], build_call_expr, build_size_arg,
14936 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
14937 fold_build1_initializer, fold_build2_initializer,
14938 fold_build3_initializer, fold_build_call_array,
14939 fold_build_call_array_initializer, fold_single_bit_test,
14940 omit_one_operand, omit_two_operands, invert_truthvalue,
14941 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
14942 combine_comparisons, fold_builtin_*, fold_call_expr,
14943 build_range_check, maybe_fold_offset_to_address, round_up,
14946 2009-07-16 Jason Merrill <jason@redhat.com>
14949 * c-common.c (c_common_reswords): Add __is_standard_layout
14951 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
14952 * doc/implement-cxx.texi: New.
14953 * doc/gcc.texi: Include it.
14955 2009-07-16 DJ Delorie <dj@redhat.com>
14957 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
14958 compares that may be indirectly affected by previous instructions.
14960 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14962 * builtins.c (do_mpc_arg2): New.
14963 (fold_builtin_2): Fold builtin cpow.
14964 * real.h (HAVE_mpc_pow): New.
14966 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
14968 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
14969 comparison to skip unprofitable schedule
14971 2009-07-16 Simon Baldwin <simonb@google.com>
14973 * gcc.c (option_map): New flag -no-canonical-prefixes.
14974 * (display_help): Print help text for new flag.
14975 * (process_command): Move options translation and language specifics
14976 and handle new flag early. Use it to set a function pointer to a
14977 prefix builder. Replace make_relative_prefix calls with calls to
14978 the function pointed to. Ignore new flag in regular options handling.
14979 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
14981 2009-07-15 DJ Delorie <dj@redhat.com>
14983 * config/mep/mep.md (sibcall_internal): Change register to avoid
14984 argument registers.
14985 (sibcall_value_internal): Likewise.
14987 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
14989 PR rtl-optimization/40710
14990 * resource.c (mark_target_live_regs): Reset DF problem to LR.
14992 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
14994 * config/mips/mips.md (*extenddi_truncate<mode>,
14995 *extendsi_truncate<mode>): Change type attribute to move_type
14996 with shift_shift. Split out code handling exts from here ...
14997 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
14999 (*extendhi_truncateqi): Change type attribute to move_type with
15000 shift_shift. Split out code handling exts from here ...
15001 (*extendhi_truncateqi_exts): ... to this new pattern.
15003 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
15005 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
15006 instead of "and" with inverted sign bit mask value. Use
15007 "nonimmediate_operand" for operand 1 and operand 2 predicate.
15008 Allocate registers only for operand 4 and operand 5.
15010 2009-07-15 Jakub Jelinek <jakub@redhat.com>
15012 PR middle-end/40747
15013 * fold-const.c (fold_cond_expr_with_comparison): When folding
15014 < and <= to MIN, make sure the MIN uses the same type as the
15015 comparison's operands.
15017 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
15019 * arm.md (ior_xor): New code iterator.
15020 (split for ior/xor with shift and zero-extend): New split pattern.
15021 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
15023 2009-07-15 Richard Guenther <rguenther@suse.de>
15025 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
15028 2009-07-15 Richard Guenther <rguenther@suse.de>
15030 PR middle-end/40753
15031 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
15033 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
15035 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
15036 handle 2.6.30 kernel.
15038 2009-07-15 DJ Delorie <dj@redhat.com>
15040 * config/mep/mep.md (sibcall_internal): Change register to allow
15041 for 24-bit addresses.
15042 (sibcall_value_internal): Likewise.
15044 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
15046 * doc/invoke.texi: Added descriptions of the scheduling heuristics
15047 that are enabled/disabled by the flags introduced by a previous patch.
15049 2009-07-14 DJ Delorie <dj@redhat.com>
15051 * config/mep/mep.md (sibcall_internal): Include non-toggling
15053 (sibcall_value_internal): Likewise.
15055 2009-07-14 Taras Glek <tglek@mozilla.com>
15056 Rafael Espindola <espindola@google.com>
15058 * doc/sourcebuild.texi: Document install-plugin target.
15059 * configure.ac: Added install-plugin target to language makefiles.
15060 * configure: Regenerate.
15061 * Makefile.in (install-plugin): Install more headers,
15062 depend on lang.install-plugin.
15064 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
15066 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
15069 2009-07-14 DJ Delorie <dj@redhat.com>
15071 * config/mep/mep.c (mep_vliw_jmp_match): New function.
15072 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
15073 * config/mep/mep.md (sibcall_internal): Change test from
15074 mep_vliw_mode_match to mep_vliw_jmp_match.
15075 (sibcall_value_internal): Likewise.
15077 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
15079 * config/i386/sse.md (copysign<mode>3): New expander.
15080 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
15081 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
15082 Use ix86_build_const_vector.
15083 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
15084 IX86_BUILTIN_CPYSGNPD.
15085 (builtin_description): Add __builtin_ia32_copysignps and
15086 __builtin_ia32_copysignpd.
15087 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
15088 and BUILT_IN_COPYSIGNF.
15090 2009-07-13 Jason Merrill <jason@redhat.com>
15092 * builtins.c (can_trust_pointer_alignment): New fn.
15093 (get_pointer_alignment): Factor it out from here.
15094 * tree.h: Declare it.
15096 2009-07-14 David Edelsohn <edelsohn@gnu.org>
15098 * config/rs6000/predicates.md (offsettable_mem_operand): Test
15101 2009-07-14 Dodji Seketeli <dodji@redhat.com>
15105 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
15107 2009-07-14 Richard Guenther <rguenther@suse.de>
15108 Andrey Belevantsev <abel@ispras.ru>
15110 PR middle-end/40745
15111 * cfgexpand.c (partition_stack_vars): Do not bother to update
15112 alias information when not optimizing.
15114 2009-07-14 Richard Guenther <rguenther@suse.de>
15115 Andrey Belevantsev <abel@ispras.ru>
15117 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
15118 (pt_solution_set): Likewise.
15119 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
15120 * tree-ssa-structalias.c (pt_solution_set): New function.
15121 * final.c (rest_of_clean_state): Free SSA data structures.
15122 * print-rtl.c (print_decl_name): Remove.
15123 (print_mem_expr): Implement in terms of print_generic_expr.
15124 * alias.c (ao_ref_from_mem): New function.
15125 (rtx_refs_may_alias_p): Likewise.
15126 (true_dependence): Query alias-export info.
15127 (canon_true_dependence): Likewise.
15128 (write_dependence_p): Likewise.
15129 * tree-dfa.c (get_ref_base_and_extent): For void types leave
15131 * emit-rtl.c (component_ref_for_mem_expr): Remove.
15132 (mem_expr_equal_p): Use operand_equal_p.
15133 (set_mem_attributes_minus_bitpos): Do not use
15134 component_ref_for_mem_expr.
15135 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
15136 (update_alias_info_with_stack_vars): Likewise.
15137 (partition_stack_vars): Call update_alias_info_with_stack_vars.
15138 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
15139 explicitly nor clear stmt operands.
15140 Free the decl-to-pointer map.
15141 * tree-optimize.c (execute_free_datastructures): Do not free
15142 SSA data structures here.
15143 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
15144 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
15145 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
15147 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
15149 2009-07-13 DJ Delorie <dj@redhat.com>
15151 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
15152 unrolling at the right iteration count.
15154 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
15157 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
15159 * haifa-sched.c (rank_for_schedule): Introduced flags to
15160 enable/disable individual scheduling heuristics.
15161 * common.opt: Introduced flags to enable/disable individual
15162 heuristics in the scheduler.
15163 * doc/invoke.texi: Introduced flags to enable/disable individual
15164 heuristics in the scheduler.
15166 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
15168 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
15169 config/i386/mingw-tls.c.
15170 * config/i386/mingw-tls.c: Removed.
15172 2009-07-13 Ira Rosen <irar@il.ibm.com>
15174 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
15175 checks access only relevant statements.
15176 (vectorizable_reduction): Likewise.
15178 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
15180 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
15181 just for 32-bit case.
15183 2009-07-12 Jan Hubicka <jh@suse.cz>
15185 PR tree-optimization/40585
15186 * except.c (expand_resx_expr): When there already is resume
15187 instruction, produce linked list.
15188 (build_post_landing_pads): Assert that resume is empty.
15189 (connect_post_landing_pads): Handle resume lists.
15190 (dump_eh_tree): Dump resume list.
15192 2009-07-12 Ira Rosen <irar@il.ibm.com>
15194 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
15195 with additional argument.
15196 * tree-vectorizer.h (enum vect_def_type): Add
15197 vect_double_reduction_def.
15198 (vect_is_simple_reduction): Add argument.
15199 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
15201 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
15202 vect_is_simple_reduction with additional argument.
15203 (vect_analyze_loop_operations): Handle exit phi nodes in case of
15205 (reduction_code_for_scalar_code): Handle additional codes by
15206 returning ERROR_MARK for them. Fix comment and indentation.
15207 (vect_is_simple_reduction): Fix comment, add argument to specify
15208 double reduction. Detect double reduction.
15209 (get_initial_def_for_induction): Fix indentation.
15210 (get_initial_def_for_reduction): Fix comment and indentation.
15211 Handle double reduction. Create initial definitions that do not
15212 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
15213 (vect_create_epilog_for_reduction): Fix comment, add argument to
15214 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
15215 epilogue result extraction. Create double reduction phi node and
15216 replace relevant uses.
15217 (vectorizable_reduction): Call vect_is_simple_reduction with
15218 additional argument. Fix indentation. Update epilogue code treatment
15219 according to the changes in reduction_code_for_scalar_code. Check
15220 for double reduction. Call vect_create_epilog_for_reduction with
15221 additional argument.
15222 * tree-vect-stmts.c (process_use): Handle double reduction, update
15224 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
15225 (vect_get_vec_def_for_operand): Likewise.
15227 2009-07-12 Danny Smith <dansmister@gmail.com>
15229 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
15230 dllexport if !TREE_PUBLIC.
15231 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
15233 2009-07-11 Anatoly Sokolov <aesok@post.ru>
15235 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
15236 (avr_extra_arch_macro) Remove declatation.
15237 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
15238 (avr_extra_arch_macro) Declare as static.
15239 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
15241 2009-07-11 Jan Hubicka <jh@suse.cz>
15243 PR middle-end/48388
15244 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
15246 2009-07-11 Jakub Jelinek <jakub@redhat.com>
15249 * dwarf2out.c (dw_fde_struct): Add in_std_section and
15250 cold_in_std_section bits.
15251 (dwarf2out_begin_prologue): Initialize them.
15252 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
15253 if already covered by text_section or cold_text_section range.
15255 PR rtl-optimization/40667
15256 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
15257 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
15258 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
15259 * config/i386/i386.c (ix86_minimum_alignment): New function.
15260 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
15261 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
15262 * emit-rtl.c (gen_reg_rtx): Likewise.
15263 * function.c (assign_parms): Likewise. If nominal_type needs
15264 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
15265 rather than passed_type's alignment.
15268 * function.c (assign_parm_setup_stack): Adjust
15269 MEM_OFFSET (data->stack_parm) if promoted_mode is different
15270 from nominal_mode on big endian.
15272 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
15274 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
15276 2009-07-10 DJ Delorie <dj@redhat.com>
15278 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
15280 2009-07-10 Mark Mitchell <mark@codesourcery.com>
15282 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
15284 (thumb2_cbnz): Likewise.
15286 2009-07-10 David Daney <ddaney@caviumnetworks.com>
15289 * config.gcc (supported_defaults): Add synci.
15290 (with_synci): Add validation.
15291 (all_defaults): Add synci.
15292 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
15295 * config/mips/mips.opt (msynci): New option.
15296 * config/mips/mips.c (mips_override_options): Warn on use of
15297 -msynci for targets that do now support it.
15298 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
15300 * gcc/doc/invoke.texi (-msynci): Document the new option.
15301 * doc/install.texi (--with-synci): Document the new option.
15303 2009-07-10 Richard Guenther <rguenther@suse.de>
15305 PR tree-optimization/40496
15306 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
15307 the PHI result with a compatible type.
15309 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
15313 * c.opt (Wunused-result): New.
15314 * doc/invoke.texi: Document it.
15315 * c-common.c (c_warn_unused_result): Use it.
15317 2009-07-09 DJ Delorie <dj@redhat.com>
15319 * targhooks.c (default_target_can_inline_p): Rename from
15320 default_target_option_can_inline_p.
15321 * targhooks.h (default_target_can_inline_p): Likewise.
15322 * target-def.h (TARGET_CAN_INLINE_P): Rename from
15323 TARGET_OPTION_CAN_INLINE_P.
15324 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
15325 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
15326 (mep_target_can_inline_p): Rename from
15327 mep_target_option_can_inline_p.
15330 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
15331 registers used to pass vectors.
15333 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
15335 2009-07-09 Tom Tromey <tromey@redhat.com>
15337 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
15338 * config/mmix/mmix.c: Include dwarf2.h.
15339 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
15340 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
15341 * config/sh/sh.c: Include dwarf2.h.
15342 * config/i386/i386.c: Include dwarf2.h.
15343 * Makefile.in (DWARF2_H): Remove 'elf'.
15344 * except.c: Include dwarf2.h.
15345 * unwind-dw2.c: Include dwarf2.h.
15346 * dwarf2out.c: Include dwarf2.h.
15347 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
15348 * unwind-dw2-fde.c: Include dwarf2.h.
15349 * dwarf2asm.c: Include dwarf2.h.
15351 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
15353 * haifa-sched.c (insn_finishes_cycle_p): New static function.
15354 (max_issue): Use it.
15355 * sched-int.h (struct sched_info: insn_finishes_block_p): New
15357 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
15358 (region_sched_info): Update.
15359 * sched-ebb.c (ebb_sched_info): Update.
15360 * modulo-sched.c (sms_sched_info): Update.
15361 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
15363 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
15365 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
15367 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
15369 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
15371 2009-07-09 Jakub Jelinek <jakub@redhat.com>
15373 PR middle-end/40692
15374 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
15375 arg1 with arg01 if arg1 is already INTEGER_CST.
15377 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
15379 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
15380 Transform (and (truncate)) into (truncate (and)).
15382 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
15384 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
15385 creating LHS paradoxical subregs. Fix surrounding returns to
15386 use NULL_RTX rather than 0.
15388 2009-07-08 DJ Delorie <dj@redhat.com>
15390 * config/mep/mep.c (mep_option_can_inline_p): New.
15391 (TARGET_OPTION_CAN_INLINE_P): Define.
15393 2009-07-08 Mark Wielaard <mjw@redhat.com>
15396 * dwarf2out.c (add_data_member_location_attribute): When we have
15397 only a constant offset don't emit a new location description using
15398 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
15401 2009-07-08 Richard Henderson <rth@redhat.com>
15404 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
15405 (enum reg_class): Add CLOBBERED_REGS.
15406 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
15407 * config/i386/i386.c (ix86_conditional_register_usage): Moved
15408 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
15409 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
15410 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
15411 force 64-bit sibcalls into R11.
15412 * config/i386/constraints.md (U): New constraint.
15413 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
15414 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
15415 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
15417 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
15419 * basic-block.h (dump_regset, debug_regset): Remove duplicate
15421 * c-objc-common.h (c_initialize_diagnostics): Ditto.
15422 * ebitmap.h (dump_ebitmap): Ditto.
15423 * optabs.h (optab_libfunc): Ditto.
15424 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
15425 * tree-flow.h (vect_can_force_dr_alignment_p,
15426 get_vectype_for_scalar_type): Ditto.
15427 (vectorize_loops): Move prototype to ...
15428 * tree-vectorizer.h: ... here. Also, adjust comment.
15429 (vect_set_verbosity_level): Remove duplicate prototype.
15430 * tree-ssa-loop.c: Include tree-vectorizer.h.
15431 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
15433 2009-07-08 Nick Clifton <nickc@redhat.com>
15435 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
15438 2009-07-08 DJ Delorie <dj@redhat.com>
15440 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
15441 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
15442 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
15444 * config/mep/intrinsics.md: Regenerated.
15445 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
15446 registers when asm() or calls are detected.
15448 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
15451 * gimplify.c (gimplify_expr): Propagate no_warning flag when
15453 * gimple (gimple_build_call_from_tree): Likewise.
15454 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
15455 no_warning flag before warning.
15457 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
15459 * tree.c (set_expr_locus): Remove.
15460 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
15461 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
15463 * gimplify.c (internal_get_tmp_var): Likewise.
15464 (gimplify_call_expr): Likewise.
15465 (gimplify_one_sizepos): Likewise.
15467 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
15470 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
15471 to variables for debugging purposes.
15473 2009-06-23 Mark Loeser <mark@halcy0n.com>
15476 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
15478 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
15480 * pretty-print.c (pp_base_format): Remove %J.
15481 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
15482 gcc_cxxdiag_char_table): Likewise.
15483 (init_dynamic_diag_info): Likewise.
15485 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
15487 * pretty-print.c (pp_base_format): Remove %H.
15488 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
15489 gcc_cxxdiag_char_table): Likewise.
15490 (init_dynamic_diag_info): Likewise.
15491 * config/mep/mep.c (mep_select_section): Likewise.
15493 2009-07-07 Duncan Sands <baldrick@free.fr>
15495 * final.c (pass_clean_state): Give the pass a name.
15496 * passes.c (pass_rest_of_compilation): Likewise.
15497 * tree-optimize.c (pass_all_optimizations): Likewise.
15499 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
15501 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
15502 an extra 'decl' for error_at.
15504 2009-07-07 Jakub Jelinek <jakub@redhat.com>
15506 PR middle-end/40669
15507 * tree-tailcall.c (adjust_return_value_with_ops,
15508 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
15509 if it has complex or vector type.
15511 2009-07-07 Olivier Hainque <hainque@adacore.com>
15513 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
15516 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
15518 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
15520 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
15522 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
15523 * c-decl.c: Likewise.
15524 * function.c: Likewise.
15525 * varasm.c: Likewise.
15526 * tree-ssa.c: Likewise.
15527 * c-common.c: Likewise.
15528 * tree-cfg.c: Likewise.
15529 * config/spu/spu.c: Likewise.
15530 * config/ia64/ia64.c: Likewise.
15531 * config/v850/v850.c: Likewise.
15533 2009-07-06 DJ Delorie <dj@redhat.com>
15535 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
15536 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
15537 unspecified accesses to control registers.
15538 * config/mep/intrinsics.md: Regenerate.
15539 * config/mep/intrinsics.h: Regenerate.
15540 * config/mep/mep-intrin.h: Regenerate.
15542 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
15544 * c-lex.c: Replace %H by an explicit location. Update all calls.
15545 * c-common.c: Likewise.
15546 * c-decl.c: Likewise.
15547 * c-typeck.c: Likewise.
15548 * fold-const.c: Likewise.
15549 * gimplify.c: Likewise.
15550 * stmt.c: Likewise.
15551 * tree-cfg.c: Likewise.
15552 * tree-ssa-loop-niter.c: Likewise.
15553 * tree-vrp.c: Likewise.
15554 * value-prof.c: Likewise.
15556 2009-07-06 Diego Novillo <dnovillo@google.com>
15558 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
15559 if it has one. Handle cases where VAR does not have an
15560 annotation or cfun is NULL.
15562 2009-07-06 Diego Novillo <dnovillo@google.com>
15564 * tree.c: Include debug.h.
15565 (initialize_tree_contains_struct): New.
15566 (init_ttree): Call it.
15567 (tree_node_structure_for_code): Factor out of ...
15568 (tree_node_structure): ... here.
15569 * treestruct.def (TS_PHI_NODE): Remove.
15570 (TS_GIMPLE_STATEMENT): Remove.
15572 2009-07-06 Diego Novillo <dnovillo@google.com>
15574 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
15575 (debug_tree_chain): Handle cycles.
15577 2009-07-06 Nick Clifton <nickc@redhat.com>
15578 DJ Delorie <dj@redhat.com>
15580 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
15581 __FMOVD_ENABLED__ is defined.
15583 (TARGET_FMOVD): Provide a default definition.
15584 (MASK_FMOVD): Likewise.
15585 (TARGET_CPU_CPP_BUILTINS): Define
15586 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
15587 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
15588 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
15589 (split for DF load from memory into register): Also handle
15590 MEMs which consist of REG+DISP addressing.
15591 (split for DF store from register to memory): Likewise.
15592 (movsf_ie): Always use single fp_mode.
15593 * config/sh/sh.c (sh_override_options): Do not automatically
15594 enable TARGET_MOVD for the SH2A when supporting doubles - leave
15595 that to the -mfmovd command line switch.
15596 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
15597 (fldi_ok): Always allow.
15598 * config/sh/sh.opt (mfmovd): Remove this switch.
15599 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
15601 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
15602 Kaz Kojima <kkojima@gcc.gnu.org>
15604 PR rtl-optimization/30807
15605 * postreload.c (reload_combine): For every new use of REG_SUM,
15606 record the use of BASE.
15608 2009-07-06 Jan Hubicka <jh@suse.cz>
15610 * params.def: Revert my accidental commit at 2009-06-30.
15612 2009-07-04 Ian Lance Taylor <iant@google.com>
15615 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
15617 (mingw_format_attribute_overrides): Likewise.
15619 2009-07-04 Jakub Jelinek <jakub@redhat.com>
15622 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
15623 don't check cfa.reg. Instead of cfa.indirect use
15624 fde && fde->drap_reg != INVALID_REGNUM test.
15626 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
15628 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
15630 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
15633 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
15635 2009-07-03 Richard Guenther <rguenther@suse.de>
15637 PR tree-optimization/40640
15638 * tree-switch-conversion.c (build_arrays): Perform arithmetic
15641 2009-07-03 Jan Hubicka <jh@suse.cz>
15643 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
15644 for size, reduce amount of inlining.
15646 2009-07-03 Richard Guenther <rguenther@suse.de>
15648 PR middle-end/34163
15649 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
15650 if t +- x is known to not overflow and the conversion widens the
15652 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
15654 2009-07-03 Jan Hubicka <jh@suse.cz>
15656 * ipa-pure-const.c (analyze): Update loop optimizer init.
15657 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
15658 try_remove_empty_loop, remove_empty_loops): Remove.
15659 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
15660 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
15661 to mark regular loops as neccesary.
15662 (degenerate_phi_p): New function.
15663 (propagate_necessity, remove_dead_phis): Use it.
15664 (forward_edge_to_pdom): Likewise.
15665 (eliminate_unnecessary_stmts): Take care to remove uses of results of
15666 virtual PHI nodes that became unreachable.
15667 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
15668 * tree-flow.h (remove_empty_loops): Remove.
15669 * passes.c (init_optimization_passes): Remove.
15671 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
15673 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
15674 can_create_pseudo_p.
15675 (*fix_trunc<mode>_i387_1): Ditto.
15676 (*floathi<mode>2_1): Ditto.
15677 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
15678 (*fistdi2_1): Ditto.
15679 (*fist<mode>2_1): Ditto.
15680 (frndintxf2_floor): Ditto.
15681 (*fist<mode>2_floor_1): Ditto.
15682 (frndintxf2_ceil): Ditto.
15683 (*fist<mode>2_ceil_1): Ditto.
15684 (frndintxf2_trunc): Ditto.
15685 (frndintxf2_mask_pm): Ditto.
15686 (fxam<mode>2_i387_with_temp): Ditto.
15687 * config/i386/sse.md (mulv16qi3): Ditto.
15688 (*sse2_mulv4si3): Ditto.
15690 (sse4_2_pcmpestr): Ditto.
15691 (sse4_2_pcmpistr): Ditto.
15693 2009-07-03 Jan Hubicka <jh@suse.cz>
15695 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
15696 (mark_stmt_necessary): Set it.
15697 (mark_operand_necessary): Set it.
15698 (mark_control_dependent_edges_necessary): Set it.
15699 (mark_virtual_phi_result_for_renaming): New function.
15700 (get_live_post_dom): New function.
15701 (forward_edge_to_pdom): New function.
15702 (remove_dead_stmt): Fix handling of control dependences.
15703 (tree_dce_init): Init new bitmap.
15704 (tree_dce_done): Free it.
15706 2009-07-02 Richard Guenther <rguenther@suse.de>
15709 * tree-ssa-structalias.c (new_var_info): Initialize
15712 2009-07-02 Jan Hubicka <jh@suse.cz>
15714 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
15717 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
15719 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
15720 instead of recomputing it. Adjust calls.
15721 (emit_store_flag): Adjust recursive calls.
15723 2009-07-02 Richard Guenther <rguenther@suse.de>
15725 * tree-ssa-live.c (remove_unused_locals): Do not remove
15727 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
15728 of DECL_EXTERNAL for HEAP variables.
15729 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
15730 HEAP variables. Do not adjust RESTRICT vars.
15731 (find_what_var_points_to): Nobody cares if something
15732 points to READONLY.
15734 2009-07-02 Ben Elliston <bje@au.ibm.com>
15736 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
15737 pc_low and pc_high declarations to the top of the function.
15739 2009-07-01 DJ Delorie <dj@redhat.com>
15741 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
15742 registers as fixed.
15743 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
15744 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
15745 unspecified accesses to control registers.
15746 * config/mep/intrinsics.md: Regenerate.
15747 * config/mep/intrinsics.h: Regenerate.
15748 * config/mep/mep-intrin.h: Regenerate.
15750 2009-07-01 Anthony Green <green@moxielogic.com>
15752 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
15753 instruction when possible.
15754 (moxie_expand_prologue): Ditto. Also, save an instruction and
15755 some complexity by popping off of $r12 instead of $sp.
15756 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
15759 2009-07-01 Richard Henderson <rth@redhat.com>
15762 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
15763 contained no insns, reposition note before last insn.
15765 2009-07-01 Richard Henderson <rth@redhat.com>
15768 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
15769 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
15771 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
15774 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
15775 darwin9 for printing reg addresses with %y.
15777 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
15779 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
15780 truncation from operands in binary operations.
15782 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
15785 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
15786 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
15787 subreg of op0 to the original op0.
15789 * expmed.c (store_bit_field_1): Use a temporary as the destination
15790 instead of a paradoxical subreg when we need to truncate the result.
15792 2009-07-01 DJ Delorie <dj@redhat.com>
15794 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
15795 names to VLIW variants.
15796 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
15797 * config/mep/intrinsics.md: Regenerate.
15798 * config/mep/intrinsics.h: Regenerate.
15799 * config/mep/mep-intrin.h: Regenerate.
15801 2009-07-01 Jakub Jelinek <jakub@redhat.com>
15804 * jump.c (returnjump_p): Revert last patch.
15805 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
15807 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15810 * pa.md (casesi32p): Use jump table label to determine the offset
15812 (casesi64p): Likewise.
15814 * pa.c (forward_branch_p): Return bool type. Use instruction
15815 addresses when available. Assert that INSN has a jump label.
15816 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
15819 2009-07-01 Richard Guenther <rguenther@suse.de>
15821 PR tree-optimization/19831
15822 * tree-ssa-dce.c (propagate_necessity): Calls to functions
15823 that only act as barriers do not make any previous stores necessary.
15824 * tree-ssa-structalias.c (handle_lhs_call): Delay making
15825 HEAP variables global, do not add a constraint from nonlocal.
15826 (find_func_aliases): Handle escapes through return statements.
15827 (compute_points_to_sets): Make escaped HEAP variables global.
15829 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
15832 * expmed.c (emit_store_flag): Perform a conversion if necessary,
15833 after reducing a DImode cstore to SImode.
15835 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
15837 * expr.c (expand_expr_real_1): Reinstate fallthrough to
15838 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
15840 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
15842 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
15843 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
15845 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
15846 and umod_optab if TARGET_BSD_DIVMOD.
15847 * config/vax/lib1funcs.asm: New file.
15848 * config/vax/t-linux: New file.
15849 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
15851 2009-06-30 Jakub Jelinek <jakub@redhat.com>
15854 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
15855 to type arguments that have void type.
15858 * dwarf2out.c (gen_formal_parameter_die): Call
15859 equate_decl_number_to_die if node is different from origin.
15861 2009-06-30 Anthony Green <green@moxielogic.com>
15863 Clean up moxie port for --enable-build-with-cxx.
15864 * config/moxie/moxie.c (moxie_function_value): First two
15865 parameters are const_tree, not tree.
15866 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
15867 (REG_CLASS_NAMES): Ditto.
15868 (REGNO_REG_CLASS): Ditto.
15869 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
15870 (moxie_function_value): Fix constyness of arguments.
15872 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
15874 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
15875 finalize_size_functions before further processing.
15876 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
15877 (variable_size): Call self_referential_size on size expressions
15878 that contain a PLACEHOLDER_EXPR.
15879 (size_functions): New static variable.
15880 (copy_self_referential_tree_r): New static function.
15881 (self_referential_size): Likewise.
15882 (finalize_size_functions): New global function.
15883 * tree.c: Include tree-inline.h.
15884 (push_without_duplicates): New static function.
15885 (find_placeholder_in_expr): New global function.
15886 (substitute_in_expr) <tcc_declaration>: Return the replacement object
15888 <tcc_expression>: Likewise.
15889 <tcc_vl_exp>: If the replacement object is a constant, try to inline
15890 the call in the expression.
15891 * tree.h (finalize_size_functions): Declare.
15892 (find_placeholder_in_expr): Likewise.
15893 (FIND_PLACEHOLDER_IN_EXPR): New macro.
15894 (substitute_placeholder_in_expr): Update comment.
15895 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
15897 (copy_tree_body_r): Likewise.
15898 (copy_tree_body): New static function.
15899 (maybe_inline_call_in_expr): New global function.
15900 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
15901 (maybe_inline_call_in_expr): Declare.
15902 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
15903 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
15906 2009-06-30 Richard Guenther <rguenther@suse.de>
15908 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
15910 (propagate_necessity): Do not mark reaching defs of stores
15913 2009-06-30 Jan Hubicka <jh@suse.cz>
15915 * cfgloopanal.c (check_irred): Move into ...
15916 (mark_irreducible_loops): ... here; return true if ireducible
15918 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
15919 (analyze_function): Try to prove loop finiteness.
15920 * cfgloop.h (mark_irreducible_loops): Update prototype.
15921 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
15923 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
15925 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
15927 2009-06-30 Ira Rosen <irar@il.ibm.com>
15929 PR tree-optimization/40542
15930 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
15933 2009-06-30 Martin Jambor <mjambor@suse.cz>
15935 PR tree-optimization/40582
15936 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
15937 than useless_type_conversion_p.
15938 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
15941 2009-06-30 Martin Jambor <mjambor@suse.cz>
15943 PR middle-end/40554
15944 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
15946 2009-06-30 Richard Guenther <rguenther@suse.de>
15948 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
15949 use ao_ref references.
15950 (walk_aliased_vdefs): Likewise.
15951 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
15952 * tree-ssa-dce.c (struct ref_data): Remove.
15953 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
15954 (mark_aliased_reaching_defs_necessary): Adjust.
15955 (mark_all_reaching_defs_necessary_1): Likewise.
15957 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
15960 * expmed.c (emit_cstore): New name of emit_store_flag_1.
15961 (emit_store_flag_1): Extract from emit_store_flag, adjust
15962 calls to (what now is) emit_cstore.
15963 (emit_store_flag): Call emit_store_flag_1 and also use it
15964 for what used to be recursive calls.
15966 2009-06-30 Wei Guozhi <carrot@google.com>
15969 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
15970 if the target bb post dominates from bb.
15971 * config/i386/i386.c (memory_address_length): Check existence of base
15972 register before using it.
15974 2009-06-30 Nick Clifton <nickc@redhat.com>
15975 DJ Delorie <dj@redhat.com>
15977 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
15978 __FMOVD_ENABLED__ is defined.
15980 (TARGET_FMOVD): Provide a default definition.
15981 (MASK_FMOVD): Likewise.
15982 (TARGET_CPU_CPP_BUILTINS): Define
15983 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
15984 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
15985 two fmov instructions depending upon whether TARGET_FMOVD is
15987 (split for DF load from memory into register): Also handle
15988 MEMs which consist of REG+DISP addressing.
15989 (split for DF store from register to memory): Likewise.
15990 * config/sh/sh.opt (mfmovd): Remove this switch.
15991 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
15992 * config/sh/sh.c (sh_override_options): Do not automatically
15993 enable TARGET_MOVD for the SH2A when supporting doubles - leave
15994 that to the -mfmovd command line switch.
15996 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
15998 (fldi_ok): Always allow.
15999 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
16001 2009-06-29 DJ Delorie <dj@redhat.com>
16003 * doc/install.texi (mep-x-elf): Correct chip's full name.
16005 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
16007 * doc/extend.texi: Fix typo.
16009 2009-06-29 Tom Tromey <tromey@redhat.com>
16011 * dwarf2.h: Remove.
16012 * Makefile.in (DWARF2_H): New variable.
16013 (except.o): Use it.
16014 (dwarf2out.o): Likewise.
16015 (dwarf2asm.o): Likewise.
16016 * config/i386/t-i386: Use DWARF2_H.
16017 * except.c: Include elf/dwarf2.h.
16018 * unwind-dw2.c: Include elf/dwarf2.h.
16019 * dwarf2out.c: Include elf/dwarf2.h.
16020 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
16021 <dtprel>: New field.
16022 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
16023 (size_of_loc_descr): Likewise.
16024 (output_loc_operands_raw): Likewise.
16025 (output_loc_operands): Handle new dtprel field.
16026 (loc_checksum): Update.
16027 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
16028 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
16029 * unwind-dw2-fde.c: Include elf/dwarf2.h.
16030 * dwarf2asm.c: Include elf/dwarf2.h.
16031 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
16032 * config/mmix/mmix.c: Include elf/dwarf2.h.
16033 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
16034 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
16035 * config/sh/sh.c: Include elf/dwarf2.h.
16036 * config/i386/i386.c: Include elf/dwarf2.h.
16038 2009-06-29 DJ Delorie <dj@redhat.com>
16040 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
16042 * doc/extend.texi: Add MeP attributes and pragmas.
16043 * doc/invoke.text: Add MeP Options.
16044 * doc/contrib.texi: Add MeP contribution.
16045 * doc/md.texi: Add MeP constraints.
16046 * doc/install.texi: Add MeP target.
16048 2009-06-30 Anatoly Sokolov <aesok@post.ru>
16050 * target.h (struct gcc_target): Add frame_pointer_required field.
16051 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
16052 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
16053 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
16055 * reload1.c (update_eliminables): (Ditto.).
16056 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
16057 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
16058 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
16060 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
16062 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
16063 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
16064 (arm_frame_pointer_required): New function.
16066 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
16067 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16068 (avr_frame_pointer_required_p): Declare as static.
16069 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
16071 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
16072 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
16073 (bfin_frame_pointer_required): Make as static, change return type
16075 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
16077 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
16078 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16079 (cris_frame_pointer_required): New function.
16081 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
16083 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
16084 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16085 (fr30_frame_pointer_required): New function.
16087 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
16088 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
16089 (frv_frame_pointer_required): Make as static, change return type
16091 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
16093 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
16094 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16095 (ix86_frame_pointer_required): Make as static, change return type to
16097 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
16099 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
16100 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16102 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
16104 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
16106 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
16108 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
16109 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16110 (mips_frame_pointer_required): Make as static.
16111 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
16113 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
16114 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16115 (mmix_frame_pointer_required): Mew function.
16117 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
16118 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16120 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
16122 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
16124 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
16126 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
16127 (CAN_ELIMINATE): Redefine.
16128 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16129 (sparc_frame_pointer_required): New function.
16130 (sparc_can_eliminate): New function.
16131 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
16133 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
16134 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
16136 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
16137 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
16138 (xtensa_frame_pointer_required): Make as static, change return type
16140 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
16143 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
16145 * doc/plugins.texi: Document PLUGIN_START_UNIT.
16146 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
16147 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
16148 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
16149 (register_callback): Handle PLUGIN_START_UNIT.
16150 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
16152 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
16154 * tree.c (process_call_operands): Propagate TREE_READONLY from the
16156 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
16157 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
16159 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
16161 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
16164 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
16166 * doc/extend.texi (Additional Floating Types): __float128 is also
16167 supported on i386 targets.
16169 2009-06-29 Richard Guenther <rguenther@suse.de>
16171 PR middle-end/14187
16172 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
16174 (pt_solutions_same_restrict_base): Declare.
16175 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
16177 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
16178 (make_constraint_from, make_copy_constraint): Move earlier.
16179 (make_constraint_from_heapvar): New function.
16180 (make_constraint_from_restrict): Likewise.
16181 (handle_lhs_call): Use it.
16182 (find_func_aliases): Use it to track conversions to restrict
16183 qualified pointers.
16184 (struct fieldoff): Add only_restrict_pointers flag.
16185 (push_fields_onto_fieldstack): Initialize it.
16186 (create_variable_info_for): Track global restrict qualified pointers.
16187 (intra_create_variable_infos): Use make_constraint_from_heapvar.
16188 Track restrict qualified pointer arguments.
16189 (set_uids_in_ptset): Use varinfo is_global_var flag.
16190 (find_what_var_points_to): Set the vars_contains_restrict flag.
16191 Always create the points-to solution for sets including restrict tags.
16192 (pt_solutions_same_restrict_base): New function.
16193 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
16194 qualified pointers use pt_solutions_same_restrict_base as
16195 additional source for disambiguation.
16197 2009-06-29 Richard Guenther <rguenther@suse.de>
16199 PR middle-end/38212
16200 * alias.c (find_base_decl): Remove.
16201 (get_deref_alias_set_1): Remove restrict handling.
16202 * c-common.c (c_apply_type_quals_to_decl): Do not set
16203 DECL_POINTER_ALIAS_SET.
16204 * gimplify.c (find_single_pointer_decl_1): Remove.
16205 (find_single_pointer_decl): Likewise.
16206 (internal_get_tmp_var): Remove restrict handling.
16207 (gimple_regimplify_operands): Likewise.
16208 * omp-low.c (expand_omp_atomic_pipeline): Do not set
16209 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
16210 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
16211 * tree.c (restrict_base_for_decl): Remove.
16212 (init_ttree): Do not allocate it.
16213 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
16214 LABEL_DECL_UID for label decls.
16215 (copy_node_stat): Do not copy restrict information.
16216 (decl_restrict_base_lookup): Remove.
16217 (decl_restrict_base_insert): Likewise.
16218 (print_restrict_base_statistics): Likewise.
16219 (dump_tree_statistics): Do not call print_restrict_base_statistics.
16220 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
16221 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
16222 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
16223 (LABEL_DECL_UID): Adjust.
16224 (DECL_BASED_ON_RESTRICT_P): Remove.
16225 (DECL_GET_RESTRICT_BASE): Likewise.
16226 (SET_DECL_RESTRICT_BASE): Likewise.
16227 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
16229 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
16230 instead of DECL_POINTER_ALIAS_SET.
16231 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
16232 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
16233 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
16235 2009-06-29 Richard Guenther <rguenther@suse.de>
16237 PR tree-optimization/40579
16238 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
16239 the IL to simplify has constants that overflowed.
16241 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
16243 PR tree-optimization/40550
16244 * tree-vect-generic.c (expand_vector_operations_1): Compute in
16245 vector_compute_type only when the size of vector_compute_type is
16246 less than the size of type.
16248 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
16250 * fold-const.c (contains_label_1): Fix comments.
16251 (contains_label_p): Do not walk trees multiple time.
16253 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
16255 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
16256 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
16257 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
16258 ix86_fp_comparison_operator.
16259 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
16260 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
16261 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
16262 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
16263 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
16264 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
16265 (related splits): Change predicate to ix86_fp_comparison_operator.
16266 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
16267 instead of ix86_fp_comparison_codes.
16268 (ix86_trivial_fp_comparison_operator,
16269 ix86_fp_comparison_operator): New.
16270 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
16271 (ix86_expand_compare): Eliminate last two parameters.
16272 (ix86_fp_jump_nontrivial_p): Kill.
16273 * config/i386/i386.c (put_condition_code): Eliminate call to
16274 ix86_fp_comparison_codes and subsequent assertion.
16275 (ix86_fp_comparison_codes): Eliminate.
16276 (ix86_fp_swap_condition): New.
16277 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
16278 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
16279 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
16280 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
16281 and ix86_fp_swap_condition.
16282 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
16283 Use ix86_fp_comparison_strategy.
16284 (ix86_expand_compare): Likewise. Eliminate last two arguments.
16285 (ix86_fp_jump_nontrivial_p): Eliminate.
16286 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
16287 call to ix86_expand_compare.
16288 (ix86_split_fp_branch, ix86_expand_setcc,
16289 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
16290 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
16292 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
16294 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
16295 related to jump_clobbers.
16296 * config/arm/arm.md (conds): Remove jump_clob case.
16297 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
16298 splits): Change comparison_operator to arm_comparison_operator.
16299 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
16302 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
16304 * dojump.c (do_compare_rtx_and_jump): Try swapping the
16305 condition for floating point modes.
16306 * expmed.c (emit_store_flag_1): Move here a bigger part
16307 of emit_store_flag.
16308 (emit_store_flag): Try swapping the condition for floating point
16310 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
16312 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
16314 * expr.c (expand_expr_real_1): Just use do_store_flag.
16315 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
16316 emit_store_flag_force.
16317 * expmed.c (emit_store_flag_force): Copy here trick
16318 previously in expand_expr_real_1. Try reversing the comparison.
16319 (emit_store_flag_1): Work if target is NULL.
16320 (emit_store_flag): Work if target is NULL, using the result mode
16321 from the comparison. Use split_comparison, restructure final part
16322 to simplify conditionals.
16324 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
16326 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
16327 * dojump.c (do_jump): Change handling of floating-point
16328 ops to use just do_compare_and_jump.
16329 (split_comparison): New.
16330 (do_compare_rtx_and_jump): Add here logic coming previously
16331 in do_jump, using split_comparison.
16333 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
16336 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
16338 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
16340 * tree-ssa-alias.c: Fix unintentional commit.
16342 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
16344 * passes.c (execute_one_pass): Fix unintentional commit.
16346 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
16348 * df-problems.c (df_set_seen, df_unset_seen): Delete.
16349 (df_rd_local_compute, df_md_local_compute): Inline them.
16351 (df_md_scratch): New.
16352 (df_md_alloc, df_md_free): Allocate/free it.
16353 (df_md_local_compute): Only include live registers in init.
16354 (df_md_transfer_function): Prune the in-set computed by
16355 the confluence function, and the gen-set too.
16357 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
16359 PR rtl-optimization/26854
16360 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
16361 * df-problems.c (df_rd_add_problem): Fix comment.
16362 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
16363 df_md_simulate_artificial_defs_at_top,
16364 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
16365 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
16366 df_md_transfer_function, df_md_init, df_md_confluence_0,
16367 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
16368 problem_MD, df_md_add_problem): New.
16369 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
16370 df_md_get_bb_info): New.
16371 (DF_LAST_PROBLEM_PLUS1): Adjust.
16373 * Makefile.in (fwprop.o): Include domwalk.h.
16374 * fwprop.c: Include domwalk.h.
16375 (reg_defs, reg_defs_stack): New.
16376 (bitmap_only_bit_between): Remove.
16377 (process_defs): New.
16378 (process_uses): Use reg_defs and local_md instead of
16379 bitmap_only_bit_between and local_rd.
16380 (single_def_use_enter_block): New, from build_single_def_use_links.
16381 (single_def_use_leave_block): New.
16382 (build_single_def_use_links): Remove code moved to
16383 single_def_use_enter_block, invoke domwalk.
16384 (use_killed_between): Adjust comment.
16386 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
16388 * bitmap.h (bitmap_ior_and_into): New.
16389 * bitmap.c (bitmap_ior_and_into): New.
16391 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
16393 * domwalk.h (struct dom_walk_data): Remove all callbacks except
16394 before_dom_children_before_stmts and after_dom_children_after_stmts.
16395 Rename the two remaining callbacks to just before_dom_children and
16396 after_dom_children. Remove other GIMPLE statement walking bits.
16397 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
16398 * graphite.c: Do not include domwalk.h.
16399 * tree-into-ssa.c (interesting_blocks): New global.
16400 (struct mark_def_sites_global_data): Remove it and names_to_rename.
16401 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
16402 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
16403 now that they're not domwalk callbacks.
16404 (rewrite_initialize_block): Rename to...
16405 (rewrite_enter_block): ... this, place after called functions. Test
16406 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
16407 (rewrite_finalize_block): Rename to...
16408 (rewrite_leave_block): ... this, place after called functions.
16409 (rewrite_update_init_block): Rename to...
16410 (rewrite_update_enter_block): ... this, place after called functions.
16411 Test interesting_blocks, call rewrite_update_stmt and
16412 rewrite_update_phi_arguments.
16413 (rewrite_update_fini_block): Rename to...
16414 (rewrite_leave_block): ... this, place after called functions.
16415 (rewrite_blocks): Remove last argument, simplify initialization of
16417 (mark_def_sites_initialize_block): Rename to...
16418 (mark_def_sites_block): ... this, call mark_def_sites.
16419 (mark_def_sites_blocks): Remove argument, simplify initialization of
16421 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
16422 (update_ssa): Likewise.
16423 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
16425 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
16426 (dom_opt_initialize_block): Rename to...
16427 (dom_opt_enter_block): ... this, place after called functions. Walk
16428 statements here, inline propagate_to_outgoing_edges.
16429 (dom_opt_finalize_block): Rename to...
16430 (dom_opt_leave_block): ... this, place after called functions.
16431 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
16433 (dse_enter_block, dse_record_phi): New.
16434 (dse_record_phis): Delete.
16435 (dse_finalize_block): Rename to...
16436 (dse_leave_block): ... this.
16437 (tree_ssa_dse): Simplify initialization of walk_data.
16438 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
16439 Adjust initialization of walk_data.
16440 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
16441 * tree-ssa-loop-phiopt.c (get_non_trapping):
16442 Adjust initialization of walk_data.
16443 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
16444 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
16445 it's not a domwalk callback.
16446 (uncprop_initialize_block): Rename to...
16447 (dse_enter_block): ... this, call uncprop_into_successor_phis.
16448 (dse_finalize_block): Rename to...
16449 (dse_leave_block): ... this.
16450 (tree_ssa_uncprop): Simplify initialization of walk_data.
16451 * Makefile.in: Adjust dependencies.
16453 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
16455 * arm.md (casesi): Fix test for Thumb1.
16456 (thumb1_casesi_internal_pic): Likewise.
16457 (thumb1_casesi_dispatch): Likewise.
16459 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
16461 * config/arm/arm-cores.def: Added core cortex-m0.
16462 * config/arm/arm-tune.md: Regenerated.
16463 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
16465 2009-06-26 DJ Delorie <dj@redhat.com>
16467 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
16469 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
16470 the scheduler doesn't tag jump insns.
16472 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
16474 * c-decl.c (merge_decls): Re-indent.
16476 2009-06-26 Janis Johnson <janis187@us.ibm.com>
16479 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
16480 Special-case decimal float constants.
16482 2009-06-26 Richard Henderson <rth@redhat.com>
16484 * function.h (struct function): Add cannot_be_copied_reason,
16485 and cannot_be_copied_set.
16486 * tree-inline.c (has_label_address_in_static_1): Rename from
16487 inline_forbidden_p_2; don't set inline_forbidden_reason here.
16488 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
16489 don't set inline_forbidden_reason.
16490 (copy_forbidden): New function, split out of inline_forbidden_p.
16491 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
16492 (inline_forbidden_p): Use copy_forbidden.
16493 (tree_versionable_function_p): Likewise.
16494 (inlinable_function_p): Merge into tree_inlinable_function_p.
16495 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
16496 * ipa-cp.c (ipcp_versionable_function_p): New function.
16497 (ipcp_cloning_candidate_p): Use it.
16498 (ipcp_node_modifiable_p): Likewise.
16500 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
16502 * builtins.c (expand_builtin_alloca): Handle builtin alloca
16503 that is marked not to be inlined. Remove flag_mudflap use.
16504 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
16505 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
16507 2009-06-26 Steve Ellcey <sje@cup.hp.com>
16510 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
16511 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
16513 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
16515 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
16517 (__mingwthr_remove_key_dtor): Likewise.
16519 2009-06-26 Richard Guenther <rguenther@suse.de>
16521 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
16523 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
16525 PR middle-end/40525
16526 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
16527 try the non-cond_exec path also.
16529 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16532 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
16533 (output_cbranch): Use new functions.
16534 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
16537 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
16538 Pat Haugen <pthaugen@us.ibm.com>
16539 Revital Eres <ERES@il.ibm.com>
16541 * config/rs6000/rs6000.c (print_operand): Correct lossage message
16542 for %c error. Add %x support to print VSX registers as a unified
16543 register set, instead of separate float and altivec registers.
16544 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
16545 %y case, and add support for VSX pre-modify addresses.
16546 (output_toc): Add assert for CONST containing an integer constant
16548 (rs6000_adjust_cost): Add POWER7 support.
16549 (insn_must_be_first_in_group): Ditto.
16550 (insn_must_be_last_in_group): Ditto.
16551 (rs6000_emit_popcount): Ditto.
16552 (rs6000_vector_mode_supported_p): Ditto.
16554 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
16555 Change some of the functions called by macros to being called
16556 through a pointer, so debug functions can be inserted if
16557 -mdebug=addr or -mdebug=cost.
16558 (rs6000_preferred_reload_class_ptr): Ditto.
16559 (rs6000_secondary_reload_class_ptr): Ditto.
16560 (rs6000_secondary_memory_needed_ptr): Ditto.
16561 (rs6000_cannot_change_mode_class_ptr): Ditto.
16562 (rs6000_secondary_reload_inner): Ditto.
16563 (rs6000_legitimize_reload_address): Ditto.
16564 (rs6000_legitimize_reload_address_ptr): Ditto.
16565 (rs6000_mode_dependent_address): Ditto.
16566 (rs6000_mode_dependent_address_ptr): Ditto.
16568 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
16569 function to return true if the mode allows reg + integer
16571 (virtual_stack_registers_memory_p): New function to return true if
16572 the address refers to a virtual stack register.
16573 (rs6000_legitimate_offset_address_p): Move code to say whether a
16574 mode supports reg+int addressing to reg_offset_addressing_ok_p and
16576 (rs6000_legitimate_address_p): Add checks for modes that only can
16577 do reg+reg addressing. Start adding VSX support.
16578 (rs6000_legitimize_reload_address): Ditto.
16579 (rs6000_legitimize_address): Ditto.
16580 (rs6000_debug_legitimate_address_p): New debug functions for
16581 -mdebug=addr and -mdebug=cost.
16582 (rs6000_debug_rtx_costs): Ditto.
16583 (rs6000_debug_address_costs): Ditto.
16584 (rs6000_debug_adjust_cost): Ditto.
16585 (rs6000_debug_legitimize_address): Ditto.
16586 (rs6000_legitimize_reload_address_ptr): Point to call normal
16587 function or debug function. Make functions called via pointer
16589 (rs6000_mode_dependent_address_ptr): Ditto.
16590 (rs6000_secondary_reload_class_ptr): Ditto.
16591 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
16592 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
16593 into a friendlier error.
16594 (rs6000_init_builtins): Add initial VSX support.
16595 (rs6000_adjust_cost): Fix some spacing issues.
16597 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
16598 (REG_CLASS_NAMES): Ditto.
16599 (REG_CLASS_CONTENTS): Ditto.
16600 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
16601 pointer, to add -mdebug=addr support.
16602 (CANNOT_CHANGE_MODE_CLASS): Ditto.
16603 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
16604 -mdebug=addr support.
16605 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
16606 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
16607 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
16609 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
16611 (bswapsi*): Set attribute types for load/store. Add combiner
16612 patterns to eliminate zero extend on 64-bit.
16613 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
16614 stdbrx if the hardware supports those instructions.
16616 2009-06-25 Ian Lance Taylor <iant@google.com>
16618 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
16619 (Link Options): Document -static-libstdc++.
16621 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
16624 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
16625 DATA_ALIGNMENT instead.
16627 2009-06-25 Richard Guenther <rguenther@suse.de>
16629 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
16630 indirect references against the callused/escaped solutions.
16631 (call_may_clobber_ref_p_1): Likewise.
16633 2009-06-25 Martin Jambor <mjambor@suse.cz>
16635 PR tree-optimization/40493
16636 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
16637 (enum unscalarized_data_handling): New type.
16638 (handle_unscalarized_data_in_subtree): Return what has been done.
16639 (load_assign_lhs_subreplacements): Handle left flushes differently.
16640 (sra_modify_assign): Use unscalarized_data_handling, simplified
16641 condition determining whether to remove the statement.
16643 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
16645 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
16646 excerpt - @ should be doubled for texinfo.
16648 2009-06-24 Ian Lance Taylor <iant@google.com>
16650 * config/arc/arc.c: Include "df.h".
16651 (arc_attribute_table): Make static. Move higher in file.
16652 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
16653 (output_shift): Initialize n later to avoid warning.
16654 * config/arm/arm.c (arm_attribute_table): Make static. Move
16656 * config/avr/avr.c (avr_attribute_table): Make static. Move
16658 (reg_class_tab): Change array type from int to enum reg_class.
16659 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
16661 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
16662 (lshrhi3_out): Likewise.
16663 (class_likely_spilled_p): Change return type to bool.
16664 (avr_rtx_costs): Use local code variable with enum type.
16665 * config/avr/avr.md (movmemhi): Use add_reg_note.
16666 (andhi3, andsi3): Don't use AS2 with "and".
16667 (iorhi3, iorsi3): Don't use AS2 with "or".
16668 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
16669 * config/crx/crx.c: Include "df.h".
16670 (crx_attribute_table): Make static.
16671 * config/m32r/m32r.c: Include "df.h".
16672 (m32r_attribute_table): Make static. Move higher in file.
16673 (pop): Use add_reg_note.
16674 (block_move_call): Change 0 to LCT_NORMAL in function call.
16675 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
16676 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
16677 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
16678 declare, not just when TREE_CODE is defined.
16679 * config/m68hc11/m68hc11.c: Include "expr.h".
16680 (m68hc11_attribute_table): Make static. Move higher in file.
16681 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
16683 (m68hc11_register_indirect_p): Likewise.
16684 (m68hc11_function_arg_padding): Change return type to enum
16686 (emit_move_after_reload): Use add_reg_note.
16687 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
16688 (m68hc11_split_logical): Likewise.
16689 (m68hc11_rtx_costs): Add local code_and outer_code variables with
16691 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
16692 to VOIDmode in function call.
16693 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
16695 (m68hc11_split_logical): Update declaration.
16696 (m68hc11_function_arg_padding): Update declaration.
16697 * config/mcore/mcore.c (regno_reg_class): Change form array of int
16698 to array of enum reg_class.
16699 (mcore_attribute_table): Make static. Move higher in file.
16700 (mcore_rtx_costs): Add cast to enum type.
16701 * config/mcore/mcore.h (regno_reg_class): Update declaration.
16702 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
16703 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
16705 * config/sh/predicates.md (trapping_target_operand): Rename and to
16707 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
16709 * config/spu/spu.c (spu_attribute_table): Make static. Move
16711 * config/v850/v850.c (v850_attribute_table): Make static. Move
16713 (v850_rtx_costs): Use local code with enum type.
16714 (expand_epilogue): Add cast.
16715 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
16717 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
16720 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
16721 -m2a-single-only and -m2a-nofpu.
16722 * config/sh/sh.opt: Document m2a generates FPU code.
16724 2009-06-24 Anatoly Sokolov <aesok@post.ru>
16726 * defaults.h (CAN_ELIMINATE): Provide default.
16727 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
16728 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
16729 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
16730 * config/spu/spu.h (CAN_ELIMINATE): Delete.
16731 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
16732 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
16733 * config/cris/cris.h (CAN_ELIMINATE): Delete.
16734 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
16735 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
16736 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
16738 2009-06-24 DJ Delorie <dj@redhat.com>
16740 * mep-ext-cop.cpu: Fix copyright notice.
16741 * mep-default: Fix copyright notice.
16742 * mep-core: Fix copyright notice.
16743 * mep: Fix copyright notice.
16744 * mep-ivc2: Fix copyright notice.
16745 * mep-c5: Fix copyright notice.
16747 2009-06-24 Denis Chertykov <chertykov@gmail.com>
16749 * doc/contrib.texi (Contributors):
16751 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
16753 PR middle-end/40501
16754 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
16755 src and dst operands if necessary.
16757 2009-06-23 DJ Delorie <dj@redhat.com>
16760 * config.gcc: Add mep support.
16761 * recog.c: Resurrect validate_replace_rtx_subexp().
16762 * recog.h: Likewise.
16763 * config/mep/: Add new port:
16764 * config/mep/constraints.md: New file.
16765 * config/mep/default.h: New file.
16766 * config/mep/intrinsics.h: New file.
16767 * config/mep/intrinsics.md: New file.
16768 * config/mep/ivc2-template.h: New file.
16769 * config/mep/mep-c5.cpu: New file.
16770 * config/mep/mep-core.cpu: New file.
16771 * config/mep/mep-default.cpu: New file.
16772 * config/mep/mep-ext-cop.cpu: New file.
16773 * config/mep/mep-intrin.h: New file.
16774 * config/mep/mep-ivc2.cpu: New file.
16775 * config/mep/mep-lib1.asm: New file.
16776 * config/mep/mep-lib2.c: New file.
16777 * config/mep/mep-pragma.c: New file.
16778 * config/mep/mep-protos.h: New file.
16779 * config/mep/mep-tramp.c: New file.
16780 * config/mep/mep.c: New file.
16781 * config/mep/mep.cpu: New file.
16782 * config/mep/mep.h: New file.
16783 * config/mep/mep.md: New file.
16784 * config/mep/mep.opt: New file.
16785 * config/mep/predicates.md: New file.
16786 * config/mep/t-mep: New file.
16788 2009-06-23 Ian Lance Taylor <iant@google.com>
16790 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
16791 from loose_warn into c_loose_warn and from strict_warn into
16792 c_strict_warn. Set and substitute warn_cxxflags. Check for
16793 --enable-build-with-cxx. Set and substitute
16794 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
16795 * Makefile.in (CXXFLAGS): New variable.
16796 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
16797 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
16798 the default is the same as $(STRICT_WARN).
16799 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
16800 (CXX): New variable.
16801 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
16802 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
16803 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
16804 (HOST_LIBS): New variable.
16805 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
16806 (ALL_CXXFLAGS): New variable.
16807 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
16808 * doc/install.texi (Configuration): Document
16809 --enable-build-with-cxx, --with-stage1-ldflags,
16810 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
16811 * configure: Rebuild.
16813 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16815 * config/arm/arm.c (arm_override_options): Fix braces and formatting
16816 from previous commit.
16818 2009-06-23 Ian Lance Taylor <iant@google.com>
16820 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
16822 2009-06-23 Ian Lance Taylor <iant@google.com>
16824 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
16825 with ATTRIBUTE_UNUSED.
16827 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
16828 Pat Haugen <pthaugen@us.ibm.com>
16829 Revital Eres <eres@il.ibm.com>
16831 * config.in (HAVE_AS_POPCNTD): Add default definition.
16832 (HAVE_AS_LWSYNC): Ditto.
16834 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
16836 (gcc_cv_as_powerpc_cmpb): Ditto.
16837 (gcc_cv_as_powerpc_dfp): Ditto.
16838 (gcc_cv_as_powerpc_vsx): Ditto.
16839 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
16840 supporting the popcntd/lwsync instructions.
16841 (gcc_cv_as_powerpc_lwsync): Ditto.
16842 * configure: Regenerate.
16844 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
16845 -mcpu=native and -mcpu=power7.
16846 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
16848 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
16849 a variable instead of a mask to reduce the number of mask bits.
16850 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
16851 (-mbit-word): Ditto.
16852 (-mregnames): Ditto.
16853 * config/rs6000/rs6000.opt (-mupdate): Ditto.
16854 (-mfused-madd): Ditto.
16856 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
16858 (-mvsx): New switch for VSX instructions.
16859 (-misel): Move from a variable to a mask to allow it to be set by
16862 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
16863 function declaration to an array declaration.
16864 (rs6000_hard_regno_nregs): New external array declaration.
16866 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
16867 files included by rs6000.md.
16869 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
16870 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
16872 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
16874 (rs6000_debug_reg): New -mdebug= variables.
16875 (rs6000_debug_addr): Ditto.
16876 (rs6000_debug_cost): Ditto.
16877 (rs6000_pmode): New variable to hold Pmode.
16878 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
16879 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
16880 calculated at compiler start.
16881 (rs6000_hard_regno_nregs): Change function to an array which holds
16882 HARD_REGNO_NREGS calculated at compiler start.
16883 (rs6000_explicit_options): Delete isel field.
16884 (rs6000_vector_unit): New array to hold which vector unit
16885 supports arithmetic options for a given type.
16886 (rs6000_vector_mem): New array to hold which vector unit supports
16887 memory reference operations for a given type.
16888 (rs6000_vector_align): New array to given the alignment of each
16890 (power7_cost): New basic costs for power7.
16891 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
16892 (rs6000_hard_regno_nregs_internal): New function, moved from
16893 HARD_REGNO_NREGS, to calculate the number of registers each hard
16894 register takes for each type.
16895 (rs6000_debug_reg_print): New function for -mdebug=reg support.
16896 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
16897 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
16898 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
16899 unit information here so it is calculated once at compiler startup
16901 (rs6000_override_options): Make -misel a target mask. Add more
16902 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
16903 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
16905 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
16906 (rs6000_handle_option): Move -misel from variable to target mask.
16907 (rs6000_builtin_mask_for_load): Add VSX support.
16908 (rs6000_conditional_register_usage): Ditto.
16909 (USE_ALTIVEC_FOR_ARG_P): Ditto.
16910 (function_arg_boundary): Ditto.
16911 (rs6000_expand_builtin): Ditto.
16912 (def_builtin): Make abort message a little friendlier.
16913 (rs6000_emit_int_cmove): Add support for 64-bit isel.
16915 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
16916 assembler support the popcntd instruction instead of a vsx
16917 instruction to enable power7 support.
16918 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
16919 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
16920 option to the assembler if -mcpu=native.
16921 (ASM_CPU_NATIVE_SPEC): Ditto.
16922 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
16924 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
16925 the lwsync instruction.
16926 (enum processor_type): Add PROCESSOR_POWER7.
16927 (rs6000_debug_reg): New -mdebug= options.
16928 (rs6000_debug_addr): Ditto.
16929 (rs6000_debug_cost): Ditto.
16930 (rs6000_isel): Delete.
16931 (enum rs6000_vector): New enum to say what vector unit we have.
16932 (VECTOR_UNIT_*): New macros to say which vector unit has
16933 arithmetic operations for a given type.
16934 (VECTOR_MEM_*): New macros to say which vector unit has memory
16935 operations for a given type.
16936 (TARGET_LDBRX): Whether the machine supports the ldbrx
16938 (TARGET_ISEL): Delete, -misel moved to be a mask.
16939 (TARGET_ISEL64): New macro for 64-bit isel support.
16940 (UNITS_PER_VSX_WORD): New macro.
16941 (POINTER_SIZE): Move to be an external variable, rather than
16942 calculating whether we are generating 32 ot 64-bit code.
16944 (STACK_BOUNDARY): Add VSX support.
16945 (LOCAL_ALIGNMENT): Ditto.
16946 (SLOW_UNALIGNED_ACCESS): Ditto.
16947 (VSX_REGNO_P): New macro for VSX support.
16948 (VFLOAT_REGNO_P): Ditto.
16949 (VINT_REGNO_P): Ditto.
16950 (VLOGICAL_REGNO_P): Ditto.
16951 (VSX_VECTOR_MODE): Ditto.
16952 (VSX_SCALAR_MODE): Ditto.
16954 (VSX_MOVE_MODE): Ditto.
16955 (VSX_REG_CLASS_P): Ditto.
16956 (HARD_REGNO_NREGS): Instead of calling a function, use an array
16958 (UNITS_PER_SIMD_WORD): Add VSX support.
16959 (MODES_TIEABLE_P): Ditto.
16960 (STARTING_FRAME_OFFSET): Ditto.
16961 (STACK_DYNAMIC_OFFSET): Ditto.
16962 (EPILOGUE_USES): Ditto.
16963 (REGNO_REG_CLASS): Move to array lookup.
16964 (CLASS_MAX_NREGS): Ditto.
16965 (rs6000_vector_reg_class): Add declaration.
16966 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
16967 overlap with the floating point and Altivec registers.
16969 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
16971 * config/rs6000/driver-rs6000.c (asm_names): New static array to
16972 give the appropriate asm switches if -mcpu=native.
16973 (host_detect_local_cpu): Add support for "asm".
16974 (host_detect_local_cpu): Follow GNU code guidelines for name.
16976 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
16977 -mbit-word to a variable instead of being a target mask.
16979 * config/rs6000/sync.md (lwsync): If the assembler supports it,
16980 emit the lwsync instruction instead of emitting the instruction as
16981 an integer constant.
16983 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
16984 fixuns_trundfsi2, move expander into rs6000.md.
16986 * config/rs6000/rs6000.md (cpu): Add power7.
16987 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
16988 (logical predicate patterns): Change the single instruction
16989 primitives that set CR0 to be fast_compare instead of compare.
16991 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
16992 (popcntddi2): Ditto.
16993 (popcount<mode>): Ditto.
16994 (floating multiply/add insns): Name the floating point
16995 multiply/add insns.
16996 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
16997 (isel_unsigned_<mode>): Ditto.
16998 (fixuns_trundfsi2): Move expander here from spe.md.
16999 (smindi3): Define if we have -misel on 64-bit systems.
17004 2009-06-23 Anatoly Sokolov <aesok@post.ru>
17006 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
17008 * config/avr/avr.c (avr_current_device): New variable.
17009 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
17010 (avr_arch, mcu_type_s): Move to avr.h.
17011 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
17012 default_data_section_start fields.
17013 (avr_arch): Moved from avr.c.
17014 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
17015 library_name fields.
17016 (avr_current_device, avr_mcu_types, avr_arch_types,
17017 avr_device_to_arch, avr_device_to_data_start,
17018 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
17019 (EXTRA_SPEC_FUNCTIONS): Define.
17020 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
17021 options mapping. Use device_to_arch and device_to_data_start insted.
17022 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
17023 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
17024 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
17025 * config/avr/driver-avr.c: New file.
17026 * config/avr/avr-devices.c: New file.
17028 2009-06-23 Jakub Jelinek <jakub@redhat.com>
17030 * var-tracking.c (unshare_variable): Force initialized to
17031 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
17032 (set_variable_part): Likewise.
17033 (struct variable_union_info): Remove pos_src field.
17034 (vui_vec, vui_allocated): New variables.
17035 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
17036 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
17037 == 1 use a simpler sorting algorithm. Compute pos field right
17038 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
17039 Avoid quadratic comparison if !flag_var_tracking_uninit.
17040 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
17041 unshare_variable unconditionally.
17042 (dataflow_set_different_2): Removed.
17043 (dataflow_set_different): Don't traverse second hash table.
17044 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
17045 unconditionally to var_reg_set or var_mem_set.
17046 (emit_notes_in_bb): Likewise.
17047 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
17049 (emit_note_insn_var_location): Don't set initialized to
17050 VAR_INIT_STATUS_INITIALIZED early.
17051 (vt_finalize): Free vui_vec if needed, clear vui_vec and
17053 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
17055 * tree-object-size.c (addr_object_size): Instead of checking
17056 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
17057 are no FIELD_DECLs following it.
17059 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
17061 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
17062 order to match bswaps with signed source operands.
17064 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17066 * sdbout.c (sdbout_one_type): Fix braces in switch.
17068 2009-06-23 Richard Guenther <rguenther@suse.de>
17070 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
17072 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
17073 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
17074 var_callused, callused_tree, var_storedanything, storedanything_tree,
17075 var_integer, integer_tree): Remove global variables.
17076 (new_var_info): Do not pass new id, append the new var to the
17077 global variable vector.
17078 (do_ds_constraint): Use is_global_var member of the variable-info.
17079 (new_scalar_tmp_constraint_exp): Adjust.
17080 (create_function_info_for): Likewise.
17081 (create_variable_info_for): Likewise.
17082 (find_what_var_points_to): Remove dead code.
17083 (init_base_vars): Simplify.
17084 (compute_points_to_sets): Adjust.
17086 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
17088 * combine.c (try_combine): Dump information about the insns we're
17091 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
17093 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
17094 check when calling force_to_mode on TRUNCATE's operand.
17096 2009-06-22 Ian Lance Taylor <iant@google.com>
17098 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
17100 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
17102 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
17104 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17106 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
17107 override library linkage flags such as -static-libgcc or
17110 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
17112 * config/m68k/m68k-devices.def: Add line for MCF5221x.
17114 2009-06-22 Ian Lance Taylor <iant@google.com>
17116 * config/linux.opt: Put mglibc ahead of muclibc.
17118 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
17119 for duplicate decls.
17121 2009-06-22 Matthias Klose <doko@ubuntu.com>
17123 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
17125 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
17128 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
17129 instead of NULL if a parser error occurs.
17131 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17133 * dwarf2out.c (dwarf2_debug_hooks): Initialize
17134 non-DWARF2_DEBUGGING_INFO version.
17136 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
17138 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
17139 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
17141 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
17142 (LIBGCC2_TF_CEXT): Define.
17145 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17148 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
17150 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17152 * config/arm/arm.c (arm_override_options): Disable
17153 -mcaller-super-interworking and -mcallee-super-interworking.
17154 * doc/invoke.texi (ARM Options): Document this.
17156 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
17158 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
17159 * config/arm/constraints.md (j): New constraint for movw operands.
17160 (N): Remove thumb2 meaning.
17161 * config/arm/arm.md (*arm_movw): Delete.
17162 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
17163 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
17164 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
17166 2009-06-22 Martin Jambor <mjambor@suse.cz>
17168 PR tree-optimization/40492
17169 * tree-sra.c (sra_modify_assign): Pass zero offsets to
17170 build_ref_for_offset.
17172 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
17174 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
17175 JUMP_TABLE_DATA_P predicates where applicable.
17176 * auto-inc-dec.c: Ditto.
17177 * builtins.c: Ditto.
17178 * caller-save.c: Ditto.
17180 * cfgcleanup.c: Ditto.
17181 * cfglayout.c: Ditto.
17183 * combine.c: Ditto.
17184 * combine-stack-adj.c: Ditto.
17188 * df-scan.c: Ditto.
17190 * dwarf2asm.c: Ditto.
17191 * dwarf2out.c: Ditto.
17192 * emit-rtl.c: Ditto.
17198 * function.c: Ditto.
17201 * genpreds.c: Ditto.
17202 * genrecog.c: Ditto.
17204 * ira-costs.c: Ditto.
17205 * ira-lives.c: Ditto.
17207 * loop-iv.c: Ditto.
17208 * lower-subreg.c: Ditto.
17209 * modulo-sched.c: Ditto.
17211 * postreload.c: Ditto.
17212 * print-rtl.c: Ditto.
17214 * reginfo.c: Ditto.
17215 * regmove.c: Ditto.
17216 * reload1.c: Ditto.
17219 * rtlanal.c: Ditto.
17221 * sched-vis.c: Ditto.
17223 * sel-sched-ir.c: Ditto.
17224 * simplify-rtx.c: Ditto.
17225 * targhooks.c: Ditto.
17226 * var-tracking.c: Ditto.
17227 * vmsdbgout.c: Ditto.
17229 2009-06-22 Matthias Klose <doko@ubuntu.com>
17231 * Makefile.in (install-plugin): Always use DESTDIR.
17233 2009-06-22 Olivier Hainque <hainque@adacore.com>
17235 * config/pa/pa.c (output_call): Don't optimize post call jumps
17236 into return address adjustments if the call may throw.
17238 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
17240 * arm.c (thumb1_output_casesi): New function.
17241 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
17242 optimizing for size or PIC.
17243 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
17244 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
17245 (casesi): Handle Thumb-1 when optimizing for size or PIC.
17246 (thumb1_casesi_internal_pic): New expand rule.
17247 (thumb1_casesi_dispatch): New pattern.
17248 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
17250 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
17251 in the text seciton when PIC or optimizing for size.
17252 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
17253 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
17254 preservation properties of code.
17255 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
17256 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
17257 (__gnu_thumb1_case_si): New function.
17258 * t-arm (LIB1ASMSRC): Define here.
17259 (LIB1ASMFUNCS): Add some common functions.
17260 * t-arm-elf (LIB1ASMSRC): Delete.
17261 (LIB1ASMFUNCS): Append to existing set.
17262 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
17263 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
17264 * t-symbian (LIB1ASMFUNCS): Likewise.
17265 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
17266 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
17268 2009-06-21 Richard Guenther <rguenther@suse.de>
17270 PR tree-optimization/38729
17271 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
17272 to loops with a single exit if -fno-expensive-optimizations.
17274 2009-06-21 Jakub Jelinek <jakub@redhat.com>
17276 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
17277 (dataflow_set): Change vars type from htab_t to shared_hash.
17278 (shared_hash_pool, empty_shared_hash): New variables.
17279 (vars_clear): Removed.
17280 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
17281 shared_hash_find_slot_unshare, shared_hash_find_slot,
17282 shared_hash_find_slot_noinsert, shared_hash_find): New
17284 (shared_hash_unshare, shared_hash_destroy): New functions.
17285 (unshare_variable): Unshare set->vars if shared, use
17287 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
17288 (get_init_value, find_src_set_src, dump_dataflow_set,
17289 clobber_variable_part, emit_notes_for_differences): Use
17291 (dataflow_set_init): Remove second argument, set vars to
17292 empty_shared_hash instead of creating a new htab.
17293 (dataflow_set_clear): Call shared_hash_destroy and set vars
17294 to empty_shared_hash instead of calling vars_clear.
17295 (dataflow_set_copy): Don't call vars_copy, instead just share
17296 the src htab with dst.
17297 (variable_union): Use shared_hash_*, use initially NO_INSERT
17298 lookup if set->vars is shared. Don't keep slot cleared before
17299 calling unshare_variable. Unshare set->vars if needed.
17300 Even ->refcount == 1 vars must be unshared if set->vars is shared
17301 and var needs to be modified.
17302 (variable_canonicalize): New function.
17303 (dataflow_set_union): If dst->vars is empty, just share src->vars
17304 with dst->vars and traverse with variable_canonicalize to canonicalize
17305 and unshare what is needed.
17306 (dataflow_set_different): If old_set and new_set use the same shared
17307 htab, they aren't different. If number of htab elements is different,
17308 htabs are different. Use shared_hash_*.
17309 (dataflow_set_destroy): Call shared_hash_destroy instead of
17311 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
17312 second argument to dataflow_set_init.
17313 (vt_initialize): Likewise. Initialize shared_hash_pool and
17314 empty_shared_hash, move bb in/out initialization afterwards.
17315 Use variable_htab_free instead of NULL as changed_variables del hook.
17316 (variable_was_changed): Change type of second argument to pointer to
17317 dataflow_set. When inserting var into changed_variables, bump
17318 refcount. Unshare set->vars if set is shared htab and slot needs to
17320 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
17321 lookup if set->vars is shared. Unshare set->vars if needed.
17322 Even ->refcount == 1 vars must be unshared if set->vars is shared
17323 and var needs to be modified. Adjust variable_was_changed caller.
17324 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
17325 vars must be unshared if set->vars is shared and var needs to be
17326 modified. Adjust variable_was_changed caller.
17327 (emit_note_insn_var_location): Don't pool_free var.
17328 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
17330 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
17331 free_alloc_pool on shared_hash_pool.
17333 2009-06-20 Anthony Green <green@moxielogic.com>
17335 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
17336 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
17338 2009-06-20 Richard Guenther <rguenther@suse.de>
17340 * tree-ssa-structalias.c (find_func_aliases): For memset use
17341 a constraint from NULL if we memset to zero.
17342 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
17343 we explicitly handle that do not read from memory.
17344 (call_may_clobber_ref_p_1): Properly handle builtins that may
17347 2009-06-20 Richard Guenther <rguenther@suse.de>
17349 PR tree-optimization/40495
17350 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
17351 (new_scalar_tmp_constraint_exp): New function.
17352 (process_constraint): Do not create temporary decls.
17353 (process_all_all_constraints): Likewise.
17354 (handle_const_call): Likewise.
17355 (create_function_info_for): Do not set decl.
17357 2009-06-19 Ian Lance Taylor <iant@google.com>
17359 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
17360 (rs6000_attribute_table): Make static; move before use.
17362 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
17364 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
17365 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
17366 Propagate the TREE_READONLY flag without overwriting it.
17367 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
17368 Propagate the TREE_READONLY flag onto the result.
17369 (process_call_operands): Move around. Use correct constant value.
17371 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17374 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
17375 * config/arm/arm.md: Likewise.
17377 2009-06-19 Ian Lance Taylor <iant@google.com>
17379 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
17380 to GIMPLE_ERROR_MARK.
17382 * c-typeck.c (build_conditional_expr): Add op1_original_type and
17383 op2_original_type parameters. Warn about using different enum types.
17384 * c-parser.c (c_parser_conditional_expression): Pass original
17385 types to build_conditional_expr.
17386 * c-tree.h (build_conditional_expr): Update declaration.
17388 2009-06-19 Ian Lance Taylor <iant@google.com>
17390 * config/i386/i386.c (ix86_function_specific_save): Test that
17391 fields match values, rather than testing the values are in a
17394 2009-06-19 Richard Guenther <rguenther@suse.de>
17396 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
17397 ADDR_EXPR pointers.
17398 (ptr_derefs_may_alias_p): Likewise.
17399 (ptr_deref_may_alias_ref_p_1): New function.
17400 (ptr_deref_may_alias_ref_p): Likewise.
17401 (ref_maybe_used_by_call_p_1): Handle builtins that are not
17402 covered by looking at the ESCAPED solution.
17403 (call_may_clobber_ref_p_1): Likewise.
17404 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
17405 Handle NULL_TREE offset. Do not produce redundant constraints.
17406 (process_all_all_constraints): New helper function.
17407 (do_structure_copy): Use it.
17408 (handle_lhs_call): Likewise.
17409 (find_func_aliases): Handle some builtins with pointer arguments
17410 and/or return values explicitly.
17412 2009-06-19 Ian Lance Taylor <iant@google.com>
17414 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
17416 2009-06-19 Ian Lance Taylor <iant@google.com>
17418 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
17420 2009-06-19 Ian Lance Taylor <iant@google.com>
17422 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
17423 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
17426 * c-decl.c (finish_decl): If -Wc++-compat, warn about
17427 uninitialized const.
17429 2009-06-19 Ian Lance Taylor <iant@google.com>
17431 * dse.c (struct store_info): Rename bitmap field to bmap. Change
17434 * c-decl.c (in_struct, struct_types): Remove.
17435 (struct c_binding): Add in_struct field.
17436 (c_binding_ptr): Define type, along with VEC.
17437 (struct c_struct_parse_info): Define.
17438 (struct_parse_info): New static variable.
17439 (bind): Initialize in_struct field.
17440 (start_struct): Remove enclosing_in_struct and
17441 enclosing_struct_types parameters. Add
17442 enclosing_struct_parse_info parameter. Change all callers. Set
17443 struct_parse_info rather than in_struct and struct_types.
17444 (grokfield): If -Wc++-compat and there is a symbol binding for the
17445 field name, set the in_struct flag and push it on the
17446 struct_parse_info->fields vector.
17447 (warn_cxx_compat_finish_struct): New static function.
17448 (finish_struct): Remove enclosing_in_struct and
17449 enclosing_struct_types parameters. Add
17450 enclosing_struct_parse_info parameter. Change all callers. Don't
17451 set C_TYPE_DEFINED_IN_STRUCT here. Call
17452 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
17453 parameter. Only push on struct_types if warn_cxx_compat.
17454 (finish_enum): Only push on struct_types if warn_cxx_compat.
17455 (declspecs_add_type): Add loc parameter. Change all callers.
17456 Change all error calls to error_at. Pass loc, not input_location,
17457 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
17458 defined in a struct. If -Wc++-compat and parsing a struct, record
17459 that a typedef name was used.
17460 * c-parser.c (c_parser_declspecs): Get location to pass to
17461 declspecs_add_type.
17462 (c_parser_struct_or_union_specifier): Update calls to start_struct
17464 * c-tree.h (struct c_struct_parse_info): Declare.
17465 (finish_struct, start_struct): Update declarations.
17466 (declspecs_add_type): Update declaration.
17468 2009-06-19 Ian Lance Taylor <iant@google.com>
17470 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
17471 variable with an anonymous type.
17473 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
17475 * see.c: Remove for real.
17477 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
17479 * optabs.h (enum optab_index): Add new OTI_significand.
17480 (significand_optab): Define corresponding macro.
17481 * optabs.c (init_optabs): Initialize significand_optab.
17482 * genopinit.c (optabs): Implement significand_optab using
17483 significand?f2 patterns.
17484 * builtins.c (expand_builtin_mathfn): Handle
17485 BUILT_IN_SIGNIFICAND{,F,L}.
17486 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
17487 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
17489 * config/i386/i386.md (significandxf2, significand<mode>2): New
17490 expanders to implement significandf, significand and significandl
17491 built-ins as inline x87 intrinsics.
17493 2009-06-18 Anatoly Sokolov <aesok@post.ru>
17495 * config/avr/avr.c (avr_override_options): Remove setting value of
17496 PARAM_INLINE_CALL_COST.
17498 2009-06-18 Richard Henderson <rth@redhat.com>
17501 * tree-pass.h (TDF_ASMNAME): New.
17502 * tree-dump.c (dump_options): Add asmname.
17503 * doc/invoke.texi: Document it.
17505 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
17506 (dump_decl_name): ...here.
17507 (dump_function_name): New flags arg; mind TDF_ASMNAME.
17508 (dump_generic_node): Update dump_function_name calls.
17509 (print_call_name): New flags arg; update all dump calls.
17510 * diagnostic.h (print_call_name): Update.
17511 * gimple-pretty-print.c (dump_gimple_call): Update.
17513 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
17516 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
17518 2009-06-18 Diego Novillo <dnovillo@google.com>
17520 * doc/plugins.texi: Document plugin_is_GPL_compatible.
17521 * plugin.c (str_license): Declare.
17522 (try_init_one_plugin): Assert that the symbol
17523 'plugin_is_GPL_compatible' exists.
17525 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
17528 * Makefile.in (OBJS-common): Remove see.o.
17530 * common.opt (fsee): Mark as preserved for backward compatibility.
17531 * opts.c (common_handle_option): Add OPT_fsee to the backward
17532 compatibility section.
17533 * passes.c (init_optimization_passes, pass_see): Remove pass.
17534 * timevar.def (TV_SEE): Remove.
17535 * tree-pass.h (pass_see): Remove declaration.
17536 * doc/invoke.texi (-fsee): Remove documentation.
17538 2009-06-18 Martin Jambor <mjambor@suse.cz>
17540 * tree-sra.c: Include statistics.h
17541 (sra_stats): New variable.
17542 (sra_initialize): Clear sra_stats.
17543 (create_access_replacement): Increment sra_stats.replacements.
17544 (get_access_replacement): Do not return twice.
17545 (analyze_all_variable_accesses): Increment statistics counter by the
17546 number of scalarized aggregates.
17547 (generate_subtree_copies): Increment sra_stats.subtree_copies.
17548 (sra_modify_expr): Increment sra_stats.exprs.
17549 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
17550 (sra_modify_assign): Increment sra_stats.exprs,
17551 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
17552 (perform_intra_sra): Update statistics counters.
17553 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
17555 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
17557 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
17558 (arm_scalar_mode_supported_p): New function.
17560 2009-06-18 Paul Brook <paul@codesourcery.com>
17561 Sandra Loosemore <sandra@codesourcery.com>
17563 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
17564 (__extendhfsf2, __truncsfhf2): Define.
17565 * config/arm/fp16.c: New file.
17566 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
17567 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
17569 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
17571 * doc/extend.texi (Half-Precision): New section.
17572 * doc/invoke.texi (Option Summary): List -mfp16-format.
17573 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
17574 * config/arm/arm.opt (mfp16-format=): New.
17575 * config/arm/arm.c: Include intl.h.
17576 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
17577 (TARGET_INVALID_RETURN_TYPE): Redefine.
17578 (TARGET_PROMOTED_TYPE): Redefine.
17579 (TARGET_CONVERT_TO_TYPE): Redefine.
17580 (arm_fp16_format): Define.
17581 (all_fpus): Add entry for neon-fp16.
17582 (fp_model_for_fpu): Likewise.
17583 (struct fp16_format): Declare.
17584 (all_fp16_formats): Define.
17585 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
17587 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
17589 (arm_legitimate_index_p): Treat HFmode like HImode.
17590 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
17591 (coproc_secondary_reload_class): Special-case HFmode.
17592 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
17593 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
17594 (arm_init_fp16_builtins): New.
17595 (arm_init_builtins): Call it.
17596 (arm_invalid_parameter_type): New.
17597 (arm_invalid_return_type): New.
17598 (arm_promoted_type): New.
17599 (arm_convert_to_type).
17600 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
17602 (arm_emit_fp16_const): New function.
17603 (arm_mangle_type): Mangle __fp16 as "Dh".
17604 * config/arm/arm.h (TARGET_VFPD32): Make it know about
17606 (TARGET_NEON_FP16): New.
17607 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
17608 (enum fputype): Add FPUTYPE_NEON_FP16.
17609 (enum arm_fp16_format_type): Declare.
17610 (arm_fp16_format): Declare.
17611 (LARGEST_EXPONENT_IS_NORMAL): Define.
17612 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
17613 * config/arm/arm-modes.def (HFmode): Define.
17614 * config/arm/vfp.md (*movhf_vfp): New.
17615 (extendhfsf2): New.
17617 * config/arm/arm.md (fpu): Add neon_fp16.
17618 (floatsihf2, floatdihf2): New.
17619 (fix_trunchfsi2, fix_trunchfdi2): New.
17621 (extendhfdf2): New.
17623 (*arm32_movhf): New.
17624 (*thumb1_movhf): New.
17625 (consttable_2): Add check for HFmode constants.
17626 (consttable_4): Handle HFmode constants.
17628 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
17630 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
17632 2009-06-17 Olivier Hainque <hainque@adacore.com>
17634 * collect2.c (main): Use CONST_CAST2 to perform char ** to
17635 const char ** conversion in AIX specific section.
17637 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
17639 * config/i386/i386.c (ix86_special_builtin_type): Remove
17640 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
17641 (bdesc_special_args): Updated.
17642 (ix86_init_mmx_sse_builtins): Likewise.
17643 (ix86_expand_special_args_builtin): Likewise.
17645 2009-06-17 Richard Henderson <rth@redhat.com>
17647 * tree-pretty-print.c (maybe_dump_asm_name): New.
17648 (dump_decl_name): Use it.
17649 (PRINT_FUNCTION_NAME): Merge into...
17650 (dump_function_name): ... here. Use maybe_dump_asm_name.
17652 2009-06-17 Cary Coutant <ccoutant@google.com>
17654 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
17656 * debug.c (struct gcc_debug_hooks): Change placeholder for
17658 (debug_nothing_int_charstar_int): Replaced by...
17659 (debug_nothing_int_charstar_int_bool): ...this.
17660 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
17661 source_line prototype.
17662 (debug_nothing_int_charstar_int): Replaced by...
17663 (debug_nothing_int_charstar_int_bool): ...this.
17664 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
17665 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
17666 Output is_stmt operand when necessary.
17667 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
17668 (notice_source_line): Add is_stmt parameter.
17669 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
17670 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
17672 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
17673 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
17675 2009-06-17 Ian Lance Taylor <iant@google.com>
17677 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
17679 (struct store_by_pieces_d): Rename from store_by_pieces. Change
17682 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
17684 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
17685 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
17686 tree_strip_sign_nop_conversions and
17687 tree_ssa_strip_useless_type_conversions rather than stripping
17688 the operations here.
17689 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
17691 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
17692 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
17693 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
17694 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
17697 2009-06-17 Michael Eager <eager@eagercon.com>
17699 * config/rs6000/constraints.md (register_constraint "d"): New.
17700 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
17701 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
17702 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
17703 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
17704 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
17705 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
17706 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
17707 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
17708 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
17709 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
17711 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
17712 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
17713 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
17714 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
17715 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
17716 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
17717 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
17718 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
17719 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
17720 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
17721 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
17722 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
17723 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
17724 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
17726 2009-06-16 Ian Lance Taylor <iant@google.com>
17728 * profile.c (total_num_never_executed): Don't define.
17729 (compute_branch_probabilities): Don't count or print
17730 num_never_executed.
17731 (init_branch_prob): Don't set total_num_never_executed.
17732 (end_branch_prob): Don't print total_num_never_executed.
17734 2009-06-17 David Daney <ddaney@caviumnetworks.com>
17736 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
17738 2009-06-17 David Edelsohn <edelsohn@gnu.org>
17740 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
17741 (nabstd2_fpr): Same.
17743 2009-06-17 Steve Ellcey <sje@cup.hp.com>
17745 * expr.c (expand_assignment): Change complex type check.
17747 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
17749 * doc/plugins.texi (Building GCC plugins): Added new section.
17751 2009-06-17 Ian Lance Taylor <iant@google.com>
17753 * c-pch.c (get_ident): Don't set size of templ array.
17754 (pch_init): Don't set size of partial_pch array.
17756 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
17757 string constant to intialize an array whose size is the length of
17760 2009-06-17 Richard Guenther <rguenther@suse.de>
17762 PR tree-optimization/40389
17763 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
17764 to addressable types.
17765 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
17767 2009-06-17 Richard Guenther <rguenther@suse.de>
17769 PR middle-end/40460
17770 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
17771 if there is no evolution of left in the loop bail out.
17772 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
17773 chrec_fold_multiply.
17775 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
17776 Janis Johnson <janis187@us.ibm.com>
17779 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
17780 for the symbol ref of a constant that is the source of a move
17781 - nor for any other not-obvious-label-ref constants.
17783 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
17785 * plugin.c (position_pass): Skip newly inserted pass during list
17786 traversal to avoid repeated insertion.
17788 2009-06-16 Ian Lance Taylor <iant@google.com>
17790 * vec.h (VEC_stack_alloc): Define different version if
17791 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
17792 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
17793 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
17794 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
17796 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
17798 * config.gcc (extra_headers): Add ia32intrin.h for x86.
17800 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
17801 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
17802 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
17803 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
17804 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
17805 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
17806 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
17807 (bdesc_special_args): Add __builtin_ia32_rdtsc and
17808 __builtin_ia32_rdtscp.
17809 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
17810 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
17811 and __builtin_ia32_rorhi.
17812 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
17813 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
17814 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
17815 (ix86_expand_args_builtin): Likewise.
17816 (ix86_expand_special_args_builtin): Likewise.
17818 * config/i386/i386.md (UNSPECV_RDTSCP): New.
17819 (UNSPECV_RDTSC): Likewise.
17820 (UNSPECV_RDPMC): Likewise.
17821 (*bsr): Renamed to ...
17823 (*bsr_rex64): Renamed to ...
17826 (*rdpmc): Likewise.
17827 (*rdpmc_rex64): Likewise.
17829 (*rdtsc): Likewise.
17830 (*rdtsc_rex64): Likewise.
17831 (rdtscp): Likewise.
17832 (*rdtscp): Likewise.
17833 (*rdtscp_rex64): Likewise.
17835 * config/i386/ia32intrin.h: New.
17837 * config/i386/x86intrin.h: Include <ia32intrin.h>.
17839 2009-06-16 Ian Lance Taylor <iant@google.com>
17841 * ira-build.c (copy_info_to_removed_store_destinations):
17842 Initialize parent_a.
17844 2009-06-16 Ian Lance Taylor <iant@google.com>
17846 * c-decl.c (grokdeclarator): Change size_varies to bool.
17848 2009-06-16 Ian Lance Taylor <iant@google.com>
17850 * sel-sched.c: Make forward declarations of move_op_hooks and
17851 fur_hooks explicitly extern.
17853 2009-06-16 Ian Lance Taylor <iant@google.com>
17855 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
17856 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
17858 2009-06-16 Ian Lance Taylor <iant@google.com>
17860 * resource.c (mark_referenced_resources): Change
17861 include_delayed_effects parameter to bool. Change all callers.
17862 (mark_end_of_function_resources): Likewise.
17863 * reorg.c (insn_references_resource_p): Likewise.
17864 (insn_sets_resource_p): Likewise.
17865 * resource.h (mark_referenced_resources): Update declaration.
17866 (mark_end_of_function_resources): Update declaration.
17868 2009-06-16 David Edelsohn <edelsohn@gnu.org>
17870 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
17872 2009-06-16 David Edelsohn <edelsohn@gnu.org>
17874 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
17875 GCC can bootstrap on AIX with GNU Binutils 2.20.
17877 2009-06-16 Ian Lance Taylor <iant@google.com>
17879 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
17881 2009-06-16 Ian Lance Taylor <iant@google.com>
17883 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
17884 inline, not extern inline.
17885 (exact_log2): Likewise.
17886 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
17888 (exact_log2): Likewise, but don't test CTZ_HWI.
17890 2009-06-16 Ian Lance Taylor <iant@google.com>
17892 * bitmap.c (bitmap_clear): Don't declare as inline.
17893 * gimple.c (gimplify_assign): Likewise.
17894 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
17895 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
17896 (sched_scan_info): Remove duplicate definition.
17898 2009-06-16 Ian Lance Taylor <iant@google.com>
17900 * c-common.c (skip_evaluation): Don't define.
17901 (c_inhibit_evaluation_warnings): Define global variable.
17902 (overflow_warning): Check c_inhibit_evaluation_warnings rather
17903 than skip_evaluation.
17904 (convert_and_check, warn_for_div_by_zero): Likewise.
17905 * c-common.h (skip_evaluation): Don't declare.
17906 (c_inhibit_evaluation_warnings): Declare.
17907 * c-parser.c (c_parser_typeof_specifier): Set
17908 c_inhibit_evaluation_warnings rather than skip_evaluation.
17909 (c_parser_conditional_expression): Likewise.
17910 (c_parser_binary_expression): Likewise.
17911 (c_parser_sizeof_expression): Likewise.
17912 (c_parser_alignof_expression): Likewise.
17913 * c-typeck.c (build_indirect_ref): Check
17914 c_inhibit_evaluation_warnings rather than skip_evaluation.
17915 (build_conditional_expr, build_binary_op): Likewise.
17917 2009-06-16 Richard Guenther <rguenther@suse.de>
17919 * tree-ssa-alias.c (is_escape_site): Remove.
17920 * tree-ssa-alias.h (enum escape_type): Remove.
17921 (is_escape_site): Likewise.
17922 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
17923 via casts and asms without deferring to is_escape_site.
17925 2009-06-16 Jakub Jelinek <jakub@redhat.com>
17927 PR middle-end/40446
17928 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
17929 use gen_lowpart if op0 has complex mode.
17931 2009-06-16 Richard Guenther <rguenther@suse.de>
17933 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
17934 variables add them to ESCAPED.
17935 (find_func_aliases): Do not make all indirectly stored values escaped.
17937 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
17939 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
17940 make_decl_one_only.
17942 2009-06-16 Martin Jambor <mjambor@suse.cz>
17944 PR tree-optimization/40432
17945 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
17946 check whether we need to force gimple register operand.
17948 2009-06-16 Martin Jambor <mjambor@suse.cz>
17950 PR tree-optimization/40413
17951 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
17952 build_ref_for_offset.
17953 (propagate_subacesses_accross_link): Fix a typo in a comment.
17955 2009-06-16 Ira Rosen <irar@il.ibm.com>
17957 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
17958 with additional parameter.
17959 * tree-vectorizer.h (enum vect_def_type): Add new value
17961 (enum vect_relevant): Add comments.
17962 (vect_is_simple_reduction): Add new argument.
17963 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
17964 Detect nested cycles.
17965 (vect_is_simple_reduction): Update documentation, add an argument to
17966 distinguish inner-loop reduction from nested cycle, detect nested
17967 cycles, fix printings and indentation, don't swap operands in case
17969 (get_initial_def_for_reduction): Handle subtraction.
17970 (vect_create_epilog_for_reduction): Add new argument to specify
17971 reduction variable.
17972 (vect_finalize_reduction): Handle subtraction, fix comments.
17973 (vectorizable_reduction): Handle nested cycles. In case of nested
17974 cycle keep track of the reduction variable position. Call
17975 vect_is_simple_reduction with additional parameter. Use original
17976 statement code in reduction epilogue for nested cycle. Call
17977 vect_create_epilog_for_reduction with additional parameter.
17978 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
17979 inner-loop vectorization.
17980 (vect_recog_widen_sum_pattern): Likewise.
17981 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
17983 (vect_mark_stmts_to_be_vectorized): Likewise.
17984 (vect_get_vec_def_for_operand): Handle nested cycles.
17986 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17988 * doc/invoke.texi (Debugging Options): Fix option index entries
17989 for -fdump-statistics, -frandom-seed add entries for
17990 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
17991 (FRV Options): Fix entries for -mTLS, -mtls.
17992 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
17993 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
17994 (M68hc1x Options): Fix @itemx for -mnominmax.
17995 (MCore Options): Fix entry for -mno-lsim.
17996 (MMIX Options): Fix entry for -mabi=mmixware.
17997 (PDP-11 Options): Fix entry for -mbcopy-builtin.
17999 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
18001 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
18002 Mention the plugin mode of gengtype.
18003 * doc/gty.texi (Source Files Containing Type Information): Likewise.
18004 * gengtype.c: Updated copyright.
18005 (plugin_files, nb_plugin_files) Added new static variables.
18006 (measure_input_list) Care about plugin_files.
18007 (write_rtx_next): Added early return in plugin mode.
18008 (create_file): Updated copyright year in generated file. Added
18010 (oprintf): Added early return if NULL outf.
18011 (get_output_file_with_visibility): Care of plugin_files.
18012 (get_output_file_name): May return null.
18013 (write_local): Added early return.
18014 (put_mangled_filename): Ditto.
18015 (finish_root_table): Added check for base_files.
18016 (write_roots): Care about null when plugins.
18017 (main): Added plugin mode.
18019 2009-06-15 Ian Lance Taylor <iant@google.com>
18021 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
18022 * gcov.c (read_count_file): Add braces around variables declared
18025 * c.opt (Wjump-misses-init): New warning.
18026 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
18027 -Wall and -Wc++-compat if not already set.
18028 (c_common_post_options): Clear warn_jump_misses_init if it was not
18030 * c-decl.c (struct c_binding): Change type field to a union with
18031 new label field. Make it the first field in the struct. Update
18032 references to type to use u.type instead.
18033 (struct c_spot_bindings): Define.
18034 (struct c_goto_bindings): Define.
18035 (c_goto_bindings_p): Define, along with VECs.
18036 (struct c_label_vars): Define.
18037 (struct c_scope): Add has_label_bindings field.
18038 (bind_label, set_spot_bindings): New static functions.
18039 (decl_jump_unsafe, update_spot_bindings): New static functions.
18040 (update_label_decls): New static function.
18041 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
18042 Update binding u.label field to shadowed field.
18043 (c_binding_start_stmt_expr): New function.
18044 (c_binding_end_stmt_expr): New function.
18045 (pushdecl): Don't call c_begin_vm_scope.
18046 (make_label): Add defining and p_label_vars parameters. Change
18048 (lookup_label): Correct test for whether a label has not yet been
18049 defined. Call bind_label rather than bind.
18050 (warn_about_goto): New static function.
18051 (lookup_label_for_goto): New function.
18052 (declare_label): Call bind_label rather than bind.
18053 (check_earlier_gotos): New static function.
18054 (define_label): Don't give errors about jumping into statement
18055 expressions or scopes of variably modified types. Call
18056 set_spot_bindings and check_earlier_gotos. Call bind_label
18057 instead of bind. Don't set label_context_stack_se or
18058 label_context_stack_vm.
18059 (c_get_switch_bindings): New function.
18060 (c_release_switch_bindings): New function.
18061 (c_check_switch_jump_warnings): New function.
18062 (start_function): Don't set label_context_stack_se or
18063 label_context_stack_vm.
18064 (finish_function): Likewise.
18065 * c-typeck.c (label_context_stack_se): Don't define.
18066 (label_context_stack_vm): Don't define.
18067 (c_finish_goto_label): Call lookup_label_for_goto rather than
18068 lookup_label. Don't give errors about jumping into a statement
18069 expression or the scope of a variably modified type. Don't set
18070 label_context_stack_se or label_context_stack_vm.
18071 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
18072 fields. Add bindings field.
18073 (c_start_case): Don't set deleted fields. Set bindings field.
18074 (do_case): Rework order of tests. Don't check blocked_stmt_expr
18075 or blocked_vm. Call c_check_switch_jump_warnings.
18076 (c_finish_case): Don't test blocked_stmt_expr field. Call
18077 c_release_switch_bindings.
18078 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
18079 c_switch_stack. Don't walk label_context_stack_se labels. Don't
18080 set label_context_stack_se. Call c_bindings_start_stmt_expr.
18081 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
18082 c_switch_stack. Don't walk label_context_stack_se labels. Don't
18083 set label_context_stack_se. Call c_bindings_end_stmt_expr.
18084 (c_begin_vm_scope, c_end_vm_scope): Don't define.
18085 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
18086 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
18087 (C_DECL_UNJUMPABLE_VM): Don't define.
18088 (C_DECL_UNDEFINABLE_VM): Don't define.
18089 (struct c_label_list): Don't define.
18090 (struct c_label_context_se): Don't define.
18091 (struct c_label_context_vm): Don't define.
18092 (struct c_spot_bindings): Declare.
18093 (c_bindings_start_stmt_expr): Declare.
18094 (c_bindings_end_stmt_expr): Declare.
18095 (lookup_label_for_goto): Declare.
18096 (c_get_switch_bindings, c_release_switch_bindings): Declare.
18097 (c_check_switch_jump_warnings): Declare.
18098 (label_context_stack_se, label_context_stack_vm): Don't declare.
18099 (c_finish_goto_label): Update declaration.
18100 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
18101 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
18102 (Warning Options): Document -Wjump-misses-init.
18104 2009-06-15 Jakub Jelinek <jakub@redhat.com>
18106 * tree-object-size.c (addr_object_size): Fix a pasto in the last
18109 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
18111 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
18113 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
18115 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
18117 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
18119 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
18121 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
18123 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
18124 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
18125 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
18126 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
18127 * dwarf2asm.c (dw2_force_const_mem): Update call to
18128 make_decl_one_only.
18129 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
18130 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
18131 * langhooks.c (lhd_comdat_group): Remove.
18132 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
18133 * tree.h (DECL_COMDAT_GROUP): New.
18134 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
18135 (tree_decl_with_vis): Add comdat_group. Remove one_only.
18136 (make_decl_one_only): Change signature.
18137 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
18138 make_decl_one_only.
18139 (make_decl_one_only): Change signature.
18140 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
18142 2009-06-15 Richard Guenther <rguenther@suse.de>
18144 PR middle-end/40439
18145 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
18147 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18149 * tree-ssa-math-opts.c: Remove extra divide.
18151 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18153 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
18155 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18157 * passes.c: Add bswap pass.
18158 * tree-pass.h: Add pass_optimize_bswap declaration.
18159 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
18160 Include rtl.h, expr.h and optabs.h for optab_handler check.
18161 (struct symbolic_number, pass_optimize_bswap): New definition.
18162 (do_shift_rotate, verify_symbolic_number_p): New functions.
18163 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
18164 (gate_optimize_bswap): New function.
18165 * tree.c (widest_int_cst_value): New function.
18166 * tree.h (widest_int_cst_value): Prototype added.
18168 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
18170 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
18171 REG_EQUAL/REG_EQUIV notes.
18173 2009-06-14 Richard Guenther <rguenther@suse.de>
18175 PR middle-end/40389
18176 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
18177 has its address taken if NRV was applied and it is addressable.
18178 * tree-ssa-structalias.c (get_constraint_for_address_of): New
18179 function split out from ...
18180 (get_constraint_for_1): ... here.
18181 (handle_rhs_call): Use it to mark the return slot escaped if
18182 it is addressable and NRV was applied.
18184 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
18186 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
18187 Change first argument type to location_t.
18188 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
18189 Do not set input_location.
18190 Use loc instead of input_location throughout.
18192 2009-06-13 Richard Guenther <rguenther@suse.de>
18194 PR tree-optimization/40421
18195 * tree-predcom.c (should_unroll_loop_p): Remove.
18196 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
18198 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
18200 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
18201 Add location argument.
18203 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
18205 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
18207 * config/s390/s390.c (s390_build_builtin_va_list): Same.
18208 (s390_gimplify_va_arg): Pass location to create_artificial_label.
18209 * config/spu/spu-protos.h: Add location to
18210 spu_resolve_overloaded_builtin.
18211 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
18212 spu_build_builtin_va_list.
18213 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
18214 argument. Pass location to build_function_call_vec.
18215 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
18217 (emit_fpu_switch): Same.
18218 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
18219 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
18220 to build_decl and create_artificial_label.
18221 (xtensa_gimplify_va_arg_expr): Same.
18222 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
18223 (xstormy16_gimplify_va_arg_expr): Same.
18224 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
18225 * config/arm/arm.c (arm_build_builtin_va_list): Same.
18226 * config/mips/mips.c (mips_build_builtin_va_list): Same.
18227 (mips16_build_function_stub): Same.
18228 (mips16_build_call_stub): Same.
18230 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
18233 * arm/constraints.md (Pa, Pb): New constraints.
18234 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
18235 split pattern to deal with them.
18237 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
18239 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
18240 fix index entry for -Xpreprocessor.
18242 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
18244 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
18245 Add location argument to build_decl call.
18246 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
18247 (rs6000_init_builtins): Same.
18248 (spe_init_builtins): Same.
18249 (rs6000_gimplify_va_arg): Add location argument to
18250 create_artificial_label call.
18252 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
18254 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
18255 * combine-stack-adj.c (pass_stack_adjustments): Use it.
18256 * Makefile.in: Fix GGC dependency for gcse.o.
18258 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
18260 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
18261 * gimple-pretty-print.c (dump_gimple_stmt): Same.
18262 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
18264 * c-parser.c (c_parser_binary_expression): Use current column while
18265 building binary operations.
18266 * common.opt (fshow-column): Enable by default.
18267 * tree-vrp.c (check_array_ref): Use warning_at.
18268 (check_array_bounds): Use location from call back if expr has no
18270 * tree.h: Add location argument to maybe_fold_*.
18271 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
18272 (maybe_fold_offset_to_array_ref): Add location argument and use it.
18273 (maybe_fold_offset_to_component_ref): Same.
18274 (maybe_fold_offset_to_reference): Same.
18275 (maybe_fold_offset_to_address): Same.
18276 (maybe_fold_stmt_indirect): Same.
18277 (maybe_fold_stmt_addition): Same.
18278 (fold_stmt_r): Pass location to maybe_fold_*.
18279 (fold_gimple_assign): Same.
18280 * c-tree.h: Add location argument to finish_decl,
18281 default_function_array_conversion, store_init_value.
18282 * c-decl.c (define_label): Use error_at.
18283 (c_make_fname_decl): Pass location to finish_decl.
18284 (finish_decl): New location argument.
18285 (build_compound_literal): Pass location to store_init_value.
18286 (grokdeclarator): Pass location to finish_decl.
18288 * c-typeck.c (array_to_pointer_conversion): New location argument.
18289 (function_to_pointer_conversion): Same.
18290 (default_function_array_conversion): Same.
18291 (parser_build_unary_op): Pass location to overflow_warning.
18292 (parser_build_binary_op): Same. Use warning_at.
18293 (build_unary_op): Pass location to array_to_pointer_conversion.
18294 (build_c_cast): Pass location to digest_init.
18295 (build_modify_expr): New location argument.
18296 (convert_for_assignment): Same.
18297 (store_init_value): Same.
18298 (digest_init): Same.
18299 (output_init_element): Pass location to digest_init and
18300 array_to_pointer_conversion.
18301 (c_finish_return): Pass location to convert_for_assignment.
18302 * gimplify.c (gimplify_conversion): Pass location to
18303 maybe_fold_offset_to_address.
18304 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
18305 to maybe_fold_stmt_addition.
18306 * c-omp.c (c_finish_omp_atomic): Pass new location to
18308 (c_finish_omp_for): Same.
18309 * c-common.c (overflow_warning): New argument.
18310 * c-common.h: New argument to build_modify_expr, overflow_warning.
18311 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
18313 (c_parser_initializer): Pass location to
18314 default_function_array_conversion.
18315 (c_parser_initelt): Same.
18316 (c_parser_initval): Same.
18317 (c_parser_asm_operands): Same.
18318 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
18319 (c_parser_conditional_expression): Same.
18320 (c_parser_binary_expression): Add location info to stack. Use it.
18321 (c_parser_unary_expression): Pass location to
18322 default_function_array_conversion, parser_build_unary_op,
18323 build_indirect_ref, c_parser_postfix_expression_after_primary.
18324 (c_parser_postfix_expression_after_primary): New location argument.
18326 (c_parser_expression_conv): Pass location to
18327 default_function_array_conversion.
18328 (c_parser_expr_list): Same.
18329 (c_parser_omp_atomic): Same.
18330 (c_parser_omp_for_loop): Same.
18331 * c-tree.h (struct c_declarator): Add comment to id_loc.
18332 (build_array_declarator): New argument.
18333 * c-decl.c (build_array_declarator): Add location argument.
18334 (grokdeclarator): Set id_loc for cdk_array.
18335 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
18336 build_array_declarator.
18337 * tree.c (build_omp_clause): Add location argument.
18338 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
18339 (OMP_CLAUSE_LOCATION): New macro.
18340 (struct tree_omp_clause): Add location field.
18341 (build_omp_clause): Add argument.
18342 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
18344 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
18345 (cp_parser_omp_clause_collapse): Same.
18346 (cp_parser_omp_clause_default): Same.
18347 (cp_parser_omp_clause_if): Same.
18348 (cp_parser_omp_clause_nowait): Same.
18349 (cp_parser_omp_clause_num_threads): Same.
18350 (cp_parser_omp_clause_ordered): Same.
18351 (cp_parser_omp_clause_schedule): Same.
18352 (cp_parser_omp_clause_untied): Same.
18353 (cp_parser_omp_for_loop): Same.
18354 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
18355 * c-tree.h (c_start_case): Add location argument.
18356 (c_process_expr_stmt): Same.
18357 (c_finish_goto_*): Same.
18358 * tree-parloops.c (initialize_reductions): Pass location to
18360 (create_parallel_loop): Same.
18361 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
18362 (gfc_trans_omp_reduction_list): Same.
18363 (gfc_trans_omp_clauses): Same.
18364 (gfc_trans_omp_do): Same.
18365 * c-typeck.c (c_finish_goto_label): Same.
18366 (c_finish_goto_ptr): New location argument.
18367 (c_start_case): Same.
18368 (emit_side_effect_warnings): Same.
18369 (c_process_expr_stmt): Same.
18370 (c_finish_stmt_expr): Same.
18371 (c_finish_omp_clauses): Use error_at instead of error.
18372 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
18374 * c-omp.c (c_split_parallel_clauses): New location argument.
18375 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
18376 to build_omp_clause.
18377 (convert_local_reference_stmt): Same.
18378 (convert_gimple_call): Same.
18379 * c-common.h (c_split_parallel_clauses): New argument.
18380 * c-parser.c (c_parser_statement_after_labels): Pass location to
18381 c_finish_goto_label.
18382 (c_parser_switch_statement): Pass location to c_start_case.
18383 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
18384 and c_process_expr_stmt.
18385 (c_parser_omp_variable_list): Add location argument.
18386 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
18387 (c_parser_omp_clause_default): Same.
18388 (c_parser_omp_clause_if): Same.
18389 (c_parser_omp_clause_num_threads): Same.
18390 (-c_parser_omp_clause_ordered): Same.
18391 (c_parser_omp_clause_reduction): Pass location to
18392 c_parser_omp_variable_list.
18393 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
18394 (c_parser_omp_clause_untied): Same.
18395 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
18396 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
18398 * c-tree.h (check_for_loop_decls, undeclared_variable,
18399 build_component_ref, build_array_ref, build_external_ref,
18400 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
18401 build_conditional_expr, build_compound_expr, c_cast_expr,
18402 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
18403 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
18405 * c-semantics.c (build_stmt): Same.
18406 (build_case_label): Same.
18407 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
18408 (undeclared_variable): New argument.
18409 (make_label): Same.
18410 (lookup_label): Pass location on down.
18411 (define_label): Same.
18412 (finish_decl): Same.
18413 (build_compound_literal): Same.
18414 (finish_struct): Same.
18415 (finish_function): Do not set location here.
18416 (check_for_loop_decls): New argument.
18417 * tree.c (save_expr): Set location.
18418 (build_empty_stmt): New argument.
18419 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
18420 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
18421 * builtins.c (gimplify_va_arg_expr): Use locations.
18422 (expand_builtin_sync_operation): Same.
18423 * c-typeck.c (build_component_ref): New argument.
18424 (build_array_ref): Same.
18425 (build_external_ref): Same.
18426 (c_expr_sizeof_expr): Same.
18427 (c_expr_sizeof_type): Same.
18428 (parser_build_unary_op): Same.
18429 (build_conditional_expr): Same.
18430 (build_compound_expr): Pass location on down.
18431 (build_compound_expr): New argument.
18432 (build_c_cast): Same.
18433 (c_cast_expr): Same.
18434 (build_asm_expr): Same.
18435 (c_finish_return): Same.
18436 (c_process_expr_stmt): Pass location on down.
18437 (c_finish_stmt_expr): New argument.
18438 (push_clenaup): Same.
18439 (c_finish_omp_parallel): Same.
18440 (c_finish_omp_task): Same.
18441 * gimplify.c (gimplify_call_expr): Pass location on down.
18442 * c-omp.c (c_finish_omp_master): New argument.
18443 (c_finish_omp_critical): Same.
18444 (c_finish_omp_ordered): Same.
18445 (c_finish_omp_barrier): Same.
18446 (-c_finish_omp_taskwait): Same.
18447 (c_finish_omp_atomic): Same.
18448 (c_finish_omp_flush): Same.
18449 * tree-inline.c (copy_tree_body_r): Pass location on down.
18450 (inline_forbidden_p): Remove use of input_location.
18451 * c-gimplify.c (c_build_bind_expr): New argument.
18452 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
18453 (c_sizeof_or_alignof_type): New argument.
18454 (c_alignof_expr): Same.
18455 (build_va_arg): Same.
18456 (c_add_case_label): Same.
18457 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
18458 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
18459 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
18460 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
18461 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
18462 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
18464 * stub-objc.c (objc_build_selector_expr): Same.
18465 (objc_build_throw_stmt): Same.
18466 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
18467 (c_parser_initelt): Same.
18468 (c_parser_compound_statement): Same.
18469 (c_parser_compound_statement_nostart): Same.
18470 (c_parser_label): Same.
18471 (c_parser_statement_after_labels): Same.
18472 (c_parser_if_body): Same.
18473 (c_parser_else_body): Same.
18474 (c_parser_if_statement): Same.
18475 (c_parser_switch_statement): Same.
18476 (c_parser_while_statement): Same.
18477 (c_parser_do_statement): Same.
18478 (c_parser_for_statement): Same.
18479 (c_parser_asm_statement): Same.
18480 (c_parser_conditional_expression): Same.
18481 (c_parser_binary_expression): Same.
18482 (c_parser_cast_expression): Same.
18483 (c_parser_unary_expression): Same.
18484 (c_parser_sizeof_expression): Same.
18485 (c_parser_alignof_expression): Same.
18486 (c_parser_postfix_expression): Same.
18487 (c_parser_expression): Same.
18488 (c_parser_objc_receiver): Same.
18489 (c_parser_omp_variable_list): Same.
18490 (c_parser_omp_structured_block): Same.
18491 (c_parser_omp_atomic): New argument.
18492 (c_parser_omp_barrier): Same.
18493 (c_parser_omp_critical): Same.
18494 (c_parser_omp_flush): Pass location on down.
18495 (c_parser_omp_for_loop): New argument.
18496 (c_parser_omp_for): Same.
18497 (c_parser_omp_master): Same.
18498 (c_parser_omp_ordered): Same.
18499 (c_parser_omp_sections_scope): Same.
18500 (c_parser_omp_sections): Same.
18501 (c_parser_omp_parallel): Same.
18502 (c_parser_omp_single): Same.
18503 (c_parser_omp_task): Same.
18504 (c_parser_omp_taskwait): Pass location on down.
18505 (c_parser_omp_construct): Same.
18506 (c_parser_omp_threadprivate): Same.
18507 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
18508 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
18509 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
18510 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
18511 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
18512 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
18513 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
18514 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
18515 config/i386/i386.c, stmt.c:
18516 Add location argument to the following function definitions and/or
18517 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
18518 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
18519 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
18520 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
18521 do_case, c_finish_bc_stmt, build_compound_literal,
18522 build_function_call.
18523 * c-decl.c (build_compound_literal): Add location argument.
18524 Make all diagnostic calls use location.
18525 (start_struct): Same.
18526 (finish_struct): Same.
18527 (start_enum): Same.
18528 (build_enumerator): Same.
18529 (start_function): Same.
18530 (grokdeclarator): Make all diagnostic calls use location.
18531 (store_parm_decls_oldstyle): Same.
18532 * c-typeck.c (build_function_call): Add location argument.
18533 Make all diagnostic calls use location.
18535 (c_finish_bc_stmt): Same.
18536 * tree-nested.c (get_trampoline_type): Add argument.
18537 Pass location to build_decl.
18538 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
18539 * rtl.h (RTL_LOCATION): New.
18540 * c-common.c (c_add_case_label): Add location argument.
18541 Make all diagnostic calls use location.
18542 * c-common.h: Add location argument to make_fname_decl, do_case,
18543 c_add_case_label, build_function_call, resolve_overloaded_builtin.
18544 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
18545 Set it appropriately for every case. Pass enum_loc to start_enum
18546 call. Pass value_loc first to build_enumerator. Pass enum_loc to
18548 (c_parser_struct_or_union_specifier): Save location. Use it for
18549 start_struct, finish_struct, and parser_xref_tag.
18551 2009-06-12 Ian Lance Taylor <iant@google.com>
18553 * fold-const.c (fold_unary): Rename local variable and to and_expr.
18555 * c-opts.c (c_common_handle_option): For -Wc++-compat set
18556 cpp_opts->warn_cxx_operator_names.
18558 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
18561 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
18562 is returns NULL and OP is a VCE, look through the VCE.
18564 2009-06-12 Ian Lance Taylor <iant@google.com>
18567 * collect2.c (main): Use CONST_CAST2 in code inside #if
18568 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
18570 2009-06-12 Joey Ye <joey.ye@intel.com>
18572 PR middle-end/39146
18573 * cfgexpand.c (get_decl_align_unit): Update
18574 max_used_stack_slot_alignment with align instead of
18575 stack_alignment_needed.
18577 * function.c (assign_stack_local_1): Update
18578 max_used_stack_slot_alignment with alignment_in_bits instead
18579 of stack_alignment_needed.
18580 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
18583 2009-06-12 Jakub Jelinek <jakub@redhat.com>
18585 * dwarf2out.c (last_var_location_insn): New variable.
18586 (dwarf2out_end_epilogue): Clear last_var_location_insn.
18587 (dwarf2out_var_location): Don't record anything after last real
18588 insn. Only change labels if there were any real instructions
18589 in between last note and this one, or if changed sections.
18591 2009-06-11 Richard Henderson <rth@redhat.com>
18593 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
18594 note when storing the frame pointer in a register.
18595 (FRP): Don't redefine to nothing for epilogue.
18596 (alpha_expand_epilogue): Mark register and sp restores.
18597 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
18599 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
18600 when gen_lowpart is needed.
18602 2009-06-11 Richard Henderson <rth@redhat.com>
18604 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
18606 * dwarf2out.c (need_data_align_sf_opcode): New.
18607 (div_data_align): Move earlier.
18608 (def_cfa_1, reg_save): Use it.
18610 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
18612 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
18613 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
18614 (ix86_handle_option): Handle OPT_mcrc32.
18615 (ix86_target_string): Add -mcrc32.
18616 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
18618 * config/i386/i386.h (TARGET_CRC32): New.
18620 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
18621 (sse4_2_crc32di): Likewise.
18623 * config/i386/i386.opt (mcrc32): New.
18625 * doc/invoke.texi: Document -mcrc32.
18627 2009-06-11 Richard Henderson <rth@redhat.com>
18629 * common.opt (gdwarf-): Accept a version number.
18630 * doc/invoke.texi (gdwarf-): Update docs.
18631 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
18632 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
18633 version level, and record it.
18635 * dwarf2.h (DW_CIE_VERSION): Remove.
18636 * dwarf2out.c (DWARF_VERSION): Remove.
18637 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
18638 (output_call_frame_info): Use CIE version 3 for dwarf3,
18639 or if the return register column is out of range for version 1.
18640 (dwarf_stack_op_name): Add all dwarf3 values.
18641 (DEBUG_PUBTYPES_SECTION): New.
18642 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
18643 encoding change for dwarf3.
18644 (output_die) [dw_val_class_die_ref]: Likewise.
18645 (output_compilation_unit_header): Emit correct version for dwarf3.
18646 (output_line_info): Likewise.
18647 (output_pubnames): Update for DWARF_VERSION removal.
18648 (output_aranges): Likewise.
18649 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
18650 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
18651 (dwarf2out_finish): Likewise.
18653 2009-06-11 David Daney <ddaney@caviumnetworks.com>
18655 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
18658 2009-06-11 David Daney <ddaney@caviumnetworks.com>
18661 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
18662 * builtins.c (expand_builtin_unreachable): New function.
18663 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
18664 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
18665 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
18667 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
18668 searching for missing barriers.
18670 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
18672 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
18673 when -fprofile-generate* was passed.
18674 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
18676 2009-06-11 Anthony Green <green@moxielogic.com>
18678 * config/moxie/moxie.md: Define length attribute for all instructions.
18680 (*b<cond:code>): Support limited branch ranges for new PC-relative
18681 branch instructions.
18682 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
18684 2009-06-11 Jakub Jelinek <jakub@redhat.com>
18686 * config/i386/i386.c (min_insn_size): Use get_attr_length
18687 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
18688 For __asm return 0.
18690 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
18691 instead of emit_insn_before.
18693 2009-06-10 Ian Lance Taylor <iant@google.com>
18696 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
18699 2009-06-10 Revital Eres <eres@il.ibm.com>
18701 * passes.c (init_optimization_passes): Reschedule
18702 predictive-commoning pass before complete unroll pass.
18704 2009-06-10 Martin Jambor <mjambor@suse.cz>
18706 * cgraph.c (cgraph_node_can_be_local_p): New function.
18707 (cgraph_make_node_local): New function.
18708 * cgraph.h (cgraph_node_can_be_local_p): Declare.
18709 (cgraph_make_node_local): Declare.
18711 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
18713 * tree.h (tree_base): Add packed_flag and user_align fields.
18714 Decrease size of spare field.
18715 (TYPE_USER_ALIGN): Use user_align from tree_base.
18716 (DECL_USER_ALIGN): Likewise.
18717 (TYPE_PACKED): Use packed_flag from tree_base.
18718 (DECL_PACKED): Likewise.
18719 (tree_type): Delete packed_flag and user_align fields. Widen
18720 precision field. Widen mode field and shuffle fields to align
18721 mode on an 8-bit boundary.
18722 (tree_decl_common): Delete decl_flag_1 and user_align fields.
18723 Renumber decl_flag_* fields. Fix comments. Widen
18724 decl_common_unused field.
18725 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
18726 (DECL_EXTERNAL): Likewise.
18727 (DECL_BIT_FIELD): Likewise.
18728 (DECL_NONADDRESSABLE_P): Likewise.
18729 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
18730 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
18732 2009-06-10 Ian Lance Taylor <iant@google.com>
18734 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
18735 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
18736 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
18737 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
18738 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
18739 DEF_VEC_ALLOC_FUNC_P.
18740 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
18741 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
18742 DEF_VEC_ALLOC_FUNC_O.
18743 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
18744 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
18745 DEF_VEC_ALLOC_FUNC_I.
18746 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
18747 (vec_stack_p_reserve_exact_1): Declare.
18748 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
18749 (vec_stack_free): Declare.
18750 (VEC_stack_alloc): Define.
18751 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
18752 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
18753 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
18754 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
18756 (stack_vecs): New static variable.
18757 (vec_stack_p_reserve_exact_1): New function.
18758 (vec_stack_o_reserve_1): New static function.
18759 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
18760 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
18761 (vec_stack_free): New function.
18762 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
18763 (VEC_df_ref_stack_alloc): Define.
18764 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
18765 DEF_VEC_ALLOC_P_STACK.
18766 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
18767 (struct df_collection_rec): Change _vec fields to VEC. Remove
18769 (df_free_collection_rec): Adjust for new fields.
18770 (df_insn_rescan): Use new df_collection_rec fields.
18771 (df_notes_rescan, df_canonize_collection_rec): Likewise.
18772 (df_ref_create_structure, df_ref_record): Likewise.
18773 (df_get_conditional_uses, df_get_call_refs): Likewise.
18774 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
18775 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
18776 (df_record_exit_block_uses, df_bb_verify): Likewise.
18777 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
18778 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
18779 Remove count parameter. Change return type to void. Change all
18781 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
18782 Remove count parameter. Change return type to void. Change all
18784 (df_install_refs): Change old_vec parameter to VEC. Remove count
18785 parameter. Change all callers.
18786 (df_install_mws): Change old_vec parameter to VEC. Remove count
18787 parameter. Change all callers.
18788 (df_refs_verify): Change new_rec parameter to VEC. Change call
18790 (df_mws_verify): Likewise.
18792 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
18794 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
18796 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
18798 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
18800 2009-06-10 Anthony Green <green@moxielogic.com>
18802 * config/moxie/crti.asm: New file.
18803 * config/moxie/crtn.asm: New file.
18804 * config/moxie/moxie.c: New file.
18805 * config/moxie/moxie.h: New file.
18806 * config/moxie/sfp-machine.h: New file.
18807 * config/moxie/moxie-protos.h: New file.
18808 * config/moxie/t-moxie: Created.
18809 * config/moxie/t-moxie-softfp: Created.
18810 * config/moxie/moxie.md: Created.
18811 * config/moxie/constraints.md: Created.
18812 * config.gcc: Add moxie support.
18813 * doc/md.texi (Machine Constraints): Add moxie constraints.
18814 * doc/contrib.texi (Contributors): Mention moxie port.
18815 * doc/install.texi (Specific): Mention the moxie port.
18817 2009-06-09 Ian Lance Taylor <iant@google.com>
18819 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
18820 compiling with C++.
18821 * optabs.c (optab_table): Only use designated initializers if
18822 HAVE_DESIGNATED_INITIALIZERS is defined.
18823 (convert_optab_table): Likewise.
18824 (init_optabs): Always call init_insn_codes if
18825 HAVE_DESIGNATED_INITIALIZERS is not defined.
18827 2009-06-09 Ian Lance Taylor <iant@google.com>
18829 * targhooks.c (default_builtin_vectorized_function): Change fn
18830 parameter to unsigned int.
18831 (default_builtin_vectorized_conversion): Change code parameter to
18833 (default_builtin_reciprocal): Change fn parameter to unsigned int.
18834 * targhooks.h: Update declarations.
18835 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
18836 parameter to unsigned int.
18838 * c-typeck.c (comptypes_check_enum_int): New static function.
18839 (comptypes_internal): Add enum_and_int_p parameter. Change all
18841 (comp_target_types): Add location parameter. Change all callers.
18842 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
18843 Change all callers.
18844 (function_types_compatible_p, type_lists_compatible_p): Likewise.
18845 (build_conditional_expr): Add colon_loc parameter. Change all
18847 (convert_for_assignment): Add location parameter. Change all callers.
18848 * c-parser.c (c_parser_conditional_expression): Pass location of
18849 colon to build_conditional_expr.
18850 * c-tree.h (build_conditional_expr): Update declaration.
18852 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
18854 * graphite.c: Revert previous patch.
18856 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
18859 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
18861 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
18863 * tree-ssa-loop-prefetch.c
18864 (loop_prefetch_arrays): Fixed a portability problem in printf format
18867 2009-06-09 Martin Jambor <mjambor@suse.cz>
18869 PR tree-optimization/40351
18870 * tree-sra.c (propagate_subacesses_accross_link): Check that a
18871 refrence to a potential artifical subaccess can be constructed.
18873 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
18875 * config/sh/sh-protos.h (sh_optimization_options): Declare.
18876 (sh_override_options): Likewise.
18877 * config/sh/sh.c: Include params.h.
18878 (sh_optimization_options): New.
18879 (sh_override_options): Likewise.
18880 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
18881 (OVERRIDE_OPTIONS): Use sh_override_options.
18883 2009-06-08 Jakub Jelinek <jakub@redhat.com>
18885 * dwarf2out.c (emit_cfa_remember): New variable.
18886 (add_fde_cfi): If emit_cfa_remember, recurse to add
18887 DW_CFA_remember_state first.
18888 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
18889 instead just set emit_cfa_remember.
18891 2009-06-08 Jan Hubicka <jh@suse.cz>
18894 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
18896 2009-06-08 Jan Hubicka <jh@suse.cz>
18898 PR middle-end/39834
18899 * cgraphunit.c (save_inline_function_body): Do not copy transform
18900 hooks for saved inline bodies.
18901 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
18902 for given function.
18904 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
18906 * jump.c (returnjump_p): Handle delayed branches. Add missing
18909 2009-06-08 Jan Hubicka <jh@suse.cz>
18911 PR middle-end/40102
18912 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
18913 original node might've been modified.
18914 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
18916 2009-06-08 Jakub Jelinek <jakub@redhat.com>
18918 * tree-object-size.c (addr_object_size): Add OSI argument.
18919 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
18920 (compute_builtin_object_size, expr_object_size): Adjust callers.
18921 (plus_stmt_object_size): Call addr_object_size instead of
18922 compute_builtin_object_size.
18924 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
18925 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
18927 * tree-ssa-loop-prefetch.c
18928 (gather_memory_references): Introduced a counter for the number of
18930 (anything_to_prefetch_p): Introduced a counter for the number of
18932 (is_loop_prefetching_profitable): New function with a cost model
18934 (loop_prefetch_arrays): Use the new cost model to determine if
18935 prefetching is profitable.
18936 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
18937 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
18938 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
18939 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
18940 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
18941 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
18943 2009-06-08 Michael Matz <matz@suse.de>
18946 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
18947 partitions use the same.
18948 (expand_one_var): Deal with DECL_RTL sometimes begin set also
18949 for basevars of SSA_NAMEs.
18950 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
18951 to not expand them twice.
18952 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
18955 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
18957 * common.opt (fcompare-debug=, fcompare-debug-second): New.
18958 (fdump-final-insns=, gtoggle): New.
18959 * doc/invoke.texi: Document them.
18960 * final.c (rest_of_clean_state): Dump final insn stream.
18961 * gcc.c (invoke_as): Hook in -fcompare-debug.
18962 (static_spec_functions): Add compare-debug-dump-opt,
18963 compare-debug-self-opt and compare-debug-auxbase-opt.
18964 (compare_debug, compare_debug_second, compare_debug_opt): New.
18965 (switches_debug_check, n_switches_debug_check): New.
18966 (debug_auxbase_opt, debug_check_temp_file): New.
18967 (process_command): Handle -fno-compare-debug, -fcompare-debug and
18969 (do_self_spec): Handle arguments after switches.
18970 (do_spec_1): Add .gk extension to temp file basenames for compare.
18971 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
18972 (cc1_options): Use it instead of normal auxbase computation for
18973 the second compare-debug compilation.
18974 (compare_files): New.
18975 (main): Set up and implement compare debug mode.
18976 (compare_debug_dump_opt_spec_function): New.
18977 (compare_debug_self_opt_spec_function): New.
18978 (compare_debug_auxbase_opt_spec_function): New.
18979 * toplev.c (process_options): Handle flag_gtoggle,
18980 flag_dump_final_insns.
18981 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
18982 during -fcompare-debug-second compilation.
18984 2009-06-07 Ian Lance Taylor <iant@google.com>
18986 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
18987 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
18989 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
18990 with no default node. Change warning with %H to warning_at.
18991 Don't clear warn_switch around case checking.
18992 * doc/invoke.texi (Warning Options): Clarify distinction between
18993 -Wswitch and -Wswitch-enum.
18995 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
18997 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
18999 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
19001 * gbl-ctors.h: Add header guard.
19003 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
19005 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
19006 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
19007 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
19008 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
19009 prototypes for removed functions.
19010 (expressions_equal_p): Move to ...
19011 * tree-ssa-sccvn.h: ... here and ...
19012 * matrix-reorg.c: ... adjust includes.
19014 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
19016 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
19018 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
19020 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
19021 (finish_function): Remove erroneous whitespace.
19023 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
19025 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
19026 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
19028 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
19030 * errors.c (internal_error): Commentary typo fix.
19031 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
19032 * tree-ssa-pre.c: Ditto.
19034 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
19036 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
19037 them is supposed to hold actual statements.
19039 2009-06-06 Ian Lance Taylor <iant@google.com>
19041 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
19042 empty statements can now have attributes.
19044 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
19046 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
19047 * config/mips/mips.md: Ditto.
19049 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
19051 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
19053 (__eabi_uconvert): Likewise.
19055 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
19057 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
19058 CFI_* definitions with IN_GCC.
19060 2009-06-05 David Edelsohn <edelsohn@gnu.org>
19062 * xcoffout.h (xcoffout_source_line): Update prototype.
19064 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19066 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
19067 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
19069 2009-06-05 Jakub Jelinek <jakub@redhat.com>
19071 PR middle-end/40340
19072 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
19073 inlined_function_outer_scope_p blocks for artificial inlines
19075 * tree.c (tree_nonartificial_location): Rewrite using
19076 block_nonartificial_location.
19078 2009-06-05 Revital Eres <eres@il.ibm.com>
19079 Leehod Baruch <leehod@il.ibm.com>
19081 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
19082 (expand_expr_real_1): Remove comment.
19083 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
19084 Vectorize misaligned access when the target supports it.
19085 (vect_supportable_dr_alignment): Check for unaligned access support.
19086 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
19089 2009-06-05 Julian Brown <julian@codesourcery.com>
19091 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
19092 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
19094 2009-06-05 Richard Guenther <rguenther@suse.de>
19097 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
19098 as possibly unused.
19100 2009-06-05 Jakub Jelinek <jakub@redhat.com>
19102 * config/s390/s390.c (global_not_special_regno_p): New static inline.
19103 (save_gprs): Don't tell unwinder when a global register is saved.
19104 (s390_emit_epilogue): Emit needed epilogue unwind info.
19106 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
19108 * dwarf2out.c (deferred_asm_name): New.
19109 (add_name_and_src_coords_attributes): Defer creation of
19110 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
19112 (move_linkage_attr): New.
19113 (dwarf2out_finish): Revisit deferrals and emit attributes at the
19116 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
19118 * tree-nested.c (finalize_nesting_tree_1): Declare the
19119 frame_decl in the binding tree.
19121 2009-06-04 Cary Coutant <ccoutant@google.com>
19123 * basic-block.h (struct basic_block_def): Add discriminator field.
19124 * dbxout.c (dbxout_source_line): Add new parameter. Change all
19126 * debug.c (do_nothing_debug_hooks): Add additional entry.
19127 (debug_nothing_int_charstar_int): New function.
19128 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
19129 (debug_nothing_int_charstar_int): New declaration.
19130 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
19131 discriminator value in .loc directive.
19132 * final.c (last_discriminator): New variable.
19133 (discriminator): New variable.
19134 (final_start_function): Initialize above variables, pass current
19135 discriminator to debug hook.
19136 (notice_source_line): Check for discriminator change.
19137 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
19138 * sdbout.c (sdbout_source_line): New parameter.
19139 * tree-cfg.c (struct locus_discrim_map): New structure type.
19140 (discriminator_per_locus): New hash table.
19141 (build_gimple_cfg): Allocate and free discriminator hash table.
19142 (make_edges): Call assign_discriminator.
19143 (locus_map_hash): New function.
19144 (locus_map_eq): New function.
19145 (next_discriminator_for_locus): New function.
19146 (same_line_p): New function.
19147 (assign_discriminator): New function.
19148 (make_cond_expr_edges): Call assign_discriminator.
19149 (make_gimple_switch_edges): Likewise.
19150 (first_non_label_stmt): New function.
19151 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
19153 * xcoffout.c (xcoffout_source_line): Add new parameter.
19155 * configure.ac (gcc_cv_as_discriminator): New configury check for
19156 gas support for discriminator.
19157 * configure: Regenerate.
19158 * config.in: Regenerate.
19160 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19162 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
19163 val after checking for integers.
19165 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
19167 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
19169 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
19170 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
19171 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
19172 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
19173 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
19174 X64_SSE_REGPARM_MAX.
19175 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
19176 X64_SSE_REGPARM_MAX.
19178 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
19180 * gcc.c (report_times_to_file): New.
19181 (execute): Implement it.
19182 (process_command): Support -time=.
19183 * doc/invoke.texi: Document it.
19185 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
19187 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
19188 that have value exprs.
19190 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
19192 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
19193 declarations for constants until...
19194 (dw2_output_indirect_constant_1): ... this point.
19196 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
19199 * arm.md (arm_addsi3): Don't try to split an add with an
19200 eliminable register until after reload has completed.
19202 2009-06-03 Ian Lance Taylor <iant@google.com>
19204 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
19205 * genattrtab.c (write_length_unit_log): Likewise.
19206 * genchecksum.c (dosum): Likewise.
19207 * gengtype.c (write_rtx_next): Likewise.
19208 (finish_root_table, write_roots): Likewise.
19209 * gimple.c (gimple_ops_offset_): Likewise.
19210 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
19211 * config/arc/arc.c (arc_attribute_table): Likewise.
19212 * config/arm/arm.c (arm_attribute_table): Likewise.
19213 * config/avr/avr.c (avr_attribute_table): Likewise.
19214 * config/crx/crx.c (crx_attribute_table): Likewise.
19215 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
19216 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
19217 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
19218 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
19219 * config/sh/sh.c (sh_attribute_table): Likewise.
19220 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
19221 * config/spu/spu.c (spu_attribute_table): Likewise.
19222 * config/v850/v850.c (v850_attribute_table): Likewise.
19224 * config/alpha/alpha.c (vms_attribute_table): Make static.
19225 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
19226 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
19227 * config/mips/mips.c (mips_attribute_table): Likewise.
19229 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
19231 (cc1-checksum.o): Likewise.
19233 2009-06-03 Steve Ellcey <sje@cup.hp.com>
19235 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
19237 2009-06-03 Jakub Jelinek <jakub@redhat.com>
19239 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
19240 insn if it is changing sp. Use gen_add3_insn instead of
19241 conditionally gen_addsi3 and gen_adddi3.
19242 (offset_below_red_zone_p): New static inline function.
19243 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
19244 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
19245 * config/rs6000/ppc-asm.h: Include auto-host.h.
19246 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
19247 CFI_RESTORE): Define.
19248 * config/rs6000/crtresxgpr.asm: Add unwind info.
19249 * config/rs6000/crtresxfpr.asm: Likewise.
19250 * config/rs6000/crtresgpr.asm: Likewise.
19251 * config/rs6000/crtresfpr.asm: Likewise.
19252 * config/rs6000/crtsavgpr.asm: Likewise.
19253 * config/rs6000/crtsavfpr.asm: Likewise.
19255 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
19256 argument of DWARF2_FRAME_REG_OUT macros.
19258 2009-06-03 Julian Brown <julian@codesourcery.com>
19260 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
19261 words or less (including TImode) in core registers.
19263 2009-06-03 Richard Guenther <rguenther@suse.de>
19265 PR middle-end/40328
19266 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
19268 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
19270 * statistics.c (statistics_counter_event): Do not record event
19271 in pass dump if its number == -1.
19272 (curr_statistics_hash): Add assert that we never get passes
19273 with static number == -1.
19275 2009-06-03 Richard Guenther <rguenther@suse.de>
19276 Andrey Belevantsev <abel@ispras.ru>
19278 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
19279 non-BLKmode arrays addressable.
19281 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
19283 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
19284 * config/m68k/m68k.h: ... here.
19286 2009-06-03 Martin Jambor <mjambor@suse.cz>
19288 PR tree-optimization/40323
19289 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
19292 2009-06-03 Richard Guenther <rguenther@suse.de>
19294 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
19297 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
19299 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
19300 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
19301 JUMP_TABLE_DATA_P where applicable.
19302 * config/sh/sh.c: Ditto.
19303 * config/sh/sh.h: Ditto.
19304 * config/sh/sh.md: Ditto.
19305 * config/sh/symbian.c: Ditto.
19307 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
19309 * config/i386/driver-i386.c (describe_cache): Optimize
19310 concatenation of strings. Use snprintf instead of sprintf.
19311 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
19312 target when not compiling with GCC.
19314 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
19316 * config/sh/sh.c: Revert last change.
19317 (sh_expand_epilogue): Emit a blockage insn before the frame
19318 pointer adjustment unconditionally.
19320 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
19322 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
19323 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
19324 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
19325 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
19326 to COLLECT_GCC_OPTIONS.
19328 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
19330 * collect2.c (target_system_root): New variable.
19331 (main): Handle --sysroot=.
19332 (ignore_library): Strip the sysroot from the library path.
19334 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
19336 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
19337 (collect2.o): Depend on collect2-aix.h.
19338 (collect2-aix.o): New rule.
19339 * collect2-aix.h: New file.
19340 * collect2-aix.c: Likewise.
19341 * collect2.c: Include collect2-aix.h. Don't undefine
19342 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
19343 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
19344 Use TARGET_AIX_VERSION instead of _AIX51.
19345 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
19346 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
19347 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
19348 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
19349 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
19351 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
19353 * collect2.c (ignore_library): Avoid premature post-increment
19354 and null deference.
19356 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
19358 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
19359 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
19360 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
19361 CROSS_DIRECTORY_STRUCTURE too.
19362 (LINK_LIBG_SPEC): Likewise.
19363 (LIB_SPEC): Add %R to sysroot paths.
19364 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
19365 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
19366 * config/rs6000/aix51.h: As for aix43.h.
19367 * config/rs6000/aix52.h: Likewise.
19368 * config/rs6000/aix53.h: Likewise.
19369 * config/rs6000/aix61.h: Likewise.
19370 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
19371 to the beginning of sysroot paths.
19373 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
19375 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
19376 INSN_LISTs that are out of the REG_NOTE range.
19378 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
19380 * loop-unroll.c (struct iv_to_split): Add pointer to next.
19381 (struct var_to_expand): Likewise.
19382 (struct opt_info): Add head and tail for linked lists of the above.
19383 (analyze_insn_to_expand_var): Initialize next.
19384 (analyze_iv_to_split_insn): Likewise.
19385 (analyze_insns_in_loop): Create linked lists.
19386 (allocate_basic_variable): Simplify for use without hash table.
19387 (insert_var_expansion_initialization): Likewise, make it type-safer.
19388 (combine_var_copies_in_loop_exit): Likewise.
19389 (apply_opt_in_copies): Walk lists rather than hash tables.
19390 (release_var_copies): Simplified and inlined by hand into...
19391 (free_opt_info): ... this function.
19393 2009-06-02 Richard Guenther <rguenther@suse.de>
19395 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
19398 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
19400 * cfgexpand.c (gimple_expand_cfg): Discard the source location
19401 only for builtins that are not overridden.
19403 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
19405 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
19408 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
19410 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
19412 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
19414 * combine.c (move_deaths): Compare LUIDs within the same BB only.
19416 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
19418 * common.opt (fdump-unnumbered-links): New.
19419 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
19420 * print-rtl.c (flag_dump_unnumbered_links): New.
19421 (print_rtx): Test it.
19423 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
19425 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
19426 push/pop multiple to 8-byte alignment.
19428 2009-06-01 Jakub Jelinek <jakub@redhat.com>
19430 * config/i386/i386.c (queued_cfa_restores): New static variable.
19431 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
19433 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
19434 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
19435 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
19436 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
19437 note unconditionally.
19438 (ix86_emit_restore_regs_using_mov): Likewise.
19439 (ix86_emit_restore_sse_regs_using_mov): Likewise.
19440 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
19441 it through to ix86_emit_restore_reg_using_pop.
19442 (ix86_emit_leave): Add RED_OFFSET argument. Call
19443 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
19444 instead of adding REG_CFA_OFFSET note unconditionally.
19445 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
19446 the above functions. Call ix86_add_queued_cfa_restore_notes when
19449 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
19450 force output of the label even for dwarf2out_do_cfi_asm.
19451 (add_fde_cfi): If -g2 and above and cfi might change CFA,
19452 force creation of CFI label and chain DW_CFA_set_loc jumping to it
19453 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
19455 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
19456 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
19457 dwarf2out_cfi_label callers.
19458 * tree.h (dwarf2out_cfi_label): Adjust prototype.
19459 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
19460 Adjust dwarf2out_cfi_label callers.
19461 * config/vax/vax.c (vax_output_function_prologue): Likewise.
19463 * config/i386/i386.h (struct machine_cfa_state,
19464 struct machine_function): Guard with ifndef USED_FOR_TARGET
19465 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
19468 * emutls.c (__emutls_get_address): Change arr->size to mean number
19469 of allocated arr->data entries instead of # of slots + 1.
19471 PR middle-end/40316
19472 * recog.c (peep2_reinit_state): New function.
19473 (peephole2_init_state): Use it at the end of a basic block and also
19474 when seeing a RTX_FRAME_RELATED_P insn.
19476 2009-06-01 Steve Ellcey <sje@cup.hp.com>
19478 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
19479 fixuns_truncrfdi2): New.
19480 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
19481 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
19482 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
19483 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
19484 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
19485 *recip_approx): Remove.
19486 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
19487 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
19488 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
19490 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
19493 2009-06-01 Ian Lance Taylor <iant@google.com>
19495 * attribs.c (register_attribute): Use CONST_CAST.
19496 * collect2.c (main): Use CONST_CAST2.
19497 (scan_prog_file): Likewise.
19498 * gcc.c (process_command, main): Likewise.
19499 * toplev.c (toplev_main): Likewise.
19501 * c-typeck.c (handle_warn_cast_qual): New static function,
19502 partially broken out of build_c_cast.
19503 (build_c_cast): Call handle_warn_cast_qual.
19504 * doc/invoke.texi (Warning Options): Document new effect of
19507 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
19509 * diagnostic.c (diagnostic_build_prefix): Always print columns.
19510 (diagnostic_report_current_module): Print columns.
19511 * common.opt (flag_show_column): Enable by default.
19513 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
19515 * alias.c (find_base_term): Check for NULL term before returning.
19517 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
19519 Revert due to PR40320:
19520 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
19521 * calls.c (emit_library_call_value_1): Don't force_operand for move
19524 2009-06-01 Olivier Hainque <hainque@adacore.com>
19525 Eric Botcazou <ebotcazou@adacore.com>
19527 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
19528 to be processed as a bitfield for constructor output purposes.
19529 * output.h (initializer_constant_valid_for_bitfield_p): Declare
19531 * varasm.c (oc_local_state): New type, output_constructor
19532 local state to support communication with helpers.
19533 (oc_outer_state): New type, output_constructor outer state of
19534 relevance in recursive calls.
19535 (output_constructor_array_range): New output_constructor helper,
19536 extracted code for an array range element.
19537 (output_constructor_regular_field): New output_constructor helper,
19538 extracted code for an element that is not a bitfield.
19539 (output_constructor_bitfield): New output_constructor helper,
19540 extracted code for a bitfield element. Accept an OUTER state
19541 argument for recursive processing. Recurse on record or array
19542 CONSTRUCTOR values, possibly past noop conversions.
19543 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
19544 VALUE is a valid constant-valued expression for use in a static
19545 bit-field initializer.
19546 (output_constructor): Rework to use helpers. Accept and honor an
19547 OUTER state argument for recursive calls. Return total size. Be
19548 prepared for nested constructors initializing bitfields.
19549 (output_constant): Feed OUTER in calls to output_constructor.
19551 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
19553 * calls.c (emit_library_call_value_1): Don't force_operand for move
19556 2009-06-01 Nick Clifton <nickc@redhat.com>
19558 * doc/invoke.texi (IA-64 Options): Fix typo.
19560 2009-06-01 Ira Rosen <irar@il.ibm.com>
19562 PR tree-optimization/39129
19563 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
19565 (vect_do_peeling_for_loop_bound): Use
19566 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
19567 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
19568 (vect_loop_versioning): Likewise.
19569 (vect_create_cond_for_alias_checks): Fix indentation.
19570 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
19572 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
19573 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
19574 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
19575 "control flow in loop".
19576 (vect_estimate_min_profitable_iters): Use
19577 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
19578 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
19579 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
19580 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
19581 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
19582 statement belongs to a group of strided accesses with the exact code
19584 (vectorizable_load): Likewise.
19585 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
19586 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
19588 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
19590 * config/freebsd-stdint.h: New file.
19591 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
19592 Add freebsd-stdint.h to tm_file.
19594 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
19596 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
19597 (thumb2_extendhidi2): Likewise.
19599 2009-05-31 Ian Lance Taylor <iant@google.com>
19601 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
19603 2009-05-31 Ian Lance Taylor <iant@google.com>
19605 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
19606 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
19607 (ipa-reference.o): Depend upon gt-ipa-reference.h.
19609 2009-05-31 Jason Merrill <jason@redhat.com>
19611 * tree-pretty-print.c (print_call_name): Take the callee, not the
19612 call itself. Make non-static. Use dump_function_name for functions.
19613 (dump_generic_node): Adjust.
19614 * diagnostic.h: Declare print_call_name.
19615 * gimple-pretty-print.c (dump_gimple_call): Use it.
19617 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
19619 * config/sh/sh.md (ashldi3_std): New define_expand.
19622 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
19625 * config/sh/sh.c: Include debug.h.
19626 (sh_expand_epilogue): Emit a blockage insn before the frame
19627 pointer adjustment also when dwarf2out_do_frame returns true.
19629 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
19631 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
19632 (thumb2_extendqidi2): New pattern.
19634 2009-05-31 Ira Rosen <irar@il.ibm.com>
19636 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
19637 mark phis for renaming.
19638 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
19639 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
19640 Call mark_sym_for_renaming.
19641 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
19642 * tree-vect-loop.c (vect_transform_loop): Remove
19643 vect_memsyms_to_rename initialization and a call to
19644 mark_set_for_renaming.
19646 2009-05-31 Jakub Jelinek <jakub@redhat.com>
19648 PR middle-end/40304
19649 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
19650 frame related even if !set_cfa && style < 0.
19652 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
19654 * config/i386/mingw-tls.c: New file.
19655 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
19656 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
19657 defining _WIN32 but not __CYGWIN__.
19659 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19661 * configure.ac: Add MPC support.
19663 * config.in, configure: Regenerate.
19665 2009-05-29 Richard Henderson <rth@redhat.com>
19667 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
19668 NOTE_INSN_BASIC_BLOCK.
19669 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
19670 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
19671 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
19673 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
19675 (add_cfi): Disable check redefining cfa away from drap.
19676 (lookup_cfa_1): Add remember argument; handle remember/restore.
19677 (lookup_cfa): Pass remember argument.
19678 (cfa_remember): New.
19679 (compute_barrier_args_size_1): Remove sibcall check.
19680 (dwarf2out_frame_debug_def_cfa): New.
19681 (dwarf2out_frame_debug_adjust_cfa): New.
19682 (dwarf2out_frame_debug_cfa_offset): New.
19683 (dwarf2out_frame_debug_cfa_register): New.
19684 (dwarf2out_frame_debug_cfa_restore): New.
19685 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
19686 (dwarf2out_begin_epilogue): New.
19687 (dwarf2out_frame_debug_restore_state): New.
19688 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
19689 DW_CFA_restore_state.
19690 (output_cfi_directive): Likewise.
19691 (convert_cfa_to_fb_loc_list): Likewise.
19692 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
19693 * dwarf2out.h: Update.
19694 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
19695 (copy_insn_1): Early out for null.
19696 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
19697 and dwarf2out_frame_debug_restore_state.
19698 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
19699 (prologue_insn_hash, epilogue_insn_hash): New.
19700 (free_after_compilation): Adjust freeing accordingly.
19701 (record_insns): Create hash table if needed; push insns into
19702 hash instead of array.
19703 (maybe_copy_epilogue_insn): New.
19704 (contains): Search hash table instead of array.
19705 (sibcall_epilogue_contains): Remove.
19706 (thread_prologue_and_epilogue_insns): Split eh_return insns
19707 and mark them as epilogues.
19708 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
19709 scanning in terms of basic blocks.
19710 * insn-notes.def (CFA_RESTORE_STATE): New.
19711 * jump.c (returnjump_p_1): Accept EH_RETURN.
19712 (eh_returnjump_p_1, eh_returnjump_p): New.
19713 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
19714 CFA_REGISTER, CFA_RESTORE): New.
19715 * rtl.def (EH_RETURN): New.
19716 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
19718 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
19719 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
19721 * config/i386/i386.c (gen_push): Update cfa state.
19722 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
19723 add a CFA_ADJUST_CFA note.
19724 (ix86_dwarf_handle_frame_unspec): Remove.
19725 (ix86_expand_prologue): Update cfa state.
19726 (ix86_emit_restore_reg_using_pop): New.
19727 (ix86_emit_restore_regs_using_pop): New.
19728 (ix86_emit_leave): New.
19729 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
19730 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
19731 * config/i386/i386.h (struct machine_cfa_state): New.
19732 (ix86_cfa_state): New.
19733 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
19734 (eh_return_internal): Merge from eh_return_<mode>,
19735 use eh_return rtx, split w/ epilogue.
19737 2009-05-29 Ian Lance Taylor <iant@google.com>
19739 * builtins.c (validate_gimple_arglist): Don't use va_arg with
19741 * calls.c (emit_library_call_value_1): Likewise.
19743 * c-typeck.c (c_build_va_arg): New function.
19744 * c-tree.h (c_build_va_arg): Declare.
19745 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
19746 instead of build_va_arg.
19748 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
19750 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
19751 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
19752 (ptr_difference_cost): Use affine combinations to compute it.
19753 (difference_cost): Likewise.
19754 (get_computation_cost_at): Compute more accurate cost for addresses
19755 if the ratio is a multiplier allowed in addresses.
19756 For non-addresses, consider that an additional offset or symbol is
19759 2009-05-29 Jakub Jelinek <jakub@redhat.com>
19761 * config/i386/i386.c (ix86_decompose_address): Avoid useless
19762 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
19764 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
19765 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
19766 (prefix_rex): For UNIT_MMX don't imply the prefix by default
19768 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
19769 to 1 for TYPE_SSE{IADD1,CVT1}.
19770 (prefix_vex_imm8): Removed.
19771 (length_vex): Only pass 1 as second argument to
19772 ix86_attr_length_vex_default if prefix_extra is 0.
19773 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
19774 (length): For prefix vex computation use length_immediate
19775 attribute instead of prefix_vex_imm8.
19776 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
19777 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
19778 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
19779 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
19780 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
19781 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
19782 a space in between the operands.
19783 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
19784 if one operand is 0xff and the other one si, di, bp or sp.
19785 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
19786 other one si, di, bp or sp.
19787 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
19788 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
19789 type and mode attributes.
19790 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
19791 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
19792 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
19793 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
19794 prefix_data16 attribute iff MODE_DF.
19795 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
19796 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
19797 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
19798 constm128_operand in length_immediate computation.
19799 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
19800 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
19801 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
19802 length_immediate attribute to 1.
19803 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
19804 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
19805 for certain alternatives.
19806 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
19807 prefix_data16 attribute if MODE_V1DF.
19808 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
19809 length_immediate to 1.
19810 (set_got_rex64, set_rip_rex64): Remove length attribute, set
19811 length_address to 4, set mode attribute to MODE_DI.
19812 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
19813 (fxam<mode>2_i387): Set length attribute to 4.
19814 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
19815 *prefetch_3dnow_rex): Override length_address attribute.
19816 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
19818 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
19819 (constm128_operand): Removed.
19820 * config/i386/i386.c (memory_address_length): For
19821 disp && !index && !base in 64-bit mode account for SIB byte if
19822 print_operand_address can't optimize disp32 into disp32(%rip)
19823 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
19824 for fs: or gs: segment.
19825 (ix86_attr_length_immediate_default): When checking if shortform
19826 is possible, truncate immediate to the length of the non-shortened
19828 (ix86_attr_length_address_default): Ignore MEM_P operands
19830 (ix86_attr_length_vex_default): Only check for DImode on
19831 GENERAL_REG_P operands.
19832 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
19833 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
19834 (sse_cvttps2pi): Clear prefix_rep attribute.
19835 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
19837 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
19838 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
19839 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
19840 iff operand 2 is const_int_operand.
19841 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
19842 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
19843 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
19845 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
19847 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
19848 prefix_data16 attribute for movlpd and movhpd instructions.
19849 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
19850 length_immediate for shufpd instruction.
19851 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
19852 (avx_cmpp<avxmodesuffixf2c><mode>3,
19853 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
19854 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
19855 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
19856 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
19857 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
19858 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
19859 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
19860 prefix_data16 attribute for the first alternative to 1.
19861 (*avx_loadlps): Override length_immediate for the first alternative.
19862 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
19863 attributes for second alternative.
19864 (*vec_concatv2sf_sse4_1): Override length_immediate and
19865 prefix_data16 attributes for second alternative.
19866 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
19867 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
19868 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
19869 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
19870 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
19871 prefix_data16 and length_immediate to 1.
19872 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
19874 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
19875 prefix_extra attribute for variants that don't have 0f prefix alone.
19876 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
19877 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
19878 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
19879 *sse4_1_pextrd): Set length_immediate to 1.
19880 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
19881 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
19883 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
19884 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
19885 length_immediate to 1 for second alternative.
19886 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
19887 prefix_extra and length_immediate attributes for the first
19889 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
19891 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
19892 to 1 for the first and third alternative.
19893 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
19895 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
19897 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
19899 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
19900 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
19901 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
19902 *avx_psign<mode>3): Set prefix_extra attribute to 1.
19903 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
19904 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
19905 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
19906 ssse3_psign<mode>3): Override prefix_rex attribute.
19907 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
19908 (ssse3_palignrti): Override length_immediate to 1.
19909 (ssse3_palignrdi): Override length_immediate to 1, override
19910 prefix_rex attribute.
19911 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
19912 (sse4a_extrqi): Override length_immediate to 2.
19913 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
19914 (sse4a_insertq): Override prefix_data16 to 0.
19915 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
19916 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
19917 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
19918 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
19919 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
19920 and length_immediate to 1.
19921 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
19922 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
19923 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
19924 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
19925 and length_immediate to 1.
19926 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
19927 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
19928 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
19929 avx_ptest256): Override prefix_extra to 1.
19930 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
19931 Override prefix_data16 and length_immediate to 1.
19932 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
19933 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
19934 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
19935 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
19936 prefix_data16 to 0 and prefix_extra to 2.
19937 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
19938 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
19940 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
19941 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
19942 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
19943 and prefix_extra to 2.
19944 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
19945 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
19946 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
19947 avx_vpermilvar<mode>3,
19948 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
19949 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
19950 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
19951 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
19952 Override prefix_extra to 1.
19953 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
19954 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
19955 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
19956 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
19957 prefix_extra and length_immediate to 1.
19958 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
19960 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
19961 to 1 for the first alternative.
19962 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
19963 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
19965 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
19966 *movv2sf_internal_avx, *movv2sf_internal): Override
19967 prefix_rep attribute for certain alternatives.
19968 (*mov<mode>_internal): Override prefix_rep or prefix_data16
19969 attributes for certain alternatives.
19970 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
19971 attributes for certain alternatives.
19972 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
19973 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
19974 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
19975 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
19976 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
19977 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
19978 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
19979 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
19980 length_immediate to 1 if operand 2 is const_int_operand.
19981 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
19982 *vec_extractv2si_1): Set length_immediate attribute to 1.
19983 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
19984 using old 3DNOW insn rather than SSE/3DNOW_A.
19985 (mmx_emms, mmx_femms): Clear modrm attribute.
19987 2009-05-29 Martin Jambor <mjambor@suse.cz>
19989 * tree-sra.c: New implementation of SRA.
19991 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
19992 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
19993 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
19994 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
19995 (SRA_MAX_STRUCTURE_COUNT): Removed.
19996 (SRA_FIELD_STRUCTURE_RATIO): Removed.
19997 * doc/invoke.texi (sra-max-structure-size): Removed.
19998 (sra-field-structure-ratio): Removed.
20000 2009-05-29 Jakub Jelinek <jakub@redhat.com>
20002 PR middle-end/40291
20003 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
20006 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
20008 PR rtl-optimization/40101
20009 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
20010 seqno. Adjust comment.
20011 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
20012 inserting bookkeeping before a jump, the jump is not scheduled.
20013 When no positive seqno found, provide a value. Add comment.
20015 2009-05-29 Richard Guenther <rguenther@suse.de>
20017 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
20018 short-cutting on the first component.
20020 2009-05-29 Jakub Jelinek <jakub@redhat.com>
20022 PR middle-end/39958
20023 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
20024 for trees other than decls/types.
20026 2009-05-29 Richard Guenther <rguenther@suse.de>
20028 * tree-ssa-operands.c (get_expr_operands): Do not handle
20029 INDIRECT_REFs in the handled-component case. Remove
20030 unused get_ref_base_and_extent case.
20031 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
20032 tree_low_cst and host_integerp where possible.
20033 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
20034 codes for equivalence.
20035 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
20037 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
20039 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
20040 to tmake_file for i[34567]86-*-cygwin*.
20042 2009-05-29 Jakub Jelinek <jakub@redhat.com>
20045 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
20046 (altivec_categorize_keyword, init_vector_keywords,
20047 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
20050 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
20052 * tree.c (handle_dll_attribute): Check if node is
20053 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
20055 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
20057 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
20059 (thumb2_zero_extendqidi2): Likewise.
20061 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
20063 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
20064 instead of gen_movrt.
20065 * config/sh/sh.md (movrt): Remove.
20067 2009-05-28 Steve Ellcey <sje@cup.hp.com>
20069 * doc/invoke.texi (IA-64 Options):
20070 Add -msdata, -mfused-madd, -mno-inline-float-divide,
20071 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
20072 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
20073 -msched-prefer-non-control-spec-insns,
20074 -msched-stop-bits-after-every-cycle,
20075 -msched-count-spec-in-critical-path,
20076 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
20077 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
20078 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
20079 and -msched-spec-verbose.
20081 2009-05-28 Joseph Myers <joseph@codesourcery.com>
20083 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
20084 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
20086 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
20088 2009-05-28 Richard Guenther <rguenther@suse.de>
20090 * tree-ssa-alias.c (ao_ref_init): New function.
20091 (ao_ref_base): Likewise.
20092 (ao_ref_base_alias_set): Likewise.
20093 (ao_ref_alias_set): Likewise.
20094 (refs_may_alias_p_1): Change signature.
20095 (refs_may_alias_p): Adjust.
20096 (refs_anti_dependent_p): Likewise.
20097 (refs_output_dependent_p): Likewise.
20098 (call_may_clobber_ref_p_1): Change signature.
20099 (call_may_clobber_ref_p): Adjust.
20100 (stmt_may_clobber_ref_p_1): New function split out from ...
20101 (stmt_may_clobber_ref_p): ... here.
20102 (maybe_skip_until): Adjust signature.
20103 (get_continuation_for_phi): Likewise.
20104 (walk_non_aliased_vuses): Likewise.
20105 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
20106 (ao_ref_init): Declare.
20107 (ao_ref_base): Likewise.
20108 (ao_ref_alias_set): Likewise.
20109 (stmt_may_clobber_ref_p_1): Likewise.
20110 (walk_non_aliased_vuses): Adjust.
20111 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
20112 (get_ref_from_reference_ops): remove.
20113 (vn_reference_lookup_2): Adjust signature.
20114 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
20115 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
20116 (vn_reference_lookup): Adjust.
20117 (vn_reference_insert): Likewise.
20118 (vn_reference_insert_pieces): Adjust signature.
20119 (visit_reference_op_call): Adjust.
20120 * tree-ssa-pre.c (get_expr_type): Simplify.
20121 (phi_translate_1): Adjust.
20122 (compute_avail): Likewise.
20123 (translate_vuse_through_block): Do not re-build trees.
20124 (value_dies_in_block_x): Likewise.
20125 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
20127 (vn_reference_lookup_pieces): Adjust declaration.
20128 (vn_reference_insert_pieces): Likewise.
20130 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
20132 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
20133 with checking disabled.
20135 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
20139 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
20140 macro definition for support of three-operand format aligned
20141 .comm directive in assembler on cygwin/pe/mingw target OS.
20142 * configure: Regenerate.
20143 * config.h: Regenerate.
20145 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
20146 aligned form of .comm directive if -mpe-aligned-commons is in effect.
20147 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
20149 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
20150 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
20152 2009-05-28 Ira Rosen <irar@il.ibm.com>
20154 PR tree-optimization/40254
20155 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
20156 in analysis of basic blocks.
20158 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
20160 PR middle-end/33699
20161 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
20162 * target-def.h (TARGET_CONST_ANCHOR): New macro.
20163 (TARGET_INITIALIZER): Use it.
20164 * cse.c (CHEAPER): Move it up to the other macros.
20165 (insert): Rename this ...
20166 (insert_with_costs): ... to this. Add cost parameters. Update
20168 (insert): New function. Call insert_with_costs.
20169 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
20170 find_reg_offset_for_const, try_const_anchors): New functions.
20171 (cse_insn): Call try_const_anchors. Adjust cost of src_related
20172 when using a const-anchor. Call insert_const_anchors.
20173 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
20174 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
20176 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
20178 * tree-inline.c (remap_decls): Enable nonlocalized variables
20179 when not optimizing.
20181 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
20183 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
20184 Simplify other tests involving optimize.
20186 2009-05-27 Tom Tromey <tromey@redhat.com>
20188 * unwind-dw2.c (_Unwind_DebugHook): New function.
20189 (uw_install_context): Call _Unwind_DebugHook.
20191 2009-05-27 Tom Tromey <tromey@redhat.com>
20193 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
20195 2009-05-27 Ian Lance Taylor <iant@google.com>
20197 * Makefile.in (LINKER, LINKER_FLAGS): Define.
20198 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
20199 (ALL_LINKERFLAGS): Define.
20200 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
20201 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
20202 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
20203 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
20204 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
20205 $(LINKER_FOR_BUILD).
20206 (build/gcov-iov$(build_exeext)): Likewise.
20208 2009-05-27 Julian Brown <julian@codesourcery.com>
20210 * gcse.c (target.h): Include.
20211 (can_assign_to_reg_without_clobbers_p): Check that the target allows
20212 copy of argument to a pseudo register.
20214 2009-05-27 Diego Novillo <dnovillo@google.com>
20216 * tree-ssa-live.c (dump_scope_block): Document arguments.
20217 (dump_scope_blocks): Document.
20218 (debug_scope_blocks): New.
20219 * tree-flow.h (debug_scope_blocks): Declare.
20221 2009-05-21 Denis Chertykov <denisc@overta.ru>
20223 * doc/contrib.texi (Contributors): Add myself to the list.
20225 2009-05-27 Olivier Hainque <hainque@adacore.com>
20227 * expr.c (target_align): New function. Alignment the TARGET of an
20228 assignment may be assume to have.
20229 (highest_pow2_factor_for_target): Use it instead of relying on
20230 immediate tree attributes of TARGET, not necessarily honored when
20231 intermediate bitfields are involved.
20233 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
20236 * config/i386/driver-i386.c (host_detect_local_cpu): Support
20237 AVX, SSE4, AES, PCLMUL and POPCNT.
20239 2009-05-27 Diego Novillo <dnovillo@google.com>
20241 * tree-pretty-print.c (dump_location): New.
20242 (dump_generic_node): Call it.
20243 Factor code to handle BLOCK nodes ...
20244 (dump_block_node): ... here.
20246 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
20248 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
20250 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
20252 * gcc-plugin.h: Include config.h and system.h.
20253 (IN_GCC): Define if not defined.
20255 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
20257 PR middle-end/40249
20258 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
20261 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
20263 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
20265 * config/m32r/m32r.h: Ditto.
20266 * config/m32r/m32r.md: Ditto.
20267 * config/m32r/predicates.md: Ditto.
20269 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
20271 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
20273 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
20276 (Loading plugins): typo.
20277 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
20278 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
20279 (Interacting with the GCC Garbage Collector): Added new section.
20280 (Giving information about a plugin): Added new section for
20282 * ggc.h (ggc_register_root_tab): Added declaration.
20283 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
20284 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
20285 (register_callback): Improved comment in declaration.
20286 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
20287 (extra_root_vec) Added static variable for dynamic roots registration.
20288 (ggc_register_root_tab) Added new routine.
20289 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
20290 PLUGIN_GGC_MARKING event.
20291 * ggc-zone.c: Include plugin.h.
20292 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
20293 * ggc-page.c: Include plugin.h.
20294 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
20295 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
20296 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
20297 (register_callback): check lack of callbacks for
20298 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
20299 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
20300 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
20301 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
20302 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
20303 dependency on plugin.h.
20304 (plugin.o): Added dependency on ggc.h...
20306 2009-05-26 Richard Guenther <rguenther@suse.de>
20308 PR middle-end/40248
20310 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
20311 with mismatched comparison modes.
20313 * expr.c (expand_expr_real_1): Expand the operand of a
20314 VIEW_CONVERT_EXPR in its natural mode.
20316 2009-05-26 Ian Lance Taylor <iant@google.com>
20318 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
20319 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
20320 (ALL_COMPILERFLAGS): Define.
20321 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
20322 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
20323 (collect2$(exeext), collect2.o): Likewise.
20324 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
20325 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
20326 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
20327 (libbackend.o, intl.o, cppdefault.o): Likewise.
20328 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
20329 (build/%.o): Use $(COMPILER_FOR_BUILD).
20330 (build/gen%$(build_exeext)): Likewise.
20331 (build/gcov-iov$(build_exeext)): LIkewise.
20332 * config/t-darwin (darwin.o): Use $(COMPILER).
20333 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
20334 * config/t-sol2 (sol2-c.o): Likewise.
20335 (sol2.o): Likewise.
20336 * config/t-vxworks (vxworks.o): Likewise.
20337 * config/x-darwin (host-darwin.o): Likewise.
20338 * config/x-hpux (host-hpux.o): Likewise.
20339 * config/x-linux (host-linux.o): Likewise.
20340 * config/x-solaris (host-solaris.o): Likewise.
20341 * config/alpha/x-alpha (driver-alpha.o): Likewise.
20342 * config/arm/t-arm (arm-c.o): Likewise.
20343 * config/arm/t-pe (pe.o): Likewise.
20344 * config/arm/t-wince-pe (pe.o): Likewise.
20345 * config/i386/t-cygming (winnt.o): Likewise.
20346 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
20347 * config/i386/t-cygwin (cygwin1.o): Likewise.
20348 (cygwin2.o): Likewise.
20349 * config/i386/t-i386 (i386-c.o): Likewise.
20350 * config/i386/t-interix (winnt.o): Likewise.
20351 * config/i386/t-netware (netware.o): Likewise.
20352 * config/i386/t-nwld (nwld.o): Likewise.
20353 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
20354 * config/i386/x-i386 (driver-i386.o): Likewise.
20355 * config/i386/x-cygwin (host-cygwin.o): Likewise.
20356 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
20357 * config/ia64/t-ia64 (ia64-c.o): Likewise.
20358 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
20359 * config/mips/x-native (driver-native.o): Likewise.
20360 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
20361 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
20362 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
20363 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
20364 * config/score/t-score-elf (score7.o): Likewise.
20365 (score3.o): Likewise.
20366 * config/sh/t-sh (sh-c.o): Likewise.
20367 * config/sh/t-symbian (sh-c.o): Likewise.
20368 (symbian.o): Likewise.
20369 * config/spu/t-spu-elf (spu-c.o): Likewise.
20370 * config/v850/t-v850 (v850-c.o): Likewise.
20371 * config/v850/t-v850e (v850-c.o): Likewise.
20373 2009-05-26 Richard Guenther <rguenther@suse.de>
20375 PR tree-optimization/40122
20376 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
20377 VECTOR_CSTs if possible.
20378 (fold_gimple_assign): Likewise.
20380 2009-05-26 Richard Guenther <rguenther@suse.de>
20382 PR middle-end/40252
20383 * fold-const.c (fold_binary): Use the correct types for building
20386 2009-05-26 Richard Guenther <rguenther@suse.de>
20388 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
20389 redundant calls to merge_alias_info.
20390 (bump_vector_ptr): Likewise.
20391 * tree-ssa-copy.c (merge_alias_info): Remove.
20392 (replace_exp_1): Remove call to merge_alias_info.
20393 (propagate_tree_value): Likewise.
20394 (fini_copy_prop): Propagate points-to info.
20395 * tree-flow.h (merge_alias_info): Remove.
20397 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
20399 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
20401 2009-05-25 Jan Hubicka <jh@suse.cz>
20403 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
20404 * cgraph.h (struct inline_summary): New filed self_wize,
20405 size_inlining_benefit, self_time and time_inlining_benefit.
20406 (struct cgraph_global_info): Replace insns by time ans size fields.
20407 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
20408 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
20409 (ipcp_update_callgraph): Do not touch function bodies.
20410 * ipa-inline.c: Include except.h
20411 (MAX_TIME): New constant.
20412 (overall_insns): Remove.
20413 (leaf_node_p): New.
20414 (overall_size, max_benefit): New static variables.
20415 (cgraph_estimate_time_after_inlining): New function.
20416 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
20417 (cgraph_clone_inlined_nodes): Update size.
20418 (cgraph_mark_inline_edge): Update size.
20419 (cgraph_estimate_growth): Use size info.
20420 (cgraph_check_inline_limits): Check size.
20421 (cgraph_default_inline_p): Likewise.
20422 (cgraph_edge_badness): Compute badness based on benefit and size cost.
20423 (cgraph_decide_recursive_inlining): Check size.
20424 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
20426 (cgraph_decide_inlining): Likewise.
20427 (cgraph_decide_inlining_incrementally): Likewise; honor
20428 PARAM_EARLY_INLINING_INSNS.
20429 (likely_eliminated_by_inlining_p): New predicate.
20430 (estimate_function_body_sizes): New function.
20431 (compute_inline_parameters): Use it.
20432 * except.c (must_not_throw_labels): New function.
20433 * except.h (must_not_throw_labels): Declare.
20434 * tree-inline.c (init_inline_once): Kill inlining_weigths
20435 * tree-ssa-structalias.c: Avoid uninitialized warning.
20436 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
20437 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
20438 (PARAM_INLINE_CALL_COST): Remove.
20439 (PARAM_EARLY_INLINING_INSNS): New.
20441 2009-05-25 Richard Guenther <rguenther@suse.de>
20443 PR tree-optimization/36327
20444 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
20445 callback for reference translation or lookup at the point of may-defs.
20446 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
20447 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
20448 for union COMPONENT_REFs.
20449 (vn_reference_lookup_3): New callback. Lookup from memset
20450 and CONSTRUCTOR assignment, translate through struct copies.
20451 (vn_reference_lookup_pieces): Make sure to not free the
20452 passed operands array. Adjust walk_non_aliased_vuses call.
20453 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
20454 make sure we do not leak memory.
20456 2009-05-25 Richard Guenther <rguenther@suse.de>
20458 * tree-ssa-alias.h (dump_points_to_solution): Declare.
20459 * tree-inline.c (expand_call_inline): Reset the escaped and
20460 callused solutions.
20461 * tree-ssa-structalias.c (pass_build_ealias): New.
20462 * tree-pass.h (pass_build_ealias): Declare.
20463 * passes.c (init_optimization_passes): Add PTA during
20464 early optimizations.
20465 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
20466 and CALLUSED solutions.
20467 (dump_points_to_solution): New function, split out from ...
20468 (dump_points_to_info_for): ... here.
20469 * tree-parloops.c (parallelize_loops): Reset the escaped and
20470 callused solutions.
20472 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
20475 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
20476 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
20478 2009-05-25 Ira Rosen <irar@il.ibm.com>
20480 PR tree-optimization/40238
20481 * tree-vect-stmts.c (vect_init_vector): Insert initialization
20482 statements after basic block's labels.
20483 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
20484 to free the allocated memory.
20486 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
20488 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
20489 return address with a USE.
20491 2009-05-24 Richard Guenther <rguenther@suse.de>
20493 PR middle-end/40233
20494 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
20495 array type from the main variant of the inner type.
20497 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
20499 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
20500 definition to bool (from int) to un-break build.
20501 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
20503 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
20505 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
20506 discard_stmt_changes): Delete.
20507 * tree-ssa-operands.c (scb_stack): Delete.
20508 (init_ssa_operands): Do not initialize it.
20509 (fini_ssa_operands): Do not free it.
20510 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
20512 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
20513 update_stmt, remove the others. Fix comments.
20514 * tree-dfa.c (optimize_stack_restore): Likewise.
20515 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
20516 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
20517 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
20518 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
20520 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
20521 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
20522 (dom_opt_finalize_block): Likewise, adjusting access to
20524 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
20525 (stmts_to_rescan): Change item type to gimple.
20526 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
20528 2009-05-24 Ira Rosen <irar@il.ibm.com>
20530 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
20531 * tree-pass.h (pass_slp_vectorize): New pass.
20532 * params.h (SLP_MAX_INSNS_IN_BB): Define.
20533 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
20534 * tree-vectorizer.c (timevar.h): Include.
20535 (user_vect_verbosity_level): Declare.
20536 (vect_location): Fix comment.
20537 (vect_set_verbosity_level): Update user_vect_verbosity_level
20538 instead of vect_verbosity_level.
20539 (vect_set_dump_settings): Add an argument. Ignore user defined
20540 verbosity if dump flags require higher level of verbosity. Print to
20541 stderr only for loop vectorization.
20542 (vectorize_loops): Update call to vect_set_dump_settings.
20543 (execute_vect_slp): New function.
20544 (gate_vect_slp): Likewise.
20545 (struct gimple_opt_pass pass_slp_vectorize): New.
20546 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
20547 access its members.
20548 (vec_info_for_bb): New function.
20549 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
20550 (VECTORIZATION_ENABLED): New macro.
20551 (SLP_ENABLED, SLP_DISABLED): Likewise.
20552 (vect_is_simple_use): Add bb_vec_info argument.
20553 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
20554 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
20555 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
20556 vect_schedule_slp, vect_analyze_slp): Likewise.
20557 (vect_analyze_stmt): Add slp_tree argument.
20558 (find_bb_location): Declare.
20559 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
20560 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
20561 (vect_analyze_loop_operations, vect_analyze_loop,
20562 get_initial_def_for_induction, vect_create_epilog_for_reduction,
20563 vect_finalize_reduction, vectorizable_reduction,
20564 vectorizable_live_operation, vect_transform_loop): Likewise.
20565 * tree-data-ref.c (dr_analyze_innermost): Update comment,
20566 skip evolution analysis if analyzing a basic block.
20567 (dr_analyze_indices): Likewise.
20568 (initialize_data_dependence_relation): Skip the test whether the
20569 object is invariant for basic blocks.
20570 (compute_all_dependences): Skip dependence analysis for data
20571 references in basic blocks.
20572 (find_data_references_in_stmt): Don't fail in case of invariant
20573 access in basic block.
20574 (find_data_references_in_bb): New function.
20575 (find_data_references_in_loop): Move code to
20576 find_data_references_in_bb and add a call to it.
20577 (compute_data_dependences_for_bb): New function.
20578 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
20579 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
20581 (vect_analyze_data_ref_dependence): Check for interleaving in case of
20582 unknown dependence in basic block and fail in case of dependence in
20584 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
20585 dependence instances from either loop or basic block vectorization
20587 (vect_compute_data_ref_alignment): Check if it is loop vectorization
20588 before calling nested_in_vect_loop_p.
20589 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
20590 dependence instances from either loop or basic block vectorization
20592 (vect_verify_datarefs_alignment): Likewise.
20593 (vect_enhance_data_refs_alignment): Adjust function calls.
20594 (vect_analyze_data_refs_alignment): Likewise.
20595 (vect_analyze_group_access): Fix printing. Skip different checks if
20596 DR_STEP is 0. Keep strided stores either in loop or basic block
20597 vectorization data structure. Fix indentation.
20598 (vect_analyze_data_ref_access): Fix comments, allow zero step in
20600 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
20601 dependence instances from either loop or basic block vectorization
20603 (vect_analyze_data_refs): Update comment. Call
20604 compute_data_dependences_for_bb to analyze basic blocks.
20605 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
20606 case of loop vectorization. In case of basic block vectorization use
20607 data-ref itself as a base.
20608 (vect_create_data_ref_ptr): In case of basic block vectorization:
20609 don't advance the pointer, add new statements before the current
20610 statement. Adjust function calls.
20611 (vect_supportable_dr_alignment): Support only aligned accesses in
20612 basic block vectorization.
20613 * common.opt (ftree-slp-vectorize): New flag.
20614 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
20615 (vect_pattern_recog_1): Likewise.
20616 * tree-vect-stmts.c (process_use): Likewise.
20617 (vect_init_vector): Add new statements in the beginning of the basic
20618 block in case of basic block SLP.
20619 (vect_get_vec_def_for_operand): Adjust function calls.
20620 (vect_finish_stmt_generation): Likewise.
20621 (vectorizable_call): Add assert that it is loop vectorization, adjust
20623 (vectorizable_conversion, vectorizable_assignment): Likewise.
20624 (vectorizable_operation): In case of basic block SLP, take
20625 vectorization factor from statement's type and skip the relevance
20626 check. Adjust function calls.
20627 (vectorizable_type_demotion): Add assert that it is loop
20628 vectorization, adjust function calls.
20629 (vectorizable_type_promotion): Likewise.
20630 (vectorizable_store): Check for outer loop only in case of loop
20631 vectorization. Adjust function calls. For basic blocks, skip the
20632 relevance check and don't advance pointers.
20633 (vectorizable_load): Likewise.
20634 (vectorizable_condition): Add assert that it is loop vectorization,
20635 adjust function calls.
20636 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
20637 that it is not reduction, get vector type, call only supported
20638 functions, skip loop specific parts.
20639 (vect_transform_stmt): Check for outer loop only in case of loop
20641 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
20642 (vect_is_simple_use): Fix comment, add new argument, fix conditions
20643 for external definition.
20644 * passes.c (pass_slp_vectorize): New pass.
20645 * tree-vect-slp.c (find_bb_location): New function.
20646 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
20647 check for patterns only in loops.
20648 (vect_build_slp_tree): Add argument, adjust function calls, fail in
20649 case of multiple types in basic block SLP.
20650 (vect_mark_slp_stmts_relevant): New function.
20651 (vect_supported_load_permutation_p): Fix comment.
20652 (vect_analyze_slp_instance): Add argument. In case of basic block
20653 SLP, take vectorization factor from statement's type, check that
20654 unrolling factor is 1. Adjust function call. Save SLP instance in
20655 either loop or basic block vectorization structure. Return FALSE,
20657 (vect_analyze_slp): Add argument. Get strided stores groups from
20658 either loop or basic block vectorization structure. Return FALSE
20659 if basic block SLP failed.
20660 (new_bb_vec_info): New function.
20661 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
20662 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
20663 (vect_schedule_slp): Add argument. Get SLP instances from either
20664 loop or basic block vectorization structure. Set vectorization factor
20665 to be 1 for basic block SLP.
20666 (vect_slp_transform_bb): New function.
20667 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
20669 2009-05-23 Mark Mitchell <mark@codesourcery.com>
20671 * final.c (shorten_branches): Do not align labels for jump tables.
20672 (final_scan_insn): Use JUMP_TABLE_DATA_P.
20674 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
20676 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
20677 Remove outdated reference to flow.c and fix nits.
20678 * doc/gccint.texi: Tweak RTL description.
20679 * doc/rtl.texi: Likewise.
20681 2009-05-23 Denis Chertykov <chertykov@gmail.com>
20683 * config/avr/avr.c: Change my email address.
20684 * config/avr/avr.h: Likewise.
20685 * config/avr/avr.md: Likewise.
20686 * config/avr/avr-protos.h: Likewise.
20687 * config/avr/libgcc.S: Likewise.
20689 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
20691 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
20692 (spu_split_load, spu_split_store): Change return type to int.
20693 (spu_split_convert): Declare.
20694 * config/spu/predicates.md (spu_mem_operand): Remove.
20695 (spu_mov_operand): Update.
20696 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
20697 * config/spu/spu.c (regno_aligned_for_load): Remove.
20698 (reg_aligned_for_addr, spu_expand_load): Define.
20699 (spu_expand_extv): Reimplement and handle MEM.
20700 (spu_expand_insv): Handle MEM.
20701 (spu_sched_reorder): Handle insn's with length 0.
20702 (spu_legitimate_address_p): Reimplement.
20703 (store_with_one_insn_p): Return TRUE for any mode with size
20704 larger than 16 bytes.
20705 (address_needs_split): Define.
20706 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
20708 (spu_convert_move): Define.
20709 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
20710 (spu_split_store): Change all MEM's to TImode.
20711 (spu_init_expanders): Preallocate registers that correspond to
20712 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
20714 (spu_split_convert): Define.
20715 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
20716 (_move<mode>, _movdi, _movti): Update predicate and condition.
20717 (load, store): Change to define_split.
20718 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
20720 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
20721 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
20722 define_insn_and_split of lshr<mode>3.
20723 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
20724 (<v>ashr<mode>3_imm): Define.
20725 (extv, extzv, insv): Allow MEM operands.
20726 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
20727 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
20728 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
20729 (_spu_convert2): Change to define_insn_and_split and remove the
20730 corresponding define_peephole2.
20731 (stack_protect_set, stack_protect_test, stack_protect_test_si):
20732 Change predicates to memory_operand.
20734 2009-05-22 Mark Mitchell <mark@codesourcery.com>
20736 * config/arm/thumb2.md: Add 16-bit multiply instructions.
20738 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
20740 PR tree-optimization/40219
20741 * tree.c (iterative_hash_expr): Make sure the builtin function is
20742 a normal builtin function and not a front end or back end builtin
20743 before indexing into the built_in_decls array.
20745 2009-05-22 Richard Guenther <rguenther@suse.de>
20747 PR middle-end/38964
20748 * alias.c (write_dependence_p): Do not use TBAA for answering
20749 anti-dependence or output-dependence.
20750 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
20751 (emit_pointer_definition): Remove.
20752 (emit_alias_warning): Likewise.
20753 (find_what_var_points_to): Remove TBAA pruning code.
20754 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
20756 (compute_points_to_sets): Remove code computing the set of
20757 dereferenced pointers.
20758 * tree-data-ref.c (dr_may_alias_p): Properly use the split
20759 oracle for querying anti and output dependencies.
20760 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
20761 if TBAA may be applied.
20762 (refs_anti_dependent_p): New function.
20763 (refs_output_dependent_p): Likewise.
20764 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
20765 (refs_output_dependent_p): Likewise.
20766 * doc/tree-ssa.texi (Memory model): New section.
20767 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
20768 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
20769 * cfgexpand.c (expand_gimple_basic_block): Do not handle
20770 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
20771 * expr.c (expand_expr_real_1): Likewise.
20772 * gimple-low.c (lower_stmt): Likewise.
20773 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
20774 (dump_gimple_cdt): Remove.
20775 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
20776 (gimple_size): Likewise.
20777 (walk_gimple_op): Likewise.
20778 (is_gimple_stmt): Likewise.
20779 (walk_stmt_load_store_addr_ops): Likewise.
20780 (gimple_build_cdt): Remove.
20781 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
20782 * gimple.h (gimple_cdt_new_type): Remove.
20783 (gimple_cdt_new_type_ptr): Likewise.
20784 (gimple_cdt_set_new_type): Likewise.
20785 (gimple_cdt_location): Likewise.
20786 (gimple_cdt_location_ptr): Likewise.
20787 (gimple_cdt_set_location): Likewise.
20788 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
20789 * tree-cfg.c (remove_useless_stmts_1): Do not handle
20790 GIMPLE_CHANGE_DYNAMIC_TYPE.
20791 (verify_types_in_gimple_stmt): Likewise.
20792 * tree-inline.c (estimate_num_insns): Likewise.
20793 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
20794 (copy_decl_to_var): Likewise.
20795 (copy_result_decl_to_var): Likewise.
20796 * tree-pretty-print.c (dump_generic_node): Do not handle
20797 CHANGE_DYNAMIC_TYPE_EXPR.
20798 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
20799 * tree-ssa-operands.c (get_expr_operands): Likewise.
20800 * tree-ssa-structalias.c (struct variable_info): Remove
20801 no_tbaa_pruning member.
20802 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
20803 (unify_nodes): Do not copy it.
20804 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
20805 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
20806 (set_uids_in_ptset): Do not check it.
20807 (find_what_var_points_to): Likewise.
20808 (compute_tbaa_pruning): Remove.
20809 (compute_points_to_sets): Do not call it.
20810 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
20811 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
20812 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
20813 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
20814 (DECL_NO_TBAA_P): Likewise.
20815 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
20816 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
20817 (expand_omp_atomic_pipeline): Do not set it.
20818 * print-tree.c (print_node): Do not dump it.
20819 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
20822 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
20825 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
20828 2009-05-22 Mark Mitchell <mark@codesourcery.com>
20830 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
20833 2009-05-22 Ben Elliston <bje@au.ibm.com>
20835 * Makefile.in (bversion.h, s-bversion): New targets.
20836 (TOPLEV_H): Add bversion.h.
20837 * toplev.h: Include "bversion.h".
20838 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
20839 the __format__ attribute only if compiling with the same version
20840 of GCC as the sources (the "build version").
20842 2009-05-22 Ben Elliston <bje@au.ibm.com>
20844 * c-format.c (handle_format_attribute): Fix comment typo.
20846 2009-05-21 Steve Ellcey <sje@cup.hp.com>
20849 * config/ia64/ia64.opt (mfused-madd): New.
20850 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
20851 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
20852 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
20853 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
20854 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
20855 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
20856 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
20857 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
20858 instruction if !TARGET_FUSED_MADD.
20859 (fpma, fpms): Remove colon from name.
20861 2009-05-22 Richard Guenther <rguenther@suse.de>
20863 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
20864 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
20865 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
20867 (create_expression_by_pieces): Only convert if necessary.
20868 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
20869 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
20871 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
20873 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
20874 regular pattern from a template and rename it ...
20875 (*extzv_truncsi_exts): ... to this.
20877 2009-05-21 Richard Guenther <rguenther@suse.de>
20879 * cgraph.h (struct cgraph_node): Remove inline_decl member.
20880 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
20881 (cgraph_default_inline_p): Likewise.
20882 (cgraph_decide_inlining_incrementally): Likewise.
20884 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
20885 Uros Bizjak <ubizjak@gmail.com>
20887 * config/i386/cpuid.h (bit_MOVBE): New.
20889 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
20891 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
20892 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
20893 (ix86_handle_option): Handle OPT_mmovbe.
20894 (ix86_target_string): Add -mmovbe.
20895 (pta_flags): Add PTA_MOVBE.
20896 (processor_alias_table): Add PTA_MOVBE to "atom".
20897 (override_options): Handle PTA_MOVBE.
20899 * config/i386/i386.h (TARGET_MOVBE): New.
20901 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
20902 (*bswapsi_movbe): New.
20903 (*bswapdi_movbe): Likewise.
20904 (bswapdi2): Renamed to ...
20905 (*bswapdi_1): This.
20906 (bswapdi2): New expander.
20908 * config/i386/i386.opt (mmovbe): New.
20910 * doc/invoke.texi: Document -mmovbe.
20912 2009-05-21 Taras Glek <tglek@mozilla.com>
20914 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
20915 * gcc-plugin.h (plugin_init): Updated signature.
20916 * gcc-plugin.h (plugin_name_args): Moved to this header.
20917 * doc/plugins.texi (plugin_init): Updated documention to reflect
20919 * doc/plugins.texi (plugin_name_args): Added to documention.
20921 2009-05-21 Mark Mitchell <mark@codesourcery.com>
20923 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
20924 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
20926 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
20928 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
20929 JUMP_TABLE_DATA_P predicates where applicable.
20930 * config/i386/predicates.md: Ditto.
20931 * config/i386/sse.md: Ditto.
20933 2009-05-21 Jakub Jelinek <jakub@redhat.com>
20935 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
20936 operand2 -128 override length_immediate attribute to 1.
20937 * config/i386/predicates.md (constm128_operand): New predicate.
20939 * config/i386/i386.c (memory_address_length): Handle %r12
20940 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
20942 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
20943 mode look through optional ZERO_EXTEND and SUBREG.
20944 * config/i386/i386.md (R12_REG): New define_constant.
20945 (prefix_data16): For sse unit set also for MODE_TI insns.
20946 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
20947 insns set if operand 1 is ext_QIreg_operand.
20948 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
20949 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
20951 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
20952 mode from MODE_DI to MODE_SI.
20953 (movdi_1_rex64): Override modrm and length_immediate attributes
20954 only for movabs (TYPE_IMOV, alternative 2).
20955 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
20956 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
20957 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
20958 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
20959 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
20960 prefix_rex attribute if DImode.
20961 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
20962 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
20963 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
20964 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
20965 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
20966 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
20967 Likewise. For TYPE_IMOV clear length_immediate attribute.
20968 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
20969 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
20970 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
20971 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
20972 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
20973 or one operand TYPE_ISHIFT.
20974 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
20975 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
20976 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
20977 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
20978 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
20979 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
20980 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
20981 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
20982 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
20983 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
20984 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
20985 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
20986 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
20987 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
20988 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
20989 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
20990 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
20991 set mode attribute, don't override length attribute.
20992 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
20994 (return_internal_long): Set length attribute to 2 instead of 1.
20995 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
20996 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
20997 prefix_rex attribute.
20998 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
21000 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
21002 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21004 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
21006 2009-05-20 Ian Lance Taylor <iant@google.com>
21008 * tree.c (build_tree_list_vec_stat): New function.
21009 (ctor_to_vec): New function.
21010 (build_nt_call_vec): New function.
21011 (build_call_array): Change args to be a const pointer.
21012 (build_call_vec): New function.
21013 * tree.h (build_nt_call_vec): Declare.
21014 (build_tree_list_vec_stat): Declare.
21015 (build_tree_list_vec): Define.
21016 (build_call_array): Update declaration.
21017 (build_call_vec): Declare.
21018 (ctor_to_vec): Declare.
21019 * c-common.c (tree_vector_cache): New static variable.
21020 (make_tree_vector): New function.
21021 (release_tree_vector): New function.
21022 (make_tree_vector_single): New function.
21023 (make_tree_vector_copy): New function.
21024 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
21025 (make_tree_vector_single, make_tree_vector_copy): Declare.
21026 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
21027 (c_parser_expr_list): Don't manage cache here, instead call
21029 (c_parser_release_expr_list): Remove static function.
21030 (c_parser_vec_to_tree_list): Remove static function.
21031 (c_parser_attributes): Call build_tree_list_vec instead of
21032 c_parser_vec_to_tree_list. Call release_tree_vector instead of
21033 c_parser_release_expr_list.
21034 (c_parser_postfix_expression_after_primary): Likewise.
21035 (c_parser_objc_keywordexpr): Likewise.
21037 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
21039 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
21040 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
21041 TARGET_CONVERT_TO_TYPE.
21042 * hooks.c (hook_tree_const_tree_null): Define.
21043 * hooks.h (hook_tree_const_tree_null): Declare.
21044 * target.h (struct gcc_target): Add invalid_parameter_type,
21045 invalid_return_type, promoted_type, and convert_to_type fields.
21046 * target-def.h (TARGET_INVALID_PARAMETER_TYPE): Define.
21047 (TARGET_INVALID_RETURN_TYPE): Define.
21048 (TARGET_PROMOTED_TYPE): Define.
21049 (TARGET_CONVERT_TO_TYPE): Define.
21050 (TARGET_INITIALIZER): Update for new fields.
21051 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
21052 (grokparms): Check targetm.invalid_parameter_type.
21053 * c-typeck.c (default_conversion): Check targetm.promoted_type.
21054 * c-convert.c (convert): Check targetm.convert_to_type.
21056 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
21058 * config/mips/mips.md (*extenddi_truncate<mode>,
21059 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
21061 (*extendhi_truncateqi): New define_insn_and_sptit.
21063 2009-05-20 Jakub Jelinek <jakub@redhat.com>
21065 PR middle-end/40204
21066 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
21067 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
21069 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
21071 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
21072 the operand of VIEW_CONVERT_EXPR.
21074 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
21076 * config/i386/driver-i386.c (host_detect_local_cpu): Check
21077 extended family and model for Intel processors. Support Intel Atom.
21079 2009-05-20 Olivier Hainque <hainque@adacore.com>
21081 * gstab.h (stab_code_type): Define, to be used instead of the
21082 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
21084 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
21085 occurrences by stab_code_type.
21086 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
21088 2009-05-20 Martin Jambor <mjambor@suse.cz>
21090 * tree-flow.h (insert_edge_copies_seq): Undeclare.
21091 (sra_insert_before): Likewise.
21092 (sra_insert_after): Likewise.
21093 (sra_init_cache): Likewise.
21094 (sra_type_can_be_decomposed_p): Likewise.
21095 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
21096 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
21097 (sra_insert_before): Likewise.
21098 (sra_insert_after): Likewise.
21099 (sra_init_cache): Likewise.
21100 (insert_edge_copies_seq): Made static and moved upwards.
21102 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
21105 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
21107 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
21108 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
21111 2009-05-20 Richard Guenther <rguenther@suse.de>
21113 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
21114 with mismatched comparison modes.
21116 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21118 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
21119 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
21120 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
21121 with shifts for Thumb2.
21122 (orsi_notsi): New for orn.
21123 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
21124 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
21125 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
21126 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
21127 Don't invert remainder for IOR.
21129 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
21131 PR tree-optimization/40087
21132 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
21133 number_of_iterations_ne): Rename never_infinite argument.
21134 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
21135 number_of_iterations_le): Handle pointer-type ivs when
21136 exit_must_be_taken is false.
21137 (number_of_iterations_cond): Do not always assume that
21138 exit_must_be_taken if the control variable is a pointer.
21140 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
21142 * c-typeck.c (build_binary_op): Allow % on integal vectors.
21143 * doc/extend.texi (Vector Extension): Document that % is allowed too.
21145 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
21147 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
21148 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
21150 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
21153 * c.opt (Wlogical-op): Disabled by default.
21154 * c-opt (c_common_post_options): Do not enable Wlogical-op with
21156 * doc/invoke.texi (Wlogical-op): Likewise.
21158 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
21160 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
21162 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
21163 Propagate the type of the first operand.
21164 <ASSERT_EXPR>: Simplify.
21165 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
21166 Rewrite using the RHS code as discriminant.
21167 <NOP_EXPR>: Turn into CASE_CONVERT.
21168 <PLUS_EXPR>: Propagate the type of the first operand.
21170 2009-05-19 Steve Ellcey <sje@cup.hp.com>
21172 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
21173 (ia64_dconst_0_375): New.
21174 * config/ia64/ia64.c (ia64_override_options): Remove
21175 -minline-sqrt-min-latency warning.
21176 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
21177 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
21178 * config/ia64/ia64.md (*sqrt_approx): Remove.
21179 (sqrtsf2): Remove #if 0.
21180 (sqrtsf2_internal_thr): Rewrite and move to div.md.
21181 (sqrtdf): Remove assert.
21182 (sqrtdf2_internal_thr): Rewrite and move to div.md.
21183 (sqrtxf2): Remove #if 0.
21184 (sqrtxf2_internal_thr): Rewrite and move to div.md.
21185 * div.md (sqrt_approx_rf): New.
21186 (sqrtsf2_internal_thr): New implementation.
21187 (sqrtsf2_internal_lat): New.
21188 (sqrtdf2_internal_thr: New implementation.
21189 (sqrtxf2_internal): New implementation.
21191 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
21192 Hans-Peter Nilsson <hp@axis.com>
21194 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
21195 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
21196 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
21197 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
21198 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
21199 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
21200 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
21201 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
21202 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
21203 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
21204 * c-common.c: ...from here.
21206 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
21208 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
21210 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21212 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
21214 2009-05-19 Ben Elliston <bje@au.ibm.com>
21216 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
21217 assignments with memcpy calls.
21218 (add_fdes): Likewise.
21219 (binary_search_unencoded_fdes): Likewise.
21220 (linear_search_fdes): Eliminate type puns.
21222 2009-05-19 Richard Guenther <rguenther@suse.de>
21224 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
21225 not falsely claim to have propagated into all uses.
21227 2009-05-19 Ben Elliston <bje@au.ibm.com>
21229 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
21232 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
21234 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
21235 * config/sh/sh.c (sh_legitimate_address_p): Make static.
21236 (TARGET_LEGITIMATE_ADDRESS_P): New.
21237 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21238 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
21240 2009-05-18 Dodji Seketeli <dodji@redhat.com>
21243 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
21244 child of the containing namespace's DIE.
21246 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
21248 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
21249 *zero_extendhi_truncqi): Move after the zero_extend patterns.
21250 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
21253 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
21256 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
21257 gen_align with gen_pad.
21258 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
21259 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
21261 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
21262 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
21264 * config/i386/i386.md (align): Renamed to ...
21265 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
21266 ASM_OUTPUT_MAX_SKIP_PAD.
21268 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
21270 * config.gcc: Fix variable syntax.
21273 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
21274 before calling exact_log2.
21275 (output_iorsi3): Likewise.
21276 (output_xorsi3): Likewise.
21278 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
21280 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
21281 for the none zero constant operand except for EQ and NE
21282 comprisons even when the first operand is R0.
21284 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
21286 * config/s390/2064.md: Remove trailing whitespaces.
21287 * config/s390/2084.md: Likewise.
21288 * config/s390/constraints.md: Likewise.
21289 * config/s390/fixdfdi.h: Likewise.
21290 * config/s390/libgcc-glibc.ver: Likewise.
21291 * config/s390/s390-modes.def: Likewise.
21292 * config/s390/s390-protos.h: Likewise.
21293 * config/s390/s390.c: Likewise.
21294 * config/s390/s390.h: Likewise.
21295 * config/s390/s390.md: Likewise.
21296 * config/s390/tpf-unwind.h: Likewise.
21298 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
21300 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
21302 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
21305 * configure.ac (m68k-*-*): Check if binutils support TLS.
21306 * configure: Regenerate.
21307 * config/m68k/predicates.md (symbolic_operand): Extend comment.
21308 * config/m68k/constraints.md (Cu): New constraint.
21309 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
21310 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
21311 (movsi): Handle TLS symbols.
21312 (addsi3_5200): Handle XTLS symbols, indent.
21313 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
21314 (m68k_tls_reference_p): Declare.
21315 (m68k_legitimize_address): Declare.
21316 (m68k_unwrap_symbol): Declare.
21317 * config/m68k/m68k.opt (mxtls): New option.
21318 * config/m68k/m68k.c (ggc.h): Include.
21319 (m68k_output_dwarf_dtprel): Implement hook.
21320 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
21321 (m68k_expand_prologue): Load GOT pointer when function needs it.
21322 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
21323 (m68k_legitimate_constant_address_p): Same.
21324 (m68k_decompose_address): Handle TLS references.
21325 (m68k_get_gp): New static function.
21326 (enum m68k_reloc): New contants.
21327 (TLS_RELOC_P): New macro.
21328 (m68k_wrap_symbol): New static function.
21329 (m68k_unwrap_symbol): New function.
21330 (m68k_final_prescan_insn_1): New static function.
21331 (m68k_final_prescan_insn): New function.
21332 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
21334 (legitimize_pic_address): Handle TLS references..
21335 (m68k_tls_get_addr, m68k_get_tls_get_addr)
21336 (m68k_libcall_value_in_a0_p)
21337 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
21338 (m68k_call_m68k_read_tp): Helper variables and functions for ...
21339 (m68k_legitimize_tls_address): Handle TLS references.
21340 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
21342 (m68k_legitimize_address): Handle TLS symbols.
21343 (m68k_get_reloc_decoration): New static function.
21344 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
21346 (m68k_output_dwarf_dtprel): Implement hook.
21347 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
21348 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
21349 m68k_call_* routines.
21350 (sched_attr_op_type): Handle TLS symbols.
21351 (gt-m68k.h): Include.
21352 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
21353 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
21355 2009-05-18 Martin Jambor <mjambor@suse.cz>
21357 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
21358 (visit_store_addr_for_mod_analysis): New function.
21359 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
21360 (determine_cst_member_ptr): Use gimple_assign_single_p.
21361 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
21362 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
21363 operands. Don't check number of operands of a NOP_EXPR.
21365 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
21367 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
21369 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
21372 * c-common.c (warn_logical_operator): Don't warn if one of
21373 expression isn't always true or false.
21375 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
21377 * config/i386/biarch32.h: New file.
21378 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
21380 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
21382 * config/mips/mips.md (*zero_extend<mode>_trunchi,
21383 *zero_extend<mode>_truncqi): Merge these into ...
21384 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
21385 Name the pattern following this as *zero_extendhi_truncqi.
21387 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
21389 PR middle-end/39301
21390 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
21391 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
21392 (output_info): Make field HOST_WIDEST_INT.
21393 (print_statistics): Use HOST_WIDEST_INT_PRINT.
21394 (dump_bitmat_statistics): Same.
21396 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
21398 * config.gcc (use_gcc_stdint): Set to wrap.
21399 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
21400 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
21401 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
21402 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
21403 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
21404 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
21405 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
21406 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
21408 2009-05-16 Joseph Myers <joseph@codesourcery.com>
21410 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
21412 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
21413 Move definitions earlier.
21414 (OPT_ARCH64, OPT_ARCH32): Define.
21415 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
21418 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
21421 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
21424 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
21426 * arm.md (movdi2): Copy non-reg values to DImode registers.
21428 2009-05-16 Jakub Jelinek <jakub@redhat.com>
21431 * final.c (label_to_max_skip): New function.
21432 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
21433 CODE_LABEL_NUMBER <= max_labelno.
21434 * output.h (label_to_max_skip): New prototype.
21435 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
21436 (ix86_avoid_jump_mispredicts): ... this. Don't define if
21437 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
21438 Handle CODE_LABELs with >= 16 byte alignment or with
21439 max_skip == (1 << align) - 1.
21440 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
21441 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
21444 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
21445 .p2align 3 if MAX_SKIP is smaller than 7.
21446 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
21448 2009-05-15 Ian Lance Taylor <iant@google.com>
21450 * alias.c (struct alias_set_entry_d): Rename from struct
21451 alias_set_entry. Change all uses.
21452 * except.c (struct call_site_record_d): Rename from struct
21453 call_site_record. Change all uses.
21454 * except.h (struct eh_region_d): Rename from struct eh_region.
21456 * gcse.c (struct hash_table_d): Rename from struct hash_table.
21458 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
21459 ivtype_map_elt. Change all uses.
21460 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
21462 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
21463 * graphite.h (struct name_tree_d): Rename from struct name_tree.
21465 (struct sese_d): Rename from struct sese. Change all uses.
21466 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
21467 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
21468 * optabs.h (struct optab_d): Rename from struct optab. Change all
21470 (struct convert_optab_d): Rename from struct convert_optab.
21472 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
21473 ipa_opt_pass. Change all uses.
21474 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
21477 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
21478 defined as a typedef.
21479 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
21482 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
21485 * fold-const.c (make_range,build_range_check,merge_ranges): Move
21487 (merge_ranges): Returns bool.
21488 * tree.h (make_range): .. to here.
21489 (build_range_check): Likewise.
21490 (merge_ranges): Likewise. Renamed from merge_ranges.
21491 * c-typeck.c (parser_build_binary_op): Update calls to
21492 warn_logical_operator.
21493 * c-common.c (warn_logical_operator): Add new warning.
21494 * c-common.h (warn_logical_operator): Update declaration.
21496 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
21498 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
21500 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21502 * doc/install.texi: Document MPC requirements, flags etc.
21504 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
21505 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
21506 Evaluate constant arguments.
21507 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
21508 (fold_builtin_1): Likewise, also evaluate constant arguments.
21509 Remove superfluous break.
21510 (do_mpc_ckconv): New.
21511 * real.h: Include mpc.h.
21512 * toplev.c (print_version): Output MPC version info if available.
21514 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
21516 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
21518 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
21520 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
21523 2009-05-15 Jan Hubicka <jh@suse.cz>
21525 * doc/invoke.texi (max-early-inliner-iterations): New flag.
21526 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
21527 (try_inline): Fix return value.
21528 (cgraph_decide_inlining_incrementally): Honor new value.
21529 (cgraph_early_inlining): Handle indirect inlining.
21530 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
21532 2009-05-15 Jan Hubicka <jh@suse.cz>
21534 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
21535 * cgraphunit.c (cgraph_finalize_function): Set it.
21536 (cgraph_expand_function): Use it.
21538 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
21540 * real.c (encode_ieee_half): Define.
21541 (decode_ieee_half): Define.
21542 (ieee_half_format): Define.
21543 (arm_half_format): Define.
21544 * real.h (ieee_half_format): Declare.
21545 (arm_half_format): Declare.
21547 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
21549 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
21550 swapped, and reversed optabs exist before trying to use them.
21552 2009-05-15 Paul Brook <paul@codesourcery.com>
21553 Sandra Loosemore <sandra@codesourcery.com>
21555 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
21556 loads. Allow PRE_DEC.
21557 (output_move_neon): Handle PRE_DEC.
21558 (arm_print_operand): Add 'A' for neon structure loads.
21559 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
21560 * config/arm/neon.md (neon_mov): Update comment.
21561 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
21563 (Um): New constraint.
21565 2009-05-15 Jan Hubicka <jh@suse.cz>
21567 Revert the following patch until testsuite fallout is fixed:
21568 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
21569 * cgraph.h (struct inline_summary): New filed self_wize,
21570 size_inlining_benefit, self_time and time_inlining_benefit.
21571 (struct cgraph_global_info): Replace insns by time ans size fields.
21572 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
21573 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
21574 (ipcp_update_callgraph): Do not touch function bodies.
21575 * ipa-inline.c: Include except.h
21576 (MAX_TIME): New constant.
21577 (overall_insns): Remove
21578 (overall_size, max_benefit): New static variables.
21579 (cgraph_estimate_time_after_inlining): New function.
21580 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
21581 (cgraph_clone_inlined_nodes): Update size.
21582 (cgraph_mark_inline_edge): Update size.
21583 (cgraph_estimate_growth): Use size info.
21584 (cgraph_check_inline_limits): Check size.
21585 (cgraph_default_inline_p): Likewise.
21586 (cgraph_edge_badness): Compute badness based on benefit and size cost.
21587 (cgraph_decide_recursive_inlining): Check size.
21588 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
21590 (cgraph_decide_inlining): Likewise.
21591 (cgraph_decide_inlining_incrementally): Likewise; honor
21592 PARAM_EARLY_INLINING_INSNS.
21593 (likely_eliminated_by_inlining_p): New predicate.
21594 (estimate_function_body_sizes): New function.
21595 (compute_inline_parameters): Use it.
21596 * except.c (must_not_throw_labels): New function.
21597 * except.h (must_not_throw_labels): Declare.
21598 * tree-inline.c (init_inline_once): Kill inlining_weigths
21599 * tree-ssa-structalias.c: Avoid uninitialized warning.
21600 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
21601 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
21602 (PARAM_INLINE_CALL_COST): Remove.
21603 (PARAM_EARLY_INLINING_INSNS): New.
21605 2009-05-15 Richard Guenther <rguenther@suse.de>
21607 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
21608 not TODO_update_ssa.
21610 2009-05-15 Richard Guenther <rguenther@suse.de>
21612 PR tree-optimization/39999
21613 * gimple.h (gimple_expr_type): Use the expression type looking
21614 through useless conversions.
21615 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
21616 (vn_nary_op_insert_stmt): Likewise.
21617 (simplify_binary_expression): Likewise.
21619 2009-05-15 Richard Guenther <rguenther@suse.de>
21621 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
21622 New options, enabled by default.
21623 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
21625 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
21626 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
21627 * tree-ssa-structalias.c (gate_tree_pta): New function.
21628 (pass_build_alias): Use it.
21630 2009-05-15 Joseph Myers <joseph@codesourcery.com>
21632 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
21633 recurse on an invariant address if a conversion from a pointer
21634 type to a wider integer type is involved.
21636 2009-05-15 Jan Hubicka <jh@suse.cz>
21638 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
21639 * cgraph.h (struct inline_summary): New filed self_wize,
21640 size_inlining_benefit, self_time and time_inlining_benefit.
21641 (struct cgraph_global_info): Replace insns by time ans size fields.
21642 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
21643 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
21644 (ipcp_update_callgraph): Do not touch function bodies.
21645 * ipa-inline.c: Include except.h
21646 (MAX_TIME): New constant.
21647 (overall_insns): Remove
21648 (overall_size, max_benefit): New static variables.
21649 (cgraph_estimate_time_after_inlining): New function.
21650 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
21651 (cgraph_clone_inlined_nodes): Update size.
21652 (cgraph_mark_inline_edge): Update size.
21653 (cgraph_estimate_growth): Use size info.
21654 (cgraph_check_inline_limits): Check size.
21655 (cgraph_default_inline_p): Likewise.
21656 (cgraph_edge_badness): Compute badness based on benefit and size cost.
21657 (cgraph_decide_recursive_inlining): Check size.
21658 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
21660 (cgraph_decide_inlining): Likewise.
21661 (cgraph_decide_inlining_incrementally): Likewise; honor
21662 PARAM_EARLY_INLINING_INSNS.
21663 (likely_eliminated_by_inlining_p): New predicate.
21664 (estimate_function_body_sizes): New function.
21665 (compute_inline_parameters): Use it.
21666 * except.c (must_not_throw_labels): New function.
21667 * except.h (must_not_throw_labels): Declare.
21668 * tree-inline.c (init_inline_once): Kill inlining_weigths
21669 * tree-ssa-structalias.c: Avoid uninitialized warning.
21670 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
21671 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
21672 (PARAM_INLINE_CALL_COST): Remove.
21673 (PARAM_EARLY_INLINING_INSNS): New.
21674 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
21675 (inline-call-cost): Remove.
21676 (early-inlining-insns): New.
21678 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
21680 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
21682 (print_int_cst_bounds_in_octal_p): Likewise.
21683 (dbxout_type): Adjust calls to above functions. Be prepared to deal
21685 * dwarf2out.c (base_type_die): Likewise.
21686 (is_subrange_type): Delete.
21687 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
21688 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
21689 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
21690 if the destination type is boolean.
21691 (build_range_check): Do not special-case subtypes.
21692 (fold_sign_changed_comparison): Likewise.
21693 (fold_unary): Likewise.
21694 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
21695 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
21696 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
21697 * tree.c (subrange_type_for_debug_p): New predicate based on the
21698 former is_subrange_type.
21699 * tree.h (subrange_type_for_debug_p): Declare.
21700 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
21701 (convert_affine_scev): Remove call to above function.
21702 (chrec_convert_aggressive): Likewise.
21703 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
21704 false for conversions involving subtypes.
21705 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
21706 (vrp_val_min): Likewise.
21707 (needs_overflow_infinity): Likewise.
21708 (extract_range_from_unary_expr): Likewise.
21710 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
21712 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
21713 * config/frv/frv.c: Likewise.
21714 * config/s390/s390.c: Likewise.
21715 * config/sparc/sparc.h: Likewise.
21716 * config/i386/i386.h: Likewise.
21717 * config/i386/i386.c: Likewise.
21718 * config/crx/crx.c: Likewise.
21719 * config/m68hc11/m68hc11.h: Likewise.
21720 * config/iq2000/iq2000.c: Likewise.
21721 * config/mn10300/mn10300.h: Likewise.
21722 * config/mn10300/mn10300.c: Likewise.
21723 * config/m68k/m68k.c: Likewise.
21724 * config/rs6000/rs6000.c: Likewise.
21725 * config/rs6000/xcoff.h: Likewise.
21726 * config/rs6000/linux64.h: Likewise.
21727 * config/rs6000/sysv4.h: Likewise.
21728 * config/score/score3.c: Likewise.
21729 * config/score/score7.c: Likewise.
21730 * config/score/score.c: Likewise.
21731 * config/arm/arm.md: Likewise.
21732 * config/mips/mips.c: Likewise.
21733 * config/mips/mips.md: Likewise.
21734 * config/bfin/bfin.h: Likewise.
21735 * config/pa/pa.c: Likewise.
21736 * config/pa/constraints.md: Likewise.
21738 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
21739 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
21740 * config/pdp11/pdp11.h: Use memory_address_p instead.
21742 2009-05-14 Ian Lance Taylor <iant@google.com>
21744 * passes.c (finish_optimization_passes): Change i to int.
21745 * plugin.c (plugins_active_p): Change event to int.
21746 (dump_active_plugins): Likewise.
21747 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
21749 * tree.c (tree_range_check_failed): Change c to unsigned int.
21750 (omp_clause_range_check_failed): Likewise.
21751 (build_common_builtin_nodes): Change mode to int. Add cast.
21752 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
21753 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
21755 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
21756 ++ or -- with a variable of enum type.
21758 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
21761 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
21763 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
21765 * store-motion.c: Do not include params.h
21766 * Makefile.in: Fix dependencies for various files.
21768 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
21770 * auto-inc-dec.c: Fix pass description, remove apparent
21771 accidental duplication.
21773 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
21775 PR middle-end/40147
21776 * ipa-utils.h (memory_identifier_string): Moved to ...
21777 * tree.h (memory_identifier_string): Here. Add GTY(()).
21779 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
21781 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
21782 in the former documentation of...
21783 (GO_IF_LEGITIMATE_ADDRESS): ... this.
21784 * ira-conflicts.c (get_dup_num): Use address_operand.
21785 * targhooks.c (default_legitimate_address_p): New.
21786 * targhooks.h (default_legitimate_address_p): New.
21787 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
21789 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
21790 * target.h (struct target): Add legitimate_address_p.
21791 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
21792 (TARGET_INITIALIZER): Include it.
21794 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21795 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
21796 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
21797 (TARGET_LEGITIMATE_ADDRESS_P): New.
21799 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21800 (REG_OK_STRICT_P): Delete.
21801 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
21802 (frv_legitimate_address_p_1): ... this.
21803 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
21804 (frv_legitimate_address_p_1): ... the renamed old
21805 frv_legitimate_address_p.
21806 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
21807 (TARGET_LEGITIMATE_ADDRESS_P): New.
21809 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21810 * config/s390/s390-protos.h (legitimate_address_p): Remove.
21811 * config/s390/s390.c (legitimate_address_p): Rename to...
21812 (s390_legitimate_address_p): ... this, make static.
21813 (legitimize_address): Adjust call.
21814 (TARGET_LEGITIMATE_ADDRESS_P): New.
21815 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
21817 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21818 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
21819 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
21820 (TARGET_LEGITIMATE_ADDRESS_P): New.
21822 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21823 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
21824 * config/spu/spu.c (spu_legitimate_address): Rename to...
21825 (spu_legitimate_address_p): ... this, make static.
21826 (TARGET_LEGITIMATE_ADDRESS_P): New.
21828 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21829 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
21830 * config/sparc/sparc.c (legitimate_address_p): Rename to...
21831 (sparc_legitimate_address_p): ... this, make static and return bool.
21832 (legitimize_address): Adjust call.
21833 (TARGET_LEGITIMATE_ADDRESS_P): New.
21835 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21836 * config/i386/i386-protos.h (legitimate_address_p): Remove.
21837 * config/i386/i386.c (legitimate_address_p): Rename to...
21838 (ix86_legitimate_address_p): ... this, make static.
21839 (constant_address_p): Move after it, adjust call.
21840 (TARGET_LEGITIMATE_ADDRESS_P): New.
21842 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21843 * config/avr/avr-protos.h (legitimate_address_p): Remove.
21844 * config/avr/avr.c (legitimate_address_p): Rename to...
21845 (avr_legitimate_address_p): ... this, make static.
21846 (legitimize_address): Adjust call.
21847 (TARGET_LEGITIMATE_ADDRESS_P): New.
21849 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21850 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
21851 * config/crx/crx.c (crx_legitimate_address_p): Make static.
21852 (TARGET_LEGITIMATE_ADDRESS_P): New.
21854 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21855 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
21856 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
21857 (TARGET_LEGITIMATE_ADDRESS_P): New.
21859 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21860 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
21862 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
21864 (TARGET_LEGITIMATE_ADDRESS_P): New.
21866 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21867 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
21869 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
21871 (m68hc11_legitimate_address_p): ... this, make static.
21872 (go_if_legitimate_address_internal): Rename to...
21873 (m68hc11_legitimate_address_p_1): ... this.
21874 (legitimize_address): Adjust call.
21875 (TARGET_LEGITIMATE_ADDRESS_P): New.
21877 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21878 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
21879 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
21880 (TARGET_LEGITIMATE_ADDRESS_P): New.
21882 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21883 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
21884 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
21885 (mn10300_legitimate_address_p): ... this, make static.
21886 (TARGET_LEGITIMATE_ADDRESS_P): New.
21888 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21889 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
21890 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
21891 (TARGET_LEGITIMATE_ADDRESS_P): New.
21893 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21894 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
21895 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
21896 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21897 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
21898 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
21899 (rs6000_legitimate_address_p): ... this, make static.
21900 (TARGET_LEGITIMATE_ADDRESS_P): New.
21901 (REG_MODE_OK_FOR_BASE_P): Delete.
21902 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
21904 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21905 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
21907 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
21908 static, adjust types.
21909 (TARGET_LEGITIMATE_ADDRESS_P): New.
21911 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21912 * config/score/score.c (score_address_p): Rename to...
21913 (score_legitimate_address_p): ... this.
21914 (TARGET_LEGITIMATE_ADDRESS_P): New.
21915 * config/score/score3.c (score3_address_p): Rename to...
21916 (score3_legitimate_address_p): ... this.
21917 * config/score/score7.c (score7_address_p): Rename to...
21918 (score7_legitimate_address_p): ... this.
21920 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
21921 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
21922 GO_IF_LEGITIMATE_ADDRESS): Delete.
21923 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
21924 thumb2_legitimate_address_p): Delete.
21925 (arm_legitimate_address_p): Rename to...
21926 (arm_legitimate_address_outer_p): ... this.
21927 * config/arm/constraints.md ("Uq"): Adjust call.
21928 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
21929 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
21931 (arm_legitimate_address_outer_p): ... this.
21932 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
21934 (TARGET_LEGITIMATE_ADDRESS_P): New.
21936 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21937 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
21938 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
21939 (TARGET_LEGITIMATE_ADDRESS_P): New.
21941 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21942 * config/vax/vax-protos.h (legitimate_address_p): Remove.
21943 * config/vax/vax.c (legitimate_address_p): Rename to...
21944 (vax_legitimate_address_p): ... this, make static.
21945 (TARGET_LEGITIMATE_ADDRESS_P): New.
21947 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21948 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
21949 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
21950 (TARGET_LEGITIMATE_ADDRESS_P): New.
21952 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21953 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
21954 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
21955 (mmix_legitimate_address_p): ... this, make static.
21956 (TARGET_LEGITIMATE_ADDRESS_P): New.
21958 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21959 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
21960 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
21961 (TARGET_LEGITIMATE_ADDRESS_P): New.
21963 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
21965 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
21966 of MODE_COMPLEX_INT.
21968 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
21970 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
21971 LCT_NORMAL in function call.
21972 * mips-tdump.c (print_file_desc): Add cast to enum type.
21973 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
21974 (mark_stabs): Add casts to enum types.
21975 (parse_stabs_common): Add casts to enum types.
21977 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
21979 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
21980 Check for invalid values of LETTER.
21982 2009-05-13 Taras Glek <tglek@mozilla.com>
21984 * attribs.c (register_attribute): moved out attribute registration
21985 into register_attribute.
21986 * doc/plugins.texi: Documented register_attribute and
21988 * gcc-plugin.h: Added forward decl for register_attribute.
21989 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
21990 * plugin.c (register_callback, invoke_plugin_callbacks): Added
21991 PLUGIN_ATTRIBUTES boilerplate.
21993 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
21995 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
21996 values even in sentinel and empty entries.
21997 (ms_printf_flag_specs): Likewise.
21998 (ms_scanf_flag_specs): Likewise.
21999 (ms_strftime_flag_specs): Likewise.
22000 (ms_print_char_table): Likewise.
22001 (ms_scan_char_table): Likewise.
22002 (ms_time_char_table): Likewise.
22004 2009-05-13 Doug Kwan <dougkwan@google.com>
22006 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
22008 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
22010 * config/mips/mips.md (store): Add attributes for QI and HI.
22012 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
22013 (truncdi<mode>2): ... this new pattern.
22015 2009-05-13 Brad Hards <bradh@kde.org>
22017 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
22019 2009-05-14 Jakub Jelinek <jakub@redhat.com>
22020 Ben Elliston <bje@au.ibm.com>
22022 PR middle-end/40035
22023 * dse.c (check_mem_read_rtx): Guard against width == -1.
22025 2009-05-13 Michael Matz <matz@suse.de>
22027 PR middle-end/39976
22028 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
22029 (trivially_conflicts_p): New function.
22030 (insert_backedge_copies): Use it.
22032 2009-05-13 Janis Johnson <janis187@us.ibm.com>
22034 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
22035 (handle_stdc_pragma): Use new enum constant names.
22036 (handle_pragma_float_const_decimal64): Ditto.
22038 2009-05-13 Ian Lance Taylor <iant@google.com>
22040 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
22043 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
22045 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
22046 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
22048 * config/m68k/m68k.h (FL_UCLINUX): Define.
22050 2009-05-13 Jan Hubicka <jh@suse.cz>
22052 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
22054 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
22056 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
22057 unless -fschedule-insns is specified.
22059 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
22062 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
22063 TARGET_EXPAND_CBRANCHDI4.
22064 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
22065 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
22066 (cmpeqdi): Fix comment.
22068 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
22070 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
22071 (sh_legitimate_address_p): Likewise.
22072 * config/sh/sh.c (sh_legitimate_index_p): New.
22073 (sh_legitimate_address_p): Likewise.
22074 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
22075 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
22076 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
22077 (MAYBE_BASE_REGISTER_RTX_P): New macro.
22078 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
22079 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
22080 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
22081 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
22082 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
22084 2009-05-12 Jan Hubicka <jh@suse.cz>
22086 * tree-inline.c (estimate_operator_cost): Add operands;
22087 when division happens by constant, it is cheap.
22088 (estimate_num_insns): Loads and stores are not having cost of 0;
22089 EH magic stuff is cheap; when computing runtime cost of switch,
22090 use log2 base of amount of its cases; builtin_expect has cost of 0;
22091 compute cost for moving return value of call.
22092 (init_inline_once): Initialize time_based flags.
22093 * tree-inline.h (eni_weights_d): Add time_based flag.
22095 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
22097 * df-core.c: Update head documentation.
22099 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
22102 * rs6000.c (rs6000_generate_compare): Use op1b instead of
22103 shadowing exisiting variable op1.
22105 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
22108 * config/i386/driver-i386.c (processor_signatures): New enum.
22109 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
22110 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
22111 processor signature to detect geode processor.
22113 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
22117 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
22119 * optabs.c (prepare_cmp_insn): Temporarily disable test that
22120 causes spurious differences between trunk and cond-optab branch.
22122 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
22124 * dojump.c (compare_from_rtx): Delete.
22125 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
22126 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
22127 if the comparison does not satisfy the predicate; test predicates for
22128 operands 2 and 3 of a cstore pattern. Don't try cstore optab
22129 further if one existing pattern fails.
22130 * expr.h (compare_from_rtx): Delete.
22131 (prepare_operand): Declare it.
22132 * optabs.c: Change "lib call" to "libcall" throughout.
22133 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
22134 HAVE_conditional_trap, emit_cmp_insn): Delete.
22135 (can_compare_p): Delete cmp_optab case.
22136 (prepare_float_lib_cmp): Return an rtx and a machine mode.
22137 Accept other parameters by value.
22138 (prepare_operand): Make non-static.
22139 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
22140 other parameters by value. Try to widen operands here based on
22141 an optab_methods argument and looking at cbranch_optab.
22142 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
22143 loop. Use cbranch_optab directly.
22144 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
22145 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
22147 (emit_conditional_move, emit_conditional_add): Inline what's needed
22148 of compare_from_rtx, using new prepare_cmp_insn for the rest.
22149 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
22150 with COMPARE. Move cmov_optab and cstore_optab above
22151 with cbranch_optab, move cmp_optab down with ucmp_optab,
22152 remove tst_otpab. Do not initialize trap_rtx.
22153 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
22154 for trap code. Do not check HAVE_conditional_trap. Use
22155 prepare_cmp_insn. Accept no predicate for operand 3.
22156 * optabs.h (OTI_cmp): Mark as used only for libcalls.
22157 (OTI_ctrap, ctrap_optab): New.
22158 (tst_optab): Delete.
22159 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
22160 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
22161 with lookup of ctrap_optab.
22162 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
22164 (ctrap_optab): New.
22166 * combine.c (combine_simplify_rtx, simplify_set): Do not
22167 special case comparing against zero for cc0 machines.
22168 * simplify-rtx.c (simplify_binary_operation_1): Never remove
22169 COMPARE on cc0 machines.
22170 (simplify_relational_operation): Return a new expression when
22171 a COMPARE could be removed.
22172 * final.c (final_scan_insn): Compare cc_status values
22173 against LHS of a (compare FOO (const_int 0)) cc0 source.
22174 Also check if cc_status.value is the full compare.
22176 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
22177 (cstoreMM4): Document.
22178 (conditional_trap): Document ctrapMM4 instead.
22179 (sync_compare_and_swapMM): Refer to cbranchcc4.
22180 (Dependent Patterns): Eliminate obsolete information referring to
22181 the old jump optimization phase.
22182 (Canonicalization): Include cbranchcc4 case, omit canonicalization
22183 of compares with 0 on cc0 machines.
22184 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
22185 avoiding references to cc0. Remove text about storing operands
22187 * doc/tm.texi (Condition Codes): Include blurb on different
22188 condition code representations, separate into subsections for
22189 CC0, MODE_CC and conditional execution.
22191 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
22192 alpha_emit_setcc): Accept operands and a machine mode.
22193 * config/alpha/alpha.c (alpha_emit_conditional_branch):
22194 Get code/op0/op1 from operands, use machine mode argument
22195 instead of alpha_compare.fp_p. Emit the branch here.
22196 (alpha_emit_setcc): Likewise, and return boolean.
22197 (alpha_emit_conditional_move): Likewise. Assert that
22198 cmp_op_mode == cmp_mode, and simplify accordingly.
22199 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
22200 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
22201 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
22203 (stack probe test): Use cbranchdi4.
22204 * config/alpha/predicates.md (alpha_cbranch_operator): New.
22206 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
22207 * config/arc/arc.h (movsicc, movsfcc): Use it.
22208 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
22209 (cbranchsi4, cstoresi4): New.
22210 (cmpsi, bCC and sCC expanders): Remove.
22212 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
22213 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
22214 * config/arm/predicates.md (arm_comparison_operator): Only include
22215 floating-point operators if there is a hardware floating-point unit.
22216 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
22217 deferring to cbranch_cc and cstore_cc respectively.
22218 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
22219 cbranch_cc, cstore_cc): New.
22220 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
22222 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
22224 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
22225 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
22227 (adjust_insn_length): Adjust calls.
22228 (avr_reorg): Handle (compare (foo) (const_int 0)).
22229 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
22230 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
22231 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
22232 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
22234 (cbranchqi4, cbranchhi4, cbranchsi4): New.
22235 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
22237 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
22238 (cbranchsi4, cstorebi4, cstoresi4): New.
22239 (movbisi): This insn is duplicate, split it to zero_extend.
22240 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
22241 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
22242 (bfin_optimize_loop): Use cbranch expander.
22243 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
22244 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
22245 (bfin_bimode_comparison_operator): ... this.
22246 (bfin_direct_comparison_operator): New.
22248 * config/cris/cris.c (cris_normal_notice_update_cc): Look
22249 inside (compare FOO (const_int 0)).
22250 (cris_rtx_costs): Handle ZERO_EXTRACT.
22251 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
22252 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
22253 (*tstdi_v32): Delete.
22254 (*cmpdi_non_v32): Add M alternative for operand 1.
22255 (cmpsi, cmp<mode>): Make private.
22256 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
22258 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
22260 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
22261 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
22262 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
22263 (cc_reg_operand): New.
22264 (any_cond): Delete.
22265 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
22266 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
22267 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
22268 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
22269 crx_expand_scond): Delete.
22271 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
22273 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
22274 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
22276 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
22277 cstoresi4, cstoresf4, cstoredf4): New.
22278 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
22279 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
22280 Receive the entire operands array.
22281 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
22282 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
22283 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
22284 Get test/op0/op1 from the operands array.
22285 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
22287 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
22288 (h8300_expand_store): New.
22289 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
22291 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
22292 (h8300_expand_store): New.
22293 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
22294 or do not try to produce (set (cc0) REG).
22295 (peepholes): Wrap arguments with COMPARE. Add a peephole to
22296 change a compare into a move to a scratch register. Disable some
22297 peepholes when comparing with zero.
22298 (tstsi, tsthi, tstsi, cmpqi): Make private.
22300 (bCC, sCC): Delete.
22301 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
22304 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
22305 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
22306 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
22307 (ix86_emit_i387_log1p): Use cbranchxf2.
22308 (ix86_expand_setcc): Return void.
22309 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
22310 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
22311 cmp<MODEF>, cmpcc): Remove.
22312 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
22313 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
22314 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
22315 (sCC and bCC expanders): Remove.
22316 (stack_protect_test): Use cbranchcc4.
22318 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
22320 (ia64_expand_compare): Accept three rtx by reference and return void.
22321 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
22322 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
22323 from *expr. Update *expr with the BImode comparison to do.
22324 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
22325 cmptf, bCC, sCC, conditional_trap): Delete.
22326 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
22327 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
22328 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
22329 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
22330 * config/ia64/predicates.md (ia64_cbranch_operator): New.
22332 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
22333 type of last argument.
22334 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
22335 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
22336 use machine mode argument instead of branch_type. Remove dead
22337 code for floating-point comparisons.
22338 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
22339 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
22341 (cbranchsi4, cstoresi4): New.
22342 * config/iq2000/predicates.md (reg_or_const_operand): New.
22344 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
22345 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
22346 (b<code>_op): Rewrite to...
22347 (bcc_op): ... this, using match_operator.
22348 (s<code>_op): Rewrite to...
22349 (scc_op): ... this, using match_operator.
22350 (s<code>_24_op): Rewrite to...
22351 (scc_op_24): ... this, using match_operator.
22352 (s<code>_<mode>): Rewrite to...
22353 (cstore<mode>4): ... this, using match_operator.
22354 (s<code>_<mode>_24): Rewrite to...
22355 (cstore<mode>4_24): ... this, using match_operator.
22356 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
22357 m32c_unpend_compare, m32c_expand_scc): Delete.
22358 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
22359 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
22360 (m32c_expand_movcc): Change NE to EQ if necessary.
22361 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
22363 * config/m32r/m32r-protos.h (gen_cond_store): New.
22364 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
22365 (gen_cond_store): New, from sCC patterns.
22366 (m32r_expand_block_move): Use cbranchsi4.
22367 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
22368 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
22369 (cbranchsi4, cstoresi4): New.
22371 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
22373 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
22374 (m68hc11_notice_update_cc): Look into a compare with 0.
22375 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
22377 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
22378 cmphi, cmpqi, bCC): Delete.
22379 (cbranchsi4, cbranchhi4, cbranchqi4): New.
22380 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
22381 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
22384 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
22385 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
22386 * config/m68k/constraints.md (H): New.
22387 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
22388 the define_insn below.
22389 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
22390 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
22391 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
22392 patterns): Wrap RHS with COMPARE.
22393 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
22394 (*cmpdi_internal): Name this pattern.
22395 (cmpdi): Change to define_insn.
22396 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
22397 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
22398 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
22400 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
22401 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
22402 (conditional_trap): Change to...
22403 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
22404 (*conditional_trap): Use the ordered_comparison_operator and
22405 const1_operand predicates.
22406 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
22407 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
22408 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
22409 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
22411 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
22412 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
22413 (mcore_gen_compare): New.
22414 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
22415 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
22416 (mcore_gen_compare): ... this.
22417 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
22418 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
22419 (stack probe pattern): Use cbranchsi4.
22421 * config/mips/predicates.md (mips_cstore_operator): New.
22422 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
22423 * config/mips/mips.md (any_cond): Delete.
22424 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
22426 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
22427 fixuns_truncsfdi2): Use cbranch patterns.
22428 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
22429 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
22430 Adjust call to mips_expand_conditional_branch.
22431 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
22433 * config/mips/mips-protos.h (mips_expand_conditional_branch,
22434 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
22435 * config/mips/mips.c (cmp_operands): Delete.
22436 (mips_emit_compare): Get comparison operands from *op0/*op1.
22437 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
22438 that it succeeds. Use op0/op1 instead of cmp_operands.
22439 (mips_expand_conditional_branch, mips_expand_conditional_move,
22440 mips_expand_conditional_trap): Likewise.
22441 (mips_block_move_loop): Use cbranch patterns.
22442 * config/mips/mips.h (cmp_operands): Delete.
22444 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
22445 (mmix_gen_compare_reg): Just return a register in the right CC mode.
22446 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
22447 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
22448 (*cmpcc_folded): Rename to...
22449 (*cmpdi_folded): this.
22450 (*cmpcc): Rename to...
22452 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
22455 (cbranchdf4): New. Handle invalid comparisons here.
22456 * config/mmix/predicates.md (float_comparison_operator): New.
22458 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
22459 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
22460 * config/mn10300/mn10300.md (tst): Delete.
22461 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
22462 Name these patterns and wrap RHS in a compare.
22463 (*cmpsi): Make this pattern private. Include tst.
22464 (*cmpsf): Make this pattern private.
22465 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
22466 (compare with zero peepholes): Likewise.
22468 (cbranchsi4, cbranchsf4): New.
22469 (casesi): Use cbranchsi4.
22471 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
22472 hppa_branch_type): Delete.
22473 (return_addr_rtx): Use cbranchsi4.
22474 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
22475 Emit CCFPmode comparison here.
22476 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
22477 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
22478 hppa_branch_type): Delete.
22479 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
22480 (movsicc, movdicc): Remove references to hppa_compare_op0,
22481 hppa_compare_op1 and compare_from_rtx.
22482 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
22483 (casesi): Use cbranchsi4.
22485 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
22486 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
22487 * config/pdp11/pdp11.md (register_or_const0_operand): New.
22488 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
22489 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
22491 (cbranchdf4, cbranchhi4, cbranchqi4): New.
22492 (*branch, *branch_inverted): New.
22494 * config/picochip/picochip.md (cbranchhi4): Use
22495 ordered_comparison_operator.
22496 (cmphi, bCC): Remove.
22498 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
22499 (trap_comparison_operator): Delete.
22500 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
22501 rs6000_emit_cbranch): Accept mode and operands.
22502 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
22503 rs6000_compare_fp_p): Delete.
22504 (rs6000_generate_compare): Accept mode and comparison. Extract code
22505 and op0/op1 from there. Replace references to rs6000_compare_op0
22506 and rs6000_compare_op1.
22507 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
22508 extract result from passed operands.
22509 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
22510 extract loc from passed operands.
22511 (rs6000_emit_cmove): Likewise.
22512 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
22513 rs6000_compare_fp_p): Delete.
22514 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
22515 (cbranch<GPR>4, cbranch<FP>4): New.
22516 (cstore<mode>4): New. Consolidate here all choices about when to use
22517 portable or specialized sCC sequences.
22518 (stack_protect_test): Use cbranchsi4.
22519 (conditional_trap): Replace with ctrap<GPR>4.
22520 (conditional trap insn): Replace trap_comparison_operator with
22521 ordered_comparison_operator.
22523 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
22524 (s390_emit_prologue): Use ctrap.
22525 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
22526 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
22527 New predicates replacing...
22528 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
22529 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
22530 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
22531 (add<mode>cc): Do not use s390_compare_op0/op1.
22532 (s<code>): Change to...
22533 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
22534 (seq): Change to...
22535 (cstorecc4): ... this. Handle EQ or NE equally.
22536 (*sne): Un-privatize for use in cstorecc4.
22537 (b<code>): Change to...
22538 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
22539 (conditional_trap): Replace with...
22540 (ctrap<GPR>4, ctrap<FP>4): ... these.
22541 (stack_protect): Use cbranchcc4.
22543 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
22544 * config/score/score-protos.h (score_gen_cmp): Delete.
22545 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
22546 (score_block_move-loop): Use cbranchsi4.
22547 * config/score/score.md (cbranchsi4): New.
22548 (cmpsi, bCC): Delete.
22549 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
22550 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
22551 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
22552 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
22553 * config/score/score3.h (score3_gen_cmp): Delete.
22554 * config/score/score7.h (score7_gen_cmp): Delete.
22556 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
22557 (sh_emit_scc_to_t): ... this. Return void.
22558 (from_compare): Rename to...
22559 (sh_emit_compare_and_branch): ... this.
22560 (sh_emit_compare_and_set): New.
22561 (sh_expand_t_scc): Accept operands.
22562 * config/sh/predicates.md (sh_float_comparison_operator): New.
22563 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
22564 (prepare_scc_operands): Rename to...
22565 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
22567 (sh_emit_cheap_store_flag): New.
22568 (sh_emit_set_t_insn): New.
22569 (from_compare): Rename to...
22570 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
22571 handling of TARGET_SH2E floating point to avoid recursive call.
22572 Generate branch here.
22573 (sh_emit_compare_and_set): New.
22574 (sh_expand_t_scc): Get op0/op1 from arguments.
22575 (sh_emit_cheap_store_flag): New.
22576 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
22578 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
22579 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
22580 (movsicc, movdicc): Do nothing when it recreated operands from
22581 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
22582 prepare_scc_operands (now sh_emit_scc_to_t).
22583 (udivdi3): Use cstoresi4.
22584 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
22585 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
22586 (cbranchint4_media, cbranchfp4_media): New.
22587 (casesi): Use cbranchdi4.
22588 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
22590 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
22591 (movnegt): Remove second operand.
22592 (cbranchsf4, cbranchdf4): New.
22593 (stack_protect): Use cbranchdi4/cbranchsi4.
22595 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
22596 (gen_compare_reg): Accept comparison, extract part of it to...
22597 (gen_compare_reg_1): ... this.
22598 (gen_compare_operator): Delete.
22599 (gen_v9_scc): Accept separate destination, comparison code and arms.
22600 Do not use sparc_compare_op0/sparc_compare_op1.
22601 (emit_scc_insn, emit_conditional_branch_insn): New.
22602 (emit_v9_brxx): Make static. Remove useless assertion.
22603 (sparc_emit_float_lib_cmp): Return RTL instead of calling
22605 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
22606 * config/sparc/sparc-protos.h (gen_compare_reg,
22607 sparc_emit_float_lib_cmp): Adjust prototype.
22608 (emit_scc_insn, emit_conditional_branch_insn): New.
22609 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
22610 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
22611 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
22612 iterators to the top.
22613 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
22614 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
22615 snedi_special_trunc): Delete.
22616 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
22617 and snedi_special_trunc.
22618 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
22619 cbranchdi4, cbranch<F:mode>4): New.
22620 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
22621 here. Use gen_compare_reg instead of gen_compare_operator.
22622 (conditional_trap): Replace with...
22623 (ctrapsi4, ctrapdi4): ... this.
22624 (stack_protect_test): Use cbranchcc4.
22626 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
22628 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
22629 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
22630 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
22631 from operands[0] or operands[3] depending on is_set.
22632 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
22633 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
22634 cmpdf, bCC), sCC: Remove.
22635 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
22636 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
22638 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
22639 spu_emit_branch_or_set.
22641 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
22643 * config/stormy16/stormy16.h (xstormy16_compare_op0,
22644 xstormy16_compare_op1): Delete.
22645 * config/stormy16/stormy16.c (xstormy16_compare_op0,
22646 xstormy16_compare_op1): Delete.
22647 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
22649 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
22650 (cmphi, cmpsi, bCC): Remove.
22652 * config/v850/v850.md (tstsi, cmpsi): Fold into...
22653 (*cmpsi): ... this one.
22654 (cbranchsi4, cstoresi4): New.
22655 (bCC expanders): Delete.
22656 (sCC insns): Fold into...
22657 (*setcc): ... this one.
22658 (casesi): Do not use gen_cmpsi and gen_bgtu.
22659 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
22660 (movsicc): Simplify.
22661 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
22663 * config/vax/vax-protos.h (cond_name): New.
22664 (vax_output_conditional_branch): Remove.
22665 * config/vax/vax.c (cond_name): New.
22666 (vax_output_conditional_branch): Remove.
22667 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
22668 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
22669 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
22670 (bit<VAXint>): Wrap source with (compare).
22671 (b<code> and following unnamed pattern): Rename to *branch and
22672 *branch_reversed. Change macroization to match_operator.
22673 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
22675 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
22676 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
22677 Change last argument to machine_mode.
22678 (xtensa_expand_scc): Add machine_mode argument.
22679 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
22680 (gen_conditional_move, xtensa_expand_conditional_branch,
22681 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
22682 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
22683 Adjust operand numbers.
22684 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
22686 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
22687 (cmpsi, cmpsf, b<code>, s<code>): Delete.
22688 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
22690 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
22692 * optabs.c (prepare_cmp_insn): Temporarily disable test that
22693 causes spurious differences between trunk and cond-optab branch.
22695 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
22698 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
22700 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
22702 * tree.c (iterative_hash_pointer): Delete.
22703 (iterative_hash_expr): Short-circuit handling of NULL pointer.
22704 Hash UIDs and versions of SSA names. Don't special-case built-in
22705 function declarations.
22707 2009-05-11 Ian Lance Taylor <iant@google.com>
22710 * graphite.c: Force -Wc++-compat to only be a warning before
22711 #including "cloog/cloog.h".
22713 2009-05-11 Martin Jambor <mjambor@suse.cz>
22715 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
22717 2009-05-11 Jan Hubicka <jh@suse.cz>
22719 * tree-ssa-loop-ivcanon.c: Include target.h
22720 (struct loop_size): new structure.
22721 (constant_after_peeling): New predicate.
22722 (tree_estimate_loop_size): New function.
22723 (estimated_unrolled_size): Rewrite for new estimates.
22724 (try_unroll_loop_completely): Use new estimates.
22725 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
22727 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
22729 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
22730 libcpp interface change.
22731 (spu_macro_to_expand): Likewise.
22733 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
22735 PR tree-optimization/40026
22736 * gimplify.c (gimplify_init_constructor): Change initial conditional
22737 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
22738 optimize_compound_literals_in_ctor.
22740 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
22742 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
22744 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
22746 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
22748 * tree-vect-data-refs.c (vect_analyze_group_access): Use
22749 HOST_WIDE_INT for gap.
22751 2009-05-11 Ira Rosen <irar@il.ibm.com>
22753 PR tree-optimization/40074
22754 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
22755 account in group size and step comparison.
22757 2009-05-11 Richard Guenther <rguenther@suse.de>
22759 * passes.c (init_optimization_passes): Strip now incorrect comment.
22760 (execute_function_todo): Do not set PROP_alias.
22761 * tree-pass.h (PROP_alias): Remove.
22762 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
22763 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
22764 * tree-nrv.c (pass_return_slot): Likewise.
22765 * tree-object-size.c (pass_object_sizes): Likewise.
22766 * tree-ssa-dom.c (pass_dominator): Likewise.
22767 (pass_phi_only_cprop): Likewise.
22768 * tree-ssa-dse.c (pass_dse): Likewise.
22769 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
22770 (pass_cselim): Likewise.
22771 * tree-ssa-pre.c (pass_pre): Likewise.
22772 (pass_fre): Likewise.
22773 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
22774 * tree-ssa-sink.c (pass_sink_code): Likewise.
22775 * tree-stdarg.c (pass_stdarg): Likewise.
22776 * tree-tailcall.c (pass_tail_calls): Likewise.
22777 * tree-vrp.c (pass_vrp): Likewise.
22779 2009-05-10 Ian Lance Taylor <iant@google.com>
22781 * basic-block.h (enum profile_status): Break out of struct
22782 control_flow_graph.
22783 * cgraph.h (struct inline_summary): Break out of struct
22785 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
22786 of struct cgraph_order_sort.
22787 * combine.c (enum undo_kind): New enum, broken out of struct undo.
22788 * cse.c (struct branch_path): Break out of struct
22789 cse_basic_block_data.
22790 * except.h (enum eh_region_type): Break out of struct eh_region.
22791 * gcc.c (enum add_del): Break out of struct modify_target.
22792 * genrecog.c (enum decision_type): Break out of struct decision_test.
22793 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
22795 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
22796 * regmove.c (enum match_use): New enum, broken out of struct match.
22797 * sched-int.h (enum post_call_group): New enum, broken out of
22799 (struct deps_reg): Break out of struct deps.
22800 * target.h (struct asm_int_op): Break out of struct gcc_target.
22801 * tree-eh.c (struct goto_queue_node): Break out of struct
22803 * tree-inline.h (enum copy_body_cge_which): Break out of
22805 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
22807 * c-decl.c (in_struct, struct_types): New static variables.
22808 (pushtag): Add loc parameter. Change all callers.
22809 (lookup_tag): Add ploc parameter. Change all callers.
22810 (check_compound_literal_type): New function.
22811 (parser_xref_tag): Add loc parameter. Change all callers. If
22812 -Wc++-compat, warn about struct/union/enum types defined within a
22814 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
22815 and loc parameters. Change all callers. Change error calls to
22816 error_at, using loc. For a redefinition, if the location of the
22817 original definition is known, report it. Set in_struct and
22818 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
22819 (finish_struct): Add new parameters enclosing_in_struct and
22820 enclosing_struct_types. Change all callers. Set
22821 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
22822 in the struct. If in a struct, add this struct to struct_types.
22823 (start_enum): Add loc parameter. Change all callers. Use
22824 error_at for errors, using loc. For a redefinition, if the
22825 location of the original definition is known, report it. If in a
22826 struct, add this enum type to struct_types. If -Wc++-compat warn
22827 if in sizeof, typeof, or alignof.
22828 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
22829 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
22830 (c_parser_enum_specifier): Get enum location for start_enum.
22831 (c_parser_struct_or_union_specifier): Get struct location for
22832 start_struct. Save in_struct and struct_types status between
22833 start_struct and finish_struct.
22834 (c_parser_cast_expression): Get location of cast.
22835 (c_parser_alignof_expression): Get location of type.
22836 (c_parser_postfix_expression): Likewise.
22837 (c_parser_postfix_expression_after_paren_type): Add type_loc
22838 parameter. Change all callers. Call check_compound_literal_type.
22839 Use type_loc for error about variable size type.
22840 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
22841 of an enum constant from an enum type defined in a struct or union.
22842 (c_cast_expr): Add loc parameter. Change all callers. If
22843 -Wc++-compat, warn about defining a type in a cast.
22844 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
22845 (start_enum, start_struct, finish_struct): Update declarations.
22846 (parser_xref_tag, c_cast_expr): Update declarations.
22847 (check_compound_literal_type): Declare.
22849 2009-05-11 Ben Elliston <bje@au.ibm.com>
22851 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
22852 for recent libcpp interface change.
22853 (rs6000_macro_to_expand): Likewise.
22855 2009-05-10 Michael Matz <matz@suse.de>
22858 * config/arm/arm.c (require_pic_register): Emit on entry edge,
22859 not at entry of function.
22861 2009-05-10 Richard Guenther <rguenther@suse.de>
22863 PR tree-optimization/40081
22865 * tree-sra.c (instantiate_element): Instantiate scalar replacements
22866 using the main variant of the element type. Do not fiddle with
22867 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
22869 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
22870 structs with volatile fields.
22872 2009-05-10 Jan Hubicka <jh@suse.cz>
22874 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
22875 (estimate_move_cost): Assert that it does not get called for
22877 (estimate_num_insns): Skip VOID types in argument handling.
22878 (optimize_inline_calls): Delete unreachable blocks and verify that
22879 callgraph is valid.
22881 2009-05-10 Jan Hubicka <jh@suse.cz>
22883 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
22884 * cgraph.c (cgraph_mark_address_taken_node): New function.
22885 (dump_cgraph_node): Dump new flag.
22886 * cgraph.h (struct cgraph_node): Add address_taken.
22887 (cgraph_mark_address_taken_node): New function.
22888 * ipa.c (cgraph_postorder): Prioritize functions with address taken
22889 since new direct calls can be born.
22891 2009-05-10 Joseph Myers <joseph@codesourcery.com>
22893 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
22894 tok->val.node.node.
22896 2009-05-10 Jan Hubicka <jh@suse.cz>
22898 PR middle-end/40084
22899 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
22901 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
22902 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
22903 * tree-inline.c (copy_bb): Set frequency correctly.
22904 (fold_marked_statements): Update call to
22905 cgraph_update_edges_for_call_stmt.
22907 2009-05-10 Joseph Myers <joseph@codesourcery.com>
22909 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
22910 identifiers in diagnostics.
22911 * config/arm/arm.c (arm_handle_fndecl_attribute,
22912 arm_handle_isr_attribute): Likewise.
22913 * config/avr/avr.c (avr_handle_progmem_attribute,
22914 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
22915 * config/bfin/bfin.c (handle_int_attribute,
22916 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
22917 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
22918 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
22920 * config/darwin.c (darwin_handle_kext_attribute,
22921 darwin_handle_weak_import_attribute): Likewise.
22922 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
22923 h8300_handle_eightbit_data_attribute,
22924 h8300_handle_tiny_data_attribute): Likewise.
22925 * config/i386/i386.c (ix86_handle_cconv_attribute,
22926 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
22927 * config/i386/winnt.c (ix86_handle_shared_attribute,
22928 ix86_handle_selectany_attribute): Likewise.
22929 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
22930 * config/m32c/m32c.c (function_vector_handler): Likewise.
22931 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
22932 m68hc11_handle_fntype_attribute): Likewise.
22933 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
22934 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
22935 * config/mips/mips.c (mips_insert_attributes,
22936 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
22937 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
22938 rs6000_handle_struct_attribute): Likewise.
22939 * config/sh/sh.c (sh_insert_attributes,
22940 sh_handle_resbank_handler_attribute,
22941 sh_handle_interrupt_handler_attribute,
22942 sh2a_handle_function_vector_handler_attribute,
22943 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
22945 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
22946 * config/spu/spu.c (spu_handle_fndecl_attribute,
22947 spu_handle_vector_attribute): Likewise.
22948 * config/stormy16/stormy16.c
22949 (xstormy16_handle_interrupt_attribute): Likewise.
22950 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
22951 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
22953 2009-05-10 Joseph Myers <joseph@codesourcery.com>
22955 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
22956 (pp_translate_identifiers): New.
22957 (pp_identifier): Only conditionally translate identifier to locale
22959 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
22960 (pp_base_tree_identifier): Only conditionally translate identifier
22961 to locale character set.
22962 * c-pretty-print.c (M_): Define.
22963 (pp_c_type_specifier, pp_c_primary_expression): Mark English
22964 fragments for conditional translation with M_.
22965 * tree-pretty-print.c (maybe_init_pretty_print): Disable
22966 identifier translation.
22968 2009-05-10 Richard Guenther <rguenther@suse.de>
22970 PR tree-optimization/40081
22971 * tree-sra.c (instantiate_element): Instantiate scalar replacements
22972 using the main variant of the element type. Do not fiddle with
22973 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
22975 2009-05-09 Jan Hubicka <jh@suse.cz>
22977 PR middle-end/40080
22978 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
22979 indirect calls; verify cgraph afterwards.
22981 2009-05-09 Jan Hubicka <jh@suse.cz>
22984 * ipa.c (update_inlined_to_pointer): New function.
22985 (cgraph_remove_unreachable_nodes): Use it.
22987 2009-05-09 Jan Hubicka <jh@suse.cz>
22989 * tree-eh.c (struct leh_state): Remove prev_try.
22990 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
22991 not track prev_try.
22992 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
22993 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
22994 remove_eh_handler_and_replace, foreach_reachable_handler,
22995 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
22996 * except.h (struct eh_region): Remove eh_region_u_cleanup.
22997 (gen_eh_region_cleanup): Update prototype.
22999 2009-05-09 Jan Hubicka <jh@suse.cz>
23001 PR middle-end/40043
23002 * except.c (copy_eh_region): Always set prev_try.
23003 (redirect_eh_edge_to_label): Find outer try.
23004 (foreach_reachable_handler): When looking for prev try
23005 handle case where previous try is not going to be taken.
23007 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
23009 PR tree-optimization/40049
23010 * tree-vect-stmts.c (vectorizable_operation): If the machine has
23011 only vector/vector shifts, convert the type of the constant to the
23012 appropriate type to avoid building incorrect trees, which
23013 eventually have problems with garbage collection.
23015 2009-05-08 Joseph Myers <joseph@codesourcery.com>
23017 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
23018 -1 for complex floating-point types if honoring signed zeros.
23020 2009-05-08 Jan Hubicka <jh@suse.cz>
23022 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
23023 argument; handle correctly when profile is absent.
23024 (build_cgraph_edges): Update.
23025 (rebuild_cgraph_edges): Update.
23026 * cgraph.c: Do not include varray.h.
23027 (cgraph_set_call_stmt_including_clones): New function.
23028 (cgraph_create_edge_including_clones): Likewise
23029 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
23030 (cgraph_update_edges_for_call_stmt): Handle clones.
23031 (cgraph_remove_node): Handle clone tree.
23032 (cgraph_remove_node_and_inline_clones): New function.
23033 (dump_cgraph_node): Dump clone tree.
23034 (cgraph_clone_node): Handle clone tree.
23035 (clone_function_name): Bring here from tree-inline.c.
23036 (cgraph_create_virtual_clone): New function.
23037 * cgraph.h (ipa_replace_map): Move here from ipa.h.
23038 (cgraph_clone_info): New function.
23039 (strut cgraph_node): Add clone_info and new clone tree pointers.
23040 (cgraph_remove_node_and_inline_clones,
23041 cgraph_set_call_stmt_including_clones,
23042 cgraph_create_edge_including_clones,
23043 cgraph_create_virtual_clone): Declare.
23044 (cgraph_function_versioning): Use VEC argument.
23045 (compute_call_stmt_bb_frequency): Update prototype.
23046 (cgraph_materialize_all_clones): New function.
23047 * ipa-cp.c (ipcp_update_cloned_node): Remove.
23048 (ipcp_create_replace_map): Update to VECtors.
23049 (ipcp_update_callgraph): Use virtual clones.
23050 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
23051 (ipcp_update_profiling): Do not update local profiling.
23052 (ipcp_insert_stage): Use VECtors and virtual clones.
23053 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
23054 (clone_of_p): New function.
23055 (cgraph_preserve_function_body_p): Use clone tree.
23056 (cgraph_optimize): Materialize clones.
23057 (cgraph_function_versioning): Update for VECtors.
23058 (save_inline_function_body): Use clone tree.
23059 (cgraph_materialize_clone): New function.
23060 (cgraph_materialize_all_clones): Likewise.
23061 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
23062 * ipa.c: Include gimple.h.
23063 (cgraph_remove_unreachable_nodes): Use clone tree.
23064 * ipa-prop.c (ipa_note_param_call): Update call to
23065 compute_call_stmt_bb_frequencycall.
23066 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
23067 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
23068 (copy_bb): Handle updating of clone tree; add new edge when new call
23070 (expand_call_inline): Be strict about every call having edge.
23071 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
23072 (delete_unreachable_blocks_update_callgraph): New function.
23073 (tree_function_versioning): Use VECtors; always remove unreachable
23074 blocks and fold conditionals.
23075 * tree-inline.h: Do not include varray.h.
23076 (tree_function_versioning): Remove.
23077 * Makefile.in (GTFILES): Remove tree-inline.c
23078 * passes.c (do_per_function): Do only functions having body.
23079 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
23082 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
23083 Andrew Morrow <acm@google.com>
23086 * c-common.c (c_common_attribute_table): Permit deprecated
23087 attribute to take an optional argument.
23088 (handle_deprecated_attribute): If the optional argument to
23089 __attribute__((deprecated)) is not a string ignore the attribute
23090 and emit a warning.
23092 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
23093 * c-typeck.c (build_component_ref): Likewise.
23094 (build_external_ref): Likewise.
23096 * toplev.c (warn_deprecated_use): Add an attribute argument.
23097 Emit the message associated with __attribute__((deprecated)).
23099 * toplev.h (warn_deprecated_use): Updated.
23101 * doc/extend.texi: Document new optional parameter to
23102 __attribute__((deprecated))
23104 2009-05-08 Michael Eager <eager@eagercon.com>
23106 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
23107 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
23109 2009-05-08 Richard Guenther <rguenther@suse.de>
23111 PR tree-optimization/40062
23112 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
23113 Avoid exponential behavior.
23115 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
23117 PR rtl-optimization/33928
23119 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
23120 process_uses, build_single_def_use_links): New.
23121 (update_df): Update use_def_ref.
23122 (forward_propagate_into): Use get_def_for_use instead of use-def
23124 (fwprop_init): Call build_single_def_use_links and let it initialize
23126 (fwprop_done): Free use_def_ref.
23127 (fwprop_addr): Eliminate duplicate call to df_set_flags.
23128 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
23129 df_rd_simulate_one_insn): New.
23130 (df_rd_bb_local_compute_process_def): Update head comment.
23131 (df_chain_create_bb): Use the new RD simulation functions.
23132 * df.h (df_rd_simulate_artificial_defs_at_top,
23133 df_rd_simulate_one_insn): New.
23134 * opts.c (decode_options): Enable fwprop at -O1.
23135 * doc/invoke.texi (-fforward-propagate): Document this.
23137 2009-05-08 Joseph Myers <joseph@codesourcery.com>
23140 * c-typeck.c (build_binary_op): Handle arithmetic between one real
23141 and one complex operand specially.
23142 * tree-complex.c (some_nonzerop): Do not identify a real value as
23143 zero if flag_signed_zeros.
23145 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
23147 PR rtl-optimization/33928
23148 * loop-invariant.c (record_use): Fix && vs. || mishap.
23150 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
23152 PR rtl-optimization/33928
23153 * loop-invariant.c (struct use): Add addr_use_p.
23154 (struct def): Add n_addr_uses.
23155 (struct invariant): Add cheap_address.
23156 (create_new_invariant): Set cheap_address.
23157 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
23158 (record_uses): Pass df_ref to record_use.
23159 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
23162 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
23164 * config/sh/sh.c: Do not include c-pragma.h.
23166 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
23168 * config/spu/spu.c: Remove include of c-common.h.
23170 2009-05-07 Janis Johnson <janis187@us.ibm.com>
23173 * c-common.h (mark_valid_location_for_stdc_pragma,
23174 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
23175 clear_float_const_decimal64, float_const_decimal64_p): New.
23176 * c.opt (Wunsuffixed-float-constants): New.
23177 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
23178 unsuffixed float constant, handle new warning.
23179 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
23180 * c-decl.c (c_scope): New flag float_const_decimal64.
23181 (set_float_const_decimal64, clear_float_const_decimal64,
23182 float_const_decimal64_p): New.
23183 (push_scope): Set new flag.
23184 * c-parser.c (c_parser_translation_unit): Mark when it's valid
23185 to use STDC pragmas.
23186 (c_parser_external_declaration): Ditto.
23187 (c_parser_compound_statement_nostart): Ditto.
23188 * c-pragma.c (valid_location_for_stdc_pragma,
23189 mark_valid_location_for_stdc_pragma,
23190 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
23191 handle_pragma_float_const_decimal64): New.
23192 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
23193 * cp/semantics.c (valid_location_for_stdc_pragma_p,
23194 set_float_const_decimal64, clear_float_const_decimal64,
23195 float_const_decimal64_p): New dummy functions.
23196 * doc/extend.texi (Decimal Float): Remove statement that the
23197 pragma, and suffix for double constants, are not supported.
23198 * doc/invoke.texi (Warning Options): List new option.
23199 (-Wunsuffixed-float-constants): New.
23201 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
23203 * config/i386/i386.c: Do not include c-common.h.
23205 2009-05-07 Mark Heffernan <meheff@google.com>
23207 * doc/invoke.texi (Debugging Options): Document change of debugging
23209 * opts.c (decode_options): Make dump_base_name relative to
23210 aux_base_name directory.
23212 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
23214 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
23215 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
23217 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
23219 * Makefile.in (install-plugin): Simplify a bit.
23221 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
23223 * Makefile.in (OBJS-common): Add regcprop.o.
23225 * timevar.def (TV_CPROP_REGISTERS): New.
23226 * regrename.c (regrename_optimize): Return 0.
23227 (rest_of_handle_regrename): Delete.
23228 (pass_rename_registers): Point to regrename_optimize.
23229 (struct value_data_entry, struct value_data,
23230 kill_value_one_regno, kill_value_regno, kill_value,
23231 set_value_regno, init_value_data, kill_clobbered_value,
23232 kill_set_value, kill_autoinc_value, copy_value,
23233 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
23234 replace_oldest_value_reg, replace_oldest_value_addr,
23235 replace_oldest_value_mem, copyprop_hardreg_forward_1,
23236 debug_value_data, validate_value_data): Move...
23237 * regcprop.c: ... here.
23238 (rest_of_handle_cprop): Delete.
23239 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
23241 2009-05-07 Jakub Jelinek <jakub@redhat.com>
23243 PR middle-end/40057
23244 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
23245 GEN_INT for 1 << bitnum.
23246 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
23247 build_int_cst_type.
23249 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
23251 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
23252 Remove wrong description of "nand" operation.
23254 2009-05-06 Richard Guenther <rguenther@suse.de>
23255 Adam Nemet <anemet@caviumnetworks.com>
23257 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
23258 comment. Add that if LHS is not a gimple register, then RHS1 has
23259 to be a single object (GIMPLE_SINGLE_RHS).
23261 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
23263 * expr.c (get_def_for_expr): Move it up in the file.
23264 (store_field): When expanding a bit-field store, look at the
23265 defining gimple stmt for the masking conversion.
23267 2009-05-06 Janis Johnson <janis187@us.ibm.com>
23269 PR middle-end/39986
23270 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
23271 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
23272 32-bit memcpy into long.
23274 2009-05-06 Jakub Jelinek <jakub@redhat.com>
23276 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
23277 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
23279 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
23280 instead of appending DW_OP_deref*.
23282 2009-05-06 Michael Matz <matz@suse.de>
23284 PR middle-end/40021
23285 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
23286 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
23288 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
23290 * Makefile.in (install-plugin): Fix srcdir handling.
23292 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
23294 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
23295 when processing for not_regs_needed bitmap.
23296 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
23297 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
23298 handling it for rhs.
23300 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
23302 * config/i386/i386.md (unnamed inc/dec peephole): Use
23303 optimize_insn_for_size_p instead of optimize_size.
23304 * config/i386/predicates.md (incdec_operand): Likewise.
23305 (aligned_operand): Likewise.
23306 * config/i386/sse.md (divv8sf3): Likewise.
23307 (sqrtv8sf2): Likewise.
23309 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
23311 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
23313 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
23315 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
23317 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
23318 ssemodesuffixf2c with avxmodesuffixf2c.
23320 2009-05-06 Joseph Myers <joseph@codesourcery.com>
23323 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
23325 2009-05-05 Jakub Jelinek <jakub@redhat.com>
23327 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
23328 (struct tree_base): Adjust spacing for 8 bit boundaries.
23329 (struct tree_decl_common): Add decl_by_reference_flag bit.
23330 (DECL_BY_REFERENCE): Adjust.
23331 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
23332 print DECL_BY_REFERENCE bit.
23333 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
23334 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
23335 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
23336 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
23339 PR middle-end/39666
23340 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
23341 range of the type, but default label is missing, add it with one
23342 of the existing labels instead of adding a new label for it.
23344 2009-05-05 Joseph Myers <joseph@codesourcery.com>
23348 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
23350 * Makefile.in (enable_plugin, plugin_includedir): New.
23351 (install): Depend on install-plugin.
23352 (PLUGIN_HEADERS): New.
23353 (install-plugin): New.
23354 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
23356 2009-05-05 Richard Guenther <rguenther@suse.de>
23358 PR tree-optimization/40022
23359 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
23361 (phivn_valid_p): Fix tuplification error, simplify.
23362 (phiprop_insert_phi): Add dumps.
23363 (propagate_with_phi): Simplify.
23365 2009-05-05 Richard Guenther <rguenther@suse.de>
23367 PR middle-end/40023
23368 * builtins.c (gimplify_va_arg_expr): Properly build the address.
23370 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
23372 * tree.h (strip_float_extensions): Remove duplicate declaration.
23373 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
23374 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
23375 block_ultimate_origin): Rearrange the declarations line to match the
23376 comment that indicates the .c file which the functions are defined.
23377 (dwarf2out_*, set_decl_rtl): Add comment.
23378 (get_base_address): Adjust comment.
23379 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
23380 declarations line and add comment.
23381 (is_builtin_name): Add blank after function name, for clarity.
23383 2009-05-04 Joseph Myers <joseph@codesourcery.com>
23385 * attribs.c (decl_attributes): Use %qE for identifiers in
23387 * cgraphunit.c (verify_cgraph_node): Translate function names to
23388 locale character set in diagnostics.
23389 * coverage.c (get_coverage_counts): Use %qE for identifiers in
23391 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
23392 Document that functions are named in UTF-8.
23393 * expr.c (expand_expr_real_1): Translate function names to locale
23394 character set in diagnostics.
23395 * gimplify.c (omp_notice_variable, omp_is_private,
23396 gimplify_scan_omp_clauses): Use %qE for identifiers in
23398 * langhooks.c (lhd_print_error_function): Translate function names
23399 to locale character set.
23400 * langhooks.h (decl_printable_name): Document that return value is
23401 in internal character set.
23402 * stmt.c: Include pretty-print.h
23403 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
23405 (resolve_operand_name_1): Translate named operand name to locale
23407 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
23409 * toplev.c (announce_function): Translate function names to locale
23411 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
23412 (default_tree_printer): Use pp_identifier or translate identifiers
23413 to locale character set. Mark "<anonymous>" for translation.
23414 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
23415 for identifiers in diagnostics.
23416 * tree.c (handle_dll_attribute): Use %qE for identifiers in
23418 * varasm.c (output_constructor): Use %qE for identifiers in
23421 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
23423 * configure.ac: use ` ` instead of $()
23424 * configure: Regenerate.
23426 2009-05-05 Ben Elliston <bje@au.ibm.com>
23428 * config/pa/linux-atomic.c: Eliminate conditional include of
23429 errno.h on non-LP64 systems to simplify build requirements.
23431 2009-05-04 Joseph Myers <joseph@codesourcery.com>
23433 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
23435 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
23436 and pass value to identifier_to_locale.
23437 (warn_variable_length_array): Make name a tree.
23438 (grokdeclarator): Separate diagnostic texts for named and unnamed
23439 declarators. Use %qE for named declarators.
23440 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
23442 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
23443 identifiers in diagnostics.
23444 * c-typeck.c (push_member_name, start_init): Pass identifiers to
23445 identifier_to_locale. Mark "anonymous" strings for translation.
23447 2009-05-04 Michael Eager <eager@eagercon.com>
23449 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
23450 address for DImode/DFmode only if double-precision FP regs.
23452 2009-05-04 Michael Eager <eager@eagercon.com>
23454 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
23455 TARGET_SINGLE_FLOAT check.
23457 2009-05-04 Michael Eager <eager@eagercon.com>
23459 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
23461 2009-05-04 Michael Eager <eager@eagercon.com>
23463 * gcc/config.gcc (powerpc-xilinx-eabi*): Add tm t-xilinx
23464 * config/rs6000/t-xilinx: New
23466 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
23468 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
23469 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
23470 * gcc/explow.c (memory_address): Use target hook.
23471 * gcc/targhooks.c (default_legitimize_address): New.
23472 * gcc/targhooks.h (default_legitimize_address): New.
23473 * gcc/target.h (legitimize_address): New.
23474 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
23475 (TARGET_INITIALIZER): Include it.
23476 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
23478 * config/bfin/bfin-protos.h (legitimize_address): Remove.
23479 * config/bfin/bfin.c (legitimize_address): Remove.
23480 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
23481 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
23483 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
23484 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
23486 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
23487 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
23488 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
23489 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
23490 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
23491 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
23492 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
23493 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
23494 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
23495 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
23496 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
23497 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
23498 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
23499 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
23500 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
23501 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
23502 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
23503 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
23504 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
23505 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
23506 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
23507 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
23508 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
23510 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
23511 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
23512 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
23513 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
23514 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
23515 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
23516 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
23517 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
23518 (thumb_legitimize_address): Delete.
23519 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
23520 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
23521 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
23522 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
23523 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
23524 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
23526 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
23529 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
23530 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
23531 * config/m32r/m32r.c (m32r_legitimize_address): New.
23532 * config/m68k/m68k.c (m68k_legitimize_address): New.
23533 * config/score/score.c (score_legitimize_address): Standardize.
23534 * config/score/score3.c (score3_legitimize_address): Standardize.
23535 * config/score/score3.h (score3_legitimize_address): Adjust.
23536 * config/score/score7.c (score7_legitimize_address): Standardize.
23537 * config/score/score7.h (score7_legitimize_address): Adjust.
23538 * config/sh/sh.c (sh_legitimize_address): New.
23539 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
23541 * gcc/config/s390/s390.c (legitimize_address): Rename to...
23542 (s390_legitimize_address): ... this.
23543 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
23544 (sparc_legitimize_address): ... this.
23545 * gcc/config/i386/i386.c (legitimize_address): Rename to...
23546 (ix86_legitimize_address): ... this.
23547 * gcc/config/avr/avr.c (legitimize_address): Rename to...
23548 (avr_legitimize_address): ... this.
23549 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
23550 (mn10300_legitimize_address): ... this.
23551 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
23552 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
23553 (alpha_expand_mov): Adjust call.
23555 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
23556 * config/spu/spu.c (spu_legitimize_address): Likewise.
23557 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
23558 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
23560 2009-05-04 Joseph Myers <joseph@codesourcery.com>
23562 * intl.c (locale_encoding, locale_utf8): New.
23563 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
23564 * intl.h (locale_encoding, locale_utf8): Declare.
23565 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
23566 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
23568 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
23570 (pp_tree_identifier): Define to call pp_base_tree_identifier.
23571 (pp_base_tree_identifier): Declare as function.
23572 (identifier_to_locale): Declare.
23573 * Makefile.in (pretty-print.o): Update dependencies.
23574 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
23576 2009-05-04 Richard Guenther <rguenther@suse.de>
23578 PR middle-end/40015
23579 * builtins.c (fold_builtin_memory_op): Do not decay to element
23580 type if the size matches the whole array.
23582 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
23584 * expmed.c (synth_mult): When trying out a shift, pass the result
23587 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
23589 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
23590 (shiftsub1_cost): New.
23591 (init_expmed): Compute shiftsub1_cost.
23592 (synth_mult): Optimize multiplications by constants of the form
23593 -(2^^m-1) for some constant positive integer m.
23595 2009-05-03 Richard Guenther <rguenther@suse.de>
23598 * c-typeck.c (array_to_pointer_conversion): Do not built
23599 ADDR_EXPRs of arrays of pointer-to-element type.
23600 * c-gimplify.c (c_gimplify_expr): Revert change fixing
23601 up wrong ADDR_EXPRs after-the-fact.
23602 * c-common.c (strict_aliasing_warning): Strip pointer
23603 conversions for obtaining the original type.
23604 * builtins.c (fold_builtin_memset): Handle array types.
23605 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
23608 2009-05-03 Richard Guenther <rguenther@suse.de>
23610 PR middle-end/23329
23611 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
23612 Do not lose casts from array types with unknown extent to array
23613 types with known extent.
23614 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
23615 alias set compatibility.
23617 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
23619 * flags.h (extra_warnings): Delete.
23620 * toplev.c (process_options): Handle Wuninitialized here.
23621 * opts.c (extra_warnings): Delete.
23622 (set_Wextra): Delete.
23623 (common_handle_option): -Wextra can be handled automatically.
23624 * c-opts.c (c_common_handle_option): Delete obsolete code.
23625 (c_common_post_options): Simplify comment.
23626 * common.opt (W): Add Var.
23628 (Wuninitialized): Initialize to -1.
23630 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
23631 Richard Guenther <rguenther@suse.de>
23633 * expr.c (get_def_for_expr): New function.
23634 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
23635 SSA rather than trees.
23636 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
23637 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
23639 2009-05-03 Joseph Myers <joseph@codesourcery.com>
23641 * c-common.c (reswords): Add _Imaginary.
23642 * c-common.c (enum rid): Add RID_IMAGINARY.
23644 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
23646 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
23647 Patch by Richard Guenther.
23649 2009-05-03 Anatoly Sokolov <aesok@post.ru>
23651 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
23652 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
23653 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
23654 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
23655 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
23656 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
23657 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
23658 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
23659 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
23660 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
23661 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
23662 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
23663 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
23664 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
23665 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
23666 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
23667 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
23668 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
23670 2009-05-02 Richard Guenther <rguenther@suse.de>
23672 PR tree-optimization/39940
23673 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
23676 2009-05-02 Richard Guenther <rguenther@suse.de>
23678 PR middle-end/40001
23679 * tree-ssa.c (execute_update_addresses_taken): Properly check
23680 if we can mark a variable DECL_GIMPLE_REG_P.
23681 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
23682 back to the end of the function.
23683 (is_gimple_reg_type): Remove complex type special casing.
23684 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
23687 2009-05-02 Ben Elliston <bje@au.ibm.com>
23689 * doc/collect2.texi (Collect2): Document search path behaviour
23690 when configured with --with-ld.
23692 2009-05-02 Jan Hubicka <jh@suse.cz>
23694 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
23695 parameter; update callers.
23696 (coalesce_cost_edge): EH edges are costier because they needs
23697 splitting even if not critical and even more costier when there are
23698 multiple EH predecestors.
23700 2009-05-02 Jan Hubicka <jh@suse.cz>
23702 * except.c (remove_eh_handler_and_replace): Handle updating after
23703 removing TRY blocks.
23705 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
23707 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
23709 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
23711 * varasm.c: Do not include c-pragma.h.
23712 * attribs.c: Do not incude c-common.h.
23714 2009-05-01 Michael Matz <matz@suse.de>
23716 * calls.c (initialize_argument_information): Handle SSA names like
23717 decls with a non MEM_P DECL_RTL.
23719 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
23721 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
23722 * ipa-utils.c: Likewise.
23723 * ipa-type-escape.c: Likewise.
23724 * cgraphunit.c Do not include c-common.h.
23725 * ipa-pure-const.c: Likewise.
23726 * tree-if-conv.c: Likewise.
23727 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
23728 * ipa-struct-reorg.c: Likewise.
23729 * tree-nomudflap.c: Likewise.
23730 * tree-ssa-structalias.c: Likewise.
23732 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
23734 * store-motion.c: Many cleanups to make this pass a first-class
23735 citizen instead of an appendix to gcse load motion. Add TODO list
23736 to make this pass faster/cleaner/better.
23738 (struct ls_expr): Post gcse.c-split cleanups.
23739 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
23740 "stores" field to "avail_stores".
23741 (pre_ldst_mems): Rename to store_motion_mems.
23742 (pre_ldst_table): Rename to store_motion_mems_table.
23743 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
23744 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
23745 (ldst_entry): Rename to st_expr_entry, update users.
23746 (free_ldst_entry): Rename to free_st_expr_entry, update users.
23747 (free_ldst_mems): Rename to free_store_motion_mems, update users.
23748 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
23750 (first_ls_expr): Rename to first_st_expr, update users.
23751 (next_ls_expr): Rename to next_st_expr, update users.
23752 (print_ldst_list): Rename to print_store_motion_mems. Print names of
23753 fields properly for store motion instead of names inherited from load
23755 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
23756 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
23759 (ae_kill): Rename to st_kill, update users.
23760 (ae_gen): Rename to st_avloc, update users.
23761 (transp): Rename to st_transp, update users.
23762 (pre_insert_map): Rename to st_insert_map, update users.
23763 (pre_delete_map): Rename to st_delete_map, update users.
23764 (insert_store, build_store_vectors, free_store_memory,
23765 one_store_motion_pass): Update for abovementioned changes.
23767 (gcse_subst_count, gcse_create_count): Remove.
23768 (one_store_motion_pass): New statistics counters "n_stores_deleted"
23769 and "n_stores_created", local variables.
23771 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
23774 (regvec, compute_store_table_current_insn): Remove.
23775 (reg_set_info, reg_clear_last_set): Remove.
23776 (compute_store_table): Use DF caches instead of local dataflow
23779 2009-05-01 Joseph Myers <joseph@codesourcery.com>
23781 * c-objc-common.c (c_tree_printer): Print identifiers with
23782 pp_identifier, not pp_string. Mark "({anonymous})" for
23784 * c-pretty-print.c (pp_c_ws_string): New.
23785 (pp_c_cv_qualifier, pp_c_type_specifier,
23786 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
23787 pp_c_storage_class_specifier, pp_c_function_specifier,
23788 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
23789 pp_c_primary_expression, pp_c_postfix_expression,
23790 pp_c_unary_expression, pp_c_shift_expression,
23791 pp_c_relational_expression, pp_c_equality_expression,
23792 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
23793 use pp_string and pp_c_ws_string in place of pp_identifier and
23794 pp_c_identifier for non-identifiers. Mark English strings for
23796 * c-pretty-print.h (pp_c_ws_string): Declare.
23798 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
23799 Roland McGrath <roland@redhat.com>
23801 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
23802 (ENABLE_LD_BUILDID): New configuration option.
23803 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
23804 (LINK_BUILDID_SPEC): New macro.
23805 (init_spec): If defined, prepend it between LINK_EH_SPEC and
23807 * doc/install.texi: Document --enable-linker-build-id option.
23808 * configure: Rebuild.
23809 * config.in: Rebuild.
23811 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
23813 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
23814 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
23815 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
23816 MIPS_GP_SAVE_AREA_SIZE.
23817 * config/mips/mips.c (struct mips_frame_info): Update comment
23818 before arg_pointer_offset and hard_frame_pointer_offset.
23819 (mips_compute_frame_info): Update diagram before function: to
23820 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
23821 indicate the position of frame_pointer_rtx with -fstack-protector and
23822 to show args_size. Don't allocate cprestore area for leaf functions
23823 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
23825 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
23827 2009-04-30 Michael Matz <matz@suse.de>
23829 PR tree-optimization/39955
23830 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
23832 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
23834 * ira.c (setup_cover_and_important_classes): Use safe macro
23835 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
23837 * genpreds.c (write_tm_preds_h): Output suitable definition of
23838 REG_CLASS_FOR_CONSTRAINT.
23840 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
23842 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
23844 * bitmap.c (bitmap_descriptor): Likewise.
23845 * ggc-common.c (loc_descriptor): Likewise.
23846 * varray.c (varray_descriptor): Likewise.
23847 * vec.c (vec_descriptor): Likewise.
23849 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
23851 * Makefile.in (dce.o): Add $(EXCEPT_H).
23852 * dce.c: Include except.h and delete redundant vector definitions.
23853 (deletable_insn_p): Return false for non-call insns that can throw
23856 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
23858 * gcse.c (ae_gen): Remove.
23859 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
23860 and make non-static function to make it available in store-motion.c.
23861 Update call sites with search-and-replace.
23862 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
23863 extract_mentioned_regs, extract_mentioned_regs_helper,
23864 find_moveable_store, compute_store_table, load_kills_store, find_loads,
23865 store_killed_in_insn, store_killed_after, store_killed_before,
23866 build_store_vectors, insert_insn_start_basic_block, insert-store,
23867 remove_reachable_equiv_notes, replace_store_insn, delete_store,
23868 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
23869 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
23870 * store-motion.c: ...new file. Also copy data structures from gcse.c
23871 and clean up to remove parts not used by store motion.
23872 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
23873 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
23875 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23878 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
23879 when optimizing for size.
23881 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
23883 * gcse.c (gcse_constant_p): Fix typo in last change.
23885 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
23887 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
23889 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
23891 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
23893 2009-04-29 James E. Wilson <wilson@codesourcery.com>
23895 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
23896 CONST_HIGH_PART result.
23898 2009-04-29 Anatoly Sokolov <aesok@post.ru>
23900 * config/avr/avr.c (initial_elimination_offset): Rename to
23901 avr_initial_elimination_offset.
23902 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
23903 change return type to bool.
23904 (avr_can_eliminate): New function.
23905 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
23906 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
23907 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
23908 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
23909 avr_initial_elimination_offset.
23910 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
23911 (avr_initial_elimination_offset): Define.
23913 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
23914 Steven Bosscher <steven@gcc.gnu.org>
23916 PR rtl-optimization/39938
23917 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
23918 * cfgrtl.c: Include insn-attr.h.
23919 (rest_of_pass_free_cfg): New function.
23920 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
23921 * resource.c (init_resource_info): Remove call to df_analyze.
23923 2009-04-29 Richard Guenther <rguenther@suse.de>
23926 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
23927 allow conversion to signed integers.
23929 2009-04-29 Richard Guenther <rguenther@suse.de>
23931 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
23932 shifts of floating point vectors if the shift amount is
23933 a constant multiple of the element size.
23935 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
23936 Michael Matz <matz@suse.de>
23938 PR middle-end/39927
23940 * tree-outof-ssa.c (emit_partition_copy): New function.
23941 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
23942 insert_part_to_rtx_on_edge): Perform the partition base var
23943 copy using emit_partition_copy.
23944 (insert_value_copy_on_edge): Convert constants to the right mode.
23945 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
23946 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
23948 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
23950 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
23951 scan backwards to try to find a constant to initialize it.
23953 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
23954 insn before the loop_end instruction, don't look past labels.
23956 2009-04-29 Richard Guenther <rguenther@suse.de>
23958 PR middle-end/39937
23959 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
23960 loose type conversions.
23961 (forward_propagate_addr_expr): Fix tuplification bug. Remove
23962 stmts only if there are no uses of its definition.
23964 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
23966 * config/bfin/bfin.h (splitting_loops): Declare.
23967 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
23968 Reorder bit definitions to be ascending.
23969 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
23970 * config/bfin/bfin.c (splitting_loops): New variable.
23971 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
23972 (struct loop_info): Remove members INIT and LOOP_INIT.
23973 (bfin_optimize_loop): Don't set them. Reorder the code that generates
23974 the LSETUP sequence. Allow LC to be loaded from any register, but
23975 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
23976 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
23978 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
23979 of reload_completed.
23982 * config/bfin/bfin.md (movsi_insn): Refine constraints.
23984 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
23986 * Makefile.in (PLUGIN_VERSION_H): New.
23987 (OBJS-common): Remove plugin-version.o.
23988 (plugin.o): Depend on (PLUGIN_VERSION_H).
23989 (plugin-version.o): Remove.
23990 * configure: Regenerate
23991 * configure.ac: Create plugin-version.h.
23992 * gcc-plugin.h (plugin_gcc_version): Remove.
23993 (plugin_default_version_check): Change signature.
23994 * plugin-version.c: Remove.
23995 * plugin.c: Include plugin-version.h.
23996 (str_plugin_gcc_version_name): Remove.
23997 (try_init_one_plugin): Pass gcc version to plugin_init.
23998 (plugin_default_version_check): Both gcc and plugin versions are now
24001 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
24003 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
24004 problematic last insns. Test for TYPE_CALL rather than CALL_P.
24005 Remove special case testing for last insn of inner loops. Don't fail
24006 if the loop ends with a jump, emit an extra nop instead.
24008 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
24009 DREGS rather than comparing directly. Remove code that tries to
24010 account for latencies.
24012 2009-04-29 Richard Guenther <rguenther@suse.de>
24014 PR tree-optimization/39941
24015 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
24016 eliminating an indirect call.
24018 2009-04-29 Richard Guenther <rguenther@suse.de>
24020 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
24021 parameter. Allow invariants as base if !require_lvalue.
24022 (verify_gimple_assign_single): Adjust.
24024 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
24026 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
24027 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
24028 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
24029 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
24030 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
24032 * config/bfin/bfin.c (bfin_expand_builtin,
24033 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
24035 2009-04-28 Richard Guenther <rguenther@suse.de>
24037 * tree-vect-loop.c (get_initial_def_for_induction): Use
24038 correct types for pointer increment.
24040 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24042 * toplev.c (print_version): Update GMP version string calculation.
24044 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
24046 PR rtl-optimization/39938
24047 * resource.c (init_resource_info): Add call to df_analyze.
24049 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
24051 * config/alpha/alpha.md (usegp): Cast the result of
24052 alpha_find_lo_sum_using_gp to enum attr_usegp.
24053 * config/alpha/alpha.c (override_options): Remove end-of-structure
24054 marker element from cpu_table. Use array size of cpu_table to handle
24055 -mcpu and -mtune options.
24056 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
24058 2009-04-28 Joseph Myers <joseph@codesourcery.com>
24060 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
24061 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
24062 tune_32 and tune_64.
24063 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
24064 support on PowerPC.
24065 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
24066 * config/rs6000/option-defaults.h: ... here. New file.
24067 (OPT_64, OPT_32): Define.
24068 (MASK_64BIT): Define to 0 if not already defined.
24069 (OPT_ARCH64, OPT_ARCH32): Define.
24070 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
24073 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24075 * config/arm/arm.c (arm_override_options): Emit error on using
24078 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
24080 PR rtl-optimization/39914
24081 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
24082 registers for allocnos created from user-defined variables only
24083 when not optimizing.
24085 2009-04-28 Richard Guenther <rguenther@suse.de>
24087 PR middle-end/39937
24088 * fold-const.c (fold_binary): Use distribute_real_division only
24091 2009-04-28 Steve Ellcey <sje@cup.hp.com>
24093 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
24094 add hpux-stdint.h to tm_file.
24095 (hppa[12]*-*-hpux11*): Ditto.
24096 (ia64*-*-hpux*): Ditto.
24097 * config/hpux-stdint.h: New.
24098 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
24099 __STDC_EXT__ for all compiles.
24100 * config/pa/pa-hpux.h: Ditto.
24101 * config/pa/pa-hpux10.h: Ditto.
24102 * config/pa/pa-hpux11.h: Ditto.
24104 2009-04-28 Catherine Moore <clm@codesourcery.com>
24106 * debug.h (set_name): Add comment.
24108 2009-04-28 Andrew Pinski <pinskia@gmail.com>
24111 * config/darwin.c (machopic_gen_offset): Check
24112 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
24113 * config/arm/arm.c (require_pic_register): Likewise.
24115 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
24117 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
24118 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
24119 m32c_promote_prototypes): Delete.
24121 2009-04-28 Michael Matz <matz@suse.de>
24123 PR middle-end/39922
24124 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
24127 2009-04-28 Richard Guenther <rguenther@suse.de>
24129 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
24131 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24133 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
24134 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
24135 * config/arm/arm-tune.md: Regenerate.
24137 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
24139 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
24140 block if there are complex incoming edges.
24141 (sel_merge_blocks): Remove useless assert.
24142 (sel_redirect_edge_and_branch): Check that edge was redirected.
24143 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
24144 (sel_find_rgns): Delete declaration.
24145 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
24146 the region when it is not a preheader.
24148 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
24151 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
24153 2009-04-28 Richard Guenther <rguenther@suse.de>
24155 * tree.h (SSA_NAME_VALUE): Remove.
24156 (struct tree_ssa_name): Remove value_handle member.
24157 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
24158 array for jump threading.
24159 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
24161 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
24162 * tree-flow.h (threadedge_initialize_values): Declare.
24163 (threadedge_finalize_values): Likewise.
24164 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
24165 (SSA_NAME_VALUE): Define.
24166 (threadedge_initialize_values): New function.
24167 (threadedge_finalize_values): Likewise.
24168 * tree-ssa-dom.c (ssa_name_values): New global variable.
24169 (SSA_NAME_VALUE): Define.
24170 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
24172 2009-04-28 Ira Rosen <irar@il.ibm.com>
24174 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
24175 Use REPORT_VECTORIZED_LOCATIONS instead
24176 REPORT_VECTORIZED_LOOPS.
24177 * tree-vectorizer.c (vect_verbosity_level): Make static.
24178 (vect_loop_location): Rename to vect_location.
24179 (vect_set_verbosity_level): Update comment.
24180 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
24182 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
24183 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
24184 instead REPORT_UNVECTORIZED_LOOPS.
24185 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
24186 and vect_loop_def to vect_external_def and vect_internal_def.
24187 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
24188 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
24189 REPORT_UNVECTORIZED_LOCATIONS.
24190 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
24191 and vect_used_in_loop and to vect_unused_in_scope and
24192 vect_used_in_scope.
24193 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
24194 (vect_verbosity_level): Remove declaration.
24195 (vect_analyze_operations): Likewise.
24196 (vect_analyze_stmt): Declare.
24197 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
24198 REPORT_UNVECTORIZED_LOCATIONS.
24199 (vect_get_loop_niters): Fix indentation.
24200 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
24201 (vect_analyze_loop_operations): New function.
24202 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
24203 vect_analyze_operations.
24204 (vect_is_simple_reduction): Use new names.
24205 (vectorizable_live_operation, vect_transform_loop): Likewise.
24206 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
24207 to specify whether the data references can be a part of interleaving
24209 (vect_analyze_data_ref_dependence): Use new names.
24210 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
24211 (vect_create_addr_base_for_vector_ref): Remove redundant code.
24212 * tree-vect-patterns.c (widened_name_p): Use new names.
24213 (vect_recog_dot_prod_pattern): Likewise.
24214 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
24215 (process_use, vect_mark_stmts_to_be_vectorized,
24216 vect_model_simple_cost, vect_model_store_cost,
24217 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
24218 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
24219 vectorizable_operation, vectorizable_type_demotion,
24220 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
24221 vectorizable_condition): Likewise.
24222 (vect_analyze_operations): Split into vect_analyze_loop_operations
24224 (vect_analyze_stmt): ... new function.
24225 (new_stmt_vec_info): Use new names.
24226 (vect_is_simple_use): Use new names and fix comment.
24227 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
24228 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
24230 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
24233 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
24234 and integer modes for x87 operands. Do not ICE for unsupported size,
24235 generate error instead. Generate error for unsupported operand types.
24236 ['z']: Do not handle HImode memory operands specially. Warning
24237 for floating-point operands. Fallthru to 'Z' for unsupported operand
24238 types. Do not ICE for unsupported size, generate error instead.
24239 (output_387_binary_op): Use %Z to output operands.
24240 (output_fp_compare): Ditto.
24241 (output_387_reg_move): Ditto.
24243 2009-04-28 Ben Elliston <bje@au.ibm.com>
24248 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24250 * builtins.c (c_strlen): Do not warn here.
24251 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
24252 * c-common.c (pointer_int_sum): Take an explicit location.
24253 Warn about offsets out of bounds.
24254 * c-common.h (pointer_int_sum): Adjust declaration.
24256 2009-04-27 Ian Lance Taylor <iant@google.com>
24258 * collect2.c (is_ctor_dtor): Change type of ret field in struct
24260 * dce.c (run_fast_df_dce): Change type of old_flags to int.
24261 * df-core.c (df_set_flags): Change return type to int. Change
24262 type of old_flags to int.
24263 (df_clear_flags): Likewise.
24264 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
24265 (df_get_conditional_uses): Likewise.
24266 * df.h (df_set_flags, df_clear_flags): Update declarations.
24267 * dwarf2out.c (struct indirect_string_node): Change type of form
24268 field to enum dwarf_form.
24269 (AT_string_form): Change return type to enum dwarf_form.
24270 * fixed-value.c (fixed_compare): Add cast to enum type.
24271 * fwprop.c (update_df): Change 0 to VOIDmode.
24272 * gensupport.c: Change 0 to UNKNOWN.
24273 * gimple.h (gimple_cond_code): Add cast to enum type.
24274 * haifa-sched.c (reemit_notes): Add cast to enum type.
24275 * hooks.c (hook_int_void_no_regs): Remove function.
24276 * hooks.h (hook_int_void_no_regs): Remove declaration.
24277 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
24278 * predict.c (combine_predictions_for_insn): Add casts to enum type.
24279 * real.c (real_arithmetic): Add cast to enum type.
24280 (real_compare): Likewise.
24281 * target.h (struct gcc_target): Change return type of
24282 branch_target_register_class to enum reg_class.
24283 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
24284 default_branch_target_register_class.
24285 * targhooks.c (default_branch_target_register_class): New function.
24286 * targhooks.h (default_branch_target_register_class): Declare.
24287 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
24288 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
24290 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
24292 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
24293 vect_uninitialized_def. Change 0 to ERROR_MARK.
24294 * tree-vect-stmts.c (supportable_widening_operation): Don't
24295 initialize icode1 and icode2.
24296 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
24297 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
24299 (cmn_err_flag_specs): Change 0 to STD_C89.
24300 (cmn_err_char_table): Likewise.
24301 * config/arm/arm.c (get_arm_condition_code): Change type of code
24302 to enum arm_cond_code.
24303 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
24304 (IWMMXT_BUILTIN2): Likewise.
24305 (neon_builtin_type_bits): Don't define typedef.
24306 (neon_builtin_datum): Change type of bits field to int.
24307 (arm_expand_neon_args): Add cast to enum type.
24308 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
24310 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
24311 casts to enum type.
24312 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
24314 * config/mips/mips.md (jal_macro): Return enum constant.
24315 (single_insn): Likewise.
24316 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
24318 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
24319 casts to enum type.
24320 * config/s390/s390.c (s390_tune_flags): Change type to int.
24321 (s390_arch_flags): Likewise.
24322 (s390_handle_arch_option): Change flags field of struct pta to int.
24323 * config/s390/s390.h (s390_tune_flags): Update declaration.
24324 (s390_arch_flags): Likewise.
24325 * config/sh/sh.c (prepare_move_operands): Compare
24326 tls_symbolic_operand result with enum constant.
24327 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
24328 (sh_expand_prologue): Add cast to enum type.
24329 (sh_expand_epilogue): Likewise.
24330 (tls_symbolic_operand): Change return type to enum tls_model.
24331 (fpscr_set_from_mem): Add cast to enum type.
24332 (legitimize_pic_address): Compare tls_symbolic_operand result with
24334 (sh_target_reg_class): Change return type to enum reg_class.
24335 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
24337 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
24338 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
24339 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
24340 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
24341 (delayed_branch, tls_call_delay): Likewise.
24342 (eligible_for_sibcall_delay): Likewise.
24343 (eligible_for_return_delay): Likewise.
24344 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
24345 (spu_expand_builtin_1): Likewise.
24347 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
24348 for all types of conversions.
24349 (output_init_element): Issue -Wc++-compat warning if needed when
24350 initializing a bitfield with enum type.
24351 * c-parser.c (c_parser_expression): Set original_type to
24352 original_type of right hand operand of comma operator.
24354 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24356 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
24358 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
24359 * doc/cpp.texi (Standard Predefined Macros)
24360 (Implementation-defined behavior): Likewise.
24361 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
24362 * doc/gimple.texi (GIMPLE Exception Handling)
24363 (@code{GIMPLE_ASSIGN}): Likewise.
24364 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
24365 * doc/invoke.texi (Warning Options, Optimize Options)
24366 (AVR Options, Darwin Options): Likewise.
24367 (Optimize Options): Reformulate -fwhole-program description.
24368 * doc/loop.texi (Lambda): Likewise.
24369 * doc/md.texi (Output Template, Define Constraints)
24370 (Standard Names, Insn Splitting): Likewise.
24371 * doc/options.texi (Option properties): Likewise.
24372 * doc/passes.texi (Tree-SSA passes): Likewise.
24373 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
24374 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
24375 (File Names and DBX): Likewise.
24376 * doc/trouble.texi (Incompatibilities): Likewise.
24378 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
24380 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
24381 instruction is correct.
24383 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
24385 Allow non-constant arguments to conversion intrinsics.
24386 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
24387 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
24388 * spu.c (print_operand): Handle 'v' and 'w'.
24389 (exp2_immediate_p, spu_gen_exp2): Define.
24390 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
24391 spu_convtf_1): Update parameter descriptions.
24392 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
24393 * constraints.md ('v', 'w'): New.
24394 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
24396 (i2f, I2F): New define_mode_attr.
24397 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
24398 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
24399 fixuns_truncv4sfv4si2): Update to use mode attribute.
24400 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
24401 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
24402 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
24403 patterns for combine.
24405 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
24407 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
24408 (cprop, hoist, pre, store_motion): New debug counters.
24409 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
24410 is not an RTL pass anymore.
24411 (pass_profiling): Remove extern decl for pass removed in 2005.
24412 (pass_gcse, pass_jump_bypass): Remove.
24413 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
24414 to 0 for clean state.
24415 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
24416 * cse.c (gate_handle_cse_after_global_opts,
24417 rest_of_handle_cse_after_global_opts): New functions.
24418 (pass_cse_after_global_opts): New pass, does local CSE.
24419 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
24420 (TV_CPROP): New timevar.
24421 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
24422 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
24423 (gcse_main, recompute_all_luids): Remove.
24424 (compute_hash_table_work): Call max_reg_num instead of reading
24426 (cprop_jump): Don't set run_jump_opt_after_gcse.
24427 (constprop_register): Always allow to alter jumps.
24428 (cprop_insn): Likewise.
24429 (do_local_cprop): Likewise.
24430 (local_cprop_pass): Likewise. Return non-zero if something changed.
24431 (cprop): Remove function, fold interesting bits into one_cprop_pass.
24432 (find_implicit_sets): Add note about missed optimization opportunity.
24433 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
24434 pass_rtl_cprop execute function.
24435 Don't bother tracking the pass number, each pass gets its own dumpfile
24437 Always allow to alter jumpsand bypass jumps.
24438 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
24439 will just find no suitable set.
24440 (pre_edge_insert): Fix dumping, this function is for PRE only.
24441 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
24442 pass_rtl_pre execute function.
24443 (hoist_code): Return non-zero if something changed. Keep track of
24444 substitutions and insertions for statistics gathering similar to PRE.
24445 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
24446 called from the pass_rtl_hoist execute function. Show pass statistics.
24447 (compute_store_table): Use max_reg_num directly instead of using the
24448 formerly global max_gcse_regno.
24449 (build_store_vectors): Likewise.
24450 (replace_store_insn): Fix dumping.
24451 (store_motion): Rename to ...
24452 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
24453 pass, called from the pass_rtl_store_motion execute function. Keep
24454 track of substitutions and insertions for statistics gathering similar
24456 (bypass_jumps): Remove, fold interesting bits into ...
24457 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
24458 from the pass_rtl_cprop execute function.
24459 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
24460 pass_jump_bypass): Remove.
24461 (gate_handle_gcse, rest_of_handle_gcse): Remove.
24462 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
24463 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
24464 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
24465 (gate_rtl_store_motion, execute_rtl_store_motion,
24466 pass_rtl_store_motion): New.
24467 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
24468 make it clear that -fcse-skip-blocks is a no-op for backward compat.
24469 * passes.c (init_optimization_passes): Remove pass_gcse and
24470 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
24471 and cse_after_global_opts in place of pass_gcse. Schedule cprop
24472 instead of pass_jump_bypass.
24474 2009-04-27 Richard Guenther <rguenther@suse.de>
24476 PR middle-end/39928
24477 * gimplify.c (gimplify_expr): If we are required to create
24478 a temporary make sure it ends up as register.
24480 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
24483 * config/i386/i386.c (construct_container): Don't call
24484 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
24485 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
24487 2009-04-27 Michael Matz <matz@suse.de>
24489 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
24490 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
24491 * tree-ssa-live.h (find_replaceable_exprs): Return a bitmap.
24492 (dump_replaceable_exprs): Take a bitmap.
24493 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
24495 (expand_gimple_basic_block): Likewise.
24496 * tree-ssa-ter.c (struct temp_expr_table_d): Make
24497 replaceable_expressions member a bitmap.
24498 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
24499 (mark_replaceable): Likewise.
24500 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
24501 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
24503 2009-04-27 Richard Guenther <rguenther@suse.de>
24505 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
24506 (verify_stmts): Dispatch to gimple/type verification code.
24507 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
24508 issue with call argument types.
24510 2009-04-27 Michael Matz <matz@suse.de>
24512 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
24513 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
24516 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
24517 Eric Botcazou <ebotcazou@adacore.com>
24519 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
24520 a label's basic block.
24521 (mark_target_live_regs): Tidy and rework obsolete comments.
24522 Change back DF problem to LIVE. If a label starts a basic block,
24523 assume that all registers that used to be live then still are.
24524 (init_resource_info): If a label starts a basic block, set its
24525 BLOCK_FOR_INSN accordingly.
24526 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
24528 2009-04-27 Richard Guenther <rguenther@suse.de>
24530 * tree-flow-inline.h (function_ann): Remove.
24531 (get_function_ann): Likewise.
24532 * tree-dfa.c (create_function_ann): Remove.
24533 * tree-flow.h (struct static_var_ann_d): Remove.
24534 (struct function_ann_d): Likewise.
24535 (union tree_ann_d): Remove fdecl member.
24536 (function_ann_t): Remove.
24537 (function_ann, get_function_ann, create_function_ann): Remove
24540 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
24542 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
24544 2009-04-27 Jan Hubicka <jh@suse.cz>
24546 * ipa-pure-const.c (struct funct_state_d): New fields
24547 state_previously_known, looping_previously_known; remove
24548 state_set_in_source.
24549 (analyze_function): Use new fields.
24550 (propagate): Avoid assumption that state_set_in_source imply
24553 * tree-ssa-loop-niter.c (finite_loop_p): New function.
24554 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
24555 * cfgloop.h (finite_loop_p): Declare.
24557 2009-04-26 Michael Matz <matz@suse.de>
24559 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
24561 2009-04-26 Michael Matz <matz@suse.de>
24563 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
24564 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
24565 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
24566 pass_mark_used_blocks): Remove.
24567 * tree-optimize.c (pass_free_datastructures,
24568 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
24569 * passes.c (init_optimization_passes): Don't call
24570 pass_mark_used_blocks, remove dead code.
24572 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
24574 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
24575 * tree-ssa-live.h (register_ssa_partition): Likewise.
24577 2009-04-26 Michael Matz <matz@suse.de>
24580 * builtins.c (fold_builtin_next_arg): Handle SSA names.
24581 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
24582 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
24584 (compare_pairs): Swap cost comparison.
24585 (coalesce_ssa_name): Don't use change_partition_var.
24586 * tree-nrv.c (struct nrv_data): Add modified member.
24587 (finalize_nrv_r): Set it.
24588 (tree_nrv): Use it to update statements.
24589 (pass_nrv): Require PROP_ssa.
24590 * tree-mudflap.c (mf_decl_cache_locals,
24591 mf_build_check_statement_for): Use make_rename_temp.
24592 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
24593 * alias.c (find_base_decl): Handle SSA names.
24594 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
24595 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
24596 * rtl.h (set_reg_attrs_for_parm): Declare.
24597 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
24598 to "optimized", remove unused locals at finish.
24599 (execute_free_datastructures): Make global, call
24600 delete_tree_cfg_annotations.
24601 (execute_free_cfg_annotations): Don't call
24602 delete_tree_cfg_annotations.
24604 * ssaexpand.h: New file.
24605 * expr.c (toplevel): Include ssaexpand.h.
24606 (expand_assignment): Handle SSA names the same as register variables.
24607 (expand_expr_real_1): Expand SSA names.
24608 * cfgexpand.c (toplevel): Include ssaexpand.h.
24609 (SA): New global variable.
24610 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
24611 (SSAVAR): New macro.
24612 (set_rtl): New helper function.
24613 (add_stack_var): Deal with SSA names, use set_rtl.
24614 (expand_one_stack_var_at): Likewise.
24615 (expand_one_stack_var): Deal with SSA names.
24616 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
24617 before unique numbers.
24618 (expand_stack_vars): Use set_rtl.
24619 (expand_one_var): Accept SSA names, add asserts for them, feed them
24620 to above subroutines.
24621 (expand_used_vars): Expand all partitions (without default defs),
24622 then only the local decls (ignoring those expanded already).
24623 (expand_gimple_cond): Remove edges when jumpif() expands an
24624 unconditional jump.
24625 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
24626 or remove abnormal edges. Ignore insns setting the LHS of a TERed
24628 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
24629 members of SA; deal with PARM_DECL partitions here; expand
24630 all PHI nodes, free tree datastructures and SA. Commit instructions
24631 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
24632 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
24633 info and statements at start, collect garbage at finish.
24634 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
24635 (VAR_ANN_PARTITION) Remove.
24636 (change_partition_var): Don't declare.
24637 (partition_to_var): Always return SSA names.
24638 (var_to_partition): Only accept SSA names.
24639 (register_ssa_partition): Only check argument.
24640 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
24642 (delete_var_map): Don't free it.
24643 (var_union): Only accept SSA names, simplify.
24644 (partition_view_init): Mark only useful SSA names as used.
24645 (partition_view_fini): Only deal with SSA names.
24646 (change_partition_var): Remove.
24647 (dump_var_map): Use ssa_name instead of partition_to_var member.
24648 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
24650 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
24651 (struct _elim_graph): New member const_dests; nodes member vector of
24653 (set_location_for_edge): New static helper.
24654 (create_temp): Remove.
24655 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
24656 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
24657 (new_elim_graph): Allocate const_dests member.
24658 (clean_elim_graph): Truncate const_dests member.
24659 (delete_elim_graph): Free const_dests member.
24660 (elim_graph_size): Adapt to new type of nodes member.
24661 (elim_graph_add_node): Likewise.
24662 (eliminate_name): Likewise.
24663 (eliminate_build): Don't take basic block argument, deal only with
24664 partition numbers, not variables.
24665 (get_temp_reg): New static helper.
24666 (elim_create): Use it, deal with RTL temporaries instead of trees.
24667 (eliminate_phi): Adjust all calls to new signature.
24668 (assign_vars, replace_use_variable, replace_def_variable): Remove.
24669 (rewrite_trees): Only do checking.
24670 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
24671 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
24672 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
24673 contains_tree_r, MAX_STMTS_IN_LATCH,
24674 process_single_block_loop_latch, analyze_edges_for_bb,
24675 perform_edge_inserts): Remove.
24676 (expand_phi_nodes): New global function.
24677 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
24678 functions, initialize new parameter, remember partitions having a
24680 (finish_out_of_ssa): New global function.
24681 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
24682 don't reset in_ssa_p here, don't disable TER when mudflap.
24683 (pass_del_ssa): Remove.
24684 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
24686 (execute_free_datastructures): Declare.
24687 * Makefile.in (SSAEXPAND_H): New variable.
24688 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
24689 * basic-block.h (commit_one_edge_insertion): Declare.
24690 * passes.c (init_optimization_passes): Move pass_nrv and
24691 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
24692 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
24693 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
24694 (redirect_branch_edge): Deal with super block when expanding, split
24695 out jump patching itself into ...
24696 (patch_jump_insn): ... here, new static helper.
24698 2009-04-26 Michael Matz <matz@suse.de>
24700 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
24701 beyond num_ssa_names.
24702 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
24703 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
24705 2009-04-26 Jakub Jelinek <jakub@redhat.com>
24707 PR inline-asm/39543
24708 * fwprop.c (forward_propagate_asm): New function.
24709 (forward_propagate_and_simplify): Propagate also into __asm, if it
24710 doesn't increase the number of referenced registers.
24713 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
24715 2009-04-26 Jakub Jelinek <jakub@redhat.com>
24717 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
24718 note_nonlocal_vla_type for nonlocal VLAs.
24719 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
24720 contains_remapped_vars, remap_vla_decls): New functions.
24721 (convert_nonlocal_reference_stmt): If not optimizing, call
24722 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
24723 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
24724 if it wasn't found in var_map.
24725 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
24726 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
24727 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
24729 * gimplify.c (nonlocal_vlas): New variable.
24730 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
24732 (gimplify_body): Create and destroy nonlocal_vlas.
24734 * dwarf2out.c (loc_descr_plus_const): New function.
24735 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
24736 mem_loc_descriptor, loc_descriptor_from_tree_1,
24737 descr_info_loc, gen_variable_die): Use it.
24739 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
24740 !TREE_STATIC VAR_DECLs.
24741 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
24742 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
24743 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
24744 DECL_BY_REFERENCE is valid.
24745 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
24746 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
24747 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
24748 Copy DECL_BY_REFERENCE.
24749 (struct nesting_copy_body_data): New type.
24750 (nesting_copy_decl): New function.
24751 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
24752 if they have variable length.
24754 2009-04-26 Michael Matz <matz@suse.de>
24756 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
24757 mark new temporaries for renaming.
24759 2009-04-26 Joseph Myers <joseph@codesourcery.com>
24762 * c-decl.c (global_bindings_p): Return negative value.
24763 (c_variable_size): New. Based on variable_size from
24765 (grokdeclarator): Call c_variable_size not variable_size.
24767 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
24769 * config/i386/i386.c (print_operand) ['z']: Fix typo.
24771 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
24773 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
24774 Redefine it to just use mingw/include.
24775 (ASM_SPEC): Rules for -m32 and -m64.
24776 (LINK_SPEC): Use Likewise.
24777 (SPEC_32): New define.
24778 (SPEC_64): Likewise.
24779 (SUB_LINK_SPEC): Likewise.
24780 (MULTILIB_DEFAULTS): New define.
24781 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
24782 Add multilib options.
24783 (MULTILIB_DIRNAMES): Likewise.
24784 (MULTILIB_OSDIRNAMES): Likewise.
24785 (LIBGCC): Likewise.
24786 (INSTALL_LIBGCC): Likewise.
24788 2009-04-26 Joseph Myers <joseph@codesourcery.com>
24791 * c-tree.h (enum c_inline_static_type): New.
24792 (record_inline_static): Declare.
24793 * c-decl.c (struct c_inline_static, c_inline_statics,
24794 record_inline_static, check_inline_statics): New.
24795 (pop_file_scope): Call check_inline_statics.
24796 (start_decl): Call record_inline_static instead of pedwarning
24797 directly for static in inline function.
24798 * c-typeck.c (build_external_ref): Call record_inline_static
24799 instead of pedwarning directly for static referenced in inline
24802 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
24804 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
24805 not new but only being rescanned.
24806 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
24807 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
24808 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
24809 record_set_info, compute_set, grealloc): Remove.
24810 (recompute_all_luids): New function.
24811 (gcse_main): Don't compute sets, and don't do related memory
24812 allocations/free-ing. If something changed before the end of the
24813 pass, update LUIDs using recompute_all_luids.
24814 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
24815 (free_gcse_mem): Don't free it either.
24816 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
24817 Use the df insn LUIDs.
24818 (load_killed_in_block): Likewise.
24819 (compute_hash_table_work): Don't compute reg_set_in_block.
24820 (compute_transp): Use DF_REG_DEF_CHAINs.
24821 (local_cprop_pass): Don't use compute_sets and related functions.
24822 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
24823 Use get_max_uid() instead of max_cuid.
24824 (insert_insn_end_basic_block, pre_insert_copy_insn,
24825 update_ld_motion_stores): Don't try to
24826 keep reg_set tables up to date.
24827 (pre_insert_copies): Use df insn LUIDs.
24828 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
24829 (reg_set_info): Don't use extra bitmap argument.
24830 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
24831 information to compute regs_set_in_block.
24832 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
24833 (bypass_jumps): Don't use compute_sets and friends.
24835 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24838 * opts.c (undocumented_msg): Do not leave blank even with
24841 2009-04-25 Joseph Myers <joseph@codesourcery.com>
24843 * c-decl.c (build_enumerator): Allow values folding to integer
24844 constants but not integer constant expressions with a pedwarn if
24847 2009-04-25 Joseph Myers <joseph@codesourcery.com>
24850 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
24851 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
24852 type is an integer constant.
24854 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
24857 * config/i386/i386.c (print_operand) ['z']: Revert handling of
24860 2009-04-25 Joseph Myers <joseph@codesourcery.com>
24863 * c-decl.c (grokdeclarator): Diagnose declarations of functions
24864 with variably modified return type and no storage class
24865 specifiers, except for the case of nested functions. Distinguish
24866 extern declarations of functions with variably modified return
24867 types from those of objects with variably modified types.
24869 2009-04-25 Jan Hubicka <jh@suse.cz>
24871 * tree.c (list_equal_p): New function.
24872 * tree.h (list_equal_p): Declare.
24873 * coretypes.h (edge_def, edge, const_edge, basic_block_def
24874 basic_block_def, basic_block, const_basic_block): New.
24875 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
24876 (redirect_eh_edge): New function.
24877 (make_eh_edge_update_phi): EH edges are not abnormal.
24878 * except.c: Include tree-flow.h.
24879 (list_match): New function.
24880 (eh_region_replaceable_by_p): New function.
24881 (replace_region): New function.
24882 (hash_type_list): New function.
24883 (hash_eh_region): New function.
24884 (eh_regions_equal_p): New function.
24885 (merge_peers): New function.
24886 (remove_unreachable_regions): Verify EH tree when checking;
24888 (copy_eh_region_1): New function.
24889 (copy_eh_region): New function.
24890 (push_reachable_handler): New function.
24891 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
24892 regions without label but with live RESX.
24893 * except.h (redirect_eh_edge_to_label): New.
24894 * tree-flow.h (redirect_eh_edge): New.
24895 * coretypes.h (edge_def, edge, const_edge, basic_block_def
24896 basic_block_def, basic_block, const_basic_block): Remove.
24897 * Makefile.in (except.o): Add dependency on tree-flow.h
24898 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
24899 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
24902 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
24905 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
24906 on the destination of memcpy.
24908 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
24910 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
24911 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
24912 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
24914 2009-04-25 Jan Hubicka <jh@suse.cz>
24916 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
24917 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
24918 to be reached by different label than left.
24919 (update_eh_edges): Update comment; remove edge_to_remove if possible
24920 and return true if suceeded.
24921 (cleanup_empty_eh): Accept sharing map; handle shared regions.
24922 (cleanup_eh): Compute sharing map.
24923 * except.c (remove_eh_handler_and_replace): Add argument if we should
24925 (remove_unreachable_regions): Update for label sharing.
24926 (label_to_region_map): Likewise.
24927 (get_next_region_sharing_label): New function.
24928 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
24930 (remove_eh_handler): Update.
24931 (remove_eh_region_and_replace_by_outer_of): New function.
24932 * except.h (struct eh_region): Add next_region_sharing_label.
24933 (remove_eh_region_and_replace_by_outer_of,
24934 get_next_region_sharing_label): Declare.
24935 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
24937 2009-04-25 Jan Hubicka <jh@suse.cz>
24939 * tree-cfg.c (split_critical_edges): Split also edges where we can't
24940 insert code even if they are not critical.
24942 2009-04-25 Jan Hubicka <jh@suse.cz>
24944 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
24945 (gimple_can_remove_branch_p): EH edges won't remove branch by
24947 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
24948 updating of non-abnormal EH edges.
24949 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
24950 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
24951 (split_critical_edges): Split also edges where emitting code on them
24952 will lead to splitting later.
24954 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
24955 H.J. Lu <hongjiu.lu@intel.com>
24958 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
24959 the configured assembler supports fildq and fistpq mnemonics.
24960 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
24961 * configure: Regenerated.
24962 * config.in: Ditto.
24964 * config/i386/i386.c (print_operand): Handle 'Z'.
24965 ['z']: Remove handling of special fild/fist suffixes.
24966 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
24967 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
24968 suffix of fild insn.
24969 (*floatsi<mode>2_vector_mixed): Ditto.
24970 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
24971 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
24972 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
24973 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
24974 * config/i386/gas.h (GAS_MNEMONICS): Remove.
24976 2009-04-25 Ben Elliston <bje@au.ibm.com>
24978 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
24979 the source of a set operation.
24981 2009-04-25 Anatoly Sokolov <aesok@post.ru>
24983 * target.h (struct gcc_target): Add case_values_threshold field.
24984 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
24985 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
24986 * targhooks.c (default_case_values_threshold): New function.
24987 * targhooks.h (default_case_values_threshold): Declare function.
24988 * stmt.c (expand_case): Use case_values_threshold target hook.
24989 * expr.h (case_values_threshold): Remove declartation.
24990 * expr.c (case_values_threshold): Remove function.
24991 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
24993 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
24994 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
24995 (avr_case_values_threshold): Declare as static.
24996 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
24998 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
24999 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
25000 (mn10300_case_values_threshold): New function.
25002 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
25004 * ira.c (setup_cover_and_important_classes): Add enum cast.
25006 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
25008 * genpreds.c (write_enum_constraint_num): Output definition of
25009 CONSTRAINT_NUM_DEFINED_P macro.
25010 * ira.c (setup_cover_and_important_classes): Use
25011 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
25013 2009-04-24 DJ Delorie <dj@redhat.com>
25015 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
25016 __SH2A_SINGLE_ONLY__ also.
25018 2009-04-24 Steve Ellcey <sje@cup.hp.com>
25020 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
25021 (movdf_internal): Ditto.
25022 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
25023 SFmode and DFmode constants.
25024 (ia64_print_operand): Add 'G' format for printing
25025 floating point constants.
25027 2009-04-24 Richard Guenther <rguenther@suse.de>
25029 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
25030 from unsigned additions.
25032 2009-04-24 Joseph Myers <joseph@codesourcery.com>
25034 * c-typeck.c (set_init_index): Allow array designators that are
25035 not integer constant expressions with a pedwarn if pedantic.
25037 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
25039 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
25040 zero if no overlap in nonzero bits between the operands.
25042 2009-04-24 Ian Lance Taylor <iant@google.com>
25044 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
25045 (record_dead_and_set_regs): Likewise.
25046 * df.h (struct df_mw_hardreg): Change flags field to int.
25047 (struct df_base_ref): Likewise.
25048 (struct df): Change changeable_flags field to int.
25049 * df-scan.c (df_defs_record): Change clobber_flags to int.
25050 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
25051 constants rather than #define macros.
25052 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
25053 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
25054 (enum dwarf_calling_convention): Likewise.
25055 (enum dwarf_line_number_x_ops): Likewise.
25056 (enum dwarf_call_frame_info): Likewise.
25057 (enum dwarf_source_language): Likewise.
25058 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
25059 (add_calling_convention_attribute): Likewise.
25060 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
25061 (combine_comparisons): Change compcode to int. Add cast to enum type.
25062 * genrecog.c (maybe_both_true_2): Change c to int.
25063 (write_switch): Likewise. Add cast to enum type.
25064 * gimplify.c (gimplify_omp_for): Handle return values from
25065 gimplify_expr using MIN rather than bitwise or.
25066 (gimplify_expr): Add cast to enum type.
25067 * ipa-prop.c (update_jump_functions_after_inlining): Change
25068 IPA_BOTTOM to IPA_JF_UNKNOWN.
25069 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
25070 Add casts to enum type.
25071 (setup_cover_and_important_classes): Change cl to int. Add casts
25073 (setup_class_translate): Change cl and mode to int.
25074 (ira_init_once): Change mode to int.
25075 (free_register_move_costs): Likewise.
25076 (setup_prohibited_mode_move_regs): Add casts to enum type.
25077 * langhooks.c (add_builtin_function_common): Rework assertion that
25078 value fits bitfield.
25079 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
25080 * omega.c (omega_do_elimination): Avoid math on enum types.
25081 * optabs.c (expand_vec_shift_expr): Remove casts to int.
25082 * opts.c (set_debug_level): Change 2 to enum constant. Use new
25083 int local to handle integral_argment value.
25084 * regmove.c (try_auto_increment): Change PUT_MODE to
25086 * reload.c (push_secondary_reload): Add casts to enum type.
25087 (secondary_reload_class, find_valid_class): Likewise.
25088 * reload1.c (emit_input_reload_insns): Likewise.
25089 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
25090 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
25091 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
25093 * tree.c (build_common_builtin_nodes): Add casts to enum type.
25094 * tree-complex.c (complex_lattice_t): Typedef to int rather than
25096 (expand_complex_libcall): Add casts to enum type.
25097 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
25098 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
25099 with ERROR_MARK, not NUM_TREE_CODES.
25100 (vect_create_epilog_for_reduction): Likewise.
25101 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
25102 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
25103 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
25105 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
25106 vect_unused_in_loop. Change 0 to loop_vect.
25107 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
25108 * var-tracking.c (get_init_value): Change return type to enum
25110 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
25111 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
25113 (arm_override_options): Add casts to enum type.
25114 (arm_emit_tls_decoration): Likewise.
25115 * config/i386/i386.c (ix86_function_specific_restore): Add casts
25117 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
25118 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
25119 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
25121 * config/s390/s390.c (code_for_builtin_64): Change to array of
25123 (code_for_builtin_31): Likewise.
25124 (s390_expand_builtin): Change code_for_builtin to enum insn_code
25126 * config/sparc/sparc.c (sparc_override_options): Change value
25127 field in struct code_model to enum cmodel. In initializer change
25128 0 to NULL and add cast to enum type.
25130 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
25131 Change all callers. Issue a -Wc++-compat warning using
25132 lhs_origtype if necessary.
25133 (convert_for_assignment): Issue -Wc++-compat warnings about
25134 invalid conversions to enum type on assignment.
25135 * c-common.h (build_modify_expr): Update declaration.
25137 2009-04-24 Nick Clifton <nickc@redhat.com>
25139 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
25140 (function_arg_advance): Likewise.
25141 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
25144 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
25146 * config/s390/constraints.md ('I', 'J'): Fix condition.
25148 2009-04-24 Diego Novillo <dnovillo@google.com>
25150 * gengtype-parse.c (parse_error): Add newline after message.
25152 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
25154 * config/i386/sse.md (avxmodesuffixs): Removed.
25155 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
25156 (*avx_pinsr<ssevecsize>): This.
25158 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
25160 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
25161 follow chains of regs with a single definition, and allow expressions
25162 that are function_invariant_p.
25163 (simple_rhs_p): Allow expressions that are function_invariant_p.
25165 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
25167 PR middle-end/39867
25168 * fold-const.c (fold_cond_expr_with_comparison): When folding
25169 > and >= to MAX, make sure the MAX uses the same type as the
25170 comparison's operands.
25172 2009-04-24 Nick Clifton <nickc@redhat.com>
25174 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
25175 addressing for DImode accesses.
25176 (frv_print_operand_address): Handle PLUS case.
25177 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
25179 2009-04-24 Jakub Jelinek <jakub@redhat.com>
25181 PR rtl-optimization/39794
25182 * alias.c (canon_true_dependence): Add x_addr argument.
25183 * rtl.h (canon_true_dependence): Adjust prototype.
25184 * cse.c (check_dependence): Adjust canon_true_dependence callers.
25185 * cselib.c (cselib_invalidate_mem): Likewise.
25186 * gcse.c (compute_transp): Likewise.
25187 * dse.c (scan_reads_nospill): Likewise.
25188 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
25189 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
25190 canon_base_addr of the group, plus optional offset.
25191 (struct group_info): Rename canon_base_mem to
25193 (get_group_info): Set canon_base_addr to canon_rtx of base, not
25194 canon_rtx of base_mem.
25196 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
25198 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
25199 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
25201 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25203 * config/spu/spu-builtins.h: Delete file.
25205 * config/spu/spu.h (enum spu_builtin_type): Move here from
25207 (struct spu_builtin_description): Likewise. Add GTY marker.
25208 Do not use enum spu_function_code or enum insn_code.
25209 (spu_builtins): Add extern declaration.
25211 * config/spu/spu.c: Do not include "spu-builtins.h".
25212 (enum spu_function_code, enum spu_builtin_type_index,
25213 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
25214 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
25215 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
25216 unsigned_V2DI_type_node): Move here from spu-builtins.h.
25217 (spu_builtin_types): Make static. Add GTY marker.
25218 (spu_builtins): Add extern declaration with GTY marker.
25219 Include "gt-spu.h".
25221 * config/spu/spu-c.c: Do not include "spu-builtins.h".
25222 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
25223 Check programmatically whether all parameters are scalar.
25225 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
25227 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
25229 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
25230 assignment from the constructor either if the target is volatile.
25232 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
25234 * config/arm/arm.md (insv): Do not share operands[0].
25236 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
25238 * config/vxlib-tls.c (active_tls_threads): Delete.
25239 (delete_hook_installed): New.
25240 (tls_delete_hook): Don't delete the delete hook.
25241 (tls_destructor): Delete it here.
25242 (__gthread_set_specific): Adjust installing the delete hook.
25243 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
25244 __gthread_leave_tsd_dtor_context.
25246 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
25248 * c-format.c (gcc_tdiag_char_table): Add support for %E.
25250 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
25252 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
25254 (alpha_rtx_costs): Ditto.
25255 (emit_unlikely_jump): Use add_reg_note.
25256 (emit_frame_store_1): Ditto.
25257 (alpha_expand_prologue): Ditto.
25258 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
25259 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
25261 2009-04-23 Nick Clifton <nickc@redhat.com>
25263 * config/v850/v850.md (epilogue): Remove suppressed code.
25264 (return): Rename to return_simple and remove test of frame size.
25265 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
25266 to gen_return_simple.
25268 2009-04-22 Jing Yu <jingyu@google.com>
25271 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
25273 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
25276 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
25277 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
25278 value is a VECTOR_CST, the element type is the element type of the
25281 2009-04-22 DJ Delorie <dj@redhat.com>
25283 * config/m32c/m32c.h: Update GTY annotations to new syntax.
25285 2009-04-22 Jakub Jelinek <jakub@redhat.com>
25287 * alias.c (find_base_term): Move around LO_SUM case, so that
25288 CONST falls through into PLUS/MINUS handling.
25291 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
25292 into 0, use omit_one_operand.
25294 2009-04-23 Ben Elliston <bje@au.ibm.com>
25296 * config/rs6000/linux-unwind.h (get_regs): Remove type
25297 puns. Change the type of `pc' to an array of unsigned ints and
25298 update all users. Constify frame24.
25300 2009-04-22 DJ Delorie <dj@redhat.com>
25302 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
25303 declarations before code.
25304 (current_function_special_page_vector): Likewise.
25305 (m32c_expand_insv): Silence a warning.
25307 2009-04-21 Taras Glek <tglek@mozilla.com>
25309 * alias.c: Update GTY annotations to new syntax.
25310 * basic-block.h: Likewise.
25311 * bitmap.h: Likewise.
25312 * c-common.h: Likewise.
25313 * c-decl.c: Likewise.
25314 * c-parser.c: Likewise.
25315 * c-pragma.c: Likewise.
25316 * c-tree.h: Likewise.
25317 * cfgloop.h: Likewise.
25318 * cgraph.h: Likewise.
25319 * config/alpha/alpha.c: Likewise.
25320 * config/arm/arm.h: Likewise.
25321 * config/avr/avr.h: Likewise.
25322 * config/bfin/bfin.c: Likewise.
25323 * config/cris/cris.c: Likewise.
25324 * config/darwin.c: Likewise.
25325 * config/frv/frv.c: Likewise.
25326 * config/i386/i386.c: Likewise.
25327 * config/i386/i386.h: Likewise.
25328 * config/i386/winnt.c: Likewise.
25329 * config/ia64/ia64.h: Likewise.
25330 * config/iq2000/iq2000.c: Likewise.
25331 * config/mips/mips.c: Likewise.
25332 * config/mmix/mmix.h: Likewise.
25333 * config/pa/pa.c: Likewise.
25334 * config/pa/pa.h: Likewise.
25335 * config/rs6000/rs6000.c: Likewise.
25336 * config/s390/s390.c: Likewise.
25337 * config/sparc/sparc.c: Likewise.
25338 * config/xtensa/xtensa.c: Likewise.
25339 * cselib.h: Likewise.
25340 * dbxout.c: Likewise.
25341 * dwarf2out.c: Likewise.
25342 * except.c: Likewise.
25343 * except.h: Likewise.
25344 * fixed-value.h: Likewise.
25345 * function.c: Likewise.
25346 * function.h: Likewise.
25347 * gimple.h: Likewise.
25348 * integrate.c: Likewise.
25349 * optabs.c: Likewise.
25350 * output.h: Likewise.
25351 * real.h: Likewise.
25353 * stringpool.c: Likewise.
25354 * tree-data-ref.c: Likewise.
25355 * tree-flow.h: Likewise.
25356 * tree-scalar-evolution.c: Likewise.
25357 * tree-ssa-address.c: Likewise.
25358 * tree-ssa-alias.h: Likewise.
25359 * tree-ssa-operands.h: Likewise.
25360 * tree.c: Likewise.
25361 * tree.h: Likewise.
25362 * varasm.c: Likewise.
25363 * varray.h: Likewise.
25365 * coretypes.h: Do not define GTY macro if it is already defined.
25366 * doc/gty.texi: Update GTY documentation to new syntax.
25367 * gengtype-lex.l: Enforce attribute-like syntax for GTY
25368 annotations on structs.
25369 * gengtype-parse.c: Likewise.
25371 2009-04-22 Mark Heffernan <meheff@google.com>
25373 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
25375 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
25377 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
25380 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
25382 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
25383 the same as a PLUS without a shift. Increase the cost of a
25386 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25388 * Makefile.in: Update dependencies.
25389 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
25390 * errors.h: Remove bogus comment about compatibility.
25391 (warning): Update declaration.
25392 * genautomata.c: Update all calls to warning.
25393 * gimple.c: Do not include errors.h. Include toplev.h.
25394 * tree-ssa-structalias.c: Do not include errors.h.
25395 * omega.c: Likewise.
25396 * tree-ssa-reassoc.c: Likewise.
25397 * config/spu/spu-c.c: Likewise.
25398 * config/spu/t-spu-elf: Update dependencies.
25400 2009-04-22 Richard Guenther <rguenther@suse.de>
25402 PR tree-optimization/39824
25403 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
25404 make sure the types are compatible.
25406 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25409 * c-common.c (c_parse_error): Take a token_flags parameter.
25410 Use token_type for the token type instead.
25411 Pass token_flags to cpp_type2name.
25412 * c-common.h (c_parse_error): Update declaration.
25413 * c-parser.c (c_parser_error): Pass 0 as token flags.
25415 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
25417 PR rtl-optimization/39580
25418 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
25420 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25422 * function.c (expand_function_end): Do not emit a jump to the "naked"
25423 return label for fall-through returns.
25424 * except.c (sjlj_emit_function_exit): Always place the call to the
25425 unregister function at the location installed by expand_function_end.
25427 2009-04-22 Richard Guenther <rguenther@suse.de>
25429 PR tree-optimization/39845
25430 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
25431 (gen_inbound_check): Likewise.
25433 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
25435 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
25437 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
25438 * config/vxlib.c (__gthread_once): Add race guard for PPC.
25440 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
25442 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
25443 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
25444 shift counts to avoid out-of-bounds array accesses.
25446 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
25448 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
25449 (Pmode): Move above.
25451 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
25453 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
25454 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
25455 GET_CODE macro. Use IN_RANGE macro where appropriate.
25456 * config/alpha/alpha.h: Ditto.
25457 * config/alpha/alpha.md: Ditto.
25458 * config/alpha/constraints.md: Ditto.
25459 * config/alpha/predicates.md: Ditto.
25461 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
25463 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
25464 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25465 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25466 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25467 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25468 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25469 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25470 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25471 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25472 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25473 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25474 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25475 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25476 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25477 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25478 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25479 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25480 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25481 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25482 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25483 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25484 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25485 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25486 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25487 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25488 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25489 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25491 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
25493 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
25494 references from comments.
25495 * cfgbuild.c (count_basic_blocks): Delete.
25496 (find_basic_blocks_1): Delete.
25497 (find_basic_blocks): Delete.
25498 * except.c (finish_eh_generation): Make static. Move comment from
25499 except.h here. Remove find_basic_blocks references from comments.
25500 * except.h (finish_eh_generation): Delete.
25501 * basic-block.h (find_basic_blocks): Delete.
25502 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
25504 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
25506 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
25507 (sdbout_parms): Likewise.
25509 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
25511 * config/sh/sh.c (prepare_cbranch_operands): Use
25512 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
25513 (expand_cbranchdi4): Likewise.
25514 (from_compare): Add cast to enum type.
25515 (expand_cbranchsi4): Use add_reg_note.
25516 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
25517 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
25518 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
25519 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
25520 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
25521 instead of CODE_FOR_nothing.
25522 (cbranchdi4): Likewise. Fix the order of arguments for
25524 (push_fpscr): Use add_reg_note.
25525 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
25526 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
25528 2009-04-21 Joseph Myers <joseph@codesourcery.com>
25530 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
25531 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
25532 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
25533 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
25534 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
25535 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
25536 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
25537 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
25538 config/alpha/x-vms, config/arc/t-arc,
25539 config/arm/README-interworking, config/arm/arm-c.c,
25540 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
25541 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
25542 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
25543 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
25544 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
25545 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
25546 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
25547 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
25548 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
25549 config/cris/t-elfmulti, config/crx/t-crx,
25550 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
25551 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
25552 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
25553 config/h8300/t-h8300, config/i386/athlon.md,
25554 config/i386/darwin-libgcc.10.4.ver,
25555 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
25556 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
25557 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
25558 config/i386/t-linux64, config/i386/t-nwld,
25559 config/i386/t-rtems-i386, config/i386/t-sol2-10,
25560 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
25561 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
25562 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
25563 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
25564 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
25565 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
25566 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
25567 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
25568 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
25569 config/m68k/t-uclinux, config/mcore/t-mcore,
25570 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
25571 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
25572 config/mips/crtn.asm, config/mips/irix-crti.asm,
25573 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
25574 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
25575 config/mips/mips-fixed.md, config/mips/sb1.md,
25576 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
25577 config/mips/t-iris6, config/mips/t-isa3264,
25578 config/mips/t-libgcc-mips16, config/mips/t-linux64,
25579 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
25580 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
25581 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
25582 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
25583 config/mn10300/t-linux, config/mn10300/t-mn10300,
25584 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
25585 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
25586 config/picochip/libgccExtras/clzsi2.asm,
25587 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
25588 config/rs6000/darwin-libgcc.10.4.ver,
25589 config/rs6000/darwin-libgcc.10.5.ver,
25590 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
25591 config/rs6000/t-aix43, config/rs6000/t-aix52,
25592 config/rs6000/t-darwin, config/rs6000/t-fprules,
25593 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
25594 config/rs6000/t-lynx, config/rs6000/t-netbsd,
25595 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
25596 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
25597 config/rs6000/t-rtems, config/rs6000/t-spe,
25598 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
25599 config/score/t-score-elf, config/sh/divcost-analysis,
25600 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
25601 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
25602 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
25603 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
25604 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
25605 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
25606 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
25607 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
25608 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
25609 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
25610 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
25611 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
25612 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
25613 limitx.h, version.c, xcoff.h: Add copyright and license notices.
25614 * config/h8300/genmova.sh: Include copyright and license notices
25615 in generated output.
25616 * config/h8300/mova.md: Regenerate.
25617 * doc/install.texi2html: Include word "Copyright" in copyright
25618 notice and use name "Free Software Foundation, Inc.".
25619 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
25620 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
25621 ChangeLog-2007, ChangeLog-2008: Correct dates.
25623 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
25625 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
25626 NE_EXPR operations as well.
25627 * c-parser.c (c_parser_condition): Do not set location information on
25629 (c_parser_conditional_expression): Likewise.
25630 (c_parser_binary_expression): Set location information on operators.
25631 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
25632 TRUTH_NOT_EXPR has been folded.
25633 * fold-const.c (fold_truth_not_expr): Copy location information from
25634 the incoming expression to the outgoing one.
25635 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
25636 recursive calls on the LHS of the operator but pass that of the
25637 operator to recursive calls on the RHS of the operator. Set it
25639 (shortcut_cond_expr): Set the locus of the operator on the second
25640 COND_EXPR and that of the expression on the first in degenerate cases.
25641 Pass the locus of the expression to calls to shortcut_cond_r.
25642 Set the locus of the 'then' block on the associated jump, if any.
25643 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
25644 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
25645 expression to call to gimplify_boolean_expr.
25647 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
25649 * config.gcc: Add additional configuration for
25650 i686-w64-mingw* and x86_64-w64-mingw* triplet.
25651 * config/i386/mingw-w64.h: New mingw-w64 specific header.
25652 (CPP_SPEC): Redefine for allowing -municode option.
25653 (STARTFILE_SPEC): Likewise.
25654 * config/i386/t-mingw-w64: New.
25655 * config/i386/mingw-w64.opt: New.
25656 (municode): Add new target option.
25657 * doc/invoke.texi (municode): Add documentation for new option.
25659 2009-04-21 Ian Lance Taylor <iant@google.com>
25661 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
25662 Correct test for number of arguments.
25663 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
25665 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
25667 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
25668 argument of emit_library_call.
25670 2009-04-21 Richard Guenther <rguenther@suse.de>
25672 PR middle-end/39829
25673 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
25674 inside VIEW_CONVERT_EXPRs.
25676 2009-04-21 Martin Jambor <mjambor@suse.cz>
25678 * tree-switch-conversion.c (build_constructors): Split a long line.
25679 (constructor_contains_same_values_p): New function.
25680 (build_one_array): Create assigns of constants if possible, do not
25681 call mark_sym_for_renaming, call update_stmt.
25682 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
25683 make_rename_temp. Do not call mark_symbols_for_renaming, call
25685 (gen_def_assigns): Do not call mark_symbols_for_renaming or
25686 find_new_referenced_vars, call update_stmt.
25687 (gen_inbound_check): Use create_tmp_var and create ssa names manually
25688 instead of calling make_rename_temp. Do not call
25689 find_new_referenced_vars or mark_symbols_for_renaming, call
25692 2009-04-21 Richard Guenther <rguenther@suse.de>
25694 PR tree-optimization/39827
25695 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
25696 (tree_ssa_phiprop): Pass the correct array size.
25698 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
25700 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
25702 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
25705 * c-typeck.c (lvalue_p): Move declaration ...
25706 * c-common.h (lvalue_p): ... to here.
25707 * c-common.c (candidate_equal_p): New.
25708 (add_tlist): Use it.
25709 (merge_tlist): Use it.
25710 (warn_for_collisions_1): Likewise.
25711 (warning_candidate_p): Accept more candidates.
25712 (verify_tree): A warning candidate can be an expression. Use
25715 2009-04-21 Ben Elliston <bje@au.ibm.com>
25718 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
25719 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
25720 options. Remove -mcall-solaris documentation.
25722 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25725 * doc/invoke.texi (-Wlong-long): Update description.
25726 * c-lex (interpret_integer): Only warn if there was no previous
25727 overflow and -Wlong-long is enabled.
25728 * c-decl.c (declspecs_add_type): Drop redundant flags.
25729 * c.opt (Wlong-long): Init to -1.
25730 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
25731 and front-end warn_long_long. Wlong-long only depends on other
25732 flags if it is uninitialized.
25733 * c-parser.c (disable_extension_diagnostics): warn_long_long is
25734 the same for CPP and FE.
25735 (restore_extension_diagnostics): Likewise.
25737 2009-04-20 Ian Lance Taylor <iant@google.com>
25739 Fix enum conversions which are invalid in C++:
25740 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
25741 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
25742 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
25743 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
25744 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
25745 (dbxout_parms): Likewise.
25746 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
25747 (df_clear_flags): Likewise.
25748 * df-problems.c (df_rd_bb_local_compute_process_def): Change
25749 top_flag parameter to int.
25750 (df_chain_create_bb_process_use): Likewise.
25751 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
25753 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
25754 (df_ref_create_structure, df_def_record_1): Likewise.
25755 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
25756 (df_notes_rescan): Change 0 to VOIDmode in function call.
25757 (df_get_call_refs, df_insn_refs_collect): Likewise.
25758 (df_bb_regs_collect): Likewise.
25759 (df_entry_block_defs_collect): Likewise.
25760 (df_exit_block_uses_collect): Likewise.
25761 * df.h: Update declarations.
25762 * double-int.c (double_int_divmod): Add cast to enum type.
25763 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
25764 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
25765 (based_loc_descr): Likewise.
25766 (loc_descriptor_from_tree_1): Change first_op and second_op to
25767 enum dwarf_location_atom. Add cast to enum type.
25768 * expmed.c (init_expmed): Change 0 to SET in function call.
25769 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
25770 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
25771 (do_store_flag): Likewise.
25772 * fixed-value.h (struct fixed_value): Change mode to enum
25774 * function.c (assign_parms): Change 0 to VOIDmode in function call.
25775 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
25777 (insert_insn_decl, insert_decl, insert_state): Likewise.
25778 (automata_list_finish): Likewise.
25779 * genrecog.c (process_define_predicate): Add cast to enum type.
25780 * gensupport.c (init_predicate_table): Add cast to enum type.
25781 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
25783 (gimple_build_call_1, gimple_build_label): Likewise.
25784 (gimple_build_goto, gimple_build_asm_1): Likewise.
25785 (gimple_build_switch_1, gimple_build_cdt): Likewise.
25786 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
25787 (enum fallback): Rename from enum fallback_t.
25788 (fallback_t): Typedef as int.
25789 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
25790 GSI_SAME_STMT in function call.
25791 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
25793 (setup_reg_class_relations): Likewise.
25794 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
25795 (setup_prohibited_class_mode_regs): Add cast to enum type.
25796 (setup_prohibited_mode_move_regs): Likewise.
25797 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
25798 (record_address_regs): Change i to enum reg_class.
25799 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
25800 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
25801 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
25802 (GET_MODE_2XWIDER_MODE): Likewise.
25803 (GET_CLASS_NARROWEST_MODE): Likewise.
25804 * omp-low.c (expand_omp_for): Add cast to enum type.
25805 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
25806 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
25807 * postreload.c (reload_cse_simplify_operands): Change rclass local
25809 * predict.c (combine_predictions_for_insn): Change best_predictor
25810 and predictor to enum br_predictor.
25811 (combine_predictions_for_bb): Likewise.
25812 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
25813 use SET_PREDICT_EXPR_OUTCOME.
25814 * real.c (real_arithmetic): Change icode to code in function call.
25815 * reginfo.c (init_move_cost): Add casts to enum type.
25816 (init_reg_sets_1, init_fake_stack_mems): Likewise.
25817 * regmove.c (regclass_compatible_p): Change class0 and class1 to
25819 * reload.c (find_valid_class): Add casts to enum type.
25820 (push_reload): Change 0 to NO_REGS in function call.
25821 (find_reloads): Change this_alternative to array of enum
25822 reg_class. Remove some now-unnecessary casts.
25823 (make_memloc): Change 0 to VOIDmode in function call.
25824 * reload1.c (reload): Change 0 to VOIDmode in function call.
25825 (eliminate_regs_1, elimination_effects): Likewise.
25826 (eliminate_regs_in_insn): Likewise.
25827 (emit_input_reload_insns): Add cast to enum type.
25828 (delete_output_reload): Change 0 to VOIDmode in function call.
25829 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
25830 to enum type in function call.
25831 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
25832 (SET_PREDICT_EXPR_OUTCOME): Define.
25833 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
25834 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
25835 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
25836 (dump_function): Likewise.
25837 * tree-dump.h: Update declarations.
25838 * tree-pass.h: Update declarations.
25839 * varasm.c (assemble_integer): Change mclass to enum mode_class.
25840 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
25842 (arm_rtx_costs_1): Correct parenthesization.
25843 (arm_rtx_costs): Add casts to enum type.
25844 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
25845 (vfp_emit_fstmd): Use add_rg_note.
25846 (emit_multi_reg_push, emit_sfm): Likewise.
25847 (thumb_set_frame_pointer): Likewise.
25848 (arm_expand_prologue): Likewise.
25849 (arm_regno_class): Change return type to enum reg_class.
25850 (thumb1_expand_prologue): Use add_reg_note.
25851 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
25852 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
25854 * config/arm/gentune.sh: Add cast to enum type.
25855 * config/arm/arm-tune.md: Rebuild.
25856 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
25857 (ix86_split_fp_branch, predict_jump): Likewise.
25858 (ix86_expand_multi_arg_builtin): Change sub_code from enum
25859 insn_code to enum rtx_code.
25860 (ix86_builtin_vectorized_function): Add cast to enum type.
25861 * config/i386/i386.md (truncdfsf2): Change slot to enum
25863 (truncxf<mode>2, isinf<mode>2): Likewise.
25864 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
25866 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
25867 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
25868 (insert_bundle_state): Change 1 to INSERT in function call.
25869 (ia64_add_bundle_selector_before): Likewise.
25870 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
25871 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
25872 (restore_stack_nonlocal): Likewise.
25873 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
25875 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
25877 (mips_rtx_costs): Likewise.
25878 (mips_override_options): Add casts to enum type.
25879 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
25881 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
25882 (store_reg, set_reg_plus_d): Likewise.
25883 (hppa_expand_prologue, hppa_profile_hook): Likewise.
25884 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
25886 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
25888 (emit_unlikely_jump): Use add_reg_note.
25889 (rs6000_emit_allocate_stack): Likewise.
25890 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
25891 (output_toc): Change 1 to INSERT in function call.
25892 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
25893 (rs6000_initialize_trampoline): Likewise.
25894 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
25896 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
25897 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
25898 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
25899 (save_gprs): Use add_reg_note.
25900 (s390_emit_prologue): Likewise.
25901 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
25902 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
25903 (sparc_fold_builtin): Add cast to enum type.
25904 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
25906 (spu_expand_prologue): Use add_reg_note.
25907 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
25909 2009-04-20 Ian Lance Taylor <iant@google.com>
25911 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
25912 (c_parser_postfix_expression_after_primary): Get VEC for list of
25913 arguments. Get original types of arguments. Call
25914 build_function_call_vec.
25915 (cached_expr_list_1, cached_expr_list_2): New static variables.
25916 (c_parser_expr_list): Change return type to VEC *. Add
25917 p_orig_types parameter. Change all callers.
25918 (c_parser_release_expr): New static function.
25919 (c_parser_vec_to_tree_list): New static function.
25920 * c-typeck.c (build_function_call): Rewrite to build a VEC and
25921 call build_function_call_vec.
25922 (build_function_call_vec): New function, based on old
25923 build_function_call.
25924 (convert_arguments): Remove nargs and argarray parameters. Change
25925 values to a VEC. Add origtypes parameter.
25926 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
25927 (convert_for_assignment): Add origtype parameter. Change all
25928 callers. If warn_cxx_compat, check for conversion to an enum
25929 type when calling a function.
25930 (store_init_value): Add origtype parameter. Change all callers.
25931 (digest_init): Likewise.
25932 (struct init_node): Add origtype field.
25933 (add_pending_init): Add origtype parameter. Change all callers.
25934 (output_init_element): Likewise.
25935 (output_pending_init_elements): Pass origtype from init_node to
25936 output_init_element.
25937 (process_init_element): Pass origtype from c_expr to
25938 output_init_element.
25939 (c_finish_return): Add origtype parameter. Change all callers.
25940 * c-common.c (sync_resolve_size): Change params to VEC *. Change
25942 (sync_resolve_params): Likewise.
25943 (sync_resolve_return): Change params to first_param. Change caller.
25944 (resolve_overloaded_builtins): Change params to VEC *. Change
25945 callers. Save first parameter around call to build_function_call_vec.
25946 * c-decl.c (finish_decl): Add origtype parameter. Change all
25947 callers. Call build_function_call_vec rather than
25948 build_function_call for cleanup.
25949 * c-tree.h: Update declarations.
25950 * c-common.h: Update declarations.
25951 * stub-objc.c (objc_rewrite_function_call): Change parameter from
25952 params to first_param.
25953 * target.h (struct gcc_target): Change resolve_overloaded_builtin
25954 params parameter from tree to void *.
25955 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
25956 Change arglist parameter to have type void *, and to be a pointer
25958 * config/rs6000/rs6000-protos.h
25959 (altivec_resolve_overloaded_builtin): Update declaration.
25960 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
25961 fnargs parameter to have type void *, and to be a pointer to a
25962 VEC. Call build_function_call_vec instead of
25963 build_function_call.
25964 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
25966 2009-04-20 Joey Ye <joey.ye@intel.com>
25967 Xuepeng Guo <xuepeng.guo@intel.com>
25968 H.J. Lu <hongjiu.lu@intel.com>
25970 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
25972 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
25973 (IX86_LEA_PRIORITY): Likewise.
25974 (distance_non_agu_define): New function.
25975 (distance_agu_use): Likewise.
25976 (ix86_lea_for_add_ok): Likewise.
25977 (ix86_dep_by_shift_count): Likewise.
25979 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
25980 should split for LEA.
25982 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
25984 (ix86_dep_by_shift_count): Likewise.
25986 2009-04-20 Richard Guenther <rguenther@suse.de>
25988 * expr.c (handled_component_p): Move ...
25989 * tree.h (handled_component_p): ... here.
25990 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
25991 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
25992 and REALPART_EXPR to be in one group.
25994 2009-04-20 Richard Guenther <rguenther@suse.de>
25996 * basic-block.h (get_all_dominated_blocks): Declare.
25997 * dominance.c (get_all_dominated_blocks): New function.
25998 * tree-cfg.c (get_all_dominated_blocks): Remove.
25999 (remove_edge_and_dominated_blocks): Adjust.
26000 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
26001 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
26002 instead of recursing.
26004 2009-04-20 Doug Kwan <dougkwan@google.com>
26006 * cgraph.h (cgraph_node_ptr): New type for vector functions.
26007 (struct cgraph_node_set_def): New type.
26008 (cgraph_node_set) New type. Also declare vector functions.
26009 (struct cgraph_node_set_element_def): New type.
26010 (cgraph_node_set_element): Ditto.
26011 (cgraph_node_set_iterator): New iterator type.
26012 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
26013 cgraph_node_set_remove, dump_cgraph_node_set,
26014 debug_cgraph_node_set): New prototypes.
26015 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
26016 cgraph_node_set_size): New inlines.
26017 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
26018 including cgraph.h.
26019 (struct ipa_opt_pass): Add struct cgraph_node_set_def
26020 argument to function 'write_summary'.
26021 * ipa.c: Include ggc.h.
26022 (hash_cgraph_node_set_element,
26023 eq_cgraph_node_set_element, cgraph_node_set_new,
26024 cgraph_node_set_add, cgraph_node_set_remove,
26025 cgraph_node_set_find, dump_cgraph_node_set,
26026 debug_cgraph_node_set): New functions.
26027 * Makefile.in (ipa.o): Add dependency on GGC_H.
26029 2009-04-20 Ira Rosen <irar@il.ibm.com>
26031 PR tree-optimization/39675
26032 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
26033 check of the return code of vect_schedule_slp. Check that
26034 stmt_vec_info still exists for the statement, before checking its
26035 vectorization type.
26037 2009-04-20 Michael Matz <matz@suse.de>
26039 * Makefile.in (generated_files): Take out $(simple_generated_c).
26041 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
26043 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
26044 (UINTPTR_TYPE): Likewise.
26046 2009-04-19 Joseph Myers <joseph@codesourcery.com>
26049 * c-typeck.c (digest_init): Check for initializing an array with a
26052 2009-04-19 Joseph Myers <joseph@codesourcery.com>
26055 * c-semantics.c (pop_stmt_list): Propagate
26056 STATEMENT_LIST_HAS_LABEL to parent statement list.
26058 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
26060 * config/mips/mips.h (mips_tune_attr): New macro.
26061 * config/mips/mips.md (cpu): Use it.
26063 2009-04-19 Joseph Myers <joseph@codesourcery.com>
26066 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
26069 2009-04-19 Diego Novillo <dnovillo@google.com>
26071 * toplev.c (compile_file): Move call to coverage_finish ...
26072 * cgraphunit.c (ipa_passes): ... here.
26073 Call cgraph_process_new_functions.
26074 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
26075 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
26077 2009-04-19 Jan Hubicka <jh@suse.cz>
26079 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
26081 (dump_cgraph_node): Dump can throw external flag.
26082 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
26084 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
26088 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
26089 * common.opt (Wlogical-op): Move from here...
26090 * c.opt (Wlogical-op): ... to here.
26091 * c-typeck.c (parser_build_binary_op): Update call to
26092 warn_logical_operator.
26093 * c-opts.c (c_common_post_options): Enable warn_logical_op with
26095 * c-common.c (warn_logical_op): Update.
26096 * c-common.h (warn_logical_op): Update declaration.
26098 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
26100 * tree.c (protected_set_expr_location): Fix formatting.
26102 2009-04-18 Joseph Myers <joseph@codesourcery.com>
26105 * c-typeck.c (readonly_warning): new.
26106 (build_unary_op, build_modify_expr): Use readonly_warning for
26107 storing into something readonly but not const-qualified.
26109 2009-04-18 Joseph Myers <joseph@codesourcery.com>
26112 * c-typeck.c (build_unary_op): Check for taking address of
26113 expression of type void.
26115 2009-04-18 Joseph Myers <joseph@codesourcery.com>
26118 * c-typeck.c (build_function_call): Check for calling a function
26119 with qualified void return types. Call require_complete_type when
26122 2009-04-18 Jan Hubicka <jh@suse.cz>
26124 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
26126 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
26127 can_throw_external flag.
26128 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
26129 * ipa-pure-const.c (ignore_edge): New function.
26130 (propagate): Compute order for NOTHROW computation; set NOTHROWs
26131 only over can_throw_external edges.
26132 (local_pure_const): Add nothrow flag.
26133 * ipa-utils.c (searchc): Add ignore_edge callback.
26134 (ipa_utils_reduced_inorder): Add ignore_edge callback.
26135 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
26136 (set_nothrow_function_flags): Update cgraph.
26137 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
26139 2009-04-18 Richard Guenther <rguenther@suse.de>
26141 PR middle-end/39804
26142 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
26143 (fold_stmt): ... this and ...
26144 (fold_stmt_inplace): ... this.
26145 (fold_stmt_1): Fold references in calls and asms.
26146 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
26148 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
26150 * tree-vrp.c (ssa_name_nonzero_p): Remove.
26151 * tree.h: Remove the prototype for ssa_name_nonzero_p.
26153 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
26155 * tree.c (function_args_count): Remove.
26156 * tree.h: Remove the prototype for function_args_count.
26158 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
26160 * tree-iterator.c (expr_only): Remove.
26161 * tree.h: Remove the prototype for expr_only.
26163 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
26165 * reginfo.c (cannot_change_mode_set_regs): Remove.
26166 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
26168 2009-04-08 Anatoly Sokolov <aesok@post.ru>
26170 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
26171 whether operands 0 and 1 overlaps.
26173 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
26175 PR middle-end/36902
26176 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
26177 pointer. Use warning_at instead of warning.
26178 (search_for_addr_array): Likewise.
26179 (check_array_bounds): Likewise.
26180 (check_all_array_refs): Check that the incoming edge is not in the
26181 list of edges to be removed.
26182 (check_all_array_refs): Avoid the temporal pointer.
26183 (vrp_visit_cond_stmt): Fix typo.
26184 (simplify_switch_using_ranges): Handle the case where the switch
26185 index is an integer constant.
26187 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
26189 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
26191 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
26193 * doc/extend.texi, doc/invoke.texi: Fix typos.
26195 2009-04-17 Cary Coutant <ccoutant@google.com>
26197 * tree-flow-inline.h (get_lineno): Fix inverted test.
26199 2009-04-17 Diego Novillo <dnovillo@google.com>
26201 * tree-ssa-pre.c (create_expression_by_pieces): Remove
26202 assertion for AVAIL_OUT.
26204 2009-04-17 Mike Frysinger <vapier@gentoo.org>
26207 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
26208 * config/sh/linux-atomic.asm: Likewise.
26210 2009-04-17 Diego Novillo <dnovillo@google.com>
26212 * except.c (debug_eh_tree): New.
26213 (struct eh_region, struct eh_status): Move ...
26214 * except.h: ... here.
26215 (add_type_for_runtime): Declare extern.
26216 (lookup_type_for_runtime): Likewise.
26217 (debug_eh_tree): Declare.
26218 * Makefile.in (GTFILES): List except.h before except.c
26220 2009-04-17 Diego Novillo <dnovillo@google.com>
26222 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
26223 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
26224 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
26225 (find_vars_r): ... here.
26226 * tree-flow.h (find_referenced_vars_in): Declare.
26227 * tree-ssa-pre.c (create_expression_by_pieces): Assert
26228 that AVAIL_OUT exists for BLOCK.
26229 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
26230 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
26231 (tree-parloops.o): Likewise.
26233 2009-04-17 Simon Baldwin <simonb@google.com>
26235 * toplev.c (default_tree_printer): Add handling for %E format.
26237 2009-04-17 Diego Novillo <dnovillo@google.com>
26239 * tree-pretty-print.c (dump_generic_node): Add break after
26240 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
26241 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
26242 FUNCTION_TYPE together. Call print_struct_decl when printing
26243 structures and TDF_SLIM is not given.
26244 (print_struct_decl): Fix logic for detecting recursion.
26246 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
26249 * gcc.c (create_at_file): New.
26250 (compile_input_file_p): New.
26251 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
26252 * main.c (main): Update call to toplev_main.
26253 * toplev.c (toplev_main): Change signature. Call expandargv.
26254 * toplev.h (toplev_main): Change signature.
26256 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
26258 * dwarf2out.c (field_byte_offset): Use the type size as the field size
26259 if the latter is not constant.
26261 2009-04-17 David Edelsohn <edelsohn@gnu.org>
26263 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
26265 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
26267 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
26268 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
26270 2009-04-17 Richard Guenther <rguenther@suse.de>
26272 * tree-ssa-structalias.c (get_constraint_for_component_ref):
26273 Handle component references view-converting an invariant address.
26275 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
26277 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
26278 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
26279 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
26280 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
26281 Use @deftypevr rather than @deftypevar.
26283 2009-04-17 Richard Guenther <rguenther@suse.de>
26285 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
26286 (get_prop_source_stmt): Likewise.
26287 (can_propagate_from): Likewise.
26289 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
26291 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
26292 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
26293 (--with-multilib-list): Add default value.
26294 * configure: Regenerate.
26295 * Makefile.in (TM_ENDIAN_CONFIG): Define.
26296 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
26297 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
26298 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
26299 Don't add default cpu to multilib list unnecessarily, but do enable
26300 the relevant compiler option..
26301 Add support for --with-multilib-list=<blank> and
26302 --with-multilib-list=!<somelib> to supress unwanted multilibs.
26303 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
26304 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
26305 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
26306 TM_MULTILIB_CONFIG.
26307 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
26308 (MULTILIB_OSDIRNAMES): New variable.
26309 * config/sh/t-1e: Delete file.
26310 * config/sh/t-mlib-sh1: Delete file.
26311 * config/sh/t-mlib-sh2: Delete file.
26312 * config/sh/t-mlib-sh2a: Delete file.
26313 * config/sh/t-mlib-sh2a-nofpu: Delete file.
26314 * config/sh/t-mlib-sh2a-single: Delete file.
26315 * config/sh/t-mlib-sh2a-single-only: Delete file.
26316 * config/sh/t-mlib-sh2e: Delete file.
26317 * config/sh/t-mlib-sh3e: Delete file.
26318 * config/sh/t-mlib-sh4: Delete file.
26319 * config/sh/t-mlib-sh4-nofpu: Delete file.
26320 * config/sh/t-mlib-sh4-single: Delete file.
26321 * config/sh/t-mlib-sh4-single-only: Delete file.
26322 * config/sh/t-mlib-sh4a: Delete file.
26323 * config/sh/t-mlib-sh4a-nofpu: Delete file.
26324 * config/sh/t-mlib-sh4a-single: Delete file.
26325 * config/sh/t-mlib-sh4a-single-only: Delete file.
26326 * config/sh/t-mlib-sh4al: Delete file.
26327 * config/sh/t-mlib-sh5-32media: Delete file.
26328 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
26329 * config/sh/t-mlib-sh5-64media: Delete file.
26330 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
26331 * config/sh/t-mlib-sh5-compact: Delete file.
26332 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
26333 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
26334 * doc/install.texi (Options specification): Add
26335 --with-multilib-list and --with-endian.
26337 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
26339 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
26341 (OBJS-common): Add plugin-version.o.
26342 (plugin-version.o): New.
26343 * gcc-plugin.h (plugin_gcc_version): New.
26344 (plugin_default_version_check): New.
26345 (plugin_init_func, plugin_init): Add version argument.
26346 * plugin-version.c: New.
26347 * plugin.c (str_plugin_gcc_version_name): New.
26348 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
26349 pass it to the init function.
26350 (plugin_default_version_check): New.
26352 2009-04-17 Richard Guenther <rguenther@suse.de>
26354 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
26355 for decl-vs-decl disambiguation.
26357 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
26359 * config/s390/s390.h (s390_tune_attr): New macro definition.
26360 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
26362 2009-04-17 Richard Guenther <rguenther@suse.de>
26364 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
26365 (fold_stmt_r): Likewise.
26366 (maybe_fold_reference): New function.
26367 (fold_gimple_assign): Handle cases fold_stmt_r did.
26368 (fold_stmt): Do not use fold_stmt_r.
26369 (fold_stmt_inplace): Likewise.
26371 2009-04-17 Richard Guenther <rguenther@suse.de>
26373 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
26374 (record_equivalences_from_stmt): Remove useless checks and
26376 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
26377 the type is already suitable.
26379 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
26381 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
26383 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
26385 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
26386 (CMPtype): Define as __gcc_CMPtype.
26388 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
26390 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
26391 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
26393 2009-04-17 Richard Guenther <rguenther@suse.de>
26395 PR tree-optimization/39746
26396 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
26397 special-casing for builtins and static variable use/def.
26398 (call_may_clobber_ref_p_1): Likewise.
26400 2009-04-16 Ian Lance Taylor <iant@google.com>
26402 * df.h: Include "timevar.h".
26403 (struct df_problem): Change tv_id field to timevar_id_t.
26404 * tree-pass.h: Include "timevar.h".
26405 (struct opt_pass): Change tv_id field to timevar_id_t.
26406 * timevar.h (timevar_id_t): Define TV_NONE.
26407 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
26408 TV_NONE rather than tv_id != 0.
26409 (execute_one_pass): Likewise.
26410 * Makefile.in (DF_H): Add $(TIMEVAR_H).
26411 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
26412 dependencies to $(TREE_PASS_H).
26413 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
26415 (pass_branch_target_load_optimize2): Likewise.
26416 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
26417 (pass_outof_cfg_layout_mode): Likewise.
26418 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
26419 (pass_rebuild_cgraph_edges): Likewise.
26420 (pass_remove_cgraph_callee_edges): Likewise.
26421 * df-core.c (pass_df_initialize_opt): Likewise.
26422 (pass_df_initialize_no_opt): Likewise.
26423 (pass_df_finish): Likewise.
26424 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
26425 * except.c (pass_set_nothrow_function_flags): Likewise.
26426 (pass_convert_to_eh_region_ranges): Likewise.
26427 * final.c (pass_compute_alignments): Likewise.
26428 * function.c (pass_instantiate_virtual_regs): Likewise.
26429 (pass_init_function): Likewise.
26430 (pass_leaf_regs): Likewise.
26431 (pass_match_asm_constraints): Likewise.
26432 * gimple-low.c (pass_lower_cf): Likewise.
26433 (pass_mark_used_blocks): Likewise.
26434 * init-regs.c (pass_initialize_regs): Likewise.
26435 * integrate.c (pass_initial_value_sets): Likewise.
26436 * ira.c (pass_ira): Likewise.
26437 * jump.c (pass_cleanup_barriers): Likewise.
26438 * omp-low.c (pass_expand_omp): Likewise.
26439 (pass_lower_omp): Likewise.
26440 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
26441 * recog.c (pass_split_all_insns): Likewise.
26442 (pass_split_after_reload): Likewise.
26443 (pass_split_before_regstack): Likewise.
26444 (pass_split_before_sched2): Likewise.
26445 (pass_split_for_shorten_branches): Likewise.
26446 * reginfo.c (pass_reginfo_init): Likewise.
26447 (pass_subregs_of_mode_init): Likewise.
26448 (pass_subregs_of_mode_finish): Likewise.
26449 * passes.c (pass_postreload): Likewise.
26450 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
26451 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
26452 (pass_warn_function_return): Likewise.
26453 (pass_warn_function_noreturn): Likewise.
26454 * tree-complex.c (pass_lower_complex): Likewise.
26455 (pass_lower_complex_O0): Likewise.
26456 * tree-if-conv.c (pass_if_conversion): Likewise.
26457 * tree-into-ssa.c (pass_build_ssa): Likewise.
26458 * tree-mudflap.c (pass_mudflap_1): Likewise.
26459 (pass_mudflap_2): Likewise.
26460 * tree-nomudflap.c (pass_mudflap_1): Likewise.
26461 (pass_mudflap_2): Likewise.
26462 * tree-nrv.c (pass_return_slot): Likewise.
26463 * tree-object-size.c (pass_object_sizes): Likewise.
26464 * tree-optimize.c (pass_all_optimizations): Likewise.
26465 (pass_early_local_passes): Likewise.
26466 (pass_all_early_optimizations): Likewise.
26467 (pass_cleanup_cfg): Likewise.
26468 (pass_cleanup_cfg_post_optimizing): Likewise.
26469 (pass_free_datastructures): Likewise.
26470 (pass_free_cfg_annotations): Likewise.
26471 (pass_fixup_cfg): Likewise.
26472 (pass_init_datastructures): Likewise.
26473 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
26474 (pass_late_warn_uninitialized): Likewise.
26475 (pass_update_address_taken): Likewise.
26476 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
26477 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
26478 (pass_cse_sincos): Likewise.
26479 (pass_convert_to_rsqrt): Likewise.
26480 * tree-ssa-structalias.c (pass_build_alias): Likewise.
26481 * tree-stdarg.c (pass_stdarg): Likewise.
26482 * tree-tailcall.c (pass_tail_recursion): Likewise.
26483 (pass_tail_calls): Likewise.
26484 * tree-vect-generic.c (pass_lower_vector): Likewise.
26485 (pass_lower_vector_ssa): Likewise.
26486 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
26488 2009-04-16 Joseph Myers <joseph@codesourcery.com>
26490 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
26492 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
26494 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
26495 logical and signext.
26497 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
26500 * config/sh/predicates.md (arith_operand): Check if the operand
26501 of TRUNCATE is a REG.
26503 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
26505 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
26506 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
26508 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
26510 * tree-iterator.c (tsi_split_statement_list_after,
26511 tsi_split_statement_list_before): Remove.
26512 * tree-iterator.h: Remove the prototypes for
26513 tsi_split_statement_list_after and tsi_split_statement_list_before.
26515 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
26517 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
26518 * tree-ssa-propagate.h: Remove the prototype for
26519 stmt_makes_single_load.
26521 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
26523 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
26524 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
26526 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
26528 * tree-iterator.c (EXPR_LAST_BODY): Remove.
26530 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
26532 * except.c (eh_region_outer_p): Remove.
26533 * except.h: Remove the prototype for eh_region_outer_p.
26535 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
26537 * function.c (current_function_assembler_name): Remove.
26538 * function.h: Remove the prototype for
26539 current_function_assembler_name.
26541 2009-04-16 Ian Lance Taylor <iant@google.com>
26543 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
26544 (add_reg_note): Call alloc_reg_note.
26545 * rtl.h (alloc_reg_note): Declare.
26546 * combine.c (try_combine): Use alloc_reg_note.
26547 (recog_for_combine, move_deaths): Likewise.
26548 (distribute_notes): Use alloc_reg_note and add_reg_note.
26549 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
26550 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
26551 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
26553 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
26555 PR rtl-optimization/39762
26556 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
26557 ira_may_move_out_cost): Add comments about way of their usage.
26558 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
26560 * ira-conflicts.c (process_regs_for_copy): Use function
26561 ira_get_register_move_cost instead of global
26562 ira_register_move_cost.
26564 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
26565 color_pass, move_spill_restore, update_curr_costs): Ditto.
26567 * ira-lives.c (process_single_reg_class_operands): Ditto.
26569 * ira-emit.c (emit_move_list): Ditto.
26571 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
26572 (record_reg_classes): Ditto. Use functions
26573 ira_get_register_move_cost and ira_get_may_move_cost instead of
26574 global vars ira_register_move_cost, ira_may_move_out_cost and
26575 ira_may_move_in_cost.
26576 (record_address_regs): Don't call ira_init_register_move_cost.
26577 Use function ira_get_may_move_cost instead of global
26578 ira_may_move_in_cost.
26579 (process_bb_node_for_hard_reg_moves): Use function
26580 ira_get_register_move_cost instead of global ira_register_move_cost.
26581 (ira_costs): Don't call ira_init_register_move_cost.
26583 2009-04-16 Richard Guenther <rguenther@suse.de>
26585 * tree-cfg.c (verify_gimple_assign_binary):
26586 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
26587 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
26588 (create_general_new_stmt): Note that this function is broken.
26590 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
26592 * common.opt (fhelp): Add Var(help_flag).
26593 * gcc-plugin.h (plugin_info): Add help.
26594 * plugin.c (plugin_name_args): Add help.
26595 (register_plugin_info): Set plugin->help.
26596 (print_help_one_plugin): New.
26597 (print_plugins_help): New.
26598 * plugin.h (print_plugins_help): New.
26599 * toplev.c (toplev_main): Call print_plugins_help if needed.
26601 2009-04-16 Richard Guenther <rguenther@suse.de>
26603 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
26604 (gimple_ior_addresses_taken_1): New function.
26605 (gimple_ior_addresses_taken): Likewise.
26606 * gimple.h (struct gimple_statement_with_ops_base): Remove
26607 addresses_taken member.
26608 (gimple_ior_addresses_taken): Declare.
26609 (gimple_addresses_taken, gimple_addresses_taken_ptr,
26610 gimple_set_addresses_taken): Remove.
26611 * ipa-reference.c (mark_address): New function.
26612 (scan_stmt_for_static_refs): Use it for marking addresses taken.
26613 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
26614 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
26615 (gimple_add_to_addresses_taken): Remove.
26616 (get_tmr_operands): Call mark_address_taken.
26617 (get_asm_expr_operands): Likewise.
26618 (get_expr_operands): Likewise.
26619 (build_ssa_operands): Do not clear the addresses_taken bitmap.
26620 (free_stmt_operands): Do not free it.
26621 * tree-ssa.c (delete_tree_ssa): Likewise.
26622 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
26624 2009-04-16 Richard Guenther <rguenther@suse.de>
26626 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
26627 (walk_stmt_load_store_ops): Likewise.
26628 * gimple.c (get_base_loadstore): New function.
26629 (walk_stmt_load_store_addr_ops): Likewise.
26630 (walk_stmt_load_store_ops): Likewise.
26631 * ipa-pure-const.c (check_op): Simplify.
26632 (check_load, check_store): New functions.
26633 (check_stmt): Use walk_stmt_load_store_ops.
26634 * ipa-reference.c (mark_load): Adjust signature.
26635 (mark_store): Likewise.
26636 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
26638 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
26640 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
26641 (plugin_info): New.
26642 * opts.c (common_handle_option): Don't call print_version.
26643 * plugin.c (plugin_name_args): Add version.
26644 (register_plugin_info): New.
26645 (register_callback): Handle PLUGIN_INFO.
26646 (try_init_one_plugin): New.
26647 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
26649 (finalize_one_plugin): New.
26650 (finalize_plugins): New.
26651 (print_one_plugin): New.
26652 (print_plugins_versions): New.
26653 * plugin.h (print_plugins_versions): New.
26654 (finalize_plugins): New.
26655 * toplev.c (compile_file): Don't call initialize_plugins.
26656 (print_version): Call print_plugins_versions.
26657 (toplev_main): Call initialize_plugins. Print version if needed.
26658 Call finalize_plugins.
26660 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
26662 * common.opt (fversion): New.
26663 * gcc.c (print_version): New.
26664 (process_command): Don't print the version. Just set print_version.
26665 (main): Print version. Call subprocesses if print_version and
26666 verbose_flag are set.
26667 * opts.c (common_handle_option): Handle OPT_fversion.
26669 2009-04-16 Richard Guenther <rguenther@suse.de>
26670 Ira Rosen <irar@il.ibm.com>
26672 PR tree-optimization/39698
26673 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
26674 type of the reduction variable. Only generate the def if
26677 * omp-low.c (expand_omp_for_generic): When converting to a pointer
26678 make sure to first convert to an integer of the same precision.
26679 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
26680 the type of the evolution correctly in computing the new
26681 induction variable base.
26683 2009-04-16 Richard Guenther <rguenther@suse.de>
26685 PR middle-end/39625
26686 * tree-cfg.c (make_blocks): Split statements with to-be
26687 abnormal SSA names on the lhs.
26689 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
26691 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
26692 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
26693 * c-typeck.c (really_start_incremental_init): Likewise.
26694 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
26695 (TARGET_INITIALIZER): Remove it.
26696 * target.h (struct target): Remove vector_opaque_p.
26697 * tree.c (build_opaque_vector_type): New.
26698 * tree.h (TYPE_VECTOR_OPAQUE): New.
26699 (build_opaque_vector_type): Declare.
26700 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
26701 * config/rs6000/rs6000.c (build_opaque_vector_type,
26702 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
26703 (rs6000_init_builtins): Use build_opaque_vector_type for
26704 opaque_V4SI_type_node.
26706 2009-04-15 Catherine Moore <clm@codesourcery.com>
26708 * debug.h (set_name): Declare.
26709 * dwarf2out.c (dwarf2out_set_name): Declare.
26710 (dwarf2_debug_hooks): Add set_name.
26711 (find_AT_string): New.
26712 (add_AT_string): Call find_AT_string.
26713 (dwarf2out_set_name): New.
26714 * cp/decl.c (grokdeclarator): Call set_name.
26715 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
26716 * debug.c (do_nothing_debug_hooks): Likewise.
26717 * dbxout.c (dbx_debug_hooks): Likewise.
26718 * sdbout.c (sdb_debug_hooks): Likewise.
26720 2009-04-15 Michael Eager <eager@eagercon.com>
26722 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
26723 reg for single-precision FPU.
26724 * config/rs6000/rs6000.md (movsi_internal1): Only for
26725 !TARGET_SINGLE_FPU.
26726 (movsi_internal1_single): New. Add pattern to move SI values to/from
26727 single-precision FP regs.
26729 2009-04-15 Richard Guenther <rguenther@suse.de>
26731 * omp-low.c (lower_rec_input_clauses): Build correct address
26733 (expand_omp_for_generic): Fix multiplication type.
26734 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
26735 (generate_memset_zero): Fix types.
26736 * tree-profile.c (prepare_instrumented_value): Correctly
26739 2009-04-15 Ian Lance Taylor <iant@google.com>
26741 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
26742 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
26743 for -Wall and for -Wc++-compat.
26744 (c_common_post_options): For C++, set warn_enum_compare if not
26746 * c-tree.h (struct c_expr): Add field original_type.
26747 (build_external_ref): Update declaration.
26748 * c-parser.c (c_parser_braced_init): Set original_type.
26749 (c_parser_initelt): Likewise.
26750 (c_parser_expr_no_commas): Likewise.
26751 (c_parser_conditional_expression): Likewise.
26752 (c_parser_cast_expression): Likewise.
26753 (c_parser_unary_expression): Likewise. Pull setting of
26754 original_code to top of function.
26755 (c_parser_sizeof_expression): Set original_type.
26756 (c_parser_alignof_expression): Likewise.
26757 (c_parser_postfix_expression): Likewise. Pull setting of
26758 original_code to top of function.
26759 (c_parser_postfix_expression_after_paren_type): Set original_type.
26760 (c_parser_postfix_expression_after_primary): Likewise.
26761 (c_parser_expression): Likewise.
26762 * c-typeck.c (build_external_ref): Add type parameter. Change all
26764 (c_expr_sizeof_expr): Set original_type field.
26765 (parser_build_unary_op): Likewise.
26766 (parser_build_binary_op): Likewise. Optionally warn about
26767 comparisons of enums of different types.
26768 (digest_init): Set original_type field.
26769 (really_start_incremental_init): Likewise.
26770 (push_init_level, pop_init_level): Likewise.
26771 * doc/invoke.texi (Warning Options): -Wenum-compare now
26774 2009-04-15 Richard Guenther <rguenther@suse.de>
26776 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
26777 out a necessary conversion.
26778 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
26779 names we didn't value number.
26780 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
26782 2009-04-15 Richard Guenther <rguenther@suse.de>
26784 PR tree-optimization/39764
26785 * tree-ssa-ccp.c (get_value): Canonicalize value with
26786 canonicalize_float_value.
26788 2009-04-15 Jan Hubicka <jh@suse.cz>
26790 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
26791 Wrong version of patch.
26793 2009-04-15 Jan Hubicka <jh@suse.cz>
26795 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
26797 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
26799 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
26800 our distinct integral and vector types.
26802 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
26804 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
26805 * init.c (build_vtbl_address): Remove call to assemble_external.
26807 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
26809 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
26810 output for other floating point modes.
26812 2009-04-14 Diego Novillo <dnovillo@google.com>
26814 * diagnostic.c (diagnostic_report_diagnostic): Do not
26815 warn about loaded plugins for DK_ERROR and DK_WARNING.
26816 * c-decl.c (declspecs_add_type): Move call to
26817 invoke_plugin_callbacks ...
26818 * c-parser.c (c_parser_declspecs): ... here.
26819 * plugin.c (dump_active_plugins): Tidy output.
26821 2009-04-14 Diego Novillo <dnovillo@google.com>
26822 Le-Chun Wu <lcwu@google.com>
26824 * configure.ac: Add --enable-plugin support.
26825 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
26826 * Makefile.in (PLUGIN_H): Define.
26827 Export ENABLE_PLUGIN and GMPINC to site.exp.
26828 Add PLUGINLIBS to link command.
26829 Add/modify dependencies for plugin.o and files including plugin.h.
26831 * config.in: Regenerate.
26833 * opts.c (common_handle_option): Handle OPT_fplugin_ and
26836 2009-04-14 Le-Chun Wu <lcwu@google.com>
26838 * tree-pass.h (register_one_dump_file): Add a prototype for
26839 register_one_dump_file.
26840 * toplev.c (compile_file): Call initialize_plugins.
26841 (do_compile): Call invoke_plugin_callbacks.
26842 (toplev_main): Call invoke_plugin_callbacks.
26843 * common.opt: Add -fplugin= and -fplugin-arg-.
26844 * gcc-plugin.h: New public header file for plugins to include.
26845 * plugin.c: New source file.
26846 * plugin.h: New internal header file.
26847 * passes.c (register_one_dump_file): Make it external.
26849 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
26851 2009-04-14 Diego Novillo <dnovillo@google.com>
26853 * doc/plugins.texi: New.
26854 * doc/gccint.texi: Add reference to Plugins chapter.
26855 * doc/invoke.texi: Document -fplugin and -fplugin-arg
26856 * diagnostic.c (diagnostic_report_diagnostic): Warn about
26857 loaded plugins, if any.
26858 * timevar.def (TV_PLUGIN_INIT): Define.
26859 (TV_PLUGIN_RUN): Define.
26860 * plugin.c: Include timevar.h
26861 (plugins_active_p): New.
26862 (dump_active_plugins): New.
26863 (debug_active_plugins): New.
26865 2009-04-14 Joseph Myers <joseph@codesourcery.com>
26867 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
26869 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
26871 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
26873 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
26874 the same as a minus without a shift.
26876 2009-04-14 Nick Clifton <nickc@redhat.com>
26878 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
26879 comparisons with small integers will always produce a short
26882 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
26885 2008-12-19 Diego Novillo <dnovillo@google.com>
26887 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
26889 2009-04-14 Richard Guenther <rguenther@suse.de>
26891 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
26893 (verify_gimple_assign_binary): Likewise. Handle shifts and
26895 (verify_gimple_phi): Print the mismatched argument position.
26896 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
26898 (vect_update_init_of_dr): Likewise.
26899 * matrix-reorg.c (transform_access_sites): Do what the
26901 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
26903 2009-04-13 Michael Eager <eager@eagercon.com>
26905 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
26906 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
26907 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
26908 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
26909 remove duplicate config
26911 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
26913 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
26914 file_name:line_number type locator of the call site.
26916 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
26918 * genautomata.c: Put blank after comma.
26919 (automaton_decls): New.
26920 (struct unit_usage): Add comments to member next.
26921 (store_alt_unit_usage): Keep the list ordered.
26922 (unit_present_on_list_p, equal_alternatives_p): New.
26923 (check_regexp_units_distribution): Check units distribution
26924 correctness correctly.
26925 (main): Don't write automata if error is found. Return correct
26928 * config/m68k/cf.md (cfv4_ds): Remove.
26929 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
26930 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
26932 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
26933 power4-load-ext, power4-store, power4-store-update,
26934 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
26935 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
26936 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
26937 power4-sqrt, power4-isync): Modify reservation to make correct
26938 unit distribution to automata.
26940 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
26941 power5-store-update, power5-two, power5-three, power5-lmul,
26942 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
26944 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
26946 * except.c (pass_set_nothrow_function_flags): Set name and add
26948 (set_nothrow_function_flags): Mention in the dump file when
26949 changing a function to nothrow.
26951 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
26954 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
26955 instead of unsigned long.
26957 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
26959 * config/arm/arm.c (return_used_this_function): Remove.
26960 (arm_output_function_prologue): Remove use of
26961 return_used_this_function.
26962 (output_return_instruction): Replace use of
26963 return_used_this_function
26964 by cfun->machine->return_used_this_function.
26965 (arm_output_epilogue): Likewise.
26966 (arm_output_function_epilogue): Likewise.
26967 (thumb_unexpanded_epilogue): Likewise.
26968 * config/arm/arm.h (struct machine_function):
26969 New member return_used_this_function.
26971 2009-04-12 Mark Mitchell <mark@codesourcery.com>
26973 * doc/install.texi: Correct description of default directory for
26974 --with-gxx-include-dir.
26976 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
26978 * fold-const.c (build_range_check): Properly deal with enumeral and
26979 boolean base types.
26981 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
26983 * doc/invoke.texi (max_gcse_passes): Remove documentation.
26984 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
26985 * params.h (MAX_GCSE_PASSES): Remove.
26986 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
26987 in sequence. Remove ability to run multiple passes.
26988 (bypass_jumps): Report run as third CPROP pass.
26990 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
26992 PR middle-end/39651
26993 * except.c (can_throw_external): Look at each insn in a SEQUENCE
26994 when deciding whether the whole SEQUENCE can throw.
26996 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
26999 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
27000 offseted label references.
27002 2009-04-11 Jan Hubicka <jh@suse.cz>
27004 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
27006 2009-04-11 Richard Guenther <rguenther@suse.de>
27008 PR middle-end/39732
27009 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
27010 return variables as TREE_ADDRESSABLE.
27012 2009-04-11 Richard Guenther <rguenther@suse.de>
27014 PR tree-optimization/39713
27015 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
27016 reference trees have SSA_NAME operands.
27018 2009-04-11 Richard Guenther <rguenther@suse.de>
27021 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
27022 address expressions.
27024 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
27026 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
27027 match changes in Cygwin 1.7
27028 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
27029 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
27031 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
27033 PR tree-optimization/39701
27034 * doc/invoke.texi (Optimization Options): Document change in
27035 meaning and initialization of -fdelete-null-pointer-checks.
27037 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
27039 PR middle-end/39701
27040 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
27042 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
27045 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
27047 2009-04-10 Chao-ying Fu <fu@mips.com>
27049 * doc/tm.texi (Instruction Output): Document
27050 TARGET_ASM_FINAL_POSTSCAN_INSN.
27051 * target.h (final_postscan_insn): New field in asm_out.
27052 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
27053 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
27054 * final.c (final_scan_insn): Call
27055 targetm.asm_out.final_postscan_insn after outputting
27056 an asm macro and a normal instruction.
27058 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
27059 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
27060 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
27061 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
27062 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
27064 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
27066 PR middle-end/39701
27067 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
27068 variables as non-NULL even with -fdelete-null-pointer-checks.
27070 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
27072 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
27074 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
27077 * config/i386/i386.c (classify_argument): Handle SCmode with
27078 (bit_offset % 64) != 0.
27080 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
27082 * doc/invoke.texi (Optimize Options): Add cross-reference to
27083 -Q --help=optimizers examples.
27085 2009-04-10 Ben Elliston <bje@au.ibm.com>
27088 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
27089 regalign for the reg == fpr and TDmode case.
27091 2009-04-09 David Ayers <ayers@fsfe.org>
27094 * objc/objc-act.c (warn_with_method): Remove helper function.
27095 (check_duplicates): Call warning and inform directly.
27096 (really_start_method): Likewise.
27098 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
27100 * expmed.c (expand_divmod): Always use a comparison for a division
27101 by a large unsigned integer.
27103 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
27104 for things others than variables or functions as nonzero.
27106 2009-04-09 Nick Clifton <nickc@redhat.com>
27108 * unwind-compat.c: Change copyright header to refer to version
27109 3 of the GNU General Public License with version 3.1 of the
27110 GCC Runtime Library Exception and to point readers at the
27111 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
27112 * config/alpha/crtfastmath.c: Likewise.
27113 * config/alpha/linux-unwind.h: Likewise.
27114 * config/alpha/qrnnd.asm: Likewise.
27115 * config/alpha/vms-crt0-64.c: Likewise.
27116 * config/alpha/vms-crt0.c: Likewise.
27117 * config/alpha/vms-dwarf2.asm: Likewise.
27118 * config/alpha/vms-dwarf2eh.asm: Likewise.
27119 * config/alpha/vms-psxcrt0-64.c: Likewise.
27120 * config/alpha/vms-psxcrt0.c: Likewise.
27121 * config/alpha/vms_tramp.asm: Likewise.
27122 * config/arc/initfini.c: Likewise.
27123 * config/arc/lib1funcs.asm: Likewise.
27124 * config/arm/bpabi-v6m.S: Likewise.
27125 * config/arm/bpabi.S: Likewise.
27126 * config/arm/bpabi.c: Likewise.
27127 * config/arm/crti.asm: Likewise.
27128 * config/arm/crtn.asm: Likewise.
27129 * config/arm/ieee754-df.S: Likewise.
27130 * config/arm/ieee754-sf.S: Likewise.
27131 * config/arm/lib1funcs.asm: Likewise.
27132 * config/arm/libunwind.S: Likewise.
27133 * config/arm/linux-atomic.c: Likewise.
27134 * config/arm/mmintrin.h: Likewise.
27135 * config/arm/pr-support.c: Likewise.
27136 * config/arm/unaligned-funcs.c: Likewise.
27137 * config/arm/unwind-arm.c: Likewise.
27138 * config/arm/unwind-arm.h: Likewise.
27139 * config/avr/libgcc.S: Likewise.
27140 * config/bfin/crti.s: Likewise.
27141 * config/bfin/crtlibid.s: Likewise.
27142 * config/bfin/crtn.s: Likewise.
27143 * config/bfin/lib1funcs.asm: Likewise.
27144 * config/bfin/linux-unwind.h: Likewise.
27145 * config/cris/arit.c: Likewise.
27146 * config/cris/cris_abi_symbol.c: Likewise.
27147 * config/darwin-64.c: Likewise.
27148 * config/darwin-crt2.c: Likewise.
27149 * config/darwin-crt3.c: Likewise.
27150 * config/darwin.h: Likewise.
27151 * config/dbxelf.h: Likewise.
27152 * config/dfp-bit.c: Likewise.
27153 * config/dfp-bit.h: Likewise.
27154 * config/elfos.h: Likewise.
27155 * config/fixed-bit.c: Likewise.
27156 * config/fixed-bit.h: Likewise.
27157 * config/fp-bit.c: Likewise.
27158 * config/fp-bit.h: Likewise.
27159 * config/fr30/crti.asm: Likewise.
27160 * config/fr30/crtn.asm: Likewise.
27161 * config/fr30/lib1funcs.asm: Likewise.
27162 * config/freebsd-spec.h: Likewise.
27163 * config/frv/cmovd.c: Likewise.
27164 * config/frv/cmovh.c: Likewise.
27165 * config/frv/cmovw.c: Likewise.
27166 * config/frv/frvbegin.c: Likewise.
27167 * config/frv/frvend.c: Likewise.
27168 * config/frv/lib1funcs.asm: Likewise.
27169 * config/glibc-stdint.h: Likewise.
27170 * config/h8300/clzhi2.c: Likewise.
27171 * config/h8300/crti.asm: Likewise.
27172 * config/h8300/crtn.asm: Likewise.
27173 * config/h8300/ctzhi2.c: Likewise.
27174 * config/h8300/fixunssfsi.c: Likewise.
27175 * config/h8300/lib1funcs.asm: Likewise.
27176 * config/h8300/parityhi2.c: Likewise.
27177 * config/h8300/popcounthi2.c: Likewise.
27178 * config/i386/ammintrin.h: Likewise.
27179 * config/i386/att.h: Likewise.
27180 * config/i386/avxintrin.h: Likewise.
27181 * config/i386/biarch64.h: Likewise.
27182 * config/i386/bmmintrin.h: Likewise.
27183 * config/i386/cpuid.h: Likewise.
27184 * config/i386/cross-stdarg.h: Likewise.
27185 * config/i386/crtfastmath.c: Likewise.
27186 * config/i386/crtprec.c: Likewise.
27187 * config/i386/cygming-crtbegin.c: Likewise.
27188 * config/i386/cygming-crtend.c: Likewise.
27189 * config/i386/cygwin.asm: Likewise.
27190 * config/i386/emmintrin.h: Likewise.
27191 * config/i386/gmm_malloc.h: Likewise.
27192 * config/i386/gthr-win32.c: Likewise.
27193 * config/i386/i386.h: Likewise.
27194 * config/i386/immintrin.h: Likewise.
27195 * config/i386/linux-unwind.h: Likewise.
27196 * config/i386/linux64.h: Likewise.
27197 * config/i386/mm3dnow.h: Likewise.
27198 * config/i386/mmintrin-common.h: Likewise.
27199 * config/i386/mmintrin.h: Likewise.
27200 * config/i386/nmmintrin.h: Likewise.
27201 * config/i386/pmm_malloc.h: Likewise.
27202 * config/i386/pmmintrin.h: Likewise.
27203 * config/i386/smmintrin.h: Likewise.
27204 * config/i386/sol2-c1.asm: Likewise.
27205 * config/i386/sol2-ci.asm: Likewise.
27206 * config/i386/sol2-cn.asm: Likewise.
27207 * config/i386/sol2-gc1.asm: Likewise.
27208 * config/i386/tmmintrin.h: Likewise.
27209 * config/i386/unix.h: Likewise.
27210 * config/i386/w32-unwind.h: Likewise.
27211 * config/i386/wmmintrin.h: Likewise.
27212 * config/i386/x86-64.h: Likewise.
27213 * config/i386/x86intrin.h: Likewise.
27214 * config/i386/xmmintrin.h: Likewise.
27215 * config/ia64/crtbegin.asm: Likewise.
27216 * config/ia64/crtend.asm: Likewise.
27217 * config/ia64/crtfastmath.c: Likewise.
27218 * config/ia64/crti.asm: Likewise.
27219 * config/ia64/crtn.asm: Likewise.
27220 * config/ia64/fde-glibc.c: Likewise.
27221 * config/ia64/lib1funcs.asm: Likewise.
27222 * config/ia64/linux-unwind.h: Likewise.
27223 * config/ia64/quadlib.c: Likewise.
27224 * config/ia64/unwind-ia64.c: Likewise.
27225 * config/linux.h: Likewise.
27226 * config/m32c/m32c-lib1.S: Likewise.
27227 * config/m32c/m32c-lib2-trapv.c: Likewise.
27228 * config/m32c/m32c-lib2.c: Likewise.
27229 * config/m32r/initfini.c: Likewise.
27230 * config/m68hc11/larith.asm: Likewise.
27231 * config/m68hc11/m68hc11-crt0.S: Likewise.
27232 * config/m68k/cf.md: Likewise.
27233 * config/m68k/crti.s: Likewise.
27234 * config/m68k/crtn.s: Likewise.
27235 * config/m68k/lb1sf68.asm: Likewise.
27236 * config/m68k/linux-unwind.h: Likewise.
27237 * config/mcore/crti.asm: Likewise.
27238 * config/mcore/crtn.asm: Likewise.
27239 * config/mcore/lib1.asm: Likewise.
27240 * config/mips/linux-unwind.h: Likewise.
27241 * config/mips/loongson.h: Likewise.
27242 * config/mips/mips16.S: Likewise.
27243 * config/mmix/crti.asm: Likewise.
27244 * config/mmix/crtn.asm: Likewise.
27245 * config/pa/fptr.c: Likewise.
27246 * config/pa/hpux-unwind.h: Likewise.
27247 * config/pa/lib2funcs.asm: Likewise.
27248 * config/pa/linux-atomic.c: Likewise.
27249 * config/pa/linux-unwind.h: Likewise.
27250 * config/pa/milli64.S: Likewise.
27251 * config/pa/quadlib.c: Likewise.
27252 * config/pa/stublib.c: Likewise.
27253 * config/picochip/libgccExtras/adddi3.asm: Likewise.
27254 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
27255 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
27256 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
27257 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
27258 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
27259 * config/picochip/libgccExtras/divmod15.asm: Likewise.
27260 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
27261 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
27262 * config/picochip/libgccExtras/longjmp.asm: Likewise.
27263 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
27264 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
27265 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
27266 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
27267 * config/picochip/libgccExtras/setjmp.asm: Likewise.
27268 * config/picochip/libgccExtras/subdi3.asm: Likewise.
27269 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
27270 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
27271 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
27272 * config/rs6000/750cl.h: Likewise.
27273 * config/rs6000/altivec.h: Likewise.
27274 * config/rs6000/biarch64.h: Likewise.
27275 * config/rs6000/crtresfpr.asm: Likewise.
27276 * config/rs6000/crtresgpr.asm: Likewise.
27277 * config/rs6000/crtresxfpr.asm: Likewise.
27278 * config/rs6000/crtresxgpr.asm: Likewise.
27279 * config/rs6000/crtsavfpr.asm: Likewise.
27280 * config/rs6000/crtsavgpr.asm: Likewise.
27281 * config/rs6000/darwin-asm.h: Likewise.
27282 * config/rs6000/darwin-fallback.c: Likewise.
27283 * config/rs6000/darwin-fpsave.asm: Likewise.
27284 * config/rs6000/darwin-ldouble.c: Likewise.
27285 * config/rs6000/darwin-tramp.asm: Likewise.
27286 * config/rs6000/darwin-unwind.h: Likewise.
27287 * config/rs6000/darwin-vecsave.asm: Likewise.
27288 * config/rs6000/darwin-world.asm: Likewise.
27289 * config/rs6000/e500crtres32gpr.asm: Likewise.
27290 * config/rs6000/e500crtres64gpr.asm: Likewise.
27291 * config/rs6000/e500crtres64gprctr.asm: Likewise.
27292 * config/rs6000/e500crtrest32gpr.asm: Likewise.
27293 * config/rs6000/e500crtrest64gpr.asm: Likewise.
27294 * config/rs6000/e500crtresx32gpr.asm: Likewise.
27295 * config/rs6000/e500crtresx64gpr.asm: Likewise.
27296 * config/rs6000/e500crtsav32gpr.asm: Likewise.
27297 * config/rs6000/e500crtsav64gpr.asm: Likewise.
27298 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
27299 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
27300 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
27301 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
27302 * config/rs6000/eabi-ci.asm: Likewise.
27303 * config/rs6000/eabi-cn.asm: Likewise.
27304 * config/rs6000/eabi.asm: Likewise.
27305 * config/rs6000/linux-unwind.h: Likewise.
27306 * config/rs6000/linux64.h: Likewise.
27307 * config/rs6000/paired.h: Likewise.
27308 * config/rs6000/paired.md: Likewise.
27309 * config/rs6000/ppc64-fp.c: Likewise.
27310 * config/rs6000/ppu_intrinsics.h: Likewise.
27311 * config/rs6000/rs6000.h: Likewise.
27312 * config/rs6000/si2vmx.h: Likewise.
27313 * config/rs6000/sol-ci.asm: Likewise.
27314 * config/rs6000/sol-cn.asm: Likewise.
27315 * config/rs6000/spe.h: Likewise.
27316 * config/rs6000/spu2vmx.h: Likewise.
27317 * config/rs6000/sysv4.h: Likewise.
27318 * config/rs6000/tramp.asm: Likewise.
27319 * config/rs6000/vec_types.h: Likewise.
27320 * config/s390/linux-unwind.h: Likewise.
27321 * config/s390/tpf-unwind.h: Likewise.
27322 * config/score/crti.asm: Likewise.
27323 * config/score/crtn.asm: Likewise.
27324 * config/sh/crt1.asm: Likewise.
27325 * config/sh/crti.asm: Likewise.
27326 * config/sh/crtn.asm: Likewise.
27327 * config/sh/divtab-sh4-300.c: Likewise.
27328 * config/sh/divtab-sh4.c: Likewise.
27329 * config/sh/divtab.c: Likewise.
27330 * config/sh/lib1funcs-4-300.asm: Likewise.
27331 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
27332 * config/sh/lib1funcs.asm: Likewise.
27333 * config/sh/lib1funcs.h: Likewise.
27334 * config/sh/linux-atomic.asm: Likewise.
27335 * config/sh/linux-unwind.h: Likewise.
27336 * config/sh/shmedia.h: Likewise.
27337 * config/sh/sshmedia.h: Likewise.
27338 * config/sh/ushmedia.h: Likewise.
27339 * config/sparc/crtfastmath.c: Likewise.
27340 * config/sparc/linux-unwind.h: Likewise.
27341 * config/sparc/sol2-c1.asm: Likewise.
27342 * config/sparc/sol2-ci.asm: Likewise.
27343 * config/sparc/sol2-cn.asm: Likewise.
27344 * config/spu/divmodti4.c: Likewise.
27345 * config/spu/divv2df3.c: Likewise.
27346 * config/spu/float_disf.c: Likewise.
27347 * config/spu/float_unsdidf.c: Likewise.
27348 * config/spu/float_unsdisf.c: Likewise.
27349 * config/spu/float_unssidf.c: Likewise.
27350 * config/spu/mfc_multi_tag_release.c: Likewise.
27351 * config/spu/mfc_multi_tag_reserve.c: Likewise.
27352 * config/spu/mfc_tag_release.c: Likewise.
27353 * config/spu/mfc_tag_reserve.c: Likewise.
27354 * config/spu/mfc_tag_table.c: Likewise.
27355 * config/spu/multi3.c: Likewise.
27356 * config/spu/spu_internals.h: Likewise.
27357 * config/spu/spu_intrinsics.h: Likewise.
27358 * config/spu/spu_mfcio.h: Likewise.
27359 * config/spu/vec_types.h: Likewise.
27360 * config/spu/vmx2spu.h: Likewise.
27361 * config/stormy16/stormy16-lib2.c: Likewise.
27362 * config/svr4.h: Likewise.
27363 * config/sync.c: Likewise.
27364 * config/v850/lib1funcs.asm: Likewise.
27365 * config/vxlib-tls.c: Likewise.
27366 * config/vxlib.c: Likewise.
27367 * config/vxworks-dummy.h: Likewise.
27368 * config/xtensa/crti.asm: Likewise.
27369 * config/xtensa/crtn.asm: Likewise.
27370 * config/xtensa/ieee754-df.S: Likewise.
27371 * config/xtensa/ieee754-sf.S: Likewise.
27372 * config/xtensa/lib1funcs.asm: Likewise.
27373 * config/xtensa/lib2funcs.S: Likewise.
27374 * config/xtensa/linux-unwind.h: Likewise.
27375 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
27376 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
27377 * coretypes.h: Likewise.
27378 * crtstuff.c: Likewise.
27379 * defaults.h: Likewise.
27380 * dwarf2.h: Likewise.
27381 * emutls.c: Likewise.
27382 * gbl-ctors.h: Likewise.
27383 * gcov-io.h: Likewise.
27384 * ginclude/float.h: Likewise.
27385 * ginclude/iso646.h: Likewise.
27386 * ginclude/stdarg.h: Likewise.
27387 * ginclude/stdbool.h: Likewise.
27388 * ginclude/stddef.h: Likewise.
27389 * ginclude/stdfix.h: Likewise.
27390 * ginclude/stdint-gcc.h: Likewise.
27391 * ginclude/tgmath.h: Likewise.
27392 * gthr-aix.h: Likewise.
27393 * gthr-dce.h: Likewise.
27394 * gthr-gnat.c: Likewise.
27395 * gthr-gnat.h: Likewise.
27396 * gthr-lynx.h: Likewise.
27397 * gthr-mipssde.h: Likewise.
27398 * gthr-nks.h: Likewise.
27399 * gthr-posix.c: Likewise.
27400 * gthr-posix.h: Likewise.
27401 * gthr-posix95.h: Likewise.
27402 * gthr-rtems.h: Likewise.
27403 * gthr-single.h: Likewise.
27404 * gthr-solaris.h: Likewise.
27405 * gthr-tpf.h: Likewise.
27406 * gthr-vxworks.h: Likewise.
27407 * gthr-win32.h: Likewise.
27408 * gthr.h: Likewise.
27409 * libgcc2.c: Likewise.
27410 * libgcc2.h: Likewise.
27411 * libgcov.c: Likewise.
27412 * tsystem.h: Likewise.
27413 * typeclass.h: Likewise.
27414 * unwind-c.c: Likewise.
27415 * unwind-compat.h: Likewise.
27416 * unwind-dw2-fde-compat.c: Likewise.
27417 * unwind-dw2-fde-darwin.c: Likewise.
27418 * unwind-dw2-fde-glibc.c: Likewise.
27419 * unwind-dw2-fde.c: Likewise.
27420 * unwind-dw2-fde.h: Likewise.
27421 * unwind-dw2.c: Likewise.
27422 * unwind-dw2.h: Likewise.
27423 * unwind-generic.h: Likewise.
27424 * unwind-pe.h: Likewise.
27425 * unwind-sjlj.c: Likewise.
27426 * unwind.inc: Likewise.
27427 * config/arm/neon-gen.ml: Change generated copyright header to
27428 refer to version 3 of the GNU General Public License with
27429 version 3.1 of the GCC Runtime Library Exception and to point
27430 readers at the COPYING3 and COPYING3.RUNTIME files and the
27431 FSF's license web page.
27432 * config/arm/arm_neon.h: Regenerate.
27434 2009-04-09 Jakub Jelinek <jakub@redhat.com>
27436 * config/cris/cris.md: Change copyright header to refer to version
27437 3 of the GNU General Public License.
27438 * doc/install.texi2html: Change copyright header to refer to version
27439 3 of the GNU General Public License and to point readers at the
27440 COPYING3 file and the FSF's license web page.
27441 * config/vax/linux.h: Likewise.
27443 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
27445 * config/i386/i386.md (cmpcc): New.
27446 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
27447 (sync_compare_and_swap_cc*): Delete.
27449 * config/s390/s390.c (s390_compare_emitted): Remove.
27450 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
27451 s390_compare_emitted used to be handled. Assert that modes match.
27452 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
27453 refer to sync_compare_and_swap_ccsi.
27454 * config/s390/s390.h (s390_compare_emitted): Remove.
27455 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
27456 instead of s390_compare_emitted.
27457 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
27458 instead of s390_compare_emitted.
27459 * config/s390/s390.md (cmpcc): New.
27460 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
27461 CC_REGNUM, do not pretend it's set.
27462 (sync_compare_and_swap_cc*): Delete.
27463 * config/s390/predicates.md (cc_reg_operand): New.
27465 * expr.c (sync_compare_and_swap_cc): Delete.
27466 * optabs.h (sync_compare_and_swap_cc): Delete.
27467 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
27468 is being used with can_compare_p.
27469 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
27470 (find_cc_set): New.
27471 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
27472 look for a MODE_CC set instead. Use emit_store_flag.
27473 (expand_compare_and_swap_loop): Likewise, with some additional
27474 complication to avoid a force_reg when useless. Use
27475 emit_cmp_and_jump_insns.
27476 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
27477 * doc/md.texi (sync_compare_and_swap_cc): Merge with
27478 sync_compare_and_swap documentation.
27480 2009-04-09 Jan Hubicka <jh@suse.cz>
27482 * except.c (find_prev_try): Break out from ....
27483 (duplicate_eh_regions): ... here; properly update prev_try pointers
27484 when duplication part of tree.
27485 (dump_eh_tree): Improve dumping.
27486 (verify_eh_region): New.
27487 (verify_eh_tree): Use it.
27489 2009-04-06 Richard Guenther <rguenther@suse.de>
27491 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
27492 &ARRAY addresses by adjusting their types and prepending
27494 * tree-cfg.c (verify_gimple_assign_single): Verify that
27495 addresses are correct.
27497 2009-04-09 Richard Guenther <rguenther@suse.de>
27499 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
27500 indices into an array reference if possible.
27501 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
27502 Fold POINTER_PLUS_EXPR statements with invariant address.
27504 2009-04-09 Alan Modra <amodra@bigpond.net.au>
27507 * config.gcc (powerpc64-*-linux*): Always build biarch.
27509 2009-04-09 Joseph Myers <joseph@codesourcery.com>
27512 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
27513 it and pedwarn if this results in an INTEGER_CST.
27515 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27517 * doc/install.texi: Update minimum GMP version. Remove obsolete
27518 text in MPFR section.
27520 2009-04-08 Jakub Jelinek <jakub@redhat.com>
27522 * dwarf2out.c (class_scope_p): New static inline.
27523 (class_or_namespace_scope_p): Use it.
27524 (gen_variable_die): Use DW_TAG_member tag for static data member
27525 declarations instead of DW_TAG_variable.
27527 PR middle-end/39573
27528 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
27531 2009-04-08 Richard Guenther <rguenther@suse.de>
27533 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
27534 valueize random data.
27536 2009-04-08 David Edelsohn <edelsohn@gnu.org>
27538 * config.gcc (aix tm_file): Add aix-stdint.h.
27539 (aix tm clause use_gcc_stdint): Set to wrap.
27540 * config/rs6000/aix-stdint.h: New file.
27542 2009-04-08 Richard Guenther <rguenther@suse.de>
27544 PR middle-end/36291
27545 * tree-dfa.c (add_referenced_var): Do not recurse into
27546 global initializers.
27547 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
27549 (fold_const_aggregate_ref): Likewise.
27551 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
27553 * recog.c (ordered_comparison_operator): New.
27554 * gensupport.c (std_preds): Add it.
27555 * doc/md.texi (Machine-Independent Predicates): Document it.
27557 2009-04-08 Jan Hubicka <jh@suse.cz>
27559 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
27560 * function.h (rtl_eh): Remove exception_handler_label_map.
27561 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
27562 remove_exception_handler_label, for_each_eh_label_1): Remove.
27563 (rtl_remove_unreachable_regions): Remove.
27564 (convert_from_eh_region_ranges): Do not remove unreachable regions.
27565 (find_exception_handler_labels): Don't build the hashtable.
27566 (maybe_remove_eh_handler): Remove.
27567 (for_each_eh_label): Rewrite to walk the tree.
27568 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
27569 * except.h (maybe_remove_eh_handler): Remove.
27570 * passes.c (init_optimization_passes): Schedule second EH cleanup
27572 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
27573 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
27575 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
27577 * genoutput.c (validate_optab_operands): New.
27578 (gen_insn, gen_expand): Call it.
27580 * genflags.c (gen_insn): Detect misused iterators.
27581 (main): Pass line_no to gen_insn, exit with status 1 on error.
27583 * genextract.c (line_no): Make global.
27584 (VEC_safe_set_locstr): Change assertion to error message.
27585 (main): Exit with status 1 on error.
27587 2009-04-08 Joseph Myers <joseph@codesourcery.com>
27591 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
27592 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
27593 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
27594 * c-convert.c (convert): Do not call fold on results of conversion
27595 functions when the result is a C_MAYBE_CONST_EXPR.
27596 * c-parser.c (c_parser_postfix_expression): Do not fold condition
27597 of __builtin_choose_expr.
27598 * c-typeck.c (remove_c_maybe_const_expr): New.
27599 (build_unary_op, build_conditional_expr, build_compound_expr,
27600 build_binary_op, c_objc_common_truthvalue_conversion): Call
27601 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
27604 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
27606 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
27607 CODE to produce a new one. Add a prototype to use fold_convert_const
27609 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
27612 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
27613 mix declarations and code.
27615 2009-04-08 Ben Elliston <bje@au.ibm.com>
27617 * gcc.c: Replace `CC' with `GCC' throughout.
27619 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
27621 * doc/invoke.texi: Document Atom support.
27623 2009-04-07 Jason Merrill <jason@redhat.com>
27626 * c-common.h, c-common.c: Add flag_pretty_templates.
27627 * c-opts.c (c_common_handle_option): Set it.
27628 * c.opt: Add -fno-pretty-templates.
27629 * doc/invoke.texi (C++ Dialect Options): Likewise.
27631 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
27633 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
27634 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
27635 (ia64_expand_builtin): Likewise.
27637 2009-04-07 Martin Jambor <mjambor@suse.cz>
27639 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
27640 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
27641 ADDR_EXPRS are include too.
27643 2009-04-07 Richard Guenther <rguenther@suse.de>
27645 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
27646 decls are only used if passes as parameters or if they are
27647 local statics and the call is not to a builtin.
27648 (call_may_clobber_ref_p_1): Likewise.
27650 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
27652 * expr.c (do_store_flag): Remove last argument. Simplify code
27653 to avoid duplication of tests already done by can_compare_p.
27654 (expand_expr_real_1): Adjust caller.
27656 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
27658 * optabs.c (can_compare_p): Test the predicate of a
27659 cbranch and cstore pattern.
27661 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
27663 * expr.c (convert_move): Use emit_store_flag instead of
27666 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
27668 * config/i386/i386.c (ix86_compare_emitted): Remove.
27669 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
27670 ix86_compare_op0 like ix86_compare_emitted used to be handled.
27671 * config/i386/i386.h (ix86_compare_emitted): Remove.
27672 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
27673 instead of ix86_compare_emitted.
27674 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
27676 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
27678 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
27679 Add t-sysroot-suffix to tmake_file.
27680 * config/print-sysroot-suffix.sh: New file.
27681 * config/t-sysroot-suffix: New file.
27683 2009-04-07 Ben Elliston <bje@au.ibm.com>
27685 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
27686 as the latter produces a warning when the target does not support
27689 2009-04-07 Ben Elliston <bje@au.ibm.com>
27691 * dfp.c: Replace type punning assignments with memcpy throughout.
27692 * Makefile.in (dfp.o-warn): Remove.
27694 2009-04-07 Alan Modra <amodra@bigpond.net.au>
27697 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
27698 Include soft-fp/t-softfp after rs6000/t-linux64.
27700 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
27702 * stor-layout.c (set_sizetype): Use the full precision of their
27703 machine mode for bitsize types.
27705 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
27707 * config/i386/i386.md: Revert 2 accidental checkins.
27709 2009-04-06 Joey Ye <joey.ye@intel.com>
27710 Xuepeng Guo <xuepeng.guo@intel.com>
27711 H.J. Lu <hongjiu.lu@intel.com>
27713 Atom pipeline model, tuning and insn selection.
27714 * config.gcc (atom): Add atom config options and target.
27716 * config/i386/atom.md: New.
27718 * config/i386/i386.c (atom_cost): New cost.
27719 (m_ATOM): New macro flag.
27720 (initial_ix86_tune_features): Set m_ATOM.
27721 (x86_accumulate_outgoing_args): Likewise.
27722 (x86_arch_always_fancy_math_387): Likewise.
27723 (processor_target): Add Atom cost.
27724 (cpu_names): Add Atom cpu name.
27725 (override_options): Set Atom ISA.
27726 (ix86_issue_rate): New case PROCESSOR_ATOM.
27727 (ix86_adjust_cost): Likewise.
27729 * config/i386/i386.h (TARGET_ATOM): New target macro.
27730 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
27731 (TARGET_OPT_AGU): New target option.
27732 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
27733 (processor_type): Add PROCESSOR_ATOM.
27735 * config/i386/i386.md (cpu): Add new value "atom".
27736 (use_carry, movu): New attr.
27737 (atom.md): Include atom.md.
27738 (adddi3_carry_rex64): Set attr "use_carry".
27739 (addqi3_carry): Likewise.
27740 (addhi3_carry): Likewise.
27741 (addsi3_carry): Likewise.
27742 (*addsi3_carry_zext): Likewise.
27743 (subdi3_carry_rex64): Likewise.
27744 (subqi3_carry): Likewise.
27745 (subhi3_carry): Likewise.
27746 (subsi3_carry): Likewise.
27747 (x86_movdicc_0_m1_rex64): Likewise.
27748 (*x86_movdicc_0_m1_se): Likewise.
27749 (x86_movsicc_0_m1): Likewise.
27750 (*x86_movsicc_0_m1_se): Likewise.
27751 (*adddi_1_rex64): Emit add insn as much as possible.
27752 (*addsi_1): Likewise.
27753 (return_internal): Set atom_unit.
27754 (return_internal_long): Likewise.
27755 (return_pop_internal): Likewise.
27756 (*rcpsf2_sse): Set atom_sse_attr attr.
27757 (*qrt<mode>2_sse): Likewise.
27758 (*prefetch_sse): Likewise.
27760 * config/i386/i386-c.c (ix86_target_macros_internal): New case
27762 (ix86_target_macros_internal): Likewise.
27764 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
27765 (*prefetch_sse_rex): Likewise.
27766 (sse_rcpv4sf2): Likewise.
27767 (sse_vmrcpv4sf2): Likewise.
27768 (sse_sqrtv4sf2): Likewise.
27769 (<sse>_vmsqrt<mode>2): Likewise.
27770 (sse_ldmxcsr): Likewise.
27771 (sse_stmxcsr): Likewise.
27772 (*sse_sfence): Likewise.
27773 (sse2_clflush): Likewise.
27774 (*sse2_mfence): Likewise.
27775 (*sse2_lfence): Likewise.
27776 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
27777 (<sse>_movup<ssemodesuffixf2c>): Likewise.
27778 (avx_movdqu<avxmodesuffix>): Likewise.
27779 (avx_lddqu<avxmodesuffix>): Likewise.
27780 (sse2_movntv2di): Change attr "type" to "ssemov".
27781 (sse2_movntsi): Likewise.
27782 (rsqrtv8sf2): Change attr "type" to "sseadd".
27783 (sse3_addsubv2df3): Set attr "atom_unit".
27784 (sse3_h<plusminus_insn>v4sf3): Likewise.
27785 (*sse2_pmaddwd): Likewise.
27786 (*vec_extractv2di_1_rex64): Likewise.
27787 (*vec_extractv2di_1_avx): Likewise.
27788 (sse2_psadbw): Likewise.
27789 (ssse3_phaddwv8hi3): Likewise.
27790 (ssse3_phaddwv4hi3): Likewise.
27791 (ssse3_phadddv4si3): Likewise.
27792 (ssse3_phadddv2si3): Likewise.
27793 (ssse3_phaddswv8hi3): Likewise.
27794 (ssse3_phaddswv4hi3): Likewise.
27795 (ssse3_phsubwv8hi3): Likewise.
27796 (ssse3_phsubwv4hi3): Likewise.
27797 (ssse3_phsubdv4si3): Likewise.
27798 (ssse3_phsubdv2si3): Likewise.
27799 (ssse3_phsubswv8hi3): Likewise.
27800 (ssse3_phsubswv4hi3): Likewise.
27801 (ssse3_pmaddubsw128): Likewise.
27802 (sse3_pmaddubsw: Likewise.
27803 (ssse3_palignrti): Likewise.
27804 (ssse3_palignrdi): Likewise.
27806 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
27808 * doc/install.texi (Specific): Fix two cross-references to MinGW.
27810 2009-04-06 Richard Guenther <rguenther@suse.de>
27812 PR tree-optimization/28868
27813 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
27814 of which PHI results we inserted.
27815 (insert_into_preds_of_block): Record inserted PHIs.
27816 (eliminate): Eliminate redundant PHI nodes.
27817 (init_pre): Init inserted_phi_names.
27819 2009-04-06 Richard Guenther <rguenther@suse.de>
27821 PR tree-optimization/39643
27822 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
27823 IMAGPART_EXPRs of complex constants.
27824 (execute_fold_all_builtins): If we folded a call queue
27825 TODO_update_address_taken.
27827 2009-04-06 Jan Hubicka <jh@suse.cz>
27829 PR middle-end/39659
27830 * except.c (remove_unreachable_regions): Propagate may_contain_throw
27833 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
27835 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
27837 (ic_invalidate_array): Likewise.
27839 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
27841 * calls.c (emit_library_call_value_1): Fix a problem with parameter
27842 alignment for library calls.
27844 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
27846 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
27847 (mingw32 tm clause use_gcc_stdint): Set to wrap.
27848 * config/i386/mingw-stdint.h: New file.
27850 2009-04-05 Richard Guenther <rguenther@suse.de>
27852 PR tree-optimization/39648
27853 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
27854 our &A vs. &A[0] IL deficiencies.
27856 2009-04-04 Jan Hubicka <jh@suse.cz>
27858 * except.c (sjlj_find_directly_reachable_regions): Be ready for
27859 removed toplevel regions.
27860 (sjlj_mark_call_sites): Likewise.
27862 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
27864 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
27865 (cygwin tm clause use_gcc_stdint): Set to wrap.
27866 * config/i386/cygwin-stdint.h: New file.
27868 2009-04-04 Richard Guenther <rguenther@suse.de>
27870 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
27871 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
27872 single-argument PHIs if we are in loop-closed SSA form.
27873 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
27874 for the pre-condition.
27875 (slpeel_tree_peel_loop_to_edge): Likewise.
27876 (vect_build_loop_niters): Take an optional sequence to append stmts.
27877 (vect_generate_tmps_on_preheader): Likewise.
27878 (vect_do_peeling_for_loop_bound): Take extra guards for the
27880 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
27881 the cost model check.
27882 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
27883 guards if we are going to peel. Do not apply versioning in that case.
27884 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
27885 (vect_do_peeling_for_loop_bound): Likewise.
27886 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
27887 loop bound only record extra pre-conditions, do not apply loop
27890 2009-04-04 Richard Guenther <rguenther@suse.de>
27892 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
27895 2009-04-04 Jan Hubicka <jh@suse.cz>
27897 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
27898 last_basic_block for size of bb->index indexed array.
27899 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
27900 compute_out, link_btr_uses, build_btr_def_use_webs,
27901 build_btr_def_use_webs, migrate_btr_defs): Likewise.
27903 2009-04-04 Jan Hubicka <jh@suse.cz>
27905 * except.c (remove_eh_handler_and_replace): Break out from ...
27906 (remove_eh_handler): ... here.
27907 (bring_to_root): New function.
27908 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
27909 handled ones, bring others to root of tree.
27911 2009-04-04 Jan Hubicka <jh@suse.cz>
27913 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
27914 (all_phis_safe_to_merge): New function.
27915 (update_info): New structure.
27916 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
27917 (cleanup_empty_eh): Update SSA if possible.
27919 2009-04-04 Richard Guenther <rguenther@suse.de>
27921 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
27922 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
27923 (append_vuse): Likewise.
27925 2009-04-04 Jakub Jelinek <jakub@redhat.com>
27927 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
27928 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
27929 instead of REG_UNSAVED for DW_CFA_undefined.
27930 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
27931 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
27934 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
27937 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
27939 2009-04-04 Richard Guenther <rguenther@suse.de>
27941 PR tree-optimization/8781
27942 PR tree-optimization/37892
27943 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
27944 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
27945 (valueize_refs): Call it for *& valueizations.
27946 (shared_reference_ops_from_ref): Rename to ...
27947 (valueize_shared_reference_ops_from_ref): ... this and valueize.
27948 (shared_reference_ops_from_call): Rename to ...
27949 (valueize_shared_reference_ops_from_call): ... this and valueize.
27950 (vn_reference_lookup): Update.
27951 (visit_reference_op_call): Likewise.
27952 * tree-ssa-pre.c (phi_translate_1): Fold *&.
27953 (eliminate): Value-replace the call address in call statements.
27955 2009-04-04 Richard Guenther <rguenther@suse.de>
27957 PR tree-optimization/39636
27958 * tree-ssa-forwprop.c
27959 (forward_propagate_addr_into_variable_array_index): Check for
27960 GIMPLE_ASSIGN before accessing the rhs code.
27962 2009-04-03 Jason Merrill <jason@redhat.com>
27964 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
27966 2009-04-03 Steve Ellcey <sje@cup.hp.com>
27968 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
27969 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
27970 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
27971 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
27972 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
27973 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
27974 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
27975 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
27976 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
27977 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
27978 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
27979 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
27980 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
27981 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
27982 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
27983 Use fr_reg_or_fp01_operand instead of fr_register_operand
27985 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
27986 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
27987 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
27989 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
27991 PR rtl-optimization/39607
27992 PR rtl-optimization/39631
27996 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
27997 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
27998 instead of DF_LR_OUT.
27999 * ira-lives.c (process_bb_node_lives): Ditto.
28000 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
28001 instead of DF_LR_{OUT,IN}.
28002 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
28003 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
28005 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
28007 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
28008 (execute_lower_omp): Always run but take the short way out if -fopenmp
28010 (gate_lower_omp): Remove, forcing the pass manager to always run the
28011 pass and always set PROP_gimple_lomp.
28012 (pass_lower_omp): Remove gate function.
28013 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
28014 PROP_trees. Instead, require it.
28015 * ipa-cp.c (pass_ipa_cp): Likewise.
28016 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
28017 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
28018 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
28019 and PROP_gimple_leh.
28021 2009-04-03 Richard Guenther <rguenther@suse.de>
28023 PR middle-end/13146
28024 PR tree-optimization/23940
28025 PR tree-optimization/33237
28026 PR middle-end/33974
28027 PR middle-end/34093
28028 PR tree-optimization/36201
28029 PR tree-optimization/36230
28030 PR tree-optimization/38049
28031 PR tree-optimization/38207
28032 PR tree-optimization/38230
28033 PR tree-optimization/38301
28034 PR tree-optimization/38585
28035 PR middle-end/38895
28036 PR tree-optimization/38985
28037 PR tree-optimization/39299
28038 * tree-ssa-structalias.h: Remove.
28039 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
28040 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
28041 (struct vuse_element_d): Remove.
28042 (struct vuse_vec_d): Likewise.
28043 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
28044 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
28045 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
28046 VUSE_ELEMENT_VAR): Likewise.
28047 (struct voptype_d): Likewise.
28048 (NUM_VOP_FREE_BUCKETS): Likewise.
28049 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
28050 (struct stmt_operands_d): Remove.
28051 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
28052 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
28053 VDEF_NUM, VDEF_VECT): Likewise.
28054 (copy_virtual_operands): Remove.
28055 (operand_build_cmp): Likewise.
28056 (create_ssa_artificial_load_stmt): Likewise.
28057 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
28058 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
28059 vuse_index and mayuse_index members. Pack and move done and iter_type
28060 members to the front.
28061 (SSA_OP_VMAYUSE): Remove.
28062 (SSA_OP_VIRTUAL_USES): Adjust.
28063 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
28064 (unlink_stmt_vdef): Declare.
28065 (add_to_addressable_set): Remove.
28066 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
28067 (vrp_visit_stmt): Likewise.
28068 * doc/tree-ssa.texi (Alias analysis): Update.
28069 * doc/invoke.texi (max-aliased-vops): Remove docs.
28070 (avg-aliased-vops): Likewise.
28071 * tree-into-ssa.c (syms_to_rename): Remove.
28072 (need_to_update_vops_p): Likewise.
28073 (need_to_initialize_update_ssa_p): Rename to ...
28074 (update_ssa_initialized_fn): ... this. Track function we are
28076 (symbol_marked_for_renaming): Simplify.
28077 (add_new_name_mapping): Do not set need_to_update_vops_p.
28078 (dump_currdefs): Use SYMS_TO_RENAME.
28079 (rewrite_update_stmt): Always walk all uses/defs.
28080 (dump_update_ssa): Adjust.
28081 (init_update_ssa): Take function argument. Track what we are
28083 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
28084 (create_new_def_for): Initialize for cfun, assert we are initialized
28086 (mark_sym_for_renaming): Simplify.
28087 (mark_set_for_renaming): Do not initialize update-ssa.
28088 (need_ssa_update_p): Simplify. Take function argument.
28089 (name_mappings_registered_p): Assert we ask for the correct function.
28090 (name_registered_for_update_p): Likewise.
28091 (ssa_names_to_replace): Likewise.
28092 (release_ssa_name_after_update_ssa): Likewise.
28093 (update_ssa): Likewise. Use SYMS_TO_RENAME.
28094 (dump_decl_set): Do not print a newline.
28095 (debug_decl_set): Do it here.
28096 (dump_update_ssa): And here.
28097 * tree-ssa-loop-im.c (move_computations): Adjust.
28098 (movement_possibility): Likewise.
28099 (determine_max_movement): Likewise.
28100 (gather_mem_refs_stmt): Likewise.
28101 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
28102 or NAME_MEMORY_TAG.
28103 * tree-complex.c (update_all_vops): Remove.
28104 (expand_complex_move): Adjust.
28105 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
28106 Simplify test for memory referencing statement. Exclude
28107 non-invariant ADDR_EXPRs.
28108 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
28109 * tree-loop-distribution.c (generate_memset_zero): Adjust.
28110 (rdg_flag_uses): Likewise.
28111 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
28113 (tree_optimize_tail_calls_1): Also split the
28114 edge from the entry block if we have degenerate PHI nodes in
28115 the first basic block.
28116 * tree.c (init_ttree): Remove memory-tag related code.
28117 (tree_code_size): Likewise.
28118 (tree_node_structure): Likewise.
28119 (build7_stat): Re-write to be build6_stat.
28120 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
28121 (SSA_VAR_P): Adjust.
28122 (struct tree_memory_tag): Remove.
28123 (struct tree_memory_partition_tag): Likewise.
28124 (union tree_node): Adjust.
28125 (build7): Re-write to be build6.
28126 * tree-pass.h (pass_reset_cc_flags): Remove.
28127 (TODO_update_address_taken): New flag.
28128 (pass_simple_dse): Remove.
28129 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
28130 * params.h (MAX_ALIASED_VOPS): Remove.
28131 (AVG_ALIASED_VOPS): Likewise.
28132 * omp-low.c (expand_omp_taskreg): Update SSA form.
28133 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
28134 aliases the lhs in a copy stmt.
28135 * tree-ssa-dse.c (struct address_walk_data): Remove.
28136 (memory_ssa_name_same): Likewise.
28137 (memory_address_same): Likewise.
28138 (get_kill_of_stmt_lhs): Likewise.
28139 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
28140 unused stores. Look through PHI nodes into post-dominated regions.
28141 (dse_optimize_stmt): Simplify. Properly remove stores.
28142 (tree_ssa_dse): Compute dominators.
28143 (execute_simple_dse): Remove.
28144 (pass_simple_dse): Likewise.
28145 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
28146 gimple_loaded_syms and gimple_stored_syms computation.
28147 * toplev.c (dump_memory_report): Dump alias and pta stats.
28148 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
28149 (vn_reference_eq): Likewise.
28150 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
28151 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
28152 valueize_vuses): Remove.
28153 (get_def_ref_stmt_vuses): Simplify. Rename to ...
28154 (get_def_ref_stmt_vuse): ... this.
28155 (vn_reference_lookup_2): New function.
28156 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
28157 walking equivalent vuses. Simplify.
28158 (vn_reference_lookup): Likewise.
28159 (vn_reference_insert): Likewise.
28160 (vn_reference_insert_pieces): Likewise.
28161 (visit_reference_op_call): Simplify.
28162 (visit_reference_op_load): Likewise.
28163 (visit_reference_op_store): Likewise.
28164 (init_scc_vn): Remove shared_lookup_vuses initialization.
28165 (free_scc_vn): Remove shared_lookup_vuses freeing.
28166 (sort_vuses, sort_vuses_heap): Remove.
28167 (get_ref_from_reference_ops): Export.
28168 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
28169 vector with single vuse pointer.
28170 (vn_reference_lookup_pieces, vn_reference_lookup,
28171 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
28172 (shared_vuses_from_stmt): Remove.
28173 (get_ref_from_reference_ops): Declare.
28174 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
28175 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
28176 memory-tag related code.
28177 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
28178 (likely_value): Add comment, skip static-chain of call statements.
28179 (surely_varying_stmt_p): Adjust.
28180 (gimplify_and_update_call_from_tree): Likewise.
28181 (execute_fold_all_builtins): Do not rebuild alias info.
28182 (gimplify_and_update_call_from_tree): Properly update VOPs.
28183 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
28184 (copy_ref_info): Remove memory-tag related code.
28185 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
28186 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
28187 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
28189 * tree-ssa-dom.c (gimple_p): Remove typedef.
28190 (eliminate_redundant_computations): Adjust.
28191 (record_equivalences_from_stmt): Likewise.
28192 (avail_expr_hash): Likewise.
28193 (avail_expr_eq): Likewise.
28194 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
28195 (stmt_makes_single_load): Likewise.
28196 (stmt_makes_single_store): Likewise.
28197 * tree-ssa-alias.c: Rewrite completely.
28198 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
28199 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
28200 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
28201 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
28202 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
28203 Remove public functions.
28204 (pass_reset_cc_flags): Remove.
28205 (pass_build_alias): Move ...
28206 * tree-ssa-structalias.c (pass_build_alias): ... here.
28207 * tree-ssa-alias.c (may_be_aliased): Move ...
28208 * tree-flow-inline.h (may_be_aliased): ... here.
28209 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
28210 count_uses_and_derefs): Move ...
28211 * gimple.c: ... here.
28212 * gimple.h (count_uses_and_derefs): Declare.
28213 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
28214 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
28215 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
28216 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
28217 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
28218 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
28219 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
28221 * tree-dfa.c (refs_may_alias_p): Move ...
28222 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
28223 * tree-ssa-alias.h: New file.
28224 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
28225 (statement_sink_location): Likewise.
28226 * opts.c (decode_options): Do not adjust max-aliased-vops or
28227 avg-aliased-vops values.
28228 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
28229 (TV_CALL_CLOBBER): Likewise.
28230 (TV_FLOW_SENSITIVE): Likewise.
28231 (TV_FLOW_INSENSITIVE): Likewise.
28232 (TV_MEMORY_PARTITIONING): Likewise.
28233 (TV_ALIAS_STMT_WALK): New timevar.
28234 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
28235 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
28236 (get_address_description): Remove memory-tag related code.
28237 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
28238 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
28239 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
28240 and immediate uses in statements. Document.
28241 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
28242 (dump_symbols): Remove.
28243 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
28244 * alias.c (get_deref_alias_set): New function split out from ...
28245 (get_alias_set): ... here.
28246 * alias.h (get_deref_alias_set): Declare.
28247 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
28248 type parameter. Remove restrict pointer handling. Create a
28249 ref-all pointer in case type-based alias sets do not conflict.
28250 (vect_analyze_data_refs): Remove SMT related code.
28251 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
28252 (vectorizable_load): Likewise.
28253 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
28254 (DR_SYMBOL_TAG, DR_VOPS): Remove.
28255 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
28256 Ignore vops and SMTs.
28257 (dr_analyze_alias): Likewise..
28258 (free_data_ref): Likewise.
28259 (create_data_ref): Likewise.
28260 (analyze_all_data_dependences): Likewise.
28261 (get_references_in_stmt): Adjust.
28262 * tree-flow-inline.h (gimple_aliases_computed_p,
28263 gimple_addressable_vars, gimple_call_clobbered_vars,
28264 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
28265 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
28266 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
28267 gimple_mem_ref_stats): Remove.
28268 (gimple_vop): New function.
28269 (op_iter_next_use): Remove vuses and mayuses cases.
28270 (op_iter_next_def): Remove vdefs case.
28271 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
28272 (clear_and_done_ssa_iter): Do not set removed fields.
28273 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
28274 Assert we are not iterating over vuses or vdefs if not also
28275 iterating over uses or defs.
28276 (op_iter_init_use): Likewise.
28277 (op_iter_init_def): Likewise.
28278 (op_iter_next_vdef): Remove.
28279 (op_iter_next_mustdef): Likewise.
28280 (op_iter_init_vdef): Likewise.
28281 (compare_ssa_operands_equal): Likewise.
28282 (link_use_stmts_after): Handle vuse operand.
28283 (is_call_used): Use is_call_clobbered.
28284 (is_call_clobbered): Global variables are always call clobbered,
28285 query the call-clobbers bitmap.
28286 (mark_call_clobbered): Ignore global variables.
28287 (clear_call_clobbered): Likewise.
28288 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
28289 virtual operands sanity check.
28290 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
28292 (TARGET_MEM_REF): Remove TMR_TAG operand.
28293 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
28294 Remove call-clobber related code.
28295 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
28296 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
28297 partitions or escape reason.
28298 (get_single_def_stmt, get_single_def_stmt_from_phi,
28299 get_single_def_stmt_with_phi): Remove.
28300 (dump_referenced_vars): Tidy.
28301 (get_ref_base_and_extent): Allow bare decls.
28302 (collect_dfa_stats): Adjust.
28303 * graphite.c (rename_variables_in_stmt): Adjust.
28304 (graphite_copy_stmts_from_block): Likewise.
28305 (translate_clast): Likewise.
28306 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
28308 (translate_vuse_through_block): Use the oracle.
28309 (phi_translate_1): Adjust.
28310 (value_dies_in_block_x): Use the oracle. Cache the outcome
28312 (valid_in_sets): Check if the VUSE for
28313 a REFERENCE is available.
28314 (eliminate): Do not remove stmts during elimination,
28315 instead queue and remove them afterwards.
28316 (do_pre): Do not rebuild alias info.
28317 (pass_pre): Run TODO_rebuild_alias before PRE.
28318 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
28319 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
28320 (mark_all_v_defs_stmt): Remove.
28321 (mark_all_v_defs_seq): Adjust.
28322 (sra_replace): Likewise.
28323 (scalarize_use): Likewise.
28324 (scalarize_copy): Likewise.
28325 (scalarize_init): Likewise.
28326 (scalarize_ldst): Likewise.
28327 (todoflags): Remove.
28328 (tree_sra): Do not rebuild alias info.
28329 (tree_sra_early): Adjust.
28330 (pass_sra): Run TODO_update_address_taken before SRA.
28331 * tree-predcom.c (set_alias_info): Remove.
28332 (prepare_initializers_chain): Do not call it.
28333 (mark_virtual_ops_for_renaming): Adjust.
28334 (mark_virtual_ops_for_renaming_list): Remove.
28335 (initialize_root_vars): Adjust.
28336 (initialize_root_vars_lm): Likewise.
28337 (prepare_initializers_chain): Likewise.
28338 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
28339 (may_propagate_copy_into_stmt): Likewise.
28340 (merge_alias_info): Do nothing for now.
28341 (propagate_tree_value_into_stmt): Adjust.
28342 (stmt_may_generate_copy): Likewise.
28343 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
28344 not mark symbols for renaming.
28345 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
28346 with the same statement, make sure to update the new pointed-to one.
28347 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
28348 call statements, do not mark symbols for renaming.
28349 (mark_operand_necessary): Dump something.
28350 (ref_may_be_aliased): New function.
28351 (mark_aliased_reaching_defs_necessary_1): New helper function.
28352 (mark_aliased_reaching_defs_necessary): Likewise.
28353 (mark_all_reaching_defs_necessary_1): Likewise.
28354 (mark_all_reaching_defs_necessary): Likewise.
28355 (propagate_necessity): Do not process virtual PHIs. For
28356 non-aliased loads mark all reaching definitions as necessary.
28357 For aliased loads and stores mark the immediate dominating
28358 aliased clobbers as necessary.
28359 (visited): New global static.
28360 (perform_tree_ssa_dce): Free visited bitmap after propagating
28362 (remove_dead_phis): Perform simple dead virtual PHI removal.
28363 (remove_dead_stmt): Properly unlink virtual operands when
28365 (eliminate_unnecessary_stmts): Schedule PHI removal after
28367 * tree-ssa-ter.c (is_replaceable_p): Adjust.
28368 (process_replaceable): Likewise.
28369 (find_replaceable_in_bb): Likewise.
28370 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
28371 based on the single gimple vop.
28372 (verify_flow_insensitive_alias_info): Remove.
28373 (verify_flow_sensitive_alias_info): Likewise.
28374 (verify_call_clobbering): Likewise.
28375 (verify_memory_partitions): Likewise.
28376 (verify_alias_info): Likewise.
28377 (verify_ssa): Adjust..
28378 (execute_update_addresses_taken): Export. Update SSA
28379 manually. Optimize only when optimizing. Use a local bitmap.
28380 (pass_update_address_taken): Remove TODO_update_ssa, add
28382 (pass_update_address_taken): Just use TODO_update_address_taken.
28383 (init_tree_ssa): Do not initialize addressable_vars.
28384 (verify_ssa): Verify new VUSE / VDEF properties.
28385 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
28386 Do not call verify_alias_info.
28387 (delete_tree_ssa): Clear the VUSE, VDEF operands.
28388 Do not free the loaded and stored syms bitmaps. Reset the escaped
28389 and callused solutions. Do not free addressable_vars.
28390 Remove memory-tag related code.
28391 (warn_uninitialized_var): Aliases are always available.
28392 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
28393 * lambda-code.c (can_put_in_inner_loop): Adjust.
28394 (can_put_after_inner_loop): Likewise.
28395 (perfect_nestify): Likewise.
28396 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
28397 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
28398 (vectorizable_conversion): Do not mark symbols for renaming.
28399 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
28400 (expand_call_inline): Unlink the calls virtual operands before
28402 (tree_function_versioning): Do not call update_ssa if we are not
28403 updating clones. Simplify.
28404 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
28405 (propagate_with_phi): Likewise..
28406 * tree-outof-ssa.c (create_temp): Remove memory tag and call
28407 clobber code. Assert we are not aliased or global.
28408 * tree-flow.h: Include tree-ssa-alias.h
28409 (enum escape_type): Remove.
28410 (struct mem_sym_stats_d): Likewise.
28411 (struct mem_ref_stats_d): Likewise.
28412 (struct gimple_df): Add vop member. Remove global_var,
28413 call_clobbered_vars, call_used_vars, addressable_vars,
28414 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
28415 escaped and callused members.
28416 (struct ptr_info_def): Remove all members, add points-to solution
28418 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
28419 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
28420 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
28421 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
28422 (tree-ssa-alias.o): Likewise.
28423 (toplev.o): Add tree-ssa-alias.h
28424 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
28425 * gimple.c (gimple_set_bb): Fix off-by-one error.
28426 (is_gimple_reg): Do not handle memory tags.
28427 (gimple_copy): Also copy virtual operands.
28428 Delay updating the statement. Do not reset loaded and stored syms.
28429 (gimple_set_stored_syms): Remove.
28430 (gimple_set_loaded_syms): Likewise.
28431 (gimple_call_copy_skip_args): Copy the virtual operands
28432 and mark the new statement modified.
28433 * tree-ssa-structalias.c (may_alias_p): Remove.
28434 (set_uids_in_ptset): Take the alias set to prune with as
28435 parameter. Fold in the alias test of may_alias_p.
28436 (compute_points_to_sets): Compute whether a ptr is dereferenced
28437 in a local sbitmap.
28438 (process_constraint): Deal with &ANYTHING on the lhs, reject all
28439 other ADDRESSOF constraints on the lhs.
28440 (get_constraint_for_component_ref): Assert that we don't get
28441 ADDRESSOF constraints from the base of the reference.
28442 Properly generate UNKNOWN_OFFSET for DEREF if needed.
28443 (struct variable_info): Remove collapsed_to member.
28444 (get_varinfo_fc): Remove.
28445 (new_var_info): Do not set collapsed_to.
28446 (dump_constraint): Do not follow cycles.
28447 (dump_constraint_graph): Likewise.
28448 (build_pred_graph): Likewise.
28449 (build_succ_graph): Likewise.
28450 (rewrite_constraints): Likewise.
28451 (do_simple_structure_copy): Remove.
28452 (do_rhs_deref_structure_copy): Remove.
28453 (do_lhs_deref_structure_copy): Remove.
28454 (collapse_rest_of_var): Remove.
28455 (do_structure_copy): Re-implement.
28456 (pta_stats): New global variable.
28457 (dump_pta_stats): New function.
28458 (struct constraint_expr): Make offset signed.
28459 (UNKNOWN_OFFSET): Define special value.
28460 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
28461 (solution_set_expand): New helper function split out from ...
28462 (do_sd_constraint): ... here.
28463 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
28464 (do_ds_constraint): Likewise.
28465 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
28466 and CALLUSED = *CALLUSED.
28467 (set_union_with_increment): Make inc argument signed.
28468 (type_safe): Remove.
28469 (get_constraint_for_ptr_offset): Handle unknown and negative
28471 (first_vi_for_offset): Handle offsets before start. Bail
28472 out early for offsets beyond the variable extent.
28473 (first_or_preceding_vi_for_offset): New function.
28474 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
28475 Together with ESCAPED = *ESCAPED this properly computes reachability.
28476 (find_what_var_points_to): New function.
28477 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
28478 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
28479 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
28480 pt_solutions_intersect): New functions.
28481 (compute_call_used_vars): Remove.
28482 (compute_may_aliases): New main entry into PTA computation.
28483 * gimple.h (gimple_p): New typedef.
28484 (struct gimple_statement_base): Remove references_memory_p.
28485 (struct gimple_statement_with_memory_ops_base): Remove
28486 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
28488 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
28489 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
28490 gimple_set_references_memory): Remove.
28491 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
28492 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
28494 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
28495 (verify_expr): Allow RESULT_DECL.
28496 (gimple_duplicate_bb): Do not copy virtual operands.
28497 (gimple_duplicate_sese_region): Adjust.
28498 (gimple_duplicate_sese_tail): Likewise.
28499 (mark_virtual_ops_in_region): Remove.
28500 (move_sese_region_to_fn): Do not call it.
28501 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
28502 and pass_simple_dse.
28503 (execute_function_todo): Handle TODO_update_address_taken,
28504 call execute_update_addresses_taken for TODO_rebuild_alias.
28505 (execute_todo): Adjust.
28506 (execute_one_pass): Init dump files early.
28507 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
28509 (create_general_new_stmt): Clear vops.
28510 * tree-ssa-reassoc.c (get_rank): Adjust.
28511 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
28512 symbols for renaming.
28513 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
28514 (PARAM_AVG_ALIASED_VOPS): Likewise.
28515 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
28516 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
28517 * tree-ssa-operands.c: Simplify for new virtual operand representation.
28518 (operand_build_cmp, copy_virtual_operands,
28519 create_ssa_artificial_load_stmt, add_to_addressable_set,
28520 gimple_add_to_addresses_taken): Remove public functions.
28521 (unlink_stmt_vdef): New function.
28523 2009-04-03 Alan Modra <amodra@bigpond.net.au>
28525 * config.gcc (powerpc-*-linux*): Merge variants.
28527 2009-04-02 Chao-ying Fu <fu@mips.com>
28528 James Grosbach <james.grosbach@microchip.com>
28530 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
28531 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
28533 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
28534 keep_interrupts_masked_p, use_debug_exception_return_p.
28535 (mips_attribute_table): Add interrupt, use_shadow_register_set,
28536 keep_interrupts_masked, use_debug_exception_return.
28537 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
28538 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
28540 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
28541 (mips_print_operand): Process COP0 registers to print $0 .. $31
28542 correctly for GAS to process.
28543 (mips_interrupt_extra_call_saved_reg_p): New function.
28544 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
28546 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
28547 (mips_compute_frame_info): Add supports for interrupt context that
28548 includes doubleword accumulators and COP0 registers.
28549 (mips_for_each_saved_acc): New function.
28550 (mips_for_each_saved_gpr_and_fpr): Change the function name from
28551 mips_for_each_saved_reg.
28552 (mips_save_reg): Save accumulators.
28553 (mips_kernel_reg_p): A new for_each_rtx callback.
28554 (mips_expand_prologue): Support interrupt handlers.
28555 (mips_restore_reg): Restore accumulators.
28556 (mips_expand_epilogue): Support interrupt handlers.
28557 (mips_can_use_return_insn): Return false for interrupt handlers.
28558 (mips_epilogue_uses): New function.
28559 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
28560 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
28561 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
28562 cop0_move): New instructions.
28563 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
28564 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
28566 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
28568 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
28569 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
28570 interrupt handlers, we use K0 as the temporary register.
28571 (EPILOGUE_USES): Change to a function call.
28572 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
28573 handlers, we use K0 as the temporary register.
28575 * doc/extend.texi (Function Attributes): Document interrupt,
28576 use_shadow_register_set, keep_interrupts_masked,
28577 use_debug_exception_return for MIPS attributes.
28579 2009-04-03 Alan Modra <amodra@bigpond.net.au>
28581 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
28582 Remove a number of t-files from tmake_file.
28583 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
28584 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
28585 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
28586 target_prototype, not TARGET_PROTOTYPE.
28587 (LINK_OS_GNU_SPEC): Define.
28588 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
28589 and darwin-ldoubdle.c.
28591 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
28594 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
28595 (cpp_options): Ditto.
28596 (default_compilers): Ditto.
28597 (display_help): Ditto.
28598 (process_command): Ditto.
28599 (do_spec_1): Ditto.
28600 (set_input): Use lbasename instead of duplicate code.
28601 (save_temps_prefix): New static for -save-temps=obj.
28602 (save_temps_length): Ditto.
28604 * doc/invoke.texi (-save-temps=obj): Document new variant to
28605 -save-temps switch.
28607 2009-04-02 Jeff Law <law@redhat.com>
28609 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
28612 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
28614 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
28615 * configure: Regenerated.
28617 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
28619 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
28620 share the argument list.
28622 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
28626 2009-02-12 Diego Novillo <dnovillo@google.com>
28628 * varpool.c (debug_varpool): New.
28629 * cgraph.h (debug_varpool): Declare.
28631 2009-04-02 Jan Hubicka <jh@suse.cz>
28633 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
28636 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
28638 * config/i386/i386.c (ix86_abi): Move initialization to ...
28639 (override_options): Here.
28641 2009-04-02 Christian Bruel <christian.bruel@st.com>
28643 * config/sh/sh.c (sh_dwarf_register_span): New function.
28644 (TARGET_DWARF_REGISTER_SPAN): Define.
28645 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
28647 2009-04-02 Ira Rosen <irar@il.ibm.com>
28649 PR tree-optimization/39595
28650 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
28651 interleaved loads group is not greater than the SLP group size.
28653 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
28655 * builtins.c (is_builtin_name): New.
28656 (called_as_built_in): Use is_builtin_name.
28657 * tree.h (is_builtin_name): New.
28658 * varasm.c (incorporeal_function_p): Use is_builtin_name
28660 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
28662 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
28664 2009-04-02 Dodji Seketeli <dodji@redhat.com>
28667 * c-decl.c (clone_underlying_type): Move this ...
28668 * c-common.c (set_underlying_type): ... here.
28669 Also, make sure the function properly sets TYPE_STUB_DECL() on
28670 the newly created typedef variant type.
28671 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
28672 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
28675 2009-04-02 Richard Guenther <rguenther@suse.de>
28677 PR tree-optimization/37221
28678 * tree-flow.h (degenerate_phi_result): Declare.
28679 * tree-ssa-dom.c (degenerate_phi_result): Export.
28680 * tree-scalar-evolution.c (analyze_initial_condition): If
28681 the initial condition is defined by a degenerate PHI node
28682 use the degenerate value.
28684 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
28686 PR rtl-optimization/39588
28687 * combine.c (merge_outer_ops): Do not set the constant when this
28689 (simplify_shift_const_1): Do not modify it either in this case.
28691 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
28693 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
28694 tuning is deprecated if -mtune value is set to an Itanium1 variant.
28696 2009-04-01 Janis Johnson <janis187@us.ibm.com>
28699 * c-lex.c (interpret_float): Default (no suffix) is double.
28701 2009-04-1 Xinliang David Li <davidxl@google.com>
28703 * config/i386/i386.c (legitimate_constant_p): Recognize
28704 all one vector constant.
28706 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
28708 * config/vax/vax.c: Add #includes to silence warnings.
28709 Change #include order to silence two warnings.
28711 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
28713 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
28714 (ASM_SPEC): Pass -k to the assembler for PIC code.
28716 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
28718 * config.gcc: Add vax-*-linux* to the switch.
28719 * config/vax/linux.h: New file. (TARGET_VERSION,
28720 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
28722 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
28724 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
28725 Use predicate macros instead of GET_CODE() == foo.
28726 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
28727 ashlsi3, rotrsi3, <unnamed>): Likewise.
28729 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
28731 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
28732 jbbccihi, jbbccisi): Remova trailing whitespace.
28733 * config/vax/constraints.md: Likewise.
28734 * config/vax/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
28735 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
28736 * config/vax/predicates.md: Likewise.
28737 * config/vax/vax.c (print_operand_address, vax_output_int_move,
28738 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
28739 * config/vax/vax.h: Likewise.
28740 * config/vax/vax.md (nonlocal_goto): Likewise.
28742 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
28744 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
28745 (indirectable_address_p, adjacent_operands_p): Add spaces around
28747 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
28749 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
28751 * config/vax/vax.c (legitimate_constant_address_p,
28752 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
28753 index_term_p, reg_plus_index_p, legitimate_address_p,
28754 vax_mode_dependent_address_p): Update comments to match functions
28755 modified by the recent int->bool conversion.
28757 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
28759 * config/vax/builtins.md: Update copyright message.
28760 * config/vax/constraints.md: Likewise.
28761 * config/vax/netbsd-elf.h: Likewise.
28762 * config/vax/predicates.md: Likewise.
28763 * config/vax/vax-protos.h: Likewise.
28764 * config/vax/vax.c: Likewise.
28765 * config/vax/vax.h: Likewise.
28766 * config/vax/vax.md: Likewise.
28767 * config/vax/vax.opt: Likewise.
28769 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
28771 * config/vax/builtins.md (ffssi2, ffssi2_internal,
28772 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
28773 * config/vax/constraints.md (B, R): Likewise.
28774 * config/vax/predicates.md (external_memory_operand,
28775 nonimmediate_addsub_di_operand): Likewise.
28776 * config/vax/vax.c (vax_output_int_add): Likewise.
28777 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
28778 untyped_call): Likewise.
28780 2009-04-01 Matt Thomas <matt@3am-software.com>
28782 * config/vax/predicates.md: New file.
28783 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
28784 external_const_operand, nonsymbolic_operand, external_memory_operand,
28785 indirect_memory_operand, indexed_memory_operand,
28786 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
28787 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
28789 * config/vax/constraints.md: New file.
28790 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
28792 * config/vax/builtins.md: New file.
28793 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
28794 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
28796 * config/vax/vax.opt (mqmath): Add option.
28797 * config/vax/vax.md (isfx): Extend with DI.
28798 (VAXintQH, VAXintQHSD): Define.
28799 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
28800 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
28801 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
28802 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
28803 (movdi): Update constraints and use vax_output_int_move().
28804 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
28805 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
28806 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
28807 nonlocal_goto): New.
28808 (mov<mode>): Extend accepted operand types.
28809 (subdi3_old): Rename from subdi3, change update constraints and use
28810 a new implementation.
28811 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
28812 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
28813 MOVE_RATIO, CLEAR_RATIO): Define.
28814 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
28815 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
28816 (PRINT_OPERAND): Redefine using a function instead of inlined code.
28817 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
28818 (split_quadword_operands): Make static and really allow variable
28820 (print_operand_address): Update for PIC generation.
28821 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
28822 indexable_address_p, fixup_mathdi_operand,
28823 vax_expand_addsub_di_operands, adjacent_operands_p): New.
28824 (vax_float_literal, legitimate_constant_p,
28825 indirectable_constant_address_p, index_term_p,
28826 reg_plus_index_p): Return bool instead of int.
28827 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
28829 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
28831 (vax_output_conditional_branch): Indent.
28832 (legitimate_constant_address_p, indirectable_constant_address_p,
28833 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
28834 vax_mode_dependent_address_p): Return bool instead of int, update for
28836 * config/vax/vax-protos.h (legitimate_constant_address_p,
28837 legitimate_constant_p, legitimate_address_p,
28838 vax_mode_dependent_address_p): Change declaration to bool.
28839 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
28840 vax_expand_addsub_di_operands, vax_output_int_subtract,
28841 vax_output_movmemsi): Declare.
28842 (split_quadword_operands, vax_float_literal): Delete declaration.
28843 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
28844 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
28845 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
28846 ASM_OUTPUT_DWARF_PCREL): Define.
28847 (ASM_SPEC): Change definition to allow PIC generation.
28849 2009-04-01 Steve Ellcey <sje@cup.hp.com>
28851 * doc/sourcebuild.texi: Update front-end requirements.
28853 2009-04-01 Jakub Jelinek <jakub@redhat.com>
28856 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
28857 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
28858 (booldi3_internal3): Use boolean_or_operator instead of
28861 2009-04-01 Joseph Myers <joseph@codesourcery.com>
28864 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
28865 declarator whose size is not an integer constant expression but
28866 folds to an integer constant, then treat it as a constant
28869 2009-04-01 Richard Guenther <rguenther@suse.de>
28871 * fold-const.c (fold_plusminus_mult_expr): Do not fold
28872 i * 4 + 2 to (i * 2 + 1) * 2.
28874 2009-04-01 Jakub Jelinek <jakub@redhat.com>
28877 * c-parser.c (c_parser_asm_statement): Skip until close paren and
28878 return if c_parser_asm_string_literal returned NULL.
28880 2009-04-01 Nick Clifton <nickc@redhat.com>
28882 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
28884 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
28885 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
28886 other typedefs to avoid conflicts with libgcc2.c. Define labels
28887 to gain 16-bit bit-manipulation functions from libgcc2.c and then
28889 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
28890 to gain 16-bit trapping arithmetic functions from libgcc2.c and
28893 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
28895 * varasm.c (default_function_rodata_section): Declare DOT as
28898 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
28899 Andrey Galkin <agalkin@hypercom.com>
28902 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
28903 Make object_name unique for each process.
28905 2009-04-01 Jakub Jelinek <jakub@redhat.com>
28908 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
28909 addressable variables in the parallel that could go out of scope while
28910 running queued tasks.
28912 2009-04-01 Anatoly Sokolov <aesok@post.ru>
28914 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
28915 (CASE_VALUES_THRESHOLD): Redefine.
28916 * config/avr/avr.c (avr_override_options): Remove initialization of
28917 avr_case_values_threshold variable.
28918 (avr_case_values_threshold): Remove variable. Add new function.
28919 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
28920 * config/avr/avr.opt (mno-tablejump): Remove option.
28921 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
28923 2009-04-01 DJ Delorie <dj@redhat.com>
28925 * varasm.c (default_function_rodata_section): Don't assume
28926 anything about where the first '.' in the section name is.
28928 2009-04-01 Alan Modra <amodra@bigpond.net.au>
28930 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
28931 rs6000_emit_stack_tie.
28933 2009-03-31 Ian Lance Taylor <iant@google.com>
28935 * tree-eh.c (tree_remove_unreachable_handlers): Compare
28936 gimple_code with GIMPLE_RESX, not RESX.
28938 2009-03-31 Joseph Myers <joseph@codesourcery.com>
28940 * c-common.c (c_get_ident): New.
28941 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
28943 2009-04-01 Ben Elliston <bje@au.ibm.com>
28945 * config/rs6000/sysv4.opt (msdata): Improve option description.
28947 2009-03-31 Steve Ellcey <sje@cup.hp.com>
28949 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
28950 (divdf3_internal_lat): Remove.
28951 (divxf3_internal_lat): Remove.
28952 (divxf3_internal_thr): Remove.
28953 (divxf): Use divxf3_internal.
28954 * config/ia64/div.md (divsf3_internal_lat): New.
28955 (divdf3_internal_lat): New.
28956 (divxf3_internal): New.
28958 2009-03-31 Joseph Myers <joseph@codesourcery.com>
28961 * Makefile.in (USE_GCC_STDINT): Define.
28962 (stmp-int-hdrs): Install stdint.h if applicable.
28963 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
28965 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
28966 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
28967 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
28968 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
28969 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
28970 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
28971 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
28972 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
28973 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
28974 (c_common_nodes_and_builtins): Initialize
28975 underlying_wchar_type_node. Do not initialize
28976 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
28977 nodes for new types.
28978 (c_stddef_cpp_builtins): Define macros for new types.
28979 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
28981 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
28982 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
28983 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
28984 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
28985 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
28986 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
28987 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
28988 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
28989 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
28990 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
28991 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
28992 int16_type_node, int32_type_node, int64_type_node,
28993 uint8_type_node, uint16_type_node, c_uint32_type_node,
28994 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
28995 int_least32_type_node, int_least64_type_node,
28996 uint_least8_type_node, uint_least16_type_node,
28997 uint_least32_type_node, uint_least64_type_node,
28998 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
28999 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
29000 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
29001 uintptr_type_node): Define.
29002 * c-cppbuiltin.c (builtin_define_constants,
29003 builtin_define_type_minmax): New.
29004 (builtin_define_stdint_macros): Define more macros.
29005 (c_cpp_builtins): Define more limit macros.
29006 (type_suffix): New.
29007 (builtin_define_type_max): Define in terms of
29008 builtin_define_type_minmax. Remove is_long parameter. All
29010 * config.gcc (use_gcc_stdint): Define.
29011 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
29012 Add newlib-stdint.h for generic targets.
29013 * config/glibc-stdint.h, config/newlib-stdint.h,
29014 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
29015 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
29016 * config/score/score.h (UINTPTR_TYPE): Define.
29017 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
29018 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
29019 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
29020 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
29021 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
29022 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
29023 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
29024 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
29025 * config/spu/spu.h (STDINT_LONG32): Define.
29026 * configure.ac (use_gcc_stdint): Substitute.
29027 * configure: Regenerate.
29028 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
29029 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
29030 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
29031 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
29032 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
29033 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
29034 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
29035 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
29036 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
29037 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
29038 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
29039 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
29040 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
29041 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
29042 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
29043 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
29044 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
29045 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
29046 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
29047 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
29048 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
29049 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
29050 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
29051 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
29052 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
29053 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
29054 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
29055 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
29056 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
29058 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
29060 * loop-iv.c (suitable_set_for_replacement): Renamed from
29061 simplify_using_assignment; changed to return bool and to accept new
29062 args DEST and SRC. Return true iff we find a source/destination pair
29063 that can be used to make a replacement, and fill SRC and DEST if so.
29064 Remove arg ALTERED. Don't deal with altered regs here. All callers
29066 (simplify_using_initial_values): Deal with altered regs here and track
29067 more precisely the effect they have on the validity of our expression.
29069 * loop-iv.c (simplify_using_condition): A condition of the form
29070 (EQ REG CONST) can be used to simply make a substitution.
29071 (simplify_using_initial_values): Keep track of conditions we have seen
29072 and keep using them to simplify new expressions, while applying the
29073 same substitutions to them as to the expression.
29075 * simplify-rtx.c (simplify_relational_operation_1): Simplify
29076 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
29079 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
29080 changed. Use this when trying to improve the upper bound.
29081 Generate the comparison by using simplify_gen_relational.
29083 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
29085 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
29087 (simplify_using_assignment, simplify_using_initial_values): Call
29088 replace_in_expr to make replacements. Call replace_single_def_regs
29089 once on the initial version of the expression.
29091 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
29094 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
29096 2009-03-31 Richard Guenther <rguenther@suse.de>
29098 PR middle-end/31029
29099 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
29100 equality comparisons. Fold C - X CMP X if C % 2 == 1.
29102 2009-03-31 Richard Guenther <rguenther@suse.de>
29104 * tree.h (div_if_zero_remainder): Declare.
29105 * fold-const.c (div_if_zero_remainder): Export.
29106 * tree-ssa-forwprop.c
29107 (forward_propagate_addr_into_variable_array_index): Handle
29108 constant array index addition outside of the variable index.
29110 2009-03-31 Joseph Myers <joseph@codesourcery.com>
29113 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
29114 define_splits, floatunssi<mode>2): Require x87 conversions from
29115 DImode to be permitted.
29117 2009-03-31 Joseph Myers <joseph@codesourcery.com>
29119 PR preprocessor/15638
29120 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
29122 2009-03-31 Richard Guenther <rguenther@suse.de>
29124 PR middle-end/23401
29125 PR middle-end/27810
29126 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
29127 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
29128 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
29129 a separate statement.
29130 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
29131 (lookup_tmp_var): Likewise.
29132 (is_gimple_formal_tmp_or_call_rhs): Remove.
29133 (is_gimple_reg_or_call_rhs): Rename to ...
29134 (is_gimple_reg_rhs_or_call): ... this.
29135 (is_gimple_mem_or_call_rhs): Rename to ...
29136 (is_gimple_mem_rhs_or_call): ... this.
29137 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
29138 DECL_GIMPLE_REG_P only if is_formal is true.
29139 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
29140 for non-proper post-modify expression gimplification.
29141 (gimplify_self_mod_expr): For post-modify expressions gimplify
29142 the lvalue to a minimal lvalue.
29143 (rhs_predicate_for): Remove formal temp case.
29144 (gimplify_modify_expr_rhs): Likewise.
29145 (gimplify_addr_expr): Use is_gimple_reg.
29146 (gimplify_expr): Remove formal temp cases.
29147 (gimple_regimplify_operands): Likewise.
29148 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
29149 and FILTER_EXPR like constants.
29150 * gimple.c (walk_gimple_op): Fix val_only initialization, use
29152 (is_gimple_formal_tmp_rhs): Remove.
29153 (is_gimple_reg_rhs): Remove special casing.
29154 (is_gimple_mem_rhs): Fix.
29155 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
29156 (is_gimple_formal_tmp_var): Remove.
29157 (is_gimple_formal_tmp_reg): Likewise.
29158 (is_gimple_min_lval): Allow invariant component ref parts.
29159 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
29160 is_gimple_formal_tmp_reg): Remove declarations.
29161 * tree-cfg.c (verify_expr): Verify that variables with address
29162 taken do not have DECL_GIMPLE_REG_P set.
29163 * tree-mudflap.c (mf_build_check_statement_for): Use
29164 force_gimple_operand instead of gimplify_expr.
29166 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
29168 * modulo-sched.c (sms_schedule_by_order): Pass the actual
29169 schedulable rows to compute_split_row.
29171 2009-03-31 Ben Elliston <bje@au.ibm.com>
29174 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
29177 2009-03-31 Alan Modra <amodra@bigpond.net.au>
29179 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
29180 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
29181 * configure: Regenerate.
29182 * config.in: Regenerate.
29183 * config/rs6000/rs6000.opt (mtls-markers): Add.
29184 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
29185 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
29186 (tls_ld_aix, tls_ld_sysv): Likewise.
29187 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
29188 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
29190 2009-03-31 Alan Modra <amodra@bigpond.net.au>
29192 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
29194 2009-03-30 Jan Hubicka <jh@suse.cz>
29196 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
29198 (tree_remove_unreachable_handlers): Cleanup EH predecestor
29199 detection and label handling.
29201 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
29203 * ira-int.h (ira_allocno): Rename left_conflicts_num to
29204 left_conflicts_size.
29205 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
29206 ALLOCNO_LEFT_CONFLICTS_SIZE.
29208 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
29209 remove_allocno_from_bucket_and_push,
29210 allocno_spill_priority_compare, push_allocnos_to_stack,
29211 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
29212 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
29213 (setup_allocno_left_conflicts_num): Ditto. Rename to
29214 setup_allocno_left_conflicts_size.
29215 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
29216 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
29217 setup_allocno_left_conflicts_size instead of
29218 setup_allocno_left_conflicts_num.
29220 * ira-build.c (ira_create_allocno): Use
29221 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
29222 ALLOCNO_LEFT_CONFLICTS_NUM.
29224 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
29226 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
29227 instead of DF_LR_OUT.
29229 * ira-lives.c (process_bb_node_lives): Ditto.
29231 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
29232 instead of DF_LR_{OUT,IN}.
29234 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
29236 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
29238 2009-03-30 Jan Hubicka <jh@suse.cz>
29240 * except.c (label_to_region_map): Fix thinko.
29242 2009-03-30 Steve Ellcey <sje@cup.hp.com>
29244 PR middle-end/38237
29245 * tree.h (tree_find_value): New declaration.
29246 * tree.c (tree_find_value): New function.
29247 * varasm.c (assemble_external): Avoid duplicate entries on lists.
29249 2009-03-30 Jakub Jelinek <jakub@redhat.com>
29252 * c-decl.c (struct c_binding): Add locus field.
29253 (bind): Add locus argument, set locus field from it.
29254 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
29255 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
29256 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
29257 implicitly_declare, undeclared_variable, lookup_label,
29258 declare_label, c_make_fname_decl, c_builtin_function,
29259 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
29262 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
29265 * config/i386/i386.c (classify_argument): Check total size of
29268 2009-03-30 Martin Jambor <mjambor@suse.cz>
29270 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
29271 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
29272 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
29275 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
29276 seen_variable_array_ref while also traversing a union.
29278 * tree-inline.c (optimize_inline_calls): Do not call
29279 cgraph_node_remove_callees.
29280 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
29281 (pass_remove_cgraph_callee_edges): New variable.
29282 * passes.c (init_optimization_passes): Add
29283 pass_remove_cgraph_callee_edges after early inlining and before all
29284 late intraprocedural passes.
29286 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
29288 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
29290 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
29291 Fix typos in names.
29293 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
29295 * combine.c (simplify_comparison): Use have_insn_for.
29296 * dojump.c (do_jump): Likewise.
29298 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
29300 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
29301 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
29302 sparc_compare_op0 like sparc_compare_emitted used to be handled.
29303 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
29304 instead of sparc_compare_emitted.
29305 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
29306 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
29307 instead of sparc_compare_emitted.
29309 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
29311 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
29312 enter/exit cfglayout mode.
29313 (pass_partition_block): Require it.
29314 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
29315 (combine_instructions): Track basic blocks instead of labels.
29316 (update_cfg_for_uncondjump): New.
29317 (try_combine): Use it. Update jumps after rescanning.
29318 (pass_combine): Require PROP_cfglayout.
29319 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
29321 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
29323 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
29324 Provide/destroy PROP_cfglayout respectively.
29325 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
29326 * tree-pass.h (PROP_cfglayout): New.
29328 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
29330 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
29331 fold_convert_const_fixed_from_fixed,
29332 fold_convert_const_fixed_from_int,
29333 fold_convert_const_fixed_from_real, fold_negate_const): Do not
29334 set TREE_CONSTANT_OVERFLOW.
29335 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
29336 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
29338 2009-03-30 Ira Rosen <irar@il.ibm.com>
29340 * tree-vect-loop-manip.c: New file.
29341 * tree-vectorizer.c: Update documentation and included files.
29342 (vect_loop_location): Make extern.
29343 (rename_use_op): Move to tree-vect-loop-manip.c
29344 (rename_variables_in_bb, rename_variables_in_loop,
29345 slpeel_update_phis_for_duplicate_loop,
29346 slpeel_update_phi_nodes_for_guard1,
29347 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
29348 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
29349 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
29350 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
29351 find_loop_location): Likewise.
29352 (new_stmt_vec_info): Move to tree-vect-stmts.c.
29353 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
29354 get_vectype_for_scalar_type, vect_is_simple_use,
29355 supportable_widening_operation, supportable_narrowing_operation):
29357 (bb_in_loop_p): Move to tree-vect-loop.c.
29358 (new_loop_vec_info, destroy_loop_vec_info,
29359 reduction_code_for_scalar_code, report_vect_op,
29360 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
29361 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
29362 (vect_supportable_dr_alignment): Likewise.
29363 * tree-vectorizer.h (tree-data-ref.h): Include.
29364 (vect_loop_location): Declare.
29365 Reorganize function declarations according to the new file structure.
29366 * tree-vect-loop.c: New file.
29367 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
29368 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
29369 * tree-vect-data-refs.c: New file.
29370 * tree-vect-patterns.c (timevar.h): Don't include.
29371 * tree-vect-stmts.c: New file.
29372 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
29373 tree-vect-slp.c, tree-vect-loop.c.
29374 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
29375 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
29376 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
29377 (tree-vect-analyze.o): Remove.
29378 (tree-vect-transform.o): Likewise.
29379 (tree-vect-data-refs.o): Add rule.
29380 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
29381 tree-vect-slp.o): Likewise.
29382 (tree-vect-patterns.o): Remove redundant dependencies.
29383 (tree-vectorizer.o): Likewise.
29384 * tree-vect-slp.c: New file.
29386 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29388 * optc-gen.awk: Warn if an option flag has multiple different
29391 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
29393 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
29394 -floop-block): Document dependences on PPL, CLooG and Graphite.
29396 2009-03-30 Joseph Myers <joseph@codesourcery.com>
29398 PR rtl-optimization/323
29399 * c-common.c (c_fully_fold, convert_and_check,
29400 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
29401 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
29402 * c-common.def (EXCESS_PRECISION_EXPR): New.
29403 * c-cppbuiltin.c (builtin_define_float_constants): Define
29404 constants with enough digits for long double.
29405 * c-lex.c (interpret_float): Interpret constant with excess
29406 precision where appropriate.
29407 * c-opts.c (c_common_post_options): Set
29408 flag_excess_precision_cmdline. Give an error for
29409 -fexcess-precision=standard for C++ for processors where the
29410 option is significant.
29411 * c-parser.c (c_parser_conditional_expression): Handle excess
29412 precision in condition.
29413 * c-typeck.c (convert_arguments): Handle arguments with excess
29415 (build_unary_op): Move excess precision outside operation.
29416 (build_conditional_expr): Likewise.
29417 (build_compound_expr): Likewise.
29418 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
29419 (build_modify_expr): Handle excess precision in RHS.
29420 (convert_for_assignment): Handle excess precision in converted
29422 (digest_init, output_init_element, process_init_element): Handle
29423 excess precision in initializer.
29424 (c_finish_return): Handle excess precision in return value.
29425 (build_binary_op): Handle excess precision in operands and add
29426 excess precision as needed for operation.
29427 * common.opt (-fexcess-precision=): New option.
29428 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
29429 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
29430 For standard excess precision, output explicit conversion to and
29431 truncation from XFmode.
29432 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
29433 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
29434 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
29435 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
29436 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
29437 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
29438 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
29439 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
29440 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
29441 define_splits, sqrt<mode>2): Disable where appropriate for
29442 standard excess precision.
29443 * convert.c (convert_to_real): Do not shorten arithmetic to type
29444 for which excess precision would be used.
29445 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
29446 * doc/invoke.texi (-fexcess-precision=): Document option.
29447 (-mfpmath=): Correct index entry.
29448 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
29449 flag_excess_precision): New.
29450 * langhooks.c (lhd_post_options): Set
29451 flag_excess_precision_cmdline.
29452 * opts.c (common_handle_option): Handle -fexcess-precision=.
29453 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
29454 init_excess_precision): New.
29455 (lang_dependent_init_target): Call init_excess_precision.
29456 * tree.c (excess_precision_type): New.
29457 * tree.h (excess_precision_type): Declare.
29459 2009-03-30 Joseph Myers <joseph@codesourcery.com>
29462 * c-typeck.c (build_component_ref): Do not copy qualifiers from
29463 non-lvalue to component.
29465 2009-03-29 Joseph Myers <joseph@codesourcery.com>
29467 PR preprocessor/34695
29468 * Makefile.in (c-opts.o): Depend on c-tree.h.
29469 * c-common.c: Move down include of diagnostic.h.
29470 (done_lexing, c_cpp_error): New.
29471 * c-common.h (done_lexing): Declare.
29472 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
29474 * c-opts.c: Include c-tree.h.
29475 (c_common_init_options): Set preprocessor error callback.
29476 (c_common_handle_option): Do not set preprocessor
29477 inhibit_warnings, warnings_are_errors, warn_system_headers,
29478 pedantic_errors or inhibit_warnings flags.
29479 (c_common_post_options): Do not check cpp_errors (parse_in).
29480 (c_common_finish): Do not output dependencies if there were
29481 errors. Do not check return value of cpp_finish.
29482 * c-ppoutput.c (pp_file_change): Set input_location.
29483 * c-tree.h (c_cpp_error): Declare.
29484 * diagnostic.c (diagnostic_set_info_translated): Also initialize
29486 (diagnostic_build_prefix): Check override_column.
29487 * diagnostic.h (diagnostic_info): Add override_column field.
29488 (diagnostic_override_column): Define.
29490 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
29492 * c-common.c (c_expand_expr, c_staticp): Remove.
29493 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
29494 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
29495 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
29496 * c-gimplify.c (gimplify_compound_literal_expr,
29497 optimize_compound_literals_in_ctor): Remove.
29498 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
29499 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
29500 * c-semantics.c (emit_local_var): Remove.
29502 * langhooks-def.h (lhd_expand_expr): Remove.
29503 * langhooks.c (lhd_expand_expr): Remove.
29504 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
29506 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
29507 handling from c-semantics.c; don't call into langhook.
29508 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
29509 * gimplify.c (gimplify_compound_literal_expr,
29510 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
29511 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
29512 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
29513 as was done in c-gimplify.c.
29514 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
29515 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
29516 Move from c-common.h.
29517 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
29519 * tree.c (staticp): Do not call langhook.
29520 * langhooks.c (lhd_staticp): Delete.
29521 * langhooks-def.h (lhd_staticp): Delete prototype.
29522 (LANG_HOOKS_STATICP): Delete.
29523 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
29525 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
29526 instead of DECL_STMTs.
29528 2009-03-29 Joseph Myers <joseph@codesourcery.com>
29536 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
29538 (fold_call_expr): Return a NOP_EXPR from folding rather than the
29539 contained expression.
29540 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
29541 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
29542 conditional expressions for C.
29543 (decl_constant_value_for_optimization): Move from
29544 decl_constant_value_for_broken_optimization in c-typeck.c. Check
29545 whether optimizing and that the expression is a VAR_DECL not of
29546 array type instead of doing such checks in the caller. Do not
29547 check pedantic. Call gcc_unreachable for C++.
29548 * c-common.def (C_MAYBE_CONST_EXPR): New.
29549 * c-common.h (c_fully_fold, c_save_expr,
29550 decl_constant_value_for_optimization): New prototypes.
29551 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
29552 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
29553 EXPR_INT_CONST_OPERANDS): Define.
29554 * c-convert.c (convert): Strip nops from expression.
29555 * c-decl.c (groktypename): Take extra parameters expr and
29556 expr_const_operands. Update call to grokdeclarator.
29557 (start_decl): Update call to grokdeclarator. Add statement for
29558 expressions used in type of decl.
29559 (grokparm): Update call to grokdeclarator.
29560 (push_parm_decl): Update call to grokdeclarator.
29561 (build_compound_literal): Add parameter non_const and build a
29562 C_MAYBE_COSNT_EXPR if applicable.
29563 (grokdeclarator): Take extra parameters expr and
29564 expr_const_operands. Track expressions used in declaration
29565 specifiers and declarators. Fold array sizes and track whether
29566 they are constant expressions and whether they are integer
29567 constant expressions.
29568 (parser_xref_tag): Set expr and expr_const_operands fields in
29570 (grokfield): Update call to grokdeclarator.
29571 (start_function): Update call to grokdeclarator.
29572 (build_null_declspecs): Set expr and expr_const_operands fields in
29574 (declspecs_add_type): Handle expressions in typeof specifiers.
29575 * c-parser.c (c_parser_declspecs): Set expr and
29576 expr_const_operands fields for declaration specifiers.
29577 (c_parser_enum_specifier): Likewise.
29578 (c_parser_struct_or_union_specifier): Likewise.
29579 (c_parser_typeof_specifier): Likewise. Update call to
29580 groktypename. Fold expression as needed. Return expressions with
29581 type instead of adding statements.
29582 (c_parser_attributes): Update calls to c_parser_expr_list.
29583 (c_parser_statement_after_labels): Fold expression before passing
29584 to objc_build_throw_stmt.
29585 (c_parser_condition): Fold expression.
29586 (c_parser_asm_operands): Fold expression.
29587 (c_parser_conditional_expression): Use c_save_expr. Update call
29588 to build_conditional_expr.
29589 (c_parser_alignof_expression): Update call to groktypename.
29590 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
29591 original_code. Fold expression argument of va_arg. Create
29592 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
29593 argument to va_arg. Update calls to groktypename. Fold array
29594 index for offsetof. Verify that first argument to
29595 __builtin_choose_expr has integer type.
29596 (c_parser_postfix_expression_after_paren_type): Update calls to
29597 groktypename and build_compound_literal. Handle expressions with
29598 side effects in type name.
29599 (c_parser_postfix_expression_after_primary): Update call to
29600 c_parser_expr_list. Set original_code for calls to
29601 __builtin_constant_p.
29602 (c_parser_expr_list): Take extra parameter fold_p. Fold
29603 expressions if requested.
29604 (c_parser_objc_type_name): Update call to groktypename.
29605 (c_parser_objc_synchronized_statement): Fold expression.
29606 (c_parser_objc_receiver): Fold expression.
29607 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
29608 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
29609 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
29610 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
29611 (struct c_typespec): Add elements expr and expr_const_operands.
29612 (struct c_declspecs): Add elements expr and expr_const_operands.
29613 (groktypename, build_conditional_expr, build_compound_literal):
29615 (in_late_binary_op): Declare.
29616 * c-typeck.c (note_integer_operands): New function.
29617 (in_late_binary_op): New variable.
29618 (decl_constant_value_for_broken_optimization): Move to c-common.c
29619 and rename to decl_constant_value_for_optimization.
29620 (default_function_array_conversion): Do not strip nops.
29621 (default_conversion): Do not call
29622 decl_constant_value_for_broken_optimization.
29623 (build_array_ref): Do not fold result.
29624 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
29625 result when operand is a VLA.
29626 (c_expr_sizeof_type): Update call to groktypename. Handle
29627 expressions included in type name. Use C_MAYBE_CONST_EXPR for
29628 result when operand names a VLA type.
29629 (build_function_call): Update call to build_compound_literal.
29630 Only fold result for calls to __builtin_* functions. Strip
29631 NOP_EXPR from INTEGER_CST returned from such functions. Fold
29632 the function designator.
29633 (convert_arguments): Fold arguments. Update call to
29634 convert_for_assignment.
29635 (build_unary_op): Handle increment and decrement of
29636 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
29637 decrement earlier. Fold operand of increment and decrement.
29638 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
29639 built for integer operand. Wrap returns that are INTEGER_CSTs
29640 without being integer constant expressions or that have integer
29641 constant operands without being INTEGER_CSTs.
29642 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
29643 (build_conditional_expr): Add operand ifexp_bcp. Track whether
29644 result is an integer constant expression or can be used in
29645 unevaluated parts of one and avoid folding and wrap as
29646 appropriate. Fold operands before possibly doing -Wsign-compare
29648 (build_compound_expr): Wrap result for C99 if operands can be used
29649 in integer constant expressions.
29650 (build_c_cast): Update call to digest_init. Do not ignore
29651 overflow from casting floating-point constants to integers. Wrap
29652 results that could be confused with integer constant expressions,
29653 null pointer constants or floating-point constants.
29654 (c_cast_expr): Update call to groktypename. Handle expressions
29655 included in type name.
29656 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
29657 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
29658 Update calls to convert_for_assignment.
29659 (convert_for_assignment): Take new parameter
29660 null_pointer_constant. Do not strip nops or call
29661 decl_constant_value_for_broken_optimization. Set
29662 in_late_binary_op for conversions to boolean.
29663 (store_init_value): Update call to digest_init.
29664 (digest_init): Take new parameter null_pointer_constant. Do not
29665 call decl_constant_value_for_broken_optimization. pedwarn for
29666 initializers not constant expressions. Update calls to
29667 convert_for_assignment.
29668 (constructor_nonconst): New.
29669 (struct constructor_stack): Add nonconst element.
29670 (really_start_incremental_init, push_init_level, pop_init_level):
29671 Handle constructor_nonconst and nonconst element.
29672 (set_init_index): Call constant_expression_warning for array
29674 (output_init_element): Fold value. Set constructor_nonconst as
29675 applicable. pedwarn for initializers not constant expressions.
29676 Update call to digest_init. Call constant_expression_warning
29677 where constant initializers are required.
29678 (process_init_element): Use c_save_expr.
29679 (c_finish_goto_ptr): Fold expression.
29680 (c_finish_return): Fold return value. Update call to
29681 convert_for_assignment.
29682 (c_start_case): Fold switch expression.
29683 (c_process_expr_stmt): Fold expression.
29684 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
29685 ensure statement expression is not evaluated in constant expression.
29686 (build_binary_op): Track whether results are integer constant
29687 expressions or may occur in such, disable folding and wrap results
29688 as applicable. Fold operands for -Wsign-compare warnings unless
29690 (c_objc_common_truthvalue_conversion): Handle results folded to
29691 integer constants that are not integer constant expressions.
29692 * doc/extend.texi: Document when typeof operands are evaluated,
29693 that condition of __builtin_choose_expr is an integer constant
29694 expression, and more about use of __builtin_constant_p in
29697 2009-03-29 Richard Guenther <rguenther@suse.de>
29699 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
29700 propagate addresses of array references.
29702 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
29704 * regmove.c (perhaps_ends_bb_p): Remove.
29705 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
29706 from INSN and check that the main loop stays within that basic block.
29707 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
29708 (regmove_forward_pass): Split out from regmove_optimize. Use
29709 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
29710 (regmove_backward_pass): Split out from regmove_optimize. Use
29711 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
29712 (regmove_optimize): Simplify.
29714 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
29717 * config/i386/i386.c (classify_argument): Ignore flexible array
29718 member in struct and warn ABI change.
29720 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
29722 * config/i386/i386-protos.h (ix86_agi_dependent): New.
29724 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
29725 (ix86_adjust_cost): Updated.
29727 2009-03-29 Jan Hubicka <jh@suse.cz>
29729 PR middle-end/28850
29730 * tree-pass.h (pass_cleanup_eh): New function.
29731 (remove_unreachable_regions): Break code handling RTL
29732 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
29733 that can not be reached by runtime.
29734 (can_be_reached_by_runtime): New function.
29735 (label_to_region_map): New function.
29736 (num_eh_regions): New function.
29737 (rtl_remove_unreachable_regions): New function.
29738 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
29739 (remove_eh_region): New function.
29740 * except.h: Include sbitmap and vecprim.
29741 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
29742 num_eh_regions): Declare.
29743 * passes.c (init_optimization_passes): Schedule cleanup_eh.
29744 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
29745 * tree-eh.c (tree_remove_unreachable_handlers): New function.
29746 (tree_empty_eh_handler_p): New function.
29747 (cleanup_empty_eh): New function.
29748 (cleanup_eh): New function.
29749 (pass_cleanup_eh): New function.
29751 2009-03-29 Jan Hubicka <jh@suse.cz>
29753 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
29754 for removed regions.
29756 2009-03-29 Jan Hubicka <jh@suse.cz>
29758 * except.c (dump_eh_tree): Dump all datastructures.
29760 2009-03-29 Jan Hubicka <jh@suse.cz>
29762 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
29763 (duplicate_eh_regions_1): Likewise.
29764 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
29765 vector; call EH verification.
29766 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
29767 Be ready for region being removed.
29769 2009-03-29 Jan Hubicka <jh@suse.cz>
29771 * bitmap.c (bitmap_last_set_bit): New function.
29772 * bitmap.h (bitmap_last_set_bit): Declare.
29774 2009-03-29 David Ayers <ayers@fsfe.org>
29777 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
29778 by calling objc_compare_types and surpress warnings about
29779 incompatible C pointers that are compatible ObjC pointers.
29781 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
29783 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
29784 call initialize_inline_failed.
29785 (initialize_inline_failed): Move it from here ...
29786 * cgraph.c (initialize_inline_failed): ... to here.
29787 (cgraph_create_edge): Call initialize_inline_failed rather than
29788 setting inline_failed directly.
29790 2009-03-29 Ben Elliston <bje@au.ibm.com>
29793 * sysv4.opt (msdata): Improve comment.
29794 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
29795 * sysv4.h (SVR4_ASM_SPEC): Likewise.
29797 2009-03-29 Ben Elliston <bje@au.ibm.com>
29800 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
29801 load and store attributes.
29803 2009-03-29 Ben Elliston <bje@au.ibm.com>
29805 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
29806 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
29807 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
29808 * doc/extend.texi (X86 Built-in Functions): Add index entries for
29809 __builtin_infq and __builtin_huge_valq.
29811 2009-03-28 Anatoly Sokolov <aesok@post.ru>
29813 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
29815 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
29816 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
29818 2009-03-28 Xinliang David Li <davidxl@google.com>
29820 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
29821 (do_dbg_cnt): New function.
29823 2009-03-28 Jan Hubicka <jh@suse.cz>
29825 Merge from pretty-ipa:
29827 2009-03-27 Jan Hubicka <jh@suse.cz>
29829 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
29830 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
29831 * passes.c (function_called_by_processed_nodes_p): New.
29832 * ipa-pure-const.c (check_call): Fix handling of operands.
29833 (analyze_function): Dump debug output for skipped bodies.
29834 (local_pure_const): Use function_called_by_processed_nodes_p.
29835 * dwarf2out.c (reference_to_unused): Use output.
29836 * passes.c (do_per_function_toporder): Likewise.
29838 2008-11-12 Jan Hubicka <jh@suse.cz>
29840 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
29841 * ipa-pure-const.c (funct_state_d): Add can throw field; make
29842 state_set_in_source enum
29843 (check_decl): Ignore memory tags; do not set fake looping flags;
29845 (check_operand, check_tree, check_rhs_var, check_lhs_var,
29846 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
29847 (check_call, analyze_function): Rewrite.
29849 (add_new_function): Update call of analyze_function.
29850 (generate_summary): Add call of analyze_function.
29851 (propagate): Propagate can_throw; handle state_set_in_source correctly.
29852 (local_pure_const): New function.
29853 (pass_local_pure_const): New pass.
29854 * ipa-inline.c (inline_transform): Set after_inlining.
29855 * tree-eh.c (stmt_can_throw_external): New.
29856 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
29857 work with aliasing built.
29858 * tree-flow.h (stmt_can_throw_external): New.
29859 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
29860 and local pure/const pass in early and late optimization queue.
29862 2009-03-28 Martin Jambor <mjambor@suse.cz>
29864 * fold-const.c (get_pointer_modulus_and_residue): New parameter
29866 (fold_binary): Allow function decl aligment consideration is the
29867 second argument is integer constant one.
29868 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
29869 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
29870 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
29872 2009-03-28 Jan Hubicka <jh@suse.cz>
29874 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
29875 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
29876 * function.h (rtl_data): Add nothrow flag.
29877 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
29878 set DECL_NOTHROW for AVAILABLE functions.
29880 2009-03-28 Jakub Jelinek <jakub@redhat.com>
29882 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
29883 following vector keyword has expansion starting with pixel or bool
29884 keyword, expand vector to __vector and pixel or bool to __pixel or
29888 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
29889 warn_if_disallowed_function_p): Removed.
29890 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
29891 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
29892 warning_if_disallowed_function_p.
29893 * flags.h (warn_if_disallowed_function_p,
29894 warn_disallowed_functions): Removed.
29895 * common.opt (Wdisallowed-function-list=): Removed.
29896 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
29898 2009-03-28 Richard Guenther <rguenther@suse.de>
29900 PR tree-optimization/38723
29901 * tree-ssa-pre.c (compute_avail): Add all default definitions to
29904 2009-03-28 Jan Hubicka <jh@suse.cz>
29906 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
29907 test introduced by my previous patch.
29909 2009-03-28 Richard Guenther <rguenther@suse.de>
29911 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
29912 the PHIs value undefined.
29914 2009-03-28 Jan Hubicka <jh@suse.cz>
29916 * tree-pass.h (pass_fixup_cfg): New pass.
29917 * ipa-inline.c (inline_transform): Set
29918 always_inline_functions_inlined/after_inlining.
29919 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
29920 (pass_fixup_cfg): New pass.
29921 * passes.c (init_optimization_passes): Add fixup_cfg.
29923 2009-03-28 Richard Guenther <rguenther@suse.de>
29925 PR tree-optimization/38458
29926 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
29927 argument use the arguments copy-of value.
29929 2009-03-28 Richard Guenther <rguenther@suse.de>
29931 PR tree-optimization/38180
29932 * tree-ssa-ccp.c (get_default_value): Simplify.
29933 (likely_value): Likewise.
29934 (surely_varying_stmt_p): Properly handle VOP case.
29935 (ccp_initialize): Likewise.
29936 (ccp_fold): Handle propagating through *&.
29937 (fold_const_aggregate_ref): Also handle decls.
29939 2009-03-28 Jan Hubicka <jh@suse.cz>
29941 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
29942 * cgraph.h (cgraph_node): Likewise.
29943 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
29944 (cgraph_reset_node): Use process flag.
29945 (cgraph_mark_functions_to_output): Likewise.
29946 (cgraph_expand_function): Likewise.
29947 (cgraph_expand_all_functions): Likewise.
29948 (cgraph_output_in_order): Likewise.
29949 * dwarf2out.c (reference_to_unused): Likewise.
29950 * passes.c do_per_function_toporder): Likewise.
29952 2009-03-28 Jan Hubicka <jh@suse.cz>
29954 Bring from lto-branch:
29956 2008-09-03 Doug Kwan <dougkwan@google.com>
29958 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
29959 enums instead of reason strings.
29960 * cgraph.c (cgraph_create_edge): Same.
29961 (cgraph_inline_failed_string): New function.
29962 * cgraph.h (cgraph_inline_failed_t): New enum type.
29963 (cgraph_inline_failed_string): New prototype.
29964 (struct cgraph_edge): Change type of INLINED_FAILED from constant
29965 char pointer to cgraph_inline_failed_t.
29966 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
29967 (cgraph_default_inline_p): Ditto.
29968 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
29969 to cgraph_inline_failed_t pointer.
29970 * cif-code.def: New file.
29971 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
29973 (cgraph_check_inline_limits): Change type of REASON to pointer to
29974 cgraph_inline_failed_t. Replace reason strings with enums.
29975 (cgraph_default_inline_p): Ditto.
29976 (cgraph_recursive_inlining_p): Ditto.
29977 (update_caller_keys): Change type of FAILED_REASON to
29978 cgraph_inline_failed_t.
29979 (cgraph_set_inline_failed): Change type of REASON to pointer to
29980 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
29981 convert enums to strings for text output.
29982 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
29983 to be of type cgraph_inline_failed_t. Replace reason strings with
29984 enums. Call cgraph_inline_failed_string to covert enums
29985 to strings for text output.
29986 (cgraph_decide_inlining): Replace reason strings with enums.
29987 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
29988 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
29990 * tree-inline.c (expand_call_inline): Change type of REASON
29991 to cgraph_inline_failed_t. Replace reason strings with enums.
29992 Call cgraph_inline_failed_string for text output.
29993 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
29996 2009-03-28 Jan Hubicka <jh@suse.cz>
29998 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
29999 cgraph_clone_node): Remove master clone handling.
30000 (cgraph_is_master_clone, cgraph_master_clone): Remove.
30001 * cgraph.h (master_clone): Remove.
30002 (cgraph_is_master_clone, cgraph_master_clone): Remove.
30003 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
30004 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
30006 2009-03-28 Jan Hubicka <jh@suse.cz>
30008 * cgraph.c (cgraph_function_body_availability): Functions declared
30009 inline are always safe to assume that it is not going to be replaced.
30011 2009-03-28 Richard Guenther <rguenther@suse.de>
30013 PR tree-optimization/38513
30014 * tree-ssa-pre.c (eliminate): Remove redundant stores.
30015 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
30016 EXC_PTR_EXPR and FILTER_EXPR.
30017 (get_ref_from_reference_ops): Likewise.
30019 2009-03-28 Richard Guenther <rguenther@suse.de>
30021 PR tree-optimization/38968
30022 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
30023 Use FLOOR_MOD_EXPR to compute misalignment.
30025 2009-03-28 Richard Guenther <rguenther@suse.de>
30027 PR tree-optimization/37795
30028 * tree.h (combine_comparisons): Declare.
30029 * fold-const.c (combine_comparisons): Export.
30030 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
30032 (ifcombine_iforif): Use combine_comparisons.
30034 2009-03-28 Jan Hubicka <jh@suse.cz>
30036 * tree-eh.c (inlinable_call_p): New function.
30037 (make_eh_edges): Use it.
30038 (verify_eh_edges): Use it.
30039 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
30040 * except.c (reachable_next_level): Add inlinable_function argument
30041 (sjlj_find_directly_reachable_regions): Update.
30042 (add_reachable_handler): Do not set saw_any_handlers.
30043 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
30044 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
30045 Add new inlinable call parameter.
30046 (can_throw_internal, can_throw_external): Update.
30047 * except.h (can_throw_internal_1, can_throw_external_1,
30048 foreach_reachable_handler): Update declaration.
30050 2009-03-28 Joseph Myers <joseph@codesourcery.com>
30052 * config/arm/t-arm-coff, config/h8300/coff.h,
30053 config/i386/i386-aout.h, config/i386/i386-coff.h,
30054 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
30055 config/pdp11/2bsd.h, config/rs6000/aix41.h,
30056 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
30057 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
30058 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
30059 sys-types.h: Remove.
30060 * Makefile.in: Remove protoize and fixproto support and references
30062 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
30063 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
30065 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
30066 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
30067 unprotoize$(exeext).
30068 (rest.encap): Don't depend on $(STMP_FIXPROTO)
30069 (.PHONY): Don't depend on proto.
30070 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
30071 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
30072 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
30073 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
30074 build/gen-protos.o, build/scan.o, xsys-protos.h,
30075 build/fix-header$(build_exeext), build/fix-header.o,
30076 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
30077 stmp-install-fixproto): Remove.
30078 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
30079 SYSCALLS.c or fixproto files.
30080 (install-common): Don't install protoize.
30081 (install-headers-tar, install-headers-cpio, install-headers-cp):
30082 Don't depend on $(STMP_FIXPROTO).
30083 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
30084 install fixproto files or write out fixproto settings.
30085 (uninstall): Don't uninstall protoize.
30086 * config.gcc (use_fixproto): Remove.
30087 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
30088 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
30089 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
30090 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
30091 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
30092 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
30093 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
30094 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
30095 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
30096 * config/t-vxworks (STMP_FIXPROTO): Remove.
30097 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
30098 STMP_FIXPROTO): Remove.
30099 * config.in, configure: Regenerate.
30100 * crtstuff.c (gid_t, uid_t): Don't undefine.
30101 * doc/install.texi: Change m68k-coff to m68k-elf in example.
30102 (arm-*-coff, arm-*-aout: Remove target entries.
30103 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
30104 Remove mention of AIX 4.1.
30105 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
30106 * doc/invoke.texi (Running Protoize): Remove.
30107 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
30108 (Protoize Caveats): Remove.
30109 * tsystem.h: Update comments on headers assumed to exist.
30111 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
30113 * genautomata.c: Add a new year to the copyright. Add a new
30115 (struct insn_reserv_decl): Add comments for member bypass_list.
30116 (find_bypass): Remove.
30117 (insert_bypass): New.
30118 (process_decls): Use insert_bypass.
30119 (output_internal_insn_latency_func): Output all bypasses with the
30120 same input insn in one switch case.
30122 * rtl.def (define_bypass): Describe bypass choice.
30123 * doc/md.texi (define_bypass): Ditto.
30125 2009-03-27 Richard Guenther <rguenther@suse.de>
30127 * gimplify.c (mark_addressable): Export.
30128 * tree-flow.h (mark_addressable): Declare.
30129 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
30130 * tree-ssa.c (verify_phi_args): Verify that address taken
30131 variables have TREE_ADDRESSABLE set.
30133 2009-03-27 Richard Guenther <rguenther@suse.de>
30135 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
30136 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
30137 Do not mark decls TREE_ADDRESSABLE.
30138 (build_fold_addr_expr): Adjust.
30139 (fold_addr_expr): Remove.
30140 (fold_unary): Use build_fold_addr_expr.
30141 (fold_comparison): Likewise.
30142 (split_address_to_core_and_offset): Likewise.
30143 * coverage.c (tree_coverage_counter_addr): Mark the array decl
30145 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
30146 (gimplify_modify_expr_to_memcpy): Mark source and destination
30148 * omp-low.c (create_omp_child_function): Mark the object decl
30150 (lower_rec_input_clauses): Mark the var we take the address of
30152 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
30154 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
30156 PR middle-end/39315
30157 * cfgexpand.c (expand_one_stack_var_at): Change alignment
30158 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
30160 2009-03-27 Richard Guenther <rguenther@suse.de>
30162 PR tree-optimization/39120
30163 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
30165 (handle_lhs_call): Process return constraints. Add escape
30166 constraints if necessary.
30167 (handle_const_call): Fill out return constraints. Make nested
30168 case more precise. Avoid consttmp if possible.
30169 (handle_pure_call): Fill out return constraints. Avoid
30170 callused if possible.
30171 (find_func_aliases): Simplify call handling.
30173 2009-03-27 Richard Guenther <rguenther@suse.de>
30175 PR tree-optimization/39120
30176 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
30177 as a representative.
30178 (solve_graph): Do propagate CALLUSED.
30179 (handle_pure_call): Use a scalar constraint from CALLUSED for
30181 (find_what_p_points_to): CALLUSED shall not appear in poins-to
30184 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
30187 * c-common.c (handle_aligned_attribute): Properly check alignment
30188 overflow. Use (1U << i) instead of (1 << i).
30190 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
30192 * expr.h (get_mem_align_offset): Updated.
30194 * tree.h (tree_decl_common): Change align to "unsigned int" and
30195 move it before pointer_alias_set.
30197 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
30198 Jakub Jelinek <jakub@redhat.com>
30201 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
30202 gr_register_operand with gr_reg_or_0_operand.
30203 (cmpxchg_rel_di): Likewise.
30204 (sync_lock_test_and_set<mode>): Likewise.
30206 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
30208 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
30209 (true_regnum): Likewise.
30211 * rtlanal.c (subreg_info): Moved to ...
30212 * rtl.h (subreg_info): Here. New.
30213 (subreg_get_info): New.
30215 * rtlanal.c (subreg_get_info): Make it extern.
30217 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
30220 * config/i386/i386.c (ix86_abi): New.
30221 (override_options): Handle -mabi=.
30222 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
30223 (ix86_call_abi_override): Likewise.
30224 (init_cumulative_args): Likewise.
30225 (function_arg_advance): Likewise.
30226 (function_arg_64): Likewise.
30227 (function_arg): Likewise.
30228 (ix86_pass_by_reference): Likewise.
30229 (ix86_function_value_regno_p): Likewise.
30230 (ix86_build_builtin_va_list_abi): Likewise.
30231 (setup_incoming_varargs_64): Likewise.
30232 (is_va_list_char_pointer): Likewise.
30233 (ix86_init_machine_status): Likewise.
30234 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
30235 (ix86_function_type_abi): Return enum calling_abi. Rewrite
30236 for 64bit. Replace DEFAULT_ABI with ix86_abi.
30237 (ix86_function_abi): Make it static and return enum calling_abi.
30238 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
30240 (ix86_fn_abi_va_list): Updated.
30242 * config/i386/i386.h (ix86_abi): New.
30243 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
30244 (CONDITIONAL_REGISTER_USAGE): Likewise.
30245 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
30246 (machine_function): Likewise.
30248 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
30250 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
30251 (STACK_BOUNDARY): Likewise.
30252 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
30254 * config/i386/i386.opt (mabi=): New.
30256 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
30257 return enum calling_abi.
30258 (ix86_function_type_abi): Likewise.
30259 (ix86_function_abi): Removed.
30261 * doc/invoke.texi: Document -mabi= option for x86.
30263 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30265 * builtins.c (real_dconstp): Delete.
30266 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
30268 2009-03-27 Dodji Seketeli <dodji@redhat.com>
30269 Jakub Jelinek <jakub@redhat.com>
30272 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
30273 (gen_subprogram_die): When a function is explicit, generate the
30274 DW_AT_explicit attribute.
30275 * langhooks.h (struct lang_hooks_for_decls): Add
30276 function_decl_explicit_p langhook.
30277 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
30278 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
30280 2009-03-27 Jakub Jelinek <jakub@redhat.com>
30282 * builtins.c (fold_builtin_memory_op): Optimize memmove
30283 into memcpy if we can prove source and destination don't overlap.
30285 * tree-inline.c: Include gt-tree-inline.h.
30286 (clone_fn_id_num): New variable.
30287 (clone_function_name): New function.
30288 (tree_function_versioning): Use it.
30289 * Makefile.in (GTFILES): Add tree-inline.c.
30291 2009-03-27 Mark Mitchell <mark@codesourcery.com>
30293 * BASE-VER: Change to 4.5.0.
30295 2009-03-27 Xinliang David Li <davidxl@google.com>
30297 PR tree-optimization/39557
30298 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
30300 2009-03-27 Xinliang David Li <davidxl@google.com>
30302 PR tree-optimization/39548
30303 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
30306 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
30308 * c-common.c (pointer_int_sum): Use %wd on return from
30311 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
30313 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
30314 on return from tree_low_cst.
30316 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
30319 * ginclude/stdarg.h (va_copy): Define also for
30320 __GXX_EXPERIMENTAL_CXX0X__.
30322 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30325 * builtins.h (c_strlen): Do not warn here.
30326 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
30327 * c-common.c (pointer_int_sum): Take an explicit location.
30328 Warn about offsets out of bounds.
30329 * c-common.h (pointer_int_sum): Adjust declaration.
30331 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
30333 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
30336 2009-03-26 Jakub Jelinek <jakub@redhat.com>
30339 * opts.c (warn_if_disallowed_function_p): Don't assume
30340 get_callee_fndecl must return non-NULL.
30342 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
30344 PR rtl-optimization/39522
30345 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
30346 when reg_reloaded_valid is set.
30348 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
30350 * config/spu/divv2df3.c: New file.
30351 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
30352 (DPBIT_FUNCS): Filter out _div_df.
30354 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
30356 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
30357 a jump insn, count that jump in the distance to the loop start.
30359 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
30362 * config/sh/sh.c (calc_live_regs): Fix condition for global
30363 registers except PIC_OFFSET_TABLE_REGNUM.
30365 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
30368 * doc/invoke.texi (-mconsole): New.
30370 (-mno-cygwin): New.
30372 (-mnop-fun-dllimport): New.
30376 (sub section "i386 and x86-64 Windows Options"): New.
30378 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
30380 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
30381 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
30383 2009-03-25 Richard Guenther <rguenther@suse.de>
30385 PR middle-end/39497
30386 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
30389 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
30391 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
30392 neither of haifa/selective schedulers are working.
30394 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
30396 * doc/invoke.texi (Debugging Options): Fix description of
30397 -fno-merge-debug-strings.
30399 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
30401 * config/cris/libgcc.ver: New version-script.
30402 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
30404 * configure.ac <GAS features, nop mnemonic>: Add pattern
30405 crisv32-*-* for "nop".
30406 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
30407 * configure: Regenerate.
30409 2009-03-24 Ira Rosen <irar@il.ibm.com>
30411 PR tree-optimization/39529
30412 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
30413 mark_sym_for_renaming for the tag copied to the new vector
30416 2009-03-24 Arthur Loiret <aloiret@debian.org>
30418 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
30419 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
30420 EXTRA_SPEC_FUNCTIONS.
30421 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
30422 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
30423 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
30424 -march and -mtune options.
30426 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
30428 * config/m68k/t-rtems: Add m5329 multilib.
30430 2009-03-24 Dodji Seketeli <dodji@redhat.com>
30431 Jakub Jelinek <jakub@redhat.com>
30434 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
30437 2009-03-23 Jakub Jelinek <jakub@redhat.com>
30440 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
30441 instead of c_parser_expression_conv, if original_code isn't one of the
30442 4 allowed comparison codes, fail.
30444 2009-03-23 Richard Guenther <rguenther@suse.de>
30446 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
30447 * tree.h (struct tree_type): Likewise.
30448 * reload.h (struct insn_chain): Likewise.
30449 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
30450 * function.h (struct function): Likewise.
30451 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
30453 2009-03-23 Jakub Jelinek <jakub@redhat.com>
30455 PR tree-optimization/39516
30456 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
30458 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
30460 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
30461 should be set true if BITS_PER_WORD of target is bigger than 32
30463 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
30465 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
30466 Translate -B-options to -rpath-link. Correct existing
30467 rpath-link and conditionalize on !nostdlib.
30469 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
30471 * doc/extend.texi (Function Attributes, Variable Attributes):
30473 * doc/invoke.texi (Debugging Options, Optimize Options)
30474 (i386 and x86-64 Options, MCore Options): Likewise.
30476 2009-03-20 Jakub Jelinek <jakub@redhat.com>
30479 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
30480 it for block local namespace aliases.
30481 (gen_decl_die): Pass context_die to gen_namespace_die.
30483 2009-03-19 Jakub Jelinek <jakub@redhat.com>
30486 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
30487 minimum or maximum value.
30489 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
30491 * reginfo.c (globalize_reg): Recompute derived reg sets.
30493 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
30496 * libgcc2.c (mprotect): Do not use signed arguments for
30497 VirtualProtect, use DWORD arguments. Also fix the 'may
30498 be used uninitialized' warning for the np variable.
30500 2009-03-19 Jakub Jelinek <jakub@redhat.com>
30503 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
30504 functions using regparm calling conventions when not optimizing.
30505 (ix86_function_sseregparm): Similarly for sseregparm calling
30508 2009-03-19 Li Feng <nemokingdom@gmail.com>
30510 PR middle-end/39500
30511 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
30512 dependence if the first conflict is after niter iterations.
30514 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
30516 PR middle-end/38609
30517 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
30518 functions with dynamic stack-pointer adjustments.
30520 2009-03-19 Ben Elliston <bje@au.ibm.com>
30522 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
30523 option; change to -msdata=data.
30525 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
30527 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
30530 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
30533 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
30535 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
30537 * doc/invoke.texi (Code Gen Options): Expand discussion of
30540 2009-03-18 Jakub Jelinek <jakub@redhat.com>
30542 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
30543 * matrix-reorg.c (struct matrix_info): Likewise.
30544 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
30545 * rtl.h (struct mem_attrs): Likewise.
30546 * df.h (struct df): Likewise.
30547 * tree-data-ref.h (struct data_dependence_relation): Likewise.
30548 * ira-int.h (struct ira_allocno): Likewise.
30549 * df-scan.c (struct df_collection_rec): Likewise.
30550 * ira.c (struct equivalence): Likewise.
30551 * function.c (struct temp_slot): Likewise.
30552 * cfgloop.h (struct loop): Likewise.
30555 * function.c (use_register_for_decl): When not optimizing, disregard
30556 register keyword for variables with types containing methods.
30558 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
30560 PR middle-end/39447
30561 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
30562 (is_simple_operand): Call contains_component_ref_p before calling data
30563 reference analysis that would fail on COMPONENT_REFs.
30565 * tree-vrp.c (search_for_addr_array): Fix formatting.
30567 2009-03-18 Richard Guenther <rguenther@suse.de>
30569 * tree-vect-transform.c (vect_loop_versioning): Fold the
30570 generated comparisons.
30571 * tree-vectorizer.c (set_prologue_iterations): Likewise.
30572 (slpeel_tree_peel_loop_to_edge): Likewise.
30574 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
30576 PR middle-end/37805
30577 * opts.c (print_specific_help): In addition to `undocumented',
30578 accept `separate' and `joined' flags if passed alone. Describe
30579 output by the first matched one of those.
30580 (common_handle_option): Skip over empty strings.
30581 * gcc.c (display_help): Fix help string for `--help='.
30582 * doc/invoke.texi (Option Summary, Overall Options): With
30583 `--help=', classes and qualifiers can both be repeated, but
30584 only the latter can be negated. One should not pass only
30585 negated qualifiers. Fix markup and examples.
30588 2008-10-14 Jakub Jelinek <jakub@redhat.com>
30589 PR middle-end/37805
30590 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
30591 and -fhelp=separate.
30593 2009-03-17 Jing Yu <jingyu@google.com>
30595 PR middle-end/39378
30596 * function.h (struct rtl_data): Move is_thunk from here...
30597 (struct function): ...to here.
30598 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
30599 * varasm.c (assemble_start_function): Change is_thunk from crtl to
30601 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
30603 (alpha_does_function_need_gp, alpha_start_function): Likewise.
30604 (alpha_output_function_end_prologue): Likewise.
30605 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
30606 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
30607 (rs6000_output_function_epilogue): Likewise.
30608 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
30610 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
30613 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
30614 from different units in a single alternative.
30615 (*truncdfsf_i387): Ditto.
30616 (*truncxfsf2_mixed): Ditto.
30617 (*truncxfdf2_mixed): Ditto.
30619 2009-03-17 Jakub Jelinek <jakub@redhat.com>
30621 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
30622 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
30625 * tree-ssa-live.c (remove_unused_locals): Don't remove local
30626 unused non-artificial variables when not optimizing.
30629 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
30630 DW_TAG_imported_module even if decl is IMPORTED_DECL with
30631 NAMESPACE_DECL in its DECL_INITIAL.
30633 PR middle-end/39443
30634 * optabs.c (set_user_assembler_libfunc): New function.
30635 * expr.h (set_user_assembler_libfunc): New prototype.
30636 * c-common.c: Include libfuncs.h.
30637 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
30638 for memcmp, memset, memcpy, memmove and abort.
30639 * Makefile.in (c-common.o): Depend on libfuncs.h.
30642 * dwarf2out.c (gen_inlined_enumeration_type_die,
30643 gen_inlined_structure_type_die, gen_inlined_union_type_die,
30644 gen_tagged_type_instantiation_die): Removed.
30645 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
30648 2009-03-17 Janis Johnson <janis187@us.ibm.com>
30651 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
30653 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
30654 (check-parallel-%): Ditto.
30655 (check-consistency): Ditto.
30657 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
30659 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
30660 local variable rhs by NULL_TREE.
30662 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
30665 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
30667 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
30670 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
30672 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
30675 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
30676 for ms->sysv ABI calls only in 64bit mode.
30678 * config/i386/i386.md (untyped_call): Support 32bit.
30680 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
30682 * doc/extend.texi: Replace x86_65 with x86_64.
30684 2009-03-16 Jakub Jelinek <jakub@redhat.com>
30686 PR tree-optimization/39455
30687 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
30688 mismatches for POINTER_TYPE_P (type).
30689 (number_of_iterations_le): Likewise.
30691 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
30693 * config/picochip/picochip.c: Removed profiling support.
30694 * config/picochip/picochip.md: Removed profiling instruction.
30695 * config/picochip/picochip.h: Removed profiling builtin.
30697 2009-03-16 Joseph Myers <joseph@codesourcery.com>
30699 * doc/install.texi (--with-host-libstdcxx): Document.
30701 2009-03-14 Anatoly Sokolov <aesok@post.ru>
30704 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
30705 generate a warning if the function name does not begin with
30706 "__vector" and the function has either the 'signal' or 'interrupt'
30707 attribute, from here to ...
30708 (avr_declare_function_name): ...here. New function.
30709 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
30710 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
30712 2009-03-14 Jakub Jelinek <jakub@redhat.com>
30715 * cse.c (fold_rtx): Don't modify original const_arg1 when
30716 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
30717 separate variable instead.
30718 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
30719 from out of range shift counts.
30720 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
30722 2009-03-13 Catherine Moore <clm@codesourcery.com>
30724 * config/i386/x-mingw32 (host-mingw32.o): Replace
30725 diagnostic.h with $(DIAGNOSTIC_H).
30727 2009-03-12 Jakub Jelinek <jakub@redhat.com>
30730 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
30732 * config/i386/sync.md (sync_compare_and_swap<mode>,
30733 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
30734 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
30736 (sync_double_compare_and_swapdi_pic,
30737 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
30738 cmpxchg8b_pic_memory_operand instead of just memory_operand.
30740 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
30743 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
30745 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
30748 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
30749 (avx_addsubv4df3): Likewise.
30750 (*avx_addsubv4sf3): Likewise.
30751 (sse3_addsubv4sf3): Likewise.
30753 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
30756 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
30758 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
30761 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
30762 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
30763 registers for allocnos created from user-defined variables.
30765 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
30768 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
30769 of non-integer mode as well.
30771 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
30773 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
30774 for functions for which the parameter types are unknown.
30776 2009-03-11 Jakub Jelinek <jakub@redhat.com>
30779 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
30780 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
30781 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
30782 * config/i386/i386.c (ix86_local_alignment): For
30783 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
30784 long long variables on the stack to avoid dynamic realignment.
30785 Allow the first argument to be a decl rather than type.
30786 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
30788 2009-03-11 Nick Clifton <nickc@redhat.com>
30791 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
30793 Add description to mno-lsim option.
30794 * config/mcore/mcore.h: Remove comment about deprecated m4align
30796 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
30797 * doc/invoke.texi: Add description of mno-lsim and
30798 mstack-increment options.
30800 * config/fr30/fr30.opt: Document the -mno-lsim option.
30801 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
30802 and -mno-lsim options.
30804 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
30806 * fold-const.c (fold_comparison): Only call fold_inf_compare
30807 if the mode supports infinities.
30809 2009-03-11 Jason Merrill <jason@redhat.com>
30812 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
30813 end already did. Notice GIMPLE_CALL modifications of the result.
30814 Don't copy debug information from an ignored decl or a decl from
30817 2009-03-10 Richard Guenther <rguenther@suse.de>
30818 Nathan Froyd <froydnj@codesourcery.com>
30820 PR middle-end/37850
30821 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
30822 (__divMODE3): Likewise.
30824 2009-03-09 Jakub Jelinek <jakub@redhat.com>
30826 PR tree-optimization/39394
30827 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
30828 DECL_SIZE_UNIT of variable length FIELD_DECLs.
30830 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
30832 * recog.c (verfiy_changes): Disallow renaming of hard regs in
30833 inline asms for register asm ("") declarations.
30835 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
30837 * fold-const.c (fold_unary): Fix comment.
30839 2009-03-07 Jan Hubicka <jh@suse.cz>
30842 * tree-inline.c (setup_one_parameter): Do replacement of const
30843 argument by constant in SSA form.
30845 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
30847 PR middle-end/38028
30848 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
30849 determine alignment passed to assign_stack_local.
30850 (assign_parms_unsplit_complex): Likewise.
30851 * except.c (sjlj_build_landing_pads): Likewise.
30853 2009-03-06 Jakub Jelinek <jakub@redhat.com>
30855 PR middle-end/39360
30856 * tree-flow.h (add_referenced_var): Return bool instead of void.
30857 * tree-dfa.c (add_referenced_var): Return result of
30858 referenced_var_check_and_insert call.
30859 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
30860 of referenced_var_check_and_insert.
30863 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
30864 (gen_variable_die): Emit DW_AT_location on abstract static variable's
30865 DIE, don't emit it if abstract origin already has it.
30866 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
30867 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
30869 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
30871 * genpreds.c (needs_variable): Fix parentheses at variable name
30873 (write_tm_constrs_h): Indent generated code.
30875 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
30877 * doc/extend.texi (Function Attributes): Add documentation
30878 for isr attributes.
30880 2009-03-06 Jakub Jelinek <jakub@redhat.com>
30883 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
30884 take locus from its DECL_SOURCE_LOCATION instead of input_location.
30886 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
30888 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
30891 2009-03-05 Jakub Jelinek <jakub@redhat.com>
30894 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
30895 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
30897 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
30899 * config/i386/i386.md (R8_REG, R9_REG): New constants.
30900 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
30901 constants instead of magic numbers.
30902 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
30904 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
30905 (x86_64_ms_abi_int_parameter_registers): Ditto.
30906 (x86_64_int_return_registers): Ditto.
30907 (ix86_maybe_switch_abi): Ditto.
30908 (ix86_expand_call): Ditto for clobbered_registers array.
30909 (ix86_hard_regno_mode_ok): Ditto.
30910 (x86_extended_QIreg_mentioned_p): Ditto.
30912 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
30914 PR tree-optimization/39349
30915 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
30917 * combine.c (gen_lowpart_for_combine): Use omode when generating
30920 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
30922 PR rtl-optimization/39235
30923 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
30925 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
30927 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
30929 2009-03-04 Richard Guenther <rguenther@suse.de>
30931 PR tree-optimization/39362
30932 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
30933 that occur in abnormal PHIs should be varying.
30935 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
30937 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
30939 (simple_iv): Take loop as an argument instead of statement.
30940 * tree-scalar-evolution.h (simple_iv): Declaration changed.
30941 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
30943 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
30945 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
30946 * matrix-reorg.c (analyze_transpose): Ditto.
30947 * tree-data-ref.c (dr_analyze_innermost): Ditto.
30948 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
30949 * tree-predcom.c (ref_at_iteration): Ditto.
30950 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
30952 2009-03-04 Richard Guenther <rguenther@suse.de>
30954 PR tree-optimization/39358
30955 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
30956 escaped_id and callused_id.
30957 (solve_graph): Likewise.
30959 2009-03-04 Richard Guenther <rguenther@suse.de>
30961 PR tree-optimization/39339
30962 * tree-sra.c (try_instantiate_multiple_fields): Make it
30963 no longer ICE on the above.
30965 2009-03-03 Joseph Myers <joseph@codesourcery.com>
30967 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
30968 that fits within Pmode.
30970 2009-03-03 Steve Ellcey <sje@cup.hp.com>
30972 PR middle-end/10109
30973 * tm.texi (LIBCALL_VALUE): Update description.
30975 2009-03-03 Steve Ellcey <sje@cup.hp.com>
30977 PR middle-end/34443
30978 * doc/extend.texi (section): Update description.
30980 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
30982 PR middle-end/39345
30983 * tree-inline.c (remapped_type): New.
30984 (can_be_nonlocal): Call remapped_type instead of remap_type.
30986 2009-03-03 Jakub Jelinek <jakub@redhat.com>
30989 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
30990 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
30992 2009-03-03 Richard Guenther <rguenther@suse.de>
30994 PR middle-end/39272
30995 * tree.c (tree_nonartificial_location): New function.
30996 * tree.h (tree_nonartificial_location): Declare.
30997 * builtins.c (expand_builtin_memory_chk): Provide location
30998 of the call location for artificial function pieces.
30999 (maybe_emit_chk_warning): Likewise.
31000 (maybe_emit_sprintf_chk_warning): Likewise.
31001 (maybe_emit_free_warning): Likewise.
31002 * expr.c (expand_expr_real_1): Likewise.
31004 2009-03-03 Jakub Jelinek <jakub@redhat.com>
31006 PR tree-optimization/39343
31007 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
31008 COMPONENT_REF t has ARRAY_TYPE.
31010 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
31012 PR middle-end/39335
31013 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
31014 when the type precision of the induction variable should be
31015 larger than the type precision of nit.
31016 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
31017 * graphite.c (graphite_loop_normal_form): Same.
31018 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
31020 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
31022 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
31023 (*call_1_rex64_ms_sysv): Use named constants instead of magic
31024 numbers to describe clobbered registers.
31025 (*call_value_0_rex64_ms_sysv): Ditto.
31026 * config/i386/mmx.md (mmx_emms): Ditto.
31027 (mmx_femms): Ditto.
31029 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
31031 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
31034 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
31036 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
31037 (spu_section_type_flags): New function.
31039 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
31041 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
31042 reg_class_contents of FLOAT_REGS into a temporary.
31044 2009-03-02 Richard Guenther <rguenther@suse.de>
31045 Ira Rosen <irar@il.ibm.com>
31047 PR tree-optimization/39318
31048 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
31049 information to the vectorized statement.
31051 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
31053 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
31054 variable. Use defined names instead of magic constants for REX SSE
31057 2009-03-01 Richard Guenther <rguenther@suse.de>
31059 PR tree-optimization/39331
31060 * omp-low.c (lower_send_shared_vars): Do not receive new
31061 values for the reference of DECL_BY_REFERENCE parms or results.
31063 2009-03-01 Jan Hubicka <jh@suse.cz>
31066 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
31067 BLOCK_NONLOCALIZED_VAR): New macros.
31068 (tree_block): Add nonlocalized_vars.
31069 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
31070 gen_decl_die): Add origin argument. Allow generation of die with
31071 origin at hand only.
31072 (gen_member_die, gen_type_die_with_usage, force_decl_die,
31073 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
31075 (gen_block_die): Fix checking for unused blocks.
31076 (process_scope_var): Break out from .... ; work with origins only.
31077 (decls_for_scope) ... here; process nonlocalized list.
31078 (dwarf2out_ignore_block): Look for nonlocalized vars.
31079 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
31081 (dump_scope_block): Dump them.
31082 * tree-inline.c (remap_decls): Handle nonlocalized vars.
31083 (remap_block): Likewise.
31084 (can_be_nonlocal): New predicate.
31085 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
31087 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
31089 * configure: Regenerate.
31091 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
31093 * optc-gen.awk: No need to duplicate option flags twice.
31094 Reuse help texts for duplicate options which do not have any.
31096 * gcc.c (display_help): Document --version.
31098 * gcc.c (main): If print_help_list and verbose_flag, ensure
31099 driver output comes before subprocess output.
31101 * optc-gen.awk: Assign all remaining fields to help string,
31102 space-separated, for multi-line help in *.opt.
31104 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
31105 -Wno-pedantic-ms-format is for MinGW targets only.
31107 * doc/options.texi (Option file format): Fix bad indentation,
31108 restoring dropped sentence.
31110 2009-02-28 Jan Hubicka <jh@suse.cz>
31112 * tree-inline.c (tree_function_versioning): Output debug info.
31114 2009-02-28 Jan Hubicka <jh@suse.cz>
31117 * tree-inline.c (setup_one_parameter): Do not copy propagate
31118 arguments when not optimizing.
31120 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
31123 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
31124 (avx_addsubv4df3): Likewise.
31125 (*avx_addsubv4sf3): Likewise.
31126 (sse3_addsubv4sf3): Likewise.
31127 (*avx_addsubv2df3): Likewise.
31128 (sse3_addsubv2df3): Likewise.
31129 (avx_unpckhps256): Correct item selectors.
31130 (avx_unpcklps256): Likewise.
31131 (avx_unpckhpd256): Likewise.
31132 (avx_unpcklpd256): Likewise.
31134 2009-02-28 Jan Hubicka <jh@suse.cz>
31136 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
31138 (copy_arguments_for_versioning): If var is declared don't declare it.
31139 (tree_function_versioning): First setup substitutions and then copy
31142 2009-02-27 Jan Hubicka <jh@suse.cz>
31145 * cgraph.h (varpool_output_debug_info): Remove.
31146 * cgraphunit.c (varpool_output_debug_info): Remove.
31147 * dwarf2out.c (deferred_locations_struct): New struct
31148 (deferred_locations): New type.
31149 (deferred_locations_list): New static var.
31150 (deffer_location): New function.
31151 (gen_variable_die): Use it.
31152 (decls_for_scope): Output info on local static vars.
31153 (dwarf2out_finish): Process deferred locations.
31154 * varpool.c (varpool_output_debug_info): Remove.
31156 2009-02-27 Jan Hubicka <jh@suse.cz>
31159 * tree.h (TREE_PROTECTED): Fix comment.
31160 (BLOCK_HANDLER_BLOCK): Remove.
31161 (struct tree_block): Remove handler_block add body_block.
31162 (inlined_function_outer_scope_p): New.
31163 (is_body_block): Remove.
31164 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
31165 * dwarf2out.c (is_inlined_entry_point): Remove.
31166 (add_high_low_attributes): Use inlined_function_outer_scope_p.
31167 (gen_block_die): Use is_inlined_entry_point check. Remove body block
31169 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
31170 * gimplify.c (gimplify_expr): Gimplify body blocks.
31171 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
31172 block with multiple subblocks.
31173 (dump_scope_block): Prettier output; dump more flags and info.
31174 (dump_scope_blocks): New.
31175 (remove_unused_locals): Use dump_scope_blocks.
31176 * tree-flow.h (dump_scope_blocks): Declare.
31177 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
31178 * stmt.c (is_body_block): Remove.
31179 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
31180 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
31182 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
31184 PR middle-end/39308
31185 * graphite.c (graphite_loop_normal_form): Do not call
31186 number_of_iterations_exit from a gcc_assert.
31188 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
31190 * config/s390/s390.c (s390_swap_cmp): Look for conditional
31191 jumps if COND is NULL.
31192 (find_cond_jump): New function.
31193 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
31194 * config/s390/s390.md: Remove z10_cobra attribute value.
31196 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
31198 * config/alpha/alpha.h (alpha_expand_mov): Return false if
31199 force_const_mem returns NULL_RTX.
31201 2009-02-26 Jan Hubicka <jh@suse.cz>
31204 * cgraph.h (varpool_output_debug_info): Remove.
31205 * cgraphunit.c (varpool_output_debug_info): Remove.
31206 * dwarf2out.c (deferred_locations_struct): New struct
31207 (deferred_locations): New type.
31208 (deferred_locations_list): New static var.
31209 (deffer_location): New function.
31210 (gen_variable_die): Use it.
31211 (decls_for_scope): Output info on local static vars.
31212 (dwarf2out_finish): Process deferred locations.
31213 * varpool.c (varpool_output_debug_info): Remove.
31215 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
31217 PR rtl-optimization/39241
31218 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
31219 to subreg_offset_representable_p.
31221 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
31223 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
31224 execute function prototype. Get f and nregs from max_reg_num
31225 and get_insns. Remove the first backward pass as it's dead,
31226 guard the forward pass by flag_expensive_optimizations.
31227 (rest_of_handle_regmove): Delete.
31228 (pass_regmove): Replace it with regmove_optimize.
31230 2009-02-25 Martin Jambor <mjambor@suse.cz>
31232 PR tree-optimization/39259
31233 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
31234 calls_alloca function flags.
31235 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
31236 calls are detected.
31238 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
31240 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
31241 flags_set_1_rtx, flags_set_1_set): Delete.
31242 (regmove_optimize): Do not call mark_flags_life_zones.
31244 2009-02-24 Julian Brown <julian@codesourcery.com>
31247 * config/arm/arm.c (require_pic_register): Only set
31248 cfun->machine->pic_reg once per function.
31250 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
31252 * doc/invoke.texi (Link Options): Document an easier way to pass
31253 options that take arguments to the GNU linker using -Xlinker and -Wl.
31255 2009-02-24 Steve Ellcey <sje@cup.hp.com>
31258 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
31260 2009-02-24 Richard Guenther <rguenther@suse.de>
31263 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
31265 2009-02-24 Richard Guenther <rguenther@suse.de>
31266 Zdenek Dvorak <ook@ucw.cz>
31268 PR tree-optimization/39233
31269 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
31270 from converting them to a generic type.
31272 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
31274 PR tree-optimization/39260
31275 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
31276 contains a condition with a real type.
31277 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
31279 2009-02-23 Jason Merrill <jason@redhat.com>
31282 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
31283 narrowing_initializer_constant_valid_p.
31284 (narrowing_initializer_constant_valid_p): Don't return
31285 null_pointer_node for adding a pointer to itself.
31287 2009-02-23 Jan Hubicka <jh@suse.cz>
31290 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
31293 2009-02-23 Jan Hubicka <jh@suse.cz>
31295 PR tree-optimization/37709
31296 * tree.c (block_ultimate_origin): Move here from dwarf2out.
31297 * tree.h (block_ultimate_origin): Declare.
31298 * dwarf2out.c (block_ultimate_origin): Move to tree.c
31299 * tree-ssa-live.c (remove_unused_scope_block_p):
31300 Eliminate blocks containig no instructions nor live variables nor
31302 (dump_scope_block): New function.
31303 (remove_unused_locals): Enable removal of dead blocks by default;
31304 enable dumping at TDF_DETAILS.
31306 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
31308 * config/i386/i386.c (classify_argument): Don't allow COImode
31310 (function_arg_advance_32): Don't allow OImode.
31311 (function_arg_32): Likewise.
31312 (function_value_32): Likewise.
31313 (return_in_memory_32): Likewise.
31314 (function_arg_64): Remove OImode comment.
31316 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
31319 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
31320 ix86_expand_vector_set for V4DImode in 64bit mode only.
31321 (ix86_expand_vector_init_one_var): Likewise.
31323 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
31325 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
31327 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
31330 * loop-iv.c: Revert last change.
31331 * emit-rtl.c: Likewise.
31333 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
31336 * config/i386/i386.c (type_natural_mode): Remove an extra
31337 space in the warning message.
31338 (function_value_32): Handle 32-byte vector modes.
31339 (return_in_memory_32): Likewise.
31341 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
31343 * loop-iv.c (truncate_value): New function.
31344 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
31346 (lowpart_subreg): Move to...
31347 * emit-rtl.c: ...here.
31349 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
31351 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
31352 accidental and undocumented change at revision 140860.
31354 2009-02-21 Joseph Myers <joseph@codesourcery.com>
31356 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
31357 take gimple_seq * arguments.
31358 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
31359 types_compatible_p langhook.
31361 2009-02-20 Mark Mitchell <mark@codesourcery.com>
31362 Joseph Myers <joseph@codesourcery.com>
31364 * config/arm/arm.c (arm_builtin_va_list): New function.
31365 (arm_expand_builtin_va_start): Likewise.
31366 (arm_gimplify_va_arg_expr): Likewise.
31367 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
31368 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
31369 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
31370 (va_list_type): New variable.
31371 (arm_mangle_type): Mangle va_list_type appropriately.
31373 2009-02-20 Jakub Jelinek <jakub@redhat.com>
31375 PR middle-end/39157
31376 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
31377 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
31378 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
31379 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
31380 parameter to 1000 for -O1 by default.
31381 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
31383 * loop-invariant.c: Include params.h.
31384 (move_loop_invariants): Don't call move_single_loop_invariants on
31387 2009-02-20 Jaka Mocnik <jaka@xlab.si>
31389 * calls.c (emit_library_call_value_1): Use slot_offset instead of
31390 offset when calculating bounds for indexing stack_usage_map. Fixes
31391 a buffer overflow with certain target setups.
31393 2009-02-20 Jakub Jelinek <jakub@redhat.com>
31396 * calls.c (expand_call): Clear try_tail_call if caller and callee
31397 disagree in promotion of function return value.
31399 2009-02-19 Jakub Jelinek <jakub@redhat.com>
31402 * c-common.c (c_determine_visibility): If visibility changed and
31403 DECL_RTL has been already set, call make_decl_rtl to update symbol
31406 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
31409 * varasm.c (assemble_variable): Don't check DECL_NAME when
31410 globalizing a variable.
31412 2009-02-19 Joseph Myers <joseph@codesourcery.com>
31415 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
31416 expression before any __builtin_trap call.
31417 * c-typeck.c (build_function_call): Convert and check function
31418 arguments before generating a call to a trap. Evaluate the
31419 function arguments before the trap.
31421 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
31424 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
31425 (UNSPEC_FXAM_MEM): New unspec.
31426 (fxam<mode>2_i387_with_temp): New insn and split pattern.
31427 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
31428 memory using fxam<mode>2_i387_with_temp to remove excess precision.
31430 2009-02-19 Richard Guenther <rguenther@suse.de>
31432 PR tree-optimization/39207
31433 PR tree-optimization/39074
31434 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
31435 storedanything_tree): New.
31436 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
31437 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
31438 (build_succ_graph): Add edges from STOREDANYTHING to all
31440 (init_base_vars): Initialize STOREDANYTHING.
31441 (compute_points_to_sets): Free substitution info after
31442 building the succ graph.
31443 (ipa_pta_execute): Likewise.
31445 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
31447 (do_ds_constraint): Do not add to special var or non-pointer
31449 (type_could_have_pointers): Split out from ...
31450 (could_have_pointers): ... here. For arrays use the element type.
31451 (create_variable_info_for): Initialize may_have_pointers.
31452 (new_var_info): Likewise.
31453 (handle_lhs_call): Make the HEAP variable unknown-sized.
31454 (intra_create_variable_infos): Use a type with pointers for
31455 PARM_NOALIAS, make it unknown-sized.
31457 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
31460 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
31462 2009-02-18 Jason Merrill <jason@redhat.com>
31465 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
31466 value if DECL_EXTERNAL.
31467 * tree-sra.c (sra_walk_gimple_assign): Likewise.
31468 * target.h (gcc_target::binds_local_p): Clarify "module".
31469 * tree.h (TREE_PUBLIC): Clarify "module".
31471 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
31474 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
31475 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
31477 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
31480 * c.opt (Wabi): Support C and ObjC.
31483 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
31485 * config/i386/i386.c (classify_argument): Warn once about the ABI
31486 change when passing union with long double.
31488 * doc/invoke.texi: Update -Wabi for warning psABI changes.
31490 2009-02-18 Joseph Myers <joseph@codesourcery.com>
31493 * c-parser.c (c_parser_compound_statement): Always enter and leave
31496 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
31499 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
31501 2009-02-18 Jakub Jelinek <jakub@redhat.com>
31503 PR tree-optimization/36922
31504 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
31505 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
31508 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
31510 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
31513 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
31515 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
31517 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
31519 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
31522 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
31523 Richard Sandiford <rdsandiford@googlemail.com>
31525 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
31526 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
31527 (loongson_biadd): ...this.
31529 2009-02-17 Richard Guenther <rguenther@suse.de>
31531 PR tree-optimization/39202
31532 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
31533 a var make sure to follow existing collapses.
31535 2009-02-17 Richard Guenther <rguenther@suse.de>
31537 PR middle-end/39214
31538 * langhooks.c (lhd_print_error_function): Check for NULL block.
31540 2009-02-17 Richard Guenther <rguenther@suse.de>
31542 PR tree-optimization/39204
31543 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
31546 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
31548 * config/soft-fp/double.h: Update from glibc CVS.
31550 2009-02-17 Richard Guenther <rguenther@suse.de>
31552 PR tree-optimization/39207
31553 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
31554 strict-aliasing warnings for pointers pointing to NULL.
31556 2009-02-16 Joseph Myers <joseph@codesourcery.com>
31559 * c-parser.c (c_parser_braced_init): Call pop_init_level when
31560 skipping until next close brace.
31562 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
31565 * config/i386/i386.c (ix86_expand_push): Set memory alignment
31566 to function argument boundary.
31568 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
31570 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
31571 in the lea_add. Reload eventually constraints it properly.
31572 * config/picochip/constraints.md: Remove the target constraint
31573 "b", since it is not needed anymore.
31575 2009-02-16 Jakub Jelinek <jakub@redhat.com>
31577 * gthr-dce.h: Uglify function parameter and local variable names.
31578 * gthr-gnat.h: Likewise.
31579 * gthr-mipssde.h: Likewise.
31580 * gthr-nks.h: Likewise.
31581 * gthr-posix95.h: Likewise.
31582 * gthr-posix.h: Likewise.
31583 * gthr-rtems.h: Likewise.
31584 * gthr-single.h: Likewise.
31585 * gthr-solaris.h: Likewise.
31586 * gthr-tpf.h: Likewise.
31587 * gthr-vxworks.h: Likewise.
31588 * gthr-win32.h: Likewise.
31590 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
31593 * config/i386/i386.md: Restrict the new peephole2 to move
31594 between MMX/SSE registers.
31596 2009-02-15 Richard Guenther <rguenther@suse.de>
31599 2009-02-13 Richard Guenther <rguenther@suse.de>
31601 * configure.ac: Enable LFS.
31602 * configure: Re-generate.
31603 * config.in: Likewise.
31605 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
31607 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
31608 spu_srqwbyte, spu_srqwbytebc): Define.
31609 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
31610 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
31611 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
31612 "shrqby_<mode>"): New insn-and-split patterns.
31613 * config/spu/spu.c (expand_builtin_args): Determine and return
31614 number of operands using spu_builtin_description data.
31615 (spu_expand_builtin_1): Use it.
31617 2009-02-13 Steve Ellcey <sje@cup.hp.com>
31620 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
31623 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
31626 * config/i386/i386.c (override_options): Correct warning
31627 messages for -malign-loops, -malign-jumps and -malign-functions.
31629 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
31632 * config/i386/i386.md: Restrict the new peephole2 to move
31633 between the general purpose registers.
31635 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
31638 * config/i386/i386.c (type_natural_mode): Add a new argument.
31639 Return the original mode and warn ABI change if vector size is 32byte.
31640 (function_arg_advance): Updated.
31641 (function_arg): Likewise.
31642 (ix86_function_value): Likewise.
31643 (ix86_return_in_memory): Likewise.
31644 (ix86_sol10_return_in_memory): Likewise.
31645 (ix86_gimplify_va_arg): Likewise.
31646 (function_arg_32): Don't warn ABX ABI change here.
31647 (function_arg_64): Likewise.
31649 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
31651 * loop-iv.c (implies_p): In the final case, test that operands 0
31652 of the two comparisons match.
31654 * config/bfin/bfin.c (find_prev_insn_start): New function.
31655 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
31656 (find_next_insn_start): Move.
31658 2009-02-13 Richard Guenther <rguenther@suse.de>
31660 * configure.ac: Enable LFS.
31661 * configure: Re-generate.
31662 * config.in: Likewise.
31664 2009-02-13 Joseph Myers <joseph@codesourcery.com>
31667 * c-parser.c (c_parser_parms_list_declarator): Discard pending
31668 sizes on syntax error after some arguments have been parsed.
31670 2009-02-12 Jakub Jelinek <jakub@redhat.com>
31672 * doc/invoke.texi (-fira): Remove.
31674 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
31676 * caller-save.c: Replace regclass.c with reginfo.c in comments.
31677 * recog.c: Likewise.
31680 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
31682 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
31683 (umul_ppmm): Likewise.
31684 (count_leading_zeros): Likewise.
31685 (count_trailing_zeros): Likewise.
31686 (UMUL_TIME): Likewise.
31688 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
31690 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
31691 soft-fp/t-softfp to tmake_file.
31693 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
31694 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
31695 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
31696 IA64_BUILTIN_INFQ]: New.
31697 (ia64_init_builtins): Initialize __builtin_infq,
31698 __builtin_fabsq and __builtin_copysignq if not HPUX.
31699 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
31700 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
31702 * config/ia64/lib1funcs.asm (__divtf3): Define only if
31704 (__fixtfti): Likewise.
31705 (__fixunstfti): Likewise.
31706 (__floattitf): Likewise.
31708 * config/ia64/libgcc-glibc.ver: New.
31709 * config/ia64/t-fprules-softfp: Likewise.
31710 * config/ia64/sfp-machine.h: Likewise.
31712 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
31713 (LIBGCC2_TF_CEXT): Likewise.
31714 (TF_SIZE): Likewise.
31715 (TARGET_INIT_LIBFUNCS): Likewise.
31717 * config/ia64/t-glibc (SHLINB_MAPFILES):
31718 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
31720 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
31722 * config/i386/i386.c (construct_container): Rewrite processing
31723 BLKmode with X86_64_SSE_CLASS.
31725 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
31728 * config/i386/i386.md: Replace simplify_replace_rtx with
31729 replace_rtx in the new peephole2.
31731 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
31733 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
31734 loop unrolling do not happen at -O2.
31736 2009-02-12 Michael Matz <matz@suse.de>
31738 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
31740 2009-02-12 Jakub Jelinek <jakub@redhat.com>
31742 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
31745 2009-02-12 Ben Elliston <bje@au.ibm.com>
31747 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
31748 patterns when updating the back chain. Missed in the 2009-02-10
31751 2009-02-11 Janis Johnson <janis187@us.ibm.com>
31753 * doc/extend.texi (Decimal Floating Types): Update identifier of
31754 draft TR and list of missing support.
31756 2009-02-11 Jakub Jelinek <jakub@redhat.com>
31758 PR middle-end/39154
31759 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
31760 bit to variable length decl's flags, add it also to its
31761 pointer replacement variable.
31763 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
31764 Jakub Jelinek <jakub@redhat.com>
31767 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
31768 (memory_blockage): New expander.
31769 (*memory_blockage): New insn pattern.
31770 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
31771 instead of general blockage at the end of function prologue when
31772 frame pointer is used to access red zone area. Do not emit blockage
31773 when profiling, it is emitted in generic code.
31774 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
31775 function epilogue when frame pointer is used to access red zone area.
31777 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
31780 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
31781 by arithmetic with memory operands.
31782 * config/i386/predicates.md (commutative_operator): New.
31784 2009-02-10 Janis Johnson <janis187@us.ibm.com>
31786 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
31789 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
31791 * alias.h (record_alias_subset): Declare.
31792 * alias.c (record_alias_subset): Make global.
31794 2009-02-10 Nick Clifton <nickc@redhat.com>
31796 * tree-parloops.c: Change license to GPLv3.
31797 * ipa-struct-reorg.c: Change license to GPLv3.
31798 * ipa-struct-reorg.h: Change license to GPLv3.
31800 2009-02-10 Steve Ellcey <sje@cup.hp.com>
31803 * c-decl.c (start_struct): Return NULL on error.
31805 2009-02-10 Jakub Jelinek <jakub@redhat.com>
31807 PR middle-end/39124
31808 * cfgloopmanip.c (remove_path): Call remove_bbs after
31809 cancel_loop_tree, not before it.
31812 * function.h (struct function): Add has_local_explicit_reg_vars bit.
31813 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
31814 VAR_DECLs were seen.
31815 * tree-ssa-live.c (remove_unused_locals): Recompute
31816 cfun->has_local_explicit_reg_vars.
31817 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
31818 copies or clearings if cfun->has_local_explicit_reg_vars.
31820 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
31823 * config/i386/i386.c (expand_prologue): Emit blockage at the end
31824 of function prologue when frame pointer is used to access
31827 2009-02-10 Richard Guenther <rguenther@suse.de>
31829 PR middle-end/39127
31830 * gimplify.c (gimple_regimplify_operands): Always look if
31831 we need to create a temporary.
31833 2009-02-10 Richard Guenther <rguenther@suse.de>
31835 PR tree-optimization/39132
31836 * tree-loop-distribution.c (todo): New global var.
31837 (generate_memset_zero): Trigger TODO_rebuild_alias.
31838 (tree_loop_distribution): Return todo.
31840 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
31843 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
31844 (x86_64_reg_class_name): Removed.
31845 (classify_argument): Return 0 if bytes > 32. Return 0 if the
31846 first one isn't X86_64_SSE_CLASS or any other ones aren't
31847 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
31848 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
31849 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
31850 and 3 X86_64_SSEUP_CLASS.
31851 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
31852 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
31854 2009-02-10 Ben Elliston <bje@au.ibm.com>
31856 * config/rs6000/rs6000.md (allocate_stack): Always use an update
31857 form instruction to update the stack back chain word, even if the
31858 user has disabled the generation of update instructions.
31859 (movdi_<mode>_update_stack): New.
31860 (movsi_update_stack): Likewise.
31861 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
31862 always use an update form instruction to update the stack back
31865 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
31867 PR middle-end/38953
31868 * graphite.c (if_region_set_false_region): After moving a region in
31869 the false branch of a condition, remove the empty dummy basic block.
31870 (gloog): Remove wrong fix for PR38953.
31872 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
31874 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
31875 generation due to implicit sign extension.
31877 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
31879 PR middle-end/38981
31880 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
31881 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
31883 2009-02-09 Richard Guenther <rguenther@suse.de>
31885 PR middle-end/35202
31886 * convert.c (convert_to_real): Disable (float)fn((double)x)
31887 to fnf(x) conversion if errno differences may occur and
31888 -fmath-errno is set.
31890 2009-02-07 Anatoly Sokolov <aesok@post.ru>
31892 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
31893 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
31894 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
31896 2009-02-06 Joseph Myers <joseph@codesourcery.com>
31899 * c-common.c (handle_alias_attribute): Disallow attribute for
31900 anything not a FUNCTION_DECL or VAR_DECL.
31902 2009-02-06 Janis Johnson <janis187@us.ibm.com>
31905 * real.c (do_compare): Special-case compare of zero against
31906 decimal float value.
31908 2009-02-06 Joseph Myers <joseph@codesourcery.com>
31911 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
31912 as indicating flexible array members unless the field itself is
31913 being declarared as the incomplete array.
31915 2009-02-06 Jan Hubicka <jh@suse.cz>
31917 PR tree-optimization/38844
31918 * ipa-inline.c (try_inline): Stop inlining recursion when edge
31919 is already inlined.
31921 2009-02-06 Richard Guenther <rguenther@suse.de>
31923 PR middle-end/38977
31924 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
31925 fork because we may expand it as __gcov_fork.
31927 2009-02-06 Nick Clifton <nickc@redhat.com>
31929 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
31931 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
31933 PR tree-optimization/35659
31934 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
31935 vn_phi_eq): Shortcut if hashcode does not match.
31936 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
31938 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
31939 and avoid iterative_hash_expr.
31940 (FOR_EACH_VALUE_ID_IN_SET): New.
31941 (value_id_compare): Remove.
31942 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
31943 sort expressions by value id.
31945 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
31948 * config/sh/predicates.md (general_movsrc_operand): Don't check
31949 the subreg of system registers here.
31951 2009-02-05 Jakub Jelinek <jakub@redhat.com>
31954 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
31955 on the copied decl.
31957 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
31959 PR rtl-optimization/39110
31960 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
31961 addresses, not aligned ones.
31963 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
31964 Richard Guenther <rguenther@suse.de>
31966 PR tree-optimization/39100
31967 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
31968 comment says and add edges.
31970 2009-02-05 Joseph Myers <joseph@codesourcery.com>
31973 * c-common.c (handle_tls_model_attribute): Ignore attribute for
31974 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
31976 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
31978 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
31979 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
31980 register_bb_in_sese, new_sese, free_sese): Moved.
31981 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
31982 outermost_loop_in_scop, build_scop_iteration_domain,
31983 expand_scalar_variables_ssa_name, get_vdef_before_scop,
31984 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
31985 Use loop_in_sese_p instead of loop_in_scop_p.
31986 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
31987 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
31988 (scopdet_basic_block_info): Fix bug in scop detection.
31989 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
31990 eq_loop_to_cloog_loop): Remove.
31991 (nb_loops_around_loop_in_scop, nb_loop
31992 ref_nb_loops): Moved here...
31993 * graphite.h (ref_nb_loops): ... from here.
31994 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
31995 (loop_domain_dim, loop_iteration_vector_dim): Remove.
31996 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
31998 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
31999 Hans-Peter Nilsson <hp@axis.com>
32001 PR rtl-optimization/37889
32002 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
32003 Move offset handling from PLUS to before the switch. Use new
32004 arguments when considering SYMBOL_REFs too.
32005 (rtx_addr_can_trap_p): Pass dummy offset and size.
32006 (enum may_trap_p_flags): Remove.
32007 (may_trap_p_1): Pass size from MEM_SIZE.
32009 PR rtl-optimization/38921
32010 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
32011 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
32012 * rtlanal.c (may_trap_after_code_motion_p): Delete.
32013 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
32015 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
32017 AVX Programming Reference (January, 2009)
32018 * config/i386/sse.md (*vpclmulqdq): New.
32020 2009-02-04 Jakub Jelinek <jakub@redhat.com>
32022 PR tree-optimization/38977
32023 PR gcov-profile/38292
32024 * calls.c (special_function_p): Disregard __builtin_ prefix.
32026 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
32028 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
32029 non-indexable addresses even before reload.
32031 2009-02-03 Joseph Myers <joseph@codesourcery.com>
32034 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
32035 as having variable size. Do not give an error for unnamed
32036 parameters with [*] declarators. Give a warning for type names
32037 with [*] declarators and mark them as variable size.
32038 * c-parser.c (c_parser_sizeof_expression): Do not give an error
32039 for sizeof applied to [*] type names.
32041 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
32044 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
32046 2009-02-03 Jakub Jelinek <jakub@redhat.com>
32048 * gcc.c (process_command): Update copyright notice dates.
32049 * gcov.c (print_version): Likewise.
32050 * gcov-dump.c (print_version): Likewise.
32051 * mips-tfile.c (main): Likewise.
32052 * mips-tdump.c (main): Likewise.
32054 2009-02-03 Joseph Myers <joseph@codesourcery.com>
32057 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
32058 for composite type involving a zero-length array type.
32060 2009-02-03 Jakub Jelinek <jakub@redhat.com>
32063 * function.c (match_asm_constraints_1): Skip over
32064 initial optional % in the constraint.
32066 PR inline-asm/39059
32067 * c-parser.c (c_parser_postfix_expression): If fixed point is not
32068 supported, don't accept FIXED_CSTs.
32069 * c-decl.c (finish_declspecs): Error if fixed point is not supported
32070 and _Sat is used without _Fract/_Accum. Set specs->type to
32071 integer_type_node for cts_fract/cts_accum if fixed point is not
32074 2009-02-02 Catherine Moore <clm@codesourcery.com>
32076 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
32078 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
32080 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
32081 (ABI_HAS_64BIT_SYMBOLS): Use it.
32082 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
32084 2009-02-02 Paul Brook <paul@codesourcery.com>
32086 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
32088 2009-02-02 Jakub Jelinek <jakub@redhat.com>
32090 PR inline-asm/39058
32091 * recog.h (asm_operand_ok): Add constraints argument.
32092 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
32093 recurse on matching constraint.
32094 (check_asm_operands): Pass constraints as 3rd argument to
32095 asm_operand_ok. Don't look up matching constraint here.
32096 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
32099 2009-02-02 Ben Elliston <bje@au.ibm.com>
32101 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
32102 TARGET_NARROW_VOLATILE_BITFIELD macro names.
32104 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
32106 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
32107 information. Remove some obsolete information. Reorganize.
32109 * config/pa/fptr.c: Revert license to GPL 2.
32110 * config/pa/milli64.S: Likewise.
32112 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
32115 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
32116 LIBRARY name in, instead of hard-coding it.
32117 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
32118 extra target make frag to tmake_files according to EH model.
32119 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
32120 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
32121 frags that define makefile variable EH_MODEL appropriately.
32122 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
32123 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
32124 to "-sjlj" according to type of EH configured.
32125 (LIBGCC_SONAME): Concatenate it to shared library base name.
32126 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
32127 to "_sjlj" according to type of EH configured.
32128 (LIBGCC_SONAME): Concatenate it to shared library base name.
32129 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
32130 (SHLIB_LINK): Add missing semicolon to if-else construct.
32131 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
32132 string value of "pe_dll" command-line option.
32133 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
32134 (SHLIB_SONAME): Use it when overriding t-cygming default.
32135 (SHLIB_IMPLIB): Override t-cygming default.
32136 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
32137 string value of "pe_dll" command-line option.
32139 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
32142 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
32143 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
32145 2009-01-31 Richard Guenther <rguenther@suse.de>
32147 PR tree-optimization/38937
32148 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
32149 computing the transitive closure.
32151 2009-01-30 Richard Guenther <rguenther@suse.de>
32153 PR tree-optimization/39041
32154 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
32155 Propagate variable indices only if the types match for this stmt.
32157 2009-01-30 Jakub Jelinek <jakub@redhat.com>
32160 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
32161 inline but never defined.
32163 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
32165 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
32166 (*insv_h_di_reg_extimm): New insn.
32167 (*insv_l<mode>_reg_extimm): New insn.
32169 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
32171 * config/picochip/picochip.c (flag_conserve_stack): set
32172 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
32173 fconserve-stack. Reduce call-overhead used by inliner.
32175 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
32178 * common.opt (flag_conserve_stack): Initialised to zero.
32180 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
32183 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
32184 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
32187 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
32189 * ira-color.c (allocno_reload_assign): Update comments.
32190 * regmove.c (regmove_optimize): Likewise.
32194 2009-01-29 Robert Millan <rmh@aybabtu.com>
32196 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
32197 * config/i386/kopensolaris-gnu.h: New file. Undefine
32198 `MD_UNWIND_SUPPORT'.
32199 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
32201 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
32203 PR tree-optimization/39007
32204 * tree-loop-distribution.c (generate_builtin): Use
32205 recompute_dominator to compute the immediate dominator of the
32206 basic block just after the loop.
32208 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
32210 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
32211 (ASM_OUTPUT_DWARF_PCREL): Define.
32213 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
32215 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
32216 * doc/passes.texi: Remove entries about regclass, local-alloc, and
32217 global. Modify entries about regmove and IRA.
32219 * ra-conflict.c: Remove the file.
32221 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
32223 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
32224 (pass_regclass_init): Rename to pass_reginfo_init.
32226 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
32228 * toplev.h (flag_ira): Remove.
32230 * caller-save.c (setup_save_areas): Remove flag_ira.
32232 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
32234 * global.c: Remove the file.
32236 * opts.c (decode_options): Remove flag_ira.
32238 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
32240 * regmove.c: Modify file description.
32241 (find_use_as_address, try_auto_increment): Define them only if
32242 AUTO_INC_DEC is defined.
32243 (replacement_quality, replace_in_call_usage, fixup_match_1,
32244 stable_and_no_regs_but_for_p): Remove.
32245 (reg_set_in_bb): Make it static.
32246 (regmove_optimize): Remove flag_ira and code which worked for
32249 * local-alloc.c: Remove the file.
32251 * common.opt (fira): Remove.
32253 * ira.c: Include except.h.
32254 (eliminable_regset): Move from global.c.
32255 (mark_elimination): Ditto. Remove flag_ira.
32256 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
32257 equiv_mem_modified, validate_equiv_mem_from_store,
32258 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
32259 contains_replace_regs, memref_referenced_p, memref_used_between_p,
32260 no_equiv, recorded_label_ref): Move from local-alloc.c.
32261 (update_equiv_regs): Ditto. Make it static.
32262 (print_insn_chain, print_insn_chains): Move it from global.c.
32263 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
32264 (build_insn_chain): Ditto. Make it static.
32265 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
32266 Rename to init_live_subregs.
32267 (gate_ira): Remove flag_ira.
32269 * regclass.c: Rename reginfo.c. Change file description.
32270 (FORBIDDEN_INC_DEC_CLASSES): Remove.
32271 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
32272 (init_reg_sets_1): Remove code for evaluation of
32273 reg_class_superclasses and losing_caller_save_reg_set.
32274 (init_regs): Remove init_reg_autoinc.
32275 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
32276 ok_for_base_p_nonstrict): Remove.
32277 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
32278 (pass_regclass_init): Rename to pass_reginfo_init. Modify
32279 corresponding entries.
32280 (dump_regclass, record_operand_costs, scan_one_insn,
32281 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
32282 record_address_regs, auto_inc_dec_reg_p): Remove.
32283 (gt-regclass.h): Rename to gt-reginfo.h.
32285 * rtl.h (dump_global_regs, retry_global_alloc,
32286 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
32288 * Makefile.in (RA_H): Remove.
32289 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
32290 Rename regclass.o to reginfo.o.
32291 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
32293 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
32294 (GTFILES): Rename regclass.c to reginfo.c.
32296 * passes.c (init_optimization_passes): Remove pass_local_alloc and
32297 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
32299 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
32300 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
32302 (finish_spills): Ditto. Remove code for !flag_ira.
32304 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
32306 PR middle-end/35854
32307 * doc/invoke.texi (rtl debug options): Complete rewrite.
32308 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
32310 * mode-switching.c (pass_mode_switching): Rename pass from
32311 "mode-sw" to "mode_sw".
32312 * except.c (pass_convert_to_eh_ranges): Rename pass from
32313 "eh-ranges" to "eh_ranges".
32314 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
32318 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
32319 Alexander Monakov <amonakov@ispras.ru>
32321 PR middle-end/38857
32322 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
32324 (move_exprs_to_boundary): Change return type and pass through
32325 should_move from move_op. Relax assert. Update usage ...
32326 (schedule_expr_on_boundary): ... here. Use should_move instead of
32328 (move_op_orig_expr_found): Indicate that insn was disconnected from
32330 (code_motion_process_successors): Do not call after_merge_succs
32331 callback if original expression was not found when traversing any of
32333 (code_motion_path_driver): Change return type. Update prototype.
32334 (move_op): Update comment. Add a new parameter (should_move). Update
32335 prototype. Set *should_move based on indication provided by
32336 move_op_orig_expr_found.
32338 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
32340 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
32341 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
32342 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
32343 * config/rs6000/rs6000.c (rs6000_override_options): Default
32344 avoid-indexed-addresses on for Power6, off for everything else.
32345 (avoiding_indexed_address_p): New function.
32346 (rs6000_legitimize_address): Use it.
32347 (rs6000_legitimate_address): Likewise.
32348 * config/rs6000/rs6000.md (movXX_updateX): Likewise
32350 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
32352 PR tree-optimization/38997
32353 * tree-loop-distribution.c (generate_memset_zero): Use
32354 POINTER_PLUS_EXPR for a pointer addition.
32356 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
32358 * config/s390/s390.md (bswap<mode>2): New pattern added.
32360 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
32362 * config/s390/s390.md (*tls_load_31): Added type attribute.
32364 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
32366 * config/s390/s390.md: Fix a few comments.
32368 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
32370 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
32371 (*tm<mode>_full): Fixed z10prop attribute.
32372 (*tst<mode>_extimm): Fixed z10prop attribute.
32373 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
32374 (*tstqiCCT_cconly): Fixed z10prop attribute.
32375 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
32376 (*movsi_larl): Fixed z10prop attribute.
32377 (*movsi_zarch): Fixed z10prop attribute.
32378 (*movsi_eas): Fixed z10prop attribute.
32379 (*movhi): Fixed z10prop attribute.
32380 (*movqi): Fixed z10prop attribute.
32381 (*movstrictqi): Fixed z10prop attribute.
32382 (*mov<mode>): Fixed z10prop attribute.
32383 (*movcc): Fixed z10prop attribute.
32384 (*sethighpartdi_64): Fixed z10prop attribute.
32385 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
32386 (*negdi2_sign_cc): Fixed z10prop attribute.
32387 (*negdi2_sign): Fixed z10prop attribute.
32388 (*absdi2_sign_cc): Fixed z10prop attribute.
32389 (*absdi2_sign): Fixed z10prop attribute.
32390 (*negabsdi2_sign_cc): Fixed z10prop attribute.
32391 (*negabsdi2_sign): Fixed z10prop attribute.
32392 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
32393 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
32394 (doloop_si64): Fixed z10prop attribute.
32395 (doloop_si31): Fixed z10prop attribute.
32396 (doloop_long): Fixed z10prop attribute.
32397 (indirect_jump): Fixed z10prop attribute.
32398 (nop): Fixed z10prop attribute.
32399 (main_base_64): Fixed z10prop attribute.
32400 (reload_base_64): Fixed z10prop attribute.
32402 2009-01-28 Jakub Jelinek <jakub@redhat.com>
32404 PR rtl-optimization/38740
32405 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
32407 * config/mips/mips.c (mips_reorg): Likewise.
32409 2009-01-28 Richard Guenther <rguenther@suse.de>
32411 PR tree-optimization/38926
32412 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
32413 with the correct value id to a value.
32414 (do_regular_insertion): Use the value number of edoubleprime
32415 for the value number of the expr.
32418 2008-08-21 Richard Guenther <rguenther@suse.de>
32420 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
32421 a PHI ask VN if it is already available.
32422 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
32423 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
32425 2009-01-28 Jakub Jelinek <jakub@redhat.com>
32427 PR middle-end/38934
32428 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
32429 set to varying whenever max has TREE_OVERFLOW set, similarly
32430 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
32432 2009-01-28 Richard Guenther <rguenther@suse.de>
32434 PR middle-end/38908
32435 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
32436 uninitialized aggregate uses in call arguments.
32438 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
32440 PR tree-optimization/38984
32441 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
32442 the nothing_id variable if -fno-delete-null-pointer-checks.
32444 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
32447 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
32448 (set_got_offset_rex64): Ditto.
32450 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
32453 * doc/extend.texi: Improve local variable with asm reg.
32455 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
32457 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
32458 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
32459 was not supplied then set warn_packed_bitfield_compat to the
32460 default value of 1.
32461 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
32464 2009-01-27 Richard Guenther <rguenther@suse.de>
32466 PR tree-optimization/38503
32467 * cfgexpand.c (expand_gimple_basic_block): Ignore
32468 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
32469 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
32470 variables that cannot have TBAA applied.
32471 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
32474 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
32476 PR middle-end/38969
32477 * calls.c (initialize_argument_information): Do not wrap complex
32478 arguments in SAVE_EXPR.
32480 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
32482 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
32483 (INSTALL_LIBGCC): Revert typo commit.
32485 2009-01-26 Richard Guenther <rguenther@suse.de>
32487 PR tree-optimization/38745
32488 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
32489 from special handling.
32491 2009-01-26 Richard Guenther <rguenther@suse.de>
32493 PR tree-optimization/38745
32494 * tree-ssa.c (execute_update_addresses_taken): Do not include
32495 variables that cannot possibly be a register in not_reg_needs.
32496 Do not clear TREE_ADDRESSABLE on vars that may not become
32498 * tree-ssa.c (update_alias_info_1): Include those in the set
32499 of addressable vars.
32501 2009-01-26 Richard Guenther <rguenther@suse.de>
32503 PR middle-end/38851
32504 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
32505 * tree-ssa-dse.c: Include langhooks.h
32506 (execute_simple_dse): Remove stores with zero size.
32508 2009-01-24 Jakub Jelinek <jakub@redhat.com>
32511 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
32514 2009-01-24 Julian Brown <julian@codesourcery.com>
32516 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
32517 config/arm/linux-atomic.c.
32518 * config/arm/linux-atomic.c: New.
32520 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
32522 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
32523 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
32524 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
32526 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
32529 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
32532 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
32534 PR tree-optimization/38953
32535 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
32536 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
32537 (gloog): Split the exit of the scop when the scop exit is a loop exit.
32538 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
32541 2009-01-24 Paul Brook <paul@codesourcery.com>
32543 * config/arm/neon.md (neon_type): Move to arm.md.
32544 (neon_mov<VSTRUCT>): Add neon_type attribute.
32545 * config/arm/arm.md (neon_type): Move to here.
32546 (conds): Add "unconditioal" and use as default for NEON insns.
32548 2009-01-24 Ben Elliston <bje@au.ibm.com>
32550 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
32551 void *' warning from -Wc++-compat.
32552 * Makefile.in (dominance.o-warn): Remove.
32554 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
32556 PR tree-optimization/38932
32557 * fold-const.c (fold_unary_ignore_overflow): New.
32558 * tree.h (fold_unary_ignore_overflow): Declare.
32559 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
32560 * tree-ssa-sccvn.c (visit_reference_op_load,
32561 simplify_unary_expression): Likewise.
32563 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
32565 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
32566 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
32567 regardless of their type.
32568 * c-common.c (handle_packed_attribute): Don't ignore packed on
32570 * c.opt (Wpacked-bitfield-compat): New warning option.
32571 * stor-layout.c (place_field): Warn if offset of a field changed.
32572 * doc/extend.texi (packed): Mention the ABI change.
32573 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
32574 (Warning Options): Add it to the list.
32576 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
32578 * c-opts.c (c_common_post_options): Fix a typo in comments.
32580 2009-01-22 Steve Ellcey <sje@cup.hp.com>
32582 PR middle-end/38615
32583 * gimplify.c (gimplify_init_constructor): Fix promotion of const
32584 variables to static.
32585 * doc/invoke.texi (-fmerge-all-constants): Update description.
32587 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
32590 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
32591 (*movdi_1_rex64): Use type "mmx" for alternative 5.
32593 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
32595 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
32597 (LOCAL_ALIGNMENT): Similarly.
32599 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
32600 Joseph Myers <joseph@codesourcery.com>
32602 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
32603 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
32604 * config/arm/arm-tune.md: Regenerate.
32605 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
32608 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
32610 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
32611 version number to five.
32613 2009-01-22 Dodji Seketeli <dodji@redhat.com>
32616 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
32617 * c-common.c (set_underlying_type): Likewise.
32618 (is_typedef_decl ): Likewise
32620 (set_underlying_type): Likewise.
32621 (is_typedef_type): Likewise.
32623 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
32625 PR middle-end/38587
32626 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
32629 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
32632 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
32633 (LIBGCC_SPEC): Don't define.
32634 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
32636 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
32638 PR rtl-optimization/38879
32639 * alias.c (base_alias_check): Unaligned access via AND address can
32640 alias all surrounding object types except those with sizes equal
32641 or wider than the size of unaligned access.
32643 2009-01-21 Dodji Seketeli <dodji@redhat.com>
32646 * c-decl.c (clone_underlying_type): Move this ...
32647 * c-common.c (set_underlying_type): ... here.
32648 Also, make sure the function properly sets TYPE_STUB_DECL() on
32649 the newly created typedef variant type.
32650 (is_typedef_decl ): New entry point.
32651 * tree.h: Added a new member member_types_needing_access_check to
32652 struct tree_decl_non_common.
32653 (set_underlying_type): New entry point.
32654 (is_typedef_type): Likewise.
32656 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
32658 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
32659 Check whether two instructions have memory references that
32660 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
32661 are helper functions for traversing.
32662 * alias.h (insn_alias_sets_confilict_p): New prototypes.
32663 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
32664 not to draw dependency edge for instructions with non-conflicting
32667 2009-01-20 Joseph Myers <joseph@codesourcery.com>
32670 * longlong.h: Update copyright years. Use soft-fp license notice.
32671 Sync __clz_tab declaration with glibc.
32673 2009-01-20 Steve Ellcey <sje@cup.hp.com>
32676 * doc/extend.texi (syscall_linkage): New.
32677 (version_id): Modify.
32679 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
32680 Richard Guenther <rguenther@suse.de>
32682 PR tree-optimization/38747
32683 PR tree-optimization/38748
32684 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
32685 conversion if the base address is an indirect reference and the
32686 aliasing sets could cause issues.
32688 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
32690 * common.opt (fgraphite, fgraphite-identity): Add comment for
32691 explaining why these options are not documented.
32693 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
32695 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
32696 gimple_call_lhs is NULL.
32698 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
32701 * emit-rtl.c (adjust_address_1): Make sure memref is never
32704 2009-01-20 Ben Elliston <bje@au.ibm.com>
32706 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
32707 const qualifier from arg parameter. Remove unnecessary cast to char *.
32708 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
32709 const qualifier from arg 2.
32711 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
32713 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
32715 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
32718 * rtl.h (reinit_regs): New prototype.
32719 * regclass.c: Include ira.h.
32720 (reinit_regs): New.
32721 * Makefile.in (regclass.o): Add ira.h.
32722 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
32724 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
32727 * c-common.c (handle_aligned_attribute): Use
32728 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
32729 default alignment value.
32731 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
32733 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
32734 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
32736 * doc/extend.texi: Update __attribute__ ((aligned)). Document
32737 __BIGGEST_ALIGNMENT__.
32739 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
32741 2009-01-18 Richard Guenther <rguenther@suse.de>
32743 PR tree-optimization/38819
32744 * tree-flow.h (operation_could_trap_helper_p): Declare.
32745 * tree-eh.c (operation_could_trap_helper_p): Export.
32746 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
32747 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
32748 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
32749 are about to insert a possibly trapping instruction and fail
32752 2009-01-18 Andreas Schwab <schwab@suse.de>
32754 * doc/install.texi (Configuration): Remove obsolete paragraph
32755 about use of --with-gnu-ld with --with-gnu-as.
32757 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
32759 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
32760 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
32761 Follow spelling conventions.
32763 2009-01-18 Ben Elliston <bje@au.ibm.com>
32765 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
32766 C++ warning about implicit conversion from void * to struct
32768 (bitmap_obstack_free): Likewise for bitmap_element *.
32769 * Makefile.in (bitmap.o-warn): Remove.
32771 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
32773 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
32775 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
32776 Tobias Grosser <tobi.grosser@amd.com>
32778 * graphite.c (graphite_trans_scop_block): Do not block single
32781 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
32783 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
32784 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
32785 test with assertion.
32787 2009-01-16 Richard Guenther <rguenther@suse.de>
32789 PR tree-optimization/38835
32790 PR middle-end/36227
32791 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
32792 and INT + PTR -> (INT)(PTR p+ INT) folding.
32793 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
32795 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
32798 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
32799 the subreg from a lowpart subreg if it is also casting the value.
32801 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
32802 Tobias Grosser <tobi.grosser@amd.com>
32804 * graphite.c (compare_prefix_loops): New.
32805 (build_scop_canonical_schedules): Rewritten.
32806 (graphite_transform_loops): Move build_scop_canonical_schedules
32807 after build_scop_iteration_domain.
32809 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
32810 Tobias Grosser <tobi.grosser@amd.com>
32812 * graphite.c (add_conditions_to_domain): Add the loops to
32813 the dimension of the iteration domain. Do copy the domain
32814 only when it exists.
32815 (build_scop_conditions_1): Do not call add_conditions_to_domain.
32816 (add_conditions_to_constraints): New.
32817 (can_generate_code_stmt, can_generate_code): Removed.
32818 (gloog): Do not call can_generate_code.
32819 (graphite_transform_loops): Call add_conditions_to_constraints
32820 after building the iteration domain.
32822 2009-01-16 Jakub Jelinek <jakub@redhat.com>
32824 PR tree-optimization/38789
32825 * tree-ssa-threadedge.c
32826 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
32827 __builtin_constant_p.
32829 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
32831 * dce.c (delete_unmarked_insns): Reversed the order that insns are
32832 examined before deleting them.
32834 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
32836 * function.c (aggregate_value_p): Correctly extract the function
32837 type from CALL_EXPR_FN lookup.
32839 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
32841 * config/picochip/picochip.c (picochip_override_options): Revert
32842 CFI asm flag disable commited previously.
32844 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
32845 Tobias Grosser <tobi.grosser@amd.com>
32846 Jan Sjodin <jan.sjodin@amd.com>
32848 * graphite.c (scan_tree_for_params): On substractions negate
32849 all the coefficients of the term.
32850 (clast_to_gcc_expression_red): New. Handle reduction expressions
32851 of more than two operands.
32852 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
32853 (get_vdef_before_scop): Handle also the case of default definitions.
32855 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
32857 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
32858 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
32859 Also use them when walking CALL_INSN_FUNCTION_USAGE.
32861 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
32862 Joey Ye <joey.ye@intel.com>
32864 PR middle-end/37843
32865 * cfgexpand.c (expand_stack_alignment): Don't update stack
32866 boundary nor check incoming stack boundary here.
32867 (gimple_expand_cfg): Update stack boundary and check incoming
32868 stack boundary here.
32870 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
32872 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
32874 2009-01-14 Jakub Jelinek <jakub@redhat.com>
32876 PR rtl-optimization/38245
32877 * calls.c (expand_call): Add stack arguments to
32878 CALL_INSN_FUNCTION_USAGE even for pure calls (when
32879 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
32880 in regs and partially in memory or BLKmode arguments.
32881 (emit_library_call_value_1): Add stack arguments to
32882 CALL_INSN_FUNCTION_USAGE even for pure calls (when
32883 ACCUMULATE_OUTGOING_ARGS).
32884 * dce.c: Include tm_p.h.
32885 (find_call_stack_args): New function.
32886 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
32888 (mark_insn): Call find_call_stack_args for CALL_Ps.
32889 (prescan_insns_for_dce): Walk insns backwards in bb rather than
32890 forwards. Allocate and free arg_stores bitmap if needed, pass it
32891 down to deletable_insn_p, don't mark stores set in arg_stores
32892 bitmap, clear the bitmap at the beginning of each bb.
32893 * Makefile.in (dce.o): Depend on $(TM_P_H).
32895 2009-01-14 Michael Meissner <gnu@the-meissners.org>
32898 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
32899 to make sure the insn is a conditional test (bug 22599). Reformat a
32902 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
32904 PR middle-end/38431
32905 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
32906 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
32907 (gloog): Do not call cleanup_tree_cfg.
32908 (graphite_transform_loops): Call cleanup_tree_cfg after all
32909 scops have been code generated.
32911 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
32912 * doc/gty.texi (Invoking the garbage collector): Added new node
32913 and section documenting ggc_collect.
32915 2009-01-14 Richard Guenther <rguenther@suse.de>
32917 PR tree-optimization/38826
32918 PR middle-end/38477
32919 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
32920 initialization notes only if we actually emitted a warning.
32921 (intra_create_variable_infos): Add constraints for a result decl
32922 that is passed by hidden reference.
32923 (build_pred_graph): Mark all related variables non-direct on
32926 2009-01-14 Nick Clifton <nickc@redhat.com>
32928 * ira-conflicts.c: Include addresses.h for the definition of
32930 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
32931 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
32933 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
32936 * Makefile.in (ira-lives.o): Add except.h.
32938 * ira-lives.c: Include except.h.
32939 (process_bb_node_lives): Process can_throw_internal.
32941 2009-01-13 Jakub Jelinek <jakub@redhat.com>
32943 PR rtl-optimization/38774
32944 * combine.c (simplify_set): When undoing cc_use change, don't do
32945 PUT_CODE on the newly created comparison, but instead put back the
32948 2009-01-13 Joseph Myers <joseph@codesourcery.com>
32950 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
32951 values. Remove duplicate arm8 entry.
32953 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
32955 PR tree-optimization/38786
32956 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
32957 the SSA_NAME case of expand_scalar_variables_expr.
32958 Set the type of an expression to the type of its assign statement.
32959 (expand_scalar_variables_expr): Also gather the scalar computation
32960 used to index the memory access. Do not pass loop_p.
32961 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
32962 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
32963 the gimple_stmt_iterator where it inserts new code.
32964 Do not pass loop_p.
32965 (copy_bb_and_scalar_dependences): Do not pass loop_p.
32966 (translate_clast): Update call to copy_bb_and_scalar_dependences.
32968 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
32970 * graphite.h (debug_value): Removed.
32971 * graphite.c (debug_value): Removed.
32973 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
32975 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
32976 ldrd/strd with two 32-bit instructions.
32978 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
32980 * config/arm/arm.c (struct processors): Pass for speed down into
32981 cost helper functions.
32982 (const_ok_for_op): Handle COMPARE and inequality nodes.
32983 (arm_rtx_costs_1): Rewrite.
32984 (arm_size_rtx_costs): Update prototype.
32985 (arm_rtx_costs): Pass speed down to helper functions.
32986 (arm_slowmul_rtx_costs): Rework cost calculations.
32987 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
32988 (arm_9e_rtx_costs): Likewise.
32990 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
32992 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
32993 relocations of local symbols wider than UNITS_PER_WORD are not valid.
32994 (alpha_legitimize_address): Do not split local symbols wider than
32995 UNITS_PER_WORD into HIGH/LO_SUM parts.
32997 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
33000 * gcc.c (process_command): Replace call to execvp with calls
33001 to pex_one and exit.
33003 2009-01-03 Anatoly Sokolov <aesok@post.ru>
33006 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
33007 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
33008 variant for devices with 3-byte PC.
33009 (__tablejump_elpm__): New.
33011 2009-01-12 Jakub Jelinek <jakub@redhat.com>
33014 * c-parser.c (c_parser_postfix_expression): Allow `->' in
33015 offsetof member-designator, handle it as `[0].'.
33017 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
33019 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
33020 function when not using named sections on targets with named sections
33021 if branch distance is less than 262132.
33023 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
33025 * combine.c (combine_instructions): Recompute
33026 optimize_this_for_speed_p for each BB in the main combine loop.
33028 2009-01-12 Tomas Bily <tbily@suse.cz>
33031 * tree-loop-distribution.c (prop_phis): New function.
33032 (generate_builtin): Call prop_phis.
33034 2009-01-12 Jakub Jelinek <jakub@redhat.com>
33036 PR tree-optimization/38807
33037 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
33038 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
33040 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
33042 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
33043 subreg of op0 to the original op0.
33045 2009-01-11 Laurent GUERBY <laurent@guerby.net>
33047 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
33049 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
33052 * mips-tfile.c (parse_def): Fix parsing of def strings
33053 starting with digits.
33055 2009-01-10 Jakub Jelinek <jakub@redhat.com>
33058 * config/arm/arm.c (arm_is_long_call_p): Don't call
33059 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
33061 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
33063 * regrename.c (regrename_optimize): Fix dumping.
33064 (find_oldest_value_reg): Preserve REG_POINTER.
33065 (copy_hardreg_forward_1): Likewise.
33067 2009-01-09 Diego Novillo <dnovillo@google.com>
33069 * gimple.h (struct gimple_statement_base) <uid>: Document
33070 the restrictions on its use.
33071 (gimple_uid): Tidy.
33072 (gimple_set_uid): Tidy.
33074 2009-01-09 Jakub Jelinek <jakub@redhat.com>
33076 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
33077 zero guard even if align_bytes != 0 and count is smaller than
33080 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
33082 PR rtl-optimization/38495
33083 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
33084 (add_range_and_copies_from_move_list): Print all added ranges.
33085 Add ranges to memory optimized destination.
33087 2009-01-09 Jakub Jelinek <jakub@redhat.com>
33091 * config/i386/i386.c (override_options): Reject
33092 -mstringop-strategy=rep_8byte with -m32.
33093 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
33094 to 1. Do count comparison against epilogue_size_needed at compile
33095 time even when count_exp was constant forced into register. For
33096 size_needed don't jump to epilogue, instead just avoid aligning
33097 and invoke the body algorithm. If need_zero_guard, add zero guard
33098 even if count is non-zero, but smaller than size_needed + number of
33099 bytes that could be stored for alignment.
33100 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
33101 to 1. If need_zero_guard, add zero guard even if count is non-zero,
33102 but smaller than size_needed + number of bytes that could be stored
33103 for alignment. Compare size_needed with epilogue_size_needed instead
33104 of desired_align - align, don't adjust size_needed, pass
33105 epilogue_size_needed to the epilogue expanders.
33108 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
33110 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
33112 * pa.c (last_address): Change to unsigned.
33113 (update_total_code_bytes): Change argument to unsigned. Don't
33114 check if insn addresses are set.
33115 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
33116 addresses are not set.
33117 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
33119 2009-01-09 Nick Clifton <nickc@redhat.com>
33121 * config/sh/symbian.c: Replace uses of DECL_INLINE with
33122 DECL_DECLARED_INLINE_P.
33124 2009-01-09 Jakub Jelinek <jakub@redhat.com>
33126 PR middle-end/38347
33127 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
33128 GET_MODE (op0) in operand_subword_force calls.
33130 PR middle-end/38771
33131 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
33132 fold_convert arg0 operands to TREE_TYPE (op0) first.
33134 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
33136 * params.def (ira-max-conflict-table-size): Decrease default value
33139 2009-01-08 Jakub Jelinek <jakub@redhat.com>
33141 PR tree-optimization/37031
33142 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
33144 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
33145 allocate it using gc instead of heap, use VEC_quick_push instead of
33147 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
33148 instead of heap, use VEC_quick_push instead of VEC_safe_push.
33149 * tree-data-ref.h (struct access_matrix): Change matrix to gc
33150 allocated vector from heap allocated.
33151 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
33152 * tree-loop-linear.c (linear_transform_loops): Allocate nest
33153 vector only after perfect_loop_nest_depth call.
33155 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
33156 Jan Sjodin <jan.sjodin@amd.com>
33158 PR tree-optimization/38559
33159 * graphite.c (debug_value, copy_constraint,
33160 swap_constraint_variables, scale_constraint_variable, ): New.
33161 (get_lower_bound, get_upper_bound): Removed.
33162 (graphite_trans_bb_strip_mine): Clean up this code that works
33163 only for constant number of iterations. Fully copy upper and
33164 lower bound constraints, not only the constant part of them.
33165 * graphite.h (debug_value): Declared.
33167 2009-01-08 Ira Rosen <irar@il.ibm.com>
33169 PR tree-optimization/37194
33170 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
33171 Don't add the cost of cost model guard in prologue to scalar
33172 outside cost in case of known number of iterations.
33174 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
33175 Alan Modra <amodra@bigpond.net.au>
33177 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
33178 non-word-aligned REG+CONST addressing.
33180 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
33183 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
33184 free_after_compilation when outputting a thunk.
33185 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
33186 Do not call free_after_compilation here.
33188 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
33190 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
33191 (ix86_valid_target_attribute_inner_p): Ditto.
33193 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
33195 PR tree-optimization/38492
33196 PR tree-optimization/38498
33197 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
33198 * tree-chrec.h (scev_is_linear_expression): Declared.
33199 * graphite.c (graphite_cannot_represent_loop_niter): New.
33200 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
33201 (graphite_loop_normal_form): Use gcc_assert.
33202 (scan_tree_for_params): Use CASE_CONVERT.
33203 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
33204 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
33205 Use gcc_assert. Discard scops that contain unhandled cases.
33206 (build_scop_conditions): Return a boolean status for unhandled cases.
33207 (strip_mine_profitable_p): Print the loop number, not its depth.
33208 (is_interchange_valid): Pass the depth of the loop nest, don't
33209 recompute it wrongly.
33210 (graphite_trans_bb_block): Same.
33211 (graphite_trans_bb_block): Print tentative of loop blocking.
33212 (graphite_trans_scop_block): Do not print that the loop has been
33214 (graphite_transform_loops): Do not handle scops that contain condition
33217 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
33219 AVX Programming Reference (December, 2008)
33220 * config/i386/avxintrin.h (_mm256_stream_si256): New.
33221 (_mm256_stream_pd): Likewise.
33222 (_mm256_stream_ps): Likewise.
33224 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
33225 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
33226 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
33227 (bdesc_special_args): Add __builtin_ia32_movntdq256,
33228 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
33229 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
33230 (ix86_expand_special_args_builtin): Likewise.
33232 * config/i386/sse.md (AVXMODEDI): New.
33233 (avx_movnt<mode>): Likewise.
33234 (avx_movnt<mode>): Likewise.
33235 (<sse>_movnt<mode>): Remove AVX support.
33236 (sse2_movntv2di): Likewise.
33238 2009-01-07 Richard Guenther <rguenther@suse.de>
33240 PR middle-end/38751
33241 * fold-const.c (extract_muldiv): Remove obsolete comment.
33242 (fold_plusminus_mult_expr): Undo MINUS_EXPR
33243 to PLUS_EXPR canonicalization for the canonicalization.
33245 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
33247 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
33248 hosted cross-compilers generating less efficient code.
33250 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
33252 * function.h (rtl_data): Add a dbr_scheduled_p field.
33253 * reorg.c (dbr_schedule): Set it.
33254 (gate_handle_delay_slots): Check it.
33255 * config/mips/mips.c (mips_base_delayed_branch): Delete.
33256 (mips_reorg): Check flag_delayed_branch instead of
33257 mips_base_delayed_branch.
33258 (mips_override_options): Don't set mips_base_delayed_branch
33259 or flag_delayed_branch.
33261 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
33263 PR rtl-optimization/38426.
33264 * ira.c (ira): Set current_function_is_leaf earlier.
33266 2009-01-06 Jakub Jelinek <jakub@redhat.com>
33268 PR rtl-optimization/38722
33269 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
33270 too early, only set a flag and modify after last possible
33273 2009-01-06 Janis Johnson <janis187@us.ibm.com>
33276 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
33277 * real.c (decimal_single_format): Correct values of emin and emax.
33278 (decimal_double_format): Ditto.
33279 (decimal_quad_format): Ditto.
33280 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
33281 computation of DECnn_MIN and DECnn_MAX for corrected values of
33282 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
33283 __DECnn_MIN__, and adjust its computation for the corrected value
33286 2009-01-06 Jan Hubicka <jh@suse.cz>
33289 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
33291 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
33293 * doc/contrib.texi (Contributors): Slightly adjust the end note.
33294 Add Robert Clark to the list of testers.
33296 2009-01-06 Jan Hubicka <jh@suse.cz>
33297 Kai Tietz <kai.tietz@onevision.com>
33299 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
33300 * config/i386/i386.c (ix86_expand_call): Add clobbers.
33302 2009-01-06 Jan Hubicka <jh@suse.cz>
33303 Kai Tietz <kai.tietz@onevision.com>
33305 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
33307 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
33308 (ix86_nsaved_regs): Count only general purpose regs.
33309 (ix86_nsaved_sseregs): New.
33310 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
33311 to 16 for w64; compute padding and size of sse reg save area.
33312 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
33313 general purpose regs.
33314 (ix86_emit_save_sse_regs_using_mov): New.
33315 (ix86_expand_prologue): Save SSE regs if needed.
33316 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
33317 (ix86_emit_restore_sse_regs_using_mov): New.
33318 (ix86_expand_epilogue): Save SSE regs if needed.
33320 2009-01-06 Jan Hubicka <jh@suse.cz>
33321 Kai Tietz <kai.tietz@onevision.com>
33323 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
33324 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
33325 functions when accumulate outgoing args is off.
33327 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
33330 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
33331 before using pseudos_have_intersected_live_ranges_p.
33333 * ira-int.h (ira_assert): Always define.
33335 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
33337 AVX Programming Reference (December, 2008)
33338 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
33339 (_mm256_permute2_pd): Likewise.
33340 (_mm_permute2_ps): Likewise.
33341 (_mm256_permute2_ps): Likewise.
33342 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
33343 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
33345 * config/i386/i386.c (ix86_builtins): Remove
33346 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
33347 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
33348 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
33349 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
33350 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
33351 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
33352 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
33353 __builtin_ia32_vpermil2ps256.
33354 (ix86_init_mmx_sse_builtins): Updated.
33355 (ix86_expand_args_builtin): Likewise.
33357 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
33359 * pa.c (output_call): Relocate non-jump insns in the delay slot of
33360 long absolute calls when generating PA 2.0 code.
33362 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
33364 PR rtl-optimization/38583
33365 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
33367 * params.def (ira-max-conflict-table-size): New.
33369 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
33371 * ira.h (ira_conflicts_p): New external definition.
33373 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
33374 table. Report this. Return result of building.
33375 (ira_build_conflicts): Use ira_conflicts_p. Check result of
33376 building conflict table.
33378 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
33379 (ira_color): Use ira_conflicts_p.
33381 * global.c: Include ira.h.
33382 (pseudo_for_reload_consideration_p, build_insn_chain): Use
33385 * Makefile.in (global.o): Add ira.h.
33387 * ira-build.c (mark_all_loops_for_removal,
33388 propagate_some_info_from_allocno): New.
33389 (remove_unnecessary_allocnos): Call
33390 propagate_some_info_from_allocno.
33391 (remove_low_level_allocnos): New.
33392 (remove_unnecessary_regions): Add parameter. Call
33393 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
33394 parameter to remove_unnecessary_regions.
33395 (ira_build): Remove all regions but root if the conflict table was
33396 not built. Update conflict hard regs for allocnos crossing calls.
33398 * ira.c (ira_conflicts_p): New global.
33399 (ira): Define and use ira_conflicts_p.
33401 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
33402 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
33403 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
33405 2009-01-06 Ben Elliston <bje@au.ibm.com>
33407 * gengtype-lex.l (YY_NO_INPUT): Define.
33409 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
33412 * c-common.c (handle_vector_size_attribute): Also reject
33413 BOOLEAN_TYPE types.
33415 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
33417 PR tree-optimization/38492
33418 * graphite.c (rename_map_elt, debug_rename_elt,
33419 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
33420 rename_map_elt_info, eq_rename_map_elts,
33421 get_new_name_from_old_name, bb_in_sese_p): Moved around.
33422 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
33423 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
33424 (sese_build_livein_liveouts): New.
33425 (new_sese, free_sese): New.
33426 (new_scop): Call new_sese.
33427 (free_scop): Call free_sese.
33428 (rename_variables_from_edge, rename_phis_end_scop): Removed.
33429 (register_old_new_names): Renamed register_old_and_new_names.
33430 (register_scop_liveout_renames, add_loop_exit_phis,
33431 insert_loop_close_phis, struct igp,
33432 default_liveout_before_guard, add_guard_exit_phis,
33433 insert_guard_phis, copy_renames): New.
33434 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
33435 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
33436 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
33437 (scop_adjust_phis_for_liveouts): New.
33438 (gloog): Call scop_adjust_phis_for_liveouts.
33440 * graphite.h (struct sese): Documented. Added fields liveout,
33441 num_ver and livein.
33442 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
33443 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
33444 (struct scop): Added field liveout_renames.
33445 (SCOP_LIVEOUT_RENAMES): New.
33447 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
33449 PR tree-optimization/38510
33450 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
33451 (translate_clast): Call recompute_all_dominators before
33453 (gloog): Call recompute_all_dominators before graphite_verify.
33455 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
33456 Jan Sjodin <jan.sjodin@amd.com>
33458 PR tree-optimization/38500
33459 * graphite.c (create_sese_edges): Call fix_loop_structure after
33462 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
33464 * config.gcc: Add m32r*-*-rtems*.
33465 * config/m32r/rtems.h: New file.
33467 2009-01-05 Ben Elliston <bje@au.ibm.com>
33469 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
33470 (.po.pox): Likewise.
33471 (po/gcc.pot): Likewise.
33473 2009-01-04 David S. Miller <davem@davemloft.net>
33475 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
33476 (STARTING_FRAME_OFFSET): Always set to zero.
33478 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
33480 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
33481 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
33482 fixed-point types, and vectors of the same.
33484 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
33486 * config/mips/sync.md (*mb_barrier): Rename to...
33487 (*memory_barrier): ...this.
33489 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
33491 * doc/extend.texi (Function Attributes): Move @cindex after @item
33492 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
33493 and put in alphabetical order. Fix 'target' name and put in order.
33494 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
33497 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
33499 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
33500 (memory_barrier): Expand as unspec instead of unspec_volatile.
33501 Remove mem:BLK from insn operands. Use Pmode scratch register.
33502 (*memory_barrier): Define as unspec instead of unspec_volatile.
33503 Use (match_dup 0) as input operand.
33505 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
33506 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
33507 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
33508 scratch register. Remove operand 1.
33509 (*stbar): Define as unspec instead of unspec_volatile.
33510 Use (match_dup 0) as input operand, remove (const_int 8).
33511 (*membar): Define as unspec instead of unspec_volatile.
33512 Use (match_dup 0) as input operand, remove input operand 2.
33514 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
33515 (memory_barrier): Expand as unspec instead of unspec_volatile.
33516 Remove mem:BLK from insn operands. Use Pmode scratch register.
33517 (*memory_barrier): Define as unspec instead of unspec_volatile.
33518 Use (match_dup 0) as input operand.
33520 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
33521 Remove mem:BLK from insn operands. Use Pmode scratch register.
33522 Set volatile flag on operand 0.
33523 (*memory_barrier): New insn pattern.
33525 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
33527 (*memory_barrier): Use (match_dup 0) as input operand.
33529 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
33530 Remove mem:BLK from insn operands. Use Pmode scratch register.
33531 Set volatile flag on operand 0.
33532 (*mb_internal): New insn pattern.
33534 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
33536 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
33538 PR middle-end/38586
33539 * function.c (struct temp_slot): Move to the section of the file
33540 that deals with temp slots. Remove field 'address'.
33541 (temp_slot_address_table): New hash table of address -> temp slot.
33542 (struct temp_slot_address_entry): New struct, items for the table.
33543 (temp_slot_address_compute_hash, temp_slot_address_hash,
33544 temp_slot_address_eq, insert_temp_slot_address): Support functions
33546 (find_temp_slot_from_address): Rewrite to use the new hash table.
33547 (remove_unused_temp_slot_addresses): Remove addresses of temp
33548 slots that have been made available.
33549 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
33550 worker function for remove_unused_temp_slot_addresses.
33551 (assign_stack_temp_for_type): Don't clear the temp slot address list.
33552 Add the temp slot address to the address -> temp slot map.
33553 (update_temp_slot_address): Update via insert_temp_slot_address.
33554 (free_temp_slots): Call remove_unused_temp_slot_addresses.
33555 (pop_temp_slots): Likewise.
33556 (init_temp_slots): Allocate the address -> temp slot map, or empty
33557 the map if it is already allocated.
33558 (prepare_function_start): Initialize temp slot processing.
33560 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
33562 PR middle-end/38584
33563 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
33564 Calculate the size of all stack vars assuming no packing of stack
33565 vars will happen, replacing a quadratic algorithm with a linear one.
33567 2009-01-03 Jakub Jelinek <jakub@redhat.com>
33570 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
33573 2009-01-03 Diego Novillo <dnovillo@google.com>
33575 * doc/contrib.texi: Update contributions.
33577 2009-01-03 Jakub Jelinek <jakub@redhat.com>
33580 * builtins.c (fold_builtin_memory_op): Give up if either operand
33581 is volatile. Set srctype or desttype to non-qualified version
33585 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
33586 and FUNCTION_DECLs.
33588 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
33590 PR rtl-optimization/35805
33591 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
33592 problem if fast dce is able to remove any instructions.
33593 * dce.c (dce_process_block): Fix dump message.
33595 2009-01-02 Mark Mitchell <mark@codesourcery.com>
33598 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
33600 2009-01-02 Jakub Jelinek <jakub@redhat.com>
33602 PR middle-end/38690
33603 * tree-flow.h (op_code_prio, op_prio): New prototypes.
33604 * tree-pretty-print.c (op_code_prio): New function.
33605 (op_prio): No longer static. Use op_code_prio.
33606 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
33607 Use op_prio and op_code_prio to determine if () should be
33608 printed around operand(s) or not.
33610 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
33611 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
33612 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
33613 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
33614 pp_character instead of pp_string for single letter printing.
33616 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
33618 * doc/extend.texi: Fix '#pragma GCC option' typo.
33620 2009-01-02 Richard Guenther <rguenther@suse.de>
33622 * doc/install.texi (--enable-checking): Mention different
33623 default for stage1.
33624 (--enable-stage1-checking): Document.
33626 2009-01-01 Andrew Pinski <pinskia@gmail.com>
33628 PR middle-end/30142
33629 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
33630 case to be an error.
33632 2009-01-02 Ben Elliston <bje@au.ibm.com>
33634 * config/fp-bit.h (pack_d): Constify argument.
33635 * config/fp-bit.c (makenan): Constify return type. Remove casts.
33636 (isnan): Constify argument.
33638 (iszero): Likewise.
33639 (pack_d): Likewise.
33640 (_fpadd_parts): Constify return type.
33641 (_fpmul_parts): Likewise.
33642 (_fpdiv_parts): Likewise.
33644 2009-01-01 Jakub Jelinek <jakub@redhat.com>
33647 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
33648 warn about overwriting initializer with side-effects or
33649 -Woverride-init if !IMPLICIT.
33650 (output_init_element): Likewise. Pass IMPLICIT down to
33652 (process_init_element): Add IMPLICIT argument. Pass it down
33653 to output_init_element.
33654 (push_init_element, pop_init_level, set_designator): Adjust
33655 process_init_element callers.
33656 (set_nonincremental_init, set_nonincremental_init_from_string):
33657 Adjust add_pending_init callers.
33658 (output_pending_init_elements): Adjust output_init_element callers.
33659 * c-tree.h (process_init_element): Adjust prototype.
33660 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
33661 process_init_element callers.
33664 Copyright (C) 2009 Free Software Foundation, Inc.
33666 Copying and distribution of this file, with or without modification,
33667 are permitted in any medium without royalty provided the copyright
33668 notice and this notice are preserved.